[ 65.325331][ T9] device veth1_macvtap left promiscuous mode [ 65.331817][ T9] device veth0_macvtap left promiscuous mode [ 65.338929][ T9] device veth1_vlan left promiscuous mode [ 65.344951][ T9] device veth0_vlan left promiscuous mode [ 65.602118][ T9] team0 (unregistering): Port device team_slave_1 removed [ 65.620020][ T9] team0 (unregistering): Port device team_slave_0 removed [ 65.635820][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 65.655502][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 65.741148][ T9] bond0 (unregistering): Released all slaves [ 76.269660][ T2553] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.1.104' (ECDSA) to the list of known hosts. 2022/12/27 18:28:40 ignoring optional flag "sandboxArg"="0" 2022/12/27 18:28:41 parsed 1 programs 2022/12/27 18:28:41 executed programs: 0 [ 88.427664][ T5082] Bluetooth: hci0: Opcode 0x c03 failed: -110 [ 92.587619][ T5082] Bluetooth: hci0: Opcode 0x c03 failed: -110 [ 94.673203][ T4388] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 94.681191][ T4388] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 94.689210][ T4388] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 94.697041][ T4388] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 94.705036][ T4388] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 94.712664][ T4388] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 94.789002][ T5545] chnl_net:caif_netlink_parms(): no params data found [ 94.828451][ T5545] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.835567][ T5545] bridge0: port 1(bridge_slave_0) entered disabled state [ 94.843549][ T5545] device bridge_slave_0 entered promiscuous mode [ 94.851698][ T5545] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.859451][ T5545] bridge0: port 2(bridge_slave_1) entered disabled state [ 94.867099][ T5545] device bridge_slave_1 entered promiscuous mode [ 94.887748][ T5545] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 94.899232][ T5545] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 94.922171][ T5545] team0: Port device team_slave_0 added [ 94.929278][ T5545] team0: Port device team_slave_1 added [ 94.946459][ T5545] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 94.953478][ T5545] 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. [ 94.979843][ T5545] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 94.993347][ T5545] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 95.000545][ T5545] 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. [ 95.026836][ T5545] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 95.052698][ T5545] device hsr_slave_0 entered promiscuous mode [ 95.059400][ T5545] device hsr_slave_1 entered promiscuous mode [ 95.121304][ T5545] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.128413][ T5545] bridge0: port 2(bridge_slave_1) entered forwarding state [ 95.135736][ T5545] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.142874][ T5545] bridge0: port 1(bridge_slave_0) entered forwarding state [ 95.182288][ T5545] 8021q: adding VLAN 0 to HW filter on device bond0 [ 95.194473][ T5091] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 95.203744][ T5091] bridge0: port 1(bridge_slave_0) entered disabled state [ 95.211499][ T5091] bridge0: port 2(bridge_slave_1) entered disabled state [ 95.220372][ T5091] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 95.233016][ T5545] 8021q: adding VLAN 0 to HW filter on device team0 [ 95.243728][ T5100] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 95.252392][ T5100] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.259526][ T5100] bridge0: port 1(bridge_slave_0) entered forwarding state [ 95.278729][ T2553] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 95.287049][ T2553] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.294161][ T2553] bridge0: port 2(bridge_slave_1) entered forwarding state [ 95.306142][ T5100] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 95.322940][ T5545] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 95.333723][ T5545] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 95.346785][ T5100] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 95.355184][ T5100] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 95.363505][ T5100] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 95.382593][ T5545] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 95.390718][ T4449] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 95.398622][ T4449] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 95.759167][ T5092] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 95.772249][ T5545] device veth0_vlan entered promiscuous mode [ 95.780011][ T5092] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 95.791827][ T5092] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 95.799613][ T5092] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 95.809399][ T5545] device veth1_vlan entered promiscuous mode [ 95.828189][ T5092] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 95.836818][ T5092] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 95.847277][ T5545] device veth0_macvtap entered promiscuous mode [ 95.856214][ T5545] device veth1_macvtap entered promiscuous mode [ 95.876389][ T5545] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 95.883961][ T5092] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 95.892516][ T5092] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 95.900549][ T5092] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 95.909267][ T5092] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 95.922505][ T5545] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 95.930029][ T5092] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 95.939398][ T5092] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 95.991027][ T33] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 96.007864][ T33] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 96.017069][ T4449] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 96.026805][ T46] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 96.035201][ T46] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 96.045106][ T4449] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 96.748662][ T5082] Bluetooth: hci0: command 0x0409 tx timeout [ 96.905352][ T5565] [ 96.907705][ T5565] ====================================================== [ 96.914734][ T5565] WARNING: possible circular locking dependency detected [ 96.921741][ T5565] 6.1.0-syzkaller-12784-gc183e6c3ec34 #0 Not tainted [ 96.928397][ T5565] ------------------------------------------------------ [ 96.935398][ T5565] syz-executor.0/5565 is trying to acquire lock: [ 96.941719][ T5565] ffff88802b50d130 (sk_lock-AF_BLUETOOTH-BTPROTO_RFCOMM){+.+.}-{0:0}, at: rfcomm_sk_state_change+0x6d/0x3a0 [ 96.953188][ T5565] [ 96.953188][ T5565] but task is already holding lock: [ 96.960534][ T5565] ffff88807c0f5d28 (&d->lock){+.+.}-{3:3}, at: __rfcomm_dlc_close+0x15d/0x890 [ 96.969393][ T5565] [ 96.969393][ T5565] which lock already depends on the new lock. [ 96.969393][ T5565] [ 96.979787][ T5565] [ 96.979787][ T5565] the existing dependency chain (in reverse order) is: [ 96.988935][ T5565] [ 96.988935][ T5565] -> #2 (&d->lock){+.+.}-{3:3}: [ 96.995963][ T5565] __mutex_lock+0x12f/0x1360 [ 97.001157][ T5565] __rfcomm_dlc_close+0x15d/0x890 [ 97.006697][ T5565] rfcomm_dlc_close+0x1e9/0x240 [ 97.012059][ T5565] __rfcomm_sock_close+0x13c/0x250 [ 97.017683][ T5565] rfcomm_sock_shutdown+0xd8/0x230 [ 97.023306][ T5565] rfcomm_sock_release+0x68/0x140 [ 97.028846][ T5565] __sock_release+0xcd/0x280 [ 97.033948][ T5565] sock_close+0x1c/0x20 [ 97.038619][ T5565] __fput+0x27c/0xa90 [ 97.043114][ T5565] task_work_run+0x16f/0x270 [ 97.048216][ T5565] get_signal+0x1c7/0x2450 [ 97.053142][ T5565] arch_do_signal_or_restart+0x79/0x5c0 [ 97.059198][ T5565] exit_to_user_mode_prepare+0x15f/0x250 [ 97.065349][ T5565] syscall_exit_to_user_mode+0x1d/0x50 [ 97.071330][ T5565] do_syscall_64+0x46/0xb0 [ 97.076269][ T5565] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 97.082682][ T5565] [ 97.082682][ T5565] -> #1 (rfcomm_mutex){+.+.}-{3:3}: [ 97.090052][ T5565] __mutex_lock+0x12f/0x1360 [ 97.095158][ T5565] rfcomm_dlc_open+0x93/0xa80 [ 97.100435][ T5565] rfcomm_sock_connect+0x329/0x450 [ 97.106166][ T5565] __sys_connect_file+0x153/0x1a0 [ 97.111717][ T5565] __sys_connect+0x165/0x1a0 [ 97.116821][ T5565] __x64_sys_connect+0x73/0xb0 [ 97.122099][ T5565] do_syscall_64+0x39/0xb0 [ 97.127033][ T5565] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 97.133451][ T5565] [ 97.133451][ T5565] -> #0 (sk_lock-AF_BLUETOOTH-BTPROTO_RFCOMM){+.+.}-{0:0}: [ 97.142824][ T5565] __lock_acquire+0x2a43/0x56d0 [ 97.148199][ T5565] lock_acquire+0x1e3/0x630 [ 97.153227][ T5565] lock_sock_nested+0x3a/0xf0 [ 97.158414][ T5565] rfcomm_sk_state_change+0x6d/0x3a0 [ 97.164212][ T5565] __rfcomm_dlc_close+0x1b1/0x890 [ 97.169744][ T5565] rfcomm_dlc_close+0x1e9/0x240 [ 97.175107][ T5565] __rfcomm_sock_close+0x13c/0x250 [ 97.180733][ T5565] rfcomm_sock_shutdown+0xd8/0x230 [ 97.186356][ T5565] rfcomm_sock_release+0x68/0x140 [ 97.191954][ T5565] __sock_release+0xcd/0x280 [ 97.197062][ T5565] sock_close+0x1c/0x20 [ 97.201731][ T5565] __fput+0x27c/0xa90 [ 97.206226][ T5565] task_work_run+0x16f/0x270 [ 97.211340][ T5565] get_signal+0x1c7/0x2450 [ 97.216267][ T5565] arch_do_signal_or_restart+0x79/0x5c0 [ 97.222325][ T5565] exit_to_user_mode_prepare+0x15f/0x250 [ 97.228475][ T5565] syscall_exit_to_user_mode+0x1d/0x50 [ 97.235772][ T5565] do_syscall_64+0x46/0xb0 [ 97.241485][ T5565] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 97.247893][ T5565] [ 97.247893][ T5565] other info that might help us debug this: [ 97.247893][ T5565] [ 97.258101][ T5565] Chain exists of: [ 97.258101][ T5565] sk_lock-AF_BLUETOOTH-BTPROTO_RFCOMM --> rfcomm_mutex --> &d->lock [ 97.258101][ T5565] [ 97.271994][ T5565] Possible unsafe locking scenario: [ 97.271994][ T5565] [ 97.279431][ T5565] CPU0 CPU1 [ 97.284776][ T5565] ---- ---- [ 97.290125][ T5565] lock(&d->lock); [ 97.293919][ T5565] lock(rfcomm_mutex); [ 97.300579][ T5565] lock(&d->lock); [ 97.306898][ T5565] lock(sk_lock-AF_BLUETOOTH-BTPROTO_RFCOMM); [ 97.313041][ T5565] [ 97.313041][ T5565] *** DEADLOCK *** [ 97.313041][ T5565] [ 97.321170][ T5565] 3 locks held by syz-executor.0/5565: [ 97.326608][ T5565] #0: ffff888074aa2610 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: __sock_release+0x86/0x280 [ 97.337127][ T5565] #1: ffffffff8e3141c8 (rfcomm_mutex){+.+.}-{3:3}, at: rfcomm_dlc_close+0x33/0x240 [ 97.346511][ T5565] #2: ffff88807c0f5d28 (&d->lock){+.+.}-{3:3}, at: __rfcomm_dlc_close+0x15d/0x890 [ 97.355814][ T5565] [ 97.355814][ T5565] stack backtrace: [ 97.361686][ T5565] CPU: 0 PID: 5565 Comm: syz-executor.0 Not tainted 6.1.0-syzkaller-12784-gc183e6c3ec34 #0 [ 97.371658][ T5565] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 97.381705][ T5565] Call Trace: [ 97.384970][ T5565] [ 97.387898][ T5565] dump_stack_lvl+0xd1/0x138 [ 97.392500][ T5565] check_noncircular+0x25f/0x2e0 [ 97.397427][ T5565] ? __lock_acquire+0x2567/0x56d0 [ 97.402436][ T5565] ? print_circular_bug+0x1e0/0x1e0 [ 97.407621][ T5565] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 97.413589][ T5565] __lock_acquire+0x2a43/0x56d0 [ 97.418430][ T5565] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 97.424400][ T5565] lock_acquire+0x1e3/0x630 [ 97.428888][ T5565] ? rfcomm_sk_state_change+0x6d/0x3a0 [ 97.434338][ T5565] ? lock_release+0x810/0x810 [ 97.439000][ T5565] ? __rfcomm_dlc_close+0x15d/0x890 [ 97.444187][ T5565] ? _raw_spin_unlock_irqrestore+0x54/0x70 [ 97.449985][ T5565] ? mutex_lock_io_nested+0x11a0/0x11a0 [ 97.455530][ T5565] ? _raw_spin_unlock_irqrestore+0x41/0x70 [ 97.461329][ T5565] ? __timer_delete+0xe8/0x1b0 [ 97.466082][ T5565] lock_sock_nested+0x3a/0xf0 [ 97.470755][ T5565] ? rfcomm_sk_state_change+0x6d/0x3a0 [ 97.476212][ T5565] rfcomm_sk_state_change+0x6d/0x3a0 [ 97.481496][ T5565] __rfcomm_dlc_close+0x1b1/0x890 [ 97.486518][ T5565] rfcomm_dlc_close+0x1e9/0x240 [ 97.491360][ T5565] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 97.497253][ T5565] __rfcomm_sock_close+0x13c/0x250 [ 97.502357][ T5565] ? lockdep_hardirqs_on+0x7d/0x100 [ 97.507557][ T5565] rfcomm_sock_shutdown+0xd8/0x230 [ 97.512677][ T5565] rfcomm_sock_release+0x68/0x140 [ 97.517711][ T5565] __sock_release+0xcd/0x280 [ 97.522289][ T5565] sock_close+0x1c/0x20 [ 97.526431][ T5565] __fput+0x27c/0xa90 [ 97.530401][ T5565] ? __sock_release+0x280/0x280 [ 97.535243][ T5565] task_work_run+0x16f/0x270 [ 97.539828][ T5565] ? task_work_cancel+0x30/0x30 [ 97.544669][ T5565] ? rfcomm_sock_connect+0x159/0x450 [ 97.549949][ T5565] get_signal+0x1c7/0x2450 [ 97.554354][ T5565] ? task_work_func_match+0x40/0x40 [ 97.559543][ T5565] ? exit_signals+0x8b0/0x8b0 [ 97.564206][ T5565] ? rfcomm_sock_connect+0x15e/0x450 [ 97.569480][ T5565] arch_do_signal_or_restart+0x79/0x5c0 [ 97.575013][ T5565] ? get_sigframe_size+0x10/0x10 [ 97.579941][ T5565] exit_to_user_mode_prepare+0x15f/0x250 [ 97.585563][ T5565] syscall_exit_to_user_mode+0x1d/0x50 [ 97.591007][ T5565] do_syscall_64+0x46/0xb0 [ 97.595412][ T5565] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 97.601298][ T5565] RIP: 0033:0x4665f9 [ 97.605174][ T5565] 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 bc ff ff ff f7 d8 64 89 01 48 [ 97.624765][ T5565] RSP: 002b:00007f08ccea2188 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 97.633166][ T5565] RAX: fffffffffffffffc RBX: 000000000056bf80 RCX: 00000000004665f9 [ 97.641123][ T5565] RDX: 0000000000000080 RSI: 0000000020000000 RDI: 0000000000000004 [ 97.649097][ T5565] RBP: 00000000004bfcc4 R08: 0000000000000000 R09: 0000000000000000 2022/12/27 18:28:53 executed programs: 1 [ 97.657058][ T5565] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80 [ 97.665019][ T5565] R13: 00007ffd658e676f R14: 00007f08ccea2300 R15: 0000000000022000 [ 97.672980][ T5565] [ 98.827588][ T5082] Bluetooth: hci0: command 0x041b tx timeout [ 100.907651][ T5082] Bluetooth: hci0: command 0x040f tx timeout 2022/12/27 18:28:58 executed programs: 7 [ 102.987606][ T5082] Bluetooth: hci0: command 0x0419 tx timeout [ 105.067581][ T5082] Bluetooth: hci0: command 0x0405 tx timeout