[syzbot] BUG: workqueue function usb_giveback_urb_bh changed kcov_mode from ADDR to NUM

[syzbot]

Hello,

syzbot found the following issue on:

HEAD commit: 343f51842f4e Add linux-next specific files for 20260309
git tree: linux-next
console output: https://syzkaller.appspot.com/x/log.txt?x=13378d52580000
kernel config: https://syzkaller.appspot.com/x/.config?x=9c879cdb484d8d77
dashboard link: https://syzkaller.appspot.com/bug?extid=30c7fba804af8a99039e
compiler: Debian clang version 21.1.8 (++20251221033036+2078da43e25a-1~exp1~20251221153213.50), Debian LLD 21.1.8

Unfortunately, I don't have any reproducer for this issue yet.

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/b7aa06014b89/disk-343f5184.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/7f0db0d3a249/vmlinux-343f5184.xz
kernel image: https://storage.googleapis.com/syzbot-assets/fab52994a344/bzImage-343f5184.xz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+30c7fb...@syzkaller.appspotmail.com

BUG: workqueue function usb_giveback_urb_bh changed kcov_mode from 1073741824 to 0
BUG: workqueue function usb_giveback_urb_bh changed kcov_mode from 1073741824 to 0


---
This report is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzk...@googlegroups.com.

syzbot will keep track of this issue. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.

If the report is already addressed, let syzbot know by replying with:
#syz fix: exact-commit-title

If you want to overwrite report's subsystems, reply with:
#syz set subsystems: new-subsystem
(See the list of subsystem names on the web dashboard)

If the report is a duplicate of another one, reply with:
#syz dup: exact-subject-of-another-report

If you want to undo deduplication, reply with:
#syz undup