2.6.18-rc3-mm2 (+ hotfixes): GPF related to skge on suspend

["Rafael J. Wysocki" <rjw@sisk.pl>]

Hi,

On 2.6.18-rc3-mm2 with hotfixes I get things like the appended one on attempts
to suspend to disk.  It occurs while devices are being suspended and is fairly
reproducible.

Greetings,
Rafael


Suspending device 0000:01:00.0
Suspending device 0000:02:02.0
Suspending device 0000:02:01.4
Suspending device 0000:02:01.3
Suspending device 0000:02:01.2
Suspending device 0000:02:01.1
Suspending device 0000:02:01.0
Suspending device 0000:02:00.0
skge Ram read data parity error
skge Ram write data parity error
skge eth0: receive queue parity error
skge <NULL>: receive queue parity error
skge 0000:02:00.0: PCI error cmd=0x110 status=0x2b0
general protection fault: 0000 [1] PREEMPT
last sysfs file: /devices/pci0000:00/0000:00:0a.0/0000:02:02.0/subsystem_device
CPU 0
Modules linked in: ide_cd cdrom usbserial asus_acpi thermal ipv6 processor fan button battery ac af_packet snd_pcm_oss snd_mixer_oss snd_seq
snd_seq_device bcm43xx ieee80211softmac ieee80211 ieee80211_crypt pcmcia firmware_class ohci1394 ieee1394 skge yenta_socket rsrc_nonstatic pc
mcia_core usbhid ff_memless snd_intel8x0 snd_ac97_codec snd_ac97_bus snd_pcm snd_timer snd soundcore snd_page_alloc ehci_hcd ohci_hcd i2c_nfo
rce2 i2c_core parport_pc lp parport dm_mod
Pid: 4, comm: events/0 Not tainted 2.6.18-rc3-mm2 #17
RIP: 0010:[<ffffffff88107287>]  [<ffffffff88107287>] :skge:skge_poll+0x547/0x570
RSP: 0018:ffffffff80621e70  EFLAGS: 00010202
RAX: 6b6b6b6b6b6b6b6b RBX: 0000000000000000 RCX: 0000000000000040
RDX: ffff81005addf128 RSI: ffffffff80621eec RDI: ffff81005addeb60
RBP: ffffffff80621ed0 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000040 R11: 0000000000000000 R12: ffff81005addf0a0
R13: 0000000000000000 R14: ffff810057fe9180 R15: 00000000ffffffff
FS:  00002b4b98df4b00(0000) GS:ffffffff808c2000(0000) knlGS:00000000558b4d00
CS:  0010 DS: 0018 ES: 0018 CR0: 000000008005003b
CR2: 00002adeb0d7d0b0 CR3: 0000000025147000 CR4: 00000000000006e0
Process events/0 (pid: 4, threadinfo ffff810037f44000, task ffff810037fef100)
Stack:  ffffffff80621eb0 ffffffff80621eec ffff81005addeb60 ffff81005ad61488
 ffff81005addf128 000000400000000a 00000001008e6a25 0000000000000000
 ffff81005addeb60 0000000000000000 00000001008e6a25 00000000ffffffff
Call Trace:
 [<ffffffff8040b1ba>] net_rx_action+0xba/0x1f0
 [<ffffffff80233640>] __do_softirq+0x70/0xf0
 [<ffffffff8020aa7c>] call_softirq+0x1c/0x30
DWARF2 unwinder stuck at call_softirq+0x1c/0x30
Leftover inexact backtrace:
 <IRQ> [<ffffffff8020ca4d>] do_softirq+0x3d/0xb0
 [<ffffffff8023349e>] irq_exit+0x4e/0x60
 [<ffffffff8020cbf5>] do_IRQ+0x135/0x140
 [<ffffffff80427b9e>] rt_run_flush+0x8e/0xd0
 [<ffffffff8020a266>] ret_from_intr+0x0/0xf
 <EOI> [<ffffffff80233367>] local_bh_enable_ip+0xe7/0x110
 [<ffffffff804718b9>] _spin_unlock_bh+0x39/0x40
 [<ffffffff80427b9e>] rt_run_flush+0x8e/0xd0
 [<ffffffff80427c8b>] rt_cache_flush+0xab/0x100
 [<ffffffff8045a1c9>] fib_netdev_event+0xa9/0xc0
 [<ffffffff8023c2af>] notifier_call_chain+0x2f/0x50
 [<ffffffff8023c4b9>] raw_notifier_call_chain+0x9/0x10
 [<ffffffff80409789>] netdev_state_change+0x29/0x40
 [<ffffffff80415122>] linkwatch_run_queue+0x162/0x190
 [<ffffffff8041517a>] linkwatch_event+0x2a/0x40
 [<ffffffff8023fd72>] run_workqueue+0xc2/0x120
 [<ffffffff80415150>] linkwatch_event+0x0/0x40
 [<ffffffff8023fff1>] worker_thread+0x121/0x160
 [<ffffffff80229370>] default_wake_function+0x0/0x10
 [<ffffffff8023fed0>] worker_thread+0x0/0x160
 [<ffffffff802436f9>] kthread+0xd9/0x110
 [<ffffffff8024b1ad>] trace_hardirqs_on+0x11d/0x150
 [<ffffffff8020a706>] child_rip+0x8/0x12
 [<ffffffff80471e5b>] _spin_unlock_irq+0x2b/0x60
 [<ffffffff8020a2c0>] restore_args+0x0/0x30
 [<ffffffff80243620>] kthread+0x0/0x110
 [<ffffffff8020a6fe>] child_rip+0x0/0x12


Code: 44 8b 28 c7 45 d0 00 00 00 00 45 85 ed 0f 89 29 fb ff ff e9
RIP  [<ffffffff88107287>] :skge:skge_poll+0x547/0x570
 RSP <ffffffff80621e70>
 <0>Kernel panic - not syncing: Aiee, killing interrupt handler!

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