Warning: Permanently added '10.128.0.8' (ECDSA) to the list of known hosts.
2019/10/09 10:07:58 fuzzer started
2019/10/09 10:07:58 dialing manager at 10.128.0.248:59866
2019/10/09 10:07:58 syscalls: 496
2019/10/09 10:07:58 code coverage: enabled
2019/10/09 10:07:58 comparison tracing: enabled
2019/10/09 10:07:58 extra coverage: support is not implemented in syzkaller
2019/10/09 10:07:58 setuid sandbox: support is not implemented in syzkaller
2019/10/09 10:07:58 namespace sandbox: support is not implemented in syzkaller
2019/10/09 10:07:58 Android sandbox: support is not implemented in syzkaller
2019/10/09 10:07:58 fault injection: support is not implemented in syzkaller
2019/10/09 10:07:58 leak checking: support is not implemented in syzkaller
2019/10/09 10:07:58 net packet injection: enabled
2019/10/09 10:07:58 net device setup: support is not implemented in syzkaller
2019/10/09 10:07:58 concurrency sanitizer: support is not implemented in syzkaller
10:07:58 executing program 0:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
readv(r0, &(0x7f0000001680)=[{&(0x7f0000000200)=""/253, 0xfd}, {0x0}, {0x0}], 0x3)
r1 = dup(r0)
r2 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r2, 0x0, 0x73a0b1b, 0x0, 0x0, 0x800e00549)
shutdown(r1, 0x0)
r3 = socket$inet_udplite(0x2, 0x2, 0x88)
recvmsg(r3, &(0x7f0000000880)={0x0, 0x0, &(0x7f0000000cc0)=[{&(0x7f00000008c0)=""/48, 0x30}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}], 0x6, 0x0}, 0x0)
r4 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r4, 0x0, 0xccf3, 0x0, 0x0, 0x800e0053d)
shutdown(r3, 0x0)
readv(r2, &(0x7f0000000140)=[{&(0x7f0000000000)=""/137, 0x89}], 0x1)
shutdown(r4, 0x0)
shutdown(r2, 0x0)

10:07:58 executing program 1:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
readv(r0, &(0x7f0000000080)=[{&(0x7f0000000140)=""/251, 0xfb}], 0x1)
r1 = dup(r0)
r2 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r2, 0x0, 0xa1720495f3f7f40, 0x0, 0x0, 0x800e00516)
shutdown(r1, 0x0)
setsockopt$sock_timeval(r2, 0xffff, 0x1006, &(0x7f00000000c0)={0x0, 0xffff}, 0x10)
ioctl$DIOCRGETASTATS(0xffffffffffffffff, 0xc4504447, 0x0)
recvfrom$inet(r2, 0x0, 0xfefc, 0x0, 0x0, 0x800e00510)
shutdown(r2, 0x0)

10:07:58 executing program 2:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
r1 = dup(r0)
r2 = socket$inet_udplite(0x2, 0x2, 0x88)
dup2(r1, r2)
r3 = socket$inet_udplite(0x2, 0x2, 0x88)
recvmsg(r3, &(0x7f0000001900)={0x0, 0x0, &(0x7f0000002bc0)=[{&(0x7f00000016c0)=""/147, 0x93}, {0x0, 0xfec2}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0, 0x2e8}], 0x8, 0x0}, 0x40002)
r4 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r4, 0x0, 0x893f, 0x0, 0x0, 0x800e00519)
shutdown(r3, 0x0)
recvmsg(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f00000006c0)=""/4096, 0x5df}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}], 0x3, 0x0, 0xfffffcfa}, 0x0)
shutdown(r4, 0x0)
shutdown(r2, 0x0)

panic: Assertion in_epoch(net_epoch_preempt) failed at /syzkaller/managers/main/kernel/sys/net/if.c:3827
cpuid = 1
time = 1570615679
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe0022a925b0
vpanic() at vpanic+0x1e0/frame 0xfffffe0022a92610
panic() at panic+0x43/frame 0xfffffe0022a92670
if_setlladdr() at if_setlladdr+0x34c/frame 0xfffffe0022a926e0
ifhwioctl() at ifhwioctl+0x9e0/frame 0xfffffe0022a92770
ifioctl() at ifioctl+0x4c2/frame 0xfffffe0022a92840
kern_ioctl() at kern_ioctl+0x465/frame 0xfffffe0022a928b0
sys_ioctl() at sys_ioctl+0x267/frame 0xfffffe0022a92980
amd64_syscall() at amd64_syscall+0x477/frame 0xfffffe0022a92ab0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe0022a92ab0
--- syscall (54, FreeBSD ELF64, sys_ioctl), rip = 0x8004882ca, rsp = 0x7fffffffe428, rbp = 0x7fffffffe470 ---
KDB: enter: panic
[ thread pid 766 tid 100094 ]
Stopped at      kdb_enter+0x6a: movq    $0,kdb_why