Re: OOPS at boot in 2.4.17-rc[12] (kernel BUG at slab.c:815) maybe devfs

From: Richard Gooch (rgooch@ras.ucalgary.ca)
Date: Thu Dec 20 2001 - 18:38:12 EST


Gregor Suhr writes:
> I tried to upgrade my system from 2.4.16 to 2.4.17-rc2 but I'am always
> got the following OOPS:
>
> kernel BUG at slab.c:815!
> invalid operand: 0000
> CPU: 0
> EIP: 0010:[<c012960a>] Not tainted
> Using defaults from ksymoops -t elf32-i386 -a i386
> EFLAGS: 00010286
> eax: 0000001a ebx: dfe38698 ecx: 00000001 edx: 00002a56
> esi: dfe38691 edi: c0324117 ebp: 00000000 esp: c181dee4
> ds: 0018 es: 0018 ss: 0018
> Process swapper (pid: 1, stackpage=c181d000)
> Stack: c0316083 0000032f c181def4 dfe386b8 00000018 c180f368 c180f324
> c180f324
> c030c113 c03a7ad4 c032410a 0000001c 00000020 00000000 00000000
> 00000000
> c03a72f3 c0317020 00000002 00000000 00000000 dfe80e24 00003a00
> 00000009
> Call Trace: [<c0118206>] [<c0118226>] [<c010522c>] [<c0105000>] [<c010525e>]
> [<c0105000>] [<c0105726>] [<c0105250>]
> Code: 0f 0b 5f 8b 13 5d 89 d3 8b 03 89 c2 0f 18 02 81 fb c8 dc 37
>
> >>EIP; c012960a <kmem_cache_create+40a/470> <=====
> Trace; c0118206 <sys_wait4+3a6/3b0>
> Trace; c0118226 <sys_waitpid+16/20>
> Trace; c010522c <prepare_namespace+11c/140>
> Trace; c0105000 <_stext+0/0>
> Trace; c010525e <init+e/140>
> Trace; c0105000 <_stext+0/0>
> Trace; c0105726 <kernel_thread+26/30>
> Trace; c0105250 <init+0/140>

No mention of devfs in the traceback. It doesn't look like a devfs
problem.

> Before the kernel gives up i get the following error messages while
> trying to find my LVM drives:
>
> Mounted devfs on /dev
> modprobe: Can't open dependencies file
> /lib/modules/2.4.17-rc2/modules.dep (No such file or directory)

You've got a problem with your modules configuration.

> devfs: devfs_mk_dir(vg0): using old entry in dir: c1808724 ""
> vgdevfs: devfs_register(group): could not append to parent, err: -17
> scan -- reading devfs: devfs_register(root): could not append to parent,
> err: -17
> all physical voldevfs: devfs_register(tmp): could not append to parent,
> err: -17
> umes (this may tdevfs: devfs_register(var): could not append to parent,
> err: -17
> ake a while...)devfs: devfs_register(squid): could not append to parent,
> err: -17
>
> vgscan -- founddevfs: devfs_register(usr): could not append to parent,
> err: -17
> inactive volumedevfs: devfs_register(home): could not append to parent,
> err: -17
> group "vg0"
> vgdevfs: devfs_register(swap): could not append to parent, err: -17
> scan -- "/etc/lvdevfs: devfs_register(redhat): could not append to
> parent, err: -17
> mtab" and "/etc/devfs: devfs_register(mp3): could not append to parent,
> err: -17
> lvmtab.d" succesdevfs: devfs_register(appdata): could not append to
> parent, err: -17
> sfully created
> devfs: devfs_register(oracle): could not append to parent, err: -17

These devfs-related messages are due to configuration problems
(i.e. boot scripts untarring a pile of crap into devfs), but they are
unlikely to be the cause of your Oops.

                                Regards,

                                        Richard....
Permanent: rgooch@atnf.csiro.au
Current: rgooch@ras.ucalgary.ca
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This archive was generated by hypermail 2b29 : Sun Dec 23 2001 - 21:00:23 EST