On Thu, Jan 19, 2006 at 05:10:33PM +0100, Carsten Otto wrote:
> My kernel panics at every boot, see screenshot[1].

As indicated the sounddriver seems to have some sort of problem. I
disabled it and now I can boot (without problems).

modprobe snd_emu10k1 gives:

----------- [cut here ] --------- [please bite here ] ---------
Kernel BUG at include/linux/gfp.h:80
invalid operand: 0000 [1] SMP 
CPU 1 
Modules linked in: snd_emu10k1 snd_rawmidi snd_ac97_codec snd_ac97_bus snd_util_mem snd_hwdep nvidia
Pid: 11886, comm: modprobe Tainted: P      2.6.15.1 #5
RIP: 0010:[<ffffffff8015185e>] <ffffffff8015185e>{__get_free_pages+16}
RSP: 0018:ffff8100b5619d08  EFLAGS: 00010202
RAX: 0000000000000005 RBX: 0000000000000003 RCX: 00000000000052d4
RDX: ffff8100b802e090 RSI: 0000000000000003 RDI: 00000000000052d5
RBP: 0000000000008000 R08: 0000000000000000 R09: 0000000300000001
R10: 0000000300000001 R11: 0000000000000001 R12: ffff81012ff14870
R13: ffff8100b802e090 R14: 0000000000008000 R15: ffff8100b802e090
FS:  0000000000859d80(0000) GS:ffffffff806ae880(0000) knlGS:000000000804aba0
CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
CR2: 00002aaaaac4cad0 CR3: 00000000b5596000 CR4: 00000000000006e0
Process modprobe (pid: 11886, threadinfo ffff8100b5618000, task ffff8100b6cc0a40)
Stack: 00000000000052d4 ffffffff802ad905 0000000000000000 000000007fffffff 
       ffff81012ff14870 ffffffff80000000 ffff8100b802e078 ffffffff803e160b 
       ffffffff884d924e 000000038014cb00 
Call Trace:<ffffffff802ad905>{swiotlb_alloc_coherent+47} <ffffffff803e160b>{snd_dma_alloc_pages+327}
       <ffffffff884cac0d>{:snd_emu10k1:snd_emu10k1_create+1028}
       <ffffffff803cff4d>{snd_info_register+63} <ffffffff884ca0e2>{:snd_emu10k1:snd_card_emu10k1_probe+226}
       <ffffffff80429870>{udp_poll+0} <ffffffff802b1e41>{pci_device_probe+86}
       <ffffffff803291cc>{driver_probe_device+65} <ffffffff80329288>{__driver_attach+0}
       <ffffffff803292be>{__driver_attach+54} <ffffffff80328906>{bus_for_each_dev+67}
       <ffffffff80328d46>{bus_add_driver+116} <ffffffff802b1cb8>{__pci_register_driver+143}
       <ffffffff80149027>{sys_init_module+246} <ffffffff8010d84a>{system_call+126}
       

Code: 0f 0b 68 c7 ab 4b 80 c2 50 00 48 63 d0 48 6b d2 28 48 81 c2 
RIP <ffffffff8015185e>{__get_free_pages+16} RSP <ffff8100b5619d08>
-- 
Carsten Otto
c-otto@gmx.de
www.c-otto.de