Warning: Permanently added '10.128.0.225' (ED25519) to the list of known hosts.
2026/08/22 18:17:45 parsed 1 programs
2026/08/22 18:17:45 serving rpc on tcp://46139
[ 63.596077][ T4199] cgroup: Unknown subsys name 'net'
[ 63.713082][ T4199] cgroup: Unknown subsys name 'rlimit'
Setting up swapspace version 1, size = 127995904 bytes
[ 65.005913][ T4199] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS
[ 66.563805][ T144] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 66.571969][ T144] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 66.580926][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 66.601760][ T144] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 66.609656][ T144] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 66.617514][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 67.148518][ T4229] chnl_net:caif_netlink_parms(): no params data found
[ 67.209857][ T4229] bridge0: port 1(bridge_slave_0) entered blocking state
[ 67.217615][ T4229] bridge0: port 1(bridge_slave_0) entered disabled state
[ 67.225942][ T4229] device bridge_slave_0 entered promiscuous mode
[ 67.236442][ T4229] bridge0: port 2(bridge_slave_1) entered blocking state
[ 67.243619][ T4229] bridge0: port 2(bridge_slave_1) entered disabled state
[ 67.252022][ T4229] device bridge_slave_1 entered promiscuous mode
[ 67.276707][ T4229] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 67.288256][ T4229] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 67.314101][ T4229] team0: Port device team_slave_0 added
[ 67.322036][ T4229] team0: Port device team_slave_1 added
[ 67.343428][ T4229] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 67.350526][ T4229] 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.
[ 67.376472][ T4229] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 67.389760][ T4229] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 67.396719][ T4229] 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.
[ 67.422752][ T4229] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 67.459339][ T4229] device hsr_slave_0 entered promiscuous mode
[ 67.466333][ T4229] device hsr_slave_1 entered promiscuous mode
[ 67.595591][ T4229] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 67.608545][ T4229] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 67.618488][ T4229] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 67.632572][ T4229] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 67.711351][ T4229] 8021q: adding VLAN 0 to HW filter on device bond0
[ 67.724387][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 67.733237][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 67.746848][ T4229] 8021q: adding VLAN 0 to HW filter on device team0
[ 67.759089][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 67.768935][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 67.778304][ T144] bridge0: port 1(bridge_slave_0) entered blocking state
[ 67.785543][ T144] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 67.798167][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 67.811838][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 67.821305][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 67.833593][ T1276] bridge0: port 2(bridge_slave_1) entered blocking state
[ 67.840848][ T1276] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 67.859738][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 67.870943][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 67.881935][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 67.893026][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 67.911939][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 67.920411][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 67.931862][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 67.941608][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 67.951940][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 67.964715][ T4229] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[ 67.977849][ T4229] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 67.986625][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 67.995916][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 68.117150][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 68.126434][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 68.141529][ T4229] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 68.160614][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 68.169642][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 68.186878][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 68.195619][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 68.204397][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 68.212395][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 68.224501][ T4229] device veth0_vlan entered promiscuous mode
[ 68.239898][ T4229] device veth1_vlan entered promiscuous mode
[ 68.270733][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 68.280619][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 68.290924][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 68.299994][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 68.315999][ T4229] device veth0_macvtap entered promiscuous mode
[ 68.326923][ T4229] device veth1_macvtap entered promiscuous mode
[ 68.358729][ T4229] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 68.366345][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 68.376382][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 68.385035][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 68.395016][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 68.406982][ T4229] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 68.416369][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 68.426146][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 68.437175][ T4229] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 68.446563][ T4229] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 68.455812][ T4229] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 68.464800][ T4229] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
2026/08/22 18:17:53 executed programs: 0
[ 70.640493][ T4295] chnl_net:caif_netlink_parms(): no params data found
[ 70.680059][ T4295] bridge0: port 1(bridge_slave_0) entered blocking state
[ 70.687199][ T4295] bridge0: port 1(bridge_slave_0) entered disabled state
[ 70.695467][ T4295] device bridge_slave_0 entered promiscuous mode
[ 70.706264][ T4295] bridge0: port 2(bridge_slave_1) entered blocking state
[ 70.715941][ T4295] bridge0: port 2(bridge_slave_1) entered disabled state
[ 70.726595][ T4295] device bridge_slave_1 entered promiscuous mode
[ 70.752852][ T9] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 70.768659][ T4295] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 70.779459][ T4295] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 70.799651][ T4295] team0: Port device team_slave_0 added
[ 70.806624][ T4295] team0: Port device team_slave_1 added
[ 70.821772][ T4295] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 70.828795][ T4295] 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.
[ 70.854729][ T4295] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 70.866473][ T4295] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 70.873465][ T4295] 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.
[ 70.899691][ T4295] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 70.926625][ T4295] device hsr_slave_0 entered promiscuous mode
[ 70.934079][ T4295] device hsr_slave_1 entered promiscuous mode
[ 70.941033][ T4295] debugfs: Directory 'hsr0' with parent 'hsr' already present!
[ 70.948964][ T4295] Cannot create hsr debugfs directory
[ 71.299983][ T1433] ieee802154 phy0 wpan0: encryption failed: -22
[ 71.306419][ T1433] ieee802154 phy1 wpan1: encryption failed: -22
[ 72.588865][ T13] Bluetooth: hci0: command 0x0409 tx timeout
[ 73.634310][ T9] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 73.682824][ T9] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 73.754471][ T9] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 74.653374][ T4295] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 74.668102][ T4236] Bluetooth: hci0: command 0x041b tx timeout
[ 74.685468][ T4295] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 74.694706][ T4295] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 74.704652][ T4295] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 74.754384][ T4295] 8021q: adding VLAN 0 to HW filter on device bond0
[ 74.767128][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 74.775275][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 74.800271][ T4295] 8021q: adding VLAN 0 to HW filter on device team0
[ 74.809643][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 74.819676][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 74.828400][ T144] bridge0: port 1(bridge_slave_0) entered blocking state
[ 74.835471][ T144] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 74.843553][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 74.854828][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 74.864031][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 74.872868][ T1276] bridge0: port 2(bridge_slave_1) entered blocking state
[ 74.879981][ T1276] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 74.911222][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 74.922291][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 74.934425][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 74.944508][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 74.953847][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 74.964151][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 74.973068][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 74.985188][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 74.993787][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 75.005003][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 75.013729][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 75.024719][ T4295] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 75.139874][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 75.147344][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 75.176273][ T4295] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 75.191850][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 75.201284][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 75.226644][ T9] device hsr_slave_0 left promiscuous mode
[ 75.233535][ T9] device hsr_slave_1 left promiscuous mode
[ 75.240884][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 75.248732][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 75.257381][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 75.265009][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 75.272723][ T9] device bridge_slave_1 left promiscuous mode
[ 75.280043][ T9] bridge0: port 2(bridge_slave_1) entered disabled state
[ 75.292848][ T9] device bridge_slave_0 left promiscuous mode
[ 75.300249][ T9] bridge0: port 1(bridge_slave_0) entered disabled state
[ 75.316347][ T9] device veth1_macvtap left promiscuous mode
[ 75.323804][ T9] device veth0_macvtap left promiscuous mode
[ 75.330077][ T9] device veth1_vlan left promiscuous mode
[ 75.335983][ T9] device veth0_vlan left promiscuous mode
[ 75.475826][ T9] team0 (unregistering): Port device team_slave_1 removed
[ 75.488191][ T9] team0 (unregistering): Port device team_slave_0 removed
[ 75.500057][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 75.516131][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 75.564848][ T9] bond0 (unregistering): Released all slaves
[ 75.612062][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 75.622678][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 75.631438][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 75.639373][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 75.650296][ T4295] device veth0_vlan entered promiscuous mode
[ 75.661555][ T4295] device veth1_vlan entered promiscuous mode
[ 75.685871][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 75.697505][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 75.706221][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 75.715087][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 75.726147][ T4295] device veth0_macvtap entered promiscuous mode
[ 75.736220][ T4295] device veth1_macvtap entered promiscuous mode
[ 75.755918][ T4295] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 75.764674][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 75.773195][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 75.781584][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 75.790409][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 75.801039][ T4295] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 75.810615][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 75.819964][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 75.830874][ T4295] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 75.840147][ T4295] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 75.849858][ T4295] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 75.859457][ T4295] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 75.905591][ T144] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 75.919530][ T144] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 75.936602][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
2026/08/22 18:17:59 executed programs: 2
[ 75.949820][ T1276] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 75.959335][ T1276] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 75.966932][ T1276] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 76.748220][ T4246] Bluetooth: hci0: command 0x040f tx timeout
[ 78.828342][ T4236] Bluetooth: hci0: command 0x0419 tx timeout
2026/08/22 18:18:04 executed programs: 241
[ 86.665261][ T21] cfg80211: failed to load regulatory.db
[ 132.738946][ T1433] ieee802154 phy0 wpan0: encryption failed: -22
[ 132.745578][ T1433] ieee802154 phy1 wpan1: encryption failed: -22
[ 194.179239][ T1433] ieee802154 phy0 wpan0: encryption failed: -22
[ 194.185688][ T1433] ieee802154 phy1 wpan1: encryption failed: -22
[ 196.257866][ T21] Bluetooth: hci0: command 0x0406 tx timeout
[ 227.457759][ T27] INFO: task kworker/u4:1:144 blocked for more than 143 seconds.
[ 227.465686][ T27] Not tainted syzkaller #0
[ 227.471160][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 227.479904][ T27] task:kworker/u4:1 state:D stack:21472 pid: 144 ppid: 2 flags:0x00004000
[ 227.489148][ T27] Workqueue: writeback wb_workfn (flush-8:0)
[ 227.495161][ T27] Call Trace:
[ 227.498478][ T27]
[ 227.501414][ T27] __schedule+0x11c3/0x4350
[ 227.505935][ T27] ? lockdep_hardirqs_on_prepare+0x448/0x7c0
[ 227.511959][ T27] ? lock_chain_count+0x20/0x20
[ 227.516824][ T27] ? release_firmware_map_entry+0x190/0x190
[ 227.522772][ T27] ? _raw_spin_unlock_irqrestore+0xc1/0x120
[ 227.528701][ T27] ? blk_check_plugged+0x250/0x250
[ 227.533801][ T27] ? seqcount_lockdep_reader_access+0x18d/0x1d0
[ 227.540091][ T27] schedule+0x11b/0x1e0
[ 227.544260][ T27] io_schedule+0x7c/0xd0
[ 227.548562][ T27] rq_qos_wait+0x21d/0x330
[ 227.553055][ T27] ? wbt_inflight_cb+0x3e0/0x3e0
[ 227.558286][ T27] ? rq_depth_scale_down+0x2f0/0x2f0
[ 227.563592][ T27] ? __bio_clone_fast+0x2de/0x4b0
[ 227.568978][ T27] ? rq_qos_wait+0x330/0x330
[ 227.573873][ T27] ? wbt_exit+0x90/0x90
[ 227.578084][ T27] ? blk_throtl_charge_bio_split+0x176/0x1d0
[ 227.584118][ T27] ? __blk_queue_split+0x70d/0x1680
[ 227.589354][ T27] wbt_wait+0x39e/0x680
[ 227.593526][ T27] ? rwb_trace_step+0x340/0x340
[ 227.598467][ T27] ? blk_attempt_plug_merge+0x1fa/0x260
[ 227.604023][ T27] ? rwb_trace_step+0x340/0x340
[ 227.608893][ T27] __rq_qos_throttle+0x61/0xa0
[ 227.613665][ T27] blk_mq_submit_bio+0x434/0x1950
[ 227.618722][ T27] ? submit_bio_checks+0xc81/0x1990
[ 227.623928][ T27] ? blk_mq_try_issue_list_directly+0x500/0x500
[ 227.630200][ T27] ? __submit_bio+0x780/0x780
[ 227.634890][ T27] ? blk_try_enter_queue+0x399/0x4d0
[ 227.640203][ T27] __submit_bio+0x73e/0x780
[ 227.644721][ T27] ? rcu_lock_release+0x20/0x20
[ 227.649607][ T27] ? release_pages+0x185f/0x1bd0
[ 227.654550][ T27] ? local_lock_release+0x97/0x170
[ 227.659696][ T27] submit_bio_noacct+0x735/0x800
[ 227.664657][ T27] ? blk_put_request+0x20/0x20
[ 227.670001][ T27] ? __pagevec_release+0x6d/0xe0
[ 227.675018][ T27] submit_bio+0x2c6/0x550
[ 227.679443][ T27] ? submit_bio_noacct+0x800/0x800
[ 227.684579][ T27] ext4_io_submit+0x14a/0x200
[ 227.689526][ T27] ext4_writepages+0xf2f/0x2d40
[ 227.694412][ T27] ? ext4_readpage+0x2e0/0x2e0
[ 227.699290][ T27] ? mark_lock+0x94/0x320
[ 227.703795][ T27] ? writeback_sb_inodes+0x433/0x1750
[ 227.709283][ T27] ? ext4_readpage+0x2e0/0x2e0
[ 227.714057][ T27] do_writepages+0x493/0x700
[ 227.718719][ T27] ? __writepage+0x130/0x130
[ 227.723378][ T27] ? writeback_sb_inodes+0x6b7/0x1750
[ 227.728876][ T27] ? __lock_acquire+0x7b50/0x7b50
[ 227.734007][ T27] ? do_raw_spin_lock+0x128/0x2f0
[ 227.739105][ T27] __writeback_single_inode+0x153/0xda0
[ 227.744682][ T27] writeback_sb_inodes+0xaaa/0x1750
[ 227.750040][ T27] ? queue_io+0x530/0x530
[ 227.754384][ T27] ? __rwlock_init+0x140/0x140
[ 227.759213][ T27] __writeback_inodes_wb+0x12a/0x3f0
[ 227.764528][ T27] wb_writeback+0x45e/0xbc0
[ 227.769180][ T27] ? rcu_lock_release+0x20/0x20
[ 227.774079][ T27] ? lockdep_hardirqs_on_prepare+0x448/0x7c0
[ 227.780555][ T27] ? __lock_acquire+0x7b50/0x7b50
[ 227.785618][ T27] ? cpumask_next+0xb3/0xd0
[ 227.790228][ T27] wb_workfn+0xb15/0xf20
[ 227.794494][ T27] ? inode_wait_for_writeback+0x220/0x220
[ 227.800260][ T27] ? lockdep_hardirqs_on_prepare+0x448/0x7c0
[ 227.806259][ T27] ? __lock_acquire+0x7b50/0x7b50
[ 227.811377][ T27] ? read_lock_is_recursive+0x10/0x10
[ 227.816767][ T27] ? _raw_spin_unlock_irq+0x1f/0x40
[ 227.822033][ T27] process_one_work+0x867/0xff0
[ 227.826899][ T27] ? worker_detach_from_pool+0x240/0x240
[ 227.832733][ T27] ? lockdep_hardirqs_off+0x70/0x100
[ 227.838085][ T27] ? _raw_spin_lock_irq+0xb7/0xf0
[ 227.843116][ T27] ? _raw_spin_lock_irqsave+0x100/0x100
[ 227.848742][ T27] ? wq_worker_running+0x97/0x170
[ 227.853798][ T27] worker_thread+0xad7/0x12a0
[ 227.858679][ T27] kthread+0x42e/0x520
[ 227.862762][ T27] ? rcu_lock_release+0x20/0x20
[ 227.867686][ T27] ? kthread_blkcg+0xd0/0xd0
[ 227.872284][ T27] ret_from_fork+0x1f/0x30
[ 227.876717][ T27]
[ 227.880042][ T27] INFO: task syz.0.256:4588 blocked for more than 143 seconds.
[ 227.887744][ T27] Not tainted syzkaller #0
[ 227.892670][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 227.901387][ T27] task:syz.0.256 state:D stack:26336 pid: 4588 ppid: 4295 flags:0x00004004
[ 227.910687][ T27] Call Trace:
[ 227.913984][ T27]
[ 227.916902][ T27] __schedule+0x11c3/0x4350
[ 227.921458][ T27] ? lockdep_hardirqs_on_prepare+0x448/0x7c0
[ 227.927455][ T27] ? lock_chain_count+0x20/0x20
[ 227.932384][ T27] ? lockdep_hardirqs_off+0x70/0x100
[ 227.937796][ T27] ? release_firmware_map_entry+0x190/0x190
[ 227.943743][ T27] ? _raw_spin_unlock_irqrestore+0x82/0x120
[ 227.949706][ T27] ? lockdep_hardirqs_on+0x94/0x140
[ 227.954918][ T27] schedule+0x11b/0x1e0
[ 227.959108][ T27] io_schedule+0x7c/0xd0
[ 227.963359][ T27] bit_wait_io+0xd/0xc0
[ 227.967534][ T27] out_of_line_wait_on_bit+0x173/0x230
[ 227.973085][ T27] ? bit_wait+0xc0/0xc0
[ 227.977240][ T27] ? __wait_on_bit+0x170/0x170
[ 227.982045][ T27] ? do_raw_spin_lock+0x128/0x2f0
[ 227.987087][ T27] ? bit_waitqueue+0x30/0x30
[ 227.991778][ T27] ? do_raw_spin_unlock+0x11d/0x230
[ 227.996992][ T27] do_get_write_access+0x134/0xe40
[ 228.002176][ T27] jbd2_journal_get_write_access+0x108/0x140
[ 228.008235][ T27] __ext4_journal_get_write_access+0x24d/0x6e0
[ 228.014402][ T27] ? __ext4_journal_ensure_credits+0x450/0x450
[ 228.020660][ T27] ? slab_post_alloc_hook+0x68/0x380
[ 228.025973][ T27] ? __might_sleep+0xf0/0xf0
[ 228.030632][ T27] ext4_reserve_inode_write+0x203/0x2e0
[ 228.036188][ T27] __ext4_mark_inode_dirty+0x136/0x6c0
[ 228.041690][ T27] ext4_dirty_inode+0xbf/0x100
[ 228.046462][ T27] ? __ext4_expand_extra_isize+0x3e0/0x3e0
[ 228.052325][ T27] __mark_inode_dirty+0x2c8/0xc90
[ 228.057432][ T27] generic_update_time+0x1cd/0x1f0
[ 228.063049][ T27] file_update_time+0x3c0/0x440
[ 228.067945][ T27] ? file_remove_privs+0x5d0/0x5d0
[ 228.073043][ T27] ? mark_lock+0x94/0x320
[ 228.077366][ T27] ext4_page_mkwrite+0x1bc/0x1250
[ 228.082433][ T27] ? mapping_seek_hole_data+0x1300/0x1300
[ 228.088216][ T27] ? pte_alloc_one+0x287/0x310
[ 228.092970][ T27] ? ext4_change_inode_journal_flag+0x710/0x710
[ 228.099255][ T27] ? __rwlock_init+0x140/0x140
[ 228.104049][ T27] ? count_memcg_event_mm+0x324/0x370
[ 228.109491][ T27] ? do_raw_spin_unlock+0x11d/0x230
[ 228.114735][ T27] do_page_mkwrite+0x168/0x3c0
[ 228.119548][ T27] handle_mm_fault+0x1e47/0x4440
[ 228.124495][ T27] ? get_page+0xe0/0xe0
[ 228.128709][ T27] ? vmacache_find+0x4e3/0x590
[ 228.133477][ T27] ? vmacache_update+0xa0/0x100
[ 228.138386][ T27] ? find_vma+0x1df/0x230
[ 228.142724][ T27] do_user_addr_fault+0x494/0xc90
[ 228.147808][ T27] exc_page_fault+0x60/0x100
[ 228.152405][ T27] ? clear_bhb_loop+0x30/0x80
[ 228.157074][ T27] asm_exc_page_fault+0x22/0x30
[ 228.161968][ T27] RIP: 0033:0x7f8554fa0a23
[ 228.166388][ T27] RSP: 002b:00007fff7d517730 EFLAGS: 00010246
[ 228.172517][ T27] RAX: 000000000003fde8 RBX: 0000000000000000 RCX: 0000000000000000
[ 228.180542][ T27] RDX: 0000001b31224000 RSI: 0000000000040000 RDI: 00007f8555315708
[ 228.188583][ T27] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 228.196557][ T27] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 228.204575][ T27] R13: 0000000000000000 R14: 0000000000000000 R15: 00007fff7d5179c0
[ 228.212622][ T27]
[ 228.215743][ T27]
[ 228.215743][ T27] Showing all locks held in the system:
[ 228.223644][ T27] 1 lock held by khungtaskd/27:
[ 228.228613][ T27] #0: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
[ 228.237975][ T27] 4 locks held by kworker/u4:1/144:
[ 228.243172][ T27] #0: ffff888018b80138 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x75c/0xff0
[ 228.253776][ T27] #1: ffffc900016efd00 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x79e/0xff0
[ 228.265590][ T27] #2: ffff88814c3320e0 (&type->s_umount_key#32){++++}-{3:3}, at: trylock_super+0x1c/0xf0
[ 228.275590][ T27] #3: ffff88814c334c58 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x213/0x2d40
[ 228.286262][ T27] 2 locks held by getty/3944:
[ 228.291013][ T27] #0: ffff88814c2ad098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[ 228.300803][ T27] #1: ffffc900026562e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x594/0x1a50
[ 228.310970][ T27] 3 locks held by syz.0.256/4588:
[ 228.315990][ T27] #0: ffff88802c5eea28 (&mm->mmap_lock){++++}-{3:3}, at: do_user_addr_fault+0x2bb/0xc90
[ 228.325955][ T27] #1: ffff88814c332558 (sb_pagefaults){.+.+}-{0:0}, at: ext4_page_mkwrite+0x1a5/0x1250
[ 228.335799][ T27] #2: ffff88814c336990 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x12d5/0x1560
[ 228.345534][ T27] 3 locks held by syz-executor/4592:
[ 228.350869][ T27] #0: ffff88814c332460 (sb_writers#5){.+.+}-{0:0}, at: mnt_want_write+0x3d/0x90
[ 228.360049][ T27] #1: ffff8880749bf198 (&type->i_mutex_dir_key#4/1){+.+.}-{3:3}, at: filename_create+0x20b/0x450
[ 228.370848][ T27] #2: ffff88814c336990 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x12d5/0x1560
[ 228.380727][ T27]
[ 228.383070][ T27] =============================================
[ 228.383070][ T27]
[ 228.391634][ T27] NMI backtrace for cpu 1
[ 228.396438][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted syzkaller #0
[ 228.403633][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 228.413679][ T27] Call Trace:
[ 228.416946][ T27]
[ 228.419865][ T27] dump_stack_lvl+0x188/0x250
[ 228.424533][ T27] ? show_regs_print_info+0x20/0x20
[ 228.429732][ T27] ? load_image+0x410/0x410
[ 228.434301][ T27] ? nmi_cpu_backtrace+0x1b2/0x3d0
[ 228.439441][ T27] nmi_cpu_backtrace+0x3a2/0x3d0
[ 228.444406][ T27] ? nmi_trigger_cpumask_backtrace+0x280/0x280
[ 228.450586][ T27] ? _printk+0xda/0x130
[ 228.454750][ T27] ? load_image+0x410/0x410
[ 228.459251][ T27] ? load_image+0x410/0x410
[ 228.463863][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 228.470119][ T27] nmi_trigger_cpumask_backtrace+0x163/0x280
[ 228.476099][ T27] watchdog+0xe1b/0xe60
[ 228.480327][ T27] kthread+0x42e/0x520
[ 228.484428][ T27] ? hungtask_pm_notify+0x40/0x40
[ 228.489457][ T27] ? kthread_blkcg+0xd0/0xd0
[ 228.494098][ T27] ret_from_fork+0x1f/0x30
[ 228.498534][ T27]
[ 228.501707][ T27] Sending NMI from CPU 1 to CPUs 0:
[ 228.506966][ C0] NMI backtrace for cpu 0 skipped: idling at default_idle+0xb/0x10
[ 228.514884][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 228.522359][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted syzkaller #0
[ 228.529562][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 228.539622][ T27] Call Trace:
[ 228.542907][ T27]
[ 228.545821][ T27] dump_stack_lvl+0x188/0x250
[ 228.550490][ T27] ? show_regs_print_info+0x20/0x20
[ 228.555699][ T27] ? load_image+0x410/0x410
[ 228.560196][ T27] panic+0x2f8/0x850
[ 228.564163][ T27] ? schedule_preempt_disabled+0x20/0x20
[ 228.569777][ T27] ? bpf_jit_dump+0xd0/0xd0
[ 228.574262][ T27] ? __irq_work_queue_local+0x12c/0x190
[ 228.579794][ T27] ? nmi_trigger_cpumask_backtrace+0x260/0x280
[ 228.585946][ T27] watchdog+0xe5a/0xe60
[ 228.590105][ T27] kthread+0x42e/0x520
[ 228.594176][ T27] ? hungtask_pm_notify+0x40/0x40
[ 228.599186][ T27] ? kthread_blkcg+0xd0/0xd0
[ 228.603758][ T27] ret_from_fork+0x1f/0x30
[ 228.608172][ T27]
[ 228.611472][ T27] Kernel Offset: disabled
[ 228.615802][ T27] Rebooting in 86400 seconds..