Warning: Permanently added '10.128.0.223' (ED25519) to the list of known hosts. 2026/03/04 07:50:42 parsed 1 programs [ 78.215844][ T4270] cgroup: Unknown subsys name 'net' [ 78.351680][ T4270] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 79.889293][ T4270] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 83.060474][ T56] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 83.070490][ T56] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 83.082604][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 83.103376][ T4310] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 83.112423][ T4310] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 83.123114][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 83.787895][ T4335] chnl_net:caif_netlink_parms(): no params data found [ 83.860621][ T4335] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.868659][ T4335] bridge0: port 1(bridge_slave_0) entered disabled state [ 83.878085][ T4335] device bridge_slave_0 entered promiscuous mode [ 83.888658][ T4335] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.895917][ T4335] bridge0: port 2(bridge_slave_1) entered disabled state [ 83.903763][ T4335] device bridge_slave_1 entered promiscuous mode [ 83.932006][ T4335] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 83.943325][ T4335] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 83.969333][ T4335] team0: Port device team_slave_0 added [ 83.977349][ T4335] team0: Port device team_slave_1 added [ 84.006960][ T4335] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 84.013936][ T4335] 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. [ 84.039972][ T4335] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 84.052799][ T4335] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 84.060074][ T4335] 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. [ 84.086213][ T4335] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 84.129290][ T4335] device hsr_slave_0 entered promiscuous mode [ 84.137173][ T4335] device hsr_slave_1 entered promiscuous mode [ 84.260336][ T4335] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 84.270799][ T4335] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 84.281079][ T4335] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 84.290344][ T4335] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 84.390663][ T4335] 8021q: adding VLAN 0 to HW filter on device bond0 [ 84.416051][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 84.424314][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 84.459118][ T4335] 8021q: adding VLAN 0 to HW filter on device team0 [ 84.468827][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 84.478375][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 84.487582][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.494845][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 84.506742][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 84.525995][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 84.537206][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 84.547928][ T4310] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.555040][ T4310] bridge0: port 2(bridge_slave_1) entered forwarding state [ 84.577093][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 84.588497][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 84.600226][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 84.610738][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 84.622955][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 84.631959][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 84.640911][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 84.660631][ T4335] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 84.671807][ T4335] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 84.690291][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 84.699754][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 84.708141][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 84.943167][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 84.951512][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 84.964364][ T4335] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 84.982392][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 85.007642][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 85.016236][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 85.024050][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 85.040333][ T4335] device veth0_vlan entered promiscuous mode [ 85.051971][ T4335] device veth1_vlan entered promiscuous mode [ 85.073414][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 85.081857][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 85.090186][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 85.108724][ T4335] device veth0_macvtap entered promiscuous mode [ 85.117147][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 85.127890][ T4335] device veth1_macvtap entered promiscuous mode [ 85.146121][ T4335] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 85.163862][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 85.172536][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 85.183910][ T4335] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 85.194630][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 85.204031][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 85.221825][ T4335] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.230833][ T4335] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.239698][ T4335] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.248501][ T4335] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.497979][ T4354] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 85.510144][ T4354] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 85.517927][ T4354] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 85.528129][ T4354] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 85.547063][ T4354] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 85.554286][ T4354] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 85.742104][ T9] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/03/04 07:50:52 executed programs: 0 [ 86.482967][ T4354] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 86.491298][ T4354] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 86.499872][ T4354] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 86.510716][ T4354] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 86.518577][ T4354] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 86.525901][ T4354] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 86.577149][ T127] cfg80211: failed to load regulatory.db [ 86.658081][ T4368] chnl_net:caif_netlink_parms(): no params data found [ 86.705990][ T4368] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.713157][ T4368] bridge0: port 1(bridge_slave_0) entered disabled state [ 86.721410][ T4368] device bridge_slave_0 entered promiscuous mode [ 86.730643][ T4368] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.737958][ T4368] bridge0: port 2(bridge_slave_1) entered disabled state [ 86.746398][ T4368] device bridge_slave_1 entered promiscuous mode [ 86.768314][ T4368] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 86.780219][ T4368] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 86.802289][ T4368] team0: Port device team_slave_0 added [ 86.809949][ T4368] team0: Port device team_slave_1 added [ 86.830315][ T4368] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 86.837472][ T4368] 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. [ 86.863598][ T4368] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 86.876677][ T4368] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 86.883672][ T4368] 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. [ 86.909985][ T4368] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 86.947920][ T4368] device hsr_slave_0 entered promiscuous mode [ 86.954644][ T4368] device hsr_slave_1 entered promiscuous mode [ 86.961849][ T4368] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 86.969756][ T4368] Cannot create hsr debugfs directory [ 87.896414][ T9] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 88.575701][ T4354] Bluetooth: hci0: command 0x0409 tx timeout [ 89.936352][ T9] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 89.988739][ T9] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 90.665785][ T4354] Bluetooth: hci0: command 0x041b tx timeout [ 90.903435][ T4368] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 90.913264][ T4368] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 90.923346][ T4368] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 90.933227][ T4368] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 91.013687][ T9] device hsr_slave_0 left promiscuous mode [ 91.022951][ T9] device hsr_slave_1 left promiscuous mode [ 91.030191][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 91.040426][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 91.049218][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 91.060389][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 91.071175][ T9] device bridge_slave_1 left promiscuous mode [ 91.080706][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.092073][ T9] device bridge_slave_0 left promiscuous mode [ 91.099371][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.126098][ T9] device veth1_macvtap left promiscuous mode [ 91.132467][ T9] device veth0_macvtap left promiscuous mode [ 91.145456][ T9] device veth1_vlan left promiscuous mode [ 91.151484][ T9] device veth0_vlan left promiscuous mode [ 91.502618][ T9] team0 (unregistering): Port device team_slave_1 removed [ 91.529056][ T9] team0 (unregistering): Port device team_slave_0 removed [ 91.554955][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 91.583469][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 91.760217][ T9] bond0 (unregistering): Released all slaves [ 91.835848][ T4368] 8021q: adding VLAN 0 to HW filter on device bond0 [ 91.860242][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 91.869466][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 91.884552][ T4368] 8021q: adding VLAN 0 to HW filter on device team0 [ 91.895670][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 91.906171][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 91.914545][ T4310] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.921678][ T4310] bridge0: port 1(bridge_slave_0) entered forwarding state [ 91.930776][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 91.943117][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 91.951923][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 91.961100][ T4310] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.968253][ T4310] bridge0: port 2(bridge_slave_1) entered forwarding state [ 91.984629][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 92.001626][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 92.013477][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 92.024143][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 92.032740][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 92.048455][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 92.057646][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 92.073873][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 92.082576][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 92.094419][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 92.104526][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 92.115035][ T4368] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 92.359488][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 92.367137][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 92.380265][ T4368] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 92.399510][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 92.408211][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 92.426384][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 92.434650][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 92.451764][ T4368] device veth0_vlan entered promiscuous mode [ 92.459325][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 92.467782][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 92.481046][ T4368] device veth1_vlan entered promiscuous mode [ 92.508574][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 92.517212][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 92.526606][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 92.536043][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 92.552295][ T4368] device veth0_macvtap entered promiscuous mode [ 92.561458][ T4368] device veth1_macvtap entered promiscuous mode [ 92.577108][ T4368] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 92.584410][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 92.593053][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 92.601354][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 92.611495][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 92.624584][ T4368] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 92.638105][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 92.647298][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 92.657988][ T4368] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.667852][ T4368] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.677009][ T4368] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.685895][ T4368] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.735378][ T4354] Bluetooth: hci0: command 0x040f tx timeout [ 92.755035][ T4310] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 92.766275][ T4310] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 92.777688][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 92.803384][ T4310] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 92.811644][ T4310] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 92.819567][ T4310] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 92.874183][ T4413] loop0: detected capacity change from 0 to 1024 [ 92.979735][ T33] [ 92.982126][ T33] ============================================ [ 92.988292][ T33] WARNING: possible recursive locking detected [ 92.994481][ T33] syzkaller #0 Not tainted [ 92.998922][ T33] -------------------------------------------- [ 93.005086][ T33] kworker/u4:2/33 is trying to acquire lock: [ 93.011083][ T33] ffff88801ee560b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfsplus_find_init+0x150/0x1c0 [ 93.020818][ T33] [ 93.020818][ T33] but task is already holding lock: [ 93.028214][ T33] ffff88801ee560b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfsplus_find_init+0x150/0x1c0 [ 93.037929][ T33] [ 93.037929][ T33] other info that might help us debug this: [ 93.046006][ T33] Possible unsafe locking scenario: [ 93.046006][ T33] [ 93.053473][ T33] CPU0 [ 93.056775][ T33] ---- [ 93.060088][ T33] lock(&tree->tree_lock/1); [ 93.064829][ T33] lock(&tree->tree_lock/1); [ 93.069538][ T33] [ 93.069538][ T33] *** DEADLOCK *** [ 93.069538][ T33] [ 93.077695][ T33] May be due to missing lock nesting notation [ 93.077695][ T33] [ 93.086029][ T33] 5 locks held by kworker/u4:2/33: [ 93.091154][ T33] #0: ffff888144a6a938 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x7b0/0x1160 [ 93.101814][ T33] #1: ffffc90000a9fd00 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x7b0/0x1160 [ 93.113677][ T33] #2: ffff888075842988 (&hip->extents_lock){+.+.}-{3:3}, at: hfsplus_ext_write_extent+0x8d/0x220 [ 93.124327][ T33] #3: ffff88801ee560b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfsplus_find_init+0x150/0x1c0 [ 93.134470][ T33] #4: ffff888075840108 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{3:3}, at: hfsplus_file_extend+0x1cd/0x1a50 [ 93.145988][ T33] [ 93.145988][ T33] stack backtrace: [ 93.151915][ T33] CPU: 0 PID: 33 Comm: kworker/u4:2 Not tainted syzkaller #0 [ 93.159306][ T33] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 93.169474][ T33] Workqueue: writeback wb_workfn (flush-7:0) [ 93.175507][ T33] Call Trace: [ 93.178811][ T33] [ 93.181762][ T33] dump_stack_lvl+0x188/0x24e [ 93.186469][ T33] ? show_regs_print_info+0x12/0x12 [ 93.191703][ T33] ? load_image+0x400/0x400 [ 93.196226][ T33] __lock_acquire+0x123e/0x7d10 [ 93.201102][ T33] ? mark_lock+0x94/0x320 [ 93.205461][ T33] ? _raw_spin_unlock_irqrestore+0x82/0x120 [ 93.211392][ T33] ? verify_lock_unused+0x140/0x140 [ 93.216637][ T33] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 93.222555][ T33] ? _raw_spin_unlock+0x40/0x40 [ 93.227451][ T33] ? stack_trace_save+0xa6/0xf0 [ 93.232338][ T33] ? __stack_depot_save+0x421/0x460 [ 93.237571][ T33] lock_acquire+0x1bb/0x4a0 [ 93.242093][ T33] ? hfsplus_find_init+0x150/0x1c0 [ 93.247222][ T33] ? hfsplus_file_extend+0x46a/0x1a50 [ 93.252619][ T33] ? hfsplus_bmap_reserve+0x11e/0x4f0 [ 93.258015][ T33] ? wb_writeback+0x482/0xd50 [ 93.262712][ T33] ? __might_sleep+0xd0/0xd0 [ 93.267315][ T33] ? kthread+0x29d/0x330 [ 93.271570][ T33] ? read_lock_is_recursive+0x10/0x10 [ 93.276970][ T33] __mutex_lock+0x12d/0xaf0 [ 93.281492][ T33] ? hfsplus_find_init+0x150/0x1c0 [ 93.286623][ T33] ? hfsplus_find_init+0x150/0x1c0 [ 93.291760][ T33] ? mutex_lock_nested+0x10/0x10 [ 93.296719][ T33] ? __kmem_cache_alloc_node+0x140/0x260 [ 93.302370][ T33] ? hfsplus_find_init+0x85/0x1c0 [ 93.307410][ T33] ? hfsplus_find_init+0x85/0x1c0 [ 93.312460][ T33] ? __kmalloc+0xe1/0x240 [ 93.316808][ T33] ? rcu_is_watching+0x11/0xa0 [ 93.321589][ T33] hfsplus_find_init+0x150/0x1c0 [ 93.326553][ T33] hfsplus_file_extend+0x46a/0x1a50 [ 93.331771][ T33] ? hfsplus_get_block+0x15a0/0x15a0 [ 93.337071][ T33] ? trace_raw_output_contention_end+0xd0/0xd0 [ 93.343252][ T33] ? rcu_is_watching+0x11/0xa0 [ 93.348037][ T33] ? __mutex_lock+0x1ab/0xaf0 [ 93.352830][ T33] ? memset+0x1e/0x40 [ 93.356926][ T33] ? hfsplus_brec_find+0x19a/0x510 [ 93.362841][ T33] hfsplus_bmap_reserve+0x11e/0x4f0 [ 93.368066][ T33] __hfsplus_ext_write_extent+0x28d/0x5b0 [ 93.373800][ T33] hfsplus_ext_write_extent+0x194/0x220 [ 93.379362][ T33] ? hfsplus_ext_cmp_key+0x300/0x300 [ 93.384673][ T33] ? __lock_acquire+0x7d10/0x7d10 [ 93.389725][ T33] ? do_raw_spin_lock+0x128/0x2f0 [ 93.394789][ T33] hfsplus_write_inode+0x1e/0x5b0 [ 93.399840][ T33] __writeback_single_inode+0x75b/0x1160 [ 93.405500][ T33] writeback_sb_inodes+0xb30/0x1850 [ 93.410732][ T33] ? queue_io+0x5a0/0x5a0 [ 93.415091][ T33] ? rcu_is_watching+0x11/0xa0 [ 93.419878][ T33] wb_writeback+0x482/0xd50 [ 93.424416][ T33] ? percpu_ref_tryget+0x250/0x250 [ 93.429554][ T33] ? lockdep_hardirqs_on_prepare+0x409/0x770 [ 93.435569][ T33] ? _raw_spin_unlock_irq+0x1f/0x40 [ 93.440789][ T33] wb_workfn+0x423/0xee0 [ 93.445070][ T33] ? inode_wait_for_writeback+0x220/0x220 [ 93.450817][ T33] ? lockdep_hardirqs_on_prepare+0x409/0x770 [ 93.456818][ T33] ? read_lock_is_recursive+0x10/0x10 [ 93.462210][ T33] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 93.468112][ T33] ? _raw_spin_unlock+0x40/0x40 [ 93.472979][ T33] ? _raw_spin_unlock_irq+0x1f/0x40 [ 93.478192][ T33] ? process_one_work+0x7b0/0x1160 [ 93.483318][ T33] process_one_work+0x8a2/0x1160 [ 93.488274][ T33] ? worker_detach_from_pool+0x240/0x240 [ 93.493920][ T33] ? _raw_spin_lock_irq+0xb7/0xf0 [ 93.498958][ T33] ? _raw_spin_lock_irqsave+0x100/0x100 [ 93.504515][ T33] ? kthread_data+0x4b/0xc0 [ 93.509043][ T33] worker_thread+0xaa2/0x1270 [ 93.513749][ T33] kthread+0x29d/0x330 [ 93.517829][ T33] ? worker_clr_flags+0x1a0/0x1a0 [ 93.522871][ T33] ? kthread_blkcg+0xd0/0xd0 [ 93.527480][ T33] ret_from_fork+0x1f/0x30 [ 93.531922][ T33]