Warning: Permanently added '10.128.1.171' (ED25519) to the list of known hosts. 2024/06/21 19:14:04 ignoring optional flag "sandboxArg"="0" 2024/06/21 19:14:04 parsed 1 programs [ 38.973815][ T24] kauditd_printk_skb: 18 callbacks suppressed [ 38.973828][ T24] audit: type=1400 audit(1718997244.300:94): avc: denied { mount } for pid=336 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 [ 39.003535][ T24] audit: type=1400 audit(1718997244.330:95): avc: denied { unlink } for pid=336 comm="syz-executor" name="swap-file" dev="sda1" ino=1930 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" 2024/06/21 19:14:04 executed programs: 0 [ 39.060911][ T336] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 39.117593][ T341] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.125055][ T341] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.132547][ T341] device bridge_slave_0 entered promiscuous mode [ 39.139338][ T341] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.146365][ T341] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.153685][ T341] device bridge_slave_1 entered promiscuous mode [ 39.188926][ T341] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.195961][ T341] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.203050][ T341] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.209797][ T341] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.227938][ T292] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.235223][ T292] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.243306][ T292] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 39.250538][ T292] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.259794][ T54] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 39.267869][ T54] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.274731][ T54] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.283029][ T292] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 39.291215][ T292] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.298366][ T292] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.319070][ T341] device veth0_vlan entered promiscuous mode [ 39.326072][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 39.334650][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 39.343289][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 39.350616][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 39.358421][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 39.366578][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 39.378868][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 39.388346][ T341] device veth1_macvtap entered promiscuous mode [ 39.397295][ T54] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 39.407180][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 39.421994][ T24] audit: type=1400 audit(1718997244.740:96): avc: denied { mounton } for pid=341 comm="syz-executor.0" path="/dev/binderfs" dev="devtmpfs" ino=357 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1 [ 39.451091][ T24] audit: type=1400 audit(1718997244.770:97): avc: denied { read } for pid=346 comm="syz-executor.0" name="loop-control" dev="devtmpfs" ino=110 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 39.458179][ T348] udevd[348]: inotify_add_watch(7, /dev/loop0, 10) failed: No such file or directory [ 39.476720][ T24] audit: type=1400 audit(1718997244.770:98): avc: denied { open } for pid=346 comm="syz-executor.0" path="/dev/loop-control" dev="devtmpfs" ino=110 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 39.510569][ T24] audit: type=1400 audit(1718997244.770:99): avc: denied { ioctl } for pid=346 comm="syz-executor.0" path="/dev/loop-control" dev="devtmpfs" ino=110 ioctlcmd=0x4c81 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 39.539943][ T350] FAULT_INJECTION: forcing a failure. [ 39.539943][ T350] name failslab, interval 1, probability 0, space 0, times 1 [ 39.553376][ T350] CPU: 0 PID: 350 Comm: syz-executor.0 Not tainted 5.10.215-syzkaller-1002366-gb58b8f9dad93 #0 [ 39.563537][ T350] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 39.573670][ T350] Call Trace: [ 39.576878][ T350] dump_stack_lvl+0x1e2/0x24b [ 39.581314][ T350] ? panic+0x812/0x812 [ 39.585473][ T350] ? bfq_pos_tree_add_move+0x43b/0x43b [ 39.591346][ T350] dump_stack+0x15/0x17 [ 39.595417][ T350] should_fail+0x3c6/0x510 [ 39.599770][ T350] ? security_inode_alloc+0x29/0x120 [ 39.604927][ T350] __should_failslab+0xa4/0xe0 [ 39.609492][ T350] should_failslab+0x9/0x20 [ 39.613898][ T350] kmem_cache_alloc+0x3d/0x2e0 [ 39.618512][ T350] ? slab_post_alloc_hook+0x61/0x2f0 [ 39.623626][ T350] security_inode_alloc+0x29/0x120 [ 39.628834][ T350] inode_init_always+0x767/0x9f0 [ 39.633596][ T350] new_inode_pseudo+0x93/0x220 [ 39.638302][ T350] new_inode+0x28/0x1c0 [ 39.642303][ T350] ? start_creating+0x1d4/0x2f0 [ 39.646965][ T350] __debugfs_create_file+0x14d/0x4c0 [ 39.652097][ T350] ? up_write+0x59/0x120 [ 39.656160][ T350] debugfs_create_file+0x4a/0x60 [ 39.661037][ T350] bdi_register_va+0x2a6/0x610 [ 39.665622][ T350] bdi_register+0xd1/0x120 [ 39.669869][ T350] ? vsnprintf+0x1e1/0x1c70 [ 39.674213][ T350] ? __device_add_disk+0x552/0x11a0 [ 39.679242][ T350] ? bdi_register_va+0x610/0x610 [ 39.684021][ T350] ? __kasan_check_read+0x11/0x20 [ 39.688875][ T350] ? blk_alloc_devt+0xd7/0x330 [ 39.693494][ T350] __device_add_disk+0x5de/0x11a0 [ 39.698340][ T350] ? device_add_disk+0x40/0x40 [ 39.702937][ T350] ? vsprintf+0x40/0x40 [ 39.706926][ T350] ? device_initialize+0x1e1/0x420 [ 39.712397][ T350] device_add_disk+0x2a/0x40 [ 39.716881][ T350] loop_add+0x580/0x750 [ 39.720834][ T350] loop_control_ioctl+0x448/0x620 [ 39.725683][ T350] ? loop_remove+0xb0/0xb0 [ 39.729934][ T350] ? __fget_files+0x31e/0x380 [ 39.734449][ T350] ? security_file_ioctl+0x84/0xb0 [ 39.739393][ T350] ? loop_remove+0xb0/0xb0 [ 39.743756][ T350] __se_sys_ioctl+0x114/0x190 [ 39.748285][ T350] __x64_sys_ioctl+0x7b/0x90 [ 39.752689][ T350] do_syscall_64+0x34/0x70 [ 39.757111][ T350] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 39.762839][ T350] RIP: 0033:0x7f7068df2ae9 [ 39.767096][ T350] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 [ 39.786620][ T350] RSP: 002b:00007f70689540c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 39.794850][ T350] RAX: ffffffffffffffda RBX: 00007f7068f12050 RCX: 00007f7068df2ae9 [ 39.802943][ T350] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 39.810815][ T350] RBP: 00007f7068954120 R08: 0000000000000000 R09: 0000000000000000 [ 39.818651][ T350] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 39.826896][ T350] R13: 000000000000006e R14: 00007f7068f12050 R15: 00007ffe53803f38 [ 39.837352][ T24] audit: type=1400 audit(1718997245.160:100): avc: denied { read } for pid=76 comm="syslogd" name="log" dev="sda1" ino=1915 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 [ 39.843894][ T350] debugfs: out of free dentries, can not create file 'stats' [ 39.933235][ T354] FAULT_INJECTION: forcing a failure. [ 39.933235][ T354] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 39.946882][ T354] CPU: 0 PID: 354 Comm: syz-executor.0 Not tainted 5.10.215-syzkaller-1002366-gb58b8f9dad93 #0 [ 39.957443][ T354] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 39.967503][ T354] Call Trace: [ 39.970762][ T354] dump_stack_lvl+0x1e2/0x24b [ 39.975330][ T354] ? bfq_pos_tree_add_move+0x43b/0x43b [ 39.980609][ T354] dump_stack+0x15/0x17 [ 39.984685][ T354] should_fail+0x3c6/0x510 [ 39.990251][ T354] should_fail_alloc_page+0x52/0x60 [ 39.995293][ T354] __alloc_pages_nodemask+0x1b3/0xaf0 [ 40.000478][ T354] ? gfp_pfmemalloc_allowed+0x120/0x120 [ 40.006033][ T354] ? stack_trace_save+0x113/0x1c0 [ 40.010891][ T354] __stack_depot_save+0x3e8/0x4d0 [ 40.015840][ T354] ? __set_page_owner+0x3b/0x2d0 [ 40.020807][ T354] stack_depot_save+0xe/0x10 [ 40.025238][ T354] save_stack+0x1af/0x240 [ 40.031125][ T354] ? __reset_page_owner+0x150/0x150 [ 40.036292][ T354] ? prep_new_page+0x166/0x180 [ 40.040865][ T354] ? get_page_from_freelist+0x2d8c/0x2f30 [ 40.046546][ T354] ? __alloc_pages_nodemask+0x435/0xaf0 [ 40.051922][ T354] ? __get_free_pages+0xe/0x30 [ 40.056482][ T354] ? selinux_genfs_get_sid+0x56/0x2a0 [ 40.061693][ T354] ? inode_doinit_with_dentry+0x86f/0x1050 [ 40.067463][ T354] ? selinux_d_instantiate+0x27/0x40 [ 40.072588][ T354] ? security_d_instantiate+0x9f/0x100 [ 40.077893][ T354] ? d_instantiate+0x55/0x90 [ 40.082315][ T354] ? __debugfs_create_file+0x2e6/0x4c0 [ 40.088494][ T354] ? debugfs_create_file+0x4a/0x60 [ 40.093581][ T354] ? bdi_register_va+0x2a6/0x610 [ 40.098402][ T354] ? bdi_register+0xd1/0x120 [ 40.102882][ T354] ? __device_add_disk+0x5de/0x11a0 [ 40.107910][ T354] ? device_add_disk+0x2a/0x40 [ 40.113277][ T354] ? loop_add+0x580/0x750 [ 40.117682][ T354] __set_page_owner+0x3b/0x2d0 [ 40.122277][ T354] ? kernel_init_free_pages+0xda/0xf0 [ 40.127488][ T354] prep_new_page+0x166/0x180 [ 40.131918][ T354] get_page_from_freelist+0x2d8c/0x2f30 [ 40.137336][ T354] ? unwind_get_return_address+0x4d/0x90 [ 40.142785][ T354] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 40.148495][ T354] ? __stack_depot_save+0x468/0x4d0 [ 40.153970][ T354] ? __alloc_pages_nodemask+0xaf0/0xaf0 [ 40.160026][ T354] ? __kasan_slab_alloc+0xc3/0xe0 [ 40.165075][ T354] ? lruvec_init+0x150/0x150 [ 40.169506][ T354] ? security_inode_alloc+0x29/0x120 [ 40.174614][ T354] ? new_inode_pseudo+0x93/0x220 [ 40.179386][ T354] ? new_inode+0x28/0x1c0 [ 40.183733][ T354] ? __debugfs_create_file+0x14d/0x4c0 [ 40.189123][ T354] __alloc_pages_nodemask+0x435/0xaf0 [ 40.194405][ T354] ? gfp_pfmemalloc_allowed+0x120/0x120 [ 40.199987][ T354] ? __kasan_check_write+0x14/0x20 [ 40.205022][ T354] ? _raw_spin_lock+0xa4/0x1b0 [ 40.209638][ T354] __get_free_pages+0xe/0x30 [ 40.214173][ T354] selinux_genfs_get_sid+0x56/0x2a0 [ 40.219165][ T354] ? lockref_get+0xb4/0x110 [ 40.223536][ T354] inode_doinit_with_dentry+0x86f/0x1050 [ 40.228987][ T354] ? sb_finish_set_opts+0x7a0/0x7a0 [ 40.233993][ T354] ? current_time+0x1af/0x2f0 [ 40.238522][ T354] selinux_d_instantiate+0x27/0x40 [ 40.243627][ T354] security_d_instantiate+0x9f/0x100 [ 40.248859][ T354] d_instantiate+0x55/0x90 [ 40.253216][ T354] __debugfs_create_file+0x2e6/0x4c0 [ 40.258758][ T354] debugfs_create_file+0x4a/0x60 [ 40.264061][ T354] bdi_register_va+0x2a6/0x610 [ 40.268606][ T354] bdi_register+0xd1/0x120 [ 40.272850][ T354] ? vsnprintf+0x1e1/0x1c70 [ 40.277194][ T354] ? __device_add_disk+0x552/0x11a0 [ 40.282228][ T354] ? bdi_register_va+0x610/0x610 [ 40.286999][ T354] ? __kasan_check_read+0x11/0x20 [ 40.291997][ T354] ? blk_alloc_devt+0xd7/0x330 [ 40.296671][ T354] __device_add_disk+0x5de/0x11a0 [ 40.301531][ T354] ? device_add_disk+0x40/0x40 [ 40.306134][ T354] ? vsprintf+0x40/0x40 [ 40.310118][ T354] ? device_initialize+0x1e1/0x420 [ 40.315066][ T354] device_add_disk+0x2a/0x40 [ 40.319495][ T354] loop_add+0x580/0x750 [ 40.323487][ T354] loop_control_ioctl+0x448/0x620 [ 40.328345][ T354] ? loop_remove+0xb0/0xb0 [ 40.332599][ T354] ? __fget_files+0x31e/0x380 [ 40.337115][ T354] ? security_file_ioctl+0x84/0xb0 [ 40.342075][ T354] ? loop_remove+0xb0/0xb0 [ 40.346321][ T354] __se_sys_ioctl+0x114/0x190 [ 40.350826][ T354] __x64_sys_ioctl+0x7b/0x90 [ 40.355259][ T354] do_syscall_64+0x34/0x70 [ 40.359509][ T354] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 40.365230][ T354] RIP: 0033:0x7f7068df2ae9 [ 40.369652][ T354] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 [ 40.389159][ T354] RSP: 002b:00007f70689540c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 40.397504][ T354] RAX: ffffffffffffffda RBX: 00007f7068f12050 RCX: 00007f7068df2ae9 [ 40.405307][ T354] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 40.413323][ T354] RBP: 00007f7068954120 R08: 0000000000000000 R09: 0000000000000000 [ 40.421111][ T354] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 40.428918][ T354] R13: 000000000000006e R14: 00007f7068f12050 R15: 00007ffe53803f38 [ 40.493280][ T363] FAULT_INJECTION: forcing a failure. [ 40.493280][ T363] name failslab, interval 1, probability 0, space 0, times 0 [ 40.506155][ T363] CPU: 1 PID: 363 Comm: syz-executor.0 Not tainted 5.10.215-syzkaller-1002366-gb58b8f9dad93 #0 [ 40.516368][ T363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 40.526427][ T363] Call Trace: [ 40.529564][ T363] dump_stack_lvl+0x1e2/0x24b [ 40.534072][ T363] ? bfq_pos_tree_add_move+0x43b/0x43b [ 40.539559][ T363] dump_stack+0x15/0x17 [ 40.543546][ T363] should_fail+0x3c6/0x510 [ 40.547796][ T363] ? device_add+0xbe/0xbc0 [ 40.552040][ T363] __should_failslab+0xa4/0xe0 [ 40.556643][ T363] should_failslab+0x9/0x20 [ 40.560998][ T363] kmem_cache_alloc_trace+0x3a/0x2e0 [ 40.566100][ T363] ? __kasan_check_write+0x14/0x20 [ 40.571324][ T363] device_add+0xbe/0xbc0 [ 40.575405][ T363] __device_add_disk+0x785/0x11a0 [ 40.580254][ T363] ? device_add_disk+0x40/0x40 [ 40.585061][ T363] ? vsprintf+0x40/0x40 [ 40.589049][ T363] ? device_initialize+0x1e1/0x420 [ 40.594002][ T363] device_add_disk+0x2a/0x40 [ 40.598439][ T363] loop_add+0x580/0x750 [ 40.602421][ T363] loop_control_ioctl+0x448/0x620 [ 40.607277][ T363] ? loop_remove+0xb0/0xb0 [ 40.611957][ T363] ? __fget_files+0x31e/0x380 [ 40.616460][ T363] ? security_file_ioctl+0x84/0xb0 [ 40.621979][ T363] ? loop_remove+0xb0/0xb0 [ 40.626219][ T363] __se_sys_ioctl+0x114/0x190 [ 40.630772][ T363] __x64_sys_ioctl+0x7b/0x90 [ 40.635169][ T363] do_syscall_64+0x34/0x70 [ 40.639432][ T363] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 40.645806][ T363] RIP: 0033:0x7f7068df2ae9 [ 40.650069][ T363] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 [ 40.669722][ T363] RSP: 002b:00007f70689750c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 40.678380][ T363] RAX: ffffffffffffffda RBX: 00007f7068f11f80 RCX: 00007f7068df2ae9 [ 40.686298][ T363] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 40.694381][ T363] RBP: 00007f7068975120 R08: 0000000000000000 R09: 0000000000000000 [ 40.702248][ T363] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 40.710059][ T363] R13: 000000000000000b R14: 00007f7068f11f80 R15: 00007ffe53803f38 [ 40.718209][ T363] kobject_add_internal failed for queue (error: -2 parent: loop0) [ 40.726994][ T363] ------------[ cut here ]------------ [ 40.732500][ T363] WARNING: CPU: 0 PID: 363 at fs/sysfs/file.c:328 sysfs_create_files+0x325/0x470 [ 40.741693][ T363] Modules linked in: [ 40.745502][ T363] CPU: 0 PID: 363 Comm: syz-executor.0 Not tainted 5.10.215-syzkaller-1002366-gb58b8f9dad93 #0 [ 40.756029][ T363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 40.765913][ T363] RIP: 0010:sysfs_create_files+0x325/0x470 [ 40.773139][ T363] Code: c1 03 38 c1 0f 8c b7 fe ff ff 48 8d 7c 24 70 e8 d1 92 d4 ff e9 a8 fe ff ff e8 c7 00 97 ff 31 db e9 ef 00 00 00 e8 bb 00 97 ff <0f> 0b bb ea ff ff ff 4c 8b 74 24 08 eb 17 85 db 0f 84 cf 00 00 00 [ 40.793828][ T363] RSP: 0018:ffffc90000f57b00 EFLAGS: 00010293 [ 40.799817][ T363] RAX: ffffffff81d3add8 RBX: ffff88810cc95098 RCX: ffff8881200fbb40 [ 40.807667][ T363] RDX: 0000000000000000 RSI: ffffffff863521a0 RDI: ffff88810cc95068 [ 40.815469][ T363] RBP: ffffc90000f57bd0 R08: ffffffff82706bc7 R09: ffffed1021590244 [ 40.823425][ T363] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 40.831196][ T363] R13: ffffffff855f74e0 R14: dffffc0000000000 R15: ffff88810cc95068 [ 40.839124][ T363] FS: 00007f70689756c0(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 40.848170][ T363] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.854673][ T363] CR2: 00007f7068f0e0c0 CR3: 000000010c3af000 CR4: 00000000003506b0 [ 40.862488][ T363] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 40.870258][ T363] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 40.878109][ T363] Call Trace: [ 40.881289][ T363] ? show_regs+0x58/0x60 [ 40.885395][ T363] ? __warn+0x160/0x2f0 [ 40.889967][ T363] ? sysfs_create_files+0x325/0x470 [ 40.895236][ T363] ? report_bug+0x3d9/0x5b0 [ 40.899725][ T363] ? sysfs_create_files+0x325/0x470 [ 40.907072][ T363] ? handle_bug+0x41/0x70 [ 40.911230][ T363] ? exc_invalid_op+0x1b/0x50 [ 40.915903][ T363] ? asm_exc_invalid_op+0x12/0x20 [ 40.920830][ T363] ? kobject_get+0xc7/0x120 [ 40.925205][ T363] ? sysfs_create_files+0x458/0x470 [ 40.930198][ T363] ? sysfs_create_files+0x325/0x470 [ 40.935302][ T363] ? sysfs_create_file_ns+0x2a0/0x2a0 [ 40.940686][ T363] ? __kasan_check_write+0x14/0x20 [ 40.946141][ T363] ? kobject_get+0xd1/0x120 [ 40.950895][ T363] __device_add_disk+0x9a7/0x11a0 [ 40.956158][ T363] ? device_add_disk+0x40/0x40 [ 40.961084][ T363] ? vsprintf+0x40/0x40 [ 40.966273][ T363] ? device_initialize+0x1e1/0x420 [ 40.972418][ T363] device_add_disk+0x2a/0x40 [ 40.976774][ T363] loop_add+0x580/0x750 [ 40.980767][ T363] loop_control_ioctl+0x448/0x620 [ 40.986315][ T363] ? loop_remove+0xb0/0xb0 [ 40.990605][ T363] ? __fget_files+0x31e/0x380 [ 40.995225][ T363] ? security_file_ioctl+0x84/0xb0 [ 41.000102][ T363] ? loop_remove+0xb0/0xb0 [ 41.004696][ T363] __se_sys_ioctl+0x114/0x190 [ 41.009302][ T363] __x64_sys_ioctl+0x7b/0x90 [ 41.013855][ T363] do_syscall_64+0x34/0x70 [ 41.018077][ T363] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 41.023921][ T363] RIP: 0033:0x7f7068df2ae9 [ 41.028270][ T363] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 [ 41.047949][ T363] RSP: 002b:00007f70689750c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 41.056898][ T363] RAX: ffffffffffffffda RBX: 00007f7068f11f80 RCX: 00007f7068df2ae9 [ 41.064846][ T363] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 41.072961][ T363] RBP: 00007f7068975120 R08: 0000000000000000 R09: 0000000000000000 [ 41.081015][ T363] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 41.089175][ T363] R13: 000000000000000b R14: 00007f7068f11f80 R15: 00007ffe53803f38 [ 41.097235][ T363] ---[ end trace c657438bec1c4867 ]--- [ 41.102541][ T363] ------------[ cut here ]------------ [ 41.108077][ T363] kernfs: can not remove 'events', no directory [ 41.114681][ T363] WARNING: CPU: 0 PID: 363 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x10c/0x160 [ 41.125225][ T363] Modules linked in: [ 41.128951][ T363] CPU: 0 PID: 363 Comm: syz-executor.0 Tainted: G W 5.10.215-syzkaller-1002366-gb58b8f9dad93 #0 [ 41.140795][ T363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 41.150641][ T363] RIP: 0010:kernfs_remove_by_name_ns+0x10c/0x160 [ 41.156923][ T363] Code: ff 03 48 89 df e8 d4 ee ff ff 48 89 df e8 9c ad ff ff 31 db eb 27 e8 c3 60 97 ff 48 c7 c7 00 cf 4a 85 4c 89 e6 e8 e4 ea 6a ff <0f> 0b bb fe ff ff ff eb 12 e8 a6 60 97 ff bb fe ff ff ff 4c 89 f7 [ 41.177472][ T363] RSP: 0018:ffffc90000f57ac8 EFLAGS: 00010246 [ 41.183649][ T363] RAX: d9cf999d82ac7100 RBX: ffff88810cc95098 RCX: ffff8881200fbb40 [ 41.192243][ T363] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 41.200508][ T363] RBP: ffffc90000f57af0 R08: ffffffff815220c8 R09: ffffed103ee4a5f8 [ 41.208356][ T363] R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffff855f75a0 [ 41.216136][ T363] R13: 0000000000000000 R14: ffffffff855f74e0 R15: 0000000000000000 [ 41.224333][ T363] FS: 00007f70689756c0(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 41.233238][ T363] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.239698][ T363] CR2: 00007f7068f0e0c0 CR3: 000000010c3af000 CR4: 00000000003506b0 [ 41.247540][ T363] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 41.255434][ T363] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 41.263303][ T363] Call Trace: [ 41.266391][ T363] ? show_regs+0x58/0x60 [ 41.270683][ T363] ? __warn+0x160/0x2f0 [ 41.274987][ T363] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 41.280530][ T363] ? report_bug+0x3d9/0x5b0 [ 41.284903][ T363] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 41.290414][ T363] ? handle_bug+0x41/0x70 [ 41.294644][ T363] ? exc_invalid_op+0x1b/0x50 [ 41.299104][ T363] ? asm_exc_invalid_op+0x12/0x20 [ 41.304486][ T363] ? wake_up_klogd+0xb8/0xf0 [ 41.308891][ T363] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 41.314521][ T363] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 41.320001][ T363] sysfs_create_files+0x3de/0x470 [ 41.324970][ T363] ? sysfs_create_file_ns+0x2a0/0x2a0 [ 41.330230][ T363] ? __kasan_check_write+0x14/0x20 [ 41.335222][ T363] ? kobject_get+0xd1/0x120 [ 41.339544][ T363] __device_add_disk+0x9a7/0x11a0 [ 41.344501][ T363] ? device_add_disk+0x40/0x40 [ 41.349184][ T363] ? vsprintf+0x40/0x40 [ 41.353311][ T363] ? device_initialize+0x1e1/0x420 [ 41.358592][ T363] device_add_disk+0x2a/0x40 [ 41.363157][ T363] loop_add+0x580/0x750 [ 41.367094][ T363] loop_control_ioctl+0x448/0x620 [ 41.372307][ T363] ? loop_remove+0xb0/0xb0 [ 41.376689][ T363] ? __fget_files+0x31e/0x380 [ 41.381207][ T363] ? security_file_ioctl+0x84/0xb0 [ 41.386180][ T363] ? loop_remove+0xb0/0xb0 [ 41.390635][ T363] __se_sys_ioctl+0x114/0x190 [ 41.395432][ T363] __x64_sys_ioctl+0x7b/0x90 [ 41.400048][ T363] do_syscall_64+0x34/0x70 [ 41.404352][ T363] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 41.410006][ T363] RIP: 0033:0x7f7068df2ae9 [ 41.414314][ T363] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 [ 41.433722][ T363] RSP: 002b:00007f70689750c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 41.442277][ T363] RAX: ffffffffffffffda RBX: 00007f7068f11f80 RCX: 00007f7068df2ae9 [ 41.451759][ T363] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 41.463166][ T363] RBP: 00007f7068975120 R08: 0000000000000000 R09: 0000000000000000 [ 41.471260][ T363] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 41.479416][ T363] R13: 000000000000000b R14: 00007f7068f11f80 R15: 00007ffe53803f38 [ 41.487364][ T363] ---[ end trace c657438bec1c4868 ]--- [ 41.492679][ T363] loop0: failed to create sysfs files for events [ 41.504278][ T366] ------------[ cut here ]------------ [ 41.509621][ T366] kernfs: can not remove 'events', no directory [ 41.515870][ T366] WARNING: CPU: 0 PID: 366 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x10c/0x160 [ 41.525685][ T366] Modules linked in: [ 41.529393][ T366] CPU: 0 PID: 366 Comm: syz-executor.0 Tainted: G W 5.10.215-syzkaller-1002366-gb58b8f9dad93 #0 [ 41.541065][ T366] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 41.551631][ T366] RIP: 0010:kernfs_remove_by_name_ns+0x10c/0x160 [ 41.557772][ T366] Code: ff 03 48 89 df e8 d4 ee ff ff 48 89 df e8 9c ad ff ff 31 db eb 27 e8 c3 60 97 ff 48 c7 c7 00 cf 4a 85 4c 89 e6 e8 e4 ea 6a ff <0f> 0b bb fe ff ff ff eb 12 e8 a6 60 97 ff bb fe ff ff ff 4c 89 f7 [ 41.577396][ T366] RSP: 0018:ffffc90000ec7c08 EFLAGS: 00010246 [ 41.583503][ T366] RAX: 60872e0100b60800 RBX: ffffffff855f74e0 RCX: ffff88811fd43b40 [ 41.591890][ T366] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 41.599680][ T366] RBP: ffffc90000ec7c30 R08: ffffffff815220c8 R09: fffff520001d8e95 [ 41.607816][ T366] R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffff855f75a0 [ 41.615694][ T366] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000000 [ 41.623777][ T366] FS: 00007f70689756c0(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 41.633052][ T366] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.639913][ T366] CR2: 00007ffe53804148 CR3: 000000010c927000 CR4: 00000000003506b0 [ 41.648215][ T366] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 41.656002][ T366] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 41.664725][ T366] Call Trace: [ 41.667781][ T366] ? show_regs+0x58/0x60 [ 41.671937][ T366] ? __warn+0x160/0x2f0 [ 41.675854][ T366] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 41.681473][ T366] ? report_bug+0x3d9/0x5b0 [ 41.685921][ T366] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 41.691532][ T366] ? handle_bug+0x41/0x70 [ 41.695644][ T366] ? exc_invalid_op+0x1b/0x50 [ 41.700147][ T366] ? asm_exc_invalid_op+0x12/0x20 [ 41.705066][ T366] ? wake_up_klogd+0xb8/0xf0 [ 41.709444][ T366] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 41.715079][ T366] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 41.720567][ T366] sysfs_remove_files+0xa5/0x100 [ 41.725388][ T366] del_gendisk+0x248/0xa90 [ 41.729607][ T366] ? device_add_disk_no_queue_reg+0x30/0x30 [ 41.735491][ T366] ? radix_tree_delete_item+0x24d/0x350 [ 41.740786][ T366] loop_remove+0x46/0xb0 [ 41.744905][ T366] loop_control_ioctl+0x564/0x620 [ 41.749795][ T366] ? loop_remove+0xb0/0xb0 [ 41.754248][ T366] ? __fget_files+0x31e/0x380 [ 41.758685][ T366] ? security_file_ioctl+0x84/0xb0 [ 41.763756][ T366] ? loop_remove+0xb0/0xb0 [ 41.768411][ T366] __se_sys_ioctl+0x114/0x190 [ 41.773060][ T366] __x64_sys_ioctl+0x7b/0x90 [ 41.777432][ T366] do_syscall_64+0x34/0x70 [ 41.781874][ T366] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 41.787582][ T366] RIP: 0033:0x7f7068df2ae9 [ 41.791876][ T366] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 [ 41.811300][ T366] RSP: 002b:00007f70689750c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 41.819564][ T366] RAX: ffffffffffffffda RBX: 00007f7068f11f80 RCX: 00007f7068df2ae9 [ 41.827355][ T366] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 41.835399][ T366] RBP: 00007f7068e3e47a R08: 0000000000000000 R09: 0000000000000000 [ 41.843381][ T366] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 41.851100][ T366] R13: 000000000000000b R14: 00007f7068f11f80 R15: 00007ffe53803f38 [ 41.859123][ T366] ---[ end trace c657438bec1c4869 ]--- [ 41.864478][ T366] ------------[ cut here ]------------ [ 41.869831][ T366] kernfs: can not remove 'events_async', no directory [ 41.876749][ T366] WARNING: CPU: 0 PID: 366 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x10c/0x160 [ 41.886359][ T366] Modules linked in: [ 41.890001][ T366] CPU: 0 PID: 366 Comm: syz-executor.0 Tainted: G W 5.10.215-syzkaller-1002366-gb58b8f9dad93 #0 [ 41.901599][ T366] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 41.912997][ T366] RIP: 0010:kernfs_remove_by_name_ns+0x10c/0x160 [ 41.919501][ T366] Code: ff 03 48 89 df e8 d4 ee ff ff 48 89 df e8 9c ad ff ff 31 db eb 27 e8 c3 60 97 ff 48 c7 c7 00 cf 4a 85 4c 89 e6 e8 e4 ea 6a ff <0f> 0b bb fe ff ff ff eb 12 e8 a6 60 97 ff bb fe ff ff ff 4c 89 f7 [ 41.940203][ T366] RSP: 0018:ffffc90000ec7c08 EFLAGS: 00010246 [ 41.946272][ T366] RAX: 60872e0100b60800 RBX: ffffffff855f7520 RCX: ffff88811fd43b40 [ 41.954479][ T366] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 41.962584][ T366] RBP: ffffc90000ec7c30 R08: ffffffff815220c8 R09: ffffed103ee4a5f8 [ 41.971012][ T366] R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffff855f7640 [ 41.980558][ T366] R13: 0000000000000000 R14: 0000000000000002 R15: 0000000000000000 [ 41.990774][ T366] FS: 00007f70689756c0(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 42.001695][ T366] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.008027][ T366] CR2: 00007ffe53804148 CR3: 000000010c927000 CR4: 00000000003506b0 [ 42.016053][ T366] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 42.024333][ T366] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 42.032232][ T366] Call Trace: [ 42.035371][ T366] ? show_regs+0x58/0x60 [ 42.040375][ T366] ? __warn+0x160/0x2f0 [ 42.044785][ T366] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 42.050858][ T366] ? report_bug+0x3d9/0x5b0 [ 42.056966][ T366] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 42.064531][ T366] ? handle_bug+0x41/0x70 [ 42.070637][ T366] ? exc_invalid_op+0x1b/0x50 [ 42.076687][ T366] ? asm_exc_invalid_op+0x12/0x20 [ 42.082742][ T366] ? wake_up_klogd+0xb8/0xf0 [ 42.088809][ T366] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 42.094823][ T366] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 42.100744][ T366] sysfs_remove_files+0xa5/0x100 [ 42.107414][ T366] del_gendisk+0x248/0xa90 [ 42.113169][ T366] ? device_add_disk_no_queue_reg+0x30/0x30 [ 42.120103][ T366] ? radix_tree_delete_item+0x24d/0x350 [ 42.126717][ T366] loop_remove+0x46/0xb0 [ 42.131147][ T366] loop_control_ioctl+0x564/0x620 [ 42.136394][ T366] ? loop_remove+0xb0/0xb0 [ 42.140796][ T366] ? __fget_files+0x31e/0x380 [ 42.145374][ T366] ? security_file_ioctl+0x84/0xb0 [ 42.150284][ T366] ? loop_remove+0xb0/0xb0 [ 42.154621][ T366] __se_sys_ioctl+0x114/0x190 [ 42.159148][ T366] __x64_sys_ioctl+0x7b/0x90 [ 42.163772][ T366] do_syscall_64+0x34/0x70 [ 42.167964][ T366] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 42.173719][ T366] RIP: 0033:0x7f7068df2ae9 [ 42.177929][ T366] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 [ 42.199917][ T366] RSP: 002b:00007f70689750c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 42.209028][ T366] RAX: ffffffffffffffda RBX: 00007f7068f11f80 RCX: 00007f7068df2ae9 [ 42.217026][ T366] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 42.225490][ T366] RBP: 00007f7068e3e47a R08: 0000000000000000 R09: 0000000000000000 [ 42.233607][ T366] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 42.241962][ T366] R13: 000000000000000b R14: 00007f7068f11f80 R15: 00007ffe53803f38 [ 42.250097][ T366] ---[ end trace c657438bec1c486a ]--- [ 42.255464][ T366] ------------[ cut here ]------------ [ 42.260675][ T366] kernfs: can not remove 'events_poll_msecs', no directory [ 42.267974][ T366] WARNING: CPU: 0 PID: 366 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x10c/0x160 [ 42.279704][ T366] Modules linked in: [ 42.284350][ T366] CPU: 0 PID: 366 Comm: syz-executor.0 Tainted: G W 5.10.215-syzkaller-1002366-gb58b8f9dad93 #0 [ 42.296719][ T366] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 42.306644][ T366] RIP: 0010:kernfs_remove_by_name_ns+0x10c/0x160 [ 42.312878][ T366] Code: ff 03 48 89 df e8 d4 ee ff ff 48 89 df e8 9c ad ff ff 31 db eb 27 e8 c3 60 97 ff 48 c7 c7 00 cf 4a 85 4c 89 e6 e8 e4 ea 6a ff <0f> 0b bb fe ff ff ff eb 12 e8 a6 60 97 ff bb fe ff ff ff 4c 89 f7 [ 42.333527][ T366] RSP: 0018:ffffc90000ec7c08 EFLAGS: 00010246 [ 42.339764][ T366] RAX: 60872e0100b60800 RBX: ffffffff855f7560 RCX: ffff88811fd43b40 [ 42.347875][ T366] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 42.355955][ T366] RBP: ffffc90000ec7c30 R08: ffffffff815220c8 R09: fffff520001d8e95 [ 42.364083][ T366] R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffff855f7660 [ 42.372178][ T366] R13: 0000000000000000 R14: 0000000000000003 R15: 0000000000000000 [ 42.379987][ T366] FS: 00007f70689756c0(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 42.388840][ T366] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.395199][ T366] CR2: 00007ffe53804148 CR3: 000000010c927000 CR4: 00000000003506b0 [ 42.403082][ T366] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 42.410958][ T366] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 42.419238][ T366] Call Trace: [ 42.422391][ T366] ? show_regs+0x58/0x60 [ 42.426473][ T366] ? __warn+0x160/0x2f0 [ 42.430426][ T366] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 42.436104][ T366] ? report_bug+0x3d9/0x5b0 [ 42.440772][ T366] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 42.446510][ T366] ? handle_bug+0x41/0x70 [ 42.451138][ T366] ? exc_invalid_op+0x1b/0x50 [ 42.456114][ T366] ? asm_exc_invalid_op+0x12/0x20 [ 42.460898][ T366] ? wake_up_klogd+0xb8/0xf0 [ 42.465520][ T366] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 42.471028][ T366] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 42.476618][ T366] sysfs_remove_files+0xa5/0x100 [ 42.481455][ T366] del_gendisk+0x248/0xa90 [ 42.485676][ T366] ? device_add_disk_no_queue_reg+0x30/0x30 [ 42.491618][ T366] ? radix_tree_delete_item+0x24d/0x350 [ 42.497117][ T366] loop_remove+0x46/0xb0 [ 42.501197][ T366] loop_control_ioctl+0x564/0x620 [ 42.506444][ T366] ? loop_remove+0xb0/0xb0 [ 42.510711][ T366] ? __fget_files+0x31e/0x380 [ 42.515623][ T366] ? security_file_ioctl+0x84/0xb0 [ 42.520661][ T366] ? loop_remove+0xb0/0xb0 [ 42.525387][ T366] __se_sys_ioctl+0x114/0x190 [ 42.529788][ T366] __x64_sys_ioctl+0x7b/0x90 [ 42.534353][ T366] do_syscall_64+0x34/0x70 [ 42.538552][ T366] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 42.544315][ T366] RIP: 0033:0x7f7068df2ae9 [ 42.548616][ T366] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 [ 42.568491][ T366] RSP: 002b:00007f70689750c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 42.576755][ T366] RAX: ffffffffffffffda RBX: 00007f7068f11f80 RCX: 00007f7068df2ae9 [ 42.584824][ T366] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 42.592972][ T366] RBP: 00007f7068e3e47a R08: 0000000000000000 R09: 0000000000000000 [ 42.600721][ T366] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 42.608848][ T366] R13: 000000000000000b R14: 00007f7068f11f80 R15: 00007ffe53803f38 [ 42.616671][ T366] ---[ end trace c657438bec1c486b ]--- [ 42.622227][ T366] ------------[ cut here ]------------ [ 42.627547][ T366] kernfs: can not remove 'bdi', no directory [ 42.633645][ T366] WARNING: CPU: 0 PID: 366 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x10c/0x160 [ 42.643213][ T366] Modules linked in: [ 42.647105][ T366] CPU: 0 PID: 366 Comm: syz-executor.0 Tainted: G W 5.10.215-syzkaller-1002366-gb58b8f9dad93 #0 [ 42.658773][ T366] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 42.669613][ T366] RIP: 0010:kernfs_remove_by_name_ns+0x10c/0x160 [ 42.678023][ T366] Code: ff 03 48 89 df e8 d4 ee ff ff 48 89 df e8 9c ad ff ff 31 db eb 27 e8 c3 60 97 ff 48 c7 c7 00 cf 4a 85 4c 89 e6 e8 e4 ea 6a ff <0f> 0b bb fe ff ff ff eb 12 e8 a6 60 97 ff bb fe ff ff ff 4c 89 f7 [ 42.698775][ T366] RSP: 0018:ffffc90000ec7c28 EFLAGS: 00010246 [ 42.704765][ T366] RAX: 60872e0100b60800 RBX: ffff88810cc95098 RCX: ffff88811fd43b40 [ 42.712628][ T366] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 42.720786][ T366] RBP: ffffc90000ec7c50 R08: ffffffff815220c8 R09: fffff520001d8e99 [ 42.728990][ T366] R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffff855f6ec0 [ 42.737334][ T366] R13: 0000000000000000 R14: ffffffff855f6ec0 R15: 0000000000000000 [ 42.745110][ T366] FS: 00007f70689756c0(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 42.753864][ T366] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.760242][ T366] CR2: 00007ffe53804148 CR3: 000000010c927000 CR4: 00000000003506b0 [ 42.768098][ T366] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 42.775911][ T366] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 42.783779][ T366] Call Trace: [ 42.786813][ T366] ? show_regs+0x58/0x60 [ 42.790970][ T366] ? __warn+0x160/0x2f0 [ 42.795017][ T366] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 42.800746][ T366] ? report_bug+0x3d9/0x5b0 [ 42.805158][ T366] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 42.810740][ T366] ? handle_bug+0x41/0x70 [ 42.814970][ T366] ? exc_invalid_op+0x1b/0x50 [ 42.819723][ T366] ? asm_exc_invalid_op+0x12/0x20 [ 42.824897][ T366] ? wake_up_klogd+0xb8/0xf0 [ 42.829326][ T366] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 42.835296][ T366] ? kernfs_remove_by_name_ns+0x10c/0x160 [ 42.840948][ T366] sysfs_remove_link+0x50/0x60 [ 42.845774][ T366] del_gendisk+0x477/0xa90 [ 42.849969][ T366] ? device_add_disk_no_queue_reg+0x30/0x30 [ 42.856086][ T366] ? radix_tree_delete_item+0x24d/0x350 [ 42.861528][ T366] loop_remove+0x46/0xb0 [ 42.865563][ T366] loop_control_ioctl+0x564/0x620 [ 42.870604][ T366] ? loop_remove+0xb0/0xb0 [ 42.875061][ T366] ? __fget_files+0x31e/0x380 [ 42.879519][ T366] ? security_file_ioctl+0x84/0xb0 [ 42.884526][ T366] ? loop_remove+0xb0/0xb0 [ 42.888707][ T366] __se_sys_ioctl+0x114/0x190 [ 42.893271][ T366] __x64_sys_ioctl+0x7b/0x90 [ 42.897645][ T366] do_syscall_64+0x34/0x70 [ 42.902153][ T366] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 42.908020][ T366] RIP: 0033:0x7f7068df2ae9 [ 42.912644][ T366] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 [ 42.933093][ T366] RSP: 002b:00007f70689750c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 42.941663][ T366] RAX: ffffffffffffffda RBX: 00007f7068f11f80 RCX: 00007f7068df2ae9 [ 42.949591][ T366] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 42.957403][ T366] RBP: 00007f7068e3e47a R08: 0000000000000000 R09: 0000000000000000 [ 42.965199][ T366] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 42.973760][ T366] R13: 000000000000000b R14: 00007f7068f11f80 R15: 00007ffe53803f38 [ 42.983515][ T366] ---[ end trace c657438bec1c486c ]--- [ 42.989969][ T366] general protection fault, probably for non-canonical address 0xdffffc000000001a: 0000 [#1] PREEMPT SMP KASAN [ 43.002763][ T366] KASAN: null-ptr-deref in range [0x00000000000000d0-0x00000000000000d7] [ 43.011525][ T366] CPU: 0 PID: 366 Comm: syz-executor.0 Tainted: G W 5.10.215-syzkaller-1002366-gb58b8f9dad93 #0 [ 43.024173][ T366] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 43.034813][ T366] RIP: 0010:device_del+0xdf/0xf00 [ 43.039818][ T366] Code: 20 42 80 3c 28 00 74 08 48 89 df e8 7b a2 dd fe 4c 89 7c 24 40 41 bf d0 00 00 00 48 89 5c 24 18 4c 03 3b 4d 89 fc 49 c1 ec 03 <43> 0f b6 04 2c 84 c0 0f 85 0a 0d 00 00 41 0f b6 1f 89 de 83 e6 01 [ 43.060764][ T366] RSP: 0018:ffffc90000ec7b80 EFLAGS: 00010202 [ 43.066778][ T366] RAX: 1ffff11021992a1a RBX: ffff88810cc950d0 RCX: ffffffff84b0a5e5 [ 43.075019][ T366] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffc90000ec7b00 [ 43.083864][ T366] RBP: ffffc90000ec7c70 R08: dffffc0000000000 R09: fffff520001d8f61 [ 43.091839][ T366] R10: 0000000000000000 R11: dffffc0000000001 R12: 000000000000001a [ 43.099990][ T366] R13: dffffc0000000000 R14: ffff88810cc95108 R15: 00000000000000d0 [ 43.107874][ T366] FS: 00007f70689756c0(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 43.116639][ T366] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.123217][ T366] CR2: 00007ffe53804148 CR3: 000000010c927000 CR4: 00000000003506b0 [ 43.131152][ T366] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.138948][ T366] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.146792][ T366] Call Trace: [ 43.149901][ T366] ? __die_body+0x62/0xb0 [ 43.154174][ T366] ? die_addr+0x9f/0xd0 [ 43.158163][ T366] ? exc_general_protection+0x3ff/0x490 [ 43.163539][ T366] ? asm_exc_general_protection+0x1e/0x30 [ 43.169083][ T366] ? mutex_lock+0xa5/0x110 [ 43.173424][ T366] ? device_del+0xdf/0xf00 [ 43.177804][ T366] ? _raw_spin_lock_irqsave+0x210/0x210 [ 43.184135][ T366] ? kill_device+0xd0/0xd0 [ 43.188539][ T366] ? mutex_unlock+0x1c/0x40 [ 43.193087][ T366] del_gendisk+0x88d/0xa90 [ 43.197414][ T366] ? device_add_disk_no_queue_reg+0x30/0x30 [ 43.203446][ T366] ? radix_tree_delete_item+0x24d/0x350 [ 43.208783][ T366] loop_remove+0x46/0xb0 [ 43.212860][ T366] loop_control_ioctl+0x564/0x620 [ 43.218383][ T366] ? loop_remove+0xb0/0xb0 [ 43.222710][ T366] ? __fget_files+0x31e/0x380 [ 43.227236][ T366] ? security_file_ioctl+0x84/0xb0 [ 43.232253][ T366] ? loop_remove+0xb0/0xb0 [ 43.236516][ T366] __se_sys_ioctl+0x114/0x190 [ 43.241419][ T366] __x64_sys_ioctl+0x7b/0x90 [ 43.246229][ T366] do_syscall_64+0x34/0x70 [ 43.250441][ T366] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 43.256255][ T366] RIP: 0033:0x7f7068df2ae9 [ 43.260525][ T366] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 [ 43.280671][ T366] RSP: 002b:00007f70689750c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 43.289104][ T366] RAX: ffffffffffffffda RBX: 00007f7068f11f80 RCX: 00007f7068df2ae9 [ 43.297392][ T366] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 43.305812][ T366] RBP: 00007f7068e3e47a R08: 0000000000000000 R09: 0000000000000000 [ 43.313599][ T366] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 43.322325][ T366] R13: 000000000000000b R14: 00007f7068f11f80 R15: 00007ffe53803f38 [ 43.330158][ T366] Modules linked in: [ 43.335589][ T366] ---[ end trace c657438bec1c486d ]--- [ 43.341149][ T366] RIP: 0010:device_del+0xdf/0xf00 [ 43.346051][ T366] Code: 20 42 80 3c 28 00 74 08 48 89 df e8 7b a2 dd fe 4c 89 7c 24 40 41 bf d0 00 00 00 48 89 5c 24 18 4c 03 3b 4d 89 fc 49 c1 ec 03 <43> 0f b6 04 2c 84 c0 0f 85 0a 0d 00 00 41 0f b6 1f 89 de 83 e6 01 [ 43.365596][ T366] RSP: 0018:ffffc90000ec7b80 EFLAGS: 00010202 [ 43.371858][ T366] RAX: 1ffff11021992a1a RBX: ffff88810cc950d0 RCX: ffffffff84b0a5e5 [ 43.379543][ T366] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffc90000ec7b00 [ 43.387523][ T366] RBP: ffffc90000ec7c70 R08: dffffc0000000000 R09: fffff520001d8f61 [ 43.395486][ T366] R10: 0000000000000000 R11: dffffc0000000001 R12: 000000000000001a [ 43.403339][ T366] R13: dffffc0000000000 R14: ffff88810cc95108 R15: 00000000000000d0 [ 43.411085][ T366] FS: 00007f70689756c0(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 43.420130][ T366] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.426467][ T366] CR2: 00007f7068953ff8 CR3: 000000010c927000 CR4: 00000000003506a0 [ 43.434431][ T366] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.442194][ T366] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.450111][ T366] Kernel panic - not syncing: Fatal exception [ 43.456333][ T366] Kernel Offset: disabled [ 43.460471][ T366] Rebooting in 86400 seconds..