Warning: Permanently added '10.128.1.182' (ED25519) to the list of known hosts. 2026/06/07 22:13:26 ignoring optional flag "type"="gce" 2026/06/07 22:13:26 parsed 1 programs 2026/06/07 22:13:26 executed programs: 0 [ 86.697200][ T23] cfg80211: failed to load regulatory.db [ 86.823836][ T4526] chnl_net:caif_netlink_parms(): no params data found [ 86.869421][ T4526] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.876741][ T4526] bridge0: port 1(bridge_slave_0) entered disabled state [ 86.884975][ T4526] device bridge_slave_0 entered promiscuous mode [ 86.893087][ T4526] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.900347][ T4526] bridge0: port 2(bridge_slave_1) entered disabled state [ 86.908351][ T4526] device bridge_slave_1 entered promiscuous mode [ 86.930748][ T4526] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 86.942578][ T4526] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 86.974731][ T4526] team0: Port device team_slave_0 added [ 86.982681][ T4526] team0: Port device team_slave_1 added [ 87.005953][ T4526] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 87.013039][ T4526] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 87.039196][ T4526] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 87.051422][ T4526] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 87.058792][ T4526] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 87.085594][ T4526] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 87.128326][ T4526] device hsr_slave_0 entered promiscuous mode [ 87.135715][ T4526] device hsr_slave_1 entered promiscuous mode [ 87.789429][ T4526] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 87.801377][ T4526] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 87.812548][ T4526] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 87.827526][ T4526] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 87.908353][ T4526] 8021q: adding VLAN 0 to HW filter on device bond0 [ 87.923562][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 87.932443][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 87.943045][ T4526] 8021q: adding VLAN 0 to HW filter on device team0 [ 87.956198][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 87.965677][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 87.976895][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.983994][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 88.006774][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 88.015912][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 88.026592][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 88.038081][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.045265][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 88.057333][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 88.066962][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 88.077527][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 88.088024][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 88.107645][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 88.117878][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 88.127187][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 88.139713][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 88.150113][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 88.163630][ T4526] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 88.177207][ T4526] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 88.186784][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 88.196404][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 88.324791][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 88.332299][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 88.347927][ T4526] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 88.371764][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 88.380625][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 88.400901][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 88.411221][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 88.423196][ T4526] device veth0_vlan entered promiscuous mode [ 88.430655][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 88.439355][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 88.452054][ T4526] device veth1_vlan entered promiscuous mode [ 88.477779][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 88.487987][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 88.496999][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 88.506023][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 88.519065][ T4526] device veth0_macvtap entered promiscuous mode [ 88.530192][ T4526] device veth1_macvtap entered promiscuous mode [ 88.548100][ T4526] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 88.556863][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 88.566728][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 88.575703][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 88.585296][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 88.598501][ T4526] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 88.607782][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 88.616755][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 88.628851][ T4526] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 88.639762][ T4526] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 88.648876][ T4526] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 88.659044][ T4526] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 88.761396][ T4591] loop0: detected capacity change from 0 to 2048 [ 88.775413][ T4213] Bluetooth: hci0: command 0x0409 tx timeout [ 88.782877][ T4591] UDF-fs: error (device loop0): udf_read_tagged: tag version 0x0000 != 0x0002 || 0x0003, block 0 [ 88.817750][ T4591] UDF-fs: error (device loop0): udf_read_tagged: tag version 0x0000 != 0x0002 || 0x0003, block 0 [ 88.837569][ T4591] UDF-fs: error (device loop0): udf_read_tagged: tag version 0x0000 != 0x0002 || 0x0003, block 0 [ 88.850187][ T4591] UDF-fs: warning (device loop0): udf_load_vrs: No anchor found [ 88.859083][ T4591] UDF-fs: Scanning with blocksize 512 failed [ 88.870583][ T4591] UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000) [ 89.094237][ T4526] ================================================================== [ 89.102537][ T4526] BUG: KASAN: use-after-free in crc_itu_t+0x1b2/0x280 [ 89.109360][ T4526] Read of size 1 at addr ffff88806f8ad000 by task syz-executor.0/4526 [ 89.117538][ T4526] [ 89.119945][ T4526] CPU: 1 PID: 4526 Comm: syz-executor.0 Not tainted syzkaller #0 [ 89.127694][ T4526] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 89.137812][ T4526] Call Trace: [ 89.141118][ T4526] [ 89.144076][ T4526] dump_stack_lvl+0x188/0x250 [ 89.148803][ T4526] ? show_regs_print_info+0x20/0x20 [ 89.154045][ T4526] ? load_image+0x400/0x400 [ 89.158592][ T4526] ? _raw_spin_lock_irqsave+0xbc/0x100 [ 89.164111][ T4526] print_address_description+0x60/0x2d0 [ 89.169695][ T4526] ? crc_itu_t+0x1b2/0x280 [ 89.174146][ T4526] kasan_report+0xdf/0x130 [ 89.178602][ T4526] ? crc_itu_t+0x1b2/0x280 [ 89.183066][ T4526] crc_itu_t+0x1b2/0x280 [ 89.187360][ T4526] udf_sync_fs+0x1ac/0x380 [ 89.191828][ T4526] ? udf_put_super+0x160/0x160 [ 89.196635][ T4526] ? get_nr_dirty_inodes+0x248/0x2d0 [ 89.201964][ T4526] sync_filesystem+0xe6/0x220 [ 89.206684][ T4526] generic_shutdown_super+0x6b/0x300 [ 89.212013][ T4526] kill_block_super+0x7c/0xe0 [ 89.216735][ T4526] deactivate_locked_super+0x93/0xf0 [ 89.222256][ T4526] cleanup_mnt+0x42d/0x4e0 [ 89.226720][ T4526] ? lockdep_hardirqs_on+0x94/0x140 [ 89.231962][ T4526] task_work_run+0x125/0x1a0 [ 89.236601][ T4526] exit_to_user_mode_loop+0x10f/0x130 [ 89.242017][ T4526] exit_to_user_mode_prepare+0xee/0x180 [ 89.247601][ T4526] syscall_exit_to_user_mode+0x16/0x40 [ 89.253102][ T4526] do_syscall_64+0x58/0xa0 [ 89.257595][ T4526] ? clear_bhb_loop+0x30/0x80 [ 89.262312][ T4526] ? clear_bhb_loop+0x30/0x80 [ 89.267028][ T4526] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 89.272974][ T4526] RIP: 0033:0x7efcb7d16617 [ 89.277434][ T4526] Code: a2 c7 05 e8 78 11 00 00 00 00 00 eb 96 e8 f1 09 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 89.297079][ T4526] RSP: 002b:00007ffc7415fea8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 89.305549][ T4526] RAX: 0000000000000000 RBX: 00007efcb7d8ab22 RCX: 00007efcb7d16617 [ 89.313566][ T4526] RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007ffc7415ff60 [ 89.321606][ T4526] RBP: 00007ffc7415ff60 R08: 00007ffc74160f60 R09: 00000000ffffffff [ 89.329631][ T4526] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc74161020 [ 89.337648][ T4526] R13: 00007efcb7d8ab22 R14: 0000000000015a65 R15: 0000000000000006 [ 89.345692][ T4526] [ 89.348746][ T4526] [ 89.351109][ T4526] The buggy address belongs to the page: [ 89.356776][ T4526] page:ffffea0001be2b40 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1 pfn:0x6f8ad [ 89.367046][ T4526] flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) [ 89.374217][ T4526] raw: 00fff00000000000 ffffea0001bfce48 ffffea0001bfcdc8 0000000000000000 [ 89.382842][ T4526] raw: 0000000000000001 0000000000000000 00000000ffffffff 0000000000000000 [ 89.391448][ T4526] page dumped because: kasan: bad access detected [ 89.397899][ T4526] page_owner tracks the page as freed [ 89.403288][ T4526] page last allocated via order 0, migratetype Movable, gfp_mask 0x1100dca(GFP_HIGHUSER_MOVABLE|__GFP_ZERO), pid 4192, ts 64418597997, free_ts 66406679358 [ 89.418892][ T4526] get_page_from_freelist+0x1bbd/0x1ca0 [ 89.424491][ T4526] __alloc_pages+0x1ee/0x480 [ 89.429122][ T4526] alloc_pages_vma+0x393/0x7c0 [ 89.433918][ T4526] handle_mm_fault+0x23be/0x4410 [ 89.438895][ T4526] do_user_addr_fault+0x489/0xc80 [ 89.443960][ T4526] exc_page_fault+0x60/0x100 [ 89.448667][ T4526] asm_exc_page_fault+0x22/0x30 [ 89.453639][ T4526] page last free stack trace: [ 89.458336][ T4526] free_unref_page_prepare+0x637/0x6c0 [ 89.463843][ T4526] free_unref_page_list+0x119/0x820 [ 89.469087][ T4526] release_pages+0x186c/0x1be0 [ 89.473886][ T4526] tlb_flush_mmu+0xce/0x180 [ 89.478603][ T4526] unmap_page_range+0x2081/0x2500 [ 89.483659][ T4526] unmap_vmas+0x131/0x250 [ 89.488017][ T4526] exit_mmap+0x3b9/0x640 [ 89.492292][ T4526] __mmput+0x115/0x3b0 [ 89.496394][ T4526] exit_mm+0x5f7/0x770 [ 89.500502][ T4526] do_exit+0x5a9/0x20c0 [ 89.504693][ T4526] do_group_exit+0x12e/0x300 [ 89.509320][ T4526] get_signal+0x6d6/0x12d0 [ 89.513954][ T4526] arch_do_signal_or_restart+0xe7/0x12c0 [ 89.519623][ T4526] exit_to_user_mode_loop+0x9e/0x130 [ 89.524941][ T4526] exit_to_user_mode_prepare+0xee/0x180 [ 89.530515][ T4526] syscall_exit_to_user_mode+0x16/0x40 [ 89.536019][ T4526] [ 89.538367][ T4526] Memory state around the buggy address: [ 89.544026][ T4526] ffff88806f8acf00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 89.552121][ T4526] ffff88806f8acf80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 89.560213][ T4526] >ffff88806f8ad000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 89.568385][ T4526] ^ [ 89.572481][ T4526] ffff88806f8ad080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 89.580662][ T4526] ffff88806f8ad100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 89.588745][ T4526] ================================================================== [ 89.597010][ T4526] Disabling lock debugging due to kernel taint [ 89.614910][ T4526] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 89.622154][ T4526] CPU: 1 PID: 4526 Comm: syz-executor.0 Tainted: G B syzkaller #0 [ 89.631291][ T4526] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 89.641647][ T4526] Call Trace: [ 89.644952][ T4526] [ 89.647915][ T4526] dump_stack_lvl+0x188/0x250 [ 89.652635][ T4526] ? show_regs_print_info+0x20/0x20 [ 89.657871][ T4526] ? load_image+0x400/0x400 [ 89.662416][ T4526] panic+0x2e5/0x810 [ 89.666348][ T4526] ? bpf_jit_dump+0xd0/0xd0 [ 89.670890][ T4526] ? _raw_spin_unlock_irqrestore+0x10d/0x120 [ 89.676992][ T4526] ? _raw_spin_unlock+0x40/0x40 [ 89.681872][ T4526] ? crc_itu_t+0x1b2/0x280 [ 89.686315][ T4526] check_panic_on_warn+0x80/0xa0 [ 89.691311][ T4526] ? crc_itu_t+0x1b2/0x280 [ 89.695769][ T4526] end_report+0x6d/0xf0 [ 89.699956][ T4526] kasan_report+0x102/0x130 [ 89.704493][ T4526] ? crc_itu_t+0x1b2/0x280 [ 89.708947][ T4526] crc_itu_t+0x1b2/0x280 [ 89.713279][ T4526] udf_sync_fs+0x1ac/0x380 [ 89.717736][ T4526] ? udf_put_super+0x160/0x160 [ 89.722534][ T4526] ? get_nr_dirty_inodes+0x248/0x2d0 [ 89.727856][ T4526] sync_filesystem+0xe6/0x220 [ 89.732562][ T4526] generic_shutdown_super+0x6b/0x300 [ 89.737881][ T4526] kill_block_super+0x7c/0xe0 [ 89.742593][ T4526] deactivate_locked_super+0x93/0xf0 [ 89.747909][ T4526] cleanup_mnt+0x42d/0x4e0 [ 89.752518][ T4526] ? lockdep_hardirqs_on+0x94/0x140 [ 89.757762][ T4526] task_work_run+0x125/0x1a0 [ 89.762431][ T4526] exit_to_user_mode_loop+0x10f/0x130 [ 89.767835][ T4526] exit_to_user_mode_prepare+0xee/0x180 [ 89.773416][ T4526] syscall_exit_to_user_mode+0x16/0x40 [ 89.778913][ T4526] do_syscall_64+0x58/0xa0 [ 89.783368][ T4526] ? clear_bhb_loop+0x30/0x80 [ 89.788082][ T4526] ? clear_bhb_loop+0x30/0x80 [ 89.792796][ T4526] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 89.798720][ T4526] RIP: 0033:0x7efcb7d16617 [ 89.803168][ T4526] Code: a2 c7 05 e8 78 11 00 00 00 00 00 eb 96 e8 f1 09 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 89.822802][ T4526] RSP: 002b:00007ffc7415fea8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 89.831257][ T4526] RAX: 0000000000000000 RBX: 00007efcb7d8ab22 RCX: 00007efcb7d16617 [ 89.839267][ T4526] RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007ffc7415ff60 [ 89.847271][ T4526] RBP: 00007ffc7415ff60 R08: 00007ffc74160f60 R09: 00000000ffffffff [ 89.855536][ T4526] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc74161020 [ 89.863534][ T4526] R13: 00007efcb7d8ab22 R14: 0000000000015a65 R15: 0000000000000006 [ 89.871544][ T4526] [ 89.874812][ T4526] Kernel Offset: disabled [ 89.879252][ T4526] Rebooting in 86400 seconds..