Extracting prog: 24.287087146s
Minimizing prog: 4m14.751932575s
Simplifying prog options: 0s
Extracting C: 11.831364897s
Simplifying C: 1m5.186569706s


extracting reproducer from 1 programs
testing a last program of every proc
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: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}}): connect$unix-socket$packet-setsockopt$packet_tx_ring-mmap-mremap-mremap-ioctl$ifreq_SIOCGIFINDEX_batadv_hard
detailed listing:
executing program 0:
connect$unix(0xffffffffffffffff, 0x0, 0x0)
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_tx_ring(r0, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c)
mmap(&(0x7f0000000000/0x2000)=nil, 0x30000, 0x2, 0x11, r0, 0x0)
mremap(&(0x7f0000000000/0x9000)=nil, 0x9000, 0x600000, 0x3, &(0x7f0000a00000/0x600000)=nil)
mremap(&(0x7f0000a96000/0x1000)=nil, 0x1000, 0x400000, 0x3, &(0x7f0000000000/0x400000)=nil)
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(0xffffffffffffffff, 0x8933, &(0x7f00000001c0)={'batadv_slave_0\x00'})

program crashed: panic: runtime error: invalid memory address or nil pointer dereference
single: successfully extracted reproducer
found reproducer with 7 syscalls
minimizing guilty program
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: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}}): connect$unix-socket$packet-setsockopt$packet_tx_ring-mmap-mremap-mremap
detailed listing:
executing program 0:
connect$unix(0xffffffffffffffff, 0x0, 0x0)
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_tx_ring(r0, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c)
mmap(&(0x7f0000000000/0x2000)=nil, 0x30000, 0x2, 0x11, r0, 0x0)
mremap(&(0x7f0000000000/0x9000)=nil, 0x9000, 0x600000, 0x3, &(0x7f0000a00000/0x600000)=nil)
mremap(&(0x7f0000a96000/0x1000)=nil, 0x1000, 0x400000, 0x3, &(0x7f0000000000/0x400000)=nil)

program did not crash
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: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}}): connect$unix-socket$packet-setsockopt$packet_tx_ring-mmap-mremap-ioctl$ifreq_SIOCGIFINDEX_batadv_hard
detailed listing:
executing program 0:
connect$unix(0xffffffffffffffff, 0x0, 0x0)
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_tx_ring(r0, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c)
mmap(&(0x7f0000000000/0x2000)=nil, 0x30000, 0x2, 0x11, r0, 0x0)
mremap(&(0x7f0000000000/0x9000)=nil, 0x9000, 0x600000, 0x3, &(0x7f0000a00000/0x600000)=nil)
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(0xffffffffffffffff, 0x8933, &(0x7f00000001c0)={'batadv_slave_0\x00'})

program did not crash
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: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}}): connect$unix-socket$packet-setsockopt$packet_tx_ring-mmap-mremap-ioctl$ifreq_SIOCGIFINDEX_batadv_hard
detailed listing:
executing program 0:
connect$unix(0xffffffffffffffff, 0x0, 0x0)
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_tx_ring(r0, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c)
mmap(&(0x7f0000000000/0x2000)=nil, 0x30000, 0x2, 0x11, r0, 0x0)
mremap(&(0x7f0000a96000/0x1000)=nil, 0x1000, 0x400000, 0x3, &(0x7f0000000000/0x400000)=nil)
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(0xffffffffffffffff, 0x8933, &(0x7f00000001c0)={'batadv_slave_0\x00'})

program did not crash
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: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}}): connect$unix-socket$packet-setsockopt$packet_tx_ring-mremap-mremap-ioctl$ifreq_SIOCGIFINDEX_batadv_hard
detailed listing:
executing program 0:
connect$unix(0xffffffffffffffff, 0x0, 0x0)
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_tx_ring(r0, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c)
mremap(&(0x7f0000000000/0x9000)=nil, 0x9000, 0x600000, 0x3, &(0x7f0000a00000/0x600000)=nil)
mremap(&(0x7f0000a96000/0x1000)=nil, 0x1000, 0x400000, 0x3, &(0x7f0000000000/0x400000)=nil)
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(0xffffffffffffffff, 0x8933, &(0x7f00000001c0)={'batadv_slave_0\x00'})

program did not crash
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: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}}): connect$unix-socket$packet-mmap-mremap-mremap-ioctl$ifreq_SIOCGIFINDEX_batadv_hard
detailed listing:
executing program 0:
connect$unix(0xffffffffffffffff, 0x0, 0x0)
r0 = socket$packet(0x11, 0x2, 0x300)
mmap(&(0x7f0000000000/0x2000)=nil, 0x30000, 0x2, 0x11, r0, 0x0)
mremap(&(0x7f0000000000/0x9000)=nil, 0x9000, 0x600000, 0x3, &(0x7f0000a00000/0x600000)=nil)
mremap(&(0x7f0000a96000/0x1000)=nil, 0x1000, 0x400000, 0x3, &(0x7f0000000000/0x400000)=nil)
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(0xffffffffffffffff, 0x8933, &(0x7f00000001c0)={'batadv_slave_0\x00'})

program did not crash
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: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}}): connect$unix-setsockopt$packet_tx_ring-mmap-mremap-mremap-ioctl$ifreq_SIOCGIFINDEX_batadv_hard
detailed listing:
executing program 0:
connect$unix(0xffffffffffffffff, 0x0, 0x0)
setsockopt$packet_tx_ring(0xffffffffffffffff, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c)
mmap(&(0x7f0000000000/0x2000)=nil, 0x30000, 0x2, 0x11, 0xffffffffffffffff, 0x0)
mremap(&(0x7f0000000000/0x9000)=nil, 0x9000, 0x600000, 0x3, &(0x7f0000a00000/0x600000)=nil)
mremap(&(0x7f0000a96000/0x1000)=nil, 0x1000, 0x400000, 0x3, &(0x7f0000000000/0x400000)=nil)
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(0xffffffffffffffff, 0x8933, &(0x7f00000001c0)={'batadv_slave_0\x00'})

program did not crash
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: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$packet-setsockopt$packet_tx_ring-mmap-mremap-mremap-ioctl$ifreq_SIOCGIFINDEX_batadv_hard
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_tx_ring(r0, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c)
mmap(&(0x7f0000000000/0x2000)=nil, 0x30000, 0x2, 0x11, r0, 0x0)
mremap(&(0x7f0000000000/0x9000)=nil, 0x9000, 0x600000, 0x3, &(0x7f0000a00000/0x600000)=nil)
mremap(&(0x7f0000a96000/0x1000)=nil, 0x1000, 0x400000, 0x3, &(0x7f0000000000/0x400000)=nil)
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(0xffffffffffffffff, 0x8933, &(0x7f00000001c0)={'batadv_slave_0\x00'})

program crashed: panic: runtime error: invalid memory address or nil pointer dereference
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: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$packet-setsockopt$packet_tx_ring-mmap-mremap-mremap-ioctl$ifreq_SIOCGIFINDEX_batadv_hard
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_tx_ring(r0, 0x107, 0x5, 0x0, 0x0)
mmap(&(0x7f0000000000/0x2000)=nil, 0x30000, 0x2, 0x11, r0, 0x0)
mremap(&(0x7f0000000000/0x9000)=nil, 0x9000, 0x600000, 0x3, &(0x7f0000a00000/0x600000)=nil)
mremap(&(0x7f0000a96000/0x1000)=nil, 0x1000, 0x400000, 0x3, &(0x7f0000000000/0x400000)=nil)
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(0xffffffffffffffff, 0x8933, &(0x7f00000001c0)={'batadv_slave_0\x00'})

program did not crash
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: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$packet-setsockopt$packet_tx_ring-mmap-mremap-mremap-ioctl$ifreq_SIOCGIFINDEX_batadv_hard
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_tx_ring(r0, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c)
mmap(&(0x7f0000000000/0x2000)=nil, 0x30000, 0x2, 0x11, r0, 0x0)
mremap(&(0x7f0000000000/0x9000)=nil, 0x9000, 0x600000, 0x3, &(0x7f0000a00000/0x600000)=nil)
mremap(&(0x7f0000a96000/0x1000)=nil, 0x1000, 0x400000, 0x3, &(0x7f0000000000/0x400000)=nil)
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(0xffffffffffffffff, 0x8933, 0x0)

program did not crash
extracting C reproducer
testing compiled C 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: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$packet-setsockopt$packet_tx_ring-mmap-mremap-mremap-ioctl$ifreq_SIOCGIFINDEX_batadv_hard
program crashed: panic: runtime error: invalid memory address or nil pointer dereference
simplifying C reproducer
testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$packet-setsockopt$packet_tx_ring-mmap-mremap-mremap-ioctl$ifreq_SIOCGIFINDEX_batadv_hard
program crashed: panic: runtime error: invalid memory address or nil pointer dereference
testing compiled C program (duration=30s, {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: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$packet-setsockopt$packet_tx_ring-mmap-mremap-mremap-ioctl$ifreq_SIOCGIFINDEX_batadv_hard
program crashed: panic: runtime error: invalid memory address or nil pointer dereference
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$packet-setsockopt$packet_tx_ring-mmap-mremap-mremap-ioctl$ifreq_SIOCGIFINDEX_batadv_hard
program crashed: panic: runtime error: invalid memory address or nil pointer dereference
testing compiled C program (duration=30s, {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$packet-setsockopt$packet_tx_ring-mmap-mremap-mremap-ioctl$ifreq_SIOCGIFINDEX_batadv_hard
program crashed: panic: runtime error: invalid memory address or nil pointer dereference
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$packet-setsockopt$packet_tx_ring-mmap-mremap-mremap-ioctl$ifreq_SIOCGIFINDEX_batadv_hard
program crashed: panic: runtime error: invalid memory address or nil pointer dereference
testing compiled C program (duration=30s, {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$packet-setsockopt$packet_tx_ring-mmap-mremap-mremap-ioctl$ifreq_SIOCGIFINDEX_batadv_hard
program crashed: panic: runtime error: invalid memory address or nil pointer dereference
reproducing took 5m56.056967844s
repro crashed as (corrupted=false):
panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x40 pc=0x4cc950]

goroutine 16 gp=0x40002a76c0 m=15 mp=0x40006d6008 [running]:
panic({0xd0ab60?, 0x1bee8e0?})
	bazel-out/aarch64-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/panic.go:804 +0x154 fp=0x40005717c0 sp=0x4000571710 pc=0x84314
runtime.panicmem(...)
	bazel-out/aarch64-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/panic.go:262
runtime.sigpanic()
	bazel-out/aarch64-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/signal_unix.go:900 +0x300 fp=0x4000571820 sp=0x40005717c0 pc=0x86b20
gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).getPMAsInternalLocked(0x40006bb008, {0x110d8b0, 0x400042ec88}, {0x40006bb078?, 0x4000571d48?}, {0x4d9c24?, 0x40006bb078?}, {0x8?, 0x60?, 0x6d?}, ...)
	pkg/sentry/mm/pma.go:368 +0x1890 fp=0x4000571cc0 sp=0x4000571830 pc=0x4cc950
gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).getPMAsLocked(0x40006bb008, {0x110d8b0?, 0x400042ec88?}, {0x40006bb078?, 0x4000571de8?}, {0x63e7a8?, 0x400000000000?}, {0x0?, 0x0?, 0x0?}, ...)
	pkg/sentry/mm/pma.go:131 +0x8c fp=0x4000571d50 sp=0x4000571cc0 pc=0x4cab7c
gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).HandleUserFault(0x40006bb008, {0x110d8b0, 0x400042ec88}, 0x1107ad0?, {0x8?, 0xb0?, 0x6b?}, 0x4000424160?)
	pkg/sentry/mm/syscalls.go:57 +0x100 fp=0x4000571df0 sp=0x4000571d50 pc=0x4d9c80
gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x40001266c0?, 0x400042ec88)
	pkg/sentry/kernel/task_run.go:290 +0x8f4 fp=0x4000571f10 sp=0x4000571df0 pc=0x63e9a4
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0x400042ec88, 0x8)
	pkg/sentry/kernel/task_run.go:97 +0x1d4 fp=0x4000571fb0 sp=0x4000571f10 pc=0x63da24
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.gowrap1()
	pkg/sentry/kernel/task_start.go:412 +0x2c fp=0x4000571fd0 sp=0x4000571fb0 pc=0x64710c
runtime.goexit({})
	src/runtime/asm_arm64.s:1223 +0x4 fp=0x4000571fd0 sp=0x4000571fd0 pc=0x8d564
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 178
	pkg/sentry/kernel/task_start.go:412 +0xc4

final repro crashed as (corrupted=false):
panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x40 pc=0x4cc950]

goroutine 16 gp=0x40002a76c0 m=15 mp=0x40006d6008 [running]:
panic({0xd0ab60?, 0x1bee8e0?})
	bazel-out/aarch64-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/panic.go:804 +0x154 fp=0x40005717c0 sp=0x4000571710 pc=0x84314
runtime.panicmem(...)
	bazel-out/aarch64-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/panic.go:262
runtime.sigpanic()
	bazel-out/aarch64-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/signal_unix.go:900 +0x300 fp=0x4000571820 sp=0x40005717c0 pc=0x86b20
gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).getPMAsInternalLocked(0x40006bb008, {0x110d8b0, 0x400042ec88}, {0x40006bb078?, 0x4000571d48?}, {0x4d9c24?, 0x40006bb078?}, {0x8?, 0x60?, 0x6d?}, ...)
	pkg/sentry/mm/pma.go:368 +0x1890 fp=0x4000571cc0 sp=0x4000571830 pc=0x4cc950
gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).getPMAsLocked(0x40006bb008, {0x110d8b0?, 0x400042ec88?}, {0x40006bb078?, 0x4000571de8?}, {0x63e7a8?, 0x400000000000?}, {0x0?, 0x0?, 0x0?}, ...)
	pkg/sentry/mm/pma.go:131 +0x8c fp=0x4000571d50 sp=0x4000571cc0 pc=0x4cab7c
gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).HandleUserFault(0x40006bb008, {0x110d8b0, 0x400042ec88}, 0x1107ad0?, {0x8?, 0xb0?, 0x6b?}, 0x4000424160?)
	pkg/sentry/mm/syscalls.go:57 +0x100 fp=0x4000571df0 sp=0x4000571d50 pc=0x4d9c80
gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x40001266c0?, 0x400042ec88)
	pkg/sentry/kernel/task_run.go:290 +0x8f4 fp=0x4000571f10 sp=0x4000571df0 pc=0x63e9a4
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0x400042ec88, 0x8)
	pkg/sentry/kernel/task_run.go:97 +0x1d4 fp=0x4000571fb0 sp=0x4000571f10 pc=0x63da24
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.gowrap1()
	pkg/sentry/kernel/task_start.go:412 +0x2c fp=0x4000571fd0 sp=0x4000571fb0 pc=0x64710c
runtime.goexit({})
	src/runtime/asm_arm64.s:1223 +0x4 fp=0x4000571fd0 sp=0x4000571fd0 pc=0x8d564
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 178
	pkg/sentry/kernel/task_start.go:412 +0xc4