program: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/pci/devices/0000:00:03.0/driver/unbind\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='0000:00:03.0\x00', 0xd) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/pci/devices/0000:00:03.0/driver_override\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='snd_hda_intel\x00', 0xe) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/drivers/snd_hda_intel/bind\x00', 0x1, 0x0) write(r2, &(0x7f0000000240)='0000:00:03.0\x00', 0xd) nanosleep(&(0x7f0000000000)={0x1}, 0x0) [ 115.176444][ T44] Bluetooth: hci0: command tx timeout [ 115.406231][ T5334] BUG: unable to handle page fault for address: 000000000001c0a0 [ 115.408730][ T5334] #PF: supervisor read access in kernel mode [ 115.410689][ T5334] #PF: error_code(0x0000) - not-present page [ 115.412698][ T5334] PGD 0 P4D 0 [ 115.413858][ T5334] Oops: Oops: 0000 [#1] SMP KASAN NOPTI [ 115.415711][ T5334] CPU: 0 UID: 0 PID: 5334 Comm: kworker/0:5 Not tainted syzkaller #0 PREEMPT(full) [ 115.418740][ T5334] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 115.421979][ T5334] Workqueue: events azx_probe_work [ 115.423811][ T5334] RIP: 0010:azx_probe_work+0x969/0x2860 [ 115.425643][ T5334] Code: 8b 7c 24 38 0f 85 01 1b 00 00 66 45 89 27 48 8b 7c 24 48 e8 e9 f8 84 fb 42 80 3c 2b 00 74 08 4c 89 f7 e8 ea 4b 9f f8 49 8b 06 <66> 8b 00 89 44 24 30 0f 1f 44 00 00 e8 36 19 30 f8 48 8b 9c 24 88 [ 115.431910][ T5334] RSP: 0018:ffffc9000e377940 EFLAGS: 00010246 [ 115.434066][ T5334] RAX: 000000000001c0a0 RBX: 1ffff11003f7040b RCX: 0000000000000000 [ 115.436824][ T5334] RDX: 0000000000000006 RSI: ffffffff8e231ffb RDI: 00000000ffffffff [ 115.439412][ T5334] RBP: ffffc9000e377af0 R08: ffffffff9057c237 R09: 1ffffffff20af846 [ 115.441957][ T5334] R10: dffffc0000000000 R11: fffffbfff20af847 R12: 000000000000002a [ 115.444622][ T5334] R13: dffffc0000000000 R14: ffff88801fb82058 R15: ffff88801fb82890 [ 115.447208][ T5334] FS: 0000000000000000(0000) GS:ffff88808c540000(0000) knlGS:0000000000000000 [ 115.450079][ T5334] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.452188][ T5334] CR2: 000000000001c0a0 CR3: 0000000012f5e000 CR4: 0000000000352ef0 [ 115.454841][ T5334] Call Trace: [ 115.455954][ T5334] [ 115.456936][ T5334] ? lapic_next_event+0x11/0x20 [ 115.458554][ T5334] ? __pfx_azx_probe_work+0x10/0x10 [ 115.460310][ T5334] ? rcu_is_watching+0x15/0xb0 [ 115.461849][ T5334] ? process_scheduled_works+0xa20/0x14e0 [ 115.463834][ T5334] process_scheduled_works+0xa8e/0x14e0 [ 115.465651][ T5334] ? __pfx_process_scheduled_works+0x10/0x10 [ 115.467610][ T5334] ? assign_work+0x3cf/0x5d0 [ 115.469161][ T5334] worker_thread+0xa47/0xfb0 [ 115.470678][ T5334] ? __kthread_parkme+0x71/0x1f0 [ 115.472353][ T5334] kthread+0x388/0x470 [ 115.473928][ T5334] ? __pfx_worker_thread+0x10/0x10 [ 115.475624][ T5334] ? __pfx_kthread+0x10/0x10 [ 115.477173][ T5334] ret_from_fork+0x514/0xb70 [ 115.478714][ T5334] ? __pfx_ret_from_fork+0x10/0x10 [ 115.480388][ T5334] ? __switch_to+0xc89/0x1420 [ 115.481929][ T5334] ? __pfx_kthread+0x10/0x10 [ 115.483553][ T5334] ret_from_fork_asm+0x1a/0x30 [ 115.485126][ T5334] [ 115.486145][ T5334] Modules linked in: [ 115.487510][ T5334] CR2: 000000000001c0a0 [ 115.489231][ T5334] ---[ end trace 0000000000000000 ]--- [ 115.491464][ T5334] RIP: 0010:azx_probe_work+0x969/0x2860 [ 115.493850][ T5334] Code: 8b 7c 24 38 0f 85 01 1b 00 00 66 45 89 27 48 8b 7c 24 48 e8 e9 f8 84 fb 42 80 3c 2b 00 74 08 4c 89 f7 e8 ea 4b 9f f8 49 8b 06 <66> 8b 00 89 44 24 30 0f 1f 44 00 00 e8 36 19 30 f8 48 8b 9c 24 88 [ 115.501705][ T5334] RSP: 0018:ffffc9000e377940 EFLAGS: 00010246 [ 115.503813][ T5334] RAX: 000000000001c0a0 RBX: 1ffff11003f7040b RCX: 0000000000000000 [ 115.506339][ T5334] RDX: 0000000000000006 RSI: ffffffff8e231ffb RDI: 00000000ffffffff [ 115.508871][ T5334] RBP: ffffc9000e377af0 R08: ffffffff9057c237 R09: 1ffffffff20af846 [ 115.511529][ T5334] R10: dffffc0000000000 R11: fffffbfff20af847 R12: 000000000000002a [ 115.514423][ T5334] R13: dffffc0000000000 R14: ffff88801fb82058 R15: ffff88801fb82890 [ 115.516873][ T5334] FS: 0000000000000000(0000) GS:ffff88808c540000(0000) knlGS:0000000000000000 [ 115.519627][ T5334] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.521681][ T5334] CR2: 000000000001c0a0 CR3: 0000000012f5e000 CR4: 0000000000352ef0 [ 115.524177][ T5334] Kernel panic - not syncing: Fatal exception [ 115.526387][ T5334] Kernel Offset: disabled [ 115.527769][ T5334] Rebooting in 86400 seconds..