From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f200.google.com (mail-il1-f200.google.com [209.85.166.200]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A3BAC148FE6 for ; Sat, 5 Apr 2025 16:41:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.200 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743871265; cv=none; b=OI3HNmgK05QMYqAeA+By1xY7Uv3d9hJHWHIcvYyaDldhC8rYa4dZ6BYc1HXEFV3p/IxEqKTIjKw7mIcfV31hoSan0m9BuWLLNeze4a2SLgnSnjmS2/irPKfHlh5S7lrNOPBYf7GLAFmWVw7yHNzr+Y852Zzu5WbjnrWo+8rZzlE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743871265; c=relaxed/simple; bh=Wi1zXJuu0EpxebXp4YZuq9S/jUxxwx+NeW+ChMWDk2k=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=bTGobcN9ogjlJe8cyItVjmy0IJIEJnyhZI1+2RzIroh+U93Djls9cTkR7yOR7IrfxKdaaMfF5bb+KLOyJHgCBswpGtNdidKvq/wFcAA+ONX3rYor+vIoyS53sZ4ktiApZBXdwaWnIQhRfc+9Sfa6PSYcNt4l3T2JHdSrROKwBLo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.166.200 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-il1-f200.google.com with SMTP id e9e14a558f8ab-3d5da4fd946so62448075ab.1 for ; Sat, 05 Apr 2025 09:41:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1743871262; x=1744476062; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=SZTTV880KNljTGyZvXnRSqRqeFoZe/G1FVCwNvgjteQ=; b=fJGfbcbBqj9Sj0s4XSc3CjnWZlrUuuWogvvDjhtmBd8pTc15OBRIKPhvOiNmS5lk2x 5pBOvmsBm2h5Yz2rtD5yywedXfiiW3l1n7vxSsGfsBRW336TeCmdU9xOgVrI1fR7FxcL kz1YHQXJI1vbuGKUNflp5S4KwE56qn1OwOoY4tAZnbuGn8vy2h+5PiWbnW7pqC+brDiJ jfyMp0HPIh6yD5fJkkNK7+t5Gmu+RZIP49j6DeqsDy9wgVmv+uo2s//FwNvctWO2LX8I DoGh6s1A2W4/jGMf9fH3rNyjahWD2PB9MVoYINGtGcW7ufV9AWaYKSFuNwqtUOXVFhYS qSkQ== X-Gm-Message-State: AOJu0Yz/Q2Up1GPnQtxd12MYl82uDhSFi/PEGHKb6CyVJfKETsqvN3cd yPzeNuLm2TPxU7fiIZYtxZaD/yGS9X4RasVxoG8A23Gojoa8wyU/TdqoYPm6dL7PV8lzbfRxv6v zJgqSBQO3hesHG5KFPAMiN9yFiiv5EkgUM/y/bZwscVmtFz3WG1QPRmA= X-Google-Smtp-Source: AGHT+IEgpi4mzYlbhipkT0bVGpVehav5fWRQeRaZhQvueIcY+C7J2FLg2smp1VxZQDwRdh4fIjM4kYRzrFVcVdsHiRXagA+5E0eE Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:2484:b0:3d5:8923:faa5 with SMTP id e9e14a558f8ab-3d6ec536c51mr34147445ab.10.1743871262748; Sat, 05 Apr 2025 09:41:02 -0700 (PDT) Date: Sat, 05 Apr 2025 09:41:02 -0700 In-Reply-To: <20250405161353.1209514-1-richard120310@gmail.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <67f15d1e.050a0220.0a13.0241.GAE@google.com> Subject: Re: [syzbot] [bcachefs?] kernel BUG in bch2_journal_replay (2) From: syzbot To: linux-kernel@vger.kernel.org, richard120310@gmail.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: kernel BUG in bch2_journal_replay bcachefs (loop0): bch2_btree_update_start(): error EIO bcachefs: replay_now_at() seq = 4294967295, replay_journal_seq = 18374686479671623691 ------------[ cut here ]------------ kernel BUG at fs/bcachefs/recovery.c:131! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5813 Comm: syz.0.16 Not tainted 6.13.0-rc7-syzkaller-00160-gad26fc09dabf-dirty #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:replay_now_at fs/bcachefs/recovery.c:131 [inline] RIP: 0010:bch2_journal_replay+0x2ae5/0x2b10 fs/bcachefs/recovery.c:347 Code: fd 90 0f 0b e8 8c 9d 54 fd 90 0f 0b e8 84 9d 54 fd 90 0f 0b e8 7c 9d 54 fd 90 0f 0b e8 74 9d 54 fd 90 0f 0b e8 6c 9d 54 fd 90 <0f> 0b e8 64 9d 54 fd 90 0f 0b e8 5c 9d 54 fd 90 0f 0b e8 54 9d 54 RSP: 0018:ffffc900028d7180 EFLAGS: 00010293 RAX: ffffffff844ae504 RBX: ff0000000000000b RCX: ffff888000c9a440 RDX: 0000000000000000 RSI: 00000000ffffffff RDI: ff0000000000000b RBP: ffffc900028d7478 R08: ffffffff844adb29 R09: 1ffff9200051adcc R10: dffffc0000000000 R11: fffff5200051adcd R12: ffff88804b4cabb8 R13: dffffc0000000000 R14: ffff88804b4cabc0 R15: 00000000ffffffff FS: 00007ff25c6246c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055bfa0a02048 CR3: 000000003f8a4000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: bch2_run_recovery_pass+0xf0/0x1e0 fs/bcachefs/recovery_passes.c:191 bch2_run_recovery_passes+0x3a7/0x880 fs/bcachefs/recovery_passes.c:244 bch2_fs_recovery+0x25cc/0x39d0 fs/bcachefs/recovery.c:862 bch2_fs_start+0x356/0x5b0 fs/bcachefs/super.c:1037 bch2_fs_get_tree+0xd68/0x1710 fs/bcachefs/fs.c:2170 vfs_get_tree+0x90/0x2b0 fs/super.c:1814 do_new_mount+0x2be/0xb40 fs/namespace.c:3511 do_mount fs/namespace.c:3851 [inline] __do_sys_mount fs/namespace.c:4061 [inline] __se_sys_mount+0x2d6/0x3c0 fs/namespace.c:4038 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff25b7874ca Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ff25c623e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007ff25c623ef0 RCX: 00007ff25b7874ca RDX: 00000000200058c0 RSI: 0000000020000140 RDI: 00007ff25c623eb0 RBP: 00000000200058c0 R08: 00007ff25c623ef0 R09: 0000000000004800 R10: 0000000000004800 R11: 0000000000000246 R12: 0000000020000140 R13: 00007ff25c623eb0 R14: 0000000000005a31 R15: 0000000020000180 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:replay_now_at fs/bcachefs/recovery.c:131 [inline] RIP: 0010:bch2_journal_replay+0x2ae5/0x2b10 fs/bcachefs/recovery.c:347 Code: fd 90 0f 0b e8 8c 9d 54 fd 90 0f 0b e8 84 9d 54 fd 90 0f 0b e8 7c 9d 54 fd 90 0f 0b e8 74 9d 54 fd 90 0f 0b e8 6c 9d 54 fd 90 <0f> 0b e8 64 9d 54 fd 90 0f 0b e8 5c 9d 54 fd 90 0f 0b e8 54 9d 54 RSP: 0018:ffffc900028d7180 EFLAGS: 00010293 RAX: ffffffff844ae504 RBX: ff0000000000000b RCX: ffff888000c9a440 RDX: 0000000000000000 RSI: 00000000ffffffff RDI: ff0000000000000b RBP: ffffc900028d7478 R08: ffffffff844adb29 R09: 1ffff9200051adcc R10: dffffc0000000000 R11: fffff5200051adcd R12: ffff88804b4cabb8 R13: dffffc0000000000 R14: ffff88804b4cabc0 R15: 00000000ffffffff FS: 00007ff25c6246c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055bfa0a02048 CR3: 000000003f8a4000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Tested on: commit: ad26fc09 Merge tag 'mm-hotfixes-stable-2025-01-16-21-1.. git tree: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git console output: https://syzkaller.appspot.com/x/log.txt?x=14532b4c580000 kernel config: https://syzkaller.appspot.com/x/.config?x=aadf89e2f6db86cc dashboard link: https://syzkaller.appspot.com/bug?extid=a3885f6d294f83923567 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=175e423f980000