Warning: Permanently added '10.128.10.35' (ECDSA) to the list of known hosts.
2022/06/09 07:28:23 parsed 1 programs
[   41.400746][   T23] kauditd_printk_skb: 65 callbacks suppressed
[   41.400750][   T23] audit: type=1400 audit(1654759703.739:148): avc:  denied  { mounton } for  pid=400 comm="syz-executor" path="/syzcgroup/unified" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=dir permissive=1
[   41.405520][  T400] cgroup: Unknown subsys name 'net'
[   41.435762][  T400] cgroup: Unknown subsys name 'devices'
[   41.441861][  T400] cgroup: Unknown subsys name 'hugetlb'
2022/06/09 07:28:23 executed programs: 0
[   41.447782][  T400] cgroup: Unknown subsys name 'rlimit'
[   41.453605][   T23] audit: type=1400 audit(1654759703.789:149): avc:  denied  { mounton } for  pid=400 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1
[   41.485133][   T23] audit: type=1400 audit(1654759703.789:150): avc:  denied  { mount } for  pid=400 comm="syz-executor" name="/" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=filesystem permissive=1
[   41.515529][   T23] audit: type=1400 audit(1654759703.789:151): avc:  denied  { mounton } for  pid=404 comm="syz-executor.0" path="/sys/fs/fuse/connections" dev="fusectl" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=dir permissive=1
[   41.540359][   T23] audit: type=1400 audit(1654759703.789:152): avc:  denied  { module_request } for  pid=404 comm="syz-executor.0" kmod="netdev-nr0" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1
[   41.594628][  T404] bridge0: port 1(bridge_slave_0) entered blocking state
[   41.602063][  T404] bridge0: port 1(bridge_slave_0) entered disabled state
[   41.609389][  T404] device bridge_slave_0 entered promiscuous mode
[   41.617491][  T404] bridge0: port 2(bridge_slave_1) entered blocking state
[   41.624524][  T404] bridge0: port 2(bridge_slave_1) entered disabled state
[   41.632004][  T404] device bridge_slave_1 entered promiscuous mode
[   41.657646][  T413] bridge0: port 1(bridge_slave_0) entered blocking state
[   41.664715][  T413] bridge0: port 1(bridge_slave_0) entered disabled state
[   41.672159][  T413] device bridge_slave_0 entered promiscuous mode
[   41.680946][  T413] bridge0: port 2(bridge_slave_1) entered blocking state
[   41.688096][  T413] bridge0: port 2(bridge_slave_1) entered disabled state
[   41.695471][  T413] device bridge_slave_1 entered promiscuous mode
[   41.711698][  T411] bridge0: port 1(bridge_slave_0) entered blocking state
[   41.718893][  T411] bridge0: port 1(bridge_slave_0) entered disabled state
[   41.726308][  T411] device bridge_slave_0 entered promiscuous mode
[   41.735787][  T411] bridge0: port 2(bridge_slave_1) entered blocking state
[   41.742918][  T411] bridge0: port 2(bridge_slave_1) entered disabled state
[   41.750312][  T411] device bridge_slave_1 entered promiscuous mode
[   41.760108][  T406] bridge0: port 1(bridge_slave_0) entered blocking state
[   41.768390][  T406] bridge0: port 1(bridge_slave_0) entered disabled state
[   41.775764][  T406] device bridge_slave_0 entered promiscuous mode
[   41.783508][  T409] bridge0: port 1(bridge_slave_0) entered blocking state
[   41.790924][  T409] bridge0: port 1(bridge_slave_0) entered disabled state
[   41.798383][  T409] device bridge_slave_0 entered promiscuous mode
[   41.808431][  T409] bridge0: port 2(bridge_slave_1) entered blocking state
[   41.815489][  T409] bridge0: port 2(bridge_slave_1) entered disabled state
[   41.822699][  T409] device bridge_slave_1 entered promiscuous mode
[   41.833272][  T415] bridge0: port 1(bridge_slave_0) entered blocking state
[   41.840373][  T415] bridge0: port 1(bridge_slave_0) entered disabled state
[   41.847816][  T415] device bridge_slave_0 entered promiscuous mode
[   41.854808][  T415] bridge0: port 2(bridge_slave_1) entered blocking state
[   41.862150][  T415] bridge0: port 2(bridge_slave_1) entered disabled state
[   41.869455][  T415] device bridge_slave_1 entered promiscuous mode
[   41.879705][  T406] bridge0: port 2(bridge_slave_1) entered blocking state
[   41.886852][  T406] bridge0: port 2(bridge_slave_1) entered disabled state
[   41.894208][  T406] device bridge_slave_1 entered promiscuous mode
[   41.944698][  T406] bridge0: port 2(bridge_slave_1) entered blocking state
[   41.951895][  T406] bridge0: port 2(bridge_slave_1) entered forwarding state
[   41.959288][  T406] bridge0: port 1(bridge_slave_0) entered blocking state
[   41.966316][  T406] bridge0: port 1(bridge_slave_0) entered forwarding state
[   42.032767][  T411] bridge0: port 2(bridge_slave_1) entered blocking state
[   42.039908][  T411] bridge0: port 2(bridge_slave_1) entered forwarding state
[   42.047355][  T411] bridge0: port 1(bridge_slave_0) entered blocking state
[   42.054381][  T411] bridge0: port 1(bridge_slave_0) entered forwarding state
[   42.068650][   T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[   42.076587][   T55] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[   42.085646][   T55] bridge0: port 1(bridge_slave_0) entered disabled state
[   42.092991][   T55] bridge0: port 2(bridge_slave_1) entered disabled state
[   42.100771][   T55] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[   42.120948][   T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[   42.129984][   T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[   42.138702][   T55] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[   42.146907][   T55] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[   42.179936][  T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[   42.187482][  T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[   42.194753][  T378] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[   42.204090][  T378] bridge0: port 1(bridge_slave_0) entered blocking state
[   42.211125][  T378] bridge0: port 1(bridge_slave_0) entered forwarding state
[   42.218994][  T378] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[   42.227207][  T378] bridge0: port 2(bridge_slave_1) entered blocking state
[   42.234226][  T378] bridge0: port 2(bridge_slave_1) entered forwarding state
[   42.241701][  T378] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[   42.249679][  T378] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[   42.287403][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[   42.294906][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[   42.302387][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[   42.311904][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[   42.320683][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[   42.329267][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[   42.337687][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[   42.346044][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[   42.353757][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[   42.362263][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[   42.370336][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[   42.378338][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[   42.386576][   T19] bridge0: port 1(bridge_slave_0) entered blocking state
[   42.393955][   T19] bridge0: port 1(bridge_slave_0) entered forwarding state
[   42.404600][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[   42.413270][   T19] bridge0: port 2(bridge_slave_1) entered blocking state
[   42.420352][   T19] bridge0: port 2(bridge_slave_1) entered forwarding state
[   42.427718][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[   42.435929][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[   42.443801][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[   42.452117][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[   42.460545][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[   42.468818][   T19] bridge0: port 1(bridge_slave_0) entered blocking state
[   42.475831][   T19] bridge0: port 1(bridge_slave_0) entered forwarding state
[   42.483455][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[   42.491727][   T19] bridge0: port 2(bridge_slave_1) entered blocking state
[   42.498801][   T19] bridge0: port 2(bridge_slave_1) entered forwarding state
[   42.506106][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[   42.513969][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[   42.522509][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[   42.546666][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[   42.554812][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[   42.563332][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[   42.572523][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[   42.581153][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[   42.589279][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[   42.597516][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[   42.605688][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[   42.613881][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[   42.622156][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[   42.630558][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[   42.638828][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[   42.647034][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[   42.655474][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[   42.663634][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[   42.671782][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[   42.680096][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[   42.687635][   T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[   42.705383][   T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[   42.712800][   T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[   42.721248][   T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[   42.729482][   T55] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[   42.737570][   T55] bridge0: port 1(bridge_slave_0) entered blocking state
[   42.744572][   T55] bridge0: port 1(bridge_slave_0) entered forwarding state
[   42.752132][   T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[   42.760341][   T55] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[   42.768498][   T55] bridge0: port 2(bridge_slave_1) entered blocking state
[   42.775617][   T55] bridge0: port 2(bridge_slave_1) entered forwarding state
[   42.783065][   T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[   42.791209][   T55] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[   42.799156][   T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[   42.807090][   T55] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[   42.815033][   T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[   42.823473][   T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[   42.831729][   T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[   42.839734][   T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[   42.848076][   T55] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[   42.861798][   T23] audit: type=1400 audit(1654759705.199:153): avc:  denied  { mount } for  pid=409 comm="syz-executor.2" name="/" dev="binder" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=filesystem permissive=1
[   42.892026][    T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[   42.900536][    T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[   42.909004][    T5] bridge0: port 1(bridge_slave_0) entered blocking state
[   42.916098][    T5] bridge0: port 1(bridge_slave_0) entered forwarding state
[   42.924261][    T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[   42.932942][    T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[   42.941912][    T5] bridge0: port 2(bridge_slave_1) entered blocking state
[   42.949103][    T5] bridge0: port 2(bridge_slave_1) entered forwarding state
[   42.957019][    T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[   42.964945][    T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[   42.973075][    T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[   42.981006][    T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[   42.995749][   T23] audit: type=1400 audit(1654759705.329:154): avc:  denied  { mounton } for  pid=434 comm="syz-executor.0" path="/root/syzkaller-testdir1428736283/syzkaller.1EEp4C/0/file0" dev="sda1" ino=1163 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1
[   43.031846][  T107] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[   43.047570][  T441] FAULT_INJECTION: forcing a failure.
[   43.047570][  T441] name failslab, interval 1, probability 0, space 0, times 1
[   43.055329][    T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[   43.066183][  T441] CPU: 1 PID: 441 Comm: syz-executor.1 Not tainted 5.10.117-syzkaller #0
[   43.072548][    T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[   43.077743][  T441] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   43.077747][  T441] Call Trace:
[   43.077760][  T441]  dump_stack_lvl+0x81/0xac
[   43.077765][  T441]  dump_stack+0x10/0x12
[   43.077768][  T441]  should_fail.cold+0x5/0xa
[   43.077773][  T441]  ? cgroup_exit_cftypes+0x150/0x150
[   43.077778][  T441]  ? percpu_ref_init+0xb6/0x300
[   43.077783][  T441]  __should_failslab+0xb6/0x100
[   43.077787][  T441]  should_failslab+0x9/0x20
[   43.077798][  T441]  kmem_cache_alloc_trace+0x2d/0x520
[   43.086175][    T5] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[   43.095728][  T441]  ? cgroup_exit_cftypes+0x150/0x150
[   43.095735][  T441]  percpu_ref_init+0xb6/0x300
[   43.095740][  T441]  cgroup_apply_control_enable+0x464/0xd60
[   43.095745][  T441]  cgroup_subtree_control_write+0x6d9/0xad0
[   43.095749][  T441]  ? __mod_memcg_state.part.0+0xb2/0x270
[   43.095752][  T441]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   43.095756][  T441]  cgroup_file_write+0x193/0x740
[   43.095762][  T441]  ? __kasan_check_write+0x14/0x20
[   43.095769][  T441]  ? cgroup_file_poll+0xd0/0xd0
[   43.099476][    T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[   43.103520][  T441]  ? __mutex_lock_slowpath+0x10/0x10
[   43.103526][  T441]  ? cgroup_file_poll+0xd0/0xd0
[   43.103533][  T441]  kernfs_fop_write_iter+0x2e4/0x460
[   43.103541][  T441]  new_sync_write+0x358/0x6d0
[   43.108282][    T5] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[   43.112801][  T441]  ? new_sync_read+0x6d0/0x6d0
[   43.112809][  T441]  ? fsnotify+0x1110/0x1110
[   43.112813][  T441]  ? rw_verify_area+0xc3/0x2b0
[   43.112817][  T441]  ? __fget_light.part.0+0x19d/0x330
[   43.112821][  T441]  vfs_write+0x4f5/0x750
[   43.112825][  T441]  ksys_write+0x111/0x210
[   43.112834][  T441]  ? __ia32_sys_read+0xa0/0xa0
[   43.118517][    T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[   43.123043][  T441]  ? debug_smp_processor_id+0x17/0x20
[   43.123049][  T441]  ? fpregs_assert_state_consistent+0x49/0xb0
[   43.123054][  T441]  __x64_sys_write+0x6e/0xb0
[   43.123058][  T441]  ? syscall_exit_to_user_mode+0x27/0x160
[   43.123065][  T441]  do_syscall_64+0x32/0x80
[   43.128147][    T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[   43.132388][  T441]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   43.132393][  T441] RIP: 0033:0x7fb841a360e9
[   43.132399][  T441] 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
[   43.132401][  T441] RSP: 002b:00007fb8419ac168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   43.137883][    T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[   43.145750][  T441] RAX: ffffffffffffffda RBX: 00007fb841b48f60 RCX: 00007fb841a360e9
[   43.145753][  T441] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   43.145755][  T441] RBP: 00007fb8419ac1d0 R08: 0000000000000000 R09: 0000000000000000
[   43.145757][  T441] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   43.145759][  T441] R13: 00007ffdd2c6dfbf R14: 00007fb8419ac300 R15: 0000000000022000
[   43.399520][    T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[   43.407809][    T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[   43.416735][  T445] FAULT_INJECTION: forcing a failure.
[   43.416735][  T445] name failslab, interval 1, probability 0, space 0, times 0
[   43.419823][    T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[   43.433413][  T445] CPU: 1 PID: 445 Comm: syz-executor.2 Not tainted 5.10.117-syzkaller #0
[   43.441914][    T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[   43.448844][  T445] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   43.448846][  T445] Call Trace:
[   43.448857][  T445]  dump_stack_lvl+0x81/0xac
[   43.448860][  T445]  dump_stack+0x10/0x12
[   43.448864][  T445]  should_fail.cold+0x5/0xa
[   43.448869][  T445]  __should_failslab+0xb6/0x100
[   43.448878][  T445]  should_failslab+0x9/0x20
[   43.456924][    T5] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[   43.467402][  T445]  __kmalloc_track_caller+0x63/0x380
[   43.467408][  T445]  ? __kernfs_new_node+0xaa/0x640
[   43.467415][  T445]  kstrdup_const+0x45/0x70
[   43.470823][    T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[   43.475337][  T445]  __kernfs_new_node+0xaa/0x640
[   43.475341][  T445]  ? kernfs_dop_revalidate+0x370/0x370
[   43.475347][  T445]  ? __this_cpu_preempt_check+0x13/0x20
[   43.475354][  T445]  ? snprintf+0x9e/0xd0
[   43.479893][    T5] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[   43.484614][  T445]  ? vsprintf+0x20/0x20
[   43.489716][    T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[   43.494051][  T445]  ? kernfs_fop_write_iter+0x2e4/0x460
[   43.494057][  T445]  ? __x64_sys_write+0x6e/0xb0
[   43.494061][  T445]  kernfs_new_node+0x79/0x110
[   43.494067][  T445]  ? __kasan_check_write+0x14/0x20
[   43.494073][  T445]  __kernfs_create_file+0x24/0x270
[   43.595002][  T445]  cgroup_addrm_files+0x2bd/0x810
[   43.600101][  T445]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   43.605359][  T445]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   43.610860][  T445]  ? __radix_tree_replace+0xd0/0x250
[   43.616641][  T445]  ? idr_replace+0x138/0x150
[   43.621468][  T445]  ? idr_get_next+0x130/0x130
[   43.626119][  T445]  css_populate_dir+0x17a/0x400
[   43.631156][  T445]  cgroup_apply_control_enable+0x3a7/0xd60
[   43.636936][  T445]  cgroup_subtree_control_write+0x6d9/0xad0
[   43.643181][  T445]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   43.649219][  T445]  ? __schedule+0x6ec/0x1910
[   43.653790][  T445]  cgroup_file_write+0x193/0x740
[   43.658693][  T445]  ? __kasan_check_write+0x14/0x20
[   43.663791][  T445]  ? cgroup_file_poll+0xd0/0xd0
[   43.668702][  T445]  ? __mutex_lock_slowpath+0x10/0x10
[   43.674053][  T445]  ? cgroup_file_poll+0xd0/0xd0
[   43.678870][  T445]  kernfs_fop_write_iter+0x2e4/0x460
[   43.684138][  T445]  new_sync_write+0x358/0x6d0
[   43.689037][  T445]  ? ww_mutex_lock+0x1b0/0x1b0
[   43.693798][  T445]  ? new_sync_read+0x6d0/0x6d0
[   43.698677][  T445]  ? fsnotify+0x1110/0x1110
[   43.703529][  T445]  ? rw_verify_area+0xc3/0x2b0
[   43.708391][  T445]  ? __fget_light.part.0+0x19d/0x330
[   43.713866][  T445]  vfs_write+0x4f5/0x750
[   43.718083][  T445]  ksys_write+0x111/0x210
[   43.722387][  T445]  ? __ia32_sys_read+0xa0/0xa0
[   43.727426][  T445]  ? debug_smp_processor_id+0x17/0x20
[   43.732886][  T445]  ? fpregs_assert_state_consistent+0x49/0xb0
[   43.739192][  T445]  __x64_sys_write+0x6e/0xb0
[   43.743754][  T445]  ? syscall_exit_to_user_mode+0x27/0x160
[   43.749455][  T445]  do_syscall_64+0x32/0x80
[   43.753866][  T445]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   43.759836][  T445] RIP: 0033:0x7f7124af40e9
[   43.764228][  T445] 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
[   43.784086][  T445] RSP: 002b:00007f7124a49168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   43.793862][  T445] RAX: ffffffffffffffda RBX: 00007f7124c07030 RCX: 00007f7124af40e9
[   43.802072][  T445] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   43.810118][  T445] RBP: 00007f7124a491d0 R08: 0000000000000000 R09: 0000000000000000
[   43.818318][  T445] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   43.826257][  T445] R13: 00007ffeae140eaf R14: 00007f7124a49300 R15: 0000000000022000
[   43.834963][   T23] audit: type=1400 audit(1654759706.179:155): avc:  denied  { append } for  pid=142 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1
[   43.861955][  T445] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   43.870435][   T23] audit: type=1400 audit(1654759706.179:156): avc:  denied  { open } for  pid=142 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1
[   43.895409][   T23] audit: type=1400 audit(1654759706.179:157): avc:  denied  { getattr } for  pid=142 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1
[   43.934034][  T454] FAULT_INJECTION: forcing a failure.
[   43.934034][  T454] name failslab, interval 1, probability 0, space 0, times 0
[   43.948871][  T454] CPU: 1 PID: 454 Comm: syz-executor.1 Not tainted 5.10.117-syzkaller #0
[   43.957459][  T454] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   43.967504][  T454] Call Trace:
[   43.970989][  T454]  dump_stack_lvl+0x81/0xac
[   43.975480][  T454]  dump_stack+0x10/0x12
[   43.979680][  T454]  should_fail.cold+0x5/0xa
[   43.984271][  T454]  ? cgroup_exit_cftypes+0x150/0x150
[   43.989637][  T454]  ? percpu_ref_init+0xb6/0x300
[   43.994583][  T454]  __should_failslab+0xb6/0x100
[   43.999618][  T454]  should_failslab+0x9/0x20
[   44.004228][  T454]  kmem_cache_alloc_trace+0x2d/0x520
[   44.009658][  T454]  ? cgroup_exit_cftypes+0x150/0x150
[   44.015070][  T454]  percpu_ref_init+0xb6/0x300
[   44.020504][  T454]  cgroup_apply_control_enable+0x464/0xd60
[   44.026293][  T454]  cgroup_subtree_control_write+0x6d9/0xad0
[   44.032423][  T454]  ? __mod_memcg_state.part.0+0xb2/0x270
[   44.038668][  T454]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   44.044981][  T454]  cgroup_file_write+0x193/0x740
[   44.049908][  T454]  ? __kasan_check_write+0x14/0x20
[   44.055012][  T454]  ? cgroup_file_poll+0xd0/0xd0
[   44.059856][  T454]  ? __mutex_lock_slowpath+0x10/0x10
[   44.065254][  T454]  ? cgroup_file_poll+0xd0/0xd0
[   44.070288][  T454]  kernfs_fop_write_iter+0x2e4/0x460
[   44.075570][  T454]  new_sync_write+0x358/0x6d0
[   44.080548][  T454]  ? new_sync_read+0x6d0/0x6d0
[   44.085406][  T454]  ? fsnotify+0x1110/0x1110
[   44.090292][  T454]  ? rw_verify_area+0xc3/0x2b0
[   44.095036][  T454]  ? __fget_light.part.0+0x19d/0x330
[   44.100387][  T454]  vfs_write+0x4f5/0x750
[   44.104609][  T454]  ksys_write+0x111/0x210
[   44.108907][  T454]  ? __ia32_sys_read+0xa0/0xa0
[   44.113679][  T454]  ? debug_smp_processor_id+0x17/0x20
[   44.120256][  T454]  ? fpregs_assert_state_consistent+0x49/0xb0
[   44.126300][  T454]  __x64_sys_write+0x6e/0xb0
[   44.131065][  T454]  ? syscall_exit_to_user_mode+0x27/0x160
[   44.136952][  T454]  do_syscall_64+0x32/0x80
[   44.141341][  T454]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   44.147376][  T454] RIP: 0033:0x7fb841a360e9
[   44.151761][  T454] 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
[   44.171798][  T454] RSP: 002b:00007fb8419ac168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   44.180551][  T454] RAX: ffffffffffffffda RBX: 00007fb841b48f60 RCX: 00007fb841a360e9
[   44.188564][  T454] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   44.196514][  T454] RBP: 00007fb8419ac1d0 R08: 0000000000000000 R09: 0000000000000000
[   44.204481][  T454] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   44.212689][  T454] R13: 00007ffdd2c6dfbf R14: 00007fb8419ac300 R15: 0000000000022000
[   44.244014][  T437] FAULT_INJECTION: forcing a failure.
[   44.244014][  T437] name failslab, interval 1, probability 0, space 0, times 0
[   44.256785][  T437] CPU: 0 PID: 437 Comm: syz-executor.0 Not tainted 5.10.117-syzkaller #0
[   44.265438][  T437] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   44.275665][  T437] Call Trace:
[   44.279030][  T437]  dump_stack_lvl+0x81/0xac
[   44.283520][  T437]  dump_stack+0x10/0x12
[   44.287796][  T437]  should_fail.cold+0x5/0xa
[   44.292464][  T437]  __should_failslab+0xb6/0x100
[   44.297615][  T437]  should_failslab+0x9/0x20
[   44.302289][  T437]  __kmalloc_track_caller+0x63/0x380
[   44.307848][  T437]  ? __kernfs_new_node+0xaa/0x640
[   44.313047][  T437]  kstrdup_const+0x45/0x70
[   44.317636][  T437]  __kernfs_new_node+0xaa/0x640
[   44.322703][  T437]  ? kernfs_dop_revalidate+0x370/0x370
[   44.328141][  T437]  ? snprintf+0x9e/0xd0
[   44.332282][  T437]  ? vsprintf+0x20/0x20
[   44.336418][  T437]  ? kernfs_fop_write_iter+0x2e4/0x460
[   44.341853][  T437]  ? __x64_sys_write+0x6e/0xb0
[   44.346609][  T437]  kernfs_new_node+0x79/0x110
[   44.351274][  T437]  ? __kasan_check_write+0x14/0x20
[   44.356565][  T437]  __kernfs_create_file+0x24/0x270
[   44.361800][  T437]  cgroup_addrm_files+0x2bd/0x810
[   44.366818][  T437]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   44.372276][  T437]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   44.377738][  T437]  ? __radix_tree_replace+0xd0/0x250
[   44.383568][  T437]  ? idr_replace+0x138/0x150
[   44.388306][  T437]  ? idr_get_next+0x130/0x130
[   44.392981][  T437]  css_populate_dir+0x17a/0x400
[   44.397951][  T437]  cgroup_apply_control_enable+0x3a7/0xd60
[   44.403753][  T437]  cgroup_subtree_control_write+0x6d9/0xad0
[   44.409822][  T437]  ? __mod_memcg_state.part.0+0xb2/0x270
[   44.415436][  T437]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   44.421526][  T437]  cgroup_file_write+0x193/0x740
[   44.426701][  T437]  ? __kasan_check_write+0x14/0x20
[   44.431793][  T437]  ? cgroup_file_poll+0xd0/0xd0
[   44.437139][  T437]  ? __mutex_lock_slowpath+0x10/0x10
[   44.442500][  T437]  ? cgroup_file_poll+0xd0/0xd0
[   44.447420][  T437]  kernfs_fop_write_iter+0x2e4/0x460
[   44.452775][  T437]  new_sync_write+0x358/0x6d0
[   44.457611][  T437]  ? new_sync_read+0x6d0/0x6d0
[   44.462444][  T437]  ? fsnotify+0x1110/0x1110
[   44.466924][  T437]  ? rw_verify_area+0xc3/0x2b0
[   44.471658][  T437]  ? __fget_light.part.0+0x19d/0x330
[   44.476914][  T437]  vfs_write+0x4f5/0x750
[   44.481140][  T437]  ksys_write+0x111/0x210
[   44.485444][  T437]  ? __ia32_sys_read+0xa0/0xa0
[   44.490198][  T437]  ? debug_smp_processor_id+0x17/0x20
[   44.495891][  T437]  ? fpregs_assert_state_consistent+0x49/0xb0
[   44.501935][  T437]  __x64_sys_write+0x6e/0xb0
[   44.506500][  T437]  ? syscall_exit_to_user_mode+0x27/0x160
[   44.512188][  T437]  do_syscall_64+0x32/0x80
[   44.516678][  T437]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   44.522819][  T437] RIP: 0033:0x7f391e8210e9
[   44.527288][  T437] 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
[   44.547475][  T437] RSP: 002b:00007f391e797168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   44.555874][  T437] RAX: ffffffffffffffda RBX: 00007f391e933f60 RCX: 00007f391e8210e9
[   44.564487][  T437] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   44.572781][  T437] RBP: 00007f391e7971d0 R08: 0000000000000000 R09: 0000000000000000
[   44.580744][  T437] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   44.588789][  T437] R13: 00007fffeff857af R14: 00007f391e797300 R15: 0000000000022000
[   44.603150][  T437] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   44.625977][  T471] FAULT_INJECTION: forcing a failure.
[   44.625977][  T471] name failslab, interval 1, probability 0, space 0, times 0
[   44.639500][  T471] CPU: 1 PID: 471 Comm: syz-executor.3 Not tainted 5.10.117-syzkaller #0
[   44.648262][  T471] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   44.658290][  T471] Call Trace:
[   44.661638][  T471]  dump_stack_lvl+0x81/0xac
[   44.666196][  T471]  dump_stack+0x10/0x12
[   44.670326][  T471]  should_fail.cold+0x5/0xa
[   44.674824][  T471]  __should_failslab+0xb6/0x100
[   44.679672][  T471]  should_failslab+0x9/0x20
[   44.684155][  T471]  __kmalloc_track_caller+0x63/0x380
[   44.689678][  T471]  ? __kernfs_new_node+0xaa/0x640
[   44.695115][  T471]  kstrdup_const+0x45/0x70
[   44.699515][  T471]  __kernfs_new_node+0xaa/0x640
[   44.704347][  T471]  ? kernfs_dop_revalidate+0x370/0x370
[   44.709878][  T471]  ? __this_cpu_preempt_check+0x13/0x20
[   44.715394][  T471]  ? snprintf+0x9e/0xd0
[   44.719515][  T471]  ? vsprintf+0x20/0x20
[   44.723642][  T471]  ? kernfs_fop_write_iter+0x2e4/0x460
[   44.729079][  T471]  ? __x64_sys_write+0x6e/0xb0
[   44.733814][  T471]  kernfs_new_node+0x79/0x110
[   44.738475][  T471]  ? __kasan_check_write+0x14/0x20
[   44.743564][  T471]  __kernfs_create_file+0x24/0x270
[   44.748678][  T471]  cgroup_addrm_files+0x2bd/0x810
[   44.753687][  T471]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   44.758857][  T471]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   44.764292][  T471]  ? __radix_tree_replace+0xd0/0x250
[   44.769563][  T471]  ? idr_replace+0x138/0x150
[   44.774136][  T471]  ? idr_get_next+0x130/0x130
[   44.779023][  T471]  css_populate_dir+0x17a/0x400
[   44.783860][  T471]  cgroup_apply_control_enable+0x3a7/0xd60
[   44.789910][  T471]  cgroup_subtree_control_write+0x6d9/0xad0
[   44.795781][  T471]  ? __mod_memcg_state.part.0+0xb2/0x270
[   44.801393][  T471]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   44.807662][  T471]  cgroup_file_write+0x193/0x740
[   44.812593][  T471]  ? __kasan_check_write+0x14/0x20
[   44.817706][  T471]  ? cgroup_file_poll+0xd0/0xd0
[   44.822588][  T471]  ? __mutex_lock_slowpath+0x10/0x10
[   44.827885][  T471]  ? cgroup_file_poll+0xd0/0xd0
[   44.832709][  T471]  kernfs_fop_write_iter+0x2e4/0x460
[   44.837960][  T471]  new_sync_write+0x358/0x6d0
[   44.842612][  T471]  ? new_sync_read+0x6d0/0x6d0
[   44.847552][  T471]  ? fsnotify+0x1110/0x1110
[   44.852029][  T471]  ? rw_verify_area+0xc3/0x2b0
[   44.856775][  T471]  ? __fget_light.part.0+0x19d/0x330
[   44.862118][  T471]  vfs_write+0x4f5/0x750
[   44.866341][  T471]  ksys_write+0x111/0x210
[   44.870776][  T471]  ? __ia32_sys_read+0xa0/0xa0
[   44.875598][  T471]  ? debug_smp_processor_id+0x17/0x20
[   44.881214][  T471]  ? fpregs_assert_state_consistent+0x49/0xb0
[   44.887266][  T471]  __x64_sys_write+0x6e/0xb0
[   44.891835][  T471]  ? syscall_exit_to_user_mode+0x27/0x160
[   44.897537][  T471]  do_syscall_64+0x32/0x80
[   44.901925][  T471]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   44.907788][  T471] RIP: 0033:0x7faae37c10e9
[   44.912169][  T471] 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
[   44.932128][  T471] RSP: 002b:00007faae3737168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   44.940528][  T471] RAX: ffffffffffffffda RBX: 00007faae38d3f60 RCX: 00007faae37c10e9
[   44.948570][  T471] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   44.957023][  T471] RBP: 00007faae37371d0 R08: 0000000000000000 R09: 0000000000000000
[   44.965070][  T471] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   44.973219][  T471] R13: 00007ffc4c31006f R14: 00007faae3737300 R15: 0000000000022000
[   44.985512][  T471] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   45.015802][  T473] FAULT_INJECTION: forcing a failure.
[   45.015802][  T473] name failslab, interval 1, probability 0, space 0, times 0
[   45.028692][  T473] CPU: 1 PID: 473 Comm: syz-executor.1 Not tainted 5.10.117-syzkaller #0
[   45.037270][  T473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   45.047485][  T473] Call Trace:
[   45.050774][  T473]  dump_stack_lvl+0x81/0xac
[   45.056577][  T473]  dump_stack+0x10/0x12
[   45.060898][  T473]  should_fail.cold+0x5/0xa
[   45.065835][  T473]  __should_failslab+0xb6/0x100
[   45.071046][  T473]  should_failslab+0x9/0x20
[   45.076082][  T473]  __kmalloc_track_caller+0x63/0x380
[   45.081670][  T473]  ? __kernfs_new_node+0xaa/0x640
[   45.086945][  T473]  kstrdup_const+0x45/0x70
[   45.091441][  T473]  __kernfs_new_node+0xaa/0x640
[   45.096526][  T473]  ? kernfs_dop_revalidate+0x370/0x370
[   45.102134][  T473]  ? snprintf+0x9e/0xd0
[   45.106351][  T473]  ? vsprintf+0x20/0x20
[   45.110654][  T473]  ? kernfs_fop_write_iter+0x2e4/0x460
[   45.116288][  T473]  ? __x64_sys_write+0x6e/0xb0
[   45.121123][  T473]  kernfs_new_node+0x79/0x110
[   45.126053][  T473]  ? __kasan_check_write+0x14/0x20
[   45.131164][  T473]  __kernfs_create_file+0x24/0x270
[   45.136459][  T473]  cgroup_addrm_files+0x2bd/0x810
[   45.141639][  T473]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   45.146933][  T473]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   45.152549][  T473]  ? __radix_tree_replace+0xd0/0x250
[   45.158124][  T473]  ? idr_replace+0x138/0x150
[   45.162889][  T473]  ? idr_get_next+0x130/0x130
[   45.167882][  T473]  css_populate_dir+0x17a/0x400
[   45.172732][  T473]  cgroup_apply_control_enable+0x3a7/0xd60
[   45.178539][  T473]  cgroup_subtree_control_write+0x6d9/0xad0
[   45.184428][  T473]  ? __mod_memcg_state.part.0+0xb2/0x270
[   45.190303][  T473]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   45.196351][  T473]  cgroup_file_write+0x193/0x740
[   45.201282][  T473]  ? __kasan_check_write+0x14/0x20
[   45.206550][  T473]  ? cgroup_file_poll+0xd0/0xd0
[   45.211596][  T473]  ? __mutex_lock_slowpath+0x10/0x10
[   45.217696][  T473]  ? cgroup_file_poll+0xd0/0xd0
[   45.222530][  T473]  kernfs_fop_write_iter+0x2e4/0x460
[   45.227902][  T473]  new_sync_write+0x358/0x6d0
[   45.232827][  T473]  ? new_sync_read+0x6d0/0x6d0
[   45.237734][  T473]  ? fsnotify+0x1110/0x1110
[   45.242399][  T473]  ? rw_verify_area+0xc3/0x2b0
[   45.247953][  T473]  ? __fget_light.part.0+0x19d/0x330
[   45.253762][  T473]  vfs_write+0x4f5/0x750
[   45.258193][  T473]  ksys_write+0x111/0x210
[   45.262712][  T473]  ? __ia32_sys_read+0xa0/0xa0
[   45.267760][  T473]  ? debug_smp_processor_id+0x17/0x20
[   45.273214][  T473]  ? fpregs_assert_state_consistent+0x49/0xb0
[   45.279471][  T473]  __x64_sys_write+0x6e/0xb0
[   45.284085][  T473]  ? syscall_exit_to_user_mode+0x27/0x160
[   45.289889][  T473]  do_syscall_64+0x32/0x80
[   45.294807][  T473]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   45.300766][  T473] RIP: 0033:0x7fb841a360e9
[   45.305243][  T473] 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
[   45.325548][  T473] RSP: 002b:00007fb8419ac168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   45.334283][  T473] RAX: ffffffffffffffda RBX: 00007fb841b48f60 RCX: 00007fb841a360e9
[   45.342426][  T473] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   45.350387][  T473] RBP: 00007fb8419ac1d0 R08: 0000000000000000 R09: 0000000000000000
[   45.358610][  T473] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   45.366612][  T473] R13: 00007ffdd2c6dfbf R14: 00007fb8419ac300 R15: 0000000000022000
[   45.375828][  T473] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   45.395550][  T467] FAULT_INJECTION: forcing a failure.
[   45.395550][  T467] name failslab, interval 1, probability 0, space 0, times 0
[   45.408477][  T467] CPU: 1 PID: 467 Comm: syz-executor.2 Not tainted 5.10.117-syzkaller #0
[   45.416982][  T467] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   45.427125][  T467] Call Trace:
[   45.430402][  T467]  dump_stack_lvl+0x81/0xac
[   45.435244][  T467]  dump_stack+0x10/0x12
[   45.439484][  T467]  should_fail.cold+0x5/0xa
[   45.444004][  T467]  __should_failslab+0xb6/0x100
[   45.448869][  T467]  should_failslab+0x9/0x20
[   45.453367][  T467]  __kmalloc_track_caller+0x63/0x380
[   45.458994][  T467]  ? __kernfs_new_node+0xaa/0x640
[   45.464260][  T467]  kstrdup_const+0x45/0x70
[   45.468950][  T467]  __kernfs_new_node+0xaa/0x640
[   45.474371][  T467]  ? kernfs_dop_revalidate+0x370/0x370
[   45.479896][  T467]  ? snprintf+0x9e/0xd0
[   45.484043][  T467]  ? vsprintf+0x20/0x20
[   45.488344][  T467]  ? kernfs_fop_write_iter+0x2e4/0x460
[   45.493802][  T467]  ? __x64_sys_write+0x6e/0xb0
[   45.498661][  T467]  kernfs_new_node+0x79/0x110
[   45.503582][  T467]  ? __kasan_check_write+0x14/0x20
[   45.508848][  T467]  __kernfs_create_file+0x24/0x270
[   45.513941][  T467]  cgroup_addrm_files+0x2bd/0x810
[   45.519159][  T467]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   45.524953][  T467]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   45.530428][  T467]  ? __radix_tree_replace+0xd0/0x250
[   45.535875][  T467]  ? idr_replace+0x138/0x150
[   45.540647][  T467]  ? idr_get_next+0x130/0x130
[   45.545590][  T467]  css_populate_dir+0x17a/0x400
[   45.552324][  T467]  cgroup_apply_control_enable+0x3a7/0xd60
[   45.558129][  T467]  cgroup_subtree_control_write+0x6d9/0xad0
[   45.564000][  T467]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   45.570223][  T467]  ? __schedule+0x6ec/0x1910
[   45.575038][  T467]  cgroup_file_write+0x193/0x740
[   45.580043][  T467]  ? __kasan_check_write+0x14/0x20
[   45.585273][  T467]  ? cgroup_file_poll+0xd0/0xd0
[   45.590129][  T467]  ? __mutex_lock_slowpath+0x10/0x10
[   45.595497][  T467]  ? cgroup_file_poll+0xd0/0xd0
[   45.600422][  T467]  kernfs_fop_write_iter+0x2e4/0x460
[   45.605770][  T467]  new_sync_write+0x358/0x6d0
[   45.610694][  T467]  ? ww_mutex_lock+0x1b0/0x1b0
[   45.615449][  T467]  ? new_sync_read+0x6d0/0x6d0
[   45.620284][  T467]  ? fsnotify+0x1110/0x1110
[   45.624952][  T467]  ? rw_verify_area+0xc3/0x2b0
[   45.629703][  T467]  ? __fget_light.part.0+0x19d/0x330
[   45.634971][  T467]  vfs_write+0x4f5/0x750
[   45.639192][  T467]  ksys_write+0x111/0x210
[   45.643513][  T467]  ? __ia32_sys_read+0xa0/0xa0
[   45.648251][  T467]  ? debug_smp_processor_id+0x17/0x20
[   45.653707][  T467]  ? fpregs_assert_state_consistent+0x49/0xb0
[   45.660135][  T467]  __x64_sys_write+0x6e/0xb0
[   45.665034][  T467]  ? syscall_exit_to_user_mode+0x27/0x160
[   45.670910][  T467]  do_syscall_64+0x32/0x80
[   45.675491][  T467]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   45.681467][  T467] RIP: 0033:0x7f7124af40e9
[   45.686207][  T467] 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
[   45.707286][  T467] RSP: 002b:00007f7124a49168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   45.715776][  T467] RAX: ffffffffffffffda RBX: 00007f7124c07030 RCX: 00007f7124af40e9
[   45.723744][  T467] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   45.732938][  T467] RBP: 00007f7124a491d0 R08: 0000000000000000 R09: 0000000000000000
[   45.740979][  T467] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   45.749268][  T467] R13: 00007ffeae140eaf R14: 00007f7124a49300 R15: 0000000000022000
[   45.758465][  T467] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   45.795761][  T469] FAULT_INJECTION: forcing a failure.
[   45.795761][  T469] name failslab, interval 1, probability 0, space 0, times 0
[   45.808726][  T469] CPU: 0 PID: 469 Comm: syz-executor.4 Not tainted 5.10.117-syzkaller #0
[   45.817422][  T469] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   45.827695][  T469] Call Trace:
[   45.830981][  T469]  dump_stack_lvl+0x81/0xac
[   45.835579][  T469]  dump_stack+0x10/0x12
[   45.839969][  T469]  should_fail.cold+0x5/0xa
[   45.844674][  T469]  __should_failslab+0xb6/0x100
[   45.849504][  T469]  should_failslab+0x9/0x20
[   45.853999][  T469]  __kmalloc_track_caller+0x63/0x380
[   45.859268][  T469]  ? __kernfs_new_node+0xaa/0x640
[   45.864286][  T469]  kstrdup_const+0x45/0x70
[   45.868679][  T469]  __kernfs_new_node+0xaa/0x640
[   45.873655][  T469]  ? kernfs_dop_revalidate+0x370/0x370
[   45.879804][  T469]  ? unfreeze_partials+0x1e1/0x240
[   45.884985][  T469]  ? snprintf+0x9e/0xd0
[   45.889202][  T469]  ? vsprintf+0x20/0x20
[   45.893327][  T469]  ? kernfs_fop_write_iter+0x2e4/0x460
[   45.898764][  T469]  ? __x64_sys_write+0x6e/0xb0
[   45.903509][  T469]  kernfs_new_node+0x79/0x110
[   45.908263][  T469]  ? __kasan_check_write+0x14/0x20
[   45.913343][  T469]  __kernfs_create_file+0x24/0x270
[   45.918698][  T469]  cgroup_addrm_files+0x2bd/0x810
[   45.923792][  T469]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   45.929172][  T469]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   45.934637][  T469]  ? __radix_tree_replace+0xd0/0x250
[   45.940134][  T469]  ? idr_replace+0x138/0x150
[   45.944809][  T469]  ? idr_get_next+0x130/0x130
[   45.949755][  T469]  css_populate_dir+0x17a/0x400
[   45.955655][  T469]  cgroup_apply_control_enable+0x3a7/0xd60
[   45.962039][  T469]  cgroup_subtree_control_write+0x6d9/0xad0
[   45.968102][  T469]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   45.974164][  T469]  ? __schedule+0x6ec/0x1910
[   45.978927][  T469]  cgroup_file_write+0x193/0x740
[   45.983865][  T469]  ? __kasan_check_write+0x14/0x20
[   45.989147][  T469]  ? cgroup_file_poll+0xd0/0xd0
[   45.994910][  T469]  ? __mutex_lock_slowpath+0x10/0x10
[   46.000817][  T469]  ? cgroup_file_poll+0xd0/0xd0
[   46.006035][  T469]  kernfs_fop_write_iter+0x2e4/0x460
[   46.011789][  T469]  new_sync_write+0x358/0x6d0
[   46.017099][  T469]  ? ww_mutex_lock+0x1b0/0x1b0
[   46.022586][  T469]  ? new_sync_read+0x6d0/0x6d0
[   46.027614][  T469]  ? fsnotify+0x1110/0x1110
[   46.032914][  T469]  ? rw_verify_area+0xc3/0x2b0
[   46.038299][  T469]  ? __fget_light.part.0+0x19d/0x330
[   46.044625][  T469]  vfs_write+0x4f5/0x750
[   46.049646][  T469]  ksys_write+0x111/0x210
[   46.054570][  T469]  ? __ia32_sys_read+0xa0/0xa0
[   46.060857][  T469]  ? debug_smp_processor_id+0x17/0x20
[   46.066803][  T469]  ? fpregs_assert_state_consistent+0x49/0xb0
[   46.073548][  T469]  __x64_sys_write+0x6e/0xb0
[   46.079256][  T469]  ? syscall_exit_to_user_mode+0x27/0x160
[   46.086605][  T469]  do_syscall_64+0x32/0x80
[   46.091551][  T469]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   46.098793][  T469] RIP: 0033:0x7f2a719c50e9
[   46.104442][  T469] 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
[   46.130113][  T469] RSP: 002b:00007f2a7191a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   46.141270][  T469] RAX: ffffffffffffffda RBX: 00007f2a71ad8030 RCX: 00007f2a719c50e9
[   46.150303][  T469] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   46.159450][  T469] RBP: 00007f2a7191a1d0 R08: 0000000000000000 R09: 0000000000000000
[   46.168164][  T469] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   46.177496][  T469] R13: 00007ffca6c110df R14: 00007f2a7191a300 R15: 0000000000022000
[   46.186263][  T469] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   46.225778][  T478] FAULT_INJECTION: forcing a failure.
[   46.225778][  T478] name failslab, interval 1, probability 0, space 0, times 0
[   46.239084][  T478] CPU: 0 PID: 478 Comm: syz-executor.3 Not tainted 5.10.117-syzkaller #0
[   46.247567][  T478] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   46.258167][  T478] Call Trace:
[   46.261532][  T478]  dump_stack_lvl+0x81/0xac
[   46.266024][  T478]  dump_stack+0x10/0x12
[   46.270182][  T478]  should_fail.cold+0x5/0xa
[   46.275030][  T478]  __should_failslab+0xb6/0x100
[   46.280132][  T478]  should_failslab+0x9/0x20
[   46.284843][  T478]  __kmalloc_track_caller+0x63/0x380
[   46.290914][  T478]  ? __kernfs_new_node+0xaa/0x640
[   46.295921][  T478]  kstrdup_const+0x45/0x70
[   46.300432][  T478]  __kernfs_new_node+0xaa/0x640
[   46.305387][  T478]  ? kernfs_dop_revalidate+0x370/0x370
[   46.311012][  T478]  ? snprintf+0x9e/0xd0
[   46.315236][  T478]  ? vsprintf+0x20/0x20
[   46.319398][  T478]  ? kernfs_fop_write_iter+0x2e4/0x460
[   46.324853][  T478]  ? __x64_sys_write+0x6e/0xb0
[   46.329697][  T478]  kernfs_new_node+0x79/0x110
[   46.334386][  T478]  ? __kasan_check_write+0x14/0x20
[   46.339631][  T478]  __kernfs_create_file+0x24/0x270
[   46.344726][  T478]  cgroup_addrm_files+0x2bd/0x810
[   46.349775][  T478]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   46.355128][  T478]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   46.360850][  T478]  ? __radix_tree_replace+0xd0/0x250
[   46.366115][  T478]  ? idr_replace+0x138/0x150
[   46.370776][  T478]  ? idr_get_next+0x130/0x130
[   46.375919][  T478]  css_populate_dir+0x17a/0x400
[   46.381016][  T478]  cgroup_apply_control_enable+0x3a7/0xd60
[   46.388636][  T478]  cgroup_subtree_control_write+0x6d9/0xad0
[   46.394595][  T478]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   46.401036][  T478]  ? __schedule+0x6ec/0x1910
[   46.405622][  T478]  cgroup_file_write+0x193/0x740
[   46.410708][  T478]  ? __kasan_check_write+0x14/0x20
[   46.416231][  T478]  ? cgroup_file_poll+0xd0/0xd0
[   46.421151][  T478]  ? __mutex_lock_slowpath+0x10/0x10
[   46.426684][  T478]  ? cgroup_file_poll+0xd0/0xd0
[   46.431781][  T478]  kernfs_fop_write_iter+0x2e4/0x460
[   46.437239][  T478]  new_sync_write+0x358/0x6d0
[   46.441921][  T478]  ? ww_mutex_lock+0x1b0/0x1b0
[   46.446681][  T478]  ? new_sync_read+0x6d0/0x6d0
[   46.451442][  T478]  ? fsnotify+0x1110/0x1110
[   46.456005][  T478]  ? rw_verify_area+0xc3/0x2b0
[   46.460939][  T478]  ? __fget_light.part.0+0x19d/0x330
[   46.466202][  T478]  vfs_write+0x4f5/0x750
[   46.470444][  T478]  ksys_write+0x111/0x210
[   46.474754][  T478]  ? __ia32_sys_read+0xa0/0xa0
[   46.479506][  T478]  ? debug_smp_processor_id+0x17/0x20
[   46.485643][  T478]  ? fpregs_assert_state_consistent+0x49/0xb0
[   46.492144][  T478]  __x64_sys_write+0x6e/0xb0
[   46.496711][  T478]  ? syscall_exit_to_user_mode+0x27/0x160
[   46.502523][  T478]  do_syscall_64+0x32/0x80
[   46.507108][  T478]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   46.513309][  T478] RIP: 0033:0x7faae37c10e9
[   46.517821][  T478] 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
[   46.538462][  T478] RSP: 002b:00007faae3716168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   46.546857][  T478] RAX: ffffffffffffffda RBX: 00007faae38d4030 RCX: 00007faae37c10e9
[   46.554822][  T478] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   46.562898][  T478] RBP: 00007faae37161d0 R08: 0000000000000000 R09: 0000000000000000
2022/06/09 07:28:28 executed programs: 19
[   46.570855][  T478] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   46.578887][  T478] R13: 00007ffc4c31006f R14: 00007faae3716300 R15: 0000000000022000
[   46.587846][  T478] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   46.635590][  T468] FAULT_INJECTION: forcing a failure.
[   46.635590][  T468] name failslab, interval 1, probability 0, space 0, times 0
[   46.649153][  T468] CPU: 1 PID: 468 Comm: syz-executor.5 Not tainted 5.10.117-syzkaller #0
[   46.657719][  T468] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   46.667837][  T468] Call Trace:
[   46.671102][  T468]  dump_stack_lvl+0x81/0xac
[   46.675574][  T468]  dump_stack+0x10/0x12
[   46.679799][  T468]  should_fail.cold+0x5/0xa
[   46.684519][  T468]  __should_failslab+0xb6/0x100
[   46.689436][  T468]  should_failslab+0x9/0x20
[   46.694110][  T468]  __kmalloc_track_caller+0x63/0x380
[   46.699918][  T468]  ? __kernfs_new_node+0xaa/0x640
[   46.704920][  T468]  kstrdup_const+0x45/0x70
[   46.709330][  T468]  __kernfs_new_node+0xaa/0x640
[   46.714253][  T468]  ? kernfs_dop_revalidate+0x370/0x370
[   46.719940][  T468]  ? snprintf+0x9e/0xd0
[   46.724414][  T468]  ? vsprintf+0x20/0x20
[   46.728697][  T468]  ? kernfs_fop_write_iter+0x2e4/0x460
[   46.734306][  T468]  ? __x64_sys_write+0x6e/0xb0
[   46.739050][  T468]  kernfs_new_node+0x79/0x110
[   46.743730][  T468]  ? __kasan_check_write+0x14/0x20
[   46.748843][  T468]  __kernfs_create_file+0x24/0x270
[   46.754001][  T468]  cgroup_addrm_files+0x2bd/0x810
[   46.759007][  T468]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   46.764208][  T468]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   46.769555][  T468]  ? __radix_tree_replace+0xd0/0x250
[   46.775006][  T468]  ? idr_replace+0x138/0x150
[   46.779731][  T468]  ? idr_get_next+0x130/0x130
[   46.784572][  T468]  css_populate_dir+0x17a/0x400
[   46.789529][  T468]  cgroup_apply_control_enable+0x3a7/0xd60
[   46.795566][  T468]  cgroup_subtree_control_write+0x6d9/0xad0
[   46.801616][  T468]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   46.808022][  T468]  ? __schedule+0x6ec/0x1910
[   46.812682][  T468]  cgroup_file_write+0x193/0x740
[   46.817717][  T468]  ? __kasan_check_write+0x14/0x20
[   46.823426][  T468]  ? cgroup_file_poll+0xd0/0xd0
[   46.828345][  T468]  ? __mutex_lock_slowpath+0x10/0x10
[   46.833609][  T468]  ? cgroup_file_poll+0xd0/0xd0
[   46.838440][  T468]  kernfs_fop_write_iter+0x2e4/0x460
[   46.843820][  T468]  new_sync_write+0x358/0x6d0
[   46.848914][  T468]  ? ww_mutex_lock+0x1b0/0x1b0
[   46.854278][  T468]  ? new_sync_read+0x6d0/0x6d0
[   46.859896][  T468]  ? fsnotify+0x1110/0x1110
[   46.864638][  T468]  ? rw_verify_area+0xc3/0x2b0
[   46.869386][  T468]  ? __fget_light.part.0+0x19d/0x330
[   46.874780][  T468]  vfs_write+0x4f5/0x750
[   46.879240][  T468]  ksys_write+0x111/0x210
[   46.883811][  T468]  ? __ia32_sys_read+0xa0/0xa0
[   46.888639][  T468]  ? debug_smp_processor_id+0x17/0x20
[   46.894266][  T468]  ? fpregs_assert_state_consistent+0x49/0xb0
[   46.900845][  T468]  __x64_sys_write+0x6e/0xb0
[   46.905410][  T468]  ? syscall_exit_to_user_mode+0x27/0x160
[   46.911102][  T468]  do_syscall_64+0x32/0x80
[   46.915515][  T468]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   46.921898][  T468] RIP: 0033:0x7f9ceba820e9
[   46.926378][  T468] 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
[   46.947112][  T468] RSP: 002b:00007f9ceb9d7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   46.955587][  T468] RAX: ffffffffffffffda RBX: 00007f9cebb95030 RCX: 00007f9ceba820e9
[   46.963681][  T468] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   46.972216][  T468] RBP: 00007f9ceb9d71d0 R08: 0000000000000000 R09: 0000000000000000
[   46.980340][  T468] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   46.988348][  T468] R13: 00007ffe138f92df R14: 00007f9ceb9d7300 R15: 0000000000022000
[   46.997168][  T468] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   47.025539][  T475] FAULT_INJECTION: forcing a failure.
[   47.025539][  T475] name failslab, interval 1, probability 0, space 0, times 0
[   47.038508][  T475] CPU: 1 PID: 475 Comm: syz-executor.0 Not tainted 5.10.117-syzkaller #0
[   47.047169][  T475] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   47.058044][  T475] Call Trace:
[   47.061324][  T475]  dump_stack_lvl+0x81/0xac
[   47.066090][  T475]  dump_stack+0x10/0x12
[   47.070485][  T475]  should_fail.cold+0x5/0xa
[   47.075235][  T475]  __should_failslab+0xb6/0x100
[   47.080193][  T475]  should_failslab+0x9/0x20
[   47.084766][  T475]  __kmalloc_track_caller+0x63/0x380
[   47.090034][  T475]  ? __kernfs_new_node+0xaa/0x640
[   47.095374][  T475]  kstrdup_const+0x45/0x70
[   47.099773][  T475]  __kernfs_new_node+0xaa/0x640
[   47.104632][  T475]  ? kernfs_dop_revalidate+0x370/0x370
[   47.110443][  T475]  ? snprintf+0x9e/0xd0
[   47.114748][  T475]  ? vsprintf+0x20/0x20
[   47.118969][  T475]  ? kernfs_fop_write_iter+0x2e4/0x460
[   47.124422][  T475]  ? __x64_sys_write+0x6e/0xb0
[   47.129256][  T475]  kernfs_new_node+0x79/0x110
[   47.133957][  T475]  ? __kasan_check_write+0x14/0x20
[   47.139304][  T475]  __kernfs_create_file+0x24/0x270
[   47.144538][  T475]  cgroup_addrm_files+0x2bd/0x810
[   47.149854][  T475]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   47.155061][  T475]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   47.160484][  T475]  ? __radix_tree_replace+0xd0/0x250
[   47.165913][  T475]  ? idr_replace+0x138/0x150
[   47.170724][  T475]  ? idr_get_next+0x130/0x130
[   47.175485][  T475]  css_populate_dir+0x17a/0x400
[   47.180807][  T475]  cgroup_apply_control_enable+0x3a7/0xd60
[   47.186887][  T475]  cgroup_subtree_control_write+0x6d9/0xad0
[   47.192765][  T475]  ? __mod_memcg_state.part.0+0xb2/0x270
[   47.198565][  T475]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   47.204827][  T475]  cgroup_file_write+0x193/0x740
[   47.209829][  T475]  ? __kasan_check_write+0x14/0x20
[   47.215472][  T475]  ? cgroup_file_poll+0xd0/0xd0
[   47.220314][  T475]  ? __mutex_lock_slowpath+0x10/0x10
[   47.225668][  T475]  ? cgroup_file_poll+0xd0/0xd0
[   47.230575][  T475]  kernfs_fop_write_iter+0x2e4/0x460
[   47.236111][  T475]  new_sync_write+0x358/0x6d0
[   47.241005][  T475]  ? new_sync_read+0x6d0/0x6d0
[   47.245864][  T475]  ? fsnotify+0x1110/0x1110
[   47.250532][  T475]  ? rw_verify_area+0xc3/0x2b0
[   47.255593][  T475]  ? __fget_light.part.0+0x19d/0x330
[   47.261478][  T475]  vfs_write+0x4f5/0x750
[   47.265791][  T475]  ksys_write+0x111/0x210
[   47.270104][  T475]  ? __ia32_sys_read+0xa0/0xa0
[   47.275032][  T475]  ? debug_smp_processor_id+0x17/0x20
[   47.280486][  T475]  ? fpregs_assert_state_consistent+0x49/0xb0
[   47.286542][  T475]  __x64_sys_write+0x6e/0xb0
[   47.291222][  T475]  ? syscall_exit_to_user_mode+0x27/0x160
[   47.296924][  T475]  do_syscall_64+0x32/0x80
[   47.301427][  T475]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   47.307814][  T475] RIP: 0033:0x7f391e8210e9
[   47.312288][  T475] 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
[   47.332848][  T475] RSP: 002b:00007f391e797168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   47.341512][  T475] RAX: ffffffffffffffda RBX: 00007f391e933f60 RCX: 00007f391e8210e9
[   47.349687][  T475] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   47.357759][  T475] RBP: 00007f391e7971d0 R08: 0000000000000000 R09: 0000000000000000
[   47.365891][  T475] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   47.374321][  T475] R13: 00007fffeff857af R14: 00007f391e797300 R15: 0000000000022000
[   47.384579][  T475] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   47.425599][  T480] FAULT_INJECTION: forcing a failure.
[   47.425599][  T480] name failslab, interval 1, probability 0, space 0, times 0
[   47.438503][  T480] CPU: 1 PID: 480 Comm: syz-executor.4 Not tainted 5.10.117-syzkaller #0
[   47.446979][  T480] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   47.457207][  T480] Call Trace:
[   47.460482][  T480]  dump_stack_lvl+0x81/0xac
[   47.465169][  T480]  dump_stack+0x10/0x12
[   47.469392][  T480]  should_fail.cold+0x5/0xa
[   47.473953][  T480]  __should_failslab+0xb6/0x100
[   47.478959][  T480]  should_failslab+0x9/0x20
[   47.483611][  T480]  __kmalloc_track_caller+0x63/0x380
[   47.489041][  T480]  ? __kernfs_new_node+0xaa/0x640
[   47.494051][  T480]  kstrdup_const+0x45/0x70
[   47.498439][  T480]  __kernfs_new_node+0xaa/0x640
[   47.503538][  T480]  ? kernfs_dop_revalidate+0x370/0x370
[   47.509381][  T480]  ? snprintf+0x9e/0xd0
[   47.513546][  T480]  ? vsprintf+0x20/0x20
[   47.517827][  T480]  ? kernfs_fop_write_iter+0x2e4/0x460
[   47.524086][  T480]  ? __x64_sys_write+0x6e/0xb0
[   47.529006][  T480]  kernfs_new_node+0x79/0x110
[   47.533675][  T480]  ? __kasan_check_write+0x14/0x20
[   47.538865][  T480]  __kernfs_create_file+0x24/0x270
[   47.543974][  T480]  cgroup_addrm_files+0x2bd/0x810
[   47.549227][  T480]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   47.554502][  T480]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   47.559843][  T480]  ? __radix_tree_replace+0xd0/0x250
[   47.565100][  T480]  ? idr_replace+0x138/0x150
[   47.569658][  T480]  ? idr_get_next+0x130/0x130
[   47.574304][  T480]  css_populate_dir+0x17a/0x400
[   47.579298][  T480]  cgroup_apply_control_enable+0x3a7/0xd60
[   47.585171][  T480]  cgroup_subtree_control_write+0x6d9/0xad0
[   47.591128][  T480]  ? __mod_memcg_state.part.0+0xb2/0x270
[   47.596829][  T480]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   47.602898][  T480]  cgroup_file_write+0x193/0x740
[   47.607896][  T480]  ? __kasan_check_write+0x14/0x20
[   47.613175][  T480]  ? cgroup_file_poll+0xd0/0xd0
[   47.618275][  T480]  ? __mutex_lock_slowpath+0x10/0x10
[   47.623813][  T480]  ? cgroup_file_poll+0xd0/0xd0
[   47.628644][  T480]  kernfs_fop_write_iter+0x2e4/0x460
[   47.634098][  T480]  new_sync_write+0x358/0x6d0
[   47.638916][  T480]  ? new_sync_read+0x6d0/0x6d0
[   47.643824][  T480]  ? fsnotify+0x1110/0x1110
[   47.648384][  T480]  ? rw_verify_area+0xc3/0x2b0
[   47.653341][  T480]  ? __fget_light.part.0+0x19d/0x330
[   47.659141][  T480]  vfs_write+0x4f5/0x750
[   47.663712][  T480]  ksys_write+0x111/0x210
[   47.668013][  T480]  ? __ia32_sys_read+0xa0/0xa0
[   47.672750][  T480]  ? debug_smp_processor_id+0x17/0x20
[   47.678173][  T480]  ? fpregs_assert_state_consistent+0x49/0xb0
[   47.684399][  T480]  __x64_sys_write+0x6e/0xb0
[   47.688975][  T480]  ? syscall_exit_to_user_mode+0x27/0x160
[   47.694917][  T480]  do_syscall_64+0x32/0x80
[   47.699330][  T480]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   47.705199][  T480] RIP: 0033:0x7f2a719c50e9
[   47.709593][  T480] 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
[   47.729354][  T480] RSP: 002b:00007f2a7193b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   47.737836][  T480] RAX: ffffffffffffffda RBX: 00007f2a71ad7f60 RCX: 00007f2a719c50e9
[   47.745919][  T480] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   47.753878][  T480] RBP: 00007f2a7193b1d0 R08: 0000000000000000 R09: 0000000000000000
[   47.761823][  T480] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   47.769772][  T480] R13: 00007ffca6c110df R14: 00007f2a7193b300 R15: 0000000000022000
[   47.780052][  T480] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   47.815578][  T491] FAULT_INJECTION: forcing a failure.
[   47.815578][  T491] name fail_page_alloc, interval 1, probability 0, space 0, times 1
[   47.829019][  T491] CPU: 0 PID: 491 Comm: syz-executor.5 Not tainted 5.10.117-syzkaller #0
[   47.837691][  T491] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   47.847836][  T491] Call Trace:
[   47.851305][  T491]  dump_stack_lvl+0x81/0xac
[   47.855804][  T491]  dump_stack+0x10/0x12
[   47.859938][  T491]  should_fail.cold+0x5/0xa
[   47.864529][  T491]  should_fail_alloc_page+0x50/0x60
[   47.869793][  T491]  __alloc_pages_nodemask+0x146/0x1fc0
[   47.875349][  T491]  ? security_kernfs_init_security+0x42/0x80
[   47.881311][  T491]  ? __kernfs_new_node+0x423/0x640
[   47.886686][  T491]  ? warn_alloc+0x190/0x190
[   47.891176][  T491]  ? __kasan_check_write+0x14/0x20
[   47.896707][  T491]  ? mutex_lock+0x79/0xd0
[   47.901039][  T491]  ? cgroup_file_name+0x210/0x210
[   47.906151][  T491]  ? _raw_spin_lock+0x110/0x110
[   47.911129][  T491]  allocate_slab+0x30f/0x460
[   47.915717][  T491]  ? cgroup_addrm_files+0x376/0x810
[   47.920899][  T491]  ___slab_alloc.constprop.0+0x339/0x750
[   47.926683][  T491]  ? pids_css_alloc+0x3c/0x130
[   47.931777][  T491]  ? pids_css_alloc+0x3c/0x130
[   47.936519][  T491]  kmem_cache_alloc_trace+0x4aa/0x520
[   47.942132][  T491]  pids_css_alloc+0x3c/0x130
[   47.946846][  T491]  cgroup_apply_control_enable+0x410/0xd60
[   47.952779][  T491]  cgroup_subtree_control_write+0x6d9/0xad0
[   47.958811][  T491]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   47.964888][  T491]  ? __schedule+0x6ec/0x1910
[   47.969582][  T491]  cgroup_file_write+0x193/0x740
[   47.974614][  T491]  ? __kasan_check_write+0x14/0x20
[   47.979704][  T491]  ? cgroup_file_poll+0xd0/0xd0
[   47.984531][  T491]  ? __mutex_lock_slowpath+0x10/0x10
[   47.989805][  T491]  ? cgroup_file_poll+0xd0/0xd0
[   47.994791][  T491]  kernfs_fop_write_iter+0x2e4/0x460
[   48.000211][  T491]  new_sync_write+0x358/0x6d0
[   48.005728][  T491]  ? ww_mutex_lock+0x1b0/0x1b0
[   48.010483][  T491]  ? new_sync_read+0x6d0/0x6d0
[   48.015444][  T491]  ? fsnotify+0x1110/0x1110
[   48.020087][  T491]  ? rw_verify_area+0xc3/0x2b0
[   48.026348][  T491]  ? __fget_light.part.0+0x19d/0x330
[   48.031740][  T491]  vfs_write+0x4f5/0x750
[   48.036046][  T491]  ksys_write+0x111/0x210
[   48.040437][  T491]  ? __ia32_sys_read+0xa0/0xa0
[   48.045673][  T491]  ? debug_smp_processor_id+0x17/0x20
[   48.051218][  T491]  ? fpregs_assert_state_consistent+0x49/0xb0
[   48.057978][  T491]  __x64_sys_write+0x6e/0xb0
[   48.062907][  T491]  ? syscall_exit_to_user_mode+0x27/0x160
[   48.068979][  T491]  do_syscall_64+0x32/0x80
[   48.073589][  T491]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   48.080192][  T491] RIP: 0033:0x7f9ceba820e9
[   48.084979][  T491] 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
[   48.106187][  T491] RSP: 002b:00007f9ceb9d7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   48.116892][  T491] RAX: ffffffffffffffda RBX: 00007f9cebb95030 RCX: 00007f9ceba820e9
[   48.125276][  T491] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   48.133942][  T491] RBP: 00007f9ceb9d71d0 R08: 0000000000000000 R09: 0000000000000000
[   48.142096][  T491] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   48.150185][  T491] R13: 00007ffe138f92df R14: 00007f9ceb9d7300 R15: 0000000000022000
[   48.185918][  T489] FAULT_INJECTION: forcing a failure.
[   48.185918][  T489] name failslab, interval 1, probability 0, space 0, times 0
[   48.199036][  T489] CPU: 0 PID: 489 Comm: syz-executor.1 Not tainted 5.10.117-syzkaller #0
[   48.208080][  T489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   48.218667][  T489] Call Trace:
[   48.221955][  T489]  dump_stack_lvl+0x81/0xac
[   48.226436][  T489]  dump_stack+0x10/0x12
[   48.230684][  T489]  should_fail.cold+0x5/0xa
[   48.235168][  T489]  ? cgroup_exit_cftypes+0x150/0x150
[   48.240431][  T489]  ? percpu_ref_init+0xb6/0x300
[   48.245328][  T489]  __should_failslab+0xb6/0x100
[   48.250349][  T489]  should_failslab+0x9/0x20
[   48.254832][  T489]  kmem_cache_alloc_trace+0x2d/0x520
[   48.260262][  T489]  ? cgroup_exit_cftypes+0x150/0x150
[   48.265553][  T489]  percpu_ref_init+0xb6/0x300
[   48.270389][  T489]  cgroup_apply_control_enable+0x464/0xd60
[   48.276303][  T489]  cgroup_subtree_control_write+0x6d9/0xad0
[   48.282433][  T489]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   48.288788][  T489]  ? __schedule+0x6ec/0x1910
[   48.293430][  T489]  cgroup_file_write+0x193/0x740
[   48.298360][  T489]  ? __kasan_check_write+0x14/0x20
[   48.303530][  T489]  ? cgroup_file_poll+0xd0/0xd0
[   48.308408][  T489]  ? __mutex_lock_slowpath+0x10/0x10
[   48.314033][  T489]  ? cgroup_file_poll+0xd0/0xd0
[   48.318963][  T489]  kernfs_fop_write_iter+0x2e4/0x460
[   48.324359][  T489]  new_sync_write+0x358/0x6d0
[   48.329100][  T489]  ? ww_mutex_lock+0x1b0/0x1b0
[   48.333839][  T489]  ? new_sync_read+0x6d0/0x6d0
[   48.338678][  T489]  ? fsnotify+0x1110/0x1110
[   48.343381][  T489]  ? rw_verify_area+0xc3/0x2b0
[   48.348224][  T489]  ? __fget_light.part.0+0x19d/0x330
[   48.354130][  T489]  vfs_write+0x4f5/0x750
[   48.358534][  T489]  ksys_write+0x111/0x210
[   48.363048][  T489]  ? __ia32_sys_read+0xa0/0xa0
[   48.367912][  T489]  ? debug_smp_processor_id+0x17/0x20
[   48.373282][  T489]  ? fpregs_assert_state_consistent+0x49/0xb0
[   48.379380][  T489]  __x64_sys_write+0x6e/0xb0
[   48.383957][  T489]  ? syscall_exit_to_user_mode+0x27/0x160
[   48.389826][  T489]  do_syscall_64+0x32/0x80
[   48.394223][  T489]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   48.400086][  T489] RIP: 0033:0x7fb841a360e9
[   48.404791][  T489] 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
[   48.425187][  T489] RSP: 002b:00007fb84198b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   48.433933][  T489] RAX: ffffffffffffffda RBX: 00007fb841b49030 RCX: 00007fb841a360e9
[   48.441890][  T489] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   48.450277][  T489] RBP: 00007fb84198b1d0 R08: 0000000000000000 R09: 0000000000000000
[   48.458328][  T489] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   48.466291][  T489] R13: 00007ffdd2c6dfbf R14: 00007fb84198b300 R15: 0000000000022000
[   48.476031][   T23] audit: type=1400 audit(1654759710.819:158): avc:  denied  { remove_name } for  pid=142 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1
[   48.498763][   T23] audit: type=1400 audit(1654759710.819:159): avc:  denied  { rename } for  pid=142 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1
[   48.521520][   T23] audit: type=1400 audit(1654759710.819:160): avc:  denied  { create } for  pid=142 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1
[   48.525653][  T492] FAULT_INJECTION: forcing a failure.
[   48.525653][  T492] name failslab, interval 1, probability 0, space 0, times 0
[   48.557073][  T492] CPU: 1 PID: 492 Comm: syz-executor.2 Not tainted 5.10.117-syzkaller #0
[   48.566094][  T492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   48.578827][  T492] Call Trace:
[   48.582343][  T492]  dump_stack_lvl+0x81/0xac
[   48.586815][  T492]  dump_stack+0x10/0x12
[   48.590968][  T492]  should_fail.cold+0x5/0xa
[   48.595582][  T492]  __should_failslab+0xb6/0x100
[   48.600683][  T492]  should_failslab+0x9/0x20
[   48.605161][  T492]  __kmalloc_track_caller+0x63/0x380
[   48.610634][  T492]  ? __kernfs_new_node+0xaa/0x640
[   48.615835][  T492]  kstrdup_const+0x45/0x70
[   48.620505][  T492]  __kernfs_new_node+0xaa/0x640
[   48.625379][  T492]  ? kernfs_dop_revalidate+0x370/0x370
[   48.630971][  T492]  ? snprintf+0x9e/0xd0
[   48.635226][  T492]  ? vsprintf+0x20/0x20
[   48.639368][  T492]  ? kernfs_fop_write_iter+0x2e4/0x460
[   48.644820][  T492]  ? __x64_sys_write+0x6e/0xb0
[   48.649770][  T492]  kernfs_new_node+0x79/0x110
[   48.654549][  T492]  ? __kasan_check_write+0x14/0x20
[   48.659650][  T492]  __kernfs_create_file+0x24/0x270
[   48.665051][  T492]  cgroup_addrm_files+0x2bd/0x810
[   48.670820][  T492]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   48.676100][  T492]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   48.682291][  T492]  ? __radix_tree_replace+0xd0/0x250
[   48.687646][  T492]  ? idr_replace+0x138/0x150
[   48.692449][  T492]  ? idr_get_next+0x130/0x130
[   48.697191][  T492]  css_populate_dir+0x17a/0x400
[   48.702025][  T492]  cgroup_apply_control_enable+0x3a7/0xd60
[   48.707897][  T492]  cgroup_subtree_control_write+0x6d9/0xad0
[   48.713855][  T492]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   48.719991][  T492]  ? __schedule+0x6ec/0x1910
[   48.724553][  T492]  cgroup_file_write+0x193/0x740
[   48.729470][  T492]  ? __kasan_check_write+0x14/0x20
[   48.734662][  T492]  ? cgroup_file_poll+0xd0/0xd0
[   48.739566][  T492]  ? __mutex_lock_slowpath+0x10/0x10
[   48.744820][  T492]  ? cgroup_file_poll+0xd0/0xd0
[   48.749730][  T492]  kernfs_fop_write_iter+0x2e4/0x460
[   48.755081][  T492]  new_sync_write+0x358/0x6d0
[   48.760436][  T492]  ? ww_mutex_lock+0x1b0/0x1b0
[   48.765180][  T492]  ? new_sync_read+0x6d0/0x6d0
[   48.770003][  T492]  ? fsnotify+0x1110/0x1110
[   48.774652][  T492]  ? rw_verify_area+0xc3/0x2b0
[   48.779386][  T492]  ? __fget_light.part.0+0x19d/0x330
[   48.784905][  T492]  vfs_write+0x4f5/0x750
[   48.789231][  T492]  ksys_write+0x111/0x210
[   48.793551][  T492]  ? __ia32_sys_read+0xa0/0xa0
[   48.798416][  T492]  ? debug_smp_processor_id+0x17/0x20
[   48.803862][  T492]  ? fpregs_assert_state_consistent+0x49/0xb0
[   48.809915][  T492]  __x64_sys_write+0x6e/0xb0
[   48.814571][  T492]  ? syscall_exit_to_user_mode+0x27/0x160
[   48.820351][  T492]  do_syscall_64+0x32/0x80
[   48.824847][  T492]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   48.831184][  T492] RIP: 0033:0x7f7124af40e9
[   48.835570][  T492] 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
[   48.855405][  T492] RSP: 002b:00007f7124a49168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   48.863806][  T492] RAX: ffffffffffffffda RBX: 00007f7124c07030 RCX: 00007f7124af40e9
[   48.871750][  T492] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   48.879785][  T492] RBP: 00007f7124a491d0 R08: 0000000000000000 R09: 0000000000000000
[   48.887930][  T492] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   48.895975][  T492] R13: 00007ffeae140eaf R14: 00007f7124a49300 R15: 0000000000022000
[   48.905294][  T492] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   48.945715][  T500] FAULT_INJECTION: forcing a failure.
[   48.945715][  T500] name failslab, interval 1, probability 0, space 0, times 0
[   48.958724][  T500] CPU: 0 PID: 500 Comm: syz-executor.5 Not tainted 5.10.117-syzkaller #0
[   48.967522][  T500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   48.978079][  T500] Call Trace:
[   48.981347][  T500]  dump_stack_lvl+0x81/0xac
[   48.985998][  T500]  dump_stack+0x10/0x12
[   48.990202][  T500]  should_fail.cold+0x5/0xa
[   48.994934][  T500]  __should_failslab+0xb6/0x100
[   48.999842][  T500]  should_failslab+0x9/0x20
[   49.004406][  T500]  __kmalloc_track_caller+0x63/0x380
[   49.009659][  T500]  ? __kernfs_new_node+0xaa/0x640
[   49.014650][  T500]  kstrdup_const+0x45/0x70
[   49.019237][  T500]  __kernfs_new_node+0xaa/0x640
[   49.024059][  T500]  ? kernfs_dop_revalidate+0x370/0x370
[   49.029500][  T500]  ? snprintf+0x9e/0xd0
[   49.033640][  T500]  ? vsprintf+0x20/0x20
[   49.037774][  T500]  ? kernfs_fop_write_iter+0x2e4/0x460
[   49.043206][  T500]  ? __x64_sys_write+0x6e/0xb0
[   49.047938][  T500]  kernfs_new_node+0x79/0x110
[   49.052695][  T500]  ? __kasan_check_write+0x14/0x20
[   49.057893][  T500]  __kernfs_create_file+0x24/0x270
[   49.062988][  T500]  cgroup_addrm_files+0x2bd/0x810
[   49.067983][  T500]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   49.073321][  T500]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   49.078941][  T500]  ? __radix_tree_replace+0xd0/0x250
[   49.084892][  T500]  ? idr_replace+0x138/0x150
[   49.089651][  T500]  ? idr_get_next+0x130/0x130
[   49.094402][  T500]  css_populate_dir+0x17a/0x400
[   49.099236][  T500]  cgroup_apply_control_enable+0x3a7/0xd60
[   49.106581][  T500]  cgroup_subtree_control_write+0x6d9/0xad0
[   49.112971][  T500]  ? __mod_memcg_state.part.0+0xb2/0x270
[   49.118680][  T500]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   49.125183][  T500]  cgroup_file_write+0x193/0x740
[   49.130119][  T500]  ? __kasan_check_write+0x14/0x20
[   49.135298][  T500]  ? cgroup_file_poll+0xd0/0xd0
[   49.140237][  T500]  ? __mutex_lock_slowpath+0x10/0x10
[   49.145640][  T500]  ? cgroup_file_poll+0xd0/0xd0
[   49.150487][  T500]  kernfs_fop_write_iter+0x2e4/0x460
[   49.155842][  T500]  new_sync_write+0x358/0x6d0
[   49.160528][  T500]  ? new_sync_read+0x6d0/0x6d0
[   49.165360][  T500]  ? fsnotify+0x1110/0x1110
[   49.169947][  T500]  ? rw_verify_area+0xc3/0x2b0
[   49.174680][  T500]  ? __fget_light.part.0+0x19d/0x330
[   49.180300][  T500]  vfs_write+0x4f5/0x750
[   49.184773][  T500]  ksys_write+0x111/0x210
[   49.189081][  T500]  ? __ia32_sys_read+0xa0/0xa0
[   49.194276][  T500]  ? debug_smp_processor_id+0x17/0x20
[   49.199877][  T500]  ? fpregs_assert_state_consistent+0x49/0xb0
[   49.205997][  T500]  __x64_sys_write+0x6e/0xb0
[   49.210749][  T500]  ? syscall_exit_to_user_mode+0x27/0x160
[   49.216526][  T500]  do_syscall_64+0x32/0x80
[   49.220936][  T500]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   49.226801][  T500] RIP: 0033:0x7f9ceba820e9
[   49.231208][  T500] 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
[   49.251043][  T500] RSP: 002b:00007f9ceb9f8168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   49.259626][  T500] RAX: ffffffffffffffda RBX: 00007f9cebb94f60 RCX: 00007f9ceba820e9
[   49.267767][  T500] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   49.275729][  T500] RBP: 00007f9ceb9f81d0 R08: 0000000000000000 R09: 0000000000000000
[   49.284005][  T500] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   49.291955][  T500] R13: 00007ffe138f92df R14: 00007f9ceb9f8300 R15: 0000000000022000
[   49.300604][  T500] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   49.335458][  T495] FAULT_INJECTION: forcing a failure.
[   49.335458][  T495] name failslab, interval 1, probability 0, space 0, times 0
[   49.348576][  T495] CPU: 0 PID: 495 Comm: syz-executor.0 Not tainted 5.10.117-syzkaller #0
[   49.357166][  T495] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   49.367762][  T495] Call Trace:
[   49.371222][  T495]  dump_stack_lvl+0x81/0xac
[   49.375802][  T495]  dump_stack+0x10/0x12
[   49.380225][  T495]  should_fail.cold+0x5/0xa
[   49.385035][  T495]  ? pids_css_alloc+0x3c/0x130
[   49.391083][  T495]  __should_failslab+0xb6/0x100
[   49.395918][  T495]  should_failslab+0x9/0x20
[   49.400698][  T495]  kmem_cache_alloc_trace+0x2d/0x520
[   49.406050][  T495]  pids_css_alloc+0x3c/0x130
[   49.410706][  T495]  cgroup_apply_control_enable+0x410/0xd60
[   49.416529][  T495]  cgroup_subtree_control_write+0x6d9/0xad0
[   49.422502][  T495]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   49.428552][  T495]  ? __schedule+0x6ec/0x1910
[   49.433145][  T495]  cgroup_file_write+0x193/0x740
[   49.438349][  T495]  ? __kasan_check_write+0x14/0x20
[   49.443825][  T495]  ? cgroup_file_poll+0xd0/0xd0
[   49.448674][  T495]  ? __mutex_lock_slowpath+0x10/0x10
[   49.453932][  T495]  ? cgroup_file_poll+0xd0/0xd0
[   49.458926][  T495]  kernfs_fop_write_iter+0x2e4/0x460
[   49.464191][  T495]  new_sync_write+0x358/0x6d0
[   49.468841][  T495]  ? ww_mutex_lock+0x1b0/0x1b0
[   49.473576][  T495]  ? new_sync_read+0x6d0/0x6d0
[   49.478313][  T495]  ? fsnotify+0x1110/0x1110
[   49.482795][  T495]  ? rw_verify_area+0xc3/0x2b0
[   49.487526][  T495]  ? __fget_light.part.0+0x19d/0x330
[   49.492787][  T495]  vfs_write+0x4f5/0x750
[   49.497000][  T495]  ksys_write+0x111/0x210
[   49.501297][  T495]  ? __ia32_sys_read+0xa0/0xa0
[   49.506043][  T495]  ? debug_smp_processor_id+0x17/0x20
[   49.511595][  T495]  ? fpregs_assert_state_consistent+0x49/0xb0
[   49.517724][  T495]  __x64_sys_write+0x6e/0xb0
[   49.522287][  T495]  ? syscall_exit_to_user_mode+0x27/0x160
[   49.527988][  T495]  do_syscall_64+0x32/0x80
[   49.532391][  T495]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   49.538256][  T495] RIP: 0033:0x7f391e8210e9
[   49.542677][  T495] 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
[   49.562355][  T495] RSP: 002b:00007f391e776168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   49.570744][  T495] RAX: ffffffffffffffda RBX: 00007f391e934030 RCX: 00007f391e8210e9
[   49.578687][  T495] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   49.586631][  T495] RBP: 00007f391e7761d0 R08: 0000000000000000 R09: 0000000000000000
[   49.594572][  T495] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   49.602509][  T495] R13: 00007fffeff857af R14: 00007f391e776300 R15: 0000000000022000
[   49.617038][  T505] FAULT_INJECTION: forcing a failure.
[   49.617038][  T505] name failslab, interval 1, probability 0, space 0, times 0
[   49.629693][  T505] CPU: 1 PID: 505 Comm: syz-executor.2 Not tainted 5.10.117-syzkaller #0
[   49.638081][  T505] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   49.648106][  T505] Call Trace:
[   49.651364][  T505]  dump_stack_lvl+0x81/0xac
[   49.655833][  T505]  dump_stack+0x10/0x12
[   49.659954][  T505]  should_fail.cold+0x5/0xa
[   49.664425][  T505]  ? cgroup_exit_cftypes+0x150/0x150
[   49.669680][  T505]  ? percpu_ref_init+0xb6/0x300
[   49.674499][  T505]  __should_failslab+0xb6/0x100
[   49.679315][  T505]  should_failslab+0x9/0x20
[   49.683791][  T505]  kmem_cache_alloc_trace+0x2d/0x520
[   49.689054][  T505]  ? cgroup_exit_cftypes+0x150/0x150
[   49.694314][  T505]  percpu_ref_init+0xb6/0x300
[   49.699013][  T505]  cgroup_apply_control_enable+0x464/0xd60
[   49.704790][  T505]  cgroup_subtree_control_write+0x6d9/0xad0
[   49.710650][  T505]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   49.716686][  T505]  cgroup_file_write+0x193/0x740
[   49.721590][  T505]  ? __kasan_check_write+0x14/0x20
[   49.726672][  T505]  ? cgroup_file_poll+0xd0/0xd0
[   49.731488][  T505]  ? __mutex_lock_slowpath+0x10/0x10
[   49.736739][  T505]  ? cgroup_file_poll+0xd0/0xd0
[   49.741556][  T505]  kernfs_fop_write_iter+0x2e4/0x460
[   49.746819][  T505]  new_sync_write+0x358/0x6d0
[   49.751482][  T505]  ? new_sync_read+0x6d0/0x6d0
[   49.756239][  T505]  ? fsnotify+0x1110/0x1110
[   49.760744][  T505]  ? rw_verify_area+0xc3/0x2b0
[   49.765477][  T505]  ? __fget_light.part.0+0x19d/0x330
[   49.770726][  T505]  vfs_write+0x4f5/0x750
[   49.774934][  T505]  ksys_write+0x111/0x210
[   49.779233][  T505]  ? __ia32_sys_read+0xa0/0xa0
[   49.783968][  T505]  ? debug_smp_processor_id+0x17/0x20
[   49.789307][  T505]  ? fpregs_assert_state_consistent+0x49/0xb0
[   49.795341][  T505]  __x64_sys_write+0x6e/0xb0
[   49.799897][  T505]  ? syscall_exit_to_user_mode+0x27/0x160
[   49.805584][  T505]  do_syscall_64+0x32/0x80
[   49.809971][  T505]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   49.815825][  T505] RIP: 0033:0x7f7124af40e9
[   49.820207][  T505] 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
[   49.839773][  T505] RSP: 002b:00007f7124a6a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   49.848147][  T505] RAX: ffffffffffffffda RBX: 00007f7124c06f60 RCX: 00007f7124af40e9
[   49.856086][  T505] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   49.864026][  T505] RBP: 00007f7124a6a1d0 R08: 0000000000000000 R09: 0000000000000000
[   49.871983][  T505] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   49.879920][  T505] R13: 00007ffeae140eaf R14: 00007f7124a6a300 R15: 0000000000022000
[   49.905582][  T490] FAULT_INJECTION: forcing a failure.
[   49.905582][  T490] name failslab, interval 1, probability 0, space 0, times 0
[   49.918576][  T490] CPU: 0 PID: 490 Comm: syz-executor.3 Not tainted 5.10.117-syzkaller #0
[   49.926957][  T490] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   49.936982][  T490] Call Trace:
[   49.940506][  T490]  dump_stack_lvl+0x81/0xac
[   49.944983][  T490]  dump_stack+0x10/0x12
[   49.949392][  T490]  should_fail.cold+0x5/0xa
[   49.953883][  T490]  __should_failslab+0xb6/0x100
[   49.958810][  T490]  should_failslab+0x9/0x20
[   49.963283][  T490]  __kmalloc_track_caller+0x63/0x380
[   49.968544][  T490]  ? __kernfs_new_node+0xaa/0x640
[   49.973554][  T490]  kstrdup_const+0x45/0x70
[   49.977938][  T490]  __kernfs_new_node+0xaa/0x640
[   49.982774][  T490]  ? kernfs_dop_revalidate+0x370/0x370
[   49.988217][  T490]  ? snprintf+0x9e/0xd0
[   49.992361][  T490]  ? vsprintf+0x20/0x20
[   49.996489][  T490]  ? kernfs_fop_write_iter+0x2e4/0x460
[   50.001930][  T490]  ? __x64_sys_write+0x6e/0xb0
[   50.006666][  T490]  kernfs_new_node+0x79/0x110
[   50.011501][  T490]  ? __kasan_check_write+0x14/0x20
[   50.016598][  T490]  __kernfs_create_file+0x24/0x270
[   50.021861][  T490]  cgroup_addrm_files+0x2bd/0x810
[   50.026950][  T490]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   50.032129][  T490]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   50.037487][  T490]  ? __radix_tree_replace+0xd0/0x250
[   50.042856][  T490]  ? idr_replace+0x138/0x150
[   50.047500][  T490]  ? idr_get_next+0x130/0x130
[   50.052325][  T490]  css_populate_dir+0x17a/0x400
[   50.057160][  T490]  cgroup_apply_control_enable+0x3a7/0xd60
[   50.063344][  T490]  cgroup_subtree_control_write+0x6d9/0xad0
[   50.069225][  T490]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   50.075355][  T490]  ? __schedule+0x6ec/0x1910
[   50.080244][  T490]  cgroup_file_write+0x193/0x740
[   50.085192][  T490]  ? __kasan_check_write+0x14/0x20
[   50.090289][  T490]  ? cgroup_file_poll+0xd0/0xd0
[   50.095377][  T490]  ? __mutex_lock_slowpath+0x10/0x10
[   50.100980][  T490]  ? cgroup_file_poll+0xd0/0xd0
[   50.105918][  T490]  kernfs_fop_write_iter+0x2e4/0x460
[   50.111265][  T490]  new_sync_write+0x358/0x6d0
[   50.115927][  T490]  ? ww_mutex_lock+0x1b0/0x1b0
[   50.120670][  T490]  ? new_sync_read+0x6d0/0x6d0
[   50.125514][  T490]  ? fsnotify+0x1110/0x1110
[   50.129992][  T490]  ? rw_verify_area+0xc3/0x2b0
[   50.134831][  T490]  ? __fget_light.part.0+0x19d/0x330
[   50.140268][  T490]  vfs_write+0x4f5/0x750
[   50.144572][  T490]  ksys_write+0x111/0x210
[   50.148874][  T490]  ? __ia32_sys_read+0xa0/0xa0
[   50.153610][  T490]  ? debug_smp_processor_id+0x17/0x20
[   50.158974][  T490]  ? fpregs_assert_state_consistent+0x49/0xb0
[   50.165011][  T490]  __x64_sys_write+0x6e/0xb0
[   50.169674][  T490]  ? syscall_exit_to_user_mode+0x27/0x160
[   50.175470][  T490]  do_syscall_64+0x32/0x80
[   50.179861][  T490]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   50.185728][  T490] RIP: 0033:0x7faae37c10e9
[   50.190144][  T490] 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
[   50.209742][  T490] RSP: 002b:00007faae3716168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   50.218956][  T490] RAX: ffffffffffffffda RBX: 00007faae38d4030 RCX: 00007faae37c10e9
[   50.227168][  T490] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   50.235214][  T490] RBP: 00007faae37161d0 R08: 0000000000000000 R09: 0000000000000000
[   50.243169][  T490] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   50.251149][  T490] R13: 00007ffc4c31006f R14: 00007faae3716300 R15: 0000000000022000
[   50.259661][  T490] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   50.305567][  T503] FAULT_INJECTION: forcing a failure.
[   50.305567][  T503] name failslab, interval 1, probability 0, space 0, times 0
[   50.318582][  T503] CPU: 0 PID: 503 Comm: syz-executor.1 Not tainted 5.10.117-syzkaller #0
[   50.327249][  T503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   50.337289][  T503] Call Trace:
[   50.340660][  T503]  dump_stack_lvl+0x81/0xac
[   50.345173][  T503]  dump_stack+0x10/0x12
[   50.349331][  T503]  should_fail.cold+0x5/0xa
[   50.353810][  T503]  __should_failslab+0xb6/0x100
[   50.358738][  T503]  should_failslab+0x9/0x20
[   50.363516][  T503]  __kmalloc_track_caller+0x63/0x380
[   50.369009][  T503]  ? __kernfs_new_node+0xaa/0x640
[   50.374196][  T503]  kstrdup_const+0x45/0x70
[   50.378683][  T503]  __kernfs_new_node+0xaa/0x640
[   50.383740][  T503]  ? kernfs_dop_revalidate+0x370/0x370
[   50.389184][  T503]  ? snprintf+0x9e/0xd0
[   50.393515][  T503]  ? vsprintf+0x20/0x20
[   50.397663][  T503]  ? kernfs_fop_write_iter+0x2e4/0x460
[   50.403103][  T503]  ? __x64_sys_write+0x6e/0xb0
[   50.407842][  T503]  kernfs_new_node+0x79/0x110
[   50.412507][  T503]  ? __kasan_check_write+0x14/0x20
[   50.417677][  T503]  __kernfs_create_file+0x24/0x270
[   50.422759][  T503]  cgroup_addrm_files+0x2bd/0x810
[   50.427939][  T503]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   50.433127][  T503]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   50.438471][  T503]  ? __radix_tree_replace+0xd0/0x250
[   50.443746][  T503]  ? idr_replace+0x138/0x150
[   50.448413][  T503]  ? idr_get_next+0x130/0x130
[   50.453062][  T503]  css_populate_dir+0x17a/0x400
[   50.457879][  T503]  cgroup_apply_control_enable+0x3a7/0xd60
[   50.463759][  T503]  cgroup_subtree_control_write+0x6d9/0xad0
[   50.469708][  T503]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   50.475747][  T503]  ? __schedule+0x6ec/0x1910
[   50.480309][  T503]  cgroup_file_write+0x193/0x740
[   50.485216][  T503]  ? __kasan_check_write+0x14/0x20
[   50.490639][  T503]  ? cgroup_file_poll+0xd0/0xd0
[   50.495722][  T503]  ? __mutex_lock_slowpath+0x10/0x10
[   50.500971][  T503]  ? cgroup_file_poll+0xd0/0xd0
[   50.505790][  T503]  kernfs_fop_write_iter+0x2e4/0x460
[   50.511038][  T503]  new_sync_write+0x358/0x6d0
[   50.515862][  T503]  ? ww_mutex_lock+0x1b0/0x1b0
[   50.520589][  T503]  ? new_sync_read+0x6d0/0x6d0
[   50.525319][  T503]  ? fsnotify+0x1110/0x1110
[   50.529887][  T503]  ? rw_verify_area+0xc3/0x2b0
[   50.534654][  T503]  ? __fget_light.part.0+0x19d/0x330
[   50.540181][  T503]  vfs_write+0x4f5/0x750
[   50.544590][  T503]  ksys_write+0x111/0x210
[   50.548975][  T503]  ? __ia32_sys_read+0xa0/0xa0
[   50.553717][  T503]  ? debug_smp_processor_id+0x17/0x20
[   50.559083][  T503]  ? fpregs_assert_state_consistent+0x49/0xb0
[   50.565204][  T503]  __x64_sys_write+0x6e/0xb0
[   50.569777][  T503]  ? syscall_exit_to_user_mode+0x27/0x160
[   50.575637][  T503]  do_syscall_64+0x32/0x80
[   50.580119][  T503]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   50.586156][  T503] RIP: 0033:0x7fb841a360e9
[   50.590543][  T503] 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
[   50.610207][  T503] RSP: 002b:00007fb84198b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   50.618585][  T503] RAX: ffffffffffffffda RBX: 00007fb841b49030 RCX: 00007fb841a360e9
[   50.626582][  T503] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   50.635484][  T503] RBP: 00007fb84198b1d0 R08: 0000000000000000 R09: 0000000000000000
[   50.643528][  T503] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   50.651466][  T503] R13: 00007ffdd2c6dfbf R14: 00007fb84198b300 R15: 0000000000022000
[   50.659994][  T503] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   50.668709][  T406] ------------[ cut here ]------------
[   50.674320][  T406] WARNING: CPU: 1 PID: 406 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[   50.683688][  T406] Modules linked in:
[   50.687567][  T406] CPU: 1 PID: 406 Comm: syz-executor.1 Not tainted 5.10.117-syzkaller #0
[   50.695966][  T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   50.706112][  T406] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[   50.711721][  T406] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[   50.731427][  T406] RSP: 0018:ffffc90000787c28 EFLAGS: 00010286
[   50.737505][  T406] RAX: 0000000000000000 RBX: 1ffff920000f0f8c RCX: 0000000000000040
[   50.745561][  T406] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   50.753511][  T406] RBP: ffffc90000787ce8 R08: 0000000000000000 R09: 0000000000000008
[   50.761489][  T406] R10: fffff520000f0f78 R11: 0000000000000000 R12: ffffc90000787c80
[   50.769532][  T406] R13: 00000000ffffffff R14: dffffc0000000000 R15: ffff888111040fc0
[   50.777528][  T406] FS:  0000555556504400(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000
[   50.786446][  T406] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.793001][  T406] CR2: 000055555650db38 CR3: 000000010bc00000 CR4: 00000000003506a0
[   50.800972][  T406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   50.809016][  T406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   50.816978][  T406] Call Trace:
[   50.820243][  T406]  ? __put_mountpoint.part.0+0x151/0x1b0
[   50.825869][  T406]  ? clone_private_mount+0x300/0x300
[   50.831121][  T406]  ? change_mnt_propagation+0x5df/0xd40
[   50.836651][  T406]  namespace_unlock+0x331/0x3e0
[   50.841557][  T406]  ? kern_unmount+0xb0/0xb0
[   50.846062][  T406]  ? unhash_mnt+0x3c0/0x3c0
[   50.850530][  T406]  path_umount+0x646/0x1110
[   50.855100][  T406]  ? __detach_mounts+0x280/0x280
[   50.860024][  T406]  ? user_path_at_empty+0xa2/0xf0
[   50.865016][  T406]  __x64_sys_umount+0xfb/0x120
[   50.869765][  T406]  ? path_umount+0x1110/0x1110
[   50.874603][  T406]  ? fpregs_assert_state_consistent+0x49/0xb0
[   50.880661][  T406]  ? exit_to_user_mode_prepare+0x30/0xe0
[   50.886271][  T406]  do_syscall_64+0x32/0x80
[   50.890658][  T406]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   50.896545][  T406] RIP: 0033:0x7fb841a37557
[   50.900943][  T406] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   50.921328][  T406] RSP: 002b:00007ffdd2c6d118 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   50.929831][  T406] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb841a37557
[   50.937885][  T406] RDX: 00007ffdd2c6d1e9 RSI: 000000000000000a RDI: 00007ffdd2c6d1e0
[   50.946016][  T406] RBP: 00007ffdd2c6d1e0 R08: 00000000ffffffff R09: 00007ffdd2c6cfb0
[   50.953966][  T406] R10: 0000555556505ba3 R11: 0000000000000246 R12: 00007fb841a8f1f8
[   50.961923][  T406] R13: 00007ffdd2c6e2a0 R14: 0000555556505b00 R15: 00007ffdd2c6e2e0
[   50.970005][  T406] ---[ end trace 9d9feaabe7274342 ]---
[   50.975552][  T406] ------------[ cut here ]------------
[   50.980997][  T406] WARNING: CPU: 1 PID: 406 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[   50.990189][  T406] Modules linked in:
[   50.994077][  T406] CPU: 1 PID: 406 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[   51.003876][  T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   51.014021][  T406] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[   51.019633][  T406] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[   51.039496][  T406] RSP: 0018:ffffc90000787cf0 EFLAGS: 00010282
[   51.045562][  T406] RAX: 0000000000000000 RBX: 1ffff920000f0fa5 RCX: 0000000000000040
[   51.053802][  T406] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   51.061876][  T406] RBP: ffffc90000787db0 R08: 0000000000000000 R09: 0000000000000008
[   51.069852][  T406] R10: fffff520000f0f91 R11: 0000000000000000 R12: ffffc90000787d48
[   51.075427][  T508] FAULT_INJECTION: forcing a failure.
[   51.075427][  T508] name failslab, interval 1, probability 0, space 0, times 0
[   51.078056][  T406] R13: 00000000fffffffe R14: dffffc0000000000 R15: ffff888111040fc0
[   51.098678][  T406] FS:  0000555556504400(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000
[   51.107772][  T406] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.111183][  T508] CPU: 0 PID: 508 Comm: syz-executor.5 Tainted: G        W         5.10.117-syzkaller #0
[   51.114330][  T406] CR2: 000055555650db38 CR3: 000000010bc00000 CR4: 00000000003506a0
[   51.124270][  T508] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   51.124272][  T508] Call Trace:
[   51.124285][  T508]  dump_stack_lvl+0x81/0xac
[   51.124289][  T508]  dump_stack+0x10/0x12
[   51.124292][  T508]  should_fail.cold+0x5/0xa
[   51.124296][  T508]  ? pids_css_alloc+0x3c/0x130
[   51.124300][  T508]  __should_failslab+0xb6/0x100
[   51.124304][  T508]  should_failslab+0x9/0x20
[   51.124308][  T508]  kmem_cache_alloc_trace+0x2d/0x520
[   51.124312][  T508]  pids_css_alloc+0x3c/0x130
[   51.124316][  T508]  cgroup_apply_control_enable+0x410/0xd60
[   51.124323][  T508]  cgroup_subtree_control_write+0x6d9/0xad0
[   51.132284][  T406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   51.142880][  T508]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   51.142887][  T508]  ? __schedule+0x6ec/0x1910
[   51.142891][  T508]  cgroup_file_write+0x193/0x740
[   51.142897][  T508]  ? __kasan_check_write+0x14/0x20
[   51.142900][  T508]  ? cgroup_file_poll+0xd0/0xd0
[   51.142903][  T508]  ? __mutex_lock_slowpath+0x10/0x10
[   51.142912][  T508]  ? cgroup_file_poll+0xd0/0xd0
[   51.146193][  T406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   51.150656][  T508]  kernfs_fop_write_iter+0x2e4/0x460
[   51.154793][  T406] Call Trace:
[   51.159269][  T508]  new_sync_write+0x358/0x6d0
[   51.159286][  T508]  ? ww_mutex_lock+0x1b0/0x1b0
[   51.159289][  T508]  ? new_sync_read+0x6d0/0x6d0
[   51.159299][  T508]  ? fsnotify+0x1110/0x1110
[   51.159306][  T508]  ? rw_verify_area+0xc3/0x2b0
[   51.164049][  T406]  ? namespace_unlock+0x331/0x3e0
[   51.168882][  T508]  ? __fget_light.part.0+0x19d/0x330
[   51.168889][  T508]  vfs_write+0x4f5/0x750
[   51.168893][  T508]  ksys_write+0x111/0x210
[   51.168897][  T508]  ? __ia32_sys_read+0xa0/0xa0
[   51.168902][  T508]  ? debug_smp_processor_id+0x17/0x20
[   51.168909][  T508]  ? fpregs_assert_state_consistent+0x49/0xb0
[   51.168915][  T508]  __x64_sys_write+0x6e/0xb0
[   51.173402][  T406]  ? kern_unmount+0x57/0xb0
[   51.178660][  T508]  ? syscall_exit_to_user_mode+0x27/0x160
[   51.178673][  T508]  do_syscall_64+0x32/0x80
[   51.178679][  T508]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   51.178683][  T508] RIP: 0033:0x7f9ceba820e9
[   51.178690][  T508] 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
[   51.178695][  T508] RSP: 002b:00007f9ceb9d7168 EFLAGS: 00000246
[   51.183277][  T406]  ? clone_private_mount+0x300/0x300
[   51.189050][  T508]  ORIG_RAX: 0000000000000001
[   51.189054][  T508] RAX: ffffffffffffffda RBX: 00007f9cebb95030 RCX: 00007f9ceba820e9
[   51.189057][  T508] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   51.189059][  T508] RBP: 00007f9ceb9d71d0 R08: 0000000000000000 R09: 0000000000000000
[   51.189061][  T508] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   51.189063][  T508] R13: 00007ffe138f92df R14: 00007f9ceb9d7300 R15: 0000000000022000
[   51.419856][  T406]  ? dput+0xac/0x8a0
[   51.423742][  T406]  path_umount+0x684/0x1110
[   51.428344][  T406]  ? __detach_mounts+0x280/0x280
[   51.433249][  T406]  ? user_path_at_empty+0xa2/0xf0
[   51.438251][  T406]  __x64_sys_umount+0xfb/0x120
[   51.442980][  T406]  ? path_umount+0x1110/0x1110
[   51.447906][  T406]  ? fpregs_assert_state_consistent+0x49/0xb0
[   51.453939][  T406]  ? exit_to_user_mode_prepare+0x30/0xe0
[   51.459549][  T406]  do_syscall_64+0x32/0x80
[   51.463931][  T406]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   51.469799][  T406] RIP: 0033:0x7fb841a37557
[   51.474195][  T406] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   51.493813][  T406] RSP: 002b:00007ffdd2c6d118 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   51.502317][  T406] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb841a37557
[   51.510369][  T406] RDX: 00007ffdd2c6d1e9 RSI: 000000000000000a RDI: 00007ffdd2c6d1e0
[   51.518520][  T406] RBP: 00007ffdd2c6d1e0 R08: 00000000ffffffff R09: 00007ffdd2c6cfb0
[   51.526478][  T406] R10: 0000555556505ba3 R11: 0000000000000246 R12: 00007fb841a8f1f8
[   51.534418][  T406] R13: 00007ffdd2c6e2a0 R14: 0000555556505b00 R15: 00007ffdd2c6e2e0
[   51.542391][  T406] ---[ end trace 9d9feaabe7274343 ]---
[   51.575773][  T498] FAULT_INJECTION: forcing a failure.
[   51.575773][  T498] name failslab, interval 1, probability 0, space 0, times 0
[   51.588531][  T498] CPU: 1 PID: 498 Comm: syz-executor.4 Tainted: G        W         5.10.117-syzkaller #0
[   51.598304][  T498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   51.608495][  T498] Call Trace:
[   51.611762][  T498]  dump_stack_lvl+0x81/0xac
[   51.616507][  T498]  dump_stack+0x10/0x12
[   51.621053][  T498]  should_fail.cold+0x5/0xa
[   51.625532][  T498]  __should_failslab+0xb6/0x100
[   51.630367][  T498]  should_failslab+0x9/0x20
[   51.634844][  T498]  __kmalloc_track_caller+0x63/0x380
[   51.640109][  T498]  ? __kernfs_new_node+0xaa/0x640
[   51.645111][  T498]  kstrdup_const+0x45/0x70
[   51.649497][  T498]  __kernfs_new_node+0xaa/0x640
[   51.654313][  T498]  ? kernfs_dop_revalidate+0x370/0x370
[   51.659741][  T498]  ? snprintf+0x9e/0xd0
[   51.663863][  T498]  ? vsprintf+0x20/0x20
[   51.667989][  T498]  ? kernfs_fop_write_iter+0x2e4/0x460
[   51.673436][  T498]  ? __x64_sys_write+0x6e/0xb0
[   51.678169][  T498]  kernfs_new_node+0x79/0x110
[   51.682812][  T498]  ? __kasan_check_write+0x14/0x20
[   51.687891][  T498]  __kernfs_create_file+0x24/0x270
[   51.692969][  T498]  cgroup_addrm_files+0x2bd/0x810
[   51.697967][  T498]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   51.703128][  T498]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   51.708479][  T498]  ? __radix_tree_replace+0xd0/0x250
[   51.713736][  T498]  ? idr_replace+0x138/0x150
[   51.718313][  T498]  ? idr_get_next+0x130/0x130
[   51.723074][  T498]  css_populate_dir+0x17a/0x400
[   51.727899][  T498]  cgroup_apply_control_enable+0x3a7/0xd60
[   51.733678][  T498]  cgroup_subtree_control_write+0x6d9/0xad0
[   51.739543][  T498]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   51.745581][  T498]  ? __schedule+0x6ec/0x1910
[   51.750135][  T498]  cgroup_file_write+0x193/0x740
[   51.755043][  T498]  ? __kasan_check_write+0x14/0x20
[   51.760121][  T498]  ? cgroup_file_poll+0xd0/0xd0
[   51.764937][  T498]  ? __mutex_lock_slowpath+0x10/0x10
[   51.770185][  T498]  ? cgroup_file_poll+0xd0/0xd0
[   51.774999][  T498]  kernfs_fop_write_iter+0x2e4/0x460
[   51.780246][  T498]  new_sync_write+0x358/0x6d0
[   51.784890][  T498]  ? ww_mutex_lock+0x1b0/0x1b0
[   51.789624][  T498]  ? new_sync_read+0x6d0/0x6d0
[   51.794360][  T498]  ? fsnotify+0x1110/0x1110
[   51.798833][  T498]  ? rw_verify_area+0xc3/0x2b0
[   51.803566][  T498]  ? __fget_light.part.0+0x19d/0x330
[   51.808917][  T498]  vfs_write+0x4f5/0x750
[   51.813127][  T498]  ksys_write+0x111/0x210
[   51.817422][  T498]  ? __ia32_sys_read+0xa0/0xa0
[   51.822151][  T498]  ? debug_smp_processor_id+0x17/0x20
[   51.827487][  T498]  ? fpregs_assert_state_consistent+0x49/0xb0
[   51.833519][  T498]  __x64_sys_write+0x6e/0xb0
[   51.838076][  T498]  ? syscall_exit_to_user_mode+0x27/0x160
[   51.843757][  T498]  do_syscall_64+0x32/0x80
[   51.848141][  T498]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   51.853995][  T498] RIP: 0033:0x7f2a719c50e9
[   51.858376][  T498] 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
[   51.877945][  T498] RSP: 002b:00007f2a7191a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   51.886320][  T498] RAX: ffffffffffffffda RBX: 00007f2a71ad8030 RCX: 00007f2a719c50e9
[   51.894257][  T498] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   51.902194][  T498] RBP: 00007f2a7191a1d0 R08: 0000000000000000 R09: 0000000000000000
[   51.910134][  T498] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   51.918076][  T498] R13: 00007ffca6c110df R14: 00007f2a7191a300 R15: 0000000000022000
2022/06/09 07:28:34 executed programs: 33
[   51.928103][  T498] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   51.985614][  T515] FAULT_INJECTION: forcing a failure.
[   51.985614][  T515] name failslab, interval 1, probability 0, space 0, times 0
[   51.998856][  T515] CPU: 0 PID: 515 Comm: syz-executor.0 Tainted: G        W         5.10.117-syzkaller #0
[   52.009202][  T515] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   52.019780][  T515] Call Trace:
[   52.023053][  T515]  dump_stack_lvl+0x81/0xac
[   52.027566][  T515]  dump_stack+0x10/0x12
[   52.031877][  T515]  should_fail.cold+0x5/0xa
[   52.036357][  T515]  __should_failslab+0xb6/0x100
[   52.041204][  T515]  should_failslab+0x9/0x20
[   52.045689][  T515]  __kmalloc_track_caller+0x63/0x380
[   52.050946][  T515]  ? __kernfs_new_node+0xaa/0x640
[   52.055942][  T515]  kstrdup_const+0x45/0x70
[   52.060327][  T515]  __kernfs_new_node+0xaa/0x640
[   52.065143][  T515]  ? kernfs_dop_revalidate+0x370/0x370
[   52.070573][  T515]  ? snprintf+0x9e/0xd0
[   52.074972][  T515]  ? vsprintf+0x20/0x20
[   52.079100][  T515]  ? kernfs_fop_write_iter+0x2e4/0x460
[   52.084639][  T515]  ? __x64_sys_write+0x6e/0xb0
[   52.089392][  T515]  kernfs_new_node+0x79/0x110
[   52.094037][  T515]  ? __kasan_check_write+0x14/0x20
[   52.099120][  T515]  __kernfs_create_file+0x24/0x270
[   52.104292][  T515]  cgroup_addrm_files+0x2bd/0x810
[   52.109297][  T515]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   52.114471][  T515]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   52.119924][  T515]  ? __radix_tree_replace+0xd0/0x250
[   52.125179][  T515]  ? idr_replace+0x138/0x150
[   52.129756][  T515]  ? idr_get_next+0x130/0x130
[   52.134501][  T515]  css_populate_dir+0x17a/0x400
[   52.139507][  T515]  cgroup_apply_control_enable+0x3a7/0xd60
[   52.145286][  T515]  cgroup_subtree_control_write+0x6d9/0xad0
[   52.151243][  T515]  ? __mod_memcg_state.part.0+0xb2/0x270
[   52.156853][  T515]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   52.162897][  T515]  cgroup_file_write+0x193/0x740
[   52.167962][  T515]  ? __kasan_check_write+0x14/0x20
[   52.173105][  T515]  ? cgroup_file_poll+0xd0/0xd0
[   52.178098][  T515]  ? __mutex_lock_slowpath+0x10/0x10
[   52.183375][  T515]  ? cgroup_file_poll+0xd0/0xd0
[   52.188202][  T515]  kernfs_fop_write_iter+0x2e4/0x460
[   52.193653][  T515]  new_sync_write+0x358/0x6d0
[   52.198324][  T515]  ? new_sync_read+0x6d0/0x6d0
[   52.203066][  T515]  ? fsnotify+0x1110/0x1110
[   52.207537][  T515]  ? rw_verify_area+0xc3/0x2b0
[   52.212367][  T515]  ? __fget_light.part.0+0x19d/0x330
[   52.217622][  T515]  vfs_write+0x4f5/0x750
[   52.221934][  T515]  ksys_write+0x111/0x210
[   52.226268][  T515]  ? __ia32_sys_read+0xa0/0xa0
[   52.231005][  T515]  ? debug_smp_processor_id+0x17/0x20
[   52.236378][  T515]  ? fpregs_assert_state_consistent+0x49/0xb0
[   52.242538][  T515]  __x64_sys_write+0x6e/0xb0
[   52.247205][  T515]  ? syscall_exit_to_user_mode+0x27/0x160
[   52.253031][  T515]  do_syscall_64+0x32/0x80
[   52.257447][  T515]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   52.263749][  T515] RIP: 0033:0x7f391e8210e9
[   52.268188][  T515] 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
[   52.287775][  T515] RSP: 002b:00007f391e797168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   52.296771][  T515] RAX: ffffffffffffffda RBX: 00007f391e933f60 RCX: 00007f391e8210e9
[   52.304958][  T515] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   52.312997][  T515] RBP: 00007f391e7971d0 R08: 0000000000000000 R09: 0000000000000000
[   52.321168][  T515] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   52.329300][  T515] R13: 00007fffeff857af R14: 00007f391e797300 R15: 0000000000022000
[   52.338291][  T515] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   52.375449][  T519] FAULT_INJECTION: forcing a failure.
[   52.375449][  T519] name failslab, interval 1, probability 0, space 0, times 0
[   52.390622][  T519] CPU: 1 PID: 519 Comm: syz-executor.3 Tainted: G        W         5.10.117-syzkaller #0
[   52.400583][  T519] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   52.411226][  T519] Call Trace:
[   52.414529][  T519]  dump_stack_lvl+0x81/0xac
[   52.419816][  T519]  dump_stack+0x10/0x12
[   52.424314][  T519]  should_fail.cold+0x5/0xa
[   52.429216][  T519]  ? cgroup_exit_cftypes+0x150/0x150
[   52.434507][  T519]  ? percpu_ref_init+0xb6/0x300
[   52.439334][  T519]  __should_failslab+0xb6/0x100
[   52.444405][  T519]  should_failslab+0x9/0x20
[   52.448887][  T519]  kmem_cache_alloc_trace+0x2d/0x520
[   52.454153][  T519]  ? cgroup_exit_cftypes+0x150/0x150
[   52.459498][  T519]  percpu_ref_init+0xb6/0x300
[   52.464153][  T519]  cgroup_apply_control_enable+0x464/0xd60
[   52.469925][  T519]  cgroup_subtree_control_write+0x6d9/0xad0
[   52.475784][  T519]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   52.481832][  T519]  ? __schedule+0x6ec/0x1910
[   52.486387][  T519]  cgroup_file_write+0x193/0x740
[   52.491292][  T519]  ? __kasan_check_write+0x14/0x20
[   52.496367][  T519]  ? cgroup_file_poll+0xd0/0xd0
[   52.501292][  T519]  ? __mutex_lock_slowpath+0x10/0x10
[   52.506762][  T519]  ? cgroup_file_poll+0xd0/0xd0
[   52.511599][  T519]  kernfs_fop_write_iter+0x2e4/0x460
[   52.516853][  T519]  new_sync_write+0x358/0x6d0
[   52.521580][  T519]  ? ww_mutex_lock+0x1b0/0x1b0
[   52.526483][  T519]  ? new_sync_read+0x6d0/0x6d0
[   52.531216][  T519]  ? fsnotify+0x1110/0x1110
[   52.535696][  T519]  ? rw_verify_area+0xc3/0x2b0
[   52.540442][  T519]  ? __fget_light.part.0+0x19d/0x330
[   52.545692][  T519]  vfs_write+0x4f5/0x750
[   52.549903][  T519]  ksys_write+0x111/0x210
[   52.554196][  T519]  ? __ia32_sys_read+0xa0/0xa0
[   52.558928][  T519]  ? debug_smp_processor_id+0x17/0x20
[   52.564268][  T519]  ? fpregs_assert_state_consistent+0x49/0xb0
[   52.570307][  T519]  __x64_sys_write+0x6e/0xb0
[   52.575050][  T519]  ? syscall_exit_to_user_mode+0x27/0x160
[   52.580749][  T519]  do_syscall_64+0x32/0x80
[   52.585135][  T519]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   52.591029][  T519] RIP: 0033:0x7faae37c10e9
[   52.595418][  T519] 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
[   52.615343][  T519] RSP: 002b:00007faae3716168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   52.624039][  T519] RAX: ffffffffffffffda RBX: 00007faae38d4030 RCX: 00007faae37c10e9
[   52.632069][  T519] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   52.640011][  T519] RBP: 00007faae37161d0 R08: 0000000000000000 R09: 0000000000000000
[   52.647986][  T519] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   52.655924][  T519] R13: 00007ffc4c31006f R14: 00007faae3716300 R15: 0000000000022000
[   52.675437][  T523] FAULT_INJECTION: forcing a failure.
[   52.675437][  T523] name failslab, interval 1, probability 0, space 0, times 0
[   52.695283][  T523] CPU: 0 PID: 523 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[   52.706052][  T523] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   52.716262][  T523] Call Trace:
[   52.719531][  T523]  dump_stack_lvl+0x81/0xac
[   52.724006][  T523]  dump_stack+0x10/0x12
[   52.728133][  T523]  should_fail.cold+0x5/0xa
[   52.732609][  T523]  __should_failslab+0xb6/0x100
[   52.737526][  T523]  should_failslab+0x9/0x20
[   52.742173][  T523]  __kmalloc_track_caller+0x63/0x380
[   52.747751][  T523]  ? __kernfs_new_node+0xaa/0x640
[   52.752956][  T523]  kstrdup_const+0x45/0x70
[   52.757341][  T523]  __kernfs_new_node+0xaa/0x640
[   52.762162][  T523]  ? kernfs_dop_revalidate+0x370/0x370
[   52.767604][  T523]  ? snprintf+0x9e/0xd0
[   52.771902][  T523]  ? vsprintf+0x20/0x20
[   52.776116][  T523]  ? kernfs_fop_write_iter+0x2e4/0x460
[   52.781635][  T523]  ? __x64_sys_write+0x6e/0xb0
[   52.786379][  T523]  kernfs_new_node+0x79/0x110
[   52.791085][  T523]  ? __kasan_check_write+0x14/0x20
[   52.796199][  T523]  __kernfs_create_file+0x24/0x270
[   52.801409][  T523]  cgroup_addrm_files+0x2bd/0x810
[   52.806415][  T523]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   52.811676][  T523]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   52.817026][  T523]  ? __radix_tree_replace+0xd0/0x250
[   52.822500][  T523]  ? idr_replace+0x138/0x150
[   52.827063][  T523]  ? idr_get_next+0x130/0x130
[   52.831746][  T523]  css_populate_dir+0x17a/0x400
[   52.836571][  T523]  cgroup_apply_control_enable+0x3a7/0xd60
[   52.842474][  T523]  cgroup_subtree_control_write+0x6d9/0xad0
[   52.848482][  T523]  ? __mod_memcg_state.part.0+0xb2/0x270
[   52.854103][  T523]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   52.860147][  T523]  cgroup_file_write+0x193/0x740
[   52.865302][  T523]  ? __kasan_check_write+0x14/0x20
[   52.870443][  T523]  ? cgroup_file_poll+0xd0/0xd0
[   52.875794][  T523]  ? __mutex_lock_slowpath+0x10/0x10
[   52.881098][  T523]  ? cgroup_file_poll+0xd0/0xd0
[   52.886047][  T523]  kernfs_fop_write_iter+0x2e4/0x460
[   52.891305][  T523]  new_sync_write+0x358/0x6d0
[   52.896047][  T523]  ? new_sync_read+0x6d0/0x6d0
[   52.900795][  T523]  ? fsnotify+0x1110/0x1110
[   52.905379][  T523]  ? rw_verify_area+0xc3/0x2b0
[   52.910131][  T523]  ? __fget_light.part.0+0x19d/0x330
[   52.916586][  T523]  vfs_write+0x4f5/0x750
[   52.921010][  T523]  ksys_write+0x111/0x210
[   52.925316][  T523]  ? __ia32_sys_read+0xa0/0xa0
[   52.930058][  T523]  ? debug_smp_processor_id+0x17/0x20
[   52.935668][  T523]  ? fpregs_assert_state_consistent+0x49/0xb0
[   52.941808][  T523]  __x64_sys_write+0x6e/0xb0
[   52.946464][  T523]  ? syscall_exit_to_user_mode+0x27/0x160
[   52.952183][  T523]  do_syscall_64+0x32/0x80
[   52.956580][  T523]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   52.962446][  T523] RIP: 0033:0x7fb841a360e9
[   52.966835][  T523] 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
[   52.986436][  T523] RSP: 002b:00007fb8419ac168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   52.994912][  T523] RAX: ffffffffffffffda RBX: 00007fb841b48f60 RCX: 00007fb841a360e9
[   53.002870][  T523] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   53.010825][  T523] RBP: 00007fb8419ac1d0 R08: 0000000000000000 R09: 0000000000000000
[   53.018861][  T523] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   53.027328][  T523] R13: 00007ffdd2c6dfbf R14: 00007fb8419ac300 R15: 0000000000022000
[   53.035676][  T523] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   53.075571][  T526] FAULT_INJECTION: forcing a failure.
[   53.075571][  T526] name failslab, interval 1, probability 0, space 0, times 0
[   53.088637][  T526] CPU: 1 PID: 526 Comm: syz-executor.4 Tainted: G        W         5.10.117-syzkaller #0
[   53.098954][  T526] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   53.109374][  T526] Call Trace:
[   53.112670][  T526]  dump_stack_lvl+0x81/0xac
[   53.117270][  T526]  dump_stack+0x10/0x12
[   53.121619][  T526]  should_fail.cold+0x5/0xa
[   53.126419][  T526]  __should_failslab+0xb6/0x100
[   53.131337][  T526]  should_failslab+0x9/0x20
[   53.135934][  T526]  __kmalloc_track_caller+0x63/0x380
[   53.141200][  T526]  ? __kernfs_new_node+0xaa/0x640
[   53.146377][  T526]  kstrdup_const+0x45/0x70
[   53.151012][  T526]  __kernfs_new_node+0xaa/0x640
[   53.155876][  T526]  ? kernfs_dop_revalidate+0x370/0x370
[   53.161313][  T526]  ? snprintf+0x9e/0xd0
[   53.166482][  T526]  ? vsprintf+0x20/0x20
[   53.170610][  T526]  ? kernfs_fop_write_iter+0x2e4/0x460
[   53.176071][  T526]  ? __x64_sys_write+0x6e/0xb0
[   53.180840][  T526]  kernfs_new_node+0x79/0x110
[   53.185502][  T526]  ? __kasan_check_write+0x14/0x20
[   53.190620][  T526]  __kernfs_create_file+0x24/0x270
[   53.196015][  T526]  cgroup_addrm_files+0x2bd/0x810
[   53.201101][  T526]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   53.206273][  T526]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   53.211725][  T526]  ? __radix_tree_replace+0xd0/0x250
[   53.216991][  T526]  ? idr_replace+0x138/0x150
[   53.221675][  T526]  ? idr_get_next+0x130/0x130
[   53.226349][  T526]  css_populate_dir+0x17a/0x400
[   53.231206][  T526]  cgroup_apply_control_enable+0x3a7/0xd60
[   53.236995][  T526]  cgroup_subtree_control_write+0x6d9/0xad0
[   53.243168][  T526]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   53.249245][  T526]  ? __schedule+0x6ec/0x1910
[   53.254051][  T526]  cgroup_file_write+0x193/0x740
[   53.259022][  T526]  ? __kasan_check_write+0x14/0x20
[   53.264111][  T526]  ? cgroup_file_poll+0xd0/0xd0
[   53.269050][  T526]  ? __mutex_lock_slowpath+0x10/0x10
[   53.274310][  T526]  ? cgroup_file_poll+0xd0/0xd0
[   53.279146][  T526]  kernfs_fop_write_iter+0x2e4/0x460
[   53.284541][  T526]  new_sync_write+0x358/0x6d0
[   53.289467][  T526]  ? ww_mutex_lock+0x1b0/0x1b0
[   53.294385][  T526]  ? new_sync_read+0x6d0/0x6d0
[   53.299309][  T526]  ? fsnotify+0x1110/0x1110
[   53.303796][  T526]  ? rw_verify_area+0xc3/0x2b0
[   53.308861][  T526]  ? __fget_light.part.0+0x19d/0x330
[   53.314233][  T526]  vfs_write+0x4f5/0x750
[   53.318641][  T526]  ksys_write+0x111/0x210
[   53.322950][  T526]  ? __ia32_sys_read+0xa0/0xa0
[   53.327777][  T526]  ? debug_smp_processor_id+0x17/0x20
[   53.334165][  T526]  ? fpregs_assert_state_consistent+0x49/0xb0
[   53.340205][  T526]  __x64_sys_write+0x6e/0xb0
[   53.345350][  T526]  ? syscall_exit_to_user_mode+0x27/0x160
[   53.354869][  T526]  do_syscall_64+0x32/0x80
[   53.359263][  T526]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   53.365128][  T526] RIP: 0033:0x7f2a719c50e9
[   53.369681][  T526] 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
[   53.389479][  T526] RSP: 002b:00007f2a7191a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   53.398035][  T526] RAX: ffffffffffffffda RBX: 00007f2a71ad8030 RCX: 00007f2a719c50e9
[   53.406074][  T526] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   53.414334][  T526] RBP: 00007f2a7191a1d0 R08: 0000000000000000 R09: 0000000000000000
[   53.422277][  T526] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   53.430364][  T526] R13: 00007ffca6c110df R14: 00007f2a7191a300 R15: 0000000000022000
[   53.439701][  T526] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   53.485651][  T532] FAULT_INJECTION: forcing a failure.
[   53.485651][  T532] name failslab, interval 1, probability 0, space 0, times 0
[   53.498402][  T532] CPU: 0 PID: 532 Comm: syz-executor.3 Tainted: G        W         5.10.117-syzkaller #0
[   53.508447][  T532] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   53.518663][  T532] Call Trace:
[   53.521936][  T532]  dump_stack_lvl+0x81/0xac
[   53.526579][  T532]  dump_stack+0x10/0x12
[   53.530891][  T532]  should_fail.cold+0x5/0xa
[   53.535378][  T532]  ? cgroup_exit_cftypes+0x150/0x150
[   53.540646][  T532]  ? percpu_ref_init+0xb6/0x300
[   53.545467][  T532]  __should_failslab+0xb6/0x100
[   53.550438][  T532]  should_failslab+0x9/0x20
[   53.555026][  T532]  kmem_cache_alloc_trace+0x2d/0x520
[   53.560823][  T532]  ? cgroup_exit_cftypes+0x150/0x150
[   53.566291][  T532]  percpu_ref_init+0xb6/0x300
[   53.570970][  T532]  cgroup_apply_control_enable+0x464/0xd60
[   53.577070][  T532]  cgroup_subtree_control_write+0x6d9/0xad0
[   53.586059][  T532]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   53.592487][  T532]  ? __schedule+0x6ec/0x1910
[   53.597229][  T532]  cgroup_file_write+0x193/0x740
[   53.602177][  T532]  ? __kasan_check_write+0x14/0x20
[   53.607273][  T532]  ? cgroup_file_poll+0xd0/0xd0
[   53.612216][  T532]  ? __mutex_lock_slowpath+0x10/0x10
[   53.617944][  T532]  ? cgroup_file_poll+0xd0/0xd0
[   53.622959][  T532]  kernfs_fop_write_iter+0x2e4/0x460
[   53.628362][  T532]  new_sync_write+0x358/0x6d0
[   53.633031][  T532]  ? ww_mutex_lock+0x1b0/0x1b0
[   53.637960][  T532]  ? new_sync_read+0x6d0/0x6d0
[   53.642702][  T532]  ? fsnotify+0x1110/0x1110
[   53.647505][  T532]  ? rw_verify_area+0xc3/0x2b0
[   53.652278][  T532]  ? __fget_light.part.0+0x19d/0x330
[   53.657771][  T532]  vfs_write+0x4f5/0x750
[   53.662189][  T532]  ksys_write+0x111/0x210
[   53.666601][  T532]  ? __ia32_sys_read+0xa0/0xa0
[   53.671639][  T532]  ? debug_smp_processor_id+0x17/0x20
[   53.676990][  T532]  ? fpregs_assert_state_consistent+0x49/0xb0
[   53.683178][  T532]  __x64_sys_write+0x6e/0xb0
[   53.687814][  T532]  ? syscall_exit_to_user_mode+0x27/0x160
[   53.693684][  T532]  do_syscall_64+0x32/0x80
[   53.698432][  T532]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   53.704506][  T532] RIP: 0033:0x7faae37c10e9
[   53.708930][  T532] 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
[   53.728717][  T532] RSP: 002b:00007faae3716168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   53.737330][  T532] RAX: ffffffffffffffda RBX: 00007faae38d4030 RCX: 00007faae37c10e9
[   53.745541][  T532] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   53.753681][  T532] RBP: 00007faae37161d0 R08: 0000000000000000 R09: 0000000000000000
[   53.762001][  T532] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   53.769953][  T532] R13: 00007ffc4c31006f R14: 00007faae3716300 R15: 0000000000022000
[   53.780716][  T411] ------------[ cut here ]------------
[   53.786293][  T411] WARNING: CPU: 0 PID: 411 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[   53.795431][  T411] Modules linked in:
[   53.799315][  T411] CPU: 0 PID: 411 Comm: syz-executor.3 Tainted: G        W         5.10.117-syzkaller #0
[   53.809363][  T411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   53.819425][  T411] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[   53.825234][  T411] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[   53.845422][  T411] RSP: 0018:ffffc900008c7c28 EFLAGS: 00010282
[   53.851522][  T411] RAX: 0000000000000000 RBX: 1ffff92000118f8c RCX: 0000000000000040
[   53.859675][  T411] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   53.867679][  T411] RBP: ffffc900008c7ce8 R08: 0000000000000000 R09: 0000000000000008
[   53.875687][  T411] R10: fffff52000118f78 R11: ffff8881f7256140 R12: ffffc900008c7c80
[   53.883643][  T411] R13: 00000000fffffffe R14: dffffc0000000000 R15: ffff88810f5368c0
[   53.891624][  T411] FS:  00005555563ba400(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000
[   53.900694][  T411] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.907295][  T411] CR2: 00007ffc4c30eff8 CR3: 000000010c6f8000 CR4: 00000000003506b0
[   53.915460][  T411] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   53.923407][  T411] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   53.931386][  T411] Call Trace:
[   53.934656][  T411]  ? __put_mountpoint.part.0+0x151/0x1b0
[   53.940436][  T411]  ? clone_private_mount+0x300/0x300
[   53.945904][  T411]  ? change_mnt_propagation+0x5df/0xd40
[   53.951513][  T411]  namespace_unlock+0x331/0x3e0
[   53.956570][  T411]  ? kern_unmount+0xb0/0xb0
[   53.961059][  T411]  ? unhash_mnt+0x3c0/0x3c0
[   53.965567][  T411]  path_umount+0x646/0x1110
[   53.970051][  T411]  ? __detach_mounts+0x280/0x280
[   53.974965][  T411]  ? user_path_at_empty+0xa2/0xf0
[   53.980011][  T411]  __x64_sys_umount+0xfb/0x120
[   53.984767][  T411]  ? path_umount+0x1110/0x1110
[   53.989544][  T411]  ? fpregs_assert_state_consistent+0x49/0xb0
[   53.995801][  T411]  ? exit_to_user_mode_prepare+0x30/0xe0
[   54.001410][  T411]  do_syscall_64+0x32/0x80
[   54.005828][  T411]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   54.011814][  T411] RIP: 0033:0x7faae37c2557
[   54.016352][  T411] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   54.036393][  T411] RSP: 002b:00007ffc4c30f1c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   54.044784][  T411] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007faae37c2557
[   54.053134][  T411] RDX: 00007ffc4c30f299 RSI: 000000000000000a RDI: 00007ffc4c30f290
[   54.061363][  T411] RBP: 00007ffc4c30f290 R08: 00000000ffffffff R09: 00007ffc4c30f060
[   54.069531][  T411] R10: 00005555563bbba3 R11: 0000000000000246 R12: 00007faae381a1f8
[   54.077595][  T411] R13: 00007ffc4c310350 R14: 00005555563bbb00 R15: 00007ffc4c310390
[   54.085596][  T411] ---[ end trace 9d9feaabe7274344 ]---
[   54.091212][  T411] ------------[ cut here ]------------
[   54.096796][  T411] WARNING: CPU: 1 PID: 411 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[   54.105631][  T535] FAULT_INJECTION: forcing a failure.
[   54.105631][  T535] name failslab, interval 1, probability 0, space 0, times 0
[   54.105829][  T411] Modules linked in:
[   54.119167][  T535] CPU: 0 PID: 535 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[   54.122729][  T411] CPU: 1 PID: 411 Comm: syz-executor.3 Tainted: G        W         5.10.117-syzkaller #0
[   54.132666][  T535] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   54.132668][  T535] Call Trace:
[   54.132678][  T535]  dump_stack_lvl+0x81/0xac
[   54.132682][  T535]  dump_stack+0x10/0x12
[   54.132685][  T535]  should_fail.cold+0x5/0xa
[   54.132691][  T535]  ? __kernfs_new_node+0xe5/0x640
[   54.132696][  T535]  __should_failslab+0xb6/0x100
[   54.132700][  T535]  should_failslab+0x9/0x20
[   54.132708][  T535]  kmem_cache_alloc+0x30/0x510
[   54.142576][  T411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   54.152594][  T535]  __kernfs_new_node+0xe5/0x640
[   54.152598][  T535]  ? kernfs_dop_revalidate+0x370/0x370
[   54.152607][  T535]  ? snprintf+0x9e/0xd0
[   54.155872][  T411] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[   54.160330][  T535]  ? vsprintf+0x20/0x20
[   54.164459][  T411] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[   54.169182][  T535]  kernfs_new_node+0x79/0x110
[   54.169186][  T535]  __kernfs_create_file+0x24/0x270
[   54.169191][  T535]  cgroup_addrm_files+0x2bd/0x810
[   54.169197][  T535]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   54.174184][  T411] RSP: 0018:ffffc900008c7cf0 EFLAGS: 00010282
[   54.179139][  T535]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   54.179145][  T535]  ? __radix_tree_replace+0xd0/0x250
[   54.179148][  T535]  ? idr_replace+0x138/0x150
[   54.179151][  T535]  ? idr_get_next+0x130/0x130
[   54.179155][  T535]  css_populate_dir+0x17a/0x400
[   54.179159][  T535]  cgroup_apply_control_enable+0x3a7/0xd60
[   54.179165][  T535]  cgroup_subtree_control_write+0x6d9/0xad0
[   54.179169][  T535]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   54.179175][  T535]  ? __schedule+0x6ec/0x1910
[   54.179180][  T535]  cgroup_file_write+0x193/0x740
[   54.183807][  T411] 
[   54.188541][  T535]  ? __kasan_check_write+0x14/0x20
[   54.188544][  T535]  ? cgroup_file_poll+0xd0/0xd0
[   54.188549][  T535]  ? __mutex_lock_slowpath+0x10/0x10
[   54.188553][  T535]  ? cgroup_file_poll+0xd0/0xd0
[   54.188560][  T535]  kernfs_fop_write_iter+0x2e4/0x460
[   54.198590][  T411] RAX: 0000000000000000 RBX: 1ffff92000118fa5 RCX: 0000000000000040
[   54.203402][  T535]  new_sync_write+0x358/0x6d0
[   54.209005][  T411] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   54.213120][  T535]  ? ww_mutex_lock+0x1b0/0x1b0
[   54.218742][  T411] RBP: ffffc900008c7db0 R08: 0000000000000000 R09: 0000000000000008
[   54.222855][  T535]  ? new_sync_read+0x6d0/0x6d0
[   54.242802][  T411] R10: fffff52000118f91 R11: ffff8881f7256140 R12: ffffc900008c7d48
[   54.247421][  T535]  ? fsnotify+0x1110/0x1110
[   54.247428][  T535]  ? rw_verify_area+0xc3/0x2b0
[   54.252700][  T411] R13: 00000000fffffffd R14: dffffc0000000000 R15: ffff88810f5368c0
[   54.257691][  T535]  ? __fget_light.part.0+0x19d/0x330
[   54.257695][  T535]  vfs_write+0x4f5/0x750
[   54.257699][  T535]  ksys_write+0x111/0x210
[   54.257703][  T535]  ? __ia32_sys_read+0xa0/0xa0
[   54.257709][  T535]  ? debug_smp_processor_id+0x17/0x20
[   54.257715][  T535]  ? fpregs_assert_state_consistent+0x49/0xb0
[   54.257721][  T535]  __x64_sys_write+0x6e/0xb0
[   54.262971][  T411] FS:  00005555563ba400(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000
[   54.269002][  T535]  ? syscall_exit_to_user_mode+0x27/0x160
[   54.269006][  T535]  do_syscall_64+0x32/0x80
[   54.269011][  T535]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   54.269017][  T535] RIP: 0033:0x7fb841a360e9
[   54.274557][  T411] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.279813][  T535] 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
[   54.279816][  T535] RSP: 002b:00007fb84198b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   54.279824][  T535] RAX: ffffffffffffffda RBX: 00007fb841b49030 RCX: 00007fb841a360e9
[   54.284489][  T411] CR2: 00007f2a71919ff8 CR3: 000000010c6f8000 CR4: 00000000003506a0
[   54.289284][  T535] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   54.289288][  T535] RBP: 00007fb84198b1d0 R08: 0000000000000000 R09: 0000000000000000
[   54.289290][  T535] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   54.289293][  T535] R13: 00007ffdd2c6dfbf R14: 00007fb84198b300 R15: 0000000000022000
[   54.291489][  T535] cgroup: cgroup_addrm_files: failed to add events, err=-12
[   54.294148][  T411] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   54.294151][  T411] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   54.294154][  T411] Call Trace:
[   54.294165][  T411]  ? namespace_unlock+0x331/0x3e0
[   54.294172][  T411]  ? kern_unmount+0x57/0xb0
[   54.598856][  T411]  ? clone_private_mount+0x300/0x300
[   54.604211][  T411]  ? dput+0xac/0x8a0
[   54.608199][  T411]  path_umount+0x684/0x1110
[   54.613754][  T411]  ? __detach_mounts+0x280/0x280
[   54.618774][  T411]  ? user_path_at_empty+0xa2/0xf0
[   54.623787][  T411]  __x64_sys_umount+0xfb/0x120
[   54.628541][  T411]  ? path_umount+0x1110/0x1110
[   54.633366][  T411]  ? fpregs_assert_state_consistent+0x49/0xb0
[   54.639418][  T411]  ? exit_to_user_mode_prepare+0x30/0xe0
[   54.645017][  T411]  do_syscall_64+0x32/0x80
[   54.649435][  T411]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   54.655410][  T411] RIP: 0033:0x7faae37c2557
[   54.659796][  T411] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   54.679584][  T411] RSP: 002b:00007ffc4c30f1c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   54.688166][  T411] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007faae37c2557
[   54.696123][  T411] RDX: 00007ffc4c30f299 RSI: 000000000000000a RDI: 00007ffc4c30f290
[   54.704246][  T411] RBP: 00007ffc4c30f290 R08: 00000000ffffffff R09: 00007ffc4c30f060
[   54.712400][  T411] R10: 00005555563bbba3 R11: 0000000000000246 R12: 00007faae381a1f8
[   54.720379][  T411] R13: 00007ffc4c310350 R14: 00005555563bbb00 R15: 00007ffc4c310390
[   54.728421][  T411] ---[ end trace 9d9feaabe7274345 ]---
[   54.755598][  T516] FAULT_INJECTION: forcing a failure.
[   54.755598][  T516] name failslab, interval 1, probability 0, space 0, times 0
[   54.768298][  T516] CPU: 1 PID: 516 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[   54.778442][  T516] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   54.789116][  T516] Call Trace:
[   54.792509][  T516]  dump_stack_lvl+0x81/0xac
[   54.797275][  T516]  dump_stack+0x10/0x12
[   54.801500][  T516]  should_fail.cold+0x5/0xa
[   54.805985][  T516]  __should_failslab+0xb6/0x100
[   54.810987][  T516]  should_failslab+0x9/0x20
[   54.816257][  T516]  __kmalloc_track_caller+0x63/0x380
[   54.821610][  T516]  ? __kernfs_new_node+0xaa/0x640
[   54.826946][  T516]  kstrdup_const+0x45/0x70
[   54.831425][  T516]  __kernfs_new_node+0xaa/0x640
[   54.836348][  T516]  ? kernfs_dop_revalidate+0x370/0x370
[   54.841934][  T516]  ? snprintf+0x9e/0xd0
[   54.846099][  T516]  ? vsprintf+0x20/0x20
[   54.850326][  T516]  ? kernfs_fop_write_iter+0x2e4/0x460
[   54.855999][  T516]  ? __x64_sys_write+0x6e/0xb0
[   54.860744][  T516]  kernfs_new_node+0x79/0x110
[   54.865623][  T516]  ? __kasan_check_write+0x14/0x20
[   54.870815][  T516]  __kernfs_create_file+0x24/0x270
[   54.876160][  T516]  cgroup_addrm_files+0x2bd/0x810
[   54.881164][  T516]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   54.886338][  T516]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   54.891715][  T516]  ? __radix_tree_replace+0xd0/0x250
[   54.897153][  T516]  ? idr_replace+0x138/0x150
[   54.901718][  T516]  ? idr_get_next+0x130/0x130
[   54.906375][  T516]  css_populate_dir+0x17a/0x400
[   54.911753][  T516]  cgroup_apply_control_enable+0x3a7/0xd60
[   54.917673][  T516]  cgroup_subtree_control_write+0x6d9/0xad0
[   54.923546][  T516]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   54.929876][  T516]  ? __schedule+0x6ec/0x1910
[   54.934552][  T516]  cgroup_file_write+0x193/0x740
[   54.939547][  T516]  ? __kasan_check_write+0x14/0x20
[   54.944635][  T516]  ? cgroup_file_poll+0xd0/0xd0
[   54.949475][  T516]  ? __mutex_lock_slowpath+0x10/0x10
[   54.954739][  T516]  ? cgroup_file_poll+0xd0/0xd0
[   54.959675][  T516]  kernfs_fop_write_iter+0x2e4/0x460
[   54.964961][  T516]  new_sync_write+0x358/0x6d0
[   54.969608][  T516]  ? ww_mutex_lock+0x1b0/0x1b0
[   54.974452][  T516]  ? new_sync_read+0x6d0/0x6d0
[   54.979190][  T516]  ? fsnotify+0x1110/0x1110
[   54.983664][  T516]  ? rw_verify_area+0xc3/0x2b0
[   54.988402][  T516]  ? __fget_light.part.0+0x19d/0x330
[   54.993835][  T516]  vfs_write+0x4f5/0x750
[   54.998475][  T516]  ksys_write+0x111/0x210
[   55.002777][  T516]  ? __ia32_sys_read+0xa0/0xa0
[   55.007621][  T516]  ? debug_smp_processor_id+0x17/0x20
[   55.013528][  T516]  ? fpregs_assert_state_consistent+0x49/0xb0
[   55.019572][  T516]  __x64_sys_write+0x6e/0xb0
[   55.024202][  T516]  ? syscall_exit_to_user_mode+0x27/0x160
[   55.030120][  T516]  do_syscall_64+0x32/0x80
[   55.034619][  T516]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   55.040578][  T516] RIP: 0033:0x7f7124af40e9
[   55.045207][  T516] 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
[   55.065141][  T516] RSP: 002b:00007f7124a49168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   55.074051][  T516] RAX: ffffffffffffffda RBX: 00007f7124c07030 RCX: 00007f7124af40e9
[   55.086776][  T516] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   55.094726][  T516] RBP: 00007f7124a491d0 R08: 0000000000000000 R09: 0000000000000000
[   55.103170][  T516] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   55.111428][  T516] R13: 00007ffeae140eaf R14: 00007f7124a49300 R15: 0000000000022000
[   55.121731][  T516] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   55.145556][  T529] FAULT_INJECTION: forcing a failure.
[   55.145556][  T529] name failslab, interval 1, probability 0, space 0, times 0
[   55.159832][  T529] CPU: 1 PID: 529 Comm: syz-executor.0 Tainted: G        W         5.10.117-syzkaller #0
[   55.170175][  T529] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   55.181936][  T529] Call Trace:
[   55.185478][  T529]  dump_stack_lvl+0x81/0xac
[   55.190942][  T529]  dump_stack+0x10/0x12
[   55.195403][  T529]  should_fail.cold+0x5/0xa
[   55.200280][  T529]  ? cgroup_exit_cftypes+0x150/0x150
[   55.205933][  T529]  ? percpu_ref_init+0xb6/0x300
[   55.211656][  T529]  __should_failslab+0xb6/0x100
[   55.217343][  T529]  should_failslab+0x9/0x20
[   55.224109][  T529]  kmem_cache_alloc_trace+0x2d/0x520
[   55.229985][  T529]  ? cgroup_exit_cftypes+0x150/0x150
[   55.235808][  T529]  percpu_ref_init+0xb6/0x300
[   55.241044][  T529]  cgroup_apply_control_enable+0x464/0xd60
[   55.247850][  T529]  cgroup_subtree_control_write+0x6d9/0xad0
[   55.254017][  T529]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   55.260760][  T529]  ? __schedule+0x6ec/0x1910
[   55.266729][  T529]  cgroup_file_write+0x193/0x740
[   55.272243][  T529]  ? __kasan_check_write+0x14/0x20
[   55.278231][  T529]  ? cgroup_file_poll+0xd0/0xd0
[   55.283453][  T529]  ? __mutex_lock_slowpath+0x10/0x10
[   55.289649][  T529]  ? cgroup_file_poll+0xd0/0xd0
[   55.295561][  T529]  kernfs_fop_write_iter+0x2e4/0x460
[   55.301547][  T529]  new_sync_write+0x358/0x6d0
[   55.307724][  T529]  ? ww_mutex_lock+0x1b0/0x1b0
[   55.313217][  T529]  ? new_sync_read+0x6d0/0x6d0
[   55.318562][  T529]  ? fsnotify+0x1110/0x1110
[   55.324246][  T529]  ? rw_verify_area+0xc3/0x2b0
[   55.329621][  T529]  ? __fget_light.part.0+0x19d/0x330
[   55.335599][  T529]  vfs_write+0x4f5/0x750
[   55.340402][  T529]  ksys_write+0x111/0x210
[   55.345523][  T529]  ? __ia32_sys_read+0xa0/0xa0
[   55.351496][  T529]  ? debug_smp_processor_id+0x17/0x20
[   55.357468][  T529]  ? fpregs_assert_state_consistent+0x49/0xb0
[   55.363708][  T529]  __x64_sys_write+0x6e/0xb0
[   55.368792][  T529]  ? syscall_exit_to_user_mode+0x27/0x160
[   55.375070][  T529]  do_syscall_64+0x32/0x80
[   55.379464][  T529]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   55.385355][  T529] RIP: 0033:0x7f391e8210e9
[   55.389865][  T529] 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
[   55.409826][  T529] RSP: 002b:00007f391e776168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   55.418223][  T529] RAX: ffffffffffffffda RBX: 00007f391e934030 RCX: 00007f391e8210e9
[   55.426365][  T529] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   55.435064][  T529] RBP: 00007f391e7761d0 R08: 0000000000000000 R09: 0000000000000000
[   55.443015][  T529] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   55.451066][  T529] R13: 00007fffeff857af R14: 00007f391e776300 R15: 0000000000022000
[   55.495496][  T521] FAULT_INJECTION: forcing a failure.
[   55.495496][  T521] name failslab, interval 1, probability 0, space 0, times 0
[   55.508473][  T521] CPU: 1 PID: 521 Comm: syz-executor.5 Tainted: G        W         5.10.117-syzkaller #0
[   55.518248][  T521] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   55.528986][  T521] Call Trace:
[   55.532347][  T521]  dump_stack_lvl+0x81/0xac
[   55.536916][  T521]  dump_stack+0x10/0x12
[   55.541043][  T521]  should_fail.cold+0x5/0xa
[   55.545527][  T521]  ? cgroup_exit_cftypes+0x150/0x150
[   55.550996][  T521]  ? percpu_ref_init+0xb6/0x300
[   55.556041][  T521]  __should_failslab+0xb6/0x100
[   55.560986][  T521]  should_failslab+0x9/0x20
[   55.565486][  T521]  kmem_cache_alloc_trace+0x2d/0x520
[   55.570800][  T521]  ? cgroup_exit_cftypes+0x150/0x150
[   55.576059][  T521]  percpu_ref_init+0xb6/0x300
[   55.580706][  T521]  cgroup_apply_control_enable+0x464/0xd60
[   55.586657][  T521]  cgroup_subtree_control_write+0x6d9/0xad0
[   55.592521][  T521]  ? __mod_memcg_state.part.0+0xb2/0x270
[   55.598135][  T521]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   55.604256][  T521]  cgroup_file_write+0x193/0x740
[   55.609265][  T521]  ? __kasan_check_write+0x14/0x20
[   55.614346][  T521]  ? cgroup_file_poll+0xd0/0xd0
[   55.619258][  T521]  ? __mutex_lock_slowpath+0x10/0x10
[   55.624514][  T521]  ? cgroup_file_poll+0xd0/0xd0
[   55.629347][  T521]  kernfs_fop_write_iter+0x2e4/0x460
[   55.634711][  T521]  new_sync_write+0x358/0x6d0
[   55.639460][  T521]  ? new_sync_read+0x6d0/0x6d0
[   55.644278][  T521]  ? fsnotify+0x1110/0x1110
[   55.648761][  T521]  ? rw_verify_area+0xc3/0x2b0
[   55.653526][  T521]  ? __fget_light.part.0+0x19d/0x330
[   55.658816][  T521]  vfs_write+0x4f5/0x750
[   55.663032][  T521]  ksys_write+0x111/0x210
[   55.667336][  T521]  ? __ia32_sys_read+0xa0/0xa0
[   55.672076][  T521]  ? debug_smp_processor_id+0x17/0x20
[   55.677526][  T521]  ? fpregs_assert_state_consistent+0x49/0xb0
[   55.683845][  T521]  __x64_sys_write+0x6e/0xb0
[   55.688434][  T521]  ? syscall_exit_to_user_mode+0x27/0x160
[   55.694132][  T521]  do_syscall_64+0x32/0x80
[   55.698538][  T521]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   55.704505][  T521] RIP: 0033:0x7f9ceba820e9
[   55.709026][  T521] 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
[   55.729083][  T521] RSP: 002b:00007f9ceb9f8168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   55.737815][  T521] RAX: ffffffffffffffda RBX: 00007f9cebb94f60 RCX: 00007f9ceba820e9
[   55.746031][  T521] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   55.753987][  T521] RBP: 00007f9ceb9f81d0 R08: 0000000000000000 R09: 0000000000000000
[   55.764276][  T521] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   55.772245][  T521] R13: 00007ffe138f92df R14: 00007f9ceb9f8300 R15: 0000000000022000
[   55.815571][  T542] FAULT_INJECTION: forcing a failure.
[   55.815571][  T542] name failslab, interval 1, probability 0, space 0, times 0
[   55.828578][  T542] CPU: 1 PID: 542 Comm: syz-executor.3 Tainted: G        W         5.10.117-syzkaller #0
[   55.838358][  T542] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   55.848394][  T542] Call Trace:
[   55.851659][  T542]  dump_stack_lvl+0x81/0xac
[   55.856133][  T542]  dump_stack+0x10/0x12
[   55.860261][  T542]  should_fail.cold+0x5/0xa
[   55.864775][  T542]  ? cgroup_exit_cftypes+0x150/0x150
[   55.870178][  T542]  ? percpu_ref_init+0xb6/0x300
[   55.875005][  T542]  __should_failslab+0xb6/0x100
[   55.879936][  T542]  should_failslab+0x9/0x20
[   55.884413][  T542]  kmem_cache_alloc_trace+0x2d/0x520
[   55.889669][  T542]  ? cgroup_exit_cftypes+0x150/0x150
[   55.894935][  T542]  percpu_ref_init+0xb6/0x300
[   55.899690][  T542]  cgroup_apply_control_enable+0x464/0xd60
[   55.905469][  T542]  cgroup_subtree_control_write+0x6d9/0xad0
[   55.911337][  T542]  ? __mod_memcg_state.part.0+0xb2/0x270
[   55.916936][  T542]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   55.922967][  T542]  cgroup_file_write+0x193/0x740
[   55.927983][  T542]  ? __kasan_check_write+0x14/0x20
[   55.933153][  T542]  ? cgroup_file_poll+0xd0/0xd0
[   55.937977][  T542]  ? __mutex_lock_slowpath+0x10/0x10
[   55.943253][  T542]  ? cgroup_file_poll+0xd0/0xd0
[   55.948151][  T542]  kernfs_fop_write_iter+0x2e4/0x460
[   55.953578][  T542]  new_sync_write+0x358/0x6d0
[   55.958358][  T542]  ? new_sync_read+0x6d0/0x6d0
[   55.963334][  T542]  ? fsnotify+0x1110/0x1110
[   55.967904][  T542]  ? rw_verify_area+0xc3/0x2b0
[   55.972737][  T542]  ? __fget_light.part.0+0x19d/0x330
[   55.978020][  T542]  vfs_write+0x4f5/0x750
[   55.982236][  T542]  ksys_write+0x111/0x210
[   55.986536][  T542]  ? __ia32_sys_read+0xa0/0xa0
[   55.991276][  T542]  ? debug_smp_processor_id+0x17/0x20
[   55.996717][  T542]  ? fpregs_assert_state_consistent+0x49/0xb0
[   56.002771][  T542]  __x64_sys_write+0x6e/0xb0
[   56.007535][  T542]  ? syscall_exit_to_user_mode+0x27/0x160
[   56.013309][  T542]  do_syscall_64+0x32/0x80
[   56.017816][  T542]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   56.023693][  T542] RIP: 0033:0x7faae37c10e9
[   56.028195][  T542] 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
[   56.048035][  T542] RSP: 002b:00007faae3737168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   56.056424][  T542] RAX: ffffffffffffffda RBX: 00007faae38d3f60 RCX: 00007faae37c10e9
[   56.064375][  T542] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   56.072421][  T542] RBP: 00007faae37371d0 R08: 0000000000000000 R09: 0000000000000000
[   56.080700][  T542] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   56.088651][  T542] R13: 00007ffc4c31006f R14: 00007faae3737300 R15: 0000000000022000
[   56.135588][  T538] FAULT_INJECTION: forcing a failure.
[   56.135588][  T538] name failslab, interval 1, probability 0, space 0, times 0
[   56.148498][  T538] CPU: 1 PID: 538 Comm: syz-executor.4 Tainted: G        W         5.10.117-syzkaller #0
[   56.158447][  T538] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   56.168486][  T538] Call Trace:
[   56.171752][  T538]  dump_stack_lvl+0x81/0xac
[   56.176229][  T538]  dump_stack+0x10/0x12
[   56.180373][  T538]  should_fail.cold+0x5/0xa
[   56.184852][  T538]  __should_failslab+0xb6/0x100
[   56.190124][  T538]  should_failslab+0x9/0x20
[   56.194599][  T538]  __kmalloc_track_caller+0x63/0x380
[   56.200129][  T538]  ? __kernfs_new_node+0xaa/0x640
[   56.205210][  T538]  kstrdup_const+0x45/0x70
[   56.209598][  T538]  __kernfs_new_node+0xaa/0x640
[   56.214418][  T538]  ? kernfs_dop_revalidate+0x370/0x370
[   56.219934][  T538]  ? snprintf+0x9e/0xd0
[   56.224267][  T538]  ? vsprintf+0x20/0x20
[   56.228455][  T538]  ? kernfs_fop_write_iter+0x2e4/0x460
[   56.233887][  T538]  ? __x64_sys_write+0x6e/0xb0
[   56.238740][  T538]  kernfs_new_node+0x79/0x110
[   56.243565][  T538]  ? __kasan_check_write+0x14/0x20
[   56.248825][  T538]  __kernfs_create_file+0x24/0x270
[   56.254091][  T538]  cgroup_addrm_files+0x2bd/0x810
[   56.259202][  T538]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   56.264372][  T538]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   56.269729][  T538]  ? __radix_tree_replace+0xd0/0x250
[   56.275221][  T538]  ? idr_replace+0x138/0x150
[   56.279787][  T538]  ? idr_get_next+0x130/0x130
[   56.284442][  T538]  css_populate_dir+0x17a/0x400
[   56.289364][  T538]  cgroup_apply_control_enable+0x3a7/0xd60
[   56.296302][  T538]  cgroup_subtree_control_write+0x6d9/0xad0
[   56.302175][  T538]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   56.308357][  T538]  ? __schedule+0x6ec/0x1910
[   56.313116][  T538]  cgroup_file_write+0x193/0x740
[   56.318032][  T538]  ? __kasan_check_write+0x14/0x20
[   56.323227][  T538]  ? cgroup_file_poll+0xd0/0xd0
[   56.328074][  T538]  ? __mutex_lock_slowpath+0x10/0x10
[   56.333424][  T538]  ? cgroup_file_poll+0xd0/0xd0
[   56.338246][  T538]  kernfs_fop_write_iter+0x2e4/0x460
[   56.343675][  T538]  new_sync_write+0x358/0x6d0
[   56.348407][  T538]  ? ww_mutex_lock+0x1b0/0x1b0
[   56.353238][  T538]  ? new_sync_read+0x6d0/0x6d0
[   56.357973][  T538]  ? fsnotify+0x1110/0x1110
[   56.362550][  T538]  ? rw_verify_area+0xc3/0x2b0
[   56.367375][  T538]  ? __fget_light.part.0+0x19d/0x330
[   56.372645][  T538]  vfs_write+0x4f5/0x750
[   56.376866][  T538]  ksys_write+0x111/0x210
[   56.381268][  T538]  ? __ia32_sys_read+0xa0/0xa0
[   56.386343][  T538]  ? debug_smp_processor_id+0x17/0x20
[   56.391691][  T538]  ? fpregs_assert_state_consistent+0x49/0xb0
[   56.397849][  T538]  __x64_sys_write+0x6e/0xb0
[   56.402409][  T538]  ? syscall_exit_to_user_mode+0x27/0x160
[   56.408183][  T538]  do_syscall_64+0x32/0x80
[   56.412575][  T538]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   56.418438][  T538] RIP: 0033:0x7f2a719c50e9
[   56.422889][  T538] 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
[   56.443609][  T538] RSP: 002b:00007f2a7191a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   56.452085][  T538] RAX: ffffffffffffffda RBX: 00007f2a71ad8030 RCX: 00007f2a719c50e9
[   56.460122][  T538] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   56.468505][  T538] RBP: 00007f2a7191a1d0 R08: 0000000000000000 R09: 0000000000000000
[   56.476455][  T538] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   56.484403][  T538] R13: 00007ffca6c110df R14: 00007f2a7191a300 R15: 0000000000022000
[   56.495069][  T538] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   56.515511][  T551] FAULT_INJECTION: forcing a failure.
[   56.515511][  T551] name failslab, interval 1, probability 0, space 0, times 0
[   56.528364][  T551] CPU: 0 PID: 551 Comm: syz-executor.5 Tainted: G        W         5.10.117-syzkaller #0
[   56.538454][  T551] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   56.549101][  T551] Call Trace:
[   56.552454][  T551]  dump_stack_lvl+0x81/0xac
[   56.556934][  T551]  dump_stack+0x10/0x12
[   56.561077][  T551]  should_fail.cold+0x5/0xa
[   56.565564][  T551]  ? cgroup_exit_cftypes+0x150/0x150
[   56.570996][  T551]  ? percpu_ref_init+0xb6/0x300
[   56.576004][  T551]  __should_failslab+0xb6/0x100
[   56.580829][  T551]  should_failslab+0x9/0x20
[   56.585308][  T551]  kmem_cache_alloc_trace+0x2d/0x520
[   56.590574][  T551]  ? cgroup_exit_cftypes+0x150/0x150
[   56.595886][  T551]  percpu_ref_init+0xb6/0x300
[   56.600544][  T551]  cgroup_apply_control_enable+0x464/0xd60
[   56.606334][  T551]  cgroup_subtree_control_write+0x6d9/0xad0
[   56.612496][  T551]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   56.618629][  T551]  ? __schedule+0x6ec/0x1910
[   56.623290][  T551]  cgroup_file_write+0x193/0x740
[   56.628430][  T551]  ? __kasan_check_write+0x14/0x20
[   56.633542][  T551]  ? cgroup_file_poll+0xd0/0xd0
[   56.638807][  T551]  ? __mutex_lock_slowpath+0x10/0x10
[   56.644158][  T551]  ? cgroup_file_poll+0xd0/0xd0
[   56.648988][  T551]  kernfs_fop_write_iter+0x2e4/0x460
[   56.654261][  T551]  new_sync_write+0x358/0x6d0
[   56.658996][  T551]  ? ww_mutex_lock+0x1b0/0x1b0
[   56.663789][  T551]  ? new_sync_read+0x6d0/0x6d0
[   56.668671][  T551]  ? fsnotify+0x1110/0x1110
[   56.673147][  T551]  ? rw_verify_area+0xc3/0x2b0
[   56.677894][  T551]  ? __fget_light.part.0+0x19d/0x330
[   56.683164][  T551]  vfs_write+0x4f5/0x750
[   56.687567][  T551]  ksys_write+0x111/0x210
[   56.691877][  T551]  ? __ia32_sys_read+0xa0/0xa0
[   56.696623][  T551]  ? debug_smp_processor_id+0x17/0x20
[   56.701985][  T551]  ? fpregs_assert_state_consistent+0x49/0xb0
[   56.708035][  T551]  __x64_sys_write+0x6e/0xb0
[   56.712597][  T551]  ? syscall_exit_to_user_mode+0x27/0x160
[   56.718296][  T551]  do_syscall_64+0x32/0x80
[   56.722746][  T551]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   56.728633][  T551] RIP: 0033:0x7f9ceba820e9
[   56.733022][  T551] 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
[   56.752782][  T551] RSP: 002b:00007f9ceb9d7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   56.761364][  T551] RAX: ffffffffffffffda RBX: 00007f9cebb95030 RCX: 00007f9ceba820e9
[   56.769852][  T551] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   56.777832][  T551] RBP: 00007f9ceb9d71d0 R08: 0000000000000000 R09: 0000000000000000
[   56.785775][  T551] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   56.793732][  T551] R13: 00007ffe138f92df R14: 00007f9ceb9d7300 R15: 0000000000022000
[   56.803415][  T415] ------------[ cut here ]------------
[   56.809077][  T415] WARNING: CPU: 0 PID: 415 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[   56.818099][  T415] Modules linked in:
[   56.822091][  T415] CPU: 0 PID: 415 Comm: syz-executor.5 Tainted: G        W         5.10.117-syzkaller #0
[   56.831914][  T415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   56.842078][  T415] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[   56.847715][  T415] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[   56.867325][  T415] RSP: 0018:ffffc90000907cf0 EFLAGS: 00010286
[   56.873365][  T415] RAX: 0000000000000000 RBX: 1ffff92000120fa5 RCX: 0000000000000040
[   56.881535][  T415] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   56.890048][  T415] RBP: ffffc90000907db0 R08: 0000000000000000 R09: 0000000000000008
[   56.898103][  T415] R10: fffff52000120f91 R11: ffff8881118c4000 R12: ffffc90000907d48
[   56.906500][  T415] R13: 00000000ffffffff R14: dffffc0000000000 R15: ffff888111040000
[   56.914579][  T415] FS:  0000555556c9b400(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000
[   56.924399][  T415] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.931255][  T415] CR2: 00007ffe138f7cf8 CR3: 000000010a028000 CR4: 00000000003506b0
[   56.940025][  T415] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   56.948089][  T415] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   56.956239][  T415] Call Trace:
[   56.959503][  T415]  ? namespace_unlock+0x331/0x3e0
[   56.964499][  T415]  ? kern_unmount+0x57/0xb0
[   56.969103][  T415]  ? clone_private_mount+0x300/0x300
[   56.974891][  T415]  ? dput+0xac/0x8a0
[   56.978909][  T415]  path_umount+0x684/0x1110
[   56.983493][  T415]  ? __detach_mounts+0x280/0x280
[   56.988723][  T415]  ? user_path_at_empty+0xa2/0xf0
[   56.993822][  T415]  __x64_sys_umount+0xfb/0x120
[   56.998607][  T415]  ? path_umount+0x1110/0x1110
[   57.003372][  T415]  ? fpregs_assert_state_consistent+0x49/0xb0
[   57.009557][  T415]  ? exit_to_user_mode_prepare+0x30/0xe0
[   57.015531][  T415]  do_syscall_64+0x32/0x80
[   57.019932][  T415]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   57.026337][  T415] RIP: 0033:0x7f9ceba83557
[   57.030945][  T415] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   57.050744][  T415] RSP: 002b:00007ffe138f8438 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   57.059678][  T415] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9ceba83557
[   57.067740][  T415] RDX: 00007ffe138f8509 RSI: 000000000000000a RDI: 00007ffe138f8500
[   57.075936][  T415] RBP: 00007ffe138f8500 R08: 00000000ffffffff R09: 00007ffe138f82d0
[   57.084258][  T415] R10: 0000555556c9cba3 R11: 0000000000000246 R12: 00007f9cebadb1f8
[   57.092425][  T415] R13: 00007ffe138f95c0 R14: 0000555556c9cb00 R15: 00007ffe138f9600
[   57.100732][  T415] ---[ end trace 9d9feaabe7274346 ]---
[   57.125443][  T543] FAULT_INJECTION: forcing a failure.
[   57.125443][  T543] name failslab, interval 1, probability 0, space 0, times 0
[   57.138667][  T543] CPU: 1 PID: 543 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[   57.148900][  T543] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   57.158933][  T543] Call Trace:
[   57.162375][  T543]  dump_stack_lvl+0x81/0xac
[   57.167371][  T543]  dump_stack+0x10/0x12
[   57.171589][  T543]  should_fail.cold+0x5/0xa
[   57.176149][  T543]  ? cgroup_exit_cftypes+0x150/0x150
[   57.181413][  T543]  ? percpu_ref_init+0xb6/0x300
[   57.186499][  T543]  __should_failslab+0xb6/0x100
[   57.191580][  T543]  should_failslab+0x9/0x20
[   57.196084][  T543]  kmem_cache_alloc_trace+0x2d/0x520
[   57.201958][  T543]  ? cgroup_exit_cftypes+0x150/0x150
[   57.207334][  T543]  percpu_ref_init+0xb6/0x300
[   57.212175][  T543]  cgroup_apply_control_enable+0x464/0xd60
[   57.218152][  T543]  cgroup_subtree_control_write+0x6d9/0xad0
[   57.224159][  T543]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   57.230225][  T543]  ? __schedule+0x6ec/0x1910
[   57.235568][  T543]  cgroup_file_write+0x193/0x740
[   57.240911][  T543]  ? __kasan_check_write+0x14/0x20
[   57.246107][  T543]  ? cgroup_file_poll+0xd0/0xd0
[   57.251015][  T543]  ? __mutex_lock_slowpath+0x10/0x10
[   57.256364][  T543]  ? cgroup_file_poll+0xd0/0xd0
[   57.261302][  T543]  kernfs_fop_write_iter+0x2e4/0x460
[   57.266647][  T543]  new_sync_write+0x358/0x6d0
[   57.271494][  T543]  ? ww_mutex_lock+0x1b0/0x1b0
[   57.276335][  T543]  ? new_sync_read+0x6d0/0x6d0
[   57.281084][  T543]  ? fsnotify+0x1110/0x1110
[   57.286269][  T543]  ? rw_verify_area+0xc3/0x2b0
[   57.291180][  T543]  ? __fget_light.part.0+0x19d/0x330
[   57.301252][  T543]  vfs_write+0x4f5/0x750
[   57.305483][  T543]  ksys_write+0x111/0x210
[   57.309871][  T543]  ? __ia32_sys_read+0xa0/0xa0
[   57.315317][  T543]  ? debug_smp_processor_id+0x17/0x20
[   57.321106][  T543]  ? fpregs_assert_state_consistent+0x49/0xb0
[   57.327405][  T543]  __x64_sys_write+0x6e/0xb0
[   57.331966][  T543]  ? syscall_exit_to_user_mode+0x27/0x160
[   57.337671][  T543]  do_syscall_64+0x32/0x80
[   57.342152][  T543]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   57.348152][  T543] RIP: 0033:0x7fb841a360e9
[   57.352548][  T543] 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
[   57.372673][  T543] RSP: 002b:00007fb84198b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   57.381266][  T543] RAX: ffffffffffffffda RBX: 00007fb841b49030 RCX: 00007fb841a360e9
2022/06/09 07:28:39 executed programs: 46
[   57.389512][  T543] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   57.397661][  T543] RBP: 00007fb84198b1d0 R08: 0000000000000000 R09: 0000000000000000
[   57.406024][  T543] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   57.414251][  T543] R13: 00007ffdd2c6dfbf R14: 00007fb84198b300 R15: 0000000000022000
[   57.455473][  T545] FAULT_INJECTION: forcing a failure.
[   57.455473][  T545] name failslab, interval 1, probability 0, space 0, times 0
[   57.468129][  T545] CPU: 0 PID: 545 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[   57.477918][  T545] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   57.488212][  T545] Call Trace:
[   57.491739][  T545]  dump_stack_lvl+0x81/0xac
[   57.496214][  T545]  dump_stack+0x10/0x12
[   57.500423][  T545]  should_fail.cold+0x5/0xa
[   57.505207][  T545]  __should_failslab+0xb6/0x100
[   57.511332][  T545]  should_failslab+0x9/0x20
[   57.515810][  T545]  __kmalloc_track_caller+0x63/0x380
[   57.521061][  T545]  ? __kernfs_new_node+0xaa/0x640
[   57.526058][  T545]  kstrdup_const+0x45/0x70
[   57.530447][  T545]  __kernfs_new_node+0xaa/0x640
[   57.535274][  T545]  ? kernfs_dop_revalidate+0x370/0x370
[   57.540705][  T545]  ? snprintf+0x9e/0xd0
[   57.544823][  T545]  ? vsprintf+0x20/0x20
[   57.549044][  T545]  ? kernfs_fop_write_iter+0x2e4/0x460
[   57.554471][  T545]  ? __x64_sys_write+0x6e/0xb0
[   57.559289][  T545]  kernfs_new_node+0x79/0x110
[   57.563937][  T545]  ? __kasan_check_write+0x14/0x20
[   57.569098][  T545]  __kernfs_create_file+0x24/0x270
[   57.574351][  T545]  cgroup_addrm_files+0x2bd/0x810
[   57.579341][  T545]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   57.584617][  T545]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   57.589952][  T545]  ? __radix_tree_replace+0xd0/0x250
[   57.595201][  T545]  ? idr_replace+0x138/0x150
[   57.599758][  T545]  ? idr_get_next+0x130/0x130
[   57.604591][  T545]  css_populate_dir+0x17a/0x400
[   57.609662][  T545]  cgroup_apply_control_enable+0x3a7/0xd60
[   57.615433][  T545]  cgroup_subtree_control_write+0x6d9/0xad0
[   57.621289][  T545]  ? __mod_memcg_state.part.0+0xb2/0x270
[   57.626896][  T545]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   57.632926][  T545]  cgroup_file_write+0x193/0x740
[   57.638091][  T545]  ? __kasan_check_write+0x14/0x20
[   57.643170][  T545]  ? cgroup_file_poll+0xd0/0xd0
[   57.647994][  T545]  ? __mutex_lock_slowpath+0x10/0x10
[   57.653345][  T545]  ? cgroup_file_poll+0xd0/0xd0
[   57.658171][  T545]  kernfs_fop_write_iter+0x2e4/0x460
[   57.663513][  T545]  new_sync_write+0x358/0x6d0
[   57.668156][  T545]  ? new_sync_read+0x6d0/0x6d0
[   57.672890][  T545]  ? fsnotify+0x1110/0x1110
[   57.677368][  T545]  ? rw_verify_area+0xc3/0x2b0
[   57.682096][  T545]  ? __fget_light.part.0+0x19d/0x330
[   57.687362][  T545]  vfs_write+0x4f5/0x750
[   57.691577][  T545]  ksys_write+0x111/0x210
[   57.695960][  T545]  ? __ia32_sys_read+0xa0/0xa0
[   57.700778][  T545]  ? debug_smp_processor_id+0x17/0x20
[   57.706114][  T545]  ? fpregs_assert_state_consistent+0x49/0xb0
[   57.712143][  T545]  __x64_sys_write+0x6e/0xb0
[   57.716699][  T545]  ? syscall_exit_to_user_mode+0x27/0x160
[   57.722565][  T545]  do_syscall_64+0x32/0x80
[   57.726946][  T545]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   57.732802][  T545] RIP: 0033:0x7f7124af40e9
[   57.737186][  T545] 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
[   57.756768][  T545] RSP: 002b:00007f7124a6a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   57.765145][  T545] RAX: ffffffffffffffda RBX: 00007f7124c06f60 RCX: 00007f7124af40e9
[   57.773087][  T545] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   57.781029][  T545] RBP: 00007f7124a6a1d0 R08: 0000000000000000 R09: 0000000000000000
[   57.789054][  T545] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   57.797004][  T545] R13: 00007ffeae140eaf R14: 00007f7124a6a300 R15: 0000000000022000
[   57.807087][  T545] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   57.845802][  T563] FAULT_INJECTION: forcing a failure.
[   57.845802][  T563] name failslab, interval 1, probability 0, space 0, times 0
[   57.858463][  T563] CPU: 1 PID: 563 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[   57.868439][  T563] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   57.878480][  T563] Call Trace:
[   57.881750][  T563]  dump_stack_lvl+0x81/0xac
[   57.886232][  T563]  dump_stack+0x10/0x12
[   57.890356][  T563]  should_fail.cold+0x5/0xa
[   57.894836][  T563]  __should_failslab+0xb6/0x100
[   57.899657][  T563]  should_failslab+0x9/0x20
[   57.904128][  T563]  __kmalloc_track_caller+0x63/0x380
[   57.909383][  T563]  ? __kernfs_new_node+0xaa/0x640
[   57.914375][  T563]  kstrdup_const+0x45/0x70
[   57.918756][  T563]  __kernfs_new_node+0xaa/0x640
[   57.923743][  T563]  ? kernfs_dop_revalidate+0x370/0x370
[   57.929179][  T563]  ? __this_cpu_preempt_check+0x13/0x20
[   57.934870][  T563]  ? snprintf+0x9e/0xd0
[   57.939001][  T563]  ? vsprintf+0x20/0x20
[   57.943127][  T563]  ? kernfs_fop_write_iter+0x2e4/0x460
[   57.948567][  T563]  ? __x64_sys_write+0x6e/0xb0
[   57.953313][  T563]  kernfs_new_node+0x79/0x110
[   57.957976][  T563]  ? __kasan_check_write+0x14/0x20
[   57.963063][  T563]  __kernfs_create_file+0x24/0x270
[   57.968148][  T563]  cgroup_addrm_files+0x2bd/0x810
[   57.973158][  T563]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   57.980584][  T563]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   57.986047][  T563]  ? __radix_tree_replace+0xd0/0x250
[   57.991308][  T563]  ? idr_replace+0x138/0x150
[   57.995963][  T563]  ? idr_get_next+0x130/0x130
[   58.000653][  T563]  css_populate_dir+0x17a/0x400
[   58.005587][  T563]  cgroup_apply_control_enable+0x3a7/0xd60
[   58.011364][  T563]  cgroup_subtree_control_write+0x6d9/0xad0
[   58.017361][  T563]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   58.023396][  T563]  ? __schedule+0x6ec/0x1910
[   58.027956][  T563]  cgroup_file_write+0x193/0x740
[   58.032951][  T563]  ? __kasan_check_write+0x14/0x20
[   58.038026][  T563]  ? cgroup_file_poll+0xd0/0xd0
[   58.042931][  T563]  ? __mutex_lock_slowpath+0x10/0x10
[   58.048189][  T563]  ? cgroup_file_poll+0xd0/0xd0
[   58.053134][  T563]  kernfs_fop_write_iter+0x2e4/0x460
[   58.058515][  T563]  new_sync_write+0x358/0x6d0
[   58.063425][  T563]  ? ww_mutex_lock+0x1b0/0x1b0
[   58.068442][  T563]  ? new_sync_read+0x6d0/0x6d0
[   58.073187][  T563]  ? fsnotify+0x1110/0x1110
[   58.077662][  T563]  ? rw_verify_area+0xc3/0x2b0
[   58.082394][  T563]  ? __fget_light.part.0+0x19d/0x330
[   58.087826][  T563]  vfs_write+0x4f5/0x750
[   58.092087][  T563]  ksys_write+0x111/0x210
[   58.096394][  T563]  ? __ia32_sys_read+0xa0/0xa0
[   58.101128][  T563]  ? debug_smp_processor_id+0x17/0x20
[   58.106467][  T563]  ? fpregs_assert_state_consistent+0x49/0xb0
[   58.112506][  T563]  __x64_sys_write+0x6e/0xb0
[   58.117166][  T563]  ? syscall_exit_to_user_mode+0x27/0x160
[   58.122960][  T563]  do_syscall_64+0x32/0x80
[   58.127365][  T563]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   58.133257][  T563] RIP: 0033:0x7fb841a360e9
[   58.137643][  T563] 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
[   58.157300][  T563] RSP: 002b:00007fb84198b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   58.165769][  T563] RAX: ffffffffffffffda RBX: 00007fb841b49030 RCX: 00007fb841a360e9
[   58.173726][  T563] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   58.181668][  T563] RBP: 00007fb84198b1d0 R08: 0000000000000000 R09: 0000000000000000
[   58.189703][  T563] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   58.197660][  T563] R13: 00007ffdd2c6dfbf R14: 00007fb84198b300 R15: 0000000000022000
[   58.207123][  T563] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   58.216900][  T406] ------------[ cut here ]------------
[   58.222473][  T406] WARNING: CPU: 1 PID: 406 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[   58.231421][  T406] Modules linked in:
[   58.235300][  T406] CPU: 1 PID: 406 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[   58.245289][  T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   58.255610][  T406] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[   58.261399][  T406] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[   58.281265][  T406] RSP: 0018:ffffc90000787c28 EFLAGS: 00010286
[   58.287340][  T406] RAX: 0000000000000000 RBX: 1ffff920000f0f8c RCX: 0000000000000040
[   58.295315][  T406] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   58.303363][  T406] RBP: ffffc90000787ce8 R08: 0000000000000000 R09: 0000000000000008
[   58.311428][  T406] R10: fffff520000f0f78 R11: ffff8881f7356140 R12: ffffc90000787c80
[   58.319423][  T406] R13: 00000000ffffffff R14: dffffc0000000000 R15: ffff888112ed0540
[   58.327409][  T406] FS:  0000555556504400(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000
[   58.336381][  T406] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.342960][  T406] CR2: 000055555650db38 CR3: 000000010bc00000 CR4: 00000000003506a0
[   58.350975][  T406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   58.359063][  T406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   58.367286][  T406] Call Trace:
[   58.370784][  T406]  ? __put_mountpoint.part.0+0x151/0x1b0
[   58.376452][  T406]  ? clone_private_mount+0x300/0x300
[   58.381737][  T406]  ? change_mnt_propagation+0x5df/0xd40
[   58.387280][  T406]  namespace_unlock+0x331/0x3e0
[   58.392339][  T406]  ? kern_unmount+0xb0/0xb0
[   58.396938][  T406]  ? unhash_mnt+0x3c0/0x3c0
[   58.401425][  T406]  path_umount+0x646/0x1110
[   58.405951][  T406]  ? __detach_mounts+0x280/0x280
[   58.411077][  T406]  ? user_path_at_empty+0xa2/0xf0
[   58.416100][  T406]  __x64_sys_umount+0xfb/0x120
[   58.420982][  T406]  ? path_umount+0x1110/0x1110
[   58.425770][  T406]  ? fpregs_assert_state_consistent+0x49/0xb0
[   58.431824][  T406]  ? exit_to_user_mode_prepare+0x30/0xe0
[   58.437468][  T406]  do_syscall_64+0x32/0x80
[   58.442001][  T406]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   58.448088][  T406] RIP: 0033:0x7fb841a37557
[   58.452503][  T406] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   58.472713][  T406] RSP: 002b:00007ffdd2c6d118 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   58.481332][  T406] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb841a37557
[   58.489715][  T406] RDX: 00007ffdd2c6d1e9 RSI: 000000000000000a RDI: 00007ffdd2c6d1e0
[   58.497823][  T406] RBP: 00007ffdd2c6d1e0 R08: 00000000ffffffff R09: 00007ffdd2c6cfb0
[   58.506080][  T406] R10: 0000555556505ba3 R11: 0000000000000246 R12: 00007fb841a8f1f8
[   58.514219][  T406] R13: 00007ffdd2c6e2a0 R14: 0000555556505b00 R15: 00007ffdd2c6e2e0
[   58.522207][  T406] ---[ end trace 9d9feaabe7274347 ]---
[   58.527813][  T406] ------------[ cut here ]------------
[   58.533860][  T406] WARNING: CPU: 1 PID: 406 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[   58.542902][  T406] Modules linked in:
[   58.547020][  T406] CPU: 1 PID: 406 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[   58.556952][  T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   58.567034][  T406] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[   58.572636][  T406] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[   58.592243][  T406] RSP: 0018:ffffc90000787cf0 EFLAGS: 00010282
[   58.598299][  T406] RAX: 0000000000000000 RBX: 1ffff920000f0fa5 RCX: 0000000000000040
[   58.606274][  T406] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   58.614220][  T406] RBP: ffffc90000787db0 R08: 0000000000000000 R09: 0000000000000008
[   58.622191][  T406] R10: fffff520000f0f91 R11: ffff8881f7356140 R12: ffffc90000787d48
[   58.630185][  T406] R13: 00000000fffffffe R14: dffffc0000000000 R15: ffff888112ed0540
[   58.638285][  T406] FS:  0000555556504400(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000
[   58.647580][  T406] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.654235][  T406] CR2: 000055555650db38 CR3: 000000010bc00000 CR4: 00000000003506a0
[   58.662227][  T406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   58.670311][  T406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   58.678320][  T406] Call Trace:
[   58.681676][  T406]  ? namespace_unlock+0x331/0x3e0
[   58.686691][  T406]  ? kern_unmount+0x57/0xb0
[   58.691169][  T406]  ? clone_private_mount+0x300/0x300
[   58.696460][  T406]  ? dput+0xac/0x8a0
[   58.700349][  T406]  path_umount+0x684/0x1110
[   58.704917][  T406]  ? __detach_mounts+0x280/0x280
[   58.712340][  T406]  ? user_path_at_empty+0xa2/0xf0
[   58.717446][  T406]  __x64_sys_umount+0xfb/0x120
[   58.722181][  T406]  ? path_umount+0x1110/0x1110
[   58.727355][  T406]  ? fpregs_assert_state_consistent+0x49/0xb0
[   58.733582][  T406]  ? exit_to_user_mode_prepare+0x30/0xe0
[   58.739314][  T406]  do_syscall_64+0x32/0x80
[   58.743700][  T406]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   58.749573][  T406] RIP: 0033:0x7fb841a37557
[   58.753966][  T406] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   58.773736][  T406] RSP: 002b:00007ffdd2c6d118 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   58.782125][  T406] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb841a37557
[   58.790087][  T406] RDX: 00007ffdd2c6d1e9 RSI: 000000000000000a RDI: 00007ffdd2c6d1e0
[   58.798125][  T406] RBP: 00007ffdd2c6d1e0 R08: 00000000ffffffff R09: 00007ffdd2c6cfb0
[   58.806072][  T406] R10: 0000555556505ba3 R11: 0000000000000246 R12: 00007fb841a8f1f8
[   58.814011][  T406] R13: 00007ffdd2c6e2a0 R14: 0000555556505b00 R15: 00007ffdd2c6e2e0
[   58.822205][  T406] ---[ end trace 9d9feaabe7274348 ]---
[   58.828980][  T566] FAULT_INJECTION: forcing a failure.
[   58.828980][  T566] name failslab, interval 1, probability 0, space 0, times 0
[   58.843624][  T566] CPU: 1 PID: 566 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[   58.853407][  T566] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   58.864010][  T566] Call Trace:
[   58.867377][  T566]  dump_stack_lvl+0x81/0xac
[   58.871887][  T566]  dump_stack+0x10/0x12
[   58.876014][  T566]  should_fail.cold+0x5/0xa
[   58.880613][  T566]  __should_failslab+0xb6/0x100
[   58.885495][  T566]  should_failslab+0x9/0x20
[   58.889978][  T566]  __kmalloc_track_caller+0x63/0x380
[   58.895568][  T566]  ? __kernfs_new_node+0xaa/0x640
[   58.900707][  T566]  kstrdup_const+0x45/0x70
[   58.905101][  T566]  __kernfs_new_node+0xaa/0x640
[   58.909927][  T566]  ? kernfs_dop_revalidate+0x370/0x370
[   58.915604][  T566]  ? snprintf+0x9e/0xd0
[   58.919765][  T566]  ? vsprintf+0x20/0x20
[   58.923903][  T566]  ? kernfs_fop_write_iter+0x2e4/0x460
[   58.929342][  T566]  ? __x64_sys_write+0x6e/0xb0
[   58.934233][  T566]  kernfs_new_node+0x79/0x110
[   58.938998][  T566]  ? __kasan_check_write+0x14/0x20
[   58.944353][  T566]  __kernfs_create_file+0x24/0x270
[   58.949559][  T566]  cgroup_addrm_files+0x2bd/0x810
[   58.954814][  T566]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   58.960078][  T566]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   58.965867][  T566]  ? __radix_tree_replace+0xd0/0x250
[   58.971142][  T566]  ? idr_replace+0x138/0x150
[   58.975886][  T566]  ? idr_get_next+0x130/0x130
[   58.981053][  T566]  css_populate_dir+0x17a/0x400
[   58.985971][  T566]  cgroup_apply_control_enable+0x3a7/0xd60
[   58.991856][  T566]  cgroup_subtree_control_write+0x6d9/0xad0
[   58.997811][  T566]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   59.003852][  T566]  ? __schedule+0x6ec/0x1910
[   59.008438][  T566]  cgroup_file_write+0x193/0x740
[   59.013355][  T566]  ? __kasan_check_write+0x14/0x20
[   59.018542][  T566]  ? cgroup_file_poll+0xd0/0xd0
[   59.023545][  T566]  ? __mutex_lock_slowpath+0x10/0x10
[   59.028930][  T566]  ? cgroup_file_poll+0xd0/0xd0
[   59.033846][  T566]  kernfs_fop_write_iter+0x2e4/0x460
[   59.039312][  T566]  new_sync_write+0x358/0x6d0
[   59.043970][  T566]  ? ww_mutex_lock+0x1b0/0x1b0
[   59.048811][  T566]  ? new_sync_read+0x6d0/0x6d0
[   59.053641][  T566]  ? fsnotify+0x1110/0x1110
[   59.058120][  T566]  ? rw_verify_area+0xc3/0x2b0
[   59.062946][  T566]  ? __fget_light.part.0+0x19d/0x330
[   59.068209][  T566]  vfs_write+0x4f5/0x750
[   59.072430][  T566]  ksys_write+0x111/0x210
[   59.076750][  T566]  ? __ia32_sys_read+0xa0/0xa0
[   59.081590][  T566]  ? debug_smp_processor_id+0x17/0x20
[   59.087150][  T566]  ? fpregs_assert_state_consistent+0x49/0xb0
[   59.093298][  T566]  __x64_sys_write+0x6e/0xb0
[   59.098037][  T566]  ? syscall_exit_to_user_mode+0x27/0x160
[   59.104077][  T566]  do_syscall_64+0x32/0x80
[   59.108484][  T566]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   59.114343][  T566] RIP: 0033:0x7f7124af40e9
[   59.118725][  T566] 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
[   59.138476][  T566] RSP: 002b:00007f7124a49168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   59.146951][  T566] RAX: ffffffffffffffda RBX: 00007f7124c07030 RCX: 00007f7124af40e9
[   59.154904][  T566] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   59.162961][  T566] RBP: 00007f7124a491d0 R08: 0000000000000000 R09: 0000000000000000
[   59.170929][  T566] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   59.179141][  T566] R13: 00007ffeae140eaf R14: 00007f7124a49300 R15: 0000000000022000
[   59.187487][  T566] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   59.225750][  T548] FAULT_INJECTION: forcing a failure.
[   59.225750][  T548] name failslab, interval 1, probability 0, space 0, times 0
[   59.238568][  T548] CPU: 0 PID: 548 Comm: syz-executor.0 Tainted: G        W         5.10.117-syzkaller #0
[   59.248338][  T548] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   59.258370][  T548] Call Trace:
[   59.261639][  T548]  dump_stack_lvl+0x81/0xac
[   59.266130][  T548]  dump_stack+0x10/0x12
[   59.270269][  T548]  should_fail.cold+0x5/0xa
[   59.274938][  T548]  ? pids_css_alloc+0x3c/0x130
[   59.279763][  T548]  __should_failslab+0xb6/0x100
[   59.284754][  T548]  should_failslab+0x9/0x20
[   59.289231][  T548]  kmem_cache_alloc_trace+0x2d/0x520
[   59.294491][  T548]  pids_css_alloc+0x3c/0x130
[   59.299067][  T548]  cgroup_apply_control_enable+0x410/0xd60
[   59.304964][  T548]  cgroup_subtree_control_write+0x6d9/0xad0
[   59.310831][  T548]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   59.316868][  T548]  ? __schedule+0x6ec/0x1910
[   59.321474][  T548]  cgroup_file_write+0x193/0x740
[   59.326382][  T548]  ? __kasan_check_write+0x14/0x20
[   59.331468][  T548]  ? cgroup_file_poll+0xd0/0xd0
[   59.336465][  T548]  ? __mutex_lock_slowpath+0x10/0x10
[   59.341993][  T548]  ? cgroup_file_poll+0xd0/0xd0
[   59.346818][  T548]  kernfs_fop_write_iter+0x2e4/0x460
[   59.352083][  T548]  new_sync_write+0x358/0x6d0
[   59.356735][  T548]  ? ww_mutex_lock+0x1b0/0x1b0
[   59.361465][  T548]  ? new_sync_read+0x6d0/0x6d0
[   59.366206][  T548]  ? fsnotify+0x1110/0x1110
[   59.370763][  T548]  ? rw_verify_area+0xc3/0x2b0
[   59.375639][  T548]  ? __fget_light.part.0+0x19d/0x330
[   59.381170][  T548]  vfs_write+0x4f5/0x750
[   59.385383][  T548]  ksys_write+0x111/0x210
[   59.389762][  T548]  ? __ia32_sys_read+0xa0/0xa0
[   59.394610][  T548]  ? debug_smp_processor_id+0x17/0x20
[   59.400133][  T548]  ? fpregs_assert_state_consistent+0x49/0xb0
[   59.406260][  T548]  __x64_sys_write+0x6e/0xb0
[   59.410821][  T548]  ? syscall_exit_to_user_mode+0x27/0x160
[   59.416507][  T548]  do_syscall_64+0x32/0x80
[   59.420891][  T548]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   59.426746][  T548] RIP: 0033:0x7f391e8210e9
[   59.431125][  T548] 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
[   59.450697][  T548] RSP: 002b:00007f391e776168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   59.459093][  T548] RAX: ffffffffffffffda RBX: 00007f391e934030 RCX: 00007f391e8210e9
[   59.467131][  T548] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   59.475079][  T548] RBP: 00007f391e7761d0 R08: 0000000000000000 R09: 0000000000000000
[   59.483111][  T548] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   59.491069][  T548] R13: 00007fffeff857af R14: 00007f391e776300 R15: 0000000000022000
[   59.501064][  T404] ------------[ cut here ]------------
[   59.506689][  T404] WARNING: CPU: 1 PID: 404 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[   59.515799][  T404] Modules linked in:
[   59.519901][  T404] CPU: 1 PID: 404 Comm: syz-executor.0 Tainted: G        W         5.10.117-syzkaller #0
[   59.530164][  T404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   59.540248][  T404] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[   59.545902][  T404] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[   59.565808][  T404] RSP: 0018:ffffc9000062fc28 EFLAGS: 00010282
[   59.572033][  T404] RAX: 0000000000000000 RBX: 1ffff920000c5f8c RCX: 0000000000000040
[   59.580189][  T404] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   59.588167][  T404] RBP: ffffc9000062fce8 R08: 0000000000000000 R09: 0000000000000008
[   59.596251][  T404] R10: fffff520000c5f78 R11: 0000000000000000 R12: ffffc9000062fc80
[   59.604354][  T404] R13: 00000000fffffffe R14: dffffc0000000000 R15: ffff88810f537c00
[   59.612501][  T404] FS:  0000555557322400(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000
[   59.621519][  T404] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.628290][  T404] CR2: 00007fffeff8492c CR3: 000000010be85000 CR4: 00000000003506a0
[   59.636261][  T404] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   59.644207][  T404] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   59.652204][  T404] Call Trace:
[   59.655487][  T404]  ? __put_mountpoint.part.0+0x151/0x1b0
[   59.661188][  T404]  ? clone_private_mount+0x300/0x300
[   59.666459][  T404]  ? change_mnt_propagation+0x5df/0xd40
[   59.671990][  T404]  namespace_unlock+0x331/0x3e0
[   59.677006][  T404]  ? kern_unmount+0xb0/0xb0
[   59.681479][  T404]  ? unhash_mnt+0x3c0/0x3c0
[   59.685989][  T404]  path_umount+0x646/0x1110
[   59.690568][  T404]  ? __detach_mounts+0x280/0x280
[   59.695515][  T404]  ? user_path_at_empty+0xa2/0xf0
[   59.700691][  T404]  __x64_sys_umount+0xfb/0x120
[   59.705809][  T404]  ? path_umount+0x1110/0x1110
[   59.710586][  T404]  ? fpregs_assert_state_consistent+0x49/0xb0
[   59.716659][  T404]  ? exit_to_user_mode_prepare+0x30/0xe0
[   59.722283][  T404]  do_syscall_64+0x32/0x80
[   59.726783][  T404]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   59.732734][  T404] RIP: 0033:0x7f391e822557
[   59.737312][  T404] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   59.756913][  T404] RSP: 002b:00007fffeff84908 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   59.765298][  T404] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f391e822557
[   59.773343][  T404] RDX: 00007fffeff849d9 RSI: 000000000000000a RDI: 00007fffeff849d0
[   59.781303][  T404] RBP: 00007fffeff849d0 R08: 00000000ffffffff R09: 00007fffeff847a0
[   59.789360][  T404] R10: 0000555557323ba3 R11: 0000000000000246 R12: 00007f391e87a1f8
[   59.797328][  T404] R13: 00007fffeff85a90 R14: 0000555557323b00 R15: 00007fffeff85ad0
[   59.805364][  T404] ---[ end trace 9d9feaabe7274349 ]---
[   59.810896][  T404] ------------[ cut here ]------------
[   59.816486][  T404] WARNING: CPU: 1 PID: 404 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[   59.825410][  T404] Modules linked in:
[   59.829463][  T404] CPU: 1 PID: 404 Comm: syz-executor.0 Tainted: G        W         5.10.117-syzkaller #0
[   59.839431][  T404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   59.849569][  T404] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[   59.855169][  T404] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[   59.874971][  T404] RSP: 0018:ffffc9000062fcf0 EFLAGS: 00010282
[   59.881086][  T404] RAX: 0000000000000000 RBX: 1ffff920000c5fa5 RCX: 0000000000000040
[   59.889132][  T404] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   59.897084][  T404] RBP: ffffc9000062fdb0 R08: 0000000000000000 R09: 0000000000000008
[   59.905032][  T404] R10: fffff520000c5f91 R11: 0000000000000000 R12: ffffc9000062fd48
[   59.913418][  T404] R13: 00000000fffffffd R14: dffffc0000000000 R15: ffff88810f537c00
[   59.921468][  T404] FS:  0000555557322400(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000
[   59.930679][  T404] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.937363][  T404] CR2: 00007fffeff8492c CR3: 000000010be85000 CR4: 00000000003506a0
[   59.945331][  T404] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   59.953378][  T404] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   59.962042][  T404] Call Trace:
[   59.965420][  T404]  ? namespace_unlock+0x331/0x3e0
[   59.970513][  T404]  ? kern_unmount+0x57/0xb0
[   59.975026][  T404]  ? clone_private_mount+0x300/0x300
[   59.980376][  T404]  ? dput+0xac/0x8a0
[   59.984241][  T404]  path_umount+0x684/0x1110
[   59.988882][  T404]  ? __detach_mounts+0x280/0x280
[   59.993993][  T404]  ? user_path_at_empty+0xa2/0xf0
[   59.999013][  T404]  __x64_sys_umount+0xfb/0x120
[   60.003839][  T404]  ? path_umount+0x1110/0x1110
[   60.008611][  T404]  ? fpregs_assert_state_consistent+0x49/0xb0
[   60.015168][  T404]  ? exit_to_user_mode_prepare+0x30/0xe0
[   60.020799][  T404]  do_syscall_64+0x32/0x80
[   60.025212][  T404]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   60.031163][  T404] RIP: 0033:0x7f391e822557
[   60.035692][  T404] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   60.055580][  T404] RSP: 002b:00007fffeff84908 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   60.064070][  T404] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f391e822557
[   60.072017][  T404] RDX: 00007fffeff849d9 RSI: 000000000000000a RDI: 00007fffeff849d0
[   60.079972][  T404] RBP: 00007fffeff849d0 R08: 00000000ffffffff R09: 00007fffeff847a0
[   60.088270][  T404] R10: 0000555557323ba3 R11: 0000000000000246 R12: 00007f391e87a1f8
[   60.096327][  T404] R13: 00007fffeff85a90 R14: 0000555557323b00 R15: 00007fffeff85ad0
[   60.104275][  T404] ---[ end trace 9d9feaabe727434a ]---
[   60.110739][  T573] FAULT_INJECTION: forcing a failure.
[   60.110739][  T573] name failslab, interval 1, probability 0, space 0, times 0
[   60.123460][  T573] CPU: 1 PID: 573 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[   60.133316][  T573] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   60.143459][  T573] Call Trace:
[   60.146835][  T573]  dump_stack_lvl+0x81/0xac
[   60.151425][  T573]  dump_stack+0x10/0x12
[   60.155607][  T573]  should_fail.cold+0x5/0xa
[   60.160201][  T573]  ? cgroup_exit_cftypes+0x150/0x150
[   60.165733][  T573]  ? percpu_ref_init+0xb6/0x300
[   60.170862][  T573]  __should_failslab+0xb6/0x100
[   60.175801][  T573]  should_failslab+0x9/0x20
[   60.180300][  T573]  kmem_cache_alloc_trace+0x2d/0x520
[   60.185585][  T573]  ? cgroup_exit_cftypes+0x150/0x150
[   60.190875][  T573]  percpu_ref_init+0xb6/0x300
[   60.195654][  T573]  cgroup_apply_control_enable+0x464/0xd60
[   60.201991][  T573]  cgroup_subtree_control_write+0x6d9/0xad0
[   60.207890][  T573]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   60.214377][  T573]  cgroup_file_write+0x193/0x740
[   60.219595][  T573]  ? __kasan_check_write+0x14/0x20
[   60.224770][  T573]  ? cgroup_file_poll+0xd0/0xd0
[   60.229602][  T573]  ? __mutex_lock_slowpath+0x10/0x10
[   60.234971][  T573]  ? cgroup_file_poll+0xd0/0xd0
[   60.239974][  T573]  kernfs_fop_write_iter+0x2e4/0x460
[   60.245233][  T573]  new_sync_write+0x358/0x6d0
[   60.249966][  T573]  ? new_sync_read+0x6d0/0x6d0
[   60.254791][  T573]  ? fsnotify+0x1110/0x1110
[   60.259379][  T573]  ? rw_verify_area+0xc3/0x2b0
[   60.264109][  T573]  ? __fget_light.part.0+0x19d/0x330
[   60.269358][  T573]  vfs_write+0x4f5/0x750
[   60.273568][  T573]  ksys_write+0x111/0x210
[   60.277862][  T573]  ? __ia32_sys_read+0xa0/0xa0
[   60.282635][  T573]  ? debug_smp_processor_id+0x17/0x20
[   60.288062][  T573]  ? fpregs_assert_state_consistent+0x49/0xb0
[   60.294206][  T573]  __x64_sys_write+0x6e/0xb0
[   60.298774][  T573]  ? syscall_exit_to_user_mode+0x27/0x160
[   60.304561][  T573]  do_syscall_64+0x32/0x80
[   60.308961][  T573]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   60.314835][  T573] RIP: 0033:0x7f7124af40e9
[   60.319222][  T573] 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
[   60.338809][  T573] RSP: 002b:00007f7124a6a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   60.347370][  T573] RAX: ffffffffffffffda RBX: 00007f7124c06f60 RCX: 00007f7124af40e9
[   60.355394][  T573] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   60.363333][  T573] RBP: 00007f7124a6a1d0 R08: 0000000000000000 R09: 0000000000000000
[   60.371268][  T573] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   60.379207][  T573] R13: 00007ffeae140eaf R14: 00007f7124a6a300 R15: 0000000000022000
[   60.415803][  T554] FAULT_INJECTION: forcing a failure.
[   60.415803][  T554] name failslab, interval 1, probability 0, space 0, times 0
[   60.428717][  T554] CPU: 0 PID: 554 Comm: syz-executor.3 Tainted: G        W         5.10.117-syzkaller #0
[   60.439115][  T554] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   60.449760][  T554] Call Trace:
[   60.453201][  T554]  dump_stack_lvl+0x81/0xac
[   60.457808][  T554]  dump_stack+0x10/0x12
[   60.461931][  T554]  should_fail.cold+0x5/0xa
[   60.466492][  T554]  ? cgroup_exit_cftypes+0x150/0x150
[   60.471941][  T554]  ? percpu_ref_init+0xb6/0x300
[   60.477118][  T554]  __should_failslab+0xb6/0x100
[   60.482022][  T554]  should_failslab+0x9/0x20
[   60.486497][  T554]  kmem_cache_alloc_trace+0x2d/0x520
[   60.491849][  T554]  ? cgroup_exit_cftypes+0x150/0x150
[   60.497191][  T554]  percpu_ref_init+0xb6/0x300
[   60.501861][  T554]  cgroup_apply_control_enable+0x464/0xd60
[   60.507906][  T554]  cgroup_subtree_control_write+0x6d9/0xad0
[   60.513769][  T554]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   60.519927][  T554]  ? __schedule+0x6ec/0x1910
[   60.524500][  T554]  cgroup_file_write+0x193/0x740
[   60.529458][  T554]  ? __kasan_check_write+0x14/0x20
[   60.534820][  T554]  ? cgroup_file_poll+0xd0/0xd0
[   60.539642][  T554]  ? __mutex_lock_slowpath+0x10/0x10
[   60.545166][  T554]  ? cgroup_file_poll+0xd0/0xd0
[   60.549990][  T554]  kernfs_fop_write_iter+0x2e4/0x460
[   60.555256][  T554]  new_sync_write+0x358/0x6d0
[   60.560201][  T554]  ? ww_mutex_lock+0x1b0/0x1b0
[   60.564946][  T554]  ? new_sync_read+0x6d0/0x6d0
[   60.569688][  T554]  ? fsnotify+0x1110/0x1110
[   60.574340][  T554]  ? rw_verify_area+0xc3/0x2b0
[   60.579341][  T554]  ? __fget_light.part.0+0x19d/0x330
[   60.584609][  T554]  vfs_write+0x4f5/0x750
[   60.588825][  T554]  ksys_write+0x111/0x210
[   60.593135][  T554]  ? __ia32_sys_read+0xa0/0xa0
[   60.597887][  T554]  ? debug_smp_processor_id+0x17/0x20
[   60.603258][  T554]  ? fpregs_assert_state_consistent+0x49/0xb0
[   60.609296][  T554]  __x64_sys_write+0x6e/0xb0
[   60.613949][  T554]  ? syscall_exit_to_user_mode+0x27/0x160
[   60.619637][  T554]  do_syscall_64+0x32/0x80
[   60.624027][  T554]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   60.629896][  T554] RIP: 0033:0x7faae37c10e9
[   60.634288][  T554] 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
[   60.653868][  T554] RSP: 002b:00007faae3716168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   60.662247][  T554] RAX: ffffffffffffffda RBX: 00007faae38d4030 RCX: 00007faae37c10e9
[   60.670194][  T554] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   60.678145][  T554] RBP: 00007faae37161d0 R08: 0000000000000000 R09: 0000000000000000
[   60.686093][  T554] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   60.694130][  T554] R13: 00007ffc4c31006f R14: 00007faae3716300 R15: 0000000000022000
[   60.703014][   T23] audit: type=1400 audit(1654759723.049:161): avc:  denied  { unlink } for  pid=142 comm="syslogd" name="messages.0" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1
[   60.725345][  T411] ------------[ cut here ]------------
[   60.730869][  T411] WARNING: CPU: 1 PID: 411 at fs/namespace.c:1109 cleanup_mnt+0x398/0x4e0
[   60.739666][  T411] Modules linked in:
[   60.743590][  T411] CPU: 1 PID: 411 Comm: syz-executor.3 Tainted: G        W         5.10.117-syzkaller #0
[   60.753776][  T560] FAULT_INJECTION: forcing a failure.
[   60.753776][  T560] name failslab, interval 1, probability 0, space 0, times 0
[   60.753799][  T411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   60.766596][  T560] CPU: 0 PID: 560 Comm: syz-executor.5 Tainted: G        W         5.10.117-syzkaller #0
[   60.776724][  T411] RIP: 0010:cleanup_mnt+0x398/0x4e0
[   60.786425][  T560] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   60.786427][  T560] Call Trace:
[   60.786438][  T560]  dump_stack_lvl+0x81/0xac
[   60.786442][  T560]  dump_stack+0x10/0x12
[   60.786446][  T560]  should_fail.cold+0x5/0xa
[   60.786451][  T560]  __should_failslab+0xb6/0x100
[   60.786455][  T560]  should_failslab+0x9/0x20
[   60.786461][  T560]  __kmalloc_track_caller+0x63/0x380
[   60.786465][  T560]  ? __kernfs_new_node+0xaa/0x640
[   60.786470][  T560]  kstrdup_const+0x45/0x70
[   60.786473][  T560]  __kernfs_new_node+0xaa/0x640
[   60.786485][  T560]  ? kernfs_dop_revalidate+0x370/0x370
[   60.791734][  T411] Code: c7 c7 60 6f 8f 85 e8 07 59 99 00 48 8d 7b 58 48 c7 c6 b0 56 99 81 e8 a7 95 b1 ff 48 83 c4 20 5b 41 5c 41 5d 41 5e 41 5f 5d c3 <0f> 0b e9 55 fd ff ff 48 89 df e8 b9 62 05 00 e9 78 fd ff ff e8 bf
[   60.801726][  T560]  ? __this_cpu_preempt_check+0x13/0x20
[   60.801734][  T560]  ? snprintf+0x9e/0xd0
[   60.801737][  T560]  ? vsprintf+0x20/0x20
[   60.801743][  T560]  ? kernfs_fop_write_iter+0x2e4/0x460
[   60.801748][  T560]  ? __x64_sys_write+0x6e/0xb0
[   60.801752][  T560]  kernfs_new_node+0x79/0x110
[   60.801758][  T560]  ? __kasan_check_write+0x14/0x20
[   60.801766][  T560]  __kernfs_create_file+0x24/0x270
[   60.805057][  T411] RSP: 0018:ffffc900008c7e40 EFLAGS: 00010282
[   60.809585][  T560]  cgroup_addrm_files+0x2bd/0x810
[   60.809590][  T560]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   60.809594][  T560]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   60.809599][  T560]  ? __radix_tree_replace+0xd0/0x250
[   60.809603][  T560]  ? idr_replace+0x138/0x150
[   60.809608][  T560]  ? idr_get_next+0x130/0x130
[   60.813755][  T411] 
[   60.818283][  T560]  css_populate_dir+0x17a/0x400
[   60.818289][  T560]  cgroup_apply_control_enable+0x3a7/0xd60
[   60.818294][  T560]  cgroup_subtree_control_write+0x6d9/0xad0
[   60.818298][  T560]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   60.818304][  T560]  ? __schedule+0x6ec/0x1910
[   60.818310][  T560]  cgroup_file_write+0x193/0x740
[   60.823160][  T411] RAX: 0000000000000000 RBX: ffff888111041340 RCX: 0000000000000040
[   60.827688][  T560]  ? __kasan_check_write+0x14/0x20
[   60.827692][  T560]  ? cgroup_file_poll+0xd0/0xd0
[   60.827697][  T560]  ? __mutex_lock_slowpath+0x10/0x10
[   60.827700][  T560]  ? cgroup_file_poll+0xd0/0xd0
[   60.827705][  T560]  kernfs_fop_write_iter+0x2e4/0x460
[   60.827713][  T560]  new_sync_write+0x358/0x6d0
[   60.833169][  T411] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   60.838129][  T560]  ? ww_mutex_lock+0x1b0/0x1b0
[   60.838134][  T560]  ? new_sync_read+0x6d0/0x6d0
[   60.838140][  T560]  ? fsnotify+0x1110/0x1110
[   60.838145][  T560]  ? rw_verify_area+0xc3/0x2b0
[   60.838149][  T560]  ? __fget_light.part.0+0x19d/0x330
[   60.838154][  T560]  vfs_write+0x4f5/0x750
[   60.842561][  T411] RBP: ffffc900008c7e88 R08: 0000000000000008 R09: 0000000000000003
[   60.847438][  T560]  ksys_write+0x111/0x210
[   60.847442][  T560]  ? __ia32_sys_read+0xa0/0xa0
[   60.847447][  T560]  ? debug_smp_processor_id+0x17/0x20
[   60.847452][  T560]  ? fpregs_assert_state_consistent+0x49/0xb0
[   60.847462][  T560]  __x64_sys_write+0x6e/0xb0
[   60.853267][  T411] R10: fffff52000118fc8 R11: 0000000000000000 R12: 00000000fffffffd
[   60.873071][  T560]  ? syscall_exit_to_user_mode+0x27/0x160
[   60.873076][  T560]  do_syscall_64+0x32/0x80
[   60.873081][  T560]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   60.873085][  T560] RIP: 0033:0x7f9ceba820e9
[   60.873092][  T560] 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
[   60.873094][  T560] RSP: 002b:00007f9ceb9d7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   60.873103][  T560] RAX: ffffffffffffffda RBX: 00007f9cebb95030 RCX: 00007f9ceba820e9
[   60.878792][  T411] R13: 0000000000000007 R14: fffffbfff0c19848 R15: dffffc0000000000
[   60.882835][  T560] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   60.882838][  T560] RBP: 00007f9ceb9d71d0 R08: 0000000000000000 R09: 0000000000000000
[   60.882840][  T560] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   60.882842][  T560] R13: 00007ffe138f92df R14: 00007f9ceb9d7300 R15: 0000000000022000
[   60.883175][  T560] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   60.887314][  T411] FS:  00005555563ba400(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000
[   61.216343][  T411] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.223548][  T411] CR2: 00007ffc4c30eff8 CR3: 000000010c6f8000 CR4: 00000000003506a0
[   61.231681][  T411] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   61.235772][  T582] FAULT_INJECTION: forcing a failure.
[   61.235772][  T582] name failslab, interval 1, probability 0, space 0, times 0
[   61.239962][  T411] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   61.262093][  T411] Call Trace:
[   61.262265][  T582] CPU: 0 PID: 582 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[   61.265487][  T411]  __cleanup_mnt+0xd/0x10
[   61.275138][  T582] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   61.275140][  T582] Call Trace:
[   61.275149][  T582]  dump_stack_lvl+0x81/0xac
[   61.275153][  T582]  dump_stack+0x10/0x12
[   61.275157][  T582]  should_fail.cold+0x5/0xa
[   61.275166][  T582]  ? cgroup_exit_cftypes+0x150/0x150
[   61.279535][  T411]  task_work_run+0xc2/0x140
[   61.289674][  T582]  ? percpu_ref_init+0xb6/0x300
[   61.289678][  T582]  __should_failslab+0xb6/0x100
[   61.289683][  T582]  should_failslab+0x9/0x20
[   61.289688][  T582]  kmem_cache_alloc_trace+0x2d/0x520
[   61.289692][  T582]  ? cgroup_exit_cftypes+0x150/0x150
[   61.289698][  T582]  percpu_ref_init+0xb6/0x300
[   61.293268][  T411]  exit_to_user_mode_prepare+0xd9/0xe0
[   61.298137][  T582]  cgroup_apply_control_enable+0x464/0xd60
[   61.298143][  T582]  cgroup_subtree_control_write+0x6d9/0xad0
[   61.298147][  T582]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   61.298154][  T582]  ? __schedule+0x6ec/0x1910
[   61.298160][  T582]  cgroup_file_write+0x193/0x740
[   61.302339][  T411]  syscall_exit_to_user_mode+0x27/0x160
[   61.306766][  T582]  ? __kasan_check_write+0x14/0x20
[   61.306769][  T582]  ? cgroup_file_poll+0xd0/0xd0
[   61.306774][  T582]  ? __mutex_lock_slowpath+0x10/0x10
[   61.306778][  T582]  ? cgroup_file_poll+0xd0/0xd0
[   61.306783][  T582]  kernfs_fop_write_iter+0x2e4/0x460
[   61.306790][  T582]  new_sync_write+0x358/0x6d0
[   61.312071][  T411]  do_syscall_64+0x3f/0x80
[   61.316782][  T582]  ? ww_mutex_lock+0x1b0/0x1b0
[   61.316789][  T582]  ? new_sync_read+0x6d0/0x6d0
[   61.316796][  T582]  ? fsnotify+0x1110/0x1110
[   61.316801][  T582]  ? rw_verify_area+0xc3/0x2b0
[   61.316804][  T582]  ? __fget_light.part.0+0x19d/0x330
[   61.316808][  T582]  vfs_write+0x4f5/0x750
[   61.316811][  T582]  ksys_write+0x111/0x210
[   61.316815][  T582]  ? __ia32_sys_read+0xa0/0xa0
[   61.316820][  T582]  ? debug_smp_processor_id+0x17/0x20
[   61.316830][  T582]  ? fpregs_assert_state_consistent+0x49/0xb0
[   61.322141][  T411]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   61.326529][  T582]  __x64_sys_write+0x6e/0xb0
[   61.326538][  T582]  ? syscall_exit_to_user_mode+0x27/0x160
[   61.326542][  T582]  do_syscall_64+0x32/0x80
[   61.326548][  T582]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   61.326552][  T582] RIP: 0033:0x7f7124af40e9
[   61.326558][  T582] 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
[   61.326560][  T582] RSP: 002b:00007f7124a49168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   61.326567][  T582] RAX: ffffffffffffffda RBX: 00007f7124c07030 RCX: 00007f7124af40e9
[   61.326575][  T582] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   61.331228][  T411] RIP: 0033:0x7faae37c2557
[   61.336437][  T582] RBP: 00007f7124a491d0 R08: 0000000000000000 R09: 0000000000000000
[   61.336439][  T582] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   61.336441][  T582] R13: 00007ffeae140eaf R14: 00007f7124a49300 R15: 0000000000022000
[   61.577497][  T411] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   61.585902][  T557] FAULT_INJECTION: forcing a failure.
[   61.585902][  T557] name failslab, interval 1, probability 0, space 0, times 0
[   61.610702][  T411] RSP: 002b:00007ffc4c30f1c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   61.611431][  T557] CPU: 0 PID: 557 Comm: syz-executor.4 Tainted: G        W         5.10.117-syzkaller #0
[   61.619241][  T411] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007faae37c2557
[   61.628974][  T557] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   61.628976][  T557] Call Trace:
[   61.628988][  T557]  dump_stack_lvl+0x81/0xac
[   61.628995][  T557]  dump_stack+0x10/0x12
[   61.637127][  T411] RDX: 00007ffc4c30f299 RSI: 000000000000000a RDI: 00007ffc4c30f290
[   61.647345][  T557]  should_fail.cold+0x5/0xa
[   61.647352][  T557]  __should_failslab+0xb6/0x100
[   61.647356][  T557]  should_failslab+0x9/0x20
[   61.647362][  T557]  __kmalloc_track_caller+0x63/0x380
[   61.647373][  T557]  ? __kernfs_new_node+0xaa/0x640
[   61.650800][  T411] RBP: 00007ffc4c30f290 R08: 00000000ffffffff R09: 00007ffc4c30f060
[   61.655291][  T557]  kstrdup_const+0x45/0x70
[   61.655298][  T557]  __kernfs_new_node+0xaa/0x640
[   61.655302][  T557]  ? kernfs_dop_revalidate+0x370/0x370
[   61.655308][  T557]  ? snprintf+0x9e/0xd0
[   61.655316][  T557]  ? vsprintf+0x20/0x20
[   61.661131][  T411] R10: 00005555563bbba3 R11: 0000000000000246 R12: 00007faae381a1f8
[   61.669099][  T557]  ? kernfs_fop_write_iter+0x2e4/0x460
[   61.669106][  T557]  ? __x64_sys_write+0x6e/0xb0
[   61.669110][  T557]  kernfs_new_node+0x79/0x110
[   61.669117][  T557]  ? __kasan_check_write+0x14/0x20
[   61.669120][  T557]  __kernfs_create_file+0x24/0x270
[   61.669129][  T557]  cgroup_addrm_files+0x2bd/0x810
[   61.673601][  T411] R13: 00007ffc4c310350 R14: 00005555563bbb00 R15: 00007ffc4c310390
[   61.678586][  T557]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   61.678591][  T557]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   61.678596][  T557]  ? __radix_tree_replace+0xd0/0x250
[   61.678602][  T557]  ? idr_replace+0x138/0x150
[   61.683185][  T411] ---[ end trace 9d9feaabe727434b ]---
[   61.688524][  T557]  ? idr_get_next+0x130/0x130
[   61.688528][  T557]  css_populate_dir+0x17a/0x400
[   61.688533][  T557]  cgroup_apply_control_enable+0x3a7/0xd60
[   61.688539][  T557]  cgroup_subtree_control_write+0x6d9/0xad0
[   61.817917][  T557]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   61.823966][  T557]  ? __schedule+0x6ec/0x1910
[   61.828541][  T557]  cgroup_file_write+0x193/0x740
[   61.833448][  T557]  ? __kasan_check_write+0x14/0x20
[   61.838522][  T557]  ? cgroup_file_poll+0xd0/0xd0
[   61.843337][  T557]  ? __mutex_lock_slowpath+0x10/0x10
[   61.848591][  T557]  ? cgroup_file_poll+0xd0/0xd0
[   61.853585][  T557]  kernfs_fop_write_iter+0x2e4/0x460
[   61.858848][  T557]  new_sync_write+0x358/0x6d0
[   61.863587][  T557]  ? ww_mutex_lock+0x1b0/0x1b0
[   61.868415][  T557]  ? new_sync_read+0x6d0/0x6d0
[   61.873154][  T557]  ? fsnotify+0x1110/0x1110
[   61.877631][  T557]  ? rw_verify_area+0xc3/0x2b0
[   61.882675][  T557]  ? __fget_light.part.0+0x19d/0x330
[   61.887929][  T557]  vfs_write+0x4f5/0x750
[   61.892225][  T557]  ksys_write+0x111/0x210
[   61.896558][  T557]  ? __ia32_sys_read+0xa0/0xa0
[   61.901302][  T557]  ? debug_smp_processor_id+0x17/0x20
[   61.906658][  T557]  ? fpregs_assert_state_consistent+0x49/0xb0
[   61.912706][  T557]  __x64_sys_write+0x6e/0xb0
[   61.917267][  T557]  ? syscall_exit_to_user_mode+0x27/0x160
[   61.922956][  T557]  do_syscall_64+0x32/0x80
[   61.927385][  T557]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   61.933247][  T557] RIP: 0033:0x7f2a719c50e9
[   61.937629][  T557] 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
[   61.957206][  T557] RSP: 002b:00007f2a7191a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   61.965593][  T557] RAX: ffffffffffffffda RBX: 00007f2a71ad8030 RCX: 00007f2a719c50e9
[   61.973536][  T557] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   61.981501][  T557] RBP: 00007f2a7191a1d0 R08: 0000000000000000 R09: 0000000000000000
[   61.989794][  T557] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   61.997838][  T557] R13: 00007ffca6c110df R14: 00007f2a7191a300 R15: 0000000000022000
[   62.006159][  T557] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   62.045671][  T574] FAULT_INJECTION: forcing a failure.
[   62.045671][  T574] name failslab, interval 1, probability 0, space 0, times 0
[   62.058786][  T574] CPU: 0 PID: 574 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[   62.068648][  T574] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   62.079262][  T574] Call Trace:
[   62.082669][  T574]  dump_stack_lvl+0x81/0xac
[   62.087155][  T574]  dump_stack+0x10/0x12
[   62.091428][  T574]  should_fail.cold+0x5/0xa
[   62.095913][  T574]  __should_failslab+0xb6/0x100
[   62.100842][  T574]  should_failslab+0x9/0x20
[   62.105322][  T574]  __kmalloc_track_caller+0x63/0x380
[   62.110677][  T574]  ? __kernfs_new_node+0xaa/0x640
[   62.115766][  T574]  kstrdup_const+0x45/0x70
[   62.120155][  T574]  __kernfs_new_node+0xaa/0x640
[   62.124973][  T574]  ? kernfs_dop_revalidate+0x370/0x370
[   62.130400][  T574]  ? snprintf+0x9e/0xd0
[   62.134522][  T574]  ? vsprintf+0x20/0x20
[   62.138665][  T574]  ? kernfs_fop_write_iter+0x2e4/0x460
[   62.144106][  T574]  ? __x64_sys_write+0x6e/0xb0
[   62.148971][  T574]  kernfs_new_node+0x79/0x110
[   62.153624][  T574]  ? __kasan_check_write+0x14/0x20
[   62.158711][  T574]  __kernfs_create_file+0x24/0x270
[   62.163798][  T574]  cgroup_addrm_files+0x2bd/0x810
[   62.168929][  T574]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   62.174378][  T574]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   62.179724][  T574]  ? __radix_tree_replace+0xd0/0x250
[   62.184976][  T574]  ? idr_replace+0x138/0x150
[   62.189552][  T574]  ? idr_get_next+0x130/0x130
[   62.194196][  T574]  css_populate_dir+0x17a/0x400
[   62.199021][  T574]  cgroup_apply_control_enable+0x3a7/0xd60
[   62.204804][  T574]  cgroup_subtree_control_write+0x6d9/0xad0
[   62.210665][  T574]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   62.216807][  T574]  ? __schedule+0x6ec/0x1910
[   62.221503][  T574]  cgroup_file_write+0x193/0x740
[   62.226406][  T574]  ? __kasan_check_write+0x14/0x20
[   62.231490][  T574]  ? cgroup_file_poll+0xd0/0xd0
[   62.236361][  T574]  ? __mutex_lock_slowpath+0x10/0x10
[   62.241627][  T574]  ? cgroup_file_poll+0xd0/0xd0
[   62.246448][  T574]  kernfs_fop_write_iter+0x2e4/0x460
[   62.251707][  T574]  new_sync_write+0x358/0x6d0
[   62.256349][  T574]  ? ww_mutex_lock+0x1b0/0x1b0
[   62.261081][  T574]  ? new_sync_read+0x6d0/0x6d0
[   62.265810][  T574]  ? fsnotify+0x1110/0x1110
[   62.270288][  T574]  ? rw_verify_area+0xc3/0x2b0
[   62.275026][  T574]  ? __fget_light.part.0+0x19d/0x330
[   62.280317][  T574]  vfs_write+0x4f5/0x750
[   62.284576][  T574]  ksys_write+0x111/0x210
[   62.288883][  T574]  ? __ia32_sys_read+0xa0/0xa0
[   62.293618][  T574]  ? debug_smp_processor_id+0x17/0x20
[   62.299136][  T574]  ? fpregs_assert_state_consistent+0x49/0xb0
[   62.305286][  T574]  __x64_sys_write+0x6e/0xb0
[   62.310231][  T574]  ? syscall_exit_to_user_mode+0x27/0x160
[   62.316014][  T574]  do_syscall_64+0x32/0x80
[   62.320419][  T574]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   62.326279][  T574] RIP: 0033:0x7fb841a360e9
[   62.330670][  T574] 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
[   62.350337][  T574] RSP: 002b:00007fb84198b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   62.358805][  T574] RAX: ffffffffffffffda RBX: 00007fb841b49030 RCX: 00007fb841a360e9
[   62.366755][  T574] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   62.374719][  T574] RBP: 00007fb84198b1d0 R08: 0000000000000000 R09: 0000000000000000
[   62.382670][  T574] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   62.390703][  T574] R13: 00007ffdd2c6dfbf R14: 00007fb84198b300 R15: 0000000000022000
[   62.399160][  T574] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   62.445667][  T591] FAULT_INJECTION: forcing a failure.
[   62.445667][  T591] name failslab, interval 1, probability 0, space 0, times 0
[   62.458613][  T591] CPU: 0 PID: 591 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[   62.468541][  T591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   62.478832][  T591] Call Trace:
[   62.482229][  T591]  dump_stack_lvl+0x81/0xac
[   62.486709][  T591]  dump_stack+0x10/0x12
[   62.490849][  T591]  should_fail.cold+0x5/0xa
[   62.495764][  T591]  ? cgroup_exit_cftypes+0x150/0x150
[   62.501114][  T591]  ? percpu_ref_init+0xb6/0x300
[   62.506144][  T591]  __should_failslab+0xb6/0x100
[   62.510962][  T591]  should_failslab+0x9/0x20
[   62.515431][  T591]  kmem_cache_alloc_trace+0x2d/0x520
[   62.520681][  T591]  ? cgroup_exit_cftypes+0x150/0x150
[   62.526002][  T591]  percpu_ref_init+0xb6/0x300
[   62.530649][  T591]  cgroup_apply_control_enable+0x464/0xd60
[   62.536424][  T591]  cgroup_subtree_control_write+0x6d9/0xad0
[   62.542351][  T591]  ? __mod_memcg_state.part.0+0xb2/0x270
[   62.547947][  T591]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   62.553979][  T591]  cgroup_file_write+0x193/0x740
[   62.558880][  T591]  ? __kasan_check_write+0x14/0x20
[   62.563953][  T591]  ? cgroup_file_poll+0xd0/0xd0
[   62.568767][  T591]  ? __mutex_lock_slowpath+0x10/0x10
[   62.574014][  T591]  ? cgroup_file_poll+0xd0/0xd0
[   62.578918][  T591]  kernfs_fop_write_iter+0x2e4/0x460
[   62.584168][  T591]  new_sync_write+0x358/0x6d0
[   62.588926][  T591]  ? new_sync_read+0x6d0/0x6d0
[   62.593654][  T591]  ? fsnotify+0x1110/0x1110
[   62.598138][  T591]  ? rw_verify_area+0xc3/0x2b0
[   62.602874][  T591]  ? __fget_light.part.0+0x19d/0x330
[   62.608122][  T591]  vfs_write+0x4f5/0x750
[   62.612330][  T591]  ksys_write+0x111/0x210
[   62.616630][  T591]  ? __ia32_sys_read+0xa0/0xa0
[   62.621538][  T591]  ? debug_smp_processor_id+0x17/0x20
[   62.626885][  T591]  ? fpregs_assert_state_consistent+0x49/0xb0
[   62.633028][  T591]  __x64_sys_write+0x6e/0xb0
[   62.637788][  T591]  ? syscall_exit_to_user_mode+0x27/0x160
[   62.643481][  T591]  do_syscall_64+0x32/0x80
[   62.648220][  T591]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   62.654270][  T591] RIP: 0033:0x7f7124af40e9
[   62.658749][  T591] 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
[   62.679435][  T591] RSP: 002b:00007f7124a6a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   62.688101][  T591] RAX: ffffffffffffffda RBX: 00007f7124c06f60 RCX: 00007f7124af40e9
2022/06/09 07:28:45 executed programs: 61
[   62.696758][  T591] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   62.704697][  T591] RBP: 00007f7124a6a1d0 R08: 0000000000000000 R09: 0000000000000000
[   62.712733][  T591] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   62.720758][  T591] R13: 00007ffeae140eaf R14: 00007f7124a6a300 R15: 0000000000022000
[   62.731804][  T409] ------------[ cut here ]------------
[   62.737371][  T409] WARNING: CPU: 0 PID: 409 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[   62.745393][  T592] FAULT_INJECTION: forcing a failure.
[   62.745393][  T592] name failslab, interval 1, probability 0, space 0, times 0
[   62.746396][  T409] Modules linked in:
[   62.759183][  T592] CPU: 1 PID: 592 Comm: syz-executor.5 Tainted: G        W         5.10.117-syzkaller #0
[   62.763377][  T409] CPU: 0 PID: 409 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[   62.773666][  T592] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   62.773669][  T592] Call Trace:
[   62.773684][  T592]  dump_stack_lvl+0x81/0xac
[   62.773688][  T592]  dump_stack+0x10/0x12
[   62.773692][  T592]  should_fail.cold+0x5/0xa
[   62.773698][  T592]  __should_failslab+0xb6/0x100
[   62.773702][  T592]  should_failslab+0x9/0x20
[   62.773713][  T592]  __kmalloc_track_caller+0x63/0x380
[   62.783607][  T409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   62.794658][  T592]  ? __kernfs_new_node+0xaa/0x640
[   62.794665][  T592]  kstrdup_const+0x45/0x70
[   62.794668][  T592]  __kernfs_new_node+0xaa/0x640
[   62.794672][  T592]  ? kernfs_dop_revalidate+0x370/0x370
[   62.794678][  T592]  ? snprintf+0x9e/0xd0
[   62.794680][  T592]  ? vsprintf+0x20/0x20
[   62.794684][  T592]  ? kernfs_fop_write_iter+0x2e4/0x460
[   62.794688][  T592]  ? __x64_sys_write+0x6e/0xb0
[   62.794692][  T592]  kernfs_new_node+0x79/0x110
[   62.794703][  T592]  ? __kasan_check_write+0x14/0x20
[   62.798089][  T409] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[   62.802545][  T592]  __kernfs_create_file+0x24/0x270
[   62.806682][  T409] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[   62.811142][  T592]  cgroup_addrm_files+0x2bd/0x810
[   62.815971][  T409] RSP: 0018:ffffc90000837c28 EFLAGS: 00010282
[   62.820423][  T592]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   62.825736][  T409] 
[   62.835699][  T592]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   62.835705][  T592]  ? __radix_tree_replace+0xd0/0x250
[   62.835710][  T592]  ? idr_replace+0x138/0x150
[   62.840701][  T409] RAX: 0000000000000000 RBX: 1ffff92000106f8c RCX: 0000000000000040
[   62.845090][  T592]  ? idr_get_next+0x130/0x130
[   62.850125][  T409] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   62.855624][  T592]  css_populate_dir+0x17a/0x400
[   62.855629][  T592]  cgroup_apply_control_enable+0x3a7/0xd60
[   62.855636][  T592]  cgroup_subtree_control_write+0x6d9/0xad0
[   62.860476][  T409] RBP: ffffc90000837ce8 R08: 0000000000000000 R09: 0000000000000008
[   62.864816][  T592]  ? __mod_memcg_state.part.0+0xb2/0x270
[   62.870507][  T409] R10: fffff52000106f78 R11: 0000000000000000 R12: ffffc90000837c80
[   62.875836][  T592]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   62.875846][  T592]  cgroup_file_write+0x193/0x740
[   62.880692][  T409] R13: 00000000fffffffe R14: dffffc0000000000 R15: ffff888112ed01c0
[   62.885859][  T592]  ? __kasan_check_write+0x14/0x20
[   62.885862][  T592]  ? cgroup_file_poll+0xd0/0xd0
[   62.885868][  T592]  ? __mutex_lock_slowpath+0x10/0x10
[   62.885873][  T592]  ? cgroup_file_poll+0xd0/0xd0
[   62.891645][  T409] FS:  0000555555dc8400(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000
[   62.896896][  T592]  kernfs_fop_write_iter+0x2e4/0x460
[   62.896902][  T592]  new_sync_write+0x358/0x6d0
[   62.896928][  T592]  ? new_sync_read+0x6d0/0x6d0
[   62.919085][  T409] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.924157][  T592]  ? fsnotify+0x1110/0x1110
[   62.930640][  T409] CR2: 0000555555dd1b38 CR3: 000000010c7a3000 CR4: 00000000003506b0
[   62.936051][  T592]  ? rw_verify_area+0xc3/0x2b0
[   62.936058][  T592]  ? __fget_light.part.0+0x19d/0x330
[   62.938445][  T409] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   62.944392][  T592]  vfs_write+0x4f5/0x750
[   62.949860][  T409] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   62.954934][  T592]  ksys_write+0x111/0x210
[   62.963415][  T409] Call Trace:
[   62.968138][  T592]  ? __ia32_sys_read+0xa0/0xa0
[   62.968145][  T592]  ? debug_smp_processor_id+0x17/0x20
[   62.968153][  T592]  ? fpregs_assert_state_consistent+0x49/0xb0
[   62.977029][  T409]  ? __put_mountpoint.part.0+0x151/0x1b0
[   62.982111][  T592]  __x64_sys_write+0x6e/0xb0
[   62.988428][  T409]  ? clone_private_mount+0x300/0x300
[   62.995231][  T592]  ? syscall_exit_to_user_mode+0x27/0x160
[   62.995235][  T592]  do_syscall_64+0x32/0x80
[   62.995241][  T592]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   62.995247][  T592] RIP: 0033:0x7f9ceba820e9
[   63.003817][  T409]  ? change_mnt_propagation+0x5df/0xd40
[   63.010183][  T592] 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
[   63.010185][  T592] RSP: 002b:00007f9ceb9f8168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   63.010191][  T592] RAX: ffffffffffffffda RBX: 00007f9cebb94f60 RCX: 00007f9ceba820e9
[   63.010194][  T592] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   63.010199][  T592] RBP: 00007f9ceb9f81d0 R08: 0000000000000000 R09: 0000000000000000
[   63.018490][  T409]  namespace_unlock+0x331/0x3e0
[   63.024842][  T592] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   63.030120][  T409]  ? kern_unmount+0xb0/0xb0
[   63.038494][  T592] R13: 00007ffe138f92df R14: 00007f9ceb9f8300 R15: 0000000000022000
[   63.041450][  T592] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   63.043616][  T409]  ? unhash_mnt+0x3c0/0x3c0
[   63.043622][  T409]  path_umount+0x646/0x1110
[   63.043627][  T409]  ? __detach_mounts+0x280/0x280
[   63.043634][  T409]  ? user_path_at_empty+0xa2/0xf0
[   63.306460][  T409]  __x64_sys_umount+0xfb/0x120
[   63.311372][  T409]  ? path_umount+0x1110/0x1110
[   63.316321][  T409]  ? fpregs_assert_state_consistent+0x49/0xb0
[   63.322657][  T409]  ? exit_to_user_mode_prepare+0x30/0xe0
[   63.328285][  T409]  do_syscall_64+0x32/0x80
[   63.332704][  T409]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   63.338954][  T409] RIP: 0033:0x7f7124af5557
[   63.343379][  T409] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   63.363659][  T409] RSP: 002b:00007ffeae140008 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   63.372237][  T409] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7124af5557
[   63.380553][  T409] RDX: 00007ffeae1400da RSI: 000000000000000a RDI: 00007ffeae1400d0
[   63.388680][  T409] RBP: 00007ffeae1400d0 R08: 00000000ffffffff R09: 00007ffeae13fea0
[   63.396932][  T409] R10: 0000555555dc9ba3 R11: 0000000000000246 R12: 00007f7124b4d1f8
[   63.405049][  T409] R13: 00007ffeae141190 R14: 0000555555dc9b00 R15: 00007ffeae1411d0
[   63.413288][  T409] ---[ end trace 9d9feaabe727434c ]---
[   63.419327][  T409] ------------[ cut here ]------------
[   63.424948][  T409] WARNING: CPU: 0 PID: 409 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[   63.433978][  T409] Modules linked in:
[   63.437863][  T409] CPU: 0 PID: 409 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[   63.447740][  T409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   63.458681][  T409] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[   63.464488][  T409] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[   63.484210][  T409] RSP: 0018:ffffc90000837cf0 EFLAGS: 00010282
[   63.490282][  T409] RAX: 0000000000000000 RBX: 1ffff92000106fa5 RCX: 0000000000000040
[   63.498759][  T409] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   63.507457][  T409] RBP: ffffc90000837db0 R08: 0000000000000000 R09: 0000000000000008
[   63.515577][  T409] R10: fffff52000106f91 R11: 0000000000000000 R12: ffffc90000837d48
[   63.523519][  T409] R13: 00000000fffffffd R14: dffffc0000000000 R15: ffff888112ed01c0
[   63.531562][  T409] FS:  0000555555dc8400(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000
[   63.540470][  T409] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   63.547227][  T409] CR2: 0000555555dd1b38 CR3: 000000010c7a3000 CR4: 00000000003506b0
[   63.555466][  T409] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   63.563410][  T409] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   63.571361][  T409] Call Trace:
[   63.574618][  T409]  ? namespace_unlock+0x331/0x3e0
[   63.579645][  T409]  ? kern_unmount+0x57/0xb0
[   63.584406][  T409]  ? clone_private_mount+0x300/0x300
[   63.589679][  T409]  ? dput+0xac/0x8a0
[   63.593542][  T409]  path_umount+0x684/0x1110
[   63.598035][  T409]  ? __detach_mounts+0x280/0x280
[   63.602942][  T409]  ? user_path_at_empty+0xa2/0xf0
[   63.608064][  T409]  __x64_sys_umount+0xfb/0x120
[   63.612800][  T409]  ? path_umount+0x1110/0x1110
[   63.617641][  T409]  ? fpregs_assert_state_consistent+0x49/0xb0
[   63.623792][  T409]  ? exit_to_user_mode_prepare+0x30/0xe0
[   63.629415][  T409]  do_syscall_64+0x32/0x80
[   63.633806][  T409]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   63.639717][  T409] RIP: 0033:0x7f7124af5557
[   63.644288][  T409] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   63.663928][  T409] RSP: 002b:00007ffeae140008 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   63.672407][  T409] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7124af5557
[   63.680631][  T409] RDX: 00007ffeae1400da RSI: 000000000000000a RDI: 00007ffeae1400d0
[   63.688608][  T409] RBP: 00007ffeae1400d0 R08: 00000000ffffffff R09: 00007ffeae13fea0
[   63.696676][  T409] R10: 0000555555dc9ba3 R11: 0000000000000246 R12: 00007f7124b4d1f8
[   63.704708][  T409] R13: 00007ffeae141190 R14: 0000555555dc9b00 R15: 00007ffeae1411d0
[   63.712770][  T409] ---[ end trace 9d9feaabe727434d ]---
[   63.725905][  T581] FAULT_INJECTION: forcing a failure.
[   63.725905][  T581] name failslab, interval 1, probability 0, space 0, times 0
[   63.738864][  T581] CPU: 1 PID: 581 Comm: syz-executor.0 Tainted: G        W         5.10.117-syzkaller #0
[   63.748736][  T581] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   63.758764][  T581] Call Trace:
[   63.762047][  T581]  dump_stack_lvl+0x81/0xac
[   63.766624][  T581]  dump_stack+0x10/0x12
[   63.770755][  T581]  should_fail.cold+0x5/0xa
[   63.775520][  T581]  ? cgroup_exit_cftypes+0x150/0x150
[   63.781056][  T581]  ? percpu_ref_init+0xb6/0x300
[   63.786001][  T581]  __should_failslab+0xb6/0x100
[   63.790847][  T581]  should_failslab+0x9/0x20
[   63.795376][  T581]  kmem_cache_alloc_trace+0x2d/0x520
[   63.800728][  T581]  ? cgroup_exit_cftypes+0x150/0x150
[   63.805996][  T581]  percpu_ref_init+0xb6/0x300
[   63.810732][  T581]  cgroup_apply_control_enable+0x464/0xd60
[   63.816525][  T581]  cgroup_subtree_control_write+0x6d9/0xad0
[   63.822733][  T581]  ? __mod_memcg_state.part.0+0xb2/0x270
[   63.828341][  T581]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   63.834382][  T581]  cgroup_file_write+0x193/0x740
[   63.839551][  T581]  ? __kasan_check_write+0x14/0x20
[   63.844626][  T581]  ? cgroup_file_poll+0xd0/0xd0
[   63.849442][  T581]  ? __mutex_lock_slowpath+0x10/0x10
[   63.855078][  T581]  ? cgroup_file_poll+0xd0/0xd0
[   63.860201][  T581]  kernfs_fop_write_iter+0x2e4/0x460
[   63.865800][  T581]  new_sync_write+0x358/0x6d0
[   63.870632][  T581]  ? new_sync_read+0x6d0/0x6d0
[   63.875409][  T581]  ? fsnotify+0x1110/0x1110
[   63.879887][  T581]  ? rw_verify_area+0xc3/0x2b0
[   63.884624][  T581]  ? __fget_light.part.0+0x19d/0x330
[   63.889880][  T581]  vfs_write+0x4f5/0x750
[   63.894096][  T581]  ksys_write+0x111/0x210
[   63.898415][  T581]  ? __ia32_sys_read+0xa0/0xa0
[   63.903149][  T581]  ? debug_smp_processor_id+0x17/0x20
[   63.908513][  T581]  ? fpregs_assert_state_consistent+0x49/0xb0
[   63.914687][  T581]  __x64_sys_write+0x6e/0xb0
[   63.919376][  T581]  ? syscall_exit_to_user_mode+0x27/0x160
[   63.925178][  T581]  do_syscall_64+0x32/0x80
[   63.929819][  T581]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   63.935862][  T581] RIP: 0033:0x7f391e8210e9
[   63.940347][  T581] 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
[   63.960393][  T581] RSP: 002b:00007f391e797168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   63.968953][  T581] RAX: ffffffffffffffda RBX: 00007f391e933f60 RCX: 00007f391e8210e9
[   63.976895][  T581] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   63.984832][  T581] RBP: 00007f391e7971d0 R08: 0000000000000000 R09: 0000000000000000
[   63.992773][  T581] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   64.000731][  T581] R13: 00007fffeff857af R14: 00007f391e797300 R15: 0000000000022000
[   64.035649][  T603] FAULT_INJECTION: forcing a failure.
[   64.035649][  T603] name failslab, interval 1, probability 0, space 0, times 0
[   64.048330][  T603] CPU: 1 PID: 603 Comm: syz-executor.5 Tainted: G        W         5.10.117-syzkaller #0
[   64.058186][  T603] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   64.068354][  T603] Call Trace:
[   64.071624][  T603]  dump_stack_lvl+0x81/0xac
[   64.076384][  T603]  dump_stack+0x10/0x12
[   64.080516][  T603]  should_fail.cold+0x5/0xa
[   64.085030][  T603]  __should_failslab+0xb6/0x100
[   64.090181][  T603]  should_failslab+0x9/0x20
[   64.094665][  T603]  __kmalloc_track_caller+0x63/0x380
[   64.099941][  T603]  ? __kernfs_new_node+0xaa/0x640
[   64.104941][  T603]  kstrdup_const+0x45/0x70
[   64.109424][  T603]  __kernfs_new_node+0xaa/0x640
[   64.114355][  T603]  ? kernfs_dop_revalidate+0x370/0x370
[   64.119784][  T603]  ? snprintf+0x9e/0xd0
[   64.123922][  T603]  ? vsprintf+0x20/0x20
[   64.128046][  T603]  ? kernfs_fop_write_iter+0x2e4/0x460
[   64.133580][  T603]  ? __x64_sys_write+0x6e/0xb0
[   64.138506][  T603]  kernfs_new_node+0x79/0x110
[   64.143171][  T603]  ? __kasan_check_write+0x14/0x20
[   64.148719][  T603]  __kernfs_create_file+0x24/0x270
[   64.154780][  T603]  cgroup_addrm_files+0x2bd/0x810
[   64.160698][  T603]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   64.166505][  T603]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   64.172000][  T603]  ? __radix_tree_replace+0xd0/0x250
[   64.177905][  T603]  ? idr_replace+0x138/0x150
[   64.182665][  T603]  ? idr_get_next+0x130/0x130
[   64.187766][  T603]  css_populate_dir+0x17a/0x400
[   64.194074][  T603]  cgroup_apply_control_enable+0x3a7/0xd60
[   64.200154][  T603]  cgroup_subtree_control_write+0x6d9/0xad0
[   64.206185][  T603]  ? __mod_memcg_state.part.0+0xb2/0x270
[   64.212226][  T603]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   64.220282][  T603]  cgroup_file_write+0x193/0x740
[   64.226397][  T603]  ? __kasan_check_write+0x14/0x20
[   64.232725][  T603]  ? cgroup_file_poll+0xd0/0xd0
[   64.238431][  T603]  ? __mutex_lock_slowpath+0x10/0x10
[   64.245561][  T603]  ? cgroup_file_poll+0xd0/0xd0
[   64.251124][  T603]  kernfs_fop_write_iter+0x2e4/0x460
[   64.257205][  T603]  new_sync_write+0x358/0x6d0
[   64.262495][  T603]  ? new_sync_read+0x6d0/0x6d0
[   64.267409][  T603]  ? fsnotify+0x1110/0x1110
[   64.272079][  T603]  ? rw_verify_area+0xc3/0x2b0
[   64.276904][  T603]  ? __fget_light.part.0+0x19d/0x330
[   64.282175][  T603]  vfs_write+0x4f5/0x750
[   64.286496][  T603]  ksys_write+0x111/0x210
[   64.291154][  T603]  ? __ia32_sys_read+0xa0/0xa0
[   64.296174][  T603]  ? debug_smp_processor_id+0x17/0x20
[   64.302711][  T603]  ? fpregs_assert_state_consistent+0x49/0xb0
[   64.309232][  T603]  __x64_sys_write+0x6e/0xb0
[   64.314096][  T603]  ? syscall_exit_to_user_mode+0x27/0x160
[   64.320443][  T603]  do_syscall_64+0x32/0x80
[   64.325325][  T603]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   64.331475][  T603] RIP: 0033:0x7f9ceba820e9
[   64.336772][  T603] 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
[   64.358779][  T603] RSP: 002b:00007f9ceb9f8168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   64.367260][  T603] RAX: ffffffffffffffda RBX: 00007f9cebb94f60 RCX: 00007f9ceba820e9
[   64.375380][  T603] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   64.383501][  T603] RBP: 00007f9ceb9f81d0 R08: 0000000000000000 R09: 0000000000000000
[   64.391445][  T603] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   64.399393][  T603] R13: 00007ffe138f92df R14: 00007f9ceb9f8300 R15: 0000000000022000
[   64.408603][  T603] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   64.435766][  T598] FAULT_INJECTION: forcing a failure.
[   64.435766][  T598] name failslab, interval 1, probability 0, space 0, times 0
[   64.448589][  T598] CPU: 0 PID: 598 Comm: syz-executor.4 Tainted: G        W         5.10.117-syzkaller #0
[   64.458359][  T598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   64.468502][  T598] Call Trace:
[   64.471783][  T598]  dump_stack_lvl+0x81/0xac
[   64.476282][  T598]  dump_stack+0x10/0x12
[   64.480444][  T598]  should_fail.cold+0x5/0xa
[   64.484944][  T598]  __should_failslab+0xb6/0x100
[   64.489789][  T598]  should_failslab+0x9/0x20
[   64.494293][  T598]  __kmalloc_track_caller+0x63/0x380
[   64.499562][  T598]  ? __kernfs_new_node+0xaa/0x640
[   64.504575][  T598]  kstrdup_const+0x45/0x70
[   64.509060][  T598]  __kernfs_new_node+0xaa/0x640
[   64.513894][  T598]  ? kernfs_dop_revalidate+0x370/0x370
[   64.519424][  T598]  ? snprintf+0x9e/0xd0
[   64.523809][  T598]  ? vsprintf+0x20/0x20
[   64.527932][  T598]  ? kernfs_fop_write_iter+0x2e4/0x460
[   64.533359][  T598]  ? __x64_sys_write+0x6e/0xb0
[   64.538091][  T598]  kernfs_new_node+0x79/0x110
[   64.543111][  T598]  ? __kasan_check_write+0x14/0x20
[   64.548275][  T598]  __kernfs_create_file+0x24/0x270
[   64.553656][  T598]  cgroup_addrm_files+0x2bd/0x810
[   64.558761][  T598]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   64.564014][  T598]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   64.569354][  T598]  ? __radix_tree_replace+0xd0/0x250
[   64.574608][  T598]  ? idr_replace+0x138/0x150
[   64.579179][  T598]  ? idr_get_next+0x130/0x130
[   64.583911][  T598]  css_populate_dir+0x17a/0x400
[   64.588751][  T598]  cgroup_apply_control_enable+0x3a7/0xd60
[   64.594725][  T598]  cgroup_subtree_control_write+0x6d9/0xad0
[   64.600691][  T598]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   64.606798][  T598]  ? __schedule+0x6ec/0x1910
[   64.611381][  T598]  cgroup_file_write+0x193/0x740
[   64.616549][  T598]  ? __kasan_check_write+0x14/0x20
[   64.621889][  T598]  ? cgroup_file_poll+0xd0/0xd0
[   64.626726][  T598]  ? __mutex_lock_slowpath+0x10/0x10
[   64.631977][  T598]  ? cgroup_file_poll+0xd0/0xd0
[   64.636796][  T598]  kernfs_fop_write_iter+0x2e4/0x460
[   64.642074][  T598]  new_sync_write+0x358/0x6d0
[   64.647090][  T598]  ? ww_mutex_lock+0x1b0/0x1b0
[   64.651849][  T598]  ? new_sync_read+0x6d0/0x6d0
[   64.656681][  T598]  ? fsnotify+0x1110/0x1110
[   64.661244][  T598]  ? rw_verify_area+0xc3/0x2b0
[   64.666149][  T598]  ? __fget_light.part.0+0x19d/0x330
[   64.671419][  T598]  vfs_write+0x4f5/0x750
[   64.675643][  T598]  ksys_write+0x111/0x210
[   64.680027][  T598]  ? __ia32_sys_read+0xa0/0xa0
[   64.684846][  T598]  ? debug_smp_processor_id+0x17/0x20
[   64.690278][  T598]  ? fpregs_assert_state_consistent+0x49/0xb0
[   64.696318][  T598]  __x64_sys_write+0x6e/0xb0
[   64.700919][  T598]  ? syscall_exit_to_user_mode+0x27/0x160
[   64.707143][  T598]  do_syscall_64+0x32/0x80
[   64.711535][  T598]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   64.717538][  T598] RIP: 0033:0x7f2a719c50e9
[   64.721938][  T598] 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
[   64.741600][  T598] RSP: 002b:00007f2a7191a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   64.750160][  T598] RAX: ffffffffffffffda RBX: 00007f2a71ad8030 RCX: 00007f2a719c50e9
[   64.758297][  T598] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   64.766523][  T598] RBP: 00007f2a7191a1d0 R08: 0000000000000000 R09: 0000000000000000
[   64.774488][  T598] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   64.782434][  T598] R13: 00007ffca6c110df R14: 00007f2a7191a300 R15: 0000000000022000
[   64.791262][  T598] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   64.835660][  T615] FAULT_INJECTION: forcing a failure.
[   64.835660][  T615] name failslab, interval 1, probability 0, space 0, times 0
[   64.848749][  T615] CPU: 1 PID: 615 Comm: syz-executor.5 Tainted: G        W         5.10.117-syzkaller #0
[   64.858526][  T615] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   64.868819][  T615] Call Trace:
[   64.872085][  T615]  dump_stack_lvl+0x81/0xac
[   64.876569][  T615]  dump_stack+0x10/0x12
[   64.880790][  T615]  should_fail.cold+0x5/0xa
[   64.885314][  T615]  ? pids_css_alloc+0x3c/0x130
[   64.891121][  T615]  __should_failslab+0xb6/0x100
[   64.896049][  T615]  should_failslab+0x9/0x20
[   64.900648][  T615]  kmem_cache_alloc_trace+0x2d/0x520
[   64.906119][  T615]  pids_css_alloc+0x3c/0x130
[   64.910776][  T615]  cgroup_apply_control_enable+0x410/0xd60
[   64.916647][  T615]  cgroup_subtree_control_write+0x6d9/0xad0
[   64.922608][  T615]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   64.928755][  T615]  ? __schedule+0x6ec/0x1910
[   64.933334][  T615]  cgroup_file_write+0x193/0x740
[   64.938628][  T615]  ? __kasan_check_write+0x14/0x20
[   64.944328][  T615]  ? cgroup_file_poll+0xd0/0xd0
[   64.949599][  T615]  ? __mutex_lock_slowpath+0x10/0x10
[   64.954954][  T615]  ? cgroup_file_poll+0xd0/0xd0
[   64.959892][  T615]  kernfs_fop_write_iter+0x2e4/0x460
[   64.965163][  T615]  new_sync_write+0x358/0x6d0
[   64.969818][  T615]  ? ww_mutex_lock+0x1b0/0x1b0
[   64.974707][  T615]  ? new_sync_read+0x6d0/0x6d0
[   64.979671][  T615]  ? fsnotify+0x1110/0x1110
[   64.984193][  T615]  ? rw_verify_area+0xc3/0x2b0
[   64.989200][  T615]  ? __fget_light.part.0+0x19d/0x330
[   64.995054][  T615]  vfs_write+0x4f5/0x750
[   64.999466][  T615]  ksys_write+0x111/0x210
[   65.003779][  T615]  ? __ia32_sys_read+0xa0/0xa0
[   65.008577][  T615]  ? debug_smp_processor_id+0x17/0x20
[   65.014255][  T615]  ? fpregs_assert_state_consistent+0x49/0xb0
[   65.020304][  T615]  __x64_sys_write+0x6e/0xb0
[   65.024958][  T615]  ? syscall_exit_to_user_mode+0x27/0x160
[   65.030741][  T615]  do_syscall_64+0x32/0x80
[   65.035145][  T615]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   65.041055][  T615] RIP: 0033:0x7f9ceba820e9
[   65.045533][  T615] 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
[   65.065389][  T615] RSP: 002b:00007f9ceb9d7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   65.073862][  T615] RAX: ffffffffffffffda RBX: 00007f9cebb95030 RCX: 00007f9ceba820e9
[   65.081994][  T615] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   65.090294][  T615] RBP: 00007f9ceb9d71d0 R08: 0000000000000000 R09: 0000000000000000
[   65.098334][  T615] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   65.106376][  T615] R13: 00007ffe138f92df R14: 00007f9ceb9d7300 R15: 0000000000022000
[   65.155800][  T597] FAULT_INJECTION: forcing a failure.
[   65.155800][  T597] name failslab, interval 1, probability 0, space 0, times 0
[   65.168720][  T597] CPU: 1 PID: 597 Comm: syz-executor.3 Tainted: G        W         5.10.117-syzkaller #0
[   65.178684][  T597] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   65.188882][  T597] Call Trace:
[   65.192288][  T597]  dump_stack_lvl+0x81/0xac
[   65.196800][  T597]  dump_stack+0x10/0x12
[   65.200948][  T597]  should_fail.cold+0x5/0xa
[   65.205431][  T597]  ? cgroup_exit_cftypes+0x150/0x150
[   65.210688][  T597]  ? percpu_ref_init+0xb6/0x300
[   65.215515][  T597]  __should_failslab+0xb6/0x100
[   65.220832][  T597]  should_failslab+0x9/0x20
[   65.225335][  T597]  kmem_cache_alloc_trace+0x2d/0x520
[   65.231370][  T597]  ? cgroup_exit_cftypes+0x150/0x150
[   65.237001][  T597]  percpu_ref_init+0xb6/0x300
[   65.241742][  T597]  cgroup_apply_control_enable+0x464/0xd60
[   65.254300][  T597]  cgroup_subtree_control_write+0x6d9/0xad0
[   65.260193][  T597]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   65.266434][  T597]  ? __schedule+0x6ec/0x1910
[   65.271427][  T597]  cgroup_file_write+0x193/0x740
[   65.276866][  T597]  ? __kasan_check_write+0x14/0x20
[   65.282344][  T597]  ? cgroup_file_poll+0xd0/0xd0
[   65.287318][  T597]  ? __mutex_lock_slowpath+0x10/0x10
[   65.292593][  T597]  ? cgroup_file_poll+0xd0/0xd0
[   65.297816][  T597]  kernfs_fop_write_iter+0x2e4/0x460
[   65.303079][  T597]  new_sync_write+0x358/0x6d0
[   65.307826][  T597]  ? ww_mutex_lock+0x1b0/0x1b0
[   65.312567][  T597]  ? new_sync_read+0x6d0/0x6d0
[   65.317305][  T597]  ? fsnotify+0x1110/0x1110
[   65.321797][  T597]  ? rw_verify_area+0xc3/0x2b0
[   65.326618][  T597]  ? __fget_light.part.0+0x19d/0x330
[   65.331957][  T597]  vfs_write+0x4f5/0x750
[   65.336263][  T597]  ksys_write+0x111/0x210
[   65.340733][  T597]  ? __ia32_sys_read+0xa0/0xa0
[   65.345596][  T597]  ? debug_smp_processor_id+0x17/0x20
[   65.351525][  T597]  ? fpregs_assert_state_consistent+0x49/0xb0
[   65.357798][  T597]  __x64_sys_write+0x6e/0xb0
[   65.362560][  T597]  ? syscall_exit_to_user_mode+0x27/0x160
[   65.368258][  T597]  do_syscall_64+0x32/0x80
[   65.372929][  T597]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   65.379744][  T597] RIP: 0033:0x7faae37c10e9
[   65.384305][  T597] 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
[   65.404169][  T597] RSP: 002b:00007faae3716168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   65.412560][  T597] RAX: ffffffffffffffda RBX: 00007faae38d4030 RCX: 00007faae37c10e9
[   65.420696][  T597] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   65.428899][  T597] RBP: 00007faae37161d0 R08: 0000000000000000 R09: 0000000000000000
[   65.436848][  T597] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   65.445063][  T597] R13: 00007ffc4c31006f R14: 00007faae3716300 R15: 0000000000022000
[   65.510665][  T601] FAULT_INJECTION: forcing a failure.
[   65.510665][  T601] name failslab, interval 1, probability 0, space 0, times 0
[   65.524425][  T601] CPU: 0 PID: 601 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[   65.534496][  T601] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   65.544723][  T601] Call Trace:
[   65.548233][  T601]  dump_stack_lvl+0x81/0xac
[   65.552778][  T601]  dump_stack+0x10/0x12
[   65.557116][  T601]  should_fail.cold+0x5/0xa
[   65.561690][  T601]  __should_failslab+0xb6/0x100
[   65.566542][  T601]  should_failslab+0x9/0x20
[   65.571114][  T601]  __kmalloc_track_caller+0x63/0x380
[   65.576473][  T601]  ? __kernfs_new_node+0xaa/0x640
[   65.581672][  T601]  kstrdup_const+0x45/0x70
[   65.586176][  T601]  __kernfs_new_node+0xaa/0x640
[   65.591017][  T601]  ? kernfs_dop_revalidate+0x370/0x370
[   65.596452][  T601]  ? snprintf+0x9e/0xd0
[   65.600575][  T601]  ? vsprintf+0x20/0x20
[   65.604737][  T601]  ? kernfs_fop_write_iter+0x2e4/0x460
[   65.610273][  T601]  ? __x64_sys_write+0x6e/0xb0
[   65.615018][  T601]  kernfs_new_node+0x79/0x110
[   65.619797][  T601]  ? __kasan_check_write+0x14/0x20
[   65.624879][  T601]  __kernfs_create_file+0x24/0x270
[   65.629974][  T601]  cgroup_addrm_files+0x2bd/0x810
[   65.634976][  T601]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   65.640142][  T601]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   65.645493][  T601]  ? __radix_tree_replace+0xd0/0x250
[   65.650749][  T601]  ? idr_replace+0x138/0x150
[   65.655483][  T601]  ? idr_get_next+0x130/0x130
[   65.660158][  T601]  css_populate_dir+0x17a/0x400
[   65.664979][  T601]  cgroup_apply_control_enable+0x3a7/0xd60
[   65.670848][  T601]  cgroup_subtree_control_write+0x6d9/0xad0
[   65.676804][  T601]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   65.682982][  T601]  ? __schedule+0x6ec/0x1910
[   65.687742][  T601]  cgroup_file_write+0x193/0x740
[   65.692805][  T601]  ? __kasan_check_write+0x14/0x20
[   65.698058][  T601]  ? cgroup_file_poll+0xd0/0xd0
[   65.702913][  T601]  ? __mutex_lock_slowpath+0x10/0x10
[   65.708187][  T601]  ? cgroup_file_poll+0xd0/0xd0
[   65.713275][  T601]  kernfs_fop_write_iter+0x2e4/0x460
[   65.718555][  T601]  new_sync_write+0x358/0x6d0
[   65.723234][  T601]  ? ww_mutex_lock+0x1b0/0x1b0
[   65.727983][  T601]  ? new_sync_read+0x6d0/0x6d0
[   65.732725][  T601]  ? fsnotify+0x1110/0x1110
[   65.737305][  T601]  ? rw_verify_area+0xc3/0x2b0
[   65.742054][  T601]  ? __fget_light.part.0+0x19d/0x330
[   65.747488][  T601]  vfs_write+0x4f5/0x750
[   65.751717][  T601]  ksys_write+0x111/0x210
[   65.756117][  T601]  ? __ia32_sys_read+0xa0/0xa0
[   65.760969][  T601]  ? debug_smp_processor_id+0x17/0x20
[   65.766456][  T601]  ? fpregs_assert_state_consistent+0x49/0xb0
[   65.772605][  T601]  __x64_sys_write+0x6e/0xb0
[   65.777308][  T601]  ? syscall_exit_to_user_mode+0x27/0x160
[   65.783260][  T601]  do_syscall_64+0x32/0x80
[   65.788830][  T601]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   65.794793][  T601] RIP: 0033:0x7fb841a360e9
[   65.799282][  T601] 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
[   65.819122][  T601] RSP: 002b:00007fb84198b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   65.827505][  T601] RAX: ffffffffffffffda RBX: 00007fb841b49030 RCX: 00007fb841a360e9
[   65.835706][  T601] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   65.843664][  T601] RBP: 00007fb84198b1d0 R08: 0000000000000000 R09: 0000000000000000
[   65.851692][  T601] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   65.859638][  T601] R13: 00007ffdd2c6dfbf R14: 00007fb84198b300 R15: 0000000000022000
[   65.867898][  T601] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   65.915639][  T618] FAULT_INJECTION: forcing a failure.
[   65.915639][  T618] name failslab, interval 1, probability 0, space 0, times 0
[   65.928645][  T618] CPU: 0 PID: 618 Comm: syz-executor.4 Tainted: G        W         5.10.117-syzkaller #0
[   65.938642][  T618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   65.949000][  T618] Call Trace:
[   65.952268][  T618]  dump_stack_lvl+0x81/0xac
[   65.956851][  T618]  dump_stack+0x10/0x12
[   65.960993][  T618]  should_fail.cold+0x5/0xa
[   65.965469][  T618]  ? cgroup_exit_cftypes+0x150/0x150
[   65.970733][  T618]  ? percpu_ref_init+0xb6/0x300
[   65.975819][  T618]  __should_failslab+0xb6/0x100
[   65.980644][  T618]  should_failslab+0x9/0x20
[   65.985128][  T618]  kmem_cache_alloc_trace+0x2d/0x520
[   65.990379][  T618]  ? cgroup_exit_cftypes+0x150/0x150
[   65.995637][  T618]  percpu_ref_init+0xb6/0x300
[   66.000278][  T618]  cgroup_apply_control_enable+0x464/0xd60
[   66.006076][  T618]  cgroup_subtree_control_write+0x6d9/0xad0
[   66.011934][  T618]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   66.017975][  T618]  ? __schedule+0x6ec/0x1910
[   66.022705][  T618]  cgroup_file_write+0x193/0x740
[   66.027623][  T618]  ? __kasan_check_write+0x14/0x20
[   66.032716][  T618]  ? cgroup_file_poll+0xd0/0xd0
[   66.037540][  T618]  ? __mutex_lock_slowpath+0x10/0x10
[   66.042803][  T618]  ? cgroup_file_poll+0xd0/0xd0
[   66.047656][  T618]  kernfs_fop_write_iter+0x2e4/0x460
[   66.052999][  T618]  new_sync_write+0x358/0x6d0
[   66.057739][  T618]  ? ww_mutex_lock+0x1b0/0x1b0
[   66.062485][  T618]  ? new_sync_read+0x6d0/0x6d0
[   66.067217][  T618]  ? fsnotify+0x1110/0x1110
[   66.071775][  T618]  ? rw_verify_area+0xc3/0x2b0
[   66.076510][  T618]  ? __fget_light.part.0+0x19d/0x330
[   66.081849][  T618]  vfs_write+0x4f5/0x750
[   66.086249][  T618]  ksys_write+0x111/0x210
[   66.090543][  T618]  ? __ia32_sys_read+0xa0/0xa0
[   66.095290][  T618]  ? debug_smp_processor_id+0x17/0x20
[   66.100648][  T618]  ? fpregs_assert_state_consistent+0x49/0xb0
[   66.106711][  T618]  __x64_sys_write+0x6e/0xb0
[   66.111267][  T618]  ? syscall_exit_to_user_mode+0x27/0x160
[   66.116971][  T618]  do_syscall_64+0x32/0x80
[   66.121548][  T618]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   66.127407][  T618] RIP: 0033:0x7f2a719c50e9
[   66.131795][  T618] 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
[   66.151378][  T618] RSP: 002b:00007f2a7191a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   66.159757][  T618] RAX: ffffffffffffffda RBX: 00007f2a71ad8030 RCX: 00007f2a719c50e9
[   66.168304][  T618] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   66.176243][  T618] RBP: 00007f2a7191a1d0 R08: 0000000000000000 R09: 0000000000000000
[   66.184198][  T618] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   66.192154][  T618] R13: 00007ffca6c110df R14: 00007f2a7191a300 R15: 0000000000022000
[   66.225906][  T629] FAULT_INJECTION: forcing a failure.
[   66.225906][  T629] name failslab, interval 1, probability 0, space 0, times 0
[   66.238564][  T629] CPU: 0 PID: 629 Comm: syz-executor.4 Tainted: G        W         5.10.117-syzkaller #0
[   66.248336][  T629] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   66.258552][  T629] Call Trace:
[   66.261985][  T629]  dump_stack_lvl+0x81/0xac
[   66.266584][  T629]  dump_stack+0x10/0x12
[   66.270915][  T629]  should_fail.cold+0x5/0xa
[   66.275394][  T629]  __should_failslab+0xb6/0x100
[   66.280221][  T629]  should_failslab+0x9/0x20
[   66.284704][  T629]  __kmalloc_track_caller+0x63/0x380
[   66.289955][  T629]  ? __kernfs_new_node+0xaa/0x640
[   66.295048][  T629]  kstrdup_const+0x45/0x70
[   66.299629][  T629]  __kernfs_new_node+0xaa/0x640
[   66.304462][  T629]  ? kernfs_dop_revalidate+0x370/0x370
[   66.309906][  T629]  ? __this_cpu_preempt_check+0x13/0x20
[   66.315425][  T629]  ? snprintf+0x9e/0xd0
[   66.319582][  T629]  ? vsprintf+0x20/0x20
[   66.323716][  T629]  ? kernfs_fop_write_iter+0x2e4/0x460
[   66.329151][  T629]  ? __x64_sys_write+0x6e/0xb0
[   66.334064][  T629]  kernfs_new_node+0x79/0x110
[   66.338734][  T629]  ? __kasan_check_write+0x14/0x20
[   66.343817][  T629]  __kernfs_create_file+0x24/0x270
[   66.348896][  T629]  cgroup_addrm_files+0x2bd/0x810
[   66.353996][  T629]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   66.359165][  T629]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   66.364717][  T629]  ? __radix_tree_replace+0xd0/0x250
[   66.370032][  T629]  ? idr_replace+0x138/0x150
[   66.374597][  T629]  ? idr_get_next+0x130/0x130
[   66.379269][  T629]  css_populate_dir+0x17a/0x400
[   66.384537][  T629]  cgroup_apply_control_enable+0x3a7/0xd60
[   66.390402][  T629]  cgroup_subtree_control_write+0x6d9/0xad0
[   66.396261][  T629]  ? __mod_memcg_state.part.0+0xb2/0x270
[   66.402135][  T629]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   66.408201][  T629]  cgroup_file_write+0x193/0x740
[   66.413126][  T629]  ? __kasan_check_write+0x14/0x20
[   66.418223][  T629]  ? cgroup_file_poll+0xd0/0xd0
[   66.423048][  T629]  ? __mutex_lock_slowpath+0x10/0x10
[   66.428340][  T629]  ? cgroup_file_poll+0xd0/0xd0
[   66.433172][  T629]  kernfs_fop_write_iter+0x2e4/0x460
[   66.438435][  T629]  new_sync_write+0x358/0x6d0
[   66.443090][  T629]  ? new_sync_read+0x6d0/0x6d0
[   66.447824][  T629]  ? fsnotify+0x1110/0x1110
[   66.452302][  T629]  ? rw_verify_area+0xc3/0x2b0
[   66.457130][  T629]  ? __fget_light.part.0+0x19d/0x330
[   66.462395][  T629]  vfs_write+0x4f5/0x750
[   66.466628][  T629]  ksys_write+0x111/0x210
[   66.470941][  T629]  ? __ia32_sys_read+0xa0/0xa0
[   66.475693][  T629]  ? debug_smp_processor_id+0x17/0x20
[   66.481061][  T629]  ? fpregs_assert_state_consistent+0x49/0xb0
[   66.487263][  T629]  __x64_sys_write+0x6e/0xb0
[   66.493549][  T629]  ? syscall_exit_to_user_mode+0x27/0x160
[   66.499269][  T629]  do_syscall_64+0x32/0x80
[   66.504034][  T629]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   66.510217][  T629] RIP: 0033:0x7f2a719c50e9
[   66.514685][  T629] 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
[   66.534531][  T629] RSP: 002b:00007f2a7193b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   66.543056][  T629] RAX: ffffffffffffffda RBX: 00007f2a71ad7f60 RCX: 00007f2a719c50e9
[   66.551278][  T629] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   66.559351][  T629] RBP: 00007f2a7193b1d0 R08: 0000000000000000 R09: 0000000000000000
[   66.567448][  T629] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   66.575948][  T629] R13: 00007ffca6c110df R14: 00007f2a7193b300 R15: 0000000000022000
[   66.584446][  T629] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   66.615544][  T624] FAULT_INJECTION: forcing a failure.
[   66.615544][  T624] name failslab, interval 1, probability 0, space 0, times 0
[   66.628571][  T624] CPU: 1 PID: 624 Comm: syz-executor.3 Tainted: G        W         5.10.117-syzkaller #0
[   66.638838][  T624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   66.649221][  T624] Call Trace:
[   66.652492][  T624]  dump_stack_lvl+0x81/0xac
[   66.657050][  T624]  dump_stack+0x10/0x12
[   66.661256][  T624]  should_fail.cold+0x5/0xa
[   66.665839][  T624]  __should_failslab+0xb6/0x100
[   66.670749][  T624]  should_failslab+0x9/0x20
[   66.675291][  T624]  __kmalloc_track_caller+0x63/0x380
[   66.680555][  T624]  ? __kernfs_new_node+0xaa/0x640
[   66.685557][  T624]  kstrdup_const+0x45/0x70
[   66.690012][  T624]  __kernfs_new_node+0xaa/0x640
[   66.694846][  T624]  ? kernfs_dop_revalidate+0x370/0x370
[   66.700370][  T624]  ? snprintf+0x9e/0xd0
[   66.704508][  T624]  ? vsprintf+0x20/0x20
[   66.708647][  T624]  ? kernfs_fop_write_iter+0x2e4/0x460
[   66.714091][  T624]  ? __x64_sys_write+0x6e/0xb0
[   66.718831][  T624]  kernfs_new_node+0x79/0x110
[   66.723495][  T624]  ? __kasan_check_write+0x14/0x20
[   66.728574][  T624]  __kernfs_create_file+0x24/0x270
[   66.733739][  T624]  cgroup_addrm_files+0x2bd/0x810
[   66.738818][  T624]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   66.744153][  T624]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   66.749489][  T624]  ? __radix_tree_replace+0xd0/0x250
[   66.754841][  T624]  ? idr_replace+0x138/0x150
[   66.759410][  T624]  ? idr_get_next+0x130/0x130
[   66.764315][  T624]  css_populate_dir+0x17a/0x400
[   66.769155][  T624]  cgroup_apply_control_enable+0x3a7/0xd60
[   66.775394][  T624]  cgroup_subtree_control_write+0x6d9/0xad0
[   66.781526][  T624]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   66.787947][  T624]  ? __schedule+0x6ec/0x1910
[   66.792592][  T624]  cgroup_file_write+0x193/0x740
[   66.797497][  T624]  ? __kasan_check_write+0x14/0x20
[   66.802792][  T624]  ? cgroup_file_poll+0xd0/0xd0
[   66.807618][  T624]  ? __mutex_lock_slowpath+0x10/0x10
[   66.813096][  T624]  ? cgroup_file_poll+0xd0/0xd0
[   66.818023][  T624]  kernfs_fop_write_iter+0x2e4/0x460
[   66.823470][  T624]  new_sync_write+0x358/0x6d0
[   66.828217][  T624]  ? ww_mutex_lock+0x1b0/0x1b0
[   66.832962][  T624]  ? new_sync_read+0x6d0/0x6d0
[   66.837703][  T624]  ? fsnotify+0x1110/0x1110
[   66.842175][  T624]  ? rw_verify_area+0xc3/0x2b0
[   66.846904][  T624]  ? __fget_light.part.0+0x19d/0x330
[   66.852246][  T624]  vfs_write+0x4f5/0x750
[   66.856540][  T624]  ksys_write+0x111/0x210
[   66.860923][  T624]  ? __ia32_sys_read+0xa0/0xa0
[   66.865743][  T624]  ? debug_smp_processor_id+0x17/0x20
[   66.871198][  T624]  ? fpregs_assert_state_consistent+0x49/0xb0
[   66.877230][  T624]  __x64_sys_write+0x6e/0xb0
[   66.881873][  T624]  ? syscall_exit_to_user_mode+0x27/0x160
[   66.887583][  T624]  do_syscall_64+0x32/0x80
[   66.891964][  T624]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   66.897923][  T624] RIP: 0033:0x7faae37c10e9
[   66.902308][  T624] 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
[   66.922139][  T624] RSP: 002b:00007faae3716168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   66.930522][  T624] RAX: ffffffffffffffda RBX: 00007faae38d4030 RCX: 00007faae37c10e9
[   66.938725][  T624] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   66.946943][  T624] RBP: 00007faae37161d0 R08: 0000000000000000 R09: 0000000000000000
[   66.954971][  T624] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   66.963087][  T624] R13: 00007ffc4c31006f R14: 00007faae3716300 R15: 0000000000022000
[   66.973939][  T624] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   67.015605][  T627] FAULT_INJECTION: forcing a failure.
[   67.015605][  T627] name failslab, interval 1, probability 0, space 0, times 0
[   67.028492][  T627] CPU: 1 PID: 627 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[   67.038455][  T627] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   67.048947][  T627] Call Trace:
[   67.052217][  T627]  dump_stack_lvl+0x81/0xac
[   67.056873][  T627]  dump_stack+0x10/0x12
[   67.061179][  T627]  should_fail.cold+0x5/0xa
[   67.065692][  T627]  __should_failslab+0xb6/0x100
[   67.070515][  T627]  should_failslab+0x9/0x20
[   67.074991][  T627]  __kmalloc_track_caller+0x63/0x380
[   67.080352][  T627]  ? __kernfs_new_node+0xaa/0x640
[   67.085365][  T627]  kstrdup_const+0x45/0x70
[   67.089987][  T627]  __kernfs_new_node+0xaa/0x640
[   67.094838][  T627]  ? kernfs_dop_revalidate+0x370/0x370
[   67.100277][  T627]  ? snprintf+0x9e/0xd0
[   67.104412][  T627]  ? vsprintf+0x20/0x20
[   67.108630][  T627]  ? kernfs_fop_write_iter+0x2e4/0x460
[   67.114073][  T627]  ? __x64_sys_write+0x6e/0xb0
[   67.118822][  T627]  kernfs_new_node+0x79/0x110
[   67.123581][  T627]  ? __kasan_check_write+0x14/0x20
[   67.128940][  T627]  __kernfs_create_file+0x24/0x270
[   67.134292][  T627]  cgroup_addrm_files+0x2bd/0x810
[   67.139374][  T627]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   67.144550][  T627]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   67.149980][  T627]  ? __radix_tree_replace+0xd0/0x250
[   67.155234][  T627]  ? idr_replace+0x138/0x150
[   67.159968][  T627]  ? idr_get_next+0x130/0x130
[   67.164806][  T627]  css_populate_dir+0x17a/0x400
[   67.169711][  T627]  cgroup_apply_control_enable+0x3a7/0xd60
[   67.175766][  T627]  cgroup_subtree_control_write+0x6d9/0xad0
[   67.181628][  T627]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   67.187663][  T627]  ? __schedule+0x6ec/0x1910
[   67.192223][  T627]  cgroup_file_write+0x193/0x740
[   67.197141][  T627]  ? __kasan_check_write+0x14/0x20
[   67.202234][  T627]  ? cgroup_file_poll+0xd0/0xd0
[   67.207064][  T627]  ? __mutex_lock_slowpath+0x10/0x10
[   67.212322][  T627]  ? cgroup_file_poll+0xd0/0xd0
[   67.217150][  T627]  kernfs_fop_write_iter+0x2e4/0x460
[   67.222442][  T627]  new_sync_write+0x358/0x6d0
[   67.227200][  T627]  ? ww_mutex_lock+0x1b0/0x1b0
[   67.231965][  T627]  ? new_sync_read+0x6d0/0x6d0
[   67.236753][  T627]  ? fsnotify+0x1110/0x1110
[   67.241299][  T627]  ? rw_verify_area+0xc3/0x2b0
[   67.246042][  T627]  ? __fget_light.part.0+0x19d/0x330
[   67.251304][  T627]  vfs_write+0x4f5/0x750
[   67.255544][  T627]  ksys_write+0x111/0x210
[   67.259864][  T627]  ? __ia32_sys_read+0xa0/0xa0
[   67.264603][  T627]  ? debug_smp_processor_id+0x17/0x20
[   67.269965][  T627]  ? fpregs_assert_state_consistent+0x49/0xb0
[   67.276266][  T627]  __x64_sys_write+0x6e/0xb0
[   67.281041][  T627]  ? syscall_exit_to_user_mode+0x27/0x160
[   67.286845][  T627]  do_syscall_64+0x32/0x80
[   67.291332][  T627]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   67.297212][  T627] RIP: 0033:0x7fb841a360e9
[   67.301861][  T627] 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
[   67.321936][  T627] RSP: 002b:00007fb84198b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   67.330328][  T627] RAX: ffffffffffffffda RBX: 00007fb841b49030 RCX: 00007fb841a360e9
[   67.338296][  T627] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   67.346422][  T627] RBP: 00007fb84198b1d0 R08: 0000000000000000 R09: 0000000000000000
[   67.354562][  T627] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   67.362505][  T627] R13: 00007ffdd2c6dfbf R14: 00007fb84198b300 R15: 0000000000022000
[   67.371002][  T627] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   67.415717][  T635] FAULT_INJECTION: forcing a failure.
[   67.415717][  T635] name failslab, interval 1, probability 0, space 0, times 0
[   67.428475][  T635] CPU: 0 PID: 635 Comm: syz-executor.3 Tainted: G        W         5.10.117-syzkaller #0
[   67.438269][  T635] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   67.448475][  T635] Call Trace:
[   67.451760][  T635]  dump_stack_lvl+0x81/0xac
[   67.456338][  T635]  dump_stack+0x10/0x12
[   67.460473][  T635]  should_fail.cold+0x5/0xa
[   67.464946][  T635]  ? cgroup_exit_cftypes+0x150/0x150
[   67.470204][  T635]  ? percpu_ref_init+0xb6/0x300
[   67.475052][  T635]  __should_failslab+0xb6/0x100
[   67.479892][  T635]  should_failslab+0x9/0x20
[   67.484372][  T635]  kmem_cache_alloc_trace+0x2d/0x520
[   67.489727][  T635]  ? cgroup_exit_cftypes+0x150/0x150
[   67.495037][  T635]  percpu_ref_init+0xb6/0x300
[   67.500209][  T635]  cgroup_apply_control_enable+0x464/0xd60
[   67.505984][  T635]  cgroup_subtree_control_write+0x6d9/0xad0
[   67.512048][  T635]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   67.518086][  T635]  ? __schedule+0x6ec/0x1910
[   67.522655][  T635]  cgroup_file_write+0x193/0x740
[   67.527752][  T635]  ? __kasan_check_write+0x14/0x20
[   67.532992][  T635]  ? cgroup_file_poll+0xd0/0xd0
[   67.537949][  T635]  ? __mutex_lock_slowpath+0x10/0x10
[   67.543296][  T635]  ? cgroup_file_poll+0xd0/0xd0
[   67.548314][  T635]  kernfs_fop_write_iter+0x2e4/0x460
[   67.553571][  T635]  new_sync_write+0x358/0x6d0
[   67.558484][  T635]  ? ww_mutex_lock+0x1b0/0x1b0
[   67.563219][  T635]  ? new_sync_read+0x6d0/0x6d0
[   67.567949][  T635]  ? fsnotify+0x1110/0x1110
[   67.572421][  T635]  ? rw_verify_area+0xc3/0x2b0
[   67.577149][  T635]  ? __fget_light.part.0+0x19d/0x330
[   67.582397][  T635]  vfs_write+0x4f5/0x750
[   67.586607][  T635]  ksys_write+0x111/0x210
[   67.590900][  T635]  ? __ia32_sys_read+0xa0/0xa0
[   67.595653][  T635]  ? debug_smp_processor_id+0x17/0x20
[   67.601100][  T635]  ? fpregs_assert_state_consistent+0x49/0xb0
[   67.607340][  T635]  __x64_sys_write+0x6e/0xb0
[   67.613831][  T635]  ? syscall_exit_to_user_mode+0x27/0x160
[   67.619734][  T635]  do_syscall_64+0x32/0x80
[   67.624448][  T635]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   67.630504][  T635] RIP: 0033:0x7faae37c10e9
[   67.635245][  T635] 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
[   67.655206][  T635] RSP: 002b:00007faae3716168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   67.663868][  T635] RAX: ffffffffffffffda RBX: 00007faae38d4030 RCX: 00007faae37c10e9
[   67.672339][  T635] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   67.680990][  T635] RBP: 00007faae37161d0 R08: 0000000000000000 R09: 0000000000000000
[   67.689568][  T635] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   67.697682][  T635] R13: 00007ffc4c31006f R14: 00007faae3716300 R15: 0000000000022000
[   67.745643][  T612] FAULT_INJECTION: forcing a failure.
[   67.745643][  T612] name failslab, interval 1, probability 0, space 0, times 0
[   67.759165][  T612] CPU: 0 PID: 612 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[   67.770632][  T612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   67.781143][  T612] Call Trace:
[   67.784839][  T612]  dump_stack_lvl+0x81/0xac
[   67.789327][  T612]  dump_stack+0x10/0x12
[   67.793462][  T612]  should_fail.cold+0x5/0xa
[   67.798036][  T612]  ? cgroup_exit_cftypes+0x150/0x150
[   67.803342][  T612]  ? percpu_ref_init+0xb6/0x300
[   67.808227][  T612]  __should_failslab+0xb6/0x100
[   67.813321][  T612]  should_failslab+0x9/0x20
[   67.817802][  T612]  kmem_cache_alloc_trace+0x2d/0x520
[   67.823170][  T612]  ? cgroup_exit_cftypes+0x150/0x150
[   67.828539][  T612]  percpu_ref_init+0xb6/0x300
[   67.833617][  T612]  cgroup_apply_control_enable+0x464/0xd60
[   67.839504][  T612]  cgroup_subtree_control_write+0x6d9/0xad0
[   67.845565][  T612]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   67.851617][  T612]  ? __schedule+0x6ec/0x1910
[   67.856345][  T612]  cgroup_file_write+0x193/0x740
[   67.861441][  T612]  ? __kasan_check_write+0x14/0x20
[   67.866540][  T612]  ? cgroup_file_poll+0xd0/0xd0
[   67.871914][  T612]  ? __mutex_lock_slowpath+0x10/0x10
[   67.877178][  T612]  ? cgroup_file_poll+0xd0/0xd0
[   67.882392][  T612]  kernfs_fop_write_iter+0x2e4/0x460
[   67.888082][  T612]  new_sync_write+0x358/0x6d0
[   67.892735][  T612]  ? ww_mutex_lock+0x1b0/0x1b0
[   67.897471][  T612]  ? new_sync_read+0x6d0/0x6d0
[   67.902587][  T612]  ? fsnotify+0x1110/0x1110
[   67.907160][  T612]  ? rw_verify_area+0xc3/0x2b0
[   67.912352][  T612]  ? __fget_light.part.0+0x19d/0x330
[   67.917696][  T612]  vfs_write+0x4f5/0x750
[   67.922106][  T612]  ksys_write+0x111/0x210
[   67.926425][  T612]  ? __ia32_sys_read+0xa0/0xa0
[   67.931428][  T612]  ? debug_smp_processor_id+0x17/0x20
[   67.936973][  T612]  ? fpregs_assert_state_consistent+0x49/0xb0
[   67.943820][  T612]  __x64_sys_write+0x6e/0xb0
[   67.949436][  T612]  ? syscall_exit_to_user_mode+0x27/0x160
[   67.955668][  T612]  do_syscall_64+0x32/0x80
[   67.960080][  T612]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   67.966429][  T612] RIP: 0033:0x7f7124af40e9
[   67.970833][  T612] 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
2022/06/09 07:28:50 executed programs: 75
[   67.990677][  T612] RSP: 002b:00007f7124a49168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   67.999234][  T612] RAX: ffffffffffffffda RBX: 00007f7124c07030 RCX: 00007f7124af40e9
[   68.007411][  T612] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   68.015449][  T612] RBP: 00007f7124a491d0 R08: 0000000000000000 R09: 0000000000000000
[   68.023482][  T612] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   68.031515][  T612] R13: 00007ffeae140eaf R14: 00007f7124a49300 R15: 0000000000022000
[   68.105527][  T621] FAULT_INJECTION: forcing a failure.
[   68.105527][  T621] name failslab, interval 1, probability 0, space 0, times 0
[   68.118389][  T621] CPU: 0 PID: 621 Comm: syz-executor.5 Tainted: G        W         5.10.117-syzkaller #0
[   68.128300][  T621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   68.138336][  T621] Call Trace:
[   68.141603][  T621]  dump_stack_lvl+0x81/0xac
[   68.146086][  T621]  dump_stack+0x10/0x12
[   68.150390][  T621]  should_fail.cold+0x5/0xa
[   68.154869][  T621]  ? pids_css_alloc+0x3c/0x130
[   68.159601][  T621]  __should_failslab+0xb6/0x100
[   68.164684][  T621]  should_failslab+0x9/0x20
[   68.169432][  T621]  kmem_cache_alloc_trace+0x2d/0x520
[   68.174938][  T621]  pids_css_alloc+0x3c/0x130
[   68.179524][  T621]  cgroup_apply_control_enable+0x410/0xd60
[   68.185393][  T621]  cgroup_subtree_control_write+0x6d9/0xad0
[   68.191521][  T621]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   68.197766][  T621]  ? __schedule+0x6ec/0x1910
[   68.202428][  T621]  cgroup_file_write+0x193/0x740
[   68.207453][  T621]  ? __kasan_check_write+0x14/0x20
[   68.212810][  T621]  ? cgroup_file_poll+0xd0/0xd0
[   68.217642][  T621]  ? __mutex_lock_slowpath+0x10/0x10
[   68.222993][  T621]  ? cgroup_file_poll+0xd0/0xd0
[   68.227926][  T621]  kernfs_fop_write_iter+0x2e4/0x460
[   68.233210][  T621]  new_sync_write+0x358/0x6d0
[   68.237856][  T621]  ? ww_mutex_lock+0x1b0/0x1b0
[   68.242586][  T621]  ? new_sync_read+0x6d0/0x6d0
[   68.247320][  T621]  ? fsnotify+0x1110/0x1110
[   68.251790][  T621]  ? rw_verify_area+0xc3/0x2b0
[   68.256608][  T621]  ? __fget_light.part.0+0x19d/0x330
[   68.261859][  T621]  vfs_write+0x4f5/0x750
[   68.266087][  T621]  ksys_write+0x111/0x210
[   68.270393][  T621]  ? __ia32_sys_read+0xa0/0xa0
[   68.275135][  T621]  ? debug_smp_processor_id+0x17/0x20
[   68.280480][  T621]  ? fpregs_assert_state_consistent+0x49/0xb0
[   68.286603][  T621]  __x64_sys_write+0x6e/0xb0
[   68.291347][  T621]  ? syscall_exit_to_user_mode+0x27/0x160
[   68.297046][  T621]  do_syscall_64+0x32/0x80
[   68.301498][  T621]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   68.307525][  T621] RIP: 0033:0x7f9ceba820e9
[   68.311916][  T621] 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
[   68.331495][  T621] RSP: 002b:00007f9ceb9d7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   68.339875][  T621] RAX: ffffffffffffffda RBX: 00007f9cebb95030 RCX: 00007f9ceba820e9
[   68.348433][  T621] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   68.356392][  T621] RBP: 00007f9ceb9d71d0 R08: 0000000000000000 R09: 0000000000000000
[   68.364330][  T621] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   68.372279][  T621] R13: 00007ffe138f92df R14: 00007f9ceb9d7300 R15: 0000000000022000
[   68.405526][  T632] FAULT_INJECTION: forcing a failure.
[   68.405526][  T632] name failslab, interval 1, probability 0, space 0, times 0
[   68.418369][  T632] CPU: 1 PID: 632 Comm: syz-executor.4 Tainted: G        W         5.10.117-syzkaller #0
[   68.428435][  T632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   68.439947][  T632] Call Trace:
[   68.443211][  T632]  dump_stack_lvl+0x81/0xac
[   68.447691][  T632]  dump_stack+0x10/0x12
[   68.451821][  T632]  should_fail.cold+0x5/0xa
[   68.456315][  T632]  ? cgroup_exit_cftypes+0x150/0x150
[   68.461584][  T632]  ? percpu_ref_init+0xb6/0x300
[   68.466411][  T632]  __should_failslab+0xb6/0x100
[   68.471230][  T632]  should_failslab+0x9/0x20
[   68.475715][  T632]  kmem_cache_alloc_trace+0x2d/0x520
[   68.480968][  T632]  ? cgroup_exit_cftypes+0x150/0x150
[   68.486234][  T632]  percpu_ref_init+0xb6/0x300
[   68.491069][  T632]  cgroup_apply_control_enable+0x464/0xd60
[   68.496935][  T632]  cgroup_subtree_control_write+0x6d9/0xad0
[   68.502809][  T632]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   68.508851][  T632]  ? __schedule+0x6ec/0x1910
[   68.513673][  T632]  cgroup_file_write+0x193/0x740
[   68.518604][  T632]  ? __kasan_check_write+0x14/0x20
[   68.523779][  T632]  ? cgroup_file_poll+0xd0/0xd0
[   68.528748][  T632]  ? __mutex_lock_slowpath+0x10/0x10
[   68.534299][  T632]  ? cgroup_file_poll+0xd0/0xd0
[   68.539263][  T632]  kernfs_fop_write_iter+0x2e4/0x460
[   68.544716][  T632]  new_sync_write+0x358/0x6d0
[   68.549842][  T632]  ? ww_mutex_lock+0x1b0/0x1b0
[   68.554676][  T632]  ? new_sync_read+0x6d0/0x6d0
[   68.559596][  T632]  ? fsnotify+0x1110/0x1110
[   68.565810][  T632]  ? rw_verify_area+0xc3/0x2b0
[   68.570547][  T632]  ? __fget_light.part.0+0x19d/0x330
[   68.575822][  T632]  vfs_write+0x4f5/0x750
[   68.580129][  T632]  ksys_write+0x111/0x210
[   68.584429][  T632]  ? __ia32_sys_read+0xa0/0xa0
[   68.589259][  T632]  ? debug_smp_processor_id+0x17/0x20
[   68.594723][  T632]  ? fpregs_assert_state_consistent+0x49/0xb0
[   68.600757][  T632]  __x64_sys_write+0x6e/0xb0
[   68.605315][  T632]  ? syscall_exit_to_user_mode+0x27/0x160
[   68.611863][  T632]  do_syscall_64+0x32/0x80
[   68.616357][  T632]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   68.622312][  T632] RIP: 0033:0x7f2a719c50e9
[   68.626861][  T632] 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
[   68.646703][  T632] RSP: 002b:00007f2a7191a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   68.655143][  T632] RAX: ffffffffffffffda RBX: 00007f2a71ad8030 RCX: 00007f2a719c50e9
[   68.663171][  T632] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   68.671294][  T632] RBP: 00007f2a7191a1d0 R08: 0000000000000000 R09: 0000000000000000
[   68.679433][  T632] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   68.687378][  T632] R13: 00007ffca6c110df R14: 00007f2a7191a300 R15: 0000000000022000
[   68.725556][  T640] FAULT_INJECTION: forcing a failure.
[   68.725556][  T640] name failslab, interval 1, probability 0, space 0, times 0
[   68.738285][  T640] CPU: 0 PID: 640 Comm: syz-executor.3 Tainted: G        W         5.10.117-syzkaller #0
[   68.748056][  T640] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   68.758082][  T640] Call Trace:
[   68.761344][  T640]  dump_stack_lvl+0x81/0xac
[   68.765905][  T640]  dump_stack+0x10/0x12
[   68.770027][  T640]  should_fail.cold+0x5/0xa
[   68.774495][  T640]  ? cgroup_exit_cftypes+0x150/0x150
[   68.779761][  T640]  ? percpu_ref_init+0xb6/0x300
[   68.784578][  T640]  __should_failslab+0xb6/0x100
[   68.789406][  T640]  should_failslab+0x9/0x20
[   68.793884][  T640]  kmem_cache_alloc_trace+0x2d/0x520
[   68.799153][  T640]  ? cgroup_exit_cftypes+0x150/0x150
[   68.804579][  T640]  percpu_ref_init+0xb6/0x300
[   68.809231][  T640]  cgroup_apply_control_enable+0x464/0xd60
[   68.815092][  T640]  cgroup_subtree_control_write+0x6d9/0xad0
[   68.820952][  T640]  ? __mod_memcg_state.part.0+0xb2/0x270
[   68.826551][  T640]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   68.832579][  T640]  cgroup_file_write+0x193/0x740
[   68.837484][  T640]  ? __kasan_check_write+0x14/0x20
[   68.842558][  T640]  ? cgroup_file_poll+0xd0/0xd0
[   68.847373][  T640]  ? __mutex_lock_slowpath+0x10/0x10
[   68.852627][  T640]  ? cgroup_file_poll+0xd0/0xd0
[   68.857444][  T640]  kernfs_fop_write_iter+0x2e4/0x460
[   68.862697][  T640]  new_sync_write+0x358/0x6d0
[   68.867337][  T640]  ? new_sync_read+0x6d0/0x6d0
[   68.872065][  T640]  ? fsnotify+0x1110/0x1110
[   68.876536][  T640]  ? rw_verify_area+0xc3/0x2b0
[   68.881261][  T640]  ? __fget_light.part.0+0x19d/0x330
[   68.886513][  T640]  vfs_write+0x4f5/0x750
[   68.890725][  T640]  ksys_write+0x111/0x210
[   68.895108][  T640]  ? __ia32_sys_read+0xa0/0xa0
[   68.899901][  T640]  ? debug_smp_processor_id+0x17/0x20
[   68.905344][  T640]  ? fpregs_assert_state_consistent+0x49/0xb0
[   68.911463][  T640]  __x64_sys_write+0x6e/0xb0
[   68.916033][  T640]  ? syscall_exit_to_user_mode+0x27/0x160
[   68.921719][  T640]  do_syscall_64+0x32/0x80
[   68.926207][  T640]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   68.932068][  T640] RIP: 0033:0x7faae37c10e9
[   68.936557][  T640] 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
[   68.956400][  T640] RSP: 002b:00007faae3737168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   68.965301][  T640] RAX: ffffffffffffffda RBX: 00007faae38d3f60 RCX: 00007faae37c10e9
[   68.973510][  T640] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   68.981456][  T640] RBP: 00007faae37371d0 R08: 0000000000000000 R09: 0000000000000000
[   68.989496][  T640] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   68.997526][  T640] R13: 00007ffc4c31006f R14: 00007faae3737300 R15: 0000000000022000
[   69.066210][  T611] FAULT_INJECTION: forcing a failure.
[   69.066210][  T611] name failslab, interval 1, probability 0, space 0, times 0
[   69.079133][  T611] CPU: 1 PID: 611 Comm: syz-executor.0 Tainted: G        W         5.10.117-syzkaller #0
[   69.089122][  T611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   69.099249][  T611] Call Trace:
[   69.102512][  T611]  dump_stack_lvl+0x81/0xac
[   69.107156][  T611]  dump_stack+0x10/0x12
[   69.111337][  T611]  should_fail.cold+0x5/0xa
[   69.115814][  T611]  __should_failslab+0xb6/0x100
[   69.120898][  T611]  should_failslab+0x9/0x20
[   69.125369][  T611]  __kmalloc_track_caller+0x63/0x380
[   69.130892][  T611]  ? __kernfs_new_node+0xaa/0x640
[   69.135976][  T611]  kstrdup_const+0x45/0x70
[   69.140359][  T611]  __kernfs_new_node+0xaa/0x640
[   69.145177][  T611]  ? kernfs_dop_revalidate+0x370/0x370
[   69.150620][  T611]  ? snprintf+0x9e/0xd0
[   69.154852][  T611]  ? vsprintf+0x20/0x20
[   69.158982][  T611]  ? kernfs_fop_write_iter+0x2e4/0x460
[   69.164418][  T611]  ? __x64_sys_write+0x6e/0xb0
[   69.169153][  T611]  kernfs_new_node+0x79/0x110
[   69.173800][  T611]  ? __kasan_check_write+0x14/0x20
[   69.178875][  T611]  __kernfs_create_file+0x24/0x270
[   69.183963][  T611]  cgroup_addrm_files+0x2bd/0x810
[   69.188976][  T611]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   69.194139][  T611]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   69.199572][  T611]  ? __radix_tree_replace+0xd0/0x250
[   69.204818][  T611]  ? idr_replace+0x138/0x150
[   69.209377][  T611]  ? idr_get_next+0x130/0x130
[   69.214022][  T611]  css_populate_dir+0x17a/0x400
[   69.219387][  T611]  cgroup_apply_control_enable+0x3a7/0xd60
[   69.225357][  T611]  cgroup_subtree_control_write+0x6d9/0xad0
[   69.231225][  T611]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   69.237576][  T611]  ? __schedule+0x6ec/0x1910
[   69.242222][  T611]  cgroup_file_write+0x193/0x740
[   69.247226][  T611]  ? __kasan_check_write+0x14/0x20
[   69.252590][  T611]  ? cgroup_file_poll+0xd0/0xd0
[   69.257500][  T611]  ? __mutex_lock_slowpath+0x10/0x10
[   69.263986][  T611]  ? cgroup_file_poll+0xd0/0xd0
[   69.268860][  T611]  kernfs_fop_write_iter+0x2e4/0x460
[   69.274536][  T611]  new_sync_write+0x358/0x6d0
[   69.279195][  T611]  ? ww_mutex_lock+0x1b0/0x1b0
[   69.284022][  T611]  ? new_sync_read+0x6d0/0x6d0
[   69.288770][  T611]  ? fsnotify+0x1110/0x1110
[   69.293336][  T611]  ? rw_verify_area+0xc3/0x2b0
[   69.298072][  T611]  ? __fget_light.part.0+0x19d/0x330
[   69.303424][  T611]  vfs_write+0x4f5/0x750
[   69.307632][  T611]  ksys_write+0x111/0x210
[   69.312710][  T611]  ? __ia32_sys_read+0xa0/0xa0
[   69.317458][  T611]  ? debug_smp_processor_id+0x17/0x20
[   69.322981][  T611]  ? fpregs_assert_state_consistent+0x49/0xb0
[   69.329119][  T611]  __x64_sys_write+0x6e/0xb0
[   69.333790][  T611]  ? syscall_exit_to_user_mode+0x27/0x160
[   69.339757][  T611]  do_syscall_64+0x32/0x80
[   69.344167][  T611]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   69.350206][  T611] RIP: 0033:0x7f391e8210e9
[   69.354591][  T611] 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
[   69.374254][  T611] RSP: 002b:00007f391e776168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   69.382907][  T611] RAX: ffffffffffffffda RBX: 00007f391e934030 RCX: 00007f391e8210e9
[   69.391020][  T611] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   69.399145][  T611] RBP: 00007f391e7761d0 R08: 0000000000000000 R09: 0000000000000000
[   69.407104][  T611] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   69.415062][  T611] R13: 00007fffeff857af R14: 00007f391e776300 R15: 0000000000022000
[   69.425350][  T611] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   69.455720][  T650] FAULT_INJECTION: forcing a failure.
[   69.455720][  T650] name failslab, interval 1, probability 0, space 0, times 0
[   69.468496][  T650] CPU: 1 PID: 650 Comm: syz-executor.0 Tainted: G        W         5.10.117-syzkaller #0
[   69.478571][  T650] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   69.488602][  T650] Call Trace:
[   69.491959][  T650]  dump_stack_lvl+0x81/0xac
[   69.496439][  T650]  dump_stack+0x10/0x12
[   69.500565][  T650]  should_fail.cold+0x5/0xa
[   69.505263][  T650]  ? __kernfs_new_node+0xe5/0x640
[   69.510264][  T650]  __should_failslab+0xb6/0x100
[   69.515091][  T650]  should_failslab+0x9/0x20
[   69.519747][  T650]  kmem_cache_alloc+0x30/0x510
[   69.524495][  T650]  __kernfs_new_node+0xe5/0x640
[   69.529678][  T650]  ? kernfs_dop_revalidate+0x370/0x370
[   69.535216][  T650]  ? snprintf+0x9e/0xd0
[   69.539539][  T650]  ? vsprintf+0x20/0x20
[   69.543676][  T650]  kernfs_new_node+0x79/0x110
[   69.548357][  T650]  __kernfs_create_file+0x24/0x270
[   69.553443][  T650]  cgroup_addrm_files+0x2bd/0x810
[   69.558440][  T650]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   69.563620][  T650]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   69.568977][  T650]  ? __radix_tree_replace+0xd0/0x250
[   69.574234][  T650]  ? idr_replace+0x138/0x150
[   69.578797][  T650]  ? idr_get_next+0x130/0x130
[   69.583448][  T650]  css_populate_dir+0x17a/0x400
[   69.588270][  T650]  cgroup_apply_control_enable+0x3a7/0xd60
[   69.594045][  T650]  cgroup_subtree_control_write+0x6d9/0xad0
[   69.599904][  T650]  ? __mod_memcg_state.part.0+0xb2/0x270
[   69.605956][  T650]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   69.612019][  T650]  cgroup_file_write+0x193/0x740
[   69.617034][  T650]  ? __kasan_check_write+0x14/0x20
[   69.622303][  T650]  ? cgroup_file_poll+0xd0/0xd0
[   69.627303][  T650]  ? __mutex_lock_slowpath+0x10/0x10
[   69.632644][  T650]  ? cgroup_file_poll+0xd0/0xd0
[   69.637470][  T650]  kernfs_fop_write_iter+0x2e4/0x460
[   69.642927][  T650]  new_sync_write+0x358/0x6d0
[   69.647572][  T650]  ? new_sync_read+0x6d0/0x6d0
[   69.652405][  T650]  ? fsnotify+0x1110/0x1110
[   69.656879][  T650]  ? rw_verify_area+0xc3/0x2b0
[   69.662404][  T650]  ? __fget_light.part.0+0x19d/0x330
[   69.667657][  T650]  vfs_write+0x4f5/0x750
[   69.671870][  T650]  ksys_write+0x111/0x210
[   69.676191][  T650]  ? __ia32_sys_read+0xa0/0xa0
[   69.681184][  T650]  ? debug_smp_processor_id+0x17/0x20
[   69.686613][  T650]  ? fpregs_assert_state_consistent+0x49/0xb0
[   69.692822][  T650]  __x64_sys_write+0x6e/0xb0
[   69.697380][  T650]  ? syscall_exit_to_user_mode+0x27/0x160
[   69.703078][  T650]  do_syscall_64+0x32/0x80
[   69.707563][  T650]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   69.713425][  T650] RIP: 0033:0x7f391e8210e9
[   69.717819][  T650] 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
[   69.737651][  T650] RSP: 002b:00007f391e797168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   69.746030][  T650] RAX: ffffffffffffffda RBX: 00007f391e933f60 RCX: 00007f391e8210e9
[   69.754229][  T650] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   69.762375][  T650] RBP: 00007f391e7971d0 R08: 0000000000000000 R09: 0000000000000000
[   69.770337][  T650] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   69.778362][  T650] R13: 00007fffeff857af R14: 00007f391e797300 R15: 0000000000022000
[   69.788061][  T650] cgroup: cgroup_addrm_files: failed to add events, err=-12
[   69.835682][  T638] FAULT_INJECTION: forcing a failure.
[   69.835682][  T638] name failslab, interval 1, probability 0, space 0, times 0
[   69.848770][  T638] CPU: 1 PID: 638 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[   69.858830][  T638] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   69.868893][  T638] Call Trace:
[   69.872164][  T638]  dump_stack_lvl+0x81/0xac
[   69.876730][  T638]  dump_stack+0x10/0x12
[   69.880880][  T638]  should_fail.cold+0x5/0xa
[   69.885888][  T638]  __should_failslab+0xb6/0x100
[   69.890823][  T638]  should_failslab+0x9/0x20
[   69.895311][  T638]  __kmalloc_track_caller+0x63/0x380
[   69.900573][  T638]  ? __kernfs_new_node+0xaa/0x640
[   69.905574][  T638]  kstrdup_const+0x45/0x70
[   69.909973][  T638]  __kernfs_new_node+0xaa/0x640
[   69.915086][  T638]  ? kernfs_dop_revalidate+0x370/0x370
[   69.920745][  T638]  ? snprintf+0x9e/0xd0
[   69.924885][  T638]  ? vsprintf+0x20/0x20
[   69.929033][  T638]  ? kernfs_fop_write_iter+0x2e4/0x460
[   69.934476][  T638]  ? __x64_sys_write+0x6e/0xb0
[   69.939400][  T638]  kernfs_new_node+0x79/0x110
[   69.944247][  T638]  ? __kasan_check_write+0x14/0x20
[   69.949338][  T638]  __kernfs_create_file+0x24/0x270
[   69.954621][  T638]  cgroup_addrm_files+0x2bd/0x810
[   69.959640][  T638]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   69.965018][  T638]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   69.970484][  T638]  ? __radix_tree_replace+0xd0/0x250
[   69.975889][  T638]  ? idr_replace+0x138/0x150
[   69.980467][  T638]  ? idr_get_next+0x130/0x130
[   69.985117][  T638]  css_populate_dir+0x17a/0x400
[   69.990027][  T638]  cgroup_apply_control_enable+0x3a7/0xd60
[   69.995826][  T638]  cgroup_subtree_control_write+0x6d9/0xad0
[   70.001761][  T638]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   70.007807][  T638]  ? __schedule+0x6ec/0x1910
[   70.012377][  T638]  cgroup_file_write+0x193/0x740
[   70.017302][  T638]  ? __kasan_check_write+0x14/0x20
[   70.022578][  T638]  ? cgroup_file_poll+0xd0/0xd0
[   70.027408][  T638]  ? __mutex_lock_slowpath+0x10/0x10
[   70.032668][  T638]  ? cgroup_file_poll+0xd0/0xd0
[   70.037579][  T638]  kernfs_fop_write_iter+0x2e4/0x460
[   70.043016][  T638]  new_sync_write+0x358/0x6d0
[   70.048791][  T638]  ? ww_mutex_lock+0x1b0/0x1b0
[   70.053526][  T638]  ? new_sync_read+0x6d0/0x6d0
[   70.058372][  T638]  ? fsnotify+0x1110/0x1110
[   70.062864][  T638]  ? rw_verify_area+0xc3/0x2b0
[   70.067606][  T638]  ? __fget_light.part.0+0x19d/0x330
[   70.072952][  T638]  vfs_write+0x4f5/0x750
[   70.077255][  T638]  ksys_write+0x111/0x210
[   70.081590][  T638]  ? __ia32_sys_read+0xa0/0xa0
[   70.086456][  T638]  ? debug_smp_processor_id+0x17/0x20
[   70.091936][  T638]  ? fpregs_assert_state_consistent+0x49/0xb0
[   70.098245][  T638]  __x64_sys_write+0x6e/0xb0
[   70.103191][  T638]  ? syscall_exit_to_user_mode+0x27/0x160
[   70.109239][  T638]  do_syscall_64+0x32/0x80
[   70.113662][  T638]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   70.120137][  T638] RIP: 0033:0x7fb841a360e9
[   70.124615][  T638] 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
[   70.144568][  T638] RSP: 002b:00007fb84198b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   70.154486][  T638] RAX: ffffffffffffffda RBX: 00007fb841b49030 RCX: 00007fb841a360e9
[   70.162543][  T638] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   70.170776][  T638] RBP: 00007fb84198b1d0 R08: 0000000000000000 R09: 0000000000000000
[   70.178928][  T638] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   70.187315][  T638] R13: 00007ffdd2c6dfbf R14: 00007fb84198b300 R15: 0000000000022000
[   70.205293][  T638] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   70.255684][  T643] FAULT_INJECTION: forcing a failure.
[   70.255684][  T643] name failslab, interval 1, probability 0, space 0, times 0
[   70.268762][  T643] CPU: 1 PID: 643 Comm: syz-executor.5 Tainted: G        W         5.10.117-syzkaller #0
[   70.278804][  T643] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   70.288841][  T643] Call Trace:
[   70.292296][  T643]  dump_stack_lvl+0x81/0xac
[   70.296866][  T643]  dump_stack+0x10/0x12
[   70.300999][  T643]  should_fail.cold+0x5/0xa
[   70.305506][  T643]  ? cgroup_exit_cftypes+0x150/0x150
[   70.311121][  T643]  ? percpu_ref_init+0xb6/0x300
[   70.316034][  T643]  __should_failslab+0xb6/0x100
[   70.320942][  T643]  should_failslab+0x9/0x20
[   70.325439][  T643]  kmem_cache_alloc_trace+0x2d/0x520
[   70.330698][  T643]  ? cgroup_exit_cftypes+0x150/0x150
[   70.335962][  T643]  percpu_ref_init+0xb6/0x300
[   70.340618][  T643]  cgroup_apply_control_enable+0x464/0xd60
[   70.346593][  T643]  cgroup_subtree_control_write+0x6d9/0xad0
[   70.352463][  T643]  ? __mod_memcg_state.part.0+0xb2/0x270
[   70.358357][  T643]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   70.364414][  T643]  cgroup_file_write+0x193/0x740
[   70.369324][  T643]  ? __kasan_check_write+0x14/0x20
[   70.374403][  T643]  ? cgroup_file_poll+0xd0/0xd0
[   70.379227][  T643]  ? __mutex_lock_slowpath+0x10/0x10
[   70.384566][  T643]  ? cgroup_file_poll+0xd0/0xd0
[   70.389389][  T643]  kernfs_fop_write_iter+0x2e4/0x460
[   70.394644][  T643]  new_sync_write+0x358/0x6d0
[   70.399721][  T643]  ? new_sync_read+0x6d0/0x6d0
[   70.404555][  T643]  ? fsnotify+0x1110/0x1110
[   70.409206][  T643]  ? rw_verify_area+0xc3/0x2b0
[   70.414052][  T643]  ? __fget_light.part.0+0x19d/0x330
[   70.419491][  T643]  vfs_write+0x4f5/0x750
[   70.423703][  T643]  ksys_write+0x111/0x210
[   70.428016][  T643]  ? __ia32_sys_read+0xa0/0xa0
[   70.432745][  T643]  ? debug_smp_processor_id+0x17/0x20
[   70.438083][  T643]  ? fpregs_assert_state_consistent+0x49/0xb0
[   70.444120][  T643]  __x64_sys_write+0x6e/0xb0
[   70.448675][  T643]  ? syscall_exit_to_user_mode+0x27/0x160
[   70.454363][  T643]  do_syscall_64+0x32/0x80
[   70.458846][  T643]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   70.464828][  T643] RIP: 0033:0x7f9ceba820e9
[   70.469389][  T643] 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
[   70.489194][  T643] RSP: 002b:00007f9ceb9f8168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   70.497674][  T643] RAX: ffffffffffffffda RBX: 00007f9cebb94f60 RCX: 00007f9ceba820e9
[   70.505814][  T643] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   70.513989][  T643] RBP: 00007f9ceb9f81d0 R08: 0000000000000000 R09: 0000000000000000
[   70.522035][  T643] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   70.529987][  T643] R13: 00007ffe138f92df R14: 00007f9ceb9f8300 R15: 0000000000022000
[   70.575640][  T651] FAULT_INJECTION: forcing a failure.
[   70.575640][  T651] name failslab, interval 1, probability 0, space 0, times 0
[   70.588704][  T651] CPU: 0 PID: 651 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[   70.598578][  T651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   70.608608][  T651] Call Trace:
[   70.611883][  T651]  dump_stack_lvl+0x81/0xac
[   70.616453][  T651]  dump_stack+0x10/0x12
[   70.620577][  T651]  should_fail.cold+0x5/0xa
[   70.625049][  T651]  ? cgroup_exit_cftypes+0x150/0x150
[   70.630387][  T651]  ? percpu_ref_init+0xb6/0x300
[   70.635204][  T651]  __should_failslab+0xb6/0x100
[   70.640044][  T651]  should_failslab+0x9/0x20
[   70.644539][  T651]  kmem_cache_alloc_trace+0x2d/0x520
[   70.649889][  T651]  ? cgroup_exit_cftypes+0x150/0x150
[   70.655177][  T651]  percpu_ref_init+0xb6/0x300
[   70.660014][  T651]  cgroup_apply_control_enable+0x464/0xd60
[   70.665844][  T651]  cgroup_subtree_control_write+0x6d9/0xad0
[   70.671722][  T651]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   70.677947][  T651]  ? __schedule+0x6ec/0x1910
[   70.682510][  T651]  cgroup_file_write+0x193/0x740
[   70.687433][  T651]  ? __kasan_check_write+0x14/0x20
[   70.692541][  T651]  ? cgroup_file_poll+0xd0/0xd0
[   70.697458][  T651]  ? __mutex_lock_slowpath+0x10/0x10
[   70.702720][  T651]  ? cgroup_file_poll+0xd0/0xd0
[   70.707554][  T651]  kernfs_fop_write_iter+0x2e4/0x460
[   70.713023][  T651]  new_sync_write+0x358/0x6d0
[   70.717965][  T651]  ? ww_mutex_lock+0x1b0/0x1b0
[   70.722844][  T651]  ? new_sync_read+0x6d0/0x6d0
[   70.727674][  T651]  ? fsnotify+0x1110/0x1110
[   70.732209][  T651]  ? rw_verify_area+0xc3/0x2b0
[   70.736945][  T651]  ? __fget_light.part.0+0x19d/0x330
[   70.742197][  T651]  vfs_write+0x4f5/0x750
[   70.746446][  T651]  ksys_write+0x111/0x210
[   70.750771][  T651]  ? __ia32_sys_read+0xa0/0xa0
[   70.755522][  T651]  ? debug_smp_processor_id+0x17/0x20
[   70.761032][  T651]  ? fpregs_assert_state_consistent+0x49/0xb0
[   70.767084][  T651]  __x64_sys_write+0x6e/0xb0
[   70.771655][  T651]  ? syscall_exit_to_user_mode+0x27/0x160
[   70.777354][  T651]  do_syscall_64+0x32/0x80
[   70.781754][  T651]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   70.787625][  T651] RIP: 0033:0x7f7124af40e9
[   70.792216][  T651] 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
[   70.812351][  T651] RSP: 002b:00007f7124a49168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   70.820738][  T651] RAX: ffffffffffffffda RBX: 00007f7124c07030 RCX: 00007f7124af40e9
[   70.828777][  T651] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   70.836909][  T651] RBP: 00007f7124a491d0 R08: 0000000000000000 R09: 0000000000000000
[   70.844962][  T651] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   70.853344][  T651] R13: 00007ffeae140eaf R14: 00007f7124a49300 R15: 0000000000022000
[   70.915518][  T645] FAULT_INJECTION: forcing a failure.
[   70.915518][  T645] name failslab, interval 1, probability 0, space 0, times 0
[   70.928372][  T645] CPU: 1 PID: 645 Comm: syz-executor.4 Tainted: G        W         5.10.117-syzkaller #0
[   70.938459][  T645] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   70.948486][  T645] Call Trace:
[   70.951758][  T645]  dump_stack_lvl+0x81/0xac
[   70.956231][  T645]  dump_stack+0x10/0x12
[   70.960352][  T645]  should_fail.cold+0x5/0xa
[   70.964835][  T645]  __should_failslab+0xb6/0x100
[   70.969760][  T645]  should_failslab+0x9/0x20
[   70.974419][  T645]  __kmalloc_track_caller+0x63/0x380
[   70.979777][  T645]  ? __kernfs_new_node+0xaa/0x640
[   70.984793][  T645]  kstrdup_const+0x45/0x70
[   70.989279][  T645]  __kernfs_new_node+0xaa/0x640
[   70.994234][  T645]  ? kernfs_dop_revalidate+0x370/0x370
[   70.999851][  T645]  ? snprintf+0x9e/0xd0
[   71.003985][  T645]  ? vsprintf+0x20/0x20
[   71.008118][  T645]  ? kernfs_fop_write_iter+0x2e4/0x460
[   71.013546][  T645]  ? __x64_sys_write+0x6e/0xb0
[   71.018285][  T645]  kernfs_new_node+0x79/0x110
[   71.022941][  T645]  ? __kasan_check_write+0x14/0x20
[   71.028043][  T645]  __kernfs_create_file+0x24/0x270
[   71.033132][  T645]  cgroup_addrm_files+0x2bd/0x810
[   71.038142][  T645]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   71.043315][  T645]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   71.048666][  T645]  ? __radix_tree_replace+0xd0/0x250
[   71.054014][  T645]  ? idr_replace+0x138/0x150
[   71.058584][  T645]  ? idr_get_next+0x130/0x130
[   71.063246][  T645]  css_populate_dir+0x17a/0x400
[   71.068087][  T645]  cgroup_apply_control_enable+0x3a7/0xd60
[   71.073890][  T645]  cgroup_subtree_control_write+0x6d9/0xad0
[   71.079768][  T645]  ? __mod_memcg_state.part.0+0xb2/0x270
[   71.085383][  T645]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   71.091431][  T645]  cgroup_file_write+0x193/0x740
[   71.096339][  T645]  ? __kasan_check_write+0x14/0x20
[   71.101530][  T645]  ? cgroup_file_poll+0xd0/0xd0
[   71.106796][  T645]  ? __mutex_lock_slowpath+0x10/0x10
[   71.112078][  T645]  ? cgroup_file_poll+0xd0/0xd0
[   71.116903][  T645]  kernfs_fop_write_iter+0x2e4/0x460
[   71.122162][  T645]  new_sync_write+0x358/0x6d0
[   71.126821][  T645]  ? new_sync_read+0x6d0/0x6d0
[   71.131992][  T645]  ? fsnotify+0x1110/0x1110
[   71.136559][  T645]  ? rw_verify_area+0xc3/0x2b0
[   71.141302][  T645]  ? __fget_light.part.0+0x19d/0x330
[   71.146652][  T645]  vfs_write+0x4f5/0x750
[   71.151043][  T645]  ksys_write+0x111/0x210
[   71.155426][  T645]  ? __ia32_sys_read+0xa0/0xa0
[   71.160344][  T645]  ? debug_smp_processor_id+0x17/0x20
[   71.165686][  T645]  ? fpregs_assert_state_consistent+0x49/0xb0
[   71.171751][  T645]  __x64_sys_write+0x6e/0xb0
[   71.176307][  T645]  ? syscall_exit_to_user_mode+0x27/0x160
[   71.182011][  T645]  do_syscall_64+0x32/0x80
[   71.186409][  T645]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   71.192268][  T645] RIP: 0033:0x7f2a719c50e9
[   71.196656][  T645] 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
[   71.216438][  T645] RSP: 002b:00007f2a7193b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   71.225109][  T645] RAX: ffffffffffffffda RBX: 00007f2a71ad7f60 RCX: 00007f2a719c50e9
[   71.233048][  T645] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   71.241071][  T645] RBP: 00007f2a7193b1d0 R08: 0000000000000000 R09: 0000000000000000
[   71.249008][  T645] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   71.256958][  T645] R13: 00007ffca6c110df R14: 00007f2a7193b300 R15: 0000000000022000
[   71.267238][  T645] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   71.295556][  T652] FAULT_INJECTION: forcing a failure.
[   71.295556][  T652] name failslab, interval 1, probability 0, space 0, times 0
[   71.308311][  T652] CPU: 0 PID: 652 Comm: syz-executor.3 Tainted: G        W         5.10.117-syzkaller #0
[   71.318088][  T652] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   71.328317][  T652] Call Trace:
[   71.331606][  T652]  dump_stack_lvl+0x81/0xac
[   71.336178][  T652]  dump_stack+0x10/0x12
[   71.340321][  T652]  should_fail.cold+0x5/0xa
[   71.344883][  T652]  __should_failslab+0xb6/0x100
[   71.349716][  T652]  should_failslab+0x9/0x20
[   71.354291][  T652]  __kmalloc_track_caller+0x63/0x380
[   71.359730][  T652]  ? __kernfs_new_node+0xaa/0x640
[   71.364914][  T652]  kstrdup_const+0x45/0x70
[   71.369326][  T652]  __kernfs_new_node+0xaa/0x640
[   71.374278][  T652]  ? kernfs_dop_revalidate+0x370/0x370
[   71.379805][  T652]  ? snprintf+0x9e/0xd0
[   71.383929][  T652]  ? vsprintf+0x20/0x20
[   71.388051][  T652]  ? kernfs_fop_write_iter+0x2e4/0x460
[   71.393483][  T652]  ? __x64_sys_write+0x6e/0xb0
[   71.398221][  T652]  kernfs_new_node+0x79/0x110
[   71.402889][  T652]  ? __kasan_check_write+0x14/0x20
[   71.408315][  T652]  __kernfs_create_file+0x24/0x270
[   71.413439][  T652]  cgroup_addrm_files+0x2bd/0x810
[   71.418554][  T652]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   71.423723][  T652]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   71.429810][  T652]  ? __radix_tree_replace+0xd0/0x250
[   71.435191][  T652]  ? idr_replace+0x138/0x150
[   71.440009][  T652]  ? idr_get_next+0x130/0x130
[   71.444787][  T652]  css_populate_dir+0x17a/0x400
[   71.449645][  T652]  cgroup_apply_control_enable+0x3a7/0xd60
[   71.455663][  T652]  cgroup_subtree_control_write+0x6d9/0xad0
[   71.461540][  T652]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   71.467718][  T652]  ? __schedule+0x6ec/0x1910
[   71.472286][  T652]  cgroup_file_write+0x193/0x740
[   71.477197][  T652]  ? __kasan_check_write+0x14/0x20
[   71.482301][  T652]  ? cgroup_file_poll+0xd0/0xd0
[   71.487404][  T652]  ? __mutex_lock_slowpath+0x10/0x10
[   71.492700][  T652]  ? cgroup_file_poll+0xd0/0xd0
[   71.497534][  T652]  kernfs_fop_write_iter+0x2e4/0x460
[   71.502795][  T652]  new_sync_write+0x358/0x6d0
[   71.507533][  T652]  ? ww_mutex_lock+0x1b0/0x1b0
[   71.512400][  T652]  ? new_sync_read+0x6d0/0x6d0
[   71.517141][  T652]  ? fsnotify+0x1110/0x1110
[   71.521713][  T652]  ? rw_verify_area+0xc3/0x2b0
[   71.526534][  T652]  ? __fget_light.part.0+0x19d/0x330
[   71.531799][  T652]  vfs_write+0x4f5/0x750
[   71.536020][  T652]  ksys_write+0x111/0x210
[   71.540328][  T652]  ? __ia32_sys_read+0xa0/0xa0
[   71.545073][  T652]  ? debug_smp_processor_id+0x17/0x20
[   71.550413][  T652]  ? fpregs_assert_state_consistent+0x49/0xb0
[   71.556450][  T652]  __x64_sys_write+0x6e/0xb0
[   71.561160][  T652]  ? syscall_exit_to_user_mode+0x27/0x160
[   71.566853][  T652]  do_syscall_64+0x32/0x80
[   71.571248][  T652]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   71.577109][  T652] RIP: 0033:0x7faae37c10e9
[   71.581498][  T652] 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
[   71.601082][  T652] RSP: 002b:00007faae3716168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   71.609459][  T652] RAX: ffffffffffffffda RBX: 00007faae38d4030 RCX: 00007faae37c10e9
[   71.617431][  T652] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   71.625389][  T652] RBP: 00007faae37161d0 R08: 0000000000000000 R09: 0000000000000000
[   71.633343][  T652] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   71.641310][  T652] R13: 00007ffc4c31006f R14: 00007faae3716300 R15: 0000000000022000
[   71.650537][  T652] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   71.675679][  T657] FAULT_INJECTION: forcing a failure.
[   71.675679][  T657] name failslab, interval 1, probability 0, space 0, times 0
[   71.688351][  T657] CPU: 1 PID: 657 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[   71.698121][  T657] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   71.708244][  T657] Call Trace:
[   71.711521][  T657]  dump_stack_lvl+0x81/0xac
[   71.716004][  T657]  dump_stack+0x10/0x12
[   71.720140][  T657]  should_fail.cold+0x5/0xa
[   71.724624][  T657]  __should_failslab+0xb6/0x100
[   71.729441][  T657]  should_failslab+0x9/0x20
[   71.734107][  T657]  __kmalloc_track_caller+0x63/0x380
[   71.739360][  T657]  ? __kernfs_new_node+0xaa/0x640
[   71.744352][  T657]  kstrdup_const+0x45/0x70
[   71.748843][  T657]  __kernfs_new_node+0xaa/0x640
[   71.753700][  T657]  ? kernfs_dop_revalidate+0x370/0x370
[   71.759179][  T657]  ? snprintf+0x9e/0xd0
[   71.763321][  T657]  ? vsprintf+0x20/0x20
[   71.767452][  T657]  ? kernfs_fop_write_iter+0x2e4/0x460
[   71.772899][  T657]  ? __x64_sys_write+0x6e/0xb0
[   71.777633][  T657]  kernfs_new_node+0x79/0x110
[   71.782280][  T657]  ? __kasan_check_write+0x14/0x20
[   71.787364][  T657]  __kernfs_create_file+0x24/0x270
[   71.792476][  T657]  cgroup_addrm_files+0x2bd/0x810
[   71.797479][  T657]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   71.802646][  T657]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   71.807989][  T657]  ? __radix_tree_replace+0xd0/0x250
[   71.813236][  T657]  ? idr_replace+0x138/0x150
[   71.817875][  T657]  ? idr_get_next+0x130/0x130
[   71.822519][  T657]  css_populate_dir+0x17a/0x400
[   71.827335][  T657]  cgroup_apply_control_enable+0x3a7/0xd60
[   71.833121][  T657]  cgroup_subtree_control_write+0x6d9/0xad0
[   71.838990][  T657]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   71.845020][  T657]  ? __schedule+0x6ec/0x1910
[   71.849574][  T657]  cgroup_file_write+0x193/0x740
[   71.854492][  T657]  ? __kasan_check_write+0x14/0x20
[   71.859664][  T657]  ? cgroup_file_poll+0xd0/0xd0
[   71.864489][  T657]  ? __mutex_lock_slowpath+0x10/0x10
[   71.869743][  T657]  ? cgroup_file_poll+0xd0/0xd0
[   71.874649][  T657]  kernfs_fop_write_iter+0x2e4/0x460
[   71.879986][  T657]  new_sync_write+0x358/0x6d0
[   71.884627][  T657]  ? ww_mutex_lock+0x1b0/0x1b0
[   71.889441][  T657]  ? new_sync_read+0x6d0/0x6d0
[   71.894185][  T657]  ? fsnotify+0x1110/0x1110
[   71.898691][  T657]  ? rw_verify_area+0xc3/0x2b0
[   71.903425][  T657]  ? __fget_light.part.0+0x19d/0x330
[   71.908674][  T657]  vfs_write+0x4f5/0x750
[   71.912884][  T657]  ksys_write+0x111/0x210
[   71.917178][  T657]  ? __ia32_sys_read+0xa0/0xa0
[   71.921905][  T657]  ? debug_smp_processor_id+0x17/0x20
[   71.927330][  T657]  ? fpregs_assert_state_consistent+0x49/0xb0
[   71.933361][  T657]  __x64_sys_write+0x6e/0xb0
[   71.937916][  T657]  ? syscall_exit_to_user_mode+0x27/0x160
[   71.943728][  T657]  do_syscall_64+0x32/0x80
[   71.948126][  T657]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   71.953986][  T657] RIP: 0033:0x7fb841a360e9
[   71.958369][  T657] 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
[   71.978113][  T657] RSP: 002b:00007fb84198b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   71.986502][  T657] RAX: ffffffffffffffda RBX: 00007fb841b49030 RCX: 00007fb841a360e9
[   71.994541][  T657] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   72.002478][  T657] RBP: 00007fb84198b1d0 R08: 0000000000000000 R09: 0000000000000000
[   72.010415][  T657] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   72.018360][  T657] R13: 00007ffdd2c6dfbf R14: 00007fb84198b300 R15: 0000000000022000
[   72.028005][  T657] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   72.055453][  T654] FAULT_INJECTION: forcing a failure.
[   72.055453][  T654] name failslab, interval 1, probability 0, space 0, times 0
[   72.068217][  T654] CPU: 1 PID: 654 Comm: syz-executor.0 Tainted: G        W         5.10.117-syzkaller #0
[   72.078095][  T654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   72.088129][  T654] Call Trace:
[   72.091393][  T654]  dump_stack_lvl+0x81/0xac
[   72.095869][  T654]  dump_stack+0x10/0x12
[   72.099998][  T654]  should_fail.cold+0x5/0xa
[   72.104496][  T654]  ? pids_css_alloc+0x3c/0x130
[   72.109315][  T654]  __should_failslab+0xb6/0x100
[   72.114397][  T654]  should_failslab+0x9/0x20
[   72.118975][  T654]  kmem_cache_alloc_trace+0x2d/0x520
[   72.124228][  T654]  pids_css_alloc+0x3c/0x130
[   72.128785][  T654]  cgroup_apply_control_enable+0x410/0xd60
[   72.134577][  T654]  cgroup_subtree_control_write+0x6d9/0xad0
[   72.140539][  T654]  ? __mod_memcg_state.part.0+0xb2/0x270
[   72.146284][  T654]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   72.152414][  T654]  cgroup_file_write+0x193/0x740
[   72.157332][  T654]  ? __kasan_check_write+0x14/0x20
[   72.162416][  T654]  ? cgroup_file_poll+0xd0/0xd0
[   72.167238][  T654]  ? __mutex_lock_slowpath+0x10/0x10
[   72.172543][  T654]  ? cgroup_file_poll+0xd0/0xd0
[   72.177381][  T654]  kernfs_fop_write_iter+0x2e4/0x460
[   72.182669][  T654]  new_sync_write+0x358/0x6d0
[   72.187403][  T654]  ? new_sync_read+0x6d0/0x6d0
[   72.192351][  T654]  ? fsnotify+0x1110/0x1110
[   72.197014][  T654]  ? rw_verify_area+0xc3/0x2b0
[   72.201938][  T654]  ? __fget_light.part.0+0x19d/0x330
[   72.207227][  T654]  vfs_write+0x4f5/0x750
[   72.211449][  T654]  ksys_write+0x111/0x210
[   72.215790][  T654]  ? __ia32_sys_read+0xa0/0xa0
[   72.220636][  T654]  ? debug_smp_processor_id+0x17/0x20
[   72.226015][  T654]  ? fpregs_assert_state_consistent+0x49/0xb0
[   72.232067][  T654]  __x64_sys_write+0x6e/0xb0
[   72.236714][  T654]  ? syscall_exit_to_user_mode+0x27/0x160
[   72.242476][  T654]  do_syscall_64+0x32/0x80
[   72.246879][  T654]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   72.252823][  T654] RIP: 0033:0x7f391e8210e9
[   72.257344][  T654] 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
[   72.277011][  T654] RSP: 002b:00007f391e797168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   72.285508][  T654] RAX: ffffffffffffffda RBX: 00007f391e933f60 RCX: 00007f391e8210e9
[   72.293562][  T654] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   72.301507][  T654] RBP: 00007f391e7971d0 R08: 0000000000000000 R09: 0000000000000000
[   72.309596][  T654] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   72.318119][  T654] R13: 00007fffeff857af R14: 00007f391e797300 R15: 0000000000022000
[   72.365689][  T666] FAULT_INJECTION: forcing a failure.
[   72.365689][  T666] name failslab, interval 1, probability 0, space 0, times 0
[   72.378584][  T666] CPU: 1 PID: 666 Comm: syz-executor.4 Tainted: G        W         5.10.117-syzkaller #0
[   72.388467][  T666] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   72.398706][  T666] Call Trace:
[   72.401986][  T666]  dump_stack_lvl+0x81/0xac
[   72.406462][  T666]  dump_stack+0x10/0x12
[   72.410600][  T666]  should_fail.cold+0x5/0xa
[   72.415187][  T666]  ? cgroup_exit_cftypes+0x150/0x150
[   72.420472][  T666]  ? percpu_ref_init+0xb6/0x300
[   72.425383][  T666]  __should_failslab+0xb6/0x100
[   72.430210][  T666]  should_failslab+0x9/0x20
[   72.434704][  T666]  kmem_cache_alloc_trace+0x2d/0x520
[   72.439996][  T666]  ? cgroup_exit_cftypes+0x150/0x150
[   72.445472][  T666]  percpu_ref_init+0xb6/0x300
[   72.450368][  T666]  cgroup_apply_control_enable+0x464/0xd60
[   72.456323][  T666]  cgroup_subtree_control_write+0x6d9/0xad0
[   72.462296][  T666]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   72.468348][  T666]  ? __schedule+0x6ec/0x1910
[   72.473024][  T666]  cgroup_file_write+0x193/0x740
[   72.478033][  T666]  ? __kasan_check_write+0x14/0x20
[   72.483327][  T666]  ? cgroup_file_poll+0xd0/0xd0
[   72.488150][  T666]  ? __mutex_lock_slowpath+0x10/0x10
[   72.493505][  T666]  ? cgroup_file_poll+0xd0/0xd0
[   72.498510][  T666]  kernfs_fop_write_iter+0x2e4/0x460
[   72.503774][  T666]  new_sync_write+0x358/0x6d0
[   72.508519][  T666]  ? ww_mutex_lock+0x1b0/0x1b0
[   72.513257][  T666]  ? new_sync_read+0x6d0/0x6d0
[   72.517993][  T666]  ? fsnotify+0x1110/0x1110
[   72.522467][  T666]  ? rw_verify_area+0xc3/0x2b0
[   72.527205][  T666]  ? __fget_light.part.0+0x19d/0x330
[   72.532465][  T666]  vfs_write+0x4f5/0x750
[   72.536777][  T666]  ksys_write+0x111/0x210
[   72.541093][  T666]  ? __ia32_sys_read+0xa0/0xa0
[   72.545924][  T666]  ? debug_smp_processor_id+0x17/0x20
[   72.551268][  T666]  ? fpregs_assert_state_consistent+0x49/0xb0
[   72.557309][  T666]  __x64_sys_write+0x6e/0xb0
[   72.561868][  T666]  ? syscall_exit_to_user_mode+0x27/0x160
[   72.567562][  T666]  do_syscall_64+0x32/0x80
[   72.572066][  T666]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   72.578046][  T666] RIP: 0033:0x7f2a719c50e9
[   72.582649][  T666] 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
[   72.602348][  T666] RSP: 002b:00007f2a7191a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   72.610741][  T666] RAX: ffffffffffffffda RBX: 00007f2a71ad8030 RCX: 00007f2a719c50e9
[   72.618709][  T666] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   72.626976][  T666] RBP: 00007f2a7191a1d0 R08: 0000000000000000 R09: 0000000000000000
[   72.635060][  T666] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   72.643095][  T666] R13: 00007ffca6c110df R14: 00007f2a7191a300 R15: 0000000000022000
[   72.665542][  T660] FAULT_INJECTION: forcing a failure.
[   72.665542][  T660] name failslab, interval 1, probability 0, space 0, times 0
[   72.678292][  T660] CPU: 0 PID: 660 Comm: syz-executor.5 Tainted: G        W         5.10.117-syzkaller #0
[   72.688166][  T660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   72.698510][  T660] Call Trace:
[   72.701787][  T660]  dump_stack_lvl+0x81/0xac
[   72.706272][  T660]  dump_stack+0x10/0x12
[   72.710529][  T660]  should_fail.cold+0x5/0xa
[   72.715066][  T660]  __should_failslab+0xb6/0x100
[   72.719988][  T660]  should_failslab+0x9/0x20
[   72.724467][  T660]  __kmalloc_track_caller+0x63/0x380
[   72.730136][  T660]  ? __kernfs_new_node+0xaa/0x640
[   72.735270][  T660]  kstrdup_const+0x45/0x70
[   72.739823][  T660]  __kernfs_new_node+0xaa/0x640
[   72.744646][  T660]  ? kernfs_dop_revalidate+0x370/0x370
[   72.750099][  T660]  ? snprintf+0x9e/0xd0
[   72.754238][  T660]  ? vsprintf+0x20/0x20
[   72.758454][  T660]  ? kernfs_fop_write_iter+0x2e4/0x460
[   72.763987][  T660]  ? __x64_sys_write+0x6e/0xb0
[   72.769358][  T660]  kernfs_new_node+0x79/0x110
[   72.774233][  T660]  ? __kasan_check_write+0x14/0x20
[   72.779691][  T660]  __kernfs_create_file+0x24/0x270
[   72.784863][  T660]  cgroup_addrm_files+0x2bd/0x810
[   72.789859][  T660]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   72.795222][  T660]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   72.801296][  T660]  ? __radix_tree_replace+0xd0/0x250
[   72.806657][  T660]  ? idr_replace+0x138/0x150
[   72.811495][  T660]  ? idr_get_next+0x130/0x130
[   72.816244][  T660]  css_populate_dir+0x17a/0x400
[   72.821615][  T660]  cgroup_apply_control_enable+0x3a7/0xd60
[   72.827597][  T660]  cgroup_subtree_control_write+0x6d9/0xad0
[   72.833892][  T660]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   72.840403][  T660]  ? __schedule+0x6ec/0x1910
[   72.845731][  T660]  cgroup_file_write+0x193/0x740
[   72.851489][  T660]  ? __kasan_check_write+0x14/0x20
[   72.857039][  T660]  ? cgroup_file_poll+0xd0/0xd0
[   72.862267][  T660]  ? __mutex_lock_slowpath+0x10/0x10
[   72.868318][  T660]  ? cgroup_file_poll+0xd0/0xd0
[   72.873598][  T660]  kernfs_fop_write_iter+0x2e4/0x460
[   72.879588][  T660]  new_sync_write+0x358/0x6d0
[   72.884609][  T660]  ? ww_mutex_lock+0x1b0/0x1b0
[   72.889747][  T660]  ? new_sync_read+0x6d0/0x6d0
[   72.895035][  T660]  ? fsnotify+0x1110/0x1110
[   72.899829][  T660]  ? rw_verify_area+0xc3/0x2b0
[   72.906286][  T660]  ? __fget_light.part.0+0x19d/0x330
[   72.911896][  T660]  vfs_write+0x4f5/0x750
[   72.917248][  T660]  ksys_write+0x111/0x210
[   72.922022][  T660]  ? __ia32_sys_read+0xa0/0xa0
[   72.927208][  T660]  ? debug_smp_processor_id+0x17/0x20
[   72.932655][  T660]  ? fpregs_assert_state_consistent+0x49/0xb0
[   72.939246][  T660]  __x64_sys_write+0x6e/0xb0
[   72.944900][  T660]  ? syscall_exit_to_user_mode+0x27/0x160
[   72.951578][  T660]  do_syscall_64+0x32/0x80
[   72.957409][  T660]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   72.965177][  T660] RIP: 0033:0x7f9ceba820e9
[   72.970373][  T660] 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
[   72.993043][  T660] RSP: 002b:00007f9ceb9d7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   73.001838][  T660] RAX: ffffffffffffffda RBX: 00007f9cebb95030 RCX: 00007f9ceba820e9
[   73.010519][  T660] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
2022/06/09 07:28:55 executed programs: 89
[   73.018694][  T660] RBP: 00007f9ceb9d71d0 R08: 0000000000000000 R09: 0000000000000000
[   73.028019][  T660] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   73.036059][  T660] R13: 00007ffe138f92df R14: 00007f9ceb9d7300 R15: 0000000000022000
[   73.045211][  T660] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   73.055167][  T415] ------------[ cut here ]------------
[   73.061354][  T415] WARNING: CPU: 1 PID: 415 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[   73.070694][  T415] Modules linked in:
[   73.074839][  T415] CPU: 1 PID: 415 Comm: syz-executor.5 Tainted: G        W         5.10.117-syzkaller #0
[   73.086859][  T415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   73.097087][  T415] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[   73.102704][  T415] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[   73.122948][  T415] RSP: 0018:ffffc90000907cf0 EFLAGS: 00010286
[   73.129042][  T415] RAX: 0000000000000000 RBX: 1ffff92000120fa5 RCX: 0000000000000040
[   73.137152][  T415] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   73.145111][  T415] RBP: ffffc90000907db0 R08: 0000000000000000 R09: 0000000000000008
[   73.153114][  T415] R10: fffff52000120f91 R11: 0000000000000000 R12: ffffc90000907d48
[   73.161265][  T415] R13: 00000000ffffffff R14: dffffc0000000000 R15: ffff888114b41500
[   73.169636][  T415] FS:  0000555556c9b400(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000
[   73.178666][  T415] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.185355][  T415] CR2: 00007ffe138f7cf8 CR3: 000000010a028000 CR4: 00000000003506a0
[   73.193311][  T415] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   73.201286][  T415] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   73.209269][  T415] Call Trace:
[   73.212539][  T415]  ? namespace_unlock+0x331/0x3e0
[   73.217565][  T415]  ? kern_unmount+0x57/0xb0
[   73.222044][  T415]  ? clone_private_mount+0x300/0x300
[   73.227334][  T415]  ? dput+0xac/0x8a0
[   73.231210][  T415]  path_umount+0x684/0x1110
[   73.235893][  T415]  ? __detach_mounts+0x280/0x280
[   73.240818][  T415]  ? user_path_at_empty+0xa2/0xf0
[   73.245841][  T415]  __x64_sys_umount+0xfb/0x120
[   73.250581][  T415]  ? path_umount+0x1110/0x1110
[   73.255340][  T415]  ? fpregs_assert_state_consistent+0x49/0xb0
[   73.261410][  T415]  ? exit_to_user_mode_prepare+0x30/0xe0
[   73.267072][  T415]  do_syscall_64+0x32/0x80
[   73.271479][  T415]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   73.277387][  T415] RIP: 0033:0x7f9ceba83557
[   73.281908][  T415] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   73.301708][  T415] RSP: 002b:00007ffe138f8438 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   73.310132][  T415] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9ceba83557
[   73.318104][  T415] RDX: 00007ffe138f850a RSI: 000000000000000a RDI: 00007ffe138f8500
[   73.326067][  T415] RBP: 00007ffe138f8500 R08: 00000000ffffffff R09: 00007ffe138f82d0
[   73.334102][  T415] R10: 0000555556c9cba3 R11: 0000000000000246 R12: 00007f9cebadb1f8
[   73.342451][  T415] R13: 00007ffe138f95c0 R14: 0000555556c9cb00 R15: 00007ffe138f9600
[   73.350805][  T415] ---[ end trace 9d9feaabe727434e ]---
[   73.356536][  T415] ------------[ cut here ]------------
[   73.362184][  T415] WARNING: CPU: 0 PID: 415 at fs/namespace.c:1109 cleanup_mnt+0x398/0x4e0
[   73.371162][  T415] Modules linked in:
[   73.371546][  T663] FAULT_INJECTION: forcing a failure.
[   73.371546][  T663] name failslab, interval 1, probability 0, space 0, times 0
[   73.375293][  T415] CPU: 1 PID: 415 Comm: syz-executor.5 Tainted: G        W         5.10.117-syzkaller #0
[   73.388639][  T663] CPU: 0 PID: 663 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[   73.399334][  T415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   73.408163][  T663] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   73.408166][  T663] Call Trace:
[   73.408178][  T663]  dump_stack_lvl+0x81/0xac
[   73.408182][  T663]  dump_stack+0x10/0x12
[   73.408186][  T663]  should_fail.cold+0x5/0xa
[   73.408191][  T663]  ? cgroup_exit_cftypes+0x150/0x150
[   73.408196][  T663]  ? percpu_ref_init+0xb6/0x300
[   73.408200][  T663]  __should_failslab+0xb6/0x100
[   73.408209][  T663]  should_failslab+0x9/0x20
[   73.418471][  T415] RIP: 0010:cleanup_mnt+0x398/0x4e0
[   73.428445][  T663]  kmem_cache_alloc_trace+0x2d/0x520
[   73.428450][  T663]  ? cgroup_exit_cftypes+0x150/0x150
[   73.428455][  T663]  percpu_ref_init+0xb6/0x300
[   73.428459][  T663]  cgroup_apply_control_enable+0x464/0xd60
[   73.428465][  T663]  cgroup_subtree_control_write+0x6d9/0xad0
[   73.428472][  T663]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   73.431779][  T415] Code: c7 c7 60 6f 8f 85 e8 07 59 99 00 48 8d 7b 58 48 c7 c6 b0 56 99 81 e8 a7 95 b1 ff 48 83 c4 20 5b 41 5c 41 5d 41 5e 41 5f 5d c3 <0f> 0b e9 55 fd ff ff 48 89 df e8 b9 62 05 00 e9 78 fd ff ff e8 bf
[   73.436209][  T663]  ? kernfs_fop_write_iter+0x1c3/0x460
[   73.436213][  T663]  ? __schedule+0x6ec/0x1910
[   73.436218][  T663]  cgroup_file_write+0x193/0x740
[   73.436222][  T663]  ? __kasan_check_write+0x14/0x20
[   73.436228][  T663]  ? cgroup_file_poll+0xd0/0xd0
[   73.440372][  T415] RSP: 0018:ffffc90000907e40 EFLAGS: 00010286
[   73.444813][  T663]  ? __mutex_lock_slowpath+0x10/0x10
[   73.444818][  T663]  ? cgroup_file_poll+0xd0/0xd0
[   73.444823][  T663]  kernfs_fop_write_iter+0x2e4/0x460
[   73.444830][  T663]  new_sync_write+0x358/0x6d0
[   73.450193][  T415] 
[   73.454978][  T663]  ? ww_mutex_lock+0x1b0/0x1b0
[   73.454983][  T663]  ? new_sync_read+0x6d0/0x6d0
[   73.454989][  T663]  ? fsnotify+0x1110/0x1110
[   73.454995][  T663]  ? rw_verify_area+0xc3/0x2b0
[   73.459847][  T415] RAX: 0000000000000000 RBX: ffff888114b41500 RCX: 0000000000000040
[   73.464372][  T663]  ? __fget_light.part.0+0x19d/0x330
[   73.464377][  T663]  vfs_write+0x4f5/0x750
[   73.464381][  T663]  ksys_write+0x111/0x210
[   73.464387][  T663]  ? __ia32_sys_read+0xa0/0xa0
[   73.469756][  T415] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   73.475235][  T663]  ? debug_smp_processor_id+0x17/0x20
[   73.475241][  T663]  ? fpregs_assert_state_consistent+0x49/0xb0
[   73.475246][  T663]  __x64_sys_write+0x6e/0xb0
[   73.475252][  T663]  ? syscall_exit_to_user_mode+0x27/0x160
[   73.480685][  T415] RBP: ffffc90000907e88 R08: 0000000000000008 R09: 0000000000000003
[   73.485336][  T663]  do_syscall_64+0x32/0x80
[   73.485342][  T663]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   73.485346][  T663] RIP: 0033:0x7f7124af40e9
[   73.485353][  T663] 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
[   73.485358][  T663] RSP: 002b:00007f7124a49168 EFLAGS: 00000246
[   73.491173][  T415] R10: fffff52000120fc8 R11: 0000000000000000 R12: 00000000ffffffff
[   73.497003][  T663]  ORIG_RAX: 0000000000000001
[   73.497007][  T663] RAX: ffffffffffffffda RBX: 00007f7124c07030 RCX: 00007f7124af40e9
[   73.497009][  T663] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   73.497012][  T663] RBP: 00007f7124a491d0 R08: 0000000000000000 R09: 0000000000000000
[   73.497014][  T663] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   73.497017][  T663] R13: 00007ffeae140eaf R14: 00007f7124a49300 R15: 0000000000022000
[   73.756559][  T415] R13: 0000000000000007 R14: fffffbfff0c19848 R15: dffffc0000000000
[   73.764603][  T415] FS:  0000555556c9b400(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000
[   73.773951][  T415] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.780773][  T415] CR2: 00007ffe138f7cf8 CR3: 000000010a028000 CR4: 00000000003506a0
[   73.788826][  T415] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   73.795906][  T669] FAULT_INJECTION: forcing a failure.
[   73.795906][  T669] name failslab, interval 1, probability 0, space 0, times 0
[   73.796902][  T415] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   73.809811][  T669] CPU: 0 PID: 669 Comm: syz-executor.3 Tainted: G        W         5.10.117-syzkaller #0
[   73.817495][  T415] Call Trace:
[   73.827429][  T669] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   73.827431][  T669] Call Trace:
[   73.827443][  T669]  dump_stack_lvl+0x81/0xac
[   73.827447][  T669]  dump_stack+0x10/0x12
[   73.827451][  T669]  should_fail.cold+0x5/0xa
[   73.827459][  T669]  __should_failslab+0xb6/0x100
[   73.830724][  T415]  __cleanup_mnt+0xd/0x10
[   73.840746][  T669]  should_failslab+0x9/0x20
[   73.840752][  T669]  __kmalloc_track_caller+0x63/0x380
[   73.840759][  T669]  ? __kernfs_new_node+0xaa/0x640
[   73.844119][  T415]  task_work_run+0xc2/0x140
[   73.848589][  T669]  kstrdup_const+0x45/0x70
[   73.848592][  T669]  __kernfs_new_node+0xaa/0x640
[   73.848597][  T669]  ? kernfs_dop_revalidate+0x370/0x370
[   73.848604][  T669]  ? __this_cpu_preempt_check+0x13/0x20
[   73.852826][  T415]  exit_to_user_mode_prepare+0xd9/0xe0
[   73.857398][  T669]  ? snprintf+0x9e/0xd0
[   73.857401][  T669]  ? vsprintf+0x20/0x20
[   73.857405][  T669]  ? kernfs_fop_write_iter+0x2e4/0x460
[   73.857412][  T669]  ? __x64_sys_write+0x6e/0xb0
[   73.862227][  T415]  syscall_exit_to_user_mode+0x27/0x160
[   73.866536][  T669]  kernfs_new_node+0x79/0x110
[   73.866542][  T669]  ? __kasan_check_write+0x14/0x20
[   73.866548][  T669]  __kernfs_create_file+0x24/0x270
[   73.871022][  T415]  do_syscall_64+0x3f/0x80
[   73.876283][  T669]  cgroup_addrm_files+0x2bd/0x810
[   73.876289][  T669]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   73.876294][  T669]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   73.876304][  T669]  ? __radix_tree_replace+0xd0/0x250
[   73.881310][  T415]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   73.885772][  T669]  ? idr_replace+0x138/0x150
[   73.885776][  T669]  ? idr_get_next+0x130/0x130
[   73.885780][  T669]  css_populate_dir+0x17a/0x400
[   73.885783][  T669]  cgroup_apply_control_enable+0x3a7/0xd60
[   73.885789][  T669]  cgroup_subtree_control_write+0x6d9/0xad0
[   73.885797][  T669]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   73.890177][  T415] RIP: 0033:0x7f9ceba83557
[   73.894991][  T669]  ? __schedule+0x6ec/0x1910
[   73.900518][  T415] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   73.906012][  T669]  cgroup_file_write+0x193/0x740
[   73.906019][  T669]  ? __kasan_check_write+0x14/0x20
[   73.906024][  T669]  ? cgroup_file_poll+0xd0/0xd0
[   73.911545][  T415] RSP: 002b:00007ffe138f8438 EFLAGS: 00000246
[   73.915690][  T669]  ? __mutex_lock_slowpath+0x10/0x10
[   73.915706][  T669]  ? cgroup_file_poll+0xd0/0xd0
[   73.915715][  T669]  kernfs_fop_write_iter+0x2e4/0x460
[   73.919829][  T415]  ORIG_RAX: 00000000000000a6
[   73.925253][  T669]  new_sync_write+0x358/0x6d0
[   73.925257][  T669]  ? ww_mutex_lock+0x1b0/0x1b0
[   73.925263][  T669]  ? new_sync_read+0x6d0/0x6d0
[   73.930020][  T415] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f9ceba83557
[   73.935624][  T669]  ? fsnotify+0x1110/0x1110
[   73.935629][  T669]  ? rw_verify_area+0xc3/0x2b0
[   73.935636][  T669]  ? __fget_light.part.0+0x19d/0x330
[   73.940283][  T415] RDX: 00007ffe138f850a RSI: 000000000000000a RDI: 00007ffe138f8500
[   73.945356][  T669]  vfs_write+0x4f5/0x750
[   73.945360][  T669]  ksys_write+0x111/0x210
[   73.945366][  T669]  ? __ia32_sys_read+0xa0/0xa0
[   73.950438][  T415] RBP: 00007ffe138f8500 R08: 00000000ffffffff R09: 00007ffe138f82d0
[   73.954831][  T669]  ? debug_smp_processor_id+0x17/0x20
[   73.959820][  T415] R10: 0000555556c9cba3 R11: 0000000000000246 R12: 00007f9cebadb1f8
[   73.964987][  T669]  ? fpregs_assert_state_consistent+0x49/0xb0
[   73.970511][  T415] R13: 00007ffe138f95c0 R14: 0000555556c9cb00 R15: 00007ffe138f9600
[   73.975850][  T669]  __x64_sys_write+0x6e/0xb0
[   73.975856][  T669]  ? syscall_exit_to_user_mode+0x27/0x160
[   73.975862][  T669]  do_syscall_64+0x32/0x80
[   73.981715][  T415] ---[ end trace 9d9feaabe727434f ]---
[   73.986273][  T669]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   73.986277][  T669] RIP: 0033:0x7faae37c10e9
[   73.986284][  T669] 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
[   74.230719][  T669] RSP: 002b:00007faae3716168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   74.239134][  T669] RAX: ffffffffffffffda RBX: 00007faae38d4030 RCX: 00007faae37c10e9
[   74.247095][  T669] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   74.255132][  T669] RBP: 00007faae37161d0 R08: 0000000000000000 R09: 0000000000000000
[   74.263101][  T669] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   74.271130][  T669] R13: 00007ffc4c31006f R14: 00007faae3716300 R15: 0000000000022000
[   74.279596][  T669] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   74.306115][  T672] FAULT_INJECTION: forcing a failure.
[   74.306115][  T672] name failslab, interval 1, probability 0, space 0, times 0
[   74.318874][  T672] CPU: 0 PID: 672 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[   74.328787][  T672] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   74.338845][  T672] Call Trace:
[   74.342291][  T672]  dump_stack_lvl+0x81/0xac
[   74.346765][  T672]  dump_stack+0x10/0x12
[   74.350906][  T672]  should_fail.cold+0x5/0xa
[   74.355385][  T672]  __should_failslab+0xb6/0x100
[   74.360296][  T672]  should_failslab+0x9/0x20
[   74.364952][  T672]  __kmalloc_track_caller+0x63/0x380
[   74.370254][  T672]  ? __kernfs_new_node+0xaa/0x640
[   74.375380][  T672]  kstrdup_const+0x45/0x70
[   74.379783][  T672]  __kernfs_new_node+0xaa/0x640
[   74.384788][  T672]  ? kernfs_dop_revalidate+0x370/0x370
[   74.390239][  T672]  ? snprintf+0x9e/0xd0
[   74.394364][  T672]  ? vsprintf+0x20/0x20
[   74.398589][  T672]  ? kernfs_fop_write_iter+0x2e4/0x460
[   74.404017][  T672]  ? __x64_sys_write+0x6e/0xb0
[   74.408751][  T672]  kernfs_new_node+0x79/0x110
[   74.413409][  T672]  ? __kasan_check_write+0x14/0x20
[   74.418610][  T672]  __kernfs_create_file+0x24/0x270
[   74.423827][  T672]  cgroup_addrm_files+0x2bd/0x810
[   74.428831][  T672]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   74.434005][  T672]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   74.439571][  T672]  ? __radix_tree_replace+0xd0/0x250
[   74.444835][  T672]  ? idr_replace+0x138/0x150
[   74.449412][  T672]  ? idr_get_next+0x130/0x130
[   74.454061][  T672]  css_populate_dir+0x17a/0x400
[   74.458884][  T672]  cgroup_apply_control_enable+0x3a7/0xd60
[   74.464752][  T672]  cgroup_subtree_control_write+0x6d9/0xad0
[   74.471599][  T672]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   74.477844][  T672]  ? __schedule+0x6ec/0x1910
[   74.482513][  T672]  cgroup_file_write+0x193/0x740
[   74.487444][  T672]  ? __kasan_check_write+0x14/0x20
[   74.492571][  T672]  ? cgroup_file_poll+0xd0/0xd0
[   74.497419][  T672]  ? __mutex_lock_slowpath+0x10/0x10
[   74.502948][  T672]  ? cgroup_file_poll+0xd0/0xd0
[   74.507873][  T672]  kernfs_fop_write_iter+0x2e4/0x460
[   74.513317][  T672]  new_sync_write+0x358/0x6d0
[   74.518207][  T672]  ? ww_mutex_lock+0x1b0/0x1b0
[   74.524865][  T672]  ? new_sync_read+0x6d0/0x6d0
[   74.529622][  T672]  ? fsnotify+0x1110/0x1110
[   74.534385][  T672]  ? rw_verify_area+0xc3/0x2b0
[   74.539127][  T672]  ? __fget_light.part.0+0x19d/0x330
[   74.544591][  T672]  vfs_write+0x4f5/0x750
[   74.549021][  T672]  ksys_write+0x111/0x210
[   74.553428][  T672]  ? __ia32_sys_read+0xa0/0xa0
[   74.558171][  T672]  ? __kasan_check_write+0x14/0x20
[   74.563260][  T672]  ? debug_smp_processor_id+0x17/0x20
[   74.568633][  T672]  ? fpregs_assert_state_consistent+0x49/0xb0
[   74.574965][  T672]  __x64_sys_write+0x6e/0xb0
[   74.579533][  T672]  ? syscall_exit_to_user_mode+0x27/0x160
[   74.585334][  T672]  do_syscall_64+0x32/0x80
[   74.589772][  T672]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   74.595645][  T672] RIP: 0033:0x7fb841a360e9
[   74.600095][  T672] 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
[   74.620001][  T672] RSP: 002b:00007fb84198b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   74.628652][  T672] RAX: ffffffffffffffda RBX: 00007fb841b49030 RCX: 00007fb841a360e9
[   74.637383][  T672] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   74.645338][  T672] RBP: 00007fb84198b1d0 R08: 0000000000000000 R09: 0000000000000000
[   74.653501][  T672] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   74.661757][  T672] R13: 00007ffdd2c6dfbf R14: 00007fb84198b300 R15: 0000000000022000
[   74.670226][  T672] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   74.715667][  T677] FAULT_INJECTION: forcing a failure.
[   74.715667][  T677] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[   74.729065][  T677] CPU: 1 PID: 677 Comm: syz-executor.4 Tainted: G        W         5.10.117-syzkaller #0
[   74.738834][  T677] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   74.748872][  T677] Call Trace:
[   74.752196][  T677]  dump_stack_lvl+0x81/0xac
[   74.756682][  T677]  dump_stack+0x10/0x12
[   74.760942][  T677]  should_fail.cold+0x5/0xa
[   74.765425][  T677]  should_fail_alloc_page+0x50/0x60
[   74.770900][  T677]  __alloc_pages_nodemask+0x146/0x1fc0
[   74.776336][  T677]  ? stack_trace_save+0x8f/0xc0
[   74.781201][  T677]  ? warn_alloc+0x190/0x190
[   74.785697][  T677]  ? kasan_save_stack+0x42/0x50
[   74.790544][  T677]  ? kasan_save_stack+0x23/0x50
[   74.795454][  T677]  ? __kasan_kmalloc+0xa9/0xe0
[   74.800188][  T677]  ? kmem_cache_alloc_trace+0xa9/0x520
[   74.805750][  T677]  ? pids_css_alloc+0x3c/0x130
[   74.810496][  T677]  ? cgroup_apply_control_enable+0x410/0xd60
[   74.816445][  T677]  ? cgroup_subtree_control_write+0x6d9/0xad0
[   74.822495][  T677]  ? cgroup_file_write+0x193/0x740
[   74.827575][  T677]  ? do_syscall_64+0x32/0x80
[   74.832137][  T677]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   74.838171][  T677]  allocate_slab+0x30f/0x460
[   74.842742][  T677]  ___slab_alloc.constprop.0+0x339/0x750
[   74.848442][  T677]  ? percpu_ref_init+0xb6/0x300
[   74.853529][  T677]  ? find_next_bit+0x14/0x20
[   74.858098][  T677]  ? cpumask_next+0x1a/0x20
[   74.862575][  T677]  ? pcpu_alloc+0x5fe/0xcb0
[   74.867053][  T677]  ? cgroup_exit_cftypes+0x150/0x150
[   74.872305][  T677]  ? percpu_ref_init+0xb6/0x300
[   74.877210][  T677]  kmem_cache_alloc_trace+0x4aa/0x520
[   74.882550][  T677]  ? cgroup_exit_cftypes+0x150/0x150
[   74.887897][  T677]  percpu_ref_init+0xb6/0x300
[   74.892639][  T677]  cgroup_apply_control_enable+0x464/0xd60
[   74.898413][  T677]  cgroup_subtree_control_write+0x6d9/0xad0
[   74.904274][  T677]  ? __mod_memcg_state.part.0+0xb2/0x270
[   74.909874][  T677]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   74.915916][  T677]  cgroup_file_write+0x193/0x740
[   74.920822][  T677]  ? __kasan_check_write+0x14/0x20
[   74.925897][  T677]  ? cgroup_file_poll+0xd0/0xd0
[   74.930721][  T677]  ? __mutex_lock_slowpath+0x10/0x10
[   74.935975][  T677]  ? cgroup_file_poll+0xd0/0xd0
[   74.940793][  T677]  kernfs_fop_write_iter+0x2e4/0x460
[   74.946053][  T677]  new_sync_write+0x358/0x6d0
[   74.950693][  T677]  ? new_sync_read+0x6d0/0x6d0
[   74.955431][  T677]  ? fsnotify+0x1110/0x1110
[   74.959903][  T677]  ? rw_verify_area+0xc3/0x2b0
[   74.964830][  T677]  ? __fget_light.part.0+0x19d/0x330
[   74.970178][  T677]  vfs_write+0x4f5/0x750
[   74.974445][  T677]  ksys_write+0x111/0x210
[   74.978752][  T677]  ? __ia32_sys_read+0xa0/0xa0
[   74.983499][  T677]  ? debug_smp_processor_id+0x17/0x20
[   74.988838][  T677]  ? fpregs_assert_state_consistent+0x49/0xb0
[   74.994974][  T677]  __x64_sys_write+0x6e/0xb0
[   74.999558][  T677]  ? syscall_exit_to_user_mode+0x27/0x160
[   75.005268][  T677]  do_syscall_64+0x32/0x80
[   75.009663][  T677]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   75.015520][  T677] RIP: 0033:0x7f2a719c50e9
[   75.019902][  T677] 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
[   75.039646][  T677] RSP: 002b:00007f2a7193b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   75.048208][  T677] RAX: ffffffffffffffda RBX: 00007f2a71ad7f60 RCX: 00007f2a719c50e9
[   75.056146][  T677] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   75.064083][  T677] RBP: 00007f2a7193b1d0 R08: 0000000000000000 R09: 0000000000000000
[   75.072553][  T677] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   75.080517][  T677] R13: 00007ffca6c110df R14: 00007f2a7193b300 R15: 0000000000022000
[   75.090954][  T404] ------------[ cut here ]------------
[   75.096457][  T404] WARNING: CPU: 1 PID: 404 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[   75.105604][  T404] Modules linked in:
[   75.109501][  T404] CPU: 1 PID: 404 Comm: syz-executor.0 Tainted: G        W         5.10.117-syzkaller #0
[   75.119292][  T404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   75.129348][  T404] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[   75.134978][  T404] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[   75.154609][  T404] RSP: 0018:ffffc9000062fcf0 EFLAGS: 00010286
[   75.160668][  T404] RAX: 0000000000000000 RBX: 1ffff920000c5fa5 RCX: 0000000000000040
[   75.168631][  T404] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   75.176594][  T404] RBP: ffffc9000062fdb0 R08: 0000000000000000 R09: 0000000000000008
[   75.184620][  T404] R10: fffff520000c5f91 R11: 0000000000000000 R12: ffffc9000062fd48
[   75.192683][  T404] R13: 00000000ffffffff R14: dffffc0000000000 R15: ffff888114b408c0
[   75.200659][  T404] FS:  0000555557322400(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000
[   75.209700][  T404] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.216543][  T404] CR2: 000055555732bb38 CR3: 000000010be85000 CR4: 00000000003506a0
[   75.225105][  T404] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   75.233183][  T404] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   75.241163][  T404] Call Trace:
[   75.244604][  T404]  ? namespace_unlock+0x331/0x3e0
[   75.249721][  T404]  ? kern_unmount+0x57/0xb0
[   75.254206][  T404]  ? clone_private_mount+0x300/0x300
[   75.259500][  T404]  ? dput+0xac/0x8a0
[   75.263912][  T404]  path_umount+0x684/0x1110
[   75.268520][  T404]  ? __detach_mounts+0x280/0x280
[   75.273538][  T404]  ? user_path_at_empty+0xa2/0xf0
[   75.279275][  T404]  __x64_sys_umount+0xfb/0x120
[   75.284401][  T404]  ? path_umount+0x1110/0x1110
[   75.289617][  T404]  ? fpregs_assert_state_consistent+0x49/0xb0
[   75.296222][  T404]  ? exit_to_user_mode_prepare+0x30/0xe0
[   75.302198][  T404]  do_syscall_64+0x32/0x80
[   75.306622][  T404]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   75.313037][  T404] RIP: 0033:0x7f391e822557
[   75.318107][  T404] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   75.337939][  T404] RSP: 002b:00007fffeff84908 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   75.346344][  T404] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f391e822557
[   75.354293][  T404] RDX: 00007fffeff849da RSI: 000000000000000a RDI: 00007fffeff849d0
[   75.362481][  T404] RBP: 00007fffeff849d0 R08: 00000000ffffffff R09: 00007fffeff847a0
[   75.370447][  T404] R10: 0000555557323ba3 R11: 0000000000000246 R12: 00007f391e87a1f8
[   75.378409][  T404] R13: 00007fffeff85a90 R14: 0000555557323b00 R15: 00007fffeff85ad0
[   75.386470][  T404] ---[ end trace 9d9feaabe7274350 ]---
[   75.391942][  T404] ------------[ cut here ]------------
[   75.397522][  T404] WARNING: CPU: 1 PID: 404 at fs/namespace.c:1109 cleanup_mnt+0x398/0x4e0
[   75.405719][    C0] ------------[ cut here ]------------
[   75.406244][  T404] Modules linked in:
[   75.411592][    C0] percpu ref (css_release) <= 0 (0) after switching to atomic
[   75.411630][    C0] WARNING: CPU: 0 PID: 160 at lib/percpu-refcount.c:194 percpu_ref_switch_to_atomic_rcu+0x346/0x470
[   75.415645][  T404] CPU: 1 PID: 404 Comm: syz-executor.0 Tainted: G        W         5.10.117-syzkaller #0
[   75.422926][    C0] Modules linked in:
[   75.422933][    C0] CPU: 0 PID: 160 Comm: udevd Tainted: G        W         5.10.117-syzkaller #0
[   75.422936][    C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   75.422943][    C0] RIP: 0010:percpu_ref_switch_to_atomic_rcu+0x346/0x470
[   75.422950][    C0] Code: 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 02 01 00 00 49 8b 77 e8 4c 89 e2 48 c7 c7 20 02 c0 84 e8 eb b6 e4 01 <0f> 0b e9 12 fe ff ff e8 9e e6 70 ff e9 a9 fe ff ff 48 c7 c7 44 c2
[   75.422952][    C0] RSP: 0018:ffffc90000007dc0 EFLAGS: 00010286
[   75.422957][    C0] RAX: 0000000000000000 RBX: 7fffffffffffffff RCX: 0000000000000000
[   75.422960][    C0] RDX: 0000000000000101 RSI: 0000000000000004 RDI: fffff52000000faa
[   75.422963][    C0] RBP: ffffc90000007e08 R08: 0000000000000001 R09: ffff8881f722754b
[   75.422966][    C0] R10: ffffed103ee44ea9 R11: 0000000000000001 R12: 0000000000000000
[   75.422969][    C0] R13: 0000607e08a44010 R14: 0000000000000007 R15: ffff8881159846a0
[   75.422973][    C0] FS:  00007fc3f2ee2840(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000
[   75.422980][    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.433749][  T404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   75.443496][    C0] CR2: 00007f2a71ad9090 CR3: 000000010c4eb000 CR4: 00000000003506b0
[   75.443499][    C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   75.443502][    C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   75.443507][    C0] Call Trace:
[   75.447424][  T404] RIP: 0010:cleanup_mnt+0x398/0x4e0
[   75.456371][    C0]  <IRQ>
[   75.456383][    C0]  rcu_do_batch+0x355/0xbb0
[   75.467594][  T404] Code: c7 c7 60 6f 8f 85 e8 07 59 99 00 48 8d 7b 58 48 c7 c6 b0 56 99 81 e8 a7 95 b1 ff 48 83 c4 20 5b 41 5c 41 5d 41 5e 41 5f 5d c3 <0f> 0b e9 55 fd ff ff 48 89 df e8 b9 62 05 00 e9 78 fd ff ff e8 bf
[   75.473425][    C0]  ? rcu_nocb_gp_kthread+0x10f0/0x10f0
[   75.473431][    C0]  rcu_core+0x46d/0xab0
[   75.473440][    C0]  rcu_core_si+0x9/0x10
[   75.493273][  T404] RSP: 0018:ffffc9000062fe40 EFLAGS: 00010286
[   75.499282][    C0]  __do_softirq+0x1c6/0x61c
[   75.499287][    C0]  asm_call_irq_on_stack+0xf/0x20
[   75.499292][    C0]  </IRQ>
[   75.507283][  T404] 
[   75.515200][    C0]  do_softirq_own_stack+0x61/0x80
[   75.515204][    C0]  irq_exit_rcu+0x95/0x170
[   75.515212][    C0]  sysvec_apic_timer_interrupt+0x3f/0xe0
[   75.523527][  T404] RAX: 0000000000000000 RBX: ffff888114b408c0 RCX: 0000000000000040
[   75.531633][    C0]  asm_sysvec_apic_timer_interrupt+0x12/0x20
[   75.531640][    C0] RIP: 0010:__rcu_read_unlock+0x19/0xa0
[   75.531648][    C0] Code: ff e8 6b 18 40 00 e9 e4 fe ff ff 66 0f 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 55 48 89 e5 41 54 65 4c 8b 24 25 00 6e 02 00 <49> 8d bc 24 08 04 00 00 48 89 fa 48 c1 ea 03 0f b6 04 02 84 c0 74
[   75.539740][  T404] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   75.548694][    C0] RSP: 0018:ffffc900007978c0 EFLAGS: 00000246
[   75.548700][    C0] RAX: dffffc0000000000 RBX: 1ffff920000f2f1d RCX: 0000000000000000
[   75.548702][    C0] RDX: 0000000000000000 RSI: ffff88810b6a3ab0 RDI: ffffc90000797a24
[   75.548708][    C0] RBP: ffffc900007978c8 R08: 0000000000000000 R09: 0000000000000003
[   75.555293][  T404] RBP: ffffc9000062fe88 R08: 0000000000000008 R09: 0000000000000003
[   75.565656][    C0] R10: fffff520000f2f44 R11: 0000000000000040 R12: ffff88810c5f1380
[   75.565659][    C0] R13: ffffffff863afc60 R14: ffffc90000797a10 R15: 0000000000000008
[   75.565670][    C0]  avc_has_perm_noaudit+0x13b/0x210
[   75.565673][    C0]  ? avc_has_extended_perms+0xeb0/0xeb0
[   75.565678][    C0]  ? _raw_spin_unlock+0x41/0x70
[   75.565687][    C0]  ? step_into+0x24d/0x1bd0
[   75.573744][  T404] R10: fffff520000c5fc8 R11: 0000000000000000 R12: 00000000ffffffff
[   75.581767][    C0]  ? kernfs_dop_revalidate+0x2b2/0x370
[   75.581773][    C0]  selinux_inode_permission+0x2d8/0x630
[   75.581780][    C0]  ? selinux_d_instantiate+0x20/0x20
[   75.589835][  T404] R13: 0000000000000007 R14: fffffbfff0c19848 R15: dffffc0000000000
[   75.593071][    C0]  ? __mutex_lock_slowpath+0x10/0x10
[   75.593078][    C0]  ? walk_component+0x11a/0x710
[   75.593088][    C0]  security_inode_permission+0x73/0xb0
[   75.598323][  T404] FS:  0000555557322400(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000
[   75.601093][    C0]  inode_permission.part.0+0xc2/0x320
[   75.601098][    C0]  link_path_walk.part.0+0x56f/0x950
[   75.601103][    C0]  ? walk_component+0x710/0x710
[   75.601110][    C0]  path_lookupat+0x67/0x6a0
[   75.605620][  T404] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.625354][    C0]  filename_lookup+0x16d/0x500
[   75.625363][    C0]  ? may_linkat+0x200/0x200
[   75.625369][    C0]  ? __kasan_check_write+0x14/0x20
[   75.625377][    C0]  ? __check_object_size+0x1df/0x270
[   75.630833][  T404] CR2: 000055555732bb38 CR3: 000000010be85000 CR4: 00000000003506a0
[   75.634920][    C0]  ? strncpy_from_user+0x74/0x280
[   75.634925][    C0]  ? kmem_cache_alloc+0x17f/0x510
[   75.634929][    C0]  ? getname_flags.part.0+0x8c/0x480
[   75.634935][    C0]  user_path_at_empty+0xa2/0xf0
[   75.639092][  T404] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   75.645105][    C0]  ? percpu_counter_add_batch+0x82/0x160
[   75.645110][    C0]  do_readlinkat+0xbf/0x2b0
[   75.645116][    C0]  ? cp_compat_stat+0x820/0x820
[   75.649637][  T404] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   75.654688][    C0]  ? debug_smp_processor_id+0x17/0x20
[   75.654694][    C0]  ? fpregs_assert_state_consistent+0x49/0xb0
[   75.654701][    C0]  __x64_sys_readlink+0x73/0xb0
[   75.657643][  T404] Call Trace:
[   75.659987][    C0]  ? syscall_exit_to_user_mode+0x27/0x160
[   75.659991][    C0]  do_syscall_64+0x32/0x80
[   75.659998][    C0]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   75.660005][    C0] RIP: 0033:0x7fc3f303b277
[   75.665100][  T404]  __cleanup_mnt+0xd/0x10
[   75.669475][    C0] Code: 73 01 c3 48 8b 0d 01 dc 0c 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 59 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d1 db 0c 00 f7 d8 64 89 01 48
[   75.669478][    C0] RSP: 002b:00007fffccd3ee48 EFLAGS: 00000246 ORIG_RAX: 0000000000000059
[   75.675121][  T404]  task_work_run+0xc2/0x140
[   75.683058][    C0] RAX: ffffffffffffffda RBX: 00007fffccd3ee58 RCX: 00007fc3f303b277
[   75.683061][    C0] RDX: 0000000000000400 RSI: 00007fffccd3ee58 RDI: 00007fffccd3f338
[   75.683064][    C0] RBP: 0000000000000400 R08: 000000000001ffff R09: 000055d128276010
[   75.683066][    C0] R10: 00007fc3f3109a00 R11: 0000000000000246 R12: 00007fffccd3f338
[   75.683072][    C0] R13: 00007fffccd3f2a8 R14: 000055d1282762c0 R15: 0000000000000000
[   75.689065][  T404]  exit_to_user_mode_prepare+0xd9/0xe0
[   75.694541][    C0] ---[ end trace 9d9feaabe7274351 ]---
[   75.714423][  T685] FAULT_INJECTION: forcing a failure.
[   75.714423][  T685] name failslab, interval 1, probability 0, space 0, times 0
[   75.723734][  T404]  syscall_exit_to_user_mode+0x27/0x160
[   75.731071][  T409] ------------[ cut here ]------------
[   75.736244][  T404]  do_syscall_64+0x3f/0x80
[   75.744186][  T409] WARNING: CPU: 0 PID: 409 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[   75.744188][  T409] Modules linked in:
[   75.744198][  T409] CPU: 0 PID: 409 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[   75.752459][  T685] CPU: 1 PID: 685 Comm: syz-executor.5 Tainted: G        W         5.10.117-syzkaller #0
[   75.760532][  T409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   75.768600][  T685] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   75.768603][  T685] Call Trace:
[   75.768613][  T685]  dump_stack_lvl+0x81/0xac
[   75.768618][  T685]  dump_stack+0x10/0x12
[   75.768622][  T685]  should_fail.cold+0x5/0xa
[   75.768628][  T685]  ? cgroup_exit_cftypes+0x150/0x150
[   75.768634][  T685]  ? percpu_ref_init+0xb6/0x300
[   75.768638][  T685]  __should_failslab+0xb6/0x100
[   75.768643][  T685]  should_failslab+0x9/0x20
[   75.768648][  T685]  kmem_cache_alloc_trace+0x2d/0x520
[   75.768651][  T685]  ? cgroup_exit_cftypes+0x150/0x150
[   75.768658][  T685]  percpu_ref_init+0xb6/0x300
[   75.776697][  T409] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[   75.781772][  T685]  cgroup_apply_control_enable+0x464/0xd60
[   75.787345][  T409] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[   75.792207][  T685]  cgroup_subtree_control_write+0x6d9/0xad0
[   75.796709][  T409] RSP: 0018:ffffc90000837cf0 EFLAGS: 00010286
[   75.804614][  T685]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   75.810134][  T409] 
[   75.815631][  T685]  cgroup_file_write+0x193/0x740
[   75.815637][  T685]  ? __kasan_check_write+0x14/0x20
[   75.815642][  T685]  ? cgroup_file_poll+0xd0/0xd0
[   75.820979][  T409] RAX: 0000000000000000 RBX: 1ffff92000106fa5 RCX: 0000000000000040
[   75.829189][  T685]  ? __mutex_lock_slowpath+0x10/0x10
[   75.829193][  T685]  ? cgroup_file_poll+0xd0/0xd0
[   75.829201][  T685]  kernfs_fop_write_iter+0x2e4/0x460
[   75.834442][  T409] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   75.834447][  T409] RBP: ffffc90000837db0 R08: 0000000000000000 R09: 0000000000000008
[   75.839259][  T685]  new_sync_write+0x358/0x6d0
[   75.839264][  T685]  ? new_sync_read+0x6d0/0x6d0
[   75.839272][  T685]  ? fsnotify+0x1110/0x1110
[   75.844688][  T409] R10: fffff52000106f91 R11: 0000000000000000 R12: ffffc90000837d48
[   75.844694][  T409] R13: 00000000ffffffff R14: dffffc0000000000 R15: ffff888114b40700
[   75.853680][  T685]  ? rw_verify_area+0xc3/0x2b0
[   75.853684][  T685]  ? __fget_light.part.0+0x19d/0x330
[   75.853688][  T685]  vfs_write+0x4f5/0x750
[   75.853694][  T685]  ksys_write+0x111/0x210
[   75.859297][  T409] FS:  0000555555dc8400(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000
[   75.864537][  T685]  ? __ia32_sys_read+0xa0/0xa0
[   75.869581][  T409] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.874044][  T685]  ? debug_smp_processor_id+0x17/0x20
[   75.880636][  T409] CR2: 00007f2a71ad9090 CR3: 000000010c7a3000 CR4: 00000000003506b0
[   75.885347][  T685]  ? fpregs_assert_state_consistent+0x49/0xb0
[   75.885360][  T685]  __x64_sys_write+0x6e/0xb0
[   75.889835][  T409] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   75.894914][  T685]  ? syscall_exit_to_user_mode+0x27/0x160
[   75.900272][  T409] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   75.908567][  T685]  do_syscall_64+0x32/0x80
[   75.908576][  T685]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   75.908584][  T685] RIP: 0033:0x7f9ceba820e9
[   75.913770][  T409] Call Trace:
[   75.919037][  T685] 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
[   75.919040][  T685] RSP: 002b:00007f9ceb9f8168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   75.919046][  T685] RAX: ffffffffffffffda RBX: 00007f9cebb94f60 RCX: 00007f9ceba820e9
[   75.919049][  T685] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   75.919054][  T685] RBP: 00007f9ceb9f81d0 R08: 0000000000000000 R09: 0000000000000000
[   75.924437][  T409]  ? namespace_unlock+0x331/0x3e0
[   75.929245][  T685] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   75.929247][  T685] R13: 00007ffe138f92df R14: 00007f9ceb9f8300 R15: 0000000000022000
[   76.135250][  T404]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   76.141515][  T409]  ? kern_unmount+0x57/0xb0
[   76.169539][  T404] RIP: 0033:0x7f391e822557
[   76.171720][  T409]  ? clone_private_mount+0x300/0x300
[   76.179280][  T404] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   76.179486][  T409]  ? dput+0xac/0x8a0
[   76.191150][  T404] RSP: 002b:00007fffeff84908 EFLAGS: 00000246
[   76.193300][  T409]  path_umount+0x684/0x1110
[   76.193307][  T409]  ? __detach_mounts+0x280/0x280
[   76.209983][  T404]  ORIG_RAX: 00000000000000a6
[   76.212810][  T409]  ? user_path_at_empty+0xa2/0xf0
[   76.212816][  T409]  __x64_sys_umount+0xfb/0x120
[   76.212823][  T409]  ? path_umount+0x1110/0x1110
[   76.225625][  T404] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f391e822557
[   76.228700][  T409]  ? exit_to_user_mode_prepare+0x6a/0xe0
[   76.237722][  T404] RDX: 00007fffeff849da RSI: 000000000000000a RDI: 00007fffeff849d0
[   76.254188][  T409]  do_syscall_64+0x32/0x80
[   76.283662][  T404] RBP: 00007fffeff849d0 R08: 00000000ffffffff R09: 00007fffeff847a0
[   76.284962][  T409]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   76.284968][  T409] RIP: 0033:0x7f7124af5557
[   76.297823][  T404] R10: 0000555557323ba3 R11: 0000000000000246 R12: 00007f391e87a1f8
[   76.298158][  T409] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   76.308610][  T404] R13: 00007fffeff85a90 R14: 0000555557323b00 R15: 00007fffeff85ad0
[   76.308616][  T404] ---[ end trace 9d9feaabe7274352 ]---
[   76.712922][  T409] RSP: 002b:00007ffeae140008 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   76.721584][  T409] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7124af5557
[   76.729997][  T409] RDX: 00007ffeae1400da RSI: 000000000000000a RDI: 00007ffeae1400d0
[   76.738224][  T409] RBP: 00007ffeae1400d0 R08: 00000000ffffffff R09: 00007ffeae13fea0
[   76.746611][  T409] R10: 0000555555dc9ba3 R11: 0000000000000246 R12: 00007f7124b4d1f8
[   76.754597][  T409] R13: 00007ffeae141190 R14: 0000555555dc9b00 R15: 00007ffeae1411d0
[   76.762794][  T409] ---[ end trace 9d9feaabe7274353 ]---
[   76.770350][  T415] ------------[ cut here ]------------
[   76.776004][  T415] WARNING: CPU: 1 PID: 415 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[   76.785277][  T415] Modules linked in:
[   76.789406][  T415] CPU: 1 PID: 415 Comm: syz-executor.5 Tainted: G        W         5.10.117-syzkaller #0
[   76.799938][  T415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   76.810454][  T415] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[   76.816172][  T415] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[   76.836784][  T415] RSP: 0018:ffffc90000907c28 EFLAGS: 00010286
[   76.843230][  T415] RAX: 0000000000000000 RBX: 1ffff92000120f8c RCX: 0000000000000040
[   76.851302][  T415] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   76.859288][  T415] RBP: ffffc90000907ce8 R08: 0000000000000000 R09: 0000000000000008
[   76.867342][  T415] R10: fffff52000120f78 R11: ffff8881f7356140 R12: ffffc90000907c80
[   76.875484][  T415] R13: 00000000ffffffff R14: dffffc0000000000 R15: ffff888114b41180
[   76.883864][  T415] FS:  0000555556c9b400(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000
[   76.893143][  T415] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.899814][  T415] CR2: 00007ffe138f7cf8 CR3: 000000010a028000 CR4: 00000000003506a0
[   76.908059][  T415] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   76.916110][  T415] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   76.924136][  T415] Call Trace:
[   76.927421][  T415]  ? __put_mountpoint.part.0+0x151/0x1b0
[   76.933030][  T415]  ? clone_private_mount+0x300/0x300
[   76.938315][  T415]  ? change_mnt_propagation+0x5df/0xd40
[   76.943921][  T415]  namespace_unlock+0x331/0x3e0
[   76.948781][  T415]  ? kern_unmount+0xb0/0xb0
[   76.953310][  T415]  ? unhash_mnt+0x3c0/0x3c0
[   76.957804][  T415]  path_umount+0x646/0x1110
[   76.962283][  T415]  ? __detach_mounts+0x280/0x280
[   76.967211][  T415]  ? user_path_at_empty+0xa2/0xf0
[   76.972338][  T415]  __x64_sys_umount+0xfb/0x120
[   76.977121][  T415]  ? path_umount+0x1110/0x1110
[   76.981856][  T415]  ? fpregs_assert_state_consistent+0x49/0xb0
[   76.988065][  T415]  ? exit_to_user_mode_prepare+0x30/0xe0
[   76.993776][  T415]  do_syscall_64+0x32/0x80
[   76.998201][  T415]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   77.004090][  T415] RIP: 0033:0x7f9ceba83557
[   77.008586][  T415] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   77.028809][  T415] RSP: 002b:00007ffe138f8438 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   77.037224][  T415] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9ceba83557
[   77.045174][  T415] RDX: 00007ffe138f850a RSI: 000000000000000a RDI: 00007ffe138f8500
[   77.053237][  T415] RBP: 00007ffe138f8500 R08: 00000000ffffffff R09: 00007ffe138f82d0
[   77.061211][  T415] R10: 0000555556c9cba3 R11: 0000000000000246 R12: 00007f9cebadb1f8
[   77.069451][  T415] R13: 00007ffe138f95c0 R14: 0000555556c9cb00 R15: 00007ffe138f9600
[   77.077429][  T415] ---[ end trace 9d9feaabe7274354 ]---
[   77.082971][  T415] ------------[ cut here ]------------
[   77.088443][  T415] WARNING: CPU: 1 PID: 415 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[   77.097363][  T415] Modules linked in:
[   77.101230][  T415] CPU: 1 PID: 415 Comm: syz-executor.5 Tainted: G        W         5.10.117-syzkaller #0
[   77.111104][  T415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   77.121345][  T415] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[   77.126985][  T415] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[   77.147114][  T415] RSP: 0018:ffffc90000907cf0 EFLAGS: 00010282
[   77.153250][  T415] RAX: 0000000000000000 RBX: 1ffff92000120fa5 RCX: 0000000000000040
[   77.161322][  T415] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   77.169319][  T415] RBP: ffffc90000907db0 R08: 0000000000000000 R09: 0000000000000008
[   77.177458][  T415] R10: fffff52000120f91 R11: ffff8881f7356140 R12: ffffc90000907d48
[   77.185597][  T415] R13: 00000000fffffffe R14: dffffc0000000000 R15: ffff888114b41180
[   77.193728][  T415] FS:  0000555556c9b400(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000
[   77.202676][  T415] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.209262][  T415] CR2: 00007ffe138f7cf8 CR3: 000000010a028000 CR4: 00000000003506a0
[   77.217271][  T415] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   77.225391][  T415] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   77.233442][  T415] Call Trace:
[   77.236732][  T415]  ? namespace_unlock+0x331/0x3e0
[   77.241737][  T415]  ? kern_unmount+0x57/0xb0
[   77.246250][  T415]  ? clone_private_mount+0x300/0x300
[   77.251926][  T415]  ? dput+0xac/0x8a0
[   77.255931][  T415]  path_umount+0x684/0x1110
[   77.260503][  T415]  ? __detach_mounts+0x280/0x280
[   77.265535][  T415]  ? user_path_at_empty+0xa2/0xf0
[   77.270656][  T415]  __x64_sys_umount+0xfb/0x120
[   77.275420][  T415]  ? path_umount+0x1110/0x1110
[   77.280543][  T415]  ? fpregs_assert_state_consistent+0x49/0xb0
[   77.286622][  T415]  ? exit_to_user_mode_prepare+0x30/0xe0
[   77.292236][  T415]  do_syscall_64+0x32/0x80
[   77.296660][  T415]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   77.302545][  T415] RIP: 0033:0x7f9ceba83557
[   77.307009][  T415] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   77.327744][  T415] RSP: 002b:00007ffe138f8438 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   77.336327][  T415] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9ceba83557
[   77.344290][  T415] RDX: 00007ffe138f850a RSI: 000000000000000a RDI: 00007ffe138f8500
[   77.352268][  T415] RBP: 00007ffe138f8500 R08: 00000000ffffffff R09: 00007ffe138f82d0
[   77.360232][  T415] R10: 0000555556c9cba3 R11: 0000000000000246 R12: 00007f9cebadb1f8
[   77.368646][  T415] R13: 00007ffe138f95c0 R14: 0000555556c9cb00 R15: 00007ffe138f9600
[   77.376968][  T415] ---[ end trace 9d9feaabe7274355 ]---
[   77.405696][  T688] FAULT_INJECTION: forcing a failure.
[   77.405696][  T688] name failslab, interval 1, probability 0, space 0, times 0
[   77.419450][  T688] CPU: 1 PID: 688 Comm: syz-executor.3 Tainted: G        W         5.10.117-syzkaller #0
[   77.429438][  T688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   77.439796][  T688] Call Trace:
[   77.443484][  T688]  dump_stack_lvl+0x81/0xac
[   77.448212][  T688]  dump_stack+0x10/0x12
[   77.452498][  T688]  should_fail.cold+0x5/0xa
[   77.457006][  T688]  __should_failslab+0xb6/0x100
[   77.462044][  T688]  should_failslab+0x9/0x20
[   77.466659][  T688]  __kmalloc_track_caller+0x63/0x380
[   77.472041][  T688]  ? __kernfs_new_node+0xaa/0x640
[   77.477130][  T688]  kstrdup_const+0x45/0x70
[   77.481541][  T688]  __kernfs_new_node+0xaa/0x640
[   77.486380][  T688]  ? kernfs_dop_revalidate+0x370/0x370
[   77.491831][  T688]  ? snprintf+0x9e/0xd0
[   77.496060][  T688]  ? vsprintf+0x20/0x20
[   77.500460][  T688]  ? kernfs_fop_write_iter+0x2e4/0x460
[   77.506088][  T688]  ? __x64_sys_write+0x6e/0xb0
[   77.510823][  T688]  kernfs_new_node+0x79/0x110
[   77.515755][  T688]  ? __kasan_check_write+0x14/0x20
[   77.521033][  T688]  __kernfs_create_file+0x24/0x270
[   77.526133][  T688]  cgroup_addrm_files+0x2bd/0x810
[   77.531194][  T688]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   77.536643][  T688]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   77.542273][  T688]  ? __radix_tree_replace+0xd0/0x250
[   77.547690][  T688]  ? idr_replace+0x138/0x150
[   77.552271][  T688]  ? idr_get_next+0x130/0x130
[   77.557201][  T688]  css_populate_dir+0x17a/0x400
[   77.562028][  T688]  cgroup_apply_control_enable+0x3a7/0xd60
[   77.568010][  T688]  cgroup_subtree_control_write+0x6d9/0xad0
[   77.574305][  T688]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   77.580537][  T688]  ? __schedule+0x6ec/0x1910
[   77.585398][  T688]  cgroup_file_write+0x193/0x740
[   77.590464][  T688]  ? __kasan_check_write+0x14/0x20
[   77.595567][  T688]  ? cgroup_file_poll+0xd0/0xd0
[   77.600488][  T688]  ? __mutex_lock_slowpath+0x10/0x10
[   77.607064][  T688]  ? cgroup_file_poll+0xd0/0xd0
[   77.612086][  T688]  kernfs_fop_write_iter+0x2e4/0x460
[   77.617621][  T688]  new_sync_write+0x358/0x6d0
[   77.622463][  T688]  ? ww_mutex_lock+0x1b0/0x1b0
[   77.627221][  T688]  ? new_sync_read+0x6d0/0x6d0
[   77.632074][  T688]  ? fsnotify+0x1110/0x1110
[   77.636558][  T688]  ? rw_verify_area+0xc3/0x2b0
[   77.641415][  T688]  ? __fget_light.part.0+0x19d/0x330
[   77.646854][  T688]  vfs_write+0x4f5/0x750
[   77.651250][  T688]  ksys_write+0x111/0x210
[   77.655552][  T688]  ? __ia32_sys_read+0xa0/0xa0
[   77.660374][  T688]  ? debug_smp_processor_id+0x17/0x20
[   77.665915][  T688]  ? fpregs_assert_state_consistent+0x49/0xb0
[   77.672064][  T688]  __x64_sys_write+0x6e/0xb0
[   77.676657][  T688]  ? syscall_exit_to_user_mode+0x27/0x160
[   77.682525][  T688]  do_syscall_64+0x32/0x80
[   77.687116][  T688]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   77.693081][  T688] RIP: 0033:0x7faae37c10e9
[   77.697692][  T688] 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
[   77.717963][  T688] RSP: 002b:00007faae3716168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   77.726688][  T688] RAX: ffffffffffffffda RBX: 00007faae38d4030 RCX: 00007faae37c10e9
[   77.735646][  T688] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   77.743841][  T688] RBP: 00007faae37161d0 R08: 0000000000000000 R09: 0000000000000000
[   77.751894][  T688] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   77.760111][  T688] R13: 00007ffc4c31006f R14: 00007faae3716300 R15: 0000000000022000
[   77.769786][  T688] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   77.778592][  T411] ------------[ cut here ]------------
[   77.784085][  T411] WARNING: CPU: 1 PID: 411 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[   77.793419][  T411] Modules linked in:
[   77.797881][  T411] CPU: 1 PID: 411 Comm: syz-executor.3 Tainted: G        W         5.10.117-syzkaller #0
[   77.807838][  T411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   77.818098][  T411] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[   77.823726][  T411] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[   77.843542][  T411] RSP: 0018:ffffc900008c7c28 EFLAGS: 00010282
[   77.849690][  T411] RAX: 0000000000000000 RBX: 1ffff92000118f8c RCX: 0000000000000040
[   77.857752][  T411] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   77.865747][  T411] RBP: ffffc900008c7ce8 R08: 0000000000000000 R09: 0000000000000008
[   77.873801][  T411] R10: fffff52000118f78 R11: ffff8881f7356140 R12: ffffc900008c7c80
[   77.881852][  T411] R13: 00000000fffffffd R14: dffffc0000000000 R15: ffff8881137e0540
[   77.889919][  T411] FS:  00005555563ba400(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000
[   77.899036][  T411] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.905610][  T411] CR2: 00007ffc4c30eff8 CR3: 000000010c6f8000 CR4: 00000000003506a0
[   77.913853][  T411] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   77.921902][  T411] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   77.929869][  T411] Call Trace:
[   77.933145][  T411]  ? __put_mountpoint.part.0+0x151/0x1b0
[   77.940262][  T411]  ? clone_private_mount+0x300/0x300
[   77.945795][  T411]  ? change_mnt_propagation+0x5df/0xd40
[   77.951426][  T411]  namespace_unlock+0x331/0x3e0
[   77.956266][  T411]  ? kern_unmount+0xb0/0xb0
[   77.960858][  T411]  ? unhash_mnt+0x3c0/0x3c0
[   77.965361][  T411]  path_umount+0x646/0x1110
[   77.969836][  T411]  ? __detach_mounts+0x280/0x280
[   77.974758][  T411]  ? user_path_at_empty+0xa2/0xf0
[   77.979786][  T411]  __x64_sys_umount+0xfb/0x120
[   77.984609][  T411]  ? path_umount+0x1110/0x1110
[   77.989371][  T411]  ? fpregs_assert_state_consistent+0x49/0xb0
[   77.995564][  T411]  ? exit_to_user_mode_prepare+0x30/0xe0
[   78.001182][  T411]  do_syscall_64+0x32/0x80
[   78.005729][  T411]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   78.011601][  T411] RIP: 0033:0x7faae37c2557
[   78.016101][  T411] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   78.036352][  T411] RSP: 002b:00007ffc4c30f1c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   78.044883][  T411] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007faae37c2557
2022/06/09 07:29:00 executed programs: 100
[   78.053165][  T411] RDX: 00007ffc4c30f29a RSI: 000000000000000a RDI: 00007ffc4c30f290
[   78.061160][  T411] RBP: 00007ffc4c30f290 R08: 00000000ffffffff R09: 00007ffc4c30f060
[   78.069362][  T411] R10: 00005555563bbba3 R11: 0000000000000246 R12: 00007faae381a1f8
[   78.077408][  T411] R13: 00007ffc4c310350 R14: 00005555563bbb00 R15: 00007ffc4c310390
[   78.085412][  T411] ---[ end trace 9d9feaabe7274356 ]---
[   78.091773][  T411] ------------[ cut here ]------------
[   78.097440][  T411] WARNING: CPU: 1 PID: 411 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[   78.106476][  T411] Modules linked in:
[   78.110352][  T411] CPU: 1 PID: 411 Comm: syz-executor.3 Tainted: G        W         5.10.117-syzkaller #0
[   78.120406][  T411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   78.131808][  T411] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[   78.137522][  T411] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[   78.157393][  T411] RSP: 0018:ffffc900008c7cf0 EFLAGS: 00010286
[   78.163635][  T411] RAX: 0000000000000000 RBX: 1ffff92000118fa5 RCX: 0000000000000040
[   78.171619][  T411] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   78.179686][  T411] RBP: ffffc900008c7db0 R08: 0000000000000000 R09: 0000000000000008
[   78.187747][  T411] R10: fffff52000118f91 R11: ffff8881f7356140 R12: ffffc900008c7d48
[   78.195714][  T411] R13: 00000000fffffffc R14: dffffc0000000000 R15: ffff8881137e0540
[   78.203692][  T411] FS:  00005555563ba400(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000
[   78.213584][  T411] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.220342][  T411] CR2: 00007ffc4c30eff8 CR3: 000000010c6f8000 CR4: 00000000003506a0
[   78.228496][  T411] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   78.236460][  T411] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   78.244397][  T411] Call Trace:
[   78.247772][  T411]  ? namespace_unlock+0x331/0x3e0
[   78.252863][  T411]  ? kern_unmount+0x57/0xb0
[   78.257378][  T411]  ? clone_private_mount+0x300/0x300
[   78.262644][  T411]  ? dput+0xac/0x8a0
[   78.266620][  T411]  path_umount+0x684/0x1110
[   78.272052][  T411]  ? __detach_mounts+0x280/0x280
[   78.276996][  T411]  ? user_path_at_empty+0xa2/0xf0
[   78.282434][  T411]  __x64_sys_umount+0xfb/0x120
[   78.287302][  T411]  ? path_umount+0x1110/0x1110
[   78.292045][  T411]  ? fpregs_assert_state_consistent+0x49/0xb0
[   78.298117][  T411]  ? exit_to_user_mode_prepare+0x30/0xe0
[   78.303724][  T411]  do_syscall_64+0x32/0x80
[   78.308235][  T411]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   78.314137][  T411] RIP: 0033:0x7faae37c2557
[   78.318668][  T411] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   78.338732][  T411] RSP: 002b:00007ffc4c30f1c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   78.347238][  T411] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007faae37c2557
[   78.355391][  T411] RDX: 00007ffc4c30f29a RSI: 000000000000000a RDI: 00007ffc4c30f290
[   78.363579][  T411] RBP: 00007ffc4c30f290 R08: 00000000ffffffff R09: 00007ffc4c30f060
[   78.371691][  T411] R10: 00005555563bbba3 R11: 0000000000000246 R12: 00007faae381a1f8
[   78.379773][  T411] R13: 00007ffc4c310350 R14: 00005555563bbb00 R15: 00007ffc4c310390
[   78.388417][  T411] ---[ end trace 9d9feaabe7274357 ]---
[   78.395751][  T703] FAULT_INJECTION: forcing a failure.
[   78.395751][  T703] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[   78.409534][  T703] CPU: 0 PID: 703 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[   78.419864][  T703] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   78.430081][  T703] Call Trace:
[   78.433350][  T703]  dump_stack_lvl+0x81/0xac
[   78.437942][  T703]  dump_stack+0x10/0x12
[   78.442175][  T703]  should_fail.cold+0x5/0xa
[   78.446771][  T703]  should_fail_alloc_page+0x50/0x60
[   78.451955][  T703]  __alloc_pages_nodemask+0x146/0x1fc0
[   78.457523][  T703]  ? security_kernfs_init_security+0x42/0x80
[   78.463572][  T703]  ? __kernfs_new_node+0x423/0x640
[   78.468685][  T703]  ? __this_cpu_preempt_check+0x13/0x20
[   78.474497][  T703]  ? warn_alloc+0x190/0x190
[   78.479124][  T703]  ? __kasan_check_write+0x14/0x20
[   78.484327][  T703]  ? mutex_lock+0x79/0xd0
[   78.488788][  T703]  ? cgroup_file_name+0x210/0x210
[   78.493892][  T703]  ? _raw_spin_lock+0x110/0x110
[   78.499091][  T703]  allocate_slab+0x30f/0x460
[   78.503744][  T703]  ? cgroup_addrm_files+0x376/0x810
[   78.509268][  T703]  ___slab_alloc.constprop.0+0x339/0x750
[   78.514985][  T703]  ? pids_css_alloc+0x3c/0x130
[   78.519739][  T703]  ? pids_css_alloc+0x3c/0x130
[   78.524678][  T703]  kmem_cache_alloc_trace+0x4aa/0x520
[   78.530033][  T703]  pids_css_alloc+0x3c/0x130
[   78.534608][  T703]  cgroup_apply_control_enable+0x410/0xd60
[   78.540395][  T703]  cgroup_subtree_control_write+0x6d9/0xad0
[   78.546639][  T703]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   78.552774][  T703]  ? __schedule+0x6ec/0x1910
[   78.557376][  T703]  cgroup_file_write+0x193/0x740
[   78.562315][  T703]  ? __kasan_check_write+0x14/0x20
[   78.567548][  T703]  ? cgroup_file_poll+0xd0/0xd0
[   78.572493][  T703]  ? __mutex_lock_slowpath+0x10/0x10
[   78.577766][  T703]  ? cgroup_file_poll+0xd0/0xd0
[   78.582641][  T703]  kernfs_fop_write_iter+0x2e4/0x460
[   78.588024][  T703]  new_sync_write+0x358/0x6d0
[   78.592672][  T703]  ? ww_mutex_lock+0x1b0/0x1b0
[   78.597401][  T703]  ? new_sync_read+0x6d0/0x6d0
[   78.602147][  T703]  ? fsnotify+0x1110/0x1110
[   78.606626][  T703]  ? rw_verify_area+0xc3/0x2b0
[   78.611369][  T703]  ? __fget_light.part.0+0x19d/0x330
[   78.616642][  T703]  vfs_write+0x4f5/0x750
[   78.620950][  T703]  ksys_write+0x111/0x210
[   78.625254][  T703]  ? __ia32_sys_read+0xa0/0xa0
[   78.629998][  T703]  ? debug_smp_processor_id+0x17/0x20
[   78.635348][  T703]  ? fpregs_assert_state_consistent+0x49/0xb0
[   78.641387][  T703]  __x64_sys_write+0x6e/0xb0
[   78.645943][  T703]  ? syscall_exit_to_user_mode+0x27/0x160
[   78.651632][  T703]  do_syscall_64+0x32/0x80
[   78.656014][  T703]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   78.661873][  T703] RIP: 0033:0x7f7124af40e9
[   78.666274][  T703] 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
[   78.685862][  T703] RSP: 002b:00007f7124a49168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   78.694255][  T703] RAX: ffffffffffffffda RBX: 00007f7124c07030 RCX: 00007f7124af40e9
[   78.702197][  T703] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   78.710246][  T703] RBP: 00007f7124a491d0 R08: 0000000000000000 R09: 0000000000000000
[   78.718205][  T703] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   78.726144][  T703] R13: 00007ffeae140eaf R14: 00007f7124a49300 R15: 0000000000022000
[   78.737273][  T409] ------------[ cut here ]------------
[   78.742747][  T409] WARNING: CPU: 0 PID: 409 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[   78.751815][  T409] Modules linked in:
[   78.755701][  T409] CPU: 0 PID: 409 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[   78.765475][  T409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   78.775510][  T409] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[   78.781116][  T409] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[   78.800797][  T409] RSP: 0018:ffffc90000837c28 EFLAGS: 00010286
[   78.806937][  T409] RAX: 0000000000000000 RBX: 1ffff92000106f8c RCX: 0000000000000040
[   78.814877][  T409] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   78.822829][  T409] RBP: ffffc90000837ce8 R08: 0000000000000000 R09: 0000000000000008
[   78.830992][  T409] R10: fffff52000106f78 R11: ffff8881f7256140 R12: ffffc90000837c80
[   78.838972][  T409] R13: 00000000ffffffff R14: dffffc0000000000 R15: ffff8881137e1c00
[   78.846924][  T409] FS:  0000555555dc8400(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000
[   78.856126][  T409] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.862770][  T409] CR2: 0000555555dd1b38 CR3: 000000010c7a3000 CR4: 00000000003506b0
[   78.870814][  T409] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   78.878864][  T409] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   78.886849][  T409] Call Trace:
[   78.890109][  T409]  ? __put_mountpoint.part.0+0x151/0x1b0
[   78.895726][  T409]  ? clone_private_mount+0x300/0x300
[   78.900988][  T409]  ? change_mnt_propagation+0x5df/0xd40
[   78.906527][  T409]  namespace_unlock+0x331/0x3e0
[   78.911438][  T409]  ? kern_unmount+0xb0/0xb0
[   78.915931][  T409]  ? unhash_mnt+0x3c0/0x3c0
[   78.920411][  T409]  path_umount+0x646/0x1110
[   78.924976][  T409]  ? __detach_mounts+0x280/0x280
[   78.929909][  T409]  ? user_path_at_empty+0xa2/0xf0
[   78.934996][  T409]  __x64_sys_umount+0xfb/0x120
[   78.939752][  T409]  ? path_umount+0x1110/0x1110
[   78.944574][  T409]  ? fpregs_assert_state_consistent+0x49/0xb0
[   78.951185][  T409]  ? exit_to_user_mode_prepare+0x30/0xe0
[   78.956803][  T409]  do_syscall_64+0x32/0x80
[   78.961189][  T409]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   78.967075][  T409] RIP: 0033:0x7f7124af5557
[   78.971479][  T409] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   78.991624][  T409] RSP: 002b:00007ffeae140008 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   79.000602][  T409] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7124af5557
[   79.008590][  T409] RDX: 00007ffeae1400da RSI: 000000000000000a RDI: 00007ffeae1400d0
[   79.016818][  T409] RBP: 00007ffeae1400d0 R08: 00000000ffffffff R09: 00007ffeae13fea0
[   79.024765][  T409] R10: 0000555555dc9ba3 R11: 0000000000000246 R12: 00007f7124b4d1f8
[   79.032771][  T409] R13: 00007ffeae141190 R14: 0000555555dc9b00 R15: 00007ffeae1411d0
[   79.040837][  T409] ---[ end trace 9d9feaabe7274358 ]---
[   79.046548][  T409] ------------[ cut here ]------------
[   79.051992][  T409] WARNING: CPU: 0 PID: 409 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[   79.061121][  T409] Modules linked in:
[   79.065019][  T409] CPU: 0 PID: 409 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[   79.075385][  T409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   79.085789][  T409] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[   79.091496][  T409] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[   79.112149][  T409] RSP: 0018:ffffc90000837cf0 EFLAGS: 00010282
[   79.118456][  T409] RAX: 0000000000000000 RBX: 1ffff92000106fa5 RCX: 0000000000000040
[   79.131582][  T409] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   79.139916][  T409] RBP: ffffc90000837db0 R08: 0000000000000000 R09: 0000000000000008
[   79.148332][  T409] R10: fffff52000106f91 R11: ffff8881f7256140 R12: ffffc90000837d48
[   79.156685][  T409] R13: 00000000fffffffe R14: dffffc0000000000 R15: ffff8881137e1c00
[   79.164798][  T409] FS:  0000555555dc8400(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000
[   79.173820][  T409] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.180574][  T409] CR2: 0000555555dd1b38 CR3: 000000010c7a3000 CR4: 00000000003506b0
[   79.196175][  T409] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   79.204511][  T409] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   79.212583][  T409] Call Trace:
[   79.217347][  T409]  ? namespace_unlock+0x331/0x3e0
[   79.224049][  T409]  ? kern_unmount+0x57/0xb0
[   79.228738][  T409]  ? clone_private_mount+0x300/0x300
[   79.234021][  T409]  ? dput+0xac/0x8a0
[   79.237981][  T409]  path_umount+0x684/0x1110
[   79.242504][  T409]  ? __detach_mounts+0x280/0x280
[   79.247438][  T409]  ? user_path_at_empty+0xa2/0xf0
[   79.252459][  T409]  __x64_sys_umount+0xfb/0x120
[   79.257451][  T409]  ? path_umount+0x1110/0x1110
[   79.262516][  T409]  ? fpregs_assert_state_consistent+0x49/0xb0
[   79.268864][  T409]  ? exit_to_user_mode_prepare+0x30/0xe0
[   79.275172][  T409]  do_syscall_64+0x32/0x80
[   79.279657][  T409]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   79.287370][  T409] RIP: 0033:0x7f7124af5557
[   79.291942][  T409] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   79.311653][  T409] RSP: 002b:00007ffeae140008 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   79.320620][  T409] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7124af5557
[   79.328877][  T409] RDX: 00007ffeae1400da RSI: 000000000000000a RDI: 00007ffeae1400d0
[   79.337015][  T409] RBP: 00007ffeae1400d0 R08: 00000000ffffffff R09: 00007ffeae13fea0
[   79.345161][  T409] R10: 0000555555dc9ba3 R11: 0000000000000246 R12: 00007f7124b4d1f8
[   79.353835][  T409] R13: 00007ffeae141190 R14: 0000555555dc9b00 R15: 00007ffeae1411d0
[   79.362240][  T409] ---[ end trace 9d9feaabe7274359 ]---
[   79.375604][  T701] FAULT_INJECTION: forcing a failure.
[   79.375604][  T701] name failslab, interval 1, probability 0, space 0, times 0
[   79.388556][  T701] CPU: 0 PID: 701 Comm: syz-executor.0 Tainted: G        W         5.10.117-syzkaller #0
[   79.398827][  T701] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   79.409493][  T701] Call Trace:
[   79.412771][  T701]  dump_stack_lvl+0x81/0xac
[   79.417343][  T701]  dump_stack+0x10/0x12
[   79.421488][  T701]  should_fail.cold+0x5/0xa
[   79.425964][  T701]  __should_failslab+0xb6/0x100
[   79.430802][  T701]  should_failslab+0x9/0x20
[   79.435280][  T701]  __kmalloc_track_caller+0x63/0x380
[   79.440543][  T701]  ? __kernfs_new_node+0xaa/0x640
[   79.445589][  T701]  kstrdup_const+0x45/0x70
[   79.449985][  T701]  __kernfs_new_node+0xaa/0x640
[   79.454822][  T701]  ? kernfs_dop_revalidate+0x370/0x370
[   79.460356][  T701]  ? snprintf+0x9e/0xd0
[   79.464495][  T701]  ? vsprintf+0x20/0x20
[   79.468728][  T701]  ? kernfs_fop_write_iter+0x2e4/0x460
[   79.474167][  T701]  ? __x64_sys_write+0x6e/0xb0
[   79.478992][  T701]  kernfs_new_node+0x79/0x110
[   79.483748][  T701]  ? __kasan_check_write+0x14/0x20
[   79.488836][  T701]  __kernfs_create_file+0x24/0x270
[   79.494103][  T701]  cgroup_addrm_files+0x2bd/0x810
[   79.499279][  T701]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   79.504455][  T701]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   79.509991][  T701]  ? __radix_tree_replace+0xd0/0x250
[   79.515251][  T701]  ? idr_replace+0x138/0x150
[   79.520024][  T701]  ? idr_get_next+0x130/0x130
[   79.525336][  T701]  css_populate_dir+0x17a/0x400
[   79.531849][  T701]  cgroup_apply_control_enable+0x3a7/0xd60
[   79.537728][  T701]  cgroup_subtree_control_write+0x6d9/0xad0
[   79.543730][  T701]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   79.549877][  T701]  ? __schedule+0x6ec/0x1910
[   79.554626][  T701]  cgroup_file_write+0x193/0x740
[   79.559627][  T701]  ? __kasan_check_write+0x14/0x20
[   79.564821][  T701]  ? cgroup_file_poll+0xd0/0xd0
[   79.569655][  T701]  ? __mutex_lock_slowpath+0x10/0x10
[   79.575014][  T701]  ? cgroup_file_poll+0xd0/0xd0
[   79.579895][  T701]  kernfs_fop_write_iter+0x2e4/0x460
[   79.585348][  T701]  new_sync_write+0x358/0x6d0
[   79.590024][  T701]  ? ww_mutex_lock+0x1b0/0x1b0
[   79.594802][  T701]  ? new_sync_read+0x6d0/0x6d0
[   79.599830][  T701]  ? fsnotify+0x1110/0x1110
[   79.604406][  T701]  ? rw_verify_area+0xc3/0x2b0
[   79.609360][  T701]  ? __fget_light.part.0+0x19d/0x330
[   79.614729][  T701]  vfs_write+0x4f5/0x750
[   79.619035][  T701]  ksys_write+0x111/0x210
[   79.623341][  T701]  ? __ia32_sys_read+0xa0/0xa0
[   79.628091][  T701]  ? debug_smp_processor_id+0x17/0x20
[   79.633554][  T701]  ? fpregs_assert_state_consistent+0x49/0xb0
[   79.639598][  T701]  __x64_sys_write+0x6e/0xb0
[   79.644336][  T701]  ? syscall_exit_to_user_mode+0x27/0x160
[   79.650034][  T701]  do_syscall_64+0x32/0x80
[   79.654429][  T701]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   79.660421][  T701] RIP: 0033:0x7f391e8210e9
[   79.664894][  T701] 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
[   79.684823][  T701] RSP: 002b:00007f391e776168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   79.694096][  T701] RAX: ffffffffffffffda RBX: 00007f391e934030 RCX: 00007f391e8210e9
[   79.702317][  T701] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   79.710622][  T701] RBP: 00007f391e7761d0 R08: 0000000000000000 R09: 0000000000000000
[   79.718794][  T701] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   79.727555][  T701] R13: 00007fffeff857af R14: 00007f391e776300 R15: 0000000000022000
[   79.736553][  T701] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   79.775651][  T702] FAULT_INJECTION: forcing a failure.
[   79.775651][  T702] name failslab, interval 1, probability 0, space 0, times 0
[   79.788693][  T702] CPU: 1 PID: 702 Comm: syz-executor.5 Tainted: G        W         5.10.117-syzkaller #0
[   79.798684][  T702] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   79.808888][  T702] Call Trace:
[   79.812157][  T702]  dump_stack_lvl+0x81/0xac
[   79.816723][  T702]  dump_stack+0x10/0x12
[   79.820948][  T702]  should_fail.cold+0x5/0xa
[   79.825458][  T702]  ? cgroup_exit_cftypes+0x150/0x150
[   79.830925][  T702]  ? percpu_ref_init+0xb6/0x300
[   79.835859][  T702]  __should_failslab+0xb6/0x100
[   79.840719][  T702]  should_failslab+0x9/0x20
[   79.845285][  T702]  kmem_cache_alloc_trace+0x2d/0x520
[   79.851343][  T702]  ? cgroup_exit_cftypes+0x150/0x150
[   79.856889][  T702]  percpu_ref_init+0xb6/0x300
[   79.861649][  T702]  cgroup_apply_control_enable+0x464/0xd60
[   79.867447][  T702]  cgroup_subtree_control_write+0x6d9/0xad0
[   79.873314][  T702]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   79.879534][  T702]  ? __schedule+0x6ec/0x1910
[   79.884323][  T702]  cgroup_file_write+0x193/0x740
[   79.889315][  T702]  ? __kasan_check_write+0x14/0x20
[   79.894570][  T702]  ? cgroup_file_poll+0xd0/0xd0
[   79.899616][  T702]  ? __mutex_lock_slowpath+0x10/0x10
[   79.904989][  T702]  ? cgroup_file_poll+0xd0/0xd0
[   79.909831][  T702]  kernfs_fop_write_iter+0x2e4/0x460
[   79.915192][  T702]  new_sync_write+0x358/0x6d0
[   79.920030][  T702]  ? ww_mutex_lock+0x1b0/0x1b0
[   79.924771][  T702]  ? new_sync_read+0x6d0/0x6d0
[   79.929507][  T702]  ? fsnotify+0x1110/0x1110
[   79.934113][  T702]  ? rw_verify_area+0xc3/0x2b0
[   79.938956][  T702]  ? __fget_light.part.0+0x19d/0x330
[   79.946306][  T702]  vfs_write+0x4f5/0x750
[   79.950542][  T702]  ksys_write+0x111/0x210
[   79.954867][  T702]  ? __ia32_sys_read+0xa0/0xa0
[   79.959630][  T702]  ? debug_smp_processor_id+0x17/0x20
[   79.964979][  T702]  ? fpregs_assert_state_consistent+0x49/0xb0
[   79.971201][  T702]  __x64_sys_write+0x6e/0xb0
[   79.975861][  T702]  ? syscall_exit_to_user_mode+0x27/0x160
[   79.981811][  T702]  do_syscall_64+0x32/0x80
[   79.986217][  T702]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   79.992262][  T702] RIP: 0033:0x7f9ceba820e9
[   79.996680][  T702] 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
[   80.016567][  T702] RSP: 002b:00007f9ceb9d7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   80.025324][  T702] RAX: ffffffffffffffda RBX: 00007f9cebb95030 RCX: 00007f9ceba820e9
[   80.033362][  T702] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   80.041486][  T702] RBP: 00007f9ceb9d71d0 R08: 0000000000000000 R09: 0000000000000000
[   80.049573][  T702] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   80.057525][  T702] R13: 00007ffe138f92df R14: 00007f9ceb9d7300 R15: 0000000000022000
[   80.095453][  T691] FAULT_INJECTION: forcing a failure.
[   80.095453][  T691] name failslab, interval 1, probability 0, space 0, times 0
[   80.108315][  T691] CPU: 1 PID: 691 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[   80.118091][  T691] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   80.128833][  T691] Call Trace:
[   80.132137][  T691]  dump_stack_lvl+0x81/0xac
[   80.136633][  T691]  dump_stack+0x10/0x12
[   80.140895][  T691]  should_fail.cold+0x5/0xa
[   80.145469][  T691]  __should_failslab+0xb6/0x100
[   80.151000][  T691]  should_failslab+0x9/0x20
[   80.155858][  T691]  __kmalloc_track_caller+0x63/0x380
[   80.161121][  T691]  ? __kernfs_new_node+0xaa/0x640
[   80.166352][  T691]  kstrdup_const+0x45/0x70
[   80.170844][  T691]  __kernfs_new_node+0xaa/0x640
[   80.175827][  T691]  ? kernfs_dop_revalidate+0x370/0x370
[   80.181263][  T691]  ? snprintf+0x9e/0xd0
[   80.185391][  T691]  ? vsprintf+0x20/0x20
[   80.189617][  T691]  ? kernfs_fop_write_iter+0x2e4/0x460
[   80.195065][  T691]  ? __x64_sys_write+0x6e/0xb0
[   80.199853][  T691]  kernfs_new_node+0x79/0x110
[   80.204600][  T691]  ? __kasan_check_write+0x14/0x20
[   80.209790][  T691]  __kernfs_create_file+0x24/0x270
[   80.215079][  T691]  cgroup_addrm_files+0x2bd/0x810
[   80.220082][  T691]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   80.225265][  T691]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   80.230637][  T691]  ? __radix_tree_replace+0xd0/0x250
[   80.235912][  T691]  ? idr_replace+0x138/0x150
[   80.240910][  T691]  ? idr_get_next+0x130/0x130
[   80.245576][  T691]  css_populate_dir+0x17a/0x400
[   80.250488][  T691]  cgroup_apply_control_enable+0x3a7/0xd60
[   80.256401][  T691]  cgroup_subtree_control_write+0x6d9/0xad0
[   80.262353][  T691]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   80.268532][  T691]  ? __schedule+0x6ec/0x1910
[   80.273333][  T691]  cgroup_file_write+0x193/0x740
[   80.278251][  T691]  ? __kasan_check_write+0x14/0x20
[   80.283421][  T691]  ? cgroup_file_poll+0xd0/0xd0
[   80.288242][  T691]  ? __mutex_lock_slowpath+0x10/0x10
[   80.293504][  T691]  ? cgroup_file_poll+0xd0/0xd0
[   80.298319][  T691]  kernfs_fop_write_iter+0x2e4/0x460
[   80.303570][  T691]  new_sync_write+0x358/0x6d0
[   80.308213][  T691]  ? ww_mutex_lock+0x1b0/0x1b0
[   80.312942][  T691]  ? new_sync_read+0x6d0/0x6d0
[   80.317691][  T691]  ? fsnotify+0x1110/0x1110
[   80.322169][  T691]  ? rw_verify_area+0xc3/0x2b0
[   80.326915][  T691]  ? __fget_light.part.0+0x19d/0x330
[   80.332346][  T691]  vfs_write+0x4f5/0x750
[   80.336555][  T691]  ksys_write+0x111/0x210
[   80.340847][  T691]  ? __ia32_sys_read+0xa0/0xa0
[   80.345593][  T691]  ? debug_smp_processor_id+0x17/0x20
[   80.350965][  T691]  ? fpregs_assert_state_consistent+0x49/0xb0
[   80.357013][  T691]  __x64_sys_write+0x6e/0xb0
[   80.361575][  T691]  ? syscall_exit_to_user_mode+0x27/0x160
[   80.367260][  T691]  do_syscall_64+0x32/0x80
[   80.371655][  T691]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   80.377514][  T691] RIP: 0033:0x7fb841a360e9
[   80.381895][  T691] 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
[   80.401467][  T691] RSP: 002b:00007fb84198b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   80.409846][  T691] RAX: ffffffffffffffda RBX: 00007fb841b49030 RCX: 00007fb841a360e9
[   80.417785][  T691] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   80.425725][  T691] RBP: 00007fb84198b1d0 R08: 0000000000000000 R09: 0000000000000000
[   80.433663][  T691] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   80.441601][  T691] R13: 00007ffdd2c6dfbf R14: 00007fb84198b300 R15: 0000000000022000
[   80.451524][  T691] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   80.461868][  T406] ------------[ cut here ]------------
[   80.467367][  T406] WARNING: CPU: 0 PID: 406 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[   80.476414][  T406] Modules linked in:
[   80.480417][  T406] CPU: 0 PID: 406 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[   80.490248][  T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   80.500314][  T406] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[   80.505955][  T406] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[   80.527293][  T406] RSP: 0018:ffffc90000787cf0 EFLAGS: 00010286
[   80.533510][  T406] RAX: 0000000000000000 RBX: 1ffff920000f0fa5 RCX: 0000000000000040
[   80.541481][  T406] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   80.549539][  T406] RBP: ffffc90000787db0 R08: 0000000000000000 R09: 0000000000000008
[   80.557512][  T406] R10: fffff520000f0f91 R11: 0000000000000000 R12: ffffc90000787d48
[   80.565577][  T406] R13: 00000000ffffffff R14: dffffc0000000000 R15: ffff888114b41c00
[   80.573528][  T406] FS:  0000555556504400(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000
[   80.582467][  T406] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   80.589072][  T406] CR2: 00007faae38d5090 CR3: 000000010bc00000 CR4: 00000000003506b0
[   80.597228][  T406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   80.605200][  T406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   80.613248][  T406] Call Trace:
[   80.616556][  T406]  ? namespace_unlock+0x331/0x3e0
[   80.621566][  T406]  ? kern_unmount+0x57/0xb0
[   80.626065][  T406]  ? clone_private_mount+0x300/0x300
[   80.631343][  T406]  ? dput+0xac/0x8a0
[   80.635238][  T406]  path_umount+0x684/0x1110
[   80.639724][  T406]  ? __detach_mounts+0x280/0x280
[   80.644628][  T406]  ? user_path_at_empty+0xa2/0xf0
[   80.649676][  T406]  __x64_sys_umount+0xfb/0x120
[   80.654432][  T406]  ? path_umount+0x1110/0x1110
[   80.659198][  T406]  ? fpregs_assert_state_consistent+0x49/0xb0
[   80.665872][  T406]  ? exit_to_user_mode_prepare+0x30/0xe0
[   80.671475][  T406]  do_syscall_64+0x32/0x80
[   80.675994][  T406]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   80.681946][  T406] RIP: 0033:0x7fb841a37557
[   80.686354][  T406] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   80.707109][  T406] RSP: 002b:00007ffdd2c6d118 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   80.715522][  T406] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb841a37557
[   80.723477][  T406] RDX: 00007ffdd2c6d1ea RSI: 000000000000000a RDI: 00007ffdd2c6d1e0
[   80.731717][  T406] RBP: 00007ffdd2c6d1e0 R08: 00000000ffffffff R09: 00007ffdd2c6cfb0
[   80.740166][  T406] R10: 0000555556505ba3 R11: 0000000000000246 R12: 00007fb841a8f1f8
[   80.748318][  T406] R13: 00007ffdd2c6e2a0 R14: 0000555556505b00 R15: 00007ffdd2c6e2e0
[   80.756303][  T406] ---[ end trace 9d9feaabe727435a ]---
[   80.762534][  T406] ------------[ cut here ]------------
[   80.768802][  T406] WARNING: CPU: 0 PID: 406 at fs/namespace.c:1109 cleanup_mnt+0x398/0x4e0
[   80.777551][  T406] Modules linked in:
[   80.781706][  T406] CPU: 0 PID: 406 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[   80.785503][  T734] FAULT_INJECTION: forcing a failure.
[   80.785503][  T734] name failslab, interval 1, probability 0, space 0, times 0
[   80.792062][  T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   80.805544][  T734] CPU: 1 PID: 734 Comm: syz-executor.4 Tainted: G        W         5.10.117-syzkaller #0
[   80.815397][  T406] RIP: 0010:cleanup_mnt+0x398/0x4e0
[   80.825378][  T734] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   80.825380][  T734] Call Trace:
[   80.825389][  T734]  dump_stack_lvl+0x81/0xac
[   80.825392][  T734]  dump_stack+0x10/0x12
[   80.825397][  T734]  should_fail.cold+0x5/0xa
[   80.825402][  T734]  __should_failslab+0xb6/0x100
[   80.825406][  T734]  should_failslab+0x9/0x20
[   80.825411][  T734]  __kmalloc_track_caller+0x63/0x380
[   80.825415][  T734]  ? __kernfs_new_node+0xaa/0x640
[   80.825420][  T734]  kstrdup_const+0x45/0x70
[   80.825423][  T734]  __kernfs_new_node+0xaa/0x640
[   80.825426][  T734]  ? kernfs_dop_revalidate+0x370/0x370
[   80.825432][  T734]  ? __this_cpu_preempt_check+0x13/0x20
[   80.825437][  T734]  ? snprintf+0x9e/0xd0
[   80.825443][  T734]  ? vsprintf+0x20/0x20
[   80.831554][  T406] Code: c7 c7 60 6f 8f 85 e8 07 59 99 00 48 8d 7b 58 48 c7 c6 b0 56 99 81 e8 a7 95 b1 ff 48 83 c4 20 5b 41 5c 41 5d 41 5e 41 5f 5d c3 <0f> 0b e9 55 fd ff ff 48 89 df e8 b9 62 05 00 e9 78 fd ff ff e8 bf
[   80.841400][  T734]  ? kernfs_fop_write_iter+0x2e4/0x460
[   80.841406][  T734]  ? __x64_sys_write+0x6e/0xb0
[   80.841410][  T734]  kernfs_new_node+0x79/0x110
[   80.841416][  T734]  ? __kasan_check_write+0x14/0x20
[   80.841423][  T734]  __kernfs_create_file+0x24/0x270
[   80.844682][  T406] RSP: 0018:ffffc90000787e40 EFLAGS: 00010286
[   80.849166][  T734]  cgroup_addrm_files+0x2bd/0x810
[   80.849171][  T734]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   80.849177][  T734]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   80.849184][  T734]  ? __radix_tree_replace+0xd0/0x250
[   80.853308][  T406] 
[   80.857968][  T734]  ? idr_replace+0x138/0x150
[   80.857971][  T734]  ? idr_get_next+0x130/0x130
[   80.857975][  T734]  css_populate_dir+0x17a/0x400
[   80.857980][  T734]  cgroup_apply_control_enable+0x3a7/0xd60
[   80.857985][  T734]  cgroup_subtree_control_write+0x6d9/0xad0
[   80.857989][  T734]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   80.857995][  T734]  ? __schedule+0x6ec/0x1910
[   80.857998][  T734]  cgroup_file_write+0x193/0x740
[   80.858006][  T734]  ? __kasan_check_write+0x14/0x20
[   80.863976][  T406] RAX: 0000000000000000 RBX: ffff888114b41c00 RCX: 0000000000000040
[   80.867835][  T734]  ? cgroup_file_poll+0xd0/0xd0
[   80.867842][  T734]  ? __mutex_lock_slowpath+0x10/0x10
[   80.867846][  T734]  ? cgroup_file_poll+0xd0/0xd0
[   80.867852][  T734]  kernfs_fop_write_iter+0x2e4/0x460
[   80.867858][  T734]  new_sync_write+0x358/0x6d0
[   80.867867][  T734]  ? ww_mutex_lock+0x1b0/0x1b0
[   80.873508][  T406] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   80.878154][  T734]  ? new_sync_read+0x6d0/0x6d0
[   80.878161][  T734]  ? fsnotify+0x1110/0x1110
[   80.878166][  T734]  ? rw_verify_area+0xc3/0x2b0
[   80.878170][  T734]  ? __fget_light.part.0+0x19d/0x330
[   80.878173][  T734]  vfs_write+0x4f5/0x750
[   80.878178][  T734]  ksys_write+0x111/0x210
[   80.878185][  T734]  ? __ia32_sys_read+0xa0/0xa0
[   80.883474][  T406] RBP: ffffc90000787e88 R08: 0000000000000008 R09: 0000000000000003
[   80.888646][  T734]  ? debug_smp_processor_id+0x17/0x20
[   80.888652][  T734]  ? fpregs_assert_state_consistent+0x49/0xb0
[   80.888656][  T734]  __x64_sys_write+0x6e/0xb0
[   80.888660][  T734]  ? syscall_exit_to_user_mode+0x27/0x160
[   80.888664][  T734]  do_syscall_64+0x32/0x80
[   80.888669][  T734]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   80.888673][  T734] RIP: 0033:0x7f2a719c50e9
[   80.888681][  T734] 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
[   80.894554][  T406] R10: fffff520000f0fc8 R11: 0000000000000000 R12: 00000000ffffffff
[   80.900062][  T734] RSP: 002b:00007f2a7191a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   80.900067][  T734] RAX: ffffffffffffffda RBX: 00007f2a71ad8030 RCX: 00007f2a719c50e9
[   80.900070][  T734] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   80.900072][  T734] RBP: 00007f2a7191a1d0 R08: 0000000000000000 R09: 0000000000000000
[   80.900074][  T734] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   80.900077][  T734] R13: 00007ffca6c110df R14: 00007f2a7191a300 R15: 0000000000022000
[   80.901115][  T734] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   80.904520][  T406] R13: 0000000000000007 R14: fffffbfff0c19848 R15: dffffc0000000000
[   81.254718][  T406] FS:  0000555556504400(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000
[   81.265329][  T406] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   81.271993][  T406] CR2: 00007ffca6c0ffd8 CR3: 000000010bc00000 CR4: 00000000003506a0
[   81.280029][  T406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   81.285829][  T723] FAULT_INJECTION: forcing a failure.
[   81.285829][  T723] name failslab, interval 1, probability 0, space 0, times 0
[   81.288273][  T406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   81.301487][  T723] CPU: 1 PID: 723 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[   81.309040][  T406] Call Trace:
[   81.318900][  T723] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   81.318903][  T723] Call Trace:
[   81.318914][  T723]  dump_stack_lvl+0x81/0xac
[   81.318919][  T723]  dump_stack+0x10/0x12
[   81.318923][  T723]  should_fail.cold+0x5/0xa
[   81.318929][  T723]  ? cgroup_exit_cftypes+0x150/0x150
[   81.318934][  T723]  ? percpu_ref_init+0xb6/0x300
[   81.318939][  T723]  __should_failslab+0xb6/0x100
[   81.318943][  T723]  should_failslab+0x9/0x20
[   81.318948][  T723]  kmem_cache_alloc_trace+0x2d/0x520
[   81.318953][  T723]  ? cgroup_exit_cftypes+0x150/0x150
[   81.318956][  T723]  percpu_ref_init+0xb6/0x300
[   81.318962][  T723]  cgroup_apply_control_enable+0x464/0xd60
[   81.318968][  T723]  cgroup_subtree_control_write+0x6d9/0xad0
[   81.318973][  T723]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   81.318979][  T723]  ? __schedule+0x6ec/0x1910
[   81.318984][  T723]  cgroup_file_write+0x193/0x740
[   81.318989][  T723]  ? __kasan_check_write+0x14/0x20
[   81.318993][  T723]  ? cgroup_file_poll+0xd0/0xd0
[   81.318997][  T723]  ? __mutex_lock_slowpath+0x10/0x10
[   81.319001][  T723]  ? cgroup_file_poll+0xd0/0xd0
[   81.319008][  T723]  kernfs_fop_write_iter+0x2e4/0x460
[   81.319019][  T723]  new_sync_write+0x358/0x6d0
[   81.319023][  T723]  ? ww_mutex_lock+0x1b0/0x1b0
[   81.319027][  T723]  ? new_sync_read+0x6d0/0x6d0
[   81.319033][  T723]  ? fsnotify+0x1110/0x1110
[   81.319038][  T723]  ? rw_verify_area+0xc3/0x2b0
[   81.319043][  T723]  ? __fget_light.part.0+0x19d/0x330
[   81.319048][  T723]  vfs_write+0x4f5/0x750
[   81.319052][  T723]  ksys_write+0x111/0x210
[   81.319057][  T723]  ? __ia32_sys_read+0xa0/0xa0
[   81.319064][  T723]  ? debug_smp_processor_id+0x17/0x20
[   81.319070][  T723]  ? fpregs_assert_state_consistent+0x49/0xb0
[   81.319075][  T723]  __x64_sys_write+0x6e/0xb0
[   81.319079][  T723]  ? syscall_exit_to_user_mode+0x27/0x160
[   81.319083][  T723]  do_syscall_64+0x32/0x80
[   81.319088][  T723]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   81.319093][  T723] RIP: 0033:0x7f7124af40e9
[   81.319099][  T723] 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
[   81.319102][  T723] RSP: 002b:00007f7124a49168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   81.319109][  T723] RAX: ffffffffffffffda RBX: 00007f7124c07030 RCX: 00007f7124af40e9
[   81.319112][  T723] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   81.319115][  T723] RBP: 00007f7124a491d0 R08: 0000000000000000 R09: 0000000000000000
[   81.319117][  T723] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   81.319119][  T723] R13: 00007ffeae140eaf R14: 00007f7124a49300 R15: 0000000000022000
[   81.586202][  T406]  __cleanup_mnt+0xd/0x10
[   81.590721][  T406]  task_work_run+0xc2/0x140
[   81.595472][  T406]  exit_to_user_mode_prepare+0xd9/0xe0
[   81.601985][  T406]  syscall_exit_to_user_mode+0x27/0x160
[   81.607829][  T406]  do_syscall_64+0x3f/0x80
[   81.612273][  T406]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   81.618709][  T727] FAULT_INJECTION: forcing a failure.
[   81.618709][  T727] name failslab, interval 1, probability 0, space 0, times 0
[   81.618781][  T406] RIP: 0033:0x7fb841a37557
[   81.631863][  T727] CPU: 0 PID: 727 Comm: syz-executor.0 Tainted: G        W         5.10.117-syzkaller #0
[   81.636363][  T406] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   81.645826][  T727] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   81.645828][  T727] Call Trace:
[   81.645839][  T727]  dump_stack_lvl+0x81/0xac
[   81.645842][  T727]  dump_stack+0x10/0x12
[   81.645847][  T727]  should_fail.cold+0x5/0xa
[   81.645852][  T727]  ? cgroup_exit_cftypes+0x150/0x150
[   81.645857][  T727]  ? percpu_ref_init+0xb6/0x300
[   81.645862][  T727]  __should_failslab+0xb6/0x100
[   81.645867][  T727]  should_failslab+0x9/0x20
[   81.645872][  T727]  kmem_cache_alloc_trace+0x2d/0x520
[   81.645876][  T727]  ? cgroup_exit_cftypes+0x150/0x150
[   81.645880][  T727]  percpu_ref_init+0xb6/0x300
[   81.645886][  T727]  cgroup_apply_control_enable+0x464/0xd60
[   81.645892][  T727]  cgroup_subtree_control_write+0x6d9/0xad0
[   81.645898][  T727]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   81.645903][  T727]  ? __schedule+0x6ec/0x1910
[   81.645907][  T727]  cgroup_file_write+0x193/0x740
[   81.645915][  T727]  ? __kasan_check_write+0x14/0x20
[   81.666268][  T406] RSP: 002b:00007ffdd2c6d118 EFLAGS: 00000246
[   81.675976][  T727]  ? cgroup_file_poll+0xd0/0xd0
[   81.675983][  T727]  ? __mutex_lock_slowpath+0x10/0x10
[   81.675987][  T727]  ? cgroup_file_poll+0xd0/0xd0
[   81.675993][  T727]  kernfs_fop_write_iter+0x2e4/0x460
[   81.675999][  T727]  new_sync_write+0x358/0x6d0
[   81.676002][  T727]  ? ww_mutex_lock+0x1b0/0x1b0
[   81.676006][  T727]  ? new_sync_read+0x6d0/0x6d0
[   81.676013][  T727]  ? fsnotify+0x1110/0x1110
[   81.676020][  T727]  ? rw_verify_area+0xc3/0x2b0
[   81.679602][  T406]  ORIG_RAX: 00000000000000a6
[   81.683851][  T727]  ? __fget_light.part.0+0x19d/0x330
[   81.683857][  T727]  vfs_write+0x4f5/0x750
[   81.683862][  T727]  ksys_write+0x111/0x210
[   81.683866][  T727]  ? __ia32_sys_read+0xa0/0xa0
[   81.683872][  T727]  ? debug_smp_processor_id+0x17/0x20
[   81.683881][  T727]  ? fpregs_assert_state_consistent+0x49/0xb0
[   81.688718][  T406] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fb841a37557
[   81.692925][  T727]  __x64_sys_write+0x6e/0xb0
[   81.692932][  T727]  ? syscall_exit_to_user_mode+0x27/0x160
[   81.692936][  T727]  do_syscall_64+0x32/0x80
[   81.692942][  T727]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   81.692950][  T727] RIP: 0033:0x7f391e8210e9
[   81.698521][  T406] RDX: 00007ffdd2c6d1ea RSI: 000000000000000a RDI: 00007ffdd2c6d1e0
[   81.703367][  T727] 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
[   81.703370][  T727] RSP: 002b:00007f391e776168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   81.703377][  T727] RAX: ffffffffffffffda RBX: 00007f391e934030 RCX: 00007f391e8210e9
[   81.703380][  T727] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   81.703385][  T727] RBP: 00007f391e7761d0 R08: 0000000000000000 R09: 0000000000000000
[   81.708537][  T406] RBP: 00007ffdd2c6d1e0 R08: 00000000ffffffff R09: 00007ffdd2c6cfb0
[   81.712757][  T727] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   81.712760][  T727] R13: 00007fffeff857af R14: 00007f391e776300 R15: 0000000000022000
[   81.964133][  T406] R10: 0000555556505ba3 R11: 0000000000000246 R12: 00007fb841a8f1f8
[   81.973886][  T406] R13: 00007ffdd2c6e2a0 R14: 0000555556505b00 R15: 00007ffdd2c6e2e0
[   81.982396][  T406] ---[ end trace 9d9feaabe727435b ]---
[   81.995713][  T735] FAULT_INJECTION: forcing a failure.
[   81.995713][  T735] name failslab, interval 1, probability 0, space 0, times 0
[   82.008819][  T735] CPU: 0 PID: 735 Comm: syz-executor.3 Tainted: G        W         5.10.117-syzkaller #0
[   82.019232][  T735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   82.029272][  T735] Call Trace:
[   82.032629][  T735]  dump_stack_lvl+0x81/0xac
[   82.037117][  T735]  dump_stack+0x10/0x12
[   82.041256][  T735]  should_fail.cold+0x5/0xa
[   82.045754][  T735]  __should_failslab+0xb6/0x100
[   82.050830][  T735]  should_failslab+0x9/0x20
[   82.055331][  T735]  __kmalloc_track_caller+0x63/0x380
[   82.061051][  T735]  ? __kernfs_new_node+0xaa/0x640
[   82.066048][  T735]  kstrdup_const+0x45/0x70
[   82.070712][  T735]  __kernfs_new_node+0xaa/0x640
[   82.075649][  T735]  ? kernfs_dop_revalidate+0x370/0x370
[   82.081194][  T735]  ? snprintf+0x9e/0xd0
[   82.085332][  T735]  ? vsprintf+0x20/0x20
[   82.089467][  T735]  ? kernfs_fop_write_iter+0x2e4/0x460
[   82.095043][  T735]  ? __x64_sys_write+0x6e/0xb0
[   82.099801][  T735]  kernfs_new_node+0x79/0x110
[   82.104668][  T735]  ? __kasan_check_write+0x14/0x20
[   82.109752][  T735]  __kernfs_create_file+0x24/0x270
[   82.114932][  T735]  cgroup_addrm_files+0x2bd/0x810
[   82.119942][  T735]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   82.125238][  T735]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   82.130724][  T735]  ? __radix_tree_replace+0xd0/0x250
[   82.136160][  T735]  ? idr_replace+0x138/0x150
[   82.140723][  T735]  ? idr_get_next+0x130/0x130
[   82.145367][  T735]  css_populate_dir+0x17a/0x400
[   82.150191][  T735]  cgroup_apply_control_enable+0x3a7/0xd60
[   82.155979][  T735]  cgroup_subtree_control_write+0x6d9/0xad0
[   82.161850][  T735]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   82.168041][  T735]  ? __schedule+0x6ec/0x1910
[   82.172607][  T735]  cgroup_file_write+0x193/0x740
[   82.177516][  T735]  ? __kasan_check_write+0x14/0x20
[   82.182596][  T735]  ? cgroup_file_poll+0xd0/0xd0
[   82.187679][  T735]  ? __mutex_lock_slowpath+0x10/0x10
[   82.192934][  T735]  ? cgroup_file_poll+0xd0/0xd0
[   82.197753][  T735]  kernfs_fop_write_iter+0x2e4/0x460
[   82.203093][  T735]  new_sync_write+0x358/0x6d0
[   82.207838][  T735]  ? ww_mutex_lock+0x1b0/0x1b0
[   82.212576][  T735]  ? new_sync_read+0x6d0/0x6d0
[   82.217405][  T735]  ? fsnotify+0x1110/0x1110
[   82.222068][  T735]  ? rw_verify_area+0xc3/0x2b0
[   82.226945][  T735]  ? __fget_light.part.0+0x19d/0x330
[   82.232229][  T735]  vfs_write+0x4f5/0x750
[   82.236456][  T735]  ksys_write+0x111/0x210
[   82.240759][  T735]  ? __ia32_sys_read+0xa0/0xa0
[   82.245601][  T735]  ? debug_smp_processor_id+0x17/0x20
[   82.250946][  T735]  ? fpregs_assert_state_consistent+0x49/0xb0
[   82.257101][  T735]  __x64_sys_write+0x6e/0xb0
[   82.261670][  T735]  ? syscall_exit_to_user_mode+0x27/0x160
[   82.267376][  T735]  do_syscall_64+0x32/0x80
[   82.271898][  T735]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   82.277781][  T735] RIP: 0033:0x7faae37c10e9
[   82.282179][  T735] 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
[   82.302291][  T735] RSP: 002b:00007faae3716168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   82.311942][  T735] RAX: ffffffffffffffda RBX: 00007faae38d4030 RCX: 00007faae37c10e9
[   82.319978][  T735] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   82.328017][  T735] RBP: 00007faae37161d0 R08: 0000000000000000 R09: 0000000000000000
[   82.336400][  T735] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   82.344550][  T735] R13: 00007ffc4c31006f R14: 00007faae3716300 R15: 0000000000022000
[   82.353355][  T735] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   82.375555][  T751] FAULT_INJECTION: forcing a failure.
[   82.375555][  T751] name failslab, interval 1, probability 0, space 0, times 0
[   82.388889][  T751] CPU: 1 PID: 751 Comm: syz-executor.0 Tainted: G        W         5.10.117-syzkaller #0
[   82.398956][  T751] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   82.409082][  T751] Call Trace:
[   82.412622][  T751]  dump_stack_lvl+0x81/0xac
[   82.417326][  T751]  dump_stack+0x10/0x12
[   82.421780][  T751]  should_fail.cold+0x5/0xa
[   82.426485][  T751]  ? cgroup_exit_cftypes+0x150/0x150
[   82.432147][  T751]  ? percpu_ref_init+0xb6/0x300
[   82.437063][  T751]  __should_failslab+0xb6/0x100
[   82.442089][  T751]  should_failslab+0x9/0x20
[   82.446735][  T751]  kmem_cache_alloc_trace+0x2d/0x520
[   82.452021][  T751]  ? cgroup_exit_cftypes+0x150/0x150
[   82.457327][  T751]  percpu_ref_init+0xb6/0x300
[   82.462010][  T751]  cgroup_apply_control_enable+0x464/0xd60
[   82.468163][  T751]  cgroup_subtree_control_write+0x6d9/0xad0
[   82.474126][  T751]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   82.481822][  T751]  ? __schedule+0x6ec/0x1910
[   82.486508][  T751]  cgroup_file_write+0x193/0x740
[   82.491426][  T751]  ? __kasan_check_write+0x14/0x20
[   82.496691][  T751]  ? cgroup_file_poll+0xd0/0xd0
[   82.501520][  T751]  ? __mutex_lock_slowpath+0x10/0x10
[   82.506886][  T751]  ? cgroup_file_poll+0xd0/0xd0
[   82.511816][  T751]  kernfs_fop_write_iter+0x2e4/0x460
[   82.517107][  T751]  new_sync_write+0x358/0x6d0
[   82.521977][  T751]  ? ww_mutex_lock+0x1b0/0x1b0
[   82.526733][  T751]  ? new_sync_read+0x6d0/0x6d0
[   82.531646][  T751]  ? fsnotify+0x1110/0x1110
[   82.536271][  T751]  ? rw_verify_area+0xc3/0x2b0
[   82.541013][  T751]  ? __fget_light.part.0+0x19d/0x330
[   82.546334][  T751]  vfs_write+0x4f5/0x750
[   82.550666][  T751]  ksys_write+0x111/0x210
[   82.555056][  T751]  ? __ia32_sys_read+0xa0/0xa0
[   82.559794][  T751]  ? debug_smp_processor_id+0x17/0x20
[   82.565163][  T751]  ? fpregs_assert_state_consistent+0x49/0xb0
[   82.571294][  T751]  __x64_sys_write+0x6e/0xb0
[   82.576271][  T751]  ? syscall_exit_to_user_mode+0x27/0x160
[   82.582168][  T751]  do_syscall_64+0x32/0x80
[   82.586570][  T751]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   82.592674][  T751] RIP: 0033:0x7f391e8210e9
[   82.597065][  T751] 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
[   82.617681][  T751] RSP: 002b:00007f391e776168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   82.626328][  T751] RAX: ffffffffffffffda RBX: 00007f391e934030 RCX: 00007f391e8210e9
[   82.634366][  T751] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   82.642402][  T751] RBP: 00007f391e7761d0 R08: 0000000000000000 R09: 0000000000000000
[   82.650380][  T751] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   82.658770][  T751] R13: 00007fffeff857af R14: 00007f391e776300 R15: 0000000000022000
[   82.705610][  T746] FAULT_INJECTION: forcing a failure.
[   82.705610][  T746] name failslab, interval 1, probability 0, space 0, times 0
[   82.718408][  T746] CPU: 0 PID: 746 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[   82.728396][  T746] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   82.738443][  T746] Call Trace:
[   82.741724][  T746]  dump_stack_lvl+0x81/0xac
[   82.746202][  T746]  dump_stack+0x10/0x12
[   82.750367][  T746]  should_fail.cold+0x5/0xa
[   82.754850][  T746]  __should_failslab+0xb6/0x100
[   82.759678][  T746]  should_failslab+0x9/0x20
[   82.764279][  T746]  __kmalloc_track_caller+0x63/0x380
[   82.769535][  T746]  ? __kernfs_new_node+0xaa/0x640
[   82.774538][  T746]  kstrdup_const+0x45/0x70
[   82.778984][  T746]  __kernfs_new_node+0xaa/0x640
[   82.783815][  T746]  ? kernfs_dop_revalidate+0x370/0x370
[   82.789250][  T746]  ? snprintf+0x9e/0xd0
[   82.793460][  T746]  ? vsprintf+0x20/0x20
[   82.797581][  T746]  ? kernfs_fop_write_iter+0x2e4/0x460
[   82.803007][  T746]  ? __x64_sys_write+0x6e/0xb0
[   82.807920][  T746]  kernfs_new_node+0x79/0x110
[   82.812688][  T746]  ? __kasan_check_write+0x14/0x20
[   82.817788][  T746]  __kernfs_create_file+0x24/0x270
[   82.822959][  T746]  cgroup_addrm_files+0x2bd/0x810
[   82.827956][  T746]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   82.833127][  T746]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   82.838595][  T746]  ? __radix_tree_replace+0xd0/0x250
[   82.843945][  T746]  ? idr_replace+0x138/0x150
[   82.848503][  T746]  ? idr_get_next+0x130/0x130
[   82.853264][  T746]  css_populate_dir+0x17a/0x400
[   82.858090][  T746]  cgroup_apply_control_enable+0x3a7/0xd60
[   82.863868][  T746]  cgroup_subtree_control_write+0x6d9/0xad0
[   82.869730][  T746]  ? __mod_memcg_state.part.0+0xb2/0x270
[   82.875570][  T746]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   82.881856][  T746]  cgroup_file_write+0x193/0x740
[   82.886793][  T746]  ? __kasan_check_write+0x14/0x20
[   82.891891][  T746]  ? cgroup_file_poll+0xd0/0xd0
[   82.896801][  T746]  ? __mutex_lock_slowpath+0x10/0x10
[   82.902065][  T746]  ? cgroup_file_poll+0xd0/0xd0
[   82.906945][  T746]  kernfs_fop_write_iter+0x2e4/0x460
[   82.912199][  T746]  new_sync_write+0x358/0x6d0
[   82.916848][  T746]  ? new_sync_read+0x6d0/0x6d0
[   82.921578][  T746]  ? fsnotify+0x1110/0x1110
[   82.926056][  T746]  ? rw_verify_area+0xc3/0x2b0
[   82.930872][  T746]  ? __fget_light.part.0+0x19d/0x330
[   82.936131][  T746]  vfs_write+0x4f5/0x750
[   82.940341][  T746]  ksys_write+0x111/0x210
[   82.944634][  T746]  ? __ia32_sys_read+0xa0/0xa0
[   82.949386][  T746]  ? debug_smp_processor_id+0x17/0x20
[   82.954740][  T746]  ? fpregs_assert_state_consistent+0x49/0xb0
[   82.960784][  T746]  __x64_sys_write+0x6e/0xb0
[   82.965353][  T746]  ? syscall_exit_to_user_mode+0x27/0x160
[   82.971163][  T746]  do_syscall_64+0x32/0x80
[   82.975577][  T746]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   82.981629][  T746] RIP: 0033:0x7f7124af40e9
[   82.986112][  T746] 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
[   83.006142][  T746] RSP: 002b:00007f7124a6a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   83.014527][  T746] RAX: ffffffffffffffda RBX: 00007f7124c06f60 RCX: 00007f7124af40e9
[   83.022471][  T746] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   83.030505][  T746] RBP: 00007f7124a6a1d0 R08: 0000000000000000 R09: 0000000000000000
[   83.038445][  T746] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   83.046529][  T746] R13: 00007ffeae140eaf R14: 00007f7124a6a300 R15: 0000000000022000
[   83.054649][  T746] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   83.063561][  T409] ------------[ cut here ]------------
[   83.069034][  T409] WARNING: CPU: 0 PID: 409 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[   83.078006][  T409] Modules linked in:
[   83.081898][  T409] CPU: 0 PID: 409 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[   83.091918][  T409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   83.102095][  T409] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[   83.107786][  T409] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[   83.128018][  T409] RSP: 0018:ffffc90000837c28 EFLAGS: 00010282
[   83.134069][  T409] RAX: 0000000000000000 RBX: 1ffff92000106f8c RCX: 0000000000000040
[   83.142056][  T409] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   83.150476][  T409] RBP: ffffc90000837ce8 R08: 0000000000000000 R09: 0000000000000008
[   83.158470][  T409] R10: fffff52000106f78 R11: ffff8881f7256140 R12: ffffc90000837c80
[   83.166456][  T409] R13: 00000000fffffffe R14: dffffc0000000000 R15: ffff888116eb6380
[   83.174775][  T409] FS:  0000555555dc8400(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000
[   83.183886][  T409] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   83.190508][  T409] CR2: 0000555555dd1b38 CR3: 000000010c7a3000 CR4: 00000000003506b0
[   83.198771][  T409] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   83.206956][  T409] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   83.215507][  T409] Call Trace:
[   83.218915][  T409]  ? __put_mountpoint.part.0+0x151/0x1b0
[   83.224754][  T409]  ? clone_private_mount+0x300/0x300
[   83.230146][  T409]  ? change_mnt_propagation+0x5df/0xd40
[   83.235914][  T409]  namespace_unlock+0x331/0x3e0
[   83.240738][  T409]  ? kern_unmount+0xb0/0xb0
[   83.245237][  T409]  ? unhash_mnt+0x3c0/0x3c0
[   83.249726][  T409]  path_umount+0x646/0x1110
[   83.254201][  T409]  ? __detach_mounts+0x280/0x280
[   83.259157][  T409]  ? user_path_at_empty+0xa2/0xf0
[   83.264167][  T409]  __x64_sys_umount+0xfb/0x120
[   83.269030][  T409]  ? path_umount+0x1110/0x1110
[   83.273776][  T409]  ? fpregs_assert_state_consistent+0x49/0xb0
[   83.279966][  T409]  ? exit_to_user_mode_prepare+0x30/0xe0
[   83.285753][  T409]  do_syscall_64+0x32/0x80
[   83.290248][  T409]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   83.296159][  T409] RIP: 0033:0x7f7124af5557
[   83.300828][  T409] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   83.321384][  T409] RSP: 002b:00007ffeae140008 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   83.329889][  T409] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7124af5557
[   83.337873][  T409] RDX: 00007ffeae1400da RSI: 000000000000000a RDI: 00007ffeae1400d0
[   83.346159][  T409] RBP: 00007ffeae1400d0 R08: 00000000ffffffff R09: 00007ffeae13fea0
[   83.354108][  T409] R10: 0000555555dc9ba3 R11: 0000000000000246 R12: 00007f7124b4d1f8
[   83.362107][  T409] R13: 00007ffeae141190 R14: 0000555555dc9b00 R15: 00007ffeae1411d0
[   83.370101][  T409] ---[ end trace 9d9feaabe727435c ]---
[   83.375679][  T409] ------------[ cut here ]------------
[   83.376001][  T757] FAULT_INJECTION: forcing a failure.
[   83.376001][  T757] name failslab, interval 1, probability 0, space 0, times 0
[   83.381292][  T409] WARNING: CPU: 1 PID: 409 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[   83.393952][  T757] CPU: 0 PID: 757 Comm: syz-executor.0 Tainted: G        W         5.10.117-syzkaller #0
[   83.402855][  T409] Modules linked in:
[   83.412616][  T757] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   83.412619][  T757] Call Trace:
[   83.412631][  T757]  dump_stack_lvl+0x81/0xac
[   83.412637][  T757]  dump_stack+0x10/0x12
[   83.416612][  T409] 
[   83.427368][  T757]  should_fail.cold+0x5/0xa
[   83.427374][  T757]  ? pids_css_alloc+0x3c/0x130
[   83.427381][  T757]  __should_failslab+0xb6/0x100
[   83.430634][  T409] CPU: 1 PID: 409 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[   83.435102][  T757]  should_failslab+0x9/0x20
[   83.439251][  T409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   83.441558][  T757]  kmem_cache_alloc_trace+0x2d/0x520
[   83.446042][  T409] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[   83.450759][  T757]  pids_css_alloc+0x3c/0x130
[   83.455677][  T409] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[   83.465429][  T757]  cgroup_apply_control_enable+0x410/0xd60
[   83.465435][  T757]  cgroup_subtree_control_write+0x6d9/0xad0
[   83.465441][  T757]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   83.469928][  T409] RSP: 0018:ffffc90000837cf0 EFLAGS: 00010282
[   83.479951][  T757]  ? __schedule+0x6ec/0x1910
[   83.479956][  T757]  cgroup_file_write+0x193/0x740
[   83.479964][  T757]  ? __kasan_check_write+0x14/0x20
[   83.485238][  T409] 
[   83.490838][  T757]  ? cgroup_file_poll+0xd0/0xd0
[   83.495486][  T409] RAX: 0000000000000000 RBX: 1ffff92000106fa5 RCX: 0000000000000040
[   83.515163][  T757]  ? __mutex_lock_slowpath+0x10/0x10
[   83.515168][  T757]  ? cgroup_file_poll+0xd0/0xd0
[   83.515174][  T757]  kernfs_fop_write_iter+0x2e4/0x460
[   83.515184][  T757]  new_sync_write+0x358/0x6d0
[   83.520965][  T409] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   83.526851][  T757]  ? ww_mutex_lock+0x1b0/0x1b0
[   83.526856][  T757]  ? new_sync_read+0x6d0/0x6d0
2022/06/09 07:29:05 executed programs: 116
[   83.526861][  T757]  ? fsnotify+0x1110/0x1110
[   83.526868][  T757]  ? rw_verify_area+0xc3/0x2b0
[   83.533098][  T409] RBP: ffffc90000837db0 R08: 0000000000000000 R09: 0000000000000008
[   83.533103][  T409] R10: fffff52000106f91 R11: ffff8881f7256140 R12: ffffc90000837d48
[   83.539137][  T757]  ? __fget_light.part.0+0x19d/0x330
[   83.539142][  T757]  vfs_write+0x4f5/0x750
[   83.539149][  T757]  ksys_write+0x111/0x210
[   83.544194][  T409] R13: 00000000fffffffd R14: dffffc0000000000 R15: ffff888116eb6380
[   83.549272][  T757]  ? __ia32_sys_read+0xa0/0xa0
[   83.549279][  T757]  ? debug_smp_processor_id+0x17/0x20
[   83.549285][  T757]  ? fpregs_assert_state_consistent+0x49/0xb0
[   83.549291][  T757]  __x64_sys_write+0x6e/0xb0
[   83.554376][  T409] FS:  0000555555dc8400(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000
[   83.556759][  T757]  ? syscall_exit_to_user_mode+0x27/0x160
[   83.556764][  T757]  do_syscall_64+0x32/0x80
[   83.556770][  T757]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   83.556778][  T757] RIP: 0033:0x7f391e8210e9
[   83.561599][  T409] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   83.569542][  T757] 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
[   83.569545][  T757] RSP: 002b:00007f391e776168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   83.569551][  T757] RAX: ffffffffffffffda RBX: 00007f391e934030 RCX: 00007f391e8210e9
[   83.569556][  T757] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   83.574809][  T409] CR2: 00007f391e775ff8 CR3: 000000010c7a3000 CR4: 00000000003506a0
[   83.579652][  T757] RBP: 00007f391e7761d0 R08: 0000000000000000 R09: 0000000000000000
[   83.579654][  T757] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   83.579657][  T757] R13: 00007fffeff857af R14: 00007f391e776300 R15: 0000000000022000
[   83.792169][  T409] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   83.800324][  T409] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   83.808388][  T409] Call Trace:
[   83.811740][  T409]  ? namespace_unlock+0x331/0x3e0
[   83.816757][  T409]  ? kern_unmount+0x57/0xb0
[   83.821266][  T409]  ? clone_private_mount+0x300/0x300
[   83.826794][  T409]  ? dput+0xac/0x8a0
[   83.830667][  T409]  path_umount+0x684/0x1110
[   83.835252][  T409]  ? __detach_mounts+0x280/0x280
[   83.840165][  T409]  ? user_path_at_empty+0xa2/0xf0
[   83.845171][  T409]  __x64_sys_umount+0xfb/0x120
[   83.850074][  T409]  ? path_umount+0x1110/0x1110
[   83.855057][  T409]  ? fpregs_assert_state_consistent+0x49/0xb0
[   83.861598][  T409]  ? exit_to_user_mode_prepare+0x30/0xe0
[   83.867315][  T409]  do_syscall_64+0x32/0x80
[   83.871869][  T409]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   83.877830][  T409] RIP: 0033:0x7f7124af5557
[   83.882221][  T409] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   83.902103][  T409] RSP: 002b:00007ffeae140008 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   83.910502][  T409] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7124af5557
[   83.918885][  T409] RDX: 00007ffeae1400da RSI: 000000000000000a RDI: 00007ffeae1400d0
[   83.926895][  T409] RBP: 00007ffeae1400d0 R08: 00000000ffffffff R09: 00007ffeae13fea0
[   83.934838][  T409] R10: 0000555555dc9ba3 R11: 0000000000000246 R12: 00007f7124b4d1f8
[   83.942877][  T409] R13: 00007ffeae141190 R14: 0000555555dc9b00 R15: 00007ffeae1411d0
[   83.951177][  T409] ---[ end trace 9d9feaabe727435d ]---
[   83.975723][  T750] FAULT_INJECTION: forcing a failure.
[   83.975723][  T750] name failslab, interval 1, probability 0, space 0, times 0
[   83.988593][  T750] CPU: 0 PID: 750 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[   83.998608][  T750] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   84.008822][  T750] Call Trace:
[   84.012131][  T750]  dump_stack_lvl+0x81/0xac
[   84.016669][  T750]  dump_stack+0x10/0x12
[   84.020826][  T750]  should_fail.cold+0x5/0xa
[   84.025407][  T750]  __should_failslab+0xb6/0x100
[   84.030335][  T750]  should_failslab+0x9/0x20
[   84.034838][  T750]  __kmalloc_track_caller+0x63/0x380
[   84.040243][  T750]  ? __kernfs_new_node+0xaa/0x640
[   84.045558][  T750]  kstrdup_const+0x45/0x70
[   84.050154][  T750]  __kernfs_new_node+0xaa/0x640
[   84.054998][  T750]  ? kernfs_dop_revalidate+0x370/0x370
[   84.060431][  T750]  ? snprintf+0x9e/0xd0
[   84.064571][  T750]  ? vsprintf+0x20/0x20
[   84.068705][  T750]  ? kernfs_fop_write_iter+0x2e4/0x460
[   84.074415][  T750]  ? __x64_sys_write+0x6e/0xb0
[   84.079409][  T750]  kernfs_new_node+0x79/0x110
[   84.084115][  T750]  ? __kasan_check_write+0x14/0x20
[   84.089208][  T750]  __kernfs_create_file+0x24/0x270
[   84.094294][  T750]  cgroup_addrm_files+0x2bd/0x810
[   84.099311][  T750]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   84.104487][  T750]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   84.109838][  T750]  ? __radix_tree_replace+0xd0/0x250
[   84.115100][  T750]  ? idr_replace+0x138/0x150
[   84.119676][  T750]  ? idr_get_next+0x130/0x130
[   84.124488][  T750]  css_populate_dir+0x17a/0x400
[   84.129351][  T750]  cgroup_apply_control_enable+0x3a7/0xd60
[   84.135152][  T750]  cgroup_subtree_control_write+0x6d9/0xad0
[   84.141017][  T750]  ? __mod_memcg_state.part.0+0xb2/0x270
[   84.146622][  T750]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   84.152683][  T750]  cgroup_file_write+0x193/0x740
[   84.157596][  T750]  ? __kasan_check_write+0x14/0x20
[   84.162685][  T750]  ? cgroup_file_poll+0xd0/0xd0
[   84.167533][  T750]  ? __mutex_lock_slowpath+0x10/0x10
[   84.172858][  T750]  ? cgroup_file_poll+0xd0/0xd0
[   84.177680][  T750]  kernfs_fop_write_iter+0x2e4/0x460
[   84.182942][  T750]  new_sync_write+0x358/0x6d0
[   84.187708][  T750]  ? new_sync_read+0x6d0/0x6d0
[   84.192452][  T750]  ? fsnotify+0x1110/0x1110
[   84.196927][  T750]  ? rw_verify_area+0xc3/0x2b0
[   84.201661][  T750]  ? __fget_light.part.0+0x19d/0x330
[   84.206915][  T750]  vfs_write+0x4f5/0x750
[   84.211136][  T750]  ksys_write+0x111/0x210
[   84.215438][  T750]  ? __ia32_sys_read+0xa0/0xa0
[   84.220174][  T750]  ? debug_smp_processor_id+0x17/0x20
[   84.225524][  T750]  ? fpregs_assert_state_consistent+0x49/0xb0
[   84.231563][  T750]  __x64_sys_write+0x6e/0xb0
[   84.236571][  T750]  ? syscall_exit_to_user_mode+0x27/0x160
[   84.242445][  T750]  do_syscall_64+0x32/0x80
[   84.246889][  T750]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   84.252854][  T750] RIP: 0033:0x7fb841a360e9
[   84.257241][  T750] 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
[   84.277865][  T750] RSP: 002b:00007fb8419ac168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   84.286599][  T750] RAX: ffffffffffffffda RBX: 00007fb841b48f60 RCX: 00007fb841a360e9
[   84.294782][  T750] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   84.303265][  T750] RBP: 00007fb8419ac1d0 R08: 0000000000000000 R09: 0000000000000000
[   84.314614][  T750] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   84.322944][  T750] R13: 00007ffdd2c6dfbf R14: 00007fb8419ac300 R15: 0000000000022000
[   84.331595][  T750] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   84.341481][  T406] ------------[ cut here ]------------
[   84.347452][  T406] WARNING: CPU: 0 PID: 406 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[   84.356586][  T406] Modules linked in:
[   84.360490][  T406] CPU: 0 PID: 406 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[   84.370502][  T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   84.380682][  T406] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[   84.386594][  T406] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[   84.406381][  T406] RSP: 0018:ffffc90000787cf0 EFLAGS: 00010286
[   84.412534][  T406] RAX: 0000000000000000 RBX: 1ffff920000f0fa5 RCX: 0000000000000040
[   84.420533][  T406] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   84.428779][  T406] RBP: ffffc90000787db0 R08: 0000000000000000 R09: 0000000000000008
[   84.436934][  T406] R10: fffff520000f0f91 R11: ffff8881f7256140 R12: ffffc90000787d48
[   84.444978][  T406] R13: 00000000ffffffff R14: dffffc0000000000 R15: ffff8881169e56c0
[   84.453671][  T406] FS:  0000555556504400(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000
[   84.462623][  T406] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   84.469378][  T406] CR2: 000055555650db38 CR3: 000000010bc00000 CR4: 00000000003506b0
[   84.477540][  T406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   84.485686][  T406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   84.493831][  T406] Call Trace:
[   84.497343][  T406]  ? namespace_unlock+0x331/0x3e0
[   84.502445][  T406]  ? kern_unmount+0x57/0xb0
[   84.507047][  T406]  ? clone_private_mount+0x300/0x300
[   84.512408][  T406]  ? dput+0xac/0x8a0
[   84.516518][  T406]  path_umount+0x684/0x1110
[   84.521002][  T406]  ? __detach_mounts+0x280/0x280
[   84.525933][  T406]  ? user_path_at_empty+0xa2/0xf0
[   84.530950][  T406]  __x64_sys_umount+0xfb/0x120
[   84.535714][  T406]  ? path_umount+0x1110/0x1110
[   84.540466][  T406]  ? fpregs_assert_state_consistent+0x49/0xb0
[   84.546548][  T406]  ? exit_to_user_mode_prepare+0x30/0xe0
[   84.552420][  T406]  do_syscall_64+0x32/0x80
[   84.557108][  T406]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   84.563150][  T406] RIP: 0033:0x7fb841a37557
[   84.567576][  T406] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   84.587367][  T406] RSP: 002b:00007ffdd2c6d118 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   84.595873][  T406] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb841a37557
[   84.603974][  T406] RDX: 00007ffdd2c6d1ea RSI: 000000000000000a RDI: 00007ffdd2c6d1e0
[   84.612139][  T406] RBP: 00007ffdd2c6d1e0 R08: 00000000ffffffff R09: 00007ffdd2c6cfb0
[   84.620198][  T406] R10: 0000555556505ba3 R11: 0000000000000246 R12: 00007fb841a8f1f8
[   84.628163][  T406] R13: 00007ffdd2c6e2a0 R14: 0000555556505b00 R15: 00007ffdd2c6e2e0
[   84.636321][  T406] ---[ end trace 9d9feaabe727435e ]---
[   84.645912][  T761] FAULT_INJECTION: forcing a failure.
[   84.645912][  T761] name failslab, interval 1, probability 0, space 0, times 0
[   84.658741][  T761] CPU: 0 PID: 761 Comm: syz-executor.0 Tainted: G        W         5.10.117-syzkaller #0
[   84.669107][  T761] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   84.679231][  T761] Call Trace:
[   84.682495][  T761]  dump_stack_lvl+0x81/0xac
[   84.687004][  T761]  dump_stack+0x10/0x12
[   84.691158][  T761]  should_fail.cold+0x5/0xa
[   84.695825][  T761]  __should_failslab+0xb6/0x100
[   84.700768][  T761]  should_failslab+0x9/0x20
[   84.705388][  T761]  __kmalloc_track_caller+0x63/0x380
[   84.710644][  T761]  ? __kernfs_new_node+0xaa/0x640
[   84.715737][  T761]  kstrdup_const+0x45/0x70
[   84.720218][  T761]  __kernfs_new_node+0xaa/0x640
[   84.725055][  T761]  ? kernfs_dop_revalidate+0x370/0x370
[   84.730748][  T761]  ? snprintf+0x9e/0xd0
[   84.734882][  T761]  ? vsprintf+0x20/0x20
[   84.739116][  T761]  ? kernfs_fop_write_iter+0x2e4/0x460
[   84.744550][  T761]  ? __x64_sys_write+0x6e/0xb0
[   84.749284][  T761]  kernfs_new_node+0x79/0x110
[   84.754133][  T761]  ? __kasan_check_write+0x14/0x20
[   84.759215][  T761]  __kernfs_create_file+0x24/0x270
[   84.764398][  T761]  cgroup_addrm_files+0x2bd/0x810
[   84.769403][  T761]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   84.774568][  T761]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   84.780096][  T761]  ? __radix_tree_replace+0xd0/0x250
[   84.785538][  T761]  ? idr_replace+0x138/0x150
[   84.790100][  T761]  ? idr_get_next+0x130/0x130
[   84.799777][  T761]  css_populate_dir+0x17a/0x400
[   84.804631][  T761]  cgroup_apply_control_enable+0x3a7/0xd60
[   84.810408][  T761]  cgroup_subtree_control_write+0x6d9/0xad0
[   84.816465][  T761]  ? __mod_memcg_state.part.0+0xb2/0x270
[   84.822195][  T761]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   84.828510][  T761]  cgroup_file_write+0x193/0x740
[   84.833431][  T761]  ? __kasan_check_write+0x14/0x20
[   84.838511][  T761]  ? cgroup_file_poll+0xd0/0xd0
[   84.843428][  T761]  ? __mutex_lock_slowpath+0x10/0x10
[   84.848694][  T761]  ? cgroup_file_poll+0xd0/0xd0
[   84.853775][  T761]  kernfs_fop_write_iter+0x2e4/0x460
[   84.859378][  T761]  new_sync_write+0x358/0x6d0
[   84.864037][  T761]  ? new_sync_read+0x6d0/0x6d0
[   84.869126][  T761]  ? fsnotify+0x1110/0x1110
[   84.873741][  T761]  ? rw_verify_area+0xc3/0x2b0
[   84.878662][  T761]  ? __fget_light.part.0+0x19d/0x330
[   84.884008][  T761]  vfs_write+0x4f5/0x750
[   84.888239][  T761]  ksys_write+0x111/0x210
[   84.892577][  T761]  ? __ia32_sys_read+0xa0/0xa0
[   84.897672][  T761]  ? debug_smp_processor_id+0x17/0x20
[   84.903189][  T761]  ? fpregs_assert_state_consistent+0x49/0xb0
[   84.909515][  T761]  __x64_sys_write+0x6e/0xb0
[   84.914185][  T761]  ? syscall_exit_to_user_mode+0x27/0x160
[   84.919969][  T761]  do_syscall_64+0x32/0x80
[   84.924441][  T761]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   84.930396][  T761] RIP: 0033:0x7f391e8210e9
[   84.934778][  T761] 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
[   84.954657][  T761] RSP: 002b:00007f391e797168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   84.963149][  T761] RAX: ffffffffffffffda RBX: 00007f391e933f60 RCX: 00007f391e8210e9
[   84.971226][  T761] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   84.979407][  T761] RBP: 00007f391e7971d0 R08: 0000000000000000 R09: 0000000000000000
[   84.987359][  T761] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   84.995757][  T761] R13: 00007fffeff857af R14: 00007f391e797300 R15: 0000000000022000
[   85.004582][  T761] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   85.035496][  T759] FAULT_INJECTION: forcing a failure.
[   85.035496][  T759] name failslab, interval 1, probability 0, space 0, times 0
[   85.048899][  T759] CPU: 1 PID: 759 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[   85.058721][  T759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   85.068928][  T759] Call Trace:
[   85.072210][  T759]  dump_stack_lvl+0x81/0xac
[   85.076713][  T759]  dump_stack+0x10/0x12
[   85.080888][  T759]  should_fail.cold+0x5/0xa
[   85.091620][  T759]  ? cgroup_exit_cftypes+0x150/0x150
[   85.096963][  T759]  ? percpu_ref_init+0xb6/0x300
[   85.101783][  T759]  __should_failslab+0xb6/0x100
[   85.106604][  T759]  should_failslab+0x9/0x20
[   85.111073][  T759]  kmem_cache_alloc_trace+0x2d/0x520
[   85.116326][  T759]  ? cgroup_exit_cftypes+0x150/0x150
[   85.121766][  T759]  percpu_ref_init+0xb6/0x300
[   85.126446][  T759]  cgroup_apply_control_enable+0x464/0xd60
[   85.132502][  T759]  cgroup_subtree_control_write+0x6d9/0xad0
[   85.138380][  T759]  ? __mod_memcg_state.part.0+0xb2/0x270
[   85.144073][  T759]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   85.150383][  T759]  cgroup_file_write+0x193/0x740
[   85.155377][  T759]  ? __kasan_check_write+0x14/0x20
[   85.160453][  T759]  ? cgroup_file_poll+0xd0/0xd0
[   85.165283][  T759]  ? __mutex_lock_slowpath+0x10/0x10
[   85.170538][  T759]  ? cgroup_file_poll+0xd0/0xd0
[   85.175552][  T759]  kernfs_fop_write_iter+0x2e4/0x460
[   85.180895][  T759]  new_sync_write+0x358/0x6d0
[   85.185556][  T759]  ? new_sync_read+0x6d0/0x6d0
[   85.190373][  T759]  ? fsnotify+0x1110/0x1110
[   85.194867][  T759]  ? rw_verify_area+0xc3/0x2b0
[   85.199610][  T759]  ? __fget_light.part.0+0x19d/0x330
[   85.204863][  T759]  vfs_write+0x4f5/0x750
[   85.209616][  T759]  ksys_write+0x111/0x210
[   85.214345][  T759]  ? __ia32_sys_read+0xa0/0xa0
[   85.219109][  T759]  ? debug_smp_processor_id+0x17/0x20
[   85.224580][  T759]  ? fpregs_assert_state_consistent+0x49/0xb0
[   85.230985][  T759]  __x64_sys_write+0x6e/0xb0
[   85.235548][  T759]  ? syscall_exit_to_user_mode+0x27/0x160
[   85.241445][  T759]  do_syscall_64+0x32/0x80
[   85.245839][  T759]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   85.251877][  T759] RIP: 0033:0x7f7124af40e9
[   85.256267][  T759] 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
[   85.275952][  T759] RSP: 002b:00007f7124a6a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   85.284334][  T759] RAX: ffffffffffffffda RBX: 00007f7124c06f60 RCX: 00007f7124af40e9
[   85.292285][  T759] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   85.300228][  T759] RBP: 00007f7124a6a1d0 R08: 0000000000000000 R09: 0000000000000000
[   85.308262][  T759] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   85.316326][  T759] R13: 00007ffeae140eaf R14: 00007f7124a6a300 R15: 0000000000022000
[   85.365707][  T741] FAULT_INJECTION: forcing a failure.
[   85.365707][  T741] name failslab, interval 1, probability 0, space 0, times 0
[   85.378334][  T741] CPU: 0 PID: 741 Comm: syz-executor.5 Tainted: G        W         5.10.117-syzkaller #0
[   85.388189][  T741] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   85.398232][  T741] Call Trace:
[   85.401514][  T741]  dump_stack_lvl+0x81/0xac
[   85.405991][  T741]  dump_stack+0x10/0x12
[   85.410117][  T741]  should_fail.cold+0x5/0xa
[   85.414599][  T741]  __should_failslab+0xb6/0x100
[   85.419426][  T741]  should_failslab+0x9/0x20
[   85.423924][  T741]  __kmalloc_track_caller+0x63/0x380
[   85.429180][  T741]  ? __kernfs_new_node+0xaa/0x640
[   85.434177][  T741]  kstrdup_const+0x45/0x70
[   85.438579][  T741]  __kernfs_new_node+0xaa/0x640
[   85.443626][  T741]  ? kernfs_dop_revalidate+0x370/0x370
[   85.449146][  T741]  ? snprintf+0x9e/0xd0
[   85.453619][  T741]  ? vsprintf+0x20/0x20
[   85.457789][  T741]  ? kernfs_fop_write_iter+0x2e4/0x460
[   85.463217][  T741]  ? __x64_sys_write+0x6e/0xb0
[   85.467947][  T741]  kernfs_new_node+0x79/0x110
[   85.472723][  T741]  ? __kasan_check_write+0x14/0x20
[   85.477996][  T741]  __kernfs_create_file+0x24/0x270
[   85.483101][  T741]  cgroup_addrm_files+0x2bd/0x810
[   85.488106][  T741]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   85.493273][  T741]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   85.498612][  T741]  ? __radix_tree_replace+0xd0/0x250
[   85.503866][  T741]  ? idr_replace+0x138/0x150
[   85.508431][  T741]  ? idr_get_next+0x130/0x130
[   85.513175][  T741]  css_populate_dir+0x17a/0x400
[   85.518151][  T741]  cgroup_apply_control_enable+0x3a7/0xd60
[   85.523934][  T741]  cgroup_subtree_control_write+0x6d9/0xad0
[   85.529801][  T741]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   85.535849][  T741]  ? __schedule+0x6ec/0x1910
[   85.540886][  T741]  cgroup_file_write+0x193/0x740
[   85.545799][  T741]  ? __kasan_check_write+0x14/0x20
[   85.550882][  T741]  ? cgroup_file_poll+0xd0/0xd0
[   85.555723][  T741]  ? __mutex_lock_slowpath+0x10/0x10
[   85.560980][  T741]  ? cgroup_file_poll+0xd0/0xd0
[   85.565801][  T741]  kernfs_fop_write_iter+0x2e4/0x460
[   85.571421][  T741]  new_sync_write+0x358/0x6d0
[   85.576078][  T741]  ? ww_mutex_lock+0x1b0/0x1b0
[   85.580838][  T741]  ? new_sync_read+0x6d0/0x6d0
[   85.585579][  T741]  ? fsnotify+0x1110/0x1110
[   85.590050][  T741]  ? rw_verify_area+0xc3/0x2b0
[   85.594790][  T741]  ? __fget_light.part.0+0x19d/0x330
[   85.600040][  T741]  vfs_write+0x4f5/0x750
[   85.604250][  T741]  ksys_write+0x111/0x210
[   85.608555][  T741]  ? __ia32_sys_read+0xa0/0xa0
[   85.613286][  T741]  ? debug_smp_processor_id+0x17/0x20
[   85.618712][  T741]  ? fpregs_assert_state_consistent+0x49/0xb0
[   85.624923][  T741]  __x64_sys_write+0x6e/0xb0
[   85.629496][  T741]  ? syscall_exit_to_user_mode+0x27/0x160
[   85.635185][  T741]  do_syscall_64+0x32/0x80
[   85.639599][  T741]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   85.645479][  T741] RIP: 0033:0x7f9ceba820e9
[   85.649982][  T741] 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
[   85.670384][  T741] RSP: 002b:00007f9ceb9d7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   85.678851][  T741] RAX: ffffffffffffffda RBX: 00007f9cebb95030 RCX: 00007f9ceba820e9
[   85.687403][  T741] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   85.695633][  T741] RBP: 00007f9ceb9d71d0 R08: 0000000000000000 R09: 0000000000000000
[   85.704049][  T741] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   85.712258][  T741] R13: 00007ffe138f92df R14: 00007f9ceb9d7300 R15: 0000000000022000
[   85.720738][  T741] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   85.765644][  T744] FAULT_INJECTION: forcing a failure.
[   85.765644][  T744] name failslab, interval 1, probability 0, space 0, times 0
[   85.778546][  T744] CPU: 1 PID: 744 Comm: syz-executor.4 Tainted: G        W         5.10.117-syzkaller #0
[   85.788514][  T744] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   85.798735][  T744] Call Trace:
[   85.802017][  T744]  dump_stack_lvl+0x81/0xac
[   85.806588][  T744]  dump_stack+0x10/0x12
[   85.811122][  T744]  should_fail.cold+0x5/0xa
[   85.815796][  T744]  ? pids_css_alloc+0x3c/0x130
[   85.820623][  T744]  __should_failslab+0xb6/0x100
[   85.825465][  T744]  should_failslab+0x9/0x20
[   85.830378][  T744]  kmem_cache_alloc_trace+0x2d/0x520
[   85.835813][  T744]  pids_css_alloc+0x3c/0x130
[   85.840391][  T744]  cgroup_apply_control_enable+0x410/0xd60
[   85.846185][  T744]  cgroup_subtree_control_write+0x6d9/0xad0
[   85.852075][  T744]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   85.858660][  T744]  ? __schedule+0x6ec/0x1910
[   85.863238][  T744]  cgroup_file_write+0x193/0x740
[   85.868147][  T744]  ? __kasan_check_write+0x14/0x20
[   85.873338][  T744]  ? cgroup_file_poll+0xd0/0xd0
[   85.878160][  T744]  ? __mutex_lock_slowpath+0x10/0x10
[   85.883520][  T744]  ? cgroup_file_poll+0xd0/0xd0
[   85.888444][  T744]  kernfs_fop_write_iter+0x2e4/0x460
[   85.893700][  T744]  new_sync_write+0x358/0x6d0
[   85.898460][  T744]  ? ww_mutex_lock+0x1b0/0x1b0
[   85.903206][  T744]  ? new_sync_read+0x6d0/0x6d0
[   85.908022][  T744]  ? fsnotify+0x1110/0x1110
[   85.912496][  T744]  ? rw_verify_area+0xc3/0x2b0
[   85.917345][  T744]  ? __fget_light.part.0+0x19d/0x330
[   85.922622][  T744]  vfs_write+0x4f5/0x750
[   85.926950][  T744]  ksys_write+0x111/0x210
[   85.931278][  T744]  ? __ia32_sys_read+0xa0/0xa0
[   85.936188][  T744]  ? debug_smp_processor_id+0x17/0x20
[   85.941854][  T744]  ? fpregs_assert_state_consistent+0x49/0xb0
[   85.948065][  T744]  __x64_sys_write+0x6e/0xb0
[   85.952721][  T744]  ? syscall_exit_to_user_mode+0x27/0x160
[   85.958510][  T744]  do_syscall_64+0x32/0x80
[   85.963004][  T744]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   85.969573][  T744] RIP: 0033:0x7f2a719c50e9
[   85.974102][  T744] 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
[   85.993873][  T744] RSP: 002b:00007f2a7191a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   86.002283][  T744] RAX: ffffffffffffffda RBX: 00007f2a71ad8030 RCX: 00007f2a719c50e9
[   86.010446][  T744] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   86.018518][  T744] RBP: 00007f2a7191a1d0 R08: 0000000000000000 R09: 0000000000000000
[   86.026488][  T744] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   86.034612][  T744] R13: 00007ffca6c110df R14: 00007f2a7191a300 R15: 0000000000022000
[   86.075677][  T778] FAULT_INJECTION: forcing a failure.
[   86.075677][  T778] name failslab, interval 1, probability 0, space 0, times 0
[   86.088607][  T778] CPU: 1 PID: 778 Comm: syz-executor.4 Tainted: G        W         5.10.117-syzkaller #0
[   86.098653][  T778] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   86.109195][  T778] Call Trace:
[   86.112463][  T778]  dump_stack_lvl+0x81/0xac
[   86.117035][  T778]  dump_stack+0x10/0x12
[   86.121170][  T778]  should_fail.cold+0x5/0xa
[   86.125670][  T778]  __should_failslab+0xb6/0x100
[   86.130512][  T778]  should_failslab+0x9/0x20
[   86.135171][  T778]  __kmalloc_track_caller+0x63/0x380
[   86.140539][  T778]  ? __kernfs_new_node+0xaa/0x640
[   86.145540][  T778]  kstrdup_const+0x45/0x70
[   86.149949][  T778]  __kernfs_new_node+0xaa/0x640
[   86.154825][  T778]  ? kernfs_dop_revalidate+0x370/0x370
[   86.160523][  T778]  ? __this_cpu_preempt_check+0x13/0x20
[   86.166049][  T778]  ? snprintf+0x9e/0xd0
[   86.170288][  T778]  ? vsprintf+0x20/0x20
[   86.174417][  T778]  ? kernfs_fop_write_iter+0x2e4/0x460
[   86.179872][  T778]  ? __x64_sys_write+0x6e/0xb0
[   86.184801][  T778]  kernfs_new_node+0x79/0x110
[   86.189513][  T778]  ? __kasan_check_write+0x14/0x20
[   86.194695][  T778]  __kernfs_create_file+0x24/0x270
[   86.199785][  T778]  cgroup_addrm_files+0x2bd/0x810
[   86.204885][  T778]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   86.210080][  T778]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   86.215509][  T778]  ? __radix_tree_replace+0xd0/0x250
[   86.220880][  T778]  ? idr_replace+0x138/0x150
[   86.225632][  T778]  ? idr_get_next+0x130/0x130
[   86.230309][  T778]  css_populate_dir+0x17a/0x400
[   86.235135][  T778]  cgroup_apply_control_enable+0x3a7/0xd60
[   86.240922][  T778]  cgroup_subtree_control_write+0x6d9/0xad0
[   86.246802][  T778]  ? __mod_memcg_state.part.0+0xb2/0x270
[   86.252526][  T778]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   86.258578][  T778]  cgroup_file_write+0x193/0x740
[   86.263610][  T778]  ? __kasan_check_write+0x14/0x20
[   86.268696][  T778]  ? cgroup_file_poll+0xd0/0xd0
[   86.273584][  T778]  ? __mutex_lock_slowpath+0x10/0x10
[   86.278948][  T778]  ? cgroup_file_poll+0xd0/0xd0
[   86.284029][  T778]  kernfs_fop_write_iter+0x2e4/0x460
[   86.290068][  T778]  new_sync_write+0x358/0x6d0
[   86.294873][  T778]  ? new_sync_read+0x6d0/0x6d0
[   86.299714][  T778]  ? fsnotify+0x1110/0x1110
[   86.304199][  T778]  ? rw_verify_area+0xc3/0x2b0
[   86.308983][  T778]  ? __fget_light.part.0+0x19d/0x330
[   86.314279][  T778]  vfs_write+0x4f5/0x750
[   86.318496][  T778]  ksys_write+0x111/0x210
[   86.322800][  T778]  ? __ia32_sys_read+0xa0/0xa0
[   86.327657][  T778]  ? debug_smp_processor_id+0x17/0x20
[   86.334482][  T778]  ? fpregs_assert_state_consistent+0x49/0xb0
[   86.340521][  T778]  __x64_sys_write+0x6e/0xb0
[   86.345198][  T778]  ? syscall_exit_to_user_mode+0x27/0x160
[   86.350893][  T778]  do_syscall_64+0x32/0x80
[   86.355283][  T778]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   86.361207][  T778] RIP: 0033:0x7f2a719c50e9
[   86.365597][  T778] 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
[   86.385174][  T778] RSP: 002b:00007f2a7193b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   86.393556][  T778] RAX: ffffffffffffffda RBX: 00007f2a71ad7f60 RCX: 00007f2a719c50e9
[   86.401498][  T778] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   86.409537][  T778] RBP: 00007f2a7193b1d0 R08: 0000000000000000 R09: 0000000000000000
[   86.417563][  T778] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   86.425588][  T778] R13: 00007ffca6c110df R14: 00007f2a7193b300 R15: 0000000000022000
[   86.434633][  T778] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   86.475746][  T770] FAULT_INJECTION: forcing a failure.
[   86.475746][  T770] name failslab, interval 1, probability 0, space 0, times 0
[   86.489159][  T770] CPU: 1 PID: 770 Comm: syz-executor.0 Tainted: G        W         5.10.117-syzkaller #0
[   86.499130][  T770] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   86.509337][  T770] Call Trace:
[   86.512601][  T770]  dump_stack_lvl+0x81/0xac
[   86.517074][  T770]  dump_stack+0x10/0x12
[   86.521404][  T770]  should_fail.cold+0x5/0xa
[   86.525885][  T770]  ? cgroup_exit_cftypes+0x150/0x150
[   86.531151][  T770]  ? percpu_ref_init+0xb6/0x300
[   86.535976][  T770]  __should_failslab+0xb6/0x100
[   86.540958][  T770]  should_failslab+0x9/0x20
[   86.545531][  T770]  kmem_cache_alloc_trace+0x2d/0x520
[   86.550858][  T770]  ? cgroup_exit_cftypes+0x150/0x150
[   86.556632][  T770]  percpu_ref_init+0xb6/0x300
[   86.561370][  T770]  cgroup_apply_control_enable+0x464/0xd60
[   86.567244][  T770]  cgroup_subtree_control_write+0x6d9/0xad0
[   86.573351][  T770]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   86.579660][  T770]  ? __schedule+0x6ec/0x1910
[   86.584322][  T770]  cgroup_file_write+0x193/0x740
[   86.589232][  T770]  ? __kasan_check_write+0x14/0x20
[   86.594316][  T770]  ? cgroup_file_poll+0xd0/0xd0
[   86.599222][  T770]  ? __mutex_lock_slowpath+0x10/0x10
[   86.605533][  T770]  ? cgroup_file_poll+0xd0/0xd0
[   86.610354][  T770]  kernfs_fop_write_iter+0x2e4/0x460
[   86.615700][  T770]  new_sync_write+0x358/0x6d0
[   86.620367][  T770]  ? ww_mutex_lock+0x1b0/0x1b0
[   86.625273][  T770]  ? new_sync_read+0x6d0/0x6d0
[   86.630266][  T770]  ? fsnotify+0x1110/0x1110
[   86.635174][  T770]  ? rw_verify_area+0xc3/0x2b0
[   86.640024][  T770]  ? __fget_light.part.0+0x19d/0x330
[   86.645626][  T770]  vfs_write+0x4f5/0x750
[   86.649893][  T770]  ksys_write+0x111/0x210
[   86.654207][  T770]  ? __ia32_sys_read+0xa0/0xa0
[   86.659312][  T770]  ? debug_smp_processor_id+0x17/0x20
[   86.664654][  T770]  ? fpregs_assert_state_consistent+0x49/0xb0
[   86.670702][  T770]  __x64_sys_write+0x6e/0xb0
[   86.675266][  T770]  ? syscall_exit_to_user_mode+0x27/0x160
[   86.681042][  T770]  do_syscall_64+0x32/0x80
[   86.685426][  T770]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   86.691458][  T770] RIP: 0033:0x7f391e8210e9
[   86.695958][  T770] 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
[   86.715714][  T770] RSP: 002b:00007f391e776168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   86.724123][  T770] RAX: ffffffffffffffda RBX: 00007f391e934030 RCX: 00007f391e8210e9
[   86.732082][  T770] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   86.740109][  T770] RBP: 00007f391e7761d0 R08: 0000000000000000 R09: 0000000000000000
[   86.748055][  T770] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   86.756086][  T770] R13: 00007fffeff857af R14: 00007f391e776300 R15: 0000000000022000
[   86.785417][  T776] FAULT_INJECTION: forcing a failure.
[   86.785417][  T776] name failslab, interval 1, probability 0, space 0, times 0
[   86.798509][  T776] CPU: 0 PID: 776 Comm: syz-executor.5 Tainted: G        W         5.10.117-syzkaller #0
[   86.808286][  T776] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   86.818504][  T776] Call Trace:
[   86.821762][  T776]  dump_stack_lvl+0x81/0xac
[   86.826236][  T776]  dump_stack+0x10/0x12
[   86.830377][  T776]  should_fail.cold+0x5/0xa
[   86.834877][  T776]  ? cgroup_exit_cftypes+0x150/0x150
[   86.840310][  T776]  ? percpu_ref_init+0xb6/0x300
[   86.845133][  T776]  __should_failslab+0xb6/0x100
[   86.849953][  T776]  should_failslab+0x9/0x20
[   86.854510][  T776]  kmem_cache_alloc_trace+0x2d/0x520
[   86.859763][  T776]  ? cgroup_exit_cftypes+0x150/0x150
[   86.865110][  T776]  percpu_ref_init+0xb6/0x300
[   86.869765][  T776]  cgroup_apply_control_enable+0x464/0xd60
[   86.875561][  T776]  cgroup_subtree_control_write+0x6d9/0xad0
[   86.881684][  T776]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   86.887814][  T776]  ? __schedule+0x6ec/0x1910
[   86.892460][  T776]  cgroup_file_write+0x193/0x740
[   86.897498][  T776]  ? __kasan_check_write+0x14/0x20
[   86.902609][  T776]  ? cgroup_file_poll+0xd0/0xd0
[   86.907435][  T776]  ? __mutex_lock_slowpath+0x10/0x10
[   86.912725][  T776]  ? cgroup_file_poll+0xd0/0xd0
[   86.917554][  T776]  kernfs_fop_write_iter+0x2e4/0x460
[   86.922815][  T776]  new_sync_write+0x358/0x6d0
[   86.927526][  T776]  ? ww_mutex_lock+0x1b0/0x1b0
[   86.932374][  T776]  ? new_sync_read+0x6d0/0x6d0
[   86.937203][  T776]  ? fsnotify+0x1110/0x1110
[   86.941748][  T776]  ? rw_verify_area+0xc3/0x2b0
[   86.946505][  T776]  ? __fget_light.part.0+0x19d/0x330
[   86.951764][  T776]  vfs_write+0x4f5/0x750
[   86.955980][  T776]  ksys_write+0x111/0x210
[   86.960293][  T776]  ? __ia32_sys_read+0xa0/0xa0
[   86.965133][  T776]  ? debug_smp_processor_id+0x17/0x20
[   86.970567][  T776]  ? fpregs_assert_state_consistent+0x49/0xb0
[   86.976644][  T776]  __x64_sys_write+0x6e/0xb0
[   86.981384][  T776]  ? syscall_exit_to_user_mode+0x27/0x160
[   86.987072][  T776]  do_syscall_64+0x32/0x80
[   86.991466][  T776]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   86.997591][  T776] RIP: 0033:0x7f9ceba820e9
[   87.002075][  T776] 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
[   87.021770][  T776] RSP: 002b:00007f9ceb9d7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   87.030326][  T776] RAX: ffffffffffffffda RBX: 00007f9cebb95030 RCX: 00007f9ceba820e9
[   87.038378][  T776] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   87.046428][  T776] RBP: 00007f9ceb9d71d0 R08: 0000000000000000 R09: 0000000000000000
[   87.054373][  T776] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   87.062320][  T776] R13: 00007ffe138f92df R14: 00007f9ceb9d7300 R15: 0000000000022000
[   87.105483][  T754] FAULT_INJECTION: forcing a failure.
[   87.105483][  T754] name failslab, interval 1, probability 0, space 0, times 0
[   87.118573][  T754] CPU: 0 PID: 754 Comm: syz-executor.3 Tainted: G        W         5.10.117-syzkaller #0
[   87.128453][  T754] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   87.139699][  T754] Call Trace:
[   87.143007][  T754]  dump_stack_lvl+0x81/0xac
[   87.147516][  T754]  dump_stack+0x10/0x12
[   87.151650][  T754]  should_fail.cold+0x5/0xa
[   87.156366][  T754]  ? cgroup_exit_cftypes+0x150/0x150
[   87.161742][  T754]  ? percpu_ref_init+0xb6/0x300
[   87.166829][  T754]  __should_failslab+0xb6/0x100
[   87.171685][  T754]  should_failslab+0x9/0x20
[   87.176381][  T754]  kmem_cache_alloc_trace+0x2d/0x520
[   87.181676][  T754]  ? cgroup_exit_cftypes+0x150/0x150
[   87.186961][  T754]  percpu_ref_init+0xb6/0x300
[   87.191939][  T754]  cgroup_apply_control_enable+0x464/0xd60
[   87.197743][  T754]  cgroup_subtree_control_write+0x6d9/0xad0
[   87.203623][  T754]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   87.209863][  T754]  ? __schedule+0x6ec/0x1910
[   87.214671][  T754]  cgroup_file_write+0x193/0x740
[   87.219892][  T754]  ? __kasan_check_write+0x14/0x20
[   87.225329][  T754]  ? cgroup_file_poll+0xd0/0xd0
[   87.230160][  T754]  ? __mutex_lock_slowpath+0x10/0x10
[   87.235523][  T754]  ? cgroup_file_poll+0xd0/0xd0
[   87.240662][  T754]  kernfs_fop_write_iter+0x2e4/0x460
[   87.245923][  T754]  new_sync_write+0x358/0x6d0
[   87.250674][  T754]  ? ww_mutex_lock+0x1b0/0x1b0
[   87.255433][  T754]  ? new_sync_read+0x6d0/0x6d0
[   87.260174][  T754]  ? fsnotify+0x1110/0x1110
[   87.264907][  T754]  ? rw_verify_area+0xc3/0x2b0
[   87.269758][  T754]  ? __fget_light.part.0+0x19d/0x330
[   87.275383][  T754]  vfs_write+0x4f5/0x750
[   87.279743][  T754]  ksys_write+0x111/0x210
[   87.284242][  T754]  ? __ia32_sys_read+0xa0/0xa0
[   87.289141][  T754]  ? debug_smp_processor_id+0x17/0x20
[   87.294889][  T754]  ? fpregs_assert_state_consistent+0x49/0xb0
[   87.300945][  T754]  __x64_sys_write+0x6e/0xb0
[   87.305598][  T754]  ? syscall_exit_to_user_mode+0x27/0x160
[   87.311471][  T754]  do_syscall_64+0x32/0x80
[   87.315864][  T754]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   87.321735][  T754] RIP: 0033:0x7faae37c10e9
[   87.326234][  T754] 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
[   87.345816][  T754] RSP: 002b:00007faae3716168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   87.354370][  T754] RAX: ffffffffffffffda RBX: 00007faae38d4030 RCX: 00007faae37c10e9
[   87.362414][  T754] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   87.370374][  T754] RBP: 00007faae37161d0 R08: 0000000000000000 R09: 0000000000000000
[   87.378500][  T754] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   87.386490][  T754] R13: 00007ffc4c31006f R14: 00007faae3716300 R15: 0000000000022000
[   87.435572][  T773] FAULT_INJECTION: forcing a failure.
[   87.435572][  T773] name failslab, interval 1, probability 0, space 0, times 0
[   87.448865][  T773] CPU: 1 PID: 773 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[   87.458760][  T773] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   87.469168][  T773] Call Trace:
[   87.472471][  T773]  dump_stack_lvl+0x81/0xac
[   87.477381][  T773]  dump_stack+0x10/0x12
[   87.481695][  T773]  should_fail.cold+0x5/0xa
[   87.486270][  T773]  ? cgroup_exit_cftypes+0x150/0x150
[   87.491896][  T773]  ? percpu_ref_init+0xb6/0x300
[   87.496723][  T773]  __should_failslab+0xb6/0x100
[   87.501728][  T773]  should_failslab+0x9/0x20
[   87.506381][  T773]  kmem_cache_alloc_trace+0x2d/0x520
[   87.511756][  T773]  ? cgroup_exit_cftypes+0x150/0x150
[   87.517121][  T773]  percpu_ref_init+0xb6/0x300
[   87.521870][  T773]  cgroup_apply_control_enable+0x464/0xd60
[   87.527665][  T773]  cgroup_subtree_control_write+0x6d9/0xad0
[   87.533633][  T773]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   87.539670][  T773]  ? __schedule+0x6ec/0x1910
[   87.544242][  T773]  cgroup_file_write+0x193/0x740
[   87.549398][  T773]  ? __kasan_check_write+0x14/0x20
[   87.554606][  T773]  ? cgroup_file_poll+0xd0/0xd0
[   87.559624][  T773]  ? __mutex_lock_slowpath+0x10/0x10
[   87.564893][  T773]  ? cgroup_file_poll+0xd0/0xd0
[   87.569725][  T773]  kernfs_fop_write_iter+0x2e4/0x460
[   87.574980][  T773]  new_sync_write+0x358/0x6d0
[   87.579638][  T773]  ? ww_mutex_lock+0x1b0/0x1b0
[   87.584566][  T773]  ? new_sync_read+0x6d0/0x6d0
[   87.589485][  T773]  ? fsnotify+0x1110/0x1110
[   87.593977][  T773]  ? rw_verify_area+0xc3/0x2b0
[   87.598907][  T773]  ? __fget_light.part.0+0x19d/0x330
[   87.604262][  T773]  vfs_write+0x4f5/0x750
[   87.608489][  T773]  ksys_write+0x111/0x210
[   87.612981][  T773]  ? __ia32_sys_read+0xa0/0xa0
[   87.617720][  T773]  ? debug_smp_processor_id+0x17/0x20
[   87.623060][  T773]  ? fpregs_assert_state_consistent+0x49/0xb0
[   87.629119][  T773]  __x64_sys_write+0x6e/0xb0
[   87.633923][  T773]  ? syscall_exit_to_user_mode+0x27/0x160
[   87.639724][  T773]  do_syscall_64+0x32/0x80
[   87.644130][  T773]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   87.650189][  T773] RIP: 0033:0x7f7124af40e9
[   87.654749][  T773] 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
[   87.675850][  T773] RSP: 002b:00007f7124a49168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   87.684423][  T773] RAX: ffffffffffffffda RBX: 00007f7124c07030 RCX: 00007f7124af40e9
[   87.692386][  T773] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   87.700699][  T773] RBP: 00007f7124a491d0 R08: 0000000000000000 R09: 0000000000000000
[   87.708911][  T773] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   87.716947][  T773] R13: 00007ffeae140eaf R14: 00007f7124a49300 R15: 0000000000022000
[   87.727249][  T409] ------------[ cut here ]------------
[   87.732839][  T409] WARNING: CPU: 1 PID: 409 at fs/namespace.c:1109 cleanup_mnt+0x398/0x4e0
[   87.741497][  T409] Modules linked in:
[   87.745434][  T409] CPU: 1 PID: 409 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[   87.755429][  T769] FAULT_INJECTION: forcing a failure.
[   87.755429][  T769] name failslab, interval 1, probability 0, space 0, times 0
[   87.755438][  T409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   87.768486][  T769] CPU: 0 PID: 769 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[   87.778772][  T409] RIP: 0010:cleanup_mnt+0x398/0x4e0
[   87.788483][  T769] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   87.788486][  T769] Call Trace:
[   87.788496][  T769]  dump_stack_lvl+0x81/0xac
[   87.788500][  T769]  dump_stack+0x10/0x12
[   87.788504][  T769]  should_fail.cold+0x5/0xa
[   87.788510][  T769]  ? cgroup_exit_cftypes+0x150/0x150
[   87.788516][  T769]  ? percpu_ref_init+0xb6/0x300
[   87.788520][  T769]  __should_failslab+0xb6/0x100
[   87.788525][  T769]  should_failslab+0x9/0x20
[   87.788536][  T769]  kmem_cache_alloc_trace+0x2d/0x520
[   87.788540][  T769]  ? cgroup_exit_cftypes+0x150/0x150
[   87.788543][  T769]  percpu_ref_init+0xb6/0x300
[   87.788549][  T769]  cgroup_apply_control_enable+0x464/0xd60
[   87.788555][  T769]  cgroup_subtree_control_write+0x6d9/0xad0
[   87.788559][  T769]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   87.788567][  T769]  ? __schedule+0x6ec/0x1910
[   87.788571][  T769]  cgroup_file_write+0x193/0x740
[   87.788577][  T769]  ? __kasan_check_write+0x14/0x20
[   87.788580][  T769]  ? cgroup_file_poll+0xd0/0xd0
[   87.788584][  T769]  ? __mutex_lock_slowpath+0x10/0x10
[   87.788587][  T769]  ? cgroup_file_poll+0xd0/0xd0
[   87.788594][  T769]  kernfs_fop_write_iter+0x2e4/0x460
[   87.788600][  T769]  new_sync_write+0x358/0x6d0
[   87.788604][  T769]  ? ww_mutex_lock+0x1b0/0x1b0
[   87.788608][  T769]  ? new_sync_read+0x6d0/0x6d0
[   87.788618][  T769]  ? fsnotify+0x1110/0x1110
[   87.793876][  T409] Code: c7 c7 60 6f 8f 85 e8 07 59 99 00 48 8d 7b 58 48 c7 c6 b0 56 99 81 e8 a7 95 b1 ff 48 83 c4 20 5b 41 5c 41 5d 41 5e 41 5f 5d c3 <0f> 0b e9 55 fd ff ff 48 89 df e8 b9 62 05 00 e9 78 fd ff ff e8 bf
[   87.803945][  T769]  ? rw_verify_area+0xc3/0x2b0
[   87.803951][  T769]  ? __fget_light.part.0+0x19d/0x330
[   87.803955][  T769]  vfs_write+0x4f5/0x750
[   87.803960][  T769]  ksys_write+0x111/0x210
[   87.803964][  T769]  ? __ia32_sys_read+0xa0/0xa0
[   87.803971][  T769]  ? debug_smp_processor_id+0x17/0x20
[   87.803977][  T769]  ? fpregs_assert_state_consistent+0x49/0xb0
[   87.803981][  T769]  __x64_sys_write+0x6e/0xb0
[   87.803984][  T769]  ? syscall_exit_to_user_mode+0x27/0x160
[   87.803988][  T769]  do_syscall_64+0x32/0x80
[   87.804005][  T769]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   87.807423][  T409] RSP: 0018:ffffc90000837e40 EFLAGS: 00010202
[   87.812030][  T769] RIP: 0033:0x7fb841a360e9
[   87.812038][  T769] 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
[   87.812040][  T769] RSP: 002b:00007fb84198b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   87.812050][  T769] RAX: ffffffffffffffda RBX: 00007fb841b49030 RCX: 00007fb841a360e9
[   87.816396][  T409] 
[   87.820909][  T769] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   87.820912][  T769] RBP: 00007fb84198b1d0 R08: 0000000000000000 R09: 0000000000000000
[   87.820914][  T769] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   87.820917][  T769] R13: 00007ffdd2c6dfbf R14: 00007fb84198b300 R15: 0000000000022000
[   88.087724][  T409] RAX: 0000000000000000 RBX: ffff8881169e5500 RCX: 0000000000000040
[   88.096698][  T409] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   88.104759][  T409] RBP: ffffc90000837e88 R08: 0000000000000008 R09: 0000000000000003
[   88.105856][  T780] FAULT_INJECTION: forcing a failure.
[   88.105856][  T780] name failslab, interval 1, probability 0, space 0, times 0
[   88.114020][  T409] R10: fffff52000106fc8 R11: ffff8881f7356140 R12: 0000000000000002
[   88.126484][  T780] CPU: 0 PID: 780 Comm: syz-executor.4 Tainted: G        W         5.10.117-syzkaller #0
[   88.134260][  T409] R13: 0000000000000007 R14: fffffbfff0c19848 R15: dffffc0000000000
[   88.143965][  T780] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   88.143968][  T780] Call Trace:
[   88.143980][  T780]  dump_stack_lvl+0x81/0xac
[   88.143983][  T780]  dump_stack+0x10/0x12
[   88.143988][  T780]  should_fail.cold+0x5/0xa
[   88.143993][  T780]  __should_failslab+0xb6/0x100
[   88.143998][  T780]  should_failslab+0x9/0x20
[   88.144003][  T780]  __kmalloc_track_caller+0x63/0x380
[   88.144007][  T780]  ? __kernfs_new_node+0xaa/0x640
[   88.144011][  T780]  kstrdup_const+0x45/0x70
[   88.144014][  T780]  __kernfs_new_node+0xaa/0x640
[   88.144018][  T780]  ? kernfs_dop_revalidate+0x370/0x370
[   88.144021][  T780]  ? unfreeze_partials+0x1e1/0x240
[   88.144027][  T780]  ? snprintf+0x9e/0xd0
[   88.144030][  T780]  ? vsprintf+0x20/0x20
[   88.144034][  T780]  ? kernfs_fop_write_iter+0x2e4/0x460
[   88.144040][  T780]  ? __x64_sys_write+0x6e/0xb0
[   88.144047][  T780]  kernfs_new_node+0x79/0x110
[   88.152206][  T409] FS:  0000555555dc8400(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000
[   88.162025][  T780]  ? __kasan_check_write+0x14/0x20
[   88.162031][  T780]  __kernfs_create_file+0x24/0x270
[   88.162036][  T780]  cgroup_addrm_files+0x2bd/0x810
[   88.162043][  T780]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   88.166399][  T409] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   88.169898][  T780]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   88.174049][  T409] CR2: 0000555555dd1b38 CR3: 000000010c7a3000 CR4: 00000000003506a0
[   88.178517][  T780]  ? __radix_tree_replace+0xd0/0x250
[   88.178520][  T780]  ? idr_replace+0x138/0x150
[   88.178523][  T780]  ? idr_get_next+0x130/0x130
[   88.178529][  T780]  css_populate_dir+0x17a/0x400
[   88.178533][  T780]  cgroup_apply_control_enable+0x3a7/0xd60
[   88.178538][  T780]  cgroup_subtree_control_write+0x6d9/0xad0
[   88.178542][  T780]  ? __mod_memcg_state.part.0+0xb2/0x270
[   88.178546][  T780]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   88.178552][  T780]  cgroup_file_write+0x193/0x740
[   88.183903][  T409] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   88.187941][  T780]  ? __kasan_check_write+0x14/0x20
[   88.187945][  T780]  ? cgroup_file_poll+0xd0/0xd0
[   88.187950][  T780]  ? __mutex_lock_slowpath+0x10/0x10
[   88.187955][  T780]  ? cgroup_file_poll+0xd0/0xd0
[   88.187963][  T780]  kernfs_fop_write_iter+0x2e4/0x460
[   88.193303][  T409] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   88.198313][  T780]  new_sync_write+0x358/0x6d0
[   88.198317][  T780]  ? new_sync_read+0x6d0/0x6d0
[   88.198323][  T780]  ? fsnotify+0x1110/0x1110
[   88.198328][  T780]  ? rw_verify_area+0xc3/0x2b0
[   88.198332][  T780]  ? __fget_light.part.0+0x19d/0x330
[   88.198336][  T780]  vfs_write+0x4f5/0x750
[   88.198339][  T780]  ksys_write+0x111/0x210
[   88.198345][  T780]  ? __ia32_sys_read+0xa0/0xa0
[   88.202815][  T409] Call Trace:
[   88.207633][  T780]  ? debug_smp_processor_id+0x17/0x20
[   88.207639][  T780]  ? fpregs_assert_state_consistent+0x49/0xb0
[   88.207645][  T780]  __x64_sys_write+0x6e/0xb0
[   88.213802][  T409]  __cleanup_mnt+0xd/0x10
[   88.218348][  T780]  ? syscall_exit_to_user_mode+0x27/0x160
[   88.218352][  T780]  do_syscall_64+0x32/0x80
[   88.218358][  T780]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   88.218361][  T780] RIP: 0033:0x7f2a719c50e9
[   88.218368][  T780] 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
[   88.218373][  T780] RSP: 002b:00007f2a7193b168 EFLAGS: 00000246
[   88.222947][  T409]  task_work_run+0xc2/0x140
[   88.226836][  T780]  ORIG_RAX: 0000000000000001
[   88.226840][  T780] RAX: ffffffffffffffda RBX: 00007f2a71ad7f60 RCX: 00007f2a719c50e9
[   88.226842][  T780] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   88.226844][  T780] RBP: 00007f2a7193b1d0 R08: 0000000000000000 R09: 0000000000000000
[   88.226847][  T780] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   88.226849][  T780] R13: 00007ffca6c110df R14: 00007f2a7193b300 R15: 0000000000022000
[   88.227722][  T780] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   88.232541][  T409]  exit_to_user_mode_prepare+0xd9/0xe0
[   88.553925][  T409]  syscall_exit_to_user_mode+0x27/0x160
[   88.559544][  T409]  do_syscall_64+0x3f/0x80
[   88.575232][  T409]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   88.581122][  T409] RIP: 0033:0x7f7124af5557
[   88.585579][  T409] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   88.585621][  T788] FAULT_INJECTION: forcing a failure.
[   88.585621][  T788] name failslab, interval 1, probability 0, space 0, times 0
[   88.605298][  T409] RSP: 002b:00007ffeae140008 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   88.605304][  T409] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f7124af5557
[   88.605307][  T409] RDX: 00007ffeae1400da RSI: 000000000000000a RDI: 00007ffeae1400d0
[   88.605310][  T409] RBP: 00007ffeae1400d0 R08: 00000000ffffffff R09: 00007ffeae13fea0
[   88.605312][  T409] R10: 0000555555dc9ba3 R11: 0000000000000246 R12: 00007f7124b4d1f8
[   88.605315][  T409] R13: 00007ffeae141190 R14: 0000555555dc9b00 R15: 00007ffeae1411d0
[   88.605323][  T409] ---[ end trace 9d9feaabe727435f ]---
[   88.635734][  T788] CPU: 0 PID: 788 Comm: syz-executor.3 Tainted: G        W         5.10.117-syzkaller #0
[   88.683371][  T788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   88.693500][  T788] Call Trace:
[   88.696800][  T788]  dump_stack_lvl+0x81/0xac
[   88.701389][  T788]  dump_stack+0x10/0x12
[   88.705538][  T788]  should_fail.cold+0x5/0xa
[   88.710195][  T788]  ? cgroup_exit_cftypes+0x150/0x150
[   88.715544][  T788]  ? percpu_ref_init+0xb6/0x300
[   88.720781][  T788]  __should_failslab+0xb6/0x100
[   88.725602][  T788]  should_failslab+0x9/0x20
[   88.730356][  T788]  kmem_cache_alloc_trace+0x2d/0x520
[   88.735761][  T788]  ? cgroup_exit_cftypes+0x150/0x150
[   88.741280][  T788]  percpu_ref_init+0xb6/0x300
[   88.746122][  T788]  cgroup_apply_control_enable+0x464/0xd60
[   88.751916][  T788]  cgroup_subtree_control_write+0x6d9/0xad0
[   88.757812][  T788]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   88.763947][  T788]  ? __schedule+0x6ec/0x1910
[   88.768766][  T788]  cgroup_file_write+0x193/0x740
[   88.773686][  T788]  ? __kasan_check_write+0x14/0x20
[   88.778869][  T788]  ? cgroup_file_poll+0xd0/0xd0
[   88.783970][  T788]  ? __mutex_lock_slowpath+0x10/0x10
[   88.789567][  T788]  ? cgroup_file_poll+0xd0/0xd0
[   88.794742][  T788]  kernfs_fop_write_iter+0x2e4/0x460
[   88.800007][  T788]  new_sync_write+0x358/0x6d0
[   88.804675][  T788]  ? ww_mutex_lock+0x1b0/0x1b0
[   88.809413][  T788]  ? new_sync_read+0x6d0/0x6d0
[   88.814408][  T788]  ? fsnotify+0x1110/0x1110
[   88.820582][  T788]  ? rw_verify_area+0xc3/0x2b0
[   88.825324][  T788]  ? __fget_light.part.0+0x19d/0x330
[   88.830683][  T788]  vfs_write+0x4f5/0x750
[   88.834925][  T788]  ksys_write+0x111/0x210
[   88.839425][  T788]  ? __ia32_sys_read+0xa0/0xa0
[   88.844166][  T788]  ? debug_smp_processor_id+0x17/0x20
[   88.849515][  T788]  ? fpregs_assert_state_consistent+0x49/0xb0
[   88.855647][  T788]  __x64_sys_write+0x6e/0xb0
[   88.860320][  T788]  ? syscall_exit_to_user_mode+0x27/0x160
[   88.866156][  T788]  do_syscall_64+0x32/0x80
[   88.871093][  T788]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   88.876965][  T788] RIP: 0033:0x7faae37c10e9
[   88.882098][  T788] 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
[   88.902388][  T788] RSP: 002b:00007faae3716168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   88.910979][  T788] RAX: ffffffffffffffda RBX: 00007faae38d4030 RCX: 00007faae37c10e9
[   88.919036][  T788] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   88.926984][  T788] RBP: 00007faae37161d0 R08: 0000000000000000 R09: 0000000000000000
2022/06/09 07:29:11 executed programs: 130
[   88.935014][  T788] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   88.943269][  T788] R13: 00007ffc4c31006f R14: 00007faae3716300 R15: 0000000000022000
[   88.985815][  T791] FAULT_INJECTION: forcing a failure.
[   88.985815][  T791] name failslab, interval 1, probability 0, space 0, times 0
[   88.998556][  T791] CPU: 0 PID: 791 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[   89.008603][  T791] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   89.018742][  T791] Call Trace:
[   89.022020][  T791]  dump_stack_lvl+0x81/0xac
[   89.026608][  T791]  dump_stack+0x10/0x12
[   89.030742][  T791]  should_fail.cold+0x5/0xa
[   89.035221][  T791]  __should_failslab+0xb6/0x100
[   89.040054][  T791]  should_failslab+0x9/0x20
[   89.044522][  T791]  __kmalloc_track_caller+0x63/0x380
[   89.049776][  T791]  ? __kernfs_new_node+0xaa/0x640
[   89.054778][  T791]  kstrdup_const+0x45/0x70
[   89.059195][  T791]  __kernfs_new_node+0xaa/0x640
[   89.064129][  T791]  ? kernfs_dop_revalidate+0x370/0x370
[   89.069559][  T791]  ? snprintf+0x9e/0xd0
[   89.073681][  T791]  ? vsprintf+0x20/0x20
[   89.077826][  T791]  ? kernfs_fop_write_iter+0x2e4/0x460
[   89.083280][  T791]  ? __x64_sys_write+0x6e/0xb0
[   89.088018][  T791]  kernfs_new_node+0x79/0x110
[   89.092676][  T791]  ? __kasan_check_write+0x14/0x20
[   89.097789][  T791]  __kernfs_create_file+0x24/0x270
[   89.102882][  T791]  cgroup_addrm_files+0x2bd/0x810
[   89.107892][  T791]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   89.113151][  T791]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   89.118500][  T791]  ? __radix_tree_replace+0xd0/0x250
[   89.123770][  T791]  ? idr_replace+0x138/0x150
[   89.128781][  T791]  ? idr_get_next+0x130/0x130
[   89.133618][  T791]  css_populate_dir+0x17a/0x400
[   89.138451][  T791]  cgroup_apply_control_enable+0x3a7/0xd60
[   89.144319][  T791]  cgroup_subtree_control_write+0x6d9/0xad0
[   89.150294][  T791]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   89.156335][  T791]  ? __schedule+0x6ec/0x1910
[   89.160895][  T791]  cgroup_file_write+0x193/0x740
[   89.165816][  T791]  ? __kasan_check_write+0x14/0x20
[   89.170899][  T791]  ? cgroup_file_poll+0xd0/0xd0
[   89.175726][  T791]  ? __mutex_lock_slowpath+0x10/0x10
[   89.181010][  T791]  ? cgroup_file_poll+0xd0/0xd0
[   89.185989][  T791]  kernfs_fop_write_iter+0x2e4/0x460
[   89.191268][  T791]  new_sync_write+0x358/0x6d0
[   89.195929][  T791]  ? ww_mutex_lock+0x1b0/0x1b0
[   89.200671][  T791]  ? new_sync_read+0x6d0/0x6d0
[   89.205412][  T791]  ? fsnotify+0x1110/0x1110
[   89.209923][  T791]  ? rw_verify_area+0xc3/0x2b0
[   89.214668][  T791]  ? __fget_light.part.0+0x19d/0x330
[   89.220038][  T791]  vfs_write+0x4f5/0x750
[   89.224278][  T791]  ksys_write+0x111/0x210
[   89.228600][  T791]  ? __ia32_sys_read+0xa0/0xa0
[   89.233615][  T791]  ? debug_smp_processor_id+0x17/0x20
[   89.239260][  T791]  ? fpregs_assert_state_consistent+0x49/0xb0
[   89.245510][  T791]  __x64_sys_write+0x6e/0xb0
[   89.250197][  T791]  ? syscall_exit_to_user_mode+0x27/0x160
[   89.256037][  T791]  do_syscall_64+0x32/0x80
[   89.260544][  T791]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   89.266604][  T791] RIP: 0033:0x7fb841a360e9
[   89.271237][  T791] 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
[   89.291600][  T791] RSP: 002b:00007fb84198b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   89.300091][  T791] RAX: ffffffffffffffda RBX: 00007fb841b49030 RCX: 00007fb841a360e9
[   89.308052][  T791] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   89.316175][  T791] RBP: 00007fb84198b1d0 R08: 0000000000000000 R09: 0000000000000000
[   89.324323][  T791] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   89.332445][  T791] R13: 00007ffdd2c6dfbf R14: 00007fb84198b300 R15: 0000000000022000
[   89.340588][  T791] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   89.406098][  T805] FAULT_INJECTION: forcing a failure.
[   89.406098][  T805] name failslab, interval 1, probability 0, space 0, times 0
[   89.418907][  T805] CPU: 1 PID: 805 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[   89.428682][  T805] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   89.438832][  T805] Call Trace:
[   89.442368][  T805]  dump_stack_lvl+0x81/0xac
[   89.447106][  T805]  dump_stack+0x10/0x12
[   89.451235][  T805]  should_fail.cold+0x5/0xa
[   89.455881][  T805]  __should_failslab+0xb6/0x100
[   89.460824][  T805]  should_failslab+0x9/0x20
[   89.465300][  T805]  __kmalloc_track_caller+0x63/0x380
[   89.470600][  T805]  ? __kernfs_new_node+0xaa/0x640
[   89.475601][  T805]  kstrdup_const+0x45/0x70
[   89.479989][  T805]  __kernfs_new_node+0xaa/0x640
[   89.484829][  T805]  ? kernfs_dop_revalidate+0x370/0x370
[   89.490257][  T805]  ? __this_cpu_preempt_check+0x13/0x20
[   89.495794][  T805]  ? snprintf+0x9e/0xd0
[   89.500023][  T805]  ? vsprintf+0x20/0x20
[   89.505275][  T805]  ? kernfs_fop_write_iter+0x2e4/0x460
[   89.510802][  T805]  ? __x64_sys_write+0x6e/0xb0
[   89.515551][  T805]  kernfs_new_node+0x79/0x110
[   89.520917][  T805]  ? __kasan_check_write+0x14/0x20
[   89.526270][  T805]  __kernfs_create_file+0x24/0x270
[   89.531441][  T805]  cgroup_addrm_files+0x2bd/0x810
[   89.536436][  T805]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   89.541622][  T805]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   89.546959][  T805]  ? __radix_tree_replace+0xd0/0x250
[   89.552400][  T805]  ? idr_replace+0x138/0x150
[   89.556968][  T805]  ? idr_get_next+0x130/0x130
[   89.561904][  T805]  css_populate_dir+0x17a/0x400
[   89.566844][  T805]  cgroup_apply_control_enable+0x3a7/0xd60
[   89.572731][  T805]  cgroup_subtree_control_write+0x6d9/0xad0
[   89.578593][  T805]  ? __mod_memcg_state.part.0+0xb2/0x270
[   89.584371][  T805]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   89.590589][  T805]  cgroup_file_write+0x193/0x740
[   89.595706][  T805]  ? __kasan_check_write+0x14/0x20
[   89.600801][  T805]  ? cgroup_file_poll+0xd0/0xd0
[   89.605815][  T805]  ? __mutex_lock_slowpath+0x10/0x10
[   89.611071][  T805]  ? cgroup_file_poll+0xd0/0xd0
[   89.615891][  T805]  kernfs_fop_write_iter+0x2e4/0x460
[   89.621248][  T805]  new_sync_write+0x358/0x6d0
[   89.625983][  T805]  ? new_sync_read+0x6d0/0x6d0
[   89.630808][  T805]  ? fsnotify+0x1110/0x1110
[   89.635308][  T805]  ? rw_verify_area+0xc3/0x2b0
[   89.640652][  T805]  ? __fget_light.part.0+0x19d/0x330
[   89.646010][  T805]  vfs_write+0x4f5/0x750
[   89.650246][  T805]  ksys_write+0x111/0x210
[   89.654557][  T805]  ? __ia32_sys_read+0xa0/0xa0
[   89.659304][  T805]  ? debug_smp_processor_id+0x17/0x20
[   89.664659][  T805]  ? fpregs_assert_state_consistent+0x49/0xb0
[   89.670941][  T805]  __x64_sys_write+0x6e/0xb0
[   89.675515][  T805]  ? syscall_exit_to_user_mode+0x27/0x160
[   89.681236][  T805]  do_syscall_64+0x32/0x80
[   89.685719][  T805]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   89.693580][  T805] RIP: 0033:0x7fb841a360e9
[   89.697969][  T805] 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
[   89.717633][  T805] RSP: 002b:00007fb8419ac168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   89.726038][  T805] RAX: ffffffffffffffda RBX: 00007fb841b48f60 RCX: 00007fb841a360e9
[   89.734098][  T805] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   89.742329][  T805] RBP: 00007fb8419ac1d0 R08: 0000000000000000 R09: 0000000000000000
[   89.750390][  T805] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   89.759020][  T805] R13: 00007ffdd2c6dfbf R14: 00007fb8419ac300 R15: 0000000000022000
[   89.768642][  T805] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   89.805415][  T787] FAULT_INJECTION: forcing a failure.
[   89.805415][  T787] name failslab, interval 1, probability 0, space 0, times 0
[   89.819138][  T787] CPU: 0 PID: 787 Comm: syz-executor.5 Tainted: G        W         5.10.117-syzkaller #0
[   89.829107][  T787] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   89.843154][  T787] Call Trace:
[   89.846573][  T787]  dump_stack_lvl+0x81/0xac
[   89.851477][  T787]  dump_stack+0x10/0x12
[   89.855609][  T787]  should_fail.cold+0x5/0xa
[   89.860729][  T787]  __should_failslab+0xb6/0x100
[   89.865883][  T787]  should_failslab+0x9/0x20
[   89.870737][  T787]  __kmalloc_track_caller+0x63/0x380
[   89.887002][  T787]  ? __kernfs_new_node+0xaa/0x640
[   89.892456][  T787]  kstrdup_const+0x45/0x70
[   89.896938][  T787]  __kernfs_new_node+0xaa/0x640
[   89.902030][  T787]  ? kernfs_dop_revalidate+0x370/0x370
[   89.907823][  T787]  ? snprintf+0x9e/0xd0
[   89.912220][  T787]  ? vsprintf+0x20/0x20
[   89.916385][  T787]  ? kernfs_fop_write_iter+0x2e4/0x460
[   89.922726][  T787]  ? __x64_sys_write+0x6e/0xb0
[   89.928180][  T787]  kernfs_new_node+0x79/0x110
[   89.934006][  T787]  ? __kasan_check_write+0x14/0x20
[   89.939558][  T787]  __kernfs_create_file+0x24/0x270
[   89.944735][  T787]  cgroup_addrm_files+0x2bd/0x810
[   89.950011][  T787]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   89.955623][  T787]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   89.961076][  T787]  ? __radix_tree_replace+0xd0/0x250
[   89.966964][  T787]  ? idr_replace+0x138/0x150
[   89.971737][  T787]  ? idr_get_next+0x130/0x130
[   89.976391][  T787]  css_populate_dir+0x17a/0x400
[   89.981440][  T787]  cgroup_apply_control_enable+0x3a7/0xd60
[   89.987904][  T787]  cgroup_subtree_control_write+0x6d9/0xad0
[   89.993809][  T787]  ? __mod_memcg_state.part.0+0xb2/0x270
[   89.999524][  T787]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   90.005570][  T787]  cgroup_file_write+0x193/0x740
[   90.010485][  T787]  ? __kasan_check_write+0x14/0x20
[   90.015583][  T787]  ? cgroup_file_poll+0xd0/0xd0
[   90.020405][  T787]  ? __mutex_lock_slowpath+0x10/0x10
[   90.025924][  T787]  ? cgroup_file_poll+0xd0/0xd0
[   90.030774][  T787]  kernfs_fop_write_iter+0x2e4/0x460
[   90.036132][  T787]  new_sync_write+0x358/0x6d0
[   90.040813][  T787]  ? new_sync_read+0x6d0/0x6d0
[   90.045701][  T787]  ? fsnotify+0x1110/0x1110
[   90.050273][  T787]  ? rw_verify_area+0xc3/0x2b0
[   90.055106][  T787]  ? __fget_light.part.0+0x19d/0x330
[   90.060486][  T787]  vfs_write+0x4f5/0x750
[   90.064712][  T787]  ksys_write+0x111/0x210
[   90.069134][  T787]  ? __ia32_sys_read+0xa0/0xa0
[   90.074240][  T787]  ? debug_smp_processor_id+0x17/0x20
[   90.079587][  T787]  ? fpregs_assert_state_consistent+0x49/0xb0
[   90.085632][  T787]  __x64_sys_write+0x6e/0xb0
[   90.090327][  T787]  ? syscall_exit_to_user_mode+0x27/0x160
[   90.096033][  T787]  do_syscall_64+0x32/0x80
[   90.100509][  T787]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   90.106380][  T787] RIP: 0033:0x7f9ceba820e9
[   90.110862][  T787] 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
[   90.130692][  T787] RSP: 002b:00007f9ceb9f8168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   90.139387][  T787] RAX: ffffffffffffffda RBX: 00007f9cebb94f60 RCX: 00007f9ceba820e9
[   90.147717][  T787] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   90.155665][  T787] RBP: 00007f9ceb9f81d0 R08: 0000000000000000 R09: 0000000000000000
[   90.164049][  T787] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   90.172008][  T787] R13: 00007ffe138f92df R14: 00007f9ceb9f8300 R15: 0000000000022000
[   90.180659][  T787] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   90.190497][  T415] ------------[ cut here ]------------
[   90.196082][  T415] WARNING: CPU: 0 PID: 415 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[   90.205109][  T415] Modules linked in:
[   90.209018][  T415] CPU: 0 PID: 415 Comm: syz-executor.5 Tainted: G        W         5.10.117-syzkaller #0
[   90.218931][  T415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   90.229202][  T415] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[   90.234927][  T415] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[   90.254959][  T415] RSP: 0018:ffffc90000907cf0 EFLAGS: 00010286
[   90.261488][  T415] RAX: 0000000000000000 RBX: 1ffff92000120fa5 RCX: 0000000000000040
[   90.269499][  T415] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   90.277754][  T415] RBP: ffffc90000907db0 R08: 0000000000000000 R09: 0000000000000008
[   90.285942][  T415] R10: fffff52000120f91 R11: ffff8881f7256140 R12: ffffc90000907d48
[   90.293907][  T415] R13: 00000000ffffffff R14: dffffc0000000000 R15: ffff888116eb6700
[   90.302038][  T415] FS:  0000555556c9b400(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000
[   90.312553][  T415] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   90.319245][  T415] CR2: 00007ffe138f7cf8 CR3: 000000010a028000 CR4: 00000000003506b0
[   90.327843][  T415] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   90.336035][  T415] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   90.344004][  T415] Call Trace:
[   90.347389][  T415]  ? namespace_unlock+0x331/0x3e0
[   90.352638][  T415]  ? kern_unmount+0x57/0xb0
[   90.357158][  T415]  ? clone_private_mount+0x300/0x300
[   90.362904][  T415]  ? dput+0xac/0x8a0
[   90.366936][  T415]  path_umount+0x684/0x1110
[   90.371593][  T415]  ? __detach_mounts+0x280/0x280
[   90.376727][  T415]  ? user_path_at_empty+0xa2/0xf0
[   90.381922][  T415]  __x64_sys_umount+0xfb/0x120
[   90.386843][  T415]  ? path_umount+0x1110/0x1110
[   90.391744][  T415]  ? fpregs_assert_state_consistent+0x49/0xb0
[   90.397925][  T415]  ? exit_to_user_mode_prepare+0x30/0xe0
[   90.403955][  T415]  do_syscall_64+0x32/0x80
[   90.408466][  T415]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   90.414565][  T415] RIP: 0033:0x7f9ceba83557
[   90.418993][  T415] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   90.438870][  T415] RSP: 002b:00007ffe138f8438 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   90.447387][  T415] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9ceba83557
[   90.455447][  T415] RDX: 00007ffe138f850a RSI: 000000000000000a RDI: 00007ffe138f8500
[   90.463412][  T415] RBP: 00007ffe138f8500 R08: 00000000ffffffff R09: 00007ffe138f82d0
[   90.471385][  T415] R10: 0000555556c9cba3 R11: 0000000000000246 R12: 00007f9cebadb1f8
[   90.480443][  T415] R13: 00007ffe138f95c0 R14: 0000555556c9cb00 R15: 00007ffe138f9600
[   90.489067][  T415] ---[ end trace 9d9feaabe7274360 ]---
[   90.505530][  T783] FAULT_INJECTION: forcing a failure.
[   90.505530][  T783] name failslab, interval 1, probability 0, space 0, times 0
[   90.518363][  T783] CPU: 1 PID: 783 Comm: syz-executor.0 Tainted: G        W         5.10.117-syzkaller #0
[   90.529277][  T783] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   90.539484][  T783] Call Trace:
[   90.542797][  T783]  dump_stack_lvl+0x81/0xac
[   90.547551][  T783]  dump_stack+0x10/0x12
[   90.551682][  T783]  should_fail.cold+0x5/0xa
[   90.556264][  T783]  __should_failslab+0xb6/0x100
[   90.561085][  T783]  should_failslab+0x9/0x20
[   90.565730][  T783]  __kmalloc_track_caller+0x63/0x380
[   90.571003][  T783]  ? __kernfs_new_node+0xaa/0x640
[   90.576010][  T783]  kstrdup_const+0x45/0x70
[   90.580403][  T783]  __kernfs_new_node+0xaa/0x640
[   90.585357][  T783]  ? kernfs_dop_revalidate+0x370/0x370
[   90.590887][  T783]  ? snprintf+0x9e/0xd0
[   90.595248][  T783]  ? vsprintf+0x20/0x20
[   90.599468][  T783]  ? kernfs_fop_write_iter+0x2e4/0x460
[   90.604999][  T783]  ? __x64_sys_write+0x6e/0xb0
[   90.609825][  T783]  kernfs_new_node+0x79/0x110
[   90.614598][  T783]  ? __kasan_check_write+0x14/0x20
[   90.621193][  T783]  __kernfs_create_file+0x24/0x270
[   90.626661][  T783]  cgroup_addrm_files+0x2bd/0x810
[   90.631852][  T783]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   90.637026][  T783]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   90.642518][  T783]  ? __radix_tree_replace+0xd0/0x250
[   90.647784][  T783]  ? idr_replace+0x138/0x150
[   90.652344][  T783]  ? idr_get_next+0x130/0x130
[   90.657130][  T783]  css_populate_dir+0x17a/0x400
[   90.662140][  T783]  cgroup_apply_control_enable+0x3a7/0xd60
[   90.668880][  T783]  cgroup_subtree_control_write+0x6d9/0xad0
[   90.674749][  T783]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   90.681023][  T783]  ? __schedule+0x6ec/0x1910
[   90.685608][  T783]  cgroup_file_write+0x193/0x740
[   90.690536][  T783]  ? __kasan_check_write+0x14/0x20
[   90.695704][  T783]  ? cgroup_file_poll+0xd0/0xd0
[   90.700708][  T783]  ? __mutex_lock_slowpath+0x10/0x10
[   90.706158][  T783]  ? cgroup_file_poll+0xd0/0xd0
[   90.710991][  T783]  kernfs_fop_write_iter+0x2e4/0x460
[   90.716434][  T783]  new_sync_write+0x358/0x6d0
[   90.721171][  T783]  ? ww_mutex_lock+0x1b0/0x1b0
[   90.726093][  T783]  ? new_sync_read+0x6d0/0x6d0
[   90.730969][  T783]  ? fsnotify+0x1110/0x1110
[   90.735442][  T783]  ? rw_verify_area+0xc3/0x2b0
[   90.740175][  T783]  ? __fget_light.part.0+0x19d/0x330
[   90.745425][  T783]  vfs_write+0x4f5/0x750
[   90.749633][  T783]  ksys_write+0x111/0x210
[   90.753934][  T783]  ? __ia32_sys_read+0xa0/0xa0
[   90.759547][  T783]  ? debug_smp_processor_id+0x17/0x20
[   90.764907][  T783]  ? fpregs_assert_state_consistent+0x49/0xb0
[   90.770940][  T783]  __x64_sys_write+0x6e/0xb0
[   90.775642][  T783]  ? syscall_exit_to_user_mode+0x27/0x160
[   90.781684][  T783]  do_syscall_64+0x32/0x80
[   90.786094][  T783]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   90.791953][  T783] RIP: 0033:0x7f391e8210e9
[   90.796378][  T783] 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
[   90.816599][  T783] RSP: 002b:00007f391e776168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   90.824992][  T783] RAX: ffffffffffffffda RBX: 00007f391e934030 RCX: 00007f391e8210e9
[   90.832935][  T783] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   90.840879][  T783] RBP: 00007f391e7761d0 R08: 0000000000000000 R09: 0000000000000000
[   90.848820][  T783] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   90.856782][  T783] R13: 00007fffeff857af R14: 00007f391e776300 R15: 0000000000022000
[   90.865380][  T783] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   90.905879][  T803] FAULT_INJECTION: forcing a failure.
[   90.905879][  T803] name failslab, interval 1, probability 0, space 0, times 0
[   90.918731][  T803] CPU: 0 PID: 803 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[   90.928782][  T803] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   90.938928][  T803] Call Trace:
[   90.942193][  T803]  dump_stack_lvl+0x81/0xac
[   90.946756][  T803]  dump_stack+0x10/0x12
[   90.950973][  T803]  should_fail.cold+0x5/0xa
[   90.955447][  T803]  ? pids_css_alloc+0x3c/0x130
[   90.960270][  T803]  __should_failslab+0xb6/0x100
[   90.965203][  T803]  should_failslab+0x9/0x20
[   90.969788][  T803]  kmem_cache_alloc_trace+0x2d/0x520
[   90.975049][  T803]  pids_css_alloc+0x3c/0x130
[   90.979788][  T803]  cgroup_apply_control_enable+0x410/0xd60
[   90.985565][  T803]  cgroup_subtree_control_write+0x6d9/0xad0
[   90.991435][  T803]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   90.997741][  T803]  ? __schedule+0x6ec/0x1910
[   91.002327][  T803]  cgroup_file_write+0x193/0x740
[   91.007242][  T803]  ? __kasan_check_write+0x14/0x20
[   91.012809][  T803]  ? cgroup_file_poll+0xd0/0xd0
[   91.017639][  T803]  ? __mutex_lock_slowpath+0x10/0x10
[   91.022898][  T803]  ? cgroup_file_poll+0xd0/0xd0
[   91.027723][  T803]  kernfs_fop_write_iter+0x2e4/0x460
[   91.032984][  T803]  new_sync_write+0x358/0x6d0
[   91.037656][  T803]  ? ww_mutex_lock+0x1b0/0x1b0
[   91.042724][  T803]  ? new_sync_read+0x6d0/0x6d0
[   91.047564][  T803]  ? fsnotify+0x1110/0x1110
[   91.052156][  T803]  ? rw_verify_area+0xc3/0x2b0
[   91.056889][  T803]  ? __fget_light.part.0+0x19d/0x330
[   91.062140][  T803]  vfs_write+0x4f5/0x750
[   91.066367][  T803]  ksys_write+0x111/0x210
[   91.070667][  T803]  ? __ia32_sys_read+0xa0/0xa0
[   91.075495][  T803]  ? debug_smp_processor_id+0x17/0x20
[   91.080847][  T803]  ? fpregs_assert_state_consistent+0x49/0xb0
[   91.086884][  T803]  __x64_sys_write+0x6e/0xb0
[   91.091445][  T803]  ? syscall_exit_to_user_mode+0x27/0x160
[   91.097144][  T803]  do_syscall_64+0x32/0x80
[   91.101533][  T803]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   91.107395][  T803] RIP: 0033:0x7f7124af40e9
[   91.111820][  T803] 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
[   91.132964][  T803] RSP: 002b:00007f7124a49168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   91.141358][  T803] RAX: ffffffffffffffda RBX: 00007f7124c07030 RCX: 00007f7124af40e9
[   91.149298][  T803] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   91.157246][  T803] RBP: 00007f7124a491d0 R08: 0000000000000000 R09: 0000000000000000
[   91.165191][  T803] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   91.173144][  T803] R13: 00007ffeae140eaf R14: 00007f7124a49300 R15: 0000000000022000
[   91.183468][  T409] ------------[ cut here ]------------
[   91.189001][  T409] WARNING: CPU: 1 PID: 409 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[   91.198816][  T409] Modules linked in:
[   91.202788][  T409] CPU: 1 PID: 409 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[   91.212592][  T409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   91.222668][  T409] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[   91.228448][  T409] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[   91.248153][  T409] RSP: 0018:ffffc90000837c28 EFLAGS: 00010286
[   91.254666][  T409] RAX: 0000000000000000 RBX: 1ffff92000106f8c RCX: 0000000000000040
[   91.262654][  T409] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   91.270758][  T409] RBP: ffffc90000837ce8 R08: 0000000000000000 R09: 0000000000000008
[   91.278811][  T409] R10: fffff52000106f78 R11: 0000000000000000 R12: ffffc90000837c80
[   91.286912][  T409] R13: 00000000ffffffff R14: dffffc0000000000 R15: ffff888116eb7c00
[   91.294861][  T409] FS:  0000555555dc8400(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000
[   91.303807][  T409] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   91.310396][  T409] CR2: 0000555555dd1b38 CR3: 000000010c7a3000 CR4: 00000000003506a0
[   91.318384][  T409] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   91.326359][  T409] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   91.334305][  T409] Call Trace:
[   91.337598][  T409]  ? __put_mountpoint.part.0+0x151/0x1b0
[   91.343313][  T409]  ? clone_private_mount+0x300/0x300
[   91.348616][  T409]  ? change_mnt_propagation+0x5df/0xd40
[   91.354144][  T409]  namespace_unlock+0x331/0x3e0
[   91.358989][  T409]  ? kern_unmount+0xb0/0xb0
[   91.363468][  T409]  ? unhash_mnt+0x3c0/0x3c0
[   91.368085][  T409]  path_umount+0x646/0x1110
[   91.372581][  T409]  ? __detach_mounts+0x280/0x280
[   91.377695][  T409]  ? user_path_at_empty+0xa2/0xf0
[   91.383089][  T409]  __x64_sys_umount+0xfb/0x120
[   91.387942][  T409]  ? path_umount+0x1110/0x1110
[   91.393245][  T409]  ? fpregs_assert_state_consistent+0x49/0xb0
[   91.399320][  T409]  ? exit_to_user_mode_prepare+0x30/0xe0
[   91.405137][  T409]  do_syscall_64+0x32/0x80
[   91.409658][  T409]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   91.415664][  T409] RIP: 0033:0x7f7124af5557
[   91.420181][  T409] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   91.440047][  T409] RSP: 002b:00007ffeae140008 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   91.449009][  T409] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7124af5557
[   91.456986][  T409] RDX: 00007ffeae1400da RSI: 000000000000000a RDI: 00007ffeae1400d0
[   91.465028][  T409] RBP: 00007ffeae1400d0 R08: 00000000ffffffff R09: 00007ffeae13fea0
[   91.473591][  T409] R10: 0000555555dc9ba3 R11: 0000000000000246 R12: 00007f7124b4d1f8
[   91.481837][  T409] R13: 00007ffeae141190 R14: 0000555555dc9b00 R15: 00007ffeae1411d0
[   91.490017][  T409] ---[ end trace 9d9feaabe7274361 ]---
[   91.495750][  T409] ------------[ cut here ]------------
[   91.501230][  T409] WARNING: CPU: 0 PID: 409 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[   91.510518][  T409] Modules linked in:
[   91.514501][  T409] CPU: 0 PID: 409 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[   91.524879][  T409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   91.535318][  T409] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[   91.540923][  T409] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[   91.560981][  T409] RSP: 0018:ffffc90000837cf0 EFLAGS: 00010282
[   91.567065][  T409] RAX: 0000000000000000 RBX: 1ffff92000106fa5 RCX: 0000000000000040
[   91.575020][  T409] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   91.583329][  T409] RBP: ffffc90000837db0 R08: 0000000000000000 R09: 0000000000000008
[   91.591301][  T409] R10: fffff52000106f91 R11: 0000000000000000 R12: ffffc90000837d48
[   91.599282][  T409] R13: 00000000fffffffe R14: dffffc0000000000 R15: ffff888116eb7c00
[   91.607354][  T409] FS:  0000555555dc8400(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000
[   91.616289][  T409] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   91.622878][  T409] CR2: 00007f391ed38000 CR3: 000000010c7a3000 CR4: 00000000003506b0
[   91.630941][  T409] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   91.638927][  T409] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   91.646899][  T409] Call Trace:
[   91.650166][  T409]  ? namespace_unlock+0x331/0x3e0
[   91.655363][  T409]  ? kern_unmount+0x57/0xb0
[   91.660024][  T409]  ? clone_private_mount+0x300/0x300
[   91.665405][  T409]  ? dput+0xac/0x8a0
[   91.669291][  T409]  path_umount+0x684/0x1110
[   91.673770][  T409]  ? __detach_mounts+0x280/0x280
[   91.678986][  T409]  ? user_path_at_empty+0xa2/0xf0
[   91.684071][  T409]  __x64_sys_umount+0xfb/0x120
[   91.689020][  T409]  ? path_umount+0x1110/0x1110
[   91.693759][  T409]  ? fpregs_assert_state_consistent+0x49/0xb0
[   91.699909][  T409]  ? exit_to_user_mode_prepare+0x30/0xe0
[   91.705525][  T409]  do_syscall_64+0x32/0x80
[   91.709914][  T409]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   91.717836][  T409] RIP: 0033:0x7f7124af5557
[   91.722236][  T409] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   91.743324][  T409] RSP: 002b:00007ffeae140008 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   91.751738][  T409] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7124af5557
[   91.760215][  T409] RDX: 00007ffeae1400da RSI: 000000000000000a RDI: 00007ffeae1400d0
[   91.768263][  T409] RBP: 00007ffeae1400d0 R08: 00000000ffffffff R09: 00007ffeae13fea0
[   91.776927][  T409] R10: 0000555555dc9ba3 R11: 0000000000000246 R12: 00007f7124b4d1f8
[   91.785349][  T409] R13: 00007ffeae141190 R14: 0000555555dc9b00 R15: 00007ffeae1411d0
[   91.793587][  T409] ---[ end trace 9d9feaabe7274362 ]---
[   91.799247][  T811] FAULT_INJECTION: forcing a failure.
[   91.799247][  T811] name failslab, interval 1, probability 0, space 0, times 0
[   91.811929][  T811] CPU: 0 PID: 811 Comm: syz-executor.5 Tainted: G        W         5.10.117-syzkaller #0
[   91.821709][  T811] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   91.831827][  T811] Call Trace:
[   91.835101][  T811]  dump_stack_lvl+0x81/0xac
[   91.839584][  T811]  dump_stack+0x10/0x12
[   91.843727][  T811]  should_fail.cold+0x5/0xa
[   91.848226][  T811]  __should_failslab+0xb6/0x100
[   91.853062][  T811]  should_failslab+0x9/0x20
[   91.857544][  T811]  __kmalloc_track_caller+0x63/0x380
[   91.862799][  T811]  ? __kernfs_new_node+0xaa/0x640
[   91.867882][  T811]  kstrdup_const+0x45/0x70
[   91.872396][  T811]  __kernfs_new_node+0xaa/0x640
[   91.877394][  T811]  ? kernfs_dop_revalidate+0x370/0x370
[   91.882955][  T811]  ? snprintf+0x9e/0xd0
[   91.887291][  T811]  ? vsprintf+0x20/0x20
[   91.891438][  T811]  ? kernfs_fop_write_iter+0x2e4/0x460
[   91.896960][  T811]  ? __x64_sys_write+0x6e/0xb0
[   91.901711][  T811]  kernfs_new_node+0x79/0x110
[   91.906579][  T811]  ? __kasan_check_write+0x14/0x20
[   91.911661][  T811]  __kernfs_create_file+0x24/0x270
[   91.916830][  T811]  cgroup_addrm_files+0x2bd/0x810
[   91.921835][  T811]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   91.927005][  T811]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   91.932354][  T811]  ? __radix_tree_replace+0xd0/0x250
[   91.937613][  T811]  ? idr_replace+0x138/0x150
[   91.942232][  T811]  ? idr_get_next+0x130/0x130
[   91.946989][  T811]  css_populate_dir+0x17a/0x400
[   91.952261][  T811]  cgroup_apply_control_enable+0x3a7/0xd60
[   91.958504][  T811]  cgroup_subtree_control_write+0x6d9/0xad0
[   91.967003][  T811]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   91.973180][  T811]  ? __schedule+0x6ec/0x1910
[   91.978381][  T811]  cgroup_file_write+0x193/0x740
[   91.983515][  T811]  ? __kasan_check_write+0x14/0x20
[   91.988644][  T811]  ? cgroup_file_poll+0xd0/0xd0
[   91.993583][  T811]  ? __mutex_lock_slowpath+0x10/0x10
[   91.999130][  T811]  ? cgroup_file_poll+0xd0/0xd0
[   92.004040][  T811]  kernfs_fop_write_iter+0x2e4/0x460
[   92.009471][  T811]  new_sync_write+0x358/0x6d0
[   92.014843][  T811]  ? ww_mutex_lock+0x1b0/0x1b0
[   92.020043][  T811]  ? new_sync_read+0x6d0/0x6d0
[   92.024780][  T811]  ? fsnotify+0x1110/0x1110
[   92.029394][  T811]  ? rw_verify_area+0xc3/0x2b0
[   92.034127][  T811]  ? __fget_light.part.0+0x19d/0x330
[   92.039393][  T811]  vfs_write+0x4f5/0x750
[   92.043615][  T811]  ksys_write+0x111/0x210
[   92.047919][  T811]  ? __ia32_sys_read+0xa0/0xa0
[   92.052657][  T811]  ? debug_smp_processor_id+0x17/0x20
[   92.057999][  T811]  ? fpregs_assert_state_consistent+0x49/0xb0
[   92.064047][  T811]  __x64_sys_write+0x6e/0xb0
[   92.068609][  T811]  ? syscall_exit_to_user_mode+0x27/0x160
[   92.074313][  T811]  do_syscall_64+0x32/0x80
[   92.078715][  T811]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   92.084609][  T811] RIP: 0033:0x7f9ceba820e9
[   92.088999][  T811] 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
[   92.109197][  T811] RSP: 002b:00007f9ceb9d7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   92.117582][  T811] RAX: ffffffffffffffda RBX: 00007f9cebb95030 RCX: 00007f9ceba820e9
[   92.125525][  T811] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   92.133649][  T811] RBP: 00007f9ceb9d71d0 R08: 0000000000000000 R09: 0000000000000000
[   92.141691][  T811] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   92.149634][  T811] R13: 00007ffe138f92df R14: 00007f9ceb9d7300 R15: 0000000000022000
[   92.157891][  T811] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   92.166556][  T415] ------------[ cut here ]------------
[   92.172026][  T415] WARNING: CPU: 1 PID: 415 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[   92.181137][  T415] Modules linked in:
[   92.181405][  T808] FAULT_INJECTION: forcing a failure.
[   92.181405][  T808] name failslab, interval 1, probability 0, space 0, times 0
[   92.185018][  T415] CPU: 1 PID: 415 Comm: syz-executor.5 Tainted: G        W         5.10.117-syzkaller #0
[   92.197644][  T808] CPU: 0 PID: 808 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[   92.207466][  T415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   92.217214][  T808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   92.217217][  T808] Call Trace:
[   92.217229][  T808]  dump_stack_lvl+0x81/0xac
[   92.217233][  T808]  dump_stack+0x10/0x12
[   92.217237][  T808]  should_fail.cold+0x5/0xa
[   92.217242][  T808]  ? cgroup_exit_cftypes+0x150/0x150
[   92.217246][  T808]  ? percpu_ref_init+0xb6/0x300
[   92.217254][  T808]  __should_failslab+0xb6/0x100
[   92.227897][  T415] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[   92.237910][  T808]  should_failslab+0x9/0x20
[   92.237916][  T808]  kmem_cache_alloc_trace+0x2d/0x520
[   92.237922][  T808]  ? cgroup_exit_cftypes+0x150/0x150
[   92.241306][  T415] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[   92.245867][  T808]  percpu_ref_init+0xb6/0x300
[   92.245873][  T808]  cgroup_apply_control_enable+0x464/0xd60
[   92.245879][  T808]  cgroup_subtree_control_write+0x6d9/0xad0
[   92.245886][  T808]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   92.250003][  T415] RSP: 0018:ffffc90000907c28 EFLAGS: 00010282
[   92.254474][  T808]  ? __schedule+0x6ec/0x1910
[   92.259735][  T415] 
[   92.264536][  T808]  cgroup_file_write+0x193/0x740
[   92.269359][  T415] RAX: 0000000000000000 RBX: 1ffff92000120f8c RCX: 0000000000000040
[   92.274950][  T808]  ? __kasan_check_write+0x14/0x20
[   92.279443][  T415] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   92.284756][  T808]  ? cgroup_file_poll+0xd0/0xd0
[   92.290245][  T415] RBP: ffffc90000907ce8 R08: 0000000000000000 R09: 0000000000000008
[   92.310247][  T808]  ? __mutex_lock_slowpath+0x10/0x10
[   92.310254][  T808]  ? cgroup_file_poll+0xd0/0xd0
[   92.310260][  T808]  kernfs_fop_write_iter+0x2e4/0x460
[   92.310267][  T808]  new_sync_write+0x358/0x6d0
[   92.310270][  T808]  ? ww_mutex_lock+0x1b0/0x1b0
[   92.310279][  T808]  ? new_sync_read+0x6d0/0x6d0
[   92.315357][  T415] R10: fffff52000120f78 R11: ffff888107bbe388 R12: ffffc90000907c80
[   92.321473][  T808]  ? fsnotify+0x1110/0x1110
[   92.328074][  T415] R13: 00000000fffffffe R14: dffffc0000000000 R15: ffff8881170e6c40
[   92.334089][  T808]  ? rw_verify_area+0xc3/0x2b0
[   92.340428][  T415] FS:  0000555556c9b400(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000
[   92.344954][  T808]  ? __fget_light.part.0+0x19d/0x330
[   92.347277][  T415] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   92.352165][  T808]  vfs_write+0x4f5/0x750
[   92.360226][  T415] CR2: 00007ffe138f7cf8 CR3: 000000010a028000 CR4: 00000000003506a0
[   92.365278][  T808]  ksys_write+0x111/0x210
[   92.365282][  T808]  ? __ia32_sys_read+0xa0/0xa0
[   92.365289][  T808]  ? debug_smp_processor_id+0x17/0x20
[   92.365297][  T808]  ? fpregs_assert_state_consistent+0x49/0xb0
[   92.374969][  T415] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   92.379782][  T808]  __x64_sys_write+0x6e/0xb0
[   92.379786][  T808]  ? syscall_exit_to_user_mode+0x27/0x160
[   92.379790][  T808]  do_syscall_64+0x32/0x80
[   92.379795][  T808]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   92.379801][  T808] RIP: 0033:0x7fb841a360e9
[   92.387848][  T415] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   92.393259][  T808] 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
[   92.398097][  T415] Call Trace:
[   92.403419][  T808] RSP: 002b:00007fb84198b168 EFLAGS: 00000246
[   92.408233][  T415]  ? __put_mountpoint.part.0+0x151/0x1b0
[   92.412940][  T808]  ORIG_RAX: 0000000000000001
[   92.417689][  T415]  ? clone_private_mount+0x300/0x300
[   92.425621][  T808] RAX: ffffffffffffffda RBX: 00007fb841b49030 RCX: 00007fb841a360e9
[   92.425624][  T808] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   92.425626][  T808] RBP: 00007fb84198b1d0 R08: 0000000000000000 R09: 0000000000000000
[   92.425629][  T808] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   92.425632][  T808] R13: 00007ffdd2c6dfbf R14: 00007fb84198b300 R15: 0000000000022000
[   92.622262][  T415]  ? change_mnt_propagation+0x5df/0xd40
[   92.627881][  T415]  namespace_unlock+0x331/0x3e0
[   92.632698][  T415]  ? kern_unmount+0xb0/0xb0
[   92.637179][  T415]  ? unhash_mnt+0x3c0/0x3c0
[   92.641646][  T415]  path_umount+0x646/0x1110
[   92.646133][  T415]  ? __detach_mounts+0x280/0x280
[   92.651037][  T415]  ? user_path_at_empty+0xa2/0xf0
[   92.656036][  T415]  __x64_sys_umount+0xfb/0x120
[   92.660768][  T415]  ? path_umount+0x1110/0x1110
[   92.665516][  T415]  ? fpregs_assert_state_consistent+0x49/0xb0
[   92.671553][  T415]  ? exit_to_user_mode_prepare+0x30/0xe0
[   92.677166][  T415]  do_syscall_64+0x32/0x80
[   92.681549][  T415]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   92.687421][  T415] RIP: 0033:0x7f9ceba83557
[   92.691804][  T415] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   92.711432][  T415] RSP: 002b:00007ffe138f8438 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   92.719922][  T415] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9ceba83557
[   92.727879][  T415] RDX: 00007ffe138f850a RSI: 000000000000000a RDI: 00007ffe138f8500
[   92.735842][  T415] RBP: 00007ffe138f8500 R08: 00000000ffffffff R09: 00007ffe138f82d0
[   92.743783][  T415] R10: 0000555556c9cba3 R11: 0000000000000246 R12: 00007f9cebadb1f8
[   92.751741][  T415] R13: 00007ffe138f95c0 R14: 0000555556c9cb00 R15: 00007ffe138f9600
[   92.759699][  T415] ---[ end trace 9d9feaabe7274363 ]---
[   92.769841][  T415] ------------[ cut here ]------------
[   92.775596][  T415] WARNING: CPU: 0 PID: 415 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[   92.784492][  T415] Modules linked in:
[   92.788372][  T415] CPU: 0 PID: 415 Comm: syz-executor.5 Tainted: G        W         5.10.117-syzkaller #0
[   92.798317][  T415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   92.808423][  T415] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[   92.814033][  T415] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[   92.833685][  T415] RSP: 0018:ffffc90000907cf0 EFLAGS: 00010282
[   92.839841][  T415] RAX: 0000000000000000 RBX: 1ffff92000120fa5 RCX: 0000000000000040
[   92.847802][  T415] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   92.855761][  T415] RBP: ffffc90000907db0 R08: 0000000000000000 R09: 0000000000000008
[   92.863806][  T415] R10: fffff52000120f91 R11: ffff888107bbe388 R12: ffffc90000907d48
[   92.871896][  T415] R13: 00000000fffffffd R14: dffffc0000000000 R15: ffff8881170e6c40
[   92.880157][  T415] FS:  0000555556c9b400(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000
[   92.889070][  T415] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   92.895659][  T415] CR2: 00007fb841b4a090 CR3: 000000010a028000 CR4: 00000000003506b0
[   92.903812][  T415] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   92.912117][  T415] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   92.920202][  T415] Call Trace:
[   92.923529][  T415]  ? namespace_unlock+0x331/0x3e0
[   92.928534][  T415]  ? kern_unmount+0x57/0xb0
[   92.933003][  T415]  ? clone_private_mount+0x300/0x300
[   92.938408][  T415]  ? dput+0xac/0x8a0
[   92.942639][  T415]  path_umount+0x684/0x1110
[   92.947233][  T415]  ? __detach_mounts+0x280/0x280
[   92.952357][  T415]  ? user_path_at_empty+0xa2/0xf0
[   92.958729][  T415]  __x64_sys_umount+0xfb/0x120
[   92.963469][  T415]  ? path_umount+0x1110/0x1110
[   92.968212][  T415]  ? fpregs_assert_state_consistent+0x49/0xb0
[   92.974610][  T415]  ? exit_to_user_mode_prepare+0x30/0xe0
[   92.980402][  T415]  do_syscall_64+0x32/0x80
[   92.984802][  T415]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   92.990670][  T415] RIP: 0033:0x7f9ceba83557
[   92.995058][  T415] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   93.016681][  T415] RSP: 002b:00007ffe138f8438 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   93.025155][  T415] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9ceba83557
[   93.033394][  T415] RDX: 00007ffe138f850a RSI: 000000000000000a RDI: 00007ffe138f8500
[   93.041675][  T415] RBP: 00007ffe138f8500 R08: 00000000ffffffff R09: 00007ffe138f82d0
[   93.049989][  T415] R10: 0000555556c9cba3 R11: 0000000000000246 R12: 00007f9cebadb1f8
[   93.058048][  T415] R13: 00007ffe138f95c0 R14: 0000555556c9cb00 R15: 00007ffe138f9600
[   93.066101][  T415] ---[ end trace 9d9feaabe7274364 ]---
[   93.077906][  T822] FAULT_INJECTION: forcing a failure.
[   93.077906][  T822] name failslab, interval 1, probability 0, space 0, times 0
[   93.091150][  T822] CPU: 1 PID: 822 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[   93.101076][  T822] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   93.111350][  T822] Call Trace:
[   93.114638][  T822]  dump_stack_lvl+0x81/0xac
[   93.119289][  T822]  dump_stack+0x10/0x12
[   93.123432][  T822]  should_fail.cold+0x5/0xa
[   93.127916][  T822]  ? cgroup_exit_cftypes+0x150/0x150
[   93.133210][  T822]  ? percpu_ref_init+0xb6/0x300
[   93.138068][  T822]  __should_failslab+0xb6/0x100
[   93.142986][  T822]  should_failslab+0x9/0x20
[   93.147473][  T822]  kmem_cache_alloc_trace+0x2d/0x520
[   93.152727][  T822]  ? cgroup_exit_cftypes+0x150/0x150
[   93.157984][  T822]  percpu_ref_init+0xb6/0x300
[   93.162742][  T822]  cgroup_apply_control_enable+0x464/0xd60
[   93.168631][  T822]  cgroup_subtree_control_write+0x6d9/0xad0
[   93.174672][  T822]  ? __mod_memcg_state.part.0+0xb2/0x270
[   93.180272][  T822]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   93.186306][  T822]  cgroup_file_write+0x193/0x740
[   93.191227][  T822]  ? __kasan_check_write+0x14/0x20
[   93.196312][  T822]  ? cgroup_file_poll+0xd0/0xd0
[   93.201128][  T822]  ? __mutex_lock_slowpath+0x10/0x10
[   93.206509][  T822]  ? cgroup_file_poll+0xd0/0xd0
[   93.211339][  T822]  kernfs_fop_write_iter+0x2e4/0x460
[   93.216603][  T822]  new_sync_write+0x358/0x6d0
[   93.221251][  T822]  ? new_sync_read+0x6d0/0x6d0
[   93.226140][  T822]  ? fsnotify+0x1110/0x1110
[   93.230617][  T822]  ? rw_verify_area+0xc3/0x2b0
[   93.235353][  T822]  ? __fget_light.part.0+0x19d/0x330
[   93.240607][  T822]  vfs_write+0x4f5/0x750
[   93.244915][  T822]  ksys_write+0x111/0x210
[   93.249225][  T822]  ? __ia32_sys_read+0xa0/0xa0
[   93.253961][  T822]  ? debug_smp_processor_id+0x17/0x20
[   93.259302][  T822]  ? fpregs_assert_state_consistent+0x49/0xb0
[   93.265435][  T822]  __x64_sys_write+0x6e/0xb0
[   93.270003][  T822]  ? syscall_exit_to_user_mode+0x27/0x160
[   93.275726][  T822]  do_syscall_64+0x32/0x80
[   93.280126][  T822]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   93.285994][  T822] RIP: 0033:0x7f7124af40e9
[   93.290378][  T822] 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
[   93.310039][  T822] RSP: 002b:00007f7124a6a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   93.318429][  T822] RAX: ffffffffffffffda RBX: 00007f7124c06f60 RCX: 00007f7124af40e9
[   93.326373][  T822] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   93.334313][  T822] RBP: 00007f7124a6a1d0 R08: 0000000000000000 R09: 0000000000000000
[   93.342380][  T822] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   93.350408][  T822] R13: 00007ffeae140eaf R14: 00007f7124a6a300 R15: 0000000000022000
[   93.405587][  T802] FAULT_INJECTION: forcing a failure.
[   93.405587][  T802] name failslab, interval 1, probability 0, space 0, times 0
[   93.418287][  T802] CPU: 1 PID: 802 Comm: syz-executor.3 Tainted: G        W         5.10.117-syzkaller #0
[   93.428149][  T802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   93.438199][  T802] Call Trace:
[   93.441457][  T802]  dump_stack_lvl+0x81/0xac
[   93.445924][  T802]  dump_stack+0x10/0x12
[   93.450044][  T802]  should_fail.cold+0x5/0xa
[   93.454513][  T802]  ? cgroup_exit_cftypes+0x150/0x150
[   93.459763][  T802]  ? percpu_ref_init+0xb6/0x300
[   93.464577][  T802]  __should_failslab+0xb6/0x100
[   93.469390][  T802]  should_failslab+0x9/0x20
[   93.473857][  T802]  kmem_cache_alloc_trace+0x2d/0x520
[   93.479142][  T802]  ? cgroup_exit_cftypes+0x150/0x150
[   93.484498][  T802]  percpu_ref_init+0xb6/0x300
[   93.489168][  T802]  cgroup_apply_control_enable+0x464/0xd60
[   93.494944][  T802]  cgroup_subtree_control_write+0x6d9/0xad0
[   93.500818][  T802]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   93.506951][  T802]  ? __schedule+0x6ec/0x1910
[   93.511607][  T802]  cgroup_file_write+0x193/0x740
[   93.516610][  T802]  ? __kasan_check_write+0x14/0x20
[   93.521785][  T802]  ? cgroup_file_poll+0xd0/0xd0
[   93.526736][  T802]  ? __mutex_lock_slowpath+0x10/0x10
[   93.533825][  T802]  ? cgroup_file_poll+0xd0/0xd0
[   93.538864][  T802]  kernfs_fop_write_iter+0x2e4/0x460
[   93.544310][  T802]  new_sync_write+0x358/0x6d0
[   93.548972][  T802]  ? ww_mutex_lock+0x1b0/0x1b0
[   93.553845][  T802]  ? new_sync_read+0x6d0/0x6d0
[   93.558584][  T802]  ? fsnotify+0x1110/0x1110
[   93.563157][  T802]  ? rw_verify_area+0xc3/0x2b0
[   93.568027][  T802]  ? __fget_light.part.0+0x19d/0x330
[   93.573423][  T802]  vfs_write+0x4f5/0x750
[   93.577695][  T802]  ksys_write+0x111/0x210
[   93.582180][  T802]  ? __ia32_sys_read+0xa0/0xa0
[   93.586922][  T802]  ? debug_smp_processor_id+0x17/0x20
[   93.592268][  T802]  ? fpregs_assert_state_consistent+0x49/0xb0
[   93.598464][  T802]  __x64_sys_write+0x6e/0xb0
[   93.603028][  T802]  ? syscall_exit_to_user_mode+0x27/0x160
[   93.608724][  T802]  do_syscall_64+0x32/0x80
[   93.613153][  T802]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   93.619014][  T802] RIP: 0033:0x7faae37c10e9
[   93.623405][  T802] 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
[   93.646866][  T802] RSP: 002b:00007faae3716168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   93.655247][  T802] RAX: ffffffffffffffda RBX: 00007faae38d4030 RCX: 00007faae37c10e9
[   93.663214][  T802] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   93.671262][  T802] RBP: 00007faae37161d0 R08: 0000000000000000 R09: 0000000000000000
[   93.679203][  T802] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   93.687142][  T802] R13: 00007ffc4c31006f R14: 00007faae3716300 R15: 0000000000022000
[   93.735660][  T827] FAULT_INJECTION: forcing a failure.
[   93.735660][  T827] name failslab, interval 1, probability 0, space 0, times 0
[   93.748367][  T827] CPU: 0 PID: 827 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[   93.758297][  T827] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   93.768413][  T827] Call Trace:
[   93.771724][  T827]  dump_stack_lvl+0x81/0xac
[   93.776213][  T827]  dump_stack+0x10/0x12
[   93.780338][  T827]  should_fail.cold+0x5/0xa
[   93.784812][  T827]  __should_failslab+0xb6/0x100
[   93.789727][  T827]  should_failslab+0x9/0x20
[   93.794221][  T827]  __kmalloc_track_caller+0x63/0x380
[   93.799502][  T827]  ? __kernfs_new_node+0xaa/0x640
[   93.804595][  T827]  kstrdup_const+0x45/0x70
[   93.808981][  T827]  __kernfs_new_node+0xaa/0x640
[   93.813992][  T827]  ? kernfs_dop_revalidate+0x370/0x370
[   93.819481][  T827]  ? snprintf+0x9e/0xd0
[   93.823619][  T827]  ? vsprintf+0x20/0x20
[   93.827750][  T827]  ? kernfs_fop_write_iter+0x2e4/0x460
[   93.833181][  T827]  ? __x64_sys_write+0x6e/0xb0
[   93.837920][  T827]  kernfs_new_node+0x79/0x110
[   93.842570][  T827]  ? __kasan_check_write+0x14/0x20
[   93.847657][  T827]  __kernfs_create_file+0x24/0x270
[   93.852752][  T827]  cgroup_addrm_files+0x2bd/0x810
[   93.857795][  T827]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   93.862981][  T827]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   93.868327][  T827]  ? __radix_tree_replace+0xd0/0x250
[   93.873587][  T827]  ? idr_replace+0x138/0x150
[   93.878267][  T827]  ? idr_get_next+0x130/0x130
[   93.882921][  T827]  css_populate_dir+0x17a/0x400
[   93.887830][  T827]  cgroup_apply_control_enable+0x3a7/0xd60
[   93.893623][  T827]  cgroup_subtree_control_write+0x6d9/0xad0
[   93.899489][  T827]  ? __mod_memcg_state.part.0+0xb2/0x270
[   93.905147][  T827]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   93.911190][  T827]  cgroup_file_write+0x193/0x740
[   93.916109][  T827]  ? __kasan_check_write+0x14/0x20
[   93.921191][  T827]  ? cgroup_file_poll+0xd0/0xd0
[   93.926016][  T827]  ? __mutex_lock_slowpath+0x10/0x10
[   93.931321][  T827]  ? cgroup_file_poll+0xd0/0xd0
[   93.936213][  T827]  kernfs_fop_write_iter+0x2e4/0x460
[   93.941499][  T827]  new_sync_write+0x358/0x6d0
[   93.946289][  T827]  ? new_sync_read+0x6d0/0x6d0
[   93.951024][  T827]  ? fsnotify+0x1110/0x1110
[   93.955511][  T827]  ? rw_verify_area+0xc3/0x2b0
[   93.960272][  T827]  ? __fget_light.part.0+0x19d/0x330
[   93.965525][  T827]  vfs_write+0x4f5/0x750
[   93.970101][  T827]  ksys_write+0x111/0x210
[   93.974397][  T827]  ? __ia32_sys_read+0xa0/0xa0
[   93.979232][  T827]  ? debug_smp_processor_id+0x17/0x20
[   93.984662][  T827]  ? fpregs_assert_state_consistent+0x49/0xb0
[   93.990696][  T827]  __x64_sys_write+0x6e/0xb0
[   93.995296][  T827]  ? syscall_exit_to_user_mode+0x27/0x160
[   94.000986][  T827]  do_syscall_64+0x32/0x80
[   94.005387][  T827]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   94.011252][  T827] RIP: 0033:0x7f7124af40e9
[   94.015644][  T827] 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
[   94.035237][  T827] RSP: 002b:00007f7124a6a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   94.043621][  T827] RAX: ffffffffffffffda RBX: 00007f7124c06f60 RCX: 00007f7124af40e9
[   94.051577][  T827] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   94.059670][  T827] RBP: 00007f7124a6a1d0 R08: 0000000000000000 R09: 0000000000000000
[   94.067623][  T827] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   94.075581][  T827] R13: 00007ffeae140eaf R14: 00007f7124a6a300 R15: 0000000000022000
2022/06/09 07:29:16 executed programs: 142
[   94.083849][  T827] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   94.135600][  T825] FAULT_INJECTION: forcing a failure.
[   94.135600][  T825] name failslab, interval 1, probability 0, space 0, times 0
[   94.148460][  T825] CPU: 0 PID: 825 Comm: syz-executor.5 Tainted: G        W         5.10.117-syzkaller #0
[   94.158404][  T825] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   94.169391][  T825] Call Trace:
[   94.172669][  T825]  dump_stack_lvl+0x81/0xac
[   94.177232][  T825]  dump_stack+0x10/0x12
[   94.181360][  T825]  should_fail.cold+0x5/0xa
[   94.186181][  T825]  __should_failslab+0xb6/0x100
[   94.191000][  T825]  should_failslab+0x9/0x20
[   94.195471][  T825]  __kmalloc_track_caller+0x63/0x380
[   94.200724][  T825]  ? __kernfs_new_node+0xaa/0x640
[   94.205861][  T825]  kstrdup_const+0x45/0x70
[   94.210257][  T825]  __kernfs_new_node+0xaa/0x640
[   94.215275][  T825]  ? kernfs_dop_revalidate+0x370/0x370
[   94.220707][  T825]  ? snprintf+0x9e/0xd0
[   94.224832][  T825]  ? vsprintf+0x20/0x20
[   94.228973][  T825]  ? kernfs_fop_write_iter+0x2e4/0x460
[   94.234406][  T825]  ? __x64_sys_write+0x6e/0xb0
[   94.239152][  T825]  kernfs_new_node+0x79/0x110
[   94.244011][  T825]  ? __kasan_check_write+0x14/0x20
[   94.249150][  T825]  __kernfs_create_file+0x24/0x270
[   94.254253][  T825]  cgroup_addrm_files+0x2bd/0x810
[   94.259353][  T825]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   94.264527][  T825]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   94.270055][  T825]  ? __radix_tree_replace+0xd0/0x250
[   94.275347][  T825]  ? idr_replace+0x138/0x150
[   94.279914][  T825]  ? idr_get_next+0x130/0x130
[   94.284561][  T825]  css_populate_dir+0x17a/0x400
[   94.290089][  T825]  cgroup_apply_control_enable+0x3a7/0xd60
[   94.295963][  T825]  cgroup_subtree_control_write+0x6d9/0xad0
[   94.302075][  T825]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   94.308212][  T825]  ? __schedule+0x6ec/0x1910
[   94.312867][  T825]  cgroup_file_write+0x193/0x740
[   94.317797][  T825]  ? __kasan_check_write+0x14/0x20
[   94.322903][  T825]  ? cgroup_file_poll+0xd0/0xd0
[   94.327902][  T825]  ? __mutex_lock_slowpath+0x10/0x10
[   94.333365][  T825]  ? cgroup_file_poll+0xd0/0xd0
[   94.338411][  T825]  kernfs_fop_write_iter+0x2e4/0x460
[   94.343898][  T825]  new_sync_write+0x358/0x6d0
[   94.348639][  T825]  ? ww_mutex_lock+0x1b0/0x1b0
[   94.353562][  T825]  ? new_sync_read+0x6d0/0x6d0
[   94.362098][  T825]  ? fsnotify+0x1110/0x1110
[   94.366598][  T825]  ? rw_verify_area+0xc3/0x2b0
[   94.371355][  T825]  ? __fget_light.part.0+0x19d/0x330
[   94.376812][  T825]  vfs_write+0x4f5/0x750
[   94.381029][  T825]  ksys_write+0x111/0x210
[   94.385330][  T825]  ? __ia32_sys_read+0xa0/0xa0
[   94.390101][  T825]  ? debug_smp_processor_id+0x17/0x20
[   94.395445][  T825]  ? fpregs_assert_state_consistent+0x49/0xb0
[   94.401665][  T825]  __x64_sys_write+0x6e/0xb0
[   94.406234][  T825]  ? syscall_exit_to_user_mode+0x27/0x160
[   94.412025][  T825]  do_syscall_64+0x32/0x80
[   94.416418][  T825]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   94.422281][  T825] RIP: 0033:0x7f9ceba820e9
[   94.426670][  T825] 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
[   94.446362][  T825] RSP: 002b:00007f9ceb9d7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   94.454942][  T825] RAX: ffffffffffffffda RBX: 00007f9cebb95030 RCX: 00007f9ceba820e9
[   94.464641][  T825] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   94.473206][  T825] RBP: 00007f9ceb9d71d0 R08: 0000000000000000 R09: 0000000000000000
[   94.481243][  T825] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   94.489408][  T825] R13: 00007ffe138f92df R14: 00007f9ceb9d7300 R15: 0000000000022000
[   94.497836][  T825] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   94.525516][  T794] FAULT_INJECTION: forcing a failure.
[   94.525516][  T794] name failslab, interval 1, probability 0, space 0, times 0
[   94.538676][  T794] CPU: 1 PID: 794 Comm: syz-executor.4 Tainted: G        W         5.10.117-syzkaller #0
[   94.548448][  T794] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   94.558755][  T794] Call Trace:
[   94.562020][  T794]  dump_stack_lvl+0x81/0xac
[   94.566492][  T794]  dump_stack+0x10/0x12
[   94.570614][  T794]  should_fail.cold+0x5/0xa
[   94.575100][  T794]  __should_failslab+0xb6/0x100
[   94.579934][  T794]  should_failslab+0x9/0x20
[   94.584413][  T794]  __kmalloc_track_caller+0x63/0x380
[   94.589675][  T794]  ? __kernfs_new_node+0xaa/0x640
[   94.594669][  T794]  kstrdup_const+0x45/0x70
[   94.599180][  T794]  __kernfs_new_node+0xaa/0x640
[   94.604021][  T794]  ? kernfs_dop_revalidate+0x370/0x370
[   94.609456][  T794]  ? snprintf+0x9e/0xd0
[   94.613713][  T794]  ? vsprintf+0x20/0x20
[   94.617844][  T794]  ? kernfs_fop_write_iter+0x2e4/0x460
[   94.623274][  T794]  ? __x64_sys_write+0x6e/0xb0
[   94.628019][  T794]  kernfs_new_node+0x79/0x110
[   94.632703][  T794]  ? __kasan_check_write+0x14/0x20
[   94.637787][  T794]  __kernfs_create_file+0x24/0x270
[   94.642877][  T794]  cgroup_addrm_files+0x2bd/0x810
[   94.648079][  T794]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   94.653255][  T794]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   94.658613][  T794]  ? __radix_tree_replace+0xd0/0x250
[   94.663867][  T794]  ? idr_replace+0x138/0x150
[   94.668434][  T794]  ? idr_get_next+0x130/0x130
[   94.673168][  T794]  css_populate_dir+0x17a/0x400
[   94.678012][  T794]  cgroup_apply_control_enable+0x3a7/0xd60
[   94.683879][  T794]  cgroup_subtree_control_write+0x6d9/0xad0
[   94.689842][  T794]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   94.696228][  T794]  ? kernfs_fop_write_iter+0x1c3/0x460
[   94.701740][  T794]  ? __schedule+0x6ec/0x1910
[   94.706306][  T794]  cgroup_file_write+0x193/0x740
[   94.711218][  T794]  ? __kasan_check_write+0x14/0x20
[   94.716299][  T794]  ? cgroup_file_poll+0xd0/0xd0
[   94.721114][  T794]  ? __mutex_lock_slowpath+0x10/0x10
[   94.726361][  T794]  ? cgroup_file_poll+0xd0/0xd0
[   94.731199][  T794]  kernfs_fop_write_iter+0x2e4/0x460
[   94.736455][  T794]  new_sync_write+0x358/0x6d0
[   94.741139][  T794]  ? ww_mutex_lock+0x1b0/0x1b0
[   94.745871][  T794]  ? new_sync_read+0x6d0/0x6d0
[   94.750612][  T794]  ? fsnotify+0x1110/0x1110
[   94.755095][  T794]  ? rw_verify_area+0xc3/0x2b0
[   94.759827][  T794]  ? __fget_light.part.0+0x19d/0x330
[   94.765133][  T794]  vfs_write+0x4f5/0x750
[   94.769350][  T794]  ksys_write+0x111/0x210
[   94.773664][  T794]  ? __ia32_sys_read+0xa0/0xa0
[   94.778396][  T794]  ? debug_smp_processor_id+0x17/0x20
[   94.783765][  T794]  ? fpregs_assert_state_consistent+0x49/0xb0
[   94.789899][  T794]  __x64_sys_write+0x6e/0xb0
[   94.794764][  T794]  ? syscall_exit_to_user_mode+0x27/0x160
[   94.800657][  T794]  do_syscall_64+0x32/0x80
[   94.805058][  T794]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   94.810940][  T794] RIP: 0033:0x7f2a719c50e9
[   94.815868][  T794] 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
[   94.835704][  T794] RSP: 002b:00007f2a7191a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   94.844438][  T794] RAX: ffffffffffffffda RBX: 00007f2a71ad8030 RCX: 00007f2a719c50e9
[   94.852402][  T794] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   94.860352][  T794] RBP: 00007f2a7191a1d0 R08: 0000000000000000 R09: 0000000000000000
[   94.868672][  T794] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   94.877005][  T794] R13: 00007ffca6c110df R14: 00007f2a7191a300 R15: 0000000000022000
[   94.885262][  T794] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   94.925636][  T814] FAULT_INJECTION: forcing a failure.
[   94.925636][  T814] name failslab, interval 1, probability 0, space 0, times 0
[   94.938443][  T814] CPU: 1 PID: 814 Comm: syz-executor.0 Tainted: G        W         5.10.117-syzkaller #0
[   94.948245][  T814] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   94.958385][  T814] Call Trace:
[   94.961665][  T814]  dump_stack_lvl+0x81/0xac
[   94.966201][  T814]  dump_stack+0x10/0x12
[   94.970336][  T814]  should_fail.cold+0x5/0xa
[   94.974906][  T814]  ? cgroup_exit_cftypes+0x150/0x150
[   94.980175][  T814]  ? percpu_ref_init+0xb6/0x300
[   94.985096][  T814]  __should_failslab+0xb6/0x100
[   94.989929][  T814]  should_failslab+0x9/0x20
[   94.994415][  T814]  kmem_cache_alloc_trace+0x2d/0x520
[   94.999688][  T814]  ? cgroup_exit_cftypes+0x150/0x150
[   95.005006][  T814]  percpu_ref_init+0xb6/0x300
[   95.009708][  T814]  cgroup_apply_control_enable+0x464/0xd60
[   95.015599][  T814]  cgroup_subtree_control_write+0x6d9/0xad0
[   95.021466][  T814]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   95.027610][  T814]  ? __schedule+0x6ec/0x1910
[   95.032175][  T814]  cgroup_file_write+0x193/0x740
[   95.037089][  T814]  ? __kasan_check_write+0x14/0x20
[   95.042172][  T814]  ? cgroup_file_poll+0xd0/0xd0
[   95.047239][  T814]  ? __mutex_lock_slowpath+0x10/0x10
[   95.052646][  T814]  ? cgroup_file_poll+0xd0/0xd0
[   95.057681][  T814]  kernfs_fop_write_iter+0x2e4/0x460
[   95.063125][  T814]  new_sync_write+0x358/0x6d0
[   95.067793][  T814]  ? ww_mutex_lock+0x1b0/0x1b0
[   95.072629][  T814]  ? new_sync_read+0x6d0/0x6d0
[   95.077631][  T814]  ? fsnotify+0x1110/0x1110
[   95.082385][  T814]  ? rw_verify_area+0xc3/0x2b0
[   95.087300][  T814]  ? __fget_light.part.0+0x19d/0x330
[   95.092688][  T814]  vfs_write+0x4f5/0x750
[   95.097011][  T814]  ksys_write+0x111/0x210
[   95.101324][  T814]  ? __ia32_sys_read+0xa0/0xa0
[   95.106177][  T814]  ? debug_smp_processor_id+0x17/0x20
[   95.111634][  T814]  ? fpregs_assert_state_consistent+0x49/0xb0
[   95.117676][  T814]  __x64_sys_write+0x6e/0xb0
[   95.122287][  T814]  ? syscall_exit_to_user_mode+0x27/0x160
[   95.128167][  T814]  do_syscall_64+0x32/0x80
[   95.132558][  T814]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   95.138547][  T814] RIP: 0033:0x7f391e8210e9
[   95.143045][  T814] 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
[   95.162733][  T814] RSP: 002b:00007f391e776168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   95.171930][  T814] RAX: ffffffffffffffda RBX: 00007f391e934030 RCX: 00007f391e8210e9
[   95.179893][  T814] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   95.187926][  T814] RBP: 00007f391e7761d0 R08: 0000000000000000 R09: 0000000000000000
[   95.195890][  T814] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   95.203892][  T814] R13: 00007fffeff857af R14: 00007f391e776300 R15: 0000000000022000
[   95.255589][  T821] FAULT_INJECTION: forcing a failure.
[   95.255589][  T821] name failslab, interval 1, probability 0, space 0, times 0
[   95.268546][  T821] CPU: 0 PID: 821 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[   95.278320][  T821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   95.288608][  T821] Call Trace:
[   95.291881][  T821]  dump_stack_lvl+0x81/0xac
[   95.296664][  T821]  dump_stack+0x10/0x12
[   95.300805][  T821]  should_fail.cold+0x5/0xa
[   95.305402][  T821]  __should_failslab+0xb6/0x100
[   95.310230][  T821]  should_failslab+0x9/0x20
[   95.315306][  T821]  __kmalloc_track_caller+0x63/0x380
[   95.320833][  T821]  ? __kernfs_new_node+0xaa/0x640
[   95.325843][  T821]  kstrdup_const+0x45/0x70
[   95.330345][  T821]  __kernfs_new_node+0xaa/0x640
[   95.335189][  T821]  ? kernfs_dop_revalidate+0x370/0x370
[   95.340810][  T821]  ? snprintf+0x9e/0xd0
[   95.345087][  T821]  ? vsprintf+0x20/0x20
[   95.349412][  T821]  ? kernfs_fop_write_iter+0x2e4/0x460
[   95.355038][  T821]  ? __x64_sys_write+0x6e/0xb0
[   95.360016][  T821]  kernfs_new_node+0x79/0x110
[   95.364694][  T821]  ? __kasan_check_write+0x14/0x20
[   95.369912][  T821]  __kernfs_create_file+0x24/0x270
[   95.375041][  T821]  cgroup_addrm_files+0x2bd/0x810
[   95.380054][  T821]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   95.385414][  T821]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   95.390774][  T821]  ? __radix_tree_replace+0xd0/0x250
[   95.396386][  T821]  ? idr_replace+0x138/0x150
[   95.401036][  T821]  ? idr_get_next+0x130/0x130
[   95.405890][  T821]  css_populate_dir+0x17a/0x400
[   95.410719][  T821]  cgroup_apply_control_enable+0x3a7/0xd60
[   95.416846][  T821]  cgroup_subtree_control_write+0x6d9/0xad0
[   95.422725][  T821]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   95.428867][  T821]  ? __schedule+0x6ec/0x1910
[   95.433423][  T821]  cgroup_file_write+0x193/0x740
[   95.438330][  T821]  ? __kasan_check_write+0x14/0x20
[   95.443507][  T821]  ? cgroup_file_poll+0xd0/0xd0
[   95.448583][  T821]  ? __mutex_lock_slowpath+0x10/0x10
[   95.453984][  T821]  ? cgroup_file_poll+0xd0/0xd0
[   95.458811][  T821]  kernfs_fop_write_iter+0x2e4/0x460
[   95.464413][  T821]  new_sync_write+0x358/0x6d0
[   95.469153][  T821]  ? ww_mutex_lock+0x1b0/0x1b0
[   95.473990][  T821]  ? new_sync_read+0x6d0/0x6d0
[   95.478819][  T821]  ? fsnotify+0x1110/0x1110
[   95.483305][  T821]  ? rw_verify_area+0xc3/0x2b0
[   95.488120][  T821]  ? __fget_light.part.0+0x19d/0x330
[   95.493463][  T821]  vfs_write+0x4f5/0x750
[   95.497674][  T821]  ksys_write+0x111/0x210
[   95.501966][  T821]  ? __ia32_sys_read+0xa0/0xa0
[   95.506710][  T821]  ? debug_smp_processor_id+0x17/0x20
[   95.512055][  T821]  ? fpregs_assert_state_consistent+0x49/0xb0
[   95.518086][  T821]  __x64_sys_write+0x6e/0xb0
[   95.522657][  T821]  ? syscall_exit_to_user_mode+0x27/0x160
[   95.528342][  T821]  do_syscall_64+0x32/0x80
[   95.532741][  T821]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   95.538872][  T821] RIP: 0033:0x7fb841a360e9
[   95.543272][  T821] 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
[   95.563176][  T821] RSP: 002b:00007fb84198b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   95.572088][  T821] RAX: ffffffffffffffda RBX: 00007fb841b49030 RCX: 00007fb841a360e9
[   95.580044][  T821] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   95.588104][  T821] RBP: 00007fb84198b1d0 R08: 0000000000000000 R09: 0000000000000000
[   95.596137][  T821] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   95.604087][  T821] R13: 00007ffdd2c6dfbf R14: 00007fb84198b300 R15: 0000000000022000
[   95.612412][  T821] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   95.621213][  T406] ------------[ cut here ]------------
[   95.626880][  T406] WARNING: CPU: 0 PID: 406 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[   95.635828][  T406] Modules linked in:
[   95.639703][  T406] CPU: 0 PID: 406 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[   95.649498][  T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   95.659570][  T406] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[   95.665315][  T406] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[   95.685063][  T406] RSP: 0018:ffffc90000787c28 EFLAGS: 00010286
[   95.691262][  T406] RAX: 0000000000000000 RBX: 1ffff920000f0f8c RCX: 0000000000000040
[   95.699250][  T406] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   95.707317][  T406] RBP: ffffc90000787ce8 R08: 0000000000000000 R09: 0000000000000008
[   95.715394][  T406] R10: fffff520000f0f78 R11: ffff8881f7256140 R12: ffffc90000787c80
[   95.723343][  T406] R13: 00000000ffffffff R14: dffffc0000000000 R15: ffff888116eb6fc0
[   95.731365][  T406] FS:  0000555556504400(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000
[   95.740467][  T406] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   95.747063][  T406] CR2: 000055555650db38 CR3: 000000010bc00000 CR4: 00000000003506b0
[   95.755320][  T406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   95.773809][  T406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   95.782397][  T406] Call Trace:
[   95.785897][  T406]  ? __put_mountpoint.part.0+0x151/0x1b0
[   95.791499][  T406]  ? clone_private_mount+0x300/0x300
[   95.797044][  T406]  ? change_mnt_propagation+0x5df/0xd40
[   95.802678][  T406]  namespace_unlock+0x331/0x3e0
[   95.807527][  T406]  ? kern_unmount+0xb0/0xb0
[   95.812525][  T406]  ? unhash_mnt+0x3c0/0x3c0
[   95.817124][  T406]  path_umount+0x646/0x1110
[   95.821686][  T406]  ? __detach_mounts+0x280/0x280
[   95.826602][  T406]  ? user_path_at_empty+0xa2/0xf0
[   95.831867][  T406]  __x64_sys_umount+0xfb/0x120
[   95.836695][  T406]  ? path_umount+0x1110/0x1110
[   95.841428][  T406]  ? fpregs_assert_state_consistent+0x49/0xb0
[   95.847476][  T406]  ? exit_to_user_mode_prepare+0x30/0xe0
[   95.853087][  T406]  do_syscall_64+0x32/0x80
[   95.857482][  T406]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   95.863350][  T406] RIP: 0033:0x7fb841a37557
[   95.867760][  T406] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   95.887369][  T406] RSP: 002b:00007ffdd2c6d118 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   95.895979][  T406] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb841a37557
[   95.903938][  T406] RDX: 00007ffdd2c6d1ea RSI: 000000000000000a RDI: 00007ffdd2c6d1e0
[   95.912065][  T406] RBP: 00007ffdd2c6d1e0 R08: 00000000ffffffff R09: 00007ffdd2c6cfb0
[   95.920015][  T406] R10: 0000555556505ba3 R11: 0000000000000246 R12: 00007fb841a8f1f8
[   95.928037][  T406] R13: 00007ffdd2c6e2a0 R14: 0000555556505b00 R15: 00007ffdd2c6e2e0
[   95.935989][  T406] ---[ end trace 9d9feaabe7274365 ]---
[   95.941484][  T406] ------------[ cut here ]------------
[   95.947016][  T406] WARNING: CPU: 0 PID: 406 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[   95.955532][  T840] FAULT_INJECTION: forcing a failure.
[   95.955532][  T840] name failslab, interval 1, probability 0, space 0, times 0
[   95.956112][  T406] Modules linked in:
[   95.972948][  T406] CPU: 0 PID: 406 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[   95.977658][  T840] CPU: 1 PID: 840 Comm: syz-executor.0 Tainted: G        W         5.10.117-syzkaller #0
[   95.982821][  T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   95.992834][  T840] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   95.992837][  T840] Call Trace:
[   95.992848][  T840]  dump_stack_lvl+0x81/0xac
[   95.992855][  T840]  dump_stack+0x10/0x12
[   96.003085][  T406] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[   96.013543][  T840]  should_fail.cold+0x5/0xa
[   96.013549][  T840]  __should_failslab+0xb6/0x100
[   96.013553][  T840]  should_failslab+0x9/0x20
[   96.013561][  T840]  __kmalloc_track_caller+0x63/0x380
[   96.017089][  T406] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[   96.021652][  T840]  ? __kernfs_new_node+0xaa/0x640
[   96.025980][  T406] RSP: 0018:ffffc90000787cf0 EFLAGS: 00010282
[   96.031566][  T840]  kstrdup_const+0x45/0x70
[   96.036045][  T406] 
[   96.040954][  T840]  __kernfs_new_node+0xaa/0x640
[   96.045526][  T406] RAX: 0000000000000000 RBX: 1ffff920000f0fa5 RCX: 0000000000000040
[   96.050853][  T840]  ? kernfs_dop_revalidate+0x370/0x370
[   96.070610][  T406] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   96.075862][  T840]  ? __this_cpu_preempt_check+0x13/0x20
[   96.075870][  T840]  ? snprintf+0x9e/0xd0
[   96.082081][  T406] RBP: ffffc90000787db0 R08: 0000000000000000 R09: 0000000000000008
[   96.082086][  T406] R10: fffff520000f0f91 R11: ffff8881f7256140 R12: ffffc90000787d48
[   96.086727][  T840]  ? vsprintf+0x20/0x20
[   96.086731][  T840]  ? kernfs_fop_write_iter+0x2e4/0x460
[   96.086736][  T840]  ? __x64_sys_write+0x6e/0xb0
[   96.086743][  T840]  kernfs_new_node+0x79/0x110
[   96.089042][  T406] R13: 00000000fffffffe R14: dffffc0000000000 R15: ffff888116eb6fc0
[   96.093957][  T840]  ? __kasan_check_write+0x14/0x20
[   96.102165][  T406] FS:  0000555556504400(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000
[   96.107590][  T840]  __kernfs_create_file+0x24/0x270
[   96.107595][  T840]  cgroup_addrm_files+0x2bd/0x810
[   96.107601][  T840]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   96.115669][  T406] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   96.121172][  T840]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   96.125322][  T406] CR2: 000055555650db38 CR3: 000000010bc00000 CR4: 00000000003506b0
[   96.133276][  T840]  ? __radix_tree_replace+0xd0/0x250
[   96.141248][  T406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   96.145346][  T840]  ? idr_replace+0x138/0x150
[   96.145353][  T840]  ? idr_get_next+0x130/0x130
[   96.150812][  T406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   96.150817][  T406] Call Trace:
[   96.155548][  T840]  css_populate_dir+0x17a/0x400
[   96.155553][  T840]  cgroup_apply_control_enable+0x3a7/0xd60
[   96.155561][  T840]  cgroup_subtree_control_write+0x6d9/0xad0
[   96.160201][  T406]  ? namespace_unlock+0x331/0x3e0
[   96.168227][  T840]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   96.168233][  T840]  ? __schedule+0x6ec/0x1910
[   96.168239][  T840]  cgroup_file_write+0x193/0x740
[   96.173315][  T406]  ? kern_unmount+0x57/0xb0
[   96.182207][  T840]  ? __kasan_check_write+0x14/0x20
[   96.182210][  T840]  ? cgroup_file_poll+0xd0/0xd0
[   96.182217][  T840]  ? __mutex_lock_slowpath+0x10/0x10
[   96.187307][  T406]  ? clone_private_mount+0x300/0x300
[   96.192635][  T840]  ? cgroup_file_poll+0xd0/0xd0
[   96.197815][  T406]  ? dput+0xac/0x8a0
[   96.204548][  T840]  kernfs_fop_write_iter+0x2e4/0x460
[   96.209895][  T406]  path_umount+0x684/0x1110
[   96.218363][  T840]  new_sync_write+0x358/0x6d0
[   96.218368][  T840]  ? ww_mutex_lock+0x1b0/0x1b0
[   96.218374][  T840]  ? new_sync_read+0x6d0/0x6d0
[   96.223649][  T406]  ? __detach_mounts+0x280/0x280
[   96.231675][  T840]  ? fsnotify+0x1110/0x1110
[   96.231680][  T840]  ? rw_verify_area+0xc3/0x2b0
[   96.231686][  T840]  ? __fget_light.part.0+0x19d/0x330
[   96.236430][  T406]  ? user_path_at_empty+0xa2/0xf0
[   96.241065][  T840]  vfs_write+0x4f5/0x750
[   96.249103][  T406]  __x64_sys_umount+0xfb/0x120
[   96.252349][  T840]  ksys_write+0x111/0x210
[   96.257224][  T406]  ? path_umount+0x1110/0x1110
[   96.263144][  T840]  ? __ia32_sys_read+0xa0/0xa0
[   96.269110][  T406]  ? fpregs_assert_state_consistent+0x49/0xb0
[   96.274270][  T840]  ? debug_smp_processor_id+0x17/0x20
[   96.280501][  T406]  ? exit_to_user_mode_prepare+0x30/0xe0
[   96.285039][  T840]  ? fpregs_assert_state_consistent+0x49/0xb0
[   96.290129][  T406]  do_syscall_64+0x32/0x80
[   96.294602][  T840]  __x64_sys_write+0x6e/0xb0
[   96.299686][  T406]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   96.304490][  T840]  ? syscall_exit_to_user_mode+0x27/0x160
[   96.309849][  T406] RIP: 0033:0x7fb841a37557
[   96.315203][  T840]  do_syscall_64+0x32/0x80
[   96.315208][  T840]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   96.315214][  T840] RIP: 0033:0x7f391e8210e9
[   96.320217][  T406] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   96.324257][  T840] 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
[   96.329568][  T406] RSP: 002b:00007ffdd2c6d118 EFLAGS: 00000246
[   96.334015][  T840] RSP: 002b:00007f391e776168 EFLAGS: 00000246
[   96.339114][  T406]  ORIG_RAX: 00000000000000a6
[   96.345479][  T840]  ORIG_RAX: 0000000000000001
[   96.345483][  T840] RAX: ffffffffffffffda RBX: 00007f391e934030 RCX: 00007f391e8210e9
[   96.345486][  T840] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   96.345488][  T840] RBP: 00007f391e7761d0 R08: 0000000000000000 R09: 0000000000000000
[   96.345493][  T840] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   96.350231][  T406] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb841a37557
[   96.355143][  T840] R13: 00007fffeff857af R14: 00007f391e776300 R15: 0000000000022000
[   96.359707][  T406] RDX: 00007ffdd2c6d1ea RSI: 000000000000000a RDI: 00007ffdd2c6d1e0
[   96.370139][  T840] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   96.375138][  T406] RBP: 00007ffdd2c6d1e0 R08: 00000000ffffffff R09: 00007ffdd2c6cfb0
[   96.375141][  T406] R10: 0000555556505ba3 R11: 0000000000000246 R12: 00007fb841a8f1f8
[   96.375144][  T406] R13: 00007ffdd2c6e2a0 R14: 0000555556505b00 R15: 00007ffdd2c6e2e0
[   96.375151][  T406] ---[ end trace 9d9feaabe7274366 ]---
[   96.622381][  T404] ------------[ cut here ]------------
[   96.628040][  T404] WARNING: CPU: 0 PID: 404 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[   96.636971][  T404] Modules linked in:
[   96.640901][  T404] CPU: 0 PID: 404 Comm: syz-executor.0 Tainted: G        W         5.10.117-syzkaller #0
[   96.650688][  T404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   96.660926][  T404] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[   96.666801][  T404] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[   96.687140][  T404] RSP: 0018:ffffc9000062fcf0 EFLAGS: 00010286
[   96.693178][  T404] RAX: 0000000000000000 RBX: 1ffff920000c5fa5 RCX: 0000000000000040
[   96.701168][  T404] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   96.709364][  T404] RBP: ffffc9000062fdb0 R08: 0000000000000000 R09: 0000000000000008
[   96.717416][  T404] R10: fffff520000c5f91 R11: 0000000000000000 R12: ffffc9000062fd48
[   96.725573][  T404] R13: 00000000ffffffff R14: dffffc0000000000 R15: ffff8881170e6540
[   96.733573][  T404] FS:  0000555557322400(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000
[   96.742505][  T404] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   96.749077][  T404] CR2: 000055555732bb38 CR3: 000000010be85000 CR4: 00000000003506b0
[   96.757134][  T404] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   96.765097][  T404] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   96.773419][  T404] Call Trace:
[   96.776693][  T404]  ? namespace_unlock+0x331/0x3e0
[   96.781684][  T404]  ? kern_unmount+0x57/0xb0
[   96.786263][  T404]  ? clone_private_mount+0x300/0x300
[   96.791612][  T404]  ? dput+0xac/0x8a0
[   96.795487][  T404]  path_umount+0x684/0x1110
[   96.799971][  T404]  ? __detach_mounts+0x280/0x280
[   96.804878][  T404]  ? user_path_at_empty+0xa2/0xf0
[   96.809990][  T404]  __x64_sys_umount+0xfb/0x120
[   96.814868][  T404]  ? path_umount+0x1110/0x1110
[   96.819815][  T404]  ? fpregs_assert_state_consistent+0x49/0xb0
[   96.825978][  T404]  ? exit_to_user_mode_prepare+0x30/0xe0
[   96.831947][  T404]  do_syscall_64+0x32/0x80
[   96.836447][  T404]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   96.842835][  T404] RIP: 0033:0x7f391e822557
[   96.847447][  T404] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   96.867226][  T404] RSP: 002b:00007fffeff84908 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   96.875901][  T404] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f391e822557
[   96.883937][  T404] RDX: 00007fffeff849da RSI: 000000000000000a RDI: 00007fffeff849d0
[   96.891991][  T404] RBP: 00007fffeff849d0 R08: 00000000ffffffff R09: 00007fffeff847a0
[   96.899965][  T404] R10: 0000555557323ba3 R11: 0000000000000246 R12: 00007f391e87a1f8
[   96.908097][  T404] R13: 00007fffeff85a90 R14: 0000555557323b00 R15: 00007fffeff85ad0
[   96.916061][  T404] ---[ end trace 9d9feaabe7274367 ]---
[   96.935777][  T845] FAULT_INJECTION: forcing a failure.
[   96.935777][  T845] name failslab, interval 1, probability 0, space 0, times 0
[   96.948976][  T845] CPU: 1 PID: 845 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[   96.959112][  T845] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   96.969768][  T845] Call Trace:
[   96.973040][  T845]  dump_stack_lvl+0x81/0xac
[   96.977513][  T845]  dump_stack+0x10/0x12
[   96.981656][  T845]  should_fail.cold+0x5/0xa
[   96.986138][  T845]  __should_failslab+0xb6/0x100
[   96.990963][  T845]  should_failslab+0x9/0x20
[   96.995526][  T845]  __kmalloc_track_caller+0x63/0x380
[   97.000880][  T845]  ? __kernfs_new_node+0xaa/0x640
[   97.006137][  T845]  kstrdup_const+0x45/0x70
[   97.010913][  T845]  __kernfs_new_node+0xaa/0x640
[   97.015754][  T845]  ? kernfs_dop_revalidate+0x370/0x370
[   97.021198][  T845]  ? debug_smp_processor_id+0x17/0x20
[   97.026655][  T845]  ? snprintf+0x9e/0xd0
[   97.030782][  T845]  ? vsprintf+0x20/0x20
[   97.034982][  T845]  ? kernfs_fop_write_iter+0x2e4/0x460
[   97.040451][  T845]  ? __x64_sys_write+0x6e/0xb0
[   97.045201][  T845]  kernfs_new_node+0x79/0x110
[   97.049966][  T845]  ? __kasan_check_write+0x14/0x20
[   97.055050][  T845]  __kernfs_create_file+0x24/0x270
[   97.060135][  T845]  cgroup_addrm_files+0x2bd/0x810
[   97.065135][  T845]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   97.070391][  T845]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   97.075818][  T845]  ? __radix_tree_replace+0xd0/0x250
[   97.081071][  T845]  ? idr_replace+0x138/0x150
[   97.085718][  T845]  ? idr_get_next+0x130/0x130
[   97.091007][  T845]  css_populate_dir+0x17a/0x400
[   97.095842][  T845]  cgroup_apply_control_enable+0x3a7/0xd60
[   97.101632][  T845]  cgroup_subtree_control_write+0x6d9/0xad0
[   97.107503][  T845]  ? __mod_memcg_state.part.0+0xb2/0x270
[   97.113219][  T845]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   97.119273][  T845]  cgroup_file_write+0x193/0x740
[   97.124275][  T845]  ? __kasan_check_write+0x14/0x20
[   97.129509][  T845]  ? cgroup_file_poll+0xd0/0xd0
[   97.134541][  T845]  ? __mutex_lock_slowpath+0x10/0x10
[   97.140161][  T845]  ? cgroup_file_poll+0xd0/0xd0
[   97.145003][  T845]  kernfs_fop_write_iter+0x2e4/0x460
[   97.150309][  T845]  new_sync_write+0x358/0x6d0
[   97.155391][  T845]  ? new_sync_read+0x6d0/0x6d0
[   97.160508][  T845]  ? fsnotify+0x1110/0x1110
[   97.165453][  T845]  ? rw_verify_area+0xc3/0x2b0
[   97.170307][  T845]  ? __fget_light.part.0+0x19d/0x330
[   97.175576][  T845]  vfs_write+0x4f5/0x750
[   97.179888][  T845]  ksys_write+0x111/0x210
[   97.184202][  T845]  ? __ia32_sys_read+0xa0/0xa0
[   97.189042][  T845]  ? debug_smp_processor_id+0x17/0x20
[   97.194392][  T845]  ? fpregs_assert_state_consistent+0x49/0xb0
[   97.200457][  T845]  __x64_sys_write+0x6e/0xb0
[   97.205107][  T845]  ? syscall_exit_to_user_mode+0x27/0x160
[   97.210911][  T845]  do_syscall_64+0x32/0x80
[   97.215375][  T845]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   97.221781][  T845] RIP: 0033:0x7fb841a360e9
[   97.226266][  T845] 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
[   97.246168][  T845] RSP: 002b:00007fb8419ac168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   97.254556][  T845] RAX: ffffffffffffffda RBX: 00007fb841b48f60 RCX: 00007fb841a360e9
[   97.262684][  T845] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   97.270994][  T845] RBP: 00007fb8419ac1d0 R08: 0000000000000000 R09: 0000000000000000
[   97.279029][  T845] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   97.287308][  T845] R13: 00007ffdd2c6dfbf R14: 00007fb8419ac300 R15: 0000000000022000
[   97.297287][  T845] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   97.335378][  T847] FAULT_INJECTION: forcing a failure.
[   97.335378][  T847] name failslab, interval 1, probability 0, space 0, times 0
[   97.348398][  T847] CPU: 0 PID: 847 Comm: syz-executor.0 Tainted: G        W         5.10.117-syzkaller #0
[   97.358396][  T847] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   97.368454][  T847] Call Trace:
[   97.371741][  T847]  dump_stack_lvl+0x81/0xac
[   97.376429][  T847]  dump_stack+0x10/0x12
[   97.380691][  T847]  should_fail.cold+0x5/0xa
[   97.385198][  T847]  ? cgroup_exit_cftypes+0x150/0x150
[   97.390467][  T847]  ? percpu_ref_init+0xb6/0x300
[   97.395395][  T847]  __should_failslab+0xb6/0x100
[   97.400218][  T847]  should_failslab+0x9/0x20
[   97.404690][  T847]  kmem_cache_alloc_trace+0x2d/0x520
[   97.410152][  T847]  ? cgroup_exit_cftypes+0x150/0x150
[   97.415420][  T847]  percpu_ref_init+0xb6/0x300
[   97.420320][  T847]  cgroup_apply_control_enable+0x464/0xd60
[   97.426205][  T847]  cgroup_subtree_control_write+0x6d9/0xad0
[   97.432152][  T847]  ? __mod_memcg_state.part.0+0xb2/0x270
[   97.437958][  T847]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   97.444023][  T847]  cgroup_file_write+0x193/0x740
[   97.448976][  T847]  ? __kasan_check_write+0x14/0x20
[   97.454409][  T847]  ? cgroup_file_poll+0xd0/0xd0
[   97.459252][  T847]  ? __mutex_lock_slowpath+0x10/0x10
[   97.464684][  T847]  ? cgroup_file_poll+0xd0/0xd0
[   97.469593][  T847]  kernfs_fop_write_iter+0x2e4/0x460
[   97.475106][  T847]  new_sync_write+0x358/0x6d0
[   97.479844][  T847]  ? new_sync_read+0x6d0/0x6d0
[   97.484772][  T847]  ? fsnotify+0x1110/0x1110
[   97.489245][  T847]  ? rw_verify_area+0xc3/0x2b0
[   97.493976][  T847]  ? __fget_light.part.0+0x19d/0x330
[   97.499426][  T847]  vfs_write+0x4f5/0x750
[   97.503646][  T847]  ksys_write+0x111/0x210
[   97.508046][  T847]  ? __ia32_sys_read+0xa0/0xa0
[   97.512779][  T847]  ? debug_smp_processor_id+0x17/0x20
[   97.518132][  T847]  ? fpregs_assert_state_consistent+0x49/0xb0
[   97.524253][  T847]  __x64_sys_write+0x6e/0xb0
[   97.528811][  T847]  ? syscall_exit_to_user_mode+0x27/0x160
[   97.534499][  T847]  do_syscall_64+0x32/0x80
[   97.539013][  T847]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   97.544966][  T847] RIP: 0033:0x7f391e8210e9
[   97.549375][  T847] 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
[   97.569518][  T847] RSP: 002b:00007f391e797168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   97.578003][  T847] RAX: ffffffffffffffda RBX: 00007f391e933f60 RCX: 00007f391e8210e9
[   97.585954][  T847] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   97.593903][  T847] RBP: 00007f391e7971d0 R08: 0000000000000000 R09: 0000000000000000
[   97.602106][  T847] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   97.611028][  T847] R13: 00007fffeff857af R14: 00007f391e797300 R15: 0000000000022000
[   97.665635][  T837] FAULT_INJECTION: forcing a failure.
[   97.665635][  T837] name failslab, interval 1, probability 0, space 0, times 0
[   97.678982][  T837] CPU: 0 PID: 837 Comm: syz-executor.4 Tainted: G        W         5.10.117-syzkaller #0
[   97.688785][  T837] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   97.699126][  T837] Call Trace:
[   97.702395][  T837]  dump_stack_lvl+0x81/0xac
[   97.708228][  T837]  dump_stack+0x10/0x12
[   97.712568][  T837]  should_fail.cold+0x5/0xa
[   97.717142][  T837]  __should_failslab+0xb6/0x100
[   97.721975][  T837]  should_failslab+0x9/0x20
[   97.726482][  T837]  __kmalloc_track_caller+0x63/0x380
[   97.731939][  T837]  ? __kernfs_new_node+0xaa/0x640
[   97.737057][  T837]  kstrdup_const+0x45/0x70
[   97.741683][  T837]  __kernfs_new_node+0xaa/0x640
[   97.746515][  T837]  ? kernfs_dop_revalidate+0x370/0x370
[   97.751950][  T837]  ? snprintf+0x9e/0xd0
[   97.756084][  T837]  ? vsprintf+0x20/0x20
[   97.760517][  T837]  ? kernfs_fop_write_iter+0x2e4/0x460
[   97.766177][  T837]  ? __x64_sys_write+0x6e/0xb0
[   97.771002][  T837]  kernfs_new_node+0x79/0x110
[   97.775658][  T837]  ? __kasan_check_write+0x14/0x20
[   97.781739][  T837]  __kernfs_create_file+0x24/0x270
[   97.787176][  T837]  cgroup_addrm_files+0x2bd/0x810
[   97.792276][  T837]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   97.798418][  T837]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   97.804225][  T837]  ? __radix_tree_replace+0xd0/0x250
[   97.809577][  T837]  ? idr_replace+0x138/0x150
[   97.814228][  T837]  ? idr_get_next+0x130/0x130
[   97.818928][  T837]  css_populate_dir+0x17a/0x400
[   97.823751][  T837]  cgroup_apply_control_enable+0x3a7/0xd60
[   97.829536][  T837]  cgroup_subtree_control_write+0x6d9/0xad0
[   97.835411][  T837]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   97.841574][  T837]  ? __schedule+0x6ec/0x1910
[   97.846158][  T837]  cgroup_file_write+0x193/0x740
[   97.851267][  T837]  ? __kasan_check_write+0x14/0x20
[   97.856357][  T837]  ? cgroup_file_poll+0xd0/0xd0
[   97.861302][  T837]  ? __mutex_lock_slowpath+0x10/0x10
[   97.866767][  T837]  ? cgroup_file_poll+0xd0/0xd0
[   97.871707][  T837]  kernfs_fop_write_iter+0x2e4/0x460
[   97.877055][  T837]  new_sync_write+0x358/0x6d0
[   97.881760][  T837]  ? ww_mutex_lock+0x1b0/0x1b0
[   97.886506][  T837]  ? new_sync_read+0x6d0/0x6d0
[   97.891268][  T837]  ? fsnotify+0x1110/0x1110
[   97.895754][  T837]  ? rw_verify_area+0xc3/0x2b0
[   97.900583][  T837]  ? __fget_light.part.0+0x19d/0x330
[   97.905873][  T837]  vfs_write+0x4f5/0x750
[   97.910093][  T837]  ksys_write+0x111/0x210
[   97.914487][  T837]  ? __ia32_sys_read+0xa0/0xa0
[   97.919221][  T837]  ? debug_smp_processor_id+0x17/0x20
[   97.924677][  T837]  ? fpregs_assert_state_consistent+0x49/0xb0
[   97.930979][  T837]  __x64_sys_write+0x6e/0xb0
[   97.935546][  T837]  ? syscall_exit_to_user_mode+0x27/0x160
[   97.941519][  T837]  do_syscall_64+0x32/0x80
[   97.946009][  T837]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   97.953213][  T837] RIP: 0033:0x7f2a719c50e9
[   97.957665][  T837] 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
[   97.977611][  T837] RSP: 002b:00007f2a7191a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   97.986001][  T837] RAX: ffffffffffffffda RBX: 00007f2a71ad8030 RCX: 00007f2a719c50e9
[   97.994070][  T837] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   98.002243][  T837] RBP: 00007f2a7191a1d0 R08: 0000000000000000 R09: 0000000000000000
[   98.010633][  T837] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   98.018760][  T837] R13: 00007ffca6c110df R14: 00007f2a7191a300 R15: 0000000000022000
[   98.027417][  T837] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   98.065553][  T836] FAULT_INJECTION: forcing a failure.
[   98.065553][  T836] name failslab, interval 1, probability 0, space 0, times 0
[   98.081575][  T836] CPU: 0 PID: 836 Comm: syz-executor.5 Tainted: G        W         5.10.117-syzkaller #0
[   98.091566][  T836] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   98.101785][  T836] Call Trace:
[   98.105110][  T836]  dump_stack_lvl+0x81/0xac
[   98.109679][  T836]  dump_stack+0x10/0x12
[   98.114181][  T836]  should_fail.cold+0x5/0xa
[   98.118669][  T836]  __should_failslab+0xb6/0x100
[   98.123668][  T836]  should_failslab+0x9/0x20
[   98.128231][  T836]  __kmalloc_track_caller+0x63/0x380
[   98.133601][  T836]  ? __kernfs_new_node+0xaa/0x640
[   98.139134][  T836]  kstrdup_const+0x45/0x70
[   98.143612][  T836]  __kernfs_new_node+0xaa/0x640
[   98.148589][  T836]  ? kernfs_dop_revalidate+0x370/0x370
[   98.154055][  T836]  ? __this_cpu_preempt_check+0x13/0x20
[   98.159571][  T836]  ? snprintf+0x9e/0xd0
[   98.163827][  T836]  ? vsprintf+0x20/0x20
[   98.167983][  T836]  ? kernfs_fop_write_iter+0x2e4/0x460
[   98.173593][  T836]  ? __x64_sys_write+0x6e/0xb0
[   98.178324][  T836]  kernfs_new_node+0x79/0x110
[   98.182982][  T836]  ? __kasan_check_write+0x14/0x20
[   98.188074][  T836]  __kernfs_create_file+0x24/0x270
[   98.193270][  T836]  cgroup_addrm_files+0x2bd/0x810
[   98.198274][  T836]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   98.203444][  T836]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   98.208789][  T836]  ? __radix_tree_replace+0xd0/0x250
[   98.214087][  T836]  ? idr_replace+0x138/0x150
[   98.218658][  T836]  ? idr_get_next+0x130/0x130
[   98.223320][  T836]  css_populate_dir+0x17a/0x400
[   98.228249][  T836]  cgroup_apply_control_enable+0x3a7/0xd60
[   98.234069][  T836]  cgroup_subtree_control_write+0x6d9/0xad0
[   98.239934][  T836]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   98.246072][  T836]  ? __schedule+0x6ec/0x1910
[   98.250646][  T836]  cgroup_file_write+0x193/0x740
[   98.255567][  T836]  ? __kasan_check_write+0x14/0x20
[   98.260660][  T836]  ? cgroup_file_poll+0xd0/0xd0
[   98.265680][  T836]  ? __mutex_lock_slowpath+0x10/0x10
[   98.271191][  T836]  ? cgroup_file_poll+0xd0/0xd0
[   98.276233][  T836]  kernfs_fop_write_iter+0x2e4/0x460
[   98.281582][  T836]  new_sync_write+0x358/0x6d0
[   98.286320][  T836]  ? ww_mutex_lock+0x1b0/0x1b0
[   98.291347][  T836]  ? new_sync_read+0x6d0/0x6d0
[   98.296783][  T836]  ? fsnotify+0x1110/0x1110
[   98.301459][  T836]  ? rw_verify_area+0xc3/0x2b0
[   98.306206][  T836]  ? __fget_light.part.0+0x19d/0x330
[   98.311466][  T836]  vfs_write+0x4f5/0x750
[   98.315679][  T836]  ksys_write+0x111/0x210
[   98.320113][  T836]  ? __ia32_sys_read+0xa0/0xa0
[   98.324848][  T836]  ? debug_smp_processor_id+0x17/0x20
[   98.330201][  T836]  ? fpregs_assert_state_consistent+0x49/0xb0
[   98.336245][  T836]  __x64_sys_write+0x6e/0xb0
[   98.340807][  T836]  ? syscall_exit_to_user_mode+0x27/0x160
[   98.346581][  T836]  do_syscall_64+0x32/0x80
[   98.350971][  T836]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   98.356834][  T836] RIP: 0033:0x7f9ceba820e9
[   98.361224][  T836] 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
[   98.380805][  T836] RSP: 002b:00007f9ceb9d7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   98.389188][  T836] RAX: ffffffffffffffda RBX: 00007f9cebb95030 RCX: 00007f9ceba820e9
[   98.397235][  T836] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   98.405278][  T836] RBP: 00007f9ceb9d71d0 R08: 0000000000000000 R09: 0000000000000000
[   98.413307][  T836] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   98.421428][  T836] R13: 00007ffe138f92df R14: 00007f9ceb9d7300 R15: 0000000000022000
[   98.430191][  T836] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   98.455591][  T831] FAULT_INJECTION: forcing a failure.
[   98.455591][  T831] name failslab, interval 1, probability 0, space 0, times 0
[   98.468993][  T831] CPU: 1 PID: 831 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[   98.478873][  T831] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   98.489079][  T831] Call Trace:
[   98.492338][  T831]  dump_stack_lvl+0x81/0xac
[   98.496906][  T831]  dump_stack+0x10/0x12
[   98.501254][  T831]  should_fail.cold+0x5/0xa
[   98.505740][  T831]  ? cgroup_exit_cftypes+0x150/0x150
[   98.511011][  T831]  ? percpu_ref_init+0xb6/0x300
[   98.515845][  T831]  __should_failslab+0xb6/0x100
[   98.520676][  T831]  should_failslab+0x9/0x20
[   98.525166][  T831]  kmem_cache_alloc_trace+0x2d/0x520
[   98.530428][  T831]  ? cgroup_exit_cftypes+0x150/0x150
[   98.535708][  T831]  percpu_ref_init+0xb6/0x300
[   98.540361][  T831]  cgroup_apply_control_enable+0x464/0xd60
[   98.546142][  T831]  cgroup_subtree_control_write+0x6d9/0xad0
[   98.552016][  T831]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   98.558055][  T831]  cgroup_file_write+0x193/0x740
[   98.563056][  T831]  ? __kasan_check_write+0x14/0x20
[   98.568138][  T831]  ? cgroup_file_poll+0xd0/0xd0
[   98.573151][  T831]  ? __mutex_lock_slowpath+0x10/0x10
[   98.578423][  T831]  ? cgroup_file_poll+0xd0/0xd0
[   98.583337][  T831]  kernfs_fop_write_iter+0x2e4/0x460
[   98.588609][  T831]  new_sync_write+0x358/0x6d0
[   98.593258][  T831]  ? new_sync_read+0x6d0/0x6d0
[   98.598002][  T831]  ? fsnotify+0x1110/0x1110
[   98.602573][  T831]  ? rw_verify_area+0xc3/0x2b0
[   98.607443][  T831]  ? __fget_light.part.0+0x19d/0x330
[   98.612716][  T831]  vfs_write+0x4f5/0x750
[   98.616933][  T831]  ksys_write+0x111/0x210
[   98.621226][  T831]  ? __ia32_sys_read+0xa0/0xa0
[   98.625972][  T831]  ? debug_smp_processor_id+0x17/0x20
[   98.631323][  T831]  ? fpregs_assert_state_consistent+0x49/0xb0
[   98.637363][  T831]  __x64_sys_write+0x6e/0xb0
[   98.641930][  T831]  ? syscall_exit_to_user_mode+0x27/0x160
[   98.647713][  T831]  do_syscall_64+0x32/0x80
[   98.652099][  T831]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   98.658121][  T831] RIP: 0033:0x7f7124af40e9
[   98.662636][  T831] 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
[   98.682419][  T831] RSP: 002b:00007f7124a6a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   98.690812][  T831] RAX: ffffffffffffffda RBX: 00007f7124c06f60 RCX: 00007f7124af40e9
[   98.698763][  T831] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   98.706938][  T831] RBP: 00007f7124a6a1d0 R08: 0000000000000000 R09: 0000000000000000
[   98.714892][  T831] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   98.722843][  T831] R13: 00007ffeae140eaf R14: 00007f7124a6a300 R15: 0000000000022000
[   98.775596][  T830] FAULT_INJECTION: forcing a failure.
[   98.775596][  T830] name failslab, interval 1, probability 0, space 0, times 0
[   98.788610][  T830] CPU: 1 PID: 830 Comm: syz-executor.3 Tainted: G        W         5.10.117-syzkaller #0
[   98.798576][  T830] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   98.808610][  T830] Call Trace:
[   98.811871][  T830]  dump_stack_lvl+0x81/0xac
[   98.816342][  T830]  dump_stack+0x10/0x12
[   98.820479][  T830]  should_fail.cold+0x5/0xa
[   98.824949][  T830]  __should_failslab+0xb6/0x100
[   98.829769][  T830]  should_failslab+0x9/0x20
[   98.834331][  T830]  __kmalloc_track_caller+0x63/0x380
[   98.839670][  T830]  ? __kernfs_new_node+0xaa/0x640
[   98.844676][  T830]  kstrdup_const+0x45/0x70
[   98.849070][  T830]  __kernfs_new_node+0xaa/0x640
[   98.854031][  T830]  ? kernfs_dop_revalidate+0x370/0x370
[   98.859553][  T830]  ? snprintf+0x9e/0xd0
[   98.863687][  T830]  ? vsprintf+0x20/0x20
[   98.867824][  T830]  ? kernfs_fop_write_iter+0x2e4/0x460
[   98.873469][  T830]  ? __x64_sys_write+0x6e/0xb0
[   98.878215][  T830]  kernfs_new_node+0x79/0x110
[   98.882867][  T830]  ? __kasan_check_write+0x14/0x20
[   98.887955][  T830]  __kernfs_create_file+0x24/0x270
[   98.893057][  T830]  cgroup_addrm_files+0x2bd/0x810
[   98.898062][  T830]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   98.903434][  T830]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   98.908800][  T830]  ? __radix_tree_replace+0xd0/0x250
[   98.914485][  T830]  ? idr_replace+0x138/0x150
[   98.919077][  T830]  ? idr_get_next+0x130/0x130
[   98.923725][  T830]  css_populate_dir+0x17a/0x400
[   98.928561][  T830]  cgroup_apply_control_enable+0x3a7/0xd60
[   98.934370][  T830]  cgroup_subtree_control_write+0x6d9/0xad0
[   98.940244][  T830]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   98.946419][  T830]  cgroup_file_write+0x193/0x740
[   98.951399][  T830]  ? __kasan_check_write+0x14/0x20
[   98.956485][  T830]  ? cgroup_file_poll+0xd0/0xd0
[   98.961369][  T830]  ? __mutex_lock_slowpath+0x10/0x10
[   98.966637][  T830]  ? cgroup_file_poll+0xd0/0xd0
[   98.971466][  T830]  kernfs_fop_write_iter+0x2e4/0x460
[   98.976730][  T830]  new_sync_write+0x358/0x6d0
[   98.981406][  T830]  ? new_sync_read+0x6d0/0x6d0
[   98.986250][  T830]  ? fsnotify+0x1110/0x1110
[   98.990724][  T830]  ? rw_verify_area+0xc3/0x2b0
[   98.995457][  T830]  ? __fget_light.part.0+0x19d/0x330
[   99.000878][  T830]  vfs_write+0x4f5/0x750
[   99.005098][  T830]  ksys_write+0x111/0x210
[   99.009400][  T830]  ? __ia32_sys_read+0xa0/0xa0
[   99.014153][  T830]  ? debug_smp_processor_id+0x17/0x20
[   99.019861][  T830]  ? fpregs_assert_state_consistent+0x49/0xb0
[   99.026003][  T830]  __x64_sys_write+0x6e/0xb0
[   99.030743][  T830]  ? syscall_exit_to_user_mode+0x27/0x160
[   99.036434][  T830]  do_syscall_64+0x32/0x80
[   99.041003][  T830]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   99.046960][  T830] RIP: 0033:0x7faae37c10e9
[   99.051549][  T830] 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
[   99.071328][  T830] RSP: 002b:00007faae3737168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   99.079991][  T830] RAX: ffffffffffffffda RBX: 00007faae38d3f60 RCX: 00007faae37c10e9
[   99.088038][  T830] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   99.095999][  T830] RBP: 00007faae37371d0 R08: 0000000000000000 R09: 0000000000000000
[   99.104189][  T830] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   99.112226][  T830] R13: 00007ffc4c31006f R14: 00007faae3737300 R15: 0000000000022000
2022/06/09 07:29:21 executed programs: 154
[   99.121745][  T830] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   99.155506][  T853] FAULT_INJECTION: forcing a failure.
[   99.155506][  T853] name failslab, interval 1, probability 0, space 0, times 0
[   99.168516][  T853] CPU: 0 PID: 853 Comm: syz-executor.0 Tainted: G        W         5.10.117-syzkaller #0
[   99.178788][  T853] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   99.188835][  T853] Call Trace:
[   99.192211][  T853]  dump_stack_lvl+0x81/0xac
[   99.196713][  T853]  dump_stack+0x10/0x12
[   99.200869][  T853]  should_fail.cold+0x5/0xa
[   99.205480][  T853]  __should_failslab+0xb6/0x100
[   99.210402][  T853]  should_failslab+0x9/0x20
[   99.214897][  T853]  __kmalloc_track_caller+0x63/0x380
[   99.220157][  T853]  ? __kernfs_new_node+0xaa/0x640
[   99.225191][  T853]  kstrdup_const+0x45/0x70
[   99.229670][  T853]  __kernfs_new_node+0xaa/0x640
[   99.234755][  T853]  ? kernfs_dop_revalidate+0x370/0x370
[   99.240200][  T853]  ? snprintf+0x9e/0xd0
[   99.244354][  T853]  ? vsprintf+0x20/0x20
[   99.248490][  T853]  ? kernfs_fop_write_iter+0x2e4/0x460
[   99.254618][  T853]  ? __x64_sys_write+0x6e/0xb0
[   99.259358][  T853]  kernfs_new_node+0x79/0x110
[   99.264015][  T853]  ? __kasan_check_write+0x14/0x20
[   99.269100][  T853]  __kernfs_create_file+0x24/0x270
[   99.274189][  T853]  cgroup_addrm_files+0x2bd/0x810
[   99.279187][  T853]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   99.284375][  T853]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   99.289806][  T853]  ? __radix_tree_replace+0xd0/0x250
[   99.295155][  T853]  ? idr_replace+0x138/0x150
[   99.299735][  T853]  ? idr_get_next+0x130/0x130
[   99.304386][  T853]  css_populate_dir+0x17a/0x400
[   99.309207][  T853]  cgroup_apply_control_enable+0x3a7/0xd60
[   99.315051][  T853]  cgroup_subtree_control_write+0x6d9/0xad0
[   99.320918][  T853]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   99.327226][  T853]  ? __schedule+0x6ec/0x1910
[   99.331888][  T853]  cgroup_file_write+0x193/0x740
[   99.337164][  T853]  ? __kasan_check_write+0x14/0x20
[   99.342256][  T853]  ? cgroup_file_poll+0xd0/0xd0
[   99.347087][  T853]  ? __mutex_lock_slowpath+0x10/0x10
[   99.352362][  T853]  ? cgroup_file_poll+0xd0/0xd0
[   99.357290][  T853]  kernfs_fop_write_iter+0x2e4/0x460
[   99.362656][  T853]  new_sync_write+0x358/0x6d0
[   99.367305][  T853]  ? ww_mutex_lock+0x1b0/0x1b0
[   99.372055][  T853]  ? new_sync_read+0x6d0/0x6d0
[   99.376791][  T853]  ? fsnotify+0x1110/0x1110
[   99.381292][  T853]  ? rw_verify_area+0xc3/0x2b0
[   99.386114][  T853]  ? __fget_light.part.0+0x19d/0x330
[   99.391461][  T853]  vfs_write+0x4f5/0x750
[   99.395687][  T853]  ksys_write+0x111/0x210
[   99.400040][  T853]  ? __ia32_sys_read+0xa0/0xa0
[   99.404777][  T853]  ? debug_smp_processor_id+0x17/0x20
[   99.410119][  T853]  ? fpregs_assert_state_consistent+0x49/0xb0
[   99.416156][  T853]  __x64_sys_write+0x6e/0xb0
[   99.420719][  T853]  ? syscall_exit_to_user_mode+0x27/0x160
[   99.426507][  T853]  do_syscall_64+0x32/0x80
[   99.430906][  T853]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   99.436776][  T853] RIP: 0033:0x7f391e8210e9
[   99.441247][  T853] 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
[   99.461148][  T853] RSP: 002b:00007f391e776168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   99.469621][  T853] RAX: ffffffffffffffda RBX: 00007f391e934030 RCX: 00007f391e8210e9
[   99.477572][  T853] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   99.485599][  T853] RBP: 00007f391e7761d0 R08: 0000000000000000 R09: 0000000000000000
[   99.493634][  T853] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   99.501579][  T853] R13: 00007fffeff857af R14: 00007f391e776300 R15: 0000000000022000
[   99.509715][  T853] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   99.518582][  T404] ------------[ cut here ]------------
[   99.524071][  T404] WARNING: CPU: 1 PID: 404 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[   99.533025][  T404] Modules linked in:
[   99.537116][  T404] CPU: 1 PID: 404 Comm: syz-executor.0 Tainted: G        W         5.10.117-syzkaller #0
[   99.546911][  T404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   99.556967][  T404] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[   99.562569][  T404] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[   99.582176][  T404] RSP: 0018:ffffc9000062fcf0 EFLAGS: 00010286
[   99.588240][  T404] RAX: 0000000000000000 RBX: 1ffff920000c5fa5 RCX: 0000000000000040
[   99.596307][  T404] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   99.604968][  T404] RBP: ffffc9000062fdb0 R08: 0000000000000000 R09: 0000000000000008
[   99.612958][  T404] R10: fffff520000c5f91 R11: ffff8881f7356140 R12: ffffc9000062fd48
[   99.621016][  T404] R13: 00000000ffffffff R14: dffffc0000000000 R15: ffff8881170e7880
[   99.629170][  T404] FS:  0000555557322400(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000
[   99.638788][  T404] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.645373][  T404] CR2: 000055555732bb38 CR3: 000000010be85000 CR4: 00000000003506a0
[   99.653416][  T404] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   99.661520][  T404] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   99.669579][  T404] Call Trace:
[   99.672853][  T404]  ? namespace_unlock+0x331/0x3e0
[   99.677963][  T404]  ? kern_unmount+0x57/0xb0
[   99.682445][  T404]  ? clone_private_mount+0x300/0x300
[   99.687738][  T404]  ? dput+0xac/0x8a0
[   99.691695][  T404]  path_umount+0x684/0x1110
[   99.696193][  T404]  ? __detach_mounts+0x280/0x280
[   99.701103][  T404]  ? user_path_at_empty+0xa2/0xf0
[   99.706126][  T404]  __x64_sys_umount+0xfb/0x120
[   99.710866][  T404]  ? path_umount+0x1110/0x1110
[   99.715621][  T404]  ? fpregs_assert_state_consistent+0x49/0xb0
[   99.721656][  T404]  ? exit_to_user_mode_prepare+0x30/0xe0
[   99.727551][  T404]  do_syscall_64+0x32/0x80
[   99.731944][  T404]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   99.737837][  T404] RIP: 0033:0x7f391e822557
[   99.742325][  T404] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   99.761929][  T404] RSP: 002b:00007fffeff84908 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[   99.770414][  T404] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f391e822557
[   99.778367][  T404] RDX: 00007fffeff849da RSI: 000000000000000a RDI: 00007fffeff849d0
[   99.786547][  T404] RBP: 00007fffeff849d0 R08: 00000000ffffffff R09: 00007fffeff847a0
[   99.794672][  T404] R10: 0000555557323ba3 R11: 0000000000000246 R12: 00007f391e87a1f8
[   99.802747][  T404] R13: 00007fffeff85a90 R14: 0000555557323b00 R15: 00007fffeff85ad0
[   99.810824][  T404] ---[ end trace 9d9feaabe7274368 ]---
[   99.816513][  T404] ------------[ cut here ]------------
[   99.822346][  T404] WARNING: CPU: 1 PID: 404 at fs/namespace.c:1109 cleanup_mnt+0x398/0x4e0
[   99.830872][  T404] Modules linked in:
[   99.834806][  T404] CPU: 1 PID: 404 Comm: syz-executor.0 Tainted: G        W         5.10.117-syzkaller #0
[   99.845206][  T856] FAULT_INJECTION: forcing a failure.
[   99.845206][  T856] name failslab, interval 1, probability 0, space 0, times 0
[   99.855233][  T404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   99.857999][  T856] CPU: 1 PID: 856 Comm: syz-executor.4 Tainted: G        W         5.10.117-syzkaller #0
[   99.868328][  T404] RIP: 0010:cleanup_mnt+0x398/0x4e0
[   99.878038][  T856] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   99.878040][  T856] Call Trace:
[   99.878049][  T856]  dump_stack_lvl+0x81/0xac
[   99.878053][  T856]  dump_stack+0x10/0x12
[   99.878057][  T856]  should_fail.cold+0x5/0xa
[   99.878062][  T856]  __should_failslab+0xb6/0x100
[   99.878067][  T856]  should_failslab+0x9/0x20
[   99.878074][  T856]  __kmalloc_track_caller+0x63/0x380
[   99.883544][  T404] Code: c7 c7 60 6f 8f 85 e8 07 59 99 00 48 8d 7b 58 48 c7 c6 b0 56 99 81 e8 a7 95 b1 ff 48 83 c4 20 5b 41 5c 41 5d 41 5e 41 5f 5d c3 <0f> 0b e9 55 fd ff ff 48 89 df e8 b9 62 05 00 e9 78 fd ff ff e8 bf
[   99.893473][  T856]  ? __kernfs_new_node+0xaa/0x640
[   99.893478][  T856]  kstrdup_const+0x45/0x70
[   99.893482][  T856]  __kernfs_new_node+0xaa/0x640
[   99.893486][  T856]  ? kernfs_dop_revalidate+0x370/0x370
[   99.893492][  T856]  ? snprintf+0x9e/0xd0
[   99.893495][  T856]  ? vsprintf+0x20/0x20
[   99.893499][  T856]  ? kernfs_fop_write_iter+0x2e4/0x460
[   99.893507][  T856]  ? __x64_sys_write+0x6e/0xb0
[   99.897048][  T404] RSP: 0018:ffffc9000062fe40 EFLAGS: 00010286
[   99.901232][  T856]  kernfs_new_node+0x79/0x110
[   99.901238][  T856]  ? __kasan_check_write+0x14/0x20
[   99.901242][  T856]  __kernfs_create_file+0x24/0x270
[   99.901250][  T856]  cgroup_addrm_files+0x2bd/0x810
[   99.905581][  T404] 
[   99.909867][  T856]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[   99.909873][  T856]  ? __fprop_inc_percpu_max+0xf0/0xf0
[   99.909878][  T856]  ? __radix_tree_replace+0xd0/0x250
[   99.909884][  T856]  ? idr_replace+0x138/0x150
[   99.914736][  T404] RAX: 0000000000000000 RBX: ffff8881170e7880 RCX: 0000000000000040
[   99.919165][  T856]  ? idr_get_next+0x130/0x130
[   99.919169][  T856]  css_populate_dir+0x17a/0x400
[   99.919174][  T856]  cgroup_apply_control_enable+0x3a7/0xd60
[   99.919181][  T856]  cgroup_subtree_control_write+0x6d9/0xad0
[   99.919186][  T856]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[   99.919194][  T856]  ? __schedule+0x6ec/0x1910
[   99.924928][  T404] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[   99.944109][  T856]  cgroup_file_write+0x193/0x740
[   99.944117][  T856]  ? __kasan_check_write+0x14/0x20
[   99.944121][  T856]  ? cgroup_file_poll+0xd0/0xd0
[   99.944127][  T856]  ? __mutex_lock_slowpath+0x10/0x10
[   99.944131][  T856]  ? cgroup_file_poll+0xd0/0xd0
[   99.944137][  T856]  kernfs_fop_write_iter+0x2e4/0x460
[   99.944142][  T856]  new_sync_write+0x358/0x6d0
[   99.944146][  T856]  ? ww_mutex_lock+0x1b0/0x1b0
[   99.944150][  T856]  ? new_sync_read+0x6d0/0x6d0
[   99.944160][  T856]  ? fsnotify+0x1110/0x1110
[   99.949656][  T404] RBP: ffffc9000062fe88 R08: 0000000000000008 R09: 0000000000000003
[   99.953722][  T856]  ? rw_verify_area+0xc3/0x2b0
[   99.953728][  T856]  ? __fget_light.part.0+0x19d/0x330
[   99.953732][  T856]  vfs_write+0x4f5/0x750
[   99.953738][  T856]  ksys_write+0x111/0x210
[   99.953745][  T856]  ? __ia32_sys_read+0xa0/0xa0
[   99.958831][  T404] R10: fffff520000c5fc8 R11: ffff8881f7356140 R12: 00000000ffffffff
[   99.964190][  T856]  ? debug_smp_processor_id+0x17/0x20
[   99.964196][  T856]  ? fpregs_assert_state_consistent+0x49/0xb0
[   99.964201][  T856]  __x64_sys_write+0x6e/0xb0
[   99.964208][  T856]  ? syscall_exit_to_user_mode+0x27/0x160
[   99.968803][  T404] R13: 0000000000000007 R14: fffffbfff0c19848 R15: dffffc0000000000
[   99.972737][  T856]  do_syscall_64+0x32/0x80
[   99.972744][  T856]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   99.972748][  T856] RIP: 0033:0x7f2a719c50e9
[   99.972756][  T856] 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
[   99.978486][  T404] FS:  0000555557322400(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000
[   99.983002][  T856] RSP: 002b:00007f2a7191a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   99.983008][  T856] RAX: ffffffffffffffda RBX: 00007f2a71ad8030 RCX: 00007f2a719c50e9
[   99.983011][  T856] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[   99.983014][  T856] RBP: 00007f2a7191a1d0 R08: 0000000000000000 R09: 0000000000000000
[   99.983016][  T856] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[   99.983021][  T856] R13: 00007ffca6c110df R14: 00007f2a7191a300 R15: 0000000000022000
[   99.989311][  T404] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.993885][  T856] cgroup: cgroup_addrm_files: failed to add max, err=-12
[   99.999359][  T404] CR2: 000000c000700000 CR3: 000000010be85000 CR4: 00000000003506b0
[  100.316023][  T404] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  100.324075][  T404] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  100.332071][  T404] Call Trace:
[  100.335413][  T404]  __cleanup_mnt+0xd/0x10
[  100.339817][  T404]  task_work_run+0xc2/0x140
[  100.344313][  T404]  exit_to_user_mode_prepare+0xd9/0xe0
[  100.344670][  T850] FAULT_INJECTION: forcing a failure.
[  100.344670][  T850] name failslab, interval 1, probability 0, space 0, times 0
[  100.349966][  T404]  syscall_exit_to_user_mode+0x27/0x160
[  100.349974][  T404]  do_syscall_64+0x3f/0x80
[  100.372520][  T850] CPU: 0 PID: 850 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[  100.382288][  T850] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  100.392309][  T850] Call Trace:
[  100.395582][  T850]  dump_stack_lvl+0x81/0xac
[  100.400053][  T850]  dump_stack+0x10/0x12
[  100.404260][  T850]  should_fail.cold+0x5/0xa
[  100.408728][  T850]  ? cgroup_exit_cftypes+0x150/0x150
[  100.413981][  T850]  ? percpu_ref_init+0xb6/0x300
[  100.418889][  T850]  __should_failslab+0xb6/0x100
[  100.423918][  T850]  should_failslab+0x9/0x20
[  100.428399][  T850]  kmem_cache_alloc_trace+0x2d/0x520
[  100.433658][  T850]  ? cgroup_exit_cftypes+0x150/0x150
[  100.439001][  T850]  percpu_ref_init+0xb6/0x300
[  100.443644][  T850]  cgroup_apply_control_enable+0x464/0xd60
[  100.449414][  T850]  cgroup_subtree_control_write+0x6d9/0xad0
[  100.455268][  T850]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[  100.461299][  T850]  ? __schedule+0x6ec/0x1910
[  100.465856][  T850]  cgroup_file_write+0x193/0x740
[  100.470760][  T850]  ? __kasan_check_write+0x14/0x20
[  100.475832][  T850]  ? cgroup_file_poll+0xd0/0xd0
[  100.480662][  T850]  ? __mutex_lock_slowpath+0x10/0x10
[  100.485908][  T850]  ? cgroup_file_poll+0xd0/0xd0
[  100.490727][  T850]  kernfs_fop_write_iter+0x2e4/0x460
[  100.495979][  T850]  new_sync_write+0x358/0x6d0
[  100.500800][  T850]  ? ww_mutex_lock+0x1b0/0x1b0
[  100.505526][  T850]  ? new_sync_read+0x6d0/0x6d0
[  100.510271][  T850]  ? fsnotify+0x1110/0x1110
[  100.514757][  T850]  ? rw_verify_area+0xc3/0x2b0
[  100.519515][  T850]  ? __fget_light.part.0+0x19d/0x330
[  100.524772][  T850]  vfs_write+0x4f5/0x750
[  100.528989][  T850]  ksys_write+0x111/0x210
[  100.533287][  T850]  ? __ia32_sys_read+0xa0/0xa0
[  100.538019][  T850]  ? debug_smp_processor_id+0x17/0x20
[  100.543368][  T850]  ? fpregs_assert_state_consistent+0x49/0xb0
[  100.549410][  T850]  __x64_sys_write+0x6e/0xb0
[  100.554147][  T850]  ? syscall_exit_to_user_mode+0x27/0x160
[  100.559849][  T850]  do_syscall_64+0x32/0x80
[  100.564239][  T850]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  100.570182][  T850] RIP: 0033:0x7fb841a360e9
[  100.574772][  T850] 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
[  100.594341][  T850] RSP: 002b:00007fb84198b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  100.602719][  T850] RAX: ffffffffffffffda RBX: 00007fb841b49030 RCX: 00007fb841a360e9
[  100.610694][  T850] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[  100.618642][  T850] RBP: 00007fb84198b1d0 R08: 0000000000000000 R09: 0000000000000000
[  100.626580][  T850] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  100.634636][  T850] R13: 00007ffdd2c6dfbf R14: 00007fb84198b300 R15: 0000000000022000
[  100.643469][  T404]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  100.649498][  T404] RIP: 0033:0x7f391e822557
[  100.654020][  T404] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  100.673942][  T404] RSP: 002b:00007fffeff84908 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[  100.682581][  T404] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f391e822557
[  100.691499][  T870] FAULT_INJECTION: forcing a failure.
[  100.691499][  T870] name failslab, interval 1, probability 0, space 0, times 0
[  100.695262][  T404] RDX: 00007fffeff849da RSI: 000000000000000a RDI: 00007fffeff849d0
[  100.704205][  T870] CPU: 1 PID: 870 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[  100.712312][  T404] RBP: 00007fffeff849d0 R08: 00000000ffffffff R09: 00007fffeff847a0
[  100.722075][  T870] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  100.722078][  T870] Call Trace:
[  100.722089][  T870]  dump_stack_lvl+0x81/0xac
[  100.722093][  T870]  dump_stack+0x10/0x12
[  100.722097][  T870]  should_fail.cold+0x5/0xa
[  100.722102][  T870]  __should_failslab+0xb6/0x100
[  100.722109][  T870]  should_failslab+0x9/0x20
[  100.730356][  T404] R10: 0000555557323ba3 R11: 0000000000000246 R12: 00007f391e87a1f8
[  100.740196][  T870]  __kmalloc_track_caller+0x63/0x380
[  100.740203][  T870]  ? __kernfs_new_node+0xaa/0x640
[  100.740208][  T870]  kstrdup_const+0x45/0x70
[  100.740211][  T870]  __kernfs_new_node+0xaa/0x640
[  100.740215][  T870]  ? kernfs_dop_revalidate+0x370/0x370
[  100.740221][  T870]  ? __this_cpu_preempt_check+0x13/0x20
[  100.740230][  T870]  ? snprintf+0x9e/0xd0
[  100.743542][  T404] R13: 00007fffeff85a90 R14: 0000555557323b00 R15: 00007fffeff85ad0
[  100.748234][  T870]  ? vsprintf+0x20/0x20
[  100.748239][  T870]  ? kernfs_fop_write_iter+0x2e4/0x460
[  100.748243][  T870]  ? __x64_sys_write+0x6e/0xb0
[  100.748247][  T870]  kernfs_new_node+0x79/0x110
[  100.748252][  T870]  ? __kasan_check_write+0x14/0x20
[  100.748258][  T870]  __kernfs_create_file+0x24/0x270
[  100.752448][  T404] ---[ end trace 9d9feaabe7274369 ]---
[  100.756905][  T870]  cgroup_addrm_files+0x2bd/0x810
[  100.756910][  T870]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[  100.756915][  T870]  ? __fprop_inc_percpu_max+0xf0/0xf0
[  100.756920][  T870]  ? __radix_tree_replace+0xd0/0x250
[  100.756926][  T870]  ? idr_replace+0x138/0x150
[  100.882940][  T870]  ? idr_get_next+0x130/0x130
[  100.887595][  T870]  css_populate_dir+0x17a/0x400
[  100.892567][  T870]  cgroup_apply_control_enable+0x3a7/0xd60
[  100.898635][  T870]  cgroup_subtree_control_write+0x6d9/0xad0
[  100.905765][  T870]  ? __mod_memcg_state.part.0+0xb2/0x270
[  100.911461][  T870]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[  100.917680][  T870]  cgroup_file_write+0x193/0x740
[  100.922614][  T870]  ? __kasan_check_write+0x14/0x20
[  100.927891][  T870]  ? cgroup_file_poll+0xd0/0xd0
[  100.932804][  T870]  ? __mutex_lock_slowpath+0x10/0x10
[  100.938152][  T870]  ? cgroup_file_poll+0xd0/0xd0
[  100.942972][  T870]  kernfs_fop_write_iter+0x2e4/0x460
[  100.948224][  T870]  new_sync_write+0x358/0x6d0
[  100.952867][  T870]  ? new_sync_read+0x6d0/0x6d0
[  100.957599][  T870]  ? fsnotify+0x1110/0x1110
[  100.962066][  T870]  ? rw_verify_area+0xc3/0x2b0
[  100.966793][  T870]  ? __fget_light.part.0+0x19d/0x330
[  100.972048][  T870]  vfs_write+0x4f5/0x750
[  100.976251][  T870]  ksys_write+0x111/0x210
[  100.980546][  T870]  ? __ia32_sys_read+0xa0/0xa0
[  100.985273][  T870]  ? debug_smp_processor_id+0x17/0x20
[  100.990625][  T870]  ? fpregs_assert_state_consistent+0x49/0xb0
[  100.996683][  T870]  __x64_sys_write+0x6e/0xb0
[  101.001319][  T870]  ? syscall_exit_to_user_mode+0x27/0x160
[  101.007736][  T870]  do_syscall_64+0x32/0x80
[  101.012146][  T870]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  101.018010][  T870] RIP: 0033:0x7fb841a360e9
[  101.022592][  T870] 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
[  101.042350][  T870] RSP: 002b:00007fb8419ac168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  101.050742][  T870] RAX: ffffffffffffffda RBX: 00007fb841b48f60 RCX: 00007fb841a360e9
[  101.058686][  T870] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[  101.066637][  T870] RBP: 00007fb8419ac1d0 R08: 0000000000000000 R09: 0000000000000000
[  101.074621][  T870] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  101.082982][  T870] R13: 00007ffdd2c6dfbf R14: 00007fb8419ac300 R15: 0000000000022000
[  101.091411][  T870] cgroup: cgroup_addrm_files: failed to add max, err=-12
[  101.102819][  T406] ------------[ cut here ]------------
[  101.108405][  T406] WARNING: CPU: 1 PID: 406 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[  101.117411][  T406] Modules linked in:
[  101.121289][  T406] CPU: 1 PID: 406 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[  101.131114][  T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  101.141260][  T406] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[  101.146897][  T406] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[  101.166581][  T406] RSP: 0018:ffffc90000787c28 EFLAGS: 00010286
[  101.172728][  T406] RAX: 0000000000000000 RBX: 1ffff920000f0f8c RCX: 0000000000000040
[  101.180707][  T406] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[  101.189837][  T406] RBP: ffffc90000787ce8 R08: 0000000000000000 R09: 0000000000000008
[  101.198529][  T406] R10: fffff520000f0f78 R11: ffff8881f7356140 R12: ffffc90000787c80
[  101.206685][  T406] R13: 00000000ffffffff R14: dffffc0000000000 R15: ffff8881170e76c0
[  101.214748][  T406] FS:  0000555556504400(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000
[  101.223761][  T406] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.230356][  T406] CR2: 000055555650db38 CR3: 000000010bc00000 CR4: 00000000003506a0
[  101.238429][  T406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  101.246391][  T406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  101.254359][  T406] Call Trace:
[  101.257764][  T406]  ? __put_mountpoint.part.0+0x151/0x1b0
[  101.263374][  T406]  ? clone_private_mount+0x300/0x300
[  101.268671][  T406]  ? change_mnt_propagation+0x5df/0xd40
[  101.274353][  T406]  namespace_unlock+0x331/0x3e0
[  101.279663][  T406]  ? kern_unmount+0xb0/0xb0
[  101.284240][  T406]  ? unhash_mnt+0x3c0/0x3c0
[  101.288757][  T406]  path_umount+0x646/0x1110
[  101.293331][  T406]  ? __detach_mounts+0x280/0x280
[  101.298576][  T406]  ? user_path_at_empty+0xa2/0xf0
[  101.303584][  T406]  __x64_sys_umount+0xfb/0x120
[  101.308422][  T406]  ? path_umount+0x1110/0x1110
[  101.313258][  T406]  ? fpregs_assert_state_consistent+0x49/0xb0
[  101.319414][  T406]  ? exit_to_user_mode_prepare+0x30/0xe0
[  101.325107][  T406]  do_syscall_64+0x32/0x80
[  101.329606][  T406]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  101.335474][  T406] RIP: 0033:0x7fb841a37557
[  101.339858][  T406] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  101.359624][  T406] RSP: 002b:00007ffdd2c6d118 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[  101.368103][  T406] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb841a37557
[  101.376518][  T406] RDX: 00007ffdd2c6d1ea RSI: 000000000000000a RDI: 00007ffdd2c6d1e0
[  101.385708][  T406] RBP: 00007ffdd2c6d1e0 R08: 00000000ffffffff R09: 00007ffdd2c6cfb0
[  101.394408][  T406] R10: 0000555556505ba3 R11: 0000000000000246 R12: 00007fb841a8f1f8
[  101.402378][  T406] R13: 00007ffdd2c6e2a0 R14: 0000555556505b00 R15: 00007ffdd2c6e2e0
[  101.410339][  T406] ---[ end trace 9d9feaabe727436a ]---
[  101.415815][  T406] ------------[ cut here ]------------
[  101.421246][  T406] WARNING: CPU: 1 PID: 406 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[  101.430160][  T406] Modules linked in:
[  101.434028][  T406] CPU: 1 PID: 406 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[  101.443821][  T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  101.453891][  T406] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[  101.459509][  T406] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[  101.479102][  T406] RSP: 0018:ffffc90000787cf0 EFLAGS: 00010282
[  101.485149][  T406] RAX: 0000000000000000 RBX: 1ffff920000f0fa5 RCX: 0000000000000040
[  101.493134][  T406] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[  101.501104][  T406] RBP: ffffc90000787db0 R08: 0000000000000000 R09: 0000000000000008
[  101.509082][  T406] R10: fffff520000f0f91 R11: ffff8881f7356140 R12: ffffc90000787d48
[  101.517034][  T406] R13: 00000000fffffffe R14: dffffc0000000000 R15: ffff8881170e76c0
[  101.525267][  T406] FS:  0000555556504400(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000
[  101.534175][  T406] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.540753][  T406] CR2: 000055555650db38 CR3: 000000010bc00000 CR4: 00000000003506a0
[  101.548716][  T406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  101.556745][  T406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  101.564794][  T406] Call Trace:
[  101.568132][  T406]  ? namespace_unlock+0x331/0x3e0
[  101.573321][  T406]  ? kern_unmount+0x57/0xb0
[  101.577837][  T406]  ? clone_private_mount+0x300/0x300
[  101.583108][  T406]  ? dput+0xac/0x8a0
[  101.587000][  T406]  path_umount+0x684/0x1110
[  101.591484][  T406]  ? __detach_mounts+0x280/0x280
[  101.596586][  T406]  ? user_path_at_empty+0xa2/0xf0
[  101.601590][  T406]  __x64_sys_umount+0xfb/0x120
[  101.606344][  T406]  ? path_umount+0x1110/0x1110
[  101.611172][  T406]  ? fpregs_assert_state_consistent+0x49/0xb0
[  101.617317][  T406]  ? exit_to_user_mode_prepare+0x30/0xe0
[  101.623037][  T406]  do_syscall_64+0x32/0x80
[  101.627466][  T406]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  101.633353][  T406] RIP: 0033:0x7fb841a37557
[  101.637776][  T406] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  101.657876][  T406] RSP: 002b:00007ffdd2c6d118 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[  101.666284][  T406] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb841a37557
[  101.674410][  T406] RDX: 00007ffdd2c6d1ea RSI: 000000000000000a RDI: 00007ffdd2c6d1e0
[  101.682558][  T406] RBP: 00007ffdd2c6d1e0 R08: 00000000ffffffff R09: 00007ffdd2c6cfb0
[  101.690538][  T406] R10: 0000555556505ba3 R11: 0000000000000246 R12: 00007fb841a8f1f8
[  101.698531][  T406] R13: 00007ffdd2c6e2a0 R14: 0000555556505b00 R15: 00007ffdd2c6e2e0
[  101.706962][  T406] ---[ end trace 9d9feaabe727436b ]---
[  101.755878][  T865] FAULT_INJECTION: forcing a failure.
[  101.755878][  T865] name failslab, interval 1, probability 0, space 0, times 0
[  101.768862][  T865] CPU: 1 PID: 865 Comm: syz-executor.3 Tainted: G        W         5.10.117-syzkaller #0
[  101.778843][  T865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  101.788959][  T865] Call Trace:
[  101.792328][  T865]  dump_stack_lvl+0x81/0xac
[  101.796826][  T865]  dump_stack+0x10/0x12
[  101.800967][  T865]  should_fail.cold+0x5/0xa
[  101.805782][  T865]  __should_failslab+0xb6/0x100
[  101.810784][  T865]  should_failslab+0x9/0x20
[  101.815286][  T865]  __kmalloc_track_caller+0x63/0x380
[  101.820552][  T865]  ? __kernfs_new_node+0xaa/0x640
[  101.825574][  T865]  kstrdup_const+0x45/0x70
[  101.829959][  T865]  __kernfs_new_node+0xaa/0x640
[  101.835131][  T865]  ? kernfs_dop_revalidate+0x370/0x370
[  101.840575][  T865]  ? snprintf+0x9e/0xd0
[  101.844702][  T865]  ? vsprintf+0x20/0x20
[  101.848977][  T865]  ? kernfs_fop_write_iter+0x2e4/0x460
[  101.854418][  T865]  ? __x64_sys_write+0x6e/0xb0
[  101.859591][  T865]  kernfs_new_node+0x79/0x110
[  101.864251][  T865]  ? __kasan_check_write+0x14/0x20
[  101.869343][  T865]  __kernfs_create_file+0x24/0x270
[  101.874544][  T865]  cgroup_addrm_files+0x2bd/0x810
[  101.879814][  T865]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[  101.885176][  T865]  ? __fprop_inc_percpu_max+0xf0/0xf0
[  101.890633][  T865]  ? __radix_tree_replace+0xd0/0x250
[  101.895989][  T865]  ? idr_replace+0x138/0x150
[  101.900558][  T865]  ? idr_get_next+0x130/0x130
[  101.905317][  T865]  css_populate_dir+0x17a/0x400
[  101.911006][  T865]  cgroup_apply_control_enable+0x3a7/0xd60
[  101.916781][  T865]  cgroup_subtree_control_write+0x6d9/0xad0
[  101.922698][  T865]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[  101.928759][  T865]  cgroup_file_write+0x193/0x740
[  101.933677][  T865]  ? __kasan_check_write+0x14/0x20
[  101.938812][  T865]  ? cgroup_file_poll+0xd0/0xd0
[  101.943636][  T865]  ? __mutex_lock_slowpath+0x10/0x10
[  101.949123][  T865]  ? cgroup_file_poll+0xd0/0xd0
[  101.953960][  T865]  kernfs_fop_write_iter+0x2e4/0x460
[  101.959390][  T865]  new_sync_write+0x358/0x6d0
[  101.964431][  T865]  ? ww_mutex_lock+0x1b0/0x1b0
[  101.969278][  T865]  ? new_sync_read+0x6d0/0x6d0
[  101.974121][  T865]  ? fsnotify+0x1110/0x1110
[  101.978771][  T865]  ? rw_verify_area+0xc3/0x2b0
[  101.983636][  T865]  ? __fget_light.part.0+0x19d/0x330
[  101.988981][  T865]  vfs_write+0x4f5/0x750
[  101.993289][  T865]  ksys_write+0x111/0x210
[  101.997599][  T865]  ? __ia32_sys_read+0xa0/0xa0
[  102.002515][  T865]  ? debug_smp_processor_id+0x17/0x20
[  102.007891][  T865]  ? fpregs_assert_state_consistent+0x49/0xb0
[  102.014016][  T865]  __x64_sys_write+0x6e/0xb0
[  102.018670][  T865]  ? syscall_exit_to_user_mode+0x27/0x160
[  102.024456][  T865]  do_syscall_64+0x32/0x80
[  102.034141][  T865]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  102.040448][  T865] RIP: 0033:0x7faae37c10e9
[  102.044842][  T865] 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
[  102.064955][  T865] RSP: 002b:00007faae3716168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  102.073444][  T865] RAX: ffffffffffffffda RBX: 00007faae38d4030 RCX: 00007faae37c10e9
[  102.081513][  T865] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[  102.089863][  T865] RBP: 00007faae37161d0 R08: 0000000000000000 R09: 0000000000000000
[  102.097980][  T865] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  102.106025][  T865] R13: 00007ffc4c31006f R14: 00007faae3716300 R15: 0000000000022000
[  102.114140][  T865] cgroup: cgroup_addrm_files: failed to add max, err=-12
[  102.135618][  T859] FAULT_INJECTION: forcing a failure.
[  102.135618][  T859] name failslab, interval 1, probability 0, space 0, times 0
[  102.148737][  T859] CPU: 1 PID: 859 Comm: syz-executor.5 Tainted: G        W         5.10.117-syzkaller #0
[  102.158514][  T859] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  102.168557][  T859] Call Trace:
[  102.171841][  T859]  dump_stack_lvl+0x81/0xac
[  102.176313][  T859]  dump_stack+0x10/0x12
[  102.180537][  T859]  should_fail.cold+0x5/0xa
[  102.185009][  T859]  __should_failslab+0xb6/0x100
[  102.189829][  T859]  should_failslab+0x9/0x20
[  102.194475][  T859]  __kmalloc_track_caller+0x63/0x380
[  102.199728][  T859]  ? __kernfs_new_node+0xaa/0x640
[  102.204723][  T859]  kstrdup_const+0x45/0x70
[  102.209126][  T859]  __kernfs_new_node+0xaa/0x640
[  102.213985][  T859]  ? kernfs_dop_revalidate+0x370/0x370
[  102.219431][  T859]  ? snprintf+0x9e/0xd0
[  102.223563][  T859]  ? vsprintf+0x20/0x20
[  102.227797][  T859]  ? kernfs_fop_write_iter+0x2e4/0x460
[  102.233244][  T859]  ? __x64_sys_write+0x6e/0xb0
[  102.237995][  T859]  kernfs_new_node+0x79/0x110
[  102.242658][  T859]  ? __kasan_check_write+0x14/0x20
[  102.247879][  T859]  __kernfs_create_file+0x24/0x270
[  102.252966][  T859]  cgroup_addrm_files+0x2bd/0x810
[  102.257968][  T859]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[  102.263250][  T859]  ? __fprop_inc_percpu_max+0xf0/0xf0
[  102.268594][  T859]  ? __radix_tree_replace+0xd0/0x250
[  102.273858][  T859]  ? idr_replace+0x138/0x150
[  102.278427][  T859]  ? idr_get_next+0x130/0x130
[  102.283350][  T859]  css_populate_dir+0x17a/0x400
[  102.288433][  T859]  cgroup_apply_control_enable+0x3a7/0xd60
[  102.294217][  T859]  cgroup_subtree_control_write+0x6d9/0xad0
[  102.300185][  T859]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[  102.306314][  T859]  ? __schedule+0x6ec/0x1910
[  102.310885][  T859]  cgroup_file_write+0x193/0x740
[  102.315896][  T859]  ? __kasan_check_write+0x14/0x20
[  102.320996][  T859]  ? cgroup_file_poll+0xd0/0xd0
[  102.325911][  T859]  ? __mutex_lock_slowpath+0x10/0x10
[  102.331258][  T859]  ? cgroup_file_poll+0xd0/0xd0
[  102.336435][  T859]  kernfs_fop_write_iter+0x2e4/0x460
[  102.342132][  T859]  new_sync_write+0x358/0x6d0
[  102.346966][  T859]  ? ww_mutex_lock+0x1b0/0x1b0
[  102.351699][  T859]  ? new_sync_read+0x6d0/0x6d0
[  102.356441][  T859]  ? fsnotify+0x1110/0x1110
[  102.360922][  T859]  ? rw_verify_area+0xc3/0x2b0
[  102.365657][  T859]  ? __fget_light.part.0+0x19d/0x330
[  102.370925][  T859]  vfs_write+0x4f5/0x750
[  102.375142][  T859]  ksys_write+0x111/0x210
[  102.379455][  T859]  ? __ia32_sys_read+0xa0/0xa0
[  102.384190][  T859]  ? debug_smp_processor_id+0x17/0x20
[  102.389614][  T859]  ? fpregs_assert_state_consistent+0x49/0xb0
[  102.395946][  T859]  __x64_sys_write+0x6e/0xb0
[  102.400535][  T859]  ? syscall_exit_to_user_mode+0x27/0x160
[  102.406573][  T859]  do_syscall_64+0x32/0x80
[  102.411188][  T859]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  102.417056][  T859] RIP: 0033:0x7f9ceba820e9
[  102.421446][  T859] 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
[  102.441342][  T859] RSP: 002b:00007f9ceb9d7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  102.449727][  T859] RAX: ffffffffffffffda RBX: 00007f9cebb95030 RCX: 00007f9ceba820e9
[  102.457814][  T859] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[  102.465756][  T859] RBP: 00007f9ceb9d71d0 R08: 0000000000000000 R09: 0000000000000000
[  102.473697][  T859] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  102.481639][  T859] R13: 00007ffe138f92df R14: 00007f9ceb9d7300 R15: 0000000000022000
[  102.490933][  T859] cgroup: cgroup_addrm_files: failed to add max, err=-12
[  102.535620][  T862] FAULT_INJECTION: forcing a failure.
[  102.535620][  T862] name failslab, interval 1, probability 0, space 0, times 0
[  102.548256][  T862] CPU: 0 PID: 862 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[  102.558029][  T862] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  102.568068][  T862] Call Trace:
[  102.571332][  T862]  dump_stack_lvl+0x81/0xac
[  102.575815][  T862]  dump_stack+0x10/0x12
[  102.579967][  T862]  should_fail.cold+0x5/0xa
[  102.584592][  T862]  ? cgroup_exit_cftypes+0x150/0x150
[  102.589862][  T862]  ? percpu_ref_init+0xb6/0x300
[  102.594700][  T862]  __should_failslab+0xb6/0x100
[  102.599619][  T862]  should_failslab+0x9/0x20
[  102.604108][  T862]  kmem_cache_alloc_trace+0x2d/0x520
[  102.609372][  T862]  ? cgroup_exit_cftypes+0x150/0x150
[  102.614629][  T862]  percpu_ref_init+0xb6/0x300
[  102.619276][  T862]  cgroup_apply_control_enable+0x464/0xd60
[  102.625048][  T862]  cgroup_subtree_control_write+0x6d9/0xad0
[  102.630915][  T862]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[  102.636951][  T862]  ? __schedule+0x6ec/0x1910
[  102.641522][  T862]  cgroup_file_write+0x193/0x740
[  102.646439][  T862]  ? __kasan_check_write+0x14/0x20
[  102.651546][  T862]  ? cgroup_file_poll+0xd0/0xd0
[  102.656367][  T862]  ? __mutex_lock_slowpath+0x10/0x10
[  102.661619][  T862]  ? cgroup_file_poll+0xd0/0xd0
[  102.666442][  T862]  kernfs_fop_write_iter+0x2e4/0x460
[  102.671703][  T862]  new_sync_write+0x358/0x6d0
[  102.676466][  T862]  ? ww_mutex_lock+0x1b0/0x1b0
[  102.681198][  T862]  ? new_sync_read+0x6d0/0x6d0
[  102.685933][  T862]  ? fsnotify+0x1110/0x1110
[  102.690406][  T862]  ? rw_verify_area+0xc3/0x2b0
[  102.695248][  T862]  ? __fget_light.part.0+0x19d/0x330
[  102.701191][  T862]  vfs_write+0x4f5/0x750
[  102.705759][  T862]  ksys_write+0x111/0x210
[  102.710255][  T862]  ? __ia32_sys_read+0xa0/0xa0
[  102.715127][  T862]  ? debug_smp_processor_id+0x17/0x20
[  102.720583][  T862]  ? fpregs_assert_state_consistent+0x49/0xb0
[  102.726826][  T862]  __x64_sys_write+0x6e/0xb0
[  102.731412][  T862]  ? syscall_exit_to_user_mode+0x27/0x160
[  102.737100][  T862]  do_syscall_64+0x32/0x80
[  102.741664][  T862]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  102.747596][  T862] RIP: 0033:0x7f7124af40e9
[  102.751986][  T862] 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
[  102.771649][  T862] RSP: 002b:00007f7124a49168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  102.780032][  T862] RAX: ffffffffffffffda RBX: 00007f7124c07030 RCX: 00007f7124af40e9
[  102.787976][  T862] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[  102.795937][  T862] RBP: 00007f7124a491d0 R08: 0000000000000000 R09: 0000000000000000
[  102.804069][  T862] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  102.812274][  T862] R13: 00007ffeae140eaf R14: 00007f7124a49300 R15: 0000000000022000
[  102.822322][  T409] ------------[ cut here ]------------
[  102.827831][  T409] WARNING: CPU: 1 PID: 409 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[  102.836844][  T409] Modules linked in:
[  102.840821][  T409] CPU: 1 PID: 409 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[  102.850888][  T409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  102.861569][  T409] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[  102.867467][  T409] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[  102.887362][  T409] RSP: 0018:ffffc90000837c28 EFLAGS: 00010286
[  102.893497][  T409] RAX: 0000000000000000 RBX: 1ffff92000106f8c RCX: 0000000000000040
[  102.901668][  T409] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[  102.909749][  T409] RBP: ffffc90000837ce8 R08: 0000000000000000 R09: 0000000000000008
[  102.917904][  T409] R10: fffff52000106f78 R11: 0000000000000000 R12: ffffc90000837c80
[  102.925873][  T409] R13: 00000000ffffffff R14: dffffc0000000000 R15: ffff8881170e6fc0
[  102.933823][  T409] FS:  0000555555dc8400(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000
[  102.942757][  T409] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  102.949430][  T409] CR2: 000000c000702000 CR3: 000000010c7a3000 CR4: 00000000003506a0
[  102.959411][  T409] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  102.967571][  T409] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  102.975663][  T409] Call Trace:
[  102.978975][  T409]  ? __put_mountpoint.part.0+0x151/0x1b0
[  102.984875][  T409]  ? clone_private_mount+0x300/0x300
[  102.990458][  T409]  ? change_mnt_propagation+0x5df/0xd40
[  102.996107][  T409]  namespace_unlock+0x331/0x3e0
[  103.001149][  T409]  ? kern_unmount+0xb0/0xb0
[  103.005659][  T409]  ? unhash_mnt+0x3c0/0x3c0
[  103.010145][  T409]  path_umount+0x646/0x1110
[  103.014859][  T409]  ? __detach_mounts+0x280/0x280
[  103.019815][  T409]  ? user_path_at_empty+0xa2/0xf0
[  103.024950][  T409]  __x64_sys_umount+0xfb/0x120
[  103.030210][  T409]  ? path_umount+0x1110/0x1110
[  103.034960][  T409]  ? fpregs_assert_state_consistent+0x49/0xb0
[  103.041138][  T409]  ? exit_to_user_mode_prepare+0x30/0xe0
[  103.046977][  T409]  do_syscall_64+0x32/0x80
[  103.051566][  T409]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  103.057482][  T409] RIP: 0033:0x7f7124af5557
[  103.062065][  T409] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  103.081868][  T409] RSP: 002b:00007ffeae140008 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[  103.090380][  T409] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7124af5557
[  103.098396][  T409] RDX: 00007ffeae1400da RSI: 000000000000000a RDI: 00007ffeae1400d0
[  103.106584][  T409] RBP: 00007ffeae1400d0 R08: 00000000ffffffff R09: 00007ffeae13fea0
[  103.114532][  T409] R10: 0000555555dc9ba3 R11: 0000000000000246 R12: 00007f7124b4d1f8
[  103.122621][  T409] R13: 00007ffeae141190 R14: 0000555555dc9b00 R15: 00007ffeae1411d0
[  103.130626][  T409] ---[ end trace 9d9feaabe727436c ]---
[  103.136323][  T409] ------------[ cut here ]------------
[  103.141912][  T409] WARNING: CPU: 1 PID: 409 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[  103.150893][  T409] Modules linked in:
[  103.154764][  T409] CPU: 1 PID: 409 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[  103.164733][  T409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  103.174867][  T409] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[  103.180502][  T409] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[  103.200110][  T409] RSP: 0018:ffffc90000837cf0 EFLAGS: 00010282
[  103.206174][  T409] RAX: 0000000000000000 RBX: 1ffff92000106fa5 RCX: 0000000000000040
[  103.214119][  T409] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[  103.222086][  T409] RBP: ffffc90000837db0 R08: 0000000000000000 R09: 0000000000000008
[  103.230058][  T409] R10: fffff52000106f91 R11: 0000000000000000 R12: ffffc90000837d48
[  103.238037][  T409] R13: 00000000fffffffe R14: dffffc0000000000 R15: ffff8881170e6fc0
[  103.246213][  T409] FS:  0000555555dc8400(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000
[  103.255331][  T409] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  103.261906][  T409] CR2: 000000c000702000 CR3: 000000010c7a3000 CR4: 00000000003506a0
[  103.270079][  T409] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  103.278229][  T409] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  103.286382][  T409] Call Trace:
[  103.289660][  T409]  ? namespace_unlock+0x331/0x3e0
[  103.294781][  T409]  ? kern_unmount+0x57/0xb0
[  103.299298][  T409]  ? clone_private_mount+0x300/0x300
[  103.304862][  T409]  ? dput+0xac/0x8a0
[  103.308767][  T409]  path_umount+0x684/0x1110
[  103.313263][  T409]  ? __detach_mounts+0x280/0x280
[  103.318441][  T409]  ? user_path_at_empty+0xa2/0xf0
[  103.323452][  T409]  __x64_sys_umount+0xfb/0x120
[  103.328223][  T409]  ? path_umount+0x1110/0x1110
[  103.332977][  T409]  ? fpregs_assert_state_consistent+0x49/0xb0
[  103.339144][  T409]  ? exit_to_user_mode_prepare+0x30/0xe0
[  103.344764][  T409]  do_syscall_64+0x32/0x80
[  103.349336][  T409]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  103.355232][  T409] RIP: 0033:0x7f7124af5557
[  103.359622][  T409] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  103.379329][  T409] RSP: 002b:00007ffeae140008 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[  103.387756][  T409] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7124af5557
[  103.395906][  T409] RDX: 00007ffeae1400da RSI: 000000000000000a RDI: 00007ffeae1400d0
[  103.404006][  T409] RBP: 00007ffeae1400d0 R08: 00000000ffffffff R09: 00007ffeae13fea0
[  103.412164][  T409] R10: 0000555555dc9ba3 R11: 0000000000000246 R12: 00007f7124b4d1f8
[  103.420426][  T409] R13: 00007ffeae141190 R14: 0000555555dc9b00 R15: 00007ffeae1411d0
[  103.428542][  T409] ---[ end trace 9d9feaabe727436d ]---
[  103.438754][  T881] FAULT_INJECTION: forcing a failure.
[  103.438754][  T881] name failslab, interval 1, probability 0, space 0, times 0
[  103.451428][  T881] CPU: 0 PID: 881 Comm: syz-executor.3 Tainted: G        W         5.10.117-syzkaller #0
[  103.461467][  T881] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  103.471690][  T881] Call Trace:
[  103.474956][  T881]  dump_stack_lvl+0x81/0xac
[  103.479449][  T881]  dump_stack+0x10/0x12
[  103.483663][  T881]  should_fail.cold+0x5/0xa
[  103.488146][  T881]  __should_failslab+0xb6/0x100
[  103.492969][  T881]  should_failslab+0x9/0x20
[  103.497465][  T881]  __kmalloc_track_caller+0x63/0x380
[  103.502786][  T881]  ? __kernfs_new_node+0xaa/0x640
[  103.507796][  T881]  kstrdup_const+0x45/0x70
[  103.512198][  T881]  __kernfs_new_node+0xaa/0x640
[  103.517133][  T881]  ? kernfs_dop_revalidate+0x370/0x370
[  103.522763][  T881]  ? snprintf+0x9e/0xd0
[  103.526909][  T881]  ? vsprintf+0x20/0x20
[  103.531068][  T881]  ? kernfs_fop_write_iter+0x2e4/0x460
[  103.536568][  T881]  ? __x64_sys_write+0x6e/0xb0
[  103.541310][  T881]  kernfs_new_node+0x79/0x110
[  103.546052][  T881]  ? __kasan_check_write+0x14/0x20
[  103.551139][  T881]  __kernfs_create_file+0x24/0x270
[  103.556239][  T881]  cgroup_addrm_files+0x2bd/0x810
[  103.561238][  T881]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[  103.566827][  T881]  ? __fprop_inc_percpu_max+0xf0/0xf0
[  103.572638][  T881]  ? __radix_tree_replace+0xd0/0x250
[  103.577903][  T881]  ? idr_replace+0x138/0x150
[  103.582616][  T881]  ? idr_get_next+0x130/0x130
[  103.587295][  T881]  css_populate_dir+0x17a/0x400
[  103.592338][  T881]  cgroup_apply_control_enable+0x3a7/0xd60
[  103.598151][  T881]  cgroup_subtree_control_write+0x6d9/0xad0
[  103.604286][  T881]  ? __mod_memcg_state.part.0+0xb2/0x270
[  103.610303][  T881]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[  103.616482][  T881]  cgroup_file_write+0x193/0x740
[  103.621397][  T881]  ? __kasan_check_write+0x14/0x20
[  103.626592][  T881]  ? cgroup_file_poll+0xd0/0xd0
[  103.631427][  T881]  ? __mutex_lock_slowpath+0x10/0x10
[  103.636701][  T881]  ? cgroup_file_poll+0xd0/0xd0
[  103.641525][  T881]  kernfs_fop_write_iter+0x2e4/0x460
[  103.646781][  T881]  new_sync_write+0x358/0x6d0
[  103.651425][  T881]  ? new_sync_read+0x6d0/0x6d0
[  103.656165][  T881]  ? fsnotify+0x1110/0x1110
[  103.660646][  T881]  ? rw_verify_area+0xc3/0x2b0
[  103.665390][  T881]  ? __fget_light.part.0+0x19d/0x330
[  103.670674][  T881]  vfs_write+0x4f5/0x750
[  103.675149][  T881]  ksys_write+0x111/0x210
[  103.679648][  T881]  ? __ia32_sys_read+0xa0/0xa0
[  103.684816][  T881]  ? debug_smp_processor_id+0x17/0x20
[  103.690432][  T881]  ? fpregs_assert_state_consistent+0x49/0xb0
[  103.696676][  T881]  __x64_sys_write+0x6e/0xb0
[  103.701330][  T881]  ? syscall_exit_to_user_mode+0x27/0x160
[  103.707023][  T881]  do_syscall_64+0x32/0x80
[  103.711602][  T881]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  103.717509][  T881] RIP: 0033:0x7faae37c10e9
[  103.721999][  T881] 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
[  103.742277][  T881] RSP: 002b:00007faae3737168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  103.751050][  T881] RAX: ffffffffffffffda RBX: 00007faae38d3f60 RCX: 00007faae37c10e9
[  103.759191][  T881] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[  103.767154][  T881] RBP: 00007faae37371d0 R08: 0000000000000000 R09: 0000000000000000
[  103.775365][  T881] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  103.783382][  T881] R13: 00007ffc4c31006f R14: 00007faae3737300 R15: 0000000000022000
[  103.792034][  T881] cgroup: cgroup_addrm_files: failed to add max, err=-12
[  103.846013][  T889] FAULT_INJECTION: forcing a failure.
[  103.846013][  T889] name failslab, interval 1, probability 0, space 0, times 0
[  103.858919][  T889] CPU: 0 PID: 889 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[  103.868898][  T889] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  103.879802][  T889] Call Trace:
[  103.883081][  T889]  dump_stack_lvl+0x81/0xac
[  103.887593][  T889]  dump_stack+0x10/0x12
[  103.891723][  T889]  should_fail.cold+0x5/0xa
[  103.896205][  T889]  __should_failslab+0xb6/0x100
[  103.901040][  T889]  should_failslab+0x9/0x20
[  103.905699][  T889]  __kmalloc_track_caller+0x63/0x380
[  103.911055][  T889]  ? __kernfs_new_node+0xaa/0x640
[  103.916315][  T889]  kstrdup_const+0x45/0x70
[  103.920702][  T889]  __kernfs_new_node+0xaa/0x640
[  103.925618][  T889]  ? kernfs_dop_revalidate+0x370/0x370
[  103.931048][  T889]  ? __this_cpu_preempt_check+0x13/0x20
[  103.936655][  T889]  ? snprintf+0x9e/0xd0
[  103.940782][  T889]  ? vsprintf+0x20/0x20
[  103.944913][  T889]  ? kernfs_fop_write_iter+0x2e4/0x460
[  103.950522][  T889]  ? __x64_sys_write+0x6e/0xb0
[  103.955256][  T889]  kernfs_new_node+0x79/0x110
[  103.959901][  T889]  ? __kasan_check_write+0x14/0x20
[  103.964989][  T889]  __kernfs_create_file+0x24/0x270
[  103.970069][  T889]  cgroup_addrm_files+0x2bd/0x810
[  103.975061][  T889]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[  103.980228][  T889]  ? __fprop_inc_percpu_max+0xf0/0xf0
[  103.985588][  T889]  ? __radix_tree_replace+0xd0/0x250
[  103.991017][  T889]  ? idr_replace+0x138/0x150
[  103.995751][  T889]  ? idr_get_next+0x130/0x130
[  104.000399][  T889]  css_populate_dir+0x17a/0x400
[  104.005221][  T889]  cgroup_apply_control_enable+0x3a7/0xd60
[  104.010995][  T889]  cgroup_subtree_control_write+0x6d9/0xad0
[  104.016969][  T889]  ? __mod_memcg_state.part.0+0xb2/0x270
[  104.022572][  T889]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[  104.028611][  T889]  cgroup_file_write+0x193/0x740
[  104.033521][  T889]  ? __kasan_check_write+0x14/0x20
[  104.038599][  T889]  ? cgroup_file_poll+0xd0/0xd0
[  104.043417][  T889]  ? __mutex_lock_slowpath+0x10/0x10
[  104.048673][  T889]  ? cgroup_file_poll+0xd0/0xd0
[  104.053493][  T889]  kernfs_fop_write_iter+0x2e4/0x460
[  104.058753][  T889]  new_sync_write+0x358/0x6d0
[  104.063400][  T889]  ? new_sync_read+0x6d0/0x6d0
[  104.068238][  T889]  ? fsnotify+0x1110/0x1110
[  104.072715][  T889]  ? rw_verify_area+0xc3/0x2b0
[  104.077473][  T889]  ? __fget_light.part.0+0x19d/0x330
[  104.082732][  T889]  vfs_write+0x4f5/0x750
[  104.086958][  T889]  ksys_write+0x111/0x210
[  104.091258][  T889]  ? __ia32_sys_read+0xa0/0xa0
[  104.096097][  T889]  ? debug_smp_processor_id+0x17/0x20
[  104.101636][  T889]  ? fpregs_assert_state_consistent+0x49/0xb0
[  104.107780][  T889]  __x64_sys_write+0x6e/0xb0
[  104.112443][  T889]  ? syscall_exit_to_user_mode+0x27/0x160
[  104.118226][  T889]  do_syscall_64+0x32/0x80
[  104.122678][  T889]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  104.128553][  T889] RIP: 0033:0x7f7124af40e9
[  104.132956][  T889] 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
[  104.152638][  T889] RSP: 002b:00007f7124a6a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  104.161023][  T889] RAX: ffffffffffffffda RBX: 00007f7124c06f60 RCX: 00007f7124af40e9
[  104.169147][  T889] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[  104.177099][  T889] RBP: 00007f7124a6a1d0 R08: 0000000000000000 R09: 0000000000000000
[  104.185115][  T889] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
2022/06/09 07:29:26 executed programs: 165
[  104.193228][  T889] R13: 00007ffeae140eaf R14: 00007f7124a6a300 R15: 0000000000022000
[  104.201692][  T889] cgroup: cgroup_addrm_files: failed to add max, err=-12
[  104.235468][  T884] FAULT_INJECTION: forcing a failure.
[  104.235468][  T884] name failslab, interval 1, probability 0, space 0, times 0
[  104.248196][  T884] CPU: 1 PID: 884 Comm: syz-executor.5 Tainted: G        W         5.10.117-syzkaller #0
[  104.258255][  T884] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  104.268306][  T884] Call Trace:
[  104.271666][  T884]  dump_stack_lvl+0x81/0xac
[  104.276251][  T884]  dump_stack+0x10/0x12
[  104.280454][  T884]  should_fail.cold+0x5/0xa
[  104.288730][  T884]  __should_failslab+0xb6/0x100
[  104.293559][  T884]  should_failslab+0x9/0x20
[  104.298288][  T884]  __kmalloc_track_caller+0x63/0x380
[  104.303558][  T884]  ? __kernfs_new_node+0xaa/0x640
[  104.308553][  T884]  kstrdup_const+0x45/0x70
[  104.312939][  T884]  __kernfs_new_node+0xaa/0x640
[  104.317768][  T884]  ? kernfs_dop_revalidate+0x370/0x370
[  104.323205][  T884]  ? snprintf+0x9e/0xd0
[  104.327536][  T884]  ? vsprintf+0x20/0x20
[  104.331760][  T884]  ? kernfs_fop_write_iter+0x2e4/0x460
[  104.337193][  T884]  ? __x64_sys_write+0x6e/0xb0
[  104.342535][  T884]  kernfs_new_node+0x79/0x110
[  104.347195][  T884]  ? __kasan_check_write+0x14/0x20
[  104.352272][  T884]  __kernfs_create_file+0x24/0x270
[  104.357381][  T884]  cgroup_addrm_files+0x2bd/0x810
[  104.362371][  T884]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[  104.367536][  T884]  ? __fprop_inc_percpu_max+0xf0/0xf0
[  104.372882][  T884]  ? __radix_tree_replace+0xd0/0x250
[  104.378134][  T884]  ? idr_replace+0x138/0x150
[  104.382870][  T884]  ? idr_get_next+0x130/0x130
[  104.387513][  T884]  css_populate_dir+0x17a/0x400
[  104.392330][  T884]  cgroup_apply_control_enable+0x3a7/0xd60
[  104.398103][  T884]  cgroup_subtree_control_write+0x6d9/0xad0
[  104.403972][  T884]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[  104.410006][  T884]  ? __schedule+0x6ec/0x1910
[  104.414560][  T884]  cgroup_file_write+0x193/0x740
[  104.419461][  T884]  ? __kasan_check_write+0x14/0x20
[  104.424539][  T884]  ? cgroup_file_poll+0xd0/0xd0
[  104.429358][  T884]  ? __mutex_lock_slowpath+0x10/0x10
[  104.434716][  T884]  ? cgroup_file_poll+0xd0/0xd0
[  104.439646][  T884]  kernfs_fop_write_iter+0x2e4/0x460
[  104.444901][  T884]  new_sync_write+0x358/0x6d0
[  104.449544][  T884]  ? ww_mutex_lock+0x1b0/0x1b0
[  104.454271][  T884]  ? new_sync_read+0x6d0/0x6d0
[  104.458999][  T884]  ? fsnotify+0x1110/0x1110
[  104.463467][  T884]  ? rw_verify_area+0xc3/0x2b0
[  104.468195][  T884]  ? __fget_light.part.0+0x19d/0x330
[  104.473455][  T884]  vfs_write+0x4f5/0x750
[  104.477675][  T884]  ksys_write+0x111/0x210
[  104.481970][  T884]  ? __ia32_sys_read+0xa0/0xa0
[  104.486698][  T884]  ? debug_smp_processor_id+0x17/0x20
[  104.492034][  T884]  ? fpregs_assert_state_consistent+0x49/0xb0
[  104.498074][  T884]  __x64_sys_write+0x6e/0xb0
[  104.502628][  T884]  ? syscall_exit_to_user_mode+0x27/0x160
[  104.508313][  T884]  do_syscall_64+0x32/0x80
[  104.512695][  T884]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  104.518552][  T884] RIP: 0033:0x7f9ceba820e9
[  104.522935][  T884] 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
[  104.542513][  T884] RSP: 002b:00007f9ceb9d7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  104.550910][  T884] RAX: ffffffffffffffda RBX: 00007f9cebb95030 RCX: 00007f9ceba820e9
[  104.558859][  T884] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[  104.566813][  T884] RBP: 00007f9ceb9d71d0 R08: 0000000000000000 R09: 0000000000000000
[  104.574767][  T884] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  104.582716][  T884] R13: 00007ffe138f92df R14: 00007f9ceb9d7300 R15: 0000000000022000
[  104.592616][  T884] cgroup: cgroup_addrm_files: failed to add max, err=-12
[  104.625477][  T868] FAULT_INJECTION: forcing a failure.
[  104.625477][  T868] name failslab, interval 1, probability 0, space 0, times 0
[  104.638143][  T868] CPU: 0 PID: 868 Comm: syz-executor.4 Tainted: G        W         5.10.117-syzkaller #0
[  104.647927][  T868] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  104.657964][  T868] Call Trace:
[  104.661238][  T868]  dump_stack_lvl+0x81/0xac
[  104.665729][  T868]  dump_stack+0x10/0x12
[  104.669865][  T868]  should_fail.cold+0x5/0xa
[  104.674426][  T868]  __should_failslab+0xb6/0x100
[  104.679247][  T868]  should_failslab+0x9/0x20
[  104.683724][  T868]  __kmalloc_track_caller+0x63/0x380
[  104.689004][  T868]  ? __kernfs_new_node+0xaa/0x640
[  104.693996][  T868]  kstrdup_const+0x45/0x70
[  104.698386][  T868]  __kernfs_new_node+0xaa/0x640
[  104.703204][  T868]  ? kernfs_dop_revalidate+0x370/0x370
[  104.708636][  T868]  ? __this_cpu_preempt_check+0x13/0x20
[  104.714160][  T868]  ? snprintf+0x9e/0xd0
[  104.718380][  T868]  ? vsprintf+0x20/0x20
[  104.722502][  T868]  ? kernfs_fop_write_iter+0x2e4/0x460
[  104.728019][  T868]  ? __x64_sys_write+0x6e/0xb0
[  104.732752][  T868]  kernfs_new_node+0x79/0x110
[  104.737399][  T868]  ? __kasan_check_write+0x14/0x20
[  104.742530][  T868]  __kernfs_create_file+0x24/0x270
[  104.747625][  T868]  cgroup_addrm_files+0x2bd/0x810
[  104.752614][  T868]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[  104.757778][  T868]  ? __fprop_inc_percpu_max+0xf0/0xf0
[  104.763117][  T868]  ? __radix_tree_replace+0xd0/0x250
[  104.768368][  T868]  ? idr_replace+0x138/0x150
[  104.772929][  T868]  ? idr_get_next+0x130/0x130
[  104.777571][  T868]  css_populate_dir+0x17a/0x400
[  104.782390][  T868]  cgroup_apply_control_enable+0x3a7/0xd60
[  104.788175][  T868]  cgroup_subtree_control_write+0x6d9/0xad0
[  104.794059][  T868]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[  104.800105][  T868]  ? __schedule+0x6ec/0x1910
[  104.804674][  T868]  cgroup_file_write+0x193/0x740
[  104.809590][  T868]  ? __kasan_check_write+0x14/0x20
[  104.814668][  T868]  ? cgroup_file_poll+0xd0/0xd0
[  104.819496][  T868]  ? __mutex_lock_slowpath+0x10/0x10
[  104.824748][  T868]  ? cgroup_file_poll+0xd0/0xd0
[  104.829567][  T868]  kernfs_fop_write_iter+0x2e4/0x460
[  104.834837][  T868]  new_sync_write+0x358/0x6d0
[  104.839480][  T868]  ? ww_mutex_lock+0x1b0/0x1b0
[  104.844210][  T868]  ? new_sync_read+0x6d0/0x6d0
[  104.848943][  T868]  ? fsnotify+0x1110/0x1110
[  104.853419][  T868]  ? rw_verify_area+0xc3/0x2b0
[  104.858148][  T868]  ? __fget_light.part.0+0x19d/0x330
[  104.863406][  T868]  vfs_write+0x4f5/0x750
[  104.867616][  T868]  ksys_write+0x111/0x210
[  104.872001][  T868]  ? __ia32_sys_read+0xa0/0xa0
[  104.876736][  T868]  ? debug_smp_processor_id+0x17/0x20
[  104.882078][  T868]  ? fpregs_assert_state_consistent+0x49/0xb0
[  104.888111][  T868]  __x64_sys_write+0x6e/0xb0
[  104.892773][  T868]  ? syscall_exit_to_user_mode+0x27/0x160
[  104.898461][  T868]  do_syscall_64+0x32/0x80
[  104.902844][  T868]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  104.908717][  T868] RIP: 0033:0x7f2a719c50e9
[  104.913103][  T868] 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
[  104.932674][  T868] RSP: 002b:00007f2a7191a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  104.941159][  T868] RAX: ffffffffffffffda RBX: 00007f2a71ad8030 RCX: 00007f2a719c50e9
[  104.951012][  T868] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[  104.958967][  T868] RBP: 00007f2a7191a1d0 R08: 0000000000000000 R09: 0000000000000000
[  104.966922][  T868] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  104.974977][  T868] R13: 00007ffca6c110df R14: 00007f2a7191a300 R15: 0000000000022000
[  104.983805][  T868] cgroup: cgroup_addrm_files: failed to add max, err=-12
[  105.025659][  T891] FAULT_INJECTION: forcing a failure.
[  105.025659][  T891] name failslab, interval 1, probability 0, space 0, times 0
[  105.038309][  T891] CPU: 0 PID: 891 Comm: syz-executor.3 Tainted: G        W         5.10.117-syzkaller #0
[  105.048097][  T891] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  105.058921][  T891] Call Trace:
[  105.062183][  T891]  dump_stack_lvl+0x81/0xac
[  105.066673][  T891]  dump_stack+0x10/0x12
[  105.070798][  T891]  should_fail.cold+0x5/0xa
[  105.075277][  T891]  __should_failslab+0xb6/0x100
[  105.080096][  T891]  should_failslab+0x9/0x20
[  105.084588][  T891]  __kmalloc_track_caller+0x63/0x380
[  105.089856][  T891]  ? __kernfs_new_node+0xaa/0x640
[  105.094855][  T891]  kstrdup_const+0x45/0x70
[  105.099575][  T891]  __kernfs_new_node+0xaa/0x640
[  105.104511][  T891]  ? kernfs_dop_revalidate+0x370/0x370
[  105.109953][  T891]  ? snprintf+0x9e/0xd0
[  105.114105][  T891]  ? vsprintf+0x20/0x20
[  105.118231][  T891]  ? kernfs_fop_write_iter+0x2e4/0x460
[  105.123661][  T891]  ? __x64_sys_write+0x6e/0xb0
[  105.128410][  T891]  kernfs_new_node+0x79/0x110
[  105.133064][  T891]  ? __kasan_check_write+0x14/0x20
[  105.139204][  T891]  __kernfs_create_file+0x24/0x270
[  105.144303][  T891]  cgroup_addrm_files+0x2bd/0x810
[  105.149302][  T891]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[  105.154492][  T891]  ? __fprop_inc_percpu_max+0xf0/0xf0
[  105.159841][  T891]  ? __radix_tree_replace+0xd0/0x250
[  105.165109][  T891]  ? idr_replace+0x138/0x150
[  105.169971][  T891]  ? idr_get_next+0x130/0x130
[  105.174637][  T891]  css_populate_dir+0x17a/0x400
[  105.179471][  T891]  cgroup_apply_control_enable+0x3a7/0xd60
[  105.185397][  T891]  cgroup_subtree_control_write+0x6d9/0xad0
[  105.191351][  T891]  ? __mod_memcg_state.part.0+0xb2/0x270
[  105.197342][  T891]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[  105.203394][  T891]  cgroup_file_write+0x193/0x740
[  105.208490][  T891]  ? __kasan_check_write+0x14/0x20
[  105.213803][  T891]  ? cgroup_file_poll+0xd0/0xd0
[  105.218769][  T891]  ? __mutex_lock_slowpath+0x10/0x10
[  105.224033][  T891]  ? cgroup_file_poll+0xd0/0xd0
[  105.228875][  T891]  kernfs_fop_write_iter+0x2e4/0x460
[  105.234251][  T891]  new_sync_write+0x358/0x6d0
[  105.238925][  T891]  ? new_sync_read+0x6d0/0x6d0
[  105.244142][  T891]  ? fsnotify+0x1110/0x1110
[  105.248619][  T891]  ? rw_verify_area+0xc3/0x2b0
[  105.253544][  T891]  ? __fget_light.part.0+0x19d/0x330
[  105.258809][  T891]  vfs_write+0x4f5/0x750
[  105.263031][  T891]  ksys_write+0x111/0x210
[  105.267342][  T891]  ? __ia32_sys_read+0xa0/0xa0
[  105.272104][  T891]  ? debug_smp_processor_id+0x17/0x20
[  105.277442][  T891]  ? fpregs_assert_state_consistent+0x49/0xb0
[  105.283477][  T891]  __x64_sys_write+0x6e/0xb0
[  105.288035][  T891]  ? syscall_exit_to_user_mode+0x27/0x160
[  105.294498][  T891]  do_syscall_64+0x32/0x80
[  105.298894][  T891]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  105.304761][  T891] RIP: 0033:0x7faae37c10e9
[  105.309166][  T891] 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
[  105.328874][  T891] RSP: 002b:00007faae3737168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  105.337265][  T891] RAX: ffffffffffffffda RBX: 00007faae38d3f60 RCX: 00007faae37c10e9
[  105.345295][  T891] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[  105.353640][  T891] RBP: 00007faae37371d0 R08: 0000000000000000 R09: 0000000000000000
[  105.361875][  T891] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  105.370608][  T891] R13: 00007ffc4c31006f R14: 00007faae3737300 R15: 0000000000022000
[  105.378814][  T891] cgroup: cgroup_addrm_files: failed to add max, err=-12
[  105.425719][  T897] FAULT_INJECTION: forcing a failure.
[  105.425719][  T897] name failslab, interval 1, probability 0, space 0, times 0
[  105.438448][  T897] CPU: 1 PID: 897 Comm: syz-executor.5 Tainted: G        W         5.10.117-syzkaller #0
[  105.448280][  T897] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  105.458317][  T897] Call Trace:
[  105.461579][  T897]  dump_stack_lvl+0x81/0xac
[  105.466051][  T897]  dump_stack+0x10/0x12
[  105.470183][  T897]  should_fail.cold+0x5/0xa
[  105.474665][  T897]  __should_failslab+0xb6/0x100
[  105.479576][  T897]  should_failslab+0x9/0x20
[  105.484159][  T897]  __kmalloc_track_caller+0x63/0x380
[  105.489429][  T897]  ? __kernfs_new_node+0xaa/0x640
[  105.494428][  T897]  kstrdup_const+0x45/0x70
[  105.498941][  T897]  __kernfs_new_node+0xaa/0x640
[  105.503774][  T897]  ? kernfs_dop_revalidate+0x370/0x370
[  105.509411][  T897]  ? snprintf+0x9e/0xd0
[  105.513927][  T897]  ? vsprintf+0x20/0x20
[  105.518368][  T897]  ? kernfs_fop_write_iter+0x2e4/0x460
[  105.523981][  T897]  ? __x64_sys_write+0x6e/0xb0
[  105.528986][  T897]  kernfs_new_node+0x79/0x110
[  105.533824][  T897]  ? __kasan_check_write+0x14/0x20
[  105.540997][  T897]  __kernfs_create_file+0x24/0x270
[  105.546180][  T897]  cgroup_addrm_files+0x2bd/0x810
[  105.551448][  T897]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[  105.556814][  T897]  ? __fprop_inc_percpu_max+0xf0/0xf0
[  105.562157][  T897]  ? __radix_tree_replace+0xd0/0x250
[  105.567412][  T897]  ? idr_replace+0x138/0x150
[  105.571969][  T897]  ? idr_get_next+0x130/0x130
[  105.576618][  T897]  css_populate_dir+0x17a/0x400
[  105.581441][  T897]  cgroup_apply_control_enable+0x3a7/0xd60
[  105.587229][  T897]  cgroup_subtree_control_write+0x6d9/0xad0
[  105.593107][  T897]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[  105.599157][  T897]  ? __schedule+0x6ec/0x1910
[  105.603726][  T897]  cgroup_file_write+0x193/0x740
[  105.608719][  T897]  ? __kasan_check_write+0x14/0x20
[  105.613800][  T897]  ? cgroup_file_poll+0xd0/0xd0
[  105.618765][  T897]  ? __mutex_lock_slowpath+0x10/0x10
[  105.624068][  T897]  ? cgroup_file_poll+0xd0/0xd0
[  105.628887][  T897]  kernfs_fop_write_iter+0x2e4/0x460
[  105.634145][  T897]  new_sync_write+0x358/0x6d0
[  105.638788][  T897]  ? ww_mutex_lock+0x1b0/0x1b0
[  105.643534][  T897]  ? new_sync_read+0x6d0/0x6d0
[  105.648271][  T897]  ? fsnotify+0x1110/0x1110
[  105.652740][  T897]  ? rw_verify_area+0xc3/0x2b0
[  105.657469][  T897]  ? __fget_light.part.0+0x19d/0x330
[  105.662720][  T897]  vfs_write+0x4f5/0x750
[  105.666929][  T897]  ksys_write+0x111/0x210
[  105.671224][  T897]  ? __ia32_sys_read+0xa0/0xa0
[  105.675969][  T897]  ? debug_smp_processor_id+0x17/0x20
[  105.681405][  T897]  ? fpregs_assert_state_consistent+0x49/0xb0
[  105.687455][  T897]  __x64_sys_write+0x6e/0xb0
[  105.692015][  T897]  ? syscall_exit_to_user_mode+0x27/0x160
[  105.697904][  T897]  do_syscall_64+0x32/0x80
[  105.702311][  T897]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  105.708176][  T897] RIP: 0033:0x7f9ceba820e9
[  105.712818][  T897] 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
[  105.732571][  T897] RSP: 002b:00007f9ceb9d7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  105.740955][  T897] RAX: ffffffffffffffda RBX: 00007f9cebb95030 RCX: 00007f9ceba820e9
[  105.748909][  T897] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[  105.756847][  T897] RBP: 00007f9ceb9d71d0 R08: 0000000000000000 R09: 0000000000000000
[  105.764796][  T897] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  105.772746][  T897] R13: 00007ffe138f92df R14: 00007f9ceb9d7300 R15: 0000000000022000
[  105.781594][  T897] cgroup: cgroup_addrm_files: failed to add max, err=-12
[  105.815566][  T878] FAULT_INJECTION: forcing a failure.
[  105.815566][  T878] name failslab, interval 1, probability 0, space 0, times 0
[  105.828365][  T878] CPU: 1 PID: 878 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[  105.838174][  T878] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  105.848208][  T878] Call Trace:
[  105.851680][  T878]  dump_stack_lvl+0x81/0xac
[  105.856343][  T878]  dump_stack+0x10/0x12
[  105.860468][  T878]  should_fail.cold+0x5/0xa
[  105.864945][  T878]  __should_failslab+0xb6/0x100
[  105.869855][  T878]  should_failslab+0x9/0x20
[  105.874432][  T878]  __kmalloc_track_caller+0x63/0x380
[  105.879704][  T878]  ? __kernfs_new_node+0xaa/0x640
[  105.884878][  T878]  kstrdup_const+0x45/0x70
[  105.889840][  T878]  __kernfs_new_node+0xaa/0x640
[  105.894766][  T878]  ? kernfs_dop_revalidate+0x370/0x370
[  105.900204][  T878]  ? snprintf+0x9e/0xd0
[  105.904551][  T878]  ? vsprintf+0x20/0x20
[  105.908703][  T878]  ? kernfs_fop_write_iter+0x2e4/0x460
[  105.914228][  T878]  ? __x64_sys_write+0x6e/0xb0
[  105.918972][  T878]  kernfs_new_node+0x79/0x110
[  105.923627][  T878]  ? __kasan_check_write+0x14/0x20
[  105.928704][  T878]  __kernfs_create_file+0x24/0x270
[  105.933783][  T878]  cgroup_addrm_files+0x2bd/0x810
[  105.938772][  T878]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[  105.943932][  T878]  ? __fprop_inc_percpu_max+0xf0/0xf0
[  105.949268][  T878]  ? __radix_tree_replace+0xd0/0x250
[  105.954530][  T878]  ? idr_replace+0x138/0x150
[  105.959226][  T878]  ? idr_get_next+0x130/0x130
[  105.963873][  T878]  css_populate_dir+0x17a/0x400
[  105.968688][  T878]  cgroup_apply_control_enable+0x3a7/0xd60
[  105.974456][  T878]  cgroup_subtree_control_write+0x6d9/0xad0
[  105.980336][  T878]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[  105.986546][  T878]  ? __schedule+0x6ec/0x1910
[  105.991114][  T878]  cgroup_file_write+0x193/0x740
[  105.996020][  T878]  ? __kasan_check_write+0x14/0x20
[  106.001183][  T878]  ? cgroup_file_poll+0xd0/0xd0
[  106.006002][  T878]  ? __mutex_lock_slowpath+0x10/0x10
[  106.011271][  T878]  ? cgroup_file_poll+0xd0/0xd0
[  106.016104][  T878]  kernfs_fop_write_iter+0x2e4/0x460
[  106.021471][  T878]  new_sync_write+0x358/0x6d0
[  106.026150][  T878]  ? ww_mutex_lock+0x1b0/0x1b0
[  106.030883][  T878]  ? new_sync_read+0x6d0/0x6d0
[  106.035763][  T878]  ? fsnotify+0x1110/0x1110
[  106.040329][  T878]  ? rw_verify_area+0xc3/0x2b0
[  106.045076][  T878]  ? __fget_light.part.0+0x19d/0x330
[  106.050331][  T878]  vfs_write+0x4f5/0x750
[  106.054554][  T878]  ksys_write+0x111/0x210
[  106.058850][  T878]  ? __ia32_sys_read+0xa0/0xa0
[  106.063589][  T878]  ? debug_smp_processor_id+0x17/0x20
[  106.068931][  T878]  ? fpregs_assert_state_consistent+0x49/0xb0
[  106.074997][  T878]  __x64_sys_write+0x6e/0xb0
[  106.079557][  T878]  ? syscall_exit_to_user_mode+0x27/0x160
[  106.085330][  T878]  do_syscall_64+0x32/0x80
[  106.089717][  T878]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  106.095578][  T878] RIP: 0033:0x7fb841a360e9
[  106.099960][  T878] 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
[  106.119622][  T878] RSP: 002b:00007fb84198b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  106.128191][  T878] RAX: ffffffffffffffda RBX: 00007fb841b49030 RCX: 00007fb841a360e9
[  106.136137][  T878] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[  106.144136][  T878] RBP: 00007fb84198b1d0 R08: 0000000000000000 R09: 0000000000000000
[  106.152093][  T878] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  106.160045][  T878] R13: 00007ffdd2c6dfbf R14: 00007fb84198b300 R15: 0000000000022000
[  106.169543][  T878] cgroup: cgroup_addrm_files: failed to add max, err=-12
[  106.205638][  T894] FAULT_INJECTION: forcing a failure.
[  106.205638][  T894] name failslab, interval 1, probability 0, space 0, times 0
[  106.218305][  T894] CPU: 1 PID: 894 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[  106.228173][  T894] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  106.238349][  T894] Call Trace:
[  106.241618][  T894]  dump_stack_lvl+0x81/0xac
[  106.246200][  T894]  dump_stack+0x10/0x12
[  106.250344][  T894]  should_fail.cold+0x5/0xa
[  106.254822][  T894]  __should_failslab+0xb6/0x100
[  106.259651][  T894]  should_failslab+0x9/0x20
[  106.264248][  T894]  __kmalloc_track_caller+0x63/0x380
[  106.269503][  T894]  ? __kernfs_new_node+0xaa/0x640
[  106.274520][  T894]  kstrdup_const+0x45/0x70
[  106.279015][  T894]  __kernfs_new_node+0xaa/0x640
[  106.283846][  T894]  ? kernfs_dop_revalidate+0x370/0x370
[  106.289448][  T894]  ? snprintf+0x9e/0xd0
[  106.293593][  T894]  ? vsprintf+0x20/0x20
[  106.297720][  T894]  ? kernfs_fop_write_iter+0x2e4/0x460
[  106.303153][  T894]  ? __x64_sys_write+0x6e/0xb0
[  106.307980][  T894]  kernfs_new_node+0x79/0x110
[  106.312721][  T894]  ? __kasan_check_write+0x14/0x20
[  106.317818][  T894]  __kernfs_create_file+0x24/0x270
[  106.322921][  T894]  cgroup_addrm_files+0x2bd/0x810
[  106.327935][  T894]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[  106.333121][  T894]  ? __fprop_inc_percpu_max+0xf0/0xf0
[  106.338500][  T894]  ? __radix_tree_replace+0xd0/0x250
[  106.343757][  T894]  ? idr_replace+0x138/0x150
[  106.348315][  T894]  ? idr_get_next+0x130/0x130
[  106.352964][  T894]  css_populate_dir+0x17a/0x400
[  106.357873][  T894]  cgroup_apply_control_enable+0x3a7/0xd60
[  106.363684][  T894]  cgroup_subtree_control_write+0x6d9/0xad0
[  106.369549][  T894]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[  106.375592][  T894]  ? __schedule+0x6ec/0x1910
[  106.380326][  T894]  cgroup_file_write+0x193/0x740
[  106.385271][  T894]  ? __kasan_check_write+0x14/0x20
[  106.390355][  T894]  ? cgroup_file_poll+0xd0/0xd0
[  106.395188][  T894]  ? __mutex_lock_slowpath+0x10/0x10
[  106.400537][  T894]  ? cgroup_file_poll+0xd0/0xd0
[  106.405356][  T894]  kernfs_fop_write_iter+0x2e4/0x460
[  106.410607][  T894]  new_sync_write+0x358/0x6d0
[  106.415252][  T894]  ? ww_mutex_lock+0x1b0/0x1b0
[  106.419987][  T894]  ? new_sync_read+0x6d0/0x6d0
[  106.424921][  T894]  ? fsnotify+0x1110/0x1110
[  106.429390][  T894]  ? rw_verify_area+0xc3/0x2b0
[  106.434117][  T894]  ? __fget_light.part.0+0x19d/0x330
[  106.439380][  T894]  vfs_write+0x4f5/0x750
[  106.443617][  T894]  ksys_write+0x111/0x210
[  106.448008][  T894]  ? __ia32_sys_read+0xa0/0xa0
[  106.452739][  T894]  ? debug_smp_processor_id+0x17/0x20
[  106.458084][  T894]  ? fpregs_assert_state_consistent+0x49/0xb0
[  106.464133][  T894]  __x64_sys_write+0x6e/0xb0
[  106.468690][  T894]  ? syscall_exit_to_user_mode+0x27/0x160
[  106.474382][  T894]  do_syscall_64+0x32/0x80
[  106.478763][  T894]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  106.484623][  T894] RIP: 0033:0x7f7124af40e9
[  106.489019][  T894] 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
[  106.508598][  T894] RSP: 002b:00007f7124a49168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  106.516980][  T894] RAX: ffffffffffffffda RBX: 00007f7124c07030 RCX: 00007f7124af40e9
[  106.524940][  T894] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[  106.533345][  T894] RBP: 00007f7124a491d0 R08: 0000000000000000 R09: 0000000000000000
[  106.541379][  T894] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  106.549418][  T894] R13: 00007ffeae140eaf R14: 00007f7124a49300 R15: 0000000000022000
[  106.558352][  T894] cgroup: cgroup_addrm_files: failed to add max, err=-12
[  106.615527][  T879] FAULT_INJECTION: forcing a failure.
[  106.615527][  T879] name failslab, interval 1, probability 0, space 0, times 0
[  106.628201][  T879] CPU: 1 PID: 879 Comm: syz-executor.0 Tainted: G        W         5.10.117-syzkaller #0
[  106.637977][  T879] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  106.648005][  T879] Call Trace:
[  106.651296][  T879]  dump_stack_lvl+0x81/0xac
[  106.655868][  T879]  dump_stack+0x10/0x12
[  106.659992][  T879]  should_fail.cold+0x5/0xa
[  106.664461][  T879]  __should_failslab+0xb6/0x100
[  106.669294][  T879]  should_failslab+0x9/0x20
[  106.673858][  T879]  __kmalloc_track_caller+0x63/0x380
[  106.679123][  T879]  ? __kernfs_new_node+0xaa/0x640
[  106.684112][  T879]  kstrdup_const+0x45/0x70
[  106.688677][  T879]  __kernfs_new_node+0xaa/0x640
[  106.693615][  T879]  ? kernfs_dop_revalidate+0x370/0x370
[  106.699229][  T879]  ? snprintf+0x9e/0xd0
[  106.703457][  T879]  ? vsprintf+0x20/0x20
[  106.707582][  T879]  ? kernfs_fop_write_iter+0x2e4/0x460
[  106.713187][  T879]  ? __x64_sys_write+0x6e/0xb0
[  106.717929][  T879]  kernfs_new_node+0x79/0x110
[  106.722585][  T879]  ? __kasan_check_write+0x14/0x20
[  106.727661][  T879]  __kernfs_create_file+0x24/0x270
[  106.732754][  T879]  cgroup_addrm_files+0x2bd/0x810
[  106.737830][  T879]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[  106.743254][  T879]  ? __fprop_inc_percpu_max+0xf0/0xf0
[  106.748686][  T879]  ? __radix_tree_replace+0xd0/0x250
[  106.753940][  T879]  ? idr_replace+0x138/0x150
[  106.758719][  T879]  ? idr_get_next+0x130/0x130
[  106.763365][  T879]  css_populate_dir+0x17a/0x400
[  106.768185][  T879]  cgroup_apply_control_enable+0x3a7/0xd60
[  106.773973][  T879]  cgroup_subtree_control_write+0x6d9/0xad0
[  106.779836][  T879]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[  106.785964][  T879]  ? __schedule+0x6ec/0x1910
[  106.790545][  T879]  cgroup_file_write+0x193/0x740
[  106.795756][  T879]  ? __kasan_check_write+0x14/0x20
[  106.800837][  T879]  ? cgroup_file_poll+0xd0/0xd0
[  106.805668][  T879]  ? __mutex_lock_slowpath+0x10/0x10
[  106.811011][  T879]  ? cgroup_file_poll+0xd0/0xd0
[  106.816398][  T879]  kernfs_fop_write_iter+0x2e4/0x460
[  106.821743][  T879]  new_sync_write+0x358/0x6d0
[  106.826507][  T879]  ? ww_mutex_lock+0x1b0/0x1b0
[  106.831648][  T879]  ? new_sync_read+0x6d0/0x6d0
[  106.836500][  T879]  ? fsnotify+0x1110/0x1110
[  106.841154][  T879]  ? rw_verify_area+0xc3/0x2b0
[  106.845994][  T879]  ? __fget_light.part.0+0x19d/0x330
[  106.851296][  T879]  vfs_write+0x4f5/0x750
[  106.855626][  T879]  ksys_write+0x111/0x210
[  106.859941][  T879]  ? __ia32_sys_read+0xa0/0xa0
[  106.864870][  T879]  ? debug_smp_processor_id+0x17/0x20
[  106.870239][  T879]  ? fpregs_assert_state_consistent+0x49/0xb0
[  106.876851][  T879]  __x64_sys_write+0x6e/0xb0
[  106.881526][  T879]  ? syscall_exit_to_user_mode+0x27/0x160
[  106.888292][  T879]  do_syscall_64+0x32/0x80
[  106.892858][  T879]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  106.898961][  T879] RIP: 0033:0x7f391e8210e9
[  106.903356][  T879] 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
[  106.923204][  T879] RSP: 002b:00007f391e776168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  106.931690][  T879] RAX: ffffffffffffffda RBX: 00007f391e934030 RCX: 00007f391e8210e9
[  106.939718][  T879] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[  106.947762][  T879] RBP: 00007f391e7761d0 R08: 0000000000000000 R09: 0000000000000000
[  106.956090][  T879] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  106.964855][  T879] R13: 00007fffeff857af R14: 00007f391e776300 R15: 0000000000022000
[  106.974246][  T879] cgroup: cgroup_addrm_files: failed to add max, err=-12
[  107.015795][  T911] FAULT_INJECTION: forcing a failure.
[  107.015795][  T911] name failslab, interval 1, probability 0, space 0, times 0
[  107.029077][  T911] CPU: 0 PID: 911 Comm: syz-executor.0 Tainted: G        W         5.10.117-syzkaller #0
[  107.038959][  T911] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  107.049092][  T911] Call Trace:
[  107.052542][  T911]  dump_stack_lvl+0x81/0xac
[  107.057041][  T911]  dump_stack+0x10/0x12
[  107.061264][  T911]  should_fail.cold+0x5/0xa
[  107.065836][  T911]  __should_failslab+0xb6/0x100
[  107.070804][  T911]  should_failslab+0x9/0x20
[  107.075282][  T911]  __kmalloc_track_caller+0x63/0x380
[  107.080560][  T911]  ? __kernfs_new_node+0xaa/0x640
[  107.085643][  T911]  kstrdup_const+0x45/0x70
[  107.090045][  T911]  __kernfs_new_node+0xaa/0x640
[  107.094992][  T911]  ? kernfs_dop_revalidate+0x370/0x370
[  107.100547][  T911]  ? __this_cpu_preempt_check+0x13/0x20
[  107.106267][  T911]  ? snprintf+0x9e/0xd0
[  107.110403][  T911]  ? vsprintf+0x20/0x20
[  107.114595][  T911]  ? kernfs_fop_write_iter+0x2e4/0x460
[  107.120034][  T911]  ? __x64_sys_write+0x6e/0xb0
[  107.124797][  T911]  kernfs_new_node+0x79/0x110
[  107.129574][  T911]  ? __kasan_check_write+0x14/0x20
[  107.134673][  T911]  __kernfs_create_file+0x24/0x270
[  107.139766][  T911]  cgroup_addrm_files+0x2bd/0x810
[  107.144772][  T911]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[  107.149955][  T911]  ? __fprop_inc_percpu_max+0xf0/0xf0
[  107.155302][  T911]  ? __radix_tree_replace+0xd0/0x250
[  107.160570][  T911]  ? idr_replace+0x138/0x150
[  107.165130][  T911]  ? idr_get_next+0x130/0x130
[  107.169781][  T911]  css_populate_dir+0x17a/0x400
[  107.174605][  T911]  cgroup_apply_control_enable+0x3a7/0xd60
[  107.180389][  T911]  cgroup_subtree_control_write+0x6d9/0xad0
[  107.186340][  T911]  ? __mod_memcg_state.part.0+0xb2/0x270
[  107.191942][  T911]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[  107.198246][  T911]  cgroup_file_write+0x193/0x740
[  107.203153][  T911]  ? __kasan_check_write+0x14/0x20
[  107.208233][  T911]  ? cgroup_file_poll+0xd0/0xd0
[  107.213224][  T911]  ? __mutex_lock_slowpath+0x10/0x10
[  107.218612][  T911]  ? cgroup_file_poll+0xd0/0xd0
[  107.223444][  T911]  kernfs_fop_write_iter+0x2e4/0x460
[  107.228717][  T911]  new_sync_write+0x358/0x6d0
[  107.233364][  T911]  ? new_sync_read+0x6d0/0x6d0
[  107.238097][  T911]  ? fsnotify+0x1110/0x1110
[  107.242592][  T911]  ? rw_verify_area+0xc3/0x2b0
[  107.247412][  T911]  ? __fget_light.part.0+0x19d/0x330
[  107.252665][  T911]  vfs_write+0x4f5/0x750
[  107.256884][  T911]  ksys_write+0x111/0x210
[  107.261181][  T911]  ? __ia32_sys_read+0xa0/0xa0
[  107.266018][  T911]  ? debug_smp_processor_id+0x17/0x20
[  107.271363][  T911]  ? fpregs_assert_state_consistent+0x49/0xb0
[  107.277406][  T911]  __x64_sys_write+0x6e/0xb0
[  107.281970][  T911]  ? syscall_exit_to_user_mode+0x27/0x160
[  107.287767][  T911]  do_syscall_64+0x32/0x80
[  107.292194][  T911]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  107.298076][  T911] RIP: 0033:0x7f391e8210e9
[  107.302554][  T911] 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
[  107.322222][  T911] RSP: 002b:00007f391e797168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  107.330707][  T911] RAX: ffffffffffffffda RBX: 00007f391e933f60 RCX: 00007f391e8210e9
[  107.339201][  T911] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[  107.347261][  T911] RBP: 00007f391e7971d0 R08: 0000000000000000 R09: 0000000000000000
[  107.355327][  T911] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  107.363382][  T911] R13: 00007fffeff857af R14: 00007f391e797300 R15: 0000000000022000
[  107.371696][  T911] cgroup: cgroup_addrm_files: failed to add max, err=-12
[  107.405562][  T908] FAULT_INJECTION: forcing a failure.
[  107.405562][  T908] name failslab, interval 1, probability 0, space 0, times 0
[  107.418231][  T908] CPU: 1 PID: 908 Comm: syz-executor.2 Tainted: G        W         5.10.117-syzkaller #0
[  107.428179][  T908] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  107.438311][  T908] Call Trace:
[  107.441573][  T908]  dump_stack_lvl+0x81/0xac
[  107.446048][  T908]  dump_stack+0x10/0x12
[  107.450210][  T908]  should_fail.cold+0x5/0xa
[  107.454686][  T908]  ? cgroup_exit_cftypes+0x150/0x150
[  107.459945][  T908]  ? percpu_ref_init+0xb6/0x300
[  107.464763][  T908]  __should_failslab+0xb6/0x100
[  107.469595][  T908]  should_failslab+0x9/0x20
[  107.474069][  T908]  kmem_cache_alloc_trace+0x2d/0x520
[  107.479422][  T908]  ? cgroup_exit_cftypes+0x150/0x150
[  107.484675][  T908]  percpu_ref_init+0xb6/0x300
[  107.489410][  T908]  cgroup_apply_control_enable+0x464/0xd60
[  107.495213][  T908]  cgroup_subtree_control_write+0x6d9/0xad0
[  107.501199][  T908]  ? __mod_memcg_state.part.0+0xb2/0x270
[  107.506812][  T908]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[  107.512964][  T908]  cgroup_file_write+0x193/0x740
[  107.517910][  T908]  ? __kasan_check_write+0x14/0x20
[  107.523004][  T908]  ? cgroup_file_poll+0xd0/0xd0
[  107.527828][  T908]  ? __mutex_lock_slowpath+0x10/0x10
[  107.533092][  T908]  ? cgroup_file_poll+0xd0/0xd0
[  107.537916][  T908]  kernfs_fop_write_iter+0x2e4/0x460
[  107.543171][  T908]  new_sync_write+0x358/0x6d0
[  107.547819][  T908]  ? new_sync_read+0x6d0/0x6d0
[  107.552565][  T908]  ? fsnotify+0x1110/0x1110
[  107.557131][  T908]  ? rw_verify_area+0xc3/0x2b0
[  107.561864][  T908]  ? __fget_light.part.0+0x19d/0x330
[  107.567123][  T908]  vfs_write+0x4f5/0x750
[  107.571344][  T908]  ksys_write+0x111/0x210
[  107.575656][  T908]  ? __ia32_sys_read+0xa0/0xa0
[  107.580482][  T908]  ? debug_smp_processor_id+0x17/0x20
[  107.585916][  T908]  ? fpregs_assert_state_consistent+0x49/0xb0
[  107.591962][  T908]  __x64_sys_write+0x6e/0xb0
[  107.596531][  T908]  ? syscall_exit_to_user_mode+0x27/0x160
[  107.602227][  T908]  do_syscall_64+0x32/0x80
[  107.606612][  T908]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  107.612476][  T908] RIP: 0033:0x7f7124af40e9
[  107.617016][  T908] 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
[  107.636705][  T908] RSP: 002b:00007f7124a6a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  107.645302][  T908] RAX: ffffffffffffffda RBX: 00007f7124c06f60 RCX: 00007f7124af40e9
[  107.653694][  T908] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[  107.661667][  T908] RBP: 00007f7124a6a1d0 R08: 0000000000000000 R09: 0000000000000000
[  107.669700][  T908] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  107.677730][  T908] R13: 00007ffeae140eaf R14: 00007f7124a6a300 R15: 0000000000022000
[  107.725551][  T900] FAULT_INJECTION: forcing a failure.
[  107.725551][  T900] name failslab, interval 1, probability 0, space 0, times 0
[  107.738413][  T900] CPU: 1 PID: 900 Comm: syz-executor.4 Tainted: G        W         5.10.117-syzkaller #0
[  107.748825][  T900] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  107.758874][  T900] Call Trace:
[  107.762234][  T900]  dump_stack_lvl+0x81/0xac
[  107.767031][  T900]  dump_stack+0x10/0x12
[  107.771278][  T900]  should_fail.cold+0x5/0xa
[  107.775869][  T900]  __should_failslab+0xb6/0x100
[  107.780700][  T900]  should_failslab+0x9/0x20
[  107.785297][  T900]  __kmalloc_track_caller+0x63/0x380
[  107.790560][  T900]  ? __kernfs_new_node+0xaa/0x640
[  107.795569][  T900]  kstrdup_const+0x45/0x70
[  107.799965][  T900]  __kernfs_new_node+0xaa/0x640
[  107.804786][  T900]  ? kernfs_dop_revalidate+0x370/0x370
[  107.810214][  T900]  ? snprintf+0x9e/0xd0
[  107.814349][  T900]  ? vsprintf+0x20/0x20
[  107.818718][  T900]  ? kernfs_fop_write_iter+0x2e4/0x460
[  107.824346][  T900]  ? __x64_sys_write+0x6e/0xb0
[  107.829091][  T900]  kernfs_new_node+0x79/0x110
[  107.833753][  T900]  ? __kasan_check_write+0x14/0x20
[  107.838925][  T900]  __kernfs_create_file+0x24/0x270
[  107.844016][  T900]  cgroup_addrm_files+0x2bd/0x810
[  107.849011][  T900]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[  107.854188][  T900]  ? __fprop_inc_percpu_max+0xf0/0xf0
[  107.859530][  T900]  ? __radix_tree_replace+0xd0/0x250
[  107.864872][  T900]  ? idr_replace+0x138/0x150
[  107.869518][  T900]  ? idr_get_next+0x130/0x130
[  107.874271][  T900]  css_populate_dir+0x17a/0x400
[  107.879093][  T900]  cgroup_apply_control_enable+0x3a7/0xd60
[  107.884867][  T900]  cgroup_subtree_control_write+0x6d9/0xad0
[  107.890825][  T900]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[  107.896868][  T900]  ? __schedule+0x6ec/0x1910
[  107.901429][  T900]  cgroup_file_write+0x193/0x740
[  107.906345][  T900]  ? __kasan_check_write+0x14/0x20
[  107.911425][  T900]  ? cgroup_file_poll+0xd0/0xd0
[  107.916239][  T900]  ? __mutex_lock_slowpath+0x10/0x10
[  107.921488][  T900]  ? cgroup_file_poll+0xd0/0xd0
[  107.926310][  T900]  kernfs_fop_write_iter+0x2e4/0x460
[  107.931566][  T900]  new_sync_write+0x358/0x6d0
[  107.936208][  T900]  ? ww_mutex_lock+0x1b0/0x1b0
[  107.940945][  T900]  ? new_sync_read+0x6d0/0x6d0
[  107.949042][  T900]  ? fsnotify+0x1110/0x1110
[  107.953533][  T900]  ? rw_verify_area+0xc3/0x2b0
[  107.958406][  T900]  ? __fget_light.part.0+0x19d/0x330
[  107.963706][  T900]  vfs_write+0x4f5/0x750
[  107.967927][  T900]  ksys_write+0x111/0x210
[  107.977980][  T900]  ? __ia32_sys_read+0xa0/0xa0
[  107.982723][  T900]  ? debug_smp_processor_id+0x17/0x20
[  107.988162][  T900]  ? fpregs_assert_state_consistent+0x49/0xb0
[  107.994363][  T900]  __x64_sys_write+0x6e/0xb0
[  107.998947][  T900]  ? syscall_exit_to_user_mode+0x27/0x160
[  108.005230][  T900]  do_syscall_64+0x32/0x80
[  108.009640][  T900]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  108.015612][  T900] RIP: 0033:0x7f2a719c50e9
[  108.020092][  T900] 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
[  108.040756][  T900] RSP: 002b:00007f2a7191a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  108.049245][  T900] RAX: ffffffffffffffda RBX: 00007f2a71ad8030 RCX: 00007f2a719c50e9
[  108.057441][  T900] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[  108.065904][  T900] RBP: 00007f2a7191a1d0 R08: 0000000000000000 R09: 0000000000000000
[  108.074111][  T900] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  108.083176][  T900] R13: 00007ffca6c110df R14: 00007f2a7191a300 R15: 0000000000022000
[  108.092718][  T900] cgroup: cgroup_addrm_files: failed to add max, err=-12
[  108.125481][  T902] FAULT_INJECTION: forcing a failure.
[  108.125481][  T902] name failslab, interval 1, probability 0, space 0, times 0
[  108.138209][  T902] CPU: 0 PID: 902 Comm: syz-executor.3 Tainted: G        W         5.10.117-syzkaller #0
[  108.148813][  T902] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  108.159753][  T902] Call Trace:
[  108.163573][  T902]  dump_stack_lvl+0x81/0xac
[  108.168154][  T902]  dump_stack+0x10/0x12
[  108.172556][  T902]  should_fail.cold+0x5/0xa
[  108.177049][  T902]  __should_failslab+0xb6/0x100
[  108.182054][  T902]  should_failslab+0x9/0x20
[  108.186616][  T902]  __kmalloc_track_caller+0x63/0x380
[  108.192464][  T902]  ? __kernfs_new_node+0xaa/0x640
[  108.197558][  T902]  kstrdup_const+0x45/0x70
[  108.201950][  T902]  __kernfs_new_node+0xaa/0x640
[  108.207300][  T902]  ? kernfs_dop_revalidate+0x370/0x370
[  108.213349][  T902]  ? snprintf+0x9e/0xd0
[  108.217735][  T902]  ? vsprintf+0x20/0x20
[  108.221945][  T902]  ? kernfs_fop_write_iter+0x2e4/0x460
[  108.227485][  T902]  ? __x64_sys_write+0x6e/0xb0
[  108.232504][  T902]  kernfs_new_node+0x79/0x110
[  108.237245][  T902]  ? __kasan_check_write+0x14/0x20
[  108.242577][  T902]  __kernfs_create_file+0x24/0x270
[  108.248056][  T902]  cgroup_addrm_files+0x2bd/0x810
[  108.253059][  T902]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[  108.258228][  T902]  ? __fprop_inc_percpu_max+0xf0/0xf0
[  108.263655][  T902]  ? __radix_tree_replace+0xd0/0x250
[  108.269353][  T902]  ? idr_replace+0x138/0x150
[  108.274084][  T902]  ? idr_get_next+0x130/0x130
[  108.278915][  T902]  css_populate_dir+0x17a/0x400
[  108.283737][  T902]  cgroup_apply_control_enable+0x3a7/0xd60
[  108.289822][  T902]  cgroup_subtree_control_write+0x6d9/0xad0
[  108.295691][  T902]  ? __mod_memcg_state.part.0+0xb2/0x270
[  108.301306][  T902]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[  108.307522][  T902]  cgroup_file_write+0x193/0x740
[  108.312430][  T902]  ? __kasan_check_write+0x14/0x20
[  108.317518][  T902]  ? cgroup_file_poll+0xd0/0xd0
[  108.322427][  T902]  ? __mutex_lock_slowpath+0x10/0x10
[  108.327679][  T902]  ? cgroup_file_poll+0xd0/0xd0
[  108.332495][  T902]  kernfs_fop_write_iter+0x2e4/0x460
[  108.337838][  T902]  new_sync_write+0x358/0x6d0
[  108.342481][  T902]  ? new_sync_read+0x6d0/0x6d0
[  108.347215][  T902]  ? fsnotify+0x1110/0x1110
[  108.351861][  T902]  ? rw_verify_area+0xc3/0x2b0
[  108.356600][  T902]  ? __fget_light.part.0+0x19d/0x330
[  108.361859][  T902]  vfs_write+0x4f5/0x750
[  108.366080][  T902]  ksys_write+0x111/0x210
[  108.370380][  T902]  ? __ia32_sys_read+0xa0/0xa0
[  108.375291][  T902]  ? debug_smp_processor_id+0x17/0x20
[  108.380630][  T902]  ? fpregs_assert_state_consistent+0x49/0xb0
[  108.386748][  T902]  __x64_sys_write+0x6e/0xb0
[  108.391304][  T902]  ? syscall_exit_to_user_mode+0x27/0x160
[  108.396990][  T902]  do_syscall_64+0x32/0x80
[  108.401472][  T902]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  108.407420][  T902] RIP: 0033:0x7faae37c10e9
[  108.411805][  T902] 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
[  108.431554][  T902] RSP: 002b:00007faae3737168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  108.440019][  T902] RAX: ffffffffffffffda RBX: 00007faae38d3f60 RCX: 00007faae37c10e9
[  108.447959][  T902] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[  108.455908][  T902] RBP: 00007faae37371d0 R08: 0000000000000000 R09: 0000000000000000
[  108.463939][  T902] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  108.471876][  T902] R13: 00007ffc4c31006f R14: 00007faae3737300 R15: 0000000000022000
[  108.481603][  T902] cgroup: cgroup_addrm_files: failed to add max, err=-12
[  108.515431][  T905] FAULT_INJECTION: forcing a failure.
[  108.515431][  T905] name failslab, interval 1, probability 0, space 0, times 0
[  108.528216][  T905] CPU: 1 PID: 905 Comm: syz-executor.5 Tainted: G        W         5.10.117-syzkaller #0
[  108.538373][  T905] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  108.548409][  T905] Call Trace:
[  108.551674][  T905]  dump_stack_lvl+0x81/0xac
[  108.556201][  T905]  dump_stack+0x10/0x12
[  108.560339][  T905]  should_fail.cold+0x5/0xa
[  108.564819][  T905]  __should_failslab+0xb6/0x100
[  108.569645][  T905]  should_failslab+0x9/0x20
[  108.574136][  T905]  __kmalloc_track_caller+0x63/0x380
[  108.579398][  T905]  ? __kernfs_new_node+0xaa/0x640
[  108.584490][  T905]  kstrdup_const+0x45/0x70
[  108.588884][  T905]  __kernfs_new_node+0xaa/0x640
[  108.593700][  T905]  ? kernfs_dop_revalidate+0x370/0x370
[  108.599161][  T905]  ? __this_cpu_preempt_check+0x13/0x20
[  108.604680][  T905]  ? snprintf+0x9e/0xd0
[  108.608808][  T905]  ? vsprintf+0x20/0x20
[  108.613116][  T905]  ? kernfs_fop_write_iter+0x2e4/0x460
[  108.618572][  T905]  ? __x64_sys_write+0x6e/0xb0
[  108.623308][  T905]  kernfs_new_node+0x79/0x110
[  108.628129][  T905]  ? __kasan_check_write+0x14/0x20
[  108.633230][  T905]  __kernfs_create_file+0x24/0x270
[  108.638560][  T905]  cgroup_addrm_files+0x2bd/0x810
[  108.643559][  T905]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[  108.648751][  T905]  ? __fprop_inc_percpu_max+0xf0/0xf0
[  108.654092][  T905]  ? __radix_tree_replace+0xd0/0x250
[  108.659434][  T905]  ? idr_replace+0x138/0x150
[  108.663992][  T905]  ? idr_get_next+0x130/0x130
[  108.668643][  T905]  css_populate_dir+0x17a/0x400
[  108.673460][  T905]  cgroup_apply_control_enable+0x3a7/0xd60
[  108.679240][  T905]  cgroup_subtree_control_write+0x6d9/0xad0
[  108.685198][  T905]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[  108.691354][  T905]  ? __schedule+0x6ec/0x1910
[  108.695926][  T905]  cgroup_file_write+0x193/0x740
[  108.700835][  T905]  ? __kasan_check_write+0x14/0x20
[  108.706085][  T905]  ? cgroup_file_poll+0xd0/0xd0
[  108.711119][  T905]  ? __mutex_lock_slowpath+0x10/0x10
[  108.716563][  T905]  ? cgroup_file_poll+0xd0/0xd0
[  108.721492][  T905]  kernfs_fop_write_iter+0x2e4/0x460
[  108.726777][  T905]  new_sync_write+0x358/0x6d0
[  108.731512][  T905]  ? ww_mutex_lock+0x1b0/0x1b0
[  108.736254][  T905]  ? new_sync_read+0x6d0/0x6d0
[  108.741097][  T905]  ? fsnotify+0x1110/0x1110
[  108.745662][  T905]  ? rw_verify_area+0xc3/0x2b0
[  108.750489][  T905]  ? __fget_light.part.0+0x19d/0x330
[  108.755747][  T905]  vfs_write+0x4f5/0x750
[  108.760169][  T905]  ksys_write+0x111/0x210
[  108.764470][  T905]  ? __ia32_sys_read+0xa0/0xa0
[  108.769212][  T905]  ? debug_smp_processor_id+0x17/0x20
[  108.774577][  T905]  ? fpregs_assert_state_consistent+0x49/0xb0
[  108.780638][  T905]  __x64_sys_write+0x6e/0xb0
[  108.785304][  T905]  ? syscall_exit_to_user_mode+0x27/0x160
[  108.791003][  T905]  do_syscall_64+0x32/0x80
[  108.795405][  T905]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  108.801360][  T905] RIP: 0033:0x7f9ceba820e9
[  108.805745][  T905] 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
[  108.825445][  T905] RSP: 002b:00007f9ceb9d7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  108.833862][  T905] RAX: ffffffffffffffda RBX: 00007f9cebb95030 RCX: 00007f9ceba820e9
[  108.841905][  T905] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[  108.849847][  T905] RBP: 00007f9ceb9d71d0 R08: 0000000000000000 R09: 0000000000000000
[  108.857790][  T905] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  108.865729][  T905] R13: 00007ffe138f92df R14: 00007f9ceb9d7300 R15: 0000000000022000
[  108.874106][  T905] cgroup: cgroup_addrm_files: failed to add max, err=-12
[  108.915742][  T924] FAULT_INJECTION: forcing a failure.
[  108.915742][  T924] name failslab, interval 1, probability 0, space 0, times 0
[  108.929352][  T924] CPU: 0 PID: 924 Comm: syz-executor.3 Tainted: G        W         5.10.117-syzkaller #0
[  108.939223][  T924] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  108.949249][  T924] Call Trace:
[  108.952515][  T924]  dump_stack_lvl+0x81/0xac
[  108.956991][  T924]  dump_stack+0x10/0x12
[  108.961119][  T924]  should_fail.cold+0x5/0xa
[  108.965939][  T924]  __should_failslab+0xb6/0x100
[  108.970774][  T924]  should_failslab+0x9/0x20
[  108.975423][  T924]  __kmalloc_track_caller+0x63/0x380
[  108.980685][  T924]  ? __kernfs_new_node+0xaa/0x640
[  108.985786][  T924]  kstrdup_const+0x45/0x70
[  108.990210][  T924]  __kernfs_new_node+0xaa/0x640
[  108.995043][  T924]  ? kernfs_dop_revalidate+0x370/0x370
[  109.000483][  T924]  ? __this_cpu_preempt_check+0x13/0x20
[  109.006139][  T924]  ? snprintf+0x9e/0xd0
[  109.010283][  T924]  ? vsprintf+0x20/0x20
[  109.014428][  T924]  ? kernfs_fop_write_iter+0x2e4/0x460
[  109.019865][  T924]  ? __x64_sys_write+0x6e/0xb0
[  109.024689][  T924]  kernfs_new_node+0x79/0x110
[  109.029342][  T924]  ? __kasan_check_write+0x14/0x20
[  109.034429][  T924]  __kernfs_create_file+0x24/0x270
[  109.039650][  T924]  cgroup_addrm_files+0x2bd/0x810
[  109.044690][  T924]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[  109.049880][  T924]  ? __fprop_inc_percpu_max+0xf0/0xf0
[  109.055344][  T924]  ? __radix_tree_replace+0xd0/0x250
[  109.060791][  T924]  ? idr_replace+0x138/0x150
[  109.065572][  T924]  ? idr_get_next+0x130/0x130
[  109.070234][  T924]  css_populate_dir+0x17a/0x400
[  109.075068][  T924]  cgroup_apply_control_enable+0x3a7/0xd60
[  109.080943][  T924]  cgroup_subtree_control_write+0x6d9/0xad0
[  109.086832][  T924]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[  109.092970][  T924]  ? __schedule+0x6ec/0x1910
[  109.097725][  T924]  cgroup_file_write+0x193/0x740
[  109.102652][  T924]  ? __kasan_check_write+0x14/0x20
[  109.107855][  T924]  ? cgroup_file_poll+0xd0/0xd0
[  109.112685][  T924]  ? __mutex_lock_slowpath+0x10/0x10
[  109.118067][  T924]  ? cgroup_file_poll+0xd0/0xd0
[  109.122887][  T924]  kernfs_fop_write_iter+0x2e4/0x460
[  109.128188][  T924]  new_sync_write+0x358/0x6d0
[  109.136246][  T924]  ? ww_mutex_lock+0x1b0/0x1b0
[  109.141069][  T924]  ? new_sync_read+0x6d0/0x6d0
[  109.145902][  T924]  ? fsnotify+0x1110/0x1110
[  109.150514][  T924]  ? rw_verify_area+0xc3/0x2b0
[  109.155519][  T924]  ? __fget_light.part.0+0x19d/0x330
[  109.160870][  T924]  vfs_write+0x4f5/0x750
[  109.165368][  T924]  ksys_write+0x111/0x210
[  109.169860][  T924]  ? __ia32_sys_read+0xa0/0xa0
[  109.174725][  T924]  ? debug_smp_processor_id+0x17/0x20
[  109.180300][  T924]  ? fpregs_assert_state_consistent+0x49/0xb0
[  109.186350][  T924]  __x64_sys_write+0x6e/0xb0
[  109.190923][  T924]  ? syscall_exit_to_user_mode+0x27/0x160
[  109.196623][  T924]  do_syscall_64+0x32/0x80
[  109.201023][  T924]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  109.206985][  T924] RIP: 0033:0x7faae37c10e9
[  109.211489][  T924] 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
[  109.231832][  T924] RSP: 002b:00007faae3716168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  109.240648][  T924] RAX: ffffffffffffffda RBX: 00007faae38d4030 RCX: 00007faae37c10e9
[  109.248792][  T924] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[  109.256741][  T924] RBP: 00007faae37161d0 R08: 0000000000000000 R09: 0000000000000000
2022/06/09 07:29:31 executed programs: 178
[  109.264859][  T924] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  109.272991][  T924] R13: 00007ffc4c31006f R14: 00007faae3716300 R15: 0000000000022000
[  109.282286][  T924] cgroup: cgroup_addrm_files: failed to add max, err=-12
[  109.325549][  T915] FAULT_INJECTION: forcing a failure.
[  109.325549][  T915] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  109.339038][  T915] CPU: 0 PID: 915 Comm: syz-executor.0 Tainted: G        W         5.10.117-syzkaller #0
[  109.349083][  T915] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  109.359118][  T915] Call Trace:
[  109.362385][  T915]  dump_stack_lvl+0x81/0xac
[  109.366868][  T915]  dump_stack+0x10/0x12
[  109.371381][  T915]  should_fail.cold+0x5/0xa
[  109.375971][  T915]  should_fail_alloc_page+0x50/0x60
[  109.381656][  T915]  __alloc_pages_nodemask+0x146/0x1fc0
[  109.387269][  T915]  ? kvm_sched_clock_read+0x18/0x40
[  109.392978][  T915]  ? sched_clock+0x2e/0x50
[  109.397849][  T915]  ? sched_clock_cpu+0x1b/0x1f0
[  109.402879][  T915]  ? sched_clock_cpu+0x1b/0x1f0
[  109.407801][  T915]  ? stack_trace_save+0x8f/0xc0
[  109.412810][  T915]  ? warn_alloc+0x190/0x190
[  109.417746][  T915]  ? irq_exit_rcu+0x3a/0x170
[  109.422311][  T915]  ? sysvec_apic_timer_interrupt+0x4a/0xe0
[  109.428090][  T915]  ? asm_sysvec_apic_timer_interrupt+0x12/0x20
[  109.434496][  T915]  allocate_slab+0x30f/0x460
[  109.439083][  T915]  ___slab_alloc.constprop.0+0x339/0x750
[  109.444783][  T915]  ? percpu_ref_init+0xb6/0x300
[  109.449713][  T915]  ? find_next_bit+0x14/0x20
[  109.454408][  T915]  ? cpumask_next+0x1a/0x20
[  109.458981][  T915]  ? pcpu_alloc+0x5fe/0xcb0
[  109.463531][  T915]  ? cgroup_exit_cftypes+0x150/0x150
[  109.468799][  T915]  ? percpu_ref_init+0xb6/0x300
[  109.473636][  T915]  kmem_cache_alloc_trace+0x4aa/0x520
[  109.479076][  T915]  ? cgroup_exit_cftypes+0x150/0x150
[  109.484489][  T915]  percpu_ref_init+0xb6/0x300
[  109.489161][  T915]  cgroup_apply_control_enable+0x464/0xd60
[  109.495070][  T915]  cgroup_subtree_control_write+0x6d9/0xad0
[  109.500942][  T915]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[  109.507295][  T915]  ? __schedule+0x6ec/0x1910
[  109.512056][  T915]  cgroup_file_write+0x193/0x740
[  109.516978][  T915]  ? __kasan_check_write+0x14/0x20
[  109.522255][  T915]  ? cgroup_file_poll+0xd0/0xd0
[  109.527169][  T915]  ? __mutex_lock_slowpath+0x10/0x10
[  109.532449][  T915]  ? cgroup_file_poll+0xd0/0xd0
[  109.537283][  T915]  kernfs_fop_write_iter+0x2e4/0x460
[  109.542562][  T915]  new_sync_write+0x358/0x6d0
[  109.547239][  T915]  ? ww_mutex_lock+0x1b0/0x1b0
[  109.552106][  T915]  ? new_sync_read+0x6d0/0x6d0
[  109.557212][  T915]  ? fsnotify+0x1110/0x1110
[  109.561714][  T915]  ? rw_verify_area+0xc3/0x2b0
[  109.566551][  T915]  ? __fget_light.part.0+0x19d/0x330
[  109.572011][  T915]  vfs_write+0x4f5/0x750
[  109.576333][  T915]  ksys_write+0x111/0x210
[  109.580840][  T915]  ? __ia32_sys_read+0xa0/0xa0
[  109.585705][  T915]  ? debug_smp_processor_id+0x17/0x20
[  109.591199][  T915]  ? fpregs_assert_state_consistent+0x49/0xb0
[  109.597436][  T915]  __x64_sys_write+0x6e/0xb0
[  109.602452][  T915]  ? syscall_exit_to_user_mode+0x27/0x160
[  109.608181][  T915]  do_syscall_64+0x32/0x80
[  109.612580][  T915]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  109.618731][  T915] RIP: 0033:0x7f391e8210e9
[  109.623144][  T915] 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
[  109.643220][  T915] RSP: 002b:00007f391e776168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  109.651976][  T915] RAX: ffffffffffffffda RBX: 00007f391e934030 RCX: 00007f391e8210e9
[  109.660225][  T915] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[  109.668436][  T915] RBP: 00007f391e7761d0 R08: 0000000000000000 R09: 0000000000000000
[  109.676645][  T915] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  109.685128][  T915] R13: 00007fffeff857af R14: 00007f391e776300 R15: 0000000000022000
[  109.735890][  T929] FAULT_INJECTION: forcing a failure.
[  109.735890][  T929] name failslab, interval 1, probability 0, space 0, times 0
[  109.748690][  T929] CPU: 0 PID: 929 Comm: syz-executor.3 Tainted: G        W         5.10.117-syzkaller #0
[  109.758464][  T929] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  109.768617][  T929] Call Trace:
[  109.771880][  T929]  dump_stack_lvl+0x81/0xac
[  109.776598][  T929]  dump_stack+0x10/0x12
[  109.780770][  T929]  should_fail.cold+0x5/0xa
[  109.785245][  T929]  __should_failslab+0xb6/0x100
[  109.790090][  T929]  should_failslab+0x9/0x20
[  109.794664][  T929]  __kmalloc_track_caller+0x63/0x380
[  109.801264][  T929]  ? __kernfs_new_node+0xaa/0x640
[  109.806275][  T929]  kstrdup_const+0x45/0x70
[  109.810666][  T929]  __kernfs_new_node+0xaa/0x640
[  109.815554][  T929]  ? kernfs_dop_revalidate+0x370/0x370
[  109.821116][  T929]  ? snprintf+0x9e/0xd0
[  109.825260][  T929]  ? vsprintf+0x20/0x20
[  109.829401][  T929]  ? kernfs_fop_write_iter+0x2e4/0x460
[  109.834828][  T929]  ? __x64_sys_write+0x6e/0xb0
[  109.839567][  T929]  kernfs_new_node+0x79/0x110
[  109.844221][  T929]  ? __kasan_check_write+0x14/0x20
[  109.849306][  T929]  __kernfs_create_file+0x24/0x270
[  109.854394][  T929]  cgroup_addrm_files+0x2bd/0x810
[  109.859416][  T929]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[  109.864604][  T929]  ? __fprop_inc_percpu_max+0xf0/0xf0
[  109.869951][  T929]  ? __radix_tree_replace+0xd0/0x250
[  109.875345][  T929]  ? idr_replace+0x138/0x150
[  109.879996][  T929]  ? idr_get_next+0x130/0x130
[  109.884825][  T929]  css_populate_dir+0x17a/0x400
[  109.889649][  T929]  cgroup_apply_control_enable+0x3a7/0xd60
[  109.895431][  T929]  cgroup_subtree_control_write+0x6d9/0xad0
[  109.901299][  T929]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[  109.907345][  T929]  ? __schedule+0x6ec/0x1910
[  109.911913][  T929]  cgroup_file_write+0x193/0x740
[  109.916911][  T929]  ? __kasan_check_write+0x14/0x20
[  109.922112][  T929]  ? cgroup_file_poll+0xd0/0xd0
[  109.926945][  T929]  ? __mutex_lock_slowpath+0x10/0x10
[  109.932201][  T929]  ? cgroup_file_poll+0xd0/0xd0
[  109.937047][  T929]  kernfs_fop_write_iter+0x2e4/0x460
[  109.942303][  T929]  new_sync_write+0x358/0x6d0
[  109.946955][  T929]  ? ww_mutex_lock+0x1b0/0x1b0
[  109.951788][  T929]  ? new_sync_read+0x6d0/0x6d0
[  109.956536][  T929]  ? fsnotify+0x1110/0x1110
[  109.961062][  T929]  ? rw_verify_area+0xc3/0x2b0
[  109.965799][  T929]  ? __fget_light.part.0+0x19d/0x330
[  109.971178][  T929]  vfs_write+0x4f5/0x750
[  109.975401][  T929]  ksys_write+0x111/0x210
[  109.979706][  T929]  ? __ia32_sys_read+0xa0/0xa0
[  109.984569][  T929]  ? debug_smp_processor_id+0x17/0x20
[  109.991520][  T929]  ? fpregs_assert_state_consistent+0x49/0xb0
[  109.998009][  T929]  __x64_sys_write+0x6e/0xb0
[  110.002706][  T929]  ? syscall_exit_to_user_mode+0x27/0x160
[  110.008569][  T929]  do_syscall_64+0x32/0x80
[  110.013207][  T929]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  110.019081][  T929] RIP: 0033:0x7faae37c10e9
[  110.023573][  T929] 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
[  110.043357][  T929] RSP: 002b:00007faae3716168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  110.051763][  T929] RAX: ffffffffffffffda RBX: 00007faae38d4030 RCX: 00007faae37c10e9
[  110.059904][  T929] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[  110.067938][  T929] RBP: 00007faae37161d0 R08: 0000000000000000 R09: 0000000000000000
[  110.075889][  T929] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  110.085238][  T929] R13: 00007ffc4c31006f R14: 00007faae3716300 R15: 0000000000022000
[  110.093509][  T929] cgroup: cgroup_addrm_files: failed to add max, err=-12
[  110.125735][  T912] FAULT_INJECTION: forcing a failure.
[  110.125735][  T912] name failslab, interval 1, probability 0, space 0, times 0
[  110.138391][  T912] CPU: 1 PID: 912 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[  110.148527][  T912] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  110.158935][  T912] Call Trace:
[  110.162422][  T912]  dump_stack_lvl+0x81/0xac
[  110.166913][  T912]  dump_stack+0x10/0x12
[  110.171042][  T912]  should_fail.cold+0x5/0xa
[  110.175525][  T912]  __should_failslab+0xb6/0x100
[  110.181601][  T912]  should_failslab+0x9/0x20
[  110.186341][  T912]  __kmalloc_track_caller+0x63/0x380
[  110.191598][  T912]  ? __kernfs_new_node+0xaa/0x640
[  110.196610][  T912]  kstrdup_const+0x45/0x70
[  110.201198][  T912]  __kernfs_new_node+0xaa/0x640
[  110.206166][  T912]  ? kernfs_dop_revalidate+0x370/0x370
[  110.213335][  T912]  ? snprintf+0x9e/0xd0
[  110.217962][  T912]  ? vsprintf+0x20/0x20
[  110.222101][  T912]  ? kernfs_fop_write_iter+0x2e4/0x460
[  110.227621][  T912]  ? __x64_sys_write+0x6e/0xb0
[  110.232571][  T912]  kernfs_new_node+0x79/0x110
[  110.237228][  T912]  ? __kasan_check_write+0x14/0x20
[  110.243099][  T912]  __kernfs_create_file+0x24/0x270
[  110.248335][  T912]  cgroup_addrm_files+0x2bd/0x810
[  110.253351][  T912]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[  110.258528][  T912]  ? __fprop_inc_percpu_max+0xf0/0xf0
[  110.263871][  T912]  ? __radix_tree_replace+0xd0/0x250
[  110.269182][  T912]  ? idr_replace+0x138/0x150
[  110.273858][  T912]  ? idr_get_next+0x130/0x130
[  110.278511][  T912]  css_populate_dir+0x17a/0x400
[  110.283333][  T912]  cgroup_apply_control_enable+0x3a7/0xd60
[  110.289198][  T912]  cgroup_subtree_control_write+0x6d9/0xad0
[  110.295073][  T912]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[  110.301407][  T912]  ? __schedule+0x6ec/0x1910
[  110.306064][  T912]  cgroup_file_write+0x193/0x740
[  110.311079][  T912]  ? __kasan_check_write+0x14/0x20
[  110.316284][  T912]  ? cgroup_file_poll+0xd0/0xd0
[  110.321417][  T912]  ? __mutex_lock_slowpath+0x10/0x10
[  110.326845][  T912]  ? cgroup_file_poll+0xd0/0xd0
[  110.331687][  T912]  kernfs_fop_write_iter+0x2e4/0x460
[  110.337241][  T912]  new_sync_write+0x358/0x6d0
[  110.342038][  T912]  ? ww_mutex_lock+0x1b0/0x1b0
[  110.347073][  T912]  ? new_sync_read+0x6d0/0x6d0
[  110.352178][  T912]  ? fsnotify+0x1110/0x1110
[  110.356680][  T912]  ? rw_verify_area+0xc3/0x2b0
[  110.361551][  T912]  ? __fget_light.part.0+0x19d/0x330
[  110.366825][  T912]  vfs_write+0x4f5/0x750
[  110.371055][  T912]  ksys_write+0x111/0x210
[  110.375463][  T912]  ? __ia32_sys_read+0xa0/0xa0
[  110.380329][  T912]  ? debug_smp_processor_id+0x17/0x20
[  110.385791][  T912]  ? fpregs_assert_state_consistent+0x49/0xb0
[  110.392217][  T912]  __x64_sys_write+0x6e/0xb0
[  110.397330][  T912]  ? syscall_exit_to_user_mode+0x27/0x160
[  110.403030][  T912]  do_syscall_64+0x32/0x80
[  110.407716][  T912]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  110.413847][  T912] RIP: 0033:0x7fb841a360e9
[  110.418329][  T912] 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
[  110.439332][  T912] RSP: 002b:00007fb84198b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  110.448599][  T912] RAX: ffffffffffffffda RBX: 00007fb841b49030 RCX: 00007fb841a360e9
[  110.456818][  T912] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[  110.464915][  T912] RBP: 00007fb84198b1d0 R08: 0000000000000000 R09: 0000000000000000
[  110.472863][  T912] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  110.481015][  T912] R13: 00007ffdd2c6dfbf R14: 00007fb84198b300 R15: 0000000000022000
[  110.489507][  T912] cgroup: cgroup_addrm_files: failed to add max, err=-12
[  110.497823][  T406] ------------[ cut here ]------------
[  110.503319][  T406] WARNING: CPU: 0 PID: 406 at fs/namespace.c:1168 mntput_no_expire+0x4f3/0x9d0
[  110.512687][  T406] Modules linked in:
[  110.516697][  T406] CPU: 0 PID: 406 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[  110.526742][  T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  110.536992][  T406] RIP: 0010:mntput_no_expire+0x4f3/0x9d0
[  110.542655][  T406] Code: 0f 85 60 03 00 00 48 8b 35 22 22 73 04 b9 01 00 00 00 bf 08 00 00 00 48 c7 c2 c0 6d 8f 85 e8 a4 e8 9f ff e9 d7 fb ff ff 79 02 <0f> 0b e8 36 cd b1 ff 83 05 ff 36 c7 03 01 48 c7 c7 c4 d5 60 85 e8
[  110.563520][  T406] RSP: 0018:ffffc90000787cf0 EFLAGS: 00010286
[  110.569733][  T406] RAX: 0000000000000000 RBX: 1ffff920000f0fa5 RCX: 0000000000000040
[  110.577973][  T406] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[  110.585966][  T406] RBP: ffffc90000787db0 R08: 0000000000000000 R09: 0000000000000008
[  110.594054][  T406] R10: fffff520000f0f91 R11: 0000000000000000 R12: ffffc90000787d48
[  110.602131][  T406] R13: 00000000ffffffff R14: dffffc0000000000 R15: ffff888107396380
[  110.610111][  T406] FS:  0000555556504400(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000
[  110.619063][  T406] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  110.625661][  T406] CR2: 00007ffdd2c6cff8 CR3: 000000010bc00000 CR4: 00000000003506b0
[  110.635020][  T406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  110.643006][  T406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  110.651114][  T406] Call Trace:
[  110.654393][  T406]  ? namespace_unlock+0x331/0x3e0
[  110.659440][  T406]  ? kern_unmount+0x57/0xb0
[  110.663924][  T406]  ? clone_private_mount+0x300/0x300
[  110.669317][  T406]  ? dput+0xac/0x8a0
[  110.673190][  T406]  path_umount+0x684/0x1110
[  110.677758][  T406]  ? __detach_mounts+0x280/0x280
[  110.682672][  T406]  ? user_path_at_empty+0xa2/0xf0
[  110.687694][  T406]  __x64_sys_umount+0xfb/0x120
[  110.692517][  T406]  ? path_umount+0x1110/0x1110
[  110.697368][  T406]  ? fpregs_assert_state_consistent+0x49/0xb0
[  110.703406][  T406]  ? exit_to_user_mode_prepare+0x30/0xe0
[  110.709052][  T406]  do_syscall_64+0x32/0x80
[  110.713444][  T406]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  110.719315][  T406] RIP: 0033:0x7fb841a37557
[  110.723701][  T406] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  110.743390][  T406] RSP: 002b:00007ffdd2c6d118 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[  110.751814][  T406] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb841a37557
[  110.759784][  T406] RDX: 00007ffdd2c6d1ea RSI: 000000000000000a RDI: 00007ffdd2c6d1e0
[  110.767737][  T406] RBP: 00007ffdd2c6d1e0 R08: 00000000ffffffff R09: 00007ffdd2c6cfb0
[  110.775795][  T406] R10: 0000555556505ba3 R11: 0000000000000246 R12: 00007fb841a8f1f8
[  110.783824][  T406] R13: 00007ffdd2c6e2a0 R14: 0000555556505b00 R15: 00007ffdd2c6e2e0
[  110.791784][  T406] ---[ end trace 9d9feaabe727436e ]---
[  110.797360][  T406] ------------[ cut here ]------------
[  110.802812][  T406] WARNING: CPU: 0 PID: 406 at fs/namespace.c:1109 cleanup_mnt+0x398/0x4e0
[  110.811340][  T406] Modules linked in:
[  110.815443][  T926] FAULT_INJECTION: forcing a failure.
[  110.815443][  T926] name failslab, interval 1, probability 0, space 0, times 0
[  110.815469][  T406] CPU: 0 PID: 406 Comm: syz-executor.1 Tainted: G        W         5.10.117-syzkaller #0
[  110.828303][  T926] CPU: 1 PID: 926 Comm: syz-executor.5 Tainted: G        W         5.10.117-syzkaller #0
[  110.837969][  T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  110.847882][  T926] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  110.847884][  T926] Call Trace:
[  110.847895][  T926]  dump_stack_lvl+0x81/0xac
[  110.847900][  T926]  dump_stack+0x10/0x12
[  110.847905][  T926]  should_fail.cold+0x5/0xa
[  110.847913][  T926]  ? cgroup_exit_cftypes+0x150/0x150
[  110.858106][  T406] RIP: 0010:cleanup_mnt+0x398/0x4e0
[  110.868152][  T926]  ? percpu_ref_init+0xb6/0x300
[  110.868157][  T926]  __should_failslab+0xb6/0x100
[  110.868162][  T926]  should_failslab+0x9/0x20
[  110.868167][  T926]  kmem_cache_alloc_trace+0x2d/0x520
[  110.868172][  T926]  ? cgroup_exit_cftypes+0x150/0x150
[  110.868175][  T926]  percpu_ref_init+0xb6/0x300
[  110.868183][  T926]  cgroup_apply_control_enable+0x464/0xd60
[  110.871544][  T406] Code: c7 c7 60 6f 8f 85 e8 07 59 99 00 48 8d 7b 58 48 c7 c6 b0 56 99 81 e8 a7 95 b1 ff 48 83 c4 20 5b 41 5c 41 5d 41 5e 41 5f 5d c3 <0f> 0b e9 55 fd ff ff 48 89 df e8 b9 62 05 00 e9 78 fd ff ff e8 bf
[  110.875959][  T926]  cgroup_subtree_control_write+0x6d9/0xad0
[  110.875964][  T926]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[  110.875970][  T926]  ? kernfs_fop_write_iter+0x1c3/0x460
[  110.875976][  T926]  cgroup_file_write+0x193/0x740
[  110.880097][  T406] RSP: 0018:ffffc90000787e40 EFLAGS: 00010286
[  110.884567][  T926]  ? __kasan_check_write+0x14/0x20
[  110.889839][  T406] 
[  110.894976][  T926]  ? cgroup_file_poll+0xd0/0xd0
[  110.899893][  T406] RAX: 0000000000000000 RBX: ffff888107396380 RCX: 0000000000000040
[  110.904712][  T926]  ? __mutex_lock_slowpath+0x10/0x10
[  110.909189][  T406] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 1ffffffff0c1980f
[  110.914432][  T926]  ? cgroup_file_poll+0xd0/0xd0
[  110.919713][  T406] RBP: ffffc90000787e88 R08: 0000000000000008 R09: 0000000000000003
[  110.924341][  T926]  kernfs_fop_write_iter+0x2e4/0x460
[  110.930205][  T406] R10: fffff520000f0fc8 R11: 0000000000000000 R12: 00000000ffffffff
[  110.950138][  T926]  new_sync_write+0x358/0x6d0
[  110.950142][  T926]  ? new_sync_read+0x6d0/0x6d0
[  110.950149][  T926]  ? fsnotify+0x1110/0x1110
[  110.950153][  T926]  ? rw_verify_area+0xc3/0x2b0
[  110.950157][  T926]  ? __fget_light.part.0+0x19d/0x330
[  110.950161][  T926]  vfs_write+0x4f5/0x750
[  110.950164][  T926]  ksys_write+0x111/0x210
[  110.950171][  T926]  ? __ia32_sys_read+0xa0/0xa0
[  110.956975][  T406] R13: 0000000000000007 R14: fffffbfff0c19848 R15: dffffc0000000000
[  110.962176][  T926]  ? debug_smp_processor_id+0x17/0x20
[  110.967815][  T406] FS:  0000555556504400(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000
[  110.972606][  T926]  ? fpregs_assert_state_consistent+0x49/0xb0
[  110.979223][  T406] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  110.984432][  T926]  __x64_sys_write+0x6e/0xb0
[  110.986872][  T406] CR2: 00007ffdd2c6cff8 CR3: 000000010bc00000 CR4: 00000000003506b0
[  110.991670][  T926]  ? syscall_exit_to_user_mode+0x27/0x160
[  110.999950][  T406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  111.004979][  T926]  do_syscall_64+0x32/0x80
[  111.013138][  T406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  111.017837][  T926]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  111.017841][  T926] RIP: 0033:0x7f9ceba820e9
[  111.017848][  T926] 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
[  111.017854][  T926] RSP: 002b:00007f9ceb9f8168 EFLAGS: 00000246
[  111.026035][  T406] Call Trace:
[  111.031313][  T926]  ORIG_RAX: 0000000000000001
[  111.039448][  T406]  __cleanup_mnt+0xd/0x10
[  111.044033][  T926] RAX: ffffffffffffffda RBX: 00007f9cebb94f60 RCX: 00007f9ceba820e9
[  111.048997][  T406]  task_work_run+0xc2/0x140
[  111.053350][  T926] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[  111.058251][  T406]  exit_to_user_mode_prepare+0xd9/0xe0
[  111.063434][  T926] RBP: 00007f9ceb9f81d0 R08: 0000000000000000 R09: 0000000000000000
[  111.063439][  T926] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  111.067860][  T406]  syscall_exit_to_user_mode+0x27/0x160
[  111.072058][  T926] R13: 00007ffe138f92df R14: 00007f9ceb9f8300 R15: 0000000000022000
[  111.076896][  T406]  do_syscall_64+0x3f/0x80
[  111.264431][  T406]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  111.271018][  T406] RIP: 0033:0x7fb841a37557
[  111.277778][  T406] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  111.297813][  T406] RSP: 002b:00007ffdd2c6d118 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[  111.306814][  T938] FAULT_INJECTION: forcing a failure.
[  111.306814][  T938] name failslab, interval 1, probability 0, space 0, times 0
[  111.306996][  T406] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fb841a37557
[  111.320258][  T938] CPU: 0 PID: 938 Comm: syz-executor.3 Tainted: G        W         5.10.117-syzkaller #0
[  111.328150][  T406] RDX: 00007ffdd2c6d1ea RSI: 000000000000000a RDI: 00007ffdd2c6d1e0
[  111.337731][  T938] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  111.337733][  T938] Call Trace:
[  111.337745][  T938]  dump_stack_lvl+0x81/0xac
[  111.337749][  T938]  dump_stack+0x10/0x12
[  111.337752][  T938]  should_fail.cold+0x5/0xa
[  111.337758][  T938]  __should_failslab+0xb6/0x100
[  111.337762][  T938]  should_failslab+0x9/0x20
[  111.337767][  T938]  __kmalloc_track_caller+0x63/0x380
[  111.337772][  T938]  ? __kernfs_new_node+0xaa/0x640
[  111.337776][  T938]  kstrdup_const+0x45/0x70
[  111.337780][  T938]  __kernfs_new_node+0xaa/0x640
[  111.337785][  T938]  ? kernfs_dop_revalidate+0x370/0x370
[  111.337797][  T938]  ? __this_cpu_preempt_check+0x13/0x20
[  111.337804][  T938]  ? snprintf+0x9e/0xd0
[  111.337807][  T938]  ? vsprintf+0x20/0x20
[  111.337812][  T938]  ? kernfs_fop_write_iter+0x2e4/0x460
[  111.337817][  T938]  ? __x64_sys_write+0x6e/0xb0
[  111.337821][  T938]  kernfs_new_node+0x79/0x110
[  111.337826][  T938]  ? __kasan_check_write+0x14/0x20
[  111.337830][  T938]  __kernfs_create_file+0x24/0x270
[  111.337836][  T938]  cgroup_addrm_files+0x2bd/0x810
[  111.337841][  T938]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[  111.337846][  T938]  ? __fprop_inc_percpu_max+0xf0/0xf0
[  111.337852][  T938]  ? __radix_tree_replace+0xd0/0x250
[  111.337856][  T938]  ? idr_replace+0x138/0x150
[  111.337860][  T938]  ? idr_get_next+0x130/0x130
[  111.337865][  T938]  css_populate_dir+0x17a/0x400
[  111.337870][  T938]  cgroup_apply_control_enable+0x3a7/0xd60
[  111.337877][  T938]  cgroup_subtree_control_write+0x6d9/0xad0
[  111.337882][  T938]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[  111.337888][  T938]  ? __schedule+0x6ec/0x1910
[  111.337897][  T938]  cgroup_file_write+0x193/0x740
[  111.345963][  T406] RBP: 00007ffdd2c6d1e0 R08: 00000000ffffffff R09: 00007ffdd2c6cfb0
[  111.355937][  T938]  ? __kasan_check_write+0x14/0x20
[  111.355942][  T938]  ? cgroup_file_poll+0xd0/0xd0
[  111.355952][  T938]  ? __mutex_lock_slowpath+0x10/0x10
[  111.359202][  T406] R10: 0000555556505ba3 R11: 0000000000000246 R12: 00007fb841a8f1f8
[  111.363672][  T938]  ? cgroup_file_poll+0xd0/0xd0
[  111.367833][  T406] R13: 00007ffdd2c6e2a0 R14: 0000555556505b00 R15: 00007ffdd2c6e2e0
[  111.372266][  T938]  kernfs_fop_write_iter+0x2e4/0x460
[  111.377100][  T406] ---[ end trace 9d9feaabe727436f ]---
[  111.381568][  T938]  new_sync_write+0x358/0x6d0
[  111.568879][  T938]  ? ww_mutex_lock+0x1b0/0x1b0
[  111.573731][  T938]  ? new_sync_read+0x6d0/0x6d0
[  111.579122][  T938]  ? fsnotify+0x1110/0x1110
[  111.583875][  T938]  ? rw_verify_area+0xc3/0x2b0
[  111.588676][  T938]  ? __fget_light.part.0+0x19d/0x330
[  111.593943][  T938]  vfs_write+0x4f5/0x750
[  111.598268][  T938]  ksys_write+0x111/0x210
[  111.602585][  T938]  ? __ia32_sys_read+0xa0/0xa0
[  111.608114][  T938]  ? debug_smp_processor_id+0x17/0x20
[  111.614640][  T938]  ? fpregs_assert_state_consistent+0x49/0xb0
[  111.621524][  T938]  __x64_sys_write+0x6e/0xb0
[  111.626848][  T938]  ? syscall_exit_to_user_mode+0x27/0x160
[  111.632843][  T938]  do_syscall_64+0x32/0x80
[  111.638396][  T938]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  111.646372][  T938] RIP: 0033:0x7faae37c10e9
[  111.651136][  T938] 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
[  111.671476][  T938] RSP: 002b:00007faae3716168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  111.680479][  T938] RAX: ffffffffffffffda RBX: 00007faae38d4030 RCX: 00007faae37c10e9
[  111.688519][  T938] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[  111.701893][  T938] RBP: 00007faae37161d0 R08: 0000000000000000 R09: 0000000000000000
[  111.711340][  T938] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  111.719547][  T938] R13: 00007ffc4c31006f R14: 00007faae3716300 R15: 0000000000022000
[  111.728152][  T938] cgroup: cgroup_addrm_files: failed to add max, err=-12
[  111.759988][  T940] FAULT_INJECTION: forcing a failure.
[  111.759988][  T940] name failslab, interval 1, probability 0, space 0, times 0
[  111.774381][  T940] CPU: 1 PID: 940 Comm: syz-executor.5 Tainted: G        W         5.10.117-syzkaller #0
[  111.784286][  T940] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  111.794477][  T940] Call Trace:
[  111.797790][  T940]  dump_stack_lvl+0x81/0xac
[  111.802356][  T940]  dump_stack+0x10/0x12
[  111.806788][  T940]  should_fail.cold+0x5/0xa
[  111.811643][  T940]  __should_failslab+0xb6/0x100
[  111.816484][  T940]  should_failslab+0x9/0x20
[  111.820966][  T940]  __kmalloc_track_caller+0x63/0x380
[  111.826230][  T940]  ? __kernfs_new_node+0xaa/0x640
[  111.831413][  T940]  kstrdup_const+0x45/0x70
[  111.835798][  T940]  __kernfs_new_node+0xaa/0x640
[  111.841810][  T940]  ? kernfs_dop_revalidate+0x370/0x370
[  111.847325][  T940]  ? snprintf+0x9e/0xd0
[  111.851840][  T940]  ? vsprintf+0x20/0x20
[  111.855982][  T940]  ? kernfs_fop_write_iter+0x2e4/0x460
[  111.861421][  T940]  ? __x64_sys_write+0x6e/0xb0
[  111.866968][  T940]  kernfs_new_node+0x79/0x110
[  111.872264][  T940]  ? __kasan_check_write+0x14/0x20
[  111.877474][  T940]  __kernfs_create_file+0x24/0x270
[  111.882566][  T940]  cgroup_addrm_files+0x2bd/0x810
[  111.887563][  T940]  ? cgroup_kn_set_ugid+0x1f0/0x1f0
[  111.892755][  T940]  ? __fprop_inc_percpu_max+0xf0/0xf0
[  111.898235][  T940]  ? __radix_tree_replace+0xd0/0x250
[  111.903496][  T940]  ? idr_replace+0x138/0x150
[  111.908068][  T940]  ? idr_get_next+0x130/0x130
[  111.912925][  T940]  css_populate_dir+0x17a/0x400
[  111.917751][  T940]  cgroup_apply_control_enable+0x3a7/0xd60
[  111.923528][  T940]  cgroup_subtree_control_write+0x6d9/0xad0
[  111.929391][  T940]  ? __mod_memcg_state.part.0+0xb2/0x270
[  111.935080][  T940]  ? cgroup_max_descendants_write+0x1b0/0x1b0
[  111.941199][  T940]  cgroup_file_write+0x193/0x740
[  111.946105][  T940]  ? __kasan_check_write+0x14/0x20
[  111.951193][  T940]  ? cgroup_file_poll+0xd0/0xd0
[  111.956012][  T940]  ? __mutex_lock_slowpath+0x10/0x10
[  111.961611][  T940]  ? cgroup_file_poll+0xd0/0xd0
[  111.966447][  T940]  kernfs_fop_write_iter+0x2e4/0x460
[  111.971701][  T940]  new_sync_write+0x358/0x6d0
[  111.976441][  T940]  ? new_sync_read+0x6d0/0x6d0
[  111.981272][  T940]  ? fsnotify+0x1110/0x1110
[  111.985753][  T940]  ? rw_verify_area+0xc3/0x2b0
[  111.990597][  T940]  ? __fget_light.part.0+0x19d/0x330
[  111.995924][  T940]  vfs_write+0x4f5/0x750
[  112.000325][  T940]  ksys_write+0x111/0x210
[  112.004664][  T940]  ? __ia32_sys_read+0xa0/0xa0
[  112.009655][  T940]  ? debug_smp_processor_id+0x17/0x20
[  112.015030][  T940]  ? fpregs_assert_state_consistent+0x49/0xb0
[  112.021265][  T940]  __x64_sys_write+0x6e/0xb0
[  112.025949][  T940]  ? syscall_exit_to_user_mode+0x27/0x160
[  112.031822][  T940]  do_syscall_64+0x32/0x80
[  112.036305][  T940]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[  112.042448][  T940] RIP: 0033:0x7f9ceba820e9
[  112.046845][  T940] 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
[  112.067299][  T940] RSP: 002b:00007f9ceb9f8168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  112.075773][  T940] RAX: ffffffffffffffda RBX: 00007f9cebb94f60 RCX: 00007f9ceba820e9
[  112.084008][  T940] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[  112.091950][  T940] RBP: 00007f9ceb9f81d0 R08: 0000000000000000 R09: 0000000000000000
[  112.099992][  T940] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  112.108054][  T940] R13: 00007ffe138f92df R14: 00007f9ceb9f8300 R15: 0000000000022000
[  112.119119][  T940] cgroup: cgroup_addrm_files: failed to add max, err=-12
[  112.175250][    C1] list_add corruption. prev->next should be next (ffff8881f735c360), but was ffff88811dd60870. (prev=ffff88811dd60870).
[  112.187770][    C1] ------------[ cut here ]------------
[  112.193280][    C1] kernel BUG at lib/list_debug.c:26!
[  112.198536][    C1] invalid opcode: 0000 [#1] PREEMPT SMP KASAN
[  112.204566][    C1] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G        W         5.10.117-syzkaller #0
[  112.213720][    C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  112.223758][    C1] RIP: 0010:__list_add_valid.cold+0x3a/0x3c
[  112.229624][    C1] Code: 0b 48 89 f2 4c 89 e1 4c 89 ee 48 c7 c7 60 25 c0 84 e8 67 f1 fd ff 0f 0b 48 89 f1 48 c7 c7 e0 24 c0 84 4c 89 e6 e8 53 f1 fd ff <0f> 0b 4c 89 e6 48 c7 c7 80 26 c0 84 e8 42 f1 fd ff 0f 0b 4c 89 f2
[  112.249326][    C1] RSP: 0018:ffffc90000160c68 EFLAGS: 00010086
[  112.255445][    C1] RAX: 0000000000000075 RBX: ffff88811dd60868 RCX: 0000000000000000
[  112.263403][    C1] RDX: 0000000000000103 RSI: ffffffff84c02320 RDI: fffff5200002c180
[  112.271441][    C1] RBP: ffffc90000160c80 R08: 0000000000000075 R09: ffff8881f7353067
[  112.279401][    C1] R10: ffffed103ee6a60c R11: 00000000000451b8 R12: ffff8881f735c360
[  112.287424][    C1] R13: ffff88811dd60870 R14: ffff8881f735c360 R15: ffff8881f7355a40
[  112.295385][    C1] FS:  0000000000000000(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000
[  112.304285][    C1] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  112.310868][    C1] CR2: 0000555556515b78 CR3: 000000011b665000 CR4: 00000000003506a0
[  112.323338][    C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  112.331399][    C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  112.339449][    C1] Call Trace:
[  112.342724][    C1]  <IRQ>
[  112.345550][    C1]  insert_work+0xe6/0x380
[  112.349849][    C1]  __queue_work+0x42c/0xc30
[  112.354320][    C1]  queue_work_on+0x48/0x50
[  112.359225][    C1]  css_release+0xb1/0x110
[  112.363616][    C1]  percpu_ref_switch_to_atomic_rcu+0x2cf/0x470
[  112.369752][    C1]  rcu_do_batch+0x355/0xbb0
[  112.374360][    C1]  ? rcu_nocb_gp_kthread+0x10f0/0x10f0
[  112.379789][    C1]  ? _raw_spin_lock_irqsave+0x8c/0x120
[  112.385230][    C1]  ? _raw_spin_unlock_irqrestore+0x47/0x80
[  112.391009][    C1]  ? rcu_report_qs_rnp+0x23e/0x350
[  112.396189][    C1]  rcu_core+0x46d/0xab0
[  112.400326][    C1]  rcu_core_si+0x9/0x10
[  112.404449][    C1]  __do_softirq+0x1c6/0x61c
[  112.408918][    C1]  asm_call_irq_on_stack+0xf/0x20
[  112.413906][    C1]  </IRQ>
[  112.416910][    C1]  do_softirq_own_stack+0x61/0x80
[  112.421912][    C1]  irq_exit_rcu+0x95/0x170
[  112.426310][    C1]  sysvec_apic_timer_interrupt+0x3f/0xe0
[  112.431915][    C1]  asm_sysvec_apic_timer_interrupt+0x12/0x20
[  112.437863][    C1] RIP: 0010:acpi_idle_do_entry+0x16a/0x1c0
[  112.443814][    C1] Code: 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 75 62 49 8b 04 24 a8 08 75 c5 e9 07 00 00 00 0f 00 2d a8 e4 b4 00 fb f4 <fa> eb b4 4c 89 e7 e8 fb f6 ff ff 4c 8b 65 f8 c9 c3 e8 e0 f1 79 fd
[  112.463494][    C1] RSP: 0018:ffffc900000f7cf0 EFLAGS: 00000246
[  112.469530][    C1] RAX: 0000000000004000 RBX: ffff888105b9d865 RCX: ffffffff8411914d
[  112.477479][    C1] RDX: 1ffff110200504e0 RSI: 0000000000000008 RDI: ffff888100282700
[  112.485429][    C1] RBP: ffffc900000f7cf8 R08: 0000000000000000 R09: ffff888100282707
[  112.493489][    C1] R10: ffffed10200504e0 R11: 0000000000000001 R12: ffff888100282700
[  112.501432][    C1] R13: ffff8881041d4000 R14: ffff8881041d4004 R15: ffff888105b9d864
[  112.509384][    C1]  ? acpi_idle_do_entry+0x13d/0x1c0
[  112.514550][    C1]  acpi_idle_enter+0x2c5/0x4b0
[  112.519277][    C1]  cpuidle_enter_state+0x19e/0x1070
[  112.524469][    C1]  ? cpuidle_enter_s2idle+0x580/0x580
[  112.529813][    C1]  ? menu_reflect+0x130/0x130
[  112.534482][    C1]  ? sched_clock_cpu+0x1b/0x1f0
[  112.539395][    C1]  cpuidle_enter+0x4a/0xa0
[  112.543874][    C1]  do_idle+0x3f1/0x5a0
[  112.547915][    C1]  ? arch_cpu_idle_exit+0x30/0x30
[  112.552924][    C1]  ? do_idle+0x32f/0x5a0
[  112.557139][    C1]  cpu_startup_entry+0x1b/0x20
[  112.561957][    C1]  start_secondary+0x1bb/0x230
[  112.566694][    C1]  secondary_startup_64_no_verify+0xb0/0xbb
[  112.572555][    C1] Modules linked in:
[  112.576421][    C1] ---[ end trace 9d9feaabe7274370 ]---
[  112.581856][    C1] RIP: 0010:__list_add_valid.cold+0x3a/0x3c
[  112.587715][    C1] Code: 0b 48 89 f2 4c 89 e1 4c 89 ee 48 c7 c7 60 25 c0 84 e8 67 f1 fd ff 0f 0b 48 89 f1 48 c7 c7 e0 24 c0 84 4c 89 e6 e8 53 f1 fd ff <0f> 0b 4c 89 e6 48 c7 c7 80 26 c0 84 e8 42 f1 fd ff 0f 0b 4c 89 f2
[  112.607290][    C1] RSP: 0018:ffffc90000160c68 EFLAGS: 00010086
[  112.613320][    C1] RAX: 0000000000000075 RBX: ffff88811dd60868 RCX: 0000000000000000
[  112.621502][    C1] RDX: 0000000000000103 RSI: ffffffff84c02320 RDI: fffff5200002c180
[  112.629451][    C1] RBP: ffffc90000160c80 R08: 0000000000000075 R09: ffff8881f7353067
[  112.637402][    C1] R10: ffffed103ee6a60c R11: 00000000000451b8 R12: ffff8881f735c360
[  112.645625][    C1] R13: ffff88811dd60870 R14: ffff8881f735c360 R15: ffff8881f7355a40
[  112.653654][    C1] FS:  0000000000000000(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000
[  112.662855][    C1] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  112.669500][    C1] CR2: 0000555556515b78 CR3: 000000011b665000 CR4: 00000000003506a0
[  112.677534][    C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  112.685472][    C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  112.693412][    C1] Kernel panic - not syncing: Fatal exception in interrupt
[  112.700975][    C1] Kernel Offset: disabled
[  112.705276][    C1] Rebooting in 86400 seconds..