Warning: Permanently added '10.128.1.124' (ED25519) to the list of known hosts.
2025/10/30 11:42:51 ignoring optional flag "type"="gce"
2025/10/30 11:42:51 parsed 1 programs
2025/10/30 11:42:51 executed programs: 0
[ 104.616989][ T62] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 104.631168][ T62] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 104.632409][ T62] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 104.633601][ T62] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 104.635568][ T62] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 104.991943][ T5957] chnl_net:caif_netlink_parms(): no params data found
[ 105.331204][ T5957] bridge0: port 1(bridge_slave_0) entered blocking state
[ 105.331467][ T5957] bridge0: port 1(bridge_slave_0) entered disabled state
[ 105.331651][ T5957] bridge_slave_0: entered allmulticast mode
[ 105.334607][ T5957] bridge_slave_0: entered promiscuous mode
[ 105.338121][ T5957] bridge0: port 2(bridge_slave_1) entered blocking state
[ 105.338317][ T5957] bridge0: port 2(bridge_slave_1) entered disabled state
[ 105.338467][ T5957] bridge_slave_1: entered allmulticast mode
[ 105.391154][ T5957] bridge_slave_1: entered promiscuous mode
[ 105.596091][ T5957] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 105.611072][ T5957] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 105.848027][ T5957] team0: Port device team_slave_0 added
[ 105.852261][ T5957] team0: Port device team_slave_1 added
[ 106.151973][ T5957] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 106.151990][ T5957] 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.
[ 106.152010][ T5957] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 106.154333][ T5957] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 106.154346][ T5957] 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.
[ 106.154369][ T5957] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 106.365960][ T5957] hsr_slave_0: entered promiscuous mode
[ 106.366758][ T5957] hsr_slave_1: entered promiscuous mode
[ 106.669218][ T5123] Bluetooth: hci0: command tx timeout
[ 107.901145][ T5957] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 107.945693][ T5957] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 107.985134][ T5957] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 108.024433][ T5957] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 108.177423][ T5957] 8021q: adding VLAN 0 to HW filter on device bond0
[ 108.212615][ T5957] 8021q: adding VLAN 0 to HW filter on device team0
[ 108.227550][ T990] bridge0: port 1(bridge_slave_0) entered blocking state
[ 108.227752][ T990] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 108.260491][ T1428] bridge0: port 2(bridge_slave_1) entered blocking state
[ 108.260933][ T1428] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 108.579365][ T5957] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 108.640941][ T5957] veth0_vlan: entered promiscuous mode
[ 108.653310][ T5957] veth1_vlan: entered promiscuous mode
[ 108.701961][ T5957] veth0_macvtap: entered promiscuous mode
[ 108.707521][ T5957] veth1_macvtap: entered promiscuous mode
[ 108.734706][ T5957] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 108.749138][ T5123] Bluetooth: hci0: command tx timeout
[ 108.751037][ T5957] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 108.765975][ T13] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 108.766227][ T13] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 108.766439][ T13] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 108.766473][ T13] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 109.071661][ T6074] nbd0: detected capacity change from 0 to 18
[ 109.805666][ T5123] block nbd0: Receive control failed (result -104)
[ 109.810551][ T6074] block nbd0: shutting down sockets
[ 109.862192][ C1] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 109.862314][ C1] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 109.863685][ T66] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 109.863711][ T66] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 109.864689][ T5928] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
2025/10/30 11:42:56 executed programs: 1
[ 109.864712][ T5928] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 109.864989][ T5928] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 109.865017][ T5928] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 109.865174][ T5928] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 109.865193][ T5928] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 109.865366][ T5928] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 109.865386][ T5928] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 109.865555][ T5928] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 109.865575][ T5928] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 109.865727][ T5928] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 109.865747][ T5928] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 109.865841][ T5928] ldm_validate_partition_table(): Disk read failed.
[ 109.865915][ T5928] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 109.865935][ T5928] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 109.866339][ T5928] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 109.866361][ T5928] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 109.866733][ T5928] Dev nbd0: unable to read RDB block 0
[ 109.868175][ T5928] nbd0: unable to read partition table
[ 109.868432][ T5928] nbd0: partition table beyond EOD, truncated
[ 110.053181][ T5928] ldm_validate_partition_table(): Disk read failed.
[ 110.053757][ T5928] Dev nbd0: unable to read RDB block 0
[ 110.054291][ T5928] nbd0: unable to read partition table
[ 110.054534][ T5928] nbd0: partition table beyond EOD, truncated
[ 110.057545][ T6109] ldm_validate_partition_table(): Disk read failed.
[ 110.058358][ T6109] Dev nbd0: unable to read RDB block 0
[ 110.102576][ T6109] nbd0: unable to read partition table
[ 110.107192][ T6109] nbd0: partition table beyond EOD, truncated
[ 110.266361][ T6113] nbd0: detected capacity change from 0 to 18
[ 110.829157][ T62] Bluetooth: hci0: command tx timeout
[ 110.973715][ T5123] block nbd0: Receive control failed (result -104)
[ 112.909234][ T5123] Bluetooth: hci0: command tx timeout
[ 132.995754][ T1322] ieee802154 phy0 wpan0: encryption failed: -22
[ 132.995837][ T1322] ieee802154 phy1 wpan1: encryption failed: -22
[ 140.709438][ T60] block nbd0: Possible stuck request ffff888024adea80: control (read@0,4096B). Runtime 30 seconds
2025/10/30 11:43:52 executed programs: 3
[ 166.186566][ T62] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1
[ 166.188963][ T62] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9
[ 166.193914][ T62] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9
[ 166.198362][ T62] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4
[ 166.199466][ T62] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2
[ 166.420661][ T6202] chnl_net:caif_netlink_parms(): no params data found
[ 166.640598][ T6202] bridge0: port 1(bridge_slave_0) entered blocking state
[ 166.640741][ T6202] bridge0: port 1(bridge_slave_0) entered disabled state
[ 166.640857][ T6202] bridge_slave_0: entered allmulticast mode
[ 166.642366][ T6202] bridge_slave_0: entered promiscuous mode
[ 166.644637][ T6202] bridge0: port 2(bridge_slave_1) entered blocking state
[ 166.644763][ T6202] bridge0: port 2(bridge_slave_1) entered disabled state
[ 166.645040][ T6202] bridge_slave_1: entered allmulticast mode
[ 166.646475][ T6202] bridge_slave_1: entered promiscuous mode
[ 166.774061][ T6202] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 166.777105][ T6202] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 166.931948][ T6202] team0: Port device team_slave_0 added
[ 166.934235][ T6202] team0: Port device team_slave_1 added
[ 167.071185][ T6202] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 167.071201][ T6202] 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.
[ 167.071222][ T6202] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 167.072623][ T6202] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 167.072634][ T6202] 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.
[ 167.072655][ T6202] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 167.275773][ T6202] hsr_slave_0: entered promiscuous mode
[ 167.276563][ T6202] hsr_slave_1: entered promiscuous mode
[ 167.277442][ T6202] debugfs: 'hsr0' already exists in 'hsr'
[ 167.277519][ T6202] Cannot create hsr debugfs directory
[ 167.963552][ T6202] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 168.202207][ T6202] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 168.269251][ T62] Bluetooth: hci1: command tx timeout
[ 168.423264][ T6202] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 168.656046][ T6202] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 168.906509][ T6202] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 168.942483][ T6202] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 168.962395][ T6202] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 169.003027][ T6202] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 169.113458][ T6202] 8021q: adding VLAN 0 to HW filter on device bond0
[ 169.135344][ T6202] 8021q: adding VLAN 0 to HW filter on device team0
[ 169.143874][ T90] bridge0: port 1(bridge_slave_0) entered blocking state
[ 169.144078][ T90] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 169.155374][ T90] bridge0: port 2(bridge_slave_1) entered blocking state
[ 169.156276][ T90] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 169.348099][ T6202] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 169.387512][ T6202] veth0_vlan: entered promiscuous mode
[ 169.397759][ T6202] veth1_vlan: entered promiscuous mode
[ 169.428562][ T6202] veth0_macvtap: entered promiscuous mode
[ 169.433823][ T6202] veth1_macvtap: entered promiscuous mode
[ 169.448068][ T6202] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 169.466041][ T6202] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 169.491747][ T90] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 169.492711][ T90] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 169.493168][ T90] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 169.493571][ T90] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 170.349251][ T62] Bluetooth: hci1: command tx timeout
[ 170.789226][ T60] block nbd0: Possible stuck request ffff888024adea80: control (read@0,4096B). Runtime 60 seconds
[ 172.430108][ T62] Bluetooth: hci1: command tx timeout
[ 172.677015][ T5174] udevd[5174]: worker [5928] /devices/virtual/block/nbd0 is taking a long time
[ 174.509627][ T62] Bluetooth: hci1: command tx timeout
[ 194.435749][ T1322] ieee802154 phy0 wpan0: encryption failed: -22
[ 194.435835][ T1322] ieee802154 phy1 wpan1: encryption failed: -22
[ 200.869249][ T60] block nbd0: Possible stuck request ffff888024adea80: control (read@0,4096B). Runtime 90 seconds
2025/10/30 11:44:51 executed programs: 4
[ 225.708276][ T6232] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1
[ 225.716650][ T6232] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9
[ 225.717903][ T6232] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9
[ 225.719922][ T6232] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4
[ 225.729942][ T6232] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2
[ 225.933630][ T6231] chnl_net:caif_netlink_parms(): no params data found
[ 226.240579][ T6231] bridge0: port 1(bridge_slave_0) entered blocking state
[ 226.240652][ T6231] bridge0: port 1(bridge_slave_0) entered disabled state
[ 226.240770][ T6231] bridge_slave_0: entered allmulticast mode
[ 226.242288][ T6231] bridge_slave_0: entered promiscuous mode
[ 226.244318][ T6231] bridge0: port 2(bridge_slave_1) entered blocking state
[ 226.244392][ T6231] bridge0: port 2(bridge_slave_1) entered disabled state
[ 226.244757][ T6231] bridge_slave_1: entered allmulticast mode
[ 226.246331][ T6231] bridge_slave_1: entered promiscuous mode
[ 226.435193][ T6231] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 226.437858][ T6231] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 226.622725][ T6231] team0: Port device team_slave_0 added
[ 226.624989][ T6231] team0: Port device team_slave_1 added
[ 226.751106][ T6231] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 226.751123][ T6231] 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.
[ 226.751138][ T6231] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 226.752453][ T6231] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 226.752464][ T6231] 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.
[ 226.752482][ T6231] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 227.145218][ T6231] hsr_slave_0: entered promiscuous mode
[ 227.146015][ T6231] hsr_slave_1: entered promiscuous mode
[ 227.146542][ T6231] debugfs: 'hsr0' already exists in 'hsr'
[ 227.146562][ T6231] Cannot create hsr debugfs directory
[ 227.229193][ T6232] Bluetooth: hci0: command 0x0406 tx timeout
[ 227.604510][ T6231] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 227.789302][ T62] Bluetooth: hci2: command tx timeout
[ 227.802850][ T6231] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 228.042177][ T6231] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 228.234708][ T6231] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 228.457321][ T6231] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 228.492243][ T6231] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 228.512590][ T6231] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 228.552327][ T6231] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 228.663103][ T6231] 8021q: adding VLAN 0 to HW filter on device bond0
[ 228.680833][ T6231] 8021q: adding VLAN 0 to HW filter on device team0
[ 228.686183][ T90] bridge0: port 1(bridge_slave_0) entered blocking state
[ 228.686396][ T90] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 228.703706][ T13] bridge0: port 2(bridge_slave_1) entered blocking state
[ 228.704000][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 228.893947][ T6231] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 228.951955][ T6231] veth0_vlan: entered promiscuous mode
[ 228.958789][ T6231] veth1_vlan: entered promiscuous mode
[ 228.990181][ T6231] veth0_macvtap: entered promiscuous mode
[ 228.993959][ T6231] veth1_macvtap: entered promiscuous mode
[ 229.012173][ T6231] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 229.024281][ T6231] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 229.035398][ T13] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 229.035649][ T13] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 229.035685][ T13] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 229.035717][ T13] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 229.869243][ T62] Bluetooth: hci2: command tx timeout
[ 230.949311][ T60] block nbd0: Possible stuck request ffff888024adea80: control (read@0,4096B). Runtime 120 seconds
[ 231.949196][ T62] Bluetooth: hci2: command tx timeout
[ 234.030852][ T62] Bluetooth: hci2: command tx timeout
[ 255.883495][ T1322] ieee802154 phy0 wpan0: encryption failed: -22
[ 255.883560][ T1322] ieee802154 phy1 wpan1: encryption failed: -22
[ 261.029309][ T66] block nbd0: Possible stuck request ffff888024adea80: control (read@0,4096B). Runtime 150 seconds
[ 262.269837][ T38] INFO: task syz-executor.0:6113 blocked for more than 143 seconds.
[ 262.269873][ T38] Not tainted syzkaller #0
[ 262.269882][ T38] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 262.269893][ T38] task:syz-executor.0 state:D stack:27240 pid:6113 tgid:6112 ppid:5957 task_flags:0x400140 flags:0x00080003
[ 262.270041][ T38] Call Trace:
[ 262.270081][ T38]
[ 262.270091][ T38] __schedule+0x16f3/0x4c20
[ 262.270127][ T38] ? sched_clock+0x3f/0x60
[ 262.270139][ T38] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 262.270156][ T38] ? __pfx___schedule+0x10/0x10
[ 262.270180][ T38] rt_mutex_schedule+0x77/0xf0
[ 262.270190][ T38] rt_mutex_slowlock_block+0x5ba/0x6d0
[ 262.270207][ T38] ? rt_mutex_slowlock_block+0x351/0x6d0
[ 262.270219][ T38] rt_mutex_slowlock+0x2b1/0x6e0
[ 262.270231][ T38] ? rt_mutex_slowlock+0x1c9/0x6e0
[ 262.270241][ T38] ? __pfx_rt_mutex_slowlock+0x10/0x10
[ 262.270256][ T38] ? bdev_release+0x1af/0x660
[ 262.270275][ T38] ? __fsnotify_parent+0x242/0x540
[ 262.270292][ T38] ? bdev_release+0x1af/0x660
[ 262.270304][ T38] mutex_lock_nested+0x16a/0x1d0
[ 262.270313][ T38] ? __pfx___fsnotify_parent+0x10/0x10
[ 262.270329][ T38] bdev_release+0x1af/0x660
[ 262.270347][ T38] ? __pfx_blkdev_release+0x10/0x10
[ 262.270357][ T38] blkdev_release+0x15/0x20
[ 262.270366][ T38] __fput+0x45b/0xa80
[ 262.270382][ T38] task_work_run+0x1d4/0x260
[ 262.270394][ T38] ? __pfx_task_work_run+0x10/0x10
[ 262.270410][ T38] get_signal+0x11c4/0x1310
[ 262.270434][ T38] arch_do_signal_or_restart+0xa0/0x790
[ 262.270445][ T38] ? __pfx_smack_file_ioctl+0x10/0x10
[ 262.270460][ T38] ? __pfx_arch_do_signal_or_restart+0x10/0x10
[ 262.270469][ T38] ? __pfx_blkdev_ioctl+0x10/0x10
[ 262.270487][ T38] ? exit_to_user_mode_loop+0x40/0x130
[ 262.270503][ T38] exit_to_user_mode_loop+0x72/0x130
[ 262.270516][ T38] do_syscall_64+0x2bd/0xfa0
[ 262.270528][ T38] ? lockdep_hardirqs_on+0x9c/0x150
[ 262.270540][ T38] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 262.270550][ T38] ? clear_bhb_loop+0x60/0xb0
[ 262.270562][ T38] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 262.270572][ T38] RIP: 0033:0x7fed95bac899
[ 262.270585][ T38] RSP: 002b:00007fed94f260c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 262.270597][ T38] RAX: 0000000000000000 RBX: 00007fed95ccbf80 RCX: 00007fed95bac899
[ 262.270603][ T38] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000003
[ 262.270609][ T38] RBP: 00007fed95c08ad0 R08: 0000000000000000 R09: 0000000000000000
[ 262.270615][ T38] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 262.270621][ T38] R13: 000000000000000b R14: 00007fed95ccbf80 R15: 00007ffe1500d0a8
[ 262.270637][ T38]
[ 262.270654][ T38]
[ 262.270654][ T38] Showing all locks held in the system:
[ 262.270664][ T38] 1 lock held by khungtaskd/38:
[ 262.270670][ T38] #0: ffffffff8d5aa4c0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
[ 262.270718][ T38] 2 locks held by getty/5560:
[ 262.270723][ T38] #0: ffff88823bf380a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 262.270751][ T38] #1: ffffc90003e7b2e0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x444/0x1400
[ 262.270778][ T38] 1 lock held by udevd/5928:
[ 262.270783][ T38] #0: ffff8880248c54c8 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xe0/0xcc0
[ 262.270811][ T38] 1 lock held by syz-executor.0/6113:
[ 262.270816][ T38] #0: ffff8880248c54c8 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_release+0x1af/0x660
[ 262.270842][ T38] 1 lock held by syz-executor.0/6222:
[ 262.270847][ T38] #0: ffff8880248c54c8 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xe0/0xcc0
[ 262.270872][ T38] 1 lock held by syz-executor.0/6251:
[ 262.270878][ T38] #0: ffff8880248c54c8 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xe0/0xcc0
[ 262.270902][ T38]
[ 262.270905][ T38] =============================================
[ 262.270905][ T38]
[ 262.270913][ T38] NMI backtrace for cpu 1
[ 262.270927][ T38] CPU: 1 UID: 0 PID: 38 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 262.270938][ T38] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 262.270943][ T38] Call Trace:
[ 262.270947][ T38]
[ 262.270951][ T38] dump_stack_lvl+0x189/0x250
[ 262.270967][ T38] ? __pfx_dump_stack_lvl+0x10/0x10
[ 262.270980][ T38] ? __pfx__printk+0x10/0x10
[ 262.271003][ T38] nmi_cpu_backtrace+0x39e/0x3d0
[ 262.271015][ T38] ? __pfx_nmi_cpu_backtrace+0x10/0x10
[ 262.271025][ T38] ? __pfx__printk+0x10/0x10
[ 262.271038][ T38] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 262.271050][ T38] nmi_trigger_cpumask_backtrace+0x17a/0x300
[ 262.271060][ T38] watchdog+0xf60/0xfa0
[ 262.271077][ T38] ? watchdog+0x1e2/0xfa0
[ 262.271092][ T38] kthread+0x711/0x8a0
[ 262.271106][ T38] ? __pfx_watchdog+0x10/0x10
[ 262.271118][ T38] ? __pfx_kthread+0x10/0x10
[ 262.271130][ T38] ? rt_spin_unlock+0x150/0x200
[ 262.271142][ T38] ? rt_spin_unlock+0x161/0x200
[ 262.271150][ T38] ? __pfx_kthread+0x10/0x10
[ 262.271164][ T38] ret_from_fork+0x4bc/0x870
[ 262.271176][ T38] ? __pfx_ret_from_fork+0x10/0x10
[ 262.271190][ T38] ? __switch_to_asm+0x39/0x70
[ 262.271199][ T38] ? __switch_to_asm+0x33/0x70
[ 262.271207][ T38] ? __pfx_kthread+0x10/0x10
[ 262.271220][ T38] ret_from_fork_asm+0x1a/0x30
[ 262.271237][ T38]
[ 262.271241][ T38] Sending NMI from CPU 1 to CPUs 0:
[ 262.271283][ C0] NMI backtrace for cpu 0
[ 262.271297][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 262.271314][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 262.271322][ C0] RIP: 0010:pv_native_safe_halt+0x13/0x20
[ 262.271342][ C0] Code: cc cc cc cc 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 43 f7 27 00 f3 0f 1e fa fb f4 cc cc cc cc cc cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90
[ 262.271354][ C0] RSP: 0018:ffffffff8d207d80 EFLAGS: 000002c2
[ 262.271367][ C0] RAX: 3bcb2c093eb98d00 RBX: ffffffff81954ce7 RCX: 3bcb2c093eb98d00
[ 262.271379][ C0] RDX: 0000000000000001 RSI: ffffffff8cd8c5fd RDI: ffffffff8b3ddbe0
[ 262.271390][ C0] RBP: ffffffff8d207ea8 R08: ffff8880b88334db R09: 1ffff1101710669b
[ 262.271401][ C0] R10: dffffc0000000000 R11: ffffed101710669c R12: ffffffff8ed62970
[ 262.271413][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 1ffffffff1a60640
[ 262.271423][ C0] FS: 0000000000000000(0000) GS:ffff888126dfc000(0000) knlGS:0000000000000000
[ 262.271435][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 262.271446][ C0] CR2: 000055b4abf98660 CR3: 000000000d3a6000 CR4: 00000000003526f0
[ 262.271460][ C0] Call Trace:
[ 262.271466][ C0]
[ 262.271471][ C0] default_idle+0x13/0x20
[ 262.271490][ C0] default_idle_call+0x73/0xb0
[ 262.271509][ C0] do_idle+0x1e7/0x510
[ 262.271526][ C0] ? __pfx_do_idle+0x10/0x10
[ 262.271540][ C0] ? lockdep_hardirqs_on+0x9c/0x150
[ 262.271557][ C0] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 262.271574][ C0] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 262.271595][ C0] cpu_startup_entry+0x44/0x60
[ 262.271609][ C0] rest_init+0x2de/0x300
[ 262.271623][ C0] start_kernel+0x3ae/0x410
[ 262.271649][ C0] x86_64_start_reservations+0x24/0x30
[ 262.271668][ C0] x86_64_start_kernel+0x143/0x1c0
[ 262.271686][ C0] common_startup_64+0x13e/0x147
[ 262.271714][ C0]