Warning: Permanently added '10.128.1.191' (ED25519) to the list of known hosts. 2025/03/31 00:21:00 ignoring optional flag "sandboxArg"="0" 2025/03/31 00:21:00 ignoring optional flag "type"="gce" 2025/03/31 00:21:00 parsed 1 programs [ 44.916712][ T23] kauditd_printk_skb: 15 callbacks suppressed [ 44.916724][ T23] audit: type=1400 audit(1743380460.490:91): avc: denied { mounton } for pid=405 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 [ 44.917617][ T405] cgroup1: Unknown subsys name 'net' [ 44.951258][ T405] cgroup1: Unknown subsys name 'net_prio' [ 44.957242][ T405] cgroup1: Unknown subsys name 'devices' 2025/03/31 00:21:00 executed programs: 0 [ 44.964731][ T405] cgroup1: Unknown subsys name 'hugetlb' [ 44.970844][ T405] cgroup1: Unknown subsys name 'rlimit' [ 45.042494][ T411] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.049381][ T411] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.057175][ T411] device bridge_slave_0 entered promiscuous mode [ 45.063953][ T411] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.071355][ T411] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.078922][ T411] device bridge_slave_1 entered promiscuous mode [ 45.131856][ T411] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.138893][ T411] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.146038][ T411] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.152874][ T411] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.178808][ T103] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.187323][ T103] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.194494][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.202407][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.213205][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.221410][ T103] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.228242][ T103] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.237682][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.246113][ T103] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.252953][ T103] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.267888][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.278297][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.296181][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.308820][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.323162][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 45.336992][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 45.347472][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 45.364770][ T23] audit: type=1400 audit(1743380460.930:92): avc: denied { mounton } for pid=411 comm="syz-executor.0" path="/dev/binderfs" dev="devtmpfs" ino=12444 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1 [ 45.398572][ T23] audit: type=1400 audit(1743380460.970:93): avc: denied { read } for pid=417 comm="syz-executor.0" name="loop-control" dev="devtmpfs" ino=9419 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 45.423332][ T23] audit: type=1400 audit(1743380460.970:94): avc: denied { open } for pid=417 comm="syz-executor.0" path="/dev/loop-control" dev="devtmpfs" ino=9419 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 45.448717][ T23] audit: type=1400 audit(1743380460.970:95): avc: denied { ioctl } for pid=417 comm="syz-executor.0" path="/dev/loop-control" dev="devtmpfs" ino=9419 ioctlcmd=0x4c81 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 45.488269][ T421] FAULT_INJECTION: forcing a failure. [ 45.488269][ T421] name failslab, interval 1, probability 0, space 0, times 1 [ 45.500926][ T421] CPU: 1 PID: 421 Comm: syz-executor.0 Not tainted 5.4.290-syzkaller-05053-g41adfeb3d639 #0 [ 45.510790][ T421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 45.520783][ T421] Call Trace: [ 45.523942][ T421] dump_stack+0x1d8/0x241 [ 45.528184][ T421] ? panic+0x89d/0x89d [ 45.532081][ T421] ? mutex_unlock+0x18/0x40 [ 45.536536][ T421] ? nf_ct_l4proto_log_invalid+0x258/0x258 [ 45.542171][ T421] ? selinux_kernfs_init_security+0x14e/0x730 [ 45.548183][ T421] ? idr_alloc_cyclic+0x369/0x5d0 [ 45.553149][ T421] should_fail+0x71f/0x880 [ 45.557413][ T421] ? setup_fault_attr+0x3d0/0x3d0 [ 45.562610][ T421] ? _raw_spin_lock+0xa4/0x1b0 [ 45.567316][ T421] ? __kernfs_new_node+0xdb/0x6e0 [ 45.572177][ T421] should_failslab+0x5/0x20 [ 45.576528][ T421] kmem_cache_alloc+0x28/0x250 [ 45.581113][ T421] __kernfs_new_node+0xdb/0x6e0 [ 45.585794][ T421] ? kernfs_new_node+0x230/0x230 [ 45.590661][ T421] ? mutex_lock+0xa5/0x110 [ 45.594997][ T421] ? mutex_trylock+0xa0/0xa0 [ 45.599434][ T421] ? kernfs_activate+0x2fe/0x320 [ 45.604193][ T421] kernfs_new_node+0x130/0x230 [ 45.608838][ T421] __kernfs_create_file+0x45/0x260 [ 45.613834][ T421] sysfs_add_file_mode_ns+0x292/0x340 [ 45.619039][ T421] internal_create_group+0x573/0xf00 [ 45.624257][ T421] ? sysfs_create_group+0x20/0x20 [ 45.629197][ T421] sysfs_create_groups+0x52/0x110 [ 45.634148][ T421] device_add_attrs+0xd0/0x370 [ 45.638745][ T421] device_add+0x4f4/0xbb0 [ 45.642911][ T421] __device_add_disk+0x767/0x1220 [ 45.647947][ T421] ? device_add_disk+0x30/0x30 [ 45.652651][ T421] ? __alloc_disk_node+0x459/0x5a0 [ 45.657811][ T421] loop_add+0x573/0x740 [ 45.661801][ T421] loop_control_ioctl+0x448/0x620 [ 45.666655][ T421] ? loop_remove+0xa0/0xa0 [ 45.670911][ T421] ? memset+0x1f/0x40 [ 45.674863][ T421] ? fsnotify+0x1280/0x1340 [ 45.679570][ T421] ? loop_remove+0xa0/0xa0 [ 45.683823][ T421] do_vfs_ioctl+0x742/0x1720 [ 45.688264][ T421] ? ioctl_preallocate+0x250/0x250 [ 45.693186][ T421] ? __fget+0x407/0x490 [ 45.697272][ T421] ? fget_many+0x20/0x20 [ 45.701354][ T421] ? debug_smp_processor_id+0x20/0x20 [ 45.706548][ T421] ? security_file_ioctl+0x7d/0xa0 [ 45.711780][ T421] __x64_sys_ioctl+0xd4/0x110 [ 45.716292][ T421] do_syscall_64+0xca/0x1c0 [ 45.720632][ T421] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 45.726366][ T421] RIP: 0033:0x7f6a84fb88a9 [ 45.730797][ T421] 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 b0 ff ff ff f7 d8 64 89 01 48 [ 45.750316][ T421] RSP: 002b:00007f6a84f1d0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 45.758684][ T421] RAX: ffffffffffffffda RBX: 00007f6a850cb030 RCX: 00007f6a84fb88a9 [ 45.766497][ T421] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 45.774382][ T421] RBP: 00007f6a84f1d120 R08: 0000000000000000 R09: 0000000000000000 [ 45.782406][ T421] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 45.790720][ T421] R13: 000000000000006e R14: 00007f6a850cb030 R15: 00007ffd47c254e8 [ 45.799921][ T421] kobject_add_internal failed for queue (error: -2 parent: loop0) [ 45.807890][ T421] ------------[ cut here ]------------ [ 45.813270][ T421] WARNING: CPU: 1 PID: 421 at fs/sysfs/file.c:328 sysfs_create_files+0x325/0x470 [ 45.822308][ T421] Modules linked in: [ 45.826450][ T421] CPU: 1 PID: 421 Comm: syz-executor.0 Not tainted 5.4.290-syzkaller-05053-g41adfeb3d639 #0 [ 45.836535][ T421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 45.846972][ T421] RIP: 0010:sysfs_create_files+0x325/0x470 [ 45.852597][ T421] Code: c1 03 38 c1 0f 8c b7 fe ff ff 48 8d 7c 24 70 e8 e1 f9 d5 ff e9 a8 fe ff ff e8 b7 0f a6 ff 31 db e9 ef 00 00 00 e8 ab 0f a6 ff <0f> 0b bb ea ff ff ff 4c 8b 74 24 08 eb 17 85 db 0f 84 cf 00 00 00 [ 45.872372][ T421] RSP: 0018:ffff8881eb7d7940 EFLAGS: 00010293 [ 45.878266][ T421] RAX: ffffffff81be3c88 RBX: ffff8881eb6a50a0 RCX: ffff8881ed0e9f80 [ 45.886384][ T421] RDX: 0000000000000000 RSI: ffffffff86066ec0 RDI: ffff8881eb6a5070 [ 45.894388][ T421] RBP: ffff8881eb7d7a10 R08: ffffffff8450a850 R09: ffffed103ddce018 [ 45.902195][ T421] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 45.910001][ T421] R13: ffffffff84f9aac0 R14: dffffc0000000000 R15: ffff8881eb6a5070 [ 45.917828][ T421] FS: 00007f6a84f1d6c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 45.926672][ T421] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.933089][ T421] CR2: 00007f6daeb57b3b CR3: 00000001eb648000 CR4: 00000000003406a0 [ 45.940987][ T421] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 45.948796][ T421] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 45.956606][ T421] Call Trace: [ 45.959744][ T421] ? __warn+0x162/0x250 [ 45.963732][ T421] ? report_bug+0x3a1/0x4e0 [ 45.968092][ T421] ? sysfs_create_files+0x325/0x470 [ 45.973113][ T421] ? sysfs_create_files+0x325/0x470 [ 45.978148][ T421] ? do_invalid_op+0x6e/0x110 [ 45.982648][ T421] ? invalid_op+0x1e/0x30 [ 45.986830][ T421] ? kobject_get+0xc0/0x110 [ 45.991160][ T421] ? sysfs_create_files+0x458/0x470 [ 45.996191][ T421] ? sysfs_create_files+0x325/0x470 [ 46.001227][ T421] ? sysfs_create_file_ns+0x2a0/0x2a0 [ 46.006434][ T421] ? kobject_get+0xc9/0x110 [ 46.010773][ T421] __device_add_disk+0x949/0x1220 [ 46.015636][ T421] ? device_add_disk+0x30/0x30 [ 46.020236][ T421] ? __alloc_disk_node+0x459/0x5a0 [ 46.025193][ T421] loop_add+0x573/0x740 [ 46.029174][ T421] loop_control_ioctl+0x448/0x620 [ 46.034032][ T421] ? loop_remove+0xa0/0xa0 [ 46.038301][ T421] ? memset+0x1f/0x40 [ 46.042104][ T421] ? fsnotify+0x1280/0x1340 [ 46.046450][ T421] ? loop_remove+0xa0/0xa0 [ 46.050792][ T421] do_vfs_ioctl+0x742/0x1720 [ 46.055343][ T421] ? ioctl_preallocate+0x250/0x250 [ 46.060378][ T421] ? __fget+0x407/0x490 [ 46.064331][ T421] ? fget_many+0x20/0x20 [ 46.068515][ T421] ? debug_smp_processor_id+0x20/0x20 [ 46.073829][ T421] ? security_file_ioctl+0x7d/0xa0 [ 46.078767][ T421] __x64_sys_ioctl+0xd4/0x110 [ 46.083294][ T421] do_syscall_64+0xca/0x1c0 [ 46.087607][ T421] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 46.093330][ T421] RIP: 0033:0x7f6a84fb88a9 [ 46.097790][ T421] 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 b0 ff ff ff f7 d8 64 89 01 48 [ 46.117350][ T421] RSP: 002b:00007f6a84f1d0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 46.125712][ T421] RAX: ffffffffffffffda RBX: 00007f6a850cb030 RCX: 00007f6a84fb88a9 [ 46.133598][ T421] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 46.141540][ T421] RBP: 00007f6a84f1d120 R08: 0000000000000000 R09: 0000000000000000 [ 46.149421][ T421] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 46.157243][ T421] R13: 000000000000006e R14: 00007f6a850cb030 R15: 00007ffd47c254e8 [ 46.165209][ T421] ---[ end trace 70e0847c25bdf1a9 ]--- [ 46.173280][ T421] ------------[ cut here ]------------ [ 46.178659][ T421] kernfs: can not remove 'events', no directory [ 46.184720][ T421] WARNING: CPU: 1 PID: 421 at fs/kernfs/dir.c:1523 kernfs_remove_by_name_ns+0xb1/0x100 [ 46.194094][ T421] Modules linked in: [ 46.198041][ T421] CPU: 1 PID: 421 Comm: syz-executor.0 Tainted: G W 5.4.290-syzkaller-05053-g41adfeb3d639 #0 [ 46.209336][ T421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 46.219428][ T421] RIP: 0010:kernfs_remove_by_name_ns+0xb1/0x100 [ 46.225660][ T421] Code: ff 03 48 89 df e8 ff ef ff ff 48 89 df e8 87 af ff ff 31 db eb 27 e8 5e 6d a6 ff 48 c7 c7 80 b6 e5 84 4c 89 fe e8 3f 0f 7d ff <0f> 0b bb fe ff ff ff eb 16 e8 41 6d a6 ff bb fe ff ff ff 48 c7 c7 [ 46.245452][ T421] RSP: 0018:ffff8881eb7d7918 EFLAGS: 00010246 [ 46.251340][ T421] RAX: 6f734fd67cac4800 RBX: 0000000000000000 RCX: ffff8881ed0e9f80 [ 46.259434][ T421] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 46.267254][ T421] RBP: ffff8881eb7d7a10 R08: ffffffff814d6db2 R09: ffffed103ede5262 [ 46.275202][ T421] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 46.283066][ T421] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff84f9ab80 [ 46.291322][ T421] FS: 00007f6a84f1d6c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 46.300524][ T421] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.306952][ T421] CR2: 00007f6daeb57b3b CR3: 00000001eb648000 CR4: 00000000003406a0 [ 46.314756][ T421] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.322585][ T421] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.330460][ T421] Call Trace: [ 46.333609][ T421] ? __warn+0x162/0x250 [ 46.337628][ T421] ? report_bug+0x3a1/0x4e0 [ 46.342267][ T421] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 46.347800][ T421] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 46.353260][ T421] ? do_invalid_op+0x6e/0x110 [ 46.357777][ T421] ? invalid_op+0x1e/0x30 [ 46.361945][ T421] ? wake_up_klogd+0xb2/0xf0 [ 46.366370][ T421] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 46.371835][ T421] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 46.377331][ T421] sysfs_create_files+0x3de/0x470 [ 46.382180][ T421] ? sysfs_create_file_ns+0x2a0/0x2a0 [ 46.387365][ T421] ? kobject_get+0xc9/0x110 [ 46.391705][ T421] __device_add_disk+0x949/0x1220 [ 46.396584][ T421] ? device_add_disk+0x30/0x30 [ 46.401167][ T421] ? __alloc_disk_node+0x459/0x5a0 [ 46.406110][ T421] loop_add+0x573/0x740 [ 46.410210][ T421] loop_control_ioctl+0x448/0x620 [ 46.415058][ T421] ? loop_remove+0xa0/0xa0 [ 46.419325][ T421] ? memset+0x1f/0x40 [ 46.423170][ T421] ? fsnotify+0x1280/0x1340 [ 46.427482][ T421] ? loop_remove+0xa0/0xa0 [ 46.431733][ T421] do_vfs_ioctl+0x742/0x1720 [ 46.436244][ T421] ? ioctl_preallocate+0x250/0x250 [ 46.441194][ T421] ? __fget+0x407/0x490 [ 46.445274][ T421] ? fget_many+0x20/0x20 [ 46.449347][ T421] ? debug_smp_processor_id+0x20/0x20 [ 46.454561][ T421] ? security_file_ioctl+0x7d/0xa0 [ 46.459603][ T421] __x64_sys_ioctl+0xd4/0x110 [ 46.464113][ T421] do_syscall_64+0xca/0x1c0 [ 46.468455][ T421] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 46.474267][ T421] RIP: 0033:0x7f6a84fb88a9 [ 46.478516][ T421] 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 b0 ff ff ff f7 d8 64 89 01 48 [ 46.497958][ T421] RSP: 002b:00007f6a84f1d0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 46.506201][ T421] RAX: ffffffffffffffda RBX: 00007f6a850cb030 RCX: 00007f6a84fb88a9 [ 46.514026][ T421] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 46.521990][ T421] RBP: 00007f6a84f1d120 R08: 0000000000000000 R09: 0000000000000000 [ 46.529812][ T421] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 46.537625][ T421] R13: 000000000000006e R14: 00007f6a850cb030 R15: 00007ffd47c254e8 [ 46.545542][ T421] ---[ end trace 70e0847c25bdf1aa ]--- [ 46.552657][ T421] loop0: failed to create sysfs files for events [ 46.565707][ T424] ------------[ cut here ]------------ [ 46.571541][ T424] kernfs: can not remove 'events', no directory [ 46.578172][ T424] WARNING: CPU: 0 PID: 424 at fs/kernfs/dir.c:1523 kernfs_remove_by_name_ns+0xb1/0x100 [ 46.587705][ T424] Modules linked in: [ 46.591440][ T424] CPU: 0 PID: 424 Comm: syz-executor.0 Tainted: G W 5.4.290-syzkaller-05053-g41adfeb3d639 #0 [ 46.602717][ T424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 46.613019][ T424] RIP: 0010:kernfs_remove_by_name_ns+0xb1/0x100 [ 46.619052][ T424] Code: ff 03 48 89 df e8 ff ef ff ff 48 89 df e8 87 af ff ff 31 db eb 27 e8 5e 6d a6 ff 48 c7 c7 80 b6 e5 84 4c 89 fe e8 3f 0f 7d ff <0f> 0b bb fe ff ff ff eb 16 e8 41 6d a6 ff bb fe ff ff ff 48 c7 c7 [ 46.638500][ T424] RSP: 0018:ffff8881eb06fa38 EFLAGS: 00010246 [ 46.644399][ T424] RAX: 812e662355c7da00 RBX: 0000000000000000 RCX: ffff8881f30c8fc0 [ 46.652225][ T424] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 46.660262][ T424] RBP: ffffffff86066ec0 R08: ffffffff814d6db2 R09: ffffed103edca9b8 [ 46.668160][ T424] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 46.676241][ T424] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffffff84f9ab80 [ 46.684299][ T424] FS: 00007f6a84f3e6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 46.693057][ T424] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.699726][ T424] CR2: 00007f6a850cb028 CR3: 00000001eb4d9000 CR4: 00000000003406b0 [ 46.707648][ T424] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.715562][ T424] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.723362][ T424] Call Trace: [ 46.726597][ T424] ? __warn+0x162/0x250 [ 46.730697][ T424] ? report_bug+0x3a1/0x4e0 [ 46.735109][ T424] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 46.740582][ T424] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 46.746061][ T424] ? do_invalid_op+0x6e/0x110 [ 46.750649][ T424] ? invalid_op+0x1e/0x30 [ 46.754820][ T424] ? wake_up_klogd+0xb2/0xf0 [ 46.759251][ T424] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 46.764841][ T424] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 46.770485][ T424] sysfs_remove_files+0x91/0xe0 [ 46.775251][ T424] del_gendisk+0x26e/0xc30 [ 46.779510][ T424] ? avc_flush+0x1f0/0x1f0 [ 46.783750][ T424] ? device_add_disk_no_queue_reg+0x20/0x20 [ 46.789601][ T424] ? delete_node+0x706/0x780 [ 46.794020][ T424] loop_remove+0x42/0xa0 [ 46.798175][ T424] loop_control_ioctl+0x564/0x620 [ 46.803044][ T424] ? loop_remove+0xa0/0xa0 [ 46.807299][ T424] ? loop_remove+0xa0/0xa0 [ 46.811552][ T424] do_vfs_ioctl+0x742/0x1720 [ 46.815976][ T424] ? ioctl_preallocate+0x250/0x250 [ 46.820915][ T424] ? __fget+0x407/0x490 [ 46.824911][ T424] ? fget_many+0x20/0x20 [ 46.829016][ T424] ? switch_fpu_return+0x1d4/0x410 [ 46.833937][ T424] ? security_file_ioctl+0x7d/0xa0 [ 46.838892][ T424] __x64_sys_ioctl+0xd4/0x110 [ 46.843502][ T424] do_syscall_64+0xca/0x1c0 [ 46.847853][ T424] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 46.853566][ T424] RIP: 0033:0x7f6a84fb88a9 [ 46.857819][ 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 b0 ff ff ff f7 d8 64 89 01 48 [ 46.877349][ T424] RSP: 002b:00007f6a84f3e0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 46.885598][ T424] RAX: ffffffffffffffda RBX: 00007f6a850caf60 RCX: 00007f6a84fb88a9 [ 46.893408][ T424] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 46.901304][ T424] RBP: 00007f6a85014074 R08: 0000000000000000 R09: 0000000000000000 [ 46.909125][ T424] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 46.916930][ T424] R13: 000000000000000b R14: 00007f6a850caf60 R15: 00007ffd47c254e8 [ 46.925010][ T424] ---[ end trace 70e0847c25bdf1ab ]--- [ 46.932197][ T424] ------------[ cut here ]------------ [ 46.937853][ T424] kernfs: can not remove 'events_async', no directory [ 46.944751][ T424] WARNING: CPU: 0 PID: 424 at fs/kernfs/dir.c:1523 kernfs_remove_by_name_ns+0xb1/0x100 [ 46.954812][ T424] Modules linked in: [ 46.958572][ T424] CPU: 0 PID: 424 Comm: syz-executor.0 Tainted: G W 5.4.290-syzkaller-05053-g41adfeb3d639 #0 [ 46.969915][ T424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 46.979831][ T424] RIP: 0010:kernfs_remove_by_name_ns+0xb1/0x100 [ 46.985901][ T424] Code: ff 03 48 89 df e8 ff ef ff ff 48 89 df e8 87 af ff ff 31 db eb 27 e8 5e 6d a6 ff 48 c7 c7 80 b6 e5 84 4c 89 fe e8 3f 0f 7d ff <0f> 0b bb fe ff ff ff eb 16 e8 41 6d a6 ff bb fe ff ff ff 48 c7 c7 [ 47.005714][ T424] RSP: 0018:ffff8881eb06fa38 EFLAGS: 00010246 [ 47.011616][ T424] RAX: 812e662355c7da00 RBX: 0000000000000000 RCX: ffff8881f30c8fc0 [ 47.019515][ T424] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 47.027326][ T424] RBP: ffffffff86066ec0 R08: ffffffff814d6db2 R09: ffffed103edc5262 [ 47.035155][ T424] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 47.043182][ T424] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffffff84f9ac20 [ 47.051101][ T424] FS: 00007f6a84f3e6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 47.060324][ T424] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.066740][ T424] CR2: 00007f6a850cb028 CR3: 00000001eb4d9000 CR4: 00000000003406b0 [ 47.074654][ T424] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.082551][ T424] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.090357][ T424] Call Trace: [ 47.093496][ T424] ? __warn+0x162/0x250 [ 47.097657][ T424] ? report_bug+0x3a1/0x4e0 [ 47.101996][ T424] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 47.107646][ T424] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 47.113118][ T424] ? do_invalid_op+0x6e/0x110 [ 47.117849][ T424] ? invalid_op+0x1e/0x30 [ 47.122090][ T424] ? wake_up_klogd+0xb2/0xf0 [ 47.126518][ T424] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 47.131992][ T424] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 47.137456][ T424] sysfs_remove_files+0x91/0xe0 [ 47.142137][ T424] del_gendisk+0x26e/0xc30 [ 47.146421][ T424] ? avc_flush+0x1f0/0x1f0 [ 47.150648][ T424] ? device_add_disk_no_queue_reg+0x20/0x20 [ 47.156372][ T424] ? delete_node+0x706/0x780 [ 47.160932][ T424] loop_remove+0x42/0xa0 [ 47.165102][ T424] loop_control_ioctl+0x564/0x620 [ 47.169950][ T424] ? loop_remove+0xa0/0xa0 [ 47.174304][ T424] ? loop_remove+0xa0/0xa0 [ 47.178547][ T424] do_vfs_ioctl+0x742/0x1720 [ 47.182978][ T424] ? ioctl_preallocate+0x250/0x250 [ 47.188021][ T424] ? __fget+0x407/0x490 [ 47.192009][ T424] ? fget_many+0x20/0x20 [ 47.196194][ T424] ? switch_fpu_return+0x1d4/0x410 [ 47.201325][ T424] ? security_file_ioctl+0x7d/0xa0 [ 47.206264][ T424] __x64_sys_ioctl+0xd4/0x110 [ 47.210793][ T424] do_syscall_64+0xca/0x1c0 [ 47.215119][ T424] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 47.220839][ T424] RIP: 0033:0x7f6a84fb88a9 [ 47.225124][ 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 b0 ff ff ff f7 d8 64 89 01 48 [ 47.244712][ T424] RSP: 002b:00007f6a84f3e0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 47.252977][ T424] RAX: ffffffffffffffda RBX: 00007f6a850caf60 RCX: 00007f6a84fb88a9 [ 47.260993][ T424] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 47.268899][ T424] RBP: 00007f6a85014074 R08: 0000000000000000 R09: 0000000000000000 [ 47.276706][ T424] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 47.284729][ T424] R13: 000000000000000b R14: 00007f6a850caf60 R15: 00007ffd47c254e8 [ 47.292628][ T424] ---[ end trace 70e0847c25bdf1ac ]--- [ 47.300631][ T424] ------------[ cut here ]------------ [ 47.306137][ T424] kernfs: can not remove 'events_poll_msecs', no directory [ 47.313115][ T424] WARNING: CPU: 0 PID: 424 at fs/kernfs/dir.c:1523 kernfs_remove_by_name_ns+0xb1/0x100 [ 47.322594][ T424] Modules linked in: [ 47.326350][ T424] CPU: 0 PID: 424 Comm: syz-executor.0 Tainted: G W 5.4.290-syzkaller-05053-g41adfeb3d639 #0 [ 47.337814][ T424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 47.347909][ T424] RIP: 0010:kernfs_remove_by_name_ns+0xb1/0x100 [ 47.354209][ T424] Code: ff 03 48 89 df e8 ff ef ff ff 48 89 df e8 87 af ff ff 31 db eb 27 e8 5e 6d a6 ff 48 c7 c7 80 b6 e5 84 4c 89 fe e8 3f 0f 7d ff <0f> 0b bb fe ff ff ff eb 16 e8 41 6d a6 ff bb fe ff ff ff 48 c7 c7 [ 47.373979][ T424] RSP: 0018:ffff8881eb06fa38 EFLAGS: 00010246 [ 47.379970][ T424] RAX: 812e662355c7da00 RBX: 0000000000000000 RCX: ffff8881f30c8fc0 [ 47.388019][ T424] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 47.396595][ T424] RBP: ffffffff86066ec0 R08: ffffffff814d6db2 R09: ffffed103edc5262 [ 47.404396][ T424] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 47.412530][ T424] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffffff84f9ac40 [ 47.420317][ T424] FS: 00007f6a84f3e6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 47.429358][ T424] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.435886][ T424] CR2: 00007f6a850cb028 CR3: 00000001eb4d9000 CR4: 00000000003406b0 [ 47.443885][ T424] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.451723][ T424] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.459505][ T424] Call Trace: [ 47.462638][ T424] ? __warn+0x162/0x250 [ 47.466649][ T424] ? report_bug+0x3a1/0x4e0 [ 47.470966][ T424] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 47.476444][ T424] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 47.481910][ T424] ? do_invalid_op+0x6e/0x110 [ 47.486504][ T424] ? invalid_op+0x1e/0x30 [ 47.490677][ T424] ? wake_up_klogd+0xb2/0xf0 [ 47.495095][ T424] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 47.500560][ T424] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 47.506028][ T424] sysfs_remove_files+0x91/0xe0 [ 47.510718][ T424] del_gendisk+0x26e/0xc30 [ 47.514969][ T424] ? avc_flush+0x1f0/0x1f0 [ 47.519225][ T424] ? device_add_disk_no_queue_reg+0x20/0x20 [ 47.525038][ T424] ? delete_node+0x706/0x780 [ 47.529578][ T424] loop_remove+0x42/0xa0 [ 47.533663][ T424] loop_control_ioctl+0x564/0x620 [ 47.538633][ T424] ? loop_remove+0xa0/0xa0 [ 47.542887][ T424] ? loop_remove+0xa0/0xa0 [ 47.547136][ T424] do_vfs_ioctl+0x742/0x1720 [ 47.551838][ T424] ? ioctl_preallocate+0x250/0x250 [ 47.556822][ T424] ? __fget+0x407/0x490 [ 47.560814][ T424] ? fget_many+0x20/0x20 [ 47.565008][ T424] ? switch_fpu_return+0x1d4/0x410 [ 47.569957][ T424] ? security_file_ioctl+0x7d/0xa0 [ 47.574900][ T424] __x64_sys_ioctl+0xd4/0x110 [ 47.579429][ T424] do_syscall_64+0xca/0x1c0 [ 47.583752][ T424] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 47.589474][ T424] RIP: 0033:0x7f6a84fb88a9 [ 47.593768][ 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 b0 ff ff ff f7 d8 64 89 01 48 [ 47.613179][ T424] RSP: 002b:00007f6a84f3e0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 47.621415][ T424] RAX: ffffffffffffffda RBX: 00007f6a850caf60 RCX: 00007f6a84fb88a9 [ 47.629236][ T424] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 47.637063][ T424] RBP: 00007f6a85014074 R08: 0000000000000000 R09: 0000000000000000 [ 47.644849][ T424] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 47.652665][ T424] R13: 000000000000000b R14: 00007f6a850caf60 R15: 00007ffd47c254e8 [ 47.660490][ T424] ---[ end trace 70e0847c25bdf1ad ]--- [ 47.666547][ T424] ------------[ cut here ]------------ [ 47.671988][ T424] kernfs: can not remove 'bdi', no directory [ 47.678253][ T424] WARNING: CPU: 0 PID: 424 at fs/kernfs/dir.c:1523 kernfs_remove_by_name_ns+0xb1/0x100 [ 47.687857][ T424] Modules linked in: [ 47.691612][ T424] CPU: 0 PID: 424 Comm: syz-executor.0 Tainted: G W 5.4.290-syzkaller-05053-g41adfeb3d639 #0 [ 47.702999][ T424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 47.712901][ T424] RIP: 0010:kernfs_remove_by_name_ns+0xb1/0x100 [ 47.718970][ T424] Code: ff 03 48 89 df e8 ff ef ff ff 48 89 df e8 87 af ff ff 31 db eb 27 e8 5e 6d a6 ff 48 c7 c7 80 b6 e5 84 4c 89 fe e8 3f 0f 7d ff <0f> 0b bb fe ff ff ff eb 16 e8 41 6d a6 ff bb fe ff ff ff 48 c7 c7 [ 47.738496][ T424] RSP: 0018:ffff8881eb06fa78 EFLAGS: 00010246 [ 47.744507][ T424] RAX: 812e662355c7da00 RBX: 0000000000000000 RCX: ffff8881f30c8fc0 [ 47.752317][ T424] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 47.760135][ T424] RBP: ffff8881eb06fb88 R08: ffffffff814d6db2 R09: ffffed103edca9b8 [ 47.767942][ T424] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881eb6a5000 [ 47.775767][ T424] R13: ffff8881eb6a54e8 R14: 0000000000000000 R15: ffffffff84f9a6e0 [ 47.783570][ T424] FS: 00007f6a84f3e6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 47.792887][ T424] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.799300][ T424] CR2: 00007f6a850cb028 CR3: 00000001eb4d9000 CR4: 00000000003406b0 [ 47.807235][ T424] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.815032][ T424] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.822945][ T424] Call Trace: [ 47.826077][ T424] ? __warn+0x162/0x250 [ 47.830083][ T424] ? report_bug+0x3a1/0x4e0 [ 47.834408][ T424] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 47.839991][ T424] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 47.845460][ T424] ? do_invalid_op+0x6e/0x110 [ 47.850077][ T424] ? invalid_op+0x1e/0x30 [ 47.854227][ T424] ? wake_up_klogd+0xb2/0xf0 [ 47.858747][ T424] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 47.864209][ T424] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 47.869669][ T424] del_gendisk+0x5a1/0xc30 [ 47.873936][ T424] ? device_add_disk_no_queue_reg+0x20/0x20 [ 47.879842][ T424] ? delete_node+0x706/0x780 [ 47.884254][ T424] loop_remove+0x42/0xa0 [ 47.888350][ T424] loop_control_ioctl+0x564/0x620 [ 47.893187][ T424] ? loop_remove+0xa0/0xa0 [ 47.897462][ T424] ? loop_remove+0xa0/0xa0 [ 47.901702][ T424] do_vfs_ioctl+0x742/0x1720 [ 47.906130][ T424] ? ioctl_preallocate+0x250/0x250 [ 47.911223][ T424] ? __fget+0x407/0x490 [ 47.915157][ T424] ? fget_many+0x20/0x20 [ 47.919226][ T424] ? switch_fpu_return+0x1d4/0x410 [ 47.924272][ T424] ? security_file_ioctl+0x7d/0xa0 [ 47.929233][ T424] __x64_sys_ioctl+0xd4/0x110 [ 47.933745][ T424] do_syscall_64+0xca/0x1c0 [ 47.938072][ T424] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 47.943924][ T424] RIP: 0033:0x7f6a84fb88a9 [ 47.948284][ 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 b0 ff ff ff f7 d8 64 89 01 48 [ 47.968092][ T424] RSP: 002b:00007f6a84f3e0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 47.976421][ T424] RAX: ffffffffffffffda RBX: 00007f6a850caf60 RCX: 00007f6a84fb88a9 [ 47.984226][ T424] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 47.992048][ T424] RBP: 00007f6a85014074 R08: 0000000000000000 R09: 0000000000000000 [ 47.999863][ T424] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 48.007670][ T424] R13: 000000000000000b R14: 00007f6a850caf60 R15: 00007ffd47c254e8 [ 48.015478][ T424] ---[ end trace 70e0847c25bdf1ae ]--- [ 48.022616][ T424] kasan: CONFIG_KASAN_INLINE enabled [ 48.027871][ T424] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 48.035891][ T424] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 48.042657][ T424] CPU: 0 PID: 424 Comm: syz-executor.0 Tainted: G W 5.4.290-syzkaller-05053-g41adfeb3d639 #0 [ 48.053988][ T424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 48.064006][ T424] RIP: 0010:device_del+0xe7/0xfa0 [ 48.069113][ T424] Code: df e8 0d 69 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 [ 48.088638][ T424] RSP: 0018:ffff8881eb06f9c0 EFLAGS: 00010202 [ 48.094547][ T424] RAX: dffffc0000000000 RBX: ffff8881eb6a50d8 RCX: 1ffff1103d6d4a1b [ 48.102358][ T424] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff8881eb06f940 [ 48.110167][ T424] RBP: ffff8881eb06fa90 R08: dffffc0000000000 R09: ffffed103d60df29 [ 48.117978][ T424] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000019 [ 48.125790][ T424] R13: ffff8881eb6a5070 R14: ffff8881eb6a5110 R15: 00000000000000c8 [ 48.133782][ T424] FS: 00007f6a84f3e6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 48.142729][ T424] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.149148][ T424] CR2: 00007f6a850cb028 CR3: 00000001eb4d9000 CR4: 00000000003406b0 [ 48.157143][ T424] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.165351][ T424] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.173505][ T424] Call Trace: [ 48.176624][ T424] ? __die+0xb4/0x100 [ 48.180426][ T424] ? die+0x26/0x50 [ 48.183991][ T424] ? do_general_protection+0x266/0x3c0 [ 48.189280][ T424] ? do_trap+0x340/0x340 [ 48.193359][ T424] ? general_protection+0x28/0x30 [ 48.198228][ T424] ? device_del+0xe7/0xfa0 [ 48.202784][ T424] ? mutex_trylock+0xa0/0xa0 [ 48.207222][ T424] ? kill_device+0xc0/0xc0 [ 48.211455][ T424] ? _raw_spin_unlock_irq+0x4a/0x60 [ 48.216494][ T424] ? pm_runtime_set_memalloc_noio+0x1ec/0x250 [ 48.222481][ T424] del_gendisk+0x9d9/0xc30 [ 48.226746][ T424] ? device_add_disk_no_queue_reg+0x20/0x20 [ 48.232470][ T424] ? delete_node+0x706/0x780 [ 48.236890][ T424] loop_remove+0x42/0xa0 [ 48.241129][ T424] loop_control_ioctl+0x564/0x620 [ 48.245966][ T424] ? loop_remove+0xa0/0xa0 [ 48.250204][ T424] ? loop_remove+0xa0/0xa0 [ 48.254467][ T424] do_vfs_ioctl+0x742/0x1720 [ 48.258894][ T424] ? ioctl_preallocate+0x250/0x250 [ 48.263874][ T424] ? __fget+0x407/0x490 [ 48.267829][ T424] ? fget_many+0x20/0x20 [ 48.271902][ T424] ? switch_fpu_return+0x1d4/0x410 [ 48.276936][ T424] ? security_file_ioctl+0x7d/0xa0 [ 48.282008][ T424] __x64_sys_ioctl+0xd4/0x110 [ 48.286607][ T424] do_syscall_64+0xca/0x1c0 [ 48.290939][ T424] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 48.296685][ T424] RIP: 0033:0x7f6a84fb88a9 [ 48.301008][ 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 b0 ff ff ff f7 d8 64 89 01 48 [ 48.320909][ T424] RSP: 002b:00007f6a84f3e0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 48.329288][ T424] RAX: ffffffffffffffda RBX: 00007f6a850caf60 RCX: 00007f6a84fb88a9 [ 48.337816][ T424] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 48.345707][ T424] RBP: 00007f6a85014074 R08: 0000000000000000 R09: 0000000000000000 [ 48.354265][ T424] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 48.362206][ T424] R13: 000000000000000b R14: 00007f6a850caf60 R15: 00007ffd47c254e8 [ 48.370006][ T424] Modules linked in: [ 48.374154][ T424] ---[ end trace 70e0847c25bdf1af ]--- [ 48.379674][ T424] RIP: 0010:device_del+0xe7/0xfa0 [ 48.384681][ T424] Code: df e8 0d 69 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 [ 48.404947][ T424] RSP: 0018:ffff8881eb06f9c0 EFLAGS: 00010202 [ 48.410972][ T424] RAX: dffffc0000000000 RBX: ffff8881eb6a50d8 RCX: 1ffff1103d6d4a1b [ 48.419052][ T424] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff8881eb06f940 [ 48.427288][ T424] RBP: ffff8881eb06fa90 R08: dffffc0000000000 R09: ffffed103d60df29 [ 48.435402][ T424] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000019 [ 48.443413][ T424] R13: ffff8881eb6a5070 R14: ffff8881eb6a5110 R15: 00000000000000c8 [ 48.451314][ T424] FS: 00007f6a84f3e6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 48.460339][ T424] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.466794][ T424] CR2: 00007f6a850cb028 CR3: 00000001eb4d9000 CR4: 00000000003406b0 [ 48.474554][ T424] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.482406][ T424] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.490317][ T424] Kernel panic - not syncing: Fatal exception [ 48.497881][ T424] Kernel Offset: disabled [ 48.502160][ T424] Rebooting in 86400 seconds..