From: syzbot <syzbot+16b6ab88e66b34d09014@syzkaller.appspotmail.com>
To: akpm@linux-foundation.org, axelrasmussen@google.com,
bpf@vger.kernel.org, cgroups@vger.kernel.org,
hannes@cmpxchg.org, hawk@kernel.org,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
linux-trace-kernel@vger.kernel.org, lizefan.x@bytedance.com,
mathieu.desnoyers@efficios.com, mhiramat@kernel.org,
netdev@vger.kernel.org, nsaenz@amazon.com, nsaenzju@redhat.com,
penguin-kernel@I-love.SAKURA.ne.jp,
penguin-kernel@i-love.sakura.ne.jp, rostedt@goodmis.org,
syzkaller-bugs@googlegroups.com, tj@kernel.org
Subject: Re: [syzbot] [mm?] possible deadlock in __mmap_lock_do_trace_released
Date: Sun, 18 Aug 2024 21:40:01 -0700 [thread overview]
Message-ID: <000000000000f1e97e062001e6b2@google.com> (raw)
In-Reply-To: <0000000000002be09b061c483ea1@google.com>
syzbot suspects this issue was fixed by commit:
commit 7d6be67cfdd4a53cea7147313ca13c531e3a470f
Author: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Date: Fri Jun 21 01:08:41 2024 +0000
mm: mmap_lock: replace get_memcg_path_buf() with on-stack buffer
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=12d48893980000
start commit: a12978712d90 selftests/bpf: Move ARRAY_SIZE to bpf_misc.h
git tree: bpf-next
kernel config: https://syzkaller.appspot.com/x/.config?x=736daf12bd72e034
dashboard link: https://syzkaller.appspot.com/bug?extid=16b6ab88e66b34d09014
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=125718be980000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=14528876980000
If the result looks correct, please mark the issue as fixed by replying with:
#syz fix: mm: mmap_lock: replace get_memcg_path_buf() with on-stack buffer
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
next prev parent reply other threads:[~2024-08-19 4:40 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-07-02 18:54 [syzbot] [mm?] possible deadlock in __mmap_lock_do_trace_released syzbot
2024-07-02 22:08 ` Tetsuo Handa
2024-07-02 22:35 ` Axel Rasmussen
2024-07-04 13:21 ` Tetsuo Handa
2024-07-04 20:12 ` Jesper Dangaard Brouer
2024-07-11 14:33 ` Steven Rostedt
2024-08-19 4:40 ` syzbot [this message]
2024-08-19 4:52 ` Tetsuo Handa
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