Re: via velocity oops/crash

[Stephen Hemminger]

On Thu, 26 Jun 2008 17:29:44 +0200 (CEST)
Mikael Abrahamsson <swmike@xxxxxxxxx> wrote:

> 
> Hi.
> 
> Got recommended to report this here as well.
> 
> <https://bugs.launchpad.net/ubuntu/+source/linux/+bug/243251>
> 
> Via velocity NIC problems with 2.6.24 (ubuntu 8.04 kernels), seems to only 
> occur when I have a lot of TCP connections running, turning off TCP wscale 
> seems to stop the problem from occuring. Any ideas how I can gather more 
> information to aid in faultfinding?
> 
> [ 1303.400070] BUG: unable to handle kernel NULL pointer dereference at 
> virtual address 00000004
> [ 1303.425667] printing eip: c02db82a *pde = 00000000
> [ 1303.440302] Oops: 0002 [#1] SMP
> [ 1303.449940] Modules linked in: isofs udf af_packet rfcomm l2cap 
> bluetooth ppdev cpufreq_conservative cpufreq_stats cpufreq_ondemand 
> cpufreq_userspace cpufreq_powersave freq_table dock container sbs sbshc 
> video output battery iptable_filter ip_tables x_tables xfs sha256_generic 
> aes_i586 dm_crypt ac max6650 padlock_sha padlock_aes blkcipher parport_pc 
> lp parport snd_hda_intel snd_pcm_oss snd_mixer_oss snd_pcm snd_page_alloc 
> snd_hwdep snd_seq_dummy snd_seq_oss snd_seq_midi snd_rawmidi evdev 
> snd_seq_midi_event snd_seq snd_timer snd_seq_device snd soundcore ipv6 
> pcspkr i2c_viapro nvidia(P) agpgart i2c_core button shpchp pci_hotplug 
> ext3 jbd mbcache usbhid hid sg sr_mod cdrom sd_mod pata_acpi via_rhine mii 
> ehci_hcd via_velocity crc_ccitt uhci_hcd pata_via ahci ata_generic usbcore 
> libata scsi_mod raid10 raid456 async_xor async_memcpy async_tx xor raid1 
> raid0 multipath linear md_mod dm_mirror dm_snapshot dm_mod thermal 
> processor fan fbcon tileblit font bitblit softcursor fuse
> [ 1303.707275]
> [ 1303.711703] Pid: 0, comm: swapper Tainted: P (2.6.24-19-generic #1)

Please reproduce without proprietary modules.
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