Extracting prog: 3m3.706906615s
Minimizing prog: 29m33.910135023s
Simplifying prog options: 0s
Extracting C: 30.268080334s
Simplifying C: 9m52.388363247s


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: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$key-sendmsg$key-socket$nl_xfrm-sendmsg$nl_xfrm-socket$l2tp6-sendmsg$inet6
detailed listing:
executing program 0:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$key(r0, &(0x7f0000000040)={0x3, 0x0, &(0x7f0000000340)={&(0x7f0000001880)=ANY=[@ANYBLOB="0203fb021e0000002cbd7000fcdbdf2502000900080000000a0000000000000005000600000000000a0000000000000000000000000000000000000000000001020000000000000002000100000000000400070c0000000005000500000000000a00000000000000000000000000000000000000000000010700e9ff000000000e00080008"], 0xf0}, 0x1, 0x7}, 0x0)
r1 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="fc0000001900674c0000000000000000e0000001000000000000000000000000e000000200000000000000000000000000000000000000000a00000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="0000000000000000000000000000400000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000044000500000000000000000000000000000000000000000033"], 0xfc}}, 0x0)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
sendmsg$inet6(r2, &(0x7f0000000540)={&(0x7f0000000280)={0xa, 0x4e23, 0xfffffbff, @empty, 0xffff8428}, 0x1c, 0x0, 0x0, &(0x7f0000000700)=[@dstopts={{0x18, 0x29, 0x37, {0x67}}}, @hoplimit={{0x14, 0x29, 0x34, 0x2}}, @hopopts={{0x18, 0x29, 0x36, {0x5e}}}], 0x48}, 0x800)

program crashed: WARNING in ah6_output
single: successfully extracted reproducer
found reproducer with 6 syscalls
minimizing guilty program
testing program (duration=47.265265548s, {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$key-sendmsg$key-socket$nl_xfrm-sendmsg$nl_xfrm-socket$l2tp6
detailed listing:
executing program 0:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$key(r0, &(0x7f0000000040)={0x3, 0x0, &(0x7f0000000340)={&(0x7f0000001880)=ANY=[@ANYBLOB="0203fb021e0000002cbd7000fcdbdf2502000900080000000a0000000000000005000600000000000a0000000000000000000000000000000000000000000001020000000000000002000100000000000400070c0000000005000500000000000a00000000000000000000000000000000000000000000010700e9ff000000000e00080008"], 0xf0}, 0x1, 0x7}, 0x0)
r1 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="fc0000001900674c0000000000000000e0000001000000000000000000000000e000000200000000000000000000000000000000000000000a00000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="0000000000000000000000000000400000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000044000500000000000000000000000000000000000000000033"], 0xfc}}, 0x0)
socket$l2tp6(0xa, 0x2, 0x73)

program did not crash
testing program (duration=47.265265548s, {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$key-sendmsg$key-socket$nl_xfrm-sendmsg$nl_xfrm-sendmsg$inet6
detailed listing:
executing program 0:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$key(r0, &(0x7f0000000040)={0x3, 0x0, &(0x7f0000000340)={&(0x7f0000001880)=ANY=[@ANYBLOB="0203fb021e0000002cbd7000fcdbdf2502000900080000000a0000000000000005000600000000000a0000000000000000000000000000000000000000000001020000000000000002000100000000000400070c0000000005000500000000000a00000000000000000000000000000000000000000000010700e9ff000000000e00080008"], 0xf0}, 0x1, 0x7}, 0x0)
r1 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="fc0000001900674c0000000000000000e0000001000000000000000000000000e000000200000000000000000000000000000000000000000a00000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="0000000000000000000000000000400000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000044000500000000000000000000000000000000000000000033"], 0xfc}}, 0x0)
sendmsg$inet6(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f0000000280)={0xa, 0x4e23, 0xfffffbff, @empty, 0xffff8428}, 0x1c, 0x0, 0x0, &(0x7f0000000700)=[@dstopts={{0x18, 0x29, 0x37, {0x67}}}, @hoplimit={{0x14, 0x29, 0x34, 0x2}}, @hopopts={{0x18, 0x29, 0x36, {0x5e}}}], 0x48}, 0x800)

program did not crash
testing program (duration=47.265265548s, {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$key-sendmsg$key-socket$nl_xfrm-socket$l2tp6-sendmsg$inet6
detailed listing:
executing program 0:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$key(r0, &(0x7f0000000040)={0x3, 0x0, &(0x7f0000000340)={&(0x7f0000001880)=ANY=[@ANYBLOB="0203fb021e0000002cbd7000fcdbdf2502000900080000000a0000000000000005000600000000000a0000000000000000000000000000000000000000000001020000000000000002000100000000000400070c0000000005000500000000000a00000000000000000000000000000000000000000000010700e9ff000000000e00080008"], 0xf0}, 0x1, 0x7}, 0x0)
socket$nl_xfrm(0x10, 0x3, 0x6)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
sendmsg$inet6(r1, &(0x7f0000000540)={&(0x7f0000000280)={0xa, 0x4e23, 0xfffffbff, @empty, 0xffff8428}, 0x1c, 0x0, 0x0, &(0x7f0000000700)=[@dstopts={{0x18, 0x29, 0x37, {0x67}}}, @hoplimit={{0x14, 0x29, 0x34, 0x2}}, @hopopts={{0x18, 0x29, 0x36, {0x5e}}}], 0x48}, 0x800)

program did not crash
testing program (duration=47.265265548s, {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$key-sendmsg$key-sendmsg$nl_xfrm-socket$l2tp6-sendmsg$inet6
detailed listing:
executing program 0:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$key(r0, &(0x7f0000000040)={0x3, 0x0, &(0x7f0000000340)={&(0x7f0000001880)=ANY=[@ANYBLOB="0203fb021e0000002cbd7000fcdbdf2502000900080000000a0000000000000005000600000000000a0000000000000000000000000000000000000000000001020000000000000002000100000000000400070c0000000005000500000000000a00000000000000000000000000000000000000000000010700e9ff000000000e00080008"], 0xf0}, 0x1, 0x7}, 0x0)
sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="fc0000001900674c0000000000000000e0000001000000000000000000000000e000000200000000000000000000000000000000000000000a00000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="0000000000000000000000000000400000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000044000500000000000000000000000000000000000000000033"], 0xfc}}, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
sendmsg$inet6(r1, &(0x7f0000000540)={&(0x7f0000000280)={0xa, 0x4e23, 0xfffffbff, @empty, 0xffff8428}, 0x1c, 0x0, 0x0, &(0x7f0000000700)=[@dstopts={{0x18, 0x29, 0x37, {0x67}}}, @hoplimit={{0x14, 0x29, 0x34, 0x2}}, @hopopts={{0x18, 0x29, 0x36, {0x5e}}}], 0x48}, 0x800)

program did not crash
testing program (duration=47.265265548s, {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$key-socket$nl_xfrm-sendmsg$nl_xfrm-socket$l2tp6-sendmsg$inet6
detailed listing:
executing program 0:
socket$key(0xf, 0x3, 0x2)
r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="fc0000001900674c0000000000000000e0000001000000000000000000000000e000000200000000000000000000000000000000000000000a00000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="0000000000000000000000000000400000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000044000500000000000000000000000000000000000000000033"], 0xfc}}, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
sendmsg$inet6(r1, &(0x7f0000000540)={&(0x7f0000000280)={0xa, 0x4e23, 0xfffffbff, @empty, 0xffff8428}, 0x1c, 0x0, 0x0, &(0x7f0000000700)=[@dstopts={{0x18, 0x29, 0x37, {0x67}}}, @hoplimit={{0x14, 0x29, 0x34, 0x2}}, @hopopts={{0x18, 0x29, 0x36, {0x5e}}}], 0x48}, 0x800)

program did not crash
testing program (duration=47.265265548s, {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}}): sendmsg$key-socket$nl_xfrm-sendmsg$nl_xfrm-socket$l2tp6-sendmsg$inet6
detailed listing:
executing program 0:
sendmsg$key(0xffffffffffffffff, &(0x7f0000000040)={0x3, 0x0, &(0x7f0000000340)={&(0x7f0000001880)=ANY=[@ANYBLOB="0203fb021e0000002cbd7000fcdbdf2502000900080000000a0000000000000005000600000000000a0000000000000000000000000000000000000000000001020000000000000002000100000000000400070c0000000005000500000000000a00000000000000000000000000000000000000000000010700e9ff000000000e00080008"], 0xf0}, 0x1, 0x7}, 0x0)
r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="fc0000001900674c0000000000000000e0000001000000000000000000000000e000000200000000000000000000000000000000000000000a00000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="0000000000000000000000000000400000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000044000500000000000000000000000000000000000000000033"], 0xfc}}, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
sendmsg$inet6(r1, &(0x7f0000000540)={&(0x7f0000000280)={0xa, 0x4e23, 0xfffffbff, @empty, 0xffff8428}, 0x1c, 0x0, 0x0, &(0x7f0000000700)=[@dstopts={{0x18, 0x29, 0x37, {0x67}}}, @hoplimit={{0x14, 0x29, 0x34, 0x2}}, @hopopts={{0x18, 0x29, 0x36, {0x5e}}}], 0x48}, 0x800)

program did not crash
testing program (duration=47.265265548s, {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$key-sendmsg$key-socket$nl_xfrm-sendmsg$nl_xfrm-socket$l2tp6-sendmsg$inet6
detailed listing:
executing program 0:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$key(r0, 0x0, 0x0)
r1 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="fc0000001900674c0000000000000000e0000001000000000000000000000000e000000200000000000000000000000000000000000000000a00000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="0000000000000000000000000000400000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000044000500000000000000000000000000000000000000000033"], 0xfc}}, 0x0)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
sendmsg$inet6(r2, &(0x7f0000000540)={&(0x7f0000000280)={0xa, 0x4e23, 0xfffffbff, @empty, 0xffff8428}, 0x1c, 0x0, 0x0, &(0x7f0000000700)=[@dstopts={{0x18, 0x29, 0x37, {0x67}}}, @hoplimit={{0x14, 0x29, 0x34, 0x2}}, @hopopts={{0x18, 0x29, 0x36, {0x5e}}}], 0x48}, 0x800)

program did not crash
testing program (duration=47.265265548s, {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$key-sendmsg$key-socket$nl_xfrm-sendmsg$nl_xfrm-socket$l2tp6-sendmsg$inet6
detailed listing:
executing program 0:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$key(r0, &(0x7f0000000040)={0x3, 0x0, 0x0, 0x1, 0x7}, 0x0)
r1 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="fc0000001900674c0000000000000000e0000001000000000000000000000000e000000200000000000000000000000000000000000000000a00000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="0000000000000000000000000000400000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000044000500000000000000000000000000000000000000000033"], 0xfc}}, 0x0)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
sendmsg$inet6(r2, &(0x7f0000000540)={&(0x7f0000000280)={0xa, 0x4e23, 0xfffffbff, @empty, 0xffff8428}, 0x1c, 0x0, 0x0, &(0x7f0000000700)=[@dstopts={{0x18, 0x29, 0x37, {0x67}}}, @hoplimit={{0x14, 0x29, 0x34, 0x2}}, @hopopts={{0x18, 0x29, 0x36, {0x5e}}}], 0x48}, 0x800)

program did not crash
testing program (duration=47.265265548s, {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$key-sendmsg$key-socket$nl_xfrm-sendmsg$nl_xfrm-socket$l2tp6-sendmsg$inet6
detailed listing:
executing program 0:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$key(r0, &(0x7f0000000040)={0x3, 0x0, &(0x7f0000000340)={0x0, 0xf0}, 0x1, 0x7}, 0x0)
r1 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="fc0000001900674c0000000000000000e0000001000000000000000000000000e000000200000000000000000000000000000000000000000a00000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="0000000000000000000000000000400000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000044000500000000000000000000000000000000000000000033"], 0xfc}}, 0x0)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
sendmsg$inet6(r2, &(0x7f0000000540)={&(0x7f0000000280)={0xa, 0x4e23, 0xfffffbff, @empty, 0xffff8428}, 0x1c, 0x0, 0x0, &(0x7f0000000700)=[@dstopts={{0x18, 0x29, 0x37, {0x67}}}, @hoplimit={{0x14, 0x29, 0x34, 0x2}}, @hopopts={{0x18, 0x29, 0x36, {0x5e}}}], 0x48}, 0x800)

program did not crash
testing program (duration=47.265265548s, {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$key-sendmsg$key-socket$nl_xfrm-sendmsg$nl_xfrm-socket$l2tp6-sendmsg$inet6
detailed listing:
executing program 0:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$key(r0, &(0x7f0000000040)={0x3, 0x0, &(0x7f0000000340)={&(0x7f0000001880)=ANY=[@ANYBLOB], 0xf0}, 0x1, 0x7}, 0x0)
r1 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="fc0000001900674c0000000000000000e0000001000000000000000000000000e000000200000000000000000000000000000000000000000a00000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="0000000000000000000000000000400000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000044000500000000000000000000000000000000000000000033"], 0xfc}}, 0x0)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
sendmsg$inet6(r2, &(0x7f0000000540)={&(0x7f0000000280)={0xa, 0x4e23, 0xfffffbff, @empty, 0xffff8428}, 0x1c, 0x0, 0x0, &(0x7f0000000700)=[@dstopts={{0x18, 0x29, 0x37, {0x67}}}, @hoplimit={{0x14, 0x29, 0x34, 0x2}}, @hopopts={{0x18, 0x29, 0x36, {0x5e}}}], 0x48}, 0x800)

program did not crash
testing program (duration=47.265265548s, {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$key-sendmsg$key-socket$nl_xfrm-sendmsg$nl_xfrm-socket$l2tp6-sendmsg$inet6
detailed listing:
executing program 0:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$key(r0, &(0x7f0000000040)={0x3, 0x0, &(0x7f0000000340)={&(0x7f0000001880)=ANY=[@ANYBLOB="0203fb021e0000002cbd7000fcdbdf2502000900080000000a0000000000000005000600000000000a0000000000000000000000000000000000000000000001020000000000000002000100000000000400070c0000000005000500000000000a00000000000000000000000000000000000000000000010700e9ff000000000e00080008"], 0xf0}, 0x1, 0x7}, 0x0)
r1 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r1, 0x0, 0x0)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
sendmsg$inet6(r2, &(0x7f0000000540)={&(0x7f0000000280)={0xa, 0x4e23, 0xfffffbff, @empty, 0xffff8428}, 0x1c, 0x0, 0x0, &(0x7f0000000700)=[@dstopts={{0x18, 0x29, 0x37, {0x67}}}, @hoplimit={{0x14, 0x29, 0x34, 0x2}}, @hopopts={{0x18, 0x29, 0x36, {0x5e}}}], 0x48}, 0x800)

program did not crash
testing program (duration=47.265265548s, {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$key-sendmsg$key-socket$nl_xfrm-sendmsg$nl_xfrm-socket$l2tp6-sendmsg$inet6
detailed listing:
executing program 0:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$key(r0, &(0x7f0000000040)={0x3, 0x0, &(0x7f0000000340)={&(0x7f0000001880)=ANY=[@ANYBLOB="0203fb021e0000002cbd7000fcdbdf2502000900080000000a0000000000000005000600000000000a0000000000000000000000000000000000000000000001020000000000000002000100000000000400070c0000000005000500000000000a00000000000000000000000000000000000000000000010700e9ff000000000e00080008"], 0xf0}, 0x1, 0x7}, 0x0)
r1 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r1, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
sendmsg$inet6(r2, &(0x7f0000000540)={&(0x7f0000000280)={0xa, 0x4e23, 0xfffffbff, @empty, 0xffff8428}, 0x1c, 0x0, 0x0, &(0x7f0000000700)=[@dstopts={{0x18, 0x29, 0x37, {0x67}}}, @hoplimit={{0x14, 0x29, 0x34, 0x2}}, @hopopts={{0x18, 0x29, 0x36, {0x5e}}}], 0x48}, 0x800)

program did not crash
testing program (duration=47.265265548s, {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$key-sendmsg$key-socket$nl_xfrm-sendmsg$nl_xfrm-socket$l2tp6-sendmsg$inet6
detailed listing:
executing program 0:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$key(r0, &(0x7f0000000040)={0x3, 0x0, &(0x7f0000000340)={&(0x7f0000001880)=ANY=[@ANYBLOB="0203fb021e0000002cbd7000fcdbdf2502000900080000000a0000000000000005000600000000000a0000000000000000000000000000000000000000000001020000000000000002000100000000000400070c0000000005000500000000000a00000000000000000000000000000000000000000000010700e9ff000000000e00080008"], 0xf0}, 0x1, 0x7}, 0x0)
r1 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000001c0)={0x0, 0xfc}}, 0x0)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
sendmsg$inet6(r2, &(0x7f0000000540)={&(0x7f0000000280)={0xa, 0x4e23, 0xfffffbff, @empty, 0xffff8428}, 0x1c, 0x0, 0x0, &(0x7f0000000700)=[@dstopts={{0x18, 0x29, 0x37, {0x67}}}, @hoplimit={{0x14, 0x29, 0x34, 0x2}}, @hopopts={{0x18, 0x29, 0x36, {0x5e}}}], 0x48}, 0x800)

program did not crash
testing program (duration=47.265265548s, {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$key-sendmsg$key-socket$nl_xfrm-sendmsg$nl_xfrm-socket$l2tp6-sendmsg$inet6
detailed listing:
executing program 0:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$key(r0, &(0x7f0000000040)={0x3, 0x0, &(0x7f0000000340)={&(0x7f0000001880)=ANY=[@ANYBLOB="0203fb021e0000002cbd7000fcdbdf2502000900080000000a0000000000000005000600000000000a0000000000000000000000000000000000000000000001020000000000000002000100000000000400070c0000000005000500000000000a00000000000000000000000000000000000000000000010700e9ff000000000e00080008"], 0xf0}, 0x1, 0x7}, 0x0)
r1 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000480)=ANY=[], 0xfc}}, 0x0)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
sendmsg$inet6(r2, &(0x7f0000000540)={&(0x7f0000000280)={0xa, 0x4e23, 0xfffffbff, @empty, 0xffff8428}, 0x1c, 0x0, 0x0, &(0x7f0000000700)=[@dstopts={{0x18, 0x29, 0x37, {0x67}}}, @hoplimit={{0x14, 0x29, 0x34, 0x2}}, @hopopts={{0x18, 0x29, 0x36, {0x5e}}}], 0x48}, 0x800)

program did not crash
testing program (duration=47.265265548s, {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$key-sendmsg$key-socket$nl_xfrm-sendmsg$nl_xfrm-socket$l2tp6-sendmsg$inet6
detailed listing:
executing program 0:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$key(r0, &(0x7f0000000040)={0x3, 0x0, &(0x7f0000000340)={&(0x7f0000001880)=ANY=[@ANYBLOB="0203fb021e0000002cbd7000fcdbdf2502000900080000000a0000000000000005000600000000000a0000000000000000000000000000000000000000000001020000000000000002000100000000000400070c0000000005000500000000000a00000000000000000000000000000000000000000000010700e9ff000000000e00080008"], 0xf0}, 0x1, 0x7}, 0x0)
r1 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="fc0000001900674c0000000000000000e0000001000000000000000000000000e000000200000000000000000000000000000000000000000a00000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB], 0xfc}}, 0x0)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
sendmsg$inet6(r2, &(0x7f0000000540)={&(0x7f0000000280)={0xa, 0x4e23, 0xfffffbff, @empty, 0xffff8428}, 0x1c, 0x0, 0x0, &(0x7f0000000700)=[@dstopts={{0x18, 0x29, 0x37, {0x67}}}, @hoplimit={{0x14, 0x29, 0x34, 0x2}}, @hopopts={{0x18, 0x29, 0x36, {0x5e}}}], 0x48}, 0x800)

program did not crash
testing program (duration=47.265265548s, {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$key-sendmsg$key-socket$nl_xfrm-sendmsg$nl_xfrm-socket$l2tp6-sendmsg$inet6
detailed listing:
executing program 0:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$key(r0, &(0x7f0000000040)={0x3, 0x0, &(0x7f0000000340)={&(0x7f0000001880)=ANY=[@ANYBLOB="0203fb021e0000002cbd7000fcdbdf2502000900080000000a0000000000000005000600000000000a0000000000000000000000000000000000000000000001020000000000000002000100000000000400070c0000000005000500000000000a00000000000000000000000000000000000000000000010700e9ff000000000e00080008"], 0xf0}, 0x1, 0x7}, 0x0)
r1 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000480)=ANY=[@ANYBLOB, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="0000000000000000000000000000400000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000044000500000000000000000000000000000000000000000033"], 0xfc}}, 0x0)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
sendmsg$inet6(r2, &(0x7f0000000540)={&(0x7f0000000280)={0xa, 0x4e23, 0xfffffbff, @empty, 0xffff8428}, 0x1c, 0x0, 0x0, &(0x7f0000000700)=[@dstopts={{0x18, 0x29, 0x37, {0x67}}}, @hoplimit={{0x14, 0x29, 0x34, 0x2}}, @hopopts={{0x18, 0x29, 0x36, {0x5e}}}], 0x48}, 0x800)

program did not crash
testing program (duration=47.265265548s, {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$key-sendmsg$key-socket$nl_xfrm-sendmsg$nl_xfrm-socket$l2tp6-sendmsg$inet6
detailed listing:
executing program 0:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$key(r0, &(0x7f0000000040)={0x3, 0x0, &(0x7f0000000340)={&(0x7f0000001880)=ANY=[@ANYBLOB="0203fb021e0000002cbd7000fcdbdf2502000900080000000a0000000000000005000600000000000a0000000000000000000000000000000000000000000001020000000000000002000100000000000400070c0000000005000500000000000a00000000000000000000000000000000000000000000010700e9ff000000000e00080008"], 0xf0}, 0x1, 0x7}, 0x0)
r1 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="fc0000001900674c0000000000000000e0000001000000000000000000000000e000000200000000000000000000000000000000000000000a00000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="0000000000000000000000000000400000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000044000500000000000000000000000000000000000000000033"], 0xfc}}, 0x0)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
sendmsg$inet6(r2, 0x0, 0x800)

program did not crash
testing program (duration=47.265265548s, {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$key-sendmsg$key-socket$nl_xfrm-sendmsg$nl_xfrm-socket$l2tp6-sendmsg$inet6
detailed listing:
executing program 0:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$key(r0, &(0x7f0000000040)={0x3, 0x0, &(0x7f0000000340)={&(0x7f0000001880)=ANY=[@ANYBLOB="0203fb021e0000002cbd7000fcdbdf2502000900080000000a0000000000000005000600000000000a0000000000000000000000000000000000000000000001020000000000000002000100000000000400070c0000000005000500000000000a00000000000000000000000000000000000000000000010700e9ff000000000e00080008"], 0xf0}, 0x1, 0x7}, 0x0)
r1 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="fc0000001900674c0000000000000000e0000001000000000000000000000000e000000200000000000000000000000000000000000000000a00000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="0000000000000000000000000000400000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000044000500000000000000000000000000000000000000000033"], 0xfc}}, 0x0)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
sendmsg$inet6(r2, &(0x7f0000000540)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000700)=[@dstopts={{0x18, 0x29, 0x37, {0x67}}}, @hoplimit={{0x14, 0x29, 0x34, 0x2}}, @hopopts={{0x18, 0x29, 0x36, {0x5e}}}], 0x48}, 0x800)

program did not crash
testing program (duration=47.265265548s, {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$key-sendmsg$key-socket$nl_xfrm-sendmsg$nl_xfrm-socket$l2tp6-sendmsg$inet6
detailed listing:
executing program 0:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$key(r0, &(0x7f0000000040)={0x3, 0x0, &(0x7f0000000340)={&(0x7f0000001880)=ANY=[@ANYBLOB="0203fb021e0000002cbd7000fcdbdf2502000900080000000a0000000000000005000600000000000a0000000000000000000000000000000000000000000001020000000000000002000100000000000400070c0000000005000500000000000a00000000000000000000000000000000000000000000010700e9ff000000000e00080008"], 0xf0}, 0x1, 0x7}, 0x0)
r1 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="fc0000001900674c0000000000000000e0000001000000000000000000000000e000000200000000000000000000000000000000000000000a00000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="0000000000000000000000000000400000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000044000500000000000000000000000000000000000000000033"], 0xfc}}, 0x0)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
sendmsg$inet6(r2, &(0x7f0000000540)={&(0x7f0000000280)={0xa, 0x4e23, 0xfffffbff, @empty, 0xffff8428}, 0x1c, 0x0}, 0x800)

program did not crash
testing program (duration=47.265265548s, {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$key-sendmsg$key-socket$nl_xfrm-sendmsg$nl_xfrm-socket$l2tp6-sendmsg$inet6
detailed listing:
executing program 0:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$key(r0, &(0x7f0000000040)={0x3, 0x0, &(0x7f0000000340)={&(0x7f0000001880)=ANY=[@ANYBLOB="0203fb021e0000002cbd7000fcdbdf2502000900080000000a0000000000000005000600000000000a0000000000000000000000000000000000000000000001020000000000000002000100000000000400070c0000000005000500000000000a00000000000000000000000000000000000000000000010700e9ff000000000e00080008"], 0xf0}, 0x1, 0x7}, 0x0)
r1 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="fc0000001900674c0000000000000000e0000001000000000000000000000000e000000200000000000000000000000000000000000000000a00000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="0000000000000000000000000000400000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000044000500000000000000000000000000000000000000000033"], 0xfc}}, 0x0)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
sendmsg$inet6(r2, &(0x7f0000000540)={&(0x7f0000000280)={0xa, 0x4e23, 0xfffffbff, @empty, 0xffff8428}, 0x1c, 0x0, 0x0, &(0x7f0000000700)}, 0x800)

program did not crash
extracting C reproducer
testing compiled C program (duration=47.265265548s, {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$key-sendmsg$key-socket$nl_xfrm-sendmsg$nl_xfrm-socket$l2tp6-sendmsg$inet6
program crashed: WARNING in ah6_output
simplifying C reproducer
testing compiled C program (duration=47.265265548s, {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$key-sendmsg$key-socket$nl_xfrm-sendmsg$nl_xfrm-socket$l2tp6-sendmsg$inet6
program crashed: WARNING in ah6_output
testing compiled C program (duration=47.265265548s, {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$key-sendmsg$key-socket$nl_xfrm-sendmsg$nl_xfrm-socket$l2tp6-sendmsg$inet6
program crashed: WARNING in ah6_output
testing compiled C program (duration=47.265265548s, {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$key-sendmsg$key-socket$nl_xfrm-sendmsg$nl_xfrm-socket$l2tp6-sendmsg$inet6
program crashed: WARNING in ah6_output
testing compiled C program (duration=47.265265548s, {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$key-sendmsg$key-socket$nl_xfrm-sendmsg$nl_xfrm-socket$l2tp6-sendmsg$inet6
program crashed: WARNING in ah6_output
testing compiled C program (duration=47.265265548s, {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$key-sendmsg$key-socket$nl_xfrm-sendmsg$nl_xfrm-socket$l2tp6-sendmsg$inet6
program crashed: WARNING in ah6_output
testing compiled C program (duration=47.265265548s, {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$key-sendmsg$key-socket$nl_xfrm-sendmsg$nl_xfrm-socket$l2tp6-sendmsg$inet6
program crashed: WARNING in ah6_output
testing compiled C program (duration=47.265265548s, {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$key-sendmsg$key-socket$nl_xfrm-sendmsg$nl_xfrm-socket$l2tp6-sendmsg$inet6
program crashed: WARNING in ah6_output
reproducing took 43m0.273515241s
repro crashed as (corrupted=false):
------------[ cut here ]------------
memcpy: detected field-spanning write (size 40) of single field "&top_iph->saddr" at net/ipv6/ah6.c:439 (size 16)
WARNING: net/ipv6/ah6.c:439 at ah6_output+0xece/0x1510 net/ipv6/ah6.c:439, CPU#1: syz-executor818/5831
Modules linked in:
CPU: 1 UID: 0 PID: 5831 Comm: syz-executor818 Not tainted 6.16.0-rc3-next-20250626-syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:ah6_output+0xece/0x1510 net/ipv6/ah6.c:439
Code: ff e8 66 29 82 f7 c6 05 60 e1 6e 05 01 90 b9 10 00 00 00 48 c7 c7 80 a1 a2 8c 4c 89 f6 48 c7 c2 e0 a3 a2 8c e8 e3 db 45 f7 90 <0f> 0b 90 90 e9 ab fe ff ff e8 d4 20 38 01 48 8b 4c 24 28 80 e1 07
RSP: 0018:ffffc90003e670a0 EFLAGS: 00010246
RAX: d7696274a7399400 RBX: ffff888027620008 RCX: ffff888031895a00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
RBP: ffffc90003e67230 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff1c3a428 R12: dffffc0000000000
R13: 1ffff920007cce34 R14: 0000000000000028 R15: 0000000000000030
FS:  00005555660e5380(0000) GS:ffff888125ae6000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055d265838000 CR3: 0000000073aa8000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 xfrm_output_one net/xfrm/xfrm_output.c:555 [inline]
 xfrm_output_resume+0x2c55/0x6170 net/xfrm/xfrm_output.c:590
 __xfrm6_output+0x2eb/0x1070 net/ipv6/xfrm6_output.c:103
 NF_HOOK_COND include/linux/netfilter.h:306 [inline]
 xfrm6_output+0x1c6/0x4f0 net/ipv6/xfrm6_output.c:108
 ip6_send_skb+0x1d5/0x390 net/ipv6/ip6_output.c:1982
 l2tp_ip6_sendmsg+0x12f2/0x17c0 net/l2tp/l2tp_ip6.c:661
 sock_sendmsg_nosec net/socket.c:714 [inline]
 __sock_sendmsg+0x19c/0x270 net/socket.c:729
 ____sys_sendmsg+0x505/0x830 net/socket.c:2614
 ___sys_sendmsg+0x21f/0x2a0 net/socket.c:2668
 __sys_sendmsg net/socket.c:2700 [inline]
 __do_sys_sendmsg net/socket.c:2705 [inline]
 __se_sys_sendmsg net/socket.c:2703 [inline]
 __x64_sys_sendmsg+0x19b/0x260 net/socket.c:2703
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fd99364e669
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:00007ffd7f3203d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007ffd7f3205a8 RCX: 00007fd99364e669
RDX: 0000000000000800 RSI: 0000200000000540 RDI: 0000000000000005
RBP: 00007fd9936c1610 R08: 00007ffd7f3205a8 R09: 00007ffd7f3205a8
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffd7f320598 R14: 0000000000000001 R15: 0000000000000001
 </TASK>

final repro crashed as (corrupted=false):
------------[ cut here ]------------
memcpy: detected field-spanning write (size 40) of single field "&top_iph->saddr" at net/ipv6/ah6.c:439 (size 16)
WARNING: net/ipv6/ah6.c:439 at ah6_output+0xece/0x1510 net/ipv6/ah6.c:439, CPU#1: syz-executor818/5831
Modules linked in:
CPU: 1 UID: 0 PID: 5831 Comm: syz-executor818 Not tainted 6.16.0-rc3-next-20250626-syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:ah6_output+0xece/0x1510 net/ipv6/ah6.c:439
Code: ff e8 66 29 82 f7 c6 05 60 e1 6e 05 01 90 b9 10 00 00 00 48 c7 c7 80 a1 a2 8c 4c 89 f6 48 c7 c2 e0 a3 a2 8c e8 e3 db 45 f7 90 <0f> 0b 90 90 e9 ab fe ff ff e8 d4 20 38 01 48 8b 4c 24 28 80 e1 07
RSP: 0018:ffffc90003e670a0 EFLAGS: 00010246
RAX: d7696274a7399400 RBX: ffff888027620008 RCX: ffff888031895a00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
RBP: ffffc90003e67230 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff1c3a428 R12: dffffc0000000000
R13: 1ffff920007cce34 R14: 0000000000000028 R15: 0000000000000030
FS:  00005555660e5380(0000) GS:ffff888125ae6000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055d265838000 CR3: 0000000073aa8000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 xfrm_output_one net/xfrm/xfrm_output.c:555 [inline]
 xfrm_output_resume+0x2c55/0x6170 net/xfrm/xfrm_output.c:590
 __xfrm6_output+0x2eb/0x1070 net/ipv6/xfrm6_output.c:103
 NF_HOOK_COND include/linux/netfilter.h:306 [inline]
 xfrm6_output+0x1c6/0x4f0 net/ipv6/xfrm6_output.c:108
 ip6_send_skb+0x1d5/0x390 net/ipv6/ip6_output.c:1982
 l2tp_ip6_sendmsg+0x12f2/0x17c0 net/l2tp/l2tp_ip6.c:661
 sock_sendmsg_nosec net/socket.c:714 [inline]
 __sock_sendmsg+0x19c/0x270 net/socket.c:729
 ____sys_sendmsg+0x505/0x830 net/socket.c:2614
 ___sys_sendmsg+0x21f/0x2a0 net/socket.c:2668
 __sys_sendmsg net/socket.c:2700 [inline]
 __do_sys_sendmsg net/socket.c:2705 [inline]
 __se_sys_sendmsg net/socket.c:2703 [inline]
 __x64_sys_sendmsg+0x19b/0x260 net/socket.c:2703
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fd99364e669
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:00007ffd7f3203d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007ffd7f3205a8 RCX: 00007fd99364e669
RDX: 0000000000000800 RSI: 0000200000000540 RDI: 0000000000000005
RBP: 00007fd9936c1610 R08: 00007ffd7f3205a8 R09: 00007ffd7f3205a8
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffd7f320598 R14: 0000000000000001 R15: 0000000000000001
 </TASK>