Warning: Permanently added '10.128.0.247' (ECDSA) to the list of known hosts. 2022/05/09 10:07:22 parsed 1 programs [ 36.545041][ T23] kauditd_printk_skb: 65 callbacks suppressed [ 36.545050][ T23] audit: type=1400 audit(1652090842.009:148): avc: denied { mounton } for pid=412 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 [ 36.545434][ T412] cgroup: Unknown subsys name 'net' [ 36.580046][ T412] cgroup: Unknown subsys name 'devices' [ 36.586331][ T412] cgroup: Unknown subsys name 'hugetlb' 2022/05/09 10:07:22 executed programs: 0 [ 36.591938][ T412] cgroup: Unknown subsys name 'rlimit' [ 36.597964][ T23] audit: type=1400 audit(1652090842.059:149): avc: denied { mounton } for pid=412 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 [ 36.622991][ T23] audit: type=1400 audit(1652090842.059:150): avc: denied { mount } for pid=412 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 [ 36.644920][ T416] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.649316][ T23] audit: type=1400 audit(1652090842.059:151): avc: denied { mounton } for pid=416 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 [ 36.656193][ T416] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.680149][ T23] audit: type=1400 audit(1652090842.059:152): avc: denied { module_request } for pid=416 comm="syz-executor.0" kmod="netdev-nr0" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 36.687662][ T416] device bridge_slave_0 entered promiscuous mode [ 36.715650][ T416] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.722670][ T416] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.730071][ T416] device bridge_slave_1 entered promiscuous mode [ 36.753930][ T416] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.760960][ T416] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.768238][ T416] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.775256][ T416] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.789711][ T389] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.797383][ T389] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.804875][ T389] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 36.812184][ T389] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 36.820922][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 36.829034][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.836074][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.853771][ T389] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 36.861981][ T389] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 36.869923][ T389] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 36.880175][ T389] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 36.888516][ T389] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.895544][ T389] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.902834][ T389] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 36.910807][ T389] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 36.921153][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 36.930365][ T108] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 36.943068][ T23] audit: type=1400 audit(1652090842.409:153): avc: denied { mount } for pid=416 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 [ 36.968974][ T23] audit: type=1400 audit(1652090842.429:154): avc: denied { ioctl } for pid=421 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 [ 37.002907][ T425] udevd[425]: inotify_add_watch(7, /dev/loop0, 10) failed: No such file or directory [ 37.038029][ T427] FAULT_INJECTION: forcing a failure. [ 37.038029][ T427] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 37.051457][ T427] CPU: 0 PID: 427 Comm: syz-executor.0 Not tainted 5.10.101-syzkaller-00002-ga37eec78a6b7 #0 [ 37.061582][ T427] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 37.071613][ T427] Call Trace: [ 37.074880][ T427] dump_stack_lvl+0x1e2/0x24b [ 37.079618][ T427] ? bfq_pos_tree_add_move+0x43e/0x43e [ 37.085226][ T427] ? stack_depot_save+0x433/0x4a0 [ 37.090234][ T427] dump_stack+0x15/0x17 [ 37.094368][ T427] should_fail+0x3c0/0x510 [ 37.098761][ T427] should_fail_alloc_page+0x50/0x60 [ 37.103932][ T427] __alloc_pages_nodemask+0x1c0/0x890 [ 37.109281][ T427] ? loop_add+0x58f/0x760 [ 37.113584][ T427] ? loop_control_ioctl+0x564/0x740 [ 37.118758][ T427] ? __se_sys_ioctl+0x115/0x190 [ 37.123587][ T427] ? gfp_pfmemalloc_allowed+0x120/0x120 [ 37.129106][ T427] ? __kasan_check_write+0x14/0x20 [ 37.134197][ T427] ? lockref_get+0x1b3/0x2a0 [ 37.139017][ T427] ? __kasan_check_write+0x14/0x20 [ 37.144119][ T427] __get_free_pages+0xe/0x30 [ 37.148689][ T427] selinux_genfs_get_sid+0x56/0x250 [ 37.153863][ T427] inode_doinit_with_dentry+0x858/0x1030 [ 37.159475][ T427] ? sb_finish_set_opts+0x7f0/0x7f0 [ 37.164649][ T427] ? current_time+0x1c4/0x310 [ 37.169300][ T427] selinux_d_instantiate+0x27/0x40 [ 37.174389][ T427] security_d_instantiate+0xa5/0x100 [ 37.179645][ T427] d_instantiate+0x55/0x90 [ 37.184037][ T427] __debugfs_create_file+0x2d7/0x4a0 [ 37.189292][ T427] ? up_write+0x19/0xd0 [ 37.193420][ T427] debugfs_create_file+0x4a/0x60 [ 37.198334][ T427] bdi_register_va+0x2ab/0x600 [ 37.203073][ T427] bdi_register+0xd1/0x120 [ 37.207464][ T427] ? __device_add_disk+0x536/0x11d0 [ 37.212636][ T427] ? bdi_register_va+0x600/0x600 [ 37.217787][ T427] ? vsnprintf+0x1bfd/0x1cd0 [ 37.222348][ T427] ? __kasan_check_read+0x11/0x20 [ 37.227349][ T427] ? blk_alloc_devt+0xd4/0x320 [ 37.232082][ T427] __device_add_disk+0x5cb/0x11d0 [ 37.237081][ T427] ? device_add_disk+0x40/0x40 [ 37.241832][ T427] ? loop_add+0x420/0x760 [ 37.246133][ T427] ? vsprintf+0x40/0x40 [ 37.250280][ T427] device_add_disk+0x2a/0x40 [ 37.254847][ T427] loop_add+0x58f/0x760 [ 37.258977][ T427] loop_control_ioctl+0x564/0x740 [ 37.263973][ T427] ? loop_remove+0xb0/0xb0 [ 37.268363][ T427] ? __fget_files+0x39e/0x3d0 [ 37.273019][ T427] ? security_file_ioctl+0xb1/0xd0 [ 37.278103][ T427] ? loop_remove+0xb0/0xb0 [ 37.282493][ T427] __se_sys_ioctl+0x115/0x190 [ 37.287199][ T427] __x64_sys_ioctl+0x7b/0x90 [ 37.291762][ T427] do_syscall_64+0x34/0x70 [ 37.296149][ T427] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 37.302014][ T427] RIP: 0033:0x7ff508e1d0e9 [ 37.306438][ T427] 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 [ 37.326043][ T427] RSP: 002b:00007ff508d93168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 37.334435][ T427] RAX: ffffffffffffffda RBX: 00007ff508f2ff60 RCX: 00007ff508e1d0e9 [ 37.342383][ T427] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 37.350420][ T427] RBP: 00007ff508d931d0 R08: 0000000000000000 R09: 0000000000000000 [ 37.358469][ T427] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 37.366421][ T427] R13: 00007fffddbf7cbf R14: 00007ff508d93300 R15: 0000000000022000 [ 37.428872][ T436] FAULT_INJECTION: forcing a failure. [ 37.428872][ T436] name failslab, interval 1, probability 0, space 0, times 1 [ 37.441856][ T436] CPU: 0 PID: 436 Comm: syz-executor.0 Not tainted 5.10.101-syzkaller-00002-ga37eec78a6b7 #0 [ 37.451981][ T436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 37.462012][ T436] Call Trace: [ 37.465367][ T436] dump_stack_lvl+0x1e2/0x24b [ 37.470014][ T436] ? bfq_pos_tree_add_move+0x43e/0x43e [ 37.475463][ T436] dump_stack+0x15/0x17 [ 37.479694][ T436] should_fail+0x3c0/0x510 [ 37.484097][ T436] ? __kernfs_new_node+0x99/0x6e0 [ 37.489095][ T436] __should_failslab+0x9f/0xe0 [ 37.493828][ T436] should_failslab+0x9/0x20 [ 37.498302][ T436] __kmalloc_track_caller+0x5f/0x350 [ 37.503555][ T436] ? __kernel_text_address+0x9a/0x110 [ 37.508896][ T436] ? unwind_get_return_address+0x4c/0x90 [ 37.514499][ T436] kstrdup_const+0x55/0x90 [ 37.518882][ T436] __kernfs_new_node+0x99/0x6e0 [ 37.523702][ T436] ? stack_trace_save+0x12d/0x1f0 [ 37.528920][ T436] ? kernfs_new_node+0x170/0x170 [ 37.533856][ T436] ? stack_trace_snprint+0x100/0x100 [ 37.539121][ T436] ? dput+0x2ce/0x320 [ 37.543082][ T436] ? device_add+0xbe/0xbd0 [ 37.547476][ T436] kernfs_create_dir_ns+0x9b/0x230 [ 37.552563][ T436] sysfs_create_dir_ns+0x181/0x390 [ 37.557647][ T436] ? sysfs_warn_dup+0xa0/0xa0 [ 37.562354][ T436] kobject_add_internal+0x766/0xda0 [ 37.567612][ T436] kobject_add+0x14c/0x210 [ 37.572000][ T436] ? _raw_spin_lock+0xa3/0x1b0 [ 37.576735][ T436] ? kobject_init+0x1e0/0x1e0 [ 37.581388][ T436] ? __kasan_check_write+0x14/0x20 [ 37.586475][ T436] ? mutex_unlock+0x1d/0x40 [ 37.590956][ T436] ? get_device_parent+0x2c5/0x430 [ 37.596036][ T436] device_add+0x3ca/0xbd0 [ 37.600445][ T436] __device_add_disk+0x77d/0x11d0 [ 37.605442][ T436] ? device_add_disk+0x40/0x40 [ 37.610178][ T436] ? vsprintf+0x40/0x40 [ 37.614312][ T436] device_add_disk+0x2a/0x40 [ 37.618971][ T436] loop_add+0x58f/0x760 [ 37.623105][ T436] loop_control_ioctl+0x564/0x740 [ 37.628108][ T436] ? loop_remove+0xb0/0xb0 [ 37.632501][ T436] ? __fget_files+0x39e/0x3d0 [ 37.637150][ T436] ? security_file_ioctl+0xb1/0xd0 [ 37.642231][ T436] ? loop_remove+0xb0/0xb0 [ 37.646621][ T436] __se_sys_ioctl+0x115/0x190 [ 37.651267][ T436] __x64_sys_ioctl+0x7b/0x90 [ 37.655829][ T436] do_syscall_64+0x34/0x70 [ 37.660214][ T436] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 37.666077][ T436] RIP: 0033:0x7ff508e1d0e9 [ 37.670465][ T436] 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 [ 37.690138][ T436] RSP: 002b:00007ff508d93168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 37.698555][ T436] RAX: ffffffffffffffda RBX: 00007ff508f2ff60 RCX: 00007ff508e1d0e9 [ 37.706537][ T436] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 37.714483][ T436] RBP: 00007ff508d931d0 R08: 0000000000000000 R09: 0000000000000000 [ 37.722429][ T436] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 37.730386][ T436] R13: 00007fffddbf7cbf R14: 00007ff508d93300 R15: 0000000000022000 [ 37.738557][ T436] kobject_add_internal failed for loop0 (error: -12 parent: block) [ 37.741106][ T23] audit: type=1400 audit(1652090843.199:155): avc: denied { append } for pid=142 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 37.746564][ T436] kobject_add_internal failed for queue (error: -2 parent: loop0) [ 37.768834][ T23] audit: type=1400 audit(1652090843.199:156): avc: denied { open } for pid=142 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 37.777403][ T436] ------------[ cut here ]------------ [ 37.799330][ T23] audit: type=1400 audit(1652090843.199:157): avc: denied { getattr } for pid=142 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 37.804429][ T436] WARNING: CPU: 1 PID: 436 at fs/sysfs/file.c:328 sysfs_create_files+0x215/0x4a0 [ 37.804432][ T436] Modules linked in: [ 37.804453][ T436] CPU: 1 PID: 436 Comm: syz-executor.0 Not tainted 5.10.101-syzkaller-00002-ga37eec78a6b7 #0 [ 37.850314][ T436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 37.860801][ T436] RIP: 0010:sysfs_create_files+0x215/0x4a0 [ 37.866979][ T436] 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 bb 0a 9b ff <0f> 0b c7 44 24 04 ea ff ff ff 48 b9 00 00 00 00 00 fc ff df 48 8b [ 37.886809][ T436] RSP: 0018:ffffc90000ce7ae0 EFLAGS: 00010293 [ 37.892856][ T436] RAX: ffffffff81d1ae81 RBX: ffff88810e5e3098 RCX: ffff8881067dbb40 [ 37.900838][ T436] RDX: 0000000000000000 RSI: ffffffff86138e40 RDI: ffff88810e5e3068 [ 37.908819][ T436] RBP: ffffc90000ce7bb0 R08: ffffffff826b67d8 R09: ffffed102126335a [ 37.916825][ T436] R10: ffffed102126335a R11: 1ffff11021263359 R12: 0000000000000000 [ 37.924835][ T436] R13: ffffffff8542f6e0 R14: ffff88810e5e3068 R15: ffffffff86138e40 [ 37.932799][ T436] FS: 00007ff508d93700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 37.941999][ T436] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.948875][ T436] CR2: 00007ff508d72718 CR3: 000000010e73e000 CR4: 00000000003506a0 [ 37.956881][ T436] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 37.964891][ T436] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 37.973004][ T436] Call Trace: [ 37.976523][ T436] ? sysfs_create_file_ns+0x2a0/0x2a0 [ 37.981894][ T436] ? __kasan_check_write+0x14/0x20 [ 37.987041][ T436] ? kobject_get+0xd2/0x120 [ 37.991548][ T436] __device_add_disk+0x9cb/0x11d0 [ 37.996587][ T436] ? device_add_disk+0x40/0x40 [ 38.001348][ T436] ? vsprintf+0x40/0x40 [ 38.005523][ T436] device_add_disk+0x2a/0x40 [ 38.010108][ T436] loop_add+0x58f/0x760 [ 38.014422][ T436] loop_control_ioctl+0x564/0x740 [ 38.019545][ T436] ? loop_remove+0xb0/0xb0 [ 38.024058][ T436] ? __fget_files+0x39e/0x3d0 [ 38.028749][ T436] ? security_file_ioctl+0xb1/0xd0 [ 38.033903][ T436] ? loop_remove+0xb0/0xb0 [ 38.038326][ T436] __se_sys_ioctl+0x115/0x190 [ 38.043010][ T436] __x64_sys_ioctl+0x7b/0x90 [ 38.047662][ T436] do_syscall_64+0x34/0x70 [ 38.052087][ T436] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 38.058091][ T436] RIP: 0033:0x7ff508e1d0e9 [ 38.062547][ T436] 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 [ 38.082310][ T436] RSP: 002b:00007ff508d93168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 38.090847][ T436] RAX: ffffffffffffffda RBX: 00007ff508f2ff60 RCX: 00007ff508e1d0e9 [ 38.099024][ T436] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 38.107197][ T436] RBP: 00007ff508d931d0 R08: 0000000000000000 R09: 0000000000000000 [ 38.115294][ T436] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 38.123303][ T436] R13: 00007fffddbf7cbf R14: 00007ff508d93300 R15: 0000000000022000 [ 38.131706][ T436] ---[ end trace aadbc60b148dd181 ]--- [ 38.137174][ T436] ------------[ cut here ]------------ [ 38.142621][ T436] kernfs: can not remove 'events', no directory [ 38.148926][ T436] WARNING: CPU: 0 PID: 436 at fs/kernfs/dir.c:1508 kernfs_remove_by_name_ns+0x65/0x90 [ 38.158470][ T436] Modules linked in: [ 38.162358][ T436] CPU: 0 PID: 436 Comm: syz-executor.0 Tainted: G W 5.10.101-syzkaller-00002-ga37eec78a6b7 #0 [ 38.173898][ T436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 38.183989][ T436] RIP: 0010:kernfs_remove_by_name_ns+0x65/0x90 [ 38.190124][ T436] Code: 48 89 c3 e8 0d 69 9b ff 48 89 df e8 c5 ee ff ff 31 db eb 29 e8 fc 68 9b ff 48 c7 c7 80 02 2d 85 4c 89 fe 31 c0 e8 ab b0 6d ff <0f> 0b bb fe ff ff ff eb 16 e8 dd 68 9b ff bb fe ff ff ff 48 c7 c7 [ 38.209743][ T436] RSP: 0018:ffffc90000ce7ab8 EFLAGS: 00010246 [ 38.215847][ T436] RAX: 00349ef210778a00 RBX: 0000000000000000 RCX: ffff8881067dbb40 [ 38.223926][ T436] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 38.231888][ T436] RBP: ffffc90000ce7ad0 R08: ffffffff8153bc88 R09: fffff5200019ce7d [ 38.239872][ T436] R10: fffff5200019ce7d R11: 1ffff9200019ce7c R12: ffffffff86138e40 [ 38.247861][ T436] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff8542f6c0 [ 38.255845][ T436] FS: 00007ff508d93700(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 38.264813][ T436] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.271380][ T436] CR2: 00007ff508d92ff8 CR3: 000000010e73e000 CR4: 00000000003506b0 [ 38.279365][ T436] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 38.287373][ T436] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 38.295357][ T436] Call Trace: [ 38.298649][ T436] sysfs_create_files+0x40a/0x4a0 [ 38.303783][ T436] ? sysfs_create_file_ns+0x2a0/0x2a0 [ 38.309149][ T436] ? __kasan_check_write+0x14/0x20 [ 38.314267][ T436] ? kobject_get+0xd2/0x120 [ 38.318763][ T436] __device_add_disk+0x9cb/0x11d0 [ 38.323808][ T436] ? device_add_disk+0x40/0x40 [ 38.328573][ T436] ? vsprintf+0x40/0x40 [ 38.332709][ T436] device_add_disk+0x2a/0x40 [ 38.337315][ T436] loop_add+0x58f/0x760 [ 38.341468][ T436] loop_control_ioctl+0x564/0x740 [ 38.346509][ T436] ? loop_remove+0xb0/0xb0 [ 38.350927][ T436] ? __fget_files+0x39e/0x3d0 [ 38.355614][ T436] ? security_file_ioctl+0xb1/0xd0 [ 38.360805][ T436] ? loop_remove+0xb0/0xb0 [ 38.365251][ T436] __se_sys_ioctl+0x115/0x190 [ 38.369925][ T436] __x64_sys_ioctl+0x7b/0x90 [ 38.374522][ T436] do_syscall_64+0x34/0x70 [ 38.378932][ T436] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 38.384827][ T436] RIP: 0033:0x7ff508e1d0e9 [ 38.389237][ T436] 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 [ 38.408883][ T436] RSP: 002b:00007ff508d93168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 38.417484][ T436] RAX: ffffffffffffffda RBX: 00007ff508f2ff60 RCX: 00007ff508e1d0e9 [ 38.425714][ T436] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 38.433942][ T436] RBP: 00007ff508d931d0 R08: 0000000000000000 R09: 0000000000000000 [ 38.441914][ T436] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 38.449953][ T436] R13: 00007fffddbf7cbf R14: 00007ff508d93300 R15: 0000000000022000 [ 38.457973][ T436] ---[ end trace aadbc60b148dd182 ]--- [ 38.463788][ T436] loop0: failed to create sysfs files for events [ 38.474193][ T439] ------------[ cut here ]------------ [ 38.479657][ T439] kernfs: can not remove 'events', no directory [ 38.486091][ T439] WARNING: CPU: 1 PID: 439 at fs/kernfs/dir.c:1508 kernfs_remove_by_name_ns+0x65/0x90 [ 38.496130][ T439] Modules linked in: [ 38.500045][ T439] CPU: 1 PID: 439 Comm: syz-executor.0 Tainted: G W 5.10.101-syzkaller-00002-ga37eec78a6b7 #0 [ 38.511613][ T439] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 38.521725][ T439] RIP: 0010:kernfs_remove_by_name_ns+0x65/0x90 [ 38.528029][ T439] Code: 48 89 c3 e8 0d 69 9b ff 48 89 df e8 c5 ee ff ff 31 db eb 29 e8 fc 68 9b ff 48 c7 c7 80 02 2d 85 4c 89 fe 31 c0 e8 ab b0 6d ff <0f> 0b bb fe ff ff ff eb 16 e8 dd 68 9b ff bb fe ff ff ff 48 c7 c7 [ 38.548224][ T439] RSP: 0018:ffffc90000d57bf8 EFLAGS: 00010246 [ 38.554496][ T439] RAX: 29a34d07ae389900 RBX: 0000000000000000 RCX: ffff8881065b3b40 [ 38.562454][ T439] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 38.570700][ T439] RBP: ffffc90000d57c10 R08: ffffffff8153bc88 R09: fffff520001aaea5 [ 38.578828][ T439] R10: fffff520001aaea5 R11: 1ffff920001aaea4 R12: 0000000000000000 [ 38.586939][ T439] R13: ffffffff86138e40 R14: 0000000000000000 R15: ffffffff8542f6c0 [ 38.595007][ T439] FS: 00007ff508d93700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 38.604017][ T439] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.610629][ T439] CR2: 00007ff508f31090 CR3: 000000010da20000 CR4: 00000000003506a0 [ 38.618891][ T439] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 38.627110][ T439] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 38.635144][ T439] Call Trace: [ 38.638473][ T439] sysfs_remove_files+0xab/0x110 [ 38.643456][ T439] del_gendisk+0x278/0xe20 [ 38.647858][ T439] ? device_add_disk_no_queue_reg+0x30/0x30 [ 38.654008][ T439] ? __radix_tree_delete+0x2ba/0x380 [ 38.659280][ T439] ? radix_tree_delete_item+0x261/0x360 [ 38.664862][ T439] loop_remove+0x46/0xb0 [ 38.669103][ T439] loop_control_ioctl+0x67f/0x740 [ 38.674144][ T439] ? loop_remove+0xb0/0xb0 [ 38.678562][ T439] ? __fget_files+0x39e/0x3d0 [ 38.683231][ T439] ? security_file_ioctl+0xb1/0xd0 [ 38.688385][ T439] ? loop_remove+0xb0/0xb0 [ 38.692781][ T439] __se_sys_ioctl+0x115/0x190 [ 38.697589][ T439] __x64_sys_ioctl+0x7b/0x90 [ 38.702174][ T439] do_syscall_64+0x34/0x70 [ 38.706614][ T439] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 38.712497][ T439] RIP: 0033:0x7ff508e1d0e9 [ 38.716950][ T439] 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 [ 38.737974][ T439] RSP: 002b:00007ff508d93168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 38.746432][ T439] RAX: ffffffffffffffda RBX: 00007ff508f2ff60 RCX: 00007ff508e1d0e9 [ 38.754554][ T439] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000004 [ 38.762523][ T439] RBP: 00007ff508e7708d R08: 0000000000000000 R09: 0000000000000000 [ 38.770505][ T439] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 38.778598][ T439] R13: 00007fffddbf7cbf R14: 00007ff508d93300 R15: 0000000000022000 [ 38.786723][ T439] ---[ end trace aadbc60b148dd183 ]--- [ 38.792204][ T439] ------------[ cut here ]------------ [ 38.797700][ T439] kernfs: can not remove 'events_async', no directory [ 38.804560][ T439] WARNING: CPU: 1 PID: 439 at fs/kernfs/dir.c:1508 kernfs_remove_by_name_ns+0x65/0x90 [ 38.814518][ T439] Modules linked in: [ 38.818457][ T439] CPU: 0 PID: 439 Comm: syz-executor.0 Tainted: G W 5.10.101-syzkaller-00002-ga37eec78a6b7 #0 [ 38.830180][ T439] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 38.840437][ T439] RIP: 0010:kernfs_remove_by_name_ns+0x65/0x90 [ 38.846639][ T439] Code: 48 89 c3 e8 0d 69 9b ff 48 89 df e8 c5 ee ff ff 31 db eb 29 e8 fc 68 9b ff 48 c7 c7 80 02 2d 85 4c 89 fe 31 c0 e8 ab b0 6d ff <0f> 0b bb fe ff ff ff eb 16 e8 dd 68 9b ff bb fe ff ff ff 48 c7 c7 [ 38.866494][ T439] RSP: 0018:ffffc90000d57bf8 EFLAGS: 00010246 [ 38.872597][ T439] RAX: 29a34d07ae389900 RBX: 0000000000000000 RCX: ffff8881065b3b40 [ 38.880806][ T439] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 38.888893][ T439] RBP: ffffc90000d57c10 R08: ffffffff8153bc88 R09: ffffed103ee6a5d8 [ 38.897181][ T439] R10: ffffed103ee6a5d8 R11: 1ffff1103ee6a5d7 R12: 0000000000000000 [ 38.905375][ T439] R13: ffffffff86138e40 R14: 0000000000000000 R15: ffffffff8542f7a0 [ 38.913459][ T439] FS: 00007ff508d93700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 38.922388][ T439] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.929026][ T439] CR2: 00007ff508f31090 CR3: 000000010da20000 CR4: 00000000003506a0 [ 38.937068][ T439] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 38.945049][ T439] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 38.953098][ T439] Call Trace: [ 38.956536][ T439] sysfs_remove_files+0xab/0x110 [ 38.961462][ T439] del_gendisk+0x278/0xe20 [ 38.965896][ T439] ? device_add_disk_no_queue_reg+0x30/0x30 [ 38.971788][ T439] ? __radix_tree_delete+0x2ba/0x380 [ 38.977223][ T439] ? radix_tree_delete_item+0x261/0x360 [ 38.982808][ T439] loop_remove+0x46/0xb0 [ 38.987232][ T439] loop_control_ioctl+0x67f/0x740 [ 38.992821][ T439] ? loop_remove+0xb0/0xb0 [ 38.997392][ T439] ? __fget_files+0x39e/0x3d0 [ 39.002086][ T439] ? security_file_ioctl+0xb1/0xd0 [ 39.007397][ T439] ? loop_remove+0xb0/0xb0 [ 39.011841][ T439] __se_sys_ioctl+0x115/0x190 [ 39.016571][ T439] __x64_sys_ioctl+0x7b/0x90 [ 39.021172][ T439] do_syscall_64+0x34/0x70 [ 39.025638][ T439] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 39.031510][ T439] RIP: 0033:0x7ff508e1d0e9 [ 39.035937][ T439] 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 [ 39.055770][ T439] RSP: 002b:00007ff508d93168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 39.064204][ T439] RAX: ffffffffffffffda RBX: 00007ff508f2ff60 RCX: 00007ff508e1d0e9 [ 39.072486][ T439] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000004 [ 39.080486][ T439] RBP: 00007ff508e7708d R08: 0000000000000000 R09: 0000000000000000 [ 39.088478][ T439] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 39.096602][ T439] R13: 00007fffddbf7cbf R14: 00007ff508d93300 R15: 0000000000022000 [ 39.104591][ T439] ---[ end trace aadbc60b148dd184 ]--- [ 39.110111][ T439] ------------[ cut here ]------------ [ 39.115566][ T439] kernfs: can not remove 'events_poll_msecs', no directory [ 39.122965][ T439] WARNING: CPU: 1 PID: 439 at fs/kernfs/dir.c:1508 kernfs_remove_by_name_ns+0x65/0x90 [ 39.132627][ T439] Modules linked in: [ 39.136544][ T439] CPU: 1 PID: 439 Comm: syz-executor.0 Tainted: G W 5.10.101-syzkaller-00002-ga37eec78a6b7 #0 [ 39.148078][ T439] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 39.158154][ T439] RIP: 0010:kernfs_remove_by_name_ns+0x65/0x90 [ 39.164314][ T439] Code: 48 89 c3 e8 0d 69 9b ff 48 89 df e8 c5 ee ff ff 31 db eb 29 e8 fc 68 9b ff 48 c7 c7 80 02 2d 85 4c 89 fe 31 c0 e8 ab b0 6d ff <0f> 0b bb fe ff ff ff eb 16 e8 dd 68 9b ff bb fe ff ff ff 48 c7 c7 [ 39.183918][ T439] RSP: 0018:ffffc90000d57bf8 EFLAGS: 00010246 [ 39.189963][ T439] RAX: 29a34d07ae389900 RBX: 0000000000000000 RCX: ffff8881065b3b40 [ 39.197960][ T439] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 39.205940][ T439] RBP: ffffc90000d57c10 R08: ffffffff8153bc88 R09: ffffed103ee6a5d8 [ 39.213920][ T439] R10: ffffed103ee6a5d8 R11: 1ffff1103ee6a5d7 R12: 0000000000000000 [ 39.221886][ T439] R13: ffffffff86138e40 R14: 0000000000000000 R15: ffffffff8542f800 [ 39.229986][ T439] FS: 00007ff508d93700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 39.238930][ T439] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.245521][ T439] CR2: 00007ff508f31090 CR3: 000000010da20000 CR4: 00000000003506a0 [ 39.253510][ T439] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 39.261554][ T439] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 39.269535][ T439] Call Trace: [ 39.272811][ T439] sysfs_remove_files+0xab/0x110 [ 39.277752][ T439] del_gendisk+0x278/0xe20 [ 39.282179][ T439] ? device_add_disk_no_queue_reg+0x30/0x30 [ 39.288070][ T439] ? __radix_tree_delete+0x2ba/0x380 [ 39.293498][ T439] ? radix_tree_delete_item+0x261/0x360 [ 39.299021][ T439] loop_remove+0x46/0xb0 [ 39.303275][ T439] loop_control_ioctl+0x67f/0x740 [ 39.308303][ T439] ? loop_remove+0xb0/0xb0 [ 39.312693][ T439] ? __fget_files+0x39e/0x3d0 [ 39.317387][ T439] ? security_file_ioctl+0xb1/0xd0 [ 39.322495][ T439] ? loop_remove+0xb0/0xb0 [ 39.326998][ T439] __se_sys_ioctl+0x115/0x190 [ 39.331666][ T439] __x64_sys_ioctl+0x7b/0x90 [ 39.336261][ T439] do_syscall_64+0x34/0x70 [ 39.340667][ T439] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 39.346577][ T439] RIP: 0033:0x7ff508e1d0e9 [ 39.351009][ T439] 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 [ 39.370655][ T439] RSP: 002b:00007ff508d93168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 39.379176][ T439] RAX: ffffffffffffffda RBX: 00007ff508f2ff60 RCX: 00007ff508e1d0e9 [ 39.387421][ T439] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000004 [ 39.395404][ T439] RBP: 00007ff508e7708d R08: 0000000000000000 R09: 0000000000000000 [ 39.403376][ T439] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 39.411332][ T439] R13: 00007fffddbf7cbf R14: 00007ff508d93300 R15: 0000000000022000 [ 39.419307][ T439] ---[ end trace aadbc60b148dd185 ]--- [ 39.424801][ T439] ------------[ cut here ]------------ [ 39.430230][ T439] kernfs: can not remove 'bdi', no directory [ 39.436272][ T439] WARNING: CPU: 1 PID: 439 at fs/kernfs/dir.c:1508 kernfs_remove_by_name_ns+0x65/0x90 [ 39.445808][ T439] Modules linked in: [ 39.449684][ T439] CPU: 1 PID: 439 Comm: syz-executor.0 Tainted: G W 5.10.101-syzkaller-00002-ga37eec78a6b7 #0 [ 39.461212][ T439] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 39.471402][ T439] RIP: 0010:kernfs_remove_by_name_ns+0x65/0x90 [ 39.477573][ T439] Code: 48 89 c3 e8 0d 69 9b ff 48 89 df e8 c5 ee ff ff 31 db eb 29 e8 fc 68 9b ff 48 c7 c7 80 02 2d 85 4c 89 fe 31 c0 e8 ab b0 6d ff <0f> 0b bb fe ff ff ff eb 16 e8 dd 68 9b ff bb fe ff ff ff 48 c7 c7 [ 39.497236][ T439] RSP: 0018:ffffc90000d57c18 EFLAGS: 00010246 [ 39.503314][ T439] RAX: 29a34d07ae389900 RBX: 0000000000000000 RCX: ffff8881065b3b40 [ 39.511273][ T439] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 39.519259][ T439] RBP: ffffc90000d57c30 R08: ffffffff8153bc88 R09: fffff520001aaea9 [ 39.527243][ T439] R10: fffff520001aaea9 R11: 1ffff920001aaea8 R12: 0000000000000240 [ 39.535214][ T439] R13: ffff88810e5e3030 R14: 0000000000000000 R15: ffffffff8542f0a0 [ 39.543274][ T439] FS: 00007ff508d93700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 39.552175][ T439] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.558762][ T439] CR2: 00007ff508f31090 CR3: 000000010da20000 CR4: 00000000003506a0 [ 39.566755][ T439] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 39.574726][ T439] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 39.582681][ T439] Call Trace: [ 39.585977][ T439] sysfs_remove_link+0x50/0x60 [ 39.590730][ T439] del_gendisk+0x7cd/0xe20 [ 39.595155][ T439] ? device_add_disk_no_queue_reg+0x30/0x30 [ 39.601036][ T439] ? __radix_tree_delete+0x2ba/0x380 [ 39.606334][ T439] ? radix_tree_delete_item+0x261/0x360 [ 39.611868][ T439] loop_remove+0x46/0xb0 [ 39.616161][ T439] loop_control_ioctl+0x67f/0x740 [ 39.621431][ T439] ? loop_remove+0xb0/0xb0 [ 39.625861][ T439] ? __fget_files+0x39e/0x3d0 [ 39.630525][ T439] ? security_file_ioctl+0xb1/0xd0 [ 39.635722][ T439] ? loop_remove+0xb0/0xb0 [ 39.640129][ T439] __se_sys_ioctl+0x115/0x190 [ 39.644805][ T439] __x64_sys_ioctl+0x7b/0x90 [ 39.649383][ T439] do_syscall_64+0x34/0x70 [ 39.653804][ T439] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 39.659683][ T439] RIP: 0033:0x7ff508e1d0e9 [ 39.664098][ T439] 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 [ 39.683984][ T439] RSP: 002b:00007ff508d93168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 39.692375][ T439] RAX: ffffffffffffffda RBX: 00007ff508f2ff60 RCX: 00007ff508e1d0e9 [ 39.700370][ T439] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000004 [ 39.708401][ T439] RBP: 00007ff508e7708d R08: 0000000000000000 R09: 0000000000000000 [ 39.716383][ T439] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 39.724353][ T439] R13: 00007fffddbf7cbf R14: 00007ff508d93300 R15: 0000000000022000 [ 39.732304][ T439] ---[ end trace aadbc60b148dd186 ]--- [ 39.738084][ T439] general protection fault, probably for non-canonical address 0xdffffc000000001a: 0000 [#1] PREEMPT SMP KASAN [ 39.749785][ T439] KASAN: null-ptr-deref in range [0x00000000000000d0-0x00000000000000d7] [ 39.758170][ T439] CPU: 1 PID: 439 Comm: syz-executor.0 Tainted: G W 5.10.101-syzkaller-00002-ga37eec78a6b7 #0 [ 39.769677][ T439] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 39.779717][ T439] RIP: 0010:device_del+0xdf/0xf00 [ 39.784719][ T439] Code: 20 42 80 3c 28 00 74 08 48 89 df e8 9b 46 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 [ 39.804297][ T439] RSP: 0018:ffffc90000d57b60 EFLAGS: 00010202 [ 39.810358][ T439] RAX: 1ffff11021cbc61a RBX: ffff88810e5e30d0 RCX: ffffffff8491d9f6 [ 39.818315][ T439] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffc90000d57ae0 [ 39.826258][ T439] RBP: ffffc90000d57c50 R08: dffffc0000000000 R09: fffff520001aaf5d [ 39.834203][ T439] R10: fffff520001aaf5d R11: 1ffff920001aaf5c R12: 000000000000001a [ 39.842145][ T439] R13: dffffc0000000000 R14: ffff88810e5e3108 R15: 00000000000000d0 [ 39.850095][ T439] FS: 00007ff508d93700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 39.858996][ T439] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.865588][ T439] CR2: 00007ff508f31090 CR3: 000000010da20000 CR4: 00000000003506a0 [ 39.873537][ T439] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 39.881501][ T439] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 39.889444][ T439] Call Trace: [ 39.892728][ T439] ? _raw_spin_lock_irqsave+0x210/0x210 [ 39.898254][ T439] ? kernfs_name_hash+0x1f9/0x240 [ 39.903274][ T439] ? kill_device+0xd0/0xd0 [ 39.907684][ T439] ? mutex_unlock+0x1d/0x40 [ 39.912168][ T439] del_gendisk+0xbf2/0xe20 [ 39.916570][ T439] ? device_add_disk_no_queue_reg+0x30/0x30 [ 39.922437][ T439] ? __radix_tree_delete+0x2ba/0x380 [ 39.927696][ T439] ? radix_tree_delete_item+0x261/0x360 [ 39.933218][ T439] loop_remove+0x46/0xb0 [ 39.937442][ T439] loop_control_ioctl+0x67f/0x740 [ 39.942440][ T439] ? loop_remove+0xb0/0xb0 [ 39.946829][ T439] ? __fget_files+0x39e/0x3d0 [ 39.951488][ T439] ? security_file_ioctl+0xb1/0xd0 [ 39.956587][ T439] ? loop_remove+0xb0/0xb0 [ 39.961088][ T439] __se_sys_ioctl+0x115/0x190 [ 39.965747][ T439] __x64_sys_ioctl+0x7b/0x90 [ 39.970312][ T439] do_syscall_64+0x34/0x70 [ 39.974705][ T439] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 39.980576][ T439] RIP: 0033:0x7ff508e1d0e9 [ 39.984965][ T439] 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 [ 40.004546][ T439] RSP: 002b:00007ff508d93168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 40.012941][ T439] RAX: ffffffffffffffda RBX: 00007ff508f2ff60 RCX: 00007ff508e1d0e9 [ 40.020913][ T439] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000004 [ 40.028947][ T439] RBP: 00007ff508e7708d R08: 0000000000000000 R09: 0000000000000000 [ 40.036980][ T439] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 40.044928][ T439] R13: 00007fffddbf7cbf R14: 00007ff508d93300 R15: 0000000000022000 [ 40.052874][ T439] Modules linked in: [ 40.057777][ T439] ---[ end trace aadbc60b148dd187 ]--- [ 40.063322][ T439] RIP: 0010:device_del+0xdf/0xf00 [ 40.068356][ T439] Code: 20 42 80 3c 28 00 74 08 48 89 df e8 9b 46 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 [ 40.088011][ T439] RSP: 0018:ffffc90000d57b60 EFLAGS: 00010202 [ 40.094224][ T439] RAX: 1ffff11021cbc61a RBX: ffff88810e5e30d0 RCX: ffffffff8491d9f6 [ 40.102359][ T439] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffc90000d57ae0 [ 40.110515][ T439] RBP: ffffc90000d57c50 R08: dffffc0000000000 R09: fffff520001aaf5d [ 40.118497][ T439] R10: fffff520001aaf5d R11: 1ffff920001aaf5c R12: 000000000000001a [ 40.126474][ T439] R13: dffffc0000000000 R14: ffff88810e5e3108 R15: 00000000000000d0 [ 40.134456][ T439] FS: 00007ff508d93700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 40.143391][ T439] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.149954][ T439] CR2: 00007ff508f31090 CR3: 000000010da20000 CR4: 00000000003506a0 [ 40.157926][ T439] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 40.165891][ T439] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 40.173858][ T439] Kernel panic - not syncing: Fatal exception [ 40.180089][ T439] Kernel Offset: disabled [ 40.184398][ T439] Rebooting in 86400 seconds..