Extracting prog: 1m27.558244334s
Minimizing prog: 37m19.214773164s
Simplifying prog options: 0s
Extracting C: 1m36.58691911s
Simplifying C: 18m21.855266081s


extracting reproducer from 30 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_genetlink_get_family_id$ipvs-sendmsg$IPVS_CMD_DEL_DAEMON-socket$alg-ioctl$sock_SIOCETHTOOL-socketpair$unix-syz_init_net_socket$ax25-syz_init_net_socket$bt_sco-socket$can_raw-syz_init_net_socket$netrom-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT-socket$nl_generic-syz_genetlink_get_family_id$tipc2-ioctl$sock_netrom_SIOCADDRT-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
detailed listing:
executing program 0:
syz_genetlink_get_family_id$ipvs(&(0x7f0000000280), 0xffffffffffffffff)
sendmsg$IPVS_CMD_DEL_DAEMON(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x0)
socket$alg(0x26, 0x5, 0x0)
ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x8946, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080))
r0 = syz_init_net_socket$ax25(0x3, 0x2, 0x7)
r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
socket$can_raw(0x1d, 0x3, 0x1)
r2 = syz_init_net_socket$netrom(0x6, 0x5, 0x0)
socketpair$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$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r4, 0x8914, &(0x7f0000000000))
ioctl$sock_netrom_SIOCADDRT(r2, 0x890b, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$tipc2(&(0x7f00000001c0), 0xffffffffffffffff)
ioctl$sock_netrom_SIOCADDRT(r2, 0x890b, &(0x7f0000000000)={0x0, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bpq0, 0x4, '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}, @default, @default]})
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d)
ioctl$sock_netdev_private(r1, 0x8914, &(0x7f0000000000))

program crashed: KASAN: use-after-free Read in ax25_release
single: successfully extracted reproducer
found reproducer with 20 syscalls
minimizing guilty program
testing program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_genetlink_get_family_id$ipvs-sendmsg$IPVS_CMD_DEL_DAEMON-socket$alg-ioctl$sock_SIOCETHTOOL-socketpair$unix-syz_init_net_socket$ax25-syz_init_net_socket$bt_sco-socket$can_raw-syz_init_net_socket$netrom-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT-socket$nl_generic-syz_genetlink_get_family_id$tipc2-ioctl$sock_netrom_SIOCADDRT-setsockopt$ax25_SO_BINDTODEVICE
detailed listing:
executing program 0:
syz_genetlink_get_family_id$ipvs(&(0x7f0000000280), 0xffffffffffffffff)
sendmsg$IPVS_CMD_DEL_DAEMON(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x0)
socket$alg(0x26, 0x5, 0x0)
ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x8946, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080))
r0 = syz_init_net_socket$ax25(0x3, 0x2, 0x7)
syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
socket$can_raw(0x1d, 0x3, 0x1)
r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0)
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(r0, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r3, 0x8914, &(0x7f0000000000))
ioctl$sock_netrom_SIOCADDRT(r1, 0x890b, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$tipc2(&(0x7f00000001c0), 0xffffffffffffffff)
ioctl$sock_netrom_SIOCADDRT(r1, 0x890b, &(0x7f0000000000)={0x0, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bpq0, 0x4, 'syz1\x00', @default, 0x1, 0x0, [@null, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @bcast, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x3}, @default, @default]})
setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d)

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_genetlink_get_family_id$ipvs-sendmsg$IPVS_CMD_DEL_DAEMON-socket$alg-ioctl$sock_SIOCETHTOOL-socketpair$unix-syz_init_net_socket$ax25-syz_init_net_socket$bt_sco-socket$can_raw-syz_init_net_socket$netrom-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT-socket$nl_generic-syz_genetlink_get_family_id$tipc2-ioctl$sock_netrom_SIOCADDRT
detailed listing:
executing program 0:
syz_genetlink_get_family_id$ipvs(&(0x7f0000000280), 0xffffffffffffffff)
sendmsg$IPVS_CMD_DEL_DAEMON(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x0)
socket$alg(0x26, 0x5, 0x0)
ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x8946, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080))
r0 = syz_init_net_socket$ax25(0x3, 0x2, 0x7)
syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
socket$can_raw(0x1d, 0x3, 0x1)
r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0)
socketpair$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$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r3, 0x8914, &(0x7f0000000000))
ioctl$sock_netrom_SIOCADDRT(r1, 0x890b, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$tipc2(&(0x7f00000001c0), 0xffffffffffffffff)
ioctl$sock_netrom_SIOCADDRT(r1, 0x890b, &(0x7f0000000000)={0x0, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bpq0, 0x4, '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}, @default, @default]})

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_genetlink_get_family_id$ipvs-sendmsg$IPVS_CMD_DEL_DAEMON-socket$alg-ioctl$sock_SIOCETHTOOL-socketpair$unix-syz_init_net_socket$ax25-syz_init_net_socket$bt_sco-socket$can_raw-syz_init_net_socket$netrom-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT-socket$nl_generic-syz_genetlink_get_family_id$tipc2
detailed listing:
executing program 0:
syz_genetlink_get_family_id$ipvs(&(0x7f0000000280), 0xffffffffffffffff)
sendmsg$IPVS_CMD_DEL_DAEMON(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x0)
socket$alg(0x26, 0x5, 0x0)
ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x8946, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080))
r0 = syz_init_net_socket$ax25(0x3, 0x2, 0x7)
syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
socket$can_raw(0x1d, 0x3, 0x1)
r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0)
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(r0, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r3, 0x8914, &(0x7f0000000000))
ioctl$sock_netrom_SIOCADDRT(r1, 0x890b, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$tipc2(&(0x7f00000001c0), 0xffffffffffffffff)

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_genetlink_get_family_id$ipvs-sendmsg$IPVS_CMD_DEL_DAEMON-socket$alg-ioctl$sock_SIOCETHTOOL-socketpair$unix-syz_init_net_socket$ax25-syz_init_net_socket$bt_sco-socket$can_raw-syz_init_net_socket$netrom-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT-socket$nl_generic
detailed listing:
executing program 0:
syz_genetlink_get_family_id$ipvs(&(0x7f0000000280), 0xffffffffffffffff)
sendmsg$IPVS_CMD_DEL_DAEMON(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x0)
socket$alg(0x26, 0x5, 0x0)
ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x8946, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080))
r0 = syz_init_net_socket$ax25(0x3, 0x2, 0x7)
syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
socket$can_raw(0x1d, 0x3, 0x1)
r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0)
socketpair$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$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r3, 0x8914, &(0x7f0000000000))
ioctl$sock_netrom_SIOCADDRT(r1, 0x890b, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_genetlink_get_family_id$ipvs-sendmsg$IPVS_CMD_DEL_DAEMON-socket$alg-ioctl$sock_SIOCETHTOOL-socketpair$unix-syz_init_net_socket$ax25-syz_init_net_socket$bt_sco-socket$can_raw-syz_init_net_socket$netrom-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT
detailed listing:
executing program 0:
syz_genetlink_get_family_id$ipvs(&(0x7f0000000280), 0xffffffffffffffff)
sendmsg$IPVS_CMD_DEL_DAEMON(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x0)
socket$alg(0x26, 0x5, 0x0)
ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x8946, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080))
r0 = syz_init_net_socket$ax25(0x3, 0x2, 0x7)
syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
socket$can_raw(0x1d, 0x3, 0x1)
r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0)
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(r0, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r3, 0x8914, &(0x7f0000000000))
ioctl$sock_netrom_SIOCADDRT(r1, 0x890b, 0x0)

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_genetlink_get_family_id$ipvs-sendmsg$IPVS_CMD_DEL_DAEMON-socket$alg-ioctl$sock_SIOCETHTOOL-socketpair$unix-syz_init_net_socket$ax25-syz_init_net_socket$bt_sco-socket$can_raw-syz_init_net_socket$netrom-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
detailed listing:
executing program 0:
syz_genetlink_get_family_id$ipvs(&(0x7f0000000280), 0xffffffffffffffff)
sendmsg$IPVS_CMD_DEL_DAEMON(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x0)
socket$alg(0x26, 0x5, 0x0)
ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x8946, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080))
r0 = syz_init_net_socket$ax25(0x3, 0x2, 0x7)
syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
socket$can_raw(0x1d, 0x3, 0x1)
syz_init_net_socket$netrom(0x6, 0x5, 0x0)
socketpair$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$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r2, 0x8914, &(0x7f0000000000))

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_genetlink_get_family_id$ipvs-sendmsg$IPVS_CMD_DEL_DAEMON-socket$alg-ioctl$sock_SIOCETHTOOL-socketpair$unix-syz_init_net_socket$ax25-syz_init_net_socket$bt_sco-socket$can_raw-syz_init_net_socket$netrom-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE
detailed listing:
executing program 0:
syz_genetlink_get_family_id$ipvs(&(0x7f0000000280), 0xffffffffffffffff)
sendmsg$IPVS_CMD_DEL_DAEMON(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x0)
socket$alg(0x26, 0x5, 0x0)
ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x8946, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080))
r0 = syz_init_net_socket$ax25(0x3, 0x2, 0x7)
syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
socket$can_raw(0x1d, 0x3, 0x1)
syz_init_net_socket$netrom(0x6, 0x5, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)

program did not crash
testing program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_genetlink_get_family_id$ipvs-sendmsg$IPVS_CMD_DEL_DAEMON-socket$alg-ioctl$sock_SIOCETHTOOL-socketpair$unix-syz_init_net_socket$ax25-syz_init_net_socket$bt_sco-socket$can_raw-syz_init_net_socket$netrom-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-ioctl$sock_netdev_private
detailed listing:
executing program 0:
syz_genetlink_get_family_id$ipvs(&(0x7f0000000280), 0xffffffffffffffff)
sendmsg$IPVS_CMD_DEL_DAEMON(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x0)
socket$alg(0x26, 0x5, 0x0)
ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x8946, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080))
syz_init_net_socket$ax25(0x3, 0x2, 0x7)
syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
socket$can_raw(0x1d, 0x3, 0x1)
syz_init_net_socket$netrom(0x6, 0x5, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
ioctl$sock_netdev_private(r1, 0x8914, &(0x7f0000000000))

program did not crash
testing program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_genetlink_get_family_id$ipvs-sendmsg$IPVS_CMD_DEL_DAEMON-socket$alg-ioctl$sock_SIOCETHTOOL-socketpair$unix-syz_init_net_socket$ax25-syz_init_net_socket$bt_sco-socket$can_raw-syz_init_net_socket$netrom-socketpair$unix-ioctl$sock_SIOCGIFINDEX-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
detailed listing:
executing program 0:
syz_genetlink_get_family_id$ipvs(&(0x7f0000000280), 0xffffffffffffffff)
sendmsg$IPVS_CMD_DEL_DAEMON(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x0)
socket$alg(0x26, 0x5, 0x0)
ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x8946, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080))
r0 = syz_init_net_socket$ax25(0x3, 0x2, 0x7)
syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
socket$can_raw(0x1d, 0x3, 0x1)
syz_init_net_socket$netrom(0x6, 0x5, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(0xffffffffffffffff, 0x8914, &(0x7f0000000000))

program did not crash
testing program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_genetlink_get_family_id$ipvs-sendmsg$IPVS_CMD_DEL_DAEMON-socket$alg-ioctl$sock_SIOCETHTOOL-socketpair$unix-syz_init_net_socket$ax25-syz_init_net_socket$bt_sco-socket$can_raw-syz_init_net_socket$netrom-socketpair$unix-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
detailed listing:
executing program 0:
syz_genetlink_get_family_id$ipvs(&(0x7f0000000280), 0xffffffffffffffff)
sendmsg$IPVS_CMD_DEL_DAEMON(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x0)
socket$alg(0x26, 0x5, 0x0)
ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x8946, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080))
r0 = syz_init_net_socket$ax25(0x3, 0x2, 0x7)
syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
socket$can_raw(0x1d, 0x3, 0x1)
syz_init_net_socket$netrom(0x6, 0x5, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080))
r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r1, 0x8914, &(0x7f0000000000))

program did not crash
testing program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_genetlink_get_family_id$ipvs-sendmsg$IPVS_CMD_DEL_DAEMON-socket$alg-ioctl$sock_SIOCETHTOOL-socketpair$unix-syz_init_net_socket$ax25-syz_init_net_socket$bt_sco-socket$can_raw-syz_init_net_socket$netrom-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
detailed listing:
executing program 0:
syz_genetlink_get_family_id$ipvs(&(0x7f0000000280), 0xffffffffffffffff)
sendmsg$IPVS_CMD_DEL_DAEMON(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x0)
socket$alg(0x26, 0x5, 0x0)
ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x8946, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080))
r0 = syz_init_net_socket$ax25(0x3, 0x2, 0x7)
syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
socket$can_raw(0x1d, 0x3, 0x1)
syz_init_net_socket$netrom(0x6, 0x5, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r1, 0x8914, &(0x7f0000000000))

program did not crash
testing program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_genetlink_get_family_id$ipvs-sendmsg$IPVS_CMD_DEL_DAEMON-socket$alg-ioctl$sock_SIOCETHTOOL-socketpair$unix-syz_init_net_socket$ax25-syz_init_net_socket$bt_sco-socket$can_raw-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
detailed listing:
executing program 0:
syz_genetlink_get_family_id$ipvs(&(0x7f0000000280), 0xffffffffffffffff)
sendmsg$IPVS_CMD_DEL_DAEMON(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x0)
socket$alg(0x26, 0x5, 0x0)
ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x8946, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080))
r0 = syz_init_net_socket$ax25(0x3, 0x2, 0x7)
syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
socket$can_raw(0x1d, 0x3, 0x1)
socketpair$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$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r2, 0x8914, &(0x7f0000000000))

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_genetlink_get_family_id$ipvs-sendmsg$IPVS_CMD_DEL_DAEMON-socket$alg-ioctl$sock_SIOCETHTOOL-socketpair$unix-syz_init_net_socket$ax25-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
detailed listing:
executing program 0:
syz_genetlink_get_family_id$ipvs(&(0x7f0000000280), 0xffffffffffffffff)
sendmsg$IPVS_CMD_DEL_DAEMON(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x0)
socket$alg(0x26, 0x5, 0x0)
ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x8946, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080))
r0 = syz_init_net_socket$ax25(0x3, 0x2, 0x7)
syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
socketpair$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$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r2, 0x8914, &(0x7f0000000000))

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_genetlink_get_family_id$ipvs-sendmsg$IPVS_CMD_DEL_DAEMON-socket$alg-ioctl$sock_SIOCETHTOOL-socketpair$unix-syz_init_net_socket$ax25-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
detailed listing:
executing program 0:
syz_genetlink_get_family_id$ipvs(&(0x7f0000000280), 0xffffffffffffffff)
sendmsg$IPVS_CMD_DEL_DAEMON(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x0)
socket$alg(0x26, 0x5, 0x0)
ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x8946, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080))
r0 = syz_init_net_socket$ax25(0x3, 0x2, 0x7)
socketpair$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$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r2, 0x8914, &(0x7f0000000000))

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_genetlink_get_family_id$ipvs-sendmsg$IPVS_CMD_DEL_DAEMON-socket$alg-ioctl$sock_SIOCETHTOOL-socketpair$unix-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
detailed listing:
executing program 0:
syz_genetlink_get_family_id$ipvs(&(0x7f0000000280), 0xffffffffffffffff)
sendmsg$IPVS_CMD_DEL_DAEMON(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x0)
socket$alg(0x26, 0x5, 0x0)
ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x8946, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080))
socketpair$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))

program did not crash
testing program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_genetlink_get_family_id$ipvs-sendmsg$IPVS_CMD_DEL_DAEMON-socket$alg-ioctl$sock_SIOCETHTOOL-syz_init_net_socket$ax25-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
detailed listing:
executing program 0:
syz_genetlink_get_family_id$ipvs(&(0x7f0000000280), 0xffffffffffffffff)
sendmsg$IPVS_CMD_DEL_DAEMON(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x0)
socket$alg(0x26, 0x5, 0x0)
ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x8946, 0x0)
r0 = syz_init_net_socket$ax25(0x3, 0x2, 0x7)
socketpair$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$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r2, 0x8914, &(0x7f0000000000))

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_genetlink_get_family_id$ipvs-sendmsg$IPVS_CMD_DEL_DAEMON-socket$alg-syz_init_net_socket$ax25-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
detailed listing:
executing program 0:
syz_genetlink_get_family_id$ipvs(&(0x7f0000000280), 0xffffffffffffffff)
sendmsg$IPVS_CMD_DEL_DAEMON(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x0)
socket$alg(0x26, 0x5, 0x0)
r0 = syz_init_net_socket$ax25(0x3, 0x2, 0x7)
socketpair$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$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r2, 0x8914, &(0x7f0000000000))

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_genetlink_get_family_id$ipvs-sendmsg$IPVS_CMD_DEL_DAEMON-syz_init_net_socket$ax25-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
detailed listing:
executing program 0:
syz_genetlink_get_family_id$ipvs(&(0x7f0000000280), 0xffffffffffffffff)
sendmsg$IPVS_CMD_DEL_DAEMON(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x0)
r0 = syz_init_net_socket$ax25(0x3, 0x2, 0x7)
socketpair$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$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r2, 0x8914, &(0x7f0000000000))

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_genetlink_get_family_id$ipvs-syz_init_net_socket$ax25-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
detailed listing:
executing program 0:
syz_genetlink_get_family_id$ipvs(&(0x7f0000000280), 0xffffffffffffffff)
r0 = syz_init_net_socket$ax25(0x3, 0x2, 0x7)
socketpair$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$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r2, 0x8914, &(0x7f0000000000))

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
detailed listing:
executing program 0:
r0 = syz_init_net_socket$ax25(0x3, 0x2, 0x7)
socketpair$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$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r2, 0x8914, &(0x7f0000000000))

program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
detailed listing:
executing program 0:
r0 = syz_init_net_socket$ax25(0x3, 0x2, 0x7)
socketpair$unix(0x1, 0x1, 0x0, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'})
r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r1, 0x8914, &(0x7f0000000000))

program did not crash
testing program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
detailed listing:
executing program 0:
r0 = syz_init_net_socket$ax25(0x3, 0x2, 0x7)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, 0x0)
r2 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r2, 0x8914, &(0x7f0000000000))

program did not crash
testing program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
detailed listing:
executing program 0:
r0 = syz_init_net_socket$ax25(0x3, 0x2, 0x7)
socketpair$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$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, 0x0, 0x0)
ioctl$sock_netdev_private(r2, 0x8914, &(0x7f0000000000))

program did not crash
testing program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
detailed listing:
executing program 0:
r0 = syz_init_net_socket$ax25(0x3, 0x2, 0x7)
socketpair$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$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10)
ioctl$sock_netdev_private(r2, 0x8914, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
program crashed: KASAN: use-after-free Read in ax25_fillin_cb
simplifying C reproducer
testing compiled C program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing compiled C program (duration=53.164362985s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
program did not crash
testing compiled C program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing compiled C program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
program did not crash
testing compiled C program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
program did not crash
testing compiled C program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
program did not crash
testing compiled C program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing compiled C program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing compiled C program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing compiled C program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing compiled C program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing compiled C program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing compiled C program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing compiled C program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing compiled C program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing compiled C program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
program crashed: KASAN: use-after-free Read in ax25_fillin_cb
testing compiled C program (duration=53.164362985s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$ax25-socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private
program crashed: KASAN: use-after-free Read in ax25_fillin_cb
reproducing took 58m45.215285771s
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+0x39c/0x588 net/ax25/af_ax25.c:495
Read of size 4 at addr ffff0000c1dbaa38 by task syz-executor376/4031

CPU: 1 PID: 4031 Comm: syz-executor376 Not tainted 5.15.180-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Call trace:
 dump_backtrace+0x0/0x530 arch/arm64/kernel/stacktrace.c:152
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:216
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x108/0x170 lib/dump_stack.c:106
 print_address_description+0x7c/0x3f0 mm/kasan/report.c:248
 __kasan_report mm/kasan/report.c:434 [inline]
 kasan_report+0x174/0x1e4 mm/kasan/report.c:451
 __asan_report_load4_noabort+0x44/0x50 mm/kasan/report_generic.c:308
 ax25_fillin_cb_from_dev net/ax25/af_ax25.c:468 [inline]
 ax25_fillin_cb+0x39c/0x588 net/ax25/af_ax25.c:495
 ax25_setsockopt+0x980/0xcdc net/ax25/af_ax25.c:690
 __sys_setsockopt+0x3a8/0x6b4 net/socket.c:2203
 __do_sys_setsockopt net/socket.c:2214 [inline]
 __se_sys_setsockopt net/socket.c:2211 [inline]
 __arm64_sys_setsockopt+0xb8/0xd4 net/socket.c:2211
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181
 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608
 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584

Allocated by task 4028:
 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+0xbc/0xfc mm/kasan/common.c:513
 __kasan_kmalloc+0x10/0x1c mm/kasan/common.c:522
 kasan_kmalloc include/linux/kasan.h:264 [inline]
 kmem_cache_alloc_trace+0x27c/0x47c mm/slub.c:3247
 kmalloc include/linux/slab.h:604 [inline]
 kzalloc include/linux/slab.h:735 [inline]
 ax25_dev_device_up+0x5c/0x548 net/ax25/ax25_dev.c:55
 ax25_device_event+0x504/0x590 net/ax25/af_ax25.c:139
 notifier_call_chain kernel/notifier.c:83 [inline]
 raw_notifier_call_chain+0xd4/0x164 kernel/notifier.c:391
 __dev_notify_flags+0x2b4/0x540 net/core/dev.c:-1
 dev_change_flags+0xc8/0x154 net/core/dev.c:8928
 dev_ifsioc+0x140/0xfe4 net/core/dev_ioctl.c:324
 dev_ioctl+0x4e0/0xd3c net/core/dev_ioctl.c:587
 sock_do_ioctl+0x1dc/0x2dc net/socket.c:1154
 sock_ioctl+0x4f4/0x8b0 net/socket.c:1257
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:874 [inline]
 __se_sys_ioctl fs/ioctl.c:860 [inline]
 __arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:860
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181
 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608
 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584

Freed by task 4030:
 kasan_save_stack mm/kasan/common.c:38 [inline]
 kasan_set_track+0x4c/0x84 mm/kasan/common.c:46
 kasan_set_free_info+0x28/0x4c mm/kasan/generic.c:360
 ____kasan_slab_free+0x118/0x164 mm/kasan/common.c:366
 __kasan_slab_free+0x18/0x28 mm/kasan/common.c:374
 kasan_slab_free include/linux/kasan.h:230 [inline]
 slab_free_hook mm/slub.c:1705 [inline]
 slab_free_freelist_hook+0x128/0x1ec mm/slub.c:1731
 slab_free mm/slub.c:3499 [inline]
 kfree+0x178/0x410 mm/slub.c:4559
 ax25_dev_put include/net/ax25.h:302 [inline]
 ax25_release+0x57c/0x82c net/ax25/af_ax25.c:1062
 __sock_release net/socket.c:649 [inline]
 sock_close+0xb8/0x1fc net/socket.c:1336
 __fput+0x1c4/0x800 fs/file_table.c:311
 ____fput+0x20/0x30 fs/file_table.c:339
 task_work_run+0x130/0x1e4 kernel/task_work.c:188
 tracehook_notify_resume include/linux/tracehook.h:189 [inline]
 do_notify_resume+0x262c/0x32b8 arch/arm64/kernel/signal.c:946
 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline]
 exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline]
 el0_svc+0xfc/0x1f0 arch/arm64/kernel/entry-common.c:609
 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584

The buggy address belongs to the object at ffff0000c1dbaa00
 which belongs to the cache kmalloc-256 of size 256
The buggy address is located 56 bytes inside of
 256-byte region [ffff0000c1dbaa00, ffff0000c1dbab00)
The buggy address belongs to the page:
page:00000000abadb21f refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x101dba
head:00000000abadb21f order:1 compound_mapcount:0
flags: 0x5ffc00000010200(slab|head|node=0|zone=2|lastcpupid=0x7ff)
raw: 05ffc00000010200 dead000000000100 dead000000000122 ffff0000c0002480
raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected

Memory state around the buggy address:
 ffff0000c1dba900: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
 ffff0000c1dba980: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
>ffff0000c1dbaa00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                                        ^
 ffff0000c1dbaa80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff0000c1dbab00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
==================================================================
Unable to handle kernel paging request at virtual address 002002c300001566
Mem abort info:
  ESR = 0x0000000096000021
  EC = 0x25: DABT (current EL), IL = 32 bits
  SET = 0, FnV = 0
  EA = 0, S1PTW = 0
  FSC = 0x21: alignment fault
Data abort info:
  ISV = 0, ISS = 0x00000021
  CM = 0, WnR = 0
[002002c300001566] address between user and kernel address ranges
Internal error: Oops: 0000000096000021 [#1] PREEMPT SMP
Modules linked in:
CPU: 0 PID: 4031 Comm: syz-executor376 Tainted: G    B             5.15.180-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __lse_atomic_fetch_sub_release arch/arm64/include/asm/atomic_lse.h:161 [inline]
pc : arch_atomic_fetch_sub_release arch/arm64/include/asm/atomic.h:51 [inline]
pc : atomic_fetch_sub_release include/linux/atomic/atomic-instrumented.h:168 [inline]
pc : __refcount_dec include/linux/refcount.h:338 [inline]
pc : refcount_dec include/linux/refcount.h:359 [inline]
pc : dev_put include/linux/netdevice.h:4197 [inline]
pc : ax25_release+0x50c/0x82c net/ax25/af_ax25.c:1061
lr : __lse_atomic_fetch_sub_release arch/arm64/include/asm/atomic_lse.h:-1 [inline]
lr : arch_atomic_fetch_sub_release arch/arm64/include/asm/atomic.h:51 [inline]
lr : atomic_fetch_sub_release include/linux/atomic/atomic-instrumented.h:168 [inline]
lr : __refcount_dec include/linux/refcount.h:338 [inline]
lr : refcount_dec include/linux/refcount.h:359 [inline]
lr : dev_put include/linux/netdevice.h:4197 [inline]
lr : ax25_release+0x504/0x82c net/ax25/af_ax25.c:1061
sp : ffff80001fb47950
x29: ffff80001fb47970 x28: dfff800000000000 x27: ffff0000c9087080
x26: ffff0000cd0cb028 x25: 0000000000000002 x24: 00000000ffffffff
x23: ae2002c300001566 x22: ffff0000c1dbaa00 x21: ffff0000debada18
x20: ffff0000c9087000 x19: 1fffe00019a19605 x18: 0000000000000000
x17: 0000000000000000 x16: ffff8000084c73cc x15: 0000000000000002
x14: ffff0000c22f8000 x13: 0000000000ff0100 x12: 0000000000000001
x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000c22f8000
x8 : ffff800010de0938 x7 : 0000000000000000 x6 : ffff8000083bb1b4
x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff800010de092c
x2 : 0000000000000001 x1 : 0000000000000004 x0 : 0000000000000001
Call trace:
 __lse_atomic_fetch_sub_release arch/arm64/include/asm/atomic_lse.h:161 [inline]
 arch_atomic_fetch_sub_release arch/arm64/include/asm/atomic.h:51 [inline]
 atomic_fetch_sub_release include/linux/atomic/atomic-instrumented.h:168 [inline]
 __refcount_dec include/linux/refcount.h:338 [inline]
 refcount_dec include/linux/refcount.h:359 [inline]
 dev_put include/linux/netdevice.h:4197 [inline]
 ax25_release+0x50c/0x82c net/ax25/af_ax25.c:1061
 __sock_release net/socket.c:649 [inline]
 sock_close+0xb8/0x1fc net/socket.c:1336
 __fput+0x1c4/0x800 fs/file_table.c:311
 ____fput+0x20/0x30 fs/file_table.c:339
 task_work_run+0x130/0x1e4 kernel/task_work.c:188
 tracehook_notify_resume include/linux/tracehook.h:189 [inline]
 do_notify_resume+0x262c/0x32b8 arch/arm64/kernel/signal.c:946
 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline]
 exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline]
 el0_svc+0xfc/0x1f0 arch/arm64/kernel/entry-common.c:609
 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584
Code: d503201f 97c5148f 52800038 4b1803f8 (b87802f8) 
---[ end trace 7bc59057ec10ed4f ]---
----------------
Code disassembly (best guess):
   0:	d503201f 	nop
   4:	97c5148f 	bl	0xffffffffff145240
   8:	52800038 	mov	w24, #0x1                   	// #1
   c:	4b1803f8 	neg	w24, w24
* 10:	b87802f8 	ldaddl	w24, w24, [x23] <-- trapping instruction

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+0x39c/0x588 net/ax25/af_ax25.c:495
Read of size 4 at addr ffff0000c1dbaa38 by task syz-executor376/4031

CPU: 1 PID: 4031 Comm: syz-executor376 Not tainted 5.15.180-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Call trace:
 dump_backtrace+0x0/0x530 arch/arm64/kernel/stacktrace.c:152
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:216
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x108/0x170 lib/dump_stack.c:106
 print_address_description+0x7c/0x3f0 mm/kasan/report.c:248
 __kasan_report mm/kasan/report.c:434 [inline]
 kasan_report+0x174/0x1e4 mm/kasan/report.c:451
 __asan_report_load4_noabort+0x44/0x50 mm/kasan/report_generic.c:308
 ax25_fillin_cb_from_dev net/ax25/af_ax25.c:468 [inline]
 ax25_fillin_cb+0x39c/0x588 net/ax25/af_ax25.c:495
 ax25_setsockopt+0x980/0xcdc net/ax25/af_ax25.c:690
 __sys_setsockopt+0x3a8/0x6b4 net/socket.c:2203
 __do_sys_setsockopt net/socket.c:2214 [inline]
 __se_sys_setsockopt net/socket.c:2211 [inline]
 __arm64_sys_setsockopt+0xb8/0xd4 net/socket.c:2211
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181
 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608
 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584

Allocated by task 4028:
 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+0xbc/0xfc mm/kasan/common.c:513
 __kasan_kmalloc+0x10/0x1c mm/kasan/common.c:522
 kasan_kmalloc include/linux/kasan.h:264 [inline]
 kmem_cache_alloc_trace+0x27c/0x47c mm/slub.c:3247
 kmalloc include/linux/slab.h:604 [inline]
 kzalloc include/linux/slab.h:735 [inline]
 ax25_dev_device_up+0x5c/0x548 net/ax25/ax25_dev.c:55
 ax25_device_event+0x504/0x590 net/ax25/af_ax25.c:139
 notifier_call_chain kernel/notifier.c:83 [inline]
 raw_notifier_call_chain+0xd4/0x164 kernel/notifier.c:391
 __dev_notify_flags+0x2b4/0x540 net/core/dev.c:-1
 dev_change_flags+0xc8/0x154 net/core/dev.c:8928
 dev_ifsioc+0x140/0xfe4 net/core/dev_ioctl.c:324
 dev_ioctl+0x4e0/0xd3c net/core/dev_ioctl.c:587
 sock_do_ioctl+0x1dc/0x2dc net/socket.c:1154
 sock_ioctl+0x4f4/0x8b0 net/socket.c:1257
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:874 [inline]
 __se_sys_ioctl fs/ioctl.c:860 [inline]
 __arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:860
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181
 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608
 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584

Freed by task 4030:
 kasan_save_stack mm/kasan/common.c:38 [inline]
 kasan_set_track+0x4c/0x84 mm/kasan/common.c:46
 kasan_set_free_info+0x28/0x4c mm/kasan/generic.c:360
 ____kasan_slab_free+0x118/0x164 mm/kasan/common.c:366
 __kasan_slab_free+0x18/0x28 mm/kasan/common.c:374
 kasan_slab_free include/linux/kasan.h:230 [inline]
 slab_free_hook mm/slub.c:1705 [inline]
 slab_free_freelist_hook+0x128/0x1ec mm/slub.c:1731
 slab_free mm/slub.c:3499 [inline]
 kfree+0x178/0x410 mm/slub.c:4559
 ax25_dev_put include/net/ax25.h:302 [inline]
 ax25_release+0x57c/0x82c net/ax25/af_ax25.c:1062
 __sock_release net/socket.c:649 [inline]
 sock_close+0xb8/0x1fc net/socket.c:1336
 __fput+0x1c4/0x800 fs/file_table.c:311
 ____fput+0x20/0x30 fs/file_table.c:339
 task_work_run+0x130/0x1e4 kernel/task_work.c:188
 tracehook_notify_resume include/linux/tracehook.h:189 [inline]
 do_notify_resume+0x262c/0x32b8 arch/arm64/kernel/signal.c:946
 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline]
 exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline]
 el0_svc+0xfc/0x1f0 arch/arm64/kernel/entry-common.c:609
 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584

The buggy address belongs to the object at ffff0000c1dbaa00
 which belongs to the cache kmalloc-256 of size 256
The buggy address is located 56 bytes inside of
 256-byte region [ffff0000c1dbaa00, ffff0000c1dbab00)
The buggy address belongs to the page:
page:00000000abadb21f refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x101dba
head:00000000abadb21f order:1 compound_mapcount:0
flags: 0x5ffc00000010200(slab|head|node=0|zone=2|lastcpupid=0x7ff)
raw: 05ffc00000010200 dead000000000100 dead000000000122 ffff0000c0002480
raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected

Memory state around the buggy address:
 ffff0000c1dba900: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
 ffff0000c1dba980: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
>ffff0000c1dbaa00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                                        ^
 ffff0000c1dbaa80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff0000c1dbab00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
==================================================================
Unable to handle kernel paging request at virtual address 002002c300001566
Mem abort info:
  ESR = 0x0000000096000021
  EC = 0x25: DABT (current EL), IL = 32 bits
  SET = 0, FnV = 0
  EA = 0, S1PTW = 0
  FSC = 0x21: alignment fault
Data abort info:
  ISV = 0, ISS = 0x00000021
  CM = 0, WnR = 0
[002002c300001566] address between user and kernel address ranges
Internal error: Oops: 0000000096000021 [#1] PREEMPT SMP
Modules linked in:
CPU: 0 PID: 4031 Comm: syz-executor376 Tainted: G    B             5.15.180-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __lse_atomic_fetch_sub_release arch/arm64/include/asm/atomic_lse.h:161 [inline]
pc : arch_atomic_fetch_sub_release arch/arm64/include/asm/atomic.h:51 [inline]
pc : atomic_fetch_sub_release include/linux/atomic/atomic-instrumented.h:168 [inline]
pc : __refcount_dec include/linux/refcount.h:338 [inline]
pc : refcount_dec include/linux/refcount.h:359 [inline]
pc : dev_put include/linux/netdevice.h:4197 [inline]
pc : ax25_release+0x50c/0x82c net/ax25/af_ax25.c:1061
lr : __lse_atomic_fetch_sub_release arch/arm64/include/asm/atomic_lse.h:-1 [inline]
lr : arch_atomic_fetch_sub_release arch/arm64/include/asm/atomic.h:51 [inline]
lr : atomic_fetch_sub_release include/linux/atomic/atomic-instrumented.h:168 [inline]
lr : __refcount_dec include/linux/refcount.h:338 [inline]
lr : refcount_dec include/linux/refcount.h:359 [inline]
lr : dev_put include/linux/netdevice.h:4197 [inline]
lr : ax25_release+0x504/0x82c net/ax25/af_ax25.c:1061
sp : ffff80001fb47950
x29: ffff80001fb47970 x28: dfff800000000000 x27: ffff0000c9087080
x26: ffff0000cd0cb028 x25: 0000000000000002 x24: 00000000ffffffff
x23: ae2002c300001566 x22: ffff0000c1dbaa00 x21: ffff0000debada18
x20: ffff0000c9087000 x19: 1fffe00019a19605 x18: 0000000000000000
x17: 0000000000000000 x16: ffff8000084c73cc x15: 0000000000000002
x14: ffff0000c22f8000 x13: 0000000000ff0100 x12: 0000000000000001
x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000c22f8000
x8 : ffff800010de0938 x7 : 0000000000000000 x6 : ffff8000083bb1b4
x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff800010de092c
x2 : 0000000000000001 x1 : 0000000000000004 x0 : 0000000000000001
Call trace:
 __lse_atomic_fetch_sub_release arch/arm64/include/asm/atomic_lse.h:161 [inline]
 arch_atomic_fetch_sub_release arch/arm64/include/asm/atomic.h:51 [inline]
 atomic_fetch_sub_release include/linux/atomic/atomic-instrumented.h:168 [inline]
 __refcount_dec include/linux/refcount.h:338 [inline]
 refcount_dec include/linux/refcount.h:359 [inline]
 dev_put include/linux/netdevice.h:4197 [inline]
 ax25_release+0x50c/0x82c net/ax25/af_ax25.c:1061
 __sock_release net/socket.c:649 [inline]
 sock_close+0xb8/0x1fc net/socket.c:1336
 __fput+0x1c4/0x800 fs/file_table.c:311
 ____fput+0x20/0x30 fs/file_table.c:339
 task_work_run+0x130/0x1e4 kernel/task_work.c:188
 tracehook_notify_resume include/linux/tracehook.h:189 [inline]
 do_notify_resume+0x262c/0x32b8 arch/arm64/kernel/signal.c:946
 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline]
 exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline]
 el0_svc+0xfc/0x1f0 arch/arm64/kernel/entry-common.c:609
 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584
Code: d503201f 97c5148f 52800038 4b1803f8 (b87802f8) 
---[ end trace 7bc59057ec10ed4f ]---
----------------
Code disassembly (best guess):
   0:	d503201f 	nop
   4:	97c5148f 	bl	0xffffffffff145240
   8:	52800038 	mov	w24, #0x1                   	// #1
   c:	4b1803f8 	neg	w24, w24
* 10:	b87802f8 	ldaddl	w24, w24, [x23] <-- trapping instruction