syzbot


WARNING in hfsplus_ext_write_extent

Status: auto-obsoleted due to no activity on 2023/11/22 16:42
Subsystems: hfs
[Documentation on labels]
Reported-by: syzbot+41264293e62d9074e4a8@syzkaller.appspotmail.com
First crash: 541d, last: 281d
Discussions (1)
Title Replies (including bot) Last reply
[syzbot] WARNING in hfsplus_ext_write_extent 0 (1) 2022/11/28 10:03
Similar bugs (2)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream WARNING in hfsplus_ext_write_extent (2) hfs 1 153d 152d 0/26 auto-obsoleted due to no activity on 2024/03/29 06:17
linux-6.1 WARNING in hfsplus_ext_write_extent 1 387d 387d 0/3 auto-obsoleted due to no activity on 2023/08/23 09:09

Sample crash report:
------------[ cut here ]------------
DEBUG_LOCKS_WARN_ON(lock->magic != lock)
WARNING: CPU: 1 PID: 12 at kernel/locking/mutex.c:582 __mutex_lock_common+0x1a3e/0x2530 kernel/locking/mutex.c:582
Modules linked in:
CPU: 1 PID: 12 Comm: kworker/u4:1 Not tainted 6.5.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023
Workqueue: writeback wb_workfn (flush-7:0)
RIP: 0010:__mutex_lock_common+0x1a3e/0x2530 kernel/locking/mutex.c:582
Code: 04 28 84 c0 0f 85 82 08 00 00 83 3d 73 da d2 03 00 0f 85 00 e7 ff ff 48 c7 c7 00 83 0a 8b 48 c7 c6 a0 83 0a 8b e8 02 02 8d f6 <0f> 0b e9 e6 e6 ff ff e8 16 b7 3a f6 e9 59 fb ff ff 0f 0b e9 bd f0
RSP: 0018:ffffc900001171e0 EFLAGS: 00010246
RAX: 25182448ad956b00 RBX: 0000000000000000 RCX: ffff888016a6d940
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000117360 R08: ffffffff8152d442 R09: 1ffff92000022db4
R10: dffffc0000000000 R11: fffff52000022db5 R12: 0000000000000000
R13: dffffc0000000000 R14: 0000000000000000 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555556816938 CR3: 0000000037159000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __mutex_lock kernel/locking/mutex.c:747 [inline]
 mutex_lock_nested+0x1b/0x20 kernel/locking/mutex.c:799
 hfsplus_ext_write_extent+0x8e/0x1f0 fs/hfsplus/extents.c:149
 hfsplus_write_inode+0x22/0x5e0 fs/hfsplus/super.c:154
 write_inode fs/fs-writeback.c:1456 [inline]
 __writeback_single_inode+0x69b/0xfa0 fs/fs-writeback.c:1668
 writeback_sb_inodes+0x8e3/0x11d0 fs/fs-writeback.c:1894
 wb_writeback+0x44d/0xc60 fs/fs-writeback.c:2070
 wb_do_writeback fs/fs-writeback.c:2217 [inline]
 wb_workfn+0x400/0xff0 fs/fs-writeback.c:2257
 process_one_work+0x92c/0x12c0 kernel/workqueue.c:2600
 worker_thread+0xa63/0x1210 kernel/workqueue.c:2751
 kthread+0x2b8/0x350 kernel/kthread.c:389
 ret_from_fork+0x2e/0x60 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304
 </TASK>

Crashes (26):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2023/08/14 16:42 upstream 2ccdd1b13c59 39990d51 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_ext_write_extent
2023/05/24 19:20 upstream 9d646009f65d 4bce1a3e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_ext_write_extent
2023/05/19 22:12 upstream cbd6ac3837cd 96689200 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_ext_write_extent
2023/04/24 16:37 upstream 457391b03803 fdc18293 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_ext_write_extent
2023/03/16 06:11 upstream 9c1bec9c0b08 18b58603 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_ext_write_extent
2023/03/02 07:41 upstream ee3f96b16468 f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_ext_write_extent
2023/02/11 12:56 upstream 420b2d431d18 93e26d60 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_ext_write_extent
2023/02/09 04:00 upstream 0983f6bf2bfc 14a312c8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_ext_write_extent
2022/11/27 15:53 upstream faf68e3523c2 f4470a7b .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_ext_write_extent
2023/04/06 14:19 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 59caa87f9dfb 08707520 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in hfsplus_ext_write_extent
2023/02/09 17:45 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci eaed33698e35 07980f9d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in hfsplus_ext_write_extent
2023/02/05 00:24 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ca72d58361ee be607b78 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in hfsplus_ext_write_extent
2023/02/04 23:41 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ca72d58361ee be607b78 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in hfsplus_ext_write_extent
2023/02/03 05:40 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ca72d58361ee 16d19e30 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in hfsplus_ext_write_extent
2023/01/04 21:34 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a5541c0811a0 1dac8c7a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in hfsplus_ext_write_extent
2023/01/03 21:28 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a5541c0811a0 1dac8c7a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in hfsplus_ext_write_extent
2022/12/30 18:07 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a5541c0811a0 44712fbc .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in hfsplus_ext_write_extent
2022/12/30 05:44 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a5541c0811a0 44712fbc .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in hfsplus_ext_write_extent
2022/12/29 08:14 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a5541c0811a0 44712fbc .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in hfsplus_ext_write_extent
2022/12/24 23:38 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a5541c0811a0 9da18ae8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in hfsplus_ext_write_extent
2022/12/23 18:01 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a5541c0811a0 9da18ae8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in hfsplus_ext_write_extent
2022/12/16 23:47 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a5541c0811a0 05494336 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in hfsplus_ext_write_extent
2022/12/15 09:28 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a5541c0811a0 6f9c033e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in hfsplus_ext_write_extent
2022/12/12 07:20 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a5541c0811a0 67be1ae7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in hfsplus_ext_write_extent
2022/12/12 02:20 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a5541c0811a0 67be1ae7 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in hfsplus_ext_write_extent
2022/12/08 10:18 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a5541c0811a0 1034e5fa .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in hfsplus_ext_write_extent
* Struck through repros no longer work on HEAD.