Re: 2.6.20->2.6.21 - networking dies after random time

["Marcin Ślusarz" <marcin.slusarz@gmail.com>]

2007/8/1, Ingo Molnar <mingo@elte.hu>:
> ok, it wasnt supposed to be _that_ easy i guess :-) Can you please
> (re-)confirm that the workaround below indeed fixes the hung card
> problem? (after producing a single WARN_ON message into the syslog)
yes, with this patch everything works fine

end of dmesg:

EXT3 FS on sda7, internal journal
EXT3-fs: mounted filesystem with ordered data mode.
Adding 1020112k swap on /dev/sda2.  Priority:-1 extents:1 across:1020112k
skge eth1: enabling interface
NET: Registered protocol family 17
WARNING: at kernel/irq/resend.c:70 check_irq_resend()

Call Trace:
 [<ffffffff8025e5c8>] check_irq_resend+0xa8/0xc0
 [<ffffffff8025e1ca>] enable_irq+0xea/0xf0
 [<ffffffff8800f21d>] :8390:ei_start_xmit+0x14d/0x30c
 [<ffffffff8052b5ce>] dev_hard_start_xmit+0x26e/0x2d0
 [<ffffffff80539b10>] __qdisc_run+0xc0/0x1f0
 [<ffffffff8052db9f>] dev_queue_xmit+0x24f/0x310
 [<ffffffff880d7ac9>] :af_packet:packet_sendmsg+0x259/0x2c0
 [<ffffffff8051f0bf>] sock_sendmsg+0xdf/0x110
 [<ffffffff8024b8c9>] trace_hardirqs_on+0xd9/0x180
 [<ffffffff8024c1dd>] __lock_acquire+0x31d/0xff0
 [<ffffffff80243290>] autoremove_wake_function+0x0/0x40
 [<ffffffff803e3103>] __up_read+0x23/0xb0
 [<ffffffff803e3125>] __up_read+0x45/0xb0
 [<ffffffff805bd8f5>] _spin_unlock_irqrestore+0x65/0x80
 [<ffffffff8024b8c9>] trace_hardirqs_on+0xd9/0x180
 [<ffffffff803e3125>] __up_read+0x45/0xb0
 [<ffffffff802464b6>] up_read+0x26/0x30
 [<ffffffff8051f4f1>] sys_sendto+0x111/0x150
 [<ffffffff8024b8c9>] trace_hardirqs_on+0xd9/0x180
 [<ffffffff805bd93b>] _spin_unlock_irq+0x2b/0x60
 [<ffffffff8023861a>] do_sigaction+0x11a/0x1d0
 [<ffffffff802097fe>] system_call+0x7e/0x83

Marking TSC unstable due to cpufreq changes
Time: acpi_pm clocksource has been installed.

> also, does removing the ne2k-pci module and reinserting it again solve
> the problem too, or is your network card stuck forever once it got into
> that state?
it doesn't change anything - i tried reloading both modules (ne2k_pci and skge)

Marcin