syzbot


WARNING in hfsplus_free_extents

Status: upstream: reported C repro on 2022/12/05 08:02
Subsystems: hfs
[Documentation on labels]
Reported-by: syzbot+8c0bc9f818702ff75b76@syzkaller.appspotmail.com
First crash: 878d, last: 6d21h
Cause bisection: failed (error log, bisect log)
  
Discussions (1)
Title Replies (including bot) Last reply
[syzbot] WARNING in hfsplus_free_extents 0 (3) 2023/01/31 21:25
Similar bugs (3)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-6.1 WARNING in hfsplus_free_extents origin:upstream C error 35 6d06h 593d 0/3 upstream: reported C repro on 2023/09/15 03:08
linux-4.19 WARNING in hfsplus_free_extents hfsplus C 29 786d 863d 0/1 upstream: reported C repro on 2022/12/19 07:06
linux-5.15 WARNING in hfsplus_free_extents origin:upstream C error 17 26d 713d 0/3 upstream: reported C repro on 2023/05/17 17:56
Last patch testing requests (10)
Created Duration User Patch Repo Result
2025/03/19 15:54 33m retest repro upstream OK log
2025/03/19 15:54 28m retest repro git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci report log
2025/03/19 15:54 26m retest repro upstream report log
2025/03/19 15:54 17m retest repro upstream report log
2025/03/19 15:54 27m retest repro upstream OK log
2025/01/27 17:40 18m retest repro upstream OK log
2025/01/27 17:40 17m retest repro upstream OK log
2025/01/27 17:40 17m retest repro upstream OK log
2025/01/27 17:40 18m retest repro upstream OK log
2025/01/27 17:40 1h14m retest repro upstream OK log

Sample crash report:
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5919 at fs/hfsplus/extents.c:346 hfsplus_free_extents+0x708/0xae0 fs/hfsplus/extents.c:346
Modules linked in:
CPU: 0 UID: 0 PID: 5919 Comm: syz-executor359 Not tainted 6.13.0-rc6-syzkaller-00036-gfbfd64d25c7a #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:hfsplus_free_extents+0x708/0xae0 fs/hfsplus/extents.c:346
Code: cb 44 89 ef 89 de e8 e7 c7 22 ff 41 39 dd 75 22 49 83 c7 28 e8 19 c6 22 ff 41 bc 05 00 00 00 e9 de f9 ff ff e8 09 c6 22 ff 90 <0f> 0b 90 e9 7d f9 ff ff 44 89 ef 89 de e8 b6 c7 22 ff 41 29 dd 73
RSP: 0018:ffffc900040df730 EFLAGS: 00010293
RAX: ffffffff827cadc7 RBX: ffff8880249e5820 RCX: ffff888026e53c00
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff88802e186048
RBP: ffff88802e184000 R08: ffff88802e18604f R09: 1ffff11005c30c09
R10: dffffc0000000000 R11: ffffed1005c30c0a R12: dffffc0000000000
R13: 000000000000014e R14: 000000000000014e R15: ffff888022348018
FS:  00007fc019e886c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000002000d000 CR3: 0000000020fc6000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 hfsplus_file_truncate+0x86c/0xc70 fs/hfsplus/extents.c:592
 hfsplus_write_begin+0xa4/0xb0 fs/hfsplus/inode.c:50
 cont_expand_zero fs/buffer.c:2504 [inline]
 cont_write_begin+0x32b/0xb40 fs/buffer.c:2567
 hfsplus_write_begin+0x68/0xb0 fs/hfsplus/inode.c:46
 generic_cont_expand_simple+0x18f/0x2b0 fs/buffer.c:2468
 hfsplus_setattr+0x16d/0x270 fs/hfsplus/inode.c:258
 notify_change+0xbca/0xe90 fs/attr.c:552
 do_truncate+0x220/0x310 fs/open.c:65
 vfs_truncate+0x2e1/0x3b0 fs/open.c:111
 do_sys_truncate+0xdb/0x190 fs/open.c:134
 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: 0033:0x7fc019f13ad9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fc019e88218 EFLAGS: 00000246 ORIG_RAX: 000000000000004c
RAX: ffffffffffffffda RBX: 00007fc019f9c6e8 RCX: 00007fc019f13ad9
RDX: 00007fc019eed146 RSI: 0000000000100004 RDI: 0000000020000000
RBP: 00007fc019f9c6e0 R08: 00007ffec04906b7 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc019f6874c
R13: 0031656c69662f2e R14: 0030656c69662f2e R15: 0032656c69662f2e
 </TASK>

Crashes (377):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/01/07 08:26 upstream fbfd64d25c7a f3558dbf .config strace log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs WARNING in hfsplus_free_extents
2024/05/14 04:23 upstream cd97950cbcab fdb4c10c .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-gce-smack-root WARNING in hfsplus_free_extents
2024/02/20 10:01 upstream b401b621758e 3af7dd65 .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-badwrites-root WARNING in hfsplus_free_extents
2024/01/17 04:42 upstream 052d534373b7 2a7bcc7f .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-gce-selinux-root WARNING in hfsplus_free_extents
2024/01/17 02:31 upstream 052d534373b7 2a7bcc7f .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-gce-root WARNING in hfsplus_free_extents
2024/04/15 07:57 upstream 72374d71c315 c8349e48 .config console log report syz C [disk image (non-bootable)] [vmlinux] [kernel image] [mounted in repro] ci-qemu-upstream WARNING in hfsplus_free_extents
2023/09/02 09:15 linux-next a47fc304d2b6 696ea0d2 .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-linux-next-kasan-gce-root WARNING in hfsplus_free_extents
2024/04/07 08:31 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 707081b61156 ca620dd8 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-gce-arm64 WARNING in hfsplus_free_extents
2023/05/27 20:10 linux-next 715abedee4cd cf184559 .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-linux-next-kasan-gce-root WARNING in hfsplus_free_extents
2024/03/02 20:48 upstream 5ad3cb0ed525 25905f5d .config console log report syz [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-gce-smack-root WARNING in hfsplus_free_extents
2024/01/23 12:34 upstream 5d9248eed480 1c0ecc51 .config console log report syz [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-gce-selinux-root WARNING in hfsplus_free_extents
2023/01/13 08:35 upstream c757fc92a3f7 96166539 .config console log report syz [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-gce-smack-root WARNING in hfsplus_free_extents
2023/07/09 03:00 linux-next 123212f53f3e 668cb1fa .config console log report syz [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-linux-next-kasan-gce-root WARNING in hfsplus_free_extents
2023/11/25 15:49 upstream 0f5cc96c367f 5b429f39 .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-gce-selinux-root WARNING in hfsplus_free_extents
2023/10/12 09:33 upstream 8182d7a3f1b8 83165b57 .config console log report syz [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-gce-selinux-root WARNING in hfsplus_free_extents
2025/04/23 17:59 upstream bc3372351d0c 73a168d0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_free_extents
2025/04/15 19:39 upstream 1a1d569a75f3 23b969b7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_free_extents
2025/04/11 01:27 upstream 2eb959eeecc6 1ef3ab4d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_free_extents
2025/04/06 14:08 upstream f4d2ef48250a 1c65791e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_free_extents
2025/04/03 14:55 upstream a1b5bd45d4ee 996a9618 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_free_extents
2025/03/29 21:53 upstream 7d06015d936c d3999433 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_free_extents
2025/03/05 15:42 upstream 48a5eed9ad58 60f5d8d9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_free_extents
2025/02/24 06:50 upstream d082ecbc71e9 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_free_extents
2025/02/16 10:31 upstream ad1b832bf1cf 40a34ec9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_free_extents
2025/02/14 03:21 upstream 68763b29e0a6 d9a046cf .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_free_extents
2025/02/09 16:38 upstream 9946eaf552b1 ef44b750 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_free_extents
2025/02/08 17:43 upstream 8f6629c004b1 ef44b750 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_free_extents
2025/02/06 05:09 upstream 92514ef226f5 577d049b .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_free_extents
2025/01/30 01:49 upstream 805ba04cb7cc 136953f1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_free_extents
2025/01/13 06:21 upstream be548645527a 6dbc6a9b .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_free_extents
2025/01/07 05:34 upstream fbfd64d25c7a f3558dbf .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_free_extents
2025/01/06 23:43 upstream 5428dc1906dd f3558dbf .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_free_extents
2025/01/03 20:46 upstream 0bc21e701a6f f3558dbf .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_free_extents
2025/01/03 02:54 upstream 0bc21e701a6f d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_free_extents
2025/01/03 00:39 upstream 0bc21e701a6f d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_free_extents
2025/01/02 05:30 upstream 56e6a3499e14 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_free_extents
2025/01/01 00:10 upstream ccb98ccef0e5 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_free_extents
2024/12/30 04:47 upstream 4099a71718b0 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_free_extents
2024/12/28 21:53 upstream fd0584d220fe d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_free_extents
2024/12/19 19:38 upstream baaa2567a712 5905cb39 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_free_extents
2024/12/15 17:07 upstream 2d8308bf5b67 7cbfbb3a .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_free_extents
2024/12/13 21:54 upstream 243f750a2df0 7cbfbb3a .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_free_extents
2024/12/07 20:03 upstream b5f217084ab3 9ac0fdc6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_free_extents
2024/12/05 09:43 upstream feffde684ac2 29f61fce .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_free_extents
2024/11/26 06:07 upstream 2c22dc1ee3a1 a84878fc .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in hfsplus_free_extents
2024/11/24 06:16 upstream 9f16d5e6f220 68da6d95 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in hfsplus_free_extents
2024/11/23 16:42 upstream 228a1157fb9f 68da6d95 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in hfsplus_free_extents
2024/11/23 10:19 upstream 06afb0f36106 68da6d95 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in hfsplus_free_extents
2024/11/23 01:30 upstream 06afb0f36106 68da6d95 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_free_extents
2024/11/22 09:53 upstream 28eb75e178d3 4b25d554 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in hfsplus_free_extents
2024/11/22 09:48 upstream 28eb75e178d3 4b25d554 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in hfsplus_free_extents
2024/11/22 06:42 upstream fcc79e1714e8 4b25d554 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in hfsplus_free_extents
2024/11/21 21:26 upstream fcc79e1714e8 4b25d554 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in hfsplus_free_extents
2024/11/21 01:17 upstream bf9aa14fc523 4fca1650 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in hfsplus_free_extents
2024/11/17 08:23 upstream b5a24181e461 cfe3a04a .config strace log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs WARNING in hfsplus_free_extents
2024/11/13 21:48 upstream f1b785f4c787 bb3f8425 .config console log report syz / log [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs WARNING in hfsplus_free_extents
2024/09/07 17:54 upstream b31c44928842 9750182a .config console log report syz / log [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-gce-root WARNING in hfsplus_free_extents
2024/06/09 08:13 upstream 771ed66105de 82c05ab8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in hfsplus_free_extents
2024/05/28 21:14 upstream e0cce98fe279 34889ee3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root WARNING in hfsplus_free_extents
2023/11/10 16:07 upstream 89cdf9d55601 45e9b83e .config console log report syz [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-gce-smack-root WARNING in hfsplus_free_extents
2023/10/31 09:18 upstream 14ab6d425e80 b5729d82 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs WARNING in hfsplus_free_extents
2023/10/20 14:38 upstream ce55c22ec8b2 a42250d2 .config strace log report syz [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-gce-root WARNING in hfsplus_free_extents
2023/08/13 07:53 upstream ae545c3283dc 39990d51 .config console log report syz [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs WARNING in hfsplus_free_extents
2023/08/01 10:22 upstream 5d0c230f1de8 2a0d0f29 .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-gce-smack-root WARNING in hfsplus_free_extents
2023/08/01 05:16 upstream 5d0c230f1de8 2a0d0f29 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs WARNING in hfsplus_free_extents
2023/07/17 05:09 upstream 20edcec23f92 35d9ecc5 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-gce-root WARNING in hfsplus_free_extents
2023/06/22 13:56 upstream dad9774deaf1 09ffe269 .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-gce-root WARNING in hfsplus_free_extents
2023/06/17 08:45 upstream 1639fae5132b f3921d4d .config strace log report syz [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs WARNING in hfsplus_free_extents
2023/05/05 11:09 upstream 3c4aa4434377 518a39a6 .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-gce-root WARNING in hfsplus_free_extents
2023/03/19 09:16 upstream a3671bd86a97 7939252e .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-gce-root WARNING in hfsplus_free_extents
2023/01/31 21:24 upstream 22b8077d0fce b68fb8d6 .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs WARNING in hfsplus_free_extents
2022/12/24 23:20 upstream 72a85e2b0a1e 9da18ae8 .config console log report syz [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs WARNING in hfsplus_free_extents
2022/12/14 16:07 upstream e2ca6ba6ba01 b18f0a64 .config console log report syz [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs WARNING in hfsplus_free_extents
2024/11/17 23:00 upstream f66d6acccbc0 cfe3a04a .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in hfsplus_free_extents
2024/05/10 09:13 upstream 448b3fe5a0ea 375932ce .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 WARNING in hfsplus_free_extents
2022/12/04 10:49 upstream c2bf05db6c78 e080de16 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfsplus_free_extents
2025/01/13 09:29 linux-next 7b4b9bf203da 6dbc6a9b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in hfsplus_free_extents
2025/01/01 04:01 linux-next 8155b4ef3466 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in hfsplus_free_extents
2024/12/28 19:07 linux-next 8155b4ef3466 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in hfsplus_free_extents
2024/12/19 15:51 linux-next 8503810115fb 1d58202c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in hfsplus_free_extents
2024/12/03 07:30 linux-next f486c8aa16b8 578925bc .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in hfsplus_free_extents
2025/03/26 04:13 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a2392f333575 89d30d73 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in hfsplus_free_extents
2025/02/21 08:46 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e6747d19291c 0808a665 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in hfsplus_free_extents
2025/02/11 14:56 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2014c95afece f2baddf5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in hfsplus_free_extents
* Struck through repros no longer work on HEAD.