Warning: Permanently added '10.128.1.58' (ECDSA) to the list of known hosts.
2019/10/09 09:10:44 fuzzer started
2019/10/09 09:10:44 dialing manager at 10.128.0.248:59866
2019/10/09 09:10:44 syscalls: 496
2019/10/09 09:10:44 code coverage: enabled
2019/10/09 09:10:44 comparison tracing: enabled
2019/10/09 09:10:44 extra coverage: support is not implemented in syzkaller
2019/10/09 09:10:44 setuid sandbox: support is not implemented in syzkaller
2019/10/09 09:10:44 namespace sandbox: support is not implemented in syzkaller
2019/10/09 09:10:44 Android sandbox: support is not implemented in syzkaller
2019/10/09 09:10:44 fault injection: support is not implemented in syzkaller
2019/10/09 09:10:44 leak checking: support is not implemented in syzkaller
2019/10/09 09:10:44 net packet injection: enabled
2019/10/09 09:10:44 net device setup: support is not implemented in syzkaller
2019/10/09 09:10:44 concurrency sanitizer: support is not implemented in syzkaller
09:10:44 executing program 0:
r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1)
syz_emit_ethernet(0x2a, &(0x7f0000000000)={@local, @broadcast, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x0, 0x0, @local, @broadcast=0xe0000001}, @icmp=@mask_reply={0x11, 0x500}}}}})
fcntl$getflags(0xffffffffffffffff, 0x1)
recvfrom$inet(r0, 0x0, 0x0, 0x0, 0x0, 0x800e003d0)

09:10:44 executing program 1:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
readv(r0, &(0x7f0000001600)=[{&(0x7f0000000040)=""/86, 0x56}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}], 0x6)
r1 = dup(r0)
r2 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r2, 0x0, 0xfffffef4, 0x0, 0x0, 0x800e00549)
shutdown(r1, 0x0)
r3 = dup(r2)
r4 = socket$inet_udplite(0x2, 0x2, 0x88)
recvmsg(r4, &(0x7f0000001880)={0x0, 0x0, &(0x7f0000000680)=[{&(0x7f00000002c0)=""/41, 0x29}, {0x0}], 0x2, 0x0}, 0x0)
r5 = dup(r4)
r6 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r6, 0x0, 0xbf9d, 0x0, 0x0, 0x800e0053e)
shutdown(r5, 0x0)
ppoll(0x0, 0x0, 0x0, 0x0, 0x0)
shutdown(r6, 0x0)
shutdown(r3, 0x0)

09:10:44 executing program 2:
r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1)
setsockopt$inet_int(r0, 0x0, 0x44, &(0x7f0000000080)=0x79, 0x4)
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}}}}}})
fcntl$getflags(0xffffffffffffffff, 0x83)
recvfrom$inet(r0, 0x0, 0x0, 0x0, 0x0, 0x800e0080e)

09:10:44 executing program 3:
poll(&(0x7f0000000100)=[{}], 0x1, 0x4b)
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r0, 0x0, 0xfd1d, 0x0, 0x0, 0x800e00527)
shutdown(0xffffffffffffffff, 0x0)
shutdown(0xffffffffffffffff, 0x0)
poll(0x0, 0x0, 0x4e)
r1 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r1, 0x0, 0xcfb3abb5, 0x0, 0x0, 0x800e00a4f)
poll(&(0x7f0000000140)=[{r1}, {}, {}], 0x3, 0x100)
shutdown(r0, 0x0)

panic: Assertion in_epoch(net_epoch_preempt) failed at /syzkaller/managers/main/kernel/sys/net/if.c:3827
cpuid = 0
time = 1570612244
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe00242a45b0
vpanic() at vpanic+0x1e0/frame 0xfffffe00242a4610
panic() at panic+0x43/frame 0xfffffe00242a4670
if_setlladdr() at if_setlladdr+0x34c/frame 0xfffffe00242a46e0
ifhwioctl() at ifhwioctl+0x9e0/frame 0xfffffe00242a4770
ifioctl() at ifioctl+0x4c2/frame 0xfffffe00242a4840
kern_ioctl() at kern_ioctl+0x465/frame 0xfffffe00242a48b0
sys_ioctl() at sys_ioctl+0x267/frame 0xfffffe00242a4980
amd64_syscall() at amd64_syscall+0x477/frame 0xfffffe00242a4ab0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe00242a4ab0
--- syscall (54, FreeBSD ELF64, sys_ioctl), rip = 0x8004882ca, rsp = 0x7fffffffe428, rbp = 0x7fffffffe470 ---
KDB: enter: panic
[ thread pid 761 tid 100098 ]
Stopped at      kdb_enter+0x6a: movq    $0,kdb_why