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Bug#419713: marked as done (linux-source-2.6.18: Null pointer dereference, kswapd died)

Your message dated Thu, 25 Dec 2008 21:14:39 +0100
with message-id <20081225201439.GC3753@galadriel.inutil.org>
and subject line Re: Bug#419713: linux-source-2.6.18: Null pointer dereference, kswapd died
has caused the Debian Bug report #419713,
regarding linux-source-2.6.18: Null pointer dereference, kswapd died
to be marked as done.

This means that you claim that the problem has been dealt with.
If this is not the case it is now your responsibility to reopen the
Bug report if necessary, and/or fix the problem forthwith.

(NB: If you are a system administrator and have no idea what this
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-- 
419713: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=419713
Debian Bug Tracking System
Contact owner@bugs.debian.org with problems
--- Begin Message --- 
Package: linux-source-2.6.18
Version: 2.6.18.dfsg.1-12
Severity: important


During normal system use, experienced lockup.  Not a full panic, but still required a hard reboot.

This could be related to another bug already listed, but there are so many I couldn't pick through them all.

Kernel log contained:

=-=-=-=
2007-04-17_13:49:21.27997 kern.alert: BUG: unable to handle kernel NULL pointer dereference at virtual address 00000000
2007-04-17_13:49:21.29815 kern.alert:  printing eip:
2007-04-17_13:49:21.29816 kern.warn: c01746a0
2007-04-17_13:49:21.29817 kern.alert: *pde = 00000000
2007-04-17_13:49:21.29817 <0>Oops: 0002 [#1]
2007-04-17_13:49:21.29817 <0>PREEMPT 
2007-04-17_13:49:21.29818 kern.warn: Modules linked in: vfat fat ntfs snd_pcm_oss usb_storage nfnetlink_log nfnetlink_queue nfnetlink xt_MARK xt_NFQ
UEUE xt_mark ip6t_rt ip6_tables x_tables ip_queue ip6_queue aes_i586 snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device udf tun bridge llc ipv6 z
lib_deflate snd_mixer_oss sd_mod loop capability commoncap usbhid snd_intel8x0 snd_ac97_codec snd_ac97_bus snd_pcm snd_page_alloc nvidia forcedeth e
hci_hcd ohci_hcd
2007-04-17_13:49:21.30306 <0>CPU:    0
2007-04-17_13:49:21.30306 kern.warn: EIP:    0060:[<c01746a0>]    Tainted: P      VLI
2007-04-17_13:49:21.30307 kern.warn: EFLAGS: 00010246   (2.6.18 #1) 
2007-04-17_13:49:21.30307 <0>EIP is at __iget+0x30/0x60
2007-04-17_13:49:21.30307 <0>eax: 00000000   ebx: d6c2d53a   ecx: c03b73b0   edx: d6c2d542
2007-04-17_13:49:21.30308 <0>esi: d6c2d53a   edi: 0000004f   ebp: f7e15efc   esp: f7e15eec
2007-04-17_13:49:21.30308 <0>ds: 007b   es: 007b   ss: 0068
2007-04-17_13:49:21.30308 <0>Process kswapd0 (pid: 173, ti=f7e14000 task=f7cf0560 task.ti=f7e14000)
2007-04-17_13:49:21.30309 <0>Stack: 00000080 c01752c2 00000000 0000004e d113b780 d112c0f4 0001baf8 00000082 
2007-04-17_13:49:21.30311 <0>       c17deac0 000000d0 c0146117 000115c2 00005999 00000000 0000002a 00000000 
2007-04-17_13:49:21.30311 <0>       00000000 00000080 00029a8b 00000000 00000002 c03b6380 c03b6380 c0146567 
2007-04-17_13:49:21.30311 <0>Call Trace:
2007-04-17_13:49:21.30312 kern.warn:  [<c01752c2>] shrink_icache_memory+0x192/0x260
2007-04-17_13:49:21.30312 kern.warn:  [<c0146117>] shrink_slab+0x117/0x180
2007-04-17_13:49:21.30313 kern.warn:  [<c0146567>] kswapd+0x327/0x410
2007-04-17_13:49:21.30313 kern.warn:  [<c012da60>] autoremove_wake_function+0x0/0x50
2007-04-17_13:49:21.30313 kern.warn:  [<c0146240>] kswapd+0x0/0x410
2007-04-17_13:49:21.30314 kern.warn:  [<c012d8c4>] kthread+0xe4/0xf0
2007-04-17_13:49:21.30314 kern.warn:  [<c012d7e0>] kthread+0x0/0xf0
2007-04-17_13:49:21.30314 kern.warn:  [<c0101005>] kernel_thread_helper+0x5/0x10
2007-04-17_13:49:21.30315 <0>Code: 24 85 c0 74 06 ff 43 24 5b c3 90 ff 43 24 f6 83 1c 01 00 00 0f 74 08 ff 0d 28 a7 44 c0 5b c3 8d 53 08 8b 4b 08 8b
 42 04 89 41 04 <89> 08 a1 a8 73 3b c0 89 50 04 89 43 08 c7 42 04 a8 73 3b c0 ff 
2007-04-17_13:49:21.30315 <0>EIP: [<c01746a0>] __iget+0x30/0x60 SS:ESP 0068:f7e15eec
2007-04-17_13:49:21.30316 kern.warn:  <6>note: kswapd0[173] exited with preempt_count 1
-=-=-=-



-- System Information:
Debian Release: lenny/sid
  APT prefers unstable
  APT policy: (500, 'unstable')
Architecture: i386 (i686)

Kernel: Linux 2.6.18 (PREEMPT)
Locale: LANG=C, LC_CTYPE=C (charmap=ANSI_X3.4-1968)
Shell: /bin/sh linked to /bin/dash

Versions of packages linux-source-2.6.18 depends on:
ii  binutils                      2.17-3     The GNU assembler, linker and bina
ii  bzip2                         1.0.3-6    high-quality block-sorting file co

Versions of packages linux-source-2.6.18 recommends:
ii  gcc                           4:4.1.1-15 The GNU C compiler
ii  libc6-dev [libc-dev]          2.5-1      GNU C Library: Development Librari
ii  make                          3.81-3     The GNU version of the "make" util

-- no debconf information

--- End Message ---
--- Begin Message --- 
On Thu, Dec 25, 2008 at 11:27:07AM -0800, Tim wrote:
> 
> > Does this error still occur with more recent kernel versions?
> 
> I have not had this issue in probably over a year.  
> 
> Then again, that system has since been rebuilt and repurposed, having
> it's kernel compiled with completely different options.  Had someone
> taken an interest in debugging it back then, I probably could have tried
> some things to help get you more info, but now there's little chance of
> reproducing.
> 
> Probably should just close the bug, unless you know of someone else
> experiencing it.

Thanks, closing the bug then.

Cheers,
        Moritz

--- End Message ---
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