Warning: Permanently added '10.128.0.199' (ECDSA) to the list of known hosts. 2022/06/07 03:59:31 parsed 1 programs [ 41.818071][ T23] kauditd_printk_skb: 65 callbacks suppressed [ 41.818078][ T23] audit: type=1400 audit(1654574371.980:148): 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 [ 41.822106][ T400] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 41.854152][ T400] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 41.860943][ T400] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 41.867541][ T400] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 41.874225][ T400] cgroup: Unknown subsys name 'net' [ 41.879960][ T400] cgroup: Unknown subsys name 'devices' [ 41.886413][ T400] cgroup: Unknown subsys name 'hugetlb' [ 41.892264][ T400] cgroup: Unknown subsys name 'rlimit' 2022/06/07 03:59:32 executed programs: 0 [ 41.898520][ T23] audit: type=1400 audit(1654574372.060:149): 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 [ 41.995021][ T23] audit: type=1400 audit(1654574372.060:150): 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 [ 42.031173][ T23] audit: type=1400 audit(1654574372.100:151): avc: denied { mounton } for pid=407 comm="syz-executor.3" 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 [ 42.055483][ T23] audit: type=1400 audit(1654574372.100:152): avc: denied { module_request } for pid=407 comm="syz-executor.3" kmod="netdev-nr3" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 42.065055][ T407] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.084526][ T407] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.092011][ T407] device bridge_slave_0 entered promiscuous mode [ 42.099645][ T407] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.106783][ T407] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.114213][ T407] device bridge_slave_1 entered promiscuous mode [ 42.190869][ T415] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.197979][ T415] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.205570][ T415] device bridge_slave_0 entered promiscuous mode [ 42.214718][ T415] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.221971][ T415] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.229439][ T415] device bridge_slave_1 entered promiscuous mode [ 42.235900][ T408] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.243152][ T408] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.250569][ T408] device bridge_slave_0 entered promiscuous mode [ 42.259215][ T408] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.266596][ T408] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.274464][ T408] device bridge_slave_1 entered promiscuous mode [ 42.299945][ T411] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.306988][ T411] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.314438][ T411] device bridge_slave_0 entered promiscuous mode [ 42.338156][ T411] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.345165][ T411] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.352756][ T411] device bridge_slave_1 entered promiscuous mode [ 42.367464][ T416] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.374490][ T416] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.381841][ T416] device bridge_slave_0 entered promiscuous mode [ 42.391938][ T412] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.398982][ T412] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.406238][ T412] device bridge_slave_0 entered promiscuous mode [ 42.413382][ T412] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.420589][ T412] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.428001][ T412] device bridge_slave_1 entered promiscuous mode [ 42.438179][ T416] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.445195][ T416] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.452538][ T416] device bridge_slave_1 entered promiscuous mode [ 42.503368][ T407] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.510673][ T407] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.517915][ T407] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.524921][ T407] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.534690][ T415] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.541741][ T415] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.549003][ T415] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.556263][ T415] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.570593][ T408] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.577625][ T408] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.584838][ T408] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.591851][ T408] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.630018][ T24] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.637158][ T24] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.644818][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.652448][ T24] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.659710][ T24] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.666798][ T24] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.674044][ T24] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.697730][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.706397][ T372] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.713423][ T372] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.723230][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.731794][ T372] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.738819][ T372] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.759723][ T115] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 42.768157][ T115] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 42.776081][ T115] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.784682][ T115] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.798383][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.827060][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.835169][ T372] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.842192][ T372] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.850342][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.858840][ T372] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.865840][ T372] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.873143][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.880576][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.887977][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.896013][ T372] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.903091][ T372] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.910474][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.918409][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.926446][ T372] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.933465][ T372] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.940742][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.957319][ T115] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.964843][ T115] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.972999][ T115] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.980009][ T115] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.987462][ T115] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.995584][ T115] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.002609][ T115] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.033589][ T115] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.041594][ T115] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.050620][ T115] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.058737][ T115] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.066924][ T115] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.090632][ T23] audit: type=1400 audit(1654574373.250:153): avc: denied { mount } for pid=415 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 [ 43.090981][ T415] !!!! css_create css ffff88811f30d600 !!!! [ 43.120821][ T415] !!!! css_create css ffff88810f5ca000 !!!! [ 43.126839][ T415] !!!! css_create css ffff88810fa69c00 !!!! [ 43.132923][ T415] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 43.137743][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.140714][ T415] !!!! cgroup_kn_unlock css_put(ffff88810f5cc000) [ 43.149017][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.154041][ T415] !!!! css_create css ffff88810fa6a000 !!!! [ 43.163151][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 43.167615][ T415] !!!! css_create css ffff88810f94aa00 !!!! [ 43.175467][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.181326][ T415] !!!! cgroup_kn_unlock css_put(ffff888107198010) [ 43.189248][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.195747][ T415] !!!! put_css_set_locked css_put(ffffffff85fb6aa0) [ 43.203004][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.209248][ T415] !!!! put_css_set_locked css_put(ffff88811f30d600) [ 43.209252][ T415] !!!! put_css_set_locked css_put(ffffffff85ef4300) [ 43.209256][ T415] !!!! put_css_set_locked css_put(ffffffff86918540) [ 43.209260][ T415] !!!! put_css_set_locked css_put(ffff88810f5ca000) [ 43.209263][ T415] !!!! put_css_set_locked css_put(ffff8881001c6200) [ 43.209267][ T415] !!!! put_css_set_locked css_put(ffff8881001c7600) [ 43.209271][ T415] !!!! put_css_set_locked css_put(ffff88810fa69c00) [ 43.209276][ T415] !!!! put_css_set_locked cgroup_put(self ffff88810f5cc000) [ 43.209605][ T415] !!!! cgroup_kn_unlock css_put(ffff88810f5ce000) [ 43.217002][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.223614][ T415] !!!! css_create css ffff88810fcad000 !!!! [ 43.230675][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.237009][ T415] !!!! css_create css ffff88810f94bc00 !!!! [ 43.243696][ T372] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.250474][ T415] !!!! css_create css ffff88810f94a000 !!!! [ 43.256864][ T372] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.325509][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.333774][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.341971][ T372] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.348991][ T372] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.356264][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 43.364692][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 43.372902][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 43.381147][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 43.389375][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 43.397538][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.405543][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 43.413774][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 43.422030][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 43.430324][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 43.438728][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 43.446798][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.455025][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 43.463409][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 43.471833][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 43.480112][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 43.488539][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.496458][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.504534][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.512491][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.520534][ T372] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.539611][ T415] !!!! cgroup_kn_unlock css_put(ffff8881079cc010) [ 43.547809][ T415] !!!! put_css_set_locked css_put(ffff88810fa6a000) [ 43.554488][ T415] !!!! put_css_set_locked css_put(ffff88811f30d600) [ 43.561150][ T415] !!!! put_css_set_locked css_put(ffff88810f94aa00) [ 43.567809][ T415] !!!! put_css_set_locked css_put(ffffffff86918540) [ 43.574453][ T415] !!!! put_css_set_locked css_put(ffff88810f5ca000) [ 43.581187][ T415] !!!! put_css_set_locked css_put(ffff8881001c6200) [ 43.587827][ T415] !!!! put_css_set_locked css_put(ffff8881001c7600) [ 43.594472][ T415] !!!! put_css_set_locked css_put(ffff88810fa69c00) [ 43.601112][ T415] !!!! put_css_set_locked cgroup_put(self ffff88810f5cc000) [ 43.608456][ T415] !!!! put_css_set_locked cgroup_put(self ffff88810f5ce000) [ 43.618261][ T415] !!!! cgroup_kn_unlock css_put(ffff88810fb2e000) [ 43.619021][ T408] !!!! cgroup_kn_unlock css_put(ffff888101de4000) [ 43.624949][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 43.632752][ T408] !!!! put_css_set_locked css_put(ffffffff85fb6aa0) [ 43.640350][ T433] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.646543][ T408] !!!! put_css_set_locked css_put(ffff88811f30dc00) [ 43.654952][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 43.661212][ T408] !!!! put_css_set_locked css_put(ffffffff85ef4300) [ 43.661217][ T408] !!!! put_css_set_locked css_put(ffffffff86918540) [ 43.661220][ T408] !!!! put_css_set_locked css_put(ffff888101de0000) [ 43.661224][ T408] !!!! put_css_set_locked css_put(ffff8881001c6200) [ 43.661228][ T408] !!!! put_css_set_locked css_put(ffff8881001c7600) [ 43.661232][ T408] !!!! put_css_set_locked css_put(ffff88811f333000) [ 43.661236][ T408] !!!! put_css_set_locked cgroup_put(self ffff888101de4000) [ 43.661834][ T408] !!!! cgroup_kn_unlock css_put(ffff8881047f8000) [ 43.668888][ T433] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.675336][ T408] !!!! put_css_set_locked css_put(ffff88811f331400) [ 43.682568][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 43.688355][ T408] !!!! put_css_set_locked css_put(ffff88811f30dc00) [ 43.688359][ T408] !!!! put_css_set_locked css_put(ffff88810418e400) [ 43.688363][ T408] !!!! put_css_set_locked css_put(ffffffff86918540) [ 43.688367][ T408] !!!! put_css_set_locked css_put(ffff888101de0000) [ 43.688371][ T408] !!!! put_css_set_locked css_put(ffff8881001c6200) [ 43.688375][ T408] !!!! put_css_set_locked css_put(ffff8881001c7600) [ 43.688378][ T408] !!!! put_css_set_locked css_put(ffff88811f333000) [ 43.688383][ T408] !!!! put_css_set_locked cgroup_put(self ffff888101de4000) [ 43.688395][ T408] !!!! put_css_set_locked cgroup_put(self ffff8881047f8000) [ 43.689145][ T408] !!!! cgroup_kn_unlock css_put(ffff888104996000) [ 43.695350][ T433] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.703315][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 43.709098][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 43.716214][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 43.722612][ T433] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.731173][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 43.737528][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 43.752595][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 43.758026][ T433] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.777510][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 43.778761][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 43.784562][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 43.791724][ T433] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.799686][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 43.806425][ T433] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.813382][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 43.820892][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 43.830165][ T436] !!!! put_css_set_locked css_put(ffff88811f331400) [ 43.834416][ T23] audit: type=1400 audit(1654574373.990:154): avc: denied { mounton } for pid=435 comm="syz-executor.0" path="/root/syzkaller-testdir3245932189/syzkaller.7sr6Xu/0/file0" dev="sda1" ino=1159 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 43.841217][ T436] !!!! put_css_set_locked css_put(ffff88811f30dc00) [ 43.841221][ T436] !!!! put_css_set_locked css_put(ffff88810418e400) [ 43.841225][ T436] !!!! put_css_set_locked css_put(ffff88811f337800) [ 43.841229][ T436] !!!! put_css_set_locked css_put(ffff888101de0000) [ 43.841232][ T436] !!!! put_css_set_locked css_put(ffff88811f30e400) [ 43.841237][ T436] !!!! put_css_set_locked css_put(ffff88811f30e200) [ 43.841241][ T436] !!!! put_css_set_locked css_put(ffff88811f333000) [ 43.841245][ T436] !!!! put_css_set_locked cgroup_put(self ffff888101de4000) [ 43.841254][ T436] !!!! put_css_set_locked cgroup_put(self ffff888104996000) [ 43.841259][ T436] !!!! put_css_set_locked cgroup_put(self ffff8881047f8000) [ 43.841268][ T436] !!!! put_css_set_locked css_put(ffff88810fa6a000) [ 43.841272][ T436] !!!! put_css_set_locked css_put(ffff88811f30d600) [ 43.841276][ T436] !!!! put_css_set_locked css_put(ffff88810f94aa00) [ 43.841280][ T436] !!!! put_css_set_locked css_put(ffff88810fcad000) [ 43.841284][ T436] !!!! put_css_set_locked css_put(ffff88810f5ca000) [ 43.841288][ T436] !!!! put_css_set_locked css_put(ffff88810f94bc00) [ 43.841291][ T436] !!!! put_css_set_locked css_put(ffff88810f94a000) [ 43.841295][ T436] !!!! put_css_set_locked css_put(ffff88810fa69c00) [ 43.841300][ T436] !!!! put_css_set_locked cgroup_put(self ffff88810f5cc000) [ 43.841307][ T436] !!!! put_css_set_locked cgroup_put(self ffff88810fb2e000) [ 43.841315][ T436] !!!! put_css_set_locked cgroup_put(self ffff88810f5ce000) [ 43.842625][ T436] !!!! control_disable control_disable ss name cpu [ 43.849432][ T433] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 43.856968][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 43.863075][ T23] audit: type=1400 audit(1654574374.000:155): 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 [ 43.863089][ T23] audit: type=1400 audit(1654574374.000:156): 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 [ 43.863100][ T23] audit: type=1400 audit(1654574374.000:157): 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 [ 43.863324][ T433] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.870423][ T436] !!!! control_disable control_disable ss name memory [ 43.878101][ T433] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 43.885455][ T436] !!!! control_disable control_disable ss name pids [ 43.893008][ T433] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 43.898961][ T436] !!!! control_disable kill_css(ffff88811f333000) [ 43.906407][ T433] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 43.913235][ T436] !!!! control_disable control_disable ss name cpu [ 43.921055][ T433] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 43.927867][ T436] !!!! control_disable control_disable ss name memory [ 43.934739][ T433] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 43.941471][ T436] !!!! control_disable control_disable ss name pids [ 44.292527][ T436] !!!! control_disable kill_css(ffff88810fa69c00) [ 44.300490][ T436] !!!! control_disable control_disable ss name cpu [ 44.307071][ T436] !!!! control_disable control_disable ss name memory [ 44.307336][ C0] !!!! css_killed_ref_fn enqueue(ffff88811f333000) [ 44.314218][ T436] !!!! control_disable control_disable ss name pids [ 44.328812][ T436] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 44.331182][ T407] !!!! css_create css ffff88811f30d800 !!!! [ 44.341781][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 44.343292][ T407] !!!! css_create css ffff888110344000 !!!! [ 44.350025][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 44.356582][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 44.363405][ C1] !!!! css_killed_ref_fn enqueue(ffff88810fa69c00) [ 44.363980][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 44.364444][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 44.375882][ T45] !!!! css_killed_work_fn css_put(ffff88811f333000) [ 44.378375][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.385952][ T45] !!!! css_release enqueue(ffff88811f333000) [ 44.385978][ T45] !!!! css_release_work_fn(ffff88811f333000) [ 44.394891][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.400997][ T407] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 44.408653][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 44.415260][ T45] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff88811f333000) [ 44.421227][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 44.428093][ T407] !!!! cgroup_kn_unlock css_put(ffff888110346000) [ 44.434589][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.441414][ T407] !!!! css_create css ffff8881100e0400 !!!! [ 44.450101][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 44.456570][ T407] !!!! css_create css ffff8881100b9400 !!!! [ 44.463434][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.471208][ T407] !!!! cgroup_kn_unlock css_put(ffff888107198010) [ 44.479483][ T24] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.484081][ T407] !!!! put_css_set_locked css_put(ffffffff85fb6aa0) [ 44.489675][ T24] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.497699][ T407] !!!! put_css_set_locked css_put(ffff88811f30d800) [ 44.497703][ T407] !!!! put_css_set_locked css_put(ffffffff85ef4300) [ 44.497707][ T407] !!!! put_css_set_locked css_put(ffffffff86918540) [ 44.497711][ T407] !!!! put_css_set_locked css_put(ffff888110344000) [ 44.497723][ T407] !!!! put_css_set_locked css_put(ffff8881001c6200) [ 44.505307][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.511199][ T407] !!!! put_css_set_locked css_put(ffff8881001c7600) [ 44.511203][ T407] !!!! put_css_set_locked css_put(ffff888100126400) [ 44.511208][ T407] !!!! put_css_set_locked cgroup_put(self ffff888110346000) [ 44.511612][ T407] !!!! cgroup_kn_unlock css_put(ffff88811045a000) [ 44.518772][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.525938][ T407] !!!! css_create css ffff88810ffb9400 !!!! [ 44.532947][ T24] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.539275][ T45] !!!! css_free_rwork_fn(ffff88811f333000) [ 44.545626][ T24] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.549103][ T407] !!!! css_create css ffff8881101dae00 !!!! [ 44.552537][ T45] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 44.571211][ T407] !!!! css_create css ffff88811014f200 !!!! [ 44.647627][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.655229][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 44.664086][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 44.672490][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.680555][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.688478][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.696417][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.704432][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 44.712708][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 44.721182][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 44.728978][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 44.741686][ T407] !!!! cgroup_kn_unlock css_put(ffff8881079cc010) [ 44.741691][ T372] !!!! css_killed_work_fn css_put(ffff88810fa69c00) [ 44.741706][ T372] !!!! css_release enqueue(ffff88810fa69c00) [ 44.762274][ T411] !!!! css_create css ffff8881108e1e00 !!!! [ 44.776402][ T411] !!!! css_create css ffff8881105bc000 !!!! [ 44.789647][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 44.789918][ T411] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 44.797709][ T443] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 44.797768][ T444] !!!! css_create css ffff8881107e9800 !!!! [ 44.797854][ T444] !!!! css_create css ffff8881107e9c00 !!!! [ 44.797891][ T444] !!!! css_create css ffff8881107eb000 !!!! [ 44.797911][ T444] FAULT_INJECTION: forcing a failure. [ 44.797911][ T444] name failslab, interval 1, probability 0, space 0, times 1 [ 44.797923][ T444] CPU: 0 PID: 444 Comm: syz-executor.2 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 44.797928][ T444] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.797931][ T444] Call Trace: [ 44.797947][ T444] dump_stack_lvl+0x1e2/0x24b [ 44.797956][ T444] ? panic+0x7d7/0x7d7 [ 44.797966][ T444] ? bfq_pos_tree_add_move+0x43e/0x43e [ 44.797975][ T444] dump_stack+0x15/0x17 [ 44.797984][ T444] should_fail+0x3c0/0x510 [ 44.797996][ T444] __should_failslab+0x9f/0xe0 [ 44.798005][ T444] should_failslab+0x9/0x20 [ 44.798016][ T444] kmem_cache_alloc+0x3f/0x300 [ 44.798025][ T444] ? __kernfs_new_node+0xdb/0x6e0 [ 44.798034][ T444] __kernfs_new_node+0xdb/0x6e0 [ 44.798042][ T444] ? stack_trace_save+0x1f0/0x1f0 [ 44.798051][ T444] ? kernfs_new_node+0x170/0x170 [ 44.798061][ T444] ? ptr_to_hashval+0x60/0x60 [ 44.798071][ T444] ? snprintf+0xd6/0x120 [ 44.798079][ T444] kernfs_new_node+0x97/0x170 [ 44.798088][ T444] __kernfs_create_file+0x4a/0x270 [ 44.798097][ T444] cgroup_addrm_files+0xab8/0xfe0 [ 44.798107][ T444] ? cgroup_apply_control_enable+0x734/0x12e0 [ 44.798116][ T444] ? cgroup_apply_control+0x93/0x710 [ 44.798126][ T444] ? cgroup_subtree_control_write+0xd19/0x1310 [ 44.798136][ T444] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 44.798144][ T444] ? delete_node+0x759/0x7b0 [ 44.798154][ T444] ? __kasan_check_read+0x11/0x20 [ 44.798162][ T444] ? delete_node+0x759/0x7b0 [ 44.798170][ T444] ? __kasan_check_write+0x14/0x20 [ 44.798179][ T444] ? __radix_tree_replace+0x246/0x2e0 [ 44.798191][ T444] ? idr_get_next+0x4b0/0x4b0 [ 44.798199][ T444] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 44.798207][ T444] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 44.798217][ T444] css_populate_dir+0x137/0x370 [ 44.798228][ T444] cgroup_apply_control_enable+0x629/0x12e0 [ 44.798240][ T444] cgroup_apply_control+0x93/0x710 [ 44.798249][ T444] ? css_next_child+0x160/0x160 [ 44.798257][ T444] ? set_next_entity+0xc5/0x390 [ 44.798266][ T444] ? io_schedule+0x120/0x120 [ 44.798284][ T444] ? kernfs_fop_write_iter+0x15e/0x410 [ 44.798294][ T444] ? __kasan_check_write+0x14/0x20 [ 44.798303][ T444] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 44.798313][ T444] cgroup_subtree_control_write+0xd19/0x1310 [ 44.798323][ T444] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 44.798332][ T444] ? __kasan_check_write+0x14/0x20 [ 44.798342][ T444] ? _copy_from_iter+0x3fb/0xd60 [ 44.798358][ T444] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 45.081419][ T444] cgroup_file_write+0x28e/0x590 [ 45.086331][ T444] ? cgroup_seqfile_stop+0xc0/0xc0 [ 45.091417][ T444] ? mutex_lock+0xa6/0x110 [ 45.095803][ T444] ? mutex_trylock+0xb0/0xb0 [ 45.100365][ T444] ? __kasan_check_write+0x14/0x20 [ 45.105446][ T444] kernfs_fop_write_iter+0x2d0/0x410 [ 45.110700][ T444] ? cgroup_seqfile_stop+0xc0/0xc0 [ 45.115786][ T444] vfs_write+0xc1c/0xf40 [ 45.120015][ T444] ? kernel_write+0x3c0/0x3c0 [ 45.124680][ T444] ? mutex_trylock+0xb0/0xb0 [ 45.129274][ T444] ? __fdget_pos+0x26d/0x310 [ 45.133843][ T444] ? ksys_write+0x77/0x2c0 [ 45.138236][ T444] ksys_write+0x198/0x2c0 [ 45.142550][ T444] ? __ia32_sys_read+0x90/0x90 [ 45.147302][ T444] ? debug_smp_processor_id+0x17/0x20 [ 45.152661][ T444] __x64_sys_write+0x7b/0x90 [ 45.157268][ T444] do_syscall_64+0x34/0x70 [ 45.161672][ T444] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 45.167543][ T444] RIP: 0033:0x7f523502c0e9 [ 45.171941][ T444] 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 [ 45.191524][ T444] RSP: 002b:00007f5234f81168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 45.200022][ T444] RAX: ffffffffffffffda RBX: 00007f523513f030 RCX: 00007f523502c0e9 [ 45.207967][ T444] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 45.215916][ T444] RBP: 00007f5234f811d0 R08: 0000000000000000 R09: 0000000000000000 [ 45.223859][ T444] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 45.231806][ T444] R13: 00007fff10f3cfff R14: 00007f5234f81300 R15: 0000000000022000 [ 45.241114][ T444] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 45.241293][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 45.248376][ T444] !!!! control_disable control_disable ss name cpu [ 45.256311][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 45.263120][ T444] !!!! control_disable control_disable ss name memory [ 45.271011][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 45.277806][ T444] !!!! control_disable control_disable ss name pids [ 45.285943][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 45.292532][ T444] !!!! control_disable kill_css(ffff8881107e9800) [ 45.300709][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 45.315681][ T444] !!!! control_disable control_disable ss name cpu [ 45.322521][ T444] !!!! control_disable control_disable ss name memory [ 45.329695][ T444] !!!! control_disable control_disable ss name pids [ 45.336270][ T444] !!!! control_disable kill_css(ffff8881107e9c00) [ 45.343709][ T444] !!!! control_disable control_disable ss name cpu [ 45.347324][ C0] !!!! css_killed_ref_fn enqueue(ffff8881107e9800) [ 45.350229][ T444] !!!! control_disable control_disable ss name memory [ 45.363689][ T444] !!!! control_disable control_disable ss name pids [ 45.370369][ T444] !!!! control_disable kill_css(ffff8881107eb000) [ 45.376972][ T444] !!!! control_disable control_disable ss name cpu [ 45.384319][ T444] !!!! control_disable control_disable ss name memory [ 45.385183][ C1] !!!! css_killed_ref_fn enqueue(ffff8881107e9c00) [ 45.393822][ T444] !!!! control_disable control_disable ss name cpu [ 45.397777][ C1] !!!! css_killed_ref_fn enqueue(ffff8881107eb000) [ 45.404342][ T444] !!!! control_disable control_disable ss name memory [ 45.417696][ T444] !!!! control_disable control_disable ss name pids [ 45.424275][ T444] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 45.424373][ T407] !!!! put_css_set_locked css_put(ffff8881100e0400) [ 45.437416][ T407] !!!! put_css_set_locked css_put(ffff88811f30d800) [ 45.444063][ T407] !!!! put_css_set_locked css_put(ffff8881100b9400) [ 45.450708][ T407] !!!! put_css_set_locked css_put(ffffffff86918540) [ 45.457354][ T407] !!!! put_css_set_locked css_put(ffff888110344000) [ 45.463998][ T407] !!!! put_css_set_locked css_put(ffff8881001c6200) [ 45.470644][ T407] !!!! put_css_set_locked css_put(ffff8881001c7600) [ 45.477288][ T407] !!!! put_css_set_locked css_put(ffff888100126400) [ 45.483938][ T407] !!!! put_css_set_locked cgroup_put(self ffff888110346000) [ 45.491289][ T407] !!!! put_css_set_locked cgroup_put(self ffff88811045a000) [ 45.499191][ T407] !!!! cgroup_kn_unlock css_put(ffff88811045c000) [ 45.499496][ T24] !!!! css_release_work_fn(ffff88810fa69c00) [ 45.505819][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 45.512012][ T416] !!!! css_create css ffff8881108e1a00 !!!! [ 45.519906][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 45.525411][ T24] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff88810fa69c00) [ 45.531680][ T416] !!!! css_create css ffff8881106ee000 !!!! [ 45.540740][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 45.545981][ T45] !!!! css_killed_work_fn css_put(ffff8881107e9800) [ 45.553781][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 45.562942][ T416] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 45.566326][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 45.572866][ T45] !!!! css_release enqueue(ffff8881107e9800) [ 45.580343][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 45.586180][ T45] !!!! css_release_work_fn(ffff8881107e9800) [ 45.592889][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 45.598745][ T45] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff8881107e9800) [ 45.605393][ T372] !!!! css_killed_work_fn css_put(ffff8881107e9c00) [ 45.605404][ T372] !!!! css_release enqueue(ffff8881107e9c00) [ 45.614506][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 45.621379][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 45.630934][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 45.633750][ T372] !!!! css_killed_work_fn css_put(ffff8881107eb000) [ 45.640800][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 45.649388][ T372] !!!! css_release enqueue(ffff8881107eb000) [ 45.654205][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 45.660889][ T372] !!!! css_free_rwork_fn(ffff88810fa69c00) [ 45.666991][ T438] !!!! css_create css ffff888110917c00 !!!! [ 45.673877][ T372] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 45.680458][ T438] !!!! css_create css ffff888110916000 !!!! [ 45.698142][ T45] !!!! css_free_rwork_fn(ffff8881107e9800) [ 45.704006][ T45] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 45.707367][ T438] !!!! css_create css ffff8881110e3800 !!!! [ 45.716595][ T438] FAULT_INJECTION: forcing a failure. [ 45.716595][ T438] name failslab, interval 1, probability 0, space 0, times 0 [ 45.729273][ T438] CPU: 0 PID: 438 Comm: syz-executor.0 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 45.739396][ T438] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.749428][ T438] Call Trace: [ 45.752704][ T438] dump_stack_lvl+0x1e2/0x24b [ 45.757478][ T438] ? bfq_pos_tree_add_move+0x43e/0x43e [ 45.763027][ T438] ? find_next_bit+0xd6/0x120 [ 45.767679][ T438] ? cpumask_next+0x11/0x30 [ 45.772169][ T438] dump_stack+0x15/0x17 [ 45.776296][ T438] should_fail+0x3c0/0x510 [ 45.780691][ T438] ? percpu_ref_init+0xd0/0x330 [ 45.785519][ T438] __should_failslab+0x9f/0xe0 [ 45.791211][ T438] should_failslab+0x9/0x20 [ 45.795690][ T438] kmem_cache_alloc_trace+0x3a/0x330 [ 45.800948][ T438] percpu_ref_init+0xd0/0x330 [ 45.805598][ T438] ? cgroup_setup_root+0xea0/0xea0 [ 45.810685][ T438] cgroup_apply_control_enable+0x734/0x12e0 [ 45.816552][ T438] cgroup_apply_control+0x93/0x710 [ 45.821636][ T438] ? css_next_child+0x160/0x160 [ 45.826459][ T438] ? io_schedule+0x120/0x120 [ 45.831022][ T438] ? kernfs_break_active_protection+0x3b/0xc0 [ 45.837061][ T438] ? kernfs_break_active_protection+0x48/0xc0 [ 45.843123][ T438] ? __sanitizer_cov_trace_pc+0x1/0x60 [ 45.848554][ T438] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 45.853810][ T438] cgroup_subtree_control_write+0xd19/0x1310 [ 45.859762][ T438] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 45.865717][ T438] ? __kasan_check_write+0x14/0x20 [ 45.870802][ T438] ? _copy_from_iter+0x3fb/0xd60 [ 45.875712][ T438] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 45.881666][ T438] cgroup_file_write+0x28e/0x590 [ 45.886850][ T438] ? cgroup_seqfile_stop+0xc0/0xc0 [ 45.891935][ T438] ? mutex_lock+0xa6/0x110 [ 45.896323][ T438] ? mutex_trylock+0xb0/0xb0 [ 45.900887][ T438] ? __kasan_check_write+0x14/0x20 [ 45.905972][ T438] kernfs_fop_write_iter+0x2d0/0x410 [ 45.911234][ T438] ? cgroup_seqfile_stop+0xc0/0xc0 [ 45.916751][ T438] vfs_write+0xc1c/0xf40 [ 45.920968][ T438] ? kernel_write+0x3c0/0x3c0 [ 45.925623][ T438] ? mutex_trylock+0xb0/0xb0 [ 45.930191][ T438] ? __fdget_pos+0x26d/0x310 [ 45.934753][ T438] ? ksys_write+0x77/0x2c0 [ 45.939142][ T438] ksys_write+0x198/0x2c0 [ 45.943446][ T438] ? __ia32_sys_read+0x90/0x90 [ 45.948184][ T438] ? debug_smp_processor_id+0x17/0x20 [ 45.954058][ T438] __x64_sys_write+0x7b/0x90 [ 45.958627][ T438] do_syscall_64+0x34/0x70 [ 45.963019][ T438] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 45.968883][ T438] RIP: 0033:0x7fda341850e9 [ 45.973275][ T438] 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 [ 45.992850][ T438] RSP: 002b:00007fda340da168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 46.001236][ T438] RAX: ffffffffffffffda RBX: 00007fda34298030 RCX: 00007fda341850e9 [ 46.009180][ T438] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 46.017123][ T438] RBP: 00007fda340da1d0 R08: 0000000000000000 R09: 0000000000000000 [ 46.025088][ T438] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 46.033034][ T438] R13: 00007fff85be82bf R14: 00007fda340da300 R15: 0000000000022000 [ 46.044478][ T438] !!!! css_create rcu_enqueue(ffff8881110e3800) !!!! [ 46.051442][ T438] !!!! control_disable control_disable ss name cpu [ 46.058002][ T438] !!!! control_disable control_disable ss name memory [ 46.064795][ T438] !!!! control_disable control_disable ss name pids [ 46.071529][ T438] !!!! control_disable kill_css(ffff888110917c00) [ 46.078128][ T438] !!!! control_disable control_disable ss name cpu [ 46.078223][ T383] !!!! css_free_rwork_fn(ffff8881110e3800) [ 46.084611][ T438] !!!! control_disable control_disable ss name memory [ 46.084616][ T438] !!!! control_disable control_disable ss name pids [ 46.084621][ T438] !!!! control_disable kill_css(ffff888110916000) [ 46.084659][ T438] !!!! control_disable control_disable ss name cpu [ 46.090567][ T383] !!!! css_free_rwork_fn parent (ffff888110346000) [ 46.097587][ T438] !!!! control_disable control_disable ss name memory [ 46.123713][ C1] !!!! css_killed_ref_fn enqueue(ffff888110917c00) [ 46.123731][ C1] !!!! css_killed_ref_fn enqueue(ffff888110916000) [ 46.143646][ T438] !!!! control_disable control_disable ss name cpu [ 46.150158][ T438] !!!! control_disable control_disable ss name memory [ 46.156909][ T438] !!!! control_disable control_disable ss name cpu [ 46.163455][ T438] !!!! control_disable control_disable ss name memory [ 46.170210][ T438] !!!! control_disable control_disable ss name cpu [ 46.176676][ T438] !!!! control_disable control_disable ss name memory [ 46.183643][ T438] !!!! control_disable control_disable ss name pids [ 46.190479][ T412] !!!! css_create css ffff88811f30ca00 !!!! [ 46.196451][ T412] !!!! css_create css ffff888111180000 !!!! [ 46.197309][ T438] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 46.202711][ T412] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 46.208968][ T372] !!!! css_release_work_fn(ffff8881107e9c00) [ 46.222291][ T416] !!!! cgroup_kn_unlock css_put(ffff8881105b8000) [ 46.222592][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.228824][ T372] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff8881107e9c00) [ 46.237576][ T412] !!!! cgroup_kn_unlock css_put(ffff888111182000) [ 46.244150][ T416] !!!! css_create css ffff888110af3000 !!!! [ 46.251177][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.256509][ T416] !!!! css_create css ffff88811014c800 !!!! [ 46.267528][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.269834][ T416] !!!! cgroup_kn_unlock css_put(ffff888107198010) [ 46.277404][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.283324][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.293200][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.298701][ T411] !!!! cgroup_kn_unlock css_put(ffff8881105e8000) [ 46.304924][ T412] !!!! css_create css ffff8881100e3800 !!!! [ 46.312076][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.319838][ T412] !!!! css_create css ffff88811033d200 !!!! [ 46.325131][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.330777][ T412] !!!! cgroup_kn_unlock css_put(ffff888107198010) [ 46.337028][ T372] !!!! css_release_work_fn(ffff8881107eb000) [ 46.347141][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.352414][ T416] !!!! put_css_set_locked css_put(ffffffff85fb6aa0) [ 46.360320][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.363255][ T416] !!!! put_css_set_locked css_put(ffff8881108e1a00) [ 46.363260][ T416] !!!! put_css_set_locked css_put(ffffffff85ef4300) [ 46.363264][ T416] !!!! put_css_set_locked css_put(ffffffff86918540) [ 46.363276][ T416] !!!! put_css_set_locked css_put(ffff8881106ee000) [ 46.370742][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.376732][ T416] !!!! put_css_set_locked css_put(ffff8881001c6200) [ 46.376737][ T416] !!!! put_css_set_locked css_put(ffff8881001c7600) [ 46.376740][ T416] !!!! put_css_set_locked css_put(ffff888100126400) [ 46.376745][ T416] !!!! put_css_set_locked cgroup_put(self ffff8881105b8000) [ 46.377495][ T372] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff8881107eb000) [ 46.384155][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.393610][ T416] !!!! cgroup_kn_unlock css_put(ffff8881105be000) [ 46.396902][ T412] !!!! put_css_set_locked css_put(ffffffff85fb6aa0) [ 46.459371][ T412] !!!! put_css_set_locked css_put(ffff88811f30ca00) [ 46.466017][ T412] !!!! put_css_set_locked css_put(ffffffff85ef4300) [ 46.472661][ T412] !!!! put_css_set_locked css_put(ffffffff86918540) [ 46.479466][ T412] !!!! put_css_set_locked css_put(ffff888111180000) [ 46.486121][ T412] !!!! put_css_set_locked css_put(ffff8881001c6200) [ 46.492765][ T412] !!!! put_css_set_locked css_put(ffff8881001c7600) [ 46.499405][ T412] !!!! put_css_set_locked css_put(ffff888100126400) [ 46.506481][ T412] !!!! put_css_set_locked cgroup_put(self ffff888111182000) [ 46.514374][ T412] !!!! cgroup_kn_unlock css_put(ffff888110bca000) [ 46.517905][ T411] !!!! css_create css ffff888111221c00 !!!! [ 46.526899][ T411] !!!! css_create css ffff88811033d400 !!!! [ 46.527958][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.536340][ T411] !!!! cgroup_kn_unlock css_put(ffff888107198010) [ 46.539772][ T24] !!!! css_killed_work_fn css_put(ffff888110917c00) [ 46.547803][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.554145][ T24] !!!! css_release enqueue(ffff888110917c00) [ 46.567230][ T416] !!!! css_create css ffff888111437400 !!!! [ 46.567235][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.568170][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.573546][ T416] !!!! css_create css ffff88811014d600 !!!! [ 46.594574][ T416] !!!! css_create css ffff88811014a400 !!!! [ 46.600800][ T411] !!!! put_css_set_locked css_put(ffffffff85fb6aa0) [ 46.607459][ T411] !!!! put_css_set_locked css_put(ffff8881108e1e00) [ 46.610640][ T416] !!!! cgroup_kn_unlock css_put(ffff8881079cc010) [ 46.614102][ T411] !!!! put_css_set_locked css_put(ffffffff85ef4300) [ 46.614106][ T411] !!!! put_css_set_locked css_put(ffffffff86918540) [ 46.614111][ T411] !!!! put_css_set_locked css_put(ffff8881105bc000) [ 46.614115][ T411] !!!! put_css_set_locked css_put(ffff8881001c6200) [ 46.614119][ T411] !!!! put_css_set_locked css_put(ffff8881001c7600) [ 46.614130][ T411] !!!! put_css_set_locked css_put(ffff888100126400) [ 46.660531][ T411] !!!! put_css_set_locked cgroup_put(self ffff8881105e8000) [ 46.668182][ T411] !!!! cgroup_kn_unlock css_put(ffff88811107c000) [ 46.668541][ T24] !!!! css_killed_work_fn css_put(ffff888110916000) [ 46.681367][ T24] !!!! css_release enqueue(ffff888110916000) [ 46.688552][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.695481][ T24] !!!! css_free_rwork_fn(ffff8881107e9c00) [ 46.695539][ T416] !!!! put_css_set_locked css_put(ffff888110af3000) [ 46.701687][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.708011][ T416] !!!! put_css_set_locked css_put(ffff8881108e1a00) [ 46.708016][ T416] !!!! put_css_set_locked css_put(ffff88811014c800) [ 46.708020][ T416] !!!! put_css_set_locked css_put(ffffffff86918540) [ 46.708024][ T416] !!!! put_css_set_locked css_put(ffff8881106ee000) [ 46.708028][ T416] !!!! put_css_set_locked css_put(ffff8881001c6200) [ 46.708039][ T416] !!!! put_css_set_locked css_put(ffff8881001c7600) [ 46.715020][ T24] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 46.721493][ T416] !!!! put_css_set_locked css_put(ffff888100126400) [ 46.721498][ T416] !!!! put_css_set_locked cgroup_put(self ffff8881105b8000) [ 46.721510][ T416] !!!! put_css_set_locked cgroup_put(self ffff8881105be000) [ 46.722187][ T412] !!!! css_create css ffff8881114a8400 !!!! [ 46.728766][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.735254][ T416] !!!! cgroup_kn_unlock css_put(ffff8881105ba000) [ 46.742576][ T412] !!!! css_create css ffff88811014b800 !!!! [ 46.748912][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.756142][ T412] !!!! css_create css ffff88811014a600 !!!! [ 46.762652][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.768968][ T19] !!!! css_free_rwork_fn(ffff8881107eb000) [ 46.776712][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.788165][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.789880][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.796254][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.803284][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.808983][ T19] !!!! css_free_rwork_fn parent (ffff888110346000) [ 46.822465][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.828675][ T412] !!!! cgroup_kn_unlock css_put(ffff8881079cc010) [ 46.834626][ T466] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 46.841679][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.849965][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.855419][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.863170][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.868906][ T412] !!!! put_css_set_locked css_put(ffff8881100e3800) [ 46.878893][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.882081][ T412] !!!! put_css_set_locked css_put(ffff88811f30ca00) [ 46.889032][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.895035][ T412] !!!! put_css_set_locked css_put(ffff88811033d200) [ 46.895040][ T412] !!!! put_css_set_locked css_put(ffffffff86918540) [ 46.895044][ T412] !!!! put_css_set_locked css_put(ffff888111180000) [ 46.895059][ T412] !!!! put_css_set_locked css_put(ffff8881001c6200) [ 46.902792][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.908690][ T412] !!!! put_css_set_locked css_put(ffff8881001c7600) [ 46.908694][ T412] !!!! put_css_set_locked css_put(ffff888100126400) [ 46.908699][ T412] !!!! put_css_set_locked cgroup_put(self ffff888111182000) 2022/06/07 03:59:37 executed programs: 15 [ 46.908711][ T412] !!!! put_css_set_locked cgroup_put(self ffff888110bca000) [ 46.910072][ T412] !!!! cgroup_kn_unlock css_put(ffff8881111e4000) [ 46.917099][ T411] !!!! css_create css ffff888111782400 !!!! [ 46.924107][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.931342][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.937593][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.945084][ T411] !!!! css_create css ffff88811033be00 !!!! [ 46.953403][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.958411][ T411] !!!! css_create css ffff88811033b200 !!!! [ 46.965349][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.971945][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.979343][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 46.989121][ T411] !!!! cgroup_kn_unlock css_put(ffff8881079cc010) [ 46.991746][ T24] !!!! css_release_work_fn(ffff888110917c00) [ 47.000703][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 47.005994][ T467] !!!! css_create css ffff88811195dc00 !!!! [ 47.013509][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 47.021102][ T24] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888110917c00) [ 47.026093][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 47.033418][ T467] !!!! css_create css ffff88811195e800 !!!! [ 47.138952][ T467] !!!! css_create css ffff8881116c2400 !!!! [ 47.140598][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 47.145086][ T467] FAULT_INJECTION: forcing a failure. [ 47.145086][ T467] name failslab, interval 1, probability 0, space 0, times 0 [ 47.155423][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 47.164649][ T467] CPU: 0 PID: 467 Comm: syz-executor.2 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 47.171502][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 47.181226][ T467] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.181230][ T467] Call Trace: [ 47.181248][ T467] dump_stack_lvl+0x1e2/0x24b [ 47.181264][ T467] ? bfq_pos_tree_add_move+0x43e/0x43e [ 47.188574][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 47.198108][ T467] dump_stack+0x15/0x17 [ 47.198124][ T467] should_fail+0x3c0/0x510 [ 47.226850][ T467] ? __kernfs_new_node+0x99/0x6e0 [ 47.231847][ T467] __should_failslab+0x9f/0xe0 [ 47.236584][ T467] should_failslab+0x9/0x20 [ 47.241064][ T467] __kmalloc_track_caller+0x5f/0x350 [ 47.246330][ T467] kstrdup_const+0x55/0x90 [ 47.250722][ T467] __kernfs_new_node+0x99/0x6e0 [ 47.255560][ T467] ? stack_trace_save+0x1f0/0x1f0 [ 47.260554][ T467] ? kernfs_new_node+0x170/0x170 [ 47.265473][ T467] ? ptr_to_hashval+0x60/0x60 [ 47.270122][ T467] ? snprintf+0xd6/0x120 [ 47.274335][ T467] kernfs_new_node+0x97/0x170 [ 47.278983][ T467] __kernfs_create_file+0x4a/0x270 [ 47.284077][ T467] cgroup_addrm_files+0xab8/0xfe0 [ 47.289073][ T467] ? cgroup_apply_control_enable+0x734/0x12e0 [ 47.295109][ T467] ? cgroup_apply_control+0x93/0x710 [ 47.300361][ T467] ? cgroup_subtree_control_write+0xd19/0x1310 [ 47.306485][ T467] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 47.312603][ T467] ? delete_node+0x759/0x7b0 [ 47.317163][ T467] ? __kasan_check_read+0x11/0x20 [ 47.322154][ T467] ? delete_node+0x759/0x7b0 [ 47.326715][ T467] ? __kasan_check_write+0x14/0x20 [ 47.331793][ T467] ? __radix_tree_replace+0x246/0x2e0 [ 47.337241][ T467] ? idr_get_next+0x4b0/0x4b0 [ 47.341899][ T467] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 47.346889][ T467] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 47.352057][ T467] css_populate_dir+0x137/0x370 [ 47.356883][ T467] cgroup_apply_control_enable+0x629/0x12e0 [ 47.362745][ T467] cgroup_apply_control+0x93/0x710 [ 47.367825][ T467] ? css_next_child+0x160/0x160 [ 47.372664][ T467] ? io_schedule+0x120/0x120 [ 47.377318][ T467] ? kernfs_fop_write_iter+0x15e/0x410 [ 47.382756][ T467] ? __kasan_check_write+0x14/0x20 [ 47.387837][ T467] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 47.393091][ T467] cgroup_subtree_control_write+0xd19/0x1310 [ 47.399059][ T467] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 47.405022][ T467] ? __kasan_check_write+0x14/0x20 [ 47.410102][ T467] ? _copy_from_iter+0x3fb/0xd60 [ 47.415009][ T467] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 47.420970][ T467] cgroup_file_write+0x28e/0x590 [ 47.425899][ T467] ? cgroup_seqfile_stop+0xc0/0xc0 [ 47.430989][ T467] ? mutex_lock+0xa6/0x110 [ 47.435375][ T467] ? mutex_trylock+0xb0/0xb0 [ 47.439936][ T467] ? __kasan_check_write+0x14/0x20 [ 47.445016][ T467] kernfs_fop_write_iter+0x2d0/0x410 [ 47.450287][ T467] ? cgroup_seqfile_stop+0xc0/0xc0 [ 47.455370][ T467] vfs_write+0xc1c/0xf40 [ 47.459585][ T467] ? kernel_write+0x3c0/0x3c0 [ 47.464235][ T467] ? mutex_trylock+0xb0/0xb0 [ 47.468796][ T467] ? __fdget_pos+0x26d/0x310 [ 47.473373][ T467] ? ksys_write+0x77/0x2c0 [ 47.477777][ T467] ksys_write+0x198/0x2c0 [ 47.482083][ T467] ? __ia32_sys_read+0x90/0x90 [ 47.486820][ T467] ? debug_smp_processor_id+0x17/0x20 [ 47.492775][ T467] __x64_sys_write+0x7b/0x90 [ 47.497343][ T467] do_syscall_64+0x34/0x70 [ 47.501755][ T467] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 47.507622][ T467] RIP: 0033:0x7f523502c0e9 [ 47.512011][ 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 [ 47.531584][ T467] RSP: 002b:00007f5234f81168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 47.540065][ T467] RAX: ffffffffffffffda RBX: 00007f523513f030 RCX: 00007f523502c0e9 [ 47.548021][ T467] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 47.555963][ T467] RBP: 00007f5234f811d0 R08: 0000000000000000 R09: 0000000000000000 [ 47.563913][ T467] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 47.571853][ T467] R13: 00007fff10f3cfff R14: 00007f5234f81300 R15: 0000000000022000 [ 47.582684][ T467] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 47.589927][ T467] !!!! control_disable control_disable ss name cpu [ 47.598115][ T467] !!!! control_disable control_disable ss name memory [ 47.604975][ T467] !!!! control_disable control_disable ss name pids [ 47.611643][ T467] !!!! control_disable kill_css(ffff88811195dc00) [ 47.618295][ T467] !!!! control_disable control_disable ss name cpu [ 47.624844][ T467] !!!! control_disable control_disable ss name memory [ 47.631696][ T467] !!!! control_disable control_disable ss name pids [ 47.638342][ T467] !!!! control_disable kill_css(ffff88811195e800) [ 47.645033][ T467] !!!! control_disable control_disable ss name cpu [ 47.651790][ T467] !!!! control_disable control_disable ss name memory [ 47.658595][ C0] !!!! css_killed_ref_fn enqueue(ffff88811195dc00) [ 47.665197][ T467] !!!! control_disable control_disable ss name pids [ 47.671786][ T467] !!!! control_disable kill_css(ffff8881116c2400) [ 47.678295][ T467] !!!! control_disable control_disable ss name cpu [ 47.684763][ T467] !!!! control_disable control_disable ss name memory [ 47.691515][ T467] !!!! control_disable control_disable ss name cpu [ 47.698015][ T467] !!!! control_disable control_disable ss name memory [ 47.704745][ T467] !!!! control_disable control_disable ss name cpu [ 47.711264][ T467] !!!! control_disable control_disable ss name memory [ 47.718015][ T467] !!!! control_disable control_disable ss name cpu [ 47.724484][ T467] !!!! control_disable control_disable ss name memory [ 47.731240][ T467] !!!! control_disable control_disable ss name pids [ 47.737876][ T411] !!!! put_css_set_locked css_put(ffff888111221c00) [ 47.738250][ T467] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 47.744523][ T411] !!!! put_css_set_locked css_put(ffff8881108e1e00) [ 47.744528][ T411] !!!! put_css_set_locked css_put(ffff88811033d400) [ 47.744532][ T411] !!!! put_css_set_locked css_put(ffffffff86918540) [ 47.744537][ T411] !!!! put_css_set_locked css_put(ffff8881105bc000) [ 47.744541][ T411] !!!! put_css_set_locked css_put(ffff8881001c6200) [ 47.744556][ T411] !!!! put_css_set_locked css_put(ffff8881001c7600) [ 47.790873][ T411] !!!! put_css_set_locked css_put(ffff888100126400) [ 47.797516][ T411] !!!! put_css_set_locked cgroup_put(self ffff8881105e8000) [ 47.804866][ T411] !!!! put_css_set_locked cgroup_put(self ffff88811107c000) [ 47.812505][ T411] !!!! cgroup_kn_unlock css_put(ffff8881116b8000) [ 47.814063][ T19] !!!! css_release_work_fn(ffff888110916000) [ 47.819032][ C1] !!!! css_killed_ref_fn enqueue(ffff88811195e800) [ 47.819216][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 47.826252][ T19] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888110916000) [ 47.831743][ T45] !!!! css_killed_work_fn css_put(ffff88811195dc00) [ 47.840024][ T24] !!!! css_free_rwork_fn(ffff888110917c00) [ 47.846902][ T45] !!!! css_release enqueue(ffff88811195dc00) [ 47.855006][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 47.859496][ C0] !!!! css_killed_ref_fn enqueue(ffff8881116c2400) [ 47.859822][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 47.869644][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 47.872638][ T441] !!!! css_killed_work_fn css_put(ffff8881116c2400) [ 47.879369][ T24] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 47.886827][ T441] !!!! css_release enqueue(ffff8881116c2400) [ 47.893516][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 47.900986][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 47.907661][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 47.912771][ T45] !!!! css_release_work_fn(ffff88811195dc00) [ 47.927859][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 47.933223][ T45] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff88811195dc00) [ 47.939507][ T19] !!!! css_killed_work_fn css_put(ffff88811195e800) [ 47.946965][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 47.954502][ T19] !!!! css_release enqueue(ffff88811195e800) [ 47.964586][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 47.969587][ T372] !!!! css_free_rwork_fn(ffff888110916000) [ 47.974105][ T441] !!!! css_release_work_fn(ffff8881116c2400) [ 47.981090][ T372] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 47.989607][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 47.995054][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 47.999684][ T441] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff8881116c2400) [ 48.006641][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 48.014919][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 48.022513][ T372] !!!! css_release_work_fn(ffff88811195e800) [ 48.029394][ T45] !!!! css_free_rwork_fn(ffff88811195dc00) [ 48.036176][ T372] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff88811195e800) [ 48.043675][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 48.052138][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 48.056617][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 48.065531][ T478] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 48.070888][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 48.077673][ T478] !!!! css_create css ffff8881119fa800 !!!! [ 48.084077][ T45] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 48.091225][ T478] !!!! css_create css ffff8881118f0000 !!!! [ 48.097562][ T45] !!!! css_free_rwork_fn(ffff8881116c2400) [ 48.103839][ T478] !!!! css_create css ffff8881118f1000 !!!! [ 48.110054][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 48.115585][ T372] !!!! css_free_rwork_fn(ffff88811195e800) [ 48.121311][ T45] !!!! css_free_rwork_fn parent (ffff888110346000) [ 48.122063][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 48.128497][ T478] FAULT_INJECTION: forcing a failure. [ 48.128497][ T478] name failslab, interval 1, probability 0, space 0, times 0 [ 48.160261][ T372] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 48.166887][ T478] CPU: 1 PID: 478 Comm: syz-executor.4 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 48.177125][ T478] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.187165][ T478] Call Trace: [ 48.190450][ T478] dump_stack_lvl+0x1e2/0x24b [ 48.195632][ T478] ? panic+0x7d7/0x7d7 [ 48.199682][ T478] ? bfq_pos_tree_add_move+0x43e/0x43e [ 48.205125][ T478] ? __kasan_check_write+0x14/0x20 [ 48.210220][ T478] ? __switch_to+0x5e4/0x1220 [ 48.214889][ T478] dump_stack+0x15/0x17 [ 48.219022][ T478] should_fail+0x3c0/0x510 [ 48.223412][ T478] __should_failslab+0x9f/0xe0 [ 48.228157][ T478] should_failslab+0x9/0x20 [ 48.232633][ T478] kmem_cache_alloc+0x3f/0x300 [ 48.237374][ T478] ? __kernfs_new_node+0xdb/0x6e0 [ 48.242373][ T478] __kernfs_new_node+0xdb/0x6e0 [ 48.247197][ T478] ? stack_trace_save+0x1f0/0x1f0 [ 48.252196][ T478] ? kernfs_new_node+0x170/0x170 [ 48.257107][ T478] ? ptr_to_hashval+0x60/0x60 [ 48.261761][ T478] ? snprintf+0xd6/0x120 [ 48.266071][ T478] kernfs_new_node+0x97/0x170 [ 48.270721][ T478] __kernfs_create_file+0x4a/0x270 [ 48.276163][ T478] cgroup_addrm_files+0xab8/0xfe0 [ 48.281261][ T478] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 48.287504][ T478] ? __schedule+0x86e/0xc00 [ 48.291982][ T478] ? delete_node+0x759/0x7b0 [ 48.296545][ T478] ? __sched_text_start+0x8/0x8 [ 48.301367][ T478] ? delete_node+0x759/0x7b0 [ 48.305933][ T478] ? __kasan_check_write+0x14/0x20 [ 48.311024][ T478] ? __radix_tree_replace+0x246/0x2e0 [ 48.316387][ T478] ? idr_get_next+0x4b0/0x4b0 [ 48.321044][ T478] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 48.326044][ T478] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 48.331216][ T478] css_populate_dir+0x137/0x370 [ 48.336043][ T478] cgroup_apply_control_enable+0x629/0x12e0 [ 48.341925][ T478] cgroup_apply_control+0x93/0x710 [ 48.347016][ T478] ? css_next_child+0x160/0x160 [ 48.351839][ T478] ? io_schedule+0x120/0x120 [ 48.356409][ T478] ? kernfs_fop_write_iter+0x15e/0x410 [ 48.361859][ T478] ? __kasan_check_write+0x14/0x20 [ 48.366970][ T478] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 48.372319][ T478] cgroup_subtree_control_write+0xd19/0x1310 [ 48.378275][ T478] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 48.384233][ T478] ? __kasan_check_write+0x14/0x20 [ 48.389318][ T478] ? _copy_from_iter+0x3fb/0xd60 [ 48.394229][ T478] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 48.400179][ T478] cgroup_file_write+0x28e/0x590 [ 48.405176][ T478] ? cgroup_seqfile_stop+0xc0/0xc0 [ 48.410272][ T478] ? mutex_lock+0xa6/0x110 [ 48.414662][ T478] ? mutex_trylock+0xb0/0xb0 [ 48.419226][ T478] ? __kasan_check_write+0x14/0x20 [ 48.424313][ T478] kernfs_fop_write_iter+0x2d0/0x410 [ 48.429571][ T478] ? cgroup_seqfile_stop+0xc0/0xc0 [ 48.434676][ T478] vfs_write+0xc1c/0xf40 [ 48.438908][ T478] ? kernel_write+0x3c0/0x3c0 [ 48.443589][ T478] ? mutex_trylock+0xb0/0xb0 [ 48.448164][ T478] ? __fdget_pos+0x26d/0x310 [ 48.452730][ T478] ? ksys_write+0x77/0x2c0 [ 48.457127][ T478] ksys_write+0x198/0x2c0 [ 48.461441][ T478] ? __ia32_sys_read+0x90/0x90 [ 48.466186][ T478] ? debug_smp_processor_id+0x17/0x20 [ 48.471536][ T478] __x64_sys_write+0x7b/0x90 [ 48.476102][ T478] do_syscall_64+0x34/0x70 [ 48.480495][ T478] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 48.486446][ T478] RIP: 0033:0x7f6da61ea0e9 [ 48.490842][ 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 [ 48.510431][ T478] RSP: 002b:00007f6da6160168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 48.518824][ T478] RAX: ffffffffffffffda RBX: 00007f6da62fcf60 RCX: 00007f6da61ea0e9 [ 48.526775][ T478] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 48.534725][ T478] RBP: 00007f6da61601d0 R08: 0000000000000000 R09: 0000000000000000 [ 48.542671][ T478] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 48.550617][ T478] R13: 00007fff14a7515f R14: 00007f6da6160300 R15: 0000000000022000 [ 48.559912][ T478] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 48.566955][ T478] !!!! control_disable control_disable ss name cpu [ 48.573500][ T478] !!!! control_disable control_disable ss name memory [ 48.580648][ T478] !!!! control_disable control_disable ss name pids [ 48.587407][ T478] !!!! control_disable kill_css(ffff8881119fa800) [ 48.593961][ T478] !!!! control_disable control_disable ss name cpu [ 48.600655][ T478] !!!! control_disable control_disable ss name memory [ 48.607755][ T478] !!!! control_disable control_disable ss name pids [ 48.614355][ T478] !!!! control_disable kill_css(ffff8881118f0000) [ 48.620946][ T478] !!!! control_disable control_disable ss name cpu [ 48.627469][ C0] !!!! css_killed_ref_fn enqueue(ffff8881119fa800) [ 48.634074][ T478] !!!! control_disable control_disable ss name memory [ 48.640840][ T478] !!!! control_disable control_disable ss name pids [ 48.647438][ T478] !!!! control_disable kill_css(ffff8881118f1000) [ 48.653921][ T478] !!!! control_disable control_disable ss name cpu [ 48.661075][ T478] !!!! control_disable control_disable ss name memory [ 48.668066][ T478] !!!! control_disable control_disable ss name cpu [ 48.674546][ T478] !!!! control_disable control_disable ss name memory [ 48.681328][ C0] !!!! css_killed_ref_fn enqueue(ffff8881118f0000) [ 48.687958][ T478] !!!! control_disable control_disable ss name cpu [ 48.694426][ T478] !!!! control_disable control_disable ss name memory [ 48.701208][ T478] !!!! control_disable control_disable ss name cpu [ 48.707710][ C0] !!!! css_killed_ref_fn enqueue(ffff8881118f1000) [ 48.714302][ T478] !!!! control_disable control_disable ss name memory [ 48.721056][ T478] !!!! control_disable control_disable ss name pids [ 48.727725][ T441] !!!! css_killed_work_fn css_put(ffff8881119fa800) [ 48.734377][ T441] !!!! css_release enqueue(ffff8881119fa800) [ 48.737307][ T478] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 48.740755][ T441] !!!! css_killed_work_fn css_put(ffff8881118f0000) [ 48.753777][ T441] !!!! css_release enqueue(ffff8881118f0000) [ 48.757538][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 48.759847][ T441] !!!! css_killed_work_fn css_put(ffff8881118f1000) [ 48.766778][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 48.773512][ T441] !!!! css_release enqueue(ffff8881118f1000) [ 48.781066][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 48.787162][ T441] !!!! css_release_work_fn(ffff8881119fa800) [ 48.793996][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 48.806626][ T441] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff8881119fa800) [ 48.809421][ T491] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 48.815219][ T45] !!!! css_release_work_fn(ffff8881118f0000) [ 48.828657][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 48.835708][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 48.842746][ T45] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff8881118f0000) [ 48.843133][ T489] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 48.851796][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 48.858100][ T491] !!!! css_create css ffff888112086000 !!!! [ 48.865170][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 48.870747][ T491] !!!! css_create css ffff888112084000 !!!! [ 48.883215][ T491] !!!! css_create css ffff888112084800 !!!! [ 48.889309][ T491] FAULT_INJECTION: forcing a failure. [ 48.889309][ T491] name failslab, interval 1, probability 0, space 0, times 0 [ 48.901968][ T491] CPU: 1 PID: 491 Comm: syz-executor.1 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 48.912614][ T491] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.922641][ T491] Call Trace: [ 48.925907][ T491] dump_stack_lvl+0x1e2/0x24b [ 48.930571][ T491] ? panic+0x7d7/0x7d7 [ 48.934633][ T491] ? bfq_pos_tree_add_move+0x43e/0x43e [ 48.940073][ T491] ? put_prev_entity+0x430/0x430 [ 48.944986][ T491] dump_stack+0x15/0x17 [ 48.949129][ T491] should_fail+0x3c0/0x510 [ 48.953535][ T491] __should_failslab+0x9f/0xe0 [ 48.958279][ T491] should_failslab+0x9/0x20 [ 48.962759][ T491] kmem_cache_alloc+0x3f/0x300 [ 48.967502][ T491] ? __kernfs_new_node+0xdb/0x6e0 [ 48.972517][ T491] __kernfs_new_node+0xdb/0x6e0 [ 48.977345][ T491] ? stack_trace_save+0x1f0/0x1f0 [ 48.982349][ T491] ? kernfs_new_node+0x170/0x170 [ 48.987267][ T491] ? ptr_to_hashval+0x60/0x60 [ 48.991949][ T491] ? snprintf+0xd6/0x120 [ 48.996171][ T491] kernfs_new_node+0x97/0x170 [ 49.000823][ T491] __kernfs_create_file+0x4a/0x270 [ 49.005907][ T491] cgroup_addrm_files+0xab8/0xfe0 [ 49.011002][ T491] ? cgroup_apply_control_enable+0x734/0x12e0 [ 49.017040][ T491] ? cgroup_apply_control+0x93/0x710 [ 49.022297][ T491] ? cgroup_subtree_control_write+0xd19/0x1310 [ 49.028430][ T491] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 49.034572][ T491] ? delete_node+0x759/0x7b0 [ 49.039151][ T491] ? __kasan_check_read+0x11/0x20 [ 49.044153][ T491] ? delete_node+0x759/0x7b0 [ 49.048719][ T491] ? __kasan_check_write+0x14/0x20 [ 49.053819][ T491] ? __radix_tree_replace+0x246/0x2e0 [ 49.059175][ T491] ? idr_get_next+0x4b0/0x4b0 [ 49.063828][ T491] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 49.068956][ T491] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 49.074134][ T491] css_populate_dir+0x137/0x370 [ 49.079048][ T491] cgroup_apply_control_enable+0x629/0x12e0 [ 49.084929][ T491] cgroup_apply_control+0x93/0x710 [ 49.090013][ T491] ? css_next_child+0x160/0x160 [ 49.094835][ T491] ? io_schedule+0x120/0x120 [ 49.099396][ T491] ? kernfs_fop_write_iter+0x15e/0x410 [ 49.104825][ T491] ? __kasan_check_write+0x14/0x20 [ 49.109926][ T491] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 49.115190][ T491] cgroup_subtree_control_write+0xd19/0x1310 [ 49.121143][ T491] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 49.127111][ T491] ? __kasan_check_write+0x14/0x20 [ 49.132200][ T491] ? _copy_from_iter+0x3fb/0xd60 [ 49.137122][ T491] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 49.143091][ T491] cgroup_file_write+0x28e/0x590 [ 49.148003][ T491] ? cgroup_seqfile_stop+0xc0/0xc0 [ 49.153096][ T491] ? mutex_lock+0xa6/0x110 [ 49.157494][ T491] ? mutex_trylock+0xb0/0xb0 [ 49.162080][ T491] ? __kasan_check_write+0x14/0x20 [ 49.167163][ T491] kernfs_fop_write_iter+0x2d0/0x410 [ 49.172421][ T491] ? cgroup_seqfile_stop+0xc0/0xc0 [ 49.177515][ T491] vfs_write+0xc1c/0xf40 [ 49.181732][ T491] ? kernel_write+0x3c0/0x3c0 [ 49.186394][ T491] ? mutex_trylock+0xb0/0xb0 [ 49.190972][ T491] ? __fdget_pos+0x26d/0x310 [ 49.195534][ T491] ? ksys_write+0x77/0x2c0 [ 49.199995][ T491] ksys_write+0x198/0x2c0 [ 49.204316][ T491] ? __ia32_sys_read+0x90/0x90 [ 49.209064][ T491] ? debug_smp_processor_id+0x17/0x20 [ 49.214419][ T491] __x64_sys_write+0x7b/0x90 [ 49.218999][ T491] do_syscall_64+0x34/0x70 [ 49.223405][ T491] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 49.229285][ T491] RIP: 0033:0x7f7b4170e0e9 [ 49.233677][ 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 [ 49.253259][ T491] RSP: 002b:00007f7b41684168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 49.261648][ T491] RAX: ffffffffffffffda RBX: 00007f7b41820f60 RCX: 00007f7b4170e0e9 [ 49.269598][ T491] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 49.277544][ T491] RBP: 00007f7b416841d0 R08: 0000000000000000 R09: 0000000000000000 [ 49.285490][ T491] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 49.293440][ T491] R13: 00007fff5312d57f R14: 00007f7b41684300 R15: 0000000000022000 [ 49.303307][ T491] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 49.311051][ T491] !!!! control_disable control_disable ss name cpu [ 49.317571][ T491] !!!! control_disable control_disable ss name memory [ 49.324489][ T491] !!!! control_disable control_disable ss name pids [ 49.331266][ T491] !!!! control_disable kill_css(ffff888112086000) [ 49.337804][ T491] !!!! control_disable control_disable ss name cpu [ 49.344284][ T491] !!!! control_disable control_disable ss name memory [ 49.351068][ T491] !!!! control_disable control_disable ss name pids [ 49.357656][ T491] !!!! control_disable kill_css(ffff888112084000) [ 49.364157][ T491] !!!! control_disable control_disable ss name cpu [ 49.370654][ T491] !!!! control_disable control_disable ss name memory [ 49.377673][ T491] !!!! control_disable control_disable ss name pids [ 49.384334][ T491] !!!! control_disable kill_css(ffff888112084800) [ 49.390859][ T491] !!!! control_disable control_disable ss name cpu [ 49.397356][ T491] !!!! control_disable control_disable ss name memory [ 49.404089][ T491] !!!! control_disable control_disable ss name cpu [ 49.410588][ T491] !!!! control_disable control_disable ss name memory [ 49.417448][ T491] !!!! control_disable control_disable ss name cpu [ 49.423930][ T491] !!!! control_disable control_disable ss name memory [ 49.430695][ T491] !!!! control_disable control_disable ss name cpu [ 49.437182][ T491] !!!! control_disable control_disable ss name memory [ 49.443950][ T491] !!!! control_disable control_disable ss name pids [ 49.450742][ T491] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 49.450747][ T441] !!!! css_release_work_fn(ffff8881118f1000) [ 49.450765][ T441] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff8881118f1000) [ 49.462516][ C1] !!!! css_killed_ref_fn enqueue(ffff888112086000) [ 49.463658][ T383] !!!! css_free_rwork_fn(ffff8881119fa800) [ 49.472210][ T372] !!!! css_killed_work_fn css_put(ffff888112086000) [ 49.478661][ T383] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 49.478684][ T441] !!!! css_free_rwork_fn(ffff8881118f0000) [ 49.478689][ T441] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 49.480279][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 49.488421][ T372] !!!! css_release enqueue(ffff888112086000) [ 49.491675][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 49.498345][ T19] !!!! css_release_work_fn(ffff888112086000) [ 49.504584][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 49.510433][ C1] !!!! css_killed_ref_fn enqueue(ffff888112084000) [ 49.510499][ C1] !!!! css_killed_ref_fn enqueue(ffff888112084800) [ 49.518179][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 49.524798][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 49.537425][ T383] !!!! css_free_rwork_fn(ffff8881118f1000) [ 49.544926][ T19] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888112086000) [ 49.550956][ T383] !!!! css_free_rwork_fn parent (ffff888110346000) [ 49.557402][ T372] !!!! css_killed_work_fn css_put(ffff888112084000) [ 49.564499][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 49.571165][ T372] !!!! css_release enqueue(ffff888112084000) [ 49.578000][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 49.585480][ T372] !!!! css_killed_work_fn css_put(ffff888112084800) [ 49.592338][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 49.598748][ T372] !!!! css_release enqueue(ffff888112084800) [ 49.638127][ T499] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 49.641691][ T489] !!!! css_create css ffff888111f6a000 !!!! [ 49.650953][ T489] !!!! css_create css ffff888111f68400 !!!! [ 49.656983][ T489] !!!! css_create css ffff888111f6a400 !!!! [ 49.663452][ T489] FAULT_INJECTION: forcing a failure. [ 49.663452][ T489] name failslab, interval 1, probability 0, space 0, times 0 [ 49.676566][ T489] CPU: 0 PID: 489 Comm: syz-executor.2 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 49.686689][ T489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.696725][ T489] Call Trace: [ 49.700010][ T489] dump_stack_lvl+0x1e2/0x24b [ 49.704668][ T489] ? bfq_pos_tree_add_move+0x43e/0x43e [ 49.710096][ T489] dump_stack+0x15/0x17 [ 49.714239][ T489] should_fail+0x3c0/0x510 [ 49.718644][ T489] ? __kernfs_new_node+0x99/0x6e0 [ 49.723666][ T489] __should_failslab+0x9f/0xe0 [ 49.728399][ T489] should_failslab+0x9/0x20 [ 49.732885][ T489] __kmalloc_track_caller+0x5f/0x350 [ 49.738149][ T489] kstrdup_const+0x55/0x90 [ 49.742539][ T489] __kernfs_new_node+0x99/0x6e0 [ 49.747359][ T489] ? stack_trace_save+0x1f0/0x1f0 [ 49.752356][ T489] ? kernfs_new_node+0x170/0x170 [ 49.757269][ T489] ? ptr_to_hashval+0x60/0x60 [ 49.761923][ T489] ? snprintf+0xd6/0x120 [ 49.766135][ T489] kernfs_new_node+0x97/0x170 [ 49.770798][ T489] __kernfs_create_file+0x4a/0x270 [ 49.775890][ T489] cgroup_addrm_files+0xab8/0xfe0 [ 49.780912][ T489] ? cgroup_apply_control_enable+0x734/0x12e0 [ 49.786964][ T489] ? cgroup_apply_control+0x93/0x710 [ 49.792221][ T489] ? cgroup_subtree_control_write+0xd19/0x1310 [ 49.798352][ T489] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 49.804475][ T489] ? delete_node+0x759/0x7b0 [ 49.809049][ T489] ? __kasan_check_read+0x11/0x20 [ 49.814042][ T489] ? delete_node+0x759/0x7b0 [ 49.818602][ T489] ? __kasan_check_write+0x14/0x20 [ 49.823687][ T489] ? __radix_tree_replace+0x246/0x2e0 [ 49.829044][ T489] ? idr_get_next+0x4b0/0x4b0 [ 49.833698][ T489] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 49.838698][ T489] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 49.843870][ T489] css_populate_dir+0x137/0x370 [ 49.848718][ T489] cgroup_apply_control_enable+0x629/0x12e0 [ 49.854583][ T489] cgroup_apply_control+0x93/0x710 [ 49.859672][ T489] ? css_next_child+0x160/0x160 [ 49.864499][ T489] ? io_schedule+0x120/0x120 [ 49.869063][ T489] ? kernfs_fop_write_iter+0x15e/0x410 [ 49.874504][ T489] ? __kasan_check_write+0x14/0x20 [ 49.879595][ T489] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 49.884856][ T489] cgroup_subtree_control_write+0xd19/0x1310 [ 49.890812][ T489] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 49.896766][ T489] ? __kasan_check_write+0x14/0x20 [ 49.901853][ T489] ? _copy_from_iter+0x3fb/0xd60 [ 49.906771][ T489] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 49.912723][ T489] cgroup_file_write+0x28e/0x590 [ 49.917639][ T489] ? cgroup_seqfile_stop+0xc0/0xc0 [ 49.922730][ T489] ? mutex_lock+0xa6/0x110 [ 49.927123][ T489] ? mutex_trylock+0xb0/0xb0 [ 49.931687][ T489] ? __kasan_check_write+0x14/0x20 [ 49.936773][ T489] kernfs_fop_write_iter+0x2d0/0x410 [ 49.942037][ T489] ? cgroup_seqfile_stop+0xc0/0xc0 [ 49.947125][ T489] vfs_write+0xc1c/0xf40 [ 49.951348][ T489] ? kernel_write+0x3c0/0x3c0 [ 49.956000][ T489] ? mutex_trylock+0xb0/0xb0 [ 49.960664][ T489] ? __fdget_pos+0x26d/0x310 [ 49.965240][ T489] ? ksys_write+0x77/0x2c0 [ 49.969641][ T489] ksys_write+0x198/0x2c0 [ 49.973953][ T489] ? __ia32_sys_read+0x90/0x90 [ 49.978699][ T489] ? debug_smp_processor_id+0x17/0x20 [ 49.984047][ T489] __x64_sys_write+0x7b/0x90 [ 49.988613][ T489] do_syscall_64+0x34/0x70 [ 49.993009][ T489] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 49.998869][ T489] RIP: 0033:0x7f523502c0e9 [ 50.003271][ 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 [ 50.022845][ T489] RSP: 002b:00007f5234fa2168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 50.031231][ T489] RAX: ffffffffffffffda RBX: 00007f523513ef60 RCX: 00007f523502c0e9 [ 50.039175][ T489] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 50.047122][ T489] RBP: 00007f5234fa21d0 R08: 0000000000000000 R09: 0000000000000000 [ 50.055076][ T489] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 50.063035][ T489] R13: 00007fff10f3cfff R14: 00007f5234fa2300 R15: 0000000000022000 [ 50.072441][ T489] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 50.080202][ T489] !!!! control_disable control_disable ss name cpu [ 50.086741][ T489] !!!! control_disable control_disable ss name memory [ 50.093546][ T489] !!!! control_disable control_disable ss name pids [ 50.100605][ T489] !!!! control_disable kill_css(ffff888111f6a000) [ 50.107188][ T489] !!!! control_disable control_disable ss name cpu [ 50.113753][ T489] !!!! control_disable control_disable ss name memory [ 50.120536][ T489] !!!! control_disable control_disable ss name pids [ 50.127121][ T489] !!!! control_disable kill_css(ffff888111f68400) [ 50.133724][ T489] !!!! control_disable control_disable ss name cpu [ 50.140257][ C0] !!!! css_killed_ref_fn enqueue(ffff888111f6a000) [ 50.146857][ T489] !!!! control_disable control_disable ss name memory [ 50.153617][ T489] !!!! control_disable control_disable ss name pids [ 50.160200][ T489] !!!! control_disable kill_css(ffff888111f6a400) [ 50.166737][ T489] !!!! control_disable control_disable ss name cpu [ 50.173234][ T489] !!!! control_disable control_disable ss name memory [ 50.180020][ T489] !!!! control_disable control_disable ss name cpu [ 50.186591][ T489] !!!! control_disable control_disable ss name memory [ 50.193373][ T489] !!!! control_disable control_disable ss name cpu [ 50.199871][ C0] !!!! css_killed_ref_fn enqueue(ffff888111f68400) [ 50.206451][ T489] !!!! control_disable control_disable ss name memory [ 50.213228][ T489] !!!! control_disable control_disable ss name cpu [ 50.219725][ C0] !!!! css_killed_ref_fn enqueue(ffff888111f6a400) [ 50.226304][ T489] !!!! control_disable control_disable ss name memory [ 50.233059][ T489] !!!! control_disable control_disable ss name pids [ 50.239652][ T489] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 50.239730][ T19] !!!! css_release_work_fn(ffff888112084000) [ 50.253557][ T19] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888112084000) [ 50.253562][ T383] !!!! css_killed_work_fn css_put(ffff888111f6a000) [ 50.253591][ T383] !!!! css_release enqueue(ffff888111f6a000) [ 50.262768][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 50.268908][ T383] !!!! css_killed_work_fn css_put(ffff888111f68400) [ 50.268914][ T383] !!!! css_release enqueue(ffff888111f68400) [ 50.268922][ T383] !!!! css_killed_work_fn css_put(ffff888111f6a400) [ 50.268927][ T383] !!!! css_release enqueue(ffff888111f6a400) [ 50.268935][ T383] !!!! css_release_work_fn(ffff888111f6a000) [ 50.268943][ T383] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888111f6a000) [ 50.268952][ T383] !!!! css_release_work_fn(ffff888111f68400) [ 50.268958][ T383] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888111f68400) [ 50.268965][ T383] !!!! css_release_work_fn(ffff888111f6a400) [ 50.268970][ T383] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888111f6a400) [ 50.272939][ T500] !!!! css_create css ffff888112295800 !!!! [ 50.275311][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 50.282045][ T500] !!!! css_create css ffff888112295c00 !!!! [ 50.289343][ T372] !!!! css_free_rwork_fn(ffff888112086000) [ 50.294964][ T500] !!!! css_create css ffff888112297000 !!!! [ 50.302883][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 50.311377][ T500] FAULT_INJECTION: forcing a failure. [ 50.311377][ T500] name failslab, interval 1, probability 0, space 0, times 0 [ 50.313860][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 50.322138][ T500] CPU: 0 PID: 500 Comm: syz-executor.1 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 50.328516][ T372] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 50.336492][ T500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.343142][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 50.350825][ T500] Call Trace: [ 50.350840][ T500] dump_stack_lvl+0x1e2/0x24b [ 50.350849][ T500] ? panic+0x7d7/0x7d7 [ 50.350857][ T500] ? bfq_pos_tree_add_move+0x43e/0x43e [ 50.350874][ T500] ? __kasan_check_write+0x14/0x20 [ 50.357306][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 50.363574][ T500] ? __switch_to+0x5e4/0x1220 [ 50.370433][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 50.375478][ T500] dump_stack+0x15/0x17 [ 50.382003][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 50.388151][ T500] should_fail+0x3c0/0x510 [ 50.388164][ T500] __should_failslab+0x9f/0xe0 [ 50.388182][ T500] should_failslab+0x9/0x20 [ 50.506720][ T500] kmem_cache_alloc+0x3f/0x300 [ 50.511464][ T500] ? __kernfs_new_node+0xdb/0x6e0 [ 50.516461][ T500] __kernfs_new_node+0xdb/0x6e0 [ 50.521391][ T500] ? stack_trace_save+0x1f0/0x1f0 [ 50.526413][ T500] ? kernfs_new_node+0x170/0x170 [ 50.531325][ T500] ? ptr_to_hashval+0x60/0x60 [ 50.535973][ T500] ? snprintf+0xd6/0x120 [ 50.540190][ T500] kernfs_new_node+0x97/0x170 [ 50.544846][ T500] __kernfs_create_file+0x4a/0x270 [ 50.549946][ T500] cgroup_addrm_files+0xab8/0xfe0 [ 50.555044][ T500] ? cgroup_apply_control_enable+0x734/0x12e0 [ 50.561092][ T500] ? cgroup_apply_control+0x93/0x710 [ 50.566448][ T500] ? cgroup_subtree_control_write+0xd19/0x1310 [ 50.572574][ T500] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 50.579054][ T500] ? delete_node+0x759/0x7b0 [ 50.583633][ T500] ? __kasan_check_read+0x11/0x20 [ 50.588631][ T500] ? delete_node+0x759/0x7b0 [ 50.593193][ T500] ? __kasan_check_write+0x14/0x20 [ 50.598274][ T500] ? __radix_tree_replace+0x246/0x2e0 [ 50.603616][ T500] ? idr_get_next+0x4b0/0x4b0 [ 50.608355][ T500] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 50.613362][ T500] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 50.618545][ T500] css_populate_dir+0x137/0x370 [ 50.623374][ T500] cgroup_apply_control_enable+0x629/0x12e0 [ 50.629253][ T500] cgroup_apply_control+0x93/0x710 [ 50.634336][ T500] ? css_next_child+0x160/0x160 [ 50.639246][ T500] ? set_next_entity+0xc5/0x390 [ 50.644064][ T500] ? io_schedule+0x120/0x120 [ 50.648628][ T500] ? kernfs_fop_write_iter+0x15e/0x410 [ 50.654064][ T500] ? __kasan_check_write+0x14/0x20 [ 50.659153][ T500] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 50.664409][ T500] cgroup_subtree_control_write+0xd19/0x1310 [ 50.670372][ T500] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 50.676329][ T500] ? __kasan_check_write+0x14/0x20 [ 50.681411][ T500] ? _copy_from_iter+0x3fb/0xd60 [ 50.686323][ T500] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 50.692273][ T500] cgroup_file_write+0x28e/0x590 [ 50.697183][ T500] ? cgroup_seqfile_stop+0xc0/0xc0 [ 50.702265][ T500] ? mutex_lock+0xa6/0x110 [ 50.706660][ T500] ? mutex_trylock+0xb0/0xb0 [ 50.711221][ T500] ? __kasan_check_write+0x14/0x20 [ 50.716302][ T500] kernfs_fop_write_iter+0x2d0/0x410 [ 50.721557][ T500] ? cgroup_seqfile_stop+0xc0/0xc0 [ 50.726640][ T500] vfs_write+0xc1c/0xf40 [ 50.730853][ T500] ? kernel_write+0x3c0/0x3c0 [ 50.735506][ T500] ? mutex_trylock+0xb0/0xb0 [ 50.740074][ T500] ? __fdget_pos+0x26d/0x310 [ 50.744634][ T500] ? ksys_write+0x77/0x2c0 [ 50.749019][ T500] ksys_write+0x198/0x2c0 [ 50.753321][ T500] ? __ia32_sys_read+0x90/0x90 [ 50.758054][ T500] ? debug_smp_processor_id+0x17/0x20 [ 50.763394][ T500] __x64_sys_write+0x7b/0x90 [ 50.767969][ T500] do_syscall_64+0x34/0x70 [ 50.772358][ T500] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 50.778231][ T500] RIP: 0033:0x7f7b4170e0e9 [ 50.782618][ 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 [ 50.802196][ T500] RSP: 002b:00007f7b41663168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 50.810584][ T500] RAX: ffffffffffffffda RBX: 00007f7b41821030 RCX: 00007f7b4170e0e9 [ 50.818542][ T500] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 50.828125][ T500] RBP: 00007f7b416631d0 R08: 0000000000000000 R09: 0000000000000000 [ 50.836078][ T500] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 50.844049][ T500] R13: 00007fff5312d57f R14: 00007f7b41663300 R15: 0000000000022000 [ 50.853187][ T383] !!!! css_free_rwork_fn(ffff888111f6a000) [ 50.854750][ T500] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 50.859185][ T383] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 50.859213][ T441] !!!! css_free_rwork_fn(ffff888111f68400) [ 50.859217][ T441] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 50.859233][ T441] !!!! css_free_rwork_fn(ffff888111f6a400) [ 50.859238][ T441] !!!! css_free_rwork_fn parent (ffff888110346000) [ 50.898878][ T500] !!!! control_disable control_disable ss name cpu [ 50.905525][ T500] !!!! control_disable control_disable ss name memory [ 50.912438][ T500] !!!! control_disable control_disable ss name pids [ 50.919086][ T500] !!!! control_disable kill_css(ffff888112295800) [ 50.925643][ T500] !!!! control_disable control_disable ss name cpu [ 50.932221][ T500] !!!! control_disable control_disable ss name memory [ 50.939040][ T500] !!!! control_disable control_disable ss name pids [ 50.945656][ T500] !!!! control_disable kill_css(ffff888112295c00) [ 50.952269][ T500] !!!! control_disable control_disable ss name cpu [ 50.958787][ C1] !!!! css_killed_ref_fn enqueue(ffff888112295800) [ 50.965386][ T500] !!!! control_disable control_disable ss name memory [ 50.972151][ T500] !!!! control_disable control_disable ss name pids [ 50.978848][ T500] !!!! control_disable kill_css(ffff888112297000) [ 50.985323][ T500] !!!! control_disable control_disable ss name cpu [ 50.991839][ T500] !!!! control_disable control_disable ss name memory [ 50.998605][ C1] !!!! css_killed_ref_fn enqueue(ffff888112295c00) [ 51.005188][ T500] !!!! control_disable control_disable ss name cpu [ 51.011775][ T500] !!!! control_disable control_disable ss name memory [ 51.018525][ C1] !!!! css_killed_ref_fn enqueue(ffff888112297000) [ 51.025136][ T500] !!!! control_disable control_disable ss name cpu [ 51.031629][ T500] !!!! control_disable control_disable ss name memory [ 51.038379][ T500] !!!! control_disable control_disable ss name cpu [ 51.044854][ T500] !!!! control_disable control_disable ss name memory [ 51.051624][ T500] !!!! control_disable control_disable ss name pids [ 51.058335][ T372] !!!! css_release_work_fn(ffff888112084800) [ 51.058893][ T500] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 51.064534][ T372] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888112084800) [ 51.079559][ T372] !!!! css_free_rwork_fn(ffff888112084000) [ 51.085634][ T372] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 51.088448][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 51.092463][ T372] !!!! css_killed_work_fn css_put(ffff888112295800) [ 51.105860][ T372] !!!! css_release enqueue(ffff888112295800) [ 51.111375][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 51.112165][ T372] !!!! css_killed_work_fn css_put(ffff888112295c00) [ 51.125855][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 51.126488][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 51.132781][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 51.141100][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 51.148748][ T372] !!!! css_release enqueue(ffff888112295c00) [ 51.156387][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 51.159785][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 51.168797][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 51.173337][ T24] !!!! css_killed_work_fn css_put(ffff888112297000) [ 51.181170][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 51.186841][ T24] !!!! css_release enqueue(ffff888112297000) [ 51.194321][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 51.200082][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 51.213428][ T372] !!!! css_release_work_fn(ffff888112295800) [ 51.219613][ T483] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 51.221009][ T487] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 51.226135][ T485] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 51.232658][ T511] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 51.239142][ T372] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888112295800) [ 51.245904][ T513] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 51.254693][ T515] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 51.260484][ T494] !!!! css_create css ffff888111fdf400 !!!! [ 51.260547][ T494] !!!! css_create css ffff888110ac3400 !!!! [ 51.267580][ T24] !!!! css_free_rwork_fn(ffff888112084800) [ 51.273230][ T494] !!!! css_create css ffff888110ac1000 !!!! [ 51.279283][ T24] !!!! css_free_rwork_fn parent (ffff888110346000) [ 51.284949][ T494] FAULT_INJECTION: forcing a failure. [ 51.284949][ T494] name failslab, interval 1, probability 0, space 0, times 0 [ 51.310271][ T494] CPU: 0 PID: 494 Comm: syz-executor.0 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 51.320406][ T494] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.330443][ T494] Call Trace: [ 51.333710][ T494] dump_stack_lvl+0x1e2/0x24b [ 51.338361][ T494] ? bfq_pos_tree_add_move+0x43e/0x43e [ 51.343793][ T494] dump_stack+0x15/0x17 [ 51.347922][ T494] should_fail+0x3c0/0x510 [ 51.352320][ T494] ? __kernfs_new_node+0x99/0x6e0 [ 51.357324][ T494] __should_failslab+0x9f/0xe0 [ 51.362121][ T494] should_failslab+0x9/0x20 [ 51.366598][ T494] __kmalloc_track_caller+0x5f/0x350 [ 51.371858][ T494] kstrdup_const+0x55/0x90 [ 51.376249][ T494] __kernfs_new_node+0x99/0x6e0 [ 51.381073][ T494] ? stack_trace_save+0x1f0/0x1f0 [ 51.386086][ T494] ? kernfs_new_node+0x170/0x170 [ 51.391184][ T494] ? ptr_to_hashval+0x60/0x60 [ 51.396098][ T494] ? snprintf+0xd6/0x120 [ 51.400320][ T494] ? debug_smp_processor_id+0x17/0x20 [ 51.406468][ T494] kernfs_new_node+0x97/0x170 [ 51.411147][ T494] __kernfs_create_file+0x4a/0x270 [ 51.416236][ T494] cgroup_addrm_files+0xab8/0xfe0 [ 51.421245][ T494] ? cgroup_apply_control_enable+0x734/0x12e0 [ 51.427292][ T494] ? cgroup_apply_control+0x93/0x710 [ 51.432568][ T494] ? cgroup_subtree_control_write+0xd19/0x1310 [ 51.438724][ T494] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 51.444864][ T494] ? delete_node+0x759/0x7b0 [ 51.449431][ T494] ? __kasan_check_read+0x11/0x20 [ 51.454517][ T494] ? delete_node+0x759/0x7b0 [ 51.459089][ T494] ? __kasan_check_write+0x14/0x20 [ 51.464190][ T494] ? __radix_tree_replace+0x246/0x2e0 [ 51.469541][ T494] ? idr_get_next+0x4b0/0x4b0 [ 51.474193][ T494] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 51.479195][ T494] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 51.484366][ T494] css_populate_dir+0x137/0x370 [ 51.489290][ T494] cgroup_apply_control_enable+0x629/0x12e0 [ 51.495165][ T494] cgroup_apply_control+0x93/0x710 [ 51.500249][ T494] ? css_next_child+0x160/0x160 [ 51.505075][ T494] ? dequeue_task_fair+0x7ad/0xb50 [ 51.510163][ T494] ? io_schedule+0x120/0x120 [ 51.514725][ T494] ? kernfs_fop_write_iter+0x15e/0x410 [ 51.520154][ T494] ? __kasan_check_write+0x14/0x20 [ 51.525237][ T494] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 51.530505][ T494] cgroup_subtree_control_write+0xd19/0x1310 [ 51.536468][ T494] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 51.542863][ T494] ? __kasan_check_write+0x14/0x20 [ 51.548146][ T494] ? _copy_from_iter+0x3fb/0xd60 [ 51.553062][ T494] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 51.559033][ T494] cgroup_file_write+0x28e/0x590 [ 51.563946][ T494] ? cgroup_seqfile_stop+0xc0/0xc0 [ 51.569048][ T494] ? mutex_lock+0xa6/0x110 [ 51.573442][ T494] ? mutex_trylock+0xb0/0xb0 [ 51.578025][ T494] ? __kasan_check_write+0x14/0x20 [ 51.583110][ T494] kernfs_fop_write_iter+0x2d0/0x410 [ 51.588370][ T494] ? cgroup_seqfile_stop+0xc0/0xc0 [ 51.593469][ T494] vfs_write+0xc1c/0xf40 [ 51.597695][ T494] ? kernel_write+0x3c0/0x3c0 [ 51.602354][ T494] ? mutex_trylock+0xb0/0xb0 [ 51.606920][ T494] ? __fdget_pos+0x26d/0x310 [ 51.611482][ T494] ? ksys_write+0x77/0x2c0 [ 51.615873][ T494] ksys_write+0x198/0x2c0 [ 51.620263][ T494] ? __ia32_sys_read+0x90/0x90 [ 51.625003][ T494] ? debug_smp_processor_id+0x17/0x20 [ 51.630439][ T494] __x64_sys_write+0x7b/0x90 [ 51.635015][ T494] do_syscall_64+0x34/0x70 [ 51.639410][ T494] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 51.645272][ T494] RIP: 0033:0x7fda341850e9 [ 51.649664][ T494] 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 [ 51.669464][ T494] RSP: 002b:00007fda340da168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 51.677854][ T494] RAX: ffffffffffffffda RBX: 00007fda34298030 RCX: 00007fda341850e9 [ 51.685805][ T494] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 51.693758][ T494] RBP: 00007fda340da1d0 R08: 0000000000000000 R09: 0000000000000000 [ 51.701705][ T494] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 51.709651][ T494] R13: 00007fff85be82bf R14: 00007fda340da300 R15: 0000000000022000 [ 51.717908][ T494] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 51.724979][ T494] !!!! control_disable control_disable ss name cpu [ 51.731793][ T494] !!!! control_disable control_disable ss name memory [ 51.738695][ T494] !!!! control_disable control_disable ss name pids [ 51.745474][ T494] !!!! control_disable kill_css(ffff888111fdf400) [ 51.752124][ T494] !!!! control_disable control_disable ss name cpu [ 51.758742][ T494] !!!! control_disable control_disable ss name memory [ 51.765506][ T494] !!!! control_disable control_disable ss name pids [ 51.772275][ T494] !!!! control_disable kill_css(ffff888110ac3400) [ 51.779109][ T494] !!!! control_disable control_disable ss name cpu [ 51.785794][ T494] !!!! control_disable control_disable ss name memory [ 51.792655][ C0] !!!! css_killed_ref_fn enqueue(ffff888111fdf400) [ 51.799376][ T494] !!!! control_disable control_disable ss name pids [ 51.805934][ T494] !!!! control_disable kill_css(ffff888110ac1000) [ 51.812449][ T494] !!!! control_disable control_disable ss name cpu [ 51.818970][ C0] !!!! css_killed_ref_fn enqueue(ffff888110ac3400) [ 51.825595][ T494] !!!! control_disable control_disable ss name memory [ 51.832356][ T494] !!!! control_disable control_disable ss name cpu [ 51.838869][ T494] !!!! control_disable control_disable ss name memory [ 51.845597][ T494] !!!! control_disable control_disable ss name cpu [ 51.852092][ T494] !!!! control_disable control_disable ss name memory [ 51.858843][ T494] !!!! control_disable control_disable ss name cpu [ 51.865495][ T494] !!!! control_disable control_disable ss name memory [ 51.872574][ T494] !!!! control_disable control_disable ss name pids [ 51.879230][ T494] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 51.880119][ T372] !!!! css_release_work_fn(ffff888112295c00) [ 51.887288][ C0] !!!! css_killed_ref_fn enqueue(ffff888110ac1000) [ 51.892300][ T372] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888112295c00) [ 51.898995][ T45] !!!! css_killed_work_fn css_put(ffff888111fdf400) [ 51.913492][ T45] !!!! css_release enqueue(ffff888111fdf400) [ 51.914632][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 51.919617][ T45] !!!! css_killed_work_fn css_put(ffff888110ac3400) [ 51.927539][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 51.933404][ T45] !!!! css_release enqueue(ffff888110ac3400) [ 51.942321][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 51.952912][ T372] !!!! css_release_work_fn(ffff888112297000) [ 51.953965][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 51.959009][ T372] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888112297000) [ 51.966619][ T441] !!!! css_killed_work_fn css_put(ffff888110ac1000) [ 51.976007][ T372] !!!! css_free_rwork_fn(ffff888112295800) [ 51.981155][ T441] !!!! css_release enqueue(ffff888110ac1000) [ 51.986780][ T372] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 51.993053][ T441] !!!! css_release_work_fn(ffff888111fdf400) [ 51.999489][ T372] !!!! css_free_rwork_fn(ffff888112295c00) [ 52.005973][ T441] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888111fdf400) [ 52.011697][ T518] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 52.019783][ T497] !!!! css_create css ffff8881125ec000 !!!! [ 52.026493][ T372] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 52.032508][ T497] !!!! css_create css ffff888112507400 !!!! [ 52.039254][ T372] !!!! css_free_rwork_fn(ffff888112297000) [ 52.045342][ T497] !!!! css_create css ffff888112506c00 !!!! [ 52.051183][ T372] !!!! css_free_rwork_fn parent (ffff888110346000) [ 52.057131][ T497] FAULT_INJECTION: forcing a failure. [ 52.057131][ T497] name failslab, interval 1, probability 0, space 0, times 0 [ 52.076295][ T497] CPU: 0 PID: 497 Comm: syz-executor.3 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 52.086414][ T497] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.096877][ T497] Call Trace: [ 52.100180][ T497] dump_stack_lvl+0x1e2/0x24b [ 52.104835][ T497] ? bfq_pos_tree_add_move+0x43e/0x43e [ 52.110270][ T497] ? find_next_bit+0xd6/0x120 [ 52.115188][ T497] ? cpumask_next+0x11/0x30 [ 52.119675][ T497] dump_stack+0x15/0x17 [ 52.123810][ T497] should_fail+0x3c0/0x510 [ 52.128197][ T497] ? percpu_ref_init+0xd0/0x330 [ 52.133019][ T497] __should_failslab+0x9f/0xe0 [ 52.137762][ T497] should_failslab+0x9/0x20 [ 52.142244][ T497] kmem_cache_alloc_trace+0x3a/0x330 [ 52.147508][ T497] percpu_ref_init+0xd0/0x330 [ 52.152163][ T497] ? cgroup_setup_root+0xea0/0xea0 [ 52.157251][ T497] cgroup_apply_control_enable+0x734/0x12e0 [ 52.163227][ T497] cgroup_apply_control+0x93/0x710 [ 52.168310][ T497] ? css_next_child+0x160/0x160 [ 52.173129][ T497] ? dequeue_task_fair+0x7ad/0xb50 [ 52.178210][ T497] ? io_schedule+0x120/0x120 [ 52.182787][ T497] ? kernfs_fop_write_iter+0x15e/0x410 [ 52.188232][ T497] ? __kasan_check_write+0x14/0x20 [ 52.193326][ T497] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 52.198593][ T497] cgroup_subtree_control_write+0xd19/0x1310 [ 52.204558][ T497] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 52.210513][ T497] ? __kasan_check_write+0x14/0x20 [ 52.216811][ T497] ? _copy_from_iter+0x3fb/0xd60 [ 52.221728][ T497] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 52.227695][ T497] cgroup_file_write+0x28e/0x590 [ 52.232607][ T497] ? cgroup_seqfile_stop+0xc0/0xc0 [ 52.237696][ T497] ? mutex_lock+0xa6/0x110 [ 52.242084][ T497] ? mutex_trylock+0xb0/0xb0 [ 52.246662][ T497] ? __kasan_check_write+0x14/0x20 [ 52.251746][ T497] kernfs_fop_write_iter+0x2d0/0x410 [ 52.257001][ T497] ? cgroup_seqfile_stop+0xc0/0xc0 [ 52.262088][ T497] vfs_write+0xc1c/0xf40 [ 52.266316][ T497] ? kernel_write+0x3c0/0x3c0 [ 52.270964][ T497] ? mutex_trylock+0xb0/0xb0 [ 52.275540][ T497] ? __fdget_pos+0x26d/0x310 [ 52.280113][ T497] ? ksys_write+0x77/0x2c0 [ 52.284509][ T497] ksys_write+0x198/0x2c0 [ 52.288815][ T497] ? __ia32_sys_read+0x90/0x90 [ 52.293557][ T497] ? debug_smp_processor_id+0x17/0x20 [ 52.298909][ T497] __x64_sys_write+0x7b/0x90 [ 52.303480][ T497] do_syscall_64+0x34/0x70 [ 52.307901][ T497] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 52.313765][ T497] RIP: 0033:0x7ff6cf7730e9 [ 52.318151][ T497] 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 [ 52.337732][ T497] RSP: 002b:00007ff6cf6c8168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 52.346116][ T497] RAX: ffffffffffffffda RBX: 00007ff6cf886030 RCX: 00007ff6cf7730e9 [ 52.354080][ T497] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 52.362029][ T497] RBP: 00007ff6cf6c81d0 R08: 0000000000000000 R09: 0000000000000000 [ 52.369974][ T497] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 52.377933][ T497] R13: 00007fffa846478f R14: 00007ff6cf6c8300 R15: 0000000000022000 [ 52.386978][ T497] !!!! css_create rcu_enqueue(ffff888112506c00) !!!! [ 52.393704][ T497] !!!! control_disable control_disable ss name cpu [ 52.400465][ T497] !!!! control_disable control_disable ss name memory [ 52.407397][ T497] !!!! control_disable control_disable ss name pids [ 52.414175][ T497] !!!! control_disable kill_css(ffff8881125ec000) [ 52.420832][ T497] !!!! control_disable control_disable ss name cpu [ 52.427437][ T497] !!!! control_disable control_disable ss name memory [ 52.434737][ T497] !!!! control_disable control_disable ss name pids [ 52.441410][ T497] !!!! control_disable kill_css(ffff888112507400) [ 52.448044][ T497] !!!! control_disable control_disable ss name cpu [ 52.454554][ T497] !!!! control_disable control_disable ss name memory [ 52.461394][ T497] !!!! control_disable control_disable ss name cpu [ 52.468097][ C1] !!!! css_killed_ref_fn enqueue(ffff8881125ec000) [ 52.474724][ T497] !!!! control_disable control_disable ss name memory [ 52.481698][ T497] !!!! control_disable control_disable ss name cpu [ 52.488205][ T497] !!!! control_disable control_disable ss name memory [ 52.488998][ C0] !!!! css_killed_ref_fn enqueue(ffff888112507400) [ 52.494946][ T497] !!!! control_disable control_disable ss name cpu [ 52.508036][ T497] !!!! control_disable control_disable ss name memory [ 52.514772][ T497] !!!! control_disable control_disable ss name cpu [ 52.521645][ T497] !!!! control_disable control_disable ss name memory 2022/06/07 03:59:42 executed programs: 29 [ 52.528542][ T497] !!!! control_disable control_disable ss name pids [ 52.535119][ T497] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 52.535214][ T441] !!!! css_release_work_fn(ffff888110ac3400) [ 52.547822][ T441] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888110ac3400) [ 52.547828][ T372] !!!! css_killed_work_fn css_put(ffff8881125ec000) [ 52.547859][ T372] !!!! css_release enqueue(ffff8881125ec000) [ 52.557455][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 52.563453][ T372] !!!! css_release_work_fn(ffff8881125ec000) [ 52.572780][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 52.576396][ T372] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff8881125ec000) [ 52.582530][ T441] !!!! css_release_work_fn(ffff888110ac1000) [ 52.595555][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 52.597723][ T441] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888110ac1000) [ 52.604467][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 52.610684][ T441] !!!! css_free_rwork_fn(ffff888111fdf400) [ 52.631725][ T441] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 52.638475][ T441] !!!! css_free_rwork_fn(ffff888112506c00) [ 52.644348][ T441] !!!! css_free_rwork_fn parent (ffff888110346000) [ 52.647334][ T372] !!!! css_free_rwork_fn(ffff8881125ec000) [ 52.651354][ T441] !!!! css_killed_work_fn css_put(ffff888112507400) [ 52.656928][ T372] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 52.663723][ T441] !!!! css_release enqueue(ffff888112507400) [ 52.676304][ T495] !!!! css_create css ffff88811280a400 !!!! [ 52.682311][ T495] !!!! css_create css ffff888112808400 !!!! [ 52.688222][ T441] !!!! css_free_rwork_fn(ffff888110ac3400) [ 52.688806][ T495] !!!! css_create css ffff88811280c400 !!!! [ 52.694112][ T441] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 52.700287][ T495] FAULT_INJECTION: forcing a failure. [ 52.700287][ T495] name failslab, interval 1, probability 0, space 0, times 0 [ 52.719190][ T495] CPU: 1 PID: 495 Comm: syz-executor.5 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 52.729308][ T495] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.739332][ T495] Call Trace: [ 52.742598][ T495] dump_stack_lvl+0x1e2/0x24b [ 52.747253][ T495] ? bfq_pos_tree_add_move+0x43e/0x43e [ 52.752698][ T495] ? find_next_bit+0xd6/0x120 [ 52.757353][ T495] ? cpumask_next+0x11/0x30 [ 52.761831][ T495] dump_stack+0x15/0x17 [ 52.765959][ T495] should_fail+0x3c0/0x510 [ 52.770350][ T495] ? percpu_ref_init+0xd0/0x330 [ 52.775172][ T495] __should_failslab+0x9f/0xe0 [ 52.779917][ T495] should_failslab+0x9/0x20 [ 52.784399][ T495] kmem_cache_alloc_trace+0x3a/0x330 [ 52.789660][ T495] percpu_ref_init+0xd0/0x330 [ 52.794310][ T495] ? cgroup_setup_root+0xea0/0xea0 [ 52.799401][ T495] cgroup_apply_control_enable+0x734/0x12e0 [ 52.805380][ T495] cgroup_apply_control+0x93/0x710 [ 52.810530][ T495] ? css_next_child+0x160/0x160 [ 52.815386][ T495] ? set_next_entity+0xc5/0x390 [ 52.820219][ T495] ? io_schedule+0x120/0x120 [ 52.824782][ T495] ? kernfs_fop_write_iter+0x15e/0x410 [ 52.830224][ T495] ? __kasan_check_write+0x14/0x20 [ 52.835449][ T495] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 52.840716][ T495] cgroup_subtree_control_write+0xd19/0x1310 [ 52.846701][ T495] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 52.852666][ T495] ? __kasan_check_write+0x14/0x20 [ 52.857756][ T495] ? _copy_from_iter+0x3fb/0xd60 [ 52.862678][ T495] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 52.868645][ T495] cgroup_file_write+0x28e/0x590 [ 52.873560][ T495] ? cgroup_seqfile_stop+0xc0/0xc0 [ 52.878644][ T495] ? mutex_lock+0xa6/0x110 [ 52.883034][ T495] ? mutex_trylock+0xb0/0xb0 [ 52.887604][ T495] ? __kasan_check_write+0x14/0x20 [ 52.892699][ T495] kernfs_fop_write_iter+0x2d0/0x410 [ 52.897965][ T495] ? cgroup_seqfile_stop+0xc0/0xc0 [ 52.903080][ T495] vfs_write+0xc1c/0xf40 [ 52.907302][ T495] ? kernel_write+0x3c0/0x3c0 [ 52.911954][ T495] ? mutex_trylock+0xb0/0xb0 [ 52.916519][ T495] ? __fdget_pos+0x26d/0x310 [ 52.921091][ T495] ? ksys_write+0x77/0x2c0 [ 52.925491][ T495] ksys_write+0x198/0x2c0 [ 52.929811][ T495] ? __ia32_sys_read+0x90/0x90 [ 52.934547][ T495] ? debug_smp_processor_id+0x17/0x20 [ 52.939893][ T495] __x64_sys_write+0x7b/0x90 [ 52.944471][ T495] do_syscall_64+0x34/0x70 [ 52.948865][ T495] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 52.954737][ T495] RIP: 0033:0x7fdb1ec440e9 [ 52.959129][ 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 [ 52.978746][ T495] RSP: 002b:00007fdb1eb99168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 52.987138][ T495] RAX: ffffffffffffffda RBX: 00007fdb1ed57030 RCX: 00007fdb1ec440e9 [ 52.995086][ T495] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 53.003031][ T495] RBP: 00007fdb1eb991d0 R08: 0000000000000000 R09: 0000000000000000 [ 53.010989][ T495] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 53.018949][ T495] R13: 00007fffe44a9f8f R14: 00007fdb1eb99300 R15: 0000000000022000 [ 53.027312][ T495] !!!! css_create rcu_enqueue(ffff88811280c400) !!!! [ 53.034099][ T495] !!!! control_disable control_disable ss name cpu [ 53.040783][ T495] !!!! control_disable control_disable ss name memory [ 53.047549][ T495] !!!! control_disable control_disable ss name pids [ 53.054131][ T495] !!!! control_disable kill_css(ffff88811280a400) [ 53.060702][ T495] !!!! control_disable control_disable ss name cpu [ 53.067184][ T495] !!!! control_disable control_disable ss name memory [ 53.073954][ T495] !!!! control_disable control_disable ss name pids [ 53.080533][ T495] !!!! control_disable kill_css(ffff888112808400) [ 53.087048][ T495] !!!! control_disable control_disable ss name cpu [ 53.093558][ T495] !!!! control_disable control_disable ss name memory [ 53.100308][ T495] !!!! control_disable control_disable ss name cpu [ 53.106774][ T495] !!!! control_disable control_disable ss name memory [ 53.113539][ T495] !!!! control_disable control_disable ss name cpu [ 53.120038][ T495] !!!! control_disable control_disable ss name memory [ 53.126767][ T495] !!!! control_disable control_disable ss name cpu [ 53.133262][ T495] !!!! control_disable control_disable ss name memory [ 53.140049][ T495] !!!! control_disable control_disable ss name cpu [ 53.146524][ T495] !!!! control_disable control_disable ss name memory [ 53.153298][ T495] !!!! control_disable control_disable ss name pids [ 53.159909][ C0] !!!! css_killed_ref_fn enqueue(ffff88811280a400) [ 53.166543][ T495] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 53.173074][ T441] !!!! css_release_work_fn(ffff888112507400) [ 53.179150][ C0] !!!! css_killed_ref_fn enqueue(ffff888112808400) [ 53.185757][ T441] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888112507400) [ 53.187048][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 53.197602][ T441] !!!! css_free_rwork_fn(ffff888110ac1000) [ 53.201457][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 53.206816][ T441] !!!! css_free_rwork_fn parent (ffff888110346000) [ 53.206854][ T441] !!!! css_free_rwork_fn(ffff88811280c400) [ 53.214598][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 53.220297][ T441] !!!! css_free_rwork_fn parent (ffff888110346000) [ 53.220320][ T441] !!!! css_killed_work_fn css_put(ffff88811280a400) [ 53.226906][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 53.233274][ T441] !!!! css_release enqueue(ffff88811280a400) [ 53.259332][ T383] !!!! css_killed_work_fn css_put(ffff888112808400) [ 53.266110][ T383] !!!! css_release enqueue(ffff888112808400) [ 53.272345][ T441] !!!! css_release_work_fn(ffff88811280a400) [ 53.278560][ T441] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff88811280a400) [ 53.278636][ T516] !!!! css_create css ffff888112a34000 !!!! [ 53.286869][ T441] !!!! css_free_rwork_fn(ffff888112507400) [ 53.286874][ T441] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 53.286938][ T523] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 53.294290][ T516] !!!! css_create css ffff888112a37800 !!!! [ 53.317815][ T516] !!!! css_create css ffff888112a35400 !!!! [ 53.323764][ T516] FAULT_INJECTION: forcing a failure. [ 53.323764][ T516] name failslab, interval 1, probability 0, space 0, times 0 [ 53.336564][ T516] CPU: 0 PID: 516 Comm: syz-executor.2 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 53.346704][ T516] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.356822][ T516] Call Trace: [ 53.360091][ T516] dump_stack_lvl+0x1e2/0x24b [ 53.364744][ T516] ? bfq_pos_tree_add_move+0x43e/0x43e [ 53.370174][ T516] ? find_next_bit+0xd6/0x120 [ 53.374822][ T516] ? cpumask_next+0x11/0x30 [ 53.379298][ T516] dump_stack+0x15/0x17 [ 53.383440][ T516] should_fail+0x3c0/0x510 [ 53.387827][ T516] ? percpu_ref_init+0xd0/0x330 [ 53.392647][ T516] __should_failslab+0x9f/0xe0 [ 53.397383][ T516] should_failslab+0x9/0x20 [ 53.401856][ T516] kmem_cache_alloc_trace+0x3a/0x330 [ 53.407109][ T516] percpu_ref_init+0xd0/0x330 [ 53.411763][ T516] ? cgroup_setup_root+0xea0/0xea0 [ 53.416847][ T516] cgroup_apply_control_enable+0x734/0x12e0 [ 53.422713][ T516] cgroup_apply_control+0x93/0x710 [ 53.427791][ T516] ? css_next_child+0x160/0x160 [ 53.432618][ T516] ? io_schedule+0x120/0x120 [ 53.437177][ T516] ? kernfs_fop_write_iter+0x15e/0x410 [ 53.442602][ T516] ? __kasan_check_write+0x14/0x20 [ 53.447683][ T516] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 53.452935][ T516] cgroup_subtree_control_write+0xd19/0x1310 [ 53.458890][ T516] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 53.464843][ T516] ? __kasan_check_write+0x14/0x20 [ 53.469940][ T516] ? _copy_from_iter+0x3fb/0xd60 [ 53.474860][ T516] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 53.480818][ T516] cgroup_file_write+0x28e/0x590 [ 53.485723][ T516] ? cgroup_seqfile_stop+0xc0/0xc0 [ 53.490820][ T516] ? mutex_lock+0xa6/0x110 [ 53.495220][ T516] ? mutex_trylock+0xb0/0xb0 [ 53.499797][ T516] ? __kasan_check_write+0x14/0x20 [ 53.504891][ T516] kernfs_fop_write_iter+0x2d0/0x410 [ 53.510160][ T516] ? cgroup_seqfile_stop+0xc0/0xc0 [ 53.515256][ T516] vfs_write+0xc1c/0xf40 [ 53.519476][ T516] ? kernel_write+0x3c0/0x3c0 [ 53.524135][ T516] ? mutex_trylock+0xb0/0xb0 [ 53.528694][ T516] ? __fdget_pos+0x26d/0x310 [ 53.533250][ T516] ? ksys_write+0x77/0x2c0 [ 53.537639][ T516] ksys_write+0x198/0x2c0 [ 53.541941][ T516] ? __ia32_sys_read+0x90/0x90 [ 53.546671][ T516] ? debug_smp_processor_id+0x17/0x20 [ 53.552008][ T516] __x64_sys_write+0x7b/0x90 [ 53.556569][ T516] do_syscall_64+0x34/0x70 [ 53.560955][ T516] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 53.566814][ T516] RIP: 0033:0x7f523502c0e9 [ 53.571198][ 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 [ 53.590781][ T516] RSP: 002b:00007f5234f81168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 53.599176][ T516] RAX: ffffffffffffffda RBX: 00007f523513f030 RCX: 00007f523502c0e9 [ 53.607131][ T516] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 53.615166][ T516] RBP: 00007f5234f811d0 R08: 0000000000000000 R09: 0000000000000000 [ 53.623120][ T516] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 53.631067][ T516] R13: 00007fff10f3cfff R14: 00007f5234f81300 R15: 0000000000022000 [ 53.640535][ T516] !!!! css_create rcu_enqueue(ffff888112a35400) !!!! [ 53.647379][ T516] !!!! control_disable control_disable ss name cpu [ 53.653925][ T516] !!!! control_disable control_disable ss name memory [ 53.660752][ T516] !!!! control_disable control_disable ss name pids [ 53.667408][ T516] !!!! control_disable kill_css(ffff888112a34000) [ 53.673990][ T516] !!!! control_disable control_disable ss name cpu [ 53.680604][ T516] !!!! control_disable control_disable ss name memory [ 53.687296][ T24] !!!! css_free_rwork_fn(ffff888112a35400) [ 53.687469][ T516] !!!! control_disable control_disable ss name pids [ 53.693475][ T24] !!!! css_free_rwork_fn parent (ffff888110346000) [ 53.699927][ T516] !!!! control_disable kill_css(ffff888112a37800) [ 53.712931][ C0] !!!! css_killed_ref_fn enqueue(ffff888112a34000) [ 53.719586][ T516] !!!! control_disable control_disable ss name cpu [ 53.726070][ T516] !!!! control_disable control_disable ss name memory [ 53.732860][ T516] !!!! control_disable control_disable ss name cpu [ 53.739354][ T516] !!!! control_disable control_disable ss name memory [ 53.746090][ T516] !!!! control_disable control_disable ss name cpu [ 53.752614][ C0] !!!! css_killed_ref_fn enqueue(ffff888112a37800) [ 53.759223][ T516] !!!! control_disable control_disable ss name memory [ 53.765954][ T516] !!!! control_disable control_disable ss name cpu [ 53.772473][ T516] !!!! control_disable control_disable ss name memory [ 53.779310][ T516] !!!! control_disable control_disable ss name cpu [ 53.785828][ T516] !!!! control_disable control_disable ss name memory [ 53.792626][ T516] !!!! control_disable control_disable ss name pids [ 53.799251][ T441] !!!! css_release_work_fn(ffff888112808400) [ 53.805307][ T516] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 53.811832][ T441] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888112808400) [ 53.820485][ T441] !!!! css_free_rwork_fn(ffff88811280a400) [ 53.826400][ T441] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 53.828092][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 53.836755][ T441] !!!! css_killed_work_fn css_put(ffff888112a34000) [ 53.840309][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 53.846568][ T441] !!!! css_release enqueue(ffff888112a34000) [ 53.854093][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 53.860002][ T441] !!!! css_killed_work_fn css_put(ffff888112a37800) [ 53.867538][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 53.873529][ T441] !!!! css_release enqueue(ffff888112a37800) [ 53.886434][ T515] !!!! css_create css ffff888112866000 !!!! [ 53.892576][ T515] !!!! css_create css ffff888112864400 !!!! [ 53.898824][ T515] !!!! css_create css ffff888112866800 !!!! [ 53.904761][ T515] FAULT_INJECTION: forcing a failure. [ 53.904761][ T515] name failslab, interval 1, probability 0, space 0, times 0 [ 53.917616][ T515] CPU: 0 PID: 515 Comm: syz-executor.4 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 53.927769][ T515] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.937826][ T515] Call Trace: [ 53.941117][ T515] dump_stack_lvl+0x1e2/0x24b [ 53.945803][ T515] ? bfq_pos_tree_add_move+0x43e/0x43e [ 53.951359][ T515] dump_stack+0x15/0x17 [ 53.956168][ T515] should_fail+0x3c0/0x510 [ 53.960566][ T515] ? __kernfs_new_node+0x99/0x6e0 [ 53.966007][ T515] __should_failslab+0x9f/0xe0 [ 53.971304][ T515] should_failslab+0x9/0x20 [ 53.976850][ T515] __kmalloc_track_caller+0x5f/0x350 [ 53.982910][ T515] kstrdup_const+0x55/0x90 [ 53.987578][ T515] __kernfs_new_node+0x99/0x6e0 [ 53.992507][ T515] ? stack_trace_save+0x1f0/0x1f0 [ 53.997814][ T515] ? kernfs_new_node+0x170/0x170 [ 54.002787][ T515] ? ptr_to_hashval+0x60/0x60 [ 54.007728][ T515] ? snprintf+0xd6/0x120 [ 54.012087][ T515] kernfs_new_node+0x97/0x170 [ 54.016866][ T515] __kernfs_create_file+0x4a/0x270 [ 54.022331][ T515] cgroup_addrm_files+0xab8/0xfe0 [ 54.027537][ T515] ? cgroup_apply_control_enable+0x734/0x12e0 [ 54.033864][ T515] ? cgroup_apply_control+0x93/0x710 [ 54.039641][ T515] ? cgroup_subtree_control_write+0xd19/0x1310 [ 54.045794][ T515] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 54.052295][ T515] ? delete_node+0x759/0x7b0 [ 54.058384][ T515] ? __kasan_check_read+0x11/0x20 [ 54.063937][ T515] ? delete_node+0x759/0x7b0 [ 54.069053][ T515] ? __kasan_check_write+0x14/0x20 [ 54.074533][ T515] ? __radix_tree_replace+0x246/0x2e0 [ 54.080081][ T515] ? idr_get_next+0x4b0/0x4b0 [ 54.084825][ T515] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 54.089825][ T515] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 54.095016][ T515] css_populate_dir+0x137/0x370 [ 54.100031][ T515] cgroup_apply_control_enable+0x629/0x12e0 [ 54.106178][ T515] cgroup_apply_control+0x93/0x710 [ 54.111413][ T515] ? css_next_child+0x160/0x160 [ 54.116418][ T515] ? io_schedule+0x120/0x120 [ 54.121456][ T515] ? kernfs_fop_write_iter+0x15e/0x410 [ 54.126995][ T515] ? __kasan_check_write+0x14/0x20 [ 54.132174][ T515] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 54.137644][ T515] cgroup_subtree_control_write+0xd19/0x1310 [ 54.144082][ T515] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 54.150928][ T515] ? __kasan_check_write+0x14/0x20 [ 54.156119][ T515] ? _copy_from_iter+0x3fb/0xd60 [ 54.161821][ T515] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 54.167956][ T515] cgroup_file_write+0x28e/0x590 [ 54.172961][ T515] ? cgroup_seqfile_stop+0xc0/0xc0 [ 54.178266][ T515] ? mutex_lock+0xa6/0x110 [ 54.182665][ T515] ? mutex_trylock+0xb0/0xb0 [ 54.187254][ T515] ? __kasan_check_write+0x14/0x20 [ 54.192452][ T515] kernfs_fop_write_iter+0x2d0/0x410 [ 54.198102][ T515] ? cgroup_seqfile_stop+0xc0/0xc0 [ 54.203207][ T515] vfs_write+0xc1c/0xf40 [ 54.207448][ T515] ? kernel_write+0x3c0/0x3c0 [ 54.212129][ T515] ? mutex_trylock+0xb0/0xb0 [ 54.216727][ T515] ? __fdget_pos+0x26d/0x310 [ 54.221294][ T515] ? ksys_write+0x77/0x2c0 [ 54.225889][ T515] ksys_write+0x198/0x2c0 [ 54.230469][ T515] ? __ia32_sys_read+0x90/0x90 [ 54.235320][ T515] ? debug_smp_processor_id+0x17/0x20 [ 54.241592][ T515] __x64_sys_write+0x7b/0x90 [ 54.246962][ T515] do_syscall_64+0x34/0x70 [ 54.252604][ T515] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 54.258488][ T515] RIP: 0033:0x7f6da61ea0e9 [ 54.262893][ 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 [ 54.282649][ T515] RSP: 002b:00007f6da6160168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 54.291059][ T515] RAX: ffffffffffffffda RBX: 00007f6da62fcf60 RCX: 00007f6da61ea0e9 [ 54.299020][ T515] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 54.306979][ T515] RBP: 00007f6da61601d0 R08: 0000000000000000 R09: 0000000000000000 [ 54.314939][ T515] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 54.322889][ T515] R13: 00007fff14a7515f R14: 00007f6da6160300 R15: 0000000000022000 [ 54.332813][ T515] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 54.340290][ T515] !!!! control_disable control_disable ss name cpu [ 54.346908][ T515] !!!! control_disable control_disable ss name memory [ 54.353734][ T515] !!!! control_disable control_disable ss name pids [ 54.360537][ T515] !!!! control_disable kill_css(ffff888112866000) [ 54.367080][ T515] !!!! control_disable control_disable ss name cpu [ 54.373622][ T515] !!!! control_disable control_disable ss name memory [ 54.380415][ T515] !!!! control_disable control_disable ss name pids [ 54.387000][ T515] !!!! control_disable kill_css(ffff888112864400) [ 54.393623][ T515] !!!! control_disable control_disable ss name cpu [ 54.400420][ C0] !!!! css_killed_ref_fn enqueue(ffff888112866000) [ 54.407059][ T515] !!!! control_disable control_disable ss name memory [ 54.413930][ T515] !!!! control_disable control_disable ss name pids [ 54.420718][ T515] !!!! control_disable kill_css(ffff888112866800) [ 54.427312][ T515] !!!! control_disable control_disable ss name cpu [ 54.434078][ T515] !!!! control_disable control_disable ss name memory [ 54.441146][ T515] !!!! control_disable control_disable ss name cpu [ 54.447668][ C0] !!!! css_killed_ref_fn enqueue(ffff888112864400) [ 54.454555][ T515] !!!! control_disable control_disable ss name memory [ 54.461686][ T515] !!!! control_disable control_disable ss name cpu [ 54.468448][ C0] !!!! css_killed_ref_fn enqueue(ffff888112866800) [ 54.475151][ T515] !!!! control_disable control_disable ss name memory [ 54.482021][ T515] !!!! control_disable control_disable ss name cpu [ 54.488533][ T515] !!!! control_disable control_disable ss name memory [ 54.495268][ T515] !!!! control_disable control_disable ss name pids [ 54.501942][ T515] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 54.508601][ T441] !!!! css_release_work_fn(ffff888112a34000) [ 54.509821][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 54.514674][ T441] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888112a34000) [ 54.514717][ T441] !!!! css_release_work_fn(ffff888112a37800) [ 54.522118][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 54.534047][ T441] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888112a37800) [ 54.537633][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 54.542980][ T383] !!!! css_free_rwork_fn(ffff888112808400) [ 54.552601][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 54.561683][ T383] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 54.564693][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 54.571703][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 54.591917][ T383] !!!! css_killed_work_fn css_put(ffff888112866000) [ 54.597734][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 54.598899][ T383] !!!! css_release enqueue(ffff888112866000) [ 54.606173][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 54.612063][ T383] !!!! css_killed_work_fn css_put(ffff888112864400) [ 54.625608][ T383] !!!! css_release enqueue(ffff888112864400) [ 54.631891][ T383] !!!! css_killed_work_fn css_put(ffff888112866800) [ 54.639320][ T383] !!!! css_release enqueue(ffff888112866800) [ 54.645613][ T523] !!!! css_create css ffff888112cb1400 !!!! [ 54.652607][ T383] !!!! css_free_rwork_fn(ffff888112a34000) [ 54.657374][ T523] !!!! css_create css ffff888112cb6c00 !!!! [ 54.658826][ T383] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 54.664709][ T523] !!!! css_create css ffff888112cb6400 !!!! [ 54.677340][ T523] FAULT_INJECTION: forcing a failure. [ 54.677340][ T523] name failslab, interval 1, probability 0, space 0, times 0 [ 54.690561][ T523] CPU: 0 PID: 523 Comm: syz-executor.5 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 54.700857][ T523] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.710924][ T523] Call Trace: [ 54.714237][ T523] dump_stack_lvl+0x1e2/0x24b [ 54.718928][ T523] ? bfq_pos_tree_add_move+0x43e/0x43e [ 54.724370][ T523] dump_stack+0x15/0x17 [ 54.728594][ T523] should_fail+0x3c0/0x510 [ 54.733013][ T523] ? __kernfs_new_node+0x99/0x6e0 [ 54.738027][ T523] __should_failslab+0x9f/0xe0 [ 54.742856][ T523] should_failslab+0x9/0x20 [ 54.747338][ T523] __kmalloc_track_caller+0x5f/0x350 [ 54.752612][ T523] kstrdup_const+0x55/0x90 [ 54.757005][ T523] __kernfs_new_node+0x99/0x6e0 [ 54.761837][ T523] ? stack_trace_save+0x1f0/0x1f0 [ 54.766849][ T523] ? kernfs_new_node+0x170/0x170 [ 54.771763][ T523] ? ptr_to_hashval+0x60/0x60 [ 54.776415][ T523] ? snprintf+0xd6/0x120 [ 54.780633][ T523] kernfs_new_node+0x97/0x170 [ 54.785304][ T523] __kernfs_create_file+0x4a/0x270 [ 54.790388][ T523] cgroup_addrm_files+0xab8/0xfe0 [ 54.795573][ T523] ? cgroup_apply_control_enable+0x734/0x12e0 [ 54.801610][ T523] ? cgroup_apply_control+0x93/0x710 [ 54.806953][ T523] ? cgroup_subtree_control_write+0xd19/0x1310 [ 54.813081][ T523] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 54.819315][ T523] ? delete_node+0x759/0x7b0 [ 54.823898][ T523] ? __kasan_check_read+0x11/0x20 [ 54.828921][ T523] ? delete_node+0x759/0x7b0 [ 54.833834][ T523] ? __kasan_check_write+0x14/0x20 [ 54.838925][ T523] ? __radix_tree_replace+0x246/0x2e0 [ 54.844321][ T523] ? idr_get_next+0x4b0/0x4b0 [ 54.849287][ T523] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 54.854386][ T523] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 54.859560][ T523] css_populate_dir+0x137/0x370 [ 54.864385][ T523] cgroup_apply_control_enable+0x629/0x12e0 [ 54.870266][ T523] cgroup_apply_control+0x93/0x710 [ 54.875352][ T523] ? css_next_child+0x160/0x160 [ 54.880212][ T523] ? io_schedule+0x120/0x120 [ 54.884777][ T523] ? kernfs_fop_write_iter+0x15e/0x410 [ 54.890210][ T523] ? __kasan_check_write+0x14/0x20 [ 54.895296][ T523] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 54.900568][ T523] cgroup_subtree_control_write+0xd19/0x1310 [ 54.906651][ T523] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 54.912629][ T523] ? __kasan_check_write+0x14/0x20 [ 54.917864][ T523] ? _copy_from_iter+0x3fb/0xd60 [ 54.922779][ T523] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 54.928832][ T523] cgroup_file_write+0x28e/0x590 [ 54.933861][ T523] ? cgroup_seqfile_stop+0xc0/0xc0 [ 54.939045][ T523] ? mutex_lock+0xa6/0x110 [ 54.943540][ T523] ? mutex_trylock+0xb0/0xb0 [ 54.948102][ T523] ? __kasan_check_write+0x14/0x20 [ 54.953202][ T523] kernfs_fop_write_iter+0x2d0/0x410 [ 54.958476][ T523] ? cgroup_seqfile_stop+0xc0/0xc0 [ 54.963788][ T523] vfs_write+0xc1c/0xf40 [ 54.968025][ T523] ? kernel_write+0x3c0/0x3c0 [ 54.972689][ T523] ? mutex_trylock+0xb0/0xb0 [ 54.977355][ T523] ? __fdget_pos+0x26d/0x310 [ 54.981923][ T523] ? ksys_write+0x77/0x2c0 [ 54.986314][ T523] ksys_write+0x198/0x2c0 [ 54.990618][ T523] ? __ia32_sys_read+0x90/0x90 [ 54.995375][ T523] ? debug_smp_processor_id+0x17/0x20 [ 55.000737][ T523] __x64_sys_write+0x7b/0x90 [ 55.005312][ T523] do_syscall_64+0x34/0x70 [ 55.009813][ T523] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 55.015684][ T523] RIP: 0033:0x7fdb1ec440e9 [ 55.020185][ 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 [ 55.039970][ T523] RSP: 002b:00007fdb1ebba168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 55.048603][ T523] RAX: ffffffffffffffda RBX: 00007fdb1ed56f60 RCX: 00007fdb1ec440e9 [ 55.056556][ T523] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 55.064672][ T523] RBP: 00007fdb1ebba1d0 R08: 0000000000000000 R09: 0000000000000000 [ 55.072933][ T523] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 55.081012][ T523] R13: 00007fffe44a9f8f R14: 00007fdb1ebba300 R15: 0000000000022000 [ 55.089542][ T523] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 55.096614][ T523] !!!! control_disable control_disable ss name cpu [ 55.103177][ T523] !!!! control_disable control_disable ss name memory [ 55.110072][ T523] !!!! control_disable control_disable ss name pids [ 55.116848][ T523] !!!! control_disable kill_css(ffff888112cb1400) [ 55.123555][ T523] !!!! control_disable control_disable ss name cpu [ 55.130457][ T523] !!!! control_disable control_disable ss name memory [ 55.137232][ T523] !!!! control_disable control_disable ss name pids [ 55.143880][ T523] !!!! control_disable kill_css(ffff888112cb6c00) [ 55.150380][ C1] !!!! css_killed_ref_fn enqueue(ffff888112cb1400) [ 55.157088][ T523] !!!! control_disable control_disable ss name cpu [ 55.163608][ T523] !!!! control_disable control_disable ss name memory [ 55.170370][ T523] !!!! control_disable control_disable ss name pids [ 55.177019][ T523] !!!! control_disable kill_css(ffff888112cb6400) [ 55.183539][ T523] !!!! control_disable control_disable ss name cpu [ 55.190136][ T523] !!!! control_disable control_disable ss name memory [ 55.196892][ T523] !!!! control_disable control_disable ss name cpu [ 55.203419][ T523] !!!! control_disable control_disable ss name memory [ 55.210307][ T523] !!!! control_disable control_disable ss name cpu [ 55.216796][ T523] !!!! control_disable control_disable ss name memory [ 55.223659][ T523] !!!! control_disable control_disable ss name cpu [ 55.230175][ T523] !!!! control_disable control_disable ss name memory [ 55.236911][ T523] !!!! control_disable control_disable ss name pids [ 55.243536][ T523] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 55.247310][ T383] !!!! css_release_work_fn(ffff888112866000) [ 55.251999][ C1] !!!! css_killed_ref_fn enqueue(ffff888112cb6c00) [ 55.256123][ T383] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888112866000) [ 55.256146][ T383] !!!! css_release_work_fn(ffff888112864400) [ 55.264240][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 55.275336][ T383] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888112864400) [ 55.277241][ T24] !!!! css_killed_work_fn css_put(ffff888112cb1400) [ 55.284441][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 55.292507][ T24] !!!! css_release enqueue(ffff888112cb1400) [ 55.299088][ C1] !!!! css_killed_ref_fn enqueue(ffff888112cb6400) [ 55.299448][ T383] !!!! css_free_rwork_fn(ffff888112a37800) [ 55.306063][ T24] !!!! css_killed_work_fn css_put(ffff888112cb6c00) [ 55.312595][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 55.318915][ T24] !!!! css_release enqueue(ffff888112cb6c00) [ 55.324839][ T383] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 55.331449][ T24] !!!! css_killed_work_fn css_put(ffff888112cb6400) [ 55.338959][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 55.344487][ T24] !!!! css_release enqueue(ffff888112cb6400) [ 55.370530][ T528] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 55.370550][ T520] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 55.380423][ T518] !!!! css_create css ffff888112ec1000 !!!! [ 55.391347][ T518] !!!! css_create css ffff888112ec0000 !!!! [ 55.397321][ T518] !!!! css_create css ffff888112ec0800 !!!! [ 55.403251][ T518] FAULT_INJECTION: forcing a failure. [ 55.403251][ T518] name failslab, interval 1, probability 0, space 0, times 0 [ 55.416421][ T518] CPU: 0 PID: 518 Comm: syz-executor.0 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 55.426549][ T518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.436579][ T518] Call Trace: [ 55.439849][ T518] dump_stack_lvl+0x1e2/0x24b [ 55.444515][ T518] ? bfq_pos_tree_add_move+0x43e/0x43e [ 55.449963][ T518] dump_stack+0x15/0x17 [ 55.454100][ T518] should_fail+0x3c0/0x510 [ 55.458750][ T518] ? __kernfs_new_node+0x99/0x6e0 [ 55.463747][ T518] __should_failslab+0x9f/0xe0 [ 55.468495][ T518] should_failslab+0x9/0x20 [ 55.472986][ T518] __kmalloc_track_caller+0x5f/0x350 [ 55.478255][ T518] kstrdup_const+0x55/0x90 [ 55.482649][ T518] __kernfs_new_node+0x99/0x6e0 [ 55.487488][ T518] ? stack_trace_save+0x1f0/0x1f0 [ 55.492495][ T518] ? kernfs_new_node+0x170/0x170 [ 55.497418][ T518] ? ptr_to_hashval+0x60/0x60 [ 55.502073][ T518] ? snprintf+0xd6/0x120 [ 55.506289][ T518] kernfs_new_node+0x97/0x170 [ 55.510970][ T518] __kernfs_create_file+0x4a/0x270 [ 55.516063][ T518] cgroup_addrm_files+0xab8/0xfe0 [ 55.521341][ T518] ? cgroup_apply_control_enable+0x734/0x12e0 [ 55.527388][ T518] ? cgroup_apply_control+0x93/0x710 [ 55.532657][ T518] ? cgroup_subtree_control_write+0xd19/0x1310 [ 55.538788][ T518] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 55.544933][ T518] ? delete_node+0x759/0x7b0 [ 55.549499][ T518] ? __kasan_check_read+0x11/0x20 [ 55.554495][ T518] ? delete_node+0x759/0x7b0 [ 55.559056][ T518] ? __kasan_check_write+0x14/0x20 [ 55.564145][ T518] ? __radix_tree_replace+0x246/0x2e0 [ 55.569509][ T518] ? idr_get_next+0x4b0/0x4b0 [ 55.574166][ T518] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 55.579162][ T518] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 55.584332][ T518] css_populate_dir+0x137/0x370 [ 55.589159][ T518] cgroup_apply_control_enable+0x629/0x12e0 [ 55.595028][ T518] cgroup_apply_control+0x93/0x710 [ 55.600110][ T518] ? css_next_child+0x160/0x160 [ 55.604932][ T518] ? io_schedule+0x120/0x120 [ 55.609492][ T518] ? kernfs_fop_write_iter+0x15e/0x410 [ 55.614924][ T518] ? __kasan_check_write+0x14/0x20 [ 55.620007][ T518] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 55.625268][ T518] cgroup_subtree_control_write+0xd19/0x1310 [ 55.631222][ T518] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 55.637270][ T518] ? __kasan_check_write+0x14/0x20 [ 55.642380][ T518] ? _copy_from_iter+0x3fb/0xd60 [ 55.647297][ T518] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 55.653254][ T518] cgroup_file_write+0x28e/0x590 [ 55.658167][ T518] ? cgroup_seqfile_stop+0xc0/0xc0 [ 55.663267][ T518] ? mutex_lock+0xa6/0x110 [ 55.667657][ T518] ? mutex_trylock+0xb0/0xb0 [ 55.672240][ T518] ? __kasan_check_write+0x14/0x20 [ 55.677337][ T518] kernfs_fop_write_iter+0x2d0/0x410 [ 55.682596][ T518] ? cgroup_seqfile_stop+0xc0/0xc0 [ 55.688116][ T518] vfs_write+0xc1c/0xf40 [ 55.692339][ T518] ? kernel_write+0x3c0/0x3c0 [ 55.697009][ T518] ? mutex_trylock+0xb0/0xb0 [ 55.701577][ T518] ? __fdget_pos+0x26d/0x310 [ 55.706136][ T518] ? ksys_write+0x77/0x2c0 [ 55.710529][ T518] ksys_write+0x198/0x2c0 [ 55.714833][ T518] ? __ia32_sys_read+0x90/0x90 [ 55.719578][ T518] ? debug_smp_processor_id+0x17/0x20 [ 55.724932][ T518] __x64_sys_write+0x7b/0x90 [ 55.729495][ T518] do_syscall_64+0x34/0x70 [ 55.733891][ T518] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 55.739756][ T518] RIP: 0033:0x7fda341850e9 [ 55.744145][ T518] 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 [ 55.763720][ T518] RSP: 002b:00007fda340fb168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 55.772134][ T518] RAX: ffffffffffffffda RBX: 00007fda34297f60 RCX: 00007fda341850e9 [ 55.780138][ T518] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 55.788097][ T518] RBP: 00007fda340fb1d0 R08: 0000000000000000 R09: 0000000000000000 [ 55.796049][ T518] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 55.803999][ T518] R13: 00007fff85be82bf R14: 00007fda340fb300 R15: 0000000000022000 [ 55.814191][ T518] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 55.821370][ T518] !!!! control_disable control_disable ss name cpu [ 55.822759][ T23] kauditd_printk_skb: 3 callbacks suppressed [ 55.822770][ T23] audit: type=1400 audit(1654574385.980:161): 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 [ 55.827937][ T518] !!!! control_disable control_disable ss name memory [ 55.862876][ T518] !!!! control_disable control_disable ss name pids [ 55.869534][ T518] !!!! control_disable kill_css(ffff888112ec1000) [ 55.876096][ T518] !!!! control_disable control_disable ss name cpu [ 55.883587][ T518] !!!! control_disable control_disable ss name memory [ 55.890442][ T518] !!!! control_disable control_disable ss name pids [ 55.897046][ T518] !!!! control_disable kill_css(ffff888112ec0000) [ 55.903640][ T518] !!!! control_disable control_disable ss name cpu [ 55.910196][ T518] !!!! control_disable control_disable ss name memory [ 55.916972][ T518] !!!! control_disable control_disable ss name pids [ 55.923574][ C1] !!!! css_killed_ref_fn enqueue(ffff888112ec1000) [ 55.930179][ T518] !!!! control_disable kill_css(ffff888112ec0800) [ 55.936658][ T518] !!!! control_disable control_disable ss name cpu [ 55.943181][ T518] !!!! control_disable control_disable ss name memory [ 55.949958][ C1] !!!! css_killed_ref_fn enqueue(ffff888112ec0000) [ 55.956538][ T518] !!!! control_disable control_disable ss name cpu [ 55.963056][ T518] !!!! control_disable control_disable ss name memory [ 55.969834][ C1] !!!! css_killed_ref_fn enqueue(ffff888112ec0800) [ 55.976429][ T518] !!!! control_disable control_disable ss name cpu [ 55.982935][ T518] !!!! control_disable control_disable ss name memory [ 55.989705][ T518] !!!! control_disable control_disable ss name cpu [ 55.996176][ T518] !!!! control_disable control_disable ss name memory [ 56.002934][ T518] !!!! control_disable control_disable ss name pids [ 56.009554][ T518] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 56.009568][ T383] !!!! css_release_work_fn(ffff888112866800) [ 56.022155][ T24] !!!! css_release_work_fn(ffff888112cb1400) [ 56.022216][ T383] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888112866800) [ 56.029412][ T24] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888112cb1400) [ 56.037421][ T383] !!!! css_free_rwork_fn(ffff888112866000) [ 56.046261][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 56.054575][ T383] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 56.057847][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 56.064326][ T383] !!!! css_free_rwork_fn(ffff888112864400) [ 56.071164][ T372] !!!! css_release_work_fn(ffff888112cb6c00) [ 56.077179][ T383] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 56.084240][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 56.093267][ T383] !!!! css_free_rwork_fn(ffff888112866800) [ 56.096838][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 56.102647][ T383] !!!! css_free_rwork_fn parent (ffff888110346000) [ 56.109289][ T372] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888112cb6c00) [ 56.109341][ T372] !!!! css_release_work_fn(ffff888112cb6400) [ 56.116629][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 56.124626][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 56.131144][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 56.137695][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 56.157798][ T372] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888112cb6400) [ 56.166104][ T372] !!!! css_killed_work_fn css_put(ffff888112ec1000) [ 56.172847][ T372] !!!! css_release enqueue(ffff888112ec1000) [ 56.179913][ T372] !!!! css_killed_work_fn css_put(ffff888112ec0000) [ 56.186658][ T372] !!!! css_release enqueue(ffff888112ec0000) [ 56.192794][ T372] !!!! css_killed_work_fn css_put(ffff888112ec0800) [ 56.199528][ T372] !!!! css_release enqueue(ffff888112ec0800) [ 56.205589][ T372] !!!! css_free_rwork_fn(ffff888112cb1400) [ 56.207341][ T521] !!!! css_create css ffff88811303b400 !!!! [ 56.211517][ T372] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 56.223991][ T521] !!!! css_create css ffff888112cce800 !!!! [ 56.229968][ T521] !!!! css_create css ffff888112ccfc00 !!!! [ 56.235895][ T521] FAULT_INJECTION: forcing a failure. [ 56.235895][ T521] name failslab, interval 1, probability 0, space 0, times 0 [ 56.248506][ T372] !!!! css_free_rwork_fn(ffff888112cb6c00) [ 56.252158][ T521] CPU: 0 PID: 521 Comm: syz-executor.3 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 56.254390][ T372] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 56.264506][ T521] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.264510][ T521] Call Trace: [ 56.264528][ T521] dump_stack_lvl+0x1e2/0x24b [ 56.264538][ T521] ? bfq_pos_tree_add_move+0x43e/0x43e [ 56.264554][ T521] dump_stack+0x15/0x17 [ 56.298583][ T521] should_fail+0x3c0/0x510 [ 56.302973][ T521] ? __kernfs_new_node+0x99/0x6e0 [ 56.307974][ T521] __should_failslab+0x9f/0xe0 [ 56.312709][ T521] should_failslab+0x9/0x20 [ 56.317189][ T521] __kmalloc_track_caller+0x5f/0x350 [ 56.322443][ T521] kstrdup_const+0x55/0x90 [ 56.326827][ T521] __kernfs_new_node+0x99/0x6e0 [ 56.331651][ T521] ? stack_trace_save+0x1f0/0x1f0 [ 56.336645][ T521] ? kernfs_new_node+0x170/0x170 [ 56.341558][ T521] ? ptr_to_hashval+0x60/0x60 [ 56.346205][ T521] ? snprintf+0xd6/0x120 [ 56.350427][ T521] kernfs_new_node+0x97/0x170 [ 56.355444][ T521] __kernfs_create_file+0x4a/0x270 [ 56.360539][ T521] cgroup_addrm_files+0xab8/0xfe0 [ 56.365535][ T521] ? cgroup_apply_control_enable+0x734/0x12e0 [ 56.371587][ T521] ? cgroup_apply_control+0x93/0x710 [ 56.376853][ T521] ? cgroup_subtree_control_write+0xd19/0x1310 [ 56.382979][ T521] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 56.389100][ T521] ? delete_node+0x759/0x7b0 [ 56.393667][ T521] ? __kasan_check_read+0x11/0x20 [ 56.398682][ T521] ? delete_node+0x759/0x7b0 [ 56.403253][ T521] ? __kasan_check_write+0x14/0x20 [ 56.408333][ T521] ? __radix_tree_replace+0x246/0x2e0 [ 56.413678][ T521] ? idr_get_next+0x4b0/0x4b0 [ 56.418408][ T521] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 56.423408][ T521] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 56.428576][ T521] css_populate_dir+0x137/0x370 [ 56.433425][ T521] cgroup_apply_control_enable+0x629/0x12e0 [ 56.439299][ T521] cgroup_apply_control+0x93/0x710 [ 56.444385][ T521] ? css_next_child+0x160/0x160 [ 56.449209][ T521] ? dequeue_task_fair+0x7ad/0xb50 [ 56.454294][ T521] ? io_schedule+0x120/0x120 [ 56.458855][ T521] ? kernfs_fop_write_iter+0x15e/0x410 [ 56.464288][ T521] ? __kasan_check_write+0x14/0x20 [ 56.469374][ T521] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 56.474642][ T521] cgroup_subtree_control_write+0xd19/0x1310 [ 56.482072][ T521] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 56.488020][ T521] ? __kasan_check_write+0x14/0x20 [ 56.493107][ T521] ? _copy_from_iter+0x3fb/0xd60 [ 56.498026][ T521] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 56.503981][ T521] cgroup_file_write+0x28e/0x590 [ 56.508895][ T521] ? cgroup_seqfile_stop+0xc0/0xc0 [ 56.513980][ T521] ? mutex_lock+0xa6/0x110 [ 56.518372][ T521] ? mutex_trylock+0xb0/0xb0 [ 56.522950][ T521] ? __kasan_check_write+0x14/0x20 [ 56.528045][ T521] kernfs_fop_write_iter+0x2d0/0x410 [ 56.533305][ T521] ? cgroup_seqfile_stop+0xc0/0xc0 [ 56.538395][ T521] vfs_write+0xc1c/0xf40 [ 56.542610][ T521] ? kernel_write+0x3c0/0x3c0 [ 56.547262][ T521] ? mutex_trylock+0xb0/0xb0 [ 56.551824][ T521] ? __fdget_pos+0x26d/0x310 [ 56.556383][ T521] ? ksys_write+0x77/0x2c0 [ 56.560772][ T521] ksys_write+0x198/0x2c0 [ 56.565073][ T521] ? __ia32_sys_read+0x90/0x90 [ 56.569895][ T521] ? debug_smp_processor_id+0x17/0x20 [ 56.575237][ T521] __x64_sys_write+0x7b/0x90 [ 56.579813][ T521] do_syscall_64+0x34/0x70 [ 56.584200][ T521] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 56.590100][ T521] RIP: 0033:0x7ff6cf7730e9 [ 56.594525][ 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 [ 56.614981][ T521] RSP: 002b:00007ff6cf6c8168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 56.623645][ T521] RAX: ffffffffffffffda RBX: 00007ff6cf886030 RCX: 00007ff6cf7730e9 [ 56.631597][ T521] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 56.639551][ T521] RBP: 00007ff6cf6c81d0 R08: 0000000000000000 R09: 0000000000000000 [ 56.647495][ T521] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 56.655440][ T521] R13: 00007fffa846478f R14: 00007ff6cf6c8300 R15: 0000000000022000 [ 56.664744][ T521] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 56.672101][ T521] !!!! control_disable control_disable ss name cpu [ 56.678645][ T521] !!!! control_disable control_disable ss name memory [ 56.685429][ T521] !!!! control_disable control_disable ss name pids [ 56.692071][ T521] !!!! control_disable kill_css(ffff88811303b400) [ 56.698629][ T521] !!!! control_disable control_disable ss name cpu [ 56.705126][ T521] !!!! control_disable control_disable ss name memory [ 56.711989][ T521] !!!! control_disable control_disable ss name pids [ 56.718577][ T521] !!!! control_disable kill_css(ffff888112cce800) [ 56.725080][ T521] !!!! control_disable control_disable ss name cpu [ 56.731574][ T521] !!!! control_disable control_disable ss name memory [ 56.738339][ T521] !!!! control_disable control_disable ss name pids [ 56.744908][ T521] !!!! control_disable kill_css(ffff888112ccfc00) [ 56.751418][ T521] !!!! control_disable control_disable ss name cpu [ 56.757911][ T521] !!!! control_disable control_disable ss name memory [ 56.764638][ T521] !!!! control_disable control_disable ss name cpu [ 56.771133][ T521] !!!! control_disable control_disable ss name memory [ 56.777881][ T521] !!!! control_disable control_disable ss name cpu [ 56.784348][ T521] !!!! control_disable control_disable ss name memory [ 56.791097][ T521] !!!! control_disable control_disable ss name cpu [ 56.797601][ T521] !!!! control_disable control_disable ss name memory [ 56.804343][ T521] !!!! control_disable control_disable ss name pids [ 56.810984][ T521] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 56.817502][ T372] !!!! css_release_work_fn(ffff888112ec1000) [ 56.823731][ T372] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888112ec1000) [ 56.832238][ C1] !!!! css_killed_ref_fn enqueue(ffff88811303b400) [ 56.838847][ T19] !!!! css_release_work_fn(ffff888112ec0000) [ 56.844896][ T19] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888112ec0000) [ 56.850649][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 56.853547][ T19] !!!! css_free_rwork_fn(ffff888112cb6400) [ 56.860374][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 56.866136][ T19] !!!! css_free_rwork_fn parent (ffff888110346000) [ 56.872868][ C1] !!!! css_killed_ref_fn enqueue(ffff888112cce800) [ 56.872885][ C1] !!!! css_killed_ref_fn enqueue(ffff888112ccfc00) [ 56.873736][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 56.879487][ T19] !!!! css_release_work_fn(ffff888112ec0800) [ 56.879494][ T19] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888112ec0800) [ 56.879502][ T19] !!!! css_killed_work_fn css_put(ffff88811303b400) [ 56.879557][ T19] !!!! css_release enqueue(ffff88811303b400) [ 56.886887][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 56.892868][ T19] !!!! css_killed_work_fn css_put(ffff888112cce800) [ 56.940190][ T19] !!!! css_release enqueue(ffff888112cce800) [ 56.946423][ T372] !!!! css_killed_work_fn css_put(ffff888112ccfc00) [ 56.953176][ T372] !!!! css_release enqueue(ffff888112ccfc00) [ 56.959266][ T513] !!!! css_create css ffff888112f46c00 !!!! [ 56.965187][ T513] !!!! css_create css ffff888112f46400 !!!! [ 56.971242][ T513] !!!! css_create css ffff888112f44400 !!!! [ 56.977130][ T513] FAULT_INJECTION: forcing a failure. [ 56.977130][ T513] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 56.991710][ T513] CPU: 1 PID: 513 Comm: syz-executor.1 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 57.001866][ T513] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.011987][ T513] Call Trace: [ 57.015468][ T513] dump_stack_lvl+0x1e2/0x24b [ 57.020119][ T513] ? bfq_pos_tree_add_move+0x43e/0x43e [ 57.025548][ T513] ? vsnprintf+0x1bfd/0x1cd0 [ 57.030110][ T513] dump_stack+0x15/0x17 [ 57.034236][ T513] should_fail+0x3c0/0x510 [ 57.038643][ T513] should_fail_alloc_page+0x50/0x60 [ 57.043828][ T513] __alloc_pages_nodemask+0x1c0/0x890 [ 57.049172][ T513] ? pcpu_next_fit_region+0x763/0x8e0 [ 57.054923][ T513] ? gfp_pfmemalloc_allowed+0x120/0x120 [ 57.060445][ T513] ? pcpu_alloc_area+0x7ab/0x900 [ 57.065439][ T513] ? pcpu_memcg_post_alloc_hook+0x1c8/0x340 [ 57.071305][ T513] allocate_slab+0x78/0x540 [ 57.075783][ T513] ___slab_alloc+0x131/0x2e0 [ 57.080345][ T513] ? percpu_ref_init+0xd0/0x330 [ 57.085162][ T513] __slab_alloc+0x63/0xa0 [ 57.089476][ T513] ? percpu_ref_init+0xd0/0x330 [ 57.094309][ T513] kmem_cache_alloc_trace+0x20e/0x330 [ 57.099657][ T513] ? percpu_ref_init+0xd0/0x330 [ 57.104479][ T513] percpu_ref_init+0xd0/0x330 [ 57.109128][ T513] ? cgroup_setup_root+0xea0/0xea0 [ 57.114212][ T513] cgroup_apply_control_enable+0x734/0x12e0 [ 57.120082][ T513] cgroup_apply_control+0x93/0x710 [ 57.125163][ T513] ? css_next_child+0x160/0x160 [ 57.129986][ T513] ? io_schedule+0x120/0x120 [ 57.134549][ T513] ? kernfs_fop_write_iter+0x15e/0x410 [ 57.139989][ T513] ? __kasan_check_write+0x14/0x20 [ 57.145069][ T513] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 57.150325][ T513] cgroup_subtree_control_write+0xd19/0x1310 [ 57.156285][ T513] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 57.162237][ T513] ? __kasan_check_write+0x14/0x20 [ 57.167321][ T513] ? _copy_from_iter+0x3fb/0xd60 [ 57.172227][ T513] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 57.178187][ T513] cgroup_file_write+0x28e/0x590 [ 57.183094][ T513] ? cgroup_seqfile_stop+0xc0/0xc0 [ 57.188179][ T513] ? mutex_lock+0xa6/0x110 [ 57.192569][ T513] ? mutex_trylock+0xb0/0xb0 [ 57.197139][ T513] ? __kasan_check_write+0x14/0x20 [ 57.202221][ T513] kernfs_fop_write_iter+0x2d0/0x410 [ 57.207478][ T513] ? cgroup_seqfile_stop+0xc0/0xc0 [ 57.212567][ T513] vfs_write+0xc1c/0xf40 [ 57.216784][ T513] ? kernel_write+0x3c0/0x3c0 [ 57.221433][ T513] ? mutex_trylock+0xb0/0xb0 [ 57.226005][ T513] ? __fdget_pos+0x26d/0x310 [ 57.230569][ T513] ? ksys_write+0x77/0x2c0 [ 57.234969][ T513] ksys_write+0x198/0x2c0 [ 57.239273][ T513] ? __ia32_sys_read+0x90/0x90 [ 57.244009][ T513] ? debug_smp_processor_id+0x17/0x20 [ 57.249352][ T513] __x64_sys_write+0x7b/0x90 [ 57.253917][ T513] do_syscall_64+0x34/0x70 [ 57.258308][ T513] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 57.264187][ T513] RIP: 0033:0x7f7b4170e0e9 [ 57.268591][ T513] 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 [ 57.288186][ T513] RSP: 002b:00007f7b41684168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 57.296600][ T513] RAX: ffffffffffffffda RBX: 00007f7b41820f60 RCX: 00007f7b4170e0e9 [ 57.304555][ T513] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 57.312528][ T513] RBP: 00007f7b416841d0 R08: 0000000000000000 R09: 0000000000000000 [ 57.321178][ T513] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 57.329129][ T513] R13: 00007fff5312d57f R14: 00007f7b41684300 R15: 0000000000022000 [ 57.337600][ T513] !!!! css_create css ffff8881131f8400 !!!! [ 57.343608][ T513] !!!! css_create css ffff888113182400 !!!! [ 57.349771][ T513] !!!! css_create css ffff888113180400 !!!! [ 57.355785][ T513] !!!! put_css_set_locked css_put(ffff8881100e0400) [ 57.362429][ T513] !!!! put_css_set_locked css_put(ffff88811f30d800) [ 57.369068][ T513] !!!! put_css_set_locked css_put(ffff8881100b9400) [ 57.375816][ T513] !!!! put_css_set_locked css_put(ffff88810ffb9400) [ 57.382466][ T513] !!!! put_css_set_locked css_put(ffff888110344000) [ 57.389554][ T513] !!!! put_css_set_locked css_put(ffff8881101dae00) [ 57.396206][ T513] !!!! put_css_set_locked css_put(ffff88811014f200) [ 57.402866][ T513] !!!! put_css_set_locked css_put(ffff888100126400) [ 57.409513][ T513] !!!! put_css_set_locked cgroup_put(self ffff888110346000) [ 57.417040][ T513] !!!! put_css_set_locked cgroup_put(self ffff88811045c000) [ 57.424389][ T513] !!!! put_css_set_locked cgroup_put(self ffff88811045a000) [ 57.432160][ T513] !!!! control_disable control_disable ss name cpu [ 57.438822][ T513] !!!! control_disable control_disable ss name memory [ 57.445604][ T513] !!!! control_disable control_disable ss name pids [ 57.452468][ T513] !!!! control_disable control_disable ss name cpu [ 57.459113][ T513] !!!! control_disable control_disable ss name memory [ 57.466413][ T513] !!!! control_disable control_disable ss name pids [ 57.473060][ T513] !!!! control_disable control_disable ss name cpu [ 57.479612][ T513] !!!! control_disable control_disable ss name memory [ 57.486373][ T513] !!!! control_disable control_disable ss name pids [ 57.493006][ T513] !!!! control_disable control_disable ss name cpu [ 57.499541][ T513] !!!! control_disable control_disable ss name memory [ 57.506302][ T513] !!!! control_disable control_disable ss name pids [ 57.512917][ T513] !!!! control_disable control_disable ss name cpu [ 57.519632][ T513] !!!! control_disable control_disable ss name memory [ 57.526398][ T513] !!!! control_disable control_disable ss name pids [ 57.533065][ T513] !!!! control_disable control_disable ss name cpu [ 57.539597][ T513] !!!! control_disable control_disable ss name memory [ 57.546358][ T513] !!!! control_disable control_disable ss name pids [ 57.552996][ T513] !!!! control_disable control_disable ss name cpu [ 57.559540][ T513] !!!! control_disable control_disable ss name memory [ 57.566319][ T513] !!!! control_disable control_disable ss name pids [ 57.573056][ T530] !!!! put_css_set_locked css_put(ffff88811f331400) [ 57.573107][ T513] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 57.579726][ T530] !!!! put_css_set_locked css_put(ffff88811f30dc00) [ 57.579732][ T530] !!!! put_css_set_locked css_put(ffff88810418e400) [ 57.579736][ T530] !!!! put_css_set_locked css_put(ffff88811f337800) [ 57.579740][ T530] !!!! put_css_set_locked css_put(ffff888101de0000) [ 57.579744][ T530] !!!! put_css_set_locked css_put(ffff88811f30e400) [ 57.579748][ T530] !!!! put_css_set_locked css_put(ffff88811f30e200) [ 57.579752][ T530] !!!! put_css_set_locked css_put(ffff888112f46c00) [ 57.579756][ T530] !!!! put_css_set_locked cgroup_put(self ffff888101de4000) [ 57.579769][ T530] !!!! put_css_set_locked cgroup_put(self ffff888104996000) [ 57.647549][ T530] !!!! put_css_set_locked cgroup_put(self ffff8881047f8000) [ 57.654912][ T530] !!!! put_css_set_locked css_put(ffff88810fa6a000) [ 57.661555][ T530] !!!! put_css_set_locked css_put(ffff88811f30d600) [ 57.668197][ T530] !!!! put_css_set_locked css_put(ffff88810f94aa00) [ 57.674841][ T530] !!!! put_css_set_locked css_put(ffff88810fcad000) [ 57.681568][ T530] !!!! put_css_set_locked css_put(ffff88810f5ca000) [ 57.688226][ T530] !!!! put_css_set_locked css_put(ffff88810f94bc00) [ 57.694876][ T530] !!!! put_css_set_locked css_put(ffff88810f94a000) [ 57.701535][ T530] !!!! put_css_set_locked css_put(ffff888112f46400) [ 57.708178][ T530] !!!! put_css_set_locked cgroup_put(self ffff88810f5cc000) [ 57.715516][ T530] !!!! put_css_set_locked cgroup_put(self ffff88810fb2e000) [ 57.722853][ T530] !!!! put_css_set_locked cgroup_put(self ffff88810f5ce000) [ 57.730193][ T530] !!!! put_css_set_locked css_put(ffff8881100e0400) [ 57.736835][ T530] !!!! put_css_set_locked css_put(ffff88811f30d800) [ 57.743501][ T530] !!!! put_css_set_locked css_put(ffff8881100b9400) [ 57.750147][ T530] !!!! put_css_set_locked css_put(ffff88810ffb9400) [ 57.756975][ T530] !!!! put_css_set_locked css_put(ffff888110344000) [ 57.763622][ T530] !!!! put_css_set_locked css_put(ffff8881101dae00) [ 57.770266][ T530] !!!! put_css_set_locked css_put(ffff88811014f200) [ 57.776925][ T530] !!!! put_css_set_locked css_put(ffff888112f44400) [ 57.783587][ T530] !!!! put_css_set_locked cgroup_put(self ffff888110346000) [ 57.790941][ T530] !!!! put_css_set_locked cgroup_put(self ffff88811045c000) [ 57.798302][ T530] !!!! put_css_set_locked cgroup_put(self ffff88811045a000) [ 57.805662][ T530] !!!! put_css_set_locked css_put(ffff888111221c00) [ 57.812309][ T530] !!!! put_css_set_locked css_put(ffff8881108e1e00) [ 57.818966][ T530] !!!! put_css_set_locked css_put(ffff88811033d400) [ 57.825840][ T530] !!!! put_css_set_locked css_put(ffff888111782400) [ 57.832490][ T530] !!!! put_css_set_locked css_put(ffff8881105bc000) [ 57.839150][ T530] !!!! put_css_set_locked css_put(ffff88811033be00) [ 57.846404][ T530] !!!! put_css_set_locked css_put(ffff88811033b200) [ 57.853051][ T530] !!!! put_css_set_locked css_put(ffff8881131f8400) [ 57.859696][ T530] !!!! put_css_set_locked cgroup_put(self ffff8881105e8000) [ 57.867072][ T530] !!!! put_css_set_locked cgroup_put(self ffff8881116b8000) [ 57.874425][ T530] !!!! put_css_set_locked cgroup_put(self ffff88811107c000) [ 57.881763][ T530] !!!! put_css_set_locked css_put(ffff888110af3000) [ 57.888403][ T530] !!!! put_css_set_locked css_put(ffff8881108e1a00) [ 57.895040][ T530] !!!! put_css_set_locked css_put(ffff88811014c800) [ 57.901676][ T530] !!!! put_css_set_locked css_put(ffff888111437400) [ 57.908312][ T530] !!!! put_css_set_locked css_put(ffff8881106ee000) [ 57.914948][ T530] !!!! put_css_set_locked css_put(ffff88811014d600) [ 57.921587][ T530] !!!! put_css_set_locked css_put(ffff88811014a400) [ 57.928223][ T530] !!!! put_css_set_locked css_put(ffff888113182400) [ 57.934862][ T530] !!!! put_css_set_locked cgroup_put(self ffff8881105b8000) [ 57.942202][ T530] !!!! put_css_set_locked cgroup_put(self ffff8881105ba000) [ 57.949538][ T530] !!!! put_css_set_locked cgroup_put(self ffff8881105be000) [ 57.956875][ T530] !!!! put_css_set_locked css_put(ffff8881100e3800) [ 57.963518][ T530] !!!! put_css_set_locked css_put(ffff88811f30ca00) [ 57.970329][ T530] !!!! put_css_set_locked css_put(ffff88811033d200) [ 57.976977][ T530] !!!! put_css_set_locked css_put(ffff8881114a8400) [ 57.983634][ T530] !!!! put_css_set_locked css_put(ffff888111180000) [ 57.990278][ T530] !!!! put_css_set_locked css_put(ffff88811014b800) [ 57.996925][ T530] !!!! put_css_set_locked css_put(ffff88811014a600) 2022/06/07 03:59:48 executed programs: 38 [ 58.003565][ T530] !!!! put_css_set_locked css_put(ffff888113180400) [ 58.010210][ T530] !!!! put_css_set_locked cgroup_put(self ffff888111182000) [ 58.017557][ T530] !!!! put_css_set_locked cgroup_put(self ffff8881111e4000) [ 58.024894][ T530] !!!! put_css_set_locked cgroup_put(self ffff888110bca000) [ 58.034148][ T530] !!!! control_disable control_disable ss name cpu [ 58.040746][ T530] !!!! control_disable control_disable ss name memory [ 58.047552][ T530] !!!! control_disable control_disable ss name pids [ 58.054413][ T530] !!!! control_disable kill_css(ffff888112f46c00) [ 58.057960][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 58.068655][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 58.071478][ T530] !!!! control_disable control_disable ss name cpu [ 58.076395][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 58.082370][ T530] !!!! control_disable control_disable ss name memory [ 58.089665][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 58.095691][ T530] !!!! control_disable control_disable ss name pids [ 58.102478][ C0] !!!! css_killed_ref_fn enqueue(ffff888112f46c00) [ 58.115650][ T530] !!!! control_disable kill_css(ffff888112f46400) [ 58.122302][ T530] !!!! control_disable control_disable ss name cpu [ 58.128835][ T530] !!!! control_disable control_disable ss name memory [ 58.136176][ T530] !!!! control_disable control_disable ss name pids [ 58.142855][ T530] !!!! control_disable kill_css(ffff888112f44400) [ 58.149462][ T530] !!!! control_disable control_disable ss name cpu [ 58.155946][ T530] !!!! control_disable control_disable ss name memory [ 58.162844][ T530] !!!! control_disable control_disable ss name pids [ 58.169424][ C0] !!!! css_killed_ref_fn enqueue(ffff888112f46400) [ 58.176090][ T530] !!!! control_disable kill_css(ffff8881131f8400) [ 58.182721][ T530] !!!! control_disable control_disable ss name cpu [ 58.189246][ C0] !!!! css_killed_ref_fn enqueue(ffff888112f44400) [ 58.195915][ T530] !!!! control_disable control_disable ss name memory [ 58.202731][ T530] !!!! control_disable control_disable ss name pids [ 58.209389][ T530] !!!! control_disable kill_css(ffff888113182400) [ 58.215895][ T530] !!!! control_disable control_disable ss name cpu [ 58.222381][ C0] !!!! css_killed_ref_fn enqueue(ffff8881131f8400) [ 58.228974][ T530] !!!! control_disable control_disable ss name memory [ 58.235740][ T530] !!!! control_disable control_disable ss name pids [ 58.242349][ T530] !!!! control_disable kill_css(ffff888113180400) [ 58.248874][ T530] !!!! control_disable control_disable ss name cpu [ 58.255345][ T530] !!!! control_disable control_disable ss name memory [ 58.262656][ T530] !!!! control_disable control_disable ss name pids [ 58.269291][ T530] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 58.275802][ T19] !!!! css_release_work_fn(ffff88811303b400) [ 58.275952][ C0] !!!! css_killed_ref_fn enqueue(ffff888113182400) [ 58.282265][ T19] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff88811303b400) [ 58.288468][ T441] !!!! css_killed_work_fn css_put(ffff888112f46c00) [ 58.288488][ T441] !!!! css_release enqueue(ffff888112f46c00) [ 58.288504][ T441] !!!! css_killed_work_fn css_put(ffff888112f46400) [ 58.288508][ T441] !!!! css_release enqueue(ffff888112f46400) [ 58.288516][ T441] !!!! css_killed_work_fn css_put(ffff888112f44400) [ 58.288521][ T441] !!!! css_release enqueue(ffff888112f44400) [ 58.288529][ T441] !!!! css_killed_work_fn css_put(ffff8881131f8400) [ 58.288534][ T441] !!!! css_release enqueue(ffff8881131f8400) [ 58.288542][ T441] !!!! css_killed_work_fn css_put(ffff888113182400) [ 58.288546][ T441] !!!! css_release enqueue(ffff888113182400) [ 58.288558][ T441] !!!! css_release_work_fn(ffff888112f46c00) [ 58.297354][ C0] !!!! css_killed_ref_fn enqueue(ffff888113180400) [ 58.297890][ T19] !!!! css_free_rwork_fn(ffff888112ec1000) [ 58.304423][ T441] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888112f46c00) [ 58.311842][ T19] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 58.318439][ T45] !!!! css_release_work_fn(ffff888112f46400) [ 58.401747][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 58.408779][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 58.409707][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 58.416573][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 58.427064][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 58.430022][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 58.438153][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 58.446228][ T45] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888112f46400) [ 58.450837][ T19] !!!! css_release_work_fn(ffff888112cce800) [ 58.460131][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 58.465845][ T19] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888112cce800) [ 58.472780][ T45] !!!! css_release_work_fn(ffff888112f44400) [ 58.481048][ T19] !!!! css_free_rwork_fn(ffff888112ec0000) [ 58.487774][ T45] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888112f44400) [ 58.494194][ T19] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 58.501761][ T45] !!!! css_release_work_fn(ffff8881131f8400) [ 58.507983][ T19] !!!! css_free_rwork_fn(ffff888112ec0800) [ 58.514114][ T45] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff8881131f8400) [ 58.520220][ T19] !!!! css_free_rwork_fn parent (ffff888110346000) [ 58.528473][ T45] !!!! css_release_work_fn(ffff888113182400) [ 58.540889][ T45] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888113182400) [ 58.540902][ T19] !!!! css_release_work_fn(ffff888112ccfc00) [ 58.555335][ T19] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888112ccfc00) [ 58.555350][ T45] !!!! css_killed_work_fn css_put(ffff888113180400) [ 58.570389][ T19] !!!! css_free_rwork_fn(ffff88811303b400) [ 58.570750][ T45] !!!! css_release enqueue(ffff888113180400) [ 58.582443][ T19] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 58.582596][ T537] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 58.589460][ T19] !!!! css_free_rwork_fn(ffff888112cce800) [ 58.595556][ T531] !!!! css_create css ffff88811378e400 !!!! [ 58.601587][ T19] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 58.607608][ T45] !!!! css_free_rwork_fn(ffff888112f46c00) [ 58.617300][ T539] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 58.620202][ T531] !!!! css_create css ffff88811378cc00 !!!! [ 58.626655][ T19] !!!! css_free_rwork_fn(ffff888112ccfc00) [ 58.632538][ T45] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 58.638310][ T19] !!!! css_free_rwork_fn parent (ffff888110346000) [ 58.646532][ T531] !!!! css_create css ffff88811378d400 !!!! [ 58.658826][ T45] !!!! css_free_rwork_fn(ffff888112f46400) [ 58.664943][ T45] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 58.667308][ T531] FAULT_INJECTION: forcing a failure. [ 58.667308][ T531] name failslab, interval 1, probability 0, space 0, times 0 [ 58.671542][ T45] !!!! css_free_rwork_fn(ffff888112f44400) [ 58.684485][ T531] CPU: 1 PID: 531 Comm: syz-executor.2 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 58.689976][ T45] !!!! css_free_rwork_fn parent (ffff888110346000) [ 58.700077][ T531] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.700082][ T531] Call Trace: [ 58.700098][ T531] dump_stack_lvl+0x1e2/0x24b [ 58.700113][ T531] ? bfq_pos_tree_add_move+0x43e/0x43e [ 58.706671][ T45] !!!! css_free_rwork_fn(ffff8881131f8400) [ 58.716866][ T531] ? find_next_bit+0xd6/0x120 [ 58.716875][ T531] ? cpumask_next+0x11/0x30 [ 58.716890][ T531] dump_stack+0x15/0x17 [ 58.720157][ T45] !!!! css_free_rwork_fn parent (ffff8881105e8000) [ 58.724801][ T531] should_fail+0x3c0/0x510 [ 58.763411][ T531] ? percpu_ref_init+0xd0/0x330 [ 58.768239][ T531] __should_failslab+0x9f/0xe0 [ 58.772977][ T531] should_failslab+0x9/0x20 [ 58.777456][ T531] kmem_cache_alloc_trace+0x3a/0x330 [ 58.782712][ T531] percpu_ref_init+0xd0/0x330 [ 58.787361][ T531] ? cgroup_setup_root+0xea0/0xea0 [ 58.792449][ T531] cgroup_apply_control_enable+0x734/0x12e0 [ 58.798313][ T531] cgroup_apply_control+0x93/0x710 [ 58.803457][ T531] ? css_next_child+0x160/0x160 [ 58.808320][ T531] ? set_next_entity+0xc5/0x390 [ 58.813153][ T531] ? io_schedule+0x120/0x120 [ 58.817719][ T531] ? kernfs_fop_write_iter+0x15e/0x410 [ 58.823155][ T531] ? __kasan_check_write+0x14/0x20 [ 58.828249][ T531] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 58.833508][ T531] cgroup_subtree_control_write+0xd19/0x1310 [ 58.839467][ T531] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 58.845426][ T531] ? __kasan_check_write+0x14/0x20 [ 58.850516][ T531] ? _copy_from_iter+0x3fb/0xd60 [ 58.855436][ T531] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 58.861386][ T531] cgroup_file_write+0x28e/0x590 [ 58.866296][ T531] ? cgroup_seqfile_stop+0xc0/0xc0 [ 58.871547][ T531] ? mutex_lock+0xa6/0x110 [ 58.875931][ T531] ? mutex_trylock+0xb0/0xb0 [ 58.880499][ T531] ? __kasan_check_write+0x14/0x20 [ 58.885581][ T531] kernfs_fop_write_iter+0x2d0/0x410 [ 58.890835][ T531] ? cgroup_seqfile_stop+0xc0/0xc0 [ 58.895916][ T531] vfs_write+0xc1c/0xf40 [ 58.900136][ T531] ? kernel_write+0x3c0/0x3c0 [ 58.904781][ T531] ? mutex_trylock+0xb0/0xb0 [ 58.909343][ T531] ? __fdget_pos+0x26d/0x310 [ 58.913900][ T531] ? ksys_write+0x77/0x2c0 [ 58.918296][ T531] ksys_write+0x198/0x2c0 [ 58.922594][ T531] ? __ia32_sys_read+0x90/0x90 [ 58.927329][ T531] ? debug_smp_processor_id+0x17/0x20 [ 58.932676][ T531] __x64_sys_write+0x7b/0x90 [ 58.937239][ T531] do_syscall_64+0x34/0x70 [ 58.941633][ T531] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 58.947492][ T531] RIP: 0033:0x7f523502c0e9 [ 58.951893][ T531] 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 [ 58.971553][ T531] RSP: 002b:00007f5234f81168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 58.979932][ T531] RAX: ffffffffffffffda RBX: 00007f523513f030 RCX: 00007f523502c0e9 [ 58.987874][ T531] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 58.995813][ T531] RBP: 00007f5234f811d0 R08: 0000000000000000 R09: 0000000000000000 [ 59.003763][ T531] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 59.011703][ T531] R13: 00007fff10f3cfff R14: 00007f5234f81300 R15: 0000000000022000 [ 59.021033][ T531] !!!! css_create rcu_enqueue(ffff88811378d400) !!!! [ 59.027794][ T531] !!!! control_disable control_disable ss name cpu [ 59.034280][ T531] !!!! control_disable control_disable ss name memory [ 59.041193][ T531] !!!! control_disable control_disable ss name pids [ 59.047858][ T531] !!!! control_disable kill_css(ffff88811378e400) [ 59.054359][ T531] !!!! control_disable control_disable ss name cpu [ 59.061063][ T531] !!!! control_disable control_disable ss name memory [ 59.067926][ T531] !!!! control_disable control_disable ss name pids [ 59.074517][ T531] !!!! control_disable kill_css(ffff88811378cc00) [ 59.081102][ T531] !!!! control_disable control_disable ss name cpu [ 59.087635][ T531] !!!! control_disable control_disable ss name memory [ 59.094397][ T531] !!!! control_disable control_disable ss name cpu [ 59.100900][ C0] !!!! css_killed_ref_fn enqueue(ffff88811378e400) [ 59.107531][ T531] !!!! control_disable control_disable ss name memory [ 59.114301][ T531] !!!! control_disable control_disable ss name cpu [ 59.120826][ T531] !!!! control_disable control_disable ss name memory [ 59.127596][ C0] !!!! css_killed_ref_fn enqueue(ffff88811378cc00) [ 59.134192][ T531] !!!! control_disable control_disable ss name cpu [ 59.140718][ T531] !!!! control_disable control_disable ss name memory [ 59.147495][ T531] !!!! control_disable control_disable ss name cpu [ 59.153993][ T531] !!!! control_disable control_disable ss name memory [ 59.160779][ T531] !!!! control_disable control_disable ss name pids [ 59.167401][ T531] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 59.173910][ T45] !!!! css_release_work_fn(ffff888113180400) [ 59.180011][ T45] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888113180400) [ 59.188363][ T45] !!!! css_free_rwork_fn(ffff888113182400) [ 59.193358][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 59.194237][ T45] !!!! css_free_rwork_fn parent (ffff8881105b8000) [ 59.194263][ T45] !!!! css_free_rwork_fn(ffff88811378d400) [ 59.208765][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 59.213649][ T45] !!!! css_free_rwork_fn parent (ffff888110346000) [ 59.213661][ T45] !!!! css_killed_work_fn css_put(ffff88811378e400) [ 59.213708][ T45] !!!! css_release enqueue(ffff88811378e400) [ 59.226774][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 59.227185][ T45] !!!! css_killed_work_fn css_put(ffff88811378cc00) [ 59.234534][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 59.239929][ T45] !!!! css_release enqueue(ffff88811378cc00) [ 59.266331][ T551] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 59.272962][ T549] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 59.277507][ T553] !!!! css_create css ffff888111253800 !!!! [ 59.285380][ T553] !!!! css_create css ffff888111253000 !!!! [ 59.291328][ T553] !!!! css_create css ffff888111251c00 !!!! [ 59.297211][ T553] FAULT_INJECTION: forcing a failure. [ 59.297211][ T553] name failslab, interval 1, probability 0, space 0, times 0 [ 59.310533][ T553] CPU: 1 PID: 553 Comm: syz-executor.3 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 59.320677][ T553] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.330708][ T553] Call Trace: [ 59.333975][ T553] dump_stack_lvl+0x1e2/0x24b [ 59.338633][ T553] ? bfq_pos_tree_add_move+0x43e/0x43e [ 59.344066][ T553] ? serial8250_console_write+0xae0/0xe60 [ 59.349757][ T553] ? record_print_text+0x266/0x420 [ 59.354843][ T553] dump_stack+0x15/0x17 [ 59.358968][ T553] should_fail+0x3c0/0x510 [ 59.363363][ T553] ? __kernfs_new_node+0x99/0x6e0 [ 59.368371][ T553] __should_failslab+0x9f/0xe0 [ 59.373125][ T553] should_failslab+0x9/0x20 [ 59.377608][ T553] __kmalloc_track_caller+0x5f/0x350 [ 59.382866][ T553] kstrdup_const+0x55/0x90 [ 59.387274][ T553] __kernfs_new_node+0x99/0x6e0 [ 59.392110][ T553] ? stack_trace_save+0x1f0/0x1f0 [ 59.397109][ T553] ? kernfs_new_node+0x170/0x170 [ 59.402021][ T553] ? ptr_to_hashval+0x60/0x60 [ 59.406851][ T553] ? snprintf+0xd6/0x120 [ 59.411069][ T553] kernfs_new_node+0x97/0x170 [ 59.415719][ T553] __kernfs_create_file+0x4a/0x270 [ 59.420802][ T553] cgroup_addrm_files+0xab8/0xfe0 [ 59.425818][ T553] ? cgroup_apply_control_enable+0x734/0x12e0 [ 59.431874][ T553] ? cgroup_apply_control+0x93/0x710 [ 59.437154][ T553] ? cgroup_subtree_control_write+0xd19/0x1310 [ 59.443381][ T553] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 59.449513][ T553] ? delete_node+0x759/0x7b0 [ 59.454095][ T553] ? __kasan_check_read+0x11/0x20 [ 59.459095][ T553] ? delete_node+0x759/0x7b0 [ 59.463665][ T553] ? __kasan_check_write+0x14/0x20 [ 59.468754][ T553] ? __radix_tree_replace+0x246/0x2e0 [ 59.474114][ T553] ? idr_get_next+0x4b0/0x4b0 [ 59.478782][ T553] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 59.483786][ T553] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 59.488976][ T553] css_populate_dir+0x137/0x370 [ 59.493804][ T553] cgroup_apply_control_enable+0x629/0x12e0 [ 59.499674][ T553] cgroup_apply_control+0x93/0x710 [ 59.504777][ T553] ? css_next_child+0x160/0x160 [ 59.509690][ T553] ? set_next_entity+0xc5/0x390 [ 59.514541][ T553] ? io_schedule+0x120/0x120 [ 59.519118][ T553] ? kernfs_fop_write_iter+0x15e/0x410 [ 59.524549][ T553] ? __kasan_check_write+0x14/0x20 [ 59.529636][ T553] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 59.534902][ T553] cgroup_subtree_control_write+0xd19/0x1310 [ 59.540869][ T553] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 59.546837][ T553] ? __kasan_check_write+0x14/0x20 [ 59.551943][ T553] ? _copy_from_iter+0x3fb/0xd60 [ 59.556945][ T553] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 59.562898][ T553] cgroup_file_write+0x28e/0x590 [ 59.567820][ T553] ? cgroup_seqfile_stop+0xc0/0xc0 [ 59.572903][ T553] ? mutex_lock+0xa6/0x110 [ 59.577294][ T553] ? mutex_trylock+0xb0/0xb0 [ 59.581877][ T553] ? __kasan_check_write+0x14/0x20 [ 59.586962][ T553] kernfs_fop_write_iter+0x2d0/0x410 [ 59.592223][ T553] ? cgroup_seqfile_stop+0xc0/0xc0 [ 59.597310][ T553] vfs_write+0xc1c/0xf40 [ 59.601529][ T553] ? kernel_write+0x3c0/0x3c0 [ 59.607109][ T553] ? mutex_trylock+0xb0/0xb0 [ 59.611675][ T553] ? __fdget_pos+0x26d/0x310 [ 59.616236][ T553] ? ksys_write+0x77/0x2c0 [ 59.620632][ T553] ksys_write+0x198/0x2c0 [ 59.624935][ T553] ? __ia32_sys_read+0x90/0x90 [ 59.629677][ T553] ? debug_smp_processor_id+0x17/0x20 [ 59.635027][ T553] __x64_sys_write+0x7b/0x90 [ 59.639592][ T553] do_syscall_64+0x34/0x70 [ 59.643984][ T553] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 59.649934][ T553] RIP: 0033:0x7ff6cf7730e9 [ 59.654345][ T553] 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 [ 59.674026][ T553] RSP: 002b:00007ff6cf6c8168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 59.682417][ T553] RAX: ffffffffffffffda RBX: 00007ff6cf886030 RCX: 00007ff6cf7730e9 [ 59.690373][ T553] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 59.698331][ T553] RBP: 00007ff6cf6c81d0 R08: 0000000000000000 R09: 0000000000000000 [ 59.706275][ T553] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 59.714221][ T553] R13: 00007fffa846478f R14: 00007ff6cf6c8300 R15: 0000000000022000 [ 59.722595][ T553] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 59.729969][ T553] !!!! control_disable control_disable ss name cpu [ 59.736499][ T553] !!!! control_disable control_disable ss name memory [ 59.743446][ T553] !!!! control_disable control_disable ss name pids [ 59.750163][ T553] !!!! control_disable kill_css(ffff888111253800) [ 59.756713][ T553] !!!! control_disable control_disable ss name cpu [ 59.763247][ T553] !!!! control_disable control_disable ss name memory [ 59.770023][ T553] !!!! control_disable control_disable ss name pids [ 59.776599][ T553] !!!! control_disable kill_css(ffff888111253000) [ 59.783176][ T553] !!!! control_disable control_disable ss name cpu [ 59.789694][ C1] !!!! css_killed_ref_fn enqueue(ffff888111253800) [ 59.796293][ T553] !!!! control_disable control_disable ss name memory [ 59.803066][ T553] !!!! control_disable control_disable ss name pids [ 59.809646][ T553] !!!! control_disable kill_css(ffff888111251c00) [ 59.816138][ T553] !!!! control_disable control_disable ss name cpu [ 59.822628][ T553] !!!! control_disable control_disable ss name memory [ 59.829386][ T553] !!!! control_disable control_disable ss name cpu [ 59.836047][ T553] !!!! control_disable control_disable ss name memory [ 59.842812][ T553] !!!! control_disable control_disable ss name cpu [ 59.849312][ T553] !!!! control_disable control_disable ss name memory [ 59.856041][ T553] !!!! control_disable control_disable ss name cpu [ 59.862579][ T553] !!!! control_disable control_disable ss name memory [ 59.869344][ T553] !!!! control_disable control_disable ss name pids [ 59.875923][ T553] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 59.876083][ T45] !!!! css_release_work_fn(ffff88811378e400) [ 59.882460][ C1] !!!! css_killed_ref_fn enqueue(ffff888111253000) [ 59.889722][ T45] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff88811378e400) [ 59.895098][ T24] !!!! css_killed_work_fn css_put(ffff888111253800) [ 59.904531][ T441] !!!! css_free_rwork_fn(ffff888113180400) [ 59.910205][ C1] !!!! css_killed_ref_fn enqueue(ffff888111251c00) [ 59.910472][ T24] !!!! css_release enqueue(ffff888111253800) [ 59.916359][ T441] !!!! css_free_rwork_fn parent (ffff888111182000) [ 59.923432][ T24] !!!! css_killed_work_fn css_put(ffff888111253000) [ 59.930766][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 59.939244][ T24] !!!! css_release enqueue(ffff888111253000) [ 59.942368][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 59.949282][ T24] !!!! css_killed_work_fn css_put(ffff888111251c00) [ 59.955282][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 59.962037][ T24] !!!! css_release enqueue(ffff888111251c00) [ 59.969716][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 59.975561][ T24] !!!! css_release_work_fn(ffff888111253800) [ 59.983593][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 59.990173][ T24] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888111253800) [ 59.994445][ T45] !!!! css_release_work_fn(ffff88811378cc00) [ 60.001825][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 60.011947][ T540] !!!! css_create css ffff888113c1ac00 !!!! [ 60.016007][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 60.022668][ T45] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff88811378cc00) [ 60.028902][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 60.035293][ T540] !!!! css_create css ffff888113c1a000 !!!! [ 60.056416][ T441] !!!! css_free_rwork_fn(ffff88811378e400) [ 60.057508][ T540] FAULT_INJECTION: forcing a failure. [ 60.057508][ T540] name failslab, interval 1, probability 0, space 0, times 0 [ 60.063217][ T441] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 60.074997][ T540] CPU: 1 PID: 540 Comm: syz-executor.0 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 60.081813][ T45] !!!! css_free_rwork_fn(ffff88811378cc00) [ 60.091593][ T540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.091598][ T540] Call Trace: [ 60.091615][ T540] dump_stack_lvl+0x1e2/0x24b [ 60.091623][ T540] ? panic+0x7d7/0x7d7 [ 60.091639][ T540] ? bfq_pos_tree_add_move+0x43e/0x43e [ 60.097869][ T45] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 60.107536][ T540] dump_stack+0x15/0x17 [ 60.107546][ T540] should_fail+0x3c0/0x510 [ 60.107562][ T540] ? pids_css_alloc+0x4e/0x120 [ 60.144934][ T540] __should_failslab+0x9f/0xe0 [ 60.149677][ T540] should_failslab+0x9/0x20 [ 60.154588][ T540] kmem_cache_alloc_trace+0x3a/0x330 [ 60.159848][ T540] pids_css_alloc+0x4e/0x120 [ 60.164417][ T540] cgroup_apply_control_enable+0x6d9/0x12e0 [ 60.170283][ T540] cgroup_apply_control+0x93/0x710 [ 60.175363][ T540] ? css_next_child+0x160/0x160 [ 60.180198][ T540] ? dequeue_task_fair+0x7ad/0xb50 [ 60.185285][ T540] ? io_schedule+0x120/0x120 [ 60.189849][ T540] ? kernfs_fop_write_iter+0x15e/0x410 [ 60.195289][ T540] ? __kasan_check_write+0x14/0x20 [ 60.200374][ T540] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 60.205648][ T540] cgroup_subtree_control_write+0xd19/0x1310 [ 60.211687][ T540] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 60.217652][ T540] ? __kasan_check_write+0x14/0x20 [ 60.222736][ T540] ? _copy_from_iter+0x3fb/0xd60 [ 60.227653][ T540] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 60.233614][ T540] cgroup_file_write+0x28e/0x590 [ 60.238537][ T540] ? cgroup_seqfile_stop+0xc0/0xc0 [ 60.243619][ T540] ? mutex_lock+0xa6/0x110 [ 60.248006][ T540] ? mutex_trylock+0xb0/0xb0 [ 60.252655][ T540] ? __kasan_check_write+0x14/0x20 [ 60.257743][ T540] kernfs_fop_write_iter+0x2d0/0x410 [ 60.263003][ T540] ? cgroup_seqfile_stop+0xc0/0xc0 [ 60.268085][ T540] vfs_write+0xc1c/0xf40 [ 60.272301][ T540] ? kernel_write+0x3c0/0x3c0 [ 60.276961][ T540] ? mutex_trylock+0xb0/0xb0 [ 60.281525][ T540] ? __fdget_pos+0x26d/0x310 [ 60.286097][ T540] ? ksys_write+0x77/0x2c0 [ 60.290497][ T540] ksys_write+0x198/0x2c0 [ 60.294813][ T540] ? __ia32_sys_read+0x90/0x90 [ 60.299559][ T540] ? debug_smp_processor_id+0x17/0x20 [ 60.304912][ T540] __x64_sys_write+0x7b/0x90 [ 60.309478][ T540] do_syscall_64+0x34/0x70 [ 60.313869][ T540] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 60.319730][ T540] RIP: 0033:0x7fda341850e9 [ 60.324116][ T540] 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 [ 60.343693][ T540] RSP: 002b:00007fda340da168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 60.352080][ T540] RAX: ffffffffffffffda RBX: 00007fda34298030 RCX: 00007fda341850e9 [ 60.360028][ T540] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 60.367994][ T540] RBP: 00007fda340da1d0 R08: 0000000000000000 R09: 0000000000000000 [ 60.375941][ T540] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 60.383904][ T540] R13: 00007fff85be82bf R14: 00007fda340da300 R15: 0000000000022000 [ 60.392803][ T540] !!!! css_create css fffffffffffffff4 !!!! [ 60.398830][ T540] !!!! control_disable control_disable ss name cpu [ 60.405398][ T540] !!!! control_disable control_disable ss name memory [ 60.412321][ T540] !!!! control_disable control_disable ss name pids [ 60.419138][ T540] !!!! control_disable kill_css(ffff888113c1ac00) [ 60.427052][ T540] !!!! control_disable control_disable ss name cpu [ 60.433729][ T540] !!!! control_disable control_disable ss name memory [ 60.440594][ T540] !!!! control_disable control_disable ss name pids [ 60.447184][ T540] !!!! control_disable kill_css(ffff888113c1a000) [ 60.453689][ C0] !!!! css_killed_ref_fn enqueue(ffff888113c1ac00) [ 60.460325][ T540] !!!! control_disable control_disable ss name cpu [ 60.468262][ T540] !!!! control_disable control_disable ss name memory [ 60.475014][ T540] !!!! control_disable control_disable ss name cpu [ 60.481517][ T540] !!!! control_disable control_disable ss name memory [ 60.488272][ T540] !!!! control_disable control_disable ss name cpu [ 60.494750][ T540] !!!! control_disable control_disable ss name memory [ 60.501510][ T540] !!!! control_disable control_disable ss name cpu [ 60.508203][ T540] !!!! control_disable control_disable ss name memory [ 60.514950][ T540] !!!! control_disable control_disable ss name cpu [ 60.521472][ T540] !!!! control_disable control_disable ss name memory [ 60.528323][ T540] !!!! control_disable control_disable ss name pids [ 60.534912][ T540] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 60.534964][ T24] !!!! css_release_work_fn(ffff888111253000) [ 60.547521][ C0] !!!! css_killed_ref_fn enqueue(ffff888113c1a000) [ 60.547538][ T24] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888111253000) [ 60.555792][ T45] !!!! css_killed_work_fn css_put(ffff888113c1ac00) [ 60.570021][ T45] !!!! css_release enqueue(ffff888113c1ac00) [ 60.571064][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 60.578537][ T383] !!!! css_killed_work_fn css_put(ffff888113c1a000) [ 60.584786][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 60.592088][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 60.597991][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 60.607244][ T383] !!!! css_release enqueue(ffff888113c1a000) [ 60.611328][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 60.619933][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 60.623500][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 60.630314][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 60.636777][ T24] !!!! css_release_work_fn(ffff888111251c00) [ 60.644303][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 60.650367][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 60.657588][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 60.664227][ T24] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888111251c00) [ 60.671630][ T552] !!!! css_create css ffff888113e38000 !!!! [ 60.680844][ T24] !!!! css_free_rwork_fn(ffff888111253800) [ 60.688179][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 60.692471][ T24] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 60.698868][ T552] !!!! css_create css ffff888113e38800 !!!! [ 60.705600][ T24] !!!! css_free_rwork_fn(ffff888111253000) [ 60.711314][ T552] !!!! css_create css ffff888113e38c00 !!!! [ 60.717361][ T24] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 60.723057][ T552] FAULT_INJECTION: forcing a failure. [ 60.723057][ T552] name failslab, interval 1, probability 0, space 0, times 0 [ 60.729855][ T24] !!!! css_free_rwork_fn(ffff888111251c00) [ 60.742204][ T552] CPU: 0 PID: 552 Comm: syz-executor.1 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 60.748255][ T24] !!!! css_free_rwork_fn parent (ffff888110346000) [ 60.758178][ T552] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.758183][ T552] Call Trace: [ 60.758200][ T552] dump_stack_lvl+0x1e2/0x24b [ 60.758215][ T552] ? bfq_pos_tree_add_move+0x43e/0x43e [ 60.788150][ T552] dump_stack+0x15/0x17 [ 60.792282][ T552] should_fail+0x3c0/0x510 [ 60.796676][ T552] ? __kernfs_new_node+0x99/0x6e0 [ 60.801674][ T552] __should_failslab+0x9f/0xe0 [ 60.806408][ T552] should_failslab+0x9/0x20 [ 60.810937][ T552] __kmalloc_track_caller+0x5f/0x350 [ 60.816192][ T552] kstrdup_const+0x55/0x90 [ 60.820597][ T552] __kernfs_new_node+0x99/0x6e0 [ 60.825423][ T552] ? stack_trace_save+0x1f0/0x1f0 [ 60.830437][ T552] ? kernfs_new_node+0x170/0x170 [ 60.835347][ T552] ? ptr_to_hashval+0x60/0x60 [ 60.840955][ T552] ? snprintf+0xd6/0x120 [ 60.845183][ T552] kernfs_new_node+0x97/0x170 [ 60.849841][ T552] __kernfs_create_file+0x4a/0x270 [ 60.854923][ T552] cgroup_addrm_files+0xab8/0xfe0 [ 60.859918][ T552] ? cgroup_apply_control_enable+0x734/0x12e0 [ 60.865956][ T552] ? cgroup_apply_control+0x93/0x710 [ 60.871212][ T552] ? cgroup_subtree_control_write+0xd19/0x1310 [ 60.878291][ T552] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 60.884431][ T552] ? delete_node+0x759/0x7b0 [ 60.888995][ T552] ? __kasan_check_read+0x11/0x20 [ 60.894075][ T552] ? delete_node+0x759/0x7b0 [ 60.898657][ T552] ? __kasan_check_write+0x14/0x20 [ 60.903743][ T552] ? __radix_tree_replace+0x246/0x2e0 [ 60.909089][ T552] ? idr_get_next+0x4b0/0x4b0 [ 60.913741][ T552] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 60.918751][ T552] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 60.923918][ T552] css_populate_dir+0x137/0x370 [ 60.928744][ T552] cgroup_apply_control_enable+0x629/0x12e0 [ 60.934608][ T552] cgroup_apply_control+0x93/0x710 [ 60.939706][ T552] ? css_next_child+0x160/0x160 [ 60.944528][ T552] ? set_next_entity+0xc5/0x390 [ 60.949351][ T552] ? io_schedule+0x120/0x120 [ 60.953910][ T552] ? kernfs_fop_write_iter+0x15e/0x410 [ 60.959341][ T552] ? __kasan_check_write+0x14/0x20 [ 60.964424][ T552] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 60.969766][ T552] cgroup_subtree_control_write+0xd19/0x1310 [ 60.975733][ T552] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 60.981716][ T552] ? __kasan_check_write+0x14/0x20 [ 60.986885][ T552] ? _copy_from_iter+0x3fb/0xd60 [ 60.991800][ T552] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 60.997751][ T552] cgroup_file_write+0x28e/0x590 [ 61.002662][ T552] ? cgroup_seqfile_stop+0xc0/0xc0 [ 61.007923][ T552] ? mutex_lock+0xa6/0x110 [ 61.012314][ T552] ? mutex_trylock+0xb0/0xb0 [ 61.016890][ T552] ? __kasan_check_write+0x14/0x20 [ 61.021972][ T552] kernfs_fop_write_iter+0x2d0/0x410 [ 61.027228][ T552] ? cgroup_seqfile_stop+0xc0/0xc0 [ 61.032321][ T552] vfs_write+0xc1c/0xf40 [ 61.036545][ T552] ? kernel_write+0x3c0/0x3c0 [ 61.041541][ T552] ? mutex_trylock+0xb0/0xb0 [ 61.046100][ T552] ? __fdget_pos+0x26d/0x310 [ 61.050693][ T552] ? ksys_write+0x77/0x2c0 [ 61.055166][ T552] ksys_write+0x198/0x2c0 [ 61.059551][ T552] ? __ia32_sys_read+0x90/0x90 [ 61.064286][ T552] ? debug_smp_processor_id+0x17/0x20 [ 61.069805][ T552] __x64_sys_write+0x7b/0x90 [ 61.074378][ T552] do_syscall_64+0x34/0x70 [ 61.078768][ T552] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 61.084633][ T552] RIP: 0033:0x7f7b4170e0e9 [ 61.089037][ T552] 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 [ 61.108610][ T552] RSP: 002b:00007f7b41663168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 61.117701][ T552] RAX: ffffffffffffffda RBX: 00007f7b41821030 RCX: 00007f7b4170e0e9 [ 61.126440][ T552] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 61.134386][ T552] RBP: 00007f7b416631d0 R08: 0000000000000000 R09: 0000000000000000 [ 61.142329][ T552] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 61.150274][ T552] R13: 00007fff5312d57f R14: 00007f7b41663300 R15: 0000000000022000 [ 61.158607][ T552] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 61.165624][ T552] !!!! control_disable control_disable ss name cpu [ 61.172200][ T552] !!!! control_disable control_disable ss name memory [ 61.179092][ T552] !!!! control_disable control_disable ss name pids [ 61.185651][ T552] !!!! control_disable kill_css(ffff888113e38000) [ 61.192279][ T552] !!!! control_disable control_disable ss name cpu [ 61.198872][ T552] !!!! control_disable control_disable ss name memory [ 61.205602][ T552] !!!! control_disable control_disable ss name pids [ 61.212327][ T552] !!!! control_disable kill_css(ffff888113e38800) [ 61.219547][ C0] !!!! css_killed_ref_fn enqueue(ffff888113e38000) [ 61.226466][ T552] !!!! control_disable control_disable ss name cpu [ 61.233028][ T552] !!!! control_disable control_disable ss name memory [ 61.239814][ T552] !!!! control_disable control_disable ss name pids [ 61.246390][ T552] !!!! control_disable kill_css(ffff888113e38c00) [ 61.252923][ T552] !!!! control_disable control_disable ss name cpu [ 61.252938][ C1] !!!! css_killed_ref_fn enqueue(ffff888113e38800) [ 61.259449][ T552] !!!! control_disable control_disable ss name memory [ 61.272771][ T552] !!!! control_disable control_disable ss name cpu [ 61.279278][ T552] !!!! control_disable control_disable ss name memory [ 61.286023][ T552] !!!! control_disable control_disable ss name cpu [ 61.292535][ T552] !!!! control_disable control_disable ss name memory [ 61.299294][ T552] !!!! control_disable control_disable ss name cpu [ 61.305774][ T552] !!!! control_disable control_disable ss name memory [ 61.312546][ T552] !!!! control_disable control_disable ss name pids [ 61.319219][ T552] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 61.325820][ T383] !!!! css_release_work_fn(ffff888113c1ac00) [ 61.331991][ T24] !!!! css_killed_work_fn css_put(ffff888113e38800) [ 61.332064][ T383] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888113c1ac00) [ 61.339943][ T24] !!!! css_release enqueue(ffff888113e38800) [ 61.347274][ C0] !!!! css_killed_ref_fn enqueue(ffff888113e38c00) [ 61.354149][ T19] !!!! css_release_work_fn(ffff888113e38800) [ 61.366566][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 61.373474][ T19] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888113e38800) [ 61.373491][ T383] !!!! css_release_work_fn(ffff888113c1a000) [ 61.382004][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 61.388231][ T383] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888113c1a000) [ 61.395495][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 61.404523][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 61.410554][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 61.420820][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 61.430710][ T383] !!!! css_killed_work_fn css_put(ffff888113e38000) [ 61.431233][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 61.438154][ T383] !!!! css_release enqueue(ffff888113e38000) [ 61.445677][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 61.451511][ T383] !!!! css_killed_work_fn css_put(ffff888113e38c00) [ 61.458327][ T19] !!!! css_free_rwork_fn(ffff888113e38800) [ 61.465027][ T383] !!!! css_release enqueue(ffff888113e38c00) [ 61.470796][ T19] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 61.476852][ T532] !!!! css_create css ffff888113ec4400 !!!! [ 61.489514][ T532] !!!! css_create css ffff888114302c00 !!!! [ 61.489716][ T45] !!!! css_free_rwork_fn(ffff888113c1ac00) [ 61.495452][ T532] !!!! css_create css ffff888114302400 !!!! [ 61.501318][ T45] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 61.507500][ T532] FAULT_INJECTION: forcing a failure. [ 61.507500][ T532] name failslab, interval 1, probability 0, space 0, times 0 [ 61.526563][ T532] CPU: 1 PID: 532 Comm: syz-executor.4 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 61.536698][ T532] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.546827][ T532] Call Trace: [ 61.550096][ T532] dump_stack_lvl+0x1e2/0x24b [ 61.554746][ T532] ? bfq_pos_tree_add_move+0x43e/0x43e [ 61.560174][ T532] ? find_next_bit+0xd6/0x120 [ 61.564824][ T532] ? cpumask_next+0x11/0x30 [ 61.569297][ T532] dump_stack+0x15/0x17 [ 61.573424][ T532] should_fail+0x3c0/0x510 [ 61.577828][ T532] ? percpu_ref_init+0xd0/0x330 [ 61.582650][ T532] __should_failslab+0x9f/0xe0 [ 61.587384][ T532] should_failslab+0x9/0x20 [ 61.591858][ T532] kmem_cache_alloc_trace+0x3a/0x330 [ 61.597113][ T532] percpu_ref_init+0xd0/0x330 [ 61.601759][ T532] ? cgroup_setup_root+0xea0/0xea0 [ 61.606838][ T532] cgroup_apply_control_enable+0x734/0x12e0 [ 61.612699][ T532] cgroup_apply_control+0x93/0x710 [ 61.617778][ T532] ? css_next_child+0x160/0x160 [ 61.622600][ T532] ? io_schedule+0x120/0x120 [ 61.627162][ T532] ? kernfs_fop_write_iter+0x15e/0x410 [ 61.632588][ T532] ? __kasan_check_write+0x14/0x20 [ 61.637673][ T532] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 61.642927][ T532] cgroup_subtree_control_write+0xd19/0x1310 [ 61.648886][ T532] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 61.654842][ T532] ? __kasan_check_write+0x14/0x20 [ 61.659926][ T532] ? _copy_from_iter+0x3fb/0xd60 [ 61.664837][ T532] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 61.670799][ T532] cgroup_file_write+0x28e/0x590 [ 61.675716][ T532] ? cgroup_seqfile_stop+0xc0/0xc0 [ 61.680827][ T532] ? mutex_lock+0xa6/0x110 [ 61.685221][ T532] ? mutex_trylock+0xb0/0xb0 [ 61.689791][ T532] ? __kasan_check_write+0x14/0x20 [ 61.694880][ T532] kernfs_fop_write_iter+0x2d0/0x410 [ 61.700143][ T532] ? cgroup_seqfile_stop+0xc0/0xc0 [ 61.705296][ T532] vfs_write+0xc1c/0xf40 [ 61.709527][ T532] ? kernel_write+0x3c0/0x3c0 [ 61.714325][ T532] ? mutex_trylock+0xb0/0xb0 [ 61.718936][ T532] ? __fdget_pos+0x26d/0x310 [ 61.723514][ T532] ? ksys_write+0x77/0x2c0 [ 61.727919][ T532] ksys_write+0x198/0x2c0 [ 61.732240][ T532] ? __ia32_sys_read+0x90/0x90 [ 61.736981][ T532] ? debug_smp_processor_id+0x17/0x20 [ 61.742331][ T532] __x64_sys_write+0x7b/0x90 [ 61.746906][ T532] do_syscall_64+0x34/0x70 [ 61.751305][ T532] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 61.757169][ T532] RIP: 0033:0x7f6da61ea0e9 [ 61.761569][ 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 [ 61.781146][ T532] RSP: 002b:00007f6da613f168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 61.789628][ T532] RAX: ffffffffffffffda RBX: 00007f6da62fd030 RCX: 00007f6da61ea0e9 [ 61.797583][ T532] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 61.805542][ T532] RBP: 00007f6da613f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 61.813484][ T532] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 61.821433][ T532] R13: 00007fff14a7515f R14: 00007f6da613f300 R15: 0000000000022000 [ 61.829478][ T532] !!!! css_create rcu_enqueue(ffff888114302400) !!!! [ 61.836148][ T532] !!!! control_disable control_disable ss name cpu [ 61.842688][ T532] !!!! control_disable control_disable ss name memory [ 61.849453][ T532] !!!! control_disable control_disable ss name pids [ 61.856014][ T532] !!!! control_disable kill_css(ffff888113ec4400) [ 61.862564][ T532] !!!! control_disable control_disable ss name cpu [ 61.869355][ T532] !!!! control_disable control_disable ss name memory [ 61.876087][ T532] !!!! control_disable control_disable ss name pids [ 61.882679][ T532] !!!! control_disable kill_css(ffff888114302c00) [ 61.889265][ T19] !!!! css_free_rwork_fn(ffff888114302400) [ 61.895132][ T19] !!!! css_free_rwork_fn parent (ffff888110346000) [ 61.897405][ T532] !!!! control_disable control_disable ss name cpu [ 61.902022][ C1] !!!! css_killed_ref_fn enqueue(ffff888113ec4400) [ 61.908221][ T532] !!!! control_disable control_disable ss name memory [ 61.921527][ T532] !!!! control_disable control_disable ss name cpu [ 61.928031][ T532] !!!! control_disable control_disable ss name memory [ 61.934770][ T532] !!!! control_disable control_disable ss name cpu [ 61.941274][ T532] !!!! control_disable control_disable ss name memory [ 61.948077][ T532] !!!! control_disable control_disable ss name cpu [ 61.954544][ T532] !!!! control_disable control_disable ss name memory [ 61.961300][ T532] !!!! control_disable control_disable ss name cpu [ 61.967839][ T532] !!!! control_disable control_disable ss name memory [ 61.974566][ T532] !!!! control_disable control_disable ss name pids [ 61.981234][ T532] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 61.988626][ T383] !!!! css_release_work_fn(ffff888113e38000) [ 61.994689][ T383] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888113e38000) [ 61.994694][ T19] !!!! css_killed_work_fn css_put(ffff888113ec4400) [ 61.994709][ T19] !!!! css_release enqueue(ffff888113ec4400) [ 62.007280][ C0] !!!! css_killed_ref_fn enqueue(ffff888114302c00) [ 62.022373][ T19] !!!! css_release_work_fn(ffff888113ec4400) [ 62.028968][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 62.035965][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 62.042992][ T19] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888113ec4400) [ 62.043524][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 62.058286][ T383] !!!! css_release_work_fn(ffff888113e38c00) [ 62.064767][ T383] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888113e38c00) [ 62.067866][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 62.073400][ T383] !!!! css_free_rwork_fn(ffff888113c1a000) [ 62.080011][ T19] !!!! css_free_rwork_fn(ffff888113ec4400) [ 62.086039][ T383] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 62.092208][ T19] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 62.100191][ T383] !!!! css_killed_work_fn css_put(ffff888114302c00) [ 62.111778][ T383] !!!! css_release enqueue(ffff888114302c00) [ 62.119535][ T571] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 62.119551][ T569] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 62.126100][ T568] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 62.132691][ T572] !!!! css_create css ffff8881142e5c00 !!!! [ 62.139372][ T441] !!!! css_free_rwork_fn(ffff888113e38000) [ 62.145153][ T572] !!!! css_create css ffff88811436d800 !!!! [ 62.151407][ T441] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 62.156963][ T572] !!!! css_create css ffff88811436dc00 !!!! [ 62.169453][ T572] FAULT_INJECTION: forcing a failure. [ 62.169453][ T572] name failslab, interval 1, probability 0, space 0, times 0 [ 62.182074][ T572] CPU: 1 PID: 572 Comm: syz-executor.2 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 62.193422][ T572] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.203521][ T572] Call Trace: [ 62.206886][ T572] dump_stack_lvl+0x1e2/0x24b [ 62.211570][ T572] ? bfq_pos_tree_add_move+0x43e/0x43e [ 62.217011][ T572] ? find_next_bit+0xd6/0x120 [ 62.221666][ T572] ? cpumask_next+0x11/0x30 [ 62.226149][ T572] dump_stack+0x15/0x17 [ 62.230283][ T572] should_fail+0x3c0/0x510 [ 62.234684][ T572] ? percpu_ref_init+0xd0/0x330 [ 62.239619][ T572] __should_failslab+0x9f/0xe0 [ 62.244376][ T572] should_failslab+0x9/0x20 [ 62.248945][ T572] kmem_cache_alloc_trace+0x3a/0x330 [ 62.254210][ T572] percpu_ref_init+0xd0/0x330 [ 62.258956][ T572] ? cgroup_setup_root+0xea0/0xea0 [ 62.264061][ T572] cgroup_apply_control_enable+0x734/0x12e0 [ 62.269999][ T572] cgroup_apply_control+0x93/0x710 [ 62.275102][ T572] ? css_next_child+0x160/0x160 [ 62.279938][ T572] ? dequeue_task_fair+0x7ad/0xb50 [ 62.285030][ T572] ? io_schedule+0x120/0x120 [ 62.289601][ T572] ? kernfs_fop_write_iter+0x15e/0x410 [ 62.295039][ T572] ? __kasan_check_write+0x14/0x20 [ 62.300144][ T572] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 62.305493][ T572] cgroup_subtree_control_write+0xd19/0x1310 [ 62.311493][ T572] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 62.317448][ T572] ? __kasan_check_write+0x14/0x20 [ 62.322547][ T572] ? _copy_from_iter+0x3fb/0xd60 [ 62.328247][ T572] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 62.334203][ T572] cgroup_file_write+0x28e/0x590 [ 62.339115][ T572] ? cgroup_seqfile_stop+0xc0/0xc0 [ 62.344727][ T572] ? mutex_lock+0xa6/0x110 [ 62.349128][ T572] ? mutex_trylock+0xb0/0xb0 [ 62.353703][ T572] ? __kasan_check_write+0x14/0x20 [ 62.358803][ T572] kernfs_fop_write_iter+0x2d0/0x410 [ 62.364078][ T572] ? cgroup_seqfile_stop+0xc0/0xc0 [ 62.369520][ T572] vfs_write+0xc1c/0xf40 [ 62.373747][ T572] ? kernel_write+0x3c0/0x3c0 [ 62.378406][ T572] ? mutex_trylock+0xb0/0xb0 [ 62.382980][ T572] ? __fdget_pos+0x26d/0x310 [ 62.387570][ T572] ? ksys_write+0x77/0x2c0 [ 62.391985][ T572] ksys_write+0x198/0x2c0 [ 62.396315][ T572] ? __ia32_sys_read+0x90/0x90 [ 62.401063][ T572] ? debug_smp_processor_id+0x17/0x20 [ 62.406417][ T572] __x64_sys_write+0x7b/0x90 [ 62.410994][ T572] do_syscall_64+0x34/0x70 [ 62.415399][ T572] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 62.422155][ T572] RIP: 0033:0x7f523502c0e9 [ 62.426551][ T572] 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 [ 62.447044][ T572] RSP: 002b:00007f5234f81168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 62.455447][ T572] RAX: ffffffffffffffda RBX: 00007f523513f030 RCX: 00007f523502c0e9 [ 62.463415][ T572] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 62.471363][ T572] RBP: 00007f5234f811d0 R08: 0000000000000000 R09: 0000000000000000 [ 62.479311][ T572] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 62.487265][ T572] R13: 00007fff10f3cfff R14: 00007f5234f81300 R15: 0000000000022000 [ 62.495577][ T572] !!!! css_create rcu_enqueue(ffff88811436dc00) !!!! [ 62.502366][ T572] !!!! control_disable control_disable ss name cpu [ 62.508970][ T572] !!!! control_disable control_disable ss name memory [ 62.515823][ T572] !!!! control_disable control_disable ss name pids [ 62.522575][ T572] !!!! control_disable kill_css(ffff8881142e5c00) [ 62.529207][ T572] !!!! control_disable control_disable ss name cpu [ 62.535708][ T572] !!!! control_disable control_disable ss name memory [ 62.542544][ T572] !!!! control_disable control_disable ss name pids [ 62.549239][ T572] !!!! control_disable kill_css(ffff88811436d800) [ 62.555862][ T572] !!!! control_disable control_disable ss name cpu [ 62.562482][ T572] !!!! control_disable control_disable ss name memory [ 62.567297][ C1] !!!! css_killed_ref_fn enqueue(ffff8881142e5c00) [ 62.570240][ T572] !!!! control_disable control_disable ss name cpu [ 62.583220][ T572] !!!! control_disable control_disable ss name memory [ 62.590030][ C0] !!!! css_killed_ref_fn enqueue(ffff88811436d800) [ 62.596689][ T572] !!!! control_disable control_disable ss name cpu [ 62.603246][ T572] !!!! control_disable control_disable ss name memory [ 62.610005][ T572] !!!! control_disable control_disable ss name cpu [ 62.616477][ T572] !!!! control_disable control_disable ss name memory [ 62.623242][ T572] !!!! control_disable control_disable ss name cpu [ 62.629755][ T572] !!!! control_disable control_disable ss name memory [ 62.636485][ T572] !!!! control_disable control_disable ss name pids [ 62.643113][ T572] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 62.649708][ T441] !!!! css_release_work_fn(ffff888114302c00) [ 62.655854][ T441] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888114302c00) [ 62.655862][ T24] !!!! css_killed_work_fn css_put(ffff8881142e5c00) [ 62.664633][ T24] !!!! css_release enqueue(ffff8881142e5c00) [ 62.671137][ T441] !!!! css_free_rwork_fn(ffff888113e38c00) [ 62.677975][ T372] !!!! css_release_work_fn(ffff8881142e5c00) [ 62.683152][ T441] !!!! css_free_rwork_fn parent (ffff888110346000) [ 62.690335][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 62.699336][ T441] !!!! css_free_rwork_fn(ffff88811436dc00) [ 62.702616][ T372] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff8881142e5c00) [ 62.708474][ T441] !!!! css_free_rwork_fn parent (ffff888110346000) [ 62.716958][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 62.723452][ T441] !!!! css_killed_work_fn css_put(ffff88811436d800) [ 62.730888][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 62.737135][ T441] !!!! css_release enqueue(ffff88811436d800) [ 62.744512][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 62.750289][ T573] !!!! css_create css ffff888113d10000 !!!! [ 62.762961][ T383] !!!! css_free_rwork_fn(ffff888114302c00) [ 62.767322][ T372] !!!! css_free_rwork_fn(ffff8881142e5c00) [ 62.768870][ T383] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 62.774723][ T372] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 62.782642][ T573] !!!! css_create css ffff888113d13000 !!!! [ 62.794791][ T573] !!!! css_create css ffff888113d13800 !!!! [ 62.800772][ T573] FAULT_INJECTION: forcing a failure. [ 62.800772][ T573] name failslab, interval 1, probability 0, space 0, times 0 [ 62.814421][ T573] CPU: 0 PID: 573 Comm: syz-executor.3 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 62.824549][ T573] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.834585][ T573] Call Trace: [ 62.837854][ T573] dump_stack_lvl+0x1e2/0x24b [ 62.842510][ T573] ? bfq_pos_tree_add_move+0x43e/0x43e [ 62.847946][ T573] dump_stack+0x15/0x17 [ 62.852075][ T573] should_fail+0x3c0/0x510 [ 62.856464][ T573] ? __kernfs_new_node+0x99/0x6e0 [ 62.861489][ T573] __should_failslab+0x9f/0xe0 [ 62.866228][ T573] should_failslab+0x9/0x20 [ 62.870710][ T573] __kmalloc_track_caller+0x5f/0x350 [ 62.875979][ T573] kstrdup_const+0x55/0x90 [ 62.880384][ T573] __kernfs_new_node+0x99/0x6e0 [ 62.885208][ T573] ? stack_trace_save+0x1f0/0x1f0 [ 62.890211][ T573] ? kernfs_new_node+0x170/0x170 [ 62.895131][ T573] ? ptr_to_hashval+0x60/0x60 [ 62.899781][ T573] ? snprintf+0xd6/0x120 [ 62.903995][ T573] kernfs_new_node+0x97/0x170 [ 62.908647][ T573] __kernfs_create_file+0x4a/0x270 [ 62.913734][ T573] cgroup_addrm_files+0xab8/0xfe0 [ 62.918747][ T573] ? cgroup_apply_control_enable+0x734/0x12e0 [ 62.924786][ T573] ? cgroup_apply_control+0x93/0x710 [ 62.930055][ T573] ? cgroup_subtree_control_write+0xd19/0x1310 [ 62.936184][ T573] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 62.942308][ T573] ? delete_node+0x759/0x7b0 [ 62.946890][ T573] ? __kasan_check_read+0x11/0x20 [ 62.951882][ T573] ? delete_node+0x759/0x7b0 [ 62.956443][ T573] ? __kasan_check_write+0x14/0x20 [ 62.961880][ T573] ? __radix_tree_replace+0x246/0x2e0 [ 62.967247][ T573] ? idr_get_next+0x4b0/0x4b0 [ 62.971904][ T573] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 62.976913][ T573] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 62.982097][ T573] css_populate_dir+0x137/0x370 [ 62.987053][ T573] cgroup_apply_control_enable+0x629/0x12e0 [ 62.992935][ T573] cgroup_apply_control+0x93/0x710 [ 62.998030][ T573] ? css_next_child+0x160/0x160 [ 63.002949][ T573] ? dequeue_task_fair+0x7ad/0xb50 [ 63.008044][ T573] ? io_schedule+0x120/0x120 [ 63.012611][ T573] ? kernfs_fop_write_iter+0x15e/0x410 [ 63.018048][ T573] ? __kasan_check_write+0x14/0x20 [ 63.023136][ T573] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 63.028395][ T573] cgroup_subtree_control_write+0xd19/0x1310 [ 63.034346][ T573] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 63.040300][ T573] ? __kasan_check_write+0x14/0x20 [ 63.045409][ T573] ? _copy_from_iter+0x3fb/0xd60 [ 63.050329][ T573] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 63.056635][ T573] cgroup_file_write+0x28e/0x590 [ 63.061551][ T573] ? cgroup_seqfile_stop+0xc0/0xc0 [ 63.066676][ T573] ? mutex_lock+0xa6/0x110 [ 63.071071][ T573] ? mutex_trylock+0xb0/0xb0 [ 63.075638][ T573] ? __kasan_check_write+0x14/0x20 [ 63.080967][ T573] kernfs_fop_write_iter+0x2d0/0x410 [ 63.086234][ T573] ? cgroup_seqfile_stop+0xc0/0xc0 [ 63.091319][ T573] vfs_write+0xc1c/0xf40 [ 63.095536][ T573] ? kernel_write+0x3c0/0x3c0 [ 63.100194][ T573] ? mutex_trylock+0xb0/0xb0 [ 63.104767][ T573] ? __fdget_pos+0x26d/0x310 [ 63.109332][ T573] ? ksys_write+0x77/0x2c0 [ 63.113722][ T573] ksys_write+0x198/0x2c0 [ 63.118026][ T573] ? __ia32_sys_read+0x90/0x90 [ 63.122764][ T573] ? debug_smp_processor_id+0x17/0x20 [ 63.128110][ T573] __x64_sys_write+0x7b/0x90 [ 63.132675][ T573] do_syscall_64+0x34/0x70 [ 63.137066][ T573] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 63.142932][ T573] RIP: 0033:0x7ff6cf7730e9 [ 63.147323][ 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 [ 63.167612][ T573] RSP: 002b:00007ff6cf6c8168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 63.176005][ T573] RAX: ffffffffffffffda RBX: 00007ff6cf886030 RCX: 00007ff6cf7730e9 [ 63.183958][ T573] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 63.191906][ T573] RBP: 00007ff6cf6c81d0 R08: 0000000000000000 R09: 0000000000000000 [ 63.199877][ T573] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 63.207835][ T573] R13: 00007fffa846478f R14: 00007ff6cf6c8300 R15: 0000000000022000 [ 63.216319][ T573] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 63.223372][ T573] !!!! control_disable control_disable ss name cpu [ 63.229882][ T573] !!!! control_disable control_disable ss name memory [ 63.236624][ T573] !!!! control_disable control_disable ss name pids [ 63.243236][ T573] !!!! control_disable kill_css(ffff888113d10000) [ 63.249800][ T573] !!!! control_disable control_disable ss name cpu [ 63.257358][ T573] !!!! control_disable control_disable ss name memory [ 63.264100][ T573] !!!! control_disable control_disable ss name pids [ 63.270695][ T573] !!!! control_disable kill_css(ffff888113d13000) [ 63.277339][ T573] !!!! control_disable control_disable ss name cpu [ 63.283908][ T573] !!!! control_disable control_disable ss name memory [ 63.290805][ T573] !!!! control_disable control_disable ss name pids [ 63.297678][ T573] !!!! control_disable kill_css(ffff888113d13800) [ 63.304224][ T573] !!!! control_disable control_disable ss name cpu [ 63.310811][ T573] !!!! control_disable control_disable ss name memory [ 63.317602][ T573] !!!! control_disable control_disable ss name cpu [ 63.324100][ T573] !!!! control_disable control_disable ss name memory [ 63.330912][ T573] !!!! control_disable control_disable ss name cpu [ 63.337277][ C1] !!!! css_killed_ref_fn enqueue(ffff888113d13800) [ 63.337687][ C0] !!!! css_killed_ref_fn enqueue(ffff888113d10000) [ 63.350834][ C0] !!!! css_killed_ref_fn enqueue(ffff888113d13000) [ 63.357469][ T573] !!!! control_disable control_disable ss name memory [ 63.364230][ T573] !!!! control_disable control_disable ss name cpu [ 63.371179][ T573] !!!! control_disable control_disable ss name memory 2022/06/07 03:59:53 executed programs: 51 [ 63.377937][ T573] !!!! control_disable control_disable ss name pids [ 63.384521][ T573] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 63.391036][ T441] !!!! css_release_work_fn(ffff88811436d800) [ 63.397121][ T441] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff88811436d800) [ 63.397127][ T372] !!!! css_killed_work_fn css_put(ffff888113d13800) [ 63.397139][ T372] !!!! css_release enqueue(ffff888113d13800) [ 63.419059][ T372] !!!! css_release_work_fn(ffff888113d13800) [ 63.424112][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 63.425223][ T372] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888113d13800) [ 63.432243][ T441] !!!! css_killed_work_fn css_put(ffff888113d10000) [ 63.440795][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 63.447292][ T441] !!!! css_release enqueue(ffff888113d10000) [ 63.454296][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 63.460293][ T441] !!!! css_killed_work_fn css_put(ffff888113d13000) [ 63.467401][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 63.473839][ T441] !!!! css_release enqueue(ffff888113d13000) [ 63.486524][ T541] !!!! css_create css ffff888113cb9c00 !!!! [ 63.492546][ T541] !!!! css_create css ffff888113cbd800 !!!! [ 63.498572][ T372] !!!! css_free_rwork_fn(ffff888113d13800) [ 63.498772][ T541] !!!! css_create css ffff888113ef2400 !!!! [ 63.504486][ T372] !!!! css_free_rwork_fn parent (ffff888110346000) [ 63.510546][ T541] FAULT_INJECTION: forcing a failure. [ 63.510546][ T541] name failslab, interval 1, probability 0, space 0, times 0 [ 63.529552][ T541] CPU: 0 PID: 541 Comm: syz-executor.5 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 63.539711][ T541] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.549777][ T541] Call Trace: [ 63.553067][ T541] dump_stack_lvl+0x1e2/0x24b [ 63.557731][ T541] ? bfq_pos_tree_add_move+0x43e/0x43e [ 63.563175][ T541] ? find_next_bit+0xd6/0x120 [ 63.567845][ T541] ? cpumask_next+0x11/0x30 [ 63.572328][ T541] dump_stack+0x15/0x17 [ 63.576617][ T541] should_fail+0x3c0/0x510 [ 63.581018][ T541] ? percpu_ref_init+0xd0/0x330 [ 63.586024][ T541] __should_failslab+0x9f/0xe0 [ 63.590972][ T541] should_failslab+0x9/0x20 [ 63.595478][ T541] kmem_cache_alloc_trace+0x3a/0x330 [ 63.600749][ T541] percpu_ref_init+0xd0/0x330 [ 63.605496][ T541] ? cgroup_setup_root+0xea0/0xea0 [ 63.610618][ T541] cgroup_apply_control_enable+0x734/0x12e0 [ 63.616619][ T541] cgroup_apply_control+0x93/0x710 [ 63.621826][ T541] ? css_next_child+0x160/0x160 [ 63.626656][ T541] ? dequeue_task_fair+0x7ad/0xb50 [ 63.631774][ T541] ? io_schedule+0x120/0x120 [ 63.636457][ T541] ? kernfs_fop_write_iter+0x15e/0x410 [ 63.641894][ T541] ? __kasan_check_write+0x14/0x20 [ 63.646980][ T541] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 63.652263][ T541] cgroup_subtree_control_write+0xd19/0x1310 [ 63.658219][ T541] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 63.664177][ T541] ? __kasan_check_write+0x14/0x20 [ 63.669288][ T541] ? _copy_from_iter+0x3fb/0xd60 [ 63.674199][ T541] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 63.680163][ T541] cgroup_file_write+0x28e/0x590 [ 63.685075][ T541] ? cgroup_seqfile_stop+0xc0/0xc0 [ 63.690258][ T541] ? mutex_lock+0xa6/0x110 [ 63.694650][ T541] ? mutex_trylock+0xb0/0xb0 [ 63.699572][ T541] ? __kasan_check_write+0x14/0x20 [ 63.704673][ T541] kernfs_fop_write_iter+0x2d0/0x410 [ 63.709931][ T541] ? cgroup_seqfile_stop+0xc0/0xc0 [ 63.715028][ T541] vfs_write+0xc1c/0xf40 [ 63.719259][ T541] ? kernel_write+0x3c0/0x3c0 [ 63.723927][ T541] ? mutex_trylock+0xb0/0xb0 [ 63.728496][ T541] ? __fdget_pos+0x26d/0x310 [ 63.733165][ T541] ? ksys_write+0x77/0x2c0 [ 63.737564][ T541] ksys_write+0x198/0x2c0 [ 63.741884][ T541] ? __ia32_sys_read+0x90/0x90 [ 63.746627][ T541] ? debug_smp_processor_id+0x17/0x20 [ 63.751979][ T541] __x64_sys_write+0x7b/0x90 [ 63.756563][ T541] do_syscall_64+0x34/0x70 [ 63.760956][ T541] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 63.766913][ T541] RIP: 0033:0x7fdb1ec440e9 [ 63.771305][ T541] 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 [ 63.790888][ T541] RSP: 002b:00007fdb1eb99168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 63.799280][ T541] RAX: ffffffffffffffda RBX: 00007fdb1ed57030 RCX: 00007fdb1ec440e9 [ 63.807322][ T541] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 63.815359][ T541] RBP: 00007fdb1eb991d0 R08: 0000000000000000 R09: 0000000000000000 [ 63.823446][ T541] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 63.831679][ T541] R13: 00007fffe44a9f8f R14: 00007fdb1eb99300 R15: 0000000000022000 [ 63.839745][ T541] !!!! css_create rcu_enqueue(ffff888113ef2400) !!!! [ 63.846751][ T541] !!!! control_disable control_disable ss name cpu [ 63.853493][ T541] !!!! control_disable control_disable ss name memory [ 63.860660][ T541] !!!! control_disable control_disable ss name pids [ 63.867361][ T541] !!!! control_disable kill_css(ffff888113cb9c00) [ 63.873879][ T541] !!!! control_disable control_disable ss name cpu [ 63.880856][ T541] !!!! control_disable control_disable ss name memory [ 63.887895][ T541] !!!! control_disable control_disable ss name pids [ 63.894475][ T541] !!!! control_disable kill_css(ffff888113cbd800) [ 63.901118][ T541] !!!! control_disable control_disable ss name cpu [ 63.907625][ T541] !!!! control_disable control_disable ss name memory [ 63.914360][ T541] !!!! control_disable control_disable ss name cpu [ 63.920859][ T541] !!!! control_disable control_disable ss name memory [ 63.927619][ T541] !!!! control_disable control_disable ss name cpu [ 63.934090][ T541] !!!! control_disable control_disable ss name memory [ 63.940851][ T541] !!!! control_disable control_disable ss name cpu [ 63.947460][ T541] !!!! control_disable control_disable ss name memory [ 63.954191][ T541] !!!! control_disable control_disable ss name cpu [ 63.960810][ T541] !!!! control_disable control_disable ss name memory [ 63.967591][ T541] !!!! control_disable control_disable ss name pids [ 63.974197][ T441] !!!! css_release_work_fn(ffff888113d10000) [ 63.974579][ T541] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 63.980417][ T441] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888113d10000) [ 63.995397][ C0] !!!! css_killed_ref_fn enqueue(ffff888113cb9c00) [ 64.002493][ T441] !!!! css_free_rwork_fn(ffff88811436d800) [ 64.003741][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 64.012333][ T441] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 64.015839][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 64.022133][ C0] !!!! css_killed_ref_fn enqueue(ffff888113cbd800) [ 64.022276][ T441] !!!! css_release_work_fn(ffff888113d13000) [ 64.029849][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 64.035879][ T441] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888113d13000) [ 64.042751][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 64.049028][ T441] !!!! css_free_rwork_fn(ffff888113ef2400) [ 64.070440][ T441] !!!! css_free_rwork_fn parent (ffff888110346000) [ 64.077300][ T441] !!!! css_killed_work_fn css_put(ffff888113cb9c00) [ 64.084286][ T441] !!!! css_release enqueue(ffff888113cb9c00) [ 64.090629][ T441] !!!! css_killed_work_fn css_put(ffff888113cbd800) [ 64.097853][ T441] !!!! css_release enqueue(ffff888113cbd800) [ 64.104554][ T441] !!!! css_free_rwork_fn(ffff888113d10000) [ 64.104581][ T580] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 64.110566][ T587] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 64.110834][ T587] !!!! css_create css ffff888114571c00 !!!! [ 64.129568][ T441] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 64.136674][ T441] !!!! css_free_rwork_fn(ffff888113d13000) [ 64.137352][ T587] !!!! css_create css ffff8881143f3c00 !!!! [ 64.142649][ T441] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 64.155298][ T587] FAULT_INJECTION: forcing a failure. [ 64.155298][ T587] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 64.168617][ T587] CPU: 1 PID: 587 Comm: syz-executor.5 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 64.180575][ T587] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.190999][ T587] Call Trace: [ 64.194271][ T587] dump_stack_lvl+0x1e2/0x24b [ 64.199023][ T587] ? bfq_pos_tree_add_move+0x43e/0x43e [ 64.204589][ T587] ? __kasan_check_write+0x14/0x20 [ 64.209811][ T587] dump_stack+0x15/0x17 [ 64.213946][ T587] should_fail+0x3c0/0x510 [ 64.218513][ T587] should_fail_alloc_page+0x50/0x60 [ 64.223690][ T587] __alloc_pages_nodemask+0x1c0/0x890 [ 64.229041][ T587] ? cgroup_apply_control_enable+0x734/0x12e0 [ 64.235494][ T587] ? cgroup_apply_control+0x93/0x710 [ 64.240791][ T587] ? cgroup_subtree_control_write+0xd19/0x1310 [ 64.246932][ T587] ? gfp_pfmemalloc_allowed+0x120/0x120 [ 64.252467][ T587] ? delete_node+0x759/0x7b0 [ 64.257042][ T587] allocate_slab+0x78/0x540 [ 64.261535][ T587] ___slab_alloc+0x131/0x2e0 [ 64.266127][ T587] ? pids_css_alloc+0x4e/0x120 [ 64.270872][ T587] __slab_alloc+0x63/0xa0 [ 64.275190][ T587] ? pids_css_alloc+0x4e/0x120 [ 64.280902][ T587] kmem_cache_alloc_trace+0x20e/0x330 [ 64.286279][ T587] ? pids_css_alloc+0x4e/0x120 [ 64.291114][ T587] pids_css_alloc+0x4e/0x120 [ 64.296073][ T587] cgroup_apply_control_enable+0x6d9/0x12e0 [ 64.301999][ T587] cgroup_apply_control+0x93/0x710 [ 64.307284][ T587] ? css_next_child+0x160/0x160 [ 64.312122][ T587] ? io_schedule+0x120/0x120 [ 64.316692][ T587] ? kernfs_fop_write_iter+0x15e/0x410 [ 64.322130][ T587] ? __kasan_check_write+0x14/0x20 [ 64.327217][ T587] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 64.332672][ T587] cgroup_subtree_control_write+0xd19/0x1310 [ 64.338717][ T587] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 64.344783][ T587] ? __kasan_check_write+0x14/0x20 [ 64.350075][ T587] ? _copy_from_iter+0x3fb/0xd60 [ 64.354998][ T587] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 64.363612][ T587] cgroup_file_write+0x28e/0x590 [ 64.368642][ T587] ? cgroup_seqfile_stop+0xc0/0xc0 [ 64.373867][ T587] ? mutex_lock+0xa6/0x110 [ 64.378262][ T587] ? mutex_trylock+0xb0/0xb0 [ 64.382919][ T587] ? __kasan_check_write+0x14/0x20 [ 64.388010][ T587] kernfs_fop_write_iter+0x2d0/0x410 [ 64.393270][ T587] ? cgroup_seqfile_stop+0xc0/0xc0 [ 64.398378][ T587] vfs_write+0xc1c/0xf40 [ 64.402697][ T587] ? kernel_write+0x3c0/0x3c0 [ 64.407352][ T587] ? mutex_trylock+0xb0/0xb0 [ 64.411937][ T587] ? __fdget_pos+0x26d/0x310 [ 64.416507][ T587] ? ksys_write+0x77/0x2c0 [ 64.420986][ T587] ksys_write+0x198/0x2c0 [ 64.425380][ T587] ? __ia32_sys_read+0x90/0x90 [ 64.430237][ T587] ? debug_smp_processor_id+0x17/0x20 [ 64.437093][ T587] __x64_sys_write+0x7b/0x90 [ 64.441936][ T587] do_syscall_64+0x34/0x70 [ 64.446335][ T587] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 64.453993][ T587] RIP: 0033:0x7fdb1ec440e9 [ 64.458389][ T587] 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 [ 64.478290][ T587] RSP: 002b:00007fdb1ebba168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 64.487029][ T587] RAX: ffffffffffffffda RBX: 00007fdb1ed56f60 RCX: 00007fdb1ec440e9 [ 64.495624][ T587] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 64.503587][ T587] RBP: 00007fdb1ebba1d0 R08: 0000000000000000 R09: 0000000000000000 [ 64.511622][ T587] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 64.519584][ T587] R13: 00007fffe44a9f8f R14: 00007fdb1ebba300 R15: 0000000000022000 [ 64.528718][ T587] !!!! css_create css ffff8881146ee400 !!!! [ 64.534886][ T587] !!!! css_create css ffff888114656800 !!!! [ 64.540955][ T587] !!!! css_create css ffff888114656400 !!!! [ 64.546905][ T587] !!!! css_create css ffff888114654400 !!!! [ 64.553089][ T587] !!!! put_css_set_locked css_put(ffff88811f331400) [ 64.559828][ T587] !!!! put_css_set_locked css_put(ffff88811f30dc00) [ 64.566476][ T587] !!!! put_css_set_locked css_put(ffff88810418e400) [ 64.573153][ T587] !!!! put_css_set_locked css_put(ffff88811f337800) [ 64.579797][ T587] !!!! put_css_set_locked css_put(ffff888101de0000) [ 64.586449][ T587] !!!! put_css_set_locked css_put(ffff88811f30e400) [ 64.593100][ T587] !!!! put_css_set_locked css_put(ffff88811f30e200) [ 64.599847][ T587] !!!! put_css_set_locked css_put(ffff888100126400) [ 64.606503][ T587] !!!! put_css_set_locked cgroup_put(self ffff888101de4000) [ 64.613851][ T587] !!!! put_css_set_locked cgroup_put(self ffff888104996000) [ 64.621197][ T587] !!!! put_css_set_locked cgroup_put(self ffff8881047f8000) [ 64.628639][ T587] !!!! put_css_set_locked css_put(ffff88810fa6a000) [ 64.635375][ T587] !!!! put_css_set_locked css_put(ffff88811f30d600) [ 64.642020][ T587] !!!! put_css_set_locked css_put(ffff88810f94aa00) [ 64.648690][ T587] !!!! put_css_set_locked css_put(ffff88810fcad000) [ 64.655363][ T587] !!!! put_css_set_locked css_put(ffff88810f5ca000) [ 64.662015][ T587] !!!! put_css_set_locked css_put(ffff88810f94bc00) [ 64.668679][ T587] !!!! put_css_set_locked css_put(ffff88810f94a000) [ 64.675322][ T587] !!!! put_css_set_locked css_put(ffff888100126400) [ 64.681988][ T587] !!!! put_css_set_locked cgroup_put(self ffff88810f5cc000) [ 64.689418][ T587] !!!! put_css_set_locked cgroup_put(self ffff88810fb2e000) [ 64.696766][ T587] !!!! put_css_set_locked cgroup_put(self ffff88810f5ce000) [ 64.704129][ T587] !!!! put_css_set_locked css_put(ffff8881100e0400) [ 64.710786][ T587] !!!! put_css_set_locked css_put(ffff88811f30d800) [ 64.717431][ T587] !!!! put_css_set_locked css_put(ffff8881100b9400) [ 64.724073][ T587] !!!! put_css_set_locked css_put(ffff88810ffb9400) [ 64.730728][ T587] !!!! put_css_set_locked css_put(ffff888110344000) [ 64.737381][ T587] !!!! put_css_set_locked css_put(ffff8881101dae00) [ 64.744125][ T587] !!!! put_css_set_locked css_put(ffff88811014f200) [ 64.750772][ T587] !!!! put_css_set_locked css_put(ffff888100126400) [ 64.757418][ T587] !!!! put_css_set_locked cgroup_put(self ffff888110346000) [ 64.764763][ T587] !!!! put_css_set_locked cgroup_put(self ffff88811045c000) [ 64.772103][ T587] !!!! put_css_set_locked cgroup_put(self ffff88811045a000) [ 64.779449][ T587] !!!! put_css_set_locked css_put(ffff888110af3000) [ 64.786091][ T587] !!!! put_css_set_locked css_put(ffff8881108e1a00) [ 64.792745][ T587] !!!! put_css_set_locked css_put(ffff88811014c800) [ 64.799389][ T587] !!!! put_css_set_locked css_put(ffff888111437400) [ 64.806041][ T587] !!!! put_css_set_locked css_put(ffff8881106ee000) [ 64.812710][ T587] !!!! put_css_set_locked css_put(ffff88811014d600) [ 64.819355][ T587] !!!! put_css_set_locked css_put(ffff88811014a400) [ 64.826097][ T587] !!!! put_css_set_locked css_put(ffff888100126400) [ 64.832741][ T587] !!!! put_css_set_locked cgroup_put(self ffff8881105b8000) [ 64.840088][ T587] !!!! put_css_set_locked cgroup_put(self ffff8881105ba000) [ 64.847429][ T587] !!!! put_css_set_locked cgroup_put(self ffff8881105be000) [ 64.854775][ T587] !!!! put_css_set_locked css_put(ffff8881100e3800) [ 64.861419][ T587] !!!! put_css_set_locked css_put(ffff88811f30ca00) [ 64.868060][ T587] !!!! put_css_set_locked css_put(ffff88811033d200) [ 64.874713][ T587] !!!! put_css_set_locked css_put(ffff8881114a8400) [ 64.883393][ T587] !!!! put_css_set_locked css_put(ffff888111180000) [ 64.890262][ T587] !!!! put_css_set_locked css_put(ffff88811014b800) [ 64.896904][ T587] !!!! put_css_set_locked css_put(ffff88811014a600) [ 64.903548][ T587] !!!! put_css_set_locked css_put(ffff888100126400) [ 64.910190][ T587] !!!! put_css_set_locked cgroup_put(self ffff888111182000) [ 64.917533][ T587] !!!! put_css_set_locked cgroup_put(self ffff8881111e4000) [ 64.924872][ T587] !!!! put_css_set_locked cgroup_put(self ffff888110bca000) [ 64.932996][ T587] !!!! control_disable control_disable ss name cpu [ 64.939608][ T587] !!!! control_disable control_disable ss name memory [ 64.946384][ T587] !!!! control_disable control_disable ss name pids [ 64.953091][ T587] !!!! control_disable control_disable ss name cpu [ 64.959626][ T587] !!!! control_disable control_disable ss name memory [ 64.966425][ T587] !!!! control_disable control_disable ss name pids [ 64.973129][ T587] !!!! control_disable control_disable ss name cpu [ 64.979710][ T587] !!!! control_disable control_disable ss name memory [ 64.986524][ T587] !!!! control_disable control_disable ss name pids [ 64.993183][ T587] !!!! control_disable control_disable ss name cpu [ 64.999728][ T587] !!!! control_disable control_disable ss name memory [ 65.006516][ T587] !!!! control_disable control_disable ss name pids [ 65.013169][ T587] !!!! control_disable control_disable ss name cpu [ 65.019735][ T587] !!!! control_disable control_disable ss name memory [ 65.026515][ T587] !!!! control_disable control_disable ss name pids [ 65.033166][ T587] !!!! control_disable control_disable ss name cpu [ 65.039744][ T587] !!!! control_disable control_disable ss name memory [ 65.046547][ T587] !!!! control_disable control_disable ss name pids [ 65.053212][ T587] !!!! control_disable control_disable ss name cpu [ 65.059796][ T587] !!!! control_disable control_disable ss name memory [ 65.066831][ T587] !!!! control_disable control_disable ss name pids [ 65.073701][ T581] !!!! put_css_set_locked css_put(ffff888111221c00) [ 65.080359][ T581] !!!! put_css_set_locked css_put(ffff8881108e1e00) [ 65.082819][ T587] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 65.087019][ T581] !!!! put_css_set_locked css_put(ffff88811033d400) [ 65.087024][ T581] !!!! put_css_set_locked css_put(ffff888111782400) [ 65.087030][ T581] !!!! put_css_set_locked css_put(ffff8881105bc000) [ 65.087035][ T581] !!!! put_css_set_locked css_put(ffff88811033be00) [ 65.087039][ T581] !!!! put_css_set_locked css_put(ffff88811033b200) [ 65.087044][ T581] !!!! put_css_set_locked css_put(ffff888114656800) [ 65.087057][ T581] !!!! put_css_set_locked cgroup_put(self ffff8881105e8000) [ 65.140735][ T581] !!!! put_css_set_locked cgroup_put(self ffff8881116b8000) [ 65.148174][ T581] !!!! put_css_set_locked cgroup_put(self ffff88811107c000) [ 65.155636][ T581] !!!! control_disable control_disable ss name cpu [ 65.162181][ T581] !!!! control_disable control_disable ss name memory [ 65.163371][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 65.172679][ T581] !!!! control_disable control_disable ss name pids [ 65.176199][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 65.182437][ T581] !!!! control_disable kill_css(ffff888114571c00) [ 65.189783][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 65.195876][ T581] !!!! control_disable control_disable ss name cpu [ 65.203119][ C1] !!!! put_css_set_locked css_put(ffff888110af3000) [ 65.210491][ T581] !!!! control_disable control_disable ss name memory [ 65.217093][ C1] !!!! put_css_set_locked css_put(ffff8881108e1a00) [ 65.217100][ C1] !!!! put_css_set_locked css_put(ffff88811014c800) [ 65.217113][ C1] !!!! put_css_set_locked css_put(ffff888111437400) [ 65.223894][ T581] !!!! control_disable control_disable ss name pids [ 65.230481][ C1] !!!! put_css_set_locked css_put(ffff8881106ee000) [ 65.230487][ C1] !!!! put_css_set_locked css_put(ffff88811014d600) [ 65.230492][ C1] !!!! put_css_set_locked css_put(ffff88811014a400) [ 65.230504][ C1] !!!! put_css_set_locked css_put(ffff888114656400) [ 65.237164][ T581] !!!! control_disable kill_css(ffff8881143f3c00) [ 65.243793][ C1] !!!! put_css_set_locked cgroup_put(self ffff8881105b8000) [ 65.243810][ C1] !!!! put_css_set_locked cgroup_put(self ffff8881105ba000) [ 65.243823][ C1] !!!! put_css_set_locked cgroup_put(self ffff8881105be000) [ 65.250461][ T581] !!!! control_disable control_disable ss name cpu [ 65.258341][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 65.280368][ T581] !!!! control_disable control_disable ss name memory [ 65.291378][ C0] !!!! css_killed_ref_fn enqueue(ffff888114571c00) [ 65.333202][ T581] !!!! control_disable control_disable ss name pids [ 65.339842][ T581] !!!! control_disable kill_css(ffff8881146ee400) [ 65.346360][ T581] !!!! control_disable control_disable ss name cpu [ 65.353320][ C0] !!!! css_killed_ref_fn enqueue(ffff8881143f3c00) [ 65.360106][ T581] !!!! control_disable control_disable ss name memory [ 65.367145][ T581] !!!! control_disable control_disable ss name pids [ 65.373764][ T581] !!!! control_disable kill_css(ffff888114656800) [ 65.380523][ T581] !!!! control_disable control_disable ss name cpu [ 65.387190][ T581] !!!! control_disable control_disable ss name memory [ 65.394048][ T581] !!!! control_disable control_disable ss name pids [ 65.400635][ C0] !!!! css_killed_ref_fn enqueue(ffff8881146ee400) [ 65.407230][ T581] !!!! control_disable kill_css(ffff888114656400) [ 65.413924][ T581] !!!! control_disable control_disable ss name cpu [ 65.420440][ C0] !!!! css_killed_ref_fn enqueue(ffff888114656800) [ 65.427038][ T581] !!!! control_disable control_disable ss name memory [ 65.433803][ T581] !!!! control_disable control_disable ss name pids [ 65.440395][ T581] !!!! control_disable kill_css(ffff888114654400) [ 65.447110][ T581] !!!! control_disable control_disable ss name cpu [ 65.453713][ T581] !!!! control_disable control_disable ss name memory [ 65.460498][ T581] !!!! control_disable control_disable ss name pids [ 65.467126][ T581] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 65.473663][ T441] !!!! css_release_work_fn(ffff888113cb9c00) [ 65.479733][ C0] !!!! css_killed_ref_fn enqueue(ffff888114656400) [ 65.486337][ T441] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888113cb9c00) [ 65.495137][ T441] !!!! css_release_work_fn(ffff888113cbd800) [ 65.501230][ T441] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888113cbd800) [ 65.502884][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 65.509563][ C0] !!!! css_killed_ref_fn enqueue(ffff888114654400) [ 65.512982][ T441] !!!! css_killed_work_fn css_put(ffff888114571c00) [ 65.516667][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 65.523240][ T441] !!!! css_killed_work_fn css_put(ffff8881143f3c00) [ 65.533473][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 65.536622][ T441] !!!! css_killed_work_fn css_put(ffff8881146ee400) [ 65.543805][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 65.551292][ T441] !!!! css_killed_work_fn css_put(ffff888114656800) [ 65.570518][ T441] !!!! css_release enqueue(ffff888114656800) [ 65.576970][ T441] !!!! css_killed_work_fn css_put(ffff888114656400) [ 65.583769][ T441] !!!! css_release enqueue(ffff888114656400) [ 65.589885][ T441] !!!! css_killed_work_fn css_put(ffff888114654400) [ 65.596566][ T441] !!!! css_free_rwork_fn(ffff888113cb9c00) [ 65.596588][ T592] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 65.602491][ T583] !!!! css_create css ffff8881135b0800 !!!! [ 65.602551][ T583] !!!! css_create css ffff8881135b0c00 !!!! [ 65.620950][ T441] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 65.627356][ T583] FAULT_INJECTION: forcing a failure. [ 65.627356][ T583] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 65.640742][ T583] CPU: 1 PID: 583 Comm: syz-executor.1 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 65.650858][ T583] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.660886][ T583] Call Trace: [ 65.664152][ T583] dump_stack_lvl+0x1e2/0x24b [ 65.668804][ T583] ? bfq_pos_tree_add_move+0x43e/0x43e [ 65.674247][ T583] ? __kasan_check_write+0x14/0x20 [ 65.679331][ T583] dump_stack+0x15/0x17 [ 65.683460][ T583] should_fail+0x3c0/0x510 [ 65.687860][ T583] should_fail_alloc_page+0x50/0x60 [ 65.693031][ T583] __alloc_pages_nodemask+0x1c0/0x890 [ 65.698390][ T583] ? cgroup_apply_control_enable+0x734/0x12e0 [ 65.704425][ T583] ? cgroup_apply_control+0x93/0x710 [ 65.709702][ T583] ? cgroup_subtree_control_write+0xd19/0x1310 [ 65.715828][ T583] ? gfp_pfmemalloc_allowed+0x120/0x120 [ 65.721348][ T583] ? delete_node+0x759/0x7b0 [ 65.725911][ T583] allocate_slab+0x78/0x540 [ 65.730387][ T583] ___slab_alloc+0x131/0x2e0 [ 65.734948][ T583] ? pids_css_alloc+0x4e/0x120 [ 65.739687][ T583] __slab_alloc+0x63/0xa0 [ 65.743995][ T583] ? pids_css_alloc+0x4e/0x120 [ 65.748739][ T583] kmem_cache_alloc_trace+0x20e/0x330 [ 65.754085][ T583] ? pids_css_alloc+0x4e/0x120 [ 65.758829][ T583] pids_css_alloc+0x4e/0x120 [ 65.763396][ T583] cgroup_apply_control_enable+0x6d9/0x12e0 [ 65.769387][ T583] cgroup_apply_control+0x93/0x710 [ 65.774475][ T583] ? css_next_child+0x160/0x160 [ 65.779301][ T583] ? set_next_entity+0xc5/0x390 [ 65.784574][ T583] ? io_schedule+0x120/0x120 [ 65.789153][ T583] ? kernfs_fop_write_iter+0x15e/0x410 [ 65.794592][ T583] ? __kasan_check_write+0x14/0x20 [ 65.799768][ T583] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 65.805025][ T583] cgroup_subtree_control_write+0xd19/0x1310 [ 65.810995][ T583] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 65.816947][ T583] ? __kasan_check_write+0x14/0x20 [ 65.822055][ T583] ? _copy_from_iter+0x3fb/0xd60 [ 65.827016][ T583] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 65.832975][ T583] cgroup_file_write+0x28e/0x590 [ 65.837906][ T583] ? cgroup_seqfile_stop+0xc0/0xc0 [ 65.842987][ T583] ? mutex_lock+0xa6/0x110 [ 65.847377][ T583] ? mutex_trylock+0xb0/0xb0 [ 65.851953][ T583] ? __kasan_check_write+0x14/0x20 [ 65.857040][ T583] kernfs_fop_write_iter+0x2d0/0x410 [ 65.862298][ T583] ? cgroup_seqfile_stop+0xc0/0xc0 [ 65.867382][ T583] vfs_write+0xc1c/0xf40 [ 65.871596][ T583] ? kernel_write+0x3c0/0x3c0 [ 65.876243][ T583] ? mutex_trylock+0xb0/0xb0 [ 65.880804][ T583] ? __fdget_pos+0x26d/0x310 [ 65.885367][ T583] ? ksys_write+0x77/0x2c0 [ 65.889762][ T583] ksys_write+0x198/0x2c0 [ 65.894151][ T583] ? __ia32_sys_read+0x90/0x90 [ 65.898926][ T583] ? debug_smp_processor_id+0x17/0x20 [ 65.904271][ T583] __x64_sys_write+0x7b/0x90 [ 65.908836][ T583] do_syscall_64+0x34/0x70 [ 65.913223][ T583] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 65.919090][ T583] RIP: 0033:0x7f7b4170e0e9 [ 65.923495][ T583] 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 [ 65.943215][ T583] RSP: 002b:00007f7b41663168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 65.951603][ T583] RAX: ffffffffffffffda RBX: 00007f7b41821030 RCX: 00007f7b4170e0e9 [ 65.959546][ T583] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 65.967494][ T583] RBP: 00007f7b416631d0 R08: 0000000000000000 R09: 0000000000000000 [ 65.976058][ T583] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 65.984002][ T583] R13: 00007fff5312d57f R14: 00007f7b41663300 R15: 0000000000022000 [ 65.992645][ T583] !!!! css_create css ffff888112277400 !!!! [ 65.998634][ T583] !!!! css_create css ffff88811462ec00 !!!! [ 66.004614][ T583] !!!! css_create css ffff8881145d0c00 !!!! [ 66.010661][ T583] !!!! css_create css ffff888112277000 !!!! [ 66.016685][ T583] !!!! put_css_set_locked css_put(ffff88811f331400) [ 66.023329][ T583] !!!! put_css_set_locked css_put(ffff88811f30dc00) [ 66.029985][ T583] !!!! put_css_set_locked css_put(ffff88810418e400) [ 66.036633][ T583] !!!! put_css_set_locked css_put(ffff88811f337800) [ 66.043275][ T583] !!!! put_css_set_locked css_put(ffff888101de0000) [ 66.050003][ T583] !!!! put_css_set_locked css_put(ffff88811f30e400) [ 66.056642][ T583] !!!! put_css_set_locked css_put(ffff88811f30e200) [ 66.063295][ T583] !!!! put_css_set_locked css_put(ffff888100126400) [ 66.069936][ T583] !!!! put_css_set_locked cgroup_put(self ffff888101de4000) [ 66.077284][ T583] !!!! put_css_set_locked cgroup_put(self ffff888104996000) [ 66.085152][ T583] !!!! put_css_set_locked cgroup_put(self ffff8881047f8000) [ 66.092501][ T583] !!!! put_css_set_locked css_put(ffff88810fa6a000) [ 66.099142][ T583] !!!! put_css_set_locked css_put(ffff88811f30d600) [ 66.105797][ T583] !!!! put_css_set_locked css_put(ffff88810f94aa00) [ 66.112441][ T583] !!!! put_css_set_locked css_put(ffff88810fcad000) [ 66.119087][ T583] !!!! put_css_set_locked css_put(ffff88810f5ca000) [ 66.125737][ T583] !!!! put_css_set_locked css_put(ffff88810f94bc00) [ 66.132378][ T583] !!!! put_css_set_locked css_put(ffff88810f94a000) [ 66.139065][ T583] !!!! put_css_set_locked css_put(ffff888100126400) [ 66.145707][ T583] !!!! put_css_set_locked cgroup_put(self ffff88810f5cc000) [ 66.153059][ T583] !!!! put_css_set_locked cgroup_put(self ffff88810fb2e000) [ 66.160421][ T583] !!!! put_css_set_locked cgroup_put(self ffff88810f5ce000) [ 66.167763][ T583] !!!! put_css_set_locked css_put(ffff8881100e0400) [ 66.174407][ T583] !!!! put_css_set_locked css_put(ffff88811f30d800) [ 66.181049][ T583] !!!! put_css_set_locked css_put(ffff8881100b9400) [ 66.187694][ T583] !!!! put_css_set_locked css_put(ffff88810ffb9400) [ 66.194342][ T583] !!!! put_css_set_locked css_put(ffff888110344000) [ 66.200985][ T583] !!!! put_css_set_locked css_put(ffff8881101dae00) [ 66.207625][ T583] !!!! put_css_set_locked css_put(ffff88811014f200) [ 66.214267][ T583] !!!! put_css_set_locked css_put(ffff888100126400) [ 66.220909][ T583] !!!! put_css_set_locked cgroup_put(self ffff888110346000) [ 66.228252][ T583] !!!! put_css_set_locked cgroup_put(self ffff88811045c000) [ 66.235594][ T583] !!!! put_css_set_locked cgroup_put(self ffff88811045a000) [ 66.242935][ T583] !!!! put_css_set_locked css_put(ffff888110af3000) [ 66.249578][ T583] !!!! put_css_set_locked css_put(ffff8881108e1a00) [ 66.256223][ T583] !!!! put_css_set_locked css_put(ffff88811014c800) [ 66.262867][ T583] !!!! put_css_set_locked css_put(ffff888111437400) [ 66.269510][ T583] !!!! put_css_set_locked css_put(ffff8881106ee000) [ 66.276152][ T583] !!!! put_css_set_locked css_put(ffff88811014d600) [ 66.282795][ T583] !!!! put_css_set_locked css_put(ffff88811014a400) [ 66.289447][ T583] !!!! put_css_set_locked css_put(ffff888100126400) [ 66.296110][ T583] !!!! put_css_set_locked cgroup_put(self ffff8881105b8000) [ 66.303475][ T583] !!!! put_css_set_locked cgroup_put(self ffff8881105ba000) [ 66.310832][ T583] !!!! put_css_set_locked cgroup_put(self ffff8881105be000) [ 66.318294][ T583] !!!! put_css_set_locked css_put(ffff8881100e3800) [ 66.324943][ T583] !!!! put_css_set_locked css_put(ffff88811f30ca00) [ 66.331593][ T583] !!!! put_css_set_locked css_put(ffff88811033d200) [ 66.338247][ T583] !!!! put_css_set_locked css_put(ffff8881114a8400) [ 66.344898][ T583] !!!! put_css_set_locked css_put(ffff888111180000) [ 66.351546][ T583] !!!! put_css_set_locked css_put(ffff88811014b800) [ 66.358194][ T583] !!!! put_css_set_locked css_put(ffff88811014a600) [ 66.364839][ T583] !!!! put_css_set_locked css_put(ffff888100126400) [ 66.371487][ T583] !!!! put_css_set_locked cgroup_put(self ffff888111182000) [ 66.378834][ T583] !!!! put_css_set_locked cgroup_put(self ffff8881111e4000) [ 66.386183][ T583] !!!! put_css_set_locked cgroup_put(self ffff888110bca000) [ 66.394066][ T583] !!!! control_disable control_disable ss name cpu [ 66.401310][ T583] !!!! control_disable control_disable ss name memory [ 66.408148][ T583] !!!! control_disable control_disable ss name pids [ 66.414772][ T583] !!!! control_disable control_disable ss name cpu [ 66.421654][ T583] !!!! control_disable control_disable ss name memory [ 66.428470][ T583] !!!! control_disable control_disable ss name pids [ 66.435068][ T583] !!!! control_disable control_disable ss name cpu [ 66.441603][ T583] !!!! control_disable control_disable ss name memory [ 66.449389][ T583] !!!! control_disable control_disable ss name pids [ 66.456102][ T583] !!!! control_disable control_disable ss name cpu [ 66.462829][ T583] !!!! control_disable control_disable ss name memory [ 66.469925][ T583] !!!! control_disable control_disable ss name pids [ 66.476692][ T583] !!!! control_disable control_disable ss name cpu [ 66.483372][ T583] !!!! control_disable control_disable ss name memory [ 66.490185][ T583] !!!! control_disable control_disable ss name pids [ 66.496868][ T583] !!!! control_disable control_disable ss name cpu [ 66.503763][ T583] !!!! control_disable control_disable ss name memory [ 66.510556][ T583] !!!! control_disable control_disable ss name pids [ 66.517299][ T583] !!!! control_disable control_disable ss name cpu [ 66.523974][ T583] !!!! control_disable control_disable ss name memory [ 66.531444][ T583] !!!! control_disable control_disable ss name pids [ 66.538213][ T577] !!!! put_css_set_locked css_put(ffff88811f331400) [ 66.539019][ T583] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 66.546003][ T577] !!!! put_css_set_locked css_put(ffff88811f30dc00) [ 66.546008][ T577] !!!! put_css_set_locked css_put(ffff88810418e400) [ 66.546013][ T577] !!!! put_css_set_locked css_put(ffff88811f337800) [ 66.546017][ T577] !!!! put_css_set_locked css_put(ffff888101de0000) [ 66.546022][ T577] !!!! put_css_set_locked css_put(ffff88811f30e400) [ 66.546027][ T577] !!!! put_css_set_locked css_put(ffff88811f30e200) [ 66.546037][ T577] !!!! put_css_set_locked css_put(ffff8881135b0800) [ 66.546054][ T577] !!!! put_css_set_locked cgroup_put(self ffff888101de4000) [ 66.608869][ T577] !!!! put_css_set_locked cgroup_put(self ffff888104996000) [ 66.616234][ T577] !!!! put_css_set_locked cgroup_put(self ffff8881047f8000) [ 66.623600][ T577] !!!! put_css_set_locked css_put(ffff88810fa6a000) [ 66.630259][ T577] !!!! put_css_set_locked css_put(ffff88811f30d600) [ 66.636930][ T577] !!!! put_css_set_locked css_put(ffff88810f94aa00) [ 66.643606][ T577] !!!! put_css_set_locked css_put(ffff88810fcad000) [ 66.650434][ T577] !!!! put_css_set_locked css_put(ffff88810f5ca000) [ 66.657225][ T577] !!!! put_css_set_locked css_put(ffff88810f94bc00) [ 66.663985][ T577] !!!! put_css_set_locked css_put(ffff88810f94a000) [ 66.670824][ T577] !!!! put_css_set_locked css_put(ffff8881135b0c00) [ 66.678250][ T577] !!!! put_css_set_locked cgroup_put(self ffff88810f5cc000) [ 66.686006][ T577] !!!! put_css_set_locked cgroup_put(self ffff88810fb2e000) [ 66.693354][ T577] !!!! put_css_set_locked cgroup_put(self ffff88810f5ce000) [ 66.700889][ T577] !!!! put_css_set_locked css_put(ffff8881100e0400) [ 66.707544][ T577] !!!! put_css_set_locked css_put(ffff88811f30d800) [ 66.714291][ T577] !!!! put_css_set_locked css_put(ffff8881100b9400) [ 66.720939][ T577] !!!! put_css_set_locked css_put(ffff88810ffb9400) [ 66.727683][ T577] !!!! put_css_set_locked css_put(ffff888110344000) [ 66.734423][ T577] !!!! put_css_set_locked css_put(ffff8881101dae00) [ 66.741169][ T577] !!!! put_css_set_locked css_put(ffff88811014f200) [ 66.748255][ T577] !!!! put_css_set_locked css_put(ffff888112277400) [ 66.755305][ T577] !!!! put_css_set_locked cgroup_put(self ffff888110346000) [ 66.763160][ T577] !!!! put_css_set_locked cgroup_put(self ffff88811045c000) [ 66.770942][ T577] !!!! put_css_set_locked cgroup_put(self ffff88811045a000) [ 66.778475][ T577] !!!! put_css_set_locked css_put(ffff888111221c00) [ 66.785237][ T577] !!!! put_css_set_locked css_put(ffff8881108e1e00) [ 66.791900][ T577] !!!! put_css_set_locked css_put(ffff88811033d400) [ 66.798543][ T577] !!!! put_css_set_locked css_put(ffff888111782400) [ 66.805201][ T577] !!!! put_css_set_locked css_put(ffff8881105bc000) [ 66.811845][ T577] !!!! put_css_set_locked css_put(ffff88811033be00) [ 66.821438][ T577] !!!! put_css_set_locked css_put(ffff88811033b200) [ 66.828185][ T577] !!!! put_css_set_locked css_put(ffff88811462ec00) [ 66.834829][ T577] !!!! put_css_set_locked cgroup_put(self ffff8881105e8000) [ 66.842753][ T577] !!!! put_css_set_locked cgroup_put(self ffff8881116b8000) [ 66.850485][ T577] !!!! put_css_set_locked cgroup_put(self ffff88811107c000) [ 66.857847][ T577] !!!! put_css_set_locked css_put(ffff8881100e3800) [ 66.864833][ T577] !!!! put_css_set_locked css_put(ffff88811f30ca00) [ 66.871542][ T577] !!!! put_css_set_locked css_put(ffff88811033d200) [ 66.878206][ T577] !!!! put_css_set_locked css_put(ffff8881114a8400) [ 66.884860][ T577] !!!! put_css_set_locked css_put(ffff888111180000) [ 66.891612][ T577] !!!! put_css_set_locked css_put(ffff88811014b800) [ 66.898277][ T577] !!!! put_css_set_locked css_put(ffff88811014a600) [ 66.904954][ T577] !!!! put_css_set_locked css_put(ffff888112277000) [ 66.911862][ T577] !!!! put_css_set_locked cgroup_put(self ffff888111182000) [ 66.919381][ T577] !!!! put_css_set_locked cgroup_put(self ffff8881111e4000) [ 66.926849][ T577] !!!! put_css_set_locked cgroup_put(self ffff888110bca000) [ 66.935519][ T577] !!!! control_disable control_disable ss name cpu [ 66.942623][ T577] !!!! control_disable control_disable ss name memory [ 66.950045][ T577] !!!! control_disable control_disable ss name pids [ 66.951182][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 66.961725][ T577] !!!! control_disable kill_css(ffff8881135b0800) [ 66.970958][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 66.971032][ T577] !!!! control_disable control_disable ss name cpu [ 66.977906][ C1] !!!! put_css_set_locked css_put(ffff8881100e3800) [ 66.984663][ T577] !!!! control_disable control_disable ss name memory [ 66.991029][ C1] !!!! put_css_set_locked css_put(ffff88811f30ca00) [ 66.991034][ C1] !!!! put_css_set_locked css_put(ffff88811033d200) [ 66.991039][ C1] !!!! put_css_set_locked css_put(ffff8881114a8400) [ 66.991044][ C1] !!!! put_css_set_locked css_put(ffff888111180000) [ 66.991048][ C1] !!!! put_css_set_locked css_put(ffff88811014b800) [ 66.991053][ C1] !!!! put_css_set_locked css_put(ffff88811014a600) [ 66.991057][ C1] !!!! put_css_set_locked css_put(ffff888114654400) [ 66.991062][ C1] !!!! css_release enqueue(ffff888114654400) [ 66.991085][ C1] !!!! put_css_set_locked cgroup_put(self ffff888111182000) [ 66.991094][ C1] !!!! put_css_set_locked cgroup_put(self ffff8881111e4000) [ 66.991103][ C1] !!!! put_css_set_locked cgroup_put(self ffff888110bca000) [ 66.992083][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 66.998766][ T577] !!!! control_disable control_disable ss name pids [ 67.005326][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 67.011800][ T577] !!!! control_disable kill_css(ffff8881135b0c00) [ 67.032054][ C0] !!!! css_killed_ref_fn enqueue(ffff8881135b0800) [ 67.107664][ T577] !!!! control_disable control_disable ss name cpu [ 67.114202][ T577] !!!! control_disable control_disable ss name memory [ 67.120988][ T577] !!!! control_disable control_disable ss name pids [ 67.127638][ T577] !!!! control_disable kill_css(ffff888112277400) [ 67.134179][ T577] !!!! control_disable control_disable ss name cpu [ 67.140750][ T577] !!!! control_disable control_disable ss name memory [ 67.147537][ T577] !!!! control_disable control_disable ss name pids [ 67.154123][ T577] !!!! control_disable kill_css(ffff88811462ec00) [ 67.160672][ C0] !!!! css_killed_ref_fn enqueue(ffff8881135b0c00) [ 67.167373][ T577] !!!! control_disable control_disable ss name cpu [ 67.174106][ T577] !!!! control_disable control_disable ss name memory [ 67.181137][ T577] !!!! control_disable control_disable ss name pids [ 67.187763][ C0] !!!! css_killed_ref_fn enqueue(ffff888112277400) [ 67.194369][ T577] !!!! control_disable kill_css(ffff8881145d0c00) [ 67.200961][ T577] !!!! control_disable control_disable ss name cpu [ 67.207578][ C0] !!!! css_killed_ref_fn enqueue(ffff88811462ec00) [ 67.214190][ T577] !!!! control_disable control_disable ss name memory [ 67.221364][ T577] !!!! control_disable control_disable ss name pids [ 67.228179][ T577] !!!! control_disable kill_css(ffff888112277000) [ 67.234718][ T577] !!!! control_disable control_disable ss name cpu [ 67.241422][ C0] !!!! css_killed_ref_fn enqueue(ffff8881145d0c00) [ 67.248649][ T577] !!!! control_disable control_disable ss name memory [ 67.255647][ T577] !!!! control_disable control_disable ss name pids [ 67.262393][ T577] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 67.268935][ C0] !!!! css_killed_ref_fn enqueue(ffff888112277000) [ 67.275648][ T441] !!!! css_release_work_fn(ffff888114656800) [ 67.281785][ T441] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888114656800) [ 67.281792][ T372] !!!! css_release_work_fn(ffff888114654400) [ 67.281808][ T372] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888114654400) [ 67.290206][ T441] !!!! css_free_rwork_fn(ffff888113cbd800) [ 67.290226][ T441] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 67.317555][ T441] !!!! css_release_work_fn(ffff888114656400) [ 67.319019][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 67.327598][ T441] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888114656400) [ 67.331081][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 67.339310][ T441] !!!! css_killed_work_fn css_put(ffff8881135b0800) [ 67.347397][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 67.352855][ T441] !!!! css_release enqueue(ffff8881135b0800) [ 67.360630][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 67.365807][ T441] !!!! css_killed_work_fn css_put(ffff8881135b0c00) [ 67.372783][ T372] !!!! css_free_rwork_fn(ffff888114654400) [ 67.379944][ T441] !!!! css_release enqueue(ffff8881135b0c00) [ 67.385588][ T372] !!!! css_free_rwork_fn parent (ffff888111182000) [ 67.394765][ T441] !!!! css_killed_work_fn css_put(ffff888112277400) [ 67.405166][ T441] !!!! css_release enqueue(ffff888112277400) [ 67.411555][ T441] !!!! css_killed_work_fn css_put(ffff88811462ec00) [ 67.418530][ T441] !!!! css_release enqueue(ffff88811462ec00) [ 67.424626][ T441] !!!! css_killed_work_fn css_put(ffff8881145d0c00) [ 67.431531][ T441] !!!! css_killed_work_fn css_put(ffff888112277000) [ 67.438639][ T441] !!!! css_release enqueue(ffff888112277000) [ 67.444738][ T571] !!!! css_create css ffff888114970800 !!!! [ 67.450738][ T571] !!!! css_create css ffff888114970000 !!!! [ 67.456664][ T571] !!!! css_create css ffff888114971000 !!!! [ 67.462613][ T571] FAULT_INJECTION: forcing a failure. [ 67.462613][ T571] name failslab, interval 1, probability 0, space 0, times 0 [ 67.475375][ T571] CPU: 0 PID: 571 Comm: syz-executor.4 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 67.485513][ T571] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.495556][ T571] Call Trace: [ 67.498839][ T571] dump_stack_lvl+0x1e2/0x24b [ 67.503668][ T571] ? bfq_pos_tree_add_move+0x43e/0x43e [ 67.509134][ T571] ? find_next_bit+0xd6/0x120 [ 67.513873][ T571] ? cpumask_next+0x11/0x30 [ 67.518378][ T571] dump_stack+0x15/0x17 [ 67.522518][ T571] should_fail+0x3c0/0x510 [ 67.526930][ T571] ? percpu_ref_init+0xd0/0x330 [ 67.531863][ T571] __should_failslab+0x9f/0xe0 [ 67.536614][ T571] should_failslab+0x9/0x20 [ 67.541113][ T571] kmem_cache_alloc_trace+0x3a/0x330 [ 67.546559][ T571] percpu_ref_init+0xd0/0x330 [ 67.551273][ T571] ? cgroup_setup_root+0xea0/0xea0 [ 67.556367][ T571] cgroup_apply_control_enable+0x734/0x12e0 [ 67.562240][ T571] cgroup_apply_control+0x93/0x710 [ 67.567331][ T571] ? css_next_child+0x160/0x160 [ 67.572159][ T571] ? io_schedule+0x120/0x120 [ 67.576728][ T571] ? kernfs_fop_write_iter+0x15e/0x410 [ 67.582165][ T571] ? __kasan_check_write+0x14/0x20 [ 67.587267][ T571] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 67.592541][ T571] cgroup_subtree_control_write+0xd19/0x1310 [ 67.598511][ T571] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 67.604696][ T571] ? __kasan_check_write+0x14/0x20 [ 67.609921][ T571] ? _copy_from_iter+0x3fb/0xd60 [ 67.614885][ T571] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 67.620855][ T571] cgroup_file_write+0x28e/0x590 [ 67.626449][ T571] ? cgroup_seqfile_stop+0xc0/0xc0 [ 67.631561][ T571] ? mutex_lock+0xa6/0x110 [ 67.636103][ T571] ? mutex_trylock+0xb0/0xb0 [ 67.640678][ T571] ? __kasan_check_write+0x14/0x20 [ 67.645771][ T571] kernfs_fop_write_iter+0x2d0/0x410 [ 67.651154][ T571] ? cgroup_seqfile_stop+0xc0/0xc0 [ 67.656260][ T571] vfs_write+0xc1c/0xf40 [ 67.660489][ T571] ? kernel_write+0x3c0/0x3c0 [ 67.665165][ T571] ? mutex_trylock+0xb0/0xb0 [ 67.669823][ T571] ? __fdget_pos+0x26d/0x310 [ 67.674398][ T571] ? ksys_write+0x77/0x2c0 [ 67.678793][ T571] ksys_write+0x198/0x2c0 [ 67.683123][ T571] ? __ia32_sys_read+0x90/0x90 [ 67.687872][ T571] ? debug_smp_processor_id+0x17/0x20 [ 67.693253][ T571] __x64_sys_write+0x7b/0x90 [ 67.697852][ T571] do_syscall_64+0x34/0x70 [ 67.702259][ T571] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 67.708128][ T571] RIP: 0033:0x7f6da61ea0e9 [ 67.712541][ T571] 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 [ 67.732126][ T571] RSP: 002b:00007f6da6160168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 67.740538][ T571] RAX: ffffffffffffffda RBX: 00007f6da62fcf60 RCX: 00007f6da61ea0e9 [ 67.748517][ T571] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 67.756501][ T571] RBP: 00007f6da61601d0 R08: 0000000000000000 R09: 0000000000000000 [ 67.765841][ T571] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 67.773795][ T571] R13: 00007fff14a7515f R14: 00007f6da6160300 R15: 0000000000022000 [ 67.781883][ T571] !!!! css_create rcu_enqueue(ffff888114971000) !!!! [ 67.788634][ T571] !!!! control_disable control_disable ss name cpu [ 67.795128][ T571] !!!! control_disable control_disable ss name memory [ 67.801918][ T571] !!!! control_disable control_disable ss name pids [ 67.808526][ T571] !!!! control_disable kill_css(ffff888114970800) [ 67.815067][ T571] !!!! control_disable control_disable ss name cpu [ 67.821616][ T571] !!!! control_disable control_disable ss name memory [ 67.828396][ T571] !!!! control_disable control_disable ss name pids [ 67.834974][ T571] !!!! control_disable kill_css(ffff888114970000) [ 67.841567][ T571] !!!! control_disable control_disable ss name cpu [ 67.848094][ T571] !!!! control_disable control_disable ss name memory [ 67.854838][ T571] !!!! control_disable control_disable ss name cpu [ 67.861380][ T571] !!!! control_disable control_disable ss name memory [ 67.868302][ T571] !!!! control_disable control_disable ss name cpu [ 67.874918][ T571] !!!! control_disable control_disable ss name memory [ 67.881709][ T571] !!!! control_disable control_disable ss name cpu [ 67.888265][ T571] !!!! control_disable control_disable ss name memory [ 67.895022][ T571] !!!! control_disable control_disable ss name cpu [ 67.901636][ T571] !!!! control_disable control_disable ss name memory [ 67.908601][ C0] !!!! css_killed_ref_fn enqueue(ffff888114970800) [ 67.908639][ C0] !!!! css_killed_ref_fn enqueue(ffff888114970000) [ 67.921816][ T571] !!!! control_disable control_disable ss name pids [ 67.928461][ T441] !!!! css_release_work_fn(ffff8881135b0800) [ 67.929286][ T571] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 67.934509][ T441] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff8881135b0800) [ 67.934530][ T441] !!!! css_free_rwork_fn(ffff888114656800) [ 67.955270][ T441] !!!! css_free_rwork_fn parent (ffff8881105e8000) [ 67.956724][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 67.966429][ T441] !!!! css_release_work_fn(ffff8881135b0c00) [ 67.969239][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 67.974803][ T441] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff8881135b0c00) [ 67.974826][ T441] !!!! css_free_rwork_fn(ffff888114656400) [ 67.982563][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 67.990035][ T441] !!!! css_free_rwork_fn parent (ffff8881105b8000) [ 67.996615][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 68.002756][ T441] !!!! css_release_work_fn(ffff888112277400) [ 68.022234][ T441] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888112277400) [ 68.030703][ T441] !!!! css_release_work_fn(ffff88811462ec00) [ 68.036835][ T441] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff88811462ec00) [ 68.045459][ T441] !!!! css_release_work_fn(ffff888112277000) [ 68.051645][ T441] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888112277000) [ 68.060003][ T441] !!!! css_free_rwork_fn(ffff888114971000) [ 68.065979][ T441] !!!! css_free_rwork_fn parent (ffff888110346000) [ 68.072687][ T441] !!!! css_killed_work_fn css_put(ffff888114970800) [ 68.079444][ T441] !!!! css_release enqueue(ffff888114970800) [ 68.085517][ T441] !!!! css_killed_work_fn css_put(ffff888114970000) [ 68.092317][ T441] !!!! css_release enqueue(ffff888114970000) [ 68.098426][ T441] !!!! css_free_rwork_fn(ffff8881135b0800) [ 68.098449][ T600] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 68.104365][ T592] !!!! css_create css ffff888114ae5000 !!!! [ 68.111056][ T597] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 68.116810][ T441] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 68.116887][ T383] !!!! css_free_rwork_fn(ffff8881135b0c00) [ 68.124065][ T592] !!!! css_create css ffff888114a98000 !!!! [ 68.130050][ T383] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 68.136326][ T592] !!!! css_create css ffff888114a99800 !!!! [ 68.154389][ T592] FAULT_INJECTION: forcing a failure. [ 68.154389][ T592] name failslab, interval 1, probability 0, space 0, times 0 [ 68.167071][ T592] CPU: 1 PID: 592 Comm: syz-executor.5 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 68.177204][ T592] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.187235][ T592] Call Trace: [ 68.190521][ T592] dump_stack_lvl+0x1e2/0x24b [ 68.195177][ T592] ? bfq_pos_tree_add_move+0x43e/0x43e [ 68.200809][ T592] ? find_next_bit+0xd6/0x120 [ 68.205467][ T592] ? cpumask_next+0x11/0x30 [ 68.209956][ T592] dump_stack+0x15/0x17 [ 68.214094][ T592] should_fail+0x3c0/0x510 [ 68.218489][ T592] ? percpu_ref_init+0xd0/0x330 [ 68.223334][ T592] __should_failslab+0x9f/0xe0 [ 68.228085][ T592] should_failslab+0x9/0x20 [ 68.232570][ T592] kmem_cache_alloc_trace+0x3a/0x330 [ 68.238535][ T592] percpu_ref_init+0xd0/0x330 [ 68.243197][ T592] ? cgroup_setup_root+0xea0/0xea0 [ 68.248295][ T592] cgroup_apply_control_enable+0x734/0x12e0 [ 68.254173][ T592] cgroup_apply_control+0x93/0x710 [ 68.260293][ T592] ? css_next_child+0x160/0x160 [ 68.265136][ T592] ? io_schedule+0x120/0x120 [ 68.269817][ T592] ? kernfs_fop_write_iter+0x15e/0x410 [ 68.275258][ T592] ? __kasan_check_write+0x14/0x20 [ 68.280355][ T592] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 68.285683][ T592] cgroup_subtree_control_write+0xd19/0x1310 [ 68.291638][ T592] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 68.297625][ T592] ? __kasan_check_write+0x14/0x20 [ 68.302723][ T592] ? _copy_from_iter+0x3fb/0xd60 [ 68.307638][ T592] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 68.313864][ T592] cgroup_file_write+0x28e/0x590 [ 68.318799][ T592] ? cgroup_seqfile_stop+0xc0/0xc0 [ 68.323895][ T592] ? mutex_lock+0xa6/0x110 [ 68.328286][ T592] ? mutex_trylock+0xb0/0xb0 [ 68.332853][ T592] ? __kasan_check_write+0x14/0x20 [ 68.337976][ T592] kernfs_fop_write_iter+0x2d0/0x410 [ 68.343329][ T592] ? cgroup_seqfile_stop+0xc0/0xc0 [ 68.348526][ T592] vfs_write+0xc1c/0xf40 [ 68.352743][ T592] ? kernel_write+0x3c0/0x3c0 [ 68.357412][ T592] ? mutex_trylock+0xb0/0xb0 [ 68.361993][ T592] ? __fdget_pos+0x26d/0x310 [ 68.366574][ T592] ? ksys_write+0x77/0x2c0 [ 68.371002][ T592] ksys_write+0x198/0x2c0 [ 68.375326][ T592] ? __ia32_sys_read+0x90/0x90 [ 68.380110][ T592] ? debug_smp_processor_id+0x17/0x20 [ 68.385805][ T592] __x64_sys_write+0x7b/0x90 [ 68.390384][ T592] do_syscall_64+0x34/0x70 [ 68.394779][ T592] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 68.400647][ T592] RIP: 0033:0x7fdb1ec440e9 [ 68.405042][ 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 [ 68.424623][ T592] RSP: 002b:00007fdb1ebba168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 68.433016][ T592] RAX: ffffffffffffffda RBX: 00007fdb1ed56f60 RCX: 00007fdb1ec440e9 [ 68.440987][ T592] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 68.449031][ T592] RBP: 00007fdb1ebba1d0 R08: 0000000000000000 R09: 0000000000000000 [ 68.456981][ T592] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 68.464954][ T592] R13: 00007fffe44a9f8f R14: 00007fdb1ebba300 R15: 0000000000022000 [ 68.473257][ T592] !!!! css_create rcu_enqueue(ffff888114a99800) !!!! [ 68.479987][ T592] !!!! control_disable control_disable ss name cpu [ 68.486478][ T592] !!!! control_disable control_disable ss name memory [ 68.493533][ T592] !!!! control_disable control_disable ss name pids [ 68.500453][ T592] !!!! control_disable kill_css(ffff888114ae5000) [ 68.507210][ T592] !!!! control_disable control_disable ss name cpu [ 68.513833][ T592] !!!! control_disable control_disable ss name memory [ 68.520710][ T592] !!!! control_disable control_disable ss name pids [ 68.527347][ T372] !!!! css_free_rwork_fn(ffff888114a99800) [ 68.527517][ T592] !!!! control_disable kill_css(ffff888114a98000) [ 68.533218][ T372] !!!! css_free_rwork_fn parent (ffff888110346000) [ 68.546383][ T592] !!!! control_disable control_disable ss name cpu [ 68.552925][ C0] !!!! css_killed_ref_fn enqueue(ffff888114ae5000) [ 68.559545][ T592] !!!! control_disable control_disable ss name memory [ 68.566283][ T592] !!!! control_disable control_disable ss name cpu [ 68.572879][ T592] !!!! control_disable control_disable ss name memory [ 68.579649][ C0] !!!! css_killed_ref_fn enqueue(ffff888114a98000) [ 68.586230][ T592] !!!! control_disable control_disable ss name cpu [ 68.592728][ T592] !!!! control_disable control_disable ss name memory [ 68.599482][ T592] !!!! control_disable control_disable ss name cpu [ 68.606037][ T592] !!!! control_disable control_disable ss name memory [ 68.612794][ T592] !!!! control_disable control_disable ss name cpu [ 68.619295][ T592] !!!! control_disable control_disable ss name memory [ 68.626027][ T592] !!!! control_disable control_disable ss name pids [ 68.632756][ T592] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 68.639262][ T441] !!!! css_release_work_fn(ffff888114970800) [ 68.645301][ T441] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888114970800) 2022/06/07 03:59:58 executed programs: 58 [ 68.654233][ T441] !!!! css_release_work_fn(ffff888114970000) [ 68.660959][ T441] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888114970000) [ 68.663321][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 68.673089][ T441] !!!! css_free_rwork_fn(ffff888112277400) [ 68.676629][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 68.682061][ T441] !!!! css_free_rwork_fn parent (ffff888110346000) [ 68.682098][ T441] !!!! css_free_rwork_fn(ffff88811462ec00) [ 68.682103][ T441] !!!! css_free_rwork_fn parent (ffff8881105e8000) [ 68.682114][ T441] !!!! css_free_rwork_fn(ffff888112277000) [ 68.682118][ T441] !!!! css_free_rwork_fn parent (ffff888111182000) [ 68.682132][ T441] !!!! css_killed_work_fn css_put(ffff888114ae5000) [ 68.689004][ C1] !!!! put_css_set_locked css_put(ffff888110af3000) [ 68.695609][ T441] !!!! css_release enqueue(ffff888114ae5000) [ 68.701413][ C1] !!!! put_css_set_locked css_put(ffff8881108e1a00) [ 68.701419][ C1] !!!! put_css_set_locked css_put(ffff88811014c800) [ 68.701424][ C1] !!!! put_css_set_locked css_put(ffff888111437400) [ 68.701436][ C1] !!!! put_css_set_locked css_put(ffff8881106ee000) [ 68.708050][ T441] !!!! css_killed_work_fn css_put(ffff888114a98000) [ 68.714961][ C1] !!!! put_css_set_locked css_put(ffff88811014d600) [ 68.721551][ T441] !!!! css_release enqueue(ffff888114a98000) [ 68.728153][ C1] !!!! put_css_set_locked css_put(ffff88811014a400) [ 68.728158][ C1] !!!! put_css_set_locked css_put(ffff8881145d0c00) [ 68.728170][ C1] !!!! css_release enqueue(ffff8881145d0c00) [ 68.734853][ T584] !!!! css_create css ffff888114a4f400 !!!! [ 68.740871][ C1] !!!! put_css_set_locked cgroup_put(self ffff8881105b8000) [ 68.740880][ C1] !!!! put_css_set_locked cgroup_put(self ffff8881105ba000) [ 68.740889][ C1] !!!! put_css_set_locked cgroup_put(self ffff8881105be000) [ 68.741458][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 68.748893][ T584] !!!! css_create css ffff888114cab000 !!!! [ 68.754763][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 68.761265][ T584] !!!! css_create css ffff888114cabc00 !!!! [ 68.860205][ T584] FAULT_INJECTION: forcing a failure. [ 68.860205][ T584] name failslab, interval 1, probability 0, space 0, times 0 [ 68.873053][ T584] CPU: 0 PID: 584 Comm: syz-executor.0 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 68.883177][ T584] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.893207][ T584] Call Trace: [ 68.896474][ T584] dump_stack_lvl+0x1e2/0x24b [ 68.901122][ T584] ? bfq_pos_tree_add_move+0x43e/0x43e [ 68.906551][ T584] dump_stack+0x15/0x17 [ 68.910690][ T584] should_fail+0x3c0/0x510 [ 68.915081][ T584] ? __kernfs_new_node+0x99/0x6e0 [ 68.920126][ T584] __should_failslab+0x9f/0xe0 [ 68.924868][ T584] should_failslab+0x9/0x20 [ 68.929345][ T584] __kmalloc_track_caller+0x5f/0x350 [ 68.934608][ T584] kstrdup_const+0x55/0x90 [ 68.938996][ T584] __kernfs_new_node+0x99/0x6e0 [ 68.943816][ T584] ? stack_trace_save+0x1f0/0x1f0 [ 68.948811][ T584] ? kernfs_new_node+0x170/0x170 [ 68.953760][ T584] ? ptr_to_hashval+0x60/0x60 [ 68.958413][ T584] ? snprintf+0xd6/0x120 [ 68.962630][ T584] kernfs_new_node+0x97/0x170 [ 68.967463][ T584] __kernfs_create_file+0x4a/0x270 [ 68.972568][ T584] cgroup_addrm_files+0xab8/0xfe0 [ 68.977596][ T584] ? cgroup_apply_control_enable+0x734/0x12e0 [ 68.983643][ T584] ? cgroup_apply_control+0x93/0x710 [ 68.988923][ T584] ? cgroup_subtree_control_write+0xd19/0x1310 [ 68.995068][ T584] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 69.001196][ T584] ? delete_node+0x759/0x7b0 [ 69.005765][ T584] ? __kasan_check_read+0x11/0x20 [ 69.010761][ T584] ? delete_node+0x759/0x7b0 [ 69.015416][ T584] ? __kasan_check_write+0x14/0x20 [ 69.020504][ T584] ? __radix_tree_replace+0x246/0x2e0 [ 69.025852][ T584] ? idr_get_next+0x4b0/0x4b0 [ 69.030520][ T584] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 69.035513][ T584] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 69.040685][ T584] css_populate_dir+0x137/0x370 [ 69.045516][ T584] cgroup_apply_control_enable+0x629/0x12e0 [ 69.051408][ T584] cgroup_apply_control+0x93/0x710 [ 69.056492][ T584] ? css_next_child+0x160/0x160 [ 69.061320][ T584] ? dequeue_task_fair+0x7ad/0xb50 [ 69.066413][ T584] ? io_schedule+0x120/0x120 [ 69.070996][ T584] ? kernfs_fop_write_iter+0x15e/0x410 [ 69.076440][ T584] ? __kasan_check_write+0x14/0x20 [ 69.081542][ T584] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 69.086803][ T584] cgroup_subtree_control_write+0xd19/0x1310 [ 69.092765][ T584] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 69.098817][ T584] ? __kasan_check_write+0x14/0x20 [ 69.103917][ T584] ? _copy_from_iter+0x3fb/0xd60 [ 69.108837][ T584] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 69.114799][ T584] cgroup_file_write+0x28e/0x590 [ 69.119729][ T584] ? cgroup_seqfile_stop+0xc0/0xc0 [ 69.124815][ T584] ? mutex_lock+0xa6/0x110 [ 69.129204][ T584] ? mutex_trylock+0xb0/0xb0 [ 69.133766][ T584] ? __kasan_check_write+0x14/0x20 [ 69.138851][ T584] kernfs_fop_write_iter+0x2d0/0x410 [ 69.144110][ T584] ? cgroup_seqfile_stop+0xc0/0xc0 [ 69.149195][ T584] vfs_write+0xc1c/0xf40 [ 69.153411][ T584] ? kernel_write+0x3c0/0x3c0 [ 69.158068][ T584] ? mutex_trylock+0xb0/0xb0 [ 69.162640][ T584] ? __fdget_pos+0x26d/0x310 [ 69.167201][ T584] ? ksys_write+0x77/0x2c0 [ 69.171589][ T584] ksys_write+0x198/0x2c0 [ 69.175893][ T584] ? __ia32_sys_read+0x90/0x90 [ 69.180638][ T584] ? debug_smp_processor_id+0x17/0x20 [ 69.185994][ T584] __x64_sys_write+0x7b/0x90 [ 69.190572][ T584] do_syscall_64+0x34/0x70 [ 69.194965][ T584] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 69.200841][ T584] RIP: 0033:0x7fda341850e9 [ 69.205233][ T584] 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 [ 69.224809][ T584] RSP: 002b:00007fda340da168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 69.233196][ T584] RAX: ffffffffffffffda RBX: 00007fda34298030 RCX: 00007fda341850e9 [ 69.241148][ T584] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 69.249097][ T584] RBP: 00007fda340da1d0 R08: 0000000000000000 R09: 0000000000000000 [ 69.257055][ T584] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 69.265007][ T584] R13: 00007fff85be82bf R14: 00007fda340da300 R15: 0000000000022000 [ 69.274295][ T584] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 69.281408][ T584] !!!! control_disable control_disable ss name cpu [ 69.288130][ T584] !!!! control_disable control_disable ss name memory [ 69.294916][ T584] !!!! control_disable control_disable ss name pids [ 69.302197][ T584] !!!! control_disable kill_css(ffff888114a4f400) [ 69.308973][ T584] !!!! control_disable control_disable ss name cpu [ 69.315453][ T584] !!!! control_disable control_disable ss name memory [ 69.322258][ T584] !!!! control_disable control_disable ss name pids [ 69.329285][ T584] !!!! control_disable kill_css(ffff888114cab000) [ 69.335796][ T584] !!!! control_disable control_disable ss name cpu [ 69.342296][ T584] !!!! control_disable control_disable ss name memory [ 69.349057][ T584] !!!! control_disable control_disable ss name pids [ 69.355628][ T584] !!!! control_disable kill_css(ffff888114cabc00) [ 69.362147][ T584] !!!! control_disable control_disable ss name cpu [ 69.368646][ T584] !!!! control_disable control_disable ss name memory [ 69.375375][ T584] !!!! control_disable control_disable ss name cpu [ 69.382020][ T584] !!!! control_disable control_disable ss name memory [ 69.388791][ T584] !!!! control_disable control_disable ss name cpu [ 69.395277][ T584] !!!! control_disable control_disable ss name memory [ 69.402049][ T584] !!!! control_disable control_disable ss name cpu [ 69.408564][ T584] !!!! control_disable control_disable ss name memory [ 69.415393][ T584] !!!! control_disable control_disable ss name pids [ 69.422099][ T584] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 69.422242][ T372] !!!! css_release_work_fn(ffff8881145d0c00) [ 69.430857][ C0] !!!! css_killed_ref_fn enqueue(ffff888114a4f400) [ 69.434764][ T372] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff8881145d0c00) [ 69.441425][ T441] !!!! css_release_work_fn(ffff888114ae5000) [ 69.457441][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 69.460820][ T441] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888114ae5000) [ 69.465547][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 69.472654][ C0] !!!! css_killed_ref_fn enqueue(ffff888114cab000) [ 69.481523][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 69.487009][ C0] !!!! css_killed_ref_fn enqueue(ffff888114cabc00) [ 69.487383][ T441] !!!! css_release_work_fn(ffff888114a98000) [ 69.495522][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 69.504249][ C0] !!!! put_css_set_locked css_put(ffff88811f331400) [ 69.507053][ T372] !!!! css_free_rwork_fn(ffff8881145d0c00) [ 69.514693][ C0] !!!! put_css_set_locked css_put(ffff88811f30dc00) [ 69.514698][ C0] !!!! put_css_set_locked css_put(ffff88810418e400) [ 69.514703][ C0] !!!! put_css_set_locked css_put(ffff88811f337800) [ 69.514708][ C0] !!!! put_css_set_locked css_put(ffff888101de0000) [ 69.514713][ C0] !!!! put_css_set_locked css_put(ffff88811f30e400) [ 69.514717][ C0] !!!! put_css_set_locked css_put(ffff88811f30e200) [ 69.514722][ C0] !!!! put_css_set_locked css_put(ffff888114571c00) [ 69.514727][ C0] !!!! put_css_set_locked cgroup_put(self ffff888101de4000) [ 69.514737][ C0] !!!! put_css_set_locked cgroup_put(self ffff888104996000) [ 69.514744][ C0] !!!! put_css_set_locked cgroup_put(self ffff8881047f8000) [ 69.514820][ T441] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888114a98000) [ 69.522801][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 69.529036][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 69.535184][ T372] !!!! css_free_rwork_fn parent (ffff8881105b8000) [ 69.541793][ T441] !!!! css_free_rwork_fn(ffff888114970800) [ 69.549321][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 69.556179][ T441] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 69.564246][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 69.569613][ T383] !!!! css_free_rwork_fn(ffff888114970000) [ 69.658970][ T383] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 69.665591][ T383] !!!! css_killed_work_fn css_put(ffff888114a4f400) [ 69.672412][ T383] !!!! css_release enqueue(ffff888114a4f400) [ 69.678561][ T383] !!!! css_killed_work_fn css_put(ffff888114cab000) [ 69.685251][ T383] !!!! css_release enqueue(ffff888114cab000) [ 69.691718][ T383] !!!! css_killed_work_fn css_put(ffff888114cabc00) [ 69.698485][ T383] !!!! css_release enqueue(ffff888114cabc00) [ 69.704602][ T383] !!!! css_free_rwork_fn(ffff888114ae5000) [ 69.704629][ T582] !!!! css_create css ffff888114ef1800 !!!! [ 69.710535][ T383] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 69.716611][ T582] !!!! css_create css ffff888114ef2800 !!!! [ 69.723130][ T383] !!!! css_free_rwork_fn(ffff888114a98000) [ 69.729060][ T582] !!!! css_create css ffff888114e1bc00 !!!! [ 69.734843][ T383] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 69.740766][ T582] FAULT_INJECTION: forcing a failure. [ 69.740766][ T582] name failslab, interval 1, probability 0, space 0, times 0 [ 69.759825][ T582] CPU: 1 PID: 582 Comm: syz-executor.2 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 69.770898][ T582] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.780928][ T582] Call Trace: [ 69.784204][ T582] dump_stack_lvl+0x1e2/0x24b [ 69.788873][ T582] ? bfq_pos_tree_add_move+0x43e/0x43e [ 69.794311][ T582] ? find_next_bit+0xd6/0x120 [ 69.798968][ T582] ? cpumask_next+0x11/0x30 [ 69.803534][ T582] dump_stack+0x15/0x17 [ 69.807665][ T582] should_fail+0x3c0/0x510 [ 69.812064][ T582] ? percpu_ref_init+0xd0/0x330 [ 69.816894][ T582] __should_failslab+0x9f/0xe0 [ 69.821630][ T582] should_failslab+0x9/0x20 [ 69.826108][ T582] kmem_cache_alloc_trace+0x3a/0x330 [ 69.831379][ T582] percpu_ref_init+0xd0/0x330 [ 69.836029][ T582] ? cgroup_setup_root+0xea0/0xea0 [ 69.841127][ T582] cgroup_apply_control_enable+0x734/0x12e0 [ 69.846998][ T582] cgroup_apply_control+0x93/0x710 [ 69.852093][ T582] ? css_next_child+0x160/0x160 [ 69.856917][ T582] ? set_next_entity+0xc5/0x390 [ 69.861743][ T582] ? io_schedule+0x120/0x120 [ 69.866306][ T582] ? kernfs_fop_write_iter+0x15e/0x410 [ 69.871740][ T582] ? __kasan_check_write+0x14/0x20 [ 69.876827][ T582] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 69.882095][ T582] cgroup_subtree_control_write+0xd19/0x1310 [ 69.888055][ T582] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 69.894007][ T582] ? __kasan_check_write+0x14/0x20 [ 69.899101][ T582] ? _copy_from_iter+0x3fb/0xd60 [ 69.904012][ T582] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 69.909961][ T582] cgroup_file_write+0x28e/0x590 [ 69.914968][ T582] ? cgroup_seqfile_stop+0xc0/0xc0 [ 69.920068][ T582] ? mutex_lock+0xa6/0x110 [ 69.924460][ T582] ? mutex_trylock+0xb0/0xb0 [ 69.929024][ T582] ? __kasan_check_write+0x14/0x20 [ 69.934108][ T582] kernfs_fop_write_iter+0x2d0/0x410 [ 69.939378][ T582] ? cgroup_seqfile_stop+0xc0/0xc0 [ 69.944463][ T582] vfs_write+0xc1c/0xf40 [ 69.948695][ T582] ? kernel_write+0x3c0/0x3c0 [ 69.953369][ T582] ? mutex_trylock+0xb0/0xb0 [ 69.957939][ T582] ? __fdget_pos+0x26d/0x310 [ 69.962509][ T582] ? ksys_write+0x77/0x2c0 [ 69.966908][ T582] ksys_write+0x198/0x2c0 [ 69.971225][ T582] ? __ia32_sys_read+0x90/0x90 [ 69.975962][ T582] ? debug_smp_processor_id+0x17/0x20 [ 69.981318][ T582] __x64_sys_write+0x7b/0x90 [ 69.985890][ T582] do_syscall_64+0x34/0x70 [ 69.990283][ T582] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 69.996153][ T582] RIP: 0033:0x7f523502c0e9 [ 70.000544][ 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 [ 70.020124][ T582] RSP: 002b:00007f5234f81168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 70.028516][ T582] RAX: ffffffffffffffda RBX: 00007f523513f030 RCX: 00007f523502c0e9 [ 70.036460][ T582] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 70.044403][ T582] RBP: 00007f5234f811d0 R08: 0000000000000000 R09: 0000000000000000 [ 70.052349][ T582] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 70.060295][ T582] R13: 00007fff10f3cfff R14: 00007f5234f81300 R15: 0000000000022000 [ 70.068530][ T582] !!!! css_create rcu_enqueue(ffff888114e1bc00) !!!! [ 70.075356][ T582] !!!! control_disable control_disable ss name cpu [ 70.081863][ T582] !!!! control_disable control_disable ss name memory [ 70.088885][ T582] !!!! control_disable control_disable ss name pids [ 70.095455][ T582] !!!! control_disable kill_css(ffff888114ef1800) [ 70.102069][ T582] !!!! control_disable control_disable ss name cpu [ 70.108640][ T582] !!!! control_disable control_disable ss name memory [ 70.115607][ T582] !!!! control_disable control_disable ss name pids [ 70.122322][ T372] !!!! css_free_rwork_fn(ffff888114e1bc00) [ 70.128310][ T372] !!!! css_free_rwork_fn parent (ffff888110346000) [ 70.134628][ T582] !!!! control_disable kill_css(ffff888114ef2800) [ 70.135005][ C1] !!!! css_killed_ref_fn enqueue(ffff888114ef1800) [ 70.141624][ T582] !!!! control_disable control_disable ss name cpu [ 70.155439][ T582] !!!! control_disable control_disable ss name memory [ 70.162513][ T582] !!!! control_disable control_disable ss name cpu [ 70.169229][ T582] !!!! control_disable control_disable ss name memory [ 70.176155][ T582] !!!! control_disable control_disable ss name cpu [ 70.183033][ C0] !!!! css_killed_ref_fn enqueue(ffff888114ef2800) [ 70.189857][ T582] !!!! control_disable control_disable ss name memory [ 70.196602][ T582] !!!! control_disable control_disable ss name cpu [ 70.203575][ T582] !!!! control_disable control_disable ss name memory [ 70.210687][ T582] !!!! control_disable control_disable ss name cpu [ 70.217317][ T582] !!!! control_disable control_disable ss name memory [ 70.224163][ T582] !!!! control_disable control_disable ss name pids [ 70.231069][ T582] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 70.238147][ T383] !!!! css_release_work_fn(ffff888114a4f400) [ 70.244929][ T383] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888114a4f400) [ 70.244944][ T372] !!!! css_killed_work_fn css_put(ffff888114ef1800) [ 70.260903][ T372] !!!! css_release enqueue(ffff888114ef1800) [ 70.267037][ T24] !!!! css_release_work_fn(ffff888114ef1800) [ 70.273260][ T24] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888114ef1800) [ 70.274608][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 70.288840][ T383] !!!! css_release_work_fn(ffff888114cab000) [ 70.289913][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 70.294930][ C0] !!!! put_css_set_locked css_put(ffff88810fa6a000) [ 70.302859][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 70.308419][ C0] !!!! put_css_set_locked css_put(ffff88811f30d600) [ 70.308425][ C0] !!!! put_css_set_locked css_put(ffff88810f94aa00) [ 70.308430][ C0] !!!! put_css_set_locked css_put(ffff88810fcad000) [ 70.308436][ C0] !!!! put_css_set_locked css_put(ffff88810f5ca000) [ 70.308441][ C0] !!!! put_css_set_locked css_put(ffff88810f94bc00) [ 70.308446][ C0] !!!! put_css_set_locked css_put(ffff88810f94a000) [ 70.308450][ C0] !!!! put_css_set_locked css_put(ffff8881143f3c00) [ 70.308455][ C0] !!!! css_release enqueue(ffff8881143f3c00) [ 70.308469][ C0] !!!! put_css_set_locked cgroup_put(self ffff88810f5cc000) [ 70.308478][ C0] !!!! put_css_set_locked cgroup_put(self ffff88810fb2e000) [ 70.308493][ C0] !!!! put_css_set_locked cgroup_put(self ffff88810f5ce000) [ 70.316018][ T24] !!!! css_free_rwork_fn(ffff888114ef1800) [ 70.322467][ T383] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888114cab000) [ 70.329319][ T24] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 70.330408][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 70.336208][ T383] !!!! css_release_work_fn(ffff888114cabc00) [ 70.426944][ T383] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888114cabc00) [ 70.436326][ T441] !!!! css_killed_work_fn css_put(ffff888114ef2800) [ 70.436864][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 70.447029][ T441] !!!! css_release enqueue(ffff888114ef2800) [ 70.450941][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 70.456638][ T608] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 70.464219][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 70.470064][ T606] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 70.477002][ T601] !!!! css_create css ffff888114fc5800 !!!! [ 70.483741][ T383] !!!! css_free_rwork_fn(ffff888114a4f400) [ 70.490237][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 70.495711][ T383] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 70.503505][ T601] !!!! css_create css ffff888114fc5c00 !!!! [ 70.515035][ T601] !!!! css_create css ffff888114fc7000 !!!! [ 70.520977][ T601] FAULT_INJECTION: forcing a failure. [ 70.520977][ T601] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 70.534560][ T601] CPU: 1 PID: 601 Comm: syz-executor.4 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 70.544799][ T601] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.554835][ T601] Call Trace: [ 70.558104][ T601] dump_stack_lvl+0x1e2/0x24b [ 70.562766][ T601] ? bfq_pos_tree_add_move+0x43e/0x43e [ 70.568243][ T601] ? preempt_schedule+0xd9/0xe0 [ 70.573076][ T601] dump_stack+0x15/0x17 [ 70.577226][ T601] should_fail+0x3c0/0x510 [ 70.581773][ T601] should_fail_alloc_page+0x50/0x60 [ 70.587012][ T601] __alloc_pages_nodemask+0x1c0/0x890 [ 70.592375][ T601] ? pcpu_next_fit_region+0x763/0x8e0 [ 70.597729][ T601] ? gfp_pfmemalloc_allowed+0x120/0x120 [ 70.603256][ T601] ? pcpu_alloc_area+0x7ab/0x900 [ 70.608174][ T601] ? pcpu_memcg_post_alloc_hook+0x1c8/0x340 [ 70.614234][ T601] allocate_slab+0x78/0x540 [ 70.618721][ T601] ___slab_alloc+0x131/0x2e0 [ 70.623298][ T601] ? percpu_ref_init+0xd0/0x330 [ 70.628131][ T601] __slab_alloc+0x63/0xa0 [ 70.632437][ T601] ? percpu_ref_init+0xd0/0x330 [ 70.637277][ T601] kmem_cache_alloc_trace+0x20e/0x330 [ 70.642730][ T601] ? percpu_ref_init+0xd0/0x330 [ 70.647644][ T601] percpu_ref_init+0xd0/0x330 [ 70.652303][ T601] ? cgroup_setup_root+0xea0/0xea0 [ 70.657393][ T601] cgroup_apply_control_enable+0x734/0x12e0 [ 70.663262][ T601] cgroup_apply_control+0x93/0x710 [ 70.668356][ T601] ? css_next_child+0x160/0x160 [ 70.673269][ T601] ? dequeue_task_fair+0x7ad/0xb50 [ 70.678369][ T601] ? io_schedule+0x120/0x120 [ 70.682951][ T601] ? kernfs_fop_write_iter+0x15e/0x410 [ 70.688408][ T601] ? __kasan_check_write+0x14/0x20 [ 70.693511][ T601] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 70.698800][ T601] cgroup_subtree_control_write+0xd19/0x1310 [ 70.704857][ T601] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 70.711161][ T601] ? __kasan_check_write+0x14/0x20 [ 70.716900][ T601] ? _copy_from_iter+0x3fb/0xd60 [ 70.721826][ T601] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 70.727793][ T601] cgroup_file_write+0x28e/0x590 [ 70.732707][ T601] ? cgroup_seqfile_stop+0xc0/0xc0 [ 70.737797][ T601] ? mutex_lock+0xa6/0x110 [ 70.742193][ T601] ? mutex_trylock+0xb0/0xb0 [ 70.746768][ T601] ? __kasan_check_write+0x14/0x20 [ 70.751943][ T601] kernfs_fop_write_iter+0x2d0/0x410 [ 70.757223][ T601] ? cgroup_seqfile_stop+0xc0/0xc0 [ 70.762367][ T601] vfs_write+0xc1c/0xf40 [ 70.766587][ T601] ? kernel_write+0x3c0/0x3c0 [ 70.771528][ T601] ? mutex_trylock+0xb0/0xb0 [ 70.776109][ T601] ? __fdget_pos+0x26d/0x310 [ 70.780674][ T601] ? ksys_write+0x77/0x2c0 [ 70.785167][ T601] ksys_write+0x198/0x2c0 [ 70.789485][ T601] ? __ia32_sys_read+0x90/0x90 [ 70.794312][ T601] ? debug_smp_processor_id+0x17/0x20 [ 70.799758][ T601] __x64_sys_write+0x7b/0x90 [ 70.804327][ T601] do_syscall_64+0x34/0x70 [ 70.808720][ T601] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 70.814602][ T601] RIP: 0033:0x7f6da61ea0e9 [ 70.818995][ 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 [ 70.839381][ T601] RSP: 002b:00007f6da613f168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 70.847885][ T601] RAX: ffffffffffffffda RBX: 00007f6da62fd030 RCX: 00007f6da61ea0e9 [ 70.855851][ T601] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 70.863798][ T601] RBP: 00007f6da613f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 70.871834][ T601] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 70.879799][ T601] R13: 00007fff14a7515f R14: 00007f6da613f300 R15: 0000000000022000 [ 70.888035][ T601] !!!! css_create css ffff8881150cd400 !!!! [ 70.894112][ T601] !!!! css_create css ffff8881150b2800 !!!! [ 70.900114][ T601] !!!! css_create css ffff88811504f800 !!!! [ 70.906122][ T601] !!!! put_css_set_locked css_put(ffff88810fa6a000) [ 70.912772][ T601] !!!! put_css_set_locked css_put(ffff88811f30d600) [ 70.919419][ T601] !!!! put_css_set_locked css_put(ffff88810f94aa00) [ 70.926073][ T601] !!!! put_css_set_locked css_put(ffff88810fcad000) [ 70.932721][ T601] !!!! put_css_set_locked css_put(ffff88810f5ca000) [ 70.939369][ T601] !!!! put_css_set_locked css_put(ffff88810f94bc00) [ 70.946007][ T601] !!!! put_css_set_locked css_put(ffff88810f94a000) [ 70.952647][ T601] !!!! put_css_set_locked css_put(ffff888100126400) [ 70.959302][ T601] !!!! put_css_set_locked cgroup_put(self ffff88810f5cc000) [ 70.966643][ T601] !!!! put_css_set_locked cgroup_put(self ffff88810fb2e000) [ 70.973993][ T601] !!!! put_css_set_locked cgroup_put(self ffff88810f5ce000) [ 70.981340][ T601] !!!! put_css_set_locked css_put(ffff8881100e0400) [ 70.987988][ T601] !!!! put_css_set_locked css_put(ffff88811f30d800) [ 70.994641][ T601] !!!! put_css_set_locked css_put(ffff8881100b9400) [ 71.001372][ T601] !!!! put_css_set_locked css_put(ffff88810ffb9400) [ 71.008019][ T601] !!!! put_css_set_locked css_put(ffff888110344000) [ 71.014661][ T601] !!!! put_css_set_locked css_put(ffff8881101dae00) [ 71.021315][ T601] !!!! put_css_set_locked css_put(ffff88811014f200) [ 71.027958][ T601] !!!! put_css_set_locked css_put(ffff888100126400) [ 71.034602][ T601] !!!! put_css_set_locked cgroup_put(self ffff888110346000) [ 71.041951][ T601] !!!! put_css_set_locked cgroup_put(self ffff88811045c000) [ 71.049299][ T601] !!!! put_css_set_locked cgroup_put(self ffff88811045a000) [ 71.058110][ T601] !!!! control_disable control_disable ss name cpu [ 71.064768][ T601] !!!! control_disable control_disable ss name memory [ 71.071571][ T601] !!!! control_disable control_disable ss name pids [ 71.078259][ T601] !!!! control_disable control_disable ss name cpu [ 71.084863][ T601] !!!! control_disable control_disable ss name memory [ 71.091669][ T601] !!!! control_disable control_disable ss name pids [ 71.098289][ T601] !!!! control_disable control_disable ss name cpu [ 71.104794][ T601] !!!! control_disable control_disable ss name memory [ 71.111580][ T601] !!!! control_disable control_disable ss name pids [ 71.118193][ T601] !!!! control_disable control_disable ss name cpu [ 71.124697][ T601] !!!! control_disable control_disable ss name memory [ 71.131499][ T601] !!!! control_disable control_disable ss name pids [ 71.138194][ T601] !!!! control_disable control_disable ss name cpu [ 71.144699][ T601] !!!! control_disable control_disable ss name memory [ 71.151493][ T601] !!!! control_disable control_disable ss name pids [ 71.158101][ T601] !!!! control_disable control_disable ss name cpu [ 71.164601][ T601] !!!! control_disable control_disable ss name memory [ 71.171493][ T601] !!!! control_disable control_disable ss name pids [ 71.178142][ T601] !!!! control_disable control_disable ss name cpu [ 71.184682][ T601] !!!! control_disable control_disable ss name memory [ 71.191487][ T601] !!!! control_disable control_disable ss name pids [ 71.198225][ T601] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 71.198259][ T598] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 71.206790][ T579] !!!! put_css_set_locked css_put(ffff88811f331400) [ 71.217864][ T579] !!!! put_css_set_locked css_put(ffff88811f30dc00) [ 71.224513][ T579] !!!! put_css_set_locked css_put(ffff88810418e400) [ 71.231158][ T579] !!!! put_css_set_locked css_put(ffff88811f337800) [ 71.237813][ T579] !!!! put_css_set_locked css_put(ffff888101de0000) [ 71.244472][ T579] !!!! put_css_set_locked css_put(ffff88811f30e400) [ 71.251293][ T579] !!!! put_css_set_locked css_put(ffff88811f30e200) [ 71.257938][ T579] !!!! put_css_set_locked css_put(ffff888114fc5800) [ 71.264704][ T579] !!!! put_css_set_locked cgroup_put(self ffff888101de4000) [ 71.272058][ T579] !!!! put_css_set_locked cgroup_put(self ffff888104996000) [ 71.279501][ T579] !!!! put_css_set_locked cgroup_put(self ffff8881047f8000) [ 71.286940][ T579] !!!! put_css_set_locked css_put(ffff88810fa6a000) [ 71.293589][ T579] !!!! put_css_set_locked css_put(ffff88811f30d600) [ 71.300239][ T579] !!!! put_css_set_locked css_put(ffff88810f94aa00) [ 71.306884][ T579] !!!! put_css_set_locked css_put(ffff88810fcad000) [ 71.313526][ T579] !!!! put_css_set_locked css_put(ffff88810f5ca000) [ 71.320172][ T579] !!!! put_css_set_locked css_put(ffff88810f94bc00) [ 71.326816][ T579] !!!! put_css_set_locked css_put(ffff88810f94a000) [ 71.333461][ T579] !!!! put_css_set_locked css_put(ffff888114fc5c00) [ 71.340105][ T579] !!!! put_css_set_locked cgroup_put(self ffff88810f5cc000) [ 71.347445][ T579] !!!! put_css_set_locked cgroup_put(self ffff88810fb2e000) [ 71.354790][ T579] !!!! put_css_set_locked cgroup_put(self ffff88810f5ce000) [ 71.362141][ T579] !!!! put_css_set_locked css_put(ffff8881100e0400) [ 71.368791][ T579] !!!! put_css_set_locked css_put(ffff88811f30d800) [ 71.375443][ T579] !!!! put_css_set_locked css_put(ffff8881100b9400) [ 71.382088][ T579] !!!! put_css_set_locked css_put(ffff88810ffb9400) [ 71.388732][ T579] !!!! put_css_set_locked css_put(ffff888110344000) [ 71.395375][ T579] !!!! put_css_set_locked css_put(ffff8881101dae00) [ 71.402017][ T579] !!!! put_css_set_locked css_put(ffff88811014f200) [ 71.408788][ T579] !!!! put_css_set_locked css_put(ffff888114fc7000) [ 71.415438][ T579] !!!! put_css_set_locked cgroup_put(self ffff888110346000) [ 71.422791][ T579] !!!! put_css_set_locked cgroup_put(self ffff88811045c000) [ 71.430136][ T579] !!!! put_css_set_locked cgroup_put(self ffff88811045a000) [ 71.437479][ T579] !!!! put_css_set_locked css_put(ffff888110af3000) [ 71.444140][ T579] !!!! put_css_set_locked css_put(ffff8881108e1a00) [ 71.450893][ T579] !!!! put_css_set_locked css_put(ffff88811014c800) [ 71.457535][ T579] !!!! put_css_set_locked css_put(ffff888111437400) [ 71.464177][ T579] !!!! put_css_set_locked css_put(ffff8881106ee000) [ 71.470823][ T579] !!!! put_css_set_locked css_put(ffff88811014d600) [ 71.477470][ T579] !!!! put_css_set_locked css_put(ffff88811014a400) [ 71.484116][ T579] !!!! put_css_set_locked css_put(ffff8881150b2800) [ 71.490780][ T579] !!!! put_css_set_locked cgroup_put(self ffff8881105b8000) [ 71.498128][ T579] !!!! put_css_set_locked cgroup_put(self ffff8881105ba000) [ 71.505468][ T579] !!!! put_css_set_locked cgroup_put(self ffff8881105be000) [ 71.512829][ T579] !!!! put_css_set_locked css_put(ffff8881100e3800) [ 71.519474][ T579] !!!! put_css_set_locked css_put(ffff88811f30ca00) [ 71.526113][ T579] !!!! put_css_set_locked css_put(ffff88811033d200) [ 71.532767][ T579] !!!! put_css_set_locked css_put(ffff8881114a8400) [ 71.539452][ T579] !!!! put_css_set_locked css_put(ffff888111180000) [ 71.546100][ T579] !!!! put_css_set_locked css_put(ffff88811014b800) [ 71.552810][ T579] !!!! put_css_set_locked css_put(ffff88811014a600) [ 71.559464][ T579] !!!! put_css_set_locked css_put(ffff88811504f800) [ 71.566108][ T579] !!!! put_css_set_locked cgroup_put(self ffff888111182000) [ 71.573463][ T579] !!!! put_css_set_locked cgroup_put(self ffff8881111e4000) [ 71.580808][ T579] !!!! put_css_set_locked cgroup_put(self ffff888110bca000) [ 71.590432][ T579] !!!! control_disable control_disable ss name cpu [ 71.594193][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 71.604265][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 71.604725][ T579] !!!! control_disable control_disable ss name memory [ 71.618507][ T579] !!!! control_disable control_disable ss name pids [ 71.625124][ T579] !!!! control_disable kill_css(ffff888114fc5800) [ 71.628160][ C0] !!!! put_css_set_locked css_put(ffff888111221c00) [ 71.632114][ T579] !!!! control_disable control_disable ss name cpu [ 71.638258][ C0] !!!! put_css_set_locked css_put(ffff8881108e1e00) [ 71.638264][ C0] !!!! put_css_set_locked css_put(ffff88811033d400) [ 71.638270][ C0] !!!! put_css_set_locked css_put(ffff888111782400) [ 71.638275][ C0] !!!! put_css_set_locked css_put(ffff8881105bc000) [ 71.638280][ C0] !!!! put_css_set_locked css_put(ffff88811033be00) [ 71.638291][ C0] !!!! put_css_set_locked css_put(ffff88811033b200) [ 71.645166][ T579] !!!! control_disable control_disable ss name memory [ 71.651491][ C0] !!!! put_css_set_locked css_put(ffff8881150cd400) [ 71.651498][ C0] !!!! put_css_set_locked cgroup_put(self ffff8881105e8000) [ 71.651510][ C0] !!!! put_css_set_locked cgroup_put(self ffff8881116b8000) [ 71.651518][ C0] !!!! put_css_set_locked cgroup_put(self ffff88811107c000) [ 71.652470][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 71.658626][ T579] !!!! control_disable control_disable ss name pids [ 71.665483][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 71.671762][ T579] !!!! control_disable kill_css(ffff888114fc5c00) [ 71.679545][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 71.685185][ T579] !!!! control_disable control_disable ss name cpu [ 71.691718][ C1] !!!! css_killed_ref_fn enqueue(ffff888114fc5800) [ 71.692324][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 71.702343][ T579] !!!! control_disable control_disable ss name memory [ 71.708955][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 71.714449][ T579] !!!! control_disable control_disable ss name pids [ 71.721782][ T412] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 71.727848][ C1] !!!! css_killed_ref_fn enqueue(ffff888114fc5c00) [ 71.727941][ T579] !!!! control_disable kill_css(ffff888114fc7000) [ 71.814661][ T579] !!!! control_disable control_disable ss name cpu [ 71.821180][ T579] !!!! control_disable control_disable ss name memory [ 71.827950][ T579] !!!! control_disable control_disable ss name pids [ 71.834505][ T579] !!!! control_disable kill_css(ffff8881150cd400) [ 71.841039][ T579] !!!! control_disable control_disable ss name cpu [ 71.847530][ T579] !!!! control_disable control_disable ss name memory [ 71.854274][ T579] !!!! control_disable control_disable ss name pids [ 71.860891][ T579] !!!! control_disable kill_css(ffff8881150b2800) [ 71.867437][ T579] !!!! control_disable control_disable ss name cpu [ 71.873907][ T579] !!!! control_disable control_disable ss name memory [ 71.880673][ C1] !!!! css_killed_ref_fn enqueue(ffff888114fc7000) [ 71.887292][ T579] !!!! control_disable control_disable ss name pids [ 71.893852][ T579] !!!! control_disable kill_css(ffff88811504f800) [ 71.900409][ T579] !!!! control_disable control_disable ss name cpu [ 71.906890][ T579] !!!! control_disable control_disable ss name memory [ 71.913647][ C1] !!!! css_killed_ref_fn enqueue(ffff8881150cd400) [ 71.920270][ T579] !!!! control_disable control_disable ss name pids [ 71.926932][ T441] !!!! css_release_work_fn(ffff8881143f3c00) [ 71.927298][ T579] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 71.934057][ T441] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff8881143f3c00) [ 71.939480][ C1] !!!! css_killed_ref_fn enqueue(ffff8881150b2800) [ 71.939578][ T24] !!!! css_killed_work_fn css_put(ffff888114fc5800) [ 71.956457][ T383] !!!! css_free_rwork_fn(ffff888114cab000) [ 71.961091][ C1] !!!! css_killed_ref_fn enqueue(ffff88811504f800) [ 71.967084][ T383] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 71.973938][ T24] !!!! css_release enqueue(ffff888114fc5800) [ 71.981465][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 71.989609][ T372] !!!! css_killed_work_fn css_put(ffff888114fc5c00) [ 71.993947][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 72.000051][ T372] !!!! css_release enqueue(ffff888114fc5c00) [ 72.007712][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 72.019544][ T441] !!!! css_release_work_fn(ffff888114ef2800) [ 72.021010][ T415] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 72.025650][ T441] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888114ef2800) [ 72.032483][ T24] !!!! css_killed_work_fn css_put(ffff888114fc7000) [ 72.042098][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 72.051637][ T24] !!!! css_release enqueue(ffff888114fc7000) [ 72.054602][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 72.060756][ T24] !!!! css_killed_work_fn css_put(ffff8881150cd400) [ 72.067466][ T441] !!!! css_free_rwork_fn(ffff888114cabc00) [ 72.074214][ T24] !!!! css_release enqueue(ffff8881150cd400) [ 72.080286][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 72.086225][ T24] !!!! css_killed_work_fn css_put(ffff8881150b2800) [ 72.092881][ T441] !!!! css_free_rwork_fn parent (ffff888110346000) [ 72.099724][ T24] !!!! css_release enqueue(ffff8881150b2800) [ 72.106757][ T411] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 72.112681][ T24] !!!! css_killed_work_fn css_put(ffff88811504f800) [ 72.119435][ T441] !!!! css_free_rwork_fn(ffff8881143f3c00) [ 72.126195][ T24] !!!! css_release enqueue(ffff88811504f800) [ 72.138492][ T441] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 72.138564][ T610] !!!! css_create css ffff888114df0400 !!!! [ 72.145125][ T441] !!!! css_free_rwork_fn(ffff888114ef2800) [ 72.151367][ T610] !!!! css_create css ffff888114df3c00 !!!! [ 72.156994][ T441] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 72.163098][ T610] !!!! css_create css ffff888115528000 !!!! [ 72.175427][ T610] FAULT_INJECTION: forcing a failure. [ 72.175427][ T610] name failslab, interval 1, probability 0, space 0, times 0 [ 72.188126][ T610] CPU: 1 PID: 610 Comm: syz-executor.5 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 72.198249][ T610] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.208298][ T610] Call Trace: [ 72.211679][ T610] dump_stack_lvl+0x1e2/0x24b [ 72.216340][ T610] ? bfq_pos_tree_add_move+0x43e/0x43e [ 72.221811][ T610] ? serial8250_console_write+0xae0/0xe60 [ 72.227529][ T610] dump_stack+0x15/0x17 [ 72.231662][ T610] should_fail+0x3c0/0x510 [ 72.236060][ T610] ? __kernfs_new_node+0x99/0x6e0 [ 72.241069][ T610] __should_failslab+0x9f/0xe0 [ 72.245996][ T610] should_failslab+0x9/0x20 [ 72.250477][ T610] __kmalloc_track_caller+0x5f/0x350 [ 72.255747][ T610] kstrdup_const+0x55/0x90 [ 72.260151][ T610] __kernfs_new_node+0x99/0x6e0 [ 72.264978][ T610] ? stack_trace_save+0x1f0/0x1f0 [ 72.269974][ T610] ? kernfs_new_node+0x170/0x170 [ 72.274902][ T610] ? ptr_to_hashval+0x60/0x60 [ 72.279553][ T610] ? snprintf+0xd6/0x120 [ 72.283770][ T610] kernfs_new_node+0x97/0x170 [ 72.288426][ T610] __kernfs_create_file+0x4a/0x270 [ 72.293507][ T610] cgroup_addrm_files+0xab8/0xfe0 [ 72.298506][ T610] ? cgroup_apply_control_enable+0x734/0x12e0 [ 72.304541][ T610] ? cgroup_apply_control+0x93/0x710 [ 72.309797][ T610] ? cgroup_subtree_control_write+0xd19/0x1310 [ 72.315923][ T610] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 72.322045][ T610] ? delete_node+0x759/0x7b0 [ 72.326620][ T610] ? __kasan_check_read+0x11/0x20 [ 72.331615][ T610] ? delete_node+0x759/0x7b0 [ 72.336176][ T610] ? __kasan_check_write+0x14/0x20 [ 72.341262][ T610] ? __radix_tree_replace+0x246/0x2e0 [ 72.346605][ T610] ? idr_get_next+0x4b0/0x4b0 [ 72.351257][ T610] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 72.356251][ T610] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 72.361424][ T610] css_populate_dir+0x137/0x370 [ 72.366248][ T610] cgroup_apply_control_enable+0x629/0x12e0 [ 72.372113][ T610] cgroup_apply_control+0x93/0x710 [ 72.377328][ T610] ? css_next_child+0x160/0x160 [ 72.382151][ T610] ? dequeue_task_fair+0x7ad/0xb50 [ 72.387321][ T610] ? io_schedule+0x120/0x120 [ 72.391930][ T610] ? kernfs_fop_write_iter+0x15e/0x410 [ 72.397364][ T610] ? __kasan_check_write+0x14/0x20 [ 72.402448][ T610] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 72.407715][ T610] cgroup_subtree_control_write+0xd19/0x1310 [ 72.413665][ T610] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 72.419630][ T610] ? __kasan_check_write+0x14/0x20 [ 72.424730][ T610] ? _copy_from_iter+0x3fb/0xd60 [ 72.429652][ T610] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 72.435626][ T610] cgroup_file_write+0x28e/0x590 [ 72.440538][ T610] ? cgroup_seqfile_stop+0xc0/0xc0 [ 72.445625][ T610] ? mutex_lock+0xa6/0x110 [ 72.450014][ T610] ? mutex_trylock+0xb0/0xb0 [ 72.454579][ T610] ? __kasan_check_write+0x14/0x20 [ 72.459679][ T610] kernfs_fop_write_iter+0x2d0/0x410 [ 72.464935][ T610] ? cgroup_seqfile_stop+0xc0/0xc0 [ 72.470017][ T610] vfs_write+0xc1c/0xf40 [ 72.474232][ T610] ? kernel_write+0x3c0/0x3c0 [ 72.478878][ T610] ? mutex_trylock+0xb0/0xb0 [ 72.483442][ T610] ? __fdget_pos+0x26d/0x310 [ 72.488017][ T610] ? ksys_write+0x77/0x2c0 [ 72.492417][ T610] ksys_write+0x198/0x2c0 [ 72.496725][ T610] ? __ia32_sys_read+0x90/0x90 [ 72.501464][ T610] ? debug_smp_processor_id+0x17/0x20 [ 72.506812][ T610] __x64_sys_write+0x7b/0x90 [ 72.511396][ T610] do_syscall_64+0x34/0x70 [ 72.515794][ T610] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 72.521659][ T610] RIP: 0033:0x7fdb1ec440e9 [ 72.526060][ T610] 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 [ 72.545643][ T610] RSP: 002b:00007fdb1eb99168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 72.554030][ T610] RAX: ffffffffffffffda RBX: 00007fdb1ed57030 RCX: 00007fdb1ec440e9 [ 72.561975][ T610] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 72.569933][ T610] RBP: 00007fdb1eb991d0 R08: 0000000000000000 R09: 0000000000000000 [ 72.577876][ T610] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 72.585820][ T610] R13: 00007fffe44a9f8f R14: 00007fdb1eb99300 R15: 0000000000022000 [ 72.594244][ T610] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 72.601369][ T610] !!!! control_disable control_disable ss name cpu [ 72.607925][ T610] !!!! control_disable control_disable ss name memory [ 72.614792][ T610] !!!! control_disable control_disable ss name pids [ 72.621431][ T610] !!!! control_disable kill_css(ffff888114df0400) [ 72.627981][ T610] !!!! control_disable control_disable ss name cpu [ 72.634477][ T610] !!!! control_disable control_disable ss name memory [ 72.641396][ T610] !!!! control_disable control_disable ss name pids [ 72.648089][ T610] !!!! control_disable kill_css(ffff888114df3c00) [ 72.654671][ T610] !!!! control_disable control_disable ss name cpu [ 72.661489][ T610] !!!! control_disable control_disable ss name memory [ 72.662076][ C0] !!!! css_killed_ref_fn enqueue(ffff888114df0400) [ 72.668707][ T610] !!!! control_disable control_disable ss name pids [ 72.674976][ C0] !!!! css_killed_ref_fn enqueue(ffff888114df3c00) [ 72.681632][ T610] !!!! control_disable kill_css(ffff888115528000) [ 72.694523][ T610] !!!! control_disable control_disable ss name cpu [ 72.701056][ T610] !!!! control_disable control_disable ss name memory [ 72.707838][ T610] !!!! control_disable control_disable ss name cpu [ 72.714334][ T610] !!!! control_disable control_disable ss name memory [ 72.721100][ C1] !!!! css_killed_ref_fn enqueue(ffff888115528000) [ 72.727707][ T610] !!!! control_disable control_disable ss name cpu [ 72.734186][ T610] !!!! control_disable control_disable ss name memory [ 72.740969][ T610] !!!! control_disable control_disable ss name cpu [ 72.747463][ T610] !!!! control_disable control_disable ss name memory [ 72.754204][ T610] !!!! control_disable control_disable ss name pids [ 72.760817][ T24] !!!! css_release_work_fn(ffff888114fc5800) [ 72.761096][ T610] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 72.766879][ T24] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888114fc5800) [ 72.773382][ T382] !!!! css_killed_work_fn css_put(ffff888114df0400) [ 72.788544][ T382] !!!! css_release enqueue(ffff888114df0400) [ 72.794706][ T382] !!!! css_killed_work_fn css_put(ffff888114df3c00) [ 72.801526][ T382] !!!! css_release enqueue(ffff888114df3c00) [ 72.807480][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 72.814408][ T24] !!!! css_release_work_fn(ffff888114fc5c00) [ 72.817612][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 72.820560][ T24] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888114fc5c00) [ 72.827447][ T382] !!!! css_release_work_fn(ffff888114df0400) [ 72.835971][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 72.841878][ T382] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888114df0400) [ 72.841889][ T382] !!!! css_release_work_fn(ffff888114df3c00) [ 72.841895][ T382] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888114df3c00) [ 72.871557][ T24] !!!! css_release_work_fn(ffff888114fc7000) [ 72.877631][ T24] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888114fc7000) [ 72.878213][ T416] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 72.885935][ T24] !!!! css_release_work_fn(ffff8881150cd400) [ 72.899048][ T24] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff8881150cd400) [ 72.907381][ T24] !!!! css_release_work_fn(ffff8881150b2800) [ 72.913428][ T24] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff8881150b2800) [ 72.921770][ T24] !!!! css_release_work_fn(ffff88811504f800) [ 72.927823][ T24] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff88811504f800) [ 72.936114][ T24] !!!! css_killed_work_fn css_put(ffff888115528000) [ 72.942801][ T24] !!!! css_release enqueue(ffff888115528000) [ 72.948904][ T585] !!!! css_create css ffff888115502400 !!!! [ 72.954827][ T585] !!!! css_create css ffff888115500400 !!!! [ 72.957305][ T382] !!!! css_free_rwork_fn(ffff888114df0400) [ 72.960764][ T24] !!!! css_free_rwork_fn(ffff888114fc5800) [ 72.966714][ T382] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 72.972501][ T585] FAULT_INJECTION: forcing a failure. [ 72.972501][ T585] name failslab, interval 1, probability 0, space 0, times 0 [ 72.979859][ T441] !!!! css_free_rwork_fn(ffff888114df3c00) [ 72.992219][ T24] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 72.998076][ T441] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 73.004492][ T585] CPU: 1 PID: 585 Comm: syz-executor.3 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 73.021117][ T585] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.031141][ T585] Call Trace: [ 73.034407][ T585] dump_stack_lvl+0x1e2/0x24b [ 73.039056][ T585] ? panic+0x7d7/0x7d7 [ 73.043095][ T585] ? bfq_pos_tree_add_move+0x43e/0x43e [ 73.048521][ T585] ? selinux_kernfs_init_security+0x1a8/0x760 [ 73.054556][ T585] dump_stack+0x15/0x17 [ 73.058682][ T585] should_fail+0x3c0/0x510 [ 73.063070][ T585] __should_failslab+0x9f/0xe0 [ 73.067815][ T585] should_failslab+0x9/0x20 [ 73.072288][ T585] kmem_cache_alloc+0x3f/0x300 [ 73.077021][ T585] ? __kernfs_new_node+0xdb/0x6e0 [ 73.082018][ T585] __kernfs_new_node+0xdb/0x6e0 [ 73.086841][ T585] ? stack_trace_save+0x1f0/0x1f0 [ 73.091905][ T585] ? kernfs_new_node+0x170/0x170 [ 73.096828][ T585] ? ptr_to_hashval+0x60/0x60 [ 73.101484][ T585] ? snprintf+0xd6/0x120 [ 73.105717][ T585] ? __kasan_check_write+0x14/0x20 [ 73.110805][ T585] ? mutex_unlock+0x1d/0x40 [ 73.115299][ T585] kernfs_new_node+0x97/0x170 [ 73.119954][ T585] __kernfs_create_file+0x4a/0x270 [ 73.125041][ T585] cgroup_addrm_files+0xab8/0xfe0 [ 73.130040][ T585] ? cgroup_apply_control_enable+0x734/0x12e0 [ 73.136165][ T585] ? cgroup_apply_control+0x93/0x710 [ 73.141418][ T585] ? cgroup_subtree_control_write+0xd19/0x1310 [ 73.147548][ T585] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 73.153670][ T585] ? delete_node+0x759/0x7b0 [ 73.158230][ T585] ? __kasan_check_read+0x11/0x20 [ 73.163224][ T585] ? delete_node+0x759/0x7b0 [ 73.167786][ T585] ? __radix_tree_replace+0x246/0x2e0 [ 73.173563][ T585] ? idr_get_next+0x4b0/0x4b0 [ 73.178211][ T585] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 73.183249][ T585] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 73.188416][ T585] css_populate_dir+0x137/0x370 [ 73.193240][ T585] cgroup_apply_control_enable+0x629/0x12e0 [ 73.199114][ T585] cgroup_apply_control+0x93/0x710 [ 73.204203][ T585] ? css_next_child+0x160/0x160 [ 73.209029][ T585] ? set_next_entity+0xc5/0x390 [ 73.213861][ T585] ? io_schedule+0x120/0x120 [ 73.218421][ T585] ? kernfs_fop_write_iter+0x15e/0x410 [ 73.223852][ T585] ? __kasan_check_write+0x14/0x20 [ 73.228943][ T585] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 73.234198][ T585] cgroup_subtree_control_write+0xd19/0x1310 [ 73.240148][ T585] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 73.246095][ T585] ? __kasan_check_write+0x14/0x20 [ 73.251179][ T585] ? _copy_from_iter+0x3fb/0xd60 [ 73.256084][ T585] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 73.262051][ T585] cgroup_file_write+0x28e/0x590 [ 73.267035][ T585] ? cgroup_seqfile_stop+0xc0/0xc0 [ 73.272129][ T585] ? mutex_lock+0xa6/0x110 [ 73.276527][ T585] ? mutex_trylock+0xb0/0xb0 [ 73.281203][ T585] ? __kasan_check_write+0x14/0x20 [ 73.286288][ T585] kernfs_fop_write_iter+0x2d0/0x410 [ 73.291558][ T585] ? cgroup_seqfile_stop+0xc0/0xc0 [ 73.296648][ T585] vfs_write+0xc1c/0xf40 [ 73.300866][ T585] ? kernel_write+0x3c0/0x3c0 [ 73.305520][ T585] ? mutex_trylock+0xb0/0xb0 [ 73.310081][ T585] ? __fdget_pos+0x26d/0x310 [ 73.314652][ T585] ? ksys_write+0x77/0x2c0 [ 73.319072][ T585] ksys_write+0x198/0x2c0 [ 73.323965][ T585] ? __ia32_sys_read+0x90/0x90 [ 73.328703][ T585] ? debug_smp_processor_id+0x17/0x20 [ 73.334044][ T585] __x64_sys_write+0x7b/0x90 [ 73.338611][ T585] do_syscall_64+0x34/0x70 [ 73.343020][ T585] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 73.348883][ T585] RIP: 0033:0x7ff6cf7730e9 [ 73.353273][ T585] 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 [ 73.372851][ T585] RSP: 002b:00007ff6cf6c8168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 73.381550][ T585] RAX: ffffffffffffffda RBX: 00007ff6cf886030 RCX: 00007ff6cf7730e9 [ 73.389522][ T585] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 73.397490][ T585] RBP: 00007ff6cf6c81d0 R08: 0000000000000000 R09: 0000000000000000 [ 73.405471][ T585] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 73.413418][ T585] R13: 00007fffa846478f R14: 00007ff6cf6c8300 R15: 0000000000022000 [ 73.421788][ T585] cgroup: cgroup_addrm_files: failed to add events, err=-12 [ 73.429137][ T585] !!!! control_disable control_disable ss name cpu [ 73.435619][ T585] !!!! control_disable control_disable ss name memory [ 73.442488][ T585] !!!! control_disable control_disable ss name pids [ 73.449081][ T585] !!!! control_disable kill_css(ffff888115502400) [ 73.455612][ T585] !!!! control_disable control_disable ss name cpu [ 73.462152][ T585] !!!! control_disable control_disable ss name memory [ 73.468914][ T585] !!!! control_disable control_disable ss name pids [ 73.475479][ T585] !!!! control_disable kill_css(ffff888115500400) [ 73.481993][ T585] !!!! control_disable control_disable ss name cpu [ 73.488488][ T585] !!!! control_disable control_disable ss name memory [ 73.495216][ T585] !!!! control_disable control_disable ss name cpu [ 73.501819][ T585] !!!! control_disable control_disable ss name memory [ 73.508582][ T585] !!!! control_disable control_disable ss name cpu [ 73.515052][ T585] !!!! control_disable control_disable ss name memory [ 73.521804][ T585] !!!! control_disable control_disable ss name cpu [ 73.528296][ T585] !!!! control_disable control_disable ss name memory [ 73.535037][ T585] !!!! control_disable control_disable ss name cpu [ 73.541549][ T585] !!!! control_disable control_disable ss name memory [ 73.548341][ T585] !!!! control_disable control_disable ss name pids [ 73.554927][ T585] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 73.554971][ T372] !!!! css_release_work_fn(ffff888115528000) [ 73.567536][ C1] !!!! css_killed_ref_fn enqueue(ffff888115502400) [ 73.574143][ T372] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888115528000) [ 73.576104][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 73.586210][ T372] !!!! css_free_rwork_fn(ffff888114fc5c00) [ 73.589566][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 73.595386][ T372] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 73.602124][ C1] !!!! css_killed_ref_fn enqueue(ffff888115500400) [ 73.602944][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 73.608757][ T372] !!!! css_free_rwork_fn(ffff888114fc7000) [ 73.616006][ T407] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 73.622830][ T372] !!!! css_free_rwork_fn parent (ffff888110346000) [ 73.632399][ C0] !!!! put_css_set_locked css_put(ffff8881100e0400) [ 73.635941][ T19] !!!! css_free_rwork_fn(ffff8881150cd400) [ 73.642057][ C0] !!!! put_css_set_locked css_put(ffff88811f30d800) [ 73.642062][ C0] !!!! put_css_set_locked css_put(ffff8881100b9400) [ 73.642067][ C0] !!!! put_css_set_locked css_put(ffff88810ffb9400) [ 73.642071][ C0] !!!! put_css_set_locked css_put(ffff888110344000) [ 73.642076][ C0] !!!! put_css_set_locked css_put(ffff8881101dae00) [ 73.642081][ C0] !!!! put_css_set_locked css_put(ffff88811014f200) [ 73.642093][ C0] !!!! put_css_set_locked css_put(ffff8881146ee400) [ 73.649283][ T19] !!!! css_free_rwork_fn parent (ffff8881105e8000) [ 73.654608][ C0] !!!! css_release enqueue(ffff8881146ee400) [ 73.661468][ T19] !!!! css_free_rwork_fn(ffff8881150b2800) [ 73.667896][ C0] !!!! put_css_set_locked cgroup_put(self ffff888110346000) [ 73.667906][ C0] !!!! put_css_set_locked cgroup_put(self ffff88811045c000) [ 73.667918][ C0] !!!! put_css_set_locked cgroup_put(self ffff88811045a000) [ 73.674779][ T19] !!!! css_free_rwork_fn parent (ffff8881105b8000) [ 73.681487][ T441] !!!! css_release_work_fn(ffff8881146ee400) [ 73.688663][ T372] !!!! css_free_rwork_fn(ffff88811504f800) [ 73.694734][ T441] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff8881146ee400) [ 73.701899][ T372] !!!! css_free_rwork_fn parent (ffff888111182000) [ 73.775370][ T19] !!!! css_killed_work_fn css_put(ffff888115502400) [ 73.782115][ T19] !!!! css_release enqueue(ffff888115502400) [ 73.787298][ T441] !!!! css_free_rwork_fn(ffff8881146ee400) [ 73.788342][ T372] !!!! css_killed_work_fn css_put(ffff888115500400) [ 73.794070][ T441] !!!! css_free_rwork_fn parent (ffff888110346000) [ 73.800782][ T372] !!!! css_release enqueue(ffff888115500400) [ 73.813453][ T633] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 73.813468][ T19] !!!! css_free_rwork_fn(ffff888115528000) [ 73.820018][ T625] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 73.825862][ T19] !!!! css_free_rwork_fn parent (ffff888110346000) [ 73.832622][ T627] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 73.838947][ T623] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 73.845421][ T626] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 73.851959][ T19] !!!! css_release_work_fn(ffff888115502400) [ 73.864454][ T609] !!!! css_create css ffff888115208800 !!!! [ 73.870394][ T609] !!!! css_create css ffff8881153b5800 !!!! [ 73.877582][ T19] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888115502400) [ 73.879625][ T609] !!!! css_create css ffff88811520c000 !!!! [ 73.891846][ T609] FAULT_INJECTION: forcing a failure. [ 73.891846][ T609] name failslab, interval 1, probability 0, space 0, times 0 [ 73.904439][ T609] CPU: 0 PID: 609 Comm: syz-executor.0 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 73.914584][ T609] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.925068][ T609] Call Trace: [ 73.928335][ T609] dump_stack_lvl+0x1e2/0x24b [ 73.932989][ T609] ? bfq_pos_tree_add_move+0x43e/0x43e [ 73.938421][ T609] ? find_next_bit+0xd6/0x120 [ 73.943073][ T609] ? cpumask_next+0x11/0x30 [ 73.947550][ T609] dump_stack+0x15/0x17 [ 73.951684][ T609] should_fail+0x3c0/0x510 [ 73.956076][ T609] ? percpu_ref_init+0xd0/0x330 [ 73.960901][ T609] __should_failslab+0x9f/0xe0 [ 73.965654][ T609] should_failslab+0x9/0x20 [ 73.970143][ T609] kmem_cache_alloc_trace+0x3a/0x330 [ 73.975400][ T609] percpu_ref_init+0xd0/0x330 [ 73.980050][ T609] ? cgroup_setup_root+0xea0/0xea0 [ 73.985135][ T609] cgroup_apply_control_enable+0x734/0x12e0 [ 73.991023][ T609] cgroup_apply_control+0x93/0x710 [ 73.996116][ T609] ? css_next_child+0x160/0x160 [ 74.000949][ T609] ? set_next_entity+0xc5/0x390 [ 74.005774][ T609] ? io_schedule+0x120/0x120 [ 74.010336][ T609] ? kernfs_fop_write_iter+0x15e/0x410 [ 74.015773][ T609] ? __kasan_check_write+0x14/0x20 [ 74.020858][ T609] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 74.026118][ T609] cgroup_subtree_control_write+0xd19/0x1310 [ 74.032086][ T609] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 74.038036][ T609] ? __kasan_check_write+0x14/0x20 [ 74.043132][ T609] ? _copy_from_iter+0x3fb/0xd60 [ 74.048044][ T609] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 74.053997][ T609] cgroup_file_write+0x28e/0x590 [ 74.058908][ T609] ? cgroup_seqfile_stop+0xc0/0xc0 [ 74.063995][ T609] ? mutex_lock+0xa6/0x110 [ 74.068386][ T609] ? mutex_trylock+0xb0/0xb0 [ 74.073386][ T609] ? __kasan_check_write+0x14/0x20 [ 74.078473][ T609] kernfs_fop_write_iter+0x2d0/0x410 [ 74.083733][ T609] ? cgroup_seqfile_stop+0xc0/0xc0 [ 74.089773][ T609] vfs_write+0xc1c/0xf40 [ 74.093990][ T609] ? kernel_write+0x3c0/0x3c0 [ 74.098640][ T609] ? mutex_trylock+0xb0/0xb0 [ 74.103204][ T609] ? __fdget_pos+0x26d/0x310 [ 74.107765][ T609] ? ksys_write+0x77/0x2c0 [ 74.112176][ T609] ksys_write+0x198/0x2c0 [ 74.116482][ T609] ? __ia32_sys_read+0x90/0x90 [ 74.121998][ T609] ? debug_smp_processor_id+0x17/0x20 [ 74.127341][ T609] __x64_sys_write+0x7b/0x90 [ 74.131907][ T609] do_syscall_64+0x34/0x70 [ 74.136311][ T609] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 74.142178][ T609] RIP: 0033:0x7fda341850e9 [ 74.146575][ T609] 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 [ 74.166154][ T609] RSP: 002b:00007fda340da168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 74.174540][ T609] RAX: ffffffffffffffda RBX: 00007fda34298030 RCX: 00007fda341850e9 [ 74.182505][ T609] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 74.190461][ T609] RBP: 00007fda340da1d0 R08: 0000000000000000 R09: 0000000000000000 [ 74.198413][ T609] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 74.206366][ T609] R13: 00007fff85be82bf R14: 00007fda340da300 R15: 0000000000022000 [ 74.214553][ T609] !!!! css_create rcu_enqueue(ffff88811520c000) !!!! [ 74.221351][ T609] !!!! control_disable control_disable ss name cpu [ 74.227981][ T609] !!!! control_disable control_disable ss name memory [ 74.234819][ T609] !!!! control_disable control_disable ss name pids [ 74.241492][ T609] !!!! control_disable kill_css(ffff888115208800) [ 74.248099][ T609] !!!! control_disable control_disable ss name cpu [ 74.254649][ T609] !!!! control_disable control_disable ss name memory [ 74.261879][ T609] !!!! control_disable control_disable ss name pids [ 74.268628][ T609] !!!! control_disable kill_css(ffff8881153b5800) [ 74.275213][ T609] !!!! control_disable control_disable ss name cpu [ 74.281918][ T609] !!!! control_disable control_disable ss name memory [ 74.282514][ C0] !!!! css_killed_ref_fn enqueue(ffff888115208800) [ 74.288937][ T609] !!!! control_disable control_disable ss name cpu [ 74.301766][ C1] !!!! css_killed_ref_fn enqueue(ffff8881153b5800) [ 74.308394][ T609] !!!! control_disable control_disable ss name memory [ 74.315397][ T609] !!!! control_disable control_disable ss name cpu [ 74.321898][ T609] !!!! control_disable control_disable ss name memory [ 74.329007][ T609] !!!! control_disable control_disable ss name cpu [ 74.335477][ T609] !!!! control_disable control_disable ss name memory [ 74.342239][ T609] !!!! control_disable control_disable ss name cpu [ 74.348915][ T609] !!!! control_disable control_disable ss name memory [ 74.355643][ T609] !!!! control_disable control_disable ss name pids [ 74.362249][ T609] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 74.368754][ T19] !!!! css_release_work_fn(ffff888115500400) 2022/06/07 04:00:04 executed programs: 69 [ 74.375310][ T19] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888115500400) [ 74.375323][ T383] !!!! css_killed_work_fn css_put(ffff888115208800) [ 74.383647][ T19] !!!! css_free_rwork_fn(ffff888115502400) [ 74.391873][ T383] !!!! css_release enqueue(ffff888115208800) [ 74.396770][ T19] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 74.403150][ T441] !!!! css_release_work_fn(ffff888115208800) [ 74.409124][ T19] !!!! css_free_rwork_fn(ffff88811520c000) [ 74.415398][ T441] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff888115208800) [ 74.421049][ T19] !!!! css_free_rwork_fn parent (ffff888110346000) [ 74.429636][ T408] ------------[ cut here ]------------ [ 74.435944][ T19] !!!! css_killed_work_fn css_put(ffff8881153b5800) [ 74.441408][ T408] WARNING: CPU: 0 PID: 408 at fs/namespace.c:1168 mntput_no_expire+0x48a/0x6c0 [ 74.441412][ T408] Modules linked in: [ 74.441427][ T408] CPU: 0 PID: 408 Comm: syz-executor.0 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 74.441432][ T408] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.441450][ T408] RIP: 0010:mntput_no_expire+0x48a/0x6c0 [ 74.448195][ T19] !!!! css_release enqueue(ffff8881153b5800) [ 74.457031][ T408] Code: 48 c7 c2 00 07 04 86 e8 a4 f3 8e ff e9 8b fc ff ff e8 da 2d b6 ff e9 81 fc ff ff e8 d0 2d b6 ff e9 77 fc ff ff e8 c6 2d b6 ff <0f> 0b e9 f4 fc ff ff e8 ba 2d b6 ff e8 a5 b8 a2 ff e9 ea fc ff ff [ 74.457039][ T408] RSP: 0018:ffffc90000c57ca0 EFLAGS: 00010293 [ 74.457050][ T408] RAX: ffffffff81b68c0a RBX: 00000000ffffffff RCX: ffff8881067f3b40 [ 74.457063][ T408] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000 [ 74.461026][ T634] !!!! css_create css ffff888115956800 !!!! [ 74.471080][ T408] RBP: ffffc90000c57d70 R08: ffffffff81b688f8 R09: 0000000000000003 [ 74.471088][ T408] R10: fffff5200018af85 R11: 1ffff9200018af84 R12: dffffc0000000000 [ 74.471094][ T408] R13: ffff888114ef5c00 R14: ffffc90000c57d00 R15: 1ffff9200018af9c [ 74.471103][ T408] FS: 0000555556f50400(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 74.471110][ T408] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.471117][ T408] CR2: 00007fff85be6cd8 CR3: 0000000117ba0000 CR4: 00000000003506b0 [ 74.471128][ T408] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 74.471141][ T408] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 74.481653][ T19] !!!! css_free_rwork_fn(ffff888115500400) [ 74.486852][ T408] Call Trace: [ 74.486871][ T408] ? lockref_get_or_lock+0x340/0x340 [ 74.486895][ T408] ? umount_tree+0xf50/0xf50 [ 74.492993][ T19] !!!! css_free_rwork_fn parent (ffff88810f5cc000) [ 74.512653][ T408] ? vfs_submount+0xb0/0xb0 [ 74.512671][ T408] ? dput+0x2b6/0x320 [ 74.520173][ T634] !!!! css_create css ffff8881158f3800 !!!! [ 74.526762][ T408] path_umount+0x1fe/0xfb0 [ 74.526784][ T408] ? namespace_unlock+0x4f0/0x4f0 [ 74.535065][ T634] !!!! css_create css ffff8881158f2c00 !!!! [ 74.540718][ T408] ? user_path_at_empty+0x40/0x50 [ 74.540728][ T408] __x64_sys_umount+0x122/0x170 [ 74.540744][ T408] ? path_umount+0xfb0/0xfb0 [ 74.548785][ T634] FAULT_INJECTION: forcing a failure. [ 74.548785][ T634] name failslab, interval 1, probability 0, space 0, times 0 [ 74.556679][ T408] ? debug_smp_processor_id+0x17/0x20 [ 74.556691][ T408] do_syscall_64+0x34/0x70 [ 74.556708][ T408] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 74.564707][ T634] CPU: 1 PID: 634 Comm: syz-executor.3 Not tainted 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 74.573746][ T408] RIP: 0033:0x7fda34186557 [ 74.580638][ T634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.580642][ T634] Call Trace: [ 74.580655][ T634] dump_stack_lvl+0x1e2/0x24b [ 74.580671][ T634] ? bfq_pos_tree_add_move+0x43e/0x43e [ 74.588649][ T408] 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 [ 74.596582][ T634] dump_stack+0x15/0x17 [ 74.604533][ T408] RSP: 002b:00007fff85be7418 EFLAGS: 00000246 [ 74.610401][ T634] should_fail+0x3c0/0x510 [ 74.610418][ T634] ? __kernfs_new_node+0x99/0x6e0 [ 74.613670][ T408] ORIG_RAX: 00000000000000a6 [ 74.619038][ T634] __should_failslab+0x9f/0xe0 [ 74.619055][ T634] should_failslab+0x9/0x20 [ 74.623615][ T408] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fda34186557 [ 74.630175][ T634] __kmalloc_track_caller+0x5f/0x350 [ 74.630192][ T634] kstrdup_const+0x55/0x90 [ 74.634661][ T408] RDX: 00007fff85be74e9 RSI: 000000000000000a RDI: 00007fff85be74e0 [ 74.638607][ T634] __kernfs_new_node+0x99/0x6e0 [ 74.638616][ T634] ? stack_trace_save+0x1f0/0x1f0 [ 74.638639][ T634] ? kernfs_new_node+0x170/0x170 [ 74.644489][ T408] RBP: 00007fff85be74e0 R08: 00000000ffffffff R09: 00007fff85be72b0 [ 74.648866][ T634] ? ptr_to_hashval+0x60/0x60 [ 74.648887][ T634] ? snprintf+0xd6/0x120 [ 74.653868][ T408] R10: 0000555556f51ba3 R11: 0000000000000246 R12: 00007fda341de1f8 [ 74.653882][ T408] R13: 00007fff85be85a0 R14: 0000555556f51b00 R15: 00007fff85be85e0 [ 74.660084][ T634] kernfs_new_node+0x97/0x170 [ 74.660100][ T634] __kernfs_create_file+0x4a/0x270 [ 74.665090][ T408] ---[ end trace ade9ed68a2334728 ]--- [ 74.669907][ T634] cgroup_addrm_files+0xab8/0xfe0 [ 74.669918][ T634] ? cgroup_apply_control_enable+0x734/0x12e0 [ 74.669933][ T634] ? cgroup_apply_control+0x93/0x710 [ 74.676167][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 74.687045][ T634] ? cgroup_subtree_control_write+0xd19/0x1310 [ 74.687057][ T634] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 74.687066][ T634] ? delete_node+0x759/0x7b0 [ 74.687076][ T634] ? __kasan_check_read+0x11/0x20 [ 74.687092][ T634] ? delete_node+0x759/0x7b0 [ 74.692711][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 74.696845][ T634] ? __kasan_check_write+0x14/0x20 [ 74.696863][ T634] ? __radix_tree_replace+0x246/0x2e0 [ 74.703443][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 74.712863][ T634] ? idr_get_next+0x4b0/0x4b0 [ 74.712874][ T634] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 74.712883][ T634] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 74.712902][ T634] css_populate_dir+0x137/0x370 [ 74.717914][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 74.727519][ T634] cgroup_apply_control_enable+0x629/0x12e0 [ 74.727531][ T634] cgroup_apply_control+0x93/0x710 [ 74.727548][ T634] ? css_next_child+0x160/0x160 [ 74.997944][ T634] ? set_next_entity+0xc5/0x390 [ 75.002774][ T634] ? io_schedule+0x120/0x120 [ 75.007336][ T634] ? kernfs_fop_write_iter+0x15e/0x410 [ 75.012770][ T634] ? __kasan_check_write+0x14/0x20 [ 75.017858][ T634] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 75.023126][ T634] cgroup_subtree_control_write+0xd19/0x1310 [ 75.029082][ T634] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 75.035039][ T634] ? __kasan_check_write+0x14/0x20 [ 75.040127][ T634] ? _copy_from_iter+0x3fb/0xd60 [ 75.045386][ T634] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 75.051343][ T634] cgroup_file_write+0x28e/0x590 [ 75.056252][ T634] ? cgroup_seqfile_stop+0xc0/0xc0 [ 75.061332][ T634] ? mutex_lock+0xa6/0x110 [ 75.065719][ T634] ? mutex_trylock+0xb0/0xb0 [ 75.070382][ T634] ? __kasan_check_write+0x14/0x20 [ 75.075474][ T634] kernfs_fop_write_iter+0x2d0/0x410 [ 75.080746][ T634] ? cgroup_seqfile_stop+0xc0/0xc0 [ 75.085830][ T634] vfs_write+0xc1c/0xf40 [ 75.090051][ T634] ? kernel_write+0x3c0/0x3c0 [ 75.094699][ T634] ? mutex_trylock+0xb0/0xb0 [ 75.099268][ T634] ? __fdget_pos+0x26d/0x310 [ 75.103828][ T634] ? ksys_write+0x77/0x2c0 [ 75.108216][ T634] ksys_write+0x198/0x2c0 [ 75.112521][ T634] ? __ia32_sys_read+0x90/0x90 [ 75.117262][ T634] ? debug_smp_processor_id+0x17/0x20 [ 75.122615][ T634] __x64_sys_write+0x7b/0x90 [ 75.127179][ T634] do_syscall_64+0x34/0x70 [ 75.131567][ T634] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 75.137447][ T634] RIP: 0033:0x7ff6cf7730e9 [ 75.141837][ T634] 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 [ 75.161418][ T634] RSP: 002b:00007ff6cf6c8168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 75.169806][ T634] RAX: ffffffffffffffda RBX: 00007ff6cf886030 RCX: 00007ff6cf7730e9 [ 75.177943][ T634] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 75.185901][ T634] RBP: 00007ff6cf6c81d0 R08: 0000000000000000 R09: 0000000000000000 [ 75.194013][ T634] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 75.201977][ T634] R13: 00007fffa846478f R14: 00007ff6cf6c8300 R15: 0000000000022000 [ 75.211702][ T634] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 75.218809][ T634] !!!! control_disable control_disable ss name cpu [ 75.225351][ T634] !!!! control_disable control_disable ss name memory [ 75.232259][ T383] !!!! css_free_rwork_fn(ffff888115208800) [ 75.233101][ T634] !!!! control_disable control_disable ss name pids [ 75.238372][ T383] !!!! css_free_rwork_fn parent (ffff888101de4000) [ 75.244806][ T634] !!!! control_disable kill_css(ffff888115956800) [ 75.258121][ T634] !!!! control_disable control_disable ss name cpu [ 75.264599][ T634] !!!! control_disable control_disable ss name memory [ 75.271368][ T634] !!!! control_disable control_disable ss name pids [ 75.277958][ T634] !!!! control_disable kill_css(ffff8881158f3800) [ 75.284468][ T634] !!!! control_disable control_disable ss name cpu [ 75.290971][ T634] !!!! control_disable control_disable ss name memory [ 75.297730][ T634] !!!! control_disable control_disable ss name pids [ 75.304303][ T634] !!!! control_disable kill_css(ffff8881158f2c00) [ 75.310945][ T634] !!!! control_disable control_disable ss name cpu [ 75.317460][ T634] !!!! control_disable control_disable ss name memory [ 75.324193][ T634] !!!! control_disable control_disable ss name cpu [ 75.330695][ T634] !!!! control_disable control_disable ss name memory [ 75.337543][ T634] !!!! control_disable control_disable ss name cpu [ 75.344026][ T634] !!!! control_disable control_disable ss name memory [ 75.350797][ T634] !!!! control_disable control_disable ss name cpu [ 75.357302][ T634] !!!! control_disable control_disable ss name memory [ 75.364054][ T634] !!!! control_disable control_disable ss name pids [ 75.370689][ T372] !!!! css_release_work_fn(ffff8881153b5800) [ 75.376770][ T634] !!!! cgroup_kn_unlock css_put(ffffffff85fabeb0) [ 75.383561][ T372] !!!! css_release_work_fn css_free_rwork_fn enqueue(ffff8881153b5800) [ 75.388217][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 75.391935][ C1] !!!! css_killed_ref_fn enqueue(ffff888115956800) [ 75.399069][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 75.405351][ C1] !!!! css_release enqueue(ffff888115956800) [ 75.405374][ C1] list_add corruption. prev->next should be next (ffff8881f735c060), but was ffff888115956870. (prev=ffff888115956870). [ 75.412940][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 75.418295][ C1] ------------[ cut here ]------------ [ 75.431513][ T408] !!!! cgroup_sk_free cgroup_put(css ffffffff85fabeb0) [ 75.437566][ C1] kernel BUG at lib/list_debug.c:28! [ 75.437584][ C1] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 75.437597][ C1] CPU: 1 PID: 372 Comm: kworker/1:2 Tainted: G W 5.10.110-syzkaller-00174-gcacce4479cc9 #0 [ 75.437603][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.437619][ C1] Workqueue: cgroup_destroy css_release_work_fn [ 75.488679][ C1] RIP: 0010:__list_add_valid+0xc6/0xd0 [ 75.494115][ C1] Code: 48 c7 c7 80 e1 43 85 4c 89 e6 4c 89 f1 31 c0 e8 8d 10 40 02 0f 0b 48 c7 c7 40 e2 43 85 4c 89 f6 4c 89 e1 31 c0 e8 77 10 40 02 <0f> 0b 0f 1f 84 00 00 00 00 00 55 48 89 e5 41 57 41 56 41 54 53 49 [ 75.513839][ C1] RSP: 0018:ffffc90000160a00 EFLAGS: 00010046 [ 75.519896][ C1] RAX: 0000000000000075 RBX: ffff8881f735c068 RCX: 483bfcc27e200c00 [ 75.527860][ C1] RDX: 0000000000000102 RSI: 0000000000000102 RDI: 0000000000000000 [ 75.535820][ C1] RBP: ffffc90000160a28 R08: ffffffff8153b2f8 R09: ffffed103ee64e83 [ 75.543779][ C1] R10: ffffed103ee64e83 R11: 1ffff1103ee64e82 R12: ffff888115956870 [ 75.551734][ C1] R13: dffffc0000000000 R14: ffff8881f735c060 R15: ffff888115956870 [ 75.559684][ C1] FS: 0000000000000000(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 75.568593][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.575153][ C1] CR2: 00007ff6cf6c8718 CR3: 00000001196f5000 CR4: 00000000003506a0 [ 75.583100][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 75.591052][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 75.598992][ C1] Call Trace: [ 75.602252][ C1] [ 75.605079][ C1] insert_work+0x107/0x330 [ 75.609470][ C1] __queue_work+0x971/0xd30 [ 75.613944][ C1] queue_work_on+0xf2/0x150 [ 75.618420][ C1] ? wq_worker_last_func+0x50/0x50 [ 75.623504][ C1] ? __alloc_reserved_percpu+0x30/0x30 [ 75.628933][ C1] ? __kasan_check_read+0x11/0x20 [ 75.633937][ C1] css_release+0xc0/0xd0 [ 75.638161][ C1] percpu_ref_switch_to_atomic_rcu+0x5a2/0x5b0 [ 75.644293][ C1] ? percpu_ref_noop_confirm_switch+0x10/0x10 [ 75.650337][ C1] rcu_do_batch+0x4f8/0xbc0 [ 75.654817][ C1] ? local_bh_enable+0x20/0x20 [ 75.659570][ C1] ? note_gp_changes+0x158/0x260 [ 75.664482][ C1] ? clockevents_program_event+0x218/0x2d0 [ 75.670265][ C1] rcu_core+0x59b/0xe30 [ 75.674409][ C1] ? rcu_cpu_kthread_park+0x90/0x90 [ 75.679597][ C1] ? kvm_sched_clock_read+0x18/0x40 [ 75.684770][ C1] ? sched_clock+0x3a/0x40 [ 75.689174][ C1] ? sched_clock_cpu+0x1b/0x3b0 [ 75.693999][ C1] ? irqtime_account_irq+0x76/0x270 [ 75.699169][ C1] rcu_core_si+0x9/0x10 [ 75.703301][ C1] __do_softirq+0x27e/0x596 [ 75.707777][ C1] asm_call_irq_on_stack+0xf/0x20 [ 75.712769][ C1] [ 75.715706][ C1] do_softirq_own_stack+0x60/0x80 [ 75.720711][ C1] __irq_exit_rcu+0x128/0x150 [ 75.725376][ C1] irq_exit_rcu+0x9/0x10 [ 75.729599][ C1] sysvec_apic_timer_interrupt+0xbf/0xe0 [ 75.735218][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 75.741193][ C1] RIP: 0010:console_unlock+0xeea/0xf20 [ 75.746651][ C1] Code: 19 00 eb 85 e8 e7 07 19 00 c6 05 d0 cb 31 05 00 e8 bb 6a 00 00 48 8b 44 24 30 48 89 84 24 98 00 00 00 ff b4 24 98 00 00 00 9d 5a ff ff ff e8 bc 07 19 00 e9 d5 fe ff ff 89 f9 80 e1 07 80 c1 [ 75.766241][ C1] RSP: 0018:ffffc90000b477e0 EFLAGS: 00000246 [ 75.772299][ C1] RAX: 0000000000000246 RBX: 0000000000000001 RCX: ffff888107784f00 [ 75.780682][ C1] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001 [ 75.788631][ C1] RBP: ffffc90000b47a70 R08: ffffffff8153ae3b R09: 0000000000000003 [ 75.796577][ C1] R10: fffff52000168eed R11: 1ffff92000168eec R12: ffffc90000b479e0 [ 75.804527][ C1] R13: 1ffffffff0c3adf1 R14: ffffc90000b47940 R15: dffffc0000000000 [ 75.812485][ C1] ? console_unlock+0xb1b/0xf20 [ 75.817315][ C1] ? memcpy+0x56/0x70 [ 75.821272][ C1] ? __kasan_check_write+0x14/0x20 [ 75.827681][ C1] ? vprintk_emit+0x640/0x640 [ 75.832334][ C1] ? _raw_spin_lock+0x1b0/0x1b0 [ 75.837155][ C1] ? vsnprintf+0x1fa/0x1cd0 [ 75.841629][ C1] ? memcpy+0x56/0x70 [ 75.845583][ C1] ? vsnprintf+0x1bfd/0x1cd0 [ 75.850339][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 75.856166][ C1] ? resume_console+0x50/0x50 [ 75.860840][ C1] ? _raw_spin_lock+0xa3/0x1b0 [ 75.865686][ C1] vprintk_emit+0x44b/0x640 [ 75.870176][ C1] ? log_output+0x4d0/0x4d0 [ 75.874661][ C1] ? __kasan_check_write+0x14/0x20 [ 75.879750][ C1] ? _raw_spin_lock+0xa3/0x1b0 [ 75.884506][ C1] vprintk_default+0x26/0x30 [ 75.889081][ C1] vprintk_func+0x19d/0x1e0 [ 75.893578][ C1] printk+0xcf/0x10f [ 75.897454][ C1] ? panic+0x7d7/0x7d7 [ 75.901590][ C1] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 75.906595][ C1] css_release_work_fn+0x432/0x650 [ 75.911860][ C1] process_one_work+0x726/0xc10 [ 75.916686][ C1] worker_thread+0xb27/0x1550 [ 75.921356][ C1] ? __kthread_parkme+0xba/0x1d0 [ 75.926269][ C1] kthread+0x349/0x3d0 [ 75.930324][ C1] ? worker_clr_flags+0x180/0x180 [ 75.935689][ C1] ? kthread_blkcg+0xd0/0xd0 [ 75.940270][ C1] ret_from_fork+0x1f/0x30 [ 75.944658][ C1] Modules linked in: [ 75.948538][ C1] ---[ end trace ade9ed68a2334729 ]--- [ 75.953974][ C1] RIP: 0010:__list_add_valid+0xc6/0xd0 [ 75.959518][ C1] Code: 48 c7 c7 80 e1 43 85 4c 89 e6 4c 89 f1 31 c0 e8 8d 10 40 02 0f 0b 48 c7 c7 40 e2 43 85 4c 89 f6 4c 89 e1 31 c0 e8 77 10 40 02 <0f> 0b 0f 1f 84 00 00 00 00 00 55 48 89 e5 41 57 41 56 41 54 53 49 [ 75.979643][ C1] RSP: 0018:ffffc90000160a00 EFLAGS: 00010046 [ 75.985711][ C1] RAX: 0000000000000075 RBX: ffff8881f735c068 RCX: 483bfcc27e200c00 [ 75.993667][ C1] RDX: 0000000000000102 RSI: 0000000000000102 RDI: 0000000000000000 [ 76.001646][ C1] RBP: ffffc90000160a28 R08: ffffffff8153b2f8 R09: ffffed103ee64e83 [ 76.009639][ C1] R10: ffffed103ee64e83 R11: 1ffff1103ee64e82 R12: ffff888115956870 [ 76.017854][ C1] R13: dffffc0000000000 R14: ffff8881f735c060 R15: ffff888115956870 [ 76.025810][ C1] FS: 0000000000000000(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 76.034723][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.041468][ C1] CR2: 00007ff6cf6c8718 CR3: 00000001196f5000 CR4: 00000000003506a0 [ 76.049425][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 76.057385][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 76.065335][ C1] Kernel panic - not syncing: Fatal exception in interrupt [ 76.072675][ C1] Kernel Offset: disabled [ 76.076984][ C1] Rebooting in 86400 seconds..