linux-kernel - Re: [syzbot] [block?] [trace?] WARNING in __blk_add

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Message-ID: <68fcc036.a00a0220.9662e.0017.GAE@google.com>
Date: Sat, 25 Oct 2025 05:19:02 -0700
From: syzbot <syzbot+153e64c0aa875d7e4c37@...kaller.appspotmail.com>
To: axboe@...nel.dk, dlemoal@...nel.org, johannes.thumshirn@....com, 
	linux-block@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux-trace-kernel@...r.kernel.org, martin.petersen@...cle.com, 
	mathieu.desnoyers@...icios.com, mhiramat@...nel.org, rostedt@...dmis.org, 
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [block?] [trace?] WARNING in __blk_add_trace

syzbot has bisected this issue to:

commit f9ee38bbf70fb20584625849a253c8652176fa66
Author: Johannes Thumshirn <johannes.thumshirn@....com>
Date:   Wed Oct 22 11:41:12 2025 +0000

    blktrace: add block trace commands for zone operations

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=1750c7e2580000
start commit:   72fb0170ef1f Add linux-next specific files for 20251024
git tree:       linux-next
final oops:     https://syzkaller.appspot.com/x/report.txt?x=14d0c7e2580000
console output: https://syzkaller.appspot.com/x/log.txt?x=10d0c7e2580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=f02d98016cc9c137
dashboard link: https://syzkaller.appspot.com/bug?extid=153e64c0aa875d7e4c37
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=145ae3cd980000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=13f58be2580000

Reported-by: syzbot+153e64c0aa875d7e4c37@...kaller.appspotmail.com
Fixes: f9ee38bbf70f ("blktrace: add block trace commands for zone operations")

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