Warning: Permanently added '10.128.0.15' (ECDSA) to the list of known hosts.
2019/10/09 07:27:41 fuzzer started
2019/10/09 07:27:41 dialing manager at 10.128.0.248:59866
2019/10/09 07:27:41 syscalls: 496
2019/10/09 07:27:41 code coverage: enabled
2019/10/09 07:27:41 comparison tracing: enabled
2019/10/09 07:27:41 extra coverage: support is not implemented in syzkaller
2019/10/09 07:27:41 setuid sandbox: support is not implemented in syzkaller
2019/10/09 07:27:41 namespace sandbox: support is not implemented in syzkaller
2019/10/09 07:27:41 Android sandbox: support is not implemented in syzkaller
2019/10/09 07:27:41 fault injection: support is not implemented in syzkaller
2019/10/09 07:27:41 leak checking: support is not implemented in syzkaller
2019/10/09 07:27:41 net packet injection: enabled
2019/10/09 07:27:41 net device setup: support is not implemented in syzkaller
2019/10/09 07:27:41 concurrency sanitizer: support is not implemented in syzkaller
07:27:41 executing program 0:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000000), &(0x7f0000000000), 0x0)
dup2(r0, r0)
recvfrom$inet(r0, 0x0, 0x2d, 0x0, 0x0, 0x800e00620)
shutdown(r0, 0x0)

07:27:41 executing program 1:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
readv(r0, &(0x7f00000009c0)=[{&(0x7f0000000a40)=""/173, 0xad}, {0x0}, {0x0}, {0x0}, {0x0}], 0x5)
r1 = dup(r0)
r2 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r2, 0x0, 0xfd1d, 0x0, 0x0, 0x800e00496)
shutdown(r1, 0x0)
shutdown(0xffffffffffffffff, 0x0)
connect$inet(0xffffffffffffffff, 0x0, 0x0)
shutdown(r2, 0x0)

07:27:41 executing program 2:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
recvmsg(r0, &(0x7f0000000800)={0x0, 0x0, &(0x7f0000000700)=[{&(0x7f0000000040)=""/17, 0x11}, {0x0}, {0x0}], 0x3, 0x0}, 0x0)
r1 = dup(r0)
r2 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r2, 0x0, 0x245, 0x0, 0x0, 0x800e00512)
shutdown(r1, 0x0)
dup(r0)
recvfrom$inet(r2, 0x0, 0x1789836bed901fc7, 0x2, 0x0, 0x800e0050e)
shutdown(r2, 0x0)

07:27:41 executing program 3:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
recvmsg(r0, &(0x7f0000000980)={0x0, 0x0, &(0x7f0000000880)=[{&(0x7f00000001c0)=""/52, 0x34}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}], 0x6, 0x0}, 0x0)
r1 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r1, 0x0, 0xfd1d, 0x0, 0x0, 0x800e00505)
shutdown(r0, 0x0)
r2 = dup(r1)
setsockopt$sock_timeval(r1, 0xffff, 0x1006, &(0x7f0000000000)={0x4}, 0x10)
r3 = socket$inet_udplite(0x2, 0x2, 0x88)
dup2(r2, r3)
mmap(&(0x7f0000ffc000/0x3000)=nil, 0x3000, 0x76276a01b93c2c26, 0x10, r2, 0x0)
recvfrom$inet(r3, 0x0, 0xccf3, 0x0, 0x0, 0x800e0050e)
shutdown(r2, 0x0)

panic: Assertion in_epoch(net_epoch_preempt) failed at /syzkaller/managers/main/kernel/sys/net/if.c:3827
cpuid = 0
time = 1570606061
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe0022ab05b0
vpanic() at vpanic+0x1e0/frame 0xfffffe0022ab0610
panic() at panic+0x43/frame 0xfffffe0022ab0670
if_setlladdr() at if_setlladdr+0x34c/frame 0xfffffe0022ab06e0
ifhwioctl() at ifhwioctl+0x9e0/frame 0xfffffe0022ab0770
ifioctl() at ifioctl+0x4c2/frame 0xfffffe0022ab0840
kern_ioctl() at kern_ioctl+0x465/frame 0xfffffe0022ab08b0
sys_ioctl() at sys_ioctl+0x267/frame 0xfffffe0022ab0980
amd64_syscall() at amd64_syscall+0x477/frame 0xfffffe0022ab0ab0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe0022ab0ab0
--- syscall (54, FreeBSD ELF64, sys_ioctl), rip = 0x8004882ca, rsp = 0x7fffffffe428, rbp = 0x7fffffffe470 ---
KDB: enter: panic
[ thread pid 764 tid 100100 ]
Stopped at      kdb_enter+0x6a: movq    $0,kdb_why