[moderation] BUG: workqueue function defense_work_handler changed kcov_mode from NUM to NUM

[syzbot]

Hello,

syzbot found the following issue on:

HEAD commit: 0787c45ea08a Add linux-next specific files for 20260429
git tree: linux-next
console output: https://syzkaller.appspot.com/x/log.txt?x=16cc0082580000
kernel config: https://syzkaller.appspot.com/x/.config?x=b79f3d1d006fac3f
dashboard link: https://syzkaller.appspot.com/bug?extid=e6686317bd9fe911591a
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/65fb20e9f337/disk-0787c45e.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/8d2729e3a544/vmlinux-0787c45e.xz
kernel image: https://storage.googleapis.com/syzbot-assets/b1394904457f/bzImage-0787c45e.xz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+e66863...@syzkaller.appspotmail.com

BUG: workqueue function defense_work_handler changed kcov_mode from 0 to 2


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