Warning: Permanently added '10.128.1.112' (ED25519) to the list of known hosts.
2026/02/27 18:39:11 ignoring optional flag "type"="gce"
2026/02/27 18:39:12 parsed 1 programs
2026/02/27 18:39:12 executed programs: 0
[ 79.665871][ T4462] chnl_net:caif_netlink_parms(): no params data found
[ 79.730434][ T4462] bridge0: port 1(bridge_slave_0) entered blocking state
[ 79.738545][ T4462] bridge0: port 1(bridge_slave_0) entered disabled state
[ 79.747042][ T4462] device bridge_slave_0 entered promiscuous mode
[ 79.755970][ T4462] bridge0: port 2(bridge_slave_1) entered blocking state
[ 79.763367][ T4462] bridge0: port 2(bridge_slave_1) entered disabled state
[ 79.771499][ T4462] device bridge_slave_1 entered promiscuous mode
[ 79.798887][ T4462] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 79.810882][ T4462] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 79.842845][ T4462] team0: Port device team_slave_0 added
[ 79.853617][ T4462] team0: Port device team_slave_1 added
[ 79.878255][ T4462] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 79.885772][ T4462] 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.
[ 79.913140][ T4462] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 79.926318][ T4462] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 79.933530][ T4462] 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.
[ 79.960356][ T4462] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 80.000740][ T4462] device hsr_slave_0 entered promiscuous mode
[ 80.008350][ T4462] device hsr_slave_1 entered promiscuous mode
[ 80.539624][ T4462] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 80.549689][ T4462] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 80.561873][ T4462] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 80.575574][ T4462] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 80.601581][ T4462] bridge0: port 2(bridge_slave_1) entered blocking state
[ 80.609130][ T4462] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 80.616801][ T4462] bridge0: port 1(bridge_slave_0) entered blocking state
[ 80.624121][ T4462] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 80.656851][ T144] bridge0: port 1(bridge_slave_0) entered disabled state
[ 80.666736][ T144] bridge0: port 2(bridge_slave_1) entered disabled state
[ 80.708141][ T4462] 8021q: adding VLAN 0 to HW filter on device bond0
[ 80.722214][ T3012] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 80.741251][ T3012] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 80.755876][ T4462] 8021q: adding VLAN 0 to HW filter on device team0
[ 80.766471][ T3012] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 80.776847][ T3012] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 80.786429][ T3012] bridge0: port 1(bridge_slave_0) entered blocking state
[ 80.793738][ T3012] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 80.807353][ T3012] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 80.816696][ T3012] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 80.826490][ T3012] bridge0: port 2(bridge_slave_1) entered blocking state
[ 80.833789][ T3012] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 80.854267][ T3012] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 80.864820][ T3012] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 80.874766][ T3012] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 80.886174][ T3012] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 80.899314][ T3012] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 80.910828][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 80.920459][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 80.938837][ T4462] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network
[ 80.951513][ T4462] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[ 80.966660][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 80.975683][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 80.985620][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 80.995344][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 81.004373][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 81.139281][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 81.147625][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 81.163427][ T4462] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 81.187982][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 81.199834][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 81.224526][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 81.234636][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 81.245576][ T4462] device veth0_vlan entered promiscuous mode
[ 81.254308][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 81.263501][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 81.276467][ T4462] device veth1_vlan entered promiscuous mode
[ 81.303121][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 81.316023][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 81.325098][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 81.335934][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 81.348791][ T4462] device veth0_macvtap entered promiscuous mode
[ 81.360676][ T4462] device veth1_macvtap entered promiscuous mode
[ 81.380080][ T4462] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 81.389071][ T3012] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 81.398592][ T3012] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 81.408977][ T3012] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 81.418568][ T3012] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 81.431054][ T4462] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 81.439817][ T3012] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 81.449567][ T3012] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 81.463336][ T4462] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 81.472207][ T4462] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 81.483993][ T4462] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 81.493501][ T4462] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 81.585936][ T4564] loop0: detected capacity change from 0 to 2048
[ 81.597466][ T4564] =======================================================
[ 81.597466][ T4564] WARNING: The mand mount option has been deprecated and
[ 81.597466][ T4564] and is ignored by this kernel. Remove the mand
[ 81.597466][ T4564] option from the mount to silence this warning.
[ 81.597466][ T4564] =======================================================
[ 81.636271][ T21] Bluetooth: hci0: command 0x0409 tx timeout
[ 81.651253][ T4564] UDF-fs: error (device loop0): udf_read_tagged: tag checksum failed, block 99: 0x27 != 0x4d
[ 81.666414][ T4564] UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000)
[ 81.689834][ T26] audit: type=1800 audit(1772217554.402:2): pid=4564 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor.0" name="bus" dev="loop0" ino=1367 res=0 errno=0
[ 81.765558][ T3163] cfg80211: failed to load regulatory.db
[ 81.989017][ T4462] ==================================================================
[ 81.997535][ T4462] BUG: KASAN: use-after-free in crc_itu_t+0x1fa/0x280
[ 82.004520][ T4462] Read of size 1 at addr ffff88806ea8a000 by task syz-executor.0/4462
[ 82.013157][ T4462]
[ 82.015596][ T4462] CPU: 1 PID: 4462 Comm: syz-executor.0 Not tainted syzkaller #0
[ 82.023790][ T4462] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 82.034236][ T4462] Call Trace:
[ 82.037675][ T4462]
[ 82.040633][ T4462] dump_stack_lvl+0x188/0x250
[ 82.045506][ T4462] ? show_regs_print_info+0x20/0x20
[ 82.050779][ T4462] ? load_image+0x400/0x400
[ 82.055686][ T4462] ? _raw_spin_lock_irqsave+0xbc/0x100
[ 82.061284][ T4462] print_address_description+0x60/0x2d0
[ 82.066943][ T4462] ? crc_itu_t+0x1fa/0x280
[ 82.071383][ T4462] kasan_report+0xdf/0x130
[ 82.075830][ T4462] ? crc_itu_t+0x1fa/0x280
[ 82.080401][ T4462] crc_itu_t+0x1fa/0x280
[ 82.084761][ T4462] udf_sync_fs+0x1ac/0x380
[ 82.089291][ T4462] ? udf_put_super+0x160/0x160
[ 82.094081][ T4462] ? get_nr_dirty_inodes+0x248/0x2d0
[ 82.099547][ T4462] sync_filesystem+0xe6/0x220
[ 82.104534][ T4462] generic_shutdown_super+0x6b/0x300
[ 82.110496][ T4462] kill_block_super+0x7c/0xe0
[ 82.115299][ T4462] deactivate_locked_super+0x93/0xf0
[ 82.120692][ T4462] cleanup_mnt+0x42d/0x4e0
[ 82.125144][ T4462] ? lockdep_hardirqs_on+0x94/0x140
[ 82.130472][ T4462] task_work_run+0x125/0x1a0
[ 82.135243][ T4462] exit_to_user_mode_loop+0x10f/0x130
[ 82.140633][ T4462] exit_to_user_mode_prepare+0xee/0x180
[ 82.146196][ T4462] syscall_exit_to_user_mode+0x16/0x40
[ 82.151678][ T4462] do_syscall_64+0x58/0xa0
[ 82.156127][ T4462] ? clear_bhb_loop+0x30/0x80
[ 82.160847][ T4462] ? clear_bhb_loop+0x30/0x80
[ 82.165568][ T4462] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 82.171669][ T4462] RIP: 0033:0x7f936f5d4617
[ 82.176124][ T4462] 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
[ 82.196034][ T4462] RSP: 002b:00007ffe6c93a7b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 82.204581][ T4462] RAX: 0000000000000000 RBX: 00007f936f648b22 RCX: 00007f936f5d4617
[ 82.212855][ T4462] RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007ffe6c93a870
[ 82.221028][ T4462] RBP: 00007ffe6c93a870 R08: 00007ffe6c93b870 R09: 00000000ffffffff
[ 82.229461][ T4462] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe6c93b930
[ 82.237639][ T4462] R13: 00007f936f648b22 R14: 0000000000013e62 R15: 0000000000000006
[ 82.245827][ T4462]
[ 82.248953][ T4462]
[ 82.251284][ T4462] The buggy address belongs to the page:
[ 82.257098][ T4462] page:ffffea0001baa280 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1 pfn:0x6ea8a
[ 82.267359][ T4462] flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
[ 82.274581][ T4462] raw: 00fff00000000000 ffffea0001c23508 ffffea0001ba9d48 0000000000000000
[ 82.283537][ T4462] raw: 0000000000000001 0000000000000000 00000000ffffffff 0000000000000000
[ 82.292231][ T4462] page dumped because: kasan: bad access detected
[ 82.298678][ T4462] page_owner tracks the page as freed
[ 82.304518][ T4462] page last allocated via order 0, migratetype Movable, gfp_mask 0x1100dca(GFP_HIGHUSER_MOVABLE|__GFP_ZERO), pid 4562, ts 81588251778, free_ts 81595133185
[ 82.321041][ T4462] get_page_from_freelist+0x1bbd/0x1ca0
[ 82.326722][ T4462] __alloc_pages+0x1ee/0x480
[ 82.331335][ T4462] alloc_pages_vma+0x393/0x7c0
[ 82.336208][ T4462] handle_mm_fault+0x23be/0x4410
[ 82.341342][ T4462] do_user_addr_fault+0x489/0xc80
[ 82.346387][ T4462] exc_page_fault+0x60/0x100
[ 82.351167][ T4462] asm_exc_page_fault+0x22/0x30
[ 82.356123][ T4462] page last free stack trace:
[ 82.360806][ T4462] free_unref_page_prepare+0x637/0x6c0
[ 82.366284][ T4462] free_unref_page_list+0x119/0x820
[ 82.371593][ T4462] release_pages+0x186c/0x1be0
[ 82.376489][ T4462] tlb_finish_mmu+0x176/0x300
[ 82.381205][ T4462] exit_mmap+0x3d0/0x640
[ 82.385567][ T4462] __mmput+0x115/0x3b0
[ 82.389742][ T4462] exit_mm+0x588/0x6e0
[ 82.393913][ T4462] do_exit+0x5a9/0x20c0
[ 82.398217][ T4462] do_group_exit+0x12e/0x300
[ 82.402931][ T4462] __x64_sys_exit_group+0x3b/0x40
[ 82.407986][ T4462] do_syscall_64+0x4c/0xa0
[ 82.412575][ T4462] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 82.418582][ T4462]
[ 82.420926][ T4462] Memory state around the buggy address:
[ 82.426751][ T4462] ffff88806ea89f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[ 82.434989][ T4462] ffff88806ea89f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[ 82.443432][ T4462] >ffff88806ea8a000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
[ 82.451806][ T4462] ^
[ 82.456107][ T4462] ffff88806ea8a080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
[ 82.464378][ T4462] ffff88806ea8a100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
[ 82.472755][ T4462] ==================================================================
[ 82.481027][ T4462] Disabling lock debugging due to kernel taint
[ 82.505307][ T4462] Kernel panic - not syncing: KASAN: panic_on_warn set ...
[ 82.512891][ T4462] CPU: 1 PID: 4462 Comm: syz-executor.0 Tainted: G B syzkaller #0
[ 82.522550][ T4462] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 82.533453][ T4462] Call Trace:
[ 82.536880][ T4462]
[ 82.539917][ T4462] dump_stack_lvl+0x188/0x250
[ 82.544772][ T4462] ? show_regs_print_info+0x20/0x20
[ 82.550118][ T4462] ? load_image+0x400/0x400
[ 82.554974][ T4462] panic+0x2e5/0x810
[ 82.558909][ T4462] ? bpf_jit_dump+0xd0/0xd0
[ 82.563446][ T4462] ? _raw_spin_unlock_irqrestore+0x10d/0x120
[ 82.569759][ T4462] ? _raw_spin_unlock+0x40/0x40
[ 82.574845][ T4462] ? crc_itu_t+0x1fa/0x280
[ 82.579400][ T4462] check_panic_on_warn+0x80/0xa0
[ 82.584454][ T4462] ? crc_itu_t+0x1fa/0x280
[ 82.589003][ T4462] end_report+0x6d/0xf0
[ 82.593199][ T4462] kasan_report+0x102/0x130
[ 82.597894][ T4462] ? crc_itu_t+0x1fa/0x280
[ 82.602607][ T4462] crc_itu_t+0x1fa/0x280
[ 82.606973][ T4462] udf_sync_fs+0x1ac/0x380
[ 82.611685][ T4462] ? udf_put_super+0x160/0x160
[ 82.616546][ T4462] ? get_nr_dirty_inodes+0x248/0x2d0
[ 82.622137][ T4462] sync_filesystem+0xe6/0x220
[ 82.626850][ T4462] generic_shutdown_super+0x6b/0x300
[ 82.632393][ T4462] kill_block_super+0x7c/0xe0
[ 82.637109][ T4462] deactivate_locked_super+0x93/0xf0
[ 82.642514][ T4462] cleanup_mnt+0x42d/0x4e0
[ 82.646967][ T4462] ? lockdep_hardirqs_on+0x94/0x140
[ 82.652201][ T4462] task_work_run+0x125/0x1a0
[ 82.657022][ T4462] exit_to_user_mode_loop+0x10f/0x130
[ 82.662612][ T4462] exit_to_user_mode_prepare+0xee/0x180
[ 82.668278][ T4462] syscall_exit_to_user_mode+0x16/0x40
[ 82.673943][ T4462] do_syscall_64+0x58/0xa0
[ 82.678390][ T4462] ? clear_bhb_loop+0x30/0x80
[ 82.683459][ T4462] ? clear_bhb_loop+0x30/0x80
[ 82.688342][ T4462] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 82.694961][ T4462] RIP: 0033:0x7f936f5d4617
[ 82.699485][ T4462] 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
[ 82.720535][ T4462] RSP: 002b:00007ffe6c93a7b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 82.729770][ T4462] RAX: 0000000000000000 RBX: 00007f936f648b22 RCX: 00007f936f5d4617
[ 82.737873][ T4462] RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007ffe6c93a870
[ 82.745957][ T4462] RBP: 00007ffe6c93a870 R08: 00007ffe6c93b870 R09: 00000000ffffffff
[ 82.754046][ T4462] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe6c93b930
[ 82.762232][ T4462] R13: 00007f936f648b22 R14: 0000000000013e62 R15: 0000000000000006
[ 82.770675][ T4462]
[ 82.774213][ T4462] Kernel Offset: disabled
[ 82.778719][ T4462] Rebooting in 86400 seconds..