Warning: Permanently added '10.128.0.126' (ECDSA) to the list of known hosts.
2019/10/09 10:01:53 fuzzer started
2019/10/09 10:01:53 dialing manager at 10.128.0.248:59866
2019/10/09 10:01:53 syscalls: 496
2019/10/09 10:01:53 code coverage: enabled
2019/10/09 10:01:53 comparison tracing: enabled
2019/10/09 10:01:53 extra coverage: support is not implemented in syzkaller
2019/10/09 10:01:53 setuid sandbox: support is not implemented in syzkaller
2019/10/09 10:01:53 namespace sandbox: support is not implemented in syzkaller
2019/10/09 10:01:53 Android sandbox: support is not implemented in syzkaller
2019/10/09 10:01:53 fault injection: support is not implemented in syzkaller
2019/10/09 10:01:53 leak checking: support is not implemented in syzkaller
2019/10/09 10:01:53 net packet injection: enabled
2019/10/09 10:01:53 net device setup: support is not implemented in syzkaller
2019/10/09 10:01:53 concurrency sanitizer: support is not implemented in syzkaller
10:01:53 executing program 0:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
readv(r0, &(0x7f0000000740)=[{0x0}, {&(0x7f00000001c0)=""/244, 0xf4}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}], 0x7)
r1 = dup(r0)
r2 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r2, 0x0, 0x73a0d56, 0x0, 0x0, 0x800e00549)
shutdown(r1, 0x0)
r3 = dup(r2)
getpgrp(0x0)
recvfrom$inet(r3, 0x0, 0xe5, 0x2, 0x0, 0x800e00551)
shutdown(r3, 0x0)

10:01:53 executing program 1:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
r1 = dup(r0)
recvmsg(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000001600)=[{&(0x7f0000000080)=""/157, 0x9d}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}], 0x9, 0x0}, 0x0)
r2 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r2, 0x0, 0x4e5cc83, 0x0, 0x0, 0x800e00549)
shutdown(r0, 0x0)
getsockopt$inet6_int(0xffffffffffffffff, 0x29, 0x0, 0x0, 0x0)
recvfrom$inet(r2, 0x0, 0x3c7, 0x0, 0x0, 0x800e00545)
shutdown(r2, 0x0)

10:01:53 executing program 2:
poll(&(0x7f0000000080), 0x200000000000001a, 0x42)
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r0, 0x0, 0xfd1d, 0x0, 0x0, 0x800e00509)
r1 = dup(r0)
r2 = socket$inet_udplite(0x2, 0x2, 0x88)
dup2(r1, r2)
close(r0)
recvfrom$inet(r2, 0x0, 0xccf3, 0x0, 0x0, 0x800e0050e)
shutdown(r2, 0x0)

login: panic: Assertion in_epoch(net_epoch_preempt) failed at /syzkaller/managers/main/kernel/sys/net/if.c:3827
cpuid = 0
time = 1570615314
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe0022a565b0
vpanic() at vpanic+0x1e0/frame 0xfffffe0022a56610
panic() at panic+0x43/frame 0xfffffe0022a56670
if_setlladdr() at if_setlladdr+0x34c/frame 0xfffffe0022a566e0
ifhwioctl() at ifhwioctl+0x9e0/frame 0xfffffe0022a56770
ifioctl() at ifioctl+0x4c2/frame 0xfffffe0022a56840
kern_ioctl() at kern_ioctl+0x465/frame 0xfffffe0022a568b0
sys_ioctl() at sys_ioctl+0x267/frame 0xfffffe0022a56980
amd64_syscall() at amd64_syscall+0x477/frame 0xfffffe0022a56ab0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe0022a56ab0
--- syscall (54, FreeBSD ELF64, sys_ioctl), rip = 0x8004882ca, rsp = 0x7fffffffe428, rbp = 0x7fffffffe470 ---
KDB: enter: panic
[ thread pid 762 tid 100082 ]
Stopped at      kdb_enter+0x6a: movq    $0,kdb_why