Warning: Permanently added '10.128.1.93' (ECDSA) to the list of known hosts. 2022/04/19 13:44:39 parsed 1 programs [ 28.511714][ T23] kauditd_printk_skb: 65 callbacks suppressed [ 28.511720][ T23] audit: type=1400 audit(1650375879.880:148): avc: denied { mounton } for pid=413 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 [ 28.518153][ T413] cgroup: Unknown subsys name 'net' [ 28.546529][ T413] cgroup: Unknown subsys name 'devices' [ 28.552835][ T413] cgroup: Unknown subsys name 'hugetlb' 2022/04/19 13:44:39 executed programs: 0 [ 28.558432][ T413] cgroup: Unknown subsys name 'rlimit' [ 28.564714][ T23] audit: type=1400 audit(1650375879.930:149): avc: denied { mounton } for pid=413 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 [ 28.637049][ T23] audit: type=1400 audit(1650375879.930:150): avc: denied { mount } for pid=413 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 [ 28.668566][ T23] audit: type=1400 audit(1650375879.960:151): avc: denied { mounton } for pid=421 comm="syz-executor.1" path="/sys/fs/fuse/connections" dev="fusectl" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=dir permissive=1 [ 28.676207][ T421] bridge0: port 1(bridge_slave_0) entered blocking state [ 28.692533][ T23] audit: type=1400 audit(1650375879.960:152): avc: denied { module_request } for pid=421 comm="syz-executor.1" kmod="netdev-nr1" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 28.700893][ T421] bridge0: port 1(bridge_slave_0) entered disabled state [ 28.728895][ T421] device bridge_slave_0 entered promiscuous mode [ 28.736499][ T421] bridge0: port 2(bridge_slave_1) entered blocking state [ 28.743676][ T421] bridge0: port 2(bridge_slave_1) entered disabled state [ 28.751333][ T421] device bridge_slave_1 entered promiscuous mode [ 28.792270][ T419] bridge0: port 1(bridge_slave_0) entered blocking state [ 28.801370][ T419] bridge0: port 1(bridge_slave_0) entered disabled state [ 28.810777][ T419] device bridge_slave_0 entered promiscuous mode [ 28.820403][ T419] bridge0: port 2(bridge_slave_1) entered blocking state [ 28.828486][ T419] bridge0: port 2(bridge_slave_1) entered disabled state [ 28.836228][ T419] device bridge_slave_1 entered promiscuous mode [ 28.885508][ T424] bridge0: port 1(bridge_slave_0) entered blocking state [ 28.892797][ T424] bridge0: port 1(bridge_slave_0) entered disabled state [ 28.900346][ T424] device bridge_slave_0 entered promiscuous mode [ 28.929361][ T424] bridge0: port 2(bridge_slave_1) entered blocking state [ 28.936401][ T424] bridge0: port 2(bridge_slave_1) entered disabled state [ 28.943756][ T424] device bridge_slave_1 entered promiscuous mode [ 28.956532][ T421] bridge0: port 2(bridge_slave_1) entered blocking state [ 28.963592][ T421] bridge0: port 2(bridge_slave_1) entered forwarding state [ 28.970888][ T421] bridge0: port 1(bridge_slave_0) entered blocking state [ 28.977940][ T421] bridge0: port 1(bridge_slave_0) entered forwarding state [ 29.005595][ T429] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.012757][ T429] bridge0: port 1(bridge_slave_0) entered disabled state [ 29.020553][ T429] device bridge_slave_0 entered promiscuous mode [ 29.033618][ T430] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.040812][ T430] bridge0: port 1(bridge_slave_0) entered disabled state [ 29.048143][ T430] device bridge_slave_0 entered promiscuous mode [ 29.056693][ T430] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.063790][ T430] bridge0: port 2(bridge_slave_1) entered disabled state [ 29.071144][ T430] device bridge_slave_1 entered promiscuous mode [ 29.093448][ T429] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.100497][ T429] bridge0: port 2(bridge_slave_1) entered disabled state [ 29.107741][ T429] device bridge_slave_1 entered promiscuous mode [ 29.114425][ T428] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.121639][ T428] bridge0: port 1(bridge_slave_0) entered disabled state [ 29.129105][ T428] device bridge_slave_0 entered promiscuous mode [ 29.137242][ T419] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.144286][ T419] bridge0: port 2(bridge_slave_1) entered forwarding state [ 29.151791][ T419] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.158811][ T419] bridge0: port 1(bridge_slave_0) entered forwarding state [ 29.173543][ T428] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.180576][ T428] bridge0: port 2(bridge_slave_1) entered disabled state [ 29.187873][ T428] device bridge_slave_1 entered promiscuous mode [ 29.254426][ T424] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.261562][ T424] bridge0: port 2(bridge_slave_1) entered forwarding state [ 29.268815][ T424] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.275823][ T424] bridge0: port 1(bridge_slave_0) entered forwarding state [ 29.291646][ T5] bridge0: port 1(bridge_slave_0) entered disabled state [ 29.299073][ T5] bridge0: port 2(bridge_slave_1) entered disabled state [ 29.306277][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 29.314064][ T5] bridge0: port 1(bridge_slave_0) entered disabled state [ 29.321489][ T5] bridge0: port 2(bridge_slave_1) entered disabled state [ 29.329119][ T5] bridge0: port 1(bridge_slave_0) entered disabled state [ 29.336217][ T5] bridge0: port 2(bridge_slave_1) entered disabled state [ 29.344502][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 29.351869][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 29.366422][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 29.374670][ T19] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.381688][ T19] bridge0: port 1(bridge_slave_0) entered forwarding state [ 29.389077][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 29.397136][ T19] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.404157][ T19] bridge0: port 2(bridge_slave_1) entered forwarding state [ 29.425895][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 29.433784][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 29.453089][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 29.461431][ T103] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.468425][ T103] bridge0: port 1(bridge_slave_0) entered forwarding state [ 29.476529][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 29.484844][ T103] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.491954][ T103] bridge0: port 2(bridge_slave_1) entered forwarding state [ 29.512667][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 29.520959][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 29.530184][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 29.538334][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 29.546045][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 29.554322][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 29.572401][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 29.579987][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 29.587788][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 29.595710][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 29.604149][ T103] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.611171][ T103] bridge0: port 1(bridge_slave_0) entered forwarding state [ 29.618738][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 29.626919][ T103] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.633946][ T103] bridge0: port 1(bridge_slave_0) entered forwarding state [ 29.641270][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 29.658895][ T391] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 29.669902][ T23] audit: type=1400 audit(1650375881.040:153): avc: denied { mount } for pid=419 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 [ 29.705110][ T23] audit: type=1400 audit(1650375881.070:154): avc: denied { ioctl } for pid=446 comm="syz-executor.0" path="/dev/loop-control" dev="devtmpfs" ino=114 ioctlcmd=0x4c80 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 29.717612][ T447] udevd[447]: inotify_add_watch(7, /dev/loop0, 10) failed: No such file or directory [ 29.742774][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 29.751114][ T103] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.758147][ T103] bridge0: port 2(bridge_slave_1) entered forwarding state [ 29.760084][ T451] FAULT_INJECTION: forcing a failure. [ 29.760084][ T451] name failslab, interval 1, probability 0, space 0, times 1 [ 29.766811][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 29.779039][ T451] CPU: 0 PID: 451 Comm: syz-executor.0 Not tainted 5.10.101-syzkaller-00009-g0dcfc2c03655 #0 [ 29.787910][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 29.796407][ T451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 29.796411][ T451] Call Trace: [ 29.796428][ T451] dump_stack_lvl+0x1e2/0x24b [ 29.796436][ T451] ? panic+0x7d7/0x7d7 [ 29.796445][ T451] ? bfq_pos_tree_add_move+0x43e/0x43e [ 29.796454][ T451] ? _raw_spin_lock_bh+0xa3/0x1b0 [ 29.796462][ T451] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 29.796471][ T451] dump_stack+0x15/0x17 [ 29.796479][ T451] should_fail+0x3c0/0x510 [ 29.796487][ T451] ? kobj_map+0x72/0x6f0 [ 29.796496][ T451] __should_failslab+0x9f/0xe0 [ 29.796505][ T451] should_failslab+0x9/0x20 [ 29.796514][ T451] __kmalloc+0x60/0x360 [ 29.796532][ T451] ? __device_add_disk+0x536/0x11d0 [ 29.805899][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 29.815618][ T451] kobj_map+0x72/0x6f0 [ 29.815631][ T451] ? exact_match+0x20/0x20 [ 29.815638][ T451] ? bdev_check_media_change+0x4c0/0x4c0 [ 29.815647][ T451] __device_add_disk+0x663/0x11d0 [ 29.815662][ T451] ? device_add_disk+0x40/0x40 [ 29.819628][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 29.823758][ T451] ? loop_add+0x3d0/0x760 [ 29.823774][ T451] ? vsprintf+0x40/0x40 [ 29.827951][ T103] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.833360][ T451] device_add_disk+0x2a/0x40 [ 29.833369][ T451] loop_add+0x58f/0x760 [ 29.833378][ T451] loop_control_ioctl+0x564/0x740 [ 29.833386][ T451] ? loop_remove+0xb0/0xb0 [ 29.833395][ T451] ? __fget_files+0x39e/0x3d0 [ 29.833410][ T451] ? security_file_ioctl+0xb1/0xd0 [ 29.838407][ T103] bridge0: port 2(bridge_slave_1) entered forwarding state [ 29.843572][ T451] ? loop_remove+0xb0/0xb0 [ 29.843582][ T451] __se_sys_ioctl+0x115/0x190 [ 29.843596][ T451] __x64_sys_ioctl+0x7b/0x90 [ 29.849402][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 29.852130][ T451] do_syscall_64+0x34/0x70 [ 29.856538][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 29.861177][ T451] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 29.861185][ T451] RIP: 0033:0x7f7505d620e9 [ 29.861195][ 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 [ 29.861201][ T451] RSP: 002b:00007f7505cd8168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 29.861212][ T451] RAX: ffffffffffffffda RBX: 00007f7505e74f60 RCX: 00007f7505d620e9 [ 29.861218][ T451] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 29.861224][ T451] RBP: 00007f7505cd81d0 R08: 0000000000000000 R09: 0000000000000000 [ 29.861229][ T451] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 29.861246][ T451] R13: 00007ffe755ec5af R14: 00007f7505cd8300 R15: 0000000000022000 [ 29.866650][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 30.086224][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 30.094404][ T103] bridge0: port 1(bridge_slave_0) entered blocking state [ 30.101425][ T103] bridge0: port 1(bridge_slave_0) entered forwarding state [ 30.108905][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 30.116237][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 30.123713][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 30.132142][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 30.140224][ T103] bridge0: port 1(bridge_slave_0) entered blocking state [ 30.147219][ T103] bridge0: port 1(bridge_slave_0) entered forwarding state [ 30.154920][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 30.163311][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 30.171470][ T103] bridge0: port 2(bridge_slave_1) entered blocking state [ 30.178475][ T103] bridge0: port 2(bridge_slave_1) entered forwarding state [ 30.186021][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 30.193924][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 30.201778][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 30.209986][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 30.218184][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 30.226543][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 30.234899][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 30.243551][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 30.251956][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 30.260498][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 30.269145][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 30.277010][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 30.285200][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 30.292903][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 30.315043][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 30.321946][ T456] FAULT_INJECTION: forcing a failure. [ 30.321946][ T456] name failslab, interval 1, probability 0, space 0, times 0 [ 30.324353][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 30.335821][ T456] CPU: 1 PID: 456 Comm: syz-executor.0 Not tainted 5.10.101-syzkaller-00009-g0dcfc2c03655 #0 [ 30.344203][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 30.354025][ T456] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 30.354029][ T456] Call Trace: [ 30.354043][ T456] dump_stack_lvl+0x1e2/0x24b [ 30.354059][ T456] ? bfq_pos_tree_add_move+0x43e/0x43e [ 30.361062][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 30.371168][ T456] dump_stack+0x15/0x17 [ 30.371177][ T456] should_fail+0x3c0/0x510 [ 30.371193][ T456] ? __kernfs_new_node+0x99/0x6e0 [ 30.375148][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 30.379101][ T456] __should_failslab+0x9f/0xe0 [ 30.379117][ T456] should_failslab+0x9/0x20 [ 30.384767][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 30.391716][ T456] __kmalloc_track_caller+0x5f/0x350 [ 30.391726][ T456] ? __kernel_text_address+0x9a/0x110 [ 30.391736][ T456] ? unwind_get_return_address+0x4c/0x90 [ 30.391752][ T456] kstrdup_const+0x55/0x90 [ 30.396543][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 30.400356][ T456] __kernfs_new_node+0x99/0x6e0 [ 30.400365][ T456] ? stack_trace_save+0x12d/0x1f0 [ 30.400379][ T456] ? kernfs_new_node+0x170/0x170 [ 30.405948][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 30.413262][ T456] ? stack_trace_snprint+0x100/0x100 [ 30.413273][ T456] ? stack_depot_save+0x433/0x4a0 [ 30.413289][ T456] ? device_add+0xbe/0xbd0 [ 30.418452][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 30.422496][ T456] kernfs_create_dir_ns+0x9b/0x230 [ 30.422506][ T456] sysfs_create_dir_ns+0x181/0x390 [ 30.422522][ T456] ? sysfs_warn_dup+0xa0/0xa0 [ 30.430640][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 30.435476][ T456] kobject_add_internal+0x766/0xda0 [ 30.441172][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 30.446429][ T456] kobject_add+0x14c/0x210 [ 30.451150][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 30.458598][ T456] ? _raw_spin_lock+0xa3/0x1b0 [ 30.458609][ T456] ? kobject_init+0x1e0/0x1e0 [ 30.458626][ T456] ? __kasan_check_write+0x14/0x20 [ 30.463847][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 30.468440][ T456] ? mutex_unlock+0x1d/0x40 [ 30.473666][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 30.481028][ T456] ? get_device_parent+0x2c5/0x430 [ 30.481037][ T456] device_add+0x3ca/0xbd0 [ 30.481047][ T456] __device_add_disk+0x77d/0x11d0 [ 30.481062][ T456] ? device_add_disk+0x40/0x40 [ 30.486830][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 30.491317][ T456] ? vsprintf+0x40/0x40 [ 30.491328][ T456] device_add_disk+0x2a/0x40 [ 30.491344][ T456] loop_add+0x58f/0x760 [ 30.496149][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 30.503503][ T456] loop_control_ioctl+0x564/0x740 [ 30.503512][ T456] ? loop_remove+0xb0/0xb0 [ 30.503528][ T456] ? __fget_files+0x39e/0x3d0 [ 30.646658][ T456] ? security_file_ioctl+0xb1/0xd0 [ 30.651742][ T456] ? loop_remove+0xb0/0xb0 [ 30.656137][ T456] __se_sys_ioctl+0x115/0x190 [ 30.660793][ T456] __x64_sys_ioctl+0x7b/0x90 [ 30.665363][ T456] do_syscall_64+0x34/0x70 [ 30.669751][ T456] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 30.675623][ T456] RIP: 0033:0x7f7505d620e9 [ 30.680009][ T456] 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 [ 30.699582][ T456] RSP: 002b:00007f7505cd8168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 30.707964][ T456] RAX: ffffffffffffffda RBX: 00007f7505e74f60 RCX: 00007f7505d620e9 [ 30.715917][ T456] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 30.723862][ T456] RBP: 00007f7505cd81d0 R08: 0000000000000000 R09: 0000000000000000 [ 30.731894][ T456] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 30.739836][ T456] R13: 00007ffe755ec5af R14: 00007f7505cd8300 R15: 0000000000022000 [ 30.750227][ T23] audit: type=1400 audit(1650375882.120:155): avc: denied { append } for pid=144 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 [ 30.752428][ T456] kobject_add_internal failed for loop0 (error: -12 parent: block) [ 30.782810][ T456] kobject_add_internal failed for queue (error: -2 parent: loop0) [ 30.793819][ T456] ------------[ cut here ]------------ [ 30.808709][ T456] WARNING: CPU: 0 PID: 456 at fs/sysfs/file.c:328 sysfs_create_files+0x215/0x4a0 [ 30.817914][ T23] audit: type=1400 audit(1650375882.120:156): avc: denied { open } for pid=144 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 [ 30.818232][ T456] Modules linked in: [ 30.841399][ T23] audit: type=1400 audit(1650375882.120:157): avc: denied { getattr } for pid=144 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 [ 30.869378][ T456] [ 30.869728][ T391] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 30.871877][ T456] CPU: 1 PID: 456 Comm: syz-executor.0 Not tainted 5.10.101-syzkaller-00009-g0dcfc2c03655 #0 [ 30.880481][ T391] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 30.890786][ T456] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 30.898323][ T391] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 30.909248][ T456] RIP: 0010:sysfs_create_files+0x215/0x4a0 [ 30.917728][ T391] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 30.922621][ T456] Code: 24 04 48 b9 00 00 00 00 00 fc ff df 48 8b 54 24 08 4c 8b 74 24 20 eb 2b 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 e8 7b 02 9b ff <0f> 0b c7 44 24 04 ea ff ff ff 48 b9 00 00 00 00 00 fc ff df 48 8b [ 30.931111][ T391] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 30.950629][ T456] RSP: 0018:ffffc90001097ae0 EFLAGS: 00010293 [ 30.958825][ T391] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 30.964901][ T456] RAX: ffffffff81d1ae81 RBX: ffff8881216d8098 RCX: ffff88810b3f3b40 [ 30.972879][ T391] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 30.981061][ T456] RDX: 0000000000000000 RSI: ffffffff86138e00 RDI: ffff8881216d8068 [ 30.989153][ T391] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 30.997155][ T456] RBP: ffffc90001097bb0 R08: ffffffff826b6428 R09: ffffed10214fb244 [ 31.005489][ T391] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 31.013430][ T456] R10: ffffed10214fb244 R11: 1ffff110214fb243 R12: 0000000000000000 [ 31.021501][ T391] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 31.029500][ T456] R13: ffffffff8542eee0 R14: ffff8881216d8068 R15: ffffffff86138e00 [ 31.037587][ T391] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 31.045614][ T456] FS: 00007f7505cd8700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 31.062538][ T456] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.073065][ T456] CR2: 00007f7505cb7718 CR3: 000000010f886000 CR4: 00000000003506a0 [ 31.082235][ T391] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 31.082914][ T456] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 31.090854][ T391] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 31.098416][ T456] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 31.107306][ T391] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 31.115032][ T456] Call Trace: [ 31.123768][ T391] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 31.126047][ T456] ? sysfs_create_file_ns+0x2a0/0x2a0 [ 31.134142][ T391] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 31.139419][ T456] ? __kasan_check_write+0x14/0x20 [ 31.147511][ T391] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 31.152449][ T456] ? kobject_get+0xd2/0x120 [ 31.165307][ T456] __device_add_disk+0x9cb/0x11d0 [ 31.168842][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 31.170583][ T456] ? device_add_disk+0x40/0x40 [ 31.178855][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 31.183373][ T456] ? vsprintf+0x40/0x40 [ 31.191875][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 31.195453][ T456] device_add_disk+0x2a/0x40 [ 31.204071][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 31.207684][ T456] loop_add+0x58f/0x760 [ 31.220178][ T456] loop_control_ioctl+0x564/0x740 [ 31.225292][ T456] ? loop_remove+0xb0/0xb0 [ 31.236864][ T456] ? __fget_files+0x39e/0x3d0 [ 31.237734][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 31.241639][ T456] ? security_file_ioctl+0xb1/0xd0 [ 31.250276][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 31.254630][ T456] ? loop_remove+0xb0/0xb0 [ 31.264526][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 31.267518][ T456] __se_sys_ioctl+0x115/0x190 [ 31.275827][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 31.280387][ T456] __x64_sys_ioctl+0x7b/0x90 [ 31.280396][ T456] do_syscall_64+0x34/0x70 [ 31.280406][ T456] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 31.280414][ T456] RIP: 0033:0x7f7505d620e9 [ 31.280437][ T456] 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 [ 31.289084][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 31.292900][ T456] RSP: 002b:00007f7505cd8168 EFLAGS: 00000246 [ 31.297447][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 31.303455][ T456] ORIG_RAX: 0000000000000010 [ 31.358429][ T456] RAX: ffffffffffffffda RBX: 00007f7505e74f60 RCX: 00007f7505d620e9 [ 31.368016][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 31.368778][ T456] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 31.376213][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 31.384443][ T456] RBP: 00007f7505cd81d0 R08: 0000000000000000 R09: 0000000000000000 [ 31.393033][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 31.400986][ T456] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 31.409482][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 31.417389][ T456] R13: 00007ffe755ec5af R14: 00007f7505cd8300 R15: 0000000000022000 [ 31.425815][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 31.433542][ T456] ---[ end trace da48805da5d43765 ]--- [ 31.441639][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 31.447054][ T456] ------------[ cut here ]------------ [ 31.460720][ T456] kernfs: can not remove 'events', no directory [ 31.467348][ T456] WARNING: CPU: 1 PID: 456 at fs/kernfs/dir.c:1508 kernfs_remove_by_name_ns+0x65/0x90 [ 31.477627][ T456] Modules linked in: [ 31.483539][ T456] CPU: 1 PID: 456 Comm: syz-executor.0 Tainted: G W 5.10.101-syzkaller-00009-g0dcfc2c03655 #0 [ 31.496323][ T456] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 31.506802][ T456] RIP: 0010:kernfs_remove_by_name_ns+0x65/0x90 [ 31.513108][ T456] Code: 48 89 c3 e8 cd 60 9b ff 48 89 df e8 c5 ee ff ff 31 db eb 29 e8 bc 60 9b ff 48 c7 c7 00 fb 2c 85 4c 89 fe 31 c0 e8 ab b0 6d ff <0f> 0b bb fe ff ff ff eb 16 e8 9d 60 9b ff bb fe ff ff ff 48 c7 c7 [ 31.533400][ T456] RSP: 0018:ffffc90001097ab8 EFLAGS: 00010246 [ 31.539916][ T456] RAX: 6889b44482317200 RBX: 0000000000000000 RCX: ffff88810b3f3b40 [ 31.547912][ T456] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 31.556002][ T456] RBP: ffffc90001097ad0 R08: ffffffff8153b448 R09: ffffed103ee64e83 [ 31.564409][ T456] R10: ffffed103ee64e83 R11: 1ffff1103ee64e82 R12: ffffffff86138e00 [ 31.572482][ T456] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff8542eec0 [ 31.580515][ T456] FS: 00007f7505cd8700(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 31.589570][ T456] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.596132][ T456] CR2: 00007f33808b5228 CR3: 000000010f886000 CR4: 00000000003506b0 [ 31.604139][ T456] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 31.612155][ T456] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 31.620631][ T456] Call Trace: [ 31.623908][ T456] sysfs_create_files+0x40a/0x4a0 [ 31.629044][ T456] ? sysfs_create_file_ns+0x2a0/0x2a0 [ 31.634417][ T456] ? __kasan_check_write+0x14/0x20 [ 31.639557][ T456] ? kobject_get+0xd2/0x120 [ 31.644045][ T456] __device_add_disk+0x9cb/0x11d0 [ 31.649185][ T456] ? device_add_disk+0x40/0x40 [ 31.653932][ T456] ? vsprintf+0x40/0x40 [ 31.658060][ T456] device_add_disk+0x2a/0x40 [ 31.662747][ T456] loop_add+0x58f/0x760 [ 31.666894][ T456] loop_control_ioctl+0x564/0x740 [ 31.672090][ T456] ? loop_remove+0xb0/0xb0 [ 31.676573][ T456] ? __fget_files+0x39e/0x3d0 [ 31.681344][ T456] ? security_file_ioctl+0xb1/0xd0 [ 31.686540][ T456] ? loop_remove+0xb0/0xb0 [ 31.690974][ T456] __se_sys_ioctl+0x115/0x190 [ 31.695635][ T456] __x64_sys_ioctl+0x7b/0x90 [ 31.700691][ T456] do_syscall_64+0x34/0x70 [ 31.705095][ T456] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 31.711127][ T456] RIP: 0033:0x7f7505d620e9 [ 31.715532][ T456] 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 [ 31.735598][ T456] RSP: 002b:00007f7505cd8168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 31.744022][ T456] RAX: ffffffffffffffda RBX: 00007f7505e74f60 RCX: 00007f7505d620e9 [ 31.752184][ T456] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 31.760275][ T456] RBP: 00007f7505cd81d0 R08: 0000000000000000 R09: 0000000000000000 [ 31.768234][ T456] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 31.776354][ T456] R13: 00007ffe755ec5af R14: 00007f7505cd8300 R15: 0000000000022000 [ 31.785030][ T456] ---[ end trace da48805da5d43766 ]--- [ 31.790516][ T456] loop0: failed to create sysfs files for events [ 31.801363][ T460] ------------[ cut here ]------------ [ 31.806874][ T460] kernfs: can not remove 'events', no directory [ 31.813483][ T460] WARNING: CPU: 1 PID: 460 at fs/kernfs/dir.c:1508 kernfs_remove_by_name_ns+0x65/0x90 [ 31.823293][ T460] Modules linked in: [ 31.827197][ T460] CPU: 1 PID: 460 Comm: syz-executor.5 Tainted: G W 5.10.101-syzkaller-00009-g0dcfc2c03655 #0 [ 31.839063][ T460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 31.849340][ T460] RIP: 0010:kernfs_remove_by_name_ns+0x65/0x90 [ 31.855926][ T460] Code: 48 89 c3 e8 cd 60 9b ff 48 89 df e8 c5 ee ff ff 31 db eb 29 e8 bc 60 9b ff 48 c7 c7 00 fb 2c 85 4c 89 fe 31 c0 e8 ab b0 6d ff <0f> 0b bb fe ff ff ff eb 16 e8 9d 60 9b ff bb fe ff ff ff 48 c7 c7 [ 31.876303][ T460] RSP: 0018:ffffc90001097bf8 EFLAGS: 00010246 [ 31.882649][ T460] RAX: 90ee6f34aec2ee00 RBX: 0000000000000000 RCX: ffff88810da762c0 [ 31.890690][ T460] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 31.899091][ T460] RBP: ffffc90001097c10 R08: ffffffff8153b448 R09: ffffed103ee6a5d8 [ 31.907055][ T460] R10: ffffed103ee6a5d8 R11: 1ffff1103ee6a5d7 R12: 0000000000000000 [ 31.915094][ T460] R13: ffffffff86138e00 R14: 0000000000000000 R15: ffffffff8542eec0 [ 31.923069][ T460] FS: 00007f6497a13700(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 31.932033][ T460] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.939142][ T460] CR2: 00007fa5ff8ab718 CR3: 000000010f764000 CR4: 00000000003506b0 [ 31.947102][ T460] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 31.955107][ T460] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 31.963090][ T460] Call Trace: [ 31.966357][ T460] sysfs_remove_files+0xab/0x110 [ 31.971454][ T460] del_gendisk+0x278/0xe20 [ 31.975859][ T460] ? device_add_disk_no_queue_reg+0x30/0x30 [ 31.981906][ T460] ? __radix_tree_delete+0x2ba/0x380 [ 31.987181][ T460] ? radix_tree_delete_item+0x261/0x360 [ 31.992791][ T460] loop_remove+0x46/0xb0 [ 31.997029][ T460] loop_control_ioctl+0x67f/0x740 [ 32.002082][ T460] ? loop_remove+0xb0/0xb0 [ 32.006483][ T460] ? __fget_files+0x39e/0x3d0 [ 32.011170][ T460] ? security_file_ioctl+0xb1/0xd0 [ 32.016303][ T460] ? loop_remove+0xb0/0xb0 [ 32.021117][ T460] __se_sys_ioctl+0x115/0x190 [ 32.025781][ T460] __x64_sys_ioctl+0x7b/0x90 [ 32.030863][ T460] do_syscall_64+0x34/0x70 [ 32.035278][ T460] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 32.041349][ T460] RIP: 0033:0x7f6497a9d0e9 [ 32.045786][ 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 [ 32.065603][ T460] RSP: 002b:00007f6497a13168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 32.074049][ T460] RAX: ffffffffffffffda RBX: 00007f6497baff60 RCX: 00007f6497a9d0e9 [ 32.082067][ T460] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000004 [ 32.090074][ T460] RBP: 00007f6497af708d R08: 0000000000000000 R09: 0000000000000000 [ 32.098045][ T460] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 32.106199][ T460] R13: 00007ffdca8dce8f R14: 00007f6497a13300 R15: 0000000000022000 [ 32.114989][ T460] ---[ end trace da48805da5d43767 ]--- [ 32.120634][ T460] ------------[ cut here ]------------ [ 32.126129][ T460] kernfs: can not remove 'events_async', no directory [ 32.133193][ T460] WARNING: CPU: 1 PID: 460 at fs/kernfs/dir.c:1508 kernfs_remove_by_name_ns+0x65/0x90 [ 32.142867][ T460] Modules linked in: [ 32.146795][ T460] CPU: 1 PID: 460 Comm: syz-executor.5 Tainted: G W 5.10.101-syzkaller-00009-g0dcfc2c03655 #0 [ 32.158488][ T460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 32.168704][ T460] RIP: 0010:kernfs_remove_by_name_ns+0x65/0x90 [ 32.174947][ T460] Code: 48 89 c3 e8 cd 60 9b ff 48 89 df e8 c5 ee ff ff 31 db eb 29 e8 bc 60 9b ff 48 c7 c7 00 fb 2c 85 4c 89 fe 31 c0 e8 ab b0 6d ff <0f> 0b bb fe ff ff ff eb 16 e8 9d 60 9b ff bb fe ff ff ff 48 c7 c7 [ 32.194778][ T460] RSP: 0018:ffffc90001097bf8 EFLAGS: 00010246 [ 32.201045][ T460] RAX: 90ee6f34aec2ee00 RBX: 0000000000000000 RCX: ffff88810da762c0 [ 32.209316][ T460] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 32.217339][ T460] RBP: ffffc90001097c10 R08: ffffffff8153b448 R09: ffffed103ee6a5d8 [ 32.225579][ T460] R10: ffffed103ee6a5d8 R11: 1ffff1103ee6a5d7 R12: 0000000000000000 [ 32.233946][ T460] R13: ffffffff86138e00 R14: 0000000000000000 R15: ffffffff8542efa0 [ 32.242066][ T460] FS: 00007f6497a13700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 32.251220][ T460] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.257995][ T460] CR2: 00007f7505cb7718 CR3: 000000010f764000 CR4: 00000000003506a0 [ 32.266181][ T460] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 32.274802][ T460] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 32.283049][ T460] Call Trace: [ 32.286487][ T460] sysfs_remove_files+0xab/0x110 [ 32.291503][ T460] del_gendisk+0x278/0xe20 [ 32.295963][ T460] ? device_add_disk_no_queue_reg+0x30/0x30 [ 32.301924][ T460] ? __radix_tree_delete+0x2ba/0x380 [ 32.307247][ T460] ? radix_tree_delete_item+0x261/0x360 [ 32.312887][ T460] loop_remove+0x46/0xb0 [ 32.317185][ T460] loop_control_ioctl+0x67f/0x740 [ 32.322399][ T460] ? loop_remove+0xb0/0xb0 [ 32.326883][ T460] ? __fget_files+0x39e/0x3d0 [ 32.331819][ T460] ? security_file_ioctl+0xb1/0xd0 [ 32.336912][ T460] ? loop_remove+0xb0/0xb0 [ 32.341682][ T460] __se_sys_ioctl+0x115/0x190 [ 32.346344][ T460] __x64_sys_ioctl+0x7b/0x90 [ 32.351057][ T460] do_syscall_64+0x34/0x70 [ 32.355525][ T460] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 32.361717][ T460] RIP: 0033:0x7f6497a9d0e9 [ 32.366208][ 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 [ 32.386003][ T460] RSP: 002b:00007f6497a13168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 32.394560][ T460] RAX: ffffffffffffffda RBX: 00007f6497baff60 RCX: 00007f6497a9d0e9 [ 32.402729][ T460] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000004 [ 32.411011][ T460] RBP: 00007f6497af708d R08: 0000000000000000 R09: 0000000000000000 [ 32.419549][ T460] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 32.427526][ T460] R13: 00007ffdca8dce8f R14: 00007f6497a13300 R15: 0000000000022000 [ 32.435631][ T460] ---[ end trace da48805da5d43768 ]--- [ 32.441155][ T460] ------------[ cut here ]------------ [ 32.446588][ T460] kernfs: can not remove 'events_poll_msecs', no directory [ 32.453868][ T460] WARNING: CPU: 1 PID: 460 at fs/kernfs/dir.c:1508 kernfs_remove_by_name_ns+0x65/0x90 [ 32.463500][ T460] Modules linked in: [ 32.467378][ T460] CPU: 1 PID: 460 Comm: syz-executor.5 Tainted: G W 5.10.101-syzkaller-00009-g0dcfc2c03655 #0 [ 32.479190][ T460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 32.489293][ T460] RIP: 0010:kernfs_remove_by_name_ns+0x65/0x90 [ 32.495432][ T460] Code: 48 89 c3 e8 cd 60 9b ff 48 89 df e8 c5 ee ff ff 31 db eb 29 e8 bc 60 9b ff 48 c7 c7 00 fb 2c 85 4c 89 fe 31 c0 e8 ab b0 6d ff <0f> 0b bb fe ff ff ff eb 16 e8 9d 60 9b ff bb fe ff ff ff 48 c7 c7 [ 32.516316][ T460] RSP: 0018:ffffc90001097bf8 EFLAGS: 00010246 [ 32.522566][ T460] RAX: 90ee6f34aec2ee00 RBX: 0000000000000000 RCX: ffff88810da762c0 [ 32.530719][ T460] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 32.538765][ T460] RBP: ffffc90001097c10 R08: ffffffff8153b448 R09: fffff52000212ea5 [ 32.546729][ T460] R10: fffff52000212ea5 R11: 1ffff92000212ea4 R12: 0000000000000000 [ 32.555093][ T460] R13: ffffffff86138e00 R14: 0000000000000000 R15: ffffffff8542f000 [ 32.563257][ T460] FS: 00007f6497a13700(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 32.572245][ T460] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.578990][ T460] CR2: 00007fa5ff8ab718 CR3: 000000010f764000 CR4: 00000000003506b0 [ 32.587069][ T460] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 32.595155][ T460] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 32.603210][ T460] Call Trace: [ 32.606502][ T460] sysfs_remove_files+0xab/0x110 [ 32.611633][ T460] del_gendisk+0x278/0xe20 [ 32.616033][ T460] ? device_add_disk_no_queue_reg+0x30/0x30 [ 32.622167][ T460] ? __radix_tree_delete+0x2ba/0x380 [ 32.627438][ T460] ? radix_tree_delete_item+0x261/0x360 [ 32.633163][ T460] loop_remove+0x46/0xb0 [ 32.637395][ T460] loop_control_ioctl+0x67f/0x740 [ 32.642675][ T460] ? loop_remove+0xb0/0xb0 [ 32.647091][ T460] ? __fget_files+0x39e/0x3d0 [ 32.651945][ T460] ? security_file_ioctl+0xb1/0xd0 [ 32.657040][ T460] ? loop_remove+0xb0/0xb0 [ 32.662072][ T460] __se_sys_ioctl+0x115/0x190 [ 32.666740][ T460] __x64_sys_ioctl+0x7b/0x90 [ 32.671439][ T460] do_syscall_64+0x34/0x70 [ 32.675846][ T460] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 32.681945][ T460] RIP: 0033:0x7f6497a9d0e9 [ 32.686348][ 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 [ 32.706140][ T460] RSP: 002b:00007f6497a13168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 32.714578][ T460] RAX: ffffffffffffffda RBX: 00007f6497baff60 RCX: 00007f6497a9d0e9 [ 32.722554][ T460] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000004 [ 32.730533][ T460] RBP: 00007f6497af708d R08: 0000000000000000 R09: 0000000000000000 [ 32.739467][ T460] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 32.747714][ T460] R13: 00007ffdca8dce8f R14: 00007f6497a13300 R15: 0000000000022000 [ 32.756383][ T460] ---[ end trace da48805da5d43769 ]--- [ 32.761917][ T460] ------------[ cut here ]------------ [ 32.767359][ T460] kernfs: can not remove 'bdi', no directory [ 32.773425][ T460] WARNING: CPU: 0 PID: 460 at fs/kernfs/dir.c:1508 kernfs_remove_by_name_ns+0x65/0x90 [ 32.783075][ T460] Modules linked in: [ 32.786997][ T460] CPU: 0 PID: 460 Comm: syz-executor.5 Tainted: G W 5.10.101-syzkaller-00009-g0dcfc2c03655 #0 [ 32.798706][ T460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 32.808813][ T460] RIP: 0010:kernfs_remove_by_name_ns+0x65/0x90 [ 32.815064][ T460] Code: 48 89 c3 e8 cd 60 9b ff 48 89 df e8 c5 ee ff ff 31 db eb 29 e8 bc 60 9b ff 48 c7 c7 00 fb 2c 85 4c 89 fe 31 c0 e8 ab b0 6d ff <0f> 0b bb fe ff ff ff eb 16 e8 9d 60 9b ff bb fe ff ff ff 48 c7 c7 [ 32.835792][ T460] RSP: 0018:ffffc90001097c18 EFLAGS: 00010246 [ 32.841904][ T460] RAX: 90ee6f34aec2ee00 RBX: 0000000000000000 RCX: ffff88810da762c0 [ 32.850032][ T460] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 32.857986][ T460] RBP: ffffc90001097c30 R08: ffffffff8153b448 R09: fffff52000212ea9 [ 32.865992][ T460] R10: fffff52000212ea9 R11: 1ffff92000212ea8 R12: 0000000000000240 [ 32.874157][ T460] R13: ffff8881216d8030 R14: 0000000000000000 R15: ffffffff8542e8a0 [ 32.882181][ T460] FS: 00007f6497a13700(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 32.891328][ T460] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.899384][ T460] CR2: 00007fa5ff8ab718 CR3: 000000010f764000 CR4: 00000000003506b0 [ 32.907429][ T460] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 32.915993][ T460] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 32.924074][ T460] Call Trace: [ 32.927378][ T460] sysfs_remove_link+0x50/0x60 [ 32.932956][ T460] del_gendisk+0x7cd/0xe20 [ 32.937373][ T460] ? device_add_disk_no_queue_reg+0x30/0x30 [ 32.943413][ T460] ? __radix_tree_delete+0x2ba/0x380 [ 32.948769][ T460] ? radix_tree_delete_item+0x261/0x360 [ 32.954304][ T460] loop_remove+0x46/0xb0 [ 32.958563][ T460] loop_control_ioctl+0x67f/0x740 [ 32.963603][ T460] ? loop_remove+0xb0/0xb0 [ 32.967999][ T460] ? __fget_files+0x39e/0x3d0 [ 32.972696][ T460] ? security_file_ioctl+0xb1/0xd0 [ 32.977805][ T460] ? loop_remove+0xb0/0xb0 [ 32.982405][ T460] __se_sys_ioctl+0x115/0x190 [ 32.987152][ T460] __x64_sys_ioctl+0x7b/0x90 [ 32.992465][ T460] do_syscall_64+0x34/0x70 [ 32.996917][ T460] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 33.002925][ T460] RIP: 0033:0x7f6497a9d0e9 [ 33.007342][ 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 [ 33.027171][ T460] RSP: 002b:00007f6497a13168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 33.035834][ T460] RAX: ffffffffffffffda RBX: 00007f6497baff60 RCX: 00007f6497a9d0e9 [ 33.044244][ T460] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000004 [ 33.052455][ T460] RBP: 00007f6497af708d R08: 0000000000000000 R09: 0000000000000000 [ 33.060857][ T460] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 33.068978][ T460] R13: 00007ffdca8dce8f R14: 00007f6497a13300 R15: 0000000000022000 [ 33.076947][ T460] ---[ end trace da48805da5d4376a ]--- [ 33.082771][ T460] general protection fault, probably for non-canonical address 0xdffffc000000001a: 0000 [#1] PREEMPT SMP KASAN [ 33.094466][ T460] KASAN: null-ptr-deref in range [0x00000000000000d0-0x00000000000000d7] [ 33.102847][ T460] CPU: 0 PID: 460 Comm: syz-executor.5 Tainted: G W 5.10.101-syzkaller-00009-g0dcfc2c03655 #0 [ 33.114354][ T460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 33.124483][ T460] RIP: 0010:device_del+0xdf/0xf00 [ 33.129493][ T460] Code: 20 42 80 3c 28 00 74 08 48 89 df e8 eb 42 df fe 4c 89 7c 24 48 41 bf d0 00 00 00 48 89 5c 24 18 4c 03 3b 4d 89 fc 49 c1 ec 03 <43> 8a 04 2c 84 c0 0f 85 0d 0d 00 00 41 0f b6 1f 89 de 83 e6 01 31 [ 33.149081][ T460] RSP: 0018:ffffc90001097b60 EFLAGS: 00010202 [ 33.155132][ T460] RAX: 1ffff110242db01a RBX: ffff8881216d80d0 RCX: ffffffff8491bca6 [ 33.163081][ T460] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffc90001097ae0 [ 33.171029][ T460] RBP: ffffc90001097c50 R08: dffffc0000000000 R09: fffff52000212f5d [ 33.178971][ T460] R10: fffff52000212f5d R11: 1ffff92000212f5c R12: 000000000000001a [ 33.186921][ T460] R13: dffffc0000000000 R14: ffff8881216d8108 R15: 00000000000000d0 [ 33.194866][ T460] FS: 00007f6497a13700(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 33.203854][ T460] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.210423][ T460] CR2: 00007fa5ff8ab718 CR3: 000000010f764000 CR4: 00000000003506b0 [ 33.218368][ T460] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 33.226317][ T460] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 33.234352][ T460] Call Trace: [ 33.237779][ T460] ? _raw_spin_lock_irqsave+0x210/0x210 [ 33.243298][ T460] ? kernfs_name_hash+0x1f9/0x240 [ 33.248316][ T460] ? kill_device+0xd0/0xd0 [ 33.252749][ T460] ? mutex_unlock+0x1d/0x40 [ 33.257227][ T460] del_gendisk+0xbf2/0xe20 [ 33.261620][ T460] ? device_add_disk_no_queue_reg+0x30/0x30 [ 33.267486][ T460] ? __radix_tree_delete+0x2ba/0x380 [ 33.272769][ T460] ? radix_tree_delete_item+0x261/0x360 [ 33.278299][ T460] loop_remove+0x46/0xb0 [ 33.282517][ T460] loop_control_ioctl+0x67f/0x740 [ 33.287513][ T460] ? loop_remove+0xb0/0xb0 [ 33.291920][ T460] ? __fget_files+0x39e/0x3d0 [ 33.296577][ T460] ? security_file_ioctl+0xb1/0xd0 [ 33.301672][ T460] ? loop_remove+0xb0/0xb0 [ 33.306066][ T460] __se_sys_ioctl+0x115/0x190 [ 33.310714][ T460] __x64_sys_ioctl+0x7b/0x90 [ 33.315274][ T460] do_syscall_64+0x34/0x70 [ 33.319706][ T460] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 33.325568][ T460] RIP: 0033:0x7f6497a9d0e9 [ 33.329972][ 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 [ 33.349562][ T460] RSP: 002b:00007f6497a13168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 33.357956][ T460] RAX: ffffffffffffffda RBX: 00007f6497baff60 RCX: 00007f6497a9d0e9 [ 33.365899][ T460] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000004 [ 33.373850][ T460] RBP: 00007f6497af708d R08: 0000000000000000 R09: 0000000000000000 [ 33.381800][ T460] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 33.389762][ T460] R13: 00007ffdca8dce8f R14: 00007f6497a13300 R15: 0000000000022000 [ 33.397812][ T460] Modules linked in: [ 33.403472][ T460] ---[ end trace da48805da5d4376b ]--- [ 33.408983][ T460] RIP: 0010:device_del+0xdf/0xf00 [ 33.413995][ T460] Code: 20 42 80 3c 28 00 74 08 48 89 df e8 eb 42 df fe 4c 89 7c 24 48 41 bf d0 00 00 00 48 89 5c 24 18 4c 03 3b 4d 89 fc 49 c1 ec 03 <43> 8a 04 2c 84 c0 0f 85 0d 0d 00 00 41 0f b6 1f 89 de 83 e6 01 31 [ 33.433987][ T460] RSP: 0018:ffffc90001097b60 EFLAGS: 00010202 [ 33.440181][ T460] RAX: 1ffff110242db01a RBX: ffff8881216d80d0 RCX: ffffffff8491bca6 [ 33.448433][ T460] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffc90001097ae0 [ 33.456563][ T460] RBP: ffffc90001097c50 R08: dffffc0000000000 R09: fffff52000212f5d [ 33.464898][ T460] R10: fffff52000212f5d R11: 1ffff92000212f5c R12: 000000000000001a [ 33.473132][ T460] R13: dffffc0000000000 R14: ffff8881216d8108 R15: 00000000000000d0 [ 33.481515][ T460] FS: 00007f6497a13700(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 33.490619][ T460] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.497209][ T460] CR2: 00007fa5ff8ab718 CR3: 000000010f764000 CR4: 00000000003506b0 [ 33.505228][ T460] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 33.513598][ T460] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 33.521608][ T460] Kernel panic - not syncing: Fatal exception [ 33.528059][ T460] Kernel Offset: disabled [ 33.532372][ T460] Rebooting in 86400 seconds..