Extracting prog: 34.948318114s Minimizing prog: 46m8.091963919s Simplifying prog options: 0s Extracting C: 30.47451335s Simplifying C: 24m0.389227046s extracting reproducer from 51 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-bind$ax25-getsockopt$inet_sctp_SCTP_RTOINFO-bpf$MAP_CREATE-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket-ioctl$sock_SIOCGIFINDEX-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_wireguard-sendmsg$WG_CMD_SET_DEVICE-socket$inet_udp-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$nl_rdma-sendmsg$netlink-syz_init_net_socket$rose-ioctl$sock_rose_SIOCADDRT-connect$rose-connect$rose-bpf$MAP_LOOKUP_ELEM-setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM-setsockopt$ax25_SO_BINDTODEVICE-connect$ax25-syz_emit_ethernet detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) bind$ax25(r0, &(0x7f0000000280)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @bcast, @null]}, 0x48) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000000)={0x0, 0xf32f, 0xfe000000}, &(0x7f00000000c0)=0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="1e000000000000002200000009", @ANYRES16=r0, @ANYRES32=r0, @ANYRESHEX=r0], 0x33) r2 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000600)=ANY=[@ANYBLOB="0008000000000000400034801400350076657468315f766c616e0000000000001400350076657468305f746f5f7465616d00000014003500776c616e3000000000000000"], 0x60}, 0x1, 0x0, 0x0, 0x800}, 0x20004010) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000040)={'tunl0\x00', 0x7101}) r4 = socket(0x400000000010, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000380)={'syzkaller0\x00'}) socket$nl_route(0x10, 0x3, 0x0) ioctl$ifreq_SIOCGIFINDEX_wireguard(r4, 0x8933, &(0x7f0000000100)={'wg1\x00'}) sendmsg$WG_CMD_SET_DEVICE(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000840)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB], 0x14}, 0x1, 0x0, 0x0, 0x6400c095}, 0x8010) socket$inet_udp(0x2, 0x2, 0x0) r5 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r5, 0x8914, &(0x7f0000000000)) r6 = syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) sendmsg$netlink(r6, 0x0, 0x4008080) r7 = syz_init_net_socket$rose(0xb, 0x5, 0x0) ioctl$sock_rose_SIOCADDRT(r7, 0x890b, &(0x7f00000007c0)={@dev={0xbb, 0xbb, 0xbb, 0x1, 0x0}, 0x5, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x5, [@rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @null, @null, @null, @null, @null, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default]}) connect$rose(r7, &(0x7f0000000040)=@short={0xb, @dev={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @null, 0x1, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}}, 0x1c) connect$rose(r7, &(0x7f0000000240)=@short={0xb, @dev={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, 0x1, @null}, 0x1c) bpf$MAP_LOOKUP_ELEM(0x1, 0x0, 0x0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000100)={0x6, 0x810, 0x208, 0xe, 0x2, 0x3, 0x8, 0x9, r1}, 0x20) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) connect$ax25(r0, 0x0, 0x0) syz_emit_ethernet(0x80, &(0x7f0000000580)=ANY=[], 0x0) program crashed: KASAN: use-after-free Read in ax25_find_cb single: successfully extracted reproducer found reproducer with 29 syscalls minimizing guilty program testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-bind$ax25-getsockopt$inet_sctp_SCTP_RTOINFO-bpf$MAP_CREATE-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket-ioctl$sock_SIOCGIFINDEX-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_wireguard-sendmsg$WG_CMD_SET_DEVICE-socket$inet_udp-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$nl_rdma-sendmsg$netlink-syz_init_net_socket$rose-ioctl$sock_rose_SIOCADDRT-connect$rose-connect$rose-bpf$MAP_LOOKUP_ELEM-setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM-setsockopt$ax25_SO_BINDTODEVICE-connect$ax25 detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) bind$ax25(r0, &(0x7f0000000280)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @bcast, @null]}, 0x48) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000000)={0x0, 0xf32f, 0xfe000000}, &(0x7f00000000c0)=0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="1e000000000000002200000009", @ANYRES16=r0, @ANYRES32=r0, @ANYRESHEX=r0], 0x33) r2 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000600)=ANY=[@ANYBLOB="0008000000000000400034801400350076657468315f766c616e0000000000001400350076657468305f746f5f7465616d00000014003500776c616e3000000000000000"], 0x60}, 0x1, 0x0, 0x0, 0x800}, 0x20004010) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000040)={'tunl0\x00', 0x7101}) r4 = socket(0x400000000010, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000380)={'syzkaller0\x00'}) socket$nl_route(0x10, 0x3, 0x0) ioctl$ifreq_SIOCGIFINDEX_wireguard(r4, 0x8933, &(0x7f0000000100)={'wg1\x00'}) sendmsg$WG_CMD_SET_DEVICE(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000840)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB], 0x14}, 0x1, 0x0, 0x0, 0x6400c095}, 0x8010) socket$inet_udp(0x2, 0x2, 0x0) r5 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r5, 0x8914, &(0x7f0000000000)) r6 = syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) sendmsg$netlink(r6, 0x0, 0x4008080) r7 = syz_init_net_socket$rose(0xb, 0x5, 0x0) ioctl$sock_rose_SIOCADDRT(r7, 0x890b, &(0x7f00000007c0)={@dev={0xbb, 0xbb, 0xbb, 0x1, 0x0}, 0x5, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x5, [@rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @null, @null, @null, @null, @null, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default]}) connect$rose(r7, &(0x7f0000000040)=@short={0xb, @dev={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @null, 0x1, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}}, 0x1c) connect$rose(r7, &(0x7f0000000240)=@short={0xb, @dev={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, 0x1, @null}, 0x1c) bpf$MAP_LOOKUP_ELEM(0x1, 0x0, 0x0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000100)={0x6, 0x810, 0x208, 0xe, 0x2, 0x3, 0x8, 0x9, r1}, 0x20) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) connect$ax25(r0, 0x0, 0x0) program crashed: KASAN: use-after-free Read in ax25_find_cb testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-bind$ax25-getsockopt$inet_sctp_SCTP_RTOINFO-bpf$MAP_CREATE-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket-ioctl$sock_SIOCGIFINDEX-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_wireguard-sendmsg$WG_CMD_SET_DEVICE-socket$inet_udp-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$nl_rdma-sendmsg$netlink-syz_init_net_socket$rose-ioctl$sock_rose_SIOCADDRT-connect$rose-connect$rose-bpf$MAP_LOOKUP_ELEM-setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) bind$ax25(r0, &(0x7f0000000280)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @bcast, @null]}, 0x48) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000000)={0x0, 0xf32f, 0xfe000000}, &(0x7f00000000c0)=0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="1e000000000000002200000009", @ANYRES16=r0, @ANYRES32=r0, @ANYRESHEX=r0], 0x33) r2 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000600)=ANY=[@ANYBLOB="0008000000000000400034801400350076657468315f766c616e0000000000001400350076657468305f746f5f7465616d00000014003500776c616e3000000000000000"], 0x60}, 0x1, 0x0, 0x0, 0x800}, 0x20004010) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000040)={'tunl0\x00', 0x7101}) r4 = socket(0x400000000010, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000380)={'syzkaller0\x00'}) socket$nl_route(0x10, 0x3, 0x0) ioctl$ifreq_SIOCGIFINDEX_wireguard(r4, 0x8933, &(0x7f0000000100)={'wg1\x00'}) sendmsg$WG_CMD_SET_DEVICE(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000840)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB], 0x14}, 0x1, 0x0, 0x0, 0x6400c095}, 0x8010) socket$inet_udp(0x2, 0x2, 0x0) r5 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r5, 0x8914, &(0x7f0000000000)) r6 = syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) sendmsg$netlink(r6, 0x0, 0x4008080) r7 = syz_init_net_socket$rose(0xb, 0x5, 0x0) ioctl$sock_rose_SIOCADDRT(r7, 0x890b, &(0x7f00000007c0)={@dev={0xbb, 0xbb, 0xbb, 0x1, 0x0}, 0x5, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x5, [@rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @null, @null, @null, @null, @null, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default]}) connect$rose(r7, &(0x7f0000000040)=@short={0xb, @dev={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @null, 0x1, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}}, 0x1c) connect$rose(r7, &(0x7f0000000240)=@short={0xb, @dev={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, 0x1, @null}, 0x1c) bpf$MAP_LOOKUP_ELEM(0x1, 0x0, 0x0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000100)={0x6, 0x810, 0x208, 0xe, 0x2, 0x3, 0x8, 0x9, r1}, 0x20) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program crashed: KASAN: use-after-free Read in ax25_find_cb testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-bind$ax25-getsockopt$inet_sctp_SCTP_RTOINFO-bpf$MAP_CREATE-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket-ioctl$sock_SIOCGIFINDEX-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_wireguard-sendmsg$WG_CMD_SET_DEVICE-socket$inet_udp-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$nl_rdma-sendmsg$netlink-syz_init_net_socket$rose-ioctl$sock_rose_SIOCADDRT-connect$rose-connect$rose-bpf$MAP_LOOKUP_ELEM-setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) bind$ax25(r0, &(0x7f0000000280)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @bcast, @null]}, 0x48) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000000)={0x0, 0xf32f, 0xfe000000}, &(0x7f00000000c0)=0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="1e000000000000002200000009", @ANYRES16=r0, @ANYRES32=r0, @ANYRESHEX=r0], 0x33) r2 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000600)=ANY=[@ANYBLOB="0008000000000000400034801400350076657468315f766c616e0000000000001400350076657468305f746f5f7465616d00000014003500776c616e3000000000000000"], 0x60}, 0x1, 0x0, 0x0, 0x800}, 0x20004010) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000040)={'tunl0\x00', 0x7101}) r4 = socket(0x400000000010, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000380)={'syzkaller0\x00'}) socket$nl_route(0x10, 0x3, 0x0) ioctl$ifreq_SIOCGIFINDEX_wireguard(r4, 0x8933, &(0x7f0000000100)={'wg1\x00'}) sendmsg$WG_CMD_SET_DEVICE(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000840)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB], 0x14}, 0x1, 0x0, 0x0, 0x6400c095}, 0x8010) socket$inet_udp(0x2, 0x2, 0x0) r5 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r5, 0x8914, &(0x7f0000000000)) r6 = syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) sendmsg$netlink(r6, 0x0, 0x4008080) r7 = syz_init_net_socket$rose(0xb, 0x5, 0x0) ioctl$sock_rose_SIOCADDRT(r7, 0x890b, &(0x7f00000007c0)={@dev={0xbb, 0xbb, 0xbb, 0x1, 0x0}, 0x5, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x5, [@rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @null, @null, @null, @null, @null, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default]}) connect$rose(r7, &(0x7f0000000040)=@short={0xb, @dev={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @null, 0x1, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}}, 0x1c) connect$rose(r7, &(0x7f0000000240)=@short={0xb, @dev={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, 0x1, @null}, 0x1c) bpf$MAP_LOOKUP_ELEM(0x1, 0x0, 0x0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000100)={0x6, 0x810, 0x208, 0xe, 0x2, 0x3, 0x8, 0x9, r1}, 0x20) program did not crash testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-bind$ax25-getsockopt$inet_sctp_SCTP_RTOINFO-bpf$MAP_CREATE-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket-ioctl$sock_SIOCGIFINDEX-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_wireguard-sendmsg$WG_CMD_SET_DEVICE-socket$inet_udp-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$nl_rdma-sendmsg$netlink-syz_init_net_socket$rose-ioctl$sock_rose_SIOCADDRT-connect$rose-connect$rose-bpf$MAP_LOOKUP_ELEM-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) bind$ax25(r0, &(0x7f0000000280)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @bcast, @null]}, 0x48) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000000)={0x0, 0xf32f, 0xfe000000}, &(0x7f00000000c0)=0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="1e000000000000002200000009", @ANYRES16=r0, @ANYRES32=r0, @ANYRESHEX=r0], 0x33) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000600)=ANY=[@ANYBLOB="0008000000000000400034801400350076657468315f766c616e0000000000001400350076657468305f746f5f7465616d00000014003500776c616e3000000000000000"], 0x60}, 0x1, 0x0, 0x0, 0x800}, 0x20004010) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'tunl0\x00', 0x7101}) r3 = socket(0x400000000010, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000380)={'syzkaller0\x00'}) socket$nl_route(0x10, 0x3, 0x0) ioctl$ifreq_SIOCGIFINDEX_wireguard(r3, 0x8933, &(0x7f0000000100)={'wg1\x00'}) sendmsg$WG_CMD_SET_DEVICE(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000840)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB], 0x14}, 0x1, 0x0, 0x0, 0x6400c095}, 0x8010) socket$inet_udp(0x2, 0x2, 0x0) r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r4, 0x8914, &(0x7f0000000000)) r5 = syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) sendmsg$netlink(r5, 0x0, 0x4008080) r6 = syz_init_net_socket$rose(0xb, 0x5, 0x0) ioctl$sock_rose_SIOCADDRT(r6, 0x890b, &(0x7f00000007c0)={@dev={0xbb, 0xbb, 0xbb, 0x1, 0x0}, 0x5, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x5, [@rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @null, @null, @null, @null, @null, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default]}) connect$rose(r6, &(0x7f0000000040)=@short={0xb, @dev={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @null, 0x1, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}}, 0x1c) connect$rose(r6, &(0x7f0000000240)=@short={0xb, @dev={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, 0x1, @null}, 0x1c) bpf$MAP_LOOKUP_ELEM(0x1, 0x0, 0x0) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program crashed: KASAN: use-after-free Read in ax25_find_cb testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-bind$ax25-getsockopt$inet_sctp_SCTP_RTOINFO-bpf$MAP_CREATE-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket-ioctl$sock_SIOCGIFINDEX-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_wireguard-sendmsg$WG_CMD_SET_DEVICE-socket$inet_udp-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$nl_rdma-sendmsg$netlink-syz_init_net_socket$rose-ioctl$sock_rose_SIOCADDRT-connect$rose-connect$rose-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) bind$ax25(r0, &(0x7f0000000280)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @bcast, @null]}, 0x48) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000000)={0x0, 0xf32f, 0xfe000000}, &(0x7f00000000c0)=0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="1e000000000000002200000009", @ANYRES16=r0, @ANYRES32=r0, @ANYRESHEX=r0], 0x33) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000600)=ANY=[@ANYBLOB="0008000000000000400034801400350076657468315f766c616e0000000000001400350076657468305f746f5f7465616d00000014003500776c616e3000000000000000"], 0x60}, 0x1, 0x0, 0x0, 0x800}, 0x20004010) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'tunl0\x00', 0x7101}) r3 = socket(0x400000000010, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000380)={'syzkaller0\x00'}) socket$nl_route(0x10, 0x3, 0x0) ioctl$ifreq_SIOCGIFINDEX_wireguard(r3, 0x8933, &(0x7f0000000100)={'wg1\x00'}) sendmsg$WG_CMD_SET_DEVICE(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000840)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB], 0x14}, 0x1, 0x0, 0x0, 0x6400c095}, 0x8010) socket$inet_udp(0x2, 0x2, 0x0) r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r4, 0x8914, &(0x7f0000000000)) r5 = syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) sendmsg$netlink(r5, 0x0, 0x4008080) r6 = syz_init_net_socket$rose(0xb, 0x5, 0x0) ioctl$sock_rose_SIOCADDRT(r6, 0x890b, &(0x7f00000007c0)={@dev={0xbb, 0xbb, 0xbb, 0x1, 0x0}, 0x5, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x5, [@rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @null, @null, @null, @null, @null, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default]}) connect$rose(r6, &(0x7f0000000040)=@short={0xb, @dev={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @null, 0x1, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}}, 0x1c) connect$rose(r6, &(0x7f0000000240)=@short={0xb, @dev={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, 0x1, @null}, 0x1c) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program crashed: KASAN: use-after-free Read in ax25_find_cb testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-bind$ax25-getsockopt$inet_sctp_SCTP_RTOINFO-bpf$MAP_CREATE-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket-ioctl$sock_SIOCGIFINDEX-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_wireguard-sendmsg$WG_CMD_SET_DEVICE-socket$inet_udp-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$nl_rdma-sendmsg$netlink-syz_init_net_socket$rose-ioctl$sock_rose_SIOCADDRT-connect$rose-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) bind$ax25(r0, &(0x7f0000000280)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @bcast, @null]}, 0x48) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000000)={0x0, 0xf32f, 0xfe000000}, &(0x7f00000000c0)=0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="1e000000000000002200000009", @ANYRES16=r0, @ANYRES32=r0, @ANYRESHEX=r0], 0x33) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000600)=ANY=[@ANYBLOB="0008000000000000400034801400350076657468315f766c616e0000000000001400350076657468305f746f5f7465616d00000014003500776c616e3000000000000000"], 0x60}, 0x1, 0x0, 0x0, 0x800}, 0x20004010) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'tunl0\x00', 0x7101}) r3 = socket(0x400000000010, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000380)={'syzkaller0\x00'}) socket$nl_route(0x10, 0x3, 0x0) ioctl$ifreq_SIOCGIFINDEX_wireguard(r3, 0x8933, &(0x7f0000000100)={'wg1\x00'}) sendmsg$WG_CMD_SET_DEVICE(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000840)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB], 0x14}, 0x1, 0x0, 0x0, 0x6400c095}, 0x8010) socket$inet_udp(0x2, 0x2, 0x0) r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r4, 0x8914, &(0x7f0000000000)) r5 = syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) sendmsg$netlink(r5, 0x0, 0x4008080) r6 = syz_init_net_socket$rose(0xb, 0x5, 0x0) ioctl$sock_rose_SIOCADDRT(r6, 0x890b, &(0x7f00000007c0)={@dev={0xbb, 0xbb, 0xbb, 0x1, 0x0}, 0x5, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x5, [@rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @null, @null, @null, @null, @null, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default]}) connect$rose(r6, &(0x7f0000000040)=@short={0xb, @dev={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @null, 0x1, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}}, 0x1c) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program crashed: KASAN: use-after-free Read in ax25_fillin_cb testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-bind$ax25-getsockopt$inet_sctp_SCTP_RTOINFO-bpf$MAP_CREATE-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket-ioctl$sock_SIOCGIFINDEX-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_wireguard-sendmsg$WG_CMD_SET_DEVICE-socket$inet_udp-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$nl_rdma-sendmsg$netlink-syz_init_net_socket$rose-ioctl$sock_rose_SIOCADDRT-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) bind$ax25(r0, &(0x7f0000000280)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @bcast, @null]}, 0x48) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000000)={0x0, 0xf32f, 0xfe000000}, &(0x7f00000000c0)=0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="1e000000000000002200000009", @ANYRES16=r0, @ANYRES32=r0, @ANYRESHEX=r0], 0x33) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000600)=ANY=[@ANYBLOB="0008000000000000400034801400350076657468315f766c616e0000000000001400350076657468305f746f5f7465616d00000014003500776c616e3000000000000000"], 0x60}, 0x1, 0x0, 0x0, 0x800}, 0x20004010) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'tunl0\x00', 0x7101}) r3 = socket(0x400000000010, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000380)={'syzkaller0\x00'}) socket$nl_route(0x10, 0x3, 0x0) ioctl$ifreq_SIOCGIFINDEX_wireguard(r3, 0x8933, &(0x7f0000000100)={'wg1\x00'}) sendmsg$WG_CMD_SET_DEVICE(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000840)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB], 0x14}, 0x1, 0x0, 0x0, 0x6400c095}, 0x8010) socket$inet_udp(0x2, 0x2, 0x0) r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r4, 0x8914, &(0x7f0000000000)) r5 = syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) sendmsg$netlink(r5, 0x0, 0x4008080) r6 = syz_init_net_socket$rose(0xb, 0x5, 0x0) ioctl$sock_rose_SIOCADDRT(r6, 0x890b, &(0x7f00000007c0)={@dev={0xbb, 0xbb, 0xbb, 0x1, 0x0}, 0x5, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x5, [@rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @null, @null, @null, @null, @null, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default]}) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program crashed: KASAN: use-after-free Read in ax25_fillin_cb testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-bind$ax25-getsockopt$inet_sctp_SCTP_RTOINFO-bpf$MAP_CREATE-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket-ioctl$sock_SIOCGIFINDEX-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_wireguard-sendmsg$WG_CMD_SET_DEVICE-socket$inet_udp-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$nl_rdma-sendmsg$netlink-syz_init_net_socket$rose-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) bind$ax25(r0, &(0x7f0000000280)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @bcast, @null]}, 0x48) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000000)={0x0, 0xf32f, 0xfe000000}, &(0x7f00000000c0)=0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="1e000000000000002200000009", @ANYRES16=r0, @ANYRES32=r0, @ANYRESHEX=r0], 0x33) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000600)=ANY=[@ANYBLOB="0008000000000000400034801400350076657468315f766c616e0000000000001400350076657468305f746f5f7465616d00000014003500776c616e3000000000000000"], 0x60}, 0x1, 0x0, 0x0, 0x800}, 0x20004010) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'tunl0\x00', 0x7101}) r3 = socket(0x400000000010, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000380)={'syzkaller0\x00'}) socket$nl_route(0x10, 0x3, 0x0) ioctl$ifreq_SIOCGIFINDEX_wireguard(r3, 0x8933, &(0x7f0000000100)={'wg1\x00'}) sendmsg$WG_CMD_SET_DEVICE(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000840)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB], 0x14}, 0x1, 0x0, 0x0, 0x6400c095}, 0x8010) socket$inet_udp(0x2, 0x2, 0x0) r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r4, 0x8914, &(0x7f0000000000)) r5 = syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) sendmsg$netlink(r5, 0x0, 0x4008080) syz_init_net_socket$rose(0xb, 0x5, 0x0) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program crashed: KASAN: use-after-free Read in ax25_fillin_cb testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-bind$ax25-getsockopt$inet_sctp_SCTP_RTOINFO-bpf$MAP_CREATE-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket-ioctl$sock_SIOCGIFINDEX-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_wireguard-sendmsg$WG_CMD_SET_DEVICE-socket$inet_udp-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$nl_rdma-sendmsg$netlink-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) bind$ax25(r0, &(0x7f0000000280)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @bcast, @null]}, 0x48) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000000)={0x0, 0xf32f, 0xfe000000}, &(0x7f00000000c0)=0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="1e000000000000002200000009", @ANYRES16=r0, @ANYRES32=r0, @ANYRESHEX=r0], 0x33) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000600)=ANY=[@ANYBLOB="0008000000000000400034801400350076657468315f766c616e0000000000001400350076657468305f746f5f7465616d00000014003500776c616e3000000000000000"], 0x60}, 0x1, 0x0, 0x0, 0x800}, 0x20004010) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'tunl0\x00', 0x7101}) r3 = socket(0x400000000010, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000380)={'syzkaller0\x00'}) socket$nl_route(0x10, 0x3, 0x0) ioctl$ifreq_SIOCGIFINDEX_wireguard(r3, 0x8933, &(0x7f0000000100)={'wg1\x00'}) sendmsg$WG_CMD_SET_DEVICE(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000840)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB], 0x14}, 0x1, 0x0, 0x0, 0x6400c095}, 0x8010) socket$inet_udp(0x2, 0x2, 0x0) r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r4, 0x8914, &(0x7f0000000000)) r5 = syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) sendmsg$netlink(r5, 0x0, 0x4008080) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program crashed: KASAN: use-after-free Read in ax25_fillin_cb testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-bind$ax25-getsockopt$inet_sctp_SCTP_RTOINFO-bpf$MAP_CREATE-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket-ioctl$sock_SIOCGIFINDEX-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_wireguard-sendmsg$WG_CMD_SET_DEVICE-socket$inet_udp-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$nl_rdma-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) bind$ax25(r0, &(0x7f0000000280)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @bcast, @null]}, 0x48) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000000)={0x0, 0xf32f, 0xfe000000}, &(0x7f00000000c0)=0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="1e000000000000002200000009", @ANYRES16=r0, @ANYRES32=r0, @ANYRESHEX=r0], 0x33) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000600)=ANY=[@ANYBLOB="0008000000000000400034801400350076657468315f766c616e0000000000001400350076657468305f746f5f7465616d00000014003500776c616e3000000000000000"], 0x60}, 0x1, 0x0, 0x0, 0x800}, 0x20004010) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'tunl0\x00', 0x7101}) r3 = socket(0x400000000010, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000380)={'syzkaller0\x00'}) socket$nl_route(0x10, 0x3, 0x0) ioctl$ifreq_SIOCGIFINDEX_wireguard(r3, 0x8933, &(0x7f0000000100)={'wg1\x00'}) sendmsg$WG_CMD_SET_DEVICE(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000840)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB], 0x14}, 0x1, 0x0, 0x0, 0x6400c095}, 0x8010) socket$inet_udp(0x2, 0x2, 0x0) r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r4, 0x8914, &(0x7f0000000000)) syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program crashed: KASAN: use-after-free Read in ax25_fillin_cb testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-bind$ax25-getsockopt$inet_sctp_SCTP_RTOINFO-bpf$MAP_CREATE-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket-ioctl$sock_SIOCGIFINDEX-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_wireguard-sendmsg$WG_CMD_SET_DEVICE-socket$inet_udp-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) bind$ax25(r0, &(0x7f0000000280)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @bcast, @null]}, 0x48) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000000)={0x0, 0xf32f, 0xfe000000}, &(0x7f00000000c0)=0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="1e000000000000002200000009", @ANYRES16=r0, @ANYRES32=r0, @ANYRESHEX=r0], 0x33) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000600)=ANY=[@ANYBLOB="0008000000000000400034801400350076657468315f766c616e0000000000001400350076657468305f746f5f7465616d00000014003500776c616e3000000000000000"], 0x60}, 0x1, 0x0, 0x0, 0x800}, 0x20004010) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'tunl0\x00', 0x7101}) r3 = socket(0x400000000010, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000380)={'syzkaller0\x00'}) socket$nl_route(0x10, 0x3, 0x0) ioctl$ifreq_SIOCGIFINDEX_wireguard(r3, 0x8933, &(0x7f0000000100)={'wg1\x00'}) sendmsg$WG_CMD_SET_DEVICE(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000840)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB], 0x14}, 0x1, 0x0, 0x0, 0x6400c095}, 0x8010) socket$inet_udp(0x2, 0x2, 0x0) r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r4, 0x8914, &(0x7f0000000000)) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program crashed: KASAN: use-after-free Read in ax25_release testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-bind$ax25-getsockopt$inet_sctp_SCTP_RTOINFO-bpf$MAP_CREATE-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket-ioctl$sock_SIOCGIFINDEX-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_wireguard-sendmsg$WG_CMD_SET_DEVICE-socket$inet_udp-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) bind$ax25(r0, &(0x7f0000000280)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @bcast, @null]}, 0x48) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000000)={0x0, 0xf32f, 0xfe000000}, &(0x7f00000000c0)=0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="1e000000000000002200000009", @ANYRES16=r0, @ANYRES32=r0, @ANYRESHEX=r0], 0x33) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000600)=ANY=[@ANYBLOB="0008000000000000400034801400350076657468315f766c616e0000000000001400350076657468305f746f5f7465616d00000014003500776c616e3000000000000000"], 0x60}, 0x1, 0x0, 0x0, 0x800}, 0x20004010) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'tunl0\x00', 0x7101}) r3 = socket(0x400000000010, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000380)={'syzkaller0\x00'}) socket$nl_route(0x10, 0x3, 0x0) ioctl$ifreq_SIOCGIFINDEX_wireguard(r3, 0x8933, &(0x7f0000000100)={'wg1\x00'}) sendmsg$WG_CMD_SET_DEVICE(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000840)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB], 0x14}, 0x1, 0x0, 0x0, 0x6400c095}, 0x8010) socket$inet_udp(0x2, 0x2, 0x0) syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program did not crash testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-bind$ax25-getsockopt$inet_sctp_SCTP_RTOINFO-bpf$MAP_CREATE-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket-ioctl$sock_SIOCGIFINDEX-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_wireguard-sendmsg$WG_CMD_SET_DEVICE-socket$inet_udp-syz_init_net_socket$bt_sco-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) bind$ax25(r0, &(0x7f0000000280)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @bcast, @null]}, 0x48) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000000)={0x0, 0xf32f, 0xfe000000}, &(0x7f00000000c0)=0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="1e000000000000002200000009", @ANYRES16=r0, @ANYRES32=r0, @ANYRESHEX=r0], 0x33) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000600)=ANY=[@ANYBLOB="0008000000000000400034801400350076657468315f766c616e0000000000001400350076657468305f746f5f7465616d00000014003500776c616e3000000000000000"], 0x60}, 0x1, 0x0, 0x0, 0x800}, 0x20004010) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'tunl0\x00', 0x7101}) r3 = socket(0x400000000010, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000380)={'syzkaller0\x00'}) socket$nl_route(0x10, 0x3, 0x0) ioctl$ifreq_SIOCGIFINDEX_wireguard(r3, 0x8933, &(0x7f0000000100)={'wg1\x00'}) sendmsg$WG_CMD_SET_DEVICE(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000840)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB], 0x14}, 0x1, 0x0, 0x0, 0x6400c095}, 0x8010) socket$inet_udp(0x2, 0x2, 0x0) r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) ioctl$sock_netdev_private(r4, 0x8914, &(0x7f0000000000)) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program did not crash testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-bind$ax25-getsockopt$inet_sctp_SCTP_RTOINFO-bpf$MAP_CREATE-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket-ioctl$sock_SIOCGIFINDEX-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_wireguard-sendmsg$WG_CMD_SET_DEVICE-socket$inet_udp-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) bind$ax25(r0, &(0x7f0000000280)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @bcast, @null]}, 0x48) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000000)={0x0, 0xf32f, 0xfe000000}, &(0x7f00000000c0)=0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="1e000000000000002200000009", @ANYRES16=r0, @ANYRES32=r0, @ANYRESHEX=r0], 0x33) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000600)=ANY=[@ANYBLOB="0008000000000000400034801400350076657468315f766c616e0000000000001400350076657468305f746f5f7465616d00000014003500776c616e3000000000000000"], 0x60}, 0x1, 0x0, 0x0, 0x800}, 0x20004010) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'tunl0\x00', 0x7101}) r3 = socket(0x400000000010, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000380)={'syzkaller0\x00'}) socket$nl_route(0x10, 0x3, 0x0) ioctl$ifreq_SIOCGIFINDEX_wireguard(r3, 0x8933, &(0x7f0000000100)={'wg1\x00'}) sendmsg$WG_CMD_SET_DEVICE(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000840)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB], 0x14}, 0x1, 0x0, 0x0, 0x6400c095}, 0x8010) socket$inet_udp(0x2, 0x2, 0x0) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(0xffffffffffffffff, 0x8914, &(0x7f0000000000)) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program crashed: lost connection to test machine suppressed program crash: lost connection to test machine testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-bind$ax25-getsockopt$inet_sctp_SCTP_RTOINFO-bpf$MAP_CREATE-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket-ioctl$sock_SIOCGIFINDEX-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_wireguard-sendmsg$WG_CMD_SET_DEVICE-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) bind$ax25(r0, &(0x7f0000000280)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @bcast, @null]}, 0x48) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000000)={0x0, 0xf32f, 0xfe000000}, &(0x7f00000000c0)=0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="1e000000000000002200000009", @ANYRES16=r0, @ANYRES32=r0, @ANYRESHEX=r0], 0x33) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000600)=ANY=[@ANYBLOB="0008000000000000400034801400350076657468315f766c616e0000000000001400350076657468305f746f5f7465616d00000014003500776c616e3000000000000000"], 0x60}, 0x1, 0x0, 0x0, 0x800}, 0x20004010) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'tunl0\x00', 0x7101}) r3 = socket(0x400000000010, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000380)={'syzkaller0\x00'}) socket$nl_route(0x10, 0x3, 0x0) ioctl$ifreq_SIOCGIFINDEX_wireguard(r3, 0x8933, &(0x7f0000000100)={'wg1\x00'}) sendmsg$WG_CMD_SET_DEVICE(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000840)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB], 0x14}, 0x1, 0x0, 0x0, 0x6400c095}, 0x8010) r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r4, 0x8914, &(0x7f0000000000)) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program crashed: KASAN: use-after-free Read in ax25_fillin_cb testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-bind$ax25-getsockopt$inet_sctp_SCTP_RTOINFO-bpf$MAP_CREATE-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket-ioctl$sock_SIOCGIFINDEX-socket$nl_route-ioctl$ifreq_SIOCGIFINDEX_wireguard-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) bind$ax25(r0, &(0x7f0000000280)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @bcast, @null]}, 0x48) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000000)={0x0, 0xf32f, 0xfe000000}, &(0x7f00000000c0)=0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="1e000000000000002200000009", @ANYRES16=r0, @ANYRES32=r0, @ANYRESHEX=r0], 0x33) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000600)=ANY=[@ANYBLOB="0008000000000000400034801400350076657468315f766c616e0000000000001400350076657468305f746f5f7465616d00000014003500776c616e3000000000000000"], 0x60}, 0x1, 0x0, 0x0, 0x800}, 0x20004010) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'tunl0\x00', 0x7101}) r3 = socket(0x400000000010, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000380)={'syzkaller0\x00'}) socket$nl_route(0x10, 0x3, 0x0) ioctl$ifreq_SIOCGIFINDEX_wireguard(r3, 0x8933, &(0x7f0000000100)={'wg1\x00'}) r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r4, 0x8914, &(0x7f0000000000)) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program crashed: KASAN: use-after-free Read in ax25_fillin_cb testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-bind$ax25-getsockopt$inet_sctp_SCTP_RTOINFO-bpf$MAP_CREATE-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket-ioctl$sock_SIOCGIFINDEX-socket$nl_route-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) bind$ax25(r0, &(0x7f0000000280)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @bcast, @null]}, 0x48) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000000)={0x0, 0xf32f, 0xfe000000}, &(0x7f00000000c0)=0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="1e000000000000002200000009", @ANYRES16=r0, @ANYRES32=r0, @ANYRESHEX=r0], 0x33) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000600)=ANY=[@ANYBLOB="0008000000000000400034801400350076657468315f766c616e0000000000001400350076657468305f746f5f7465616d00000014003500776c616e3000000000000000"], 0x60}, 0x1, 0x0, 0x0, 0x800}, 0x20004010) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'tunl0\x00', 0x7101}) r3 = socket(0x400000000010, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000380)={'syzkaller0\x00'}) socket$nl_route(0x10, 0x3, 0x0) r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r4, 0x8914, &(0x7f0000000000)) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program crashed: KASAN: use-after-free Read in ax25_fillin_cb testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-bind$ax25-getsockopt$inet_sctp_SCTP_RTOINFO-bpf$MAP_CREATE-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) bind$ax25(r0, &(0x7f0000000280)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @bcast, @null]}, 0x48) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000000)={0x0, 0xf32f, 0xfe000000}, &(0x7f00000000c0)=0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="1e000000000000002200000009", @ANYRES16=r0, @ANYRES32=r0, @ANYRESHEX=r0], 0x33) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000600)=ANY=[@ANYBLOB="0008000000000000400034801400350076657468315f766c616e0000000000001400350076657468305f746f5f7465616d00000014003500776c616e3000000000000000"], 0x60}, 0x1, 0x0, 0x0, 0x800}, 0x20004010) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'tunl0\x00', 0x7101}) r3 = socket(0x400000000010, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000380)={'syzkaller0\x00'}) r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r4, 0x8914, &(0x7f0000000000)) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program crashed: KASAN: use-after-free Read in ax25_fillin_cb testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-bind$ax25-getsockopt$inet_sctp_SCTP_RTOINFO-bpf$MAP_CREATE-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-socket-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) bind$ax25(r0, &(0x7f0000000280)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @bcast, @null]}, 0x48) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000000)={0x0, 0xf32f, 0xfe000000}, &(0x7f00000000c0)=0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="1e000000000000002200000009", @ANYRES16=r0, @ANYRES32=r0, @ANYRESHEX=r0], 0x33) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000600)=ANY=[@ANYBLOB="0008000000000000400034801400350076657468315f766c616e0000000000001400350076657468305f746f5f7465616d00000014003500776c616e3000000000000000"], 0x60}, 0x1, 0x0, 0x0, 0x800}, 0x20004010) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'tunl0\x00', 0x7101}) socket(0x400000000010, 0x3, 0x0) r3 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r3, 0x8914, &(0x7f0000000000)) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program crashed: KASAN: use-after-free Read in ax25_fillin_cb testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-bind$ax25-getsockopt$inet_sctp_SCTP_RTOINFO-bpf$MAP_CREATE-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-ioctl$TUNSETIFF-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) bind$ax25(r0, &(0x7f0000000280)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @bcast, @null]}, 0x48) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000000)={0x0, 0xf32f, 0xfe000000}, &(0x7f00000000c0)=0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="1e000000000000002200000009", @ANYRES16=r0, @ANYRES32=r0, @ANYRESHEX=r0], 0x33) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000600)=ANY=[@ANYBLOB="0008000000000000400034801400350076657468315f766c616e0000000000001400350076657468305f746f5f7465616d00000014003500776c616e3000000000000000"], 0x60}, 0x1, 0x0, 0x0, 0x800}, 0x20004010) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'tunl0\x00', 0x7101}) r3 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r3, 0x8914, &(0x7f0000000000)) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program crashed: KASAN: use-after-free Read in ax25_fillin_cb testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-bind$ax25-getsockopt$inet_sctp_SCTP_RTOINFO-bpf$MAP_CREATE-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) bind$ax25(r0, &(0x7f0000000280)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @bcast, @null]}, 0x48) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000000)={0x0, 0xf32f, 0xfe000000}, &(0x7f00000000c0)=0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="1e000000000000002200000009", @ANYRES16=r0, @ANYRES32=r0, @ANYRESHEX=r0], 0x33) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000600)=ANY=[@ANYBLOB="0008000000000000400034801400350076657468315f766c616e0000000000001400350076657468305f746f5f7465616d00000014003500776c616e3000000000000000"], 0x60}, 0x1, 0x0, 0x0, 0x800}, 0x20004010) openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) r2 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r2, 0x8914, &(0x7f0000000000)) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program crashed: KASAN: use-after-free Read in ax25_fillin_cb testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-bind$ax25-getsockopt$inet_sctp_SCTP_RTOINFO-bpf$MAP_CREATE-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) bind$ax25(r0, &(0x7f0000000280)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @bcast, @null]}, 0x48) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000000)={0x0, 0xf32f, 0xfe000000}, &(0x7f00000000c0)=0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="1e000000000000002200000009", @ANYRES16=r0, @ANYRES32=r0, @ANYRESHEX=r0], 0x33) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000600)=ANY=[@ANYBLOB="0008000000000000400034801400350076657468315f766c616e0000000000001400350076657468305f746f5f7465616d00000014003500776c616e3000000000000000"], 0x60}, 0x1, 0x0, 0x0, 0x800}, 0x20004010) r2 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r2, 0x8914, &(0x7f0000000000)) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program crashed: lost connection to test machine suppressed program crash: lost connection to test machine testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-bind$ax25-getsockopt$inet_sctp_SCTP_RTOINFO-bpf$MAP_CREATE-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) bind$ax25(r0, &(0x7f0000000280)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @bcast, @null]}, 0x48) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000000)={0x0, 0xf32f, 0xfe000000}, &(0x7f00000000c0)=0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="1e000000000000002200000009", @ANYRES16=r0, @ANYRES32=r0, @ANYRESHEX=r0], 0x33) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) r2 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r2, 0x8914, &(0x7f0000000000)) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program crashed: KASAN: use-after-free Read in ax25_fillin_cb testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-bind$ax25-getsockopt$inet_sctp_SCTP_RTOINFO-bpf$MAP_CREATE-socket$inet6_icmp_raw-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) bind$ax25(r0, &(0x7f0000000280)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @bcast, @null]}, 0x48) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000000)={0x0, 0xf32f, 0xfe000000}, &(0x7f00000000c0)=0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="1e000000000000002200000009", @ANYRES16=r0, @ANYRES32=r0, @ANYRESHEX=r0], 0x33) socket$inet6_icmp_raw(0xa, 0x3, 0x3a) openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r1, 0x8914, &(0x7f0000000000)) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program did not crash testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-bind$ax25-getsockopt$inet_sctp_SCTP_RTOINFO-bpf$MAP_CREATE-ioctl$sock_SIOCGIFINDEX-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) bind$ax25(r0, &(0x7f0000000280)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @bcast, @null]}, 0x48) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000000)={0x0, 0xf32f, 0xfe000000}, &(0x7f00000000c0)=0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="1e000000000000002200000009", @ANYRES16=r0, @ANYRES32=r0, @ANYRESHEX=r0], 0x33) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r1, 0x8914, &(0x7f0000000000)) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program did not crash testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-bind$ax25-getsockopt$inet_sctp_SCTP_RTOINFO-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) bind$ax25(r0, &(0x7f0000000280)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @bcast, @null]}, 0x48) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000000)={0x0, 0xf32f, 0xfe000000}, &(0x7f00000000c0)=0x10) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) r2 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r2, 0x8914, &(0x7f0000000000)) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program crashed: KASAN: use-after-free Read in ax25_fillin_cb testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-bind$ax25-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) bind$ax25(r0, &(0x7f0000000280)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @bcast, @null]}, 0x48) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) r2 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r2, 0x8914, &(0x7f0000000000)) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program crashed: KASAN: use-after-free Read in ax25_fillin_cb testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) r2 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r2, 0x8914, &(0x7f0000000000)) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program crashed: KASAN: use-after-free Read in ax25_fillin_cb testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r1, 0x8914, &(0x7f0000000000)) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program did not crash testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, 0x0) openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) r2 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r2, 0x8914, &(0x7f0000000000)) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program did not crash testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) r2 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r2, 0x8914, &(0x7f0000000000)) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program crashed: KASAN: use-after-free Read in ax25_fillin_cb testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) r2 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, 0x0, 0x0) ioctl$sock_netdev_private(r2, 0x8914, &(0x7f0000000000)) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program did not crash testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) r2 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r2, 0x8914, 0x0) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program did not crash testing program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) r2 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r2, 0x8914, &(0x7f0000000000)) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, 0x0, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE program crashed: KASAN: use-after-free Read in ax25_fillin_cb simplifying C reproducer testing compiled C program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE program crashed: KASAN: use-after-free Read in ax25_fillin_cb testing compiled C program (duration=45.202746405s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE program did not crash testing compiled C program (duration=45.202746405s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE program crashed: KASAN: use-after-free Read in ax25_fillin_cb testing compiled C program (duration=45.202746405s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE program did not crash testing compiled C program (duration=45.202746405s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE program did not crash testing compiled C program (duration=45.202746405s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE program did not crash testing compiled C program (duration=45.202746405s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE program crashed: KASAN: use-after-free Read in ax25_fillin_cb testing compiled C program (duration=45.202746405s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE program crashed: KASAN: use-after-free Read in ax25_fillin_cb testing compiled C program (duration=45.202746405s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE program crashed: KASAN: use-after-free Read in ax25_fillin_cb testing compiled C program (duration=45.202746405s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE program crashed: KASAN: use-after-free Read in ax25_fillin_cb testing compiled C program (duration=45.202746405s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE program crashed: KASAN: use-after-free Read in ax25_fillin_cb testing compiled C program (duration=45.202746405s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE program crashed: KASAN: use-after-free Read in ax25_fillin_cb testing compiled C program (duration=45.202746405s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE program crashed: KASAN: use-after-free Read in ax25_fillin_cb testing compiled C program (duration=45.202746405s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE program crashed: KASAN: use-after-free Read in ax25_fillin_cb testing compiled C program (duration=45.202746405s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE program crashed: KASAN: use-after-free Read in ax25_fillin_cb testing compiled C program (duration=45.202746405s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:true UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE program crashed: KASAN: use-after-free Read in ax25_fillin_cb testing compiled C program (duration=45.202746405s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE program crashed: KASAN: use-after-free Read in ax25_fillin_cb testing program (duration=45.202746405s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) r2 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r2, 0x8914, &(0x7f0000000000)) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program crashed: KASAN: use-after-free Read in ax25_fillin_cb validation run: crashed=true testing program (duration=45.202746405s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) r2 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r2, 0x8914, &(0x7f0000000000)) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program crashed: KASAN: use-after-free Read in ax25_fillin_cb validation run: crashed=true testing program (duration=45.202746405s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socket$inet6_icmp_raw-ioctl$sock_SIOCGIFINDEX-openat$tun-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xca) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) r2 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r2, 0x8914, &(0x7f0000000000)) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000240)=@bpq0, 0x10) program crashed: KASAN: use-after-free Read in ax25_fillin_cb validation run: crashed=true reproducing took 1h16m23.711472788s repro crashed as (corrupted=false): ================================================================== BUG: KASAN: use-after-free in ax25_fillin_cb_from_dev net/ax25/af_ax25.c:468 [inline] BUG: KASAN: use-after-free in ax25_fillin_cb+0x459/0x640 net/ax25/af_ax25.c:495 Read of size 4 at addr ffff888025f1d738 by task syz.0.19/4338 CPU: 0 PID: 4338 Comm: syz.0.19 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 Call Trace: dump_stack_lvl+0x188/0x250 lib/dump_stack.c:106 print_address_description+0x60/0x2d0 mm/kasan/report.c:248 __kasan_report mm/kasan/report.c:434 [inline] kasan_report+0xdf/0x130 mm/kasan/report.c:451 ax25_fillin_cb_from_dev net/ax25/af_ax25.c:468 [inline] ax25_fillin_cb+0x459/0x640 net/ax25/af_ax25.c:495 ax25_setsockopt+0x8c9/0xa60 net/ax25/af_ax25.c:690 __sys_setsockopt+0x2bf/0x3d0 net/socket.c:2212 __do_sys_setsockopt net/socket.c:2223 [inline] __se_sys_setsockopt net/socket.c:2220 [inline] __x64_sys_setsockopt+0xb1/0xc0 net/socket.c:2220 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fa5949e0799 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:00007fff38880918 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 00007fa594c59fa0 RCX: 00007fa5949e0799 RDX: 0000000000000019 RSI: 0000000000000101 RDI: 0000000000000004 RBP: 00007fa594a76c99 R08: 0000000000000010 R09: 0000000000000000 R10: 0000200000000240 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fa594c59fac R14: 00007fa594c59fa0 R15: 00007fa594c59fa0 Allocated by task 4336: kasan_save_stack mm/kasan/common.c:38 [inline] kasan_set_track mm/kasan/common.c:46 [inline] set_alloc_info mm/kasan/common.c:434 [inline] ____kasan_kmalloc mm/kasan/common.c:513 [inline] __kasan_kmalloc+0xb5/0xf0 mm/kasan/common.c:522 kmalloc include/linux/slab.h:607 [inline] kzalloc include/linux/slab.h:738 [inline] ax25_dev_device_up+0x50/0x580 net/ax25/ax25_dev.c:55 ax25_device_event+0x483/0x4f0 net/ax25/af_ax25.c:139 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0xcb/0x160 kernel/notifier.c:391 call_netdevice_notifiers_extack net/core/dev.c:2074 [inline] call_netdevice_notifiers net/core/dev.c:2088 [inline] __dev_notify_flags+0x194/0x300 net/core/dev.c:8917 dev_change_flags+0xe3/0x1a0 net/core/dev.c:8955 dev_ifsioc+0x130/0xd50 net/core/dev_ioctl.c:324 dev_ioctl+0x545/0xe30 net/core/dev_ioctl.c:572 sock_do_ioctl+0x245/0x320 net/socket.c:1161 sock_ioctl+0x4d2/0x710 net/socket.c:1266 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:874 [inline] __se_sys_ioctl+0xfa/0x170 fs/ioctl.c:860 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 Freed by task 4337: kasan_save_stack mm/kasan/common.c:38 [inline] kasan_set_track+0x4b/0x70 mm/kasan/common.c:46 kasan_set_free_info+0x1f/0x40 mm/kasan/generic.c:360 ____kasan_slab_free+0xd5/0x110 mm/kasan/common.c:366 kasan_slab_free include/linux/kasan.h:230 [inline] slab_free_hook mm/slub.c:1710 [inline] slab_free_freelist_hook+0xea/0x170 mm/slub.c:1736 slab_free mm/slub.c:3504 [inline] kfree+0xef/0x2a0 mm/slub.c:4564 ax25_dev_put include/net/ax25.h:302 [inline] ax25_release+0x661/0x870 net/ax25/af_ax25.c:1062 __sock_release net/socket.c:651 [inline] sock_close+0xd5/0x240 net/socket.c:1345 __fput+0x234/0x930 fs/file_table.c:311 task_work_run+0x125/0x1a0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] exit_to_user_mode_loop+0x10f/0x130 kernel/entry/common.c:181 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:307 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 The buggy address belongs to the object at ffff888025f1d700 which belongs to the cache kmalloc-192 of size 192 The buggy address is located 56 bytes inside of 192-byte region [ffff888025f1d700, ffff888025f1d7c0) The buggy address belongs to the page: page:ffffea000097c740 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x25f1d flags: 0xfff00000000200(slab|node=0|zone=1|lastcpupid=0x7ff) raw: 00fff00000000200 0000000000000000 dead000000000122 ffff888016c41a00 raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 0, migratetype Unmovable, gfp_mask 0x112cc0(GFP_USER|__GFP_NOWARN|__GFP_NORETRY), pid 4287, ts 69567881746, free_ts 69489178223 prep_new_page mm/page_alloc.c:2426 [inline] get_page_from_freelist+0x1bbd/0x1ca0 mm/page_alloc.c:4192 __alloc_pages+0x1ee/0x480 mm/page_alloc.c:5501 __alloc_pages_node include/linux/gfp.h:570 [inline] alloc_slab_page mm/slub.c:1782 [inline] allocate_slab mm/slub.c:1917 [inline] new_slab+0xb6/0x4b0 mm/slub.c:1980 ___slab_alloc+0x80a/0xdd0 mm/slub.c:3013 __slab_alloc mm/slub.c:3100 [inline] slab_alloc_node mm/slub.c:3191 [inline] __kmalloc_node+0x200/0x3b0 mm/slub.c:4456 kmalloc_array_node include/linux/slab.h:700 [inline] kcalloc_node include/linux/slab.h:705 [inline] memcg_alloc_page_obj_cgroups+0x81/0x120 mm/memcontrol.c:2839 account_slab_page mm/slab.h:424 [inline] allocate_slab mm/slub.c:1933 [inline] new_slab+0x100/0x4b0 mm/slub.c:1980 ___slab_alloc+0x80a/0xdd0 mm/slub.c:3013 __slab_alloc mm/slub.c:3100 [inline] slab_alloc_node mm/slub.c:3191 [inline] slab_alloc mm/slub.c:3233 [inline] kmem_cache_alloc+0x195/0x290 mm/slub.c:3238 shmem_alloc_inode+0x16/0x30 mm/shmem.c:3789 alloc_inode fs/inode.c:261 [inline] new_inode_pseudo+0x5f/0x210 fs/inode.c:1001 new_inode+0x25/0x1c0 fs/inode.c:1030 shmem_get_inode+0x334/0xa90 mm/shmem.c:2290 shmem_mknod+0x55/0x1b0 mm/shmem.c:2850 shmem_mkdir+0x27/0x60 mm/shmem.c:2903 vfs_mkdir+0x387/0x570 fs/namei.c:4073 page last free stack trace: reset_page_owner include/linux/page_owner.h:24 [inline] free_pages_prepare mm/page_alloc.c:1340 [inline] free_pcp_prepare mm/page_alloc.c:1391 [inline] free_unref_page_prepare+0x637/0x6c0 mm/page_alloc.c:3317 free_unref_page+0x8f/0x2a0 mm/page_alloc.c:3396 free_slab mm/slub.c:2020 [inline] discard_slab mm/slub.c:2026 [inline] __unfreeze_partials+0x1a5/0x200 mm/slub.c:2512 put_cpu_partial+0x12d/0x190 mm/slub.c:2592 qlist_free_all+0x35/0x90 mm/kasan/quarantine.c:176 kasan_quarantine_reduce+0x150/0x160 mm/kasan/quarantine.c:283 __kasan_slab_alloc+0x2f/0xd0 mm/kasan/common.c:444 kasan_slab_alloc include/linux/kasan.h:254 [inline] slab_post_alloc_hook+0x4c/0x380 mm/slab.h:519 slab_alloc_node mm/slub.c:3225 [inline] slab_alloc mm/slub.c:3233 [inline] kmem_cache_alloc+0x100/0x290 mm/slub.c:3238 getname_flags+0xb5/0x500 fs/namei.c:138 do_sys_openat2+0xdd/0x4b0 fs/open.c:1249 do_sys_open fs/open.c:1271 [inline] __do_sys_openat fs/open.c:1287 [inline] __se_sys_openat fs/open.c:1282 [inline] __x64_sys_openat+0x135/0x160 fs/open.c:1282 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 Memory state around the buggy address: ffff888025f1d600: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ffff888025f1d680: 00 00 00 00 00 fc fc fc fc fc fc fc fc fc fc fc >ffff888025f1d700: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff888025f1d780: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc ffff888025f1d800: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ================================================================== final repro crashed as (corrupted=false): ================================================================== BUG: KASAN: use-after-free in ax25_fillin_cb_from_dev net/ax25/af_ax25.c:468 [inline] BUG: KASAN: use-after-free in ax25_fillin_cb+0x459/0x640 net/ax25/af_ax25.c:495 Read of size 4 at addr ffff888025f1d738 by task syz.0.19/4338 CPU: 0 PID: 4338 Comm: syz.0.19 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 Call Trace: dump_stack_lvl+0x188/0x250 lib/dump_stack.c:106 print_address_description+0x60/0x2d0 mm/kasan/report.c:248 __kasan_report mm/kasan/report.c:434 [inline] kasan_report+0xdf/0x130 mm/kasan/report.c:451 ax25_fillin_cb_from_dev net/ax25/af_ax25.c:468 [inline] ax25_fillin_cb+0x459/0x640 net/ax25/af_ax25.c:495 ax25_setsockopt+0x8c9/0xa60 net/ax25/af_ax25.c:690 __sys_setsockopt+0x2bf/0x3d0 net/socket.c:2212 __do_sys_setsockopt net/socket.c:2223 [inline] __se_sys_setsockopt net/socket.c:2220 [inline] __x64_sys_setsockopt+0xb1/0xc0 net/socket.c:2220 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fa5949e0799 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:00007fff38880918 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 00007fa594c59fa0 RCX: 00007fa5949e0799 RDX: 0000000000000019 RSI: 0000000000000101 RDI: 0000000000000004 RBP: 00007fa594a76c99 R08: 0000000000000010 R09: 0000000000000000 R10: 0000200000000240 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fa594c59fac R14: 00007fa594c59fa0 R15: 00007fa594c59fa0 Allocated by task 4336: kasan_save_stack mm/kasan/common.c:38 [inline] kasan_set_track mm/kasan/common.c:46 [inline] set_alloc_info mm/kasan/common.c:434 [inline] ____kasan_kmalloc mm/kasan/common.c:513 [inline] __kasan_kmalloc+0xb5/0xf0 mm/kasan/common.c:522 kmalloc include/linux/slab.h:607 [inline] kzalloc include/linux/slab.h:738 [inline] ax25_dev_device_up+0x50/0x580 net/ax25/ax25_dev.c:55 ax25_device_event+0x483/0x4f0 net/ax25/af_ax25.c:139 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0xcb/0x160 kernel/notifier.c:391 call_netdevice_notifiers_extack net/core/dev.c:2074 [inline] call_netdevice_notifiers net/core/dev.c:2088 [inline] __dev_notify_flags+0x194/0x300 net/core/dev.c:8917 dev_change_flags+0xe3/0x1a0 net/core/dev.c:8955 dev_ifsioc+0x130/0xd50 net/core/dev_ioctl.c:324 dev_ioctl+0x545/0xe30 net/core/dev_ioctl.c:572 sock_do_ioctl+0x245/0x320 net/socket.c:1161 sock_ioctl+0x4d2/0x710 net/socket.c:1266 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:874 [inline] __se_sys_ioctl+0xfa/0x170 fs/ioctl.c:860 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 Freed by task 4337: kasan_save_stack mm/kasan/common.c:38 [inline] kasan_set_track+0x4b/0x70 mm/kasan/common.c:46 kasan_set_free_info+0x1f/0x40 mm/kasan/generic.c:360 ____kasan_slab_free+0xd5/0x110 mm/kasan/common.c:366 kasan_slab_free include/linux/kasan.h:230 [inline] slab_free_hook mm/slub.c:1710 [inline] slab_free_freelist_hook+0xea/0x170 mm/slub.c:1736 slab_free mm/slub.c:3504 [inline] kfree+0xef/0x2a0 mm/slub.c:4564 ax25_dev_put include/net/ax25.h:302 [inline] ax25_release+0x661/0x870 net/ax25/af_ax25.c:1062 __sock_release net/socket.c:651 [inline] sock_close+0xd5/0x240 net/socket.c:1345 __fput+0x234/0x930 fs/file_table.c:311 task_work_run+0x125/0x1a0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] exit_to_user_mode_loop+0x10f/0x130 kernel/entry/common.c:181 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:307 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 The buggy address belongs to the object at ffff888025f1d700 which belongs to the cache kmalloc-192 of size 192 The buggy address is located 56 bytes inside of 192-byte region [ffff888025f1d700, ffff888025f1d7c0) The buggy address belongs to the page: page:ffffea000097c740 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x25f1d flags: 0xfff00000000200(slab|node=0|zone=1|lastcpupid=0x7ff) raw: 00fff00000000200 0000000000000000 dead000000000122 ffff888016c41a00 raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 0, migratetype Unmovable, gfp_mask 0x112cc0(GFP_USER|__GFP_NOWARN|__GFP_NORETRY), pid 4287, ts 69567881746, free_ts 69489178223 prep_new_page mm/page_alloc.c:2426 [inline] get_page_from_freelist+0x1bbd/0x1ca0 mm/page_alloc.c:4192 __alloc_pages+0x1ee/0x480 mm/page_alloc.c:5501 __alloc_pages_node include/linux/gfp.h:570 [inline] alloc_slab_page mm/slub.c:1782 [inline] allocate_slab mm/slub.c:1917 [inline] new_slab+0xb6/0x4b0 mm/slub.c:1980 ___slab_alloc+0x80a/0xdd0 mm/slub.c:3013 __slab_alloc mm/slub.c:3100 [inline] slab_alloc_node mm/slub.c:3191 [inline] __kmalloc_node+0x200/0x3b0 mm/slub.c:4456 kmalloc_array_node include/linux/slab.h:700 [inline] kcalloc_node include/linux/slab.h:705 [inline] memcg_alloc_page_obj_cgroups+0x81/0x120 mm/memcontrol.c:2839 account_slab_page mm/slab.h:424 [inline] allocate_slab mm/slub.c:1933 [inline] new_slab+0x100/0x4b0 mm/slub.c:1980 ___slab_alloc+0x80a/0xdd0 mm/slub.c:3013 __slab_alloc mm/slub.c:3100 [inline] slab_alloc_node mm/slub.c:3191 [inline] slab_alloc mm/slub.c:3233 [inline] kmem_cache_alloc+0x195/0x290 mm/slub.c:3238 shmem_alloc_inode+0x16/0x30 mm/shmem.c:3789 alloc_inode fs/inode.c:261 [inline] new_inode_pseudo+0x5f/0x210 fs/inode.c:1001 new_inode+0x25/0x1c0 fs/inode.c:1030 shmem_get_inode+0x334/0xa90 mm/shmem.c:2290 shmem_mknod+0x55/0x1b0 mm/shmem.c:2850 shmem_mkdir+0x27/0x60 mm/shmem.c:2903 vfs_mkdir+0x387/0x570 fs/namei.c:4073 page last free stack trace: reset_page_owner include/linux/page_owner.h:24 [inline] free_pages_prepare mm/page_alloc.c:1340 [inline] free_pcp_prepare mm/page_alloc.c:1391 [inline] free_unref_page_prepare+0x637/0x6c0 mm/page_alloc.c:3317 free_unref_page+0x8f/0x2a0 mm/page_alloc.c:3396 free_slab mm/slub.c:2020 [inline] discard_slab mm/slub.c:2026 [inline] __unfreeze_partials+0x1a5/0x200 mm/slub.c:2512 put_cpu_partial+0x12d/0x190 mm/slub.c:2592 qlist_free_all+0x35/0x90 mm/kasan/quarantine.c:176 kasan_quarantine_reduce+0x150/0x160 mm/kasan/quarantine.c:283 __kasan_slab_alloc+0x2f/0xd0 mm/kasan/common.c:444 kasan_slab_alloc include/linux/kasan.h:254 [inline] slab_post_alloc_hook+0x4c/0x380 mm/slab.h:519 slab_alloc_node mm/slub.c:3225 [inline] slab_alloc mm/slub.c:3233 [inline] kmem_cache_alloc+0x100/0x290 mm/slub.c:3238 getname_flags+0xb5/0x500 fs/namei.c:138 do_sys_openat2+0xdd/0x4b0 fs/open.c:1249 do_sys_open fs/open.c:1271 [inline] __do_sys_openat fs/open.c:1287 [inline] __se_sys_openat fs/open.c:1282 [inline] __x64_sys_openat+0x135/0x160 fs/open.c:1282 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 Memory state around the buggy address: ffff888025f1d600: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ffff888025f1d680: 00 00 00 00 00 fc fc fc fc fc fc fc fc fc fc fc >ffff888025f1d700: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff888025f1d780: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc ffff888025f1d800: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ==================================================================