------------[ cut here ]------------ WARNING: CPU: 1 PID: 6479 at kernel/bpf/cgroup.c:938 bpf_cgroup_link_release.part.0+0x147/0x180 kernel/bpf/cgroup.c:938 Modules linked in: CPU: 1 PID: 6479 Comm: syz-executor.0 Not tainted 5.19.0-rc6-syzkaller-00290-g8f3184b95116 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/29/2022 RIP: 0010:bpf_cgroup_link_release.part.0+0x147/0x180 kernel/bpf/cgroup.c:938 Code: ff ff 5b 5d 41 5c e9 68 ee e1 ff e8 63 ee e1 ff 48 c7 c7 40 c3 dc 8b e8 c7 db e0 07 5b 5d 41 5c e9 4e ee e1 ff e8 49 ee e1 ff <0f> 0b e9 45 ff ff ff e8 8d aa 2e 00 e9 18 ff ff ff e8 83 aa 2e 00 RSP: 0018:ffffc90013dd7cb8 EFLAGS: 00010212 RAX: 00000000000000b7 RBX: ffff88807f5adb00 RCX: ffffc900032a1000 RDX: 0000000000040000 RSI: ffffffff81987dd7 RDI: 0000000000000005 RBP: 00000000fffffff4 R08: 0000000000000005 R09: 0000000000000000 R10: 00000000fffffff4 R11: 0000000000000001 R12: ffff88807f5adb68 R13: 1ffff920027bafa3 R14: ffff88807f5adb00 R15: ffffc90013dd7de8 FS: 00007fd4a7a65700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f62c676d058 CR3: 0000000073b32000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: bpf_cgroup_link_release kernel/bpf/cgroup.c:927 [inline] bpf_cgroup_link_detach+0x38/0x50 kernel/bpf/cgroup.c:959 link_detach kernel/bpf/syscall.c:4645 [inline] __sys_bpf+0x2138/0x5700 kernel/bpf/syscall.c:5006 __do_sys_bpf kernel/bpf/syscall.c:5021 [inline] __se_sys_bpf kernel/bpf/syscall.c:5019 [inline] __x64_sys_bpf+0x75/0xb0 kernel/bpf/syscall.c:5019 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+0x63/0xcd RIP: 0033:0x7fd4a6889109 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:00007fd4a7a65168 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007fd4a699bf60 RCX: 00007fd4a6889109 RDX: 0000000000000004 RSI: 0000000020000040 RDI: 0000000000000022 RBP: 00007fd4a7a651d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffc9bb011ff R14: 00007fd4a7a65300 R15: 0000000000022000