Extracting prog: 23.895451323s Minimizing prog: 12m31.046747472s Simplifying prog options: 0s Extracting C: 29.671745663s Simplifying C: 9m30.903978223s extracting reproducer from 68 programs first checking the prog from the crash report single: executing 1 programs separately with timeout 30s testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-ioctl$sock_SIOCGIFINDEX-bind$packet-setsockopt$packet_int-sendmsg$netlink detailed listing: executing program 0: r0 = socket(0x11, 0x3, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000005c0)={'gre0\x00', <r2=>0x0}) bind$packet(r0, &(0x7f0000000300)={0x11, 0x0, r2, 0x1, 0x0, 0x6, @dev}, 0x14) setsockopt$packet_int(r0, 0x107, 0xf, &(0x7f0000000240)=0xe9, 0x4) sendmsg$netlink(r0, &(0x7f0000002ac0)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000280)=ANY=[@ANYBLOB="11011400012918000e3580009f0001140000002f0600ac141430e0000003808a8972bd0b72e41082b1a3d2061fd7fdfe4b88942a31f48597e36e039b1c599db6e466749c2d4c8303a0f7fbda34fb8825f80200e3c0aba61f6304a80500ffffca88faca"], 0xdd12}, {&(0x7f0000001180)=ANY=[], 0xb70}, {&(0x7f0000000040)=ANY=[], 0x17b0}], 0x3}, 0x10) program crashed: kernel BUG in ip_do_fragment single: successfully extracted reproducer found reproducer with 6 syscalls minimizing guilty program testing program (duration=31.821375226s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-ioctl$sock_SIOCGIFINDEX-bind$packet-setsockopt$packet_int detailed listing: executing program 0: r0 = socket(0x11, 0x3, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000005c0)={'gre0\x00', <r2=>0x0}) bind$packet(r0, &(0x7f0000000300)={0x11, 0x0, r2, 0x1, 0x0, 0x6, @dev}, 0x14) setsockopt$packet_int(r0, 0x107, 0xf, &(0x7f0000000240)=0xe9, 0x4) program did not crash testing program (duration=31.821375226s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-ioctl$sock_SIOCGIFINDEX-bind$packet-sendmsg$netlink detailed listing: executing program 0: r0 = socket(0x11, 0x3, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000005c0)={'gre0\x00', <r2=>0x0}) bind$packet(r0, &(0x7f0000000300)={0x11, 0x0, r2, 0x1, 0x0, 0x6, @dev}, 0x14) sendmsg$netlink(r0, &(0x7f0000002ac0)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000280)=ANY=[@ANYBLOB="11011400012918000e3580009f0001140000002f0600ac141430e0000003808a8972bd0b72e41082b1a3d2061fd7fdfe4b88942a31f48597e36e039b1c599db6e466749c2d4c8303a0f7fbda34fb8825f80200e3c0aba61f6304a80500ffffca88faca"], 0xdd12}, {&(0x7f0000001180)=ANY=[], 0xb70}, {&(0x7f0000000040)=ANY=[], 0x17b0}], 0x3}, 0x10) program did not crash testing program (duration=31.821375226s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-ioctl$sock_SIOCGIFINDEX-setsockopt$packet_int-sendmsg$netlink detailed listing: executing program 0: r0 = socket(0x11, 0x3, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000005c0)={'gre0\x00'}) setsockopt$packet_int(r0, 0x107, 0xf, &(0x7f0000000240)=0xe9, 0x4) sendmsg$netlink(r0, &(0x7f0000002ac0)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000280)=ANY=[@ANYBLOB="11011400012918000e3580009f0001140000002f0600ac141430e0000003808a8972bd0b72e41082b1a3d2061fd7fdfe4b88942a31f48597e36e039b1c599db6e466749c2d4c8303a0f7fbda34fb8825f80200e3c0aba61f6304a80500ffffca88faca"], 0xdd12}, {&(0x7f0000001180)=ANY=[], 0xb70}, {&(0x7f0000000040)=ANY=[], 0x17b0}], 0x3}, 0x10) program did not crash testing program (duration=31.821375226s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-bind$packet-setsockopt$packet_int-sendmsg$netlink detailed listing: executing program 0: r0 = socket(0x11, 0x3, 0x0) socket$nl_generic(0x10, 0x3, 0x10) bind$packet(r0, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, 0x14) setsockopt$packet_int(r0, 0x107, 0xf, &(0x7f0000000240)=0xe9, 0x4) sendmsg$netlink(r0, &(0x7f0000002ac0)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000280)=ANY=[@ANYBLOB="11011400012918000e3580009f0001140000002f0600ac141430e0000003808a8972bd0b72e41082b1a3d2061fd7fdfe4b88942a31f48597e36e039b1c599db6e466749c2d4c8303a0f7fbda34fb8825f80200e3c0aba61f6304a80500ffffca88faca"], 0xdd12}, {&(0x7f0000001180)=ANY=[], 0xb70}, {&(0x7f0000000040)=ANY=[], 0x17b0}], 0x3}, 0x10) program did not crash testing program (duration=31.821375226s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-ioctl$sock_SIOCGIFINDEX-bind$packet-setsockopt$packet_int-sendmsg$netlink detailed listing: executing program 0: r0 = socket(0x11, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f00000005c0)={'gre0\x00', <r1=>0x0}) bind$packet(r0, &(0x7f0000000300)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @dev}, 0x14) setsockopt$packet_int(r0, 0x107, 0xf, &(0x7f0000000240)=0xe9, 0x4) sendmsg$netlink(r0, &(0x7f0000002ac0)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000280)=ANY=[@ANYBLOB="11011400012918000e3580009f0001140000002f0600ac141430e0000003808a8972bd0b72e41082b1a3d2061fd7fdfe4b88942a31f48597e36e039b1c599db6e466749c2d4c8303a0f7fbda34fb8825f80200e3c0aba61f6304a80500ffffca88faca"], 0xdd12}, {&(0x7f0000001180)=ANY=[], 0xb70}, {&(0x7f0000000040)=ANY=[], 0x17b0}], 0x3}, 0x10) program did not crash testing program (duration=31.821375226s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-ioctl$sock_SIOCGIFINDEX-bind$packet-setsockopt$packet_int-sendmsg$netlink detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000005c0)={'gre0\x00', <r1=>0x0}) bind$packet(0xffffffffffffffff, &(0x7f0000000300)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @dev}, 0x14) setsockopt$packet_int(0xffffffffffffffff, 0x107, 0xf, &(0x7f0000000240)=0xe9, 0x4) sendmsg$netlink(0xffffffffffffffff, &(0x7f0000002ac0)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000280)=ANY=[@ANYBLOB="11011400012918000e3580009f0001140000002f0600ac141430e0000003808a8972bd0b72e41082b1a3d2061fd7fdfe4b88942a31f48597e36e039b1c599db6e466749c2d4c8303a0f7fbda34fb8825f80200e3c0aba61f6304a80500ffffca88faca"], 0xdd12}, {&(0x7f0000001180)=ANY=[], 0xb70}, {&(0x7f0000000040)=ANY=[], 0x17b0}], 0x3}, 0x10) program did not crash testing program (duration=31.821375226s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-ioctl$sock_SIOCGIFINDEX-bind$packet-setsockopt$packet_int-sendmsg$netlink detailed listing: executing program 0: r0 = socket(0x11, 0x3, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, 0x0) bind$packet(r0, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, 0x14) setsockopt$packet_int(r0, 0x107, 0xf, &(0x7f0000000240)=0xe9, 0x4) sendmsg$netlink(r0, &(0x7f0000002ac0)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000280)=ANY=[@ANYBLOB="11011400012918000e3580009f0001140000002f0600ac141430e0000003808a8972bd0b72e41082b1a3d2061fd7fdfe4b88942a31f48597e36e039b1c599db6e466749c2d4c8303a0f7fbda34fb8825f80200e3c0aba61f6304a80500ffffca88faca"], 0xdd12}, {&(0x7f0000001180)=ANY=[], 0xb70}, {&(0x7f0000000040)=ANY=[], 0x17b0}], 0x3}, 0x10) program did not crash testing program (duration=31.821375226s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-ioctl$sock_SIOCGIFINDEX-bind$packet-setsockopt$packet_int-sendmsg$netlink detailed listing: executing program 0: r0 = socket(0x11, 0x3, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000005c0)={'gre0\x00'}) bind$packet(r0, 0x0, 0x0) setsockopt$packet_int(r0, 0x107, 0xf, &(0x7f0000000240)=0xe9, 0x4) sendmsg$netlink(r0, &(0x7f0000002ac0)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000280)=ANY=[@ANYBLOB="11011400012918000e3580009f0001140000002f0600ac141430e0000003808a8972bd0b72e41082b1a3d2061fd7fdfe4b88942a31f48597e36e039b1c599db6e466749c2d4c8303a0f7fbda34fb8825f80200e3c0aba61f6304a80500ffffca88faca"], 0xdd12}, {&(0x7f0000001180)=ANY=[], 0xb70}, {&(0x7f0000000040)=ANY=[], 0x17b0}], 0x3}, 0x10) program did not crash testing program (duration=31.821375226s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-ioctl$sock_SIOCGIFINDEX-bind$packet-setsockopt$packet_int-sendmsg$netlink detailed listing: executing program 0: r0 = socket(0x11, 0x3, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000005c0)={'gre0\x00', <r2=>0x0}) bind$packet(r0, &(0x7f0000000300)={0x11, 0x0, r2, 0x1, 0x0, 0x6, @dev}, 0x14) setsockopt$packet_int(r0, 0x107, 0xf, 0x0, 0x0) sendmsg$netlink(r0, &(0x7f0000002ac0)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000280)=ANY=[@ANYBLOB="11011400012918000e3580009f0001140000002f0600ac141430e0000003808a8972bd0b72e41082b1a3d2061fd7fdfe4b88942a31f48597e36e039b1c599db6e466749c2d4c8303a0f7fbda34fb8825f80200e3c0aba61f6304a80500ffffca88faca"], 0xdd12}, {&(0x7f0000001180)=ANY=[], 0xb70}, {&(0x7f0000000040)=ANY=[], 0x17b0}], 0x3}, 0x10) program did not crash testing program (duration=31.821375226s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-ioctl$sock_SIOCGIFINDEX-bind$packet-setsockopt$packet_int-sendmsg$netlink detailed listing: executing program 0: r0 = socket(0x11, 0x3, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000005c0)={'gre0\x00', <r2=>0x0}) bind$packet(r0, &(0x7f0000000300)={0x11, 0x0, r2, 0x1, 0x0, 0x6, @dev}, 0x14) setsockopt$packet_int(r0, 0x107, 0xf, &(0x7f0000000240)=0xe9, 0x4) sendmsg$netlink(r0, 0x0, 0x10) program did not crash testing program (duration=31.821375226s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-ioctl$sock_SIOCGIFINDEX-bind$packet-setsockopt$packet_int-sendmsg$netlink detailed listing: executing program 0: r0 = socket(0x11, 0x3, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000005c0)={'gre0\x00', <r2=>0x0}) bind$packet(r0, &(0x7f0000000300)={0x11, 0x0, r2, 0x1, 0x0, 0x6, @dev}, 0x14) setsockopt$packet_int(r0, 0x107, 0xf, &(0x7f0000000240)=0xe9, 0x4) sendmsg$netlink(r0, &(0x7f0000002ac0)={0x0, 0x0, 0x0}, 0x10) program did not crash testing program (duration=31.821375226s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-ioctl$sock_SIOCGIFINDEX-bind$packet-setsockopt$packet_int-sendmsg$netlink detailed listing: executing program 0: r0 = socket(0x11, 0x3, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000005c0)={'gre0\x00', <r2=>0x0}) bind$packet(r0, &(0x7f0000000300)={0x11, 0x0, r2, 0x1, 0x0, 0x6, @dev}, 0x14) setsockopt$packet_int(r0, 0x107, 0xf, &(0x7f0000000240)=0xe9, 0x4) sendmsg$netlink(r0, &(0x7f0000002ac0), 0x10) program did not crash testing program (duration=31.821375226s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-ioctl$sock_SIOCGIFINDEX-bind$packet-setsockopt$packet_int-sendmsg$netlink detailed listing: executing program 0: r0 = socket(0x11, 0x3, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000005c0)={'gre0\x00', <r2=>0x0}) bind$packet(r0, &(0x7f0000000300)={0x11, 0x0, r2, 0x1, 0x0, 0x6, @dev}, 0x14) setsockopt$packet_int(r0, 0x107, 0xf, &(0x7f0000000240)=0xe9, 0x4) sendmsg$netlink(r0, &(0x7f0000002ac0)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000280)=ANY=[@ANYBLOB="11011400012918000e3580009f0001140000002f0600ac141430e0000003808a8972bd0b72e41082b1a3d2061fd7fdfe4b88942a31f48597e36e039b1c599db6e466749c2d4c8303a0f7fbda34fb8825f80200e3c0aba61f6304a80500ffffca88faca"], 0xdd12}, {&(0x7f0000001180)=ANY=[], 0xb70}, {0x0, 0x17b0}], 0x3}, 0x10) program did not crash testing program (duration=31.821375226s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-ioctl$sock_SIOCGIFINDEX-bind$packet-setsockopt$packet_int-sendmsg$netlink detailed listing: executing program 0: r0 = socket(0x11, 0x3, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000005c0)={'gre0\x00', <r2=>0x0}) bind$packet(r0, &(0x7f0000000300)={0x11, 0x0, r2, 0x1, 0x0, 0x6, @dev}, 0x14) setsockopt$packet_int(r0, 0x107, 0xf, &(0x7f0000000240)=0xe9, 0x4) sendmsg$netlink(r0, &(0x7f0000002ac0)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000280)=ANY=[@ANYBLOB="11011400012918000e3580009f0001140000002f0600ac141430e0000003808a8972bd0b72e41082b1a3d2061fd7fdfe4b88942a31f48597e36e039b1c599db6e466749c2d4c8303a0f7fbda34fb8825f80200e3c0aba61f6304a80500ffffca88faca"], 0xdd12}, {0x0, 0xb70}, {&(0x7f0000000040)=ANY=[], 0x17b0}], 0x3}, 0x10) program did not crash testing program (duration=31.821375226s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-ioctl$sock_SIOCGIFINDEX-bind$packet-setsockopt$packet_int-sendmsg$netlink detailed listing: executing program 0: r0 = socket(0x11, 0x3, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000005c0)={'gre0\x00', <r2=>0x0}) bind$packet(r0, &(0x7f0000000300)={0x11, 0x0, r2, 0x1, 0x0, 0x6, @dev}, 0x14) setsockopt$packet_int(r0, 0x107, 0xf, &(0x7f0000000240)=0xe9, 0x4) sendmsg$netlink(r0, &(0x7f0000002ac0)={0x0, 0x0, &(0x7f0000000000)=[{0x0, 0xdd12}, {&(0x7f0000001180)=ANY=[], 0xb70}, {&(0x7f0000000040)=ANY=[], 0x17b0}], 0x3}, 0x10) program did not crash testing program (duration=31.821375226s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-ioctl$sock_SIOCGIFINDEX-bind$packet-setsockopt$packet_int-sendmsg$netlink detailed listing: executing program 0: r0 = socket(0x11, 0x3, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000005c0)={'gre0\x00', <r2=>0x0}) bind$packet(r0, &(0x7f0000000300)={0x11, 0x0, r2, 0x1, 0x0, 0x6, @dev}, 0x14) setsockopt$packet_int(r0, 0x107, 0xf, &(0x7f0000000240)=0xe9, 0x4) sendmsg$netlink(r0, &(0x7f0000002ac0)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000280)=ANY=[@ANYBLOB], 0xdd12}, {&(0x7f0000001180)=ANY=[], 0xb70}, {&(0x7f0000000040)=ANY=[], 0x17b0}], 0x3}, 0x10) program did not crash extracting C reproducer testing compiled C program (duration=31.821375226s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-ioctl$sock_SIOCGIFINDEX-bind$packet-setsockopt$packet_int-sendmsg$netlink program crashed: kernel BUG in ip_do_fragment simplifying C reproducer testing compiled C program (duration=31.821375226s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-ioctl$sock_SIOCGIFINDEX-bind$packet-setsockopt$packet_int-sendmsg$netlink program crashed: kernel BUG in ip_do_fragment testing compiled C program (duration=31.821375226s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-ioctl$sock_SIOCGIFINDEX-bind$packet-setsockopt$packet_int-sendmsg$netlink program crashed: kernel BUG in ip_do_fragment testing compiled C program (duration=31.821375226s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-ioctl$sock_SIOCGIFINDEX-bind$packet-setsockopt$packet_int-sendmsg$netlink program did not crash testing compiled C program (duration=31.821375226s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-ioctl$sock_SIOCGIFINDEX-bind$packet-setsockopt$packet_int-sendmsg$netlink program crashed: kernel BUG in ip_do_fragment testing compiled C program (duration=31.821375226s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-ioctl$sock_SIOCGIFINDEX-bind$packet-setsockopt$packet_int-sendmsg$netlink program did not crash testing compiled C program (duration=31.821375226s, {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:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-ioctl$sock_SIOCGIFINDEX-bind$packet-setsockopt$packet_int-sendmsg$netlink program crashed: kernel BUG in ip_do_fragment testing compiled C program (duration=31.821375226s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-ioctl$sock_SIOCGIFINDEX-bind$packet-setsockopt$packet_int-sendmsg$netlink program crashed: kernel BUG in ip_do_fragment testing compiled C program (duration=31.821375226s, {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: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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-ioctl$sock_SIOCGIFINDEX-bind$packet-setsockopt$packet_int-sendmsg$netlink program crashed: kernel BUG in ip_do_fragment testing compiled C program (duration=31.821375226s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-ioctl$sock_SIOCGIFINDEX-bind$packet-setsockopt$packet_int-sendmsg$netlink program crashed: kernel BUG in ip_do_fragment testing compiled C program (duration=31.821375226s, {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: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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-ioctl$sock_SIOCGIFINDEX-bind$packet-setsockopt$packet_int-sendmsg$netlink program crashed: kernel BUG in ip_do_fragment testing compiled C program (duration=31.821375226s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:true UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-ioctl$sock_SIOCGIFINDEX-bind$packet-setsockopt$packet_int-sendmsg$netlink program crashed: kernel BUG in ip_do_fragment testing compiled C program (duration=31.821375226s, {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:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-socket$nl_generic-ioctl$sock_SIOCGIFINDEX-bind$packet-setsockopt$packet_int-sendmsg$netlink program crashed: kernel BUG in ip_do_fragment reproducing took 22m55.517935691s repro crashed as (corrupted=false): ------------[ cut here ]------------ kernel BUG at net/core/dev.c:2873! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 352 Comm: syz-executor115 Not tainted 5.4.290-syzkaller-00017-g6b07fcd94a6a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 RIP: 0010:skb_checksum_help+0x873/0x880 net/core/dev.c:2873 Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c d0 fc ff ff 48 89 df e8 ae 9d 14 fe e9 c3 fc ff ff e8 84 b3 e4 fd 0f 0b e8 7d b3 e4 fd <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 41 57 41 56 41 55 41 54 53 RSP: 0018:ffff8881ef6b6ec8 EFLAGS: 00010293 RAX: ffffffff837f9783 RBX: 000000000000297d RCX: ffff8881dae42f40 RDX: 0000000000000000 RSI: 000000000000297d RDI: 0000000000003528 RBP: 0000000000003528 R08: ffffffff837f91ff R09: ffffed103ded6dca R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881da27f7f0 R13: 0000000000003526 R14: ffff8881da27f780 R15: 1ffff1103b44fefe FS: 0000555587e8e380(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000040000000d000 CR3: 00000001f0dfb000 CR4: 00000000003406b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ip_do_fragment+0x15e/0x2200 net/ipv4/ip_output.c:789 NF_HOOK_COND include/linux/netfilter.h:292 [inline] ip_output+0x19b/0x3a0 net/ipv4/ip_output.c:440 iptunnel_xmit+0x476/0x850 net/ipv4/ip_tunnel_core.c:78 ip_tunnel_xmit+0x1ac0/0x2690 net/ipv4/ip_tunnel.c:831 __gre_xmit net/ipv4/ip_gre.c:465 [inline] ipgre_xmit+0x79f/0xb30 net/ipv4/ip_gre.c:660 __netdev_start_xmit include/linux/netdevice.h:4538 [inline] netdev_start_xmit include/linux/netdevice.h:4552 [inline] xmit_one net/core/dev.c:3221 [inline] dev_hard_start_xmit+0x1b7/0x6b0 net/core/dev.c:3237 __dev_queue_xmit+0x138c/0x2790 net/core/dev.c:3821 packet_snd net/packet/af_packet.c:3060 [inline] packet_sendmsg+0x4747/0x6100 net/packet/af_packet.c:3089 sock_sendmsg_nosec net/socket.c:638 [inline] __sock_sendmsg net/socket.c:650 [inline] ____sys_sendmsg+0x5ac/0x8f0 net/socket.c:2306 ___sys_sendmsg net/socket.c:2360 [inline] __sys_sendmsg+0x28b/0x380 net/socket.c:2406 do_syscall_64+0xca/0x1c0 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x5c/0xc1 RIP: 0033:0x7f4825e14899 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fff14dc2fb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f4825e624ad RCX: 00007f4825e14899 RDX: 0000000000000010 RSI: 0000400000002ac0 RDI: 0000000000000003 RBP: 00007f4825e6247d R08: 0000555500000000 R09: 0000555500000000 R10: 0000000000000004 R11: 0000000000000246 R12: 00007f4825e623e5 R13: 0000000000000001 R14: 00007fff14dc3000 R15: 0000000000000003 Modules linked in: ---[ end trace cadfec585e1ff493 ]--- RIP: 0010:skb_checksum_help+0x873/0x880 net/core/dev.c:2873 Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c d0 fc ff ff 48 89 df e8 ae 9d 14 fe e9 c3 fc ff ff e8 84 b3 e4 fd 0f 0b e8 7d b3 e4 fd <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 41 57 41 56 41 55 41 54 53 RSP: 0018:ffff8881ef6b6ec8 EFLAGS: 00010293 RAX: ffffffff837f9783 RBX: 000000000000297d RCX: ffff8881dae42f40 RDX: 0000000000000000 RSI: 000000000000297d RDI: 0000000000003528 RBP: 0000000000003528 R08: ffffffff837f91ff R09: ffffed103ded6dca R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881da27f7f0 R13: 0000000000003526 R14: ffff8881da27f780 R15: 1ffff1103b44fefe FS: 0000555587e8e380(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000040000000d000 CR3: 00000001f0dfb000 CR4: 00000000003406b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 final repro crashed as (corrupted=false): ------------[ cut here ]------------ kernel BUG at net/core/dev.c:2873! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 352 Comm: syz-executor115 Not tainted 5.4.290-syzkaller-00017-g6b07fcd94a6a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 RIP: 0010:skb_checksum_help+0x873/0x880 net/core/dev.c:2873 Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c d0 fc ff ff 48 89 df e8 ae 9d 14 fe e9 c3 fc ff ff e8 84 b3 e4 fd 0f 0b e8 7d b3 e4 fd <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 41 57 41 56 41 55 41 54 53 RSP: 0018:ffff8881ef6b6ec8 EFLAGS: 00010293 RAX: ffffffff837f9783 RBX: 000000000000297d RCX: ffff8881dae42f40 RDX: 0000000000000000 RSI: 000000000000297d RDI: 0000000000003528 RBP: 0000000000003528 R08: ffffffff837f91ff R09: ffffed103ded6dca R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881da27f7f0 R13: 0000000000003526 R14: ffff8881da27f780 R15: 1ffff1103b44fefe FS: 0000555587e8e380(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000040000000d000 CR3: 00000001f0dfb000 CR4: 00000000003406b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ip_do_fragment+0x15e/0x2200 net/ipv4/ip_output.c:789 NF_HOOK_COND include/linux/netfilter.h:292 [inline] ip_output+0x19b/0x3a0 net/ipv4/ip_output.c:440 iptunnel_xmit+0x476/0x850 net/ipv4/ip_tunnel_core.c:78 ip_tunnel_xmit+0x1ac0/0x2690 net/ipv4/ip_tunnel.c:831 __gre_xmit net/ipv4/ip_gre.c:465 [inline] ipgre_xmit+0x79f/0xb30 net/ipv4/ip_gre.c:660 __netdev_start_xmit include/linux/netdevice.h:4538 [inline] netdev_start_xmit include/linux/netdevice.h:4552 [inline] xmit_one net/core/dev.c:3221 [inline] dev_hard_start_xmit+0x1b7/0x6b0 net/core/dev.c:3237 __dev_queue_xmit+0x138c/0x2790 net/core/dev.c:3821 packet_snd net/packet/af_packet.c:3060 [inline] packet_sendmsg+0x4747/0x6100 net/packet/af_packet.c:3089 sock_sendmsg_nosec net/socket.c:638 [inline] __sock_sendmsg net/socket.c:650 [inline] ____sys_sendmsg+0x5ac/0x8f0 net/socket.c:2306 ___sys_sendmsg net/socket.c:2360 [inline] __sys_sendmsg+0x28b/0x380 net/socket.c:2406 do_syscall_64+0xca/0x1c0 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x5c/0xc1 RIP: 0033:0x7f4825e14899 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fff14dc2fb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f4825e624ad RCX: 00007f4825e14899 RDX: 0000000000000010 RSI: 0000400000002ac0 RDI: 0000000000000003 RBP: 00007f4825e6247d R08: 0000555500000000 R09: 0000555500000000 R10: 0000000000000004 R11: 0000000000000246 R12: 00007f4825e623e5 R13: 0000000000000001 R14: 00007fff14dc3000 R15: 0000000000000003 Modules linked in: ---[ end trace cadfec585e1ff493 ]--- RIP: 0010:skb_checksum_help+0x873/0x880 net/core/dev.c:2873 Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c d0 fc ff ff 48 89 df e8 ae 9d 14 fe e9 c3 fc ff ff e8 84 b3 e4 fd 0f 0b e8 7d b3 e4 fd <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 41 57 41 56 41 55 41 54 53 RSP: 0018:ffff8881ef6b6ec8 EFLAGS: 00010293 RAX: ffffffff837f9783 RBX: 000000000000297d RCX: ffff8881dae42f40 RDX: 0000000000000000 RSI: 000000000000297d RDI: 0000000000003528 RBP: 0000000000003528 R08: ffffffff837f91ff R09: ffffed103ded6dca R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881da27f7f0 R13: 0000000000003526 R14: ffff8881da27f780 R15: 1ffff1103b44fefe FS: 0000555587e8e380(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000040000000d000 CR3: 00000001f0dfb000 CR4: 00000000003406b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400