[ 36.126977][ T286] br0: port 1(veth1) entered blocking state [ 36.127947][ T286] br0: port 1(veth1) entered disabled state [ 36.128347][ T286] veth1: entered allmulticast mode [ 36.130302][ T286] veth1: entered promiscuous mode [ 36.138300][ T286] ip (286) used greatest stack depth: 24056 bytes left [ 36.276799][ T287] br0: port 2(veth2) entered blocking state [ 36.277070][ T287] br0: port 2(veth2) entered disabled state [ 36.277377][ T287] veth2: entered allmulticast mode [ 36.280265][ T287] veth2: entered promiscuous mode [ 36.543107][ T7] br0: port 1(veth1) entered blocking state [ 36.543691][ T7] br0: port 1(veth1) entered forwarding state [ 36.671883][ T62] br0: port 2(veth2) entered blocking state [ 36.672557][ T62] br0: port 2(veth2) entered forwarding state [ 52.008641][ T337] GACT probability NOT on [ 52.045402][ C3] [ 52.045538][ C3] ======================================================== [ 52.045840][ C3] WARNING: possible irq lock inversion dependency detected [ 52.046097][ C3] 6.9.0-rc1-virtme #1 Not tainted [ 52.046282][ C3] -------------------------------------------------------- [ 52.046527][ C3] bridge_mld.sh/338 just changed the state of lock: [ 52.046729][ C3] ffff8880064e2c38 (&br->lock){+.-.}-{2:2}, at: br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 52.047150][ C3] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 52.047391][ C3] (&p->alloc_lock){+.+.}-{2:2} [ 52.047395][ C3] [ 52.047395][ C3] [ 52.047395][ C3] and interrupts could create inverse lock ordering between them. [ 52.047395][ C3] [ 52.047988][ C3] [ 52.047988][ C3] other info that might help us debug this: [ 52.048216][ C3] Chain exists of: [ 52.048216][ C3] &br->lock --> lweventlist_lock --> &p->alloc_lock [ 52.048216][ C3] [ 52.048587][ C3] Possible interrupt unsafe locking scenario: [ 52.048587][ C3] [ 52.048842][ C3] CPU0 CPU1 [ 52.049011][ C3] ---- ---- [ 52.049190][ C3] lock(&p->alloc_lock); [ 52.049322][ C3] local_irq_disable(); [ 52.049512][ C3] lock(&br->lock); [ 52.049710][ C3] lock(lweventlist_lock); [ 52.049903][ C3] [ 52.050022][ C3] lock(&br->lock); [ 52.050141][ C3] [ 52.050141][ C3] *** DEADLOCK *** [ 52.050141][ C3] [ 52.050391][ C3] 4 locks held by bridge_mld.sh/338: [ 52.050552][ C3] #0: ffff888006735678 (&sig->cred_guard_mutex){+.+.}-{3:3}, at: bprm_execve+0x51/0x4f0 [ 52.050898][ C3] #1: ffff888006735710 (&sig->exec_update_lock){++++}-{3:3}, at: exec_mmap+0x8c/0x670 [ 52.051197][ C3] #2: ffff888006685520 (&mm->mmap_lock){++++}-{3:3}, at: exit_mmap+0x18e/0x7d0 [ 52.051502][ C3] #3: ffffc90000288d68 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0xe8/0x230 [ 52.051820][ C3] [ 52.051820][ C3] the shortest dependencies between 2nd lock and 1st lock: [ 52.052115][ C3] -> (&p->alloc_lock){+.+.}-{2:2} { [ 52.052283][ C3] HARDIRQ-ON-W at: [ 52.052419][ C3] __lock_acquire+0x797/0x1570 [ 52.052632][ C3] lock_acquire.part.0+0xeb/0x330 [ 52.052841][ C3] _raw_spin_lock+0x30/0x40 [ 52.053050][ C3] set_mems_allowed+0x1d/0x210 [ 52.053264][ C3] kernel_init_freeable+0x72/0x310 [ 52.053486][ C3] kernel_init+0x20/0x200 [ 52.053693][ C3] ret_from_fork+0x31/0x70 [ 52.053897][ C3] ret_from_fork_asm+0x1a/0x30 [ 52.054107][ C3] SOFTIRQ-ON-W at: [ 52.054228][ C3] __lock_acquire+0x797/0x1570 [ 52.054435][ C3] lock_acquire.part.0+0xeb/0x330 [ 52.054636][ C3] _raw_spin_lock+0x30/0x40 [ 52.054861][ C3] set_mems_allowed+0x1d/0x210 [ 52.055082][ C3] kernel_init_freeable+0x72/0x310 [ 52.055292][ C3] kernel_init+0x20/0x200 [ 52.055508][ C3] ret_from_fork+0x31/0x70 [ 52.055712][ C3] ret_from_fork_asm+0x1a/0x30 [ 52.055911][ C3] INITIAL USE at: [ 52.056030][ C3] __lock_acquire+0x797/0x1570 [ 52.056259][ C3] lock_acquire.part.0+0xeb/0x330 [ 52.056478][ C3] _raw_spin_lock+0x30/0x40 [ 52.056697][ C3] set_mems_allowed+0x1d/0x210 [ 52.056901][ C3] kernel_init_freeable+0x72/0x310 [ 52.057106][ C3] kernel_init+0x20/0x200 [ 52.057321][ C3] ret_from_fork+0x31/0x70 [ 52.057570][ C3] ret_from_fork_asm+0x1a/0x30 [ 52.057777][ C3] } [ 52.057858][ C3] ... key at: [] __key.387+0x0/0x40 [ 52.058097][ C3] ... acquired at: [ 52.058222][ C3] __lock_acquire+0xaf0/0x1570 [ 52.058395][ C3] lock_acquire.part.0+0xeb/0x330 [ 52.058556][ C3] _raw_spin_lock+0x30/0x40 [ 52.058737][ C3] __get_task_comm+0x27/0x70 [ 52.058910][ C3] ref_tracker_alloc+0x2ee/0x490 [ 52.059081][ C3] linkwatch_fire_event+0x196/0x200 [ 52.059248][ C3] veth_newlink+0x367/0x830 [veth] [ 52.059465][ C3] rtnl_newlink_create+0x341/0x850 [ 52.059632][ C3] __rtnl_newlink+0xac9/0xd80 [ 52.059808][ C3] rtnl_newlink+0x63/0xa0 [ 52.059973][ C3] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 52.060168][ C3] netlink_rcv_skb+0x130/0x360 [ 52.060342][ C3] netlink_unicast+0x449/0x710 [ 52.060503][ C3] netlink_sendmsg+0x723/0xbe0 [ 52.060689][ C3] ____sys_sendmsg+0x7b2/0xa10 [ 52.060866][ C3] ___sys_sendmsg+0xee/0x170 [ 52.061049][ C3] __sys_sendmsg+0xcd/0x170 [ 52.061214][ C3] do_syscall_64+0xc6/0x1e0 [ 52.061393][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 52.061595][ C3] [ 52.061690][ C3] -> (lweventlist_lock){....}-{2:2} { [ 52.061862][ C3] INITIAL USE at: [ 52.061981][ C3] __lock_acquire+0x797/0x1570 [ 52.062178][ C3] lock_acquire.part.0+0xeb/0x330 [ 52.062399][ C3] _raw_spin_lock_irqsave+0x3f/0x60 [ 52.062615][ C3] linkwatch_sync_dev+0x29/0x1f0 [ 52.062869][ C3] rtnl_getlink+0x4c9/0x970 [ 52.063068][ C3] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 52.063271][ C3] netlink_rcv_skb+0x130/0x360 [ 52.063501][ C3] netlink_unicast+0x449/0x710 [ 52.063707][ C3] netlink_sendmsg+0x723/0xbe0 [ 52.063917][ C3] __sys_sendto+0x37d/0x410 [ 52.064131][ C3] __x64_sys_sendto+0xe0/0x1c0 [ 52.064342][ C3] do_syscall_64+0xc6/0x1e0 [ 52.064556][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 52.064798][ C3] } [ 52.064879][ C3] ... key at: [] lweventlist_lock+0x18/0x60 [ 52.065114][ C3] ... acquired at: [ 52.065244][ C3] __lock_acquire+0xaf0/0x1570 [ 52.065413][ C3] lock_acquire.part.0+0xeb/0x330 [ 52.065591][ C3] _raw_spin_lock_irqsave+0x3f/0x60 [ 52.065750][ C3] linkwatch_fire_event+0x74/0x200 [ 52.065917][ C3] br_stp_change_bridge_id+0x25f/0x360 [bridge] [ 52.066164][ C3] br_set_mac_address+0x1f3/0x260 [bridge] [ 52.066421][ C3] dev_set_mac_address+0x28a/0x410 [ 52.066579][ C3] dev_set_mac_address_user+0x31/0x50 [ 52.066766][ C3] do_setlink+0x17b4/0x21e0 [ 52.066930][ C3] rtnl_setlink+0x1f7/0x310 [ 52.067092][ C3] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 52.067246][ C3] netlink_rcv_skb+0x130/0x360 [ 52.067424][ C3] netlink_unicast+0x449/0x710 [ 52.067580][ C3] netlink_sendmsg+0x723/0xbe0 [ 52.067742][ C3] __sys_sendto+0x37d/0x410 [ 52.067895][ C3] __x64_sys_sendto+0xe0/0x1c0 [ 52.068048][ C3] do_syscall_64+0xc6/0x1e0 [ 52.068215][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 52.068422][ C3] [ 52.068509][ C3] -> (&br->lock){+.-.}-{2:2} { [ 52.068677][ C3] HARDIRQ-ON-W at: [ 52.068796][ C3] __lock_acquire+0x797/0x1570 [ 52.068999][ C3] lock_acquire.part.0+0xeb/0x330 [ 52.069204][ C3] _raw_spin_lock_bh+0x38/0x50 [ 52.069412][ C3] br_set_mac_address+0xd2/0x260 [bridge] [ 52.069696][ C3] dev_set_mac_address+0x28a/0x410 [ 52.069889][ C3] dev_set_mac_address_user+0x31/0x50 [ 52.070095][ C3] do_setlink+0x17b4/0x21e0 [ 52.070300][ C3] rtnl_setlink+0x1f7/0x310 [ 52.070505][ C3] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 52.070698][ C3] netlink_rcv_skb+0x130/0x360 [ 52.070944][ C3] netlink_unicast+0x449/0x710 [ 52.071144][ C3] netlink_sendmsg+0x723/0xbe0 [ 52.071346][ C3] __sys_sendto+0x37d/0x410 [ 52.071538][ C3] __x64_sys_sendto+0xe0/0x1c0 [ 52.071832][ C3] do_syscall_64+0xc6/0x1e0 [ 52.072055][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 52.072309][ C3] IN-SOFTIRQ-W at: [ 52.072442][ C3] __lock_acquire+0x797/0x1570 [ 52.072738][ C3] lock_acquire.part.0+0xeb/0x330 [ 52.072936][ C3] _raw_spin_lock+0x30/0x40 [ 52.073135][ C3] br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 52.073547][ C3] call_timer_fn+0x13b/0x230 [ 52.073744][ C3] __run_timers+0x545/0x810 [ 52.073938][ C3] run_timer_softirq+0xe8/0x1b0 [ 52.074139][ C3] __do_softirq+0x1f8/0x5df [ 52.074373][ C3] irq_exit_rcu+0x97/0xc0 [ 52.074589][ C3] sysvec_apic_timer_interrupt+0x75/0x80 [ 52.074830][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 52.075062][ C3] unwind_next_frame+0x14b2/0x1d00 [ 52.075256][ C3] arch_stack_walk+0x8c/0xf0 [ 52.075469][ C3] stack_trace_save+0x94/0xd0 [ 52.075665][ C3] kasan_save_stack+0x24/0x50 [ 52.075866][ C3] __kasan_record_aux_stack+0x8e/0xa0 [ 52.076060][ C3] __call_rcu_common.constprop.0+0x9e/0x830 [ 52.076410][ C3] kmem_cache_free+0x1ac/0x220 [ 52.076614][ C3] exit_mmap+0x38e/0x7d0 [ 52.076813][ C3] __mmput+0x76/0x3b0 [ 52.077071][ C3] exec_mmap+0x2fe/0x670 [ 52.077288][ C3] begin_new_exec+0x64e/0x13a0 [ 52.077513][ C3] load_elf_binary+0x67c/0x2840 [ 52.077719][ C3] search_binary_handler+0x152/0x550 [ 52.078036][ C3] exec_binprm+0x120/0x400 [ 52.078228][ C3] bprm_execve+0xe9/0x4f0 [ 52.078449][ C3] do_execveat_common.isra.0+0x4a6/0x6a0 [ 52.078898][ C3] __x64_sys_execve+0x8c/0xb0 [ 52.079103][ C3] do_syscall_64+0xc6/0x1e0 [ 52.079315][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 52.079682][ C3] INITIAL USE at: [ 52.079802][ C3] __lock_acquire+0x797/0x1570 [ 52.080019][ C3] lock_acquire.part.0+0xeb/0x330 [ 52.080227][ C3] _raw_spin_lock_bh+0x38/0x50 [ 52.080559][ C3] br_set_mac_address+0xd2/0x260 [bridge] [ 52.080862][ C3] dev_set_mac_address+0x28a/0x410 [ 52.081077][ C3] dev_set_mac_address_user+0x31/0x50 [ 52.081282][ C3] do_setlink+0x17b4/0x21e0 [ 52.081518][ C3] rtnl_setlink+0x1f7/0x310 [ 52.081711][ C3] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 52.081922][ C3] netlink_rcv_skb+0x130/0x360 [ 52.082243][ C3] netlink_unicast+0x449/0x710 [ 52.082472][ C3] netlink_sendmsg+0x723/0xbe0 [ 52.082670][ C3] __sys_sendto+0x37d/0x410 [ 52.082976][ C3] __x64_sys_sendto+0xe0/0x1c0 [ 52.083182][ C3] do_syscall_64+0xc6/0x1e0 [ 52.083410][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 52.083754][ C3] } [ 52.083846][ C3] ... key at: [] __key.6+0x0/0xfffffffffffe5ac0 [bridge] [ 52.084163][ C3] ... acquired at: [ 52.084284][ C3] mark_lock+0x28d/0x3e0 [ 52.084563][ C3] mark_usage+0xd9/0x2a0 [ 52.084733][ C3] __lock_acquire+0x797/0x1570 [ 52.084914][ C3] lock_acquire.part.0+0xeb/0x330 [ 52.085079][ C3] _raw_spin_lock+0x30/0x40 [ 52.085233][ C3] br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 52.085615][ C3] call_timer_fn+0x13b/0x230 [ 52.085782][ C3] __run_timers+0x545/0x810 [ 52.085938][ C3] run_timer_softirq+0xe8/0x1b0 [ 52.086104][ C3] __do_softirq+0x1f8/0x5df [ 52.086259][ C3] irq_exit_rcu+0x97/0xc0 [ 52.086445][ C3] sysvec_apic_timer_interrupt+0x75/0x80 [ 52.086637][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 52.086839][ C3] unwind_next_frame+0x14b2/0x1d00 [ 52.086997][ C3] arch_stack_walk+0x8c/0xf0 [ 52.087165][ C3] stack_trace_save+0x94/0xd0 [ 52.087331][ C3] kasan_save_stack+0x24/0x50 [ 52.087498][ C3] __kasan_record_aux_stack+0x8e/0xa0 [ 52.087663][ C3] __call_rcu_common.constprop.0+0x9e/0x830 [ 52.087876][ C3] kmem_cache_free+0x1ac/0x220 [ 52.088031][ C3] exit_mmap+0x38e/0x7d0 [ 52.088194][ C3] __mmput+0x76/0x3b0 [ 52.088440][ C3] exec_mmap+0x2fe/0x670 [ 52.088603][ C3] begin_new_exec+0x64e/0x13a0 [ 52.088759][ C3] load_elf_binary+0x67c/0x2840 [ 52.088925][ C3] search_binary_handler+0x152/0x550 [ 52.089079][ C3] exec_binprm+0x120/0x400 [ 52.089243][ C3] bprm_execve+0xe9/0x4f0 [ 52.089420][ C3] do_execveat_common.isra.0+0x4a6/0x6a0 [ 52.089620][ C3] __x64_sys_execve+0x8c/0xb0 [ 52.089779][ C3] do_syscall_64+0xc6/0x1e0 [ 52.089943][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 52.090140][ C3] [ 52.090217][ C3] [ 52.090217][ C3] stack backtrace: [ 52.090423][ C3] CPU: 3 PID: 338 Comm: bridge_mld.sh Not tainted 6.9.0-rc1-virtme #1 [ 52.090664][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 52.091062][ C3] Call Trace: [ 52.091406][ C3] [ 52.091487][ C3] dump_stack_lvl+0x82/0xd0 [ 52.091647][ C3] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 52.091840][ C3] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 52.092037][ C3] ? __pfx_usage_skip+0x10/0x10 [ 52.092196][ C3] ? __pfx_usage_match+0x10/0x10 [ 52.092358][ C3] ? arch_stack_walk+0xa2/0xf0 [ 52.092517][ C3] mark_lock_irq+0x4cd/0xa10 [ 52.092673][ C3] ? __pfx_mark_lock_irq+0x10/0x10 [ 52.092827][ C3] ? stack_trace_save+0x94/0xd0 [ 52.092985][ C3] ? add_chain_cache+0x248/0x8b0 [ 52.093139][ C3] ? save_trace+0x8f/0x5b0 [ 52.093298][ C3] mark_lock+0x28d/0x3e0 [ 52.093418][ C3] mark_usage+0xd9/0x2a0 [ 52.093540][ C3] __lock_acquire+0x797/0x1570 [ 52.093695][ C3] ? __lock_acquire+0xaf0/0x1570 [ 52.093852][ C3] ? __pfx_br_forward_delay_timer_expired+0x10/0x10 [bridge] [ 52.094226][ C3] lock_acquire.part.0+0xeb/0x330 [ 52.094428][ C3] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 52.094659][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 52.094815][ C3] ? trace_lock_acquire+0x135/0x1c0 [ 52.095067][ C3] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 52.095304][ C3] ? lock_acquire+0x32/0xc0 [ 52.095459][ C3] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 52.095690][ C3] _raw_spin_lock+0x30/0x40 [ 52.095946][ C3] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 52.096179][ C3] br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 52.096412][ C3] ? __pfx_br_forward_delay_timer_expired+0x10/0x10 [bridge] [ 52.096798][ C3] call_timer_fn+0x13b/0x230 [ 52.096954][ C3] ? call_timer_fn+0xe8/0x230 [ 52.097123][ C3] ? call_timer_fn+0xe8/0x230 [ 52.097285][ C3] ? __pfx_call_timer_fn+0x10/0x10 [ 52.097554][ C3] ? hlock_class+0x4e/0x130 [ 52.097710][ C3] ? mark_held_locks+0x9e/0xe0 [ 52.097879][ C3] __run_timers+0x545/0x810 [ 52.098034][ C3] ? __pfx_br_forward_delay_timer_expired+0x10/0x10 [bridge] [ 52.098468][ C3] ? __pfx___run_timers+0x10/0x10 [ 52.098639][ C3] ? do_raw_spin_lock+0x131/0x270 [ 52.098792][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 52.098947][ C3] ? lock_acquire+0x32/0xc0 [ 52.099124][ C3] ? run_timer_softirq+0xe0/0x1b0 [ 52.099286][ C3] run_timer_softirq+0xe8/0x1b0 [ 52.099484][ C3] __do_softirq+0x1f8/0x5df [ 52.099644][ C3] irq_exit_rcu+0x97/0xc0 [ 52.099761][ C3] sysvec_apic_timer_interrupt+0x75/0x80 [ 52.099931][ C3] [ 52.100012][ C3] [ 52.100090][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 52.100332][ C3] RIP: 0010:unwind_next_frame+0x14b2/0x1d00 [ 52.100531][ C3] Code: 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 84 40 fe ff ff e8 41 06 84 00 e9 36 fe ff ff 48 b8 00 00 00 00 00 fc ff df 48 8b 14 24 <48> c1 ea 03 80 3c 02 00 0f 85 32 06 00 00 49 8d 7d 08 49 8b 5d 48 [ 52.101103][ C3] RSP: 0018:ffffc9000085f478 EFLAGS: 00000246 [ 52.101433][ C3] RAX: dffffc0000000000 RBX: 0000000000000001 RCX: ffffc90000860000 [ 52.101681][ C3] RDX: ffffc9000085f5c0 RSI: 0000000000000001 RDI: ffffc9000085f5c8 [ 52.101927][ C3] RBP: dffffc0000000000 R08: ffffc9000085f5b8 R09: 1ffff9200010be98 [ 52.102160][ C3] R10: ffffc9000085f578 R11: ffffc9000085f5b9 R12: 1ffff9200010be98 [ 52.102433][ C3] R13: ffffc9000085f578 R14: ffffffffae59a320 R15: ffffc9000085fe28 [ 52.102690][ C3] ? unwind_next_frame+0x1478/0x1d00 [ 52.102845][ C3] ? search_binary_handler+0x152/0x550 [ 52.103017][ C3] ? __pfx_unwind_next_frame+0x10/0x10 [ 52.103187][ C3] ? search_binary_handler+0x152/0x550 [ 52.103346][ C3] ? kernel_text_address+0x17/0xe0 [ 52.103616][ C3] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 52.103812][ C3] arch_stack_walk+0x8c/0xf0 [ 52.103980][ C3] ? exec_binprm+0x120/0x400 [ 52.104138][ C3] stack_trace_save+0x94/0xd0 [ 52.104424][ C3] ? __pfx_stack_trace_save+0x10/0x10 [ 52.104580][ C3] ? __pfx_validate_chain+0x10/0x10 [ 52.104735][ C3] ? hlock_class+0x4e/0x130 [ 52.104898][ C3] ? mark_lock+0x38/0x3e0 [ 52.105017][ C3] kasan_save_stack+0x24/0x50 [ 52.105180][ C3] ? kasan_save_stack+0x24/0x50 [ 52.105352][ C3] ? __kasan_record_aux_stack+0x8e/0xa0 [ 52.105512][ C3] ? __call_rcu_common.constprop.0+0x9e/0x830 [ 52.105718][ C3] ? kmem_cache_free+0x1ac/0x220 [ 52.105885][ C3] ? exit_mmap+0x38e/0x7d0 [ 52.106040][ C3] ? __mmput+0x76/0x3b0 [ 52.106170][ C3] ? exec_mmap+0x2fe/0x670 [ 52.106363][ C3] ? begin_new_exec+0x64e/0x13a0 [ 52.106539][ C3] ? load_elf_binary+0x67c/0x2840 [ 52.106701][ C3] ? search_binary_handler+0x152/0x550 [ 52.106871][ C3] ? find_held_lock+0x2c/0x110 [ 52.107025][ C3] ? __lock_release+0x103/0x460 [ 52.107196][ C3] ? __virt_addr_valid+0x222/0x420 [ 52.107547][ C3] ? __pfx___lock_release+0x10/0x10 [ 52.107706][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 52.107862][ C3] ? __virt_addr_valid+0x222/0x420 [ 52.108031][ C3] ? __virt_addr_valid+0x227/0x420 [ 52.108216][ C3] ? __pfx_free_object_rcu+0x10/0x10 [ 52.108392][ C3] ? kasan_addr_to_slab+0x4e/0x90 [ 52.108545][ C3] __kasan_record_aux_stack+0x8e/0xa0 [ 52.108706][ C3] ? __pfx_free_object_rcu+0x10/0x10 [ 52.108861][ C3] __call_rcu_common.constprop.0+0x9e/0x830 [ 52.109053][ C3] kmem_cache_free+0x1ac/0x220 [ 52.109209][ C3] ? exit_mmap+0x38e/0x7d0 [ 52.109376][ C3] exit_mmap+0x38e/0x7d0 [ 52.109495][ C3] ? __pfx_exit_mmap+0x10/0x10 [ 52.109649][ C3] ? __mutex_unlock_slowpath+0x145/0x3b0 [ 52.109812][ C3] __mmput+0x76/0x3b0 [ 52.109928][ C3] exec_mmap+0x2fe/0x670 [ 52.110047][ C3] begin_new_exec+0x64e/0x13a0 [ 52.110314][ C3] load_elf_binary+0x67c/0x2840 [ 52.110505][ C3] ? find_held_lock+0x2c/0x110 [ 52.110662][ C3] ? __lock_release+0x103/0x460 [ 52.110851][ C3] ? search_binary_handler+0x134/0x550 [ 52.111255][ C3] ? __pfx___lock_release+0x10/0x10 [ 52.111452][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 52.111623][ C3] ? __pfx_load_elf_binary+0x10/0x10 [ 52.111780][ C3] ? search_binary_handler+0x134/0x550 [ 52.111945][ C3] search_binary_handler+0x152/0x550 [ 52.112195][ C3] ? __pfx_search_binary_handler+0x10/0x10 [ 52.112408][ C3] ? __task_pid_nr_ns+0x11f/0x410 [ 52.112567][ C3] ? exec_binprm+0x100/0x400 [ 52.112736][ C3] exec_binprm+0x120/0x400 [ 52.112988][ C3] bprm_execve+0xe9/0x4f0 [ 52.113114][ C3] do_execveat_common.isra.0+0x4a6/0x6a0 [ 52.113271][ C3] ? getname_flags+0xbd/0x3d0 [ 52.113435][ C3] __x64_sys_execve+0x8c/0xb0 [ 52.113706][ C3] do_syscall_64+0xc6/0x1e0 [ 52.113864][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 52.114063][ C3] RIP: 0033:0x7f193321d40b [ 52.114233][ C3] Code: Unable to access opcode bytes at 0x7f193321d3e1. [ 52.114547][ C3] RSP: 002b:00007fff6a25e098 EFLAGS: 00000246 ORIG_RAX: 000000000000003b [ 52.114784][ C3] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f193321d40b [ 52.115018][ C3] RDX: 000055f95e84b4b0 RSI: 000055f95e9a0e30 RDI: 000055f95e848400 [ 52.115371][ C3] RBP: 000055f95e848400 R08: 000055f95e9a8580 R09: 0000000000000000 [ 52.115608][ C3] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff [ 52.115837][ C3] R13: 000055f95e9a0e30 R14: 000055f95e84b4b0 R15: 000055f95e99b900 [ 52.116298][ C3] [ 220.383202][ T1476] br0: port 2(veth2) entered disabled state [ 220.479480][ T1477] br0: port 1(veth1) entered disabled state [ 220.581578][ T1478] veth2: left allmulticast mode [ 220.581755][ T1478] veth2: left promiscuous mode [ 220.582019][ T1478] br0: port 2(veth2) entered disabled state [ 220.583006][ T1478] veth1: left allmulticast mode [ 220.583153][ T1478] veth1: left promiscuous mode [ 220.584230][ T1478] br0: port 1(veth1) entered disabled state