Re: Kernel bug

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El Martes, 26 de Diciembre de 2006 23:08, Lars Bjørndal escribió:
> Hello!
>
> I would like to report a kernel bug.
>
> All kernels after version 2.6.17-1.2187_FC5 get my computer crashing
> sooner or later, after reboot with a later kernel version. With
> 2.6.17-1.2187_FC5, all works fine.
>
> The kernels I've tried after this one, is:
>
> kernel-2.6.18-1.2239.fc5, kernel-2.6.18-1.2200.fc5 and
> kernel-2.6.18-1.2257.fc5, and all of them crashes after some minutes
> or hours or after a few days, at least.
>
> What I've noticed, is that it may have something to do with the
> network. I've three network cards on the system, and I think the
> crash problem can has to do with eth2. There are two modules related
> to the network cards that are loaded, e100 and 3c59x. I'm not 100%
> sure which of them are serving two cards, but I think it is the last
> one, 3c59x.
>
> The crash problem behaves as follows, I'm blind, so I cannot see what's
> comming on the screen. I'm only using the text console (no GUI):
>
> - The braille display stop responding (I'm using the screen reader
> 'BRLTTY'.)
>
> - I hear several beeps with about 1 sec. pause between, which I suppose
>   comes from the 10 'screen' sessions in the current console.
>
> - Sometimes I'm able to press Ctrl-Alt-Del to reboot, and after
>   that, all hangs. Sometimes I'm not able to do so.
>
> - I allways need to do a hard reboot.
>
> Some background info:
>
> Output from lspci is:
>
> 00:00.0 Host bridge: Intel Corporation 915G/P/GV/GL/PL/910GL Processor to
> I/O Controller 00:01.0 PCI bridge: Intel Corporation 915G/P/GV/GL/PL/910GL
> PCI Express Root Port 00:1b.0 Audio device: Intel Corporation
> 82801FB/FBM/FR/FW/FRW (ICH6 Family) High Definition Audio Controller (rev
> 03) 00:1c.0 PCI bridge: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6
> Family) PCI Express Port 1 (rev 03) 00:1c.1 PCI bridge: Intel Corporation
> 82801FB/FBM/FR/FW/FRW (ICH6 Family) PCI Express Port 2 (rev 03) 00:1c.2 PCI
> bridge: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) PCI Express
> Port 3 (rev 03) 00:1c.3 PCI bridge: Intel Corporation 82801FB/FBM/FR/FW/FRW
> (ICH6 Family) PCI Express Port 4 (rev 03) 00:1d.0 USB Controller: Intel
> Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) USB UHCI #1 (rev 03)
> 00:1d.1 USB Controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6
> Family) USB UHCI #2 (rev 03) 00:1d.2 USB Controller: Intel Corporation
> 82801FB/FBM/FR/FW/FRW (ICH6 Family) USB UHCI #3 (rev 03) 00:1d.3 USB
> Controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) USB UHCI
> #4 (rev 03) 00:1d.7 USB Controller: Intel Corporation 82801FB/FBM/FR/FW/FRW
> (ICH6 Family) USB2 EHCI Controller (rev 03) 00:1e.0 PCI bridge: Intel
> Corporation 82801 PCI Bridge (rev d3)
> 00:1f.0 ISA bridge: Intel Corporation 82801FB/FR (ICH6/ICH6R) LPC Interface
> Bridge (rev 03) 00:1f.1 IDE interface: Intel Corporation
> 82801FB/FBM/FR/FW/FRW (ICH6 Family) IDE Controller (rev 03) 00:1f.2 IDE
> interface: Intel Corporation 82801FB/FW (ICH6/ICH6W) SATA Controller (rev
> 03) 00:1f.3 SMBus: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family)
> SMBus Controller (rev 03) 01:00.0 VGA compatible controller: nVidia
> Corporation GeForce 6200 TurboCache(TM) (rev a1) 06:02.0 Ethernet
> controller: 3Com Corporation 3c905B 100BaseTX [Cyclone] (rev 64) 06:03.0
> Ethernet controller: 3Com Corporation 3c900B-Combo Etherlink XL [Cyclone]
> (rev 04) 06:08.0 Ethernet controller: Intel Corporation 82562ET/EZ/GT/GZ -
> PRO/100 VE (LOM) Ethernet Controller (rev 01)
>
> Output from lsmod is:
>
> Module                  Size  Used by
> cls_u32                12613  1
> sch_tbf                11073  2
> sch_cbq                21825  1
> ipt_LOG                10689  1
> xt_mac                  6209  16
> xt_limit                6977  4
> ip_nat_irc              6849  0
> ip_nat_ftp              7745  0
> ip_conntrack_irc       11057  1 ip_nat_irc
> ip_conntrack_ftp       12081  1 ip_nat_ftp
> iptable_nat            11845  1
> ip_nat                 22509  3 ip_nat_irc,ip_nat_ftp,iptable_nat
> autofs4                25925  1
> hidp                   25025  2
> l2cap                  31937  5 hidp
> bluetooth              56869  2 hidp,l2cap
> tun                    15681  1
> ipv6                  265057  30
> ip_conntrack_netbios_ns     7233  0
> ipt_REJECT              9665  0
> xt_state                6465  9
> ip_conntrack           57633  8
> ip_nat_irc,ip_nat_ftp,ip_conntrack_irc,ip_conntrack_ftp,iptable_nat,ip_nat,
>ip_conntrack_netbios_ns,xt_state nfnetlink              11225  2
> ip_nat,ip_conntrack
> xt_tcpudp               7361  49
> iptable_filter          7233  1
> ip_tables              17669  2 iptable_nat,iptable_filter
> x_tables               19269  8
> ipt_LOG,xt_mac,xt_limit,iptable_nat,ipt_REJECT,xt_state,xt_tcpudp,ip_tables
> acpi_cpufreq           11717  1
> io_edgeport            92361  0
> usbserial              36649  1 io_edgeport
> loop                   20297  0
> usblp                  18497  0
> usb_storage            73377  0
> video                  20677  0
> button                 10961  0
> battery                14021  0
> ac                      9157  0
> lp                     17033  0
> parport_pc             31205  1
> parport                41225  2 lp,parport_pc
> ehci_hcd               36941  0
> uhci_hcd               28109  0
> floppy                 62789  0
> sg                     38493  0
> snd_hda_intel          22613  0
> snd_hda_codec         141761  1 snd_hda_intel
> snd_seq_dummy           8133  0
> snd_seq_oss            37185  0
> serio_raw              11589  0
> snd_seq_midi_event     11841  1 snd_seq_oss
> 3c59x                  47593  0
> snd_seq                59441  5
> snd_seq_dummy,snd_seq_oss,snd_seq_midi_event e100                   40133 
> 0
> snd_seq_device         13005  3 snd_seq_dummy,snd_seq_oss,snd_seq
> mii                     9665  2 3c59x,e100
> snd_pcm_oss            43985  0
> snd_mixer_oss          21825  1 snd_pcm_oss
> snd_pcm                88005  3 snd_hda_intel,snd_hda_codec,snd_pcm_oss
> i2c_i801               12749  0
> i2c_core               26305  1 i2c_i801
> snd_timer              28613  2 snd_seq,snd_pcm
> snd                    59973  9
> snd_hda_intel,snd_hda_codec,snd_seq_oss,snd_seq,snd_seq_device,snd_pcm_oss,
>snd_mixer_oss,snd_pcm,snd_timer soundcore              14113  1 snd
> snd_page_alloc         14665  2 snd_hda_intel,snd_pcm
> pcspkr                  7361  0
> dm_snapshot            22765  0
> dm_zero                 6209  0
> dm_mirror              27025  0
> dm_mod                 64345  23 dm_snapshot,dm_zero,dm_mirror
> ata_piix               15941  2
> libata                 72145  1 ata_piix
> sd_mod                 24385  3
> scsi_mod              140009  4 usb_storage,sg,libata,sd_mod
> ext3                  135369  9
> jbd                    62549  1 ext3
>
>
> And finally the log related to the bug. In this case, I used the
> 2.6.18-1.2257.fc5 kernel (ignore the first line):
>
> Dec 22 14:18:01 fox clamd[2824]: SelfCheck: Database status OK.
> Dec 22 14:48:06 fox kernel: list_del corruption. next->prev should be
> ed9e88a0, but was 008094e4 Dec 22 14:48:06 fox kernel: ------------[ cut
> here ]------------
> Dec 22 14:48:06 fox kernel: kernel BUG at lib/list_debug.c:70!
> Dec 22 14:48:06 fox kernel: invalid opcode: 0000 [#1]
> Dec 22 14:48:06 fox kernel: last sysfs file:
> /devices/system/cpu/cpu0/cpufreq/scaling_setspeed Dec 22 14:48:06 fox
> kernel: Modules linked in: vfat fat nls_utf8 cifs cls_u32 sch_tbf sch_cbq
> ipt_LOG xt_mac xt_limit ip_nat_irc ip_nat_ftp ip_conntrack_irc
> ip_conntrack_ftp iptable_nat ip_nat autofs4 hidp l2cap bluetooth tun ipv6
> ip_conntrack_netbios_ns ipt_REJECT xt_state ip_conntrack nfnetlink
> xt_tcpudp iptable_filter ip_tables x_tables acpi_cpufreq io_edgeport
> usbserial loop usblp video usb_storage sbs i2c_ec container button battery
> asus_acpi ac lp parport_pc parport ehci_hcd uhci_hcd floppy sg
> snd_hda_intel snd_hda_codec snd_seq_dummy snd_seq_oss snd_seq_midi_event
> snd_seq e100 3c59x snd_seq_device snd_pcm_oss mii serio_raw snd_mixer_oss
> snd_pcm i2c_i801 i2c_core snd_timer snd soundcore snd_page_alloc ide_cd
> cdrom pcspkr dm_snapshot dm_zero dm_mirror dm_mod ata_piix libata sd_mod
> scsi_mod ext3 jbd Dec 22 14:48:06 fox kernel: CPU:    0
> Dec 22 14:48:06 fox kernel: EIP:    0060:[<c04d559c>]    Not tainted VLI
> Dec 22 14:48:06 fox kernel: EFLAGS: 00010096   (2.6.18-1.2257.fc5 #1)
> Dec 22 14:48:06 fox kernel: EIP is at list_del+0x48/0x6c
> Dec 22 14:48:06 fox kernel: eax: 00000048   ebx: ed9e88a0   ecx: c0661470  
> edx: f7fef000 Dec 22 14:48:06 fox kernel: esi: f7ffb7c0   edi: d288a000  
> ebp: f7fffec0   esp: f7fefef8 Dec 22 14:48:06 fox kernel: ds: 007b   es:
> 007b   ss: 0068
> Dec 22 14:48:06 fox kernel: Process events/0 (pid: 4, ti=f7fef000
> task=c18e05a0 task.ti=f7fef000) Dec 22 14:48:06 fox kernel: Stack: c062409e
> ed9e88a0 008094e4 ed9e88a0 c045a0be c079d754 00000002 f7ffb860 Dec 22
> 14:48:06 fox kernel:        00000000 f7ffb860 00000002 f7ffb840 00000000
> c045a1b6 00000000 00000000 Dec 22 14:48:06 fox kernel:        f7fffec0
> f7ffb7e4 f7ffb7c0 f7fffec0 f7e24440 00000282 c045b15e 00000000 Dec 22
> 14:48:06 fox kernel: Call Trace:
> Dec 22 14:48:06 fox kernel:  [<c045a0be>] free_block+0x65/0xd3
> Dec 22 14:48:06 fox kernel:  [<c045a1b6>] drain_array+0x8a/0xb5
> Dec 22 14:48:06 fox kernel:  [<c045b15e>] cache_reap+0x3f/0xd6
> Dec 22 14:48:06 fox kernel:  [<c0428a48>] run_workqueue+0x85/0xc5
> Dec 22 14:48:06 fox kernel:  [<c0428f46>] worker_thread+0xe8/0x11a
> Dec 22 14:48:06 fox kernel:  [<c042b1a5>] kthread+0xad/0xd8
> Dec 22 14:48:06 fox kernel:  [<c0403adf>] kernel_thread_helper+0x7/0x10
> Dec 22 14:48:06 fox kernel: DWARF2 unwinder stuck at
> kernel_thread_helper+0x7/0x10 Dec 22 14:48:06 fox kernel: Leftover inexact
> backtrace:
> Dec 22 14:48:06 fox kernel:  =======================
> Dec 22 14:48:06 fox kernel: Code: c0 e8 4e 63 f4 ff 0f 0b 41 00 8d 40 62 c0
> 8b 03 8b 40 04 39 d8 74 1c 89 5c 24 04 89 44 24 08 c7 04 24 9e 40 62 c0 e8
> 29 63 f4 ff <0f> 0b 46 00 8d 40 62 c0 8b 13 8b 43 04 89 42 04 89 10 c7 43
> 04 Dec 22 14:48:06 fox kernel: EIP: [<c04d559c>] list_del+0x48/0x6c SS:ESP
> 0068:f7fefef8 Dec 22 14:48:06 fox kernel:  <3>BUG: sleeping function called
> from invalid context at kernel/rwsem.c:20 Dec 22 14:48:06 fox kernel:
> in_atomic():0, irqs_disabled():1
> Dec 22 14:48:06 fox kernel:  [<c0403f28>] dump_trace+0x69/0x1af
> Dec 22 14:48:06 fox kernel:  [<c0404086>] show_trace_log_lvl+0x18/0x2c
> Dec 22 14:48:06 fox kernel:  [<c0404601>] show_trace+0xf/0x11
> Dec 22 14:48:06 fox kernel:  [<c040468b>] dump_stack+0x15/0x17
> Dec 22 14:48:06 fox kernel:  [<c042da0c>] down_read+0x12/0x1f
> Dec 22 14:48:06 fox kernel:  [<c042635f>]
> blocking_notifier_call_chain+0xe/0x29 Dec 22 14:48:06 fox kernel: 
> [<c041d522>] do_exit+0x1b/0x795
> Dec 22 14:48:06 fox kernel:  [<c04045a2>] die+0x26b/0x290
> Dec 22 14:48:06 fox kernel:  [<c0404c42>] do_invalid_op+0xa2/0xab
> Dec 22 14:48:06 fox kernel:  [<c04038b9>] error_code+0x39/0x40
> Dec 22 14:48:06 fox kernel: DWARF2 unwinder stuck at error_code+0x39/0x40
> Dec 22 14:48:06 fox kernel: Leftover inexact backtrace:
> Dec 22 14:48:06 fox kernel:  [<c04d559c>] list_del+0x48/0x6c
> Dec 22 14:48:06 fox kernel:  [<c045a0be>] free_block+0x65/0xd3
> Dec 22 14:48:06 fox kernel:  [<c045a1b6>] drain_array+0x8a/0xb5
> Dec 22 14:48:06 fox kernel:  [<c045b15e>] cache_reap+0x3f/0xd6
> Dec 22 14:48:06 fox kernel:  [<c0428a48>] run_workqueue+0x85/0xc5
> Dec 22 14:48:06 fox kernel:  [<c045b11f>] cache_reap+0x0/0xd6
> Dec 22 14:48:06 fox kernel:  [<c0428f46>] worker_thread+0xe8/0x11a
> Dec 22 14:48:06 fox kernel:  [<c0417a48>] default_wake_function+0x0/0xc
> Dec 22 14:48:06 fox kernel:  [<c0428e5e>] worker_thread+0x0/0x11a
> Dec 22 14:48:06 fox kernel:  [<c042b1a5>] kthread+0xad/0xd8
> Dec 22 14:48:06 fox kernel:  [<c042b0f8>] kthread+0x0/0xd8
> Dec 22 14:48:06 fox kernel:  [<c0403adf>] kernel_thread_helper+0x7/0x10
> Dec 22 14:48:06 fox kernel:  =======================
> Dec 22 14:48:37 fox shutdown[14892]: shutting down for system reboot
>
> Hope this information can help the developers to solve the problem.
> Please tell me if I can contribute something else.
>
> Lars

Have you made some test disabling those network modules? Still crashing?

-- 
Manuel Arostegui Ramirez.

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