syzbot
WARNING in corrupted (3)
Status:
fixed on 2023/10/12 12:47
Subsystems:
usb
[Documentation on labels]
Reported-by: syzbot+27b0b464864741b18b99@syzkaller.appspotmail.com
Fix commit:
6f489a966fbe
media: usb: siano: Fix warning due to null work_func_t function pointer
First crash: 1172d, last: 1121d
Sample crash report:
usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
usb 1-1: Product: syz
usb 1-1: Manufacturer: syz
usb 1-1: SerialNumber: syz
usb 1-1: config 0 descriptor??
smsusb:smsusb_probe: board id=8, interface number 0
------------[ cut here ]------------
WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x946/0xb60 kernel/workqueue.c:3182
Modules linked in:
CPU: 0 PID: 7 Comm: kworker/0:0 Not tainted 6.4.0-rc5-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023
Workqueue: usb_hub_wq hub_event
RIP: 0010:__flush_work+0x946/0xb60 kernel/workqueue.c:3182
Code: 00 48 c7 c6 0b f8 53 81 48 c7 c7 c0 90 79 8c e8 d0 ef 11 00 e9 6f fc ff ff e8 06 4e 30 00 0f 0b e9 63 fc ff ff e8 fa 4d 30 00 <0f> 0b 45 31 ed e9 54 fc ff ff e8 cb 16 83 00 e9 3e fb ff ff e8 e1
RSP: 0018:ffffc900000c6c08 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff88802bed40e8 RCX: 0000000000000000
RDX: ffff88801627bb80 RSI: ffffffff8153f846 RDI: 0000000000000001
RBP: ffffc900000c6da0 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: ffffffff810055ef R12: ffff88802bed40e8
R13: 0000000000000001 R14: 0000000000000001 R15: ffff88802bed4100
FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055d72c82ab40 CR3: 00000000274f9000 CR4: 0000000000350ef0
Call Trace:
<TASK>
* Struck through repros no longer work on HEAD.