[ 86.831754][ T10] cfg80211: failed to load regulatory.db
Warning: Permanently added '10.128.1.179' (ED25519) to the list of known hosts.
2026/03/30 05:04:43 ignoring optional flag "sandbox_arg"="0"
2026/03/30 05:04:43 ignoring optional flag "type"="gce"
2026/03/30 05:04:43 parsed 1 programs
2026/03/30 05:04:43 executed programs: 0
[ 89.660282][ T6027] cgroup: Unknown subsys name 'net'
[ 89.668286][ T6027] cgroup: Unknown subsys name 'cpuset'
[ 89.675442][ T6027] cgroup: Unknown subsys name 'rlimit'
[ 90.752197][ T5847] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 90.761128][ T5847] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 90.769046][ T5847] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 90.777062][ T5847] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 90.785789][ T5847] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 90.900841][ T6034] chnl_net:caif_netlink_parms(): no params data found
[ 90.963726][ T6034] bridge0: port 1(bridge_slave_0) entered blocking state
[ 90.971019][ T6034] bridge0: port 1(bridge_slave_0) entered disabled state
[ 90.978423][ T6034] bridge_slave_0: entered allmulticast mode
[ 90.985951][ T6034] bridge_slave_0: entered promiscuous mode
[ 90.993867][ T6034] bridge0: port 2(bridge_slave_1) entered blocking state
[ 91.001112][ T6034] bridge0: port 2(bridge_slave_1) entered disabled state
[ 91.008427][ T6034] bridge_slave_1: entered allmulticast mode
[ 91.015546][ T6034] bridge_slave_1: entered promiscuous mode
[ 91.043696][ T6034] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 91.055440][ T6034] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 91.086514][ T6034] team0: Port device team_slave_0 added
[ 91.093833][ T6034] team0: Port device team_slave_1 added
[ 91.117751][ T6034] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 91.124717][ T6034] 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.
[ 91.150689][ T6034] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 91.163224][ T6034] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 91.170477][ T6034] 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.
[ 91.197419][ T6034] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 91.233564][ T6034] hsr_slave_0: entered promiscuous mode
[ 91.239991][ T6034] hsr_slave_1: entered promiscuous mode
[ 91.338881][ T6034] bridge0: port 2(bridge_slave_1) entered blocking state
[ 91.346198][ T6034] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 91.353536][ T6034] bridge0: port 1(bridge_slave_0) entered blocking state
[ 91.360682][ T6034] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 91.407654][ T6034] 8021q: adding VLAN 0 to HW filter on device bond0
[ 91.423302][ T49] bridge0: port 1(bridge_slave_0) entered disabled state
[ 91.432330][ T49] bridge0: port 2(bridge_slave_1) entered disabled state
[ 91.446990][ T6034] 8021q: adding VLAN 0 to HW filter on device team0
[ 91.458716][ T75] bridge0: port 1(bridge_slave_0) entered blocking state
[ 91.465883][ T75] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 91.479654][ T49] bridge0: port 2(bridge_slave_1) entered blocking state
[ 91.486814][ T49] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 91.548447][ T6034] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 91.843025][ T6034] veth0_vlan: entered promiscuous mode
[ 91.854838][ T6034] veth1_vlan: entered promiscuous mode
[ 91.880623][ T6034] veth0_macvtap: entered promiscuous mode
[ 91.890867][ T6034] veth1_macvtap: entered promiscuous mode
[ 91.909964][ T6034] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 91.923939][ T6034] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 92.826341][ T5161] Bluetooth: hci0: command tx timeout
[ 92.828971][ T6062] block nbd0: shutting down sockets
[ 93.695169][ T5161] block nbd0: Receive control failed (result -104)
[ 94.905052][ T5161] Bluetooth: hci0: command tx timeout
[ 96.986063][ T5161] Bluetooth: hci0: command tx timeout
[ 99.065112][ T5161] Bluetooth: hci0: command tx timeout
[ 123.306742][ T2168] block nbd0: Possible stuck request ffff8880270e8400: control (flush@18446744073709551104,0B). Runtime 30 seconds
[ 132.908379][ T1315] ieee802154 phy0 wpan0: encryption failed: -22
[ 132.916053][ T1315] ieee802154 phy1 wpan1: encryption failed: -22
[ 153.387666][ T2168] block nbd0: Possible stuck request ffff8880270e8400: control (flush@18446744073709551104,0B). Runtime 60 seconds
[ 183.468717][ T2168] block nbd0: Possible stuck request ffff8880270e8400: control (flush@18446744073709551104,0B). Runtime 90 seconds
[ 194.347718][ T1315] ieee802154 phy0 wpan0: encryption failed: -22
[ 194.354167][ T1315] ieee802154 phy1 wpan1: encryption failed: -22
[ 213.545141][ T2168] block nbd0: Possible stuck request ffff8880270e8400: control (flush@18446744073709551104,0B). Runtime 120 seconds
[ 216.904988][ T5847] Bluetooth: hci0: command 0x0406 tx timeout
[ 243.626006][ T2168] block nbd0: Possible stuck request ffff8880270e8400: control (flush@18446744073709551104,0B). Runtime 150 seconds
[ 251.316086][ T30] INFO: task syz-executor.0:6065 blocked for more than 143 seconds.
[ 251.324197][ T30] Not tainted syzkaller #0
[ 251.329232][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 251.338026][ T30] task:syz-executor.0 state:D stack:28760 pid:6065 tgid:6063 ppid:6034 task_flags:0x480140 flags:0x00080002
[ 251.350058][ T30] Call Trace:
[ 251.353338][ T30]
[ 251.356317][ T30] __schedule+0x165c/0x5520
[ 251.360943][ T30] ? __lock_acquire+0x6b5/0x2cf0
[ 251.365937][ T30] ? __pfx___schedule+0x10/0x10
[ 251.370798][ T30] ? schedule+0x90/0x360
[ 251.375114][ T30] schedule+0x164/0x360
[ 251.379295][ T30] blk_mq_freeze_queue_wait+0x101/0x180
[ 251.384892][ T30] ? __pfx_blk_mq_freeze_queue_wait+0x10/0x10
[ 251.390966][ T30] ? queue_limits_commit_update_frozen+0x55/0xd0
[ 251.397334][ T30] ? __pfx_autoremove_wake_function+0x10/0x10
[ 251.403413][ T30] queue_limits_commit_update_frozen+0x55/0xd0
[ 251.409624][ T30] nbd_set_size+0x454/0x680
[ 251.414143][ T30] ? __pfx_nbd_set_size+0x10/0x10
[ 251.419228][ T30] ? nbd_start_device+0x8d9/0xb10
[ 251.424264][ T30] nbd_ioctl+0x579/0xe40
[ 251.428560][ T30] ? __pfx_nbd_ioctl+0x10/0x10
[ 251.433527][ T30] ? __pfx_nbd_ioctl+0x10/0x10
[ 251.438470][ T30] blkdev_ioctl+0x5e3/0x740
[ 251.443035][ T30] ? __pfx_blkdev_ioctl+0x10/0x10
[ 251.448190][ T30] ? __fget_files+0x2a/0x420
[ 251.452815][ T30] ? bpf_lsm_file_ioctl+0x9/0x20
[ 251.458100][ T30] ? __pfx_blkdev_ioctl+0x10/0x10
[ 251.463137][ T30] __se_sys_ioctl+0xfc/0x170
[ 251.467884][ T30] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 251.473956][ T30] do_syscall_64+0x15f/0xf80
[ 251.478771][ T30] ? trace_irq_disable+0x3b/0x140
[ 251.483927][ T30] ? clear_bhb_loop+0x40/0x90
[ 251.488742][ T30] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 251.494868][ T30] RIP: 0033:0x7f21d46697e9
[ 251.499302][ T30] RSP: 002b:00007f21d5712078 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 251.507743][ T30] RAX: ffffffffffffffda RBX: 00007f21d478c030 RCX: 00007f21d46697e9
[ 251.515835][ T30] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000004
[ 251.523793][ T30] RBP: 00007f21d46def1c R08: 0000000000000000 R09: 0000000000000000
[ 251.531878][ T30] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 251.539915][ T30] R13: 000000000000006e R14: 00007f21d478c030 R15: 00007ffea6c91258
[ 251.548161][ T30]
[ 251.551333][ T30]
[ 251.551333][ T30] Showing all locks held in the system:
[ 251.559144][ T30] 1 lock held by khungtaskd/30:
[ 251.564002][ T30] #0: ffffffff8e75d0e0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
[ 251.573913][ T30] 5 locks held by kworker/u8:3/49:
[ 251.579108][ T30] 2 locks held by getty/5595:
[ 251.583786][ T30] #0: ffff888032e1e0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 251.593690][ T30] #1: ffffc9000322b2e8 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x45c/0x13a0
[ 251.603864][ T30] 4 locks held by syz-executor.0/6065:
[ 251.609397][ T30] #0: ffff8880278e9a60 (&nbd->config_lock){+.+.}-{4:4}, at: nbd_start_device+0x189/0xb10
[ 251.619401][ T30] #1: ffff88802793c7c8 (&q->limits_lock){+.+.}-{4:4}, at: nbd_set_size+0x263/0x680
[ 251.628970][ T30] #2: ffff88802793c190 (&q->q_usage_counter(io)#49){++++}-{0:0}, at: queue_limits_commit_update_frozen+0x55/0xd0
[ 251.641036][ T30] #3: ffff88802793c1c8 (&q->q_usage_counter(queue)#33){+.+.}-{0:0}, at: queue_limits_commit_update_frozen+0x55/0xd0
[ 251.653380][ T30]
[ 251.655785][ T30] =============================================
[ 251.655785][ T30]
[ 251.664201][ T30] NMI backtrace for cpu 1
[ 251.664218][ T30] CPU: 1 UID: 0 PID: 30 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full)
[ 251.664230][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 251.664236][ T30] Call Trace:
[ 251.664243][ T30]
[ 251.664248][ T30] dump_stack_lvl+0xe8/0x150
[ 251.664268][ T30] nmi_cpu_backtrace+0x274/0x2d0
[ 251.664280][ T30] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 251.664296][ T30] nmi_trigger_cpumask_backtrace+0x17a/0x300
[ 251.664307][ T30] sys_info+0x135/0x170
[ 251.664322][ T30] watchdog+0xfd3/0x1030
[ 251.664338][ T30] ? watchdog+0x1c9/0x1030
[ 251.664352][ T30] kthread+0x388/0x470
[ 251.664364][ T30] ? __pfx_watchdog+0x10/0x10
[ 251.664374][ T30] ? __pfx_kthread+0x10/0x10
[ 251.664386][ T30] ret_from_fork+0x514/0xb70
[ 251.664402][ T30] ? __pfx_ret_from_fork+0x10/0x10
[ 251.664416][ T30] ? __switch_to+0xc7d/0x1420
[ 251.664430][ T30] ? __pfx_kthread+0x10/0x10
[ 251.664442][ T30] ret_from_fork_asm+0x1a/0x30
[ 251.664459][ T30]
[ 251.664464][ T30] Sending NMI from CPU 1 to CPUs 0:
[ 251.774785][ C0] NMI backtrace for cpu 0
[ 251.774807][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted syzkaller #0 PREEMPT(full)
[ 251.774823][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 251.774843][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x20
[ 251.774869][ C0] Code: cc 6d 02 c3 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 63 01 17 00 fb f4 bc ef 02 00 cc cc cc cc cc cc cc cc cc cc cc cc 90 90 90 90 90
[ 251.774883][ C0] RSP: 0018:ffffffff8e407dc0 EFLAGS: 00000242
[ 251.774898][ C0] RAX: 00000000001318cd RBX: ffffffff819b190a RCX: 0000000080000001
[ 251.774910][ C0] RDX: 0000000000000001 RSI: ffffffff8df45c2e RDI: ffffffff8c288380
[ 251.774922][ C0] RBP: ffffffff8e407eb0 R08: ffff8880b86339db R09: 1ffff110170c673b
[ 251.774934][ C0] R10: dffffc0000000000 R11: ffffed10170c673c R12: 0000000000000000
[ 251.774945][ C0] R13: 1ffffffff1c925d8 R14: 0000000000000000 R15: 1ffffffff1c925d8
[ 251.774958][ C0] FS: 0000000000000000(0000) GS:ffff88812543f000(0000) knlGS:0000000000000000
[ 251.774971][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 251.774982][ C0] CR2: 000055ec3ecff660 CR3: 000000000e54a000 CR4: 00000000003526f0
[ 251.774997][ C0] Call Trace:
[ 251.775006][ C0]
[ 251.775012][ C0] default_idle+0x9/0x20
[ 251.775036][ C0] default_idle_call+0x72/0xb0
[ 251.775060][ C0] do_idle+0x36a/0x5f0
[ 251.775077][ C0] ? lock_acquire+0x106/0x350
[ 251.775101][ C0] ? __pfx_do_idle+0x10/0x10
[ 251.775120][ C0] cpu_startup_entry+0x43/0x60
[ 251.775135][ C0] rest_init+0x2de/0x300
[ 251.775150][ C0] start_kernel+0x38a/0x3e0
[ 251.775186][ C0] x86_64_start_reservations+0x24/0x30
[ 251.775203][ C0] x86_64_start_kernel+0x143/0x1c0
[ 251.775219][ C0] common_startup_64+0x13e/0x147
[ 251.775245][ C0]
[ 251.775762][ T30] Kernel panic - not syncing: hung_task: blocked tasks
[ 251.775777][ T30] CPU: 1 UID: 0 PID: 30 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full)
[ 251.775794][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 251.775805][ T30] Call Trace:
[ 251.775813][ T30]
[ 251.775820][ T30] vpanic+0x56c/0xa60
[ 251.775847][ T30] ? __pfx___schedule+0x10/0x10
[ 251.775867][ T30] ? __pfx_vpanic+0x10/0x10
[ 251.775901][ T30] panic+0xc5/0xd0
[ 251.775933][ T30] ? __pfx_panic+0x10/0x10
[ 251.775956][ T30] ? preempt_schedule_thunk+0x16/0x30
[ 251.775982][ T30] ? nmi_trigger_cpumask_backtrace+0x2bb/0x300
[ 251.776008][ T30] watchdog+0x102c/0x1030
[ 251.776037][ T30] ? watchdog+0x1c9/0x1030
[ 251.776063][ T30] kthread+0x388/0x470
[ 251.776084][ T30] ? __pfx_watchdog+0x10/0x10
[ 251.776104][ T30] ? __pfx_kthread+0x10/0x10
[ 251.776125][ T30] ret_from_fork+0x514/0xb70
[ 251.776154][ T30] ? __pfx_ret_from_fork+0x10/0x10
[ 251.776177][ T30] ? __switch_to+0xc7d/0x1420
[ 251.776202][ T30] ? __pfx_kthread+0x10/0x10
[ 251.776224][ T30] ret_from_fork_asm+0x1a/0x30
[ 251.776257][ T30]
[ 252.068600][ T30] Kernel Offset: disabled
[ 252.072908][ T30] Rebooting in 86400 seconds..