Extracting prog: 57.837044973s
Minimizing prog: 8m39.353805761s
Simplifying prog options: 0s
Extracting C: 13.912525756s
Simplifying C: 2m8.109396788s


extracting reproducer from 344 programs
testing a last program of every proc
single: executing 294 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}}): socket$nl_route-tee-open-ioctl$TIOCMBIC-recvmsg-close-socket$inet_icmp-socket$inet6_icmp-creat-signalfd-ioctl$BTRFS_IOC_TREE_SEARCH_V2-eventfd-poll-socket$inet_icmp_raw-syz_open_procfs-sendfile-prlimit64-write$P9_RATTACH-openat$sysfs-socket-recvmsg$inet_nvme-close-rt_sigreturn-ioctl$INCFS_IOC_GET_FILLED_BLOCKS-openat$ptmx-ioctl$VT_GETSTATE-ioctl$VT_RELDISP-ioctl$TUNSETTXFILTER-setsockopt$IP_VS_SO_SET_ADDDEST
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
tee(0xffffffffffffff9c, 0xffffffffffffff9c, 0x0, 0x3)
r1 = open(&(0x7f0000000100)='./file0\x00', 0x420500, 0x20)
ioctl$TIOCMBIC(r1, 0x5417, &(0x7f0000000140)=0x8)
recvmsg(r0, &(0x7f0000000000)={&(0x7f0000000080)=@pppol2tpv3in6={0x18, 0x1, {0x0, <r2=>0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x80, 0x0}, 0x20)
close(r2)
socket$inet_icmp(0x2, 0x2, 0x1)
r3 = socket$inet6_icmp(0xa, 0x2, 0x3a)
r4 = creat(&(0x7f0000000000)='./file0\x00', 0x0)
r5 = signalfd(0xffffffffffffffff, &(0x7f00000000c0), 0x8)
ioctl$BTRFS_IOC_TREE_SEARCH_V2(r5, 0x5450, 0x0)
r6 = eventfd(0x1ff)
poll(0x0, 0x0, 0x64)
r7 = socket$inet_icmp_raw(0x2, 0x3, 0x1)
r8 = syz_open_procfs(0x0, &(0x7f0000000040)='net/dev\x00')
sendfile(r7, r8, 0x0, 0x6)
prlimit64(0x0, 0x1, &(0x7f00000000c0), 0x0)
write$P9_RATTACH(r8, 0x0, 0x0)
openat$sysfs(0xffffffffffffff9c, &(0x7f0000000080)='/sys/class/dmi', 0x0, 0x0)
r9 = socket(0x1, 0x3, 0x0)
recvmsg$inet_nvme(r9, &(0x7f00000014c0)={&(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, <r10=>0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @mcast2}}}, 0x80, 0x0}, 0x0)
close(r10)
rt_sigreturn()
ioctl$INCFS_IOC_GET_FILLED_BLOCKS(r6, 0x5450, 0x0)
r11 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x84381, 0x0)
ioctl$VT_GETSTATE(r11, 0x541b, &(0x7f0000000080)={0x0, 0x6})
ioctl$VT_RELDISP(r4, 0x5605)
ioctl$TUNSETTXFILTER(r3, 0x5450, 0x0)
setsockopt$IP_VS_SO_SET_ADDDEST(r2, 0x0, 0x487, 0x0, 0x0)

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$packet-socket$inet_udp-fcntl$dupfd-connect$inet-write$P9_RWSTAT-setsockopt$packet_tx_ring-openat$incfs-pipe2$9p-write$P9_RGETATTR-fcntl$setsig
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
r1 = socket$inet_udp(0x2, 0x2, 0x0)
r2 = fcntl$dupfd(r1, 0x0, r1)
connect$inet(r2, &(0x7f0000000000)={0x2, 0xffff, @empty}, 0x10) (async)
write$P9_RWSTAT(r2, 0x0, 0x0) (async)
setsockopt$packet_tx_ring(r0, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c) (async, rerun: 64)
r3 = openat$incfs(0xffffffffffffff9c, &(0x7f0000000000)='.log\x00', 0x40, 0x0) (async, rerun: 64)
pipe2$9p(&(0x7f0000000040)={0xffffffffffffffff, <r4=>0xffffffffffffffff}, 0x180000)
write$P9_RGETATTR(r4, 0x0, 0x0) (async, rerun: 32)
fcntl$setsig(r3, 0xa, 0x3d) (rerun: 32)

program crashed: DATA RACE in packetmmap.(*ringBuffer).init
single: successfully extracted reproducer
found reproducer with 10 syscalls
minimizing guilty program
testing program (duration=34.252478455s, {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$packet-socket$inet_udp-fcntl$dupfd-connect$inet-write$P9_RWSTAT-setsockopt$packet_tx_ring-openat$incfs-pipe2$9p-write$P9_RGETATTR
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
r1 = socket$inet_udp(0x2, 0x2, 0x0)
r2 = fcntl$dupfd(r1, 0x0, r1)
connect$inet(r2, &(0x7f0000000000)={0x2, 0xffff, @empty}, 0x10) (async)
write$P9_RWSTAT(r2, 0x0, 0x0) (async)
setsockopt$packet_tx_ring(r0, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c) (async, rerun: 64)
openat$incfs(0xffffffffffffff9c, &(0x7f0000000000)='.log\x00', 0x40, 0x0) (async, rerun: 64)
pipe2$9p(&(0x7f0000000040)={0xffffffffffffffff, <r3=>0xffffffffffffffff}, 0x180000)
write$P9_RGETATTR(r3, 0x0, 0x0) (async, rerun: 32)

program crashed: DATA RACE in packetmmap.(*Endpoint).HandlePacket
testing program (duration=34.252478455s, {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$packet-socket$inet_udp-fcntl$dupfd-connect$inet-write$P9_RWSTAT-setsockopt$packet_tx_ring-openat$incfs-pipe2$9p
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
r1 = socket$inet_udp(0x2, 0x2, 0x0)
r2 = fcntl$dupfd(r1, 0x0, r1)
connect$inet(r2, &(0x7f0000000000)={0x2, 0xffff, @empty}, 0x10) (async)
write$P9_RWSTAT(r2, 0x0, 0x0) (async)
setsockopt$packet_tx_ring(r0, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c) (async, rerun: 64)
openat$incfs(0xffffffffffffff9c, &(0x7f0000000000)='.log\x00', 0x40, 0x0) (async, rerun: 64)
pipe2$9p(&(0x7f0000000040), 0x180000)

program crashed: DATA RACE in packetmmap.(*Endpoint).HandlePacket
testing program (duration=34.252478455s, {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$packet-socket$inet_udp-fcntl$dupfd-connect$inet-write$P9_RWSTAT-setsockopt$packet_tx_ring-openat$incfs
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
r1 = socket$inet_udp(0x2, 0x2, 0x0)
r2 = fcntl$dupfd(r1, 0x0, r1)
connect$inet(r2, &(0x7f0000000000)={0x2, 0xffff, @empty}, 0x10) (async)
write$P9_RWSTAT(r2, 0x0, 0x0) (async)
setsockopt$packet_tx_ring(r0, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c) (async, rerun: 64)
openat$incfs(0xffffffffffffff9c, &(0x7f0000000000)='.log\x00', 0x40, 0x0) (async, rerun: 64)

program crashed: DATA RACE in packetmmap.(*Endpoint).HandlePacket
testing program (duration=34.252478455s, {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$packet-socket$inet_udp-fcntl$dupfd-connect$inet-write$P9_RWSTAT-setsockopt$packet_tx_ring
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
r1 = socket$inet_udp(0x2, 0x2, 0x0)
r2 = fcntl$dupfd(r1, 0x0, r1)
connect$inet(r2, &(0x7f0000000000)={0x2, 0xffff, @empty}, 0x10) (async)
write$P9_RWSTAT(r2, 0x0, 0x0) (async)
setsockopt$packet_tx_ring(r0, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c) (async, rerun: 64)

program crashed: DATA RACE in packetmmap.(*Endpoint).HandlePacket
testing program (duration=34.252478455s, {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$packet-socket$inet_udp-fcntl$dupfd-connect$inet-write$P9_RWSTAT
detailed listing:
executing program 0:
socket$packet(0x11, 0x2, 0x300)
r0 = socket$inet_udp(0x2, 0x2, 0x0)
r1 = fcntl$dupfd(r0, 0x0, r0)
connect$inet(r1, &(0x7f0000000000)={0x2, 0xffff, @empty}, 0x10) (async)
write$P9_RWSTAT(r1, 0x0, 0x0) (async)

program did not crash
testing program (duration=34.252478455s, {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$packet-socket$inet_udp-fcntl$dupfd-connect$inet-setsockopt$packet_tx_ring
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
r1 = socket$inet_udp(0x2, 0x2, 0x0)
r2 = fcntl$dupfd(r1, 0x0, r1)
connect$inet(r2, &(0x7f0000000000)={0x2, 0xffff, @empty}, 0x10) (async)
setsockopt$packet_tx_ring(r0, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c) (async, rerun: 64)

program did not crash
testing program (duration=34.252478455s, {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$packet-socket$inet_udp-fcntl$dupfd-write$P9_RWSTAT-setsockopt$packet_tx_ring
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
r1 = socket$inet_udp(0x2, 0x2, 0x0)
r2 = fcntl$dupfd(r1, 0x0, r1)
write$P9_RWSTAT(r2, 0x0, 0x0) (async)
setsockopt$packet_tx_ring(r0, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c) (async, rerun: 64)

program did not crash
testing program (duration=34.252478455s, {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$packet-socket$inet_udp-connect$inet-write$P9_RWSTAT-setsockopt$packet_tx_ring
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
socket$inet_udp(0x2, 0x2, 0x0)
connect$inet(0xffffffffffffffff, &(0x7f0000000000)={0x2, 0xffff, @empty}, 0x10) (async)
write$P9_RWSTAT(0xffffffffffffffff, 0x0, 0x0) (async)
setsockopt$packet_tx_ring(r0, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c) (async, rerun: 64)

program did not crash
testing program (duration=34.252478455s, {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$packet-fcntl$dupfd-connect$inet-write$P9_RWSTAT-setsockopt$packet_tx_ring
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
r1 = fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff)
connect$inet(r1, &(0x7f0000000000)={0x2, 0xffff, @empty}, 0x10) (async)
write$P9_RWSTAT(r1, 0x0, 0x0) (async)
setsockopt$packet_tx_ring(r0, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c) (async, rerun: 64)

program did not crash
testing program (duration=34.252478455s, {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$inet_udp-fcntl$dupfd-connect$inet-write$P9_RWSTAT-setsockopt$packet_tx_ring
detailed listing:
executing program 0:
r0 = socket$inet_udp(0x2, 0x2, 0x0)
r1 = fcntl$dupfd(r0, 0x0, r0)
connect$inet(r1, &(0x7f0000000000)={0x2, 0xffff, @empty}, 0x10) (async)
write$P9_RWSTAT(r1, 0x0, 0x0) (async)
setsockopt$packet_tx_ring(0xffffffffffffffff, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c) (async, rerun: 64)

program did not crash
testing program (duration=34.252478455s, {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$packet-socket$inet_udp-fcntl$dupfd-connect$inet-write$P9_RWSTAT-setsockopt$packet_tx_ring
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
r1 = socket$inet_udp(0x2, 0x2, 0x0)
r2 = fcntl$dupfd(r1, 0x0, r1)
connect$inet(r2, &(0x7f0000000000)={0x2, 0xffff, @empty}, 0x10)
write$P9_RWSTAT(r2, 0x0, 0x0)
setsockopt$packet_tx_ring(r0, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c)

program did not crash
testing program (duration=34.252478455s, {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$packet-socket$inet_udp-fcntl$dupfd-connect$inet-write$P9_RWSTAT-setsockopt$packet_tx_ring
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
r1 = socket$inet_udp(0x2, 0x2, 0x0)
r2 = fcntl$dupfd(r1, 0x0, r1)
connect$inet(r2, 0x0, 0x0) (async)
write$P9_RWSTAT(r2, 0x0, 0x0) (async)
setsockopt$packet_tx_ring(r0, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c) (async, rerun: 64)

program did not crash
testing program (duration=34.252478455s, {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$packet-socket$inet_udp-fcntl$dupfd-connect$inet-write$P9_RWSTAT-setsockopt$packet_tx_ring
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
r1 = socket$inet_udp(0x2, 0x2, 0x0)
r2 = fcntl$dupfd(r1, 0x0, r1)
connect$inet(r2, &(0x7f0000000000)={0x2, 0xffff, @empty}, 0x10)
write$P9_RWSTAT(r2, 0x0, 0x0) (async)
setsockopt$packet_tx_ring(r0, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c) (async, rerun: 64)

program did not crash
testing program (duration=34.252478455s, {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$packet-socket$inet_udp-fcntl$dupfd-connect$inet-write$P9_RWSTAT-setsockopt$packet_tx_ring
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
r1 = socket$inet_udp(0x2, 0x2, 0x0)
r2 = fcntl$dupfd(r1, 0x0, r1)
connect$inet(r2, &(0x7f0000000000)={0x2, 0xffff, @empty}, 0x10) (async)
write$P9_RWSTAT(r2, 0x0, 0x0)
setsockopt$packet_tx_ring(r0, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c) (async, rerun: 64)

program did not crash
testing program (duration=34.252478455s, {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$packet-socket$inet_udp-fcntl$dupfd-connect$inet-write$P9_RWSTAT-setsockopt$packet_tx_ring
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
r1 = socket$inet_udp(0x2, 0x2, 0x0)
r2 = fcntl$dupfd(r1, 0x0, r1)
connect$inet(r2, &(0x7f0000000000)={0x2, 0xffff, @empty}, 0x10) (async)
write$P9_RWSTAT(r2, 0x0, 0x0) (async)
setsockopt$packet_tx_ring(r0, 0x107, 0x5, 0x0, 0x0) (async, rerun: 64)

program did not crash
testing program (duration=34.252478455s, {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$packet-socket$inet_udp-fcntl$dupfd-connect$inet-write$P9_RWSTAT-setsockopt$packet_tx_ring
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
r1 = socket$inet_udp(0x2, 0x2, 0x0)
r2 = fcntl$dupfd(r1, 0x0, r1)
connect$inet(r2, &(0x7f0000000000)={0x2, 0xffff, @empty}, 0x10) (async)
write$P9_RWSTAT(r2, 0x0, 0x0) (async)
setsockopt$packet_tx_ring(r0, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c) (rerun: 64)

program crashed: DATA RACE in packetmmap.(*Endpoint).HandlePacket
testing program (duration=34.252478455s, {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$packet-socket$inet_udp-fcntl$dupfd-connect$inet-write$P9_RWSTAT-setsockopt$packet_tx_ring
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
r1 = socket$inet_udp(0x2, 0x2, 0x0)
r2 = fcntl$dupfd(r1, 0x0, r1)
connect$inet(r2, &(0x7f0000000000)={0x2, 0xffff, @empty}, 0x10) (async)
write$P9_RWSTAT(r2, 0x0, 0x0) (async)
setsockopt$packet_tx_ring(r0, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c)

program did not crash
extracting C reproducer
testing compiled C program (duration=34.252478455s, {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$packet-socket$inet_udp-fcntl$dupfd-connect$inet-write$P9_RWSTAT-setsockopt$packet_tx_ring
program crashed: DATA RACE in packetmmap.(*Endpoint).HandlePacket
simplifying C reproducer
testing compiled C program (duration=34.252478455s, {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$packet-socket$inet_udp-fcntl$dupfd-connect$inet-write$P9_RWSTAT-setsockopt$packet_tx_ring
program did not crash
testing compiled C program (duration=34.252478455s, {Threaded:true 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$packet-socket$inet_udp-fcntl$dupfd-connect$inet-write$P9_RWSTAT-setsockopt$packet_tx_ring
program did not crash
testing compiled C program (duration=34.252478455s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 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$packet-socket$inet_udp-fcntl$dupfd-connect$inet-write$P9_RWSTAT-setsockopt$packet_tx_ring
program crashed: DATA RACE in packetmmap.(*Endpoint).HandlePacket
testing compiled C program (duration=34.252478455s, {Threaded:true Repeat:true 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$packet-socket$inet_udp-fcntl$dupfd-connect$inet-write$P9_RWSTAT-setsockopt$packet_tx_ring
program crashed: DATA RACE in packetmmap.(*Endpoint).HandlePacket
testing compiled C program (duration=34.252478455s, {Threaded:true Repeat:true 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$packet-socket$inet_udp-fcntl$dupfd-connect$inet-write$P9_RWSTAT-setsockopt$packet_tx_ring
program crashed: DATA RACE in packetmmap.(*Endpoint).HandlePacket
testing compiled C program (duration=34.252478455s, {Threaded:true Repeat:true 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$packet-socket$inet_udp-fcntl$dupfd-connect$inet-write$P9_RWSTAT-setsockopt$packet_tx_ring
program crashed: DATA RACE in packetmmap.(*Endpoint).HandlePacket
testing compiled C program (duration=34.252478455s, {Threaded:true Repeat:true 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$packet-socket$inet_udp-fcntl$dupfd-connect$inet-write$P9_RWSTAT-setsockopt$packet_tx_ring
program crashed: DATA RACE in packetmmap.(*Endpoint).HandlePacket
reproducing took 11m59.212798098s
repro crashed as (corrupted=false):
WARNING: DATA RACE
Read at 0x00c0004b83e0 by goroutine 355:
  gvisor.dev/gvisor/pkg/sentry/socket/netstack/packetmmap.(*Endpoint).HandlePacket()
      pkg/sentry/socket/netstack/packetmmap/endpoint.go:223 +0x2ad
  gvisor.dev/gvisor/pkg/tcpip/transport/packet.(*endpoint).HandlePacket()
      pkg/tcpip/transport/packet/endpoint.go:495 +0x122
  gvisor.dev/gvisor/pkg/tcpip/stack.(*nic).DeliverLinkPacket.func2()
      pkg/tcpip/stack/nic.go:826 +0x311
  gvisor.dev/gvisor/pkg/tcpip/stack.(*packetEndpointList).forEach()
      pkg/tcpip/stack/nic.go:147 +0xf3
  gvisor.dev/gvisor/pkg/tcpip/stack.(*nic).DeliverLinkPacket()
      pkg/tcpip/stack/nic.go:841 +0x284
  gvisor.dev/gvisor/pkg/tcpip/stack.(*nic).DeliverNetworkPacket()
      pkg/tcpip/stack/nic.go:782 +0x1fe
  gvisor.dev/gvisor/pkg/tcpip/link/nested.(*Endpoint).DeliverNetworkPacket()
      pkg/tcpip/link/nested/nested.go:61 +0x98
  gvisor.dev/gvisor/pkg/tcpip/link/ethernet.(*Endpoint).DeliverNetworkPacket()
      pkg/tcpip/link/ethernet/ethernet.go:79 +0x284
  gvisor.dev/gvisor/pkg/tcpip/link/loopback.(*endpoint).WritePackets()
      pkg/tcpip/link/loopback/loopback.go:124 +0x1c9
  gvisor.dev/gvisor/pkg/tcpip/link/nested.(*Endpoint).WritePackets()
      pkg/tcpip/link/nested/nested.go:131 +0x77
  gvisor.dev/gvisor/pkg/tcpip/link/ethernet.(*Endpoint).WritePackets()
      <autogenerated>:1 +0x24
  gvisor.dev/gvisor/pkg/tcpip/stack.(*delegatingQueueingDiscipline).WritePacket()
      pkg/tcpip/stack/nic.go:164 +0x92
  gvisor.dev/gvisor/pkg/tcpip/stack.(*nic).writeRawPacket()
      pkg/tcpip/stack/nic.go:432 +0xc2
  gvisor.dev/gvisor/pkg/tcpip/stack.(*nic).writePacket()
      pkg/tcpip/stack/nic.go:414 +0x56
  gvisor.dev/gvisor/pkg/tcpip/stack.(*nic).WritePacket()
      pkg/tcpip/stack/nic.go:375 +0x207
  gvisor.dev/gvisor/pkg/tcpip/network/ipv4.(*endpoint).writePacketPostRouting()
      pkg/tcpip/network/ipv4/ipv4.go:608 +0x4f3
  gvisor.dev/gvisor/pkg/tcpip/network/ipv4.(*endpoint).writePacket()
      pkg/tcpip/network/ipv4/ipv4.go:558 +0x2d0
  gvisor.dev/gvisor/pkg/tcpip/network/ipv4.(*endpoint).WritePacket()
      pkg/tcpip/network/ipv4/ipv4.go:526 +0x1e4
  gvisor.dev/gvisor/pkg/tcpip/stack.(*Route).WritePacket()
      pkg/tcpip/stack/route.go:507 +0x121
  gvisor.dev/gvisor/pkg/tcpip/transport/internal/network.(*WriteContext).WritePacket()
      pkg/tcpip/transport/internal/network/endpoint.go:359 +0x35c
  gvisor.dev/gvisor/pkg/tcpip/transport/udp.(*endpoint).write()
      pkg/tcpip/transport/udp/endpoint.go:517 +0x924
  gvisor.dev/gvisor/pkg/tcpip/transport/udp.(*endpoint).Write()
      pkg/tcpip/transport/udp/endpoint.go:362 +0x84
  gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*sock).Write()
      pkg/sentry/socket/netstack/netstack.go:546 +0x465
  gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).Write()
      pkg/sentry/vfs/file_description.go:682 +0x118
  gvisor.dev/gvisor/pkg/sentry/syscalls/linux.write()
      pkg/sentry/syscalls/linux/sys_read_write.go:347 +0x90
  gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Write()
      pkg/sentry/syscalls/linux/sys_read_write.go:316 +0x2b1
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall()
      pkg/sentry/kernel/task_syscall.go:143 +0x994
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke()
      pkg/sentry/kernel/task_syscall.go:323 +0x71
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter()
      pkg/sentry/kernel/task_syscall.go:283 +0x93
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall()
      pkg/sentry/kernel/task_syscall.go:258 +0x4af
  gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute()
      pkg/sentry/kernel/task_run.go:269 +0x1fa7
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run()
      pkg/sentry/kernel/task_run.go:97 +0x4fa
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.gowrap1()
      pkg/sentry/kernel/task_start.go:412 +0x44

Previous write at 0x00c0004b83e0 by goroutine 353:
  gvisor.dev/gvisor/pkg/sentry/socket/netstack/packetmmap.(*Endpoint).Init()
      pkg/sentry/socket/netstack/packetmmap/endpoint.go:108 +0x2a8
  gvisor.dev/gvisor/pkg/sentry/socket/netstack.setSockOptPacket()
      pkg/sentry/socket/netstack/netstack.go:2974 +0xc5e
  gvisor.dev/gvisor/pkg/sentry/socket/netstack.SetSockOpt()
      pkg/sentry/socket/netstack/netstack.go:1940 +0x2e4
  gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*sock).SetSockOpt()
      pkg/sentry/socket/netstack/netstack.go:672 +0x607
  gvisor.dev/gvisor/pkg/sentry/syscalls/linux.SetSockOpt()
      pkg/sentry/syscalls/linux/sys_socket.go:551 +0x3b4
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall()
      pkg/sentry/kernel/task_syscall.go:143 +0x994
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke()
      pkg/sentry/kernel/task_syscall.go:323 +0x71
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter()
      pkg/sentry/kernel/task_syscall.go:283 +0x93
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall()
      pkg/sentry/kernel/task_syscall.go:258 +0x4af
  gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute()
      pkg/sentry/kernel/task_run.go:269 +0x1fa7
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run()
      pkg/sentry/kernel/task_run.go:97 +0x4fa
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.gowrap1()
      pkg/sentry/kernel/task_start.go:412 +0x44

final repro crashed as (corrupted=false):
WARNING: DATA RACE
Read at 0x00c0004b83e0 by goroutine 355:
  gvisor.dev/gvisor/pkg/sentry/socket/netstack/packetmmap.(*Endpoint).HandlePacket()
      pkg/sentry/socket/netstack/packetmmap/endpoint.go:223 +0x2ad
  gvisor.dev/gvisor/pkg/tcpip/transport/packet.(*endpoint).HandlePacket()
      pkg/tcpip/transport/packet/endpoint.go:495 +0x122
  gvisor.dev/gvisor/pkg/tcpip/stack.(*nic).DeliverLinkPacket.func2()
      pkg/tcpip/stack/nic.go:826 +0x311
  gvisor.dev/gvisor/pkg/tcpip/stack.(*packetEndpointList).forEach()
      pkg/tcpip/stack/nic.go:147 +0xf3
  gvisor.dev/gvisor/pkg/tcpip/stack.(*nic).DeliverLinkPacket()
      pkg/tcpip/stack/nic.go:841 +0x284
  gvisor.dev/gvisor/pkg/tcpip/stack.(*nic).DeliverNetworkPacket()
      pkg/tcpip/stack/nic.go:782 +0x1fe
  gvisor.dev/gvisor/pkg/tcpip/link/nested.(*Endpoint).DeliverNetworkPacket()
      pkg/tcpip/link/nested/nested.go:61 +0x98
  gvisor.dev/gvisor/pkg/tcpip/link/ethernet.(*Endpoint).DeliverNetworkPacket()
      pkg/tcpip/link/ethernet/ethernet.go:79 +0x284
  gvisor.dev/gvisor/pkg/tcpip/link/loopback.(*endpoint).WritePackets()
      pkg/tcpip/link/loopback/loopback.go:124 +0x1c9
  gvisor.dev/gvisor/pkg/tcpip/link/nested.(*Endpoint).WritePackets()
      pkg/tcpip/link/nested/nested.go:131 +0x77
  gvisor.dev/gvisor/pkg/tcpip/link/ethernet.(*Endpoint).WritePackets()
      <autogenerated>:1 +0x24
  gvisor.dev/gvisor/pkg/tcpip/stack.(*delegatingQueueingDiscipline).WritePacket()
      pkg/tcpip/stack/nic.go:164 +0x92
  gvisor.dev/gvisor/pkg/tcpip/stack.(*nic).writeRawPacket()
      pkg/tcpip/stack/nic.go:432 +0xc2
  gvisor.dev/gvisor/pkg/tcpip/stack.(*nic).writePacket()
      pkg/tcpip/stack/nic.go:414 +0x56
  gvisor.dev/gvisor/pkg/tcpip/stack.(*nic).WritePacket()
      pkg/tcpip/stack/nic.go:375 +0x207
  gvisor.dev/gvisor/pkg/tcpip/network/ipv4.(*endpoint).writePacketPostRouting()
      pkg/tcpip/network/ipv4/ipv4.go:608 +0x4f3
  gvisor.dev/gvisor/pkg/tcpip/network/ipv4.(*endpoint).writePacket()
      pkg/tcpip/network/ipv4/ipv4.go:558 +0x2d0
  gvisor.dev/gvisor/pkg/tcpip/network/ipv4.(*endpoint).WritePacket()
      pkg/tcpip/network/ipv4/ipv4.go:526 +0x1e4
  gvisor.dev/gvisor/pkg/tcpip/stack.(*Route).WritePacket()
      pkg/tcpip/stack/route.go:507 +0x121
  gvisor.dev/gvisor/pkg/tcpip/transport/internal/network.(*WriteContext).WritePacket()
      pkg/tcpip/transport/internal/network/endpoint.go:359 +0x35c
  gvisor.dev/gvisor/pkg/tcpip/transport/udp.(*endpoint).write()
      pkg/tcpip/transport/udp/endpoint.go:517 +0x924
  gvisor.dev/gvisor/pkg/tcpip/transport/udp.(*endpoint).Write()
      pkg/tcpip/transport/udp/endpoint.go:362 +0x84
  gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*sock).Write()
      pkg/sentry/socket/netstack/netstack.go:546 +0x465
  gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).Write()
      pkg/sentry/vfs/file_description.go:682 +0x118
  gvisor.dev/gvisor/pkg/sentry/syscalls/linux.write()
      pkg/sentry/syscalls/linux/sys_read_write.go:347 +0x90
  gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Write()
      pkg/sentry/syscalls/linux/sys_read_write.go:316 +0x2b1
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall()
      pkg/sentry/kernel/task_syscall.go:143 +0x994
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke()
      pkg/sentry/kernel/task_syscall.go:323 +0x71
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter()
      pkg/sentry/kernel/task_syscall.go:283 +0x93
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall()
      pkg/sentry/kernel/task_syscall.go:258 +0x4af
  gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute()
      pkg/sentry/kernel/task_run.go:269 +0x1fa7
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run()
      pkg/sentry/kernel/task_run.go:97 +0x4fa
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.gowrap1()
      pkg/sentry/kernel/task_start.go:412 +0x44

Previous write at 0x00c0004b83e0 by goroutine 353:
  gvisor.dev/gvisor/pkg/sentry/socket/netstack/packetmmap.(*Endpoint).Init()
      pkg/sentry/socket/netstack/packetmmap/endpoint.go:108 +0x2a8
  gvisor.dev/gvisor/pkg/sentry/socket/netstack.setSockOptPacket()
      pkg/sentry/socket/netstack/netstack.go:2974 +0xc5e
  gvisor.dev/gvisor/pkg/sentry/socket/netstack.SetSockOpt()
      pkg/sentry/socket/netstack/netstack.go:1940 +0x2e4
  gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*sock).SetSockOpt()
      pkg/sentry/socket/netstack/netstack.go:672 +0x607
  gvisor.dev/gvisor/pkg/sentry/syscalls/linux.SetSockOpt()
      pkg/sentry/syscalls/linux/sys_socket.go:551 +0x3b4
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall()
      pkg/sentry/kernel/task_syscall.go:143 +0x994
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke()
      pkg/sentry/kernel/task_syscall.go:323 +0x71
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter()
      pkg/sentry/kernel/task_syscall.go:283 +0x93
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall()
      pkg/sentry/kernel/task_syscall.go:258 +0x4af
  gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute()
      pkg/sentry/kernel/task_run.go:269 +0x1fa7
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run()
      pkg/sentry/kernel/task_run.go:97 +0x4fa
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.gowrap1()
      pkg/sentry/kernel/task_start.go:412 +0x44