Warning: Permanently added '10.128.1.88' (ECDSA) to the list of known hosts. 2022/05/18 17:19:49 parsed 1 programs [ 39.411420][ T23] audit: type=1400 audit(1652894389.569:148): avc: denied { mounton } for pid=401 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 [ 39.415100][ T401] cgroup: Unknown subsys name 'net' [ 39.440537][ T401] cgroup: Unknown subsys name 'devices' [ 39.446906][ T401] cgroup: Unknown subsys name 'hugetlb' [ 39.452640][ T401] cgroup: Unknown subsys name 'rlimit' 2022/05/18 17:19:49 executed programs: 0 [ 39.459151][ T23] audit: type=1400 audit(1652894389.619:149): avc: denied { mounton } for pid=401 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 [ 39.522234][ T23] audit: type=1400 audit(1652894389.619:150): avc: denied { mount } for pid=401 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 [ 39.550644][ T23] audit: type=1400 audit(1652894389.649:151): avc: denied { mounton } for pid=409 comm="syz-executor.1" 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 [ 39.574971][ T23] audit: type=1400 audit(1652894389.649:152): avc: denied { module_request } for pid=409 comm="syz-executor.1" kmod="netdev-nr1" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 39.632119][ T414] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.639433][ T414] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.646934][ T414] device bridge_slave_0 entered promiscuous mode [ 39.655164][ T414] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.663754][ T414] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.671488][ T414] device bridge_slave_1 entered promiscuous mode [ 39.681618][ T409] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.689029][ T409] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.696418][ T409] device bridge_slave_0 entered promiscuous mode [ 39.713297][ T409] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.720529][ T409] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.727989][ T409] device bridge_slave_1 entered promiscuous mode [ 39.735463][ T408] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.742703][ T408] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.750297][ T408] device bridge_slave_0 entered promiscuous mode [ 39.771405][ T408] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.778482][ T408] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.785807][ T408] device bridge_slave_1 entered promiscuous mode [ 39.810601][ T415] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.817670][ T415] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.825102][ T415] device bridge_slave_0 entered promiscuous mode [ 39.855486][ T415] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.862539][ T415] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.869961][ T415] device bridge_slave_1 entered promiscuous mode [ 39.901144][ T411] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.908451][ T411] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.915901][ T411] device bridge_slave_0 entered promiscuous mode [ 39.948461][ T411] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.955709][ T411] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.963036][ T411] device bridge_slave_1 entered promiscuous mode [ 39.972011][ T414] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.979060][ T414] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.986286][ T414] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.993562][ T414] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.012083][ T409] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.019815][ T409] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.027592][ T409] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.034811][ T409] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.048127][ T413] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.055742][ T413] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.063966][ T413] device bridge_slave_0 entered promiscuous mode [ 40.071142][ T413] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.078361][ T413] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.085618][ T413] device bridge_slave_1 entered promiscuous mode [ 40.137697][ T415] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.144869][ T415] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.152111][ T415] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.159341][ T415] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.169184][ T408] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.176321][ T408] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.183713][ T408] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.190933][ T408] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.210149][ T411] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.217209][ T411] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.224424][ T411] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.231857][ T411] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.254692][ T377] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 40.262455][ T377] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.270087][ T377] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.277339][ T377] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.284448][ T377] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.291819][ T377] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.299452][ T377] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.306793][ T377] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.314120][ T377] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.321731][ T377] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.329114][ T377] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.356003][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 40.364212][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 40.372765][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.380982][ T108] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.388219][ T108] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.395874][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.403969][ T108] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.411000][ T108] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.418293][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.426600][ T108] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.433620][ T108] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.440970][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.449557][ T108] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.456675][ T108] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.464133][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 40.472105][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.507774][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 40.516740][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 40.525365][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 40.533399][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.541399][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.549566][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.556583][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.563840][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.572333][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.579523][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.586846][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 40.594913][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.631291][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 40.639880][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 40.649093][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 40.656960][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 40.665620][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 40.673932][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 40.682185][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 40.713472][ T379] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 40.713481][ T23] audit: type=1400 audit(1652894390.869:153): avc: denied { mount } for pid=414 comm="syz-executor.5" name="/" dev="binder" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=filesystem permissive=1 [ 40.747396][ T379] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 40.754940][ T379] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 40.762306][ T379] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.770623][ T379] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.777752][ T379] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.785154][ T379] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.793292][ T379] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.800327][ T379] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.807682][ T379] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 40.815668][ T379] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.823571][ T379] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.832103][ T379] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.839141][ T379] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.846667][ T379] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.854978][ T379] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.861976][ T379] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.869489][ T379] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 40.877447][ T379] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 40.885724][ T379] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 40.894123][ T379] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 40.903006][ T379] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 40.911130][ T379] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 40.919454][ T379] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 40.927629][ T379] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 40.936010][ T379] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 40.944896][ T379] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 40.953142][ T379] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 40.961776][ T379] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 40.970252][ T379] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 40.978595][ T379] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 40.987126][ T379] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 40.995143][ T379] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.003050][ T379] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 41.011327][ T379] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.040809][ T23] audit: type=1400 audit(1652894391.199:154): avc: denied { mounton } for pid=434 comm="syz-executor.4" path="/root/syzkaller-testdir231129227/syzkaller.mvfawe/0/file0" dev="sda1" ino=1159 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 41.069525][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.075541][ T437] FAULT_INJECTION: forcing a failure. [ 41.075541][ T437] name failslab, interval 1, probability 0, space 0, times 1 [ 41.078286][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.089890][ T437] CPU: 0 PID: 437 Comm: syz-executor.5 Not tainted 5.10.117-syzkaller-986967-g0974b8411a58 #0 [ 41.097783][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 41.107998][ T437] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.108002][ T437] Call Trace: [ 41.108020][ T437] dump_stack_lvl+0x1e2/0x24b [ 41.108029][ T437] ? bfq_pos_tree_add_move+0x43e/0x43e [ 41.108045][ T437] dump_stack+0x15/0x17 [ 41.116548][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 41.126298][ T437] should_fail+0x3c0/0x510 [ 41.126309][ T437] ? pids_css_alloc+0x4e/0x120 [ 41.126318][ T437] __should_failslab+0x9f/0xe0 [ 41.126335][ T437] should_failslab+0x9/0x20 [ 41.130116][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 41.134341][ T437] kmem_cache_alloc_trace+0x3a/0x330 [ 41.140111][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.143916][ T437] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 41.152276][ T378] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.156422][ T437] pids_css_alloc+0x4e/0x120 [ 41.156433][ T437] cgroup_apply_control_enable+0x350/0x12f0 [ 41.156448][ T437] cgroup_apply_control+0x93/0x710 [ 41.161183][ T378] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.165917][ T437] ? css_next_child+0x160/0x160 [ 41.165926][ T437] ? io_schedule+0x120/0x120 [ 41.165941][ T437] ? kernfs_fop_write_iter+0x15e/0x410 [ 41.171019][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 41.178541][ T437] ? __kasan_check_write+0x14/0x20 [ 41.178551][ T437] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 41.178566][ T437] cgroup_subtree_control_write+0xd19/0x1310 [ 41.184318][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 41.192161][ T437] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 41.192171][ T437] ? __kasan_check_write+0x14/0x20 [ 41.192181][ T437] ? _copy_from_iter+0x3fb/0xd60 [ 41.192195][ T437] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 41.198037][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 41.204388][ T437] cgroup_file_write+0x28e/0x590 [ 41.209406][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.214901][ T437] ? cgroup_seqfile_stop+0xc0/0xc0 [ 41.214911][ T437] ? mutex_lock+0xa6/0x110 [ 41.214919][ T437] ? mutex_trylock+0xb0/0xb0 [ 41.214935][ T437] ? __kasan_check_write+0x14/0x20 [ 41.220512][ T378] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.227379][ T437] kernfs_fop_write_iter+0x2d0/0x410 [ 41.227389][ T437] ? cgroup_seqfile_stop+0xc0/0xc0 [ 41.227404][ T437] vfs_write+0xc1c/0xf40 [ 41.232228][ T378] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.236795][ T437] ? kernel_write+0x3c0/0x3c0 [ 41.236806][ T437] ? mutex_trylock+0xb0/0xb0 [ 41.236821][ T437] ? __fdget_pos+0x26d/0x310 [ 41.242815][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 41.250188][ T437] ? ksys_write+0x77/0x2c0 [ 41.250197][ T437] ksys_write+0x198/0x2c0 [ 41.250211][ T437] ? __ia32_sys_read+0x90/0x90 [ 41.255603][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 41.260579][ T437] ? debug_smp_processor_id+0x17/0x20 [ 41.267115][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 41.274568][ T437] __x64_sys_write+0x7b/0x90 [ 41.280906][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 41.285595][ T437] do_syscall_64+0x34/0x70 [ 41.285606][ T437] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 41.285621][ T437] RIP: 0033:0x7fc9a290a0e9 [ 41.291271][ T377] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 41.296564][ 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 [ 41.296570][ T437] RSP: 002b:00007fc9a2880168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 41.296590][ T437] RAX: ffffffffffffffda RBX: 00007fc9a2a1cf60 RCX: 00007fc9a290a0e9 [ 41.493754][ T437] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 41.501795][ T437] RBP: 00007fc9a28801d0 R08: 0000000000000000 R09: 0000000000000000 [ 41.509757][ T437] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 41.517736][ T437] R13: 00007ffe4670b4df R14: 00007fc9a2880300 R15: 0000000000022000 [ 41.534855][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.542797][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.545295][ T440] FAULT_INJECTION: forcing a failure. [ 41.545295][ T440] name failslab, interval 1, probability 0, space 0, times 0 [ 41.563517][ T440] CPU: 1 PID: 440 Comm: syz-executor.4 Not tainted 5.10.117-syzkaller-986967-g0974b8411a58 #0 [ 41.573935][ T440] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.584058][ T440] Call Trace: [ 41.587848][ T440] dump_stack_lvl+0x1e2/0x24b [ 41.592500][ T440] ? bfq_pos_tree_add_move+0x43e/0x43e [ 41.598032][ T440] ? selinux_kernfs_init_security+0x1a8/0x760 [ 41.604198][ T440] dump_stack+0x15/0x17 [ 41.608513][ T440] should_fail+0x3c0/0x510 [ 41.612912][ T440] ? __kernfs_new_node+0x99/0x6e0 [ 41.617914][ T440] __should_failslab+0x9f/0xe0 [ 41.622655][ T440] should_failslab+0x9/0x20 [ 41.627142][ T440] __kmalloc_track_caller+0x5f/0x350 [ 41.632500][ T440] kstrdup_const+0x55/0x90 [ 41.636905][ T440] __kernfs_new_node+0x99/0x6e0 [ 41.641750][ T440] ? is_module_text_address+0xe1/0x140 [ 41.647185][ T440] ? kernfs_new_node+0x170/0x170 [ 41.652101][ T440] ? ptr_to_hashval+0x60/0x60 [ 41.657103][ T440] ? arch_stack_walk+0xf8/0x140 [ 41.661939][ T440] ? snprintf+0xd6/0x120 [ 41.666158][ T440] kernfs_new_node+0x97/0x170 [ 41.670871][ T440] __kernfs_create_file+0x4a/0x270 [ 41.676110][ T440] cgroup_addrm_files+0xab8/0xfe0 [ 41.681140][ T440] ? ____kasan_kmalloc+0xdc/0x110 [ 41.686148][ T440] ? __kasan_kmalloc+0x9/0x10 [ 41.690799][ T440] ? kmem_cache_alloc_trace+0x1dd/0x330 [ 41.696324][ T440] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 41.702448][ T440] ? delete_node+0x759/0x7b0 [ 41.707011][ T440] ? __kasan_check_read+0x11/0x20 [ 41.712099][ T440] ? delete_node+0x759/0x7b0 [ 41.716666][ T440] ? __kasan_check_write+0x14/0x20 [ 41.721750][ T440] ? idr_replace+0x1c4/0x230 [ 41.726343][ T440] ? idr_get_next+0x4b0/0x4b0 [ 41.731026][ T440] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 41.736035][ T440] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 41.741298][ T440] css_populate_dir+0x137/0x370 [ 41.746142][ T440] cgroup_apply_control_enable+0x8b9/0x12f0 [ 41.752015][ T440] cgroup_apply_control+0x93/0x710 [ 41.757108][ T440] ? css_next_child+0x160/0x160 [ 41.762035][ T440] ? io_schedule+0x120/0x120 [ 41.766616][ T440] ? kernfs_fop_write_iter+0x15e/0x410 [ 41.772050][ T440] ? __kasan_check_write+0x14/0x20 [ 41.777238][ T440] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 41.782516][ T440] cgroup_subtree_control_write+0xd19/0x1310 [ 41.788473][ T440] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 41.794424][ T440] ? __kasan_check_write+0x14/0x20 [ 41.799513][ T440] ? _copy_from_iter+0x3fb/0xd60 [ 41.804519][ T440] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 41.810477][ T440] cgroup_file_write+0x28e/0x590 [ 41.815399][ T440] ? cgroup_seqfile_stop+0xc0/0xc0 [ 41.820489][ T440] ? mutex_lock+0xa6/0x110 [ 41.824881][ T440] ? mutex_trylock+0xb0/0xb0 [ 41.829448][ T440] ? __kasan_check_write+0x14/0x20 [ 41.834972][ T440] kernfs_fop_write_iter+0x2d0/0x410 [ 41.840362][ T440] ? cgroup_seqfile_stop+0xc0/0xc0 [ 41.845452][ T440] vfs_write+0xc1c/0xf40 [ 41.849930][ T440] ? kernel_write+0x3c0/0x3c0 [ 41.854581][ T440] ? mutex_trylock+0xb0/0xb0 [ 41.859158][ T440] ? __fdget_pos+0x26d/0x310 [ 41.863723][ T440] ? ksys_write+0x77/0x2c0 [ 41.868112][ T440] ksys_write+0x198/0x2c0 [ 41.872412][ T440] ? __ia32_sys_read+0x90/0x90 [ 41.877150][ T440] ? debug_smp_processor_id+0x17/0x20 [ 41.882497][ T440] __x64_sys_write+0x7b/0x90 [ 41.887164][ T440] do_syscall_64+0x34/0x70 [ 41.891585][ T440] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 41.897456][ T440] RIP: 0033:0x7f3ffd6020e9 [ 41.901848][ T440] 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 [ 41.921594][ T440] RSP: 002b:00007f3ffd557168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 41.930080][ T440] RAX: ffffffffffffffda RBX: 00007f3ffd715030 RCX: 00007f3ffd6020e9 [ 41.938355][ T440] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 41.946398][ T440] RBP: 00007f3ffd5571d0 R08: 0000000000000000 R09: 0000000000000000 [ 41.954613][ T440] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 41.963708][ T440] R13: 00007ffda605dd2f R14: 00007f3ffd557300 R15: 0000000000022000 [ 41.972637][ T23] audit: type=1400 audit(1652894392.129:155): avc: denied { append } for pid=143 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 [ 41.981088][ T440] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 41.995828][ T23] audit: type=1400 audit(1652894392.129:156): avc: denied { open } for pid=143 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 [ 41.995843][ T23] audit: type=1400 audit(1652894392.129:157): avc: denied { getattr } for pid=143 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 [ 42.062389][ T379] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 42.082871][ T379] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 42.091433][ T379] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 42.101095][ T379] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 42.113877][ T447] FAULT_INJECTION: forcing a failure. [ 42.113877][ T447] name failslab, interval 1, probability 0, space 0, times 0 [ 42.126596][ T447] CPU: 0 PID: 447 Comm: syz-executor.0 Not tainted 5.10.117-syzkaller-986967-g0974b8411a58 #0 [ 42.136822][ T447] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.146858][ T447] Call Trace: [ 42.150148][ T447] dump_stack_lvl+0x1e2/0x24b [ 42.154805][ T447] ? bfq_pos_tree_add_move+0x43e/0x43e [ 42.160409][ T447] ? selinux_kernfs_init_security+0x1a8/0x760 [ 42.166451][ T447] dump_stack+0x15/0x17 [ 42.170580][ T447] should_fail+0x3c0/0x510 [ 42.174968][ T447] ? __kernfs_new_node+0x99/0x6e0 [ 42.179967][ T447] __should_failslab+0x9f/0xe0 [ 42.184710][ T447] should_failslab+0x9/0x20 [ 42.189185][ T447] __kmalloc_track_caller+0x5f/0x350 [ 42.194444][ T447] kstrdup_const+0x55/0x90 [ 42.198832][ T447] __kernfs_new_node+0x99/0x6e0 [ 42.203654][ T447] ? is_module_text_address+0xe1/0x140 [ 42.209087][ T447] ? kernfs_new_node+0x170/0x170 [ 42.213997][ T447] ? ptr_to_hashval+0x60/0x60 [ 42.218652][ T447] ? arch_stack_walk+0xf8/0x140 [ 42.223484][ T447] ? snprintf+0xd6/0x120 [ 42.227786][ T447] kernfs_new_node+0x97/0x170 [ 42.232610][ T447] __kernfs_create_file+0x4a/0x270 [ 42.237695][ T447] cgroup_addrm_files+0xab8/0xfe0 [ 42.242691][ T447] ? ____kasan_kmalloc+0xdc/0x110 [ 42.247683][ T447] ? __kasan_kmalloc+0x9/0x10 [ 42.252328][ T447] ? kmem_cache_alloc_trace+0x1dd/0x330 [ 42.257846][ T447] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 42.263990][ T447] ? delete_node+0x759/0x7b0 [ 42.268559][ T447] ? __kasan_check_read+0x11/0x20 [ 42.273553][ T447] ? delete_node+0x759/0x7b0 [ 42.278132][ T447] ? __kasan_check_write+0x14/0x20 [ 42.283306][ T447] ? idr_replace+0x1c4/0x230 [ 42.287881][ T447] ? idr_get_next+0x4b0/0x4b0 [ 42.292538][ T447] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 42.297541][ T447] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 42.302714][ T447] css_populate_dir+0x137/0x370 [ 42.307536][ T447] cgroup_apply_control_enable+0x8b9/0x12f0 [ 42.313404][ T447] cgroup_apply_control+0x93/0x710 [ 42.318488][ T447] ? css_next_child+0x160/0x160 [ 42.323397][ T447] ? io_schedule+0x120/0x120 [ 42.327966][ T447] ? kernfs_fop_write_iter+0x15e/0x410 [ 42.333395][ T447] ? __kasan_check_write+0x14/0x20 [ 42.338486][ T447] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 42.343749][ T447] cgroup_subtree_control_write+0xd19/0x1310 [ 42.349713][ T447] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 42.355669][ T447] ? __kasan_check_write+0x14/0x20 [ 42.360753][ T447] ? _copy_from_iter+0x3fb/0xd60 [ 42.365668][ T447] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 42.371621][ T447] cgroup_file_write+0x28e/0x590 [ 42.376529][ T447] ? cgroup_seqfile_stop+0xc0/0xc0 [ 42.381627][ T447] ? mutex_lock+0xa6/0x110 [ 42.386016][ T447] ? mutex_trylock+0xb0/0xb0 [ 42.390603][ T447] ? __kasan_check_write+0x14/0x20 [ 42.395694][ T447] kernfs_fop_write_iter+0x2d0/0x410 [ 42.401038][ T447] ? cgroup_seqfile_stop+0xc0/0xc0 [ 42.406246][ T447] vfs_write+0xc1c/0xf40 [ 42.410482][ T447] ? kernel_write+0x3c0/0x3c0 [ 42.415140][ T447] ? mutex_trylock+0xb0/0xb0 [ 42.419705][ T447] ? __fdget_pos+0x26d/0x310 [ 42.424276][ T447] ? ksys_write+0x77/0x2c0 [ 42.428676][ T447] ksys_write+0x198/0x2c0 [ 42.432978][ T447] ? __ia32_sys_read+0x90/0x90 [ 42.437723][ T447] ? debug_smp_processor_id+0x17/0x20 [ 42.443240][ T447] __x64_sys_write+0x7b/0x90 [ 42.448008][ T447] do_syscall_64+0x34/0x70 [ 42.452413][ T447] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 42.458287][ T447] RIP: 0033:0x7fb88843e0e9 [ 42.462679][ T447] 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 [ 42.482449][ T447] RSP: 002b:00007fb8883b4168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 42.490857][ T447] RAX: ffffffffffffffda RBX: 00007fb888550f60 RCX: 00007fb88843e0e9 [ 42.498945][ T447] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 42.506896][ T447] RBP: 00007fb8883b41d0 R08: 0000000000000000 R09: 0000000000000000 [ 42.514841][ T447] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 42.522794][ T447] R13: 00007ffed5949eef R14: 00007fb8883b4300 R15: 0000000000022000 [ 42.535720][ T447] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 42.543428][ T377] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 42.552731][ T377] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 42.562456][ T377] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 42.571349][ T377] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 42.579828][ T377] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 42.588314][ T377] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 42.596815][ T377] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 42.604572][ T377] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 42.626119][ T377] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 42.634804][ T377] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 42.646232][ T450] FAULT_INJECTION: forcing a failure. [ 42.646232][ T450] name failslab, interval 1, probability 0, space 0, times 0 [ 42.667733][ T450] CPU: 0 PID: 450 Comm: syz-executor.4 Not tainted 5.10.117-syzkaller-986967-g0974b8411a58 #0 [ 42.669038][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 42.677986][ T450] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.677990][ T450] Call Trace: [ 42.678009][ T450] dump_stack_lvl+0x1e2/0x24b [ 42.678017][ T450] ? panic+0x7d7/0x7d7 [ 42.678025][ T450] ? bfq_pos_tree_add_move+0x43e/0x43e [ 42.678035][ T450] ? selinux_kernfs_init_security+0x1a8/0x760 [ 42.678052][ T450] dump_stack+0x15/0x17 [ 42.689428][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 42.696495][ T450] should_fail+0x3c0/0x510 [ 42.696506][ T450] __should_failslab+0x9f/0xe0 [ 42.696516][ T450] should_failslab+0x9/0x20 [ 42.696527][ T450] kmem_cache_alloc+0x3f/0x300 [ 42.696535][ T450] ? __kernfs_new_node+0xdb/0x6e0 [ 42.696543][ T450] __kernfs_new_node+0xdb/0x6e0 [ 42.696553][ T450] ? is_module_text_address+0xe1/0x140 [ 42.696560][ T450] ? kernfs_new_node+0x170/0x170 [ 42.696578][ T450] ? ptr_to_hashval+0x60/0x60 [ 42.700722][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 42.704584][ T450] ? arch_stack_walk+0xf8/0x140 [ 42.704596][ T450] ? snprintf+0xd6/0x120 [ 42.704605][ T450] kernfs_new_node+0x97/0x170 [ 42.704621][ T450] __kernfs_create_file+0x4a/0x270 [ 42.708932][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 42.714099][ T450] cgroup_addrm_files+0xab8/0xfe0 [ 42.714109][ T450] ? ____kasan_kmalloc+0xdc/0x110 [ 42.714116][ T450] ? __kasan_kmalloc+0x9/0x10 [ 42.714133][ T450] ? kmem_cache_alloc_trace+0x1dd/0x330 [ 42.830282][ T450] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 42.836415][ T450] ? delete_node+0x759/0x7b0 [ 42.840982][ T450] ? __kasan_check_read+0x11/0x20 [ 42.845981][ T450] ? delete_node+0x759/0x7b0 [ 42.850542][ T450] ? __kasan_check_write+0x14/0x20 [ 42.855629][ T450] ? idr_replace+0x1c4/0x230 [ 42.860191][ T450] ? idr_get_next+0x4b0/0x4b0 [ 42.864849][ T450] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 42.869854][ T450] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 42.875023][ T450] css_populate_dir+0x137/0x370 [ 42.879848][ T450] cgroup_apply_control_enable+0x8b9/0x12f0 [ 42.885722][ T450] cgroup_apply_control+0x93/0x710 [ 42.890812][ T450] ? css_next_child+0x160/0x160 [ 42.895634][ T450] ? io_schedule+0x120/0x120 [ 42.900195][ T450] ? kernfs_fop_write_iter+0x15e/0x410 [ 42.905628][ T450] ? __kasan_check_write+0x14/0x20 [ 42.910798][ T450] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 42.916066][ T450] cgroup_subtree_control_write+0xd19/0x1310 [ 42.922025][ T450] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 42.927997][ T450] ? __kasan_check_write+0x14/0x20 [ 42.933083][ T450] ? _copy_from_iter+0x3fb/0xd60 [ 42.937995][ T450] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 42.943957][ T450] cgroup_file_write+0x28e/0x590 [ 42.948867][ T450] ? cgroup_seqfile_stop+0xc0/0xc0 [ 42.953954][ T450] ? mutex_lock+0xa6/0x110 [ 42.958348][ T450] ? mutex_trylock+0xb0/0xb0 [ 42.963000][ T450] ? __kasan_check_write+0x14/0x20 [ 42.968086][ T450] kernfs_fop_write_iter+0x2d0/0x410 [ 42.973453][ T450] ? cgroup_seqfile_stop+0xc0/0xc0 [ 42.978542][ T450] vfs_write+0xc1c/0xf40 [ 42.983368][ T450] ? kernel_write+0x3c0/0x3c0 [ 42.988021][ T450] ? mutex_trylock+0xb0/0xb0 [ 42.992587][ T450] ? __fdget_pos+0x26d/0x310 [ 42.997338][ T450] ? ksys_write+0x77/0x2c0 [ 43.001727][ T450] ksys_write+0x198/0x2c0 [ 43.006036][ T450] ? __ia32_sys_read+0x90/0x90 [ 43.010771][ T450] ? debug_smp_processor_id+0x17/0x20 [ 43.016478][ T450] __x64_sys_write+0x7b/0x90 [ 43.021055][ T450] do_syscall_64+0x34/0x70 [ 43.025445][ T450] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 43.031312][ T450] RIP: 0033:0x7f3ffd6020e9 [ 43.035714][ T450] 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 [ 43.055395][ T450] RSP: 002b:00007f3ffd557168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 43.063791][ T450] RAX: ffffffffffffffda RBX: 00007f3ffd715030 RCX: 00007f3ffd6020e9 [ 43.071742][ T450] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 43.079695][ T450] RBP: 00007f3ffd5571d0 R08: 0000000000000000 R09: 0000000000000000 [ 43.087642][ T450] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 43.095703][ T450] R13: 00007ffda605dd2f R14: 00007f3ffd557300 R15: 0000000000022000 [ 43.106243][ T450] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 43.141671][ T458] FAULT_INJECTION: forcing a failure. [ 43.141671][ T458] name failslab, interval 1, probability 0, space 0, times 0 [ 43.157654][ T458] CPU: 0 PID: 458 Comm: syz-executor.1 Not tainted 5.10.117-syzkaller-986967-g0974b8411a58 #0 [ 43.167897][ T458] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.177950][ T458] Call Trace: [ 43.181628][ T458] dump_stack_lvl+0x1e2/0x24b [ 43.186286][ T458] ? panic+0x7d7/0x7d7 [ 43.190331][ T458] ? bfq_pos_tree_add_move+0x43e/0x43e [ 43.195765][ T458] ? find_next_bit+0xd6/0x120 [ 43.200420][ T458] ? cpumask_next+0x11/0x30 [ 43.204911][ T458] dump_stack+0x15/0x17 [ 43.209041][ T458] should_fail+0x3c0/0x510 [ 43.213430][ T458] ? percpu_ref_init+0xd0/0x330 [ 43.218253][ T458] __should_failslab+0x9f/0xe0 [ 43.223254][ T458] should_failslab+0x9/0x20 [ 43.227922][ T458] kmem_cache_alloc_trace+0x3a/0x330 [ 43.233183][ T458] percpu_ref_init+0xd0/0x330 [ 43.238372][ T458] ? cgroup_setup_root+0xea0/0xea0 [ 43.243581][ T458] cgroup_apply_control_enable+0x3a2/0x12f0 [ 43.249631][ T458] cgroup_apply_control+0x93/0x710 [ 43.254815][ T458] ? css_next_child+0x160/0x160 [ 43.259641][ T458] ? io_schedule+0x120/0x120 [ 43.264208][ T458] ? kernfs_fop_write_iter+0x15e/0x410 [ 43.269642][ T458] ? __kasan_check_write+0x14/0x20 [ 43.274725][ T458] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 43.279986][ T458] cgroup_subtree_control_write+0xd19/0x1310 [ 43.285943][ T458] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 43.291898][ T458] ? __kasan_check_write+0x14/0x20 [ 43.296993][ T458] ? _copy_from_iter+0x3fb/0xd60 [ 43.301904][ T458] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 43.307856][ T458] cgroup_file_write+0x28e/0x590 [ 43.312769][ T458] ? cgroup_seqfile_stop+0xc0/0xc0 [ 43.317853][ T458] ? mutex_lock+0xa6/0x110 [ 43.322248][ T458] ? mutex_trylock+0xb0/0xb0 [ 43.326811][ T458] ? __kasan_check_write+0x14/0x20 [ 43.332028][ T458] kernfs_fop_write_iter+0x2d0/0x410 [ 43.337324][ T458] ? cgroup_seqfile_stop+0xc0/0xc0 [ 43.342421][ T458] vfs_write+0xc1c/0xf40 [ 43.346650][ T458] ? kernel_write+0x3c0/0x3c0 [ 43.351485][ T458] ? mutex_trylock+0xb0/0xb0 [ 43.356399][ T458] ? __fdget_pos+0x26d/0x310 [ 43.360962][ T458] ? ksys_write+0x77/0x2c0 [ 43.365532][ T458] ksys_write+0x198/0x2c0 [ 43.369842][ T458] ? __ia32_sys_read+0x90/0x90 [ 43.374577][ T458] ? debug_smp_processor_id+0x17/0x20 [ 43.379920][ T458] __x64_sys_write+0x7b/0x90 [ 43.384483][ T458] do_syscall_64+0x34/0x70 [ 43.388897][ T458] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 43.394899][ T458] RIP: 0033:0x7f4c87cec0e9 [ 43.399383][ T458] 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 [ 43.418981][ T458] RSP: 002b:00007f4c87c62168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 43.429208][ T458] RAX: ffffffffffffffda RBX: 00007f4c87dfef60 RCX: 00007f4c87cec0e9 [ 43.437168][ T458] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 43.445123][ T458] RBP: 00007f4c87c621d0 R08: 0000000000000000 R09: 0000000000000000 [ 43.453075][ T458] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 43.461023][ T458] R13: 00007ffc70b1ee8f R14: 00007f4c87c62300 R15: 0000000000022000 [ 43.515234][ T464] FAULT_INJECTION: forcing a failure. [ 43.515234][ T464] name failslab, interval 1, probability 0, space 0, times 0 [ 43.528829][ T464] CPU: 1 PID: 464 Comm: syz-executor.0 Not tainted 5.10.117-syzkaller-986967-g0974b8411a58 #0 [ 43.539064][ T464] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.549096][ T464] Call Trace: [ 43.552376][ T464] dump_stack_lvl+0x1e2/0x24b [ 43.557052][ T464] ? panic+0x7d7/0x7d7 [ 43.561255][ T464] ? bfq_pos_tree_add_move+0x43e/0x43e [ 43.566704][ T464] ? selinux_kernfs_init_security+0x1a8/0x760 [ 43.572840][ T464] dump_stack+0x15/0x17 [ 43.576990][ T464] should_fail+0x3c0/0x510 [ 43.581404][ T464] __should_failslab+0x9f/0xe0 [ 43.586157][ T464] should_failslab+0x9/0x20 [ 43.590637][ T464] kmem_cache_alloc+0x3f/0x300 [ 43.595393][ T464] ? __kernfs_new_node+0xdb/0x6e0 [ 43.600404][ T464] __kernfs_new_node+0xdb/0x6e0 [ 43.605235][ T464] ? is_module_text_address+0xe1/0x140 [ 43.610673][ T464] ? kernfs_new_node+0x170/0x170 [ 43.616025][ T464] ? ptr_to_hashval+0x60/0x60 [ 43.620677][ T464] ? arch_stack_walk+0xf8/0x140 [ 43.625502][ T464] ? snprintf+0xd6/0x120 [ 43.629792][ T464] kernfs_new_node+0x97/0x170 [ 43.634447][ T464] __kernfs_create_file+0x4a/0x270 [ 43.639535][ T464] cgroup_addrm_files+0xab8/0xfe0 [ 43.644535][ T464] ? ____kasan_kmalloc+0xdc/0x110 [ 43.649537][ T464] ? __kasan_kmalloc+0x9/0x10 [ 43.654191][ T464] ? kmem_cache_alloc_trace+0x1dd/0x330 [ 43.659713][ T464] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 43.665851][ T464] ? delete_node+0x759/0x7b0 [ 43.670418][ T464] ? __kasan_check_read+0x11/0x20 [ 43.675417][ T464] ? delete_node+0x759/0x7b0 [ 43.679981][ T464] ? __kasan_check_write+0x14/0x20 [ 43.685069][ T464] ? idr_replace+0x1c4/0x230 [ 43.689634][ T464] ? idr_get_next+0x4b0/0x4b0 [ 43.694285][ T464] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 43.699286][ T464] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 43.704632][ T464] css_populate_dir+0x137/0x370 [ 43.709468][ T464] cgroup_apply_control_enable+0x8b9/0x12f0 [ 43.715336][ T464] cgroup_apply_control+0x93/0x710 [ 43.720684][ T464] ? css_next_child+0x160/0x160 [ 43.725511][ T464] ? io_schedule+0x120/0x120 [ 43.730079][ T464] ? kernfs_fop_write_iter+0x15e/0x410 [ 43.735511][ T464] ? __kasan_check_write+0x14/0x20 [ 43.740596][ T464] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 43.745866][ T464] cgroup_subtree_control_write+0xd19/0x1310 [ 43.751846][ T464] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 43.757817][ T464] ? __kasan_check_write+0x14/0x20 [ 43.763000][ T464] ? _copy_from_iter+0x3fb/0xd60 [ 43.768009][ T464] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 43.774060][ T464] cgroup_file_write+0x28e/0x590 [ 43.778973][ T464] ? cgroup_seqfile_stop+0xc0/0xc0 [ 43.784061][ T464] ? mutex_lock+0xa6/0x110 [ 43.788457][ T464] ? mutex_trylock+0xb0/0xb0 [ 43.793114][ T464] ? __kasan_check_write+0x14/0x20 [ 43.798200][ T464] kernfs_fop_write_iter+0x2d0/0x410 [ 43.803464][ T464] ? cgroup_seqfile_stop+0xc0/0xc0 [ 43.808552][ T464] vfs_write+0xc1c/0xf40 [ 43.812862][ T464] ? kernel_write+0x3c0/0x3c0 [ 43.817602][ T464] ? mutex_trylock+0xb0/0xb0 [ 43.822171][ T464] ? __fdget_pos+0x26d/0x310 [ 43.826734][ T464] ? ksys_write+0x77/0x2c0 [ 43.831127][ T464] ksys_write+0x198/0x2c0 [ 43.835432][ T464] ? __ia32_sys_read+0x90/0x90 [ 43.840178][ T464] ? debug_smp_processor_id+0x17/0x20 [ 43.845537][ T464] __x64_sys_write+0x7b/0x90 [ 43.850104][ T464] do_syscall_64+0x34/0x70 [ 43.854517][ T464] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 43.860386][ T464] RIP: 0033:0x7fb88843e0e9 [ 43.864782][ T464] 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 [ 43.884910][ T464] RSP: 002b:00007fb888393168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 43.893315][ T464] RAX: ffffffffffffffda RBX: 00007fb888551030 RCX: 00007fb88843e0e9 [ 43.901265][ T464] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 43.909212][ T464] RBP: 00007fb8883931d0 R08: 0000000000000000 R09: 0000000000000000 [ 43.917157][ T464] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 43.925107][ T464] R13: 00007ffed5949eef R14: 00007fb888393300 R15: 0000000000022000 [ 43.934872][ T464] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 43.955296][ T472] FAULT_INJECTION: forcing a failure. [ 43.955296][ T472] name failslab, interval 1, probability 0, space 0, times 0 [ 43.967968][ T472] CPU: 1 PID: 472 Comm: syz-executor.2 Not tainted 5.10.117-syzkaller-986967-g0974b8411a58 #0 [ 43.978277][ T472] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.988350][ T472] Call Trace: [ 43.991626][ T472] dump_stack_lvl+0x1e2/0x24b [ 43.996286][ T472] ? panic+0x7d7/0x7d7 [ 44.000336][ T472] ? bfq_pos_tree_add_move+0x43e/0x43e [ 44.005785][ T472] ? selinux_kernfs_init_security+0x1a8/0x760 [ 44.011825][ T472] dump_stack+0x15/0x17 [ 44.015961][ T472] should_fail+0x3c0/0x510 [ 44.020351][ T472] __should_failslab+0x9f/0xe0 [ 44.025091][ T472] should_failslab+0x9/0x20 [ 44.029566][ T472] kmem_cache_alloc+0x3f/0x300 [ 44.034313][ T472] ? __kernfs_new_node+0xdb/0x6e0 [ 44.039311][ T472] __kernfs_new_node+0xdb/0x6e0 [ 44.044138][ T472] ? is_module_text_address+0xe1/0x140 [ 44.049573][ T472] ? kernfs_new_node+0x170/0x170 [ 44.054504][ T472] ? ptr_to_hashval+0x60/0x60 [ 44.059156][ T472] ? arch_stack_walk+0xf8/0x140 [ 44.063984][ T472] ? snprintf+0xd6/0x120 [ 44.068208][ T472] kernfs_new_node+0x97/0x170 [ 44.072904][ T472] __kernfs_create_file+0x4a/0x270 [ 44.078106][ T472] cgroup_addrm_files+0xab8/0xfe0 [ 44.083316][ T472] ? ____kasan_kmalloc+0xdc/0x110 [ 44.088534][ T472] ? __kasan_kmalloc+0x9/0x10 [ 44.093297][ T472] ? kmem_cache_alloc_trace+0x1dd/0x330 [ 44.098991][ T472] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 44.105427][ T472] ? delete_node+0x759/0x7b0 [ 44.110147][ T472] ? __kasan_check_read+0x11/0x20 [ 44.115265][ T472] ? delete_node+0x759/0x7b0 [ 44.120225][ T472] ? __kasan_check_write+0x14/0x20 [ 44.125455][ T472] ? idr_replace+0x1c4/0x230 [ 44.130869][ T472] ? idr_get_next+0x4b0/0x4b0 [ 44.136395][ T472] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 44.143416][ T472] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 44.149137][ T472] css_populate_dir+0x137/0x370 [ 44.154666][ T472] cgroup_apply_control_enable+0x8b9/0x12f0 [ 44.161462][ T472] cgroup_apply_control+0x93/0x710 [ 44.167170][ T472] ? css_next_child+0x160/0x160 [ 44.172586][ T472] ? io_schedule+0x120/0x120 [ 44.177669][ T472] ? kernfs_fop_write_iter+0x15e/0x410 [ 44.183329][ T472] ? __kasan_check_write+0x14/0x20 [ 44.188941][ T472] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 44.194806][ T472] cgroup_subtree_control_write+0xd19/0x1310 [ 44.200882][ T472] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 44.207119][ T472] ? __kasan_check_write+0x14/0x20 [ 44.212230][ T472] ? _copy_from_iter+0x3fb/0xd60 [ 44.217426][ T472] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 44.223429][ T472] cgroup_file_write+0x28e/0x590 [ 44.228563][ T472] ? cgroup_seqfile_stop+0xc0/0xc0 [ 44.233688][ T472] ? mutex_lock+0xa6/0x110 [ 44.238234][ T472] ? mutex_trylock+0xb0/0xb0 [ 44.242924][ T472] ? __kasan_check_write+0x14/0x20 [ 44.248227][ T472] kernfs_fop_write_iter+0x2d0/0x410 [ 44.254441][ T472] ? cgroup_seqfile_stop+0xc0/0xc0 [ 44.259853][ T472] vfs_write+0xc1c/0xf40 [ 44.264266][ T472] ? kernel_write+0x3c0/0x3c0 [ 44.269148][ T472] ? mutex_trylock+0xb0/0xb0 [ 44.273901][ T472] ? __fdget_pos+0x26d/0x310 [ 44.278487][ T472] ? ksys_write+0x77/0x2c0 [ 44.283058][ T472] ksys_write+0x198/0x2c0 [ 44.287496][ T472] ? __ia32_sys_read+0x90/0x90 [ 44.292256][ T472] ? debug_smp_processor_id+0x17/0x20 [ 44.297625][ T472] __x64_sys_write+0x7b/0x90 [ 44.302215][ T472] do_syscall_64+0x34/0x70 [ 44.306715][ T472] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 44.312793][ T472] RIP: 0033:0x7f8a6afaf0e9 [ 44.317414][ T472] 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 [ 44.342821][ T472] RSP: 002b:00007f8a6af04168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 44.351302][ T472] RAX: ffffffffffffffda RBX: 00007f8a6b0c2030 RCX: 00007f8a6afaf0e9 [ 44.359370][ T472] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 44.367321][ T472] RBP: 00007f8a6af041d0 R08: 0000000000000000 R09: 0000000000000000 [ 44.375403][ T472] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 44.383355][ T472] R13: 00007ffee69ba79f R14: 00007f8a6af04300 R15: 0000000000022000 [ 44.394554][ T472] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 44.445467][ T466] FAULT_INJECTION: forcing a failure. [ 44.445467][ T466] name failslab, interval 1, probability 0, space 0, times 0 [ 44.458466][ T466] CPU: 1 PID: 466 Comm: syz-executor.5 Not tainted 5.10.117-syzkaller-986967-g0974b8411a58 #0 [ 44.468706][ T466] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.478915][ T466] Call Trace: [ 44.482185][ T466] dump_stack_lvl+0x1e2/0x24b [ 44.486842][ T466] ? bfq_pos_tree_add_move+0x43e/0x43e [ 44.492358][ T466] ? selinux_kernfs_init_security+0x1a8/0x760 [ 44.498394][ T466] dump_stack+0x15/0x17 [ 44.502703][ T466] should_fail+0x3c0/0x510 [ 44.507109][ T466] ? __kernfs_new_node+0x99/0x6e0 [ 44.512126][ T466] __should_failslab+0x9f/0xe0 [ 44.516871][ T466] should_failslab+0x9/0x20 [ 44.521351][ T466] __kmalloc_track_caller+0x5f/0x350 [ 44.526610][ T466] kstrdup_const+0x55/0x90 [ 44.531019][ T466] __kernfs_new_node+0x99/0x6e0 [ 44.535850][ T466] ? is_module_text_address+0xe1/0x140 [ 44.541392][ T466] ? kernfs_new_node+0x170/0x170 [ 44.546405][ T466] ? ptr_to_hashval+0x60/0x60 [ 44.551062][ T466] ? arch_stack_walk+0xf8/0x140 [ 44.555902][ T466] ? snprintf+0xd6/0x120 [ 44.560121][ T466] kernfs_new_node+0x97/0x170 [ 44.564946][ T466] __kernfs_create_file+0x4a/0x270 [ 44.570028][ T466] cgroup_addrm_files+0xab8/0xfe0 [ 44.575056][ T466] ? ____kasan_kmalloc+0xdc/0x110 [ 44.580136][ T466] ? __kasan_kmalloc+0x9/0x10 [ 44.584795][ T466] ? kmem_cache_alloc_trace+0x1dd/0x330 [ 44.590313][ T466] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 44.596443][ T466] ? delete_node+0x759/0x7b0 [ 44.601007][ T466] ? __kasan_check_read+0x11/0x20 [ 44.606003][ T466] ? delete_node+0x759/0x7b0 [ 44.610575][ T466] ? __kasan_check_write+0x14/0x20 [ 44.615679][ T466] ? idr_replace+0x1c4/0x230 [ 44.620272][ T466] ? idr_get_next+0x4b0/0x4b0 [ 44.624928][ T466] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 44.630096][ T466] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 44.635305][ T466] css_populate_dir+0x137/0x370 [ 44.640140][ T466] cgroup_apply_control_enable+0x8b9/0x12f0 [ 44.646015][ T466] cgroup_apply_control+0x93/0x710 [ 44.651108][ T466] ? css_next_child+0x160/0x160 [ 44.656452][ T466] ? io_schedule+0x120/0x120 [ 44.661018][ T466] ? __kasan_check_write+0x14/0x20 [ 44.666198][ T466] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 44.672411][ T466] cgroup_subtree_control_write+0xd19/0x1310 [ 44.678366][ T466] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 44.684510][ T466] ? __kasan_check_write+0x14/0x20 [ 44.689612][ T466] ? _copy_from_iter+0x3fb/0xd60 [ 44.694631][ T466] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 44.700595][ T466] cgroup_file_write+0x28e/0x590 [ 44.705503][ T466] ? cgroup_seqfile_stop+0xc0/0xc0 [ 44.710764][ T466] ? mutex_lock+0xa6/0x110 [ 44.715166][ T466] ? mutex_trylock+0xb0/0xb0 [ 44.719760][ T466] ? __kasan_check_write+0x14/0x20 [ 44.724866][ T466] kernfs_fop_write_iter+0x2d0/0x410 [ 44.730311][ T466] ? cgroup_seqfile_stop+0xc0/0xc0 [ 44.735409][ T466] vfs_write+0xc1c/0xf40 [ 44.739639][ T466] ? kernel_write+0x3c0/0x3c0 [ 44.744395][ T466] ? mutex_trylock+0xb0/0xb0 [ 44.749078][ T466] ? __fdget_pos+0x26d/0x310 [ 44.753750][ T466] ? ksys_write+0x77/0x2c0 [ 44.758149][ T466] ksys_write+0x198/0x2c0 [ 44.762457][ T466] ? __ia32_sys_read+0x90/0x90 [ 44.767327][ T466] ? debug_smp_processor_id+0x17/0x20 [ 44.773149][ T466] __x64_sys_write+0x7b/0x90 [ 44.777731][ T466] do_syscall_64+0x34/0x70 [ 44.782133][ T466] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 44.788214][ T466] RIP: 0033:0x7fc9a290a0e9 [ 44.792608][ T466] 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 [ 44.815118][ T466] RSP: 002b:00007fc9a285f168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 44.823521][ T466] RAX: ffffffffffffffda RBX: 00007fc9a2a1d030 RCX: 00007fc9a290a0e9 [ 44.831477][ T466] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 44.839456][ T466] RBP: 00007fc9a285f1d0 R08: 0000000000000000 R09: 0000000000000000 2022/05/18 17:19:55 executed programs: 17 [ 44.847411][ T466] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 44.855446][ T466] R13: 00007ffe4670b4df R14: 00007fc9a285f300 R15: 0000000000022000 [ 44.866237][ T466] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 44.925184][ T471] FAULT_INJECTION: forcing a failure. [ 44.925184][ T471] name failslab, interval 1, probability 0, space 0, times 0 [ 44.938981][ T471] CPU: 0 PID: 471 Comm: syz-executor.3 Not tainted 5.10.117-syzkaller-986967-g0974b8411a58 #0 [ 44.949385][ T471] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.959632][ T471] Call Trace: [ 44.962998][ T471] dump_stack_lvl+0x1e2/0x24b [ 44.967795][ T471] ? panic+0x7d7/0x7d7 [ 44.971856][ T471] ? bfq_pos_tree_add_move+0x43e/0x43e [ 44.977322][ T471] ? find_next_bit+0xd6/0x120 [ 44.981990][ T471] ? cpumask_next+0x11/0x30 [ 44.986473][ T471] dump_stack+0x15/0x17 [ 44.990787][ T471] should_fail+0x3c0/0x510 [ 44.995277][ T471] ? percpu_ref_init+0xd0/0x330 [ 45.000107][ T471] __should_failslab+0x9f/0xe0 [ 45.004847][ T471] should_failslab+0x9/0x20 [ 45.009325][ T471] kmem_cache_alloc_trace+0x3a/0x330 [ 45.014584][ T471] percpu_ref_init+0xd0/0x330 [ 45.019474][ T471] ? cgroup_setup_root+0xea0/0xea0 [ 45.024804][ T471] cgroup_apply_control_enable+0x3a2/0x12f0 [ 45.030966][ T471] cgroup_apply_control+0x93/0x710 [ 45.036189][ T471] ? css_next_child+0x160/0x160 [ 45.041265][ T471] ? release_task_stack+0x4c2/0x660 [ 45.046449][ T471] ? io_schedule+0x120/0x120 [ 45.051020][ T471] ? kernfs_fop_write_iter+0x15e/0x410 [ 45.056473][ T471] ? __kasan_check_write+0x14/0x20 [ 45.061601][ T471] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 45.066872][ T471] cgroup_subtree_control_write+0xd19/0x1310 [ 45.072837][ T471] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 45.078891][ T471] ? __kasan_check_write+0x14/0x20 [ 45.084180][ T471] ? _copy_from_iter+0x3fb/0xd60 [ 45.089386][ T471] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 45.095605][ T471] cgroup_file_write+0x28e/0x590 [ 45.100787][ T471] ? cgroup_seqfile_stop+0xc0/0xc0 [ 45.105975][ T471] ? mutex_lock+0xa6/0x110 [ 45.110484][ T471] ? mutex_trylock+0xb0/0xb0 [ 45.115403][ T471] ? __kasan_check_write+0x14/0x20 [ 45.120755][ T471] kernfs_fop_write_iter+0x2d0/0x410 [ 45.127354][ T471] ? cgroup_seqfile_stop+0xc0/0xc0 [ 45.132528][ T471] vfs_write+0xc1c/0xf40 [ 45.137097][ T471] ? kernel_write+0x3c0/0x3c0 [ 45.142124][ T471] ? mutex_trylock+0xb0/0xb0 [ 45.147290][ T471] ? __fdget_pos+0x26d/0x310 [ 45.153232][ T471] ? ksys_write+0x77/0x2c0 [ 45.159692][ T471] ksys_write+0x198/0x2c0 [ 45.164199][ T471] ? __ia32_sys_read+0x90/0x90 [ 45.169048][ T471] ? debug_smp_processor_id+0x17/0x20 [ 45.174518][ T471] __x64_sys_write+0x7b/0x90 [ 45.179086][ T471] do_syscall_64+0x34/0x70 [ 45.183492][ T471] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 45.189363][ T471] RIP: 0033:0x7fd3ef72a0e9 [ 45.194729][ 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 [ 45.214576][ T471] RSP: 002b:00007fd3ef67f168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 45.223319][ T471] RAX: ffffffffffffffda RBX: 00007fd3ef83d030 RCX: 00007fd3ef72a0e9 [ 45.231270][ T471] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 45.239410][ T471] RBP: 00007fd3ef67f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 45.247541][ T471] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 45.255926][ T471] R13: 00007ffd9d59d15f R14: 00007fd3ef67f300 R15: 0000000000022000 [ 45.295056][ T477] FAULT_INJECTION: forcing a failure. [ 45.295056][ T477] name failslab, interval 1, probability 0, space 0, times 0 [ 45.308048][ T477] CPU: 0 PID: 477 Comm: syz-executor.4 Not tainted 5.10.117-syzkaller-986967-g0974b8411a58 #0 [ 45.318479][ T477] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.328639][ T477] Call Trace: [ 45.331918][ T477] dump_stack_lvl+0x1e2/0x24b [ 45.336698][ T477] ? bfq_pos_tree_add_move+0x43e/0x43e [ 45.342152][ T477] ? selinux_kernfs_init_security+0x1a8/0x760 [ 45.348586][ T477] dump_stack+0x15/0x17 [ 45.352748][ T477] should_fail+0x3c0/0x510 [ 45.357348][ T477] ? __kernfs_new_node+0x99/0x6e0 [ 45.362373][ T477] __should_failslab+0x9f/0xe0 [ 45.367565][ T477] should_failslab+0x9/0x20 [ 45.372184][ T477] __kmalloc_track_caller+0x5f/0x350 [ 45.377475][ T477] kstrdup_const+0x55/0x90 [ 45.381980][ T477] __kernfs_new_node+0x99/0x6e0 [ 45.386820][ T477] ? is_module_text_address+0xe1/0x140 [ 45.392266][ T477] ? kernfs_new_node+0x170/0x170 [ 45.397477][ T477] ? ptr_to_hashval+0x60/0x60 [ 45.402135][ T477] ? arch_stack_walk+0xf8/0x140 [ 45.406974][ T477] ? snprintf+0xd6/0x120 [ 45.411303][ T477] kernfs_new_node+0x97/0x170 [ 45.416145][ T477] __kernfs_create_file+0x4a/0x270 [ 45.421251][ T477] cgroup_addrm_files+0xab8/0xfe0 [ 45.426560][ T477] ? ____kasan_kmalloc+0xdc/0x110 [ 45.431622][ T477] ? __kasan_kmalloc+0x9/0x10 [ 45.436309][ T477] ? kmem_cache_alloc_trace+0x1dd/0x330 [ 45.441929][ T477] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 45.448058][ T477] ? delete_node+0x759/0x7b0 [ 45.452626][ T477] ? __kasan_check_read+0x11/0x20 [ 45.457625][ T477] ? delete_node+0x759/0x7b0 [ 45.462207][ T477] ? __kasan_check_write+0x14/0x20 [ 45.467300][ T477] ? idr_replace+0x1c4/0x230 [ 45.471866][ T477] ? idr_get_next+0x4b0/0x4b0 [ 45.476767][ T477] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 45.481777][ T477] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 45.487056][ T477] css_populate_dir+0x137/0x370 [ 45.491904][ T477] cgroup_apply_control_enable+0x8b9/0x12f0 [ 45.498218][ T477] cgroup_apply_control+0x93/0x710 [ 45.503314][ T477] ? css_next_child+0x160/0x160 [ 45.508148][ T477] ? release_task_stack+0x529/0x660 [ 45.513377][ T477] ? io_schedule+0x120/0x120 [ 45.518061][ T477] ? kernfs_fop_write_iter+0x15e/0x410 [ 45.523503][ T477] ? __kasan_check_write+0x14/0x20 [ 45.528593][ T477] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 45.533856][ T477] cgroup_subtree_control_write+0xd19/0x1310 [ 45.539824][ T477] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 45.545789][ T477] ? __kasan_check_write+0x14/0x20 [ 45.550884][ T477] ? _copy_from_iter+0x3fb/0xd60 [ 45.555801][ T477] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 45.561758][ T477] cgroup_file_write+0x28e/0x590 [ 45.566675][ T477] ? cgroup_seqfile_stop+0xc0/0xc0 [ 45.571769][ T477] ? mutex_lock+0xa6/0x110 [ 45.576272][ T477] ? mutex_trylock+0xb0/0xb0 [ 45.580839][ T477] ? __kasan_check_write+0x14/0x20 [ 45.586537][ T477] kernfs_fop_write_iter+0x2d0/0x410 [ 45.591819][ T477] ? cgroup_seqfile_stop+0xc0/0xc0 [ 45.597385][ T477] vfs_write+0xc1c/0xf40 [ 45.601622][ T477] ? kernel_write+0x3c0/0x3c0 [ 45.606317][ T477] ? mutex_trylock+0xb0/0xb0 [ 45.610920][ T477] ? __fdget_pos+0x26d/0x310 [ 45.615649][ T477] ? ksys_write+0x77/0x2c0 [ 45.620088][ T477] ksys_write+0x198/0x2c0 [ 45.624397][ T477] ? __ia32_sys_read+0x90/0x90 [ 45.629152][ T477] ? debug_smp_processor_id+0x17/0x20 [ 45.634505][ T477] __x64_sys_write+0x7b/0x90 [ 45.639163][ T477] do_syscall_64+0x34/0x70 [ 45.643559][ T477] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 45.649603][ T477] RIP: 0033:0x7f3ffd6020e9 [ 45.654103][ T477] 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 [ 45.673790][ T477] RSP: 002b:00007f3ffd557168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 45.682191][ T477] RAX: ffffffffffffffda RBX: 00007f3ffd715030 RCX: 00007f3ffd6020e9 [ 45.690327][ T477] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 45.698370][ T477] RBP: 00007f3ffd5571d0 R08: 0000000000000000 R09: 0000000000000000 [ 45.706471][ T477] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 45.714429][ T477] R13: 00007ffda605dd2f R14: 00007f3ffd557300 R15: 0000000000022000 [ 45.722767][ T477] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 45.775272][ T483] FAULT_INJECTION: forcing a failure. [ 45.775272][ T483] name failslab, interval 1, probability 0, space 0, times 0 [ 45.788299][ T483] CPU: 1 PID: 483 Comm: syz-executor.5 Not tainted 5.10.117-syzkaller-986967-g0974b8411a58 #0 [ 45.798550][ T483] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.808689][ T483] Call Trace: [ 45.812058][ T483] dump_stack_lvl+0x1e2/0x24b [ 45.816885][ T483] ? bfq_pos_tree_add_move+0x43e/0x43e [ 45.822420][ T483] ? selinux_kernfs_init_security+0x1a8/0x760 [ 45.828460][ T483] dump_stack+0x15/0x17 [ 45.832592][ T483] should_fail+0x3c0/0x510 [ 45.837159][ T483] ? __kernfs_new_node+0x99/0x6e0 [ 45.842160][ T483] __should_failslab+0x9f/0xe0 [ 45.846900][ T483] should_failslab+0x9/0x20 [ 45.851378][ T483] __kmalloc_track_caller+0x5f/0x350 [ 45.856642][ T483] kstrdup_const+0x55/0x90 [ 45.861277][ T483] __kernfs_new_node+0x99/0x6e0 [ 45.866202][ T483] ? is_module_text_address+0xe1/0x140 [ 45.871949][ T483] ? kernfs_new_node+0x170/0x170 [ 45.876898][ T483] ? ptr_to_hashval+0x60/0x60 [ 45.881558][ T483] ? arch_stack_walk+0xf8/0x140 [ 45.886387][ T483] ? snprintf+0xd6/0x120 [ 45.890615][ T483] kernfs_new_node+0x97/0x170 [ 45.895278][ T483] __kernfs_create_file+0x4a/0x270 [ 45.900549][ T483] cgroup_addrm_files+0xab8/0xfe0 [ 45.905655][ T483] ? ____kasan_kmalloc+0xdc/0x110 [ 45.911520][ T483] ? __kasan_kmalloc+0x9/0x10 [ 45.916173][ T483] ? kmem_cache_alloc_trace+0x1dd/0x330 [ 45.921877][ T483] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 45.928267][ T483] ? delete_node+0x759/0x7b0 [ 45.932834][ T483] ? __kasan_check_read+0x11/0x20 [ 45.937841][ T483] ? delete_node+0x759/0x7b0 [ 45.942406][ T483] ? __kasan_check_write+0x14/0x20 [ 45.947680][ T483] ? idr_replace+0x1c4/0x230 [ 45.952459][ T483] ? idr_get_next+0x4b0/0x4b0 [ 45.957343][ T483] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 45.962960][ T483] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 45.968889][ T483] css_populate_dir+0x137/0x370 [ 45.973817][ T483] cgroup_apply_control_enable+0x8b9/0x12f0 [ 45.979811][ T483] cgroup_apply_control+0x93/0x710 [ 45.984896][ T483] ? css_next_child+0x160/0x160 [ 45.989834][ T483] ? io_schedule+0x120/0x120 [ 45.994417][ T483] ? kernfs_fop_write_iter+0x15e/0x410 [ 46.000730][ T483] ? __kasan_check_write+0x14/0x20 [ 46.006034][ T483] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 46.011339][ T483] cgroup_subtree_control_write+0xd19/0x1310 [ 46.017484][ T483] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 46.023533][ T483] ? __kasan_check_write+0x14/0x20 [ 46.028717][ T483] ? _copy_from_iter+0x3fb/0xd60 [ 46.033631][ T483] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 46.039589][ T483] cgroup_file_write+0x28e/0x590 [ 46.044520][ T483] ? cgroup_seqfile_stop+0xc0/0xc0 [ 46.049697][ T483] ? mutex_lock+0xa6/0x110 [ 46.054092][ T483] ? mutex_trylock+0xb0/0xb0 [ 46.058751][ T483] ? __kasan_check_write+0x14/0x20 [ 46.063929][ T483] kernfs_fop_write_iter+0x2d0/0x410 [ 46.069281][ T483] ? cgroup_seqfile_stop+0xc0/0xc0 [ 46.074410][ T483] vfs_write+0xc1c/0xf40 [ 46.078717][ T483] ? kernel_write+0x3c0/0x3c0 [ 46.083473][ T483] ? mutex_trylock+0xb0/0xb0 [ 46.088040][ T483] ? __fdget_pos+0x26d/0x310 [ 46.092625][ T483] ? ksys_write+0x77/0x2c0 [ 46.097102][ T483] ksys_write+0x198/0x2c0 [ 46.101450][ T483] ? __ia32_sys_read+0x90/0x90 [ 46.106297][ T483] ? debug_smp_processor_id+0x17/0x20 [ 46.111645][ T483] __x64_sys_write+0x7b/0x90 [ 46.116231][ T483] do_syscall_64+0x34/0x70 [ 46.120713][ T483] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 46.126689][ T483] RIP: 0033:0x7fc9a290a0e9 [ 46.131083][ T483] 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 [ 46.150749][ T483] RSP: 002b:00007fc9a2880168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 46.159318][ T483] RAX: ffffffffffffffda RBX: 00007fc9a2a1cf60 RCX: 00007fc9a290a0e9 [ 46.167355][ T483] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 46.175325][ T483] RBP: 00007fc9a28801d0 R08: 0000000000000000 R09: 0000000000000000 [ 46.183496][ T483] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 46.191618][ T483] R13: 00007ffe4670b4df R14: 00007fc9a2880300 R15: 0000000000022000 [ 46.201629][ T483] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 46.245414][ T489] FAULT_INJECTION: forcing a failure. [ 46.245414][ T489] name failslab, interval 1, probability 0, space 0, times 0 [ 46.258401][ T489] CPU: 0 PID: 489 Comm: syz-executor.0 Not tainted 5.10.117-syzkaller-986967-g0974b8411a58 #0 [ 46.268790][ T489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.279275][ T489] Call Trace: [ 46.282571][ T489] dump_stack_lvl+0x1e2/0x24b [ 46.287415][ T489] ? panic+0x7d7/0x7d7 [ 46.291611][ T489] ? bfq_pos_tree_add_move+0x43e/0x43e [ 46.297668][ T489] ? find_next_bit+0xd6/0x120 [ 46.302345][ T489] ? cpumask_next+0x11/0x30 [ 46.306846][ T489] dump_stack+0x15/0x17 [ 46.310987][ T489] should_fail+0x3c0/0x510 [ 46.315386][ T489] ? percpu_ref_init+0xd0/0x330 [ 46.320236][ T489] __should_failslab+0x9f/0xe0 [ 46.324993][ T489] should_failslab+0x9/0x20 [ 46.329596][ T489] kmem_cache_alloc_trace+0x3a/0x330 [ 46.335020][ T489] percpu_ref_init+0xd0/0x330 [ 46.339685][ T489] ? cgroup_setup_root+0xea0/0xea0 [ 46.344774][ T489] cgroup_apply_control_enable+0x3a2/0x12f0 [ 46.350645][ T489] cgroup_apply_control+0x93/0x710 [ 46.355741][ T489] ? css_next_child+0x160/0x160 [ 46.360770][ T489] ? release_task_stack+0x4c2/0x660 [ 46.365961][ T489] ? io_schedule+0x120/0x120 [ 46.370544][ T489] ? kernfs_fop_write_iter+0x15e/0x410 [ 46.375998][ T489] ? __kasan_check_write+0x14/0x20 [ 46.381098][ T489] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 46.386371][ T489] cgroup_subtree_control_write+0xd19/0x1310 [ 46.392340][ T489] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 46.398314][ T489] ? __kasan_check_write+0x14/0x20 [ 46.403418][ T489] ? _copy_from_iter+0x3fb/0xd60 [ 46.408374][ T489] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 46.414334][ T489] cgroup_file_write+0x28e/0x590 [ 46.419250][ T489] ? cgroup_seqfile_stop+0xc0/0xc0 [ 46.424343][ T489] ? mutex_lock+0xa6/0x110 [ 46.428755][ T489] ? mutex_trylock+0xb0/0xb0 [ 46.433335][ T489] ? __kasan_check_write+0x14/0x20 [ 46.438426][ T489] kernfs_fop_write_iter+0x2d0/0x410 [ 46.443690][ T489] ? cgroup_seqfile_stop+0xc0/0xc0 [ 46.449054][ T489] vfs_write+0xc1c/0xf40 [ 46.453380][ T489] ? kernel_write+0x3c0/0x3c0 [ 46.458036][ T489] ? mutex_trylock+0xb0/0xb0 [ 46.462783][ T489] ? __fdget_pos+0x26d/0x310 [ 46.467439][ T489] ? ksys_write+0x77/0x2c0 [ 46.471832][ T489] ksys_write+0x198/0x2c0 [ 46.476229][ T489] ? __ia32_sys_read+0x90/0x90 [ 46.481226][ T489] ? debug_smp_processor_id+0x17/0x20 [ 46.486795][ T489] __x64_sys_write+0x7b/0x90 [ 46.491377][ T489] do_syscall_64+0x34/0x70 [ 46.495787][ T489] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 46.501796][ T489] RIP: 0033:0x7fb88843e0e9 [ 46.506208][ 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 [ 46.526093][ T489] RSP: 002b:00007fb888393168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 46.534504][ T489] RAX: ffffffffffffffda RBX: 00007fb888551030 RCX: 00007fb88843e0e9 [ 46.542572][ T489] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 46.550545][ T489] RBP: 00007fb8883931d0 R08: 0000000000000000 R09: 0000000000000000 [ 46.559472][ T489] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 46.567431][ T489] R13: 00007ffed5949eef R14: 00007fb888393300 R15: 0000000000022000 [ 46.577591][ T23] audit: type=1400 audit(1652894396.739:158): avc: denied { remove_name } for pid=143 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 [ 46.602173][ T23] audit: type=1400 audit(1652894396.739:159): avc: denied { rename } for pid=143 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 [ 46.625966][ T23] audit: type=1400 audit(1652894396.739:160): avc: denied { create } for pid=143 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 46.647404][ T492] FAULT_INJECTION: forcing a failure. [ 46.647404][ T492] name failslab, interval 1, probability 0, space 0, times 0 [ 46.660254][ T492] CPU: 1 PID: 492 Comm: syz-executor.4 Not tainted 5.10.117-syzkaller-986967-g0974b8411a58 #0 [ 46.670477][ T492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.680681][ T492] Call Trace: [ 46.683948][ T492] dump_stack_lvl+0x1e2/0x24b [ 46.688598][ T492] ? bfq_pos_tree_add_move+0x43e/0x43e [ 46.694030][ T492] ? selinux_kernfs_init_security+0x1a8/0x760 [ 46.700067][ T492] dump_stack+0x15/0x17 [ 46.704266][ T492] should_fail+0x3c0/0x510 [ 46.708656][ T492] ? __kernfs_new_node+0x99/0x6e0 [ 46.713840][ T492] __should_failslab+0x9f/0xe0 [ 46.718595][ T492] should_failslab+0x9/0x20 [ 46.723178][ T492] __kmalloc_track_caller+0x5f/0x350 [ 46.728533][ T492] kstrdup_const+0x55/0x90 [ 46.732940][ T492] __kernfs_new_node+0x99/0x6e0 [ 46.737766][ T492] ? is_module_text_address+0xe1/0x140 [ 46.743195][ T492] ? kernfs_new_node+0x170/0x170 [ 46.748103][ T492] ? ptr_to_hashval+0x60/0x60 [ 46.752765][ T492] ? arch_stack_walk+0xf8/0x140 [ 46.757598][ T492] ? snprintf+0xd6/0x120 [ 46.761818][ T492] kernfs_new_node+0x97/0x170 [ 46.766488][ T492] __kernfs_create_file+0x4a/0x270 [ 46.771668][ T492] cgroup_addrm_files+0xab8/0xfe0 [ 46.776669][ T492] ? ____kasan_kmalloc+0xdc/0x110 [ 46.781704][ T492] ? __kasan_kmalloc+0x9/0x10 [ 46.786450][ T492] ? kmem_cache_alloc_trace+0x1dd/0x330 [ 46.792859][ T492] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 46.799385][ T492] ? delete_node+0x759/0x7b0 [ 46.803963][ T492] ? __kasan_check_read+0x11/0x20 [ 46.808989][ T492] ? delete_node+0x759/0x7b0 [ 46.813580][ T492] ? __kasan_check_write+0x14/0x20 [ 46.818713][ T492] ? idr_replace+0x1c4/0x230 [ 46.823284][ T492] ? idr_get_next+0x4b0/0x4b0 [ 46.827937][ T492] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 46.832934][ T492] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 46.838366][ T492] css_populate_dir+0x137/0x370 [ 46.843191][ T492] cgroup_apply_control_enable+0x8b9/0x12f0 [ 46.849144][ T492] cgroup_apply_control+0x93/0x710 [ 46.854316][ T492] ? css_next_child+0x160/0x160 [ 46.859155][ T492] ? release_task_stack+0x529/0x660 [ 46.864518][ T492] ? io_schedule+0x120/0x120 [ 46.869114][ T492] ? kernfs_fop_write_iter+0x15e/0x410 [ 46.874798][ T492] ? __kasan_check_write+0x14/0x20 [ 46.879904][ T492] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 46.885442][ T492] cgroup_subtree_control_write+0xd19/0x1310 [ 46.891420][ T492] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 46.897489][ T492] ? __kasan_check_write+0x14/0x20 [ 46.902781][ T492] ? _copy_from_iter+0x3fb/0xd60 [ 46.907740][ T492] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 46.913805][ T492] cgroup_file_write+0x28e/0x590 [ 46.919014][ T492] ? cgroup_seqfile_stop+0xc0/0xc0 [ 46.924247][ T492] ? mutex_lock+0xa6/0x110 [ 46.928646][ T492] ? mutex_trylock+0xb0/0xb0 [ 46.933222][ T492] ? __kasan_check_write+0x14/0x20 [ 46.938400][ T492] kernfs_fop_write_iter+0x2d0/0x410 [ 46.944178][ T492] ? cgroup_seqfile_stop+0xc0/0xc0 [ 46.949259][ T492] vfs_write+0xc1c/0xf40 [ 46.953473][ T492] ? kernel_write+0x3c0/0x3c0 [ 46.958120][ T492] ? mutex_trylock+0xb0/0xb0 [ 46.963051][ T492] ? __fdget_pos+0x26d/0x310 [ 46.967715][ T492] ? ksys_write+0x77/0x2c0 [ 46.972104][ T492] ksys_write+0x198/0x2c0 [ 46.976767][ T492] ? __ia32_sys_read+0x90/0x90 [ 46.981523][ T492] ? debug_smp_processor_id+0x17/0x20 [ 46.986984][ T492] __x64_sys_write+0x7b/0x90 [ 46.991709][ T492] do_syscall_64+0x34/0x70 [ 46.996539][ T492] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 47.002585][ T492] RIP: 0033:0x7f3ffd6020e9 [ 47.007082][ 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 [ 47.026836][ T492] RSP: 002b:00007f3ffd557168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 47.035311][ T492] RAX: ffffffffffffffda RBX: 00007f3ffd715030 RCX: 00007f3ffd6020e9 [ 47.043440][ T492] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 47.051402][ T492] RBP: 00007f3ffd5571d0 R08: 0000000000000000 R09: 0000000000000000 [ 47.059484][ T492] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 47.067941][ T492] R13: 00007ffda605dd2f R14: 00007f3ffd557300 R15: 0000000000022000 [ 47.077042][ T492] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 47.125492][ T478] FAULT_INJECTION: forcing a failure. [ 47.125492][ T478] name failslab, interval 1, probability 0, space 0, times 0 [ 47.138195][ T478] CPU: 1 PID: 478 Comm: syz-executor.1 Not tainted 5.10.117-syzkaller-986967-g0974b8411a58 #0 [ 47.148723][ T478] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.159044][ T478] Call Trace: [ 47.162419][ T478] dump_stack_lvl+0x1e2/0x24b [ 47.167086][ T478] ? bfq_pos_tree_add_move+0x43e/0x43e [ 47.172662][ T478] ? selinux_kernfs_init_security+0x1a8/0x760 [ 47.178718][ T478] dump_stack+0x15/0x17 [ 47.182852][ T478] should_fail+0x3c0/0x510 [ 47.187242][ T478] ? __kernfs_new_node+0x99/0x6e0 [ 47.192251][ T478] __should_failslab+0x9f/0xe0 [ 47.196999][ T478] should_failslab+0x9/0x20 [ 47.201494][ T478] __kmalloc_track_caller+0x5f/0x350 [ 47.206760][ T478] kstrdup_const+0x55/0x90 [ 47.211448][ T478] __kernfs_new_node+0x99/0x6e0 [ 47.216279][ T478] ? is_module_text_address+0xe1/0x140 [ 47.221879][ T478] ? kernfs_new_node+0x170/0x170 [ 47.227235][ T478] ? ptr_to_hashval+0x60/0x60 [ 47.231891][ T478] ? arch_stack_walk+0xf8/0x140 [ 47.236718][ T478] ? snprintf+0xd6/0x120 [ 47.240939][ T478] kernfs_new_node+0x97/0x170 [ 47.245849][ T478] __kernfs_create_file+0x4a/0x270 [ 47.251185][ T478] cgroup_addrm_files+0xab8/0xfe0 [ 47.256201][ T478] ? ____kasan_kmalloc+0xdc/0x110 [ 47.261231][ T478] ? __kasan_kmalloc+0x9/0x10 [ 47.265925][ T478] ? kmem_cache_alloc_trace+0x1dd/0x330 [ 47.271542][ T478] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 47.277772][ T478] ? delete_node+0x759/0x7b0 [ 47.282610][ T478] ? __kasan_check_read+0x11/0x20 [ 47.287656][ T478] ? delete_node+0x759/0x7b0 [ 47.292236][ T478] ? __kasan_check_write+0x14/0x20 [ 47.297442][ T478] ? idr_replace+0x1c4/0x230 [ 47.302050][ T478] ? idr_get_next+0x4b0/0x4b0 [ 47.306705][ T478] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 47.311703][ T478] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 47.316913][ T478] css_populate_dir+0x137/0x370 [ 47.321765][ T478] cgroup_apply_control_enable+0x8b9/0x12f0 [ 47.327644][ T478] cgroup_apply_control+0x93/0x710 [ 47.333630][ T478] ? css_next_child+0x160/0x160 [ 47.338672][ T478] ? release_task_stack+0x4c2/0x660 [ 47.348958][ T478] ? io_schedule+0x120/0x120 [ 47.353545][ T478] ? kernfs_fop_write_iter+0x15e/0x410 [ 47.359253][ T478] ? __kasan_check_write+0x14/0x20 [ 47.365590][ T478] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 47.370861][ T478] cgroup_subtree_control_write+0xd19/0x1310 [ 47.376855][ T478] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 47.382820][ T478] ? __kasan_check_write+0x14/0x20 [ 47.387914][ T478] ? _copy_from_iter+0x3fb/0xd60 [ 47.393002][ T478] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 47.398979][ T478] cgroup_file_write+0x28e/0x590 [ 47.403898][ T478] ? cgroup_seqfile_stop+0xc0/0xc0 [ 47.408984][ T478] ? mutex_lock+0xa6/0x110 [ 47.413380][ T478] ? mutex_trylock+0xb0/0xb0 [ 47.418033][ T478] ? __kasan_check_write+0x14/0x20 [ 47.423223][ T478] kernfs_fop_write_iter+0x2d0/0x410 [ 47.428498][ T478] ? cgroup_seqfile_stop+0xc0/0xc0 [ 47.433609][ T478] vfs_write+0xc1c/0xf40 [ 47.437840][ T478] ? kernel_write+0x3c0/0x3c0 [ 47.442685][ T478] ? mutex_trylock+0xb0/0xb0 [ 47.447842][ T478] ? __fdget_pos+0x26d/0x310 [ 47.452426][ T478] ? ksys_write+0x77/0x2c0 [ 47.456824][ T478] ksys_write+0x198/0x2c0 [ 47.461235][ T478] ? __ia32_sys_read+0x90/0x90 [ 47.466175][ T478] ? debug_smp_processor_id+0x17/0x20 [ 47.471728][ T478] __x64_sys_write+0x7b/0x90 [ 47.476403][ T478] do_syscall_64+0x34/0x70 [ 47.480975][ T478] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 47.487069][ T478] RIP: 0033:0x7f4c87cec0e9 [ 47.491463][ 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 [ 47.511138][ T478] RSP: 002b:00007f4c87c41168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 47.519525][ T478] RAX: ffffffffffffffda RBX: 00007f4c87dff030 RCX: 00007f4c87cec0e9 [ 47.527610][ T478] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 47.535570][ T478] RBP: 00007f4c87c411d0 R08: 0000000000000000 R09: 0000000000000000 [ 47.543614][ T478] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 47.551690][ T478] R13: 00007ffc70b1ee8f R14: 00007f4c87c41300 R15: 0000000000022000 [ 47.562048][ T478] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 47.595642][ T487] FAULT_INJECTION: forcing a failure. [ 47.595642][ T487] name failslab, interval 1, probability 0, space 0, times 0 [ 47.608618][ T487] CPU: 1 PID: 487 Comm: syz-executor.3 Not tainted 5.10.117-syzkaller-986967-g0974b8411a58 #0 [ 47.619014][ T487] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.629076][ T487] Call Trace: [ 47.632457][ T487] dump_stack_lvl+0x1e2/0x24b [ 47.637111][ T487] ? panic+0x7d7/0x7d7 [ 47.641180][ T487] ? bfq_pos_tree_add_move+0x43e/0x43e [ 47.646626][ T487] ? find_next_bit+0xd6/0x120 [ 47.651281][ T487] ? cpumask_next+0x11/0x30 [ 47.655762][ T487] dump_stack+0x15/0x17 [ 47.659977][ T487] should_fail+0x3c0/0x510 [ 47.664545][ T487] ? percpu_ref_init+0xd0/0x330 [ 47.669372][ T487] __should_failslab+0x9f/0xe0 [ 47.674113][ T487] should_failslab+0x9/0x20 [ 47.678604][ T487] kmem_cache_alloc_trace+0x3a/0x330 [ 47.683881][ T487] percpu_ref_init+0xd0/0x330 [ 47.688622][ T487] ? cgroup_setup_root+0xea0/0xea0 [ 47.693710][ T487] cgroup_apply_control_enable+0x3a2/0x12f0 [ 47.699932][ T487] cgroup_apply_control+0x93/0x710 [ 47.705020][ T487] ? css_next_child+0x160/0x160 [ 47.709847][ T487] ? io_schedule+0x120/0x120 [ 47.714503][ T487] ? kernfs_fop_write_iter+0x15e/0x410 [ 47.719940][ T487] ? __kasan_check_write+0x14/0x20 [ 47.725286][ T487] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 47.730659][ T487] cgroup_subtree_control_write+0xd19/0x1310 [ 47.736699][ T487] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 47.742653][ T487] ? __kasan_check_write+0x14/0x20 [ 47.747928][ T487] ? _copy_from_iter+0x3fb/0xd60 [ 47.752841][ T487] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 47.758795][ T487] cgroup_file_write+0x28e/0x590 [ 47.763709][ T487] ? cgroup_seqfile_stop+0xc0/0xc0 [ 47.768923][ T487] ? mutex_lock+0xa6/0x110 [ 47.773329][ T487] ? mutex_trylock+0xb0/0xb0 [ 47.777895][ T487] ? __kasan_check_write+0x14/0x20 [ 47.783249][ T487] kernfs_fop_write_iter+0x2d0/0x410 [ 47.788595][ T487] ? cgroup_seqfile_stop+0xc0/0xc0 [ 47.793683][ T487] vfs_write+0xc1c/0xf40 [ 47.798106][ T487] ? kernel_write+0x3c0/0x3c0 [ 47.802950][ T487] ? mutex_trylock+0xb0/0xb0 [ 47.807514][ T487] ? __fdget_pos+0x26d/0x310 [ 47.812077][ T487] ? ksys_write+0x77/0x2c0 [ 47.816521][ T487] ksys_write+0x198/0x2c0 [ 47.820916][ T487] ? __ia32_sys_read+0x90/0x90 [ 47.825742][ T487] ? debug_smp_processor_id+0x17/0x20 [ 47.831090][ T487] __x64_sys_write+0x7b/0x90 [ 47.835755][ T487] do_syscall_64+0x34/0x70 [ 47.840168][ T487] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 47.846237][ T487] RIP: 0033:0x7fd3ef72a0e9 [ 47.850845][ T487] 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 [ 47.870539][ T487] RSP: 002b:00007fd3ef67f168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 47.879230][ T487] RAX: ffffffffffffffda RBX: 00007fd3ef83d030 RCX: 00007fd3ef72a0e9 [ 47.887463][ T487] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 47.895413][ T487] RBP: 00007fd3ef67f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 47.903449][ T487] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 47.911753][ T487] R13: 00007ffd9d59d15f R14: 00007fd3ef67f300 R15: 0000000000022000 [ 47.945118][ T488] FAULT_INJECTION: forcing a failure. [ 47.945118][ T488] name failslab, interval 1, probability 0, space 0, times 0 [ 47.958129][ T488] CPU: 1 PID: 488 Comm: syz-executor.2 Not tainted 5.10.117-syzkaller-986967-g0974b8411a58 #0 [ 47.970105][ T488] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.980146][ T488] Call Trace: [ 47.983416][ T488] dump_stack_lvl+0x1e2/0x24b [ 47.988148][ T488] ? bfq_pos_tree_add_move+0x43e/0x43e [ 47.993756][ T488] ? selinux_kernfs_init_security+0x1a8/0x760 [ 47.999800][ T488] dump_stack+0x15/0x17 [ 48.003932][ T488] should_fail+0x3c0/0x510 [ 48.008395][ T488] ? __kernfs_new_node+0x99/0x6e0 [ 48.013497][ T488] __should_failslab+0x9f/0xe0 [ 48.018416][ T488] should_failslab+0x9/0x20 [ 48.023075][ T488] __kmalloc_track_caller+0x5f/0x350 [ 48.028745][ T488] kstrdup_const+0x55/0x90 [ 48.033223][ T488] __kernfs_new_node+0x99/0x6e0 [ 48.038074][ T488] ? is_module_text_address+0xe1/0x140 [ 48.043506][ T488] ? kernfs_new_node+0x170/0x170 [ 48.048430][ T488] ? ptr_to_hashval+0x60/0x60 [ 48.053091][ T488] ? arch_stack_walk+0xf8/0x140 [ 48.057917][ T488] ? snprintf+0xd6/0x120 [ 48.062228][ T488] kernfs_new_node+0x97/0x170 [ 48.066879][ T488] __kernfs_create_file+0x4a/0x270 [ 48.071964][ T488] cgroup_addrm_files+0xab8/0xfe0 [ 48.076967][ T488] ? ____kasan_kmalloc+0xdc/0x110 [ 48.081961][ T488] ? __kasan_kmalloc+0x9/0x10 [ 48.086848][ T488] ? kmem_cache_alloc_trace+0x1dd/0x330 [ 48.092480][ T488] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 48.098660][ T488] ? delete_node+0x759/0x7b0 [ 48.103231][ T488] ? __kasan_check_read+0x11/0x20 [ 48.108341][ T488] ? delete_node+0x759/0x7b0 [ 48.112919][ T488] ? __kasan_check_write+0x14/0x20 [ 48.118013][ T488] ? idr_replace+0x1c4/0x230 [ 48.122806][ T488] ? idr_get_next+0x4b0/0x4b0 [ 48.127472][ T488] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 48.132479][ T488] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 48.138024][ T488] css_populate_dir+0x137/0x370 [ 48.142958][ T488] cgroup_apply_control_enable+0x8b9/0x12f0 [ 48.148845][ T488] cgroup_apply_control+0x93/0x710 [ 48.153945][ T488] ? css_next_child+0x160/0x160 [ 48.158789][ T488] ? release_task_stack+0x56a/0x660 [ 48.163970][ T488] ? io_schedule+0x120/0x120 [ 48.168540][ T488] ? kernfs_fop_write_iter+0x15e/0x410 [ 48.174047][ T488] ? __kasan_check_write+0x14/0x20 [ 48.180491][ T488] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 48.185905][ T488] cgroup_subtree_control_write+0xd19/0x1310 [ 48.191918][ T488] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 48.198061][ T488] ? __kasan_check_write+0x14/0x20 [ 48.203161][ T488] ? _copy_from_iter+0x3fb/0xd60 [ 48.208077][ T488] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 48.214037][ T488] cgroup_file_write+0x28e/0x590 [ 48.218949][ T488] ? cgroup_seqfile_stop+0xc0/0xc0 [ 48.224031][ T488] ? mutex_lock+0xa6/0x110 [ 48.228418][ T488] ? mutex_trylock+0xb0/0xb0 [ 48.232976][ T488] ? __kasan_check_write+0x14/0x20 [ 48.238842][ T488] kernfs_fop_write_iter+0x2d0/0x410 [ 48.244186][ T488] ? cgroup_seqfile_stop+0xc0/0xc0 [ 48.249370][ T488] vfs_write+0xc1c/0xf40 [ 48.253584][ T488] ? kernel_write+0x3c0/0x3c0 [ 48.258249][ T488] ? mutex_trylock+0xb0/0xb0 [ 48.262828][ T488] ? __fdget_pos+0x26d/0x310 [ 48.267390][ T488] ? ksys_write+0x77/0x2c0 [ 48.271786][ T488] ksys_write+0x198/0x2c0 [ 48.276104][ T488] ? __ia32_sys_read+0x90/0x90 [ 48.280870][ T488] ? debug_smp_processor_id+0x17/0x20 [ 48.286287][ T488] __x64_sys_write+0x7b/0x90 [ 48.290888][ T488] do_syscall_64+0x34/0x70 [ 48.295283][ T488] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 48.302374][ T488] RIP: 0033:0x7f8a6afaf0e9 [ 48.306995][ T488] 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 [ 48.326889][ T488] RSP: 002b:00007f8a6af04168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 48.335341][ T488] RAX: ffffffffffffffda RBX: 00007f8a6b0c2030 RCX: 00007f8a6afaf0e9 [ 48.343567][ T488] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 48.351522][ T488] RBP: 00007f8a6af041d0 R08: 0000000000000000 R09: 0000000000000000 [ 48.359485][ T488] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 48.367456][ T488] R13: 00007ffee69ba79f R14: 00007f8a6af04300 R15: 0000000000022000 [ 48.377130][ T488] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 48.405104][ T507] FAULT_INJECTION: forcing a failure. [ 48.405104][ T507] name failslab, interval 1, probability 0, space 0, times 0 [ 48.417862][ T507] CPU: 0 PID: 507 Comm: syz-executor.3 Not tainted 5.10.117-syzkaller-986967-g0974b8411a58 #0 [ 48.428102][ T507] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.438312][ T507] Call Trace: [ 48.441833][ T507] dump_stack_lvl+0x1e2/0x24b [ 48.446517][ T507] ? bfq_pos_tree_add_move+0x43e/0x43e [ 48.451968][ T507] ? selinux_kernfs_init_security+0x1a8/0x760 [ 48.458017][ T507] dump_stack+0x15/0x17 [ 48.462161][ T507] should_fail+0x3c0/0x510 [ 48.466588][ T507] ? __kernfs_new_node+0x99/0x6e0 [ 48.471858][ T507] __should_failslab+0x9f/0xe0 [ 48.476728][ T507] should_failslab+0x9/0x20 [ 48.481230][ T507] __kmalloc_track_caller+0x5f/0x350 [ 48.486818][ T507] kstrdup_const+0x55/0x90 [ 48.491234][ T507] __kernfs_new_node+0x99/0x6e0 [ 48.496250][ T507] ? is_module_text_address+0xe1/0x140 [ 48.501792][ T507] ? kernfs_new_node+0x170/0x170 [ 48.506840][ T507] ? ptr_to_hashval+0x60/0x60 [ 48.511683][ T507] ? arch_stack_walk+0xf8/0x140 [ 48.516598][ T507] ? snprintf+0xd6/0x120 [ 48.520921][ T507] kernfs_new_node+0x97/0x170 [ 48.525678][ T507] __kernfs_create_file+0x4a/0x270 [ 48.530794][ T507] cgroup_addrm_files+0xab8/0xfe0 [ 48.535969][ T507] ? ____kasan_kmalloc+0xdc/0x110 [ 48.540971][ T507] ? __kasan_kmalloc+0x9/0x10 [ 48.546277][ T507] ? kmem_cache_alloc_trace+0x1dd/0x330 [ 48.551904][ T507] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 48.558267][ T507] ? delete_node+0x759/0x7b0 [ 48.563107][ T507] ? __kasan_check_read+0x11/0x20 [ 48.568234][ T507] ? delete_node+0x759/0x7b0 [ 48.572806][ T507] ? __kasan_check_write+0x14/0x20 [ 48.578115][ T507] ? idr_replace+0x1c4/0x230 [ 48.582838][ T507] ? idr_get_next+0x4b0/0x4b0 [ 48.587865][ T507] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 48.592864][ T507] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 48.598211][ T507] css_populate_dir+0x137/0x370 [ 48.603407][ T507] cgroup_apply_control_enable+0x8b9/0x12f0 [ 48.609750][ T507] cgroup_apply_control+0x93/0x710 [ 48.614842][ T507] ? css_next_child+0x160/0x160 [ 48.619669][ T507] ? io_schedule+0x120/0x120 [ 48.624299][ T507] ? kernfs_fop_write_iter+0x15e/0x410 [ 48.629737][ T507] ? __kasan_check_write+0x14/0x20 [ 48.634925][ T507] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 48.640222][ T507] cgroup_subtree_control_write+0xd19/0x1310 [ 48.646181][ T507] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 48.652231][ T507] ? __kasan_check_write+0x14/0x20 [ 48.657511][ T507] ? _copy_from_iter+0x3fb/0xd60 [ 48.662524][ T507] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 48.668478][ T507] cgroup_file_write+0x28e/0x590 [ 48.673480][ T507] ? cgroup_seqfile_stop+0xc0/0xc0 [ 48.678676][ T507] ? mutex_lock+0xa6/0x110 [ 48.683085][ T507] ? mutex_trylock+0xb0/0xb0 [ 48.687739][ T507] ? __kasan_check_write+0x14/0x20 [ 48.692858][ T507] kernfs_fop_write_iter+0x2d0/0x410 [ 48.698318][ T507] ? cgroup_seqfile_stop+0xc0/0xc0 [ 48.703606][ T507] vfs_write+0xc1c/0xf40 [ 48.708026][ T507] ? kernel_write+0x3c0/0x3c0 [ 48.712705][ T507] ? mutex_trylock+0xb0/0xb0 [ 48.717284][ T507] ? __fdget_pos+0x26d/0x310 [ 48.721930][ T507] ? ksys_write+0x77/0x2c0 [ 48.726327][ T507] ksys_write+0x198/0x2c0 [ 48.730805][ T507] ? __ia32_sys_read+0x90/0x90 [ 48.735734][ T507] ? debug_smp_processor_id+0x17/0x20 [ 48.741446][ T507] __x64_sys_write+0x7b/0x90 [ 48.746138][ T507] do_syscall_64+0x34/0x70 [ 48.750930][ T507] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 48.756915][ T507] RIP: 0033:0x7fd3ef72a0e9 [ 48.761409][ T507] 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 [ 48.781704][ T507] RSP: 002b:00007fd3ef67f168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 48.790329][ T507] RAX: ffffffffffffffda RBX: 00007fd3ef83d030 RCX: 00007fd3ef72a0e9 [ 48.798293][ T507] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 48.806255][ T507] RBP: 00007fd3ef67f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 48.814524][ T507] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 48.822594][ T507] R13: 00007ffd9d59d15f R14: 00007fd3ef67f300 R15: 0000000000022000 [ 48.831493][ T507] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 48.864812][ C0] list_add corruption. prev->next should be next (ffff8881f725c060), but was ffff88811172b870. (prev=ffff88811172b870). [ 48.877703][ C0] ------------[ cut here ]------------ [ 48.883257][ C0] kernel BUG at lib/list_debug.c:28! [ 48.888533][ C0] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 48.894615][ C0] CPU: 0 PID: 12 Comm: ksoftirqd/0 Not tainted 5.10.117-syzkaller-986967-g0974b8411a58 #0 [ 48.904495][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.914816][ C0] RIP: 0010:__list_add_valid+0xc6/0xd0 [ 48.920263][ C0] Code: 48 c7 c7 c0 da 43 85 4c 89 e6 4c 89 f1 31 c0 e8 ad 2b 40 02 0f 0b 48 c7 c7 80 db 43 85 4c 89 f6 4c 89 e1 31 c0 e8 97 2b 40 02 <0f> 0b 0f 1f 84 00 00 00 00 00 55 48 89 e5 41 57 41 56 41 54 53 49 [ 48.940025][ C0] RSP: 0018:ffffc900000c77e0 EFLAGS: 00010046 [ 48.946099][ C0] RAX: 0000000000000075 RBX: ffff8881f725c068 RCX: f57b9a7b32869500 [ 48.954060][ C0] RDX: 0000000080000101 RSI: 0000000080000101 RDI: 0000000000000000 [ 48.962111][ C0] RBP: ffffc900000c7808 R08: ffffffff8153a998 R09: ffffed103ee4a5d8 [ 48.970244][ C0] R10: ffffed103ee4a5d8 R11: 1ffff1103ee4a5d7 R12: ffff88811172b870 [ 48.978202][ C0] R13: dffffc0000000000 R14: ffff8881f725c060 R15: ffff88811172b870 [ 48.986161][ C0] FS: 0000000000000000(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 48.995167][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.001825][ C0] CR2: 00007f8a6b0c2028 CR3: 00000001105a0000 CR4: 00000000003506b0 [ 49.009795][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 49.017748][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 49.026139][ C0] Call Trace: [ 49.029463][ C0] insert_work+0x107/0x330 [ 49.033880][ C0] __queue_work+0x971/0xd30 [ 49.038378][ C0] queue_work_on+0xf2/0x150 [ 49.042957][ C0] ? wq_worker_last_func+0x50/0x50 [ 49.048068][ C0] ? __alloc_reserved_percpu+0x30/0x30 [ 49.053510][ C0] css_release+0xae/0xc0 [ 49.058066][ C0] percpu_ref_switch_to_atomic_rcu+0x5a2/0x5b0 [ 49.064207][ C0] ? percpu_ref_noop_confirm_switch+0x10/0x10 [ 49.070379][ C0] rcu_do_batch+0x59e/0xc40 [ 49.074864][ C0] ? local_bh_enable+0x20/0x20 [ 49.079795][ C0] ? _raw_spin_lock_irqsave+0xf8/0x210 [ 49.085258][ C0] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 49.091143][ C0] ? rcu_report_qs_rnp+0x3a3/0x3b0 [ 49.096461][ C0] rcu_core+0x59b/0xe30 [ 49.100608][ C0] ? rcu_cpu_kthread_park+0x90/0x90 [ 49.106058][ C0] ? kvm_sched_clock_read+0x18/0x40 [ 49.111938][ C0] ? sched_clock+0x3a/0x40 [ 49.116568][ C0] ? sched_clock_cpu+0x1b/0x3b0 [ 49.122050][ C0] ? irqtime_account_irq+0x76/0x270 [ 49.127291][ C0] rcu_core_si+0x9/0x10 [ 49.131525][ C0] __do_softirq+0x27e/0x596 [ 49.136025][ C0] ? ksoftirqd_should_run+0x20/0x20 [ 49.141198][ C0] run_ksoftirqd+0x23/0x30 [ 49.146028][ C0] smpboot_thread_fn+0x551/0x930 [ 49.151121][ C0] ? release_firmware_map_entry+0x195/0x195 [ 49.157033][ C0] ? cpu_report_death+0x1a0/0x1a0 [ 49.162153][ C0] ? schedule+0x162/0x1e0 [ 49.166466][ C0] ? __kasan_check_read+0x11/0x20 [ 49.171466][ C0] ? __kthread_parkme+0x194/0x1d0 [ 49.176463][ C0] kthread+0x349/0x3d0 [ 49.180616][ C0] ? cpu_report_death+0x1a0/0x1a0 [ 49.185630][ C0] ? kthread_blkcg+0xd0/0xd0 [ 49.190419][ C0] ret_from_fork+0x1f/0x30 [ 49.194912][ C0] Modules linked in: [ 49.198939][ C0] ---[ end trace 83e4d98bd22f86c3 ]--- [ 49.204383][ C0] RIP: 0010:__list_add_valid+0xc6/0xd0 [ 49.209824][ C0] Code: 48 c7 c7 c0 da 43 85 4c 89 e6 4c 89 f1 31 c0 e8 ad 2b 40 02 0f 0b 48 c7 c7 80 db 43 85 4c 89 f6 4c 89 e1 31 c0 e8 97 2b 40 02 <0f> 0b 0f 1f 84 00 00 00 00 00 55 48 89 e5 41 57 41 56 41 54 53 49 [ 49.229600][ C0] RSP: 0018:ffffc900000c77e0 EFLAGS: 00010046 [ 49.235759][ C0] RAX: 0000000000000075 RBX: ffff8881f725c068 RCX: f57b9a7b32869500 [ 49.243837][ C0] RDX: 0000000080000101 RSI: 0000000080000101 RDI: 0000000000000000 [ 49.252194][ C0] RBP: ffffc900000c7808 R08: ffffffff8153a998 R09: ffffed103ee4a5d8 [ 49.260535][ C0] R10: ffffed103ee4a5d8 R11: 1ffff1103ee4a5d7 R12: ffff88811172b870 [ 49.269110][ C0] R13: dffffc0000000000 R14: ffff8881f725c060 R15: ffff88811172b870 [ 49.277645][ C0] FS: 0000000000000000(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 49.286963][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.293625][ C0] CR2: 00007f8a6b0c2028 CR3: 00000001105a0000 CR4: 00000000003506b0 [ 49.301688][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 49.309830][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 49.317787][ C0] Kernel panic - not syncing: Fatal exception in interrupt [ 49.325035][ C0] Kernel Offset: disabled [ 49.329354][ C0] Rebooting in 86400 seconds..