Re: [syzbot] INFO: task hung in rfcomm_process_sessions (2)

From: syzbot
Date: Wed Feb 01 2023 - 23:55:36 EST


syzbot suspects this issue was fixed by commit:

commit 1d80d57ffcb55488f0ec0b77928d4f82d16b6a90
Author: Ying Hsu <yinghsu@xxxxxxxxxxxx>
Date: Wed Jan 11 03:16:14 2023 +0000

Bluetooth: Fix possible deadlock in rfcomm_sk_state_change

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=154b77b5480000
start commit: d888c83fcec7 fs: fix fd table size alignment properly
git tree: upstream
kernel config: https://syzkaller.appspot.com/x/.config?x=69c8957f4ac2dea6
dashboard link: https://syzkaller.appspot.com/bug?extid=d761775dff24be3ad4be
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=162ca1fd700000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1036182d700000

If the result looks correct, please mark the issue as fixed by replying with:

#syz fix: Bluetooth: Fix possible deadlock in rfcomm_sk_state_change

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