Warning: Permanently added '10.128.1.4' (ED25519) to the list of known hosts. 2025/12/28 05:57:37 ignoring optional flag "type"="gce" 2025/12/28 05:57:38 parsed 1 programs [ 29.750330][ T24] kauditd_printk_skb: 18 callbacks suppressed [ 29.750347][ T24] audit: type=1400 audit(1766901458.080:92): avc: denied { unlink } for pid=318 comm="syz-executor" name="swap-file" dev="sda1" ino=2027 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" 2025/12/28 05:57:38 executed programs: 0 [ 29.817448][ T318] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 29.862006][ T325] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.869330][ T325] bridge0: port 1(bridge_slave_0) entered disabled state [ 29.877023][ T325] device bridge_slave_0 entered promiscuous mode [ 29.883752][ T325] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.890834][ T325] bridge0: port 2(bridge_slave_1) entered disabled state [ 29.898117][ T325] device bridge_slave_1 entered promiscuous mode [ 29.927520][ T325] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.934644][ T325] bridge0: port 2(bridge_slave_1) entered forwarding state [ 29.942044][ T325] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.949091][ T325] bridge0: port 1(bridge_slave_0) entered forwarding state [ 29.964452][ T49] bridge0: port 1(bridge_slave_0) entered disabled state [ 29.972133][ T49] bridge0: port 2(bridge_slave_1) entered disabled state [ 29.979691][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 29.987913][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 29.997050][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 30.005181][ T49] bridge0: port 1(bridge_slave_0) entered blocking state [ 30.012332][ T49] bridge0: port 1(bridge_slave_0) entered forwarding state [ 30.021730][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 30.029946][ T49] bridge0: port 2(bridge_slave_1) entered blocking state [ 30.037089][ T49] bridge0: port 2(bridge_slave_1) entered forwarding state [ 30.047526][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 30.056910][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 30.069440][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 30.080506][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 30.088997][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 30.096502][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 30.104405][ T325] device veth0_vlan entered promiscuous mode [ 30.114186][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 30.123058][ T325] device veth1_macvtap entered promiscuous mode [ 30.132099][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 30.141616][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 30.160431][ T24] audit: type=1400 audit(1766901458.490:93): avc: denied { read } for pid=329 comm="syz-executor.0" name="loop-control" dev="devtmpfs" ino=114 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 30.185396][ T24] audit: type=1400 audit(1766901458.510:94): avc: denied { open } for pid=329 comm="syz-executor.0" path="/dev/loop-control" dev="devtmpfs" ino=114 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 30.210213][ T24] audit: type=1400 audit(1766901458.510:95): avc: denied { ioctl } for pid=329 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 [ 30.247517][ T332] FAULT_INJECTION: forcing a failure. [ 30.247517][ T332] name failslab, interval 1, probability 0, space 0, times 1 [ 30.260150][ T332] CPU: 1 PID: 332 Comm: syz-executor.0 Not tainted syzkaller #0 [ 30.267847][ T332] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 30.278086][ T332] Call Trace: [ 30.281380][ T332] __dump_stack+0x21/0x24 [ 30.285841][ T332] dump_stack_lvl+0x169/0x1d8 [ 30.290680][ T332] ? show_regs_print_info+0x18/0x18 [ 30.295973][ T332] dump_stack+0x15/0x1c [ 30.300123][ T332] should_fail+0x3c1/0x510 [ 30.304610][ T332] ? security_inode_alloc+0x33/0x110 [ 30.309886][ T332] __should_failslab+0xa4/0xe0 [ 30.314838][ T332] should_failslab+0x9/0x20 [ 30.319327][ T332] kmem_cache_alloc+0x3d/0x2e0 [ 30.324071][ T332] ? slab_post_alloc_hook+0x5d/0x2f0 [ 30.329516][ T332] security_inode_alloc+0x33/0x110 [ 30.334608][ T332] inode_init_always+0x70a/0x9b0 [ 30.339528][ T332] new_inode_pseudo+0x91/0x210 [ 30.344286][ T332] new_inode+0x28/0x1e0 [ 30.348424][ T332] ? start_creating+0x1db/0x2f0 [ 30.353261][ T332] __debugfs_create_file+0x149/0x4b0 [ 30.358658][ T332] ? up_write+0x57/0x120 [ 30.362900][ T332] debugfs_create_file+0x4a/0x60 [ 30.367831][ T332] bdi_register_va+0x2a9/0x5f0 [ 30.372596][ T332] bdi_register+0xd1/0x120 [ 30.377011][ T332] ? bdi_register_va+0x5f0/0x5f0 [ 30.381938][ T332] ? __kasan_check_read+0x11/0x20 [ 30.386949][ T332] ? blk_alloc_devt+0xda/0x330 [ 30.391709][ T332] __device_add_disk+0x548/0x1020 [ 30.396721][ T332] device_add_disk+0x2a/0x40 [ 30.401385][ T332] loop_add+0x5bd/0x7b0 [ 30.405539][ T332] loop_control_ioctl+0x369/0x550 [ 30.410911][ T332] ? loop_remove+0xb0/0xb0 [ 30.415336][ T332] ? __fget_files+0x2c4/0x320 [ 30.420038][ T332] ? security_file_ioctl+0x84/0xa0 [ 30.425167][ T332] ? loop_remove+0xb0/0xb0 [ 30.429589][ T332] __se_sys_ioctl+0x121/0x1a0 [ 30.434259][ T332] __x64_sys_ioctl+0x7b/0x90 [ 30.438840][ T332] do_syscall_64+0x31/0x40 [ 30.443254][ T332] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 30.449248][ T332] RIP: 0033:0x7fb3c1672ae9 [ 30.453666][ T332] 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 [ 30.473361][ T332] RSP: 002b:00007fb3c11d40c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 30.481772][ T332] RAX: ffffffffffffffda RBX: 00007fb3c1792050 RCX: 00007fb3c1672ae9 [ 30.489733][ T332] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 30.497693][ T332] RBP: 00007fb3c11d4120 R08: 0000000000000000 R09: 0000000000000000 [ 30.505676][ T332] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 30.513654][ T332] R13: 000000000000006e R14: 00007fb3c1792050 R15: 00007fffdb89ef98 [ 30.523064][ T332] debugfs: out of free dentries, can not create file 'stats' [ 30.558532][ T331] udevd[331]: inotify_add_watch(7, /dev/loop0, 10) failed: No such file or directory [ 30.607504][ T340] FAULT_INJECTION: forcing a failure. [ 30.607504][ T340] name failslab, interval 1, probability 0, space 0, times 0 [ 30.620181][ T340] CPU: 0 PID: 340 Comm: syz-executor.0 Not tainted syzkaller #0 [ 30.627873][ T340] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 30.637924][ T340] Call Trace: [ 30.641304][ T340] __dump_stack+0x21/0x24 [ 30.645689][ T340] dump_stack_lvl+0x169/0x1d8 [ 30.650565][ T340] ? thaw_kernel_threads+0x220/0x220 [ 30.655926][ T340] ? show_regs_print_info+0x18/0x18 [ 30.661230][ T340] ? _raw_spin_lock_bh+0x8e/0xe0 [ 30.666246][ T340] ? _raw_spin_lock_irq+0xe0/0xe0 [ 30.671283][ T340] dump_stack+0x15/0x1c [ 30.675437][ T340] should_fail+0x3c1/0x510 [ 30.679839][ T340] ? kobj_map+0x6e/0x640 [ 30.684149][ T340] __should_failslab+0xa4/0xe0 [ 30.689096][ T340] should_failslab+0x9/0x20 [ 30.693599][ T340] __kmalloc+0x60/0x330 [ 30.697827][ T340] kobj_map+0x6e/0x640 [ 30.701881][ T340] ? __kasan_check_write+0x14/0x20 [ 30.707061][ T340] ? kobject_get+0xd3/0x120 [ 30.711564][ T340] ? exact_match+0x20/0x20 [ 30.715977][ T340] ? bdev_check_media_change+0x350/0x350 [ 30.721983][ T340] __device_add_disk+0x5e0/0x1020 [ 30.727005][ T340] device_add_disk+0x2a/0x40 [ 30.731585][ T340] loop_add+0x5bd/0x7b0 [ 30.735937][ T340] loop_control_ioctl+0x369/0x550 [ 30.740962][ T340] ? loop_remove+0xb0/0xb0 [ 30.745366][ T340] ? __fget_files+0x2c4/0x320 [ 30.750034][ T340] ? security_file_ioctl+0x84/0xa0 [ 30.755153][ T340] ? loop_remove+0xb0/0xb0 [ 30.759785][ T340] __se_sys_ioctl+0x121/0x1a0 [ 30.764469][ T340] __x64_sys_ioctl+0x7b/0x90 [ 30.769053][ T340] do_syscall_64+0x31/0x40 [ 30.773561][ T340] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 30.779591][ T340] RIP: 0033:0x7fb3c1672ae9 [ 30.784006][ T340] 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 [ 30.803602][ T340] RSP: 002b:00007fb3c11f50c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 30.812017][ T340] RAX: ffffffffffffffda RBX: 00007fb3c1791f80 RCX: 00007fb3c1672ae9 [ 30.820150][ T340] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 30.828112][ T340] RBP: 00007fb3c11f5120 R08: 0000000000000000 R09: 0000000000000000 [ 30.836250][ T340] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 30.844218][ T340] R13: 000000000000000b R14: 00007fb3c1791f80 R15: 00007fffdb89ef98 [ 30.908343][ T343] FAULT_INJECTION: forcing a failure. [ 30.908343][ T343] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 30.921637][ T343] CPU: 0 PID: 343 Comm: syz-executor.0 Not tainted syzkaller #0 [ 30.929347][ T343] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 30.939472][ T343] Call Trace: [ 30.942751][ T343] __dump_stack+0x21/0x24 [ 30.947161][ T343] dump_stack_lvl+0x169/0x1d8 [ 30.951915][ T343] ? show_regs_print_info+0x18/0x18 [ 30.957102][ T343] ? __kasan_slab_alloc+0xcf/0xf0 [ 30.962128][ T343] ? slab_post_alloc_hook+0x5d/0x2f0 [ 30.967415][ T343] ? kmem_cache_alloc+0x165/0x2e0 [ 30.972436][ T343] ? security_inode_alloc+0x33/0x110 [ 30.977701][ T343] ? new_inode_pseudo+0x91/0x210 [ 30.982740][ T343] dump_stack+0x15/0x1c [ 30.986876][ T343] should_fail+0x3c1/0x510 [ 30.991280][ T343] should_fail_alloc_page+0x4f/0x60 [ 30.996546][ T343] __alloc_pages_nodemask+0x109/0x5f0 [ 31.002002][ T343] ? gfp_pfmemalloc_allowed+0x130/0x130 [ 31.007531][ T343] ? __kasan_check_write+0x14/0x20 [ 31.012884][ T343] ? _raw_spin_lock+0x8e/0xe0 [ 31.017555][ T343] __get_free_pages+0xe/0x30 [ 31.022137][ T343] selinux_genfs_get_sid+0x59/0x250 [ 31.027316][ T343] ? lockref_get+0xbc/0x120 [ 31.031803][ T343] inode_doinit_with_dentry+0x86d/0xd70 [ 31.037420][ T343] ? security_inode_alloc+0x33/0x110 [ 31.042712][ T343] ? sb_finish_set_opts+0x7d0/0x7d0 [ 31.047987][ T343] ? current_time+0x1a5/0x2b0 [ 31.052655][ T343] selinux_d_instantiate+0x27/0x40 [ 31.057756][ T343] security_d_instantiate+0x9e/0xf0 [ 31.062944][ T343] d_instantiate+0x55/0x90 [ 31.067358][ T343] __debugfs_create_file+0x2e1/0x4b0 [ 31.072630][ T343] ? up_write+0x57/0x120 [ 31.076856][ T343] debugfs_create_file+0x4a/0x60 [ 31.081774][ T343] bdi_register_va+0x2a9/0x5f0 [ 31.086521][ T343] bdi_register+0xd1/0x120 [ 31.090918][ T343] ? bdi_register_va+0x5f0/0x5f0 [ 31.095837][ T343] ? __kasan_check_read+0x11/0x20 [ 31.100868][ T343] ? blk_alloc_devt+0xda/0x330 [ 31.105708][ T343] __device_add_disk+0x548/0x1020 [ 31.110723][ T343] device_add_disk+0x2a/0x40 [ 31.115307][ T343] loop_add+0x5bd/0x7b0 [ 31.119801][ T343] loop_control_ioctl+0x369/0x550 [ 31.124810][ T343] ? loop_remove+0xb0/0xb0 [ 31.129208][ T343] ? __fget_files+0x2c4/0x320 [ 31.133867][ T343] ? security_file_ioctl+0x84/0xa0 [ 31.138968][ T343] ? loop_remove+0xb0/0xb0 [ 31.143405][ T343] __se_sys_ioctl+0x121/0x1a0 [ 31.148078][ T343] __x64_sys_ioctl+0x7b/0x90 [ 31.152665][ T343] do_syscall_64+0x31/0x40 [ 31.157081][ T343] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 31.162956][ T343] RIP: 0033:0x7fb3c1672ae9 [ 31.167361][ T343] 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 [ 31.187049][ T343] RSP: 002b:00007fb3c11f50c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 31.195644][ T343] RAX: ffffffffffffffda RBX: 00007fb3c1791f80 RCX: 00007fb3c1672ae9 [ 31.203791][ T343] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 31.211879][ T343] RBP: 00007fb3c11f5120 R08: 0000000000000000 R09: 0000000000000000 [ 31.219837][ T343] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 31.227984][ T343] R13: 000000000000000b R14: 00007fb3c1791f80 R15: 00007fffdb89ef98 [ 31.419387][ T341] udevd[341]: inotify_add_watch(7, /dev/loop0, 10) failed: No such file or directory [ 31.437728][ T405] FAULT_INJECTION: forcing a failure. [ 31.437728][ T405] name failslab, interval 1, probability 0, space 0, times 0 [ 31.450641][ T405] CPU: 0 PID: 405 Comm: syz-executor.0 Not tainted syzkaller #0 [ 31.458264][ T405] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 31.468563][ T405] Call Trace: [ 31.471838][ T405] __dump_stack+0x21/0x24 [ 31.476156][ T405] dump_stack_lvl+0x169/0x1d8 [ 31.480835][ T405] ? thaw_kernel_threads+0x220/0x220 [ 31.486121][ T405] ? show_regs_print_info+0x18/0x18 [ 31.491376][ T405] ? _raw_spin_lock_bh+0x8e/0xe0 [ 31.496315][ T405] ? _raw_spin_lock_irq+0xe0/0xe0 [ 31.501339][ T405] dump_stack+0x15/0x1c [ 31.505485][ T405] should_fail+0x3c1/0x510 [ 31.509889][ T405] ? kobj_map+0x6e/0x640 [ 31.514123][ T405] __should_failslab+0xa4/0xe0 [ 31.519225][ T405] should_failslab+0x9/0x20 [ 31.523989][ T405] __kmalloc+0x60/0x330 [ 31.528170][ T405] kobj_map+0x6e/0x640 [ 31.532236][ T405] ? __kasan_check_write+0x14/0x20 [ 31.537442][ T405] ? kobject_get+0xd3/0x120 [ 31.542024][ T405] ? exact_match+0x20/0x20 [ 31.546435][ T405] ? bdev_check_media_change+0x350/0x350 [ 31.552171][ T405] __device_add_disk+0x5e0/0x1020 [ 31.557227][ T405] device_add_disk+0x2a/0x40 [ 31.561981][ T405] loop_add+0x5bd/0x7b0 [ 31.566300][ T405] loop_control_ioctl+0x369/0x550 [ 31.571308][ T405] ? loop_remove+0xb0/0xb0 [ 31.575705][ T405] ? __fget_files+0x2c4/0x320 [ 31.580417][ T405] ? security_file_ioctl+0x84/0xa0 [ 31.585511][ T405] ? loop_remove+0xb0/0xb0 [ 31.589931][ T405] __se_sys_ioctl+0x121/0x1a0 [ 31.594592][ T405] __x64_sys_ioctl+0x7b/0x90 [ 31.599165][ T405] do_syscall_64+0x31/0x40 [ 31.603588][ T405] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 31.609476][ T405] RIP: 0033:0x7fb3c1672ae9 [ 31.613880][ T405] 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 [ 31.633702][ T405] RSP: 002b:00007fb3c11f50c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 31.642289][ T405] RAX: ffffffffffffffda RBX: 00007fb3c1791f80 RCX: 00007fb3c1672ae9 [ 31.650339][ T405] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 31.658385][ T405] RBP: 00007fb3c11f5120 R08: 0000000000000000 R09: 0000000000000000 [ 31.666448][ T405] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 31.674403][ T405] R13: 000000000000000b R14: 00007fb3c1791f80 R15: 00007fffdb89ef98 [ 32.067604][ T523] FAULT_INJECTION: forcing a failure. [ 32.067604][ T523] name failslab, interval 1, probability 0, space 0, times 0 [ 32.080347][ T523] CPU: 1 PID: 523 Comm: syz-executor.0 Not tainted syzkaller #0 [ 32.088327][ T523] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 32.098455][ T523] Call Trace: [ 32.101836][ T523] __dump_stack+0x21/0x24 [ 32.106164][ T523] dump_stack_lvl+0x169/0x1d8 [ 32.110947][ T523] ? show_regs_print_info+0x18/0x18 [ 32.116249][ T523] ? __kmalloc+0x1a7/0x330 [ 32.120648][ T523] ? __device_add_disk+0x5e0/0x1020 [ 32.125823][ T523] ? device_add_disk+0x2a/0x40 [ 32.130571][ T523] ? loop_add+0x5bd/0x7b0 [ 32.134887][ T523] ? __se_sys_ioctl+0x121/0x1a0 [ 32.139733][ T523] dump_stack+0x15/0x1c [ 32.143912][ T523] should_fail+0x3c1/0x510 [ 32.148417][ T523] ? kvasprintf_const+0xd7/0x240 [ 32.153346][ T523] __should_failslab+0xa4/0xe0 [ 32.158108][ T523] should_failslab+0x9/0x20 [ 32.162610][ T523] __kmalloc_track_caller+0x5f/0x320 [ 32.167881][ T523] kstrdup_const+0x55/0x90 [ 32.172281][ T523] kvasprintf_const+0xd7/0x240 [ 32.177052][ T523] kobject_set_name_vargs+0x61/0x110 [ 32.182436][ T523] dev_set_name+0xd1/0x120 [ 32.186849][ T523] ? __kmalloc+0x1a7/0x330 [ 32.191261][ T523] ? get_device+0x30/0x30 [ 32.195611][ T523] ? mutex_unlock+0x1c/0x40 [ 32.200100][ T523] ? kobj_map+0x602/0x640 [ 32.204418][ T523] __device_add_disk+0x64d/0x1020 [ 32.209511][ T523] device_add_disk+0x2a/0x40 [ 32.214087][ T523] loop_add+0x5bd/0x7b0 [ 32.218232][ T523] loop_control_ioctl+0x369/0x550 [ 32.223237][ T523] ? loop_remove+0xb0/0xb0 [ 32.227643][ T523] ? __fget_files+0x2c4/0x320 [ 32.232307][ T523] ? security_file_ioctl+0x84/0xa0 [ 32.237432][ T523] ? loop_remove+0xb0/0xb0 [ 32.241836][ T523] __se_sys_ioctl+0x121/0x1a0 [ 32.246602][ T523] __x64_sys_ioctl+0x7b/0x90 [ 32.251201][ T523] do_syscall_64+0x31/0x40 [ 32.255734][ T523] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 32.261608][ T523] RIP: 0033:0x7fb3c1672ae9 [ 32.266015][ T523] 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 [ 32.285605][ T523] RSP: 002b:00007fb3c11f50c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 32.294009][ T523] RAX: ffffffffffffffda RBX: 00007fb3c1791f80 RCX: 00007fb3c1672ae9 [ 32.301979][ T523] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 32.309956][ T523] RBP: 00007fb3c11f5120 R08: 0000000000000000 R09: 0000000000000000 [ 32.318034][ T523] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 32.326115][ T523] R13: 000000000000000b R14: 00007fb3c1791f80 R15: 00007fffdb89ef98 [ 32.334816][ T523] kobject_add_internal failed for queue (error: -2 parent: (null)) [ 32.342845][ T523] ------------[ cut here ]------------ [ 32.348399][ T523] WARNING: CPU: 1 PID: 523 at fs/sysfs/file.c:328 sysfs_create_files+0x1f4/0x310 [ 32.357534][ T523] Modules linked in: [ 32.361417][ T523] CPU: 1 PID: 523 Comm: syz-executor.0 Not tainted syzkaller #0 [ 32.369098][ T523] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 32.379586][ T523] RIP: 0010:sysfs_create_files+0x1f4/0x310 [ 32.385488][ T523] Code: ff ff 48 89 fb 48 89 c7 e8 69 c9 d7 ff 48 89 df e9 58 ff ff ff e8 fc da 9d ff 4c 89 f0 45 31 f6 e9 d4 00 00 00 e8 ec da 9d ff <0f> 0b 41 be ea ff ff ff eb 15 85 c0 4c 89 e3 0f 84 b0 00 00 00 e8 [ 32.405140][ T523] RSP: 0018:ffffc90000f87ba0 EFLAGS: 00010293 [ 32.411242][ T523] RAX: ffffffff81c5ca9e RBX: dffffc0000000000 RCX: ffff88811390e2c0 [ 32.419249][ T523] RDX: 0000000000000000 RSI: ffffffff8654ede0 RDI: ffff888112fa5068 [ 32.427333][ T523] RBP: ffffc90000f87c78 R08: dffffc0000000000 R09: ffffed102165e586 [ 32.435301][ T523] R10: ffffed102165e586 R11: 1ffff1102165e585 R12: ffffffff8654ede0 [ 32.443287][ T523] R13: ffff888112fa5068 R14: ffff888112fa5098 R15: ffffffff851f87c0 [ 32.451289][ T523] FS: 00007fb3c11f56c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 32.460313][ T523] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.466910][ T523] CR2: 00007fb3c11f4ff8 CR3: 0000000110e5b000 CR4: 00000000003506a0 [ 32.474870][ T523] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 32.482866][ T523] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 32.490966][ T523] Call Trace: [ 32.494269][ T523] ? sysfs_create_file_ns+0x1a0/0x1a0 [ 32.499656][ T523] ? __kasan_check_write+0x14/0x20 [ 32.504770][ T523] ? kobject_get+0xd3/0x120 [ 32.509301][ T523] __device_add_disk+0xb9f/0x1020 [ 32.514325][ T523] device_add_disk+0x2a/0x40 [ 32.518930][ T523] loop_add+0x5bd/0x7b0 [ 32.523087][ T523] loop_control_ioctl+0x369/0x550 [ 32.528208][ T523] ? loop_remove+0xb0/0xb0 [ 32.532630][ T523] ? __fget_files+0x2c4/0x320 [ 32.537340][ T523] ? security_file_ioctl+0x84/0xa0 [ 32.542449][ T523] ? loop_remove+0xb0/0xb0 [ 32.546918][ T523] __se_sys_ioctl+0x121/0x1a0 [ 32.551718][ T523] __x64_sys_ioctl+0x7b/0x90 [ 32.556438][ T523] do_syscall_64+0x31/0x40 [ 32.560869][ T523] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 32.566802][ T523] RIP: 0033:0x7fb3c1672ae9 [ 32.571244][ T523] 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 [ 32.590979][ T523] RSP: 002b:00007fb3c11f50c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 32.599771][ T523] RAX: ffffffffffffffda RBX: 00007fb3c1791f80 RCX: 00007fb3c1672ae9 [ 32.607789][ T523] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 32.615881][ T523] RBP: 00007fb3c11f5120 R08: 0000000000000000 R09: 0000000000000000 [ 32.623888][ T523] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 32.631982][ T523] R13: 000000000000000b R14: 00007fb3c1791f80 R15: 00007fffdb89ef98 [ 32.640001][ T523] ---[ end trace 7297ca995d5fa25e ]--- [ 32.645553][ T523] ------------[ cut here ]------------ [ 32.651035][ T523] kernfs: can not remove 'events', no directory [ 32.657759][ T523] WARNING: CPU: 1 PID: 523 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x103/0x160 [ 32.667699][ T523] Modules linked in: [ 32.671592][ T523] CPU: 1 PID: 523 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 32.680663][ T523] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 32.690735][ T523] RIP: 0010:kernfs_remove_by_name_ns+0x103/0x160 [ 32.697247][ T523] Code: 06 4c 89 f7 e8 4e ef ff ff 4c 89 f7 e8 b6 af ff ff 45 31 f6 eb 29 e8 4c 39 9e ff 48 c7 c7 00 e0 0a 85 4c 89 f6 e8 bd 1a aa 02 <0f> 0b 41 be fe ff ff ff eb 13 e8 2e 39 9e ff 41 be fe ff ff ff 48 [ 32.716970][ T523] RSP: 0018:ffffc90000f87b68 EFLAGS: 00010246 [ 32.723025][ T523] RAX: dac609ade44c0e00 RBX: 0000000000000000 RCX: ffff88811390e2c0 [ 32.731155][ T523] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 32.739236][ T523] RBP: ffffc90000f87b90 R08: dffffc0000000000 R09: ffffed103ee2a5f8 [ 32.747226][ T523] R10: ffffed103ee2a5f8 R11: 1ffff1103ee2a5f7 R12: 0000000000000000 [ 32.755310][ T523] R13: dffffc0000000000 R14: ffffffff851f87a0 R15: 0000000000000000 [ 32.763299][ T523] FS: 00007fb3c11f56c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 32.772253][ T523] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.778898][ T523] CR2: 00007fb3c11f4ff8 CR3: 0000000110e5b000 CR4: 00000000003506a0 [ 32.786913][ T523] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 32.794880][ T523] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 32.802889][ T523] Call Trace: [ 32.806217][ T523] sysfs_create_files+0x293/0x310 [ 32.811238][ T523] ? sysfs_create_file_ns+0x1a0/0x1a0 [ 32.816651][ T523] ? __kasan_check_write+0x14/0x20 [ 32.821774][ T523] ? kobject_get+0xd3/0x120 [ 32.826315][ T523] __device_add_disk+0xb9f/0x1020 [ 32.831506][ T523] device_add_disk+0x2a/0x40 [ 32.836102][ T523] loop_add+0x5bd/0x7b0 [ 32.840335][ T523] loop_control_ioctl+0x369/0x550 [ 32.845381][ T523] ? loop_remove+0xb0/0xb0 [ 32.849916][ T523] ? __fget_files+0x2c4/0x320 [ 32.854631][ T523] ? security_file_ioctl+0x84/0xa0 [ 32.859869][ T523] ? loop_remove+0xb0/0xb0 [ 32.864296][ T523] __se_sys_ioctl+0x121/0x1a0 [ 32.869145][ T523] __x64_sys_ioctl+0x7b/0x90 [ 32.873761][ T523] do_syscall_64+0x31/0x40 [ 32.878390][ T523] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 32.884421][ T523] RIP: 0033:0x7fb3c1672ae9 [ 32.888877][ T523] 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 [ 32.908642][ T523] RSP: 002b:00007fb3c11f50c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 32.917179][ T523] RAX: ffffffffffffffda RBX: 00007fb3c1791f80 RCX: 00007fb3c1672ae9 [ 32.925170][ T523] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 32.933309][ T523] RBP: 00007fb3c11f5120 R08: 0000000000000000 R09: 0000000000000000 [ 32.941385][ T523] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 32.949371][ T523] R13: 000000000000000b R14: 00007fb3c1791f80 R15: 00007fffdb89ef98 [ 32.957413][ T523] ---[ end trace 7297ca995d5fa25f ]--- [ 32.962937][ T523] loop0: failed to create sysfs files for events [ 32.974359][ T525] ------------[ cut here ]------------ [ 32.979885][ T525] kernfs: can not remove 'events', no directory [ 32.986239][ T525] WARNING: CPU: 1 PID: 525 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x103/0x160 [ 32.996448][ T525] Modules linked in: [ 33.000380][ T525] CPU: 0 PID: 525 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 33.009636][ T525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 33.019709][ T525] RIP: 0010:kernfs_remove_by_name_ns+0x103/0x160 [ 33.026044][ T525] Code: 06 4c 89 f7 e8 4e ef ff ff 4c 89 f7 e8 b6 af ff ff 45 31 f6 eb 29 e8 4c 39 9e ff 48 c7 c7 00 e0 0a 85 4c 89 f6 e8 bd 1a aa 02 <0f> 0b 41 be fe ff ff ff eb 13 e8 2e 39 9e ff 41 be fe ff ff ff 48 [ 33.045691][ T525] RSP: 0018:ffffc9000103fca8 EFLAGS: 00010246 [ 33.051788][ T525] RAX: adefe3f6b2fc4100 RBX: 0000000000000001 RCX: ffff8881148262c0 [ 33.059793][ T525] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 33.067830][ T525] RBP: ffffc9000103fcd0 R08: dffffc0000000000 R09: ffffed103ee24e8b [ 33.075803][ T525] R10: ffffed103ee24e8b R11: 1ffff1103ee24e8a R12: 0000000000000000 [ 33.083789][ T525] R13: ffffffff8654ede0 R14: ffffffff851f87a0 R15: 0000000000000000 [ 33.091775][ T525] FS: 00007fb3c11f56c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 33.100723][ T525] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.107783][ T525] CR2: 00007fb3c178e0c0 CR3: 0000000110cfc000 CR4: 00000000003506b0 [ 33.115849][ T525] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 33.123837][ T525] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 33.131849][ T525] Call Trace: [ 33.135157][ T525] sysfs_remove_files+0xa4/0x100 [ 33.140114][ T525] del_gendisk+0x23f/0x9e0 [ 33.144534][ T525] ? radix_tree_delete_item+0x25c/0x360 [ 33.150092][ T525] loop_remove+0x46/0xb0 [ 33.154351][ T525] loop_control_ioctl+0x487/0x550 [ 33.159384][ T525] ? loop_remove+0xb0/0xb0 [ 33.163828][ T525] ? __fget_files+0x2c4/0x320 [ 33.168545][ T525] ? security_file_ioctl+0x84/0xa0 [ 33.173657][ T525] ? loop_remove+0xb0/0xb0 [ 33.178094][ T525] __se_sys_ioctl+0x121/0x1a0 [ 33.182771][ T525] __x64_sys_ioctl+0x7b/0x90 [ 33.187375][ T525] do_syscall_64+0x31/0x40 [ 33.191793][ T525] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 33.197956][ T525] RIP: 0033:0x7fb3c1672ae9 [ 33.202366][ T525] 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 [ 33.222245][ T525] RSP: 002b:00007fb3c11f50c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 33.230764][ T525] RAX: ffffffffffffffda RBX: 00007fb3c1791f80 RCX: 00007fb3c1672ae9 [ 33.238849][ T525] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 33.246912][ T525] RBP: 00007fb3c16be47a R08: 0000000000000000 R09: 0000000000000000 [ 33.254958][ T525] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 33.262969][ T525] R13: 000000000000000b R14: 00007fb3c1791f80 R15: 00007fffdb89ef98 [ 33.270984][ T525] ---[ end trace 7297ca995d5fa260 ]--- [ 33.276462][ T525] ------------[ cut here ]------------ [ 33.281913][ T525] kernfs: can not remove 'events_async', no directory [ 33.288757][ T525] WARNING: CPU: 0 PID: 525 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x103/0x160 [ 33.298502][ T525] Modules linked in: [ 33.302393][ T525] CPU: 0 PID: 525 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 33.311537][ T525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 33.321662][ T525] RIP: 0010:kernfs_remove_by_name_ns+0x103/0x160 [ 33.328089][ T525] Code: 06 4c 89 f7 e8 4e ef ff ff 4c 89 f7 e8 b6 af ff ff 45 31 f6 eb 29 e8 4c 39 9e ff 48 c7 c7 00 e0 0a 85 4c 89 f6 e8 bd 1a aa 02 <0f> 0b 41 be fe ff ff ff eb 13 e8 2e 39 9e ff 41 be fe ff ff ff 48 [ 33.347732][ T525] RSP: 0018:ffffc9000103fca8 EFLAGS: 00010246 [ 33.353895][ T525] RAX: adefe3f6b2fc4100 RBX: 0000000000000002 RCX: ffff8881148262c0 [ 33.361938][ T525] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 33.370128][ T525] RBP: ffffc9000103fcd0 R08: dffffc0000000000 R09: fffff52000207ec5 [ 33.378213][ T525] R10: fffff52000207ec5 R11: 1ffff92000207ec4 R12: 0000000000000000 [ 33.386216][ T525] R13: ffffffff8654ede0 R14: ffffffff851f8880 R15: 0000000000000000 [ 33.394543][ T525] FS: 00007fb3c11f56c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 33.403561][ T525] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.410157][ T525] CR2: 00007fb3c178e0c0 CR3: 0000000110cfc000 CR4: 00000000003506b0 [ 33.418145][ T525] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 33.426146][ T525] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 33.434215][ T525] Call Trace: [ 33.437522][ T525] sysfs_remove_files+0xa4/0x100 [ 33.442449][ T525] del_gendisk+0x23f/0x9e0 [ 33.446879][ T525] ? radix_tree_delete_item+0x25c/0x360 [ 33.452428][ T525] loop_remove+0x46/0xb0 [ 33.456768][ T525] loop_control_ioctl+0x487/0x550 [ 33.461969][ T525] ? loop_remove+0xb0/0xb0 [ 33.466398][ T525] ? __fget_files+0x2c4/0x320 [ 33.471083][ T525] ? security_file_ioctl+0x84/0xa0 [ 33.476209][ T525] ? loop_remove+0xb0/0xb0 [ 33.480627][ T525] __se_sys_ioctl+0x121/0x1a0 [ 33.485282][ T525] __x64_sys_ioctl+0x7b/0x90 [ 33.489900][ T525] do_syscall_64+0x31/0x40 [ 33.494321][ T525] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 33.500339][ T525] RIP: 0033:0x7fb3c1672ae9 [ 33.504754][ T525] 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 [ 33.524610][ T525] RSP: 002b:00007fb3c11f50c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 33.533100][ T525] RAX: ffffffffffffffda RBX: 00007fb3c1791f80 RCX: 00007fb3c1672ae9 [ 33.541084][ T525] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 33.549080][ T525] RBP: 00007fb3c16be47a R08: 0000000000000000 R09: 0000000000000000 [ 33.557094][ T525] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 33.565135][ T525] R13: 000000000000000b R14: 00007fb3c1791f80 R15: 00007fffdb89ef98 [ 33.573401][ T525] ---[ end trace 7297ca995d5fa261 ]--- [ 33.578961][ T525] ------------[ cut here ]------------ [ 33.584427][ T525] kernfs: can not remove 'events_poll_msecs', no directory [ 33.591736][ T525] WARNING: CPU: 0 PID: 525 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x103/0x160 [ 33.601469][ T525] Modules linked in: [ 33.605532][ T525] CPU: 0 PID: 525 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 33.614565][ T525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 33.624653][ T525] RIP: 0010:kernfs_remove_by_name_ns+0x103/0x160 [ 33.631000][ T525] Code: 06 4c 89 f7 e8 4e ef ff ff 4c 89 f7 e8 b6 af ff ff 45 31 f6 eb 29 e8 4c 39 9e ff 48 c7 c7 00 e0 0a 85 4c 89 f6 e8 bd 1a aa 02 <0f> 0b 41 be fe ff ff ff eb 13 e8 2e 39 9e ff 41 be fe ff ff ff 48 [ 33.650907][ T525] RSP: 0018:ffffc9000103fca8 EFLAGS: 00010246 [ 33.657082][ T525] RAX: adefe3f6b2fc4100 RBX: 0000000000000003 RCX: ffff8881148262c0 [ 33.665073][ T525] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 33.673069][ T525] RBP: ffffc9000103fcd0 R08: dffffc0000000000 R09: fffff52000207ec5 [ 33.681065][ T525] R10: fffff52000207ec5 R11: 1ffff92000207ec4 R12: 0000000000000000 [ 33.689235][ T525] R13: ffffffff8654ede0 R14: ffffffff851f88e0 R15: 0000000000000000 [ 33.697247][ T525] FS: 00007fb3c11f56c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 33.706362][ T525] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.712952][ T525] CR2: 00007fb3c178e0c0 CR3: 0000000110cfc000 CR4: 00000000003506b0 [ 33.721043][ T525] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 33.729216][ T525] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 33.737223][ T525] Call Trace: [ 33.740519][ T525] sysfs_remove_files+0xa4/0x100 [ 33.745458][ T525] del_gendisk+0x23f/0x9e0 [ 33.749885][ T525] ? radix_tree_delete_item+0x25c/0x360 [ 33.755583][ T525] loop_remove+0x46/0xb0 [ 33.759872][ T525] loop_control_ioctl+0x487/0x550 [ 33.765003][ T525] ? loop_remove+0xb0/0xb0 [ 33.769449][ T525] ? __fget_files+0x2c4/0x320 [ 33.774133][ T525] ? security_file_ioctl+0x84/0xa0 [ 33.779478][ T525] ? loop_remove+0xb0/0xb0 [ 33.783905][ T525] __se_sys_ioctl+0x121/0x1a0 [ 33.788617][ T525] __x64_sys_ioctl+0x7b/0x90 [ 33.793232][ T525] do_syscall_64+0x31/0x40 [ 33.797689][ T525] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 33.803850][ T525] RIP: 0033:0x7fb3c1672ae9 [ 33.808296][ T525] 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 [ 33.828239][ T525] RSP: 002b:00007fb3c11f50c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 33.836819][ T525] RAX: ffffffffffffffda RBX: 00007fb3c1791f80 RCX: 00007fb3c1672ae9 [ 33.844825][ T525] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 33.852834][ T525] RBP: 00007fb3c16be47a R08: 0000000000000000 R09: 0000000000000000 [ 33.860839][ T525] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 33.868997][ T525] R13: 000000000000000b R14: 00007fb3c1791f80 R15: 00007fffdb89ef98 [ 33.877106][ T525] ---[ end trace 7297ca995d5fa262 ]--- [ 33.882672][ T525] ------------[ cut here ]------------ [ 33.888228][ T525] kernfs: can not remove 'bdi', no directory [ 33.894264][ T525] WARNING: CPU: 0 PID: 525 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x103/0x160 [ 33.904090][ T525] Modules linked in: [ 33.908079][ T525] CPU: 0 PID: 525 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 33.917130][ T525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 33.927314][ T525] RIP: 0010:kernfs_remove_by_name_ns+0x103/0x160 [ 33.933830][ T525] Code: 06 4c 89 f7 e8 4e ef ff ff 4c 89 f7 e8 b6 af ff ff 45 31 f6 eb 29 e8 4c 39 9e ff 48 c7 c7 00 e0 0a 85 4c 89 f6 e8 bd 1a aa 02 <0f> 0b 41 be fe ff ff ff eb 13 e8 2e 39 9e ff 41 be fe ff ff ff 48 [ 33.953528][ T525] RSP: 0018:ffffc9000103fcc8 EFLAGS: 00010246 [ 33.959624][ T525] RAX: adefe3f6b2fc4100 RBX: ffffffff851f81c0 RCX: ffff8881148262c0 [ 33.967636][ T525] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 33.975604][ T525] RBP: ffffc9000103fcf0 R08: dffffc0000000000 R09: ffffed103ee0a5f8 [ 33.983589][ T525] R10: ffffed103ee0a5f8 R11: 1ffff1103ee0a5f7 R12: 0000000000000000 [ 33.991594][ T525] R13: 1ffff110225f4a8f R14: ffffffff851f81c0 R15: 0000000000000000 [ 33.999841][ T525] FS: 00007fb3c11f56c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 34.008784][ T525] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.015413][ T525] CR2: 00007fb3c178e0c0 CR3: 0000000110cfc000 CR4: 00000000003506b0 [ 34.023742][ T525] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 34.031735][ T525] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 34.039716][ T525] Call Trace: [ 34.043001][ T525] sysfs_remove_link+0x50/0x60 [ 34.047772][ T525] del_gendisk+0x3ea/0x9e0 [ 34.052199][ T525] loop_remove+0x46/0xb0 [ 34.056561][ T525] loop_control_ioctl+0x487/0x550 [ 34.061608][ T525] ? loop_remove+0xb0/0xb0 [ 34.066010][ T525] ? __fget_files+0x2c4/0x320 [ 34.070714][ T525] ? security_file_ioctl+0x84/0xa0 [ 34.075833][ T525] ? loop_remove+0xb0/0xb0 [ 34.080437][ T525] __se_sys_ioctl+0x121/0x1a0 [ 34.085203][ T525] __x64_sys_ioctl+0x7b/0x90 [ 34.089806][ T525] do_syscall_64+0x31/0x40 [ 34.094239][ T525] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 34.100155][ T525] RIP: 0033:0x7fb3c1672ae9 [ 34.104579][ T525] 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 [ 34.124334][ T525] RSP: 002b:00007fb3c11f50c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 34.132807][ T525] RAX: ffffffffffffffda RBX: 00007fb3c1791f80 RCX: 00007fb3c1672ae9 [ 34.141142][ T525] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 34.149212][ T525] RBP: 00007fb3c16be47a R08: 0000000000000000 R09: 0000000000000000 [ 34.157216][ T525] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 34.165221][ T525] R13: 000000000000000b R14: 00007fb3c1791f80 R15: 00007fffdb89ef98 [ 34.173208][ T525] ---[ end trace 7297ca995d5fa263 ]--- [ 34.179118][ T525] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN [ 34.190929][ T525] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 34.197129][ T24] audit: type=1400 audit(1766901462.530:96): avc: denied { read } for pid=77 comm="syslogd" name="log" dev="sda1" ino=2010 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 [ 34.199531][ T525] CPU: 1 PID: 525 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 34.199546][ T525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 34.221740][ T24] audit: type=1400 audit(1766901462.530:97): avc: denied { search } for pid=77 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 34.230702][ T525] RIP: 0010:strlen+0x29/0x70 [ 34.230714][ T525] Code: 00 55 48 89 e5 41 57 41 56 41 54 53 48 c7 c0 ff ff ff ff 49 be 00 00 00 00 00 fc ff df 48 89 fb 49 89 c7 48 89 d8 48 c1 e8 03 <42> 0f b6 04 30 84 c0 75 11 48 ff c3 49 8d 47 01 42 80 7c 3f 01 00 [ 34.230721][ T525] RSP: 0018:ffffc9000103fc40 EFLAGS: 00010246 [ 34.241379][ T24] audit: type=1400 audit(1766901462.530:98): avc: denied { write } for pid=77 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 34.262229][ T525] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 34.262237][ T525] RDX: ffff8881148262c0 RSI: 0000000000000000 RDI: 0000000000000000 [ 34.262244][ T525] RBP: ffffc9000103fc60 R08: dffffc0000000000 R09: ffffed102000b36f [ 34.262251][ T525] R10: ffffed102000b36f R11: 1ffff1102000b36e R12: ffff8881069a50d0 [ 34.262265][ T525] R13: 0000000000000000 R14: dffffc0000000000 R15: ffffffffffffffff [ 34.262275][ T525] FS: 00007fb3c11f56c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 34.262290][ T525] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.267214][ T24] audit: type=1400 audit(1766901462.530:99): avc: denied { add_name } for pid=77 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 34.286686][ T525] CR2: 00007fb3c11d3ff8 CR3: 0000000110cfc000 CR4: 00000000003506a0 [ 34.286698][ T525] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 34.286705][ T525] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 34.286709][ T525] Call Trace: [ 34.286726][ T525] kernfs_find_ns+0x95/0x4b0 [ 34.286736][ T525] kernfs_remove_by_name_ns+0x89/0x160 [ 34.286752][ T525] sysfs_remove_link+0x50/0x60 [ 34.293123][ T24] audit: type=1400 audit(1766901462.530:100): avc: denied { create } for pid=77 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 34.313961][ T525] del_gendisk+0x822/0x9e0 [ 34.313974][ T525] loop_remove+0x46/0xb0 [ 34.313986][ T525] loop_control_ioctl+0x487/0x550 [ 34.314002][ T525] ? loop_remove+0xb0/0xb0 [ 34.322218][ T24] audit: type=1400 audit(1766901462.530:101): avc: denied { append open } for pid=77 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 34.329919][ T525] ? __fget_files+0x2c4/0x320 [ 34.329932][ T525] ? security_file_ioctl+0x84/0xa0 [ 34.329948][ T525] ? loop_remove+0xb0/0xb0 [ 34.508266][ T525] __se_sys_ioctl+0x121/0x1a0 [ 34.513020][ T525] __x64_sys_ioctl+0x7b/0x90 [ 34.517593][ T525] do_syscall_64+0x31/0x40 [ 34.521992][ T525] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 34.527868][ T525] RIP: 0033:0x7fb3c1672ae9 [ 34.532279][ T525] 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 [ 34.552048][ T525] RSP: 002b:00007fb3c11f50c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 34.560559][ T525] RAX: ffffffffffffffda RBX: 00007fb3c1791f80 RCX: 00007fb3c1672ae9 [ 34.568611][ T525] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 34.576740][ T525] RBP: 00007fb3c16be47a R08: 0000000000000000 R09: 0000000000000000 [ 34.585132][ T525] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 34.593086][ T525] R13: 000000000000000b R14: 00007fb3c1791f80 R15: 00007fffdb89ef98 [ 34.601253][ T525] Modules linked in: [ 34.605854][ T525] ---[ end trace 7297ca995d5fa264 ]--- [ 34.611395][ T525] RIP: 0010:strlen+0x29/0x70 [ 34.616003][ T525] Code: 00 55 48 89 e5 41 57 41 56 41 54 53 48 c7 c0 ff ff ff ff 49 be 00 00 00 00 00 fc ff df 48 89 fb 49 89 c7 48 89 d8 48 c1 e8 03 <42> 0f b6 04 30 84 c0 75 11 48 ff c3 49 8d 47 01 42 80 7c 3f 01 00 [ 34.635823][ T525] RSP: 0018:ffffc9000103fc40 EFLAGS: 00010246 [ 34.641949][ T525] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 34.650088][ T525] RDX: ffff8881148262c0 RSI: 0000000000000000 RDI: 0000000000000000 [ 34.658085][ T525] RBP: ffffc9000103fc60 R08: dffffc0000000000 R09: ffffed102000b36f [ 34.666059][ T525] R10: ffffed102000b36f R11: 1ffff1102000b36e R12: ffff8881069a50d0 [ 34.674238][ T525] R13: 0000000000000000 R14: dffffc0000000000 R15: ffffffffffffffff [ 34.682236][ T525] FS: 00007fb3c11f56c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 34.691191][ T525] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.697787][ T525] CR2: 00007fb3c11d3ff8 CR3: 0000000110cfc000 CR4: 00000000003506a0 [ 34.705837][ T525] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 34.713819][ T525] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 34.721891][ T525] Kernel panic - not syncing: Fatal exception [ 34.728280][ T525] Kernel Offset: disabled [ 34.732627][ T525] Rebooting in 86400 seconds..