Extracting prog: 1m13.866978655s Minimizing prog: 24m37.924350928s Simplifying prog options: 0s Extracting C: 36.597982773s Simplifying C: 12m59.287616258s 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="d80000001b00010000000000fdfffffffc000000000000000000000000000000200100000000000000000000000000004e240000000000010000000000000000", @ANYRES32, @ANYRES32, @ANYBLOB="0000000000000000ffffffffffffff7ffcffffffffffffff04000000000000000000000000000000fdffffffffffffff00000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006fcffff00000000000003000000000000000000000000000c0008"], 0xd8}, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000540)={'gretap0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="5000000010000104000000000000000000001000", @ANYRES32=0x0, @ANYBLOB="400d0000000000003000128008000100687372002400028008000200", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r2], 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r5 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r5, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) write$tun(r4, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program crashed: KASAN: use-after-free Read in qdisc_pkt_len_segs_init single: successfully extracted reproducer found reproducer with 12 syscalls minimizing guilty program testing program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="d80000001b00010000000000fdfffffffc000000000000000000000000000000200100000000000000000000000000004e240000000000010000000000000000", @ANYRES32, @ANYRES32, @ANYBLOB="0000000000000000ffffffffffffff7ffcffffffffffffff04000000000000000000000000000000fdffffffffffffff00000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006fcffff00000000000003000000000000000000000000000c0008"], 0xd8}, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000540)={'gretap0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="5000000010000104000000000000000000001000", @ANYRES32=0x0, @ANYBLOB="400d0000000000003000128008000100687372002400028008000200", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r2], 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r5 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r5, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) program did not crash testing program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-write$tun detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="d80000001b00010000000000fdfffffffc000000000000000000000000000000200100000000000000000000000000004e240000000000010000000000000000", @ANYRES32, @ANYRES32, @ANYBLOB="0000000000000000ffffffffffffff7ffcffffffffffffff04000000000000000000000000000000fdffffffffffffff00000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006fcffff00000000000003000000000000000000000000000c0008"], 0xd8}, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000540)={'gretap0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="5000000010000104000000000000000000001000", @ANYRES32=0x0, @ANYBLOB="400d0000000000003000128008000100687372002400028008000200", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r2], 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) socket$kcm(0x2, 0xa, 0x2) write$tun(r4, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program did not crash testing program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="d80000001b00010000000000fdfffffffc000000000000000000000000000000200100000000000000000000000000004e240000000000010000000000000000", @ANYRES32, @ANYRES32, @ANYBLOB="0000000000000000ffffffffffffff7ffcffffffffffffff04000000000000000000000000000000fdffffffffffffff00000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006fcffff00000000000003000000000000000000000000000c0008"], 0xd8}, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000540)={'gretap0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="5000000010000104000000000000000000001000", @ANYRES32=0x0, @ANYBLOB="400d0000000000003000128008000100687372002400028008000200", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r2], 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) ioctl$SIOCSIFHWADDR(0xffffffffffffffff, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) write$tun(r4, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program did not crash testing program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="d80000001b00010000000000fdfffffffc000000000000000000000000000000200100000000000000000000000000004e240000000000010000000000000000", @ANYRES32, @ANYRES32, @ANYBLOB="0000000000000000ffffffffffffff7ffcffffffffffffff04000000000000000000000000000000fdffffffffffffff00000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006fcffff00000000000003000000000000000000000000000c0008"], 0xd8}, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000540)={'gretap0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="5000000010000104000000000000000000001000", @ANYRES32=0x0, @ANYBLOB="400d0000000000003000128008000100687372002400028008000200", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r2], 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) r5 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r5, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) write$tun(r4, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program did not crash testing program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="d80000001b00010000000000fdfffffffc000000000000000000000000000000200100000000000000000000000000004e240000000000010000000000000000", @ANYRES32, @ANYRES32, @ANYBLOB="0000000000000000ffffffffffffff7ffcffffffffffffff04000000000000000000000000000000fdffffffffffffff00000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006fcffff00000000000003000000000000000000000000000c0008"], 0xd8}, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000540)={'gretap0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="5000000010000104000000000000000000001000", @ANYRES32=0x0, @ANYBLOB="400d0000000000003000128008000100687372002400028008000200", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r2], 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r4 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r4, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) write$tun(0xffffffffffffffff, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program did not crash testing program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="d80000001b00010000000000fdfffffffc000000000000000000000000000000200100000000000000000000000000004e240000000000010000000000000000", @ANYRES32, @ANYRES32, @ANYBLOB="0000000000000000ffffffffffffff7ffcffffffffffffff04000000000000000000000000000000fdffffffffffffff00000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006fcffff00000000000003000000000000000000000000000c0008"], 0xd8}, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00'}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000540)={'gretap0\x00'}) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r3 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r3, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) write$tun(r2, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program did not crash testing program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="d80000001b00010000000000fdfffffffc000000000000000000000000000000200100000000000000000000000000004e240000000000010000000000000000", @ANYRES32, @ANYRES32, @ANYBLOB="0000000000000000ffffffffffffff7ffcffffffffffffff04000000000000000000000000000000fdffffffffffffff00000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006fcffff00000000000003000000000000000000000000000c0008"], 0xd8}, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="5000000010000104000000000000000000001000", @ANYRES32=0x0, @ANYBLOB="400d0000000000003000128008000100687372002400028008000200", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r1], 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r3 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r3, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) write$tun(r2, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program did not crash testing program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="d80000001b00010000000000fdfffffffc000000000000000000000000000000200100000000000000000000000000004e240000000000010000000000000000", @ANYRES32, @ANYRES32, @ANYBLOB="0000000000000000ffffffffffffff7ffcffffffffffffff04000000000000000000000000000000fdffffffffffffff00000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006fcffff00000000000003000000000000000000000000000c0008"], 0xd8}, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000540)={'gretap0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="5000000010000104000000000000000000001000", @ANYRES32=0x0, @ANYBLOB="400d0000000000003000128008000100687372002400028008000200", @ANYRES32=r2, @ANYBLOB="08000100", @ANYRES32], 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r4 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r4, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) write$tun(r3, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program did not crash testing program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="d80000001b00010000000000fdfffffffc000000000000000000000000000000200100000000000000000000000000004e240000000000010000000000000000", @ANYRES32, @ANYRES32, @ANYBLOB="0000000000000000ffffffffffffff7ffcffffffffffffff04000000000000000000000000000000fdffffffffffffff00000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006fcffff00000000000003000000000000000000000000000c0008"], 0xd8}, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000540)={'gretap0\x00', 0x0}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="5000000010000104000000000000000000001000", @ANYRES32=0x0, @ANYBLOB="400d0000000000003000128008000100687372002400028008000200", @ANYRES32=r2, @ANYBLOB="08000100", @ANYRES32=r1], 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r4 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r4, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) write$tun(r3, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program did not crash testing program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000540)={'gretap0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="5000000010000104000000000000000000001000", @ANYRES32=0x0, @ANYBLOB="400d0000000000003000128008000100687372002400028008000200", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r2], 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r5 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r5, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) write$tun(r4, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program did not crash testing program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="d80000001b00010000000000fdfffffffc000000000000000000000000000000200100000000000000000000000000004e240000000000010000000000000000", @ANYRES32, @ANYRES32, @ANYBLOB="0000000000000000ffffffffffffff7ffcffffffffffffff04000000000000000000000000000000fdffffffffffffff00000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006fcffff00000000000003000000000000000000000000000c0008"], 0xd8}, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000540)={'gretap0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="5000000010000104000000000000000000001000", @ANYRES32=0x0, @ANYBLOB="400d0000000000003000128008000100687372002400028008000200", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r2], 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r5 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r5, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) write$tun(r4, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program did not crash testing program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="d80000001b00010000000000fdfffffffc000000000000000000000000000000200100000000000000000000000000004e240000000000010000000000000000", @ANYRES32, @ANYRES32, @ANYBLOB="0000000000000000ffffffffffffff7ffcffffffffffffff04000000000000000000000000000000fdffffffffffffff00000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006fcffff00000000000003000000000000000000000000000c0008"], 0xd8}, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000540)={'gretap0\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="5000000010000104000000000000000000001000", @ANYRES32=0x0, @ANYBLOB="400d0000000000003000128008000100687372002400028008000200", @ANYRES32=r2, @ANYBLOB="08000100", @ANYRES32=r1], 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r4 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r4, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) write$tun(r3, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program did not crash testing program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, 0x0, 0x0) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="d80000001b00010000000000fdfffffffc000000000000000000000000000000200100000000000000000000000000004e240000000000010000000000000000", @ANYRES32, @ANYRES32, @ANYBLOB="0000000000000000ffffffffffffff7ffcffffffffffffff04000000000000000000000000000000fdffffffffffffff00000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006fcffff00000000000003000000000000000000000000000c0008"], 0xd8}, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000540)={'gretap0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="5000000010000104000000000000000000001000", @ANYRES32=0x0, @ANYBLOB="400d0000000000003000128008000100687372002400028008000200", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r2], 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r5 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r5, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) write$tun(r4, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program did not crash testing program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_xfrm(0xffffffffffffffff, 0x0, 0x20008004) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000540)={'gretap0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="5000000010000104000000000000000000001000", @ANYRES32=0x0, @ANYBLOB="400d0000000000003000128008000100687372002400028008000200", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r2], 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r5 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r5, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) write$tun(r4, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program did not crash testing program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000540)={'gretap0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="5000000010000104000000000000000000001000", @ANYRES32=0x0, @ANYBLOB="400d0000000000003000128008000100687372002400028008000200", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r2], 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r5 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r5, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) write$tun(r4, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program did not crash testing program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={0x0, 0xd8}, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000540)={'gretap0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="5000000010000104000000000000000000001000", @ANYRES32=0x0, @ANYBLOB="400d0000000000003000128008000100687372002400028008000200", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r2], 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r5 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r5, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) write$tun(r4, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program did not crash testing program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000000)=ANY=[], 0xd8}, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000540)={'gretap0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="5000000010000104000000000000000000001000", @ANYRES32=0x0, @ANYBLOB="400d0000000000003000128008000100687372002400028008000200", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r2], 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r5 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r5, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) write$tun(r4, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program did not crash testing program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="d80000001b00010000000000fdfffffffc000000000000000000000000000000200100000000000000000000000000004e240000000000010000000000000000", @ANYRES32, @ANYRES32, @ANYBLOB], 0xd8}, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000540)={'gretap0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="5000000010000104000000000000000000001000", @ANYRES32=0x0, @ANYBLOB="400d0000000000003000128008000100687372002400028008000200", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r2], 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r5 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r5, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) write$tun(r4, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program did not crash testing program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000000)=ANY=[@ANYBLOB, @ANYRES32, @ANYRES32, @ANYBLOB="0000000000000000ffffffffffffff7ffcffffffffffffff04000000000000000000000000000000fdffffffffffffff00000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006fcffff00000000000003000000000000000000000000000c0008"], 0xd8}, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000540)={'gretap0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="5000000010000104000000000000000000001000", @ANYRES32=0x0, @ANYBLOB="400d0000000000003000128008000100687372002400028008000200", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r2], 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r5 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r5, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) write$tun(r4, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program did not crash testing program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="d80000001b00010000000000fdfffffffc000000000000000000000000000000200100000000000000000000000000004e240000000000010000000000000000", @ANYRES32, @ANYRES32, @ANYBLOB="0000000000000000ffffffffffffff7ffcffffffffffffff04000000000000000000000000000000fdffffffffffffff00000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006fcffff00000000000003000000000000000000000000000c0008"], 0xd8}, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000540)={'gretap0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="5000000010000104000000000000000000001000", @ANYRES32=0x0, @ANYBLOB="400d0000000000003000128008000100687372002400028008000200", @ANYRES32=r2, @ANYBLOB="08000100", @ANYRES32], 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r4 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r4, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) write$tun(r3, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program did not crash testing program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="d80000001b00010000000000fdfffffffc000000000000000000000000000000200100000000000000000000000000004e240000000000010000000000000000", @ANYRES32, @ANYRES32, @ANYBLOB="0000000000000000ffffffffffffff7ffcffffffffffffff04000000000000000000000000000000fdffffffffffffff00000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006fcffff00000000000003000000000000000000000000000c0008"], 0xd8}, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="5000000010000104000000000000000000001000", @ANYRES32=0x0, @ANYBLOB="400d0000000000003000128008000100687372002400028008000200", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r2], 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r4 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r4, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) write$tun(r3, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program did not crash testing program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="d80000001b00010000000000fdfffffffc000000000000000000000000000000200100000000000000000000000000004e240000000000010000000000000000", @ANYRES32, @ANYRES32, @ANYBLOB="0000000000000000ffffffffffffff7ffcffffffffffffff04000000000000000000000000000000fdffffffffffffff00000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006fcffff00000000000003000000000000000000000000000c0008"], 0xd8}, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00'}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000540)={'gretap0\x00'}) sendmsg$nl_route(r1, 0x0, 0x8000) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r3 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r3, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) write$tun(r2, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program did not crash testing program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="d80000001b00010000000000fdfffffffc000000000000000000000000000000200100000000000000000000000000004e240000000000010000000000000000", @ANYRES32, @ANYRES32, @ANYBLOB="0000000000000000ffffffffffffff7ffcffffffffffffff04000000000000000000000000000000fdffffffffffffff00000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006fcffff00000000000003000000000000000000000000000c0008"], 0xd8}, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00'}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000540)={'gretap0\x00'}) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r3 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r3, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) write$tun(r2, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program did not crash testing program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="d80000001b00010000000000fdfffffffc000000000000000000000000000000200100000000000000000000000000004e240000000000010000000000000000", @ANYRES32, @ANYRES32, @ANYBLOB="0000000000000000ffffffffffffff7ffcffffffffffffff04000000000000000000000000000000fdffffffffffffff00000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006fcffff00000000000003000000000000000000000000000c0008"], 0xd8}, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00'}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000540)={'gretap0\x00'}) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={0x0, 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r3 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r3, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) write$tun(r2, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program did not crash testing program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="d80000001b00010000000000fdfffffffc000000000000000000000000000000200100000000000000000000000000004e240000000000010000000000000000", @ANYRES32, @ANYRES32, @ANYBLOB="0000000000000000ffffffffffffff7ffcffffffffffffff04000000000000000000000000000000fdffffffffffffff00000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006fcffff00000000000003000000000000000000000000000c0008"], 0xd8}, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00'}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000540)={'gretap0\x00'}) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[], 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r3 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r3, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) write$tun(r2, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program did not crash testing program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="d80000001b00010000000000fdfffffffc000000000000000000000000000000200100000000000000000000000000004e240000000000010000000000000000", @ANYRES32, @ANYRES32, @ANYBLOB="0000000000000000ffffffffffffff7ffcffffffffffffff04000000000000000000000000000000fdffffffffffffff00000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006fcffff00000000000003000000000000000000000000000c0008"], 0xd8}, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000540)={'gretap0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="5000000010000104000000000000000000001000", @ANYRES32=0x0, @ANYBLOB="400d0000000000003000128008000100687372002400028008000200", @ANYRES32=r3, @ANYBLOB, @ANYRES32=r2], 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r5 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r5, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) write$tun(r4, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program did not crash testing program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="d80000001b00010000000000fdfffffffc000000000000000000000000000000200100000000000000000000000000004e240000000000010000000000000000", @ANYRES32, @ANYRES32, @ANYBLOB="0000000000000000ffffffffffffff7ffcffffffffffffff04000000000000000000000000000000fdffffffffffffff00000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006fcffff00000000000003000000000000000000000000000c0008"], 0xd8}, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000540)={'gretap0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="5000000010000104000000000000000000001000", @ANYRES32=0x0, @ANYBLOB, @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r2], 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r5 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r5, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) write$tun(r4, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program did not crash testing program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="d80000001b00010000000000fdfffffffc000000000000000000000000000000200100000000000000000000000000004e240000000000010000000000000000", @ANYRES32, @ANYRES32, @ANYBLOB="0000000000000000ffffffffffffff7ffcffffffffffffff04000000000000000000000000000000fdffffffffffffff00000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006fcffff00000000000003000000000000000000000000000c0008"], 0xd8}, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000540)={'gretap0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB, @ANYRES32=0x0, @ANYBLOB="400d0000000000003000128008000100687372002400028008000200", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r2], 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r5 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r5, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) write$tun(r4, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program did not crash testing program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="d80000001b00010000000000fdfffffffc000000000000000000000000000000200100000000000000000000000000004e240000000000010000000000000000", @ANYRES32, @ANYRES32, @ANYBLOB="0000000000000000ffffffffffffff7ffcffffffffffffff04000000000000000000000000000000fdffffffffffffff00000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006fcffff00000000000003000000000000000000000000000c0008"], 0xd8}, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000540)={'gretap0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="5000000010000104000000000000000000001000", @ANYRES32=0x0, @ANYBLOB="400d0000000000003000128008000100687372002400028008000200", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r2], 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r4 = openat$tun(0xffffffffffffff9c, 0x0, 0x40241, 0x0) ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r5 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r5, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) write$tun(r4, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program did not crash testing program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="d80000001b00010000000000fdfffffffc000000000000000000000000000000200100000000000000000000000000004e240000000000010000000000000000", @ANYRES32, @ANYRES32, @ANYBLOB="0000000000000000ffffffffffffff7ffcffffffffffffff04000000000000000000000000000000fdffffffffffffff00000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006fcffff00000000000003000000000000000000000000000c0008"], 0xd8}, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000540)={'gretap0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="5000000010000104000000000000000000001000", @ANYRES32=0x0, @ANYBLOB="400d0000000000003000128008000100687372002400028008000200", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r2], 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r4, 0x400454ca, 0x0) r5 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r5, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) write$tun(r4, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program did not crash testing program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="d80000001b00010000000000fdfffffffc000000000000000000000000000000200100000000000000000000000000004e240000000000010000000000000000", @ANYRES32, @ANYRES32, @ANYBLOB="0000000000000000ffffffffffffff7ffcffffffffffffff04000000000000000000000000000000fdffffffffffffff00000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006fcffff00000000000003000000000000000000000000000c0008"], 0xd8}, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000540)={'gretap0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="5000000010000104000000000000000000001000", @ANYRES32=0x0, @ANYBLOB="400d0000000000003000128008000100687372002400028008000200", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r2], 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r5 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r5, 0x8914, 0x0) write$tun(r4, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program did not crash testing program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="d80000001b00010000000000fdfffffffc000000000000000000000000000000200100000000000000000000000000004e240000000000010000000000000000", @ANYRES32, @ANYRES32, @ANYBLOB="0000000000000000ffffffffffffff7ffcffffffffffffff04000000000000000000000000000000fdffffffffffffff00000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006fcffff00000000000003000000000000000000000000000c0008"], 0xd8}, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000540)={'gretap0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="5000000010000104000000000000000000001000", @ANYRES32=0x0, @ANYBLOB="400d0000000000003000128008000100687372002400028008000200", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r2], 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r5 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r5, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) write$tun(r4, 0x0, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun program crashed: KASAN: use-after-free Read in qdisc_pkt_len_segs_init simplifying C reproducer testing compiled C program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun program crashed: KASAN: use-after-free Read in qdisc_pkt_len_segs_init testing compiled C program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun program crashed: KASAN: use-after-free Read in qdisc_pkt_len_segs_init testing compiled C program (duration=33.708808923s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun program did not crash testing compiled C program (duration=33.708808923s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun program did not crash testing compiled C program (duration=33.708808923s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun program did not crash testing compiled C program (duration=33.708808923s, {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:false 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun program crashed: KASAN: use-after-free Read in qdisc_pkt_len_segs_init testing compiled C program (duration=33.708808923s, {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:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun program crashed: KASAN: use-after-free Read in qdisc_pkt_len_segs_init testing compiled C program (duration=33.708808923s, {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:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun program crashed: KASAN: use-after-free Read in qdisc_pkt_len_segs_init testing compiled C program (duration=33.708808923s, {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:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun program crashed: KASAN: use-after-free Read in qdisc_pkt_len_segs_init testing compiled C program (duration=33.708808923s, {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:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun program crashed: KASAN: use-after-free Read in qdisc_pkt_len_segs_init testing compiled C program (duration=33.708808923s, {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:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun program crashed: KASAN: use-after-free Read in qdisc_pkt_len_segs_init testing compiled C program (duration=33.708808923s, {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:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun program crashed: KASAN: use-after-free Read in qdisc_pkt_len_segs_init testing compiled C program (duration=33.708808923s, {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:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun program crashed: KASAN: use-after-free Read in qdisc_pkt_len_segs_init testing compiled C program (duration=33.708808923s, {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:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:true UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun program crashed: KASAN: use-after-free Read in qdisc_pkt_len_segs_init testing compiled C program (duration=33.708808923s, {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: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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun program crashed: KASAN: use-after-free Read in qdisc_pkt_len_segs_init testing program (duration=33.708808923s, {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: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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="d80000001b00010000000000fdfffffffc000000000000000000000000000000200100000000000000000000000000004e240000000000010000000000000000", @ANYRES32, @ANYRES32, @ANYBLOB="0000000000000000ffffffffffffff7ffcffffffffffffff04000000000000000000000000000000fdffffffffffffff00000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006fcffff00000000000003000000000000000000000000000c0008"], 0xd8}, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000540)={'gretap0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="5000000010000104000000000000000000001000", @ANYRES32=0x0, @ANYBLOB="400d0000000000003000128008000100687372002400028008000200", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r2], 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r5 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r5, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) write$tun(r4, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program crashed: KASAN: use-after-free Read in qdisc_pkt_len_segs_init validation run: crashed=true testing program (duration=33.708808923s, {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: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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="d80000001b00010000000000fdfffffffc000000000000000000000000000000200100000000000000000000000000004e240000000000010000000000000000", @ANYRES32, @ANYRES32, @ANYBLOB="0000000000000000ffffffffffffff7ffcffffffffffffff04000000000000000000000000000000fdffffffffffffff00000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006fcffff00000000000003000000000000000000000000000c0008"], 0xd8}, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000540)={'gretap0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="5000000010000104000000000000000000001000", @ANYRES32=0x0, @ANYBLOB="400d0000000000003000128008000100687372002400028008000200", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r2], 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r5 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r5, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) write$tun(r4, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program crashed: KASAN: use-after-free Read in qdisc_pkt_len_segs_init validation run: crashed=true testing program (duration=33.708808923s, {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: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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-bpf$PROG_LOAD-sendmsg$nl_xfrm-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun detailed listing: executing program 0: r0 = socket$kcm(0x1e, 0x4, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="d80000001b00010000000000fdfffffffc000000000000000000000000000000200100000000000000000000000000004e240000000000010000000000000000", @ANYRES32, @ANYRES32, @ANYBLOB="0000000000000000ffffffffffffff7ffcffffffffffffff04000000000000000000000000000000fdffffffffffffff00000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006fcffff00000000000003000000000000000000000000000c0008"], 0xd8}, 0x1, 0x0, 0x0, 0x40044}, 0x20008004) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000180)={'veth1_to_team\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000540)={'gretap0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="5000000010000104000000000000000000001000", @ANYRES32=0x0, @ANYBLOB="400d0000000000003000128008000100687372002400028008000200", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r2], 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r5 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r5, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) write$tun(r4, &(0x7f00000002c0)={@val={0x0, 0x86dd}, @val={0x0, 0x1, 0x11, 0x4, 0x0, 0xca6}, @mpls={[], @ipv6=@gre_packet={0xe, 0x6, "ec00be", 0x44, 0x2f, 0xff, @local, @mcast2, {[], {{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x88be, 0x0, 0x3}, {0x0, 0x0, 0x1, 0x1}, {0x1, 0x0, 0x1}, {0xa888, 0x88be, 0x2, {{0x6, 0x1, 0x9, 0x2, 0x1, 0x0, 0x3, 0x5}, 0x1, {0x88a8}}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2, 0x9, 0x0, 0x0, 0x2, 0x7, 0x8e}, 0x2, {0x2, 0x4, 0x0, 0x5, 0x1, 0x1, 0x1}}}, {0x8, 0x6558, 0x2}}}}}}, 0x7a) program crashed: KASAN: use-after-free Read in qdisc_pkt_len_segs_init validation run: crashed=true reproducing took 41m59.433993628s repro crashed as (corrupted=false): ================================================================== BUG: KASAN: use-after-free in __tcp_hdrlen include/linux/tcp.h:31 [inline] BUG: KASAN: use-after-free in qdisc_pkt_len_segs_init+0xa51/0xb30 net/core/dev.c:4142 Read of size 2 at addr ffff888153bf6ab4 by task syz.0.17/5925 CPU: 0 UID: 0 PID: 5925 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120 print_address_description mm/kasan/report.c:378 [inline] print_report+0x13d/0x4b0 mm/kasan/report.c:482 kasan_report+0xdf/0x1c0 mm/kasan/report.c:595 __tcp_hdrlen include/linux/tcp.h:31 [inline] qdisc_pkt_len_segs_init+0xa51/0xb30 net/core/dev.c:4142 __dev_queue_xmit+0x270/0x4940 net/core/dev.c:4784 dev_queue_xmit include/linux/netdevice.h:3446 [inline] hsr_xmit net/hsr/hsr_forward.c:440 [inline] hsr_forward_do net/hsr/hsr_forward.c:581 [inline] hsr_forward_skb+0xdd3/0x28d0 net/hsr/hsr_forward.c:743 hsr_handle_frame+0x82f/0xac0 net/hsr/hsr_slave.c:81 __netif_receive_skb_core.constprop.0+0x6c5/0x3530 net/core/dev.c:6093 __netif_receive_skb_list_core+0x353/0x940 net/core/dev.c:6281 __netif_receive_skb_list net/core/dev.c:6348 [inline] netif_receive_skb_list_internal+0x722/0xd40 net/core/dev.c:6439 gro_normal_list include/net/gro.h:523 [inline] gro_normal_list include/net/gro.h:519 [inline] gro_flush_normal include/net/gro.h:531 [inline] napi_complete_done+0x221/0x940 net/core/dev.c:6807 gro_cell_poll+0x46e/0x690 net/core/gro_cells.c:74 __napi_poll.constprop.0+0xaf/0x450 net/core/dev.c:7729 napi_poll net/core/dev.c:7792 [inline] net_rx_action+0xa40/0xf20 net/core/dev.c:7949 handle_softirqs+0x1ea/0x9b0 kernel/softirq.c:622 do_softirq kernel/softirq.c:523 [inline] do_softirq+0xac/0xe0 kernel/softirq.c:510 __local_bh_enable_ip+0xf8/0x120 kernel/softirq.c:450 local_bh_enable include/linux/bottom_half.h:33 [inline] tun_rx_batched.isra.0+0x407/0x750 drivers/net/tun.c:1543 tun_get_user+0x1e31/0x3c20 drivers/net/tun.c:1986 tun_chr_write_iter+0xdc/0x200 drivers/net/tun.c:2032 new_sync_write fs/read_write.c:595 [inline] vfs_write+0x6ac/0x1050 fs/read_write.c:687 ksys_write+0x12a/0x250 fs/read_write.c:739 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x115/0x870 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f088459de59 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffe16c6d7c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f0884825fa0 RCX: 00007f088459de59 RDX: 000000000000007a RSI: 00002000000002c0 RDI: 0000000000000005 RBP: 00007f0884633e6f R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f0884825fac R14: 00007f0884825fa0 R15: 00007f0884825fa0 The buggy address belongs to the physical page: page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x153bf6 flags: 0x57ff00000000000(node=1|zone=2|lastcpupid=0x7ff) raw: 057ff00000000000 ffffea00054efd88 ffffea00054efd88 0000000000000000 raw: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000 page dumped because: kasan: bad access detected page_owner info is not present (never set?) Memory state around the buggy address: ffff888153bf6980: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ffff888153bf6a00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff >ffff888153bf6a80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ^ ffff888153bf6b00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ffff888153bf6b80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ================================================================== final repro crashed as (corrupted=false): ================================================================== BUG: KASAN: use-after-free in __tcp_hdrlen include/linux/tcp.h:31 [inline] BUG: KASAN: use-after-free in qdisc_pkt_len_segs_init+0xa51/0xb30 net/core/dev.c:4142 Read of size 2 at addr ffff888153bf6ab4 by task syz.0.17/5925 CPU: 0 UID: 0 PID: 5925 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120 print_address_description mm/kasan/report.c:378 [inline] print_report+0x13d/0x4b0 mm/kasan/report.c:482 kasan_report+0xdf/0x1c0 mm/kasan/report.c:595 __tcp_hdrlen include/linux/tcp.h:31 [inline] qdisc_pkt_len_segs_init+0xa51/0xb30 net/core/dev.c:4142 __dev_queue_xmit+0x270/0x4940 net/core/dev.c:4784 dev_queue_xmit include/linux/netdevice.h:3446 [inline] hsr_xmit net/hsr/hsr_forward.c:440 [inline] hsr_forward_do net/hsr/hsr_forward.c:581 [inline] hsr_forward_skb+0xdd3/0x28d0 net/hsr/hsr_forward.c:743 hsr_handle_frame+0x82f/0xac0 net/hsr/hsr_slave.c:81 __netif_receive_skb_core.constprop.0+0x6c5/0x3530 net/core/dev.c:6093 __netif_receive_skb_list_core+0x353/0x940 net/core/dev.c:6281 __netif_receive_skb_list net/core/dev.c:6348 [inline] netif_receive_skb_list_internal+0x722/0xd40 net/core/dev.c:6439 gro_normal_list include/net/gro.h:523 [inline] gro_normal_list include/net/gro.h:519 [inline] gro_flush_normal include/net/gro.h:531 [inline] napi_complete_done+0x221/0x940 net/core/dev.c:6807 gro_cell_poll+0x46e/0x690 net/core/gro_cells.c:74 __napi_poll.constprop.0+0xaf/0x450 net/core/dev.c:7729 napi_poll net/core/dev.c:7792 [inline] net_rx_action+0xa40/0xf20 net/core/dev.c:7949 handle_softirqs+0x1ea/0x9b0 kernel/softirq.c:622 do_softirq kernel/softirq.c:523 [inline] do_softirq+0xac/0xe0 kernel/softirq.c:510 __local_bh_enable_ip+0xf8/0x120 kernel/softirq.c:450 local_bh_enable include/linux/bottom_half.h:33 [inline] tun_rx_batched.isra.0+0x407/0x750 drivers/net/tun.c:1543 tun_get_user+0x1e31/0x3c20 drivers/net/tun.c:1986 tun_chr_write_iter+0xdc/0x200 drivers/net/tun.c:2032 new_sync_write fs/read_write.c:595 [inline] vfs_write+0x6ac/0x1050 fs/read_write.c:687 ksys_write+0x12a/0x250 fs/read_write.c:739 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x115/0x870 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f088459de59 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffe16c6d7c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f0884825fa0 RCX: 00007f088459de59 RDX: 000000000000007a RSI: 00002000000002c0 RDI: 0000000000000005 RBP: 00007f0884633e6f R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f0884825fac R14: 00007f0884825fa0 R15: 00007f0884825fa0 The buggy address belongs to the physical page: page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x153bf6 flags: 0x57ff00000000000(node=1|zone=2|lastcpupid=0x7ff) raw: 057ff00000000000 ffffea00054efd88 ffffea00054efd88 0000000000000000 raw: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000 page dumped because: kasan: bad access detected page_owner info is not present (never set?) Memory state around the buggy address: ffff888153bf6980: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ffff888153bf6a00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff >ffff888153bf6a80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ^ ffff888153bf6b00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ffff888153bf6b80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ==================================================================