* Re: [LAU] kernel crashes with jackd (with Dell Precision M6600's integrated Intel HDA sound) [not found] ` <4EEEE0FE.40309-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> @ 2011-12-19 11:13 ` Clemens Ladisch [not found] ` <4EEF1C5E.4070002-P6GI/4k7KOmELgA04lAiVw@public.gmane.org> 0 siblings, 1 reply; 2+ messages in thread From: Clemens Ladisch @ 2011-12-19 11:13 UTC (permalink / raw) To: Csillag Kristof, Takashi Iwai Cc: linux-audio-user-cunTk1MwBs/CEJeg2xFRV2D2FQJk+8+b, alsa-devel-K7yf7f+aM1XWsZ/bQMPhNw Csillag Kristof wrote: > Lately, when experimenting with JACK, I began getting kernel crashes :( > > I am using stock Debian kernel v3.1.5. > > [ 7555.763914] BUG: unable to handle kernel NULL pointer dereference at 0000000000000028 > [ 7555.763952] IP: [<ffffffffa08ca7b8>] setup_bdle.isra.21+0x44/0xd9 [snd_hda_intel] > [ 7555.764735] RAX: 0000000000000000 RBX: ffff880221825e00 RCX: 0000000000000000 > [ 7555.765126] Call Trace: > [ 7555.765170] [<ffffffffa08caa5c>] ? azx_pcm_prepare+0x20f/0x3c7 [snd_hda_intel] > [ 7555.765589] Code: 8b 32 e9 94 00 00 00 81 7d 00 ff 00 00 00 0f 87 96 00 00 00 48 8b 83 c0 00 00 00 44 89 e2 44 89 e6 48 89 df 48 8b 80 d8 02 00 00 > [ 7555.765683] 8b 48 28 48 89 d0 81 e2 ff 0f 00 00 48 c1 e8 0c 48 c1 e0 04 7: 81 7d 00 ff 00 00 00 cmpl $0xff,0x0(%rbp) e: 0f 87 96 00 00 00 ja aa 14: 48 8b 83 c0 00 00 00 mov 0xc0(%rbx),%rax 1b: 44 89 e2 mov %r12d,%edx 1e: 44 89 e6 mov %r12d,%esi 21: 48 89 df mov %rbx,%rdi 24: 48 8b 80 d8 02 00 00 mov 0x2d8(%rax),%rax 2b: ?? 8b 48 28 mov 0x28(%rax),%r?? <-- crash here 2f: 48 89 d0 mov %rdx,%rax 32: 81 e2 ff 0f 00 00 and $0xfff,%edx 38: 48 c1 e8 0c shr $0xc,%rax 3c: 48 c1 e0 04 shl $0x4,%rax substream->runtime->dma_buffer_p is NULL. > https://bugzilla.redhat.com/show_bug.cgi?id=702056 > https://bugzilla.redhat.com/show_bug.cgi?id=718056 > https://bugzilla.redhat.com/show_bug.cgi?id=749186 Same bug. Regards, Clemens ^ permalink raw reply [flat|nested] 2+ messages in thread
[parent not found: <4EEF1C5E.4070002-P6GI/4k7KOmELgA04lAiVw@public.gmane.org>]
* Re: [LAU] kernel crashes with jackd (with Dell Precision M6600's integrated Intel HDA sound) [not found] ` <4EEF1C5E.4070002-P6GI/4k7KOmELgA04lAiVw@public.gmane.org> @ 2011-12-19 11:23 ` Takashi Iwai 0 siblings, 0 replies; 2+ messages in thread From: Takashi Iwai @ 2011-12-19 11:23 UTC (permalink / raw) To: Clemens Ladisch Cc: alsa-devel-K7yf7f+aM1XWsZ/bQMPhNw, linux-audio-user-cunTk1MwBs/CEJeg2xFRV2D2FQJk+8+b At Mon, 19 Dec 2011 12:13:34 +0100, Clemens Ladisch wrote: > > Csillag Kristof wrote: > > Lately, when experimenting with JACK, I began getting kernel crashes :( > > > > I am using stock Debian kernel v3.1.5. > > > > [ 7555.763914] BUG: unable to handle kernel NULL pointer dereference at 0000000000000028 > > [ 7555.763952] IP: [<ffffffffa08ca7b8>] setup_bdle.isra.21+0x44/0xd9 [snd_hda_intel] > > [ 7555.764735] RAX: 0000000000000000 RBX: ffff880221825e00 RCX: 0000000000000000 > > [ 7555.765126] Call Trace: > > [ 7555.765170] [<ffffffffa08caa5c>] ? azx_pcm_prepare+0x20f/0x3c7 [snd_hda_intel] > > [ 7555.765589] Code: 8b 32 e9 94 00 00 00 81 7d 00 ff 00 00 00 0f 87 96 00 00 00 48 8b 83 c0 00 00 00 44 89 e2 44 89 e6 48 89 df 48 8b 80 d8 02 00 00 > > [ 7555.765683] 8b 48 28 48 89 d0 81 e2 ff 0f 00 00 48 c1 e8 0c 48 c1 e0 04 > > 7: 81 7d 00 ff 00 00 00 cmpl $0xff,0x0(%rbp) > e: 0f 87 96 00 00 00 ja aa > 14: 48 8b 83 c0 00 00 00 mov 0xc0(%rbx),%rax > 1b: 44 89 e2 mov %r12d,%edx > 1e: 44 89 e6 mov %r12d,%esi > 21: 48 89 df mov %rbx,%rdi > 24: 48 8b 80 d8 02 00 00 mov 0x2d8(%rax),%rax > 2b: ?? 8b 48 28 mov 0x28(%rax),%r?? <-- crash here > 2f: 48 89 d0 mov %rdx,%rax > 32: 81 e2 ff 0f 00 00 and $0xfff,%edx > 38: 48 c1 e8 0c shr $0xc,%rax > 3c: 48 c1 e0 04 shl $0x4,%rax > > substream->runtime->dma_buffer_p is NULL. > > > https://bugzilla.redhat.com/show_bug.cgi?id=702056 > > https://bugzilla.redhat.com/show_bug.cgi?id=718056 > > https://bugzilla.redhat.com/show_bug.cgi?id=749186 > > Same bug. Is this a regression? If so, does 3.0.x kernel work? thanks, Takashi ^ permalink raw reply [flat|nested] 2+ messages in thread
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[not found] ` <4EEEE0FE.40309-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2011-12-19 11:13 ` [LAU] kernel crashes with jackd (with Dell Precision M6600's integrated Intel HDA sound) Clemens Ladisch
[not found] ` <4EEF1C5E.4070002-P6GI/4k7KOmELgA04lAiVw@public.gmane.org>
2011-12-19 11:23 ` Takashi Iwai
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