Warning: Permanently added '10.128.1.101' (ED25519) to the list of known hosts. 2026/04/06 16:58:03 parsed 1 programs [ 80.365320][ T4271] cgroup: Unknown subsys name 'net' [ 80.473681][ T4271] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 82.094954][ T4271] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 84.436700][ T4309] chnl_net:caif_netlink_parms(): no params data found [ 84.484495][ T4309] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.492587][ T4309] bridge0: port 1(bridge_slave_0) entered disabled state [ 84.500948][ T4309] device bridge_slave_0 entered promiscuous mode [ 84.510653][ T4309] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.518040][ T4309] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.526464][ T4309] device bridge_slave_1 entered promiscuous mode [ 84.547438][ T4309] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 84.559506][ T4309] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 84.583996][ T4309] team0: Port device team_slave_0 added [ 84.591551][ T4309] team0: Port device team_slave_1 added [ 84.608450][ T4309] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 84.615672][ T4309] 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. [ 84.642509][ T4309] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 84.655101][ T4309] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 84.662340][ T4309] 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. [ 84.688963][ T4309] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 84.727550][ T4309] device hsr_slave_0 entered promiscuous mode [ 84.734388][ T4309] device hsr_slave_1 entered promiscuous mode [ 84.852510][ T4309] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 84.862857][ T4309] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 84.872030][ T4309] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 84.891679][ T4309] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 84.959093][ T4309] 8021q: adding VLAN 0 to HW filter on device bond0 [ 84.980649][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 84.991489][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 85.004365][ T4309] 8021q: adding VLAN 0 to HW filter on device team0 [ 85.014337][ T4324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 85.024827][ T4324] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 85.037077][ T4324] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.044486][ T4324] bridge0: port 1(bridge_slave_0) entered forwarding state [ 85.054145][ T4324] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 85.078352][ T4324] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 85.087625][ T4324] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 85.095973][ T4324] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.103189][ T4324] bridge0: port 2(bridge_slave_1) entered forwarding state [ 85.123278][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 85.135104][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 85.148859][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 85.158565][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 85.168357][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 85.188482][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 85.198193][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 85.211192][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 85.221437][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 85.233767][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 85.244122][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 85.264087][ T4309] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 85.478758][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 85.486489][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 85.499809][ T4309] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 85.526991][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 85.541187][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 85.550119][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 85.558555][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 85.569155][ T4309] device veth0_vlan entered promiscuous mode [ 85.582537][ T4309] device veth1_vlan entered promiscuous mode [ 85.602726][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 85.611727][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 85.621028][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 85.631965][ T4309] device veth0_macvtap entered promiscuous mode [ 85.642603][ T4309] device veth1_macvtap entered promiscuous mode [ 85.659885][ T4309] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 85.667688][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 85.676704][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 85.687920][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 85.699943][ T4309] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 85.709006][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 85.718141][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 85.730579][ T4309] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.740161][ T4309] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.749035][ T4309] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.759208][ T4309] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.879860][ T11] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 85.902784][ T4333] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 85.910858][ T4333] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 85.919327][ T4333] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 85.928567][ T4333] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 85.936973][ T4333] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 85.944436][ T4333] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 86.143132][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 86.152848][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 86.164414][ T4324] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 86.185896][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 86.194400][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 86.203151][ T4324] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 86.877967][ T129] cfg80211: failed to load regulatory.db 2026/04/06 16:58:13 executed programs: 0 [ 88.243406][ T11] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 88.300551][ T48] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 88.309175][ T48] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 88.317642][ T48] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 88.328502][ T48] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 88.336642][ T48] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 88.343926][ T48] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 88.459349][ T4367] chnl_net:caif_netlink_parms(): no params data found [ 88.505164][ T4367] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.512791][ T4367] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.521634][ T4367] device bridge_slave_0 entered promiscuous mode [ 88.530661][ T4367] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.538169][ T4367] bridge0: port 2(bridge_slave_1) entered disabled state [ 88.546975][ T4367] device bridge_slave_1 entered promiscuous mode [ 88.567636][ T4367] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 88.579818][ T4367] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 88.601502][ T4367] team0: Port device team_slave_0 added [ 88.609054][ T4367] team0: Port device team_slave_1 added [ 88.627868][ T4367] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 88.635052][ T4367] 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. [ 88.662321][ T4367] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 88.674447][ T4367] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 88.681690][ T4367] 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. [ 88.707851][ T4367] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 88.739299][ T4367] device hsr_slave_0 entered promiscuous mode [ 88.746250][ T4367] device hsr_slave_1 entered promiscuous mode [ 88.752993][ T4367] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 88.761394][ T4367] Cannot create hsr debugfs directory [ 90.407665][ T4333] Bluetooth: hci0: command 0x0409 tx timeout [ 90.485809][ T11] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 90.539185][ T11] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 91.370438][ T4367] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 91.382990][ T4367] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 91.402176][ T11] device hsr_slave_0 left promiscuous mode [ 91.410633][ T11] device hsr_slave_1 left promiscuous mode [ 91.418529][ T11] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 91.428719][ T11] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 91.437842][ T11] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 91.445364][ T11] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 91.456408][ T11] device bridge_slave_1 left promiscuous mode [ 91.463563][ T11] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.479353][ T11] device bridge_slave_0 left promiscuous mode [ 91.485826][ T11] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.515558][ T11] device veth1_macvtap left promiscuous mode [ 91.523814][ T11] device veth0_macvtap left promiscuous mode [ 91.532106][ T11] device veth1_vlan left promiscuous mode [ 91.539430][ T11] device veth0_vlan left promiscuous mode [ 91.955033][ T11] team0 (unregistering): Port device team_slave_1 removed [ 91.988445][ T11] team0 (unregistering): Port device team_slave_0 removed [ 92.019291][ T11] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 92.051792][ T11] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 92.258177][ T11] bond0 (unregistering): Released all slaves [ 92.334915][ T4367] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 92.345375][ T4367] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 92.419546][ T4367] 8021q: adding VLAN 0 to HW filter on device bond0 [ 92.433965][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 92.443845][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 92.454424][ T4367] 8021q: adding VLAN 0 to HW filter on device team0 [ 92.465664][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 92.475366][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 92.484263][ T4333] Bluetooth: hci0: command 0x041b tx timeout [ 92.491210][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 92.498979][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 92.507060][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 92.534838][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 92.544841][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 92.553683][ T56] bridge0: port 2(bridge_slave_1) entered blocking state [ 92.561794][ T56] bridge0: port 2(bridge_slave_1) entered forwarding state [ 92.570342][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 92.581261][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 92.593116][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 92.602490][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 92.612754][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 92.637427][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 92.646699][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 92.659395][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 92.668762][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 92.690124][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 92.699634][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 92.710537][ T4367] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 92.985836][ T4367] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 93.003653][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 93.011901][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 93.035099][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 93.045073][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 93.070517][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 93.083741][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 93.094193][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 93.102717][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 93.111970][ T4367] device veth0_vlan entered promiscuous mode [ 93.123296][ T4367] device veth1_vlan entered promiscuous mode [ 93.142374][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 93.151968][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 93.160780][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 93.170072][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 93.181280][ T4367] device veth0_macvtap entered promiscuous mode [ 93.191081][ T4367] device veth1_macvtap entered promiscuous mode [ 93.205749][ T4367] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 93.214849][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 93.223484][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 93.232017][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 93.241473][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 93.253601][ T4367] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 93.262993][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 93.272121][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 93.287480][ T4367] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 93.296739][ T4367] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 93.305539][ T4367] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 93.314475][ T4367] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 93.368020][ T56] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 93.378723][ T56] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 93.406066][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 93.424046][ T56] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 93.433003][ T56] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 93.457612][ T4324] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2026/04/06 16:58:18 executed programs: 2 [ 93.571151][ T4420] loop0: detected capacity change from 0 to 4096 [ 93.794201][ T4421] [ 93.796711][ T4421] ====================================================== [ 93.803777][ T4421] WARNING: possible circular locking dependency detected [ 93.810815][ T4421] syzkaller #0 Not tainted [ 93.815260][ T4421] ------------------------------------------------------ [ 93.822406][ T4421] syz.0.17/4421 is trying to acquire lock: [ 93.828410][ T4421] ffff888059c49e80 (&ni->ni_lock/5){+.+.}-{3:3}, at: attr_data_get_block+0x339/0x1b60 [ 93.838343][ T4421] [ 93.838343][ T4421] but task is already holding lock: [ 93.845734][ T4421] ffff88807ce8f1d8 (&mm->mmap_lock){++++}-{3:3}, at: vm_mmap_pgoff+0x16c/0x2d0 [ 93.854734][ T4421] [ 93.854734][ T4421] which lock already depends on the new lock. [ 93.854734][ T4421] [ 93.865244][ T4421] [ 93.865244][ T4421] the existing dependency chain (in reverse order) is: [ 93.874438][ T4421] [ 93.874438][ T4421] -> #1 (&mm->mmap_lock){++++}-{3:3}: [ 93.882005][ T4421] __might_fault+0xc2/0x120 [ 93.887142][ T4421] _copy_to_user+0x27/0x130 [ 93.892285][ T4421] fiemap_fill_next_extent+0x1ba/0x390 [ 93.898588][ T4421] ni_fiemap+0x105f/0x1370 [ 93.903713][ T4421] ntfs_fiemap+0xd7/0x130 [ 93.908670][ T4421] do_vfs_ioctl+0x1418/0x1d40 [ 93.914060][ T4421] __se_sys_ioctl+0x83/0x170 [ 93.919446][ T4421] do_syscall_64+0x4c/0xa0 [ 93.924404][ T4421] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 93.930869][ T4421] [ 93.930869][ T4421] -> #0 (&ni->ni_lock/5){+.+.}-{3:3}: [ 93.938732][ T4421] __lock_acquire+0x2d07/0x7d10 [ 93.944593][ T4421] lock_acquire+0x1bb/0x4a0 [ 93.949821][ T4421] __mutex_lock+0x12d/0xaf0 [ 93.954863][ T4421] attr_data_get_block+0x339/0x1b60 [ 93.960791][ T4421] ntfs_file_mmap+0x459/0x700 [ 93.966093][ T4421] mmap_file+0x5d/0xb0 [ 93.970791][ T4421] mmap_region+0xdda/0x1ca0 [ 93.976097][ T4421] do_mmap+0x964/0xfd0 [ 93.980917][ T4421] vm_mmap_pgoff+0x1c1/0x2d0 [ 93.986205][ T4421] ksys_mmap_pgoff+0x516/0x6f0 [ 93.991706][ T4421] do_syscall_64+0x4c/0xa0 [ 93.996655][ T4421] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 94.003107][ T4421] [ 94.003107][ T4421] other info that might help us debug this: [ 94.003107][ T4421] [ 94.013462][ T4421] Possible unsafe locking scenario: [ 94.013462][ T4421] [ 94.020932][ T4421] CPU0 CPU1 [ 94.026310][ T4421] ---- ---- [ 94.031883][ T4421] lock(&mm->mmap_lock); [ 94.036236][ T4421] lock(&ni->ni_lock/5); [ 94.043283][ T4421] lock(&mm->mmap_lock); [ 94.050315][ T4421] lock(&ni->ni_lock/5); [ 94.054844][ T4421] [ 94.054844][ T4421] *** DEADLOCK *** [ 94.054844][ T4421] [ 94.063170][ T4421] 1 lock held by syz.0.17/4421: [ 94.068123][ T4421] #0: ffff88807ce8f1d8 (&mm->mmap_lock){++++}-{3:3}, at: vm_mmap_pgoff+0x16c/0x2d0 [ 94.077896][ T4421] [ 94.077896][ T4421] stack backtrace: [ 94.083810][ T4421] CPU: 0 PID: 4421 Comm: syz.0.17 Not tainted syzkaller #0 [ 94.091195][ T4421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 94.101522][ T4421] Call Trace: [ 94.104817][ T4421] [ 94.107755][ T4421] dump_stack_lvl+0x188/0x24e [ 94.112641][ T4421] ? load_image+0x400/0x400 [ 94.117189][ T4421] ? show_regs_print_info+0x12/0x12 [ 94.122412][ T4421] ? print_circular_bug+0x12b/0x1a0 [ 94.127926][ T4421] check_noncircular+0x296/0x330 [ 94.132995][ T4421] ? look_up_lock_class+0x75/0x140 [ 94.138248][ T4421] ? add_chain_block+0x940/0x940 [ 94.143485][ T4421] ? lockdep_lock+0xf1/0x1f0 [ 94.148096][ T4421] ? _find_first_zero_bit+0xcf/0x100 [ 94.153766][ T4421] __lock_acquire+0x2d07/0x7d10 [ 94.159173][ T4421] ? __lock_acquire+0x13cf/0x7d10 [ 94.164227][ T4421] ? verify_lock_unused+0x140/0x140 [ 94.169572][ T4421] lock_acquire+0x1bb/0x4a0 [ 94.174115][ T4421] ? attr_data_get_block+0x339/0x1b60 [ 94.179535][ T4421] ? is_bpf_text_address+0x22/0x2a0 [ 94.184839][ T4421] ? __might_sleep+0xd0/0xd0 [ 94.189618][ T4421] ? read_lock_is_recursive+0x10/0x10 [ 94.195181][ T4421] ? __kernel_text_address+0x9/0x30 [ 94.200492][ T4421] __mutex_lock+0x12d/0xaf0 [ 94.205459][ T4421] ? attr_data_get_block+0x339/0x1b60 [ 94.210862][ T4421] ? attr_data_get_block+0x1a2/0x1b60 [ 94.216264][ T4421] ? attr_data_get_block+0x339/0x1b60 [ 94.221649][ T4421] ? mutex_lock_nested+0x10/0x10 [ 94.226613][ T4421] ? __up_read+0x2b2/0x6b0 [ 94.231031][ T4421] ? up_read+0x20/0x20 [ 94.235102][ T4421] ? run_lookup_entry+0x3ec/0x560 [ 94.240151][ T4421] attr_data_get_block+0x339/0x1b60 [ 94.245514][ T4421] ? get_pre_allocated+0x130/0x130 [ 94.250726][ T4421] ntfs_file_mmap+0x459/0x700 [ 94.255430][ T4421] ? ntfs_compat_ioctl+0x30/0x30 [ 94.260498][ T4421] ? mas_alloc_nodes+0x710/0x890 [ 94.265534][ T4421] mmap_file+0x5d/0xb0 [ 94.269609][ T4421] mmap_region+0xdda/0x1ca0 [ 94.274134][ T4421] ? file_mmap_ok+0x170/0x170 [ 94.278849][ T4421] ? cap_mmap_addr+0x165/0x2e0 [ 94.283804][ T4421] ? file_mmap_ok+0x11c/0x170 [ 94.288599][ T4421] do_mmap+0x964/0xfd0 [ 94.292828][ T4421] ? mlock_future_check+0x100/0x100 [ 94.298148][ T4421] ? ima_file_free+0x3e0/0x3e0 [ 94.303031][ T4421] ? common_file_perm+0x171/0x1c0 [ 94.308227][ T4421] vm_mmap_pgoff+0x1c1/0x2d0 [ 94.312922][ T4421] ? account_locked_vm+0xe0/0xe0 [ 94.317871][ T4421] ? __fget_files+0x28/0x4b0 [ 94.322584][ T4421] ksys_mmap_pgoff+0x516/0x6f0 [ 94.327443][ T4421] ? lockdep_hardirqs_on+0x94/0x140 [ 94.332654][ T4421] do_syscall_64+0x4c/0xa0 [ 94.337161][ T4421] ? clear_bhb_loop+0x60/0xb0 [ 94.341986][ T4421] ? clear_bhb_loop+0x60/0xb0 [ 94.346674][ T4421] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 94.352568][ T4421] RIP: 0033:0x7fecf599c819 [ 94.357001][ T4421] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 94.376980][ T4421] RSP: 002b:00007fecf68ea028 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 94.385578][ T4421] RAX: ffffffffffffffda RBX: 00007fecf5c16090 RCX: 00007fecf599c819 [ 94.393570][ T4421] RDX: 00000000027fffff RSI: 0000000000600000 RDI: 0000200000000000 [ 94.401569][ T4421] RBP: 00007fecf5a32c91 R08: 0000000000000004 R09: 0000000000000000 [ 94.409726][ T4421] R10: 0000000004002011 R11: 0000000000000246 R12: 0000000000000000 [ 94.417726][ T4421] R13: 00007fecf5c16128 R14: 00007fecf5c16090 R15: 00007fff5249db88 [ 94.425720][ T4421] [ 94.515977][ T4424] loop0: detected capacity change from 0 to 4096 [ 94.556817][ T48] Bluetooth: hci0: command 0x040f tx timeout [ 94.690157][ T4426] loop0: detected capacity change from 0 to 4096 [ 95.084357][ T4433] loop0: detected capacity change from 0 to 4096 [ 95.418156][ T4438] loop0: detected capacity change from 0 to 4096 [ 95.562069][ T4440] loop0: detected capacity change from 0 to 4096 [ 95.888537][ T4445] loop0: detected capacity change from 0 to 4096 [ 96.219438][ T4450] loop0: detected capacity change from 0 to 4096 [ 96.361123][ T4452] loop0: detected capacity change from 0 to 4096 [ 96.636607][ T48] Bluetooth: hci0: command 0x0419 tx timeout [ 96.703345][ T4457] loop0: detected capacity change from 0 to 4096 2026/04/06 16:58:23 executed programs: 27 [ 98.614774][ T4486] set_capacity_and_notify: 5 callbacks suppressed [ 98.614785][ T4486] loop0: detected capacity change from 0 to 4096 [ 98.762410][ T4488] loop0: detected capacity change from 0 to 4096 [ 98.913347][ T4490] loop0: detected capacity change from 0 to 4096 [ 99.248673][ T4495] loop0: detected capacity change from 0 to 4096 [ 99.581899][ T4500] loop0: detected capacity change from 0 to 4096 [ 99.728026][ T4502] loop0: detected capacity change from 0 to 4096 [ 100.060708][ T4507] loop0: detected capacity change from 0 to 4096 [ 100.393281][ T4512] loop0: detected capacity change from 0 to 4096 [ 100.534497][ T4514] loop0: detected capacity change from 0 to 4096 [ 100.676937][ T4516] loop0: detected capacity change from 0 to 4096 2026/04/06 16:58:28 executed programs: 59