Warning: Permanently added '10.128.1.13' (ED25519) to the list of known hosts. 2026/06/21 01:55:37 parsed 1 programs 2026/06/21 01:55:37 serving rpc on tcp://34345 [ 73.785856][ T4200] cgroup: Unknown subsys name 'net' [ 73.923628][ T4200] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 75.420974][ T4200] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 78.272098][ T4244] chnl_net:caif_netlink_parms(): no params data found [ 78.349232][ T4244] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.358727][ T4244] bridge0: port 1(bridge_slave_0) entered disabled state [ 78.367695][ T4244] device bridge_slave_0 entered promiscuous mode [ 78.379749][ T4244] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.387118][ T4244] bridge0: port 2(bridge_slave_1) entered disabled state [ 78.397709][ T4244] device bridge_slave_1 entered promiscuous mode [ 78.429189][ T4244] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 78.442749][ T4244] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 78.475365][ T4244] team0: Port device team_slave_0 added [ 78.484875][ T4244] team0: Port device team_slave_1 added [ 78.512799][ T4244] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 78.521106][ T4244] 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. [ 78.548474][ T4244] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 78.561838][ T4244] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 78.570246][ T4244] 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. [ 78.597666][ T4244] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 78.642772][ T4244] device hsr_slave_0 entered promiscuous mode [ 78.650017][ T4244] device hsr_slave_1 entered promiscuous mode [ 78.804407][ T4244] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 78.818953][ T4244] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 78.829656][ T4244] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 78.841742][ T4244] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 78.939835][ T4244] 8021q: adding VLAN 0 to HW filter on device bond0 [ 78.956425][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 78.967801][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 78.981092][ T4244] 8021q: adding VLAN 0 to HW filter on device team0 [ 78.995130][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 79.004245][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 79.015898][ T155] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.023256][ T155] bridge0: port 1(bridge_slave_0) entered forwarding state [ 79.034810][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 79.056082][ T3095] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 79.065075][ T3095] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 79.075300][ T3095] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.082544][ T3095] bridge0: port 2(bridge_slave_1) entered forwarding state [ 79.097168][ T3095] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 79.110256][ T3095] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 79.130270][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 79.140696][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 79.151049][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 79.160606][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 79.172127][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 79.193446][ T4244] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 79.206221][ T4244] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 79.220549][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 79.237228][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 79.246644][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 79.381878][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 79.389882][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 79.403449][ T4244] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 79.429634][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 79.470472][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 79.481631][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 79.491321][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 79.505488][ T4244] device veth0_vlan entered promiscuous mode [ 79.524903][ T4244] device veth1_vlan entered promiscuous mode [ 79.560116][ T3095] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 79.570620][ T3095] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 79.582245][ T4244] device veth0_macvtap entered promiscuous mode [ 79.604456][ T4244] device veth1_macvtap entered promiscuous mode [ 79.629175][ T4244] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 79.640318][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 79.650030][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 79.658631][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 79.668778][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 79.682082][ T4244] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 79.692025][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 79.702536][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 79.713823][ T4244] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.723421][ T4244] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.733329][ T4244] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.742302][ T4244] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 80.266021][ T155] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 80.278351][ T155] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 80.299355][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 80.327428][ T154] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 80.335502][ T154] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 80.344624][ T4281] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2026/06/21 01:55:47 executed programs: 0 [ 81.947978][ T4304] chnl_net:caif_netlink_parms(): no params data found [ 82.012167][ T4304] bridge0: port 1(bridge_slave_0) entered blocking state [ 82.019405][ T4304] bridge0: port 1(bridge_slave_0) entered disabled state [ 82.027770][ T4304] device bridge_slave_0 entered promiscuous mode [ 82.036402][ T4304] bridge0: port 2(bridge_slave_1) entered blocking state [ 82.043590][ T4304] bridge0: port 2(bridge_slave_1) entered disabled state [ 82.052360][ T4304] device bridge_slave_1 entered promiscuous mode [ 82.074152][ T4304] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 82.086865][ T4304] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 82.113906][ T4304] team0: Port device team_slave_0 added [ 82.122608][ T4304] team0: Port device team_slave_1 added [ 82.140746][ T4304] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 82.148284][ T4304] 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. [ 82.174935][ T4304] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 82.189382][ T4304] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 82.196847][ T4304] 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. [ 82.223692][ T4304] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 82.262966][ T144] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 82.281201][ T4304] device hsr_slave_0 entered promiscuous mode [ 82.290487][ T4304] device hsr_slave_1 entered promiscuous mode [ 82.298004][ T4304] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 82.306682][ T4304] Cannot create hsr debugfs directory [ 83.876331][ T4267] Bluetooth: hci0: command 0x0409 tx timeout [ 85.222818][ T144] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 85.280868][ T144] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 85.324568][ T144] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 85.956568][ T4329] Bluetooth: hci0: command 0x041b tx timeout [ 86.194653][ T4304] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 86.208361][ T4304] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 86.238708][ T4304] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 86.248485][ T4304] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 86.327887][ T4304] 8021q: adding VLAN 0 to HW filter on device bond0 [ 86.341797][ T4281] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 86.350619][ T4281] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 86.362465][ T4304] 8021q: adding VLAN 0 to HW filter on device team0 [ 86.394509][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 86.404021][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 86.413066][ T154] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.420214][ T154] bridge0: port 1(bridge_slave_0) entered forwarding state [ 86.442995][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 86.451398][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 86.460468][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 86.469290][ T154] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.476420][ T154] bridge0: port 2(bridge_slave_1) entered forwarding state [ 86.490377][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 86.518823][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 86.530620][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 86.540504][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 86.549610][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 86.567266][ T3095] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 86.576984][ T3095] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 86.585978][ T3095] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 86.594576][ T3095] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 86.603258][ T3095] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 86.612784][ T3095] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 86.623665][ T4304] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 86.753218][ T3095] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 86.761080][ T3095] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 86.772817][ T23] cfg80211: failed to load regulatory.db [ 86.794253][ T4304] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 86.861048][ T3095] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 86.870657][ T3095] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 86.925756][ T3095] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 86.934085][ T3095] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 86.943386][ T3095] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 86.954843][ T3095] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 86.965713][ T4304] device veth0_vlan entered promiscuous mode [ 87.011351][ T4304] device veth1_vlan entered promiscuous mode [ 87.038527][ T3095] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 87.050552][ T3095] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 87.059380][ T3095] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 87.069695][ T3095] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 87.081573][ T4304] device veth0_macvtap entered promiscuous mode [ 87.110856][ T4304] device veth1_macvtap entered promiscuous mode [ 87.164247][ T4304] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 87.176451][ T4304] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 87.188017][ T4304] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 87.199178][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 87.208258][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 87.218151][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 87.228277][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 87.248201][ T4304] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 87.272368][ T4304] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 87.285090][ T4304] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 87.302598][ T144] device hsr_slave_0 left promiscuous mode [ 87.310441][ T144] device hsr_slave_1 left promiscuous mode [ 87.319035][ T144] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 87.327692][ T144] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 87.337709][ T144] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 87.345521][ T144] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 87.353899][ T144] device bridge_slave_1 left promiscuous mode [ 87.361638][ T144] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.380696][ T144] device bridge_slave_0 left promiscuous mode [ 87.389601][ T144] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.414858][ T144] device veth1_macvtap left promiscuous mode [ 87.422140][ T144] device veth0_macvtap left promiscuous mode [ 87.429518][ T144] device veth1_vlan left promiscuous mode [ 87.436365][ T144] device veth0_vlan left promiscuous mode [ 87.659684][ T144] team0 (unregistering): Port device team_slave_1 removed [ 87.675456][ T144] team0 (unregistering): Port device team_slave_0 removed [ 87.691527][ T144] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 87.706616][ T144] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 87.774333][ T144] bond0 (unregistering): Released all slaves [ 87.820157][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 87.829068][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 87.842171][ T4304] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 87.852042][ T4304] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 87.861972][ T4304] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 87.871380][ T4304] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 87.970522][ T4281] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 87.979404][ T4281] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 87.999338][ T3095] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 88.025501][ T4281] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 88.033548][ T4281] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 88.042932][ T3095] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 88.054840][ T4329] Bluetooth: hci0: command 0x040f tx timeout [ 88.104142][ T4359] [ 88.106549][ T4359] ====================================================== [ 88.113595][ T4359] WARNING: possible circular locking dependency detected [ 88.121019][ T4359] syzkaller #0 Not tainted [ 88.125442][ T4359] ------------------------------------------------------ [ 88.132607][ T4359] syz.0.17/4359 is trying to acquire lock: [ 88.138437][ T4359] ffff8880738a8d60 (sk_lock-AF_INET6){+.+.}-{0:0}, at: inet_sk_diag_fill+0xe40/0x19d0 [ 88.148146][ T4359] [ 88.148146][ T4359] but task is already holding lock: [ 88.155632][ T4359] ffffc900015261f8 (&h->lhash2[i].lock){+.+.}-{2:2}, at: mptcp_diag_dump+0x8f4/0x12a0 [ 88.165467][ T4359] [ 88.165467][ T4359] which lock already depends on the new lock. [ 88.165467][ T4359] [ 88.175909][ T4359] [ 88.175909][ T4359] the existing dependency chain (in reverse order) is: [ 88.184951][ T4359] [ 88.184951][ T4359] -> #1 (&h->lhash2[i].lock){+.+.}-{2:2}: [ 88.192897][ T4359] _raw_spin_lock+0x2a/0x40 [ 88.198079][ T4359] __inet_hash+0xdd/0x950 [ 88.202973][ T4359] inet_csk_listen_start+0x21d/0x300 [ 88.208798][ T4359] inet_listen+0x2cd/0x580 [ 88.213760][ T4359] __sys_listen+0x19d/0x220 [ 88.219012][ T4359] __x64_sys_listen+0x56/0x60 [ 88.224230][ T4359] do_syscall_64+0x4c/0xa0 [ 88.229191][ T4359] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 88.235642][ T4359] [ 88.235642][ T4359] -> #0 (sk_lock-AF_INET6){+.+.}-{0:0}: [ 88.248378][ T4359] __lock_acquire+0x2c66/0x7b50 [ 88.253771][ T4359] lock_acquire+0x19e/0x400 [ 88.258831][ T4359] mptcp_diag_get_info+0x1f2/0x9e0 [ 88.264520][ T4359] inet_sk_diag_fill+0xe40/0x19d0 [ 88.270105][ T4359] mptcp_diag_dump+0xcc2/0x12a0 [ 88.275517][ T4359] __inet_diag_dump+0x1f6/0x380 [ 88.281028][ T4359] netlink_dump+0x675/0xcd0 [ 88.286079][ T4359] __netlink_dump_start+0x518/0x700 [ 88.291851][ T4359] inet_diag_handler_cmd+0x1d2/0x2b0 [ 88.297787][ T4359] sock_diag_rcv_msg+0x15c/0x3e0 [ 88.303393][ T4359] netlink_rcv_skb+0x1e9/0x430 [ 88.308716][ T4359] sock_diag_rcv+0x26/0x40 [ 88.313661][ T4359] netlink_unicast+0x78f/0x940 [ 88.319096][ T4359] netlink_sendmsg+0x8ba/0xbe0 [ 88.324530][ T4359] sock_write_iter+0x2a6/0x3a0 [ 88.329830][ T4359] do_iter_readv_writev+0x47d/0x5f0 [ 88.335781][ T4359] do_iter_write+0x1f8/0x7a0 [ 88.340923][ T4359] do_writev+0x281/0x480 [ 88.345787][ T4359] do_syscall_64+0x4c/0xa0 [ 88.350771][ T4359] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 88.357205][ T4359] [ 88.357205][ T4359] other info that might help us debug this: [ 88.357205][ T4359] [ 88.367572][ T4359] Possible unsafe locking scenario: [ 88.367572][ T4359] [ 88.375162][ T4359] CPU0 CPU1 [ 88.380546][ T4359] ---- ---- [ 88.385970][ T4359] lock(&h->lhash2[i].lock); [ 88.390699][ T4359] lock(sk_lock-AF_INET6); [ 88.397760][ T4359] lock(&h->lhash2[i].lock); [ 88.404972][ T4359] lock(sk_lock-AF_INET6); [ 88.409491][ T4359] [ 88.409491][ T4359] *** DEADLOCK *** [ 88.409491][ T4359] [ 88.417833][ T4359] 6 locks held by syz.0.17/4359: [ 88.422782][ T4359] #0: ffffffff8d445d28 (sock_diag_mutex){+.+.}-{3:3}, at: sock_diag_rcv+0x17/0x40 [ 88.432157][ T4359] #1: ffffffff8d445be8 (sock_diag_table_mutex){+.+.}-{3:3}, at: sock_diag_rcv_msg+0x20e/0x3e0 [ 88.442667][ T4359] #2: ffff88807aa68698 (nlk_cb_mutex-SOCK_DIAG){+.+.}-{3:3}, at: __netlink_dump_start+0x11e/0x700 [ 88.454266][ T4359] #3: ffffffff8d51f468 (inet_diag_table_mutex){+.+.}-{3:3}, at: __inet_diag_dump+0x181/0x380 [ 88.464661][ T4359] #4: ffffffff8c31ef20 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 [ 88.474017][ T4359] #5: ffffc900015261f8 (&h->lhash2[i].lock){+.+.}-{2:2}, at: mptcp_diag_dump+0x8f4/0x12a0 [ 88.484664][ T4359] [ 88.484664][ T4359] stack backtrace: [ 88.490830][ T4359] CPU: 0 PID: 4359 Comm: syz.0.17 Not tainted syzkaller #0 [ 88.498046][ T4359] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 88.508136][ T4359] Call Trace: [ 88.511428][ T4359] [ 88.514370][ T4359] dump_stack_lvl+0x188/0x250 [ 88.519064][ T4359] ? load_image+0x410/0x410 [ 88.523579][ T4359] ? show_regs_print_info+0x20/0x20 [ 88.528788][ T4359] ? print_circular_bug+0x12b/0x1a0 [ 88.533994][ T4359] check_noncircular+0x296/0x330 [ 88.538940][ T4359] ? add_chain_block+0x9b0/0x9b0 [ 88.543885][ T4359] ? lockdep_lock+0xf1/0x1f0 [ 88.548503][ T4359] ? mark_lock+0x94/0x320 [ 88.552839][ T4359] ? _find_first_zero_bit+0xd1/0xf0 [ 88.558047][ T4359] __lock_acquire+0x2c66/0x7b50 [ 88.562917][ T4359] ? verify_lock_unused+0x140/0x140 [ 88.568225][ T4359] ? lockdep_hardirqs_on_prepare+0x7c0/0x7c0 [ 88.574356][ T4359] ? verify_lock_unused+0x140/0x140 [ 88.579575][ T4359] ? __local_bh_enable_ip+0xd7/0x1c0 [ 88.584883][ T4359] ? __local_bh_enable_ip+0x136/0x1c0 [ 88.590265][ T4359] ? lockdep_hardirqs_on+0x94/0x140 [ 88.595519][ T4359] ? __local_bh_enable_ip+0x136/0x1c0 [ 88.600998][ T4359] ? _local_bh_enable+0xa0/0xa0 [ 88.605919][ T4359] ? from_kuid_munged+0x18f/0x6e0 [ 88.610990][ T4359] ? nla_put+0x130/0x1e0 [ 88.615251][ T4359] lock_acquire+0x19e/0x400 [ 88.619774][ T4359] ? inet_sk_diag_fill+0xe40/0x19d0 [ 88.624989][ T4359] ? read_lock_is_recursive+0x10/0x10 [ 88.630374][ T4359] ? rcu_lock_release+0x5/0x20 [ 88.635159][ T4359] ? __lock_acquire+0x7b50/0x7b50 [ 88.640199][ T4359] ? inet_sk_diag_fill+0xe40/0x19d0 [ 88.645498][ T4359] mptcp_diag_get_info+0x1f2/0x9e0 [ 88.650647][ T4359] ? inet_sk_diag_fill+0xe40/0x19d0 [ 88.655867][ T4359] inet_sk_diag_fill+0xe40/0x19d0 [ 88.660907][ T4359] ? inet_diag_msg_attrs_fill+0x930/0x930 [ 88.666649][ T4359] ? do_raw_spin_lock+0x128/0x2f0 [ 88.671732][ T4359] ? __rwlock_init+0x140/0x140 [ 88.676521][ T4359] ? inet_diag_bc_sk+0x18b/0x10c0 [ 88.681676][ T4359] mptcp_diag_dump+0xcc2/0x12a0 [ 88.686569][ T4359] ? mptcp_token_join_cookie_init_state+0x460/0x460 [ 88.693194][ T4359] __inet_diag_dump+0x1f6/0x380 [ 88.698063][ T4359] netlink_dump+0x675/0xcd0 [ 88.702608][ T4359] ? netlink_lookup+0x1d0/0x1d0 [ 88.707683][ T4359] ? __inet_diag_dump_start+0x805/0x970 [ 88.713381][ T4359] __netlink_dump_start+0x518/0x700 [ 88.718597][ T4359] inet_diag_handler_cmd+0x1d2/0x2b0 [ 88.723906][ T4359] ? rcu_lock_release+0x20/0x20 [ 88.728764][ T4359] ? inet_diag_handler_get_info+0xb70/0xb70 [ 88.734668][ T4359] ? inet_diag_dump_start+0x20/0x20 [ 88.739874][ T4359] ? inet_diag_dump+0x50/0x50 [ 88.744591][ T4359] ? __mutex_lock_common+0x435/0x2400 [ 88.750090][ T4359] ? rcu_lock_release+0x20/0x20 [ 88.754962][ T4359] sock_diag_rcv_msg+0x15c/0x3e0 [ 88.759932][ T4359] netlink_rcv_skb+0x1e9/0x430 [ 88.764745][ T4359] ? sock_diag_bind+0xa0/0xa0 [ 88.769506][ T4359] ? netlink_ack+0xb10/0xb10 [ 88.774127][ T4359] sock_diag_rcv+0x26/0x40 [ 88.778662][ T4359] netlink_unicast+0x78f/0x940 [ 88.783466][ T4359] netlink_sendmsg+0x8ba/0xbe0 [ 88.788299][ T4359] ? netlink_getsockopt+0x570/0x570 [ 88.793533][ T4359] ? aa_sock_msg_perm+0x94/0x150 [ 88.798656][ T4359] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 88.803964][ T4359] ? security_socket_sendmsg+0x7c/0xa0 [ 88.809441][ T4359] sock_write_iter+0x2a6/0x3a0 [ 88.814233][ T4359] ? sock_read_iter+0x380/0x380 [ 88.819101][ T4359] do_iter_readv_writev+0x47d/0x5f0 [ 88.824319][ T4359] ? aa_path_link+0x8a0/0x8a0 [ 88.829021][ T4359] ? generic_file_rw_checks+0x280/0x280 [ 88.834683][ T4359] ? common_file_perm+0x171/0x1c0 [ 88.839753][ T4359] ? fsnotify_perm+0x5d/0x560 [ 88.844451][ T4359] ? security_file_permission+0x75/0xa0 [ 88.850163][ T4359] do_iter_write+0x1f8/0x7a0 [ 88.854783][ T4359] ? import_iovec+0x6f/0xa0 [ 88.859305][ T4359] do_writev+0x281/0x480 [ 88.863570][ T4359] ? do_readv+0x460/0x460 [ 88.867942][ T4359] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 88.873972][ T4359] ? lock_chain_count+0x20/0x20 [ 88.878843][ T4359] ? lockdep_hardirqs_on+0x94/0x140 [ 88.884059][ T4359] do_syscall_64+0x4c/0xa0 [ 88.888492][ T4359] ? clear_bhb_loop+0x30/0x80 [ 88.893184][ T4359] ? clear_bhb_loop+0x30/0x80 [ 88.898012][ T4359] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 88.903972][ T4359] RIP: 0033:0x7fd4c2646e59 [ 88.908411][ T4359] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 88.928038][ T4359] RSP: 002b:00007ffe9ae33b78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 88.936515][ T4359] RAX: ffffffffffffffda RBX: 00007fd4c28bffa0 RCX: 00007fd4c2646e59 [ 88.944520][ T4359] RDX: 0000000000000001 RSI: 0000200000000280 RDI: 0000000000000004 [ 88.952518][ T4359] RBP: 00007fd4c26dce6f R08: 0000000000000000 R09: 0000000000000000 [ 88.960675][ T4359] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 88.969026][ T4359] R13: 00007fd4c28bffac R14: 00007fd4c28bffa0 R15: 00007fd4c28bffa0 [ 88.977048][ T4359] [ 88.981623][ T4359] BUG: sleeping function called from invalid context at net/core/sock.c:3291 [ 88.990821][ T4359] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 4359, name: syz.0.17 [ 88.999769][ T4359] INFO: lockdep is turned off. [ 89.004563][ T4359] Preemption disabled at: [ 89.004575][ T4359] [<0000000000000000>] 0x0 [ 89.013489][ T4359] CPU: 0 PID: 4359 Comm: syz.0.17 Not tainted syzkaller #0 [ 89.020758][ T4359] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 89.030855][ T4359] Call Trace: [ 89.034175][ T4359] [ 89.037171][ T4359] dump_stack_lvl+0x188/0x250 [ 89.042108][ T4359] ? show_regs_print_info+0x20/0x20 [ 89.047331][ T4359] ? load_image+0x410/0x410 [ 89.052151][ T4359] ___might_sleep+0x493/0x610 [ 89.056846][ T4359] ? __might_sleep+0xf0/0xf0 [ 89.061605][ T4359] ? read_lock_is_recursive+0x10/0x10 [ 89.067011][ T4359] ? rcu_lock_release+0x5/0x20 [ 89.071823][ T4359] __lock_sock_fast+0x2f/0xe0 [ 89.076593][ T4359] ? inet_sk_diag_fill+0xe40/0x19d0 [ 89.081968][ T4359] mptcp_diag_get_info+0x1fe/0x9e0 [ 89.087485][ T4359] inet_sk_diag_fill+0xe40/0x19d0 [ 89.093074][ T4359] ? inet_diag_msg_attrs_fill+0x930/0x930 [ 89.099083][ T4359] ? do_raw_spin_lock+0x128/0x2f0 [ 89.104288][ T4359] ? __rwlock_init+0x140/0x140 [ 89.109073][ T4359] ? inet_diag_bc_sk+0x18b/0x10c0 [ 89.114717][ T4359] mptcp_diag_dump+0xcc2/0x12a0 [ 89.119592][ T4359] ? mptcp_token_join_cookie_init_state+0x460/0x460 [ 89.126205][ T4359] __inet_diag_dump+0x1f6/0x380 [ 89.131360][ T4359] netlink_dump+0x675/0xcd0 [ 89.135965][ T4359] ? netlink_lookup+0x1d0/0x1d0 [ 89.140950][ T4359] ? __inet_diag_dump_start+0x805/0x970 [ 89.146594][ T4359] __netlink_dump_start+0x518/0x700 [ 89.152114][ T4359] inet_diag_handler_cmd+0x1d2/0x2b0 [ 89.157419][ T4359] ? rcu_lock_release+0x20/0x20 [ 89.162301][ T4359] ? inet_diag_handler_get_info+0xb70/0xb70 [ 89.168202][ T4359] ? inet_diag_dump_start+0x20/0x20 [ 89.173407][ T4359] ? inet_diag_dump+0x50/0x50 [ 89.178101][ T4359] ? __mutex_lock_common+0x435/0x2400 [ 89.183530][ T4359] ? rcu_lock_release+0x20/0x20 [ 89.188415][ T4359] sock_diag_rcv_msg+0x15c/0x3e0 [ 89.193394][ T4359] netlink_rcv_skb+0x1e9/0x430 [ 89.198183][ T4359] ? sock_diag_bind+0xa0/0xa0 [ 89.202879][ T4359] ? netlink_ack+0xb10/0xb10 [ 89.207523][ T4359] sock_diag_rcv+0x26/0x40 [ 89.211973][ T4359] netlink_unicast+0x78f/0x940 [ 89.216754][ T4359] netlink_sendmsg+0x8ba/0xbe0 [ 89.221538][ T4359] ? netlink_getsockopt+0x570/0x570 [ 89.226752][ T4359] ? aa_sock_msg_perm+0x94/0x150 [ 89.231939][ T4359] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 89.237904][ T4359] ? security_socket_sendmsg+0x7c/0xa0 [ 89.243391][ T4359] sock_write_iter+0x2a6/0x3a0 [ 89.248192][ T4359] ? sock_read_iter+0x380/0x380 [ 89.253178][ T4359] do_iter_readv_writev+0x47d/0x5f0 [ 89.258404][ T4359] ? aa_path_link+0x8a0/0x8a0 [ 89.263109][ T4359] ? generic_file_rw_checks+0x280/0x280 [ 89.268683][ T4359] ? common_file_perm+0x171/0x1c0 [ 89.273774][ T4359] ? fsnotify_perm+0x5d/0x560 [ 89.278593][ T4359] ? security_file_permission+0x75/0xa0 [ 89.284252][ T4359] do_iter_write+0x1f8/0x7a0 [ 89.288863][ T4359] ? import_iovec+0x6f/0xa0 [ 89.293422][ T4359] do_writev+0x281/0x480 [ 89.297844][ T4359] ? do_readv+0x460/0x460 [ 89.302685][ T4359] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 89.308789][ T4359] ? lock_chain_count+0x20/0x20 [ 89.313685][ T4359] ? lockdep_hardirqs_on+0x94/0x140 [ 89.318905][ T4359] do_syscall_64+0x4c/0xa0 [ 89.323342][ T4359] ? clear_bhb_loop+0x30/0x80 [ 89.328037][ T4359] ? clear_bhb_loop+0x30/0x80 [ 89.332890][ T4359] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 89.338799][ T4359] RIP: 0033:0x7fd4c2646e59 [ 89.343229][ T4359] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 89.362851][ T4359] RSP: 002b:00007ffe9ae33b78 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 89.371289][ T4359] RAX: ffffffffffffffda RBX: 00007fd4c28bffa0 RCX: 00007fd4c2646e59 [ 89.379406][ T4359] RDX: 0000000000000001 RSI: 0000200000000280 RDI: 0000000000000004 [ 89.387609][ T4359] RBP: 00007fd4c26dce6f R08: 0000000000000000 R09: 0000000000000000 [ 89.395636][ T4359] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 89.403670][ T4359] R13: 00007fd4c28bffac R14: 00007fd4c28bffa0 R15: 00007fd4c28bffa0 [ 89.411670][ T4359]