Warning: Permanently added '10.128.0.250' (ED25519) to the list of known hosts. 2026/04/03 14:40:48 ignoring optional flag "type"="gce" 2026/04/03 14:40:48 parsed 1 programs [ 32.705463][ T24] kauditd_printk_skb: 18 callbacks suppressed [ 32.705479][ T24] audit: type=1400 audit(1775227248.890:92): avc: denied { unlink } for pid=319 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" 2026/04/03 14:40:48 executed programs: 0 [ 32.750079][ T319] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 32.794628][ T326] bridge0: port 1(bridge_slave_0) entered blocking state [ 32.801804][ T326] bridge0: port 1(bridge_slave_0) entered disabled state [ 32.809325][ T326] device bridge_slave_0 entered promiscuous mode [ 32.816020][ T326] bridge0: port 2(bridge_slave_1) entered blocking state [ 32.823088][ T326] bridge0: port 2(bridge_slave_1) entered disabled state [ 32.830637][ T326] device bridge_slave_1 entered promiscuous mode [ 32.862062][ T326] bridge0: port 2(bridge_slave_1) entered blocking state [ 32.869280][ T326] bridge0: port 2(bridge_slave_1) entered forwarding state [ 32.876796][ T326] bridge0: port 1(bridge_slave_0) entered blocking state [ 32.883949][ T326] bridge0: port 1(bridge_slave_0) entered forwarding state [ 32.899641][ T48] bridge0: port 1(bridge_slave_0) entered disabled state [ 32.906991][ T48] bridge0: port 2(bridge_slave_1) entered disabled state [ 32.914406][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 32.922018][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 32.930709][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 32.939209][ T48] bridge0: port 1(bridge_slave_0) entered blocking state [ 32.946321][ T48] bridge0: port 1(bridge_slave_0) entered forwarding state [ 32.954846][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 32.963320][ T48] bridge0: port 2(bridge_slave_1) entered blocking state [ 32.970377][ T48] bridge0: port 2(bridge_slave_1) entered forwarding state [ 32.982046][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 32.991873][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 33.005415][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 33.015938][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 33.024193][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 33.032068][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 33.040788][ T326] device veth0_vlan entered promiscuous mode [ 33.050699][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 33.059549][ T326] device veth1_macvtap entered promiscuous mode [ 33.068387][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 33.078073][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 33.097899][ T24] audit: type=1400 audit(1775227249.280:93): avc: denied { read } for pid=330 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 [ 33.123055][ T24] audit: type=1400 audit(1775227249.280:94): avc: denied { open } for pid=330 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 [ 33.148120][ T24] audit: type=1400 audit(1775227249.280:95): avc: denied { ioctl } for pid=330 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 [ 33.187467][ T336] FAULT_INJECTION: forcing a failure. [ 33.187467][ T336] name failslab, interval 1, probability 0, space 0, times 1 [ 33.200270][ T336] CPU: 0 PID: 336 Comm: syz-executor.0 Not tainted syzkaller #0 [ 33.207912][ T336] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 33.218543][ T336] Call Trace: [ 33.221835][ T336] __dump_stack+0x21/0x24 [ 33.226150][ T336] dump_stack_lvl+0x1a7/0x208 [ 33.230810][ T336] ? show_regs_print_info+0x18/0x18 [ 33.235992][ T336] ? __kmalloc+0x1a4/0x330 [ 33.240406][ T336] ? __device_add_disk+0x5e0/0x1020 [ 33.245585][ T336] ? device_add_disk+0x2a/0x40 [ 33.250510][ T336] ? loop_add+0x5bd/0x7b0 [ 33.254838][ T336] ? __se_sys_ioctl+0x121/0x1a0 [ 33.259674][ T336] dump_stack+0x15/0x1c [ 33.263868][ T336] should_fail+0x3c1/0x510 [ 33.268278][ T336] ? kvasprintf_const+0xd7/0x240 [ 33.273205][ T336] __should_failslab+0xa4/0xe0 [ 33.277961][ T336] should_failslab+0x9/0x20 [ 33.282792][ T336] __kmalloc_track_caller+0x5f/0x320 [ 33.288059][ T336] kstrdup_const+0x55/0x90 [ 33.292542][ T336] kvasprintf_const+0xd7/0x240 [ 33.297297][ T336] kobject_set_name_vargs+0x61/0x110 [ 33.302570][ T336] dev_set_name+0xdf/0x130 [ 33.306982][ T336] ? get_device+0x30/0x30 [ 33.311390][ T336] ? mutex_unlock+0x1c/0x40 [ 33.316166][ T336] ? kobj_map+0x637/0x670 [ 33.320488][ T336] ? kobject_get+0xd3/0x120 [ 33.324973][ T336] ? bdev_check_media_change+0x350/0x350 [ 33.330725][ T336] __device_add_disk+0x64d/0x1020 [ 33.335740][ T336] device_add_disk+0x2a/0x40 [ 33.340344][ T336] loop_add+0x5bd/0x7b0 [ 33.344517][ T336] loop_control_ioctl+0x396/0x570 [ 33.349539][ T336] ? loop_remove+0xb0/0xb0 [ 33.353965][ T336] ? __fget_files+0x2c4/0x320 [ 33.358742][ T336] ? security_file_ioctl+0x84/0xa0 [ 33.363871][ T336] ? loop_remove+0xb0/0xb0 [ 33.368270][ T336] __se_sys_ioctl+0x121/0x1a0 [ 33.373046][ T336] __x64_sys_ioctl+0x7b/0x90 [ 33.377629][ T336] do_syscall_64+0x31/0x40 [ 33.382113][ T336] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 33.388099][ T336] RIP: 0033:0x7f5ea5d443b9 [ 33.392590][ T336] 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 [ 33.413144][ T336] RSP: 002b:00007f5ea58d50b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 33.421722][ T336] RAX: ffffffffffffffda RBX: 00007f5ea5e81f80 RCX: 00007f5ea5d443b9 [ 33.429690][ T336] RDX: 000000000000000b RSI: 0000000000004c80 RDI: 0000000000000003 [ 33.437651][ T336] RBP: 00007f5ea58d5120 R08: 0000000000000000 R09: 0000000000000000 [ 33.445751][ T336] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 33.453740][ T336] R13: 000000000000000b R14: 00007f5ea5e81f80 R15: 00007ffdd869c8d8 [ 33.462285][ T336] kobject_add_internal failed for queue (error: -2 parent: (null)) [ 33.470603][ T336] ------------[ cut here ]------------ [ 33.476687][ T336] WARNING: CPU: 0 PID: 336 at fs/sysfs/file.c:328 sysfs_create_files+0x227/0x360 [ 33.486183][ T336] Modules linked in: [ 33.490429][ T336] CPU: 0 PID: 336 Comm: syz-executor.0 Not tainted syzkaller #0 [ 33.498207][ T336] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 33.508697][ T336] RIP: 0010:sysfs_create_files+0x227/0x360 [ 33.514544][ T336] Code: 4d 89 ef 49 89 fd 48 89 c7 e8 15 3e d7 ff 4c 89 ef 4d 89 fd e9 2f ff ff ff e8 25 be 9c ff 31 c0 e9 f4 00 00 00 e8 19 be 9c ff <0f> 0b 41 c6 44 1d 06 f8 41 c6 44 1d 04 f8 c7 44 24 1c ea ff ff ff [ 33.534468][ T336] RSP: 0018:ffffc90000f27ba0 EFLAGS: 00010293 [ 33.540721][ T336] RAX: ffffffff81c7f65f RBX: dffffc0000000000 RCX: ffff88810d78a780 [ 33.548877][ T336] RDX: 0000000000000000 RSI: ffffffff8674f1e0 RDI: ffff88812297d068 [ 33.556945][ T336] RBP: ffffc90000f27c78 R08: ffff88810b28921b R09: 1ffff11021651243 [ 33.565260][ T336] R10: dffffc0000000000 R11: ffffed1021651244 R12: ffffffff853fd840 [ 33.573567][ T336] R13: 1ffff920001e4f7c R14: ffff88812297d098 R15: ffff88812297d068 [ 33.582019][ T336] FS: 00007f5ea58d56c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 33.591378][ T336] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.598345][ T336] CR2: 00007f5ea58b3fd0 CR3: 000000010cf5a000 CR4: 00000000003506b0 [ 33.606371][ T336] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 33.614385][ T336] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 33.622369][ T336] Call Trace: [ 33.625672][ T336] ? sysfs_create_file_ns+0x1b0/0x1b0 [ 33.631321][ T336] ? __kasan_check_write+0x14/0x20 [ 33.636468][ T336] ? kobject_get+0xd3/0x120 [ 33.641029][ T336] __device_add_disk+0xb9f/0x1020 [ 33.646062][ T336] device_add_disk+0x2a/0x40 [ 33.650674][ T336] loop_add+0x5bd/0x7b0 [ 33.654839][ T336] loop_control_ioctl+0x396/0x570 [ 33.659999][ T336] ? loop_remove+0xb0/0xb0 [ 33.664417][ T336] ? __fget_files+0x2c4/0x320 [ 33.669129][ T336] ? security_file_ioctl+0x84/0xa0 [ 33.674411][ T336] ? loop_remove+0xb0/0xb0 [ 33.678979][ T336] __se_sys_ioctl+0x121/0x1a0 [ 33.683822][ T336] __x64_sys_ioctl+0x7b/0x90 [ 33.688531][ T336] do_syscall_64+0x31/0x40 [ 33.692964][ T336] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 33.698875][ T336] RIP: 0033:0x7f5ea5d443b9 [ 33.703296][ T336] 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 [ 33.722920][ T336] RSP: 002b:00007f5ea58d50b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 33.731552][ T336] RAX: ffffffffffffffda RBX: 00007f5ea5e81f80 RCX: 00007f5ea5d443b9 [ 33.739901][ T336] RDX: 000000000000000b RSI: 0000000000004c80 RDI: 0000000000000003 [ 33.748054][ T336] RBP: 00007f5ea58d5120 R08: 0000000000000000 R09: 0000000000000000 [ 33.756754][ T336] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 33.765055][ T336] R13: 000000000000000b R14: 00007f5ea5e81f80 R15: 00007ffdd869c8d8 [ 33.773255][ T336] ---[ end trace 3ff832585c3e481d ]--- [ 33.778906][ T336] ------------[ cut here ]------------ [ 33.784550][ T336] kernfs: can not remove 'events', no directory [ 33.790912][ T336] WARNING: CPU: 0 PID: 336 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x103/0x160 [ 33.800650][ T336] Modules linked in: [ 33.804555][ T336] CPU: 0 PID: 336 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 33.813576][ T336] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 33.824290][ T336] RIP: 0010:kernfs_remove_by_name_ns+0x103/0x160 [ 33.830781][ T336] Code: 06 4c 89 f7 e8 2e ef ff ff 4c 89 f7 e8 56 af ff ff 45 31 f6 eb 29 e8 fc 1c 9d ff 48 c7 c7 40 2d 2b 85 4c 89 f6 e8 6d 4d b2 02 <0f> 0b 41 be fe ff ff ff eb 13 e8 de 1c 9d ff 41 be fe ff ff ff 48 [ 33.850557][ T336] RSP: 0018:ffffc90000f27b68 EFLAGS: 00010246 [ 33.856714][ T336] RAX: 409b4a423cda5d00 RBX: dffffc0000000000 RCX: ffff88810d78a780 [ 33.865016][ T336] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 33.873216][ T336] RBP: ffffc90000f27b90 R08: ffffc90000f274e7 R09: fffff520001e4ed0 [ 33.881479][ T336] R10: dffffc0000000000 R11: fffff520001e4e9d R12: 0000000000000000 [ 33.889518][ T336] R13: 0000000000000000 R14: ffffffff853fd820 R15: 0000000000000000 [ 33.897633][ T336] FS: 00007f5ea58d56c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 33.907569][ T336] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.914761][ T336] CR2: 00007f5ea58b3fd0 CR3: 000000010cf5a000 CR4: 00000000003506b0 [ 33.922852][ T336] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 33.930948][ T336] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 33.939053][ T336] Call Trace: [ 33.942364][ T336] sysfs_create_files+0x2d8/0x360 [ 33.947386][ T336] ? sysfs_create_file_ns+0x1b0/0x1b0 [ 33.952967][ T336] ? __kasan_check_write+0x14/0x20 [ 33.958085][ T336] ? kobject_get+0xd3/0x120 [ 33.962620][ T336] __device_add_disk+0xb9f/0x1020 [ 33.967647][ T336] device_add_disk+0x2a/0x40 [ 33.972291][ T336] loop_add+0x5bd/0x7b0 [ 33.976458][ T336] loop_control_ioctl+0x396/0x570 [ 33.981628][ T336] ? loop_remove+0xb0/0xb0 [ 33.986118][ T336] ? __fget_files+0x2c4/0x320 [ 33.990887][ T336] ? security_file_ioctl+0x84/0xa0 [ 33.996096][ T336] ? loop_remove+0xb0/0xb0 [ 34.000589][ T336] __se_sys_ioctl+0x121/0x1a0 [ 34.005278][ T336] __x64_sys_ioctl+0x7b/0x90 [ 34.009902][ T336] do_syscall_64+0x31/0x40 [ 34.014333][ T336] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 34.020435][ T336] RIP: 0033:0x7f5ea5d443b9 [ 34.024866][ T336] 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 [ 34.044945][ T336] RSP: 002b:00007f5ea58d50b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 34.053395][ T336] RAX: ffffffffffffffda RBX: 00007f5ea5e81f80 RCX: 00007f5ea5d443b9 [ 34.061578][ T336] RDX: 000000000000000b RSI: 0000000000004c80 RDI: 0000000000000003 [ 34.069869][ T336] RBP: 00007f5ea58d5120 R08: 0000000000000000 R09: 0000000000000000 [ 34.077968][ T336] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 34.086090][ T336] R13: 000000000000000b R14: 00007f5ea5e81f80 R15: 00007ffdd869c8d8 [ 34.094193][ T336] ---[ end trace 3ff832585c3e481e ]--- [ 34.099668][ T336] loop11: failed to create sysfs files for events [ 34.112850][ T339] ------------[ cut here ]------------ [ 34.118637][ T339] kernfs: can not remove 'events', no directory [ 34.125040][ T339] WARNING: CPU: 0 PID: 339 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x103/0x160 [ 34.134942][ T339] Modules linked in: [ 34.139207][ T339] CPU: 0 PID: 339 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 34.148215][ T339] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 34.158464][ T339] RIP: 0010:kernfs_remove_by_name_ns+0x103/0x160 [ 34.164862][ T339] Code: 06 4c 89 f7 e8 2e ef ff ff 4c 89 f7 e8 56 af ff ff 45 31 f6 eb 29 e8 fc 1c 9d ff 48 c7 c7 40 2d 2b 85 4c 89 f6 e8 6d 4d b2 02 <0f> 0b 41 be fe ff ff ff eb 13 e8 de 1c 9d ff 41 be fe ff ff ff 48 [ 34.185062][ T339] RSP: 0018:ffffc90000f77ca8 EFLAGS: 00010246 [ 34.191157][ T339] RAX: bd44e343b636f200 RBX: 0000000000000001 RCX: ffff88810d7893c0 [ 34.199363][ T339] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 34.208025][ T339] RBP: ffffc90000f77cd0 R08: ffff8881f7027453 R09: 1ffff1103ee04e8a [ 34.216029][ T339] R10: dffffc0000000000 R11: ffffed103ee04e8b R12: 0000000000000000 [ 34.224425][ T339] R13: ffffffff8674f1e0 R14: ffffffff853fd820 R15: 0000000000000000 [ 34.232448][ T339] FS: 00007f5ea58d56c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 34.241423][ T339] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.248016][ T339] CR2: 00007f5ea5e7e0c0 CR3: 000000010e81d000 CR4: 00000000003506b0 [ 34.256203][ T339] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 34.264196][ T339] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 34.272349][ T339] Call Trace: [ 34.275808][ T339] sysfs_remove_files+0xa4/0x100 [ 34.280782][ T339] del_gendisk+0x23f/0x9e0 [ 34.285334][ T339] ? radix_tree_delete_item+0x257/0x360 [ 34.291024][ T339] loop_remove+0x46/0xb0 [ 34.295272][ T339] loop_control_ioctl+0x4a6/0x570 [ 34.300371][ T339] ? loop_remove+0xb0/0xb0 [ 34.304841][ T339] ? __fget_files+0x2c4/0x320 [ 34.309535][ T339] ? security_file_ioctl+0x84/0xa0 [ 34.314794][ T339] ? loop_remove+0xb0/0xb0 [ 34.319227][ T339] __se_sys_ioctl+0x121/0x1a0 [ 34.323928][ T339] __x64_sys_ioctl+0x7b/0x90 [ 34.328654][ T339] do_syscall_64+0x31/0x40 [ 34.333596][ T339] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 34.339495][ T339] RIP: 0033:0x7f5ea5d443b9 [ 34.343914][ T339] 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 [ 34.363569][ T339] RSP: 002b:00007f5ea58d50b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 34.372013][ T339] RAX: ffffffffffffffda RBX: 00007f5ea5e81f80 RCX: 00007f5ea5d443b9 [ 34.380109][ T339] RDX: 000000000000000b RSI: 0000000000004c81 RDI: 0000000000000003 [ 34.388094][ T339] RBP: 00007f5ea5da5498 R08: 0000000000000000 R09: 0000000000000000 [ 34.396154][ T339] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 34.404248][ T339] R13: 000000000000000b R14: 00007f5ea5e81f80 R15: 00007ffdd869c8d8 [ 34.412270][ T339] ---[ end trace 3ff832585c3e481f ]--- [ 34.417825][ T339] ------------[ cut here ]------------ [ 34.423430][ T339] kernfs: can not remove 'events_async', no directory [ 34.430271][ T339] WARNING: CPU: 0 PID: 339 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x103/0x160 [ 34.440127][ T339] Modules linked in: [ 34.444029][ T339] CPU: 0 PID: 339 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 34.453075][ T339] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 34.463198][ T339] RIP: 0010:kernfs_remove_by_name_ns+0x103/0x160 [ 34.469731][ T339] Code: 06 4c 89 f7 e8 2e ef ff ff 4c 89 f7 e8 56 af ff ff 45 31 f6 eb 29 e8 fc 1c 9d ff 48 c7 c7 40 2d 2b 85 4c 89 f6 e8 6d 4d b2 02 <0f> 0b 41 be fe ff ff ff eb 13 e8 de 1c 9d ff 41 be fe ff ff ff 48 [ 34.489567][ T339] RSP: 0018:ffffc90000f77ca8 EFLAGS: 00010246 [ 34.495627][ T339] RAX: bd44e343b636f200 RBX: 0000000000000002 RCX: ffff88810d7893c0 [ 34.503644][ T339] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 34.512121][ T339] RBP: ffffc90000f77cd0 R08: ffff8881f7052fbf R09: 1ffff1103ee0a5f7 [ 34.520233][ T339] R10: dffffc0000000000 R11: ffffed103ee0a5f8 R12: 0000000000000000 [ 34.528216][ T339] R13: ffffffff8674f1e0 R14: ffffffff853fd900 R15: 0000000000000000 [ 34.536320][ T339] FS: 00007f5ea58d56c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 34.545855][ T339] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.552665][ T339] CR2: 00007f5ea5e7e0c0 CR3: 000000010e81d000 CR4: 00000000003506b0 [ 34.560753][ T339] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 34.568746][ T339] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 34.576750][ T339] Call Trace: [ 34.580260][ T339] sysfs_remove_files+0xa4/0x100 [ 34.585193][ T339] del_gendisk+0x23f/0x9e0 [ 34.589648][ T339] ? radix_tree_delete_item+0x257/0x360 [ 34.595224][ T339] loop_remove+0x46/0xb0 [ 34.599478][ T339] loop_control_ioctl+0x4a6/0x570 [ 34.604503][ T339] ? loop_remove+0xb0/0xb0 [ 34.608961][ T339] ? __fget_files+0x2c4/0x320 [ 34.613664][ T339] ? security_file_ioctl+0x84/0xa0 [ 34.619421][ T339] ? loop_remove+0xb0/0xb0 [ 34.623934][ T339] __se_sys_ioctl+0x121/0x1a0 [ 34.628970][ T339] __x64_sys_ioctl+0x7b/0x90 [ 34.633644][ T339] do_syscall_64+0x31/0x40 [ 34.638086][ T339] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 34.644219][ T339] RIP: 0033:0x7f5ea5d443b9 [ 34.648666][ T339] 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 [ 34.668591][ T339] RSP: 002b:00007f5ea58d50b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 34.677023][ T339] RAX: ffffffffffffffda RBX: 00007f5ea5e81f80 RCX: 00007f5ea5d443b9 [ 34.685046][ T339] RDX: 000000000000000b RSI: 0000000000004c81 RDI: 0000000000000003 [ 34.693261][ T339] RBP: 00007f5ea5da5498 R08: 0000000000000000 R09: 0000000000000000 [ 34.701261][ T339] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 34.709378][ T339] R13: 000000000000000b R14: 00007f5ea5e81f80 R15: 00007ffdd869c8d8 [ 34.717493][ T339] ---[ end trace 3ff832585c3e4820 ]--- [ 34.722977][ T339] ------------[ cut here ]------------ [ 34.728450][ T339] kernfs: can not remove 'events_poll_msecs', no directory [ 34.735683][ T339] WARNING: CPU: 0 PID: 339 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x103/0x160 [ 34.745508][ T339] Modules linked in: [ 34.749428][ T339] CPU: 0 PID: 339 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 34.758598][ T339] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 34.769095][ T339] RIP: 0010:kernfs_remove_by_name_ns+0x103/0x160 [ 34.775464][ T339] Code: 06 4c 89 f7 e8 2e ef ff ff 4c 89 f7 e8 56 af ff ff 45 31 f6 eb 29 e8 fc 1c 9d ff 48 c7 c7 40 2d 2b 85 4c 89 f6 e8 6d 4d b2 02 <0f> 0b 41 be fe ff ff ff eb 13 e8 de 1c 9d ff 41 be fe ff ff ff 48 [ 34.795257][ T339] RSP: 0018:ffffc90000f77ca8 EFLAGS: 00010246 [ 34.801473][ T339] RAX: bd44e343b636f200 RBX: 0000000000000003 RCX: ffff88810d7893c0 [ 34.809626][ T339] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 34.817591][ T339] RBP: ffffc90000f77cd0 R08: ffff8881f7027453 R09: 1ffff1103ee04e8a [ 34.825584][ T339] R10: dffffc0000000000 R11: ffffed103ee04e8b R12: 0000000000000000 [ 34.833569][ T339] R13: ffffffff8674f1e0 R14: ffffffff853fd960 R15: 0000000000000000 [ 34.841756][ T339] FS: 00007f5ea58d56c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 34.851007][ T339] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.857935][ T339] CR2: 00007f5ea5e7e0c0 CR3: 000000010e81d000 CR4: 00000000003506b0 [ 34.866291][ T339] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 34.874763][ T339] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 34.883132][ T339] Call Trace: [ 34.886451][ T339] sysfs_remove_files+0xa4/0x100 [ 34.891548][ T339] del_gendisk+0x23f/0x9e0 [ 34.895979][ T339] ? radix_tree_delete_item+0x257/0x360 [ 34.901638][ T339] loop_remove+0x46/0xb0 [ 34.906844][ T339] loop_control_ioctl+0x4a6/0x570 [ 34.911995][ T339] ? loop_remove+0xb0/0xb0 [ 34.916404][ T339] ? __fget_files+0x2c4/0x320 [ 34.921470][ T339] ? security_file_ioctl+0x84/0xa0 [ 34.926598][ T339] ? loop_remove+0xb0/0xb0 [ 34.931172][ T339] __se_sys_ioctl+0x121/0x1a0 [ 34.935879][ T339] __x64_sys_ioctl+0x7b/0x90 [ 34.940752][ T339] do_syscall_64+0x31/0x40 [ 34.945268][ T339] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 34.951414][ T339] RIP: 0033:0x7f5ea5d443b9 [ 34.955882][ T339] 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 [ 34.975775][ T339] RSP: 002b:00007f5ea58d50b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 34.984348][ T339] RAX: ffffffffffffffda RBX: 00007f5ea5e81f80 RCX: 00007f5ea5d443b9 [ 34.992354][ T339] RDX: 000000000000000b RSI: 0000000000004c81 RDI: 0000000000000003 [ 35.000341][ T339] RBP: 00007f5ea5da5498 R08: 0000000000000000 R09: 0000000000000000 [ 35.008312][ T339] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 35.016330][ T339] R13: 000000000000000b R14: 00007f5ea5e81f80 R15: 00007ffdd869c8d8 [ 35.024728][ T339] ---[ end trace 3ff832585c3e4821 ]--- [ 35.030346][ T339] ------------[ cut here ]------------ [ 35.035799][ T339] kernfs: can not remove 'bdi', no directory [ 35.041947][ T339] WARNING: CPU: 0 PID: 339 at fs/kernfs/dir.c:1588 kernfs_remove_by_name_ns+0x103/0x160 [ 35.051680][ T339] Modules linked in: [ 35.055575][ T339] CPU: 0 PID: 339 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 35.064886][ T339] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 35.075157][ T339] RIP: 0010:kernfs_remove_by_name_ns+0x103/0x160 [ 35.081520][ T339] Code: 06 4c 89 f7 e8 2e ef ff ff 4c 89 f7 e8 56 af ff ff 45 31 f6 eb 29 e8 fc 1c 9d ff 48 c7 c7 40 2d 2b 85 4c 89 f6 e8 6d 4d b2 02 <0f> 0b 41 be fe ff ff ff eb 13 e8 de 1c 9d ff 41 be fe ff ff ff 48 [ 35.101589][ T339] RSP: 0018:ffffc90000f77cc8 EFLAGS: 00010246 [ 35.107740][ T339] RAX: bd44e343b636f200 RBX: ffffffff853fd240 RCX: ffff88810d7893c0 [ 35.115946][ T339] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 35.123995][ T339] RBP: ffffc90000f77cf0 R08: ffffc90000f77647 R09: fffff520001eeefc [ 35.132130][ T339] R10: dffffc0000000000 R11: fffff520001eeec9 R12: 0000000000000000 [ 35.140259][ T339] R13: 1ffff1102452fa8f R14: ffffffff853fd240 R15: 0000000000000000 [ 35.148312][ T339] FS: 00007f5ea58d56c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 35.157271][ T339] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.163904][ T339] CR2: 00007f5ea5e7e0c0 CR3: 000000010e81d000 CR4: 00000000003506b0 [ 35.171969][ T339] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 35.180042][ T339] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 35.188095][ T339] Call Trace: [ 35.191400][ T339] sysfs_remove_link+0x50/0x60 [ 35.196186][ T339] del_gendisk+0x3ea/0x9e0 [ 35.200657][ T339] loop_remove+0x46/0xb0 [ 35.204993][ T339] loop_control_ioctl+0x4a6/0x570 [ 35.210153][ T339] ? loop_remove+0xb0/0xb0 [ 35.214617][ T339] ? __fget_files+0x2c4/0x320 [ 35.219334][ T339] ? security_file_ioctl+0x84/0xa0 [ 35.224734][ T339] ? loop_remove+0xb0/0xb0 [ 35.229171][ T339] __se_sys_ioctl+0x121/0x1a0 [ 35.233943][ T339] __x64_sys_ioctl+0x7b/0x90 [ 35.238551][ T339] do_syscall_64+0x31/0x40 [ 35.242969][ T339] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 35.248899][ T339] RIP: 0033:0x7f5ea5d443b9 [ 35.253311][ T339] 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 [ 35.273075][ T339] RSP: 002b:00007f5ea58d50b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 35.281610][ T339] RAX: ffffffffffffffda RBX: 00007f5ea5e81f80 RCX: 00007f5ea5d443b9 [ 35.289613][ T339] RDX: 000000000000000b RSI: 0000000000004c81 RDI: 0000000000000003 [ 35.297578][ T339] RBP: 00007f5ea5da5498 R08: 0000000000000000 R09: 0000000000000000 [ 35.305686][ T339] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 35.313674][ T339] R13: 000000000000000b R14: 00007f5ea5e81f80 R15: 00007ffdd869c8d8 [ 35.321656][ T339] ---[ end trace 3ff832585c3e4822 ]--- [ 35.327485][ T339] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN [ 35.339280][ T339] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 35.347777][ T339] CPU: 0 PID: 339 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 35.357086][ T339] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 35.367158][ T339] RIP: 0010:strlen+0x29/0x70 [ 35.371803][ T339] 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 [ 35.391673][ T339] RSP: 0018:ffffc90000f77c40 EFLAGS: 00010246 [ 35.397812][ T339] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 35.406198][ T339] RDX: ffff88810d7893c0 RSI: 0000000000000000 RDI: 0000000000000000 [ 35.414244][ T339] RBP: ffffc90000f77c60 R08: ffff888100059a77 R09: 1ffff1102000b34e [ 35.422208][ T339] R10: dffffc0000000000 R11: ffffed102000b34f R12: ffff888107b9f680 [ 35.430275][ T339] R13: 0000000000000000 R14: dffffc0000000000 R15: ffffffffffffffff [ 35.438244][ T339] FS: 00007f5ea58d56c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 35.447263][ T339] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.453839][ T339] CR2: 00007f5ea5e7e0c0 CR3: 000000010e81d000 CR4: 00000000003506b0 [ 35.461795][ T339] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 35.469748][ T339] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 35.477697][ T339] Call Trace: [ 35.481088][ T339] kernfs_find_ns+0x95/0x4b0 [ 35.485658][ T339] kernfs_remove_by_name_ns+0x89/0x160 [ 35.491097][ T339] sysfs_remove_link+0x50/0x60 [ 35.495847][ T339] del_gendisk+0x822/0x9e0 [ 35.500261][ T339] loop_remove+0x46/0xb0 [ 35.504504][ T339] loop_control_ioctl+0x4a6/0x570 [ 35.509509][ T339] ? loop_remove+0xb0/0xb0 [ 35.513923][ T339] ? __fget_files+0x2c4/0x320 [ 35.518684][ T339] ? security_file_ioctl+0x84/0xa0 [ 35.523781][ T339] ? loop_remove+0xb0/0xb0 [ 35.528182][ T339] __se_sys_ioctl+0x121/0x1a0 [ 35.532841][ T339] __x64_sys_ioctl+0x7b/0x90 [ 35.537429][ T339] do_syscall_64+0x31/0x40 [ 35.541839][ T339] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 35.547708][ T339] RIP: 0033:0x7f5ea5d443b9 [ 35.552111][ T339] 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 [ 35.571700][ T339] RSP: 002b:00007f5ea58d50b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 35.580180][ T339] RAX: ffffffffffffffda RBX: 00007f5ea5e81f80 RCX: 00007f5ea5d443b9 [ 35.588265][ T339] RDX: 000000000000000b RSI: 0000000000004c81 RDI: 0000000000000003 [ 35.596326][ T339] RBP: 00007f5ea5da5498 R08: 0000000000000000 R09: 0000000000000000 [ 35.604430][ T339] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 35.612514][ T339] R13: 000000000000000b R14: 00007f5ea5e81f80 R15: 00007ffdd869c8d8 [ 35.620479][ T339] Modules linked in: [ 35.624476][ T339] ---[ end trace 3ff832585c3e4823 ]--- [ 35.626110][ T24] audit: type=1400 audit(1775227251.820:96): 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 [ 35.630090][ T339] RIP: 0010:strlen+0x29/0x70 [ 35.653074][ T24] audit: type=1400 audit(1775227251.820:97): 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 [ 35.656483][ T339] 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 [ 35.656490][ T339] RSP: 0018:ffffc90000f77c40 EFLAGS: 00010246 [ 35.703595][ T24] audit: type=1400 audit(1775227251.820:98): 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 [ 35.703627][ T339] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 35.725874][ T24] audit: type=1400 audit(1775227251.820:99): 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 [ 35.734067][ T339] RDX: ffff88810d7893c0 RSI: 0000000000000000 RDI: 0000000000000000 [ 35.754614][ T24] audit: type=1400 audit(1775227251.820:100): 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 [ 35.762704][ T339] RBP: ffffc90000f77c60 R08: ffff888100059a77 R09: 1ffff1102000b34e [ 35.783382][ T24] audit: type=1400 audit(1775227251.820:101): 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 [ 35.791544][ T339] R10: dffffc0000000000 R11: ffffed102000b34f R12: ffff888107b9f680 [ 35.822373][ T339] R13: 0000000000000000 R14: dffffc0000000000 R15: ffffffffffffffff [ 35.830385][ T339] FS: 00007f5ea58d56c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 35.839666][ T339] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.846249][ T339] CR2: 00007f5ea5d857d0 CR3: 000000010e81d000 CR4: 00000000003506a0 [ 35.854232][ T339] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 35.862228][ T339] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 35.870293][ T339] Kernel panic - not syncing: Fatal exception [ 35.876868][ T339] Kernel Offset: disabled [ 35.881193][ T339] Rebooting in 86400 seconds..