cgroup: fork rejected by pids controller in /system.slice/ssh.service
WARNING: CPU: 0 PID: 22552 at kernel/cgroup/cgroup.c:2992 cgroup_apply_control_disable+0x424/0x500 kernel/cgroup/cgroup.c:2992
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 22552 Comm: syz-executor.1 Not tainted 4.19.134-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+0x1fc/0x2fe lib/dump_stack.c:118
 panic+0x26a/0x50e kernel/panic.c:186
 __warn.cold+0x20/0x61 kernel/panic.c:541
 report_bug+0x262/0x2b0 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:178 [inline]
 fixup_bug arch/x86/kernel/traps.c:173 [inline]
 do_error_trap+0x1d7/0x310 arch/x86/kernel/traps.c:296
 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:1038
RIP: 0010:cgroup_apply_control_disable+0x424/0x500 kernel/cgroup/cgroup.c:2992
Code: 49 8d 7d 08 48 89 f8 48 c1 e8 03 0f b6 04 18 84 c0 74 08 3c 03 0f 8e 9f 00 00 00 45 0f b7 6d 08 e9 6b fe ff ff e8 fc ff 05 00 <0f> 0b e9 af fd ff ff 48 83 c4 30 5b 5d 41 5c 41 5d 41 5e 41 5f e9
RSP: 0018:ffff8880906b78a8 EFLAGS: 00010293
RAX: ffff88808f99c0c0 RBX: dffffc0000000000 RCX: ffffffff8163acf1
RDX: 0000000000000000 RSI: ffffffff8163af44 RDI: 0000000000000007
RBP: ffff88808595d540 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000007 R11: 0000000000000000 R12: 0000000000000008
R13: 0000000000000002 R14: ffffffff88df7980 R15: ffff8880941d6500
 cgroup_finalize_control kernel/cgroup/cgroup.c:3059 [inline]
 rebind_subsystems+0x48a/0xbf0 kernel/cgroup/cgroup.c:1682
 cgroup_setup_root+0x499/0xb20 kernel/cgroup/cgroup.c:1953
 cgroup1_mount+0x6af/0x10a8 kernel/cgroup/cgroup-v1.c:1233
 cgroup_mount+0x17e/0xb10 kernel/cgroup/cgroup.c:2080
 mount_fs+0xa3/0x30c fs/super.c:1261
 vfs_kern_mount.part.0+0x68/0x470 fs/namespace.c:961
 vfs_kern_mount fs/namespace.c:951 [inline]
 do_new_mount fs/namespace.c:2469 [inline]
 do_mount+0x113c/0x2f10 fs/namespace.c:2799
 ksys_mount+0xcf/0x130 fs/namespace.c:3015
 __do_sys_mount fs/namespace.c:3029 [inline]
 __se_sys_mount fs/namespace.c:3026 [inline]
 __x64_sys_mount+0xba/0x150 fs/namespace.c:3026
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x45edba
Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 2d 8c 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 0a 8c fb ff c3 66 0f 1f 84 00 00 00 00 00
RSP: 002b:00007fff0f850bc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fff0f850c20 RCX: 000000000045edba
RDX: 00000000004cb109 RSI: 00000000004c0fa5 RDI: 00000000004c0f68
RBP: 0000000000000000 R08: 00000000004cfec0 R09: 000000000000001c
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000417e50
R13: 00007fff0f850e48 R14: 0000000000000000 R15: 0000000000000000
Kernel Offset: disabled
Rebooting in 86400 seconds..