[ 51.499748][ T6093] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.515072][ T6093] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.544669][ T6093] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.559229][ T6093] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.580204][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 51.588548][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 51.611952][ T6092] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.621310][ T6092] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.639625][ T6092] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.652500][ T6092] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 405.703470][ T6092] syz-executor.4 (6092) used greatest stack depth: 23720 bytes left [ 405.785372][ T7] netdevsim netdevsim2 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 405.931946][ T7] netdevsim netdevsim2 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 406.052321][ T7] netdevsim netdevsim2 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 406.170245][ T7] netdevsim netdevsim2 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 408.079390][ T7] device hsr_slave_0 left promiscuous mode [ 408.129796][ T7] device hsr_slave_1 left promiscuous mode [ 408.220427][ T7] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 408.228591][ T7] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 408.237846][ T7] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 408.245465][ T7] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 408.254972][ T7] device bridge_slave_1 left promiscuous mode [ 408.262034][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 408.313054][ T7] device bridge_slave_0 left promiscuous mode [ 408.319449][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 408.387636][ T7] device veth1_macvtap left promiscuous mode [ 408.394129][ T7] device veth0_macvtap left promiscuous mode [ 408.400612][ T7] device veth1_vlan left promiscuous mode [ 408.406633][ T7] device veth0_vlan left promiscuous mode [ 411.501555][ T7] team0 (unregistering): Port device team_slave_1 removed [ 411.515564][ T7] team0 (unregistering): Port device team_slave_0 removed [ 411.526709][ T7] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 411.576268][ T7] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 411.705124][ T7] bond0 (unregistering): Released all slaves Warning: Permanently added '10.128.0.148' (ECDSA) to the list of known hosts. [ 411.916966][ T29] audit: type=1400 audit(1614618457.191:11): avc: denied { execmem } for pid=11428 comm="syz-executor087" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 425.035086][ T7] netdevsim netdevsim5 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 426.077449][ T7] netdevsim netdevsim5 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 427.399099][ T7] netdevsim netdevsim5 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 428.421745][ T7] netdevsim netdevsim5 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 429.898826][ T7] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 431.271632][ T7] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 432.378527][ T7] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 433.442014][ T7] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 434.895755][ T7] netdevsim netdevsim1 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 435.943363][ T7] netdevsim netdevsim1 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 437.076409][ T7] netdevsim netdevsim1 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 438.486115][ T7] netdevsim netdevsim1 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 440.121664][ T7] netdevsim netdevsim3 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 441.385691][ T7] netdevsim netdevsim3 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 442.415961][ T7] netdevsim netdevsim3 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 443.837025][ T7] netdevsim netdevsim3 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 444.794095][ T7] netdevsim netdevsim4 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 445.942409][ T7] netdevsim netdevsim4 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 446.672621][ T7] netdevsim netdevsim4 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 447.475040][ T7] netdevsim netdevsim4 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 486.269168][ T8884] ------------[ cut here ]------------ [ 486.275302][ T8884] DEBUG_LOCKS_WARN_ON(1) [ 486.275320][ T8884] WARNING: CPU: 0 PID: 8884 at kernel/locking/lockdep.c:202 __lock_acquire+0xe97/0x5050 [ 486.289847][ T8884] Modules linked in: [ 486.293707][ T8884] CPU: 0 PID: 8884 Comm: syz-executor087 Not tainted 5.12.0-rc1-syzkaller #0 [ 486.302426][ T8884] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 486.312561][ T8884] RIP: 0010:__lock_acquire+0xe97/0x5050 [ 486.318073][ T8884] Code: 68 14 44 8a e8 aa 86 50 00 8b 05 dc 98 f0 08 85 c0 0f 85 ab f8 ff ff 48 c7 c6 40 2d cb 87 48 c7 c7 60 27 cb 87 e8 16 f3 ef 05 <0f> 0b 31 c0 e9 a2 f7 ff ff 8b b4 24 30 01 00 00 85 f6 0f 84 b4 02 [ 486.337905][ T8884] RSP: 0018:ffffc90004a37680 EFLAGS: 00010086 [ 486.343953][ T8884] RAX: 0000000000000000 RBX: ffff88812cb6ecd0 RCX: 0000000000000000 [ 486.351892][ T8884] RDX: 0000000000000003 RSI: 0000000000000004 RDI: fffff52000946ec2 [ 486.359832][ T8884] RBP: ffff88812cb6e340 R08: 0000000000000001 R09: ffff8881f642095b [ 486.367769][ T8884] R10: ffffed103ec8412b R11: fffffffffffa0708 R12: 0000000000000001 [ 486.375893][ T8884] R13: 0000000000000988 R14: 0000000000000004 R15: dffffc0000000000 [ 486.383927][ T8884] FS: 00007f57c838d700(0000) GS:ffff8881f6400000(0000) knlGS:0000000000000000 [ 486.393080][ T8884] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 486.399627][ T8884] CR2: 00007fffd4deb970 CR3: 000000012da14000 CR4: 0000000000350ef0 [ 486.407566][ T8884] Call Trace: [ 486.410817][ T8884] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 486.416759][ T8884] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 486.422284][ T8884] ? trace_pelt_se_tp+0x158/0x1b0 [ 486.427272][ T8884] ? __update_load_avg_se+0x3fc/0xae0 [ 486.432609][ T8884] lock_acquire+0x212/0x850 [ 486.437073][ T8884] ? finish_task_switch.isra.0+0x119/0x6f0 [ 486.442842][ T8884] ? lock_release+0x7e0/0x7e0 [ 486.447482][ T8884] ? find_held_lock+0x2d/0x110 [ 486.452207][ T8884] ? lock_release+0x424/0x7e0 [ 486.456846][ T8884] ? __schedule+0xf2c/0x2180 [ 486.461403][ T8884] finish_task_switch.isra.0+0x13f/0x6f0 [ 486.466995][ T8884] ? finish_task_switch.isra.0+0x119/0x6f0 [ 486.472763][ T8884] ? __switch_to+0xa3b/0xf80 [ 486.477319][ T8884] __schedule+0xf8e/0x2180 [ 486.481700][ T8884] ? io_schedule_timeout+0x140/0x140 [ 486.486949][ T8884] ? mark_held_locks+0x9f/0xe0 [ 486.491677][ T8884] preempt_schedule_irq+0xbf/0x1b0 [ 486.496838][ T8884] irqentry_exit+0x7a/0xa0 [ 486.501217][ T8884] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 486.507159][ T8884] RIP: 0010:lock_acquire+0x639/0x850 [ 486.512760][ T8884] Code: 89 48 ba 00 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 0f 85 80 01 00 00 48 83 3d b0 20 e3 07 00 74 5b fb 66 0f 1f 44 00 00 06 fc ff ff 0f 0b e9 53 fa ff ff 0f 0b 0f 0b 0f 0b e9 e0 fe ff [ 486.533409][ T8884] RSP: 0018:ffffc90004a37ac0 EFLAGS: 00000282 [ 486.539439][ T8884] RAX: 1ffffffff126df20 RBX: 1ffff92000946f5a RCX: 1ffff92000946f41 [ 486.547377][ T8884] RDX: dffffc0000000000 RSI: ffffffff87cb2e00 RDI: ffffffff88127ae0 [ 486.555315][ T8884] RBP: 0000000000000001 R08: 0000000000107ef8 R09: 0000000000000001 [ 486.563341][ T8884] R10: fffffbfff182753d R11: 0000000000000000 R12: 0000000000000000 [ 486.571279][ T8884] R13: ffff88810f7c1138 R14: 0000000000000000 R15: 0000000000000000 [ 486.579221][ T8884] ? lock_release+0x7e0/0x7e0 [ 486.583862][ T8884] ? __lock_acquire+0x15f0/0x5050 [ 486.588855][ T8884] ? lockdep_init_map_type+0x2c3/0x870 [ 486.594279][ T8884] ? lockdep_init_map_type+0x2c3/0x870 [ 486.599700][ T8884] flush_workqueue+0xed/0x1250 [ 486.604427][ T8884] ? flush_workqueue+0xca/0x1250 [ 486.609416][ T8884] ? lock_is_held_type+0xfa/0x130 [ 486.614424][ T8884] ? check_flush_dependency+0x350/0x350 [ 486.619949][ T8884] ? mgmt_index_added+0x230/0x230 [ 486.624938][ T8884] hci_dev_open+0x129/0x290 [ 486.629411][ T8884] hci_sock_bind+0x310/0xfb0 [ 486.633967][ T8884] ? hci_send_to_channel+0x40/0x40 [ 486.639060][ T8884] __sys_bind+0x16b/0x1d0 [ 486.643376][ T8884] ? __ia32_sys_socketpair+0xf0/0xf0 [ 486.648623][ T8884] ? __do_sys_futex+0x1fa/0x300 [ 486.653439][ T8884] ? __sys_socket+0x115/0x1a0 [ 486.658079][ T8884] ? check_preemption_disabled+0x36/0xd0 [ 486.663674][ T8884] ? check_preemption_disabled+0x36/0xd0 [ 486.669267][ T8884] __x64_sys_bind+0x6a/0xb0 [ 486.673732][ T8884] ? syscall_enter_from_user_mode+0x1d/0x60 [ 486.679604][ T8884] do_syscall_64+0x2d/0x70 [ 486.684002][ T8884] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 486.689859][ T8884] RIP: 0033:0x445f99 [ 486.693720][ T8884] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 [ 486.713290][ T8884] RSP: 002b:00007f57c838d318 EFLAGS: 00000246 ORIG_RAX: 0000000000000031 [ 486.721664][ T8884] RAX: ffffffffffffffda RBX: 00000000004cb4e8 RCX: 0000000000445f99 [ 486.729810][ T8884] RDX: 0000000000000006 RSI: 0000000020000080 RDI: 0000000000000004 [ 486.738408][ T8884] RBP: 00000000004cb4e0 R08: 0000000000000000 R09: 0000000000000000 [ 486.746533][ T8884] R10: 0000000000000000 R11: 0000000000000246 R12: 6368762f7665642f [ 486.754915][ T8884] R13: 00007fffd4d2c72f R14: 00007f57c838d400 R15: 0000000000022000 [ 486.762873][ T8884] Kernel panic - not syncing: panic_on_warn set ... [ 486.769422][ T8884] CPU: 0 PID: 8884 Comm: syz-executor087 Not tainted 5.12.0-rc1-syzkaller #0 [ 486.778143][ T8884] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 486.788162][ T8884] Call Trace: [ 486.791414][ T8884] dump_stack+0x10c/0x14b [ 486.795708][ T8884] panic+0x28c/0x559 [ 486.799568][ T8884] ? __warn_printk+0xee/0xee [ 486.804121][ T8884] ? __lock_acquire+0xe97/0x5050 [ 486.809020][ T8884] __warn.cold+0x2b/0x35 [ 486.813227][ T8884] ? __lock_acquire+0xe97/0x5050 [ 486.818129][ T8884] report_bug+0x15a/0x1b0 [ 486.822425][ T8884] handle_bug+0x38/0x90 [ 486.826542][ T8884] ? __warn_printk+0xc1/0xee [ 486.831111][ T8884] exc_invalid_op+0x14/0x40 [ 486.835578][ T8884] asm_exc_invalid_op+0x12/0x20 [ 486.840391][ T8884] RIP: 0010:__lock_acquire+0xe97/0x5050 [ 486.845899][ T8884] Code: 68 14 44 8a e8 aa 86 50 00 8b 05 dc 98 f0 08 85 c0 0f 85 ab f8 ff ff 48 c7 c6 40 2d cb 87 48 c7 c7 60 27 cb 87 e8 16 f3 ef 05 <0f> 0b 31 c0 e9 a2 f7 ff ff 8b b4 24 30 01 00 00 85 f6 0f 84 b4 02 [ 486.865469][ T8884] RSP: 0018:ffffc90004a37680 EFLAGS: 00010086 [ 486.871498][ T8884] RAX: 0000000000000000 RBX: ffff88812cb6ecd0 RCX: 0000000000000000 [ 486.879436][ T8884] RDX: 0000000000000003 RSI: 0000000000000004 RDI: fffff52000946ec2 [ 486.887378][ T8884] RBP: ffff88812cb6e340 R08: 0000000000000001 R09: ffff8881f642095b [ 486.895403][ T8884] R10: ffffed103ec8412b R11: fffffffffffa0708 R12: 0000000000000001 [ 486.903344][ T8884] R13: 0000000000000988 R14: 0000000000000004 R15: dffffc0000000000 [ 486.911299][ T8884] ? lockdep_hardirqs_on_prepare+0x450/0x450 [ 486.917245][ T8884] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 486.922752][ T8884] ? trace_pelt_se_tp+0x158/0x1b0 [ 486.927739][ T8884] ? __update_load_avg_se+0x3fc/0xae0 [ 486.933073][ T8884] lock_acquire+0x212/0x850 [ 486.937540][ T8884] ? finish_task_switch.isra.0+0x119/0x6f0 [ 486.943308][ T8884] ? lock_release+0x7e0/0x7e0 [ 486.947950][ T8884] ? find_held_lock+0x2d/0x110 [ 486.952676][ T8884] ? lock_release+0x424/0x7e0 [ 486.957315][ T8884] ? __schedule+0xf2c/0x2180 [ 486.961869][ T8884] finish_task_switch.isra.0+0x13f/0x6f0 [ 486.967463][ T8884] ? finish_task_switch.isra.0+0x119/0x6f0 [ 486.973420][ T8884] ? __switch_to+0xa3b/0xf80 [ 486.977987][ T8884] __schedule+0xf8e/0x2180 [ 486.982389][ T8884] ? io_schedule_timeout+0x140/0x140 [ 486.987636][ T8884] ? mark_held_locks+0x9f/0xe0 [ 486.992363][ T8884] preempt_schedule_irq+0xbf/0x1b0 [ 486.997455][ T8884] irqentry_exit+0x7a/0xa0 [ 487.001845][ T8884] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 487.007788][ T8884] RIP: 0010:lock_acquire+0x639/0x850 [ 487.013034][ T8884] Code: 89 48 ba 00 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 0f 85 80 01 00 00 48 83 3d b0 20 e3 07 00 74 5b fb 66 0f 1f 44 00 00 06 fc ff ff 0f 0b e9 53 fa ff ff 0f 0b 0f 0b 0f 0b e9 e0 fe ff [ 487.032776][ T8884] RSP: 0018:ffffc90004a37ac0 EFLAGS: 00000282 [ 487.038889][ T8884] RAX: 1ffffffff126df20 RBX: 1ffff92000946f5a RCX: 1ffff92000946f41 [ 487.046826][ T8884] RDX: dffffc0000000000 RSI: ffffffff87cb2e00 RDI: ffffffff88127ae0 [ 487.054763][ T8884] RBP: 0000000000000001 R08: 0000000000107ef8 R09: 0000000000000001 [ 487.062697][ T8884] R10: fffffbfff182753d R11: 0000000000000000 R12: 0000000000000000 [ 487.070634][ T8884] R13: ffff88810f7c1138 R14: 0000000000000000 R15: 0000000000000000 [ 487.078574][ T8884] ? lock_release+0x7e0/0x7e0 [ 487.083213][ T8884] ? __lock_acquire+0x15f0/0x5050 [ 487.088200][ T8884] ? lockdep_init_map_type+0x2c3/0x870 [ 487.093621][ T8884] ? lockdep_init_map_type+0x2c3/0x870 [ 487.099042][ T8884] flush_workqueue+0xed/0x1250 [ 487.103766][ T8884] ? flush_workqueue+0xca/0x1250 [ 487.108666][ T8884] ? lock_is_held_type+0xfa/0x130 [ 487.113653][ T8884] ? check_flush_dependency+0x350/0x350 [ 487.119161][ T8884] ? mgmt_index_added+0x230/0x230 [ 487.124152][ T8884] hci_dev_open+0x129/0x290 [ 487.128634][ T8884] hci_sock_bind+0x310/0xfb0 [ 487.133187][ T8884] ? hci_send_to_channel+0x40/0x40 [ 487.138348][ T8884] __sys_bind+0x16b/0x1d0 [ 487.142642][ T8884] ? __ia32_sys_socketpair+0xf0/0xf0 [ 487.147888][ T8884] ? __do_sys_futex+0x1fa/0x300 [ 487.152703][ T8884] ? __sys_socket+0x115/0x1a0 [ 487.157431][ T8884] ? check_preemption_disabled+0x36/0xd0 [ 487.163043][ T8884] ? check_preemption_disabled+0x36/0xd0 [ 487.168725][ T8884] __x64_sys_bind+0x6a/0xb0 [ 487.173190][ T8884] ? syscall_enter_from_user_mode+0x1d/0x60 [ 487.179063][ T8884] do_syscall_64+0x2d/0x70 [ 487.183443][ T8884] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 487.189299][ T8884] RIP: 0033:0x445f99 [ 487.193158][ T8884] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 [ 487.212731][ T8884] RSP: 002b:00007f57c838d318 EFLAGS: 00000246 ORIG_RAX: 0000000000000031 [ 487.221120][ T8884] RAX: ffffffffffffffda RBX: 00000000004cb4e8 RCX: 0000000000445f99 [ 487.229069][ T8884] RDX: 0000000000000006 RSI: 0000000020000080 RDI: 0000000000000004 [ 487.237004][ T8884] RBP: 00000000004cb4e0 R08: 0000000000000000 R09: 0000000000000000 [ 487.244939][ T8884] R10: 0000000000000000 R11: 0000000000000246 R12: 6368762f7665642f [ 487.252891][ T8884] R13: 00007fffd4d2c72f R14: 00007f57c838d400 R15: 0000000000022000 [ 488.344301][ T8884] Shutting down cpus with NMI [ 488.353893][ T8884] Kernel Offset: disabled [ 488.358198][ T8884] Rebooting in 86400 seconds..