Bug#438165: linux-image-2.6.18-4-vserver-686: NULL pointer dereference in dev_in_nx_info
Package: linux-image-2.6.18-4-vserver-686
Severity: normal
The bug looks like this:
BUG: unable to handle kernel NULL pointer dereference at virtual address 000000ac
printing eip:
c0132f84
*pde = 00000000
Oops: 0000 [#1]
SMP
Modules linked in: tcp_diag inet_diag tun ipv6 ipt_REDIRECT xt_tcpudp xt_multiport xt_state ipt_MASQUERADE iptable_mangle iptable_filter iptable_nat ip_nat ip_tables id_ac97_codec snd_ac97_bus evdev snd_rawmidi snd_seq_device amd64_agp psmouse shpchp pci_hotplug eth1394 snd_pcm snd_timer snd_page_alloc snd soundcore agpgart parport_generic ide_core usbcore sata_via libata sym53c8xx scsi_transport_spi 8139too 8139cp mii scsi_mod skge thermal processor fan
CPU: 1
EIP: 0060:[<c0132f84>] Not tainted VLI
EIP is at dev_in_nx_info+0xe/0x6c
eax: 00000000 ebx: f79bc8c0 ecx: 02000000 edx: f79bc8c0
esi: 00000001 edi: 00000005 ebp: ffffffff esp: cf889e9c
ds: 007b es: 007b ss: 0068
Process gkrellm (pid: 20309[#49156], ti=cf888000 task=ed968e70 task.ti=cf888000)
Stack: d13d0e00 ed968e70 00000005 c0263c8e f0d8d880 00008124 7875797c 3230092a
38414635 30093043 30303030 09303030 35303030 30093009 46093009 46464646
09464646 09300930 ecd00030 ecd03b54 00000001 c0155bc5 000b68e4 00000000
Call Trace:
[<c0263c8e>] fib_seq_show+0xa2/0x150
[<c0155bc5>] vma_merge+0x134/0x142
[<c01568c4>] do_mmap_pgoff+0x347/0x663
[<c0156a8a>] do_mmap_pgoff+0x50d/0x663
[<c0263539>] fib_seq_start+0x12/0x8a
[<c017d009>] seq_read+0x196/0x279
[<c017ce73>] seq_read+0x0/0x279
[<c0162040>] vfs_read+0x9f/0x141
[<c016248c>] sys_read+0x3c/0x63
[<c0102c7b>] syscall_call+0x7/0xb
Code: 0c 0f 94 c0 31 d2 84 c0 74 09 89 e8 e8 03 fe ff ff 31 d2 83 c4 10 89 d0 5b 5e 5f 5d c3 57 85 d2 56 be 01 00 00 00 53 89 d3 74 58 <8b> 88 ac 00 00 00 66 31 f6 85
EIP: [<c0132f84>] dev_in_nx_info+0xe/0x6c SS:ESP 0068:cf88
and exists in all vserver vs2.0 code up to vs2.0.3-rc2 (latest 2.0.3 is rc3).
-- System Information:
Debian Release: 4.0
APT prefers oldstable
APT policy: (500, 'oldstable'), (500, 'stable')
Architecture: i386 (i686)
Shell: /bin/sh linked to /bin/bash
Kernel: Linux 2.6.18.6.bsd40e
Locale: LANG=C, LC_CTYPE=pl_PL (charmap=ISO-8859-2)
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