From mboxrd@z Thu Jan 1 00:00:00 1970 From: syzbot Subject: Re: [syzbot] [block?] [reiserfs?] KASAN: user-memory-access Write in zram_slot_lock Date: Tue, 23 May 2023 02:34:31 -0700 Message-ID: <00000000000026bdd305fc5918a5@google.com> References: <00000000000066a94205fc488445@google.com> Mime-Version: 1.0 Return-path: In-Reply-To: <00000000000066a94205fc488445@google.com> List-ID: Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: akpm@linux-foundation.org, axboe@kernel.dk, hch@lst.de, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, minchan@kernel.org, reiserfs-devel@vger.kernel.org, senozhatsky@chromium.org, syzkaller-bugs@googlegroups.com syzbot has bisected this issue to: commit 9fe95babc7420722d39a1ded379027a1e1825d3a Author: Christoph Hellwig Date: Tue Apr 11 17:14:44 2023 +0000 zram: remove valid_io_request bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=132fa586280000 start commit: 44c026a73be8 Linux 6.4-rc3 git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=10afa586280000 console output: https://syzkaller.appspot.com/x/log.txt?x=172fa586280000 kernel config: https://syzkaller.appspot.com/x/.config?x=7d8067683055e3f5 dashboard link: https://syzkaller.appspot.com/bug?extid=b8d61a58b7c7ebd2c8e0 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1223f7d9280000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1245326a280000 Reported-by: syzbot+b8d61a58b7c7ebd2c8e0@syzkaller.appspotmail.com Fixes: 9fe95babc742 ("zram: remove valid_io_request") For information about bisection process see: https://goo.gl/tpsmEJ#bisection