[ 86.675088][ T9] cfg80211: failed to load regulatory.db
Warning: Permanently added '10.128.1.111' (ED25519) to the list of known hosts.
2026/02/07 22:10:01 ignoring optional flag "type"="gce"
2026/02/07 22:10:01 parsed 1 programs
2026/02/07 22:10:01 executed programs: 0
[ 89.480212][ T5816] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 89.487931][ T5816] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 89.495653][ T5816] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 89.504741][ T5816] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 89.512244][ T5816] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 89.607931][ T5994] chnl_net:caif_netlink_parms(): no params data found
[ 89.660413][ T5994] bridge0: port 1(bridge_slave_0) entered blocking state
[ 89.667608][ T5994] bridge0: port 1(bridge_slave_0) entered disabled state
[ 89.674822][ T5994] bridge_slave_0: entered allmulticast mode
[ 89.681648][ T5994] bridge_slave_0: entered promiscuous mode
[ 89.689309][ T5994] bridge0: port 2(bridge_slave_1) entered blocking state
[ 89.696641][ T5994] bridge0: port 2(bridge_slave_1) entered disabled state
[ 89.704417][ T5994] bridge_slave_1: entered allmulticast mode
[ 89.711146][ T5994] bridge_slave_1: entered promiscuous mode
[ 89.735210][ T5994] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 89.746233][ T5994] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 89.771644][ T5994] team0: Port device team_slave_0 added
[ 89.778873][ T5994] team0: Port device team_slave_1 added
[ 89.801266][ T5994] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 89.808772][ T5994] 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.
[ 89.835256][ T5994] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 89.846992][ T5994] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 89.854350][ T5994] 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.
[ 89.880279][ T5994] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 89.917630][ T5994] hsr_slave_0: entered promiscuous mode
[ 89.924321][ T5994] hsr_slave_1: entered promiscuous mode
[ 90.378687][ T5994] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 90.392725][ T5994] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 90.408151][ T5994] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 90.418132][ T5994] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 90.466425][ T5994] bridge0: port 2(bridge_slave_1) entered blocking state
[ 90.473609][ T5994] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 90.481086][ T5994] bridge0: port 1(bridge_slave_0) entered blocking state
[ 90.488289][ T5994] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 90.558796][ T5994] 8021q: adding VLAN 0 to HW filter on device bond0
[ 90.577797][ T2978] bridge0: port 1(bridge_slave_0) entered disabled state
[ 90.586980][ T2978] bridge0: port 2(bridge_slave_1) entered disabled state
[ 90.606778][ T5994] 8021q: adding VLAN 0 to HW filter on device team0
[ 90.625078][ T2978] bridge0: port 1(bridge_slave_0) entered blocking state
[ 90.632257][ T2978] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 90.647864][ T2978] bridge0: port 2(bridge_slave_1) entered blocking state
[ 90.655046][ T2978] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 90.738850][ T5994] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 90.788324][ T5994] veth0_vlan: entered promiscuous mode
[ 90.802359][ T5994] veth1_vlan: entered promiscuous mode
[ 90.832554][ T5994] veth0_macvtap: entered promiscuous mode
[ 90.842709][ T5994] veth1_macvtap: entered promiscuous mode
[ 90.862799][ T5994] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 90.875591][ T5994] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 90.896710][ T13] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 90.917390][ T13] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 90.927215][ T13] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 90.941217][ T13] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 91.022599][ T30] kauditd_printk_skb: 18 callbacks suppressed
[ 91.022617][ T30] audit: type=1400 audit(1770502204.074:90): avc: denied { append } for pid=6039 comm="syz-executor.0" name="nbd0" dev="devtmpfs" ino=679 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1
[ 91.157041][ T6046] nbd0: detected capacity change from 0 to 18
[ 91.554070][ T5816] Bluetooth: hci0: command tx timeout
[ 91.854684][ T5131] block nbd0: Receive control failed (result -104)
[ 91.861492][ T6041] block nbd0: shutting down sockets
[ 91.867924][ C0] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2
[ 91.877668][ C0] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 91.891947][ T5978] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2
[ 91.907133][ T5978] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 91.915941][ T5978] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2
[ 91.925803][ T5978] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 91.934717][ T5978] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2
[ 91.944566][ T5978] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 91.952366][ T5978] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2
[ 91.969601][ T5978] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 91.977753][ T5978] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2
[ 91.987847][ T5978] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 91.995953][ T5978] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2
[ 92.005805][ T5978] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 92.014394][ T5978] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2
[ 92.024220][ T5978] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 92.031978][ T5978] ldm_validate_partition_table(): Disk read failed.
[ 92.044252][ T5978] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2
[ 92.054137][ T5978] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 92.061960][ T5978] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x800000 phys_seg 1 prio class 2
[ 92.072506][ T5978] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 92.082119][ T5978] Dev nbd0: unable to read RDB block 0
[ 92.088183][ T5978] nbd0: unable to read partition table
[ 92.094186][ T5978] nbd0: partition table beyond EOD, truncated
[ 92.116328][ T5978] ldm_validate_partition_table(): Disk read failed.
[ 92.134920][ T5978] Dev nbd0: unable to read RDB block 0
[ 92.140547][ T5978] nbd0: unable to read partition table
[ 92.157432][ T5978] nbd0: partition table beyond EOD, truncated
[ 92.166084][ T6092] ldm_validate_partition_table(): Disk read failed.
[ 92.172862][ T6092] Dev nbd0: unable to read RDB block 0
[ 92.182853][ T6092] nbd0: unable to read partition table
[ 92.189196][ T6092] nbd0: partition table beyond EOD, truncated
[ 92.360872][ T6106] nbd0: detected capacity change from 0 to 18
[ 93.086610][ T5131] block nbd0: Receive control failed (result -104)
[ 93.633177][ T5131] Bluetooth: hci0: command tx timeout
[ 95.713351][ T5131] Bluetooth: hci0: command tx timeout
[ 97.793168][ T5131] Bluetooth: hci0: command tx timeout
[ 122.514348][ T25] block nbd0: Possible stuck request ffff8880262fbc00: control (read@0,4096B). Runtime 30 seconds
[ 132.755797][ T1295] ieee802154 phy0 wpan0: encryption failed: -22
[ 132.762150][ T1295] ieee802154 phy1 wpan1: encryption failed: -22
2026/02/07 22:11:00 executed programs: 3
[ 149.318174][ T5816] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1
[ 149.326241][ T5816] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9
[ 149.334151][ T5816] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9
[ 149.341881][ T5816] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4
[ 149.349982][ T5816] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2
[ 149.449341][ T6194] chnl_net:caif_netlink_parms(): no params data found
[ 149.505831][ T6194] bridge0: port 1(bridge_slave_0) entered blocking state
[ 149.513055][ T6194] bridge0: port 1(bridge_slave_0) entered disabled state
[ 149.520284][ T6194] bridge_slave_0: entered allmulticast mode
[ 149.527286][ T6194] bridge_slave_0: entered promiscuous mode
[ 149.534802][ T6194] bridge0: port 2(bridge_slave_1) entered blocking state
[ 149.541896][ T6194] bridge0: port 2(bridge_slave_1) entered disabled state
[ 149.549773][ T6194] bridge_slave_1: entered allmulticast mode
[ 149.556751][ T6194] bridge_slave_1: entered promiscuous mode
[ 149.580718][ T6194] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 149.591791][ T6194] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 149.618789][ T6194] team0: Port device team_slave_0 added
[ 149.626430][ T6194] team0: Port device team_slave_1 added
[ 149.648012][ T6194] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 149.655039][ T6194] 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.
[ 149.681628][ T6194] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 149.693675][ T6194] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 149.700632][ T6194] 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.
[ 149.727233][ T6194] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 149.763086][ T6194] hsr_slave_0: entered promiscuous mode
[ 149.769223][ T6194] hsr_slave_1: entered promiscuous mode
[ 149.775389][ T6194] debugfs: 'hsr0' already exists in 'hsr'
[ 149.781179][ T6194] Cannot create hsr debugfs directory
[ 149.863259][ T6194] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 149.923387][ T6194] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 149.964057][ T6194] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 150.024171][ T6194] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 150.149130][ T6194] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 150.159705][ T6194] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 150.169037][ T6194] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 150.179882][ T6194] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 150.202591][ T6194] bridge0: port 2(bridge_slave_1) entered blocking state
[ 150.209725][ T6194] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 150.217220][ T6194] bridge0: port 1(bridge_slave_0) entered blocking state
[ 150.224352][ T6194] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 150.268104][ T6194] 8021q: adding VLAN 0 to HW filter on device bond0
[ 150.283448][ T13] bridge0: port 1(bridge_slave_0) entered disabled state
[ 150.291257][ T13] bridge0: port 2(bridge_slave_1) entered disabled state
[ 150.304881][ T6194] 8021q: adding VLAN 0 to HW filter on device team0
[ 150.317823][ T13] bridge0: port 1(bridge_slave_0) entered blocking state
[ 150.324937][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 150.337514][ T34] bridge0: port 2(bridge_slave_1) entered blocking state
[ 150.344660][ T34] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 150.400059][ T6194] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 150.435184][ T6194] veth0_vlan: entered promiscuous mode
[ 150.447293][ T6194] veth1_vlan: entered promiscuous mode
[ 150.469979][ T6194] veth0_macvtap: entered promiscuous mode
[ 150.478668][ T6194] veth1_macvtap: entered promiscuous mode
[ 150.495086][ T6194] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 150.508192][ T6194] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 150.523741][ T2978] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 150.536787][ T34] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 150.546976][ T34] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 150.557166][ T34] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 151.403122][ T5131] Bluetooth: hci1: command tx timeout
[ 152.606707][ T25] block nbd0: Possible stuck request ffff8880262fbc00: control (read@0,4096B). Runtime 60 seconds
[ 153.473064][ T5131] Bluetooth: hci1: command tx timeout
[ 153.610345][ T5180] udevd[5180]: worker [5978] /devices/virtual/block/nbd0 is taking a long time
[ 155.554155][ T5131] Bluetooth: hci1: command tx timeout
[ 157.633514][ T5131] Bluetooth: hci1: command tx timeout
[ 182.673962][ T25] block nbd0: Possible stuck request ffff8880262fbc00: control (read@0,4096B). Runtime 90 seconds
[ 194.195828][ T1295] ieee802154 phy0 wpan0: encryption failed: -22
[ 194.202118][ T1295] ieee802154 phy1 wpan1: encryption failed: -22
2026/02/07 22:11:58 executed programs: 4
[ 207.639820][ T5816] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1
[ 207.647700][ T5816] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9
[ 207.655490][ T5816] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9
[ 207.664349][ T5816] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4
[ 207.671833][ T5816] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2
[ 207.777840][ T6217] chnl_net:caif_netlink_parms(): no params data found
[ 207.830763][ T6217] bridge0: port 1(bridge_slave_0) entered blocking state
[ 207.837955][ T6217] bridge0: port 1(bridge_slave_0) entered disabled state
[ 207.845258][ T6217] bridge_slave_0: entered allmulticast mode
[ 207.852172][ T6217] bridge_slave_0: entered promiscuous mode
[ 207.859798][ T6217] bridge0: port 2(bridge_slave_1) entered blocking state
[ 207.867315][ T6217] bridge0: port 2(bridge_slave_1) entered disabled state
[ 207.874662][ T6217] bridge_slave_1: entered allmulticast mode
[ 207.881435][ T6217] bridge_slave_1: entered promiscuous mode
[ 207.905482][ T6217] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 207.916588][ T6217] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 207.942595][ T6217] team0: Port device team_slave_0 added
[ 207.950351][ T6217] team0: Port device team_slave_1 added
[ 207.973077][ T6217] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 207.980021][ T6217] 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.
[ 208.006390][ T6217] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 208.019154][ T6217] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 208.026243][ T6217] 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.
[ 208.052213][ T6217] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 208.085704][ T6217] hsr_slave_0: entered promiscuous mode
[ 208.091869][ T6217] hsr_slave_1: entered promiscuous mode
[ 208.097986][ T6217] debugfs: 'hsr0' already exists in 'hsr'
[ 208.103747][ T6217] Cannot create hsr debugfs directory
[ 208.185391][ T6217] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 208.255155][ T6217] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 208.322305][ T6217] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 208.403720][ T6217] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 208.528828][ T6217] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 208.538192][ T6217] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 208.547479][ T6217] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 208.557472][ T6217] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 208.578153][ T6217] bridge0: port 2(bridge_slave_1) entered blocking state
[ 208.585256][ T6217] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 208.592579][ T6217] bridge0: port 1(bridge_slave_0) entered blocking state
[ 208.599768][ T6217] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 208.641706][ T6217] 8021q: adding VLAN 0 to HW filter on device bond0
[ 208.656769][ T55] bridge0: port 1(bridge_slave_0) entered disabled state
[ 208.664703][ T55] bridge0: port 2(bridge_slave_1) entered disabled state
[ 208.681078][ T6217] 8021q: adding VLAN 0 to HW filter on device team0
[ 208.694894][ T2978] bridge0: port 1(bridge_slave_0) entered blocking state
[ 208.701972][ T2978] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 208.714734][ T55] bridge0: port 2(bridge_slave_1) entered blocking state
[ 208.721857][ T55] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 208.777140][ T6217] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 208.809368][ T6217] veth0_vlan: entered promiscuous mode
[ 208.820028][ T6217] veth1_vlan: entered promiscuous mode
[ 208.847601][ T6217] veth0_macvtap: entered promiscuous mode
[ 208.855964][ T6217] veth1_macvtap: entered promiscuous mode
[ 208.871345][ T6217] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 208.884959][ T6217] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 208.897630][ T13] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 208.906574][ T13] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 208.916818][ T13] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 208.925992][ T2978] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 209.713302][ T5131] Bluetooth: hci2: command tx timeout
[ 211.633110][ T5131] Bluetooth: hci0: command 0x0406 tx timeout
[ 211.793088][ T5816] Bluetooth: hci2: command tx timeout
[ 212.754198][ T11] block nbd0: Possible stuck request ffff8880262fbc00: control (read@0,4096B). Runtime 120 seconds
[ 213.873274][ T5816] Bluetooth: hci2: command tx timeout
[ 215.953175][ T5816] Bluetooth: hci2: command tx timeout
[ 242.833415][ T25] block nbd0: Possible stuck request ffff8880262fbc00: control (read@0,4096B). Runtime 150 seconds
[ 250.523129][ T31] INFO: task syz-executor.0:6100 blocked for more than 143 seconds.
[ 250.531132][ T31] Not tainted syzkaller #0
[ 250.536109][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 250.544905][ T31] task:syz-executor.0 state:D stack:27768 pid:6100 tgid:6099 ppid:5994 task_flags:0x400140 flags:0x00080802
[ 250.556922][ T31] Call Trace:
[ 250.560209][ T31]
[ 250.563196][ T31] ? __schedule+0xf67/0x5fa0
[ 250.567825][ T31] __schedule+0xfe6/0x5fa0
[ 250.572261][ T31] ? __lock_acquire+0x4a5/0x2630
[ 250.577267][ T31] ? stack_trace_save+0x8e/0xc0
[ 250.582168][ T31] ? __pfx___schedule+0x10/0x10
[ 250.587058][ T31] ? find_held_lock+0x2b/0x80
[ 250.591752][ T31] ? schedule+0x2bf/0x390
[ 250.596197][ T31] schedule+0xdd/0x390
[ 250.600274][ T31] schedule_preempt_disabled+0x13/0x30
[ 250.605774][ T31] __mutex_lock+0xc9a/0x1b90
[ 250.610380][ T31] ? __lock_acquire+0x4a5/0x2630
[ 250.615379][ T31] ? bdev_release+0x15a/0x6d0
[ 250.620070][ T31] ? __pfx___mutex_lock+0x10/0x10
[ 250.625131][ T31] ? find_held_lock+0x2b/0x80
[ 250.629818][ T31] ? do_raw_spin_unlock+0x145/0x1e0
[ 250.635059][ T31] ? bdev_release+0x15a/0x6d0
[ 250.639742][ T31] bdev_release+0x15a/0x6d0
[ 250.644283][ T31] ? __pfx_blkdev_release+0x10/0x10
[ 250.649514][ T31] blkdev_release+0x15/0x20
[ 250.654057][ T31] __fput+0x3ff/0xb40
[ 250.658057][ T31] task_work_run+0x150/0x240
[ 250.662641][ T31] ? __pfx_task_work_run+0x10/0x10
[ 250.667817][ T31] ? selinux_file_ioctl+0x139/0x290
[ 250.673124][ T31] ? selinux_file_ioctl+0xb4/0x290
[ 250.678251][ T31] exit_to_user_mode_loop+0x100/0x4b0
[ 250.683675][ T31] ? rcu_is_watching+0x12/0xc0
[ 250.688470][ T31] do_syscall_64+0x4fe/0xf80
[ 250.693129][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 250.699044][ T31] RIP: 0033:0x7f0db4669be9
[ 250.703549][ T31] RSP: 002b:00007f0db57c10b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 250.711986][ T31] RAX: 0000000000000000 RBX: 00007f0db478bf80 RCX: 00007f0db4669be9
[ 250.720010][ T31] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000003
[ 250.728010][ T31] RBP: 00007f0db46df1f6 R08: 0000000000000000 R09: 0000000000000000
[ 250.736010][ T31] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 250.744022][ T31] R13: 000000000000000b R14: 00007f0db478bf80 R15: 00007ffd0aa15938
[ 250.751994][ T31]
[ 250.755295][ T31]
[ 250.755295][ T31] Showing all locks held in the system:
[ 250.763116][ T31] 1 lock held by khungtaskd/31:
[ 250.767971][ T31] #0: ffffffff8e5e32e0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x3d/0x184
[ 250.777908][ T31] 2 locks held by getty/5568:
[ 250.782581][ T31] #0: ffff88814db770a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80
[ 250.792375][ T31] #1: ffffc9000332b2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x419/0x1500
[ 250.802531][ T31] 1 lock held by udevd/5978:
[ 250.807147][ T31] #0: ffff88802623d358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0x41a/0xe40
[ 250.816526][ T31] 1 lock held by syz-executor.0/6100:
[ 250.821884][ T31] #0: ffff88802623d358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_release+0x15a/0x6d0
[ 250.831574][ T31] 1 lock held by syz-executor.0/6208:
[ 250.837107][ T31] #0: ffff88802623d358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0x41a/0xe40
[ 250.846534][ T31] 1 lock held by syz-executor.0/6232:
[ 250.851913][ T31] #0: ffff88802623d358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0x41a/0xe40
[ 250.861315][ T31]
[ 250.863653][ T31] =============================================
[ 250.863653][ T31]
[ 250.872058][ T31] NMI backtrace for cpu 0
[ 250.872079][ T31] CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full)
[ 250.872093][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 250.872100][ T31] Call Trace:
[ 250.872106][ T31]
[ 250.872112][ T31] dump_stack_lvl+0x100/0x190
[ 250.872132][ T31] nmi_cpu_backtrace.cold+0x12d/0x151
[ 250.872149][ T31] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 250.872163][ T31] nmi_trigger_cpumask_backtrace+0x1d7/0x230
[ 250.872183][ T31] sys_info+0x141/0x190
[ 250.872197][ T31] watchdog+0xcc3/0xfe0
[ 250.872219][ T31] ? __pfx_watchdog+0x10/0x10
[ 250.872236][ T31] ? __kthread_parkme+0x18c/0x230
[ 250.872254][ T31] ? __pfx_watchdog+0x10/0x10
[ 250.872271][ T31] ? __pfx_watchdog+0x10/0x10
[ 250.872287][ T31] kthread+0x3b3/0x730
[ 250.872300][ T31] ? __pfx_kthread+0x10/0x10
[ 250.872311][ T31] ? ret_from_fork+0x79/0xaf0
[ 250.872324][ T31] ? ret_from_fork+0x79/0xaf0
[ 250.872337][ T31] ? rcu_is_watching+0x12/0xc0
[ 250.872352][ T31] ? __pfx_kthread+0x10/0x10
[ 250.872364][ T31] ret_from_fork+0x754/0xaf0
[ 250.872378][ T31] ? __pfx_ret_from_fork+0x10/0x10
[ 250.872392][ T31] ? __switch_to+0x7b9/0x10c0
[ 250.872408][ T31] ? __pfx_kthread+0x10/0x10
[ 250.872421][ T31] ret_from_fork_asm+0x1a/0x30
[ 250.872439][ T31]
[ 250.872443][ T31] Sending NMI from CPU 0 to CPUs 1:
[ 251.011360][ C1] NMI backtrace for cpu 1
[ 251.011377][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 PREEMPT(full)
[ 251.011400][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 251.011411][ C1] RIP: 0010:pv_native_safe_halt+0xf/0x20
[ 251.011437][ C1] Code: 56 78 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 03 9e 14 00 fb f4 7c 33 03 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
[ 251.011454][ C1] RSP: 0018:ffffc90000197df0 EFLAGS: 00000242
[ 251.011469][ C1] RAX: 00000000000d272f RBX: ffff88801e2ba4c0 RCX: ffffffff8b76e4b5
[ 251.011482][ C1] RDX: 0000000000000000 RSI: ffffffff8dc46051 RDI: ffffffff8bfa38a0
[ 251.011494][ C1] RBP: 0000000000000001 R08: 0000000000000001 R09: ffffed10170a673d
[ 251.011505][ C1] R10: ffff8880b85339eb R11: 0000000000000000 R12: ffffed1003c57498
[ 251.011517][ C1] R13: 0000000000000001 R14: ffffffff90b74ed0 R15: 0000000000000000
[ 251.011529][ C1] FS: 0000000000000000(0000) GS:ffff8881246d9000(0000) knlGS:0000000000000000
[ 251.011547][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 251.011559][ C1] CR2: 000055807cf09168 CR3: 000000000e392000 CR4: 00000000003526f0
[ 251.011571][ C1] Call Trace:
[ 251.011578][ C1]
[ 251.011585][ C1] default_idle+0x9/0x10
[ 251.011607][ C1] default_idle_call+0x6c/0xb0
[ 251.011630][ C1] do_idle+0x35b/0x4b0
[ 251.011657][ C1] ? __pfx_do_idle+0x10/0x10
[ 251.011685][ C1] cpu_startup_entry+0x4f/0x60
[ 251.011710][ C1] start_secondary+0x21d/0x2d0
[ 251.011729][ C1] ? __pfx_start_secondary+0x10/0x10
[ 251.011751][ C1] common_startup_64+0x13e/0x148
[ 251.011783][ C1]
[ 251.177499][ T31] Kernel panic - not syncing: hung_task: blocked tasks
[ 251.184352][ T31] CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full)
[ 251.193453][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 251.203496][ T31] Call Trace:
[ 251.206762][ T31]
[ 251.209676][ T31] dump_stack_lvl+0x100/0x190
[ 251.214344][ T31] vpanic+0x20d/0x630
[ 251.218319][ T31] panic+0xd1/0xd1
[ 251.222024][ T31] ? __pfx_panic+0x10/0x10
[ 251.226429][ T31] ? nmi_trigger_cpumask_backtrace+0x1b5/0x230
[ 251.232575][ T31] ? nmi_trigger_cpumask_backtrace+0x1f6/0x230
[ 251.238718][ T31] ? nmi_trigger_cpumask_backtrace+0x200/0x230
[ 251.244857][ T31] ? watchdog.cold+0x198/0x1ca
[ 251.249606][ T31] ? watchdog+0xcd3/0xfe0
[ 251.253939][ T31] watchdog.cold+0x1a9/0x1ca
[ 251.258521][ T31] ? __pfx_watchdog+0x10/0x10
[ 251.263190][ T31] ? __kthread_parkme+0x18c/0x230
[ 251.268205][ T31] ? __pfx_watchdog+0x10/0x10
[ 251.272870][ T31] ? __pfx_watchdog+0x10/0x10
[ 251.277533][ T31] kthread+0x3b3/0x730
[ 251.281604][ T31] ? __pfx_kthread+0x10/0x10
[ 251.286184][ T31] ? ret_from_fork+0x79/0xaf0
[ 251.290851][ T31] ? ret_from_fork+0x79/0xaf0
[ 251.295511][ T31] ? rcu_is_watching+0x12/0xc0
[ 251.300264][ T31] ? __pfx_kthread+0x10/0x10
[ 251.304839][ T31] ret_from_fork+0x754/0xaf0
[ 251.309416][ T31] ? __pfx_ret_from_fork+0x10/0x10
[ 251.314516][ T31] ? __switch_to+0x7b9/0x10c0
[ 251.319182][ T31] ? __pfx_kthread+0x10/0x10
[ 251.323758][ T31] ret_from_fork_asm+0x1a/0x30
[ 251.328777][ T31]
[ 251.332179][ T31] Kernel Offset: disabled
[ 251.336500][ T31] Rebooting in 86400 seconds..