Warning: Permanently added '10.128.1.12' (ED25519) to the list of known hosts. 2026/10/05 06:49:18 parsed 1 programs 2026/10/05 06:49:18 serving rpc on tcp://39017 [ 66.230285][ T4284] cgroup: Unknown subsys name 'net' [ 66.330764][ T4284] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 67.621191][ T4284] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 69.224481][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 69.232506][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 69.245857][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 69.266462][ T76] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 69.274935][ T76] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 69.282415][ T76] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 70.013789][ T4323] chnl_net:caif_netlink_parms(): no params data found [ 70.053825][ T4323] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.062452][ T4323] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.070187][ T4323] device bridge_slave_0 entered promiscuous mode [ 70.087165][ T4323] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.094649][ T4323] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.102714][ T4323] device bridge_slave_1 entered promiscuous mode [ 70.122453][ T4323] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.133210][ T4323] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.159727][ T4323] team0: Port device team_slave_0 added [ 70.168194][ T4323] team0: Port device team_slave_1 added [ 70.183224][ T4323] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 70.190342][ T4323] 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. [ 70.216362][ T4323] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 70.234400][ T4323] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 70.241369][ T4323] 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. [ 70.267469][ T4323] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 70.296894][ T4323] device hsr_slave_0 entered promiscuous mode [ 70.303795][ T4323] device hsr_slave_1 entered promiscuous mode [ 70.409584][ T4323] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 70.419324][ T4323] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 70.429587][ T4323] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 70.444427][ T4323] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 70.519339][ T4323] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.532638][ T76] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.541342][ T76] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.562377][ T4323] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.591634][ T76] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.600889][ T76] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.610126][ T76] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.617458][ T76] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.631058][ T76] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.640630][ T76] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.649958][ T76] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.659904][ T76] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.667049][ T76] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.676244][ T76] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.703684][ T76] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.717131][ T76] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.726294][ T76] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.735712][ T76] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.754415][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.763109][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.772234][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.783383][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.795770][ T4323] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.970828][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.979192][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.993463][ T4323] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.016226][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 71.033105][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 71.043581][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 71.051588][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 71.061781][ T4323] device veth0_vlan entered promiscuous mode [ 71.079040][ T4323] device veth1_vlan entered promiscuous mode [ 71.098246][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 71.106275][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 71.114985][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 71.130407][ T4323] device veth0_macvtap entered promiscuous mode [ 71.140167][ T4323] device veth1_macvtap entered promiscuous mode [ 71.155918][ T4323] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 71.163375][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 71.172081][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 71.181559][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 71.193526][ T4323] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 71.206121][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 71.214754][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 71.225955][ T4323] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.235493][ T1280] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.241867][ T1280] ieee802154 phy1 wpan1: encryption failed: -22 [ 71.244139][ T4323] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.258405][ T4323] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.267481][ T4323] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.458758][ T4344] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 71.468830][ T4344] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 71.479692][ T4344] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 71.487790][ T4344] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 71.495425][ T4344] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 71.502672][ T4344] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 71.671312][ T34] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/10/05 06:49:26 executed programs: 0 [ 72.993406][ T49] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 73.001745][ T49] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 73.009809][ T49] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 73.018577][ T49] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 73.026184][ T49] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 73.033670][ T49] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 73.132376][ T4372] chnl_net:caif_netlink_parms(): no params data found [ 73.173332][ T4372] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.181501][ T4372] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.189681][ T4372] device bridge_slave_0 entered promiscuous mode [ 73.197579][ T4372] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.204808][ T4372] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.212566][ T4372] device bridge_slave_1 entered promiscuous mode [ 73.231379][ T4372] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 73.242902][ T4372] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 73.264039][ T4372] team0: Port device team_slave_0 added [ 73.271038][ T4372] team0: Port device team_slave_1 added [ 73.287247][ T4372] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 73.294293][ T4372] 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. [ 73.320413][ T4372] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 73.332723][ T4372] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 73.339870][ T4372] 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. [ 73.367583][ T4372] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 73.399959][ T4372] device hsr_slave_0 entered promiscuous mode [ 73.407219][ T4372] device hsr_slave_1 entered promiscuous mode [ 73.413684][ T4372] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 73.421549][ T4372] Cannot create hsr debugfs directory [ 73.843500][ T34] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 75.065140][ T49] Bluetooth: hci0: command 0x0409 tx timeout [ 75.942181][ T34] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 75.984767][ T34] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 76.842103][ T4372] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 76.854977][ T4372] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 76.863487][ T4372] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 76.884164][ T4372] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 76.928200][ T4372] 8021q: adding VLAN 0 to HW filter on device bond0 [ 76.940199][ T34] device hsr_slave_0 left promiscuous mode [ 76.946668][ T34] device hsr_slave_1 left promiscuous mode [ 76.952942][ T34] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 76.961390][ T34] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 76.969672][ T34] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 76.977282][ T34] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 76.985441][ T34] device bridge_slave_1 left promiscuous mode [ 76.992243][ T34] bridge0: port 2(bridge_slave_1) entered disabled state [ 77.002338][ T34] device bridge_slave_0 left promiscuous mode [ 77.009427][ T34] bridge0: port 1(bridge_slave_0) entered disabled state [ 77.026456][ T34] device veth1_macvtap left promiscuous mode [ 77.032642][ T34] device veth0_macvtap left promiscuous mode [ 77.038818][ T34] device veth1_vlan left promiscuous mode [ 77.044870][ T34] device veth0_vlan left promiscuous mode [ 77.144177][ T4344] Bluetooth: hci0: command 0x041b tx timeout [ 77.334087][ T34] team0 (unregistering): Port device team_slave_1 removed [ 77.359778][ T34] team0 (unregistering): Port device team_slave_0 removed [ 77.383237][ T34] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 77.409096][ T34] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 77.562941][ T34] bond0 (unregistering): Released all slaves [ 77.600105][ T4372] 8021q: adding VLAN 0 to HW filter on device team0 [ 77.607346][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 77.615141][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 77.626805][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 77.635471][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 77.643795][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.650946][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 77.672873][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 77.682277][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 77.692166][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 77.701693][ T11] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.708834][ T11] bridge0: port 2(bridge_slave_1) entered forwarding state [ 77.717792][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 77.727454][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 77.739606][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 77.748445][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 77.757194][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 77.773681][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 77.783088][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 77.793678][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 77.805274][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 77.821572][ T4372] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 77.834476][ T4372] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 77.842235][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 77.851694][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 78.025854][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 78.033323][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 78.045827][ T4372] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 78.060788][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 78.069540][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 78.089817][ T76] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 78.116113][ T76] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 78.136635][ T4372] device veth0_vlan entered promiscuous mode [ 78.146496][ T76] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 78.154659][ T76] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 78.165807][ T4372] device veth1_vlan entered promiscuous mode [ 78.201546][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 78.210869][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 78.221311][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 78.230335][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 78.241522][ T4372] device veth0_macvtap entered promiscuous mode [ 78.250892][ T4372] device veth1_macvtap entered promiscuous mode [ 78.265293][ T4372] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 78.274511][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 78.282932][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 78.291067][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 78.301880][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 78.313358][ T4372] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 78.321912][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 78.330604][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 78.341824][ T4372] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.354019][ T4372] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.362766][ T4372] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.372378][ T4372] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.430007][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 78.440181][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 78.449925][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 78.479317][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 78.487271][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 78.494857][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 78.531342][ T4421] ptp ptp0: new virtual clock ptp1 [ 78.539453][ T4421] ptp ptp0: guarantee physical clock free running [ 78.546049][ T4421] ptp ptp0: delete virtual clock ptp1 [ 78.589546][ T4421] ptp ptp0: only physical clock in use now [ 78.597721][ T4421] [ 78.600071][ T4421] ====================================================== [ 78.607077][ T4421] WARNING: possible circular locking dependency detected [ 78.614101][ T4421] syzkaller #0 Not tainted [ 78.618505][ T4421] ------------------------------------------------------ [ 78.625524][ T4421] syz.0.17/4421 is trying to acquire lock: [ 78.631311][ T4421] ffff88814c6f18f0 (&ptp->n_vclocks_mux){+.+.}-{3:3}, at: ptp_clock_settime+0x174/0x280 [ 78.641049][ T4421] [ 78.641049][ T4421] but task is already holding lock: [ 78.648399][ T4421] ffff88814c6f0130 (&clk->rwsem){++++}-{3:3}, at: pc_clock_settime+0x17c/0x2a0 [ 78.657342][ T4421] [ 78.657342][ T4421] which lock already depends on the new lock. [ 78.657342][ T4421] [ 78.667758][ T4421] [ 78.667758][ T4421] the existing dependency chain (in reverse order) is: [ 78.676761][ T4421] [ 78.676761][ T4421] -> #1 (&clk->rwsem){++++}-{3:3}: [ 78.684049][ T4421] down_write+0x36/0x60 [ 78.688724][ T4421] posix_clock_unregister+0x5b/0xc0 [ 78.694438][ T4421] ptp_clock_unregister+0x18a/0x200 [ 78.700149][ T4421] ptp_vclock_unregister+0x110/0x140 [ 78.705945][ T4421] unregister_vclock+0xca/0x130 [ 78.711315][ T4421] device_for_each_child_reverse+0x112/0x1b0 [ 78.717810][ T4421] n_vclocks_store+0x226/0x750 [ 78.723092][ T4421] kernfs_fop_write_iter+0x3a0/0x520 [ 78.728890][ T4421] vfs_write+0x482/0x9a0 [ 78.733645][ T4421] ksys_write+0x14d/0x260 [ 78.738490][ T4421] do_syscall_64+0x4c/0xa0 [ 78.743415][ T4421] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 78.749816][ T4421] [ 78.749816][ T4421] -> #0 (&ptp->n_vclocks_mux){+.+.}-{3:3}: [ 78.757796][ T4421] __lock_acquire+0x3a03/0x7ea0 [ 78.763172][ T4421] lock_acquire+0x1bc/0x4a0 [ 78.768199][ T4421] __mutex_lock+0x12d/0xae0 [ 78.773213][ T4421] ptp_clock_settime+0x174/0x280 [ 78.778659][ T4421] pc_clock_settime+0x23c/0x2a0 [ 78.784025][ T4421] __x64_sys_clock_settime+0x25a/0x2a0 [ 78.789994][ T4421] do_syscall_64+0x4c/0xa0 [ 78.794926][ T4421] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 78.801331][ T4421] [ 78.801331][ T4421] other info that might help us debug this: [ 78.801331][ T4421] [ 78.811543][ T4421] Possible unsafe locking scenario: [ 78.811543][ T4421] [ 78.818984][ T4421] CPU0 CPU1 [ 78.824341][ T4421] ---- ---- [ 78.829694][ T4421] rlock(&clk->rwsem); [ 78.833838][ T4421] lock(&ptp->n_vclocks_mux); [ 78.841111][ T4421] lock(&clk->rwsem); [ 78.847690][ T4421] lock(&ptp->n_vclocks_mux); [ 78.852443][ T4421] [ 78.852443][ T4421] *** DEADLOCK *** [ 78.852443][ T4421] [ 78.860571][ T4421] 1 lock held by syz.0.17/4421: [ 78.865432][ T4421] #0: ffff88814c6f0130 (&clk->rwsem){++++}-{3:3}, at: pc_clock_settime+0x17c/0x2a0 [ 78.874817][ T4421] [ 78.874817][ T4421] stack backtrace: [ 78.880729][ T4421] CPU: 1 PID: 4421 Comm: syz.0.17 Not tainted syzkaller #0 [ 78.887938][ T4421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 78.898000][ T4421] Call Trace: [ 78.901292][ T4421] [ 78.904213][ T4421] dump_stack_lvl+0x188/0x24e [ 78.908885][ T4421] ? load_image+0x410/0x410 [ 78.913380][ T4421] ? show_regs_print_info+0x12/0x12 [ 78.918570][ T4421] ? print_circular_bug+0x12b/0x1a0 [ 78.923780][ T4421] check_noncircular+0x2f8/0x400 [ 78.928711][ T4421] ? print_deadlock_bug+0x5d0/0x5d0 [ 78.933900][ T4421] ? lockdep_lock+0xf1/0x1f0 [ 78.938484][ T4421] ? _find_first_zero_bit+0xd2/0x100 [ 78.943759][ T4421] __lock_acquire+0x3a03/0x7ea0 [ 78.948623][ T4421] ? is_bpf_text_address+0x28b/0x2a0 [ 78.953924][ T4421] ? mark_lock+0x94/0x320 [ 78.958259][ T4421] ? verify_lock_unused+0x140/0x140 [ 78.963454][ T4421] ? __lock_acquire+0x142d/0x7ea0 [ 78.968477][ T4421] lock_acquire+0x1bc/0x4a0 [ 78.972997][ T4421] ? ptp_clock_settime+0x174/0x280 [ 78.978102][ T4421] ? __might_sleep+0xd0/0xd0 [ 78.982680][ T4421] ? read_lock_is_recursive+0x10/0x10 [ 78.988055][ T4421] __mutex_lock+0x12d/0xae0 [ 78.992555][ T4421] ? ptp_clock_settime+0x174/0x280 [ 78.997657][ T4421] ? ptp_clock_settime+0x174/0x280 [ 79.002755][ T4421] ? mutex_lock_nested+0x10/0x10 [ 79.007687][ T4421] ? read_lock_is_recursive+0x10/0x10 [ 79.013079][ T4421] ? __might_fault+0xc2/0x120 [ 79.017748][ T4421] ? __might_fault+0xa6/0x120 [ 79.022418][ T4421] ? __fget_files+0x28/0x460 [ 79.027005][ T4421] ? __fget_files+0x3fc/0x460 [ 79.031679][ T4421] ? ptp_clock_getres+0x60/0x60 [ 79.036519][ T4421] ptp_clock_settime+0x174/0x280 [ 79.041446][ T4421] ? ptp_clock_getres+0x60/0x60 [ 79.046304][ T4421] pc_clock_settime+0x23c/0x2a0 [ 79.051149][ T4421] __x64_sys_clock_settime+0x25a/0x2a0 [ 79.056600][ T4421] ? lock_chain_count+0x20/0x20 [ 79.061444][ T4421] ? exit_itimers+0x4e0/0x4e0 [ 79.066113][ T4421] do_syscall_64+0x4c/0xa0 [ 79.070522][ T4421] ? clear_bhb_loop+0x60/0xb0 [ 79.075188][ T4421] ? clear_bhb_loop+0x60/0xb0 [ 79.079857][ T4421] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 79.085742][ T4421] RIP: 0033:0x7fe09299e159 [ 79.090146][ T4421] 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 [ 79.109742][ T4421] RSP: 002b:00007ffe4b130268 EFLAGS: 00000246 ORIG_RAX: 00000000000000e3 [ 79.118152][ T4421] RAX: ffffffffffffffda RBX: 00007fe092c25fa0 RCX: 00007fe09299e159 [ 79.126113][ T4421] RDX: 0000000000000000 RSI: 0000200000000140 RDI: 00000000fffffffb [ 79.134105][ T4421] RBP: 00007fe092a3506b R08: 0000000000000000 R09: 0000000000000000 [ 79.142064][ T4421] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 79.150024][ T4421] R13: 00007fe092c25fac R14: 00007fe092c25fa0 R15: 00007fe092c25fa0 [ 79.157993][ T4421]