[1587880.660408] divide error: 0000 [#1] SMP [1587880.660632] last sysfs file: /sys/devices/pci0000:00/0000:00:07.0/0000:08:00.0/device [1587880.661066] CPU 7 [1587880.661073] Modules linked in: myri10ge [1587880.661500] [1587880.661715] Pid: 15609, comm: daqd Not tainted 2.6.35.3 #9 X8DTU/X8DTU [1587880.661937] RIP: 0010:[] [] find_busiest_group+0x3c9/0x759 [1587880.662372] RSP: 0018:ffff88051dcb1b28 EFLAGS: 00010046 [1587880.662592] RAX: 0000000000000000 RBX: ffff8800022ee460 RCX: 0000000000000001 [1587880.663023] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8800022e0000 [1587880.663454] RBP: ffff88051dcb1c98 R08: 0000000000000000 R09: 0000000000000000 [1587880.663883] R10: 00000000ffffffff R11: 0000000000000007 R12: ffff8800022ee570 [1587880.664312] R13: 0000000000012540 R14: 0000000000000000 R15: ffffffffffffffff [1587880.669605] FS: 00007f2a28d56910(0000) GS:ffff8800022e0000(0000) knlGS:0000000000000000 [1587880.670035] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [1587880.670254] CR2: 00007f29ea551000 CR3: 0000000639f56000 CR4: 00000000000006e0 [1587880.670687] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [1587880.671111] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [1587880.671538] Process daqd (pid: 15609, threadinfo ffff88051dcb0000, task ffff880518b486f0) [1587880.671965] Stack: [1587880.672177] ffff8800022ee570 0000000000000000 0000000000012501 ffff8800022ee570 [1587880.672406] <0> ffff88051dcb1d68 0000000000012548 0000000000012540 0000000000012540 [1587880.672848] <0> ffff8800022ee450 0000000000000008 0000000000012540 ffff88051dcb1d74 [1587880.673500] Call Trace: [1587880.673713] [] load_balance+0xcf/0x62d [1587880.673930] [] ? __dequeue_rt_entity+0x165/0x184 [1587880.674152] [] ? dequeue_pushable_task+0x1a/0x1c [1587880.674373] [] ? dequeue_task_rt+0x55/0x5e [1587880.674596] [] schedule+0x1fb/0x52f [1587880.674819] [] ? __hrtimer_start_range_ns+0x2d6/0x2e8 [1587880.675043] [] do_nanosleep+0x70/0xb2 [1587880.675266] [] hrtimer_nanosleep+0xab/0x118 [1587880.675484] [] ? hrtimer_wakeup+0x0/0x21 [1587880.675704] [] ? hrtimer_start_range_ns+0xf/0x11 [1587880.675926] [] ? sys_select+0xa4/0xb9 [1587880.676146] [] sys_nanosleep+0x5e/0x72 [1587880.676369] [] system_call_fastpath+0x16/0x1b [1587880.676589] Code: 1b 48 8b 78 10 31 d2 48 89 f8 44 8b 40 08 48 8b 00 4c 01 c2 48 39 f8 75 f1 89 56 08 41 8b 74 24 08 48 8b 45 a8 31 d2 48 c1 e0 0a <48> f7 f6 48 8b 75 b0 48 89 45 a0 31 c0 48 85 f6 74 09 48 8b 45 [1587880.677365] RIP [] find_busiest_group+0x3c9/0x759 [1587880.677593] RSP [1587880.678115] ---[ end trace 2473cc9066805e40 ]--- [1587880.678391] divide error: 0000 [#2] SMP [1587880.678723] last sysfs file: /sys/devices/pci0000:00/0000:00:07.0/0000:08:00.0/device [1587880.678725] CPU 7 [1587880.678726] Modules linked in: myri10ge [1587880.678728] [1587880.678730] Pid: 15609, comm: daqd Tainted: G D 2.6.35.3 #9 X8DTU/X8DTU [1587880.678732] RIP: 0010:[] [] find_busiest_group+0x3c9/0x759 [1587880.678737] RSP: 0018:ffff88051dcb1558 EFLAGS: 00010046 [1587880.678739] RAX: 0000000000000000 RBX: ffff8800022ee460 RCX: 0000000000000001 [1587880.678741] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8800022e0000 [1587880.678743] RBP: ffff88051dcb16c8 R08: 0000000000000000 R09: 0000000000000000 [1587880.678745] R10: 00000000ffffffff R11: 0000000000000007 R12: ffff8800022ee570 [1587880.678747] R13: 0000000000012540 R14: 0000000000000000 R15: ffffffffffffffff [1587880.678749] FS: 0000000000000000(0000) GS:ffff8800022e0000(0000) knlGS:0000000000000000 [1587880.678752] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [1587880.678753] CR2: 00007f29ea551000 CR3: 0000000639f56000 CR4: 00000000000006e0 [1587880.678755] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [1587880.678758] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [1587880.678760] Process daqd (pid: 15609, threadinfo ffff88051dcb0000, task ffff880518b486f0) [1587880.678761] Stack: [1587880.678762] ffff8800022ee570 0000000000000000 0000000000012501 ffff8800022ee570 [1587880.678765] <0> ffff88051dcb1798 0000000000012548 0000000000012540 0000000000012540 [1587880.678767] <0> ffff8800022ee450 0000000000000008 0000000000012540 ffff88051dcb17a4 [1587880.678770] Call Trace: [1587880.678774] [] load_balance+0xcf/0x62d [1587880.678777] [] ? __dequeue_rt_entity+0x165/0x184 [1587880.678780] [] ? dequeue_pushable_task+0x1a/0x1c [1587880.678783] [] ? dequeue_task_rt+0x55/0x5e [1587880.678786] [] schedule+0x1fb/0x52f [1587880.678789] [] do_exit+0x703/0x712 [1587880.678793] [] oops_end+0xb1/0xb9 [1587880.678795] [] die+0x55/0x5e [1587880.678798] [] do_trap+0x11c/0x12b [1587880.678800] [] do_divide_error+0x8b/0x94 [1587880.678803] [] ? find_busiest_group+0x3c9/0x759 [1587880.678806] [] ? do_select+0x507/0x52b [1587880.678810] [] divide_error+0x15/0x20 [1587880.678813] [] ? find_busiest_group+0x3c9/0x759 [1587880.678815] [] ? find_busiest_group+0x353/0x759 [1587880.678819] [] load_balance+0xcf/0x62d [1587880.678822] [] ? __dequeue_rt_entity+0x165/0x184 [1587880.678825] [] ? dequeue_pushable_task+0x1a/0x1c [1587880.678827] [] ? dequeue_task_rt+0x55/0x5e [1587880.678830] [] schedule+0x1fb/0x52f [1587880.678834] [] ? __hrtimer_start_range_ns+0x2d6/0x2e8 [1587880.678837] [] do_nanosleep+0x70/0xb2 [1587880.678840] [] hrtimer_nanosleep+0xab/0x118 [1587880.678843] [] ? hrtimer_wakeup+0x0/0x21 [1587880.678846] [] ? hrtimer_start_range_ns+0xf/0x11 [1587880.678848] [] ? sys_select+0xa4/0xb9 [1587880.678851] [] sys_nanosleep+0x5e/0x72 [1587880.678854] [] system_call_fastpath+0x16/0x1b [1587880.678856] Code: 1b 48 8b 78 10 31 d2 48 89 f8 44 8b 40 08 48 8b 00 4c 01 c2 48 39 f8 75 f1 89 56 08 41 8b 74 24 08 48 8b 45 a8 31 d2 48 c1 e0 0a <48> f7 f6 48 8b 75 b0 48 89 45 a0 31 c0 48 85 f6 74 09 48 8b 45 [1587880.678872] RIP [] find_busiest_group+0x3c9/0x759 [1587880.678875] RSP [1587880.678877] ---[ end trace 2473cc9066805e41 ]--- [1587880.678878] Fixing recursive fault but reboot is needed! [1835962.966707] Mon Jun 8 08:14:04 PDT 2015