Warning: Permanently added '10.128.1.143' (ED25519) to the list of known hosts. 2024/10/06 05:49:24 ignoring optional flag "sandboxArg"="0" 2024/10/06 05:49:24 parsed 1 programs [ 45.250441][ T3568] cgroup: Unknown subsys name 'net' [ 45.385947][ T3568] cgroup: Unknown subsys name 'rlimit' [ 46.595860][ T3568] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 47.987526][ T3590] chnl_net:caif_netlink_parms(): no params data found [ 48.028553][ T3590] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.036124][ T3590] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.043978][ T3590] device bridge_slave_0 entered promiscuous mode [ 48.052861][ T3590] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.060097][ T3590] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.067799][ T3590] device bridge_slave_1 entered promiscuous mode [ 48.089024][ T3590] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 48.099549][ T3590] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 48.119723][ T3590] team0: Port device team_slave_0 added [ 48.127479][ T3590] team0: Port device team_slave_1 added [ 48.143057][ T3590] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 48.150224][ T3590] 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. [ 48.176439][ T3590] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 48.191202][ T3590] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 48.198138][ T3590] 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. [ 48.224236][ T3590] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 48.250971][ T3590] device hsr_slave_0 entered promiscuous mode [ 48.257541][ T3590] device hsr_slave_1 entered promiscuous mode [ 48.335289][ T3590] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 48.345705][ T3590] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 48.354240][ T3590] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 48.362828][ T3590] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 48.389291][ T3590] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.396529][ T3590] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.404329][ T3590] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.411619][ T3590] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.468431][ T3590] 8021q: adding VLAN 0 to HW filter on device bond0 [ 48.482681][ T863] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.494122][ T863] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.503459][ T863] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.517373][ T3590] 8021q: adding VLAN 0 to HW filter on device team0 [ 48.528840][ T863] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.537830][ T863] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.544929][ T863] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.564210][ T863] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.573062][ T863] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.580154][ T863] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.602967][ T863] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 48.612998][ T863] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 48.628472][ T3590] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 48.640536][ T3590] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 48.653473][ T863] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 48.663222][ T863] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.672664][ T863] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.683865][ T863] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 48.777866][ T863] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 48.788404][ T863] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 48.803186][ T3590] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 48.824855][ T863] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 48.846319][ T863] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 48.858296][ T863] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 48.867983][ T863] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 48.879945][ T3590] device veth0_vlan entered promiscuous mode [ 48.893999][ T3590] device veth1_vlan entered promiscuous mode [ 48.917043][ T863] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 48.926543][ T863] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 48.936872][ T863] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 48.949179][ T3590] device veth0_macvtap entered promiscuous mode [ 48.958567][ T863] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 48.973431][ T3590] device veth1_macvtap entered promiscuous mode [ 48.991445][ T3590] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 48.998948][ T1183] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 49.008180][ T1183] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.019753][ T3590] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 49.031323][ T3590] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.040238][ T3590] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.048940][ T3590] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.058114][ T3590] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.068344][ T1183] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 49.077149][ T1183] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 49.191094][ T3590] syz-executor (3590) used greatest stack depth: 18776 bytes left [ 49.753052][ T144] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 52.125898][ T144] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 54.425139][ T144] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 54.495443][ T144] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 54.826067][ T1183] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 54.846861][ T1183] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 54.864920][ T863] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 54.883208][ T863] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 54.891797][ T863] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 54.904603][ T1183] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2024/10/06 05:49:36 executed programs: 0 [ 55.692328][ T3688] chnl_net:caif_netlink_parms(): no params data found [ 55.753144][ T3688] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.762714][ T3688] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.770911][ T3688] device bridge_slave_0 entered promiscuous mode [ 55.783057][ T144] device hsr_slave_0 left promiscuous mode [ 55.789417][ T144] device hsr_slave_1 left promiscuous mode [ 55.796292][ T144] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 55.804209][ T144] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 55.812309][ T144] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 55.819685][ T144] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 55.827438][ T144] device bridge_slave_1 left promiscuous mode [ 55.834831][ T144] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.847624][ T144] device bridge_slave_0 left promiscuous mode [ 55.854675][ T144] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.869518][ T144] device veth1_macvtap left promiscuous mode [ 55.876252][ T144] device veth0_macvtap left promiscuous mode [ 55.882473][ T144] device veth1_vlan left promiscuous mode [ 55.888323][ T144] device veth0_vlan left promiscuous mode [ 56.009515][ T144] team0 (unregistering): Port device team_slave_1 removed [ 56.024484][ T144] team0 (unregistering): Port device team_slave_0 removed [ 56.035516][ T144] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 56.048068][ T144] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 56.095349][ T144] bond0 (unregistering): Released all slaves [ 56.164281][ T3688] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.176999][ T3688] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.185531][ T3688] device bridge_slave_1 entered promiscuous mode [ 56.219246][ T3688] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.231762][ T3688] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.256853][ T3688] team0: Port device team_slave_0 added [ 56.264403][ T3688] team0: Port device team_slave_1 added [ 56.303239][ T3688] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 56.312583][ T3688] 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. [ 56.339738][ T3688] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 56.352499][ T3688] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 56.359448][ T3688] 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. [ 56.385816][ T3688] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 56.441284][ T3688] device hsr_slave_0 entered promiscuous mode [ 56.448169][ T3688] device hsr_slave_1 entered promiscuous mode [ 56.998085][ T3688] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 57.007649][ T3688] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 57.017395][ T3688] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 57.026729][ T3688] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 57.096104][ T3688] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.124063][ T3653] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 57.143778][ T3653] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.157911][ T3653] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.174752][ T3688] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.194295][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.208666][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.218264][ T154] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.225378][ T154] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.242770][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.251306][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.263729][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.278092][ T154] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.285496][ T154] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.295407][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.312927][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.331114][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.359163][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.372117][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 57.385607][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 57.402976][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.411565][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 57.419962][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.428635][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 57.450766][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.468635][ T3688] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 57.590913][ T3573] Bluetooth: hci0: command 0x0409 tx timeout [ 57.603745][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 57.620301][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 57.635522][ T3688] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 57.678455][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 57.699847][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 57.728802][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 57.746632][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 57.764609][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 57.772782][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 57.792938][ T3688] device veth0_vlan entered promiscuous mode [ 57.811426][ T3688] device veth1_vlan entered promiscuous mode [ 57.851541][ T863] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 57.861968][ T863] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 57.870964][ T863] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 57.879531][ T863] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 57.895110][ T3688] device veth0_macvtap entered promiscuous mode [ 57.909670][ T3688] device veth1_macvtap entered promiscuous mode [ 57.927380][ T3688] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 57.941400][ T863] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 57.949581][ T863] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 57.958363][ T863] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 57.967901][ T863] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 57.979011][ T3688] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 57.989045][ T863] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 57.998719][ T863] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 58.008525][ T3688] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.018303][ T3688] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.027031][ T3688] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.035875][ T3688] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.117888][ T1183] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 58.142636][ T1183] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 58.163941][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 58.181251][ T1183] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 58.189215][ T1183] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 58.211262][ T863] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 58.274450][ T3779] [ 58.276796][ T3779] ====================================================== [ 58.283806][ T3779] WARNING: possible circular locking dependency detected [ 58.290811][ T3779] 5.15.167-syzkaller #0 Not tainted [ 58.296005][ T3779] ------------------------------------------------------ [ 58.303017][ T3779] syz.0.15/3779 is trying to acquire lock: [ 58.308809][ T3779] ffff88807d950c28 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}, at: __flush_work+0xcf/0x1a0 [ 58.319877][ T3779] [ 58.319877][ T3779] but task is already holding lock: [ 58.327232][ T3779] ffffffff8dcbde48 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x1a5/0x790 [ 58.336892][ T3779] [ 58.336892][ T3779] which lock already depends on the new lock. [ 58.336892][ T3779] [ 58.347278][ T3779] [ 58.347278][ T3779] the existing dependency chain (in reverse order) is: [ 58.356269][ T3779] [ 58.356269][ T3779] -> #4 (rfkill_global_mutex){+.+.}-{3:3}: [ 58.364240][ T3779] lock_acquire+0x1db/0x4f0 [ 58.369421][ T3779] __mutex_lock_common+0x1da/0x25a0 [ 58.375116][ T3779] mutex_lock_nested+0x17/0x20 [ 58.380377][ T3779] rfkill_register+0x30/0x880 [ 58.385551][ T3779] hci_register_dev+0x4dd/0xa50 [ 58.390904][ T3779] vhci_create_device+0x310/0x590 [ 58.396444][ T3779] vhci_write+0x382/0x430 [ 58.401274][ T3779] vfs_write+0xacd/0xe50 [ 58.406022][ T3779] ksys_write+0x1a2/0x2c0 [ 58.410852][ T3779] do_syscall_64+0x3b/0xb0 [ 58.415777][ T3779] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 58.422341][ T3779] [ 58.422341][ T3779] -> #3 (&data->open_mutex){+.+.}-{3:3}: [ 58.430223][ T3779] lock_acquire+0x1db/0x4f0 [ 58.435224][ T3779] __mutex_lock_common+0x1da/0x25a0 [ 58.440922][ T3779] mutex_lock_nested+0x17/0x20 [ 58.446189][ T3779] vhci_send_frame+0x8a/0xf0 [ 58.451278][ T3779] hci_send_frame+0x1af/0x2f0 [ 58.456463][ T3779] hci_tx_work+0xb2e/0x1a30 [ 58.461468][ T3779] process_one_work+0x8a1/0x10c0 [ 58.466904][ T3779] worker_thread+0xaca/0x1280 [ 58.472079][ T3779] kthread+0x3f6/0x4f0 [ 58.476665][ T3779] ret_from_fork+0x1f/0x30 [ 58.481577][ T3779] [ 58.481577][ T3779] -> #2 ((work_completion)(&hdev->tx_work)){+.+.}-{0:0}: [ 58.490759][ T3779] lock_acquire+0x1db/0x4f0 [ 58.495762][ T3779] __flush_work+0xeb/0x1a0 [ 58.500679][ T3779] hci_dev_do_close+0x20a/0x1070 [ 58.506144][ T3779] hci_unregister_dev+0x2d7/0x580 [ 58.511663][ T3779] vhci_release+0x73/0xc0 [ 58.516492][ T3779] __fput+0x3fe/0x8e0 [ 58.520973][ T3779] task_work_run+0x129/0x1a0 [ 58.526063][ T3779] do_exit+0x6a3/0x2480 [ 58.530719][ T3779] do_group_exit+0x144/0x310 [ 58.535809][ T3779] get_signal+0xc66/0x14e0 [ 58.540722][ T3779] arch_do_signal_or_restart+0xc3/0x1890 [ 58.546853][ T3779] exit_to_user_mode_loop+0x97/0x130 [ 58.552723][ T3779] exit_to_user_mode_prepare+0xb1/0x140 [ 58.558764][ T3779] syscall_exit_to_user_mode+0x5d/0x240 [ 58.564810][ T3779] do_syscall_64+0x47/0xb0 [ 58.569726][ T3779] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 58.576118][ T3779] [ 58.576118][ T3779] -> #1 (&hdev->req_lock){+.+.}-{3:3}: [ 58.583736][ T3779] lock_acquire+0x1db/0x4f0 [ 58.588735][ T3779] __mutex_lock_common+0x1da/0x25a0 [ 58.594428][ T3779] mutex_lock_nested+0x17/0x20 [ 58.599688][ T3779] bg_scan_update+0xa1/0x4a0 [ 58.604773][ T3779] process_one_work+0x8a1/0x10c0 [ 58.610214][ T3779] worker_thread+0xaca/0x1280 [ 58.615386][ T3779] kthread+0x3f6/0x4f0 [ 58.619950][ T3779] ret_from_fork+0x1f/0x30 [ 58.624863][ T3779] [ 58.624863][ T3779] -> #0 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}: [ 58.634651][ T3779] validate_chain+0x1649/0x5930 [ 58.640002][ T3779] __lock_acquire+0x1295/0x1ff0 [ 58.645346][ T3779] lock_acquire+0x1db/0x4f0 [ 58.650346][ T3779] __flush_work+0xeb/0x1a0 [ 58.655257][ T3779] __cancel_work_timer+0x519/0x6a0 [ 58.660869][ T3779] hci_request_cancel_all+0xcb/0x300 [ 58.666651][ T3779] hci_dev_do_close+0x51/0x1070 [ 58.671998][ T3779] hci_rfkill_set_block+0x114/0x1a0 [ 58.677693][ T3779] rfkill_set_block+0x1e7/0x430 [ 58.683038][ T3779] rfkill_fop_write+0x5b7/0x790 [ 58.688385][ T3779] vfs_write+0x30c/0xe50 [ 58.693213][ T3779] ksys_write+0x1a2/0x2c0 [ 58.698038][ T3779] do_syscall_64+0x3b/0xb0 [ 58.702962][ T3779] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 58.709356][ T3779] [ 58.709356][ T3779] other info that might help us debug this: [ 58.709356][ T3779] [ 58.719561][ T3779] Chain exists of: [ 58.719561][ T3779] (work_completion)(&hdev->bg_scan_update) --> &data->open_mutex --> rfkill_global_mutex [ 58.719561][ T3779] [ 58.735255][ T3779] Possible unsafe locking scenario: [ 58.735255][ T3779] [ 58.742766][ T3779] CPU0 CPU1 [ 58.748101][ T3779] ---- ---- [ 58.753437][ T3779] lock(rfkill_global_mutex); [ 58.758176][ T3779] lock(&data->open_mutex); [ 58.765257][ T3779] lock(rfkill_global_mutex); [ 58.772511][ T3779] lock((work_completion)(&hdev->bg_scan_update)); [ 58.779073][ T3779] [ 58.779073][ T3779] *** DEADLOCK *** [ 58.779073][ T3779] [ 58.787191][ T3779] 1 lock held by syz.0.15/3779: [ 58.792019][ T3779] #0: ffffffff8dcbde48 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x1a5/0x790 [ 58.802085][ T3779] [ 58.802085][ T3779] stack backtrace: [ 58.807957][ T3779] CPU: 0 PID: 3779 Comm: syz.0.15 Not tainted 5.15.167-syzkaller #0 [ 58.815936][ T3779] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 58.825971][ T3779] Call Trace: [ 58.829228][ T3779] [ 58.832137][ T3779] dump_stack_lvl+0x1e3/0x2d0 [ 58.836885][ T3779] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 58.842502][ T3779] ? print_circular_bug+0x12b/0x1a0 [ 58.847680][ T3779] check_noncircular+0x2f8/0x3b0 [ 58.852602][ T3779] ? add_chain_block+0x850/0x850 [ 58.857518][ T3779] ? lockdep_lock+0x11f/0x2a0 [ 58.862176][ T3779] validate_chain+0x1649/0x5930 [ 58.867012][ T3779] ? validate_chain+0x112/0x5930 [ 58.871937][ T3779] ? reacquire_held_locks+0x660/0x660 [ 58.877291][ T3779] ? mark_lock+0x98/0x340 [ 58.881601][ T3779] ? look_up_lock_class+0x77/0x120 [ 58.886692][ T3779] ? register_lock_class+0x100/0x9a0 [ 58.891960][ T3779] ? mark_lock+0x98/0x340 [ 58.896267][ T3779] ? is_dynamic_key+0x1f0/0x1f0 [ 58.901095][ T3779] ? __lock_acquire+0x1295/0x1ff0 [ 58.906101][ T3779] ? mark_lock+0x98/0x340 [ 58.910407][ T3779] __lock_acquire+0x1295/0x1ff0 [ 58.915238][ T3779] lock_acquire+0x1db/0x4f0 [ 58.919717][ T3779] ? __flush_work+0xcf/0x1a0 [ 58.924283][ T3779] ? rcu_lock_release+0x5/0x20 [ 58.929023][ T3779] ? read_lock_is_recursive+0x10/0x10 [ 58.934379][ T3779] ? start_flush_work+0x776/0x820 [ 58.939385][ T3779] __flush_work+0xeb/0x1a0 [ 58.943779][ T3779] ? __flush_work+0xcf/0x1a0 [ 58.948344][ T3779] ? flush_work+0x20/0x20 [ 58.952652][ T3779] ? print_irqtrace_events+0x210/0x210 [ 58.958085][ T3779] ? lock_timer_base+0x260/0x260 [ 58.963000][ T3779] ? __cancel_work_timer+0x467/0x6a0 [ 58.968260][ T3779] __cancel_work_timer+0x519/0x6a0 [ 58.973348][ T3779] ? cancel_work_sync+0x20/0x20 [ 58.978173][ T3779] ? lockdep_hardirqs_on+0x94/0x130 [ 58.983350][ T3779] ? __cancel_work+0x2ef/0x380 [ 58.988094][ T3779] ? cancel_work+0x20/0x20 [ 58.992484][ T3779] ? print_irqtrace_events+0x210/0x210 [ 58.997920][ T3779] hci_request_cancel_all+0xcb/0x300 [ 59.003186][ T3779] hci_dev_do_close+0x51/0x1070 [ 59.008014][ T3779] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 59.013898][ T3779] ? _raw_spin_unlock+0x40/0x40 [ 59.018724][ T3779] hci_rfkill_set_block+0x114/0x1a0 [ 59.023991][ T3779] ? rcu_lock_release+0x20/0x20 [ 59.028865][ T3779] rfkill_set_block+0x1e7/0x430 [ 59.033692][ T3779] rfkill_fop_write+0x5b7/0x790 [ 59.038521][ T3779] ? mark_lock+0x98/0x340 [ 59.042830][ T3779] ? rfkill_fop_read+0x470/0x470 [ 59.047742][ T3779] ? fsnotify_perm+0x64/0x590 [ 59.052397][ T3779] ? security_file_permission+0x75/0xa0 [ 59.057926][ T3779] ? rfkill_fop_read+0x470/0x470 [ 59.062842][ T3779] vfs_write+0x30c/0xe50 [ 59.067068][ T3779] ? file_end_write+0x250/0x250 [ 59.071896][ T3779] ? read_lock_is_recursive+0x10/0x10 [ 59.077245][ T3779] ? __context_tracking_exit+0x4c/0x80 [ 59.082681][ T3779] ? __lock_acquire+0x1ff0/0x1ff0 [ 59.087682][ T3779] ? __fdget_pos+0x1e9/0x380 [ 59.092250][ T3779] ksys_write+0x1a2/0x2c0 [ 59.096557][ T3779] ? print_irqtrace_events+0x210/0x210 [ 59.101993][ T3779] ? __ia32_sys_read+0x80/0x80 [ 59.106745][ T3779] ? syscall_enter_from_user_mode+0x2e/0x240 [ 59.112703][ T3779] ? lockdep_hardirqs_on+0x94/0x130 [ 59.117879][ T3779] ? syscall_enter_from_user_mode+0x2e/0x240 [ 59.123836][ T3779] do_syscall_64+0x3b/0xb0 [ 59.128229][ T3779] ? clear_bhb_loop+0x15/0x70 [ 59.132881][ T3779] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 59.138751][ T3779] RIP: 0033:0x7f6aad72cff9 [ 59.143144][ T3779] 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 [ 59.162722][ T3779] RSP: 002b:00007fffb70f42c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 59.171109][ T3779] RAX: ffffffffffffffda RBX: 00007f6aad8e4f80 RCX: 00007f6aad72cff9 [ 59.179057][ T3779] RDX: 0000000000000008 RSI: 0000000020000100 RDI: 0000000000000003 [ 59.187010][ T3779] RBP: 00007f6aad79f296 R08: 0000000000000000 R09: 0000000000000000 [ 59.194961][ T3779] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 59.202905][ T3779] R13: 00007f6aad8e4f80 R14: 00007f6aad8e4f80 R15: 00000000000014d4 [ 59.210858][ T3779]