Warning: Permanently added '10.128.0.22' (ED25519) to the list of known hosts. 2025/05/15 19:41:35 ignoring optional flag "sandboxArg"="0" 2025/05/15 19:41:35 ignoring optional flag "type"="gce" 2025/05/15 19:41:36 parsed 1 programs 2025/05/15 19:41:36 executed programs: 0 [ 101.154519][ T5127] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 101.162913][ T5127] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 101.171873][ T5127] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 101.180901][ T5127] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 101.189080][ T5127] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 101.323297][ T6135] chnl_net:caif_netlink_parms(): no params data found [ 101.396517][ T6135] bridge0: port 1(bridge_slave_0) entered blocking state [ 101.403764][ T6135] bridge0: port 1(bridge_slave_0) entered disabled state [ 101.411117][ T6135] bridge_slave_0: entered allmulticast mode [ 101.418365][ T6135] bridge_slave_0: entered promiscuous mode [ 101.427024][ T6135] bridge0: port 2(bridge_slave_1) entered blocking state [ 101.434207][ T6135] bridge0: port 2(bridge_slave_1) entered disabled state [ 101.441884][ T6135] bridge_slave_1: entered allmulticast mode [ 101.449824][ T6135] bridge_slave_1: entered promiscuous mode [ 101.478380][ T6135] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 101.490042][ T6135] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 101.521710][ T6135] team0: Port device team_slave_0 added [ 101.529550][ T6135] team0: Port device team_slave_1 added [ 101.555462][ T6135] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 101.563250][ T6135] 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. [ 101.589236][ T6135] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 101.601795][ T6135] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 101.609300][ T6135] 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. [ 101.635413][ T6135] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 101.678538][ T6135] hsr_slave_0: entered promiscuous mode [ 101.684803][ T6135] hsr_slave_1: entered promiscuous mode [ 102.319278][ T6135] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 102.331970][ T6135] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 102.343160][ T6135] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 102.357558][ T6135] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 102.473495][ T6135] 8021q: adding VLAN 0 to HW filter on device bond0 [ 102.501307][ T6135] 8021q: adding VLAN 0 to HW filter on device team0 [ 102.515963][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 102.523210][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 102.548176][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 102.555516][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 102.819936][ T6135] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 102.889392][ T6135] veth0_vlan: entered promiscuous mode [ 102.907905][ T6135] veth1_vlan: entered promiscuous mode [ 102.952776][ T6135] veth0_macvtap: entered promiscuous mode [ 102.964725][ T6135] veth1_macvtap: entered promiscuous mode [ 102.991433][ T6135] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 103.011501][ T6135] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 103.030391][ T6135] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.040800][ T6135] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.052869][ T6135] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.063025][ T6135] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.162742][ T63] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 103.183415][ T63] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 103.221041][ T12] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 103.229036][ T12] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 103.264233][ T5127] Bluetooth: hci0: command tx timeout [ 103.427759][ T6194] nbd0: detected capacity change from 0 to 485291868 [ 104.135150][ T5127] block nbd0: Receive control failed (result -104) [ 104.135604][ T6190] block nbd0: shutting down sockets [ 104.167862][ C0] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 104.177265][ C0] Buffer I/O error on dev nbd0, logical block 0, async page read [ 104.186267][ T59] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 104.198661][ T59] Buffer I/O error on dev nbd0, logical block 0, async page read [ 104.208059][ T6122] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 104.217659][ T6122] Buffer I/O error on dev nbd0, logical block 0, async page read [ 104.225848][ T6122] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 104.240481][ T6122] Buffer I/O error on dev nbd0, logical block 0, async page read [ 104.249974][ T6122] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 104.259883][ T6122] Buffer I/O error on dev nbd0, logical block 0, async page read [ 104.269039][ T6122] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 104.278624][ T6122] Buffer I/O error on dev nbd0, logical block 0, async page read [ 104.288516][ T6122] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 104.298338][ T6122] Buffer I/O error on dev nbd0, logical block 0, async page read [ 104.307196][ T6122] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 104.316264][ T6122] Buffer I/O error on dev nbd0, logical block 0, async page read [ 104.325269][ T6122] ldm_validate_partition_table(): Disk read failed. [ 104.332598][ T6122] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 104.342090][ T6122] Buffer I/O error on dev nbd0, logical block 0, async page read [ 104.350752][ T6122] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 104.360297][ T6122] Buffer I/O error on dev nbd0, logical block 0, async page read [ 104.368792][ T6122] Dev nbd0: unable to read RDB block 0 [ 104.375411][ T6122] nbd0: unable to read partition table [ 104.397530][ T6122] ldm_validate_partition_table(): Disk read failed. [ 104.404674][ T6122] Dev nbd0: unable to read RDB block 0 [ 104.418582][ T6122] nbd0: unable to read partition table [ 104.440994][ T6232] ldm_validate_partition_table(): Disk read failed. [ 104.454733][ T6232] Dev nbd0: unable to read RDB block 0 [ 104.481129][ T6232] nbd0: unable to read partition table [ 104.517106][ T6232] block nbd0: Device being setup by another task [ 104.736548][ T6243] nbd0: detected capacity change from 0 to 485291868 [ 105.336862][ T55] Bluetooth: hci0: command tx timeout [ 105.440512][ T5127] block nbd0: Receive control failed (result -104) [ 107.426490][ T5127] Bluetooth: hci0: command tx timeout [ 109.496857][ T5127] Bluetooth: hci0: command tx timeout [ 133.019949][ T1299] ieee802154 phy0 wpan0: encryption failed: -22 [ 133.027308][ T1299] ieee802154 phy1 wpan1: encryption failed: -22 [ 134.946933][ T25] block nbd0: Possible stuck request ffff888025238f80: control (read@0,4096B). Runtime 30 seconds 2025/05/15 19:42:34 executed programs: 3 [ 160.632389][ T55] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 160.641073][ T55] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 160.648897][ T55] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 160.658495][ T55] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 160.666462][ T55] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 160.812731][ T6502] chnl_net:caif_netlink_parms(): no params data found [ 160.883677][ T6502] bridge0: port 1(bridge_slave_0) entered blocking state [ 160.890951][ T6502] bridge0: port 1(bridge_slave_0) entered disabled state [ 160.898557][ T6502] bridge_slave_0: entered allmulticast mode [ 160.905537][ T6502] bridge_slave_0: entered promiscuous mode [ 160.914524][ T6502] bridge0: port 2(bridge_slave_1) entered blocking state [ 160.921804][ T6502] bridge0: port 2(bridge_slave_1) entered disabled state [ 160.929408][ T6502] bridge_slave_1: entered allmulticast mode [ 160.936455][ T6502] bridge_slave_1: entered promiscuous mode [ 160.966217][ T6502] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 160.978497][ T6502] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 161.011165][ T6502] team0: Port device team_slave_0 added [ 161.020030][ T6502] team0: Port device team_slave_1 added [ 161.047583][ T6502] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 161.054572][ T6502] 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. [ 161.080543][ T6502] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 161.094615][ T6502] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 161.101624][ T6502] 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. [ 161.127928][ T6502] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 161.170014][ T6502] hsr_slave_0: entered promiscuous mode [ 161.176442][ T6502] hsr_slave_1: entered promiscuous mode [ 161.182589][ T6502] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 161.191206][ T6502] Cannot create hsr debugfs directory [ 161.295116][ T6502] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 161.358513][ T6502] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 161.429517][ T6502] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 161.480314][ T6502] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 161.595493][ T6502] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 161.605754][ T6502] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 161.615283][ T6502] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 161.625065][ T6502] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 161.648023][ T6502] bridge0: port 2(bridge_slave_1) entered blocking state [ 161.655143][ T6502] bridge0: port 2(bridge_slave_1) entered forwarding state [ 161.662803][ T6502] bridge0: port 1(bridge_slave_0) entered blocking state [ 161.670040][ T6502] bridge0: port 1(bridge_slave_0) entered forwarding state [ 161.720205][ T6502] 8021q: adding VLAN 0 to HW filter on device bond0 [ 161.742670][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 161.751046][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 161.768564][ T6502] 8021q: adding VLAN 0 to HW filter on device team0 [ 161.782399][ T63] bridge0: port 1(bridge_slave_0) entered blocking state [ 161.790164][ T63] bridge0: port 1(bridge_slave_0) entered forwarding state [ 161.805059][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 161.812254][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 161.982242][ T6502] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 162.021859][ T6502] veth0_vlan: entered promiscuous mode [ 162.033135][ T6502] veth1_vlan: entered promiscuous mode [ 162.061566][ T6502] veth0_macvtap: entered promiscuous mode [ 162.071326][ T6502] veth1_macvtap: entered promiscuous mode [ 162.088732][ T6502] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 162.104149][ T6502] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 162.116224][ T6502] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 162.125838][ T6502] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 162.135145][ T6502] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 162.144185][ T6502] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 162.201913][ T53] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 162.216331][ T53] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 162.242525][ T36] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 162.251931][ T36] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 162.696634][ T5127] Bluetooth: hci1: command tx timeout [ 164.777049][ T5127] Bluetooth: hci1: command tx timeout [ 165.018388][ T25] block nbd0: Possible stuck request ffff888025238f80: control (read@0,4096B). Runtime 60 seconds [ 165.303455][ T5187] udevd[5187]: worker [6122] /devices/virtual/block/nbd0 is taking a long time [ 166.857200][ T5127] Bluetooth: hci1: command tx timeout [ 168.936569][ T5127] Bluetooth: hci1: command tx timeout [ 194.459659][ T1299] ieee802154 phy0 wpan0: encryption failed: -22 [ 194.466006][ T1299] ieee802154 phy1 wpan1: encryption failed: -22 [ 195.107692][ T25] block nbd0: Possible stuck request ffff888025238f80: control (read@0,4096B). Runtime 90 seconds 2025/05/15 19:43:32 executed programs: 4 [ 218.322494][ T55] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 218.331358][ T55] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 218.340150][ T55] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 218.349531][ T55] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 218.358556][ T55] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 218.509004][ T6525] chnl_net:caif_netlink_parms(): no params data found [ 218.591414][ T6525] bridge0: port 1(bridge_slave_0) entered blocking state [ 218.598889][ T6525] bridge0: port 1(bridge_slave_0) entered disabled state [ 218.606052][ T6525] bridge_slave_0: entered allmulticast mode [ 218.613433][ T6525] bridge_slave_0: entered promiscuous mode [ 218.622425][ T6525] bridge0: port 2(bridge_slave_1) entered blocking state [ 218.629800][ T6525] bridge0: port 2(bridge_slave_1) entered disabled state [ 218.637135][ T6525] bridge_slave_1: entered allmulticast mode [ 218.644122][ T6525] bridge_slave_1: entered promiscuous mode [ 218.676131][ T6525] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 218.688574][ T6525] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 218.722017][ T6525] team0: Port device team_slave_0 added [ 218.730436][ T6525] team0: Port device team_slave_1 added [ 218.759735][ T6525] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 218.767030][ T6525] 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. [ 218.793471][ T6525] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 218.807040][ T6525] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 218.814008][ T6525] 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. [ 218.840182][ T6525] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 218.881921][ T6525] hsr_slave_0: entered promiscuous mode [ 218.888571][ T6525] hsr_slave_1: entered promiscuous mode [ 218.894548][ T6525] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 218.902291][ T6525] Cannot create hsr debugfs directory [ 219.012089][ T6525] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 219.099746][ T6525] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 219.156613][ T6525] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 219.210850][ T6525] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 219.325250][ T6525] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 219.335038][ T6525] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 219.352853][ T6525] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 219.362575][ T6525] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 219.387279][ T6525] bridge0: port 2(bridge_slave_1) entered blocking state [ 219.394719][ T6525] bridge0: port 2(bridge_slave_1) entered forwarding state [ 219.402255][ T6525] bridge0: port 1(bridge_slave_0) entered blocking state [ 219.409386][ T6525] bridge0: port 1(bridge_slave_0) entered forwarding state [ 219.461420][ T6525] 8021q: adding VLAN 0 to HW filter on device bond0 [ 219.478500][ T53] bridge0: port 1(bridge_slave_0) entered disabled state [ 219.487597][ T53] bridge0: port 2(bridge_slave_1) entered disabled state [ 219.506166][ T6525] 8021q: adding VLAN 0 to HW filter on device team0 [ 219.519562][ T53] bridge0: port 1(bridge_slave_0) entered blocking state [ 219.526829][ T53] bridge0: port 1(bridge_slave_0) entered forwarding state [ 219.540987][ T458] bridge0: port 2(bridge_slave_1) entered blocking state [ 219.548135][ T458] bridge0: port 2(bridge_slave_1) entered forwarding state [ 219.723190][ T6525] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 219.761789][ T6525] veth0_vlan: entered promiscuous mode [ 219.772938][ T6525] veth1_vlan: entered promiscuous mode [ 219.802855][ T6525] veth0_macvtap: entered promiscuous mode [ 219.813415][ T6525] veth1_macvtap: entered promiscuous mode [ 219.831273][ T6525] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 219.845848][ T6525] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 219.858641][ T6525] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 219.867952][ T6525] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 219.877062][ T6525] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 219.885958][ T6525] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 219.955083][ T53] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 219.966150][ T53] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 219.986783][ T53] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 219.995353][ T53] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 220.376706][ T5127] Bluetooth: hci2: command tx timeout [ 222.466550][ T5127] Bluetooth: hci2: command tx timeout [ 224.537713][ T5127] Bluetooth: hci2: command tx timeout [ 225.184864][ T25] block nbd0: Possible stuck request ffff888025238f80: control (read@0,4096B). Runtime 120 seconds [ 226.616721][ T5127] Bluetooth: hci2: command tx timeout [ 227.256674][ T5127] Bluetooth: hci0: command 0x0406 tx timeout [ 255.259570][ T25] block nbd0: Possible stuck request ffff888025238f80: control (read@0,4096B). Runtime 150 seconds [ 255.900103][ T1299] ieee802154 phy0 wpan0: encryption failed: -22 [ 255.906641][ T1299] ieee802154 phy1 wpan1: encryption failed: -22 [ 261.657440][ T31] INFO: task syz-executor.0:6239 blocked for more than 143 seconds. [ 261.665482][ T31] Not tainted 6.15.0-rc6-syzkaller-gf1f2797f8a24 #0 [ 261.673609][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 261.682642][ T31] task:syz-executor.0 state:D stack:27368 pid:6239 tgid:6238 ppid:6135 task_flags:0x400140 flags:0x00004006 [ 261.694710][ T31] Call Trace: [ 261.698168][ T31] [ 261.701143][ T31] __schedule+0x168f/0x4c70 [ 261.705687][ T31] ? locks_remove_posix+0x395/0x650 [ 261.711019][ T31] ? __lock_acquire+0xaac/0xd20 [ 261.715902][ T31] ? schedule+0x165/0x360 [ 261.720319][ T31] ? __pfx___schedule+0x10/0x10 [ 261.725230][ T31] ? schedule+0x91/0x360 [ 261.729740][ T31] schedule+0x165/0x360 [ 261.733908][ T31] schedule_preempt_disabled+0x13/0x30 [ 261.739612][ T31] __mutex_lock+0x724/0xe80 [ 261.744158][ T31] ? __mutex_lock+0x51b/0xe80 [ 261.749091][ T31] ? bdev_release+0x1a9/0x650 [ 261.753880][ T31] ? __pfx___mutex_lock+0x10/0x10 [ 261.758971][ T31] ? __asan_memset+0x22/0x50 [ 261.763581][ T31] ? __pfx___fsnotify_parent+0x10/0x10 [ 261.769107][ T31] ? do_raw_spin_lock+0x121/0x290 [ 261.775127][ T31] bdev_release+0x1a9/0x650 [ 261.779842][ T31] ? __pfx_blkdev_release+0x10/0x10 [ 261.785079][ T31] blkdev_release+0x15/0x20 [ 261.789666][ T31] __fput+0x449/0xa70 [ 261.793755][ T31] task_work_run+0x1d1/0x260 [ 261.798499][ T31] ? __pfx_task_work_run+0x10/0x10 [ 261.803725][ T31] ? __fget_files+0x3a0/0x420 [ 261.808507][ T31] resume_user_mode_work+0x5e/0x80 [ 261.813657][ T31] syscall_exit_to_user_mode+0x9a/0x120 [ 261.819588][ T31] do_syscall_64+0x103/0x210 [ 261.824326][ T31] ? clear_bhb_loop+0x60/0xb0 [ 261.829186][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 261.835104][ T31] RIP: 0033:0x7f6b4d87c8d9 [ 261.839613][ T31] RSP: 002b:00007f6b4cbfe0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 261.848203][ T31] RAX: 0000000000000000 RBX: 00007f6b4d99bf80 RCX: 00007f6b4d87c8d9 [ 261.856210][ T31] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000003 [ 261.864269][ T31] RBP: 00007f6b4d8d8ad0 R08: 0000000000000000 R09: 0000000000000000 [ 261.872363][ T31] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 261.881480][ T31] R13: 000000000000000b R14: 00007f6b4d99bf80 R15: 00007ffd92e289b8 [ 261.889675][ T31] [ 261.892744][ T31] [ 261.892744][ T31] Showing all locks held in the system: [ 261.900536][ T31] 1 lock held by khungtaskd/31: [ 261.905418][ T31] #0: ffffffff8df3dce0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180 [ 261.915412][ T31] 2 locks held by getty/5581: [ 261.920160][ T31] #0: ffff8880309ff0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 261.929967][ T31] #1: ffffc90002ffe2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x43e/0x1400 [ 261.940140][ T31] 1 lock held by udevd/6122: [ 261.944739][ T31] #0: ffff8880251a4358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xe0/0xd30 [ 261.954051][ T31] 1 lock held by syz-executor.0/6239: [ 261.959486][ T31] #0: ffff8880251a4358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_release+0x1a9/0x650 [ 261.969241][ T31] 1 lock held by syz-executor.0/6516: [ 261.974748][ T31] #0: ffff8880251a4358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xe0/0xd30 [ 261.985194][ T31] 1 lock held by syz-executor.0/6538: [ 261.991036][ T31] #0: ffff8880251a4358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xe0/0xd30 [ 262.001060][ T31] [ 262.003409][ T31] ============================================= [ 262.003409][ T31] [ 262.011902][ T31] NMI backtrace for cpu 0 [ 262.011924][ T31] CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted 6.15.0-rc6-syzkaller-gf1f2797f8a24 #0 PREEMPT(full) [ 262.011943][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 262.011952][ T31] Call Trace: [ 262.011958][ T31] [ 262.011964][ T31] dump_stack_lvl+0x189/0x250 [ 262.011990][ T31] ? __wake_up_klogd+0xd9/0x110 [ 262.012012][ T31] ? __pfx_dump_stack_lvl+0x10/0x10 [ 262.012033][ T31] ? __pfx__printk+0x10/0x10 [ 262.012067][ T31] nmi_cpu_backtrace+0x39e/0x3d0 [ 262.012088][ T31] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 262.012104][ T31] ? _printk+0xcf/0x120 [ 262.012131][ T31] ? __pfx__printk+0x10/0x10 [ 262.012159][ T31] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 262.012179][ T31] nmi_trigger_cpumask_backtrace+0x17a/0x300 [ 262.012201][ T31] watchdog+0xfee/0x1030 [ 262.012226][ T31] ? watchdog+0x1de/0x1030 [ 262.012254][ T31] kthread+0x70e/0x8a0 [ 262.012279][ T31] ? __pfx_watchdog+0x10/0x10 [ 262.012300][ T31] ? __pfx_kthread+0x10/0x10 [ 262.012322][ T31] ? __pfx_kthread+0x10/0x10 [ 262.012341][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 262.012361][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 262.012381][ T31] ? __pfx_kthread+0x10/0x10 [ 262.012401][ T31] ret_from_fork+0x4b/0x80 [ 262.012417][ T31] ? __pfx_kthread+0x10/0x10 [ 262.012438][ T31] ret_from_fork_asm+0x1a/0x30 [ 262.012477][ T31] [ 262.012484][ T31] Sending NMI from CPU 0 to CPUs 1: [ 262.160248][ C1] NMI backtrace for cpu 1 [ 262.160266][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted 6.15.0-rc6-syzkaller-gf1f2797f8a24 #0 PREEMPT(full) [ 262.160286][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 262.160296][ C1] RIP: 0010:pv_native_safe_halt+0x13/0x20 [ 262.160323][ C1] Code: 43 d4 02 00 cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d a3 cf 18 00 f3 0f 1e fa fb f4 18 d4 02 00 cc cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 [ 262.160338][ C1] RSP: 0018:ffffc90000197de0 EFLAGS: 000002c6 [ 262.160353][ C1] RAX: 9701243493e43000 RBX: ffffffff81977048 RCX: 9701243493e43000 [ 262.160367][ C1] RDX: 0000000000000001 RSI: ffffffff8d738dbd RDI: ffffffff8bc10660 [ 262.160379][ C1] RBP: ffffc90000197f20 R08: ffff8880b8932b5b R09: 1ffff1101712656b [ 262.160392][ C1] R10: dffffc0000000000 R11: ffffed101712656c R12: ffffffff8f7dd370 [ 262.160405][ C1] R13: 0000000000000001 R14: 0000000000000001 R15: 1ffff110038dcb40 [ 262.160417][ C1] FS: 0000000000000000(0000) GS:ffff8881261fb000(0000) knlGS:0000000000000000 [ 262.160431][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 262.160443][ C1] CR2: 0000556b26206168 CR3: 000000000dd38000 CR4: 00000000003526f0 [ 262.160458][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 262.160468][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 262.160479][ C1] Call Trace: [ 262.160485][ C1] [ 262.160492][ C1] default_idle+0x13/0x20 [ 262.160514][ C1] default_idle_call+0x74/0xb0 [ 262.160537][ C1] do_idle+0x1e8/0x510 [ 262.160566][ C1] ? __pfx_do_idle+0x10/0x10 [ 262.160600][ C1] cpu_startup_entry+0x44/0x60 [ 262.160624][ C1] start_secondary+0x101/0x110 [ 262.160650][ C1] common_startup_64+0x13e/0x147 [ 262.160681][ C1] [ 262.161305][ T31] Kernel panic - not syncing: hung_task: blocked tasks [ 262.346877][ T31] CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted 6.15.0-rc6-syzkaller-gf1f2797f8a24 #0 PREEMPT(full) [ 262.358243][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 262.368311][ T31] Call Trace: [ 262.371582][ T31] [ 262.374501][ T31] dump_stack_lvl+0x99/0x250 [ 262.379329][ T31] ? __asan_memcpy+0x40/0x70 [ 262.383904][ T31] ? __pfx_dump_stack_lvl+0x10/0x10 [ 262.389103][ T31] ? __pfx__printk+0x10/0x10 [ 262.393861][ T31] panic+0x2db/0x790 [ 262.397771][ T31] ? __pfx_panic+0x10/0x10 [ 262.402181][ T31] ? nmi_backtrace_stall_check+0x433/0x440 [ 262.407979][ T31] ? preempt_schedule_thunk+0x16/0x30 [ 262.413346][ T31] ? nmi_trigger_cpumask_backtrace+0x2b6/0x300 [ 262.419484][ T31] watchdog+0x102d/0x1030 [ 262.423818][ T31] ? watchdog+0x1de/0x1030 [ 262.428283][ T31] kthread+0x70e/0x8a0 [ 262.432380][ T31] ? __pfx_watchdog+0x10/0x10 [ 262.437049][ T31] ? __pfx_kthread+0x10/0x10 [ 262.441640][ T31] ? __pfx_kthread+0x10/0x10 [ 262.446251][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 262.451449][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 262.456667][ T31] ? __pfx_kthread+0x10/0x10 [ 262.461256][ T31] ret_from_fork+0x4b/0x80 [ 262.465742][ T31] ? __pfx_kthread+0x10/0x10 [ 262.470338][ T31] ret_from_fork_asm+0x1a/0x30 [ 262.475197][ T31] [ 262.478527][ T31] Kernel Offset: disabled [ 262.482940][ T31] Rebooting in 86400 seconds..