no interfaces have a carrier
[ 49.600758][ T3934] 8021q: adding VLAN 0 to HW filter on device bond0
[ 49.634127][ T3934] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting crond: OK
Starting sshd: OK
syzkaller
syzkaller login: [ 68.863614][ T4210] scp (4210) used greatest stack depth: 20784 bytes left
Warning: Permanently added '10.128.1.193' (ED25519) to the list of known hosts.
2026/05/14 13:32:26 parsed 1 programs
[ 81.455274][ T4283] cgroup: Unknown subsys name 'net'
[ 81.597569][ T4283] cgroup: Unknown subsys name 'rlimit'
Setting up swapspace version 1, size = 127995904 bytes
[ 83.201940][ T4283] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS
[ 84.803218][ T4304] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 84.811756][ T4304] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 84.819914][ T4304] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 84.828605][ T4304] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 84.837781][ T4304] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 84.848994][ T4304] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 85.629536][ T4318] chnl_net:caif_netlink_parms(): no params data found
[ 85.677726][ T4318] bridge0: port 1(bridge_slave_0) entered blocking state
[ 85.687009][ T4318] bridge0: port 1(bridge_slave_0) entered disabled state
[ 85.696873][ T4318] device bridge_slave_0 entered promiscuous mode
[ 85.713746][ T4318] bridge0: port 2(bridge_slave_1) entered blocking state
[ 85.721218][ T4318] bridge0: port 2(bridge_slave_1) entered disabled state
[ 85.729602][ T4318] device bridge_slave_1 entered promiscuous mode
[ 85.751457][ T4318] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 85.768283][ T4318] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 85.790689][ T4318] team0: Port device team_slave_0 added
[ 85.799147][ T4318] team0: Port device team_slave_1 added
[ 85.817224][ T4318] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 85.825078][ T4318] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[ 85.852302][ T4318] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 85.870511][ T4318] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 85.878040][ T4318] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[ 85.906056][ T4318] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 85.939317][ T4318] device hsr_slave_0 entered promiscuous mode
[ 85.949193][ T4318] device hsr_slave_1 entered promiscuous mode
[ 86.062732][ T4318] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 86.073628][ T4318] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 86.083554][ T4318] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 86.093861][ T4318] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 86.121113][ T4318] bridge0: port 2(bridge_slave_1) entered blocking state
[ 86.128588][ T4318] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 86.137450][ T4318] bridge0: port 1(bridge_slave_0) entered blocking state
[ 86.145061][ T4318] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 86.201379][ T4318] 8021q: adding VLAN 0 to HW filter on device bond0
[ 86.220382][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 86.235335][ T46] bridge0: port 1(bridge_slave_0) entered disabled state
[ 86.246179][ T46] bridge0: port 2(bridge_slave_1) entered disabled state
[ 86.260508][ T4318] 8021q: adding VLAN 0 to HW filter on device team0
[ 86.284874][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 86.294421][ T11] bridge0: port 1(bridge_slave_0) entered blocking state
[ 86.301982][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 86.310788][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 86.322334][ T11] bridge0: port 2(bridge_slave_1) entered blocking state
[ 86.329768][ T11] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 86.356293][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 86.365949][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 86.380842][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 86.395252][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 86.418109][ T4318] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[ 86.433395][ T4318] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 86.444836][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 86.621289][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 86.630274][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 86.647776][ T4318] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 86.668268][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 86.677071][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 86.708432][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 86.717642][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 86.726510][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 86.734619][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 86.747063][ T4318] device veth0_vlan entered promiscuous mode
[ 86.758609][ T4318] device veth1_vlan entered promiscuous mode
[ 86.780253][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 86.789427][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 86.798342][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 86.807822][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 86.820609][ T4318] device veth0_macvtap entered promiscuous mode
[ 86.831526][ T4318] device veth1_macvtap entered promiscuous mode
[ 86.843991][ T14] cfg80211: failed to load regulatory.db
[ 86.927571][ T4318] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 86.936895][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 86.947999][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 86.957983][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 86.967715][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 86.982759][ T4318] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 86.997716][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 87.007602][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 87.022583][ T4318] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 87.031478][ T4318] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 87.042794][ T4318] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 87.052582][ T4318] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 87.385179][ T57] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 89.039517][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 89.051547][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 89.062005][ T4333] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 89.085423][ T4333] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 89.094048][ T4333] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 89.104505][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 89.658874][ T57] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
2026/05/14 13:32:36 executed programs: 0
[ 89.779553][ T48] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 89.788109][ T48] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 89.796363][ T48] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 89.806129][ T48] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 89.819875][ T48] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 89.827538][ T48] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 89.942728][ T4375] chnl_net:caif_netlink_parms(): no params data found
[ 89.988728][ T4375] bridge0: port 1(bridge_slave_0) entered blocking state
[ 89.996165][ T4375] bridge0: port 1(bridge_slave_0) entered disabled state
[ 90.004176][ T4375] device bridge_slave_0 entered promiscuous mode
[ 90.013611][ T4375] bridge0: port 2(bridge_slave_1) entered blocking state
[ 90.020866][ T4375] bridge0: port 2(bridge_slave_1) entered disabled state
[ 90.029104][ T4375] device bridge_slave_1 entered promiscuous mode
[ 90.053279][ T4375] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 90.064528][ T4375] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 90.087512][ T4375] team0: Port device team_slave_0 added
[ 90.095242][ T4375] team0: Port device team_slave_1 added
[ 90.113463][ T4375] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 90.120462][ T4375] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[ 90.147055][ T4375] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 90.162029][ T4375] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 90.169094][ T4375] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[ 90.195409][ T4375] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 90.226354][ T4375] device hsr_slave_0 entered promiscuous mode
[ 90.233332][ T4375] device hsr_slave_1 entered promiscuous mode
[ 90.240094][ T4375] debugfs: Directory 'hsr0' with parent 'hsr' already present!
[ 90.248406][ T4375] Cannot create hsr debugfs directory
[ 91.883243][ T4306] Bluetooth: hci0: command 0x0409 tx timeout
[ 92.285536][ T57] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 92.355137][ T57] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 93.239041][ T4375] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 93.261137][ T4375] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 93.285748][ T57] device hsr_slave_0 left promiscuous mode
[ 93.294191][ T57] device hsr_slave_1 left promiscuous mode
[ 93.301122][ T57] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 93.310605][ T57] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 93.323692][ T57] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 93.331464][ T57] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 93.343437][ T57] device bridge_slave_1 left promiscuous mode
[ 93.351278][ T57] bridge0: port 2(bridge_slave_1) entered disabled state
[ 93.365772][ T57] device bridge_slave_0 left promiscuous mode
[ 93.376506][ T57] bridge0: port 1(bridge_slave_0) entered disabled state
[ 93.408513][ T57] device veth1_macvtap left promiscuous mode
[ 93.417334][ T57] device veth0_macvtap left promiscuous mode
[ 93.425491][ T57] device veth1_vlan left promiscuous mode
[ 93.434209][ T57] device veth0_vlan left promiscuous mode
[ 93.870812][ T57] team0 (unregistering): Port device team_slave_1 removed
[ 93.902654][ T57] team0 (unregistering): Port device team_slave_0 removed
[ 93.935415][ T57] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 93.965109][ T48] Bluetooth: hci0: command 0x041b tx timeout
[ 93.978508][ T57] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 94.205835][ T57] bond0 (unregistering): Released all slaves
[ 94.271359][ T4375] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 94.283674][ T4375] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 94.367276][ T4375] 8021q: adding VLAN 0 to HW filter on device bond0
[ 94.380606][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 94.392173][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 94.420250][ T4375] 8021q: adding VLAN 0 to HW filter on device team0
[ 94.433956][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 94.444148][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 94.453637][ T4365] bridge0: port 1(bridge_slave_0) entered blocking state
[ 94.461038][ T4365] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 94.469818][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 94.488810][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 94.503846][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 94.516927][ T4365] bridge0: port 2(bridge_slave_1) entered blocking state
[ 94.524325][ T4365] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 94.542625][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 94.553992][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 94.564330][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 94.574342][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 94.590465][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 94.599466][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 94.608824][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 94.619657][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 94.629704][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 94.655183][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 94.664396][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 94.676183][ T4375] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 94.949770][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 94.960427][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 94.989826][ T4375] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 95.030413][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 95.040112][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 95.070901][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 95.083541][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 95.093835][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 95.152277][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 95.174558][ T4375] device veth0_vlan entered promiscuous mode
[ 95.196644][ T4375] device veth1_vlan entered promiscuous mode
[ 95.233078][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 95.244629][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 95.257575][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 95.268701][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 95.288277][ T4375] device veth0_macvtap entered promiscuous mode
[ 95.315812][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 95.337970][ T4375] device veth1_macvtap entered promiscuous mode
[ 95.376411][ T4375] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 95.392171][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 95.405633][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 95.423932][ T4375] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 95.447527][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 95.459387][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 95.473059][ T4375] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 95.483219][ T4375] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 95.492628][ T4375] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 95.502562][ T4375] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 95.558287][ T46] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 95.572184][ T46] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 95.580529][ T4426] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 95.605128][ T4426] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 95.615290][ T4426] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 95.624270][ T4365] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 95.676494][ T4427] loop0: detected capacity change from 0 to 64
[ 95.764057][ T4427] loop0: detected capacity change from 64 to 0
[ 95.776473][ T46] loop: Write error at byte offset 9223372036854783995, length 512.
[ 95.777369][ T9] loop: Write error at byte offset 9223372036854807547, length 512.
[ 95.792281][ T46] loop: Write error at byte offset 9223372036854783995, length 512.
[ 95.794284][ C1] I/O error, dev loop0, sector 62 op 0x1:(WRITE) flags 0x800 phys_seg 1 prio class 2
[ 95.811612][ C1] Buffer I/O error on dev loop0, logical block 62, lost sync page write
[ 95.821905][ T46] loop: Write error at byte offset 9223372036854783995, length 512.
[ 95.822172][ C1] I/O error, dev loop0, sector 8 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 95.839240][ T46] loop: Write error at byte offset 9223372036854783995, length 512.
[ 95.841613][ T4427] hfs: unable to read volume bitmap
[ 95.853676][ C0] I/O error, dev loop0, sector 16 op 0x1:(WRITE) flags 0x0 phys_seg 4 prio class 2
[ 95.853725][ C0] Buffer I/O error on dev loop0, logical block 16, lost async page write
[ 95.872335][ C0] Buffer I/O error on dev loop0, logical block 17, lost async page write
[ 95.881492][ C0] Buffer I/O error on dev loop0, logical block 18, lost async page write
[ 95.891134][ C0] Buffer I/O error on dev loop0, logical block 19, lost async page write
[ 95.904814][ T46] loop: Write error at byte offset 9223372036854779899, length 512.
[ 95.914114][ T46] loop: Write error at byte offset 9223372036854779899, length 512.
[ 95.924261][ T46] loop: Write error at byte offset 9223372036854779899, length 512.
[ 95.933392][ T46] loop: Write error at byte offset 9223372036854779899, length 512.
[ 95.943079][ C0] I/O error, dev loop0, sector 8 op 0x1:(WRITE) flags 0x0 phys_seg 4 prio class 2
[ 95.954074][ C0] Buffer I/O error on dev loop0, logical block 8, lost async page write
[ 95.963646][ C0] Buffer I/O error on dev loop0, logical block 9, lost async page write
[ 95.974105][ C0] Buffer I/O error on dev loop0, logical block 10, lost async page write
[ 95.984106][ C0] Buffer I/O error on dev loop0, logical block 11, lost async page write
[ 95.995757][ T9] loop: Write error at byte offset 9223372036854783995, length 512.
[ 96.007036][ C1] I/O error, dev loop0, sector 16 op 0x1:(WRITE) flags 0x800 phys_seg 4 prio class 2
[ 96.012025][ C0] I/O error, dev loop0, sector 8 op 0x1:(WRITE) flags 0x800 phys_seg 4 prio class 2
[ 96.017349][ C1] Buffer I/O error on dev loop0, logical block 16, lost async page write
[ 96.042308][ T48] Bluetooth: hci0: command 0x040f tx timeout
[ 96.044068][ T4375] hfs: walked past end of dir
[ 96.086529][ C1] I/O error, dev loop0, sector 4 op 0x1:(WRITE) flags 0x0 phys_seg 4 prio class 2
[ 96.096949][ C1] I/O error, dev loop0, sector 16 op 0x1:(WRITE) flags 0x0 phys_seg 4 prio class 2
[ 96.106662][ C1] I/O error, dev loop0, sector 8 op 0x1:(WRITE) flags 0x0 phys_seg 4 prio class 2
[ 96.132655][ T4375] ------------[ cut here ]------------
[ 96.139342][ T4375] WARNING: CPU: 1 PID: 4375 at fs/buffer.c:1081 mark_buffer_dirty+0x383/0x7a0
[ 96.149549][ T4375] Modules linked in:
[ 96.154344][ T4375] CPU: 1 PID: 4375 Comm: syz-executor Not tainted syzkaller #0
[ 96.164004][ T4375] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 96.175228][ T4375] RIP: 0010:mark_buffer_dirty+0x383/0x7a0
[ 96.181869][ T4375] Code: 83 71 e2 ff 49 8b 3f be 04 00 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d e9 fc a9 fc ff e8 27 65 91 ff e9 43 ff ff ff e8 1d 65 91 ff <0f> 0b e9 ba fc ff ff e8 11 65 91 ff 0f 0b e9 00 fd ff ff e8 05 65
[ 96.203252][ T4375] RSP: 0018:ffffc90002f87c10 EFLAGS: 00010293
[ 96.209543][ T4375] RAX: ffffffff81f11033 RBX: ffff88805c8b2e80 RCX: ffff888077248000
[ 96.218235][ T4375] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002
[ 96.226565][ T4375] RBP: 1ffff1100f12bc01 R08: ffff88805c8b2e87 R09: 1ffff1100b9165d0
[ 96.235435][ T4375] R10: dffffc0000000000 R11: ffffed100b9165d1 R12: dffffc0000000000
[ 96.244235][ T4375] R13: ffff88807895e678 R14: ffff8880599fbc0b R15: ffff888059a84492
[ 96.253634][ T4375] FS: 0000555590207500(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
[ 96.263302][ T4375] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 96.270600][ T4375] CR2: 0000555590232ab8 CR3: 000000002a49b000 CR4: 00000000003506e0
[ 96.280223][ T4375] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 96.289309][ T4375] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 96.297507][ T4375] Call Trace:
[ 96.301101][ T4375]
[ 96.304354][ T4375] hfs_mdb_commit+0x7cb/0x1100
[ 96.309437][ T4375] ? get_nr_dirty_inodes+0x290/0x2c0
[ 96.315254][ T4375] hfs_sync_fs+0x11/0x20
[ 96.319663][ T4375] sync_filesystem+0xe6/0x220
[ 96.324648][ T4375] generic_shutdown_super+0x6b/0x340
[ 96.330183][ T4375] kill_block_super+0x7c/0xe0
[ 96.336011][ T4375] deactivate_locked_super+0x93/0xf0
[ 96.341925][ T4375] cleanup_mnt+0x42c/0x4b0
[ 96.346771][ T4375] ? lockdep_hardirqs_on+0x94/0x140
[ 96.352301][ T4375] task_work_run+0x1d0/0x260
[ 96.357305][ T4375] ? task_work_cancel+0x220/0x220
[ 96.363207][ T4375] ? exit_to_user_mode_loop+0x3b/0x110
[ 96.372259][ T4375] exit_to_user_mode_loop+0xe6/0x110
[ 96.378577][ T4375] exit_to_user_mode_prepare+0xee/0x180
[ 96.385826][ T4375] syscall_exit_to_user_mode+0x16/0x40
[ 96.392279][ T4375] do_syscall_64+0x58/0xa0
[ 96.397059][ T4375] ? clear_bhb_loop+0x60/0xb0
[ 96.404193][ T4375] ? clear_bhb_loop+0x60/0xb0
[ 96.410231][ T4375] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 96.417871][ T4375] RIP: 0033:0x7f6766f9e097
[ 96.423767][ T4375] Code: a2 c7 05 5c 06 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8
[ 96.450233][ T4375] RSP: 002b:00007fff2e0c51e8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[ 96.459695][ T4375] RAX: 0000000000000000 RBX: 0000000000000064 RCX: 00007f6766f9e097
[ 96.468308][ T4375] RDX: 0000000000000200 RSI: 0000000000000009 RDI: 00007fff2e0c6390
[ 96.477502][ T4375] RBP: 00007f67670321ca R08: 0000000000020590 R09: 0000000000000001
[ 96.486506][ T4375] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff2e0c6390
[ 96.495130][ T4375] R13: 00007f67670321ca R14: 00005555902074e8 R15: 00007fff2e0c7460
[ 96.503529][ T4375]
[ 96.506587][ T4375] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 96.514517][ T4375] CPU: 1 PID: 4375 Comm: syz-executor Not tainted syzkaller #0
[ 96.522651][ T4375] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 96.533861][ T4375] Call Trace:
[ 96.538489][ T4375]
[ 96.542431][ T4375] dump_stack_lvl+0x188/0x24e
[ 96.547982][ T4375] ? memcpy+0x3c/0x60
[ 96.552765][ T4375] ? show_regs_print_info+0x12/0x12
[ 96.559236][ T4375] ? load_image+0x400/0x400
[ 96.564698][ T4375] panic+0x2e5/0x730
[ 96.569003][ T4375] ? bpf_jit_dump+0xd0/0xd0
[ 96.573782][ T4375] __warn+0x2f8/0x4f0
[ 96.578187][ T4375] ? mark_buffer_dirty+0x383/0x7a0
[ 96.583974][ T4375] ? mark_buffer_dirty+0x383/0x7a0
[ 96.590309][ T4375] report_bug+0x2ba/0x4f0
[ 96.595419][ T4375] ? mark_buffer_dirty+0x383/0x7a0
[ 96.601727][ T4375] handle_bug+0x3a/0x70
[ 96.607086][ T4375] exc_invalid_op+0x16/0x40
[ 96.613029][ T4375] asm_exc_invalid_op+0x16/0x20
[ 96.619143][ T4375] RIP: 0010:mark_buffer_dirty+0x383/0x7a0
[ 96.626121][ T4375] Code: 83 71 e2 ff 49 8b 3f be 04 00 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d e9 fc a9 fc ff e8 27 65 91 ff e9 43 ff ff ff e8 1d