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2003 Feb 12 11:53

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Re: [vox-tech] kernel oops resulting in hung processes.
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Re: [vox-tech] kernel oops resulting in hung processes.



begin Ryan Castellucci <ryan+lugod@cal.net> 
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
> 
> This is not the first time this has happened, but it's really starting to bug me.
> 
> I got this last night when my nightly security checks were running.
> 
> Feb 12 04:22:44 windy kernel: Device not ready.  Make sure there is a disc in the drive.
> Feb 12 04:22:44 windy kernel: sda : READ CAPACITY failed.
> Feb 12 04:22:44 windy kernel: sda : status = 1, message = 00, host = 0, driver = 08
> Feb 12 04:22:44 windy kernel: Info fld=0xa00 (nonstd), Current sd00:00: sense key Not Ready
> Feb 12 04:22:44 windy kernel: sda : block size assumed to be 512 bytes, disk size 1GB.
> Feb 12 04:22:44 windy kernel:  /dev/scsi/host1/bus0/target0/lun0: I/O error: dev 08:00, sector 0
> Feb 12 04:22:44 windy kernel:  I/O error: dev 08:00, sector 0
> Feb 12 04:22:44 windy kernel: Unable to handle kernel paging request at virtual address 3a2061a8
> Feb 12 04:22:44 windy kernel:  printing eip:
> Feb 12 04:22:44 windy kernel: c0160783
> Feb 12 04:22:44 windy kernel: *pde = 00000000
> Feb 12 04:22:44 windy kernel: Oops: 0000
> Feb 12 04:22:45 windy kernel: CPU:    0
> Feb 12 04:22:45 windy kernel: EIP:    0010:[scan_dir_for_removable+19/64]    Tainted: PF
> Feb 12 04:22:45 windy kernel: EIP:    0010:[<c0160783>]    Tainted: PF
> Feb 12 04:22:45 windy kernel: EFLAGS: 00010202
> Feb 12 04:22:45 windy kernel: eax: df761b60   ebx: 3a206164   ecx: 00000000   edx: df761b60
> Feb 12 04:22:45 windy kernel: esi: c9ff6be0   edi: c6d6a360   ebp: df687540   esp: cb567f28
> Feb 12 04:22:45 windy kernel: ds: 0018   es: 0018   ss: 0018
> Feb 12 04:22:45 windy kernel: Process find (pid: 13919, stackpage=cb567000)
> Feb 12 04:22:45 windy kernel: Stack: c9ff6be0 c0160c16 c6d6a360 c02661e0 00000000 c9ff6be0 c9ff6c60 c9ff6c4c
> Feb 12 04:22:45 windy kernel:        df687540 c0141690 df687540 cb567fa0 c0141b90 df687540 fffffff7 00000004
> Feb 12 04:22:45 windy kernel:        bfffeee8 c0141d3f df687540 c0141b90 cb567fa0 00000778 dffcb360 41ed0007
> Feb 12 04:22:45 windy kernel: Call Trace: [devfs_readdir+86/448] [vfs_readdir+96/144] [filldir64+0/352] [sys_getdents64+79/185] [filldir64+0/352]
> Feb 12 04:22:45 windy kernel: Call Trace: [<c0160c16>] [<c0141690>] [<c0141b90>] [<c0141d3f>] [<c0141b90>]
> Feb 12 04:22:45 windy kernel:    [sys_swapoff+321/640] [system_call+51/64]
> Feb 12 04:22:45 windy kernel:    [<c0130001>] [<c0106f23>]
> Feb 12 04:22:45 windy kernel:
> Feb 12 04:22:45 windy kernel: Code: 66 8b 43 44 25 00 f0 00 00 66 3d 00 60 75 0d f6 43 10 04 74
> 
> sda is sometimes a USB device, was not plugged in at the time.
> 
> Anyone know where things went wrong here?
> 
> This error resulted in processes getting hung in the 'D' state (as
> reported by top)
> 
> I ended up having to reboot. Any ideas?

why not disable devfs and see if this happens again?

also, see:

/usr/src/linux-2.4.20/Documentation/oops-tracing.txt

and why did you reboot?  because of a few processes in the D state?

pete


-- 
First they ignore you, then they laugh at you, then they fight you,
then you win. -- Gandhi, being prophetic about Linux.

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