I have been seeing a similar thing, I get an Oops at 4:04am every day. I think it may be related to /dev/sdb which is an ATAPI ZIP 100. At least that is what the call trace and prior messages seem to point at.
Mar 25 04:01:00 localhost CROND[12032]: (root) CMD (nice -n 19 run-parts /etc/cron.hourly) Mar 25 04:02:00 localhost CROND[12043]: (root) CMD (nice -n 19 run-parts /etc/cron.daily) Mar 25 04:02:01 localhost anacron[12046]: Updated timestamp for job `cron.daily' to 2002-03-25 Mar 25 04:04:10 localhost kernel: Device not ready. Make sure there is a disc in the drive. Mar 25 04:04:10 localhost kernel: sdb : READ CAPACITY failed. Mar 25 04:04:10 localhost kernel: sdb : status = 0, message = 00, host = 0, driver = 28 Mar 25 04:04:10 localhost kernel: Current sd00:00: sense key Not Ready Mar 25 04:04:10 localhost kernel: Additional sense indicates Medium not present Mar 25 04:04:10 localhost kernel: sdb : block size assumed to be 512 bytes, disk size 1GB. Mar 25 04:04:10 localhost kernel: /dev/scsi/host1/bus0/target0/lun0: I/O error: dev 08:10, sector 0 Mar 25 04:04:10 localhost kernel: I/O error: dev 08:10, sector 2 Mar 25 04:04:10 localhost kernel: I/O error: dev 08:10, sector 0 Mar 25 04:04:10 localhost kernel: Unable to handle kernel paging request at virtual address 204f2f8d Mar 25 04:04:10 localhost kernel: printing eip: Mar 25 04:04:10 localhost kernel: c0160680 Mar 25 04:04:10 localhost kernel: *pde = 00000000 Mar 25 04:04:10 localhost kernel: Oops: 0000 Mar 25 04:04:10 localhost kernel: CPU: 0 Mar 25 04:04:10 localhost kernel: EIP: 0010:[scan_dir_for_removable+32/80] Tainted: P Mar 25 04:04:10 localhost kernel: EIP: 0010:[<c0160680>] Tainted: P Mar 25 04:04:10 localhost kernel: EFLAGS: 00010202 Mar 25 04:04:10 localhost kernel: eax: 00000001 ebx: 204f2f49 ecx: 00000000 edx: d7da1104 Mar 25 04:04:10 localhost kernel: esi: ca129814 edi: d7556c0c ebp: c350cc64 esp: c3ec9f2c Mar 25 04:04:10 localhost kernel: ds: 0018 es: 0018 ss: 0018 Mar 25 04:04:10 localhost kernel: Process msec_find (pid: 12157, stackpage=c3ec9000) Mar 25 04:04:10 localhost kernel: Stack: ca129814 c0160b16 d7556c0c c023d0c0 00000000 ca129814 ca129894 ca129880 Mar 25 04:04:10 localhost kernel: c350cc64 c0141900 c350cc64 c3ec9fa0 c0141e00 c350cc64 fffffff7 0000000d Mar 25 04:04:10 localhost kernel: bfffece8 c0141faf c350cc64 c0141e00 c3ec9fa0 c0133d07 c5ea4d94 00000000 Mar 25 04:04:10 localhost kernel: Call Trace: [devfs_readdir+86/432] [vfs_readdir+96/144] [filldir64+0/352] [sys_getdents64+79/188] [filldir64+0/352] Mar 25 04:04:10 localhost kernel: Call Trace: [<c0160b16>] [<c0141900>] [<c0141e00>] [<c0141faf>] [<c0141e00>] Mar 25 04:04:10 localhost kernel: [sys_fchdir+199/224] [system_call+51/56] Mar 25 04:04:10 localhost kernel: [<c0133d07>] [<c0106f1b>] Mar 25 04:04:10 localhost kernel: Mar 25 04:04:10 localhost kernel: Code: 0f b7 43 44 25 00 f0 00 00 66 3d 00 60 75 0d f6 43 10 04 74 Mar 25 04:04:10 localhost : Mar 25 04:04:10 localhost : Security Warning: Change in Suid Root files found : On Thu, 2002-03-28 at 04:19, Guillaume Rousse wrote: > It happens just after daily cron task execution, and msec process is named in > output > > Mar 28 04:02:00 silbermann CROND[18226]: (root) CMD (nice -n 19 run-parts > /etc/cron.daily) > Mar 28 04:02:45 silbermann kernel: invalid operand: 0000 > Mar 28 04:02:45 silbermann kernel: CPU: 0 > Mar 28 04:02:45 silbermann kernel: EIP: 0010:[__free_pages_ok+42/560] > Tainted: P > Mar 28 04:02:45 silbermann kernel: EIP: 0010:[<c012b68a>] Tainted: P > Mar 28 04:02:45 silbermann kernel: EFLAGS: 00010286 > Mar 28 04:02:45 silbermann kernel: eax: c0212a80 ebx: c1213c40 ecx: > 00000000 edx: cf4705b4 > Mar 28 04:02:45 silbermann kernel: esi: c1213c40 edi: 00000c7f ebp: > 00000000 esp: c1423f20 > Mar 28 04:02:45 silbermann kernel: ds: 0018 es: 0018 ss: 0018 > Mar 28 04:02:45 silbermann kernel: Process kswapd (pid: 5, stackpage=c1423000) > Mar 28 04:02:45 silbermann kernel: Stack: c02129b0 c1040000 c02129ec c385f5c0 > c1213c40 c385f5c0 c1213c40 00000c7f > Mar 28 04:02:45 silbermann kernel: 0000001a c012adca c1422000 00011fad > 000001d0 c02129b0 c1423f88 c012b0d8 > Mar 28 04:02:45 silbermann kernel: 0000bfb1 c027db60 00000014 000001d0 > 00000020 00000000 c012b150 c1423f88 > Mar 28 04:02:45 silbermann kernel: Call Trace: [shrink_cache+538/816] > [shrink_caches+88/112] [try_to_free_pages+96/240] > [kswapd_balance_pgdat+91/176] [kswapd_balance+38/64] > Mar 28 04:02:45 silbermann kernel: Call Trace: [<c012adca>] [<c012b0d8>] > [<c012b150>] [<c012b29b>] [<c012b316>] > Mar 28 04:02:45 silbermann kernel: [kswapd+161/192] [kswapd+0/192] > [_stext+0/48] [kernel_thread+38/48] [kswapd+0/192] > Mar 28 04:02:45 silbermann kernel: [<c012b461>] [<c012b3c0>] [<c0105000>] > [<c0105536>] [<c012b3c0>] > Mar 28 04:02:45 silbermann kernel: > Mar 28 04:02:45 silbermann kernel: Code: 0f 0b 89 d8 2b 05 2c 2d 26 c0 c1 f8 > 06 3b 05 20 2d 26 c0 72 > Mar 28 04:02:45 silbermann kernel: invalid operand: 0000 > Mar 28 04:02:45 silbermann kernel: CPU: 0 > Mar 28 04:02:45 silbermann kernel: EIP: 0010:[__free_pages_ok+42/560] > Tainted: P > Mar 28 04:02:45 silbermann kernel: EIP: 0010:[<c012b68a>] Tainted: P > Mar 28 04:02:45 silbermann kernel: EFLAGS: 00010286 > Mar 28 04:02:45 silbermann kernel: eax: c0212a80 ebx: c12a0d00 ecx: > 00000000 edx: cf4705b4 > Mar 28 04:02:45 silbermann kernel: esi: c12a0d00 edi: 00000c80 ebp: > 00000000 esp: c7eabc84 > Mar 28 04:02:45 silbermann kernel: ds: 0018 es: 0018 ss: 0018 > Mar 28 04:02:45 silbermann kernel: Process msec_find (pid: 18356, > stackpage=c7eab000) > Mar 28 04:02:45 silbermann kernel: Stack: cb7a270c 0333f77e cf23b400 c385f540 > c12a0d00 c385f540 c12a0d00 00000c80 > Mar 28 04:02:45 silbermann kernel: 00000020 c012adca c7eaa000 00012059 > 000001d2 c02129b0 c7eabcec c012b0d8 > Mar 28 04:02:45 silbermann kernel: 0000c01f c0167222 00000014 000001d2 > 00000020 00000000 c012b150 c7eabcec > Mar 28 04:02:45 silbermann kernel: Call Trace: [shrink_cache+538/816] > [shrink_caches+88/112] [search_by_key+2338/3552] [try_to_free_pages+96/240] > [balance_classzone+65/416] > Mar 28 04:02:45 silbermann kernel: Call Trace: [<c012adca>] [<c012b0d8>] > [<c0167222>] [<c012b150>] [<c012bab1>] > Mar 28 04:02:45 silbermann kernel: [__alloc_pages+410/720] > [do_anonymous_page+52/160] [do_no_page+49/272] [handle_mm_fault+88/192] > [reiserfs_iget+64/112] [reiserfs_iget+76/112] > Mar 28 04:02:45 silbermann kernel: [<c012bdaa>] [<c01228c4>] [<c0122961>] > [<c0122a98>] [<c0159ef0>] [<c0159efc>] > Mar 28 04:02:45 silbermann kernel: [do_page_fault+382/1195] > [do_page_fault+0/1195] [error_code+52/60] [file_read_actor+44/96] > [do_generic_file_read+521/1088] [generic_file_read+122/288] > Mar 28 04:02:45 silbermann kernel: [<c011222e>] [<c01120b0>] [<c0106dec>] > [<c012571c>] [<c01252d9>] [<c01257ca>] > Mar 28 04:02:45 silbermann kernel: [file_read_actor+0/96] > [sys_read+149/240] [system_call+51/56] > Mar 28 04:02:45 silbermann kernel: [<c01256f0>] [<c01307b5>] [<c0106cfb>] > Mar 28 04:02:45 silbermann kernel: > Mar 28 04:02:45 silbermann kernel: Code: 0f 0b 89 d8 2b 05 2c 2d 26 c0 c1 f8 > 06 3b 05 20 2d 26 c0 72 > Mar 28 04:02:45 silbermann kernel: invalid operand: 0000 > Mar 28 04:02:45 silbermann kernel: CPU: 0 > Mar 28 04:02:45 silbermann kernel: EIP: 0010:[__free_pages_ok+42/560] > Tainted: P > Mar 28 04:02:45 silbermann kernel: EIP: 0010:[<c012b68a>] Tainted: P > Mar 28 04:02:45 silbermann kernel: EFLAGS: 00010286 > Mar 28 04:02:45 silbermann kernel: eax: c0212a80 ebx: c1178640 ecx: > 00000000 edx: cf4705b4 > Mar 28 04:02:45 silbermann kernel: esi: c1178640 edi: 00000c80 ebp: > 00000000 esp: c16ffdc4 > Mar 28 04:02:45 silbermann kernel: ds: 0018 es: 0018 ss: 0018 > Mar 28 04:02:45 silbermann kernel: Process msec (pid: 18362, > stackpage=c16ff000) > Mar 28 04:02:45 silbermann kernel: Stack: c16ffe50 c16fff20 00000000 c385f4c0 > c1178640 c385f4c0 c1178640 00000c80 > Mar 28 04:02:45 silbermann kernel: 00000020 c012adca c16fe000 00012068 > 000001d2 c02129b0 c16ffe2c c012b0d8 > Mar 28 04:02:45 silbermann kernel: 0000c029 c8cc7dc8 00000014 000001d2 > 00000020 00000000 c012b150 c16ffe2c > Mar 28 04:02:45 silbermann kernel: Call Trace: [shrink_cache+538/816] > [shrink_caches+88/112] [try_to_free_pages+96/240] [balance_classzone+65/416] > [__alloc_pages+410/720] > Mar 28 04:02:45 silbermann kernel: Call Trace: [<c012adca>] [<c012b0d8>] > [<c012b150>] [<c012bab1>] [<c012bdaa>] > Mar 28 04:02:45 silbermann kernel: [fast_copy_page+15/240] > [do_wp_page+117/336] [handle_mm_fault+134/192] [do_page_fault+382/1195] > [fput+175/208] [__mmdrop+35/39] > Mar 28 04:02:45 silbermann kernel: [<c01e8c3f>] [<c01224f5>] [<c0122ac6>] > [<c011222e>] [<c013144f>] [<c0114d43>] > Mar 28 04:02:45 silbermann kernel: [sys_rt_sigaction+146/240] > [filp_close+82/96] [do_page_fault+0/1195] [error_code+52/60] > Mar 28 04:02:45 silbermann kernel: [<c011e712>] [<c0130382>] [<c01120b0>] > [<c0106dec>] > Mar 28 04:02:45 silbermann kernel: > Mar 28 04:02:45 silbermann kernel: Code: 0f 0b 89 d8 2b 05 2c 2d 26 c0 c1 f8 > 06 3b 05 20 2d 26 c0 72 > Then lot of binary stuff... > -- > Guillaume Rousse <[EMAIL PROTECTED]> > GPG key http://lis.snv.jussieu.fr/~rousse/gpgkey.html >
