linux-kernel - Re: [syzbot] [media?] possible deadlock in v4l2_ctrl_handler_log

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Message-ID: <000000000000883205061dfdd0b3@google.com>
Date: Wed, 24 Jul 2024 05:57:02 -0700
From: syzbot <syzbot+9948f8e188482c5d1a3e@...kaller.appspotmail.com>
To: benjamin.gaignard@...labora.com, daniel.almeida@...labora.com, 
	hdanton@...a.com, hverkuil-cisco@...all.nl, laurent.pinchart@...asonboard.com, 
	linux-kernel@...r.kernel.org, linux-media@...r.kernel.org, mchehab@...nel.org, 
	nicolas.dufresne@...labora.com, sakari.ailus@...ux.intel.com, 
	syzkaller-bugs@...glegroups.com, umang.jain@...asonboard.com
Subject: Re: [syzbot] [media?] possible deadlock in v4l2_ctrl_handler_log_status

syzbot suspects this issue was fixed by commit:

commit eba63df7eb1f95df6bfb67722a35372b6994928d
Author: Hans Verkuil <hverkuil-cisco@...all.nl>
Date:   Fri May 10 07:11:46 2024 +0000

    Revert "media: v4l2-ctrls: show all owned controls in log_status"

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=146553b5980000
start commit:   c942a0cd3603 Merge tag 'for_linus' of git://git.kernel.org..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=98d5a8e00ed1044a
dashboard link: https://syzkaller.appspot.com/bug?extid=9948f8e188482c5d1a3e
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=100b025f180000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=11abdfc8980000

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

#syz fix: Revert "media: v4l2-ctrls: show all owned controls in log_status"

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