Warning: Permanently added '10.128.10.8' (ED25519) to the list of known hosts. 2025/10/04 22:34:22 ignoring optional flag "type"="gce" 2025/10/04 22:34:23 parsed 1 programs [ 44.162595][ T28] audit: type=1400 audit(1759617263.995:104): avc: denied { unlink } for pid=391 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 44.294428][ T391] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 45.225752][ T433] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.232848][ T433] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.240158][ T433] device bridge_slave_0 entered promiscuous mode [ 45.247044][ T433] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.254116][ T433] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.261498][ T433] device bridge_slave_1 entered promiscuous mode [ 45.300901][ T433] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.307962][ T433] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.315233][ T433] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.322346][ T433] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.339820][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.347586][ T354] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.354786][ T354] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.363816][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.372188][ T354] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.379219][ T354] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.387698][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.395977][ T354] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.403023][ T354] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.415223][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.424326][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.436952][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.450115][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.458341][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.466063][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.473900][ T433] device veth0_vlan entered promiscuous mode [ 45.483786][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 45.493334][ T433] device veth1_macvtap entered promiscuous mode [ 45.503496][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 45.513686][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 45.586872][ T28] audit: type=1401 audit(1759617265.415:105): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" 2025/10/04 22:34:25 executed programs: 0 [ 45.684008][ T456] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.691039][ T456] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.698573][ T456] device bridge_slave_0 entered promiscuous mode [ 45.705616][ T456] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.712940][ T456] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.720950][ T456] device bridge_slave_1 entered promiscuous mode [ 45.761063][ T456] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.768384][ T456] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.775804][ T456] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.782873][ T456] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.805147][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.813414][ T354] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.820754][ T354] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.833077][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.841325][ T354] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.848404][ T354] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.857278][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.865609][ T354] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.872822][ T354] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.888992][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.899446][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.911717][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.923908][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.932436][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.939987][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.953895][ T456] device veth0_vlan entered promiscuous mode [ 45.963534][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 45.971745][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 45.981023][ T456] device veth1_macvtap entered promiscuous mode [ 45.990301][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 45.998177][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 46.006412][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 46.015873][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 46.024171][ T354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 46.055318][ T467] loop0: detected capacity change from 0 to 2048 [ 46.073502][ T467] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 46.083551][ T28] audit: type=1400 audit(1759617265.915:106): avc: denied { mount } for pid=466 comm="syz.0.15" name="/" dev="loop0" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 46.105307][ T28] audit: type=1400 audit(1759617265.915:107): avc: denied { write } for pid=466 comm="syz.0.15" name="/" dev="loop0" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 46.105472][ T466] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 46.127204][ T28] audit: type=1400 audit(1759617265.915:108): avc: denied { add_name } for pid=466 comm="syz.0.15" name="cpuacct.usage_sys" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 46.164046][ T28] audit: type=1400 audit(1759617265.915:109): avc: denied { create } for pid=466 comm="syz.0.15" name="cpuacct.usage_sys" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 46.185355][ T28] audit: type=1400 audit(1759617265.915:110): avc: denied { read append open } for pid=466 comm="syz.0.15" path="/0/file0/cpuacct.usage_sys" dev="loop0" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 46.186080][ T456] EXT4-fs (loop0): unmounting filesystem. [ 46.210407][ T28] audit: type=1400 audit(1759617265.915:111): avc: denied { read write } for pid=466 comm="syz.0.15" name="vhost-vsock" dev="devtmpfs" ino=268 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:vhost_device_t tclass=chr_file permissive=1 [ 46.241890][ T28] audit: type=1400 audit(1759617265.915:112): avc: denied { open } for pid=466 comm="syz.0.15" path="/dev/vhost-vsock" dev="devtmpfs" ino=268 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:vhost_device_t tclass=chr_file permissive=1 [ 46.269953][ T28] audit: type=1400 audit(1759617265.915:113): avc: denied { ioctl } for pid=466 comm="syz.0.15" path="/dev/vhost-vsock" dev="devtmpfs" ino=268 ioctlcmd=0xaf01 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:vhost_device_t tclass=chr_file permissive=1 [ 46.273171][ T473] loop0: detected capacity change from 0 to 2048 [ 46.313356][ T473] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 46.327040][ T472] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 46.344405][ T456] EXT4-fs (loop0): unmounting filesystem. [ 46.364001][ T478] loop0: detected capacity change from 0 to 2048 [ 46.385332][ T478] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 46.396196][ T477] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 46.413649][ T456] EXT4-fs (loop0): unmounting filesystem. [ 46.434945][ T483] loop0: detected capacity change from 0 to 2048 [ 46.453269][ T483] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 46.471529][ T482] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 46.488896][ T456] EXT4-fs (loop0): unmounting filesystem. [ 46.508796][ T488] loop0: detected capacity change from 0 to 2048 [ 46.525814][ T488] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 46.537373][ T487] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 46.554446][ T456] EXT4-fs (loop0): unmounting filesystem. [ 46.575632][ T493] loop0: detected capacity change from 0 to 2048 [ 46.597042][ T493] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 46.612442][ T492] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 46.629394][ T456] EXT4-fs (loop0): unmounting filesystem. [ 46.650622][ T498] loop0: detected capacity change from 0 to 2048 [ 46.671033][ T498] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 46.681749][ T497] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 46.699261][ T456] EXT4-fs (loop0): unmounting filesystem. [ 46.719761][ T503] loop0: detected capacity change from 0 to 2048 [ 46.734065][ T503] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 46.746342][ T502] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 46.763985][ T456] EXT4-fs (loop0): unmounting filesystem. [ 46.783900][ T508] loop0: detected capacity change from 0 to 2048 [ 46.794256][ T508] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 46.804794][ T507] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 46.824312][ T456] EXT4-fs (loop0): unmounting filesystem. [ 46.846638][ T513] loop0: detected capacity change from 0 to 2048 [ 46.863242][ T513] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 46.877703][ T512] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 46.894815][ T456] EXT4-fs (loop0): unmounting filesystem. [ 46.920660][ T518] loop0: detected capacity change from 0 to 2048 [ 46.933451][ T518] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 46.947109][ T517] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 46.964776][ T354] ------------[ cut here ]------------ [ 46.970250][ T354] kernel BUG at fs/ext4/inode.c:2761! [ 46.976084][ T354] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 46.982347][ T354] CPU: 1 PID: 354 Comm: kworker/u4:4 Not tainted syzkaller #0 [ 46.989780][ T354] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 46.999824][ T354] Workqueue: writeback wb_workfn (flush-7:0) [ 47.005803][ T354] RIP: 0010:ext4_writepages+0x2ff8/0x3020 [ 47.011542][ T354] Code: 85 86 ff 84 db 75 31 e8 a6 82 86 ff 49 bc 00 00 00 00 00 fc ff df 4c 8b 7c 24 18 4c 8b 6c 24 38 e9 a2 f7 ff ff e8 88 82 86 ff <0f> 0b e8 81 82 86 ff e8 28 df 16 ff eb 93 e8 75 82 86 ff e8 1c df [ 47.031221][ T354] RSP: 0018:ffffc900009e7120 EFLAGS: 00010293 [ 47.037283][ T354] RAX: ffffffff81e99b78 RBX: 000000c410000000 RCX: ffff888112651440 [ 47.045358][ T354] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 47.053407][ T354] RBP: ffffc900009e7490 R08: dffffc0000000000 R09: ffffed1022e26a0d [ 47.061390][ T354] R10: ffffed1022e26a0d R11: 1ffff11022e26a0c R12: dffffc0000000000 [ 47.069559][ T354] R13: ffff888117135178 R14: 0000008000000000 R15: ffff888117135060 [ 47.077606][ T354] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 47.086530][ T354] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.093101][ T354] CR2: 0000000000000002 CR3: 000000010fc7e000 CR4: 00000000003506a0 [ 47.101063][ T354] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.109013][ T354] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.116960][ T354] Call Trace: [ 47.120218][ T354] [ 47.123128][ T354] ? arch_stack_walk+0x118/0x150 [ 47.128061][ T354] ? unwind_next_frame+0x3d5/0x700 [ 47.133165][ T354] ? __cfi_ext4_writepages+0x10/0x10 [ 47.138455][ T354] ? __cfi_ext4_writepages+0x10/0x10 [ 47.143723][ T354] do_writepages+0x3a9/0x5e0 [ 47.148324][ T354] ? __bitmap_and+0x301/0x320 [ 47.152995][ T354] ? memcpy+0x56/0x70 [ 47.156971][ T354] ? __cfi_do_writepages+0x10/0x10 [ 47.162063][ T354] ? load_balance+0x16eb/0x4700 [ 47.166891][ T354] ? __kasan_check_write+0x14/0x20 [ 47.171989][ T354] ? _raw_spin_lock+0x8e/0xe0 [ 47.176656][ T354] __writeback_single_inode+0xc6/0xad0 [ 47.182109][ T354] ? inode_io_list_move_locked+0x366/0x3d0 [ 47.187998][ T354] writeback_sb_inodes+0x9b8/0x1550 [ 47.193187][ T354] ? queue_io+0x4c0/0x4c0 [ 47.197515][ T354] ? __kasan_check_read+0x11/0x20 [ 47.202519][ T354] ? queue_io+0x382/0x4c0 [ 47.206824][ T354] wb_writeback+0x3f1/0x980 [ 47.211303][ T354] ? inode_cgwb_move_to_attached+0x3e0/0x3e0 [ 47.217266][ T354] ? set_worker_desc+0x155/0x1c0 [ 47.222311][ T354] ? raw_spin_rq_lock_nested+0x24/0x30 [ 47.228155][ T354] ? __kasan_check_write+0x14/0x20 [ 47.233265][ T354] ? sched_clock_cpu+0x6e/0x250 [ 47.238210][ T354] wb_workfn+0x350/0xda0 [ 47.242532][ T354] ? __cfi_wb_workfn+0x10/0x10 [ 47.247386][ T354] ? kthread_data+0x50/0xc0 [ 47.251875][ T354] ? _raw_spin_unlock+0x4c/0x70 [ 47.256726][ T354] ? finish_task_switch+0x16b/0x7b0 [ 47.261911][ T354] ? __switch_to_asm+0x3a/0x60 [ 47.266742][ T354] ? __schedule+0xb8f/0x14e0 [ 47.271316][ T354] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 47.276849][ T354] process_one_work+0x71f/0xc40 [ 47.281729][ T354] worker_thread+0xa29/0x11f0 [ 47.286569][ T354] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 47.292013][ T354] ? __kthread_parkme+0x142/0x180 [ 47.297134][ T354] kthread+0x281/0x320 [ 47.301195][ T354] ? __cfi_worker_thread+0x10/0x10 [ 47.306295][ T354] ? __cfi_kthread+0x10/0x10 [ 47.311037][ T354] ret_from_fork+0x1f/0x30 [ 47.315453][ T354] [ 47.318474][ T354] Modules linked in: [ 47.323775][ T354] ---[ end trace 0000000000000000 ]--- [ 47.329603][ T354] RIP: 0010:ext4_writepages+0x2ff8/0x3020 [ 47.335440][ T354] Code: 85 86 ff 84 db 75 31 e8 a6 82 86 ff 49 bc 00 00 00 00 00 fc ff df 4c 8b 7c 24 18 4c 8b 6c 24 38 e9 a2 f7 ff ff e8 88 82 86 ff <0f> 0b e8 81 82 86 ff e8 28 df 16 ff eb 93 e8 75 82 86 ff e8 1c df [ 47.355421][ T354] RSP: 0018:ffffc900009e7120 EFLAGS: 00010293 [ 47.361612][ T354] RAX: ffffffff81e99b78 RBX: 000000c410000000 RCX: ffff888112651440 [ 47.369815][ T354] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 47.377990][ T354] RBP: ffffc900009e7490 R08: dffffc0000000000 R09: ffffed1022e26a0d [ 47.386028][ T354] R10: ffffed1022e26a0d R11: 1ffff11022e26a0c R12: dffffc0000000000 [ 47.394024][ T354] R13: ffff888117135178 R14: 0000008000000000 R15: ffff888117135060 [ 47.401992][ T354] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 47.410972][ T354] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.417795][ T354] CR2: 0000000000000002 CR3: 000000010fc7e000 CR4: 00000000003506a0 [ 47.418126][ T43] device bridge_slave_1 left promiscuous mode [ 47.426372][ T354] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.432552][ T43] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.440273][ T354] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.455434][ T354] Kernel panic - not syncing: Fatal exception [ 47.455590][ T43] device bridge_slave_0 left promiscuous mode [ 47.455654][ T43] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.474880][ T354] Kernel Offset: disabled [ 47.479189][ T354] Rebooting in 86400 seconds..