Re: [syzbot] [bcachefs?] INFO: task hung in vfs_unlink (5)

From: syzbot
Date: Thu Mar 06 2025 - 12:09:27 EST


syzbot has bisected this issue to:

commit f55c096f62f100aa9f5f48d86e1b6846ecbd67e7
Author: Yuezhang Mo <Yuezhang.Mo@xxxxxxxx>
Date: Tue May 30 09:35:00 2023 +0000

exfat: do not zero the extended part

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1356fda8580000
start commit: bb2281fb05e5 Merge tag 'x86_microcode_for_v6.14_rc6' of gi..
git tree: upstream
final oops: https://syzkaller.appspot.com/x/report.txt?x=10d6fda8580000
console output: https://syzkaller.appspot.com/x/log.txt?x=1756fda8580000
kernel config: https://syzkaller.appspot.com/x/.config?x=523d3ff8e053340a
dashboard link: https://syzkaller.appspot.com/bug?extid=6983c03a6a28616e362f
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12cf7078580000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=10197da8580000

Reported-by: syzbot+6983c03a6a28616e362f@xxxxxxxxxxxxxxxxxxxxxxxxx
Fixes: f55c096f62f1 ("exfat: do not zero the extended part")

For information about bisection process see: https://goo.gl/tpsmEJ#bisection