[ 10.214996][ T2658] 8021q: adding VLAN 0 to HW filter on device bond0 [ 10.218026][ T2658] eql: remember to turn off Van-Jacobson compression on your slave devices [ 10.246996][ T998] gvnic 0000:00:00.0 enp0s0: Device link is up. [ 10.253659][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready Starting sshd: OK syzkaller syzkaller login: [ 69.604583][ T1753] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.150' (ECDSA) to the list of known hosts. 1970/01/01 00:26:30 ignoring optional flag "sandboxArg"="0" 1970/01/01 00:26:31 parsed 1 programs [ 1591.183829][ T3165] cgroup: Unknown subsys name 'net' [ 1591.495663][ T3165] cgroup: Unknown subsys name 'rlimit' 1970/01/01 00:26:31 executed programs: 0 [ 1591.722268][ T3174] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 1591.724896][ T3174] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 1591.726914][ T3174] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 1591.729140][ T3174] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 1591.731196][ T3174] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 1591.733099][ T3174] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 1591.735928][ T3172] Bluetooth: hci0: HCI_REQ-0x0c1a [ 1591.786354][ T3172] chnl_net:caif_netlink_parms(): no params data found [ 1591.803719][ T3172] bridge0: port 1(bridge_slave_0) entered blocking state [ 1591.807267][ T3172] bridge0: port 1(bridge_slave_0) entered disabled state [ 1591.809554][ T3172] device bridge_slave_0 entered promiscuous mode [ 1591.812515][ T3172] bridge0: port 2(bridge_slave_1) entered blocking state [ 1591.814440][ T3172] bridge0: port 2(bridge_slave_1) entered disabled state [ 1591.816626][ T3172] device bridge_slave_1 entered promiscuous mode [ 1591.824723][ T3172] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1591.828136][ T3172] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1591.837321][ T3172] team0: Port device team_slave_0 added [ 1591.839599][ T3172] team0: Port device team_slave_1 added [ 1591.846384][ T3172] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 1591.848170][ T3172] 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. [ 1591.856014][ T3172] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 1591.859795][ T3172] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 1591.861485][ T3172] 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. [ 1591.868187][ T3172] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 1591.924834][ T3172] device hsr_slave_0 entered promiscuous mode [ 1591.963995][ T3172] device hsr_slave_1 entered promiscuous mode [ 1592.036007][ T3172] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 1592.075041][ T3172] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 1592.114765][ T3172] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 1592.155014][ T3172] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 1592.212018][ T3172] bridge0: port 2(bridge_slave_1) entered blocking state [ 1592.213905][ T3172] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1592.215946][ T3172] bridge0: port 1(bridge_slave_0) entered blocking state [ 1592.217743][ T3172] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1592.237209][ T3172] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1592.241570][ T2567] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1592.246741][ T2567] bridge0: port 1(bridge_slave_0) entered disabled state [ 1592.249264][ T2567] bridge0: port 2(bridge_slave_1) entered disabled state [ 1592.251719][ T2567] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 1592.256667][ T3172] 8021q: adding VLAN 0 to HW filter on device team0 [ 1592.262052][ T3181] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1592.264904][ T3181] bridge0: port 1(bridge_slave_0) entered blocking state [ 1592.266778][ T3181] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1592.268788][ T3181] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1592.270999][ T3181] bridge0: port 2(bridge_slave_1) entered blocking state [ 1592.272853][ T3181] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1592.283084][ T3181] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1592.285745][ T3181] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1592.288004][ T3181] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1592.290367][ T3181] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 1592.294556][ T3166] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1592.297567][ T3172] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 1592.354374][ T3172] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 1592.364086][ T3185] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 1592.366012][ T3185] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 1592.368021][ T3185] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 1592.373263][ T3185] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 1592.375811][ T3185] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 1592.378019][ T3185] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 1592.380909][ T3172] device veth0_vlan entered promiscuous mode [ 1592.384970][ T3172] device veth1_vlan entered promiscuous mode [ 1592.392946][ T3166] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 1592.395384][ T3166] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 1592.397602][ T3166] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 1592.400779][ T3172] device veth0_macvtap entered promiscuous mode [ 1592.403612][ T3172] device veth1_macvtap entered promiscuous mode [ 1592.410655][ T3172] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 1592.412585][ T3185] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1592.415269][ T3185] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 1592.418980][ T3172] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 1592.421876][ T3172] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1592.425289][ T3172] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1592.427481][ T3172] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1592.429659][ T3172] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 1592.432667][ T3166] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1592.455267][ T3147] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1592.457319][ T3147] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1592.463454][ T3181] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 1592.467335][ T3190] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1592.469318][ T3190] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1592.471786][ T3181] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 1593.774061][ T3174] Bluetooth: hci0: command 0x0409 tx timeout [ 1595.844042][ T3174] Bluetooth: hci0: command 0x041b tx timeout [ 1597.924351][ T3174] Bluetooth: hci0: command 0x040f tx timeout [ 1600.003888][ T3174] Bluetooth: hci0: command 0x0419 tx timeout [ 1600.484322][ T1385] ieee802154 phy0 wpan0: encryption failed: -22 [ 1600.486110][ T1385] ieee802154 phy1 wpan1: encryption failed: -22 [ 1661.924222][ T1385] ieee802154 phy0 wpan0: encryption failed: -22 [ 1661.925947][ T1385] ieee802154 phy1 wpan1: encryption failed: -22 [ 1715.203827][ T45] Bluetooth: hci0: command 0x0406 tx timeout [ 1723.364113][ T1385] ieee802154 phy0 wpan0: encryption failed: -22 [ 1723.365937][ T1385] ieee802154 phy1 wpan1: encryption failed: -22 [ 1758.563906][ T27] INFO: task syz-executor.0:3172 blocked for more than 143 seconds. [ 1758.566016][ T27] Not tainted 6.1.0-rc8-syzkaller-33330-ga5541c0811a0 #0 [ 1758.567898][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1758.570097][ T27] task:syz-executor.0 state:D stack:0 pid:3172 ppid:1 flags:0x00000001 [ 1758.572448][ T27] Call trace: [ 1758.573296][ T27] __switch_to+0x180/0x298 [ 1758.574717][ T27] __schedule+0x408/0x594 [ 1758.575805][ T27] schedule+0x64/0xa4 [ 1758.576823][ T27] schedule_preempt_disabled+0x18/0x2c [ 1758.578191][ T27] __mutex_lock_common+0x788/0xca8 [ 1758.579520][ T27] mutex_lock_nested+0x38/0x44 [ 1758.580694][ T27] fuse_lock_inode+0x50/0x70 [ 1758.581890][ T27] fuse_lookup+0x74/0x274 [ 1758.583019][ T27] __lookup_slow+0x14c/0x204 [ 1758.584233][ T27] lookup_slow+0x44/0x68 [ 1758.585347][ T27] link_path_walk+0x474/0x628 [ 1758.586634][ T27] path_openat+0xb8/0x11c4 [ 1758.587722][ T27] do_filp_open+0xdc/0x1b8 [ 1758.588825][ T27] do_sys_openat2+0xb8/0x22c [ 1758.589978][ T27] __arm64_sys_openat+0xb0/0xe0 [ 1758.591232][ T27] el0_svc_common+0x138/0x220 [ 1758.592388][ T27] do_el0_svc+0x48/0x140 [ 1758.593464][ T27] el0_svc+0x58/0x150 [ 1758.594507][ T27] el0t_64_sync_handler+0x84/0xf0 [ 1758.595773][ T27] el0t_64_sync+0x190/0x194 [ 1758.596967][ T27] INFO: task syz-executor.0:3193 blocked for more than 143 seconds. [ 1758.598968][ T27] Not tainted 6.1.0-rc8-syzkaller-33330-ga5541c0811a0 #0 [ 1758.600921][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1758.603159][ T27] task:syz-executor.0 state:D stack:0 pid:3193 ppid:3172 flags:0x00000009 [ 1758.605584][ T27] Call trace: [ 1758.606460][ T27] __switch_to+0x180/0x298 [ 1758.607597][ T27] __schedule+0x408/0x594 [ 1758.608665][ T27] schedule+0x64/0xa4 [ 1758.609666][ T27] request_wait_answer+0x1c0/0x3a8 [ 1758.610956][ T27] __fuse_request_send+0x1f8/0x264 [ 1758.612251][ T27] fuse_simple_request+0x354/0x40c [ 1758.613495][ T27] fuse_lookup_name+0x104/0x324 [ 1758.614809][ T27] fuse_lookup+0x90/0x274 [ 1758.615923][ T27] __lookup_slow+0x14c/0x204 [ 1758.617084][ T27] lookup_slow+0x44/0x68 [ 1758.618211][ T27] link_path_walk+0x474/0x628 [ 1758.619380][ T27] path_openat+0xb8/0x11c4 [ 1758.620447][ T27] do_filp_open+0xdc/0x1b8 [ 1758.621543][ T27] do_sys_openat2+0xb8/0x22c [ 1758.622728][ T27] __arm64_sys_openat+0xb0/0xe0 [ 1758.624021][ T27] el0_svc_common+0x138/0x220 [ 1758.625212][ T27] do_el0_svc+0x48/0x140 [ 1758.626319][ T27] el0_svc+0x58/0x150 [ 1758.627355][ T27] el0t_64_sync_handler+0x84/0xf0 [ 1758.628625][ T27] el0t_64_sync+0x190/0x194 [ 1758.629774][ T27] [ 1758.629774][ T27] Showing all locks held in the system: [ 1758.631800][ T27] 1 lock held by rcu_tasks_kthre/11: [ 1758.633175][ T27] #0: ffff80000d4a4768 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x3c/0x450 [ 1758.636231][ T27] 1 lock held by rcu_tasks_trace/12: [ 1758.637579][ T27] #0: ffff80000d4a4db8 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x3c/0x450 [ 1758.640367][ T27] 1 lock held by khungtaskd/27: [ 1758.641574][ T27] #0: ffff80000d4a4640 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x4/0x48 [ 1758.643976][ T27] 1 lock held by klogd/2593: [ 1758.645185][ T27] #0: ffff0001fefeee98 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0xa4/0x594 [ 1758.647479][ T27] 2 locks held by getty/2755: [ 1758.648722][ T27] #0: ffff0000c7d96098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x28/0x58 [ 1758.651237][ T27] #1: ffff80000f6be2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x19c/0x89c [ 1758.653844][ T27] 3 locks held by kworker/u4:1/3147: [ 1758.655177][ T27] #0: ffff0001fefeee98 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2c/0x44 [ 1758.657686][ T27] #1: ffff0001fefddb88 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_switch+0x23c/0x380 [ 1758.660609][ T27] #2: ffff0001fefde758 (&base->lock){-.-.}-{2:2}, at: __mod_timer+0x120/0x6d8 [ 1758.662971][ T27] 2 locks held by syz-executor.0/3172: [ 1758.664403][ T27] #0: ffff0000ca978150 (&type->i_mutex_dir_key#8){++++}-{3:3}, at: lookup_slow+0x34/0x68 [ 1758.666874][ T27] #1: ffff0000ca9785b8 (&fi->mutex){+.+.}-{3:3}, at: fuse_lock_inode+0x50/0x70 [ 1758.669217][ T27] 2 locks held by syz-executor.0/3193: [ 1758.670558][ T27] #0: ffff0000ca978150 (&type->i_mutex_dir_key#8){++++}-{3:3}, at: lookup_slow+0x34/0x68 [ 1758.673061][ T27] #1: ffff0000ca9785b8 (&fi->mutex){+.+.}-{3:3}, at: fuse_lock_inode+0x50/0x70 [ 1758.675458][ T27] [ 1758.676050][ T27] ============================================= [ 1758.676050][ T27] [ 1758.678210][ T27] Kernel panic - not syncing: hung_task: blocked tasks [ 1758.679898][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 6.1.0-rc8-syzkaller-33330-ga5541c0811a0 #0 [ 1758.682467][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1758.685061][ T27] Call trace: [ 1758.685894][ T27] dump_backtrace+0x1c4/0x1f0 [ 1758.687084][ T27] show_stack+0x2c/0x3c [ 1758.688169][ T27] dump_stack_lvl+0x104/0x16c [ 1758.689409][ T27] dump_stack+0x1c/0x58 [ 1758.690527][ T27] panic+0x218/0x508 [ 1758.691569][ T27] hung_task_panic+0x0/0x2c [ 1758.692747][ T27] kthread+0x12c/0x158 [ 1758.693806][ T27] ret_from_fork+0x10/0x20 [ 1758.694923][ T27] SMP: stopping secondary CPUs [ 1758.696146][ T27] Kernel Offset: disabled [ 1758.697307][ T27] CPU features: 0x00000,040e0108,4c017203 [ 1758.698788][ T27] Memory Limit: none [ 1758.927374][ T27] Rebooting in 86400 seconds..