Warning: Permanently added '10.128.0.48' (ECDSA) to the list of known hosts.
2019/10/09 10:27:03 fuzzer started
2019/10/09 10:27:03 dialing manager at 10.128.0.248:59866
2019/10/09 10:27:03 syscalls: 496
2019/10/09 10:27:03 code coverage: enabled
2019/10/09 10:27:03 comparison tracing: enabled
2019/10/09 10:27:03 extra coverage: support is not implemented in syzkaller
2019/10/09 10:27:03 setuid sandbox: support is not implemented in syzkaller
2019/10/09 10:27:03 namespace sandbox: support is not implemented in syzkaller
2019/10/09 10:27:03 Android sandbox: support is not implemented in syzkaller
2019/10/09 10:27:03 fault injection: support is not implemented in syzkaller
2019/10/09 10:27:03 leak checking: support is not implemented in syzkaller
2019/10/09 10:27:03 net packet injection: enabled
2019/10/09 10:27:03 net device setup: support is not implemented in syzkaller
2019/10/09 10:27:03 concurrency sanitizer: support is not implemented in syzkaller
10:27:03 executing program 0:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
readv(r0, &(0x7f0000002700)=[{&(0x7f00000000c0)=""/129, 0x81}, {0x0}, {0x0}, {0x0}], 0x4)
r1 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r1, 0x0, 0x8164, 0x0, 0x0, 0x800e00547)
shutdown(r0, 0x0)
r2 = socket$inet_udplite(0x2, 0x2, 0x88)
r3 = socket$inet_udplite(0x2, 0x2, 0x88)
readv(r3, &(0x7f0000000900)=[{&(0x7f0000000100)=""/1, 0x1}, {0x0}, {0x0}], 0x3)
r4 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r4, 0x0, 0x73a0b1b, 0x0, 0x0, 0x800e00549)
shutdown(r3, 0x0)
r5 = socket$inet_udplite(0x2, 0x2, 0x88)
readv(r5, &(0x7f0000000680)=[{&(0x7f0000000140)=""/157, 0x9d}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}], 0x6)
r6 = dup(r5)
r7 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r7, 0x0, 0xccf3, 0x0, 0x0, 0x800e0053d)
shutdown(r6, 0x0)
poll(0x0, 0x0, 0x8001)
shutdown(r7, 0x0)
shutdown(r4, 0x0)
recvfrom$inet(r2, 0x0, 0xffffff2e, 0x0, 0x0, 0x800e00549)
shutdown(r1, 0x0)
shutdown(r2, 0x0)

10:27:03 executing program 1:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
recvmsg(r0, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001380)=[{&(0x7f00000000c0)=""/49, 0x31}, {0x0}, {0x0}], 0x3, 0x0}, 0x0)
r1 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r1, 0x0, 0xfd1d, 0x0, 0x0, 0x800e00516)
shutdown(r0, 0x0)
r2 = socket$inet_udplite(0x2, 0x2, 0x88)
r3 = dup2(r1, r2)
fcntl$setflags(0xffffffffffffffff, 0x2, 0x0)
recvfrom$inet(r3, 0x0, 0xfffffe98, 0x0, 0x0, 0x800e00511)
shutdown(r2, 0x0)

10:27:03 executing program 2:
setsockopt$inet_buf(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000080)="bc", 0x1)
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
readv(r0, &(0x7f0000001740)=[{&(0x7f0000000200)=""/254, 0xfe}], 0x1e)
r1 = dup(r0)
r2 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r2, 0x0, 0x2a80, 0x0, 0x0, 0x800e00506)
shutdown(r1, 0x0)
getrusage(0xffffffffffffffff, &(0x7f0000000140))
recvfrom$inet(r2, 0x0, 0x1789836bed901fc7, 0x2, 0x0, 0x800e0050e)
shutdown(r2, 0x0)

panic: Assertion in_epoch(net_epoch_preempt) failed at /syzkaller/managers/main/kernel/sys/net/if.c:3827
cpuid = 1
time = 1570616823
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe00219fd5b0
vpanic() at vpanic+0x1e0/frame 0xfffffe00219fd610
panic() at panic+0x43/frame 0xfffffe00219fd670
if_setlladdr() at if_setlladdr+0x34c/frame 0xfffffe00219fd6e0
ifhwioctl() at ifhwioctl+0x9e0/frame 0xfffffe00219fd770
ifioctl() at ifioctl+0x4c2/frame 0xfffffe00219fd840
kern_ioctl() at kern_ioctl+0x465/frame 0xfffffe00219fd8b0
sys_ioctl() at sys_ioctl+0x267/frame 0xfffffe00219fd980
amd64_syscall() at amd64_syscall+0x477/frame 0xfffffe00219fdab0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe00219fdab0
--- syscall (54, FreeBSD ELF64, sys_ioctl), rip = 0x8004882ca, rsp = 0x7fffffffe428, rbp = 0x7fffffffe470 ---
KDB: enter: panic
[ thread pid 761 tid 100071 ]
Stopped at      kdb_enter+0x6a: movq    $0,kdb_why