Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f5b8e3db038 EFLAGS: 00000246 ORIG_RAX: 00000000000001be RAX: ffffffffffffffda RBX: 00007f5b8d7b6160 RCX: 00007f5b8d58e169 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 RBP: 00007f5b8e3db090 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 00007f5b8d7b6160 R15: 00007fff36ab3ab8 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7516 at security/landlock/domain.h:133 landlock_free_hierarchy_details security/landlock/domain.h:133 [inline] WARNING: CPU: 0 PID: 7516 at security/landlock/domain.h:133 landlock_put_hierarchy security/landlock/domain.h:168 [inline] WARNING: CPU: 0 PID: 7516 at security/landlock/domain.h:133 free_ruleset+0x1f3/0x250 security/landlock/ruleset.c:490 Modules linked in: CPU: 0 UID: 0 PID: 7516 Comm: syz.2.342 Not tainted 6.15.0-rc2-syzkaller-00404-g8560697b23dc #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 RIP: 0010:landlock_free_hierarchy_details security/landlock/domain.h:133 [inline] RIP: 0010:landlock_put_hierarchy security/landlock/domain.h:168 [inline] RIP: 0010:free_ruleset+0x1f3/0x250 security/landlock/ruleset.c:490 Code: 89 ff e8 b0 5c 6c fd 49 8b 1f 4c 89 ff e8 75 ba 60 fd 48 85 db 74 36 e8 ab 1d 02 fd 49 89 df e9 34 ff ff ff e8 9e 1d 02 fd 90 <0f> 0b 90 eb c2 e8 93 1d 02 fd eb 1c bf 01 00 00 00 89 ee e8 c5 21 RSP: 0018:ffffc9000ae97dd8 EFLAGS: 00010293 RAX: ffffffff84c09e62 RBX: 0000000000000000 RCX: ffff888034cd3c00 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 1ffff110051edea4 R08: ffffffff84c1a9ff R09: 1ffff110051edea1 R10: dffffc0000000000 R11: ffffed10051edea2 R12: ffff888028f6f520 R13: dffffc0000000000 R14: ffff88804a54f400 R15: ffff888028f6f500 FS: 00007f5b8e3db6c0(0000) GS:ffff888124f9a000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5b8e3daf98 CR3: 000000004c7f8000 CR4: 0000000000350ef0 Call Trace: landlock_put_ruleset security/landlock/ruleset.c:498 [inline] __free_landlock_put_ruleset security/landlock/ruleset.h:200 [inline] landlock_merge_ruleset+0x6d8/0x900 security/landlock/ruleset.c:577 __do_sys_landlock_restrict_self security/landlock/syscalls.c:549 [inline] __se_sys_landlock_restrict_self+0x2ce/0x7d0 security/landlock/syscalls.c:479 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xf3/0x210 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f5b8d58e169 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f5b8e3db038 EFLAGS: 00000246 ORIG_RAX: 00000000000001be RAX: ffffffffffffffda RBX: 00007f5b8d7b6160 RCX: 00007f5b8d58e169 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 RBP: 00007f5b8e3db090 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 00007f5b8d7b6160 R15: 00007fff36ab3ab8 ---------------- Code disassembly (best guess), 1 bytes skipped: 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 0f 1f 40 00 nopl 0x0(%rax) 10: 48 89 f8 mov %rdi,%rax 13: 48 89 f7 mov %rsi,%rdi 16: 48 89 d6 mov %rdx,%rsi 19: 48 89 ca mov %rcx,%rdx 1c: 4d 89 c2 mov %r8,%r10 1f: 4d 89 c8 mov %r9,%r8 22: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 27: 0f 05 syscall * 29: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 2f: 73 01 jae 0x32 31: c3 ret 32: 48 c7 c1 a8 ff ff ff mov $0xffffffffffffffa8,%rcx 39: f7 d8 neg %eax 3b: 64 89 01 mov %eax,%fs:(%rcx) 3e: 48 rex.W