Warning: Permanently added '10.128.1.171' (ED25519) to the list of known hosts. 2026/09/18 22:51:32 parsed 1 programs [ 108.449995][ T4491] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 110.329071][ T4322] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 110.339602][ T4322] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 110.347777][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 110.368333][ T4322] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 110.377126][ T4322] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 110.385140][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 112.115655][ T4660] chnl_net:caif_netlink_parms(): no params data found [ 112.175949][ T4660] bridge0: port 1(bridge_slave_0) entered blocking state [ 112.183210][ T4660] bridge0: port 1(bridge_slave_0) entered disabled state [ 112.192466][ T4660] device bridge_slave_0 entered promiscuous mode [ 112.201322][ T4660] bridge0: port 2(bridge_slave_1) entered blocking state [ 112.208725][ T4660] bridge0: port 2(bridge_slave_1) entered disabled state [ 112.217057][ T4660] device bridge_slave_1 entered promiscuous mode [ 112.246144][ T4660] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 112.258131][ T4660] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 112.310513][ T4660] team0: Port device team_slave_0 added [ 112.333429][ T4660] team0: Port device team_slave_1 added [ 112.417655][ T4660] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 112.425018][ T4660] 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. [ 112.451553][ T4660] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 112.471427][ T4660] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 112.482006][ T4660] 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. [ 112.508408][ T4660] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 112.563148][ T4660] device hsr_slave_0 entered promiscuous mode [ 112.570350][ T4660] device hsr_slave_1 entered promiscuous mode [ 113.209351][ T4660] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 113.234737][ T4660] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 113.245173][ T4660] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 113.281453][ T4660] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 113.410484][ T4660] 8021q: adding VLAN 0 to HW filter on device bond0 [ 113.425134][ T4322] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 113.434799][ T4322] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 113.447151][ T4660] 8021q: adding VLAN 0 to HW filter on device team0 [ 113.484429][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 113.496856][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 113.506602][ T144] bridge0: port 1(bridge_slave_0) entered blocking state [ 113.513971][ T144] bridge0: port 1(bridge_slave_0) entered forwarding state [ 113.524304][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 113.554530][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 113.566035][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 113.575031][ T154] bridge0: port 2(bridge_slave_1) entered blocking state [ 113.582251][ T154] bridge0: port 2(bridge_slave_1) entered forwarding state [ 113.592493][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 113.601605][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 113.614023][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 113.624935][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 113.636041][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 113.675100][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 113.686111][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 113.704989][ T4322] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 113.715168][ T4322] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 113.726138][ T4322] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 113.736004][ T4322] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 113.748228][ T4660] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 113.926020][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 113.942224][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 113.965494][ T4660] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 114.007285][ T4322] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 114.019652][ T4322] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 114.097521][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 114.106612][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 114.117749][ T4660] device veth0_vlan entered promiscuous mode [ 114.143690][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 114.151737][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 114.180833][ T4660] device veth1_vlan entered promiscuous mode [ 114.209384][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 114.220314][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 114.245853][ T4660] device veth0_macvtap entered promiscuous mode [ 114.266234][ T4660] device veth1_macvtap entered promiscuous mode [ 114.300965][ T4660] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 114.309211][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 114.319900][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 114.328928][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 114.339277][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 114.360374][ T4660] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 114.369889][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 114.379878][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 114.392395][ T4660] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 114.401244][ T4660] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 114.411070][ T4660] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 114.420911][ T4660] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 2026/09/18 22:51:45 executed programs: 0 [ 116.694634][ T4805] chnl_net:caif_netlink_parms(): no params data found [ 116.721787][ T155] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 116.790529][ T4805] bridge0: port 1(bridge_slave_0) entered blocking state [ 116.798604][ T4805] bridge0: port 1(bridge_slave_0) entered disabled state [ 116.809542][ T4805] device bridge_slave_0 entered promiscuous mode [ 116.818854][ T4805] bridge0: port 2(bridge_slave_1) entered blocking state [ 116.828822][ T4805] bridge0: port 2(bridge_slave_1) entered disabled state [ 116.837986][ T4805] device bridge_slave_1 entered promiscuous mode [ 116.873919][ T4805] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 116.886281][ T4805] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 116.917123][ T4805] team0: Port device team_slave_0 added [ 116.926390][ T4805] team0: Port device team_slave_1 added [ 116.950171][ T4805] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 116.957911][ T4805] 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. [ 116.985322][ T4805] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 116.999060][ T4805] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 117.006606][ T4805] 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. [ 117.034676][ T4805] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 117.075561][ T4805] device hsr_slave_0 entered promiscuous mode [ 117.083928][ T4805] device hsr_slave_1 entered promiscuous mode [ 117.094561][ T4805] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 117.102342][ T4805] Cannot create hsr debugfs directory [ 118.512012][ T23] Bluetooth: hci0: command 0x0409 tx timeout [ 118.961807][ T155] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 119.029350][ T155] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 119.093699][ T155] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 119.984591][ T4805] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 119.996575][ T4805] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 120.008778][ T4805] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 120.038937][ T4805] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 120.138627][ T4805] 8021q: adding VLAN 0 to HW filter on device bond0 [ 120.156349][ T4322] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 120.169167][ T4322] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 120.181186][ T4805] 8021q: adding VLAN 0 to HW filter on device team0 [ 120.194875][ T155] device hsr_slave_0 left promiscuous mode [ 120.202992][ T155] device hsr_slave_1 left promiscuous mode [ 120.209741][ T155] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 120.218511][ T155] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 120.227947][ T155] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 120.236717][ T155] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 120.244959][ T155] device bridge_slave_1 left promiscuous mode [ 120.251543][ T155] bridge0: port 2(bridge_slave_1) entered disabled state [ 120.261069][ T155] device bridge_slave_0 left promiscuous mode [ 120.268119][ T155] bridge0: port 1(bridge_slave_0) entered disabled state [ 120.279725][ T155] device veth1_macvtap left promiscuous mode [ 120.286280][ T155] device veth0_macvtap left promiscuous mode [ 120.293489][ T155] device veth1_vlan left promiscuous mode [ 120.299500][ T155] device veth0_vlan left promiscuous mode [ 120.470947][ T155] team0 (unregistering): Port device team_slave_1 removed [ 120.489382][ T155] team0 (unregistering): Port device team_slave_0 removed [ 120.505168][ T155] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 120.521036][ T155] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 120.591173][ T155] bond0 (unregistering): Released all slaves [ 120.603312][ T4306] Bluetooth: hci0: command 0x041b tx timeout [ 120.658400][ T4322] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 120.667383][ T4322] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 120.677038][ T4322] bridge0: port 1(bridge_slave_0) entered blocking state [ 120.684188][ T4322] bridge0: port 1(bridge_slave_0) entered forwarding state [ 120.698142][ T4322] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 120.711749][ T4322] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 120.724970][ T4322] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 120.734511][ T4322] bridge0: port 2(bridge_slave_1) entered blocking state [ 120.742048][ T4322] bridge0: port 2(bridge_slave_1) entered forwarding state [ 120.776817][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 120.786789][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 120.827371][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 120.839807][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 120.849158][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 120.861816][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 120.871149][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 120.883216][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 120.895597][ T4805] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 120.910556][ T4805] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 120.922896][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 120.942367][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 120.969598][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 121.128196][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 121.140475][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 121.155752][ T4805] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 121.210083][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 121.221387][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 121.265195][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 121.279220][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 121.303625][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 121.311820][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 121.336491][ T4805] device veth0_vlan entered promiscuous mode [ 121.366151][ T4805] device veth1_vlan entered promiscuous mode [ 121.395487][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 121.407557][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 121.416828][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 121.444575][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 121.465551][ T4805] device veth0_macvtap entered promiscuous mode [ 121.485798][ T4805] device veth1_macvtap entered promiscuous mode [ 121.518745][ T4805] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 121.528135][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 121.537795][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 121.549318][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 121.559179][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 121.572910][ T4805] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 121.585061][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 121.594441][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 121.605635][ T4805] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 121.616207][ T4805] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 121.627371][ T4805] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 121.636928][ T4805] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 121.718603][ T154] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 121.743362][ T154] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 2026/09/18 22:51:50 executed programs: 2 [ 121.764667][ T4322] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 121.779128][ T4322] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 121.789580][ T4322] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 121.800092][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 121.889304][ T5028] loop0: detected capacity change from 0 to 64 [ 121.908361][ T5028] ======================================================= [ 121.908361][ T5028] WARNING: The mand mount option has been deprecated and [ 121.908361][ T5028] and is ignored by this kernel. Remove the mand [ 121.908361][ T5028] option from the mount to silence this warning. [ 121.908361][ T5028] ======================================================= [ 122.746107][ T4322] attempt to access beyond end of device [ 122.746107][ T4322] loop0: rw=1, want=4169, limit=64 [ 122.761639][ T4306] Bluetooth: hci0: command 0x040f tx timeout [ 122.795231][ T4322] attempt to access beyond end of device [ 122.795231][ T4322] loop0: rw=1, want=4170, limit=64 [ 122.807176][ T4322] Buffer I/O error on dev loop0, logical block 4169, lost async page write [ 122.817439][ T4322] attempt to access beyond end of device [ 122.817439][ T4322] loop0: rw=1, want=4171, limit=64 [ 122.830197][ T4322] Buffer I/O error on dev loop0, logical block 4170, lost async page write [ 122.842857][ T4322] attempt to access beyond end of device [ 122.842857][ T4322] loop0: rw=1, want=4173, limit=64 [ 122.854346][ T4322] Buffer I/O error on dev loop0, logical block 4172, lost async page write [ 122.864530][ T4322] attempt to access beyond end of device [ 122.864530][ T4322] loop0: rw=1, want=4174, limit=64 [ 122.876247][ T4322] Buffer I/O error on dev loop0, logical block 4173, lost async page write [ 122.886979][ T4322] attempt to access beyond end of device [ 122.886979][ T4322] loop0: rw=1, want=4175, limit=64 [ 122.898119][ T4322] Buffer I/O error on dev loop0, logical block 4174, lost async page write [ 122.908879][ T4322] attempt to access beyond end of device [ 122.908879][ T4322] loop0: rw=1, want=4176, limit=64 [ 122.921612][ T4322] Buffer I/O error on dev loop0, logical block 4175, lost async page write [ 122.932018][ T4322] attempt to access beyond end of device [ 122.932018][ T4322] loop0: rw=1, want=4177, limit=64 [ 122.944839][ T4322] Buffer I/O error on dev loop0, logical block 4176, lost async page write [ 122.953880][ T4322] attempt to access beyond end of device [ 122.953880][ T4322] loop0: rw=1, want=4178, limit=64 [ 122.966151][ T4322] Buffer I/O error on dev loop0, logical block 4177, lost async page write [ 122.975593][ T4322] attempt to access beyond end of device [ 122.975593][ T4322] loop0: rw=1, want=4194, limit=64 [ 122.988628][ T4322] Buffer I/O error on dev loop0, logical block 4356, lost async page write [ 123.001323][ T4322] Buffer I/O error on dev loop0, logical block 4357, lost async page write [ 123.410774][ T5042] loop0: detected capacity change from 0 to 64 [ 124.148347][ T5042] [ 124.150976][ T5042] ============================================ [ 124.157957][ T5042] WARNING: possible recursive locking detected [ 124.164123][ T5042] syzkaller #0 Not tainted [ 124.168543][ T5042] -------------------------------------------- [ 124.174845][ T5042] syz.0.17/5042 is trying to acquire lock: [ 124.181543][ T5042] ffff88807de1e0b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfs_find_init+0x14e/0x1d0 [ 124.192896][ T5042] [ 124.192896][ T5042] but task is already holding lock: [ 124.200889][ T5042] ffff88807de1e0b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfs_find_init+0x14e/0x1d0 [ 124.211116][ T5042] [ 124.211116][ T5042] other info that might help us debug this: [ 124.220668][ T5042] Possible unsafe locking scenario: [ 124.220668][ T5042] [ 124.228127][ T5042] CPU0 [ 124.231415][ T5042] ---- [ 124.234723][ T5042] lock(&tree->tree_lock/1); [ 124.239525][ T5042] lock(&tree->tree_lock/1); [ 124.244291][ T5042] [ 124.244291][ T5042] *** DEADLOCK *** [ 124.244291][ T5042] [ 124.252937][ T5042] May be due to missing lock nesting notation [ 124.252937][ T5042] [ 124.261393][ T5042] 6 locks held by syz.0.17/5042: [ 124.267443][ T5042] #0: ffff8880795bdc70 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0x2bf/0x370 [ 124.277433][ T5042] #1: ffff88807b07c460 (sb_writers#13){.+.+}-{0:0}, at: vfs_write+0x296/0xd70 [ 124.286669][ T5042] #2: ffff88807adc9628 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: generic_file_write_iter+0x7e/0x1b0 [ 124.298863][ T5042] #3: ffff88807adc9478 (&HFS_I(inode)->extents_lock){+.+.}-{3:3}, at: hfs_extend_file+0xe7/0x1380 [ 124.311514][ T5042] #4: ffff88807de1e0b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfs_find_init+0x14e/0x1d0 [ 124.323339][ T5042] #5: ffff88807adc80f8 (&HFS_I(tree->inode)->extents_lock){+.+.}-{3:3}, at: hfs_extend_file+0xe7/0x1380 [ 124.334838][ T5042] [ 124.334838][ T5042] stack backtrace: [ 124.340750][ T5042] CPU: 0 PID: 5042 Comm: syz.0.17 Not tainted syzkaller #0 [ 124.348087][ T5042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 124.358187][ T5042] Call Trace: [ 124.361677][ T5042] [ 124.364806][ T5042] dump_stack_lvl+0x188/0x250 [ 124.369513][ T5042] ? show_regs_print_info+0x20/0x20 [ 124.374941][ T5042] ? load_image+0x410/0x410 [ 124.379456][ T5042] __lock_acquire+0x1247/0x7b50 [ 124.384507][ T5042] ? __lock_acquire+0x7b50/0x7b50 [ 124.389957][ T5042] ? mark_lock+0x94/0x320 [ 124.394318][ T5042] ? verify_lock_unused+0x140/0x140 [ 124.399650][ T5042] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 124.405850][ T5042] ? lock_chain_count+0x20/0x20 [ 124.411604][ T5042] ? __rwlock_init+0x140/0x140 [ 124.416584][ T5042] ? _raw_spin_unlock_irqrestore+0x82/0x120 [ 124.422841][ T5042] ? lockdep_hardirqs_on+0x94/0x140 [ 124.428302][ T5042] lock_acquire+0x19e/0x400 [ 124.432863][ T5042] ? hfs_find_init+0x14e/0x1d0 [ 124.437668][ T5042] ? __might_sleep+0xf0/0xf0 [ 124.442459][ T5042] ? read_lock_is_recursive+0x10/0x10 [ 124.447944][ T5042] ? __kasan_kmalloc+0xc6/0xe0 [ 124.452854][ T5042] ? __kasan_kmalloc+0xaf/0xe0 [ 124.457643][ T5042] ? hfs_find_init+0x83/0x1d0 [ 124.462337][ T5042] ? hfs_bmap_reserve+0x104/0x420 [ 124.467377][ T5042] ? __hfs_ext_write_extent+0x1fc/0x470 [ 124.472947][ T5042] ? __hfs_ext_cache_extent+0x6e/0x9a0 [ 124.478543][ T5042] ? hfs_get_block+0x3fe/0xbe0 [ 124.483555][ T5042] __mutex_lock_common+0x1e5/0x2400 [ 124.488822][ T5042] ? hfs_find_init+0x14e/0x1d0 [ 124.493610][ T5042] ? hfs_find_init+0x14e/0x1d0 [ 124.498390][ T5042] ? mutex_lock_io_nested+0x60/0x60 [ 124.503749][ T5042] mutex_lock_nested+0x17/0x20 [ 124.508632][ T5042] hfs_find_init+0x14e/0x1d0 [ 124.513303][ T5042] hfs_extend_file+0x339/0x1380 [ 124.518172][ T5042] ? hfs_get_block+0xbe0/0xbe0 [ 124.522960][ T5042] ? __hfs_brec_find+0x32a/0x510 [ 124.528029][ T5042] ? do_raw_spin_unlock+0x11d/0x230 [ 124.533349][ T5042] ? hfs_brec_find+0x3c9/0x500 [ 124.538233][ T5042] hfs_bmap_reserve+0x104/0x420 [ 124.543199][ T5042] __hfs_ext_write_extent+0x1fc/0x470 [ 124.548738][ T5042] __hfs_ext_cache_extent+0x6e/0x9a0 [ 124.554685][ T5042] ? mutex_lock_nested+0x17/0x20 [ 124.559682][ T5042] ? hfs_find_init+0x14e/0x1d0 [ 124.564461][ T5042] hfs_extend_file+0x378/0x1380 [ 124.569320][ T5042] ? hfs_get_block+0xbe0/0xbe0 [ 124.574113][ T5042] ? hfs_get_block+0x93b/0xbe0 [ 124.579048][ T5042] ? pagevec_lookup_range+0x30/0x70 [ 124.584259][ T5042] ? clean_bdev_aliases+0x762/0x8a0 [ 124.589476][ T5042] hfs_get_block+0x3fe/0xbe0 [ 124.594086][ T5042] ? hfs_free_extents+0x430/0x430 [ 124.599298][ T5042] ? do_raw_spin_unlock+0x11d/0x230 [ 124.604993][ T5042] ? create_page_buffers+0x238/0x320 [ 124.610582][ T5042] __block_write_begin_int+0x565/0x15d0 [ 124.616952][ T5042] ? hfs_free_extents+0x430/0x430 [ 124.622004][ T5042] ? page_zero_new_buffers+0x490/0x490 [ 124.628482][ T5042] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 124.634589][ T5042] ? lock_chain_count+0x20/0x20 [ 124.639475][ T5042] ? do_user_addr_fault+0x69f/0xc90 [ 124.644950][ T5042] ? wait_for_stable_page+0xd9/0x110 [ 124.650268][ T5042] cont_write_begin+0x598/0x7b0 [ 124.655365][ T5042] ? lockdep_hardirqs_on+0x94/0x140 [ 124.660591][ T5042] ? generic_cont_expand_simple+0x1a0/0x1a0 [ 124.666596][ T5042] ? __get_user_nocheck_1+0x6/0x10 [ 124.671731][ T5042] hfs_write_begin+0x92/0xe0 [ 124.676467][ T5042] ? hfs_free_extents+0x430/0x430 [ 124.681506][ T5042] generic_perform_write+0x2b6/0x550 [ 124.686826][ T5042] ? atime_needs_update+0x770/0x770 [ 124.692856][ T5042] ? grab_cache_page_write_begin+0xa0/0xa0 [ 124.698712][ T5042] ? file_remove_privs+0x5d0/0x5d0 [ 124.703849][ T5042] ? rwsem_write_trylock+0x135/0x1c0 [ 124.709980][ T5042] ? clear_nonspinnable+0x60/0x60 [ 124.715226][ T5042] __generic_file_write_iter+0x261/0x4e0 [ 124.721403][ T5042] ? generic_write_checks+0x39c/0x460 [ 124.728865][ T5042] generic_file_write_iter+0xa6/0x1b0 [ 124.734654][ T5042] vfs_write+0x748/0xd70 [ 124.738935][ T5042] ? file_end_write+0x250/0x250 [ 124.744114][ T5042] ? mutex_lock_nested+0x17/0x20 [ 124.749293][ T5042] ? __fdget_pos+0x2bf/0x370 [ 124.753991][ T5042] ? ksys_write+0x70/0x260 [ 124.758798][ T5042] ksys_write+0x153/0x260 [ 124.763148][ T5042] ? __ia32_sys_read+0x80/0x80 [ 124.768011][ T5042] ? lockdep_hardirqs_on+0x94/0x140 [ 124.773364][ T5042] do_syscall_64+0x4c/0xa0 [ 124.777963][ T5042] ? clear_bhb_loop+0x30/0x80 [ 124.782676][ T5042] ? clear_bhb_loop+0x30/0x80 [ 124.787569][ T5042] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 124.793943][ T5042] RIP: 0033:0x7f0247afb3b9 [ 124.798941][ T5042] 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 [ 124.818989][ T5042] RSP: 002b:00007f0246d69028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 124.827412][ T5042] RAX: ffffffffffffffda RBX: 00007f0247d00fa0 RCX: 00007f0247afb3b9 [ 124.835560][ T5042] RDX: 00000000ffffff6a RSI: 0000000020000000 RDI: 0000000000000004 [ 124.842680][ T4214] Bluetooth: hci0: command 0x0419 tx timeout [ 124.843562][ T5042] RBP: 00007f0247b869d4 R08: 0000000000000000 R09: 0000000000000000 [ 124.857617][ T5042] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 124.865737][ T5042] R13: 0000000000000000 R14: 00007f0247d00fa0 R15: 00007ffe8cb671b8 [ 124.873768][ T5042] [ 132.913603][ T1421] ieee802154 phy0 wpan0: encryption failed: -22 [ 132.920074][ T1421] ieee802154 phy1 wpan1: encryption failed: -22