[ 30.894918][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #08!!! [ 30.934869][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #08!!! [ 30.943872][ T9] device bridge_slave_1 left promiscuous mode [ 30.950015][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 30.957348][ T9] device bridge_slave_0 left promiscuous mode [ 30.963522][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.537548][ T23] kauditd_printk_skb: 64 callbacks suppressed [ 41.537551][ T23] audit: type=1400 audit(1660527400.899:147): avc: denied { read } for pid=142 comm="syslogd" name="log" dev="sda1" ino=1125 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 [ 42.375201][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!! [ 42.484785][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!! Warning: Permanently added '10.128.1.117' (ECDSA) to the list of known hosts. 2022/08/15 01:36:47 ignoring optional flag "sandboxArg"="0" 2022/08/15 01:36:47 parsed 1 programs 2022/08/15 01:36:47 executed programs: 0 [ 48.232804][ T23] audit: type=1400 audit(1660527407.589:148): avc: denied { mounton } for pid=410 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 [ 48.257610][ T23] audit: type=1400 audit(1660527407.589:149): avc: denied { mount } for pid=410 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 [ 48.267927][ T414] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.281137][ T23] audit: type=1400 audit(1660527407.589:150): avc: denied { mounton } for pid=414 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 [ 48.288022][ T414] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.312027][ T23] audit: type=1400 audit(1660527407.589:151): avc: denied { module_request } for pid=414 comm="syz-executor.0" kmod="netdev-nr0" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 48.319336][ T414] device bridge_slave_0 entered promiscuous mode [ 48.347694][ T414] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.354698][ T414] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.362253][ T414] device bridge_slave_1 entered promiscuous mode [ 48.383546][ T414] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.390575][ T414] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.397920][ T414] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.405142][ T414] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.418981][ T384] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.426181][ T384] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.433530][ T384] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 48.441144][ T384] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.449902][ T392] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.458058][ T392] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.465854][ T392] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.474353][ T392] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.482493][ T392] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.484885][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #08!!! [ 48.489518][ T392] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.515079][ T392] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 48.523418][ T392] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 48.531876][ T392] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 48.541220][ T392] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 48.549376][ T392] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 48.557517][ T392] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.565715][ T392] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.578307][ T23] audit: type=1400 audit(1660527407.939:152): avc: denied { mount } for pid=414 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 [ 48.602704][ T23] audit: type=1400 audit(1660527407.969:153): avc: denied { ioctl } for pid=419 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 [ 48.608410][ T422] udevd[422]: inotify_add_watch(7, /dev/loop0, 10) failed: No such file or directory [ 48.659381][ T424] FAULT_INJECTION: forcing a failure. [ 48.659381][ T424] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 48.672840][ T424] CPU: 1 PID: 424 Comm: syz-executor.0 Not tainted 5.10.43-syzkaller #0 [ 48.681229][ T424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 48.691263][ T424] Call Trace: [ 48.694524][ T424] dump_stack_lvl+0x81/0xac [ 48.699001][ T424] dump_stack+0x10/0x12 [ 48.703120][ T424] should_fail.cold+0x5/0x1f [ 48.707677][ T424] should_fail_alloc_page+0x74/0x90 [ 48.712938][ T424] __alloc_pages_nodemask+0x13f/0x2060 [ 48.718663][ T424] ? bdi_register_va+0x237/0x670 [ 48.723570][ T424] ? bdi_register+0xa6/0xd0 [ 48.728134][ T424] ? __device_add_disk+0xbb6/0xfe0 [ 48.733565][ T424] ? device_add_disk+0xe/0x10 [ 48.738215][ T424] ? loop_add+0x5a3/0x7a0 [ 48.742523][ T424] ? loop_control_ioctl+0x13a/0x3d0 [ 48.747706][ T424] ? __x64_sys_ioctl+0x129/0x1a0 [ 48.752622][ T424] ? do_syscall_64+0x32/0x80 [ 48.757364][ T424] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 48.763506][ T424] ? __debugfs_create_file+0xc7/0x490 [ 48.768852][ T424] ? debugfs_create_file+0x24/0x30 [ 48.774017][ T424] ? bdi_register_va+0x237/0x670 [ 48.778917][ T424] ? bdi_register+0xa6/0xd0 [ 48.783395][ T424] ? __device_add_disk+0xbb6/0xfe0 [ 48.788477][ T424] ? device_add_disk+0xe/0x10 [ 48.793130][ T424] ? loop_add+0x5a3/0x7a0 [ 48.797537][ T424] ? loop_control_ioctl+0x13a/0x3d0 [ 48.802722][ T424] ? do_syscall_64+0x32/0x80 [ 48.807366][ T424] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 48.813400][ T424] ? warn_alloc+0x120/0x120 [ 48.817870][ T424] ? _raw_spin_unlock+0x41/0x80 [ 48.822778][ T424] ? __kasan_check_write+0x14/0x20 [ 48.827872][ T424] ? blk_crypto_fallback_start_using_mode+0x670/0x670 [ 48.834721][ T424] ? kasan_poison+0x51/0x60 [ 48.839203][ T424] ? kasan_unpoison+0x42/0x70 [ 48.843861][ T424] __get_free_pages+0x10/0x40 [ 48.848544][ T424] inode_doinit_with_dentry+0x5f4/0x1400 [ 48.854345][ T424] ? security_inode_alloc+0x2a/0x120 [ 48.859630][ T424] ? selinux_socket_setsockopt+0x2f0/0x2f0 [ 48.865495][ T424] ? current_time+0x6d/0x200 [ 48.870076][ T424] selinux_d_instantiate+0x17/0x20 [ 48.875158][ T424] security_d_instantiate+0x47/0xc0 [ 48.880338][ T424] d_instantiate+0x50/0x90 [ 48.884742][ T424] __debugfs_create_file+0x1a8/0x490 [ 48.890087][ T424] debugfs_create_file+0x24/0x30 [ 48.895030][ T424] bdi_register_va+0x237/0x670 [ 48.899996][ T424] bdi_register+0xa6/0xd0 [ 48.904296][ T424] ? bdi_register_va+0x670/0x670 [ 48.909247][ T424] ? vsnprintf+0xcea/0x1750 [ 48.913986][ T424] ? elevator_init_mq+0xac/0x440 [ 48.918897][ T424] __device_add_disk+0xbb6/0xfe0 [ 48.923809][ T424] ? blk_alloc_devt+0x2d0/0x2d0 [ 48.928628][ T424] ? sprintf+0xae/0xe0 [ 48.932679][ T424] ? pm_runtime_init+0x2e7/0x380 [ 48.937588][ T424] ? device_initialize+0x1f3/0x430 [ 48.942956][ T424] device_add_disk+0xe/0x10 [ 48.947527][ T424] loop_add+0x5a3/0x7a0 [ 48.951651][ T424] loop_control_ioctl+0x13a/0x3d0 [ 48.956643][ T424] ? loop_lookup+0x1a0/0x1a0 [ 48.961201][ T424] __x64_sys_ioctl+0x129/0x1a0 [ 48.966155][ T424] do_syscall_64+0x32/0x80 [ 48.970625][ T424] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 48.976796][ T424] RIP: 0033:0x7f08bde47279 [ 48.981185][ T424] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 49.001207][ T424] RSP: 002b:00007f08bddbd168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 49.009598][ T424] RAX: ffffffffffffffda RBX: 00007f08bdf59f80 RCX: 00007f08bde47279 [ 49.017571][ T424] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 49.025521][ T424] RBP: 00007f08bddbd1d0 R08: 0000000000000000 R09: 0000000000000000 [ 49.033477][ T424] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 49.041440][ T424] R13: 00007fff4bfb7d1f R14: 00007f08bddbd300 R15: 0000000000022000 [ 49.050777][ T23] audit: type=1400 audit(1660527408.409:154): 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 [ 49.072912][ T23] audit: type=1400 audit(1660527408.409:155): 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 [ 49.095486][ T23] audit: type=1400 audit(1660527408.409:156): 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 [ 49.119510][ T422] udevd[422]: inotify_add_watch(7, /dev/loop0, 10) failed: No such file or directory [ 49.130191][ T427] FAULT_INJECTION: forcing a failure. [ 49.130191][ T427] name failslab, interval 1, probability 0, space 0, times 1 [ 49.143065][ T427] CPU: 1 PID: 427 Comm: syz-executor.0 Not tainted 5.10.43-syzkaller #0 [ 49.151467][ T427] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 49.161781][ T427] Call Trace: [ 49.165051][ T427] dump_stack_lvl+0x81/0xac [ 49.169531][ T427] dump_stack+0x10/0x12 [ 49.173654][ T427] should_fail.cold+0x5/0x1f [ 49.178216][ T427] ? device_add+0xc79/0x1b20 [ 49.183119][ T427] __should_failslab+0xd8/0x120 [ 49.188205][ T427] should_failslab+0x9/0x20 [ 49.192716][ T427] kmem_cache_alloc_trace+0x3d/0x390 [ 49.197994][ T427] device_add+0xc79/0x1b20 [ 49.202381][ T427] ? dev_set_name+0xa6/0xd0 [ 49.206855][ T427] ? device_remove_bin_file+0x20/0x20 [ 49.212206][ T427] ? __fw_devlink_link_to_suppliers+0x520/0x520 [ 49.218413][ T427] ? compat_blkdev_ioctl+0x870/0x870 [ 49.223663][ T427] ? invalidate_partition+0x1a0/0x1a0 [ 49.229013][ T427] __device_add_disk+0x407/0xfe0 [ 49.234024][ T427] ? blk_alloc_devt+0x2d0/0x2d0 [ 49.238850][ T427] ? sprintf+0xae/0xe0 [ 49.242905][ T427] ? pm_runtime_init+0x2e7/0x380 [ 49.247807][ T427] ? device_initialize+0x1f3/0x430 [ 49.252890][ T427] device_add_disk+0xe/0x10 [ 49.257368][ T427] loop_add+0x5a3/0x7a0 [ 49.261655][ T427] loop_control_ioctl+0x13a/0x3d0 [ 49.266750][ T427] ? loop_lookup+0x1a0/0x1a0 [ 49.271322][ T427] __x64_sys_ioctl+0x129/0x1a0 [ 49.276074][ T427] do_syscall_64+0x32/0x80 [ 49.280461][ T427] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 49.286321][ T427] RIP: 0033:0x7f08bde47279 [ 49.290714][ 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 [ 49.310735][ T427] RSP: 002b:00007f08bddbd168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 49.319160][ T427] RAX: ffffffffffffffda RBX: 00007f08bdf59f80 RCX: 00007f08bde47279 [ 49.327108][ T427] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 49.335139][ T427] RBP: 00007f08bddbd1d0 R08: 0000000000000000 R09: 0000000000000000 [ 49.343087][ T427] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 49.351029][ T427] R13: 00007fff4bfb7d1f R14: 00007f08bddbd300 R15: 0000000000022000 [ 49.359957][ T427] kobject_add_internal failed for queue (error: -2 parent: loop0) [ 49.367926][ T427] ------------[ cut here ]------------ [ 49.373446][ T427] WARNING: CPU: 0 PID: 427 at fs/sysfs/file.c:328 sysfs_create_file_ns+0x15a/0x1a0 [ 49.383002][ T427] Modules linked in: [ 49.386968][ T427] CPU: 1 PID: 427 Comm: syz-executor.0 Not tainted 5.10.43-syzkaller #0 [ 49.395327][ T427] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 49.405406][ T427] RIP: 0010:sysfs_create_file_ns+0x15a/0x1a0 [ 49.411396][ T427] 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 98 ce d9 ff e9 7a ff ff ff e8 3e 5f [ 49.431505][ T427] RSP: 0018:ffffc90000877ba8 EFLAGS: 00010246 [ 49.437719][ T427] RAX: 0000000000000000 RBX: 1ffff9200010ef77 RCX: dffffc0000000000 [ 49.445778][ T427] RDX: 1ffff11021aace13 RSI: ffffffff84df85a0 RDI: ffff88810d567068 [ 49.453861][ T427] RBP: ffffc90000877c60 R08: 0000000000000001 R09: ffff88810a37e8fb [ 49.461978][ T427] R10: ffffed102146fd1f R11: 5f7463656a626f6b R12: ffff88810d567068 [ 49.470360][ T427] R13: ffffffff84df85a0 R14: ffffc90000877c38 R15: ffff88810d567098 [ 49.478630][ T427] FS: 00007f08bddbd700(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 49.487658][ T427] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.494342][ T427] CR2: 00007fff4bfb8048 CR3: 000000010c65d000 CR4: 00000000003506b0 [ 49.502501][ T427] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 49.510822][ T427] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 49.519034][ T427] Call Trace: [ 49.522478][ T427] ? kset_create_and_add+0x170/0x170 [ 49.527865][ T427] ? sysfs_add_file_mode_ns+0x430/0x430 [ 49.533551][ T427] ? __kasan_check_write+0x14/0x20 [ 49.538822][ T427] ? mutex_lock+0x79/0xd0 [ 49.543211][ T427] ? __mutex_lock_slowpath+0x10/0x10 [ 49.548555][ T427] sysfs_create_files+0x5c/0x1a0 [ 49.553689][ T427] ? __kasan_check_write+0x14/0x20 [ 49.558899][ T427] ? kobject_get+0x55/0xe0 [ 49.563353][ T427] __device_add_disk+0x798/0xfe0 [ 49.568343][ T427] ? blk_alloc_devt+0x2d0/0x2d0 [ 49.573205][ T427] ? sprintf+0xae/0xe0 [ 49.577338][ T427] ? pm_runtime_init+0x2e7/0x380 [ 49.582505][ T427] ? device_initialize+0x1f3/0x430 [ 49.587688][ T427] device_add_disk+0xe/0x10 [ 49.592202][ T427] loop_add+0x5a3/0x7a0 [ 49.596392][ T427] loop_control_ioctl+0x13a/0x3d0 [ 49.601426][ T427] ? loop_lookup+0x1a0/0x1a0 [ 49.606038][ T427] __x64_sys_ioctl+0x129/0x1a0 [ 49.610900][ T427] do_syscall_64+0x32/0x80 [ 49.615339][ T427] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 49.621243][ T427] RIP: 0033:0x7f08bde47279 [ 49.625676][ 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 [ 49.645438][ T427] RSP: 002b:00007f08bddbd168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 49.654028][ T427] RAX: ffffffffffffffda RBX: 00007f08bdf59f80 RCX: 00007f08bde47279 [ 49.662064][ T427] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 49.670148][ T427] RBP: 00007f08bddbd1d0 R08: 0000000000000000 R09: 0000000000000000 [ 49.678418][ T427] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 49.686580][ T427] R13: 00007fff4bfb7d1f R14: 00007f08bddbd300 R15: 0000000000022000 [ 49.695170][ T427] ---[ end trace 0f756e78014ec099 ]--- [ 49.700777][ T427] ------------[ cut here ]------------ [ 49.706343][ T427] kernfs: can not remove 'events', no directory [ 49.712591][ T427] WARNING: CPU: 0 PID: 427 at fs/kernfs/dir.c:1507 kernfs_remove_by_name_ns+0x74/0x80 [ 49.722221][ T427] Modules linked in: [ 49.726268][ T427] CPU: 0 PID: 427 Comm: syz-executor.0 Tainted: G W 5.10.43-syzkaller #0 [ 49.736354][ T427] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 49.746493][ T427] RIP: 0010:kernfs_remove_by_name_ns+0x74/0x80 [ 49.752738][ T427] Code: 02 31 c0 41 5c 41 5d 41 5e 5d c3 48 c7 c7 20 ea c7 85 e8 bf 35 70 02 b8 fe ff ff ff eb e5 48 c7 c7 00 d6 cb 84 e8 c4 89 60 02 <0f> 0b b8 fe ff ff ff eb d0 0f 1f 00 48 b8 00 00 00 00 00 fc ff df [ 49.772404][ T427] RSP: 0018:ffffc90000877c48 EFLAGS: 00010286 [ 49.778506][ T427] RAX: 0000000000000000 RBX: ffffffff85e3bd38 RCX: 0000000000000000 [ 49.786522][ T427] RDX: 0000000000000001 RSI: 0000000000000004 RDI: fffff5200010ef7b [ 49.794498][ T427] RBP: ffffc90000877c60 R08: 0000000000000001 R09: ffff8881f721f54b [ 49.802528][ T427] R10: ffffed103ee43ea9 R11: 203a73666e72656b R12: ffff88810d567068 [ 49.810625][ T427] R13: ffffffff84df8560 R14: ffffed1021aace13 R15: ffffffff85e3bd38 [ 49.819009][ T427] FS: 00007f08bddbd700(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 49.827957][ T427] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.834637][ T427] CR2: 000055ac074a8088 CR3: 000000010c65d000 CR4: 00000000003506b0 [ 49.842709][ T427] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 49.850763][ T427] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 49.858723][ T427] Call Trace: [ 49.861987][ T427] sysfs_create_files+0x106/0x1a0 [ 49.867014][ T427] ? __kasan_check_write+0x14/0x20 [ 49.872096][ T427] __device_add_disk+0x798/0xfe0 [ 49.877022][ T427] ? blk_alloc_devt+0x2d0/0x2d0 [ 49.881847][ T427] ? sprintf+0xae/0xe0 [ 49.885916][ T427] ? pm_runtime_init+0x2e7/0x380 [ 49.890837][ T427] ? device_initialize+0x1f3/0x430 [ 49.896043][ T427] device_add_disk+0xe/0x10 [ 49.900583][ T427] loop_add+0x5a3/0x7a0 [ 49.904810][ T427] loop_control_ioctl+0x13a/0x3d0 [ 49.909837][ T427] ? loop_lookup+0x1a0/0x1a0 [ 49.914412][ T427] __x64_sys_ioctl+0x129/0x1a0 [ 49.919218][ T427] do_syscall_64+0x32/0x80 [ 49.923638][ T427] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 49.929566][ T427] RIP: 0033:0x7f08bde47279 [ 49.933985][ 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 [ 49.953768][ T427] RSP: 002b:00007f08bddbd168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 49.962201][ T427] RAX: ffffffffffffffda RBX: 00007f08bdf59f80 RCX: 00007f08bde47279 [ 49.970535][ T427] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 49.978731][ T427] RBP: 00007f08bddbd1d0 R08: 0000000000000000 R09: 0000000000000000 [ 49.987107][ T427] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 49.995344][ T427] R13: 00007fff4bfb7d1f R14: 00007f08bddbd300 R15: 0000000000022000 [ 50.003416][ T427] ---[ end trace 0f756e78014ec09a ]--- [ 50.008883][ T427] loop0: failed to create sysfs files for events [ 50.017923][ T430] ------------[ cut here ]------------ [ 50.023400][ T430] kernfs: can not remove 'events', no directory [ 50.029694][ T430] WARNING: CPU: 0 PID: 430 at fs/kernfs/dir.c:1507 kernfs_remove_by_name_ns+0x74/0x80 [ 50.039256][ T430] Modules linked in: [ 50.043145][ T430] CPU: 0 PID: 430 Comm: syz-executor.0 Tainted: G W 5.10.43-syzkaller #0 [ 50.053052][ T430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 50.063405][ T430] RIP: 0010:kernfs_remove_by_name_ns+0x74/0x80 [ 50.069937][ T430] Code: 02 31 c0 41 5c 41 5d 41 5e 5d c3 48 c7 c7 20 ea c7 85 e8 bf 35 70 02 b8 fe ff ff ff eb e5 48 c7 c7 00 d6 cb 84 e8 c4 89 60 02 <0f> 0b b8 fe ff ff ff eb d0 0f 1f 00 48 b8 00 00 00 00 00 fc ff df [ 50.089869][ T430] RSP: 0018:ffffc900008d7cf0 EFLAGS: 00010282 [ 50.096084][ T430] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000000 [ 50.104529][ T430] RDX: 0000000000000001 RSI: 0000000000000008 RDI: fffff5200011af90 [ 50.112638][ T430] RBP: ffffc900008d7d08 R08: 0000000000000000 R09: ffffc900008d78ff [ 50.120627][ T430] R10: fffff5200011af1f R11: 203a73666e72656b R12: ffffffff85e3bd40 [ 50.128646][ T430] R13: ffffffff84df8560 R14: ffffed1021aace13 R15: 0000000000000001 [ 50.136944][ T430] FS: 00007f08bddbd700(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 50.145920][ T430] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.152515][ T430] CR2: 00007fff4bfb8048 CR3: 000000010c65d000 CR4: 00000000003506b0 [ 50.160573][ T430] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.168687][ T430] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.178255][ T430] Call Trace: [ 50.181558][ T430] sysfs_remove_files+0x82/0x100 [ 50.186671][ T430] del_gendisk+0x1d9/0xa60 [ 50.191316][ T430] ? idr_find+0x3e/0x60 [ 50.195729][ T430] ? disk_events_poll_msecs_store+0x1b0/0x1b0 [ 50.202038][ T430] ? loop_lookup+0x73/0x1a0 [ 50.206570][ T430] ? loop_queue_rq+0x3f0/0x3f0 [ 50.211538][ T430] ? __mutex_lock_killable_slowpath+0x10/0x10 [ 50.217759][ T430] loop_control_ioctl+0x30d/0x3d0 [ 50.222961][ T430] ? loop_lookup+0x1a0/0x1a0 [ 50.227779][ T430] __x64_sys_ioctl+0x129/0x1a0 [ 50.232726][ T430] do_syscall_64+0x32/0x80 [ 50.237198][ T430] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 50.243184][ T430] RIP: 0033:0x7f08bde47279 [ 50.247684][ T430] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 50.267510][ T430] RSP: 002b:00007f08bddbd168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 50.275965][ T430] RAX: ffffffffffffffda RBX: 00007f08bdf59f80 RCX: 00007f08bde47279 [ 50.284218][ T430] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 50.292265][ T430] RBP: 00007f08bdea1189 R08: 0000000000000000 R09: 0000000000000000 [ 50.300865][ T430] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 50.308964][ T430] R13: 00007fff4bfb7d1f R14: 00007f08bddbd300 R15: 0000000000022000 [ 50.317123][ T430] ---[ end trace 0f756e78014ec09b ]--- [ 50.322627][ T430] ------------[ cut here ]------------ [ 50.328117][ T430] kernfs: can not remove 'events_async', no directory [ 50.334951][ T430] WARNING: CPU: 0 PID: 430 at fs/kernfs/dir.c:1507 kernfs_remove_by_name_ns+0x74/0x80 [ 50.344511][ T430] Modules linked in: [ 50.348447][ T430] CPU: 0 PID: 430 Comm: syz-executor.0 Tainted: G W 5.10.43-syzkaller #0 [ 50.358451][ T430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 50.368564][ T430] RIP: 0010:kernfs_remove_by_name_ns+0x74/0x80 [ 50.374936][ T430] Code: 02 31 c0 41 5c 41 5d 41 5e 5d c3 48 c7 c7 20 ea c7 85 e8 bf 35 70 02 b8 fe ff ff ff eb e5 48 c7 c7 00 d6 cb 84 e8 c4 89 60 02 <0f> 0b b8 fe ff ff ff eb d0 0f 1f 00 48 b8 00 00 00 00 00 fc ff df [ 50.395591][ T430] RSP: 0018:ffffc900008d7cf0 EFLAGS: 00010282 [ 50.401994][ T430] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000000 [ 50.410263][ T430] RDX: 0000000000000001 RSI: ffffffff85587760 RDI: fffff5200011af90 [ 50.418262][ T430] RBP: ffffc900008d7d08 R08: 0000000000000001 R09: ffff8881f724b067 [ 50.426253][ T430] R10: ffffed103ee4960c R11: 203a73666e72656b R12: ffffffff85e3bd40 [ 50.434232][ T430] R13: ffffffff84df84e0 R14: ffffed1021aace13 R15: 0000000000000002 [ 50.442316][ T430] FS: 00007f08bddbd700(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 50.451725][ T430] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.458441][ T430] CR2: 00007fff4bfb8048 CR3: 000000010c65d000 CR4: 00000000003506b0 [ 50.467040][ T430] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.475260][ T430] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.483285][ T430] Call Trace: [ 50.486687][ T430] sysfs_remove_files+0x82/0x100 [ 50.491665][ T430] del_gendisk+0x1d9/0xa60 [ 50.496205][ T430] ? idr_find+0x3e/0x60 [ 50.500433][ T430] ? disk_events_poll_msecs_store+0x1b0/0x1b0 [ 50.506618][ T430] ? loop_lookup+0x73/0x1a0 [ 50.511225][ T430] ? loop_queue_rq+0x3f0/0x3f0 [ 50.516122][ T430] ? __mutex_lock_killable_slowpath+0x10/0x10 [ 50.522215][ T430] loop_control_ioctl+0x30d/0x3d0 [ 50.527314][ T430] ? loop_lookup+0x1a0/0x1a0 [ 50.532162][ T430] __x64_sys_ioctl+0x129/0x1a0 [ 50.537319][ T430] do_syscall_64+0x32/0x80 [ 50.541751][ T430] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 50.547708][ T430] RIP: 0033:0x7f08bde47279 [ 50.552133][ T430] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 50.571850][ T430] RSP: 002b:00007f08bddbd168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 50.580437][ T430] RAX: ffffffffffffffda RBX: 00007f08bdf59f80 RCX: 00007f08bde47279 [ 50.588867][ T430] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 50.597040][ T430] RBP: 00007f08bdea1189 R08: 0000000000000000 R09: 0000000000000000 [ 50.605132][ T430] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 50.613288][ T430] R13: 00007fff4bfb7d1f R14: 00007f08bddbd300 R15: 0000000000022000 [ 50.621372][ T430] ---[ end trace 0f756e78014ec09c ]--- [ 50.626875][ T430] ------------[ cut here ]------------ [ 50.632648][ T430] kernfs: can not remove 'events_poll_msecs', no directory [ 50.640056][ T430] WARNING: CPU: 0 PID: 430 at fs/kernfs/dir.c:1507 kernfs_remove_by_name_ns+0x74/0x80 [ 50.649909][ T430] Modules linked in: [ 50.653805][ T430] CPU: 0 PID: 430 Comm: syz-executor.0 Tainted: G W 5.10.43-syzkaller #0 [ 50.663572][ T430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 50.673739][ T430] RIP: 0010:kernfs_remove_by_name_ns+0x74/0x80 [ 50.679929][ T430] Code: 02 31 c0 41 5c 41 5d 41 5e 5d c3 48 c7 c7 20 ea c7 85 e8 bf 35 70 02 b8 fe ff ff ff eb e5 48 c7 c7 00 d6 cb 84 e8 c4 89 60 02 <0f> 0b b8 fe ff ff ff eb d0 0f 1f 00 48 b8 00 00 00 00 00 fc ff df [ 50.699829][ T430] RSP: 0018:ffffc900008d7cf0 EFLAGS: 00010282 [ 50.705975][ T430] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000000 [ 50.713959][ T430] RDX: 0000000000000001 RSI: 0000000000000008 RDI: fffff5200011af90 [ 50.722046][ T430] RBP: ffffc900008d7d08 R08: 0000000000000000 R09: ffffc900008d78ff [ 50.730140][ T430] R10: fffff5200011af1f R11: 203a73666e72656b R12: ffffffff85e3bd40 [ 50.739023][ T430] R13: ffffffff84df8460 R14: ffffed1021aace13 R15: 0000000000000003 [ 50.747202][ T430] FS: 00007f08bddbd700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 50.756291][ T430] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.762871][ T430] CR2: 00007f08bdf5b0b0 CR3: 000000010c65d000 CR4: 00000000003506a0 [ 50.770952][ T430] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.779075][ T430] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.787436][ T430] Call Trace: [ 50.790741][ T430] sysfs_remove_files+0x82/0x100 [ 50.795706][ T430] del_gendisk+0x1d9/0xa60 [ 50.800129][ T430] ? idr_find+0x3e/0x60 [ 50.804267][ T430] ? disk_events_poll_msecs_store+0x1b0/0x1b0 [ 50.810376][ T430] ? loop_lookup+0x73/0x1a0 [ 50.814913][ T430] ? loop_queue_rq+0x3f0/0x3f0 [ 50.819676][ T430] ? __mutex_lock_killable_slowpath+0x10/0x10 [ 50.825764][ T430] loop_control_ioctl+0x30d/0x3d0 [ 50.830799][ T430] ? loop_lookup+0x1a0/0x1a0 [ 50.835558][ T430] __x64_sys_ioctl+0x129/0x1a0 [ 50.840340][ T430] do_syscall_64+0x32/0x80 [ 50.844792][ T430] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 50.850672][ T430] RIP: 0033:0x7f08bde47279 [ 50.855130][ T430] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 50.874998][ T430] RSP: 002b:00007f08bddbd168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 50.883378][ T430] RAX: ffffffffffffffda RBX: 00007f08bdf59f80 RCX: 00007f08bde47279 [ 50.891370][ T430] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 50.899512][ T430] RBP: 00007f08bdea1189 R08: 0000000000000000 R09: 0000000000000000 [ 50.907486][ T430] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 50.915453][ T430] R13: 00007fff4bfb7d1f R14: 00007f08bddbd300 R15: 0000000000022000 [ 50.923401][ T430] ---[ end trace 0f756e78014ec09d ]--- [ 50.928921][ T430] ------------[ cut here ]------------ [ 50.934354][ T430] kernfs: can not remove 'bdi', no directory [ 50.940547][ T430] WARNING: CPU: 0 PID: 430 at fs/kernfs/dir.c:1507 kernfs_remove_by_name_ns+0x74/0x80 [ 50.950237][ T430] Modules linked in: [ 50.954131][ T430] CPU: 0 PID: 430 Comm: syz-executor.0 Tainted: G W 5.10.43-syzkaller #0 [ 50.963953][ T430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 50.974420][ T430] RIP: 0010:kernfs_remove_by_name_ns+0x74/0x80 [ 50.980569][ T430] Code: 02 31 c0 41 5c 41 5d 41 5e 5d c3 48 c7 c7 20 ea c7 85 e8 bf 35 70 02 b8 fe ff ff ff eb e5 48 c7 c7 00 d6 cb 84 e8 c4 89 60 02 <0f> 0b b8 fe ff ff ff eb d0 0f 1f 00 48 b8 00 00 00 00 00 fc ff df [ 51.000162][ T430] RSP: 0018:ffffc900008d7d20 EFLAGS: 00010286 [ 51.006240][ T430] RAX: 0000000000000000 RBX: ffff88810d567068 RCX: 0000000000000000 [ 51.014191][ T430] RDX: 0000000000000001 RSI: ffffffff85587760 RDI: fffff5200011af96 [ 51.022248][ T430] RBP: ffffc900008d7d38 R08: 0000000000000001 R09: ffff8881f724b067 [ 51.030291][ T430] R10: ffffed103ee4960c R11: 203a73666e72656b R12: ffff88810d567468 [ 51.038447][ T430] R13: ffffffff84df7f40 R14: ffffc900008d7e10 R15: 0000000000000000 [ 51.046417][ T430] FS: 00007f08bddbd700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 51.055469][ T430] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.062035][ T430] CR2: 00007f08bdf5b0b0 CR3: 000000010c65d000 CR4: 00000000003506a0 [ 51.070093][ T430] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.078069][ T430] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.086119][ T430] Call Trace: [ 51.089388][ T430] sysfs_remove_link+0x37/0xa0 [ 51.094153][ T430] del_gendisk+0x74b/0xa60 [ 51.098751][ T430] ? disk_events_poll_msecs_store+0x1b0/0x1b0 [ 51.104830][ T430] ? loop_lookup+0x73/0x1a0 [ 51.109298][ T430] ? loop_queue_rq+0x3f0/0x3f0 [ 51.114044][ T430] ? __mutex_lock_killable_slowpath+0x10/0x10 [ 51.120106][ T430] loop_control_ioctl+0x30d/0x3d0 [ 51.125233][ T430] ? loop_lookup+0x1a0/0x1a0 [ 51.129798][ T430] __x64_sys_ioctl+0x129/0x1a0 [ 51.134532][ T430] do_syscall_64+0x32/0x80 [ 51.138941][ T430] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 51.144844][ T430] RIP: 0033:0x7f08bde47279 [ 51.149234][ T430] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 51.168836][ T430] RSP: 002b:00007f08bddbd168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 51.177242][ T430] RAX: ffffffffffffffda RBX: 00007f08bdf59f80 RCX: 00007f08bde47279 [ 51.185205][ T430] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 51.193195][ T430] RBP: 00007f08bdea1189 R08: 0000000000000000 R09: 0000000000000000 [ 51.201172][ T430] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 51.209158][ T430] R13: 00007fff4bfb7d1f R14: 00007f08bddbd300 R15: 0000000000022000 [ 51.217346][ T430] ---[ end trace 0f756e78014ec09e ]--- [ 51.223027][ T430] general protection fault, probably for non-canonical address 0xdffffc000000001a: 0000 [#1] PREEMPT SMP KASAN [ 51.234830][ T430] KASAN: null-ptr-deref in range [0x00000000000000d0-0x00000000000000d7] [ 51.243297][ T430] CPU: 1 PID: 430 Comm: syz-executor.0 Tainted: G W 5.10.43-syzkaller #0 [ 51.253203][ T430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 51.263240][ T430] RIP: 0010:device_del+0xe3/0xd00 [ 51.268254][ T430] Code: c1 ea 03 80 3c 02 00 0f 85 c5 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 a6 09 00 00 41 0f b6 84 24 d0 00 00 [ 51.287826][ T430] RSP: 0018:ffffc900008d7ca0 EFLAGS: 00010202 [ 51.293857][ T430] RAX: dffffc0000000000 RBX: ffff88810d567068 RCX: ffffffff84262aa9 [ 51.301812][ T430] RDX: 000000000000001a RSI: 0000000000000008 RDI: 00000000000000d0 [ 51.309849][ T430] RBP: ffffc900008d7d58 R08: 0000000000000001 R09: ffffc900008d7c3f [ 51.317990][ T430] R10: fffff5200011af87 R11: 0000000000000000 R12: 0000000000000000 [ 51.325943][ T430] R13: ffff88810d567108 R14: fffffbfff0cdf1c8 R15: 0000000000000008 [ 51.333888][ T430] FS: 00007f08bddbd700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 51.343062][ T430] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.349791][ T430] CR2: 00007f08bdf5b0b0 CR3: 000000010c65d000 CR4: 00000000003506a0 [ 51.357733][ T430] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.365784][ T430] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.374011][ T430] Call Trace: [ 51.377270][ T430] ? _raw_spin_lock+0x120/0x120 [ 51.382087][ T430] ? __device_links_supplier_defer_sync+0x1f0/0x1f0 [ 51.388740][ T430] ? __kasan_check_write+0x14/0x20 [ 51.393830][ T430] ? mutex_unlock+0x14/0x40 [ 51.398308][ T430] ? pm_runtime_set_memalloc_noio+0xdf/0x100 [ 51.405546][ T430] del_gendisk+0x611/0xa60 [ 51.409956][ T430] ? disk_events_poll_msecs_store+0x1b0/0x1b0 [ 51.416000][ T430] ? loop_lookup+0x73/0x1a0 [ 51.420499][ T430] ? loop_queue_rq+0x3f0/0x3f0 [ 51.425230][ T430] ? __mutex_lock_killable_slowpath+0x10/0x10 [ 51.431421][ T430] loop_control_ioctl+0x30d/0x3d0 [ 51.436424][ T430] ? loop_lookup+0x1a0/0x1a0 [ 51.441093][ T430] __x64_sys_ioctl+0x129/0x1a0 [ 51.445854][ T430] do_syscall_64+0x32/0x80 [ 51.450257][ T430] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 51.456121][ T430] RIP: 0033:0x7f08bde47279 [ 51.460615][ T430] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 51.480289][ T430] RSP: 002b:00007f08bddbd168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 51.488681][ T430] RAX: ffffffffffffffda RBX: 00007f08bdf59f80 RCX: 00007f08bde47279 [ 51.496624][ T430] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 51.504565][ T430] RBP: 00007f08bdea1189 R08: 0000000000000000 R09: 0000000000000000 [ 51.512704][ T430] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 51.520644][ T430] R13: 00007fff4bfb7d1f R14: 00007f08bddbd300 R15: 0000000000022000 [ 51.528779][ T430] Modules linked in: [ 51.533390][ T430] ---[ end trace 0f756e78014ec09f ]--- [ 51.538884][ T430] RIP: 0010:device_del+0xe3/0xd00 [ 51.543986][ T430] Code: c1 ea 03 80 3c 02 00 0f 85 c5 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 a6 09 00 00 41 0f b6 84 24 d0 00 00 [ 51.563715][ T430] RSP: 0018:ffffc900008d7ca0 EFLAGS: 00010202 [ 51.569805][ T430] RAX: dffffc0000000000 RBX: ffff88810d567068 RCX: ffffffff84262aa9 [ 51.577786][ T430] RDX: 000000000000001a RSI: 0000000000000008 RDI: 00000000000000d0 [ 51.585790][ T430] RBP: ffffc900008d7d58 R08: 0000000000000001 R09: ffffc900008d7c3f [ 51.593760][ T430] R10: fffff5200011af87 R11: 0000000000000000 R12: 0000000000000000 [ 51.601924][ T430] R13: ffff88810d567108 R14: fffffbfff0cdf1c8 R15: 0000000000000008 [ 51.610014][ T430] FS: 00007f08bddbd700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 51.619062][ T430] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.625758][ T430] CR2: 00007f08bdf5b0b0 CR3: 000000010c65d000 CR4: 00000000003506a0 [ 51.633796][ T430] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.641769][ T430] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.650209][ T430] Kernel panic - not syncing: Fatal exception [ 51.657957][ T430] Kernel Offset: disabled [ 51.662263][ T430] Rebooting in 86400 seconds..