Warning: Permanently added '10.128.0.63' (ED25519) to the list of known hosts. 2026/01/23 11:10:14 ignoring optional flag "type"="gce" 2026/01/23 11:10:14 parsed 1 programs [ 40.222036][ T24] kauditd_printk_skb: 18 callbacks suppressed [ 40.222047][ T24] audit: type=1400 audit(1769166614.380:92): 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" 2026/01/23 11:10:14 executed programs: 0 [ 40.279488][ T318] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 40.325372][ T325] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.332705][ T325] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.340238][ T325] device bridge_slave_0 entered promiscuous mode [ 40.347355][ T325] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.354644][ T325] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.362249][ T325] device bridge_slave_1 entered promiscuous mode [ 40.391615][ T325] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.398755][ T325] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.405987][ T325] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.413117][ T325] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.429611][ T295] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.436914][ T295] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.444139][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 40.451884][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 40.461660][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.469980][ T295] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.477017][ T295] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.485856][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.494678][ T295] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.502016][ T295] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.513374][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 40.522618][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.535500][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 40.546194][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 40.554351][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 40.562211][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 40.570975][ T325] device veth0_vlan entered promiscuous mode [ 40.580426][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 40.589960][ T325] device veth1_macvtap entered promiscuous mode [ 40.599176][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 40.609133][ T295] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 40.628329][ T24] audit: type=1400 audit(1769166614.790:93): 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 [ 40.653344][ T24] audit: type=1400 audit(1769166614.790:94): 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 [ 40.678434][ T24] audit: type=1400 audit(1769166614.790:95): avc: denied { ioctl } for pid=329 comm="syz-executor.0" path="/dev/loop-control" dev="devtmpfs" ino=114 ioctlcmd=0x4c80 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 40.715111][ T335] FAULT_INJECTION: forcing a failure. [ 40.715111][ T335] name failslab, interval 1, probability 0, space 0, times 1 [ 40.727952][ T335] CPU: 0 PID: 335 Comm: syz-executor.0 Not tainted syzkaller #0 [ 40.735710][ T335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 40.745848][ T335] Call Trace: [ 40.749128][ T335] __dump_stack+0x21/0x24 [ 40.753449][ T335] dump_stack_lvl+0x1a7/0x208 [ 40.758352][ T335] ? thaw_kernel_threads+0x220/0x220 [ 40.763829][ T335] ? show_regs_print_info+0x18/0x18 [ 40.769127][ T335] ? __lookup_slow+0x2f6/0x410 [ 40.773935][ T335] dump_stack+0x15/0x1c [ 40.778074][ T335] should_fail+0x3c1/0x510 [ 40.782493][ T335] ? new_inode_pseudo+0x7a/0x210 [ 40.787599][ T335] __should_failslab+0xa4/0xe0 [ 40.792879][ T335] should_failslab+0x9/0x20 [ 40.797472][ T335] kmem_cache_alloc+0x3d/0x2d0 [ 40.802240][ T335] ? lookup_one_len_common+0x460/0x460 [ 40.808007][ T335] new_inode_pseudo+0x7a/0x210 [ 40.812850][ T335] new_inode+0x28/0x1e0 [ 40.817201][ T335] ? start_creating+0x1db/0x2f0 [ 40.822058][ T335] __debugfs_create_file+0x149/0x4b0 [ 40.827330][ T335] ? up_write+0x57/0x120 [ 40.831694][ T335] debugfs_create_file+0x4a/0x60 [ 40.836634][ T335] bdi_register_va+0x2a9/0x5f0 [ 40.841771][ T335] bdi_register+0xdf/0x130 [ 40.846288][ T335] ? bdi_register_va+0x5f0/0x5f0 [ 40.851322][ T335] ? __kasan_check_read+0x11/0x20 [ 40.856600][ T335] ? blk_alloc_devt+0xda/0x330 [ 40.861541][ T335] __device_add_disk+0x548/0x1020 [ 40.866761][ T335] device_add_disk+0x2a/0x40 [ 40.871345][ T335] loop_add+0x5bd/0x7b0 [ 40.875485][ T335] loop_control_ioctl+0x396/0x570 [ 40.880502][ T335] ? loop_remove+0xb0/0xb0 [ 40.884929][ T335] ? __fget_files+0x2c4/0x320 [ 40.889680][ T335] ? security_file_ioctl+0x84/0xa0 [ 40.894876][ T335] ? loop_remove+0xb0/0xb0 [ 40.899290][ T335] __se_sys_ioctl+0x121/0x1a0 [ 40.903959][ T335] __x64_sys_ioctl+0x7b/0x90 [ 40.908650][ T335] do_syscall_64+0x31/0x40 [ 40.913105][ T335] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 40.919126][ T335] RIP: 0033:0x7f501b5e83b9 [ 40.923624][ T335] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 d0 ff ff ff f7 d8 64 89 01 48 [ 40.943770][ T335] RSP: 002b:00007f501b1790b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 40.952288][ T335] RAX: ffffffffffffffda RBX: 00007f501b725f80 RCX: 00007f501b5e83b9 [ 40.960448][ T335] RDX: 000000000000000b RSI: 0000000000004c80 RDI: 0000000000000003 [ 40.968622][ T335] RBP: 00007f501b179120 R08: 0000000000000000 R09: 0000000000000000 [ 40.976687][ T335] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 40.985015][ T335] R13: 000000000000000b R14: 00007f501b725f80 R15: 00007ffc527d2048 [ 40.993870][ T335] debugfs: out of free dentries, can not create file 'stats' [ 41.037796][ T332] udevd[332]: inotify_add_watch(7, /dev/loop11, 10) failed: No such file or directory [ 41.051156][ T338] FAULT_INJECTION: forcing a failure. [ 41.051156][ T338] name failslab, interval 1, probability 0, space 0, times 0 [ 41.064309][ T338] CPU: 1 PID: 338 Comm: syz-executor.0 Not tainted syzkaller #0 [ 41.072411][ T338] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 41.082899][ T338] Call Trace: [ 41.086402][ T338] __dump_stack+0x21/0x24 [ 41.090957][ T338] dump_stack_lvl+0x1a7/0x208 [ 41.095754][ T338] ? thaw_kernel_threads+0x220/0x220 [ 41.101261][ T338] ? show_regs_print_info+0x18/0x18 [ 41.106548][ T338] ? __lookup_slow+0x2f6/0x410 [ 41.111480][ T338] dump_stack+0x15/0x1c [ 41.115731][ T338] should_fail+0x3c1/0x510 [ 41.120237][ T338] ? new_inode_pseudo+0x7a/0x210 [ 41.125350][ T338] __should_failslab+0xa4/0xe0 [ 41.130381][ T338] should_failslab+0x9/0x20 [ 41.134915][ T338] kmem_cache_alloc+0x3d/0x2d0 [ 41.140128][ T338] ? lookup_one_len_common+0x460/0x460 [ 41.146052][ T338] new_inode_pseudo+0x7a/0x210 [ 41.150855][ T338] new_inode+0x28/0x1e0 [ 41.155011][ T338] ? start_creating+0x1db/0x2f0 [ 41.160048][ T338] __debugfs_create_file+0x149/0x4b0 [ 41.165473][ T338] ? up_write+0x57/0x120 [ 41.169991][ T338] debugfs_create_file+0x4a/0x60 [ 41.175064][ T338] bdi_register_va+0x2a9/0x5f0 [ 41.180266][ T338] bdi_register+0xdf/0x130 [ 41.184714][ T338] ? bdi_register_va+0x5f0/0x5f0 [ 41.190587][ T338] ? __kasan_check_read+0x11/0x20 [ 41.195929][ T338] ? blk_alloc_devt+0xda/0x330 [ 41.200831][ T338] __device_add_disk+0x548/0x1020 [ 41.206749][ T338] device_add_disk+0x2a/0x40 [ 41.211845][ T338] loop_add+0x5bd/0x7b0 [ 41.216256][ T338] loop_control_ioctl+0x396/0x570 [ 41.222187][ T338] ? loop_remove+0xb0/0xb0 [ 41.226953][ T338] ? __fget_files+0x2c4/0x320 [ 41.232478][ T338] ? security_file_ioctl+0x84/0xa0 [ 41.237836][ T338] ? loop_remove+0xb0/0xb0 [ 41.242726][ T338] __se_sys_ioctl+0x121/0x1a0 [ 41.247700][ T338] __x64_sys_ioctl+0x7b/0x90 [ 41.252404][ T338] do_syscall_64+0x31/0x40 [ 41.256970][ T338] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 41.262867][ T338] RIP: 0033:0x7f501b5e83b9 [ 41.267307][ T338] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 d0 ff ff ff f7 d8 64 89 01 48 [ 41.287355][ T338] RSP: 002b:00007f501b1790b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 41.296036][ T338] RAX: ffffffffffffffda RBX: 00007f501b725f80 RCX: 00007f501b5e83b9 [ 41.304091][ T338] RDX: 000000000000000b RSI: 0000000000004c80 RDI: 0000000000000003 [ 41.312326][ T338] RBP: 00007f501b179120 R08: 0000000000000000 R09: 0000000000000000 [ 41.320379][ T338] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 41.328343][ T338] R13: 000000000000000b R14: 00007f501b725f80 R15: 00007ffc527d2048 [ 41.337677][ T338] debugfs: out of free dentries, can not create file 'stats' [ 41.408071][ T331] udevd[331]: inotify_add_watch(7, /dev/loop11, 10) failed: No such file or directory [ 41.421652][ T341] FAULT_INJECTION: forcing a failure. [ 41.421652][ T341] name failslab, interval 1, probability 0, space 0, times 0 [ 41.434730][ T341] CPU: 0 PID: 341 Comm: syz-executor.0 Not tainted syzkaller #0 [ 41.442637][ T341] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 41.452939][ T341] Call Trace: [ 41.456238][ T341] __dump_stack+0x21/0x24 [ 41.460744][ T341] dump_stack_lvl+0x1a7/0x208 [ 41.465437][ T341] ? show_regs_print_info+0x18/0x18 [ 41.470808][ T341] dump_stack+0x15/0x1c [ 41.475068][ T341] should_fail+0x3c1/0x510 [ 41.479740][ T341] ? security_inode_alloc+0x33/0x110 [ 41.485021][ T341] __should_failslab+0xa4/0xe0 [ 41.489920][ T341] should_failslab+0x9/0x20 [ 41.494524][ T341] kmem_cache_alloc+0x3d/0x2d0 [ 41.499314][ T341] ? slab_post_alloc_hook+0x5d/0x2f0 [ 41.504591][ T341] security_inode_alloc+0x33/0x110 [ 41.509793][ T341] inode_init_always+0x70a/0x9b0 [ 41.514812][ T341] new_inode_pseudo+0x91/0x210 [ 41.519564][ T341] new_inode+0x28/0x1e0 [ 41.523831][ T341] ? start_creating+0x1db/0x2f0 [ 41.528694][ T341] __debugfs_create_file+0x149/0x4b0 [ 41.533988][ T341] ? up_write+0x57/0x120 [ 41.538234][ T341] debugfs_create_file+0x4a/0x60 [ 41.543165][ T341] bdi_register_va+0x2a9/0x5f0 [ 41.547947][ T341] bdi_register+0xdf/0x130 [ 41.552465][ T341] ? bdi_register_va+0x5f0/0x5f0 [ 41.557394][ T341] ? __kasan_check_read+0x11/0x20 [ 41.562416][ T341] ? blk_alloc_devt+0xda/0x330 [ 41.567299][ T341] __device_add_disk+0x548/0x1020 [ 41.572505][ T341] device_add_disk+0x2a/0x40 [ 41.577179][ T341] loop_add+0x5bd/0x7b0 [ 41.581420][ T341] loop_control_ioctl+0x396/0x570 [ 41.586656][ T341] ? loop_remove+0xb0/0xb0 [ 41.591303][ T341] ? __fget_files+0x2c4/0x320 [ 41.596003][ T341] ? security_file_ioctl+0x84/0xa0 [ 41.601142][ T341] ? loop_remove+0xb0/0xb0 [ 41.605826][ T341] __se_sys_ioctl+0x121/0x1a0 [ 41.610513][ T341] __x64_sys_ioctl+0x7b/0x90 [ 41.615157][ T341] do_syscall_64+0x31/0x40 [ 41.619566][ T341] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 41.625708][ T341] RIP: 0033:0x7f501b5e83b9 [ 41.630116][ T341] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 d0 ff ff ff f7 d8 64 89 01 48 [ 41.649941][ T341] RSP: 002b:00007f501b1790b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 41.658376][ T341] RAX: ffffffffffffffda RBX: 00007f501b725f80 RCX: 00007f501b5e83b9 [ 41.666382][ T341] RDX: 000000000000000b RSI: 0000000000004c80 RDI: 0000000000000003 [ 41.674898][ T341] RBP: 00007f501b179120 R08: 0000000000000000 R09: 0000000000000000 [ 41.683210][ T341] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 41.691528][ T341] R13: 000000000000000b R14: 00007f501b725f80 R15: 00007ffc527d2048 [ 41.702845][ T341] debugfs: out of free dentries, can not create file 'stats' [ 41.728630][ T331] udevd[331]: inotify_add_watch(7, /dev/loop11, 10) failed: No such file or directory [ 41.742065][ T344] FAULT_INJECTION: forcing a failure. [ 41.742065][ T344] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 41.755585][ T344] CPU: 0 PID: 344 Comm: syz-executor.0 Not tainted syzkaller #0 [ 41.763292][ T344] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 41.773716][ T344] Call Trace: [ 41.777107][ T344] __dump_stack+0x21/0x24 [ 41.781888][ T344] dump_stack_lvl+0x1a7/0x208 [ 41.786861][ T344] ? show_regs_print_info+0x18/0x18 [ 41.792406][ T344] ? _raw_spin_lock+0x94/0xf0 [ 41.797232][ T344] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 41.803230][ T344] dump_stack+0x15/0x1c [ 41.807738][ T344] should_fail+0x3c1/0x510 [ 41.812256][ T344] should_fail_alloc_page+0x4f/0x60 [ 41.817788][ T344] __alloc_pages_nodemask+0x119/0x620 [ 41.823278][ T344] ? gfp_pfmemalloc_allowed+0x130/0x130 [ 41.828828][ T344] ? __d_rehash+0x1ca/0x2c0 [ 41.833332][ T344] ? __kasan_check_write+0x14/0x20 [ 41.838623][ T344] new_slab+0x84/0x3f0 [ 41.842819][ T344] ___slab_alloc+0x2a6/0x450 [ 41.847823][ T344] ? lookup_one_len+0x2d0/0x2d0 [ 41.852800][ T344] ? new_inode_pseudo+0x7a/0x210 [ 41.858199][ T344] __slab_alloc+0x63/0xa0 [ 41.862619][ T344] ? new_inode_pseudo+0x7a/0x210 [ 41.867968][ T344] ? new_inode_pseudo+0x7a/0x210 [ 41.873217][ T344] kmem_cache_alloc+0x1ac/0x2d0 [ 41.878623][ T344] ? new_inode_pseudo+0x7a/0x210 [ 41.883571][ T344] ? lookup_one_len_common+0x460/0x460 [ 41.889356][ T344] new_inode_pseudo+0x7a/0x210 [ 41.894248][ T344] new_inode+0x28/0x1e0 [ 41.898405][ T344] ? start_creating+0x1db/0x2f0 [ 41.903429][ T344] __debugfs_create_file+0x149/0x4b0 [ 41.908710][ T344] ? up_write+0x57/0x120 [ 41.912938][ T344] debugfs_create_file+0x4a/0x60 [ 41.917880][ T344] bdi_register_va+0x2a9/0x5f0 [ 41.922717][ T344] bdi_register+0xdf/0x130 [ 41.927343][ T344] ? bdi_register_va+0x5f0/0x5f0 [ 41.932297][ T344] ? __kasan_check_read+0x11/0x20 [ 41.937485][ T344] ? blk_alloc_devt+0xda/0x330 [ 41.942253][ T344] __device_add_disk+0x548/0x1020 [ 41.947375][ T344] device_add_disk+0x2a/0x40 [ 41.951971][ T344] loop_add+0x5bd/0x7b0 [ 41.956158][ T344] loop_control_ioctl+0x396/0x570 [ 41.961180][ T344] ? loop_remove+0xb0/0xb0 [ 41.965760][ T344] ? __fget_files+0x2c4/0x320 [ 41.970628][ T344] ? security_file_ioctl+0x84/0xa0 [ 41.976216][ T344] ? loop_remove+0xb0/0xb0 [ 41.980739][ T344] __se_sys_ioctl+0x121/0x1a0 [ 41.985521][ T344] __x64_sys_ioctl+0x7b/0x90 [ 41.990097][ T344] do_syscall_64+0x31/0x40 [ 41.994872][ T344] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 42.000764][ T344] RIP: 0033:0x7f501b5e83b9 [ 42.005321][ T344] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 d0 ff ff ff f7 d8 64 89 01 48 [ 42.024944][ T344] RSP: 002b:00007f501b1790b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 42.033594][ T344] RAX: ffffffffffffffda RBX: 00007f501b725f80 RCX: 00007f501b5e83b9 [ 42.041833][ T344] RDX: 000000000000000b RSI: 0000000000004c80 RDI: 0000000000000003 [ 42.049990][ T344] RBP: 00007f501b179120 R08: 0000000000000000 R09: 0000000000000000 [ 42.058313][ T344] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 42.066393][ T344] R13: 000000000000000b R14: 00007f501b725f80 R15: 00007ffc527d2048 [ 42.144837][ T351] FAULT_INJECTION: forcing a failure. [ 42.144837][ T351] name failslab, interval 1, probability 0, space 0, times 0 [ 42.158006][ T351] CPU: 0 PID: 351 Comm: syz-executor.0 Not tainted syzkaller #0 [ 42.165662][ T351] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 42.175801][ T351] Call Trace: [ 42.179088][ T351] __dump_stack+0x21/0x24 [ 42.183411][ T351] dump_stack_lvl+0x1a7/0x208 [ 42.188257][ T351] ? show_regs_print_info+0x18/0x18 [ 42.193547][ T351] ? __kmalloc+0x1a4/0x330 [ 42.198178][ T351] ? __device_add_disk+0x5e0/0x1020 [ 42.203629][ T351] ? device_add_disk+0x2a/0x40 [ 42.208406][ T351] ? loop_add+0x5bd/0x7b0 [ 42.213089][ T351] ? __se_sys_ioctl+0x121/0x1a0 [ 42.218292][ T351] dump_stack+0x15/0x1c [ 42.222449][ T351] should_fail+0x3c1/0x510 [ 42.226945][ T351] ? kvasprintf_const+0xd7/0x240 [ 42.231966][ T351] __should_failslab+0xa4/0xe0 [ 42.236813][ T351] should_failslab+0x9/0x20 [ 42.241345][ T351] __kmalloc_track_caller+0x5f/0x320 [ 42.246745][ T351] kstrdup_const+0x55/0x90 [ 42.251450][ T351] kvasprintf_const+0xd7/0x240 [ 42.256232][ T351] kobject_set_name_vargs+0x61/0x110 [ 42.261526][ T351] dev_set_name+0xdf/0x130 [ 42.265949][ T351] ? get_device+0x30/0x30 [ 42.270276][ T351] ? mutex_unlock+0x1c/0x40 [ 42.274866][ T351] ? kobj_map+0x637/0x670 [ 42.279195][ T351] ? kobject_get+0xd3/0x120 [ 42.283780][ T351] ? bdev_check_media_change+0x350/0x350 [ 42.289412][ T351] __device_add_disk+0x64d/0x1020 [ 42.294610][ T351] device_add_disk+0x2a/0x40 [ 42.299194][ T351] loop_add+0x5bd/0x7b0 [ 42.303359][ T351] loop_control_ioctl+0x396/0x570 [ 42.308372][ T351] ? loop_remove+0xb0/0xb0 [ 42.312815][ T351] ? __fget_files+0x2c4/0x320 [ 42.317599][ T351] ? security_file_ioctl+0x84/0xa0 [ 42.322704][ T351] ? loop_remove+0xb0/0xb0 [ 42.327127][ T351] __se_sys_ioctl+0x121/0x1a0 [ 42.331883][ T351] __x64_sys_ioctl+0x7b/0x90 [ 42.336561][ T351] do_syscall_64+0x31/0x40 [ 42.340978][ T351] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 42.346859][ T351] RIP: 0033:0x7f501b5e83b9 [ 42.351512][ T351] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 d0 ff ff ff f7 d8 64 89 01 48 [ 42.371306][ T351] RSP: 002b:00007f501b1790b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 42.379731][ T351] RAX: ffffffffffffffda RBX: 00007f501b725f80 RCX: 00007f501b5e83b9 [ 42.388067][ T351] RDX: 000000000000000b RSI: 0000000000004c80 RDI: 0000000000000003 [ 42.396214][ T351] RBP: 00007f501b179120 R08: 0000000000000000 R09: 0000000000000000 [ 42.404192][ T351] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 42.412515][ T351] R13: 000000000000000b R14: 00007f501b725f80 R15: 00007ffc527d2048 [ 42.421832][ T351] kobject_add_internal failed for queue (error: -2 parent: (null)) [ 42.430392][ T351] ------------[ cut here ]------------ [ 42.435975][ T351] WARNING: CPU: 1 PID: 351 at fs/sysfs/file.c:328 sysfs_create_files+0x227/0x360 [ 42.445642][ T351] Modules linked in: [ 42.450430][ T351] CPU: 1 PID: 351 Comm: syz-executor.0 Not tainted syzkaller #0 [ 42.458457][ T351] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 42.470149][ T351] RIP: 0010:sysfs_create_files+0x227/0x360 [ 42.476202][ T351] Code: 4d 89 ef 49 89 fd 48 89 c7 e8 f5 3e d7 ff 4c 89 ef 4d 89 fd e9 2f ff ff ff e8 b5 c2 9c ff 31 c0 e9 f4 00 00 00 e8 a9 c2 9c ff <0f> 0b 41 c6 44 1d 06 f8 41 c6 44 1d 04 f8 c7 44 24 1c ea ff ff ff [ 42.497264][ T351] RSP: 0018:ffffc90000fc7ba0 EFLAGS: 00010293 [ 42.503448][ T351] RAX: ffffffff81c7f44f RBX: dffffc0000000000 RCX: ffff88810dc193c0 [ 42.511485][ T351] RDX: 0000000000000000 RSI: ffffffff8674ef40 RDI: ffff88810eed0068 [ 42.519739][ T351] RBP: ffffc90000fc7c78 R08: ffff88810b2dac2b R09: 1ffff1102165b585 [ 42.528058][ T351] R10: dffffc0000000000 R11: ffffed102165b586 R12: ffffffff853fd440 [ 42.536174][ T351] R13: 1ffff920001f8f7c R14: ffff88810eed0098 R15: ffff88810eed0068 [ 42.544352][ T351] FS: 00007f501b1796c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 42.553594][ T351] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.560232][ T351] CR2: 00007f501b157fd0 CR3: 000000010ef51000 CR4: 00000000003506a0 [ 42.568565][ T351] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 42.576847][ T351] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 42.584828][ T351] Call Trace: [ 42.588373][ T351] ? sysfs_create_file_ns+0x1b0/0x1b0 [ 42.593977][ T351] ? __kasan_check_write+0x14/0x20 [ 42.599541][ T351] ? kobject_get+0xd3/0x120 [ 42.604040][ T351] __device_add_disk+0xb9f/0x1020 [ 42.609102][ T351] device_add_disk+0x2a/0x40 [ 42.613986][ T351] loop_add+0x5bd/0x7b0 [ 42.618196][ T351] loop_control_ioctl+0x396/0x570 [ 42.623345][ T351] ? loop_remove+0xb0/0xb0 [ 42.627987][ T351] ? __fget_files+0x2c4/0x320 [ 42.632669][ T351] ? security_file_ioctl+0x84/0xa0 [ 42.638076][ T351] ? loop_remove+0xb0/0xb0 [ 42.642494][ T351] __se_sys_ioctl+0x121/0x1a0 [ 42.647317][ T351] __x64_sys_ioctl+0x7b/0x90 [ 42.651942][ T351] do_syscall_64+0x31/0x40 [ 42.656531][ T351] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 42.662467][ T351] RIP: 0033:0x7f501b5e83b9 [ 42.666924][ T351] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 d0 ff ff ff f7 d8 64 89 01 48 [ 42.687298][ T351] RSP: 002b:00007f501b1790b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 42.695717][ T351] RAX: ffffffffffffffda RBX: 00007f501b725f80 RCX: 00007f501b5e83b9 [ 42.704067][ T351] RDX: 000000000000000b RSI: 0000000000004c80 RDI: 0000000000000003 [ 42.712329][ T351] RBP: 00007f501b179120 R08: 0000000000000000 R09: 0000000000000000 [ 42.720473][ T351] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 42.728675][ T351] R13: 000000000000000b R14: 00007f501b725f80 R15: 00007ffc527d2048 [ 42.736789][ T351] ---[ end trace d10a31fc3e3ca5c1 ]--- [ 42.742345][ T351] ------------[ cut here ]------------ [ 42.747880][ T351] kernfs: can not remove 'events', no directory [ 42.754391][ T351] WARNING: CPU: 1 PID: 351 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x103/0x160 [ 42.764317][ T351] Modules linked in: [ 42.768658][ T351] CPU: 1 PID: 351 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 42.777947][ T351] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 42.788893][ T351] RIP: 0010:kernfs_remove_by_name_ns+0x103/0x160 [ 42.795576][ T351] Code: 06 4c 89 f7 e8 2e ef ff ff 4c 89 f7 e8 56 af ff ff 45 31 f6 eb 29 e8 8c 21 9d ff 48 c7 c7 80 2b 2b 85 4c 89 f6 e8 5d 20 b2 02 <0f> 0b 41 be fe ff ff ff eb 13 e8 6e 21 9d ff 41 be fe ff ff ff 48 [ 42.816174][ T351] RSP: 0018:ffffc90000fc7b68 EFLAGS: 00010246 [ 42.822617][ T351] RAX: 7a6bdb2a84254700 RBX: dffffc0000000000 RCX: ffff88810dc193c0 [ 42.830800][ T351] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 42.838904][ T351] RBP: ffffc90000fc7b90 R08: ffff8881f7152fbf R09: 1ffff1103ee2a5f7 [ 42.847201][ T351] R10: dffffc0000000000 R11: ffffed103ee2a5f8 R12: 0000000000000000 [ 42.855329][ T351] R13: 0000000000000000 R14: ffffffff853fd420 R15: 0000000000000000 [ 42.863628][ T351] FS: 00007f501b1796c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 42.872888][ T351] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.879521][ T351] CR2: 00007f501b6297d0 CR3: 000000010ef51000 CR4: 00000000003506b0 [ 42.887637][ T351] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 42.895986][ T351] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 42.903983][ T351] Call Trace: [ 42.907386][ T351] sysfs_create_files+0x2d8/0x360 [ 42.912525][ T351] ? sysfs_create_file_ns+0x1b0/0x1b0 [ 42.918057][ T351] ? __kasan_check_write+0x14/0x20 [ 42.923307][ T351] ? kobject_get+0xd3/0x120 [ 42.927957][ T351] __device_add_disk+0xb9f/0x1020 [ 42.933072][ T351] device_add_disk+0x2a/0x40 [ 42.937785][ T351] loop_add+0x5bd/0x7b0 [ 42.941941][ T351] loop_control_ioctl+0x396/0x570 [ 42.947090][ T351] ? loop_remove+0xb0/0xb0 [ 42.951638][ T351] ? __fget_files+0x2c4/0x320 [ 42.956346][ T351] ? security_file_ioctl+0x84/0xa0 [ 42.961803][ T351] ? loop_remove+0xb0/0xb0 [ 42.966609][ T351] __se_sys_ioctl+0x121/0x1a0 [ 42.971453][ T351] __x64_sys_ioctl+0x7b/0x90 [ 42.976344][ T351] do_syscall_64+0x31/0x40 [ 42.981058][ T351] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 42.987310][ T351] RIP: 0033:0x7f501b5e83b9 [ 42.992221][ T351] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 d0 ff ff ff f7 d8 64 89 01 48 [ 43.013320][ T351] RSP: 002b:00007f501b1790b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 43.022225][ T351] RAX: ffffffffffffffda RBX: 00007f501b725f80 RCX: 00007f501b5e83b9 [ 43.031031][ T351] RDX: 000000000000000b RSI: 0000000000004c80 RDI: 0000000000000003 [ 43.039297][ T351] RBP: 00007f501b179120 R08: 0000000000000000 R09: 0000000000000000 [ 43.047789][ T351] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 43.055887][ T351] R13: 000000000000000b R14: 00007f501b725f80 R15: 00007ffc527d2048 [ 43.064358][ T351] ---[ end trace d10a31fc3e3ca5c2 ]--- [ 43.070389][ T351] loop11: failed to create sysfs files for events [ 43.083836][ T354] ------------[ cut here ]------------ [ 43.090102][ T354] kernfs: can not remove 'events', no directory [ 43.096715][ T354] WARNING: CPU: 1 PID: 354 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x103/0x160 [ 43.106709][ T354] Modules linked in: [ 43.111053][ T354] CPU: 1 PID: 354 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 43.120601][ T354] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 43.132057][ T354] RIP: 0010:kernfs_remove_by_name_ns+0x103/0x160 [ 43.138626][ T354] Code: 06 4c 89 f7 e8 2e ef ff ff 4c 89 f7 e8 56 af ff ff 45 31 f6 eb 29 e8 8c 21 9d ff 48 c7 c7 80 2b 2b 85 4c 89 f6 e8 5d 20 b2 02 <0f> 0b 41 be fe ff ff ff eb 13 e8 6e 21 9d ff 41 be fe ff ff ff 48 [ 43.159266][ T354] RSP: 0018:ffffc90000fd7ca8 EFLAGS: 00010246 [ 43.165867][ T354] RAX: fe853b411bc7ee00 RBX: 0000000000000001 RCX: ffff88810dc1e2c0 [ 43.174010][ T354] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 43.182363][ T354] RBP: ffffc90000fd7cd0 R08: ffff8881f7127453 R09: 1ffff1103ee24e8a [ 43.190897][ T354] R10: dffffc0000000000 R11: ffffed103ee24e8b R12: 0000000000000000 [ 43.199383][ T354] R13: ffffffff8674ef40 R14: ffffffff853fd420 R15: 0000000000000000 [ 43.207703][ T354] FS: 00007f501b1796c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 43.217307][ T354] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.224162][ T354] CR2: 00007f501b7220c0 CR3: 000000010ef51000 CR4: 00000000003506a0 [ 43.232675][ T354] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.241566][ T354] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.249752][ T354] Call Trace: [ 43.253144][ T354] sysfs_remove_files+0xa4/0x100 [ 43.258143][ T354] del_gendisk+0x23f/0x9e0 [ 43.262585][ T354] ? radix_tree_delete_item+0x257/0x360 [ 43.268188][ T354] loop_remove+0x46/0xb0 [ 43.272646][ T354] loop_control_ioctl+0x4a6/0x570 [ 43.277723][ T354] ? loop_remove+0xb0/0xb0 [ 43.282304][ T354] ? __fget_files+0x2c4/0x320 [ 43.287113][ T354] ? security_file_ioctl+0x84/0xa0 [ 43.292558][ T354] ? loop_remove+0xb0/0xb0 [ 43.297123][ T354] __se_sys_ioctl+0x121/0x1a0 [ 43.301821][ T354] __x64_sys_ioctl+0x7b/0x90 [ 43.306622][ T354] do_syscall_64+0x31/0x40 [ 43.311333][ T354] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 43.317409][ T354] RIP: 0033:0x7f501b5e83b9 [ 43.321828][ T354] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 d0 ff ff ff f7 d8 64 89 01 48 [ 43.341936][ T354] RSP: 002b:00007f501b1790b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 43.350387][ T354] RAX: ffffffffffffffda RBX: 00007f501b725f80 RCX: 00007f501b5e83b9 [ 43.358376][ T354] RDX: 000000000000000b RSI: 0000000000004c81 RDI: 0000000000000003 [ 43.366464][ T354] RBP: 00007f501b649498 R08: 0000000000000000 R09: 0000000000000000 [ 43.374470][ T354] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 43.382465][ T354] R13: 000000000000000b R14: 00007f501b725f80 R15: 00007ffc527d2048 [ 43.390836][ T354] ---[ end trace d10a31fc3e3ca5c3 ]--- [ 43.396430][ T354] ------------[ cut here ]------------ [ 43.402120][ T354] kernfs: can not remove 'events_async', no directory [ 43.409073][ T354] WARNING: CPU: 1 PID: 354 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x103/0x160 [ 43.418818][ T354] Modules linked in: [ 43.422722][ T354] CPU: 1 PID: 354 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 43.431860][ T354] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 43.441967][ T354] RIP: 0010:kernfs_remove_by_name_ns+0x103/0x160 [ 43.448333][ T354] Code: 06 4c 89 f7 e8 2e ef ff ff 4c 89 f7 e8 56 af ff ff 45 31 f6 eb 29 e8 8c 21 9d ff 48 c7 c7 80 2b 2b 85 4c 89 f6 e8 5d 20 b2 02 <0f> 0b 41 be fe ff ff ff eb 13 e8 6e 21 9d ff 41 be fe ff ff ff 48 [ 43.468495][ T354] RSP: 0018:ffffc90000fd7ca8 EFLAGS: 00010246 [ 43.474679][ T354] RAX: fe853b411bc7ee00 RBX: 0000000000000002 RCX: ffff88810dc1e2c0 [ 43.483215][ T354] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 43.491500][ T354] RBP: ffffc90000fd7cd0 R08: ffff8881f7152fbf R09: 1ffff1103ee2a5f7 [ 43.499534][ T354] R10: dffffc0000000000 R11: ffffed103ee2a5f8 R12: 0000000000000000 [ 43.507730][ T354] R13: ffffffff8674ef40 R14: ffffffff853fd500 R15: 0000000000000000 [ 43.515845][ T354] FS: 00007f501b1796c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 43.524805][ T354] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.531591][ T354] CR2: 00007f501b7220c0 CR3: 000000010ef51000 CR4: 00000000003506a0 [ 43.539592][ T354] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.547665][ T354] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.555633][ T354] Call Trace: [ 43.559054][ T354] sysfs_remove_files+0xa4/0x100 [ 43.564004][ T354] del_gendisk+0x23f/0x9e0 [ 43.568466][ T354] ? radix_tree_delete_item+0x257/0x360 [ 43.574020][ T354] loop_remove+0x46/0xb0 [ 43.578320][ T354] loop_control_ioctl+0x4a6/0x570 [ 43.583484][ T354] ? loop_remove+0xb0/0xb0 [ 43.588305][ T354] ? __fget_files+0x2c4/0x320 [ 43.592996][ T354] ? security_file_ioctl+0x84/0xa0 [ 43.598135][ T354] ? loop_remove+0xb0/0xb0 [ 43.602759][ T354] __se_sys_ioctl+0x121/0x1a0 [ 43.607467][ T354] __x64_sys_ioctl+0x7b/0x90 [ 43.612145][ T354] do_syscall_64+0x31/0x40 [ 43.616551][ T354] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 43.622639][ T354] RIP: 0033:0x7f501b5e83b9 [ 43.627090][ T354] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 d0 ff ff ff f7 d8 64 89 01 48 [ 43.646762][ T354] RSP: 002b:00007f501b1790b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 43.655183][ T354] RAX: ffffffffffffffda RBX: 00007f501b725f80 RCX: 00007f501b5e83b9 [ 43.663261][ T354] RDX: 000000000000000b RSI: 0000000000004c81 RDI: 0000000000000003 [ 43.671434][ T354] RBP: 00007f501b649498 R08: 0000000000000000 R09: 0000000000000000 [ 43.679532][ T354] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 43.687530][ T354] R13: 000000000000000b R14: 00007f501b725f80 R15: 00007ffc527d2048 [ 43.695693][ T354] ---[ end trace d10a31fc3e3ca5c4 ]--- [ 43.701165][ T354] ------------[ cut here ]------------ [ 43.706737][ T354] kernfs: can not remove 'events_poll_msecs', no directory [ 43.714065][ T354] WARNING: CPU: 1 PID: 354 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x103/0x160 [ 43.723786][ T354] Modules linked in: [ 43.727744][ T354] CPU: 1 PID: 354 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 43.737162][ T354] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 43.747315][ T354] RIP: 0010:kernfs_remove_by_name_ns+0x103/0x160 [ 43.753743][ T354] Code: 06 4c 89 f7 e8 2e ef ff ff 4c 89 f7 e8 56 af ff ff 45 31 f6 eb 29 e8 8c 21 9d ff 48 c7 c7 80 2b 2b 85 4c 89 f6 e8 5d 20 b2 02 <0f> 0b 41 be fe ff ff ff eb 13 e8 6e 21 9d ff 41 be fe ff ff ff 48 [ 43.773391][ T354] RSP: 0018:ffffc90000fd7ca8 EFLAGS: 00010246 [ 43.779583][ T354] RAX: fe853b411bc7ee00 RBX: 0000000000000003 RCX: ffff88810dc1e2c0 [ 43.788048][ T354] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 43.796402][ T354] RBP: ffffc90000fd7cd0 R08: ffff8881f7127453 R09: 1ffff1103ee24e8a [ 43.805095][ T354] R10: dffffc0000000000 R11: ffffed103ee24e8b R12: 0000000000000000 [ 43.813700][ T354] R13: ffffffff8674ef40 R14: ffffffff853fd560 R15: 0000000000000000 [ 43.821718][ T354] FS: 00007f501b1796c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 43.830779][ T354] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.837624][ T354] CR2: 00007f501b7220c0 CR3: 000000010ef51000 CR4: 00000000003506a0 [ 43.845625][ T354] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.854062][ T354] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.862149][ T354] Call Trace: [ 43.865458][ T354] sysfs_remove_files+0xa4/0x100 [ 43.870623][ T354] del_gendisk+0x23f/0x9e0 [ 43.875179][ T354] ? radix_tree_delete_item+0x257/0x360 [ 43.880777][ T354] loop_remove+0x46/0xb0 [ 43.885186][ T354] loop_control_ioctl+0x4a6/0x570 [ 43.890401][ T354] ? loop_remove+0xb0/0xb0 [ 43.894917][ T354] ? __fget_files+0x2c4/0x320 [ 43.899919][ T354] ? security_file_ioctl+0x84/0xa0 [ 43.905056][ T354] ? loop_remove+0xb0/0xb0 [ 43.909527][ T354] __se_sys_ioctl+0x121/0x1a0 [ 43.914265][ T354] __x64_sys_ioctl+0x7b/0x90 [ 43.918996][ T354] do_syscall_64+0x31/0x40 [ 43.923446][ T354] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 43.929387][ T354] RIP: 0033:0x7f501b5e83b9 [ 43.934032][ T354] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 d0 ff ff ff f7 d8 64 89 01 48 [ 43.954620][ T354] RSP: 002b:00007f501b1790b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 43.963215][ T354] RAX: ffffffffffffffda RBX: 00007f501b725f80 RCX: 00007f501b5e83b9 [ 43.971421][ T354] RDX: 000000000000000b RSI: 0000000000004c81 RDI: 0000000000000003 [ 43.979996][ T354] RBP: 00007f501b649498 R08: 0000000000000000 R09: 0000000000000000 [ 43.988402][ T354] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 43.996718][ T354] R13: 000000000000000b R14: 00007f501b725f80 R15: 00007ffc527d2048 [ 44.004835][ T354] ---[ end trace d10a31fc3e3ca5c5 ]--- [ 44.010444][ T354] ------------[ cut here ]------------ [ 44.016076][ T354] kernfs: can not remove 'bdi', no directory [ 44.022235][ T354] WARNING: CPU: 1 PID: 354 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x103/0x160 [ 44.032488][ T354] Modules linked in: [ 44.036390][ T354] CPU: 1 PID: 354 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 44.045468][ T354] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 44.056326][ T354] RIP: 0010:kernfs_remove_by_name_ns+0x103/0x160 [ 44.062768][ T354] Code: 06 4c 89 f7 e8 2e ef ff ff 4c 89 f7 e8 56 af ff ff 45 31 f6 eb 29 e8 8c 21 9d ff 48 c7 c7 80 2b 2b 85 4c 89 f6 e8 5d 20 b2 02 <0f> 0b 41 be fe ff ff ff eb 13 e8 6e 21 9d ff 41 be fe ff ff ff 48 [ 44.083313][ T354] RSP: 0018:ffffc90000fd7cc8 EFLAGS: 00010246 [ 44.089451][ T354] RAX: fe853b411bc7ee00 RBX: ffffffff853fce40 RCX: ffff88810dc1e2c0 [ 44.097642][ T354] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 44.105706][ T354] RBP: ffffc90000fd7cf0 R08: ffffc90000fd7647 R09: fffff520001faefc [ 44.113881][ T354] R10: dffffc0000000000 R11: fffff520001faec9 R12: 0000000000000000 [ 44.122250][ T354] R13: 1ffff11021dda08f R14: ffffffff853fce40 R15: 0000000000000000 [ 44.130371][ T354] FS: 00007f501b1796c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 44.139762][ T354] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.146562][ T354] CR2: 00007f501b7220c0 CR3: 000000010ef51000 CR4: 00000000003506a0 [ 44.154859][ T354] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 44.162897][ T354] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 44.170991][ T354] Call Trace: [ 44.174378][ T354] sysfs_remove_link+0x50/0x60 [ 44.179180][ T354] del_gendisk+0x3ea/0x9e0 [ 44.183617][ T354] loop_remove+0x46/0xb0 [ 44.187877][ T354] loop_control_ioctl+0x4a6/0x570 [ 44.193051][ T354] ? loop_remove+0xb0/0xb0 [ 44.197765][ T354] ? __fget_files+0x2c4/0x320 [ 44.202567][ T354] ? security_file_ioctl+0x84/0xa0 [ 44.207729][ T354] ? loop_remove+0xb0/0xb0 [ 44.212229][ T354] __se_sys_ioctl+0x121/0x1a0 [ 44.217025][ T354] __x64_sys_ioctl+0x7b/0x90 [ 44.221720][ T354] do_syscall_64+0x31/0x40 [ 44.226158][ T354] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 44.232093][ T354] RIP: 0033:0x7f501b5e83b9 [ 44.236533][ T354] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 d0 ff ff ff f7 d8 64 89 01 48 [ 44.256280][ T354] RSP: 002b:00007f501b1790b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 44.264911][ T354] RAX: ffffffffffffffda RBX: 00007f501b725f80 RCX: 00007f501b5e83b9 [ 44.273032][ T354] RDX: 000000000000000b RSI: 0000000000004c81 RDI: 0000000000000003 [ 44.281115][ T354] RBP: 00007f501b649498 R08: 0000000000000000 R09: 0000000000000000 [ 44.289103][ T354] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 44.297551][ T354] R13: 000000000000000b R14: 00007f501b725f80 R15: 00007ffc527d2048 [ 44.305621][ T354] ---[ end trace d10a31fc3e3ca5c6 ]--- [ 44.311538][ T354] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN [ 44.323343][ T354] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 44.331921][ T354] CPU: 1 PID: 354 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 44.340926][ T354] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 44.351072][ T354] RIP: 0010:strlen+0x29/0x70 [ 44.355734][ T354] 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 [ 44.375515][ T354] RSP: 0018:ffffc90000fd7c40 EFLAGS: 00010246 [ 44.381792][ T354] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 44.389830][ T354] RDX: ffff88810dc1e2c0 RSI: 0000000000000000 RDI: 0000000000000000 [ 44.397910][ T354] RBP: ffffc90000fd7c60 R08: ffff888100059577 R09: 1ffff1102000b2ae [ 44.405952][ T354] R10: dffffc0000000000 R11: ffffed102000b2af R12: ffff8881069a5a90 [ 44.413912][ T354] R13: 0000000000000000 R14: dffffc0000000000 R15: ffffffffffffffff [ 44.422052][ T354] FS: 00007f501b1796c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 44.430979][ T354] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.437668][ T354] CR2: 00007f501b7220c0 CR3: 000000010ef51000 CR4: 00000000003506a0 [ 44.445716][ T354] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 44.453680][ T354] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 44.461635][ T354] Call Trace: [ 44.464917][ T354] kernfs_find_ns+0x95/0x4b0 [ 44.469593][ T354] kernfs_remove_by_name_ns+0x89/0x160 [ 44.475147][ T354] sysfs_remove_link+0x50/0x60 [ 44.479894][ T354] del_gendisk+0x822/0x9e0 [ 44.484298][ T354] loop_remove+0x46/0xb0 [ 44.488532][ T354] loop_control_ioctl+0x4a6/0x570 [ 44.493551][ T354] ? loop_remove+0xb0/0xb0 [ 44.497963][ T354] ? __fget_files+0x2c4/0x320 [ 44.502642][ T354] ? security_file_ioctl+0x84/0xa0 [ 44.507751][ T354] ? loop_remove+0xb0/0xb0 [ 44.512363][ T354] __se_sys_ioctl+0x121/0x1a0 [ 44.517048][ T354] __x64_sys_ioctl+0x7b/0x90 [ 44.521785][ T354] do_syscall_64+0x31/0x40 [ 44.526196][ T354] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 44.532078][ T354] RIP: 0033:0x7f501b5e83b9 [ 44.536484][ T354] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 d0 ff ff ff f7 d8 64 89 01 48 [ 44.556076][ T354] RSP: 002b:00007f501b1790b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 44.564779][ T354] RAX: ffffffffffffffda RBX: 00007f501b725f80 RCX: 00007f501b5e83b9 [ 44.572745][ T354] RDX: 000000000000000b RSI: 0000000000004c81 RDI: 0000000000000003 [ 44.580821][ T354] RBP: 00007f501b649498 R08: 0000000000000000 R09: 0000000000000000 [ 44.589131][ T354] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 44.597096][ T354] R13: 000000000000000b R14: 00007f501b725f80 R15: 00007ffc527d2048 [ 44.605166][ T354] Modules linked in: [ 44.610533][ T24] audit: type=1400 audit(1769166618.770:96): 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 [ 44.632316][ T354] ---[ end trace d10a31fc3e3ca5c7 ]--- [ 44.637823][ T354] RIP: 0010:strlen+0x29/0x70 [ 44.637860][ T24] audit: type=1400 audit(1769166618.770:97): 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 [ 44.642427][ T354] 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 [ 44.642435][ T354] RSP: 0018:ffffc90000fd7c40 EFLAGS: 00010246 [ 44.664188][ T24] audit: type=1400 audit(1769166618.770:98): 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 [ 44.683910][ T354] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 44.690114][ T24] audit: type=1400 audit(1769166618.770:99): 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 [ 44.711276][ T354] RDX: ffff88810dc1e2c0 RSI: 0000000000000000 RDI: 0000000000000000 [ 44.719205][ T24] audit: type=1400 audit(1769166618.770:100): 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 [ 44.740112][ T354] RBP: ffffc90000fd7c60 R08: ffff888100059577 R09: 1ffff1102000b2ae [ 44.747965][ T24] audit: type=1400 audit(1769166618.770:101): 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 [ 44.768845][ T354] R10: dffffc0000000000 R11: ffffed102000b2af R12: ffff8881069a5a90 [ 44.808692][ T354] R13: 0000000000000000 R14: dffffc0000000000 R15: ffffffffffffffff [ 44.816962][ T354] FS: 00007f501b1796c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 44.826097][ T354] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.833053][ T354] CR2: 00007f501b7220c0 CR3: 000000010ef51000 CR4: 00000000003506a0 [ 44.841470][ T354] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 44.849707][ T354] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 44.857712][ T354] Kernel panic - not syncing: Fatal exception [ 44.864323][ T354] Kernel Offset: disabled [ 44.868735][ T354] Rebooting in 86400 seconds..