------------[ cut here ]------------ WARNING: CPU: 0 PID: 8258 at kernel/cgroup/cgroup.c:3104 cgroup_ss_mask kernel/cgroup/cgroup.c:445 [inline] WARNING: CPU: 0 PID: 8258 at kernel/cgroup/cgroup.c:3104 cgroup_apply_control_disable+0x131/0x150 kernel/cgroup/cgroup.c:3107 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 8258 Comm: syz-executor.3 Not tainted 5.9.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0xa3/0xc8 lib/dump_stack.c:118 panic+0x135/0x31a kernel/panic.c:231 __warn.cold.13+0x20/0x20 kernel/panic.c:600 report_bug+0xc0/0xf0 lib/bug.c:198 handle_bug+0x35/0x90 arch/x86/kernel/traps.c:234 exc_invalid_op+0x13/0x60 arch/x86/kernel/traps.c:254 asm_exc_invalid_op+0x12/0x20 arch/x86/include/asm/idtentry.h:536 RIP: 0010:cgroup_apply_control_disable+0x131/0x150 kernel/cgroup/cgroup.c:3104 Code: 3b e8 13 96 ff ff 84 c0 75 84 e9 69 ff ff ff 48 89 df e8 22 bb ff ff e9 72 ff ff ff 49 8b 84 24 80 02 00 00 0f b7 40 08 eb c1 <0f> 0b eb 8e 48 83 c4 08 5b 5d 41 5c 41 5d 41 5e 41 5f c3 66 90 66 RSP: 0018:ffffc90002b6fce8 EFLAGS: 00010202 RAX: ffff88810f6aa800 RBX: ffff88810f6aa800 RCX: 0000000000000001 RDX: 0000000000000000 RSI: ffffffff83e751c7 RDI: 0000000000000282 RBP: ffffffff843e1d00 R08: 0000000000000001 R09: 0000000000000001 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88810f674000 R13: ffff88810f674000 R14: ffffffff843e1d28 R15: ffffffff843ef520 cgroup_finalize_control kernel/cgroup/cgroup.c:3171 [inline] rebind_subsystems+0x198/0x3f0 kernel/cgroup/cgroup.c:1743 cgroup_setup_root+0x151/0x3a0 kernel/cgroup/cgroup.c:1977 cgroup1_root_to_use kernel/cgroup/cgroup-v1.c:1190 [inline] cgroup1_get_tree+0x41d/0x690 kernel/cgroup/cgroup-v1.c:1207 vfs_get_tree+0x1d/0xb0 fs/super.c:1549 do_new_mount fs/namespace.c:2875 [inline] path_mount+0x6e9/0xa60 fs/namespace.c:3203 do_mount+0x70/0x90 fs/namespace.c:3216 __do_sys_mount fs/namespace.c:3424 [inline] __se_sys_mount fs/namespace.c:3401 [inline] __x64_sys_mount+0xbf/0xe0 fs/namespace.c:3401 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x45f72a Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 cd 8b fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 aa 8b fb ff c3 66 0f 1f 84 00 00 00 00 00 RSP: 002b:00007ffd0f012e78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007ffd0f012ed0 RCX: 000000000045f72a RDX: 00000000004cbd9e RSI: 00000000004c18a5 RDI: 00000000004c1868 RBP: 0000000000000000 R08: 00000000004d0bb8 R09: 000000000000001c R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000418760 R13: 00007ffd0f0130f8 R14: 0000000000000000 R15: 0000000000000000 Kernel Offset: disabled Rebooting in 86400 seconds..