Messages in this thread | | | Date | Thu, 28 Feb 2008 14:13:23 +0100 | From | Cedric Le Goater <> | Subject | Re: [BUG] 2.6.25-rc2-mm1 - Kernel panic while bootup caused by signal_group_exit() |
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Hello !
Rik van Riel wrote: > On Wed, 20 Feb 2008 23:04:40 +0300 > Oleg Nesterov <oleg@tv-sign.ru> wrote: > >> Yes, please look at http://marc.info/?t=120309840500006 >> >> Btw. The bug in tty_io.c _can_ explain this trace, but it would be nice >> to ensure we don't have other problems. Could you try this >> >> http://marc.info/?l=linux-kernel&m=120352655031911 >> >> patch? > > Fun. With that debugging patch applied, the oops on boot no longer > happens... > > No, I have no idea why...
It also fixed a oops at boot time for me. Here's a warning I got with oleg patch.
Thanks,
C.
WARNING: at /home/legoater/linux/2.6.25-rc2-mm1/kernel/pid.c:213 put_pid+0x4b/0x82() Modules linked in: tg3 sg joydev ext3 jbd uhci_hcd ohci_hcd ehci_hcd Pid: 1, comm: init Not tainted 2.6.25-rc2-mm1 #6
Call Trace: [<ffffffff8022f0a1>] warn_on_slowpath+0x58/0x85 [<ffffffff8024b87d>] ? trace_hardirqs_on+0xd/0xf [<ffffffff8024b84c>] ? trace_hardirqs_on_caller+0xf2/0x116 [<ffffffff8024b87d>] ? trace_hardirqs_on+0xd/0xf [<ffffffff8024b84c>] ? trace_hardirqs_on_caller+0xf2/0x116 [<ffffffff8023fb0f>] put_pid+0x4b/0x82 [<ffffffff802ccd6e>] ? proc_delete_inode+0x0/0x4f [<ffffffff802ccd90>] proc_delete_inode+0x22/0x4f [<ffffffff802ccd6e>] ? proc_delete_inode+0x0/0x4f [<ffffffff802a0826>] generic_delete_inode+0xb8/0x138 [<ffffffff8029fd5d>] iput+0x7c/0x80 [<ffffffff8029d835>] dentry_iput+0xa3/0xbb [<ffffffff8029d8ea>] d_kill+0x21/0x42 [<ffffffff8029ebee>] dput+0x114/0x125 [<ffffffff802cefe0>] proc_flush_task+0x125/0x28f [<ffffffff8024b87d>] ? trace_hardirqs_on+0xd/0xf [<ffffffff802312a5>] release_task+0x24/0x331 [<ffffffff80231ca1>] do_wait+0x6ef/0xa99 [<ffffffff80227b43>] ? default_wake_function+0x0/0xf [<ffffffff802320dc>] sys_wait4+0x91/0xab [<ffffffff8020b21b>] system_call_after_swapgs+0x7b/0x80
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