[ 76.354578][ T7] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.176' (ED25519) to the list of known hosts. 2026/04/07 02:35:22 parsed 1 programs Setting up swapspace version 1, size = 127995904 bytes [ 83.490606][ T4604] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 85.101193][ T4630] chnl_net:caif_netlink_parms(): no params data found [ 85.136641][ T4630] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.143906][ T4630] bridge0: port 1(bridge_slave_0) entered disabled state [ 85.152044][ T4630] device bridge_slave_0 entered promiscuous mode [ 85.160788][ T4630] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.168201][ T4630] bridge0: port 2(bridge_slave_1) entered disabled state [ 85.176581][ T4630] device bridge_slave_1 entered promiscuous mode [ 85.199569][ T4630] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 85.211550][ T4630] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 85.237406][ T4630] team0: Port device team_slave_0 added [ 85.246073][ T4630] team0: Port device team_slave_1 added [ 85.266796][ T4630] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 85.273971][ T4630] 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. [ 85.300234][ T4630] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 85.313374][ T4630] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 85.320326][ T4630] 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. [ 85.347304][ T4630] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 85.382467][ T4630] device hsr_slave_0 entered promiscuous mode [ 85.389260][ T4630] device hsr_slave_1 entered promiscuous mode [ 85.928239][ T4630] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 85.955894][ T4630] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 85.973308][ T4630] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 85.995469][ T4630] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 86.034413][ T4630] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.041652][ T4630] bridge0: port 2(bridge_slave_1) entered forwarding state [ 86.049665][ T4630] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.056782][ T4630] bridge0: port 1(bridge_slave_0) entered forwarding state [ 86.124447][ T3071] bridge0: port 1(bridge_slave_0) entered disabled state [ 86.134241][ T3071] bridge0: port 2(bridge_slave_1) entered disabled state [ 86.217791][ T4630] 8021q: adding VLAN 0 to HW filter on device bond0 [ 86.234912][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 86.253191][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 86.268231][ T4630] 8021q: adding VLAN 0 to HW filter on device team0 [ 86.294492][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 86.313111][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 86.321980][ T3071] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.329103][ T3071] bridge0: port 1(bridge_slave_0) entered forwarding state [ 86.338441][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 86.347559][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 86.358498][ T3071] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.365596][ T3071] bridge0: port 2(bridge_slave_1) entered forwarding state [ 86.375423][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 86.384667][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 86.394820][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 86.404070][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 86.412905][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 86.421914][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 86.440277][ T4630] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 86.452168][ T4630] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 86.473542][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 86.487282][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 86.496544][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 86.507777][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 86.516778][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 86.526792][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 86.699684][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 86.707736][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 86.722330][ T4630] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 86.744777][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 86.755774][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 86.777367][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 86.786329][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 86.797435][ T4630] device veth0_vlan entered promiscuous mode [ 86.805565][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 86.814345][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 86.826487][ T4630] device veth1_vlan entered promiscuous mode [ 86.864444][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 86.873993][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 86.884149][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 86.893933][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 86.904488][ T4630] device veth0_macvtap entered promiscuous mode [ 86.914624][ T4630] device veth1_macvtap entered promiscuous mode [ 86.931461][ T4630] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 86.940830][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 86.950454][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 86.960464][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 86.970011][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 86.985874][ T4630] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 86.996057][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 87.006224][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 87.018744][ T4630] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 87.028493][ T4630] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 87.037692][ T4630] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 87.046962][ T4630] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 88.210764][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 88.222472][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 88.243832][ T1263] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 88.304188][ T1263] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 88.316642][ T1263] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 88.329685][ T3071] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 89.600183][ T3071] ODEBUG: Out of memory. ODEBUG disabled [ 89.684982][ T3071] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/04/07 02:35:32 executed programs: 0 [ 90.077998][ T4830] chnl_net:caif_netlink_parms(): no params data found [ 90.135229][ T4830] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.142380][ T4830] bridge0: port 1(bridge_slave_0) entered disabled state [ 90.152948][ T4830] device bridge_slave_0 entered promiscuous mode [ 90.161252][ T4830] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.170784][ T4830] bridge0: port 2(bridge_slave_1) entered disabled state [ 90.179358][ T4830] device bridge_slave_1 entered promiscuous mode [ 90.204505][ T4830] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 90.217980][ T4830] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 90.246289][ T4830] team0: Port device team_slave_0 added [ 90.254503][ T4830] team0: Port device team_slave_1 added [ 90.273870][ T4830] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 90.280832][ T4830] 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. [ 90.307213][ T4830] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 90.319689][ T4830] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 90.327056][ T4830] 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. [ 90.357054][ T4830] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 90.392313][ T4830] device hsr_slave_0 entered promiscuous mode [ 90.401381][ T4830] device hsr_slave_1 entered promiscuous mode [ 90.408462][ T4830] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 90.419246][ T4830] Cannot create hsr debugfs directory [ 92.032634][ T1336] Bluetooth: hci0: command 0x0409 tx timeout [ 92.547016][ T3071] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 92.596374][ T3071] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 92.636799][ T3071] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 93.422257][ T4830] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 93.431244][ T4830] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 93.440317][ T4830] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 93.452346][ T4830] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 93.494115][ T4830] 8021q: adding VLAN 0 to HW filter on device bond0 [ 93.515228][ T1263] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 93.523191][ T1263] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 93.533167][ T4830] 8021q: adding VLAN 0 to HW filter on device team0 [ 93.542190][ T1263] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.551962][ T1263] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 93.561887][ T1263] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.568984][ T1263] bridge0: port 1(bridge_slave_0) entered forwarding state [ 93.576978][ T1263] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 93.603833][ T466] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 93.612848][ T466] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 93.621186][ T466] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.628305][ T466] bridge0: port 2(bridge_slave_1) entered forwarding state [ 93.637992][ T466] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 93.651118][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 93.681983][ T4830] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 93.692827][ T4830] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 93.704648][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 93.716021][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 93.724553][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 93.733789][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 93.742107][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 93.750970][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 93.759597][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 93.768615][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 93.777958][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 93.785962][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 93.874899][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 93.882341][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 93.895253][ T4830] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 93.910116][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 93.919110][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 93.941963][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 93.952108][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 93.960697][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 93.968588][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 93.978500][ T4830] device veth0_vlan entered promiscuous mode [ 93.993602][ T4830] device veth1_vlan entered promiscuous mode [ 94.016307][ T4830] device veth0_macvtap entered promiscuous mode [ 94.023817][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 94.032012][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 94.040971][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 94.050498][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 94.059175][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 94.073239][ T4830] device veth1_macvtap entered promiscuous mode [ 94.086142][ T3071] device hsr_slave_0 left promiscuous mode [ 94.092347][ T3071] device hsr_slave_1 left promiscuous mode [ 94.098761][ T3071] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 94.106762][ T3071] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 94.114128][ T1336] Bluetooth: hci0: command 0x041b tx timeout [ 94.120846][ T3071] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 94.128475][ T3071] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 94.136260][ T3071] device bridge_slave_1 left promiscuous mode [ 94.142503][ T3071] bridge0: port 2(bridge_slave_1) entered disabled state [ 94.150442][ T3071] device bridge_slave_0 left promiscuous mode [ 94.157019][ T3071] bridge0: port 1(bridge_slave_0) entered disabled state [ 94.167214][ T3071] device veth1_macvtap left promiscuous mode [ 94.173332][ T3071] device veth0_macvtap left promiscuous mode [ 94.179342][ T3071] device veth1_vlan left promiscuous mode [ 94.185384][ T3071] device veth0_vlan left promiscuous mode [ 94.295495][ T3071] team0 (unregistering): Port device team_slave_1 removed [ 94.307328][ T3071] team0 (unregistering): Port device team_slave_0 removed [ 94.317769][ T3071] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 94.329882][ T3071] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 94.371136][ T3071] bond0 (unregistering): Released all slaves [ 94.403814][ T4830] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 94.412191][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 94.420372][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 94.429126][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 94.440870][ T4830] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 94.448977][ T1263] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 94.457937][ T1263] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 94.469303][ T4830] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.478307][ T4830] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.487035][ T4830] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.496053][ T4830] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.557546][ T1263] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 94.568108][ T1263] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 94.575843][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 94.598597][ T1263] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 94.608150][ T1263] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 94.616230][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 94.648429][ T5078] loop0: detected capacity change from 0 to 64 [ 95.492398][ T5078] [ 95.494767][ T5078] ====================================================== [ 95.501768][ T5078] WARNING: possible circular locking dependency detected [ 95.508784][ T5078] syzkaller #0 Not tainted [ 95.513200][ T5078] ------------------------------------------------------ [ 95.520206][ T5078] syz.0.17/5078 is trying to acquire lock: [ 95.526016][ T5078] ffff88807e1380f8 (&HFS_I(tree->inode)->extents_lock){+.+.}-{3:3}, at: hfs_extend_file+0xfb/0x13f0 [ 95.536812][ T5078] [ 95.536812][ T5078] but task is already holding lock: [ 95.544255][ T5078] ffff88807af420b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfs_find_init+0x15b/0x1d0 [ 95.553568][ T5078] [ 95.553568][ T5078] which lock already depends on the new lock. [ 95.553568][ T5078] [ 95.563950][ T5078] [ 95.563950][ T5078] the existing dependency chain (in reverse order) is: [ 95.573025][ T5078] [ 95.573025][ T5078] -> #1 (&tree->tree_lock/1){+.+.}-{3:3}: [ 95.580911][ T5078] __mutex_lock_common+0x1e3/0x2400 [ 95.586616][ T5078] mutex_lock_nested+0x17/0x20 [ 95.591893][ T5078] hfs_find_init+0x15b/0x1d0 [ 95.597259][ T5078] hfs_extend_file+0x35d/0x13f0 [ 95.602615][ T5078] hfs_bmap_reserve+0x103/0x420 [ 95.607970][ T5078] hfs_cat_create+0x204/0x8e0 [ 95.613148][ T5078] hfs_create+0x62/0xd0 [ 95.617803][ T5078] path_openat+0x11db/0x2fa0 [ 95.622891][ T5078] do_filp_open+0x1e2/0x410 [ 95.627905][ T5078] do_sys_openat2+0x150/0x4b0 [ 95.633169][ T5078] __x64_sys_open+0x11b/0x140 [ 95.638348][ T5078] do_syscall_64+0x4c/0xa0 [ 95.643265][ T5078] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 95.649751][ T5078] [ 95.649751][ T5078] -> #0 (&HFS_I(tree->inode)->extents_lock){+.+.}-{3:3}: [ 95.658934][ T5078] __lock_acquire+0x2c42/0x7d10 [ 95.664295][ T5078] lock_acquire+0x19e/0x400 [ 95.669383][ T5078] __mutex_lock_common+0x1e3/0x2400 [ 95.675264][ T5078] mutex_lock_nested+0x17/0x20 [ 95.680527][ T5078] hfs_extend_file+0xfb/0x13f0 [ 95.685796][ T5078] hfs_bmap_reserve+0x103/0x420 [ 95.691857][ T5078] __hfs_ext_write_extent+0x1fa/0x470 [ 95.697735][ T5078] __hfs_ext_cache_extent+0x6b/0x9b0 [ 95.703523][ T5078] hfs_extend_file+0x39c/0x13f0 [ 95.708877][ T5078] hfs_get_block+0x40f/0xc50 [ 95.713968][ T5078] __block_write_begin_int+0x565/0x15d0 [ 95.720018][ T5078] cont_write_begin+0x598/0x7b0 [ 95.725368][ T5078] hfs_write_begin+0x92/0xe0 [ 95.730511][ T5078] cont_write_begin+0x263/0x7b0 [ 95.735974][ T5078] hfs_write_begin+0x92/0xe0 [ 95.741077][ T5078] hfs_file_truncate+0x1c2/0xa10 [ 95.746543][ T5078] hfs_inode_setattr+0x4ab/0x6f0 [ 95.751987][ T5078] notify_change+0xbcd/0xee0 [ 95.757234][ T5078] do_truncate+0x1ac/0x240 [ 95.762159][ T5078] vfs_truncate+0x262/0x2f0 [ 95.767457][ T5078] do_sys_truncate+0xf2/0x1c0 [ 95.772654][ T5078] do_syscall_64+0x4c/0xa0 [ 95.777599][ T5078] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 95.784017][ T5078] [ 95.784017][ T5078] other info that might help us debug this: [ 95.784017][ T5078] [ 95.794236][ T5078] Possible unsafe locking scenario: [ 95.794236][ T5078] [ 95.801790][ T5078] CPU0 CPU1 [ 95.807148][ T5078] ---- ---- [ 95.812498][ T5078] lock(&tree->tree_lock/1); [ 95.817160][ T5078] lock(&HFS_I(tree->inode)->extents_lock); [ 95.825809][ T5078] lock(&tree->tree_lock/1); [ 95.832990][ T5078] lock(&HFS_I(tree->inode)->extents_lock); [ 95.838950][ T5078] [ 95.838950][ T5078] *** DEADLOCK *** [ 95.838950][ T5078] [ 95.847068][ T5078] 4 locks held by syz.0.17/5078: [ 95.851980][ T5078] #0: ffff88807b054460 (sb_writers#13){.+.+}-{0:0}, at: mnt_want_write+0x3d/0x90 [ 95.861189][ T5078] #1: ffff88807e139628 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: do_truncate+0x198/0x240 [ 95.871523][ T5078] #2: ffff88807e139478 (&HFS_I(inode)->extents_lock){+.+.}-{3:3}, at: hfs_extend_file+0xfb/0x13f0 [ 95.882196][ T5078] #3: ffff88807af420b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfs_find_init+0x15b/0x1d0 [ 95.891926][ T5078] [ 95.891926][ T5078] stack backtrace: [ 95.898169][ T5078] CPU: 0 PID: 5078 Comm: syz.0.17 Not tainted syzkaller #0 [ 95.905344][ T5078] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 95.915386][ T5078] Call Trace: [ 95.918659][ T5078] [ 95.921664][ T5078] dump_stack_lvl+0x188/0x250 [ 95.926329][ T5078] ? load_image+0x400/0x400 [ 95.930915][ T5078] ? show_regs_print_info+0x20/0x20 [ 95.936193][ T5078] ? print_circular_bug+0x12b/0x1a0 [ 95.941487][ T5078] check_noncircular+0x296/0x330 [ 95.946513][ T5078] ? look_up_lock_class+0x71/0x110 [ 95.951621][ T5078] ? add_chain_block+0x940/0x940 [ 95.956540][ T5078] ? lockdep_lock+0xf1/0x1f0 [ 95.961112][ T5078] ? mark_lock+0x94/0x320 [ 95.965421][ T5078] ? mark_lock+0x94/0x320 [ 95.969732][ T5078] __lock_acquire+0x2c42/0x7d10 [ 95.974571][ T5078] ? verify_lock_unused+0x140/0x140 [ 95.979757][ T5078] ? verify_lock_unused+0x140/0x140 [ 95.984961][ T5078] ? mark_lock+0x94/0x320 [ 95.989297][ T5078] ? __lock_acquire+0x13bc/0x7d10 [ 95.994324][ T5078] ? verify_lock_unused+0x140/0x140 [ 95.999518][ T5078] lock_acquire+0x19e/0x400 [ 96.004014][ T5078] ? hfs_extend_file+0xfb/0x13f0 [ 96.008942][ T5078] ? __might_sleep+0xf0/0xf0 [ 96.013529][ T5078] ? mark_lock+0x94/0x320 [ 96.017842][ T5078] ? read_lock_is_recursive+0x10/0x10 [ 96.023226][ T5078] ? hfs_extend_file+0xfb/0x13f0 [ 96.028308][ T5078] __mutex_lock_common+0x1e3/0x2400 [ 96.033511][ T5078] ? hfs_extend_file+0xfb/0x13f0 [ 96.038448][ T5078] ? verify_lock_unused+0x140/0x140 [ 96.043657][ T5078] ? hfs_bnode_read+0x245/0x920 [ 96.048499][ T5078] ? mutex_lock_io_nested+0x60/0x60 [ 96.053693][ T5078] ? hfs_bnode_read_u8+0x88/0xd0 [ 96.058617][ T5078] ? hfs_bnode_read_u16+0xd0/0xd0 [ 96.063719][ T5078] mutex_lock_nested+0x17/0x20 [ 96.068469][ T5078] hfs_extend_file+0xfb/0x13f0 [ 96.073213][ T5078] ? hfs_bnode_read+0x48d/0x920 [ 96.078064][ T5078] ? hfs_ext_keycmp+0x1c3/0x310 [ 96.082899][ T5078] ? hfs_get_block+0xc50/0xc50 [ 96.087652][ T5078] ? hfs_rename+0x320/0x320 [ 96.092136][ T5078] ? hfs_find_exit+0xa0/0xa0 [ 96.096721][ T5078] ? do_raw_spin_unlock+0x11d/0x230 [ 96.101918][ T5078] ? hfs_brec_find+0x3c9/0x500 [ 96.106684][ T5078] hfs_bmap_reserve+0x103/0x420 [ 96.111548][ T5078] __hfs_ext_write_extent+0x1fa/0x470 [ 96.116913][ T5078] __hfs_ext_cache_extent+0x6b/0x9b0 [ 96.122183][ T5078] ? mutex_lock_nested+0x17/0x20 [ 96.127110][ T5078] ? hfs_find_init+0x15b/0x1d0 [ 96.132166][ T5078] hfs_extend_file+0x39c/0x13f0 [ 96.137136][ T5078] ? hfs_get_block+0xc50/0xc50 [ 96.141923][ T5078] ? hfs_get_block+0x985/0xc50 [ 96.146691][ T5078] ? pagevec_lookup_range+0x30/0x70 [ 96.151884][ T5078] ? clean_bdev_aliases+0x762/0x8a0 [ 96.157069][ T5078] hfs_get_block+0x40f/0xc50 [ 96.161646][ T5078] ? hfs_free_extents+0x430/0x430 [ 96.166655][ T5078] ? do_raw_spin_unlock+0x11d/0x230 [ 96.171839][ T5078] ? create_page_buffers+0x238/0x320 [ 96.177547][ T5078] __block_write_begin_int+0x565/0x15d0 [ 96.183091][ T5078] ? hfs_free_extents+0x430/0x430 [ 96.188120][ T5078] ? page_zero_new_buffers+0x490/0x490 [ 96.193571][ T5078] ? wait_for_stable_page+0xd9/0x110 [ 96.198849][ T5078] cont_write_begin+0x598/0x7b0 [ 96.203686][ T5078] ? __lock_acquire+0x7d10/0x7d10 [ 96.208712][ T5078] ? generic_cont_expand_simple+0x1a0/0x1a0 [ 96.214608][ T5078] ? unlock_page+0x17c/0x1f0 [ 96.219202][ T5078] hfs_write_begin+0x92/0xe0 [ 96.223798][ T5078] ? hfs_free_extents+0x430/0x430 [ 96.228814][ T5078] cont_write_begin+0x263/0x7b0 [ 96.233664][ T5078] ? generic_cont_expand_simple+0x1a0/0x1a0 [ 96.239548][ T5078] hfs_write_begin+0x92/0xe0 [ 96.244123][ T5078] ? hfs_free_extents+0x430/0x430 [ 96.249278][ T5078] hfs_file_truncate+0x1c2/0xa10 [ 96.254218][ T5078] ? unmap_mapping_range+0xc8/0x100 [ 96.259408][ T5078] ? __lock_acquire+0x7d10/0x7d10 [ 96.264521][ T5078] ? hfs_extend_file+0x13f0/0x13f0 [ 96.269702][ T5078] ? rwsem_write_trylock+0x135/0x1c0 [ 96.274975][ T5078] ? up_write+0x1bb/0x420 [ 96.279376][ T5078] ? unmap_mapping_range+0xc8/0x100 [ 96.284557][ T5078] hfs_inode_setattr+0x4ab/0x6f0 [ 96.289477][ T5078] ? bpf_lsm_inode_setattr+0x5/0x10 [ 96.294657][ T5078] ? try_break_deleg+0x79/0x120 [ 96.299494][ T5078] ? hfs_evict_inode+0x100/0x100 [ 96.304411][ T5078] notify_change+0xbcd/0xee0 [ 96.309001][ T5078] do_truncate+0x1ac/0x240 [ 96.313422][ T5078] ? rcu_lock_release+0x20/0x20 [ 96.318277][ T5078] ? bpf_lsm_path_truncate+0x5/0x10 [ 96.323467][ T5078] vfs_truncate+0x262/0x2f0 [ 96.327960][ T5078] do_sys_truncate+0xf2/0x1c0 [ 96.332719][ T5078] ? lock_chain_count+0x20/0x20 [ 96.337568][ T5078] ? break_lease+0xd0/0xd0 [ 96.341982][ T5078] ? lockdep_hardirqs_on+0x94/0x140 [ 96.347176][ T5078] do_syscall_64+0x4c/0xa0 [ 96.351625][ T5078] ? clear_bhb_loop+0x30/0x80 [ 96.356308][ T5078] ? clear_bhb_loop+0x30/0x80 [ 96.361674][ T5078] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 96.367565][ T5078] RIP: 0033:0x7f5438cfe799 [ 96.372098][ T5078] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 96.391698][ T5078] RSP: 002b:00007f5438360028 EFLAGS: 00000246 ORIG_RAX: 000000000000004c [ 96.400320][ T5078] RAX: ffffffffffffffda RBX: 00007f5438f77fa0 RCX: 00007f5438cfe799 [ 96.408286][ T5078] RDX: 0000000000000000 RSI: 0000000003000000 RDI: 0000200000000900 [ 96.416248][ T5078] RBP: 00007f5438d94c99 R08: 0000000000000000 R09: 0000000000000000 [ 96.424386][ T5078] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 96.432521][ T5078] R13: 00007f5438f78038 R14: 00007f5438f77fa0 R15: 00007ffd09b53ed8 [ 96.440507][ T5078] [ 96.446975][ T7] Bluetooth: hci0: command 0x040f tx timeout [ 98.512699][ T1336] Bluetooth: hci0: command 0x0419 tx timeout [ 99.712911][ T3071] attempt to access beyond end of device [ 99.712911][ T3071] loop0: rw=1048577, want=160, limit=64 [ 99.724018][ T3071] Buffer I/O error on dev loop0, logical block 159, lost async page write [ 99.732787][ T3071] attempt to access beyond end of device [ 99.732787][ T3071] loop0: rw=1048577, want=161, limit=64 [ 99.743974][ T3071] Buffer I/O error on dev loop0, logical block 160, lost async page write [ 99.752669][ T3071] attempt to access beyond end of device [ 99.752669][ T3071] loop0: rw=1048577, want=162, limit=64 [ 99.764197][ T3071] Buffer I/O error on dev loop0, logical block 161, lost async page write [ 99.773061][ T3071] attempt to access beyond end of device [ 99.773061][ T3071] loop0: rw=1048577, want=163, limit=64 [ 99.784150][ T3071] Buffer I/O error on dev loop0, logical block 162, lost async page write [ 99.792732][ T3071] attempt to access beyond end of device [ 99.792732][ T3071] loop0: rw=1048577, want=164, limit=64 [ 99.803860][ T3071] Buffer I/O error on dev loop0, logical block 163, lost async page write [ 99.812448][ T3071] attempt to access beyond end of device [ 99.812448][ T3071] loop0: rw=1048577, want=168, limit=64 [ 99.823534][ T3071] Buffer I/O error on dev loop0, logical block 167, lost async page write [ 99.832189][ T3071] attempt to access beyond end of device [ 99.832189][ T3071] loop0: rw=1048577, want=170, limit=64 [ 99.843327][ T3071] Buffer I/O error on dev loop0, logical block 169, lost async page write [ 99.851856][ T3071] attempt to access beyond end of device [ 99.851856][ T3071] loop0: rw=1048577, want=172, limit=64 [ 99.862967][ T3071] Buffer I/O error on dev loop0, logical block 171, lost async page write [ 99.871507][ T3071] attempt to access beyond end of device [ 99.871507][ T3071] loop0: rw=1048577, want=173, limit=64 [ 99.882824][ T3071] Buffer I/O error on dev loop0, logical block 172, lost async page write [ 99.891365][ T3071] attempt to access beyond end of device [ 99.891365][ T3071] loop0: rw=1048577, want=174, limit=64 [ 99.902835][ T3071] Buffer I/O error on dev loop0, logical block 173, lost async page write