[ 20.712466][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 20.724066][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 20.735262][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 20.753889][ T372] cgroup: cgroup: disabling cgroup2 socket matching due to net_prio or net_cls activation [ 21.224470][ T7] device bridge_slave_1 left promiscuous mode [ 21.230760][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 21.238660][ T7] device bridge_slave_0 left promiscuous mode [ 21.245592][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 31.634366][ T23] kauditd_printk_skb: 64 callbacks suppressed [ 31.634373][ T23] audit: type=1400 audit(1654542400.820:147): avc: denied { read } for pid=142 comm="syslogd" name="log" dev="sda1" ino=1125 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 Warning: Permanently added '10.128.0.135' (ECDSA) to the list of known hosts. 2022/06/06 19:06:47 parsed 1 programs [ 38.580500][ T23] audit: type=1400 audit(1654542407.760:148): avc: denied { mounton } for pid=401 comm="syz-executor" path="/syzcgroup/unified" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=dir permissive=1 [ 38.583207][ T401] cgroup: Unknown subsys name 'net' [ 38.610307][ T401] cgroup: Unknown subsys name 'devices' [ 38.616840][ T401] cgroup: Unknown subsys name 'hugetlb' [ 38.622714][ T401] cgroup: Unknown subsys name 'rlimit' 2022/06/06 19:06:47 executed programs: 0 [ 38.628858][ T23] audit: type=1400 audit(1654542407.810:149): avc: denied { mounton } for pid=401 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 38.674342][ T23] audit: type=1400 audit(1654542407.810:150): avc: denied { mount } for pid=401 comm="syz-executor" name="/" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=filesystem permissive=1 [ 38.713371][ T23] audit: type=1400 audit(1654542407.810:151): avc: denied { mounton } for pid=405 comm="syz-executor.2" 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 [ 38.738205][ T23] audit: type=1400 audit(1654542407.810:152): avc: denied { module_request } for pid=405 comm="syz-executor.2" kmod="netdev-nr2" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 38.783738][ T405] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.791173][ T405] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.798834][ T405] device bridge_slave_0 entered promiscuous mode [ 38.814426][ T405] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.821711][ T405] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.829387][ T405] device bridge_slave_1 entered promiscuous mode [ 38.840768][ T413] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.849091][ T413] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.856633][ T413] device bridge_slave_0 entered promiscuous mode [ 38.867256][ T409] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.875264][ T409] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.882811][ T409] device bridge_slave_0 entered promiscuous mode [ 38.889895][ T409] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.896978][ T409] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.904363][ T409] device bridge_slave_1 entered promiscuous mode [ 38.915085][ T413] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.922470][ T413] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.930432][ T413] device bridge_slave_1 entered promiscuous mode [ 38.993728][ T415] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.001524][ T415] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.009211][ T415] device bridge_slave_0 entered promiscuous mode [ 39.024795][ T415] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.032356][ T415] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.040045][ T415] device bridge_slave_1 entered promiscuous mode [ 39.069966][ T418] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.077871][ T418] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.085777][ T418] device bridge_slave_0 entered promiscuous mode [ 39.093183][ T418] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.100434][ T418] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.108211][ T418] device bridge_slave_1 entered promiscuous mode [ 39.148089][ T411] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.156135][ T411] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.164238][ T411] device bridge_slave_0 entered promiscuous mode [ 39.171207][ T411] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.186535][ T411] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.194659][ T411] device bridge_slave_1 entered promiscuous mode [ 39.212553][ T409] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.220616][ T409] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.228404][ T409] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.236027][ T409] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.246133][ T413] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.253589][ T413] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.260955][ T413] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.268049][ T413] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.292702][ T405] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.300136][ T405] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.307588][ T405] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.314644][ T405] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.328627][ T415] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.335917][ T415] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.343361][ T415] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.350768][ T415] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.393186][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.400711][ T378] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.408357][ T378] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.415853][ T378] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.424173][ T378] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.431577][ T378] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.439265][ T378] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.447423][ T378] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.455431][ T378] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.489532][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.497949][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 39.506873][ T68] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.514124][ T68] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.522242][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 39.530657][ T68] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.537849][ T68] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.545337][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 39.553596][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 39.561576][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 39.570058][ T68] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.577204][ T68] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.584724][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 39.593134][ T68] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.600244][ T68] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.607621][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 39.615777][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 39.644460][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.653197][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 39.664287][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 39.672002][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.679540][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 39.688774][ T378] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.696241][ T378] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.703751][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 39.712162][ T378] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.719524][ T378] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.726865][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 39.734989][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 39.743138][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 39.751537][ T378] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.758712][ T378] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.766305][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 39.774600][ T378] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.781885][ T378] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.789802][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 39.798245][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 39.833911][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 39.841489][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.849430][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 39.859662][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 39.870051][ T378] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.877477][ T378] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.885281][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 39.893829][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 39.902187][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 39.910277][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 39.918780][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 39.927607][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 39.935882][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 39.943955][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 39.953250][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 39.975085][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 39.984269][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 39.993055][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 40.001289][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 40.010221][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 40.018628][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 40.026266][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 40.034910][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.043162][ T108] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.050177][ T108] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.057954][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 40.066376][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.075638][ T108] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.082887][ T108] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.090366][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 40.098775][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 40.107056][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 40.115275][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 40.123427][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 40.131828][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.140432][ T108] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.147872][ T108] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.155644][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 40.171664][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 40.180708][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.189509][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 40.199141][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 40.212961][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 40.221581][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 40.252794][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 40.260944][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 40.269154][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 40.278150][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 40.287881][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 40.296349][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 40.304786][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 40.312594][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 40.320568][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 40.329662][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 40.338194][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 40.346480][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 40.354814][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 40.363342][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 40.371815][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 40.380202][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 40.392405][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 40.401037][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 40.409533][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.418244][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 40.426785][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 40.438162][ T23] audit: type=1400 audit(1654542409.620:153): avc: denied { mount } for pid=409 comm="syz-executor.0" name="/" dev="binder" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=filesystem permissive=1 [ 40.463653][ T23] audit: type=1400 audit(1654542409.650:154): avc: denied { mounton } for pid=434 comm="syz-executor.0" path="/root/syzkaller-testdir1351299696/syzkaller.z7gK3L/0/file0" dev="sda1" ino=1158 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 40.501979][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 40.510136][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 40.518916][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 40.527282][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 40.536122][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 40.544966][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 40.553453][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 40.561792][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 40.570646][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 40.578997][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 40.587971][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 40.596315][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 40.622134][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 40.665738][ T443] FAULT_INJECTION: forcing a failure. [ 40.665738][ T443] name failslab, interval 1, probability 0, space 0, times 1 [ 40.665987][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 40.678623][ T443] CPU: 0 PID: 443 Comm: syz-executor.2 Not tainted 5.10.110-syzkaller-00173-g07b78bf6d055 #0 [ 40.687272][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 40.696594][ T443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 40.696598][ T443] Call Trace: [ 40.696616][ T443] dump_stack_lvl+0x1e2/0x24b [ 40.696624][ T443] ? panic+0x7d7/0x7d7 [ 40.696633][ T443] ? bfq_pos_tree_add_move+0x43e/0x43e [ 40.696642][ T443] ? selinux_kernfs_init_security+0x1a8/0x760 [ 40.696652][ T443] dump_stack+0x15/0x17 [ 40.696660][ T443] should_fail+0x3c0/0x510 [ 40.696671][ T443] __should_failslab+0x9f/0xe0 [ 40.696680][ T443] should_failslab+0x9/0x20 [ 40.696690][ T443] kmem_cache_alloc+0x3f/0x300 [ 40.696708][ T443] ? __kernfs_new_node+0xdb/0x6e0 [ 40.705167][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 40.714390][ T443] __kernfs_new_node+0xdb/0x6e0 [ 40.714400][ T443] ? is_module_text_address+0xe1/0x140 [ 40.714409][ T443] ? kernfs_new_node+0x170/0x170 [ 40.714427][ T443] ? ptr_to_hashval+0x60/0x60 [ 40.718054][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 40.722628][ T443] ? arch_stack_walk+0xf8/0x140 [ 40.722640][ T443] ? snprintf+0xd6/0x120 [ 40.722656][ T443] kernfs_new_node+0x97/0x170 [ 40.727185][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 40.732483][ T443] __kernfs_create_file+0x4a/0x270 [ 40.732494][ T443] cgroup_addrm_files+0xab8/0xfe0 [ 40.732504][ T443] ? ____kasan_kmalloc+0xdc/0x110 [ 40.732521][ T443] ? __kasan_kmalloc+0x9/0x10 [ 40.738913][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 40.742785][ T443] ? kmem_cache_alloc_trace+0x1dd/0x330 [ 40.742797][ T443] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 40.742806][ T443] ? delete_node+0x759/0x7b0 [ 40.742822][ T443] ? __kasan_check_read+0x11/0x20 [ 40.880640][ T443] ? delete_node+0x759/0x7b0 [ 40.885313][ T443] ? __kasan_check_write+0x14/0x20 [ 40.890505][ T443] ? idr_replace+0x1c4/0x230 [ 40.895181][ T443] ? idr_get_next+0x4b0/0x4b0 [ 40.900470][ T443] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 40.911610][ T443] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 40.917425][ T443] css_populate_dir+0x137/0x370 [ 40.922376][ T443] cgroup_apply_control_enable+0x8b9/0x12f0 [ 40.928589][ T443] cgroup_apply_control+0x93/0x710 [ 40.933815][ T443] ? css_next_child+0x160/0x160 [ 40.940289][ T443] ? io_schedule+0x120/0x120 [ 40.946363][ T443] ? kernfs_fop_write_iter+0x15e/0x410 [ 40.953072][ T443] ? __kasan_check_write+0x14/0x20 [ 40.959918][ T443] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 40.968235][ T443] cgroup_subtree_control_write+0xd19/0x1310 [ 40.975485][ T443] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 40.983780][ T443] ? __kasan_check_write+0x14/0x20 [ 40.990493][ T443] ? _copy_from_iter+0x3fb/0xd60 [ 40.996665][ T443] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 41.003588][ T443] cgroup_file_write+0x28e/0x590 [ 41.009615][ T443] ? cgroup_seqfile_stop+0xc0/0xc0 [ 41.015798][ T443] ? mutex_lock+0xa6/0x110 [ 41.021408][ T443] ? mutex_trylock+0xb0/0xb0 [ 41.026204][ T443] ? __kasan_check_write+0x14/0x20 [ 41.031856][ T443] kernfs_fop_write_iter+0x2d0/0x410 [ 41.037581][ T443] ? cgroup_seqfile_stop+0xc0/0xc0 [ 41.042919][ T443] vfs_write+0xc1c/0xf40 [ 41.047639][ T443] ? kernel_write+0x3c0/0x3c0 [ 41.052589][ T443] ? mutex_trylock+0xb0/0xb0 [ 41.058089][ T443] ? __fdget_pos+0x26d/0x310 [ 41.063139][ T443] ? ksys_write+0x77/0x2c0 [ 41.068192][ T443] ksys_write+0x198/0x2c0 [ 41.074336][ T443] ? __ia32_sys_read+0x90/0x90 [ 41.079961][ T443] ? debug_smp_processor_id+0x17/0x20 [ 41.086468][ T443] __x64_sys_write+0x7b/0x90 [ 41.091634][ T443] do_syscall_64+0x34/0x70 [ 41.096039][ T443] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 41.103215][ T443] RIP: 0033:0x7f87474ea0e9 [ 41.107988][ T443] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 41.128107][ T443] RSP: 002b:00007f8747460168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 41.136627][ T443] RAX: ffffffffffffffda RBX: 00007f87475fcf60 RCX: 00007f87474ea0e9 [ 41.145013][ T443] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 41.153130][ T443] RBP: 00007f87474601d0 R08: 0000000000000000 R09: 0000000000000000 [ 41.161606][ T443] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 41.169847][ T443] R13: 00007ffe641f5edf R14: 00007f8747460300 R15: 0000000000022000 [ 41.179139][ T23] audit: type=1400 audit(1654542410.370:155): 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 [ 41.184714][ T443] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 41.222220][ T23] audit: type=1400 audit(1654542410.370:156): 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 [ 41.249555][ T23] audit: type=1400 audit(1654542410.370:157): 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 [ 41.263284][ T455] FAULT_INJECTION: forcing a failure. [ 41.263284][ T455] name failslab, interval 1, probability 0, space 0, times 0 [ 41.285373][ T455] CPU: 0 PID: 455 Comm: syz-executor.4 Not tainted 5.10.110-syzkaller-00173-g07b78bf6d055 #0 [ 41.296035][ T455] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.306353][ T455] Call Trace: [ 41.309834][ T455] dump_stack_lvl+0x1e2/0x24b [ 41.314549][ T455] ? bfq_pos_tree_add_move+0x43e/0x43e [ 41.320143][ T455] ? selinux_kernfs_init_security+0x1a8/0x760 [ 41.326437][ T455] dump_stack+0x15/0x17 [ 41.330772][ T455] should_fail+0x3c0/0x510 [ 41.335173][ T455] ? __kernfs_new_node+0x99/0x6e0 [ 41.340293][ T455] __should_failslab+0x9f/0xe0 [ 41.345185][ T455] should_failslab+0x9/0x20 [ 41.349784][ T455] __kmalloc_track_caller+0x5f/0x350 [ 41.355338][ T455] kstrdup_const+0x55/0x90 [ 41.359776][ T455] __kernfs_new_node+0x99/0x6e0 [ 41.364619][ T455] ? is_module_text_address+0xe1/0x140 [ 41.370630][ T455] ? kernfs_new_node+0x170/0x170 [ 41.376465][ T455] ? ptr_to_hashval+0x60/0x60 [ 41.381387][ T455] ? arch_stack_walk+0xf8/0x140 [ 41.386222][ T455] ? snprintf+0xd6/0x120 [ 41.390634][ T455] kernfs_new_node+0x97/0x170 [ 41.395588][ T455] __kernfs_create_file+0x4a/0x270 [ 41.400840][ T455] cgroup_addrm_files+0xab8/0xfe0 [ 41.405948][ T455] ? ____kasan_kmalloc+0xdc/0x110 [ 41.410968][ T455] ? __kasan_kmalloc+0x9/0x10 [ 41.415808][ T455] ? kmem_cache_alloc_trace+0x1dd/0x330 [ 41.422482][ T455] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 41.428631][ T455] ? delete_node+0x759/0x7b0 [ 41.433323][ T455] ? __kasan_check_read+0x11/0x20 [ 41.438543][ T455] ? delete_node+0x759/0x7b0 [ 41.443126][ T455] ? __kasan_check_write+0x14/0x20 [ 41.448414][ T455] ? idr_replace+0x1c4/0x230 [ 41.453027][ T455] ? idr_get_next+0x4b0/0x4b0 [ 41.458026][ T455] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 41.463057][ T455] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 41.468805][ T455] css_populate_dir+0x137/0x370 [ 41.474220][ T455] cgroup_apply_control_enable+0x8b9/0x12f0 [ 41.480851][ T455] cgroup_apply_control+0x93/0x710 [ 41.486227][ T455] ? css_next_child+0x160/0x160 [ 41.491268][ T455] ? io_schedule+0x120/0x120 [ 41.495867][ T455] ? kernfs_fop_write_iter+0x15e/0x410 [ 41.502077][ T455] ? __kasan_check_write+0x14/0x20 [ 41.507665][ T455] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 41.514525][ T455] cgroup_subtree_control_write+0xd19/0x1310 [ 41.521681][ T455] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 41.528098][ T455] ? __kasan_check_write+0x14/0x20 [ 41.533301][ T455] ? _copy_from_iter+0x3fb/0xd60 [ 41.538482][ T455] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 41.544533][ T455] cgroup_file_write+0x28e/0x590 [ 41.549624][ T455] ? cgroup_seqfile_stop+0xc0/0xc0 [ 41.554810][ T455] ? mutex_lock+0xa6/0x110 [ 41.559253][ T455] ? mutex_trylock+0xb0/0xb0 [ 41.564063][ T455] ? __kasan_check_write+0x14/0x20 [ 41.569645][ T455] kernfs_fop_write_iter+0x2d0/0x410 [ 41.575021][ T455] ? cgroup_seqfile_stop+0xc0/0xc0 [ 41.580357][ T455] vfs_write+0xc1c/0xf40 [ 41.585234][ T455] ? kernel_write+0x3c0/0x3c0 [ 41.589903][ T455] ? mutex_trylock+0xb0/0xb0 [ 41.594511][ T455] ? __fdget_pos+0x26d/0x310 [ 41.599095][ T455] ? ksys_write+0x77/0x2c0 [ 41.603512][ T455] ksys_write+0x198/0x2c0 [ 41.607862][ T455] ? __ia32_sys_read+0x90/0x90 [ 41.612612][ T455] ? debug_smp_processor_id+0x17/0x20 [ 41.618066][ T455] __x64_sys_write+0x7b/0x90 [ 41.622857][ T455] do_syscall_64+0x34/0x70 [ 41.627575][ T455] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 41.633890][ T455] RIP: 0033:0x7f0bf720f0e9 [ 41.639088][ T455] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 41.659221][ T455] RSP: 002b:00007f0bf7185168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 41.667982][ T455] RAX: ffffffffffffffda RBX: 00007f0bf7321f60 RCX: 00007f0bf720f0e9 [ 41.676048][ T455] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 41.684166][ T455] RBP: 00007f0bf71851d0 R08: 0000000000000000 R09: 0000000000000000 [ 41.692453][ T455] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 41.701169][ T455] R13: 00007ffe4d9d18ef R14: 00007f0bf7185300 R15: 0000000000022000 [ 41.722606][ T455] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 41.743777][ T451] FAULT_INJECTION: forcing a failure. [ 41.743777][ T451] name failslab, interval 1, probability 0, space 0, times 0 [ 41.757065][ T451] CPU: 1 PID: 451 Comm: syz-executor.5 Not tainted 5.10.110-syzkaller-00173-g07b78bf6d055 #0 [ 41.767637][ T451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.778397][ T451] Call Trace: [ 41.781682][ T451] dump_stack_lvl+0x1e2/0x24b [ 41.786365][ T451] ? bfq_pos_tree_add_move+0x43e/0x43e [ 41.792183][ T451] ? selinux_kernfs_init_security+0x1a8/0x760 [ 41.798354][ T451] dump_stack+0x15/0x17 [ 41.802589][ T451] should_fail+0x3c0/0x510 [ 41.807093][ T451] ? __kernfs_new_node+0x99/0x6e0 [ 41.812121][ T451] __should_failslab+0x9f/0xe0 [ 41.816944][ T451] should_failslab+0x9/0x20 [ 41.821468][ T451] __kmalloc_track_caller+0x5f/0x350 [ 41.826852][ T451] kstrdup_const+0x55/0x90 [ 41.831328][ T451] __kernfs_new_node+0x99/0x6e0 [ 41.837165][ T451] ? is_module_text_address+0xe1/0x140 [ 41.842614][ T451] ? kernfs_new_node+0x170/0x170 [ 41.847893][ T451] ? ptr_to_hashval+0x60/0x60 [ 41.852555][ T451] ? arch_stack_walk+0xf8/0x140 [ 41.857608][ T451] ? snprintf+0xd6/0x120 [ 41.862005][ T451] kernfs_new_node+0x97/0x170 [ 41.866898][ T451] __kernfs_create_file+0x4a/0x270 [ 41.872111][ T451] cgroup_addrm_files+0xab8/0xfe0 [ 41.877366][ T451] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 41.883616][ T451] ? tag_get+0x66/0x90 [ 41.887868][ T451] ? delete_node+0x759/0x7b0 [ 41.892548][ T451] ? __kasan_check_write+0x14/0x20 [ 41.897802][ T451] ? idr_replace+0x1c4/0x230 [ 41.902472][ T451] ? idr_get_next+0x4b0/0x4b0 [ 41.907141][ T451] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 41.912212][ T451] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 41.917411][ T451] css_populate_dir+0x137/0x370 [ 41.922361][ T451] cgroup_apply_control_enable+0x8b9/0x12f0 [ 41.928427][ T451] cgroup_apply_control+0x93/0x710 [ 41.933639][ T451] ? css_next_child+0x160/0x160 [ 41.938490][ T451] ? set_next_entity+0xc5/0x390 [ 41.943335][ T451] ? io_schedule+0x120/0x120 [ 41.947914][ T451] ? kernfs_fop_write_iter+0x15e/0x410 [ 41.954244][ T451] ? __kasan_check_write+0x14/0x20 [ 41.959854][ T451] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 41.965182][ T451] cgroup_subtree_control_write+0xd19/0x1310 [ 41.971417][ T451] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 41.977986][ T451] ? __kasan_check_write+0x14/0x20 [ 41.983266][ T451] ? _copy_from_iter+0x3fb/0xd60 [ 41.988234][ T451] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 41.994321][ T451] cgroup_file_write+0x28e/0x590 [ 41.999242][ T451] ? cgroup_seqfile_stop+0xc0/0xc0 [ 42.005007][ T451] ? mutex_lock+0xa6/0x110 [ 42.009862][ T451] ? mutex_trylock+0xb0/0xb0 [ 42.014982][ T451] ? __kasan_check_write+0x14/0x20 [ 42.020105][ T451] kernfs_fop_write_iter+0x2d0/0x410 [ 42.025495][ T451] ? cgroup_seqfile_stop+0xc0/0xc0 [ 42.030714][ T451] vfs_write+0xc1c/0xf40 [ 42.035024][ T451] ? kernel_write+0x3c0/0x3c0 [ 42.039695][ T451] ? mutex_trylock+0xb0/0xb0 [ 42.044290][ T451] ? __fdget_pos+0x26d/0x310 [ 42.048901][ T451] ? ksys_write+0x77/0x2c0 [ 42.053340][ T451] ksys_write+0x198/0x2c0 [ 42.057664][ T451] ? __ia32_sys_read+0x90/0x90 [ 42.062665][ T451] ? debug_smp_processor_id+0x17/0x20 [ 42.068176][ T451] __x64_sys_write+0x7b/0x90 [ 42.073017][ T451] do_syscall_64+0x34/0x70 [ 42.077424][ T451] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 42.083486][ T451] RIP: 0033:0x7f8d82fc70e9 [ 42.087988][ T451] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 42.108639][ T451] RSP: 002b:00007f8d82f1c168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 42.117512][ T451] RAX: ffffffffffffffda RBX: 00007f8d830da030 RCX: 00007f8d82fc70e9 [ 42.126177][ T451] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 42.134249][ T451] RBP: 00007f8d82f1c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 42.142397][ T451] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 42.150560][ T451] R13: 00007fff5d2d48ef R14: 00007f8d82f1c300 R15: 0000000000022000 [ 42.161184][ T451] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 42.193747][ T468] FAULT_INJECTION: forcing a failure. [ 42.193747][ T468] name failslab, interval 1, probability 0, space 0, times 0 [ 42.207605][ T468] CPU: 1 PID: 468 Comm: syz-executor.5 Not tainted 5.10.110-syzkaller-00173-g07b78bf6d055 #0 [ 42.218004][ T468] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.228156][ T468] Call Trace: [ 42.231435][ T468] dump_stack_lvl+0x1e2/0x24b [ 42.236189][ T468] ? panic+0x7d7/0x7d7 [ 42.240601][ T468] ? bfq_pos_tree_add_move+0x43e/0x43e [ 42.246344][ T468] ? selinux_kernfs_init_security+0x1a8/0x760 [ 42.252425][ T468] dump_stack+0x15/0x17 [ 42.256702][ T468] should_fail+0x3c0/0x510 [ 42.261108][ T468] __should_failslab+0x9f/0xe0 [ 42.266472][ T468] should_failslab+0x9/0x20 [ 42.270960][ T468] kmem_cache_alloc+0x3f/0x300 [ 42.275723][ T468] ? __kernfs_new_node+0xdb/0x6e0 [ 42.280883][ T468] __kernfs_new_node+0xdb/0x6e0 [ 42.286186][ T468] ? is_module_text_address+0xe1/0x140 [ 42.291923][ T468] ? kernfs_new_node+0x170/0x170 [ 42.296846][ T468] ? ptr_to_hashval+0x60/0x60 [ 42.301507][ T468] ? arch_stack_walk+0xf8/0x140 [ 42.306339][ T468] ? snprintf+0xd6/0x120 [ 42.310563][ T468] kernfs_new_node+0x97/0x170 [ 42.315504][ T468] __kernfs_create_file+0x4a/0x270 [ 42.320684][ T468] cgroup_addrm_files+0xab8/0xfe0 [ 42.325704][ T468] ? ____kasan_kmalloc+0xdc/0x110 [ 42.330817][ T468] ? __kasan_kmalloc+0x9/0x10 [ 42.335499][ T468] ? kmem_cache_alloc_trace+0x1dd/0x330 [ 42.341081][ T468] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 42.347234][ T468] ? delete_node+0x759/0x7b0 [ 42.352160][ T468] ? __kasan_check_read+0x11/0x20 [ 42.357313][ T468] ? delete_node+0x759/0x7b0 [ 42.362202][ T468] ? __kasan_check_write+0x14/0x20 [ 42.367390][ T468] ? idr_replace+0x1c4/0x230 [ 42.372057][ T468] ? idr_get_next+0x4b0/0x4b0 [ 42.377643][ T468] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 42.382769][ T468] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 42.387976][ T468] css_populate_dir+0x137/0x370 [ 42.392821][ T468] cgroup_apply_control_enable+0x8b9/0x12f0 [ 42.399067][ T468] cgroup_apply_control+0x93/0x710 [ 42.404310][ T468] ? css_next_child+0x160/0x160 [ 42.409563][ T468] ? io_schedule+0x120/0x120 [ 42.414435][ T468] ? kernfs_fop_write_iter+0x15e/0x410 [ 42.419893][ T468] ? __kasan_check_write+0x14/0x20 [ 42.425436][ T468] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 42.430889][ T468] cgroup_subtree_control_write+0xd19/0x1310 [ 42.436968][ T468] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 42.443078][ T468] ? __kasan_check_write+0x14/0x20 [ 42.448285][ T468] ? _copy_from_iter+0x3fb/0xd60 [ 42.453568][ T468] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 42.460241][ T468] cgroup_file_write+0x28e/0x590 [ 42.465505][ T468] ? cgroup_seqfile_stop+0xc0/0xc0 [ 42.470969][ T468] ? mutex_lock+0xa6/0x110 [ 42.475732][ T468] ? mutex_trylock+0xb0/0xb0 [ 42.480325][ T468] ? __kasan_check_write+0x14/0x20 [ 42.485990][ T468] kernfs_fop_write_iter+0x2d0/0x410 [ 42.491591][ T468] ? cgroup_seqfile_stop+0xc0/0xc0 [ 42.496898][ T468] vfs_write+0xc1c/0xf40 [ 42.501228][ T468] ? kernel_write+0x3c0/0x3c0 [ 42.506457][ T468] ? mutex_trylock+0xb0/0xb0 [ 42.511636][ T468] ? __fdget_pos+0x26d/0x310 [ 42.516603][ T468] ? ksys_write+0x77/0x2c0 [ 42.521099][ T468] ksys_write+0x198/0x2c0 [ 42.525601][ T468] ? __ia32_sys_read+0x90/0x90 [ 42.530805][ T468] ? debug_smp_processor_id+0x17/0x20 [ 42.536290][ T468] __x64_sys_write+0x7b/0x90 [ 42.541346][ T468] do_syscall_64+0x34/0x70 [ 42.545759][ T468] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 42.551667][ T468] RIP: 0033:0x7f8d82fc70e9 [ 42.556077][ T468] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 42.576017][ T468] RSP: 002b:00007f8d82f3d168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 42.584519][ T468] RAX: ffffffffffffffda RBX: 00007f8d830d9f60 RCX: 00007f8d82fc70e9 [ 42.592568][ T468] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 42.600546][ T468] RBP: 00007f8d82f3d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 42.608710][ T468] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 42.616979][ T468] R13: 00007fff5d2d48ef R14: 00007f8d82f3d300 R15: 0000000000022000 [ 42.629446][ T468] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 42.673210][ T452] FAULT_INJECTION: forcing a failure. [ 42.673210][ T452] name failslab, interval 1, probability 0, space 0, times 0 [ 42.685935][ T452] CPU: 0 PID: 452 Comm: syz-executor.3 Not tainted 5.10.110-syzkaller-00173-g07b78bf6d055 #0 [ 42.696449][ T452] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.707075][ T452] Call Trace: [ 42.710528][ T452] dump_stack_lvl+0x1e2/0x24b [ 42.715209][ T452] ? panic+0x7d7/0x7d7 [ 42.719258][ T452] ? bfq_pos_tree_add_move+0x43e/0x43e [ 42.724794][ T452] ? selinux_kernfs_init_security+0x1a8/0x760 [ 42.731054][ T452] dump_stack+0x15/0x17 [ 42.735290][ T452] should_fail+0x3c0/0x510 [ 42.739794][ T452] __should_failslab+0x9f/0xe0 [ 42.744893][ T452] should_failslab+0x9/0x20 [ 42.749492][ T452] kmem_cache_alloc+0x3f/0x300 [ 42.754369][ T452] ? __kernfs_new_node+0xdb/0x6e0 [ 42.760121][ T452] __kernfs_new_node+0xdb/0x6e0 [ 42.765050][ T452] ? is_module_text_address+0xe1/0x140 [ 42.770603][ T452] ? kernfs_new_node+0x170/0x170 [ 42.775866][ T452] ? ptr_to_hashval+0x60/0x60 [ 42.780523][ T452] ? arch_stack_walk+0xf8/0x140 [ 42.785754][ T452] ? snprintf+0xd6/0x120 [ 42.790006][ T452] kernfs_new_node+0x97/0x170 [ 42.794734][ T452] __kernfs_create_file+0x4a/0x270 [ 42.799867][ T452] cgroup_addrm_files+0xab8/0xfe0 [ 42.805050][ T452] ? ____kasan_kmalloc+0xdc/0x110 [ 42.810153][ T452] ? __kasan_kmalloc+0x9/0x10 [ 42.814823][ T452] ? kmem_cache_alloc_trace+0x1dd/0x330 [ 42.820442][ T452] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 42.826590][ T452] ? delete_node+0x759/0x7b0 [ 42.831235][ T452] ? __kasan_check_read+0x11/0x20 [ 42.836250][ T452] ? delete_node+0x759/0x7b0 [ 42.840916][ T452] ? __kasan_check_write+0x14/0x20 [ 42.846452][ T452] ? idr_replace+0x1c4/0x230 [ 42.851687][ T452] ? idr_get_next+0x4b0/0x4b0 [ 42.856891][ T452] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 42.862120][ T452] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 42.867838][ T452] css_populate_dir+0x137/0x370 [ 42.872986][ T452] cgroup_apply_control_enable+0x8b9/0x12f0 [ 42.878886][ T452] cgroup_apply_control+0x93/0x710 [ 42.884091][ T452] ? css_next_child+0x160/0x160 [ 42.890335][ T452] ? set_next_entity+0xc5/0x390 [ 42.895660][ T452] ? io_schedule+0x120/0x120 [ 42.900245][ T452] ? kernfs_fop_write_iter+0x15e/0x410 [ 42.905726][ T452] ? __kasan_check_write+0x14/0x20 [ 42.911048][ T452] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 42.916626][ T452] cgroup_subtree_control_write+0xd19/0x1310 [ 42.922729][ T452] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 42.928923][ T452] ? __kasan_check_write+0x14/0x20 [ 42.934447][ T452] ? _copy_from_iter+0x3fb/0xd60 [ 42.939554][ T452] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 42.945520][ T452] cgroup_file_write+0x28e/0x590 [ 42.950537][ T452] ? cgroup_seqfile_stop+0xc0/0xc0 [ 42.955849][ T452] ? mutex_lock+0xa6/0x110 [ 42.960678][ T452] ? mutex_trylock+0xb0/0xb0 [ 42.965524][ T452] ? __kasan_check_write+0x14/0x20 [ 42.970777][ T452] kernfs_fop_write_iter+0x2d0/0x410 [ 42.976536][ T452] ? cgroup_seqfile_stop+0xc0/0xc0 [ 42.981799][ T452] vfs_write+0xc1c/0xf40 [ 42.986145][ T452] ? kernel_write+0x3c0/0x3c0 [ 42.990864][ T452] ? mutex_trylock+0xb0/0xb0 [ 42.995446][ T452] ? __fdget_pos+0x26d/0x310 [ 43.000447][ T452] ? ksys_write+0x77/0x2c0 [ 43.005294][ T452] ksys_write+0x198/0x2c0 [ 43.010120][ T452] ? __ia32_sys_read+0x90/0x90 [ 43.014904][ T452] ? debug_smp_processor_id+0x17/0x20 [ 43.020276][ T452] __x64_sys_write+0x7b/0x90 [ 43.025849][ T452] do_syscall_64+0x34/0x70 [ 43.030262][ T452] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 43.036765][ T452] RIP: 0033:0x7f2e8673a0e9 [ 43.041856][ T452] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 43.064059][ T452] RSP: 002b:00007f2e8668f168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 43.072925][ T452] RAX: ffffffffffffffda RBX: 00007f2e8684d030 RCX: 00007f2e8673a0e9 [ 43.081200][ T452] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 43.089797][ T452] RBP: 00007f2e8668f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 43.098077][ T452] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 43.106170][ T452] R13: 00007ffffc61233f R14: 00007f2e8668f300 R15: 0000000000022000 [ 43.114754][ T452] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 43.153255][ T465] FAULT_INJECTION: forcing a failure. [ 43.153255][ T465] name failslab, interval 1, probability 0, space 0, times 0 [ 43.167052][ T465] CPU: 1 PID: 465 Comm: syz-executor.2 Not tainted 5.10.110-syzkaller-00173-g07b78bf6d055 #0 [ 43.177553][ T465] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.187896][ T465] Call Trace: [ 43.191197][ T465] dump_stack_lvl+0x1e2/0x24b [ 43.196164][ T465] ? bfq_pos_tree_add_move+0x43e/0x43e [ 43.201950][ T465] ? selinux_kernfs_init_security+0x1a8/0x760 [ 43.208117][ T465] dump_stack+0x15/0x17 [ 43.212271][ T465] should_fail+0x3c0/0x510 [ 43.216783][ T465] ? __kernfs_new_node+0x99/0x6e0 [ 43.221812][ T465] __should_failslab+0x9f/0xe0 [ 43.226675][ T465] should_failslab+0x9/0x20 [ 43.231265][ T465] __kmalloc_track_caller+0x5f/0x350 [ 43.236562][ T465] kstrdup_const+0x55/0x90 [ 43.240964][ T465] __kernfs_new_node+0x99/0x6e0 [ 43.245815][ T465] ? is_module_text_address+0xe1/0x140 [ 43.251840][ T465] ? kernfs_new_node+0x170/0x170 [ 43.257008][ T465] ? ptr_to_hashval+0x60/0x60 [ 43.261675][ T465] ? arch_stack_walk+0xf8/0x140 [ 43.266513][ T465] ? snprintf+0xd6/0x120 [ 43.270825][ T465] kernfs_new_node+0x97/0x170 [ 43.275682][ T465] __kernfs_create_file+0x4a/0x270 [ 43.280779][ T465] cgroup_addrm_files+0xab8/0xfe0 [ 43.285956][ T465] ? ____kasan_kmalloc+0xdc/0x110 [ 43.291088][ T465] ? __kasan_kmalloc+0x9/0x10 [ 43.295769][ T465] ? kmem_cache_alloc_trace+0x1dd/0x330 [ 43.301821][ T465] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 43.308295][ T465] ? delete_node+0x759/0x7b0 [ 43.312958][ T465] ? __kasan_check_read+0x11/0x20 [ 43.317994][ T465] ? delete_node+0x759/0x7b0 [ 43.322889][ T465] ? __kasan_check_write+0x14/0x20 [ 43.328110][ T465] ? idr_replace+0x1c4/0x230 [ 43.332962][ T465] ? idr_get_next+0x4b0/0x4b0 [ 43.337727][ T465] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 43.342945][ T465] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 43.348823][ T465] css_populate_dir+0x137/0x370 [ 43.353800][ T465] cgroup_apply_control_enable+0x8b9/0x12f0 [ 43.360535][ T465] cgroup_apply_control+0x93/0x710 [ 43.365705][ T465] ? css_next_child+0x160/0x160 [ 43.370669][ T465] ? dequeue_task_fair+0x7ad/0xb50 [ 43.375797][ T465] ? io_schedule+0x120/0x120 [ 43.380747][ T465] ? kernfs_fop_write_iter+0x15e/0x410 [ 43.386336][ T465] ? __kasan_check_write+0x14/0x20 [ 43.391702][ T465] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 43.397425][ T465] cgroup_subtree_control_write+0xd19/0x1310 [ 43.403765][ T465] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 43.409838][ T465] ? __kasan_check_write+0x14/0x20 [ 43.415401][ T465] ? _copy_from_iter+0x3fb/0xd60 [ 43.420603][ T465] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 43.426845][ T465] cgroup_file_write+0x28e/0x590 [ 43.431790][ T465] ? cgroup_seqfile_stop+0xc0/0xc0 [ 43.436891][ T465] ? mutex_lock+0xa6/0x110 [ 43.441294][ T465] ? mutex_trylock+0xb0/0xb0 [ 43.445873][ T465] ? __kasan_check_write+0x14/0x20 [ 43.451062][ T465] kernfs_fop_write_iter+0x2d0/0x410 [ 43.456608][ T465] ? cgroup_seqfile_stop+0xc0/0xc0 [ 43.463066][ T465] vfs_write+0xc1c/0xf40 [ 43.467766][ T465] ? kernel_write+0x3c0/0x3c0 [ 43.473018][ T465] ? mutex_trylock+0xb0/0xb0 [ 43.477779][ T465] ? __fdget_pos+0x26d/0x310 [ 43.482388][ T465] ? ksys_write+0x77/0x2c0 [ 43.486822][ T465] ksys_write+0x198/0x2c0 [ 43.491322][ T465] ? __ia32_sys_read+0x90/0x90 [ 43.496516][ T465] ? debug_smp_processor_id+0x17/0x20 [ 43.501986][ T465] __x64_sys_write+0x7b/0x90 [ 43.506697][ T465] do_syscall_64+0x34/0x70 [ 43.511118][ T465] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 43.517418][ T465] RIP: 0033:0x7f87474ea0e9 [ 43.522256][ T465] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 43.543126][ T465] RSP: 002b:00007f874743f168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 43.552077][ T465] RAX: ffffffffffffffda RBX: 00007f87475fd030 RCX: 00007f87474ea0e9 [ 43.561363][ T465] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 43.569484][ T465] RBP: 00007f874743f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 43.577813][ T465] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 43.586680][ T465] R13: 00007ffe641f5edf R14: 00007f874743f300 R15: 0000000000022000 [ 43.596666][ T465] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 43.633239][ T475] FAULT_INJECTION: forcing a failure. [ 43.633239][ T475] name failslab, interval 1, probability 0, space 0, times 0 [ 43.646509][ T475] CPU: 0 PID: 475 Comm: syz-executor.4 Not tainted 5.10.110-syzkaller-00173-g07b78bf6d055 #0 [ 43.657147][ T475] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.667565][ T475] Call Trace: [ 43.670856][ T475] dump_stack_lvl+0x1e2/0x24b [ 43.675542][ T475] ? bfq_pos_tree_add_move+0x43e/0x43e [ 43.681009][ T475] ? selinux_kernfs_init_security+0x1a8/0x760 [ 43.687445][ T475] dump_stack+0x15/0x17 [ 43.691605][ T475] should_fail+0x3c0/0x510 [ 43.696549][ T475] ? __kernfs_new_node+0x99/0x6e0 [ 43.701878][ T475] __should_failslab+0x9f/0xe0 [ 43.706834][ T475] should_failslab+0x9/0x20 [ 43.711340][ T475] __kmalloc_track_caller+0x5f/0x350 [ 43.716711][ T475] kstrdup_const+0x55/0x90 [ 43.721128][ T475] __kernfs_new_node+0x99/0x6e0 [ 43.726063][ T475] ? is_module_text_address+0xe1/0x140 [ 43.731507][ T475] ? kernfs_new_node+0x170/0x170 [ 43.736671][ T475] ? ptr_to_hashval+0x60/0x60 [ 43.741417][ T475] ? arch_stack_walk+0xf8/0x140 [ 43.746626][ T475] ? snprintf+0xd6/0x120 [ 43.751034][ T475] kernfs_new_node+0x97/0x170 [ 43.756029][ T475] __kernfs_create_file+0x4a/0x270 [ 43.761671][ T475] cgroup_addrm_files+0xab8/0xfe0 [ 43.768265][ T475] ? ____kasan_kmalloc+0xdc/0x110 [ 43.773402][ T475] ? __kasan_kmalloc+0x9/0x10 [ 43.778533][ T475] ? kmem_cache_alloc_trace+0x1dd/0x330 [ 43.784160][ T475] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 43.790941][ T475] ? delete_node+0x759/0x7b0 [ 43.795538][ T475] ? __kasan_check_read+0x11/0x20 [ 43.800813][ T475] ? delete_node+0x759/0x7b0 [ 43.805561][ T475] ? __kasan_check_write+0x14/0x20 [ 43.810850][ T475] ? idr_replace+0x1c4/0x230 [ 43.815713][ T475] ? idr_get_next+0x4b0/0x4b0 [ 43.820481][ T475] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 43.825501][ T475] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 43.830788][ T475] css_populate_dir+0x137/0x370 [ 43.835747][ T475] cgroup_apply_control_enable+0x8b9/0x12f0 [ 43.841812][ T475] cgroup_apply_control+0x93/0x710 [ 43.847011][ T475] ? css_next_child+0x160/0x160 [ 43.851839][ T475] ? set_next_entity+0xc5/0x390 [ 43.856687][ T475] ? io_schedule+0x120/0x120 [ 43.861454][ T475] ? kernfs_fop_write_iter+0x15e/0x410 [ 43.867191][ T475] ? __kasan_check_write+0x14/0x20 [ 43.872312][ T475] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 43.878059][ T475] cgroup_subtree_control_write+0xd19/0x1310 [ 43.884387][ T475] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 43.891442][ T475] ? __kasan_check_write+0x14/0x20 [ 43.896722][ T475] ? _copy_from_iter+0x3fb/0xd60 [ 43.901658][ T475] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 43.907830][ T475] cgroup_file_write+0x28e/0x590 [ 43.912880][ T475] ? cgroup_seqfile_stop+0xc0/0xc0 [ 43.918111][ T475] ? mutex_lock+0xa6/0x110 [ 43.922532][ T475] ? mutex_trylock+0xb0/0xb0 [ 43.927118][ T475] ? __kasan_check_write+0x14/0x20 [ 43.932320][ T475] kernfs_fop_write_iter+0x2d0/0x410 [ 43.937640][ T475] ? cgroup_seqfile_stop+0xc0/0xc0 [ 43.942941][ T475] vfs_write+0xc1c/0xf40 [ 43.947285][ T475] ? kernel_write+0x3c0/0x3c0 [ 43.952175][ T475] ? mutex_trylock+0xb0/0xb0 [ 43.956794][ T475] ? __fdget_pos+0x26d/0x310 [ 43.961393][ T475] ? ksys_write+0x77/0x2c0 [ 43.965891][ T475] ksys_write+0x198/0x2c0 [ 43.970676][ T475] ? __ia32_sys_read+0x90/0x90 [ 43.976186][ T475] ? debug_smp_processor_id+0x17/0x20 [ 43.982779][ T475] __x64_sys_write+0x7b/0x90 [ 43.988972][ T475] do_syscall_64+0x34/0x70 [ 43.993684][ T475] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 43.999743][ T475] RIP: 0033:0x7f0bf720f0e9 [ 44.004273][ T475] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 44.025034][ T475] RSP: 002b:00007f0bf7164168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 44.034241][ T475] RAX: ffffffffffffffda RBX: 00007f0bf7322030 RCX: 00007f0bf720f0e9 [ 44.043348][ T475] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 44.051917][ T475] RBP: 00007f0bf71641d0 R08: 0000000000000000 R09: 0000000000000000 [ 44.061230][ T475] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 44.069768][ T475] R13: 00007ffe4d9d18ef R14: 00007f0bf7164300 R15: 0000000000022000 2022/06/06 19:06:53 executed programs: 17 [ 44.078863][ T475] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 44.123230][ T477] FAULT_INJECTION: forcing a failure. [ 44.123230][ T477] name failslab, interval 1, probability 0, space 0, times 0 [ 44.136764][ T477] CPU: 1 PID: 477 Comm: syz-executor.3 Not tainted 5.10.110-syzkaller-00173-g07b78bf6d055 #0 [ 44.147019][ T477] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.157270][ T477] Call Trace: [ 44.160566][ T477] dump_stack_lvl+0x1e2/0x24b [ 44.165442][ T477] ? panic+0x7d7/0x7d7 [ 44.169586][ T477] ? bfq_pos_tree_add_move+0x43e/0x43e [ 44.175523][ T477] ? find_next_bit+0xd6/0x120 [ 44.180716][ T477] ? cpumask_next+0x11/0x30 [ 44.185640][ T477] dump_stack+0x15/0x17 [ 44.190338][ T477] should_fail+0x3c0/0x510 [ 44.194963][ T477] ? percpu_ref_init+0xd0/0x330 [ 44.200201][ T477] __should_failslab+0x9f/0xe0 [ 44.205135][ T477] should_failslab+0x9/0x20 [ 44.209904][ T477] kmem_cache_alloc_trace+0x3a/0x330 [ 44.215268][ T477] percpu_ref_init+0xd0/0x330 [ 44.220038][ T477] ? cgroup_setup_root+0xea0/0xea0 [ 44.225495][ T477] cgroup_apply_control_enable+0x3a2/0x12f0 [ 44.231488][ T477] cgroup_apply_control+0x93/0x710 [ 44.236596][ T477] ? css_next_child+0x160/0x160 [ 44.241865][ T477] ? io_schedule+0x120/0x120 [ 44.246452][ T477] ? kernfs_fop_write_iter+0x15e/0x410 [ 44.252124][ T477] ? __kasan_check_write+0x14/0x20 [ 44.257319][ T477] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 44.262682][ T477] cgroup_subtree_control_write+0xd19/0x1310 [ 44.268661][ T477] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 44.274712][ T477] ? __kasan_check_write+0x14/0x20 [ 44.279820][ T477] ? _copy_from_iter+0x3fb/0xd60 [ 44.284853][ T477] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 44.290844][ T477] cgroup_file_write+0x28e/0x590 [ 44.296133][ T477] ? cgroup_seqfile_stop+0xc0/0xc0 [ 44.301379][ T477] ? mutex_lock+0xa6/0x110 [ 44.305972][ T477] ? mutex_trylock+0xb0/0xb0 [ 44.310680][ T477] ? __kasan_check_write+0x14/0x20 [ 44.316244][ T477] kernfs_fop_write_iter+0x2d0/0x410 [ 44.321881][ T477] ? cgroup_seqfile_stop+0xc0/0xc0 [ 44.327096][ T477] vfs_write+0xc1c/0xf40 [ 44.331525][ T477] ? kernel_write+0x3c0/0x3c0 [ 44.336213][ T477] ? mutex_trylock+0xb0/0xb0 [ 44.340902][ T477] ? __fdget_pos+0x26d/0x310 [ 44.345576][ T477] ? ksys_write+0x77/0x2c0 [ 44.350351][ T477] ksys_write+0x198/0x2c0 [ 44.354847][ T477] ? __ia32_sys_read+0x90/0x90 [ 44.359609][ T477] ? debug_smp_processor_id+0x17/0x20 [ 44.365436][ T477] __x64_sys_write+0x7b/0x90 [ 44.370133][ T477] do_syscall_64+0x34/0x70 [ 44.374570][ T477] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 44.380495][ T477] RIP: 0033:0x7f2e8673a0e9 [ 44.385000][ T477] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 44.405477][ T477] RSP: 002b:00007f2e866b0168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 44.413881][ T477] RAX: ffffffffffffffda RBX: 00007f2e8684cf60 RCX: 00007f2e8673a0e9 [ 44.421937][ T477] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 44.430597][ T477] RBP: 00007f2e866b01d0 R08: 0000000000000000 R09: 0000000000000000 [ 44.439517][ T477] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 44.448328][ T477] R13: 00007ffffc61233f R14: 00007f2e866b0300 R15: 0000000000022000 [ 44.503307][ T460] FAULT_INJECTION: forcing a failure. [ 44.503307][ T460] name failslab, interval 1, probability 0, space 0, times 0 [ 44.517043][ T460] CPU: 1 PID: 460 Comm: syz-executor.1 Not tainted 5.10.110-syzkaller-00173-g07b78bf6d055 #0 [ 44.527508][ T460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.538649][ T460] Call Trace: [ 44.541924][ T460] dump_stack_lvl+0x1e2/0x24b [ 44.546685][ T460] ? panic+0x7d7/0x7d7 [ 44.550929][ T460] ? bfq_pos_tree_add_move+0x43e/0x43e [ 44.556535][ T460] ? find_next_bit+0xd6/0x120 [ 44.561330][ T460] ? cpumask_next+0x11/0x30 [ 44.565904][ T460] dump_stack+0x15/0x17 [ 44.570066][ T460] should_fail+0x3c0/0x510 [ 44.574682][ T460] ? percpu_ref_init+0xd0/0x330 [ 44.579641][ T460] __should_failslab+0x9f/0xe0 [ 44.584402][ T460] should_failslab+0x9/0x20 [ 44.588998][ T460] kmem_cache_alloc_trace+0x3a/0x330 [ 44.594348][ T460] percpu_ref_init+0xd0/0x330 [ 44.599477][ T460] ? cgroup_setup_root+0xea0/0xea0 [ 44.604583][ T460] cgroup_apply_control_enable+0x3a2/0x12f0 [ 44.610463][ T460] cgroup_apply_control+0x93/0x710 [ 44.615889][ T460] ? css_next_child+0x160/0x160 [ 44.620741][ T460] ? io_schedule+0x120/0x120 [ 44.625327][ T460] ? kernfs_fop_write_iter+0x15e/0x410 [ 44.631020][ T460] ? __kasan_check_write+0x14/0x20 [ 44.636237][ T460] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 44.641713][ T460] cgroup_subtree_control_write+0xd19/0x1310 [ 44.648066][ T460] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 44.654759][ T460] ? __kasan_check_write+0x14/0x20 [ 44.660085][ T460] ? _copy_from_iter+0x3fb/0xd60 [ 44.665187][ T460] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 44.671293][ T460] cgroup_file_write+0x28e/0x590 [ 44.676238][ T460] ? cgroup_seqfile_stop+0xc0/0xc0 [ 44.681330][ T460] ? mutex_lock+0xa6/0x110 [ 44.685854][ T460] ? mutex_trylock+0xb0/0xb0 [ 44.690561][ T460] ? __kasan_check_write+0x14/0x20 [ 44.695798][ T460] kernfs_fop_write_iter+0x2d0/0x410 [ 44.701326][ T460] ? cgroup_seqfile_stop+0xc0/0xc0 [ 44.706556][ T460] vfs_write+0xc1c/0xf40 [ 44.710800][ T460] ? kernel_write+0x3c0/0x3c0 [ 44.715625][ T460] ? mutex_trylock+0xb0/0xb0 [ 44.720212][ T460] ? __fdget_pos+0x26d/0x310 [ 44.724919][ T460] ? ksys_write+0x77/0x2c0 [ 44.729332][ T460] ksys_write+0x198/0x2c0 [ 44.733671][ T460] ? __ia32_sys_read+0x90/0x90 [ 44.738636][ T460] ? debug_smp_processor_id+0x17/0x20 [ 44.744547][ T460] __x64_sys_write+0x7b/0x90 [ 44.749166][ T460] do_syscall_64+0x34/0x70 [ 44.753682][ T460] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 44.759672][ T460] RIP: 0033:0x7f5c669490e9 [ 44.764434][ T460] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 44.784472][ T460] RSP: 002b:00007f5c6689e168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 44.793112][ T460] RAX: ffffffffffffffda RBX: 00007f5c66a5c030 RCX: 00007f5c669490e9 [ 44.801314][ T460] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 44.809562][ T460] RBP: 00007f5c6689e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 44.817689][ T460] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 44.825668][ T460] R13: 00007fffc2a1aa0f R14: 00007f5c6689e300 R15: 0000000000022000 [ 44.863154][ T450] FAULT_INJECTION: forcing a failure. [ 44.863154][ T450] name failslab, interval 1, probability 0, space 0, times 0 [ 44.876355][ T450] CPU: 0 PID: 450 Comm: syz-executor.0 Not tainted 5.10.110-syzkaller-00173-g07b78bf6d055 #0 [ 44.886679][ T450] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.896851][ T450] Call Trace: [ 44.900224][ T450] dump_stack_lvl+0x1e2/0x24b [ 44.905014][ T450] ? bfq_pos_tree_add_move+0x43e/0x43e [ 44.910478][ T450] ? selinux_kernfs_init_security+0x1a8/0x760 [ 44.916841][ T450] dump_stack+0x15/0x17 [ 44.921065][ T450] should_fail+0x3c0/0x510 [ 44.926111][ T450] ? __kernfs_new_node+0x99/0x6e0 [ 44.931268][ T450] __should_failslab+0x9f/0xe0 [ 44.936079][ T450] should_failslab+0x9/0x20 [ 44.940756][ T450] __kmalloc_track_caller+0x5f/0x350 [ 44.946295][ T450] kstrdup_const+0x55/0x90 [ 44.950730][ T450] __kernfs_new_node+0x99/0x6e0 [ 44.955894][ T450] ? is_module_text_address+0xe1/0x140 [ 44.961369][ T450] ? kernfs_new_node+0x170/0x170 [ 44.966531][ T450] ? ptr_to_hashval+0x60/0x60 [ 44.971253][ T450] ? arch_stack_walk+0xf8/0x140 [ 44.976177][ T450] ? snprintf+0xd6/0x120 [ 44.980463][ T450] kernfs_new_node+0x97/0x170 [ 44.985158][ T450] __kernfs_create_file+0x4a/0x270 [ 44.990621][ T450] cgroup_addrm_files+0xab8/0xfe0 [ 44.995925][ T450] ? ____kasan_kmalloc+0xdc/0x110 [ 45.001633][ T450] ? __kasan_kmalloc+0x9/0x10 [ 45.007452][ T450] ? kmem_cache_alloc_trace+0x1dd/0x330 [ 45.013632][ T450] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 45.021276][ T450] ? delete_node+0x759/0x7b0 [ 45.026341][ T450] ? __kasan_check_read+0x11/0x20 [ 45.031700][ T450] ? delete_node+0x759/0x7b0 [ 45.036524][ T450] ? __kasan_check_write+0x14/0x20 [ 45.042292][ T450] ? idr_replace+0x1c4/0x230 [ 45.047059][ T450] ? idr_get_next+0x4b0/0x4b0 [ 45.052732][ T450] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 45.058763][ T450] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 45.064391][ T450] css_populate_dir+0x137/0x370 [ 45.069820][ T450] cgroup_apply_control_enable+0x8b9/0x12f0 [ 45.076005][ T450] cgroup_apply_control+0x93/0x710 [ 45.081274][ T450] ? css_next_child+0x160/0x160 [ 45.086432][ T450] ? dequeue_task_fair+0x7ad/0xb50 [ 45.091820][ T450] ? io_schedule+0x120/0x120 [ 45.096508][ T450] ? kernfs_fop_write_iter+0x15e/0x410 [ 45.102289][ T450] ? __kasan_check_write+0x14/0x20 [ 45.107618][ T450] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 45.112930][ T450] cgroup_subtree_control_write+0xd19/0x1310 [ 45.119015][ T450] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 45.125080][ T450] ? __kasan_check_write+0x14/0x20 [ 45.130268][ T450] ? _copy_from_iter+0x3fb/0xd60 [ 45.135397][ T450] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 45.141772][ T450] cgroup_file_write+0x28e/0x590 [ 45.146790][ T450] ? cgroup_seqfile_stop+0xc0/0xc0 [ 45.151978][ T450] ? mutex_lock+0xa6/0x110 [ 45.156908][ T450] ? mutex_trylock+0xb0/0xb0 [ 45.161495][ T450] ? __kasan_check_write+0x14/0x20 [ 45.166593][ T450] kernfs_fop_write_iter+0x2d0/0x410 [ 45.172072][ T450] ? cgroup_seqfile_stop+0xc0/0xc0 [ 45.177344][ T450] vfs_write+0xc1c/0xf40 [ 45.181900][ T450] ? kernel_write+0x3c0/0x3c0 [ 45.186597][ T450] ? mutex_trylock+0xb0/0xb0 [ 45.191175][ T450] ? __fdget_pos+0x26d/0x310 [ 45.195840][ T450] ? ksys_write+0x77/0x2c0 [ 45.200697][ T450] ksys_write+0x198/0x2c0 [ 45.205279][ T450] ? __ia32_sys_read+0x90/0x90 [ 45.210121][ T450] ? debug_smp_processor_id+0x17/0x20 [ 45.215496][ T450] __x64_sys_write+0x7b/0x90 [ 45.220099][ T450] do_syscall_64+0x34/0x70 [ 45.224504][ T450] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 45.230375][ T450] RIP: 0033:0x7f9b0b0ae0e9 [ 45.234998][ T450] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 45.255686][ T450] RSP: 002b:00007f9b0b003168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 45.264299][ T450] RAX: ffffffffffffffda RBX: 00007f9b0b1c1030 RCX: 00007f9b0b0ae0e9 [ 45.272447][ T450] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 45.280583][ T450] RBP: 00007f9b0b0031d0 R08: 0000000000000000 R09: 0000000000000000 [ 45.289203][ T450] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 45.297675][ T450] R13: 00007ffc1445411f R14: 00007f9b0b003300 R15: 0000000000022000 [ 45.307365][ T450] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 45.353609][ T486] FAULT_INJECTION: forcing a failure. [ 45.353609][ T486] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 45.367401][ T486] CPU: 1 PID: 486 Comm: syz-executor.5 Not tainted 5.10.110-syzkaller-00173-g07b78bf6d055 #0 [ 45.378029][ T486] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.388467][ T486] Call Trace: [ 45.391889][ T486] dump_stack_lvl+0x1e2/0x24b [ 45.396684][ T486] ? bfq_pos_tree_add_move+0x43e/0x43e [ 45.402149][ T486] ? __kasan_check_write+0x14/0x20 [ 45.407502][ T486] ? _raw_spin_lock_irq+0xa4/0x1b0 [ 45.412816][ T486] dump_stack+0x15/0x17 [ 45.419376][ T486] should_fail+0x3c0/0x510 [ 45.423797][ T486] should_fail_alloc_page+0x50/0x60 [ 45.430794][ T486] __alloc_pages_nodemask+0x1c0/0x890 [ 45.436749][ T486] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 45.442995][ T486] ? gfp_pfmemalloc_allowed+0x120/0x120 [ 45.449742][ T486] allocate_slab+0x78/0x540 [ 45.454476][ T486] ___slab_alloc+0x131/0x2e0 [ 45.459698][ T486] ? pids_css_alloc+0x4e/0x120 [ 45.465601][ T486] __slab_alloc+0x63/0xa0 [ 45.470373][ T486] ? pids_css_alloc+0x4e/0x120 [ 45.475591][ T486] kmem_cache_alloc_trace+0x20e/0x330 [ 45.481168][ T486] ? pids_css_alloc+0x4e/0x120 [ 45.486034][ T486] pids_css_alloc+0x4e/0x120 [ 45.491555][ T486] cgroup_apply_control_enable+0x350/0x12f0 [ 45.497697][ T486] cgroup_apply_control+0x93/0x710 [ 45.503156][ T486] ? css_next_child+0x160/0x160 [ 45.508422][ T486] ? dequeue_task_fair+0x7ad/0xb50 [ 45.513554][ T486] ? io_schedule+0x120/0x120 [ 45.518635][ T486] ? kernfs_fop_write_iter+0x15e/0x410 [ 45.524190][ T486] ? __kasan_check_write+0x14/0x20 [ 45.529541][ T486] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 45.534836][ T486] cgroup_subtree_control_write+0xd19/0x1310 [ 45.541005][ T486] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 45.547082][ T486] ? __kasan_check_write+0x14/0x20 [ 45.552228][ T486] ? _copy_from_iter+0x3fb/0xd60 [ 45.557512][ T486] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 45.563610][ T486] cgroup_file_write+0x28e/0x590 [ 45.569004][ T486] ? cgroup_seqfile_stop+0xc0/0xc0 [ 45.574333][ T486] ? mutex_lock+0xa6/0x110 [ 45.579262][ T486] ? mutex_trylock+0xb0/0xb0 [ 45.583859][ T486] ? __kasan_check_write+0x14/0x20 [ 45.589004][ T486] kernfs_fop_write_iter+0x2d0/0x410 [ 45.594581][ T486] ? cgroup_seqfile_stop+0xc0/0xc0 [ 45.600264][ T486] vfs_write+0xc1c/0xf40 [ 45.604608][ T486] ? kernel_write+0x3c0/0x3c0 [ 45.609597][ T486] ? mutex_trylock+0xb0/0xb0 [ 45.614309][ T486] ? __fdget_pos+0x26d/0x310 [ 45.618904][ T486] ? ksys_write+0x77/0x2c0 [ 45.623414][ T486] ksys_write+0x198/0x2c0 [ 45.628343][ T486] ? __ia32_sys_read+0x90/0x90 [ 45.633296][ T486] ? debug_smp_processor_id+0x17/0x20 [ 45.638790][ T486] __x64_sys_write+0x7b/0x90 [ 45.643377][ T486] do_syscall_64+0x34/0x70 [ 45.647778][ T486] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 45.653767][ T486] RIP: 0033:0x7f8d82fc70e9 [ 45.658356][ T486] 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 [ 45.678776][ T486] RSP: 002b:00007f8d82f1c168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 45.687191][ T486] RAX: ffffffffffffffda RBX: 00007f8d830da030 RCX: 00007f8d82fc70e9 [ 45.695475][ T486] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 45.703439][ T486] RBP: 00007f8d82f1c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 45.711484][ T486] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 45.719972][ T486] R13: 00007fff5d2d48ef R14: 00007f8d82f1c300 R15: 0000000000022000 [ 45.753142][ T488] FAULT_INJECTION: forcing a failure. [ 45.753142][ T488] name failslab, interval 1, probability 0, space 0, times 0 [ 45.768768][ T488] CPU: 1 PID: 488 Comm: syz-executor.4 Not tainted 5.10.110-syzkaller-00173-g07b78bf6d055 #0 [ 45.779567][ T488] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.792264][ T488] Call Trace: [ 45.795951][ T488] dump_stack_lvl+0x1e2/0x24b [ 45.801423][ T488] ? bfq_pos_tree_add_move+0x43e/0x43e [ 45.807075][ T488] ? selinux_kernfs_init_security+0x1a8/0x760 [ 45.813143][ T488] dump_stack+0x15/0x17 [ 45.817377][ T488] should_fail+0x3c0/0x510 [ 45.821874][ T488] ? __kernfs_new_node+0x99/0x6e0 [ 45.827708][ T488] __should_failslab+0x9f/0xe0 [ 45.832498][ T488] should_failslab+0x9/0x20 [ 45.837243][ T488] __kmalloc_track_caller+0x5f/0x350 [ 45.842978][ T488] kstrdup_const+0x55/0x90 [ 45.847529][ T488] __kernfs_new_node+0x99/0x6e0 [ 45.852752][ T488] ? is_module_text_address+0xe1/0x140 [ 45.858820][ T488] ? kernfs_new_node+0x170/0x170 [ 45.863795][ T488] ? ptr_to_hashval+0x60/0x60 [ 45.868832][ T488] ? arch_stack_walk+0xf8/0x140 [ 45.874312][ T488] ? snprintf+0xd6/0x120 [ 45.879320][ T488] kernfs_new_node+0x97/0x170 [ 45.884262][ T488] __kernfs_create_file+0x4a/0x270 [ 45.889351][ T488] cgroup_addrm_files+0xab8/0xfe0 [ 45.894912][ T488] ? ____kasan_kmalloc+0xdc/0x110 [ 45.900437][ T488] ? __kasan_kmalloc+0x9/0x10 [ 45.905192][ T488] ? kmem_cache_alloc_trace+0x1dd/0x330 [ 45.911437][ T488] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 45.917952][ T488] ? delete_node+0x759/0x7b0 [ 45.922717][ T488] ? __kasan_check_read+0x11/0x20 [ 45.927894][ T488] ? delete_node+0x759/0x7b0 [ 45.932728][ T488] ? __kasan_check_write+0x14/0x20 [ 45.938220][ T488] ? idr_replace+0x1c4/0x230 [ 45.943087][ T488] ? idr_get_next+0x4b0/0x4b0 [ 45.948125][ T488] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 45.953854][ T488] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 45.959404][ T488] css_populate_dir+0x137/0x370 [ 45.964322][ T488] cgroup_apply_control_enable+0x8b9/0x12f0 [ 45.970480][ T488] cgroup_apply_control+0x93/0x710 [ 45.975778][ T488] ? css_next_child+0x160/0x160 [ 45.981073][ T488] ? dequeue_task_fair+0x7ad/0xb50 [ 45.986667][ T488] ? io_schedule+0x120/0x120 [ 45.991643][ T488] ? kernfs_fop_write_iter+0x15e/0x410 [ 45.997237][ T488] ? __kasan_check_write+0x14/0x20 [ 46.002507][ T488] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 46.007914][ T488] cgroup_subtree_control_write+0xd19/0x1310 [ 46.013994][ T488] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 46.020141][ T488] ? __kasan_check_write+0x14/0x20 [ 46.025343][ T488] ? _copy_from_iter+0x3fb/0xd60 [ 46.030272][ T488] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 46.036229][ T488] cgroup_file_write+0x28e/0x590 [ 46.041233][ T488] ? cgroup_seqfile_stop+0xc0/0xc0 [ 46.046642][ T488] ? mutex_lock+0xa6/0x110 [ 46.051139][ T488] ? mutex_trylock+0xb0/0xb0 [ 46.055815][ T488] ? __kasan_check_write+0x14/0x20 [ 46.061194][ T488] kernfs_fop_write_iter+0x2d0/0x410 [ 46.066559][ T488] ? cgroup_seqfile_stop+0xc0/0xc0 [ 46.071696][ T488] vfs_write+0xc1c/0xf40 [ 46.076014][ T488] ? kernel_write+0x3c0/0x3c0 [ 46.080708][ T488] ? mutex_trylock+0xb0/0xb0 [ 46.085392][ T488] ? __fdget_pos+0x26d/0x310 [ 46.089962][ T488] ? ksys_write+0x77/0x2c0 [ 46.094482][ T488] ksys_write+0x198/0x2c0 [ 46.098885][ T488] ? __ia32_sys_read+0x90/0x90 [ 46.103829][ T488] ? debug_smp_processor_id+0x17/0x20 [ 46.109286][ T488] __x64_sys_write+0x7b/0x90 [ 46.114216][ T488] do_syscall_64+0x34/0x70 [ 46.118891][ T488] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 46.124953][ T488] RIP: 0033:0x7f0bf720f0e9 [ 46.129354][ T488] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 46.150018][ T488] RSP: 002b:00007f0bf7164168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 46.158595][ T488] RAX: ffffffffffffffda RBX: 00007f0bf7322030 RCX: 00007f0bf720f0e9 [ 46.166894][ T488] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 46.175119][ T488] RBP: 00007f0bf71641d0 R08: 0000000000000000 R09: 0000000000000000 [ 46.183512][ T488] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 46.192569][ T488] R13: 00007ffe4d9d18ef R14: 00007f0bf7164300 R15: 0000000000022000 [ 46.202627][ T488] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 46.212515][ T23] audit: type=1400 audit(1654542415.400:158): avc: denied { remove_name } for pid=142 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 46.239021][ T23] audit: type=1400 audit(1654542415.400:159): avc: denied { rename } for pid=142 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 46.264128][ T23] audit: type=1400 audit(1654542415.400:160): avc: denied { create } for pid=142 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 46.286936][ T494] FAULT_INJECTION: forcing a failure. [ 46.286936][ T494] name failslab, interval 1, probability 0, space 0, times 0 [ 46.300370][ T494] CPU: 0 PID: 494 Comm: syz-executor.3 Not tainted 5.10.110-syzkaller-00173-g07b78bf6d055 #0 [ 46.311398][ T494] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.321533][ T494] Call Trace: [ 46.324831][ T494] dump_stack_lvl+0x1e2/0x24b [ 46.330288][ T494] ? bfq_pos_tree_add_move+0x43e/0x43e [ 46.335978][ T494] ? selinux_kernfs_init_security+0x1a8/0x760 [ 46.342830][ T494] dump_stack+0x15/0x17 [ 46.347679][ T494] should_fail+0x3c0/0x510 [ 46.352556][ T494] ? __kernfs_new_node+0x99/0x6e0 [ 46.357881][ T494] __should_failslab+0x9f/0xe0 [ 46.363539][ T494] should_failslab+0x9/0x20 [ 46.368509][ T494] __kmalloc_track_caller+0x5f/0x350 [ 46.374317][ T494] kstrdup_const+0x55/0x90 [ 46.379162][ T494] __kernfs_new_node+0x99/0x6e0 [ 46.384311][ T494] ? is_module_text_address+0xe1/0x140 [ 46.390413][ T494] ? kernfs_new_node+0x170/0x170 [ 46.397803][ T494] ? ptr_to_hashval+0x60/0x60 [ 46.402767][ T494] ? arch_stack_walk+0xf8/0x140 [ 46.407790][ T494] ? snprintf+0xd6/0x120 [ 46.412022][ T494] kernfs_new_node+0x97/0x170 [ 46.417019][ T494] __kernfs_create_file+0x4a/0x270 [ 46.422302][ T494] cgroup_addrm_files+0xab8/0xfe0 [ 46.427784][ T494] ? ____kasan_kmalloc+0xdc/0x110 [ 46.432908][ T494] ? __kasan_kmalloc+0x9/0x10 [ 46.438034][ T494] ? kmem_cache_alloc_trace+0x1dd/0x330 [ 46.444009][ T494] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 46.451820][ T494] ? delete_node+0x759/0x7b0 [ 46.456815][ T494] ? __kasan_check_read+0x11/0x20 [ 46.462377][ T494] ? delete_node+0x759/0x7b0 [ 46.467687][ T494] ? __kasan_check_write+0x14/0x20 [ 46.473800][ T494] ? idr_replace+0x1c4/0x230 [ 46.479093][ T494] ? idr_get_next+0x4b0/0x4b0 [ 46.483794][ T494] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 46.489721][ T494] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 46.495207][ T494] css_populate_dir+0x137/0x370 [ 46.500547][ T494] cgroup_apply_control_enable+0x8b9/0x12f0 [ 46.506920][ T494] cgroup_apply_control+0x93/0x710 [ 46.512092][ T494] ? css_next_child+0x160/0x160 [ 46.517249][ T494] ? dequeue_task_fair+0x7ad/0xb50 [ 46.523210][ T494] ? io_schedule+0x120/0x120 [ 46.528143][ T494] ? kernfs_fop_write_iter+0x15e/0x410 [ 46.533999][ T494] ? __kasan_check_write+0x14/0x20 [ 46.539118][ T494] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 46.544486][ T494] cgroup_subtree_control_write+0xd19/0x1310 [ 46.550548][ T494] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 46.556766][ T494] ? __kasan_check_write+0x14/0x20 [ 46.563059][ T494] ? _copy_from_iter+0x3fb/0xd60 [ 46.568188][ T494] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 46.574175][ T494] cgroup_file_write+0x28e/0x590 [ 46.579291][ T494] ? cgroup_seqfile_stop+0xc0/0xc0 [ 46.584393][ T494] ? mutex_lock+0xa6/0x110 [ 46.588804][ T494] ? mutex_trylock+0xb0/0xb0 [ 46.593515][ T494] ? __kasan_check_write+0x14/0x20 [ 46.599255][ T494] kernfs_fop_write_iter+0x2d0/0x410 [ 46.604799][ T494] ? cgroup_seqfile_stop+0xc0/0xc0 [ 46.609987][ T494] vfs_write+0xc1c/0xf40 [ 46.614370][ T494] ? kernel_write+0x3c0/0x3c0 [ 46.619044][ T494] ? mutex_trylock+0xb0/0xb0 [ 46.623626][ T494] ? __fdget_pos+0x26d/0x310 [ 46.628216][ T494] ? ksys_write+0x77/0x2c0 [ 46.632626][ T494] ksys_write+0x198/0x2c0 [ 46.636957][ T494] ? __ia32_sys_read+0x90/0x90 [ 46.641832][ T494] ? debug_smp_processor_id+0x17/0x20 [ 46.647481][ T494] __x64_sys_write+0x7b/0x90 [ 46.652164][ T494] do_syscall_64+0x34/0x70 [ 46.656669][ T494] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 46.662996][ T494] RIP: 0033:0x7f2e8673a0e9 [ 46.667487][ 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 [ 46.687693][ T494] RSP: 002b:00007f2e8668f168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 46.696384][ T494] RAX: ffffffffffffffda RBX: 00007f2e8684d030 RCX: 00007f2e8673a0e9 [ 46.704507][ T494] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 46.712711][ T494] RBP: 00007f2e8668f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 46.721350][ T494] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 46.729421][ T494] R13: 00007ffffc61233f R14: 00007f2e8668f300 R15: 0000000000022000 [ 46.738166][ T494] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 46.773245][ T496] FAULT_INJECTION: forcing a failure. [ 46.773245][ T496] name failslab, interval 1, probability 0, space 0, times 0 [ 46.786087][ T496] CPU: 0 PID: 496 Comm: syz-executor.5 Not tainted 5.10.110-syzkaller-00173-g07b78bf6d055 #0 [ 46.796735][ T496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.807304][ T496] Call Trace: [ 46.810668][ T496] dump_stack_lvl+0x1e2/0x24b [ 46.815517][ T496] ? bfq_pos_tree_add_move+0x43e/0x43e [ 46.821156][ T496] ? selinux_kernfs_init_security+0x1a8/0x760 [ 46.827327][ T496] dump_stack+0x15/0x17 [ 46.831556][ T496] should_fail+0x3c0/0x510 [ 46.835966][ T496] ? __kernfs_new_node+0x99/0x6e0 [ 46.840965][ T496] __should_failslab+0x9f/0xe0 [ 46.845714][ T496] should_failslab+0x9/0x20 [ 46.850201][ T496] __kmalloc_track_caller+0x5f/0x350 [ 46.855462][ T496] kstrdup_const+0x55/0x90 [ 46.859880][ T496] __kernfs_new_node+0x99/0x6e0 [ 46.864709][ T496] ? is_module_text_address+0xe1/0x140 [ 46.870154][ T496] ? kernfs_new_node+0x170/0x170 [ 46.875087][ T496] ? ptr_to_hashval+0x60/0x60 [ 46.879960][ T496] ? arch_stack_walk+0xf8/0x140 [ 46.884975][ T496] ? snprintf+0xd6/0x120 [ 46.889199][ T496] kernfs_new_node+0x97/0x170 [ 46.893950][ T496] __kernfs_create_file+0x4a/0x270 [ 46.899212][ T496] cgroup_addrm_files+0xab8/0xfe0 [ 46.904217][ T496] ? ____kasan_kmalloc+0xdc/0x110 [ 46.909219][ T496] ? __kasan_kmalloc+0x9/0x10 [ 46.913984][ T496] ? kmem_cache_alloc_trace+0x1dd/0x330 [ 46.919653][ T496] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 46.925898][ T496] ? delete_node+0x759/0x7b0 [ 46.930530][ T496] ? __kasan_check_read+0x11/0x20 [ 46.935706][ T496] ? delete_node+0x759/0x7b0 [ 46.940393][ T496] ? __kasan_check_write+0x14/0x20 [ 46.945673][ T496] ? idr_replace+0x1c4/0x230 [ 46.950247][ T496] ? idr_get_next+0x4b0/0x4b0 [ 46.954906][ T496] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 46.960079][ T496] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 46.965370][ T496] css_populate_dir+0x137/0x370 [ 46.970213][ T496] cgroup_apply_control_enable+0x8b9/0x12f0 [ 46.976619][ T496] cgroup_apply_control+0x93/0x710 [ 46.981810][ T496] ? css_next_child+0x160/0x160 [ 46.986783][ T496] ? io_schedule+0x120/0x120 [ 46.991371][ T496] ? kernfs_fop_write_iter+0x15e/0x410 [ 46.996823][ T496] ? __kasan_check_write+0x14/0x20 [ 47.001958][ T496] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 47.007239][ T496] cgroup_subtree_control_write+0xd19/0x1310 [ 47.013255][ T496] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 47.019273][ T496] ? __kasan_check_write+0x14/0x20 [ 47.024586][ T496] ? _copy_from_iter+0x3fb/0xd60 [ 47.029505][ T496] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 47.035657][ T496] cgroup_file_write+0x28e/0x590 [ 47.040687][ T496] ? cgroup_seqfile_stop+0xc0/0xc0 [ 47.045774][ T496] ? mutex_lock+0xa6/0x110 [ 47.050283][ T496] ? mutex_trylock+0xb0/0xb0 [ 47.054938][ T496] ? __kasan_check_write+0x14/0x20 [ 47.060048][ T496] kernfs_fop_write_iter+0x2d0/0x410 [ 47.065537][ T496] ? cgroup_seqfile_stop+0xc0/0xc0 [ 47.070683][ T496] vfs_write+0xc1c/0xf40 [ 47.075271][ T496] ? kernel_write+0x3c0/0x3c0 [ 47.080131][ T496] ? mutex_trylock+0xb0/0xb0 [ 47.084715][ T496] ? __fdget_pos+0x26d/0x310 [ 47.089285][ T496] ? ksys_write+0x77/0x2c0 [ 47.093826][ T496] ksys_write+0x198/0x2c0 [ 47.098335][ T496] ? __ia32_sys_read+0x90/0x90 [ 47.103172][ T496] ? debug_smp_processor_id+0x17/0x20 [ 47.108621][ T496] __x64_sys_write+0x7b/0x90 [ 47.113600][ T496] do_syscall_64+0x34/0x70 [ 47.118472][ T496] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 47.124356][ T496] RIP: 0033:0x7f8d82fc70e9 [ 47.128760][ T496] 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 [ 47.148747][ T496] RSP: 002b:00007f8d82f3d168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 47.157953][ T496] RAX: ffffffffffffffda RBX: 00007f8d830d9f60 RCX: 00007f8d82fc70e9 [ 47.166102][ T496] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 47.174093][ T496] RBP: 00007f8d82f3d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 47.182471][ T496] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 47.191141][ T496] R13: 00007fff5d2d48ef R14: 00007f8d82f3d300 R15: 0000000000022000 [ 47.201107][ T496] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 47.223157][ T487] FAULT_INJECTION: forcing a failure. [ 47.223157][ T487] name failslab, interval 1, probability 0, space 0, times 0 [ 47.237009][ T487] CPU: 1 PID: 487 Comm: syz-executor.2 Not tainted 5.10.110-syzkaller-00173-g07b78bf6d055 #0 [ 47.247245][ T487] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.257469][ T487] Call Trace: [ 47.260837][ T487] dump_stack_lvl+0x1e2/0x24b [ 47.265776][ T487] ? bfq_pos_tree_add_move+0x43e/0x43e [ 47.271534][ T487] ? selinux_kernfs_init_security+0x1a8/0x760 [ 47.277921][ T487] dump_stack+0x15/0x17 [ 47.282083][ T487] should_fail+0x3c0/0x510 [ 47.286541][ T487] ? __kernfs_new_node+0x99/0x6e0 [ 47.291761][ T487] __should_failslab+0x9f/0xe0 [ 47.296693][ T487] should_failslab+0x9/0x20 [ 47.301310][ T487] __kmalloc_track_caller+0x5f/0x350 [ 47.306783][ T487] kstrdup_const+0x55/0x90 [ 47.311277][ T487] __kernfs_new_node+0x99/0x6e0 [ 47.316485][ T487] ? is_module_text_address+0xe1/0x140 [ 47.322358][ T487] ? kernfs_new_node+0x170/0x170 [ 47.327308][ T487] ? ptr_to_hashval+0x60/0x60 [ 47.331973][ T487] ? arch_stack_walk+0xf8/0x140 [ 47.336826][ T487] ? snprintf+0xd6/0x120 [ 47.341048][ T487] kernfs_new_node+0x97/0x170 [ 47.345767][ T487] __kernfs_create_file+0x4a/0x270 [ 47.350872][ T487] cgroup_addrm_files+0xab8/0xfe0 [ 47.355993][ T487] ? ____kasan_kmalloc+0xdc/0x110 [ 47.361020][ T487] ? __kasan_kmalloc+0x9/0x10 [ 47.365890][ T487] ? kmem_cache_alloc_trace+0x1dd/0x330 [ 47.371621][ T487] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 47.378026][ T487] ? delete_node+0x759/0x7b0 [ 47.382598][ T487] ? __kasan_check_read+0x11/0x20 [ 47.387691][ T487] ? delete_node+0x759/0x7b0 [ 47.392264][ T487] ? __kasan_check_write+0x14/0x20 [ 47.397463][ T487] ? idr_replace+0x1c4/0x230 [ 47.402034][ T487] ? idr_get_next+0x4b0/0x4b0 [ 47.406876][ T487] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 47.411895][ T487] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 47.417164][ T487] css_populate_dir+0x137/0x370 [ 47.422286][ T487] cgroup_apply_control_enable+0x8b9/0x12f0 [ 47.428361][ T487] cgroup_apply_control+0x93/0x710 [ 47.433598][ T487] ? css_next_child+0x160/0x160 [ 47.438444][ T487] ? set_next_entity+0xc5/0x390 [ 47.443564][ T487] ? io_schedule+0x120/0x120 [ 47.448166][ T487] ? kernfs_fop_write_iter+0x15e/0x410 [ 47.453874][ T487] ? __kasan_check_write+0x14/0x20 [ 47.459599][ T487] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 47.465155][ T487] cgroup_subtree_control_write+0xd19/0x1310 [ 47.471261][ T487] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 47.477439][ T487] ? __kasan_check_write+0x14/0x20 [ 47.482823][ T487] ? _copy_from_iter+0x3fb/0xd60 [ 47.487873][ T487] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 47.494185][ T487] cgroup_file_write+0x28e/0x590 [ 47.499121][ T487] ? cgroup_seqfile_stop+0xc0/0xc0 [ 47.504307][ T487] ? mutex_lock+0xa6/0x110 [ 47.508992][ T487] ? mutex_trylock+0xb0/0xb0 [ 47.513843][ T487] ? __kasan_check_write+0x14/0x20 [ 47.519042][ T487] kernfs_fop_write_iter+0x2d0/0x410 [ 47.524339][ T487] ? cgroup_seqfile_stop+0xc0/0xc0 [ 47.529453][ T487] vfs_write+0xc1c/0xf40 [ 47.533792][ T487] ? kernel_write+0x3c0/0x3c0 [ 47.538696][ T487] ? mutex_trylock+0xb0/0xb0 [ 47.543290][ T487] ? __fdget_pos+0x26d/0x310 [ 47.547882][ T487] ? ksys_write+0x77/0x2c0 [ 47.552375][ T487] ksys_write+0x198/0x2c0 [ 47.556693][ T487] ? __ia32_sys_read+0x90/0x90 [ 47.561463][ T487] ? debug_smp_processor_id+0x17/0x20 [ 47.567162][ T487] __x64_sys_write+0x7b/0x90 [ 47.572030][ T487] do_syscall_64+0x34/0x70 [ 47.576455][ T487] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 47.582527][ T487] RIP: 0033:0x7f87474ea0e9 [ 47.587195][ T487] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 47.607518][ T487] RSP: 002b:00007f874743f168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 47.617017][ T487] RAX: ffffffffffffffda RBX: 00007f87475fd030 RCX: 00007f87474ea0e9 [ 47.625183][ T487] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 47.633357][ T487] RBP: 00007f874743f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 47.641361][ T487] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 47.649858][ T487] R13: 00007ffe641f5edf R14: 00007f874743f300 R15: 0000000000022000 [ 47.658323][ T487] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 47.693160][ T489] FAULT_INJECTION: forcing a failure. [ 47.693160][ T489] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 47.706838][ T489] CPU: 0 PID: 489 Comm: syz-executor.1 Not tainted 5.10.110-syzkaller-00173-g07b78bf6d055 #0 [ 47.717108][ T489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.727950][ T489] Call Trace: [ 47.731757][ T489] dump_stack_lvl+0x1e2/0x24b [ 47.736501][ T489] ? bfq_pos_tree_add_move+0x43e/0x43e [ 47.742220][ T489] ? stack_trace_save+0x12d/0x1f0 [ 47.747430][ T489] dump_stack+0x15/0x17 [ 47.751883][ T489] should_fail+0x3c0/0x510 [ 47.756392][ T489] should_fail_alloc_page+0x50/0x60 [ 47.761619][ T489] __alloc_pages_nodemask+0x1c0/0x890 [ 47.767085][ T489] ? mutex_trylock+0xb0/0xb0 [ 47.771837][ T489] ? gfp_pfmemalloc_allowed+0x120/0x120 [ 47.777376][ T489] ? mutex_unlock+0x1d/0x40 [ 47.782035][ T489] ? kernfs_xattr_get+0x80/0x90 [ 47.786874][ T489] ? selinux_kernfs_init_security+0x1a8/0x760 [ 47.793201][ T489] allocate_slab+0x78/0x540 [ 47.797779][ T489] ___slab_alloc+0x131/0x2e0 [ 47.802358][ T489] ? __kernfs_new_node+0xdb/0x6e0 [ 47.807648][ T489] __slab_alloc+0x63/0xa0 [ 47.812041][ T489] ? __kernfs_new_node+0xdb/0x6e0 [ 47.817223][ T489] kmem_cache_alloc+0x1ef/0x300 [ 47.822049][ T489] ? __kernfs_new_node+0xdb/0x6e0 [ 47.827138][ T489] __kernfs_new_node+0xdb/0x6e0 [ 47.832487][ T489] ? is_module_text_address+0xe1/0x140 [ 47.837931][ T489] ? kernfs_new_node+0x170/0x170 [ 47.842932][ T489] ? ptr_to_hashval+0x60/0x60 [ 47.847673][ T489] ? snprintf+0xd6/0x120 [ 47.852028][ T489] ? __kasan_check_write+0x14/0x20 [ 47.857131][ T489] ? mutex_unlock+0x1d/0x40 [ 47.861701][ T489] kernfs_new_node+0x97/0x170 [ 47.866553][ T489] __kernfs_create_file+0x4a/0x270 [ 47.871819][ T489] cgroup_addrm_files+0xab8/0xfe0 [ 47.876851][ T489] ? ____kasan_kmalloc+0xdc/0x110 [ 47.882144][ T489] ? __kasan_kmalloc+0x9/0x10 [ 47.886865][ T489] ? kmem_cache_alloc_trace+0x1dd/0x330 [ 47.892479][ T489] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 47.898792][ T489] ? delete_node+0x759/0x7b0 [ 47.903372][ T489] ? __kasan_check_read+0x11/0x20 [ 47.908817][ T489] ? idr_replace+0x1c4/0x230 [ 47.913470][ T489] ? idr_get_next+0x4b0/0x4b0 [ 47.918265][ T489] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 47.923614][ T489] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 47.928803][ T489] css_populate_dir+0x137/0x370 [ 47.933906][ T489] cgroup_apply_control_enable+0x8b9/0x12f0 [ 47.939875][ T489] cgroup_apply_control+0x93/0x710 [ 47.945272][ T489] ? css_next_child+0x160/0x160 [ 47.950192][ T489] ? dequeue_task_fair+0x7ad/0xb50 [ 47.955400][ T489] ? io_schedule+0x120/0x120 [ 47.960071][ T489] ? kernfs_fop_write_iter+0x15e/0x410 [ 47.965522][ T489] ? __kasan_check_write+0x14/0x20 [ 47.970613][ T489] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 47.975888][ T489] cgroup_subtree_control_write+0xd19/0x1310 [ 47.981986][ T489] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 47.988137][ T489] ? __kasan_check_write+0x14/0x20 [ 47.993425][ T489] ? _copy_from_iter+0x3fb/0xd60 [ 47.998392][ T489] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 48.004361][ T489] cgroup_file_write+0x28e/0x590 [ 48.009281][ T489] ? cgroup_seqfile_stop+0xc0/0xc0 [ 48.014380][ T489] ? mutex_lock+0xa6/0x110 [ 48.018869][ T489] ? mutex_trylock+0xb0/0xb0 [ 48.023447][ T489] ? __kasan_check_write+0x14/0x20 [ 48.028535][ T489] kernfs_fop_write_iter+0x2d0/0x410 [ 48.034060][ T489] ? cgroup_seqfile_stop+0xc0/0xc0 [ 48.039424][ T489] vfs_write+0xc1c/0xf40 [ 48.043744][ T489] ? kernel_write+0x3c0/0x3c0 [ 48.048572][ T489] ? mutex_trylock+0xb0/0xb0 [ 48.053144][ T489] ? __fdget_pos+0x26d/0x310 [ 48.057816][ T489] ? ksys_write+0x77/0x2c0 [ 48.062365][ T489] ksys_write+0x198/0x2c0 [ 48.066875][ T489] ? __ia32_sys_read+0x90/0x90 [ 48.071736][ T489] ? debug_smp_processor_id+0x17/0x20 [ 48.077367][ T489] __x64_sys_write+0x7b/0x90 [ 48.081944][ T489] do_syscall_64+0x34/0x70 [ 48.086348][ T489] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 48.092307][ T489] RIP: 0033:0x7f5c669490e9 [ 48.097241][ T489] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 48.116910][ T489] RSP: 002b:00007f5c6689e168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 48.125386][ T489] RAX: ffffffffffffffda RBX: 00007f5c66a5c030 RCX: 00007f5c669490e9 [ 48.133391][ T489] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 48.141630][ T489] RBP: 00007f5c6689e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 48.149675][ T489] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 48.157624][ T489] R13: 00007fffc2a1aa0f R14: 00007f5c6689e300 R15: 0000000000022000 [ 48.203497][ T504] FAULT_INJECTION: forcing a failure. [ 48.203497][ T504] name failslab, interval 1, probability 0, space 0, times 0 [ 48.216900][ T504] CPU: 1 PID: 504 Comm: syz-executor.3 Not tainted 5.10.110-syzkaller-00173-g07b78bf6d055 #0 [ 48.227138][ T504] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.237185][ T504] Call Trace: [ 48.240493][ T504] dump_stack_lvl+0x1e2/0x24b [ 48.245175][ T504] ? bfq_pos_tree_add_move+0x43e/0x43e [ 48.251082][ T504] ? selinux_kernfs_init_security+0x1a8/0x760 [ 48.257511][ T504] dump_stack+0x15/0x17 [ 48.261681][ T504] should_fail+0x3c0/0x510 [ 48.266169][ T504] ? __kernfs_new_node+0x99/0x6e0 [ 48.271194][ T504] __should_failslab+0x9f/0xe0 [ 48.275938][ T504] should_failslab+0x9/0x20 [ 48.280435][ T504] __kmalloc_track_caller+0x5f/0x350 [ 48.285731][ T504] kstrdup_const+0x55/0x90 [ 48.290144][ T504] __kernfs_new_node+0x99/0x6e0 [ 48.295024][ T504] ? is_module_text_address+0xe1/0x140 [ 48.300827][ T504] ? kernfs_new_node+0x170/0x170 [ 48.305951][ T504] ? ptr_to_hashval+0x60/0x60 [ 48.313972][ T504] ? arch_stack_walk+0xf8/0x140 [ 48.318826][ T504] ? snprintf+0xd6/0x120 [ 48.323473][ T504] kernfs_new_node+0x97/0x170 [ 48.328279][ T504] __kernfs_create_file+0x4a/0x270 [ 48.333651][ T504] cgroup_addrm_files+0xab8/0xfe0 [ 48.338674][ T504] ? ____kasan_kmalloc+0xdc/0x110 [ 48.343872][ T504] ? __kasan_kmalloc+0x9/0x10 [ 48.348567][ T504] ? kmem_cache_alloc_trace+0x1dd/0x330 [ 48.354309][ T504] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 48.360585][ T504] ? delete_node+0x759/0x7b0 [ 48.365349][ T504] ? __kasan_check_read+0x11/0x20 [ 48.370391][ T504] ? delete_node+0x759/0x7b0 [ 48.375389][ T504] ? __kasan_check_write+0x14/0x20 [ 48.381294][ T504] ? idr_replace+0x1c4/0x230 [ 48.385956][ T504] ? idr_get_next+0x4b0/0x4b0 [ 48.390717][ T504] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 48.395734][ T504] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 48.400948][ T504] css_populate_dir+0x137/0x370 [ 48.406073][ T504] cgroup_apply_control_enable+0x8b9/0x12f0 [ 48.411954][ T504] cgroup_apply_control+0x93/0x710 [ 48.417677][ T504] ? css_next_child+0x160/0x160 [ 48.422636][ T504] ? set_next_entity+0xc5/0x390 [ 48.427496][ T504] ? io_schedule+0x120/0x120 [ 48.432073][ T504] ? kernfs_fop_write_iter+0x15e/0x410 [ 48.437656][ T504] ? __kasan_check_write+0x14/0x20 [ 48.442767][ T504] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 48.448050][ T504] cgroup_subtree_control_write+0xd19/0x1310 [ 48.454328][ T504] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 48.460589][ T504] ? __kasan_check_write+0x14/0x20 [ 48.465684][ T504] ? _copy_from_iter+0x3fb/0xd60 [ 48.470725][ T504] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 48.476689][ T504] cgroup_file_write+0x28e/0x590 [ 48.481639][ T504] ? cgroup_seqfile_stop+0xc0/0xc0 [ 48.486844][ T504] ? mutex_lock+0xa6/0x110 [ 48.491292][ T504] ? mutex_trylock+0xb0/0xb0 [ 48.495959][ T504] ? __kasan_check_write+0x14/0x20 [ 48.501310][ T504] kernfs_fop_write_iter+0x2d0/0x410 [ 48.507037][ T504] ? cgroup_seqfile_stop+0xc0/0xc0 [ 48.512693][ T504] vfs_write+0xc1c/0xf40 [ 48.517691][ T504] ? kernel_write+0x3c0/0x3c0 [ 48.522396][ T504] ? mutex_trylock+0xb0/0xb0 [ 48.527167][ T504] ? __fdget_pos+0x26d/0x310 [ 48.532010][ T504] ? ksys_write+0x77/0x2c0 [ 48.536792][ T504] ksys_write+0x198/0x2c0 [ 48.541295][ T504] ? __ia32_sys_read+0x90/0x90 [ 48.546327][ T504] ? debug_smp_processor_id+0x17/0x20 [ 48.551849][ T504] __x64_sys_write+0x7b/0x90 [ 48.556529][ T504] do_syscall_64+0x34/0x70 [ 48.561494][ T504] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 48.568269][ T504] RIP: 0033:0x7f2e8673a0e9 [ 48.572993][ T504] 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 [ 48.593298][ T504] RSP: 002b:00007f2e8668f168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 48.601878][ T504] RAX: ffffffffffffffda RBX: 00007f2e8684d030 RCX: 00007f2e8673a0e9 [ 48.610187][ T504] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 48.618256][ T504] RBP: 00007f2e8668f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 48.626245][ T504] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 48.634229][ T504] R13: 00007ffffc61233f R14: 00007f2e8668f300 R15: 0000000000022000 [ 48.642465][ T504] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 48.654055][ T415] ------------[ cut here ]------------ [ 48.659591][ T415] WARNING: CPU: 1 PID: 415 at fs/namespace.c:1168 mntput_no_expire+0x48a/0x6c0 [ 48.668694][ T415] Modules linked in: [ 48.672587][ T415] CPU: 1 PID: 415 Comm: syz-executor.3 Not tainted 5.10.110-syzkaller-00173-g07b78bf6d055 #0 [ 48.682975][ T415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.693166][ T415] RIP: 0010:mntput_no_expire+0x48a/0x6c0 [ 48.698792][ T415] Code: 48 c7 c2 00 03 04 86 e8 04 f5 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 05 ba a2 ff e9 ea fc ff ff [ 48.718544][ T415] RSP: 0018:ffffc90000ed7ca0 EFLAGS: 00010293 [ 48.724726][ T415] RAX: ffffffff81b68aaa RBX: 00000000ffffffff RCX: ffff8881065f93c0 [ 48.732699][ T415] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000 [ 48.740875][ T415] RBP: ffffc90000ed7d70 R08: ffffffff81b68798 R09: 0000000000000003 [ 48.749370][ T415] R10: fffff520001daf85 R11: 1ffff920001daf84 R12: dffffc0000000000 [ 48.757636][ T415] R13: ffff88810c4e1180 R14: ffffc90000ed7d00 R15: 1ffff920001daf9c [ 48.766494][ T415] FS: 0000555557497400(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 48.775905][ T415] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.782489][ T415] CR2: 00007ffffc610d58 CR3: 000000011e35c000 CR4: 00000000003506a0 [ 48.790782][ T415] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.798951][ T415] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.807050][ T415] Call Trace: [ 48.810423][ T415] ? lockref_get_or_lock+0x340/0x340 [ 48.815736][ T415] ? umount_tree+0xf50/0xf50 [ 48.820328][ T415] ? vfs_submount+0xb0/0xb0 [ 48.824953][ T415] ? dput+0x2b6/0x320 [ 48.829245][ T415] path_umount+0x1fe/0xfb0 [ 48.833708][ T415] ? namespace_unlock+0x4f0/0x4f0 [ 48.839006][ T415] ? user_path_at_empty+0x40/0x50 [ 48.844234][ T415] __x64_sys_umount+0x122/0x170 [ 48.849434][ T415] ? path_umount+0xfb0/0xfb0 [ 48.854223][ T415] ? debug_smp_processor_id+0x17/0x20 [ 48.859940][ T415] do_syscall_64+0x34/0x70 [ 48.864564][ T415] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 48.870628][ T415] RIP: 0033:0x7f2e8673b557 [ 48.875181][ T415] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 48.895159][ T415] RSP: 002b:00007ffffc611498 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 48.903578][ T415] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2e8673b557 [ 48.916681][ T415] RDX: 00007ffffc611569 RSI: 000000000000000a RDI: 00007ffffc611560 [ 48.924785][ T415] RBP: 00007ffffc611560 R08: 00000000ffffffff R09: 00007ffffc611330 [ 48.933296][ T415] R10: 0000555557498ba3 R11: 0000000000000246 R12: 00007f2e867931f8 [ 48.941270][ T415] R13: 00007ffffc612620 R14: 0000555557498b00 R15: 00007ffffc612660 [ 48.949353][ T415] ---[ end trace 2a102412b34a7dbe ]--- [ 48.955180][ T415] ------------[ cut here ]------------ [ 48.961066][ T415] WARNING: CPU: 0 PID: 415 at fs/namespace.c:1109 cleanup_mnt+0x4c5/0x510 [ 48.970066][ T415] Modules linked in: [ 48.974390][ T510] FAULT_INJECTION: forcing a failure. [ 48.974390][ T510] name failslab, interval 1, probability 0, space 0, times 0 [ 48.974527][ T415] CPU: 0 PID: 415 Comm: syz-executor.3 Tainted: G W 5.10.110-syzkaller-00173-g07b78bf6d055 #0 [ 48.988904][ T510] CPU: 1 PID: 510 Comm: syz-executor.2 Tainted: G W 5.10.110-syzkaller-00173-g07b78bf6d055 #0 [ 49.001594][ T415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.013458][ T510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.013463][ T510] Call Trace: [ 49.013483][ T510] dump_stack_lvl+0x1e2/0x24b [ 49.013492][ T510] ? bfq_pos_tree_add_move+0x43e/0x43e [ 49.013502][ T510] ? selinux_kernfs_init_security+0x1a8/0x760 [ 49.013509][ T510] dump_stack+0x15/0x17 [ 49.013517][ T510] should_fail+0x3c0/0x510 [ 49.013526][ T510] ? __kernfs_new_node+0x99/0x6e0 [ 49.013543][ T510] __should_failslab+0x9f/0xe0 [ 49.013553][ T510] should_failslab+0x9/0x20 [ 49.013573][ T510] __kmalloc_track_caller+0x5f/0x350 [ 49.026255][ T415] RIP: 0010:cleanup_mnt+0x4c5/0x510 [ 49.035602][ T510] kstrdup_const+0x55/0x90 [ 49.035612][ T510] __kernfs_new_node+0x99/0x6e0 [ 49.035621][ T510] ? is_module_text_address+0xe1/0x140 [ 49.035629][ T510] ? kernfs_new_node+0x170/0x170 [ 49.035638][ T510] ? ptr_to_hashval+0x60/0x60 [ 49.035653][ T510] ? arch_stack_walk+0xf8/0x140 [ 49.039537][ T415] Code: 10 a1 ff 48 83 c4 28 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 fe 13 b5 ff 48 8b 7d d0 e8 c5 07 05 00 e9 21 fd ff ff e8 eb 13 b5 ff <0f> 0b e9 e5 fc ff ff 48 c7 c1 98 d7 5e 86 80 e1 07 80 c1 03 38 c1 [ 49.044463][ T510] ? snprintf+0xd6/0x120 [ 49.044473][ T510] kernfs_new_node+0x97/0x170 2022/06/06 19:06:58 executed programs: 30 [ 49.044483][ T510] __kernfs_create_file+0x4a/0x270 [ 49.044491][ T510] cgroup_addrm_files+0xab8/0xfe0 [ 49.044500][ T510] ? ____kasan_kmalloc+0xdc/0x110 [ 49.044508][ T510] ? __kasan_kmalloc+0x9/0x10 [ 49.044517][ T510] ? kmem_cache_alloc_trace+0x1dd/0x330 [ 49.044534][ T510] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 49.050904][ T415] RSP: 0018:ffffc90000ed7e30 EFLAGS: 00010293 [ 49.056782][ T510] ? delete_node+0x759/0x7b0 [ 49.056793][ T510] ? __kasan_check_read+0x11/0x20 [ 49.056800][ T510] ? delete_node+0x759/0x7b0 [ 49.056807][ T510] ? __kasan_check_write+0x14/0x20 [ 49.056818][ T510] ? idr_replace+0x1c4/0x230 [ 49.056827][ T510] ? idr_get_next+0x4b0/0x4b0 [ 49.056843][ T510] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 49.061951][ T415] [ 49.066034][ T510] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 49.066046][ T510] css_populate_dir+0x137/0x370 [ 49.066056][ T510] cgroup_apply_control_enable+0x8b9/0x12f0 [ 49.066067][ T510] cgroup_apply_control+0x93/0x710 [ 49.066076][ T510] ? css_next_child+0x160/0x160 [ 49.066085][ T510] ? dequeue_task_fair+0x7ad/0xb50 [ 49.066101][ T510] ? io_schedule+0x120/0x120 [ 49.072149][ T415] RAX: ffffffff81b7a485 RBX: ffffe8ffffd3ee1c RCX: ffff8881065f93c0 [ 49.076559][ T510] ? kernfs_fop_write_iter+0x15e/0x410 [ 49.076571][ T510] ? __kasan_check_write+0x14/0x20 [ 49.076582][ T510] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 49.076591][ T510] cgroup_subtree_control_write+0xd19/0x1310 [ 49.076601][ T510] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 49.076609][ T510] ? __kasan_check_write+0x14/0x20 [ 49.076619][ T510] ? _copy_from_iter+0x3fb/0xd60 [ 49.076626][ T510] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 49.076642][ T510] cgroup_file_write+0x28e/0x590 [ 49.082236][ T415] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000 [ 49.088059][ T510] ? cgroup_seqfile_stop+0xc0/0xc0 [ 49.088068][ T510] ? mutex_lock+0xa6/0x110 [ 49.088076][ T510] ? mutex_trylock+0xb0/0xb0 [ 49.088086][ T510] ? __kasan_check_write+0x14/0x20 [ 49.088096][ T510] kernfs_fop_write_iter+0x2d0/0x410 [ 49.088104][ T510] ? cgroup_seqfile_stop+0xc0/0xc0 [ 49.088113][ T510] vfs_write+0xc1c/0xf40 [ 49.088132][ T510] ? kernel_write+0x3c0/0x3c0 [ 49.094792][ T415] RBP: ffffc90000ed7e80 R08: ffffffff81b7a163 R09: 0000000000000003 [ 49.098681][ T510] ? mutex_trylock+0xb0/0xb0 [ 49.098693][ T510] ? __fdget_pos+0x26d/0x310 [ 49.098709][ T510] ? ksys_write+0x77/0x2c0 [ 49.104557][ T415] R10: fffff520001dafc5 R11: 1ffff920001dafc4 R12: ffff88810c4e11e8 [ 49.109866][ T510] ksys_write+0x198/0x2c0 [ 49.109877][ T510] ? __ia32_sys_read+0x90/0x90 [ 49.109892][ T510] ? debug_smp_processor_id+0x17/0x20 [ 49.115587][ T415] R13: 0000000000000008 R14: dffffc0000000000 R15: 00000000ffffffff [ 49.119961][ T510] __x64_sys_write+0x7b/0x90 [ 49.119972][ T510] do_syscall_64+0x34/0x70 [ 49.119993][ T510] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 49.125376][ T415] FS: 0000555557497400(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 49.146430][ T510] RIP: 0033:0x7f87474ea0e9 [ 49.146443][ T510] 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 [ 49.146449][ T510] RSP: 002b:00007f874743f168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 49.146461][ T510] RAX: ffffffffffffffda RBX: 00007f87475fd030 RCX: 00007f87474ea0e9 [ 49.146466][ T510] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 49.146471][ T510] RBP: 00007f874743f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 49.146477][ T510] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 49.146483][ T510] R13: 00007ffe641f5edf R14: 00007f874743f300 R15: 0000000000022000 [ 49.146562][ T510] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 49.152353][ T415] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.551702][ T415] CR2: 00007f5c6689dff8 CR3: 000000011e35c000 CR4: 00000000003506b0 [ 49.560859][ T516] FAULT_INJECTION: forcing a failure. [ 49.560859][ T516] name failslab, interval 1, probability 0, space 0, times 0 [ 49.573259][ T415] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 49.573714][ T516] CPU: 1 PID: 516 Comm: syz-executor.0 Tainted: G W 5.10.110-syzkaller-00173-g07b78bf6d055 #0 [ 49.581686][ T415] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 49.593174][ T516] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.593178][ T516] Call Trace: [ 49.593199][ T516] dump_stack_lvl+0x1e2/0x24b [ 49.593208][ T516] ? bfq_pos_tree_add_move+0x43e/0x43e [ 49.593217][ T516] dump_stack+0x15/0x17 [ 49.593225][ T516] should_fail+0x3c0/0x510 [ 49.593236][ T516] ? pids_css_alloc+0x4e/0x120 [ 49.593247][ T516] __should_failslab+0x9f/0xe0 [ 49.593256][ T516] should_failslab+0x9/0x20 [ 49.593266][ T516] kmem_cache_alloc_trace+0x3a/0x330 [ 49.593274][ T516] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 49.593283][ T516] pids_css_alloc+0x4e/0x120 [ 49.593295][ T516] cgroup_apply_control_enable+0x350/0x12f0 [ 49.593308][ T516] cgroup_apply_control+0x93/0x710 [ 49.593318][ T516] ? css_next_child+0x160/0x160 [ 49.593326][ T516] ? io_schedule+0x120/0x120 [ 49.593334][ T516] ? kernfs_fop_write_iter+0x15e/0x410 [ 49.593343][ T516] ? __kasan_check_write+0x14/0x20 [ 49.593352][ T516] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 49.593370][ T516] cgroup_subtree_control_write+0xd19/0x1310 [ 49.601726][ T415] Call Trace: [ 49.611676][ T516] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 49.611685][ T516] ? __kasan_check_write+0x14/0x20 [ 49.611695][ T516] ? _copy_from_iter+0x3fb/0xd60 [ 49.611704][ T516] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 49.611712][ T516] cgroup_file_write+0x28e/0x590 [ 49.611719][ T516] ? cgroup_seqfile_stop+0xc0/0xc0 [ 49.611727][ T516] ? mutex_lock+0xa6/0x110 [ 49.611735][ T516] ? mutex_trylock+0xb0/0xb0 [ 49.611745][ T516] ? __kasan_check_write+0x14/0x20 [ 49.611754][ T516] kernfs_fop_write_iter+0x2d0/0x410 [ 49.611761][ T516] ? cgroup_seqfile_stop+0xc0/0xc0 [ 49.611771][ T516] vfs_write+0xc1c/0xf40 [ 49.611782][ T516] ? kernel_write+0x3c0/0x3c0 [ 49.611790][ T516] ? mutex_trylock+0xb0/0xb0 [ 49.611806][ T516] ? __fdget_pos+0x26d/0x310 [ 49.615220][ T415] __cleanup_mnt+0x19/0x20 [ 49.620069][ T516] ? ksys_write+0x77/0x2c0 [ 49.620079][ T516] ksys_write+0x198/0x2c0 [ 49.620089][ T516] ? __ia32_sys_read+0x90/0x90 [ 49.620098][ T516] ? debug_smp_processor_id+0x17/0x20 [ 49.620107][ T516] __x64_sys_write+0x7b/0x90 [ 49.620117][ T516] do_syscall_64+0x34/0x70 [ 49.620127][ T516] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 49.620135][ T516] RIP: 0033:0x7f9b0b0ae0e9 [ 49.620151][ 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 [ 49.625985][ T415] task_work_run+0x147/0x1b0 [ 49.629912][ T516] RSP: 002b:00007f9b0b003168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 49.629926][ T516] RAX: ffffffffffffffda RBX: 00007f9b0b1c1030 RCX: 00007f9b0b0ae0e9 [ 49.629932][ T516] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 49.629938][ T516] RBP: 00007f9b0b0031d0 R08: 0000000000000000 R09: 0000000000000000 [ 49.629952][ T516] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 49.634468][ T415] exit_to_user_mode_loop+0xc8/0xe0 [ 49.639094][ T516] R13: 00007ffc1445411f R14: 00007f9b0b003300 R15: 0000000000022000 [ 49.915712][ T415] syscall_exit_to_user_mode+0x77/0xa0 [ 49.922868][ T415] do_syscall_64+0x40/0x70 [ 49.930166][ T415] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 49.936602][ T415] RIP: 0033:0x7f2e8673b557 [ 49.936933][ T515] FAULT_INJECTION: forcing a failure. [ 49.936933][ T515] name failslab, interval 1, probability 0, space 0, times 0 [ 49.941008][ T415] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 49.941015][ T415] RSP: 002b:00007ffffc611498 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 49.941035][ T415] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f2e8673b557 [ 49.962906][ T515] CPU: 1 PID: 515 Comm: syz-executor.1 Tainted: G W 5.10.110-syzkaller-00173-g07b78bf6d055 #0 [ 49.974626][ T415] RDX: 00007ffffc611569 RSI: 000000000000000a RDI: 00007ffffc611560 [ 49.982702][ T515] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.982707][ T515] Call Trace: [ 49.982724][ T515] dump_stack_lvl+0x1e2/0x24b [ 49.982731][ T515] ? panic+0x7d7/0x7d7 [ 49.982740][ T515] ? bfq_pos_tree_add_move+0x43e/0x43e [ 49.982749][ T515] ? find_next_bit+0xd6/0x120 [ 49.982757][ T515] ? cpumask_next+0x11/0x30 [ 49.982764][ T515] dump_stack+0x15/0x17 [ 49.982779][ T515] should_fail+0x3c0/0x510 [ 49.991460][ T415] RBP: 00007ffffc611560 R08: 00000000ffffffff R09: 00007ffffc611330 [ 50.002735][ T515] ? percpu_ref_init+0xd0/0x330 [ 50.002746][ T515] __should_failslab+0x9f/0xe0 [ 50.002755][ T515] should_failslab+0x9/0x20 [ 50.002764][ T515] kmem_cache_alloc_trace+0x3a/0x330 [ 50.002780][ T515] percpu_ref_init+0xd0/0x330 [ 50.010863][ T415] R10: 0000555557498ba3 R11: 0000000000000246 R12: 00007f2e867931f8 [ 50.020955][ T515] ? cgroup_setup_root+0xea0/0xea0 [ 50.020965][ T515] cgroup_apply_control_enable+0x3a2/0x12f0 [ 50.020976][ T515] cgroup_apply_control+0x93/0x710 [ 50.020993][ T515] ? css_next_child+0x160/0x160 [ 50.024327][ T415] R13: 00007ffffc612620 R14: 0000555557498b00 R15: 00007ffffc612660 [ 50.029211][ T515] ? dequeue_task_fair+0x7ad/0xb50 [ 50.029221][ T515] ? io_schedule+0x120/0x120 [ 50.029236][ T515] ? kernfs_fop_write_iter+0x15e/0x410 [ 50.033422][ T415] ---[ end trace 2a102412b34a7dbf ]--- [ 50.038799][ T515] ? __kasan_check_write+0x14/0x20 [ 50.038810][ T515] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 50.038824][ T515] cgroup_subtree_control_write+0xd19/0x1310 [ 50.166090][ T515] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 50.172059][ T515] ? __kasan_check_write+0x14/0x20 [ 50.177677][ T515] ? _copy_from_iter+0x3fb/0xd60 [ 50.182737][ T515] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 50.189036][ T515] cgroup_file_write+0x28e/0x590 [ 50.193959][ T515] ? cgroup_seqfile_stop+0xc0/0xc0 [ 50.199064][ T515] ? mutex_lock+0xa6/0x110 [ 50.203726][ T515] ? mutex_trylock+0xb0/0xb0 [ 50.208420][ T515] ? __kasan_check_write+0x14/0x20 [ 50.213543][ T515] kernfs_fop_write_iter+0x2d0/0x410 [ 50.218881][ T515] ? cgroup_seqfile_stop+0xc0/0xc0 [ 50.223989][ T515] vfs_write+0xc1c/0xf40 [ 50.228399][ T515] ? kernel_write+0x3c0/0x3c0 [ 50.233063][ T515] ? mutex_trylock+0xb0/0xb0 [ 50.237731][ T515] ? __fdget_pos+0x26d/0x310 [ 50.242432][ T515] ? ksys_write+0x77/0x2c0 [ 50.246838][ T515] ksys_write+0x198/0x2c0 [ 50.251463][ T515] ? __ia32_sys_read+0x90/0x90 [ 50.256459][ T515] ? debug_smp_processor_id+0x17/0x20 [ 50.261915][ T515] __x64_sys_write+0x7b/0x90 [ 50.266497][ T515] do_syscall_64+0x34/0x70 [ 50.270897][ T515] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 50.276982][ T515] RIP: 0033:0x7f5c669490e9 [ 50.281389][ 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 [ 50.301720][ T515] RSP: 002b:00007f5c6689e168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 50.310376][ T515] RAX: ffffffffffffffda RBX: 00007f5c66a5c030 RCX: 00007f5c669490e9 [ 50.318916][ T515] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 50.327597][ T515] RBP: 00007f5c6689e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 50.336322][ T515] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 50.344585][ T515] R13: 00007fffc2a1aa0f R14: 00007f5c6689e300 R15: 0000000000022000 [ 50.393720][ T507] FAULT_INJECTION: forcing a failure. [ 50.393720][ T507] name failslab, interval 1, probability 0, space 0, times 0 [ 50.406627][ T507] CPU: 0 PID: 507 Comm: syz-executor.5 Tainted: G W 5.10.110-syzkaller-00173-g07b78bf6d055 #0 [ 50.418160][ T507] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.428772][ T507] Call Trace: [ 50.432315][ T507] dump_stack_lvl+0x1e2/0x24b [ 50.437258][ T507] ? panic+0x7d7/0x7d7 [ 50.441478][ T507] ? bfq_pos_tree_add_move+0x43e/0x43e [ 50.446936][ T507] ? find_next_bit+0xd6/0x120 [ 50.451608][ T507] ? cpumask_next+0x11/0x30 [ 50.456380][ T507] dump_stack+0x15/0x17 [ 50.460652][ T507] should_fail+0x3c0/0x510 [ 50.465572][ T507] ? percpu_ref_init+0xd0/0x330 [ 50.470917][ T507] __should_failslab+0x9f/0xe0 [ 50.475971][ T507] should_failslab+0x9/0x20 [ 50.480467][ T507] kmem_cache_alloc_trace+0x3a/0x330 [ 50.485742][ T507] percpu_ref_init+0xd0/0x330 [ 50.490420][ T507] ? cgroup_setup_root+0xea0/0xea0 [ 50.495617][ T507] cgroup_apply_control_enable+0x3a2/0x12f0 [ 50.501516][ T507] cgroup_apply_control+0x93/0x710 [ 50.506819][ T507] ? css_next_child+0x160/0x160 [ 50.511804][ T507] ? io_schedule+0x120/0x120 [ 50.516510][ T507] ? kernfs_fop_write_iter+0x15e/0x410 [ 50.521955][ T507] ? __kasan_check_write+0x14/0x20 [ 50.527270][ T507] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 50.532923][ T507] cgroup_subtree_control_write+0xd19/0x1310 [ 50.539169][ T507] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 50.545155][ T507] ? __kasan_check_write+0x14/0x20 [ 50.550264][ T507] ? _copy_from_iter+0x3fb/0xd60 [ 50.555368][ T507] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 50.561539][ T507] cgroup_file_write+0x28e/0x590 [ 50.566719][ T507] ? cgroup_seqfile_stop+0xc0/0xc0 [ 50.572233][ T507] ? mutex_lock+0xa6/0x110 [ 50.576895][ T507] ? mutex_trylock+0xb0/0xb0 [ 50.581658][ T507] ? __kasan_check_write+0x14/0x20 [ 50.586894][ T507] kernfs_fop_write_iter+0x2d0/0x410 [ 50.592197][ T507] ? cgroup_seqfile_stop+0xc0/0xc0 [ 50.597708][ T507] vfs_write+0xc1c/0xf40 [ 50.601954][ T507] ? kernel_write+0x3c0/0x3c0 [ 50.606990][ T507] ? mutex_trylock+0xb0/0xb0 [ 50.611569][ T507] ? __fdget_pos+0x26d/0x310 [ 50.616156][ T507] ? ksys_write+0x77/0x2c0 [ 50.620641][ T507] ksys_write+0x198/0x2c0 [ 50.625039][ T507] ? __ia32_sys_read+0x90/0x90 [ 50.630653][ T507] ? debug_smp_processor_id+0x17/0x20 [ 50.636101][ T507] __x64_sys_write+0x7b/0x90 [ 50.641234][ T507] do_syscall_64+0x34/0x70 [ 50.645728][ T507] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 50.651602][ T507] RIP: 0033:0x7f8d82fc70e9 [ 50.656011][ T507] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 50.676633][ T507] RSP: 002b:00007f8d82f1c168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 50.685342][ T507] RAX: ffffffffffffffda RBX: 00007f8d830da030 RCX: 00007f8d82fc70e9 [ 50.693426][ T507] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 50.701472][ T507] RBP: 00007f8d82f1c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 50.709833][ T507] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 50.718573][ T507] R13: 00007fff5d2d48ef R14: 00007f8d82f1c300 R15: 0000000000022000 [ 50.743163][ T523] FAULT_INJECTION: forcing a failure. [ 50.743163][ T523] name failslab, interval 1, probability 0, space 0, times 0 [ 50.760562][ T523] CPU: 0 PID: 523 Comm: syz-executor.2 Tainted: G W 5.10.110-syzkaller-00173-g07b78bf6d055 #0 [ 50.774170][ T523] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.785739][ T523] Call Trace: [ 50.789770][ T523] dump_stack_lvl+0x1e2/0x24b [ 50.795723][ T523] ? bfq_pos_tree_add_move+0x43e/0x43e [ 50.802479][ T523] ? selinux_kernfs_init_security+0x1a8/0x760 [ 50.809912][ T523] dump_stack+0x15/0x17 [ 50.814858][ T523] should_fail+0x3c0/0x510 [ 50.819562][ T523] ? __kernfs_new_node+0x99/0x6e0 [ 50.824856][ T523] __should_failslab+0x9f/0xe0 [ 50.830667][ T523] should_failslab+0x9/0x20 [ 50.836252][ T523] __kmalloc_track_caller+0x5f/0x350 [ 50.841905][ T523] kstrdup_const+0x55/0x90 [ 50.847046][ T523] __kernfs_new_node+0x99/0x6e0 [ 50.852860][ T523] ? is_module_text_address+0xe1/0x140 [ 50.859843][ T523] ? kernfs_new_node+0x170/0x170 [ 50.865238][ T523] ? ptr_to_hashval+0x60/0x60 [ 50.871716][ T523] ? arch_stack_walk+0xf8/0x140 [ 50.877445][ T523] ? snprintf+0xd6/0x120 [ 50.882167][ T523] kernfs_new_node+0x97/0x170 [ 50.887029][ T523] __kernfs_create_file+0x4a/0x270 [ 50.893673][ T523] cgroup_addrm_files+0xab8/0xfe0 [ 50.899677][ T523] ? ____kasan_kmalloc+0xdc/0x110 [ 50.904875][ T523] ? __kasan_kmalloc+0x9/0x10 [ 50.910088][ T523] ? kmem_cache_alloc_trace+0x1dd/0x330 [ 50.915620][ T523] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 50.921784][ T523] ? delete_node+0x759/0x7b0 [ 50.926450][ T523] ? __kasan_check_read+0x11/0x20 [ 50.931563][ T523] ? delete_node+0x759/0x7b0 [ 50.936369][ T523] ? __kasan_check_write+0x14/0x20 [ 50.941821][ T523] ? idr_replace+0x1c4/0x230 [ 50.947998][ T523] ? idr_get_next+0x4b0/0x4b0 [ 50.953673][ T523] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 50.958988][ T523] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 50.965000][ T523] css_populate_dir+0x137/0x370 [ 50.971584][ T523] cgroup_apply_control_enable+0x8b9/0x12f0 [ 50.978392][ T523] cgroup_apply_control+0x93/0x710 [ 50.984864][ T523] ? css_next_child+0x160/0x160 [ 50.991212][ T523] ? io_schedule+0x120/0x120 [ 50.996930][ T523] ? kernfs_fop_write_iter+0x15e/0x410 [ 51.003964][ T523] ? __kasan_check_write+0x14/0x20 [ 51.009451][ T523] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 51.015514][ T523] cgroup_subtree_control_write+0xd19/0x1310 [ 51.022001][ T523] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 51.028728][ T523] ? __kasan_check_write+0x14/0x20 [ 51.034668][ T523] ? _copy_from_iter+0x3fb/0xd60 [ 51.039604][ T523] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 51.046004][ T523] cgroup_file_write+0x28e/0x590 [ 51.052151][ T523] ? cgroup_seqfile_stop+0xc0/0xc0 [ 51.057258][ T523] ? mutex_lock+0xa6/0x110 [ 51.062296][ T523] ? mutex_trylock+0xb0/0xb0 [ 51.067152][ T523] ? __kasan_check_write+0x14/0x20 [ 51.072529][ T523] kernfs_fop_write_iter+0x2d0/0x410 [ 51.078438][ T523] ? cgroup_seqfile_stop+0xc0/0xc0 [ 51.085008][ T523] vfs_write+0xc1c/0xf40 [ 51.089263][ T523] ? kernel_write+0x3c0/0x3c0 [ 51.093936][ T523] ? mutex_trylock+0xb0/0xb0 [ 51.098914][ T523] ? __fdget_pos+0x26d/0x310 [ 51.103507][ T523] ? ksys_write+0x77/0x2c0 [ 51.108010][ T523] ksys_write+0x198/0x2c0 [ 51.112323][ T523] ? __ia32_sys_read+0x90/0x90 [ 51.117113][ T523] ? debug_smp_processor_id+0x17/0x20 [ 51.122889][ T523] __x64_sys_write+0x7b/0x90 [ 51.127559][ T523] do_syscall_64+0x34/0x70 [ 51.131971][ T523] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 51.137849][ T523] RIP: 0033:0x7f87474ea0e9 [ 51.142388][ 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 [ 51.162955][ T523] RSP: 002b:00007f8747460168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 51.171745][ T523] RAX: ffffffffffffffda RBX: 00007f87475fcf60 RCX: 00007f87474ea0e9 [ 51.179707][ T523] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 51.188022][ T523] RBP: 00007f87474601d0 R08: 0000000000000000 R09: 0000000000000000 [ 51.196032][ T523] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 51.204810][ T523] R13: 00007ffe641f5edf R14: 00007f8747460300 R15: 0000000000022000 [ 51.214472][ T523] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 51.303232][ T530] FAULT_INJECTION: forcing a failure. [ 51.303232][ T530] name failslab, interval 1, probability 0, space 0, times 0 [ 51.315937][ T530] CPU: 1 PID: 530 Comm: syz-executor.3 Tainted: G W 5.10.110-syzkaller-00173-g07b78bf6d055 #0 [ 51.327458][ T530] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.337501][ T530] Call Trace: [ 51.340963][ T530] dump_stack_lvl+0x1e2/0x24b [ 51.345837][ T530] ? bfq_pos_tree_add_move+0x43e/0x43e [ 51.351378][ T530] ? selinux_kernfs_init_security+0x1a8/0x760 [ 51.357628][ T530] dump_stack+0x15/0x17 [ 51.362067][ T530] should_fail+0x3c0/0x510 [ 51.366483][ T530] ? __kernfs_new_node+0x99/0x6e0 [ 51.371607][ T530] __should_failslab+0x9f/0xe0 [ 51.376637][ T530] should_failslab+0x9/0x20 [ 51.381729][ T530] __kmalloc_track_caller+0x5f/0x350 [ 51.387294][ T530] kstrdup_const+0x55/0x90 [ 51.391779][ T530] __kernfs_new_node+0x99/0x6e0 [ 51.396788][ T530] ? is_module_text_address+0xe1/0x140 [ 51.402626][ T530] ? kernfs_new_node+0x170/0x170 [ 51.407609][ T530] ? ptr_to_hashval+0x60/0x60 [ 51.412509][ T530] ? arch_stack_walk+0xf8/0x140 [ 51.417365][ T530] ? snprintf+0xd6/0x120 [ 51.421602][ T530] kernfs_new_node+0x97/0x170 [ 51.426428][ T530] __kernfs_create_file+0x4a/0x270 [ 51.431622][ T530] cgroup_addrm_files+0xab8/0xfe0 [ 51.436639][ T530] ? ____kasan_kmalloc+0xdc/0x110 [ 51.441830][ T530] ? __kasan_kmalloc+0x9/0x10 [ 51.446506][ T530] ? kmem_cache_alloc_trace+0x1dd/0x330 [ 51.452522][ T530] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 51.458940][ T530] ? delete_node+0x759/0x7b0 [ 51.463810][ T530] ? __kasan_check_read+0x11/0x20 [ 51.469121][ T530] ? delete_node+0x759/0x7b0 [ 51.473704][ T530] ? __kasan_check_write+0x14/0x20 [ 51.480012][ T530] ? idr_replace+0x1c4/0x230 [ 51.484905][ T530] ? idr_get_next+0x4b0/0x4b0 [ 51.490077][ T530] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 51.498162][ T530] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 51.503490][ T530] css_populate_dir+0x137/0x370 [ 51.508647][ T530] cgroup_apply_control_enable+0x8b9/0x12f0 [ 51.515374][ T530] cgroup_apply_control+0x93/0x710 [ 51.520821][ T530] ? css_next_child+0x160/0x160 [ 51.526743][ T530] ? io_schedule+0x120/0x120 [ 51.532678][ T530] ? kernfs_fop_write_iter+0x15e/0x410 [ 51.539151][ T530] ? __kasan_check_write+0x14/0x20 [ 51.544872][ T530] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 51.550641][ T530] cgroup_subtree_control_write+0xd19/0x1310 [ 51.556622][ T530] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 51.563114][ T530] ? __kasan_check_write+0x14/0x20 [ 51.568746][ T530] ? _copy_from_iter+0x3fb/0xd60 [ 51.573975][ T530] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 51.580379][ T530] cgroup_file_write+0x28e/0x590 [ 51.585852][ T530] ? cgroup_seqfile_stop+0xc0/0xc0 [ 51.591100][ T530] ? mutex_lock+0xa6/0x110 [ 51.595888][ T530] ? mutex_trylock+0xb0/0xb0 [ 51.601458][ T530] ? __kasan_check_write+0x14/0x20 [ 51.606965][ T530] kernfs_fop_write_iter+0x2d0/0x410 [ 51.612234][ T530] ? cgroup_seqfile_stop+0xc0/0xc0 [ 51.617431][ T530] vfs_write+0xc1c/0xf40 [ 51.621686][ T530] ? kernel_write+0x3c0/0x3c0 [ 51.626364][ T530] ? mutex_trylock+0xb0/0xb0 [ 51.631044][ T530] ? __fdget_pos+0x26d/0x310 [ 51.636069][ T530] ? ksys_write+0x77/0x2c0 [ 51.640572][ T530] ksys_write+0x198/0x2c0 [ 51.645021][ T530] ? __ia32_sys_read+0x90/0x90 [ 51.649768][ T530] ? debug_smp_processor_id+0x17/0x20 [ 51.655137][ T530] __x64_sys_write+0x7b/0x90 [ 51.659710][ T530] do_syscall_64+0x34/0x70 [ 51.664300][ T530] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 51.670237][ T530] RIP: 0033:0x7f2e8673a0e9 [ 51.674645][ T530] 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 [ 51.695053][ T530] RSP: 002b:00007f2e866b0168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 51.703929][ T530] RAX: ffffffffffffffda RBX: 00007f2e8684cf60 RCX: 00007f2e8673a0e9 [ 51.711989][ T530] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 51.719962][ T530] RBP: 00007f2e866b01d0 R08: 0000000000000000 R09: 0000000000000000 [ 51.727988][ T530] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 51.736039][ T530] R13: 00007ffffc61233f R14: 00007f2e866b0300 R15: 0000000000022000 [ 51.745410][ T530] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 51.773085][ T503] FAULT_INJECTION: forcing a failure. [ 51.773085][ T503] name failslab, interval 1, probability 0, space 0, times 0 [ 51.786507][ T503] CPU: 0 PID: 503 Comm: syz-executor.4 Tainted: G W 5.10.110-syzkaller-00173-g07b78bf6d055 #0 [ 51.798137][ T503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.808376][ T503] Call Trace: [ 51.811794][ T503] dump_stack_lvl+0x1e2/0x24b [ 51.816488][ T503] ? panic+0x7d7/0x7d7 [ 51.820541][ T503] ? bfq_pos_tree_add_move+0x43e/0x43e [ 51.825976][ T503] ? find_next_bit+0xd6/0x120 [ 51.830672][ T503] ? cpumask_next+0x11/0x30 [ 51.835529][ T503] dump_stack+0x15/0x17 [ 51.839662][ T503] should_fail+0x3c0/0x510 [ 51.844052][ T503] ? percpu_ref_init+0xd0/0x330 [ 51.848979][ T503] __should_failslab+0x9f/0xe0 [ 51.853714][ T503] should_failslab+0x9/0x20 [ 51.858212][ T503] kmem_cache_alloc_trace+0x3a/0x330 [ 51.863616][ T503] percpu_ref_init+0xd0/0x330 [ 51.868301][ T503] ? cgroup_setup_root+0xea0/0xea0 [ 51.873415][ T503] cgroup_apply_control_enable+0x3a2/0x12f0 [ 51.879313][ T503] cgroup_apply_control+0x93/0x710 [ 51.884646][ T503] ? css_next_child+0x160/0x160 [ 51.889493][ T503] ? io_schedule+0x120/0x120 [ 51.894296][ T503] ? kernfs_fop_write_iter+0x15e/0x410 [ 51.899756][ T503] ? __kasan_check_write+0x14/0x20 [ 51.904851][ T503] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 51.910501][ T503] cgroup_subtree_control_write+0xd19/0x1310 [ 51.916580][ T503] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 51.922540][ T503] ? __kasan_check_write+0x14/0x20 [ 51.927643][ T503] ? _copy_from_iter+0x3fb/0xd60 [ 51.932834][ T503] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 51.938797][ T503] cgroup_file_write+0x28e/0x590 [ 51.943993][ T503] ? cgroup_seqfile_stop+0xc0/0xc0 [ 51.949228][ T503] ? mutex_lock+0xa6/0x110 [ 51.953728][ T503] ? mutex_trylock+0xb0/0xb0 [ 51.958322][ T503] ? __kasan_check_write+0x14/0x20 [ 51.963447][ T503] kernfs_fop_write_iter+0x2d0/0x410 [ 51.968912][ T503] ? cgroup_seqfile_stop+0xc0/0xc0 [ 51.974091][ T503] vfs_write+0xc1c/0xf40 [ 51.978438][ T503] ? kernel_write+0x3c0/0x3c0 [ 51.983529][ T503] ? mutex_trylock+0xb0/0xb0 [ 51.988304][ T503] ? __fdget_pos+0x26d/0x310 [ 51.992895][ T503] ? ksys_write+0x77/0x2c0 [ 51.997402][ T503] ksys_write+0x198/0x2c0 [ 52.001837][ T503] ? __ia32_sys_read+0x90/0x90 [ 52.006600][ T503] ? debug_smp_processor_id+0x17/0x20 [ 52.011983][ T503] __x64_sys_write+0x7b/0x90 [ 52.017095][ T503] do_syscall_64+0x34/0x70 [ 52.021755][ T503] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 52.027654][ T503] RIP: 0033:0x7f0bf720f0e9 [ 52.032059][ T503] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 52.051739][ T503] RSP: 002b:00007f0bf7185168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 52.060744][ T503] RAX: ffffffffffffffda RBX: 00007f0bf7321f60 RCX: 00007f0bf720f0e9 [ 52.068884][ T503] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 52.077009][ T503] RBP: 00007f0bf71851d0 R08: 0000000000000000 R09: 0000000000000000 [ 52.085250][ T503] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 52.094013][ T503] R13: 00007ffe4d9d18ef R14: 00007f0bf7185300 R15: 0000000000022000 [ 52.133230][ T524] FAULT_INJECTION: forcing a failure. [ 52.133230][ T524] name failslab, interval 1, probability 0, space 0, times 0 [ 52.146677][ T524] CPU: 1 PID: 524 Comm: syz-executor.0 Tainted: G W 5.10.110-syzkaller-00173-g07b78bf6d055 #0 [ 52.158542][ T524] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.168707][ T524] Call Trace: [ 52.172096][ T524] dump_stack_lvl+0x1e2/0x24b [ 52.176952][ T524] ? bfq_pos_tree_add_move+0x43e/0x43e [ 52.182958][ T524] ? selinux_kernfs_init_security+0x1a8/0x760 [ 52.189142][ T524] dump_stack+0x15/0x17 [ 52.193287][ T524] should_fail+0x3c0/0x510 [ 52.197781][ T524] ? __kernfs_new_node+0x99/0x6e0 [ 52.203103][ T524] __should_failslab+0x9f/0xe0 [ 52.207877][ T524] should_failslab+0x9/0x20 [ 52.212369][ T524] __kmalloc_track_caller+0x5f/0x350 [ 52.217756][ T524] kstrdup_const+0x55/0x90 [ 52.223123][ T524] __kernfs_new_node+0x99/0x6e0 [ 52.228062][ T524] ? is_module_text_address+0xe1/0x140 [ 52.233772][ T524] ? kernfs_new_node+0x170/0x170 [ 52.238704][ T524] ? ptr_to_hashval+0x60/0x60 [ 52.243424][ T524] ? arch_stack_walk+0xf8/0x140 [ 52.248363][ T524] ? snprintf+0xd6/0x120 [ 52.252594][ T524] kernfs_new_node+0x97/0x170 [ 52.257699][ T524] __kernfs_create_file+0x4a/0x270 [ 52.262932][ T524] cgroup_addrm_files+0xab8/0xfe0 [ 52.267952][ T524] ? ____kasan_kmalloc+0xdc/0x110 [ 52.272962][ T524] ? __kasan_kmalloc+0x9/0x10 [ 52.277723][ T524] ? kmem_cache_alloc_trace+0x1dd/0x330 [ 52.283615][ T524] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 52.289766][ T524] ? delete_node+0x759/0x7b0 [ 52.294365][ T524] ? __kasan_check_read+0x11/0x20 [ 52.299370][ T524] ? delete_node+0x759/0x7b0 [ 52.304096][ T524] ? __kasan_check_write+0x14/0x20 [ 52.309417][ T524] ? idr_replace+0x1c4/0x230 [ 52.314112][ T524] ? idr_get_next+0x4b0/0x4b0 [ 52.318973][ T524] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 52.324157][ T524] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 52.329435][ T524] css_populate_dir+0x137/0x370 [ 52.334286][ T524] cgroup_apply_control_enable+0x8b9/0x12f0 [ 52.340188][ T524] cgroup_apply_control+0x93/0x710 [ 52.345291][ T524] ? css_next_child+0x160/0x160 [ 52.350122][ T524] ? set_next_entity+0xc5/0x390 [ 52.354987][ T524] ? io_schedule+0x120/0x120 [ 52.359570][ T524] ? kernfs_fop_write_iter+0x15e/0x410 [ 52.365027][ T524] ? __kasan_check_write+0x14/0x20 [ 52.370129][ T524] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 52.375713][ T524] cgroup_subtree_control_write+0xd19/0x1310 [ 52.381683][ T524] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 52.387813][ T524] ? __kasan_check_write+0x14/0x20 [ 52.392925][ T524] ? _copy_from_iter+0x3fb/0xd60 [ 52.398096][ T524] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 52.404176][ T524] cgroup_file_write+0x28e/0x590 [ 52.409109][ T524] ? cgroup_seqfile_stop+0xc0/0xc0 [ 52.414573][ T524] ? mutex_lock+0xa6/0x110 [ 52.419313][ T524] ? mutex_trylock+0xb0/0xb0 [ 52.424319][ T524] ? __kasan_check_write+0x14/0x20 [ 52.429855][ T524] kernfs_fop_write_iter+0x2d0/0x410 [ 52.435306][ T524] ? cgroup_seqfile_stop+0xc0/0xc0 [ 52.440431][ T524] vfs_write+0xc1c/0xf40 [ 52.444683][ T524] ? kernel_write+0x3c0/0x3c0 [ 52.449623][ T524] ? mutex_trylock+0xb0/0xb0 [ 52.454232][ T524] ? __fdget_pos+0x26d/0x310 [ 52.458879][ T524] ? ksys_write+0x77/0x2c0 [ 52.463482][ T524] ksys_write+0x198/0x2c0 [ 52.467940][ T524] ? __ia32_sys_read+0x90/0x90 [ 52.472909][ T524] ? debug_smp_processor_id+0x17/0x20 [ 52.478645][ T524] __x64_sys_write+0x7b/0x90 [ 52.483274][ T524] do_syscall_64+0x34/0x70 [ 52.487679][ T524] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 52.493791][ T524] RIP: 0033:0x7f9b0b0ae0e9 [ 52.498355][ T524] 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 [ 52.518978][ T524] RSP: 002b:00007f9b0b003168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 52.527729][ T524] RAX: ffffffffffffffda RBX: 00007f9b0b1c1030 RCX: 00007f9b0b0ae0e9 [ 52.536312][ T524] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 52.544663][ T524] RBP: 00007f9b0b0031d0 R08: 0000000000000000 R09: 0000000000000000 [ 52.553431][ T524] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 52.562367][ T524] R13: 00007ffc1445411f R14: 00007f9b0b003300 R15: 0000000000022000 [ 52.573949][ T524] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 52.603148][ T539] FAULT_INJECTION: forcing a failure. [ 52.603148][ T539] name failslab, interval 1, probability 0, space 0, times 0 [ 52.617406][ T539] CPU: 1 PID: 539 Comm: syz-executor.3 Tainted: G W 5.10.110-syzkaller-00173-g07b78bf6d055 #0 [ 52.633146][ T539] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.643283][ T539] Call Trace: [ 52.646656][ T539] dump_stack_lvl+0x1e2/0x24b [ 52.651580][ T539] ? panic+0x7d7/0x7d7 [ 52.655637][ T539] ? bfq_pos_tree_add_move+0x43e/0x43e [ 52.661453][ T539] ? find_next_bit+0xd6/0x120 [ 52.666514][ T539] ? cpumask_next+0x11/0x30 [ 52.671802][ T539] dump_stack+0x15/0x17 [ 52.675938][ T539] should_fail+0x3c0/0x510 [ 52.680513][ T539] ? percpu_ref_init+0xd0/0x330 [ 52.685373][ T539] __should_failslab+0x9f/0xe0 [ 52.690122][ T539] should_failslab+0x9/0x20 [ 52.694604][ T539] kmem_cache_alloc_trace+0x3a/0x330 [ 52.699959][ T539] percpu_ref_init+0xd0/0x330 [ 52.704882][ T539] ? cgroup_setup_root+0xea0/0xea0 [ 52.710079][ T539] cgroup_apply_control_enable+0x3a2/0x12f0 [ 52.716349][ T539] cgroup_apply_control+0x93/0x710 [ 52.721659][ T539] ? css_next_child+0x160/0x160 [ 52.726577][ T539] ? io_schedule+0x120/0x120 [ 52.731163][ T539] ? kernfs_fop_write_iter+0x15e/0x410 [ 52.736689][ T539] ? __kasan_check_write+0x14/0x20 [ 52.741778][ T539] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 52.747059][ T539] cgroup_subtree_control_write+0xd19/0x1310 [ 52.753125][ T539] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 52.759093][ T539] ? __kasan_check_write+0x14/0x20 [ 52.764324][ T539] ? _copy_from_iter+0x3fb/0xd60 [ 52.769363][ T539] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 52.775361][ T539] cgroup_file_write+0x28e/0x590 [ 52.780289][ T539] ? cgroup_seqfile_stop+0xc0/0xc0 [ 52.785396][ T539] ? mutex_lock+0xa6/0x110 [ 52.789812][ T539] ? mutex_trylock+0xb0/0xb0 [ 52.794379][ T539] ? __kasan_check_write+0x14/0x20 [ 52.799571][ T539] kernfs_fop_write_iter+0x2d0/0x410 [ 52.804838][ T539] ? cgroup_seqfile_stop+0xc0/0xc0 [ 52.809930][ T539] vfs_write+0xc1c/0xf40 [ 52.814178][ T539] ? kernel_write+0x3c0/0x3c0 [ 52.818847][ T539] ? mutex_trylock+0xb0/0xb0 [ 52.823422][ T539] ? __fdget_pos+0x26d/0x310 [ 52.827994][ T539] ? ksys_write+0x77/0x2c0 [ 52.832501][ T539] ksys_write+0x198/0x2c0 [ 52.836810][ T539] ? __ia32_sys_read+0x90/0x90 [ 52.841715][ T539] ? debug_smp_processor_id+0x17/0x20 [ 52.847168][ T539] __x64_sys_write+0x7b/0x90 [ 52.851738][ T539] do_syscall_64+0x34/0x70 [ 52.856140][ T539] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 52.862103][ T539] RIP: 0033:0x7f2e8673a0e9 [ 52.866503][ T539] 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 [ 52.886259][ T539] RSP: 002b:00007f2e866b0168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 52.894770][ T539] RAX: ffffffffffffffda RBX: 00007f2e8684cf60 RCX: 00007f2e8673a0e9 [ 52.902748][ T539] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 52.910972][ T539] RBP: 00007f2e866b01d0 R08: 0000000000000000 R09: 0000000000000000 [ 52.919193][ T539] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 52.927261][ T539] R13: 00007ffffc61233f R14: 00007f2e866b0300 R15: 0000000000022000 [ 52.963316][ T543] FAULT_INJECTION: forcing a failure. [ 52.963316][ T543] name failslab, interval 1, probability 0, space 0, times 0 [ 52.976371][ T543] CPU: 0 PID: 543 Comm: syz-executor.4 Tainted: G W 5.10.110-syzkaller-00173-g07b78bf6d055 #0 [ 52.988974][ T543] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.999540][ T543] Call Trace: [ 53.002819][ T543] dump_stack_lvl+0x1e2/0x24b [ 53.008089][ T543] ? panic+0x7d7/0x7d7 [ 53.012280][ T543] ? bfq_pos_tree_add_move+0x43e/0x43e [ 53.018105][ T543] ? find_next_bit+0xd6/0x120 [ 53.022778][ T543] ? cpumask_next+0x11/0x30 [ 53.027503][ T543] dump_stack+0x15/0x17 [ 53.031665][ T543] should_fail+0x3c0/0x510 [ 53.036365][ T543] ? percpu_ref_init+0xd0/0x330 [ 53.041606][ T543] __should_failslab+0x9f/0xe0 [ 53.046592][ T543] should_failslab+0x9/0x20 [ 53.051132][ T543] kmem_cache_alloc_trace+0x3a/0x330 [ 53.056836][ T543] percpu_ref_init+0xd0/0x330 [ 53.061637][ T543] ? cgroup_setup_root+0xea0/0xea0 [ 53.067610][ T543] cgroup_apply_control_enable+0x3a2/0x12f0 [ 53.073939][ T543] cgroup_apply_control+0x93/0x710 [ 53.079157][ T543] ? css_next_child+0x160/0x160 [ 53.084006][ T543] ? dequeue_task_fair+0x7ad/0xb50 [ 53.089210][ T543] ? io_schedule+0x120/0x120 [ 53.093891][ T543] ? kernfs_fop_write_iter+0x15e/0x410 [ 53.099653][ T543] ? __kasan_check_write+0x14/0x20 [ 53.105075][ T543] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 53.110361][ T543] cgroup_subtree_control_write+0xd19/0x1310 [ 53.116342][ T543] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 53.122433][ T543] ? __kasan_check_write+0x14/0x20 [ 53.127733][ T543] ? _copy_from_iter+0x3fb/0xd60 [ 53.132883][ T543] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 53.138992][ T543] cgroup_file_write+0x28e/0x590 [ 53.143925][ T543] ? cgroup_seqfile_stop+0xc0/0xc0 [ 53.149726][ T543] ? mutex_lock+0xa6/0x110 [ 53.154520][ T543] ? mutex_trylock+0xb0/0xb0 [ 53.159192][ T543] ? __kasan_check_write+0x14/0x20 [ 53.164301][ T543] kernfs_fop_write_iter+0x2d0/0x410 [ 53.169662][ T543] ? cgroup_seqfile_stop+0xc0/0xc0 [ 53.174939][ T543] vfs_write+0xc1c/0xf40 [ 53.179259][ T543] ? kernel_write+0x3c0/0x3c0 [ 53.184281][ T543] ? mutex_trylock+0xb0/0xb0 [ 53.188927][ T543] ? __fdget_pos+0x26d/0x310 [ 53.193652][ T543] ? ksys_write+0x77/0x2c0 [ 53.198160][ T543] ksys_write+0x198/0x2c0 [ 53.202497][ T543] ? __ia32_sys_read+0x90/0x90 [ 53.207252][ T543] ? debug_smp_processor_id+0x17/0x20 [ 53.212870][ T543] __x64_sys_write+0x7b/0x90 [ 53.217451][ T543] do_syscall_64+0x34/0x70 [ 53.222022][ T543] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 53.228001][ T543] RIP: 0033:0x7f0bf720f0e9 [ 53.232544][ T543] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 53.252773][ T543] RSP: 002b:00007f0bf7164168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 53.261926][ T543] RAX: ffffffffffffffda RBX: 00007f0bf7322030 RCX: 00007f0bf720f0e9 [ 53.269994][ T543] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 53.278131][ T543] RBP: 00007f0bf71641d0 R08: 0000000000000000 R09: 0000000000000000 [ 53.286105][ T543] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 53.294064][ T543] R13: 00007ffe4d9d18ef R14: 00007f0bf7164300 R15: 0000000000022000 [ 53.343244][ T542] FAULT_INJECTION: forcing a failure. [ 53.343244][ T542] name failslab, interval 1, probability 0, space 0, times 0 [ 53.356235][ T542] CPU: 0 PID: 542 Comm: syz-executor.2 Tainted: G W 5.10.110-syzkaller-00173-g07b78bf6d055 #0 [ 53.368103][ T542] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.378144][ T542] Call Trace: [ 53.381426][ T542] dump_stack_lvl+0x1e2/0x24b [ 53.386280][ T542] ? bfq_pos_tree_add_move+0x43e/0x43e [ 53.391811][ T542] ? selinux_kernfs_init_security+0x1a8/0x760 [ 53.397916][ T542] dump_stack+0x15/0x17 [ 53.402063][ T542] should_fail+0x3c0/0x510 [ 53.407059][ T542] ? __kernfs_new_node+0x99/0x6e0 [ 53.412084][ T542] __should_failslab+0x9f/0xe0 [ 53.416860][ T542] should_failslab+0x9/0x20 [ 53.421386][ T542] __kmalloc_track_caller+0x5f/0x350 [ 53.426952][ T542] kstrdup_const+0x55/0x90 [ 53.431366][ T542] __kernfs_new_node+0x99/0x6e0 [ 53.436316][ T542] ? is_module_text_address+0xe1/0x140 [ 53.441918][ T542] ? kernfs_new_node+0x170/0x170 [ 53.446848][ T542] ? ptr_to_hashval+0x60/0x60 [ 53.451672][ T542] ? arch_stack_walk+0xf8/0x140 [ 53.457050][ T542] ? snprintf+0xd6/0x120 [ 53.461541][ T542] kernfs_new_node+0x97/0x170 [ 53.466325][ T542] __kernfs_create_file+0x4a/0x270 [ 53.471666][ T542] cgroup_addrm_files+0xab8/0xfe0 [ 53.476686][ T542] ? ____kasan_kmalloc+0xdc/0x110 [ 53.482011][ T542] ? __kasan_kmalloc+0x9/0x10 [ 53.486739][ T542] ? kmem_cache_alloc_trace+0x1dd/0x330 [ 53.492280][ T542] ? trace_raw_output_cgroup_event+0x1f0/0x1f0 [ 53.498544][ T542] ? delete_node+0x759/0x7b0 [ 53.503496][ T542] ? __kasan_check_read+0x11/0x20 [ 53.508668][ T542] ? delete_node+0x759/0x7b0 [ 53.513259][ T542] ? __kasan_check_write+0x14/0x20 [ 53.518569][ T542] ? idr_replace+0x1c4/0x230 [ 53.523147][ T542] ? idr_get_next+0x4b0/0x4b0 [ 53.527892][ T542] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 53.532994][ T542] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 53.538185][ T542] css_populate_dir+0x137/0x370 [ 53.543035][ T542] cgroup_apply_control_enable+0x8b9/0x12f0 [ 53.549042][ T542] cgroup_apply_control+0x93/0x710 [ 53.554164][ T542] ? css_next_child+0x160/0x160 [ 53.559002][ T542] ? set_next_entity+0xc5/0x390 [ 53.563868][ T542] ? io_schedule+0x120/0x120 [ 53.568443][ T542] ? kernfs_fop_write_iter+0x15e/0x410 [ 53.574193][ T542] ? __kasan_check_write+0x14/0x20 [ 53.580615][ T542] ? cgroup_kn_lock_live+0x1b0/0x2f0 [ 53.586145][ T542] cgroup_subtree_control_write+0xd19/0x1310 [ 53.592627][ T542] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 53.598709][ T542] ? __kasan_check_write+0x14/0x20 [ 53.604369][ T542] ? _copy_from_iter+0x3fb/0xd60 [ 53.609382][ T542] ? cgroup_subtree_control_show+0x1d0/0x1d0 [ 53.615544][ T542] cgroup_file_write+0x28e/0x590 [ 53.620605][ T542] ? cgroup_seqfile_stop+0xc0/0xc0 [ 53.625792][ T542] ? mutex_lock+0xa6/0x110 [ 53.630218][ T542] ? mutex_trylock+0xb0/0xb0 [ 53.634816][ T542] ? __kasan_check_write+0x14/0x20 [ 53.639931][ T542] kernfs_fop_write_iter+0x2d0/0x410 [ 53.645448][ T542] ? cgroup_seqfile_stop+0xc0/0xc0 [ 53.651168][ T542] vfs_write+0xc1c/0xf40 [ 53.655759][ T542] ? kernel_write+0x3c0/0x3c0 [ 53.660530][ T542] ? mutex_trylock+0xb0/0xb0 [ 53.665237][ T542] ? __fdget_pos+0x26d/0x310 [ 53.670420][ T542] ? ksys_write+0x77/0x2c0 [ 53.674846][ T542] ksys_write+0x198/0x2c0 [ 53.679158][ T542] ? __ia32_sys_read+0x90/0x90 [ 53.684363][ T542] ? debug_smp_processor_id+0x17/0x20 [ 53.689764][ T542] __x64_sys_write+0x7b/0x90 [ 53.694547][ T542] do_syscall_64+0x34/0x70 [ 53.698956][ T542] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 53.704843][ T542] RIP: 0033:0x7f87474ea0e9 [ 53.709867][ T542] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 53.730185][ T542] RSP: 002b:00007f874743f168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 53.738933][ T542] RAX: ffffffffffffffda RBX: 00007f87475fd030 RCX: 00007f87474ea0e9 [ 53.746905][ T542] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004 [ 53.754986][ T542] RBP: 00007f874743f1d0 R08: 0000000000000000 R09: 0000000000000000 [ 53.762952][ T542] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 53.771004][ T542] R13: 00007ffe641f5edf R14: 00007f874743f300 R15: 0000000000022000 [ 53.781088][ T542] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 53.790611][ T405] ------------[ cut here ]------------ [ 53.796491][ T405] WARNING: CPU: 1 PID: 405 at fs/namespace.c:1168 mntput_no_expire+0x48a/0x6c0 [ 53.805726][ T405] Modules linked in: [ 53.810076][ T405] CPU: 1 PID: 405 Comm: syz-executor.2 Tainted: G W 5.10.110-syzkaller-00173-g07b78bf6d055 #0 [ 53.822054][ T405] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.832148][ T405] RIP: 0010:mntput_no_expire+0x48a/0x6c0 [ 53.837899][ T405] Code: 48 c7 c2 00 03 04 86 e8 04 f5 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 05 ba a2 ff e9 ea fc ff ff [ 53.859013][ T405] RSP: 0018:ffffc90000b47ba0 EFLAGS: 00010293 [ 53.865105][ T405] RAX: ffffffff81b68aaa RBX: 00000000ffffffff RCX: ffff8881067e93c0 [ 53.873254][ T405] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000 [ 53.881210][ T405] RBP: ffffc90000b47c70 R08: ffffffff81b68798 R09: 0000000000000003 [ 53.889290][ T405] R10: fffff52000168f65 R11: 1ffff92000168f64 R12: dffffc0000000000 [ 53.897593][ T405] R13: ffff888112057340 R14: ffffc90000b47c00 R15: 1ffff92000168f7c [ 53.905605][ T405] FS: 0000555555b6a400(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 53.914638][ T405] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.921293][ T405] CR2: 0000555555b73b38 CR3: 000000010c0fd000 CR4: 00000000003506a0 [ 53.929606][ T405] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.937577][ T405] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.946250][ T405] Call Trace: [ 53.949549][ T405] ? io_schedule+0x120/0x120 [ 53.954210][ T405] ? vfs_submount+0xb0/0xb0 [ 53.958710][ T405] ? shrink_dentry_list+0x4ec/0x500 [ 53.963927][ T405] namespace_unlock+0x448/0x4f0 [ 53.968861][ T405] ? umount_tree+0xf50/0xf50 [ 53.973558][ T405] ? __detach_mounts+0x670/0x670 [ 53.978509][ T405] ? selinux_umount+0xf0/0x130 [ 53.983395][ T405] path_umount+0xf03/0xfb0 [ 53.987878][ T405] ? namespace_unlock+0x4f0/0x4f0 [ 53.992909][ T405] ? user_path_at_empty+0x40/0x50 [ 53.998018][ T405] __x64_sys_umount+0x122/0x170 [ 54.002910][ T405] ? path_umount+0xfb0/0xfb0 [ 54.007581][ T405] ? debug_smp_processor_id+0x17/0x20 [ 54.013133][ T405] do_syscall_64+0x34/0x70 [ 54.017795][ T405] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 54.023767][ T405] RIP: 0033:0x7f87474eb557 [ 54.028166][ T405] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 54.048720][ T405] RSP: 002b:00007ffe641f5038 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 54.057473][ T405] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f87474eb557 [ 54.065901][ T405] RDX: 00007ffe641f5109 RSI: 000000000000000a RDI: 00007ffe641f5100 [ 54.074329][ T405] RBP: 00007ffe641f5100 R08: 00000000ffffffff R09: 00007ffe641f4ed0 [ 54.082554][ T405] R10: 0000555555b6bba3 R11: 0000000000000246 R12: 00007f87475431f8 [ 54.090644][ T405] R13: 00007ffe641f61c0 R14: 0000555555b6bb00 R15: 00007ffe641f6200 [ 54.098933][ T405] ---[ end trace 2a102412b34a7dc0 ]--- [ 54.104526][ T405] ------------[ cut here ]------------ [ 54.110030][ T405] WARNING: CPU: 0 PID: 405 at fs/namespace.c:1168 mntput_no_expire+0x48a/0x6c0 [ 54.119429][ T405] Modules linked in: [ 54.123511][ T405] CPU: 0 PID: 405 Comm: syz-executor.2 Tainted: G W 5.10.110-syzkaller-00173-g07b78bf6d055 #0 [ 54.135159][ T405] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.145413][ T405] RIP: 0010:mntput_no_expire+0x48a/0x6c0 [ 54.151066][ T405] Code: 48 c7 c2 00 03 04 86 e8 04 f5 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 05 ba a2 ff e9 ea fc ff ff [ 54.171147][ T405] RSP: 0018:ffffc90000b47ca0 EFLAGS: 00010293 [ 54.177394][ T405] RAX: ffffffff81b68aaa RBX: 00000000fffffffe RCX: ffff8881067e93c0 [ 54.185895][ T405] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000 [ 54.194294][ T405] RBP: ffffc90000b47d70 R08: ffffffff81b68798 R09: 0000000000000003 [ 54.202434][ T405] R10: fffff52000168f85 R11: 1ffff92000168f84 R12: dffffc0000000000 [ 54.210405][ T405] R13: ffff888112057340 R14: ffffc90000b47d00 R15: 1ffff92000168f9c [ 54.218574][ T405] FS: 0000555555b6a400(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 54.228103][ T405] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.235133][ T405] CR2: 00005555567c2b78 CR3: 000000010c0fd000 CR4: 00000000003506b0 [ 54.243207][ T405] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 54.251174][ T405] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 54.259300][ T405] Call Trace: [ 54.262671][ T405] ? lockref_get_or_lock+0x340/0x340 [ 54.268159][ T405] ? umount_tree+0xf50/0xf50 [ 54.272787][ C1] list_add corruption. prev->next should be next (ffff8881f735c060), but was ffff888112fd4070. (prev=ffff888112fd4070). [ 54.273278][ T405] ? vfs_submount+0xb0/0xb0 [ 54.285980][ C1] ------------[ cut here ]------------ [ 54.290530][ T405] ? dput+0x2b6/0x320 [ 54.296073][ C1] kernel BUG at lib/list_debug.c:28! [ 54.296089][ C1] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 54.296100][ C1] CPU: 1 PID: 411 Comm: syz-executor.1 Tainted: G W 5.10.110-syzkaller-00173-g07b78bf6d055 #0 [ 54.296105][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.296117][ C1] RIP: 0010:__list_add_valid+0xc6/0xd0 [ 54.296126][ C1] Code: 48 c7 c7 80 d8 43 85 4c 89 e6 4c 89 f1 31 c0 e8 8d 10 40 02 0f 0b 48 c7 c7 40 d9 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 [ 54.296132][ C1] RSP: 0018:ffffc90000160a00 EFLAGS: 00010046 [ 54.300122][ T405] path_umount+0x1fe/0xfb0 [ 54.305479][ C1] RAX: 0000000000000075 RBX: ffff8881f735c068 RCX: 87f9f65b4d447300 [ 54.305485][ C1] RDX: 0000000000000101 RSI: 0000000000000101 RDI: 0000000000000000 [ 54.305491][ C1] RBP: ffffc90000160a28 R08: ffffffff8153b2f8 R09: 0000000000000003 [ 54.305506][ C1] R10: fffff5200002c091 R11: 1ffff9200002c090 R12: ffff888112fd4070 [ 54.311587][ T405] ? namespace_unlock+0x4f0/0x4f0 [ 54.323368][ C1] R13: dffffc0000000000 R14: ffff8881f735c060 R15: ffff888112fd4070 [ 54.323379][ C1] FS: 000055555555a400(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 54.323386][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.323392][ C1] CR2: 0000555555b73b38 CR3: 000000010cd78000 CR4: 00000000003506a0 [ 54.323400][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 54.323405][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 54.323409][ C1] Call Trace: [ 54.323413][ C1] [ 54.323436][ C1] insert_work+0x107/0x330 [ 54.333788][ T405] ? user_path_at_empty+0x40/0x50 [ 54.339378][ C1] __queue_work+0x971/0xd30 [ 54.360246][ T405] __x64_sys_umount+0x122/0x170 [ 54.365664][ C1] queue_work_on+0xf2/0x150 [ 54.365676][ C1] ? wq_worker_last_func+0x50/0x50 [ 54.365685][ C1] ? __alloc_reserved_percpu+0x30/0x30 [ 54.365695][ C1] css_release+0xae/0xc0 [ 54.365705][ C1] percpu_ref_switch_to_atomic_rcu+0x5a2/0x5b0 [ 54.365713][ C1] ? percpu_ref_noop_confirm_switch+0x10/0x10 [ 54.365721][ C1] rcu_do_batch+0x4f8/0xbc0 [ 54.365731][ C1] ? local_bh_enable+0x20/0x20 [ 54.365740][ C1] ? _raw_spin_lock_irqsave+0xf8/0x210 [ 54.365750][ C1] ? lapic_next_event+0x5f/0x70 [ 54.365758][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 54.365765][ C1] ? rcu_report_qs_rnp+0x2e0/0x3b0 [ 54.365772][ C1] rcu_core+0x59b/0xe30 [ 54.365783][ C1] ? preempt_schedule_notrace_thunk+0x16/0x18 [ 54.365791][ C1] ? rcu_cpu_kthread_park+0x90/0x90 [ 54.365801][ C1] ? kvm_sched_clock_read+0x2f/0x40 [ 54.365808][ C1] ? sched_clock+0x3a/0x40 [ 54.365816][ C1] ? sched_clock_cpu+0x1b/0x3b0 [ 54.365825][ C1] ? irqtime_account_irq+0x76/0x270 [ 54.365832][ C1] rcu_core_si+0x9/0x10 [ 54.365840][ C1] __do_softirq+0x27e/0x596 [ 54.365848][ C1] asm_call_irq_on_stack+0xf/0x20 [ 54.365852][ C1] [ 54.365868][ C1] do_softirq_own_stack+0x60/0x80 [ 54.365878][ C1] __irq_exit_rcu+0x128/0x150 [ 54.365888][ C1] irq_exit_rcu+0x9/0x10 [ 54.365900][ C1] sysvec_apic_timer_interrupt+0xbf/0xe0 [ 54.365909][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 54.365920][ C1] RIP: 0010:path_init+0x175/0x1120 [ 54.365930][ C1] Code: ba ff eb 5f 49 c7 c6 c0 d5 e0 85 49 c1 ee 03 66 0f 1f 44 00 00 f3 90 48 b8 00 00 00 00 00 fc ff df 41 0f b6 04 06 84 c0 75 12 <8b> 1d 75 be 2e 04 f6 c3 01 74 26 e8 1b a1 ba ff eb d9 48 c7 c1 c0 [ 54.365935][ C1] RSP: 0018:ffffc90000e978b8 EFLAGS: 00000246 [ 54.365945][ C1] RAX: 0000000000000000 RBX: 000000000000050b RCX: ffff8881002d0000 [ 54.365950][ C1] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 54.365958][ C1] RBP: ffffc90000e97950 R08: ffffffff81b2170a R09: ffffed1022615f6b [ 54.365965][ C1] R10: ffffed1022615f6b R11: 1ffff11022615f6a R12: ffff888113143320 [ 54.365973][ C1] R13: ffffc90000e97c18 R14: 1ffffffff0bc1ab8 R15: ffffc90000e97be0 [ 54.365982][ C1] ? path_init+0x13a/0x1120 [ 54.365992][ C1] ? path_init+0x185/0x1120 [ 54.366004][ C1] path_openat+0x185/0x2fd0 [ 54.366013][ C1] ? stack_trace_save+0x12d/0x1f0 [ 54.366026][ C1] ? __kasan_slab_alloc+0xc9/0xe0 [ 54.366035][ C1] ? __kasan_slab_alloc+0xb2/0xe0 [ 54.366044][ C1] ? kmem_cache_alloc+0x16c/0x300 [ 54.366051][ C1] ? getname_flags+0xba/0x510 [ 54.366058][ C1] ? getname+0x19/0x20 [ 54.366066][ C1] ? do_sys_openat2+0xd2/0x470 [ 54.366076][ C1] ? do_syscall_64+0x34/0x70 [ 54.366085][ C1] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 54.366095][ C1] ? do_filp_open+0x440/0x440 [ 54.366116][ C1] do_filp_open+0x200/0x440 [ 54.370518][ T405] ? path_umount+0xfb0/0xfb0 [ 54.378501][ C1] ? vfs_tmpfile+0x230/0x230 [ 54.378515][ C1] ? get_unused_fd_flags+0x95/0xa0 [ 54.378524][ C1] do_sys_openat2+0x13b/0x470 [ 54.378545][ C1] ? __run_hrtimer+0x6a0/0x6a0 [ 54.386795][ T405] ? debug_smp_processor_id+0x17/0x20 [ 54.395036][ C1] ? do_sys_open+0x220/0x220 [ 54.395047][ C1] ? get_timespec64+0x18a/0x260 [ 54.395057][ C1] __x64_sys_openat+0x243/0x290 [ 54.395078][ C1] ? __ia32_sys_open+0x270/0x270 [ 54.403235][ T405] do_syscall_64+0x34/0x70 [ 54.408210][ C1] do_syscall_64+0x34/0x70 [ 54.416270][ T405] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 54.425152][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 54.425161][ C1] RIP: 0033:0x7f5c66948c28 [ 54.425174][ C1] Code: 24 18 31 c0 41 83 e2 40 75 40 89 f0 25 00 00 41 00 3d 00 00 41 00 74 32 44 89 c2 4c 89 ce bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 40 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 54.425180][ C1] RSP: 002b:00007fffc2a1ac00 EFLAGS: 00000287 ORIG_RAX: 0000000000000101 [ 54.431753][ T405] RIP: 0033:0x7f87474eb557 [ 54.439879][ C1] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f5c66948c28 [ 54.439887][ C1] RDX: 0000000000090800 RSI: 00007f5c669a229c RDI: 00000000ffffff9c [ 54.439892][ C1] RBP: 00007fffc2a1accc R08: 0000000000090800 R09: 00007f5c669a229c [ 54.439898][ C1] R10: 0000000000000000 R11: 0000000000000287 R12: 0000000000000000 [ 54.439904][ C1] R13: 000000000000c868 R14: 0000000000000006 R15: 00007fffc2a1ad30 [ 54.439912][ C1] Modules linked in: [ 54.439933][ C1] ---[ end trace 2a102412b34a7dc1 ]--- [ 54.448414][ T405] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 54.456600][ C1] RIP: 0010:__list_add_valid+0xc6/0xd0 [ 54.456618][ C1] Code: 48 c7 c7 80 d8 43 85 4c 89 e6 4c 89 f1 31 c0 e8 8d 10 40 02 0f 0b 48 c7 c7 40 d9 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 [ 54.460054][ T405] RSP: 002b:00007ffe641f5038 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 54.462906][ C1] RSP: 0018:ffffc90000160a00 EFLAGS: 00010046 [ 54.462918][ C1] RAX: 0000000000000075 RBX: ffff8881f735c068 RCX: 87f9f65b4d447300 [ 54.462924][ C1] RDX: 0000000000000101 RSI: 0000000000000101 RDI: 0000000000000000 [ 54.462930][ C1] RBP: ffffc90000160a28 R08: ffffffff8153b2f8 R09: 0000000000000003 [ 54.462937][ C1] R10: fffff5200002c091 R11: 1ffff9200002c090 R12: ffff888112fd4070 [ 54.462954][ C1] R13: dffffc0000000000 R14: ffff8881f735c060 R15: ffff888112fd4070 [ 54.467432][ T405] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f87474eb557 [ 54.472439][ C1] FS: 000055555555a400(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 54.477126][ T405] RDX: 00007ffe641f5109 RSI: 000000000000000a RDI: 00007ffe641f5100 [ 54.482026][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.482045][ C1] CR2: 0000555555b73b38 CR3: 000000010cd78000 CR4: 00000000003506a0 [ 54.486651][ T405] RBP: 00007ffe641f5100 R08: 00000000ffffffff R09: 00007ffe641f4ed0 [ 54.491882][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 54.497505][ T405] R10: 0000555555b6bba3 R11: 0000000000000246 R12: 00007f87475431f8 [ 54.501910][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 54.508105][ T405] R13: 00007ffe641f61c0 R14: 0000555555b6bb00 R15: 00007ffe641f6200 [ 54.514466][ C1] Kernel panic - not syncing: Fatal exception in interrupt [ 54.514736][ C1] Kernel Offset: disabled [ 55.145163][ C1] Rebooting in 86400 seconds..