Extracting prog: 3m11.707582234s
Minimizing prog: 47m53.775859447s
Simplifying prog options: 0s
Extracting C: 37.186095311s
Simplifying C: 20m36.290672819s


extracting reproducer from 1 programs
testing a last program of every proc
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setsockopt$inet6_tcp_TCP_MD5SIG-socket$kcm-openat$tun-ioctl$TUNSETIFF-setsockopt$sock_int-listen-accept4-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun-syz_genetlink_get_family_id$nl80211-sendmsg$NL80211_CMD_GET_MPP-socket$inet6_icmp-socket$nl_generic-socket$kcm-socket$nl_generic-socket$nl_generic-syz_genetlink_get_family_id$l2tp-sendmsg$L2TP_CMD_TUNNEL_CREATE-socket$pppl2tp-ioctl$BTRFS_IOC_QGROUP_ASSIGN-connect$pppl2tp-syz_genetlink_get_family_id$l2tp-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
setsockopt$inet6_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, &(0x7f0000000300)={@in6={{0xa, 0x4e21, 0x5, @loopback, 0xa}}, 0x0, 0x0, 0x3d, 0x0, "bb02a3c364ca41d6e5415445244740bd4c0b42a21d7214bf92594925208a0e2f964e654dc534a6324d4993fcf19b2df3ee818a118a7c49462189316d8b6d2ccd00"}, 0xd8)
r0 = socket$kcm(0x23, 0x5, 0x0)
r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x4c0241, 0x0)
ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201})
setsockopt$sock_int(r0, 0x1, 0x6, &(0x7f0000000240)=0xc, 0x4)
listen(r0, 0x800)
accept4(r0, 0x0, 0x0, 0x80000)
r2 = socket$kcm(0x2, 0xa, 0x2)
ioctl$SIOCSIFHWADDR(r2, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local})
write$tun(r1, &(0x7f0000000380)=ANY=[@ANYBLOB="1c0000f500000000000000862dfdff000000"], 0x78)
r3 = syz_genetlink_get_family_id$nl80211(&(0x7f00000001c0), 0xffffffffffffffff)
sendmsg$NL80211_CMD_GET_MPP(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x480a040}, 0xc, &(0x7f00000002c0)={&(0x7f0000000500)=ANY=[@ANYBLOB="5118671b227772c420315fdf84cc09d01042e40000000000000000", @ANYRES16=r3, @ANYBLOB="020025bd7000fddbdf256b0000000a001a0008021100000000000a00060008021100000000000a0006000802110000000000"], 0x38}, 0x1, 0x0, 0x0, 0x1}, 0x4000840)
socket$inet6_icmp(0xa, 0x2, 0x3a)
socket$nl_generic(0x10, 0x3, 0x10)
r4 = socket$kcm(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
r5 = socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000680), r5)
sendmsg$L2TP_CMD_TUNNEL_CREATE(r5, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000640)={&(0x7f00000000c0)={0x3c, r6, 0x917, 0x0, 0xffffffe4, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x2}, @L2TP_ATTR_ENCAP_TYPE={0x6, 0x2, 0x1}, @L2TP_ATTR_PROTO_VERSION={0x5}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x1f8}, @L2TP_ATTR_FD={0x8, 0x17, @l2tp}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4044011}, 0x4000)
r7 = socket$pppl2tp(0x18, 0x1, 0x1)
ioctl$BTRFS_IOC_QGROUP_ASSIGN(r5, 0x40189429, &(0x7f0000000080)={0x0, 0xc6, 0xc08})
connect$pppl2tp(r7, &(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x3, 0xffffffffffffffff, {0x2, 0x0, @rand_addr=0x64010101}, 0x2}}, 0x2e)
syz_genetlink_get_family_id$l2tp(&(0x7f0000000440), r5)
sendmsg$inet(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
r8 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r8, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 1m40s
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setsockopt$inet6_tcp_TCP_MD5SIG-socket$kcm-openat$tun-ioctl$TUNSETIFF-setsockopt$sock_int-listen-accept4-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun-syz_genetlink_get_family_id$nl80211-sendmsg$NL80211_CMD_GET_MPP-socket$inet6_icmp-socket$nl_generic-socket$kcm-socket$nl_generic-socket$nl_generic-syz_genetlink_get_family_id$l2tp-sendmsg$L2TP_CMD_TUNNEL_CREATE-socket$pppl2tp-ioctl$BTRFS_IOC_QGROUP_ASSIGN-connect$pppl2tp-syz_genetlink_get_family_id$l2tp-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
setsockopt$inet6_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, &(0x7f0000000300)={@in6={{0xa, 0x4e21, 0x5, @loopback, 0xa}}, 0x0, 0x0, 0x3d, 0x0, "bb02a3c364ca41d6e5415445244740bd4c0b42a21d7214bf92594925208a0e2f964e654dc534a6324d4993fcf19b2df3ee818a118a7c49462189316d8b6d2ccd00"}, 0xd8)
r0 = socket$kcm(0x23, 0x5, 0x0)
r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x4c0241, 0x0)
ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201})
setsockopt$sock_int(r0, 0x1, 0x6, &(0x7f0000000240)=0xc, 0x4)
listen(r0, 0x800)
accept4(r0, 0x0, 0x0, 0x80000)
r2 = socket$kcm(0x2, 0xa, 0x2)
ioctl$SIOCSIFHWADDR(r2, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local})
write$tun(r1, &(0x7f0000000380)=ANY=[@ANYBLOB="1c0000f500000000000000862dfdff000000"], 0x78)
r3 = syz_genetlink_get_family_id$nl80211(&(0x7f00000001c0), 0xffffffffffffffff)
sendmsg$NL80211_CMD_GET_MPP(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x480a040}, 0xc, &(0x7f00000002c0)={&(0x7f0000000500)=ANY=[@ANYBLOB="5118671b227772c420315fdf84cc09d01042e40000000000000000", @ANYRES16=r3, @ANYBLOB="020025bd7000fddbdf256b0000000a001a0008021100000000000a00060008021100000000000a0006000802110000000000"], 0x38}, 0x1, 0x0, 0x0, 0x1}, 0x4000840)
socket$inet6_icmp(0xa, 0x2, 0x3a)
socket$nl_generic(0x10, 0x3, 0x10)
r4 = socket$kcm(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
r5 = socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000680), r5)
sendmsg$L2TP_CMD_TUNNEL_CREATE(r5, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000640)={&(0x7f00000000c0)={0x3c, r6, 0x917, 0x0, 0xffffffe4, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x2}, @L2TP_ATTR_ENCAP_TYPE={0x6, 0x2, 0x1}, @L2TP_ATTR_PROTO_VERSION={0x5}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x1f8}, @L2TP_ATTR_FD={0x8, 0x17, @l2tp}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4044011}, 0x4000)
r7 = socket$pppl2tp(0x18, 0x1, 0x1)
ioctl$BTRFS_IOC_QGROUP_ASSIGN(r5, 0x40189429, &(0x7f0000000080)={0x0, 0xc6, 0xc08})
connect$pppl2tp(r7, &(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x3, 0xffffffffffffffff, {0x2, 0x0, @rand_addr=0x64010101}, 0x2}}, 0x2e)
syz_genetlink_get_family_id$l2tp(&(0x7f0000000440), r5)
sendmsg$inet(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
r8 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r8, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program crashed: inconsistent lock state in __sk_receive_skb
single: successfully extracted reproducer
found reproducer with 26 syscalls
minimizing guilty program
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setsockopt$inet6_tcp_TCP_MD5SIG-socket$kcm-openat$tun-ioctl$TUNSETIFF-setsockopt$sock_int-listen-accept4-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun-syz_genetlink_get_family_id$nl80211-sendmsg$NL80211_CMD_GET_MPP-socket$inet6_icmp-socket$nl_generic-socket$kcm-socket$nl_generic-socket$nl_generic-syz_genetlink_get_family_id$l2tp-sendmsg$L2TP_CMD_TUNNEL_CREATE-socket$pppl2tp-ioctl$BTRFS_IOC_QGROUP_ASSIGN-connect$pppl2tp-syz_genetlink_get_family_id$l2tp-sendmsg$inet-socket$phonet_pipe
detailed listing:
executing program 0:
setsockopt$inet6_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, &(0x7f0000000300)={@in6={{0xa, 0x4e21, 0x5, @loopback, 0xa}}, 0x0, 0x0, 0x3d, 0x0, "bb02a3c364ca41d6e5415445244740bd4c0b42a21d7214bf92594925208a0e2f964e654dc534a6324d4993fcf19b2df3ee818a118a7c49462189316d8b6d2ccd00"}, 0xd8)
r0 = socket$kcm(0x23, 0x5, 0x0)
r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x4c0241, 0x0)
ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201})
setsockopt$sock_int(r0, 0x1, 0x6, &(0x7f0000000240)=0xc, 0x4)
listen(r0, 0x800)
accept4(r0, 0x0, 0x0, 0x80000)
r2 = socket$kcm(0x2, 0xa, 0x2)
ioctl$SIOCSIFHWADDR(r2, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local})
write$tun(r1, &(0x7f0000000380)=ANY=[@ANYBLOB="1c0000f500000000000000862dfdff000000"], 0x78)
r3 = syz_genetlink_get_family_id$nl80211(&(0x7f00000001c0), 0xffffffffffffffff)
sendmsg$NL80211_CMD_GET_MPP(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x480a040}, 0xc, &(0x7f00000002c0)={&(0x7f0000000500)=ANY=[@ANYBLOB="5118671b227772c420315fdf84cc09d01042e40000000000000000", @ANYRES16=r3, @ANYBLOB="020025bd7000fddbdf256b0000000a001a0008021100000000000a00060008021100000000000a0006000802110000000000"], 0x38}, 0x1, 0x0, 0x0, 0x1}, 0x4000840)
socket$inet6_icmp(0xa, 0x2, 0x3a)
socket$nl_generic(0x10, 0x3, 0x10)
r4 = socket$kcm(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
r5 = socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000680), r5)
sendmsg$L2TP_CMD_TUNNEL_CREATE(r5, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000640)={&(0x7f00000000c0)={0x3c, r6, 0x917, 0x0, 0xffffffe4, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x2}, @L2TP_ATTR_ENCAP_TYPE={0x6, 0x2, 0x1}, @L2TP_ATTR_PROTO_VERSION={0x5}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x1f8}, @L2TP_ATTR_FD={0x8, 0x17, @l2tp}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4044011}, 0x4000)
r7 = socket$pppl2tp(0x18, 0x1, 0x1)
ioctl$BTRFS_IOC_QGROUP_ASSIGN(r5, 0x40189429, &(0x7f0000000080)={0x0, 0xc6, 0xc08})
connect$pppl2tp(r7, &(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x3, 0xffffffffffffffff, {0x2, 0x0, @rand_addr=0x64010101}, 0x2}}, 0x2e)
syz_genetlink_get_family_id$l2tp(&(0x7f0000000440), r5)
sendmsg$inet(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
socket$phonet_pipe(0x23, 0x5, 0x2)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setsockopt$inet6_tcp_TCP_MD5SIG-socket$kcm-openat$tun-ioctl$TUNSETIFF-setsockopt$sock_int-listen-accept4-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun-syz_genetlink_get_family_id$nl80211-sendmsg$NL80211_CMD_GET_MPP-socket$inet6_icmp-socket$nl_generic-socket$kcm-socket$nl_generic-socket$nl_generic-syz_genetlink_get_family_id$l2tp-sendmsg$L2TP_CMD_TUNNEL_CREATE-socket$pppl2tp-ioctl$BTRFS_IOC_QGROUP_ASSIGN-connect$pppl2tp-syz_genetlink_get_family_id$l2tp-sendmsg$inet-connect$phonet_pipe
detailed listing:
executing program 0:
setsockopt$inet6_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, &(0x7f0000000300)={@in6={{0xa, 0x4e21, 0x5, @loopback, 0xa}}, 0x0, 0x0, 0x3d, 0x0, "bb02a3c364ca41d6e5415445244740bd4c0b42a21d7214bf92594925208a0e2f964e654dc534a6324d4993fcf19b2df3ee818a118a7c49462189316d8b6d2ccd00"}, 0xd8)
r0 = socket$kcm(0x23, 0x5, 0x0)
r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x4c0241, 0x0)
ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201})
setsockopt$sock_int(r0, 0x1, 0x6, &(0x7f0000000240)=0xc, 0x4)
listen(r0, 0x800)
accept4(r0, 0x0, 0x0, 0x80000)
r2 = socket$kcm(0x2, 0xa, 0x2)
ioctl$SIOCSIFHWADDR(r2, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local})
write$tun(r1, &(0x7f0000000380)=ANY=[@ANYBLOB="1c0000f500000000000000862dfdff000000"], 0x78)
r3 = syz_genetlink_get_family_id$nl80211(&(0x7f00000001c0), 0xffffffffffffffff)
sendmsg$NL80211_CMD_GET_MPP(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x480a040}, 0xc, &(0x7f00000002c0)={&(0x7f0000000500)=ANY=[@ANYBLOB="5118671b227772c420315fdf84cc09d01042e40000000000000000", @ANYRES16=r3, @ANYBLOB="020025bd7000fddbdf256b0000000a001a0008021100000000000a00060008021100000000000a0006000802110000000000"], 0x38}, 0x1, 0x0, 0x0, 0x1}, 0x4000840)
socket$inet6_icmp(0xa, 0x2, 0x3a)
socket$nl_generic(0x10, 0x3, 0x10)
r4 = socket$kcm(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
r5 = socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000680), r5)
sendmsg$L2TP_CMD_TUNNEL_CREATE(r5, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000640)={&(0x7f00000000c0)={0x3c, r6, 0x917, 0x0, 0xffffffe4, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x2}, @L2TP_ATTR_ENCAP_TYPE={0x6, 0x2, 0x1}, @L2TP_ATTR_PROTO_VERSION={0x5}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x1f8}, @L2TP_ATTR_FD={0x8, 0x17, @l2tp}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4044011}, 0x4000)
r7 = socket$pppl2tp(0x18, 0x1, 0x1)
ioctl$BTRFS_IOC_QGROUP_ASSIGN(r5, 0x40189429, &(0x7f0000000080)={0x0, 0xc6, 0xc08})
connect$pppl2tp(r7, &(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x3, 0xffffffffffffffff, {0x2, 0x0, @rand_addr=0x64010101}, 0x2}}, 0x2e)
syz_genetlink_get_family_id$l2tp(&(0x7f0000000440), r5)
sendmsg$inet(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
connect$phonet_pipe(0xffffffffffffffff, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setsockopt$inet6_tcp_TCP_MD5SIG-socket$kcm-openat$tun-ioctl$TUNSETIFF-setsockopt$sock_int-listen-accept4-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun-syz_genetlink_get_family_id$nl80211-sendmsg$NL80211_CMD_GET_MPP-socket$inet6_icmp-socket$nl_generic-socket$kcm-socket$nl_generic-socket$nl_generic-syz_genetlink_get_family_id$l2tp-sendmsg$L2TP_CMD_TUNNEL_CREATE-socket$pppl2tp-ioctl$BTRFS_IOC_QGROUP_ASSIGN-connect$pppl2tp-syz_genetlink_get_family_id$l2tp-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
setsockopt$inet6_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, &(0x7f0000000300)={@in6={{0xa, 0x4e21, 0x5, @loopback, 0xa}}, 0x0, 0x0, 0x3d, 0x0, "bb02a3c364ca41d6e5415445244740bd4c0b42a21d7214bf92594925208a0e2f964e654dc534a6324d4993fcf19b2df3ee818a118a7c49462189316d8b6d2ccd00"}, 0xd8)
r0 = socket$kcm(0x23, 0x5, 0x0)
r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x4c0241, 0x0)
ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201})
setsockopt$sock_int(r0, 0x1, 0x6, &(0x7f0000000240)=0xc, 0x4)
listen(r0, 0x800)
accept4(r0, 0x0, 0x0, 0x80000)
r2 = socket$kcm(0x2, 0xa, 0x2)
ioctl$SIOCSIFHWADDR(r2, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local})
write$tun(r1, &(0x7f0000000380)=ANY=[@ANYBLOB="1c0000f500000000000000862dfdff000000"], 0x78)
r3 = syz_genetlink_get_family_id$nl80211(&(0x7f00000001c0), 0xffffffffffffffff)
sendmsg$NL80211_CMD_GET_MPP(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x480a040}, 0xc, &(0x7f00000002c0)={&(0x7f0000000500)=ANY=[@ANYBLOB="5118671b227772c420315fdf84cc09d01042e40000000000000000", @ANYRES16=r3, @ANYBLOB="020025bd7000fddbdf256b0000000a001a0008021100000000000a00060008021100000000000a0006000802110000000000"], 0x38}, 0x1, 0x0, 0x0, 0x1}, 0x4000840)
socket$inet6_icmp(0xa, 0x2, 0x3a)
socket$nl_generic(0x10, 0x3, 0x10)
socket$kcm(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
r4 = socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000680), r4)
sendmsg$L2TP_CMD_TUNNEL_CREATE(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000640)={&(0x7f00000000c0)={0x3c, r5, 0x917, 0x0, 0xffffffe4, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x2}, @L2TP_ATTR_ENCAP_TYPE={0x6, 0x2, 0x1}, @L2TP_ATTR_PROTO_VERSION={0x5}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x1f8}, @L2TP_ATTR_FD={0x8, 0x17, @l2tp}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4044011}, 0x4000)
r6 = socket$pppl2tp(0x18, 0x1, 0x1)
ioctl$BTRFS_IOC_QGROUP_ASSIGN(r4, 0x40189429, &(0x7f0000000080)={0x0, 0xc6, 0xc08})
connect$pppl2tp(r6, &(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x3, 0xffffffffffffffff, {0x2, 0x0, @rand_addr=0x64010101}, 0x2}}, 0x2e)
syz_genetlink_get_family_id$l2tp(&(0x7f0000000440), r4)
r7 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r7, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setsockopt$inet6_tcp_TCP_MD5SIG-socket$kcm-openat$tun-ioctl$TUNSETIFF-setsockopt$sock_int-listen-accept4-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun-syz_genetlink_get_family_id$nl80211-sendmsg$NL80211_CMD_GET_MPP-socket$inet6_icmp-socket$nl_generic-socket$kcm-socket$nl_generic-socket$nl_generic-syz_genetlink_get_family_id$l2tp-sendmsg$L2TP_CMD_TUNNEL_CREATE-socket$pppl2tp-ioctl$BTRFS_IOC_QGROUP_ASSIGN-connect$pppl2tp-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
setsockopt$inet6_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, &(0x7f0000000300)={@in6={{0xa, 0x4e21, 0x5, @loopback, 0xa}}, 0x0, 0x0, 0x3d, 0x0, "bb02a3c364ca41d6e5415445244740bd4c0b42a21d7214bf92594925208a0e2f964e654dc534a6324d4993fcf19b2df3ee818a118a7c49462189316d8b6d2ccd00"}, 0xd8)
r0 = socket$kcm(0x23, 0x5, 0x0)
r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x4c0241, 0x0)
ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201})
setsockopt$sock_int(r0, 0x1, 0x6, &(0x7f0000000240)=0xc, 0x4)
listen(r0, 0x800)
accept4(r0, 0x0, 0x0, 0x80000)
r2 = socket$kcm(0x2, 0xa, 0x2)
ioctl$SIOCSIFHWADDR(r2, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local})
write$tun(r1, &(0x7f0000000380)=ANY=[@ANYBLOB="1c0000f500000000000000862dfdff000000"], 0x78)
r3 = syz_genetlink_get_family_id$nl80211(&(0x7f00000001c0), 0xffffffffffffffff)
sendmsg$NL80211_CMD_GET_MPP(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x480a040}, 0xc, &(0x7f00000002c0)={&(0x7f0000000500)=ANY=[@ANYBLOB="5118671b227772c420315fdf84cc09d01042e40000000000000000", @ANYRES16=r3, @ANYBLOB="020025bd7000fddbdf256b0000000a001a0008021100000000000a00060008021100000000000a0006000802110000000000"], 0x38}, 0x1, 0x0, 0x0, 0x1}, 0x4000840)
socket$inet6_icmp(0xa, 0x2, 0x3a)
socket$nl_generic(0x10, 0x3, 0x10)
r4 = socket$kcm(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
r5 = socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000680), r5)
sendmsg$L2TP_CMD_TUNNEL_CREATE(r5, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000640)={&(0x7f00000000c0)={0x3c, r6, 0x917, 0x0, 0xffffffe4, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x2}, @L2TP_ATTR_ENCAP_TYPE={0x6, 0x2, 0x1}, @L2TP_ATTR_PROTO_VERSION={0x5}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x1f8}, @L2TP_ATTR_FD={0x8, 0x17, @l2tp}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4044011}, 0x4000)
r7 = socket$pppl2tp(0x18, 0x1, 0x1)
ioctl$BTRFS_IOC_QGROUP_ASSIGN(r5, 0x40189429, &(0x7f0000000080)={0x0, 0xc6, 0xc08})
connect$pppl2tp(r7, &(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x3, 0xffffffffffffffff, {0x2, 0x0, @rand_addr=0x64010101}, 0x2}}, 0x2e)
sendmsg$inet(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
r8 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r8, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program crashed: inconsistent lock state in __sk_receive_skb
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setsockopt$inet6_tcp_TCP_MD5SIG-socket$kcm-openat$tun-ioctl$TUNSETIFF-setsockopt$sock_int-listen-accept4-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun-syz_genetlink_get_family_id$nl80211-sendmsg$NL80211_CMD_GET_MPP-socket$inet6_icmp-socket$nl_generic-socket$kcm-socket$nl_generic-socket$nl_generic-syz_genetlink_get_family_id$l2tp-sendmsg$L2TP_CMD_TUNNEL_CREATE-socket$pppl2tp-ioctl$BTRFS_IOC_QGROUP_ASSIGN-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
setsockopt$inet6_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, &(0x7f0000000300)={@in6={{0xa, 0x4e21, 0x5, @loopback, 0xa}}, 0x0, 0x0, 0x3d, 0x0, "bb02a3c364ca41d6e5415445244740bd4c0b42a21d7214bf92594925208a0e2f964e654dc534a6324d4993fcf19b2df3ee818a118a7c49462189316d8b6d2ccd00"}, 0xd8)
r0 = socket$kcm(0x23, 0x5, 0x0)
r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x4c0241, 0x0)
ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201})
setsockopt$sock_int(r0, 0x1, 0x6, &(0x7f0000000240)=0xc, 0x4)
listen(r0, 0x800)
accept4(r0, 0x0, 0x0, 0x80000)
r2 = socket$kcm(0x2, 0xa, 0x2)
ioctl$SIOCSIFHWADDR(r2, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local})
write$tun(r1, &(0x7f0000000380)=ANY=[@ANYBLOB="1c0000f500000000000000862dfdff000000"], 0x78)
r3 = syz_genetlink_get_family_id$nl80211(&(0x7f00000001c0), 0xffffffffffffffff)
sendmsg$NL80211_CMD_GET_MPP(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x480a040}, 0xc, &(0x7f00000002c0)={&(0x7f0000000500)=ANY=[@ANYBLOB="5118671b227772c420315fdf84cc09d01042e40000000000000000", @ANYRES16=r3, @ANYBLOB="020025bd7000fddbdf256b0000000a001a0008021100000000000a00060008021100000000000a0006000802110000000000"], 0x38}, 0x1, 0x0, 0x0, 0x1}, 0x4000840)
socket$inet6_icmp(0xa, 0x2, 0x3a)
socket$nl_generic(0x10, 0x3, 0x10)
r4 = socket$kcm(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
r5 = socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000680), r5)
sendmsg$L2TP_CMD_TUNNEL_CREATE(r5, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000640)={&(0x7f00000000c0)={0x3c, r6, 0x917, 0x0, 0xffffffe4, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x2}, @L2TP_ATTR_ENCAP_TYPE={0x6, 0x2, 0x1}, @L2TP_ATTR_PROTO_VERSION={0x5}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x1f8}, @L2TP_ATTR_FD={0x8, 0x17, @l2tp}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4044011}, 0x4000)
socket$pppl2tp(0x18, 0x1, 0x1)
ioctl$BTRFS_IOC_QGROUP_ASSIGN(r5, 0x40189429, &(0x7f0000000080)={0x0, 0xc6, 0xc08})
sendmsg$inet(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
r7 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r7, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program crashed: inconsistent lock state in __sk_receive_skb
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setsockopt$inet6_tcp_TCP_MD5SIG-socket$kcm-openat$tun-ioctl$TUNSETIFF-setsockopt$sock_int-listen-accept4-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun-syz_genetlink_get_family_id$nl80211-sendmsg$NL80211_CMD_GET_MPP-socket$inet6_icmp-socket$nl_generic-socket$kcm-socket$nl_generic-socket$nl_generic-syz_genetlink_get_family_id$l2tp-sendmsg$L2TP_CMD_TUNNEL_CREATE-socket$pppl2tp-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
setsockopt$inet6_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, &(0x7f0000000300)={@in6={{0xa, 0x4e21, 0x5, @loopback, 0xa}}, 0x0, 0x0, 0x3d, 0x0, "bb02a3c364ca41d6e5415445244740bd4c0b42a21d7214bf92594925208a0e2f964e654dc534a6324d4993fcf19b2df3ee818a118a7c49462189316d8b6d2ccd00"}, 0xd8)
r0 = socket$kcm(0x23, 0x5, 0x0)
r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x4c0241, 0x0)
ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201})
setsockopt$sock_int(r0, 0x1, 0x6, &(0x7f0000000240)=0xc, 0x4)
listen(r0, 0x800)
accept4(r0, 0x0, 0x0, 0x80000)
r2 = socket$kcm(0x2, 0xa, 0x2)
ioctl$SIOCSIFHWADDR(r2, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local})
write$tun(r1, &(0x7f0000000380)=ANY=[@ANYBLOB="1c0000f500000000000000862dfdff000000"], 0x78)
r3 = syz_genetlink_get_family_id$nl80211(&(0x7f00000001c0), 0xffffffffffffffff)
sendmsg$NL80211_CMD_GET_MPP(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x480a040}, 0xc, &(0x7f00000002c0)={&(0x7f0000000500)=ANY=[@ANYBLOB="5118671b227772c420315fdf84cc09d01042e40000000000000000", @ANYRES16=r3, @ANYBLOB="020025bd7000fddbdf256b0000000a001a0008021100000000000a00060008021100000000000a0006000802110000000000"], 0x38}, 0x1, 0x0, 0x0, 0x1}, 0x4000840)
socket$inet6_icmp(0xa, 0x2, 0x3a)
socket$nl_generic(0x10, 0x3, 0x10)
r4 = socket$kcm(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
r5 = socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000680), r5)
sendmsg$L2TP_CMD_TUNNEL_CREATE(r5, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000640)={&(0x7f00000000c0)={0x3c, r6, 0x917, 0x0, 0xffffffe4, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x2}, @L2TP_ATTR_ENCAP_TYPE={0x6, 0x2, 0x1}, @L2TP_ATTR_PROTO_VERSION={0x5}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x1f8}, @L2TP_ATTR_FD={0x8, 0x17, @l2tp}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4044011}, 0x4000)
socket$pppl2tp(0x18, 0x1, 0x1)
sendmsg$inet(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
r7 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r7, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program crashed: inconsistent lock state in __sk_receive_skb
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setsockopt$inet6_tcp_TCP_MD5SIG-socket$kcm-openat$tun-ioctl$TUNSETIFF-setsockopt$sock_int-listen-accept4-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun-syz_genetlink_get_family_id$nl80211-sendmsg$NL80211_CMD_GET_MPP-socket$inet6_icmp-socket$nl_generic-socket$kcm-socket$nl_generic-socket$nl_generic-syz_genetlink_get_family_id$l2tp-sendmsg$L2TP_CMD_TUNNEL_CREATE-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
setsockopt$inet6_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, &(0x7f0000000300)={@in6={{0xa, 0x4e21, 0x5, @loopback, 0xa}}, 0x0, 0x0, 0x3d, 0x0, "bb02a3c364ca41d6e5415445244740bd4c0b42a21d7214bf92594925208a0e2f964e654dc534a6324d4993fcf19b2df3ee818a118a7c49462189316d8b6d2ccd00"}, 0xd8)
r0 = socket$kcm(0x23, 0x5, 0x0)
r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x4c0241, 0x0)
ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201})
setsockopt$sock_int(r0, 0x1, 0x6, &(0x7f0000000240)=0xc, 0x4)
listen(r0, 0x800)
accept4(r0, 0x0, 0x0, 0x80000)
r2 = socket$kcm(0x2, 0xa, 0x2)
ioctl$SIOCSIFHWADDR(r2, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local})
write$tun(r1, &(0x7f0000000380)=ANY=[@ANYBLOB="1c0000f500000000000000862dfdff000000"], 0x78)
r3 = syz_genetlink_get_family_id$nl80211(&(0x7f00000001c0), 0xffffffffffffffff)
sendmsg$NL80211_CMD_GET_MPP(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x480a040}, 0xc, &(0x7f00000002c0)={&(0x7f0000000500)=ANY=[@ANYBLOB="5118671b227772c420315fdf84cc09d01042e40000000000000000", @ANYRES16=r3, @ANYBLOB="020025bd7000fddbdf256b0000000a001a0008021100000000000a00060008021100000000000a0006000802110000000000"], 0x38}, 0x1, 0x0, 0x0, 0x1}, 0x4000840)
socket$inet6_icmp(0xa, 0x2, 0x3a)
socket$nl_generic(0x10, 0x3, 0x10)
r4 = socket$kcm(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
r5 = socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000680), r5)
sendmsg$L2TP_CMD_TUNNEL_CREATE(r5, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000640)={&(0x7f00000000c0)={0x3c, r6, 0x917, 0x0, 0xffffffe4, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x2}, @L2TP_ATTR_ENCAP_TYPE={0x6, 0x2, 0x1}, @L2TP_ATTR_PROTO_VERSION={0x5}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x1f8}, @L2TP_ATTR_FD={0x8, 0x17, @l2tp}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4044011}, 0x4000)
sendmsg$inet(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
r7 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r7, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program crashed: inconsistent lock state in __sk_receive_skb
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setsockopt$inet6_tcp_TCP_MD5SIG-socket$kcm-openat$tun-ioctl$TUNSETIFF-setsockopt$sock_int-listen-accept4-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun-syz_genetlink_get_family_id$nl80211-sendmsg$NL80211_CMD_GET_MPP-socket$inet6_icmp-socket$nl_generic-socket$kcm-socket$nl_generic-socket$nl_generic-syz_genetlink_get_family_id$l2tp-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
setsockopt$inet6_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, &(0x7f0000000300)={@in6={{0xa, 0x4e21, 0x5, @loopback, 0xa}}, 0x0, 0x0, 0x3d, 0x0, "bb02a3c364ca41d6e5415445244740bd4c0b42a21d7214bf92594925208a0e2f964e654dc534a6324d4993fcf19b2df3ee818a118a7c49462189316d8b6d2ccd00"}, 0xd8)
r0 = socket$kcm(0x23, 0x5, 0x0)
r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x4c0241, 0x0)
ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201})
setsockopt$sock_int(r0, 0x1, 0x6, &(0x7f0000000240)=0xc, 0x4)
listen(r0, 0x800)
accept4(r0, 0x0, 0x0, 0x80000)
r2 = socket$kcm(0x2, 0xa, 0x2)
ioctl$SIOCSIFHWADDR(r2, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local})
write$tun(r1, &(0x7f0000000380)=ANY=[@ANYBLOB="1c0000f500000000000000862dfdff000000"], 0x78)
r3 = syz_genetlink_get_family_id$nl80211(&(0x7f00000001c0), 0xffffffffffffffff)
sendmsg$NL80211_CMD_GET_MPP(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x480a040}, 0xc, &(0x7f00000002c0)={&(0x7f0000000500)=ANY=[@ANYBLOB="5118671b227772c420315fdf84cc09d01042e40000000000000000", @ANYRES16=r3, @ANYBLOB="020025bd7000fddbdf256b0000000a001a0008021100000000000a00060008021100000000000a0006000802110000000000"], 0x38}, 0x1, 0x0, 0x0, 0x1}, 0x4000840)
socket$inet6_icmp(0xa, 0x2, 0x3a)
socket$nl_generic(0x10, 0x3, 0x10)
r4 = socket$kcm(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
r5 = socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$l2tp(&(0x7f0000000680), r5)
sendmsg$inet(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
r6 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r6, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program crashed: inconsistent lock state in __sk_receive_skb
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setsockopt$inet6_tcp_TCP_MD5SIG-socket$kcm-openat$tun-ioctl$TUNSETIFF-setsockopt$sock_int-listen-accept4-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun-syz_genetlink_get_family_id$nl80211-sendmsg$NL80211_CMD_GET_MPP-socket$inet6_icmp-socket$nl_generic-socket$kcm-socket$nl_generic-socket$nl_generic-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
setsockopt$inet6_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, &(0x7f0000000300)={@in6={{0xa, 0x4e21, 0x5, @loopback, 0xa}}, 0x0, 0x0, 0x3d, 0x0, "bb02a3c364ca41d6e5415445244740bd4c0b42a21d7214bf92594925208a0e2f964e654dc534a6324d4993fcf19b2df3ee818a118a7c49462189316d8b6d2ccd00"}, 0xd8)
r0 = socket$kcm(0x23, 0x5, 0x0)
r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x4c0241, 0x0)
ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201})
setsockopt$sock_int(r0, 0x1, 0x6, &(0x7f0000000240)=0xc, 0x4)
listen(r0, 0x800)
accept4(r0, 0x0, 0x0, 0x80000)
r2 = socket$kcm(0x2, 0xa, 0x2)
ioctl$SIOCSIFHWADDR(r2, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local})
write$tun(r1, &(0x7f0000000380)=ANY=[@ANYBLOB="1c0000f500000000000000862dfdff000000"], 0x78)
r3 = syz_genetlink_get_family_id$nl80211(&(0x7f00000001c0), 0xffffffffffffffff)
sendmsg$NL80211_CMD_GET_MPP(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x480a040}, 0xc, &(0x7f00000002c0)={&(0x7f0000000500)=ANY=[@ANYBLOB="5118671b227772c420315fdf84cc09d01042e40000000000000000", @ANYRES16=r3, @ANYBLOB="020025bd7000fddbdf256b0000000a001a0008021100000000000a00060008021100000000000a0006000802110000000000"], 0x38}, 0x1, 0x0, 0x0, 0x1}, 0x4000840)
socket$inet6_icmp(0xa, 0x2, 0x3a)
socket$nl_generic(0x10, 0x3, 0x10)
r4 = socket$kcm(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$inet(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
r5 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r5, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program crashed: inconsistent lock state in __sk_receive_skb
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setsockopt$inet6_tcp_TCP_MD5SIG-socket$kcm-openat$tun-ioctl$TUNSETIFF-setsockopt$sock_int-listen-accept4-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun-syz_genetlink_get_family_id$nl80211-sendmsg$NL80211_CMD_GET_MPP-socket$inet6_icmp-socket$nl_generic-socket$kcm-socket$nl_generic-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
setsockopt$inet6_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, &(0x7f0000000300)={@in6={{0xa, 0x4e21, 0x5, @loopback, 0xa}}, 0x0, 0x0, 0x3d, 0x0, "bb02a3c364ca41d6e5415445244740bd4c0b42a21d7214bf92594925208a0e2f964e654dc534a6324d4993fcf19b2df3ee818a118a7c49462189316d8b6d2ccd00"}, 0xd8)
r0 = socket$kcm(0x23, 0x5, 0x0)
r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x4c0241, 0x0)
ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201})
setsockopt$sock_int(r0, 0x1, 0x6, &(0x7f0000000240)=0xc, 0x4)
listen(r0, 0x800)
accept4(r0, 0x0, 0x0, 0x80000)
r2 = socket$kcm(0x2, 0xa, 0x2)
ioctl$SIOCSIFHWADDR(r2, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local})
write$tun(r1, &(0x7f0000000380)=ANY=[@ANYBLOB="1c0000f500000000000000862dfdff000000"], 0x78)
r3 = syz_genetlink_get_family_id$nl80211(&(0x7f00000001c0), 0xffffffffffffffff)
sendmsg$NL80211_CMD_GET_MPP(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x480a040}, 0xc, &(0x7f00000002c0)={&(0x7f0000000500)=ANY=[@ANYBLOB="5118671b227772c420315fdf84cc09d01042e40000000000000000", @ANYRES16=r3, @ANYBLOB="020025bd7000fddbdf256b0000000a001a0008021100000000000a00060008021100000000000a0006000802110000000000"], 0x38}, 0x1, 0x0, 0x0, 0x1}, 0x4000840)
socket$inet6_icmp(0xa, 0x2, 0x3a)
socket$nl_generic(0x10, 0x3, 0x10)
r4 = socket$kcm(0x10, 0x2, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$inet(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
r5 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r5, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program crashed: inconsistent lock state in __sk_receive_skb
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setsockopt$inet6_tcp_TCP_MD5SIG-socket$kcm-openat$tun-ioctl$TUNSETIFF-setsockopt$sock_int-listen-accept4-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun-syz_genetlink_get_family_id$nl80211-sendmsg$NL80211_CMD_GET_MPP-socket$inet6_icmp-socket$nl_generic-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
setsockopt$inet6_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, &(0x7f0000000300)={@in6={{0xa, 0x4e21, 0x5, @loopback, 0xa}}, 0x0, 0x0, 0x3d, 0x0, "bb02a3c364ca41d6e5415445244740bd4c0b42a21d7214bf92594925208a0e2f964e654dc534a6324d4993fcf19b2df3ee818a118a7c49462189316d8b6d2ccd00"}, 0xd8)
r0 = socket$kcm(0x23, 0x5, 0x0)
r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x4c0241, 0x0)
ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201})
setsockopt$sock_int(r0, 0x1, 0x6, &(0x7f0000000240)=0xc, 0x4)
listen(r0, 0x800)
accept4(r0, 0x0, 0x0, 0x80000)
r2 = socket$kcm(0x2, 0xa, 0x2)
ioctl$SIOCSIFHWADDR(r2, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local})
write$tun(r1, &(0x7f0000000380)=ANY=[@ANYBLOB="1c0000f500000000000000862dfdff000000"], 0x78)
r3 = syz_genetlink_get_family_id$nl80211(&(0x7f00000001c0), 0xffffffffffffffff)
sendmsg$NL80211_CMD_GET_MPP(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x480a040}, 0xc, &(0x7f00000002c0)={&(0x7f0000000500)=ANY=[@ANYBLOB="5118671b227772c420315fdf84cc09d01042e40000000000000000", @ANYRES16=r3, @ANYBLOB="020025bd7000fddbdf256b0000000a001a0008021100000000000a00060008021100000000000a0006000802110000000000"], 0x38}, 0x1, 0x0, 0x0, 0x1}, 0x4000840)
socket$inet6_icmp(0xa, 0x2, 0x3a)
socket$nl_generic(0x10, 0x3, 0x10)
r4 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
r5 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r5, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program crashed: inconsistent lock state in __sk_receive_skb
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setsockopt$inet6_tcp_TCP_MD5SIG-socket$kcm-openat$tun-ioctl$TUNSETIFF-setsockopt$sock_int-listen-accept4-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun-syz_genetlink_get_family_id$nl80211-sendmsg$NL80211_CMD_GET_MPP-socket$inet6_icmp-socket$nl_generic-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
setsockopt$inet6_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, &(0x7f0000000300)={@in6={{0xa, 0x4e21, 0x5, @loopback, 0xa}}, 0x0, 0x0, 0x3d, 0x0, "bb02a3c364ca41d6e5415445244740bd4c0b42a21d7214bf92594925208a0e2f964e654dc534a6324d4993fcf19b2df3ee818a118a7c49462189316d8b6d2ccd00"}, 0xd8)
r0 = socket$kcm(0x23, 0x5, 0x0)
r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x4c0241, 0x0)
ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201})
setsockopt$sock_int(r0, 0x1, 0x6, &(0x7f0000000240)=0xc, 0x4)
listen(r0, 0x800)
accept4(r0, 0x0, 0x0, 0x80000)
r2 = socket$kcm(0x2, 0xa, 0x2)
ioctl$SIOCSIFHWADDR(r2, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local})
write$tun(r1, &(0x7f0000000380)=ANY=[@ANYBLOB="1c0000f500000000000000862dfdff000000"], 0x78)
r3 = syz_genetlink_get_family_id$nl80211(&(0x7f00000001c0), 0xffffffffffffffff)
sendmsg$NL80211_CMD_GET_MPP(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x480a040}, 0xc, &(0x7f00000002c0)={&(0x7f0000000500)=ANY=[@ANYBLOB="5118671b227772c420315fdf84cc09d01042e40000000000000000", @ANYRES16=r3, @ANYBLOB="020025bd7000fddbdf256b0000000a001a0008021100000000000a00060008021100000000000a0006000802110000000000"], 0x38}, 0x1, 0x0, 0x0, 0x1}, 0x4000840)
socket$inet6_icmp(0xa, 0x2, 0x3a)
socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$inet(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
r4 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r4, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setsockopt$inet6_tcp_TCP_MD5SIG-socket$kcm-openat$tun-ioctl$TUNSETIFF-setsockopt$sock_int-listen-accept4-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun-syz_genetlink_get_family_id$nl80211-sendmsg$NL80211_CMD_GET_MPP-socket$inet6_icmp-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
setsockopt$inet6_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, &(0x7f0000000300)={@in6={{0xa, 0x4e21, 0x5, @loopback, 0xa}}, 0x0, 0x0, 0x3d, 0x0, "bb02a3c364ca41d6e5415445244740bd4c0b42a21d7214bf92594925208a0e2f964e654dc534a6324d4993fcf19b2df3ee818a118a7c49462189316d8b6d2ccd00"}, 0xd8)
r0 = socket$kcm(0x23, 0x5, 0x0)
r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x4c0241, 0x0)
ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201})
setsockopt$sock_int(r0, 0x1, 0x6, &(0x7f0000000240)=0xc, 0x4)
listen(r0, 0x800)
accept4(r0, 0x0, 0x0, 0x80000)
r2 = socket$kcm(0x2, 0xa, 0x2)
ioctl$SIOCSIFHWADDR(r2, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local})
write$tun(r1, &(0x7f0000000380)=ANY=[@ANYBLOB="1c0000f500000000000000862dfdff000000"], 0x78)
r3 = syz_genetlink_get_family_id$nl80211(&(0x7f00000001c0), 0xffffffffffffffff)
sendmsg$NL80211_CMD_GET_MPP(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x480a040}, 0xc, &(0x7f00000002c0)={&(0x7f0000000500)=ANY=[@ANYBLOB="5118671b227772c420315fdf84cc09d01042e40000000000000000", @ANYRES16=r3, @ANYBLOB="020025bd7000fddbdf256b0000000a001a0008021100000000000a00060008021100000000000a0006000802110000000000"], 0x38}, 0x1, 0x0, 0x0, 0x1}, 0x4000840)
socket$inet6_icmp(0xa, 0x2, 0x3a)
r4 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
r5 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r5, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program crashed: inconsistent lock state in __sk_receive_skb
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setsockopt$inet6_tcp_TCP_MD5SIG-socket$kcm-openat$tun-ioctl$TUNSETIFF-setsockopt$sock_int-listen-accept4-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun-syz_genetlink_get_family_id$nl80211-sendmsg$NL80211_CMD_GET_MPP-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
setsockopt$inet6_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, &(0x7f0000000300)={@in6={{0xa, 0x4e21, 0x5, @loopback, 0xa}}, 0x0, 0x0, 0x3d, 0x0, "bb02a3c364ca41d6e5415445244740bd4c0b42a21d7214bf92594925208a0e2f964e654dc534a6324d4993fcf19b2df3ee818a118a7c49462189316d8b6d2ccd00"}, 0xd8)
r0 = socket$kcm(0x23, 0x5, 0x0)
r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x4c0241, 0x0)
ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201})
setsockopt$sock_int(r0, 0x1, 0x6, &(0x7f0000000240)=0xc, 0x4)
listen(r0, 0x800)
accept4(r0, 0x0, 0x0, 0x80000)
r2 = socket$kcm(0x2, 0xa, 0x2)
ioctl$SIOCSIFHWADDR(r2, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local})
write$tun(r1, &(0x7f0000000380)=ANY=[@ANYBLOB="1c0000f500000000000000862dfdff000000"], 0x78)
r3 = syz_genetlink_get_family_id$nl80211(&(0x7f00000001c0), 0xffffffffffffffff)
sendmsg$NL80211_CMD_GET_MPP(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x480a040}, 0xc, &(0x7f00000002c0)={&(0x7f0000000500)=ANY=[@ANYBLOB="5118671b227772c420315fdf84cc09d01042e40000000000000000", @ANYRES16=r3, @ANYBLOB="020025bd7000fddbdf256b0000000a001a0008021100000000000a00060008021100000000000a0006000802110000000000"], 0x38}, 0x1, 0x0, 0x0, 0x1}, 0x4000840)
r4 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
r5 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r5, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program crashed: inconsistent lock state in __sk_receive_skb
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setsockopt$inet6_tcp_TCP_MD5SIG-socket$kcm-openat$tun-ioctl$TUNSETIFF-setsockopt$sock_int-listen-accept4-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun-syz_genetlink_get_family_id$nl80211-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
setsockopt$inet6_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, &(0x7f0000000300)={@in6={{0xa, 0x4e21, 0x5, @loopback, 0xa}}, 0x0, 0x0, 0x3d, 0x0, "bb02a3c364ca41d6e5415445244740bd4c0b42a21d7214bf92594925208a0e2f964e654dc534a6324d4993fcf19b2df3ee818a118a7c49462189316d8b6d2ccd00"}, 0xd8)
r0 = socket$kcm(0x23, 0x5, 0x0)
r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x4c0241, 0x0)
ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201})
setsockopt$sock_int(r0, 0x1, 0x6, &(0x7f0000000240)=0xc, 0x4)
listen(r0, 0x800)
accept4(r0, 0x0, 0x0, 0x80000)
r2 = socket$kcm(0x2, 0xa, 0x2)
ioctl$SIOCSIFHWADDR(r2, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local})
write$tun(r1, &(0x7f0000000380)=ANY=[@ANYBLOB="1c0000f500000000000000862dfdff000000"], 0x78)
syz_genetlink_get_family_id$nl80211(&(0x7f00000001c0), 0xffffffffffffffff)
r3 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r3, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
r4 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r4, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program crashed: inconsistent lock state in __sk_receive_skb
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setsockopt$inet6_tcp_TCP_MD5SIG-socket$kcm-openat$tun-ioctl$TUNSETIFF-setsockopt$sock_int-listen-accept4-socket$kcm-ioctl$SIOCSIFHWADDR-write$tun-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
setsockopt$inet6_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, &(0x7f0000000300)={@in6={{0xa, 0x4e21, 0x5, @loopback, 0xa}}, 0x0, 0x0, 0x3d, 0x0, "bb02a3c364ca41d6e5415445244740bd4c0b42a21d7214bf92594925208a0e2f964e654dc534a6324d4993fcf19b2df3ee818a118a7c49462189316d8b6d2ccd00"}, 0xd8)
r0 = socket$kcm(0x23, 0x5, 0x0)
r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x4c0241, 0x0)
ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201})
setsockopt$sock_int(r0, 0x1, 0x6, &(0x7f0000000240)=0xc, 0x4)
listen(r0, 0x800)
accept4(r0, 0x0, 0x0, 0x80000)
r2 = socket$kcm(0x2, 0xa, 0x2)
ioctl$SIOCSIFHWADDR(r2, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local})
write$tun(r1, &(0x7f0000000380)=ANY=[@ANYBLOB="1c0000f500000000000000862dfdff000000"], 0x78)
r3 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r3, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
r4 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r4, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program crashed: inconsistent lock state in __sk_receive_skb
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setsockopt$inet6_tcp_TCP_MD5SIG-socket$kcm-openat$tun-ioctl$TUNSETIFF-setsockopt$sock_int-listen-accept4-socket$kcm-ioctl$SIOCSIFHWADDR-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
setsockopt$inet6_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, &(0x7f0000000300)={@in6={{0xa, 0x4e21, 0x5, @loopback, 0xa}}, 0x0, 0x0, 0x3d, 0x0, "bb02a3c364ca41d6e5415445244740bd4c0b42a21d7214bf92594925208a0e2f964e654dc534a6324d4993fcf19b2df3ee818a118a7c49462189316d8b6d2ccd00"}, 0xd8)
r0 = socket$kcm(0x23, 0x5, 0x0)
r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x4c0241, 0x0)
ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201})
setsockopt$sock_int(r0, 0x1, 0x6, &(0x7f0000000240)=0xc, 0x4)
listen(r0, 0x800)
accept4(r0, 0x0, 0x0, 0x80000)
r2 = socket$kcm(0x2, 0xa, 0x2)
ioctl$SIOCSIFHWADDR(r2, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local})
r3 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r3, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
r4 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r4, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program crashed: inconsistent lock state in __sk_receive_skb
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setsockopt$inet6_tcp_TCP_MD5SIG-socket$kcm-openat$tun-ioctl$TUNSETIFF-setsockopt$sock_int-listen-accept4-socket$kcm-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
setsockopt$inet6_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, &(0x7f0000000300)={@in6={{0xa, 0x4e21, 0x5, @loopback, 0xa}}, 0x0, 0x0, 0x3d, 0x0, "bb02a3c364ca41d6e5415445244740bd4c0b42a21d7214bf92594925208a0e2f964e654dc534a6324d4993fcf19b2df3ee818a118a7c49462189316d8b6d2ccd00"}, 0xd8)
r0 = socket$kcm(0x23, 0x5, 0x0)
r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x4c0241, 0x0)
ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201})
setsockopt$sock_int(r0, 0x1, 0x6, &(0x7f0000000240)=0xc, 0x4)
listen(r0, 0x800)
accept4(r0, 0x0, 0x0, 0x80000)
socket$kcm(0x2, 0xa, 0x2)
r2 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r2, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
r3 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r3, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program crashed: inconsistent lock state in __sk_receive_skb
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setsockopt$inet6_tcp_TCP_MD5SIG-socket$kcm-openat$tun-ioctl$TUNSETIFF-setsockopt$sock_int-listen-accept4-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
setsockopt$inet6_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, &(0x7f0000000300)={@in6={{0xa, 0x4e21, 0x5, @loopback, 0xa}}, 0x0, 0x0, 0x3d, 0x0, "bb02a3c364ca41d6e5415445244740bd4c0b42a21d7214bf92594925208a0e2f964e654dc534a6324d4993fcf19b2df3ee818a118a7c49462189316d8b6d2ccd00"}, 0xd8)
r0 = socket$kcm(0x23, 0x5, 0x0)
r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x4c0241, 0x0)
ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201})
setsockopt$sock_int(r0, 0x1, 0x6, &(0x7f0000000240)=0xc, 0x4)
listen(r0, 0x800)
accept4(r0, 0x0, 0x0, 0x80000)
r2 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r2, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
r3 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r3, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program crashed: inconsistent lock state in __sk_receive_skb
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setsockopt$inet6_tcp_TCP_MD5SIG-socket$kcm-openat$tun-ioctl$TUNSETIFF-setsockopt$sock_int-listen-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
setsockopt$inet6_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, &(0x7f0000000300)={@in6={{0xa, 0x4e21, 0x5, @loopback, 0xa}}, 0x0, 0x0, 0x3d, 0x0, "bb02a3c364ca41d6e5415445244740bd4c0b42a21d7214bf92594925208a0e2f964e654dc534a6324d4993fcf19b2df3ee818a118a7c49462189316d8b6d2ccd00"}, 0xd8)
r0 = socket$kcm(0x23, 0x5, 0x0)
r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x4c0241, 0x0)
ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201})
setsockopt$sock_int(r0, 0x1, 0x6, &(0x7f0000000240)=0xc, 0x4)
listen(r0, 0x800)
r2 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r2, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
r3 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r3, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setsockopt$inet6_tcp_TCP_MD5SIG-socket$kcm-openat$tun-ioctl$TUNSETIFF-setsockopt$sock_int-accept4-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
setsockopt$inet6_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, &(0x7f0000000300)={@in6={{0xa, 0x4e21, 0x5, @loopback, 0xa}}, 0x0, 0x0, 0x3d, 0x0, "bb02a3c364ca41d6e5415445244740bd4c0b42a21d7214bf92594925208a0e2f964e654dc534a6324d4993fcf19b2df3ee818a118a7c49462189316d8b6d2ccd00"}, 0xd8)
r0 = socket$kcm(0x23, 0x5, 0x0)
r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x4c0241, 0x0)
ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201})
setsockopt$sock_int(r0, 0x1, 0x6, &(0x7f0000000240)=0xc, 0x4)
accept4(r0, 0x0, 0x0, 0x80000)
r2 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r2, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
r3 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r3, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setsockopt$inet6_tcp_TCP_MD5SIG-socket$kcm-openat$tun-ioctl$TUNSETIFF-listen-accept4-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
setsockopt$inet6_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, &(0x7f0000000300)={@in6={{0xa, 0x4e21, 0x5, @loopback, 0xa}}, 0x0, 0x0, 0x3d, 0x0, "bb02a3c364ca41d6e5415445244740bd4c0b42a21d7214bf92594925208a0e2f964e654dc534a6324d4993fcf19b2df3ee818a118a7c49462189316d8b6d2ccd00"}, 0xd8)
r0 = socket$kcm(0x23, 0x5, 0x0)
r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x4c0241, 0x0)
ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201})
listen(r0, 0x800)
accept4(r0, 0x0, 0x0, 0x80000)
r2 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r2, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
r3 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r3, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program crashed: inconsistent lock state in __sk_receive_skb
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setsockopt$inet6_tcp_TCP_MD5SIG-socket$kcm-openat$tun-listen-accept4-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
setsockopt$inet6_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, &(0x7f0000000300)={@in6={{0xa, 0x4e21, 0x5, @loopback, 0xa}}, 0x0, 0x0, 0x3d, 0x0, "bb02a3c364ca41d6e5415445244740bd4c0b42a21d7214bf92594925208a0e2f964e654dc534a6324d4993fcf19b2df3ee818a118a7c49462189316d8b6d2ccd00"}, 0xd8)
r0 = socket$kcm(0x23, 0x5, 0x0)
openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x4c0241, 0x0)
listen(r0, 0x800)
accept4(r0, 0x0, 0x0, 0x80000)
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
r2 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r2, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program crashed: inconsistent lock state in __sk_receive_skb
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setsockopt$inet6_tcp_TCP_MD5SIG-socket$kcm-listen-accept4-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
setsockopt$inet6_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, &(0x7f0000000300)={@in6={{0xa, 0x4e21, 0x5, @loopback, 0xa}}, 0x0, 0x0, 0x3d, 0x0, "bb02a3c364ca41d6e5415445244740bd4c0b42a21d7214bf92594925208a0e2f964e654dc534a6324d4993fcf19b2df3ee818a118a7c49462189316d8b6d2ccd00"}, 0xd8)
r0 = socket$kcm(0x23, 0x5, 0x0)
listen(r0, 0x800)
accept4(r0, 0x0, 0x0, 0x80000)
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
r2 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r2, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program crashed: inconsistent lock state in __sk_receive_skb
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setsockopt$inet6_tcp_TCP_MD5SIG-listen-accept4-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
setsockopt$inet6_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, &(0x7f0000000300)={@in6={{0xa, 0x4e21, 0x5, @loopback, 0xa}}, 0x0, 0x0, 0x3d, 0x0, "bb02a3c364ca41d6e5415445244740bd4c0b42a21d7214bf92594925208a0e2f964e654dc534a6324d4993fcf19b2df3ee818a118a7c49462189316d8b6d2ccd00"}, 0xd8)
listen(0xffffffffffffffff, 0x800)
accept4(0xffffffffffffffff, 0x0, 0x0, 0x80000)
r0 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
r1 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r1, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-accept4-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
r0 = socket$kcm(0x23, 0x5, 0x0)
listen(r0, 0x800)
accept4(r0, 0x0, 0x0, 0x80000)
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
r2 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r2, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program crashed: inconsistent lock state in __sk_receive_skb
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-accept4-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
r0 = socket$kcm(0x23, 0x5, 0x0)
listen(r0, 0x800)
accept4(r0, 0x0, 0x0, 0x80000)
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r1, 0x0, 0x240040c4)
r2 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r2, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-accept4-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
r0 = socket$kcm(0x23, 0x5, 0x0)
listen(r0, 0x800)
accept4(r0, 0x0, 0x0, 0x80000)
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r1, &(0x7f0000000440)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
r2 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r2, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-accept4-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
r0 = socket$kcm(0x23, 0x5, 0x0)
listen(r0, 0x800)
accept4(r0, 0x0, 0x0, 0x80000)
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{0x0}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
r2 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r2, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-accept4-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
r0 = socket$kcm(0x23, 0x5, 0x0)
listen(r0, 0x800)
accept4(r0, 0x0, 0x0, 0x80000)
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
r2 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r2, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-accept4-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
r0 = socket$kcm(0x23, 0x5, 0x0)
listen(r0, 0x800)
accept4(r0, 0x0, 0x0, 0x80000)
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
r2 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r2, 0x0, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-accept4-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
program crashed: inconsistent lock state in __sk_receive_skb
simplifying C reproducer
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-accept4-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
program did not crash
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-accept4-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
program crashed: inconsistent lock state in __sk_receive_skb
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-accept4-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
program did not crash
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-accept4-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
program crashed: inconsistent lock state in __sk_receive_skb
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-accept4-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
program did not crash
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-accept4-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
program crashed: inconsistent lock state in __sk_receive_skb
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-accept4-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
program crashed: inconsistent lock state in __sk_receive_skb
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-accept4-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
program crashed: inconsistent lock state in __sk_receive_skb
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-accept4-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
program crashed: inconsistent lock state in __sk_receive_skb
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-accept4-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
program crashed: inconsistent lock state in __sk_receive_skb
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-accept4-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
program crashed: inconsistent lock state in __sk_receive_skb
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-accept4-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
program crashed: inconsistent lock state in __sk_receive_skb
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-accept4-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
program crashed: inconsistent lock state in __sk_receive_skb
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-accept4-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
program crashed: inconsistent lock state in __sk_receive_skb
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:true UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-accept4-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
program crashed: inconsistent lock state in __sk_receive_skb
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-accept4-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
program crashed: inconsistent lock state in __sk_receive_skb
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-accept4-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
r0 = socket$kcm(0x23, 0x5, 0x0)
listen(r0, 0x800)
accept4(r0, 0x0, 0x0, 0x80000)
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
r2 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r2, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program crashed: inconsistent lock state in __sk_receive_skb
validation run: crashed=true
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-accept4-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
r0 = socket$kcm(0x23, 0x5, 0x0)
listen(r0, 0x800)
accept4(r0, 0x0, 0x0, 0x80000)
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
r2 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r2, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program crashed: inconsistent lock state in __sk_receive_skb
validation run: crashed=true
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$kcm-listen-accept4-socket$kcm-sendmsg$inet-socket$phonet_pipe-connect$phonet_pipe
detailed listing:
executing program 0:
r0 = socket$kcm(0x23, 0x5, 0x0)
listen(r0, 0x800)
accept4(r0, 0x0, 0x0, 0x80000)
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$inet(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000200)="5c00000014006b05c84e21000ab16d6e230675f811000000440002005817d30461bc24eeb556a7ef595105ea1698fa51f60a64c9f408000000e786a6d0bdbdc3d44bd70011b6c0504bb9189d9193e9bd00"/92, 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x240040c4)
r2 = socket$phonet_pipe(0x23, 0x5, 0x2)
connect$phonet_pipe(r2, &(0x7f0000000040)={0x23, 0x0, 0x58}, 0x10)

program crashed: inconsistent lock state in __sk_receive_skb
validation run: crashed=true
reproducing took 1h18m8.78411016s
repro crashed as (corrupted=false):
================================
WARNING: inconsistent lock state
syzkaller #0 Not tainted
--------------------------------
inconsistent {IN-SOFTIRQ-W} -> {SOFTIRQ-ON-W} usage.
syz.0.41/5572 [HC0[0]:SC0[0]:HE1:SE1] takes:
ffff88804320a8e0 (slock-AF_PHONET/1){+.?.}-{3:3}, at: __sk_receive_skb+0x23c/0xa90 net/core/sock.c:570
{IN-SOFTIRQ-W} state was registered at:
  lock_acquire+0xf0/0x2e0 kernel/locking/lockdep.c:5868
  _raw_spin_lock_nested+0x32/0x50 kernel/locking/spinlock.c:378
  __sk_receive_skb+0x23c/0xa90 net/core/sock.c:570
  sk_receive_skb include/net/sock.h:2019 [inline]
  pep_do_rcv+0x685/0xaa0 net/phonet/pep.c:675
  sk_backlog_rcv include/net/sock.h:1185 [inline]
  __sk_receive_skb+0xa07/0xa90 net/core/sock.c:579
  sk_receive_skb include/net/sock.h:2019 [inline]
  phonet_rcv+0x781/0xc40 net/phonet/af_phonet.c:-1
  __netif_receive_skb_one_core net/core/dev.c:6164 [inline]
  __netif_receive_skb net/core/dev.c:6277 [inline]
  process_backlog+0xc66/0x1950 net/core/dev.c:6628
  __napi_poll+0xae/0x340 net/core/dev.c:7692
  napi_poll net/core/dev.c:7755 [inline]
  net_rx_action+0x627/0xf70 net/core/dev.c:7912
  handle_softirqs+0x22a/0x870 kernel/softirq.c:622
  do_softirq+0x76/0xd0 kernel/softirq.c:523
  __local_bh_enable_ip+0xf8/0x130 kernel/softirq.c:450
  local_bh_enable include/linux/bottom_half.h:33 [inline]
  netif_rx+0x83/0x90 net/core/dev.c:5730
  pn_send+0x62a/0x8e0 net/phonet/af_phonet.c:185
  pn_skb_send+0x218/0x510 net/phonet/af_phonet.c:272
  pep_indicate net/phonet/pep.c:123 [inline]
  pipe_handler_send_created_ind net/phonet/pep.c:155 [inline]
  pep_connresp_rcv net/phonet/pep.c:521 [inline]
  pipe_handler_do_rcv+0x165a/0x2030 net/phonet/pep.c:587
  pep_do_rcv+0x5d6/0xaa0 net/phonet/pep.c:708
  sk_backlog_rcv include/net/sock.h:1185 [inline]
  __release_sock+0x297/0x3a0 net/core/sock.c:3213
  release_sock+0x5f/0x1f0 net/core/sock.c:3795
  pn_socket_connect+0x713/0xba0 net/phonet/socket.c:276
  __sys_connect_file net/socket.c:2089 [inline]
  __sys_connect+0x312/0x450 net/socket.c:2108
  __do_sys_connect net/socket.c:2114 [inline]
  __se_sys_connect net/socket.c:2111 [inline]
  __x64_sys_connect+0x7a/0x90 net/socket.c:2111
  do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
  do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94
  entry_SYSCALL_64_after_hwframe+0x77/0x7f
irq event stamp: 321
hardirqs last  enabled at (321): [<ffffffff8187f340>] __local_bh_enable_ip+0xd0/0x130 kernel/softirq.c:455
hardirqs last disabled at (319): [<ffffffff8187f2e1>] __local_bh_enable_ip+0x71/0x130 kernel/softirq.c:432
softirqs last  enabled at (320): [<ffffffff89752b52>] spin_unlock_bh include/linux/spinlock.h:395 [inline]
softirqs last  enabled at (320): [<ffffffff89752b52>] __release_sock+0xa2/0x3a0 net/core/sock.c:3206
softirqs last disabled at (318): [<ffffffff8973f58f>] spin_lock_bh include/linux/spinlock.h:347 [inline]
softirqs last disabled at (318): [<ffffffff8973f58f>] release_sock+0x2f/0x1f0 net/core/sock.c:3793

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

       CPU0
       ----
  lock(slock-AF_PHONET/1);
  <Interrupt>
    lock(slock-AF_PHONET/1);

 *** DEADLOCK ***

1 lock held by syz.0.41/5572:
 #0: ffff88804320b660 (sk_lock-AF_PHONET){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1709 [inline]
 #0: ffff88804320b660 (sk_lock-AF_PHONET){+.+.}-{0:0}, at: pep_sock_accept+0x111/0x1410 net/phonet/pep.c:780

stack backtrace:
CPU: 0 UID: 0 PID: 5572 Comm: syz.0.41 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0xe8/0x150 lib/dump_stack.c:120
 print_usage_bug+0x28b/0x2e0 kernel/locking/lockdep.c:4042
 valid_state kernel/locking/lockdep.c:4056 [inline]
 mark_lock_irq+0x410/0x420 kernel/locking/lockdep.c:-1
 mark_lock+0x115/0x190 kernel/locking/lockdep.c:4753
 mark_usage kernel/locking/lockdep.c:-1 [inline]
 __lock_acquire+0x9f9/0x2cf0 kernel/locking/lockdep.c:5191
 lock_acquire+0xf0/0x2e0 kernel/locking/lockdep.c:5868
 _raw_spin_lock_nested+0x32/0x50 kernel/locking/spinlock.c:378
 __sk_receive_skb+0x23c/0xa90 net/core/sock.c:570
 sk_receive_skb include/net/sock.h:2019 [inline]
 pep_do_rcv+0x685/0xaa0 net/phonet/pep.c:675
 sk_backlog_rcv include/net/sock.h:1185 [inline]
 __release_sock+0x297/0x3a0 net/core/sock.c:3213
 release_sock+0x5f/0x1f0 net/core/sock.c:3795
 pep_sock_accept+0xed3/0x1410 net/phonet/pep.c:879
 pn_socket_accept+0xc9/0x2e0 net/phonet/socket.c:303
 do_accept+0x521/0x760 net/socket.c:1988
 __sys_accept4_file net/socket.c:2022 [inline]
 __sys_accept4+0x139/0x230 net/socket.c:2044
 __do_sys_accept4 net/socket.c:2051 [inline]
 __se_sys_accept4 net/socket.c:2048 [inline]
 __x64_sys_accept4+0x9a/0xb0 net/socket.c:2048
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff5b799c799
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ff5b882c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000120
RAX: ffffffffffffffda RBX: 00007ff5b7c15fa0 RCX: 00007ff5b799c799
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 00007ff5b7a32bd9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000080000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ff5b7c16038 R14: 00007ff5b7c15fa0 R15: 00007ffdb86b3188
 </TASK>

final repro crashed as (corrupted=false):
================================
WARNING: inconsistent lock state
syzkaller #0 Not tainted
--------------------------------
inconsistent {IN-SOFTIRQ-W} -> {SOFTIRQ-ON-W} usage.
syz.0.41/5572 [HC0[0]:SC0[0]:HE1:SE1] takes:
ffff88804320a8e0 (slock-AF_PHONET/1){+.?.}-{3:3}, at: __sk_receive_skb+0x23c/0xa90 net/core/sock.c:570
{IN-SOFTIRQ-W} state was registered at:
  lock_acquire+0xf0/0x2e0 kernel/locking/lockdep.c:5868
  _raw_spin_lock_nested+0x32/0x50 kernel/locking/spinlock.c:378
  __sk_receive_skb+0x23c/0xa90 net/core/sock.c:570
  sk_receive_skb include/net/sock.h:2019 [inline]
  pep_do_rcv+0x685/0xaa0 net/phonet/pep.c:675
  sk_backlog_rcv include/net/sock.h:1185 [inline]
  __sk_receive_skb+0xa07/0xa90 net/core/sock.c:579
  sk_receive_skb include/net/sock.h:2019 [inline]
  phonet_rcv+0x781/0xc40 net/phonet/af_phonet.c:-1
  __netif_receive_skb_one_core net/core/dev.c:6164 [inline]
  __netif_receive_skb net/core/dev.c:6277 [inline]
  process_backlog+0xc66/0x1950 net/core/dev.c:6628
  __napi_poll+0xae/0x340 net/core/dev.c:7692
  napi_poll net/core/dev.c:7755 [inline]
  net_rx_action+0x627/0xf70 net/core/dev.c:7912
  handle_softirqs+0x22a/0x870 kernel/softirq.c:622
  do_softirq+0x76/0xd0 kernel/softirq.c:523
  __local_bh_enable_ip+0xf8/0x130 kernel/softirq.c:450
  local_bh_enable include/linux/bottom_half.h:33 [inline]
  netif_rx+0x83/0x90 net/core/dev.c:5730
  pn_send+0x62a/0x8e0 net/phonet/af_phonet.c:185
  pn_skb_send+0x218/0x510 net/phonet/af_phonet.c:272
  pep_indicate net/phonet/pep.c:123 [inline]
  pipe_handler_send_created_ind net/phonet/pep.c:155 [inline]
  pep_connresp_rcv net/phonet/pep.c:521 [inline]
  pipe_handler_do_rcv+0x165a/0x2030 net/phonet/pep.c:587
  pep_do_rcv+0x5d6/0xaa0 net/phonet/pep.c:708
  sk_backlog_rcv include/net/sock.h:1185 [inline]
  __release_sock+0x297/0x3a0 net/core/sock.c:3213
  release_sock+0x5f/0x1f0 net/core/sock.c:3795
  pn_socket_connect+0x713/0xba0 net/phonet/socket.c:276
  __sys_connect_file net/socket.c:2089 [inline]
  __sys_connect+0x312/0x450 net/socket.c:2108
  __do_sys_connect net/socket.c:2114 [inline]
  __se_sys_connect net/socket.c:2111 [inline]
  __x64_sys_connect+0x7a/0x90 net/socket.c:2111
  do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
  do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94
  entry_SYSCALL_64_after_hwframe+0x77/0x7f
irq event stamp: 321
hardirqs last  enabled at (321): [<ffffffff8187f340>] __local_bh_enable_ip+0xd0/0x130 kernel/softirq.c:455
hardirqs last disabled at (319): [<ffffffff8187f2e1>] __local_bh_enable_ip+0x71/0x130 kernel/softirq.c:432
softirqs last  enabled at (320): [<ffffffff89752b52>] spin_unlock_bh include/linux/spinlock.h:395 [inline]
softirqs last  enabled at (320): [<ffffffff89752b52>] __release_sock+0xa2/0x3a0 net/core/sock.c:3206
softirqs last disabled at (318): [<ffffffff8973f58f>] spin_lock_bh include/linux/spinlock.h:347 [inline]
softirqs last disabled at (318): [<ffffffff8973f58f>] release_sock+0x2f/0x1f0 net/core/sock.c:3793

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

       CPU0
       ----
  lock(slock-AF_PHONET/1);
  <Interrupt>
    lock(slock-AF_PHONET/1);

 *** DEADLOCK ***

1 lock held by syz.0.41/5572:
 #0: ffff88804320b660 (sk_lock-AF_PHONET){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1709 [inline]
 #0: ffff88804320b660 (sk_lock-AF_PHONET){+.+.}-{0:0}, at: pep_sock_accept+0x111/0x1410 net/phonet/pep.c:780

stack backtrace:
CPU: 0 UID: 0 PID: 5572 Comm: syz.0.41 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0xe8/0x150 lib/dump_stack.c:120
 print_usage_bug+0x28b/0x2e0 kernel/locking/lockdep.c:4042
 valid_state kernel/locking/lockdep.c:4056 [inline]
 mark_lock_irq+0x410/0x420 kernel/locking/lockdep.c:-1
 mark_lock+0x115/0x190 kernel/locking/lockdep.c:4753
 mark_usage kernel/locking/lockdep.c:-1 [inline]
 __lock_acquire+0x9f9/0x2cf0 kernel/locking/lockdep.c:5191
 lock_acquire+0xf0/0x2e0 kernel/locking/lockdep.c:5868
 _raw_spin_lock_nested+0x32/0x50 kernel/locking/spinlock.c:378
 __sk_receive_skb+0x23c/0xa90 net/core/sock.c:570
 sk_receive_skb include/net/sock.h:2019 [inline]
 pep_do_rcv+0x685/0xaa0 net/phonet/pep.c:675
 sk_backlog_rcv include/net/sock.h:1185 [inline]
 __release_sock+0x297/0x3a0 net/core/sock.c:3213
 release_sock+0x5f/0x1f0 net/core/sock.c:3795
 pep_sock_accept+0xed3/0x1410 net/phonet/pep.c:879
 pn_socket_accept+0xc9/0x2e0 net/phonet/socket.c:303
 do_accept+0x521/0x760 net/socket.c:1988
 __sys_accept4_file net/socket.c:2022 [inline]
 __sys_accept4+0x139/0x230 net/socket.c:2044
 __do_sys_accept4 net/socket.c:2051 [inline]
 __se_sys_accept4 net/socket.c:2048 [inline]
 __x64_sys_accept4+0x9a/0xb0 net/socket.c:2048
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff5b799c799
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ff5b882c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000120
RAX: ffffffffffffffda RBX: 00007ff5b7c15fa0 RCX: 00007ff5b799c799
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 00007ff5b7a32bd9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000080000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ff5b7c16038 R14: 00007ff5b7c15fa0 R15: 00007ffdb86b3188
 </TASK>