<4>------------[ cut here ]------------ <4>WARNING: at kernel/watchdog.c:243 watchdog_overflow_callback+0x10c/0x170() <4>Hardware name: X8SIL Watchdog detected hard LOCKUP on cpu 0Modules linked in: test(+) mpt2sas scsi_transport_sas raid_class Pid: 22208, comm: sh Tainted: G W 2.6.39-rc3+ #19 Call Trace: [] warn_slowpath_common+0x7a/0xb0 [] warn_slowpath_fmt+0x41/0x50 [] ? _raw_spin_lock+0x5d/0x70 [] ? watchdog_overflow_callback+0xf0/0x170 [] watchdog_overflow_callback+0x10c/0x170 [] __perf_event_overflow+0x98/0x250 [] ? perf_event_update_userpage+0xa2/0xd0 [] ? perf_poll+0xc0/0xc0 [] perf_event_overflow+0x14/0x20 [] intel_pmu_handle_irq+0x1f0/0x420 [] perf_event_nmi_handler+0x50/0xc0 [] notifier_call_chain+0x51/0x80 [] __atomic_notifier_call_chain+0x67/0xa0 [] ? notifier_call_chain+0x80/0x80 [] atomic_notifier_call_chain+0x11/0x20 [] notify_die+0x2e/0x30 [] do_nmi+0xd2/0x280 [] nmi+0x1a/0x2c [] ? vprintk+0x76/0x4a0 [] ? delay_tsc+0x15/0x60 <> [] __delay+0xa/0x10 [] do_raw_spin_lock+0x104/0x170 [] ? sched_clock_cpu+0xc5/0x100 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] ? trace_hardirqs_off+0xd/0x10 [] ? cpumask_next_and+0x22/0x40 [] printk+0x63/0x65 [] do_raw_spin_lock+0x151/0x170 [] ? tick_nohz_handler+0xf0/0xf0 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] ? __rcu_pending+0x78/0x380 [] ? tick_nohz_handler+0xf0/0xf0 [] printk+0x63/0x65 [] __rcu_pending+0x2c3/0x380 [] ? tick_nohz_handler+0xf0/0xf0 [] rcu_check_callbacks+0x65/0x120 [] update_process_times+0x43/0x80 [] tick_sched_timer+0x61/0xc0 [] __run_hrtimer+0x89/0x1e0 [] hrtimer_interrupt+0xd5/0x240 [] hpet_interrupt_handler+0x12/0x30 [] handle_irq_event_percpu+0x55/0x1f0 [] handle_irq_event+0x43/0x70 [] handle_edge_irq+0x6d/0x130 [] handle_irq+0x44/0x90 [] do_IRQ+0x58/0xe0 [] common_interrupt+0x13/0x13 [] ? retint_swapgs+0xe/0x13 <4>---[ end trace 25c9d026fd9a09f9 ]--- after warn on #0 NMI on #2 NMI on #1 NMI on #6 NMI on #4 NMI on #5 NMI on #3 NMI on #7 <0>BUG: spinlock lockup on CPU#3, modprobe/22211, ffffffff81e1c0c0 Pid: 22211, comm: modprobe Tainted: G W 2.6.39-rc3+ #19 Call Trace: [] do_raw_spin_lock+0x156/0x170 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] ? trace_hardirqs_off+0xd/0x10 [] printk+0x63/0x65 [] do_raw_spin_lock+0x151/0x170 [] ? try_to_wake_up+0x29d/0x350 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] ? cpuacct_charge+0x9b/0xb0 [] ? cpuacct_charge+0x1f/0xb0 [] ? try_to_wake_up+0x29d/0x350 [] printk+0x63/0x65 [] spin_bug+0x70/0xf0 [] do_raw_spin_lock+0x129/0x170 [] ? try_to_wake_up+0x29d/0x350 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] ? trace_hardirqs_off+0xd/0x10 [] ? try_to_wake_up+0x29d/0x350 [] printk+0x63/0x65 [] ? try_to_wake_up+0x29d/0x350 [] warn_slowpath_common+0x38/0xb0 [] warn_slowpath_null+0x15/0x20 [] try_to_wake_up+0x29d/0x350 [] wake_up_process+0x10/0x20 [] __up+0x41/0x50 [] up+0x3c/0x50 [] console_unlock+0x1a6/0x200 [] vprintk+0x206/0x4a0 [] ? trace_hardirqs_off+0xd/0x10 [] ? local_clock+0x4b/0x60 [] ? 0xffffffffa0011fff [] printk+0x63/0x65 [] test_init+0x1d/0x2b [test] [] do_one_initcall+0x3e/0x170 [] sys_init_module+0xb2/0x200 [] system_call_fastpath+0x16/0x1b <6>sending NMI to all CPUs: <4>NMI backtrace for cpu 3 CPU 3 Modules linked in: test(+) mpt2sas scsi_transport_sas raid_class Pid: 22211, comm: modprobe Tainted: G W 2.6.39-rc3+ #19 Supermicro X8SIL/X8SIL RIP: 0010:[] [] delay_tsc+0x35/0x60 RSP: 0018:ffff8802302f37e8 EFLAGS: 00000803 RAX: 0000000004c6e948 RBX: 0000000000000001 RCX: 000000000000fd3c RDX: 00000000000000c0 RSI: 0000000004c6e948 RDI: 000000000028af29 RBP: ffff8802302f37e8 R08: 0000000000000003 R09: 0000000000000000 R10: 0000000000000000 R11: 000000000000000d R12: 000000009eebe238 R13: ffff8802347f8000 R14: ffff8802347f8410 R15: 000000009eebe238 FS: 00007ff6fe272700(0000) GS:ffff88023ec00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: 00007ff6fe26100f CR3: 00000002302e9000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process modprobe (pid: 22211, threadinfo ffff8802302f2000, task ffff8802347f8000) <0>Stack: ffff8802302f37f8 ffffffff813a8e48 ffff8802302f3818 ffffffff8105a4c4 000000009eebe238 ffffffff81e1c0c0 ffff8802302f3868 ffffffff813af30b ffff8802302f3858 0000000100000000 ffff8802347f8000 ffffffff81e1c0c0 <0>Call Trace: <0> [] __const_udelay+0x28/0x30 <0> [] arch_trigger_all_cpu_backtrace+0x64/0x80 <0> [] do_raw_spin_lock+0x15b/0x170 <0> [] _raw_spin_lock+0x51/0x70 <0> [] ? vprintk+0x76/0x4a0 <0> [] vprintk+0x76/0x4a0 <0> [] ? trace_hardirqs_off+0xd/0x10 <0> [] printk+0x63/0x65 <0> [] do_raw_spin_lock+0x151/0x170 <0> [] ? try_to_wake_up+0x29d/0x350 <0> [] _raw_spin_lock+0x51/0x70 <0> [] ? vprintk+0x76/0x4a0 <0> [] vprintk+0x76/0x4a0 <0> [] ? cpuacct_charge+0x9b/0xb0 <0> [] ? cpuacct_charge+0x1f/0xb0 <0> [] ? try_to_wake_up+0x29d/0x350 <0> [] printk+0x63/0x65 <0> [] spin_bug+0x70/0xf0 <0> [] do_raw_spin_lock+0x129/0x170 <0> [] ? try_to_wake_up+0x29d/0x350 <0> [] _raw_spin_lock+0x51/0x70 <0> [] ? vprintk+0x76/0x4a0 <0> [] vprintk+0x76/0x4a0 <0> [] ? trace_hardirqs_off+0xd/0x10 <0> [] ? try_to_wake_up+0x29d/0x350 <0> [] printk+0x63/0x65 <0> [] ? try_to_wake_up+0x29d/0x350 <0> [] warn_slowpath_common+0x38/0xb0 <0> [] warn_slowpath_null+0x15/0x20 <0> [] try_to_wake_up+0x29d/0x350 <0> [] wake_up_process+0x10/0x20 <0> [] __up+0x41/0x50 <0> [] up+0x3c/0x50 <0> [] console_unlock+0x1a6/0x200 <0> [] vprintk+0x206/0x4a0 <0> [] ? trace_hardirqs_off+0xd/0x10 <0> [] ? local_clock+0x4b/0x60 <0> [] ? 0xffffffffa0011fff <0> [] printk+0x63/0x65 <0> [] test_init+0x1d/0x2b [test] <0> [] do_one_initcall+0x3e/0x170 <0> [] sys_init_module+0xb2/0x200 <0> [] system_call_fastpath+0x16/0x1b <0>Code: 48 89 e5 66 66 90 0f ae e8 0f 31 89 c6 eb 16 0f 1f 80 00 00 00 00 f3 90 65 8b 0c 25 e0 c6 00 00 44 39 c1 75 17 66 66 90 0f ae e8 <0f> 31 89 c0 48 89 c2 48 29 f2 48 39 d7 77 dc c9 c3 48 29 c6 48 Call Trace: [] __const_udelay+0x28/0x30 [] arch_trigger_all_cpu_backtrace+0x64/0x80 [] do_raw_spin_lock+0x15b/0x170 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] ? trace_hardirqs_off+0xd/0x10 [] printk+0x63/0x65 [] do_raw_spin_lock+0x151/0x170 [] ? try_to_wake_up+0x29d/0x350 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] ? cpuacct_charge+0x9b/0xb0 [] ? cpuacct_charge+0x1f/0xb0 [] ? try_to_wake_up+0x29d/0x350 [] printk+0x63/0x65 [] spin_bug+0x70/0xf0 [] do_raw_spin_lock+0x129/0x170 [] ? try_to_wake_up+0x29d/0x350 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] ? trace_hardirqs_off+0xd/0x10 [] ? try_to_wake_up+0x29d/0x350 [] printk+0x63/0x65 [] ? try_to_wake_up+0x29d/0x350 [] warn_slowpath_common+0x38/0xb0 [] warn_slowpath_null+0x15/0x20 [] try_to_wake_up+0x29d/0x350 [] wake_up_process+0x10/0x20 [] __up+0x41/0x50 [] up+0x3c/0x50 [] console_unlock+0x1a6/0x200 [] vprintk+0x206/0x4a0 [] ? trace_hardirqs_off+0xd/0x10 [] ? local_clock+0x4b/0x60 [] ? 0xffffffffa0011fff [] printk+0x63/0x65 [] test_init+0x1d/0x2b [test] [] do_one_initcall+0x3e/0x170 [] sys_init_module+0xb2/0x200 [] system_call_fastpath+0x16/0x1b <4>NMI backtrace for cpu 7 CPU 7 Modules linked in: test(+) mpt2sas scsi_transport_sas raid_class Pid: 22203, comm: sh Tainted: G W 2.6.39-rc3+ #19 Supermicro X8SIL/X8SIL RIP: 0010:[] [] delay_tsc+0x15/0x60 RSP: 0000:ffff88023f403c58 EFLAGS: 00000006 RAX: 0000000004c6e960 RBX: ffffffff81e1c0c0 RCX: 0000000000000001 RDX: 00000000000000c0 RSI: 0000000004c6e908 RDI: 0000000000000001 RBP: ffff88023f403c58 R08: 0000000000000007 R09: 0000000000000000 R10: ffffffff81092df6 R11: 0000000000000001 R12: 000000009eebe238 R13: ffff880231812290 R14: ffff8802318126a0 R15: 000000009766b46c FS: 00007f367939c700(0000) GS:ffff88023f400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000446056 CR3: 0000000233055000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process sh (pid: 22203, threadinfo ffff8802333c4000, task ffff880231812290) <0>Stack: ffff88023f403c68 ffffffff813a8e1a ffff88023f403cb8 ffffffff813af2b4 0000000000000400 0000000100000000 0000000000000002 ffffffff81e1c0c0 ffffffff81e1c0d8 0000000000000000 ffff88023f403f48 ffffffff810c3e40 <0>Call Trace: <0> <0> [] __delay+0xa/0x10 <0> [] do_raw_spin_lock+0x104/0x170 <0> [] ? tick_nohz_handler+0xf0/0xf0 <0> [] _raw_spin_lock+0x51/0x70 <0> [] ? vprintk+0x76/0x4a0 <0> [] vprintk+0x76/0x4a0 <0> [] ? __rcu_pending+0x78/0x380 <0> [] ? tick_nohz_handler+0xf0/0xf0 <0> [] printk+0x63/0x65 <0> [] __rcu_pending+0x2c3/0x380 <0> [] ? tick_nohz_handler+0xf0/0xf0 <0> [] rcu_check_callbacks+0x103/0x120 <0> [] update_process_times+0x43/0x80 <0> [] tick_sched_timer+0x61/0xc0 <0> [] __run_hrtimer+0x89/0x1e0 <0> [] hrtimer_interrupt+0xd5/0x240 <0> [] ? trace_hardirqs_off_thunk+0x3a/0x3c <0> [] smp_apic_timer_interrupt+0x66/0xa0 <0> [] apic_timer_interrupt+0x13/0x20 <0> <0> [] ? retint_swapgs+0xe/0x13 <0>Code: 00 00 f7 e2 48 8d 7a 01 ff 15 a8 9d aa 00 c9 c3 66 0f 1f 44 00 00 55 65 44 8b 04 25 e0 c6 00 00 48 89 e5 66 66 90 0f ae e8 0f 31 <89> c6 eb 16 0f 1f 80 00 00 00 00 f3 90 65 8b 0c 25 e0 c6 00 00 Call Trace: [] __delay+0xa/0x10 [] do_raw_spin_lock+0x104/0x170 [] ? tick_nohz_handler+0xf0/0xf0 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] ? __rcu_pending+0x78/0x380 [] ? tick_nohz_handler+0xf0/0xf0 [] printk+0x63/0x65 [] __rcu_pending+0x2c3/0x380 [] ? tick_nohz_handler+0xf0/0xf0 [] rcu_check_callbacks+0x103/0x120 [] update_process_times+0x43/0x80 [] tick_sched_timer+0x61/0xc0 [] __run_hrtimer+0x89/0x1e0 [] hrtimer_interrupt+0xd5/0x240 [] ? trace_hardirqs_off_thunk+0x3a/0x3c [] smp_apic_timer_interrupt+0x66/0xa0 [] apic_timer_interrupt+0x13/0x20 [] ? retint_swapgs+0xe/0x13 <4>NMI backtrace for cpu 6 CPU 6 Modules linked in: test(+) mpt2sas scsi_transport_sas raid_class Pid: 22206, comm: sh Tainted: G W 2.6.39-rc3+ #19 Supermicro X8SIL/X8SIL RIP: 0033:[<000000000047d0d5>] [<000000000047d0d5>] 0x47d0d4 RSP: 002b:00007fffef913280 EFLAGS: 00000202 RAX: 0000000000000029 RBX: 0000000000000360 RCX: 0000000000000029 RDX: 0000000000000063 RSI: 0000000000000000 RDI: 0000000001d26910 RBP: 00007fffef9132b0 R08: 0000000001d26d80 R09: 0101010101010101 R10: 0000000000000003 R11: 00007f3678b06bc0 R12: 000000000041dcd0 R13: 00007fffef913980 R14: 0000000000000000 R15: 0000000000000000 FS: 00007f367939c700(0000) GS:ffff88023f200000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa40d7db2b0 CR3: 000000022f091000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process sh (pid: 22206, threadinfo ffff88022fb6a000, task ffff88022f13a290) Call Trace: <4>NMI backtrace for cpu 2 CPU 2 Modules linked in: test(+) mpt2sas scsi_transport_sas raid_class Pid: 22207, comm: sh Tainted: G W 2.6.39-rc3+ #19 Supermicro X8SIL/X8SIL RIP: 0010:[] [] delay_tsc+0x15/0x60 RSP: 0000:ffff88023ea03c38 EFLAGS: 00000006 RAX: 0000000004c6e97c RBX: ffffffff81e1c0c0 RCX: 0000000000000001 RDX: 00000000000000c0 RSI: 0000000004c6e910 RDI: 0000000000000001 RBP: ffff88023ea03c38 R08: 0000000000000002 R09: 0000000000000000 R10: ffffffff81092df6 R11: 0000000000000001 R12: 000000009eebe238 R13: ffff88022f13c520 R14: ffff88022f13c930 R15: 00000000676e2609 FS: 00007f367939c700(0000) GS:ffff88023ea00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6f47bed000 CR3: 00000002344ed000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process sh (pid: 22207, threadinfo ffff88022fb8a000, task ffff88022f13c520) <0>Stack: ffff88023ea03c48 ffffffff813a8e1a ffff88023ea03c98 ffffffff813af2b4 ffff88023452a290 0000000100000046 0000000000000001 ffffffff81e1c0c0 ffffffff81e1c0d8 0000000000000000 ffffffff81c97d47 7fffffffffffffff <0>Call Trace: <0> <0> [] __delay+0xa/0x10 <0> [] do_raw_spin_lock+0x104/0x170 <0> [] _raw_spin_lock+0x51/0x70 <0> [] ? vprintk+0x76/0x4a0 <0> [] vprintk+0x76/0x4a0 <0> [] printk+0x63/0x65 <0> [] tick_dev_program_event+0xc0/0x100 <0> [] tick_program_event+0x1a/0x20 <0> [] hrtimer_interrupt+0x1d0/0x240 <0> [] hpet_interrupt_handler+0x12/0x30 <0> [] handle_irq_event_percpu+0x55/0x1f0 <0> [] handle_irq_event+0x43/0x70 <0> [] handle_edge_irq+0x6d/0x130 <0> [] handle_irq+0x44/0x90 <0> [] do_IRQ+0x58/0xe0 <0> [] common_interrupt+0x13/0x13 <0> <0> [] ? retint_swapgs+0xe/0x13 <0>Code: 00 00 f7 e2 48 8d 7a 01 ff 15 a8 9d aa 00 c9 c3 66 0f 1f 44 00 00 55 65 44 8b 04 25 e0 c6 00 00 48 89 e5 66 66 90 0f ae e8 0f 31 <89> c6 eb 16 0f 1f 80 00 00 00 00 f3 90 65 8b 0c 25 e0 c6 00 00 Call Trace: [] __delay+0xa/0x10 [] do_raw_spin_lock+0x104/0x170 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] printk+0x63/0x65 [] tick_dev_program_event+0xc0/0x100 [] tick_program_event+0x1a/0x20 [] hrtimer_interrupt+0x1d0/0x240 [] hpet_interrupt_handler+0x12/0x30 [] handle_irq_event_percpu+0x55/0x1f0<0 >B [UGp ]o nha CnPdUl#e_7,ir sq_he/2ve22nt03+0, x4ff3/ff0xff70ff 8 1e[<1fc0ffc0ff ffPifd81: 10227a2053d>, ] cohammnd: lesh_e Tdgaien_tiredq:+0 Gx6 d/ 0x 13 0W [ <2f.f6.ff39ff-frcf381+ 03#1f29b 4>Ca] lhl anTrdlace_e:ir q+ <0xIR44Q/> 0 x9[03e] 9edo8>_r] adw_o_spIRinQ+_l0xoc58k+/00xxe1506/ 0 [x<17ff0ff f [ff10] c3coe4mm0>on] _i? ntteicrrk_upnot+hz0x_h1a3/n0dlxe1r3+ 0x f<0EO/0I>xf 0 [ < ff[e7]1 >? ]r _etriawnt_s_spiwan_pglos+ck0x+e0/x501x1/03x7 <04 >N [MIpu] ?1 v CprPiUn 1t k+M76o/d0ulxe4as 0li n [ket]2 svaspr sincstki_+t0rx7an6/sp0xo4rta0_s as [ r88 >P? id__: rc2u22_p10en, dicongmm+0:x s78h /0Tax3in80te d: [39] -r? c3ti+ c#k_19no _hSuapnedlremir+cr0xo f0X8/0SIxfL<0c> /X[<8SffILffff 8<1d8>R59IPe1: 9>00] 33p:ri[]ff f [ff<0ff00f800110000a0ad0435>]20 _d_7r>]cu 0_px4en52di0dng6+0 c3RS/P0x: 308002 b :0[0EF] LA? GSti: ck00_n00oh02z_46ha nd
erRA+0X:xf 00/0000x0f0000 0 1[]00 r01cdu_24cbhcec0k _RcCXa:ll 0ba00c0ks00+000x1000300/000x10020 [R]ff u2 pdRSatI:e_ 0pr00oc00es00s_00ti00me00s+000x0 43RD/0I:x 80000 0 0[<00ff0f01ffd2ff2f378100c <3ed>a1RB>]P: ti00ck00_s7fchffedef_t9i13me27r+0 0xR0618:/0 0xc00000 0 [0001] 01__01ru01n_01hr01ti01me r+R8190/0:x 10e00000 0 [00]07 hfr36ti78mae5r_4ain4ate Rrr12up:t 0+000xd005/000x00240401 dc d[<0ff ffR1ff3:81 03a009f071dff>f]e ?f 91t3ra9c80e_ hR1a4r:di r00q0s_00of00f_00th00un00k+000x03 Ra1/50:x3 c00 0 00[<00ff00ff00ff00ff0081005 9F6>S:] s 0mp00_a07pifc36_7t9im3e9cr_70i0n(te00rr00up) t+G0S:x6ff6/ff0x88a002 3 e8[<00f0ff00ff(0ff00f80)1 86kn59lG1S3:>0] 00a0pi00c0_0ti00me00r_00in00te rrCt+S:0 x1 03/010x0 20DS : <00EO00I> E S [: 00] 80? 05re0t03in3t_ apCRgs2:+0 0xe00/000x103000 <046>54se0n8d8 iCnRg3 N: MI00 t00o 00al02l 2fCPb3Us80:00 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process sh (pid: 22210, threadinfo ffff88022fb3e000, task ffff88022fb2c520) Call Trace: <4>NMI backtrace for cpu 5 CPU 5 Modules linked in: test(+) mpt2sas scsi_transport_sas raid_class Pid: 22204, comm: sh Tainted: G W 2.6.39-rc3+ #19 Supermicro X8SIL/X8SIL RIP: 0033:[<00007f36789ff974>] [<00007f36789ff974>] 0x7f36789ff973 RSP: 002b:00007fffef9131b8 EFLAGS: 00000202 RAX: 0000000000000001 RBX: 0000000001d26de0 RCX: 0000000000000000 RDX: 000000000000fff2 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007fffef913200 R08: 0000000001d26de0 R09: 0101010101010101 R10: 0000000000000003 R11: 00007f3678a54a4a R12: 000000000000003a R13: 00007fffef913980 R14: 0000000000000000 R15: 0000000000000000 FS: 00007f367939c700(0000) GS:ffff88023f000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa8ea3762b0 CR3: 00000002346fb000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process sh (pid: 22204, threadinfo ffff8802333c6000, task ffff880231814520) Call Trace: <4>NMI backtrace for cpu 0 CPU 0 Modules linked in: test(+) mpt2sas scsi_transport_sas raid_class Pid: 22208, comm: sh Tainted: G W 2.6.39-rc3+ #19 Supermicro X8SIL/X8SIL RIP: 0010:[] [] delay_tsc+0x35/0x60 RSP: 0000:ffff88023e6039e8 EFLAGS: 00000002 RAX: 0000000004c6e944 RBX: ffffffff81e1c0c0 RCX: 0000000000000001 RDX: 00000000000000c0 RSI: 0000000004c6e944 RDI: 0000000000000001 RBP: ffff88023e6039e8 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff81092df6 R11: 0000000000000001 R12: 000000009eebe238 R13: ffff88022fb28000 R14: ffff88022fb28410 R15: 00000000303adbc7 FS: 00007f367939c700(0000) GS:ffff88023e600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000001b85028 CR3: 000000022f12d000 CR4: 00000000000006f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process sh (pid: 22208, threadinfo ffff88022fb8c000, task ffff88022fb28000) <0>Stack: ffff88023e6039f8 ffffffff813a8e1a ffff88023e603a48 ffffffff813af2b4 ffffffff810ba655 0000000100000000 0000000000000082 ffffffff81e1c0c0 ffffffff81e1c0d8 0000000000000000 ffff88022fb28410 000000009eebe238 <0>Call Trace: <0> <0> [] __delay+0xa/0x10 <0> [] do_raw_spin_lock+0x104/0x170 <0> [] ? sched_clock_cpu+0xc5/0x100 <0> [] _raw_spin_lock+0x51/0x70 <0> [] ? vprintk+0x76/0x4a0 <0> [] vprintk+0x76/0x4a0 <0> [] ? trace_hardirqs_off+0xd/0x10 <0> [] ? cpumask_next_and+0x22/0x40 <0> [] printk+0x63/0x65 <0> [] do_raw_spin_lock+0x151/0x170 <0> [] ? tick_nohz_handler+0xf0/0xf0 <0> [] _raw_spin_lock+0x51/0x70 <0> [] ? vprintk+0x76/0x4a0 <0> [] vprintk+0x76/0x4a0 <0> [] ? __rcu_pending+0x78/0x380 <0> [] ? tick_nohz_handler+0xf0/0xf0 <0> [] printk+0x63/0x65 <0> [] __rcu_pending+0x2c3/0x380 <0> [] ? tick_nohz_handler+0xf0/0xf0 <0> [] rcu_check_callbacks+0x65/0x120 <0> [] update_process_times+0x43/0x80 <0> [] tick_sched_timer+0x61/0xc0 <0> [] __run_hrtimer+0x89/0x1e0 <0> [] hrtimer_interrupt+0xd5/0x240 <0> [] hpet_interrupt_handler+0x12/0x30 <0> [] handle_irq_event_percpu+0x55/0x1f0 <0> [] handle_irq_event+0x43/0x70 <0> [] handle_edge_irq+0x6d/0x130 <0> [] handle_irq+0x44/0x90 <0> [] do_IRQ+0x58/0xe0 <0> [] common_interrupt+0x13/0x13 <0> <0> [] ? retint_swapgs+0xe/0x13 <0>Code: 48 89 e5 66 66 90 0f ae e8 0f 31 89 c6 eb 16 0f 1f 80 00 00 00 00 f3 90 65 8b 0c 25 e0 c6 00 00 44 39 c1 75 17 66 66 90 0f ae e8 <0f> 31 89 c0 48 89 c2 48 29 f2 48 39 d7 77 dc c9 c3 48 29 c6 48 Call Trace: [] __delay+0xa/0x10 [] do_raw_spin_lock+0x104/0x170 [] ? sched_clock_cpu+0xc5/0x100 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] ? trace_hardirqs_off+0xd/0x10 [] ? cpumask_next_and+0x22/0x40 [] printk+0x63/0x65 [] do_raw_spin_lock+0x151/0x170 [] ? tick_nohz_handler+0xf0/0xf0 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] ? __rcu_pending+0x78/0x380 [] ? tick_nohz_handler+0xf0/0xf0 [] printk+0x63/0x65 [] __rcu_pending+0x2c3/0x380 [] ? tick_nohz_handler+0xf0/0xf0 [] rcu_check_callbacks+0x65/0x120 [] update_process_times+0x43/0x80 [] tick_sched_timer+0x61/0xc0 [] __run_hrtimer+0x89/0x1e0 [] hrtimer_interrupt+0xd5/0x240 [] hpet_interrupt_handler+0x12/0x30 [] handle_irq_event_percpu+0x55/0x1f0 [] handle_irq_event+0x43/0x70 [] handle_edge_irq+0x6d/0x130 [] handle_irq+0x44/0x90 [] do_IRQ+0x58/0xe0 [] common_interrupt+0x13/0x13 [] ? retint_swapgs+0xe/0x13 <4>NMI backtrace for cpu 4 CPU 4 Modules linked in: test(+) mpt2sas scsi_transport_sas raid_class Pid: 22205, comm: sh Tainted: G W 2.6.39-rc3+ #19 Supermicro X8SIL/X8SIL RIP: 0033:[<00007f3678adf2cd>] [<00007f3678adf2cd>] 0x7f3678adf2cc RSP: 002b:00007fffef913198 EFLAGS: 00000202 RAX: 0000000001d22370 RBX: 0000000001d24bc0 RCX: 0000000000000000 RDX: 000000000000fff2 RSI: 0000000000000000 RDI: 0000000001d22370 RBP: 00007fffef913200 R08: 0000000001d22370 R09: 0101010101010101 R10: 0000000000000003 R11: 00007f3678a54a4a R12: 000000000041dcd0 R13: 00007fffef913980 R14: 0000000000000000 R15: 0000000000000000 FS: 00007f367939c700(0000) GS:ffff88023ee00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000454088 CR3: 000000023111d000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process sh (pid: 22205, threadinfo ffff88022fb68000, task ffff88022f138000) Call Trace: <4>NMI backtrace for cpu 3 CPU 3 Modules linked in: test(+) mpt2sas scsi_transport_sas raid_class Pid: 22211, comm: modprobe Tainted: G W 2.6.39-rc3+ #19 Supermicro X8SIL/X8SIL RIP: 0010:[] [] delay_tsc+0x37/0x60 RSP: 0018:ffff8802302f3808 EFLAGS: 00000002 RAX: 000000005758335c RBX: ffffffff81e1c0c0 RCX: 0000000000000003 RDX: 00000000000000ca RSI: 0000000057583338 RDI: 0000000000000001 RBP: ffff8802302f3808 R08: 0000000000000003 R09: 0000000000000000 R10: 0000000000000000 R11: 000000000000000d R12: 000000009eebe238 R13: ffff8802347f8000 R14: ffff8802347f8410 R15: 0000000000c57634 FS: 00007ff6fe272700(0000) GS:ffff88023ec00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: 00007ff6fe26100f CR3: 00000002302e9000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process modprobe (pid: 22211, threadinfo ffff8802302f2000, task ffff8802347f8000) <0>Stack: ffff8802302f3818 ffffffff813a8e1a ffff8802302f3868 ffffffff813af2b4 ffff8802302f3858 0000000000000000 ffff8802347f8000 ffffffff81e1c0c0 ffffffff81e1c0d8 0000000000000000 ffff8802347f8410 000000009eebe238 <0>Call Trace: <0> [] __delay+0xa/0x10 <0> [] do_raw_spin_lock+0x104/0x170 <0> [] _raw_spin_lock+0x51/0x70 <0> [] ? vprintk+0x76/0x4a0 <0> [] vprintk+0x76/0x4a0 <0> [] ? trace_hardirqs_off+0xd/0x10 <0> [] printk+0x63/0x65 <0> [] do_raw_spin_lock+0x151/0x170 <0> [] ? try_to_wake_up+0x29d/0x350 <0> [] _raw_spin_lock+0x51/0x70 <0> [] ? vprintk+0x76/0x4a0 <0> [] vprintk+0x76/0x4a0 <0> [] ? cpuacct_charge+0x9b/0xb0 <0> [] ? cpuacct_charge+0x1f/0xb0 <0> [] ? try_to_wake_up+0x29d/0x350 <0> [] printk+0x63/0x65 <0> [] spin_bug+0x70/0xf0 <0> [] do_raw_spin_lock+0x129/0x170 <0> [] ? try_to_wake_up+0x29d/0x350 <0> [] _raw_spin_lock+0x51/0x70 <0> [] ? vprintk+0x76/0x4a0 <0> [] vprintk+0x76/0x4a0 <0> [] ? trace_hardirqs_off+0xd/0x10 <0> [] ? try_to_wake_up+0x29d/0x350 <0> [] printk+0x63/0x65 <0> [] ? try_to_wake_up+0x29d/0x350 <0> [] warn_slowpath_common+0x38/0xb0 <0> [] warn_slowpath_null+0x15/0x20 <0> [] try_to_wake_up+0x29d/0x350 <0> [] wake_up_process+0x10/0x20 <0> [] __up+0x41/0x50 <0> [] up+0x3c/0x50 <0> [] console_unlock+0x1a6/0x200 <0> [] vprintk+0x206/0x4a0 <0> [] ? trace_hardirqs_off+0xd/0x10 <0> [] ? local_clock+0x4b/0x60 <0> [] ? 0xffffffffa0011fff <0> [] printk+0x63/0x65 <0> [] test_init+0x1d/0x2b [test] <0> [] do_one_initcall+0x3e/0x170 <0> [] sys_init_module+0xb2/0x200 <0> [] system_call_fastpath+0x16/0x1b <0>Code: e5 66 66 90 0f ae e8 0f 31 89 c6 eb 16 0f 1f 80 00 00 00 00 f3 90 65 8b 0c 25 e0 c6 00 00 44 39 c1 75 17 66 66 90 0f ae e8 0f 31 <89> c0 48 89 c2 48 29 f2 48 39 d7 77 dc c9 c3 48 29 c6 48 01 f7 Call Trace: [] __delay+0xa/0x10 [] do_raw_spin_lock+0x104/0x170 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] ? trace_hardirqs_off+0xd/0x10 [] printk+0x63/0x65 [] do_raw_spin_lock+0x151/0x170 [] ? try_to_wake_up+0x29d/0x350 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] ? cpuacct_charge+0x9b/0xb0 [] ? cpuacct_charge+0x1f/0xb0 [] ? try_to_wake_up+0x29d/0x350 [] printk+0x63/0x65 [] spin_bug+0x70/0xf0 [] do_raw_spin_lock+0x129/0x170 [] ? try_to_wake_up+0x29d/0x350 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] ? trace_hardirqs_off+0xd/0x10 [] ? try_to_wake_up+0x29d/0x350 [] printk+0x63/0x65 [] ? try_to_wake_up+0x29d/0x350 [] warn_slowpath_common+0x38/0xb0 [] warn_slowpath_null+0x15/0x20 [] try_to_wake_up+0x29d/0x350 [] wake_up_process+0x10/0x20 [] __up+0x41/0x50 [] up+0x3c/0x50 [] console_unlock+0x1a6/0x200 [] vprintk+0x206/0x4a0 [] ? trace_hardirqs_off+0xd/0x10 [] ? local_clock+0x4b/0x60 [] ? 0xffffffffa0011fff [] printk+0x63/0x65 [] test_init+0x1d/0x2b [test] [] do_one_initcall+0x3e/0x170 [] sys_init_module+0xb2/0x200 [] system_call_fastpath+0x16/0x1b <4>NMI backtrace for cpu 7 CPU 7 Modules linked in: test(+) mpt2sas scsi_transport_sas raid_class Pid: 22203, comm: sh Tainted: G W 2.6.39-rc3+ #19 Supermicro X8SIL/X8SIL RIP: 0010:[] [] delay_tsc+0x15/0x60 RSP: 0000:ffff88023f403c38 EFLAGS: 00000803 RAX: 0000000057583364 RBX: 0000000000000001 RCX: 000000000000fc92 RDX: 00000000000000ca RSI: ffff88023f403954 RDI: 000000000028af28 RBP: ffff88023f403c38 R08: 0000000000000007 R09: 0000000000000000 R10: 0000000000000000 R11: 000000000000000d R12: 000000009eebe238 R13: ffff880231812290 R14: ffff8802318126a0 R15: 000000009eebe238 FS: 00007f367939c700(0000) GS:ffff88023f400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000446056 CR3: 0000000233055000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process sh (pid: 22203, threadinfo ffff8802333c4000, task ffff880231812290) <0>Stack: ffff88023f403c48 ffffffff813a8e48 ffff88023f403c68 ffffffff8105a4c4 000000009eebe238 ffffffff81e1c0c0 ffff88023f403cb8 ffffffff813af30b 0000000000000400 0000000100000000 0000000000000002 ffffffff81e1c0c0 <0>Call Trace: <0> <0> [] __const_udelay+0x28/0x30 <0> [] arch_trigger_all_cpu_backtrace+0x64/0x80 <0> [] do_raw_spin_lock+0x15b/0x170 <0> [] ? tick_nohz_handler+0xf0/0xf0 <0> [] _raw_spin_lock+0x51/0x70 <0> [] ? vprintk+0x76/0x4a0 <0> [] vprintk+0x76/0x4a0 <0> [] ? __rcu_pending+0x78/0x380 <0> [] ? tick_nohz_handler+0xf0/0xf0 <0> [] printk+0x63/0x65 <0> [] __rcu_pending+0x2c3/0x380 <0> [] ? tick_nohz_handler+0xf0/0xf0 <0> [] rcu_check_callbacks+0x103/0x120 <0> [] update_process_times+0x43/0x80 <0> [] tick_sched_timer+0x61/0xc0 <0> [] __run_hrtimer+0x89/0x1e0 <0> [] hrtimer_interrupt+0xd5/0x240 <0> [] ? trace_hardirqs_off_thunk+0x3a/0x3c <0> [] smp_apic_timer_interrupt+0x66/0xa0 <0> [] apic_timer_interrupt+0x13/0x20 <0> <0> [] ? retint_swapgs+0xe/0x13 <0>Code: 00 00 f7 e2 48 8d 7a 01 ff 15 a8 9d aa 00 c9 c3 66 0f 1f 44 00 00 55 65 44 8b 04 25 e0 c6 00 00 48 89 e5 66 66 90 0f ae e8 0f 31 <89> c6 eb 16 0f 1f 80 00 00 00 00 f3 90 65 8b 0c 25 e0 c6 00 00 Call Trace: [] __const_udelay+0x28/0x30 [] arch_trigger_all_cpu_backtrace+0x64/0x80 [] do_raw_spin_lock+0x15b/0x170 [] ? tick_nohz_handler+0xf0/0xf0 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] ? __rcu_pending+0x78/0x380 [] ? tick_nohz_handler+0xf0/0xf0 [] printk+0x63/0x65 [] __rcu_pending+0x2c3/0x380 [] ? tick_nohz_handler+0xf0/0xf0 [] rcu_check_callbacks+0x103/0x120 [] update_process_times+0x43/0x80 [] tick_sched_timer+0x61/0xc0 [] __run_hrtimer+0x89/0x1e0 [] hrtimer_interrupt+0xd5/0x240 [] ? trace_hardirqs_off_thunk+0x3a/0x3c [] smp_apic_timer_interrupt+0x66/0xa0 [] apic_timer_interrupt+0x13/0x20 [] ? retint_swapgs+0xe/0x13 <4>NMI backtrace for cpu 2 CPU 2 Modules linked in: test(+) mpt2sas scsi_transport_sas raid_class Pid: 22207, comm: sh Tainted: G W 2.6.39-rc3+ #19 Supermicro X8SIL/X8SIL RIP: 0010:[] [] delay_tsc+0x35/0x60 RSP: 0000:ffff88023ea03c38 EFLAGS: 00000002 RAX: 000000005758335c RBX: ffffffff81e1c0c0 RCX: 0000000000000001 RDX: 00000000000000ca RSI: 000000005758335c RDI: 0000000000000001 RBP: ffff88023ea03c38 R08: 0000000000000002 R09: 0000000000000000 R10: ffffffff81092df6 R11: 0000000000000001 R12: 000000009eebe238 R13: ffff88022f13c520 R14: ffff88022f13c930 R15: 000000006a50edfe FS: 00007f367939c700(0000) GS:ffff88023ea00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6f47bed000 CR3: 00000002344ed000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process sh (pid: 22207, threadinfo ffff88022fb8a000, task ffff88022f13c520) <0>Stack: ffff88023ea03c48 ffffffff813a8e1a ffff88023ea03c98 ffffffff813af2b4 ffff88023452a290 0000000100000046 0000000000000001 ffffffff81e1c0c0 ffffffff81e1c0d8 0000000000000000 ffffffff81c97d47 7fffffffffffffff <0>Call Trace: <0> <0> [] __delay+0xa/0x10 <0> [] do_raw_spin_lock+0x104/0x170 <0> [] _raw_spin_lock+0x51/0x70 <0> [] ? vprintk+0x76/0x4a0 <0> [] vprintk+0x76/0x4a0 <0> [] printk+0x63/0x65 <0> [] tick_dev_program_event+0xc0/0x100 <0> [] tick_program_event+0x1a/0x20 <0> [] hrtimer_interrupt+0x1d0/0x240 <0> [] hpet_interrupt_handler+0x12/0x30 <0> [] handle_irq_event_percpu+0x55/0x1f0 <0> [] handle_irq_event+0x43/0x70 <0> [] handle_edge_irq+0x6d/0x130 <0> [] handle_irq+0x44/0x90 <0> [] do_IRQ+0x58/0xe0 <0> [] common_interrupt+0x13/0x13 <0> <0> [] ? retint_swapgs+0xe/0x13 <0>Code: 48 89 e5 66 66 90 0f ae e8 0f 31 89 c6 eb 16 0f 1f 80 00 00 00 00 f3 90 65 8b 0c 25 e0 c6 00 00 44 39 c1 75 17 66 66 90 0f ae e8 <0f> 31 89 c0 48 89 c2 48 29 f2 48 39 d7 77 dc c9 c3 48 29 c6 48 Call Trace: [] __delay+0xa/0x10 [] do_raw_spin_lock+0x104/0x170 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] printk+0x63/0x65 [] tick_dev_program_event+0xc0/0x100 [] tick_program_event+0x1a/0x20 [] hrtimer_interrupt+0x1d0/0x240 [] hpet_interrupt_handler+0x12/0x30 [] handle_irq_event_percpu+0x55/0x1f0 [] handle_irq_event+0x43/0x70 [] handle_edge_irq+0x6d/0x130 [] handle_irq+0x44/0x90 [] do_IRQ+0x58/0xe0 [] common_interrupt+0x13/0x13 [] ? retint_swapgs+0xe/0x13 <4>NMI backtrace for cpu 6 CPU 6 Modules linked in: test(+) mpt2sas scsi_transport_sas raid_class Pid: 22206, comm: sh Tainted: G W 2.6.39-rc3+ #19 Supermicro X8SIL/X8SIL RIP: 0033:[<000000000045cdaf>] [<000000000045cdaf>] 0x45cdae RSP: 002b:00007fffef913158 EFLAGS: 00000206 RAX: 0000000000000055 RBX: 00000000a50febca RCX: 0000000001d1f550 RDX: 0000000000000000 RSI: 0000000001d1f550 RDI: 00000000004c40ed RBP: 00007fffef913160 R08: 00007f3678d36e10 R09: 00007f367939c700 R10: 0000000000000003 R11: 00007f3678b06bc0 R12: 000000000041dcd0 R13: 00007fffef913980 R14: 0000000000000000 R15: 0000000000000000 FS: 00007f367939c700(0000) GS:ffff88023f200000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa40d7db2b0 CR3: 000000022f091000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process sh (pid: 22206, threadinfo ffff88022fb6a000, task ffff88022f13a290) Call Trace: NMI on #0 NMI on #2 NMI on #1 NMI on #6 NMI on #4 NMI on #5 NMI on #3 NMI on #7 <0>BUG: spinlock lockup on CPU#2, sh/22207, ffffffff81e1c0c0 Pid: 22207, comm: sh Tainted: G W 2.6.39-rc3+ #19 Call Trace: [] do_raw_spin_lock+0x156/0x170 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] printk+0x63/0x65 [] tick_dev_program_event+0xc0/0x100 [] tick_program_event+0x1a/0x20 [] hrtimer_interrupt+0x1d0/0x240 [] hpet_interrupt_handler+0x12/0x30 [] handle_irq_event_percpu+0x55/0x1f0 [] handle_irq_event+0x43/0x70 [] handle_edge_irq+0x6d/0x130 [] handle_irq+0x44/0x90 [] do_IRQ+0x58/0xe0 [] common_interrupt+0x13/0x13 [] ? retint_swapgs+0xe/0x13 <6>sending NMI to all CPUs: <4>NMI backtrace for cpu 3 CPU 3 Modules linked in: test(+) mpt2sas scsi_transport_sas raid_class Pid: 22211, comm: modprobe Tainted: G W 2.6.39-rc3+ #19 Supermicro X8SIL/X8SIL RIP: 0010:[] [] delay_tsc+0x15/0x60 RSP: 0018:ffff8802302f3808 EFLAGS: 00000006 RAX: 00000000e17787f8 RBX: ffffffff81e1c0c0 RCX: 0000000000000003 RDX: 00000000000000eb RSI: 00000000e17787a0 RDI: 0000000000000001 RBP: ffff8802302f3808 R08: 0000000000000003 R09: 0000000000000000 R10: 0000000000000000 R11: 000000000000000d R12: 000000009eebe238 R13: ffff8802347f8000 R14: ffff8802347f8410 R15: 0000000049041f74 FS: 00007ff6fe272700(0000) GS:ffff88023ec00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: 00007ff6fe26100f CR3: 00000002302e9000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process modprobe (pid: 22211, threadinfo ffff8802302f2000, task ffff8802347f8000) <0>Stack: ffff8802302f3818 ffffffff813a8e1a ffff8802302f3868 ffffffff813af2b4 ffff8802302f3858 0000000000000000 ffff8802347f8000 ffffffff81e1c0c0 ffffffff81e1c0d8 0000000000000000 ffff8802347f8410 000000009eebe238 <0>Call Trace: <0> [] __delay+0xa/0x10 <0> [] do_raw_spin_lock+0x104/0x170 <0> [] _raw_spin_lock+0x51/0x70 <0> [] ? vprintk+0x76/0x4a0 <0> [] vprintk+0x76/0x4a0 <0> [] ? trace_hardirqs_off+0xd/0x10 <0> [] printk+0x63/0x65 <0> [] do_raw_spin_lock+0x151/0x170 <0> [] ? try_to_wake_up+0x29d/0x350 <0> [] _raw_spin_lock+0x51/0x70 <0> [] ? vprintk+0x76/0x4a0 <0> [] vprintk+0x76/0x4a0 <0> [] ? cpuacct_charge+0x9b/0xb0 <0> [] ? cpuacct_charge+0x1f/0xb0 <0> [] ? try_to_wake_up+0x29d/0x350 <0> [] printk+0x63/0x65 <0> [] spin_bug+0x70/0xf0 <0> [] do_raw_spin_lock+0x129/0x170 <0> [] ? try_to_wake_up+0x29d/0x350 <0> [] _raw_spin_lock+0x51/0x70 <0> [] ? vprintk+0x76/0x4a0 <0> [] vprintk+0x76/0x4a0 <0> [] ? trace_hardirqs_off+0xd/0x10 <0> [] ? try_to_wake_up+0x29d/0x350 <0> [] printk+0x63/0x65 <0> [] ? try_to_wake_up+0x29d/0x350 <0> [] warn_slowpath_common+0x38/0xb0 <0> [] warn_slowpath_null+0x15/0x20 <0> [] try_to_wake_up+0x29d/0x350 <0> [] wake_up_process+0x10/0x20 <0> [] __up+0x41/0x50 <0> [] up+0x3c/0x50 <0> [] console_unlock+0x1a6/0x200 <0> [] vprintk+0x206/0x4a0 <0> [] ? trace_hardirqs_off+0xd/0x10 <0> [] ? local_clock+0x4b/0x60 <0> [] ? 0xffffffffa0011fff <0> [] printk+0x63/0x65 <0> [] test_init+0x1d/0x2b [test] <0> [] do_one_initcall+0x3e/0x170 <0> [] sys_init_module+0xb2/0x200 <0> [] system_call_fastpath+0x16/0x1b <0>Code: 00 00 f7 e2 48 8d 7a 01 ff 15 a8 9d aa 00 c9 c3 66 0f 1f 44 00 00 55 65 44 8b 04 25 e0 c6 00 00 48 89 e5 66 66 90 0f ae e8 0f 31 <89> c6 eb 16 0f 1f 80 00 00 00 00 f3 90 65 8b 0c 25 e0 c6 00 00 Call Trace: [] __delay+0xa/0x10 [] do_raw_spin_lock+0x104/0x170 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] ? trace_hardirqs_off+0xd/0x10 [] printk+0x63/0x65 [] do_raw_spin_lock+0x151/0x170 [] ? try_to_wake_up+0x29d/0x350 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] ? cpuacct_charge+0x9b/0xb0 [] ? cpuacct_charge+0x1f/0xb0 [] ? try_to_wake_up+0x29d/0x350 [] printk+0x63/0x65 [] spin_bug+0x70/0xf0 [] do_raw_spin_lock+0x129/0x170 [] ? try_to_wake_up+0x29d/0x350 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] ? trace_hardirqs_off+0xd/0x10 [] ? try_to_wake_up+0x29d/0x350 [] printk+0x63/0x65 [] ? try_to_wake_up+0x29d/0x350 [] warn_slowpath_common+0x38/0xb0 [] warn_slowpath_null+0x15/0x20 [] try_to_wake_up+0x29d/0x350 [] wake_up_process+0x10/0x20 [] __up+0x41/0x50 [] up+0x3c/0x50 [] console_unlock+0x1a6/0x200 [] vprintk+0x206/0x4a0 [] ? trace_hardirqs_off+0xd/0x10 [] ? local_clock+0x4b/0x60 [] ? 0xffffffffa0011fff [] printk+0x63/0x65 [] test_init+0x1d/0x2b [test] [] do_one_initcall+0x3e/0x170 [] sys_init_module+0xb2/0x200 [] system_call_fastpath+0x16/0x1b <4>NMI backtrace for cpu 7 CPU 7 Modules linked in: test(+) mpt2sas scsi_transport_sas raid_class Pid: 22203, comm: sh Tainted: G W 2.6.39-rc3+ #19 Supermicro X8SIL/X8SIL RIP: 0010:[] [] delay_tsc+0x37/0x60 RSP: 0000:ffff88023f403c58 EFLAGS: 00000006 RAX: 00000000e1778804 RBX: ffffffff81e1c0c0 RCX: 0000000000000007 RDX: 00000000000000eb RSI: 00000000e17787e0 RDI: 0000000000000001 RBP: ffff88023f403c58 R08: 0000000000000007 R09: 0000000000000000 R10: 0000000000000000 R11: 000000000000000d R12: 000000009eebe238 R13: ffff880231812290 R14: ffff8802318126a0 R15: 0000000037bf0feb FS: 00007f367939c700(0000) GS:ffff88023f400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000446056 CR3: 0000000233055000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process sh (pid: 22203, threadinfo ffff8802333c4000, task ffff880231812290) <0>Stack: ffff88023f403c68 ffffffff813a8e1a ffff88023f403cb8 ffffffff813af2b4 0000000000000400 0000000000000000 0000000000000002 ffffffff81e1c0c0 ffffffff81e1c0d8 0000000000000000 ffff88023f403f48 ffffffff810c3e40 <0>Call Trace: <0> <0> [] __delay+0xa/0x10 <0> [] do_raw_spin_lock+0x104/0x170 <0> [] ? tick_nohz_handler+0xf0/0xf0 <0> [] _raw_spin_lock+0x51/0x70 <0> [] ? vprintk+0x76/0x4a0 <0> [] vprintk+0x76/0x4a0 <0> [] ? __rcu_pending+0x78/0x380 <0> [] ? tick_nohz_handler+0xf0/0xf0 <0> [] printk+0x63/0x65 <0> [] __rcu_pending+0x2c3/0x380 <0> [] ? tick_nohz_handler+0xf0/0xf0 <0> [] rcu_check_callbacks+0x103/0x120 <0> [] update_process_times+0x43/0x80 <0> [] tick_sched_timer+0x61/0xc0 <0> [] __run_hrtimer+0x89/0x1e0 <0> [] hrtimer_interrupt+0xd5/0x240 <0> [] ? trace_hardirqs_off_thunk+0x3a/0x3c <0> [] smp_apic_timer_interrupt+0x66/0xa0 <0> [] apic_timer_interrupt+0x13/0x20 <0> <0> [] ? retint_swapgs+0xe/0x13 <0>Code: e5 66 66 90 0f ae e8 0f 31 89 c6 eb 16 0f 1f 80 00 00 00 00 f3 90 65 8b 0c 25 e0 c6 00 00 44 39 c1 75 17 66 66 90 0f ae e8 0f 31 <89> c0 48 89 c2 48 29 f2 48 39 d7 77 dc c9 c3 48 29 c6 48 01 f7 Call Trace: [] __delay+0xa/0x10 [] do_raw_spin_lock+0x104/0x170 [] ? tick_nohz_handler+0xf0/0xf0 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] ? __rcu_pending+0x78/0x380 [] ? tick_nohz_handler+0xf0/0xf0 [] printk+0x63/0x65 [] __rcu_pending+0x2c3/0x380 [] ? tick_nohz_handler+0xf0/0xf0 [] rcu_check_callbacks+0x103/0x120 [] update_process_times+0x43/0x80 [] tick_sched_timer+0x61/0xc0 [] __run_hrtimer+0x89/0x1e0 [] hrtimer_interrupt+0xd5/0x240 [] ? trace_hardirqs_off_thunk+0x3a/0x3c [] smp_apic_timer_interrupt+0x66/0xa0 [] apic_timer_interrupt+0x13/0x20 [] ? retint_swapgs+0xe/0x13 <4>NMI backtrace for cpu 4 CPU 4 Modules linked in: test(+) mpt2sas scsi_transport_sas raid_class Pid: 22205, comm: sh Tainted: G W 2.6.39-rc3+ #19 Supermicro X8SIL/X8SIL RIP: 0033:[<00007f3678a494bc>] [<00007f3678a494bc>] 0x7f3678a494bb RSP: 002b:00007fffef913310 EFLAGS: 00000246 RAX: 0000000001d26c20 RBX: 0000000001d26cd0 RCX: 0000000000000001 RDX: 0000000000000001 RSI: 0000000000000000 RDI: 00007f3678d36e60 RBP: 0000000000000001 R08: 0000000001d22360 R09: 00007f367939c700 R10: 0000000000000003 R11: 00007f3678b06bc0 R12: 00007f3678d36e60 R13: 00007fffef913980 R14: 0000000000000000 R15: 0000000000000000 FS: 00007f367939c700(0000) GS:ffff88023ee00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000454088 CR3: 000000023111d000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process sh (pid: 22205, threadinfo ffff88022fb68000, task ffff88022f138000) Call Trace: <4>NMI backtrace for cpu 0 CPU 0 Modules linked in: test(+) mpt2sas scsi_transport_sas raid_class Pid: 22208, comm: sh Tainted: G W 2.6.39-rc3+ #19 Supermicro X8SIL/X8SIL RIP: 0010:[] [] delay_tsc+0xd/0x60 RSP: 0000:ffff88023e6039e8 EFLAGS: 00000002 RAX: 0000000000000000 RBX: ffffffff81e1c0c0 RCX: 0000000000000001 RDX: 0000000000005500 RSI: 00000000e17787bc RDI: 0000000000000001 RBP: ffff88023e6039e8 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff81092df6 R11: 0000000000000001 R12: 000000009eebe238 R13: ffff88022fb28000 R14: ffff88022fb28410 R15: 000000007e56ca15 FS: 00007f367939c700(0000) GS:ffff88023e600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000001b85028 CR3: 000000022f12d000 CR4: 00000000000006f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process sh (pid: 22208, threadinfo ffff88022fb8c000, task ffff88022fb28000) <0>Stack: ffff88023e6039f8 ffffffff813a8e1a ffff88023e603a48 ffffffff813af2b4 ffffffff810ba655 0000000100000000 0000000000000082 ffffffff81e1c0c0 ffffffff81e1c0d8 0000000000000000 ffff88022fb28410 000000009eebe238 <0>Call Trace: <0> <0> [] __delay+0xa/0x10 <0> [] do_raw_spin_lock+0x104/0x170 <0> [] ? sched_clock_cpu+0xc5/0x100 <0> [] _raw_spin_lock+0x51/0x70 <0> [] ? vprintk+0x76/0x4a0 <0> [] vprintk+0x76/0x4a0 <0> [] ? trace_hardirqs_off+0xd/0x10 <0> [] ? cpumask_next_and+0x22/0x40 <0> [] printk+0x63/0x65 <0> [] do_raw_spin_lock+0x151/0x170 <0> [] ? tick_nohz_handler+0xf0/0xf0 <0> [] _raw_spin_lock+0x51/0x70 <0> [] ? vprintk+0x76/0x4a0 <0> [] vprintk+0x76/0x4a0 <0> [] ? __rcu_pending+0x78/0x380 <0> [] ? tick_nohz_handler+0xf0/0xf0 <0> [] printk+0x63/0x65 <0> [] __rcu_pending+0x2c3/0x380 <0> [] ? tick_nohz_handler+0xf0/0xf0 <0> [] rcu_check_callbacks+0x65/0x120 <0> [] update_process_times+0x43/0x80 <0> [] tick_sched_timer+0x61/0xc0 <0> [] __run_hrtimer+0x89/0x1e0 <0> [] hrtimer_interrupt+0xd5/0x240 <0> [] hpet_interrupt_handler+0x12/0x30 <0> [] handle_irq_event_percpu+0x55/0x1f0 <0> [] handle_irq_event+0x43/0x70 <0> [] handle_edge_irq+0x6d/0x130 <0> [] handle_irq+0x44/0x90 <0> [] do_IRQ+0x58/0xe0 <0> [] common_interrupt+0x13/0x13 <0> <0> [] ? retint_swapgs+0xe/0x13 <0>Code: 48 89 e5 48 69 d2 fa 00 00 00 f7 e2 48 8d 7a 01 ff 15 a8 9d aa 00 c9 c3 66 0f 1f 44 00 00 55 65 44 8b 04 25 e0 c6 00 00 48 89 e5 <66> 66 90 0f ae e8 0f 31 89 c6 eb 16 0f 1f 80 00 00 00 00 f3 90 Call Trace: [] __delay+0xa/0x10 [] do_raw_spin_lock+0x104/0x170 [] ? sched_clock_cpu+0xc5/0x100 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] ? trace_hardirqs_off+0xd/0x10 [] ? cpumask_next_and+0x22/0x40 [] printk+0x63/0x65 [] do_raw_spin_lock+0x151/0x170 [] ? tick_nohz_handler+0xf0/0xf0 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] ? __rcu_pending+0x78/0x380 [] ? tick_nohz_handler+0xf0/0xf0 [] printk+0x63/0x65 [] __rcu_pending+0x2c3/0x380 [] ? tick_nohz_handler+0xf0/0xf0 [] rcu_check_callbacks+0x65/0x120 [] update_process_times+0x43/0x80 [] tick_sched_timer+0x61/0xc0 [] __run_hrtimer+0x89/0x1e0 [] hrtimer_interrupt+0xd5/0x240 [] hpet_interrupt_handler+0x12/0x30 [] handle_irq_event_percpu+0x55/0x1f0 [] handle_irq_event+0x43/0x70 [] handle_edge_irq+0x6d/0x130 [] handle_irq+0x44/0x90 [] do_IRQ+0x58/0xe0 [] common_interrupt+0x13/0x13 [] ? retint_swapgs+0xe/0x13 <4>NMI backtrace for cpu 2 CPU 2 Modules linked in: test(+) mpt2sas scsi_transport_sas raid_class Pid: 22207, comm: sh Tainted: G W 2.6.39-rc3+ #19 Supermicro X8SIL/X8SIL RIP: 0010:[] [] delay_tsc+0x37/0x60 RSP: 0000:ffff88023ea03c18 EFLAGS: 00000803 RAX: 00000000e1778818 RBX: 0000000000000001 RCX: 000000000000fd59 RDX: 00000000000000eb RSI: 00000000e17787ec RDI: 000000000028af29 RBP: ffff88023ea03c18 R08: 0000000000000002 R09: 0000000000000000 R10: 0000000000000000 R11: 000000000000000d R12: 000000009eebe238 R13: ffff88022f13c520 R14: ffff88022f13c930 R15: 000000009eebe238 FS: 00007f367939c700(0000) GS:ffff88023ea00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6f47bed000 CR3: 00000002344ed000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process sh (pid: 22207, threadinfo ffff88022fb8a000, task ffff88022f13c520) <0>Stack: ffff88023ea03c28 ffffffff813a8e48 ffff88023ea03c48 ffffffff8105a4c4 000000009eebe238 ffffffff81e1c0c0 ffff88023ea03c98 ffffffff813af30b ffff88023452a290 0000000100000046 0000000000000001 ffffffff81e1c0c0 <0>Call Trace: <0> <0> [] __const_udelay+0x28/0x30 <0> [] arch_trigger_all_cpu_backtrace+0x64/0x80 <0> [] do_raw_spin_lock+0x15b/0x170 <0> [] _raw_spin_lock+0x51/0x70 <0> [] ? vprintk+0x76/0x4a0 <0> [] vprintk+0x76/0x4a0 <0> [] printk+0x63/0x65 <0> [] tick_dev_program_event+0xc0/0x100 <0> [] tick_program_event+0x1a/0x20 <0> [] hrtimer_interrupt+0x1d0/0x240 <0> [] hpet_interrupt_handler+0x12/0x30 <0> [] handle_irq_event_percpu+0x55/0x1f0 <0> [] handle_irq_event+0x43/0x70 <0> [] handle_edge_irq+0x6d/0x130 <0> [] handle_irq+0x44/0x90 <0> [] do_IRQ+0x58/0xe0 <0> [] common_interrupt+0x13/0x13 <0> <0> [] ? retint_swapgs+0xe/0x13 <0>Code: e5 66 66 90 0f ae e8 0f 31 89 c6 eb 16 0f 1f 80 00 00 00 00 f3 90 65 8b 0c 25 e0 c6 00 00 44 39 c1 75 17 66 66 90 0f ae e8 0f 31 <89> c0 48 89 c2 48 29 f2 48 39 d7 77 dc c9 c3 48 29 c6 48 01 f7 Call Trace: [] __const_udelay+0x28/0x30 [] arch_trigger_all_cpu_backtrace+0x64/0x80 [] do_raw_spin_lock+0x15b/0x170 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] printk+0x63/0x65 [] tick_dev_program_event+0xc0/0x100 [] tick_program_event+0x1a/0x20 [] hrtimer_interrupt+0x1d0/0x240 [] hpet_interrupt_handler+0x12/0x30 [] handle_irq_event_percpu+0x55/0x1f0 [] handle_irq_event+0x43/0x70 [] handle_edge_irq+0x6d/0x130 [] handle_irq+0x44/0x90 [] do_IRQ+0x58/0xe0 [] common_interrupt+0x13/0x13 [] ? retint_swapgs+0xe/0x13 <4>NMI backtrace for cpu 6 CPU 6 Modules linked in: test(+) mpt2sas scsi_transport_sas raid_class Pid: 22206, comm: sh Tainted: G W 2.6.39-rc3+ #19 Supermicro X8SIL/X8SIL RIP: 0033:[<000000000045c284>] [<000000000045c284>] 0x45c283 RSP: 002b:00007fffef913220 EFLAGS: 00000287 RAX: 0000000000000000 RBX: 0000000001d24bc0 RCX: 0000000000000010 RDX: 000000000000001f RSI: 000000000000001f RDI: 0000000001d26830 RBP: 00007fffef913270 R08: 0000000001d26910 R09: 0101010101010101 R10: 0000000000000003 R11: 00007f3678b06bc0 R12: 000000000041dcd0 R13: 00007fffef913980 R14: 0000000000000000 R15: 0000000000000000 FS: 00007f367939c700(0000) GS:ffff88023f200000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa40d7db2b0 CR3: 000000022f091000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process sh (pid: 22206, threadinfo ffff88022fb6a000, task ffff88022f13a290) Call Trace: <4>NMI backtrace for cpu 5 CPU 5 Modules linked in: test(+) mpt2sas scsi_transport_sas raid_class Pid: 22204, comm: sh Tainted: G W 2.6.39-rc3+ #19 Supermicro X8SIL/X8SIL RIP: 0033:[<0000000000452519>] [<0000000000452519>] 0x452518 RSP: 002b:00007fffef913190 EFLAGS: 00000246 RAX: 0000000001d22370 RBX: 0000000001d26310 RCX: 0000000000000010 RDX: 0000000000000000 RSI: 000000000000007f RDI: 0000000001d22370 RBP: 00007fffef9131e0 R08: 0000000001d22370 R09: 0101010101010101 R10: 0000000000000003 R11: 00007f3678a54a4a R12: 000000000041dcd0 R13: 00007fffef913980 R14: 0000000000000000 R15: 0000000000000000 FS: 00007f367939c700(0000) GS:ffff88023f000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa8ea3762b0 CR3: 00000002346fb000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process sh (pid: 22204, threadinfo ffff8802333c6000, task ffff880231814520) Call Trace: <4>NMI backtrace for cpu 1 CPU 1 Modules linked in: test(+) mpt2sas scsi_transport_sas raid_class Pid: 22210, comm: sh Tainted: G W 2.6.39-rc3+ #19 Supermicro X8SIL/X8SIL RIP: 0033:[<00007f3678ade3cf>] [<00007f3678ade3cf>] 0x7f3678ade3ce RSP: 002b:00007fffef913188 EFLAGS: 000002c2 RAX: 0000000001d22370 RBX: 0000000001d26310 RCX: 0000000000000010 RDX: 0000000000000000 RSI: 000000000000007f RDI: 0000000001d22370 RBP: 00007fffef9131e0 R08: 0000000001d22370 R09: 0101010101010101 R10: 0000000000000003 R11: 00007f3678a54a4a R12: 000000000041dcd0 R13: 00007fffef913980 R14: 0000000000000000 R15: 0000000000000000 FS: 00007f367939c700(0000) GS:ffff88023e800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000454088 CR3: 000000022fb38000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process sh (pid: 22210, threadinfo ffff88022fb3e000, task ffff88022fb2c520) Call Trace: NMI on #0 NMI on #2 NMI on #1 NMI on #6 NMI on #4 NMI on #5 NMI on #3 NMI on #7 <0>BUG: spinlock lockup on CPU#0, sh/22208, ffffffff81e1c0c0 Pid: 22208, comm: sh Tainted: G W 2.6.39-rc3+ #19 Call Trace: [] do_raw_spin_lock+0x156/0x170 [] ? sched_clock_cpu+0xc5/0x100 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] ? trace_hardirqs_off+0xd/0x10 [] ? cpumask_next_and+0x22/0x40 [] printk+0x63/0x65 [] do_raw_spin_lock+0x151/0x170 [] ? tick_nohz_handler+0xf0/0xf0 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] ? __rcu_pending+0x78/0x380 [] ? tick_nohz_handler+0xf0/0xf0 [] printk+0x63/0x65 [] __rcu_pending+0x2c3/0x380 [] ? tick_nohz_handler+0xf0/0xf0 [] rcu_check_callbacks+0x65/0x120 [] update_process_times+0x43/0x80 [] tick_sched_timer+0x61/0xc0 [] __run_hrtimer+0x89/0x1e0 [] hrtimer_interrupt+0xd5/0x240 [] hpet_interrupt_handler+0x12/0x30 [] handle_irq_event_percpu+0x55/0x1f0 [] handle_irq_event+0x43/0x70 [] handle_edge_irq+0x6d/0x130 [] handle_irq+0x44/0x90 [] do_IRQ+0x58/0xe0 [] common_interrupt+0x13/0x13 [] ? retint_swapgs+0xe/0x13 <6>sending NMI to all CPUs: <4>NMI backtrace for cpu 7 CPU 7 Modules linked in: test(+) mpt2sas scsi_transport_sas raid_class Pid: 22203, comm: sh Tainted: G W 2.6.39-rc3+ #19 Supermicro X8SIL/X8SIL RIP: 0010:[] [] delay_tsc+0x15/0x60 RSP: 0000:ffff88023f403c58 EFLAGS: 00000006 RAX: 000000004b85b4e8 RBX: ffffffff81e1c0c0 RCX: 0000000000000007 RDX: 0000000000000103 RSI: 000000004b85b490 RDI: 0000000000000001 RBP: ffff88023f403c58 R08: 0000000000000007 R09: 0000000000000000 R10: 0000000000000000 R11: 000000000000000d R12: 000000009eebe238 R13: ffff880231812290 R14: ffff8802318126a0 R15: 0000000068be0bfa FS: 00007f367939c700(0000) GS:ffff88023f400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000446056 CR3: 0000000233055000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process sh (pid: 22203, threadinfo ffff8802333c4000, task ffff880231812290) <0>Stack: ffff88023f403c68 ffffffff813a8e1a ffff88023f403cb8 ffffffff813af2b4 0000000000000400 0000000000000000 0000000000000002 ffffffff81e1c0c0 ffffffff81e1c0d8 0000000000000000 ffff88023f403f48 ffffffff810c3e40 <0>Call Trace: <0> <0> [] __delay+0xa/0x10 <0> [] do_raw_spin_lock+0x104/0x170 <0> [] ? tick_nohz_handler+0xf0/0xf0 <0> [] _raw_spin_lock+0x51/0x70 <0> [] ? vprintk+0x76/0x4a0 <0> [] vprintk+0x76/0x4a0 <0> [] ? __rcu_pending+0x78/0x380 <0> [] ? tick_nohz_handler+0xf0/0xf0 <0> [] printk+0x63/0x65 <0> [] __rcu_pending+0x2c3/0x380 <0> [] ? tick_nohz_handler+0xf0/0xf0 <0> [] rcu_check_callbacks+0x103/0x120 <0> [] update_process_times+0x43/0x80 <0> [] tick_sched_timer+0x61/0xc0 <0> [] __run_hrtimer+0x89/0x1e0 <0> [] hrtimer_interrupt+0xd5/0x240 <0> [] ? trace_hardirqs_off_thunk+0x3a/0x3c <0> [] smp_apic_timer_interrupt+0x66/0xa0 <0> [] apic_timer_interrupt+0x13/0x20 <0> <0> [] ? retint_swapgs+0xe/0x13 <0>Code: 00 00 f7 e2 48 8d 7a 01 ff 15 a8 9d aa 00 c9 c3 66 0f 1f 44 00 00 55 65 44 8b 04 25 e0 c6 00 00 48 89 e5 66 66 90 0f ae e8 0f 31 <89> c6 eb 16 0f 1f 80 00 00 00 00 f3 90 65 8b 0c 25 e0 c6 00 00 Call Trace: [] __delay+0xa/0x10 [] do_raw_spin_lock+0x104/0x170 [] ? tick_nohz_handler+0xf0/0xf0 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] ? __rcu_pending+0x78/0x380 [] ? tick_nohz_handler+0xf0/0xf0 [] printk+0x63/0x65 [] __rcu_pending+0x2c3/0x380 [] ? tick_nohz_handler+0xf0/0xf0 [] rcu_check_callbacks+0x103/0x120 [] update_process_times+0x43/0x80 [] tick_sched_timer+0x61/0xc0 [] __run_hrtimer+0x89/0x1e0 [] hrtimer_interrupt+0xd5/0x240 [] ? trace_hardirqs_off_thunk+0x3a/0x3c [] smp_apic_timer_interrupt+0x66/0xa0 [] apic_timer_interrupt+0x13/0x20 [] ? retint_swapgs+0xe/0x13 <4>NMI backtrace for cpu 3 CPU 3 Modules linked in: test(+) mpt2sas scsi_transport_sas raid_class Pid: 22211, comm: modprobe Tainted: G W 2.6.39-rc3+ #19 Supermicro X8SIL/X8SIL RIP: 0010:[] [] delay_tsc+0x13/0x60 RSP: 0018:ffff8802302f3808 EFLAGS: 00000002 RAX: 0000000000000000 RBX: ffffffff81e1c0c0 RCX: 0000000000000003 RDX: 0000000000005500 RSI: 000000004b85b498 RDI: 0000000000000001 RBP: ffff8802302f3808 R08: 0000000000000003 R09: 0000000000000000 R10: 0000000000000000 R11: 000000000000000d R12: 000000009eebe238 R13: ffff8802347f8000 R14: ffff8802347f8410 R15: 00000000821df52c FS: 00007ff6fe272700(0000) GS:ffff88023ec00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: 00007ff6fe26100f CR3: 00000002302e9000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process modprobe (pid: 22211, threadinfo ffff8802302f2000, task ffff8802347f8000) <0>Stack: ffff8802302f3818 ffffffff813a8e1a ffff8802302f3868 ffffffff813af2b4 ffff8802302f3858 0000000000000000 ffff8802347f8000 ffffffff81e1c0c0 ffffffff81e1c0d8 0000000000000000 ffff8802347f8410 000000009eebe238 <0>Call Trace: <0> [] __delay+0xa/0x10 <0> [] do_raw_spin_lock+0x104/0x170 <0> [] _raw_spin_lock+0x51/0x70 <0> [] ? vprintk+0x76/0x4a0 <0> [] vprintk+0x76/0x4a0 <0> [] ? trace_hardirqs_off+0xd/0x10 <0> [] printk+0x63/0x65 <0> [] do_raw_spin_lock+0x151/0x170 <0> [] ? try_to_wake_up+0x29d/0x350 <0> [] _raw_spin_lock+0x51/0x70 <0> [] ? vprintk+0x76/0x4a0 <0> [] vprintk+0x76/0x4a0 <0> [] ? cpuacct_charge+0x9b/0xb0 <0> [] ? cpuacct_charge+0x1f/0xb0 <0> [] ? try_to_wake_up+0x29d/0x350 <0> [] printk+0x63/0x65 <0> [] spin_bug+0x70/0xf0 <0> [] do_raw_spin_lock+0x129/0x170 <0> [] ? try_to_wake_up+0x29d/0x350 <0> [] _raw_spin_lock+0x51/0x70 <0> [] ? vprintk+0x76/0x4a0 <0> [] vprintk+0x76/0x4a0 <0> [] ? trace_hardirqs_off+0xd/0x10 <0> [] ? try_to_wake_up+0x29d/0x350 <0> [] printk+0x63/0x65 <0> [] ? try_to_wake_up+0x29d/0x350 <0> [] warn_slowpath_common+0x38/0xb0 <0> [] warn_slowpath_null+0x15/0x20 <0> [] try_to_wake_up+0x29d/0x350 <0> [] wake_up_process+0x10/0x20 <0> [] __up+0x41/0x50 <0> [] up+0x3c/0x50 <0> [] console_unlock+0x1a6/0x200 <0> [] vprintk+0x206/0x4a0 <0> [] ? trace_hardirqs_off+0xd/0x10 <0> [] ? local_clock+0x4b/0x60 <0> [] ? 0xffffffffa0011fff <0> [] printk+0x63/0x65 <0> [] test_init+0x1d/0x2b [test] <0> [] do_one_initcall+0x3e/0x170 <0> [] sys_init_module+0xb2/0x200 <0> [] system_call_fastpath+0x16/0x1b <0>Code: fa 00 00 00 f7 e2 48 8d 7a 01 ff 15 a8 9d aa 00 c9 c3 66 0f 1f 44 00 00 55 65 44 8b 04 25 e0 c6 00 00 48 89 e5 66 66 90 0f ae e8 <0f> 31 89 c6 eb 16 0f 1f 80 00 00 00 00 f3 90 65 8b 0c 25 e0 c6 Call Trace: [] __delay+0xa/0x10 [] do_raw_spin_lock+0x104/0x170 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] ? trace_hardirqs_off+0xd/0x10 [] printk+0x63/0x65 [] do_raw_spin_lock+0x151/0x170 [] ? try_to_wake_up+0x29d/0x350 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] ? cpuacct_charge+0x9b/0xb0 [] ? cpuacct_charge+0x1f/0xb0 [] ? try_to_wake_up+0x29d/0x350 [] printk+0x63/0x65 [] spin_bug+0x70/0xf0 [] do_raw_spin_lock+0x129/0x170 [] ? try_to_wake_up+0x29d/0x350 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] ? trace_hardirqs_off+0xd/0x10 [] ? try_to_wake_up+0x29d/0x350 [] printk+0x63/0x65 [] ? try_to_wake_up+0x29d/0x350 [] warn_slowpath_common+0x38/0xb0 [] warn_slowpath_null+0x15/0x20 [] try_to_wake_up+0x29d/0x350 [] wake_up_process+0x10/0x20 [] __up+0x41/0x50 [] up+0x3c/0x50 [] console_unlock+0x1a6/0x200 [] vprintk+0x206/0x4a0 [] ? trace_hardirqs_off+0xd/0x10 [] ? local_clock+0x4b/0x60 [] ? 0xffffffffa0011fff [] printk+0x63/0x65 [] test_init+0x1d/0x2b [test] [] do_one_initcall+0x3e/0x170 [] sys_init_module+0xb2/0x200 [] system_call_fastpath+0x16/0x1b <4>NMI backtrace for cpu 6 CPU 6 Modules linked in: test(+) mpt2sas scsi_transport_sas raid_class Pid: 22206, comm: sh Tainted: G W 2.6.39-rc3+ #19 Supermicro X8SIL/X8SIL RIP: 0033:[<0000000000479f49>] [<0000000000479f49>] 0x479f48 RSP: 002b:00007fffef9132b0 EFLAGS: 00000202 RAX: 0000000000000002 RBX: 0000000001d24bc0 RCX: 0000000000000000 RDX: 0000000000000002 RSI: 0000000000000000 RDI: 0000000000000002 RBP: 00007fffef9132d0 R08: 0000000001d24bc0 R09: 0101010101010101 R10: 0000000000000003 R11: 00007f3678a54a3e R12: 000000000041dcd0 R13: 00007fffef913980 R14: 0000000000000000 R15: 0000000000000000 FS: 00007f367939c700(0000) GS:ffff88023f200000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa40d7db2b0 CR3: 000000022f091000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process sh (pid: 22206, threadinfo ffff88022fb6a000, task ffff88022f13a290) Call Trace: <4>NMI backtrace for cpu 2 CPU 2 Modules linked in: test(+) mpt2sas scsi_transport_sas raid_class Pid: 22207, comm: sh Tainted: G W 2.6.39-rc3+ #19 Supermicro X8SIL/X8SIL RIP: 0010:[] [] delay_tsc+0x15/0x60 RSP: 0000:ffff88023ea03c38 EFLAGS: 00000006 RAX: 000000004b85b500 RBX: ffffffff81e1c0c0 RCX: 0000000000000002 RDX: 0000000000000103 RSI: 000000004b85b498 RDI: 0000000000000001 RBP: ffff88023ea03c38 R08: 0000000000000002 R09: 0000000000000000 R10: 0000000000000000 R11: 000000000000000d R12: 000000009eebe238 R13: ffff88022f13c520 R14: ffff88022f13c930 R15: 0000000017d811ed FS: 00007f367939c700(0000) GS:ffff88023ea00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6f47bed000 CR3: 00000002344ed000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process sh (pid: 22207, threadinfo ffff88022fb8a000, task ffff88022f13c520) <0>Stack: ffff88023ea03c48 ffffffff813a8e1a ffff88023ea03c98 ffffffff813af2b4 ffff88023452a290 0000000000000046 0000000000000001 ffffffff81e1c0c0 ffffffff81e1c0d8 0000000000000000 ffffffff81c97d47 7fffffffffffffff <0>Call Trace: <0> <0> [] __delay+0xa/0x10 <0> [] do_raw_spin_lock+0x104/0x170 <0> [] _raw_spin_lock+0x51/0x70 <0> [] ? vprintk+0x76/0x4a0 <0> [] vprintk+0x76/0x4a0 <0> [] printk+0x63/0x65 <0> [] tick_dev_program_event+0xc0/0x100 <0> [] tick_program_event+0x1a/0x20 <0> [] hrtimer_interrupt+0x1d0/0x240 <0> [] hpet_interrupt_handler+0x12/0x30 <0> [] handle_irq_event_percpu+0x55/0x1f0 <0> [] handle_irq_event+0x43/0x70 <0> [] handle_edge_irq+0x6d/0x130 <0> [] handle_irq+0x44/0x90 <0> [] do_IRQ+0x58/0xe0 <0> [] common_interrupt+0x13/0x13 <0> <0> [] ? retint_swapgs+0xe/0x13 <0>Code: 00 00 f7 e2 48 8d 7a 01 ff 15 a8 9d aa 00 c9 c3 66 0f 1f 44 00 00 55 65 44 8b 04 25 e0 c6 00 00 48 89 e5 66 66 90 0f ae e8 0f 31 <89> c6 eb 16 0f 1f 80 00 00 00 00 f3 90 65 8b 0c 25 e0 c6 00 00 Call Trace: [] __delay+0xa/0x10 [] do_raw_spin_lock+0x104/0x170 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] printk+0x63/0x65 [] tick_dev_program_event+0xc0/0x100 [] tick_program_event+0x1a/0x20 [] hrtimer_interrupt+0x1d0/0x240 [] hpet_interrupt_handler+0x12/0x30 [] handle_irq_event_percpu+0x55/0x1f0 [] handle_irq_event+0x43/0x70 [] handle_edge_irq+0x6d/0x130 [] handle_irq+0x44/0x90 [] do_IRQ+0x58/0xe0 [] common_interrupt+0x13/0x13 [] ? retint_swapgs+0xe/0x13 <4>NMI backtrace for cpu 5 CPU 5 Modules linked in: test(+) mpt2sas scsi_transport_sas raid_class Pid: 22204, comm: sh Tainted: G W 2.6.39-rc3+ #19 Supermicro X8SIL/X8SIL RIP: 0033:[<0000000000460c26>] [<0000000000460c26>] 0x460c25 RSP: 002b:00007fffef9131f8 EFLAGS: 00000246 RAX: 0000000001d22370 RBX: 0000000001d24bc0 RCX: 0000000001d1f290 RDX: 000000000000001f RSI: 000000000000001f RDI: 0000000001d22370 RBP: 00007fffef913200 R08: 0000000001d22370 R09: 0101010101010101 R10: 0000000000000003 R11: 00007f3678a54a4a R12: 000000000041dcd0 R13: 00007fffef913980 R14: 0000000000000000 R15: 0000000000000000 FS: 00007f367939c700(0000) GS:ffff88023f000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa8ea3762b0 CR3: 00000002346fb000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process sh (pid: 22204, threadinfo ffff8802333c6000, task ffff880231814520) Call Trace: <4>NMI backtrace for cpu 1 CPU 1 Modules linked in: test(+) mpt2sas scsi_transport_sas raid_class Pid: 22210, comm: sh Tainted: G W 2.6.39-rc3+ #19 Supermicro X8SIL/X8SIL RIP: 0033:[<00007f3678a549a9>] [<00007f3678a549a9>] 0x7f3678a549a8 RSP: 002b:00007fffef9131b8 EFLAGS: 00000206 RAX: 00007fffef9131d0 RBX: 0000000001d22370 RCX: 000000000000009e RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007fffef9131d8 RBP: 00007fffef913200 R08: 0000000000000008 R09: 0101010101010101 R10: 0000000000000003 R11: 00007f3678a54a4a R12: 000000000041dcd0 R13: 00007fffef913980 R14: 0000000000000000 R15: 0000000000000000 FS: 00007f367939c700(0000) GS:ffff88023e800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000454088 CR3: 000000022fb38000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process sh (pid: 22210, threadinfo ffff88022fb3e000, task ffff88022fb2c520) Call Trace: <4>NMI backtrace for cpu 0 CPU 0 Modules linked in: test(+) mpt2sas scsi_transport_sas raid_class Pid: 22208, comm: sh Tainted: G W 2.6.39-rc3+ #19 Supermicro X8SIL/X8SIL RIP: 0010:[] [] delay_tsc+0x15/0x60 RSP: 0000:ffff88023e6039c8 EFLAGS: 00000803 RAX: 000000004b85b4ec RBX: 0000000000000001 RCX: 000000000000fd59 RDX: 0000000000000103 RSI: ffff88023e6036e4 RDI: 000000000028b314 RBP: ffff88023e6039c8 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 000000000000000d R12: 000000009eebe238 R13: ffff88022fb28000 R14: ffff88022fb28410 R15: 000000009eebe238 FS: 00007f367939c700(0000) GS:ffff88023e600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000001b85028 CR3: 000000022f12d000 CR4: 00000000000006f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process sh (pid: 22208, threadinfo ffff88022fb8c000, task ffff88022fb28000) <0>Stack: ffff88023e6039d8 ffffffff813a8e48 ffff88023e6039f8 ffffffff8105a4c4 000000009eebe238 ffffffff81e1c0c0 ffff88023e603a48 ffffffff813af30b ffffffff810ba655 0000000100000000 0000000000000082 ffffffff81e1c0c0 <0>Call Trace: <0> <0> [] __const_udelay+0x28/0x30 <0> [] arch_trigger_all_cpu_backtrace+0x64/0x80 <0> [] do_raw_spin_lock+0x15b/0x170 <0> [] ? sched_clock_cpu+0xc5/0x100 <0> [] _raw_spin_lock+0x51/0x70 <0> [] ? vprintk+0x76/0x4a0 <0> [] vprintk+0x76/0x4a0 <0> [] ? trace_hardirqs_off+0xd/0x10 <0> [] ? cpumask_next_and+0x22/0x40 <0> [] printk+0x63/0x65 <0> [] do_raw_spin_lock+0x151/0x170 <0> [] ? tick_nohz_handler+0xf0/0xf0 <0> [] _raw_spin_lock+0x51/0x70 <0> [] ? vprintk+0x76/0x4a0 <0> [] vprintk+0x76/0x4a0 <0> [] ? __rcu_pending+0x78/0x380 <0> [] ? tick_nohz_handler+0xf0/0xf0 <0> [] printk+0x63/0x65 <0> [] __rcu_pending+0x2c3/0x380 <0> [] ? tick_nohz_handler+0xf0/0xf0 <0> [] rcu_check_callbacks+0x65/0x120 <0> [] update_process_times+0x43/0x80 <0> [] tick_sched_timer+0x61/0xc0 <0> [] __run_hrtimer+0x89/0x1e0 <0> [] hrtimer_interrupt+0xd5/0x240 <0> [] hpet_interrupt_handler+0x12/0x30 <0> [] handle_irq_event_percpu+0x55/0x1f0 <0> [] handle_irq_event+0x43/0x70 <0> [] handle_edge_irq+0x6d/0x130 <0> [] handle_irq+0x44/0x90 <0> [] do_IRQ+0x58/0xe0 <0> [] common_interrupt+0x13/0x13 <0> <0> [] ? retint_swapgs+0xe/0x13 <0>Code: 00 00 f7 e2 48 8d 7a 01 ff 15 a8 9d aa 00 c9 c3 66 0f 1f 44 00 00 55 65 44 8b 04 25 e0 c6 00 00 48 89 e5 66 66 90 0f ae e8 0f 31 <89> c6 eb 16 0f 1f 80 00 00 00 00 f3 90 65 8b 0c 25 e0 c6 00 00 Call Trace: [] __const_udelay+0x28/0x30 [] arch_trigger_all_cpu_backtrace+0x64/0x80 [] do_raw_spin_lock+0x15b/0x170 [] ? sched_clock_cpu+0xc5/0x100 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] ? trace_hardirqs_off+0xd/0x10 [] ? cpumask_next_and+0x22/0x40 [] printk+0x63/0x65 [] do_raw_spin_lock+0x151/0x170 [] ? tick_nohz_handler+0xf0/0xf0 [] _raw_spin_lock+0x51/0x70 [] ? vprintk+0x76/0x4a0 [] vprintk+0x76/0x4a0 [] ? __rcu_pending+0x78/0x380 [] ? tick_nohz_handler+0xf0/0xf0 [] printk+0x63/0x65 [] __rcu_pending+0x2c3/0x380 [] ? tick_nohz_handler+0xf0/0xf0 [] rcu_check_callbacks+0x65/0x120 [] update_process_times+0x43/0x80 [] tick_sched_timer+0x61/0xc0 [] __run_hrtimer+0x89/0x1e0 [] hrtimer_interrupt+0xd5/0x240 [] hpet_interrupt_handler+0x12/0x30 [] handle_irq_event_percpu+0x55/0x1f0 [] handle_irq_event+0x43/0x70 [] handle_edge_irq+0x6d/0x130 [] handle_irq+0x44/0x90 [] do_IRQ+0x58/0xe0 [] common_interrupt+0x13/0x13 [] ? retint_swapgs+0xe/0x13 <4>NMI backtrace for cpu 4 CPU 4 Modules linked in: test(+) mpt2sas scsi_transport_sas raid_class Pid: 22205, comm: sh Tainted: G W 2.6.39-rc3+ #19 Supermicro X8SIL/X8SIL RIP: 0033:[<00007f3678ae2460>] [<00007f3678ae2460>] 0x7f3678ae245f RSP: 002b:00007fffef913088 EFLAGS: 00000202 RAX: 0000000001d22370 RBX: 0000000001d26a20 RCX: 00007f3678ae2460 RDX: 000000000000fffe RSI: 0000000001d26770 RDI: 0000000001d22370 RBP: 00007fffef9130b0 R08: 0000000001d22360 R09: 0101010101010101 R10: 0000000000000003 R11: 00007f3678b06bc0 R12: 0000000000000000 R13: 00007fffef913980 R14: 0000000000000000 R15: 0000000000000000 FS: 00007f367939c700(0000) GS:ffff88023ee00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000454088 CR3: 000000023111d000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process sh (pid: 22205, threadinfo ffff88022fb68000, task ffff88022f138000) Call Trace: