Warning: Permanently added '10.128.15.202' (ECDSA) to the list of known hosts.
2019/10/09 08:53:27 fuzzer started
2019/10/09 08:53:27 dialing manager at 10.128.0.248:59871
2019/10/09 08:53:27 syscalls: 496
2019/10/09 08:53:27 code coverage: enabled
2019/10/09 08:53:27 comparison tracing: enabled
2019/10/09 08:53:27 extra coverage: support is not implemented in syzkaller
2019/10/09 08:53:27 setuid sandbox: support is not implemented in syzkaller
2019/10/09 08:53:27 namespace sandbox: support is not implemented in syzkaller
2019/10/09 08:53:27 Android sandbox: support is not implemented in syzkaller
2019/10/09 08:53:27 fault injection: support is not implemented in syzkaller
2019/10/09 08:53:27 leak checking: support is not implemented in syzkaller
2019/10/09 08:53:27 net packet injection: enabled
2019/10/09 08:53:27 net device setup: support is not implemented in syzkaller
2019/10/09 08:53:27 concurrency sanitizer: support is not implemented in syzkaller
08:53:27 executing program 0:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
read(r0, &(0x7f00000001c0)=""/68, 0x44)
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000000)={{0xffffffff284002e3}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000200)={{0xffffffff284002b7}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000040)={{0xffffffff2840029c}})
shutdown(r0, 0x0)

08:53:27 executing program 1:
poll(&(0x7f0000000180)=[{}, {}], 0x2, 0xff)
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000200)={{0x284002a9}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000180)={{0x284002a3}})

08:53:27 executing program 2:
pipe2(&(0x7f0000000000), 0x0)
poll(&(0x7f00000003c0), 0x3, 0xc7)
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000080)={{0xffffffff284002a3}})

08:53:27 executing program 3:
freebsd10_pipe(&(0x7f0000000000)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
poll(&(0x7f0000000140)=[{r0}], 0x1, 0xc3)
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000040)={{0xffffffff2840029e}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000080)={{0xffffffff2840029b}})

panic: Assertion in_epoch(net_epoch_preempt) failed at /syzkaller/managers/i386/kernel/sys/net/if.c:3827
cpuid = 0
time = 1570611207
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe00242365b0
vpanic() at vpanic+0x1e0/frame 0xfffffe0024236610
panic() at panic+0x43/frame 0xfffffe0024236670
if_setlladdr() at if_setlladdr+0x34c/frame 0xfffffe00242366e0
ifhwioctl() at ifhwioctl+0x9e0/frame 0xfffffe0024236770
ifioctl() at ifioctl+0x4c2/frame 0xfffffe0024236840
kern_ioctl() at kern_ioctl+0x465/frame 0xfffffe00242368b0
sys_ioctl() at sys_ioctl+0x267/frame 0xfffffe0024236980
amd64_syscall() at amd64_syscall+0x477/frame 0xfffffe0024236ab0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe0024236ab0
--- syscall (54, FreeBSD ELF64, sys_ioctl), rip = 0x8004882ca, rsp = 0x7fffffffe428, rbp = 0x7fffffffe470 ---
KDB: enter: panic
[ thread pid 763 tid 100076 ]
Stopped at      kdb_enter+0x6a: movq    $0,kdb_why