Warning: Permanently added '10.128.1.33' (ED25519) to the list of known hosts. 1970/01/01 00:00:40 ignoring optional flag "type"="gce" 1970/01/01 00:00:40 parsed 1 programs [ 40.989591][ T4929] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SS 1970/01/01 00:00:40 executed programs: 0 [ 41.006391][ T50] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 41.007826][ T50] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 41.009040][ T50] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 41.009407][ T50] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 41.010536][ T50] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 41.145176][ T4935] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.145212][ T4935] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.145308][ T4935] bridge_slave_0: entered allmulticast mode [ 41.145747][ T4935] bridge_slave_0: entered promiscuous mode [ 41.146341][ T4935] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.146364][ T4935] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.146437][ T4935] bridge_slave_1: entered allmulticast mode [ 41.146806][ T4935] bridge_slave_1: entered promiscuous mode [ 41.156978][ T4935] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 41.157825][ T4935] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 41.165281][ T4935] team0: Port device team_slave_0 added [ 41.166021][ T4935] team0: Port device team_slave_1 added [ 41.173171][ T4935] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 41.173189][ T4935] 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. [ 41.173204][ T4935] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 41.173671][ T4935] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 41.173677][ T4935] 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. [ 41.173692][ T4935] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 41.192472][ T4935] hsr_slave_0: entered promiscuous mode [ 41.192766][ T4935] hsr_slave_1: entered promiscuous mode [ 41.537619][ T4935] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 41.539967][ T4935] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 41.540835][ T4935] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 41.548709][ T4935] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 41.549008][ T4935] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 41.556719][ T4935] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 41.557421][ T4935] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 41.564104][ T4935] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 41.573749][ T4935] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.573788][ T4935] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.573872][ T4935] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.573905][ T4935] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.595049][ T4935] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.599561][ T40] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.603934][ T40] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.607987][ T4935] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.611747][ T40] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.611783][ T40] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.613670][ T1924] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.613690][ T1924] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.727977][ T4935] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 41.738884][ T4935] veth0_vlan: entered promiscuous mode [ 41.742317][ T4935] veth1_vlan: entered promiscuous mode [ 41.752917][ T4935] veth0_macvtap: entered promiscuous mode [ 41.754133][ T4935] veth1_macvtap: entered promiscuous mode [ 41.758381][ T4935] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 41.765773][ T4935] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 41.767993][ T929] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.768628][ T929] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.768651][ T929] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.768668][ T929] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.829744][ T5037] loop0: detected capacity change from 0 to 256 [ 43.050089][ T4727] Bluetooth: hci0: command tx timeout [ 45.130074][ T4727] Bluetooth: hci0: command tx timeout [ 47.209796][ T4727] Bluetooth: hci0: command tx timeout [ 49.289799][ T4727] Bluetooth: hci0: command tx timeout [ 64.491020][ T1596] ieee802154 phy0 wpan0: encryption failed: -22 [ 64.491078][ T1596] ieee802154 phy1 wpan1: encryption failed: -22 [ 64.494532][ T11] cfg80211: failed to load regulatory.db [ 125.930116][ T1596] ieee802154 phy0 wpan0: encryption failed: -22 [ 125.930159][ T1596] ieee802154 phy1 wpan1: encryption failed: -22 [ 163.859817][ T50] Bluetooth: hci0: command 0x0406 tx timeout [ 187.370518][ T1596] ieee802154 phy0 wpan0: encryption failed: -22 [ 187.370567][ T1596] ieee802154 phy1 wpan1: encryption failed: -22 [ 205.929882][ T31] INFO: task syz-executor. ** replaying previous printk message ** [ 205.929882][ T31] INFO: task syz-executor.0:4935 blocked for more than 143 seconds. [ 205.929909][ T31] Not tainted syzkaller #0 [ 205.929926][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 205.929931][ T31] task:syz-executor.0 state:D stack:0 pid:4935 tgid:4935 ppid:1 task_flags:0x400140 flags:0x00000001 [ 205.929945][ T31] Call trace: [ 205.929949][ T31] __switch_to+0x2b0/0x6e0 (T) [ 205.929967][ T31] __schedule+0x1bec/0x2dcc [ 205.929977][ T31] schedule+0x140/0x218 [ 205.929986][ T31] schedule_preempt_disabled+0x18/0x2c [ 205.929997][ T31] __mutex_lock+0x4e4/0xef8 [ 205.930007][ T31] mutex_lock_nested+0x24/0x30 [ 205.930017][ T31] fuse_lock_inode+0xd4/0x128 [ 205.930029][ T31] fuse_lookup+0x150/0x350 [ 205.930038][ T31] __lookup_slow+0x264/0x38c [ 205.930048][ T31] lookup_slow+0x5c/0x80 [ 205.930055][ T31] link_path_walk+0xaf8/0x150c [ 205.930065][ T31] path_openat+0x1d8/0x2a6c [ 205.930073][ T31] do_file_open+0x1c4/0x2e4 [ 205.930081][ T31] do_sys_openat2+0x114/0x1e8 [ 205.930094][ T31] do_sys_open+0xac/0xdc [ 205.930104][ T31] __arm64_sys_openat+0x9c/0xb8 [ 205.930115][ T31] invoke_syscall+0x98/0x244 [ 205.930126][ T31] el0_svc_common+0xe8/0x23c [ 205.930137][ T31] do_el0_svc+0x48/0x58 [ 205.930147][ T31] el0_svc+0x64/0x260 [ 205.930154][ T31] el0t_64_sync_handler+0x48/0x148 [ 205.930162][ T31] el0t_64_sync+0x198/0x19c [ 205.930176][ T31] INFO: task syz-executor.0:5047 blocked for more than 143 seconds. [ 205.930182][ T31] Not tainted syzkaller #0 [ 205.930186][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 205.930190][ T31] task:syz-executor.0 state:D stack:0 pid:5047 tgid:5036 ppid:4935 task_flags:0x400140 flags:0x00800011 [ 205.930201][ T31] Call trace: [ 205.930204][ T31] __switch_to+0x2b0/0x6e0 (T) [ 205.930214][ T31] __schedule+0x1bec/0x2dcc [ 205.930224][ T31] schedule+0x140/0x218 [ 205.930233][ T31] __fuse_simple_request+0xaf0/0x1328 [ 205.930241][ T31] fuse_lookup_name+0x214/0x64c [ 205.930250][ T31] fuse_lookup+0x194/0x350 [ 205.930259][ T31] __lookup_slow+0x264/0x38c [ 205.930267][ T31] lookup_slow+0x5c/0x80 [ 205.930274][ T31] link_path_walk+0xaf8/0x150c [ 205.930284][ T31] path_openat+0x1d8/0x2a6c [ 205.930292][ T31] do_file_open+0x1c4/0x2e4 [ 205.930300][ T31] do_sys_openat2+0x114/0x1e8 [ 205.930310][ T31] do_sys_open+0xac/0xdc [ 205.930319][ T31] __arm64_sys_openat+0x9c/0xb8 [ 205.930329][ T31] invoke_syscall+0x98/0x244 [ 205.930340][ T31] el0_svc_common+0xe8/0x23c [ 205.930350][ T31] do_el0_svc+0x48/0x58 [ 205.930360][ T31] el0_svc+0x64/0x260 [ 205.930367][ T31] el0t_64_sync_handler+0x48/0x148 [ 205.930375][ T31] el0t_64_sync+0x198/0x19c [ 205.930384][ T31] [ 205.930384][ T31] Showing all locks held in the system: [ 205.930388][ T31] 4 locks held by kworker/0:1/11: [ 205.930393][ T31] #0: ffff0000c002b540 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0x748/0x1098 [ 205.930419][ T31] #1: ffff80008eaa7c40 ((work_completion)(&helper->damage_work)){+.+.}-{0:0}, at: process_scheduled_works+0x750/0x1098 [ 205.930441][ T31] #2: ffff0000c75cba70 (&helper->lock){+.+.}-{4:4}, at: drm_fb_helper_damage_work+0xf4/0x5d0 [ 205.930463][ T31] #3: ffff0000c75d2128 (&dev->master_mutex){+.+.}-{4:4}, at: drm_master_internal_acquire+0x24/0x78 [ 205.930488][ T31] 1 lock held by khungtaskd/31: [ 205.930506][ T31] #0: ffff800088b672a0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x4c/0x188 [ 205.930534][ T31] 2 locks held by pr/ttyAMA-1/41: [ 205.930549][ T31] 2 locks held by getty/4490: [ 205.930554][ T31] #0: ffff0000d415a0a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c [ 205.930574][ T31] #1: ffff80009232e2e8 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x354/0xf84 [ 205.930599][ T31] 2 locks held by syz-executor.0/4935: [ 205.930604][ T31] #0: ffff0000e39c4b80 (&type->i_mutex_dir_key#8){++++}-{4:4}, at: lookup_slow+0x4c/0x80 [ 205.930627][ T31] #1: ffff0000e39c4ff8 (&fi->mutex){+.+.}-{4:4}, at: fuse_lock_inode+0xd4/0x128 [ 205.930651][ T31] 2 locks held by syz-executor.0/5047: [ 205.930655][ T31] #0: ffff0000e39c4b80 (&type->i_mutex_dir_key#8){++++}-{4:4}, at: lookup_slow+0x4c/0x80 [ 205.930677][ T31] #1: ffff0000e39c4ff8 (&fi->mutex){+.+.}-{4:4}, at: fuse_lock_inode+0xd4/0x128 [ 205.930699][ T31] [ 205.930702][ T31] ============================================= [ 205.930702][ T31] [ 205.930707][ T31] Kernel panic - not syncing: hung_task: blocked tasks [ 206.000186][ T31] CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT [ 206.001590][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 206.003220][ T31] Call trace: [ 206.003712][ T31] show_stack+0x2c/0x3c (C) [ 206.004427][ T31] __dump_stack+0x30/0x40 [ 206.005182][ T31] dump_stack_lvl+0x30/0x12c [ 206.005944][ T31] dump_stack+0x1c/0x28 [ 206.006664][ T31] vpanic+0x594/0xaf4 [ 206.007335][ T31] vpanic+0x0/0xaf4 [ 206.008006][ T31] hung_task_panic+0x0/0x2c [ 206.008757][ T31] kthread+0x2f8/0x3c8 [ 206.009511][ T31] ret_from_fork+0x10/0x20 [ 206.010243][ T31] SMP: stopping secondary CPUs [ 206.011032][ T31] Kernel Offset: disabled [ 206.011769][ T31] CPU features: 0x08000000,003c0008,27020501,5427fea7 [ 206.012885][ T31] Memory Limit: none [ 206.216996][ T31] Rebooting in 86400 seconds..