Warning: Permanently added '10.128.1.90' (ED25519) to the list of known hosts. 2025/10/05 04:14:07 ignoring optional flag "type"="gce" 2025/10/05 04:14:07 parsed 1 programs 2025/10/05 04:14:07 executed programs: 0 [ 38.115037][ T322] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.122224][ T322] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.129463][ T322] device bridge_slave_0 entered promiscuous mode [ 38.136532][ T322] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.143809][ T322] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.151074][ T322] device bridge_slave_1 entered promiscuous mode [ 38.180455][ T322] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.187506][ T322] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.195042][ T322] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.202068][ T322] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.218387][ T49] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.225690][ T49] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.233047][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 38.240365][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 38.250241][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 38.258594][ T49] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.265645][ T49] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.274490][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 38.282661][ T49] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.289876][ T49] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.301113][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 38.310083][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 38.323515][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 38.334716][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 38.342999][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 38.350337][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 38.358587][ T322] device veth0_vlan entered promiscuous mode [ 38.368423][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 38.377346][ T322] device veth1_macvtap entered promiscuous mode [ 38.386634][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 38.396630][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 38.416126][ T24] kauditd_printk_skb: 14 callbacks suppressed [ 38.416138][ T24] audit: type=1400 audit(1759637647.830:88): avc: denied { read } for pid=326 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 [ 38.447386][ T24] audit: type=1400 audit(1759637647.830:89): avc: denied { open } for pid=326 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 [ 38.472440][ T24] audit: type=1400 audit(1759637647.830:90): avc: denied { ioctl } for pid=326 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 [ 38.512809][ T329] FAULT_INJECTION: forcing a failure. [ 38.512809][ T329] name failslab, interval 1, probability 0, space 0, times 1 [ 38.525688][ T329] CPU: 1 PID: 329 Comm: syz-executor.0 Not tainted syzkaller #0 [ 38.533306][ T329] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 38.543361][ T329] Call Trace: [ 38.546821][ T329] __dump_stack+0x21/0x24 [ 38.551147][ T329] dump_stack_lvl+0x169/0x1d8 [ 38.555820][ T329] ? show_regs_print_info+0x18/0x18 [ 38.561285][ T329] dump_stack+0x15/0x1c [ 38.565519][ T329] should_fail+0x3c1/0x510 [ 38.569939][ T329] ? __kernfs_new_node+0xdb/0x680 [ 38.575128][ T329] __should_failslab+0xa4/0xe0 [ 38.579876][ T329] should_failslab+0x9/0x20 [ 38.584451][ T329] kmem_cache_alloc+0x3d/0x2e0 [ 38.589194][ T329] __kernfs_new_node+0xdb/0x680 [ 38.594029][ T329] ? __kernel_text_address+0xa0/0x100 [ 38.599396][ T329] ? unwind_get_return_address+0x4d/0x90 [ 38.605010][ T329] ? kernfs_new_node+0x260/0x260 [ 38.609956][ T329] ? __kasan_check_write+0x14/0x20 [ 38.615137][ T329] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 38.620578][ T329] ? _raw_spin_lock+0xe0/0xe0 [ 38.625350][ T329] kernfs_new_node+0x150/0x260 [ 38.630109][ T329] kernfs_create_dir_ns+0x47/0x130 [ 38.635199][ T329] sysfs_create_dir_ns+0x11c/0x280 [ 38.640290][ T329] ? __x64_sys_ioctl+0x7b/0x90 [ 38.645037][ T329] ? sysfs_warn_dup+0xa0/0xa0 [ 38.649788][ T329] ? _raw_spin_lock+0x8e/0xe0 [ 38.654455][ T329] kobject_add_internal+0x755/0xda0 [ 38.659729][ T329] kobject_add+0x154/0x210 [ 38.664327][ T329] ? _raw_spin_lock+0x8e/0xe0 [ 38.668986][ T329] ? kobject_init+0x1d0/0x1d0 [ 38.673643][ T329] ? __kasan_check_write+0x14/0x20 [ 38.678835][ T329] ? get_device_parent+0x2a1/0x410 [ 38.684014][ T329] device_add+0x3e7/0xbf0 [ 38.688340][ T329] __device_add_disk+0x6eb/0x1020 [ 38.693358][ T329] device_add_disk+0x2a/0x40 [ 38.697937][ T329] loop_add+0x5bd/0x7b0 [ 38.702289][ T329] loop_control_ioctl+0x369/0x550 [ 38.707370][ T329] ? loop_remove+0xb0/0xb0 [ 38.711773][ T329] ? __fget_files+0x2c4/0x320 [ 38.716442][ T329] ? security_file_ioctl+0x84/0xa0 [ 38.721570][ T329] ? loop_remove+0xb0/0xb0 [ 38.725977][ T329] __se_sys_ioctl+0x121/0x1a0 [ 38.730644][ T329] __x64_sys_ioctl+0x7b/0x90 [ 38.735224][ T329] do_syscall_64+0x31/0x40 [ 38.739632][ T329] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 38.745515][ T329] RIP: 0033:0x7fb21a3ec859 [ 38.749921][ T329] 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 [ 38.769687][ T329] RSP: 002b:00007fb219f4e0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 38.778112][ T329] RAX: ffffffffffffffda RBX: 00007fb21a50c050 RCX: 00007fb21a3ec859 [ 38.786159][ T329] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 38.794122][ T329] RBP: 00007fb219f4e120 R08: 0000000000000000 R09: 0000000000000000 [ 38.802343][ T329] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 38.810310][ T329] R13: 000000000000006e R14: 00007fb21a50c050 R15: 00007fffbec42f08 [ 38.819437][ T329] kobject_add_internal failed for loop0 (error: -12 parent: block) [ 38.827753][ T329] kobject_add_internal failed for queue (error: -2 parent: loop0) [ 38.835789][ T329] ------------[ cut here ]------------ [ 38.841303][ T329] WARNING: CPU: 1 PID: 329 at fs/sysfs/file.c:328 sysfs_create_files+0x1f4/0x310 [ 38.850853][ T329] Modules linked in: [ 38.854915][ T329] CPU: 1 PID: 329 Comm: syz-executor.0 Not tainted syzkaller #0 [ 38.862587][ T329] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 38.872822][ T329] RIP: 0010:sysfs_create_files+0x1f4/0x310 [ 38.879052][ T329] Code: ff ff 48 89 fb 48 89 c7 e8 f9 e8 d7 ff 48 89 df e9 58 ff ff ff e8 8c f9 9d ff 4c 89 f0 45 31 f6 e9 d4 00 00 00 e8 7c f9 9d ff <0f> 0b 41 be ea ff ff ff eb 15 85 c0 4c 89 e3 0f 84 b0 00 00 00 e8 [ 38.898879][ T329] RSP: 0018:ffffc90000d27ba0 EFLAGS: 00010293 [ 38.905367][ T329] RAX: ffffffff81c5ad9e RBX: dffffc0000000000 RCX: ffff88810d8abb40 [ 38.913441][ T329] RDX: 0000000000000000 RSI: ffffffff8654e420 RDI: ffff88810d2cc068 [ 38.921551][ T329] RBP: ffffc90000d27c78 R08: dffffc0000000000 R09: ffffed102159f470 [ 38.929593][ T329] R10: ffffed102159f470 R11: 1ffff1102159f46f R12: ffffffff8654e420 [ 38.937684][ T329] R13: ffff88810d2cc068 R14: ffff88810d2cc098 R15: ffffffff851f7d80 [ 38.945694][ T329] FS: 00007fb219f4e6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 38.954799][ T329] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.961678][ T329] CR2: 00007fb219f4dff8 CR3: 000000010d1ca000 CR4: 00000000003506a0 [ 38.969736][ T329] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 38.977970][ T329] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 38.986024][ T329] Call Trace: [ 38.989401][ T329] ? sysfs_create_file_ns+0x1a0/0x1a0 [ 38.994829][ T329] ? __kasan_check_write+0x14/0x20 [ 38.999956][ T329] ? kobject_get+0xd3/0x120 [ 39.004647][ T329] __device_add_disk+0xb9f/0x1020 [ 39.009670][ T329] device_add_disk+0x2a/0x40 [ 39.014366][ T329] loop_add+0x5bd/0x7b0 [ 39.018520][ T329] loop_control_ioctl+0x369/0x550 [ 39.023562][ T329] ? loop_remove+0xb0/0xb0 [ 39.027978][ T329] ? __fget_files+0x2c4/0x320 [ 39.032671][ T329] ? security_file_ioctl+0x84/0xa0 [ 39.037775][ T329] ? loop_remove+0xb0/0xb0 [ 39.042215][ T329] __se_sys_ioctl+0x121/0x1a0 [ 39.047074][ T329] __x64_sys_ioctl+0x7b/0x90 [ 39.051684][ T329] do_syscall_64+0x31/0x40 [ 39.056099][ T329] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 39.062186][ T329] RIP: 0033:0x7fb21a3ec859 [ 39.066692][ T329] 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 [ 39.086421][ T329] RSP: 002b:00007fb219f4e0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 39.094855][ T329] RAX: ffffffffffffffda RBX: 00007fb21a50c050 RCX: 00007fb21a3ec859 [ 39.103032][ T329] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 39.111019][ T329] RBP: 00007fb219f4e120 R08: 0000000000000000 R09: 0000000000000000 [ 39.119476][ T329] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 39.127807][ T329] R13: 000000000000006e R14: 00007fb21a50c050 R15: 00007fffbec42f08 [ 39.135967][ T329] ---[ end trace 6fd3c395c5cd405e ]--- [ 39.141604][ T329] ------------[ cut here ]------------ [ 39.147157][ T329] kernfs: can not remove 'events', no directory [ 39.153487][ T329] WARNING: CPU: 1 PID: 329 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x103/0x160 [ 39.163350][ T329] Modules linked in: [ 39.167244][ T329] CPU: 1 PID: 329 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 39.176293][ T329] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 39.186388][ T329] RIP: 0010:kernfs_remove_by_name_ns+0x103/0x160 [ 39.193370][ T329] Code: 06 4c 89 f7 e8 4e ef ff ff 4c 89 f7 e8 b6 af ff ff 45 31 f6 eb 29 e8 dc 57 9e ff 48 c7 c7 c0 d6 0a 85 4c 89 f6 e8 4d ea a9 02 <0f> 0b 41 be fe ff ff ff eb 13 e8 be 57 9e ff 41 be fe ff ff ff 48 [ 39.213295][ T329] RSP: 0018:ffffc90000d27b68 EFLAGS: 00010246 [ 39.219556][ T329] RAX: fec38aacf5403a00 RBX: 0000000000000000 RCX: ffff88810d8abb40 [ 39.227543][ T329] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 39.235630][ T329] RBP: ffffc90000d27b90 R08: dffffc0000000000 R09: fffff520001a4e9d [ 39.243873][ T329] R10: fffff520001a4e9d R11: 1ffff920001a4e9c R12: 0000000000000000 [ 39.252361][ T329] R13: dffffc0000000000 R14: ffffffff851f7d60 R15: 0000000000000000 [ 39.260625][ T329] FS: 00007fb219f4e6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 39.269985][ T329] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.276970][ T329] CR2: 00007fb219f4dff8 CR3: 000000010d1ca000 CR4: 00000000003506a0 [ 39.285074][ T329] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 39.293410][ T329] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 39.301588][ T329] Call Trace: [ 39.304877][ T329] sysfs_create_files+0x293/0x310 [ 39.309991][ T329] ? sysfs_create_file_ns+0x1a0/0x1a0 [ 39.315476][ T329] ? __kasan_check_write+0x14/0x20 [ 39.320696][ T329] ? kobject_get+0xd3/0x120 [ 39.325339][ T329] __device_add_disk+0xb9f/0x1020 [ 39.330650][ T329] device_add_disk+0x2a/0x40 [ 39.335356][ T329] loop_add+0x5bd/0x7b0 [ 39.339609][ T329] loop_control_ioctl+0x369/0x550 [ 39.344669][ T329] ? loop_remove+0xb0/0xb0 [ 39.349095][ T329] ? __fget_files+0x2c4/0x320 [ 39.353935][ T329] ? security_file_ioctl+0x84/0xa0 [ 39.359252][ T329] ? loop_remove+0xb0/0xb0 [ 39.363702][ T329] __se_sys_ioctl+0x121/0x1a0 [ 39.368471][ T329] __x64_sys_ioctl+0x7b/0x90 [ 39.373343][ T329] do_syscall_64+0x31/0x40 [ 39.377897][ T329] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 39.383836][ T329] RIP: 0033:0x7fb21a3ec859 [ 39.388410][ T329] 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 [ 39.408056][ T329] RSP: 002b:00007fb219f4e0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 39.416509][ T329] RAX: ffffffffffffffda RBX: 00007fb21a50c050 RCX: 00007fb21a3ec859 [ 39.424601][ T329] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 39.432971][ T329] RBP: 00007fb219f4e120 R08: 0000000000000000 R09: 0000000000000000 [ 39.440950][ T329] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 39.449111][ T329] R13: 000000000000006e R14: 00007fb21a50c050 R15: 00007fffbec42f08 [ 39.457465][ T329] ---[ end trace 6fd3c395c5cd405f ]--- [ 39.463240][ T329] loop0: failed to create sysfs files for events [ 39.474476][ T331] ------------[ cut here ]------------ [ 39.480041][ T331] kernfs: can not remove 'events', no directory [ 39.486656][ T331] WARNING: CPU: 1 PID: 331 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x103/0x160 [ 39.496518][ T331] Modules linked in: [ 39.500514][ T331] CPU: 1 PID: 331 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 39.509621][ T331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 39.519885][ T331] RIP: 0010:kernfs_remove_by_name_ns+0x103/0x160 [ 39.526873][ T331] Code: 06 4c 89 f7 e8 4e ef ff ff 4c 89 f7 e8 b6 af ff ff 45 31 f6 eb 29 e8 dc 57 9e ff 48 c7 c7 c0 d6 0a 85 4c 89 f6 e8 4d ea a9 02 <0f> 0b 41 be fe ff ff ff eb 13 e8 be 57 9e ff 41 be fe ff ff ff 48 [ 39.546746][ T331] RSP: 0018:ffffc90000ca7ca8 EFLAGS: 00010246 [ 39.553050][ T331] RAX: 6cc43516b4f03f00 RBX: 0000000000000001 RCX: ffff888120cf93c0 [ 39.561013][ T331] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 39.569368][ T331] RBP: ffffc90000ca7cd0 R08: dffffc0000000000 R09: fffff52000194ec5 [ 39.577396][ T331] R10: fffff52000194ec5 R11: 1ffff92000194ec4 R12: 0000000000000000 [ 39.585421][ T331] R13: ffffffff8654e420 R14: ffffffff851f7d60 R15: 0000000000000000 [ 39.593732][ T331] FS: 00007fb219f6f6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 39.602742][ T331] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.609426][ T331] CR2: 00007fb21a5080c0 CR3: 000000010d3f0000 CR4: 00000000003506b0 [ 39.617834][ T331] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 39.625861][ T331] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 39.633877][ T331] Call Trace: [ 39.637352][ T331] sysfs_remove_files+0xa4/0x100 [ 39.642663][ T331] del_gendisk+0x23f/0x9e0 [ 39.647097][ T331] ? radix_tree_delete_item+0x25c/0x360 [ 39.652855][ T331] loop_remove+0x46/0xb0 [ 39.657110][ T331] loop_control_ioctl+0x487/0x550 [ 39.662341][ T331] ? loop_remove+0xb0/0xb0 [ 39.666764][ T331] ? __fget_files+0x2c4/0x320 [ 39.671469][ T331] ? security_file_ioctl+0x84/0xa0 [ 39.676664][ T331] ? loop_remove+0xb0/0xb0 [ 39.681204][ T331] __se_sys_ioctl+0x121/0x1a0 [ 39.686293][ T331] __x64_sys_ioctl+0x7b/0x90 [ 39.690972][ T331] do_syscall_64+0x31/0x40 [ 39.695403][ T331] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 39.701322][ T331] RIP: 0033:0x7fb21a3ec859 [ 39.705888][ T331] 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 [ 39.725668][ T331] RSP: 002b:00007fb219f6f0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 39.734161][ T331] RAX: ffffffffffffffda RBX: 00007fb21a50bf80 RCX: 00007fb21a3ec859 [ 39.742962][ T331] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 39.750946][ T331] RBP: 00007fb21a448ad0 R08: 0000000000000000 R09: 0000000000000000 [ 39.759103][ T331] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 39.767226][ T331] R13: 000000000000000b R14: 00007fb21a50bf80 R15: 00007fffbec42f08 [ 39.775502][ T331] ---[ end trace 6fd3c395c5cd4060 ]--- [ 39.781033][ T331] ------------[ cut here ]------------ [ 39.786588][ T331] kernfs: can not remove 'events_async', no directory [ 39.793403][ T331] WARNING: CPU: 0 PID: 331 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x103/0x160 [ 39.803121][ T331] Modules linked in: [ 39.807017][ T331] CPU: 0 PID: 331 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 39.816127][ T331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 39.826222][ T331] RIP: 0010:kernfs_remove_by_name_ns+0x103/0x160 [ 39.832821][ T331] Code: 06 4c 89 f7 e8 4e ef ff ff 4c 89 f7 e8 b6 af ff ff 45 31 f6 eb 29 e8 dc 57 9e ff 48 c7 c7 c0 d6 0a 85 4c 89 f6 e8 4d ea a9 02 <0f> 0b 41 be fe ff ff ff eb 13 e8 be 57 9e ff 41 be fe ff ff ff 48 [ 39.852923][ T331] RSP: 0018:ffffc90000ca7ca8 EFLAGS: 00010246 [ 39.859111][ T331] RAX: 6cc43516b4f03f00 RBX: 0000000000000002 RCX: ffff888120cf93c0 [ 39.867210][ T331] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 39.875336][ T331] RBP: ffffc90000ca7cd0 R08: dffffc0000000000 R09: ffffed103ee0a5f8 [ 39.883367][ T331] R10: ffffed103ee0a5f8 R11: 1ffff1103ee0a5f7 R12: 0000000000000000 [ 39.891338][ T331] R13: ffffffff8654e420 R14: ffffffff851f7e40 R15: 0000000000000000 [ 39.899418][ T331] FS: 00007fb219f6f6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 39.908603][ T331] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.915362][ T331] CR2: 00007fb21a5080c0 CR3: 000000010d3f0000 CR4: 00000000003506b0 [ 39.923607][ T331] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 39.931710][ T331] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 39.939684][ T331] Call Trace: [ 39.943024][ T331] sysfs_remove_files+0xa4/0x100 [ 39.948080][ T331] del_gendisk+0x23f/0x9e0 [ 39.952604][ T331] ? radix_tree_delete_item+0x25c/0x360 [ 39.958161][ T331] loop_remove+0x46/0xb0 [ 39.962611][ T331] loop_control_ioctl+0x487/0x550 [ 39.968019][ T331] ? loop_remove+0xb0/0xb0 [ 39.972805][ T331] ? __fget_files+0x2c4/0x320 [ 39.977644][ T331] ? security_file_ioctl+0x84/0xa0 [ 39.982916][ T331] ? loop_remove+0xb0/0xb0 [ 39.987430][ T331] __se_sys_ioctl+0x121/0x1a0 [ 39.992386][ T331] __x64_sys_ioctl+0x7b/0x90 [ 39.997209][ T331] do_syscall_64+0x31/0x40 [ 40.001979][ T331] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 40.008048][ T331] RIP: 0033:0x7fb21a3ec859 [ 40.012563][ T331] 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 [ 40.032504][ T331] RSP: 002b:00007fb219f6f0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 40.041115][ T331] RAX: ffffffffffffffda RBX: 00007fb21a50bf80 RCX: 00007fb21a3ec859 [ 40.049167][ T331] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 40.057227][ T331] RBP: 00007fb21a448ad0 R08: 0000000000000000 R09: 0000000000000000 [ 40.065512][ T331] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 40.073721][ T331] R13: 000000000000000b R14: 00007fb21a50bf80 R15: 00007fffbec42f08 [ 40.081809][ T331] ---[ end trace 6fd3c395c5cd4061 ]--- [ 40.087275][ T331] ------------[ cut here ]------------ [ 40.092743][ T331] kernfs: can not remove 'events_poll_msecs', no directory [ 40.100125][ T331] WARNING: CPU: 0 PID: 331 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x103/0x160 [ 40.110050][ T331] Modules linked in: [ 40.114005][ T331] CPU: 0 PID: 331 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 40.123045][ T331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 40.133344][ T331] RIP: 0010:kernfs_remove_by_name_ns+0x103/0x160 [ 40.139957][ T331] Code: 06 4c 89 f7 e8 4e ef ff ff 4c 89 f7 e8 b6 af ff ff 45 31 f6 eb 29 e8 dc 57 9e ff 48 c7 c7 c0 d6 0a 85 4c 89 f6 e8 4d ea a9 02 <0f> 0b 41 be fe ff ff ff eb 13 e8 be 57 9e ff 41 be fe ff ff ff 48 [ 40.159850][ T331] RSP: 0018:ffffc90000ca7ca8 EFLAGS: 00010246 [ 40.166061][ T331] RAX: 6cc43516b4f03f00 RBX: 0000000000000003 RCX: ffff888120cf93c0 [ 40.174127][ T331] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 40.182408][ T331] RBP: ffffc90000ca7cd0 R08: dffffc0000000000 R09: ffffed103ee0a5f8 [ 40.190458][ T331] R10: ffffed103ee0a5f8 R11: 1ffff1103ee0a5f7 R12: 0000000000000000 [ 40.198666][ T331] R13: ffffffff8654e420 R14: ffffffff851f7ea0 R15: 0000000000000000 [ 40.206937][ T331] FS: 00007fb219f6f6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 40.215899][ T331] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.222609][ T331] CR2: 00007fb21a5080c0 CR3: 000000010d3f0000 CR4: 00000000003506b0 [ 40.230596][ T331] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 40.238922][ T331] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 40.246923][ T331] Call Trace: [ 40.250313][ T331] sysfs_remove_files+0xa4/0x100 [ 40.255367][ T331] del_gendisk+0x23f/0x9e0 [ 40.259794][ T331] ? radix_tree_delete_item+0x25c/0x360 [ 40.265532][ T331] loop_remove+0x46/0xb0 [ 40.269888][ T331] loop_control_ioctl+0x487/0x550 [ 40.275014][ T331] ? loop_remove+0xb0/0xb0 [ 40.279515][ T331] ? __fget_files+0x2c4/0x320 [ 40.284208][ T331] ? security_file_ioctl+0x84/0xa0 [ 40.289608][ T331] ? loop_remove+0xb0/0xb0 [ 40.294127][ T331] __se_sys_ioctl+0x121/0x1a0 [ 40.298932][ T331] __x64_sys_ioctl+0x7b/0x90 [ 40.303546][ T331] do_syscall_64+0x31/0x40 [ 40.307971][ T331] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 40.314101][ T331] RIP: 0033:0x7fb21a3ec859 [ 40.318657][ T331] 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 [ 40.338922][ T331] RSP: 002b:00007fb219f6f0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 40.347446][ T331] RAX: ffffffffffffffda RBX: 00007fb21a50bf80 RCX: 00007fb21a3ec859 [ 40.355909][ T331] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 40.363961][ T331] RBP: 00007fb21a448ad0 R08: 0000000000000000 R09: 0000000000000000 [ 40.372338][ T331] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 40.380327][ T331] R13: 000000000000000b R14: 00007fb21a50bf80 R15: 00007fffbec42f08 [ 40.388448][ T331] ---[ end trace 6fd3c395c5cd4062 ]--- [ 40.394127][ T331] ------------[ cut here ]------------ [ 40.399579][ T331] kernfs: can not remove 'bdi', no directory [ 40.405748][ T331] WARNING: CPU: 0 PID: 331 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x103/0x160 [ 40.415559][ T331] Modules linked in: [ 40.419464][ T331] CPU: 0 PID: 331 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 40.428692][ T331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 40.438937][ T331] RIP: 0010:kernfs_remove_by_name_ns+0x103/0x160 [ 40.445364][ T331] Code: 06 4c 89 f7 e8 4e ef ff ff 4c 89 f7 e8 b6 af ff ff 45 31 f6 eb 29 e8 dc 57 9e ff 48 c7 c7 c0 d6 0a 85 4c 89 f6 e8 4d ea a9 02 <0f> 0b 41 be fe ff ff ff eb 13 e8 be 57 9e ff 41 be fe ff ff ff 48 [ 40.465087][ T331] RSP: 0018:ffffc90000ca7cc8 EFLAGS: 00010246 [ 40.471141][ T331] RAX: 6cc43516b4f03f00 RBX: ffffffff851f7780 RCX: ffff888120cf93c0 [ 40.479505][ T331] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 40.487555][ T331] RBP: ffffc90000ca7cf0 R08: dffffc0000000000 R09: fffff52000194ec9 [ 40.495814][ T331] R10: fffff52000194ec9 R11: 1ffff92000194ec8 R12: 0000000000000000 [ 40.503885][ T331] R13: 1ffff11021a5988f R14: ffffffff851f7780 R15: 0000000000000000 [ 40.511982][ T331] FS: 00007fb219f6f6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 40.521078][ T331] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.527701][ T331] CR2: 00007fb21a5080c0 CR3: 000000010d3f0000 CR4: 00000000003506b0 [ 40.535888][ T331] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 40.543882][ T331] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 40.551873][ T331] Call Trace: [ 40.555279][ T331] sysfs_remove_link+0x50/0x60 [ 40.560052][ T331] del_gendisk+0x3ea/0x9e0 [ 40.564585][ T331] loop_remove+0x46/0xb0 [ 40.568920][ T331] loop_control_ioctl+0x487/0x550 [ 40.573959][ T331] ? loop_remove+0xb0/0xb0 [ 40.578552][ T331] ? __fget_files+0x2c4/0x320 [ 40.583344][ T331] ? security_file_ioctl+0x84/0xa0 [ 40.588662][ T331] ? loop_remove+0xb0/0xb0 [ 40.593345][ T331] __se_sys_ioctl+0x121/0x1a0 [ 40.598044][ T331] __x64_sys_ioctl+0x7b/0x90 [ 40.602701][ T331] do_syscall_64+0x31/0x40 [ 40.607332][ T331] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 40.613376][ T331] RIP: 0033:0x7fb21a3ec859 [ 40.617890][ T331] 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 [ 40.637773][ T331] RSP: 002b:00007fb219f6f0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 40.646344][ T331] RAX: ffffffffffffffda RBX: 00007fb21a50bf80 RCX: 00007fb21a3ec859 [ 40.654346][ T331] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 40.662665][ T331] RBP: 00007fb21a448ad0 R08: 0000000000000000 R09: 0000000000000000 [ 40.670710][ T331] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 40.678911][ T331] R13: 000000000000000b R14: 00007fb21a50bf80 R15: 00007fffbec42f08 [ 40.686940][ T331] ---[ end trace 6fd3c395c5cd4063 ]--- [ 40.692766][ T331] general protection fault, probably for non-canonical address 0xdffffc000000001a: 0000 [#1] PREEMPT SMP KASAN [ 40.704749][ T331] KASAN: null-ptr-deref in range [0x00000000000000d0-0x00000000000000d7] [ 40.713331][ T331] CPU: 0 PID: 331 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 40.722328][ T331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 40.732556][ T331] RIP: 0010:device_del+0xea/0xed0 [ 40.737673][ T331] Code: 74 08 4c 89 e7 e8 16 1c f3 fe 41 bf d0 00 00 00 4c 89 64 24 28 4d 03 3c 24 4d 89 fe 49 c1 ee 03 48 b8 00 00 00 00 00 fc ff df <41> 0f b6 04 06 84 c0 0f 85 1f 0d 00 00 45 0f b6 27 44 89 e6 83 e6 [ 40.757611][ T331] RSP: 0018:ffffc90000ca7c20 EFLAGS: 00010202 [ 40.763762][ T331] RAX: dffffc0000000000 RBX: ffff88810d2cc108 RCX: ffffffff8477324c [ 40.771817][ T331] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffc90000ca7ba0 [ 40.779948][ T331] RBP: ffffc90000ca7d10 R08: dffffc0000000000 R09: fffff52000194f75 [ 40.788090][ T331] R10: fffff52000194f75 R11: 1ffff92000194f74 R12: ffff88810d2cc0d0 [ 40.796283][ T331] R13: ffffe8ffffd1f800 R14: 000000000000001a R15: 00000000000000d0 [ 40.804242][ T331] FS: 00007fb219f6f6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 40.813155][ T331] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.819809][ T331] CR2: 00007fb21a5080c0 CR3: 000000010d3f0000 CR4: 00000000003506b0 [ 40.827770][ T331] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 40.835832][ T331] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 40.843794][ T331] Call Trace: [ 40.847187][ T331] ? _raw_spin_lock_irq+0x8f/0xe0 [ 40.852198][ T331] ? _raw_spin_lock_irqsave+0x110/0x110 [ 40.858372][ T331] ? kill_device+0xd0/0xd0 [ 40.862781][ T331] ? __kasan_check_write+0x14/0x20 [ 40.867967][ T331] ? mutex_unlock+0x1c/0x40 [ 40.872463][ T331] ? pm_runtime_set_memalloc_noio+0x211/0x260 [ 40.878511][ T331] del_gendisk+0x834/0x9e0 [ 40.882920][ T331] loop_remove+0x46/0xb0 [ 40.887171][ T331] loop_control_ioctl+0x487/0x550 [ 40.892381][ T331] ? loop_remove+0xb0/0xb0 [ 40.896785][ T331] ? __fget_files+0x2c4/0x320 [ 40.901630][ T331] ? security_file_ioctl+0x84/0xa0 [ 40.906921][ T331] ? loop_remove+0xb0/0xb0 [ 40.911602][ T331] __se_sys_ioctl+0x121/0x1a0 [ 40.916329][ T331] __x64_sys_ioctl+0x7b/0x90 [ 40.920991][ T331] do_syscall_64+0x31/0x40 [ 40.925494][ T331] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 40.931382][ T331] RIP: 0033:0x7fb21a3ec859 [ 40.935954][ T331] 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 [ 40.955933][ T331] RSP: 002b:00007fb219f6f0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 40.964510][ T331] RAX: ffffffffffffffda RBX: 00007fb21a50bf80 RCX: 00007fb21a3ec859 [ 40.972565][ T331] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 40.980617][ T331] RBP: 00007fb21a448ad0 R08: 0000000000000000 R09: 0000000000000000 [ 40.989102][ T331] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 40.997162][ T331] R13: 000000000000000b R14: 00007fb21a50bf80 R15: 00007fffbec42f08 [ 41.005215][ T331] Modules linked in: [ 41.009448][ T331] ---[ end trace 6fd3c395c5cd4064 ]--- [ 41.014971][ T24] audit: type=1400 audit(1759637650.430:91): 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 [ 41.036990][ T331] RIP: 0010:device_del+0xea/0xed0 [ 41.037047][ T24] audit: type=1400 audit(1759637650.430:92): 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 [ 41.042090][ T331] Code: 74 08 4c 89 e7 e8 16 1c f3 fe 41 bf d0 00 00 00 4c 89 64 24 28 4d 03 3c 24 4d 89 fe 49 c1 ee 03 48 b8 00 00 00 00 00 fc ff df <41> 0f b6 04 06 84 c0 0f 85 1f 0d 00 00 45 0f b6 27 44 89 e6 83 e6 [ 41.042104][ T331] RSP: 0018:ffffc90000ca7c20 EFLAGS: 00010202 [ 41.063439][ T24] audit: type=1400 audit(1759637650.430:93): 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 [ 41.083388][ T331] [ 41.089411][ T24] audit: type=1400 audit(1759637650.430:94): 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 [ 41.110707][ T331] RAX: dffffc0000000000 RBX: ffff88810d2cc108 RCX: ffffffff8477324c [ 41.113024][ T24] audit: type=1400 audit(1759637650.430:95): 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 [ 41.133751][ T331] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffc90000ca7ba0 [ 41.141763][ T24] audit: type=1400 audit(1759637650.430:96): 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 [ 41.162165][ T331] RBP: ffffc90000ca7d10 R08: dffffc0000000000 R09: fffff52000194f75 [ 41.170211][ T24] audit: type=1400 audit(1759637650.430:97): avc: denied { getattr } 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 [ 41.194420][ T331] R10: fffff52000194f75 R11: 1ffff92000194f74 R12: ffff88810d2cc0d0 [ 41.232485][ T331] R13: ffffe8ffffd1f800 R14: 000000000000001a R15: 00000000000000d0 [ 41.240527][ T331] FS: 00007fb219f6f6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 41.249470][ T331] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.256149][ T331] CR2: 00007fb21a5080c0 CR3: 000000010d3f0000 CR4: 00000000003506b0 [ 41.264357][ T331] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 41.272519][ T331] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 41.280476][ T331] Kernel panic - not syncing: Fatal exception [ 41.287932][ T331] Kernel Offset: disabled [ 41.292254][ T331] Rebooting in 86400 seconds..