Warning: Permanently added '10.128.1.146' (ED25519) to the list of known hosts. 1970/01/01 00:01:01 ignoring optional flag "sandboxArg"="0" 1970/01/01 00:01:01 ignoring optional flag "type"="gce" 1970/01/01 00:01:01 parsed 1 programs [ 61.759807][ T4358] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS 1970/01/01 00:01:01 executed programs: 0 [ 61.897989][ T4364] chnl_net:caif_netlink_parms(): no params data found [ 61.934108][ T4364] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.936211][ T4364] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.940324][ T4364] device bridge_slave_0 entered promiscuous mode [ 61.944479][ T4364] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.946683][ T4364] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.949818][ T4364] device bridge_slave_1 entered promiscuous mode [ 61.966360][ T4364] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.971137][ T4364] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.986500][ T4364] team0: Port device team_slave_0 added [ 61.991614][ T4364] team0: Port device team_slave_1 added [ 62.004938][ T4364] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 62.006917][ T4364] 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. [ 62.014402][ T4364] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 62.018786][ T4364] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 62.020719][ T4364] 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. [ 62.027637][ T4364] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 62.092016][ T4364] device hsr_slave_0 entered promiscuous mode [ 62.129457][ T4364] device hsr_slave_1 entered promiscuous mode [ 62.944516][ T4364] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 62.980634][ T4364] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 63.029967][ T4364] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 63.070028][ T4364] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 63.162781][ T4364] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.172327][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.175546][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.181684][ T4364] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.186401][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.192647][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.195557][ T1678] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.197567][ T1678] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.209469][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.212587][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.215377][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.220589][ T1678] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.222789][ T1678] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.225293][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.241439][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 63.244850][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 63.248907][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.251715][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 63.254694][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.257523][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 63.264273][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 63.271620][ T4364] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 63.275053][ T4364] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 63.279972][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 63.282590][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 63.285504][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 63.369140][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 63.371403][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 63.381322][ T4364] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 63.395618][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 63.398609][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 63.414476][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 63.417291][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 63.424130][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 63.427157][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 63.430853][ T4364] device veth0_vlan entered promiscuous mode [ 63.437725][ T4364] device veth1_vlan entered promiscuous mode [ 63.455949][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 63.460363][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 63.463014][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 63.466215][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 63.473238][ T4364] device veth0_macvtap entered promiscuous mode [ 63.479116][ T4364] device veth1_macvtap entered promiscuous mode [ 63.490712][ T4364] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 63.492946][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 63.495631][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 63.499399][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 63.502214][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 63.508191][ T4364] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 63.512233][ T4364] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.514693][ T4364] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.517081][ T4364] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.519787][ T4364] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.523889][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 63.527107][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 63.585988][ T1678] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 63.596679][ T1678] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 63.607578][ T153] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 63.608799][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 63.612858][ T153] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 63.617568][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 63.869686][ T13] Bluetooth: hci0: command 0x0409 tx timeout [ 63.886027][ T4465] loop0: detected capacity change from 0 to 32768 [ 65.948569][ T13] Bluetooth: hci0: command 0x041b tx timeout [ 68.028137][ T3331] Bluetooth: hci0: command 0x040f tx timeout [ 69.630123][ T2055] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.632164][ T2055] ieee802154 phy1 wpan1: encryption failed: -22 [ 69.632265][ T1960] cfg80211: failed to load regulatory.db [ 70.107913][ T3331] Bluetooth: hci0: command 0x0419 tx timeout 1970/01/01 00:01:33 executed programs: 1 [ 94.824578][ T4738] chnl_net:caif_netlink_parms(): no params data found [ 94.861307][ T4738] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.863441][ T4738] bridge0: port 1(bridge_slave_0) entered disabled state [ 94.866077][ T4738] device bridge_slave_0 entered promiscuous mode [ 94.870148][ T4738] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.872204][ T4738] bridge0: port 2(bridge_slave_1) entered disabled state [ 94.874855][ T4738] device bridge_slave_1 entered promiscuous mode [ 94.891422][ T4738] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 94.895958][ T4738] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 94.912329][ T4738] team0: Port device team_slave_0 added [ 94.915855][ T4738] team0: Port device team_slave_1 added [ 94.931215][ T4738] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 94.933224][ T4738] 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. [ 94.940921][ T4738] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 94.945206][ T4738] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 94.947061][ T4738] 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. [ 94.955839][ T4738] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 95.032371][ T4738] device hsr_slave_0 entered promiscuous mode [ 95.069626][ T4738] device hsr_slave_1 entered promiscuous mode [ 95.108069][ T4738] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 95.110447][ T4738] Cannot create hsr debugfs directory [ 95.191569][ T4738] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 95.262453][ T4738] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 95.317503][ T4738] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 95.361805][ T4738] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 95.540759][ T4738] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 95.592744][ T4738] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 95.632809][ T4738] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 95.672801][ T4738] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 95.734822][ T4738] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.736944][ T4738] bridge0: port 2(bridge_slave_1) entered forwarding state [ 95.739077][ T4738] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.741156][ T4738] bridge0: port 1(bridge_slave_0) entered forwarding state [ 95.794392][ T4738] 8021q: adding VLAN 0 to HW filter on device bond0 [ 95.805834][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 95.810153][ T148] bridge0: port 1(bridge_slave_0) entered disabled state [ 95.812871][ T148] bridge0: port 2(bridge_slave_1) entered disabled state [ 95.816705][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 95.828779][ T4738] 8021q: adding VLAN 0 to HW filter on device team0 [ 95.839450][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 95.845017][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 95.847677][ T1678] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.849854][ T1678] bridge0: port 1(bridge_slave_0) entered forwarding state [ 95.854438][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 95.857434][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 95.863103][ T1678] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.865160][ T1678] bridge0: port 2(bridge_slave_1) entered forwarding state [ 95.867578][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 95.885859][ T4738] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 95.888978][ T4738] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 95.892673][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 95.900863][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 95.904640][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 95.907548][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 95.912443][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 95.915332][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 95.919903][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 95.922974][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 95.925773][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 95.930719][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 95.933548][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 96.028491][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 96.030754][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 96.036735][ T4738] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 96.049426][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 96.052609][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 96.070402][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 96.073332][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 96.076439][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 96.082915][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 96.086433][ T4738] device veth0_vlan entered promiscuous mode [ 96.096188][ T4738] device veth1_vlan entered promiscuous mode [ 96.121139][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 96.123864][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 96.126562][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 96.131522][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 96.136378][ T4738] device veth0_macvtap entered promiscuous mode [ 96.142413][ T4738] device veth1_macvtap entered promiscuous mode [ 96.155105][ T4738] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 96.162050][ T4738] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 96.166008][ T4738] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 96.169646][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 96.172420][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 96.175281][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 96.179429][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 96.184438][ T4738] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 96.187336][ T4738] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 96.193093][ T4738] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 96.195852][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 96.201499][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 96.207601][ T4738] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 96.211558][ T4738] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 96.214085][ T4738] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 96.216548][ T4738] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 96.290003][ T153] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 96.292506][ T153] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 96.298372][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 96.318572][ T153] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 96.320981][ T153] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 96.324235][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 96.758249][ T4067] Bluetooth: hci1: command 0x0409 tx timeout 1970/01/01 00:01:38 executed programs: 8 [ 98.830010][ T4067] Bluetooth: hci1: command 0x041b tx timeout [ 100.908123][ T4067] Bluetooth: hci1: command 0x040f tx timeout [ 102.988096][ T4055] Bluetooth: hci1: command 0x0419 tx timeout 1970/01/01 00:01:43 executed programs: 23 1970/01/01 00:01:49 executed programs: 38 1970/01/01 00:01:54 executed programs: 53 1970/01/01 00:01:59 executed programs: 67 1970/01/01 00:02:04 executed programs: 82 1970/01/01 00:02:09 executed programs: 97 [ 131.069320][ T2055] ieee802154 phy0 wpan0: encryption failed: -22 [ 131.071116][ T2055] ieee802154 phy1 wpan1: encryption failed: -22 1970/01/01 00:02:14 executed programs: 111 1970/01/01 00:02:20 executed programs: 124 1970/01/01 00:02:25 executed programs: 138 1970/01/01 00:02:30 executed programs: 153 1970/01/01 00:02:35 executed programs: 168 1970/01/01 00:02:40 executed programs: 183 1970/01/01 00:02:45 executed programs: 198 1970/01/01 00:02:51 executed programs: 213 1970/01/01 00:02:56 executed programs: 228 1970/01/01 00:03:01 executed programs: 243 [ 184.347921][ T4062] Bluetooth: hci0: command 0x0406 tx timeout 1970/01/01 00:03:06 executed programs: 258 1970/01/01 00:03:11 executed programs: 273 [ 192.508962][ T2055] ieee802154 phy0 wpan0: encryption failed: -22 [ 192.510823][ T2055] ieee802154 phy1 wpan1: encryption failed: -22 1970/01/01 00:03:17 executed programs: 288 1970/01/01 00:03:22 executed programs: 302 1970/01/01 00:03:27 executed programs: 317 1970/01/01 00:03:32 executed programs: 332 1970/01/01 00:03:38 executed programs: 347 [ 220.201746][ T4062] Bluetooth: hci1: command 0x0406 tx timeout 1970/01/01 00:03:43 executed programs: 362 [ 223.877990][ T27] INFO: task kworker/u4:4:335 blocked for more than 143 seconds. [ 223.880433][ T27] Not tainted 5.15.189-syzkaller #0 [ 223.881930][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 223.884254][ T27] task:kworker/u4:4 state:D stack: 0 pid: 335 ppid: 2 flags:0x00000008 [ 223.894556][ T27] Workqueue: writeback wb_workfn (flush-7:0) [ 223.896280][ T27] Call trace: [ 223.897171][ T27] __switch_to+0x2f4/0x558 [ 223.916725][ T27] __schedule+0xe00/0x1c0c [ 223.920895][ T27] schedule+0x11c/0x1c8 [ 223.922038][ T27] schedule_preempt_disabled+0x18/0x2c [ 223.923538][ T27] __mutex_lock_common+0xa9c/0x1edc [ 223.924964][ T27] mutex_lock_nested+0xac/0x11c [ 223.926229][ T27] jfs_commit_inode+0x19c/0x498 [ 223.927652][ T27] jfs_write_inode+0x128/0x1f8 [ 223.940326][ T27] __writeback_single_inode+0x560/0x11f0 [ 223.941916][ T27] writeback_sb_inodes+0x7fc/0x1378 [ 223.943397][ T27] __writeback_inodes_wb+0x110/0x394 [ 223.944914][ T27] wb_writeback+0x3ec/0xe44 [ 223.946161][ T27] wb_workfn+0xa7c/0xdd8 [ 223.947327][ T27] process_one_work+0x79c/0x1140 [ 223.960314][ T27] worker_thread+0x8f4/0x101c [ 223.961648][ T27] kthread+0x374/0x454 [ 223.962725][ T27] ret_from_fork+0x10/0x20 [ 223.964046][ T27] [ 223.964046][ T27] Showing all locks held in the system: [ 223.966158][ T27] 1 lock held by khungtaskd/27: [ 223.967450][ T27] #0: ffff800014341360 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 [ 223.980339][ T27] 4 locks held by kworker/u4:4/335: [ 223.981820][ T27] #0: ffff0000c21e0138 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x678/0x1140 [ 223.984823][ T27] #1: ffff80001f517c00 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x6b8/0x1140 [ 223.997262][ T27] #2: ffff0000c8c860e0 (&type->s_umount_key#49){.+.+}-{3:3}, at: trylock_super+0x24/0xf4 [ 224.002939][ T27] #3: ffff0000e243b008 (&jfs_ip->commit_mutex){+.+.}-{3:3}, at: jfs_commit_inode+0x19c/0x498 [ 224.005807][ T27] 2 locks held by getty/3809: [ 224.007137][ T27] #0: ffff0000d4a2c098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x40/0x50 [ 224.010244][ T27] #1: ffff80001b7a32e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x2f0/0xf6c [ 224.013059][ T27] 4 locks held by syz-executor.0/4465: [ 224.014516][ T27] 2 locks held by syz-executor.0/5494: [ 224.016152][ T27] [ 224.016904][ T27] ============================================= [ 224.016904][ T27] [ 224.022369][ T27] Kernel panic - not syncing: hung_task: blocked tasks [ 224.024256][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.189-syzkaller #0 [ 224.026525][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 224.029339][ T27] Call trace: [ 224.030230][ T27] dump_backtrace+0x0/0x43c [ 224.031553][ T27] show_stack+0x2c/0x3c [ 224.032706][ T27] __dump_stack+0x30/0x40 [ 224.033884][ T27] dump_stack_lvl+0xf8/0x160 [ 224.035128][ T27] dump_stack+0x1c/0x5c [ 224.036360][ T27] panic+0x2e4/0x854 [ 224.037428][ T27] hung_task_panic+0x0/0x2c [ 224.038621][ T27] kthread+0x374/0x454 [ 224.039723][ T27] ret_from_fork+0x10/0x20 [ 224.040941][ T27] SMP: stopping secondary CPUs [ 224.042431][ T27] Kernel Offset: disabled [ 224.043601][ T27] CPU features: 0x8,000081c1,21302e40 [ 224.045058][ T27] Memory Limit: none [ 224.429468][ T27] Rebooting in 86400 seconds..