Peter Zijlstra wrote:
> On Mon, 24 Sep 2007 09:44:48 -0700 Andrew Morton
> <[email protected]> wrote:
>
>> On Mon, 24 Sep 2007 18:43:33 +0530 Kamalesh Babulal <[email protected]> wrote:
>>
>>> Hi Andrew,
>>>
>>> Kernel BUG over x86_64 (AMD Opteron(tm) Processor 844).
>>>
>>> Similar kernel Bug was reported for 2.6.23-rc2-mm1
>>> at http://lkml.org/lkml/2007/8/10/20 and the
>>> mm-dirty-balancing-for-tasks.patch was dropped from 2.6.23-rc2-mm2.
>>> And the same patch is in this -mm version, suspect whether is it the
>>> same patch triggering this Bug.
>>>
>>> BUG: soft lockup - CPU#0 stuck for 11s! [events/0:15]
>>> CPU 0:
>>> Modules linked in:
>>> Pid: 15, comm: events/0 Tainted: G D 2.6.23-rc7-mm1-autokern1 #1
>>> RIP: 0010:[<ffffffff8021be46>] [<ffffffff8021be46>] __smp_call_function_mask+0x9a/0xc4
>>> RSP: 0000:ffff8100017add80 EFLAGS: 00000297
>>> RAX: 00000000000000fc RBX: ffff8100017adde0 RCX: 0000000000000001
>>> RDX: 00000000000008fc RSI: 00000000000000fc RDI: 000000000000000e
>>> RBP: ffffc20002d11000 R08: ffff8100017ac000 R09: ffffffff80675e38
>>> R10: 0000000000000000 R11: 0000000000000000 R12: 000000000000000f
>>> R13: ffffffff8021bcfe R14: 0000000000000000 R15: 0000000000000001
>>> FS: 0000000000000000(0000) GS:ffffffff8065a000(0000) knlGS:00000000556aa2a0
>>> CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b
>>> CR2: ffffc20002d11008 CR3: 0000000000201000 CR4: 00000000000006e0
>>> DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
>>> DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
>>>
>>> Call Trace:
>>> Inexact backtrace:
>>> [<ffffffff802157a4>] mcheck_check_cpu+0x0/0x31
>>> [<ffffffff802157a4>] mcheck_check_cpu+0x0/0x31
>>> [<ffffffff8021becf>] smp_call_function_mask+0x5f/0x72
>>> [<ffffffff802157a4>] mcheck_check_cpu+0x0/0x31
>>> [<ffffffff8021bf82>] smp_call_function+0x19/0x1b
>>> [<ffffffff8023a773>] on_each_cpu+0x16/0x2b
>>> [<ffffffff802158a2>] mcheck_timer+0x0/0x7c
>>> [<ffffffff802158c0>] mcheck_timer+0x1e/0x7c
>>> [<ffffffff802444b9>] run_workqueue+0x88/0x109
>>> [<ffffffff8024453a>] worker_thread+0x0/0xf4
>>> [<ffffffff80244623>] worker_thread+0xe9/0xf4
>>> [<ffffffff8024841d>] autoremove_wake_function+0x0/0x37
>>> [<ffffffff8024841d>] autoremove_wake_function+0x0/0x37
>>> [<ffffffff80247e5c>] kthread+0x44/0x6d
>>> [<ffffffff8020c5a8>] child_rip+0xa/0x12
>>> [<ffffffff80247e18>] kthread+0x0/0x6d
>>> [<ffffffff8020c59e>] child_rip+0x0/0x12
>> hm, I thought we'd fixed the problems in that patchset. Peter, were
>> you aware of this one?
>
> Nope, and the stacktrace is utterly puzzling.
>
> /me goes read the lkml.org link
>
> Kamalesh Babulal: do you still get:
> BUG: spinlock bad magic on
>
> msgs?
>
> Because those I could reproduce using fsx, and I fixed all that.
Hi Peter,
I do not get BUG: spinlock bad magic messages any more, but the softlock message is
thrown more than 30 time, while running the ltp runall.
--
Thanks & Regards,
Kamalesh Babulal,
Linux Technology Center,
IBM, ISTL.
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
[Index of Archives]
[Kernel Newbies]
[Netfilter]
[Bugtraq]
[Photo]
[Stuff]
[Gimp]
[Yosemite News]
[MIPS Linux]
[ARM Linux]
[Linux Security]
[Linux RAID]
[Video 4 Linux]
[Linux for the blind]
[Linux Resources]
