[ 24.627959][ T258] ip (258) used greatest stack depth: 23176 bytes left [ 31.588706][ T318] [ 31.588826][ T318] ===================================================== [ 31.588999][ T318] WARNING: SOFTIRQ-safe -> SOFTIRQ-unsafe lock order detected [ 31.589206][ T318] 6.9.0-rc1-virtme #1 Not tainted [ 31.589349][ T318] ----------------------------------------------------- [ 31.589518][ T318] ip/318 [HC0[0]:SC0[2]:HE1:SE0] is trying to acquire: [ 31.589689][ T318] ffff8880066e0968 (&p->alloc_lock){+.+.}-{2:2}, at: __get_task_comm+0x27/0x70 [ 31.589941][ T318] [ 31.589941][ T318] and this task is already holding: [ 31.590150][ T318] ffff8880360bf218 (&ul->lock){+.-.}-{2:2}, at: rt6_uncached_list_flush_dev+0x138/0x840 [ 31.590400][ T318] which would create a new lock dependency: [ 31.590568][ T318] (&ul->lock){+.-.}-{2:2} -> (&p->alloc_lock){+.+.}-{2:2} [ 31.590779][ T318] [ 31.590779][ T318] but this new dependency connects a SOFTIRQ-irq-safe lock: [ 31.591014][ T318] (&ul->lock){+.-.}-{2:2} [ 31.591018][ T318] [ 31.591018][ T318] ... which became SOFTIRQ-irq-safe at: [ 31.591350][ T318] __lock_acquire+0x797/0x1570 [ 31.591494][ T318] lock_acquire.part.0+0xeb/0x330 [ 31.591630][ T318] _raw_spin_lock_bh+0x38/0x50 [ 31.591771][ T318] rt6_uncached_list_del+0x77/0x200 [ 31.591907][ T318] ip6_dst_destroy+0x74/0x1e0 [ 31.592045][ T318] dst_destroy+0xbc/0x370 [ 31.592186][ T318] rcu_do_batch+0x3c0/0xfb0 [ 31.592325][ T318] rcu_core+0x2be/0x500 [ 31.592429][ T318] __do_softirq+0x1f8/0x5df [ 31.592567][ T318] irq_exit_rcu+0x97/0xc0 [ 31.592710][ T318] sysvec_apic_timer_interrupt+0x75/0x80 [ 31.592849][ T318] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 31.593020][ T318] _raw_spin_unlock_irqrestore+0x43/0x70 [ 31.593157][ T318] __debug_check_no_obj_freed+0x253/0x520 [ 31.593330][ T318] kmem_cache_free+0x19f/0x220 [ 31.593468][ T318] __vm_area_free+0x38/0x50 [ 31.593606][ T318] exit_mmap+0x38e/0x7d0 [ 31.593711][ T318] __mmput+0x76/0x3b0 [ 31.593818][ T318] exec_mmap+0x2fe/0x670 [ 31.593922][ T318] begin_new_exec+0x2cd/0xea0 [ 31.594058][ T318] load_elf_binary+0x67c/0x2840 [ 31.594197][ T318] search_binary_handler+0x152/0x550 [ 31.594333][ T318] exec_binprm+0x120/0x400 [ 31.594472][ T318] bprm_execve+0xe9/0x4f0 [ 31.594608][ T318] do_execveat_common.isra.0+0x4a6/0x6a0 [ 31.594745][ T318] __x64_sys_execve+0x8c/0xb0 [ 31.594885][ T318] do_syscall_64+0xc6/0x1e0 [ 31.595021][ T318] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 31.595190][ T318] [ 31.595190][ T318] to a SOFTIRQ-irq-unsafe lock: [ 31.595357][ T318] (&p->alloc_lock){+.+.}-{2:2} [ 31.595361][ T318] [ 31.595361][ T318] ... which became SOFTIRQ-irq-unsafe at: [ 31.595691][ T318] ... [ 31.595693][ T318] __lock_acquire+0x797/0x1570 [ 31.595899][ T318] lock_acquire.part.0+0xeb/0x330 [ 31.596039][ T318] _raw_spin_lock+0x30/0x40 [ 31.596177][ T318] set_mems_allowed+0x1d/0x210 [ 31.596317][ T318] kernel_init_freeable+0x72/0x310 [ 31.596456][ T318] kernel_init+0x20/0x200 [ 31.596593][ T318] ret_from_fork+0x31/0x70 [ 31.596732][ T318] ret_from_fork_asm+0x1a/0x30 [ 31.596869][ T318] [ 31.596869][ T318] other info that might help us debug this: [ 31.596869][ T318] [ 31.597137][ T318] Possible interrupt unsafe locking scenario: [ 31.597137][ T318] [ 31.597340][ T318] CPU0 CPU1 [ 31.597476][ T318] ---- ---- [ 31.597613][ T318] lock(&p->alloc_lock); [ 31.597719][ T318] local_irq_disable(); [ 31.597890][ T318] lock(&ul->lock); [ 31.598063][ T318] lock(&p->alloc_lock); [ 31.598238][ T318] [ 31.598341][ T318] lock(&ul->lock); [ 31.598446][ T318] [ 31.598446][ T318] *** DEADLOCK *** [ 31.598446][ T318] [ 31.598647][ T318] 2 locks held by ip/318: [ 31.598759][ T318] #0: ffffffffabfb7208 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xbf0 [ 31.599004][ T318] #1: ffff8880360bf218 (&ul->lock){+.-.}-{2:2}, at: rt6_uncached_list_flush_dev+0x138/0x840 [ 31.599285][ T318] [ 31.599285][ T318] the dependencies between SOFTIRQ-irq-safe lock and the holding lock: [ 31.599550][ T318] -> (&ul->lock){+.-.}-{2:2} { [ 31.599694][ T318] HARDIRQ-ON-W at: [ 31.599799][ T318] __lock_acquire+0x797/0x1570 [ 31.599977][ T318] lock_acquire.part.0+0xeb/0x330 [ 31.600151][ T318] _raw_spin_lock_bh+0x38/0x50 [ 31.600335][ T318] rt6_uncached_list_add+0x55/0x1b0 [ 31.600506][ T318] icmp6_dst_alloc+0x2c0/0x450 [ 31.600679][ T318] mld_sendpack+0x529/0xbc0 [ 31.600856][ T318] mld_ifc_work+0x32/0x1f0 [ 31.601030][ T318] process_one_work+0xe2c/0x1730 [ 31.601204][ T318] worker_thread+0x587/0xd30 [ 31.601380][ T318] kthread+0x28a/0x350 [ 31.601524][ T318] ret_from_fork+0x31/0x70 [ 31.601698][ T318] ret_from_fork_asm+0x1a/0x30 [ 31.601871][ T318] IN-SOFTIRQ-W at: [ 31.601974][ T318] __lock_acquire+0x797/0x1570 [ 31.602149][ T318] lock_acquire.part.0+0xeb/0x330 [ 31.602323][ T318] _raw_spin_lock_bh+0x38/0x50 [ 31.602496][ T318] rt6_uncached_list_del+0x77/0x200 [ 31.602671][ T318] ip6_dst_destroy+0x74/0x1e0 [ 31.602843][ T318] dst_destroy+0xbc/0x370 [ 31.603031][ T318] rcu_do_batch+0x3c0/0xfb0 [ 31.603203][ T318] rcu_core+0x2be/0x500 [ 31.603377][ T318] __do_softirq+0x1f8/0x5df [ 31.603551][ T318] irq_exit_rcu+0x97/0xc0 [ 31.603726][ T318] sysvec_apic_timer_interrupt+0x75/0x80 [ 31.603935][ T318] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 31.604140][ T318] _raw_spin_unlock_irqrestore+0x43/0x70 [ 31.604347][ T318] __debug_check_no_obj_freed+0x253/0x520 [ 31.604555][ T318] kmem_cache_free+0x19f/0x220 [ 31.604727][ T318] __vm_area_free+0x38/0x50 [ 31.604901][ T318] exit_mmap+0x38e/0x7d0 [ 31.605075][ T318] __mmput+0x76/0x3b0 [ 31.605214][ T318] exec_mmap+0x2fe/0x670 [ 31.605390][ T318] begin_new_exec+0x2cd/0xea0 [ 31.605569][ T318] load_elf_binary+0x67c/0x2840 [ 31.605743][ T318] search_binary_handler+0x152/0x550 [ 31.605916][ T318] exec_binprm+0x120/0x400 [ 31.606092][ T318] bprm_execve+0xe9/0x4f0 [ 31.606266][ T318] do_execveat_common.isra.0+0x4a6/0x6a0 [ 31.606475][ T318] __x64_sys_execve+0x8c/0xb0 [ 31.606650][ T318] do_syscall_64+0xc6/0x1e0 [ 31.606825][ T318] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 31.607032][ T318] INITIAL USE at: [ 31.607136][ T318] __lock_acquire+0x797/0x1570 [ 31.607313][ T318] lock_acquire.part.0+0xeb/0x330 [ 31.607489][ T318] _raw_spin_lock_bh+0x38/0x50 [ 31.607663][ T318] rt6_uncached_list_add+0x55/0x1b0 [ 31.607836][ T318] icmp6_dst_alloc+0x2c0/0x450 [ 31.608011][ T318] mld_sendpack+0x529/0xbc0 [ 31.608184][ T318] mld_ifc_work+0x32/0x1f0 [ 31.608361][ T318] process_one_work+0xe2c/0x1730 [ 31.608534][ T318] worker_thread+0x587/0xd30 [ 31.608720][ T318] kthread+0x28a/0x350 [ 31.608879][ T318] ret_from_fork+0x31/0x70 [ 31.609052][ T318] ret_from_fork_asm+0x1a/0x30 [ 31.609228][ T318] } [ 31.609300][ T318] ... key at: [] __key.15+0x0/0x40 [ 31.609511][ T318] [ 31.609511][ T318] the dependencies between the lock to be acquired [ 31.609512][ T318] and SOFTIRQ-irq-unsafe lock: [ 31.609887][ T318] -> (&p->alloc_lock){+.+.}-{2:2} { [ 31.610032][ T318] HARDIRQ-ON-W at: [ 31.610143][ T318] __lock_acquire+0x797/0x1570 [ 31.610331][ T318] lock_acquire.part.0+0xeb/0x330 [ 31.610508][ T318] _raw_spin_lock+0x30/0x40 [ 31.610686][ T318] set_mems_allowed+0x1d/0x210 [ 31.610863][ T318] kernel_init_freeable+0x72/0x310 [ 31.611047][ T318] kernel_init+0x20/0x200 [ 31.611222][ T318] ret_from_fork+0x31/0x70 [ 31.611397][ T318] ret_from_fork_asm+0x1a/0x30 [ 31.611573][ T318] SOFTIRQ-ON-W at: [ 31.611679][ T318] __lock_acquire+0x797/0x1570 [ 31.611857][ T318] lock_acquire.part.0+0xeb/0x330 [ 31.612033][ T318] _raw_spin_lock+0x30/0x40 [ 31.612209][ T318] set_mems_allowed+0x1d/0x210 [ 31.612384][ T318] kernel_init_freeable+0x72/0x310 [ 31.612558][ T318] kernel_init+0x20/0x200 [ 31.612733][ T318] ret_from_fork+0x31/0x70 [ 31.612914][ T318] ret_from_fork_asm+0x1a/0x30 [ 31.613088][ T318] INITIAL USE at: [ 31.613192][ T318] __lock_acquire+0x797/0x1570 [ 31.613367][ T318] lock_acquire.part.0+0xeb/0x330 [ 31.613547][ T318] _raw_spin_lock+0x30/0x40 [ 31.613723][ T318] set_mems_allowed+0x1d/0x210 [ 31.613899][ T318] kernel_init_freeable+0x72/0x310 [ 31.614076][ T318] kernel_init+0x20/0x200 [ 31.614262][ T318] ret_from_fork+0x31/0x70 [ 31.614437][ T318] ret_from_fork_asm+0x1a/0x30 [ 31.614615][ T318] } [ 31.614687][ T318] ... key at: [] __key.388+0x0/0x40 [ 31.614897][ T318] ... acquired at: [ 31.615000][ T318] check_prev_add+0x194/0xce0 [ 31.615139][ T318] validate_chain+0x71d/0x9b0 [ 31.615281][ T318] __lock_acquire+0xaf0/0x1570 [ 31.615423][ T318] lock_acquire.part.0+0xeb/0x330 [ 31.615563][ T318] _raw_spin_lock+0x30/0x40 [ 31.615702][ T318] __get_task_comm+0x27/0x70 [ 31.615843][ T318] ref_tracker_alloc+0x2ee/0x490 [ 31.615983][ T318] rt6_uncached_list_flush_dev+0x494/0x840 [ 31.616157][ T318] rt6_disable_ip+0xd9/0x140 [ 31.616296][ T318] addrconf_ifdown.isra.0+0x103/0x1560 [ 31.616440][ T318] addrconf_notify+0xd1/0xd60 [ 31.616579][ T318] notifier_call_chain+0xcd/0x150 [ 31.616719][ T318] dev_close_many+0x2d8/0x650 [ 31.616859][ T318] unregister_netdevice_many_notify+0x3d5/0x1190 [ 31.617032][ T318] rtnl_dellink+0x330/0xa30 [ 31.617171][ T318] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 31.617309][ T318] netlink_rcv_skb+0x130/0x360 [ 31.617450][ T318] netlink_unicast+0x449/0x710 [ 31.617593][ T318] netlink_sendmsg+0x723/0xbe0 [ 31.617818][ T318] ____sys_sendmsg+0x7b2/0xa10 [ 31.617957][ T318] ___sys_sendmsg+0xee/0x170 [ 31.618097][ T318] __sys_sendmsg+0xcd/0x170 [ 31.618235][ T318] do_syscall_64+0xc6/0x1e0 [ 31.618458][ T318] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 31.618631][ T318] [ 31.618708][ T318] [ 31.618708][ T318] stack backtrace: [ 31.618880][ T318] CPU: 0 PID: 318 Comm: ip Not tainted 6.9.0-rc1-virtme #1 [ 31.619176][ T318] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 31.619481][ T318] Call Trace: [ 31.619591][ T318] [ 31.619746][ T318] dump_stack_lvl+0x82/0xd0 [ 31.619889][ T318] print_bad_irq_dependency+0x957/0xd40 [ 31.620029][ T318] ? hlock_class+0x4e/0x130 [ 31.620168][ T318] ? __pfx_print_bad_irq_dependency+0x10/0x10 [ 31.620429][ T318] ? __pfx_usage_skip+0x10/0x10 [ 31.620569][ T318] ? __bfs+0x246/0x650 [ 31.620674][ T318] ? __pfx_usage_match+0x10/0x10 [ 31.620816][ T318] check_irq_usage+0x596/0x850 [ 31.620960][ T318] ? __pfx_check_irq_usage+0x10/0x10 [ 31.621267][ T318] ? __bfs+0x246/0x650 [ 31.621371][ T318] ? __pfx_hlock_conflict+0x10/0x10 [ 31.621512][ T318] ? check_path.constprop.0+0x24/0x50 [ 31.621654][ T318] ? check_noncircular+0x14c/0x3e0 [ 31.621876][ T318] ? __pfx_check_noncircular+0x10/0x10 [ 31.622019][ T318] ? check_prev_add+0x194/0xce0 [ 31.622158][ T318] check_prev_add+0x194/0xce0 [ 31.622297][ T318] ? validate_chain+0x130/0x9b0 [ 31.622435][ T318] validate_chain+0x71d/0x9b0 [ 31.622661][ T318] ? mark_lock+0x38/0x3e0 [ 31.622766][ T318] ? __pfx_validate_chain+0x10/0x10 [ 31.622908][ T318] ? hlock_class+0x4e/0x130 [ 31.623046][ T318] ? mark_lock+0x38/0x3e0 [ 31.623236][ T318] __lock_acquire+0xaf0/0x1570 [ 31.623378][ T318] lock_acquire.part.0+0xeb/0x330 [ 31.623517][ T318] ? __get_task_comm+0x27/0x70 [ 31.623658][ T318] ? mark_lock+0x38/0x3e0 [ 31.623763][ T318] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 31.623987][ T318] ? trace_lock_acquire+0x135/0x1c0 [ 31.624127][ T318] ? __get_task_comm+0x27/0x70 [ 31.624269][ T318] ? lock_acquire+0x32/0xc0 [ 31.624408][ T318] ? __get_task_comm+0x27/0x70 [ 31.624630][ T318] _raw_spin_lock+0x30/0x40 [ 31.624768][ T318] ? __get_task_comm+0x27/0x70 [ 31.624905][ T318] __get_task_comm+0x27/0x70 [ 31.625044][ T318] ref_tracker_alloc+0x2ee/0x490 [ 31.625271][ T318] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 31.625410][ T318] ? __lock_release+0x103/0x460 [ 31.625548][ T318] ? rt6_uncached_list_flush_dev+0x494/0x840 [ 31.625723][ T318] ? rt6_disable_ip+0xd9/0x140 [ 31.625863][ T318] ? addrconf_ifdown.isra.0+0x103/0x1560 [ 31.626003][ T318] ? addrconf_notify+0xd1/0xd60 [ 31.626141][ T318] ? notifier_call_chain+0xcd/0x150 [ 31.626279][ T318] ? dev_close_many+0x2d8/0x650 [ 31.626418][ T318] ? unregister_netdevice_many_notify+0x3d5/0x1190 [ 31.626590][ T318] ? rtnl_dellink+0x330/0xa30 [ 31.626730][ T318] ? rtnetlink_rcv_msg+0x2fb/0xbf0 [ 31.626872][ T318] ? netlink_rcv_skb+0x130/0x360 [ 31.627013][ T318] ? netlink_unicast+0x449/0x710 [ 31.627235][ T318] ? netlink_sendmsg+0x723/0xbe0 [ 31.627372][ T318] ? ____sys_sendmsg+0x7b2/0xa10 [ 31.627509][ T318] ? ___sys_sendmsg+0xee/0x170 [ 31.627647][ T318] ? __sys_sendmsg+0xcd/0x170 [ 31.627867][ T318] ? do_syscall_64+0xc6/0x1e0 [ 31.628007][ T318] ? in6_dev_get+0xcc/0x210 [ 31.628147][ T318] rt6_uncached_list_flush_dev+0x494/0x840 [ 31.628323][ T318] rt6_disable_ip+0xd9/0x140 [ 31.628545][ T318] ? __pfx_rt6_disable_ip+0x10/0x10 [ 31.628689][ T318] ? hlock_class+0x4e/0x130 [ 31.628841][ T318] addrconf_ifdown.isra.0+0x103/0x1560 [ 31.628981][ T318] ? __try_to_del_timer_sync+0xe7/0x140 [ 31.629207][ T318] ? __pfx_addrconf_ifdown.isra.0+0x10/0x10 [ 31.629380][ T318] addrconf_notify+0xd1/0xd60 [ 31.629520][ T318] notifier_call_chain+0xcd/0x150 [ 31.629659][ T318] dev_close_many+0x2d8/0x650 [ 31.629882][ T318] ? find_held_lock+0x2c/0x110 [ 31.630019][ T318] ? __pfx_dev_close_many+0x10/0x10 [ 31.630158][ T318] ? sock_def_readable+0x129/0x300 [ 31.630297][ T318] ? __pfx___lock_release+0x10/0x10 [ 31.630519][ T318] ? trace_lock_acquire+0x135/0x1c0 [ 31.630656][ T318] unregister_netdevice_many_notify+0x3d5/0x1190 [ 31.630831][ T318] ? mutex_is_locked+0x17/0x50 [ 31.630971][ T318] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 31.631228][ T318] ? hlock_class+0x4e/0x130 [ 31.631365][ T318] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 31.631544][ T318] rtnl_dellink+0x330/0xa30 [ 31.631681][ T318] ? hlock_class+0x4e/0x130 [ 31.631986][ T318] ? __pfx_rtnl_dellink+0x10/0x10 [ 31.632143][ T318] ? trace_contention_end+0xdc/0x140 [ 31.632284][ T318] ? __mutex_lock+0x170/0xac0 [ 31.632421][ T318] ? find_held_lock+0x2c/0x110 [ 31.632649][ T318] ? rtnetlink_rcv_msg+0x2af/0xbf0 [ 31.632786][ T318] ? __pfx___mutex_lock+0x10/0x10 [ 31.632923][ T318] ? __pfx___lock_release+0x10/0x10 [ 31.633061][ T318] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 31.633203][ T318] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 31.633448][ T318] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 31.633590][ T318] ? hlock_class+0x4e/0x130 [ 31.633727][ T318] ? mark_lock+0x38/0x3e0 [ 31.633832][ T318] ? __lock_acquire+0xaf0/0x1570 [ 31.633971][ T318] netlink_rcv_skb+0x130/0x360 [ 31.634111][ T318] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 31.634249][ T318] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 31.634385][ T318] ? lock_acquire.part.0+0xeb/0x330 [ 31.634526][ T318] ? netlink_deliver_tap+0xc8/0x340 [ 31.634666][ T318] ? lock_acquire+0x32/0xc0 [ 31.634803][ T318] ? netlink_deliver_tap+0xc8/0x340 [ 31.634942][ T318] ? netlink_deliver_tap+0xc8/0x340 [ 31.635079][ T318] ? netlink_deliver_tap+0x149/0x340 [ 31.635219][ T318] netlink_unicast+0x449/0x710 [ 31.635358][ T318] ? __pfx_netlink_unicast+0x10/0x10 [ 31.635495][ T318] ? find_held_lock+0x2c/0x110 [ 31.635634][ T318] netlink_sendmsg+0x723/0xbe0 [ 31.635860][ T318] ? __pfx_netlink_sendmsg+0x10/0x10 [ 31.636007][ T318] ? __might_fault+0xc3/0x170 [ 31.636149][ T318] ? __import_iovec+0x35d/0x5d0 [ 31.636288][ T318] ____sys_sendmsg+0x7b2/0xa10 [ 31.636511][ T318] ? __pfx_____sys_sendmsg+0x10/0x10 [ 31.636649][ T318] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 31.636820][ T318] ? __pfx_validate_chain+0x10/0x10 [ 31.636962][ T318] ___sys_sendmsg+0xee/0x170 [ 31.637187][ T318] ? __pfx____sys_sendmsg+0x10/0x10 [ 31.637325][ T318] ? find_held_lock+0x2c/0x110 [ 31.637463][ T318] ? __lock_release+0x103/0x460 [ 31.637600][ T318] ? __debug_check_no_obj_freed+0x253/0x520 [ 31.637861][ T318] ? __pfx___lock_release+0x10/0x10 [ 31.638001][ T318] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 31.638139][ T318] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 31.638320][ T318] ? __fget_light+0x53/0x1e0 [ 31.638552][ T318] __sys_sendmsg+0xcd/0x170 [ 31.638695][ T318] ? __pfx___sys_sendmsg+0x10/0x10 [ 31.638857][ T318] do_syscall_64+0xc6/0x1e0 [ 31.638996][ T318] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 31.639251][ T318] RIP: 0033:0x7f6fd54fe7b7 [ 31.639394][ T318] Code: 0a 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10 [ 31.639973][ T318] RSP: 002b:00007ffcf21341e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 31.640186][ T318] RAX: ffffffffffffffda RBX: 00007ffcf2134910 RCX: 00007f6fd54fe7b7 [ 31.640392][ T318] RDX: 0000000000000000 RSI: 00007ffcf2134250 RDI: 0000000000000005 [ 31.640683][ T318] RBP: 0000000000000001 R08: 0000000000000003 R09: 0000000000000078 [ 31.640893][ T318] R10: 00007f6fd53bcef8 R11: 0000000000000246 R12: 0000000000000001 [ 31.641098][ T318] R13: 00000000660eb2ce R14: 0000000000495540 R15: 0000000000000000 [ 31.641396][ T318] [ 31.675439][ T318] ip (318) used greatest stack depth: 22592 bytes left