Extracting prog: 49.015100876s
Minimizing prog: 13m4.138481907s
Simplifying prog options: 0s
Extracting C: 27.373754099s
Simplifying C: 4m43.722831771s


extracting reproducer from 66 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_PROG_ATTACH-bpf$MAP_UPDATE_ELEM-sendto
detailed listing:
executing program 0:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@base={0xf, 0x4, 0x4, 0x4, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48)
r3 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xe, 0x6, &(0x7f0000000300)=ANY=[@ANYBLOB="b702000001000000b703000000000000b7040000000000008500000032000000b70000000100000095"], &(0x7f0000000400)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sk_skb=0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_PROG_ATTACH(0x8, &(0x7f0000000500)={@map=r2, r3, 0x5, 0x0, 0x0, @void, @value=0x0}, 0x20)
bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000600)={r2, &(0x7f0000000640), &(0x7f0000000680)=@tcp=r0}, 0x20)
sendto(r1, &(0x7f0000000800)="01", 0x1, 0x0, 0x0, 0x0)

program crashed: KASAN: use-after-free Read in sk_skb_adjust_room
single: successfully extracted reproducer
found reproducer with 6 syscalls
minimizing guilty program
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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_PROG_ATTACH-bpf$MAP_UPDATE_ELEM
detailed listing:
executing program 0:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={<r0=>0xffffffffffffffff})
r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@base={0xf, 0x4, 0x4, 0x4, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48)
r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xe, 0x6, &(0x7f0000000300)=ANY=[@ANYBLOB="b702000001000000b703000000000000b7040000000000008500000032000000b70000000100000095"], &(0x7f0000000400)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sk_skb=0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_PROG_ATTACH(0x8, &(0x7f0000000500)={@map=r1, r2, 0x5, 0x0, 0x0, @void, @value=0x0}, 0x20)
bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000600)={r1, &(0x7f0000000640), &(0x7f0000000680)=@tcp=r0}, 0x20)

program did not crash
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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_PROG_ATTACH-sendto
detailed listing:
executing program 0:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@base={0xf, 0x4, 0x4, 0x4, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48)
r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xe, 0x6, &(0x7f0000000300)=ANY=[@ANYBLOB="b702000001000000b703000000000000b7040000000000008500000032000000b70000000100000095"], &(0x7f0000000400)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sk_skb=0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_PROG_ATTACH(0x8, &(0x7f0000000500)={@map=r1, r2, 0x5, 0x0, 0x0, @void, @value=0x0}, 0x20)
sendto(r0, &(0x7f0000000800)="01", 0x1, 0x0, 0x0, 0x0)

program did not crash
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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$MAP_UPDATE_ELEM-sendto
detailed listing:
executing program 0:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@base={0xf, 0x4, 0x4, 0x4, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48)
bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xe, 0x6, &(0x7f0000000300)=ANY=[@ANYBLOB="b702000001000000b703000000000000b7040000000000008500000032000000b70000000100000095"], &(0x7f0000000400)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sk_skb=0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000600)={r2, &(0x7f0000000640), &(0x7f0000000680)=@tcp=r0}, 0x20)
sendto(r1, &(0x7f0000000800)="01", 0x1, 0x0, 0x0, 0x0)

program did not crash
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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-bpf$MAP_CREATE-bpf$BPF_PROG_ATTACH-bpf$MAP_UPDATE_ELEM-sendto
detailed listing:
executing program 0:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@base={0xf, 0x4, 0x4, 0x4, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48)
bpf$BPF_PROG_ATTACH(0x8, &(0x7f0000000500)={@map=r2, 0xffffffffffffffff, 0x5, 0x0, 0x0, @void, @value=0x0}, 0x20)
bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000600)={r2, &(0x7f0000000640), &(0x7f0000000680)=@tcp=r0}, 0x20)
sendto(r1, &(0x7f0000000800)="01", 0x1, 0x0, 0x0, 0x0)

program did not crash
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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-bpf$PROG_LOAD-bpf$BPF_PROG_ATTACH-bpf$MAP_UPDATE_ELEM-sendto
detailed listing:
executing program 0:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xe, 0x6, &(0x7f0000000300)=ANY=[@ANYBLOB="b702000001000000b703000000000000b7040000000000008500000032000000b70000000100000095"], &(0x7f0000000400)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sk_skb=0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_PROG_ATTACH(0x8, &(0x7f0000000500)={@map, r2, 0x5, 0x0, 0x0, @void, @value=0x0}, 0x20)
bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000600)={0xffffffffffffffff, &(0x7f0000000640), &(0x7f0000000680)=@tcp=r0}, 0x20)
sendto(r1, &(0x7f0000000800)="01", 0x1, 0x0, 0x0, 0x0)

program did not crash
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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_PROG_ATTACH-bpf$MAP_UPDATE_ELEM-sendto
detailed listing:
executing program 0:
r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@base={0xf, 0x4, 0x4, 0x4, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48)
r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xe, 0x6, &(0x7f0000000300)=ANY=[@ANYBLOB="b702000001000000b703000000000000b7040000000000008500000032000000b70000000100000095"], &(0x7f0000000400)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sk_skb=0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_PROG_ATTACH(0x8, &(0x7f0000000500)={@map=r0, r1, 0x5, 0x0, 0x0, @void, @value=0x0}, 0x20)
bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000600)={r0, &(0x7f0000000640), &(0x7f0000000680)=@tcp}, 0x20)
sendto(0xffffffffffffffff, &(0x7f0000000800)="01", 0x1, 0x0, 0x0, 0x0)

program did not crash
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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_PROG_ATTACH-bpf$MAP_UPDATE_ELEM-sendto
detailed listing:
executing program 0:
socketpair$unix(0x1, 0x1, 0x0, 0x0)
r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@base={0xf, 0x4, 0x4, 0x4, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48)
r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xe, 0x6, &(0x7f0000000300)=ANY=[@ANYBLOB="b702000001000000b703000000000000b7040000000000008500000032000000b70000000100000095"], &(0x7f0000000400)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sk_skb=0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_PROG_ATTACH(0x8, &(0x7f0000000500)={@map=r0, r1, 0x5, 0x0, 0x0, @void, @value=0x0}, 0x20)
bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000600)={r0, &(0x7f0000000640), &(0x7f0000000680)=@tcp}, 0x20)
sendto(0xffffffffffffffff, &(0x7f0000000800)="01", 0x1, 0x0, 0x0, 0x0)

program did not crash
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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_PROG_ATTACH-bpf$MAP_UPDATE_ELEM-sendto
detailed listing:
executing program 0:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
r2 = bpf$MAP_CREATE(0x0, 0x0, 0x0)
r3 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xe, 0x6, &(0x7f0000000300)=ANY=[@ANYBLOB="b702000001000000b703000000000000b7040000000000008500000032000000b70000000100000095"], &(0x7f0000000400)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sk_skb=0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_PROG_ATTACH(0x8, &(0x7f0000000500)={@map=r2, r3, 0x5, 0x0, 0x0, @void, @value=0x0}, 0x20)
bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000600)={r2, &(0x7f0000000640), &(0x7f0000000680)=@tcp=r0}, 0x20)
sendto(r1, &(0x7f0000000800)="01", 0x1, 0x0, 0x0, 0x0)

program did not crash
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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_PROG_ATTACH-bpf$MAP_UPDATE_ELEM-sendto
detailed listing:
executing program 0:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@base={0xf, 0x4, 0x4, 0x4, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48)
r3 = bpf$PROG_LOAD(0x5, 0x0, 0x0)
bpf$BPF_PROG_ATTACH(0x8, &(0x7f0000000500)={@map=r2, r3, 0x5, 0x0, 0x0, @void, @value=0x0}, 0x20)
bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000600)={r2, &(0x7f0000000640), &(0x7f0000000680)=@tcp=r0}, 0x20)
sendto(r1, &(0x7f0000000800)="01", 0x1, 0x0, 0x0, 0x0)

program did not crash
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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_PROG_ATTACH-bpf$MAP_UPDATE_ELEM-sendto
detailed listing:
executing program 0:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@base={0xf, 0x4, 0x4, 0x4, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48)
r3 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xe, 0x6, 0x0, &(0x7f0000000400)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sk_skb=0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_PROG_ATTACH(0x8, &(0x7f0000000500)={@map=r2, r3, 0x5, 0x0, 0x0, @void, @value=0x0}, 0x20)
bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000600)={r2, &(0x7f0000000640), &(0x7f0000000680)=@tcp=r0}, 0x20)
sendto(r1, &(0x7f0000000800)="01", 0x1, 0x0, 0x0, 0x0)

program did not crash
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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_PROG_ATTACH-bpf$MAP_UPDATE_ELEM-sendto
detailed listing:
executing program 0:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@base={0xf, 0x4, 0x4, 0x4, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48)
r3 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xe, 0x6, &(0x7f0000000300)=ANY=[@ANYBLOB], &(0x7f0000000400)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sk_skb=0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_PROG_ATTACH(0x8, &(0x7f0000000500)={@map=r2, r3, 0x5, 0x0, 0x0, @void, @value=0x0}, 0x20)
bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000600)={r2, &(0x7f0000000640), &(0x7f0000000680)=@tcp=r0}, 0x20)
sendto(r1, &(0x7f0000000800)="01", 0x1, 0x0, 0x0, 0x0)

program did not crash
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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_PROG_ATTACH-bpf$MAP_UPDATE_ELEM-sendto
detailed listing:
executing program 0:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@base={0xf, 0x4, 0x4, 0x4, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48)
r3 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xe, 0x6, &(0x7f0000000300)=ANY=[@ANYBLOB="b702000001000000b703000000000000b7040000000000008500000032000000b70000000100000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sk_skb=0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_PROG_ATTACH(0x8, &(0x7f0000000500)={@map=r2, r3, 0x5, 0x0, 0x0, @void, @value=0x0}, 0x20)
bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000600)={r2, &(0x7f0000000640), &(0x7f0000000680)=@tcp=r0}, 0x20)
sendto(r1, &(0x7f0000000800)="01", 0x1, 0x0, 0x0, 0x0)

program did not crash
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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_PROG_ATTACH-bpf$MAP_UPDATE_ELEM-sendto
detailed listing:
executing program 0:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@base={0xf, 0x4, 0x4, 0x4, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48)
bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xe, 0x6, &(0x7f0000000300)=ANY=[@ANYBLOB="b702000001000000b703000000000000b7040000000000008500000032000000b70000000100000095"], &(0x7f0000000400)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sk_skb=0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_PROG_ATTACH(0x8, 0x0, 0x0)
bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000600)={r2, &(0x7f0000000640), &(0x7f0000000680)=@tcp=r0}, 0x20)
sendto(r1, &(0x7f0000000800)="01", 0x1, 0x0, 0x0, 0x0)

program did not crash
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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_PROG_ATTACH-bpf$MAP_UPDATE_ELEM-sendto
detailed listing:
executing program 0:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@base={0xf, 0x4, 0x4, 0x4, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48)
r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xe, 0x6, &(0x7f0000000300)=ANY=[@ANYBLOB="b702000001000000b703000000000000b7040000000000008500000032000000b70000000100000095"], &(0x7f0000000400)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sk_skb=0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_PROG_ATTACH(0x8, &(0x7f0000000500)={@map=r1, r2, 0x5, 0x0, 0x0, @void, @value=0x0}, 0x20)
bpf$MAP_UPDATE_ELEM(0x2, 0x0, 0x0)
sendto(r0, &(0x7f0000000800)="01", 0x1, 0x0, 0x0, 0x0)

program did not crash
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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_PROG_ATTACH-bpf$MAP_UPDATE_ELEM-sendto
detailed listing:
executing program 0:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@base={0xf, 0x4, 0x4, 0x4, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48)
r3 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xe, 0x6, &(0x7f0000000300)=ANY=[@ANYBLOB="b702000001000000b703000000000000b7040000000000008500000032000000b70000000100000095"], &(0x7f0000000400)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sk_skb=0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_PROG_ATTACH(0x8, &(0x7f0000000500)={@map=r2, r3, 0x5, 0x0, 0x0, @void, @value=0x0}, 0x20)
bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000600)={r2, 0x0, &(0x7f0000000680)=@tcp=r0}, 0x20)
sendto(r1, &(0x7f0000000800)="01", 0x1, 0x0, 0x0, 0x0)

program did not crash
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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_PROG_ATTACH-bpf$MAP_UPDATE_ELEM-sendto
detailed listing:
executing program 0:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@base={0xf, 0x4, 0x4, 0x4, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48)
r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xe, 0x6, &(0x7f0000000300)=ANY=[@ANYBLOB="b702000001000000b703000000000000b7040000000000008500000032000000b70000000100000095"], &(0x7f0000000400)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sk_skb=0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_PROG_ATTACH(0x8, &(0x7f0000000500)={@map=r1, r2, 0x5, 0x0, 0x0, @void, @value=0x0}, 0x20)
bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000600)={r1, &(0x7f0000000640), 0x0}, 0x20)
sendto(r0, &(0x7f0000000800)="01", 0x1, 0x0, 0x0, 0x0)

program did not crash
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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_PROG_ATTACH-bpf$MAP_UPDATE_ELEM-sendto
detailed listing:
executing program 0:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@base={0xf, 0x4, 0x4, 0x4, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48)
r3 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xe, 0x6, &(0x7f0000000300)=ANY=[@ANYBLOB="b702000001000000b703000000000000b7040000000000008500000032000000b70000000100000095"], &(0x7f0000000400)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sk_skb=0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_PROG_ATTACH(0x8, &(0x7f0000000500)={@map=r2, r3, 0x5, 0x0, 0x0, @void, @value=0x0}, 0x20)
bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000600)={r2, &(0x7f0000000640), &(0x7f0000000680)=@tcp=r0}, 0x20)
sendto(r1, 0x0, 0x0, 0x0, 0x0, 0x0)

program did not crash
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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_PROG_ATTACH-bpf$MAP_UPDATE_ELEM-sendto
detailed listing:
executing program 0:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@base={0xf, 0x4, 0x4, 0x4, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48)
r3 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xe, 0x6, &(0x7f0000000300)=ANY=[@ANYBLOB="b702000001000000b703000000000000b7040000000000008500000032000000b70000000100000095"], &(0x7f0000000400)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sk_skb=0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_PROG_ATTACH(0x8, &(0x7f0000000500)={@map=r2, r3, 0x5, 0x0, 0x0, @void, @value=0x0}, 0x20)
bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000600)={r2, &(0x7f0000000640), &(0x7f0000000680)=@tcp=r0}, 0x20)
sendto(r1, &(0x7f0000000800), 0x0, 0x0, 0x0, 0x0)

program did not crash
extracting C reproducer
testing compiled C 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_PROG_ATTACH-bpf$MAP_UPDATE_ELEM-sendto
program crashed: KASAN: use-after-free Read in sk_skb_adjust_room
simplifying C reproducer
testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_PROG_ATTACH-bpf$MAP_UPDATE_ELEM-sendto
program crashed: KASAN: use-after-free Read in sk_skb_adjust_room
testing compiled C program (duration=30s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_PROG_ATTACH-bpf$MAP_UPDATE_ELEM-sendto
program crashed: KASAN: slab-out-of-bounds Read in sk_skb_adjust_room
a never seen crash title: KASAN: slab-out-of-bounds Read in sk_skb_adjust_room, ignore
testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_PROG_ATTACH-bpf$MAP_UPDATE_ELEM-sendto
program crashed: KASAN: slab-out-of-bounds Read in sk_skb_adjust_room
a never seen crash title: KASAN: slab-out-of-bounds Read in sk_skb_adjust_room, ignore
testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_PROG_ATTACH-bpf$MAP_UPDATE_ELEM-sendto
program crashed: KASAN: use-after-free Read in sk_skb_adjust_room
testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_PROG_ATTACH-bpf$MAP_UPDATE_ELEM-sendto
program crashed: KASAN: slab-out-of-bounds Read in sk_skb_adjust_room
a never seen crash title: KASAN: slab-out-of-bounds Read in sk_skb_adjust_room, ignore
testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_PROG_ATTACH-bpf$MAP_UPDATE_ELEM-sendto
program crashed: KASAN: slab-out-of-bounds Read in sk_skb_adjust_room
a never seen crash title: KASAN: slab-out-of-bounds Read in sk_skb_adjust_room, ignore
testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_PROG_ATTACH-bpf$MAP_UPDATE_ELEM-sendto
program crashed: KASAN: use-after-free Read in sk_skb_adjust_room
testing program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_PROG_ATTACH-bpf$MAP_UPDATE_ELEM-sendto
detailed listing:
executing program 0:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@base={0xf, 0x4, 0x4, 0x4, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48)
r3 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xe, 0x6, &(0x7f0000000300)=ANY=[@ANYBLOB="b702000001000000b703000000000000b7040000000000008500000032000000b70000000100000095"], &(0x7f0000000400)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sk_skb=0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_PROG_ATTACH(0x8, &(0x7f0000000500)={@map=r2, r3, 0x5, 0x0, 0x0, @void, @value=0x0}, 0x20)
bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000600)={r2, &(0x7f0000000640), &(0x7f0000000680)=@tcp=r0}, 0x20)
sendto(r1, &(0x7f0000000800)="01", 0x1, 0x0, 0x0, 0x0)

program crashed: KASAN: slab-out-of-bounds Read in sk_skb_adjust_room
validation run: crashed=true
testing program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_PROG_ATTACH-bpf$MAP_UPDATE_ELEM-sendto
detailed listing:
executing program 0:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@base={0xf, 0x4, 0x4, 0x4, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48)
r3 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xe, 0x6, &(0x7f0000000300)=ANY=[@ANYBLOB="b702000001000000b703000000000000b7040000000000008500000032000000b70000000100000095"], &(0x7f0000000400)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sk_skb=0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_PROG_ATTACH(0x8, &(0x7f0000000500)={@map=r2, r3, 0x5, 0x0, 0x0, @void, @value=0x0}, 0x20)
bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000600)={r2, &(0x7f0000000640), &(0x7f0000000680)=@tcp=r0}, 0x20)
sendto(r1, &(0x7f0000000800)="01", 0x1, 0x0, 0x0, 0x0)

program crashed: KASAN: use-after-free Read in sk_skb_adjust_room
validation run: crashed=true
testing program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$BPF_PROG_ATTACH-bpf$MAP_UPDATE_ELEM-sendto
detailed listing:
executing program 0:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@base={0xf, 0x4, 0x4, 0x4, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48)
r3 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xe, 0x6, &(0x7f0000000300)=ANY=[@ANYBLOB="b702000001000000b703000000000000b7040000000000008500000032000000b70000000100000095"], &(0x7f0000000400)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sk_skb=0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_PROG_ATTACH(0x8, &(0x7f0000000500)={@map=r2, r3, 0x5, 0x0, 0x0, @void, @value=0x0}, 0x20)
bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000600)={r2, &(0x7f0000000640), &(0x7f0000000680)=@tcp=r0}, 0x20)
sendto(r1, &(0x7f0000000800)="01", 0x1, 0x0, 0x0, 0x0)

program crashed: KASAN: slab-out-of-bounds Read in sk_skb_adjust_room
validation run: crashed=true
reproducing took 20m42.654175852s
repro crashed as (corrupted=false):
==================================================================
BUG: KASAN: slab-out-of-bounds in tls_get_ctx include/net/tls.h:395 [inline]
BUG: KASAN: slab-out-of-bounds in tls_sw_has_ctx_rx include/net/tls.h:427 [inline]
BUG: KASAN: slab-out-of-bounds in ____sk_skb_adjust_room net/core/filter.c:3684 [inline]
BUG: KASAN: slab-out-of-bounds in sk_skb_adjust_room+0x34e/0x610 net/core/filter.c:3661
Read of size 8 at addr ffff88810d56a348 by task syz.2.19/397

CPU: 0 PID: 397 Comm: syz.2.19 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x24 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 print_address_description+0x71/0x200 mm/kasan/report.c:316
 print_report+0x4a/0x60 mm/kasan/report.c:420
 kasan_report+0x122/0x150 mm/kasan/report.c:524
 __asan_report_load8_noabort+0x14/0x20 mm/kasan/report_generic.c:351
 tls_get_ctx include/net/tls.h:395 [inline]
 tls_sw_has_ctx_rx include/net/tls.h:427 [inline]
 ____sk_skb_adjust_room net/core/filter.c:3684 [inline]
 sk_skb_adjust_room+0x34e/0x610 net/core/filter.c:3661
 bpf_prog_e15ab8bd9cea3c06+0x19/0x20
 bpf_dispatcher_nop_func include/linux/bpf.h:987 [inline]
 __bpf_prog_run include/linux/filter.h:607 [inline]
 bpf_prog_run include/linux/filter.h:614 [inline]
 bpf_prog_run_pin_on_cpu include/linux/filter.h:631 [inline]
 sk_psock_verdict_recv+0x1c8/0x7b0 net/core/skmsg.c:1250
 unix_stream_read_skb+0x12e/0x2f0 net/unix/af_unix.c:2754
 sk_psock_verdict_data_ready+0xaf/0x1d0 net/core/skmsg.c:1268
 unix_stream_sendmsg+0x631/0xa80 net/unix/af_unix.c:2250
 sock_sendmsg_nosec net/socket.c:716 [inline]
 __sock_sendmsg net/socket.c:728 [inline]
 __sys_sendto+0x4ac/0x660 net/socket.c:2143
 __do_sys_sendto net/socket.c:2155 [inline]
 __se_sys_sendto net/socket.c:2151 [inline]
 __x64_sys_sendto+0xe5/0x100 net/socket.c:2151
 x64_sys_call+0x83/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:45
 do_syscall_x64 arch/x86/entry/common.c:46 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fdd95f9e159
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:00007ffdc3e869d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 00007fdd96225fa0 RCX: 00007fdd95f9e159
RDX: 0000000000000001 RSI: 0000200000000800 RDI: 0000000000000004
RBP: 00007fdd9603506b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fdd96225fac R14: 00007fdd96225fa0 R15: 00007fdd96225fa0
 </TASK>

The buggy address belongs to the object at ffff88810d56a300
 which belongs to the cache UNIX-STREAM of size 1152
The buggy address is located 72 bytes inside of
 1152-byte region [ffff88810d56a300, ffff88810d56a780)

The buggy address belongs to the physical page:
page:ffffea0004355a00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10d568
head:ffffea0004355a00 order:2 compound_mapcount:0 compound_pincount:0
flags: 0x4000000000010200(slab|head|zone=1)
raw: 4000000000010200 0000000000000000 dead000000000122 ffff8881088a8900
raw: 0000000000000000 00000000800c000c 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 2, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 275, tgid 275 (sshd-session), ts 18935171955, free_ts 17607629362
 set_page_owner include/linux/page_owner.h:33 [inline]
 post_alloc_hook+0x1f5/0x210 mm/page_alloc.c:2673
 prep_new_page+0x1c/0x110 mm/page_alloc.c:2680
 get_page_from_freelist+0x2ca9/0x2d20 mm/page_alloc.c:4587
 __alloc_pages+0x1fa/0x610 mm/page_alloc.c:5931
 alloc_slab_page+0x6e/0xf0 include/linux/gfp.h:-1
 allocate_slab mm/slub.c:1967 [inline]
 new_slab+0x98/0x3e0 mm/slub.c:2020
 ___slab_alloc+0x70f/0xb70 mm/slub.c:3177
 __slab_alloc+0x5e/0xa0 mm/slub.c:3263
 slab_alloc_node mm/slub.c:3348 [inline]
 slab_alloc mm/slub.c:3392 [inline]
 __kmem_cache_alloc_lru mm/slub.c:3399 [inline]
 kmem_cache_alloc+0x1a8/0x320 mm/slub.c:3408
 sk_prot_alloc+0x5f/0x320 net/core/sock.c:2053
 sk_alloc+0x3b/0x460 net/core/sock.c:2119
 unix_create1+0xb8/0x710 net/unix/af_unix.c:-1
 unix_stream_connect+0x1cd/0xda0 net/unix/af_unix.c:1487
 __sys_connect_file net/socket.c:2001 [inline]
 __sys_connect+0x3da/0x460 net/socket.c:2018
 __do_sys_connect net/socket.c:2028 [inline]
 __se_sys_connect net/socket.c:2025 [inline]
 __x64_sys_connect+0x7a/0x90 net/socket.c:2025
 x64_sys_call+0x88d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:43
page last free stack trace:
 reset_page_owner include/linux/page_owner.h:26 [inline]
 free_pages_prepare mm/page_alloc.c:1581 [inline]
 free_pcp_prepare mm/page_alloc.c:1655 [inline]
 free_unref_page_prepare+0x81b/0x820 mm/page_alloc.c:3622
 free_unref_page+0x93/0x530 mm/page_alloc.c:3720
 free_the_page mm/page_alloc.c:863 [inline]
 __free_pages+0x67/0x100 mm/page_alloc.c:6021
 __free_slab+0xc7/0x1a0 mm/slub.c:2044
 free_slab mm/slub.c:2059 [inline]
 discard_slab mm/slub.c:2065 [inline]
 __unfreeze_partials+0x15a/0x190 mm/slub.c:2614
 put_cpu_partial+0xa9/0x100 mm/slub.c:2690
 __slab_free+0x1c4/0x280 mm/slub.c:3589
 do_slab_free mm/slub.c:3666 [inline]
 ___cache_free+0xbf/0xd0 mm/slub.c:3722
 qlink_free mm/kasan/quarantine.c:168 [inline]
 qlist_free_all+0xc6/0x140 mm/kasan/quarantine.c:187
 kasan_quarantine_reduce+0x14a/0x170 mm/kasan/quarantine.c:294
 __kasan_slab_alloc+0x24/0x80 mm/kasan/common.c:311
 kasan_slab_alloc include/linux/kasan.h:202 [inline]
 slab_post_alloc_hook+0x4f/0x2d0 mm/slab.h:768
 slab_alloc_node mm/slub.c:3382 [inline]
 slab_alloc mm/slub.c:3392 [inline]
 __kmem_cache_alloc_lru mm/slub.c:3399 [inline]
 kmem_cache_alloc+0x166/0x320 mm/slub.c:3408
 getname_flags+0xba/0x510 fs/namei.c:139
 getname+0x19/0x20 fs/namei.c:218
 do_sys_openat2+0xeb/0x820 fs/open.c:1337

Memory state around the buggy address:
 ffff88810d56a200: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff88810d56a280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
>ffff88810d56a300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
                                              ^
 ffff88810d56a380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
 ffff88810d56a400: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
==================================================================

final repro crashed as (corrupted=false):
==================================================================
BUG: KASAN: slab-out-of-bounds in tls_get_ctx include/net/tls.h:395 [inline]
BUG: KASAN: slab-out-of-bounds in tls_sw_has_ctx_rx include/net/tls.h:427 [inline]
BUG: KASAN: slab-out-of-bounds in ____sk_skb_adjust_room net/core/filter.c:3684 [inline]
BUG: KASAN: slab-out-of-bounds in sk_skb_adjust_room+0x34e/0x610 net/core/filter.c:3661
Read of size 8 at addr ffff88810d56a348 by task syz.2.19/397

CPU: 0 PID: 397 Comm: syz.2.19 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x24 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 print_address_description+0x71/0x200 mm/kasan/report.c:316
 print_report+0x4a/0x60 mm/kasan/report.c:420
 kasan_report+0x122/0x150 mm/kasan/report.c:524
 __asan_report_load8_noabort+0x14/0x20 mm/kasan/report_generic.c:351
 tls_get_ctx include/net/tls.h:395 [inline]
 tls_sw_has_ctx_rx include/net/tls.h:427 [inline]
 ____sk_skb_adjust_room net/core/filter.c:3684 [inline]
 sk_skb_adjust_room+0x34e/0x610 net/core/filter.c:3661
 bpf_prog_e15ab8bd9cea3c06+0x19/0x20
 bpf_dispatcher_nop_func include/linux/bpf.h:987 [inline]
 __bpf_prog_run include/linux/filter.h:607 [inline]
 bpf_prog_run include/linux/filter.h:614 [inline]
 bpf_prog_run_pin_on_cpu include/linux/filter.h:631 [inline]
 sk_psock_verdict_recv+0x1c8/0x7b0 net/core/skmsg.c:1250
 unix_stream_read_skb+0x12e/0x2f0 net/unix/af_unix.c:2754
 sk_psock_verdict_data_ready+0xaf/0x1d0 net/core/skmsg.c:1268
 unix_stream_sendmsg+0x631/0xa80 net/unix/af_unix.c:2250
 sock_sendmsg_nosec net/socket.c:716 [inline]
 __sock_sendmsg net/socket.c:728 [inline]
 __sys_sendto+0x4ac/0x660 net/socket.c:2143
 __do_sys_sendto net/socket.c:2155 [inline]
 __se_sys_sendto net/socket.c:2151 [inline]
 __x64_sys_sendto+0xe5/0x100 net/socket.c:2151
 x64_sys_call+0x83/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:45
 do_syscall_x64 arch/x86/entry/common.c:46 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fdd95f9e159
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:00007ffdc3e869d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 00007fdd96225fa0 RCX: 00007fdd95f9e159
RDX: 0000000000000001 RSI: 0000200000000800 RDI: 0000000000000004
RBP: 00007fdd9603506b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fdd96225fac R14: 00007fdd96225fa0 R15: 00007fdd96225fa0
 </TASK>

The buggy address belongs to the object at ffff88810d56a300
 which belongs to the cache UNIX-STREAM of size 1152
The buggy address is located 72 bytes inside of
 1152-byte region [ffff88810d56a300, ffff88810d56a780)

The buggy address belongs to the physical page:
page:ffffea0004355a00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10d568
head:ffffea0004355a00 order:2 compound_mapcount:0 compound_pincount:0
flags: 0x4000000000010200(slab|head|zone=1)
raw: 4000000000010200 0000000000000000 dead000000000122 ffff8881088a8900
raw: 0000000000000000 00000000800c000c 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 2, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 275, tgid 275 (sshd-session), ts 18935171955, free_ts 17607629362
 set_page_owner include/linux/page_owner.h:33 [inline]
 post_alloc_hook+0x1f5/0x210 mm/page_alloc.c:2673
 prep_new_page+0x1c/0x110 mm/page_alloc.c:2680
 get_page_from_freelist+0x2ca9/0x2d20 mm/page_alloc.c:4587
 __alloc_pages+0x1fa/0x610 mm/page_alloc.c:5931
 alloc_slab_page+0x6e/0xf0 include/linux/gfp.h:-1
 allocate_slab mm/slub.c:1967 [inline]
 new_slab+0x98/0x3e0 mm/slub.c:2020
 ___slab_alloc+0x70f/0xb70 mm/slub.c:3177
 __slab_alloc+0x5e/0xa0 mm/slub.c:3263
 slab_alloc_node mm/slub.c:3348 [inline]
 slab_alloc mm/slub.c:3392 [inline]
 __kmem_cache_alloc_lru mm/slub.c:3399 [inline]
 kmem_cache_alloc+0x1a8/0x320 mm/slub.c:3408
 sk_prot_alloc+0x5f/0x320 net/core/sock.c:2053
 sk_alloc+0x3b/0x460 net/core/sock.c:2119
 unix_create1+0xb8/0x710 net/unix/af_unix.c:-1
 unix_stream_connect+0x1cd/0xda0 net/unix/af_unix.c:1487
 __sys_connect_file net/socket.c:2001 [inline]
 __sys_connect+0x3da/0x460 net/socket.c:2018
 __do_sys_connect net/socket.c:2028 [inline]
 __se_sys_connect net/socket.c:2025 [inline]
 __x64_sys_connect+0x7a/0x90 net/socket.c:2025
 x64_sys_call+0x88d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:43
page last free stack trace:
 reset_page_owner include/linux/page_owner.h:26 [inline]
 free_pages_prepare mm/page_alloc.c:1581 [inline]
 free_pcp_prepare mm/page_alloc.c:1655 [inline]
 free_unref_page_prepare+0x81b/0x820 mm/page_alloc.c:3622
 free_unref_page+0x93/0x530 mm/page_alloc.c:3720
 free_the_page mm/page_alloc.c:863 [inline]
 __free_pages+0x67/0x100 mm/page_alloc.c:6021
 __free_slab+0xc7/0x1a0 mm/slub.c:2044
 free_slab mm/slub.c:2059 [inline]
 discard_slab mm/slub.c:2065 [inline]
 __unfreeze_partials+0x15a/0x190 mm/slub.c:2614
 put_cpu_partial+0xa9/0x100 mm/slub.c:2690
 __slab_free+0x1c4/0x280 mm/slub.c:3589
 do_slab_free mm/slub.c:3666 [inline]
 ___cache_free+0xbf/0xd0 mm/slub.c:3722
 qlink_free mm/kasan/quarantine.c:168 [inline]
 qlist_free_all+0xc6/0x140 mm/kasan/quarantine.c:187
 kasan_quarantine_reduce+0x14a/0x170 mm/kasan/quarantine.c:294
 __kasan_slab_alloc+0x24/0x80 mm/kasan/common.c:311
 kasan_slab_alloc include/linux/kasan.h:202 [inline]
 slab_post_alloc_hook+0x4f/0x2d0 mm/slab.h:768
 slab_alloc_node mm/slub.c:3382 [inline]
 slab_alloc mm/slub.c:3392 [inline]
 __kmem_cache_alloc_lru mm/slub.c:3399 [inline]
 kmem_cache_alloc+0x166/0x320 mm/slub.c:3408
 getname_flags+0xba/0x510 fs/namei.c:139
 getname+0x19/0x20 fs/namei.c:218
 do_sys_openat2+0xeb/0x820 fs/open.c:1337

Memory state around the buggy address:
 ffff88810d56a200: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff88810d56a280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
>ffff88810d56a300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
                                              ^
 ffff88810d56a380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
 ffff88810d56a400: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
==================================================================