Extracting prog: 36.255164178s Minimizing prog: 10m40.058721901s Simplifying prog options: 0s Extracting C: 31.389831489s Simplifying C: 5m32.396420123s extracting reproducer from 69 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:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD-bpf$BPF_LINK_CREATE_XDP-socket$inet_udp-sendto$inet detailed listing: executing program 0: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000600)={0x20, 0x3, &(0x7f0000000200)=@framed, &(0x7f0000000000)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @netfilter=0x2d, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x99ee}, 0x94) bpf$BPF_LINK_CREATE_XDP(0x1c, &(0x7f0000002380)={r0, 0x0, 0x2d, 0x0, @val=@netfilter={0x2, 0x4, 0x600, 0x1}}, 0x20) r1 = socket$inet_udp(0x2, 0x2, 0x0) sendto$inet(r1, 0x0, 0x0, 0x0, &(0x7f0000000000)={0x2, 0x4e20, @empty}, 0x10) program crashed: BUG: assuming non migratable context at include/linux/filter.h:LINE single: successfully extracted reproducer found reproducer with 4 syscalls minimizing guilty program testing program (duration=45.330214257s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD-bpf$BPF_LINK_CREATE_XDP-socket$inet_udp detailed listing: executing program 0: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000600)={0x20, 0x3, &(0x7f0000000200)=@framed, &(0x7f0000000000)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @netfilter=0x2d, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x99ee}, 0x94) bpf$BPF_LINK_CREATE_XDP(0x1c, &(0x7f0000002380)={r0, 0x0, 0x2d, 0x0, @val=@netfilter={0x2, 0x4, 0x600, 0x1}}, 0x20) socket$inet_udp(0x2, 0x2, 0x0) program did not crash testing program (duration=45.330214257s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD-bpf$BPF_LINK_CREATE_XDP-sendto$inet detailed listing: executing program 0: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000600)={0x20, 0x3, &(0x7f0000000200)=@framed, &(0x7f0000000000)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @netfilter=0x2d, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x99ee}, 0x94) bpf$BPF_LINK_CREATE_XDP(0x1c, &(0x7f0000002380)={r0, 0x0, 0x2d, 0x0, @val=@netfilter={0x2, 0x4, 0x600, 0x1}}, 0x20) sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000000)={0x2, 0x4e20, @empty}, 0x10) program did not crash testing program (duration=45.330214257s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD-socket$inet_udp-sendto$inet detailed listing: executing program 0: bpf$PROG_LOAD(0x5, &(0x7f0000000600)={0x20, 0x3, &(0x7f0000000200)=@framed, &(0x7f0000000000)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @netfilter=0x2d, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x99ee}, 0x94) r0 = socket$inet_udp(0x2, 0x2, 0x0) sendto$inet(r0, 0x0, 0x0, 0x0, &(0x7f0000000000)={0x2, 0x4e20, @empty}, 0x10) program did not crash testing program (duration=45.330214257s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_LINK_CREATE_XDP-socket$inet_udp-sendto$inet detailed listing: executing program 0: bpf$BPF_LINK_CREATE_XDP(0x1c, &(0x7f0000002380)={0xffffffffffffffff, 0x0, 0x2d, 0x0, @val=@netfilter={0x2, 0x4, 0x600, 0x1}}, 0x20) r0 = socket$inet_udp(0x2, 0x2, 0x0) sendto$inet(r0, 0x0, 0x0, 0x0, &(0x7f0000000000)={0x2, 0x4e20, @empty}, 0x10) program did not crash testing program (duration=45.330214257s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD-bpf$BPF_LINK_CREATE_XDP-socket$inet_udp-sendto$inet detailed listing: executing program 0: r0 = bpf$PROG_LOAD(0x5, 0x0, 0x0) bpf$BPF_LINK_CREATE_XDP(0x1c, &(0x7f0000002380)={r0, 0x0, 0x2d, 0x0, @val=@netfilter={0x2, 0x4, 0x600, 0x1}}, 0x20) r1 = socket$inet_udp(0x2, 0x2, 0x0) sendto$inet(r1, 0x0, 0x0, 0x0, &(0x7f0000000000)={0x2, 0x4e20, @empty}, 0x10) program did not crash testing program (duration=45.330214257s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD-bpf$BPF_LINK_CREATE_XDP-socket$inet_udp-sendto$inet detailed listing: executing program 0: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000600)={0x20, 0x0, 0x0, &(0x7f0000000000)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @netfilter=0x2d, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x99ee}, 0x94) bpf$BPF_LINK_CREATE_XDP(0x1c, &(0x7f0000002380)={r0, 0x0, 0x2d, 0x0, @val=@netfilter={0x2, 0x4, 0x600, 0x1}}, 0x20) r1 = socket$inet_udp(0x2, 0x2, 0x0) sendto$inet(r1, 0x0, 0x0, 0x0, &(0x7f0000000000)={0x2, 0x4e20, @empty}, 0x10) program did not crash testing program (duration=45.330214257s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD-bpf$BPF_LINK_CREATE_XDP-socket$inet_udp-sendto$inet detailed listing: executing program 0: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000600)={0x20, 0x3, &(0x7f0000000200)=@framed, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @netfilter=0x2d, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x99ee}, 0x94) bpf$BPF_LINK_CREATE_XDP(0x1c, &(0x7f0000002380)={r0, 0x0, 0x2d, 0x0, @val=@netfilter={0x2, 0x4, 0x600, 0x1}}, 0x20) r1 = socket$inet_udp(0x2, 0x2, 0x0) sendto$inet(r1, 0x0, 0x0, 0x0, &(0x7f0000000000)={0x2, 0x4e20, @empty}, 0x10) program did not crash testing program (duration=45.330214257s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD-bpf$BPF_LINK_CREATE_XDP-socket$inet_udp-sendto$inet detailed listing: executing program 0: bpf$PROG_LOAD(0x5, &(0x7f0000000600)={0x20, 0x3, &(0x7f0000000200)=@framed, &(0x7f0000000000)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @netfilter=0x2d, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x99ee}, 0x94) bpf$BPF_LINK_CREATE_XDP(0x1c, 0x0, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) sendto$inet(r0, 0x0, 0x0, 0x0, &(0x7f0000000000)={0x2, 0x4e20, @empty}, 0x10) program did not crash testing program (duration=45.330214257s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD-bpf$BPF_LINK_CREATE_XDP-socket$inet_udp-sendto$inet detailed listing: executing program 0: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000600)={0x20, 0x3, &(0x7f0000000200)=@framed, &(0x7f0000000000)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @netfilter=0x2d, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x99ee}, 0x94) bpf$BPF_LINK_CREATE_XDP(0x1c, &(0x7f0000002380)={r0, 0x0, 0x2d, 0x0, @val=@netfilter={0x2, 0x4, 0x600, 0x1}}, 0x20) r1 = socket$inet_udp(0x2, 0x2, 0x0) sendto$inet(r1, 0x0, 0x0, 0x0, 0x0, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=45.330214257s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD-bpf$BPF_LINK_CREATE_XDP-socket$inet_udp-sendto$inet program crashed: BUG: assuming non migratable context at include/linux/filter.h:LINE simplifying C reproducer testing compiled C program (duration=45.330214257s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD-bpf$BPF_LINK_CREATE_XDP-socket$inet_udp-sendto$inet program crashed: BUG: assuming non migratable context at include/linux/filter.h:LINE testing compiled C program (duration=45.330214257s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD-bpf$BPF_LINK_CREATE_XDP-socket$inet_udp-sendto$inet program crashed: BUG: assuming non migratable context at include/linux/filter.h:LINE testing compiled C program (duration=45.330214257s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD-bpf$BPF_LINK_CREATE_XDP-socket$inet_udp-sendto$inet program crashed: BUG: assuming non migratable context at include/linux/filter.h:LINE testing compiled C program (duration=45.330214257s, {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}}): bpf$PROG_LOAD-bpf$BPF_LINK_CREATE_XDP-socket$inet_udp-sendto$inet program crashed: BUG: assuming non migratable context at include/linux/filter.h:LINE testing compiled C program (duration=45.330214257s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD-bpf$BPF_LINK_CREATE_XDP-socket$inet_udp-sendto$inet program crashed: BUG: assuming non migratable context at include/linux/filter.h:LINE testing compiled C program (duration=45.330214257s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD-bpf$BPF_LINK_CREATE_XDP-socket$inet_udp-sendto$inet program crashed: BUG: assuming non migratable context at include/linux/filter.h:LINE testing compiled C program (duration=45.330214257s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD-bpf$BPF_LINK_CREATE_XDP-socket$inet_udp-sendto$inet program crashed: BUG: assuming non migratable context at include/linux/filter.h:LINE testing program (duration=45.330214257s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD-bpf$BPF_LINK_CREATE_XDP-socket$inet_udp-sendto$inet detailed listing: executing program 0: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000600)={0x20, 0x3, &(0x7f0000000200)=@framed, &(0x7f0000000000)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @netfilter=0x2d, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x99ee}, 0x94) bpf$BPF_LINK_CREATE_XDP(0x1c, &(0x7f0000002380)={r0, 0x0, 0x2d, 0x0, @val=@netfilter={0x2, 0x4, 0x600, 0x1}}, 0x20) r1 = socket$inet_udp(0x2, 0x2, 0x0) sendto$inet(r1, 0x0, 0x0, 0x0, &(0x7f0000000000)={0x2, 0x4e20, @empty}, 0x10) program crashed: BUG: assuming non migratable context at include/linux/filter.h:LINE validation run: crashed=true testing program (duration=45.330214257s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD-bpf$BPF_LINK_CREATE_XDP-socket$inet_udp-sendto$inet detailed listing: executing program 0: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000600)={0x20, 0x3, &(0x7f0000000200)=@framed, &(0x7f0000000000)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @netfilter=0x2d, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x99ee}, 0x94) bpf$BPF_LINK_CREATE_XDP(0x1c, &(0x7f0000002380)={r0, 0x0, 0x2d, 0x0, @val=@netfilter={0x2, 0x4, 0x600, 0x1}}, 0x20) r1 = socket$inet_udp(0x2, 0x2, 0x0) sendto$inet(r1, 0x0, 0x0, 0x0, &(0x7f0000000000)={0x2, 0x4e20, @empty}, 0x10) program crashed: BUG: assuming non migratable context at include/linux/filter.h:LINE validation run: crashed=true testing program (duration=45.330214257s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD-bpf$BPF_LINK_CREATE_XDP-socket$inet_udp-sendto$inet detailed listing: executing program 0: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000600)={0x20, 0x3, &(0x7f0000000200)=@framed, &(0x7f0000000000)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @netfilter=0x2d, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x99ee}, 0x94) bpf$BPF_LINK_CREATE_XDP(0x1c, &(0x7f0000002380)={r0, 0x0, 0x2d, 0x0, @val=@netfilter={0x2, 0x4, 0x600, 0x1}}, 0x20) r1 = socket$inet_udp(0x2, 0x2, 0x0) sendto$inet(r1, 0x0, 0x0, 0x0, &(0x7f0000000000)={0x2, 0x4e20, @empty}, 0x10) program crashed: BUG: assuming non migratable context at include/linux/filter.h:LINE validation run: crashed=true reproducing took 19m54.201653458s repro crashed as (corrupted=false): BUG: assuming non migratable context at include/linux/filter.h:599 in_atomic(): 0, irqs_disabled(): 0, migration_disabled() 0 pid: 5937, name: syz.0.16 1 lock held by syz.0.16/5937: #0: ffffffff8cd2fae0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:334 [inline] #0: ffffffff8cd2fae0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:786 [inline] #0: ffffffff8cd2fae0 (rcu_read_lock){....}-{1:2}, at: nf_hook+0x9e/0x370 include/linux/netfilter.h:228 CPU: 0 PID: 5937 Comm: syz.0.16 Not tainted 6.6.98-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Call Trace: dump_stack_lvl+0x16c/0x230 lib/dump_stack.c:106 __cant_migrate+0x234/0x2e0 kernel/sched/core.c:10269 __bpf_prog_run include/linux/filter.h:599 [inline] bpf_prog_run include/linux/filter.h:619 [inline] nf_hook_run_bpf+0x90/0x1e0 net/netfilter/nf_bpf_link.c:20 nf_hook_entry_hookfn include/linux/netfilter.h:144 [inline] nf_hook_slow+0xbd/0x200 net/netfilter/core.c:626 nf_hook+0x215/0x370 include/linux/netfilter.h:259 NF_HOOK_COND include/linux/netfilter.h:292 [inline] ip_output+0x16c/0x210 net/ipv4/ip_output.c:433 dst_output include/net/dst.h:467 [inline] ip_local_out net/ipv4/ip_output.c:129 [inline] ip_send_skb+0x12d/0x1d0 net/ipv4/ip_output.c:1491 udp_send_skb+0xa37/0x13a0 net/ipv4/udp.c:984 udp_sendmsg+0x19b8/0x2330 net/ipv4/udp.c:1270 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] __sys_sendto+0x46a/0x620 net/socket.c:2201 __do_sys_sendto net/socket.c:2213 [inline] __se_sys_sendto net/socket.c:2209 [inline] __x64_sys_sendto+0xde/0xf0 net/socket.c:2209 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f5aed78e929 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffe20dc60f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 00007f5aed9b5fa0 RCX: 00007f5aed78e929 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 RBP: 00007f5aed810b39 R08: 0000200000000000 R09: 0000000000000010 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f5aed9b5fa0 R14: 00007f5aed9b5fa0 R15: 0000000000000006 final repro crashed as (corrupted=false): BUG: assuming non migratable context at include/linux/filter.h:599 in_atomic(): 0, irqs_disabled(): 0, migration_disabled() 0 pid: 5937, name: syz.0.16 1 lock held by syz.0.16/5937: #0: ffffffff8cd2fae0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:334 [inline] #0: ffffffff8cd2fae0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:786 [inline] #0: ffffffff8cd2fae0 (rcu_read_lock){....}-{1:2}, at: nf_hook+0x9e/0x370 include/linux/netfilter.h:228 CPU: 0 PID: 5937 Comm: syz.0.16 Not tainted 6.6.98-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Call Trace: dump_stack_lvl+0x16c/0x230 lib/dump_stack.c:106 __cant_migrate+0x234/0x2e0 kernel/sched/core.c:10269 __bpf_prog_run include/linux/filter.h:599 [inline] bpf_prog_run include/linux/filter.h:619 [inline] nf_hook_run_bpf+0x90/0x1e0 net/netfilter/nf_bpf_link.c:20 nf_hook_entry_hookfn include/linux/netfilter.h:144 [inline] nf_hook_slow+0xbd/0x200 net/netfilter/core.c:626 nf_hook+0x215/0x370 include/linux/netfilter.h:259 NF_HOOK_COND include/linux/netfilter.h:292 [inline] ip_output+0x16c/0x210 net/ipv4/ip_output.c:433 dst_output include/net/dst.h:467 [inline] ip_local_out net/ipv4/ip_output.c:129 [inline] ip_send_skb+0x12d/0x1d0 net/ipv4/ip_output.c:1491 udp_send_skb+0xa37/0x13a0 net/ipv4/udp.c:984 udp_sendmsg+0x19b8/0x2330 net/ipv4/udp.c:1270 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] __sys_sendto+0x46a/0x620 net/socket.c:2201 __do_sys_sendto net/socket.c:2213 [inline] __se_sys_sendto net/socket.c:2209 [inline] __x64_sys_sendto+0xde/0xf0 net/socket.c:2209 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f5aed78e929 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffe20dc60f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 00007f5aed9b5fa0 RCX: 00007f5aed78e929 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 RBP: 00007f5aed810b39 R08: 0000200000000000 R09: 0000000000000010 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f5aed9b5fa0 R14: 00007f5aed9b5fa0 R15: 0000000000000006