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Subject2.5.64: kernel BUG at include/linux/dcache.h
Hi,

Got the following bug after stopping ppp connection, running 2.5.64. Had
to reboot just after (system was in a bad state).
The same system has been running 2.5.62 quite happily for a few days.

Hoping it is usefull to someone,

Jean-Denis

mar 7 21:19:34 taina su(pam_unix)[2147]: session opened for user root
by jdg(uid=501)
Mar 7 21:19:42 taina kernel: device ppp0 entered promiscuous mode
Mar 7 22:01:14 taina CROND[2550]: (root) CMD (nice -n 19 run-parts
/etc/cron.hourly)
Mar 7 22:02:07 taina pppd[1938]: Terminating on signal 15.
Mar 7 22:02:07 taina kernel: device ppp0 left promiscuous mode
Mar 7 22:02:07 taina kernel: device ppp0 entered promiscuous mode
Mar 7 22:02:07 taina pppd[1938]: Connection terminated.
Mar 7 22:02:07 taina pppd[1938]: Connect time 77.8 minutes.
Mar 7 22:02:07 taina pppd[1938]: Sent 1608686 bytes, received 7679979
bytes.
Mar 7 22:02:07 taina kernel: ------------[ cut here ]------------
Mar 7 22:02:07 taina kernel: kernel BUG at include/linux/dcache.h:266!
Mar 7 22:02:07 taina kernel: invalid operand: 0000
Mar 7 22:02:07 taina kernel: CPU: 0
Mar 7 22:02:07 taina kernel: EIP: 0060:[sysfs_remove_dir+29/323]
Not tainted
Mar 7 22:02:07 taina kernel: EIP: 0060:[<c016f22d>] Not tainted
Mar 7 22:02:07 taina kernel: EFLAGS: 00010246
Mar 7 22:02:07 taina kernel: eax: 00000000 ebx: c7fa2d84 ecx:
00000000 edx: 00000000
Mar 7 22:02:07 taina kernel: esi: c65d6a40 edi: c5b02000 ebp:
c5b03eec esp: c5b03ed0
Mar 7 22:02:07 taina kernel: ds: 007b es: 007b ss: 0068
Mar 7 22:02:07 taina kernel: Process pppd (pid: 1938,
threadinfo=c5b02000 task=c6a69300)
Mar 7 22:02:07 taina kernel: Stack: c02e3be0 c7fa2c00 c5b03eec c025b423
c7fa2d84 c7fa2c00 c5b02000 c5b03efc
Mar 7 22:02:07 taina kernel: c019a9d4 c7fa2d84 c7fa2d84 c5b03f0c
c019a9f4 c7fa2d84 c7fa2c00 c5b03f30
Mar 7 22:02:07 taina kernel: c0223a6f c7fa2d84 00000006 c7fa2c00
080812e8 c5b02000 c7fa2c00 c7fa3180
Mar 7 22:02:07 taina kernel: Call Trace: [fib_netdev_event+131/160]
[kobject_del+20/32] [kobject_unregister+20/32]
[unregister_netdevice+447/672] [<d0a19b7d>] [<d0a179bf>]
[<d0a2b270>] [<d0a
2b410>] [<d0a2b430>] [<d0a2b420>] [sys_ioctl+160/544]
[sys_close+81/96] [syscall_call+7/11]
Mar 7 22:02:07 taina kernel: Call Trace: [<c025b423>] [<c019a9d4>]
[<c019a9f4>] [<c0223a6f>] [<d0a19b7d>] [<d0a179bf>] [<d0a2b270>]
[<d0a2b410>] [<d0a2b430>] [<d0a2b420>] [<c0153290>] [<
c0142de1>] [<c0109413>]
Mar 7 22:02:07 taina kernel: Code: 0f 0b 0a 01 d6 7f 27 c0 ff 06 83 4e
04 08 85 f6 0f 84 08 01
mar 7 22:03:24 taina su(pam_unix)[2147]: session closed for user root


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