Warning: Permanently added '10.128.0.140' (ECDSA) to the list of known hosts.
2019/10/09 07:59:37 fuzzer started
2019/10/09 07:59:37 dialing manager at 10.128.0.248:59866
2019/10/09 07:59:38 syscalls: 496
2019/10/09 07:59:38 code coverage: enabled
2019/10/09 07:59:38 comparison tracing: enabled
2019/10/09 07:59:38 extra coverage: support is not implemented in syzkaller
2019/10/09 07:59:38 setuid sandbox: support is not implemented in syzkaller
2019/10/09 07:59:38 namespace sandbox: support is not implemented in syzkaller
2019/10/09 07:59:38 Android sandbox: support is not implemented in syzkaller
2019/10/09 07:59:38 fault injection: support is not implemented in syzkaller
2019/10/09 07:59:38 leak checking: support is not implemented in syzkaller
2019/10/09 07:59:38 net packet injection: enabled
2019/10/09 07:59:38 net device setup: support is not implemented in syzkaller
2019/10/09 07:59:38 concurrency sanitizer: support is not implemented in syzkaller
07:59:38 executing program 0:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
recvmsg(r0, &(0x7f0000000280)={0x0, 0x2e0, &(0x7f0000000600)=[{&(0x7f00000002c0)=""/19, 0x13}], 0x1, 0x0, 0x359}, 0x0)
r1 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r1, 0x0, 0xccf3, 0x0, 0x0, 0x800e00546)
shutdown(r0, 0x0)
r2 = socket$inet_udplite(0x2, 0x2, 0x88)
recvmsg(r2, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000340)=[{&(0x7f00000001c0)=""/142, 0x8e}], 0x1, 0x0}, 0x0)
r3 = dup(r2)
r4 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r4, 0x0, 0xccf3, 0x0, 0x0, 0x800e0053d)
shutdown(r3, 0x0)
r5 = socket$inet6_sctp(0x1c, 0x5, 0x84)
readv(r5, &(0x7f0000000640)=[{&(0x7f0000000100)=""/148, 0x94}, {0x0}, {0x0}], 0x3)
shutdown(r4, 0x0)
shutdown(r1, 0x0)

07:59:38 executing program 1:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
ppoll(&(0x7f00000001c0)=[{}, {r0, 0x40}], 0x2, &(0x7f0000000200)={0x77}, &(0x7f0000000240), 0x8)
r1 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r1, 0x0, 0xfe72, 0x0, 0x0, 0x800e00516)
shutdown(r0, 0x0)
r2 = socket$inet_udplite(0x2, 0x2, 0x88)
r3 = socket$inet_udp(0x2, 0x2, 0x0)
r4 = dup2(r2, r3)
setsockopt(r3, 0x0, 0x0, 0x0, 0x0)
recvfrom$inet(r4, 0x0, 0xffffff27, 0x0, 0x0, 0x800e0050e)
shutdown(r1, 0x0)
shutdown(r2, 0x0)

07:59:38 executing program 2:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
readv(r0, &(0x7f00000006c0)=[{&(0x7f00000000c0)=""/173, 0xad}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}], 0x6)
r1 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r1, 0x0, 0xfd1d, 0x0, 0x0, 0x800e00515)
shutdown(r0, 0x0)
r2 = socket$inet_udplite(0x2, 0x2, 0x88)
setsockopt$sock_timeval(r2, 0xffff, 0x1006, &(0x7f0000000000)={0x100}, 0x12f)
recvfrom$inet(r2, &(0x7f0000000180)=""/231, 0xe7, 0xc0, 0x0, 0x0)
recvfrom$inet(r2, 0x0, 0xccf3, 0x0, 0x0, 0x800e0051e)
shutdown(r1, 0x0)
shutdown(r2, 0x0)

07:59:38 executing program 3:
poll(&(0x7f0000000080)=[{}, {}], 0x2, 0x2000000000000050)
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r0, 0x0, 0xff5b, 0x0, 0x0, 0x800e004c7)
ppoll(0x0, 0x0, 0x0, 0x0, 0x0)
shutdown(r0, 0x0)

login: panic: Assertion in_epoch(net_epoch_preempt) failed at /syzkaller/managers/main/kernel/sys/net/if.c:3827
cpuid = 0
time = 1570607978
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe00242fe5b0
vpanic() at vpanic+0x1e0/frame 0xfffffe00242fe610
panic() at panic+0x43/frame 0xfffffe00242fe670
if_setlladdr() at if_setlladdr+0x34c/frame 0xfffffe00242fe6e0
ifhwioctl() at ifhwioctl+0x9e0/frame 0xfffffe00242fe770
ifioctl() at ifioctl+0x4c2/frame 0xfffffe00242fe840
kern_ioctl() at kern_ioctl+0x465/frame 0xfffffe00242fe8b0
sys_ioctl() at sys_ioctl+0x267/frame 0xfffffe00242fe980
amd64_syscall() at amd64_syscall+0x477/frame 0xfffffe00242feab0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe00242feab0
--- syscall (54, FreeBSD ELF64, sys_ioctl), rip = 0x8004882ca, rsp = 0x7fffffffe428, rbp = 0x7fffffffe470 ---
KDB: enter: panic
[ thread pid 768 tid 100116 ]
Stopped at      kdb_enter+0x6a: movq    $0,kdb_why