Warning: Permanently added '10.128.10.37' (ECDSA) to the list of known hosts. 2022/05/22 05:16:18 parsed 1 programs [ 49.445406][ T23] audit: type=1400 audit(1653196578.059:148): avc: denied { mounton } for pid=401 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 [ 49.445638][ T401] cgroup: Unknown subsys name 'net' [ 49.474074][ T401] cgroup: Unknown subsys name 'devices' [ 49.480419][ T401] cgroup: Unknown subsys name 'hugetlb' [ 49.486062][ T401] cgroup: Unknown subsys name 'rlimit' 2022/05/22 05:16:18 executed programs: 0 [ 49.491981][ T23] audit: type=1400 audit(1653196578.109:149): avc: denied { mounton } for pid=401 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 49.517648][ T23] audit: type=1400 audit(1653196578.109:150): avc: denied { mount } for pid=401 comm="syz-executor" name="/" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=filesystem permissive=1 [ 49.540924][ T23] audit: type=1400 audit(1653196578.139:151): avc: denied { mounton } for pid=405 comm="syz-executor.0" path="/sys/fs/fuse/connections" dev="fusectl" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=dir permissive=1 [ 49.545088][ T405] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.564905][ T23] audit: type=1400 audit(1653196578.139:152): avc: denied { module_request } for pid=405 comm="syz-executor.0" kmod="netdev-nr0" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 49.593728][ T405] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.600991][ T405] device bridge_slave_0 entered promiscuous mode [ 49.607643][ T405] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.614996][ T405] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.622471][ T405] device bridge_slave_1 entered promiscuous mode [ 49.643717][ T405] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.650748][ T405] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.657951][ T405] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.664967][ T405] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.677781][ T69] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.684989][ T69] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.692156][ T69] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.699429][ T69] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.708075][ T106] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.716142][ T106] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.723170][ T106] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.740624][ T69] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.748812][ T69] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 49.757215][ T69] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 49.765515][ T69] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 49.774293][ T69] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 49.782355][ T69] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.790371][ T69] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.797387][ T69] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.804657][ T69] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.812524][ T69] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.823952][ T23] audit: type=1400 audit(1653196578.439:153): avc: denied { mount } for pid=405 comm="syz-executor.0" name="/" dev="binder" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=filesystem permissive=1 [ 49.846529][ T23] audit: type=1400 audit(1653196578.439:154): avc: denied { ioctl } for pid=409 comm="syz-executor.0" path="/dev/loop-control" dev="devtmpfs" ino=114 ioctlcmd=0x4c81 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 49.911480][ T412] FAULT_INJECTION: forcing a failure. [ 49.911480][ T412] name failslab, interval 1, probability 0, space 0, times 1 [ 49.924085][ T412] CPU: 1 PID: 412 Comm: syz-executor.0 Not tainted 5.10.43-syzkaller #0 [ 49.932381][ T412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.942410][ T412] Call Trace: [ 49.945772][ T412] dump_stack_lvl+0x81/0xac [ 49.950246][ T412] dump_stack+0x10/0x12 [ 49.954375][ T412] should_fail.cold+0x5/0x1f [ 49.958931][ T412] __should_failslab+0xd8/0x120 [ 49.963747][ T412] should_failslab+0x9/0x20 [ 49.968214][ T412] kmem_cache_alloc+0x43/0x380 [ 49.972944][ T412] ? memcpy+0x4e/0x60 [ 49.976891][ T412] ? __kernfs_new_node+0xe5/0x680 [ 49.981880][ T412] __kernfs_new_node+0xe5/0x680 [ 49.986698][ T412] ? _raw_write_unlock_bh+0x50/0x50 [ 49.991862][ T412] ? kernfs_dop_revalidate+0x370/0x370 [ 49.997286][ T412] ? _raw_spin_unlock_irqrestore+0x47/0x90 [ 50.003057][ T412] ? create_prof_cpu_mask+0x20/0x20 [ 50.008219][ T412] ? kasan_save_stack+0x42/0x50 [ 50.013033][ T412] ? kasan_save_stack+0x23/0x50 [ 50.017849][ T412] kernfs_create_dir_ns+0x85/0x1f0 [ 50.022927][ T412] sysfs_create_dir_ns+0x11a/0x270 [ 50.028003][ T412] ? sysfs_create_mount_point+0x90/0x90 [ 50.033524][ T412] ? _raw_spin_lock+0x86/0x120 [ 50.038252][ T412] kobject_add_internal+0x27b/0x910 [ 50.043443][ T412] ? fsnotify_handle_inode_event+0x360/0x360 [ 50.049413][ T412] kobject_add+0x120/0x1d0 [ 50.053799][ T412] ? kset_create_and_add+0x170/0x170 [ 50.059050][ T412] ? __kasan_check_write+0x14/0x20 [ 50.064131][ T412] ? mutex_unlock+0x14/0x40 [ 50.068620][ T412] ? get_device_parent+0x24a/0x570 [ 50.073700][ T412] ? mutex_unlock+0x14/0x40 [ 50.078172][ T412] device_add+0x2b1/0x1b20 [ 50.082554][ T412] ? dev_set_name+0xa6/0xd0 [ 50.087119][ T412] ? device_remove_bin_file+0x20/0x20 [ 50.092550][ T412] ? __fw_devlink_link_to_suppliers+0x520/0x520 [ 50.098753][ T412] ? compat_blkdev_ioctl+0x870/0x870 [ 50.104005][ T412] ? invalidate_partition+0x1a0/0x1a0 [ 50.109338][ T412] __device_add_disk+0x407/0xfe0 [ 50.114683][ T412] ? blk_alloc_devt+0x2d0/0x2d0 [ 50.119521][ T412] ? sprintf+0xae/0xe0 [ 50.123560][ T412] ? pm_runtime_init+0x2e7/0x380 [ 50.128464][ T412] ? device_initialize+0x1f3/0x430 [ 50.133544][ T412] device_add_disk+0xe/0x10 [ 50.138013][ T412] loop_add+0x5a3/0x7a0 [ 50.142133][ T412] loop_control_ioctl+0x13a/0x3d0 [ 50.147130][ T412] ? loop_lookup+0x1a0/0x1a0 [ 50.151686][ T412] __x64_sys_ioctl+0x129/0x1a0 [ 50.156428][ T412] do_syscall_64+0x32/0x80 [ 50.160812][ T412] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 50.166670][ T412] RIP: 0033:0x7ff08bfe90e9 [ 50.171050][ T412] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 50.190625][ T412] RSP: 002b:00007ff08bf3e168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 50.199007][ T412] RAX: ffffffffffffffda RBX: 00007ff08c0fc030 RCX: 00007ff08bfe90e9 [ 50.206954][ T412] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 50.214896][ T412] RBP: 00007ff08bf3e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 50.222843][ T412] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 50.230784][ T412] R13: 00007ffc75c5a82f R14: 00007ff08bf3e300 R15: 0000000000022000 [ 50.239797][ T412] kobject_add_internal failed for loop0 (error: -12 parent: block) [ 50.247836][ T412] kobject_add_internal failed for queue (error: -2 parent: loop0) [ 50.255764][ T412] ------------[ cut here ]------------ [ 50.261364][ T412] WARNING: CPU: 1 PID: 412 at fs/sysfs/file.c:328 sysfs_create_file_ns+0x15a/0x1a0 [ 50.270762][ T412] Modules linked in: [ 50.274641][ T412] CPU: 1 PID: 412 Comm: syz-executor.0 Not tainted 5.10.43-syzkaller #0 [ 50.283088][ T412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.293231][ T412] RIP: 0010:sysfs_create_file_ns+0x15a/0x1a0 [ 50.299181][ T412] Code: 03 00 00 00 00 c7 43 08 00 00 00 00 48 8b 5d d0 65 48 2b 1c 25 28 00 00 00 75 22 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 <0f> 0b b8 ea ff ff ff eb be e8 98 ce d9 ff e9 7a ff ff ff e8 3e 5f [ 50.318905][ T412] RSP: 0018:ffffc90000907ba8 EFLAGS: 00010246 [ 50.324996][ T412] RAX: 0000000000000000 RBX: 1ffff92000120f77 RCX: dffffc0000000000 [ 50.332965][ T412] RDX: 1ffff11021a46c13 RSI: ffffffff84df8720 RDI: ffff88810d236068 [ 50.340925][ T412] RBP: ffffc90000907c60 R08: 0000000000000001 R09: ffff88810a3bceeb [ 50.348865][ T412] R10: ffffed10214779dd R11: 5f7463656a626f6b R12: ffff88810d236068 [ 50.356964][ T412] R13: ffffffff84df8720 R14: ffffc90000907c38 R15: ffff88810d236098 [ 50.364952][ T412] FS: 00007ff08bf3e700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 50.373892][ T412] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.380462][ T412] CR2: 00007ff08bf3dff8 CR3: 000000010d12a000 CR4: 00000000003506a0 [ 50.388465][ T412] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.396429][ T412] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.404396][ T412] Call Trace: [ 50.407673][ T23] audit: type=1400 audit(1653196579.019:155): avc: denied { append } for pid=142 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 50.410665][ T412] ? kset_create_and_add+0x170/0x170 [ 50.429736][ T23] audit: type=1400 audit(1653196579.019:156): avc: denied { open } for pid=142 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 50.429745][ T23] audit: type=1400 audit(1653196579.019:157): avc: denied { getattr } for pid=142 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 50.480097][ T412] ? sysfs_add_file_mode_ns+0x430/0x430 [ 50.485660][ T412] ? __kasan_check_write+0x14/0x20 [ 50.490851][ T412] ? mutex_lock+0x79/0xd0 [ 50.495151][ T412] ? __mutex_lock_slowpath+0x10/0x10 [ 50.500403][ T412] sysfs_create_files+0x5c/0x1a0 [ 50.505350][ T412] ? __kasan_check_write+0x14/0x20 [ 50.510444][ T412] ? kobject_get+0x55/0xe0 [ 50.514863][ T412] __device_add_disk+0x798/0xfe0 [ 50.519777][ T412] ? blk_alloc_devt+0x2d0/0x2d0 [ 50.524639][ T412] ? sprintf+0xae/0xe0 [ 50.528680][ T412] ? pm_runtime_init+0x2e7/0x380 [ 50.533606][ T412] ? device_initialize+0x1f3/0x430 [ 50.538692][ T412] device_add_disk+0xe/0x10 [ 50.543188][ T412] loop_add+0x5a3/0x7a0 [ 50.547334][ T412] loop_control_ioctl+0x13a/0x3d0 [ 50.552353][ T412] ? loop_lookup+0x1a0/0x1a0 [ 50.556919][ T412] __x64_sys_ioctl+0x129/0x1a0 [ 50.561676][ T412] do_syscall_64+0x32/0x80 [ 50.566067][ T412] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 50.572282][ T412] RIP: 0033:0x7ff08bfe90e9 [ 50.576724][ T412] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 50.596481][ T412] RSP: 002b:00007ff08bf3e168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 50.604936][ T412] RAX: ffffffffffffffda RBX: 00007ff08c0fc030 RCX: 00007ff08bfe90e9 [ 50.612980][ T412] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 50.620963][ T412] RBP: 00007ff08bf3e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 50.628908][ T412] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 50.636879][ T412] R13: 00007ffc75c5a82f R14: 00007ff08bf3e300 R15: 0000000000022000 [ 50.644842][ T412] ---[ end trace 8b8e2ba1c203f1f4 ]--- [ 50.650268][ T412] ------------[ cut here ]------------ [ 50.655866][ T412] kernfs: can not remove 'events', no directory [ 50.662209][ T412] WARNING: CPU: 0 PID: 412 at fs/kernfs/dir.c:1507 kernfs_remove_by_name_ns+0x74/0x80 [ 50.671771][ T412] Modules linked in: [ 50.675660][ T412] CPU: 0 PID: 412 Comm: syz-executor.0 Tainted: G W 5.10.43-syzkaller #0 [ 50.685375][ T412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.695483][ T412] RIP: 0010:kernfs_remove_by_name_ns+0x74/0x80 [ 50.701643][ T412] Code: 02 31 c0 41 5c 41 5d 41 5e 5d c3 48 c7 c7 20 ea c7 85 e8 bf 35 70 02 b8 fe ff ff ff eb e5 48 c7 c7 80 d7 cb 84 e8 c4 89 60 02 <0f> 0b b8 fe ff ff ff eb d0 0f 1f 00 48 b8 00 00 00 00 00 fc ff df [ 50.721370][ T412] RSP: 0018:ffffc90000907c48 EFLAGS: 00010286 [ 50.727434][ T412] RAX: 0000000000000000 RBX: ffffffff85e3bd38 RCX: 0000000000000000 [ 50.735600][ T412] RDX: 0000000000000001 RSI: ffffffff85587760 RDI: fffff52000120f7b [ 50.743680][ T412] RBP: ffffc90000907c60 R08: 0000000000000001 R09: ffff8881f724b067 [ 50.751808][ T412] R10: ffffed103ee4960c R11: 203a73666e72656b R12: ffff88810d236068 [ 50.759757][ T412] R13: ffffffff84df86e0 R14: ffffed1021a46c13 R15: ffffffff85e3bd38 [ 50.767820][ T412] FS: 00007ff08bf3e700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 50.776806][ T412] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.783433][ T412] CR2: 000055d1ea0be088 CR3: 000000010d12a000 CR4: 00000000003506a0 [ 50.791436][ T412] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.799376][ T412] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.807415][ T412] Call Trace: [ 50.811043][ T412] sysfs_create_files+0x106/0x1a0 [ 50.816044][ T412] ? __kasan_check_write+0x14/0x20 [ 50.821234][ T412] __device_add_disk+0x798/0xfe0 [ 50.826140][ T412] ? blk_alloc_devt+0x2d0/0x2d0 [ 50.831074][ T412] ? sprintf+0xae/0xe0 [ 50.835114][ T412] ? pm_runtime_init+0x2e7/0x380 [ 50.840020][ T412] ? device_initialize+0x1f3/0x430 [ 50.845240][ T412] device_add_disk+0xe/0x10 [ 50.849716][ T412] loop_add+0x5a3/0x7a0 [ 50.853976][ T412] loop_control_ioctl+0x13a/0x3d0 [ 50.858987][ T412] ? loop_lookup+0x1a0/0x1a0 [ 50.863668][ T412] __x64_sys_ioctl+0x129/0x1a0 [ 50.868419][ T412] do_syscall_64+0x32/0x80 [ 50.872920][ T412] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 50.878786][ T412] RIP: 0033:0x7ff08bfe90e9 [ 50.883286][ T412] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 50.903100][ T412] RSP: 002b:00007ff08bf3e168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 50.911580][ T412] RAX: ffffffffffffffda RBX: 00007ff08c0fc030 RCX: 00007ff08bfe90e9 [ 50.919527][ T412] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 50.927572][ T412] RBP: 00007ff08bf3e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 50.935627][ T412] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 50.943807][ T412] R13: 00007ffc75c5a82f R14: 00007ff08bf3e300 R15: 0000000000022000 [ 50.951853][ T412] ---[ end trace 8b8e2ba1c203f1f5 ]--- [ 50.957288][ T412] loop0: failed to create sysfs files for events [ 50.967323][ T414] ------------[ cut here ]------------ [ 50.972983][ T414] kernfs: can not remove 'events', no directory [ 50.979253][ T414] WARNING: CPU: 0 PID: 414 at fs/kernfs/dir.c:1507 kernfs_remove_by_name_ns+0x74/0x80 [ 50.988823][ T414] Modules linked in: [ 50.992741][ T414] CPU: 0 PID: 414 Comm: syz-executor.0 Tainted: G W 5.10.43-syzkaller #0 [ 51.002465][ T414] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.012606][ T414] RIP: 0010:kernfs_remove_by_name_ns+0x74/0x80 [ 51.018805][ T414] Code: 02 31 c0 41 5c 41 5d 41 5e 5d c3 48 c7 c7 20 ea c7 85 e8 bf 35 70 02 b8 fe ff ff ff eb e5 48 c7 c7 80 d7 cb 84 e8 c4 89 60 02 <0f> 0b b8 fe ff ff ff eb d0 0f 1f 00 48 b8 00 00 00 00 00 fc ff df [ 51.038579][ T414] RSP: 0018:ffffc900008d7cf0 EFLAGS: 00010282 [ 51.044686][ T414] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000000 [ 51.052806][ T414] RDX: 0000000000000001 RSI: 0000000000000004 RDI: fffff5200011af90 [ 51.060913][ T414] RBP: ffffc900008d7d08 R08: 0000000000000001 R09: ffff8881f721f54b [ 51.068888][ T414] R10: ffffed103ee43ea9 R11: 203a73666e72656b R12: ffffffff85e3bd40 [ 51.076991][ T414] R13: ffffffff84df86e0 R14: ffffed1021a46c13 R15: 0000000000000001 [ 51.085033][ T414] FS: 00007ff08bf5f700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 51.094027][ T414] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.100673][ T414] CR2: 00007ff08bf3dff8 CR3: 00000001201fa000 CR4: 00000000003506a0 [ 51.108641][ T414] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.116748][ T414] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.124866][ T414] Call Trace: [ 51.128146][ T414] sysfs_remove_files+0x82/0x100 [ 51.133182][ T414] del_gendisk+0x1d9/0xa60 [ 51.137586][ T414] ? idr_find+0x3e/0x60 [ 51.141839][ T414] ? disk_events_poll_msecs_store+0x1b0/0x1b0 [ 51.147896][ T414] ? loop_lookup+0x73/0x1a0 [ 51.152511][ T414] ? loop_queue_rq+0x3f0/0x3f0 [ 51.157266][ T414] ? __mutex_lock_killable_slowpath+0x10/0x10 [ 51.163409][ T414] loop_control_ioctl+0x30d/0x3d0 [ 51.168417][ T414] ? loop_lookup+0x1a0/0x1a0 [ 51.173081][ T414] __x64_sys_ioctl+0x129/0x1a0 [ 51.177831][ T414] do_syscall_64+0x32/0x80 [ 51.182326][ T414] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 51.188207][ T414] RIP: 0033:0x7ff08bfe90e9 [ 51.192737][ T414] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 51.212453][ T414] RSP: 002b:00007ff08bf5f168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 51.220943][ T414] RAX: ffffffffffffffda RBX: 00007ff08c0fbf60 RCX: 00007ff08bfe90e9 [ 51.228906][ T414] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000004 [ 51.236985][ T414] RBP: 00007ff08c04308d R08: 0000000000000000 R09: 0000000000000000 [ 51.245018][ T414] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 51.253073][ T414] R13: 00007ffc75c5a82f R14: 00007ff08bf5f300 R15: 0000000000022000 [ 51.261165][ T414] ---[ end trace 8b8e2ba1c203f1f6 ]--- [ 51.266611][ T414] ------------[ cut here ]------------ [ 51.272159][ T414] kernfs: can not remove 'events_async', no directory [ 51.278927][ T414] WARNING: CPU: 1 PID: 414 at fs/kernfs/dir.c:1507 kernfs_remove_by_name_ns+0x74/0x80 [ 51.288613][ T414] Modules linked in: [ 51.292667][ T414] CPU: 1 PID: 414 Comm: syz-executor.0 Tainted: G W 5.10.43-syzkaller #0 [ 51.302501][ T414] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.312683][ T414] RIP: 0010:kernfs_remove_by_name_ns+0x74/0x80 [ 51.318826][ T414] Code: 02 31 c0 41 5c 41 5d 41 5e 5d c3 48 c7 c7 20 ea c7 85 e8 bf 35 70 02 b8 fe ff ff ff eb e5 48 c7 c7 80 d7 cb 84 e8 c4 89 60 02 <0f> 0b b8 fe ff ff ff eb d0 0f 1f 00 48 b8 00 00 00 00 00 fc ff df [ 51.338692][ T414] RSP: 0018:ffffc900008d7cf0 EFLAGS: 00010282 [ 51.344830][ T414] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000000 [ 51.352869][ T414] RDX: 0000000000000001 RSI: 0000000000000004 RDI: fffff5200011af90 [ 51.360953][ T414] RBP: ffffc900008d7d08 R08: 0000000000000001 R09: ffff8881f731f54b [ 51.368990][ T414] R10: ffffed103ee63ea9 R11: 203a73666e72656b R12: ffffffff85e3bd40 [ 51.377075][ T414] R13: ffffffff84df8660 R14: ffffed1021a46c13 R15: 0000000000000002 [ 51.385157][ T414] FS: 00007ff08bf5f700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 51.394225][ T414] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.400936][ T414] CR2: 00007ff08bf3dff8 CR3: 00000001201fa000 CR4: 00000000003506a0 [ 51.408901][ T414] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.416970][ T414] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.425032][ T414] Call Trace: [ 51.428312][ T414] sysfs_remove_files+0x82/0x100 [ 51.433340][ T414] del_gendisk+0x1d9/0xa60 [ 51.437740][ T414] ? idr_find+0x3e/0x60 [ 51.441952][ T414] ? disk_events_poll_msecs_store+0x1b0/0x1b0 [ 51.448001][ T414] ? loop_lookup+0x73/0x1a0 [ 51.452581][ T414] ? loop_queue_rq+0x3f0/0x3f0 [ 51.457332][ T414] ? __mutex_lock_killable_slowpath+0x10/0x10 [ 51.463478][ T414] loop_control_ioctl+0x30d/0x3d0 [ 51.468490][ T414] ? loop_lookup+0x1a0/0x1a0 [ 51.473155][ T414] __x64_sys_ioctl+0x129/0x1a0 [ 51.477923][ T414] do_syscall_64+0x32/0x80 [ 51.482407][ T414] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 51.488280][ T414] RIP: 0033:0x7ff08bfe90e9 [ 51.492785][ T414] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 51.512550][ T414] RSP: 002b:00007ff08bf5f168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 51.521020][ T414] RAX: ffffffffffffffda RBX: 00007ff08c0fbf60 RCX: 00007ff08bfe90e9 [ 51.528981][ T414] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000004 [ 51.537510][ T414] RBP: 00007ff08c04308d R08: 0000000000000000 R09: 0000000000000000 [ 51.545563][ T414] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 51.553582][ T414] R13: 00007ffc75c5a82f R14: 00007ff08bf5f300 R15: 0000000000022000 [ 51.561616][ T414] ---[ end trace 8b8e2ba1c203f1f7 ]--- [ 51.567069][ T414] ------------[ cut here ]------------ [ 51.572606][ T414] kernfs: can not remove 'events_poll_msecs', no directory [ 51.579811][ T414] WARNING: CPU: 1 PID: 414 at fs/kernfs/dir.c:1507 kernfs_remove_by_name_ns+0x74/0x80 [ 51.589424][ T414] Modules linked in: [ 51.593369][ T414] CPU: 1 PID: 414 Comm: syz-executor.0 Tainted: G W 5.10.43-syzkaller #0 [ 51.603139][ T414] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.613273][ T414] RIP: 0010:kernfs_remove_by_name_ns+0x74/0x80 [ 51.619418][ T414] Code: 02 31 c0 41 5c 41 5d 41 5e 5d c3 48 c7 c7 20 ea c7 85 e8 bf 35 70 02 b8 fe ff ff ff eb e5 48 c7 c7 80 d7 cb 84 e8 c4 89 60 02 <0f> 0b b8 fe ff ff ff eb d0 0f 1f 00 48 b8 00 00 00 00 00 fc ff df [ 51.639119][ T414] RSP: 0018:ffffc900008d7cf0 EFLAGS: 00010282 [ 51.645243][ T414] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000000 [ 51.653283][ T414] RDX: 0000000000000001 RSI: 0000000000000004 RDI: fffff5200011af90 [ 51.661333][ T414] RBP: ffffc900008d7d08 R08: 0000000000000001 R09: ffff8881f731f54b [ 51.669300][ T414] R10: ffffed103ee63ea9 R11: 203a73666e72656b R12: ffffffff85e3bd40 [ 51.677357][ T414] R13: ffffffff84df85e0 R14: ffffed1021a46c13 R15: 0000000000000003 [ 51.685381][ T414] FS: 00007ff08bf5f700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 51.694567][ T414] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.701240][ T414] CR2: 00007ff08bf3dff8 CR3: 00000001201fa000 CR4: 00000000003506a0 [ 51.709211][ T414] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.717268][ T414] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.725310][ T414] Call Trace: [ 51.728597][ T414] sysfs_remove_files+0x82/0x100 [ 51.733597][ T414] del_gendisk+0x1d9/0xa60 [ 51.738009][ T414] ? idr_find+0x3e/0x60 [ 51.742608][ T414] ? disk_events_poll_msecs_store+0x1b0/0x1b0 [ 51.748665][ T414] ? loop_lookup+0x73/0x1a0 [ 51.753222][ T414] ? loop_queue_rq+0x3f0/0x3f0 [ 51.757974][ T414] ? __mutex_lock_killable_slowpath+0x10/0x10 [ 51.764096][ T414] loop_control_ioctl+0x30d/0x3d0 [ 51.769114][ T414] ? loop_lookup+0x1a0/0x1a0 [ 51.773854][ T414] __x64_sys_ioctl+0x129/0x1a0 [ 51.778616][ T414] do_syscall_64+0x32/0x80 [ 51.783093][ T414] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 51.788976][ T414] RIP: 0033:0x7ff08bfe90e9 [ 51.793523][ T414] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 51.813312][ T414] RSP: 002b:00007ff08bf5f168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 51.821796][ T414] RAX: ffffffffffffffda RBX: 00007ff08c0fbf60 RCX: 00007ff08bfe90e9 [ 51.829744][ T414] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000004 [ 51.837791][ T414] RBP: 00007ff08c04308d R08: 0000000000000000 R09: 0000000000000000 [ 51.845819][ T414] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 51.853856][ T414] R13: 00007ffc75c5a82f R14: 00007ff08bf5f300 R15: 0000000000022000 [ 51.861911][ T414] ---[ end trace 8b8e2ba1c203f1f8 ]--- [ 51.867369][ T414] ------------[ cut here ]------------ [ 51.872901][ T414] kernfs: can not remove 'bdi', no directory [ 51.878880][ T414] WARNING: CPU: 1 PID: 414 at fs/kernfs/dir.c:1507 kernfs_remove_by_name_ns+0x74/0x80 [ 51.888467][ T414] Modules linked in: [ 51.892415][ T414] CPU: 1 PID: 414 Comm: syz-executor.0 Tainted: G W 5.10.43-syzkaller #0 [ 51.902177][ T414] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.912282][ T414] RIP: 0010:kernfs_remove_by_name_ns+0x74/0x80 [ 51.918409][ T414] Code: 02 31 c0 41 5c 41 5d 41 5e 5d c3 48 c7 c7 20 ea c7 85 e8 bf 35 70 02 b8 fe ff ff ff eb e5 48 c7 c7 80 d7 cb 84 e8 c4 89 60 02 <0f> 0b b8 fe ff ff ff eb d0 0f 1f 00 48 b8 00 00 00 00 00 fc ff df [ 51.938187][ T414] RSP: 0018:ffffc900008d7d20 EFLAGS: 00010286 [ 51.944329][ T414] RAX: 0000000000000000 RBX: ffff88810d236068 RCX: 0000000000000000 [ 51.952348][ T414] RDX: 0000000000000001 RSI: 0000000000000004 RDI: fffff5200011af96 [ 51.960292][ T414] RBP: ffffc900008d7d38 R08: 0000000000000001 R09: ffff8881f731f54b [ 51.968322][ T414] R10: ffffed103ee63ea9 R11: 203a73666e72656b R12: ffff88810d236468 [ 51.976365][ T414] R13: ffffffff84df80c0 R14: ffffc900008d7e10 R15: 0000000000000000 [ 51.984403][ T414] FS: 00007ff08bf5f700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 51.993426][ T414] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.999989][ T414] CR2: 00007ff08bf3dff8 CR3: 00000001201fa000 CR4: 00000000003506a0 [ 52.008026][ T414] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 52.016037][ T414] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 52.024238][ T414] Call Trace: [ 52.027505][ T414] sysfs_remove_link+0x37/0xa0 [ 52.032326][ T414] del_gendisk+0x74b/0xa60 [ 52.036716][ T414] ? disk_events_poll_msecs_store+0x1b0/0x1b0 [ 52.042840][ T414] ? loop_lookup+0x73/0x1a0 [ 52.047321][ T414] ? loop_queue_rq+0x3f0/0x3f0 [ 52.052137][ T414] ? __mutex_lock_killable_slowpath+0x10/0x10 [ 52.058174][ T414] loop_control_ioctl+0x30d/0x3d0 [ 52.063269][ T414] ? loop_lookup+0x1a0/0x1a0 [ 52.067835][ T414] __x64_sys_ioctl+0x129/0x1a0 [ 52.072658][ T414] do_syscall_64+0x32/0x80 [ 52.077046][ T414] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 52.082984][ T414] RIP: 0033:0x7ff08bfe90e9 [ 52.087458][ T414] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 52.107134][ T414] RSP: 002b:00007ff08bf5f168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 52.115602][ T414] RAX: ffffffffffffffda RBX: 00007ff08c0fbf60 RCX: 00007ff08bfe90e9 [ 52.123626][ T414] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000004 [ 52.131631][ T414] RBP: 00007ff08c04308d R08: 0000000000000000 R09: 0000000000000000 [ 52.139575][ T414] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 52.147588][ T414] R13: 00007ffc75c5a82f R14: 00007ff08bf5f300 R15: 0000000000022000 [ 52.155618][ T414] ---[ end trace 8b8e2ba1c203f1f9 ]--- [ 52.161322][ T414] general protection fault, probably for non-canonical address 0xdffffc000000001a: 0000 [#1] PREEMPT SMP KASAN [ 52.173014][ T414] KASAN: null-ptr-deref in range [0x00000000000000d0-0x00000000000000d7] [ 52.181393][ T414] CPU: 1 PID: 414 Comm: syz-executor.0 Tainted: G W 5.10.43-syzkaller #0 [ 52.191131][ T414] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.201165][ T414] RIP: 0010:device_del+0xe3/0xd00 [ 52.206152][ T414] Code: c1 ea 03 80 3c 02 00 0f 85 c5 0a 00 00 48 b8 00 00 00 00 00 fc ff df 4c 8b 63 68 49 8d bc 24 d0 00 00 00 48 89 fa 48 c1 ea 03 <0f> b6 04 02 84 c0 74 06 0f 8e a6 09 00 00 41 0f b6 84 24 d0 00 00 [ 52.225734][ T414] RSP: 0018:ffffc900008d7ca0 EFLAGS: 00010202 [ 52.231774][ T414] RAX: dffffc0000000000 RBX: ffff88810d236068 RCX: ffffffff84262aa9 [ 52.239718][ T414] RDX: 000000000000001a RSI: 0000000000000008 RDI: 00000000000000d0 [ 52.247681][ T414] RBP: ffffc900008d7d58 R08: 0000000000000001 R09: ffffc900008d7c3f [ 52.257101][ T414] R10: fffff5200011af87 R11: 0000000000000000 R12: 0000000000000000 [ 52.265155][ T414] R13: ffff88810d236108 R14: fffffbfff0cdf1c8 R15: 0000000000000008 [ 52.273094][ T414] FS: 00007ff08bf5f700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 52.281993][ T414] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.288547][ T414] CR2: 00007ff08bf3dff8 CR3: 00000001201fa000 CR4: 00000000003506a0 [ 52.296489][ T414] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 52.304691][ T414] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 52.312629][ T414] Call Trace: [ 52.315890][ T414] ? _raw_spin_lock+0x120/0x120 [ 52.320711][ T414] ? __device_links_supplier_defer_sync+0x1f0/0x1f0 [ 52.327438][ T414] ? __kasan_check_write+0x14/0x20 [ 52.332515][ T414] ? mutex_unlock+0x14/0x40 [ 52.336983][ T414] ? pm_runtime_set_memalloc_noio+0xdf/0x100 [ 52.342928][ T414] del_gendisk+0x611/0xa60 [ 52.347309][ T414] ? disk_events_poll_msecs_store+0x1b0/0x1b0 [ 52.353339][ T414] ? loop_lookup+0x73/0x1a0 [ 52.357806][ T414] ? loop_queue_rq+0x3f0/0x3f0 [ 52.362535][ T414] ? __mutex_lock_killable_slowpath+0x10/0x10 [ 52.368564][ T414] loop_control_ioctl+0x30d/0x3d0 [ 52.373553][ T414] ? loop_lookup+0x1a0/0x1a0 [ 52.378111][ T414] __x64_sys_ioctl+0x129/0x1a0 [ 52.382839][ T414] do_syscall_64+0x32/0x80 [ 52.387220][ T414] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 52.393076][ T414] RIP: 0033:0x7ff08bfe90e9 [ 52.397460][ T414] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 52.417033][ T414] RSP: 002b:00007ff08bf5f168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 52.425410][ T414] RAX: ffffffffffffffda RBX: 00007ff08c0fbf60 RCX: 00007ff08bfe90e9 [ 52.433346][ T414] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000004 [ 52.441282][ T414] RBP: 00007ff08c04308d R08: 0000000000000000 R09: 0000000000000000 [ 52.449219][ T414] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 52.457155][ T414] R13: 00007ffc75c5a82f R14: 00007ff08bf5f300 R15: 0000000000022000 [ 52.465093][ T414] Modules linked in: [ 52.469854][ T414] ---[ end trace 8b8e2ba1c203f1fa ]--- [ 52.475323][ T414] RIP: 0010:device_del+0xe3/0xd00 [ 52.480312][ T414] Code: c1 ea 03 80 3c 02 00 0f 85 c5 0a 00 00 48 b8 00 00 00 00 00 fc ff df 4c 8b 63 68 49 8d bc 24 d0 00 00 00 48 89 fa 48 c1 ea 03 <0f> b6 04 02 84 c0 74 06 0f 8e a6 09 00 00 41 0f b6 84 24 d0 00 00 [ 52.500047][ T414] RSP: 0018:ffffc900008d7ca0 EFLAGS: 00010202 [ 52.506233][ T414] RAX: dffffc0000000000 RBX: ffff88810d236068 RCX: ffffffff84262aa9 [ 52.514262][ T414] RDX: 000000000000001a RSI: 0000000000000008 RDI: 00000000000000d0 [ 52.522330][ T414] RBP: ffffc900008d7d58 R08: 0000000000000001 R09: ffffc900008d7c3f [ 52.530359][ T414] R10: fffff5200011af87 R11: 0000000000000000 R12: 0000000000000000 [ 52.538413][ T414] R13: ffff88810d236108 R14: fffffbfff0cdf1c8 R15: 0000000000000008 [ 52.546420][ T414] FS: 00007ff08bf5f700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 52.555560][ T414] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.562199][ T414] CR2: 00007ff08bf3dff8 CR3: 00000001201fa000 CR4: 00000000003506a0 [ 52.570148][ T414] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 52.578229][ T414] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 52.586287][ T414] Kernel panic - not syncing: Fatal exception [ 52.592485][ T414] Kernel Offset: disabled [ 52.596794][ T414] Rebooting in 86400 seconds..