syzbot

watchdog: BUG: soft lockup - CPU#0 stuck for 122s! [syz.1.1514:11999]
Modules linked in:
irq event stamp: 22145713
hardirqs last  enabled at (22145712): [<ffffffff8b5bbffd>] irqentry_exit+0x5dd/0x660 kernel/entry/common.c:219
hardirqs last disabled at (22145713): [<ffffffff8b5ba86e>] sysvec_apic_timer_interrupt+0xe/0xc0 arch/x86/kernel/apic/apic.c:1056
softirqs last  enabled at (21518558): [<ffffffff81858cca>] __do_softirq kernel/softirq.c:656 [inline]
softirqs last  enabled at (21518558): [<ffffffff81858cca>] invoke_softirq kernel/softirq.c:496 [inline]
softirqs last  enabled at (21518558): [<ffffffff81858cca>] __irq_exit_rcu+0xca/0x1f0 kernel/softirq.c:723
softirqs last disabled at (21518561): [<ffffffff81858cca>] __do_softirq kernel/softirq.c:656 [inline]
softirqs last disabled at (21518561): [<ffffffff81858cca>] invoke_softirq kernel/softirq.c:496 [inline]
softirqs last disabled at (21518561): [<ffffffff81858cca>] __irq_exit_rcu+0xca/0x1f0 kernel/softirq.c:723
CPU: 0 UID: 0 PID: 11999 Comm: syz.1.1514 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:rcu_read_unlock_special+0x87/0x520 kernel/rcu/tree_plugin.h:770
Code: f1 f1 f1 00 f2 f2 f2 4a 89 04 2b 66 42 c7 44 2b 09 f3 f3 42 c6 44 2b 0b f3 65 44 8b 35 e2 59 d6 10 41 f7 c6 00 00 f0 00 74 49 <48> c7 44 24 20 0e 36 e0 45 4a c7 04 2b 00 00 00 00 66 42 c7 44 2b
RSP: 0018:ffffc90000007020 EFLAGS: 00000206
RAX: 086279771098db00 RBX: 1ffff92000000e08 RCX: 086279771098db00
RDX: 0000000000000002 RSI: ffffffff8d7922ac RDI: ffffffff8bc08360
RBP: ffffc900000070f8 R08: ffffffff8f821f77 R09: 1ffffffff1f043ee
R10: dffffc0000000000 R11: fffffbfff1f043ef R12: 0000000000000246
R13: dffffc0000000000 R14: 0000000000000001 R15: ffff8880b863b800
FS:  00007efc4008b6c0(0000) GS:ffff888125e35000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbbe70e0020 CR3: 000000004ca06000 CR4: 00000000003526f0
DR0: 0000200000000300 DR1: 0000000000000000 DR2: 0000200000000300
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 __rcu_read_unlock+0x84/0xe0 kernel/rcu/tree_plugin.h:438
 rcu_read_unlock include/linux/rcupdate.h:899 [inline]
 class_rcu_destructor include/linux/rcupdate.h:1195 [inline]
 unwind_next_frame+0x1ab6/0x23d0 arch/x86/kernel/unwind_orc.c:695
 arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25
 stack_trace_save+0x9c/0xe0 kernel/stacktrace.c:122
 kasan_save_stack mm/kasan/common.c:56 [inline]
 kasan_save_track+0x3e/0x80 mm/kasan/common.c:77
 poison_kmalloc_redzone mm/kasan/common.c:397 [inline]
 __kasan_kmalloc+0x93/0xb0 mm/kasan/common.c:414
 kasan_kmalloc include/linux/kasan.h:262 [inline]
 __kmalloc_cache_noprof+0x3e2/0x700 mm/slub.c:5776
 kmalloc_noprof include/linux/slab.h:957 [inline]
 kzalloc_noprof include/linux/slab.h:1094 [inline]
 ref_tracker_alloc+0x133/0x460 lib/ref_tracker.c:271
 __netdev_tracker_alloc include/linux/netdevice.h:4400 [inline]
 netdev_hold include/linux/netdevice.h:4429 [inline]
 switchdev_deferred_enqueue+0x111/0x240 net/switchdev/switchdev.c:123
 br_switchdev_mdb_notify+0x182/0x410 net/bridge/br_switchdev.c:675
 __br_mdb_notify+0x73/0x970 net/bridge/br_mdb.c:532
 br_multicast_del_pg+0x528/0x1d30 net/bridge/br_multicast.c:817
 br_multicast_port_group_expired+0x5cf/0x710 net/bridge/br_multicast.c:880
 call_timer_fn+0x16e/0x590 kernel/time/timer.c:1748
 expire_timers kernel/time/timer.c:1799 [inline]
 __run_timers kernel/time/timer.c:2373 [inline]
 __run_timer_base+0x61a/0x860 kernel/time/timer.c:2385
 run_timer_base kernel/time/timer.c:2394 [inline]
 run_timer_softirq+0xb7/0x180 kernel/time/timer.c:2404
 handle_softirqs+0x27d/0x850 kernel/softirq.c:622
 __do_softirq kernel/softirq.c:656 [inline]
 invoke_softirq kernel/softirq.c:496 [inline]
 __irq_exit_rcu+0xca/0x1f0 kernel/softirq.c:723
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline]
 sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1056
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:debug_rcu_head_queue kernel/rcu/rcu.h:236 [inline]
RIP: 0010:__call_rcu_common kernel/rcu/tree.c:3104 [inline]
RIP: 0010:call_rcu+0xaa/0x9c0 kernel/rcu/tree.c:3239
Code: 09 f3 f3 43 c6 44 25 0b f3 f6 c3 07 0f 85 4c 05 00 00 4d 85 f6 0f 84 50 05 00 00 48 89 df 48 c7 c6 a0 11 6c 8b e8 56 2f f1 02 <41> 89 c7 48 89 df 48 c7 c6 a0 11 6c 8b 31 d2 b9 01 00 00 00 e8 fd
RSP: 0018:ffffc9000ed76b20 EFLAGS: 00000286
RAX: 0000000000000000 RBX: ffff88802d6e54c0 RCX: 0000000000000000
RDX: 0000000000000007 RSI: ffffffff8d7922ac RDI: 00000000ffffffff
RBP: ffffc9000ed76c50 R08: ffffffff8f821f77 R09: 1ffffffff1f043ee
R10: dffffc0000000000 R11: fffffbfff1f043ef R12: dffffc0000000000
R13: 1ffff92001daed74 R14: ffffffff8184a2b0 R15: 1ffff110170c7686
 context_switch kernel/sched/core.c:5259 [inline]
 __schedule+0x14c4/0x5000 kernel/sched/core.c:6863
 preempt_schedule_irq+0xb5/0x150 kernel/sched/core.c:7190
 irqentry_exit+0x5d8/0x660 kernel/entry/common.c:216
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:unwind_done arch/x86/include/asm/unwind.h:50 [inline]
RIP: 0010:unwind_get_return_address+0x26/0x90 arch/x86/kernel/unwind_orc.c:382
Code: 90 90 90 90 f3 0f 1e fa 41 57 41 56 53 48 89 fb 49 be 00 00 00 00 00 fc ff df 48 89 f8 48 c1 e8 03 42 0f b6 04 30 84 c0 75 4c <83> 3b 00 74 3a 48 83 c3 48 49 89 df 49 c1 ef 03 43 80 3c 37 00 74
RSP: 0018:ffffc9000ed77048 EFLAGS: 00000246
RAX: 0000000000000000 RBX: ffffc9000ed77068 RCX: 086279771098db00
RDX: 0000000000000002 RSI: ffffffff8d978ff2 RDI: ffffc9000ed77068
RBP: ffffc9000ed770f0 R08: ffffc9000ed76bd7 R09: 0000000000000000
R10: ffffc9000ed76bc8 R11: fffff52001daed7b R12: ffff88802ef89e80
R13: 1ffff92001daee38 R14: dffffc0000000000 R15: ffffc9000ed77068
 arch_stack_walk+0xfc/0x150 arch/x86/kernel/stacktrace.c:26
 stack_trace_save+0x9c/0xe0 kernel/stacktrace.c:122
 save_stack+0xf5/0x1f0 mm/page_owner.c:165
 __reset_page_owner+0x71/0x1f0 mm/page_owner.c:320
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1395 [inline]
 __free_frozen_pages+0xbc8/0xd30 mm/page_alloc.c:2943
 discard_slab mm/slub.c:3346 [inline]
 __put_partials+0x146/0x170 mm/slub.c:3886
 put_cpu_partial+0x1f2/0x2d0 mm/slub.c:3961
 __slab_free+0x288/0x2a0 mm/slub.c:5952
 qlink_free mm/kasan/quarantine.c:163 [inline]
 qlist_free_all+0x97/0x100 mm/kasan/quarantine.c:179
 kasan_quarantine_reduce+0x148/0x160 mm/kasan/quarantine.c:286
 __kasan_slab_alloc+0x22/0x80 mm/kasan/common.c:349
 kasan_slab_alloc include/linux/kasan.h:252 [inline]
 slab_post_alloc_hook mm/slub.c:4953 [inline]
 slab_alloc_node mm/slub.c:5263 [inline]
 __do_kmalloc_node mm/slub.c:5656 [inline]
 __kmalloc_noprof+0x3cf/0x800 mm/slub.c:5669
 kmalloc_noprof include/linux/slab.h:961 [inline]
 tomoyo_realpath_from_path+0xe3/0x5d0 security/tomoyo/realpath.c:251
 tomoyo_get_realpath security/tomoyo/file.c:151 [inline]
 tomoyo_check_open_permission+0x1c1/0x3b0 security/tomoyo/file.c:771
 security_file_open+0xb1/0x270 security/security.c:2636
 do_dentry_open+0x34e/0x1420 fs/open.c:939
 vfs_open+0x3b/0x340 fs/open.c:1094
 do_open fs/namei.c:4628 [inline]
 path_openat+0x340e/0x3dd0 fs/namei.c:4787
 do_filp_open+0x1fa/0x410 fs/namei.c:4814
 do_sys_openat2+0x121/0x200 fs/open.c:1430
 do_sys_open fs/open.c:1436 [inline]
 __do_sys_openat fs/open.c:1452 [inline]
 __se_sys_openat fs/open.c:1447 [inline]
 __x64_sys_openat+0x138/0x170 fs/open.c:1447
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7efc3f18f749
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007efc4008b038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007efc3f3e5fa0 RCX: 00007efc3f18f749
RDX: 00000000001c1842 RSI: 00002000000000c0 RDI: ffffffffffffff9c
RBP: 00007efc3f213f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007efc3f3e6038 R14: 00007efc3f3e5fa0 R15: 00007ffc13a39568
 </TASK>
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 12001 Comm: syz.8.1515 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:put_recursion_context kernel/events/internal.h:229 [inline]
RIP: 0010:perf_swevent_put_recursion_context kernel/events/core.c:10692 [inline]
RIP: 0010:perf_tp_event+0x1281/0x1380 kernel/events/core.c:11104
Code: ff e8 53 59 b5 ff 65 48 8b 04 25 08 b0 7e 92 41 0f b6 ce 48 8d 1c 08 48 81 c3 6c 14 00 00 48 89 d8 48 c1 e8 03 42 0f b6 04 38 <84> c0 0f 85 d7 00 00 00 fe 0b 48 c7 44 24 40 0e 36 e0 45 48 8b 44
RSP: 0018:ffffc90000a08040 EFLAGS: 00000803
RAX: 0000000000000000 RBX: ffff88802ef8efee RCX: 0000000000000002
RDX: 0000000000010100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000a082c8 R08: ffffc90000a080d7 R09: 0000000000000000
R10: ffffc90000a080c8 R11: fffff5200014101b R12: 0000000000000000
R13: ffffc90000a080c8 R14: 0000000000000002 R15: dffffc0000000000
FS:  00007f33f5b7a6c0(0000) GS:ffff888125f35000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc8b91e6038 CR3: 0000000079ac6000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 perf_trace_run_bpf_submit+0xee/0x170 kernel/events/core.c:11005
 do_perf_trace_lock include/trace/events/lock.h:50 [inline]
 perf_trace_lock+0x2f8/0x3b0 include/trace/events/lock.h:50
 __do_trace_lock_release include/trace/events/lock.h:69 [inline]
 trace_lock_release include/trace/events/lock.h:69 [inline]
 lock_release+0x389/0x3b0 kernel/locking/lockdep.c:5879
 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:149 [inline]
 _raw_spin_unlock_irqrestore+0x70/0x110 kernel/locking/spinlock.c:194
 debug_object_activate+0x318/0x540 lib/debugobjects.c:836
 debug_hrtimer_activate kernel/time/hrtimer.c:438 [inline]
 debug_activate kernel/time/hrtimer.c:477 [inline]
 enqueue_hrtimer+0x30/0x380 kernel/time/hrtimer.c:1081
 __run_hrtimer kernel/time/hrtimer.c:1794 [inline]
 __hrtimer_run_queues+0x636/0xc30 kernel/time/hrtimer.c:1841
 hrtimer_interrupt+0x45b/0xaa0 kernel/time/hrtimer.c:1903
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1045 [inline]
 __sysvec_apic_timer_interrupt+0x102/0x3e0 arch/x86/kernel/apic/apic.c:1062
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline]
 sysvec_apic_timer_interrupt+0x52/0xc0 arch/x86/kernel/apic/apic.c:1056
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:pv_wait_head_or_lock kernel/locking/qspinlock_paravirt.h:430 [inline]
RIP: 0010:__pv_queued_spin_lock_slowpath+0x6ce/0xb60 kernel/locking/qspinlock.c:325
Code: ff ff 66 c7 84 24 90 00 00 00 00 01 48 b8 00 00 00 00 00 fc ff df 48 8b 4c 24 20 0f b6 04 01 84 c0 75 46 80 3b 00 74 09 f3 90 <41> ff c6 75 d3 eb 4b 48 89 df be 02 00 00 00 e8 8e a0 c9 f6 48 8d
RSP: 0018:ffffc90000a08960 EFLAGS: 00000206
RAX: 0000000000000000 RBX: ffff88807ab3d4f0 RCX: 1ffff1100f567a9e
RDX: 0000000000000100 RSI: ffffffff8d7922ac RDI: ffff8880b873b854
RBP: ffffc90000a08a78 R08: ffffffff8f821f77 R09: 1ffffffff1f043ee
R10: dffffc0000000000 R11: fffffbfff1f043ef R12: 1ffffffff1bb58f0
R13: 0000000000000000 R14: 00000000ffff99ad R15: 1ffff1100f567a9e
 pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:557 [inline]
 queued_spin_lock_slowpath+0x43/0x50 arch/x86/include/asm/qspinlock.h:51
 queued_spin_lock include/asm-generic/qspinlock.h:114 [inline]
 do_raw_spin_lock+0x21f/0x290 kernel/locking/spinlock_debug.c:116
 spin_lock include/linux/spinlock.h:351 [inline]
 br_multicast_group_expired+0x4f/0x3c0 net/bridge/br_multicast.c:654
 call_timer_fn+0x16e/0x590 kernel/time/timer.c:1748
 expire_timers kernel/time/timer.c:1799 [inline]
 __run_timers kernel/time/timer.c:2373 [inline]
 __run_timer_base+0x61a/0x860 kernel/time/timer.c:2385
 run_timer_base kernel/time/timer.c:2394 [inline]
 run_timer_softirq+0xb7/0x180 kernel/time/timer.c:2404
 handle_softirqs+0x27d/0x850 kernel/softirq.c:622
 __do_softirq kernel/softirq.c:656 [inline]
 invoke_softirq kernel/softirq.c:496 [inline]
 __irq_exit_rcu+0xca/0x1f0 kernel/softirq.c:723
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline]
 sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1056
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:lock_is_held_type+0x137/0x190 kernel/locking/lockdep.c:5945
Code: 01 75 44 48 c7 04 24 00 00 00 00 9c 8f 04 24 f7 04 24 00 02 00 00 75 4c 41 f7 c4 00 02 00 00 74 01 fb 65 48 8b 05 49 fa 22 07 <48> 3b 44 24 08 75 43 89 d8 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f
RSP: 0018:ffffc9000ed66fd8 EFLAGS: 00000206
RAX: c421ec77462a9700 RBX: 0000000000000000 RCX: c421ec77462a9700
RDX: 0000000000000000 RSI: ffffffff8d978ff2 RDI: ffffffff8bc08360
RBP: 00000000ffffffff R08: ffffffff8f821f77 R09: 1ffffffff1f043ee
R10: dffffc0000000000 R11: fffffbfff1f043ef R12: 0000000000000246
R13: ffff88802ef8db80 R14: ffffffff8df41ae0 R15: 0000000000000002
 lock_is_held include/linux/lockdep.h:249 [inline]
 schedule_debug kernel/sched/core.c:5835 [inline]
 __schedule+0x278/0x5000 kernel/sched/core.c:6740
 preempt_schedule_irq+0xb5/0x150 kernel/sched/core.c:7190
 irqentry_exit+0x5d8/0x660 kernel/entry/common.c:216
 asm_common_interrupt+0x26/0x40 arch/x86/include/asm/idtentry.h:688
RIP: 0010:lock_acquire+0x16c/0x340 kernel/locking/lockdep.c:5872
Code: 00 00 00 00 9c 8f 44 24 30 f7 44 24 30 00 02 00 00 0f 85 cd 00 00 00 f7 44 24 08 00 02 00 00 74 01 fb 65 48 8b 05 d4 38 e0 10 <48> 3b 44 24 58 0f 85 e5 00 00 00 48 83 c4 60 5b 41 5c 41 5d 41 5e
RSP: 0018:ffffc9000ed673f8 EFLAGS: 00000206
RAX: c421ec77462a9700 RBX: 0000000000000000 RCX: c421ec77462a9700
RDX: 000000006a4b8530 RSI: ffffffff8d978ff2 RDI: ffffffff8bc08360
RBP: ffffffff81743f85 R08: ffffffff81743f85 R09: ffffffff8df41a20
R10: ffffc9000ed670c8 R11: ffffffff81ada120 R12: 0000000000000002
R13: ffffffff8df41a20 R14: 0000000000000000 R15: 0000000000000246
 rcu_lock_acquire include/linux/rcupdate.h:331 [inline]
 rcu_read_lock include/linux/rcupdate.h:867 [inline]
 class_rcu_constructor include/linux/rcupdate.h:1195 [inline]
 unwind_next_frame+0xc2/0x23d0 arch/x86/kernel/unwind_orc.c:495
 arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25
 stack_trace_save+0x9c/0xe0 kernel/stacktrace.c:122
 save_stack+0xf5/0x1f0 mm/page_owner.c:165
 __reset_page_owner+0x71/0x1f0 mm/page_owner.c:320
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1395 [inline]
 __free_frozen_pages+0xbc8/0xd30 mm/page_alloc.c:2943
 discard_slab mm/slub.c:3346 [inline]
 __put_partials+0x146/0x170 mm/slub.c:3886
 put_cpu_partial+0x1f2/0x2d0 mm/slub.c:3961
 __slab_free+0x288/0x2a0 mm/slub.c:5952
 qlink_free mm/kasan/quarantine.c:163 [inline]
 qlist_free_all+0x97/0x100 mm/kasan/quarantine.c:179
 kasan_quarantine_reduce+0x148/0x160 mm/kasan/quarantine.c:286
 __kasan_kmalloc+0x22/0xb0 mm/kasan/common.c:405
 kasan_kmalloc include/linux/kasan.h:262 [inline]
 __kmalloc_cache_noprof+0x3e2/0x700 mm/slub.c:5776
 kmalloc_noprof include/linux/slab.h:957 [inline]
 kzalloc_noprof include/linux/slab.h:1094 [inline]
 bpf_prog_alloc_no_stats+0xdb/0x4d0 kernel/bpf/core.c:110
 bpf_prog_alloc+0x3c/0x1a0 kernel/bpf/core.c:153
 bpf_prog_load+0x735/0x1a10 kernel/bpf/syscall.c:2992
 __sys_bpf+0x507/0x860 kernel/bpf/syscall.c:6164
 __do_sys_bpf kernel/bpf/syscall.c:6274 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:6272 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:6272
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f33f4d8f749
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f33f5b7a038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f33f4fe5fa0 RCX: 00007f33f4d8f749
RDX: 0000000000000094 RSI: 00002000000018c0 RDI: 0000000000000005
RBP: 00007f33f4e13f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f33f4fe6038 R14: 00007f33f4fe5fa0 R15: 00007ffca96ed2b8
 </TASK>