[Bug 615135] [NEW] divide error in scheduling, 2.6.35-14-generic

Øyvind Stegard oyvinst at ifi.uio.no
Sun Aug 8 21:33:35 UTC 2010


Public bug reported:

[  538.876015] divide error: 0000 [#1] SMP 
[  538.876023] last sysfs file: /sys/devices/platform/coretemp.1/temp1_input
[  538.876027] CPU 0 
[  538.876029] Modules linked in: aesni_intel cryptd aes_x86_64 aes_generic rfcomm binfmt_misc sco bridge stp bnep l2cap dm_crypt snd_hda_codec_nvhdmi snd_hda_codec_idt pcmcia snd_hda_intel arc4 snd_hda_codec snd_hwdep snd_pcm snd_seq_midi snd_rawmidi iwlagn iwlcore snd_seq_midi_event snd_seq mac80211 snd_timer snd_seq_device uvcvideo nvidia(P) btusb videodev v4l1_compat cfg80211 coretemp psmouse yenta_socket snd ppdev parport_pc v4l2_compat_ioctl32 bluetooth sdhci_pci sdhci dell_wmi pcmcia_rsrc lp serio_raw led_class soundcore pcmcia_core snd_page_alloc dcdbas parport ohci1394 ahci video e1000e libahci output ieee1394 intel_agp
[  538.876100] 
[  538.876106] Pid: 16643, comm: firefox-bin Tainted: P            2.6.35-14-generic #20~lucid2-Ubuntu 0N5KHN/Latitude E6510
[  538.876110] RIP: 0010:[<ffffffff8104f69a>]  [<ffffffff8104f69a>] find_busiest_group+0x39a/0xa00
[  538.876123] RSP: 0018:ffff88020beb5608  EFLAGS: 00010006
[  538.876127] RAX: 0000000000200000 RBX: ffff88020beb5800 RCX: 0000000000000000
[  538.876130] RDX: 0000000000000000 RSI: 0000000000000800 RDI: 0000000000000000
[  538.876134] RBP: ffff88020beb5788 R08: ffff880001e10440 R09: 0000000000000040
[  538.876138] R10: 00000000ffffffff R11: 0000000000000000 R12: 00000000ffffff01
[  538.876142] R13: 0000000000015900 R14: ffffffffffffffff R15: 0000000000000000
[  538.876146] FS:  00007f1927657820(0000) GS:ffff880001e00000(0000) knlGS:0000000000000000
[  538.876150] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  538.876154] CR2: 00007f1910fc9000 CR3: 000000020bebc000 CR4: 00000000000006f0
[  538.876158] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  538.876161] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[  538.876166] Process firefox-bin (pid: 16643, threadinfo ffff88020beb4000, task ffff880231c744a0)
[  538.876169] Stack:
[  538.876171]  ffff88020beb5728 ffff88020beb5698 000000000000024d ffff880001e10300
[  538.876177] <0> ffff88020beb57f0 00ff88020beb5fd8 0000000000000000 0000000000000000
[  538.876183] <0> 0000000000000008 ffff880001e10320 0000000000015900 0000000000015900
[  538.876190] Call Trace:
[  538.876200]  [<ffffffff81053ffb>] load_balance+0xbb/0x4f0
[  538.876210]  [<ffffffff815869dc>] schedule+0x67c/0x830
[  538.876216]  [<ffffffff81587d45>] schedule_hrtimeout_range_clock+0xc5/0x160
[  538.876224]  [<ffffffff81081c20>] ? hrtimer_wakeup+0x0/0x30
[  538.876230]  [<ffffffff81082d34>] ? hrtimer_start_range_ns+0x14/0x20
[  538.876235]  [<ffffffff81587df3>] schedule_hrtimeout_range+0x13/0x20
[  538.876242]  [<ffffffff81162ae9>] poll_schedule_timeout+0x49/0x70
[  538.876247]  [<ffffffff8116342c>] do_select+0x58c/0x6d0
[  538.876252]  [<ffffffff81163570>] ? __pollwait+0x0/0xf0
[  538.876257]  [<ffffffff81163660>] ? pollwake+0x0/0x60
[  538.876263]  [<ffffffff810556e0>] ? default_wake_function+0x0/0x20
[  538.876271]  [<ffffffff8148b504>] ? sock_alloc_send_pskb+0x1d4/0x340
[  538.876278]  [<ffffffff81035dd9>] ? default_spin_lock_flags+0x9/0x10
[  538.876285]  [<ffffffff8148ebf7>] ? skb_dequeue+0x67/0x90
[  538.876292]  [<ffffffff81523c29>] ? unix_stream_recvmsg+0x2e9/0x580
[  538.876297]  [<ffffffff815248da>] ? unix_stream_sendmsg+0x21a/0x3e0
[  538.876303]  [<ffffffff81486d3d>] ? sock_recvmsg+0xfd/0x130
[  538.876308]  [<ffffffff81487c83>] ? sock_sendmsg+0xf3/0x120
[  538.876314]  [<ffffffff81163f53>] core_sys_select+0x1c3/0x2f0
[  538.876319]  [<ffffffff81486fc3>] ? sys_recvfrom+0x163/0x170
[  538.876327]  [<ffffffff81011649>] ? read_tsc+0x9/0x20
[  538.876334]  [<ffffffff81088a79>] ? ktime_get_ts+0xa9/0xe0
[  538.876339]  [<ffffffff811642d7>] sys_select+0x47/0x110
[  538.876346]  [<ffffffff8100a0f2>] system_call_fastpath+0x16/0x1b
[  538.876349] Code: 00 8b 48 08 48 8b 00 48 01 ca 48 39 c6 75 f2 41 89 50 08 4c 8b 85 e0 fe ff ff 48 8b 75 a8 31 d2 41 8b 48 08 48 89 f0 48 c1 e0 0a <48> f7 f1 48 8b 4d b0 48 89 45 a0 31 c0 48 85 c9 74 0c 48 8b 45 
[  538.876397] RIP  [<ffffffff8104f69a>] find_busiest_group+0x39a/0xa00
[  538.876403]  RSP <ffff88020beb5608>
[  538.876408] ---[ end trace efd4665d0c6d4d43 ]---

** Affects: linux (Ubuntu)
     Importance: Undecided
         Status: New

-- 
divide error in scheduling, 2.6.35-14-generic
https://bugs.launchpad.net/bugs/615135
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