Warning: Permanently added '10.128.0.218' (ED25519) to the list of known hosts. 2026/10/05 08:55:22 parsed 1 programs 2026/10/05 08:55:22 serving rpc on tcp://34085 [ 80.950382][ T4285] cgroup: Unknown subsys name 'net' [ 81.057630][ T4285] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 82.623076][ T4285] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 84.404425][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 84.417042][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 84.430909][ T38] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 84.450112][ T38] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 84.458710][ T38] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 84.466923][ T38] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 85.765020][ T4354] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 85.784706][ T4352] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 85.792628][ T4352] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 85.806373][ T4352] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 85.814667][ T4352] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 85.822353][ T4352] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 86.573144][ T4363] chnl_net:caif_netlink_parms(): no params data found [ 86.622677][ T4363] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.630722][ T4363] bridge0: port 1(bridge_slave_0) entered disabled state [ 86.638789][ T4363] device bridge_slave_0 entered promiscuous mode [ 86.647612][ T4363] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.654883][ T4363] bridge0: port 2(bridge_slave_1) entered disabled state [ 86.662798][ T4363] device bridge_slave_1 entered promiscuous mode [ 86.682546][ T4363] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 86.693368][ T4363] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 86.714469][ T4363] team0: Port device team_slave_0 added [ 86.723735][ T4363] team0: Port device team_slave_1 added [ 86.739733][ T4363] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 86.746909][ T4363] 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. [ 86.772957][ T4363] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 86.785586][ T4363] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 86.792800][ T4363] 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. [ 86.819408][ T4363] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 86.823215][ T954] cfg80211: failed to load regulatory.db [ 86.904825][ T4363] device hsr_slave_0 entered promiscuous mode [ 86.913515][ T4363] device hsr_slave_1 entered promiscuous mode [ 87.116411][ T4363] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 87.149922][ T4363] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 87.163293][ T4363] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 87.174626][ T4363] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 87.317286][ T4363] 8021q: adding VLAN 0 to HW filter on device bond0 [ 87.335239][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 87.345136][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 87.356853][ T4363] 8021q: adding VLAN 0 to HW filter on device team0 [ 87.373168][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 87.383490][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 87.393247][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.400528][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 87.411336][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 87.429880][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 87.438619][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 87.448413][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.455728][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 87.468039][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 87.479690][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 87.499880][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 87.509798][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 87.518731][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 87.530160][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 87.538903][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 87.554089][ T38] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 87.570069][ T38] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 87.584123][ T38] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 87.593265][ T38] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 87.607260][ T4363] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 87.827730][ T38] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 87.835813][ T38] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 87.852550][ T4363] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 87.870910][ T38] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 87.894212][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 87.902893][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 87.910540][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 87.921802][ T4363] device veth0_vlan entered promiscuous mode [ 87.936052][ T4363] device veth1_vlan entered promiscuous mode [ 87.958848][ T4382] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 87.968440][ T4382] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 87.981574][ T4363] device veth0_macvtap entered promiscuous mode [ 87.990375][ T4363] device veth1_macvtap entered promiscuous mode [ 88.006278][ T4363] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 88.014215][ T4382] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 88.023465][ T4382] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 88.031922][ T4382] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 88.040696][ T4382] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 88.055904][ T4363] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 88.063450][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 88.074590][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 88.086204][ T4363] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 88.095614][ T4363] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 88.104686][ T4363] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 88.113944][ T4363] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 88.459551][ T1155] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/10/05 08:55:32 executed programs: 0 [ 89.004452][ T4352] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 89.013180][ T4352] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 89.020962][ T4352] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 89.029956][ T4352] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 89.037618][ T4352] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 89.045616][ T4352] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 89.163388][ T4393] chnl_net:caif_netlink_parms(): no params data found [ 89.210882][ T4393] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.218316][ T4393] bridge0: port 1(bridge_slave_0) entered disabled state [ 89.226853][ T4393] device bridge_slave_0 entered promiscuous mode [ 89.239950][ T4393] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.247294][ T4393] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.256504][ T4393] device bridge_slave_1 entered promiscuous mode [ 89.277018][ T4393] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 89.288183][ T4393] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 89.313981][ T4393] team0: Port device team_slave_0 added [ 89.321919][ T4393] team0: Port device team_slave_1 added [ 89.339117][ T4393] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 89.346157][ T4393] 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. [ 89.372846][ T4393] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 89.387414][ T4393] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 89.394588][ T4393] 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. [ 89.420770][ T4393] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 89.453805][ T4393] device hsr_slave_0 entered promiscuous mode [ 89.460432][ T4393] device hsr_slave_1 entered promiscuous mode [ 89.467732][ T4393] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 89.476058][ T4393] Cannot create hsr debugfs directory [ 90.293506][ T1155] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 91.062297][ T4352] Bluetooth: hci0: command 0x0409 tx timeout [ 92.791047][ T1155] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 92.873694][ T1155] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 93.151990][ T4352] Bluetooth: hci0: command 0x041b tx timeout [ 93.739124][ T1155] device hsr_slave_0 left promiscuous mode [ 93.746559][ T1155] device hsr_slave_1 left promiscuous mode [ 93.754230][ T1155] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 93.762122][ T1155] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 93.770751][ T1155] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 93.780855][ T1155] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 93.789353][ T1155] device bridge_slave_1 left promiscuous mode [ 93.796918][ T1155] bridge0: port 2(bridge_slave_1) entered disabled state [ 93.809578][ T1155] device bridge_slave_0 left promiscuous mode [ 93.817400][ T1155] bridge0: port 1(bridge_slave_0) entered disabled state [ 93.842935][ T1155] device veth1_macvtap left promiscuous mode [ 93.849958][ T1155] device veth0_macvtap left promiscuous mode [ 93.856619][ T1155] device veth1_vlan left promiscuous mode [ 93.863550][ T1155] device veth0_vlan left promiscuous mode [ 94.263223][ T1155] team0 (unregistering): Port device team_slave_1 removed [ 94.294843][ T1155] team0 (unregistering): Port device team_slave_0 removed [ 94.324254][ T1155] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 94.355152][ T1155] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 94.552611][ T1155] bond0 (unregistering): Released all slaves [ 94.597743][ T4393] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 94.607699][ T4393] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 94.617548][ T4393] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 94.629801][ T4393] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 94.702307][ T4393] 8021q: adding VLAN 0 to HW filter on device bond0 [ 94.719107][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 94.727137][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 94.737167][ T4393] 8021q: adding VLAN 0 to HW filter on device team0 [ 94.747490][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 94.758487][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 94.768327][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.775531][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 94.783926][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 94.813033][ T38] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 94.822510][ T38] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 94.831049][ T38] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.838260][ T38] bridge0: port 2(bridge_slave_1) entered forwarding state [ 94.846960][ T38] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 94.856742][ T38] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 94.868134][ T38] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 94.877535][ T38] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 94.893024][ T38] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 94.900944][ T38] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 94.919606][ T38] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 94.928343][ T38] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 94.937313][ T38] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 94.948245][ T38] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 94.957254][ T38] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 94.974985][ T4393] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 95.169710][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 95.177911][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 95.190146][ T4393] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 95.212833][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 95.221716][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 95.221910][ T4352] Bluetooth: hci0: command 0x040f tx timeout [ 95.250586][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 95.259195][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 95.268779][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 95.276797][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 95.287405][ T4393] device veth0_vlan entered promiscuous mode [ 95.304812][ T4393] device veth1_vlan entered promiscuous mode [ 95.326555][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 95.334944][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 95.343949][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 95.353342][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 95.367956][ T4393] device veth0_macvtap entered promiscuous mode [ 95.376928][ T4393] device veth1_macvtap entered promiscuous mode [ 95.393300][ T4393] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 95.401042][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 95.409951][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 95.418614][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 95.427509][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 95.443954][ T4393] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 95.451336][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 95.460869][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 95.473112][ T4393] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.481942][ T4393] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.490651][ T4393] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.500142][ T4393] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.564686][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 95.574425][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 95.584106][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 95.607582][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 95.615816][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 95.624632][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 95.670340][ T4433] ptp ptp0: new virtual clock ptp1 [ 95.675824][ T4433] ptp ptp0: guarantee physical clock free running [ 95.683466][ T4433] ptp ptp0: delete virtual clock ptp1 [ 95.706155][ T4433] ptp ptp0: only physical clock in use now [ 95.713134][ T4433] [ 95.715485][ T4433] ====================================================== [ 95.722506][ T4433] WARNING: possible circular locking dependency detected [ 95.729527][ T4433] syzkaller #0 Not tainted [ 95.733963][ T4433] ------------------------------------------------------ [ 95.740993][ T4433] syz.0.17/4433 is trying to acquire lock: [ 95.746802][ T4433] ffff888029a9d8f0 (&ptp->n_vclocks_mux){+.+.}-{3:3}, at: ptp_clock_settime+0x174/0x280 [ 95.756542][ T4433] [ 95.756542][ T4433] but task is already holding lock: [ 95.763914][ T4433] ffff888029a9c130 (&clk->rwsem){++++}-{3:3}, at: pc_clock_settime+0x17c/0x2a0 [ 95.772890][ T4433] [ 95.772890][ T4433] which lock already depends on the new lock. [ 95.772890][ T4433] [ 95.783396][ T4433] [ 95.783396][ T4433] the existing dependency chain (in reverse order) is: [ 95.792400][ T4433] [ 95.792400][ T4433] -> #1 (&clk->rwsem){++++}-{3:3}: [ 95.799688][ T4433] down_write+0x36/0x60 [ 95.804373][ T4433] posix_clock_unregister+0x5b/0xc0 [ 95.810138][ T4433] ptp_clock_unregister+0x18a/0x200 [ 95.815852][ T4433] ptp_vclock_unregister+0x110/0x140 [ 95.821658][ T4433] unregister_vclock+0xca/0x130 [ 95.827058][ T4433] device_for_each_child_reverse+0x112/0x1b0 [ 95.833579][ T4433] n_vclocks_store+0x226/0x750 [ 95.838876][ T4433] kernfs_fop_write_iter+0x3a0/0x520 [ 95.844783][ T4433] vfs_write+0x482/0x9a0 [ 95.849572][ T4433] ksys_write+0x14d/0x260 [ 95.854537][ T4433] do_syscall_64+0x4c/0xa0 [ 95.859511][ T4433] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 95.865945][ T4433] [ 95.865945][ T4433] -> #0 (&ptp->n_vclocks_mux){+.+.}-{3:3}: [ 95.873971][ T4433] __lock_acquire+0x3a03/0x7ea0 [ 95.879374][ T4433] lock_acquire+0x1bc/0x4a0 [ 95.884412][ T4433] __mutex_lock+0x12d/0xae0 [ 95.889452][ T4433] ptp_clock_settime+0x174/0x280 [ 95.895005][ T4433] pc_clock_settime+0x23c/0x2a0 [ 95.900394][ T4433] __x64_sys_clock_settime+0x25a/0x2a0 [ 95.906385][ T4433] do_syscall_64+0x4c/0xa0 [ 95.911432][ T4433] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 95.917966][ T4433] [ 95.917966][ T4433] other info that might help us debug this: [ 95.917966][ T4433] [ 95.928211][ T4433] Possible unsafe locking scenario: [ 95.928211][ T4433] [ 95.935661][ T4433] CPU0 CPU1 [ 95.941023][ T4433] ---- ---- [ 95.946384][ T4433] rlock(&clk->rwsem); [ 95.950541][ T4433] lock(&ptp->n_vclocks_mux); [ 95.957920][ T4433] lock(&clk->rwsem); [ 95.964530][ T4433] lock(&ptp->n_vclocks_mux); [ 95.969340][ T4433] [ 95.969340][ T4433] *** DEADLOCK *** [ 95.969340][ T4433] [ 95.977518][ T4433] 1 lock held by syz.0.17/4433: [ 95.982365][ T4433] #0: ffff888029a9c130 (&clk->rwsem){++++}-{3:3}, at: pc_clock_settime+0x17c/0x2a0 [ 95.991848][ T4433] [ 95.991848][ T4433] stack backtrace: [ 95.997751][ T4433] CPU: 0 PID: 4433 Comm: syz.0.17 Not tainted syzkaller #0 [ 96.004941][ T4433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 96.014991][ T4433] Call Trace: [ 96.018292][ T4433] [ 96.021220][ T4433] dump_stack_lvl+0x188/0x24e [ 96.025921][ T4433] ? load_image+0x410/0x410 [ 96.030441][ T4433] ? show_regs_print_info+0x12/0x12 [ 96.035731][ T4433] ? print_circular_bug+0x12b/0x1a0 [ 96.040934][ T4433] check_noncircular+0x2f8/0x400 [ 96.045887][ T4433] ? print_deadlock_bug+0x5d0/0x5d0 [ 96.051084][ T4433] ? lockdep_lock+0xf1/0x1f0 [ 96.055672][ T4433] ? _find_first_zero_bit+0xd2/0x100 [ 96.060950][ T4433] __lock_acquire+0x3a03/0x7ea0 [ 96.065803][ T4433] ? is_bpf_text_address+0x28b/0x2a0 [ 96.071218][ T4433] ? mark_lock+0x94/0x320 [ 96.075594][ T4433] ? verify_lock_unused+0x140/0x140 [ 96.080800][ T4433] ? __lock_acquire+0x142d/0x7ea0 [ 96.085831][ T4433] lock_acquire+0x1bc/0x4a0 [ 96.090336][ T4433] ? ptp_clock_settime+0x174/0x280 [ 96.095448][ T4433] ? __might_sleep+0xd0/0xd0 [ 96.100035][ T4433] ? read_lock_is_recursive+0x10/0x10 [ 96.105553][ T4433] __mutex_lock+0x12d/0xae0 [ 96.110088][ T4433] ? ptp_clock_settime+0x174/0x280 [ 96.115296][ T4433] ? ptp_clock_settime+0x174/0x280 [ 96.120426][ T4433] ? mutex_lock_nested+0x10/0x10 [ 96.125393][ T4433] ? read_lock_is_recursive+0x10/0x10 [ 96.130770][ T4433] ? __might_fault+0xc2/0x120 [ 96.135448][ T4433] ? __might_fault+0xa6/0x120 [ 96.140121][ T4433] ? __fget_files+0x28/0x460 [ 96.144709][ T4433] ? __fget_files+0x3fc/0x460 [ 96.149403][ T4433] ? ptp_clock_getres+0x60/0x60 [ 96.154252][ T4433] ptp_clock_settime+0x174/0x280 [ 96.159290][ T4433] ? ptp_clock_getres+0x60/0x60 [ 96.164157][ T4433] pc_clock_settime+0x23c/0x2a0 [ 96.169116][ T4433] __x64_sys_clock_settime+0x25a/0x2a0 [ 96.174597][ T4433] ? lock_chain_count+0x20/0x20 [ 96.179448][ T4433] ? exit_itimers+0x4e0/0x4e0 [ 96.184123][ T4433] do_syscall_64+0x4c/0xa0 [ 96.188555][ T4433] ? clear_bhb_loop+0x60/0xb0 [ 96.193449][ T4433] ? clear_bhb_loop+0x60/0xb0 [ 96.198125][ T4433] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 96.204032][ T4433] RIP: 0033:0x7fe5b2b9e159 [ 96.208450][ T4433] 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 [ 96.228145][ T4433] RSP: 002b:00007ffe33f7ae28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e3 [ 96.236581][ T4433] RAX: ffffffffffffffda RBX: 00007fe5b2e25fa0 RCX: 00007fe5b2b9e159 [ 96.244561][ T4433] RDX: 0000000000000000 RSI: 0000200000000140 RDI: 00000000fffffffb [ 96.252548][ T4433] RBP: 00007fe5b2c3506b R08: 0000000000000000 R09: 0000000000000000 [ 96.260515][ T4433] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 96.268479][ T4433] R13: 00007fe5b2e25fac R14: 00007fe5b2e25fa0 R15: 00007fe5b2e25fa0 [ 96.276562][ T4433]