Warning: Permanently added '10.128.1.113' (ED25519) to the list of known hosts.
2026/02/20 17:02:25 ignoring optional flag "type"="gce"
2026/02/20 17:02:25 parsed 1 programs
2026/02/20 17:02:25 executed programs: 0
[ 88.402462][ T5814] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 88.410382][ T5814] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 88.419959][ T5814] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 88.428147][ T5814] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 88.435721][ T5814] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 88.547735][ T5999] chnl_net:caif_netlink_parms(): no params data found
[ 88.605201][ T5999] bridge0: port 1(bridge_slave_0) entered blocking state
[ 88.612433][ T5999] bridge0: port 1(bridge_slave_0) entered disabled state
[ 88.619677][ T5999] bridge_slave_0: entered allmulticast mode
[ 88.626750][ T5999] bridge_slave_0: entered promiscuous mode
[ 88.634796][ T5999] bridge0: port 2(bridge_slave_1) entered blocking state
[ 88.642410][ T5999] bridge0: port 2(bridge_slave_1) entered disabled state
[ 88.650036][ T5999] bridge_slave_1: entered allmulticast mode
[ 88.657208][ T5999] bridge_slave_1: entered promiscuous mode
[ 88.682413][ T5999] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 88.693668][ T5999] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 88.719863][ T5999] team0: Port device team_slave_0 added
[ 88.728571][ T5999] team0: Port device team_slave_1 added
[ 88.750933][ T5999] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 88.757938][ T5999] 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 1532 would solve the problem.
[ 88.784319][ T5999] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 88.796031][ T5999] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 88.803113][ T5999] 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 1532 would solve the problem.
[ 88.829088][ T5999] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 88.863965][ T5999] hsr_slave_0: entered promiscuous mode
[ 88.870186][ T5999] hsr_slave_1: entered promiscuous mode
[ 89.294921][ T5999] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 89.309722][ T5999] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 89.320946][ T5999] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 89.332907][ T5999] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 89.370257][ T5999] bridge0: port 2(bridge_slave_1) entered blocking state
[ 89.377432][ T5999] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 89.384873][ T5999] bridge0: port 1(bridge_slave_0) entered blocking state
[ 89.392065][ T5999] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 89.463644][ T5999] 8021q: adding VLAN 0 to HW filter on device bond0
[ 89.480444][ T14] bridge0: port 1(bridge_slave_0) entered disabled state
[ 89.489077][ T14] bridge0: port 2(bridge_slave_1) entered disabled state
[ 89.514760][ T5999] 8021q: adding VLAN 0 to HW filter on device team0
[ 89.529875][ T49] bridge0: port 1(bridge_slave_0) entered blocking state
[ 89.537060][ T49] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 89.558788][ T49] bridge0: port 2(bridge_slave_1) entered blocking state
[ 89.566024][ T49] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 89.605420][ T5999] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[ 89.782849][ T5999] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 89.824934][ T5999] veth0_vlan: entered promiscuous mode
[ 89.840266][ T5999] veth1_vlan: entered promiscuous mode
[ 89.873485][ T5999] veth0_macvtap: entered promiscuous mode
[ 89.883349][ T5999] veth1_macvtap: entered promiscuous mode
[ 89.905340][ T5999] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 89.919531][ T5999] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 89.946065][ T1151] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 89.969016][ T1151] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 89.983995][ T1151] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 89.993951][ T1151] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 90.190962][ T6060] nbd0: detected capacity change from 0 to 63
[ 90.487160][ T5814] Bluetooth: hci0: command tx timeout
[ 90.878367][ T5130] block nbd0: Receive control failed (result -104)
[ 90.891281][ T6056] block nbd0: shutting down sockets
[ 90.937564][ C1] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2
[ 90.947273][ C1] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 90.955139][ T6016] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2
[ 90.965523][ T6016] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 90.983024][ T6016] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2
[ 90.992761][ T6016] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 91.001172][ T6016] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2
[ 91.010959][ T6016] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 91.020073][ T6016] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2
[ 91.029822][ T6016] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 91.037843][ T6016] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2
[ 91.048619][ T6016] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 91.060445][ T6016] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2
[ 91.070294][ T6016] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 91.078790][ T6016] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2
[ 91.090245][ T6016] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 91.098541][ T6016] ldm_validate_partition_table(): Disk read failed.
[ 91.105352][ T6016] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2
[ 91.115260][ T6016] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 91.123586][ T6016] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2
[ 91.137389][ T6016] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 91.145236][ T6016] Dev nbd0: unable to read RDB block 0
[ 91.151336][ T6016] nbd0: unable to read partition table
[ 91.164406][ T6016] ldm_validate_partition_table(): Disk read failed.
[ 91.197894][ T6016] Dev nbd0: unable to read RDB block 0
[ 91.203609][ T6016] nbd0: unable to read partition table
[ 91.213310][ T6111] ldm_validate_partition_table(): Disk read failed.
[ 91.228986][ T6111] Dev nbd0: unable to read RDB block 0
[ 91.235082][ T6111] nbd0: unable to read partition table
[ 91.300405][ T6111] block nbd0: Device being setup by another task
[ 91.527127][ T6126] nbd0: detected capacity change from 0 to 63
[ 92.229695][ T5130] block nbd0: Receive control failed (result -104)
[ 92.576643][ T5130] Bluetooth: hci0: command tx timeout
[ 94.646722][ T5130] Bluetooth: hci0: command tx timeout
[ 96.726674][ T5130] Bluetooth: hci0: command tx timeout
[ 121.849888][ T2313] block nbd0: Possible stuck request ffff888027ea6a00: control (read@0,4096B). Runtime 30 seconds
[ 132.728579][ T1298] ieee802154 phy0 wpan0: encryption failed: -22
[ 132.734856][ T1298] ieee802154 phy1 wpan1: encryption failed: -22
2026/02/20 17:03:23 executed programs: 3
[ 147.399149][ T5814] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1
[ 147.407001][ T5814] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9
[ 147.414622][ T5814] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9
[ 147.423630][ T5814] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4
[ 147.431126][ T5814] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2
[ 147.546741][ T6203] chnl_net:caif_netlink_parms(): no params data found
[ 147.601055][ T6203] bridge0: port 1(bridge_slave_0) entered blocking state
[ 147.610237][ T6203] bridge0: port 1(bridge_slave_0) entered disabled state
[ 147.617624][ T6203] bridge_slave_0: entered allmulticast mode
[ 147.625085][ T6203] bridge_slave_0: entered promiscuous mode
[ 147.632628][ T6203] bridge0: port 2(bridge_slave_1) entered blocking state
[ 147.639844][ T6203] bridge0: port 2(bridge_slave_1) entered disabled state
[ 147.647030][ T6203] bridge_slave_1: entered allmulticast mode
[ 147.653795][ T6203] bridge_slave_1: entered promiscuous mode
[ 147.676634][ T6203] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 147.688493][ T6203] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 147.713959][ T6203] team0: Port device team_slave_0 added
[ 147.721685][ T6203] team0: Port device team_slave_1 added
[ 147.744686][ T6203] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 147.752164][ T6203] 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 1532 would solve the problem.
[ 147.778170][ T6203] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 147.789785][ T6203] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 147.797684][ T6203] 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 1532 would solve the problem.
[ 147.823649][ T6203] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 147.857472][ T6203] hsr_slave_0: entered promiscuous mode
[ 147.863562][ T6203] hsr_slave_1: entered promiscuous mode
[ 147.869666][ T6203] debugfs: 'hsr0' already exists in 'hsr'
[ 147.875442][ T6203] Cannot create hsr debugfs directory
[ 147.958769][ T6203] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 148.016561][ T6203] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 148.074746][ T6203] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 148.136313][ T6203] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 148.254700][ T6203] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 148.264235][ T6203] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 148.273338][ T6203] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 148.282762][ T6203] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 148.309890][ T6203] bridge0: port 2(bridge_slave_1) entered blocking state
[ 148.317140][ T6203] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 148.324512][ T6203] bridge0: port 1(bridge_slave_0) entered blocking state
[ 148.331644][ T6203] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 148.370493][ T6203] 8021q: adding VLAN 0 to HW filter on device bond0
[ 148.385641][ T1151] bridge0: port 1(bridge_slave_0) entered disabled state
[ 148.393746][ T1151] bridge0: port 2(bridge_slave_1) entered disabled state
[ 148.405783][ T6203] 8021q: adding VLAN 0 to HW filter on device team0
[ 148.418823][ T567] bridge0: port 1(bridge_slave_0) entered blocking state
[ 148.426044][ T567] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 148.438635][ T567] bridge0: port 2(bridge_slave_1) entered blocking state
[ 148.445784][ T567] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 148.575429][ T6203] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 148.612844][ T6203] veth0_vlan: entered promiscuous mode
[ 148.622135][ T6203] veth1_vlan: entered promiscuous mode
[ 148.646475][ T6203] veth0_macvtap: entered promiscuous mode
[ 148.655469][ T6203] veth1_macvtap: entered promiscuous mode
[ 148.670019][ T6203] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 148.683496][ T6203] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 148.698659][ T567] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 148.708270][ T567] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 148.718305][ T567] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 148.732689][ T567] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 149.446382][ T5130] Bluetooth: hci1: command tx timeout
[ 151.536381][ T5130] Bluetooth: hci1: command tx timeout
[ 151.781012][ T5178] udevd[5178]: worker [6016] /devices/virtual/block/nbd0 is taking a long time
[ 151.927740][ T2313] block nbd0: Possible stuck request ffff888027ea6a00: control (read@0,4096B). Runtime 60 seconds
[ 153.606788][ T5130] Bluetooth: hci1: command tx timeout
[ 155.696321][ T5130] Bluetooth: hci1: command tx timeout
[ 182.016339][ T2415] block nbd0: Possible stuck request ffff888027ea6a00: control (read@0,4096B). Runtime 90 seconds
[ 194.168248][ T1298] ieee802154 phy0 wpan0: encryption failed: -22
[ 194.174606][ T1298] ieee802154 phy1 wpan1: encryption failed: -22
2026/02/20 17:04:21 executed programs: 4
[ 204.812704][ T5814] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1
[ 204.820799][ T5814] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9
[ 204.829411][ T5814] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9
[ 204.837693][ T5814] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4
[ 204.845353][ T5814] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2
[ 204.965212][ T6232] chnl_net:caif_netlink_parms(): no params data found
[ 205.019576][ T6232] bridge0: port 1(bridge_slave_0) entered blocking state
[ 205.026899][ T6232] bridge0: port 1(bridge_slave_0) entered disabled state
[ 205.034010][ T6232] bridge_slave_0: entered allmulticast mode
[ 205.040960][ T6232] bridge_slave_0: entered promiscuous mode
[ 205.049101][ T6232] bridge0: port 2(bridge_slave_1) entered blocking state
[ 205.057008][ T6232] bridge0: port 2(bridge_slave_1) entered disabled state
[ 205.064196][ T6232] bridge_slave_1: entered allmulticast mode
[ 205.071230][ T6232] bridge_slave_1: entered promiscuous mode
[ 205.095325][ T6232] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 205.106594][ T6232] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 205.133057][ T6232] team0: Port device team_slave_0 added
[ 205.140526][ T6232] team0: Port device team_slave_1 added
[ 205.163959][ T6232] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 205.171420][ T6232] 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 1532 would solve the problem.
[ 205.197346][ T6232] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 205.209721][ T6232] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 205.216761][ T6232] 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 1532 would solve the problem.
[ 205.242717][ T6232] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 205.278887][ T6232] hsr_slave_0: entered promiscuous mode
[ 205.285025][ T6232] hsr_slave_1: entered promiscuous mode
[ 205.291428][ T6232] debugfs: 'hsr0' already exists in 'hsr'
[ 205.297738][ T6232] Cannot create hsr debugfs directory
[ 205.379041][ T6232] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 205.415509][ T6232] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 205.485532][ T6232] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 205.558098][ T6232] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 205.648015][ T6232] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 205.659433][ T6232] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 205.672973][ T6232] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 205.682305][ T6232] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 205.702705][ T6232] bridge0: port 2(bridge_slave_1) entered blocking state
[ 205.709926][ T6232] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 205.717411][ T6232] bridge0: port 1(bridge_slave_0) entered blocking state
[ 205.724527][ T6232] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 205.764452][ T6232] 8021q: adding VLAN 0 to HW filter on device bond0
[ 205.781318][ T36] bridge0: port 1(bridge_slave_0) entered disabled state
[ 205.788936][ T36] bridge0: port 2(bridge_slave_1) entered disabled state
[ 205.802600][ T6232] 8021q: adding VLAN 0 to HW filter on device team0
[ 205.813707][ T14] bridge0: port 1(bridge_slave_0) entered blocking state
[ 205.820993][ T14] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 205.833302][ T567] bridge0: port 2(bridge_slave_1) entered blocking state
[ 205.840433][ T567] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 205.979852][ T6232] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 206.011342][ T6232] veth0_vlan: entered promiscuous mode
[ 206.021284][ T6232] veth1_vlan: entered promiscuous mode
[ 206.044019][ T6232] veth0_macvtap: entered promiscuous mode
[ 206.052301][ T6232] veth1_macvtap: entered promiscuous mode
[ 206.069658][ T6232] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 206.083318][ T6232] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 206.097406][ T36] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 206.107116][ T36] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 206.122202][ T36] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 206.131382][ T36] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 206.888508][ T5130] Bluetooth: hci2: command tx timeout
[ 208.976276][ T5130] Bluetooth: hci2: command tx timeout
[ 211.046437][ T5130] Bluetooth: hci2: command tx timeout
[ 211.606706][ T5130] Bluetooth: hci0: command 0x0406 tx timeout
[ 212.086687][ T2313] block nbd0: Possible stuck request ffff888027ea6a00: control (read@0,4096B). Runtime 120 seconds
[ 213.126309][ T5814] Bluetooth: hci2: command tx timeout
[ 242.166502][ T2313] block nbd0: Possible stuck request ffff888027ea6a00: control (read@0,4096B). Runtime 150 seconds
[ 251.766515][ T31] INFO: task syz-executor.0:6120 blocked for more than 143 seconds.
[ 251.774547][ T31] Not tainted syzkaller #0
[ 251.780350][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 251.789082][ T31] task:syz-executor.0 state:D stack:28216 pid:6120 tgid:6119 ppid:5999 task_flags:0x400140 flags:0x00080802
[ 251.801103][ T31] Call Trace:
[ 251.804462][ T31]
[ 251.807425][ T31] __schedule+0xfee/0x60e0
[ 251.811875][ T31] ? __lock_acquire+0x4a5/0x2630
[ 251.816888][ T31] ? __pfx___schedule+0x10/0x10
[ 251.821751][ T31] ? find_held_lock+0x2b/0x80
[ 251.826481][ T31] ? schedule+0x2bf/0x390
[ 251.830822][ T31] schedule+0xdd/0x390
[ 251.834873][ T31] schedule_preempt_disabled+0x13/0x30
[ 251.840461][ T31] __mutex_lock+0xc9a/0x1b90
[ 251.845056][ T31] ? bdev_release+0x15a/0x6d0
[ 251.849776][ T31] ? __pfx___mutex_lock+0x10/0x10
[ 251.854801][ T31] ? find_held_lock+0x2b/0x80
[ 251.859624][ T31] ? do_raw_spin_unlock+0x145/0x1e0
[ 251.864832][ T31] ? bdev_release+0x15a/0x6d0
[ 251.869561][ T31] bdev_release+0x15a/0x6d0
[ 251.874080][ T31] ? __pfx_blkdev_release+0x10/0x10
[ 251.879320][ T31] blkdev_release+0x15/0x20
[ 251.883924][ T31] __fput+0x3ff/0xb40
[ 251.887940][ T31] task_work_run+0x150/0x240
[ 251.892529][ T31] ? __pfx_task_work_run+0x10/0x10
[ 251.897708][ T31] ? selinux_file_ioctl+0xb4/0x290
[ 251.902858][ T31] exit_to_user_mode_loop+0x100/0x4a0
[ 251.908293][ T31] do_syscall_64+0x67c/0xf80
[ 251.912973][ T31] ? clear_bhb_loop+0x40/0x90
[ 251.917745][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 251.923639][ T31] RIP: 0033:0x7f7b7b46ceb9
[ 251.928091][ T31] RSP: 002b:00007f7b7c27b0b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 251.936639][ T31] RAX: 0000000000000000 RBX: 00007f7b7b5abf80 RCX: 00007f7b7b46ceb9
[ 251.944663][ T31] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000003
[ 251.952725][ T31] RBP: 00007f7b7b4e2980 R08: 0000000000000000 R09: 0000000000000000
[ 251.960792][ T31] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 251.968897][ T31] R13: 000000000000000b R14: 00007f7b7b5abf80 R15: 00007ffc53722228
[ 251.976953][ T31]
[ 251.980076][ T31]
[ 251.980076][ T31] Showing all locks held in the system:
[ 251.987907][ T31] 1 lock held by khungtaskd/31:
[ 251.992761][ T31] #0: ffffffff8e7e93e0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x3d/0x184
[ 252.002742][ T31] 2 locks held by getty/5565:
[ 252.007599][ T31] #0: ffff8880354e80a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80
[ 252.017391][ T31] #1: ffffc9000332b2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x419/0x1500
[ 252.027823][ T31] 1 lock held by udevd/6016:
[ 252.032513][ T31] #0: ffff888027e20358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0x41a/0xe40
[ 252.041974][ T31] 1 lock held by syz-executor.0/6120:
[ 252.047384][ T31] #0: ffff888027e20358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_release+0x15a/0x6d0
[ 252.057045][ T31] 1 lock held by syz-executor.0/6222:
[ 252.062398][ T31] #0: ffff888027e20358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0x41a/0xe40
[ 252.071734][ T31] 1 lock held by syz-executor.0/6252:
[ 252.077190][ T31] #0: ffff888027e20358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0x41a/0xe40
[ 252.087076][ T31]
[ 252.089449][ T31] =============================================
[ 252.089449][ T31]
[ 252.098072][ T31] NMI backtrace for cpu 0
[ 252.098103][ T31] CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full)
[ 252.098124][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 252.098136][ T31] Call Trace:
[ 252.098142][ T31]
[ 252.098149][ T31] dump_stack_lvl+0x100/0x190
[ 252.098182][ T31] nmi_cpu_backtrace.cold+0x12d/0x151
[ 252.098204][ T31] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 252.098235][ T31] nmi_trigger_cpumask_backtrace+0x1d7/0x230
[ 252.098265][ T31] sys_info+0x141/0x190
[ 252.098290][ T31] watchdog+0xd25/0x1050
[ 252.098327][ T31] ? __pfx_watchdog+0x10/0x10
[ 252.098355][ T31] ? __kthread_parkme+0x18c/0x230
[ 252.098390][ T31] ? kthread+0x13a/0x450
[ 252.098408][ T31] ? __pfx_watchdog+0x10/0x10
[ 252.098435][ T31] kthread+0x370/0x450
[ 252.098454][ T31] ? __pfx_kthread+0x10/0x10
[ 252.098476][ T31] ret_from_fork+0x754/0xd80
[ 252.098499][ T31] ? __pfx_ret_from_fork+0x10/0x10
[ 252.098522][ T31] ? __switch_to+0x7b4/0x1120
[ 252.098548][ T31] ? __pfx_kthread+0x10/0x10
[ 252.098568][ T31] ret_from_fork_asm+0x1a/0x30
[ 252.098614][ T31]
[ 252.098625][ T31] Sending NMI from CPU 0 to CPUs 1:
[ 252.218126][ C1] NMI backtrace for cpu 1
[ 252.218143][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 PREEMPT(full)
[ 252.218165][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 252.218176][ C1] RIP: 0010:sched_balance_rq+0x1b1d/0x3690
[ 252.218208][ C1] Code: d8 00 00 00 4c 8b 78 18 48 b8 00 00 00 00 00 fc ff df 49 8d bf 60 04 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 aa 18 00 00 <4d> 8b bf 60 04 00 00 41 83 fe 07 0f 87 84 0b 00 00 44 89 f2 be 08
[ 252.218225][ C1] RSP: 0018:ffffc90000a08b20 EFLAGS: 00000046
[ 252.218240][ C1] RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 0000000000000000
[ 252.218252][ C1] RDX: 1ffff11003dd651c RSI: 0000000000000004 RDI: ffff88801eeb28e0
[ 252.218264][ C1] RBP: ffffc90000a08d10 R08: 0000000000000001 R09: fffff5200014114f
[ 252.218276][ C1] R10: 0000000000000003 R11: ffff88801ca80800 R12: 0000000000000200
[ 252.218287][ C1] R13: 0000000000000001 R14: 0000000000000001 R15: ffff88801eeb2480
[ 252.218300][ C1] FS: 0000000000000000(0000) GS:ffff888124448000(0000) knlGS:0000000000000000
[ 252.218317][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 252.218329][ C1] CR2: 000055b0683ab168 CR3: 0000000035b19000 CR4: 00000000003526f0
[ 252.218341][ C1] Call Trace:
[ 252.218348][ C1]
[ 252.218355][ C1] ? lock_acquire+0x1cf/0x380
[ 252.218392][ C1] ? __pfx_sched_balance_rq+0x10/0x10
[ 252.218426][ C1] sched_balance_domains+0x46d/0xd20
[ 252.218455][ C1] ? __pfx_sched_balance_domains+0x10/0x10
[ 252.218481][ C1] ? find_held_lock+0x2b/0x80
[ 252.218503][ C1] ? _nohz_idle_balance.isra.0+0x474/0x850
[ 252.218529][ C1] ? _nohz_idle_balance.isra.0+0x474/0x850
[ 252.218555][ C1] ? rcu_is_watching+0x12/0xc0
[ 252.218578][ C1] _nohz_idle_balance.isra.0+0x627/0x850
[ 252.218607][ C1] ? __pfx__nohz_idle_balance.isra.0+0x10/0x10
[ 252.218636][ C1] ? rcu_is_watching+0x12/0xc0
[ 252.218658][ C1] handle_softirqs+0x1eb/0x9e0
[ 252.218682][ C1] ? trace_csd_function_exit+0x73/0x210
[ 252.218707][ C1] ? __pfx_handle_softirqs+0x10/0x10
[ 252.218732][ C1] __irq_exit_rcu+0xef/0x150
[ 252.218754][ C1] irq_exit_rcu+0x9/0x30
[ 252.218776][ C1] sysvec_call_function_single+0xa3/0xc0
[ 252.218808][ C1]
[ 252.218814][ C1]
[ 252.218820][ C1] asm_sysvec_call_function_single+0x1a/0x20
[ 252.218842][ C1] RIP: 0010:pv_native_safe_halt+0xf/0x20
[ 252.218865][ C1] Code: d8 82 02 c3 cc cc cc cc 0f 1f 00 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 43 0c 1c 00 fb f4 bc 35 03 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
[ 252.218883][ C1] RSP: 0018:ffffc90000197df0 EFLAGS: 00000246
[ 252.218896][ C1] RAX: 00000000000a33f5 RBX: ffff88801e6a2480 RCX: ffffffff8b8f7c75
[ 252.218908][ C1] RDX: 0000000000000000 RSI: ffffffff8de71e08 RDI: ffffffff8c1aefa0
[ 252.218920][ C1] RBP: 0000000000000001 R08: 0000000000000001 R09: ffffed10170a6795
[ 252.218932][ C1] R10: ffff8880b8533cab R11: 0000000000000000 R12: ffffed1003cd4490
[ 252.218944][ C1] R13: 0000000000000001 R14: ffffffff90d96410 R15: 0000000000000000
[ 252.218959][ C1] ? ct_kernel_exit+0x125/0x180
[ 252.218980][ C1] default_idle+0x9/0x10
[ 252.219001][ C1] default_idle_call+0x6c/0xb0
[ 252.219022][ C1] do_idle+0x35b/0x4b0
[ 252.219045][ C1] ? __pfx_do_idle+0x10/0x10
[ 252.219067][ C1] ? do_idle+0x2b8/0x4b0
[ 252.219091][ C1] cpu_startup_entry+0x4f/0x60
[ 252.219114][ C1] start_secondary+0x21d/0x2d0
[ 252.219142][ C1] ? __pfx_start_secondary+0x10/0x10
[ 252.219173][ C1] common_startup_64+0x13e/0x148
[ 252.219201][ C1]
[ 252.563441][ T31] Kernel panic - not syncing: hung_task: blocked tasks
[ 252.570285][ T31] CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full)
[ 252.579384][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 252.589430][ T31] Call Trace:
[ 252.592694][ T31]
[ 252.595622][ T31] dump_stack_lvl+0x100/0x190
[ 252.600332][ T31] vpanic+0x552/0x970
[ 252.604305][ T31] ? __pfx_vpanic+0x10/0x10
[ 252.608796][ T31] ? rcu_is_watching+0x12/0xc0
[ 252.613556][ T31] panic+0xd1/0xe0
[ 252.617264][ T31] ? __pfx_panic+0x10/0x10
[ 252.621669][ T31] ? nmi_trigger_cpumask_backtrace+0x1b5/0x230
[ 252.627817][ T31] ? nmi_trigger_cpumask_backtrace+0x1f6/0x230
[ 252.633963][ T31] ? nmi_trigger_cpumask_backtrace+0x200/0x230
[ 252.640107][ T31] ? watchdog.cold+0x198/0x1ca
[ 252.644860][ T31] ? watchdog+0xd35/0x1050
[ 252.649280][ T31] watchdog.cold+0x1a9/0x1ca
[ 252.653879][ T31] ? __pfx_watchdog+0x10/0x10
[ 252.658556][ T31] ? __kthread_parkme+0x18c/0x230
[ 252.663590][ T31] ? kthread+0x13a/0x450
[ 252.667827][ T31] ? __pfx_watchdog+0x10/0x10
[ 252.672494][ T31] kthread+0x370/0x450
[ 252.676564][ T31] ? __pfx_kthread+0x10/0x10
[ 252.681318][ T31] ret_from_fork+0x754/0xd80
[ 252.685905][ T31] ? __pfx_ret_from_fork+0x10/0x10
[ 252.691004][ T31] ? __switch_to+0x7b4/0x1120
[ 252.695671][ T31] ? __pfx_kthread+0x10/0x10
[ 252.700334][ T31] ret_from_fork_asm+0x1a/0x30
[ 252.705103][ T31]
[ 252.708418][ T31] Kernel Offset: disabled
[ 252.712721][ T31] Rebooting in 86400 seconds..