Warning: Permanently added '10.128.0.212' (ECDSA) to the list of known hosts. 2021/11/25 10:04:53 parsed 1 programs [ 42.640560][ T23] kauditd_printk_skb: 63 callbacks suppressed [ 42.640563][ T23] audit: type=1400 audit(1637834693.219:146): 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 [ 42.646267][ T413] cgroup: Unknown subsys name 'net' [ 42.675561][ T413] cgroup: Unknown subsys name 'devices' [ 42.681752][ T413] cgroup: Unknown subsys name 'hugetlb' 2021/11/25 10:04:53 executed programs: 0 [ 42.687438][ T413] cgroup: Unknown subsys name 'rlimit' [ 42.693265][ T23] audit: type=1400 audit(1637834693.269:147): 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 [ 42.743019][ T23] audit: type=1400 audit(1637834693.269:148): 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 [ 42.766292][ T23] audit: type=1400 audit(1637834693.299:149): avc: denied { mounton } for pid=417 comm="syz-executor.0" path="/sys/fs/fuse/connections" dev="fusectl" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=dir permissive=1 [ 42.790330][ T23] audit: type=1400 audit(1637834693.299:150): avc: denied { module_request } for pid=417 comm="syz-executor.0" kmod="netdev-nr0" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 42.825595][ T417] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.832831][ T417] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.840529][ T417] device bridge_slave_0 entered promiscuous mode [ 42.855878][ T421] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.862951][ T421] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.870278][ T421] device bridge_slave_0 entered promiscuous mode [ 42.876835][ T417] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.883839][ T417] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.891169][ T417] device bridge_slave_1 entered promiscuous mode [ 42.899914][ T423] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.907067][ T423] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.914239][ T423] device bridge_slave_0 entered promiscuous mode [ 42.922334][ T423] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.929406][ T423] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.936703][ T423] device bridge_slave_1 entered promiscuous mode [ 42.947687][ T421] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.954703][ T421] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.962000][ T421] device bridge_slave_1 entered promiscuous mode [ 42.977610][ T427] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.984673][ T427] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.992109][ T427] device bridge_slave_0 entered promiscuous mode [ 43.003084][ T428] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.010145][ T428] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.017565][ T428] device bridge_slave_0 entered promiscuous mode [ 43.025149][ T425] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.032376][ T425] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.039655][ T425] device bridge_slave_0 entered promiscuous mode [ 43.046420][ T425] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.053483][ T425] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.060878][ T425] device bridge_slave_1 entered promiscuous mode [ 43.071520][ T427] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.078552][ T427] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.085726][ T427] device bridge_slave_1 entered promiscuous mode [ 43.092268][ T428] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.099323][ T428] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.106623][ T428] device bridge_slave_1 entered promiscuous mode [ 43.174860][ T417] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.181910][ T417] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.189196][ T417] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.196214][ T417] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.210722][ T421] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.217808][ T421] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.225034][ T421] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.232739][ T421] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.258496][ T423] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.265627][ T423] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.272869][ T423] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.279880][ T423] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.314967][ T425] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.322001][ T425] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.329233][ T425] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.336255][ T425] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.344090][ T427] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.351110][ T427] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.358340][ T427] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.365334][ T427] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.375304][ T428] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.382337][ T428] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.389561][ T428] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.396561][ T428] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.420400][ T390] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.428442][ T390] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.435550][ T390] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.442857][ T390] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.451310][ T390] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.458601][ T390] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.465660][ T390] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.472889][ T390] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.480007][ T390] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.487191][ T390] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.494254][ T390] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.501448][ T390] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.508562][ T390] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.531146][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.538844][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.546820][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.554083][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.562987][ T430] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.570006][ T430] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.577835][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.585873][ T430] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.592906][ T430] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.600249][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.608128][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.615906][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.623258][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.626041][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #08!!! [ 43.630650][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.647420][ T430] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.654410][ T430] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.661807][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.669127][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.677305][ T430] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.684304][ T430] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.707151][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.714980][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.723338][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.731341][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.739518][ T430] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.746221][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #08!!! [ 43.746561][ T430] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.762732][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.770858][ T430] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.777943][ T430] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.785212][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.793527][ T430] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.800563][ T430] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.807851][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.815880][ T430] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.822911][ T430] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.830256][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.838191][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.846244][ T430] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.853275][ T430] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.860619][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.869303][ T430] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.876332][ T430] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.897910][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.936363][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.945224][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.954566][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.962605][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.971151][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.979429][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.987369][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.995390][ T430] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.002405][ T430] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.009734][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.017601][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.025386][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.033242][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.041053][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.049061][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.057068][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.064954][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.072868][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.080809][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.088840][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.096795][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.104598][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 44.112880][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 44.121126][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 44.129347][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 44.137625][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 44.145330][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 44.153184][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 44.161328][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 44.169457][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 44.177620][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 44.185754][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 44.194015][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 44.202371][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 44.210583][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 44.218824][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 44.226941][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 44.235153][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 44.243472][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 44.251706][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 44.259989][ T430] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 44.271218][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 44.279031][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 44.303035][ T386] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 44.304102][ T23] audit: type=1400 audit(1637834694.879:151): avc: denied { ioctl } for pid=448 comm="syz-executor.2" path="/dev/loop-control" dev="devtmpfs" ino=114 ioctlcmd=0x4c81 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 44.311171][ T386] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 44.345436][ T386] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 44.353427][ T386] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 44.361537][ T386] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 44.369870][ T386] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 44.378546][ T386] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 44.382573][ T453] FAULT_INJECTION: forcing a failure. [ 44.382573][ T453] name failslab, interval 1, probability 0, space 0, times 1 [ 44.386976][ T386] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 44.400300][ T453] CPU: 0 PID: 453 Comm: syz-executor.2 Not tainted 5.10.81-syzkaller #0 [ 44.407728][ T386] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 44.415738][ T453] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.433862][ T453] Call Trace: [ 44.437125][ T453] dump_stack_lvl+0x81/0xac [ 44.441594][ T453] dump_stack+0x10/0x12 [ 44.445714][ T453] should_fail.cold+0x5/0x1f [ 44.450287][ T453] ? kobj_map+0x68/0x5b0 [ 44.454493][ T453] __should_failslab+0xd8/0x120 [ 44.459316][ T453] should_failslab+0x9/0x20 [ 44.463799][ T453] __kmalloc+0x61/0x380 [ 44.467921][ T453] ? bdi_register+0x110/0x130 [ 44.472562][ T453] kobj_map+0x68/0x5b0 [ 44.476596][ T453] ? compat_blkdev_ioctl+0x920/0x920 [ 44.481863][ T453] ? invalidate_partition+0x1a0/0x1a0 [ 44.487199][ T453] __device_add_disk+0xc73/0xfe0 [ 44.492100][ T453] ? blk_alloc_devt+0x290/0x290 [ 44.496929][ T453] ? sprintf+0xae/0xe0 [ 44.500978][ T453] ? pm_runtime_init+0x2e7/0x380 [ 44.505881][ T453] ? device_initialize+0x1f3/0x430 [ 44.510954][ T453] device_add_disk+0xe/0x10 [ 44.515424][ T453] loop_add+0x5a3/0x7a0 [ 44.519547][ T453] loop_control_ioctl+0x13a/0x3d0 [ 44.524536][ T453] ? loop_lookup+0x1a0/0x1a0 [ 44.529107][ T453] __x64_sys_ioctl+0x129/0x1a0 [ 44.533837][ T453] do_syscall_64+0x32/0x80 [ 44.538236][ T453] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 44.544090][ T453] RIP: 0033:0x7f17d4480a39 [ 44.548472][ T453] 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 bc ff ff ff f7 d8 64 89 01 48 [ 44.568041][ T453] RSP: 002b:00007f17d43d6188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 44.576416][ T453] RAX: ffffffffffffffda RBX: 00007f17d4584020 RCX: 00007f17d4480a39 [ 44.584352][ T453] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 44.592288][ T453] RBP: 00007f17d43d61d0 R08: 0000000000000000 R09: 0000000000000000 [ 44.600244][ T453] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 44.608199][ T453] R13: 00007fff777f418f R14: 00007f17d43d6300 R15: 0000000000022000 [ 44.640545][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 44.650736][ T456] FAULT_INJECTION: forcing a failure. [ 44.650736][ T456] name failslab, interval 1, probability 0, space 0, times 0 [ 44.663624][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 44.666037][ T456] CPU: 0 PID: 456 Comm: syz-executor.2 Not tainted 5.10.81-syzkaller #0 [ 44.671949][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 44.679788][ T456] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.679791][ T456] Call Trace: [ 44.679800][ T456] dump_stack_lvl+0x81/0xac [ 44.679803][ T456] dump_stack+0x10/0x12 [ 44.679809][ T456] should_fail.cold+0x5/0x1f [ 44.679818][ T456] __should_failslab+0xd8/0x120 [ 44.688233][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 44.697797][ T456] should_failslab+0x9/0x20 [ 44.697803][ T456] kmem_cache_alloc+0x43/0x340 [ 44.697808][ T456] ? __kernfs_new_node+0xe5/0x640 [ 44.697812][ T456] __kernfs_new_node+0xe5/0x640 [ 44.697817][ T456] ? selinux_kernfs_init_security+0xf2/0x400 [ 44.697820][ T456] ? kernfs_dop_revalidate+0x370/0x370 [ 44.697823][ T456] ? __kasan_check_write+0x14/0x20 [ 44.697828][ T456] ? mutex_lock+0x79/0xd0 [ 44.697832][ T456] ? __mutex_lock_slowpath+0x10/0x10 [ 44.697835][ T456] ? __kasan_check_write+0x14/0x20 [ 44.697838][ T456] ? mutex_unlock+0x14/0x40 [ 44.697841][ T456] ? kernfs_activate+0x255/0x2e0 [ 44.697847][ T456] ? device_remove_bin_file+0x20/0x20 [ 44.697850][ T456] kernfs_new_node+0x79/0x110 [ 44.697854][ T456] __kernfs_create_file+0x24/0x270 [ 44.697857][ T456] sysfs_add_file_mode_ns+0x146/0x430 [ 44.697862][ T456] internal_create_group+0x294/0xaa0 [ 44.697866][ T456] ? sysfs_remove_group+0x140/0x140 [ 44.697869][ T456] ? __kasan_check_write+0x14/0x20 [ 44.697872][ T456] ? __kasan_check_write+0x14/0x20 [ 44.697879][ T456] internal_create_groups.part.0+0x7b/0x110 [ 44.701863][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 44.705612][ T456] sysfs_create_groups+0x13/0x20 [ 44.705617][ T456] device_add+0x712/0x1b20 [ 44.705626][ T456] ? dev_set_name+0xa6/0xd0 [ 44.710135][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 44.714305][ T456] ? __fw_devlink_link_to_suppliers+0x520/0x520 [ 44.714309][ T456] ? compat_blkdev_ioctl+0x920/0x920 [ 44.714315][ T456] ? invalidate_partition+0x1a0/0x1a0 [ 44.719622][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 44.727168][ T456] __device_add_disk+0x407/0xfe0 [ 44.727172][ T456] ? blk_alloc_devt+0x290/0x290 [ 44.727176][ T456] ? sprintf+0xae/0xe0 [ 44.727182][ T456] ? pm_runtime_init+0x2e7/0x380 [ 44.727188][ T456] ? device_initialize+0x1f3/0x430 [ 44.727191][ T456] device_add_disk+0xe/0x10 [ 44.727199][ T456] loop_add+0x5a3/0x7a0 [ 44.732078][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 44.736408][ T456] loop_control_ioctl+0x13a/0x3d0 [ 44.736411][ T456] ? loop_lookup+0x1a0/0x1a0 [ 44.736418][ T456] __x64_sys_ioctl+0x129/0x1a0 [ 44.736423][ T456] do_syscall_64+0x32/0x80 [ 44.736427][ T456] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 44.736431][ T456] RIP: 0033:0x7f17d4480a39 [ 44.736438][ 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 bc ff ff ff f7 d8 64 89 01 48 [ 44.736443][ T456] RSP: 002b:00007f17d43f7188 EFLAGS: 00000246 [ 44.741914][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 44.746275][ T456] ORIG_RAX: 0000000000000010 [ 44.746278][ T456] RAX: ffffffffffffffda RBX: 00007f17d4583f60 RCX: 00007f17d4480a39 [ 44.746280][ T456] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 44.746282][ T456] RBP: 00007f17d43f71d0 R08: 0000000000000000 R09: 0000000000000000 [ 44.746284][ T456] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 44.746286][ T456] R13: 00007fff777f418f R14: 00007f17d43f7300 R15: 0000000000022000 [ 44.746724][ T456] kobject_add_internal failed for queue (error: -2 parent: loop0) [ 44.752685][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 44.757867][ T456] ------------[ cut here ]------------ [ 44.757879][ T456] WARNING: CPU: 0 PID: 456 at fs/sysfs/file.c:328 sysfs_create_file_ns+0x15a/0x1a0 [ 44.757880][ T456] Modules linked in: [ 44.757888][ T456] CPU: 0 PID: 456 Comm: syz-executor.2 Not tainted 5.10.81-syzkaller #0 [ 44.757891][ T456] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.757896][ T456] RIP: 0010:sysfs_create_file_ns+0x15a/0x1a0 [ 44.757901][ T456] Code: 03 00 00 00 00 c7 43 08 00 00 00 00 48 8b 5d d0 65 48 2b 1c 25 28 00 00 00 75 22 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 <0f> 0b b8 ea ff ff ff eb be e8 58 80 d5 ff e9 7a ff ff ff e8 2e 77 [ 44.757903][ T456] RSP: 0018:ffffc90000ae7ba8 EFLAGS: 00010246 [ 44.763962][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 44.767373][ T456] RAX: 0000000000000000 RBX: 1ffff9200015cf77 RCX: dffffc0000000000 [ 44.772990][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 44.777827][ T456] RDX: 1ffff1102200f813 RSI: ffffffff84dfa720 RDI: ffff88811007c068 [ 45.166076][ T456] RBP: ffffc90000ae7c60 R08: 0000000000000001 R09: ffff88810a36121b [ 45.174233][ T456] R10: ffffed102146c243 R11: 000000006b203f20 R12: ffff88811007c068 [ 45.182410][ T456] R13: ffffffff84dfa720 R14: ffffc90000ae7c38 R15: ffff88811007c098 [ 45.191525][ T456] FS: 00007f17d43f7700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 45.201998][ T456] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.208714][ T456] CR2: 00007f46a19450a0 CR3: 000000010fd16000 CR4: 00000000003506a0 [ 45.216793][ T456] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 45.224769][ T456] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 45.233192][ T456] Call Trace: [ 45.236686][ T456] ? kset_create_and_add+0x170/0x170 [ 45.242009][ T456] ? sysfs_add_file_mode_ns+0x430/0x430 [ 45.247781][ T456] ? __kasan_check_write+0x14/0x20 [ 45.252881][ T456] ? mutex_lock+0x79/0xd0 [ 45.257308][ T456] ? __mutex_lock_slowpath+0x10/0x10 [ 45.262582][ T456] sysfs_create_files+0x5c/0x1a0 [ 45.267705][ T456] ? __kasan_check_write+0x14/0x20 [ 45.272815][ T456] ? kobject_get+0x55/0xe0 [ 45.279247][ T456] __device_add_disk+0x798/0xfe0 [ 45.284232][ T456] ? blk_alloc_devt+0x290/0x290 [ 45.289385][ T456] ? sprintf+0xae/0xe0 [ 45.293478][ T456] ? pm_runtime_init+0x2e7/0x380 [ 45.298585][ T456] ? device_initialize+0x1f3/0x430 [ 45.303691][ T456] device_add_disk+0xe/0x10 [ 45.308295][ T456] loop_add+0x5a3/0x7a0 [ 45.312458][ T456] loop_control_ioctl+0x13a/0x3d0 [ 45.317666][ T456] ? loop_lookup+0x1a0/0x1a0 [ 45.322258][ T456] __x64_sys_ioctl+0x129/0x1a0 [ 45.327402][ T456] do_syscall_64+0x32/0x80 [ 45.332174][ T456] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 45.338264][ T456] RIP: 0033:0x7f17d4480a39 [ 45.342792][ 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 bc ff ff ff f7 d8 64 89 01 48 [ 45.363121][ T456] RSP: 002b:00007f17d43f7188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 45.371649][ T456] RAX: ffffffffffffffda RBX: 00007f17d4583f60 RCX: 00007f17d4480a39 [ 45.379725][ T456] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 45.387916][ T456] RBP: 00007f17d43f71d0 R08: 0000000000000000 R09: 0000000000000000 [ 45.395940][ T456] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 45.404128][ T456] R13: 00007fff777f418f R14: 00007f17d43f7300 R15: 0000000000022000 [ 45.412219][ T456] ---[ end trace 1f6dbaf91cab2615 ]--- [ 45.417854][ T456] ------------[ cut here ]------------ [ 45.423281][ T456] kernfs: can not remove 'events', no directory [ 45.429682][ T456] WARNING: CPU: 1 PID: 456 at fs/kernfs/dir.c:1507 kernfs_remove_by_name_ns+0xc8/0xe0 [ 45.439361][ T456] Modules linked in: [ 45.443229][ T456] CPU: 1 PID: 456 Comm: syz-executor.2 Tainted: G W 5.10.81-syzkaller #0 [ 45.452971][ T456] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.463112][ T456] RIP: 0010:kernfs_remove_by_name_ns+0xc8/0xe0 [ 45.469405][ T456] Code: 41 5e 5d c3 e8 49 f1 d5 ff eb b0 48 c7 c7 00 14 ba 85 e8 fb 41 69 02 b8 fe ff ff ff eb de 48 c7 c7 c0 e2 cb 84 e8 9a 25 50 02 <0f> 0b b8 fe ff ff ff eb c9 4c 89 ef e8 17 f1 d5 ff eb a2 0f 1f 44 [ 45.489123][ T456] RSP: 0018:ffffc90000ae7c48 EFLAGS: 00010286 [ 45.495164][ T456] RAX: 0000000000000000 RBX: ffffffff85cf9e98 RCX: 0000000000000000 [ 45.503241][ T456] RDX: 0000000000000001 RSI: 0000000000000008 RDI: fffff5200015cf7b [ 45.511246][ T456] RBP: ffffc90000ae7c60 R08: 0000000000000000 R09: ffffc90000ae7857 [ 45.519811][ T456] R10: fffff5200015cf0a R11: 203a73666e72656b R12: ffff88811007c068 [ 45.527880][ T456] R13: ffffffff84dfa6e0 R14: ffffed102200f813 R15: ffffffff85cf9e98 [ 45.535824][ T456] FS: 00007f17d43f7700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 45.544920][ T456] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.551536][ T456] CR2: 000055ece3c99038 CR3: 000000010fd16000 CR4: 00000000003506a0 [ 45.559558][ T456] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 45.567525][ T456] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 45.575469][ T456] Call Trace: [ 45.578890][ T456] sysfs_create_files+0x106/0x1a0 [ 45.583885][ T456] ? __kasan_check_write+0x14/0x20 [ 45.588992][ T456] __device_add_disk+0x798/0xfe0 [ 45.595553][ T456] ? blk_alloc_devt+0x290/0x290 [ 45.600479][ T456] ? sprintf+0xae/0xe0 [ 45.604583][ T456] ? pm_runtime_init+0x2e7/0x380 [ 45.609620][ T456] ? device_initialize+0x1f3/0x430 [ 45.614713][ T456] device_add_disk+0xe/0x10 [ 45.619218][ T456] loop_add+0x5a3/0x7a0 [ 45.623349][ T456] loop_control_ioctl+0x13a/0x3d0 [ 45.628474][ T456] ? loop_lookup+0x1a0/0x1a0 [ 45.633047][ T456] __x64_sys_ioctl+0x129/0x1a0 [ 45.638012][ T456] do_syscall_64+0x32/0x80 [ 45.642404][ T456] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 45.648288][ T456] RIP: 0033:0x7f17d4480a39 [ 45.652695][ 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 bc ff ff ff f7 d8 64 89 01 48 [ 45.672456][ T456] RSP: 002b:00007f17d43f7188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 45.681157][ T456] RAX: ffffffffffffffda RBX: 00007f17d4583f60 RCX: 00007f17d4480a39 [ 45.689511][ T456] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 45.697656][ T456] RBP: 00007f17d43f71d0 R08: 0000000000000000 R09: 0000000000000000 [ 45.705602][ T456] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 45.713792][ T456] R13: 00007fff777f418f R14: 00007f17d43f7300 R15: 0000000000022000 [ 45.721901][ T456] ---[ end trace 1f6dbaf91cab2616 ]--- [ 45.727456][ T456] loop0: failed to create sysfs files for events [ 45.739020][ T465] ------------[ cut here ]------------ [ 45.744470][ T465] kernfs: can not remove 'events', no directory [ 45.750834][ T465] WARNING: CPU: 0 PID: 465 at fs/kernfs/dir.c:1507 kernfs_remove_by_name_ns+0xc8/0xe0 [ 45.760518][ T465] Modules linked in: [ 45.764429][ T465] CPU: 0 PID: 465 Comm: syz-executor.4 Tainted: G W 5.10.81-syzkaller #0 [ 45.774240][ T465] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.784429][ T465] RIP: 0010:kernfs_remove_by_name_ns+0xc8/0xe0 [ 45.791805][ T465] Code: 41 5e 5d c3 e8 49 f1 d5 ff eb b0 48 c7 c7 00 14 ba 85 e8 fb 41 69 02 b8 fe ff ff ff eb de 48 c7 c7 c0 e2 cb 84 e8 9a 25 50 02 <0f> 0b b8 fe ff ff ff eb c9 4c 89 ef e8 17 f1 d5 ff eb a2 0f 1f 44 [ 45.811516][ T465] RSP: 0018:ffffc90000a87cf0 EFLAGS: 00010282 [ 45.817649][ T465] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000000 [ 45.825598][ T465] RDX: 0000000000000001 RSI: 0000000000000008 RDI: fffff52000150f90 [ 45.833585][ T465] RBP: ffffc90000a87d08 R08: 0000000000000000 R09: ffffc90000a878ff [ 45.841613][ T465] R10: fffff52000150f1f R11: 203a73666e72656b R12: ffffffff85cf9ea0 [ 45.854427][ T465] R13: ffffffff84dfa6e0 R14: ffffed102200f813 R15: 0000000000000001 [ 45.862452][ T465] FS: 00007f46cb093700(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 45.871429][ T465] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.878049][ T465] CR2: 00007f46cb072718 CR3: 0000000121e65000 CR4: 00000000003506b0 [ 45.886160][ T465] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 45.894146][ T465] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 45.902151][ T465] Call Trace: [ 45.905443][ T465] sysfs_remove_files+0x82/0x100 [ 45.910417][ T465] del_gendisk+0x1d9/0xa10 [ 45.914852][ T465] ? idr_find+0x3e/0x60 [ 45.919147][ T465] ? disk_events_poll_msecs_store+0x1b0/0x1b0 [ 45.925225][ T465] ? loop_lookup+0x73/0x1a0 [ 45.929763][ T465] ? transfer_xor+0x370/0x370 [ 45.934485][ T465] ? __mutex_lock_killable_slowpath+0x10/0x10 [ 45.940651][ T465] loop_control_ioctl+0x30d/0x3d0 [ 45.945750][ T465] ? loop_lookup+0x1a0/0x1a0 [ 45.950378][ T465] __x64_sys_ioctl+0x129/0x1a0 [ 45.955148][ T465] do_syscall_64+0x32/0x80 [ 45.959640][ T465] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 45.965543][ T465] RIP: 0033:0x7f46cb11ca39 [ 45.969999][ 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 bc ff ff ff f7 d8 64 89 01 48 [ 45.989788][ T465] RSP: 002b:00007f46cb093188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 45.998386][ T465] RAX: ffffffffffffffda RBX: 00007f46cb21ff60 RCX: 00007f46cb11ca39 [ 46.006497][ T465] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 46.014557][ T465] RBP: 00007f46cb176e8f R08: 0000000000000000 R09: 0000000000000000 [ 46.022581][ T465] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 46.030587][ T465] R13: 00007ffe5d483e0f R14: 00007f46cb093300 R15: 0000000000022000 [ 46.038608][ T465] ---[ end trace 1f6dbaf91cab2617 ]--- [ 46.044070][ T465] ------------[ cut here ]------------ [ 46.049558][ T465] kernfs: can not remove 'events_async', no directory [ 46.056354][ T465] WARNING: CPU: 0 PID: 465 at fs/kernfs/dir.c:1507 kernfs_remove_by_name_ns+0xc8/0xe0 [ 46.065884][ T465] Modules linked in: [ 46.069818][ T465] CPU: 0 PID: 465 Comm: syz-executor.4 Tainted: G W 5.10.81-syzkaller #0 [ 46.079699][ T465] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.089949][ T465] RIP: 0010:kernfs_remove_by_name_ns+0xc8/0xe0 [ 46.096133][ T465] Code: 41 5e 5d c3 e8 49 f1 d5 ff eb b0 48 c7 c7 00 14 ba 85 e8 fb 41 69 02 b8 fe ff ff ff eb de 48 c7 c7 c0 e2 cb 84 e8 9a 25 50 02 <0f> 0b b8 fe ff ff ff eb c9 4c 89 ef e8 17 f1 d5 ff eb a2 0f 1f 44 [ 46.116080][ T465] RSP: 0018:ffffc90000a87cf0 EFLAGS: 00010282 [ 46.122147][ T465] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000000 [ 46.130209][ T465] RDX: 0000000000000001 RSI: ffffffff84e07de0 RDI: fffff52000150f90 [ 46.138197][ T465] RBP: ffffc90000a87d08 R08: 0000000000000001 R09: ffff8881f7253067 [ 46.146192][ T465] R10: ffffed103ee4a60c R11: 203a73666e72656b R12: ffffffff85cf9ea0 [ 46.154176][ T465] R13: ffffffff84dfa660 R14: ffffed102200f813 R15: 0000000000000002 [ 46.163030][ T465] FS: 00007f46cb093700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 46.172173][ T465] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.178917][ T465] CR2: 00007f46a179af78 CR3: 0000000121e65000 CR4: 00000000003506a0 [ 46.187044][ T465] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.195062][ T465] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.203255][ T465] Call Trace: [ 46.206702][ T465] sysfs_remove_files+0x82/0x100 [ 46.211618][ T465] del_gendisk+0x1d9/0xa10 [ 46.216030][ T465] ? idr_find+0x3e/0x60 [ 46.220163][ T465] ? disk_events_poll_msecs_store+0x1b0/0x1b0 [ 46.226224][ T465] ? loop_lookup+0x73/0x1a0 [ 46.230701][ T465] ? transfer_xor+0x370/0x370 [ 46.235363][ T465] ? __mutex_lock_killable_slowpath+0x10/0x10 [ 46.241553][ T465] loop_control_ioctl+0x30d/0x3d0 [ 46.246634][ T465] ? loop_lookup+0x1a0/0x1a0 [ 46.251295][ T465] __x64_sys_ioctl+0x129/0x1a0 [ 46.256176][ T465] do_syscall_64+0x32/0x80 [ 46.260637][ T465] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 46.266581][ T465] RIP: 0033:0x7f46cb11ca39 [ 46.271020][ 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 bc ff ff ff f7 d8 64 89 01 48 [ 46.290682][ T465] RSP: 002b:00007f46cb093188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 46.299146][ T465] RAX: ffffffffffffffda RBX: 00007f46cb21ff60 RCX: 00007f46cb11ca39 [ 46.307306][ T465] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 46.315416][ T465] RBP: 00007f46cb176e8f R08: 0000000000000000 R09: 0000000000000000 [ 46.323890][ T465] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 46.332011][ T465] R13: 00007ffe5d483e0f R14: 00007f46cb093300 R15: 0000000000022000 [ 46.340117][ T465] ---[ end trace 1f6dbaf91cab2618 ]--- [ 46.345597][ T465] ------------[ cut here ]------------ [ 46.351201][ T465] kernfs: can not remove 'events_poll_msecs', no directory [ 46.358536][ T465] WARNING: CPU: 1 PID: 465 at fs/kernfs/dir.c:1507 kernfs_remove_by_name_ns+0xc8/0xe0 [ 46.368246][ T465] Modules linked in: [ 46.372237][ T465] CPU: 1 PID: 465 Comm: syz-executor.4 Tainted: G W 5.10.81-syzkaller #0 [ 46.382147][ T465] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.392400][ T465] RIP: 0010:kernfs_remove_by_name_ns+0xc8/0xe0 [ 46.399078][ T465] Code: 41 5e 5d c3 e8 49 f1 d5 ff eb b0 48 c7 c7 00 14 ba 85 e8 fb 41 69 02 b8 fe ff ff ff eb de 48 c7 c7 c0 e2 cb 84 e8 9a 25 50 02 <0f> 0b b8 fe ff ff ff eb c9 4c 89 ef e8 17 f1 d5 ff eb a2 0f 1f 44 [ 46.418872][ T465] RSP: 0018:ffffc90000a87cf0 EFLAGS: 00010282 [ 46.424960][ T465] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000000 [ 46.433143][ T465] RDX: 0000000000000001 RSI: ffffffff84e07de0 RDI: fffff52000150f90 [ 46.441294][ T465] RBP: ffffc90000a87d08 R08: 0000000000000001 R09: ffff8881f7353067 [ 46.449379][ T465] R10: ffffed103ee6a60c R11: 203a73666e72656b R12: ffffffff85cf9ea0 [ 46.457558][ T465] R13: ffffffff84dfa5e0 R14: ffffed102200f813 R15: 0000000000000003 [ 46.465637][ T465] FS: 00007f46cb093700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 46.474667][ T465] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.481568][ T465] CR2: 00007f46a179af78 CR3: 0000000121e65000 CR4: 00000000003506a0 [ 46.489593][ T465] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.497641][ T465] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.505643][ T465] Call Trace: [ 46.509051][ T465] sysfs_remove_files+0x82/0x100 [ 46.514073][ T465] del_gendisk+0x1d9/0xa10 [ 46.518545][ T465] ? idr_find+0x3e/0x60 [ 46.522742][ T465] ? disk_events_poll_msecs_store+0x1b0/0x1b0 [ 46.528839][ T465] ? loop_lookup+0x73/0x1a0 [ 46.533338][ T465] ? transfer_xor+0x370/0x370 [ 46.538066][ T465] ? __mutex_lock_killable_slowpath+0x10/0x10 [ 46.544110][ T465] loop_control_ioctl+0x30d/0x3d0 [ 46.549128][ T465] ? loop_lookup+0x1a0/0x1a0 [ 46.553695][ T465] __x64_sys_ioctl+0x129/0x1a0 [ 46.558693][ T465] do_syscall_64+0x32/0x80 [ 46.563094][ T465] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 46.569005][ T465] RIP: 0033:0x7f46cb11ca39 [ 46.573609][ 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 bc ff ff ff f7 d8 64 89 01 48 [ 46.593364][ T465] RSP: 002b:00007f46cb093188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 46.601919][ T465] RAX: ffffffffffffffda RBX: 00007f46cb21ff60 RCX: 00007f46cb11ca39 [ 46.609908][ T465] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 46.617902][ T465] RBP: 00007f46cb176e8f R08: 0000000000000000 R09: 0000000000000000 [ 46.625851][ T465] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 46.633836][ T465] R13: 00007ffe5d483e0f R14: 00007f46cb093300 R15: 0000000000022000 [ 46.641814][ T465] ---[ end trace 1f6dbaf91cab2619 ]--- [ 46.647389][ T465] ------------[ cut here ]------------ [ 46.652823][ T465] kernfs: can not remove 'bdi', no directory [ 46.658834][ T465] WARNING: CPU: 1 PID: 465 at fs/kernfs/dir.c:1507 kernfs_remove_by_name_ns+0xc8/0xe0 [ 46.668431][ T465] Modules linked in: [ 46.672296][ T465] CPU: 1 PID: 465 Comm: syz-executor.4 Tainted: G W 5.10.81-syzkaller #0 [ 46.682103][ T465] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.692249][ T465] RIP: 0010:kernfs_remove_by_name_ns+0xc8/0xe0 [ 46.698398][ T465] Code: 41 5e 5d c3 e8 49 f1 d5 ff eb b0 48 c7 c7 00 14 ba 85 e8 fb 41 69 02 b8 fe ff ff ff eb de 48 c7 c7 c0 e2 cb 84 e8 9a 25 50 02 <0f> 0b b8 fe ff ff ff eb c9 4c 89 ef e8 17 f1 d5 ff eb a2 0f 1f 44 [ 46.718641][ T465] RSP: 0018:ffffc90000a87d20 EFLAGS: 00010286 [ 46.724700][ T465] RAX: 0000000000000000 RBX: ffff88811007c068 RCX: 0000000000000000 [ 46.732685][ T465] RDX: 0000000000000001 RSI: 0000000000000008 RDI: fffff52000150f96 [ 46.740748][ T465] RBP: ffffc90000a87d38 R08: 0000000000000000 R09: ffffc90000a8792f [ 46.748740][ T465] R10: fffff52000150f25 R11: 203a73666e72656b R12: ffff88811007c468 [ 46.756771][ T465] R13: ffffffff84dfa100 R14: ffffc90000a87e10 R15: 0000000000000000 [ 46.764719][ T465] FS: 00007f46cb093700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 46.773644][ T465] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.780364][ T465] CR2: 00007f46a179af78 CR3: 0000000121e65000 CR4: 00000000003506a0 [ 46.788406][ T465] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.796619][ T465] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.804567][ T465] Call Trace: [ 46.807946][ T465] sysfs_remove_link+0x37/0xa0 [ 46.812707][ T465] del_gendisk+0x729/0xa10 [ 46.817332][ T465] ? disk_events_poll_msecs_store+0x1b0/0x1b0 [ 46.823378][ T465] ? loop_lookup+0x73/0x1a0 [ 46.827878][ T465] ? transfer_xor+0x370/0x370 [ 46.832659][ T465] ? __mutex_lock_killable_slowpath+0x10/0x10 [ 46.838826][ T465] loop_control_ioctl+0x30d/0x3d0 [ 46.843938][ T465] ? loop_lookup+0x1a0/0x1a0 [ 46.848561][ T465] __x64_sys_ioctl+0x129/0x1a0 [ 46.853327][ T465] do_syscall_64+0x32/0x80 [ 46.857835][ T465] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 46.863707][ T465] RIP: 0033:0x7f46cb11ca39 [ 46.868176][ 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 bc ff ff ff f7 d8 64 89 01 48 [ 46.887840][ T465] RSP: 002b:00007f46cb093188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 46.896253][ T465] RAX: ffffffffffffffda RBX: 00007f46cb21ff60 RCX: 00007f46cb11ca39 [ 46.904205][ T465] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 46.912219][ T465] RBP: 00007f46cb176e8f R08: 0000000000000000 R09: 0000000000000000 [ 46.920264][ T465] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 46.928243][ T465] R13: 00007ffe5d483e0f R14: 00007f46cb093300 R15: 0000000000022000 [ 46.936216][ T465] ---[ end trace 1f6dbaf91cab261a ]--- [ 46.941821][ T465] general protection fault, probably for non-canonical address 0xdffffc000000001a: 0000 [#1] PREEMPT SMP KASAN [ 46.953499][ T465] KASAN: null-ptr-deref in range [0x00000000000000d0-0x00000000000000d7] [ 46.961877][ T465] CPU: 1 PID: 465 Comm: syz-executor.4 Tainted: G W 5.10.81-syzkaller #0 [ 46.971554][ T465] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.981584][ T465] RIP: 0010:device_del+0xe3/0xd00 [ 46.986606][ T465] Code: c1 ea 03 80 3c 02 00 0f 85 c6 0a 00 00 48 b8 00 00 00 00 00 fc ff df 4c 8b 63 68 49 8d bc 24 d0 00 00 00 48 89 fa 48 c1 ea 03 <0f> b6 04 02 84 c0 74 06 0f 8e a7 09 00 00 41 0f b6 84 24 d0 00 00 [ 47.006273][ T465] RSP: 0018:ffffc90000a87ca0 EFLAGS: 00010202 [ 47.012310][ T465] RAX: dffffc0000000000 RBX: ffff88811007c068 RCX: ffffffff84200eb9 [ 47.020247][ T465] RDX: 000000000000001a RSI: 0000000000000008 RDI: 00000000000000d0 [ 47.028195][ T465] RBP: ffffc90000a87d58 R08: 0000000000000001 R09: ffffc90000a87c3f [ 47.036146][ T465] R10: fffff52000150f87 R11: 0000000000000000 R12: 0000000000000000 [ 47.044087][ T465] R13: ffff88811007c108 R14: fffffbfff0c8b390 R15: 0000000000000008 [ 47.052069][ T465] FS: 00007f46cb093700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 47.061056][ T465] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.067622][ T465] CR2: 00007f46a179af78 CR3: 0000000121e65000 CR4: 00000000003506a0 [ 47.075601][ T465] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.083541][ T465] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.091481][ T465] Call Trace: [ 47.094758][ T465] ? _raw_spin_lock+0x110/0x110 [ 47.099572][ T465] ? __device_links_supplier_defer_sync+0x1f0/0x1f0 [ 47.106122][ T465] ? __kasan_check_write+0x14/0x20 [ 47.111222][ T465] ? mutex_unlock+0x14/0x40 [ 47.115693][ T465] ? pm_runtime_set_memalloc_noio+0xdf/0x100 [ 47.121639][ T465] del_gendisk+0x5ef/0xa10 [ 47.126031][ T465] ? disk_events_poll_msecs_store+0x1b0/0x1b0 [ 47.132066][ T465] ? loop_lookup+0x73/0x1a0 [ 47.136539][ T465] ? transfer_xor+0x370/0x370 [ 47.141187][ T465] ? __mutex_lock_killable_slowpath+0x10/0x10 [ 47.147219][ T465] loop_control_ioctl+0x30d/0x3d0 [ 47.152211][ T465] ? loop_lookup+0x1a0/0x1a0 [ 47.156767][ T465] __x64_sys_ioctl+0x129/0x1a0 [ 47.161495][ T465] do_syscall_64+0x32/0x80 [ 47.165873][ T465] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 47.171728][ T465] RIP: 0033:0x7f46cb11ca39 [ 47.176128][ 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 bc ff ff ff f7 d8 64 89 01 48 [ 47.195702][ T465] RSP: 002b:00007f46cb093188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 47.204081][ T465] RAX: ffffffffffffffda RBX: 00007f46cb21ff60 RCX: 00007f46cb11ca39 [ 47.212020][ T465] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 47.219958][ T465] RBP: 00007f46cb176e8f R08: 0000000000000000 R09: 0000000000000000 [ 47.227897][ T465] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 47.235838][ T465] R13: 00007ffe5d483e0f R14: 00007f46cb093300 R15: 0000000000022000 [ 47.243782][ T465] Modules linked in: [ 47.249685][ T465] ---[ end trace 1f6dbaf91cab261b ]--- [ 47.255150][ T465] RIP: 0010:device_del+0xe3/0xd00 [ 47.260180][ T465] Code: c1 ea 03 80 3c 02 00 0f 85 c6 0a 00 00 48 b8 00 00 00 00 00 fc ff df 4c 8b 63 68 49 8d bc 24 d0 00 00 00 48 89 fa 48 c1 ea 03 <0f> b6 04 02 84 c0 74 06 0f 8e a7 09 00 00 41 0f b6 84 24 d0 00 00 [ 47.280144][ T465] RSP: 0018:ffffc90000a87ca0 EFLAGS: 00010202 [ 47.286221][ T465] RAX: dffffc0000000000 RBX: ffff88811007c068 RCX: ffffffff84200eb9 [ 47.294175][ T465] RDX: 000000000000001a RSI: 0000000000000008 RDI: 00000000000000d0 [ 47.302332][ T465] RBP: ffffc90000a87d58 R08: 0000000000000001 R09: ffffc90000a87c3f [ 47.310313][ T465] R10: fffff52000150f87 R11: 0000000000000000 R12: 0000000000000000 [ 47.318275][ T465] R13: ffff88811007c108 R14: fffffbfff0c8b390 R15: 0000000000000008 [ 47.326837][ T465] FS: 00007f46cb093700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 47.335740][ T465] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.342315][ T465] CR2: 00007f46a179af78 CR3: 0000000121e65000 CR4: 00000000003506a0 [ 47.350270][ T465] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.358395][ T465] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.366552][ T465] Kernel panic - not syncing: Fatal exception [ 47.372860][ T465] Kernel Offset: disabled [ 47.377155][ T465] Rebooting in 86400 seconds..