syzbot
WARNING in gl861_ctrl_msg/usb_submit_urb
Status:
upstream: reported C repro on 2026/01/27 01:19
Bug presence:
origin:upstream
[Documentation on labels]
Reported-by: syzbot+0fb22d8d1996d2661445@syzkaller.appspotmail.com
First crash: 211d, last: 15d
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Bug presence (1)
| Date |
Name |
Commit |
Repro |
Result |
| 2026/02/01 |
upstream (ToT) |
18f7fcd5e69a |
C
|
[report] WARNING in gl861_ctrl_msg/usb_submit_urb
|
Sample crash report:
usb 2-1: BOGUS control dir, pipe 80000280 doesn't match bRequestType c0
WARNING: CPU: 0 PID: 5979 at drivers/usb/core/urb.c:413 usb_submit_urb+0x108d/0x17a0 drivers/usb/core/urb.c:411
Modules linked in:
CPU: 0 PID: 5979 Comm: syz.0.21 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:usb_submit_urb+0x108d/0x17a0 drivers/usb/core/urb.c:411
Code: fc ff df 41 0f b6 44 05 00 84 c0 0f 85 18 06 00 00 45 0f b6 07 48 c7 c7 00 16 6c 8b 48 8b 34 24 4c 89 e2 89 e9 e8 93 80 e5 fa <0f> 0b 48 bd 00 00 00 00 00 fc ff df e9 91 f4 ff ff 44 89 f1 80 e1
RSP: 0018:ffffc900035df7d8 EFLAGS: 00010246
RAX: 1fd5729199593d00 RBX: ffff888026496a00 RCX: ffff8880317f9e00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
RBP: 0000000080000280 R08: ffffc900035df3e7 R09: 1ffff920006bbe7c
R10: dffffc0000000000 R11: fffff520006bbe7d R12: ffff888026530208
R13: 1ffff110056440f0 R14: ffff88805d99b0f8 R15: ffff88802b220780
FS: 0000555575bab500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffcc59cce88 CR3: 000000007a425000 CR4: 00000000003506f0
Call Trace:
<TASK>
usb_start_wait_urb+0x140/0x580 drivers/usb/core/message.c:62
usb_internal_control_msg drivers/usb/core/message.c:117 [inline]
usb_control_msg+0x235/0x3e0 drivers/usb/core/message.c:167
gl861_ctrl_msg+0x215/0x3d0 drivers/media/usb/dvb-usb-v2/gl861.c:58
gl861_i2c_master_xfer+0x434/0x640 drivers/media/usb/dvb-usb-v2/gl861.c:-1
__i2c_transfer+0x891/0x2090 drivers/i2c/i2c-core-base.c:-1
i2c_transfer+0x261/0x3a0 drivers/i2c/i2c-core-base.c:2355
i2cdev_ioctl_rdwr+0x3b0/0x690 drivers/i2c/i2c-dev.c:297
i2cdev_ioctl+0x6a0/0x840 drivers/i2c/i2c-dev.c:458
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:871 [inline]
__se_sys_ioctl+0xfd/0x170 fs/ioctl.c:857
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f5ac139e0d9
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff342f2f08 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f5ac1625fa0 RCX: 00007f5ac139e0d9
RDX: 00002000000000c0 RSI: 0000000000000707 RDI: 0000000000000004
RBP: 00007f5ac1435024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f5ac1625fac R14: 00007f5ac1625fa0 R15: 00007f5ac1625fa0
</TASK>
* Struck through repros no longer work on HEAD.