Oops: 0000 [#1] SMP[ 24.989637] Modules linked in: snd_usb_audio(+) snd_usbmidi_lib snd_hwdep media snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq snd_seq_device snd_timer snd soundcore input_leds serio_raw i2c_piix4 shpchp floppy(+) k10temp 8250_fintek mac_hid it87 hwmon_vid amd64_edac_mod edac_mce_amd edac_core autofs4 hid_generic usbhid hid amdkfd amd_iommu_v2 radeon i2c_algo_bit ttm drm_kms_helper r8169 mii syscopyarea sysfillrect sysimgblt fb_sys_fops ahci drm libahci wmi fjes [ 24.989919] CPU: 1 PID: 293 Comm: systemd-udevd Not tainted 4.6.0-040600rc1-generic #201603261930 [ 24.989962] Hardware name: Gigabyte Technology Co., Ltd. GA-870A-UD3/GA-870A-UD3, BIOS F5 08/01/2011 [ 24.990006] task: ffff8801f2d89a00 ti: ffff8801f28e4000 task.ti: ffff8801f28e4000 [ 24.990042] RIP: 0010:[<ffffffffc03eba4a>] [<ffffffffc03eba4a>] usb_audio_probe+0x2ca/0x9a0 [snd_usb_audio] [ 24.990098] RSP: 0018:ffff8801f28e7a80 EFLAGS: 00010246 [ 24.990124] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 24.990159] RDX: ffff8801f31c8580 RSI: 0000000000000000 RDI: ffff8800cf9047c0 [ 24.990193] RBP: ffff8801f28e7af8 R08: ffff8801f2be3f40 R09: ffffffff813f03ec [ 24.990227] R10: ffffea00033d6800 R11: ffff8800cf86ae72 R12: ffff8800ca91cc00 [ 24.990262] R13: 0000000000000002 R14: ffff8800ca91cc54 R15: ffff8800cf85de09 [ 24.990297] FS: 00007f0f963fd8c0(0000) GS:ffff8801ffc40000(0000) knlGS:0000000000000000 [ 24.990336] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.990364] CR2: 0000000000000014 CR3: 00000001f29a6000 CR4: 00000000000006e0 [ 24.990399] Stack: [ 24.990410] ffff8801f2db3f48 0000000000000000 ffff8800cf598c00 ffff8801f2db3f48 [ 24.990456] 0000000000000246 0000000000000246 ffff8801f6161000 3864304253551be6 [ 24.990498] 0000393133303a63 00000000c613f146 ffff8800cf580898 ffff8800cf580800 [ 24.990540] Call Trace: [ 24.990558] [<ffffffff816227dd>] usb_probe_interface+0x1bd/0x300 [ 24.990589] [<ffffffff8155618c>] driver_probe_device+0x22c/0x440 [ 24.990620] [<ffffffff81556471>] __driver_attach+0xd1/0xf0 [ 24.990648] [<ffffffff815563a0>] ? driver_probe_device+0x440/0x440 [ 24.990680] [<ffffffff81553c2c>] bus_for_each_dev+0x6c/0xc0 [ 24.990709] [<ffffffff8155586e>] driver_attach+0x1e/0x20 [ 24.990736] [<ffffffff815552fb>] bus_add_driver+0x1eb/0x280 [ 24.990765] [<ffffffff81556df0>] driver_register+0x60/0xe0 [ 24.990794] [<ffffffff81621124>] usb_register_driver+0x84/0x140 [ 24.990824] [<ffffffffc0418000>] ? 0xffffffffc0418000 [ 24.990856] [<ffffffffc041801e>] usb_audio_driver_init+0x1e/0x1000 [snd_usb_audio] [ 24.990894] [<ffffffff81002123>] do_one_initcall+0xb3/0x200 [ 24.990923] [<ffffffff811dbc71>] ? __vunmap+0x81/0xd0 [ 24.990950] [<ffffffff811fa256>] ? kmem_cache_alloc_trace+0x176/0x1e0 [ 24.990982] [<ffffffff811fb4b1>] ? kfree+0x151/0x160 [ 24.991009] [<ffffffff81192b86>] do_init_module+0x5f/0x1df [ 24.991038] [<ffffffff8110dcd8>] load_module+0x16a8/0x1c40 [ 24.991066] [<ffffffff8110a390>] ? __symbol_put+0x60/0x60 [ 24.991096] [<ffffffff81399e6d>] ? ima_post_read_file+0x7d/0xa0 [ 24.991126] [<ffffffff8110e4e6>] SYSC_finit_module+0xe6/0x120 [ 24.991156] [<ffffffff8110e53e>] SyS_finit_module+0xe/0x10 [ 24.991186] [<ffffffff81839ef6>] entry_SYSCALL_64_fastpath+0x1e/0xa8 [ 24.991217] Code: 02 00 8b 75 ac 4c 89 e7 e8 c4 75 00 00 85 c0 89 c1 0f 88 ae 00 00 00 49 8b 7c 24 10 e8 10 ef f6 ff 85 c0 89 c1 0f 88 9a 00 00 00 <80> 7b 14 00 0f 85 4c 04 00 00 49 63 04 24 4c 89 24 c5 c0 ca 40 [ 24.991415] RIP [<ffffffffc03eba4a>] usb_audio_probe+0x2ca/0x9a0 [snd_usb_audio] [ 24.991459] RSP <ffff8801f28e7a80> [ 24.991477] CR2: 0000000000000014 [ 24.991496] ---[ end trace 59392501b5d20ddb ]---
Forgot to say that this do happen with two different USB>S/PDIF converters so it is not (kind of) HW-related... Once the converter is disconnected boot is glitchless.
On Thu, Mar 31, 2016 at 08:03:26AM +0000, bugzilla-daemon@bugzilla.kernel.org wrote: > https://bugzilla.kernel.org/show_bug.cgi?id=115591 > > Bug ID: 115591 > Summary: snd_usb_audio fails on boot It's as if no one searches this bug database, or looks on the mailing list...
Bug ID: 115301 Mea culpa.
*** This bug has been marked as a duplicate of bug 115301 ***