Warning: Permanently added '10.128.1.59' (ED25519) to the list of known hosts.
2026/08/21 08:54:00 parsed 1 programs
2026/08/21 08:54:00 serving rpc on tcp://37699
[ 64.813777][ T4200] cgroup: Unknown subsys name 'net'
[ 64.923071][ T4200] cgroup: Unknown subsys name 'rlimit'
Setting up swapspace version 1, size = 127995904 bytes
[ 66.420196][ T4200] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS
[ 68.308038][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 68.316383][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 68.327205][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 68.344126][ T144] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 68.353332][ T144] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 68.361914][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 69.006789][ T4240] chnl_net:caif_netlink_parms(): no params data found
[ 69.072217][ T4240] bridge0: port 1(bridge_slave_0) entered blocking state
[ 69.080012][ T4240] bridge0: port 1(bridge_slave_0) entered disabled state
[ 69.088693][ T4240] device bridge_slave_0 entered promiscuous mode
[ 69.099188][ T4240] bridge0: port 2(bridge_slave_1) entered blocking state
[ 69.106614][ T4240] bridge0: port 2(bridge_slave_1) entered disabled state
[ 69.114976][ T4240] device bridge_slave_1 entered promiscuous mode
[ 69.140620][ T4240] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 69.152137][ T4240] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 69.180823][ T4240] team0: Port device team_slave_0 added
[ 69.189154][ T4240] team0: Port device team_slave_1 added
[ 69.211811][ T4240] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 69.219057][ T4240] 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.
[ 69.245280][ T4240] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 69.258957][ T4240] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 69.266244][ T4240] 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.
[ 69.292408][ T4240] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 69.336208][ T4240] device hsr_slave_0 entered promiscuous mode
[ 69.343128][ T4240] device hsr_slave_1 entered promiscuous mode
[ 69.481748][ T4240] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 69.496166][ T4240] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 69.507253][ T4240] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 69.520018][ T4240] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 69.611422][ T4240] 8021q: adding VLAN 0 to HW filter on device bond0
[ 69.629619][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 69.640557][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 69.653664][ T4240] 8021q: adding VLAN 0 to HW filter on device team0
[ 69.666759][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 69.676213][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 69.686246][ T144] bridge0: port 1(bridge_slave_0) entered blocking state
[ 69.693499][ T144] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 69.716885][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 69.725325][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 69.733950][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 69.742927][ T144] bridge0: port 2(bridge_slave_1) entered blocking state
[ 69.749994][ T144] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 69.758836][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 69.769509][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 69.796692][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 69.806292][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 69.815166][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 69.824376][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 69.835277][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 69.843784][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 69.854215][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 69.862757][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 69.875518][ T4240] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 70.008938][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 70.017019][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 70.028926][ T4240] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 70.047233][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 70.070195][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 70.081818][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 70.090176][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 70.103950][ T4240] device veth0_vlan entered promiscuous mode
[ 70.123102][ T4240] device veth1_vlan entered promiscuous mode
[ 70.149592][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 70.157841][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 70.170915][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 70.183867][ T4240] device veth0_macvtap entered promiscuous mode
[ 70.198907][ T4240] device veth1_macvtap entered promiscuous mode
[ 70.237159][ T4240] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 70.251093][ T145] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 70.261260][ T145] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 70.270086][ T145] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 70.281986][ T4240] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 70.289666][ T145] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 70.298753][ T145] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 70.310472][ T4240] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 70.319611][ T4240] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 70.329734][ T4240] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 70.338704][ T4240] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 71.299728][ T1433] ieee802154 phy0 wpan0: encryption failed: -22
[ 71.306620][ T1433] ieee802154 phy1 wpan1: encryption failed: -22
2026/08/21 08:54:09 executed programs: 0
[ 72.222523][ T4297] chnl_net:caif_netlink_parms(): no params data found
[ 72.297150][ T4297] bridge0: port 1(bridge_slave_0) entered blocking state
[ 72.304323][ T4297] bridge0: port 1(bridge_slave_0) entered disabled state
[ 72.315735][ T4297] device bridge_slave_0 entered promiscuous mode
[ 72.324325][ T4297] bridge0: port 2(bridge_slave_1) entered blocking state
[ 72.334551][ T4297] bridge0: port 2(bridge_slave_1) entered disabled state
[ 72.342794][ T4297] device bridge_slave_1 entered promiscuous mode
[ 72.372848][ T4297] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 72.386659][ T4297] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 72.414097][ T4297] team0: Port device team_slave_0 added
[ 72.424757][ T4297] team0: Port device team_slave_1 added
[ 72.446705][ T4297] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 72.453690][ T4297] 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.
[ 72.479846][ T4297] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 72.492553][ T4297] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 72.500645][ T4297] 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.
[ 72.530153][ T4297] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 72.569022][ T4297] device hsr_slave_0 entered promiscuous mode
[ 72.576735][ T4297] device hsr_slave_1 entered promiscuous mode
[ 72.583533][ T4297] debugfs: Directory 'hsr0' with parent 'hsr' already present!
[ 72.591498][ T4297] Cannot create hsr debugfs directory
[ 72.682717][ T4297] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 74.095688][ T4259] Bluetooth: hci0: command 0x0409 tx timeout
[ 75.262576][ T4297] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 75.340084][ T4297] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 75.411353][ T4297] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 75.657822][ T4297] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 75.668579][ T4297] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 75.677973][ T4297] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 75.701900][ T4297] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 75.769861][ T4297] 8021q: adding VLAN 0 to HW filter on device bond0
[ 75.782918][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 75.791443][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 75.801535][ T4297] 8021q: adding VLAN 0 to HW filter on device team0
[ 75.818505][ T1211] device hsr_slave_0 left promiscuous mode
[ 75.825288][ T1211] device hsr_slave_1 left promiscuous mode
[ 75.831946][ T1211] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 75.840208][ T1211] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 75.849420][ T1211] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 75.858479][ T1211] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 75.866196][ T1211] device bridge_slave_1 left promiscuous mode
[ 75.872993][ T1211] bridge0: port 2(bridge_slave_1) entered disabled state
[ 75.887575][ T1211] device bridge_slave_0 left promiscuous mode
[ 75.893750][ T1211] bridge0: port 1(bridge_slave_0) entered disabled state
[ 75.910865][ T1211] device veth1_macvtap left promiscuous mode
[ 75.917650][ T1211] device veth0_macvtap left promiscuous mode
[ 75.923687][ T1211] device veth1_vlan left promiscuous mode
[ 75.930181][ T1211] device veth0_vlan left promiscuous mode
[ 76.080649][ T1211] team0 (unregistering): Port device team_slave_1 removed
[ 76.094361][ T1211] team0 (unregistering): Port device team_slave_0 removed
[ 76.109704][ T1211] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 76.122895][ T1211] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 76.173111][ T1211] bond0 (unregistering): Released all slaves
[ 76.175135][ T4310] Bluetooth: hci0: command 0x041b tx timeout
[ 76.219742][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 76.228415][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 76.236835][ T9] bridge0: port 1(bridge_slave_0) entered blocking state
[ 76.243871][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 76.251628][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 76.261961][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 76.270873][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 76.279612][ T9] bridge0: port 2(bridge_slave_1) entered blocking state
[ 76.286734][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 76.298204][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 76.314876][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 76.324319][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 76.333893][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 76.343116][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 76.360626][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 76.375513][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 76.386341][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 76.395111][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 76.406423][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 76.415142][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 76.426258][ T4297] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 76.522639][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 76.532836][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 76.547156][ T4297] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 76.562744][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 76.571883][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 76.596613][ T4297] device veth0_vlan entered promiscuous mode
[ 76.603087][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 76.611619][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 76.620376][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 76.629371][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 76.640974][ T4297] device veth1_vlan entered promiscuous mode
[ 76.664378][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 76.673412][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 76.682504][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 76.691546][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 76.701180][ T4297] device veth0_macvtap entered promiscuous mode
[ 76.711947][ T4297] device veth1_macvtap entered promiscuous mode
[ 76.732208][ T4297] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 76.740212][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 76.749973][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 76.758691][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 76.767548][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 76.780645][ T4297] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 76.788799][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 76.798241][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 76.810346][ T4297] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 76.820069][ T4297] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 76.829386][ T4297] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 76.838582][ T4297] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 76.911063][ T155] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 76.921167][ T155] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 76.941005][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 76.953964][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 76.962270][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 76.970749][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 77.073245][ T4321] svc: failed to register nfsdv3 RPC service (errno 111).
[ 77.081803][ T4321] svc: failed to register nfsaclv3 RPC service (errno 111).
[ 77.166455][ T4297] ==================================================================
[ 77.174727][ T4297] BUG: KASAN: use-after-free in nfsd_shutdown_threads+0x89/0x1a0
[ 77.182737][ T4297] Write of size 4 at addr ffff88801eabfc50 by task syz-executor/4297
[ 77.190826][ T4297]
[ 77.193163][ T4297] CPU: 0 PID: 4297 Comm: syz-executor Not tainted syzkaller #0
[ 77.200984][ T4297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 77.211065][ T4297] Call Trace:
[ 77.214386][ T4297]
[ 77.217350][ T4297] dump_stack_lvl+0x188/0x250
[ 77.222077][ T4297] ? show_regs_print_info+0x20/0x20
[ 77.227301][ T4297] ? load_image+0x410/0x410
[ 77.231836][ T4297] ? _raw_spin_lock_irqsave+0xbc/0x100
[ 77.237330][ T4297] ? rcu_lock_release+0x5/0x20
[ 77.242125][ T4297] print_address_description+0x60/0x2d0
[ 77.247695][ T4297] ? nfsd_shutdown_threads+0x89/0x1a0
[ 77.253089][ T4297] kasan_report+0xdf/0x130
[ 77.257531][ T4297] ? nfsd_shutdown_threads+0x89/0x1a0
[ 77.262924][ T4297] kasan_check_range+0x235/0x290
[ 77.267887][ T4297] nfsd_shutdown_threads+0x89/0x1a0
[ 77.273108][ T4297] nfsd_umount+0x3e/0xc0
[ 77.277503][ T4297] deactivate_locked_super+0x93/0xf0
[ 77.282828][ T4297] cleanup_mnt+0x426/0x4d0
[ 77.287273][ T4297] task_work_run+0x125/0x1a0
[ 77.291901][ T4297] exit_to_user_mode_loop+0x10f/0x130
[ 77.297302][ T4297] exit_to_user_mode_prepare+0xee/0x180
[ 77.302871][ T4297] syscall_exit_to_user_mode+0x16/0x40
[ 77.308369][ T4297] do_syscall_64+0x58/0xa0
[ 77.312802][ T4297] ? clear_bhb_loop+0x30/0x80
[ 77.317521][ T4297] ? clear_bhb_loop+0x30/0x80
[ 77.322255][ T4297] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 77.328177][ T4297] RIP: 0033:0x7f4c52ba7317
[ 77.332628][ T4297] Code: a2 c7 05 dc 43 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
[ 77.352360][ T4297] RSP: 002b:00007ffeceb9da98 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 77.360804][ T4297] RAX: 0000000000000000 RBX: 00007f4c52c3c474 RCX: 00007f4c52ba7317
[ 77.368799][ T4297] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffeceb9db50
[ 77.376790][ T4297] RBP: 00007ffeceb9db50 R08: 00007ffeceb9eb50 R09: 00000000ffffffff
[ 77.384787][ T4297] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeceb9ebe0
[ 77.392779][ T4297] R13: 00007f4c52c3c474 R14: 0000000000012cc6 R15: 00007ffeceb9ec20
[ 77.400793][ T4297]
[ 77.403827][ T4297]
[ 77.406173][ T4297] Allocated by task 4321:
[ 77.410600][ T4297] __kasan_kmalloc+0xaf/0xe0
[ 77.415217][ T4297] __svc_create+0x60/0x9d0
[ 77.419661][ T4297] svc_create_pooled+0x62f/0x810
[ 77.424618][ T4297] nfsd_create_serv+0x2f9/0x700
[ 77.429491][ T4297] nfsd_svc+0x132/0x9e0
[ 77.433656][ T4297] write_threads+0x2ea/0x350
[ 77.438258][ T4297] nfsctl_transaction_write+0x105/0x150
[ 77.443820][ T4297] vfs_write+0x304/0xd70
[ 77.448074][ T4297] ksys_write+0x153/0x260
[ 77.452417][ T4297] do_syscall_64+0x4c/0xa0
[ 77.456848][ T4297] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 77.462768][ T4297]
[ 77.465105][ T4297] Freed by task 4321:
[ 77.469097][ T4297] kasan_set_track+0x4b/0x70
[ 77.473711][ T4297] kasan_set_free_info+0x1f/0x40
[ 77.478682][ T4297] ____kasan_slab_free+0xd5/0x110
[ 77.483736][ T4297] slab_free_freelist_hook+0xec/0x170
[ 77.489141][ T4297] kfree+0xef/0x2a0
[ 77.492970][ T4297] nfsd_svc+0x7cf/0x9e0
[ 77.497137][ T4297] write_threads+0x2ea/0x350
[ 77.501747][ T4297] nfsctl_transaction_write+0x105/0x150
[ 77.507320][ T4297] vfs_write+0x304/0xd70
[ 77.511584][ T4297] ksys_write+0x153/0x260
[ 77.515925][ T4297] do_syscall_64+0x4c/0xa0
[ 77.520367][ T4297] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 77.526281][ T4297]
[ 77.528620][ T4297] The buggy address belongs to the object at ffff88801eabfc00
[ 77.528620][ T4297] which belongs to the cache kmalloc-512 of size 512
[ 77.542688][ T4297] The buggy address is located 80 bytes inside of
[ 77.542688][ T4297] 512-byte region [ffff88801eabfc00, ffff88801eabfe00)
[ 77.555890][ T4297] The buggy address belongs to the page:
[ 77.561535][ T4297] page:ffffea00007aaf00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1eabc
[ 77.571704][ T4297] head:ffffea00007aaf00 order:2 compound_mapcount:0 compound_pincount:0
[ 77.580060][ T4297] flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff)
[ 77.588073][ T4297] raw: 00fff00000010200 ffffea0000b43700 0000000400000004 ffff888016c41c80
[ 77.596682][ T4297] raw: 0000000000000000 0000000000100010 00000001ffffffff 0000000000000000
[ 77.605275][ T4297] page dumped because: kasan: bad access detected
[ 77.611702][ T4297] page_owner tracks the page as allocated
[ 77.617691][ T4297] page last allocated via order 2, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 354, ts 6567338989, free_ts 0
[ 77.635786][ T4297] get_page_from_freelist+0x24f6/0x2670
[ 77.641363][ T4297] __alloc_pages+0x1ee/0x480
[ 77.645968][ T4297] new_slab+0xc0/0x4b0
[ 77.650055][ T4297] ___slab_alloc+0x807/0xdd0
[ 77.654661][ T4297] kmem_cache_alloc_trace+0xf9/0x290
[ 77.659961][ T4297] alloc_bprm+0x56/0x690
[ 77.664219][ T4297] kernel_execve+0x49/0x8e0
[ 77.668734][ T4297] call_usermodehelper_exec_async+0x207/0x350
[ 77.674829][ T4297] ret_from_fork+0x1f/0x30
[ 77.679262][ T4297] page_owner free stack trace missing
[ 77.684723][ T4297]
[ 77.687063][ T4297] Memory state around the buggy address:
[ 77.692705][ T4297] ffff88801eabfb00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 77.700784][ T4297] ffff88801eabfb80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 77.708870][ T4297] >ffff88801eabfc00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 77.716945][ T4297] ^
[ 77.723633][ T4297] ffff88801eabfc80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 77.731813][ T4297] ffff88801eabfd00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 77.739890][ T4297] ==================================================================
[ 77.747961][ T4297] Disabling lock debugging due to kernel taint
[ 77.766977][ T4297] Kernel panic - not syncing: KASAN: panic_on_warn set ...
[ 77.774213][ T4297] CPU: 0 PID: 4297 Comm: syz-executor Tainted: G B syzkaller #0
[ 77.783164][ T4297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[ 77.793243][ T4297] Call Trace:
[ 77.796555][ T4297]
[ 77.799497][ T4297] dump_stack_lvl+0x188/0x250
[ 77.804199][ T4297] ? show_regs_print_info+0x20/0x20
[ 77.809419][ T4297] ? load_image+0x410/0x410
[ 77.813947][ T4297] panic+0x2f8/0x850
[ 77.817946][ T4297] ? bpf_jit_dump+0xd0/0xd0
[ 77.822464][ T4297] ? _raw_spin_unlock_irqrestore+0x10d/0x120
[ 77.828457][ T4297] ? _raw_spin_unlock+0x40/0x40
[ 77.833312][ T4297] ? nfsd_shutdown_threads+0x89/0x1a0
[ 77.838705][ T4297] check_panic_on_warn+0x80/0xa0
[ 77.843645][ T4297] ? nfsd_shutdown_threads+0x89/0x1a0
[ 77.849023][ T4297] end_report+0x6d/0xf0
[ 77.853178][ T4297] kasan_report+0x102/0x130
[ 77.857683][ T4297] ? nfsd_shutdown_threads+0x89/0x1a0
[ 77.863184][ T4297] kasan_check_range+0x235/0x290
[ 77.868120][ T4297] nfsd_shutdown_threads+0x89/0x1a0
[ 77.873316][ T4297] nfsd_umount+0x3e/0xc0
[ 77.877992][ T4297] deactivate_locked_super+0x93/0xf0
[ 77.883276][ T4297] cleanup_mnt+0x426/0x4d0
[ 77.887693][ T4297] task_work_run+0x125/0x1a0
[ 77.892288][ T4297] exit_to_user_mode_loop+0x10f/0x130
[ 77.897680][ T4297] exit_to_user_mode_prepare+0xee/0x180
[ 77.903228][ T4297] syscall_exit_to_user_mode+0x16/0x40
[ 77.908691][ T4297] do_syscall_64+0x58/0xa0
[ 77.913107][ T4297] ? clear_bhb_loop+0x30/0x80
[ 77.917801][ T4297] ? clear_bhb_loop+0x30/0x80
[ 77.922478][ T4297] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 77.928370][ T4297] RIP: 0033:0x7f4c52ba7317
[ 77.932801][ T4297] Code: a2 c7 05 dc 43 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
[ 77.952450][ T4297] RSP: 002b:00007ffeceb9da98 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 77.960871][ T4297] RAX: 0000000000000000 RBX: 00007f4c52c3c474 RCX: 00007f4c52ba7317
[ 77.968841][ T4297] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffeceb9db50
[ 77.976811][ T4297] RBP: 00007ffeceb9db50 R08: 00007ffeceb9eb50 R09: 00000000ffffffff
[ 77.984792][ T4297] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeceb9ebe0
[ 77.992769][ T4297] R13: 00007f4c52c3c474 R14: 0000000000012cc6 R15: 00007ffeceb9ec20
[ 78.000743][ T4297]
[ 78.003849][ T4297] Kernel Offset: disabled
[ 78.008167][ T4297] Rebooting in 86400 seconds..