[ 8.737681][ T186] ip (186) used greatest stack depth: 24024 bytes left [ 10.006695][ T240] 8021q: 802.1Q VLAN Support v1.8 [ 10.280514][ T251] gre: GRE over IPv4 demultiplexer driver [ 10.293799][ T251] ip_gre: GRE over IPv4 tunneling driver [ 11.796998][ T317] GACT probability NOT on [ 42.971866][ T588] [ 42.971953][ T588] ======================================================== [ 42.972074][ T588] WARNING: possible irq lock inversion dependency detected [ 42.972196][ T588] 7.1.0-rc5-virtme #1 Not tainted [ 42.972277][ T588] -------------------------------------------------------- [ 42.972389][ T588] sysctl/588 just changed the state of lock: [ 42.972484][ T588] ffffffffb297e8b8 (acaddr_hash_lock){+.+.}-{3:3}, at: __ipv6_dev_ac_dec+0x236/0x5d0 [ 42.972629][ T588] but this lock was taken by another, SOFTIRQ-safe lock in the past: [ 42.972746][ T588] (&ndev->lock){++--}-{3:3} [ 42.972748][ T588] [ 42.972748][ T588] [ 42.972748][ T588] and interrupts could create inverse lock ordering between them. [ 42.972748][ T588] [ 42.973034][ T588] [ 42.973034][ T588] other info that might help us debug this: [ 42.973161][ T588] Possible interrupt unsafe locking scenario: [ 42.973161][ T588] [ 42.973280][ T588] CPU0 CPU1 [ 42.973359][ T588] ---- ---- [ 42.973438][ T588] lock(acaddr_hash_lock); [ 42.973516][ T588] local_irq_disable(); [ 42.973621][ T588] lock(&ndev->lock); [ 42.973718][ T588] lock(acaddr_hash_lock); [ 42.973821][ T588] [ 42.973881][ T588] lock(&ndev->lock); [ 42.973942][ T588] [ 42.973942][ T588] *** DEADLOCK *** [ 42.973942][ T588] [ 42.974057][ T588] 2 locks held by sysctl/588: [ 42.974139][ T588] #0: ff11000009cec3e0 (sb_writers#3){.+.+}-{0:0}, at: ksys_write+0x116/0x250 [ 42.974294][ T588] #1: ffffffffb288c9c0 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_fixup_forwarding+0x4d/0x4d0 [ 42.974455][ T588] [ 42.974455][ T588] the shortest dependencies between 2nd lock and 1st lock: [ 42.974594][ T588] -> (&ndev->lock){++--}-{3:3} { [ 42.974682][ T588] HARDIRQ-ON-W at: [ 42.974745][ T588] __lock_acquire+0x378/0xc10 [ 42.974851][ T588] lock_acquire.part.0+0xbc/0x260 [ 42.974950][ T588] _raw_write_lock_bh+0x38/0x50 [ 42.975053][ T588] addrconf_permanent_addr+0x108/0x9c0 [ 42.975171][ T588] addrconf_notify+0x151/0xf30 [ 42.975269][ T588] notifier_call_chain+0xb0/0x320 [ 42.975369][ T588] __dev_notify_flags+0xde/0x280 [ 42.975468][ T588] netif_change_flags+0xfe/0x190 [ 42.975573][ T588] do_setlink.isra.0+0x1cc3/0x2750 [ 42.975672][ T588] rtnl_newlink+0x8d1/0xef0 [ 42.975771][ T588] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 42.975870][ T588] netlink_rcv_skb+0x14e/0x3a0 [ 42.975969][ T588] netlink_unicast+0x486/0x750 [ 42.976071][ T588] netlink_sendmsg+0x735/0xc60 [ 42.976178][ T588] ____sys_sendmsg+0x419/0x850 [ 42.976276][ T588] ___sys_sendmsg+0x14e/0x1d0 [ 42.976378][ T588] __sys_sendmsg+0x145/0x1f0 [ 42.976475][ T588] do_syscall_64+0x117/0x590 [ 42.976578][ T588] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 42.976698][ T588] HARDIRQ-ON-R at: [ 42.976757][ T588] __lock_acquire+0x378/0xc10 [ 42.976854][ T588] lock_acquire.part.0+0xbc/0x260 [ 42.976955][ T588] _raw_read_lock_bh+0x44/0x80 [ 42.977054][ T588] inet6_fill_ifla6_attrs+0x1aee/0x21e0 [ 42.977175][ T588] inet6_fill_link_af+0x5c/0xe0 [ 42.977273][ T588] rtnl_fill_ifinfo.isra.0+0x1a45/0x2c20 [ 42.977391][ T588] rtnl_getlink+0x9c9/0xeb0 [ 42.977492][ T588] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 42.977595][ T588] netlink_rcv_skb+0x14e/0x3a0 [ 42.977694][ T588] netlink_unicast+0x486/0x750 [ 42.977800][ T588] netlink_sendmsg+0x735/0xc60 [ 42.977901][ T588] ____sys_sendmsg+0x419/0x850 [ 42.978001][ T588] ___sys_sendmsg+0x14e/0x1d0 [ 42.978111][ T588] __sys_sendmsg+0x145/0x1f0 [ 42.978209][ T588] do_syscall_64+0x117/0x590 [ 42.978307][ T588] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 42.978429][ T588] IN-SOFTIRQ-W at: [ 42.978491][ T588] __lock_acquire+0x378/0xc10 [ 42.978601][ T588] lock_acquire.part.0+0xbc/0x260 [ 42.978704][ T588] _raw_write_lock+0x33/0x40 [ 42.978805][ T588] addrconf_rs_timer+0xb0/0x770 [ 42.978909][ T588] call_timer_fn+0x163/0x4f0 [ 42.979011][ T588] __run_timers+0x68f/0xab0 [ 42.979116][ T588] run_timer_softirq+0xf0/0x160 [ 42.979226][ T588] handle_softirqs+0x1d8/0x940 [ 42.979329][ T588] __irq_exit_rcu+0x103/0x1c0 [ 42.979427][ T588] irq_exit_rcu+0xe/0x30 [ 42.979529][ T588] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 42.979655][ T588] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 42.979772][ T588] pv_native_safe_halt+0xf/0x10 [ 42.979869][ T588] default_idle+0x9/0x10 [ 42.979964][ T588] default_idle_call+0x6e/0xb0 [ 42.980065][ T588] cpuidle_idle_call.constprop.0+0x237/0x410 [ 42.980192][ T588] do_idle+0xf5/0x160 [ 42.980287][ T588] cpu_startup_entry+0x53/0x70 [ 42.980384][ T588] start_secondary+0x204/0x2b0 [ 42.980483][ T588] common_startup_64+0x13e/0x148 [ 42.980583][ T588] IN-SOFTIRQ-R at: [ 42.980642][ T588] __lock_acquire+0x378/0xc10 [ 42.980738][ T588] lock_acquire.part.0+0xbc/0x260 [ 42.980835][ T588] _raw_read_lock_bh+0x44/0x80 [ 42.980937][ T588] ipv6_get_lladdr+0xa8/0x3f0 [ 42.981039][ T588] ndisc_send_ns+0xf3/0x120 [ 42.981141][ T588] ndisc_solicit+0x314/0x480 [ 42.981240][ T588] neigh_probe+0xb3/0x100 [ 42.981337][ T588] __neigh_event_send+0x802/0x1070 [ 42.981434][ T588] neigh_resolve_output+0xbe/0x140 [ 42.981530][ T588] ip6_finish_output2+0x423/0x1300 [ 42.981634][ T588] ip6_finish_output+0x646/0xda0 [ 42.981730][ T588] ip6_output+0x23f/0x7f0 [ 42.981826][ T588] ip6_forward+0x10f4/0x2bd0 [ 42.981923][ T588] ip6_sublist_rcv_finish+0x9e/0x2a0 [ 42.982019][ T588] ip6_list_rcv_finish.constprop.0+0x60d/0xaa0 [ 42.982144][ T588] ipv6_list_rcv+0x32c/0x510 [ 42.982241][ T588] __netif_receive_skb_list_core+0x4ac/0x9e0 [ 42.982365][ T588] netif_receive_skb_list_internal+0x5f8/0xe20 [ 42.982481][ T588] napi_complete_done+0x1aa/0x8c0 [ 42.982577][ T588] gro_cell_poll+0x302/0x540 [ 42.982681][ T588] __napi_poll+0xd4/0x3b0 [ 42.982778][ T588] net_rx_action+0x513/0xf50 [ 42.982894][ T588] handle_softirqs+0x1d8/0x940 [ 42.982992][ T588] do_softirq+0xa9/0xe0 [ 42.983097][ T588] __local_bh_enable_ip+0x113/0x140 [ 42.983197][ T588] __neigh_event_send+0x30a/0x1070 [ 42.983301][ T588] neigh_resolve_output+0xbe/0x140 [ 42.983398][ T588] ip6_finish_output2+0x423/0x1300 [ 42.983494][ T588] ip6_finish_output+0x646/0xda0 [ 42.983632][ T588] ip6_output+0x23f/0x7f0 [ 42.983734][ T588] ip6_send_skb+0xee/0x350 [ 42.983832][ T588] rawv6_push_pending_frames+0x4cb/0xa90 [ 42.983989][ T588] rawv6_sendmsg+0x1434/0x1a50 [ 42.984086][ T588] __sys_sendto+0x2c9/0x400 [ 42.984187][ T588] __x64_sys_sendto+0xe4/0x1f0 [ 42.984326][ T588] do_syscall_64+0x117/0x590 [ 42.984423][ T588] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 42.984539][ T588] INITIAL USE at: [ 42.984597][ T588] __lock_acquire+0x378/0xc10 [ 42.984737][ T588] lock_acquire.part.0+0xbc/0x260 [ 42.984835][ T588] _raw_write_lock_bh+0x38/0x50 [ 42.984933][ T588] addrconf_permanent_addr+0x108/0x9c0 [ 42.985097][ T588] addrconf_notify+0x151/0xf30 [ 42.985199][ T588] notifier_call_chain+0xb0/0x320 [ 42.985297][ T588] __dev_notify_flags+0xde/0x280 [ 42.985439][ T588] netif_change_flags+0xfe/0x190 [ 42.985536][ T588] do_setlink.isra.0+0x1cc3/0x2750 [ 42.985635][ T588] rtnl_newlink+0x8d1/0xef0 [ 42.985776][ T588] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 42.985876][ T588] netlink_rcv_skb+0x14e/0x3a0 [ 42.985975][ T588] netlink_unicast+0x486/0x750 [ 42.986117][ T588] netlink_sendmsg+0x735/0xc60 [ 42.986217][ T588] ____sys_sendmsg+0x419/0x850 [ 42.986318][ T588] ___sys_sendmsg+0x14e/0x1d0 [ 42.986415][ T588] __sys_sendmsg+0x145/0x1f0 [ 42.986558][ T588] do_syscall_64+0x117/0x590 [ 42.986660][ T588] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 42.986776][ T588] INITIAL READ USE at: [ 42.986896][ T588] __lock_acquire+0x378/0xc10 [ 42.986994][ T588] lock_acquire.part.0+0xbc/0x260 [ 42.987110][ T588] _raw_read_lock_bh+0x44/0x80 [ 42.987248][ T588] inet6_fill_ifla6_attrs+0x1aee/0x21e0 [ 42.987365][ T588] inet6_fill_link_af+0x5c/0xe0 [ 42.987463][ T588] rtnl_fill_ifinfo.isra.0+0x1a45/0x2c20 [ 42.987628][ T588] rtnl_getlink+0x9c9/0xeb0 [ 42.987724][ T588] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 42.987822][ T588] netlink_rcv_skb+0x14e/0x3a0 [ 42.987961][ T588] netlink_unicast+0x486/0x750 [ 42.988064][ T588] netlink_sendmsg+0x735/0xc60 [ 42.988173][ T588] ____sys_sendmsg+0x419/0x850 [ 42.988314][ T588] ___sys_sendmsg+0x14e/0x1d0 [ 42.988410][ T588] __sys_sendmsg+0x145/0x1f0 [ 42.988507][ T588] do_syscall_64+0x117/0x590 [ 42.988648][ T588] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 42.988764][ T588] } [ 42.988804][ T588] ... key at: [] __key.37+0x0/0x40 [ 42.988925][ T588] ... acquired at: [ 42.989022][ T588] __lock_acquire+0x508/0xc10 [ 42.989108][ T588] lock_acquire.part.0+0xbc/0x260 [ 42.989185][ T588] _raw_spin_lock+0x33/0x40 [ 42.989270][ T588] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 42.989407][ T588] __ipv6_dev_ac_inc+0x57e/0x930 [ 42.989483][ T588] addrconf_join_anycast+0x1bc/0x260 [ 42.989559][ T588] dev_forward_change+0x2be/0x850 [ 42.989637][ T588] addrconf_fixup_forwarding+0x2af/0x4d0 [ 42.989774][ T588] addrconf_sysctl_forward+0x209/0x2b0 [ 42.989853][ T588] proc_sys_call_handler+0x31b/0x480 [ 42.989934][ T588] new_sync_write+0x333/0x750 [ 42.990051][ T588] vfs_write+0x6a4/0xc10 [ 42.990131][ T588] ksys_write+0x116/0x250 [ 42.990209][ T588] do_syscall_64+0x117/0x590 [ 42.990285][ T588] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 42.990422][ T588] [ 42.990462][ T588] -> (acaddr_hash_lock){+.+.}-{3:3} { [ 42.990548][ T588] HARDIRQ-ON-W at: [ 42.990605][ T588] __lock_acquire+0x378/0xc10 [ 42.990702][ T588] lock_acquire.part.0+0xbc/0x260 [ 42.990838][ T588] _raw_spin_lock+0x33/0x40 [ 42.990936][ T588] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 42.991052][ T588] __ipv6_dev_ac_inc+0x57e/0x930 [ 42.991196][ T588] addrconf_join_anycast+0x1bc/0x260 [ 42.991292][ T588] dev_forward_change+0x2be/0x850 [ 42.991388][ T588] addrconf_fixup_forwarding+0x2af/0x4d0 [ 42.991555][ T588] addrconf_sysctl_forward+0x209/0x2b0 [ 42.991655][ T588] proc_sys_call_handler+0x31b/0x480 [ 42.991757][ T588] new_sync_write+0x333/0x750 [ 42.991903][ T588] vfs_write+0x6a4/0xc10 [ 42.992001][ T588] ksys_write+0x116/0x250 [ 42.992097][ T588] do_syscall_64+0x117/0x590 [ 42.992245][ T588] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 42.992359][ T588] SOFTIRQ-ON-W at: [ 42.992419][ T588] __lock_acquire+0x378/0xc10 [ 42.992563][ T588] lock_acquire.part.0+0xbc/0x260 [ 42.992659][ T588] _raw_spin_lock+0x33/0x40 [ 42.992755][ T588] __ipv6_dev_ac_dec+0x236/0x5d0 [ 42.992852][ T588] addrconf_leave_anycast+0x1bc/0x260 [ 42.992994][ T588] dev_forward_change+0x3b3/0x850 [ 42.993093][ T588] addrconf_fixup_forwarding+0x2af/0x4d0 [ 42.993223][ T588] addrconf_sysctl_forward+0x209/0x2b0 [ 42.993362][ T588] proc_sys_call_handler+0x31b/0x480 [ 42.993458][ T588] new_sync_write+0x333/0x750 [ 42.993563][ T588] vfs_write+0x6a4/0xc10 [ 42.993702][ T588] ksys_write+0x116/0x250 [ 42.993798][ T588] do_syscall_64+0x117/0x590 [ 42.993894][ T588] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 42.994057][ T588] INITIAL USE at: [ 42.994118][ T588] __lock_acquire+0x378/0xc10 [ 42.994215][ T588] lock_acquire.part.0+0xbc/0x260 [ 42.994357][ T588] _raw_spin_lock+0x33/0x40 [ 42.994459][ T588] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 42.994576][ T588] __ipv6_dev_ac_inc+0x57e/0x930 [ 42.994715][ T588] addrconf_join_anycast+0x1bc/0x260 [ 42.994811][ T588] dev_forward_change+0x2be/0x850 [ 42.994922][ T588] addrconf_fixup_forwarding+0x2af/0x4d0 [ 42.995081][ T588] addrconf_sysctl_forward+0x209/0x2b0 [ 42.995182][ T588] proc_sys_call_handler+0x31b/0x480 [ 42.995280][ T588] new_sync_write+0x333/0x750 [ 42.995376][ T588] vfs_write+0x6a4/0xc10 [ 42.995515][ T588] ksys_write+0x116/0x250 [ 42.995618][ T588] do_syscall_64+0x117/0x590 [ 42.995719][ T588] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 42.995879][ T588] } [ 42.995921][ T588] ... key at: [] acaddr_hash_lock+0x18/0x45a0 [ 42.996035][ T588] ... acquired at: [ 42.996093][ T588] mark_lock+0x1d7/0xa00 [ 42.996213][ T588] mark_usage+0x105/0x170 [ 42.996291][ T588] __lock_acquire+0x378/0xc10 [ 42.996368][ T588] lock_acquire.part.0+0xbc/0x260 [ 42.996445][ T588] _raw_spin_lock+0x33/0x40 [ 42.996561][ T588] __ipv6_dev_ac_dec+0x236/0x5d0 [ 42.996638][ T588] addrconf_leave_anycast+0x1bc/0x260 [ 42.996714][ T588] dev_forward_change+0x3b3/0x850 [ 42.996792][ T588] addrconf_fixup_forwarding+0x2af/0x4d0 [ 42.996928][ T588] addrconf_sysctl_forward+0x209/0x2b0 [ 42.997005][ T588] proc_sys_call_handler+0x31b/0x480 [ 42.997083][ T588] new_sync_write+0x333/0x750 [ 42.997202][ T588] vfs_write+0x6a4/0xc10 [ 42.997278][ T588] ksys_write+0x116/0x250 [ 42.997354][ T588] do_syscall_64+0x117/0x590 [ 42.997433][ T588] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 42.997571][ T588] [ 42.997610][ T588] [ 42.997610][ T588] stack backtrace: [ 42.997711][ T588] CPU: 3 UID: 0 PID: 588 Comm: sysctl Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 42.997714][ T588] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.997716][ T588] Call Trace: [ 42.997717][ T588] [ 42.997719][ T588] dump_stack_lvl+0x6f/0xa0 [ 42.997723][ T588] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 42.997727][ T588] mark_lock_irq+0x989/0x9c0 [ 42.997729][ T588] mark_lock+0x1d7/0xa00 [ 42.997731][ T588] mark_usage+0x105/0x170 [ 42.997733][ T588] __lock_acquire+0x378/0xc10 [ 42.997735][ T588] lock_acquire.part.0+0xbc/0x260 [ 42.997736][ T588] ? __ipv6_dev_ac_dec+0x236/0x5d0 [ 42.997738][ T588] ? rcu_is_watching+0x15/0xd0 [ 42.997741][ T588] ? do_raw_read_unlock+0x70/0x70 [ 42.997742][ T588] ? lock_acquire+0x134/0x160 [ 42.997744][ T588] _raw_spin_lock+0x33/0x40 [ 42.997746][ T588] ? __ipv6_dev_ac_dec+0x236/0x5d0 [ 42.997747][ T588] __ipv6_dev_ac_dec+0x236/0x5d0 [ 42.997749][ T588] addrconf_leave_anycast+0x1bc/0x260 [ 42.997751][ T588] ? find_held_lock+0x2b/0x80 [ 42.997754][ T588] ? __ipv6_isatap_ifid+0x210/0x210 [ 42.997755][ T588] ? mark_held_locks+0x40/0x70 [ 42.997757][ T588] ? lockdep_hardirqs_on+0x8c/0x130 [ 42.997759][ T588] dev_forward_change+0x3b3/0x850 [ 42.997761][ T588] ? addrconf_fixup_forwarding+0x4d/0x4d0 [ 42.997763][ T588] ? addrconf_sysctl_proxy_ndp+0x2f0/0x2f0 [ 42.997766][ T588] addrconf_fixup_forwarding+0x2af/0x4d0 [ 42.997768][ T588] addrconf_sysctl_forward+0x209/0x2b0 [ 42.997770][ T588] ? addrconf_fixup_forwarding+0x4d0/0x4d0 [ 42.997772][ T588] ? addrconf_fixup_forwarding+0x4d0/0x4d0 [ 42.997774][ T588] ? __kvmalloc_node_noprof+0x305/0x8a0 [ 42.997777][ T588] ? proc_sys_call_handler+0x25d/0x480 [ 42.997779][ T588] proc_sys_call_handler+0x31b/0x480 [ 42.997782][ T588] ? proc_sys_lookup+0x3d0/0x3d0 [ 42.997784][ T588] ? rcu_read_unlock+0x1b/0x70 [ 42.997786][ T588] ? do_raw_spin_unlock+0x59/0x250 [ 42.997787][ T588] ? rcu_lockdep_current_cpu_online+0x39/0x1b0 [ 42.997789][ T588] ? rcu_read_lock_any_held+0x3c/0x90 [ 42.997791][ T588] ? proc_sys_call_handler+0x480/0x480 [ 42.997793][ T588] new_sync_write+0x333/0x750 [ 42.997795][ T588] ? __lock_acquire+0x508/0xc10 [ 42.997796][ T588] ? new_sync_read+0x740/0x740 [ 42.997798][ T588] ? lock_acquire.part.0+0xbc/0x260 [ 42.997799][ T588] ? ksys_write+0x116/0x250 [ 42.997801][ T588] vfs_write+0x6a4/0xc10 [ 42.997803][ T588] ksys_write+0x116/0x250 [ 42.997804][ T588] ? __ia32_sys_read+0xc0/0xc0 [ 42.997806][ T588] ? rcu_is_watching+0x15/0xd0 [ 42.997807][ T588] ? rcu_is_watching+0x15/0xd0 [ 42.997809][ T588] do_syscall_64+0x117/0x590 [ 42.997810][ T588] ? trace_hardirqs_off+0xd/0x30 [ 42.997813][ T588] ? exc_page_fault+0xee/0x100 [ 42.997815][ T588] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 42.997817][ T588] RIP: 0033:0x7fbfe57db08e [ 42.997820][ T588] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 42.997821][ T588] RSP: 002b:00007ffe79553520 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 42.997824][ T588] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbfe57db08e [ 42.997826][ T588] RDX: 0000000000000002 RSI: 000055ce42f894b0 RDI: 0000000000000005 [ 42.997827][ T588] RBP: 00007ffe79553530 R08: 0000000000000000 R09: 0000000000000000 [ 42.997827][ T588] R10: 0000000000000000 R11: 0000000000000202 R12: 000055ce42f8b5e0 [ 42.997828][ T588] R13: 000055ce42f89470 R14: 0000000000000002 R15: 0000000000000000 [ 42.997831][ T588]