Warning: Permanently added '10.128.0.143' (ECDSA) to the list of known hosts.
2019/10/09 02:57:10 fuzzer started
2019/10/09 02:57:10 dialing manager at 10.128.0.248:59871
2019/10/09 02:57:10 syscalls: 496
2019/10/09 02:57:10 code coverage: enabled
2019/10/09 02:57:10 comparison tracing: enabled
2019/10/09 02:57:10 extra coverage: support is not implemented in syzkaller
2019/10/09 02:57:10 setuid sandbox: support is not implemented in syzkaller
2019/10/09 02:57:10 namespace sandbox: support is not implemented in syzkaller
2019/10/09 02:57:10 Android sandbox: support is not implemented in syzkaller
2019/10/09 02:57:10 fault injection: support is not implemented in syzkaller
2019/10/09 02:57:10 leak checking: support is not implemented in syzkaller
2019/10/09 02:57:10 net packet injection: enabled
2019/10/09 02:57:10 net device setup: support is not implemented in syzkaller
2019/10/09 02:57:10 concurrency sanitizer: support is not implemented in syzkaller
02:57:10 executing program 0:
poll(&(0x7f00000000c0)=[{}], 0x1, 0x7f)
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f00000004c0)={{0xffffffff284002a1, 0xffffffffffffffff}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000040)={{0xffffffff2840029e}})

02:57:10 executing program 1:
freebsd11_mknod(&(0x7f00000000c0)='./file0\x00', 0x1000, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x0, 0x0)
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f00000002c0)={{0xffffffff2840029c}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f00000001c0)={{0xffffffff284002cb}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000100)={{0xffffffff2840029a}})
open$dir(&(0x7f0000000000)='./file0\x00', 0x40000400000002c2, 0x0)

02:57:10 executing program 2:
poll(&(0x7f00000000c0)=[{}], 0x1, 0xff)
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000000)={{0xffffffff2840029e}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000200)={{0xffffffff2840029b}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000340)={{0xffffffff284002ca}})

02:57:10 executing program 3:
ppoll(&(0x7f0000000080)=[{}, {}, {}, {}, {}], 0x5, 0x0, 0x0, 0x0)
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f00000003c0)={{0xffffffff284002cb}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000040)={{0xffffffff2840029e}})

panic: Assertion in_epoch(net_epoch_preempt) failed at /syzkaller/managers/i386/kernel/sys/net/if.c:3827
cpuid = 0
time = 1570589830
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe002429f5b0
vpanic() at vpanic+0x1e0/frame 0xfffffe002429f610
panic() at panic+0x43/frame 0xfffffe002429f670
if_setlladdr() at if_setlladdr+0x34c/frame 0xfffffe002429f6e0
ifhwioctl() at ifhwioctl+0x9e0/frame 0xfffffe002429f770
ifioctl() at ifioctl+0x4c2/frame 0xfffffe002429f840
kern_ioctl() at kern_ioctl+0x465/frame 0xfffffe002429f8b0
sys_ioctl() at sys_ioctl+0x267/frame 0xfffffe002429f980
amd64_syscall() at amd64_syscall+0x477/frame 0xfffffe002429fab0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe002429fab0
--- syscall (54, FreeBSD ELF64, sys_ioctl), rip = 0x8004882ca, rsp = 0x7fffffffe428, rbp = 0x7fffffffe470 ---
KDB: enter: panic
[ thread pid 769 tid 100097 ]
Stopped at      kdb_enter+0x6a: movq    $0,kdb_why