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Tue, 16 Jan 2024 10:33:00 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id JBgrOlxbpmWCKAAAD6G6ig (envelope-from ); Tue, 16 Jan 2024 10:33:00 +0000 Received: by quack3.suse.cz (Postfix, from userid 1000) id 77EB2A0803; Tue, 16 Jan 2024 11:33:00 +0100 (CET) Date: Tue, 16 Jan 2024 11:33:00 +0100 From: Jan Kara To: syzbot Cc: agruenba@redhat.com, axboe@kernel.dk, brauner@kernel.org, cluster-devel@redhat.com, gfs2@lists.linux.dev, jack@suse.cz, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, rpeterso@redhat.com, syzkaller-bugs@googlegroups.com Subject: Re: [syzbot] [gfs2?] BUG: sleeping function called from invalid context in glock_hash_walk Message-ID: <20240116103300.bpv233hnhvfk3uvf@quack3> References: <00000000000057049306049e0525@google.com> <000000000000fa7c3b060f07d0ab@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <000000000000fa7c3b060f07d0ab@google.com> Authentication-Results: smtp-out2.suse.de; none X-Spamd-Result: default: False [2.87 / 50.00]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; BAYES_HAM(-0.03)[56.67%]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; URI_HIDDEN_PATH(1.00)[https://syzkaller.appspot.com/x/.config?x=ff0db7a15ba54ead]; TAGGED_RCPT(0.00)[10c6178a65acf04efe47]; MIME_GOOD(-0.10)[text/plain]; RCVD_COUNT_THREE(0.00)[3]; DKIM_SIGNED(0.00)[suse.cz:s=susede2_rsa,suse.cz:s=susede2_ed25519]; RCPT_COUNT_SEVEN(0.00)[11]; DBL_BLOCKED_OPENRESOLVER(0.00)[suse.com:email]; FUZZY_BLOCKED(0.00)[rspamd.com]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; MID_RHS_NOT_FQDN(0.50)[]; RCVD_TLS_ALL(0.00)[]; SUSPICIOUS_RECIPS(1.50)[]; SUBJECT_HAS_QUESTION(0.00)[] X-Spam-Level: ** X-Spam-Score: 2.87 X-Spam-Flag: NO On Mon 15-01-24 19:35:05, syzbot wrote: > syzbot suspects this issue was fixed by commit: > > commit 6f861765464f43a71462d52026fbddfc858239a5 > Author: Jan Kara > Date: Wed Nov 1 17:43:10 2023 +0000 > > fs: Block writes to mounted block devices > > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=165bebf5e80000 > start commit: 3f86ed6ec0b3 Merge tag 'arc-6.6-rc1' of git://git.kernel.o.. > git tree: upstream > kernel config: https://syzkaller.appspot.com/x/.config?x=ff0db7a15ba54ead > dashboard link: https://syzkaller.appspot.com/bug?extid=10c6178a65acf04efe47 > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=13e4ea14680000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=13f76f10680000 > > If the result looks correct, please mark the issue as fixed by replying with: > Makes sense. #syz fix: fs: Block writes to mounted block devices Honza -- Jan Kara SUSE Labs, CR