Warning: Permanently added '10.128.1.164' (ED25519) to the list of known hosts. 1970/01/01 00:01:05 ignoring optional flag "type"="gce" 1970/01/01 00:01:05 parsed 1 programs [ 66.660854][ T4384] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 67.701864][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.703276][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 67.704750][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 67.711910][ T148] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.713153][ T148] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 67.714609][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 68.429771][ T4551] chnl_net:caif_netlink_parms(): no params data found [ 68.511433][ T4551] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.512614][ T4551] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.514321][ T4551] device bridge_slave_0 entered promiscuous mode [ 68.516936][ T4551] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.518205][ T4551] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.519677][ T4551] device bridge_slave_1 entered promiscuous mode [ 68.529421][ T4551] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.532311][ T4551] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.541194][ T4551] team0: Port device team_slave_0 added [ 68.543163][ T4551] team0: Port device team_slave_1 added [ 68.550591][ T4551] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 68.551799][ T4551] 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. [ 68.556216][ T4551] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 68.578345][ T4551] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 68.579460][ T4551] 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. [ 68.583807][ T4551] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 68.637643][ T4551] device hsr_slave_0 entered promiscuous mode [ 68.676494][ T4551] device hsr_slave_1 entered promiscuous mode [ 69.472216][ T4551] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 69.498098][ T4551] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 69.537615][ T4551] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 69.588449][ T4551] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 69.628130][ T2063] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.629516][ T2063] ieee802154 phy1 wpan1: encryption failed: -22 [ 69.638810][ T1967] cfg80211: failed to load regulatory.db [ 69.652870][ T4551] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.658365][ T4203] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.659848][ T4203] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.664002][ T4551] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.689002][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.690712][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.692239][ T323] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.693504][ T323] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.695169][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.705844][ T4203] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.709398][ T4203] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.711015][ T4203] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.712175][ T4203] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.715325][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.719700][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.725277][ T4203] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.728215][ T4203] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.730972][ T4203] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.738888][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.740578][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.746095][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.748697][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.758575][ T4551] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 69.760980][ T4551] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.764497][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.766981][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.883447][ T4551] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.887228][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.888494][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.900947][ T4203] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 69.902744][ T4203] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 69.916340][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 69.918066][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 69.919733][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 69.921160][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 69.925389][ T4551] device veth0_vlan entered promiscuous mode [ 69.929158][ T4551] device veth1_vlan entered promiscuous mode [ 69.943250][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 69.944878][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 69.947648][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 69.949268][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 69.958391][ T4551] device veth0_macvtap entered promiscuous mode [ 69.960886][ T4551] device veth1_macvtap entered promiscuous mode [ 69.977387][ T4551] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 69.978614][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 69.980166][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 69.981620][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 69.983284][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 69.996534][ T4551] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 69.999174][ T4203] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 70.000892][ T4203] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 70.003652][ T4551] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.004951][ T4551] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.006253][ T4551] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.008414][ T4551] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:01:10 executed programs: 0 [ 70.288853][ T4696] chnl_net:caif_netlink_parms(): no params data found [ 70.333280][ T4696] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.334515][ T4696] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.336200][ T4696] device bridge_slave_0 entered promiscuous mode [ 70.339843][ T4696] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.341046][ T4696] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.342521][ T4696] device bridge_slave_1 entered promiscuous mode [ 70.352504][ T4696] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.355227][ T4696] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.365820][ T4696] team0: Port device team_slave_0 added [ 70.368971][ T4696] team0: Port device team_slave_1 added [ 70.376112][ T4696] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 70.378251][ T4696] 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. [ 70.382367][ T4696] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 70.384962][ T4696] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 70.386022][ T4696] 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. [ 70.390939][ T4696] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 70.439484][ T4696] device hsr_slave_0 entered promiscuous mode [ 70.496654][ T4696] device hsr_slave_1 entered promiscuous mode [ 70.516323][ T4696] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 70.517559][ T4696] Cannot create hsr debugfs directory [ 70.552272][ T4696] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 72.266440][ T4177] Bluetooth: hci1: command 0x0409 tx timeout [ 73.290803][ T4696] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 74.346531][ T4177] Bluetooth: hci1: command 0x041b tx timeout [ 75.959925][ T4696] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 76.012831][ T4696] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 76.170095][ T4696] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 76.211327][ T4696] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 76.262286][ T4696] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 76.303272][ T4696] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 76.394957][ T4696] 8021q: adding VLAN 0 to HW filter on device bond0 [ 76.399789][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 76.401424][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.404105][ T4696] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.407543][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 76.409065][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 76.410586][ T323] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.411767][ T323] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.413318][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 76.415603][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 76.418752][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 76.421131][ T148] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.422253][ T148] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.425232][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 76.429362][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 76.432304][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 76.434348][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 76.435980][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 76.436502][ T4178] Bluetooth: hci1: command 0x040f tx timeout [ 76.441213][ T4203] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 76.442931][ T4203] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.450797][ T4203] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 76.452421][ T4203] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 76.455190][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 76.457429][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 76.459898][ T4696] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 76.502961][ T4696] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 76.507826][ T4203] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 76.509208][ T4203] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 76.513396][ T4203] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 76.515160][ T4203] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 76.521835][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 76.523503][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 76.525320][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 76.527200][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 76.529203][ T4696] device veth0_vlan entered promiscuous mode [ 76.532647][ T4696] device veth1_vlan entered promiscuous mode [ 76.540917][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 76.542463][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 76.544003][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 76.545657][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 76.549529][ T4696] device veth0_macvtap entered promiscuous mode [ 76.553028][ T9] device hsr_slave_0 left promiscuous mode [ 76.596660][ T9] device hsr_slave_1 left promiscuous mode [ 76.686358][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 76.687603][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 76.689109][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 76.690255][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 76.691784][ T9] device bridge_slave_1 left promiscuous mode [ 76.692810][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.726919][ T9] device bridge_slave_0 left promiscuous mode [ 76.728095][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 76.866423][ T9] device veth1_macvtap left promiscuous mode [ 76.867505][ T9] device veth0_macvtap left promiscuous mode [ 76.868483][ T9] device veth1_vlan left promiscuous mode [ 76.869404][ T9] device veth0_vlan left promiscuous mode [ 76.970791][ T9] team0 (unregistering): Port device team_slave_1 removed [ 76.975468][ T9] team0 (unregistering): Port device team_slave_0 removed [ 76.982981][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 77.021202][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 77.123064][ T9] bond0 (unregistering): Released all slaves [ 77.240578][ T4696] device veth1_macvtap entered promiscuous mode [ 77.249406][ T4696] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 77.250707][ T4203] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 77.252394][ T4203] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 77.253985][ T4203] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 77.255537][ T4203] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 77.259738][ T4696] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 77.260969][ T4203] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 77.262569][ T4203] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 77.265195][ T4696] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.266672][ T4696] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.268018][ T4696] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.269462][ T4696] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.300451][ T148] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.301793][ T148] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 77.302457][ T1604] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.303154][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 77.304312][ T1604] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 77.308369][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:17 executed programs: 2 [ 77.450133][ T4937] loop0: detected capacity change from 0 to 32768 [ 77.518686][ T4937] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 77.520130][ T4937] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 77.528903][ T4937] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 77.531440][ T3622] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 77.532618][ T3622] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 77.551298][ T3622] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 18ms [ 77.552978][ T3622] gfs2: fsid=syz:syz.0: jid=0: Done [ 77.553978][ T4937] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 77.590190][ T4937] gfs2: fsid=syz:syz.0: can't make FS RW: -5 [ 78.516507][ T4178] Bluetooth: hci1: command 0x0419 tx timeout [ 87.394620][ T4944] chnl_net:caif_netlink_parms(): no params data found [ 87.413756][ T4944] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.414935][ T4944] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.416604][ T4944] device bridge_slave_0 entered promiscuous mode [ 87.418639][ T4944] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.419858][ T4944] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.421438][ T4944] device bridge_slave_1 entered promiscuous mode [ 87.430063][ T4944] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 87.432677][ T4944] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 87.441257][ T4944] team0: Port device team_slave_0 added [ 87.443953][ T4944] team0: Port device team_slave_1 added [ 87.451023][ T4944] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 87.452173][ T4944] 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. [ 87.456731][ T4944] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 87.459113][ T4944] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 87.460235][ T4944] 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. [ 87.464512][ T4944] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 87.517494][ T4944] device hsr_slave_0 entered promiscuous mode [ 87.556474][ T4944] device hsr_slave_1 entered promiscuous mode [ 87.627124][ T4944] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 87.653389][ T4944] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 87.714943][ T4944] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 87.778023][ T4944] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 87.940770][ T4944] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 87.997671][ T4944] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 88.017705][ T4944] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 88.057757][ T4944] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 88.104232][ T4944] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.105408][ T4944] bridge0: port 2(bridge_slave_1) entered forwarding state [ 88.106762][ T4944] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.107886][ T4944] bridge0: port 1(bridge_slave_0) entered forwarding state [ 88.127866][ T4944] 8021q: adding VLAN 0 to HW filter on device bond0 [ 88.131915][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 88.133681][ T148] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.135250][ T148] bridge0: port 2(bridge_slave_1) entered disabled state [ 88.138537][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 88.142938][ T4944] 8021q: adding VLAN 0 to HW filter on device team0 [ 88.146164][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 88.148037][ T148] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.149203][ T148] bridge0: port 1(bridge_slave_0) entered forwarding state [ 88.152163][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 88.153683][ T148] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.154813][ T148] bridge0: port 2(bridge_slave_1) entered forwarding state [ 88.163236][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 88.165002][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 88.169936][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 88.172911][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 88.175892][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 88.178981][ T4944] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 88.221190][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 88.222544][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 88.225969][ T4944] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 88.234208][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 88.242028][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 88.244204][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 88.245561][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 88.248510][ T4944] device veth0_vlan entered promiscuous mode [ 88.252049][ T4944] device veth1_vlan entered promiscuous mode [ 88.260200][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 88.261799][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 88.263436][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 88.267771][ T4944] device veth0_macvtap entered promiscuous mode [ 88.270413][ T4944] device veth1_macvtap entered promiscuous mode [ 88.275728][ T4944] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 88.278118][ T4944] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 88.280313][ T4944] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 88.281657][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 88.283724][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 88.286222][ T4944] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 88.288455][ T4944] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 88.290885][ T4944] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 88.292550][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 88.295591][ T4944] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 88.297973][ T4944] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 88.299334][ T4944] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 88.300853][ T4944] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 88.322225][ T148] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 88.324321][ T148] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 88.325940][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 88.332302][ T1604] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 88.333664][ T1604] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 88.335162][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:28 executed programs: 3 [ 89.386854][ T4074] Bluetooth: hci0: command 0x0409 tx timeout [ 91.466914][ T3622] Bluetooth: hci0: command 0x041b tx timeout 1970/01/01 00:01:33 executed programs: 35 [ 93.547018][ T4074] Bluetooth: hci0: command 0x040f tx timeout [ 95.626480][ T1967] Bluetooth: hci0: command 0x0419 tx timeout 1970/01/01 00:01:38 executed programs: 67 1970/01/01 00:01:43 executed programs: 99 1970/01/01 00:01:48 executed programs: 131 1970/01/01 00:01:53 executed programs: 164 1970/01/01 00:01:58 executed programs: 196 1970/01/01 00:02:03 executed programs: 228 1970/01/01 00:02:08 executed programs: 261 [ 131.067059][ T2063] ieee802154 phy0 wpan0: encryption failed: -22 [ 131.068070][ T2063] ieee802154 phy1 wpan1: encryption failed: -22 1970/01/01 00:02:13 executed programs: 293 1970/01/01 00:02:18 executed programs: 325 1970/01/01 00:02:24 executed programs: 357 1970/01/01 00:02:29 executed programs: 389 1970/01/01 00:02:34 executed programs: 421 1970/01/01 00:02:39 executed programs: 454 1970/01/01 00:02:44 executed programs: 487 1970/01/01 00:02:49 executed programs: 519 1970/01/01 00:02:54 executed programs: 551 1970/01/01 00:02:59 executed programs: 583 [ 182.664159][ T6164] chnl_net:caif_netlink_parms(): no params data found [ 182.683646][ T6164] bridge0: port 1(bridge_slave_0) entered blocking state [ 182.684979][ T6164] bridge0: port 1(bridge_slave_0) entered disabled state [ 182.687209][ T6164] device bridge_slave_0 entered promiscuous mode [ 182.689324][ T6164] bridge0: port 2(bridge_slave_1) entered blocking state [ 182.690505][ T6164] bridge0: port 2(bridge_slave_1) entered disabled state [ 182.691996][ T6164] device bridge_slave_1 entered promiscuous mode [ 182.701555][ T6164] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 182.704150][ T6164] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 182.712824][ T6164] team0: Port device team_slave_0 added [ 182.715546][ T6164] team0: Port device team_slave_1 added [ 182.723018][ T6164] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 182.724124][ T6164] 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. [ 182.730091][ T6164] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 182.732727][ T6164] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 182.733819][ T6164] 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. [ 182.738717][ T6164] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 182.808245][ T6164] device hsr_slave_0 entered promiscuous mode [ 182.846484][ T6164] device hsr_slave_1 entered promiscuous mode [ 182.896481][ T6164] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 182.897761][ T6164] Cannot create hsr debugfs directory [ 182.929710][ T6164] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 183.002936][ T6164] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 183.310256][ T6164] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 183.352683][ T6164] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 183.490439][ T6164] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 183.544028][ T6164] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 183.600750][ T6164] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 183.641152][ T6164] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 183.696388][ T6164] bridge0: port 2(bridge_slave_1) entered blocking state [ 183.697838][ T6164] bridge0: port 2(bridge_slave_1) entered forwarding state [ 183.699140][ T6164] bridge0: port 1(bridge_slave_0) entered blocking state [ 183.700368][ T6164] bridge0: port 1(bridge_slave_0) entered forwarding state [ 183.709801][ T4203] bridge0: port 1(bridge_slave_0) entered disabled state [ 183.711424][ T4203] bridge0: port 2(bridge_slave_1) entered disabled state [ 183.726039][ T6164] 8021q: adding VLAN 0 to HW filter on device bond0 [ 183.734788][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 183.736433][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 183.739086][ T6164] 8021q: adding VLAN 0 to HW filter on device team0 [ 183.741833][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 183.743460][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 183.744884][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 183.746090][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 183.750545][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 183.752242][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 183.753735][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 183.754884][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 183.758826][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 183.761672][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 183.764504][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 183.766639][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 183.768253][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 183.771589][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 183.773497][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 183.776198][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 183.778955][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 183.785291][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 183.787473][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 183.790110][ T6164] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 183.833612][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 183.835229][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 183.839867][ T6164] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 183.850343][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 183.852633][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 183.860103][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 183.861719][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 183.863347][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 183.864711][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 183.871276][ T6164] device veth0_vlan entered promiscuous mode [ 183.874709][ T6164] device veth1_vlan entered promiscuous mode [ 183.886933][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 183.888506][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 183.889945][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 183.891515][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 183.894670][ T6164] device veth0_macvtap entered promiscuous mode [ 183.898428][ T6164] device veth1_macvtap entered promiscuous mode [ 183.903369][ T6164] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 183.905082][ T6164] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 183.907446][ T6164] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 183.909237][ T6164] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 183.911767][ T6164] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 183.918645][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 183.920427][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 183.922013][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 183.923500][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 183.925391][ T6164] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 183.927171][ T6164] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 183.928710][ T6164] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 183.930384][ T6164] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 183.932586][ T6164] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 183.933943][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 183.935532][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 183.939797][ T6164] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 183.941256][ T6164] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 183.942727][ T6164] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 183.944184][ T6164] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 183.971846][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 183.973826][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 183.975438][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 183.983438][ T148] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 183.984578][ T148] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 183.985906][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 184.344743][ T1604] device hsr_slave_0 left promiscuous mode [ 184.397430][ T1604] device hsr_slave_1 left promiscuous mode [ 184.486451][ T1604] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 184.487801][ T1604] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 184.489436][ T1604] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 184.490654][ T1604] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 184.492596][ T1604] device bridge_slave_1 left promiscuous mode [ 184.493700][ T1604] bridge0: port 2(bridge_slave_1) entered disabled state [ 184.548367][ T1604] device bridge_slave_0 left promiscuous mode [ 184.549566][ T1604] bridge0: port 1(bridge_slave_0) entered disabled state [ 184.666583][ T1967] Bluetooth: hci2: command 0x0409 tx timeout [ 184.676615][ T1604] device veth1_macvtap left promiscuous mode [ 184.677681][ T1604] device veth0_macvtap left promiscuous mode [ 184.678729][ T1604] device veth1_vlan left promiscuous mode [ 184.679714][ T1604] device veth0_vlan left promiscuous mode 1970/01/01 00:03:04 executed programs: 607 [ 184.825092][ T1604] team0 (unregistering): Port device team_slave_1 removed [ 184.835508][ T1604] team0 (unregistering): Port device team_slave_0 removed [ 184.841331][ T1604] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 184.872127][ T1604] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 185.011408][ T1604] bond0 (unregistering): Released all slaves [ 186.756596][ T13] Bluetooth: hci2: command 0x041b tx timeout [ 188.826475][ T4196] Bluetooth: hci2: command 0x040f tx timeout 1970/01/01 00:03:09 executed programs: 639 [ 190.906380][ T4074] Bluetooth: hci2: command 0x0419 tx timeout [ 192.506920][ T2063] ieee802154 phy0 wpan0: encryption failed: -22 [ 192.508376][ T2063] ieee802154 phy1 wpan1: encryption failed: -22 [ 194.596388][ T4196] Bluetooth: hci1: command 0x0406 tx timeout 1970/01/01 00:03:14 executed programs: 671 1970/01/01 00:03:19 executed programs: 703 1970/01/01 00:03:24 executed programs: 735 1970/01/01 00:03:30 executed programs: 768 1970/01/01 00:03:35 executed programs: 800 1970/01/01 00:03:40 executed programs: 832 1970/01/01 00:03:45 executed programs: 864 1970/01/01 00:03:50 executed programs: 896 1970/01/01 00:03:55 executed programs: 928 [ 237.956536][ T27] INFO: task kworker/0:1H:149 blocked for more than 143 seconds. [ 237.957618][ T27] Not tainted syzkaller #0 [ 237.958225][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 237.959326][ T27] task:kworker/0:1H state:D stack: 0 pid: 149 ppid: 2 flags:0x00000008 [ 237.960676][ T27] Workqueue: glock_workqueue glock_work_func [ 237.961692][ T27] Call trace: [ 237.962197][ T27] __switch_to+0x2f4/0x540 [ 237.962887][ T27] __schedule+0xdfc/0x1bc4 [ 237.963612][ T27] schedule+0x11c/0x1c8 [ 237.964287][ T27] rwsem_down_write_slowpath+0xc34/0x145c [ 237.965232][ T27] down_write+0xe8/0x12c [ 237.965850][ T27] freeze_super+0x54/0x36c [ 237.968432][ T27] freeze_go_sync+0x128/0x31c [ 237.969211][ T27] do_xmote+0x2ec/0xf58 [ 237.969941][ T27] run_queue+0x3fc/0x698 [ 237.970713][ T27] glock_work_func+0x208/0x440 [ 237.971460][ T27] process_one_work+0x79c/0x1138 [ 237.972291][ T27] worker_thread+0x8f4/0x1034 [ 237.973016][ T27] kthread+0x374/0x454 [ 237.973619][ T27] ret_from_fork+0x10/0x20 [ 237.974337][ T27] INFO: task syz.0.15:4937 blocked for more than 143 seconds. [ 237.975411][ T27] Not tainted syzkaller #0 [ 237.977249][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 237.978652][ T27] task:syz.0.15 state:D stack: 0 pid: 4937 ppid: 4696 flags:0x00000009 [ 237.980028][ T27] Call trace: [ 237.980526][ T27] __switch_to+0x2f4/0x540 [ 237.981167][ T27] __schedule+0xdfc/0x1bc4 [ 237.981854][ T27] schedule+0x11c/0x1c8 [ 237.982499][ T27] schedule_timeout+0xc8/0x2f4 [ 237.983297][ T27] do_wait_for_common+0x204/0x374 [ 237.984091][ T27] wait_for_completion+0x48/0x60 [ 237.984807][ T27] flush_workqueue+0x4cc/0x104c [ 237.985447][ T27] gfs2_gl_hash_clear+0xc8/0x2cc [ 237.986088][ T27] gfs2_fill_super+0x1164/0x1a18 [ 237.987562][ T27] get_tree_bdev+0x358/0x544 [ 237.988229][ T27] gfs2_get_tree+0x54/0x1b4 [ 237.988920][ T27] vfs_get_tree+0x90/0x274 [ 237.989510][ T27] do_new_mount+0x228/0x810 [ 237.990103][ T27] path_mount+0x5bc/0x1008 [ 237.990700][ T27] __arm64_sys_mount+0x514/0x5f0 [ 237.991375][ T27] invoke_syscall+0x98/0x2b0 [ 237.992111][ T27] el0_svc_common+0x138/0x258 [ 237.992878][ T27] do_el0_svc+0x58/0x13c [ 237.993475][ T27] el0_svc+0x78/0x1d0 [ 237.994075][ T27] el0t_64_sync_handler+0xcc/0xe4 [ 237.994809][ T27] el0t_64_sync+0x1a0/0x1a4 [ 237.995588][ T27] [ 237.995588][ T27] Showing all locks held in the system: [ 237.997572][ T27] 1 lock held by khungtaskd/27: [ 237.998219][ T27] #0: ffff800014471360 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 [ 237.999793][ T27] 3 locks held by kworker/0:1H/149: [ 238.000686][ T27] #0: ffff0000c67f3138 ((wq_completion)glock_workqueue){+.+.}-{0:0}, at: process_one_work+0x678/0x1138 [ 238.002370][ T27] #1: ffff80001bef7c00 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}, at: process_one_work+0x6b8/0x1138 [ 238.004511][ T27] #2: ffff0000cb0a20e0 (&type->s_umount_key#50){+.+.}-{3:3}, at: freeze_super+0x54/0x36c [ 238.006090][ T27] 2 locks held by getty/3803: [ 238.008795][ T27] #0: ffff0000d5520098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x40/0x50 [ 238.010128][ T27] #1: ffff80001be8b2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x2f0/0xf6c [ 238.011712][ T27] 1 lock held by syz.0.15/4937: [ 238.012463][ T27] #0: ffff0000cb0a20e0 (&type->s_umount_key#49/1){+.+.}-{3:3}, at: alloc_super+0x1a8/0x81c [ 238.014174][ T27] 3 locks held by syz.0.957/6864: [ 238.015017][ T27] [ 238.015345][ T27] ============================================= [ 238.015345][ T27] [ 238.017130][ T27] Kernel panic - not syncing: hung_task: blocked tasks [ 238.018026][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted syzkaller #0 [ 238.019216][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 238.020829][ T27] Call trace: [ 238.021366][ T27] dump_backtrace+0x0/0x458 [ 238.022129][ T27] show_stack+0x2c/0x3c [ 238.022756][ T27] __dump_stack+0x30/0x40 [ 238.023429][ T27] dump_stack_lvl+0xf4/0x15c [ 238.024168][ T27] dump_stack+0x1c/0x5c [ 238.024846][ T27] panic+0x2fc/0x860 [ 238.025455][ T27] hung_task_panic+0x0/0x2c [ 238.026210][ T27] kthread+0x374/0x454 [ 238.026888][ T27] ret_from_fork+0x10/0x20 [ 238.027594][ T27] SMP: stopping secondary CPUs [ 238.028354][ T27] Kernel Offset: disabled [ 238.029079][ T27] CPU features: 0x8,000003c1,7d33ffd9 [ 238.029950][ T27] Memory Limit: none [ 238.260355][ T27] Rebooting in 86400 seconds..