syzbot


WARNING in collect_domain_accesses

Status: premoderation: reported C repro on 2026/01/26 13:29
Bug presence: origin:lts
[Documentation on labels]
Reported-by: syzbot+4e06393292feb44b6db2@syzkaller.appspotmail.com
First crash: 50d, last: 8d17h
Bug presence (2)
Date Name Commit Repro Result
2026/01/26 lts (merge base) 0bf1a02494c7 C [report] WARNING in collect_domain_accesses
2026/02/10 upstream (ToT) 8a5203c630c6 C Didn't crash
Similar bugs (4)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-6.6 WARNING in collect_domain_accesses origin:lts-only -1 C error 20 5d06h 83d 0/2 upstream: reported C repro on 2025/12/24 23:42
upstream WARNING in collect_domain_accesses lsm -1 C done 3 664d 676d 25/29 fixed on 2024/06/11 03:41
linux-6.1 WARNING in collect_domain_accesses origin:lts-only -1 C inconclusive 66 8d16h 97d 0/3 upstream: reported C repro on 2025/12/10 07:54
upstream WARNING in collect_domain_accesses (2) lsm -1 C 10 97d 96d 0/29 auto-obsoleted due to no activity on 2026/02/18 21:41
Last patch testing requests (4)
Created Duration User Patch Repo Result
2026/02/17 02:05 11m retest repro android16-6.12 report log
2026/02/17 02:05 10m retest repro android16-6.12 report log
2026/02/17 02:05 7m retest repro android16-6.12 report log
2026/02/17 02:05 8m retest repro android16-6.12 report log

Sample crash report:
------------[ cut here ]------------
WARNING: CPU: 1 PID: 382 at security/landlock/fs.c:1025 collect_domain_accesses+0x327/0x390 security/landlock/fs.c:1025
Modules linked in:
CPU: 1 UID: 0 PID: 382 Comm: syz.2.17 Not tainted syzkaller #0 946995d19d674f9300a5002509ea8fae89fb6511
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:collect_domain_accesses+0x327/0x390 security/landlock/fs.c:1025
Code: 9f 75 73 ff eb 08 e8 c8 cb 0a ff 41 b4 01 44 89 e0 48 83 c4 18 5b 41 5c 41 5d 41 5e 41 5f 5d e9 0f a3 23 03 cc e8 a9 cb 0a ff <0f> 0b 45 31 e4 eb cb e8 9d cb 0a ff 0f 0b eb d1 89 d9 80 e1 07 80
RSP: 0018:ffffc90000fafaf0 EFLAGS: 00010293
RAX: ffffffff827cbc57 RBX: ffff8881130c8000 RCX: ffff8881159a4c00
RDX: 0000000000000000 RSI: 0000000000002004 RDI: ffff8881130c8018
RBP: ffffc90000fafb30 R08: ffff8881159a4c00 R09: 0000000000000002
R10: 0000000000000002 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000002004 R14: 1ffffffff0e3f896 R15: dffffc0000000000
FS:  000055556d1aa500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b33f63fff CR3: 0000000114cc2000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 current_check_refer_path+0x8ee/0xd40 security/landlock/fs.c:1156
 hook_path_rename+0x44/0x60 security/landlock/fs.c:1404
 security_path_rename+0x1d8/0x2a0 security/security.c:2026
 do_renameat2+0x634/0xc40 fs/namei.c:5165
 __do_sys_renameat2 fs/namei.c:5212 [inline]
 __se_sys_renameat2 fs/namei.c:5209 [inline]
 __x64_sys_renameat2+0xdc/0x100 fs/namei.c:5209
 x64_sys_call+0x2e18/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:317
 do_syscall_x64 arch/x86/entry/common.c:47 [inline]
 do_syscall_64+0x57/0xf0 arch/x86/entry/common.c:78
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7fa9d619aeb9
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc8c2b63b8 EFLAGS: 00000246 ORIG_RAX: 000000000000013c
RAX: ffffffffffffffda RBX: 00007fa9d6415fa0 RCX: 00007fa9d619aeb9
RDX: 0000000000000003 RSI: 0000200000000540 RDI: 0000000000000003
RBP: 00007fa9d6208c1f R08: 0000000000000000 R09: 0000000000000000
R10: 0000200000000580 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fa9d6415fac R14: 00007fa9d6415fa0 R15: 00007fa9d6415fa0
 </TASK>
---[ end trace 0000000000000000 ]---

Crashes (17):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/01/28 08:54 android16-6.12 1c8fffa12a81 3029c699 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust WARNING in collect_domain_accesses
2026/01/26 15:07 android16-6.12 132542afc0ef a4c52dd6 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust WARNING in collect_domain_accesses
2026/01/26 14:35 android16-6.12 132542afc0ef a4c52dd6 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust WARNING in collect_domain_accesses
2026/01/26 14:03 android16-6.12 132542afc0ef a4c52dd6 .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust WARNING in collect_domain_accesses
2026/03/09 11:53 android16-6.12 f8e2ea1b4bbd 5cb44a80 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust WARNING in collect_domain_accesses
2026/03/09 11:53 android16-6.12 f8e2ea1b4bbd 5cb44a80 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust WARNING in collect_domain_accesses
2026/02/19 16:34 android16-6.12 879c70c90804 746545b8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust WARNING in collect_domain_accesses
2026/02/19 16:34 android16-6.12 879c70c90804 746545b8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust WARNING in collect_domain_accesses
2026/02/19 16:34 android16-6.12 879c70c90804 746545b8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust WARNING in collect_domain_accesses
2026/02/03 01:27 android16-6.12 12691bc9c3f1 d78927dd .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust WARNING in collect_domain_accesses
2026/02/03 01:26 android16-6.12 12691bc9c3f1 d78927dd .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust WARNING in collect_domain_accesses
2026/02/02 10:31 android16-6.12 c13babfee861 018ebef2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust WARNING in collect_domain_accesses
2026/02/02 10:31 android16-6.12 c13babfee861 018ebef2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust WARNING in collect_domain_accesses
2026/01/27 05:48 android16-6.12 0a08bd027b15 efb3e894 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust WARNING in collect_domain_accesses
2026/01/27 05:48 android16-6.12 0a08bd027b15 efb3e894 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust WARNING in collect_domain_accesses
2026/01/26 13:28 android16-6.12 132542afc0ef a4c52dd6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust WARNING in collect_domain_accesses
2026/01/26 13:28 android16-6.12 132542afc0ef a4c52dd6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-12-rust WARNING in collect_domain_accesses
* Struck through repros no longer work on HEAD.