[ 76.386943][ T1108] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.54' (ED25519) to the list of known hosts. 2026/01/20 01:40:05 parsed 1 programs [ 82.182158][ T4597] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 83.768725][ T4615] chnl_net:caif_netlink_parms(): no params data found [ 83.804334][ T4615] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.811654][ T4615] bridge0: port 1(bridge_slave_0) entered disabled state [ 83.819911][ T4615] device bridge_slave_0 entered promiscuous mode [ 83.830617][ T4615] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.837882][ T4615] bridge0: port 2(bridge_slave_1) entered disabled state [ 83.845675][ T4615] device bridge_slave_1 entered promiscuous mode [ 83.863773][ T4615] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 83.876592][ T4615] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 83.896729][ T4615] team0: Port device team_slave_0 added [ 83.903635][ T4615] team0: Port device team_slave_1 added [ 83.922109][ T4615] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 83.929220][ T4615] 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. [ 83.955369][ T4615] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 83.970371][ T4615] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 83.977499][ T4615] 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. [ 84.003701][ T4615] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 84.031579][ T4615] device hsr_slave_0 entered promiscuous mode [ 84.038467][ T4615] device hsr_slave_1 entered promiscuous mode [ 84.590557][ T4615] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 84.601192][ T4615] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 84.615854][ T4615] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 84.637888][ T4615] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 84.713182][ T4615] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.720697][ T4615] bridge0: port 2(bridge_slave_1) entered forwarding state [ 84.728771][ T4615] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.735884][ T4615] bridge0: port 1(bridge_slave_0) entered forwarding state [ 84.787201][ T4305] bridge0: port 1(bridge_slave_0) entered disabled state [ 84.807474][ T4305] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.830194][ T4615] 8021q: adding VLAN 0 to HW filter on device bond0 [ 84.856860][ T4305] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 84.875819][ T4305] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 84.897114][ T4615] 8021q: adding VLAN 0 to HW filter on device team0 [ 84.907965][ T4305] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 84.919618][ T4305] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 84.929084][ T4305] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.936195][ T4305] bridge0: port 1(bridge_slave_0) entered forwarding state [ 84.946917][ T4305] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 84.963719][ T4305] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 84.981444][ T4305] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.988708][ T4305] bridge0: port 2(bridge_slave_1) entered forwarding state [ 85.025656][ T4305] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 85.044892][ T4305] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 85.056614][ T4305] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 85.076013][ T4305] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 85.094781][ T4305] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 85.110498][ T4305] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 85.119460][ T4305] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 85.137456][ T4305] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 85.155003][ T4305] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 85.169769][ T4615] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 85.195210][ T4615] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 85.212141][ T4305] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 85.235034][ T4305] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 85.420352][ T4305] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 85.434643][ T4305] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 85.447811][ T4615] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 85.491366][ T4305] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 85.500744][ T4305] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 85.519739][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 85.529762][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 85.539711][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 85.547668][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 85.556725][ T4615] device veth0_vlan entered promiscuous mode [ 85.569929][ T4615] device veth1_vlan entered promiscuous mode [ 85.622962][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 85.632112][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 85.640647][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 85.650052][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 85.660246][ T4615] device veth0_macvtap entered promiscuous mode [ 85.671010][ T4615] device veth1_macvtap entered promiscuous mode [ 85.686864][ T4615] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 85.694175][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 85.704023][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 85.712377][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 85.722928][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 85.738915][ T4615] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 85.747172][ T4305] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 85.757388][ T4305] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 85.769348][ T4615] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.778567][ T4615] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.788753][ T4615] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.798040][ T4615] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 87.594529][ T144] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 87.602511][ T144] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 87.637976][ T4305] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 87.667336][ T144] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 87.675925][ T144] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 87.697331][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 88.143322][ T9] ODEBUG: Out of memory. ODEBUG disabled [ 88.293447][ T9] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/01/20 01:40:14 executed programs: 0 [ 88.763561][ T4844] chnl_net:caif_netlink_parms(): no params data found [ 88.820898][ T4844] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.830038][ T4844] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.838400][ T4844] device bridge_slave_0 entered promiscuous mode [ 88.848729][ T4844] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.857065][ T4844] bridge0: port 2(bridge_slave_1) entered disabled state [ 88.865419][ T4844] device bridge_slave_1 entered promiscuous mode [ 88.893045][ T4844] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 88.906594][ T4844] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 88.938948][ T4844] team0: Port device team_slave_0 added [ 88.946611][ T4844] team0: Port device team_slave_1 added [ 88.969357][ T4844] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 88.978415][ T4844] 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. [ 89.004751][ T4844] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 89.018286][ T4844] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 89.025374][ T4844] 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. [ 89.051747][ T4844] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 89.084564][ T4844] device hsr_slave_0 entered promiscuous mode [ 89.091354][ T4844] device hsr_slave_1 entered promiscuous mode [ 89.098287][ T4844] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 89.106482][ T4844] Cannot create hsr debugfs directory [ 90.221319][ T9] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 90.271299][ T9] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 90.330908][ T9] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 90.704490][ T4200] Bluetooth: hci0: command 0x0409 tx timeout [ 91.178494][ T4844] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 91.188174][ T4844] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 91.199113][ T4844] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 91.208606][ T4844] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 91.257952][ T4844] 8021q: adding VLAN 0 to HW filter on device bond0 [ 91.270451][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 91.278511][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 91.288878][ T4844] 8021q: adding VLAN 0 to HW filter on device team0 [ 91.312023][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 91.320950][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 91.329619][ T154] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.336703][ T154] bridge0: port 1(bridge_slave_0) entered forwarding state [ 91.344579][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 91.357410][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 91.366293][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 91.374887][ T144] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.381928][ T144] bridge0: port 2(bridge_slave_1) entered forwarding state [ 91.407400][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 91.417153][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 91.428346][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 91.437329][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 91.446453][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 91.456765][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 91.465824][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 91.489792][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 91.498477][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 91.509600][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 91.518489][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 91.529337][ T4844] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 91.608015][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 91.615524][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 91.628473][ T4844] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 91.642907][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 91.651627][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 91.679848][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 91.688699][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 91.697875][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 91.706942][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 91.717191][ T4844] device veth0_vlan entered promiscuous mode [ 91.736301][ T4844] device veth1_vlan entered promiscuous mode [ 91.746343][ T9] device hsr_slave_0 left promiscuous mode [ 91.752787][ T9] device hsr_slave_1 left promiscuous mode [ 91.759490][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 91.767170][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 91.776261][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 91.783650][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 91.791820][ T9] device bridge_slave_1 left promiscuous mode [ 91.798204][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.806570][ T9] device bridge_slave_0 left promiscuous mode [ 91.812769][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.823163][ T9] device veth1_macvtap left promiscuous mode [ 91.829399][ T9] device veth0_macvtap left promiscuous mode [ 91.835782][ T9] device veth1_vlan left promiscuous mode [ 91.841541][ T9] device veth0_vlan left promiscuous mode [ 91.942491][ T9] team0 (unregistering): Port device team_slave_1 removed [ 91.955864][ T9] team0 (unregistering): Port device team_slave_0 removed [ 91.967101][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 91.979241][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 92.020556][ T9] bond0 (unregistering): Released all slaves [ 92.067645][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 92.075819][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 92.083708][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 92.092215][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 92.103850][ T4844] device veth0_macvtap entered promiscuous mode [ 92.114162][ T4844] device veth1_macvtap entered promiscuous mode [ 92.129917][ T4844] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 92.137868][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 92.153019][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 92.161190][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 92.169984][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 92.181872][ T4844] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 92.191962][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 92.200834][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 92.210126][ T4844] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.219097][ T4844] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.228202][ T4844] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.237225][ T4844] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.292557][ T4305] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 92.311433][ T4305] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 92.315688][ T154] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 92.320451][ T299] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 92.335526][ T154] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 92.345434][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 92.423658][ T5050] loop0: detected capacity change from 0 to 4096 [ 92.472390][ T5050] ntfs: (device loop0): parse_options(): Option utf8 is no longer supported, using option nls=utf8. Please use option nls=utf8 in the future and make sure utf8 is compiled either as a module or into the kernel. [ 92.517898][ T5050] ntfs: volume version 3.1. [ 92.784926][ T4200] Bluetooth: hci0: command 0x041b tx timeout [ 93.262903][ T5050] syz.0.16 (5050): drop_caches: 3 [ 93.280176][ T299] [ 93.282540][ T299] ====================================================== [ 93.289544][ T299] WARNING: possible circular locking dependency detected [ 93.296560][ T299] syzkaller #0 Not tainted [ 93.300962][ T299] ------------------------------------------------------ [ 93.307959][ T299] kworker/u4:3/299 is trying to acquire lock: [ 93.314001][ T299] ffff88806b170940 (&rl->lock){++++}-{3:3}, at: ntfs_readpage+0x1294/0x2260 [ 93.322692][ T299] [ 93.322692][ T299] but task is already holding lock: [ 93.330116][ T299] ffff88806b173310 (&ni->mrec_lock){+.+.}-{3:3}, at: map_mft_record+0x4e/0x620 [ 93.339044][ T299] [ 93.339044][ T299] which lock already depends on the new lock. [ 93.339044][ T299] [ 93.349416][ T299] [ 93.349416][ T299] the existing dependency chain (in reverse order) is: [ 93.358413][ T299] [ 93.358413][ T299] -> #1 (&ni->mrec_lock){+.+.}-{3:3}: [ 93.365942][ T299] __mutex_lock_common+0x1e3/0x2400 [ 93.371646][ T299] mutex_lock_nested+0x17/0x20 [ 93.376906][ T299] map_mft_record+0x4e/0x620 [ 93.381997][ T299] ntfs_attr_extend_allocation+0x533/0x42a0 [ 93.388387][ T299] ntfs_file_write_iter+0x46e/0x1d60 [ 93.394290][ T299] do_iter_readv_writev+0x47e/0x5f0 [ 93.399993][ T299] do_iter_write+0x205/0x7b0 [ 93.405077][ T299] do_pwritev+0x240/0x3a0 [ 93.409901][ T299] do_syscall_64+0x4c/0xa0 [ 93.414924][ T299] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 93.421314][ T299] [ 93.421314][ T299] -> #0 (&rl->lock){++++}-{3:3}: [ 93.428406][ T299] __lock_acquire+0x2c42/0x7d10 [ 93.433755][ T299] lock_acquire+0x19e/0x400 [ 93.438761][ T299] down_read+0x44/0x2e0 [ 93.443409][ T299] ntfs_readpage+0x1294/0x2260 [ 93.448669][ T299] do_read_cache_page+0x8a1/0x1030 [ 93.454287][ T299] ntfs_map_page+0x24/0x390 [ 93.459283][ T299] ntfs_sync_mft_mirror+0x26c/0x1a20 [ 93.465067][ T299] write_mft_record_nolock+0x1242/0x1810 [ 93.471191][ T299] __ntfs_write_inode+0x7cb/0xdc0 [ 93.476796][ T299] __writeback_single_inode+0x6c3/0xda0 [ 93.482865][ T299] writeback_sb_inodes+0xa4e/0x1680 [ 93.488562][ T299] wb_writeback+0x45d/0xbe0 [ 93.493558][ T299] wb_workfn+0x43a/0xf20 [ 93.498296][ T299] process_one_work+0x85f/0x1010 [ 93.503729][ T299] worker_thread+0xaa6/0x1290 [ 93.508898][ T299] kthread+0x436/0x520 [ 93.513462][ T299] ret_from_fork+0x1f/0x30 [ 93.518374][ T299] [ 93.518374][ T299] other info that might help us debug this: [ 93.518374][ T299] [ 93.528594][ T299] Possible unsafe locking scenario: [ 93.528594][ T299] [ 93.536018][ T299] CPU0 CPU1 [ 93.541391][ T299] ---- ---- [ 93.546732][ T299] lock(&ni->mrec_lock); [ 93.551039][ T299] lock(&rl->lock); [ 93.557425][ T299] lock(&ni->mrec_lock); [ 93.564251][ T299] lock(&rl->lock); [ 93.568292][ T299] [ 93.568292][ T299] *** DEADLOCK *** [ 93.568292][ T299] [ 93.576407][ T299] 3 locks held by kworker/u4:3/299: [ 93.581575][ T299] #0: ffff8880195c0138 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x761/0x1010 [ 93.592157][ T299] #1: ffffc90002b0fd00 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x79f/0x1010 [ 93.603948][ T299] #2: ffff88806b173310 (&ni->mrec_lock){+.+.}-{3:3}, at: map_mft_record+0x4e/0x620 [ 93.613309][ T299] [ 93.613309][ T299] stack backtrace: [ 93.619185][ T299] CPU: 0 PID: 299 Comm: kworker/u4:3 Not tainted syzkaller #0 [ 93.626620][ T299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 93.636741][ T299] Workqueue: writeback wb_workfn (flush-7:0) [ 93.642716][ T299] Call Trace: [ 93.645976][ T299] [ 93.648969][ T299] dump_stack_lvl+0x188/0x250 [ 93.653633][ T299] ? load_image+0x400/0x400 [ 93.658111][ T299] ? show_regs_print_info+0x20/0x20 [ 93.663377][ T299] ? print_circular_bug+0x12b/0x1a0 [ 93.668560][ T299] check_noncircular+0x296/0x330 [ 93.673565][ T299] ? look_up_lock_class+0x71/0x110 [ 93.678661][ T299] ? add_chain_block+0x940/0x940 [ 93.683571][ T299] ? lockdep_lock+0xf1/0x1f0 [ 93.688145][ T299] ? mark_lock+0x94/0x320 [ 93.692450][ T299] __lock_acquire+0x2c42/0x7d10 [ 93.697368][ T299] ? verify_lock_unused+0x140/0x140 [ 93.702631][ T299] ? memset+0x1e/0x40 [ 93.706597][ T299] lock_acquire+0x19e/0x400 [ 93.711255][ T299] ? ntfs_readpage+0x1294/0x2260 [ 93.716274][ T299] ? __might_sleep+0xf0/0xf0 [ 93.720881][ T299] ? _raw_read_lock_irqsave+0x8b/0x100 [ 93.726317][ T299] ? read_lock_is_recursive+0x10/0x10 [ 93.731683][ T299] ? _raw_read_unlock_irqrestore+0x82/0x120 [ 93.737551][ T299] ? lockdep_hardirqs_on+0x94/0x140 [ 93.742776][ T299] ? _raw_read_unlock_irqrestore+0xc1/0x120 [ 93.748644][ T299] ? _raw_read_unlock+0x40/0x40 [ 93.753559][ T299] down_read+0x44/0x2e0 [ 93.757756][ T299] ? ntfs_readpage+0x1294/0x2260 [ 93.762771][ T299] ntfs_readpage+0x1294/0x2260 [ 93.767519][ T299] ? ntfs_writepage+0x1360/0x1360 [ 93.772532][ T299] ? add_to_page_cache_lru+0x2a8/0x4a0 [ 93.777985][ T299] ? ntfs_writepage+0x1360/0x1360 [ 93.783071][ T299] do_read_cache_page+0x8a1/0x1030 [ 93.788166][ T299] ntfs_map_page+0x24/0x390 [ 93.792645][ T299] ntfs_sync_mft_mirror+0x26c/0x1a20 [ 93.797906][ T299] ? blk_put_request+0x20/0x20 [ 93.802651][ T299] ? submit_bio+0x2c1/0x560 [ 93.807216][ T299] ? __mark_mft_record_dirty+0x180/0x180 [ 93.812824][ T299] write_mft_record_nolock+0x1242/0x1810 [ 93.818440][ T299] ? ntfs_unmap_page+0x200/0x200 [ 93.823363][ T299] ? slab_free_freelist_hook+0xea/0x170 [ 93.828885][ T299] ? kmem_cache_free+0x14c/0x210 [ 93.833800][ T299] __ntfs_write_inode+0x7cb/0xdc0 [ 93.838806][ T299] __writeback_single_inode+0x6c3/0xda0 [ 93.844452][ T299] writeback_sb_inodes+0xa4e/0x1680 [ 93.849631][ T299] ? queue_io+0x550/0x550 [ 93.853964][ T299] ? rcu_is_watching+0x11/0xa0 [ 93.858712][ T299] wb_writeback+0x45d/0xbe0 [ 93.863231][ T299] ? rcu_lock_release+0x20/0x20 [ 93.868056][ T299] ? lockdep_hardirqs_on_prepare+0x409/0x770 [ 93.874025][ T299] ? mark_lock+0x94/0x320 [ 93.878332][ T299] ? _raw_spin_unlock_irq+0x1f/0x40 [ 93.883528][ T299] wb_workfn+0x43a/0xf20 [ 93.887767][ T299] ? inode_wait_for_writeback+0x220/0x220 [ 93.893490][ T299] ? lockdep_hardirqs_on_prepare+0x409/0x770 [ 93.899464][ T299] ? read_lock_is_recursive+0x10/0x10 [ 93.904822][ T299] ? __schedule+0x11f7/0x43c0 [ 93.909483][ T299] ? _raw_spin_unlock_irq+0x1f/0x40 [ 93.914662][ T299] process_one_work+0x85f/0x1010 [ 93.919588][ T299] ? worker_detach_from_pool+0x240/0x240 [ 93.925284][ T299] ? lockdep_hardirqs_off+0x70/0x100 [ 93.930579][ T299] ? _raw_spin_lock_irq+0xb7/0xf0 [ 93.935618][ T299] ? _raw_spin_lock_irqsave+0x100/0x100 [ 93.941141][ T299] ? wq_worker_running+0x97/0x170 [ 93.946143][ T299] worker_thread+0xaa6/0x1290 [ 93.950799][ T299] ? lockdep_hardirqs_on+0x94/0x140 [ 93.955981][ T299] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 93.961937][ T299] kthread+0x436/0x520 2026/01/20 01:40:20 executed programs: 3 [ 93.966070][ T299] ? rcu_lock_release+0x20/0x20 [ 93.970895][ T299] ? kthread_blkcg+0xd0/0xd0 [ 93.975460][ T299] ret_from_fork+0x1f/0x30 [ 93.979886][ T299] [ 94.089736][ T5052] loop0: detected capacity change from 0 to 4096 [ 94.119017][ T5052] ntfs: (device loop0): parse_options(): Option utf8 is no longer supported, using option nls=utf8. Please use option nls=utf8 in the future and make sure utf8 is compiled either as a module or into the kernel. [ 94.151718][ T5052] ntfs: volume version 3.1. [ 94.478672][ T5052] syz.0.17 (5052): drop_caches: 3 [ 94.525967][ T5052] syz.0.17 (5052): drop_caches: 3 [ 94.609770][ T5054] loop0: detected capacity change from 0 to 4096 [ 94.644990][ T5054] ntfs: (device loop0): parse_options(): Option utf8 is no longer supported, using option nls=utf8. Please use option nls=utf8 in the future and make sure utf8 is compiled either as a module or into the kernel. [ 94.693097][ T5054] ntfs: volume version 3.1. [ 94.780261][ T5054] syz.0.18 (5054): drop_caches: 3 [ 94.847639][ T5054] syz.0.18 (5054): drop_caches: 3 [ 94.864803][ T5007] Bluetooth: hci0: command 0x040f tx timeout [ 94.929551][ T5056] loop0: detected capacity change from 0 to 4096 [ 94.975076][ T5056] ntfs: (device loop0): parse_options(): Option utf8 is no longer supported, using option nls=utf8. Please use option nls=utf8 in the future and make sure utf8 is compiled either as a module or into the kernel. [ 95.007129][ T5056] ntfs: volume version 3.1. [ 95.055361][ T5056] syz.0.19 (5056): drop_caches: 3 [ 95.093271][ T5056] syz.0.19 (5056): drop_caches: 3 [ 95.167859][ T5058] loop0: detected capacity change from 0 to 4096 [ 95.244682][ T5058] ntfs: (device loop0): parse_options(): Option utf8 is no longer supported, using option nls=utf8. Please use option nls=utf8 in the future and make sure utf8 is compiled either as a module or into the kernel. [ 95.277304][ T5058] ntfs: volume version 3.1. [ 95.325575][ T5058] syz.0.20 (5058): drop_caches: 3 [ 95.365393][ T5058] syz.0.20 (5058): drop_caches: 3 [ 95.451849][ T5060] loop0: detected capacity change from 0 to 4096 [ 95.494927][ T5060] ntfs: (device loop0): parse_options(): Option utf8 is no longer supported, using option nls=utf8. Please use option nls=utf8 in the future and make sure utf8 is compiled either as a module or into the kernel. [ 95.525586][ T5060] ntfs: volume version 3.1. [ 95.577667][ T5060] syz.0.21 (5060): drop_caches: 3 [ 95.618130][ T5060] syz.0.21 (5060): drop_caches: 3 [ 95.702352][ T5062] loop0: detected capacity change from 0 to 4096 [ 95.735903][ T5062] ntfs: (device loop0): parse_options(): Option utf8 is no longer supported, using option nls=utf8. Please use option nls=utf8 in the future and make sure utf8 is compiled either as a module or into the kernel. [ 95.770255][ T5062] ntfs: volume version 3.1. [ 95.816371][ T5062] syz.0.22 (5062): drop_caches: 3 [ 95.854532][ T5062] syz.0.22 (5062): drop_caches: 3 [ 95.928115][ T5064] loop0: detected capacity change from 0 to 4096 [ 95.959566][ T5064] ntfs: (device loop0): parse_options(): Option utf8 is no longer supported, using option nls=utf8. Please use option nls=utf8 in the future and make sure utf8 is compiled either as a module or into the kernel. [ 95.991385][ T5064] ntfs: volume version 3.1. [ 96.036179][ T5064] syz.0.23 (5064): drop_caches: 3 [ 96.074166][ T5064] syz.0.23 (5064): drop_caches: 3 [ 96.130647][ T5066] loop0: detected capacity change from 0 to 4096 [ 96.145095][ T5066] ntfs: (device loop0): parse_options(): Option utf8 is no longer supported, using option nls=utf8. Please use option nls=utf8 in the future and make sure utf8 is compiled either as a module or into the kernel. [ 96.176901][ T5066] ntfs: volume version 3.1. [ 96.221975][ T5066] syz.0.24 (5066): drop_caches: 3 [ 96.259673][ T5066] syz.0.24 (5066): drop_caches: 3 [ 96.350066][ T5068] loop0: detected capacity change from 0 to 4096 [ 96.362653][ T5068] ntfs: (device loop0): parse_options(): Option utf8 is no longer supported, using option nls=utf8. Please use option nls=utf8 in the future and make sure utf8 is compiled either as a module or into the kernel. [ 96.394545][ T5068] ntfs: volume version 3.1. [ 96.439775][ T5068] syz.0.25 (5068): drop_caches: 3 [ 96.478467][ T5068] syz.0.25 (5068): drop_caches: 3 [ 96.628108][ T5070] ntfs: volume version 3.1. [ 96.684232][ T5070] syz.0.26 (5070): drop_caches: 3 [ 96.722605][ T5070] syz.0.26 (5070): drop_caches: 3 [ 96.847368][ T5072] ntfs: volume version 3.1. [ 96.903977][ T5072] syz.0.27 (5072): drop_caches: 3 [ 96.941800][ T5072] syz.0.27 (5072): drop_caches: 3 [ 96.947038][ T23] Bluetooth: hci0: command 0x0419 tx timeout [ 97.060947][ T5074] ntfs: volume version 3.1. [ 97.114988][ T5074] syz.0.28 (5074): drop_caches: 3 [ 97.152838][ T5074] syz.0.28 (5074): drop_caches: 3 [ 97.266713][ T5076] ntfs: volume version 3.1. [ 97.323549][ T5076] syz.0.29 (5076): drop_caches: 3 [ 97.364002][ T5076] syz.0.29 (5076): drop_caches: 3 [ 97.433360][ T5078] set_capacity_and_notify: 4 callbacks suppressed [ 97.433369][ T5078] loop0: detected capacity change from 0 to 4096 [ 97.499628][ T5078] __ntfs_warning: 4 callbacks suppressed [ 97.499642][ T5078] ntfs: (device loop0): parse_options(): Option utf8 is no longer supported, using option nls=utf8. Please use option nls=utf8 in the future and make sure utf8 is compiled either as a module or into the kernel. [ 97.536305][ T5078] ntfs: volume version 3.1. [ 97.579546][ T5078] syz.0.30 (5078): drop_caches: 3 [ 97.617732][ T5078] syz.0.30 (5078): drop_caches: 3 [ 97.694738][ T5080] loop0: detected capacity change from 0 to 4096 [ 97.725652][ T5080] ntfs: (device loop0): parse_options(): Option utf8 is no longer supported, using option nls=utf8. Please use option nls=utf8 in the future and make sure utf8 is compiled either as a module or into the kernel. [ 97.757065][ T5080] ntfs: volume version 3.1. [ 97.804891][ T5080] syz.0.31 (5080): drop_caches: 3 [ 97.843718][ T5080] syz.0.31 (5080): drop_caches: 3 [ 97.940762][ T5082] loop0: detected capacity change from 0 to 4096 [ 98.017125][ T5082] ntfs: (device loop0): parse_options(): Option utf8 is no longer supported, using option nls=utf8. Please use option nls=utf8 in the future and make sure utf8 is compiled either as a module or into the kernel. [ 98.047962][ T5082] ntfs: volume version 3.1. [ 98.095165][ T5082] syz.0.32 (5082): drop_caches: 3 [ 98.132353][ T5082] syz.0.32 (5082): drop_caches: 3 [ 98.212728][ T5084] loop0: detected capacity change from 0 to 4096 [ 98.255078][ T5084] ntfs: (device loop0): parse_options(): Option utf8 is no longer supported, using option nls=utf8. Please use option nls=utf8 in the future and make sure utf8 is compiled either as a module or into the kernel. [ 98.285583][ T5084] ntfs: volume version 3.1. [ 98.335061][ T5084] syz.0.33 (5084): drop_caches: 3 [ 98.373574][ T5084] syz.0.33 (5084): drop_caches: 3 [ 98.455307][ T5086] loop0: detected capacity change from 0 to 4096 [ 98.555072][ T5086] ntfs: (device loop0): parse_options(): Option utf8 is no longer supported, using option nls=utf8. Please use option nls=utf8 in the future and make sure utf8 is compiled either as a module or into the kernel. [ 98.586204][ T5086] ntfs: volume version 3.1. [ 98.642729][ T5086] syz.0.34 (5086): drop_caches: 3 [ 98.681083][ T5086] syz.0.34 (5086): drop_caches: 3 [ 98.743394][ T5088] loop0: detected capacity change from 0 to 4096 [ 98.796993][ T5088] ntfs: (device loop0): parse_options(): Option utf8 is no longer supported, using option nls=utf8. Please use option nls=utf8 in the future and make sure utf8 is compiled either as a module or into the kernel. [ 98.827783][ T5088] ntfs: volume version 3.1. [ 98.876860][ T5088] syz.0.35 (5088): drop_caches: 3 [ 98.915628][ T5088] syz.0.35 (5088): drop_caches: 3 [ 99.011050][ T5090] loop0: detected capacity change from 0 to 4096 [ 99.055076][ T5090] ntfs: (device loop0): parse_options(): Option utf8 is no longer supported, using option nls=utf8. Please use option nls=utf8 in the future and make sure utf8 is compiled either as a module or into the kernel. [ 99.086719][ T5090] ntfs: volume version 3.1. [ 99.135316][ T5090] syz.0.36 (5090): drop_caches: 3 [ 99.172800][ T5090] syz.0.36 (5090): drop_caches: 3 2026/01/20 01:40:25 executed programs: 23 [ 99.260323][ T5092] loop0: detected capacity change from 0 to 4096 [ 99.318590][ T5092] ntfs: (device loop0): parse_options(): Option utf8 is no longer supported, using option nls=utf8. Please use option nls=utf8 in the future and make sure utf8 is compiled either as a module or into the kernel. [ 99.350611][ T5092] ntfs: volume version 3.1. [ 99.397385][ T5092] syz.0.37 (5092): drop_caches: 3 [ 99.436840][ T5092] syz.0.37 (5092): drop_caches: 3 [ 99.519584][ T5094] loop0: detected capacity change from 0 to 4096 [ 99.550869][ T5094] ntfs: (device loop0): parse_options(): Option utf8 is no longer supported, using option nls=utf8. Please use option nls=utf8 in the future and make sure utf8 is compiled either as a module or into the kernel. [ 99.582713][ T5094] ntfs: volume version 3.1. [ 99.626877][ T5094] syz.0.38 (5094): drop_caches: 3 [ 99.665702][ T5094] syz.0.38 (5094): drop_caches: 3 [ 99.755377][ T5096] loop0: detected capacity change from 0 to 4096 [ 99.785116][ T5096] ntfs: (device loop0): parse_options(): Option utf8 is no longer supported, using option nls=utf8. Please use option nls=utf8 in the future and make sure utf8 is compiled either as a module or into the kernel. [ 99.820231][ T5096] ntfs: volume version 3.1. [ 99.866054][ T5096] syz.0.39 (5096): drop_caches: 3 [ 99.904220][ T5096] syz.0.39 (5096): drop_caches: 3 [ 100.067492][ T5098] ntfs: volume version 3.1. [ 100.123742][ T5098] syz.0.40 (5098): drop_caches: 3 [ 100.162461][ T5098] syz.0.40 (5098): drop_caches: 3 [ 100.295458][ T5100] ntfs: volume version 3.1. [ 100.341799][ T5100] syz.0.41 (5100): drop_caches: 3 [ 100.379706][ T5100] syz.0.41 (5100): drop_caches: 3 [ 100.508334][ T5102] ntfs: volume version 3.1. [ 100.564199][ T5102] syz.0.42 (5102): drop_caches: 3 [ 100.603026][ T5102] syz.0.42 (5102): drop_caches: 3 [ 100.746777][ T5104] ntfs: volume version 3.1. [ 100.826150][ T5104] syz.0.43 (5104): drop_caches: 3 [ 100.944461][ T5104] syz.0.43 (5104): drop_caches: 3 [ 101.068266][ T5106] ntfs: volume version 3.1. [ 101.122263][ T5106] syz.0.44 (5106): drop_caches: 3 [ 101.152505][ T5106] syz.0.44 (5106): drop_caches: 3 [ 101.250600][ T5108] ntfs: volume version 3.1. [ 101.297971][ T5108] syz.0.45 (5108): drop_caches: 3 [ 101.327999][ T5108] syz.0.45 (5108): drop_caches: 3 [ 101.462323][ T5110] ntfs: volume version 3.1. [ 101.510005][ T5110] syz.0.46 (5110): drop_caches: 3 [ 101.541385][ T5110] syz.0.46 (5110): drop_caches: 3 [ 101.669652][ T5112] ntfs: volume version 3.1. [ 101.717582][ T5112] syz.0.47 (5112): drop_caches: 3 [ 101.747566][ T5112] syz.0.47 (5112): drop_caches: 3 [ 101.887407][ T5114] ntfs: volume version 3.1. [ 101.936390][ T5114] syz.0.48 (5114): drop_caches: 3 [ 101.965903][ T5114] syz.0.48 (5114): drop_caches: 3 [ 102.085097][ T5116] ntfs: volume version 3.1. [ 102.136071][ T5116] syz.0.49 (5116): drop_caches: 3 [ 102.166629][ T5116] syz.0.49 (5116): drop_caches: 3 [ 102.298746][ T5118] ntfs: volume version 3.1. [ 102.346136][ T5118] syz.0.50 (5118): drop_caches: 3 [ 102.376200][ T5118] syz.0.50 (5118): drop_caches: 3 [ 102.452663][ T5120] set_capacity_and_notify: 11 callbacks suppressed [ 102.452673][ T5120] loop0: detected capacity change from 0 to 4096 [ 102.511611][ T5120] ntfs: volume version 3.1. [ 102.558659][ T5120] syz.0.51 (5120): drop_caches: 3 [ 102.590666][ T5120] syz.0.51 (5120): drop_caches: 3 [ 102.673261][ T5122] loop0: detected capacity change from 0 to 4096 [ 102.740702][ T5122] __ntfs_warning: 12 callbacks suppressed [ 102.740715][ T5122] ntfs: (device loop0): parse_options(): Option utf8 is no longer supported, using option nls=utf8. Please use option nls=utf8 in the future and make sure utf8 is compiled either as a module or into the kernel. [ 102.777244][ T5122] ntfs: volume version 3.1. [ 102.811478][ T5122] syz.0.52 (5122): drop_caches: 3 [ 102.841655][ T5122] syz.0.52 (5122): drop_caches: 3 [ 102.935952][ T5124] loop0: detected capacity change from 0 to 4096 [ 102.965012][ T5124] ntfs: (device loop0): parse_options(): Option utf8 is no longer supported, using option nls=utf8. Please use option nls=utf8 in the future and make sure utf8 is compiled either as a module or into the kernel. [ 103.000212][ T5124] ntfs: volume version 3.1. [ 103.037596][ T5124] syz.0.53 (5124): drop_caches: 3 [ 103.067052][ T5124] syz.0.53 (5124): drop_caches: 3 [ 103.143642][ T5126] loop0: detected capacity change from 0 to 4096 [ 103.175336][ T5126] ntfs: (device loop0): parse_options(): Option utf8 is no longer supported, using option nls=utf8. Please use option nls=utf8 in the future and make sure utf8 is compiled either as a module or into the kernel. [ 103.209637][ T5126] ntfs: volume version 3.1. [ 103.247655][ T5126] syz.0.54 (5126): drop_caches: 3