[ 37.160203][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 37.173337][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 37.187871][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 37.201770][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 37.212743][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 37.292364][ T374] syz-executor.0 (374) used greatest stack depth: 19640 bytes left [ 37.931757][ T103] device bridge_slave_1 left promiscuous mode [ 37.937716][ T103] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.945198][ T103] device bridge_slave_0 left promiscuous mode [ 37.951311][ T103] bridge0: port 1(bridge_slave_0) entered disabled state Warning: Permanently added '10.128.1.85' (ED25519) to the list of known hosts. 2024/11/08 12:42:25 ignoring optional flag "sandboxArg"="0" 2024/11/08 12:42:25 ignoring optional flag "type"="gce" 2024/11/08 12:42:25 parsed 1 programs [ 59.493120][ T23] kauditd_printk_skb: 15 callbacks suppressed [ 59.493132][ T23] audit: type=1400 audit(1731069745.630:91): avc: denied { mounton } for pid=419 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 [ 59.493810][ T419] cgroup1: Unknown subsys name 'net' [ 59.527965][ T419] cgroup1: Unknown subsys name 'net_prio' [ 59.533857][ T419] cgroup1: Unknown subsys name 'devices' 2024/11/08 12:42:25 executed programs: 0 [ 59.541423][ T419] cgroup1: Unknown subsys name 'hugetlb' [ 59.547230][ T419] cgroup1: Unknown subsys name 'rlimit' [ 59.616770][ T424] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.623742][ T424] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.631459][ T424] device bridge_slave_0 entered promiscuous mode [ 59.638369][ T424] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.645349][ T424] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.652727][ T424] device bridge_slave_1 entered promiscuous mode [ 59.705665][ T424] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.712544][ T424] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.719822][ T424] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.726894][ T424] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.751851][ T103] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.759175][ T103] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.767561][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.776093][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.785770][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.793840][ T103] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.800702][ T103] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.809820][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.818199][ T103] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.825166][ T103] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.839802][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.849480][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.867939][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 59.879959][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 59.894528][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 59.908866][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 59.919799][ T103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 59.937051][ T23] audit: type=1400 audit(1731069746.070:92): avc: denied { mounton } for pid=424 comm="syz-executor.0" path="/dev/binderfs" dev="devtmpfs" ino=10901 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1 [ 59.970606][ T23] audit: type=1400 audit(1731069746.100:93): avc: denied { read } for pid=429 comm="syz-executor.0" name="loop-control" dev="devtmpfs" ino=9077 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 59.997437][ T23] audit: type=1400 audit(1731069746.100:94): avc: denied { open } for pid=429 comm="syz-executor.0" path="/dev/loop-control" dev="devtmpfs" ino=9077 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 60.022493][ T23] audit: type=1400 audit(1731069746.100:95): avc: denied { ioctl } for pid=429 comm="syz-executor.0" path="/dev/loop-control" dev="devtmpfs" ino=9077 ioctlcmd=0x4c81 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 60.063167][ T432] FAULT_INJECTION: forcing a failure. [ 60.063167][ T432] name failslab, interval 1, probability 0, space 0, times 1 [ 60.075937][ T432] CPU: 1 PID: 432 Comm: syz-executor.0 Not tainted 5.4.284-syzkaller-04988-g137306201ec6 #0 [ 60.085888][ T432] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 60.095961][ T432] Call Trace: [ 60.099116][ T432] dump_stack+0x1d8/0x241 [ 60.103265][ T432] ? panic+0x89d/0x89d [ 60.107263][ T432] ? mutex_unlock+0x18/0x40 [ 60.111688][ T432] ? nf_ct_l4proto_log_invalid+0x258/0x258 [ 60.117336][ T432] ? selinux_kernfs_init_security+0x14e/0x730 [ 60.123238][ T432] ? idr_alloc_cyclic+0x369/0x5d0 [ 60.128091][ T432] should_fail+0x71f/0x880 [ 60.132360][ T432] ? setup_fault_attr+0x3d0/0x3d0 [ 60.137208][ T432] ? _raw_spin_lock+0xa4/0x1b0 [ 60.141815][ T432] ? __kernfs_new_node+0xdb/0x6e0 [ 60.146664][ T432] should_failslab+0x5/0x20 [ 60.151014][ T432] kmem_cache_alloc+0x28/0x250 [ 60.155924][ T432] __kernfs_new_node+0xdb/0x6e0 [ 60.161054][ T432] ? kernfs_new_node+0x230/0x230 [ 60.165809][ T432] ? mutex_lock+0xa5/0x110 [ 60.170397][ T432] ? mutex_trylock+0xa0/0xa0 [ 60.174910][ T432] ? kernfs_activate+0x2fe/0x320 [ 60.179867][ T432] kernfs_new_node+0x130/0x230 [ 60.184475][ T432] __kernfs_create_file+0x45/0x260 [ 60.189418][ T432] sysfs_add_file_mode_ns+0x292/0x340 [ 60.194623][ T432] sysfs_merge_group+0x1fe/0x450 [ 60.199929][ T432] ? sysfs_remove_groups+0xa0/0xa0 [ 60.204880][ T432] ? device_create_file+0xea/0x1b0 [ 60.209805][ T432] ? bus_add_device+0x92/0x3f0 [ 60.214418][ T432] dpm_sysfs_add+0xcf/0x270 [ 60.219186][ T432] device_add+0x536/0xbb0 [ 60.223325][ T432] __device_add_disk+0x767/0x1220 [ 60.228450][ T432] ? device_add_disk+0x30/0x30 [ 60.233216][ T432] ? __alloc_disk_node+0x459/0x5a0 [ 60.238544][ T432] loop_add+0x573/0x740 [ 60.242512][ T432] loop_control_ioctl+0x448/0x620 [ 60.247485][ T432] ? loop_remove+0xa0/0xa0 [ 60.251737][ T432] ? memset+0x1f/0x40 [ 60.255660][ T432] ? fsnotify+0x1280/0x1340 [ 60.260074][ T432] ? loop_remove+0xa0/0xa0 [ 60.264328][ T432] do_vfs_ioctl+0x742/0x1720 [ 60.268883][ T432] ? ioctl_preallocate+0x250/0x250 [ 60.273810][ T432] ? __fget+0x407/0x490 [ 60.277797][ T432] ? fget_many+0x20/0x20 [ 60.281983][ T432] ? debug_smp_processor_id+0x20/0x20 [ 60.287209][ T432] ? security_file_ioctl+0x7d/0xa0 [ 60.292704][ T432] __x64_sys_ioctl+0xd4/0x110 [ 60.297736][ T432] do_syscall_64+0xca/0x1c0 [ 60.302354][ T432] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 60.308177][ T432] RIP: 0033:0x7fb480e0e8a9 [ 60.312422][ T432] 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 [ 60.332017][ T432] RSP: 002b:00007fb480d730c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 60.340546][ T432] RAX: ffffffffffffffda RBX: 00007fb480f21030 RCX: 00007fb480e0e8a9 [ 60.348530][ T432] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 60.356483][ T432] RBP: 00007fb480d73120 R08: 0000000000000000 R09: 0000000000000000 [ 60.364357][ T432] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 60.374343][ T432] R13: 000000000000006e R14: 00007fb480f21030 R15: 00007fff398a8688 [ 60.385009][ T432] kobject_add_internal failed for queue (error: -2 parent: loop0) [ 60.392736][ T432] ------------[ cut here ]------------ [ 60.398143][ T432] WARNING: CPU: 1 PID: 432 at fs/sysfs/file.c:328 sysfs_create_files+0x325/0x470 [ 60.407262][ T432] Modules linked in: [ 60.411346][ T432] CPU: 1 PID: 432 Comm: syz-executor.0 Not tainted 5.4.284-syzkaller-04988-g137306201ec6 #0 [ 60.421226][ T432] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 60.431298][ T432] RIP: 0010:sysfs_create_files+0x325/0x470 [ 60.437064][ T432] Code: c1 03 38 c1 0f 8c b7 fe ff ff 48 8d 7c 24 70 e8 31 fd d5 ff e9 a8 fe ff ff e8 57 14 a6 ff 31 db e9 ef 00 00 00 e8 4b 14 a6 ff <0f> 0b bb ea ff ff ff 4c 8b 74 24 08 eb 17 85 db 0f 84 cf 00 00 00 [ 60.456585][ T432] RSP: 0018:ffff8881dafaf940 EFLAGS: 00010293 [ 60.462494][ T432] RAX: ffffffff81be2388 RBX: ffff8881ef6fa0a0 RCX: ffff8881f31d6e40 [ 60.470301][ T432] RDX: 0000000000000000 RSI: ffffffff86066320 RDI: ffff8881ef6fa070 [ 60.478570][ T432] RBP: ffff8881dafafa10 R08: ffffffff844b1380 R09: ffffed103dd93586 [ 60.486813][ T432] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 60.494611][ T432] R13: ffffffff84f99ec0 R14: dffffc0000000000 R15: ffff8881ef6fa070 [ 60.502425][ T432] FS: 00007fb480d736c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 60.511281][ T432] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.517720][ T432] CR2: 00007fb480d72ff8 CR3: 00000001f1df8000 CR4: 00000000003406a0 [ 60.525507][ T432] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 60.533339][ T432] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 60.541324][ T432] Call Trace: [ 60.544434][ T432] ? __warn+0x162/0x250 [ 60.548434][ T432] ? report_bug+0x3a1/0x4e0 [ 60.552778][ T432] ? sysfs_create_files+0x325/0x470 [ 60.557812][ T432] ? sysfs_create_files+0x325/0x470 [ 60.562830][ T432] ? do_invalid_op+0x6e/0x110 [ 60.567365][ T432] ? invalid_op+0x1e/0x30 [ 60.571737][ T432] ? kobject_get+0xc0/0x110 [ 60.576060][ T432] ? sysfs_create_files+0x458/0x470 [ 60.581183][ T432] ? sysfs_create_files+0x325/0x470 [ 60.586246][ T432] ? sysfs_create_file_ns+0x2a0/0x2a0 [ 60.591445][ T432] ? kobject_get+0xc9/0x110 [ 60.595772][ T432] __device_add_disk+0x949/0x1220 [ 60.600630][ T432] ? device_add_disk+0x30/0x30 [ 60.605234][ T432] ? __alloc_disk_node+0x459/0x5a0 [ 60.610432][ T432] loop_add+0x573/0x740 [ 60.614408][ T432] loop_control_ioctl+0x448/0x620 [ 60.619250][ T432] ? loop_remove+0xa0/0xa0 [ 60.623642][ T432] ? memset+0x1f/0x40 [ 60.627531][ T432] ? fsnotify+0x1280/0x1340 [ 60.631879][ T432] ? loop_remove+0xa0/0xa0 [ 60.636259][ T432] do_vfs_ioctl+0x742/0x1720 [ 60.640700][ T432] ? ioctl_preallocate+0x250/0x250 [ 60.645650][ T432] ? __fget+0x407/0x490 [ 60.649630][ T432] ? fget_many+0x20/0x20 [ 60.653708][ T432] ? debug_smp_processor_id+0x20/0x20 [ 60.658909][ T432] ? security_file_ioctl+0x7d/0xa0 [ 60.663921][ T432] __x64_sys_ioctl+0xd4/0x110 [ 60.668557][ T432] do_syscall_64+0xca/0x1c0 [ 60.672964][ T432] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 60.679325][ T432] RIP: 0033:0x7fb480e0e8a9 [ 60.683559][ T432] 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 [ 60.703416][ T432] RSP: 002b:00007fb480d730c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 60.711657][ T432] RAX: ffffffffffffffda RBX: 00007fb480f21030 RCX: 00007fb480e0e8a9 [ 60.719561][ T432] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 60.727368][ T432] RBP: 00007fb480d73120 R08: 0000000000000000 R09: 0000000000000000 [ 60.735170][ T432] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 60.743130][ T432] R13: 000000000000006e R14: 00007fb480f21030 R15: 00007fff398a8688 [ 60.750883][ T432] ---[ end trace eba0f6c6634e3bd3 ]--- [ 60.757100][ T432] ------------[ cut here ]------------ [ 60.762564][ T432] kernfs: can not remove 'events', no directory [ 60.768758][ T432] WARNING: CPU: 1 PID: 432 at fs/kernfs/dir.c:1523 kernfs_remove_by_name_ns+0xb1/0x100 [ 60.778147][ T432] Modules linked in: [ 60.781889][ T432] CPU: 1 PID: 432 Comm: syz-executor.0 Tainted: G W 5.4.284-syzkaller-04988-g137306201ec6 #0 [ 60.793258][ T432] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 60.803165][ T432] RIP: 0010:kernfs_remove_by_name_ns+0xb1/0x100 [ 60.809432][ T432] Code: ff 03 48 89 df e8 ff ef ff ff 48 89 df e8 87 af ff ff 31 db eb 27 e8 ee 71 a6 ff 48 c7 c7 c0 ac e5 84 4c 89 fe e8 9f 26 7d ff <0f> 0b bb fe ff ff ff eb 16 e8 d1 71 a6 ff bb fe ff ff ff 48 c7 c7 [ 60.828861][ T432] RSP: 0018:ffff8881dafaf918 EFLAGS: 00010246 [ 60.834754][ T432] RAX: 965d814e0dd41d00 RBX: 0000000000000000 RCX: ffff8881f31d6e40 [ 60.842569][ T432] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 60.850384][ T432] RBP: ffff8881dafafa10 R08: ffffffff814d5a52 R09: ffffed103edea9b8 [ 60.858276][ T432] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 60.866128][ T432] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff84f99f80 [ 60.873991][ T432] FS: 00007fb480d736c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 60.882847][ T432] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.889353][ T432] CR2: 00007fb480d72ff8 CR3: 00000001f1df8000 CR4: 00000000003406a0 [ 60.897160][ T432] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 60.904970][ T432] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 60.912782][ T432] Call Trace: [ 60.915922][ T432] ? __warn+0x162/0x250 [ 60.919903][ T432] ? report_bug+0x3a1/0x4e0 [ 60.924388][ T432] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 60.929808][ T432] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 60.935278][ T432] ? do_invalid_op+0x6e/0x110 [ 60.939783][ T432] ? invalid_op+0x1e/0x30 [ 60.943952][ T432] ? wake_up_klogd+0xb2/0xf0 [ 60.948649][ T432] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 60.954146][ T432] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 60.959574][ T432] sysfs_create_files+0x3de/0x470 [ 60.964433][ T432] ? sysfs_create_file_ns+0x2a0/0x2a0 [ 60.969638][ T432] ? kobject_get+0xc9/0x110 [ 60.973986][ T432] __device_add_disk+0x949/0x1220 [ 60.979011][ T432] ? device_add_disk+0x30/0x30 [ 60.983610][ T432] ? __alloc_disk_node+0x459/0x5a0 [ 60.988553][ T432] loop_add+0x573/0x740 [ 60.992550][ T432] loop_control_ioctl+0x448/0x620 [ 60.997495][ T432] ? loop_remove+0xa0/0xa0 [ 61.001759][ T432] ? memset+0x1f/0x40 [ 61.005571][ T432] ? fsnotify+0x1280/0x1340 [ 61.009911][ T432] ? loop_remove+0xa0/0xa0 [ 61.014171][ T432] do_vfs_ioctl+0x742/0x1720 [ 61.018588][ T432] ? ioctl_preallocate+0x250/0x250 [ 61.023554][ T432] ? __fget+0x407/0x490 [ 61.027524][ T432] ? fget_many+0x20/0x20 [ 61.031607][ T432] ? debug_smp_processor_id+0x20/0x20 [ 61.036830][ T432] ? security_file_ioctl+0x7d/0xa0 [ 61.041857][ T432] __x64_sys_ioctl+0xd4/0x110 [ 61.046548][ T432] do_syscall_64+0xca/0x1c0 [ 61.050900][ T432] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 61.056629][ T432] RIP: 0033:0x7fb480e0e8a9 [ 61.060864][ T432] 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 [ 61.080427][ T432] RSP: 002b:00007fb480d730c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 61.088755][ T432] RAX: ffffffffffffffda RBX: 00007fb480f21030 RCX: 00007fb480e0e8a9 [ 61.096561][ T432] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 61.104482][ T432] RBP: 00007fb480d73120 R08: 0000000000000000 R09: 0000000000000000 [ 61.112273][ T432] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 61.120144][ T432] R13: 000000000000006e R14: 00007fb480f21030 R15: 00007fff398a8688 [ 61.128028][ T432] ---[ end trace eba0f6c6634e3bd4 ]--- [ 61.136823][ T432] loop0: failed to create sysfs files for events [ 61.149949][ T436] ------------[ cut here ]------------ [ 61.155268][ T436] kernfs: can not remove 'events', no directory [ 61.161597][ T436] WARNING: CPU: 1 PID: 436 at fs/kernfs/dir.c:1523 kernfs_remove_by_name_ns+0xb1/0x100 [ 61.171144][ T436] Modules linked in: [ 61.174877][ T436] CPU: 1 PID: 436 Comm: syz-executor.0 Tainted: G W 5.4.284-syzkaller-04988-g137306201ec6 #0 [ 61.186122][ T436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 61.196027][ T436] RIP: 0010:kernfs_remove_by_name_ns+0xb1/0x100 [ 61.202106][ T436] Code: ff 03 48 89 df e8 ff ef ff ff 48 89 df e8 87 af ff ff 31 db eb 27 e8 ee 71 a6 ff 48 c7 c7 c0 ac e5 84 4c 89 fe e8 9f 26 7d ff <0f> 0b bb fe ff ff ff eb 16 e8 d1 71 a6 ff bb fe ff ff ff 48 c7 c7 [ 61.221537][ T436] RSP: 0018:ffff8881da447a38 EFLAGS: 00010246 [ 61.227443][ T436] RAX: 8886d9deddcb3a00 RBX: 0000000000000000 RCX: ffff8881f5fc4ec0 [ 61.235257][ T436] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 61.243215][ T436] RBP: ffffffff86066320 R08: ffffffff814d5a52 R09: 0000000000000003 [ 61.251053][ T436] R10: ffffffffffffffff R11: dffffc0000000001 R12: 0000000000000000 [ 61.259198][ T436] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffffff84f99f80 [ 61.267030][ T436] FS: 00007fb480d946c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 61.275779][ T436] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.282201][ T436] CR2: 00007fb480f21028 CR3: 00000001ef4b0000 CR4: 00000000003406a0 [ 61.290014][ T436] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 61.297837][ T436] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 61.305630][ T436] Call Trace: [ 61.308784][ T436] ? __warn+0x162/0x250 [ 61.313063][ T436] ? report_bug+0x3a1/0x4e0 [ 61.317459][ T436] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 61.323095][ T436] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 61.328645][ T436] ? do_invalid_op+0x6e/0x110 [ 61.333182][ T436] ? invalid_op+0x1e/0x30 [ 61.337420][ T436] ? wake_up_klogd+0xb2/0xf0 [ 61.341975][ T436] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 61.347437][ T436] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 61.353101][ T436] sysfs_remove_files+0x91/0xe0 [ 61.357759][ T436] del_gendisk+0x26e/0xc30 [ 61.362098][ T436] ? avc_flush+0x1f0/0x1f0 [ 61.366347][ T436] ? device_add_disk_no_queue_reg+0x20/0x20 [ 61.372161][ T436] ? delete_node+0x706/0x780 [ 61.376598][ T436] loop_remove+0x42/0xa0 [ 61.380682][ T436] loop_control_ioctl+0x564/0x620 [ 61.385919][ T436] ? loop_remove+0xa0/0xa0 [ 61.390290][ T436] ? loop_remove+0xa0/0xa0 [ 61.394531][ T436] do_vfs_ioctl+0x742/0x1720 [ 61.398948][ T436] ? ioctl_preallocate+0x250/0x250 [ 61.403911][ T436] ? __fget+0x407/0x490 [ 61.407903][ T436] ? fget_many+0x20/0x20 [ 61.411967][ T436] ? switch_fpu_return+0x1d4/0x410 [ 61.416918][ T436] ? security_file_ioctl+0x7d/0xa0 [ 61.421954][ T436] __x64_sys_ioctl+0xd4/0x110 [ 61.426464][ T436] do_syscall_64+0xca/0x1c0 [ 61.430810][ T436] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 61.436521][ T436] RIP: 0033:0x7fb480e0e8a9 [ 61.440773][ T436] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 61.460228][ T436] RSP: 002b:00007fb480d940c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 61.468585][ T436] RAX: ffffffffffffffda RBX: 00007fb480f20f60 RCX: 00007fb480e0e8a9 [ 61.476914][ T436] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 61.484757][ T436] RBP: 00007fb480e6a074 R08: 0000000000000000 R09: 0000000000000000 [ 61.492544][ T436] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 61.500378][ T436] R13: 000000000000000b R14: 00007fb480f20f60 R15: 00007fff398a8688 [ 61.508264][ T436] ---[ end trace eba0f6c6634e3bd5 ]--- [ 61.515918][ T436] ------------[ cut here ]------------ [ 61.522143][ T436] kernfs: can not remove 'events_async', no directory [ 61.528782][ T436] WARNING: CPU: 1 PID: 436 at fs/kernfs/dir.c:1523 kernfs_remove_by_name_ns+0xb1/0x100 [ 61.538173][ T436] Modules linked in: [ 61.541903][ T436] CPU: 1 PID: 436 Comm: syz-executor.0 Tainted: G W 5.4.284-syzkaller-04988-g137306201ec6 #0 [ 61.553283][ T436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 61.563186][ T436] RIP: 0010:kernfs_remove_by_name_ns+0xb1/0x100 [ 61.569349][ T436] Code: ff 03 48 89 df e8 ff ef ff ff 48 89 df e8 87 af ff ff 31 db eb 27 e8 ee 71 a6 ff 48 c7 c7 c0 ac e5 84 4c 89 fe e8 9f 26 7d ff <0f> 0b bb fe ff ff ff eb 16 e8 d1 71 a6 ff bb fe ff ff ff 48 c7 c7 [ 61.588882][ T436] RSP: 0018:ffff8881da447a38 EFLAGS: 00010246 [ 61.594956][ T436] RAX: 8886d9deddcb3a00 RBX: 0000000000000000 RCX: ffff8881f5fc4ec0 [ 61.602770][ T436] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 61.610663][ T436] RBP: ffffffff86066320 R08: ffffffff814d5a52 R09: ffffed103ede5262 [ 61.618595][ T436] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 61.626405][ T436] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffffff84f9a020 [ 61.634211][ T436] FS: 00007fb480d946c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 61.642983][ T436] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.649409][ T436] CR2: 00007fb480f21028 CR3: 00000001ef4b0000 CR4: 00000000003406a0 [ 61.657562][ T436] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 61.665372][ T436] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 61.673177][ T436] Call Trace: [ 61.676417][ T436] ? __warn+0x162/0x250 [ 61.680386][ T436] ? report_bug+0x3a1/0x4e0 [ 61.684726][ T436] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 61.690213][ T436] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 61.695661][ T436] ? do_invalid_op+0x6e/0x110 [ 61.700180][ T436] ? invalid_op+0x1e/0x30 [ 61.704348][ T436] ? wake_up_klogd+0xb2/0xf0 [ 61.708775][ T436] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 61.714238][ T436] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 61.719702][ T436] sysfs_remove_files+0x91/0xe0 [ 61.724401][ T436] del_gendisk+0x26e/0xc30 [ 61.728644][ T436] ? avc_flush+0x1f0/0x1f0 [ 61.732987][ T436] ? device_add_disk_no_queue_reg+0x20/0x20 [ 61.738710][ T436] ? delete_node+0x706/0x780 [ 61.743144][ T436] loop_remove+0x42/0xa0 [ 61.747226][ T436] loop_control_ioctl+0x564/0x620 [ 61.752076][ T436] ? loop_remove+0xa0/0xa0 [ 61.756330][ T436] ? loop_remove+0xa0/0xa0 [ 61.760586][ T436] do_vfs_ioctl+0x742/0x1720 [ 61.765033][ T436] ? ioctl_preallocate+0x250/0x250 [ 61.770045][ T436] ? __fget+0x407/0x490 [ 61.774042][ T436] ? fget_many+0x20/0x20 [ 61.778126][ T436] ? switch_fpu_return+0x1d4/0x410 [ 61.783074][ T436] ? security_file_ioctl+0x7d/0xa0 [ 61.788016][ T436] __x64_sys_ioctl+0xd4/0x110 [ 61.792529][ T436] do_syscall_64+0xca/0x1c0 [ 61.796873][ T436] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 61.802811][ T436] RIP: 0033:0x7fb480e0e8a9 [ 61.807065][ T436] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 61.826509][ T436] RSP: 002b:00007fb480d940c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 61.834841][ T436] RAX: ffffffffffffffda RBX: 00007fb480f20f60 RCX: 00007fb480e0e8a9 [ 61.842647][ T436] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 61.850544][ T436] RBP: 00007fb480e6a074 R08: 0000000000000000 R09: 0000000000000000 [ 61.858367][ T436] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 61.866173][ T436] R13: 000000000000000b R14: 00007fb480f20f60 R15: 00007fff398a8688 [ 61.873997][ T436] ---[ end trace eba0f6c6634e3bd6 ]--- [ 61.883600][ T436] ------------[ cut here ]------------ [ 61.888870][ T436] kernfs: can not remove 'events_poll_msecs', no directory [ 61.896264][ T436] WARNING: CPU: 0 PID: 436 at fs/kernfs/dir.c:1523 kernfs_remove_by_name_ns+0xb1/0x100 [ 61.905773][ T436] Modules linked in: [ 61.909509][ T436] CPU: 0 PID: 436 Comm: syz-executor.0 Tainted: G W 5.4.284-syzkaller-04988-g137306201ec6 #0 [ 61.920883][ T436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 61.930972][ T436] RIP: 0010:kernfs_remove_by_name_ns+0xb1/0x100 [ 61.937254][ T436] Code: ff 03 48 89 df e8 ff ef ff ff 48 89 df e8 87 af ff ff 31 db eb 27 e8 ee 71 a6 ff 48 c7 c7 c0 ac e5 84 4c 89 fe e8 9f 26 7d ff <0f> 0b bb fe ff ff ff eb 16 e8 d1 71 a6 ff bb fe ff ff ff 48 c7 c7 [ 61.956750][ T436] RSP: 0018:ffff8881da447a38 EFLAGS: 00010246 [ 61.962766][ T436] RAX: 8886d9deddcb3a00 RBX: 0000000000000000 RCX: ffff8881f5fc4ec0 [ 61.970669][ T436] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 61.978479][ T436] RBP: ffffffff86066320 R08: ffffffff814d5a52 R09: 0000000000000003 [ 61.986295][ T436] R10: ffffffffffffffff R11: dffffc0000000001 R12: 0000000000000000 [ 61.994095][ T436] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffffff84f9a040 [ 62.001905][ T436] FS: 00007fb480d946c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 62.010784][ T436] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 62.017178][ T436] CR2: 00007fb480d72ff8 CR3: 00000001ef4b0000 CR4: 00000000003406b0 [ 62.025163][ T436] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 62.033155][ T436] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 62.041062][ T436] Call Trace: [ 62.044204][ T436] ? __warn+0x162/0x250 [ 62.048188][ T436] ? report_bug+0x3a1/0x4e0 [ 62.052517][ T436] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 62.057990][ T436] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 62.063750][ T436] ? do_invalid_op+0x6e/0x110 [ 62.068241][ T436] ? invalid_op+0x1e/0x30 [ 62.072405][ T436] ? wake_up_klogd+0xb2/0xf0 [ 62.076908][ T436] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 62.082411][ T436] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 62.087849][ T436] sysfs_remove_files+0x91/0xe0 [ 62.092533][ T436] del_gendisk+0x26e/0xc30 [ 62.096817][ T436] ? avc_flush+0x1f0/0x1f0 [ 62.101030][ T436] ? device_add_disk_no_queue_reg+0x20/0x20 [ 62.106760][ T436] ? delete_node+0x706/0x780 [ 62.111221][ T436] loop_remove+0x42/0xa0 [ 62.115276][ T436] loop_control_ioctl+0x564/0x620 [ 62.120319][ T436] ? loop_remove+0xa0/0xa0 [ 62.124581][ T436] ? loop_remove+0xa0/0xa0 [ 62.128840][ T436] do_vfs_ioctl+0x742/0x1720 [ 62.133349][ T436] ? ioctl_preallocate+0x250/0x250 [ 62.138293][ T436] ? __fget+0x407/0x490 [ 62.142284][ T436] ? fget_many+0x20/0x20 [ 62.146380][ T436] ? switch_fpu_return+0x1d4/0x410 [ 62.151313][ T436] ? security_file_ioctl+0x7d/0xa0 [ 62.156364][ T436] __x64_sys_ioctl+0xd4/0x110 [ 62.160883][ T436] do_syscall_64+0xca/0x1c0 [ 62.165332][ T436] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 62.171079][ T436] RIP: 0033:0x7fb480e0e8a9 [ 62.175408][ T436] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 62.194928][ T436] RSP: 002b:00007fb480d940c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 62.203179][ T436] RAX: ffffffffffffffda RBX: 00007fb480f20f60 RCX: 00007fb480e0e8a9 [ 62.211122][ T436] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 62.218957][ T436] RBP: 00007fb480e6a074 R08: 0000000000000000 R09: 0000000000000000 [ 62.226780][ T436] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 62.234583][ T436] R13: 000000000000000b R14: 00007fb480f20f60 R15: 00007fff398a8688 [ 62.242447][ T436] ---[ end trace eba0f6c6634e3bd7 ]--- [ 62.249000][ T436] ------------[ cut here ]------------ [ 62.254360][ T436] kernfs: can not remove 'bdi', no directory [ 62.260432][ T436] WARNING: CPU: 0 PID: 436 at fs/kernfs/dir.c:1523 kernfs_remove_by_name_ns+0xb1/0x100 [ 62.269807][ T436] Modules linked in: [ 62.273986][ T436] CPU: 0 PID: 436 Comm: syz-executor.0 Tainted: G W 5.4.284-syzkaller-04988-g137306201ec6 #0 [ 62.285543][ T436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 62.295438][ T436] RIP: 0010:kernfs_remove_by_name_ns+0xb1/0x100 [ 62.301614][ T436] Code: ff 03 48 89 df e8 ff ef ff ff 48 89 df e8 87 af ff ff 31 db eb 27 e8 ee 71 a6 ff 48 c7 c7 c0 ac e5 84 4c 89 fe e8 9f 26 7d ff <0f> 0b bb fe ff ff ff eb 16 e8 d1 71 a6 ff bb fe ff ff ff 48 c7 c7 [ 62.321745][ T436] RSP: 0018:ffff8881da447a78 EFLAGS: 00010246 [ 62.327678][ T436] RAX: 8886d9deddcb3a00 RBX: 0000000000000000 RCX: ffff8881f5fc4ec0 [ 62.335714][ T436] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 62.343527][ T436] RBP: ffff8881da447b88 R08: ffffffff814d5a52 R09: ffffed103edc5262 [ 62.351427][ T436] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881ef6fa000 [ 62.359248][ T436] R13: ffff8881ef6fa4e8 R14: 0000000000000000 R15: ffffffff84f99ae0 [ 62.367049][ T436] FS: 00007fb480d946c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 62.375924][ T436] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 62.382347][ T436] CR2: 00007fb480d72ff8 CR3: 00000001ef4b0000 CR4: 00000000003406b0 [ 62.390158][ T436] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 62.398178][ T436] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 62.406134][ T436] Call Trace: [ 62.409218][ T436] ? __warn+0x162/0x250 [ 62.413491][ T436] ? report_bug+0x3a1/0x4e0 [ 62.417822][ T436] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 62.423660][ T436] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 62.429235][ T436] ? do_invalid_op+0x6e/0x110 [ 62.433955][ T436] ? invalid_op+0x1e/0x30 [ 62.438111][ T436] ? wake_up_klogd+0xb2/0xf0 [ 62.442653][ T436] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 62.448154][ T436] ? kernfs_remove_by_name_ns+0xb1/0x100 [ 62.453547][ T436] del_gendisk+0x5a1/0xc30 [ 62.457809][ T436] ? device_add_disk_no_queue_reg+0x20/0x20 [ 62.463534][ T436] ? delete_node+0x706/0x780 [ 62.467990][ T436] loop_remove+0x42/0xa0 [ 62.472037][ T436] loop_control_ioctl+0x564/0x620 [ 62.476891][ T436] ? loop_remove+0xa0/0xa0 [ 62.481421][ T436] ? loop_remove+0xa0/0xa0 [ 62.485672][ T436] do_vfs_ioctl+0x742/0x1720 [ 62.490105][ T436] ? ioctl_preallocate+0x250/0x250 [ 62.495083][ T436] ? __fget+0x407/0x490 [ 62.499035][ T436] ? fget_many+0x20/0x20 [ 62.503122][ T436] ? switch_fpu_return+0x1d4/0x410 [ 62.508066][ T436] ? security_file_ioctl+0x7d/0xa0 [ 62.513011][ T436] __x64_sys_ioctl+0xd4/0x110 [ 62.517518][ T436] do_syscall_64+0xca/0x1c0 [ 62.521857][ T436] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 62.527694][ T436] RIP: 0033:0x7fb480e0e8a9 [ 62.531951][ T436] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 62.551533][ T436] RSP: 002b:00007fb480d940c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 62.559909][ T436] RAX: ffffffffffffffda RBX: 00007fb480f20f60 RCX: 00007fb480e0e8a9 [ 62.567789][ T436] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 62.576199][ T436] RBP: 00007fb480e6a074 R08: 0000000000000000 R09: 0000000000000000 [ 62.584398][ T436] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 62.592296][ T436] R13: 000000000000000b R14: 00007fb480f20f60 R15: 00007fff398a8688 [ 62.600307][ T436] ---[ end trace eba0f6c6634e3bd8 ]--- [ 62.607882][ T436] kasan: CONFIG_KASAN_INLINE enabled [ 62.613156][ T436] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 62.621161][ T436] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 62.628007][ T436] CPU: 0 PID: 436 Comm: syz-executor.0 Tainted: G W 5.4.284-syzkaller-04988-g137306201ec6 #0 [ 62.639366][ T436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 62.649276][ T436] RIP: 0010:device_del+0xe7/0xfa0 [ 62.654306][ T436] Code: df e8 7d ad 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 [ 62.673743][ T436] RSP: 0018:ffff8881da4479c0 EFLAGS: 00010202 [ 62.679744][ T436] RAX: dffffc0000000000 RBX: ffff8881ef6fa0d8 RCX: 1ffff1103dedf41b [ 62.687632][ T436] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff8881da447940 [ 62.695459][ T436] RBP: ffff8881da447a90 R08: dffffc0000000000 R09: ffffed103b488f29 [ 62.703429][ T436] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000019 [ 62.711457][ T436] R13: ffff8881ef6fa070 R14: ffff8881ef6fa110 R15: 00000000000000c8 [ 62.719338][ T436] FS: 00007fb480d946c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 62.728170][ T436] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 62.734682][ T436] CR2: 00007fb480d72ff8 CR3: 00000001ef4b0000 CR4: 00000000003406b0 [ 62.742590][ T436] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 62.750390][ T436] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 62.758381][ T436] Call Trace: [ 62.761513][ T436] ? __die+0xb4/0x100 [ 62.765417][ T436] ? die+0x26/0x50 [ 62.768967][ T436] ? do_general_protection+0x266/0x3c0 [ 62.774346][ T436] ? do_trap+0x340/0x340 [ 62.778522][ T436] ? general_protection+0x28/0x30 [ 62.783374][ T436] ? device_del+0xe7/0xfa0 [ 62.787727][ T436] ? mutex_trylock+0xa0/0xa0 [ 62.792139][ T436] ? kill_device+0xc0/0xc0 [ 62.796390][ T436] ? _raw_spin_unlock_irq+0x4a/0x60 [ 62.801511][ T436] ? pm_runtime_set_memalloc_noio+0x1ec/0x250 [ 62.807415][ T436] del_gendisk+0x9d9/0xc30 [ 62.811668][ T436] ? device_add_disk_no_queue_reg+0x20/0x20 [ 62.817450][ T436] ? delete_node+0x706/0x780 [ 62.821829][ T436] loop_remove+0x42/0xa0 [ 62.825902][ T436] loop_control_ioctl+0x564/0x620 [ 62.830776][ T436] ? loop_remove+0xa0/0xa0 [ 62.835019][ T436] ? loop_remove+0xa0/0xa0 [ 62.839273][ T436] do_vfs_ioctl+0x742/0x1720 [ 62.843715][ T436] ? ioctl_preallocate+0x250/0x250 [ 62.848642][ T436] ? __fget+0x407/0x490 [ 62.852633][ T436] ? fget_many+0x20/0x20 [ 62.856712][ T436] ? switch_fpu_return+0x1d4/0x410 [ 62.861661][ T436] ? security_file_ioctl+0x7d/0xa0 [ 62.866613][ T436] __x64_sys_ioctl+0xd4/0x110 [ 62.871119][ T436] do_syscall_64+0xca/0x1c0 [ 62.875460][ T436] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 62.881212][ T436] RIP: 0033:0x7fb480e0e8a9 [ 62.885527][ T436] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 62.905137][ T436] RSP: 002b:00007fb480d940c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 62.913830][ T436] RAX: ffffffffffffffda RBX: 00007fb480f20f60 RCX: 00007fb480e0e8a9 [ 62.921635][ T436] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 62.929438][ T436] RBP: 00007fb480e6a074 R08: 0000000000000000 R09: 0000000000000000 [ 62.937269][ T436] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 62.945173][ T436] R13: 000000000000000b R14: 00007fb480f20f60 R15: 00007fff398a8688 [ 62.952978][ T436] Modules linked in: [ 62.958219][ T436] ---[ end trace eba0f6c6634e3bd9 ]--- [ 62.963588][ T436] RIP: 0010:device_del+0xe7/0xfa0 [ 62.968611][ T436] Code: df e8 7d ad 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 [ 62.988531][ T436] RSP: 0018:ffff8881da4479c0 EFLAGS: 00010202 [ 62.994455][ T436] RAX: dffffc0000000000 RBX: ffff8881ef6fa0d8 RCX: 1ffff1103dedf41b [ 63.002654][ T436] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff8881da447940 [ 63.010428][ T436] RBP: ffff8881da447a90 R08: dffffc0000000000 R09: ffffed103b488f29 [ 63.018705][ T436] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000019 [ 63.026506][ T436] R13: ffff8881ef6fa070 R14: ffff8881ef6fa110 R15: 00000000000000c8 [ 63.034338][ T436] FS: 00007fb480d946c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 63.043077][ T436] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.049485][ T436] CR2: 00007fb480d72ff8 CR3: 00000001ef4b0000 CR4: 00000000003406b0 [ 63.057337][ T436] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 63.065207][ T436] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 63.073136][ T436] Kernel panic - not syncing: Fatal exception [ 63.079280][ T436] Kernel Offset: disabled [ 63.083415][ T436] Rebooting in 86400 seconds..