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WARNING in btrfs_remove_chunk

Status: upstream: reported C repro on 2022/11/30 08:16
Labels: btrfs (incorrect?)
Reported-by: syzbot+e8582cc16881ec70a430@syzkaller.appspotmail.com
First crash: 180d, last: 4d19h

Cause bisection: failed (error log, bisect log)
▶ ▼ Discussions (3)
Title Replies (including bot) Last reply
[syzbot] Monthly btrfs report (Apr 2023) 0 (1) 2023/04/27 10:13
[syzbot] [btrfs] Monthly Report 1 (2) 2023/03/27 13:42
[syzbot] WARNING in btrfs_remove_chunk 0 (1) 2022/11/30 08:16
▶ ▼ Similar bugs (2)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-5.15 WARNING in btrfs_remove_chunk origin:lts-only C 13 22d 73d 0/3 upstream: reported C repro on 2023/03/17 14:37
linux-6.1 WARNING in btrfs_remove_chunk origin:lts-only C 10 31d 59d 0/3 upstream: reported C repro on 2023/03/31 00:47

Sample crash report:
BTRFS: Transaction aborted (error -28)
WARNING: CPU: 1 PID: 9892 at fs/btrfs/volumes.c:3182 btrfs_remove_chunk+0x164d/0x1a80 fs/btrfs/volumes.c:3182
Modules linked in:
CPU: 1 PID: 9892 Comm: syz-executor373 Not tainted 6.3.0-rc4-syzkaller-00051-g8bb95a1662f8 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
RIP: 0010:btrfs_remove_chunk+0x164d/0x1a80 fs/btrfs/volumes.c:3182
Code: 48 c7 c7 c0 69 2a 8b 44 89 fe e8 3e fd c2 fd 0f 0b e9 2d fe ff ff e8 32 e6 fa fd 48 c7 c7 c0 69 2a 8b 44 89 fe e8 23 fd c2 fd <0f> 0b e9 3a fe ff ff e8 17 e6 fa fd 48 c7 c7 c0 69 2a 8b 44 89 fe
RSP: 0018:ffffc9000e037900 EFLAGS: 00010246
RAX: f7d8891a884d4a00 RBX: ffff88801eae8001 RCX: ffff88802031d7c0
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffffc9000e037ab0 R08: ffffffff81526c82 R09: ffffed101730515b
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff11003970bf0
R13: dffffc0000000000 R14: 0000000000000000 R15: ffffffffffffffe4
FS:  00007ff2b3774700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ff2ab799000 CR3: 000000007912d000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 btrfs_relocate_chunk+0x252/0x350 fs/btrfs/volumes.c:3305
 __btrfs_balance+0x1b06/0x2690 fs/btrfs/volumes.c:3995
 btrfs_balance+0xbdf/0x1120 fs/btrfs/volumes.c:4379
 btrfs_ioctl_balance+0x493/0x7c0 fs/btrfs/ioctl.c:3592
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:870 [inline]
 __se_sys_ioctl+0xf1/0x160 fs/ioctl.c:856
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7ff2b37d1a49
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 91 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ff2b3774208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007ff2b3854788 RCX: 00007ff2b37d1a49
RDX: 0000000020000480 RSI: 00000000c4009420 RDI: 0000000000000004
RBP: 00007ff2b3854780 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff2b385478c
R13: 00007ffd4e24e5df R14: 00007ff2b3774300 R15: 0000000000022000
 </TASK>

Crashes (193):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets Manager Title
2023/03/31 04:29 upstream 8bb95a1662f8 f325deb0 .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs WARNING in btrfs_remove_chunk
2022/11/30 01:43 upstream ca57f02295f1 579a3740 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/05/24 10:57 linux-next 715abedee4cd 4bce1a3e .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-linux-next-kasan-gce-root WARNING in btrfs_remove_chunk
2023/01/18 21:42 linux-next f3381a7baf5c 42660d9e .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-linux-next-kasan-gce-root WARNING in btrfs_remove_chunk
2023/03/31 03:51 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 59caa87f9dfb f325deb0 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-gce-arm64 WARNING in btrfs_remove_chunk
2023/01/26 04:08 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2e84eedb182e 9dfcf09c .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-gce-arm64 WARNING in btrfs_remove_chunk
2022/11/30 18:02 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci cdb931b58ff5 4c2a66e8 .config console log report syz [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-gce-arm64 WARNING in btrfs_remove_chunk
2023/05/25 03:01 upstream 9d646009f65d 4bce1a3e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/05/06 01:06 upstream 7163a2111f6c de870ca5 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/26 19:01 upstream 5c7ecada25d2 8d843721 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/26 15:37 upstream 0cfd8703e7da 8d843721 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/26 10:57 upstream 0cfd8703e7da 8d843721 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/25 21:41 upstream 173ea743bf7a 65320f8e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/25 07:40 upstream 1a0beef98b58 65320f8e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/24 21:37 upstream 1a0beef98b58 fdc18293 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/24 16:55 upstream 457391b03803 fdc18293 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/24 12:24 upstream 457391b03803 fdc18293 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/23 21:44 upstream 457391b03803 2b32bd34 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/23 00:47 upstream 2caeeb9d4a1b 2b32bd34 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/22 16:53 upstream 8e41e0a57566 2b32bd34 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/22 09:38 upstream 8e41e0a57566 2b32bd34 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/21 19:45 upstream 2af3e53a4dc0 2b32bd34 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/19 06:28 upstream af67688dca57 94b4184e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/19 05:13 upstream af67688dca57 d931e9f0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/18 04:36 upstream 6a8f57ae2eb0 436577a9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/17 23:11 upstream 6a8f57ae2eb0 436577a9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/17 14:23 upstream 6a8f57ae2eb0 c6ec7083 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/15 01:49 upstream 95abc817ab3a ec410564 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/13 19:21 upstream de4664485abb 3cfcaa1b .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/13 02:16 upstream 0bcc40255504 82d5e53e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/12 11:50 upstream e62252bc55b6 1a1596b6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/10 22:58 upstream 0d3eb744aed4 71147e29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/10 13:34 upstream 09a9639e56c0 71147e29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/10 11:24 upstream 09a9639e56c0 71147e29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/10 07:47 upstream 09a9639e56c0 71147e29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/08 11:25 upstream aa318c48808c 71147e29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/08 04:26 upstream aa318c48808c 71147e29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/06 18:41 upstream 99ddf2254feb 08707520 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/06 16:57 upstream 99ddf2254feb 08707520 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/04 19:04 upstream 148341f0a2f5 928dd177 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/03 03:48 upstream 6ab608fe852b f325deb0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/01 21:26 upstream 7b50567bdcad f325deb0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/04/01 18:09 upstream 7b50567bdcad f325deb0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/03/30 16:18 upstream ffe78bbd5121 f325deb0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/03/28 23:58 upstream fcd476ea6a88 fc067f05 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/03/28 08:46 upstream 3a93e40326c8 47f3aaf1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/03/26 15:35 upstream da8e7da11e4b fbf0499a .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/03/23 11:05 upstream fff5a5e7f528 f94b4a29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/03/21 17:53 upstream 17214b70a159 8b4eb097 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/03/20 23:34 upstream 7d31677bb7b1 7939252e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root WARNING in btrfs_remove_chunk
2023/02/19 03:20 upstream 38f8ccde04a3 bcdf85f8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in btrfs_remove_chunk
2022/12/13 02:57 upstream 3a28c2c89f4b 67be1ae7 .config console log report info ci-qemu-upstream WARNING in btrfs_remove_chunk
2022/11/29 23:47 upstream ca57f02295f1 579a3740 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_remove_chunk
2023/03/22 11:00 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe15c26ee26e d846e076 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in btrfs_remove_chunk
* Struck through repros no longer work on HEAD.