Warning: Permanently added '10.128.0.129' (ECDSA) to the list of known hosts.
2019/10/09 09:30:08 fuzzer started
2019/10/09 09:30:08 dialing manager at 10.128.0.248:59866
2019/10/09 09:30:08 syscalls: 496
2019/10/09 09:30:08 code coverage: enabled
2019/10/09 09:30:08 comparison tracing: enabled
2019/10/09 09:30:08 extra coverage: support is not implemented in syzkaller
2019/10/09 09:30:08 setuid sandbox: support is not implemented in syzkaller
2019/10/09 09:30:08 namespace sandbox: support is not implemented in syzkaller
2019/10/09 09:30:08 Android sandbox: support is not implemented in syzkaller
2019/10/09 09:30:08 fault injection: support is not implemented in syzkaller
2019/10/09 09:30:08 leak checking: support is not implemented in syzkaller
2019/10/09 09:30:08 net packet injection: enabled
2019/10/09 09:30:08 net device setup: support is not implemented in syzkaller
2019/10/09 09:30:08 concurrency sanitizer: support is not implemented in syzkaller
09:30:08 executing program 0:
r0 = socket$inet6_tcp(0x1c, 0x1, 0x0)
poll(&(0x7f0000000040)=[{r0}], 0x1, 0x4e)
r1 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r1, 0x0, 0x2a80, 0x0, 0x0, 0x800e005ad)
recvfrom$inet(r1, 0x0, 0x1789836bed901fc7, 0x2, 0x0, 0x800e0050e)
shutdown(r1, 0x0)

09:30:08 executing program 1:
r0 = socket$inet_udp(0x2, 0x2, 0x0)
poll(&(0x7f0000000080)=[{r0}, {r0}], 0x2, 0x800000000004c)
r1 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r1, 0x0, 0x24f, 0x0, 0x0, 0x800e00500)
poll(&(0x7f0000000040)=[{}, {}], 0x2, 0xdb)
shutdown(r1, 0x0)

09:30:08 executing program 2:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
recvmsg(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f0000000480)=[{&(0x7f00000000c0)=""/169, 0xa9}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}], 0x7, 0x0}, 0x0)
r1 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r1, 0x0, 0xfffffecb, 0x0, 0x0, 0x800e00515)
shutdown(r0, 0x0)
preadv(r1, &(0x7f0000000180)=[{0x0}, {0x0}, {0x0}, {0x0}], 0x4, 0x0)
recvfrom$inet(r1, 0x0, 0xd172, 0x2, 0x0, 0x800e0050e)
shutdown(r1, 0x0)

09:30:08 executing program 3:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
r1 = getpid()
wait4(r1, 0x0, 0x0, 0x0)
recvfrom$inet(r0, 0x0, 0xff0b, 0x0, 0x0, 0x800e003e1)
shutdown(r0, 0x0)

panic: Assertion in_epoch(net_epoch_preempt) failed at /syzkaller/managers/main/kernel/sys/net/if.c:3827
cpuid = 0
time = 1570613408
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe00242545b0
vpanic() at vpanic+0x1e0/frame 0xfffffe0024254610
panic() at panic+0x43/frame 0xfffffe0024254670
if_setlladdr() at if_setlladdr+0x34c/frame 0xfffffe00242546e0
ifhwioctl() at ifhwioctl+0x9e0/frame 0xfffffe0024254770
ifioctl() at ifioctl+0x4c2/frame 0xfffffe0024254840
kern_ioctl() at kern_ioctl+0x465/frame 0xfffffe00242548b0
sys_ioctl() at sys_ioctl+0x267/frame 0xfffffe0024254980
amd64_syscall() at amd64_syscall+0x477/frame 0xfffffe0024254ab0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe0024254ab0
--- syscall (54, FreeBSD ELF64, sys_ioctl), rip = 0x8004882ca, rsp = 0x7fffffffe428, rbp = 0x7fffffffe470 ---
KDB: enter: panic
[ thread pid 766 tid 100082 ]
Stopped at      kdb_enter+0x6a: movq    $0,kdb_why