From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5BCB9408233 for ; Tue, 24 Mar 2026 17:32:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774373550; cv=none; b=Nw9fz/2oERrZ7MwQe/gfa30/9dOYzwh3iiyVYHJzlkdzvsKKF3TumSyY7/bDFX20X7vqAituslziMSGcy8aMKQNZn1uTUSSjdiJCIErFD/Wjvb9/92/2ssIQAcW7e4QhxV/X/8mbB543EVh4lZkpvReE8Ey0dbqf6ecRcfLgYvQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774373550; c=relaxed/simple; bh=ei1ZV3QBgMMILpnHpvVFavcrEnOFR+gl09a69uDoZP0=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=bPVH299FcZ+NKZKiMr7pnFrDgE1XoYpMLN8DwJVrgT0iftSGV3r3BWUzWNMcLVh/jVE5Zlx9sPzIn8z3iT/vNiSfqHGp6xvakGpOnuM4waLtH1HANTAeJD9LlZ37hvAErnbF0ciXqlwaBHL1dsNV8YlZATy3UYDDfE80AjVWZic= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=bovRZGFf; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="bovRZGFf" Received: by smtp.kernel.org (Postfix) with ESMTPSA id EAB01C19424; Tue, 24 Mar 2026 17:32:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1774373550; bh=ei1ZV3QBgMMILpnHpvVFavcrEnOFR+gl09a69uDoZP0=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=bovRZGFfehk950Q/Qop3G2H05QQATpes1Lt+XWcPbJ0geGkmRA7quN92w9Dsjvyke /PfQH6lIDkSbwuKAlJorQhn7+kfuj2xwS+JeW4AZwrcO0+lbArZcWyWBBEkLolNfR8 W+bQLkS+P4AoNqD0yl15sLhYglp5lWCz+9VYfYr3Vu3jZog11a1goGOivxSfDSQqn4 4n/PP2QTZnm9vqM6V8Vg6dYwzsKUjaKcwmCAdacI/iHCkBx9l3CYPA08CyykTSyKS1 U6iM7Cta4p4kgxx6/sAlk6AWt6k/kDDpsZoQVWZkUqoiXIxwGfTYyBlNCsZto+WNgj HjJ6PeHwZKvdQ== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 02C8A3808203; Tue, 24 Mar 2026 17:32:19 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [f2fs-dev] [PATCH] f2fs: fix to do sanity check on dcc->discard_cmd_cnt conditionally From: patchwork-bot+f2fs@kernel.org Message-Id: <177437353778.1223048.18410496356878638835.git-patchwork-notify@kernel.org> Date: Tue, 24 Mar 2026 17:32:17 +0000 References: <20260311133542.1074617-1-chao@kernel.org> In-Reply-To: <20260311133542.1074617-1-chao@kernel.org> To: Chao Yu Cc: jaegeuk@kernel.org, stable@kernel.org, linux-kernel@vger.kernel.org, syzbot+62538b67389ee582837a@syzkaller.appspotmail.com, linux-f2fs-devel@lists.sourceforge.net Hello: This patch was applied to jaegeuk/f2fs.git (dev) by Jaegeuk Kim : On Wed, 11 Mar 2026 21:35:42 +0800 you wrote: > Syzbot reported a f2fs bug as below: > > ------------[ cut here ]------------ > kernel BUG at fs/f2fs/segment.c:1900! > Oops: invalid opcode: 0000 [#1] SMP KASAN PTI > CPU: 1 UID: 0 PID: 6527 Comm: syz.5.110 Not tainted syzkaller #0 PREEMPT_{RT,(full)} > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 > RIP: 0010:f2fs_issue_discard_timeout+0x59b/0x5a0 fs/f2fs/segment.c:1900 > Code: d9 80 e1 07 80 c1 03 38 c1 0f 8c d6 fe ff ff 48 89 df e8 a8 5e fa fd e9 c9 fe ff ff e8 4e 46 94 fd 90 0f 0b e8 46 46 94 fd 90 <0f> 0b 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 > RSP: 0018:ffffc9000494f940 EFLAGS: 00010283 > RAX: ffffffff843009ca RBX: 0000000000000001 RCX: 0000000000080000 > RDX: ffffc9001ca78000 RSI: 00000000000029f3 RDI: 00000000000029f4 > RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 > R10: dffffc0000000000 R11: ffffed100893a431 R12: 1ffff1100893a430 > R13: 1ffff1100c2b702c R14: dffffc0000000000 R15: ffff8880449d2160 > FS: 00007ffa35fed6c0(0000) GS:ffff88812643d000(0000) knlGS:0000000000000000 > CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > CR2: 00007f2b68634000 CR3: 0000000039f62000 CR4: 00000000003526f0 > Call Trace: > > __f2fs_remount fs/f2fs/super.c:2960 [inline] > f2fs_reconfigure+0x108a/0x1710 fs/f2fs/super.c:5443 > reconfigure_super+0x227/0x8a0 fs/super.c:1080 > do_remount fs/namespace.c:3391 [inline] > path_mount+0xdc5/0x10e0 fs/namespace.c:4151 > do_mount fs/namespace.c:4172 [inline] > __do_sys_mount fs/namespace.c:4361 [inline] > __se_sys_mount+0x31d/0x420 fs/namespace.c:4338 > do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] > do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > RIP: 0033:0x7ffa37dbda0a > > [...] Here is the summary with links: - [f2fs-dev] f2fs: fix to do sanity check on dcc->discard_cmd_cnt conditionally https://git.kernel.org/jaegeuk/f2fs/c/2ab98eba8bc8 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html