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KASAN: wild-memory-access Read in hfsplus_bnode_dump

Status: upstream: reported C repro on 2023/04/17 05:34
Subsystems: hfs
[Documentation on labels]
Reported-by: syzbot+f687659f3c2acfa34201@syzkaller.appspotmail.com
First crash: 761d, last: 86d
Cause bisection: failed (error log, bisect log)
  
Fix bisection: failed (error log, bisect log)
  
▶ ▼ Discussions (1)
Title Replies (including bot) Last reply
[syzbot] [hfs?] KASAN: wild-memory-access Read in hfsplus_bnode_dump 0 (2) 2023/05/25 20:03
▶ ▼ Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-6.1 KASAN: wild-memory-access Read in hfsplus_bnode_dump origin:upstream C error 26 92d 685d 0/3 upstream: reported C repro on 2023/06/26 13:24
▶ ▼ Last patch testing requests (10)
Created Duration User Patch Repo Result
2025/05/11 05:03 23m retest repro upstream report log
2025/05/11 05:02 21m retest repro upstream report log
2025/05/11 05:03 13m retest repro upstream report log
2025/05/09 16:12 5h56m retest repro git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci error
2025/05/09 16:12 5h42m retest repro git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci error
2025/05/09 16:12 19m retest repro git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci report log
2025/05/09 10:25 1h01m retest repro upstream report log
2025/05/09 09:19 15m retest repro upstream report log
2025/05/09 09:19 15m retest repro upstream report log
2025/02/28 12:22 30m retest repro git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci report log
▶ ▼ Fix bisection attempts (3)
Created Duration User Patch Repo Result
2023/10/07 08:15 21m bisect fix upstream error job log
2023/09/03 04:58 1h24m bisect fix upstream OK (0) job log log
2023/06/26 23:43 1h02m bisect fix upstream OK (0) job log log

Sample crash report:
loop0: detected capacity change from 0 to 1024
hfsplus: request for non-existent node 65030 in B*Tree
hfsplus: request for non-existent node 65030 in B*Tree
==================================================================
BUG: KASAN: wild-memory-access in memcpy_from_page include/linux/highmem.h:417 [inline]
BUG: KASAN: wild-memory-access in hfsplus_bnode_read fs/hfsplus/bnode.c:32 [inline]
BUG: KASAN: wild-memory-access in hfsplus_bnode_read_u16 fs/hfsplus/bnode.c:45 [inline]
BUG: KASAN: wild-memory-access in hfsplus_bnode_dump+0x403/0xbb0 fs/hfsplus/bnode.c:305
Read of size 2 at addr 000508800000103e by task syz-executor357/5830

CPU: 0 UID: 0 PID: 5830 Comm: syz-executor357 Not tainted 6.13.0-rc1-syzkaller-00002-gcdd30ebb1b9f #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 print_report+0xe8/0x550 mm/kasan/report.c:492
 kasan_report+0x143/0x180 mm/kasan/report.c:602
 kasan_check_range+0x282/0x290 mm/kasan/generic.c:189
 __asan_memcpy+0x29/0x70 mm/kasan/shadow.c:105
 memcpy_from_page include/linux/highmem.h:417 [inline]
 hfsplus_bnode_read fs/hfsplus/bnode.c:32 [inline]
 hfsplus_bnode_read_u16 fs/hfsplus/bnode.c:45 [inline]
 hfsplus_bnode_dump+0x403/0xbb0 fs/hfsplus/bnode.c:305
 hfsplus_brec_remove+0x42c/0x4f0 fs/hfsplus/brec.c:229
 __hfsplus_delete_attr+0x275/0x450 fs/hfsplus/attributes.c:299
 hfsplus_delete_all_attrs+0x26b/0x3d0 fs/hfsplus/attributes.c:378
 hfsplus_delete_cat+0xb33/0xf80 fs/hfsplus/catalog.c:425
 hfsplus_unlink+0x363/0x790 fs/hfsplus/dir.c:385
 hfsplus_rename+0xc8/0x1c0 fs/hfsplus/dir.c:547
 vfs_rename+0xbdd/0xf00 fs/namei.c:5067
 do_renameat2+0xd94/0x13f0 fs/namei.c:5224
 __do_sys_renameat2 fs/namei.c:5258 [inline]
 __se_sys_renameat2 fs/namei.c:5255 [inline]
 __x64_sys_renameat2+0xce/0xe0 fs/namei.c:5255
 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: 0033:0x7f9b56fcdad9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 17 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:00007ffe46ec9538 EFLAGS: 00000246 ORIG_RAX: 000000000000013c
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9b56fcdad9
RDX: 0000000000000004 RSI: 00000000200000c0 RDI: 0000000000000005
RBP: 00007f9b570415f0 R08: 0000000000000000 R09: 00005555673af4c0
R10: 0000000020000180 R11: 0000000000000246 R12: 00007ffe46ec9560
R13: 00007ffe46ec9788 R14: 431bde82d7b634db R15: 00007f9b5701603b
 </TASK>
==================================================================

Crashes (418):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/12/03 17:55 upstream cdd30ebb1b9f 578925bc .config strace log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-gce-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2024/08/13 03:34 upstream d74da846046a 7b0f4b46 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs KASAN: wild-memory-access Read in hfsplus_bnode_dump
2024/05/21 03:39 upstream daa121128a2d c0f1611a .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs KASAN: wild-memory-access Read in hfsplus_bnode_dump
2024/02/07 13:12 upstream 6d280f4d760e 6404acf9 .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/02/02 22:09 upstream 69e858e0b8b2 568559e4 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] [mounted in repro] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2024/11/21 06:27 upstream 8f7c8b88bda4 4b25d554 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] [mounted in repro] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2024/06/17 15:23 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ac2193b4b460 f429ab00 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-gce-arm64 BUG: unable to handle kernel paging request in hfsplus_bnode_dump
2024/05/21 03:10 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fda5695d692c c0f1611a .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-gce-arm64 BUG: unable to handle kernel paging request in hfsplus_bnode_dump
2024/02/04 21:40 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 41bccc98fb79 a67b2c42 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-gce-arm64 KASAN: use-after-free Read in hfsplus_bnode_dump
2023/10/11 18:14 upstream 1c8b86a3799f 83165b57 .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-gce-smack-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2023/05/25 20:03 upstream 933174ae28ba 0513b3e6 .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/01/21 03:03 upstream ffd294d346d1 6e87cfa2 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/02/14 07:42 upstream ab68d7eb7b1a d9a046cf .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/02/14 05:59 upstream ab68d7eb7b1a d9a046cf .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/02/12 08:18 upstream 09fbf3d50205 f2baddf5 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/02/11 12:24 upstream febbc555cf0f 43f51a00 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/02/10 18:58 upstream a64dcfb451e2 43f51a00 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/02/10 16:46 upstream a64dcfb451e2 43f51a00 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/02/10 06:26 upstream 69b54314c975 ef44b750 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/02/09 18:56 upstream 9946eaf552b1 ef44b750 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/02/09 11:12 upstream 9946eaf552b1 ef44b750 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/02/09 10:05 upstream 9946eaf552b1 ef44b750 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/02/07 12:22 upstream bb066fe812d6 a4f327c2 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/02/06 17:51 upstream 92514ef226f5 1e1faf27 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/02/06 06:45 upstream 92514ef226f5 577d049b .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/02/06 02:13 upstream 92514ef226f5 577d049b .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/02/05 10:03 upstream 5c8c229261f1 5896748e .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/02/05 00:52 upstream d009de7d5428 44c01590 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/02/02 21:34 upstream 69e858e0b8b2 568559e4 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/02/02 17:22 upstream 69e858e0b8b2 568559e4 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/02/02 07:31 upstream 69e858e0b8b2 568559e4 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/02/01 22:43 upstream 69e858e0b8b2 0dff8567 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/02/01 02:40 upstream 69e858e0b8b2 aa47157c .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/01/31 10:09 upstream b4b0881156fb 4c6ac32f .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/01/30 15:04 upstream 72deda0abee6 e961d16c .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/01/30 05:10 upstream 805ba04cb7cc afe4eff5 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/01/29 22:25 upstream 805ba04cb7cc d03b0c97 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/01/29 01:24 upstream 805ba04cb7cc 865ef71e .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/01/28 15:53 upstream 805ba04cb7cc ac37c1f8 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/01/27 13:31 upstream c2da8b3f914f d99a33ad .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/01/27 05:55 upstream c2da8b3f914f 9fbd772e .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/01/27 02:26 upstream c2da8b3f914f 9fbd772e .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/01/26 17:04 upstream aa22f4da2a46 9fbd772e .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/01/26 14:42 upstream aa22f4da2a46 9fbd772e .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/01/26 07:25 upstream 405057718a1f 9fbd772e .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/01/26 02:01 upstream 405057718a1f 9fbd772e .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/01/25 23:49 upstream 405057718a1f 9fbd772e .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/01/25 15:47 upstream b46c89c08f41 9fbd772e .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/01/25 13:41 upstream b46c89c08f41 9fbd772e .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/01/25 04:24 upstream b46c89c08f41 9fbd772e .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/01/25 01:47 upstream bc8198dc7ebc 1293872d .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/01/24 18:11 upstream bc8198dc7ebc 1293872d .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/01/24 09:44 upstream e0b1f5914274 521b0ce3 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/01/23 22:08 upstream 21266b8df522 f6a35ef3 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/01/23 10:20 upstream df60eac9efe8 9d4f14f8 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/01/22 11:54 upstream c4b9570cfb63 da72ac06 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/01/22 02:13 upstream 95ec54a420b8 da72ac06 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/01/21 11:22 upstream 3d3a9c8b89d4 6e87cfa2 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/01/21 08:42 upstream 3d3a9c8b89d4 6e87cfa2 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/01/20 21:35 upstream ffd294d346d1 6e87cfa2 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/01/20 18:26 upstream ffd294d346d1 6e87cfa2 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2023/04/11 17:45 upstream 0d3eb744aed4 49faf98d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs KASAN: wild-memory-access Read in hfsplus_bnode_dump
2025/02/08 01:59 linux-next ed58d103e6da a4f327c2 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root KASAN: wild-memory-access Read in hfsplus_bnode_dump
2024/12/15 19:39 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2e7aff49b5da 7cbfbb3a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 KASAN: slab-out-of-bounds Read in hfsplus_bnode_dump
2024/12/12 07:37 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2e7aff49b5da ff949d25 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 KASAN: slab-out-of-bounds Read in hfsplus_bnode_dump
2024/11/05 11:59 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 46f782153ea2 509da429 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 BUG: unable to handle kernel paging request in hfsplus_bnode_dump
2024/02/04 21:24 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 41bccc98fb79 a67b2c42 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 KASAN: use-after-free Read in hfsplus_bnode_dump
* Struck through repros no longer work on HEAD.