------- Comment From poojabsu...@in.ibm.com 2017-02-06 01:36 EDT------- Hi,
Ran runltp on 17.04, and ended up with continuous call traces on console. ---uname output--- Linux ltc-garri1 4.9.0-15-generic #16-Ubuntu SMP Fri Jan 20 15:28:49 UTC 2017 ppc64le ppc64le ppc64le GNU/Linux ---Call Trace--- [332850.158228] Call Trace: [332850.158253] [c000001fcec4fb50] [c00000000001c3a0] __switch_to+0x2e0/0x4c0 [332850.159375] [c000001fcec4fbb0] [c000000000b193a0] __schedule+0x300/0x990 [332850.159872] [c000001fcec4fc90] [c000000000b19e88] _cond_resched+0x78/0xa0 [332850.160475] [c000001fcec4fcc0] [d00000001c810278] torture_rwlock_write_lock_irq+0x30/0x60 [locktorture] [332850.161157] [c000001fcec4fcf0] [d00000001c810988] lock_torture_writer+0xc0/0x270 [locktorture] [332850.170046] [c000001fcec4fd80] [c0000000000f53c0] kthread+0x110/0x130 [332850.173108] [c000001fcec4fe30] [c00000000000c0e8] ret_from_kernel_thread+0x5c/0x74 [332850.174169] Task dump for CPU 10: [332850.174202] lock_torture_wr R running task 0 37019 2 0x00000804 [332850.174734] Call Trace: [332850.175218] [c000001fcf3ab980] [c0000000000d0008] irq_exit+0xe8/0x120 (unreliable) [332850.175813] [c000001fcf3ab9a0] [c000000000024e10] timer_interrupt+0xa0/0xe0 [332850.176438] --- interrupt: d00000001c6008c0 at finish_task_switch+0xb0/0x340 [332850.176438] LR = stutter_wait+0x8c/0x130 [torture] [332850.177950] [c000001fcf3ab9d0] [c000000000009514] decrementer_common+0x114/0x180 (unreliable) [332850.178517] --- interrupt: 901 at torture_shutdown_init+0x2a4/0x770 [torture] [332850.178517] LR = stutter_wait+0x8c/0x130 [torture] [332850.179557] [c000001fcf3abcc0] [d00000001c810278] torture_rwlock_write_lock_irq+0x30/0x60 [locktorture] (unreliable) [332850.180675] [c000001fcf3abcf0] [d00000001c810988] lock_torture_writer+0xc0/0x270 [locktorture] [332850.181646] [c000001fcf3abd80] [c0000000000f53c0] kthread+0x110/0x130 [332850.194048] [c000001fcf3abe30] [c00000000000c0e8] ret_from_kernel_thread+0x5c/0x74 [332850.196658] Task dump for CPU 12: [332850.198840] lock_torture_wr R running task 0 36921 2 0x00000804 [332850.201377] Call Trace: [332850.201402] [c000001fc3747890] [c00000000016127c] hrtimer_interrupt+0x11c/0x2a0 (unreliable) [332850.206296] [c000001fc3747a60] [c00000000001c3a0] __switch_to+0x2e0/0x4c0 [332850.208647] [c000001fc3747ac0] [c000000000b193a0] __schedule+0x300/0x990 [332850.211007] [c000001fc3747b00] [c00000000015bc78] lock_timer_base+0xa8/0x100 [332850.214641] [c000001fc3747b60] [c00000000015bde8] try_to_del_timer_sync+0x68/0xa0 [332850.215236] [c000001fc3747ba0] [c00000000015be90] del_timer_sync+0x70/0x90 [332850.215817] [c000001fc3747bd0] [c000000000b1de14] schedule_timeout+0x234/0x470 [332850.216369] [c000001fc3747cc0] [d00000001c810278] torture_rwlock_write_lock_irq+0x30/0x60 [locktorture] [332850.217397] [c000001fc3747cf0] [d00000001c810988] lock_torture_writer+0xc0/0x270 [locktorture] [332850.218433] [c000001fc3747d80] [c0000000000f53c0] kthread+0x110/0x130 [332850.219013] [c000001fc3747e30] [c00000000000c0e8] ret_from_kernel_thread+0x5c/0x74 Thanks, Pooja -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1483343 Title: NMI watchdog: BUG: soft lockup errors when we execute lock_torture_wr tests To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1483343/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
