Extracting prog: 9m47.746205644s
Minimizing prog: 1h10m9.30227834s
Simplifying prog options: 14m22.573925017s
Extracting C: 5m11.975965474s
Simplifying C: 0s


extracting reproducer from 44 programs
testing a last program of every proc
single: executing 9 programs separately with timeout 6m0s
testing program (duration=6m0s, {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}}): socket$netlink-bind$netlink-setsockopt$SO_ATTACH_FILTER-syz_init_net_socket$bt_l2cap-socket$nl_netfilter-socket$nl_netfilter-sendmsg$NFT_MSG_GETRULE-unshare-socket$packet-setsockopt$packet_int-setsockopt$packet_rx_ring-socket$pptp-socket$pptp-bind$pptp-bind$pptp-connect$pptp-socket$inet6_sctp-setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS-setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS-sendmsg$key-bpf$OBJ_GET_MAP-bind$inet6-socket$l2tp-ioctl$sock_SIOCETHTOOL-sendto$inet6-shutdown-bind$bt_l2cap-shutdown-recvmmsg-mmap
detailed listing:
executing program 0:
r0 = socket$netlink(0x10, 0x3, 0xa)
bind$netlink(r0, &(0x7f0000514ff4)={0x10, 0x0, 0x0, 0x2ffffffff}, 0xc)
setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000fbe000)={0x1, &(0x7f0000000100)=[{0x80000006}]}, 0x10)
r1 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0)
socket$nl_netfilter(0x10, 0x3, 0xc)
r2 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_MSG_GETRULE(r2, 0x0, 0x0)
unshare(0x62040200)
r3 = socket$packet(0x11, 0x3, 0x300)
setsockopt$packet_int(r3, 0x107, 0xa, &(0x7f0000000080)=0x2, 0x4)
setsockopt$packet_rx_ring(r3, 0x107, 0x5, &(0x7f0000000040)=@req={0x755, 0xc, 0x8, 0xfffffffe}, 0x10)
r4 = socket$pptp(0x18, 0x1, 0x2)
r5 = socket$pptp(0x18, 0x1, 0x2)
bind$pptp(r5, &(0x7f0000000000)={0x18, 0x2, {0x3, @broadcast}}, 0x1e)
bind$pptp(r4, &(0x7f0000000000)={0x18, 0x2, {0xfffc, @loopback}}, 0x1e)
connect$pptp(r5, &(0x7f0000000040)={0x18, 0x2, {0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}}, 0x1e)
r6 = socket$inet6_sctp(0xa, 0x1, 0x84)
setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r6, 0x84, 0x9, &(0x7f0000000580)={0x0, @in={{0x2, 0x0, @empty}}, 0x0, 0x0, 0x400, 0x0, 0x30}, 0x9c)
setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r6, 0x84, 0x9, &(0x7f0000000200)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0x8a}, 0x9c)
sendmsg$key(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000000)={0x0, 0x10}}, 0x0)
bpf$OBJ_GET_MAP(0x7, &(0x7f0000000180)=@generic={0x0, 0x0, 0x10}, 0x18)
bind$inet6(r6, &(0x7f00004b8fe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c)
r7 = socket$l2tp(0x2, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r7, 0x8946, &(0x7f0000000080)={'veth0_vlan\x00', &(0x7f0000000040)=@ethtool_ts_info={0x15, 0x12}})
sendto$inet6(r6, &(0x7f0000847fff)='X', 0x34000, 0x0, &(0x7f000005ffe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c)
shutdown(r6, 0x2)
bind$bt_l2cap(r1, &(0x7f0000000000)={0x1f, 0x8}, 0xe)
shutdown(r1, 0x0)
recvmmsg(r1, &(0x7f0000000080), 0x72a, 0x0, 0x0)
mmap(&(0x7f0000000000/0x400000)=nil, 0x400000, 0xb, 0xc3072, 0xffffffffffffffff, 0x0)

program did not crash
testing program (duration=6m0s, {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}}): socket$key-sendmsg$nl_route-socketpair$unix-socket-getsockopt$inet_sctp6_SCTP_STATUS-setsockopt$SO_ATTACH_FILTER-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-socket$netlink-syz_genetlink_get_family_id$SEG6-sendmsg$SEG6_CMD_GET_TUNSRC-sendmsg$SEG6_CMD_SETHMAC-sendmsg$nl_route_sched-sendmsg$nl_route_sched-ioctl$sock_inet_SIOCRTMSG-sendmmsg-sendmsg$key-accept4$inet-socket$inet_udp-bpf$PROG_LOAD-socket-syz_genetlink_get_family_id$l2tp-sendmsg$L2TP_CMD_SESSION_DELETE-socket$netlink-getpid-socket$nl_generic-syz_genetlink_get_family_id$devlink
detailed listing:
executing program 0:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[], 0x14}, 0x1, 0x0, 0x0, 0x20}, 0x4000000)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
r3 = socket(0x2, 0x80805, 0x0)
getsockopt$inet_sctp6_SCTP_STATUS(r3, 0x84, 0x84, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @empty}}}}, &(0x7f0000000280)=0xb0)
setsockopt$SO_ATTACH_FILTER(r2, 0x1, 0x1a, &(0x7f0000000000)={0x4, &(0x7f0000000200)=[{0x20, 0x0, 0x6, 0xfffff00c}, {0x4009, 0x0, 0x0, 0xfffff010}, {0x6}, {0xfffa, 0x7, 0x61, 0x3}]}, 0x10)
r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101})
r5 = socket(0x400000000010, 0x3, 0x0)
r6 = socket$unix(0x1, 0x1, 0x0)
ioctl$sock_SIOCGIFINDEX(r6, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', <r7=>0x0})
r8 = socket$netlink(0x10, 0x3, 0x10)
r9 = syz_genetlink_get_family_id$SEG6(&(0x7f0000000300), r8)
sendmsg$SEG6_CMD_GET_TUNSRC(r8, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)={0x28, r9, 0x223, 0x0, 0x0, {0x3}, [@SEG6_ATTR_DST={0x14, 0x1, @loopback={0xe0ffff00000000}}]}, 0x28}}, 0x0)
sendmsg$SEG6_CMD_SETHMAC(r5, 0x0, 0x4000004)
sendmsg$nl_route_sched(r5, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r7, {0x0, 0xfff1}, {0xffff, 0xffff}, {0x0, 0xf}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8}}]}, 0x38}}, 0x0)
sendmsg$nl_route_sched(r5, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)=@newtfilter={0x30, 0x2c, 0xd27, 0x70bd28, 0x0, {0x0, 0x0, 0x0, r7, {0x0, 0x7}, {}, {0x7, 0xe}}, [@filter_kind_options=@f_fw={{0x7}, {0x4}}]}, 0x30}, 0x1, 0x0, 0x0, 0x80}, 0x20000800)
ioctl$sock_inet_SIOCRTMSG(r5, 0x890d, 0x0)
sendmmsg(r1, &(0x7f0000000180), 0x4000190, 0x0)
sendmsg$key(r0, &(0x7f0000000100)={0x3, 0x0, &(0x7f0000000000)={&(0x7f0000000600)=ANY=[@ANYBLOB="020300021c00000000000000000000001200080008040000d7884a389e967b9e894705b077c135fd1c4a37d5988b14f336aefd5769368f40653727f7526af11d10fafc11b91ced9d4ae3916383fb98fc275e11f5bed4ec3469dd878bea99164e2f6bc329d7acd8a89b2b29177deb71d607edd3d677414d4e22f99e072d04ea919734bc15cbfbbf5004f18378a4cc482d747ef47e91ccbd3d6200000000000000030006000000000002000000ac141400000000000000000002000100000000000000060000000000030005000000000002004e2000"/224], 0xe0}, 0x1, 0x7}, 0x0)
accept4$inet(0xffffffffffffffff, &(0x7f0000000040)={0x2, 0x0, @private}, &(0x7f00000000c0)=0x10, 0x0)
socket$inet_udp(0x2, 0x2, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
r10 = socket(0x10, 0x3, 0x9)
r11 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000300), r10)
sendmsg$L2TP_CMD_SESSION_DELETE(r10, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000340)={&(0x7f00000003c0)={0x4c, r11, 0x100, 0x70bd2a, 0x25dfdbfb, {}, [@L2TP_ATTR_PROTO_VERSION={0x5, 0x7, 0x3}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x4}, @L2TP_ATTR_UDP_ZERO_CSUM6_RX={0x5, 0x22, 0x1}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x7}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x4}, @L2TP_ATTR_L2SPEC_LEN={0x5, 0x6, 0x7}, @L2TP_ATTR_DEBUG={0x8, 0x11, 0x1}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8008001}, 0x4008)
socket$netlink(0x10, 0x3, 0x10)
getpid()
socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$devlink(&(0x7f00000001c0), 0xffffffffffffffff)

program crashed: possible deadlock in lapbeth_device_event
single: successfully extracted reproducer
found reproducer with 30 syscalls
minimizing guilty program
testing program (duration=6m0s, {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}}): socket$key-sendmsg$nl_route-socketpair$unix-socket-getsockopt$inet_sctp6_SCTP_STATUS-setsockopt$SO_ATTACH_FILTER-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-socket$netlink-syz_genetlink_get_family_id$SEG6-sendmsg$SEG6_CMD_GET_TUNSRC-sendmsg$SEG6_CMD_SETHMAC-sendmsg$nl_route_sched-sendmsg$nl_route_sched-ioctl$sock_inet_SIOCRTMSG-sendmmsg-sendmsg$key-accept4$inet-socket$inet_udp-bpf$PROG_LOAD-socket-syz_genetlink_get_family_id$l2tp-sendmsg$L2TP_CMD_SESSION_DELETE-socket$netlink-getpid-socket$nl_generic
detailed listing:
executing program 0:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[], 0x14}, 0x1, 0x0, 0x0, 0x20}, 0x4000000)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
r3 = socket(0x2, 0x80805, 0x0)
getsockopt$inet_sctp6_SCTP_STATUS(r3, 0x84, 0x84, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @empty}}}}, &(0x7f0000000280)=0xb0)
setsockopt$SO_ATTACH_FILTER(r2, 0x1, 0x1a, &(0x7f0000000000)={0x4, &(0x7f0000000200)=[{0x20, 0x0, 0x6, 0xfffff00c}, {0x4009, 0x0, 0x0, 0xfffff010}, {0x6}, {0xfffa, 0x7, 0x61, 0x3}]}, 0x10)
r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101})
r5 = socket(0x400000000010, 0x3, 0x0)
r6 = socket$unix(0x1, 0x1, 0x0)
ioctl$sock_SIOCGIFINDEX(r6, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', <r7=>0x0})
r8 = socket$netlink(0x10, 0x3, 0x10)
r9 = syz_genetlink_get_family_id$SEG6(&(0x7f0000000300), r8)
sendmsg$SEG6_CMD_GET_TUNSRC(r8, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)={0x28, r9, 0x223, 0x0, 0x0, {0x3}, [@SEG6_ATTR_DST={0x14, 0x1, @loopback={0xe0ffff00000000}}]}, 0x28}}, 0x0)
sendmsg$SEG6_CMD_SETHMAC(r5, 0x0, 0x4000004)
sendmsg$nl_route_sched(r5, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r7, {0x0, 0xfff1}, {0xffff, 0xffff}, {0x0, 0xf}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8}}]}, 0x38}}, 0x0)
sendmsg$nl_route_sched(r5, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)=@newtfilter={0x30, 0x2c, 0xd27, 0x70bd28, 0x0, {0x0, 0x0, 0x0, r7, {0x0, 0x7}, {}, {0x7, 0xe}}, [@filter_kind_options=@f_fw={{0x7}, {0x4}}]}, 0x30}, 0x1, 0x0, 0x0, 0x80}, 0x20000800)
ioctl$sock_inet_SIOCRTMSG(r5, 0x890d, 0x0)
sendmmsg(r1, &(0x7f0000000180), 0x4000190, 0x0)
sendmsg$key(r0, &(0x7f0000000100)={0x3, 0x0, &(0x7f0000000000)={&(0x7f0000000600)=ANY=[@ANYBLOB="020300021c00000000000000000000001200080008040000d7884a389e967b9e894705b077c135fd1c4a37d5988b14f336aefd5769368f40653727f7526af11d10fafc11b91ced9d4ae3916383fb98fc275e11f5bed4ec3469dd878bea99164e2f6bc329d7acd8a89b2b29177deb71d607edd3d677414d4e22f99e072d04ea919734bc15cbfbbf5004f18378a4cc482d747ef47e91ccbd3d6200000000000000030006000000000002000000ac141400000000000000000002000100000000000000060000000000030005000000000002004e2000"/224], 0xe0}, 0x1, 0x7}, 0x0)
accept4$inet(0xffffffffffffffff, &(0x7f0000000040)={0x2, 0x0, @private}, &(0x7f00000000c0)=0x10, 0x0)
socket$inet_udp(0x2, 0x2, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
r10 = socket(0x10, 0x3, 0x9)
r11 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000300), r10)
sendmsg$L2TP_CMD_SESSION_DELETE(r10, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000340)={&(0x7f00000003c0)={0x4c, r11, 0x100, 0x70bd2a, 0x25dfdbfb, {}, [@L2TP_ATTR_PROTO_VERSION={0x5, 0x7, 0x3}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x4}, @L2TP_ATTR_UDP_ZERO_CSUM6_RX={0x5, 0x22, 0x1}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x7}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x4}, @L2TP_ATTR_L2SPEC_LEN={0x5, 0x6, 0x7}, @L2TP_ATTR_DEBUG={0x8, 0x11, 0x1}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8008001}, 0x4008)
socket$netlink(0x10, 0x3, 0x10)
getpid()
socket$nl_generic(0x10, 0x3, 0x10)

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {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}}): socket$key-sendmsg$nl_route-socketpair$unix-socket-getsockopt$inet_sctp6_SCTP_STATUS-setsockopt$SO_ATTACH_FILTER-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-socket$netlink-syz_genetlink_get_family_id$SEG6-sendmsg$SEG6_CMD_GET_TUNSRC-sendmsg$SEG6_CMD_SETHMAC-sendmsg$nl_route_sched-sendmsg$nl_route_sched-ioctl$sock_inet_SIOCRTMSG-sendmmsg-sendmsg$key-accept4$inet-socket$inet_udp-bpf$PROG_LOAD-socket-syz_genetlink_get_family_id$l2tp-sendmsg$L2TP_CMD_SESSION_DELETE-socket$netlink-getpid
detailed listing:
executing program 0:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[], 0x14}, 0x1, 0x0, 0x0, 0x20}, 0x4000000)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
r3 = socket(0x2, 0x80805, 0x0)
getsockopt$inet_sctp6_SCTP_STATUS(r3, 0x84, 0x84, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @empty}}}}, &(0x7f0000000280)=0xb0)
setsockopt$SO_ATTACH_FILTER(r2, 0x1, 0x1a, &(0x7f0000000000)={0x4, &(0x7f0000000200)=[{0x20, 0x0, 0x6, 0xfffff00c}, {0x4009, 0x0, 0x0, 0xfffff010}, {0x6}, {0xfffa, 0x7, 0x61, 0x3}]}, 0x10)
r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101})
r5 = socket(0x400000000010, 0x3, 0x0)
r6 = socket$unix(0x1, 0x1, 0x0)
ioctl$sock_SIOCGIFINDEX(r6, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', <r7=>0x0})
r8 = socket$netlink(0x10, 0x3, 0x10)
r9 = syz_genetlink_get_family_id$SEG6(&(0x7f0000000300), r8)
sendmsg$SEG6_CMD_GET_TUNSRC(r8, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)={0x28, r9, 0x223, 0x0, 0x0, {0x3}, [@SEG6_ATTR_DST={0x14, 0x1, @loopback={0xe0ffff00000000}}]}, 0x28}}, 0x0)
sendmsg$SEG6_CMD_SETHMAC(r5, 0x0, 0x4000004)
sendmsg$nl_route_sched(r5, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r7, {0x0, 0xfff1}, {0xffff, 0xffff}, {0x0, 0xf}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8}}]}, 0x38}}, 0x0)
sendmsg$nl_route_sched(r5, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)=@newtfilter={0x30, 0x2c, 0xd27, 0x70bd28, 0x0, {0x0, 0x0, 0x0, r7, {0x0, 0x7}, {}, {0x7, 0xe}}, [@filter_kind_options=@f_fw={{0x7}, {0x4}}]}, 0x30}, 0x1, 0x0, 0x0, 0x80}, 0x20000800)
ioctl$sock_inet_SIOCRTMSG(r5, 0x890d, 0x0)
sendmmsg(r1, &(0x7f0000000180), 0x4000190, 0x0)
sendmsg$key(r0, &(0x7f0000000100)={0x3, 0x0, &(0x7f0000000000)={&(0x7f0000000600)=ANY=[@ANYBLOB="020300021c00000000000000000000001200080008040000d7884a389e967b9e894705b077c135fd1c4a37d5988b14f336aefd5769368f40653727f7526af11d10fafc11b91ced9d4ae3916383fb98fc275e11f5bed4ec3469dd878bea99164e2f6bc329d7acd8a89b2b29177deb71d607edd3d677414d4e22f99e072d04ea919734bc15cbfbbf5004f18378a4cc482d747ef47e91ccbd3d6200000000000000030006000000000002000000ac141400000000000000000002000100000000000000060000000000030005000000000002004e2000"/224], 0xe0}, 0x1, 0x7}, 0x0)
accept4$inet(0xffffffffffffffff, &(0x7f0000000040)={0x2, 0x0, @private}, &(0x7f00000000c0)=0x10, 0x0)
socket$inet_udp(0x2, 0x2, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
r10 = socket(0x10, 0x3, 0x9)
r11 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000300), r10)
sendmsg$L2TP_CMD_SESSION_DELETE(r10, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000340)={&(0x7f00000003c0)={0x4c, r11, 0x100, 0x70bd2a, 0x25dfdbfb, {}, [@L2TP_ATTR_PROTO_VERSION={0x5, 0x7, 0x3}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x4}, @L2TP_ATTR_UDP_ZERO_CSUM6_RX={0x5, 0x22, 0x1}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x7}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x4}, @L2TP_ATTR_L2SPEC_LEN={0x5, 0x6, 0x7}, @L2TP_ATTR_DEBUG={0x8, 0x11, 0x1}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8008001}, 0x4008)
socket$netlink(0x10, 0x3, 0x10)
getpid()

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {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}}): socket$key-sendmsg$nl_route-socketpair$unix-socket-getsockopt$inet_sctp6_SCTP_STATUS-setsockopt$SO_ATTACH_FILTER-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-socket$netlink-syz_genetlink_get_family_id$SEG6-sendmsg$SEG6_CMD_GET_TUNSRC-sendmsg$SEG6_CMD_SETHMAC-sendmsg$nl_route_sched-sendmsg$nl_route_sched-ioctl$sock_inet_SIOCRTMSG-sendmmsg-sendmsg$key-accept4$inet-socket$inet_udp-bpf$PROG_LOAD-socket-syz_genetlink_get_family_id$l2tp-sendmsg$L2TP_CMD_SESSION_DELETE-socket$netlink
detailed listing:
executing program 0:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[], 0x14}, 0x1, 0x0, 0x0, 0x20}, 0x4000000)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
r3 = socket(0x2, 0x80805, 0x0)
getsockopt$inet_sctp6_SCTP_STATUS(r3, 0x84, 0x84, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @empty}}}}, &(0x7f0000000280)=0xb0)
setsockopt$SO_ATTACH_FILTER(r2, 0x1, 0x1a, &(0x7f0000000000)={0x4, &(0x7f0000000200)=[{0x20, 0x0, 0x6, 0xfffff00c}, {0x4009, 0x0, 0x0, 0xfffff010}, {0x6}, {0xfffa, 0x7, 0x61, 0x3}]}, 0x10)
r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101})
r5 = socket(0x400000000010, 0x3, 0x0)
r6 = socket$unix(0x1, 0x1, 0x0)
ioctl$sock_SIOCGIFINDEX(r6, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', <r7=>0x0})
r8 = socket$netlink(0x10, 0x3, 0x10)
r9 = syz_genetlink_get_family_id$SEG6(&(0x7f0000000300), r8)
sendmsg$SEG6_CMD_GET_TUNSRC(r8, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)={0x28, r9, 0x223, 0x0, 0x0, {0x3}, [@SEG6_ATTR_DST={0x14, 0x1, @loopback={0xe0ffff00000000}}]}, 0x28}}, 0x0)
sendmsg$SEG6_CMD_SETHMAC(r5, 0x0, 0x4000004)
sendmsg$nl_route_sched(r5, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r7, {0x0, 0xfff1}, {0xffff, 0xffff}, {0x0, 0xf}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8}}]}, 0x38}}, 0x0)
sendmsg$nl_route_sched(r5, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)=@newtfilter={0x30, 0x2c, 0xd27, 0x70bd28, 0x0, {0x0, 0x0, 0x0, r7, {0x0, 0x7}, {}, {0x7, 0xe}}, [@filter_kind_options=@f_fw={{0x7}, {0x4}}]}, 0x30}, 0x1, 0x0, 0x0, 0x80}, 0x20000800)
ioctl$sock_inet_SIOCRTMSG(r5, 0x890d, 0x0)
sendmmsg(r1, &(0x7f0000000180), 0x4000190, 0x0)
sendmsg$key(r0, &(0x7f0000000100)={0x3, 0x0, &(0x7f0000000000)={&(0x7f0000000600)=ANY=[@ANYBLOB="020300021c00000000000000000000001200080008040000d7884a389e967b9e894705b077c135fd1c4a37d5988b14f336aefd5769368f40653727f7526af11d10fafc11b91ced9d4ae3916383fb98fc275e11f5bed4ec3469dd878bea99164e2f6bc329d7acd8a89b2b29177deb71d607edd3d677414d4e22f99e072d04ea919734bc15cbfbbf5004f18378a4cc482d747ef47e91ccbd3d6200000000000000030006000000000002000000ac141400000000000000000002000100000000000000060000000000030005000000000002004e2000"/224], 0xe0}, 0x1, 0x7}, 0x0)
accept4$inet(0xffffffffffffffff, &(0x7f0000000040)={0x2, 0x0, @private}, &(0x7f00000000c0)=0x10, 0x0)
socket$inet_udp(0x2, 0x2, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
r10 = socket(0x10, 0x3, 0x9)
r11 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000300), r10)
sendmsg$L2TP_CMD_SESSION_DELETE(r10, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000340)={&(0x7f00000003c0)={0x4c, r11, 0x100, 0x70bd2a, 0x25dfdbfb, {}, [@L2TP_ATTR_PROTO_VERSION={0x5, 0x7, 0x3}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x4}, @L2TP_ATTR_UDP_ZERO_CSUM6_RX={0x5, 0x22, 0x1}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x7}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x4}, @L2TP_ATTR_L2SPEC_LEN={0x5, 0x6, 0x7}, @L2TP_ATTR_DEBUG={0x8, 0x11, 0x1}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8008001}, 0x4008)
socket$netlink(0x10, 0x3, 0x10)

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {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}}): socket$key-sendmsg$nl_route-socketpair$unix-socket-getsockopt$inet_sctp6_SCTP_STATUS-setsockopt$SO_ATTACH_FILTER-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-socket$netlink-syz_genetlink_get_family_id$SEG6-sendmsg$SEG6_CMD_GET_TUNSRC-sendmsg$SEG6_CMD_SETHMAC-sendmsg$nl_route_sched-sendmsg$nl_route_sched-ioctl$sock_inet_SIOCRTMSG-sendmmsg-sendmsg$key-accept4$inet-socket$inet_udp-bpf$PROG_LOAD-socket-syz_genetlink_get_family_id$l2tp-sendmsg$L2TP_CMD_SESSION_DELETE
detailed listing:
executing program 0:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[], 0x14}, 0x1, 0x0, 0x0, 0x20}, 0x4000000)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
r3 = socket(0x2, 0x80805, 0x0)
getsockopt$inet_sctp6_SCTP_STATUS(r3, 0x84, 0x84, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @empty}}}}, &(0x7f0000000280)=0xb0)
setsockopt$SO_ATTACH_FILTER(r2, 0x1, 0x1a, &(0x7f0000000000)={0x4, &(0x7f0000000200)=[{0x20, 0x0, 0x6, 0xfffff00c}, {0x4009, 0x0, 0x0, 0xfffff010}, {0x6}, {0xfffa, 0x7, 0x61, 0x3}]}, 0x10)
r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101})
r5 = socket(0x400000000010, 0x3, 0x0)
r6 = socket$unix(0x1, 0x1, 0x0)
ioctl$sock_SIOCGIFINDEX(r6, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', <r7=>0x0})
r8 = socket$netlink(0x10, 0x3, 0x10)
r9 = syz_genetlink_get_family_id$SEG6(&(0x7f0000000300), r8)
sendmsg$SEG6_CMD_GET_TUNSRC(r8, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)={0x28, r9, 0x223, 0x0, 0x0, {0x3}, [@SEG6_ATTR_DST={0x14, 0x1, @loopback={0xe0ffff00000000}}]}, 0x28}}, 0x0)
sendmsg$SEG6_CMD_SETHMAC(r5, 0x0, 0x4000004)
sendmsg$nl_route_sched(r5, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r7, {0x0, 0xfff1}, {0xffff, 0xffff}, {0x0, 0xf}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8}}]}, 0x38}}, 0x0)
sendmsg$nl_route_sched(r5, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)=@newtfilter={0x30, 0x2c, 0xd27, 0x70bd28, 0x0, {0x0, 0x0, 0x0, r7, {0x0, 0x7}, {}, {0x7, 0xe}}, [@filter_kind_options=@f_fw={{0x7}, {0x4}}]}, 0x30}, 0x1, 0x0, 0x0, 0x80}, 0x20000800)
ioctl$sock_inet_SIOCRTMSG(r5, 0x890d, 0x0)
sendmmsg(r1, &(0x7f0000000180), 0x4000190, 0x0)
sendmsg$key(r0, &(0x7f0000000100)={0x3, 0x0, &(0x7f0000000000)={&(0x7f0000000600)=ANY=[@ANYBLOB="020300021c00000000000000000000001200080008040000d7884a389e967b9e894705b077c135fd1c4a37d5988b14f336aefd5769368f40653727f7526af11d10fafc11b91ced9d4ae3916383fb98fc275e11f5bed4ec3469dd878bea99164e2f6bc329d7acd8a89b2b29177deb71d607edd3d677414d4e22f99e072d04ea919734bc15cbfbbf5004f18378a4cc482d747ef47e91ccbd3d6200000000000000030006000000000002000000ac141400000000000000000002000100000000000000060000000000030005000000000002004e2000"/224], 0xe0}, 0x1, 0x7}, 0x0)
accept4$inet(0xffffffffffffffff, &(0x7f0000000040)={0x2, 0x0, @private}, &(0x7f00000000c0)=0x10, 0x0)
socket$inet_udp(0x2, 0x2, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
r10 = socket(0x10, 0x3, 0x9)
r11 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000300), r10)
sendmsg$L2TP_CMD_SESSION_DELETE(r10, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000340)={&(0x7f00000003c0)={0x4c, r11, 0x100, 0x70bd2a, 0x25dfdbfb, {}, [@L2TP_ATTR_PROTO_VERSION={0x5, 0x7, 0x3}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x4}, @L2TP_ATTR_UDP_ZERO_CSUM6_RX={0x5, 0x22, 0x1}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x7}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x4}, @L2TP_ATTR_L2SPEC_LEN={0x5, 0x6, 0x7}, @L2TP_ATTR_DEBUG={0x8, 0x11, 0x1}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8008001}, 0x4008)

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {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}}): socket$key-sendmsg$nl_route-socketpair$unix-socket-getsockopt$inet_sctp6_SCTP_STATUS-setsockopt$SO_ATTACH_FILTER-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-socket$netlink-syz_genetlink_get_family_id$SEG6-sendmsg$SEG6_CMD_GET_TUNSRC-sendmsg$SEG6_CMD_SETHMAC-sendmsg$nl_route_sched-sendmsg$nl_route_sched-ioctl$sock_inet_SIOCRTMSG-sendmmsg-sendmsg$key-accept4$inet-socket$inet_udp-bpf$PROG_LOAD-socket-syz_genetlink_get_family_id$l2tp
detailed listing:
executing program 0:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[], 0x14}, 0x1, 0x0, 0x0, 0x20}, 0x4000000)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
r3 = socket(0x2, 0x80805, 0x0)
getsockopt$inet_sctp6_SCTP_STATUS(r3, 0x84, 0x84, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @empty}}}}, &(0x7f0000000280)=0xb0)
setsockopt$SO_ATTACH_FILTER(r2, 0x1, 0x1a, &(0x7f0000000000)={0x4, &(0x7f0000000200)=[{0x20, 0x0, 0x6, 0xfffff00c}, {0x4009, 0x0, 0x0, 0xfffff010}, {0x6}, {0xfffa, 0x7, 0x61, 0x3}]}, 0x10)
r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101})
r5 = socket(0x400000000010, 0x3, 0x0)
r6 = socket$unix(0x1, 0x1, 0x0)
ioctl$sock_SIOCGIFINDEX(r6, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', <r7=>0x0})
r8 = socket$netlink(0x10, 0x3, 0x10)
r9 = syz_genetlink_get_family_id$SEG6(&(0x7f0000000300), r8)
sendmsg$SEG6_CMD_GET_TUNSRC(r8, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)={0x28, r9, 0x223, 0x0, 0x0, {0x3}, [@SEG6_ATTR_DST={0x14, 0x1, @loopback={0xe0ffff00000000}}]}, 0x28}}, 0x0)
sendmsg$SEG6_CMD_SETHMAC(r5, 0x0, 0x4000004)
sendmsg$nl_route_sched(r5, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r7, {0x0, 0xfff1}, {0xffff, 0xffff}, {0x0, 0xf}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8}}]}, 0x38}}, 0x0)
sendmsg$nl_route_sched(r5, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)=@newtfilter={0x30, 0x2c, 0xd27, 0x70bd28, 0x0, {0x0, 0x0, 0x0, r7, {0x0, 0x7}, {}, {0x7, 0xe}}, [@filter_kind_options=@f_fw={{0x7}, {0x4}}]}, 0x30}, 0x1, 0x0, 0x0, 0x80}, 0x20000800)
ioctl$sock_inet_SIOCRTMSG(r5, 0x890d, 0x0)
sendmmsg(r1, &(0x7f0000000180), 0x4000190, 0x0)
sendmsg$key(r0, &(0x7f0000000100)={0x3, 0x0, &(0x7f0000000000)={&(0x7f0000000600)=ANY=[@ANYBLOB="020300021c00000000000000000000001200080008040000d7884a389e967b9e894705b077c135fd1c4a37d5988b14f336aefd5769368f40653727f7526af11d10fafc11b91ced9d4ae3916383fb98fc275e11f5bed4ec3469dd878bea99164e2f6bc329d7acd8a89b2b29177deb71d607edd3d677414d4e22f99e072d04ea919734bc15cbfbbf5004f18378a4cc482d747ef47e91ccbd3d6200000000000000030006000000000002000000ac141400000000000000000002000100000000000000060000000000030005000000000002004e2000"/224], 0xe0}, 0x1, 0x7}, 0x0)
accept4$inet(0xffffffffffffffff, &(0x7f0000000040)={0x2, 0x0, @private}, &(0x7f00000000c0)=0x10, 0x0)
socket$inet_udp(0x2, 0x2, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
r10 = socket(0x10, 0x3, 0x9)
syz_genetlink_get_family_id$l2tp(&(0x7f0000000300), r10)

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {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}}): socket$key-sendmsg$nl_route-socketpair$unix-socket-getsockopt$inet_sctp6_SCTP_STATUS-setsockopt$SO_ATTACH_FILTER-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-socket$netlink-syz_genetlink_get_family_id$SEG6-sendmsg$SEG6_CMD_GET_TUNSRC-sendmsg$SEG6_CMD_SETHMAC-sendmsg$nl_route_sched-sendmsg$nl_route_sched-ioctl$sock_inet_SIOCRTMSG-sendmmsg-sendmsg$key-accept4$inet-socket$inet_udp-bpf$PROG_LOAD-socket
detailed listing:
executing program 0:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[], 0x14}, 0x1, 0x0, 0x0, 0x20}, 0x4000000)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
r3 = socket(0x2, 0x80805, 0x0)
getsockopt$inet_sctp6_SCTP_STATUS(r3, 0x84, 0x84, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @empty}}}}, &(0x7f0000000280)=0xb0)
setsockopt$SO_ATTACH_FILTER(r2, 0x1, 0x1a, &(0x7f0000000000)={0x4, &(0x7f0000000200)=[{0x20, 0x0, 0x6, 0xfffff00c}, {0x4009, 0x0, 0x0, 0xfffff010}, {0x6}, {0xfffa, 0x7, 0x61, 0x3}]}, 0x10)
r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101})
r5 = socket(0x400000000010, 0x3, 0x0)
r6 = socket$unix(0x1, 0x1, 0x0)
ioctl$sock_SIOCGIFINDEX(r6, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', <r7=>0x0})
r8 = socket$netlink(0x10, 0x3, 0x10)
r9 = syz_genetlink_get_family_id$SEG6(&(0x7f0000000300), r8)
sendmsg$SEG6_CMD_GET_TUNSRC(r8, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)={0x28, r9, 0x223, 0x0, 0x0, {0x3}, [@SEG6_ATTR_DST={0x14, 0x1, @loopback={0xe0ffff00000000}}]}, 0x28}}, 0x0)
sendmsg$SEG6_CMD_SETHMAC(r5, 0x0, 0x4000004)
sendmsg$nl_route_sched(r5, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r7, {0x0, 0xfff1}, {0xffff, 0xffff}, {0x0, 0xf}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8}}]}, 0x38}}, 0x0)
sendmsg$nl_route_sched(r5, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)=@newtfilter={0x30, 0x2c, 0xd27, 0x70bd28, 0x0, {0x0, 0x0, 0x0, r7, {0x0, 0x7}, {}, {0x7, 0xe}}, [@filter_kind_options=@f_fw={{0x7}, {0x4}}]}, 0x30}, 0x1, 0x0, 0x0, 0x80}, 0x20000800)
ioctl$sock_inet_SIOCRTMSG(r5, 0x890d, 0x0)
sendmmsg(r1, &(0x7f0000000180), 0x4000190, 0x0)
sendmsg$key(r0, &(0x7f0000000100)={0x3, 0x0, &(0x7f0000000000)={&(0x7f0000000600)=ANY=[@ANYBLOB="020300021c00000000000000000000001200080008040000d7884a389e967b9e894705b077c135fd1c4a37d5988b14f336aefd5769368f40653727f7526af11d10fafc11b91ced9d4ae3916383fb98fc275e11f5bed4ec3469dd878bea99164e2f6bc329d7acd8a89b2b29177deb71d607edd3d677414d4e22f99e072d04ea919734bc15cbfbbf5004f18378a4cc482d747ef47e91ccbd3d6200000000000000030006000000000002000000ac141400000000000000000002000100000000000000060000000000030005000000000002004e2000"/224], 0xe0}, 0x1, 0x7}, 0x0)
accept4$inet(0xffffffffffffffff, &(0x7f0000000040)={0x2, 0x0, @private}, &(0x7f00000000c0)=0x10, 0x0)
socket$inet_udp(0x2, 0x2, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
socket(0x10, 0x3, 0x9)

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {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}}): socket$key-sendmsg$nl_route-socketpair$unix-socket-getsockopt$inet_sctp6_SCTP_STATUS-setsockopt$SO_ATTACH_FILTER-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-socket$netlink-syz_genetlink_get_family_id$SEG6-sendmsg$SEG6_CMD_GET_TUNSRC-sendmsg$SEG6_CMD_SETHMAC-sendmsg$nl_route_sched-sendmsg$nl_route_sched-ioctl$sock_inet_SIOCRTMSG-sendmmsg-sendmsg$key-accept4$inet-socket$inet_udp-bpf$PROG_LOAD
detailed listing:
executing program 0:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[], 0x14}, 0x1, 0x0, 0x0, 0x20}, 0x4000000)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
r3 = socket(0x2, 0x80805, 0x0)
getsockopt$inet_sctp6_SCTP_STATUS(r3, 0x84, 0x84, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @empty}}}}, &(0x7f0000000280)=0xb0)
setsockopt$SO_ATTACH_FILTER(r2, 0x1, 0x1a, &(0x7f0000000000)={0x4, &(0x7f0000000200)=[{0x20, 0x0, 0x6, 0xfffff00c}, {0x4009, 0x0, 0x0, 0xfffff010}, {0x6}, {0xfffa, 0x7, 0x61, 0x3}]}, 0x10)
r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101})
r5 = socket(0x400000000010, 0x3, 0x0)
r6 = socket$unix(0x1, 0x1, 0x0)
ioctl$sock_SIOCGIFINDEX(r6, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', <r7=>0x0})
r8 = socket$netlink(0x10, 0x3, 0x10)
r9 = syz_genetlink_get_family_id$SEG6(&(0x7f0000000300), r8)
sendmsg$SEG6_CMD_GET_TUNSRC(r8, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)={0x28, r9, 0x223, 0x0, 0x0, {0x3}, [@SEG6_ATTR_DST={0x14, 0x1, @loopback={0xe0ffff00000000}}]}, 0x28}}, 0x0)
sendmsg$SEG6_CMD_SETHMAC(r5, 0x0, 0x4000004)
sendmsg$nl_route_sched(r5, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r7, {0x0, 0xfff1}, {0xffff, 0xffff}, {0x0, 0xf}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8}}]}, 0x38}}, 0x0)
sendmsg$nl_route_sched(r5, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)=@newtfilter={0x30, 0x2c, 0xd27, 0x70bd28, 0x0, {0x0, 0x0, 0x0, r7, {0x0, 0x7}, {}, {0x7, 0xe}}, [@filter_kind_options=@f_fw={{0x7}, {0x4}}]}, 0x30}, 0x1, 0x0, 0x0, 0x80}, 0x20000800)
ioctl$sock_inet_SIOCRTMSG(r5, 0x890d, 0x0)
sendmmsg(r1, &(0x7f0000000180), 0x4000190, 0x0)
sendmsg$key(r0, &(0x7f0000000100)={0x3, 0x0, &(0x7f0000000000)={&(0x7f0000000600)=ANY=[@ANYBLOB="020300021c00000000000000000000001200080008040000d7884a389e967b9e894705b077c135fd1c4a37d5988b14f336aefd5769368f40653727f7526af11d10fafc11b91ced9d4ae3916383fb98fc275e11f5bed4ec3469dd878bea99164e2f6bc329d7acd8a89b2b29177deb71d607edd3d677414d4e22f99e072d04ea919734bc15cbfbbf5004f18378a4cc482d747ef47e91ccbd3d6200000000000000030006000000000002000000ac141400000000000000000002000100000000000000060000000000030005000000000002004e2000"/224], 0xe0}, 0x1, 0x7}, 0x0)
accept4$inet(0xffffffffffffffff, &(0x7f0000000040)={0x2, 0x0, @private}, &(0x7f00000000c0)=0x10, 0x0)
socket$inet_udp(0x2, 0x2, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {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}}): socket$key-sendmsg$nl_route-socketpair$unix-socket-getsockopt$inet_sctp6_SCTP_STATUS-setsockopt$SO_ATTACH_FILTER-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-socket$netlink-syz_genetlink_get_family_id$SEG6-sendmsg$SEG6_CMD_GET_TUNSRC-sendmsg$SEG6_CMD_SETHMAC-sendmsg$nl_route_sched-sendmsg$nl_route_sched-ioctl$sock_inet_SIOCRTMSG-sendmmsg-sendmsg$key-accept4$inet-socket$inet_udp
detailed listing:
executing program 0:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[], 0x14}, 0x1, 0x0, 0x0, 0x20}, 0x4000000)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
r3 = socket(0x2, 0x80805, 0x0)
getsockopt$inet_sctp6_SCTP_STATUS(r3, 0x84, 0x84, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @empty}}}}, &(0x7f0000000280)=0xb0)
setsockopt$SO_ATTACH_FILTER(r2, 0x1, 0x1a, &(0x7f0000000000)={0x4, &(0x7f0000000200)=[{0x20, 0x0, 0x6, 0xfffff00c}, {0x4009, 0x0, 0x0, 0xfffff010}, {0x6}, {0xfffa, 0x7, 0x61, 0x3}]}, 0x10)
r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101})
r5 = socket(0x400000000010, 0x3, 0x0)
r6 = socket$unix(0x1, 0x1, 0x0)
ioctl$sock_SIOCGIFINDEX(r6, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', <r7=>0x0})
r8 = socket$netlink(0x10, 0x3, 0x10)
r9 = syz_genetlink_get_family_id$SEG6(&(0x7f0000000300), r8)
sendmsg$SEG6_CMD_GET_TUNSRC(r8, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)={0x28, r9, 0x223, 0x0, 0x0, {0x3}, [@SEG6_ATTR_DST={0x14, 0x1, @loopback={0xe0ffff00000000}}]}, 0x28}}, 0x0)
sendmsg$SEG6_CMD_SETHMAC(r5, 0x0, 0x4000004)
sendmsg$nl_route_sched(r5, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r7, {0x0, 0xfff1}, {0xffff, 0xffff}, {0x0, 0xf}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8}}]}, 0x38}}, 0x0)
sendmsg$nl_route_sched(r5, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)=@newtfilter={0x30, 0x2c, 0xd27, 0x70bd28, 0x0, {0x0, 0x0, 0x0, r7, {0x0, 0x7}, {}, {0x7, 0xe}}, [@filter_kind_options=@f_fw={{0x7}, {0x4}}]}, 0x30}, 0x1, 0x0, 0x0, 0x80}, 0x20000800)
ioctl$sock_inet_SIOCRTMSG(r5, 0x890d, 0x0)
sendmmsg(r1, &(0x7f0000000180), 0x4000190, 0x0)
sendmsg$key(r0, &(0x7f0000000100)={0x3, 0x0, &(0x7f0000000000)={&(0x7f0000000600)=ANY=[@ANYBLOB="020300021c00000000000000000000001200080008040000d7884a389e967b9e894705b077c135fd1c4a37d5988b14f336aefd5769368f40653727f7526af11d10fafc11b91ced9d4ae3916383fb98fc275e11f5bed4ec3469dd878bea99164e2f6bc329d7acd8a89b2b29177deb71d607edd3d677414d4e22f99e072d04ea919734bc15cbfbbf5004f18378a4cc482d747ef47e91ccbd3d6200000000000000030006000000000002000000ac141400000000000000000002000100000000000000060000000000030005000000000002004e2000"/224], 0xe0}, 0x1, 0x7}, 0x0)
accept4$inet(0xffffffffffffffff, &(0x7f0000000040)={0x2, 0x0, @private}, &(0x7f00000000c0)=0x10, 0x0)
socket$inet_udp(0x2, 0x2, 0x0)

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {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}}): socket$key-sendmsg$nl_route-socketpair$unix-socket-getsockopt$inet_sctp6_SCTP_STATUS-setsockopt$SO_ATTACH_FILTER-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-socket$netlink-syz_genetlink_get_family_id$SEG6-sendmsg$SEG6_CMD_GET_TUNSRC-sendmsg$SEG6_CMD_SETHMAC-sendmsg$nl_route_sched-sendmsg$nl_route_sched-ioctl$sock_inet_SIOCRTMSG-sendmmsg-sendmsg$key-accept4$inet
detailed listing:
executing program 0:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[], 0x14}, 0x1, 0x0, 0x0, 0x20}, 0x4000000)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
r3 = socket(0x2, 0x80805, 0x0)
getsockopt$inet_sctp6_SCTP_STATUS(r3, 0x84, 0x84, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @empty}}}}, &(0x7f0000000280)=0xb0)
setsockopt$SO_ATTACH_FILTER(r2, 0x1, 0x1a, &(0x7f0000000000)={0x4, &(0x7f0000000200)=[{0x20, 0x0, 0x6, 0xfffff00c}, {0x4009, 0x0, 0x0, 0xfffff010}, {0x6}, {0xfffa, 0x7, 0x61, 0x3}]}, 0x10)
r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101})
r5 = socket(0x400000000010, 0x3, 0x0)
r6 = socket$unix(0x1, 0x1, 0x0)
ioctl$sock_SIOCGIFINDEX(r6, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', <r7=>0x0})
r8 = socket$netlink(0x10, 0x3, 0x10)
r9 = syz_genetlink_get_family_id$SEG6(&(0x7f0000000300), r8)
sendmsg$SEG6_CMD_GET_TUNSRC(r8, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)={0x28, r9, 0x223, 0x0, 0x0, {0x3}, [@SEG6_ATTR_DST={0x14, 0x1, @loopback={0xe0ffff00000000}}]}, 0x28}}, 0x0)
sendmsg$SEG6_CMD_SETHMAC(r5, 0x0, 0x4000004)
sendmsg$nl_route_sched(r5, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r7, {0x0, 0xfff1}, {0xffff, 0xffff}, {0x0, 0xf}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8}}]}, 0x38}}, 0x0)
sendmsg$nl_route_sched(r5, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)=@newtfilter={0x30, 0x2c, 0xd27, 0x70bd28, 0x0, {0x0, 0x0, 0x0, r7, {0x0, 0x7}, {}, {0x7, 0xe}}, [@filter_kind_options=@f_fw={{0x7}, {0x4}}]}, 0x30}, 0x1, 0x0, 0x0, 0x80}, 0x20000800)
ioctl$sock_inet_SIOCRTMSG(r5, 0x890d, 0x0)
sendmmsg(r1, &(0x7f0000000180), 0x4000190, 0x0)
sendmsg$key(r0, &(0x7f0000000100)={0x3, 0x0, &(0x7f0000000000)={&(0x7f0000000600)=ANY=[@ANYBLOB="020300021c00000000000000000000001200080008040000d7884a389e967b9e894705b077c135fd1c4a37d5988b14f336aefd5769368f40653727f7526af11d10fafc11b91ced9d4ae3916383fb98fc275e11f5bed4ec3469dd878bea99164e2f6bc329d7acd8a89b2b29177deb71d607edd3d677414d4e22f99e072d04ea919734bc15cbfbbf5004f18378a4cc482d747ef47e91ccbd3d6200000000000000030006000000000002000000ac141400000000000000000002000100000000000000060000000000030005000000000002004e2000"/224], 0xe0}, 0x1, 0x7}, 0x0)
accept4$inet(0xffffffffffffffff, &(0x7f0000000040)={0x2, 0x0, @private}, &(0x7f00000000c0)=0x10, 0x0)

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {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}}): socket$key-sendmsg$nl_route-socketpair$unix-socket-getsockopt$inet_sctp6_SCTP_STATUS-setsockopt$SO_ATTACH_FILTER-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-socket$netlink-syz_genetlink_get_family_id$SEG6-sendmsg$SEG6_CMD_GET_TUNSRC-sendmsg$SEG6_CMD_SETHMAC-sendmsg$nl_route_sched-sendmsg$nl_route_sched-ioctl$sock_inet_SIOCRTMSG-sendmmsg-sendmsg$key
detailed listing:
executing program 0:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[], 0x14}, 0x1, 0x0, 0x0, 0x20}, 0x4000000)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
r3 = socket(0x2, 0x80805, 0x0)
getsockopt$inet_sctp6_SCTP_STATUS(r3, 0x84, 0x84, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @empty}}}}, &(0x7f0000000280)=0xb0)
setsockopt$SO_ATTACH_FILTER(r2, 0x1, 0x1a, &(0x7f0000000000)={0x4, &(0x7f0000000200)=[{0x20, 0x0, 0x6, 0xfffff00c}, {0x4009, 0x0, 0x0, 0xfffff010}, {0x6}, {0xfffa, 0x7, 0x61, 0x3}]}, 0x10)
r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101})
r5 = socket(0x400000000010, 0x3, 0x0)
r6 = socket$unix(0x1, 0x1, 0x0)
ioctl$sock_SIOCGIFINDEX(r6, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', <r7=>0x0})
r8 = socket$netlink(0x10, 0x3, 0x10)
r9 = syz_genetlink_get_family_id$SEG6(&(0x7f0000000300), r8)
sendmsg$SEG6_CMD_GET_TUNSRC(r8, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)={0x28, r9, 0x223, 0x0, 0x0, {0x3}, [@SEG6_ATTR_DST={0x14, 0x1, @loopback={0xe0ffff00000000}}]}, 0x28}}, 0x0)
sendmsg$SEG6_CMD_SETHMAC(r5, 0x0, 0x4000004)
sendmsg$nl_route_sched(r5, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r7, {0x0, 0xfff1}, {0xffff, 0xffff}, {0x0, 0xf}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8}}]}, 0x38}}, 0x0)
sendmsg$nl_route_sched(r5, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)=@newtfilter={0x30, 0x2c, 0xd27, 0x70bd28, 0x0, {0x0, 0x0, 0x0, r7, {0x0, 0x7}, {}, {0x7, 0xe}}, [@filter_kind_options=@f_fw={{0x7}, {0x4}}]}, 0x30}, 0x1, 0x0, 0x0, 0x80}, 0x20000800)
ioctl$sock_inet_SIOCRTMSG(r5, 0x890d, 0x0)
sendmmsg(r1, &(0x7f0000000180), 0x4000190, 0x0)
sendmsg$key(r0, &(0x7f0000000100)={0x3, 0x0, &(0x7f0000000000)={&(0x7f0000000600)=ANY=[@ANYBLOB="020300021c00000000000000000000001200080008040000d7884a389e967b9e894705b077c135fd1c4a37d5988b14f336aefd5769368f40653727f7526af11d10fafc11b91ced9d4ae3916383fb98fc275e11f5bed4ec3469dd878bea99164e2f6bc329d7acd8a89b2b29177deb71d607edd3d677414d4e22f99e072d04ea919734bc15cbfbbf5004f18378a4cc482d747ef47e91ccbd3d6200000000000000030006000000000002000000ac141400000000000000000002000100000000000000060000000000030005000000000002004e2000"/224], 0xe0}, 0x1, 0x7}, 0x0)

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {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}}): socket$key-sendmsg$nl_route-socketpair$unix-socket-getsockopt$inet_sctp6_SCTP_STATUS-setsockopt$SO_ATTACH_FILTER-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-socket$netlink-syz_genetlink_get_family_id$SEG6-sendmsg$SEG6_CMD_GET_TUNSRC-sendmsg$SEG6_CMD_SETHMAC-sendmsg$nl_route_sched-sendmsg$nl_route_sched-ioctl$sock_inet_SIOCRTMSG-sendmmsg
detailed listing:
executing program 0:
socket$key(0xf, 0x3, 0x2)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[], 0x14}, 0x1, 0x0, 0x0, 0x20}, 0x4000000)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
r2 = socket(0x2, 0x80805, 0x0)
getsockopt$inet_sctp6_SCTP_STATUS(r2, 0x84, 0x84, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @empty}}}}, &(0x7f0000000280)=0xb0)
setsockopt$SO_ATTACH_FILTER(r1, 0x1, 0x1a, &(0x7f0000000000)={0x4, &(0x7f0000000200)=[{0x20, 0x0, 0x6, 0xfffff00c}, {0x4009, 0x0, 0x0, 0xfffff010}, {0x6}, {0xfffa, 0x7, 0x61, 0x3}]}, 0x10)
r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101})
r4 = socket(0x400000000010, 0x3, 0x0)
r5 = socket$unix(0x1, 0x1, 0x0)
ioctl$sock_SIOCGIFINDEX(r5, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', <r6=>0x0})
r7 = socket$netlink(0x10, 0x3, 0x10)
r8 = syz_genetlink_get_family_id$SEG6(&(0x7f0000000300), r7)
sendmsg$SEG6_CMD_GET_TUNSRC(r7, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)={0x28, r8, 0x223, 0x0, 0x0, {0x3}, [@SEG6_ATTR_DST={0x14, 0x1, @loopback={0xe0ffff00000000}}]}, 0x28}}, 0x0)
sendmsg$SEG6_CMD_SETHMAC(r4, 0x0, 0x4000004)
sendmsg$nl_route_sched(r4, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r6, {0x0, 0xfff1}, {0xffff, 0xffff}, {0x0, 0xf}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8}}]}, 0x38}}, 0x0)
sendmsg$nl_route_sched(r4, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)=@newtfilter={0x30, 0x2c, 0xd27, 0x70bd28, 0x0, {0x0, 0x0, 0x0, r6, {0x0, 0x7}, {}, {0x7, 0xe}}, [@filter_kind_options=@f_fw={{0x7}, {0x4}}]}, 0x30}, 0x1, 0x0, 0x0, 0x80}, 0x20000800)
ioctl$sock_inet_SIOCRTMSG(r4, 0x890d, 0x0)
sendmmsg(r0, &(0x7f0000000180), 0x4000190, 0x0)

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {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}}): socket$key-sendmsg$nl_route-socketpair$unix-socket-getsockopt$inet_sctp6_SCTP_STATUS-setsockopt$SO_ATTACH_FILTER-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-socket$netlink-syz_genetlink_get_family_id$SEG6-sendmsg$SEG6_CMD_GET_TUNSRC-sendmsg$SEG6_CMD_SETHMAC-sendmsg$nl_route_sched-sendmsg$nl_route_sched-ioctl$sock_inet_SIOCRTMSG
detailed listing:
executing program 0:
socket$key(0xf, 0x3, 0x2)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[], 0x14}, 0x1, 0x0, 0x0, 0x20}, 0x4000000)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
r1 = socket(0x2, 0x80805, 0x0)
getsockopt$inet_sctp6_SCTP_STATUS(r1, 0x84, 0x84, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @empty}}}}, &(0x7f0000000280)=0xb0)
setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000000)={0x4, &(0x7f0000000200)=[{0x20, 0x0, 0x6, 0xfffff00c}, {0x4009, 0x0, 0x0, 0xfffff010}, {0x6}, {0xfffa, 0x7, 0x61, 0x3}]}, 0x10)
r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101})
r3 = socket(0x400000000010, 0x3, 0x0)
r4 = socket$unix(0x1, 0x1, 0x0)
ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', <r5=>0x0})
r6 = socket$netlink(0x10, 0x3, 0x10)
r7 = syz_genetlink_get_family_id$SEG6(&(0x7f0000000300), r6)
sendmsg$SEG6_CMD_GET_TUNSRC(r6, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)={0x28, r7, 0x223, 0x0, 0x0, {0x3}, [@SEG6_ATTR_DST={0x14, 0x1, @loopback={0xe0ffff00000000}}]}, 0x28}}, 0x0)
sendmsg$SEG6_CMD_SETHMAC(r3, 0x0, 0x4000004)
sendmsg$nl_route_sched(r3, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r5, {0x0, 0xfff1}, {0xffff, 0xffff}, {0x0, 0xf}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8}}]}, 0x38}}, 0x0)
sendmsg$nl_route_sched(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)=@newtfilter={0x30, 0x2c, 0xd27, 0x70bd28, 0x0, {0x0, 0x0, 0x0, r5, {0x0, 0x7}, {}, {0x7, 0xe}}, [@filter_kind_options=@f_fw={{0x7}, {0x4}}]}, 0x30}, 0x1, 0x0, 0x0, 0x80}, 0x20000800)
ioctl$sock_inet_SIOCRTMSG(r3, 0x890d, 0x0)

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {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}}): socket$key-sendmsg$nl_route-socketpair$unix-socket-getsockopt$inet_sctp6_SCTP_STATUS-setsockopt$SO_ATTACH_FILTER-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-socket$netlink-syz_genetlink_get_family_id$SEG6-sendmsg$SEG6_CMD_GET_TUNSRC-sendmsg$SEG6_CMD_SETHMAC-sendmsg$nl_route_sched-sendmsg$nl_route_sched
detailed listing:
executing program 0:
socket$key(0xf, 0x3, 0x2)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[], 0x14}, 0x1, 0x0, 0x0, 0x20}, 0x4000000)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
r1 = socket(0x2, 0x80805, 0x0)
getsockopt$inet_sctp6_SCTP_STATUS(r1, 0x84, 0x84, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @empty}}}}, &(0x7f0000000280)=0xb0)
setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000000)={0x4, &(0x7f0000000200)=[{0x20, 0x0, 0x6, 0xfffff00c}, {0x4009, 0x0, 0x0, 0xfffff010}, {0x6}, {0xfffa, 0x7, 0x61, 0x3}]}, 0x10)
r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101})
r3 = socket(0x400000000010, 0x3, 0x0)
r4 = socket$unix(0x1, 0x1, 0x0)
ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', <r5=>0x0})
r6 = socket$netlink(0x10, 0x3, 0x10)
r7 = syz_genetlink_get_family_id$SEG6(&(0x7f0000000300), r6)
sendmsg$SEG6_CMD_GET_TUNSRC(r6, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)={0x28, r7, 0x223, 0x0, 0x0, {0x3}, [@SEG6_ATTR_DST={0x14, 0x1, @loopback={0xe0ffff00000000}}]}, 0x28}}, 0x0)
sendmsg$SEG6_CMD_SETHMAC(r3, 0x0, 0x4000004)
sendmsg$nl_route_sched(r3, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r5, {0x0, 0xfff1}, {0xffff, 0xffff}, {0x0, 0xf}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8}}]}, 0x38}}, 0x0)
sendmsg$nl_route_sched(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)=@newtfilter={0x30, 0x2c, 0xd27, 0x70bd28, 0x0, {0x0, 0x0, 0x0, r5, {0x0, 0x7}, {}, {0x7, 0xe}}, [@filter_kind_options=@f_fw={{0x7}, {0x4}}]}, 0x30}, 0x1, 0x0, 0x0, 0x80}, 0x20000800)

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {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}}): socket$key-sendmsg$nl_route-socketpair$unix-socket-getsockopt$inet_sctp6_SCTP_STATUS-setsockopt$SO_ATTACH_FILTER-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-socket$netlink-syz_genetlink_get_family_id$SEG6-sendmsg$SEG6_CMD_GET_TUNSRC-sendmsg$SEG6_CMD_SETHMAC-sendmsg$nl_route_sched
detailed listing:
executing program 0:
socket$key(0xf, 0x3, 0x2)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[], 0x14}, 0x1, 0x0, 0x0, 0x20}, 0x4000000)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
r1 = socket(0x2, 0x80805, 0x0)
getsockopt$inet_sctp6_SCTP_STATUS(r1, 0x84, 0x84, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @empty}}}}, &(0x7f0000000280)=0xb0)
setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000000)={0x4, &(0x7f0000000200)=[{0x20, 0x0, 0x6, 0xfffff00c}, {0x4009, 0x0, 0x0, 0xfffff010}, {0x6}, {0xfffa, 0x7, 0x61, 0x3}]}, 0x10)
r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101})
r3 = socket(0x400000000010, 0x3, 0x0)
r4 = socket$unix(0x1, 0x1, 0x0)
ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', <r5=>0x0})
r6 = socket$netlink(0x10, 0x3, 0x10)
r7 = syz_genetlink_get_family_id$SEG6(&(0x7f0000000300), r6)
sendmsg$SEG6_CMD_GET_TUNSRC(r6, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)={0x28, r7, 0x223, 0x0, 0x0, {0x3}, [@SEG6_ATTR_DST={0x14, 0x1, @loopback={0xe0ffff00000000}}]}, 0x28}}, 0x0)
sendmsg$SEG6_CMD_SETHMAC(r3, 0x0, 0x4000004)
sendmsg$nl_route_sched(r3, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r5, {0x0, 0xfff1}, {0xffff, 0xffff}, {0x0, 0xf}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8}}]}, 0x38}}, 0x0)

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {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}}): socket$key-sendmsg$nl_route-socketpair$unix-socket-getsockopt$inet_sctp6_SCTP_STATUS-setsockopt$SO_ATTACH_FILTER-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-socket$netlink-syz_genetlink_get_family_id$SEG6-sendmsg$SEG6_CMD_GET_TUNSRC-sendmsg$SEG6_CMD_SETHMAC
detailed listing:
executing program 0:
socket$key(0xf, 0x3, 0x2)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[], 0x14}, 0x1, 0x0, 0x0, 0x20}, 0x4000000)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
r1 = socket(0x2, 0x80805, 0x0)
getsockopt$inet_sctp6_SCTP_STATUS(r1, 0x84, 0x84, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @empty}}}}, &(0x7f0000000280)=0xb0)
setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000000)={0x4, &(0x7f0000000200)=[{0x20, 0x0, 0x6, 0xfffff00c}, {0x4009, 0x0, 0x0, 0xfffff010}, {0x6}, {0xfffa, 0x7, 0x61, 0x3}]}, 0x10)
r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101})
r3 = socket(0x400000000010, 0x3, 0x0)
r4 = socket$unix(0x1, 0x1, 0x0)
ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000100)={'syzkaller0\x00'})
r5 = socket$netlink(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$SEG6(&(0x7f0000000300), r5)
sendmsg$SEG6_CMD_GET_TUNSRC(r5, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)={0x28, r6, 0x223, 0x0, 0x0, {0x3}, [@SEG6_ATTR_DST={0x14, 0x1, @loopback={0xe0ffff00000000}}]}, 0x28}}, 0x0)
sendmsg$SEG6_CMD_SETHMAC(r3, 0x0, 0x4000004)

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {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}}): socket$key-sendmsg$nl_route-socketpair$unix-socket-getsockopt$inet_sctp6_SCTP_STATUS-setsockopt$SO_ATTACH_FILTER-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-socket$netlink-syz_genetlink_get_family_id$SEG6-sendmsg$SEG6_CMD_GET_TUNSRC
detailed listing:
executing program 0:
socket$key(0xf, 0x3, 0x2)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[], 0x14}, 0x1, 0x0, 0x0, 0x20}, 0x4000000)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
r1 = socket(0x2, 0x80805, 0x0)
getsockopt$inet_sctp6_SCTP_STATUS(r1, 0x84, 0x84, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @empty}}}}, &(0x7f0000000280)=0xb0)
setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000000)={0x4, &(0x7f0000000200)=[{0x20, 0x0, 0x6, 0xfffff00c}, {0x4009, 0x0, 0x0, 0xfffff010}, {0x6}, {0xfffa, 0x7, 0x61, 0x3}]}, 0x10)
r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101})
socket(0x400000000010, 0x3, 0x0)
r3 = socket$unix(0x1, 0x1, 0x0)
ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000100)={'syzkaller0\x00'})
r4 = socket$netlink(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$SEG6(&(0x7f0000000300), r4)
sendmsg$SEG6_CMD_GET_TUNSRC(r4, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)={0x28, r5, 0x223, 0x0, 0x0, {0x3}, [@SEG6_ATTR_DST={0x14, 0x1, @loopback={0xe0ffff00000000}}]}, 0x28}}, 0x0)

program crashed: lost connection to test machine
suppressed program crash: lost connection to test machine
testing program (duration=6m0s, {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}}): socket$key-sendmsg$nl_route-socketpair$unix-socket-getsockopt$inet_sctp6_SCTP_STATUS-setsockopt$SO_ATTACH_FILTER-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-socket$netlink-syz_genetlink_get_family_id$SEG6-sendmsg$SEG6_CMD_SETHMAC
detailed listing:
executing program 0:
socket$key(0xf, 0x3, 0x2)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[], 0x14}, 0x1, 0x0, 0x0, 0x20}, 0x4000000)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
r1 = socket(0x2, 0x80805, 0x0)
getsockopt$inet_sctp6_SCTP_STATUS(r1, 0x84, 0x84, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @empty}}}}, &(0x7f0000000280)=0xb0)
setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000000)={0x4, &(0x7f0000000200)=[{0x20, 0x0, 0x6, 0xfffff00c}, {0x4009, 0x0, 0x0, 0xfffff010}, {0x6}, {0xfffa, 0x7, 0x61, 0x3}]}, 0x10)
r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101})
r3 = socket(0x400000000010, 0x3, 0x0)
r4 = socket$unix(0x1, 0x1, 0x0)
ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000100)={'syzkaller0\x00'})
r5 = socket$netlink(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000300), r5)
sendmsg$SEG6_CMD_SETHMAC(r3, 0x0, 0x4000004)

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {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}}): socket$key-sendmsg$nl_route-socketpair$unix-socket-getsockopt$inet_sctp6_SCTP_STATUS-setsockopt$SO_ATTACH_FILTER-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-socket$netlink-sendmsg$SEG6_CMD_SETHMAC
detailed listing:
executing program 0:
socket$key(0xf, 0x3, 0x2)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[], 0x14}, 0x1, 0x0, 0x0, 0x20}, 0x4000000)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
r1 = socket(0x2, 0x80805, 0x0)
getsockopt$inet_sctp6_SCTP_STATUS(r1, 0x84, 0x84, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @empty}}}}, &(0x7f0000000280)=0xb0)
setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000000)={0x4, &(0x7f0000000200)=[{0x20, 0x0, 0x6, 0xfffff00c}, {0x4009, 0x0, 0x0, 0xfffff010}, {0x6}, {0xfffa, 0x7, 0x61, 0x3}]}, 0x10)
r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101})
r3 = socket(0x400000000010, 0x3, 0x0)
r4 = socket$unix(0x1, 0x1, 0x0)
ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000100)={'syzkaller0\x00'})
socket$netlink(0x10, 0x3, 0x10)
sendmsg$SEG6_CMD_SETHMAC(r3, 0x0, 0x4000004)

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {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}}): socket$key-sendmsg$nl_route-socketpair$unix-socket-getsockopt$inet_sctp6_SCTP_STATUS-setsockopt$SO_ATTACH_FILTER-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-sendmsg$SEG6_CMD_SETHMAC
detailed listing:
executing program 0:
socket$key(0xf, 0x3, 0x2)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[], 0x14}, 0x1, 0x0, 0x0, 0x20}, 0x4000000)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
r1 = socket(0x2, 0x80805, 0x0)
getsockopt$inet_sctp6_SCTP_STATUS(r1, 0x84, 0x84, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @empty}}}}, &(0x7f0000000280)=0xb0)
setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000000)={0x4, &(0x7f0000000200)=[{0x20, 0x0, 0x6, 0xfffff00c}, {0x4009, 0x0, 0x0, 0xfffff010}, {0x6}, {0xfffa, 0x7, 0x61, 0x3}]}, 0x10)
r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101})
r3 = socket(0x400000000010, 0x3, 0x0)
r4 = socket$unix(0x1, 0x1, 0x0)
ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000100)={'syzkaller0\x00'})
sendmsg$SEG6_CMD_SETHMAC(r3, 0x0, 0x4000004)

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {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}}): socket$key-sendmsg$nl_route-socketpair$unix-socket-getsockopt$inet_sctp6_SCTP_STATUS-setsockopt$SO_ATTACH_FILTER-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-sendmsg$SEG6_CMD_SETHMAC
detailed listing:
executing program 0:
socket$key(0xf, 0x3, 0x2)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[], 0x14}, 0x1, 0x0, 0x0, 0x20}, 0x4000000)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
r1 = socket(0x2, 0x80805, 0x0)
getsockopt$inet_sctp6_SCTP_STATUS(r1, 0x84, 0x84, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @empty}}}}, &(0x7f0000000280)=0xb0)
setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000000)={0x4, &(0x7f0000000200)=[{0x20, 0x0, 0x6, 0xfffff00c}, {0x4009, 0x0, 0x0, 0xfffff010}, {0x6}, {0xfffa, 0x7, 0x61, 0x3}]}, 0x10)
r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101})
r3 = socket(0x400000000010, 0x3, 0x0)
socket$unix(0x1, 0x1, 0x0)
sendmsg$SEG6_CMD_SETHMAC(r3, 0x0, 0x4000004)

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {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}}): socket$key-sendmsg$nl_route-socketpair$unix-socket-getsockopt$inet_sctp6_SCTP_STATUS-setsockopt$SO_ATTACH_FILTER-openat$tun-ioctl$TUNSETIFF-socket-sendmsg$SEG6_CMD_SETHMAC
detailed listing:
executing program 0:
socket$key(0xf, 0x3, 0x2)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[], 0x14}, 0x1, 0x0, 0x0, 0x20}, 0x4000000)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
r1 = socket(0x2, 0x80805, 0x0)
getsockopt$inet_sctp6_SCTP_STATUS(r1, 0x84, 0x84, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @empty}}}}, &(0x7f0000000280)=0xb0)
setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000000)={0x4, &(0x7f0000000200)=[{0x20, 0x0, 0x6, 0xfffff00c}, {0x4009, 0x0, 0x0, 0xfffff010}, {0x6}, {0xfffa, 0x7, 0x61, 0x3}]}, 0x10)
r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101})
r3 = socket(0x400000000010, 0x3, 0x0)
sendmsg$SEG6_CMD_SETHMAC(r3, 0x0, 0x4000004)

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {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}}): socket$key-sendmsg$nl_route-socketpair$unix-socket-getsockopt$inet_sctp6_SCTP_STATUS-setsockopt$SO_ATTACH_FILTER-openat$tun-ioctl$TUNSETIFF-sendmsg$SEG6_CMD_SETHMAC
detailed listing:
executing program 0:
socket$key(0xf, 0x3, 0x2)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[], 0x14}, 0x1, 0x0, 0x0, 0x20}, 0x4000000)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
r1 = socket(0x2, 0x80805, 0x0)
getsockopt$inet_sctp6_SCTP_STATUS(r1, 0x84, 0x84, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @empty}}}}, &(0x7f0000000280)=0xb0)
setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000000)={0x4, &(0x7f0000000200)=[{0x20, 0x0, 0x6, 0xfffff00c}, {0x4009, 0x0, 0x0, 0xfffff010}, {0x6}, {0xfffa, 0x7, 0x61, 0x3}]}, 0x10)
r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101})
sendmsg$SEG6_CMD_SETHMAC(0xffffffffffffffff, 0x0, 0x4000004)

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {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}}): socket$key-sendmsg$nl_route-socketpair$unix-socket-getsockopt$inet_sctp6_SCTP_STATUS-setsockopt$SO_ATTACH_FILTER-openat$tun-sendmsg$SEG6_CMD_SETHMAC
detailed listing:
executing program 0:
socket$key(0xf, 0x3, 0x2)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[], 0x14}, 0x1, 0x0, 0x0, 0x20}, 0x4000000)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
r1 = socket(0x2, 0x80805, 0x0)
getsockopt$inet_sctp6_SCTP_STATUS(r1, 0x84, 0x84, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @empty}}}}, &(0x7f0000000280)=0xb0)
setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000000)={0x4, &(0x7f0000000200)=[{0x20, 0x0, 0x6, 0xfffff00c}, {0x4009, 0x0, 0x0, 0xfffff010}, {0x6}, {0xfffa, 0x7, 0x61, 0x3}]}, 0x10)
openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0)
sendmsg$SEG6_CMD_SETHMAC(0xffffffffffffffff, 0x0, 0x4000004)

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {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}}): socket$key-sendmsg$nl_route-socketpair$unix-socket-getsockopt$inet_sctp6_SCTP_STATUS-setsockopt$SO_ATTACH_FILTER-sendmsg$SEG6_CMD_SETHMAC
detailed listing:
executing program 0:
socket$key(0xf, 0x3, 0x2)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[], 0x14}, 0x1, 0x0, 0x0, 0x20}, 0x4000000)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
r1 = socket(0x2, 0x80805, 0x0)
getsockopt$inet_sctp6_SCTP_STATUS(r1, 0x84, 0x84, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @empty}}}}, &(0x7f0000000280)=0xb0)
setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000000)={0x4, &(0x7f0000000200)=[{0x20, 0x0, 0x6, 0xfffff00c}, {0x4009, 0x0, 0x0, 0xfffff010}, {0x6}, {0xfffa, 0x7, 0x61, 0x3}]}, 0x10)
sendmsg$SEG6_CMD_SETHMAC(0xffffffffffffffff, 0x0, 0x4000004)

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {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}}): socket$key-sendmsg$nl_route-socketpair$unix-socket-getsockopt$inet_sctp6_SCTP_STATUS-sendmsg$SEG6_CMD_SETHMAC
detailed listing:
executing program 0:
socket$key(0xf, 0x3, 0x2)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[], 0x14}, 0x1, 0x0, 0x0, 0x20}, 0x4000000)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0))
r0 = socket(0x2, 0x80805, 0x0)
getsockopt$inet_sctp6_SCTP_STATUS(r0, 0x84, 0x84, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @empty}}}}, &(0x7f0000000280)=0xb0)
sendmsg$SEG6_CMD_SETHMAC(0xffffffffffffffff, 0x0, 0x4000004)

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {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}}): socket$key-sendmsg$nl_route-socketpair$unix-socket-sendmsg$SEG6_CMD_SETHMAC
detailed listing:
executing program 0:
socket$key(0xf, 0x3, 0x2)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[], 0x14}, 0x1, 0x0, 0x0, 0x20}, 0x4000000)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0))
socket(0x2, 0x80805, 0x0)
sendmsg$SEG6_CMD_SETHMAC(0xffffffffffffffff, 0x0, 0x4000004)

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {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}}): socket$key-sendmsg$nl_route-socketpair$unix-sendmsg$SEG6_CMD_SETHMAC
detailed listing:
executing program 0:
socket$key(0xf, 0x3, 0x2)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[], 0x14}, 0x1, 0x0, 0x0, 0x20}, 0x4000000)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0))
sendmsg$SEG6_CMD_SETHMAC(0xffffffffffffffff, 0x0, 0x4000004)

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {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}}): socket$key-sendmsg$nl_route-sendmsg$SEG6_CMD_SETHMAC
detailed listing:
executing program 0:
socket$key(0xf, 0x3, 0x2)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[], 0x14}, 0x1, 0x0, 0x0, 0x20}, 0x4000000)
sendmsg$SEG6_CMD_SETHMAC(0xffffffffffffffff, 0x0, 0x4000004)

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {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}}): socket$key-sendmsg$SEG6_CMD_SETHMAC
detailed listing:
executing program 0:
socket$key(0xf, 0x3, 0x2)
sendmsg$SEG6_CMD_SETHMAC(0xffffffffffffffff, 0x0, 0x4000004)

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {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}}): sendmsg$SEG6_CMD_SETHMAC
detailed listing:
executing program 0:
sendmsg$SEG6_CMD_SETHMAC(0xffffffffffffffff, 0x0, 0x4000004)

program crashed: possible deadlock in lapbeth_device_event
extracting C reproducer
testing compiled C program (duration=6m0s, {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}}): sendmsg$SEG6_CMD_SETHMAC
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
simplifying guilty program options
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$SEG6_CMD_SETHMAC
detailed listing:
executing program 0:
sendmsg$SEG6_CMD_SETHMAC(0xffffffffffffffff, 0x0, 0x4000004)

program crashed: possible deadlock in lapbeth_device_event
extracting C reproducer
testing compiled C program (duration=6m0s, {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}}): sendmsg$SEG6_CMD_SETHMAC
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$SEG6_CMD_SETHMAC
detailed listing:
executing program 0:
sendmsg$SEG6_CMD_SETHMAC(0xffffffffffffffff, 0x0, 0x4000004)

program crashed: possible deadlock in lapbeth_device_event
extracting C reproducer
testing compiled C program (duration=6m0s, {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}}): sendmsg$SEG6_CMD_SETHMAC
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
reproducing took 1h40m40.356353271s
repro crashed as (corrupted=false):
============================================
WARNING: possible recursive locking detected
6.14.0-rc5-syzkaller-01183-g40587f749df2 #0 Not tainted
--------------------------------------------
dhcpcd/5505 is trying to acquire lock:
ffff8880286b0d28 (&dev->lock){+.+.}-{4:4}, at: netdev_lock include/linux/netdevice.h:2731 [inline]
ffff8880286b0d28 (&dev->lock){+.+.}-{4:4}, at: netif_napi_add_weight include/linux/netdevice.h:2763 [inline]
ffff8880286b0d28 (&dev->lock){+.+.}-{4:4}, at: lapbeth_new_device drivers/net/wan/lapbether.c:415 [inline]
ffff8880286b0d28 (&dev->lock){+.+.}-{4:4}, at: lapbeth_device_event+0x766/0xa20 drivers/net/wan/lapbether.c:460

but task is already holding lock:
ffff888066198d28 (&dev->lock){+.+.}-{4:4}, at: netdev_lock include/linux/netdevice.h:2731 [inline]
ffff888066198d28 (&dev->lock){+.+.}-{4:4}, at: netdev_lock_ops include/net/netdev_lock.h:40 [inline]
ffff888066198d28 (&dev->lock){+.+.}-{4:4}, at: dev_change_flags+0x120/0x270 net/core/dev_api.c:67

other info that might help us debug this:
 Possible unsafe locking scenario:

       CPU0
       ----
  lock(&dev->lock);
  lock(&dev->lock);

 *** DEADLOCK ***

 May be due to missing lock nesting notation

2 locks held by dhcpcd/5505:
 #0: ffffffff8fed6908 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:130 [inline]
 #0: ffffffff8fed6908 (rtnl_mutex){+.+.}-{4:4}, at: devinet_ioctl+0x34c/0x1d80 net/ipv4/devinet.c:1121
 #1: ffff888066198d28 (&dev->lock){+.+.}-{4:4}, at: netdev_lock include/linux/netdevice.h:2731 [inline]
 #1: ffff888066198d28 (&dev->lock){+.+.}-{4:4}, at: netdev_lock_ops include/net/netdev_lock.h:40 [inline]
 #1: ffff888066198d28 (&dev->lock){+.+.}-{4:4}, at: dev_change_flags+0x120/0x270 net/core/dev_api.c:67

stack backtrace:
CPU: 1 UID: 0 PID: 5505 Comm: dhcpcd Not tainted 6.14.0-rc5-syzkaller-01183-g40587f749df2 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 print_deadlock_bug+0x483/0x620 kernel/locking/lockdep.c:3039
 check_deadlock kernel/locking/lockdep.c:3091 [inline]
 validate_chain+0x15e2/0x5920 kernel/locking/lockdep.c:3893
 __lock_acquire+0x1397/0x2100 kernel/locking/lockdep.c:5228
 lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5851
 __mutex_lock_common kernel/locking/mutex.c:585 [inline]
 __mutex_lock+0x19c/0x1010 kernel/locking/mutex.c:730
 netdev_lock include/linux/netdevice.h:2731 [inline]
 netif_napi_add_weight include/linux/netdevice.h:2763 [inline]
 lapbeth_new_device drivers/net/wan/lapbether.c:415 [inline]
 lapbeth_device_event+0x766/0xa20 drivers/net/wan/lapbether.c:460
 notifier_call_chain+0x1a5/0x3f0 kernel/notifier.c:85
 __dev_notify_flags+0x207/0x400
 netif_change_flags+0xf0/0x1a0 net/core/dev.c:9443
 dev_change_flags+0x146/0x270 net/core/dev_api.c:68
 devinet_ioctl+0xea2/0x1d80 net/ipv4/devinet.c:1200
 inet_ioctl+0x3d7/0x4f0 net/ipv4/af_inet.c:1001
 sock_do_ioctl+0x158/0x460 net/socket.c:1190
 sock_ioctl+0x626/0x8e0 net/socket.c:1309
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:906 [inline]
 __se_sys_ioctl+0xf5/0x170 fs/ioctl.c:892
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fec62c40d49
Code: 5c c3 48 8d 44 24 08 48 89 54 24 e0 48 89 44 24 c0 48 8d 44 24 d0 48 89 44 24 c8 b8 10 00 00 00 c7 44 24 b8 10 00 00 00 0f 05 <41> 89 c0 3d 00 f0 ff ff 76 10 48 8b 15 ae 60 0d 00 f7 d8 41 83 c8
RSP: 002b:00007ffc4343df98 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fec62b726c0 RCX: 00007fec62c40d49
RDX: 00007ffc4344e188 RSI: 0000000000008914 RDI: 000000000000000e
RBP: 00007ffc4345e348 R08: 00007ffc4344e148 R09: 00007ffc4344e0f8
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffc4344e188 R14: 0000000000000028 R15: 0000000000008914
 </TASK>

final repro crashed as (corrupted=false):
============================================
WARNING: possible recursive locking detected
6.14.0-rc5-syzkaller-01183-g40587f749df2 #0 Not tainted
--------------------------------------------
dhcpcd/5505 is trying to acquire lock:
ffff8880286b0d28 (&dev->lock){+.+.}-{4:4}, at: netdev_lock include/linux/netdevice.h:2731 [inline]
ffff8880286b0d28 (&dev->lock){+.+.}-{4:4}, at: netif_napi_add_weight include/linux/netdevice.h:2763 [inline]
ffff8880286b0d28 (&dev->lock){+.+.}-{4:4}, at: lapbeth_new_device drivers/net/wan/lapbether.c:415 [inline]
ffff8880286b0d28 (&dev->lock){+.+.}-{4:4}, at: lapbeth_device_event+0x766/0xa20 drivers/net/wan/lapbether.c:460

but task is already holding lock:
ffff888066198d28 (&dev->lock){+.+.}-{4:4}, at: netdev_lock include/linux/netdevice.h:2731 [inline]
ffff888066198d28 (&dev->lock){+.+.}-{4:4}, at: netdev_lock_ops include/net/netdev_lock.h:40 [inline]
ffff888066198d28 (&dev->lock){+.+.}-{4:4}, at: dev_change_flags+0x120/0x270 net/core/dev_api.c:67

other info that might help us debug this:
 Possible unsafe locking scenario:

       CPU0
       ----
  lock(&dev->lock);
  lock(&dev->lock);

 *** DEADLOCK ***

 May be due to missing lock nesting notation

2 locks held by dhcpcd/5505:
 #0: ffffffff8fed6908 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:130 [inline]
 #0: ffffffff8fed6908 (rtnl_mutex){+.+.}-{4:4}, at: devinet_ioctl+0x34c/0x1d80 net/ipv4/devinet.c:1121
 #1: ffff888066198d28 (&dev->lock){+.+.}-{4:4}, at: netdev_lock include/linux/netdevice.h:2731 [inline]
 #1: ffff888066198d28 (&dev->lock){+.+.}-{4:4}, at: netdev_lock_ops include/net/netdev_lock.h:40 [inline]
 #1: ffff888066198d28 (&dev->lock){+.+.}-{4:4}, at: dev_change_flags+0x120/0x270 net/core/dev_api.c:67

stack backtrace:
CPU: 1 UID: 0 PID: 5505 Comm: dhcpcd Not tainted 6.14.0-rc5-syzkaller-01183-g40587f749df2 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 print_deadlock_bug+0x483/0x620 kernel/locking/lockdep.c:3039
 check_deadlock kernel/locking/lockdep.c:3091 [inline]
 validate_chain+0x15e2/0x5920 kernel/locking/lockdep.c:3893
 __lock_acquire+0x1397/0x2100 kernel/locking/lockdep.c:5228
 lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5851
 __mutex_lock_common kernel/locking/mutex.c:585 [inline]
 __mutex_lock+0x19c/0x1010 kernel/locking/mutex.c:730
 netdev_lock include/linux/netdevice.h:2731 [inline]
 netif_napi_add_weight include/linux/netdevice.h:2763 [inline]
 lapbeth_new_device drivers/net/wan/lapbether.c:415 [inline]
 lapbeth_device_event+0x766/0xa20 drivers/net/wan/lapbether.c:460
 notifier_call_chain+0x1a5/0x3f0 kernel/notifier.c:85
 __dev_notify_flags+0x207/0x400
 netif_change_flags+0xf0/0x1a0 net/core/dev.c:9443
 dev_change_flags+0x146/0x270 net/core/dev_api.c:68
 devinet_ioctl+0xea2/0x1d80 net/ipv4/devinet.c:1200
 inet_ioctl+0x3d7/0x4f0 net/ipv4/af_inet.c:1001
 sock_do_ioctl+0x158/0x460 net/socket.c:1190
 sock_ioctl+0x626/0x8e0 net/socket.c:1309
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:906 [inline]
 __se_sys_ioctl+0xf5/0x170 fs/ioctl.c:892
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fec62c40d49
Code: 5c c3 48 8d 44 24 08 48 89 54 24 e0 48 89 44 24 c0 48 8d 44 24 d0 48 89 44 24 c8 b8 10 00 00 00 c7 44 24 b8 10 00 00 00 0f 05 <41> 89 c0 3d 00 f0 ff ff 76 10 48 8b 15 ae 60 0d 00 f7 d8 41 83 c8
RSP: 002b:00007ffc4343df98 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fec62b726c0 RCX: 00007fec62c40d49
RDX: 00007ffc4344e188 RSI: 0000000000008914 RDI: 000000000000000e
RBP: 00007ffc4345e348 R08: 00007ffc4344e148 R09: 00007ffc4344e0f8
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffc4344e188 R14: 0000000000000028 R15: 0000000000008914
 </TASK>