Hello, syzbot found the following issue on: HEAD commit: 81b1d39f Merge tag '5.12-rc4-smb3' of git://git.samba.org/.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=10fcce62d00000 kernel config: https://syzkaller.appspot.com/x/.config?x=d4e9addca54f3b44 dashboard link: https://syzkaller.appspot.com/bug?extid=796d767eb376810256f5 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17d06ddcd00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=150764bed00000 IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+796d767eb376810256f5@xxxxxxxxxxxxxxxxxxxxxxxxx ==================================== WARNING: iou-sqp-8386/8387 still has locks held! 5.12.0-rc4-syzkaller #0 Not tainted ------------------------------------ 1 lock held by iou-sqp-8386/8387: #0: ffff88801e1d2470 (&sqd->lock){+.+.}-{3:3}, at: io_sq_thread+0x24c/0x13a0 fs/io_uring.c:6731 stack backtrace: CPU: 1 PID: 8387 Comm: iou-sqp-8386 Not tainted 5.12.0-rc4-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:79 [inline] dump_stack+0x141/0x1d7 lib/dump_stack.c:120 try_to_freeze include/linux/freezer.h:66 [inline] get_signal+0x171a/0x2150 kernel/signal.c:2576 io_sq_thread+0x8d2/0x13a0 fs/io_uring.c:6748 --- 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 syzkaller@xxxxxxxxxxxxxxxx. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. syzbot can test patches for this issue, for details see: https://goo.gl/tpsmEJ#testing-patches
