Warning: Permanently added '10.128.0.80' (ED25519) to the list of known hosts.
2026/04/19 11:50:47 ignoring optional flag "type"="gce"
2026/04/19 11:50:47 parsed 1 programs
2026/04/19 11:50:47 executed programs: 0
[ 96.019394][ T59] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 96.021379][ T59] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 96.022073][ T59] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 96.023338][ T59] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 96.023953][ T59] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 96.250344][ T5989] chnl_net:caif_netlink_parms(): no params data found
[ 96.499393][ T5989] bridge0: port 1(bridge_slave_0) entered blocking state
[ 96.499514][ T5989] bridge0: port 1(bridge_slave_0) entered disabled state
[ 96.499627][ T5989] bridge_slave_0: entered allmulticast mode
[ 96.500965][ T5989] bridge_slave_0: entered promiscuous mode
[ 96.504502][ T5989] bridge0: port 2(bridge_slave_1) entered blocking state
[ 96.504609][ T5989] bridge0: port 2(bridge_slave_1) entered disabled state
[ 96.504704][ T5989] bridge_slave_1: entered allmulticast mode
[ 96.506048][ T5989] bridge_slave_1: entered promiscuous mode
[ 96.700582][ T5989] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 96.704281][ T5989] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 96.849727][ T5989] team0: Port device team_slave_0 added
[ 96.851674][ T5989] team0: Port device team_slave_1 added
[ 97.008869][ T5989] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 97.008883][ T5989] 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.
[ 97.008897][ T5989] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 97.010456][ T5989] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 97.010469][ T5989] 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.
[ 97.010489][ T5989] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 97.173338][ T5989] hsr_slave_0: entered promiscuous mode
[ 97.174015][ T5989] hsr_slave_1: entered promiscuous mode
[ 98.088311][ T59] Bluetooth: hci0: command tx timeout
[ 99.064914][ T5989] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 99.104420][ T5989] 8021q: adding VLAN 0 to HW filter on device netdevsim0
[ 99.105157][ T5989] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 99.154937][ T5989] 8021q: adding VLAN 0 to HW filter on device netdevsim1
[ 99.155765][ T5989] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 99.188750][ T5989] 8021q: adding VLAN 0 to HW filter on device netdevsim2
[ 99.189605][ T5989] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 99.234847][ T5989] 8021q: adding VLAN 0 to HW filter on device netdevsim3
[ 99.393444][ T5989] 8021q: adding VLAN 0 to HW filter on device bond0
[ 99.435883][ T5989] 8021q: adding VLAN 0 to HW filter on device team0
[ 99.449632][ T2935] bridge0: port 1(bridge_slave_0) entered blocking state
[ 99.450433][ T2935] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 99.463683][ T2935] bridge0: port 2(bridge_slave_1) entered blocking state
[ 99.464021][ T2935] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 99.821721][ T5989] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 99.931910][ T5989] veth0_vlan: entered promiscuous mode
[ 99.944353][ T5989] veth1_vlan: entered promiscuous mode
[ 100.004146][ T5989] veth0_macvtap: entered promiscuous mode
[ 100.015449][ T5989] veth1_macvtap: entered promiscuous mode
[ 100.042912][ T5989] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 100.059367][ T5989] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 100.096042][ T2935] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 100.098327][ T2935] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 100.099202][ T2935] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 100.099402][ T2935] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 100.171624][ T59] Bluetooth: hci0: command tx timeout
[ 100.658924][ T6092] nbd0: detected capacity change from 0 to 14
[ 101.372098][ T6092] block nbd0: shutting down sockets
2026/04/19 11:50:53 executed programs: 1
[ 101.420024][ C1] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 101.420086][ C1] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 101.421048][ T5991] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 101.421075][ T5991] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 101.421314][ T5991] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 101.421335][ T5991] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 101.421467][ T5991] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 101.421488][ T5991] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 101.421899][ T5991] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 101.421921][ T5991] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 101.422085][ T5991] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 101.422105][ T5991] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 101.422277][ T5991] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 101.422299][ T5991] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 101.423058][ T5991] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 101.423082][ T5991] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 101.423287][ T5991] ldm_validate_partition_table(): Disk read failed.
[ 101.423359][ T5991] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 101.423380][ T5991] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 101.423509][ T5991] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 101.423530][ T5991] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 101.423868][ T5991] Dev nbd0: unable to read RDB block 0
[ 101.424407][ T5991] nbd0: unable to read partition table
[ 101.424636][ T5991] nbd0: partition table beyond EOD, truncated
[ 101.457808][ T5991] ldm_validate_partition_table(): Disk read failed.
[ 101.474214][ T5991] Dev nbd0: unable to read RDB block 0
[ 101.474588][ T5991] nbd0: unable to read partition table
[ 101.474885][ T5991] nbd0: partition table beyond EOD, truncated
[ 101.730240][ T6126] nbd0: detected capacity change from 0 to 14
[ 102.247360][ T5119] Bluetooth: hci0: command tx timeout
[ 102.431128][ T59] block nbd0: Receive control failed (result -104)
[ 104.328636][ T59] Bluetooth: hci0: command tx timeout
[ 132.207201][ T11] block nbd0: Possible stuck request ffff888026f07000: control (read@0,4096B). Runtime 30 seconds
[ 132.810156][ T1320] ieee802154 phy0 wpan0: encryption failed: -22
[ 132.810198][ T1320] ieee802154 phy1 wpan1: encryption failed: -22
2026/04/19 11:51:48 executed programs: 2
[ 158.591360][ T5119] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1
[ 158.593577][ T5119] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9
[ 158.594293][ T5119] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9
[ 158.595214][ T5119] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4
[ 158.596003][ T5119] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2
[ 158.821084][ T6190] chnl_net:caif_netlink_parms(): no params data found
[ 159.038224][ T6190] bridge0: port 1(bridge_slave_0) entered blocking state
[ 159.038356][ T6190] bridge0: port 1(bridge_slave_0) entered disabled state
[ 159.038683][ T6190] bridge_slave_0: entered allmulticast mode
[ 159.040051][ T6190] bridge_slave_0: entered promiscuous mode
[ 159.043983][ T6190] bridge0: port 2(bridge_slave_1) entered blocking state
[ 159.044083][ T6190] bridge0: port 2(bridge_slave_1) entered disabled state
[ 159.044179][ T6190] bridge_slave_1: entered allmulticast mode
[ 159.045528][ T6190] bridge_slave_1: entered promiscuous mode
[ 159.260688][ T6190] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 159.262990][ T6190] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 159.420061][ T6190] team0: Port device team_slave_0 added
[ 159.422024][ T6190] team0: Port device team_slave_1 added
[ 159.568949][ T6190] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 159.568964][ T6190] 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.
[ 159.568977][ T6190] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 159.570952][ T6190] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 159.570965][ T6190] 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.
[ 159.570978][ T6190] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 159.763342][ T6190] hsr_slave_0: entered promiscuous mode
[ 159.764053][ T6190] hsr_slave_1: entered promiscuous mode
[ 159.764710][ T6190] debugfs: 'hsr0' already exists in 'hsr'
[ 159.764782][ T6190] Cannot create hsr debugfs directory
[ 160.313068][ T6190] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 160.521248][ T6190] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 160.647116][ T59] Bluetooth: hci1: command tx timeout
[ 160.710143][ T6190] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 160.926139][ T6190] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 161.170535][ T6190] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 161.211917][ T6190] 8021q: adding VLAN 0 to HW filter on device netdevsim0
[ 161.212732][ T6190] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 161.239007][ T6190] 8021q: adding VLAN 0 to HW filter on device netdevsim1
[ 161.239924][ T6190] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 161.281293][ T6190] 8021q: adding VLAN 0 to HW filter on device netdevsim2
[ 161.281948][ T6190] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 161.319628][ T6190] 8021q: adding VLAN 0 to HW filter on device netdevsim3
[ 161.396275][ T6190] 8021q: adding VLAN 0 to HW filter on device bond0
[ 161.413990][ T6190] 8021q: adding VLAN 0 to HW filter on device team0
[ 161.425676][ T12] bridge0: port 1(bridge_slave_0) entered blocking state
[ 161.425877][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 161.440054][ T42] bridge0: port 2(bridge_slave_1) entered blocking state
[ 161.440234][ T42] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 161.632358][ T6190] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 161.681631][ T6190] veth0_vlan: entered promiscuous mode
[ 161.686381][ T6190] veth1_vlan: entered promiscuous mode
[ 161.721316][ T6190] veth0_macvtap: entered promiscuous mode
[ 161.724237][ T6190] veth1_macvtap: entered promiscuous mode
[ 161.741027][ T6190] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 161.749243][ T6190] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 161.774565][ T42] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 161.774812][ T42] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 161.774847][ T42] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 161.774877][ T42] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 162.286975][ T11] block nbd0: Possible stuck request ffff888026f07000: control (read@0,4096B). Runtime 60 seconds
[ 162.726979][ T59] Bluetooth: hci1: command tx timeout
[ 164.807000][ T59] Bluetooth: hci1: command tx timeout
[ 165.155167][ T5169] udevd[5169]: worker [5991] /devices/virtual/block/nbd0 is taking a long time
[ 166.887817][ T59] Bluetooth: hci1: command tx timeout
[ 192.367108][ T11] block nbd0: Possible stuck request ffff888026f07000: control (read@0,4096B). Runtime 90 seconds
[ 194.251711][ T1320] ieee802154 phy0 wpan0: encryption failed: -22
[ 194.251807][ T1320] ieee802154 phy1 wpan1: encryption failed: -22
2026/04/19 11:52:49 executed programs: 3
[ 219.149312][ T5119] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1
[ 219.151497][ T5119] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9
[ 219.152593][ T5119] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9
[ 219.153686][ T5119] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4
[ 219.154509][ T5119] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2
[ 219.382715][ T6220] chnl_net:caif_netlink_parms(): no params data found
[ 219.638212][ T6220] bridge0: port 1(bridge_slave_0) entered blocking state
[ 219.638338][ T6220] bridge0: port 1(bridge_slave_0) entered disabled state
[ 219.638644][ T6220] bridge_slave_0: entered allmulticast mode
[ 219.640010][ T6220] bridge_slave_0: entered promiscuous mode
[ 219.642084][ T6220] bridge0: port 2(bridge_slave_1) entered blocking state
[ 219.642195][ T6220] bridge0: port 2(bridge_slave_1) entered disabled state
[ 219.642291][ T6220] bridge_slave_1: entered allmulticast mode
[ 219.643553][ T6220] bridge_slave_1: entered promiscuous mode
[ 219.810792][ T6220] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 219.813299][ T6220] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 219.969794][ T6220] team0: Port device team_slave_0 added
[ 219.971861][ T6220] team0: Port device team_slave_1 added
[ 220.112050][ T6220] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 220.112066][ T6220] 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.
[ 220.112079][ T6220] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 220.113332][ T6220] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 220.113343][ T6220] 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.
[ 220.113356][ T6220] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 220.322981][ T6220] hsr_slave_0: entered promiscuous mode
[ 220.323689][ T6220] hsr_slave_1: entered promiscuous mode
[ 220.324170][ T6220] debugfs: 'hsr0' already exists in 'hsr'
[ 220.324185][ T6220] Cannot create hsr debugfs directory
[ 220.912737][ T6220] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 221.111794][ T6220] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 221.207077][ T59] Bluetooth: hci2: command tx timeout
[ 221.351173][ T6220] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 221.545028][ T6220] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 221.807360][ T6220] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 221.851051][ T6220] 8021q: adding VLAN 0 to HW filter on device netdevsim0
[ 221.851661][ T6220] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 221.873970][ T6220] 8021q: adding VLAN 0 to HW filter on device netdevsim1
[ 221.876119][ T6220] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 221.900899][ T6220] 8021q: adding VLAN 0 to HW filter on device netdevsim2
[ 221.901522][ T6220] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 221.927033][ T59] Bluetooth: hci0: command 0x0406 tx timeout
[ 221.945431][ T6220] 8021q: adding VLAN 0 to HW filter on device netdevsim3
[ 222.033549][ T6220] 8021q: adding VLAN 0 to HW filter on device bond0
[ 222.048570][ T6220] 8021q: adding VLAN 0 to HW filter on device team0
[ 222.053224][ T163] bridge0: port 1(bridge_slave_0) entered blocking state
[ 222.053345][ T163] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 222.088823][ T42] bridge0: port 2(bridge_slave_1) entered blocking state
[ 222.088895][ T42] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 222.274447][ T6220] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 222.323828][ T6220] veth0_vlan: entered promiscuous mode
[ 222.331301][ T6220] veth1_vlan: entered promiscuous mode
[ 222.374048][ T6220] veth0_macvtap: entered promiscuous mode
[ 222.377889][ T6220] veth1_macvtap: entered promiscuous mode
[ 222.396348][ T6220] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 222.412865][ T6220] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 222.421635][ T42] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 222.422878][ T42] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 222.423137][ T42] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 222.424589][ T42] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 222.447096][ T11] block nbd0: Possible stuck request ffff888026f07000: control (read@0,4096B). Runtime 120 seconds
[ 223.287008][ T5119] Bluetooth: hci2: command tx timeout
[ 225.366951][ T5119] Bluetooth: hci2: command tx timeout
[ 227.447020][ T5119] Bluetooth: hci2: command tx timeout
[ 252.527071][ T11] block nbd0: Possible stuck request ffff888026f07000: control (read@0,4096B). Runtime 150 seconds
[ 254.407149][ T38] INFO: task syz-executor.0:6126 blocked for more than 143 seconds.
[ 254.407173][ T38] Not tainted syzkaller #0
[ 254.407182][ T38] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 254.407189][ T38] task:syz-executor.0 state:D stack:27832 pid:6126 tgid:6124 ppid:5989 task_flags:0x400140 flags:0x00080803
[ 254.407261][ T38] Call Trace:
[ 254.407268][ T38]
[ 254.407279][ T38] __schedule+0x1681/0x54c0
[ 254.407348][ T38] ? __pfx___schedule+0x10/0x10
[ 254.407367][ T38] ? rt_mutex_slowlock_block+0x2e9/0x680
[ 254.407405][ T38] rt_mutex_schedule+0x76/0xf0
[ 254.407531][ T38] rt_mutex_slowlock_block+0x508/0x680
[ 254.407568][ T38] ? rt_mutex_slowlock_block+0x2e9/0x680
[ 254.407598][ T38] rt_mutex_slowlock+0x2dc/0x780
[ 254.407619][ T38] ? rt_mutex_slowlock+0x1fd/0x780
[ 254.407638][ T38] ? __pfx_rt_mutex_slowlock+0x10/0x10
[ 254.407667][ T38] ? bdev_release+0x1af/0x660
[ 254.407790][ T38] ? bdev_release+0x1af/0x660
[ 254.407816][ T38] mutex_lock_nested+0x168/0x1d0
[ 254.407844][ T38] ? __pfx___fsnotify_parent+0x10/0x10
[ 254.407924][ T38] bdev_release+0x1af/0x660
[ 254.407965][ T38] ? __pfx_blkdev_release+0x10/0x10
[ 254.407984][ T38] blkdev_release+0x15/0x20
[ 254.408000][ T38] __fput+0x461/0xa70
[ 254.408056][ T38] task_work_run+0x1d9/0x270
[ 254.408104][ T38] ? __pfx_task_work_run+0x10/0x10
[ 254.408138][ T38] get_signal+0x11c3/0x1310
[ 254.408227][ T38] arch_do_signal_or_restart+0xbc/0x830
[ 254.408302][ T38] ? __pfx_task_work_add+0x10/0x10
[ 254.408325][ T38] ? __pfx_arch_do_signal_or_restart+0x10/0x10
[ 254.408358][ T38] ? __fput_deferred+0x253/0x3e0
[ 254.408552][ T38] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 254.408574][ T38] exit_to_user_mode_loop+0x86/0x480
[ 254.408620][ T38] ? rcu_is_watching+0x15/0xb0
[ 254.408669][ T38] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 254.408688][ T38] do_syscall_64+0x33e/0xf80
[ 254.408708][ T38] ? trace_irq_disable+0x3b/0x140
[ 254.408746][ T38] ? clear_bhb_loop+0x40/0x90
[ 254.408763][ T38] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 254.408777][ T38] RIP: 0033:0x7f3549cdb0e9
[ 254.408797][ T38] RSP: 002b:00007f354944d078 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 254.408812][ T38] RAX: 0000000000000000 RBX: 00007f3549e0c050 RCX: 00007f3549cdb0e9
[ 254.408821][ T38] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000003
[ 254.408829][ T38] RBP: 00007f3549d5040f R08: 0000000000000000 R09: 0000000000000000
[ 254.408837][ T38] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 254.408845][ T38] R13: 000000000000006e R14: 00007f3549e0c050 R15: 00007ffdb3e91238
[ 254.408866][ T38]
[ 254.408892][ T38]
[ 254.408892][ T38] Showing all locks held in the system:
[ 254.408900][ T38] 1 lock held by khungtaskd/38:
[ 254.408908][ T38] #0: ffffffff8dfc80c0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
[ 254.408953][ T38] 7 locks held by kworker/u8:2/42:
[ 254.408967][ T38] 2 locks held by kworker/1:2/816:
[ 254.408992][ T38] 2 locks held by getty/5554:
[ 254.409000][ T38] #0: ffff8880379dc0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 254.409084][ T38] #1: ffffc90003cbe2e0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x462/0x13a0
[ 254.409116][ T38] 1 lock held by udevd/5991:
[ 254.409124][ T38] #0: ffff888026ee14c8 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xe0/0xcc0
[ 254.409161][ T38] 1 lock held by syz-executor.0/6126:
[ 254.409168][ T38] #0: ffff888026ee14c8 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_release+0x1af/0x660
[ 254.409205][ T38] 1 lock held by syz-executor.0/6211:
[ 254.409212][ T38] #0: ffff888026ee14c8 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xe0/0xcc0
[ 254.409248][ T38] 1 lock held by syz-executor.0/6239:
[ 254.409255][ T38] #0: ffff888026ee14c8 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xe0/0xcc0
[ 254.409290][ T38]
[ 254.409294][ T38] =============================================
[ 254.409294][ T38]
[ 254.409305][ T38] NMI backtrace for cpu 0
[ 254.409321][ T38] CPU: 0 UID: 0 PID: 38 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 254.409336][ T38] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 254.409344][ T38] Call Trace:
[ 254.409350][ T38]
[ 254.409356][ T38] dump_stack_lvl+0xe8/0x150
[ 254.409379][ T38] nmi_cpu_backtrace+0x274/0x2d0
[ 254.409400][ T38] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 254.409468][ T38] nmi_trigger_cpumask_backtrace+0x17a/0x300
[ 254.409490][ T38] sys_info+0x135/0x170
[ 254.409510][ T38] watchdog+0xfd3/0x1030
[ 254.409553][ T38] ? watchdog+0x1c9/0x1030
[ 254.409572][ T38] kthread+0x388/0x470
[ 254.409608][ T38] ? __pfx_watchdog+0x10/0x10
[ 254.409620][ T38] ? __pfx_kthread+0x10/0x10
[ 254.409635][ T38] ret_from_fork+0x514/0xb70
[ 254.409697][ T38] ? __pfx_ret_from_fork+0x10/0x10
[ 254.409718][ T38] ? __switch_to+0xc79/0x1410
[ 254.409740][ T38] ? __pfx_kthread+0x10/0x10
[ 254.409755][ T38] ret_from_fork_asm+0x1a/0x30
[ 254.409780][ T38]
[ 254.409786][ T38] Sending NMI from CPU 0 to CPUs 1:
[ 254.409812][ C1] NMI backtrace for cpu 1
[ 254.409826][ C1] CPU: 1 UID: 0 PID: 42 Comm: kworker/u8:2 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 254.409843][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 254.409853][ C1] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet
[ 254.409875][ C1] RIP: 0010:__lock_acquire+0x197b/0x2cf0
[ 254.409959][ C1] Code: 13 25 ff 0f 00 00 39 05 3f af d8 11 73 06 89 05 37 af d8 11 48 8b 02 48 89 df 4c 39 e8 0f 84 2c fe ff ff 4c 89 60 30 48 8b 00 <4c> 39 e8 75 f4 48 89 df e9 18 fe ff ff 48 89 fb 48 c7 c7 d0 53 e9
[ 254.409971][ C1] RSP: 0018:ffffc90000b372c0 EFLAGS: 00000002
[ 254.409983][ C1] RAX: ffffffff96052b88 RBX: 00000000000003cd RCX: 00000000000003d9
[ 254.409994][ C1] RDX: ffffffff95fe9c68 RSI: ffff88801eadabd0 RDI: 00000000000003cd
[ 254.410004][ C1] RBP: c9c428bf446777e5 R08: ffffc90000b37288 R09: 0000000000000020
[ 254.410014][ C1] R10: 0000000000000100 R11: ffffffff81a0d9a0 R12: ffffffff960dbcb8
[ 254.410024][ C1] R13: ffffffff931bae48 R14: ffff88801ead9ec0 R15: 00000000000003d8
[ 254.410034][ C1] FS: 0000000000000000(0000) GS:ffff888126209000(0000) knlGS:0000000000000000
[ 254.410046][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 254.410057][ C1] CR2: 000055bd6ea89168 CR3: 000000000ddb6000 CR4: 00000000003526f0
[ 254.410070][ C1] Call Trace:
[ 254.410076][ C1]
[ 254.410092][ C1] ? ktime_get+0x45/0x220
[ 254.410127][ C1] lock_acquire+0x106/0x350
[ 254.410143][ C1] ? ktime_get+0x45/0x220
[ 254.410160][ C1] ? ktime_get+0x45/0x220
[ 254.410173][ C1] seqcount_lockdep_reader_access+0x55/0x100
[ 254.410188][ C1] ? ktime_get+0x45/0x220
[ 254.410200][ C1] ktime_get+0x45/0x220
[ 254.410215][ C1] clockevents_program_event+0x290/0x5f0
[ 254.410256][ C1] ? __pfx_clockevents_program_event+0x10/0x10
[ 254.410276][ C1] ? tick_program_event+0x8f/0x120
[ 254.410315][ C1] __hrtimer_rearm_deferred+0x273/0x460
[ 254.410428][ C1] irqentry_exit+0x6a0/0x730
[ 254.410446][ C1] ? trace_irq_disable+0x3b/0x140
[ 254.410462][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 254.410479][ C1] RIP: 0010:lock_acquire+0x221/0x350
[ 254.410495][ C1] Code: ff ff ff e8 e1 37 8a 09 f7 44 24 08 00 02 00 00 0f 84 3a ff ff ff 65 48 8b 05 bb 02 d1 10 48 3b 44 24 58 75 33 fb 48 83 c4 60 <5b> 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc 48 8d 3d 58 44 ee
[ 254.410506][ C1] RSP: 0018:ffffc90000b37700 EFLAGS: 00000286
[ 254.410519][ C1] RAX: f4a0e5faf13daa00 RBX: 0000000000000000 RCX: 0000000000000046
[ 254.410528][ C1] RDX: 0000000074de1659 RSI: ffffffff8d891dd8 RDI: ffffffff8ba73060
[ 254.410539][ C1] RBP: ffffffff8187ddac R08: ffffffff8187ddac R09: ffffffff8dfc80c0
[ 254.410549][ C1] R10: dffffc0000000000 R11: ffffed1006c229f5 R12: 0000000000000002
[ 254.410559][ C1] R13: ffffffff8dfc80c0 R14: 0000000000000000 R15: 0000000000000246
[ 254.410570][ C1] ? __local_bh_disable_ip+0x3c/0x420
[ 254.410634][ C1] ? __local_bh_disable_ip+0x3c/0x420
[ 254.410657][ C1] ? __local_bh_disable_ip+0x3c/0x420
[ 254.410677][ C1] __local_bh_disable_ip+0x205/0x420
[ 254.410703][ C1] ? __local_bh_disable_ip+0x3c/0x420
[ 254.410723][ C1] ? __netdev_alloc_skb+0x27e/0x4b0
[ 254.410780][ C1] __netdev_alloc_skb+0x28d/0x4b0
[ 254.410801][ C1] ? __netdev_alloc_skb+0x27e/0x4b0
[ 254.410822][ C1] batadv_iv_ogm_queue_add+0x940/0xeb0
[ 254.410841][ C1] ? batadv_iv_ogm_schedule+0x8bb/0xf60
[ 254.410858][ C1] ? batadv_iv_ogm_queue_add+0x7c/0xeb0
[ 254.410878][ C1] batadv_iv_ogm_schedule+0xb1f/0xf60
[ 254.410894][ C1] ? pskb_expand_head+0xd62/0x1390
[ 254.410934][ C1] ? batadv_iv_ogm_schedule+0x8bb/0xf60
[ 254.410953][ C1] ? __pfx_batadv_iv_ogm_schedule+0x10/0x10
[ 254.410971][ C1] ? batadv_send_skb_packet+0x426/0x690
[ 254.410992][ C1] batadv_iv_send_outstanding_bat_ogm_packet+0x6c8/0x7e0
[ 254.411013][ C1] ? process_scheduled_works+0xa70/0x1860
[ 254.411058][ C1] process_scheduled_works+0xb5d/0x1860
[ 254.411089][ C1] ? __pfx_process_scheduled_works+0x10/0x10
[ 254.411111][ C1] ? assign_work+0x3d5/0x5e0
[ 254.411132][ C1] worker_thread+0xa53/0xfc0
[ 254.411155][ C1] kthread+0x388/0x470
[ 254.411171][ C1] ? __pfx_worker_thread+0x10/0x10
[ 254.411183][ C1] ? __pfx_kthread+0x10/0x10
[ 254.411199][ C1] ret_from_fork+0x514/0xb70
[ 254.411221][ C1] ? __pfx_ret_from_fork+0x10/0x10
[ 254.411242][ C1] ? __switch_to+0xc79/0x1410
[ 254.411260][ C1] ? __pfx_kthread+0x10/0x10
[ 254.411276][ C1] ret_from_fork_asm+0x1a/0x30
[ 254.411297][ C1]
[ 254.411827][ T38] Kernel panic - not syncing: hung_task: blocked tasks
[ 254.411842][ T38] CPU: 0 UID: 0 PID: 38 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 254.411860][ T38] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 254.411868][ T38] Call Trace:
[ 254.411875][ T38]
[ 254.411882][ T38] vpanic+0x56c/0xa60
[ 254.411900][ T38] ? __pfx___schedule+0x10/0x10
[ 254.411919][ T38] ? __pfx_vpanic+0x10/0x10
[ 254.411938][ T38] panic+0xc5/0xd0
[ 254.411960][ T38] ? __pfx_panic+0x10/0x10
[ 254.411975][ T38] ? preempt_schedule_thunk+0x16/0x30
[ 254.412000][ T38] ? nmi_trigger_cpumask_backtrace+0x2bb/0x300
[ 254.412026][ T38] watchdog+0x102c/0x1030
[ 254.412047][ T38] ? watchdog+0x1c9/0x1030
[ 254.412067][ T38] kthread+0x388/0x470
[ 254.412085][ T38] ? __pfx_watchdog+0x10/0x10
[ 254.412096][ T38] ? __pfx_kthread+0x10/0x10
[ 254.412111][ T38] ret_from_fork+0x514/0xb70
[ 254.412134][ T38] ? __pfx_ret_from_fork+0x10/0x10
[ 254.412153][ T38] ? __switch_to+0xc79/0x1410
[ 254.412173][ T38] ? __pfx_kthread+0x10/0x10
[ 254.412191][ T38] ret_from_fork_asm+0x1a/0x30
[ 254.412218][ T38]
[ 254.414882][ T38] Kernel Offset: disabled