Extracting prog: 34.826781708s
Minimizing prog: 5m40.508499228s
Simplifying prog options: 0s
Extracting C: 27.075661277s
Simplifying C: 3m35.118984448s


extracting reproducer from 25 programs
first checking the prog from the crash report
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_VCPU-ioctl$KVM_HYPERV_EVENTFD
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x20000, 0x0)
r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0)
ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x3)
ioctl$KVM_HYPERV_EVENTFD(r2, 0x400caed0, &(0x7f0000000400)={0x3, r0, 0xffffffff})

program crashed: WARNING in __kvm_gpc_refresh
single: successfully extracted reproducer
found reproducer with 5 syscalls
minimizing guilty program
testing program (duration=30.67456953s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_VCPU
detailed listing:
executing program 0:
socket$inet_tcp(0x2, 0x1, 0x0)
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x20000, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x3)

program did not crash
testing program (duration=30.67456953s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_HYPERV_EVENTFD
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x20000, 0x0)
r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0)
ioctl$KVM_HYPERV_EVENTFD(r2, 0x400caed0, &(0x7f0000000400)={0x3, r0, 0xffffffff})

program did not crash
testing program (duration=30.67456953s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-openat$kvm-ioctl$KVM_CREATE_VCPU-ioctl$KVM_HYPERV_EVENTFD
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x20000, 0x0)
ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x3)
ioctl$KVM_HYPERV_EVENTFD(0xffffffffffffffff, 0x400caed0, &(0x7f0000000400)={0x3, r0, 0xffffffff})

program did not crash
testing program (duration=30.67456953s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_VCPU-ioctl$KVM_HYPERV_EVENTFD
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
r1 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0)
ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x3)
ioctl$KVM_HYPERV_EVENTFD(r1, 0x400caed0, &(0x7f0000000400)={0x3, r0, 0xffffffff})

program did not crash
testing program (duration=30.67456953s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_VCPU-ioctl$KVM_HYPERV_EVENTFD
detailed listing:
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x20000, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x3)
ioctl$KVM_HYPERV_EVENTFD(r1, 0x400caed0, &(0x7f0000000400)={0x3, 0xffffffffffffffff, 0xffffffff})

program did not crash
testing program (duration=30.67456953s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_VCPU-ioctl$KVM_HYPERV_EVENTFD
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
r1 = openat$kvm(0xffffffffffffff9c, 0x0, 0x20000, 0x0)
r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0)
ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x3)
ioctl$KVM_HYPERV_EVENTFD(r2, 0x400caed0, &(0x7f0000000400)={0x3, r0, 0xffffffff})

program did not crash
testing program (duration=30.67456953s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_VCPU-ioctl$KVM_HYPERV_EVENTFD
detailed listing:
executing program 0:
socket$inet_tcp(0x2, 0x1, 0x0)
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x20000, 0x0)
r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x3)
ioctl$KVM_HYPERV_EVENTFD(r1, 0x400caed0, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=30.67456953s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_VCPU-ioctl$KVM_HYPERV_EVENTFD
program crashed: WARNING in __kvm_gpc_refresh
simplifying C reproducer
testing compiled C program (duration=30.67456953s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_VCPU-ioctl$KVM_HYPERV_EVENTFD
program crashed: WARNING in __kvm_gpc_refresh
testing compiled C program (duration=30.67456953s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_VCPU-ioctl$KVM_HYPERV_EVENTFD
program crashed: WARNING in __kvm_gpc_refresh
testing compiled C program (duration=30.67456953s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_VCPU-ioctl$KVM_HYPERV_EVENTFD
program crashed: WARNING in __kvm_gpc_refresh
testing compiled C program (duration=30.67456953s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_VCPU-ioctl$KVM_HYPERV_EVENTFD
program crashed: WARNING in __kvm_gpc_refresh
testing compiled C program (duration=30.67456953s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_VCPU-ioctl$KVM_HYPERV_EVENTFD
program crashed: WARNING in __kvm_gpc_refresh
testing compiled C program (duration=30.67456953s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_VCPU-ioctl$KVM_HYPERV_EVENTFD
program crashed: WARNING in __kvm_gpc_refresh
testing compiled C program (duration=30.67456953s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CREATE_VCPU-ioctl$KVM_HYPERV_EVENTFD
program crashed: WARNING in __kvm_gpc_refresh
reproducing took 10m17.529946792s
repro crashed as (corrupted=false):
------------[ cut here ]------------
WARNING: CPU: 2 PID: 5927 at arch/x86/kvm/../../../virt/kvm/pfncache.c:267 __kvm_gpc_refresh+0x13c3/0x1b60 virt/kvm/pfncache.c:267
Modules linked in:
CPU: 2 UID: 0 PID: 5927 Comm: syz-executor147 Not tainted 6.16.0-rc3-syzkaller-00044-g7595b66ae9de #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:__kvm_gpc_refresh+0x13c3/0x1b60 virt/kvm/pfncache.c:267
Code: c1 ea 03 80 3c 02 00 0f 85 a2 06 00 00 48 89 9d 08 01 00 00 48 8b 3c 24 31 db e8 48 07 4a 0a e9 13 fa ff ff e8 3e f7 82 00 90 <0f> 0b 90 e9 a0 fb ff ff e8 30 f7 82 00 4c 89 f2 48 b8 00 00 00 00
RSP: 0018:ffffc900031e7290 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffffffffffffffff RCX: ffffffff81391376
RDX: ffff888022d88000 RSI: ffffffff81392662 RDI: 0000000000000000
RBP: ffffc90003c1e3c0 R08: 0000000000000000 R09: 0000000000000001
R10: 0000000000000001 R11: 0000000000000001 R12: ffff888000000000
R13: ffffc90003c1e401 R14: ffff888000000001 R15: ffffc900031e74a0
FS:  00005555722c7380(0000) GS:ffff8880d6952000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055ab4eb98168 CR3: 0000000029030000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 kvm_gpc_refresh+0xec/0x170 virt/kvm/pfncache.c:382
 kvm_xen_set_evtchn.part.0+0x19c/0x270 arch/x86/kvm/xen.c:1943
 kvm_xen_set_evtchn arch/x86/kvm/xen.c:2033 [inline]
 kvm_xen_hvm_evtchn_send+0x22f/0x290 arch/x86/kvm/xen.c:2023
 kvm_arch_vm_ioctl+0x112e/0x1cf0 arch/x86/kvm/x86.c:7315
 kvm_vm_ioctl+0x19bb/0x3da0 virt/kvm/kvm_main.c:5360
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:907 [inline]
 __se_sys_ioctl fs/ioctl.c:893 [inline]
 __x64_sys_ioctl+0x18e/0x210 fs/ioctl.c:893
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xcd/0x4c0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7efd370b1369
Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff6557a5d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fff6557a7a8 RCX: 00007efd370b1369
RDX: 0000200000000400 RSI: 00000000400caed0 RDI: 0000000000000005
RBP: 00007efd37124610 R08: 00007fff6557a7a8 R09: 00007fff6557a7a8
R10: 00007fff6557a7a8 R11: 0000000000000246 R12: 0000000000000001
R13: 00007fff6557a798 R14: 0000000000000001 R15: 0000000000000001
 </TASK>

final repro crashed as (corrupted=false):
------------[ cut here ]------------
WARNING: CPU: 2 PID: 5927 at arch/x86/kvm/../../../virt/kvm/pfncache.c:267 __kvm_gpc_refresh+0x13c3/0x1b60 virt/kvm/pfncache.c:267
Modules linked in:
CPU: 2 UID: 0 PID: 5927 Comm: syz-executor147 Not tainted 6.16.0-rc3-syzkaller-00044-g7595b66ae9de #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:__kvm_gpc_refresh+0x13c3/0x1b60 virt/kvm/pfncache.c:267
Code: c1 ea 03 80 3c 02 00 0f 85 a2 06 00 00 48 89 9d 08 01 00 00 48 8b 3c 24 31 db e8 48 07 4a 0a e9 13 fa ff ff e8 3e f7 82 00 90 <0f> 0b 90 e9 a0 fb ff ff e8 30 f7 82 00 4c 89 f2 48 b8 00 00 00 00
RSP: 0018:ffffc900031e7290 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffffffffffffffff RCX: ffffffff81391376
RDX: ffff888022d88000 RSI: ffffffff81392662 RDI: 0000000000000000
RBP: ffffc90003c1e3c0 R08: 0000000000000000 R09: 0000000000000001
R10: 0000000000000001 R11: 0000000000000001 R12: ffff888000000000
R13: ffffc90003c1e401 R14: ffff888000000001 R15: ffffc900031e74a0
FS:  00005555722c7380(0000) GS:ffff8880d6952000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055ab4eb98168 CR3: 0000000029030000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 kvm_gpc_refresh+0xec/0x170 virt/kvm/pfncache.c:382
 kvm_xen_set_evtchn.part.0+0x19c/0x270 arch/x86/kvm/xen.c:1943
 kvm_xen_set_evtchn arch/x86/kvm/xen.c:2033 [inline]
 kvm_xen_hvm_evtchn_send+0x22f/0x290 arch/x86/kvm/xen.c:2023
 kvm_arch_vm_ioctl+0x112e/0x1cf0 arch/x86/kvm/x86.c:7315
 kvm_vm_ioctl+0x19bb/0x3da0 virt/kvm/kvm_main.c:5360
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:907 [inline]
 __se_sys_ioctl fs/ioctl.c:893 [inline]
 __x64_sys_ioctl+0x18e/0x210 fs/ioctl.c:893
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xcd/0x4c0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7efd370b1369
Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff6557a5d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fff6557a7a8 RCX: 00007efd370b1369
RDX: 0000200000000400 RSI: 00000000400caed0 RDI: 0000000000000005
RBP: 00007efd37124610 R08: 00007fff6557a7a8 R09: 00007fff6557a7a8
R10: 00007fff6557a7a8 R11: 0000000000000246 R12: 0000000000000001
R13: 00007fff6557a798 R14: 0000000000000001 R15: 0000000000000001
 </TASK>