Extracting prog: 1m9.827282674s
Minimizing prog: 2h6m45.215268601s
Simplifying prog options: 13m34.580943098s
Extracting C: 6m13.541586044s
Simplifying C: 0s


extracting reproducer from 35 programs
testing a last program of every proc
single: executing 10 programs separately with timeout 6m0s
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$packet-setsockopt$packet_fanout-setsockopt$packet_fanout_data-socket-socket$nl_generic-syz_genetlink_get_family_id$batadv-socket$nl_netfilter-sendmsg$IPSET_CMD_TYPE-socket-sendmsg$nl_route-recvmmsg$unix-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-mmap-writev-bind$inet-sendmsg$alg-socket$igmp-socket$pppl2tp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000180)={0xfbfb, 0x7}, 0x4)
setsockopt$packet_fanout_data(r0, 0x107, 0x16, 0x0, 0x4)
r1 = socket(0x40000000015, 0x5, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$batadv(&(0x7f0000000180), 0xffffffffffffffff)
r4 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_TYPE(r4, &(0x7f0000001800)={0x0, 0x0, &(0x7f00000017c0)={&(0x7f0000001740)={0x38, 0xd, 0x6, 0x201, 0x0, 0x0, {}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_FAMILY={0x5}, @IPSET_ATTR_TYPENAME={0x12, 0x3, 'bitmap:ip,mac\x00'}]}, 0x38}}, 0x0)
r5 = socket(0x10, 0x80002, 0x0)
sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000100)=ANY=[@ANYBLOB="1c0000005e00679a3601ffc4910700004f78d4c1a0731cccff"], 0x1c}}, 0x0)
recvmmsg$unix(r5, &(0x7f0000002380)=[{{0x0, 0x4000000, &(0x7f0000001340)=[{&(0x7f00000002c0)=""/4096, 0xecc}], 0x1}}], 0x8, 0x0, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r2, 0x8933, &(0x7f0000000180)={'batadv0\x00', <r6=>0x0})
sendmsg$BATADV_CMD_SET_MESH(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000640)={&(0x7f0000000680)=ANY=[@ANYRES32=0x0, @ANYRES16=r3, @ANYBLOB="010027bd7000000300", @ANYRES32=r6, @ANYBLOB="050038000000000008003c0081000000"], 0x2c}, 0x1, 0x0, 0x0, 0x20008040}, 0x4000)
connect$inet(r1, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10)
r7 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
r8 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700)
write$cgroup_int(r8, &(0x7f0000000200), 0x806000)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(r8, 0x40305829, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x9ffffc})
mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1, 0x12, r7, 0x7ca8e000)
writev(r8, &(0x7f0000000080)=[{0x0}], 0x1)
bind$inet(r1, &(0x7f0000000340)={0x2, 0x0, @loopback}, 0x57)
sendmsg$alg(r1, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="1800000000000000170100000200000000000000000000001800000000000000140100"], 0x30}, 0x0)
socket$igmp(0x2, 0x3, 0x2)
r9 = socket$pppl2tp(0x18, 0x1, 0x1)
ioctl$SIOCSIFMTU(r9, 0x8922, &(0x7f0000000080)={'vlan0\x00', 0x6})

program crashed: possible deadlock in lapbeth_device_event
single: successfully extracted reproducer
found reproducer with 26 syscalls
minimizing guilty program
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$packet-setsockopt$packet_fanout-setsockopt$packet_fanout_data-socket-socket$nl_generic-syz_genetlink_get_family_id$batadv-socket$nl_netfilter-sendmsg$IPSET_CMD_TYPE-socket-sendmsg$nl_route-recvmmsg$unix-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-mmap-writev-bind$inet-sendmsg$alg-socket$igmp-socket$pppl2tp
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000180)={0xfbfb, 0x7}, 0x4)
setsockopt$packet_fanout_data(r0, 0x107, 0x16, 0x0, 0x4)
r1 = socket(0x40000000015, 0x5, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$batadv(&(0x7f0000000180), 0xffffffffffffffff)
r4 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_TYPE(r4, &(0x7f0000001800)={0x0, 0x0, &(0x7f00000017c0)={&(0x7f0000001740)={0x38, 0xd, 0x6, 0x201, 0x0, 0x0, {}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_FAMILY={0x5}, @IPSET_ATTR_TYPENAME={0x12, 0x3, 'bitmap:ip,mac\x00'}]}, 0x38}}, 0x0)
r5 = socket(0x10, 0x80002, 0x0)
sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000100)=ANY=[@ANYBLOB="1c0000005e00679a3601ffc4910700004f78d4c1a0731cccff"], 0x1c}}, 0x0)
recvmmsg$unix(r5, &(0x7f0000002380)=[{{0x0, 0x4000000, &(0x7f0000001340)=[{&(0x7f00000002c0)=""/4096, 0xecc}], 0x1}}], 0x8, 0x0, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r2, 0x8933, &(0x7f0000000180)={'batadv0\x00', <r6=>0x0})
sendmsg$BATADV_CMD_SET_MESH(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000640)={&(0x7f0000000680)=ANY=[@ANYRES32=0x0, @ANYRES16=r3, @ANYBLOB="010027bd7000000300", @ANYRES32=r6, @ANYBLOB="050038000000000008003c0081000000"], 0x2c}, 0x1, 0x0, 0x0, 0x20008040}, 0x4000)
connect$inet(r1, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10)
r7 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
r8 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700)
write$cgroup_int(r8, &(0x7f0000000200), 0x806000)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(r8, 0x40305829, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x9ffffc})
mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1, 0x12, r7, 0x7ca8e000)
writev(r8, &(0x7f0000000080)=[{0x0}], 0x1)
bind$inet(r1, &(0x7f0000000340)={0x2, 0x0, @loopback}, 0x57)
sendmsg$alg(r1, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="1800000000000000170100000200000000000000000000001800000000000000140100"], 0x30}, 0x0)
socket$igmp(0x2, 0x3, 0x2)
socket$pppl2tp(0x18, 0x1, 0x1)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$packet-setsockopt$packet_fanout-setsockopt$packet_fanout_data-socket-socket$nl_generic-syz_genetlink_get_family_id$batadv-socket$nl_netfilter-sendmsg$IPSET_CMD_TYPE-socket-sendmsg$nl_route-recvmmsg$unix-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-mmap-writev-bind$inet-sendmsg$alg-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000180)={0xfbfb, 0x7}, 0x4)
setsockopt$packet_fanout_data(r0, 0x107, 0x16, 0x0, 0x4)
r1 = socket(0x40000000015, 0x5, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$batadv(&(0x7f0000000180), 0xffffffffffffffff)
r4 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_TYPE(r4, &(0x7f0000001800)={0x0, 0x0, &(0x7f00000017c0)={&(0x7f0000001740)={0x38, 0xd, 0x6, 0x201, 0x0, 0x0, {}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_FAMILY={0x5}, @IPSET_ATTR_TYPENAME={0x12, 0x3, 'bitmap:ip,mac\x00'}]}, 0x38}}, 0x0)
r5 = socket(0x10, 0x80002, 0x0)
sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000100)=ANY=[@ANYBLOB="1c0000005e00679a3601ffc4910700004f78d4c1a0731cccff"], 0x1c}}, 0x0)
recvmmsg$unix(r5, &(0x7f0000002380)=[{{0x0, 0x4000000, &(0x7f0000001340)=[{&(0x7f00000002c0)=""/4096, 0xecc}], 0x1}}], 0x8, 0x0, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r2, 0x8933, &(0x7f0000000180)={'batadv0\x00', <r6=>0x0})
sendmsg$BATADV_CMD_SET_MESH(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000640)={&(0x7f0000000680)=ANY=[@ANYRES32=0x0, @ANYRES16=r3, @ANYBLOB="010027bd7000000300", @ANYRES32=r6, @ANYBLOB="050038000000000008003c0081000000"], 0x2c}, 0x1, 0x0, 0x0, 0x20008040}, 0x4000)
connect$inet(r1, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10)
r7 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
r8 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700)
write$cgroup_int(r8, &(0x7f0000000200), 0x806000)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(r8, 0x40305829, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x9ffffc})
mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1, 0x12, r7, 0x7ca8e000)
writev(r8, &(0x7f0000000080)=[{0x0}], 0x1)
bind$inet(r1, &(0x7f0000000340)={0x2, 0x0, @loopback}, 0x57)
sendmsg$alg(r1, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="1800000000000000170100000200000000000000000000001800000000000000140100"], 0x30}, 0x0)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, &(0x7f0000000080)={'vlan0\x00', 0x6})

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$packet-setsockopt$packet_fanout-setsockopt$packet_fanout_data-socket-socket$nl_generic-syz_genetlink_get_family_id$batadv-socket$nl_netfilter-sendmsg$IPSET_CMD_TYPE-socket-sendmsg$nl_route-recvmmsg$unix-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-mmap-writev-bind$inet-sendmsg$alg-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000180)={0xfbfb, 0x7}, 0x4)
setsockopt$packet_fanout_data(r0, 0x107, 0x16, 0x0, 0x4)
r1 = socket(0x40000000015, 0x5, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$batadv(&(0x7f0000000180), 0xffffffffffffffff)
r4 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_TYPE(r4, &(0x7f0000001800)={0x0, 0x0, &(0x7f00000017c0)={&(0x7f0000001740)={0x38, 0xd, 0x6, 0x201, 0x0, 0x0, {}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_FAMILY={0x5}, @IPSET_ATTR_TYPENAME={0x12, 0x3, 'bitmap:ip,mac\x00'}]}, 0x38}}, 0x0)
r5 = socket(0x10, 0x80002, 0x0)
sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000100)=ANY=[@ANYBLOB="1c0000005e00679a3601ffc4910700004f78d4c1a0731cccff"], 0x1c}}, 0x0)
recvmmsg$unix(r5, &(0x7f0000002380)=[{{0x0, 0x4000000, &(0x7f0000001340)=[{&(0x7f00000002c0)=""/4096, 0xecc}], 0x1}}], 0x8, 0x0, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r2, 0x8933, &(0x7f0000000180)={'batadv0\x00', <r6=>0x0})
sendmsg$BATADV_CMD_SET_MESH(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000640)={&(0x7f0000000680)=ANY=[@ANYRES32=0x0, @ANYRES16=r3, @ANYBLOB="010027bd7000000300", @ANYRES32=r6, @ANYBLOB="050038000000000008003c0081000000"], 0x2c}, 0x1, 0x0, 0x0, 0x20008040}, 0x4000)
connect$inet(r1, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10)
r7 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
r8 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700)
write$cgroup_int(r8, &(0x7f0000000200), 0x806000)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(r8, 0x40305829, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x9ffffc})
mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1, 0x12, r7, 0x7ca8e000)
writev(r8, &(0x7f0000000080)=[{0x0}], 0x1)
bind$inet(r1, &(0x7f0000000340)={0x2, 0x0, @loopback}, 0x57)
sendmsg$alg(r1, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="1800000000000000170100000200000000000000000000001800000000000000140100"], 0x30}, 0x0)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, &(0x7f0000000080)={'vlan0\x00', 0x6})

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$packet-setsockopt$packet_fanout-setsockopt$packet_fanout_data-socket-socket$nl_generic-syz_genetlink_get_family_id$batadv-socket$nl_netfilter-sendmsg$IPSET_CMD_TYPE-socket-sendmsg$nl_route-recvmmsg$unix-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-mmap-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000180)={0xfbfb, 0x7}, 0x4)
setsockopt$packet_fanout_data(r0, 0x107, 0x16, 0x0, 0x4)
r1 = socket(0x40000000015, 0x5, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$batadv(&(0x7f0000000180), 0xffffffffffffffff)
r4 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_TYPE(r4, &(0x7f0000001800)={0x0, 0x0, &(0x7f00000017c0)={&(0x7f0000001740)={0x38, 0xd, 0x6, 0x201, 0x0, 0x0, {}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_FAMILY={0x5}, @IPSET_ATTR_TYPENAME={0x12, 0x3, 'bitmap:ip,mac\x00'}]}, 0x38}}, 0x0)
r5 = socket(0x10, 0x80002, 0x0)
sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000100)=ANY=[@ANYBLOB="1c0000005e00679a3601ffc4910700004f78d4c1a0731cccff"], 0x1c}}, 0x0)
recvmmsg$unix(r5, &(0x7f0000002380)=[{{0x0, 0x4000000, &(0x7f0000001340)=[{&(0x7f00000002c0)=""/4096, 0xecc}], 0x1}}], 0x8, 0x0, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r2, 0x8933, &(0x7f0000000180)={'batadv0\x00', <r6=>0x0})
sendmsg$BATADV_CMD_SET_MESH(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000640)={&(0x7f0000000680)=ANY=[@ANYRES32=0x0, @ANYRES16=r3, @ANYBLOB="010027bd7000000300", @ANYRES32=r6, @ANYBLOB="050038000000000008003c0081000000"], 0x2c}, 0x1, 0x0, 0x0, 0x20008040}, 0x4000)
connect$inet(r1, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10)
r7 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
r8 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700)
write$cgroup_int(r8, &(0x7f0000000200), 0x806000)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(r8, 0x40305829, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x9ffffc})
mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1, 0x12, r7, 0x7ca8e000)
writev(r8, &(0x7f0000000080)=[{0x0}], 0x1)
bind$inet(r1, &(0x7f0000000340)={0x2, 0x0, @loopback}, 0x57)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, &(0x7f0000000080)={'vlan0\x00', 0x6})

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$packet-setsockopt$packet_fanout-setsockopt$packet_fanout_data-socket-socket$nl_generic-syz_genetlink_get_family_id$batadv-socket$nl_netfilter-sendmsg$IPSET_CMD_TYPE-socket-sendmsg$nl_route-recvmmsg$unix-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-mmap-writev-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000180)={0xfbfb, 0x7}, 0x4)
setsockopt$packet_fanout_data(r0, 0x107, 0x16, 0x0, 0x4)
r1 = socket(0x40000000015, 0x5, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$batadv(&(0x7f0000000180), 0xffffffffffffffff)
r4 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_TYPE(r4, &(0x7f0000001800)={0x0, 0x0, &(0x7f00000017c0)={&(0x7f0000001740)={0x38, 0xd, 0x6, 0x201, 0x0, 0x0, {}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_FAMILY={0x5}, @IPSET_ATTR_TYPENAME={0x12, 0x3, 'bitmap:ip,mac\x00'}]}, 0x38}}, 0x0)
r5 = socket(0x10, 0x80002, 0x0)
sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000100)=ANY=[@ANYBLOB="1c0000005e00679a3601ffc4910700004f78d4c1a0731cccff"], 0x1c}}, 0x0)
recvmmsg$unix(r5, &(0x7f0000002380)=[{{0x0, 0x4000000, &(0x7f0000001340)=[{&(0x7f00000002c0)=""/4096, 0xecc}], 0x1}}], 0x8, 0x0, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r2, 0x8933, &(0x7f0000000180)={'batadv0\x00', <r6=>0x0})
sendmsg$BATADV_CMD_SET_MESH(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000640)={&(0x7f0000000680)=ANY=[@ANYRES32=0x0, @ANYRES16=r3, @ANYBLOB="010027bd7000000300", @ANYRES32=r6, @ANYBLOB="050038000000000008003c0081000000"], 0x2c}, 0x1, 0x0, 0x0, 0x20008040}, 0x4000)
connect$inet(r1, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10)
r7 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
r8 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700)
write$cgroup_int(r8, &(0x7f0000000200), 0x806000)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(r8, 0x40305829, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x9ffffc})
mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1, 0x12, r7, 0x7ca8e000)
writev(r8, &(0x7f0000000080)=[{0x0}], 0x1)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, &(0x7f0000000080)={'vlan0\x00', 0x6})

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$packet-setsockopt$packet_fanout-setsockopt$packet_fanout_data-socket-socket$nl_generic-syz_genetlink_get_family_id$batadv-socket$nl_netfilter-sendmsg$IPSET_CMD_TYPE-socket-sendmsg$nl_route-recvmmsg$unix-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-mmap-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000180)={0xfbfb, 0x7}, 0x4)
setsockopt$packet_fanout_data(r0, 0x107, 0x16, 0x0, 0x4)
r1 = socket(0x40000000015, 0x5, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$batadv(&(0x7f0000000180), 0xffffffffffffffff)
r4 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_TYPE(r4, &(0x7f0000001800)={0x0, 0x0, &(0x7f00000017c0)={&(0x7f0000001740)={0x38, 0xd, 0x6, 0x201, 0x0, 0x0, {}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_FAMILY={0x5}, @IPSET_ATTR_TYPENAME={0x12, 0x3, 'bitmap:ip,mac\x00'}]}, 0x38}}, 0x0)
r5 = socket(0x10, 0x80002, 0x0)
sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000100)=ANY=[@ANYBLOB="1c0000005e00679a3601ffc4910700004f78d4c1a0731cccff"], 0x1c}}, 0x0)
recvmmsg$unix(r5, &(0x7f0000002380)=[{{0x0, 0x4000000, &(0x7f0000001340)=[{&(0x7f00000002c0)=""/4096, 0xecc}], 0x1}}], 0x8, 0x0, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r2, 0x8933, &(0x7f0000000180)={'batadv0\x00', <r6=>0x0})
sendmsg$BATADV_CMD_SET_MESH(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000640)={&(0x7f0000000680)=ANY=[@ANYRES32=0x0, @ANYRES16=r3, @ANYBLOB="010027bd7000000300", @ANYRES32=r6, @ANYBLOB="050038000000000008003c0081000000"], 0x2c}, 0x1, 0x0, 0x0, 0x20008040}, 0x4000)
connect$inet(r1, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10)
r7 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
r8 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700)
write$cgroup_int(r8, &(0x7f0000000200), 0x806000)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(r8, 0x40305829, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x9ffffc})
mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1, 0x12, r7, 0x7ca8e000)
bind$inet(r1, &(0x7f0000000340)={0x2, 0x0, @loopback}, 0x57)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, &(0x7f0000000080)={'vlan0\x00', 0x6})

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$packet-setsockopt$packet_fanout-setsockopt$packet_fanout_data-socket-socket$nl_generic-syz_genetlink_get_family_id$batadv-socket$nl_netfilter-sendmsg$IPSET_CMD_TYPE-socket-sendmsg$nl_route-recvmmsg$unix-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000180)={0xfbfb, 0x7}, 0x4)
setsockopt$packet_fanout_data(r0, 0x107, 0x16, 0x0, 0x4)
r1 = socket(0x40000000015, 0x5, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$batadv(&(0x7f0000000180), 0xffffffffffffffff)
r4 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_TYPE(r4, &(0x7f0000001800)={0x0, 0x0, &(0x7f00000017c0)={&(0x7f0000001740)={0x38, 0xd, 0x6, 0x201, 0x0, 0x0, {}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_FAMILY={0x5}, @IPSET_ATTR_TYPENAME={0x12, 0x3, 'bitmap:ip,mac\x00'}]}, 0x38}}, 0x0)
r5 = socket(0x10, 0x80002, 0x0)
sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000100)=ANY=[@ANYBLOB="1c0000005e00679a3601ffc4910700004f78d4c1a0731cccff"], 0x1c}}, 0x0)
recvmmsg$unix(r5, &(0x7f0000002380)=[{{0x0, 0x4000000, &(0x7f0000001340)=[{&(0x7f00000002c0)=""/4096, 0xecc}], 0x1}}], 0x8, 0x0, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r2, 0x8933, &(0x7f0000000180)={'batadv0\x00', <r6=>0x0})
sendmsg$BATADV_CMD_SET_MESH(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000640)={&(0x7f0000000680)=ANY=[@ANYRES32=0x0, @ANYRES16=r3, @ANYBLOB="010027bd7000000300", @ANYRES32=r6, @ANYBLOB="050038000000000008003c0081000000"], 0x2c}, 0x1, 0x0, 0x0, 0x20008040}, 0x4000)
connect$inet(r1, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
r7 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700)
write$cgroup_int(r7, &(0x7f0000000200), 0x806000)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(r7, 0x40305829, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x9ffffc})
writev(r7, &(0x7f0000000080)=[{0x0}], 0x1)
bind$inet(r1, &(0x7f0000000340)={0x2, 0x0, @loopback}, 0x57)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, &(0x7f0000000080)={'vlan0\x00', 0x6})

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$packet-setsockopt$packet_fanout-setsockopt$packet_fanout_data-socket-socket$nl_generic-syz_genetlink_get_family_id$batadv-socket$nl_netfilter-sendmsg$IPSET_CMD_TYPE-socket-sendmsg$nl_route-recvmmsg$unix-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000180)={0xfbfb, 0x7}, 0x4)
setsockopt$packet_fanout_data(r0, 0x107, 0x16, 0x0, 0x4)
r1 = socket(0x40000000015, 0x5, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$batadv(&(0x7f0000000180), 0xffffffffffffffff)
r4 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_TYPE(r4, &(0x7f0000001800)={0x0, 0x0, &(0x7f00000017c0)={&(0x7f0000001740)={0x38, 0xd, 0x6, 0x201, 0x0, 0x0, {}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_FAMILY={0x5}, @IPSET_ATTR_TYPENAME={0x12, 0x3, 'bitmap:ip,mac\x00'}]}, 0x38}}, 0x0)
r5 = socket(0x10, 0x80002, 0x0)
sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000100)=ANY=[@ANYBLOB="1c0000005e00679a3601ffc4910700004f78d4c1a0731cccff"], 0x1c}}, 0x0)
recvmmsg$unix(r5, &(0x7f0000002380)=[{{0x0, 0x4000000, &(0x7f0000001340)=[{&(0x7f00000002c0)=""/4096, 0xecc}], 0x1}}], 0x8, 0x0, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r2, 0x8933, &(0x7f0000000180)={'batadv0\x00', <r6=>0x0})
sendmsg$BATADV_CMD_SET_MESH(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000640)={&(0x7f0000000680)=ANY=[@ANYRES32=0x0, @ANYRES16=r3, @ANYBLOB="010027bd7000000300", @ANYRES32=r6, @ANYBLOB="050038000000000008003c0081000000"], 0x2c}, 0x1, 0x0, 0x0, 0x20008040}, 0x4000)
connect$inet(r1, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
r7 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700)
write$cgroup_int(r7, &(0x7f0000000200), 0x806000)
socket$inet_dccp(0x2, 0x6, 0x0)
writev(r7, &(0x7f0000000080)=[{0x0}], 0x1)
bind$inet(r1, &(0x7f0000000340)={0x2, 0x0, @loopback}, 0x57)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, &(0x7f0000000080)={'vlan0\x00', 0x6})

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$packet-setsockopt$packet_fanout-setsockopt$packet_fanout_data-socket-socket$nl_generic-syz_genetlink_get_family_id$batadv-socket$nl_netfilter-sendmsg$IPSET_CMD_TYPE-socket-sendmsg$nl_route-recvmmsg$unix-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-openat$cgroup_ro-write$cgroup_int-ioctl$FS_IOC_RESVSP-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000180)={0xfbfb, 0x7}, 0x4)
setsockopt$packet_fanout_data(r0, 0x107, 0x16, 0x0, 0x4)
r1 = socket(0x40000000015, 0x5, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$batadv(&(0x7f0000000180), 0xffffffffffffffff)
r4 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_TYPE(r4, &(0x7f0000001800)={0x0, 0x0, &(0x7f00000017c0)={&(0x7f0000001740)={0x38, 0xd, 0x6, 0x201, 0x0, 0x0, {}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_FAMILY={0x5}, @IPSET_ATTR_TYPENAME={0x12, 0x3, 'bitmap:ip,mac\x00'}]}, 0x38}}, 0x0)
r5 = socket(0x10, 0x80002, 0x0)
sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000100)=ANY=[@ANYBLOB="1c0000005e00679a3601ffc4910700004f78d4c1a0731cccff"], 0x1c}}, 0x0)
recvmmsg$unix(r5, &(0x7f0000002380)=[{{0x0, 0x4000000, &(0x7f0000001340)=[{&(0x7f00000002c0)=""/4096, 0xecc}], 0x1}}], 0x8, 0x0, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r2, 0x8933, &(0x7f0000000180)={'batadv0\x00', <r6=>0x0})
sendmsg$BATADV_CMD_SET_MESH(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000640)={&(0x7f0000000680)=ANY=[@ANYRES32=0x0, @ANYRES16=r3, @ANYBLOB="010027bd7000000300", @ANYRES32=r6, @ANYBLOB="050038000000000008003c0081000000"], 0x2c}, 0x1, 0x0, 0x0, 0x20008040}, 0x4000)
connect$inet(r1, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
r7 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700)
write$cgroup_int(r7, &(0x7f0000000200), 0x806000)
ioctl$FS_IOC_RESVSP(r7, 0x40305829, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x9ffffc})
writev(r7, &(0x7f0000000080)=[{0x0}], 0x1)
bind$inet(r1, &(0x7f0000000340)={0x2, 0x0, @loopback}, 0x57)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, &(0x7f0000000080)={'vlan0\x00', 0x6})

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$packet-setsockopt$packet_fanout-setsockopt$packet_fanout_data-socket-socket$nl_generic-syz_genetlink_get_family_id$batadv-socket$nl_netfilter-sendmsg$IPSET_CMD_TYPE-socket-sendmsg$nl_route-recvmmsg$unix-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-openat$cgroup_ro-socket$inet_dccp-ioctl$FS_IOC_RESVSP-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000180)={0xfbfb, 0x7}, 0x4)
setsockopt$packet_fanout_data(r0, 0x107, 0x16, 0x0, 0x4)
r1 = socket(0x40000000015, 0x5, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$batadv(&(0x7f0000000180), 0xffffffffffffffff)
r4 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_TYPE(r4, &(0x7f0000001800)={0x0, 0x0, &(0x7f00000017c0)={&(0x7f0000001740)={0x38, 0xd, 0x6, 0x201, 0x0, 0x0, {}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_FAMILY={0x5}, @IPSET_ATTR_TYPENAME={0x12, 0x3, 'bitmap:ip,mac\x00'}]}, 0x38}}, 0x0)
r5 = socket(0x10, 0x80002, 0x0)
sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000100)=ANY=[@ANYBLOB="1c0000005e00679a3601ffc4910700004f78d4c1a0731cccff"], 0x1c}}, 0x0)
recvmmsg$unix(r5, &(0x7f0000002380)=[{{0x0, 0x4000000, &(0x7f0000001340)=[{&(0x7f00000002c0)=""/4096, 0xecc}], 0x1}}], 0x8, 0x0, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r2, 0x8933, &(0x7f0000000180)={'batadv0\x00', <r6=>0x0})
sendmsg$BATADV_CMD_SET_MESH(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000640)={&(0x7f0000000680)=ANY=[@ANYRES32=0x0, @ANYRES16=r3, @ANYBLOB="010027bd7000000300", @ANYRES32=r6, @ANYBLOB="050038000000000008003c0081000000"], 0x2c}, 0x1, 0x0, 0x0, 0x20008040}, 0x4000)
connect$inet(r1, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
r7 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(r7, 0x40305829, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x9ffffc})
writev(r7, &(0x7f0000000080)=[{0x0}], 0x1)
bind$inet(r1, &(0x7f0000000340)={0x2, 0x0, @loopback}, 0x57)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, &(0x7f0000000080)={'vlan0\x00', 0x6})

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$packet-setsockopt$packet_fanout-setsockopt$packet_fanout_data-socket-socket$nl_generic-syz_genetlink_get_family_id$batadv-socket$nl_netfilter-sendmsg$IPSET_CMD_TYPE-socket-sendmsg$nl_route-recvmmsg$unix-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000180)={0xfbfb, 0x7}, 0x4)
setsockopt$packet_fanout_data(r0, 0x107, 0x16, 0x0, 0x4)
r1 = socket(0x40000000015, 0x5, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$batadv(&(0x7f0000000180), 0xffffffffffffffff)
r4 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_TYPE(r4, &(0x7f0000001800)={0x0, 0x0, &(0x7f00000017c0)={&(0x7f0000001740)={0x38, 0xd, 0x6, 0x201, 0x0, 0x0, {}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_FAMILY={0x5}, @IPSET_ATTR_TYPENAME={0x12, 0x3, 'bitmap:ip,mac\x00'}]}, 0x38}}, 0x0)
r5 = socket(0x10, 0x80002, 0x0)
sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000100)=ANY=[@ANYBLOB="1c0000005e00679a3601ffc4910700004f78d4c1a0731cccff"], 0x1c}}, 0x0)
recvmmsg$unix(r5, &(0x7f0000002380)=[{{0x0, 0x4000000, &(0x7f0000001340)=[{&(0x7f00000002c0)=""/4096, 0xecc}], 0x1}}], 0x8, 0x0, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r2, 0x8933, &(0x7f0000000180)={'batadv0\x00', <r6=>0x0})
sendmsg$BATADV_CMD_SET_MESH(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000640)={&(0x7f0000000680)=ANY=[@ANYRES32=0x0, @ANYRES16=r3, @ANYBLOB="010027bd7000000300", @ANYRES32=r6, @ANYBLOB="050038000000000008003c0081000000"], 0x2c}, 0x1, 0x0, 0x0, 0x20008040}, 0x4000)
connect$inet(r1, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
write$cgroup_int(0xffffffffffffffff, &(0x7f0000000200), 0x806000)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(0xffffffffffffffff, 0x40305829, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x9ffffc})
writev(0xffffffffffffffff, &(0x7f0000000080)=[{0x0}], 0x1)
bind$inet(r1, &(0x7f0000000340)={0x2, 0x0, @loopback}, 0x57)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, &(0x7f0000000080)={'vlan0\x00', 0x6})

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$packet-setsockopt$packet_fanout-setsockopt$packet_fanout_data-socket-socket$nl_generic-syz_genetlink_get_family_id$batadv-socket$nl_netfilter-sendmsg$IPSET_CMD_TYPE-socket-sendmsg$nl_route-recvmmsg$unix-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-sendmsg$BATADV_CMD_SET_MESH-connect$inet-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000180)={0xfbfb, 0x7}, 0x4)
setsockopt$packet_fanout_data(r0, 0x107, 0x16, 0x0, 0x4)
r1 = socket(0x40000000015, 0x5, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$batadv(&(0x7f0000000180), 0xffffffffffffffff)
r4 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_TYPE(r4, &(0x7f0000001800)={0x0, 0x0, &(0x7f00000017c0)={&(0x7f0000001740)={0x38, 0xd, 0x6, 0x201, 0x0, 0x0, {}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_FAMILY={0x5}, @IPSET_ATTR_TYPENAME={0x12, 0x3, 'bitmap:ip,mac\x00'}]}, 0x38}}, 0x0)
r5 = socket(0x10, 0x80002, 0x0)
sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000100)=ANY=[@ANYBLOB="1c0000005e00679a3601ffc4910700004f78d4c1a0731cccff"], 0x1c}}, 0x0)
recvmmsg$unix(r5, &(0x7f0000002380)=[{{0x0, 0x4000000, &(0x7f0000001340)=[{&(0x7f00000002c0)=""/4096, 0xecc}], 0x1}}], 0x8, 0x0, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r2, 0x8933, &(0x7f0000000180)={'batadv0\x00', <r6=>0x0})
sendmsg$BATADV_CMD_SET_MESH(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000640)={&(0x7f0000000680)=ANY=[@ANYRES32=0x0, @ANYRES16=r3, @ANYBLOB="010027bd7000000300", @ANYRES32=r6, @ANYBLOB="050038000000000008003c0081000000"], 0x2c}, 0x1, 0x0, 0x0, 0x20008040}, 0x4000)
connect$inet(r1, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10)
write$cgroup_int(0xffffffffffffffff, &(0x7f0000000200), 0x806000)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(0xffffffffffffffff, 0x40305829, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x9ffffc})
writev(0xffffffffffffffff, &(0x7f0000000080)=[{0x0}], 0x1)
bind$inet(r1, &(0x7f0000000340)={0x2, 0x0, @loopback}, 0x57)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, &(0x7f0000000080)={'vlan0\x00', 0x6})

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$packet-setsockopt$packet_fanout-setsockopt$packet_fanout_data-socket-socket$nl_generic-syz_genetlink_get_family_id$batadv-socket$nl_netfilter-sendmsg$IPSET_CMD_TYPE-socket-sendmsg$nl_route-recvmmsg$unix-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-sendmsg$BATADV_CMD_SET_MESH-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000180)={0xfbfb, 0x7}, 0x4)
setsockopt$packet_fanout_data(r0, 0x107, 0x16, 0x0, 0x4)
r1 = socket(0x40000000015, 0x5, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$batadv(&(0x7f0000000180), 0xffffffffffffffff)
r4 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_TYPE(r4, &(0x7f0000001800)={0x0, 0x0, &(0x7f00000017c0)={&(0x7f0000001740)={0x38, 0xd, 0x6, 0x201, 0x0, 0x0, {}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_FAMILY={0x5}, @IPSET_ATTR_TYPENAME={0x12, 0x3, 'bitmap:ip,mac\x00'}]}, 0x38}}, 0x0)
r5 = socket(0x10, 0x80002, 0x0)
sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000100)=ANY=[@ANYBLOB="1c0000005e00679a3601ffc4910700004f78d4c1a0731cccff"], 0x1c}}, 0x0)
recvmmsg$unix(r5, &(0x7f0000002380)=[{{0x0, 0x4000000, &(0x7f0000001340)=[{&(0x7f00000002c0)=""/4096, 0xecc}], 0x1}}], 0x8, 0x0, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r2, 0x8933, &(0x7f0000000180)={'batadv0\x00', <r6=>0x0})
sendmsg$BATADV_CMD_SET_MESH(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000640)={&(0x7f0000000680)=ANY=[@ANYRES32=0x0, @ANYRES16=r3, @ANYBLOB="010027bd7000000300", @ANYRES32=r6, @ANYBLOB="050038000000000008003c0081000000"], 0x2c}, 0x1, 0x0, 0x0, 0x20008040}, 0x4000)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
write$cgroup_int(0xffffffffffffffff, &(0x7f0000000200), 0x806000)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(0xffffffffffffffff, 0x40305829, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x9ffffc})
writev(0xffffffffffffffff, &(0x7f0000000080)=[{0x0}], 0x1)
bind$inet(r1, &(0x7f0000000340)={0x2, 0x0, @loopback}, 0x57)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, &(0x7f0000000080)={'vlan0\x00', 0x6})

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$packet-setsockopt$packet_fanout-setsockopt$packet_fanout_data-socket-socket$nl_generic-syz_genetlink_get_family_id$batadv-socket$nl_netfilter-sendmsg$IPSET_CMD_TYPE-socket-sendmsg$nl_route-recvmmsg$unix-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-connect$inet-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000180)={0xfbfb, 0x7}, 0x4)
setsockopt$packet_fanout_data(r0, 0x107, 0x16, 0x0, 0x4)
r1 = socket(0x40000000015, 0x5, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$batadv(&(0x7f0000000180), 0xffffffffffffffff)
r3 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_TYPE(r3, &(0x7f0000001800)={0x0, 0x0, &(0x7f00000017c0)={&(0x7f0000001740)={0x38, 0xd, 0x6, 0x201, 0x0, 0x0, {}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_FAMILY={0x5}, @IPSET_ATTR_TYPENAME={0x12, 0x3, 'bitmap:ip,mac\x00'}]}, 0x38}}, 0x0)
r4 = socket(0x10, 0x80002, 0x0)
sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000100)=ANY=[@ANYBLOB="1c0000005e00679a3601ffc4910700004f78d4c1a0731cccff"], 0x1c}}, 0x0)
recvmmsg$unix(r4, &(0x7f0000002380)=[{{0x0, 0x4000000, &(0x7f0000001340)=[{&(0x7f00000002c0)=""/4096, 0xecc}], 0x1}}], 0x8, 0x0, 0x0)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r2, 0x8933, &(0x7f0000000180))
connect$inet(r1, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
write$cgroup_int(0xffffffffffffffff, &(0x7f0000000200), 0x806000)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(0xffffffffffffffff, 0x40305829, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x9ffffc})
writev(0xffffffffffffffff, &(0x7f0000000080)=[{0x0}], 0x1)
bind$inet(r1, &(0x7f0000000340)={0x2, 0x0, @loopback}, 0x57)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, &(0x7f0000000080)={'vlan0\x00', 0x6})

program crashed: lost connection to test machine
suppressed program crash: lost connection to test machine
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$packet-setsockopt$packet_fanout-setsockopt$packet_fanout_data-socket-socket$nl_generic-syz_genetlink_get_family_id$batadv-socket$nl_netfilter-sendmsg$IPSET_CMD_TYPE-socket-sendmsg$nl_route-recvmmsg$unix-sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000180)={0xfbfb, 0x7}, 0x4)
setsockopt$packet_fanout_data(r0, 0x107, 0x16, 0x0, 0x4)
r1 = socket(0x40000000015, 0x5, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$batadv(&(0x7f0000000180), 0xffffffffffffffff)
r4 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_TYPE(r4, &(0x7f0000001800)={0x0, 0x0, &(0x7f00000017c0)={&(0x7f0000001740)={0x38, 0xd, 0x6, 0x201, 0x0, 0x0, {}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_FAMILY={0x5}, @IPSET_ATTR_TYPENAME={0x12, 0x3, 'bitmap:ip,mac\x00'}]}, 0x38}}, 0x0)
r5 = socket(0x10, 0x80002, 0x0)
sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000100)=ANY=[@ANYBLOB="1c0000005e00679a3601ffc4910700004f78d4c1a0731cccff"], 0x1c}}, 0x0)
recvmmsg$unix(r5, &(0x7f0000002380)=[{{0x0, 0x4000000, &(0x7f0000001340)=[{&(0x7f00000002c0)=""/4096, 0xecc}], 0x1}}], 0x8, 0x0, 0x0)
sendmsg$BATADV_CMD_SET_MESH(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000640)={&(0x7f0000000680)=ANY=[@ANYRES32=0x0, @ANYRES16=r3, @ANYBLOB="010027bd7000000300", @ANYRES32, @ANYBLOB="050038000000000008003c0081000000"], 0x2c}, 0x1, 0x0, 0x0, 0x20008040}, 0x4000)
connect$inet(r1, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
write$cgroup_int(0xffffffffffffffff, &(0x7f0000000200), 0x806000)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(0xffffffffffffffff, 0x40305829, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x9ffffc})
writev(0xffffffffffffffff, &(0x7f0000000080)=[{0x0}], 0x1)
bind$inet(r1, &(0x7f0000000340)={0x2, 0x0, @loopback}, 0x57)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, &(0x7f0000000080)={'vlan0\x00', 0x6})

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$packet-setsockopt$packet_fanout-setsockopt$packet_fanout_data-socket-socket$nl_generic-syz_genetlink_get_family_id$batadv-socket$nl_netfilter-sendmsg$IPSET_CMD_TYPE-socket-sendmsg$nl_route-sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000180)={0xfbfb, 0x7}, 0x4)
setsockopt$packet_fanout_data(r0, 0x107, 0x16, 0x0, 0x4)
r1 = socket(0x40000000015, 0x5, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$batadv(&(0x7f0000000180), 0xffffffffffffffff)
r4 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_TYPE(r4, &(0x7f0000001800)={0x0, 0x0, &(0x7f00000017c0)={&(0x7f0000001740)={0x38, 0xd, 0x6, 0x201, 0x0, 0x0, {}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_FAMILY={0x5}, @IPSET_ATTR_TYPENAME={0x12, 0x3, 'bitmap:ip,mac\x00'}]}, 0x38}}, 0x0)
r5 = socket(0x10, 0x80002, 0x0)
sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000100)=ANY=[@ANYBLOB="1c0000005e00679a3601ffc4910700004f78d4c1a0731cccff"], 0x1c}}, 0x0)
sendmsg$BATADV_CMD_SET_MESH(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000640)={&(0x7f0000000680)=ANY=[@ANYRES32=0x0, @ANYRES16=r3, @ANYBLOB="010027bd7000000300", @ANYRES32, @ANYBLOB="050038000000000008003c0081000000"], 0x2c}, 0x1, 0x0, 0x0, 0x20008040}, 0x4000)
connect$inet(r1, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
write$cgroup_int(0xffffffffffffffff, &(0x7f0000000200), 0x806000)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(0xffffffffffffffff, 0x40305829, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x9ffffc})
writev(0xffffffffffffffff, &(0x7f0000000080)=[{0x0}], 0x1)
bind$inet(r1, &(0x7f0000000340)={0x2, 0x0, @loopback}, 0x57)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, &(0x7f0000000080)={'vlan0\x00', 0x6})

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$packet-setsockopt$packet_fanout-setsockopt$packet_fanout_data-socket-socket$nl_generic-syz_genetlink_get_family_id$batadv-socket$nl_netfilter-sendmsg$IPSET_CMD_TYPE-socket-sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000180)={0xfbfb, 0x7}, 0x4)
setsockopt$packet_fanout_data(r0, 0x107, 0x16, 0x0, 0x4)
r1 = socket(0x40000000015, 0x5, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$batadv(&(0x7f0000000180), 0xffffffffffffffff)
r4 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_TYPE(r4, &(0x7f0000001800)={0x0, 0x0, &(0x7f00000017c0)={&(0x7f0000001740)={0x38, 0xd, 0x6, 0x201, 0x0, 0x0, {}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_FAMILY={0x5}, @IPSET_ATTR_TYPENAME={0x12, 0x3, 'bitmap:ip,mac\x00'}]}, 0x38}}, 0x0)
socket(0x10, 0x80002, 0x0)
sendmsg$BATADV_CMD_SET_MESH(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000640)={&(0x7f0000000680)=ANY=[@ANYRES32=0x0, @ANYRES16=r3, @ANYBLOB="010027bd7000000300", @ANYRES32, @ANYBLOB="050038000000000008003c0081000000"], 0x2c}, 0x1, 0x0, 0x0, 0x20008040}, 0x4000)
connect$inet(r1, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
write$cgroup_int(0xffffffffffffffff, &(0x7f0000000200), 0x806000)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(0xffffffffffffffff, 0x40305829, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x9ffffc})
writev(0xffffffffffffffff, &(0x7f0000000080)=[{0x0}], 0x1)
bind$inet(r1, &(0x7f0000000340)={0x2, 0x0, @loopback}, 0x57)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, &(0x7f0000000080)={'vlan0\x00', 0x6})

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$packet-setsockopt$packet_fanout-setsockopt$packet_fanout_data-socket-socket$nl_generic-syz_genetlink_get_family_id$batadv-socket$nl_netfilter-sendmsg$IPSET_CMD_TYPE-sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000180)={0xfbfb, 0x7}, 0x4)
setsockopt$packet_fanout_data(r0, 0x107, 0x16, 0x0, 0x4)
r1 = socket(0x40000000015, 0x5, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$batadv(&(0x7f0000000180), 0xffffffffffffffff)
r4 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_TYPE(r4, &(0x7f0000001800)={0x0, 0x0, &(0x7f00000017c0)={&(0x7f0000001740)={0x38, 0xd, 0x6, 0x201, 0x0, 0x0, {}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_FAMILY={0x5}, @IPSET_ATTR_TYPENAME={0x12, 0x3, 'bitmap:ip,mac\x00'}]}, 0x38}}, 0x0)
sendmsg$BATADV_CMD_SET_MESH(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000640)={&(0x7f0000000680)=ANY=[@ANYRES32=0x0, @ANYRES16=r3, @ANYBLOB="010027bd7000000300", @ANYRES32, @ANYBLOB="050038000000000008003c0081000000"], 0x2c}, 0x1, 0x0, 0x0, 0x20008040}, 0x4000)
connect$inet(r1, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
write$cgroup_int(0xffffffffffffffff, &(0x7f0000000200), 0x806000)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(0xffffffffffffffff, 0x40305829, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x9ffffc})
writev(0xffffffffffffffff, &(0x7f0000000080)=[{0x0}], 0x1)
bind$inet(r1, &(0x7f0000000340)={0x2, 0x0, @loopback}, 0x57)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, &(0x7f0000000080)={'vlan0\x00', 0x6})

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$packet-setsockopt$packet_fanout-setsockopt$packet_fanout_data-socket-socket$nl_generic-syz_genetlink_get_family_id$batadv-socket$nl_netfilter-sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000180)={0xfbfb, 0x7}, 0x4)
setsockopt$packet_fanout_data(r0, 0x107, 0x16, 0x0, 0x4)
r1 = socket(0x40000000015, 0x5, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$batadv(&(0x7f0000000180), 0xffffffffffffffff)
socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$BATADV_CMD_SET_MESH(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000640)={&(0x7f0000000680)=ANY=[@ANYRES32=0x0, @ANYRES16=r3, @ANYBLOB="010027bd7000000300", @ANYRES32, @ANYBLOB="050038000000000008003c0081000000"], 0x2c}, 0x1, 0x0, 0x0, 0x20008040}, 0x4000)
connect$inet(r1, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
write$cgroup_int(0xffffffffffffffff, &(0x7f0000000200), 0x806000)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(0xffffffffffffffff, 0x40305829, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x9ffffc})
writev(0xffffffffffffffff, &(0x7f0000000080)=[{0x0}], 0x1)
bind$inet(r1, &(0x7f0000000340)={0x2, 0x0, @loopback}, 0x57)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, &(0x7f0000000080)={'vlan0\x00', 0x6})

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$packet-setsockopt$packet_fanout-setsockopt$packet_fanout_data-socket-socket$nl_generic-syz_genetlink_get_family_id$batadv-sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000180)={0xfbfb, 0x7}, 0x4)
setsockopt$packet_fanout_data(r0, 0x107, 0x16, 0x0, 0x4)
r1 = socket(0x40000000015, 0x5, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$batadv(&(0x7f0000000180), 0xffffffffffffffff)
sendmsg$BATADV_CMD_SET_MESH(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000640)={&(0x7f0000000680)=ANY=[@ANYRES32=0x0, @ANYRES16=r3, @ANYBLOB="010027bd7000000300", @ANYRES32, @ANYBLOB="050038000000000008003c0081000000"], 0x2c}, 0x1, 0x0, 0x0, 0x20008040}, 0x4000)
connect$inet(r1, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
write$cgroup_int(0xffffffffffffffff, &(0x7f0000000200), 0x806000)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(0xffffffffffffffff, 0x40305829, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x9ffffc})
writev(0xffffffffffffffff, &(0x7f0000000080)=[{0x0}], 0x1)
bind$inet(r1, &(0x7f0000000340)={0x2, 0x0, @loopback}, 0x57)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, &(0x7f0000000080)={'vlan0\x00', 0x6})

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$packet-setsockopt$packet_fanout-setsockopt$packet_fanout_data-socket-socket$nl_generic-sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000180)={0xfbfb, 0x7}, 0x4)
setsockopt$packet_fanout_data(r0, 0x107, 0x16, 0x0, 0x4)
r1 = socket(0x40000000015, 0x5, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$BATADV_CMD_SET_MESH(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000640)={&(0x7f0000000680)=ANY=[@ANYRES32=0x0, @ANYRES16, @ANYBLOB="010027bd7000000300", @ANYRES32, @ANYBLOB="050038000000000008003c0081000000"], 0x2c}, 0x1, 0x0, 0x0, 0x20008040}, 0x4000)
connect$inet(r1, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
write$cgroup_int(0xffffffffffffffff, &(0x7f0000000200), 0x806000)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(0xffffffffffffffff, 0x40305829, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x9ffffc})
writev(0xffffffffffffffff, &(0x7f0000000080)=[{0x0}], 0x1)
bind$inet(r1, &(0x7f0000000340)={0x2, 0x0, @loopback}, 0x57)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, &(0x7f0000000080)={'vlan0\x00', 0x6})

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$packet-setsockopt$packet_fanout-setsockopt$packet_fanout_data-socket-sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000180)={0xfbfb, 0x7}, 0x4)
setsockopt$packet_fanout_data(r0, 0x107, 0x16, 0x0, 0x4)
r1 = socket(0x40000000015, 0x5, 0x0)
sendmsg$BATADV_CMD_SET_MESH(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000640)={&(0x7f0000000680)=ANY=[@ANYRES32=0x0, @ANYRES16, @ANYBLOB="010027bd7000000300", @ANYRES32, @ANYBLOB="050038000000000008003c0081000000"], 0x2c}, 0x1, 0x0, 0x0, 0x20008040}, 0x4000)
connect$inet(r1, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
write$cgroup_int(0xffffffffffffffff, &(0x7f0000000200), 0x806000)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(0xffffffffffffffff, 0x40305829, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x9ffffc})
writev(0xffffffffffffffff, &(0x7f0000000080)=[{0x0}], 0x1)
bind$inet(r1, &(0x7f0000000340)={0x2, 0x0, @loopback}, 0x57)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, &(0x7f0000000080)={'vlan0\x00', 0x6})

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$packet-setsockopt$packet_fanout-setsockopt$packet_fanout_data-sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000180)={0xfbfb, 0x7}, 0x4)
setsockopt$packet_fanout_data(r0, 0x107, 0x16, 0x0, 0x4)
sendmsg$BATADV_CMD_SET_MESH(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000640)={&(0x7f0000000680)=ANY=[@ANYRES32=0x0, @ANYRES16, @ANYBLOB="010027bd7000000300", @ANYRES32, @ANYBLOB="050038000000000008003c0081000000"], 0x2c}, 0x1, 0x0, 0x0, 0x20008040}, 0x4000)
connect$inet(0xffffffffffffffff, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
write$cgroup_int(0xffffffffffffffff, &(0x7f0000000200), 0x806000)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(0xffffffffffffffff, 0x40305829, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x9ffffc})
writev(0xffffffffffffffff, &(0x7f0000000080)=[{0x0}], 0x1)
bind$inet(0xffffffffffffffff, &(0x7f0000000340)={0x2, 0x0, @loopback}, 0x57)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, &(0x7f0000000080)={'vlan0\x00', 0x6})

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$packet-setsockopt$packet_fanout-sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000180)={0xfbfb, 0x7}, 0x4)
sendmsg$BATADV_CMD_SET_MESH(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000640)={&(0x7f0000000680)=ANY=[@ANYRES32=0x0, @ANYRES16, @ANYBLOB="010027bd7000000300", @ANYRES32, @ANYBLOB="050038000000000008003c0081000000"], 0x2c}, 0x1, 0x0, 0x0, 0x20008040}, 0x4000)
connect$inet(0xffffffffffffffff, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
write$cgroup_int(0xffffffffffffffff, &(0x7f0000000200), 0x806000)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(0xffffffffffffffff, 0x40305829, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x9ffffc})
writev(0xffffffffffffffff, &(0x7f0000000080)=[{0x0}], 0x1)
bind$inet(0xffffffffffffffff, &(0x7f0000000340)={0x2, 0x0, @loopback}, 0x57)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, &(0x7f0000000080)={'vlan0\x00', 0x6})

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$packet-sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
socket$packet(0x11, 0x2, 0x300)
sendmsg$BATADV_CMD_SET_MESH(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000640)={&(0x7f0000000680)=ANY=[@ANYRES32=0x0, @ANYRES16, @ANYBLOB="010027bd7000000300", @ANYRES32, @ANYBLOB="050038000000000008003c0081000000"], 0x2c}, 0x1, 0x0, 0x0, 0x20008040}, 0x4000)
connect$inet(0xffffffffffffffff, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
write$cgroup_int(0xffffffffffffffff, &(0x7f0000000200), 0x806000)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(0xffffffffffffffff, 0x40305829, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x9ffffc})
writev(0xffffffffffffffff, &(0x7f0000000080)=[{0x0}], 0x1)
bind$inet(0xffffffffffffffff, &(0x7f0000000340)={0x2, 0x0, @loopback}, 0x57)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, &(0x7f0000000080)={'vlan0\x00', 0x6})

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
sendmsg$BATADV_CMD_SET_MESH(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000640)={&(0x7f0000000680)=ANY=[@ANYRES32=0x0, @ANYRES16, @ANYBLOB="010027bd7000000300", @ANYRES32, @ANYBLOB="050038000000000008003c0081000000"], 0x2c}, 0x1, 0x0, 0x0, 0x20008040}, 0x4000)
connect$inet(0xffffffffffffffff, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
write$cgroup_int(0xffffffffffffffff, &(0x7f0000000200), 0x806000)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(0xffffffffffffffff, 0x40305829, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x9ffffc})
writev(0xffffffffffffffff, &(0x7f0000000080)=[{0x0}], 0x1)
bind$inet(0xffffffffffffffff, &(0x7f0000000340)={0x2, 0x0, @loopback}, 0x57)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, &(0x7f0000000080)={'vlan0\x00', 0x6})

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
sendmsg$BATADV_CMD_SET_MESH(0xffffffffffffffff, 0x0, 0x4000)
connect$inet(0xffffffffffffffff, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
write$cgroup_int(0xffffffffffffffff, &(0x7f0000000200), 0x806000)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(0xffffffffffffffff, 0x40305829, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x9ffffc})
writev(0xffffffffffffffff, &(0x7f0000000080)=[{0x0}], 0x1)
bind$inet(0xffffffffffffffff, &(0x7f0000000340)={0x2, 0x0, @loopback}, 0x57)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, &(0x7f0000000080)={'vlan0\x00', 0x6})

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
sendmsg$BATADV_CMD_SET_MESH(0xffffffffffffffff, 0x0, 0x4000)
connect$inet(0xffffffffffffffff, 0x0, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
write$cgroup_int(0xffffffffffffffff, &(0x7f0000000200), 0x806000)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(0xffffffffffffffff, 0x40305829, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x9ffffc})
writev(0xffffffffffffffff, &(0x7f0000000080)=[{0x0}], 0x1)
bind$inet(0xffffffffffffffff, &(0x7f0000000340)={0x2, 0x0, @loopback}, 0x57)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, &(0x7f0000000080)={'vlan0\x00', 0x6})

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
sendmsg$BATADV_CMD_SET_MESH(0xffffffffffffffff, 0x0, 0x4000)
connect$inet(0xffffffffffffffff, 0x0, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x275a, 0x0)
write$cgroup_int(0xffffffffffffffff, &(0x7f0000000200), 0x806000)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(0xffffffffffffffff, 0x40305829, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x9ffffc})
writev(0xffffffffffffffff, &(0x7f0000000080)=[{0x0}], 0x1)
bind$inet(0xffffffffffffffff, &(0x7f0000000340)={0x2, 0x0, @loopback}, 0x57)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, &(0x7f0000000080)={'vlan0\x00', 0x6})

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
sendmsg$BATADV_CMD_SET_MESH(0xffffffffffffffff, 0x0, 0x4000)
connect$inet(0xffffffffffffffff, 0x0, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
write$cgroup_int(0xffffffffffffffff, 0x0, 0x0)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(0xffffffffffffffff, 0x40305829, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x9ffffc})
writev(0xffffffffffffffff, &(0x7f0000000080)=[{0x0}], 0x1)
bind$inet(0xffffffffffffffff, &(0x7f0000000340)={0x2, 0x0, @loopback}, 0x57)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, &(0x7f0000000080)={'vlan0\x00', 0x6})

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
sendmsg$BATADV_CMD_SET_MESH(0xffffffffffffffff, 0x0, 0x4000)
connect$inet(0xffffffffffffffff, 0x0, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
write$cgroup_int(0xffffffffffffffff, 0x0, 0x0)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(0xffffffffffffffff, 0x40305829, 0x0)
writev(0xffffffffffffffff, &(0x7f0000000080)=[{0x0}], 0x1)
bind$inet(0xffffffffffffffff, &(0x7f0000000340)={0x2, 0x0, @loopback}, 0x57)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, &(0x7f0000000080)={'vlan0\x00', 0x6})

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
sendmsg$BATADV_CMD_SET_MESH(0xffffffffffffffff, 0x0, 0x4000)
connect$inet(0xffffffffffffffff, 0x0, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
write$cgroup_int(0xffffffffffffffff, 0x0, 0x0)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(0xffffffffffffffff, 0x40305829, 0x0)
writev(0xffffffffffffffff, 0x0, 0x0)
bind$inet(0xffffffffffffffff, &(0x7f0000000340)={0x2, 0x0, @loopback}, 0x57)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, &(0x7f0000000080)={'vlan0\x00', 0x6})

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
sendmsg$BATADV_CMD_SET_MESH(0xffffffffffffffff, 0x0, 0x4000)
connect$inet(0xffffffffffffffff, 0x0, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
write$cgroup_int(0xffffffffffffffff, 0x0, 0x0)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(0xffffffffffffffff, 0x40305829, 0x0)
writev(0xffffffffffffffff, 0x0, 0x0)
bind$inet(0xffffffffffffffff, 0x0, 0x0)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, &(0x7f0000000080)={'vlan0\x00', 0x6})

program crashed: possible deadlock in lapbeth_device_event
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
sendmsg$BATADV_CMD_SET_MESH(0xffffffffffffffff, 0x0, 0x4000)
connect$inet(0xffffffffffffffff, 0x0, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
write$cgroup_int(0xffffffffffffffff, 0x0, 0x0)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(0xffffffffffffffff, 0x40305829, 0x0)
writev(0xffffffffffffffff, 0x0, 0x0)
bind$inet(0xffffffffffffffff, 0x0, 0x0)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, 0x0)

program crashed: possible deadlock in lapbeth_device_event
extracting C reproducer
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
simplifying guilty program options
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
sendmsg$BATADV_CMD_SET_MESH(0xffffffffffffffff, 0x0, 0x4000)
connect$inet(0xffffffffffffffff, 0x0, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
write$cgroup_int(0xffffffffffffffff, 0x0, 0x0)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(0xffffffffffffffff, 0x40305829, 0x0)
writev(0xffffffffffffffff, 0x0, 0x0)
bind$inet(0xffffffffffffffff, 0x0, 0x0)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, 0x0)

program crashed: possible deadlock in lapbeth_device_event
extracting C reproducer
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
detailed listing:
executing program 0:
sendmsg$BATADV_CMD_SET_MESH(0xffffffffffffffff, 0x0, 0x4000)
connect$inet(0xffffffffffffffff, 0x0, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x275a, 0x0)
write$cgroup_int(0xffffffffffffffff, 0x0, 0x0)
socket$inet_dccp(0x2, 0x6, 0x0)
ioctl$FS_IOC_RESVSP(0xffffffffffffffff, 0x40305829, 0x0)
writev(0xffffffffffffffff, 0x0, 0x0)
bind$inet(0xffffffffffffffff, 0x0, 0x0)
socket$igmp(0x2, 0x3, 0x2)
ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, 0x0)

program crashed: possible deadlock in lapbeth_device_event
extracting C reproducer
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$BATADV_CMD_SET_MESH-connect$inet-openat$cgroup_ro-write$cgroup_int-socket$inet_dccp-ioctl$FS_IOC_RESVSP-writev-bind$inet-socket$igmp-ioctl$SIOCSIFMTU
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
reproducing took 2h26m41.560524307s
repro crashed as (corrupted=false):
============================================
WARNING: possible recursive locking detected
6.14.0-rc5-syzkaller-01183-g40587f749df2 #0 Not tainted
--------------------------------------------
dhcpcd/5502 is trying to acquire lock:
ffff888031a78d28 (&dev->lock){+.+.}-{4:4}, at: netdev_lock include/linux/netdevice.h:2731 [inline]
ffff888031a78d28 (&dev->lock){+.+.}-{4:4}, at: netif_napi_add_weight include/linux/netdevice.h:2763 [inline]
ffff888031a78d28 (&dev->lock){+.+.}-{4:4}, at: lapbeth_new_device drivers/net/wan/lapbether.c:415 [inline]
ffff888031a78d28 (&dev->lock){+.+.}-{4:4}, at: lapbeth_device_event+0x766/0xa20 drivers/net/wan/lapbether.c:460

but task is already holding lock:
ffff88806d338d28 (&dev->lock){+.+.}-{4:4}, at: netdev_lock include/linux/netdevice.h:2731 [inline]
ffff88806d338d28 (&dev->lock){+.+.}-{4:4}, at: netdev_lock_ops include/net/netdev_lock.h:40 [inline]
ffff88806d338d28 (&dev->lock){+.+.}-{4:4}, at: dev_change_flags+0x120/0x270 net/core/dev_api.c:67

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

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

 *** DEADLOCK ***

 May be due to missing lock nesting notation

2 locks held by dhcpcd/5502:
 #0: ffffffff8fed6908 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:130 [inline]
 #0: ffffffff8fed6908 (rtnl_mutex){+.+.}-{4:4}, at: devinet_ioctl+0x34c/0x1d80 net/ipv4/devinet.c:1121
 #1: ffff88806d338d28 (&dev->lock){+.+.}-{4:4}, at: netdev_lock include/linux/netdevice.h:2731 [inline]
 #1: ffff88806d338d28 (&dev->lock){+.+.}-{4:4}, at: netdev_lock_ops include/net/netdev_lock.h:40 [inline]
 #1: ffff88806d338d28 (&dev->lock){+.+.}-{4:4}, at: dev_change_flags+0x120/0x270 net/core/dev_api.c:67

stack backtrace:
CPU: 1 UID: 0 PID: 5502 Comm: dhcpcd Not tainted 6.14.0-rc5-syzkaller-01183-g40587f749df2 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 print_deadlock_bug+0x483/0x620 kernel/locking/lockdep.c:3039
 check_deadlock kernel/locking/lockdep.c:3091 [inline]
 validate_chain+0x15e2/0x5920 kernel/locking/lockdep.c:3893
 __lock_acquire+0x1397/0x2100 kernel/locking/lockdep.c:5228
 lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5851
 __mutex_lock_common kernel/locking/mutex.c:585 [inline]
 __mutex_lock+0x19c/0x1010 kernel/locking/mutex.c:730
 netdev_lock include/linux/netdevice.h:2731 [inline]
 netif_napi_add_weight include/linux/netdevice.h:2763 [inline]
 lapbeth_new_device drivers/net/wan/lapbether.c:415 [inline]
 lapbeth_device_event+0x766/0xa20 drivers/net/wan/lapbether.c:460
 notifier_call_chain+0x1a5/0x3f0 kernel/notifier.c:85
 __dev_notify_flags+0x207/0x400
 netif_change_flags+0xf0/0x1a0 net/core/dev.c:9443
 dev_change_flags+0x146/0x270 net/core/dev_api.c:68
 devinet_ioctl+0xea2/0x1d80 net/ipv4/devinet.c:1200
 inet_ioctl+0x3d7/0x4f0 net/ipv4/af_inet.c:1001
 sock_do_ioctl+0x158/0x460 net/socket.c:1190
 sock_ioctl+0x626/0x8e0 net/socket.c:1309
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:906 [inline]
 __se_sys_ioctl+0xf5/0x170 fs/ioctl.c:892
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f8225406d49
Code: 5c c3 48 8d 44 24 08 48 89 54 24 e0 48 89 44 24 c0 48 8d 44 24 d0 48 89 44 24 c8 b8 10 00 00 00 c7 44 24 b8 10 00 00 00 0f 05 <41> 89 c0 3d 00 f0 ff ff 76 10 48 8b 15 ae 60 0d 00 f7 d8 41 83 c8
RSP: 002b:00007ffe9fa2a208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f82253386c0 RCX: 00007f8225406d49
RDX: 00007ffe9fa3a3f8 RSI: 0000000000008914 RDI: 0000000000000005
RBP: 00007ffe9fa4a5b8 R08: 00007ffe9fa3a3b8 R09: 00007ffe9fa3a368
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffe9fa3a3f8 R14: 0000000000000028 R15: 0000000000008914
 </TASK>

final repro crashed as (corrupted=false):
============================================
WARNING: possible recursive locking detected
6.14.0-rc5-syzkaller-01183-g40587f749df2 #0 Not tainted
--------------------------------------------
dhcpcd/5502 is trying to acquire lock:
ffff888031a78d28 (&dev->lock){+.+.}-{4:4}, at: netdev_lock include/linux/netdevice.h:2731 [inline]
ffff888031a78d28 (&dev->lock){+.+.}-{4:4}, at: netif_napi_add_weight include/linux/netdevice.h:2763 [inline]
ffff888031a78d28 (&dev->lock){+.+.}-{4:4}, at: lapbeth_new_device drivers/net/wan/lapbether.c:415 [inline]
ffff888031a78d28 (&dev->lock){+.+.}-{4:4}, at: lapbeth_device_event+0x766/0xa20 drivers/net/wan/lapbether.c:460

but task is already holding lock:
ffff88806d338d28 (&dev->lock){+.+.}-{4:4}, at: netdev_lock include/linux/netdevice.h:2731 [inline]
ffff88806d338d28 (&dev->lock){+.+.}-{4:4}, at: netdev_lock_ops include/net/netdev_lock.h:40 [inline]
ffff88806d338d28 (&dev->lock){+.+.}-{4:4}, at: dev_change_flags+0x120/0x270 net/core/dev_api.c:67

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

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

 *** DEADLOCK ***

 May be due to missing lock nesting notation

2 locks held by dhcpcd/5502:
 #0: ffffffff8fed6908 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:130 [inline]
 #0: ffffffff8fed6908 (rtnl_mutex){+.+.}-{4:4}, at: devinet_ioctl+0x34c/0x1d80 net/ipv4/devinet.c:1121
 #1: ffff88806d338d28 (&dev->lock){+.+.}-{4:4}, at: netdev_lock include/linux/netdevice.h:2731 [inline]
 #1: ffff88806d338d28 (&dev->lock){+.+.}-{4:4}, at: netdev_lock_ops include/net/netdev_lock.h:40 [inline]
 #1: ffff88806d338d28 (&dev->lock){+.+.}-{4:4}, at: dev_change_flags+0x120/0x270 net/core/dev_api.c:67

stack backtrace:
CPU: 1 UID: 0 PID: 5502 Comm: dhcpcd Not tainted 6.14.0-rc5-syzkaller-01183-g40587f749df2 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 print_deadlock_bug+0x483/0x620 kernel/locking/lockdep.c:3039
 check_deadlock kernel/locking/lockdep.c:3091 [inline]
 validate_chain+0x15e2/0x5920 kernel/locking/lockdep.c:3893
 __lock_acquire+0x1397/0x2100 kernel/locking/lockdep.c:5228
 lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5851
 __mutex_lock_common kernel/locking/mutex.c:585 [inline]
 __mutex_lock+0x19c/0x1010 kernel/locking/mutex.c:730
 netdev_lock include/linux/netdevice.h:2731 [inline]
 netif_napi_add_weight include/linux/netdevice.h:2763 [inline]
 lapbeth_new_device drivers/net/wan/lapbether.c:415 [inline]
 lapbeth_device_event+0x766/0xa20 drivers/net/wan/lapbether.c:460
 notifier_call_chain+0x1a5/0x3f0 kernel/notifier.c:85
 __dev_notify_flags+0x207/0x400
 netif_change_flags+0xf0/0x1a0 net/core/dev.c:9443
 dev_change_flags+0x146/0x270 net/core/dev_api.c:68
 devinet_ioctl+0xea2/0x1d80 net/ipv4/devinet.c:1200
 inet_ioctl+0x3d7/0x4f0 net/ipv4/af_inet.c:1001
 sock_do_ioctl+0x158/0x460 net/socket.c:1190
 sock_ioctl+0x626/0x8e0 net/socket.c:1309
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:906 [inline]
 __se_sys_ioctl+0xf5/0x170 fs/ioctl.c:892
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f8225406d49
Code: 5c c3 48 8d 44 24 08 48 89 54 24 e0 48 89 44 24 c0 48 8d 44 24 d0 48 89 44 24 c8 b8 10 00 00 00 c7 44 24 b8 10 00 00 00 0f 05 <41> 89 c0 3d 00 f0 ff ff 76 10 48 8b 15 ae 60 0d 00 f7 d8 41 83 c8
RSP: 002b:00007ffe9fa2a208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f82253386c0 RCX: 00007f8225406d49
RDX: 00007ffe9fa3a3f8 RSI: 0000000000008914 RDI: 0000000000000005
RBP: 00007ffe9fa4a5b8 R08: 00007ffe9fa3a3b8 R09: 00007ffe9fa3a368
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffe9fa3a3f8 R14: 0000000000000028 R15: 0000000000008914
 </TASK>