RAX: ffffffffffffffda RBX: 00007f2bb5173030 RCX: 00007f2bb5060059 RDX: 0000000000000004 RSI: 0000000020000040 RDI: 0000000000000022 RBP: 00007f2bb39b41d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffe30465bbf R14: 00007f2bb39b4300 R15: 0000000000022000 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 22950 at kernel/bpf/cgroup.c:899 bpf_cgroup_link_release.part.0+0x147/0x180 kernel/bpf/cgroup.c:899 Modules linked in: CPU: 1 PID: 22950 Comm: syz-executor.4 Not tainted 5.16.0-syzkaller-11655-ge5313968c41b #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:bpf_cgroup_link_release.part.0+0x147/0x180 kernel/bpf/cgroup.c:899 Code: ff ff 5b 5d 41 5c e9 28 bf e2 ff e8 23 bf e2 ff 48 c7 c7 e0 74 bc 8b e8 37 23 b6 07 5b 5d 41 5c e9 0e bf e2 ff e8 09 bf e2 ff <0f> 0b e9 45 ff ff ff e8 1d 65 2a 00 e9 18 ff ff ff e8 13 65 2a 00 RSP: 0018:ffffc900049d7c78 EFLAGS: 00010246 RAX: 0000000000040000 RBX: ffff88807ac64200 RCX: ffffc90003d33000 RDX: 0000000000040000 RSI: ffffffff819596e7 RDI: 0000000000000003 RBP: 00000000fffffff4 R08: 0000000000000000 R09: ffffffff8bcd4cd3 R10: ffffffff8195962b R11: 0000000000000000 R12: ffff88807ac64268 R13: ffff88807ac64200 R14: ffffffff81959770 R15: ffffc900049d7de8 FS: 00007f2bb39b4700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2c224000 CR3: 000000005400e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: bpf_cgroup_link_release kernel/bpf/cgroup.c:888 [inline] bpf_cgroup_link_detach+0x38/0x50 kernel/bpf/cgroup.c:920 link_detach kernel/bpf/syscall.c:4399 [inline] __sys_bpf+0x28d3/0x59a0 kernel/bpf/syscall.c:4729 __do_sys_bpf kernel/bpf/syscall.c:4744 [inline] __se_sys_bpf kernel/bpf/syscall.c:4742 [inline] __x64_sys_bpf+0x75/0xb0 kernel/bpf/syscall.c:4742 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f2bb5060059 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f2bb39b4168 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007f2bb5173030 RCX: 00007f2bb5060059 RDX: 0000000000000004 RSI: 0000000020000040 RDI: 0000000000000022 RBP: 00007f2bb39b41d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffe30465bbf R14: 00007f2bb39b4300 R15: 0000000000022000