em28xx 5-1:0.130: No AC97 audio processor
list_add corruption. prev->next should be next (ffffffff8da12ec0), but was ffffffff85eb596d. (prev=ffff88804b2c4250).
------------[ cut here ]------------
kernel BUG at lib/list_debug.c:30!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 3 PID: 33 Comm: kworker/3:0 Not tainted 6.1.0-rc8-syzkaller-17296-g0d1409e4ff08 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014
Workqueue: usb_hub_wq hub_event
RIP: 0010:__list_add_valid.cold+0x56/0x58 lib/list_debug.c:30
Code: 0b 48 89 f2 4c 89 e1 48 89 ee 48 c7 c7 40 18 a6 8a e8 b0 55 f0 ff 0f 0b 48 89 f1 48 c7 c7 c0 17 a6 8a 4c 89 e6 e8 9c 55 f0 ff <0f> 0b 4c 89 e1 48 89 ee 48 c7 c7 20 1a a6 8a e8 88 55 f0 ff 0f 0b
RSP: 0018:ffffc900007cef08 EFLAGS: 00010286
RAX: 0000000000000075 RBX: ffff88801cb5e000 RCX: 0000000000000000
RDX: ffff888012f4a100 RSI: ffffffff81649a0c RDI: fffff520000f9dd3
RBP: ffff88804a93c250 R08: 0000000000000075 R09: 0000000000000000
R10: 0000000080000000 R11: 0000000000000000 R12: ffffffff8da12ec0
R13: ffff88804a93c000 R14: ffff88804a93c13c R15: ffff88801e528000
FS:  0000000000000000(0000) GS:ffff88802c900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc9f839d090 CR3: 0000000042ffd000 CR4: 0000000000150ee0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __list_add include/linux/list.h:69 [inline]
 list_add_tail include/linux/list.h:102 [inline]
 em28xx_init_extension+0x48/0x1f0 drivers/media/usb/em28xx/em28xx-core.c:1113
 em28xx_init_dev.constprop.0+0xadf/0x17ae drivers/media/usb/em28xx/em28xx-cards.c:3627
 em28xx_usb_probe.cold+0xc39/0x259a drivers/media/usb/em28xx/em28xx-cards.c:3982
 usb_probe_interface+0x30f/0x7f0 drivers/usb/core/driver.c:396
 call_driver_probe drivers/base/dd.c:560 [inline]
 really_probe+0x249/0xb90 drivers/base/dd.c:639
 __driver_probe_device+0x1df/0x4d0 drivers/base/dd.c:778
 driver_probe_device+0x4c/0x1a0 drivers/base/dd.c:808
 __device_attach_driver+0x1d4/0x2e0 drivers/base/dd.c:936
 bus_for_each_drv+0x163/0x1e0 drivers/base/bus.c:427
 __device_attach+0x1e4/0x530 drivers/base/dd.c:1008
 bus_probe_device+0x1e8/0x2a0 drivers/base/bus.c:487
 device_add+0xbd9/0x1e90 drivers/base/core.c:3517
 usb_set_configuration+0x101d/0x1900 drivers/usb/core/message.c:2170
 usb_generic_driver_probe+0xbe/0x100 drivers/usb/core/generic.c:238
 usb_probe_device+0xd8/0x2c0 drivers/usb/core/driver.c:293
 call_driver_probe drivers/base/dd.c:560 [inline]
 really_probe+0x249/0xb90 drivers/base/dd.c:639
 __driver_probe_device+0x1df/0x4d0 drivers/base/dd.c:778
 driver_probe_device+0x4c/0x1a0 drivers/base/dd.c:808
 __device_attach_driver+0x1d4/0x2e0 drivers/base/dd.c:936
 bus_for_each_drv+0x163/0x1e0 drivers/base/bus.c:427
 __device_attach+0x1e4/0x530 drivers/base/dd.c:1008
 bus_probe_device+0x1e8/0x2a0 drivers/base/bus.c:487
 device_add+0xbd9/0x1e90 drivers/base/core.c:3517
 usb_new_device.cold+0x685/0x10ad drivers/usb/core/hub.c:2573
 hub_port_connect drivers/usb/core/hub.c:5353 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5497 [inline]
 port_event drivers/usb/core/hub.c:5653 [inline]
 hub_event+0x26cb/0x45d0 drivers/usb/core/hub.c:5735
 process_one_work+0x9bf/0x1710 kernel/workqueue.c:2289
 process_scheduled_works kernel/workqueue.c:2352 [inline]
 worker_thread+0x858/0x1090 kernel/workqueue.c:2438
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__list_add_valid.cold+0x56/0x58 lib/list_debug.c:30
Code: 0b 48 89 f2 4c 89 e1 48 89 ee 48 c7 c7 40 18 a6 8a e8 b0 55 f0 ff 0f 0b 48 89 f1 48 c7 c7 c0 17 a6 8a 4c 89 e6 e8 9c 55 f0 ff <0f> 0b 4c 89 e1 48 89 ee 48 c7 c7 20 1a a6 8a e8 88 55 f0 ff 0f 0b
RSP: 0018:ffffc900007cef08 EFLAGS: 00010286
RAX: 0000000000000075 RBX: ffff88801cb5e000 RCX: 0000000000000000
RDX: ffff888012f4a100 RSI: ffffffff81649a0c RDI: fffff520000f9dd3
RBP: ffff88804a93c250 R08: 0000000000000075 R09: 0000000000000000
R10: 0000000080000000 R11: 0000000000000000 R12: ffffffff8da12ec0
R13: ffff88804a93c000 R14: ffff88804a93c13c R15: ffff88801e528000
FS:  0000000000000000(0000) GS:ffff88802c900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc9f839d090 CR3: 0000000042ffd000 CR4: 0000000000150ee0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400