Extracting prog: 2m0.98665776s
Minimizing prog: 45m15.582234612s
Simplifying prog options: 0s
Extracting C: 1m19.373418534s
Simplifying C: 26m2.732633981s


extracting reproducer from 31 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}}): socket$nl_audit-sendmsg$AUDIT_TRIM-socket$netlink-socket$inet6_tcp-accept$alg-read$alg-bpf$PROG_LOAD-bpf$BPF_PROG_DETACH-socket$nl_generic-socket$nl_route-ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL-sendmsg$nl_route_sched-syz_init_net_socket$bt_sco-socketpair$unix-syz_init_net_socket$ax25-bind$ax25-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netrom_SIOCADDRT-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-socket$nl_generic
detailed listing:
executing program 0:
r0 = socket$nl_audit(0x10, 0x3, 0x9)
sendmsg$AUDIT_TRIM(r0, &(0x7f0000003480)={0x0, 0x0, &(0x7f0000003440)={&(0x7f0000003400)={0x10, 0x3f6, 0x8, 0x70bd25, 0x25dfdbfd}, 0x10}, 0x1, 0x0, 0x0, 0x24000004}, 0x8044)
socket$netlink(0x10, 0x3, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
r1 = accept$alg(0xffffffffffffffff, 0x0, 0x0)
read$alg(r1, &(0x7f0000000100)=""/246, 0xf6)
r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x3, 0x8, &(0x7f00000026c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls}, 0x94)
bpf$BPF_PROG_DETACH(0x1c, &(0x7f0000000a40)={@fallback=r2, r2, 0x2f}, 0x20)
socket$nl_generic(0x10, 0x3, 0x10)
r3 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0)
sendmsg$nl_route_sched(r3, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x0)
r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r5=>0xffffffffffffffff})
r6 = syz_init_net_socket$ax25(0x3, 0x2, 0x0)
bind$ax25(r6, &(0x7f0000000100)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @null]}, 0x48)
ioctl$sock_SIOCGIFINDEX(r5, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r7 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r7, 0x8914, &(0x7f0000000000))
r8 = syz_init_net_socket$ax25(0x3, 0x2, 0xcc)
setsockopt$ax25_SO_BINDTODEVICE(r8, 0x101, 0x19, &(0x7f00000001c0)=@bpq0, 0x10)
ioctl$sock_netrom_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000000)={0x0, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bpq0, 0x1, 'syz1\x00', @default, 0x1, 0x0, [@null, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @bcast, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x3}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @default]})
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d)
ioctl$sock_netdev_private(r4, 0x8914, &(0x7f0000000000))
socket$nl_generic(0x10, 0x3, 0x10)

program crashed: KASAN: use-after-free Read in ax25_release
single: successfully extracted reproducer
found reproducer with 26 syscalls
minimizing guilty program
testing program (duration=46.92101572s, {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$nl_audit-sendmsg$AUDIT_TRIM-socket$netlink-socket$inet6_tcp-accept$alg-read$alg-bpf$PROG_LOAD-bpf$BPF_PROG_DETACH-socket$nl_generic-socket$nl_route-ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL-sendmsg$nl_route_sched-syz_init_net_socket$bt_sco-socketpair$unix-syz_init_net_socket$ax25-bind$ax25-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netrom_SIOCADDRT-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
detailed listing:
executing program 0:
r0 = socket$nl_audit(0x10, 0x3, 0x9)
sendmsg$AUDIT_TRIM(r0, &(0x7f0000003480)={0x0, 0x0, &(0x7f0000003440)={&(0x7f0000003400)={0x10, 0x3f6, 0x8, 0x70bd25, 0x25dfdbfd}, 0x10}, 0x1, 0x0, 0x0, 0x24000004}, 0x8044)
socket$netlink(0x10, 0x3, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
r1 = accept$alg(0xffffffffffffffff, 0x0, 0x0)
read$alg(r1, &(0x7f0000000100)=""/246, 0xf6)
r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x3, 0x8, &(0x7f00000026c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls}, 0x94)
bpf$BPF_PROG_DETACH(0x1c, &(0x7f0000000a40)={@fallback=r2, r2, 0x2f}, 0x20)
socket$nl_generic(0x10, 0x3, 0x10)
r3 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0)
sendmsg$nl_route_sched(r3, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x0)
r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r5=>0xffffffffffffffff})
r6 = syz_init_net_socket$ax25(0x3, 0x2, 0x0)
bind$ax25(r6, &(0x7f0000000100)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @null]}, 0x48)
ioctl$sock_SIOCGIFINDEX(r5, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r7 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r7, 0x8914, &(0x7f0000000000))
r8 = syz_init_net_socket$ax25(0x3, 0x2, 0xcc)
setsockopt$ax25_SO_BINDTODEVICE(r8, 0x101, 0x19, &(0x7f00000001c0)=@bpq0, 0x10)
ioctl$sock_netrom_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000000)={0x0, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bpq0, 0x1, 'syz1\x00', @default, 0x1, 0x0, [@null, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @bcast, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x3}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @default]})
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d)
ioctl$sock_netdev_private(r4, 0x8914, &(0x7f0000000000))

program crashed: KASAN: use-after-free Read in ax25_release
testing program (duration=46.92101572s, {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$nl_audit-sendmsg$AUDIT_TRIM-socket$netlink-socket$inet6_tcp-accept$alg-read$alg-bpf$PROG_LOAD-bpf$BPF_PROG_DETACH-socket$nl_generic-socket$nl_route-ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL-sendmsg$nl_route_sched-syz_init_net_socket$bt_sco-socketpair$unix-syz_init_net_socket$ax25-bind$ax25-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netrom_SIOCADDRT-setsockopt$ax25_SO_BINDTODEVICE
detailed listing:
executing program 0:
r0 = socket$nl_audit(0x10, 0x3, 0x9)
sendmsg$AUDIT_TRIM(r0, &(0x7f0000003480)={0x0, 0x0, &(0x7f0000003440)={&(0x7f0000003400)={0x10, 0x3f6, 0x8, 0x70bd25, 0x25dfdbfd}, 0x10}, 0x1, 0x0, 0x0, 0x24000004}, 0x8044)
socket$netlink(0x10, 0x3, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
r1 = accept$alg(0xffffffffffffffff, 0x0, 0x0)
read$alg(r1, &(0x7f0000000100)=""/246, 0xf6)
r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x3, 0x8, &(0x7f00000026c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls}, 0x94)
bpf$BPF_PROG_DETACH(0x1c, &(0x7f0000000a40)={@fallback=r2, r2, 0x2f}, 0x20)
socket$nl_generic(0x10, 0x3, 0x10)
r3 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0)
sendmsg$nl_route_sched(r3, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x0)
syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r4=>0xffffffffffffffff})
r5 = syz_init_net_socket$ax25(0x3, 0x2, 0x0)
bind$ax25(r5, &(0x7f0000000100)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @null]}, 0x48)
ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r6 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r6, 0x8914, &(0x7f0000000000))
r7 = syz_init_net_socket$ax25(0x3, 0x2, 0xcc)
setsockopt$ax25_SO_BINDTODEVICE(r7, 0x101, 0x19, &(0x7f00000001c0)=@bpq0, 0x10)
ioctl$sock_netrom_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000000)={0x0, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bpq0, 0x1, 'syz1\x00', @default, 0x1, 0x0, [@null, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @bcast, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x3}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @default]})
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d)

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing program (duration=46.92101572s, {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$nl_audit-sendmsg$AUDIT_TRIM-socket$netlink-socket$inet6_tcp-accept$alg-read$alg-bpf$PROG_LOAD-bpf$BPF_PROG_DETACH-socket$nl_generic-socket$nl_route-ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL-sendmsg$nl_route_sched-syz_init_net_socket$bt_sco-socketpair$unix-syz_init_net_socket$ax25-bind$ax25-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netrom_SIOCADDRT
detailed listing:
executing program 0:
r0 = socket$nl_audit(0x10, 0x3, 0x9)
sendmsg$AUDIT_TRIM(r0, &(0x7f0000003480)={0x0, 0x0, &(0x7f0000003440)={&(0x7f0000003400)={0x10, 0x3f6, 0x8, 0x70bd25, 0x25dfdbfd}, 0x10}, 0x1, 0x0, 0x0, 0x24000004}, 0x8044)
socket$netlink(0x10, 0x3, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
r1 = accept$alg(0xffffffffffffffff, 0x0, 0x0)
read$alg(r1, &(0x7f0000000100)=""/246, 0xf6)
r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x3, 0x8, &(0x7f00000026c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls}, 0x94)
bpf$BPF_PROG_DETACH(0x1c, &(0x7f0000000a40)={@fallback=r2, r2, 0x2f}, 0x20)
socket$nl_generic(0x10, 0x3, 0x10)
r3 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0)
sendmsg$nl_route_sched(r3, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x0)
syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r4=>0xffffffffffffffff})
r5 = syz_init_net_socket$ax25(0x3, 0x2, 0x0)
bind$ax25(r5, &(0x7f0000000100)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @null]}, 0x48)
ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r6 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r6, 0x8914, &(0x7f0000000000))
r7 = syz_init_net_socket$ax25(0x3, 0x2, 0xcc)
setsockopt$ax25_SO_BINDTODEVICE(r7, 0x101, 0x19, &(0x7f00000001c0)=@bpq0, 0x10)
ioctl$sock_netrom_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000000)={0x0, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bpq0, 0x1, 'syz1\x00', @default, 0x1, 0x0, [@null, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @bcast, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x3}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @default]})

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing program (duration=46.92101572s, {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$nl_audit-sendmsg$AUDIT_TRIM-socket$netlink-socket$inet6_tcp-accept$alg-read$alg-bpf$PROG_LOAD-bpf$BPF_PROG_DETACH-socket$nl_generic-socket$nl_route-ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL-sendmsg$nl_route_sched-syz_init_net_socket$bt_sco-socketpair$unix-syz_init_net_socket$ax25-bind$ax25-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
detailed listing:
executing program 0:
r0 = socket$nl_audit(0x10, 0x3, 0x9)
sendmsg$AUDIT_TRIM(r0, &(0x7f0000003480)={0x0, 0x0, &(0x7f0000003440)={&(0x7f0000003400)={0x10, 0x3f6, 0x8, 0x70bd25, 0x25dfdbfd}, 0x10}, 0x1, 0x0, 0x0, 0x24000004}, 0x8044)
socket$netlink(0x10, 0x3, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
r1 = accept$alg(0xffffffffffffffff, 0x0, 0x0)
read$alg(r1, &(0x7f0000000100)=""/246, 0xf6)
r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x3, 0x8, &(0x7f00000026c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls}, 0x94)
bpf$BPF_PROG_DETACH(0x1c, &(0x7f0000000a40)={@fallback=r2, r2, 0x2f}, 0x20)
socket$nl_generic(0x10, 0x3, 0x10)
r3 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0)
sendmsg$nl_route_sched(r3, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x0)
syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r4=>0xffffffffffffffff})
r5 = syz_init_net_socket$ax25(0x3, 0x2, 0x0)
bind$ax25(r5, &(0x7f0000000100)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @null]}, 0x48)
ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r6 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r6, 0x8914, &(0x7f0000000000))
r7 = syz_init_net_socket$ax25(0x3, 0x2, 0xcc)
setsockopt$ax25_SO_BINDTODEVICE(r7, 0x101, 0x19, &(0x7f00000001c0)=@bpq0, 0x10)

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing program (duration=46.92101572s, {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$nl_audit-sendmsg$AUDIT_TRIM-socket$netlink-socket$inet6_tcp-accept$alg-read$alg-bpf$PROG_LOAD-bpf$BPF_PROG_DETACH-socket$nl_generic-socket$nl_route-ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL-sendmsg$nl_route_sched-syz_init_net_socket$bt_sco-socketpair$unix-syz_init_net_socket$ax25-bind$ax25-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25
detailed listing:
executing program 0:
r0 = socket$nl_audit(0x10, 0x3, 0x9)
sendmsg$AUDIT_TRIM(r0, &(0x7f0000003480)={0x0, 0x0, &(0x7f0000003440)={&(0x7f0000003400)={0x10, 0x3f6, 0x8, 0x70bd25, 0x25dfdbfd}, 0x10}, 0x1, 0x0, 0x0, 0x24000004}, 0x8044)
socket$netlink(0x10, 0x3, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
r1 = accept$alg(0xffffffffffffffff, 0x0, 0x0)
read$alg(r1, &(0x7f0000000100)=""/246, 0xf6)
r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x3, 0x8, &(0x7f00000026c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls}, 0x94)
bpf$BPF_PROG_DETACH(0x1c, &(0x7f0000000a40)={@fallback=r2, r2, 0x2f}, 0x20)
socket$nl_generic(0x10, 0x3, 0x10)
r3 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0)
sendmsg$nl_route_sched(r3, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x0)
syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r4=>0xffffffffffffffff})
r5 = syz_init_net_socket$ax25(0x3, 0x2, 0x0)
bind$ax25(r5, &(0x7f0000000100)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @null]}, 0x48)
ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r6 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r6, 0x8914, &(0x7f0000000000))
syz_init_net_socket$ax25(0x3, 0x2, 0xcc)

program did not crash
testing program (duration=46.92101572s, {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$nl_audit-sendmsg$AUDIT_TRIM-socket$netlink-socket$inet6_tcp-accept$alg-read$alg-bpf$PROG_LOAD-bpf$BPF_PROG_DETACH-socket$nl_generic-socket$nl_route-ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL-sendmsg$nl_route_sched-syz_init_net_socket$bt_sco-socketpair$unix-syz_init_net_socket$ax25-bind$ax25-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE
detailed listing:
executing program 0:
r0 = socket$nl_audit(0x10, 0x3, 0x9)
sendmsg$AUDIT_TRIM(r0, &(0x7f0000003480)={0x0, 0x0, &(0x7f0000003440)={&(0x7f0000003400)={0x10, 0x3f6, 0x8, 0x70bd25, 0x25dfdbfd}, 0x10}, 0x1, 0x0, 0x0, 0x24000004}, 0x8044)
socket$netlink(0x10, 0x3, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
r1 = accept$alg(0xffffffffffffffff, 0x0, 0x0)
read$alg(r1, &(0x7f0000000100)=""/246, 0xf6)
r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x3, 0x8, &(0x7f00000026c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls}, 0x94)
bpf$BPF_PROG_DETACH(0x1c, &(0x7f0000000a40)={@fallback=r2, r2, 0x2f}, 0x20)
socket$nl_generic(0x10, 0x3, 0x10)
r3 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0)
sendmsg$nl_route_sched(r3, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x0)
syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r4=>0xffffffffffffffff})
r5 = syz_init_net_socket$ax25(0x3, 0x2, 0x0)
bind$ax25(r5, &(0x7f0000000100)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @null]}, 0x48)
ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r6 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r6, 0x8914, &(0x7f0000000000))
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f00000001c0)=@bpq0, 0x10)

program did not crash
testing program (duration=46.92101572s, {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$nl_audit-sendmsg$AUDIT_TRIM-socket$netlink-socket$inet6_tcp-accept$alg-read$alg-bpf$PROG_LOAD-bpf$BPF_PROG_DETACH-socket$nl_generic-socket$nl_route-ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL-sendmsg$nl_route_sched-syz_init_net_socket$bt_sco-socketpair$unix-syz_init_net_socket$ax25-bind$ax25-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
detailed listing:
executing program 0:
r0 = socket$nl_audit(0x10, 0x3, 0x9)
sendmsg$AUDIT_TRIM(r0, &(0x7f0000003480)={0x0, 0x0, &(0x7f0000003440)={&(0x7f0000003400)={0x10, 0x3f6, 0x8, 0x70bd25, 0x25dfdbfd}, 0x10}, 0x1, 0x0, 0x0, 0x24000004}, 0x8044)
socket$netlink(0x10, 0x3, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
r1 = accept$alg(0xffffffffffffffff, 0x0, 0x0)
read$alg(r1, &(0x7f0000000100)=""/246, 0xf6)
r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x3, 0x8, &(0x7f00000026c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls}, 0x94)
bpf$BPF_PROG_DETACH(0x1c, &(0x7f0000000a40)={@fallback=r2, r2, 0x2f}, 0x20)
socket$nl_generic(0x10, 0x3, 0x10)
r3 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0)
sendmsg$nl_route_sched(r3, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x0)
syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r4=>0xffffffffffffffff})
r5 = syz_init_net_socket$ax25(0x3, 0x2, 0x0)
bind$ax25(r5, &(0x7f0000000100)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @null]}, 0x48)
ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
r6 = syz_init_net_socket$ax25(0x3, 0x2, 0xcc)
setsockopt$ax25_SO_BINDTODEVICE(r6, 0x101, 0x19, &(0x7f00000001c0)=@bpq0, 0x10)

program did not crash
testing program (duration=46.92101572s, {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$nl_audit-sendmsg$AUDIT_TRIM-socket$netlink-socket$inet6_tcp-accept$alg-read$alg-bpf$PROG_LOAD-bpf$BPF_PROG_DETACH-socket$nl_generic-socket$nl_route-ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL-sendmsg$nl_route_sched-syz_init_net_socket$bt_sco-socketpair$unix-syz_init_net_socket$ax25-bind$ax25-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
detailed listing:
executing program 0:
r0 = socket$nl_audit(0x10, 0x3, 0x9)
sendmsg$AUDIT_TRIM(r0, &(0x7f0000003480)={0x0, 0x0, &(0x7f0000003440)={&(0x7f0000003400)={0x10, 0x3f6, 0x8, 0x70bd25, 0x25dfdbfd}, 0x10}, 0x1, 0x0, 0x0, 0x24000004}, 0x8044)
socket$netlink(0x10, 0x3, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
r1 = accept$alg(0xffffffffffffffff, 0x0, 0x0)
read$alg(r1, &(0x7f0000000100)=""/246, 0xf6)
r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x3, 0x8, &(0x7f00000026c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls}, 0x94)
bpf$BPF_PROG_DETACH(0x1c, &(0x7f0000000a40)={@fallback=r2, r2, 0x2f}, 0x20)
socket$nl_generic(0x10, 0x3, 0x10)
r3 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0)
sendmsg$nl_route_sched(r3, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x0)
syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r4=>0xffffffffffffffff})
r5 = syz_init_net_socket$ax25(0x3, 0x2, 0x0)
bind$ax25(r5, &(0x7f0000000100)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @null]}, 0x48)
ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r6 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
ioctl$sock_netdev_private(r6, 0x8914, &(0x7f0000000000))
r7 = syz_init_net_socket$ax25(0x3, 0x2, 0xcc)
setsockopt$ax25_SO_BINDTODEVICE(r7, 0x101, 0x19, &(0x7f00000001c0)=@bpq0, 0x10)

program did not crash
testing program (duration=46.92101572s, {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$nl_audit-sendmsg$AUDIT_TRIM-socket$netlink-socket$inet6_tcp-accept$alg-read$alg-bpf$PROG_LOAD-bpf$BPF_PROG_DETACH-socket$nl_generic-socket$nl_route-ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL-sendmsg$nl_route_sched-syz_init_net_socket$bt_sco-socketpair$unix-syz_init_net_socket$ax25-bind$ax25-ioctl$sock_SIOCGIFINDEX-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
detailed listing:
executing program 0:
r0 = socket$nl_audit(0x10, 0x3, 0x9)
sendmsg$AUDIT_TRIM(r0, &(0x7f0000003480)={0x0, 0x0, &(0x7f0000003440)={&(0x7f0000003400)={0x10, 0x3f6, 0x8, 0x70bd25, 0x25dfdbfd}, 0x10}, 0x1, 0x0, 0x0, 0x24000004}, 0x8044)
socket$netlink(0x10, 0x3, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
r1 = accept$alg(0xffffffffffffffff, 0x0, 0x0)
read$alg(r1, &(0x7f0000000100)=""/246, 0xf6)
r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x3, 0x8, &(0x7f00000026c0)=ANY=[@ANYBLOB="620af8ff0c200021bfa100000000000007010000f8ffffffb702000003000000bd1200000000000085000000d0000000b70000000000000095000000000000003fba6a7d36d9b18ed812a2e2c49e8020a6f4e0e4a9446ca2b5f1cc1a100a9af698393aa0f3881f9c24aa56f15199fad0093c59d66b5ece9f36c70d0f010c5077da80fb982c1e9400c603146cea484a415b76966118b64f751a0f241b072e90080008002d75593a280000c93e64c227c95aa0b784625704f07a72c2918451ebdcf4cef7f9606056fe5c34665c0af9360a1f7a5e6b607130c89f18c0c1089d8b85880000c29c48b45ef4adf634be763288d01aa27ae8b09e13e79ab20b0b8ed8fb7a68af2ad0000000000000006f803c6468082089b302d7bff8f06f7f918d65eae391cb41336023cdcedb5e0125ebbccbddcf10cb2364149215108355ee570f8078be5cab389cd65e7133719acd97cfa107d40224edc5465a932b77e74e712a0d42bc6099ad23000000803a90bce6dc3a13871765df961c2ed3b1006ef6c1ff0900000000000010c63a949e8b7955394ffa82b8e942c89112f40cab87b1586602d985430cea0162ab3fcf4591c926abfb076719237c8d0e60b0eea24492a660583eecdbf5bcd3de3a83209da17a0faf60fd6ad9b97aa5fa68480366c9c6fd6fa5043aa3926b81e3b59c9f081d6a08000000ea2b1a52496dfcaf99431412fd13f4cec49669e443dcb924cfe5f3185418d60532be9c4d2ec7c32f2095e63c8cdc28f74d043ef8dba2f23b01a9ae44cf945b7632f32030916f89c6dad7603f2ba2a790d62d6faec2fed44da4928b30142bdda5e6c5d50b83bae616b5054d1e7c13b1355d6f4a8245eaa4997da9c77af40000000000000005f58351d599e9b61e8caab9c70764b0a8a7583c90b3433b809bdb9fbd48bc873495cbff8a41326eea31ae4e0f75057df3c9d13330ca006bce1a84521f14518c9b476fccbd6c712016219848624b87cec2dbe98223a0eb4fa39f6b5c02e6d6d90756ff57902a8f57010000009700ce0b4b8bc22941330000000000000000000300000000000000000000000010008bc0d955f2a83366b99711e6e8861c46495ba585a4b2d02edc3e28dd279a896249ed85b9806f0b6c4a000000002b43dcacc413b48dafb7a2c8cb482bac0ac502d9ba96ffffff7f00000000df73be83bb7d5ad883ef07000000000000006da21b40216e14ba2d6af8656bfff17addaedab25b30002abbba7fa725f38400be7c1f001b2cd317902f19e385be9e48dccff72943327d830689da6b53ffffffff631c7771429d1200000033ed846197fcff5e1c7c3d1d6e3a52872baef9753fffffffffffffe09fec2271fe010c"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls}, 0x94)
bpf$BPF_PROG_DETACH(0x1c, &(0x7f0000000a40)={@fallback=r2, r2, 0x2f}, 0x20)
socket$nl_generic(0x10, 0x3, 0x10)
r3 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0)
sendmsg$nl_route_sched(r3, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x0)
syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r4=>0xffffffffffffffff})
r5 = syz_init_net_socket$ax25(0x3, 0x2, 0x0)
bind$ax25(r5, &(0x7f0000000100)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @null]}, 0x48)
ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(0xffffffffffffffff, 0x8914, &(0x7f0000000000))
r6 = syz_init_net_socket$ax25(0x3, 0x2, 0xcc)
setsockopt$ax25_SO_BINDTODEVICE(r6, 0x101, 0x19, &(0x7f00000001c0)=@bpq0, 0x10)

program did not crash
testing program (duration=46.92101572s, {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$nl_audit-sendmsg$AUDIT_TRIM-socket$netlink-socket$inet6_tcp-accept$alg-read$alg-bpf$PROG_LOAD-bpf$BPF_PROG_DETACH-socket$nl_generic-socket$nl_route-ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL-sendmsg$nl_route_sched-syz_init_net_socket$bt_sco-socketpair$unix-syz_init_net_socket$ax25-bind$ax25-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
detailed listing:
executing program 0:
r0 = socket$nl_audit(0x10, 0x3, 0x9)
sendmsg$AUDIT_TRIM(r0, &(0x7f0000003480)={0x0, 0x0, &(0x7f0000003440)={&(0x7f0000003400)={0x10, 0x3f6, 0x8, 0x70bd25, 0x25dfdbfd}, 0x10}, 0x1, 0x0, 0x0, 0x24000004}, 0x8044)
socket$netlink(0x10, 0x3, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
r1 = accept$alg(0xffffffffffffffff, 0x0, 0x0)
read$alg(r1, &(0x7f0000000100)=""/246, 0xf6)
r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x3, 0x8, &(0x7f00000026c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls}, 0x94)
bpf$BPF_PROG_DETACH(0x1c, &(0x7f0000000a40)={@fallback=r2, r2, 0x2f}, 0x20)
socket$nl_generic(0x10, 0x3, 0x10)
r3 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0)
sendmsg$nl_route_sched(r3, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x0)
syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080))
r4 = syz_init_net_socket$ax25(0x3, 0x2, 0x0)
bind$ax25(r4, &(0x7f0000000100)={{0x3, @default, 0x1}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @null]}, 0x48)
r5 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r5, 0x8914, &(0x7f0000000000))
r6 = syz_init_net_socket$ax25(0x3, 0x2, 0xcc)
setsockopt$ax25_SO_BINDTODEVICE(r6, 0x101, 0x19, &(0x7f00000001c0)=@bpq0, 0x10)

program did not crash
testing program (duration=46.92101572s, {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$nl_audit-sendmsg$AUDIT_TRIM-socket$netlink-socket$inet6_tcp-accept$alg-read$alg-bpf$PROG_LOAD-bpf$BPF_PROG_DETACH-socket$nl_generic-socket$nl_route-ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL-sendmsg$nl_route_sched-syz_init_net_socket$bt_sco-socketpair$unix-syz_init_net_socket$ax25-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
detailed listing:
executing program 0:
r0 = socket$nl_audit(0x10, 0x3, 0x9)
sendmsg$AUDIT_TRIM(r0, &(0x7f0000003480)={0x0, 0x0, &(0x7f0000003440)={&(0x7f0000003400)={0x10, 0x3f6, 0x8, 0x70bd25, 0x25dfdbfd}, 0x10}, 0x1, 0x0, 0x0, 0x24000004}, 0x8044)
socket$netlink(0x10, 0x3, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
r1 = accept$alg(0xffffffffffffffff, 0x0, 0x0)
read$alg(r1, &(0x7f0000000100)=""/246, 0xf6)
r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x3, 0x8, &(0x7f00000026c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls}, 0x94)
bpf$BPF_PROG_DETACH(0x1c, &(0x7f0000000a40)={@fallback=r2, r2, 0x2f}, 0x20)
socket$nl_generic(0x10, 0x3, 0x10)
r3 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0)
sendmsg$nl_route_sched(r3, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x0)
syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r4=>0xffffffffffffffff})
syz_init_net_socket$ax25(0x3, 0x2, 0x0)
ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r5 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r5, 0x8914, &(0x7f0000000000))
r6 = syz_init_net_socket$ax25(0x3, 0x2, 0xcc)
setsockopt$ax25_SO_BINDTODEVICE(r6, 0x101, 0x19, &(0x7f00000001c0)=@bpq0, 0x10)

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing program (duration=46.92101572s, {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$nl_audit-sendmsg$AUDIT_TRIM-socket$netlink-socket$inet6_tcp-accept$alg-read$alg-bpf$PROG_LOAD-bpf$BPF_PROG_DETACH-socket$nl_generic-socket$nl_route-ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL-sendmsg$nl_route_sched-syz_init_net_socket$bt_sco-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
detailed listing:
executing program 0:
r0 = socket$nl_audit(0x10, 0x3, 0x9)
sendmsg$AUDIT_TRIM(r0, &(0x7f0000003480)={0x0, 0x0, &(0x7f0000003440)={&(0x7f0000003400)={0x10, 0x3f6, 0x8, 0x70bd25, 0x25dfdbfd}, 0x10}, 0x1, 0x0, 0x0, 0x24000004}, 0x8044)
socket$netlink(0x10, 0x3, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
r1 = accept$alg(0xffffffffffffffff, 0x0, 0x0)
read$alg(r1, &(0x7f0000000100)=""/246, 0xf6)
r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x3, 0x8, &(0x7f00000026c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls}, 0x94)
bpf$BPF_PROG_DETACH(0x1c, &(0x7f0000000a40)={@fallback=r2, r2, 0x2f}, 0x20)
socket$nl_generic(0x10, 0x3, 0x10)
r3 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0)
sendmsg$nl_route_sched(r3, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x0)
syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r4=>0xffffffffffffffff})
ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r5 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r5, 0x8914, &(0x7f0000000000))
r6 = syz_init_net_socket$ax25(0x3, 0x2, 0xcc)
setsockopt$ax25_SO_BINDTODEVICE(r6, 0x101, 0x19, &(0x7f00000001c0)=@bpq0, 0x10)

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing program (duration=46.92101572s, {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$nl_audit-sendmsg$AUDIT_TRIM-socket$netlink-socket$inet6_tcp-accept$alg-read$alg-bpf$PROG_LOAD-bpf$BPF_PROG_DETACH-socket$nl_generic-socket$nl_route-ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL-sendmsg$nl_route_sched-syz_init_net_socket$bt_sco-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
detailed listing:
executing program 0:
r0 = socket$nl_audit(0x10, 0x3, 0x9)
sendmsg$AUDIT_TRIM(r0, &(0x7f0000003480)={0x0, 0x0, &(0x7f0000003440)={&(0x7f0000003400)={0x10, 0x3f6, 0x8, 0x70bd25, 0x25dfdbfd}, 0x10}, 0x1, 0x0, 0x0, 0x24000004}, 0x8044)
socket$netlink(0x10, 0x3, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
r1 = accept$alg(0xffffffffffffffff, 0x0, 0x0)
read$alg(r1, &(0x7f0000000100)=""/246, 0xf6)
r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x3, 0x8, &(0x7f00000026c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls}, 0x94)
bpf$BPF_PROG_DETACH(0x1c, &(0x7f0000000a40)={@fallback=r2, r2, 0x2f}, 0x20)
socket$nl_generic(0x10, 0x3, 0x10)
r3 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0)
sendmsg$nl_route_sched(r3, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x0)
syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r4, 0x8914, &(0x7f0000000000))
r5 = syz_init_net_socket$ax25(0x3, 0x2, 0xcc)
setsockopt$ax25_SO_BINDTODEVICE(r5, 0x101, 0x19, &(0x7f00000001c0)=@bpq0, 0x10)

program did not crash
testing program (duration=46.92101572s, {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$nl_audit-sendmsg$AUDIT_TRIM-socket$netlink-socket$inet6_tcp-accept$alg-read$alg-bpf$PROG_LOAD-bpf$BPF_PROG_DETACH-socket$nl_generic-socket$nl_route-ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL-sendmsg$nl_route_sched-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
detailed listing:
executing program 0:
r0 = socket$nl_audit(0x10, 0x3, 0x9)
sendmsg$AUDIT_TRIM(r0, &(0x7f0000003480)={0x0, 0x0, &(0x7f0000003440)={&(0x7f0000003400)={0x10, 0x3f6, 0x8, 0x70bd25, 0x25dfdbfd}, 0x10}, 0x1, 0x0, 0x0, 0x24000004}, 0x8044)
socket$netlink(0x10, 0x3, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
r1 = accept$alg(0xffffffffffffffff, 0x0, 0x0)
read$alg(r1, &(0x7f0000000100)=""/246, 0xf6)
r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x3, 0x8, &(0x7f00000026c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls}, 0x94)
bpf$BPF_PROG_DETACH(0x1c, &(0x7f0000000a40)={@fallback=r2, r2, 0x2f}, 0x20)
socket$nl_generic(0x10, 0x3, 0x10)
r3 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0)
sendmsg$nl_route_sched(r3, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r4=>0xffffffffffffffff})
ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r5 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r5, 0x8914, &(0x7f0000000000))
r6 = syz_init_net_socket$ax25(0x3, 0x2, 0xcc)
setsockopt$ax25_SO_BINDTODEVICE(r6, 0x101, 0x19, &(0x7f00000001c0)=@bpq0, 0x10)

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing program (duration=46.92101572s, {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$nl_audit-sendmsg$AUDIT_TRIM-socket$netlink-socket$inet6_tcp-accept$alg-read$alg-bpf$PROG_LOAD-bpf$BPF_PROG_DETACH-socket$nl_generic-socket$nl_route-ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
detailed listing:
executing program 0:
r0 = socket$nl_audit(0x10, 0x3, 0x9)
sendmsg$AUDIT_TRIM(r0, &(0x7f0000003480)={0x0, 0x0, &(0x7f0000003440)={&(0x7f0000003400)={0x10, 0x3f6, 0x8, 0x70bd25, 0x25dfdbfd}, 0x10}, 0x1, 0x0, 0x0, 0x24000004}, 0x8044)
socket$netlink(0x10, 0x3, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
r1 = accept$alg(0xffffffffffffffff, 0x0, 0x0)
read$alg(r1, &(0x7f0000000100)=""/246, 0xf6)
r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x3, 0x8, &(0x7f00000026c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls}, 0x94)
bpf$BPF_PROG_DETACH(0x1c, &(0x7f0000000a40)={@fallback=r2, r2, 0x2f}, 0x20)
socket$nl_generic(0x10, 0x3, 0x10)
socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r3=>0xffffffffffffffff})
ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r4, 0x8914, &(0x7f0000000000))
r5 = syz_init_net_socket$ax25(0x3, 0x2, 0xcc)
setsockopt$ax25_SO_BINDTODEVICE(r5, 0x101, 0x19, &(0x7f00000001c0)=@bpq0, 0x10)

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing program (duration=46.92101572s, {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$nl_audit-sendmsg$AUDIT_TRIM-socket$netlink-socket$inet6_tcp-accept$alg-read$alg-bpf$PROG_LOAD-bpf$BPF_PROG_DETACH-socket$nl_generic-socket$nl_route-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
detailed listing:
executing program 0:
r0 = socket$nl_audit(0x10, 0x3, 0x9)
sendmsg$AUDIT_TRIM(r0, &(0x7f0000003480)={0x0, 0x0, &(0x7f0000003440)={&(0x7f0000003400)={0x10, 0x3f6, 0x8, 0x70bd25, 0x25dfdbfd}, 0x10}, 0x1, 0x0, 0x0, 0x24000004}, 0x8044)
socket$netlink(0x10, 0x3, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
r1 = accept$alg(0xffffffffffffffff, 0x0, 0x0)
read$alg(r1, &(0x7f0000000100)=""/246, 0xf6)
r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x3, 0x8, &(0x7f00000026c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls}, 0x94)
bpf$BPF_PROG_DETACH(0x1c, &(0x7f0000000a40)={@fallback=r2, r2, 0x2f}, 0x20)
socket$nl_generic(0x10, 0x3, 0x10)
socket$nl_route(0x10, 0x3, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r3=>0xffffffffffffffff})
ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r4, 0x8914, &(0x7f0000000000))
r5 = syz_init_net_socket$ax25(0x3, 0x2, 0xcc)
setsockopt$ax25_SO_BINDTODEVICE(r5, 0x101, 0x19, &(0x7f00000001c0)=@bpq0, 0x10)

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing program (duration=46.92101572s, {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$nl_audit-sendmsg$AUDIT_TRIM-socket$netlink-socket$inet6_tcp-accept$alg-read$alg-bpf$PROG_LOAD-bpf$BPF_PROG_DETACH-socket$nl_generic-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
detailed listing:
executing program 0:
r0 = socket$nl_audit(0x10, 0x3, 0x9)
sendmsg$AUDIT_TRIM(r0, &(0x7f0000003480)={0x0, 0x0, &(0x7f0000003440)={&(0x7f0000003400)={0x10, 0x3f6, 0x8, 0x70bd25, 0x25dfdbfd}, 0x10}, 0x1, 0x0, 0x0, 0x24000004}, 0x8044)
socket$netlink(0x10, 0x3, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
r1 = accept$alg(0xffffffffffffffff, 0x0, 0x0)
read$alg(r1, &(0x7f0000000100)=""/246, 0xf6)
r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x3, 0x8, &(0x7f00000026c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls}, 0x94)
bpf$BPF_PROG_DETACH(0x1c, &(0x7f0000000a40)={@fallback=r2, r2, 0x2f}, 0x20)
socket$nl_generic(0x10, 0x3, 0x10)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r3=>0xffffffffffffffff})
ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r4, 0x8914, &(0x7f0000000000))
r5 = syz_init_net_socket$ax25(0x3, 0x2, 0xcc)
setsockopt$ax25_SO_BINDTODEVICE(r5, 0x101, 0x19, &(0x7f00000001c0)=@bpq0, 0x10)

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing program (duration=46.92101572s, {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$nl_audit-sendmsg$AUDIT_TRIM-socket$netlink-socket$inet6_tcp-accept$alg-read$alg-bpf$PROG_LOAD-bpf$BPF_PROG_DETACH-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
detailed listing:
executing program 0:
r0 = socket$nl_audit(0x10, 0x3, 0x9)
sendmsg$AUDIT_TRIM(r0, &(0x7f0000003480)={0x0, 0x0, &(0x7f0000003440)={&(0x7f0000003400)={0x10, 0x3f6, 0x8, 0x70bd25, 0x25dfdbfd}, 0x10}, 0x1, 0x0, 0x0, 0x24000004}, 0x8044)
socket$netlink(0x10, 0x3, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
r1 = accept$alg(0xffffffffffffffff, 0x0, 0x0)
read$alg(r1, &(0x7f0000000100)=""/246, 0xf6)
r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x3, 0x8, &(0x7f00000026c0)=ANY=[@ANYBLOB="620af8ff0c200021bfa100000000000007010000f8ffffffb702000003000000bd1200000000000085000000d0000000b70000000000000095000000000000003fba6a7d36d9b18ed812a2e2c49e8020a6f4e0e4a9446ca2b5f1cc1a100a9af698393aa0f3881f9c24aa56f15199fad0093c59d66b5ece9f36c70d0f010c5077da80fb982c1e9400c603146cea484a415b76966118b64f751a0f241b072e90080008002d75593a280000c93e64c227c95aa0b784625704f07a72c2918451ebdcf4cef7f9606056fe5c34665c0af9360a1f7a5e6b607130c89f18c0c1089d8b85880000c29c48b45ef4adf634be763288d01aa27ae8b09e13e79ab20b0b8ed8fb7a68af2ad0000000000000006f803c6468082089b302d7bff8f06f7f918d65eae391cb41336023cdcedb5e0125ebbccbddcf10cb2364149215108355ee570f8078be5cab389cd65e7133719acd97cfa107d40224edc5465a932b77e74e712a0d42bc6099ad23000000803a90bce6dc3a13871765df961c2ed3b1006ef6c1ff0900000000000010c63a949e8b7955394ffa82b8e942c89112f40cab87b1586602d985430cea0162ab3fcf4591c926abfb076719237c8d0e60b0eea24492a660583eecdbf5bcd3de3a83209da17a0faf60fd6ad9b97aa5fa68480366c9c6fd6fa5043aa3926b81e3b59c9f081d6a08000000ea2b1a52496dfcaf99431412fd13f4cec49669e443dcb924cfe5f3185418d60532be9c4d2ec7c32f2095e63c8cdc28f74d043ef8dba2f23b01a9ae44cf945b7632f32030916f89c6dad7603f2ba2a790d62d6faec2fed44da4928b30142bdda5e6c5d50b83bae616b5054d1e7c13b1355d6f4a8245eaa4997da9c77af40000000000000005f58351d599e9b61e8caab9c70764b0a8a7583c90b3433b809bdb9fbd48bc873495cbff8a41326eea31ae4e0f75057df3c9d13330ca006bce1a84521f14518c9b476fccbd6c712016219848624b87cec2dbe98223a0eb4fa39f6b5c02e6d6d90756ff57902a8f57010000009700ce0b4b8bc22941330000000000000000000300000000000000000000000010008bc0d955f2a83366b99711e6e8861c46495ba585a4b2d02edc3e28dd279a896249ed85b9806f0b6c4a000000002b43dcacc413b48dafb7a2c8cb482bac0ac502d9ba96ffffff7f00000000df73be83bb7d5ad883ef07000000000000006da21b40216e14ba2d6af8656bfff17addaedab25b30002abbba7fa725f38400be7c1f001b2cd317902f19e385be9e48dccff72943327d830689da6b53ffffffff631c7771429d1200000033ed846197fcff5e1c7c3d1d6e3a52872baef9753fffffffffffffe09fec2271fe010c"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls}, 0x94)
bpf$BPF_PROG_DETACH(0x1c, &(0x7f0000000a40)={@fallback=r2, r2, 0x2f}, 0x20)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r3=>0xffffffffffffffff})
ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r4, 0x8914, &(0x7f0000000000))
r5 = syz_init_net_socket$ax25(0x3, 0x2, 0xcc)
setsockopt$ax25_SO_BINDTODEVICE(r5, 0x101, 0x19, &(0x7f00000001c0)=@bpq0, 0x10)

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing program (duration=46.92101572s, {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$nl_audit-sendmsg$AUDIT_TRIM-socket$netlink-socket$inet6_tcp-accept$alg-read$alg-bpf$PROG_LOAD-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
detailed listing:
executing program 0:
r0 = socket$nl_audit(0x10, 0x3, 0x9)
sendmsg$AUDIT_TRIM(r0, &(0x7f0000003480)={0x0, 0x0, &(0x7f0000003440)={&(0x7f0000003400)={0x10, 0x3f6, 0x8, 0x70bd25, 0x25dfdbfd}, 0x10}, 0x1, 0x0, 0x0, 0x24000004}, 0x8044)
socket$netlink(0x10, 0x3, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
r1 = accept$alg(0xffffffffffffffff, 0x0, 0x0)
read$alg(r1, &(0x7f0000000100)=""/246, 0xf6)
bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x3, 0x8, &(0x7f00000026c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls}, 0x94)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r2=>0xffffffffffffffff})
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r3 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r3, 0x8914, &(0x7f0000000000))
r4 = syz_init_net_socket$ax25(0x3, 0x2, 0xcc)
setsockopt$ax25_SO_BINDTODEVICE(r4, 0x101, 0x19, &(0x7f00000001c0)=@bpq0, 0x10)

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing program (duration=46.92101572s, {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$nl_audit-sendmsg$AUDIT_TRIM-socket$netlink-socket$inet6_tcp-accept$alg-read$alg-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
detailed listing:
executing program 0:
r0 = socket$nl_audit(0x10, 0x3, 0x9)
sendmsg$AUDIT_TRIM(r0, &(0x7f0000003480)={0x0, 0x0, &(0x7f0000003440)={&(0x7f0000003400)={0x10, 0x3f6, 0x8, 0x70bd25, 0x25dfdbfd}, 0x10}, 0x1, 0x0, 0x0, 0x24000004}, 0x8044)
socket$netlink(0x10, 0x3, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
r1 = accept$alg(0xffffffffffffffff, 0x0, 0x0)
read$alg(r1, &(0x7f0000000100)=""/246, 0xf6)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r2=>0xffffffffffffffff})
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r3 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r3, 0x8914, &(0x7f0000000000))
r4 = syz_init_net_socket$ax25(0x3, 0x2, 0xcc)
setsockopt$ax25_SO_BINDTODEVICE(r4, 0x101, 0x19, &(0x7f00000001c0)=@bpq0, 0x10)

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing program (duration=46.92101572s, {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$nl_audit-sendmsg$AUDIT_TRIM-socket$netlink-socket$inet6_tcp-accept$alg-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
detailed listing:
executing program 0:
r0 = socket$nl_audit(0x10, 0x3, 0x9)
sendmsg$AUDIT_TRIM(r0, &(0x7f0000003480)={0x0, 0x0, &(0x7f0000003440)={&(0x7f0000003400)={0x10, 0x3f6, 0x8, 0x70bd25, 0x25dfdbfd}, 0x10}, 0x1, 0x0, 0x0, 0x24000004}, 0x8044)
socket$netlink(0x10, 0x3, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
accept$alg(0xffffffffffffffff, 0x0, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r2 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r2, 0x8914, &(0x7f0000000000))
r3 = syz_init_net_socket$ax25(0x3, 0x2, 0xcc)
setsockopt$ax25_SO_BINDTODEVICE(r3, 0x101, 0x19, &(0x7f00000001c0)=@bpq0, 0x10)

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing program (duration=46.92101572s, {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$nl_audit-sendmsg$AUDIT_TRIM-socket$netlink-socket$inet6_tcp-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
detailed listing:
executing program 0:
r0 = socket$nl_audit(0x10, 0x3, 0x9)
sendmsg$AUDIT_TRIM(r0, &(0x7f0000003480)={0x0, 0x0, &(0x7f0000003440)={&(0x7f0000003400)={0x10, 0x3f6, 0x8, 0x70bd25, 0x25dfdbfd}, 0x10}, 0x1, 0x0, 0x0, 0x24000004}, 0x8044)
socket$netlink(0x10, 0x3, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r2 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r2, 0x8914, &(0x7f0000000000))
r3 = syz_init_net_socket$ax25(0x3, 0x2, 0xcc)
setsockopt$ax25_SO_BINDTODEVICE(r3, 0x101, 0x19, &(0x7f00000001c0)=@bpq0, 0x10)

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing program (duration=46.92101572s, {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$nl_audit-sendmsg$AUDIT_TRIM-socket$netlink-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
detailed listing:
executing program 0:
r0 = socket$nl_audit(0x10, 0x3, 0x9)
sendmsg$AUDIT_TRIM(r0, &(0x7f0000003480)={0x0, 0x0, &(0x7f0000003440)={&(0x7f0000003400)={0x10, 0x3f6, 0x8, 0x70bd25, 0x25dfdbfd}, 0x10}, 0x1, 0x0, 0x0, 0x24000004}, 0x8044)
socket$netlink(0x10, 0x3, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r2 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r2, 0x8914, &(0x7f0000000000))
r3 = syz_init_net_socket$ax25(0x3, 0x2, 0xcc)
setsockopt$ax25_SO_BINDTODEVICE(r3, 0x101, 0x19, &(0x7f00000001c0)=@bpq0, 0x10)

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing program (duration=46.92101572s, {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$nl_audit-sendmsg$AUDIT_TRIM-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
detailed listing:
executing program 0:
r0 = socket$nl_audit(0x10, 0x3, 0x9)
sendmsg$AUDIT_TRIM(r0, &(0x7f0000003480)={0x0, 0x0, &(0x7f0000003440)={&(0x7f0000003400)={0x10, 0x3f6, 0x8, 0x70bd25, 0x25dfdbfd}, 0x10}, 0x1, 0x0, 0x0, 0x24000004}, 0x8044)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r2 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r2, 0x8914, &(0x7f0000000000))
r3 = syz_init_net_socket$ax25(0x3, 0x2, 0xcc)
setsockopt$ax25_SO_BINDTODEVICE(r3, 0x101, 0x19, &(0x7f00000001c0)=@bpq0, 0x10)

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing program (duration=46.92101572s, {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$nl_audit-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
detailed listing:
executing program 0:
socket$nl_audit(0x10, 0x3, 0x9)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r1, 0x8914, &(0x7f0000000000))
r2 = syz_init_net_socket$ax25(0x3, 0x2, 0xcc)
setsockopt$ax25_SO_BINDTODEVICE(r2, 0x101, 0x19, &(0x7f00000001c0)=@bpq0, 0x10)

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing program (duration=46.92101572s, {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}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
detailed listing:
executing program 0:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r1, 0x8914, &(0x7f0000000000))
r2 = syz_init_net_socket$ax25(0x3, 0x2, 0xcc)
setsockopt$ax25_SO_BINDTODEVICE(r2, 0x101, 0x19, &(0x7f00000001c0)=@bpq0, 0x10)

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing program (duration=46.92101572s, {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}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
detailed listing:
executing program 0:
socketpair$unix(0x1, 0x1, 0x0, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r0, 0x8914, &(0x7f0000000000))
r1 = syz_init_net_socket$ax25(0x3, 0x2, 0xcc)
setsockopt$ax25_SO_BINDTODEVICE(r1, 0x101, 0x19, &(0x7f00000001c0)=@bpq0, 0x10)

program did not crash
testing program (duration=46.92101572s, {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}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
detailed listing:
executing program 0:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, 0x0)
r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r1, 0x8914, &(0x7f0000000000))
r2 = syz_init_net_socket$ax25(0x3, 0x2, 0xcc)
setsockopt$ax25_SO_BINDTODEVICE(r2, 0x101, 0x19, &(0x7f00000001c0)=@bpq0, 0x10)

program did not crash
testing program (duration=46.92101572s, {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}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
detailed listing:
executing program 0:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, 0x0, 0x0)
ioctl$sock_netdev_private(r1, 0x8914, &(0x7f0000000000))
r2 = syz_init_net_socket$ax25(0x3, 0x2, 0xcc)
setsockopt$ax25_SO_BINDTODEVICE(r2, 0x101, 0x19, &(0x7f00000001c0)=@bpq0, 0x10)

program did not crash
testing program (duration=46.92101572s, {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}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
detailed listing:
executing program 0:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r1, 0x8914, 0x0)
r2 = syz_init_net_socket$ax25(0x3, 0x2, 0xcc)
setsockopt$ax25_SO_BINDTODEVICE(r2, 0x101, 0x19, &(0x7f00000001c0)=@bpq0, 0x10)

program did not crash
testing program (duration=46.92101572s, {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}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
detailed listing:
executing program 0:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r1, 0x8914, &(0x7f0000000000))
r2 = syz_init_net_socket$ax25(0x3, 0x2, 0xcc)
setsockopt$ax25_SO_BINDTODEVICE(r2, 0x101, 0x19, 0x0, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=46.92101572s, {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}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
program crashed: KASAN: use-after-free Read in ax25_fillin_cb
simplifying C reproducer
testing compiled C program (duration=46.92101572s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing compiled C program (duration=46.92101572s, {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}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
program did not crash
testing compiled C program (duration=46.92101572s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing compiled C program (duration=46.92101572s, {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}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
program did not crash
testing compiled C program (duration=46.92101572s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
program did not crash
testing compiled C program (duration=46.92101572s, {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}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
program did not crash
testing compiled C program (duration=46.92101572s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing compiled C program (duration=46.92101572s, {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}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing compiled C program (duration=46.92101572s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing compiled C program (duration=46.92101572s, {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}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing compiled C program (duration=46.92101572s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing compiled C program (duration=46.92101572s, {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}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing compiled C program (duration=46.92101572s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing compiled C program (duration=46.92101572s, {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}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing compiled C program (duration=46.92101572s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing compiled C program (duration=46.92101572s, {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}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing compiled C program (duration=46.92101572s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing program (duration=46.92101572s, {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}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
detailed listing:
executing program 0:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r1, 0x8914, &(0x7f0000000000))
r2 = syz_init_net_socket$ax25(0x3, 0x2, 0xcc)
setsockopt$ax25_SO_BINDTODEVICE(r2, 0x101, 0x19, &(0x7f00000001c0)=@bpq0, 0x10)

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
validation run: crashed=true
testing program (duration=46.92101572s, {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}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
detailed listing:
executing program 0:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r1, 0x8914, &(0x7f0000000000))
r2 = syz_init_net_socket$ax25(0x3, 0x2, 0xcc)
setsockopt$ax25_SO_BINDTODEVICE(r2, 0x101, 0x19, &(0x7f00000001c0)=@bpq0, 0x10)

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
validation run: crashed=true
testing program (duration=46.92101572s, {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}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE
detailed listing:
executing program 0:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r1, 0x8914, &(0x7f0000000000))
r2 = syz_init_net_socket$ax25(0x3, 0x2, 0xcc)
setsockopt$ax25_SO_BINDTODEVICE(r2, 0x101, 0x19, &(0x7f00000001c0)=@bpq0, 0x10)

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
validation run: crashed=true
reproducing took 1h20m1.686289699s
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 ffff88801eb72638 by task syz.0.19/4375

CPU: 1 PID: 4375 Comm: syz.0.19 Not tainted 5.15.189-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
Call Trace:
 <TASK>
 dump_stack_lvl+0x168/0x230 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+0x8a2/0xa40 net/ax25/af_ax25.c:690
 __sys_setsockopt+0x2bf/0x3d0 net/socket.c:2203
 __do_sys_setsockopt net/socket.c:2214 [inline]
 __se_sys_setsockopt net/socket.c:2211 [inline]
 __x64_sys_setsockopt+0xb1/0xc0 net/socket.c:2211
 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: 0033:0x7f7ae40acbe9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe0b1b3b48 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
RAX: ffffffffffffffda RBX: 00007f7ae42d3fa0 RCX: 00007f7ae40acbe9
RDX: 0000000000000019 RSI: 0000000000000101 RDI: 0000000000000007
RBP: 00007f7ae412fe19 R08: 0000000000000010 R09: 0000000000000000
R10: 00002000000001c0 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f7ae42d3fa0 R14: 00007f7ae42d3fa0 R15: 0000000000000005
 </TASK>

Allocated by task 4373:
 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:604 [inline]
 kzalloc include/linux/slab.h:735 [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:2061 [inline]
 call_netdevice_notifiers net/core/dev.c:2075 [inline]
 __dev_notify_flags+0x178/0x2d0 net/core/dev.c:-1
 dev_change_flags+0xe3/0x1a0 net/core/dev.c:8929
 dev_ifsioc+0x147/0xe70 net/core/dev_ioctl.c:324
 dev_ioctl+0x55f/0xe50 net/core/dev_ioctl.c:587
 sock_do_ioctl+0x222/0x2f0 net/socket.c:1154
 sock_ioctl+0x4ed/0x6e0 net/socket.c:1257
 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 4374:
 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:1705 [inline]
 slab_free_freelist_hook+0xea/0x170 mm/slub.c:1731
 slab_free mm/slub.c:3499 [inline]
 kfree+0xef/0x2a0 mm/slub.c:4559
 ax25_dev_put include/net/ax25.h:302 [inline]
 ax25_release+0x661/0x870 net/ax25/af_ax25.c:1062
 __sock_release net/socket.c:649 [inline]
 sock_close+0xd5/0x240 net/socket.c:1336
 __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+0xb1/0x140 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 ffff88801eb72600
 which belongs to the cache kmalloc-192 of size 192
The buggy address is located 56 bytes inside of
 192-byte region [ffff88801eb72600, ffff88801eb726c0)
The buggy address belongs to the page:
page:ffffea00007adc80 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1eb72
flags: 0xfff00000000200(slab|node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000200 0000000000000000 dead000000000122 ffff888016841a00
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 4373, ts 84715700156, free_ts 84712020795
 prep_new_page mm/page_alloc.c:2426 [inline]
 get_page_from_freelist+0x1b77/0x1c60 mm/page_alloc.c:4192
 __alloc_pages+0x1e1/0x470 mm/page_alloc.c:5474
 __alloc_pages_node include/linux/gfp.h:570 [inline]
 alloc_slab_page mm/slub.c:1777 [inline]
 allocate_slab mm/slub.c:1912 [inline]
 new_slab+0xb6/0x4b0 mm/slub.c:1975
 ___slab_alloc+0x81e/0xdf0 mm/slub.c:3008
 __slab_alloc mm/slub.c:3095 [inline]
 slab_alloc_node mm/slub.c:3186 [inline]
 __kmalloc_node+0x200/0x3b0 mm/slub.c:4451
 kmalloc_array_node include/linux/slab.h:697 [inline]
 kcalloc_node include/linux/slab.h:702 [inline]
 memcg_alloc_page_obj_cgroups+0x81/0x120 mm/memcontrol.c:2839
 memcg_slab_post_alloc_hook mm/slab.h:313 [inline]
 slab_post_alloc_hook+0xba/0x380 mm/slab.h:526
 slab_alloc_node mm/slub.c:3220 [inline]
 slab_alloc mm/slub.c:3228 [inline]
 kmem_cache_alloc+0x100/0x290 mm/slub.c:3233
 __d_alloc+0x2a/0x6f0 fs/dcache.c:1749
 d_alloc+0x47/0x1a0 fs/dcache.c:1828
 lookup_one_qstr_excl+0xc6/0x240 fs/namei.c:1559
 filename_create+0x21e/0x450 fs/namei.c:3836
 do_symlinkat+0xb3/0x6c0 fs/namei.c:4448
 __do_sys_symlinkat fs/namei.c:4475 [inline]
 __se_sys_symlinkat fs/namei.c:4472 [inline]
 __x64_sys_symlinkat+0x95/0xa0 fs/namei.c:4472
 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
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+0x94/0x280 mm/page_alloc.c:3396
 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:3220 [inline]
 __kmalloc_node+0x15a/0x3b0 mm/slub.c:4451
 kmalloc_node include/linux/slab.h:627 [inline]
 kvmalloc_node+0x84/0x130 mm/util.c:619
 kvmalloc include/linux/mm.h:805 [inline]
 seq_buf_alloc fs/seq_file.c:38 [inline]
 seq_read_iter+0x1f6/0xd50 fs/seq_file.c:210
 call_read_iter include/linux/fs.h:2166 [inline]
 new_sync_read fs/read_write.c:404 [inline]
 vfs_read+0x725/0xcf0 fs/read_write.c:485
 ksys_read+0x14d/0x250 fs/read_write.c:623
 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:
 ffff88801eb72500: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff88801eb72580: 00 00 00 00 00 fc fc fc fc fc fc fc fc fc fc fc
>ffff88801eb72600: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                                        ^
 ffff88801eb72680: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc
 ffff88801eb72700: 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 ffff88801eb72638 by task syz.0.19/4375

CPU: 1 PID: 4375 Comm: syz.0.19 Not tainted 5.15.189-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
Call Trace:
 <TASK>
 dump_stack_lvl+0x168/0x230 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+0x8a2/0xa40 net/ax25/af_ax25.c:690
 __sys_setsockopt+0x2bf/0x3d0 net/socket.c:2203
 __do_sys_setsockopt net/socket.c:2214 [inline]
 __se_sys_setsockopt net/socket.c:2211 [inline]
 __x64_sys_setsockopt+0xb1/0xc0 net/socket.c:2211
 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: 0033:0x7f7ae40acbe9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe0b1b3b48 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
RAX: ffffffffffffffda RBX: 00007f7ae42d3fa0 RCX: 00007f7ae40acbe9
RDX: 0000000000000019 RSI: 0000000000000101 RDI: 0000000000000007
RBP: 00007f7ae412fe19 R08: 0000000000000010 R09: 0000000000000000
R10: 00002000000001c0 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f7ae42d3fa0 R14: 00007f7ae42d3fa0 R15: 0000000000000005
 </TASK>

Allocated by task 4373:
 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:604 [inline]
 kzalloc include/linux/slab.h:735 [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:2061 [inline]
 call_netdevice_notifiers net/core/dev.c:2075 [inline]
 __dev_notify_flags+0x178/0x2d0 net/core/dev.c:-1
 dev_change_flags+0xe3/0x1a0 net/core/dev.c:8929
 dev_ifsioc+0x147/0xe70 net/core/dev_ioctl.c:324
 dev_ioctl+0x55f/0xe50 net/core/dev_ioctl.c:587
 sock_do_ioctl+0x222/0x2f0 net/socket.c:1154
 sock_ioctl+0x4ed/0x6e0 net/socket.c:1257
 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 4374:
 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:1705 [inline]
 slab_free_freelist_hook+0xea/0x170 mm/slub.c:1731
 slab_free mm/slub.c:3499 [inline]
 kfree+0xef/0x2a0 mm/slub.c:4559
 ax25_dev_put include/net/ax25.h:302 [inline]
 ax25_release+0x661/0x870 net/ax25/af_ax25.c:1062
 __sock_release net/socket.c:649 [inline]
 sock_close+0xd5/0x240 net/socket.c:1336
 __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+0xb1/0x140 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 ffff88801eb72600
 which belongs to the cache kmalloc-192 of size 192
The buggy address is located 56 bytes inside of
 192-byte region [ffff88801eb72600, ffff88801eb726c0)
The buggy address belongs to the page:
page:ffffea00007adc80 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1eb72
flags: 0xfff00000000200(slab|node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000200 0000000000000000 dead000000000122 ffff888016841a00
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 4373, ts 84715700156, free_ts 84712020795
 prep_new_page mm/page_alloc.c:2426 [inline]
 get_page_from_freelist+0x1b77/0x1c60 mm/page_alloc.c:4192
 __alloc_pages+0x1e1/0x470 mm/page_alloc.c:5474
 __alloc_pages_node include/linux/gfp.h:570 [inline]
 alloc_slab_page mm/slub.c:1777 [inline]
 allocate_slab mm/slub.c:1912 [inline]
 new_slab+0xb6/0x4b0 mm/slub.c:1975
 ___slab_alloc+0x81e/0xdf0 mm/slub.c:3008
 __slab_alloc mm/slub.c:3095 [inline]
 slab_alloc_node mm/slub.c:3186 [inline]
 __kmalloc_node+0x200/0x3b0 mm/slub.c:4451
 kmalloc_array_node include/linux/slab.h:697 [inline]
 kcalloc_node include/linux/slab.h:702 [inline]
 memcg_alloc_page_obj_cgroups+0x81/0x120 mm/memcontrol.c:2839
 memcg_slab_post_alloc_hook mm/slab.h:313 [inline]
 slab_post_alloc_hook+0xba/0x380 mm/slab.h:526
 slab_alloc_node mm/slub.c:3220 [inline]
 slab_alloc mm/slub.c:3228 [inline]
 kmem_cache_alloc+0x100/0x290 mm/slub.c:3233
 __d_alloc+0x2a/0x6f0 fs/dcache.c:1749
 d_alloc+0x47/0x1a0 fs/dcache.c:1828
 lookup_one_qstr_excl+0xc6/0x240 fs/namei.c:1559
 filename_create+0x21e/0x450 fs/namei.c:3836
 do_symlinkat+0xb3/0x6c0 fs/namei.c:4448
 __do_sys_symlinkat fs/namei.c:4475 [inline]
 __se_sys_symlinkat fs/namei.c:4472 [inline]
 __x64_sys_symlinkat+0x95/0xa0 fs/namei.c:4472
 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
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+0x94/0x280 mm/page_alloc.c:3396
 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:3220 [inline]
 __kmalloc_node+0x15a/0x3b0 mm/slub.c:4451
 kmalloc_node include/linux/slab.h:627 [inline]
 kvmalloc_node+0x84/0x130 mm/util.c:619
 kvmalloc include/linux/mm.h:805 [inline]
 seq_buf_alloc fs/seq_file.c:38 [inline]
 seq_read_iter+0x1f6/0xd50 fs/seq_file.c:210
 call_read_iter include/linux/fs.h:2166 [inline]
 new_sync_read fs/read_write.c:404 [inline]
 vfs_read+0x725/0xcf0 fs/read_write.c:485
 ksys_read+0x14d/0x250 fs/read_write.c:623
 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:
 ffff88801eb72500: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff88801eb72580: 00 00 00 00 00 fc fc fc fc fc fc fc fc fc fc fc
>ffff88801eb72600: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                                        ^
 ffff88801eb72680: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc
 ffff88801eb72700: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
==================================================================