Warning: Permanently added '10.128.1.224' (ED25519) to the list of known hosts. 2024/08/29 03:09:56 ignoring optional flag "sandboxArg"="0" 2024/08/29 03:09:56 parsed 1 programs [ 45.067321][ T23] kauditd_printk_skb: 13 callbacks suppressed [ 45.067333][ T23] audit: type=1400 audit(1724900996.140:89): avc: denied { mounton } for pid=407 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 [ 45.067972][ T407] cgroup1: Unknown subsys name 'net' [ 45.101951][ T407] cgroup1: Unknown subsys name 'net_prio' [ 45.108026][ T407] cgroup1: Unknown subsys name 'devices' 2024/08/29 03:09:56 executed programs: 0 [ 45.115660][ T407] cgroup1: Unknown subsys name 'hugetlb' [ 45.121852][ T407] cgroup1: Unknown subsys name 'rlimit' [ 45.192577][ T412] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.200104][ T412] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.207978][ T412] device bridge_slave_0 entered promiscuous mode [ 45.215123][ T412] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.222356][ T412] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.230184][ T412] device bridge_slave_1 entered promiscuous mode [ 45.284229][ T412] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.291095][ T412] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.298647][ T412] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.305814][ T412] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.330505][ T369] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.338572][ T369] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.346310][ T369] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.353759][ T369] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.364366][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.372646][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.379537][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.388701][ T369] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.397140][ T369] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.403968][ T369] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.426948][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.435147][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.444737][ T369] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.457596][ T369] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.476389][ T369] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 45.490431][ T107] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 45.498864][ T107] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 45.522721][ T23] audit: type=1400 audit(1724900996.590:90): avc: denied { read } for pid=417 comm="syz-executor.0" name="loop-control" dev="devtmpfs" ino=9188 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 45.547734][ T23] audit: type=1400 audit(1724900996.590:91): avc: denied { open } for pid=417 comm="syz-executor.0" path="/dev/loop-control" dev="devtmpfs" ino=9188 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 45.575127][ T23] audit: type=1400 audit(1724900996.590:92): avc: denied { ioctl } for pid=417 comm="syz-executor.0" path="/dev/loop-control" dev="devtmpfs" ino=9188 ioctlcmd=0x4c81 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 45.618431][ T420] FAULT_INJECTION: forcing a failure. [ 45.618431][ T420] name failslab, interval 1, probability 0, space 0, times 1 [ 45.631268][ T420] CPU: 1 PID: 420 Comm: syz-executor.0 Not tainted 5.4.281-syzkaller-04937-gd883a2284ec1 #0 [ 45.641180][ T420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 45.651483][ T420] Call Trace: [ 45.654703][ T420] dump_stack+0x1d8/0x241 [ 45.659412][ T420] ? panic+0x89d/0x89d [ 45.663792][ T420] ? mutex_unlock+0x18/0x40 [ 45.668126][ T420] ? nf_ct_l4proto_log_invalid+0x258/0x258 [ 45.673938][ T420] ? selinux_kernfs_init_security+0x14e/0x730 [ 45.680219][ T420] ? idr_alloc_cyclic+0x369/0x5d0 [ 45.685038][ T420] should_fail+0x71f/0x880 [ 45.689306][ T420] ? setup_fault_attr+0x3d0/0x3d0 [ 45.694239][ T420] ? _raw_spin_lock+0xa4/0x1b0 [ 45.698916][ T420] ? __kernfs_new_node+0xdb/0x6e0 [ 45.703868][ T420] should_failslab+0x5/0x20 [ 45.708206][ T420] kmem_cache_alloc+0x28/0x250 [ 45.712898][ T420] __kernfs_new_node+0xdb/0x6e0 [ 45.717580][ T420] ? kernfs_new_node+0x230/0x230 [ 45.722439][ T420] ? mutex_lock+0xa5/0x110 [ 45.726693][ T420] ? mutex_trylock+0xa0/0xa0 [ 45.731118][ T420] ? kernfs_activate+0x2fe/0x320 [ 45.736070][ T420] kernfs_new_node+0x130/0x230 [ 45.741106][ T420] __kernfs_create_file+0x45/0x260 [ 45.746111][ T420] sysfs_add_file_mode_ns+0x292/0x340 [ 45.751325][ T420] internal_create_group+0x573/0xf00 [ 45.756727][ T420] ? sysfs_create_group+0x20/0x20 [ 45.762102][ T420] sysfs_create_groups+0x52/0x110 [ 45.766975][ T420] device_add_attrs+0xd0/0x370 [ 45.771692][ T420] device_add+0x4f4/0xbb0 [ 45.775840][ T420] __device_add_disk+0x767/0x1220 [ 45.780931][ T420] ? device_add_disk+0x30/0x30 [ 45.785562][ T420] ? __alloc_disk_node+0x459/0x5a0 [ 45.791023][ T420] loop_add+0x573/0x740 [ 45.795177][ T420] loop_control_ioctl+0x448/0x620 [ 45.800509][ T420] ? loop_remove+0xa0/0xa0 [ 45.804792][ T420] ? memset+0x1f/0x40 [ 45.808844][ T420] ? fsnotify+0x1280/0x1340 [ 45.813339][ T420] ? loop_remove+0xa0/0xa0 [ 45.817643][ T420] do_vfs_ioctl+0x742/0x1720 [ 45.822494][ T420] ? ioctl_preallocate+0x250/0x250 [ 45.827473][ T420] ? __fget+0x407/0x490 [ 45.831501][ T420] ? fget_many+0x20/0x20 [ 45.835582][ T420] ? debug_smp_processor_id+0x20/0x20 [ 45.841037][ T420] ? security_file_ioctl+0x7d/0xa0 [ 45.846147][ T420] __x64_sys_ioctl+0xd4/0x110 [ 45.850748][ T420] do_syscall_64+0xca/0x1c0 [ 45.855268][ T420] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 45.861681][ T420] RIP: 0033:0x7fccf4c4c1e9 [ 45.866118][ T420] 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 b4 ff ff ff f7 d8 64 89 01 48 [ 45.886120][ T420] RSP: 002b:00007fccf4bd20d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 45.894809][ T420] RAX: ffffffffffffffda RBX: 00007fccf4d5ef60 RCX: 00007fccf4c4c1e9 [ 45.902618][ T420] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 45.910907][ T420] RBP: 00007fccf4bd2120 R08: 0000000000000000 R09: 0000000000000000 [ 45.919053][ T420] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 45.927267][ T420] R13: 000000000000000b R14: 00007fccf4d5ef60 R15: 00007ffef63a8e88 [ 45.937631][ T420] kobject_add_internal failed for queue (error: -2 parent: loop0) [ 45.945627][ T420] ------------[ cut here ]------------ [ 45.951086][ T420] WARNING: CPU: 1 PID: 420 at fs/sysfs/file.c:328 sysfs_create_files+0x325/0x470 [ 45.960706][ T420] Modules linked in: [ 45.964452][ T420] CPU: 1 PID: 420 Comm: syz-executor.0 Not tainted 5.4.281-syzkaller-04937-gd883a2284ec1 #0 [ 45.975021][ T420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 45.985249][ T420] RIP: 0010:sysfs_create_files+0x325/0x470 [ 45.991172][ T420] Code: c1 03 38 c1 0f 8c b7 fe ff ff 48 8d 7c 24 70 e8 d1 05 d6 ff e9 a8 fe ff ff e8 17 1f a6 ff 31 db e9 ef 00 00 00 e8 0b 1f a6 ff <0f> 0b bb ea ff ff ff 4c 8b 74 24 08 eb 17 85 db 0f 84 cf 00 00 00 [ 46.011411][ T420] RSP: 0018:ffff8881dae37940 EFLAGS: 00010293 [ 46.017493][ T420] RAX: ffffffff81be1b08 RBX: ffff8881ef68e0a0 RCX: ffff8881f0d7de80 [ 46.025390][ T420] RDX: 0000000000000000 RSI: ffffffff85a66120 RDI: ffff8881ef68e070 [ 46.033279][ T420] RBP: ffff8881dae37a10 R08: ffffffff844aaec0 R09: ffffed103de7aaf4 [ 46.041408][ T420] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 46.049607][ T420] R13: ffffffff84f99c80 R14: dffffc0000000000 R15: ffff8881ef68e070 [ 46.057590][ T420] FS: 00007fccf4bd26c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 46.066393][ T420] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.073141][ T420] CR2: 00007fccf4bd1ff8 CR3: 00000001ef4b0000 CR4: 00000000003406a0 [ 46.081048][ T420] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.089035][ T420] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.096953][ T420] Call Trace: [ 46.100061][ T420] ? __warn+0x162/0x250 [ 46.104133][ T420] ? report_bug+0x3a1/0x4e0 [ 46.108591][ T420] ? sysfs_create_files+0x325/0x470 [ 46.113725][ T420] ? sysfs_create_files+0x325/0x470 [ 46.119120][ T420] ? do_invalid_op+0x6e/0x110 [ 46.123781][ T420] ? invalid_op+0x1e/0x30 [ 46.127940][ T420] ? kobject_get+0xc0/0x110 [ 46.132277][ T420] ? sysfs_create_files+0x458/0x470 [ 46.137586][ T420] ? sysfs_create_files+0x325/0x470 [ 46.142606][ T420] ? sysfs_create_file_ns+0x2a0/0x2a0 [ 46.147817][ T420] ? kobject_get+0xc9/0x110 [ 46.152151][ T420] __device_add_disk+0x949/0x1220 [ 46.157104][ T420] ? device_add_disk+0x30/0x30 [ 46.161810][ T420] ? __alloc_disk_node+0x459/0x5a0 [ 46.166916][ T420] loop_add+0x573/0x740 [ 46.171001][ T420] loop_control_ioctl+0x448/0x620 [ 46.175956][ T420] ? loop_remove+0xa0/0xa0 [ 46.180292][ T420] ? memset+0x1f/0x40 [ 46.184191][ T420] ? fsnotify+0x1280/0x1340 [ 46.188623][ T420] ? loop_remove+0xa0/0xa0 [ 46.193141][ T420] do_vfs_ioctl+0x742/0x1720 [ 46.197732][ T420] ? ioctl_preallocate+0x250/0x250 [ 46.202941][ T420] ? __fget+0x407/0x490 [ 46.206943][ T420] ? fget_many+0x20/0x20 [ 46.211551][ T420] ? debug_smp_processor_id+0x20/0x20 [ 46.216761][ T420] ? security_file_ioctl+0x7d/0xa0 [ 46.221691][ T420] __x64_sys_ioctl+0xd4/0x110 [ 46.226317][ T420] do_syscall_64+0xca/0x1c0 [ 46.230917][ T420] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 46.236838][ T420] RIP: 0033:0x7fccf4c4c1e9 [ 46.241162][ T420] 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 b4 ff ff ff f7 d8 64 89 01 48 [ 46.260874][ T420] RSP: 002b:00007fccf4bd20d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 46.269240][ T420] RAX: ffffffffffffffda RBX: 00007fccf4d5ef60 RCX: 00007fccf4c4c1e9 [ 46.277445][ T420] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 46.285367][ T420] RBP: 00007fccf4bd2120 R08: 0000000000000000 R09: 0000000000000000 [ 46.293390][ T420] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 46.301692][ T420] R13: 000000000000000b R14: 00007fccf4d5ef60 R15: 00007ffef63a8e88 [ 46.309529][ T420] ---[ end trace 47356e9f3c89d6dd ]--- [ 46.318201][ T420] ------------[ cut here ]------------ [ 46.323804][ T420] kernfs: can not remove 'events', no directory [ 46.330478][ T420] WARNING: CPU: 0 PID: 420 at fs/kernfs/dir.c:1523 kernfs_remove_by_name_ns+0xb1/0x100 [ 46.340381][ T420] Modules linked in: [ 46.344166][ T420] CPU: 0 PID: 420 Comm: syz-executor.0 Tainted: G W 5.4.281-syzkaller-04937-gd883a2284ec1 #0 [ 46.356093][ T420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 46.366102][ T420] RIP: 0010:kernfs_remove_by_name_ns+0xb1/0x100 [ 46.372433][ T420] Code: ff 03 48 89 df e8 ff ef ff ff 48 89 df e8 87 af ff ff 31 db eb 27 e8 ae 7c a6 ff 48 c7 c7 40 ab e5 84 4c 89 fe e8 1f 2e 7d ff <0f> 0b bb fe ff ff ff eb 16 e8 91 7c a6 ff bb fe ff ff ff 48 c7 c7 [ 46.392517][ T420] RSP: 0018:ffff8881dae37918 EFLAGS: 00010246 [ 46.398878][ T420] RAX: 328584b608ce6200 RBX: 0000000000000000 RCX: ffff8881f0d7de80 [ 46.407057][ T420] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 46.414949][ T420] RBP: ffff8881dae37a10 R08: ffffffff814d5952 R09: ffffed103edca9b8 [ 46.422985][ T420] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 46.430769][ T420] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff84f99d40 [ 46.438605][ T420] FS: 00007fccf4bd26c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 46.447433][ T420] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.454254][ T420] CR2: 00007ffcf6864f38 CR3: 00000001ef4b0000 CR4: 00000000003406b0 [ 46.462500][ T420] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.470407][ T420] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.478228][ T420] Call Trace: [ 46.481488][ T420] ? __warn+0x162/0x250 [ 46.485480][ T420] ? report_bug+0x3a1/0x4e0 [ 46.489933][ T420] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 46.495560][ T420] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 46.501264][ T420] ? do_invalid_op+0x6e/0x110 [ 46.505909][ T420] ? invalid_op+0x1e/0x30 [ 46.510214][ T420] ? wake_up_klogd+0xb2/0xf0 [ 46.514830][ T420] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 46.520627][ T420] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 46.526182][ T420] sysfs_create_files+0x3de/0x470 [ 46.531124][ T420] ? sysfs_create_file_ns+0x2a0/0x2a0 [ 46.536795][ T420] ? kobject_get+0xc9/0x110 [ 46.541264][ T420] __device_add_disk+0x949/0x1220 [ 46.546092][ T420] ? device_add_disk+0x30/0x30 [ 46.550698][ T420] ? __alloc_disk_node+0x459/0x5a0 [ 46.556443][ T420] loop_add+0x573/0x740 [ 46.561015][ T420] loop_control_ioctl+0x448/0x620 [ 46.566082][ T420] ? loop_remove+0xa0/0xa0 [ 46.570603][ T420] ? memset+0x1f/0x40 [ 46.574409][ T420] ? fsnotify+0x1280/0x1340 [ 46.578759][ T420] ? loop_remove+0xa0/0xa0 [ 46.583515][ T420] do_vfs_ioctl+0x742/0x1720 [ 46.588022][ T420] ? ioctl_preallocate+0x250/0x250 [ 46.593057][ T420] ? __fget+0x407/0x490 [ 46.597136][ T420] ? fget_many+0x20/0x20 [ 46.601633][ T420] ? debug_smp_processor_id+0x20/0x20 [ 46.606941][ T420] ? security_file_ioctl+0x7d/0xa0 [ 46.612059][ T420] __x64_sys_ioctl+0xd4/0x110 [ 46.616616][ T420] do_syscall_64+0xca/0x1c0 [ 46.620905][ T420] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 46.626802][ T420] RIP: 0033:0x7fccf4c4c1e9 [ 46.631148][ T420] 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 b4 ff ff ff f7 d8 64 89 01 48 [ 46.651489][ T420] RSP: 002b:00007fccf4bd20d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 46.659703][ T420] RAX: ffffffffffffffda RBX: 00007fccf4d5ef60 RCX: 00007fccf4c4c1e9 [ 46.667662][ T420] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 46.675466][ T420] RBP: 00007fccf4bd2120 R08: 0000000000000000 R09: 0000000000000000 [ 46.683613][ T420] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 46.691550][ T420] R13: 000000000000000b R14: 00007fccf4d5ef60 R15: 00007ffef63a8e88 [ 46.699450][ T420] ---[ end trace 47356e9f3c89d6de ]--- [ 46.706932][ T420] loop0: failed to create sysfs files for events [ 46.720597][ T423] ------------[ cut here ]------------ [ 46.725994][ T423] kernfs: can not remove 'events', no directory [ 46.732129][ T423] WARNING: CPU: 1 PID: 423 at fs/kernfs/dir.c:1523 kernfs_remove_by_name_ns+0xb1/0x100 [ 46.741671][ T423] Modules linked in: [ 46.745451][ T423] CPU: 1 PID: 423 Comm: syz-executor.0 Tainted: G W 5.4.281-syzkaller-04937-gd883a2284ec1 #0 [ 46.756774][ T423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 46.767296][ T423] RIP: 0010:kernfs_remove_by_name_ns+0xb1/0x100 [ 46.773361][ T423] Code: ff 03 48 89 df e8 ff ef ff ff 48 89 df e8 87 af ff ff 31 db eb 27 e8 ae 7c a6 ff 48 c7 c7 40 ab e5 84 4c 89 fe e8 1f 2e 7d ff <0f> 0b bb fe ff ff ff eb 16 e8 91 7c a6 ff bb fe ff ff ff 48 c7 c7 [ 46.794214][ T423] RSP: 0018:ffff8881ef087a38 EFLAGS: 00010246 [ 46.800685][ T423] RAX: c5a5de74fb340e00 RBX: 0000000000000000 RCX: ffff8881f0d7cec0 [ 46.808704][ T423] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 46.816922][ T423] RBP: ffffffff85a66120 R08: ffffffff814d5952 R09: ffffed103ede5262 [ 46.825264][ T423] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 46.833366][ T423] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffffff84f99d40 [ 46.841408][ T423] FS: 00007fccf4bd26c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 46.850328][ T423] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.856845][ T423] CR2: 00007fccf4d5f018 CR3: 00000001ef4ab000 CR4: 00000000003406a0 [ 46.864743][ T423] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.872644][ T423] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.880562][ T423] Call Trace: [ 46.883953][ T423] ? __warn+0x162/0x250 [ 46.887940][ T423] ? report_bug+0x3a1/0x4e0 [ 46.892519][ T423] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 46.898247][ T423] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 46.903789][ T423] ? do_invalid_op+0x6e/0x110 [ 46.908299][ T423] ? invalid_op+0x1e/0x30 [ 46.912470][ T423] ? wake_up_klogd+0xb2/0xf0 [ 46.917079][ T423] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 46.922549][ T423] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 46.928020][ T423] sysfs_remove_files+0x91/0xe0 [ 46.932845][ T423] del_gendisk+0x26e/0xc30 [ 46.937364][ T423] ? avc_flush+0x1f0/0x1f0 [ 46.941907][ T423] ? device_add_disk_no_queue_reg+0x20/0x20 [ 46.948067][ T423] ? delete_node+0x706/0x780 [ 46.952697][ T423] loop_remove+0x42/0xa0 [ 46.957034][ T423] loop_control_ioctl+0x564/0x620 [ 46.961989][ T423] ? loop_remove+0xa0/0xa0 [ 46.966410][ T423] ? loop_remove+0xa0/0xa0 [ 46.970858][ T423] do_vfs_ioctl+0x742/0x1720 [ 46.975297][ T423] ? ioctl_preallocate+0x250/0x250 [ 46.980234][ T423] ? __fget+0x407/0x490 [ 46.984222][ T423] ? fget_many+0x20/0x20 [ 46.988303][ T423] ? switch_fpu_return+0x1d4/0x410 [ 46.993271][ T423] ? security_file_ioctl+0x7d/0xa0 [ 46.998371][ T423] __x64_sys_ioctl+0xd4/0x110 [ 47.002973][ T423] do_syscall_64+0xca/0x1c0 [ 47.007525][ T423] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 47.013415][ T423] RIP: 0033:0x7fccf4c4c1e9 [ 47.017743][ T423] 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 b4 ff ff ff f7 d8 64 89 01 48 [ 47.037636][ T423] RSP: 002b:00007fccf4bd20d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 47.046085][ T423] RAX: ffffffffffffffda RBX: 00007fccf4d5ef60 RCX: 00007fccf4c4c1e9 [ 47.054064][ T423] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 47.061871][ T423] RBP: 00007fccf4ca6e76 R08: 0000000000000000 R09: 0000000000000000 [ 47.069682][ T423] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 47.077947][ T423] R13: 000000000000000b R14: 00007fccf4d5ef60 R15: 00007ffef63a8e88 [ 47.085858][ T423] ---[ end trace 47356e9f3c89d6df ]--- [ 47.093664][ T423] ------------[ cut here ]------------ [ 47.099605][ T423] kernfs: can not remove 'events_async', no directory [ 47.106829][ T423] WARNING: CPU: 1 PID: 423 at fs/kernfs/dir.c:1523 kernfs_remove_by_name_ns+0xb1/0x100 [ 47.116684][ T423] Modules linked in: [ 47.120513][ T423] CPU: 1 PID: 423 Comm: syz-executor.0 Tainted: G W 5.4.281-syzkaller-04937-gd883a2284ec1 #0 [ 47.132181][ T423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 47.142189][ T423] RIP: 0010:kernfs_remove_by_name_ns+0xb1/0x100 [ 47.148253][ T423] Code: ff 03 48 89 df e8 ff ef ff ff 48 89 df e8 87 af ff ff 31 db eb 27 e8 ae 7c a6 ff 48 c7 c7 40 ab e5 84 4c 89 fe e8 1f 2e 7d ff <0f> 0b bb fe ff ff ff eb 16 e8 91 7c a6 ff bb fe ff ff ff 48 c7 c7 [ 47.168059][ T423] RSP: 0018:ffff8881ef087a38 EFLAGS: 00010246 [ 47.174571][ T423] RAX: c5a5de74fb340e00 RBX: 0000000000000000 RCX: ffff8881f0d7cec0 [ 47.182639][ T423] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 47.190646][ T423] RBP: ffffffff85a66120 R08: ffffffff814d5952 R09: 0000000000000003 [ 47.198697][ T423] R10: ffffffffffffffff R11: dffffc0000000001 R12: 0000000000000000 [ 47.206633][ T423] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffffff84f99de0 [ 47.214536][ T423] FS: 00007fccf4bd26c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 47.223568][ T423] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.230150][ T423] CR2: 00007fccf4d5f018 CR3: 00000001ef4ab000 CR4: 00000000003406a0 [ 47.238113][ T423] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.245998][ T423] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.254062][ T423] Call Trace: [ 47.257267][ T423] ? __warn+0x162/0x250 [ 47.261854][ T423] ? report_bug+0x3a1/0x4e0 [ 47.266479][ T423] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 47.272091][ T423] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 47.277647][ T423] ? do_invalid_op+0x6e/0x110 [ 47.282716][ T423] ? invalid_op+0x1e/0x30 [ 47.286932][ T423] ? wake_up_klogd+0xb2/0xf0 [ 47.291433][ T423] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 47.296913][ T423] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 47.302455][ T423] sysfs_remove_files+0x91/0xe0 [ 47.307239][ T423] del_gendisk+0x26e/0xc30 [ 47.311731][ T423] ? avc_flush+0x1f0/0x1f0 [ 47.316167][ T423] ? device_add_disk_no_queue_reg+0x20/0x20 [ 47.321980][ T423] ? delete_node+0x706/0x780 [ 47.326408][ T423] loop_remove+0x42/0xa0 [ 47.330477][ T423] loop_control_ioctl+0x564/0x620 [ 47.335336][ T423] ? loop_remove+0xa0/0xa0 [ 47.339604][ T423] ? loop_remove+0xa0/0xa0 [ 47.344048][ T423] do_vfs_ioctl+0x742/0x1720 [ 47.348479][ T423] ? ioctl_preallocate+0x250/0x250 [ 47.353423][ T423] ? __fget+0x407/0x490 [ 47.357421][ T423] ? fget_many+0x20/0x20 [ 47.361668][ T423] ? switch_fpu_return+0x1d4/0x410 [ 47.366635][ T423] ? security_file_ioctl+0x7d/0xa0 [ 47.371562][ T423] __x64_sys_ioctl+0xd4/0x110 [ 47.376349][ T423] do_syscall_64+0xca/0x1c0 [ 47.381045][ T423] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 47.386941][ T423] RIP: 0033:0x7fccf4c4c1e9 [ 47.391533][ T423] 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 b4 ff ff ff f7 d8 64 89 01 48 [ 47.411136][ T423] RSP: 002b:00007fccf4bd20d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 47.420132][ T423] RAX: ffffffffffffffda RBX: 00007fccf4d5ef60 RCX: 00007fccf4c4c1e9 [ 47.428323][ T423] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 47.436236][ T423] RBP: 00007fccf4ca6e76 R08: 0000000000000000 R09: 0000000000000000 [ 47.444336][ T423] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 47.452514][ T423] R13: 000000000000000b R14: 00007fccf4d5ef60 R15: 00007ffef63a8e88 [ 47.460701][ T423] ---[ end trace 47356e9f3c89d6e0 ]--- [ 47.469353][ T423] ------------[ cut here ]------------ [ 47.474748][ T423] kernfs: can not remove 'events_poll_msecs', no directory [ 47.482311][ T423] WARNING: CPU: 1 PID: 423 at fs/kernfs/dir.c:1523 kernfs_remove_by_name_ns+0xb1/0x100 [ 47.491832][ T423] Modules linked in: [ 47.495668][ T423] CPU: 1 PID: 423 Comm: syz-executor.0 Tainted: G W 5.4.281-syzkaller-04937-gd883a2284ec1 #0 [ 47.507364][ T423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 47.517267][ T423] RIP: 0010:kernfs_remove_by_name_ns+0xb1/0x100 [ 47.523530][ T423] Code: ff 03 48 89 df e8 ff ef ff ff 48 89 df e8 87 af ff ff 31 db eb 27 e8 ae 7c a6 ff 48 c7 c7 40 ab e5 84 4c 89 fe e8 1f 2e 7d ff <0f> 0b bb fe ff ff ff eb 16 e8 91 7c a6 ff bb fe ff ff ff 48 c7 c7 [ 47.544034][ T423] RSP: 0018:ffff8881ef087a38 EFLAGS: 00010246 [ 47.549926][ T423] RAX: c5a5de74fb340e00 RBX: 0000000000000000 RCX: ffff8881f0d7cec0 [ 47.558747][ T423] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 47.567467][ T423] RBP: ffffffff85a66120 R08: ffffffff814d5952 R09: ffffed103edea9b8 [ 47.576051][ T423] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 47.584881][ T423] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffffff84f99e00 [ 47.592678][ T423] FS: 00007fccf4bd26c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 47.601757][ T423] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.608193][ T423] CR2: 00007fccf4d5f018 CR3: 00000001ef4ab000 CR4: 00000000003406a0 [ 47.615996][ T423] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.624282][ T423] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.632188][ T423] Call Trace: [ 47.635399][ T423] ? __warn+0x162/0x250 [ 47.639466][ T423] ? report_bug+0x3a1/0x4e0 [ 47.643807][ T423] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 47.649447][ T423] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 47.654917][ T423] ? do_invalid_op+0x6e/0x110 [ 47.659524][ T423] ? invalid_op+0x1e/0x30 [ 47.663848][ T423] ? wake_up_klogd+0xb2/0xf0 [ 47.668552][ T423] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 47.674190][ T423] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 47.679929][ T423] sysfs_remove_files+0x91/0xe0 [ 47.684926][ T423] del_gendisk+0x26e/0xc30 [ 47.689272][ T423] ? avc_flush+0x1f0/0x1f0 [ 47.693543][ T423] ? device_add_disk_no_queue_reg+0x20/0x20 [ 47.699318][ T423] ? delete_node+0x706/0x780 [ 47.703743][ T423] loop_remove+0x42/0xa0 [ 47.707993][ T423] loop_control_ioctl+0x564/0x620 [ 47.713244][ T423] ? loop_remove+0xa0/0xa0 [ 47.717686][ T423] ? loop_remove+0xa0/0xa0 [ 47.721931][ T423] do_vfs_ioctl+0x742/0x1720 [ 47.726358][ T423] ? ioctl_preallocate+0x250/0x250 [ 47.731312][ T423] ? __fget+0x407/0x490 [ 47.735468][ T423] ? fget_many+0x20/0x20 [ 47.739560][ T423] ? switch_fpu_return+0x1d4/0x410 [ 47.744585][ T423] ? security_file_ioctl+0x7d/0xa0 [ 47.749796][ T423] __x64_sys_ioctl+0xd4/0x110 [ 47.754397][ T423] do_syscall_64+0xca/0x1c0 [ 47.758753][ T423] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 47.764649][ T423] RIP: 0033:0x7fccf4c4c1e9 [ 47.769107][ T423] 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 b4 ff ff ff f7 d8 64 89 01 48 [ 47.789775][ T423] RSP: 002b:00007fccf4bd20d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 47.798350][ T423] RAX: ffffffffffffffda RBX: 00007fccf4d5ef60 RCX: 00007fccf4c4c1e9 [ 47.806347][ T423] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 47.814227][ T423] RBP: 00007fccf4ca6e76 R08: 0000000000000000 R09: 0000000000000000 [ 47.822042][ T423] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 47.829985][ T423] R13: 000000000000000b R14: 00007fccf4d5ef60 R15: 00007ffef63a8e88 [ 47.837854][ T423] ---[ end trace 47356e9f3c89d6e1 ]--- [ 47.844786][ T423] ------------[ cut here ]------------ [ 47.850324][ T423] kernfs: can not remove 'bdi', no directory [ 47.856885][ T423] WARNING: CPU: 1 PID: 423 at fs/kernfs/dir.c:1523 kernfs_remove_by_name_ns+0xb1/0x100 [ 47.866716][ T423] Modules linked in: [ 47.870669][ T423] CPU: 1 PID: 423 Comm: syz-executor.0 Tainted: G W 5.4.281-syzkaller-04937-gd883a2284ec1 #0 [ 47.882372][ T423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 47.892625][ T423] RIP: 0010:kernfs_remove_by_name_ns+0xb1/0x100 [ 47.899075][ T423] Code: ff 03 48 89 df e8 ff ef ff ff 48 89 df e8 87 af ff ff 31 db eb 27 e8 ae 7c a6 ff 48 c7 c7 40 ab e5 84 4c 89 fe e8 1f 2e 7d ff <0f> 0b bb fe ff ff ff eb 16 e8 91 7c a6 ff bb fe ff ff ff 48 c7 c7 [ 47.921107][ T423] RSP: 0018:ffff8881ef087a78 EFLAGS: 00010246 [ 47.927189][ T423] RAX: c5a5de74fb340e00 RBX: 0000000000000000 RCX: ffff8881f0d7cec0 [ 47.935089][ T423] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 47.943618][ T423] RBP: ffff8881ef087b88 R08: ffffffff814d5952 R09: 0000000000000003 [ 47.951772][ T423] R10: ffffffffffffffff R11: dffffc0000000001 R12: ffff8881ef68e000 [ 47.959765][ T423] R13: ffff8881ef68e4e8 R14: 0000000000000000 R15: ffffffff84f998a0 [ 47.967757][ T423] FS: 00007fccf4bd26c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 47.976692][ T423] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.983280][ T423] CR2: 00007fccf4d5f018 CR3: 00000001ef4ab000 CR4: 00000000003406a0 [ 47.991188][ T423] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.999351][ T423] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.007327][ T423] Call Trace: [ 48.010468][ T423] ? __warn+0x162/0x250 [ 48.014561][ T423] ? report_bug+0x3a1/0x4e0 [ 48.019065][ T423] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 48.024893][ T423] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 48.030433][ T423] ? do_invalid_op+0x6e/0x110 [ 48.034954][ T423] ? invalid_op+0x1e/0x30 [ 48.039123][ T423] ? wake_up_klogd+0xb2/0xf0 [ 48.043665][ T423] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 48.049207][ T423] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 48.054672][ T423] del_gendisk+0x5a1/0xc30 [ 48.059225][ T423] ? device_add_disk_no_queue_reg+0x20/0x20 [ 48.064949][ T423] ? delete_node+0x706/0x780 [ 48.069594][ T423] loop_remove+0x42/0xa0 [ 48.073742][ T423] loop_control_ioctl+0x564/0x620 [ 48.078747][ T423] ? loop_remove+0xa0/0xa0 [ 48.083002][ T423] ? loop_remove+0xa0/0xa0 [ 48.087253][ T423] do_vfs_ioctl+0x742/0x1720 [ 48.091956][ T423] ? ioctl_preallocate+0x250/0x250 [ 48.096990][ T423] ? __fget+0x407/0x490 [ 48.100978][ T423] ? fget_many+0x20/0x20 [ 48.105160][ T423] ? switch_fpu_return+0x1d4/0x410 [ 48.110212][ T423] ? security_file_ioctl+0x7d/0xa0 [ 48.115353][ T423] __x64_sys_ioctl+0xd4/0x110 [ 48.119936][ T423] do_syscall_64+0xca/0x1c0 [ 48.124274][ T423] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 48.130004][ T423] RIP: 0033:0x7fccf4c4c1e9 [ 48.134263][ T423] 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 b4 ff ff ff f7 d8 64 89 01 48 [ 48.154356][ T423] RSP: 002b:00007fccf4bd20d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 48.163028][ T423] RAX: ffffffffffffffda RBX: 00007fccf4d5ef60 RCX: 00007fccf4c4c1e9 [ 48.171101][ T423] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 48.179404][ T423] RBP: 00007fccf4ca6e76 R08: 0000000000000000 R09: 0000000000000000 [ 48.187387][ T423] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 48.195199][ T423] R13: 000000000000000b R14: 00007fccf4d5ef60 R15: 00007ffef63a8e88 [ 48.203230][ T423] ---[ end trace 47356e9f3c89d6e2 ]--- [ 48.209463][ T423] kasan: CONFIG_KASAN_INLINE enabled [ 48.214759][ T423] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 48.223140][ T423] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 48.230110][ T423] CPU: 1 PID: 423 Comm: syz-executor.0 Tainted: G W 5.4.281-syzkaller-04937-gd883a2284ec1 #0 [ 48.241569][ T423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 48.252145][ T423] RIP: 0010:device_del+0xe7/0xfa0 [ 48.257077][ T423] Code: df e8 bd be fd fe 4c 89 7c 24 18 41 bf c8 00 00 00 48 89 5c 24 08 4c 03 3b 4d 89 fc 49 c1 ec 03 48 b8 00 00 00 00 00 fc ff df <41> 0f b6 04 04 84 c0 0f 85 31 0e 00 00 41 0f b6 1f 89 de 83 e6 01 [ 48.276986][ T423] RSP: 0018:ffff8881ef0879c0 EFLAGS: 00010202 [ 48.283011][ T423] RAX: dffffc0000000000 RBX: ffff8881ef68e0d8 RCX: 1ffff1103ded1c1b [ 48.290904][ T423] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff8881ef087940 [ 48.299333][ T423] RBP: ffff8881ef087a90 R08: dffffc0000000000 R09: ffffed103de10f29 [ 48.307562][ T423] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000019 [ 48.315541][ T423] R13: ffff8881ef68e070 R14: ffff8881ef68e110 R15: 00000000000000c8 [ 48.323619][ T423] FS: 00007fccf4bd26c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 48.332678][ T423] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.339180][ T423] CR2: 00007fccf4d5f018 CR3: 00000001ef4ab000 CR4: 00000000003406a0 [ 48.347158][ T423] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.355155][ T423] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.362963][ T423] Call Trace: [ 48.366184][ T423] ? __die+0xb4/0x100 [ 48.370343][ T423] ? die+0x26/0x50 [ 48.373987][ T423] ? do_general_protection+0x266/0x3c0 [ 48.379507][ T423] ? do_trap+0x340/0x340 [ 48.383683][ T423] ? general_protection+0x28/0x30 [ 48.388740][ T423] ? device_del+0xe7/0xfa0 [ 48.393075][ T423] ? mutex_trylock+0xa0/0xa0 [ 48.397845][ T423] ? kill_device+0xc0/0xc0 [ 48.402261][ T423] ? _raw_spin_unlock_irq+0x4a/0x60 [ 48.407446][ T423] ? pm_runtime_set_memalloc_noio+0x1ec/0x250 [ 48.413374][ T423] del_gendisk+0x9d9/0xc30 [ 48.417952][ T423] ? device_add_disk_no_queue_reg+0x20/0x20 [ 48.423676][ T423] ? delete_node+0x706/0x780 [ 48.428111][ T423] loop_remove+0x42/0xa0 [ 48.432183][ T423] loop_control_ioctl+0x564/0x620 [ 48.437146][ T423] ? loop_remove+0xa0/0xa0 [ 48.441680][ T423] ? loop_remove+0xa0/0xa0 [ 48.445922][ T423] do_vfs_ioctl+0x742/0x1720 [ 48.450811][ T423] ? ioctl_preallocate+0x250/0x250 [ 48.456006][ T423] ? __fget+0x407/0x490 [ 48.459978][ T423] ? fget_many+0x20/0x20 [ 48.464498][ T423] ? switch_fpu_return+0x1d4/0x410 [ 48.469552][ T423] ? security_file_ioctl+0x7d/0xa0 [ 48.474571][ T423] __x64_sys_ioctl+0xd4/0x110 [ 48.479187][ T423] do_syscall_64+0xca/0x1c0 [ 48.483641][ T423] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 48.489544][ T423] RIP: 0033:0x7fccf4c4c1e9 [ 48.493879][ T423] 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 b4 ff ff ff f7 d8 64 89 01 48 [ 48.514319][ T423] RSP: 002b:00007fccf4bd20d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 48.522611][ T423] RAX: ffffffffffffffda RBX: 00007fccf4d5ef60 RCX: 00007fccf4c4c1e9 [ 48.530602][ T423] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 48.538845][ T423] RBP: 00007fccf4ca6e76 R08: 0000000000000000 R09: 0000000000000000 [ 48.547369][ T423] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 48.556629][ T423] R13: 000000000000000b R14: 00007fccf4d5ef60 R15: 00007ffef63a8e88 [ 48.566770][ T423] Modules linked in: [ 48.576015][ T423] ---[ end trace 47356e9f3c89d6e3 ]--- [ 48.581799][ T423] RIP: 0010:device_del+0xe7/0xfa0 [ 48.587481][ T423] Code: df e8 bd be fd fe 4c 89 7c 24 18 41 bf c8 00 00 00 48 89 5c 24 08 4c 03 3b 4d 89 fc 49 c1 ec 03 48 b8 00 00 00 00 00 fc ff df <41> 0f b6 04 04 84 c0 0f 85 31 0e 00 00 41 0f b6 1f 89 de 83 e6 01 [ 48.607898][ T423] RSP: 0018:ffff8881ef0879c0 EFLAGS: 00010202 [ 48.614117][ T423] RAX: dffffc0000000000 RBX: ffff8881ef68e0d8 RCX: 1ffff1103ded1c1b [ 48.622901][ T423] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff8881ef087940 [ 48.631859][ T423] RBP: ffff8881ef087a90 R08: dffffc0000000000 R09: ffffed103de10f29 [ 48.640158][ T423] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000019 [ 48.648700][ T423] R13: ffff8881ef68e070 R14: ffff8881ef68e110 R15: 00000000000000c8 [ 48.656901][ T423] FS: 00007fccf4bd26c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 48.665968][ T423] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.672831][ T423] CR2: 00007fccf4bb0ff8 CR3: 00000001ef4ab000 CR4: 00000000003406b0 [ 48.680920][ T423] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.689300][ T423] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.697096][ T423] Kernel panic - not syncing: Fatal exception [ 48.703482][ T423] Kernel Offset: disabled [ 48.707620][ T423] Rebooting in 86400 seconds..