Warning: Permanently added '10.128.1.124' (ED25519) to the list of known hosts. 2026/01/03 18:59:47 parsed 1 programs [ 79.373485][ T4271] cgroup: Unknown subsys name 'net' [ 79.511249][ T4271] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 81.068794][ T4271] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 82.903034][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 82.912554][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 82.924896][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 82.951054][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 82.959178][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 82.968011][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 85.086479][ T4335] chnl_net:caif_netlink_parms(): no params data found [ 85.150141][ T4335] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.158389][ T4335] bridge0: port 1(bridge_slave_0) entered disabled state [ 85.166897][ T4335] device bridge_slave_0 entered promiscuous mode [ 85.187332][ T4335] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.195037][ T4335] bridge0: port 2(bridge_slave_1) entered disabled state [ 85.202987][ T4335] device bridge_slave_1 entered promiscuous mode [ 85.236931][ T4335] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 85.248072][ T4335] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 85.274919][ T4335] team0: Port device team_slave_0 added [ 85.283008][ T4335] team0: Port device team_slave_1 added [ 85.318084][ T4335] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 85.325235][ 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. [ 85.351234][ T4335] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 85.363800][ T4335] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 85.370882][ 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. [ 85.396869][ T4335] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 85.443215][ T4335] device hsr_slave_0 entered promiscuous mode [ 85.450808][ T4335] device hsr_slave_1 entered promiscuous mode [ 85.584395][ T4335] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 85.597730][ T4335] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 85.609881][ T4335] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 85.620683][ T4335] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 85.659393][ T4335] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.666807][ T4335] bridge0: port 2(bridge_slave_1) entered forwarding state [ 85.675077][ T4335] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.682268][ T4335] bridge0: port 1(bridge_slave_0) entered forwarding state [ 85.759422][ T4335] 8021q: adding VLAN 0 to HW filter on device bond0 [ 85.781060][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 85.791112][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 85.800541][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 85.815923][ T4335] 8021q: adding VLAN 0 to HW filter on device team0 [ 85.835182][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 85.843769][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.850979][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 85.862852][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 85.872464][ T11] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.879769][ T11] bridge0: port 2(bridge_slave_1) entered forwarding state [ 85.907099][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 85.918534][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 85.930600][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 85.952118][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 85.966472][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 85.977900][ T4335] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 86.180793][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 86.188995][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 86.208408][ T4335] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 86.226959][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 86.236497][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 86.260926][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 86.270139][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 86.280005][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 86.288129][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 86.300178][ T4335] device veth0_vlan entered promiscuous mode [ 86.317287][ T4335] device veth1_vlan entered promiscuous mode [ 86.340518][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 86.350335][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 86.358880][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 86.367611][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 86.382530][ T4335] device veth0_macvtap entered promiscuous mode [ 86.395218][ T4335] device veth1_macvtap entered promiscuous mode [ 86.420242][ T4335] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 86.429163][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 86.438522][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 86.447956][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 86.457804][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 86.470614][ T4335] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 86.479308][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 86.488290][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 86.500958][ T4335] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.511049][ T4335] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.519956][ T4335] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.529699][ T4335] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.658896][ T56] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 86.793451][ T4363] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 86.802656][ T4363] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 86.810850][ T4363] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 86.819782][ T4363] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 86.828291][ T4363] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 86.836272][ T4363] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 87.026039][ T22] cfg80211: failed to load regulatory.db 2026/01/03 18:59:58 executed programs: 0 [ 87.702878][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 87.711822][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 87.720223][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 87.729143][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 87.738335][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 87.746661][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 87.890013][ T4372] chnl_net:caif_netlink_parms(): no params data found [ 87.945559][ T4372] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.952765][ T4372] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.961351][ T4372] device bridge_slave_0 entered promiscuous mode [ 87.970559][ T4372] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.978239][ T4372] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.986637][ T4372] device bridge_slave_1 entered promiscuous mode [ 88.012581][ T4372] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 88.024263][ T4372] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 88.052402][ T4372] team0: Port device team_slave_0 added [ 88.060310][ T4372] team0: Port device team_slave_1 added [ 88.084971][ T4372] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 88.091974][ T4372] 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. [ 88.117975][ T4372] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 88.131132][ T4372] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 88.138445][ T4372] 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. [ 88.165513][ T4372] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 88.200441][ T4372] device hsr_slave_0 entered promiscuous mode [ 88.207686][ T4372] device hsr_slave_1 entered promiscuous mode [ 88.215021][ T4372] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 88.223052][ T4372] Cannot create hsr debugfs directory [ 89.057502][ T56] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 89.814829][ T4363] Bluetooth: hci0: command 0x0409 tx timeout [ 91.336979][ T56] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 91.398078][ T56] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 91.894853][ T4363] Bluetooth: hci0: command 0x041b tx timeout [ 92.307763][ T4372] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 92.319476][ T4372] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 92.330203][ T4372] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 92.356774][ T4372] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 92.401680][ T56] device hsr_slave_0 left promiscuous mode [ 92.410293][ T56] device hsr_slave_1 left promiscuous mode [ 92.418789][ T56] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 92.427345][ T56] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 92.436231][ T56] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 92.443755][ T56] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 92.452259][ T56] device bridge_slave_1 left promiscuous mode [ 92.459612][ T56] bridge0: port 2(bridge_slave_1) entered disabled state [ 92.472250][ T56] device bridge_slave_0 left promiscuous mode [ 92.480159][ T56] bridge0: port 1(bridge_slave_0) entered disabled state [ 92.508218][ T56] device veth1_macvtap left promiscuous mode [ 92.514858][ T56] device veth0_macvtap left promiscuous mode [ 92.521020][ T56] device veth1_vlan left promiscuous mode [ 92.527839][ T56] device veth0_vlan left promiscuous mode [ 93.006385][ T56] team0 (unregistering): Port device team_slave_1 removed [ 93.038186][ T56] team0 (unregistering): Port device team_slave_0 removed [ 93.070758][ T56] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 93.103534][ T56] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 93.378074][ T56] bond0 (unregistering): Released all slaves [ 93.468139][ T4372] 8021q: adding VLAN 0 to HW filter on device bond0 [ 93.483186][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 93.492488][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 93.517960][ T4372] 8021q: adding VLAN 0 to HW filter on device team0 [ 93.528888][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.538413][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 93.547220][ T51] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.554395][ T51] bridge0: port 1(bridge_slave_0) entered forwarding state [ 93.563374][ T51] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 93.581643][ T2958] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 93.591332][ T2958] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 93.600377][ T2958] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.607625][ T2958] bridge0: port 2(bridge_slave_1) entered forwarding state [ 93.625101][ T2958] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 93.634241][ T2958] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 93.646278][ T2958] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 93.656491][ T2958] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 93.666929][ T2958] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 93.695110][ T4383] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 93.705308][ T4383] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 93.714488][ T4383] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 93.723170][ T4383] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 93.737742][ T4383] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 93.746567][ T4383] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 93.757969][ T4372] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 93.984316][ T4363] Bluetooth: hci0: command 0x040f tx timeout [ 93.999759][ T2958] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 94.008602][ T2958] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 94.026616][ T4372] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 94.045520][ T2958] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 94.055073][ T2958] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 94.088441][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 94.098946][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 94.109430][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 94.117739][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 94.128559][ T4372] device veth0_vlan entered promiscuous mode [ 94.139922][ T4372] device veth1_vlan entered promiscuous mode [ 94.160034][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 94.168437][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 94.177454][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 94.186262][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 94.197351][ T4372] device veth0_macvtap entered promiscuous mode [ 94.207645][ T4372] device veth1_macvtap entered promiscuous mode [ 94.226148][ T4372] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 94.233592][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 94.242342][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 94.250920][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 94.260427][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 94.280256][ T4372] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 94.288527][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 94.297560][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 94.309463][ T4372] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.318796][ T4372] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.327956][ T4372] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.336781][ T4372] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.410921][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 94.425893][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 94.438576][ T4383] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready 2026/01/03 19:00:05 executed programs: 2 [ 94.467836][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 94.476007][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 94.485907][ T2958] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 94.591077][ T4429] mmap: syz.0.17 (4429) uses deprecated remap_file_pages() syscall. See Documentation/mm/remap_file_pages.rst. [ 94.697923][ T4429] [ 94.700392][ T4429] ====================================================== [ 94.707414][ T4429] WARNING: possible circular locking dependency detected [ 94.714449][ T4429] syzkaller #0 Not tainted [ 94.718869][ T4429] ------------------------------------------------------ [ 94.725887][ T4429] syz.0.17/4429 is trying to acquire lock: [ 94.731692][ T4429] ffff888073914e50 (&sb->s_type->i_mutex_key#13){+.+.}-{3:3}, at: process_measurement+0x33c/0x1a10 [ 94.742432][ T4429] [ 94.742432][ T4429] but task is already holding lock: [ 94.749801][ T4429] ffff88807bb83d58 (&mm->mmap_lock){++++}-{3:3}, at: __se_sys_remap_file_pages+0x17d/0x770 [ 94.759825][ T4429] [ 94.759825][ T4429] which lock already depends on the new lock. [ 94.759825][ T4429] [ 94.770240][ T4429] [ 94.770240][ T4429] the existing dependency chain (in reverse order) is: [ 94.779279][ T4429] [ 94.779279][ T4429] -> #1 (&mm->mmap_lock){++++}-{3:3}: [ 94.786847][ T4429] down_read_killable+0x4c/0x340 [ 94.792358][ T4429] mmap_read_lock_killable+0x1d/0x60 [ 94.798176][ T4429] lock_mm_and_find_vma+0x2b1/0x2f0 [ 94.803914][ T4429] do_user_addr_fault+0x2db/0xb10 [ 94.809522][ T4429] exc_page_fault+0x60/0x100 [ 94.814675][ T4429] asm_exc_page_fault+0x22/0x30 [ 94.820058][ T4429] fault_in_readable+0x13e/0x1f0 [ 94.825527][ T4429] fault_in_iov_iter_readable+0xbb/0x2e0 [ 94.831695][ T4429] generic_perform_write+0x1ee/0x5a0 [ 94.837517][ T4429] __generic_file_write_iter+0x148/0x2a0 [ 94.843689][ T4429] generic_file_write_iter+0xab/0x2e0 [ 94.849597][ T4429] vfs_write+0x44c/0x960 [ 94.854386][ T4429] ksys_write+0x143/0x240 [ 94.859276][ T4429] do_syscall_64+0x4c/0xa0 [ 94.864242][ T4429] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 94.870673][ T4429] [ 94.870673][ T4429] -> #0 (&sb->s_type->i_mutex_key#13){+.+.}-{3:3}: [ 94.879373][ T4429] __lock_acquire+0x2cf8/0x7c50 [ 94.884764][ T4429] lock_acquire+0x1b4/0x490 [ 94.889800][ T4429] down_write+0x36/0x60 [ 94.894495][ T4429] process_measurement+0x33c/0x1a10 [ 94.900232][ T4429] ima_file_mmap+0x104/0x150 [ 94.905393][ T4429] __se_sys_remap_file_pages+0x53e/0x770 [ 94.911572][ T4429] do_syscall_64+0x4c/0xa0 [ 94.916525][ T4429] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 94.922952][ T4429] [ 94.922952][ T4429] other info that might help us debug this: [ 94.922952][ T4429] [ 94.933200][ T4429] Possible unsafe locking scenario: [ 94.933200][ T4429] [ 94.940653][ T4429] CPU0 CPU1 [ 94.946019][ T4429] ---- ---- [ 94.951387][ T4429] lock(&mm->mmap_lock); [ 94.955726][ T4429] lock(&sb->s_type->i_mutex_key#13); [ 94.963729][ T4429] lock(&mm->mmap_lock); [ 94.970586][ T4429] lock(&sb->s_type->i_mutex_key#13); [ 94.976067][ T4429] [ 94.976067][ T4429] *** DEADLOCK *** [ 94.976067][ T4429] [ 94.984214][ T4429] 1 lock held by syz.0.17/4429: [ 94.989069][ T4429] #0: ffff88807bb83d58 (&mm->mmap_lock){++++}-{3:3}, at: __se_sys_remap_file_pages+0x17d/0x770 [ 94.999537][ T4429] [ 94.999537][ T4429] stack backtrace: [ 95.005453][ T4429] CPU: 1 PID: 4429 Comm: syz.0.17 Not tainted syzkaller #0 [ 95.012656][ T4429] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 95.022731][ T4429] Call Trace: [ 95.026023][ T4429] [ 95.028959][ T4429] dump_stack_lvl+0x168/0x22e [ 95.033654][ T4429] ? load_image+0x3b0/0x3b0 [ 95.038274][ T4429] ? show_regs_print_info+0x12/0x12 [ 95.043517][ T4429] ? print_circular_bug+0x12b/0x1a0 [ 95.048741][ T4429] check_noncircular+0x274/0x310 [ 95.053730][ T4429] ? add_chain_block+0x940/0x940 [ 95.058693][ T4429] ? lockdep_lock+0xdc/0x1e0 [ 95.063311][ T4429] ? _find_first_zero_bit+0xcf/0x100 [ 95.068612][ T4429] __lock_acquire+0x2cf8/0x7c50 [ 95.073486][ T4429] ? ima_match_policy+0x104/0x2100 [ 95.078608][ T4429] ? __lock_acquire+0x13c0/0x7c50 [ 95.083646][ T4429] ? verify_lock_unused+0x140/0x140 [ 95.088862][ T4429] ? ima_match_policy+0x207a/0x2100 [ 95.094093][ T4429] lock_acquire+0x1b4/0x490 [ 95.098620][ T4429] ? process_measurement+0x33c/0x1a10 [ 95.104027][ T4429] ? __might_sleep+0xd0/0xd0 [ 95.108668][ T4429] ? read_lock_is_recursive+0x10/0x10 [ 95.114084][ T4429] ? ima_get_action+0x71/0xa0 [ 95.118805][ T4429] down_write+0x36/0x60 [ 95.122990][ T4429] ? process_measurement+0x33c/0x1a10 [ 95.128383][ T4429] process_measurement+0x33c/0x1a10 [ 95.133620][ T4429] ? ima_file_mmap+0x150/0x150 [ 95.138397][ T4429] ? aa_file_perm+0x117/0xec0 [ 95.143117][ T4429] ? mtree_load+0xeb/0xa40 [ 95.147555][ T4429] ? mtree_load+0x90a/0xa40 [ 95.152071][ T4429] ? aa_get_current_label+0x110/0x1d0 [ 95.157473][ T4429] ? apparmor_current_getsecid_subj+0xb1/0x110 [ 95.163691][ T4429] ima_file_mmap+0x104/0x150 [ 95.168329][ T4429] ? ima_file_free+0x3e0/0x3e0 [ 95.173134][ T4429] ? common_file_perm+0x171/0x1c0 [ 95.178193][ T4429] ? bpf_lsm_mmap_file+0x5/0x10 [ 95.183062][ T4429] ? security_mmap_file+0x11b/0x180 [ 95.188282][ T4429] __se_sys_remap_file_pages+0x53e/0x770 [ 95.193935][ T4429] ? __se_sys_futex+0x14a/0x440 [ 95.198839][ T4429] ? __x64_sys_remap_file_pages+0xc0/0xc0 [ 95.204583][ T4429] ? lock_chain_count+0x20/0x20 [ 95.209478][ T4429] ? lockdep_hardirqs_on+0x94/0x140 [ 95.214722][ T4429] ? __x64_sys_remap_file_pages+0x1c/0xc0 [ 95.220463][ T4429] do_syscall_64+0x4c/0xa0 [ 95.224897][ T4429] ? clear_bhb_loop+0x60/0xb0 [ 95.229608][ T4429] ? clear_bhb_loop+0x60/0xb0 [ 95.234308][ T4429] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 95.240223][ T4429] RIP: 0033:0x7f149cb8f749 [ 95.244666][ T4429] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 95.264289][ T4429] RSP: 002b:00007f149c1fe038 EFLAGS: 00000246 ORIG_RAX: 00000000000000d8 [ 95.272722][ T4429] RAX: ffffffffffffffda RBX: 00007f149cde5fa0 RCX: 00007f149cb8f749 [ 95.280707][ T4429] RDX: 0000000000000000 RSI: 0000000000200000 RDI: 00002000002ec000 [ 95.288691][ T4429] RBP: 00007f149cc13f91 R08: 0000000000000000 R09: 0000000000000000 [ 95.296674][ T4429] R10: 0000000000000040 R11: 0000000000000246 R12: 0000000000000000 [ 95.304673][ T4429] R13: 00007f149cde6038 R14: 00007f149cde5fa0 R15: 00007ffd24559128 [ 95.312680][ T4429] [ 96.054704][ T47] Bluetooth: hci0: command 0x0419 tx timeout 2026/01/03 19:00:10 executed programs: 33 2026/01/03 19:00:15 executed programs: 70