[   62.856528][  T145] bridge0: port 1(bridge_slave_0) entered disabled state
[   62.880634][  T145] device veth1_macvtap left promiscuous mode
[   62.887310][  T145] device veth0_macvtap left promiscuous mode
[   62.893973][  T145] device veth1_vlan left promiscuous mode
[   62.900086][  T145] device veth0_vlan left promiscuous mode
[   63.063789][  T145] team0 (unregistering): Port device team_slave_1 removed
[   63.077115][  T145] team0 (unregistering): Port device team_slave_0 removed
[   63.089133][  T145] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[   63.105718][  T145] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[   63.155526][  T145] bond0 (unregistering): Released all slaves
[   71.456138][ T1421] ieee802154 phy0 wpan0: encryption failed: -22
[   71.462672][ T1421] ieee802154 phy1 wpan1: encryption failed: -22
Warning: Permanently added '10.128.0.140' (ED25519) to the list of known hosts.
2026/03/17 12:07:31 ignoring optional flag "type"="gce"
2026/03/17 12:07:31 parsed 1 programs
2026/03/17 12:07:32 executed programs: 0
[   75.781001][ T4429] chnl_net:caif_netlink_parms(): no params data found
[   75.820639][ T4429] bridge0: port 1(bridge_slave_0) entered blocking state
[   75.828118][ T4429] bridge0: port 1(bridge_slave_0) entered disabled state
[   75.836088][ T4429] device bridge_slave_0 entered promiscuous mode
[   75.845186][ T4429] bridge0: port 2(bridge_slave_1) entered blocking state
[   75.852518][ T4429] bridge0: port 2(bridge_slave_1) entered disabled state
[   75.860550][ T4429] device bridge_slave_1 entered promiscuous mode
[   75.886700][ T4429] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[   75.900272][ T4429] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[   75.936110][ T4429] team0: Port device team_slave_0 added
[   75.945319][ T4429] team0: Port device team_slave_1 added
[   75.970907][ T4429] batman_adv: batadv0: Adding interface: batadv_slave_0
[   75.978325][ T4429] 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.
[   76.005268][ T4429] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[   76.018046][ T4429] batman_adv: batadv0: Adding interface: batadv_slave_1
[   76.025324][ T4429] 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.
[   76.051606][ T4429] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[   76.093159][ T4429] device hsr_slave_0 entered promiscuous mode
[   76.100240][ T4429] device hsr_slave_1 entered promiscuous mode
[   76.665172][ T4429] netdevsim netdevsim0 netdevsim0: renamed from eth0
[   76.676296][ T4429] netdevsim netdevsim0 netdevsim1: renamed from eth1
[   76.694570][ T4429] netdevsim netdevsim0 netdevsim2: renamed from eth2
[   76.717010][ T4429] netdevsim netdevsim0 netdevsim3: renamed from eth3
[   76.761934][ T4429] bridge0: port 2(bridge_slave_1) entered blocking state
[   76.769187][ T4429] bridge0: port 2(bridge_slave_1) entered forwarding state
[   76.776706][ T4429] bridge0: port 1(bridge_slave_0) entered blocking state
[   76.783834][ T4429] bridge0: port 1(bridge_slave_0) entered forwarding state
[   76.826562][  T145] bridge0: port 1(bridge_slave_0) entered disabled state
[   76.836376][  T145] bridge0: port 2(bridge_slave_1) entered disabled state
[   76.886125][ T4429] 8021q: adding VLAN 0 to HW filter on device bond0
[   76.901888][  T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[   76.911572][  T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[   76.930315][ T4429] 8021q: adding VLAN 0 to HW filter on device team0
[   76.942191][    T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[   76.963663][    T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[   76.972218][    T9] bridge0: port 1(bridge_slave_0) entered blocking state
[   76.979583][    T9] bridge0: port 1(bridge_slave_0) entered forwarding state
[   77.028665][    T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[   77.043726][    T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[   77.052438][    T9] bridge0: port 2(bridge_slave_1) entered blocking state
[   77.059619][    T9] bridge0: port 2(bridge_slave_1) entered forwarding state
[   77.097329][    T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[   77.129837][    T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[   77.168121][  T145] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[   77.179313][  T145] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[   77.191144][  T145] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[   77.204432][  T145] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[   77.214406][  T145] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[   77.223864][  T145] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[   77.232489][  T145] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[   77.258772][ T4429] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[   77.279536][ T4429] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[   77.293139][  T145] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[   77.316117][  T145] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[   77.566859][  T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[   77.575328][  T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[   77.599205][ T4429] 8021q: adding VLAN 0 to HW filter on device batadv0
[   77.643871][  T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[   77.653800][  T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[   77.669748][ T4429] device veth0_vlan entered promiscuous mode
[   77.695772][  T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[   77.705205][  T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[   77.729559][ T4429] device veth1_vlan entered promiscuous mode
[   77.741470][  T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[   77.751328][  T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[   77.761351][  T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[   77.773938][ T4204] Bluetooth: hci0: command 0x0409 tx timeout
[   77.787229][  T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[   77.796220][  T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[   77.805437][  T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[   77.817346][ T4429] device veth0_macvtap entered promiscuous mode
[   77.831427][ T4429] device veth1_macvtap entered promiscuous mode
[   77.839428][  T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[   77.849935][  T144] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[   77.871076][ T4429] batman_adv: batadv0: Interface activated: batadv_slave_0
[   77.878789][  T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[   77.887508][  T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[   77.907000][ T4429] batman_adv: batadv0: Interface activated: batadv_slave_1
[   77.914678][    T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[   77.925494][    T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[   77.938023][ T4429] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[   77.949061][ T4429] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[   77.960379][ T4429] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[   77.971472][ T4429] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[   78.064900][ T4519] ------------[ cut here ]------------
[   78.070620][ T4519] WARNING: CPU: 0 PID: 4519 at block/genhd.c:590 del_gendisk+0x70d/0x780
[   78.082159][ T4519] Modules linked in:
[   78.087789][ T4519] CPU: 0 PID: 4519 Comm: syz-executor.0 Not tainted syzkaller #0
[   78.097278][ T4519] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[   78.108196][ T4519] RIP: 0010:del_gendisk+0x70d/0x780
[   78.114342][ T4519] Code: 00 00 4c 89 f6 e8 43 b3 fa ff 4c 89 f7 be 01 00 00 00 48 83 c4 18 5b 41 5c 41 5d 41 5e 41 5f 5d e9 f8 2d fd ff e8 d3 54 ab fd <0f> 0b 48 83 c4 18 5b 41 5c 41 5d 41 5e 41 5f 5d c3 44 89 e1 80 e1
[   78.134742][ T4519] RSP: 0018:ffffc900032efd88 EFLAGS: 00010293
[   78.141003][ T4519] RAX: ffffffff83cdcc3d RBX: 0000000000000000 RCX: ffff888022988000
[   78.149602][ T4519] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   78.158373][ T4519] RBP: ffff888024032080 R08: ffffc900032efd87 R09: 1ffff9200065dfb0
[   78.167292][ T4519] R10: dffffc0000000000 R11: fffff5200065dfb1 R12: ffff8880240320a0
[   78.177859][ T4519] R13: ffff888147d513d8 R14: ffff88802364aac0 R15: ffff888024032000
[   78.186534][ T4519] FS:  00007ff828aea6c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
[   78.196374][ T4519] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.203428][ T4519] CR2: 00007ff82979a3d0 CR3: 0000000074194000 CR4: 00000000003506f0
[   78.211721][ T4519] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   78.221375][ T4519] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   78.230366][ T4519] Call Trace:
[   78.234680][ T4519]  <TASK>
[   78.237785][ T4519]  loop_remove+0x3e/0xd0
[   78.242276][ T4519]  loop_control_ioctl+0x46b/0x560
[   78.247923][ T4519]  ? xor_init+0x60/0x60
[   78.252254][ T4519]  ? bpf_lsm_file_ioctl+0x5/0x10
[   78.259856][ T4519]  ? security_file_ioctl+0x7c/0xa0
[   78.265446][ T4519]  ? xor_init+0x60/0x60
[   78.269766][ T4519]  __se_sys_ioctl+0xfa/0x170
[   78.274931][ T4519]  do_syscall_64+0x4c/0xa0
[   78.279541][ T4519]  ? clear_bhb_loop+0x30/0x80
[   78.284845][ T4519]  ? clear_bhb_loop+0x30/0x80
[   78.289686][ T4519]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[   78.296554][ T4519] RIP: 0033:0x7ff829758fb9
[   78.301127][ T4519] Code: 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 d0 ff ff ff f7 d8 64 89 01 48
[   78.321564][ T4519] RSP: 002b:00007ff828aea0b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[   78.331106][ T4519] RAX: ffffffffffffffda RBX: 00007ff829897f80 RCX: 00007ff829758fb9
[   78.342379][ T4519] RDX: 0000000020000000 RSI: 0000000000004c81 RDI: 0000000000000004
[   78.351302][ T4519] RBP: 00007ff8297ceb38 R08: 0000000000000000 R09: 0000000000000000
[   78.359858][ T4519] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[   78.369166][ T4519] R13: 000000000000000b R14: 00007ff829897f80 R15: 00007ffd3710bd88
[   78.377733][ T4519]  </TASK>
[   78.380974][ T4519] Kernel panic - not syncing: kernel: panic_on_warn set ...
[   78.388282][ T4519] CPU: 0 PID: 4519 Comm: syz-executor.0 Not tainted syzkaller #0
[   78.396121][ T4519] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[   78.406288][ T4519] Call Trace:
[   78.409632][ T4519]  <TASK>
[   78.412881][ T4519]  dump_stack_lvl+0x188/0x250
[   78.417589][ T4519]  ? show_regs_print_info+0x20/0x20
[   78.422822][ T4519]  ? load_image+0x400/0x400
[   78.427369][ T4519]  panic+0x2e5/0x810
[   78.431388][ T4519]  ? bpf_jit_dump+0xd0/0xd0
[   78.436025][ T4519]  ? del_gendisk+0x70d/0x780
[   78.440732][ T4519]  __warn+0x248/0x2b0
[   78.444829][ T4519]  ? del_gendisk+0x70d/0x780
[   78.449448][ T4519]  report_bug+0x1b7/0x2e0
[   78.453900][ T4519]  handle_bug+0x3a/0x70
[   78.458093][ T4519]  exc_invalid_op+0x16/0x40
[   78.462640][ T4519]  asm_exc_invalid_op+0x16/0x20
[   78.467784][ T4519] RIP: 0010:del_gendisk+0x70d/0x780
[   78.473016][ T4519] Code: 00 00 4c 89 f6 e8 43 b3 fa ff 4c 89 f7 be 01 00 00 00 48 83 c4 18 5b 41 5c 41 5d 41 5e 41 5f 5d e9 f8 2d fd ff e8 d3 54 ab fd <0f> 0b 48 83 c4 18 5b 41 5c 41 5d 41 5e 41 5f 5d c3 44 89 e1 80 e1
[   78.492839][ T4519] RSP: 0018:ffffc900032efd88 EFLAGS: 00010293
[   78.499052][ T4519] RAX: ffffffff83cdcc3d RBX: 0000000000000000 RCX: ffff888022988000
[   78.507071][ T4519] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   78.515471][ T4519] RBP: ffff888024032080 R08: ffffc900032efd87 R09: 1ffff9200065dfb0
[   78.523486][ T4519] R10: dffffc0000000000 R11: fffff5200065dfb1 R12: ffff8880240320a0
[   78.531573][ T4519] R13: ffff888147d513d8 R14: ffff88802364aac0 R15: ffff888024032000
[   78.539772][ T4519]  ? del_gendisk+0x70d/0x780
[   78.544683][ T4519]  ? del_gendisk+0x70d/0x780
[   78.549405][ T4519]  loop_remove+0x3e/0xd0
[   78.553685][ T4519]  loop_control_ioctl+0x46b/0x560
[   78.558835][ T4519]  ? xor_init+0x60/0x60
[   78.563117][ T4519]  ? bpf_lsm_file_ioctl+0x5/0x10
[   78.568190][ T4519]  ? security_file_ioctl+0x7c/0xa0
[   78.573432][ T4519]  ? xor_init+0x60/0x60
[   78.577635][ T4519]  __se_sys_ioctl+0xfa/0x170
[   78.582390][ T4519]  do_syscall_64+0x4c/0xa0
[   78.587054][ T4519]  ? clear_bhb_loop+0x30/0x80
[   78.591761][ T4519]  ? clear_bhb_loop+0x30/0x80
[   78.596480][ T4519]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[   78.602402][ T4519] RIP: 0033:0x7ff829758fb9
[   78.606973][ T4519] Code: 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 d0 ff ff ff f7 d8 64 89 01 48
[   78.627166][ T4519] RSP: 002b:00007ff828aea0b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[   78.635616][ T4519] RAX: ffffffffffffffda RBX: 00007ff829897f80 RCX: 00007ff829758fb9
[   78.643615][ T4519] RDX: 0000000020000000 RSI: 0000000000004c81 RDI: 0000000000000004
[   78.651713][ T4519] RBP: 00007ff8297ceb38 R08: 0000000000000000 R09: 0000000000000000
[   78.659811][ T4519] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[   78.667819][ T4519] R13: 000000000000000b R14: 00007ff829897f80 R15: 00007ffd3710bd88
[   78.675844][ T4519]  </TASK>
[   78.679345][ T4519] Kernel Offset: disabled
[   78.683762][ T4519] Rebooting in 86400 seconds..