Warning: Permanently added '10.128.0.170' (ECDSA) to the list of known hosts.
2019/10/09 08:32:53 fuzzer started
2019/10/09 08:32:53 dialing manager at 10.128.0.248:59866
2019/10/09 08:32:53 syscalls: 496
2019/10/09 08:32:53 code coverage: enabled
2019/10/09 08:32:53 comparison tracing: enabled
2019/10/09 08:32:53 extra coverage: support is not implemented in syzkaller
2019/10/09 08:32:53 setuid sandbox: support is not implemented in syzkaller
2019/10/09 08:32:53 namespace sandbox: support is not implemented in syzkaller
2019/10/09 08:32:53 Android sandbox: support is not implemented in syzkaller
2019/10/09 08:32:53 fault injection: support is not implemented in syzkaller
2019/10/09 08:32:53 leak checking: support is not implemented in syzkaller
2019/10/09 08:32:53 net packet injection: enabled
2019/10/09 08:32:53 net device setup: support is not implemented in syzkaller
2019/10/09 08:32:53 concurrency sanitizer: support is not implemented in syzkaller
08:32:53 executing program 0:
r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1)
syz_emit_ethernet(0xd0, &(0x7f0000000200)={@broadcast, @broadcast, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x30, 0x0, 0x0, 0x0, 0x1, 0x0, @remote={0xac, 0x223}}, @icmp=@parameter_prob={0x5, 0x0, 0x0, 0x0, 0x0, 0x0, {0x5, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={0xac, 0x223}, @empty=0x1000000}}}}}})
setsockopt$inet_mreqsrc(r0, 0x0, 0x49, 0x0, 0x0)
recvfrom$inet(r0, 0x0, 0x0, 0x0, 0x0, 0x800e00835)

08:32:53 executing program 1:
poll(0x0, 0x0, 0x40)
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r0, 0x0, 0xfe05, 0x0, 0x0, 0x800e00515)
fcntl$dupfd(r0, 0x0, r0)
recvfrom$inet(r0, 0x0, 0xfffffd64, 0x0, 0x0, 0x800e00649)
shutdown(r0, 0x0)

08:32:53 executing program 2:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
unlinkat(0xffffffffffffffff, 0x0, 0x0)
recvfrom$inet(r0, 0x0, 0xd248eaae, 0x0, 0x0, 0x800e006ea)
shutdown(r0, 0x0)

08:32:53 executing program 3:
recvfrom$inet(0xffffffffffffffff, 0x0, 0x24f, 0x0, 0x0, 0x800e0042e)
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
r1 = dup(r0)
readv(r1, &(0x7f0000000500)=[{&(0x7f0000000280)=""/215, 0xd7}, {0x0}], 0x2)
r2 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r2, 0x0, 0xfd1d, 0x0, 0x0, 0x800e00505)
shutdown(r1, 0x0)
r3 = socket$inet_udplite(0x2, 0x2, 0x88)
recvmsg(r3, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f00000024c0)=""/8, 0x8}], 0x1, 0x0}, 0x42)
r4 = dup(r3)
r5 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r5, 0x0, 0xccf3, 0x0, 0x0, 0x800e0050e)
shutdown(r4, 0x0)
r6 = socket$inet_udp(0x2, 0x2, 0x0)
recvmsg(r6, &(0x7f0000000940)={0x0, 0x0, &(0x7f0000000800)=[{&(0x7f0000000200)=""/1, 0x1}], 0x1, 0x0}, 0x0)
shutdown(r5, 0x0)
shutdown(r2, 0x0)

panic: Assertion in_epoch(net_epoch_preempt) failed at /syzkaller/managers/main/kernel/sys/net/if.c:3827
cpuid = 1
time = 1570609973
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe00242955b0
vpanic() at vpanic+0x1e0/frame 0xfffffe0024295610
panic() at panic+0x43/frame 0xfffffe0024295670
if_setlladdr() at if_setlladdr+0x34c/frame 0xfffffe00242956e0
ifhwioctl() at ifhwioctl+0x9e0/frame 0xfffffe0024295770
ifioctl() at ifioctl+0x4c2/frame 0xfffffe0024295840
kern_ioctl() at kern_ioctl+0x465/frame 0xfffffe00242958b0
sys_ioctl() at sys_ioctl+0x267/frame 0xfffffe0024295980
amd64_syscall() at amd64_syscall+0x477/frame 0xfffffe0024295ab0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe0024295ab0
--- syscall (54, FreeBSD ELF64, sys_ioctl), rip = 0x8004882ca, rsp = 0x7fffffffe428, rbp = 0x7fffffffe470 ---
KDB: enter: panic
[ thread pid 764 tid 100095 ]
Stopped at      kdb_enter+0x6a: movq    $0,kdb_why