Warning: Permanently added '10.128.1.211' (ED25519) to the list of known hosts. 1970/01/01 00:00:31 parsed 1 programs [ 33.036765][ T4323] cgroup: Unknown subsys name 'net' [ 33.282846][ T4323] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 33.577503][ T4323] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 38.526296][ T55] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 38.527477][ T55] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 38.529955][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 38.537530][ T55] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 38.538782][ T55] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 38.540613][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 38.655555][ T4381] chnl_net:caif_netlink_parms(): no params data found [ 38.673347][ T4381] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.674593][ T4381] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.676177][ T4381] device bridge_slave_0 entered promiscuous mode [ 38.678522][ T4381] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.679613][ T4381] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.681686][ T4381] device bridge_slave_1 entered promiscuous mode [ 38.688472][ T4381] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 38.691027][ T4381] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 38.697171][ T4381] team0: Port device team_slave_0 added [ 38.698901][ T4381] team0: Port device team_slave_1 added [ 38.704254][ T4381] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 38.705364][ T4381] 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. [ 38.709478][ T4381] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 38.712469][ T4381] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 38.713545][ T4381] 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. [ 38.717803][ T4381] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 38.781442][ T4381] device hsr_slave_0 entered promiscuous mode [ 38.820352][ T4381] device hsr_slave_1 entered promiscuous mode [ 38.910245][ T4381] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 38.931817][ T4381] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 38.962062][ T4381] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 39.023060][ T4381] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 39.088591][ T4381] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.089829][ T4381] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.091389][ T4381] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.092466][ T4381] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.109772][ T4381] 8021q: adding VLAN 0 to HW filter on device bond0 [ 39.113826][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.116051][ T39] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.118167][ T39] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.134542][ T4381] 8021q: adding VLAN 0 to HW filter on device team0 [ 39.137529][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 39.139700][ T39] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.140873][ T39] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.144452][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 39.146127][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 39.147616][ T39] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.148744][ T39] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.152267][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 39.155073][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 39.157499][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 39.159498][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 39.165232][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 39.179306][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 39.182385][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 39.185358][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 39.186829][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 39.189499][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 39.192403][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 39.194957][ T4381] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 39.245144][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 39.246357][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 39.250501][ T4381] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 39.256599][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 39.258283][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 39.265956][ T4381] device veth0_vlan entered promiscuous mode [ 39.268711][ T4381] device veth1_vlan entered promiscuous mode [ 39.281642][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 39.283583][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 39.285092][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 39.286686][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 39.288031][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 39.295887][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 39.297459][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 39.298935][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 39.302574][ T4381] device veth0_macvtap entered promiscuous mode [ 39.304951][ T4381] device veth1_macvtap entered promiscuous mode [ 39.309628][ T4381] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 39.315048][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 39.316674][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 39.318210][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 39.319688][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 39.333781][ T4381] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 39.336006][ T4381] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.337321][ T4381] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.338674][ T4381] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.339985][ T4381] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.345473][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 39.347548][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 39.434650][ T4419] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 39.436418][ T4419] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 39.437762][ T4419] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 39.439372][ T4419] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 39.440841][ T4419] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 39.442315][ T4419] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 1970/01/01 00:00:40 executed programs: 0 [ 40.054736][ T4419] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 40.056308][ T4419] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 40.057791][ T4419] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 40.059414][ T4419] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 40.061243][ T4419] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 40.062524][ T4419] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 40.371705][ T4432] chnl_net:caif_netlink_parms(): no params data found [ 40.386447][ T4432] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.387715][ T4432] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.389148][ T4432] device bridge_slave_0 entered promiscuous mode [ 40.462250][ T4432] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.463412][ T4432] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.464957][ T4432] device bridge_slave_1 entered promiscuous mode [ 40.484226][ T4432] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 40.486659][ T4432] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 40.494162][ T4432] team0: Port device team_slave_0 added [ 40.496314][ T4432] team0: Port device team_slave_1 added [ 40.502084][ T4432] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 40.503215][ T4432] 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. [ 40.507378][ T4432] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 40.509774][ T4432] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 40.511045][ T4432] 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. [ 40.514732][ T4432] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 40.731286][ T4432] device hsr_slave_0 entered promiscuous mode [ 40.780327][ T4432] device hsr_slave_1 entered promiscuous mode [ 40.820189][ T4432] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 40.821586][ T4432] Cannot create hsr debugfs directory [ 41.201533][ T4432] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 42.090534][ T4419] Bluetooth: hci0: command 0x0409 tx timeout [ 44.170220][ T4419] Bluetooth: hci0: command 0x041b tx timeout [ 44.412003][ T4432] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 45.070929][ T4432] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 45.172743][ T4432] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 45.455646][ T4432] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 45.542403][ T4432] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 45.581235][ T4432] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 45.651719][ T4432] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 45.771259][ T4432] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.774589][ T4434] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.776036][ T4434] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.778557][ T4432] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.781087][ T4434] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.782685][ T4434] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.784097][ T4434] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.785154][ T4434] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.786940][ T4434] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.789417][ T4434] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.792503][ T4434] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.793869][ T4434] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.794898][ T4434] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.799438][ T9] device hsr_slave_0 left promiscuous mode [ 45.830198][ T9] device hsr_slave_1 left promiscuous mode [ 45.940203][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 45.941446][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 45.942958][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 45.944095][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 45.945446][ T9] device bridge_slave_1 left promiscuous mode [ 45.946562][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.990930][ T9] device bridge_slave_0 left promiscuous mode [ 45.992023][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.130379][ T9] device veth1_macvtap left promiscuous mode [ 46.131479][ T9] device veth0_macvtap left promiscuous mode [ 46.132414][ T9] device veth1_vlan left promiscuous mode [ 46.133700][ T9] device veth0_vlan left promiscuous mode [ 46.260235][ T4419] Bluetooth: hci0: command 0x040f tx timeout [ 48.321920][ T9] team0 (unregistering): Port device team_slave_1 removed [ 48.330343][ T4419] Bluetooth: hci0: command 0x0419 tx timeout [ 48.530775][ T9] team0 (unregistering): Port device team_slave_0 removed [ 48.700517][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 48.910606][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 50.590927][ T9] bond0 (unregistering): Released all slaves [ 50.921891][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 50.925285][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 50.929477][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 50.931608][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 50.933134][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 50.935594][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 50.937137][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 50.940705][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 50.943184][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 50.945730][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 50.947310][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 50.949578][ T4432] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 50.999394][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 51.001639][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 51.005016][ T4432] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 51.012490][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 51.014066][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 51.019075][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 51.021696][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 51.023230][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 51.025009][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 51.027449][ T4432] device veth0_vlan entered promiscuous mode [ 51.030552][ T4432] device veth1_vlan entered promiscuous mode [ 51.037032][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 51.038546][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 51.039924][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 51.042713][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 51.046499][ T4432] device veth0_macvtap entered promiscuous mode [ 51.048709][ T4432] device veth1_macvtap entered promiscuous mode [ 51.054029][ T4432] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 51.056272][ T4432] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 51.058335][ T4432] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.059550][ T4432] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.062836][ T4432] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.064156][ T4432] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.066328][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 51.067798][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 51.069136][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 51.071050][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 51.072469][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 51.073980][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 51.095616][ T55] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 51.096824][ T55] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 51.098154][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 51.106461][ T55] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 51.107612][ T55] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 51.108944][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 51.171998][ T4454] loop0: detected capacity change from 0 to 1024 [ 51.184457][ T4454] [ 51.184851][ T4454] ====================================================== [ 51.186038][ T4454] WARNING: possible circular locking dependency detected [ 51.187093][ T4454] syzkaller #0 Not tainted [ 51.187785][ T4454] ------------------------------------------------------ [ 51.188799][ T4454] syz.0.17/4454 is trying to acquire lock: [ 51.189654][ T4454] ffff0000ce9f0108 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{3:3}, at: hfsplus_file_extend+0x18c/0x13b4 [ 51.191298][ T4454] [ 51.191298][ T4454] but task is already holding lock: [ 51.192414][ T4454] ffff0000cbf640b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfsplus_find_init+0x144/0x1bc [ 51.193942][ T4454] [ 51.193942][ T4454] which lock already depends on the new lock. [ 51.193942][ T4454] [ 51.195515][ T4454] [ 51.195515][ T4454] the existing dependency chain (in reverse order) is: [ 51.196769][ T4454] [ 51.196769][ T4454] -> #1 (&tree->tree_lock/1){+.+.}-{3:3}: [ 51.198008][ T4454] __mutex_lock_common+0x190/0x1f60 [ 51.198821][ T4454] mutex_lock_nested+0x38/0x44 [ 51.199569][ T4454] hfsplus_find_init+0x144/0x1bc [ 51.200405][ T4454] hfsplus_file_truncate+0x2ec/0x9ac [ 51.201340][ T4454] hfsplus_setattr+0x18c/0x258 [ 51.202138][ T4454] notify_change+0xb0c/0xdcc [ 51.202995][ T4454] do_truncate+0x188/0x20c [ 51.203749][ T4454] vfs_truncate+0x23c/0x2b0 [ 51.204518][ T4454] do_sys_truncate+0xec/0x1b4 [ 51.205264][ T4454] __arm64_sys_truncate+0x5c/0x70 [ 51.206017][ T4454] invoke_syscall+0x98/0x2b4 [ 51.206770][ T4454] el0_svc_common+0x138/0x258 [ 51.207529][ T4454] do_el0_svc+0x58/0x130 [ 51.208247][ T4454] el0_svc+0x58/0x128 [ 51.208910][ T4454] el0t_64_sync_handler+0x84/0xf0 [ 51.209748][ T4454] el0t_64_sync+0x18c/0x190 [ 51.210441][ T4454] [ 51.210441][ T4454] -> #0 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{3:3}: [ 51.212077][ T4454] __lock_acquire+0x2880/0x6800 [ 51.213005][ T4454] lock_acquire+0x20c/0x63c [ 51.213839][ T4454] __mutex_lock_common+0x190/0x1f60 [ 51.214702][ T4454] mutex_lock_nested+0x38/0x44 [ 51.215517][ T4454] hfsplus_file_extend+0x18c/0x13b4 [ 51.216360][ T4454] hfsplus_bmap_reserve+0xe8/0x494 [ 51.217233][ T4454] __hfsplus_ext_write_extent+0x1e0/0x49c [ 51.218180][ T4454] __hfsplus_ext_cache_extent+0x84/0xa84 [ 51.219108][ T4454] hfsplus_file_extend+0x3bc/0x13b4 [ 51.219990][ T4454] hfsplus_get_block+0x324/0x11a0 [ 51.220841][ T4454] __block_write_begin_int+0x350/0x1388 [ 51.221818][ T4454] cont_write_begin+0x53c/0x780 [ 51.222615][ T4454] hfsplus_write_begin+0x98/0xe4 [ 51.223431][ T4454] generic_perform_write+0x234/0x4f4 [ 51.224307][ T4454] __generic_file_write_iter+0x130/0x250 [ 51.225487][ T4454] generic_file_write_iter+0xb4/0x2b0 [ 51.226415][ T4454] vfs_write+0x3ec/0x7f0 [ 51.227057][ T4454] ksys_write+0x12c/0x224 [ 51.227785][ T4454] __arm64_sys_write+0x7c/0x90 [ 51.228562][ T4454] invoke_syscall+0x98/0x2b4 [ 51.229395][ T4454] el0_svc_common+0x138/0x258 [ 51.230303][ T4454] do_el0_svc+0x58/0x130 [ 51.231091][ T4454] el0_svc+0x58/0x128 [ 51.231818][ T4454] el0t_64_sync_handler+0x84/0xf0 [ 51.232684][ T4454] el0t_64_sync+0x18c/0x190 [ 51.233469][ T4454] [ 51.233469][ T4454] other info that might help us debug this: [ 51.233469][ T4454] [ 51.235020][ T4454] Possible unsafe locking scenario: [ 51.235020][ T4454] [ 51.236107][ T4454] CPU0 CPU1 [ 51.236896][ T4454] ---- ---- [ 51.237702][ T4454] lock(&tree->tree_lock/1); [ 51.238397][ T4454] lock(&HFSPLUS_I(inode)->extents_lock); [ 51.239604][ T4454] lock(&tree->tree_lock/1); [ 51.240742][ T4454] lock(&HFSPLUS_I(inode)->extents_lock); [ 51.241609][ T4454] [ 51.241609][ T4454] *** DEADLOCK *** [ 51.241609][ T4454] [ 51.242804][ T4454] 4 locks held by syz.0.17/4454: [ 51.243577][ T4454] #0: ffff0000cbf62460 (sb_writers#12){.+.+}-{0:0}, at: vfs_write+0x244/0x7f0 [ 51.244915][ T4454] #1: ffff0000ce9f24c0 (&sb->s_type->i_mutex_key#20){+.+.}-{3:3}, at: generic_file_write_iter+0x84/0x2b0 [ 51.246724][ T4454] #2: ffff0000ce9f22c8 (&hip->extents_lock){+.+.}-{3:3}, at: hfsplus_file_extend+0x18c/0x13b4 [ 51.248307][ T4454] #3: ffff0000cbf640b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfsplus_find_init+0x144/0x1bc [ 51.249723][ T4454] [ 51.249723][ T4454] stack backtrace: [ 51.250649][ T4454] CPU: 1 PID: 4454 Comm: syz.0.17 Not tainted syzkaller #0 [ 51.251748][ T4454] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 51.253239][ T4454] Call trace: [ 51.253758][ T4454] dump_backtrace+0x1c0/0x1ec [ 51.254508][ T4454] show_stack+0x2c/0x3c [ 51.255116][ T4454] __dump_stack+0x30/0x40 [ 51.255807][ T4454] dump_stack_lvl+0xf4/0x15c [ 51.256519][ T4454] dump_stack+0x1c/0x5c [ 51.257174][ T4454] print_circular_bug+0x148/0x1b0 [ 51.257873][ T4454] check_noncircular+0x264/0x2f8 [ 51.258653][ T4454] __lock_acquire+0x2880/0x6800 [ 51.259385][ T4454] lock_acquire+0x20c/0x63c [ 51.260071][ T4454] __mutex_lock_common+0x190/0x1f60 [ 51.260819][ T4454] mutex_lock_nested+0x38/0x44 [ 51.261550][ T4454] hfsplus_file_extend+0x18c/0x13b4 [ 51.262343][ T4454] hfsplus_bmap_reserve+0xe8/0x494 [ 51.263222][ T4454] __hfsplus_ext_write_extent+0x1e0/0x49c [ 51.264106][ T4454] __hfsplus_ext_cache_extent+0x84/0xa84 [ 51.265012][ T4454] hfsplus_file_extend+0x3bc/0x13b4 [ 51.265778][ T4454] hfsplus_get_block+0x324/0x11a0 [ 51.266540][ T4454] __block_write_begin_int+0x350/0x1388 [ 51.267327][ T4454] cont_write_begin+0x53c/0x780 [ 51.268093][ T4454] hfsplus_write_begin+0x98/0xe4 [ 51.268831][ T4454] generic_perform_write+0x234/0x4f4 [ 51.269617][ T4454] __generic_file_write_iter+0x130/0x250 [ 51.270472][ T4454] generic_file_write_iter+0xb4/0x2b0 [ 51.271274][ T4454] vfs_write+0x3ec/0x7f0 [ 51.271853][ T4454] ksys_write+0x12c/0x224 [ 51.272507][ T4454] __arm64_sys_write+0x7c/0x90 [ 51.273175][ T4454] invoke_syscall+0x98/0x2b4 [ 51.273838][ T4454] el0_svc_common+0x138/0x258 [ 51.274550][ T4454] do_el0_svc+0x58/0x130 [ 51.275126][ T4454] el0_svc+0x58/0x128 [ 51.275662][ T4454] el0t_64_sync_handler+0x84/0xf0 [ 51.276389][ T4454] el0t_64_sync+0x18c/0x190 [ 51.283907][ T4448] hfsplus: b-tree write err: -5, ino 3