[ 8.747655][ T169] netconsole: network logging started [ 8.747670][ T169] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 8.747672][ T169] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 169, name: modprobe [ 8.747674][ T169] preempt_count: 1, expected: 0 [ 8.747675][ T169] RCU nest depth: 0, expected: 0 [ 8.747676][ T169] locks held by modprobe/169: 4, last CPU#0: [ 8.747678][ T169] #0: ffffffffbc199cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 8.747689][ T169] #1: ffffffffbc199d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 8.747693][ T169] #2: ffffffffbc089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 8.747697][ T169] #3: ffffffffbc089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 8.747700][ T169] irq event stamp: 29110 [ 8.747701][ T169] hardirqs last enabled at (29109): [] __down_trylock_console_sem+0x86/0xa0 [ 8.747703][ T169] hardirqs last disabled at (29110): [] console_emit_next_record+0x3f8/0x4f0 [ 8.747705][ T169] softirqs last enabled at (27320): [] handle_softirqs+0x67c/0x900 [ 8.747708][ T169] softirqs last disabled at (26675): [] __irq_exit_rcu+0x145/0x1c0 [ 8.747711][ T169] Preemption disabled at: [ 8.747712][ T169] [] vprintk_emit+0x31b/0x3e0 [ 8.747717][ T169] CPU: 0 UID: 0 PID: 169 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 8.747720][ T169] Tainted: [W]=WARN [ 8.747720][ T169] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8.747722][ T169] Call Trace: [ 8.747723][ T169] [ 8.747725][ T169] dump_stack_lvl+0x6f/0xa0 [ 8.747730][ T169] ? vprintk_emit+0x31b/0x3e0 [ 8.747732][ T169] __might_resched.cold+0x1fe/0x2c1 [ 8.747737][ T169] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 8.747740][ T169] ? __kmalloc_noprof+0xdb/0x760 [ 8.747744][ T169] __kmalloc_noprof+0x443/0x760 [ 8.747746][ T169] ? alloc_buf.isra.0+0x4b/0x260 [ 8.747752][ T169] ? do_raw_spin_unlock+0x59/0x250 [ 8.747754][ T169] alloc_buf.isra.0+0x4b/0x260 [ 8.747757][ T169] put_chars+0x1e1/0x2f0 [ 8.747760][ T169] ? __send_to_port+0x420/0x420 [ 8.747763][ T169] ? validate_chain+0x38b/0xc20 [ 8.747768][ T169] hvc_console_print+0x292/0x780 [ 8.747774][ T169] ? hvc_write+0x3a0/0x3a0 [ 8.747776][ T169] ? rcu_is_watching+0x16/0xd0 [ 8.747779][ T169] ? lock_acquire+0x13c/0x160 [ 8.747783][ T169] console_emit_next_record+0x252/0x4f0 [ 8.747787][ T169] ? devkmsg_read+0x4e0/0x4e0 [ 8.747791][ T169] ? rcu_is_watching+0x16/0xd0 [ 8.747793][ T169] ? lock_acquire+0x13c/0x160 [ 8.747796][ T169] console_flush_one_record+0x46f/0x710 [ 8.747800][ T169] ? console_emit_next_record+0x4f0/0x4f0 [ 8.747802][ T169] ? __lock_acquire+0x518/0xc20 [ 8.747807][ T169] console_unlock+0xee/0x1f0 [ 8.747809][ T169] ? console_flush_one_record+0x710/0x710 [ 8.747811][ T169] ? rcu_is_watching+0x16/0xd0 [ 8.747813][ T169] ? lock_acquire+0x60/0x160 [ 8.747816][ T169] ? __down_trylock_console_sem+0x5e/0xa0 [ 8.747817][ T169] ? vprintk_emit+0x320/0x3e0 [ 8.747820][ T169] vprintk_emit+0x37c/0x3e0 [ 8.747824][ T169] ? wake_up_klogd_work_func+0x90/0x90 [ 8.747825][ T169] ? find_held_lock+0x2b/0x80 [ 8.747829][ T169] ? __lock_release.isra.0+0x69/0x1a0 [ 8.747830][ T169] ? fast_dput+0x316/0x540 [ 8.747835][ T169] ? cleanup_netconsole+0x1140/0x1140 [netconsole] [ 8.747839][ T169] _printk+0xc7/0x100 [ 8.747842][ T169] ? snapshot_read.cold+0x21/0x21 [ 8.747845][ T169] ? __up_write+0x2e5/0x5f0 [ 8.747848][ T169] ? cleanup_netconsole+0x1140/0x1140 [netconsole] [ 8.747852][ T169] ? configfs_register_subsystem+0x340/0x570 [ 8.747857][ T169] init_netconsole+0x4a8/0x1000 [netconsole] [ 8.747860][ T169] ? cleanup_netconsole+0x1140/0x1140 [netconsole] [ 8.747867][ T169] ? cleanup_netconsole+0x1140/0x1140 [netconsole] [ 8.747870][ T169] do_one_initcall+0x124/0x4f0 [ 8.747873][ T169] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 8.747878][ T169] ? do_init_module+0xae/0x8a0 [ 8.747880][ T169] ? kasan_unpoison+0x44/0x70 [ 8.747886][ T169] do_init_module+0x2ad/0x8a0 [ 8.747889][ T169] ? lockdep_hardirqs_on+0x91/0x130 [ 8.747893][ T169] ? free_module+0x470/0x470 [ 8.747896][ T169] ? kfree+0x123/0x590 [ 8.747900][ T169] load_module+0x1424/0x1bb0 [ 8.747907][ T169] ? layout_and_allocate.isra.0+0x680/0x680 [ 8.747910][ T169] ? __ia32_sys_fsconfig+0x180/0x180 [ 8.747914][ T169] ? find_held_lock+0x2b/0x80 [ 8.747916][ T169] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 8.747920][ T169] init_module_from_file+0x11f/0x1a0 [ 8.747924][ T169] ? __do_sys_init_module+0x220/0x220 [ 8.747931][ T169] ? __rwlock_init+0x150/0x150 [ 8.747935][ T169] ? do_raw_spin_unlock+0x59/0x250 [ 8.747937][ T169] idempotent_init_module+0x37b/0x7c0 [ 8.747941][ T169] ? init_module_from_file+0x1a0/0x1a0 [ 8.747947][ T169] ? rcu_is_watching+0x16/0xd0 [ 8.747949][ T169] ? cap_capable+0x1d7/0x3d0 [ 8.747954][ T169] __x64_sys_finit_module+0xdf/0x190 [ 8.747956][ T169] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 8.747960][ T169] do_syscall_64+0xff/0x530 [ 8.747962][ T169] ? exc_page_fault+0xee/0x100 [ 8.747965][ T169] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8.747967][ T169] RIP: 0033:0x7f1cd2f8937d [ 8.747970][ T169] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 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 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 [ 8.747972][ T169] RSP: 002b:00007ffeb27178e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 8.747975][ T169] RAX: ffffffffffffffda RBX: 000055d54a94d700 RCX: 00007f1cd2f8937d [ 8.747976][ T169] RDX: 0000000000000000 RSI: 000055d511843ffd RDI: 0000000000000005 [ 8.747977][ T169] RBP: 00007ffeb2717980 R08: 0000000000000000 R09: 0000000000000000 [ 8.747977][ T169] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d511843ffd [ 8.747978][ T169] R13: 000055d54a94d810 R14: 0000000000040000 R15: 0000000000000000 [ 8.747985][ T169] [ 10.806692][ T220] Test #1 from CPU2: netcons_Bcdkb [ 10.806711][ T220] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.806713][ T220] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 220, name: echo [ 10.806715][ T220] preempt_count: 1, expected: 0 [ 10.806716][ T220] RCU nest depth: 0, expected: 0 [ 10.806717][ T220] locks held by echo/220: 4, last CPU#2: [ 10.806719][ T220] #0: ffffffffbc199cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.806732][ T220] #1: ffffffffbc199d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.806736][ T220] #2: ffffffffbc089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.806740][ T220] #3: ffffffffbc089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 10.806745][ T220] irq event stamp: 15410 [ 10.806746][ T220] hardirqs last enabled at (15409): [] __down_trylock_console_sem+0x86/0xa0 [ 10.806749][ T220] hardirqs last disabled at (15410): [] console_emit_next_record+0x3f8/0x4f0 [ 10.806750][ T220] softirqs last enabled at (15130): [] handle_softirqs+0x67c/0x900 [ 10.806754][ T220] softirqs last disabled at (15125): [] __irq_exit_rcu+0x145/0x1c0 [ 10.806757][ T220] Preemption disabled at: [ 10.806758][ T220] [] vprintk_emit+0x31b/0x3e0 [ 10.806763][ T220] CPU: 2 UID: 0 PID: 220 Comm: echo Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.806767][ T220] Tainted: [W]=WARN [ 10.806768][ T220] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.806769][ T220] Call Trace: [ 10.806771][ T220] [ 10.806773][ T220] dump_stack_lvl+0x6f/0xa0 [ 10.806778][ T220] ? vprintk_emit+0x31b/0x3e0 [ 10.806780][ T220] __might_resched.cold+0x1fe/0x2c1 [ 10.806785][ T220] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.806788][ T220] ? __kmalloc_noprof+0xdb/0x760 [ 10.806793][ T220] __kmalloc_noprof+0x443/0x760 [ 10.806795][ T220] ? alloc_buf.isra.0+0x4b/0x260 [ 10.806801][ T220] ? do_raw_spin_unlock+0x59/0x250 [ 10.806804][ T220] alloc_buf.isra.0+0x4b/0x260 [ 10.806807][ T220] put_chars+0x1e1/0x2f0 [ 10.806810][ T220] ? __send_to_port+0x420/0x420 [ 10.806811][ T220] ? printk_get_next_message+0x2fe/0x7d0 [ 10.806815][ T220] ? rcu_read_lock_any_held+0x3c/0x90 [ 10.806818][ T220] ? validate_chain+0x38b/0xc20 [ 10.806822][ T220] hvc_console_print+0x292/0x780 [ 10.806825][ T220] ? __lock_acquire+0x518/0xc20 [ 10.806826][ T220] ? __lock_acquire+0x518/0xc20 [ 10.806830][ T220] ? hvc_write+0x3a0/0x3a0 [ 10.806833][ T220] ? rcu_is_watching+0x16/0xd0 [ 10.806836][ T220] ? lock_acquire+0x13c/0x160 [ 10.806840][ T220] console_emit_next_record+0x252/0x4f0 [ 10.806844][ T220] ? devkmsg_read+0x4e0/0x4e0 [ 10.806848][ T220] ? rcu_is_watching+0x16/0xd0 [ 10.806850][ T220] ? lock_acquire+0x13c/0x160 [ 10.806854][ T220] console_flush_one_record+0x46f/0x710 [ 10.806858][ T220] ? console_emit_next_record+0x4f0/0x4f0 [ 10.806859][ T220] ? __lock_acquire+0x518/0xc20 [ 10.806864][ T220] console_unlock+0xee/0x1f0 [ 10.806867][ T220] ? console_flush_one_record+0x710/0x710 [ 10.806868][ T220] ? rcu_is_watching+0x16/0xd0 [ 10.806871][ T220] ? lock_acquire+0x60/0x160 [ 10.806874][ T220] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.806875][ T220] ? vprintk_emit+0x320/0x3e0 [ 10.806879][ T220] vprintk_emit+0x37c/0x3e0 [ 10.806882][ T220] ? wake_up_klogd_work_func+0x90/0x90 [ 10.806885][ T220] ? _copy_from_iter+0x1bb/0x1810 [ 10.806891][ T220] devkmsg_emit.constprop.0+0xbc/0xf1 [ 10.806895][ T220] ? vprintk_emit.cold+0x107/0x107 [ 10.806899][ T220] ? __kmalloc_noprof+0x302/0x760 [ 10.806901][ T220] ? idr_get_free+0x830/0x830 [ 10.806904][ T220] ? devkmsg_write+0xd1/0x2c0 [ 10.806907][ T220] ? _copy_from_iter+0x1bb/0x1810 [ 10.806910][ T220] devkmsg_write.cold+0x5a/0x8b [ 10.806913][ T220] ? vprintk_default+0x20/0x20 [ 10.806915][ T220] ? handle_pte_fault+0x426/0x710 [ 10.806919][ T220] ? do_numa_page.isra.0+0xa70/0xa70 [ 10.806922][ T220] ? vprintk_default+0x20/0x20 [ 10.806924][ T220] new_sync_write+0x33e/0x760 [ 10.806929][ T220] ? new_sync_read+0x750/0x750 [ 10.806930][ T220] ? lock_vma_under_rcu+0x159/0x410 [ 10.806939][ T220] vfs_write+0x6a2/0xbd0 [ 10.806943][ T220] ksys_write+0x116/0x250 [ 10.806946][ T220] ? __ia32_sys_read+0xc0/0xc0 [ 10.806948][ T220] ? rcu_is_watching+0x16/0xd0 [ 10.806950][ T220] ? rcu_is_watching+0x16/0xd0 [ 10.806953][ T220] do_syscall_64+0xff/0x530 [ 10.806956][ T220] ? exc_page_fault+0xee/0x100 [ 10.806959][ T220] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.806961][ T220] RIP: 0033:0x7fe2f688f54e [ 10.806965][ T220] Code: 4d 89 d8 e8 b4 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 [ 10.806967][ T220] RSP: 002b:00007ffc2bc95810 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 10.806970][ T220] RAX: ffffffffffffffda RBX: 00007fe2f6a10580 RCX: 00007fe2f688f54e [ 10.806971][ T220] RDX: 0000000000000021 RSI: 0000557022dad060 RDI: 0000000000000001 [ 10.806972][ T220] RBP: 00007ffc2bc95820 R08: 0000000000000000 R09: 0000000000000000 [ 10.806973][ T220] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000021 [ 10.806974][ T220] R13: 0000000000000021 R14: 0000557022dad060 R15: 00007fe2f6a10668 [ 10.806981][ T220] [ 11.397723][ T244] Test #2 from CPU2: netcons_Bcdkb [ 12.017366][ T269] Test #3 from CPU1: netcons_Bcdkb [ 12.017388][ T269] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.017390][ T269] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 269, name: echo [ 12.017392][ T269] preempt_count: 1, expected: 0 [ 12.017393][ T269] RCU nest depth: 0, expected: 0 [ 12.017394][ T269] locks held by echo/269: 4, last CPU#1: [ 12.017396][ T269] #0: ffffffffbc199cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.017408][ T269] #1: ffffffffbc199d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.017412][ T269] #2: ffffffffbc089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.017416][ T269] #3: ffffffffbc089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 12.017420][ T269] irq event stamp: 13400 [ 12.017422][ T269] hardirqs last enabled at (13399): [] __down_trylock_console_sem+0x86/0xa0 [ 12.017424][ T269] hardirqs last disabled at (13400): [] console_emit_next_record+0x3f8/0x4f0 [ 12.017426][ T269] softirqs last enabled at (12306): [] handle_softirqs+0x67c/0x900 [ 12.017433][ T269] softirqs last disabled at (11523): [] __irq_exit_rcu+0x145/0x1c0 [ 12.017435][ T269] Preemption disabled at: [ 12.017436][ T269] [] vprintk_emit+0x31b/0x3e0 [ 12.017441][ T269] CPU: 1 UID: 0 PID: 269 Comm: echo Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.017444][ T269] Tainted: [W]=WARN [ 12.017445][ T269] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.017447][ T269] Call Trace: [ 12.017449][ T269] [ 12.017450][ T269] dump_stack_lvl+0x6f/0xa0 [ 12.017456][ T269] ? vprintk_emit+0x31b/0x3e0 [ 12.017458][ T269] __might_resched.cold+0x1fe/0x2c1 [ 12.017463][ T269] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.017466][ T269] ? __kmalloc_noprof+0xdb/0x760 [ 12.017471][ T269] __kmalloc_noprof+0x443/0x760 [ 12.017473][ T269] ? alloc_buf.isra.0+0x4b/0x260 [ 12.017485][ T269] ? do_raw_spin_unlock+0x59/0x250 [ 12.017488][ T269] alloc_buf.isra.0+0x4b/0x260 [ 12.017491][ T269] put_chars+0x1e1/0x2f0 [ 12.017494][ T269] ? __send_to_port+0x420/0x420 [ 12.017495][ T269] ? printk_get_next_message+0x2fe/0x7d0 [ 12.017498][ T269] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.017501][ T269] ? validate_chain+0x38b/0xc20 [ 12.017505][ T269] hvc_console_print+0x292/0x780 [ 12.017508][ T269] ? __lock_acquire+0x518/0xc20 [ 12.017510][ T269] ? __lock_acquire+0x518/0xc20 [ 12.017514][ T269] ? hvc_write+0x3a0/0x3a0 [ 12.017516][ T269] ? rcu_is_watching+0x16/0xd0 [ 12.017519][ T269] ? lock_acquire+0x13c/0x160 [ 12.017523][ T269] console_emit_next_record+0x252/0x4f0 [ 12.017526][ T269] ? devkmsg_read+0x4e0/0x4e0 [ 12.017530][ T269] ? rcu_is_watching+0x16/0xd0 [ 12.017532][ T269] ? lock_acquire+0x13c/0x160 [ 12.017536][ T269] console_flush_one_record+0x46f/0x710 [ 12.017540][ T269] ? console_emit_next_record+0x4f0/0x4f0 [ 12.017541][ T269] ? __lock_acquire+0x518/0xc20 [ 12.017546][ T269] console_unlock+0xee/0x1f0 [ 12.017549][ T269] ? console_flush_one_record+0x710/0x710 [ 12.017550][ T269] ? rcu_is_watching+0x16/0xd0 [ 12.017552][ T269] ? lock_acquire+0x60/0x160 [ 12.017556][ T269] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.017557][ T269] ? vprintk_emit+0x320/0x3e0 [ 12.017560][ T269] vprintk_emit+0x37c/0x3e0 [ 12.017564][ T269] ? wake_up_klogd_work_func+0x90/0x90 [ 12.017567][ T269] ? _copy_from_iter+0x1bb/0x1810 [ 12.017572][ T269] devkmsg_emit.constprop.0+0xbc/0xf1 [ 12.017576][ T269] ? vprintk_emit.cold+0x107/0x107 [ 12.017580][ T269] ? __kmalloc_noprof+0x302/0x760 [ 12.017581][ T269] ? idr_get_free+0x830/0x830 [ 12.017585][ T269] ? devkmsg_write+0xd1/0x2c0 [ 12.017588][ T269] ? _copy_from_iter+0x1bb/0x1810 [ 12.017591][ T269] devkmsg_write.cold+0x5a/0x8b [ 12.017594][ T269] ? vprintk_default+0x20/0x20 [ 12.017595][ T269] ? handle_pte_fault+0x426/0x710 [ 12.017600][ T269] ? do_numa_page.isra.0+0xa70/0xa70 [ 12.017602][ T269] ? vprintk_default+0x20/0x20 [ 12.017605][ T269] new_sync_write+0x33e/0x760 [ 12.017609][ T269] ? new_sync_read+0x750/0x750 [ 12.017611][ T269] ? lock_vma_under_rcu+0x159/0x410 [ 12.017619][ T269] vfs_write+0x6a2/0xbd0 [ 12.017623][ T269] ksys_write+0x116/0x250 [ 12.017625][ T269] ? __ia32_sys_read+0xc0/0xc0 [ 12.017628][ T269] ? rcu_is_watching+0x16/0xd0 [ 12.017630][ T269] ? rcu_is_watching+0x16/0xd0 [ 12.017633][ T269] do_syscall_64+0xff/0x530 [ 12.017635][ T269] ? exc_page_fault+0xee/0x100 [ 12.017638][ T269] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.017641][ T269] RIP: 0033:0x7f451ce0654e [ 12.017644][ T269] Code: 4d 89 d8 e8 b4 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 [ 12.017646][ T269] RSP: 002b:00007ffee97e0410 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 12.017649][ T269] RAX: ffffffffffffffda RBX: 00007f451cf87580 RCX: 00007f451ce0654e [ 12.017651][ T269] RDX: 0000000000000021 RSI: 000056265ccf3060 RDI: 0000000000000001 [ 12.017652][ T269] RBP: 00007ffee97e0420 R08: 0000000000000000 R09: 0000000000000000 [ 12.017653][ T269] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000021 [ 12.017654][ T269] R13: 0000000000000021 R14: 000056265ccf3060 R15: 00007f451cf87668 [ 12.017661][ T269]