Warning: Permanently added '10.128.0.243' (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 [ 60.152005][ T4291] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS 1970/01/01 00:01:00 executed programs: 0 [ 60.310018][ T4304] chnl_net:caif_netlink_parms(): no params data found [ 60.349432][ T4304] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.351181][ T4304] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.353255][ T4304] device bridge_slave_0 entered promiscuous mode [ 60.356788][ T4304] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.359900][ T4304] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.362126][ T4304] device bridge_slave_1 entered promiscuous mode [ 60.379092][ T4304] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.384030][ T4304] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.399457][ T4304] team0: Port device team_slave_0 added [ 60.402502][ T4304] team0: Port device team_slave_1 added [ 60.416270][ T4304] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 60.418004][ T4304] 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. [ 60.423286][ T4304] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 60.427110][ T4304] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 60.428857][ T4304] 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. [ 60.434029][ T4304] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 60.491211][ T4304] device hsr_slave_0 entered promiscuous mode [ 60.539111][ T4304] device hsr_slave_1 entered promiscuous mode [ 61.259632][ T4304] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 61.289283][ T4304] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 61.320971][ T4304] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 61.355173][ T4304] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 61.459676][ T4304] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.466760][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.470102][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.474310][ T4304] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.481237][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.483440][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.486009][ T136] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.487592][ T136] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.499940][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.502161][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.504429][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.506887][ T136] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.508574][ T136] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.512480][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.515104][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.528856][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.532724][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.535180][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.539743][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.542330][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.544658][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.551054][ T4304] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.554054][ T4304] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.561355][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.563690][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.566421][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.642533][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.644193][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.652229][ T4304] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.665024][ T414] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 61.668483][ T414] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 61.684020][ T414] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 61.688065][ T414] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 61.690592][ T414] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 61.692776][ T414] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 61.696876][ T4304] device veth0_vlan entered promiscuous mode [ 61.706936][ T4304] device veth1_vlan entered promiscuous mode [ 61.724940][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 61.729544][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 61.731806][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 61.734678][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 61.740976][ T4304] device veth0_macvtap entered promiscuous mode [ 61.745523][ T4304] device veth1_macvtap entered promiscuous mode [ 61.760410][ T4304] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 61.762137][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 61.764257][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 61.767054][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 61.770614][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 61.780765][ T4304] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 61.782584][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 61.785005][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 61.790895][ T4304] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 61.792769][ T4304] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 61.794577][ T4304] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 61.796272][ T4304] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 61.850142][ T414] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 61.851999][ T414] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 61.854884][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 61.874188][ T148] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 61.875941][ T148] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 61.881615][ T414] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 61.987961][ T4413] [ 61.988510][ T4413] ====================================================== [ 61.990025][ T4413] WARNING: possible circular locking dependency detected [ 61.991480][ T4413] 5.15.173-syzkaller #0 Not tainted [ 61.992526][ T4413] ------------------------------------------------------ [ 61.994070][ T4413] syz-executor.0/4413 is trying to acquire lock: [ 61.995512][ T4413] ffff0000d9f04c28 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}, at: __flush_work+0xd0/0x1c0 [ 61.997887][ T4413] [ 61.997887][ T4413] but task is already holding lock: [ 61.999569][ T4413] ffff800016f25fe8 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x250/0x750 [ 62.001727][ T4413] [ 62.001727][ T4413] which lock already depends on the new lock. [ 62.001727][ T4413] [ 62.003993][ T4413] [ 62.003993][ T4413] the existing dependency chain (in reverse order) is: [ 62.006071][ T4413] [ 62.006071][ T4413] -> #4 (rfkill_global_mutex){+.+.}-{3:3}: [ 62.007831][ T4413] __mutex_lock_common+0x194/0x2154 [ 62.009138][ T4413] mutex_lock_nested+0xa4/0xf8 [ 62.010181][ T4413] rfkill_register+0x44/0x7a4 [ 62.011202][ T4413] hci_register_dev+0x3e0/0x880 [ 62.012312][ T4413] vhci_create_device+0x2c4/0x568 [ 62.013619][ T4413] vhci_write+0x318/0x3b8 [ 62.014640][ T4413] vfs_write+0x884/0xb44 [ 62.015642][ T4413] ksys_write+0x15c/0x26c [ 62.016696][ T4413] __arm64_sys_write+0x7c/0x90 [ 62.017801][ T4413] invoke_syscall+0x98/0x2b8 [ 62.018908][ T4413] el0_svc_common+0x138/0x258 [ 62.020045][ T4413] do_el0_svc+0x58/0x14c [ 62.021129][ T4413] el0_svc+0x7c/0x1f0 [ 62.022104][ T4413] el0t_64_sync_handler+0x84/0xe4 [ 62.023279][ T4413] el0t_64_sync+0x1a0/0x1a4 [ 62.024371][ T4413] [ 62.024371][ T4413] -> #3 (&data->open_mutex){+.+.}-{3:3}: [ 62.026050][ T4413] __mutex_lock_common+0x194/0x2154 [ 62.027252][ T4413] mutex_lock_nested+0xa4/0xf8 [ 62.028537][ T4413] vhci_send_frame+0x8c/0x10c [ 62.029718][ T4413] hci_send_frame+0x194/0x2f0 [ 62.030701][ T4413] hci_tx_work+0x9ac/0x16cc [ 62.031774][ T4413] process_one_work+0x790/0x11b8 [ 62.032975][ T4413] worker_thread+0x910/0x1034 [ 62.034081][ T4413] kthread+0x37c/0x45c [ 62.035104][ T4413] ret_from_fork+0x10/0x20 [ 62.036278][ T4413] [ 62.036278][ T4413] -> #2 ((work_completion)(&hdev->tx_work)){+.+.}-{0:0}: [ 62.038193][ T4413] __flush_work+0xf8/0x1c0 [ 62.039214][ T4413] flush_work+0x24/0x38 [ 62.040286][ T4413] hci_dev_do_close+0x16c/0x1060 [ 62.041455][ T4413] hci_unregister_dev+0x248/0x4d4 [ 62.042631][ T4413] vhci_release+0x74/0xc4 [ 62.043751][ T4413] __fput+0x1c4/0x800 [ 62.044751][ T4413] ____fput+0x20/0x30 [ 62.045699][ T4413] task_work_run+0x130/0x1e4 [ 62.046768][ T4413] do_exit+0x670/0x20bc [ 62.047739][ T4413] do_group_exit+0x110/0x268 [ 62.048824][ T4413] get_signal+0x634/0x1550 [ 62.049833][ T4413] do_notify_resume+0x3d0/0x32b8 [ 62.051052][ T4413] el0_svc+0xfc/0x1f0 [ 62.051955][ T4413] el0t_64_sync_handler+0x84/0xe4 [ 62.053103][ T4413] el0t_64_sync+0x1a0/0x1a4 [ 62.054280][ T4413] [ 62.054280][ T4413] -> #1 (&hdev->req_lock){+.+.}-{3:3}: [ 62.055972][ T4413] __mutex_lock_common+0x194/0x2154 [ 62.057275][ T4413] mutex_lock_nested+0xa4/0xf8 [ 62.058419][ T4413] bg_scan_update+0x9c/0x470 [ 62.059576][ T4413] process_one_work+0x790/0x11b8 [ 62.060844][ T4413] worker_thread+0x910/0x1034 [ 62.062056][ T4413] kthread+0x37c/0x45c [ 62.063029][ T4413] ret_from_fork+0x10/0x20 [ 62.064178][ T4413] [ 62.064178][ T4413] -> #0 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}: [ 62.066300][ T4413] __lock_acquire+0x32d4/0x7638 [ 62.067552][ T4413] lock_acquire+0x240/0x77c [ 62.068718][ T4413] __flush_work+0xf8/0x1c0 [ 62.069811][ T4413] __cancel_work_timer+0x3ec/0x548 [ 62.071129][ T4413] cancel_work_sync+0x24/0x38 [ 62.072209][ T4413] hci_request_cancel_all+0xcc/0x2d0 [ 62.073465][ T4413] hci_dev_do_close+0x54/0x1060 [ 62.074659][ T4413] hci_rfkill_set_block+0xdc/0x1d0 [ 62.075828][ T4413] rfkill_set_block+0x18c/0x37c [ 62.077011][ T4413] rfkill_fop_write+0x594/0x750 [ 62.078183][ T4413] vfs_write+0x280/0xb44 [ 62.079298][ T4413] ksys_write+0x15c/0x26c [ 62.080431][ T4413] __arm64_sys_write+0x7c/0x90 [ 62.081578][ T4413] invoke_syscall+0x98/0x2b8 [ 62.082745][ T4413] el0_svc_common+0x138/0x258 [ 62.083867][ T4413] do_el0_svc+0x58/0x14c [ 62.084879][ T4413] el0_svc+0x7c/0x1f0 [ 62.085982][ T4413] el0t_64_sync_handler+0x84/0xe4 [ 62.087252][ T4413] el0t_64_sync+0x1a0/0x1a4 [ 62.088254][ T4413] [ 62.088254][ T4413] other info that might help us debug this: [ 62.088254][ T4413] [ 62.090444][ T4413] Chain exists of: [ 62.090444][ T4413] (work_completion)(&hdev->bg_scan_update) --> &data->open_mutex --> rfkill_global_mutex [ 62.090444][ T4413] [ 62.094057][ T4413] Possible unsafe locking scenario: [ 62.094057][ T4413] [ 62.095666][ T4413] CPU0 CPU1 [ 62.096828][ T4413] ---- ---- [ 62.097988][ T4413] lock(rfkill_global_mutex); [ 62.098980][ T4413] lock(&data->open_mutex); [ 62.100490][ T4413] lock(rfkill_global_mutex); [ 62.101949][ T4413] lock((work_completion)(&hdev->bg_scan_update)); [ 62.103404][ T4413] [ 62.103404][ T4413] *** DEADLOCK *** [ 62.103404][ T4413] [ 62.105263][ T4413] 1 lock held by syz-executor.0/4413: [ 62.106437][ T4413] #0: ffff800016f25fe8 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x250/0x750 [ 62.108533][ T4413] [ 62.108533][ T4413] stack backtrace: [ 62.109881][ T4413] CPU: 0 PID: 4413 Comm: syz-executor.0 Not tainted 5.15.173-syzkaller #0 [ 62.111728][ T4413] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 62.113897][ T4413] Call trace: [ 62.114556][ T4413] dump_backtrace+0x0/0x530 [ 62.115543][ T4413] show_stack+0x2c/0x3c [ 62.116504][ T4413] dump_stack_lvl+0x108/0x170 [ 62.117525][ T4413] dump_stack+0x1c/0x58 [ 62.118410][ T4413] print_circular_bug+0x150/0x1b8 [ 62.119524][ T4413] check_noncircular+0x2cc/0x378 [ 62.120666][ T4413] __lock_acquire+0x32d4/0x7638 [ 62.121770][ T4413] lock_acquire+0x240/0x77c [ 62.122762][ T4413] __flush_work+0xf8/0x1c0 [ 62.123752][ T4413] __cancel_work_timer+0x3ec/0x548 [ 62.124843][ T4413] cancel_work_sync+0x24/0x38 [ 62.125900][ T4413] hci_request_cancel_all+0xcc/0x2d0 [ 62.127172][ T4413] hci_dev_do_close+0x54/0x1060 [ 62.128206][ T4413] hci_rfkill_set_block+0xdc/0x1d0 [ 62.129297][ T4413] rfkill_set_block+0x18c/0x37c [ 62.130401][ T4413] rfkill_fop_write+0x594/0x750 [ 62.131479][ T4413] vfs_write+0x280/0xb44 [ 62.132356][ T4413] ksys_write+0x15c/0x26c [ 62.133260][ T4413] __arm64_sys_write+0x7c/0x90 [ 62.134341][ T4413] invoke_syscall+0x98/0x2b8 [ 62.135364][ T4413] el0_svc_common+0x138/0x258 [ 62.136434][ T4413] do_el0_svc+0x58/0x14c [ 62.137454][ T4413] el0_svc+0x7c/0x1f0 [ 62.138335][ T4413] el0t_64_sync_handler+0x84/0xe4 [ 62.139383][ T4413] el0t_64_sync+0x1a0/0x1a4 [ 62.267992][ T4044] Bluetooth: hci0: command 0x0409 tx timeout 1970/01/01 00:01:05 executed programs: 91 [ 69.627662][ T21] cfg80211: failed to load regulatory.db [ 69.629834][ T2058] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.631183][ T2058] ieee802154 phy1 wpan1: encryption failed: -22 1970/01/01 00:01:10 executed programs: 313