Warning: Permanently added '10.128.1.7' (ED25519) to the list of known hosts. 1970/01/01 00:00:59 ignoring optional flag "sandboxArg"="0" 1970/01/01 00:00:59 ignoring optional flag "type"="gce" 1970/01/01 00:00:59 parsed 1 programs [ 59.444209][ T4239] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS 1970/01/01 00:00:59 executed programs: 0 [ 59.592081][ T4253] chnl_net:caif_netlink_parms(): no params data found [ 59.629425][ T4253] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.633338][ T4253] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.636117][ T4253] device bridge_slave_0 entered promiscuous mode [ 59.640658][ T4253] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.642804][ T4253] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.645373][ T4253] device bridge_slave_1 entered promiscuous mode [ 59.663246][ T4253] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.667867][ T4253] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.688140][ T4253] team0: Port device team_slave_0 added [ 59.691614][ T4253] team0: Port device team_slave_1 added [ 59.706471][ T4253] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 59.708501][ T4253] 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. [ 59.716547][ T4253] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 59.722117][ T4253] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 59.724081][ T4253] 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. [ 59.731931][ T4253] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 59.781696][ T4253] device hsr_slave_0 entered promiscuous mode [ 59.820569][ T4253] device hsr_slave_1 entered promiscuous mode [ 60.523704][ T4253] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 60.562079][ T4253] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 60.622365][ T4253] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 60.667203][ T4253] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 60.755198][ T4253] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.763251][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.766024][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.772432][ T4253] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.777472][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.783416][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.786097][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.788234][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.800655][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.803288][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.806261][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.808980][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.810968][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.815231][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.818284][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.832179][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.835832][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.839090][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.843071][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.846124][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.848852][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.854668][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.861078][ T4253] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.864589][ T4253] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.867863][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.870798][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.958874][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.961851][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.969360][ T4253] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.983666][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 60.986614][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 61.001533][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 61.004291][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 61.007134][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 61.012452][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 61.017542][ T4253] device veth0_vlan entered promiscuous mode [ 61.026747][ T4253] device veth1_vlan entered promiscuous mode [ 61.045002][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 61.047654][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 61.052244][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 61.055514][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 61.062184][ T4253] device veth0_macvtap entered promiscuous mode [ 61.067383][ T4253] device veth1_macvtap entered promiscuous mode [ 61.083970][ T4253] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 61.086105][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 61.088901][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 61.094010][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 61.103438][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 61.109254][ T4253] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 61.115579][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 61.118415][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 61.123811][ T4253] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 61.126199][ T4253] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 61.128539][ T4253] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 61.134226][ T4253] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 61.187719][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 61.191440][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 61.194680][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 61.214590][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 61.216904][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 61.221515][ T1678] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 61.339393][ T4375] [ 61.340052][ T4375] ====================================================== [ 61.341991][ T4375] WARNING: possible circular locking dependency detected [ 61.343932][ T4375] 5.15.178-syzkaller #0 Not tainted [ 61.345300][ T4375] ------------------------------------------------------ [ 61.347264][ T4375] syz-executor.0/4375 is trying to acquire lock: [ 61.349076][ T4375] ffff0000c1268c28 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}, at: __flush_work+0xd0/0x1c0 [ 61.352189][ T4375] [ 61.352189][ T4375] but task is already holding lock: [ 61.354305][ T4375] ffff800016f39608 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x250/0x750 [ 61.357124][ T4375] [ 61.357124][ T4375] which lock already depends on the new lock. [ 61.357124][ T4375] [ 61.359986][ T4375] [ 61.359986][ T4375] the existing dependency chain (in reverse order) is: [ 61.362388][ T4375] [ 61.362388][ T4375] -> #4 (rfkill_global_mutex){+.+.}-{3:3}: [ 61.364685][ T4375] __mutex_lock_common+0x194/0x2154 [ 61.366223][ T4375] mutex_lock_nested+0xa4/0xf8 [ 61.367694][ T4375] rfkill_register+0x44/0x7a4 [ 61.369162][ T4375] hci_register_dev+0x3e0/0x880 [ 61.370799][ T4375] vhci_create_device+0x2c4/0x568 [ 61.372307][ T4375] vhci_write+0x318/0x3b8 [ 61.373712][ T4375] vfs_write+0x884/0xb44 [ 61.375032][ T4375] ksys_write+0x15c/0x26c [ 61.376376][ T4375] __arm64_sys_write+0x7c/0x90 [ 61.377890][ T4375] invoke_syscall+0x98/0x2b8 [ 61.379373][ T4375] el0_svc_common+0x138/0x258 [ 61.380850][ T4375] do_el0_svc+0x58/0x14c [ 61.380866][ T4375] el0_svc+0x7c/0x1f0 [ 61.380876][ T4375] el0t_64_sync_handler+0x84/0xe4 [ 61.380886][ T4375] el0t_64_sync+0x1a0/0x1a4 [ 61.386483][ T4375] [ 61.386483][ T4375] -> #3 (&data->open_mutex){+.+.}-{3:3}: [ 61.388708][ T4375] __mutex_lock_common+0x194/0x2154 [ 61.390297][ T4375] mutex_lock_nested+0xa4/0xf8 [ 61.391688][ T4375] vhci_send_frame+0x8c/0x10c [ 61.393188][ T4375] hci_send_frame+0x194/0x2f0 [ 61.394661][ T4375] hci_tx_work+0x9ac/0x16cc [ 61.396046][ T4375] process_one_work+0x790/0x11b8 [ 61.397690][ T4375] worker_thread+0x910/0x1034 [ 61.399060][ T4375] kthread+0x37c/0x45c [ 61.400369][ T4375] ret_from_fork+0x10/0x20 [ 61.401751][ T4375] [ 61.401751][ T4375] -> #2 ((work_completion)(&hdev->tx_work)){+.+.}-{0:0}: [ 61.404328][ T4375] __flush_work+0xf8/0x1c0 [ 61.405633][ T4375] flush_work+0x24/0x38 [ 61.407037][ T4375] hci_dev_do_close+0x16c/0x1060 [ 61.408570][ T4375] hci_unregister_dev+0x248/0x4d4 [ 61.410145][ T4375] vhci_release+0x74/0xc4 [ 61.411635][ T4375] __fput+0x1c4/0x800 [ 61.412864][ T4375] ____fput+0x20/0x30 [ 61.414120][ T4375] task_work_run+0x130/0x1e4 [ 61.415473][ T4375] do_exit+0x670/0x20bc [ 61.416852][ T4375] do_group_exit+0x110/0x268 [ 61.418282][ T4375] get_signal+0x634/0x1550 [ 61.419651][ T4375] do_notify_resume+0x3d0/0x32b8 [ 61.421147][ T4375] el0_svc+0xfc/0x1f0 [ 61.422405][ T4375] el0t_64_sync_handler+0x84/0xe4 [ 61.423860][ T4375] el0t_64_sync+0x1a0/0x1a4 [ 61.425233][ T4375] [ 61.425233][ T4375] -> #1 (&hdev->req_lock){+.+.}-{3:3}: [ 61.427389][ T4375] __mutex_lock_common+0x194/0x2154 [ 61.428992][ T4375] mutex_lock_nested+0xa4/0xf8 [ 61.430475][ T4375] bg_scan_update+0x9c/0x470 [ 61.431902][ T4375] process_one_work+0x790/0x11b8 [ 61.433512][ T4375] worker_thread+0x910/0x1034 [ 61.434892][ T4375] kthread+0x37c/0x45c [ 61.436199][ T4375] ret_from_fork+0x10/0x20 [ 61.437647][ T4375] [ 61.437647][ T4375] -> #0 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}: [ 61.440469][ T4375] __lock_acquire+0x32d4/0x7638 [ 61.441920][ T4375] lock_acquire+0x240/0x77c [ 61.443363][ T4375] __flush_work+0xf8/0x1c0 [ 61.444634][ T4375] __cancel_work_timer+0x3ec/0x548 [ 61.446129][ T4375] cancel_work_sync+0x24/0x38 [ 61.447681][ T4375] hci_request_cancel_all+0xcc/0x2d0 [ 61.449487][ T4375] hci_dev_do_close+0x54/0x1060 [ 61.450965][ T4375] hci_rfkill_set_block+0xdc/0x1d0 [ 61.452512][ T4375] rfkill_set_block+0x18c/0x37c [ 61.453884][ T4375] rfkill_fop_write+0x594/0x750 [ 61.455528][ T4375] vfs_write+0x280/0xb44 [ 61.456814][ T4375] ksys_write+0x15c/0x26c [ 61.458171][ T4375] __arm64_sys_write+0x7c/0x90 [ 61.459741][ T4375] invoke_syscall+0x98/0x2b8 [ 61.461131][ T4375] el0_svc_common+0x138/0x258 [ 61.462680][ T4375] do_el0_svc+0x58/0x14c [ 61.464011][ T4375] el0_svc+0x7c/0x1f0 [ 61.465248][ T4375] el0t_64_sync_handler+0x84/0xe4 [ 61.466810][ T4375] el0t_64_sync+0x1a0/0x1a4 [ 61.468198][ T4375] [ 61.468198][ T4375] other info that might help us debug this: [ 61.468198][ T4375] [ 61.471065][ T4375] Chain exists of: [ 61.471065][ T4375] (work_completion)(&hdev->bg_scan_update) --> &data->open_mutex --> rfkill_global_mutex [ 61.471065][ T4375] [ 61.475576][ T4375] Possible unsafe locking scenario: [ 61.475576][ T4375] [ 61.477663][ T4375] CPU0 CPU1 [ 61.479196][ T4375] ---- ---- [ 61.480580][ T4375] lock(rfkill_global_mutex); [ 61.481936][ T4375] lock(&data->open_mutex); [ 61.483991][ T4375] lock(rfkill_global_mutex); [ 61.485995][ T4375] lock((work_completion)(&hdev->bg_scan_update)); [ 61.487765][ T4375] [ 61.487765][ T4375] *** DEADLOCK *** [ 61.487765][ T4375] [ 61.490053][ T4375] 1 lock held by syz-executor.0/4375: [ 61.491528][ T4375] #0: ffff800016f39608 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x250/0x750 [ 61.494432][ T4375] [ 61.494432][ T4375] stack backtrace: [ 61.496123][ T4375] CPU: 0 PID: 4375 Comm: syz-executor.0 Not tainted 5.15.178-syzkaller #0 [ 61.498416][ T4375] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 61.501240][ T4375] Call trace: [ 61.502164][ T4375] dump_backtrace+0x0/0x530 [ 61.503387][ T4375] show_stack+0x2c/0x3c [ 61.504513][ T4375] dump_stack_lvl+0x108/0x170 [ 61.505836][ T4375] dump_stack+0x1c/0x58 [ 61.506938][ T4375] print_circular_bug+0x150/0x1b8 [ 61.508354][ T4375] check_noncircular+0x2cc/0x378 [ 61.509746][ T4375] __lock_acquire+0x32d4/0x7638 [ 61.510995][ T4375] lock_acquire+0x240/0x77c [ 61.512305][ T4375] __flush_work+0xf8/0x1c0 [ 61.513543][ T4375] __cancel_work_timer+0x3ec/0x548 [ 61.515005][ T4375] cancel_work_sync+0x24/0x38 [ 61.516362][ T4375] hci_request_cancel_all+0xcc/0x2d0 [ 61.517924][ T4375] hci_dev_do_close+0x54/0x1060 [ 61.519278][ T4375] hci_rfkill_set_block+0xdc/0x1d0 [ 61.520780][ T4375] rfkill_set_block+0x18c/0x37c [ 61.522142][ T4375] rfkill_fop_write+0x594/0x750 [ 61.523505][ T4375] vfs_write+0x280/0xb44 [ 61.524655][ T4375] ksys_write+0x15c/0x26c [ 61.525861][ T4375] __arm64_sys_write+0x7c/0x90 [ 61.527178][ T4375] invoke_syscall+0x98/0x2b8 [ 61.528495][ T4375] el0_svc_common+0x138/0x258 [ 61.529857][ T4375] do_el0_svc+0x58/0x14c [ 61.530239][ T4042] Bluetooth: hci0: command 0x0409 tx timeout [ 61.531024][ T4375] el0_svc+0x7c/0x1f0 [ 61.533674][ T4375] el0t_64_sync_handler+0x84/0xe4 [ 61.535115][ T4375] el0t_64_sync+0x1a0/0x1a4 1970/01/01 00:01:04 executed programs: 89 1970/01/01 00:01:09 executed programs: 328 [ 69.660909][ T2057] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.662753][ T2057] ieee802154 phy1 wpan1: encryption failed: -22