Warning: Permanently added '10.128.1.72' (ED25519) to the list of known hosts.
2026/01/19 03:35:51 ignoring optional flag "sandbox_arg"="0"
2026/01/19 03:35:51 ignoring optional flag "type"="gce"
2026/01/19 03:35:51 parsed 1 programs
2026/01/19 03:35:51 executed programs: 0
[   93.987205][ T6010] cgroup: Unknown subsys name 'net'
[   93.995178][ T6010] cgroup: Unknown subsys name 'cpuset'
[   94.002293][ T6010] cgroup: Unknown subsys name 'rlimit'
[   95.122057][ T5830] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[   95.129892][ T5830] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[   95.137775][ T5830] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[   95.145597][ T5830] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[   95.153764][ T5830] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[   95.264412][ T6017] chnl_net:caif_netlink_parms(): no params data found
[   95.328187][ T6017] bridge0: port 1(bridge_slave_0) entered blocking state
[   95.335380][ T6017] bridge0: port 1(bridge_slave_0) entered disabled state
[   95.342832][ T6017] bridge_slave_0: entered allmulticast mode
[   95.349894][ T6017] bridge_slave_0: entered promiscuous mode
[   95.358101][ T6017] bridge0: port 2(bridge_slave_1) entered blocking state
[   95.365257][ T6017] bridge0: port 2(bridge_slave_1) entered disabled state
[   95.372503][ T6017] bridge_slave_1: entered allmulticast mode
[   95.379609][ T6017] bridge_slave_1: entered promiscuous mode
[   95.408710][ T6017] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[   95.420204][ T6017] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[   95.449348][ T6017] team0: Port device team_slave_0 added
[   95.457746][ T6017] team0: Port device team_slave_1 added
[   95.483356][ T6017] batman_adv: batadv0: Adding interface: batadv_slave_0
[   95.491512][ T6017] 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 1532 would solve the problem.
[   95.517644][ T6017] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[   95.530136][ T6017] batman_adv: batadv0: Adding interface: batadv_slave_1
[   95.537178][ T6017] 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 1532 would solve the problem.
[   95.563102][ T6017] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[   95.597342][ T6017] hsr_slave_0: entered promiscuous mode
[   95.603696][ T6017] hsr_slave_1: entered promiscuous mode
[   95.703563][ T6017] bridge0: port 2(bridge_slave_1) entered blocking state
[   95.710822][ T6017] bridge0: port 2(bridge_slave_1) entered forwarding state
[   95.718373][ T6017] bridge0: port 1(bridge_slave_0) entered blocking state
[   95.725480][ T6017] bridge0: port 1(bridge_slave_0) entered forwarding state
[   95.773346][ T6017] 8021q: adding VLAN 0 to HW filter on device bond0
[   95.788876][   T36] bridge0: port 1(bridge_slave_0) entered disabled state
[   95.798604][   T36] bridge0: port 2(bridge_slave_1) entered disabled state
[   95.813788][ T6017] 8021q: adding VLAN 0 to HW filter on device team0
[   95.826295][ T2952] bridge0: port 1(bridge_slave_0) entered blocking state
[   95.833392][ T2952] bridge0: port 1(bridge_slave_0) entered forwarding state
[   95.848690][   T36] bridge0: port 2(bridge_slave_1) entered blocking state
[   95.855833][   T36] bridge0: port 2(bridge_slave_1) entered forwarding state
[   95.919410][ T6017] 8021q: adding VLAN 0 to HW filter on device batadv0
[   96.197378][ T6017] veth0_vlan: entered promiscuous mode
[   96.208312][ T6017] veth1_vlan: entered promiscuous mode
[   96.233659][ T6017] veth0_macvtap: entered promiscuous mode
[   96.243414][ T6017] veth1_macvtap: entered promiscuous mode
[   96.264673][ T6017] batman_adv: batadv0: Interface activated: batadv_slave_0
[   96.277426][ T6017] batman_adv: batadv0: Interface activated: batadv_slave_1
[   97.178486][ T5830] block nbd0: Receive control failed (result -32)
[   97.181260][ T6044] block nbd0: shutting down sockets
[   97.196922][ T5830] Bluetooth: hci0: command tx timeout
[   98.058818][ T5830] block nbd0: Receive control failed (result -104)
[   99.276067][ T5830] Bluetooth: hci0: command tx timeout
[  101.357427][ T5830] Bluetooth: hci0: command tx timeout
[  103.436235][ T5830] Bluetooth: hci0: command tx timeout
[  127.686172][   T11] block nbd0: Possible stuck request ffff8880258b5400: control (flush@18446744073709551104,0B). Runtime 30 seconds
[  132.801991][ T1300] ieee802154 phy0 wpan0: encryption failed: -22
[  132.808669][ T1300] ieee802154 phy1 wpan1: encryption failed: -22
[  157.757131][   T11] block nbd0: Possible stuck request ffff8880258b5400: control (flush@18446744073709551104,0B). Runtime 60 seconds
[  187.836616][   T11] block nbd0: Possible stuck request ffff8880258b5400: control (flush@18446744073709551104,0B). Runtime 90 seconds
[  194.241333][ T1300] ieee802154 phy0 wpan0: encryption failed: -22
[  194.247910][ T1300] ieee802154 phy1 wpan1: encryption failed: -22
[  217.916338][   T11] block nbd0: Possible stuck request ffff8880258b5400: control (flush@18446744073709551104,0B). Runtime 120 seconds
[  221.916163][ T5145] Bluetooth: hci0: command 0x0406 tx timeout
[  248.016231][   T11] block nbd0: Possible stuck request ffff8880258b5400: control (flush@18446744073709551104,0B). Runtime 150 seconds
[  255.036301][   T31] INFO: task syz-executor.0:6046 blocked for more than 143 seconds.
[  255.044403][   T31]       Not tainted syzkaller #0
[  255.049568][   T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  255.058738][   T31] task:syz-executor.0  state:D stack:28184 pid:6046  tgid:6045  ppid:6017   task_flags:0x480140 flags:0x00080002
[  255.070830][   T31] Call Trace:
[  255.074104][   T31]  <TASK>
[  255.077162][   T31]  __schedule+0x14db/0x5030
[  255.081764][   T31]  ? __lock_acquire+0x6b6/0x2cf0
[  255.086751][   T31]  ? __pfx___schedule+0x10/0x10
[  255.091608][   T31]  ? schedule+0x91/0x360
[  255.095853][   T31]  schedule+0x165/0x360
[  255.100035][   T31]  blk_mq_freeze_queue_wait+0xf1/0x170
[  255.105557][   T31]  ? __pfx_blk_mq_freeze_queue_wait+0x10/0x10
[  255.111734][   T31]  ? queue_limits_commit_update_frozen+0x56/0xd0
[  255.118089][   T31]  ? __pfx_autoremove_wake_function+0x10/0x10
[  255.124234][   T31]  queue_limits_commit_update_frozen+0x56/0xd0
[  255.130431][   T31]  nbd_set_size+0x409/0x640
[  255.134940][   T31]  ? __pfx_nbd_set_size+0x10/0x10
[  255.140656][   T31]  ? nbd_start_device+0x8da/0xb10
[  255.145777][   T31]  nbd_ioctl+0x577/0xe00
[  255.150111][   T31]  ? __pfx_nbd_ioctl+0x10/0x10
[  255.154886][   T31]  ? __pfx_nbd_ioctl+0x10/0x10
[  255.159685][   T31]  blkdev_ioctl+0x60e/0x710
[  255.164213][   T31]  ? __pfx_blkdev_ioctl+0x10/0x10
[  255.169292][   T31]  ? __fget_files+0x2a/0x420
[  255.173891][   T31]  ? bpf_lsm_file_ioctl+0x9/0x20
[  255.178861][   T31]  ? __pfx_blkdev_ioctl+0x10/0x10
[  255.183946][   T31]  __se_sys_ioctl+0xfc/0x170
[  255.188584][   T31]  do_syscall_64+0xec/0xf80
[  255.193089][   T31]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  255.199266][   T31]  ? clear_bhb_loop+0x40/0x90
[  255.203946][   T31]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  255.209879][   T31] RIP: 0033:0x7f8b2dc79829
[  255.214313][   T31] RSP: 002b:00007f8b2ed190c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  255.222751][   T31] RAX: ffffffffffffffda RBX: 00007f8b2dd8bf60 RCX: 00007f8b2dc79829
[  255.230761][   T31] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000004
[  255.238780][   T31] RBP: 00007f8b2dcd5074 R08: 0000000000000000 R09: 0000000000000000
[  255.246843][   T31] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[  255.254853][   T31] R13: 000000000000000b R14: 00007f8b2dd8bf60 R15: 00007ffd560b1bf8
[  255.262973][   T31]  </TASK>
[  255.266056][   T31] 
[  255.266056][   T31] Showing all locks held in the system:
[  255.273763][   T31] 1 lock held by khungtaskd/31:
[  255.278744][   T31]  #0: ffffffff8e144ce0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
[  255.288720][   T31] 5 locks held by kworker/u8:8/2952:
[  255.294012][   T31] 2 locks held by getty/5573:
[  255.298726][   T31]  #0: ffff88814d8350a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[  255.308528][   T31]  #1: ffffc9000332b2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x449/0x1460
[  255.318653][   T31] 4 locks held by syz-executor.0/6046:
[  255.324103][   T31]  #0: ffff8880259d7278 (&nbd->config_lock){+.+.}-{4:4}, at: nbd_start_device+0x189/0xb10
[  255.334050][   T31]  #1: ffff888141f6f920 (&q->limits_lock){+.+.}-{4:4}, at: nbd_set_size+0x243/0x640
[  255.343510][   T31]  #2: ffff888141f6f2c0 (&q->q_usage_counter(io)#49){++++}-{0:0}, at: queue_limits_commit_update_frozen+0x56/0xd0
[  255.355815][   T31]  #3: ffff888141f6f2f8 (&q->q_usage_counter(queue)#33){+.+.}-{0:0}, at: queue_limits_commit_update_frozen+0x56/0xd0
[  255.368140][   T31] 
[  255.370449][   T31] =============================================
[  255.370449][   T31] 
[  255.378976][   T31] NMI backtrace for cpu 1
[  255.379001][   T31] CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) 
[  255.379023][   T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  255.379031][   T31] Call Trace:
[  255.379036][   T31]  <TASK>
[  255.379042][   T31]  dump_stack_lvl+0xe8/0x150
[  255.379065][   T31]  nmi_cpu_backtrace+0x274/0x2d0
[  255.379087][   T31]  ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[  255.379106][   T31]  nmi_trigger_cpumask_backtrace+0x17a/0x300
[  255.379128][   T31]  sys_info+0x135/0x170
[  255.379147][   T31]  watchdog+0xf95/0xfe0
[  255.379165][   T31]  ? watchdog+0x20a/0xfe0
[  255.379183][   T31]  kthread+0x389/0x480
[  255.379197][   T31]  ? __pfx_watchdog+0x10/0x10
[  255.379211][   T31]  ? __pfx_kthread+0x10/0x10
[  255.379227][   T31]  ret_from_fork+0x510/0xa50
[  255.379249][   T31]  ? __pfx_ret_from_fork+0x10/0x10
[  255.379267][   T31]  ? __switch_to+0xc9e/0x1480
[  255.379286][   T31]  ? __pfx_kthread+0x10/0x10
[  255.379301][   T31]  ret_from_fork_asm+0x1a/0x30
[  255.379337][   T31]  </TASK>
[  255.379344][   T31] Sending NMI from CPU 1 to CPUs 0:
[  255.489345][    C0] NMI backtrace for cpu 0
[  255.489360][    C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted syzkaller #0 PREEMPT(full) 
[  255.489378][    C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  255.489387][    C0] RIP: 0010:pv_native_safe_halt+0x13/0x20
[  255.489410][    C0] Code: cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d e3 bd 29 00 f3 0f 1e fa fb f4 <c3> cc cc cc cc cc cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90
[  255.489423][    C0] RSP: 0018:ffffffff8de07dc0 EFLAGS: 00000242
[  255.489436][    C0] RAX: 000000000014059b RBX: ffffffff8197831e RCX: 0000000080000001
[  255.489447][    C0] RDX: 0000000000000001 RSI: ffffffff8d9a73db RDI: ffffffff8be09760
[  255.489458][    C0] RBP: ffffffff8de07eb0 R08: ffff8880b863375b R09: 1ffff110170c66eb
[  255.489469][    C0] R10: dffffc0000000000 R11: ffffed10170c66ec R12: ffffffff8fa2d9f0
[  255.489480][    C0] R13: 1ffffffff1bd29d0 R14: 0000000000000000 R15: 0000000000000000
[  255.489490][    C0] FS:  0000000000000000(0000) GS:ffff888125bf9000(0000) knlGS:0000000000000000
[  255.489502][    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  255.489513][    C0] CR2: 000055ea5861f168 CR3: 000000000df3e000 CR4: 00000000003526f0
[  255.489532][    C0] Call Trace:
[  255.489539][    C0]  <TASK>
[  255.489544][    C0]  default_idle+0x9/0x20
[  255.489564][    C0]  default_idle_call+0x73/0xb0
[  255.489585][    C0]  do_idle+0x1be/0x4d0
[  255.489604][    C0]  ? asm_sysvec_call_function_single+0x1a/0x20
[  255.489624][    C0]  ? __pfx_do_idle+0x10/0x10
[  255.489647][    C0]  cpu_startup_entry+0x44/0x60
[  255.489667][    C0]  rest_init+0x2de/0x300
[  255.489689][    C0]  start_kernel+0x386/0x3d0
[  255.489706][    C0]  x86_64_start_reservations+0x24/0x30
[  255.489726][    C0]  x86_64_start_kernel+0x143/0x1c0
[  255.489746][    C0]  common_startup_64+0x13e/0x147
[  255.489774][    C0]  </TASK>
[  255.671720][   T31] Kernel panic - not syncing: hung_task: blocked tasks
[  255.678566][   T31] CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) 
[  255.687659][   T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  255.697703][   T31] Call Trace:
[  255.701011][   T31]  <TASK>
[  255.703925][   T31]  vpanic+0x1e0/0x670
[  255.707926][   T31]  panic+0xb9/0xc0
[  255.711805][   T31]  ? __pfx_panic+0x10/0x10
[  255.716290][   T31]  ? preempt_schedule_thunk+0x16/0x30
[  255.721642][   T31]  ? nmi_trigger_cpumask_backtrace+0x2bb/0x300
[  255.727849][   T31]  watchdog+0xfdf/0xfe0
[  255.732011][   T31]  ? watchdog+0x20a/0xfe0
[  255.736351][   T31]  kthread+0x389/0x480
[  255.740418][   T31]  ? __pfx_watchdog+0x10/0x10
[  255.745092][   T31]  ? __pfx_kthread+0x10/0x10
[  255.749689][   T31]  ret_from_fork+0x510/0xa50
[  255.754275][   T31]  ? __pfx_ret_from_fork+0x10/0x10
[  255.759371][   T31]  ? __switch_to+0xc9e/0x1480
[  255.764121][   T31]  ? __pfx_kthread+0x10/0x10
[  255.768693][   T31]  ret_from_fork_asm+0x1a/0x30
[  255.773456][   T31]  </TASK>
[  255.777051][   T31] Kernel Offset: disabled
[  255.781365][   T31] Rebooting in 86400 seconds..