netdev - Re: [syzbot] [cgroups?] general protection fault in __cgroup_rstat

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Message-ID: <683c7dee.a00a0220.d8eae.0032.GAE@google.com>
Date: Sun, 01 Jun 2025 09:21:02 -0700
From: syzbot <syzbot+31eb4d4e7d9bc1fc1312@...kaller.appspotmail.com>
To: akpm@...ux-foundation.org, andrii@...nel.org, ast@...nel.org, 
	axboe@...nel.dk, bpf@...r.kernel.org, cgroups@...r.kernel.org, 
	daniel@...earbox.net, eddyz87@...il.com, hannes@...xchg.org, 
	haoluo@...gle.com, hawk@...nel.org, inwardvessel@...il.com, 
	john.fastabend@...il.com, jolsa@...nel.org, josef@...icpanda.com, 
	kpsingh@...nel.org, linux-block@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux-kselftest@...r.kernel.org, linux-mm@...ck.org, martin.lau@...ux.dev, 
	mhocko@...nel.org, mkoutny@...e.com, muchun.song@...ux.dev, mykolal@...com, 
	netdev@...r.kernel.org, roman.gushchin@...ux.dev, sdf@...ichev.me, 
	shakeel.butt@...ux.dev, shuah@...nel.org, song@...nel.org, 
	syzkaller-bugs@...glegroups.com, tj@...nel.org, yonghong.song@...ux.dev
Subject: Re: [syzbot] [cgroups?] general protection fault in __cgroup_rstat_lock

syzbot suspects this issue was fixed by commit:

commit a97915559f5c5ff1972d678b94fd460c72a3b5f2
Author: JP Kobryn <inwardvessel@...il.com>
Date:   Fri Apr 4 01:10:48 2025 +0000

    cgroup: change rstat function signatures from cgroup-based to css-based

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=12ca4c82580000
start commit:   932fc2f19b74 Merge branch 'irq-save-restore'
git tree:       bpf-next
kernel config:  https://syzkaller.appspot.com/x/.config?x=50c7a61469ce77e7
dashboard link: https://syzkaller.appspot.com/bug?extid=31eb4d4e7d9bc1fc1312
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=161cdfc0580000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=12dfc8df980000

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

#syz fix: cgroup: change rstat function signatures from cgroup-based to css-based

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