[BUG][2.6.4-rc2-mm1] kernel BUG at fs/proc/generic.c:664!

[BUG][2.6.4-rc2-mm1] kernel BUG at fs/proc/generic.c:664!

[Ramón Rey Vicente]

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Hi.

I get this with latest -mm kernel.
-- 
Ramón Rey Vicente       <ramon dot rey at hispalinux dot es>
        jabber ID       <rreylinux at jabber dot org>
GPG public key ID 	0xBEBD71D5 -> http://pgp.escomposlinux.org/

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Mar  9 02:43:05 debian kernel: kernel BUG at fs/proc/generic.c:664!
Mar  9 02:43:05 debian kernel: invalid operand: 0000 [#1]
Mar  9 02:43:05 debian kernel: PREEMPT 
Mar  9 02:43:05 debian kernel: CPU:    0
Mar  9 02:43:05 debian kernel: EIP:    0060:[remove_proc_entry+216/288]    Not tainted VLI
Mar  9 02:43:05 debian kernel: EFLAGS: 00010282
Mar  9 02:43:05 debian kernel: EIP is at remove_proc_entry+0xd8/0x120
Mar  9 02:43:05 debian kernel: eax: ceefc120   ebx: cf312390   ecx: cfa07460   edx: cfff0a00
Mar  9 02:43:05 debian kernel: esi: 00000005   edi: cf2c0a40   ebp: cf568c00   esp: cf6afe98
Mar  9 02:43:05 debian kernel: ds: 007b   es: 007b   ss: 0068
Mar  9 02:43:05 debian kernel: Process modprobe (pid: 6211, threadinfo=cf6ae000 task=cf9a2c20)
Mar  9 02:43:05 debian kernel: Stack: cf2c0a88 d08e9610 cf2c0aa0 00000000 d08df8ec cf2c0a88 cf312360 cf568c00 
Mar  9 02:43:05 debian kernel:        cf568c00 d08df426 cf2c0aa0 cf568c00 d08ddd58 cf568c00 ceefc180 cede1300 
Mar  9 02:43:05 debian kernel:        cedd5b40 c016087a cfff7a44 cedd5b40 cef875e0 cef875e0 c015ea7a c12ecc44 
Mar  9 02:43:05 debian kernel: Call Trace:
Mar  9 02:43:05 debian kernel:  [__crc_nf_unregister_hook+164079/1212996] snd_info_unregister+0x2c/0x60 [snd]
Mar  9 02:43:05 debian kernel:  [__crc_nf_unregister_hook+162857/1212996] snd_info_card_free+0x26/0x60 [snd]
Mar  9 02:43:05 debian kernel:  [__crc_nf_unregister_hook+157019/1212996] snd_card_free+0xd8/0x220 [snd]
Mar  9 02:43:05 debian kernel:  [destroy_inode+58/64] destroy_inode+0x3a/0x40
Mar  9 02:43:05 debian kernel:  [dput+26/608] dput+0x1a/0x260
Mar  9 02:43:05 debian kernel:  [__crc_nf_unregister_hook+351987/1212996] snd_audiopci_remove+0x10/0x40 [snd_ens1371]
Mar  9 02:43:05 debian kernel:  [pci_device_remove+46/64] pci_device_remove+0x2e/0x40
Mar  9 02:43:05 debian kernel:  [device_release_driver+74/96] device_release_driver+0x4a/0x60
Mar  9 02:43:05 debian kernel:  [driver_detach+27/64] driver_detach+0x1b/0x40
Mar  9 02:43:05 debian kernel:  [bus_remove_driver+41/96] bus_remove_driver+0x29/0x60
Mar  9 02:43:05 debian kernel:  [driver_unregister+11/27] driver_unregister+0xb/0x1b
Mar  9 02:43:05 debian kernel:  [pci_unregister_driver+14/32] pci_unregister_driver+0xe/0x20
Mar  9 02:43:05 debian kernel:  [__crc_nf_unregister_hook+352045/1212996] alsa_card_ens137x_exit+0xa/0xc [snd_ens1371]
Mar  9 02:43:05 debian kernel:  [sys_delete_module+266/320] sys_delete_module+0x10a/0x140
Mar  9 02:43:05 debian kernel:  [do_munmap+248/320] do_munmap+0xf8/0x140
Mar  9 02:43:05 debian kernel:  [sys_munmap+49/96] sys_munmap+0x31/0x60
Mar  9 02:43:05 debian kernel:  [syscall_call+7/11] syscall_call+0x7/0xb
Mar  9 02:43:05 debian kernel: 
Mar  9 02:43:05 debian kernel: Code: ff 58 eb a3 8b 47 40 c7 47 44 01 00 00 00
50 ff 77 04 8b 44 24 20 ff 70 04 68 00 c0 24 c0 e8 70 23 fa ff 83 c4 10 e9 7c
ff ff ff <0f> 0b 98 02 3a a5 24 c0 eb bf 8b 44 24 18 66 ff 48 0a eb 92 89 

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Re: [BUG][2.6.4-rc2-mm1] kernel BUG at fs/proc/generic.c:664!

[Arjan van de Ven]

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On Tue, 2004-03-09 at 13:48, Ramón Rey Vicente wrote:
> Hi.
> 
> I get this with latest -mm kernel.
Mar  9 02:43:05 debian kernel: 
[__crc_nf_unregister_hook+351987/1212996] snd_audiopci_remove+0x10/0x40
[snd_ens1371]


Hi,

It looks like the snd_ens1371 kernel module is removing a proc directory
that isn't yet empty; that always was illegal (and could cause memory
corruption) so now it's trapped on....

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