Re: [syzbot] [mptcp?] KASAN: slab-use-after-free Read in __timer_delete_sync

[syzbot]

Hello,

syzbot has tested the proposed patch and the reproducer did not trigger any issue:

Reported-by: syzbot+f3a31fb909db9b2a5c4d@xxxxxxxxxxxxxxxxxxxxxxxxx
Tested-by: syzbot+f3a31fb909db9b2a5c4d@xxxxxxxxxxxxxxxxxxxxxxxxx

Tested on:

commit:         bc83b4d1 Merge tag 'bcachefs-2024-09-09' of git://evil..
git tree:       upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=15a27bc7980000
kernel config:  https://syzkaller.appspot.com/x/.config?x=61d235cb8d15001c
dashboard link: https://syzkaller.appspot.com/bug?extid=f3a31fb909db9b2a5c4d
compiler:       Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
patch:          https://syzkaller.appspot.com/x/patch.diff?x=173c6797980000

Note: testing is done by a robot and is best-effort only.