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: 3d04h, last: 1d08h
Bug presence (2)
Date Name Commit Repro Result
2026/01/26 lts (merge base) 0bf1a02494c7 C [report] WARNING in collect_domain_accesses
2026/01/26 upstream (ToT) 63804fed149a C Failed due to an error; will retry later
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 6 34d 35d 0/2 upstream: reported C repro on 2025/12/24 23:42
upstream WARNING in collect_domain_accesses lsm -1 C done 3 617d 629d 25/29 fixed on 2024/06/11 03:41
linux-6.1 WARNING in collect_domain_accesses origin:lts-only -1 C inconclusive 40 14h05m 50d 0/3 upstream: reported C repro on 2025/12/10 07:54
upstream WARNING in collect_domain_accesses (2) lsm -1 C 10 49d 49d 0/29 upstream: reported C repro on 2025/12/11 06:22

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 (8):
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
2026/01/27 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.