Warning: Permanently added '10.128.10.0' (ECDSA) to the list of known hosts.
2019/10/09 06:55:30 fuzzer started
2019/10/09 06:55:30 dialing manager at 10.128.0.248:59866
2019/10/09 06:55:30 syscalls: 496
2019/10/09 06:55:30 code coverage: enabled
2019/10/09 06:55:30 comparison tracing: enabled
2019/10/09 06:55:30 extra coverage: support is not implemented in syzkaller
2019/10/09 06:55:30 setuid sandbox: support is not implemented in syzkaller
2019/10/09 06:55:30 namespace sandbox: support is not implemented in syzkaller
2019/10/09 06:55:30 Android sandbox: support is not implemented in syzkaller
2019/10/09 06:55:30 fault injection: support is not implemented in syzkaller
2019/10/09 06:55:30 leak checking: support is not implemented in syzkaller
2019/10/09 06:55:30 net packet injection: enabled
2019/10/09 06:55:30 net device setup: support is not implemented in syzkaller
2019/10/09 06:55:30 concurrency sanitizer: support is not implemented in syzkaller
06:55:31 executing program 0:
poll(&(0x7f0000001040)=[{}, {}, {}], 0x3, 0x8000000000047)
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r0, 0x0, 0xffffffc7, 0x0, 0x0, 0x800e00507)
r1 = dup(r0)
sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000000), &(0x7f0000000000), 0x0)
recvfrom$inet(r0, 0x0, 0x56e1, 0x2, 0x0, 0x800e0050e)
shutdown(r1, 0x0)

06:55:31 executing program 1:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r0, &(0x7f0000000040)=""/87, 0x57, 0x42, 0x0, 0x0)
r1 = dup(r0)
r2 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r2, 0x0, 0xfd1d, 0x0, 0x0, 0x800e00512)
shutdown(r1, 0x0)
mmap(&(0x7f0000ffc000/0x2000)=nil, 0x2000, 0x4, 0x10, r0, 0x0)
recvfrom$inet(r2, 0x0, 0x22b41b9a8748ae6e, 0x0, 0x0, 0x800e0050e)
shutdown(r2, 0x0)

06:55:31 executing program 2:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
msync(&(0x7f0000ffa000/0x1000)=nil, 0x1000, 0x0)
recvfrom$inet(r0, 0x0, 0x800e7e90, 0x40002, 0x0, 0x800e0071e)
shutdown(r0, 0x0)

06:55:31 executing program 3:
poll(0x0, 0x0, 0x8000000000049)
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r0, 0x0, 0xfffffc53, 0x0, 0x0, 0x800e004de)
r1 = dup(r0)
listen(r0, 0x0)
recvfrom$inet(r0, 0x0, 0x1000001ab, 0x2, 0x0, 0x800e004e1)
shutdown(r1, 0x0)

login: panic: Assertion in_epoch(net_epoch_preempt) failed at /syzkaller/managers/main/kernel/sys/net/if.c:3827
cpuid = 0
time = 1570604131
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe00242315b0
vpanic() at vpanic+0x1e0/frame 0xfffffe0024231610
panic() at panic+0x43/frame 0xfffffe0024231670
if_setlladdr() at if_setlladdr+0x34c/frame 0xfffffe00242316e0
ifhwioctl() at ifhwioctl+0x9e0/frame 0xfffffe0024231770
ifioctl() at ifioctl+0x4c2/frame 0xfffffe0024231840
kern_ioctl() at kern_ioctl+0x465/frame 0xfffffe00242318b0
sys_ioctl() at sys_ioctl+0x267/frame 0xfffffe0024231980
amd64_syscall() at amd64_syscall+0x477/frame 0xfffffe0024231ab0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe0024231ab0
--- syscall (54, FreeBSD ELF64, sys_ioctl), rip = 0x8004882ca, rsp = 0x7fffffffe428, rbp = 0x7fffffffe470 ---
KDB: enter: panic
[ thread pid 766 tid 100075 ]
Stopped at      kdb_enter+0x6a: movq    $0,kdb_why