Warning: Permanently added '10.128.0.34' (ECDSA) to the list of known hosts.
2019/10/09 08:41:05 fuzzer started
2019/10/09 08:41:05 dialing manager at 10.128.0.248:59871
2019/10/09 08:41:05 syscalls: 496
2019/10/09 08:41:05 code coverage: enabled
2019/10/09 08:41:05 comparison tracing: enabled
2019/10/09 08:41:05 extra coverage: support is not implemented in syzkaller
2019/10/09 08:41:05 setuid sandbox: support is not implemented in syzkaller
2019/10/09 08:41:05 namespace sandbox: support is not implemented in syzkaller
2019/10/09 08:41:05 Android sandbox: support is not implemented in syzkaller
2019/10/09 08:41:05 fault injection: support is not implemented in syzkaller
2019/10/09 08:41:05 leak checking: support is not implemented in syzkaller
2019/10/09 08:41:05 net packet injection: enabled
2019/10/09 08:41:05 net device setup: support is not implemented in syzkaller
2019/10/09 08:41:05 concurrency sanitizer: support is not implemented in syzkaller
08:41:05 executing program 0:
clock_nanosleep(0x0, 0x0, &(0x7f0000000280)={0x0, 0x20efdcc8}, &(0x7f00000002c0))
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000040)={{0xffffffff284002a5}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000180)={{0xffffffff2840029c}})

08:41:05 executing program 1:
nanosleep(&(0x7f00000000c0)={0x400}, 0x0)
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000000)={{0xffffffff2840029e}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000080)={{0xffffffff2840029b}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000040)={{0xffffffff28400299}})

08:41:05 executing program 2:
pipe2(&(0x7f0000000000)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x0)
poll(&(0x7f00000000c0)=[{}, {}, {}, {}, {r0}], 0x5, 0x172)
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000040)={{0xffffffff284002a2}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000080)={{0xffffffff284002cb}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f00000000c0)={{0xffffffff284002e3}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000200)={{0xffffffff2840029c}})

08:41:05 executing program 3:
r0 = open$dir(&(0x7f0000000000)='./file0\x00', 0x40000400000002c2, 0x0)
pwritev(r0, &(0x7f0000000080)=[{&(0x7f00000006c0), 0x100000}], 0x4, 0x0)
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000080)={{0xffffffff284002a5}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000040)={{0xffffffff284002d2}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f00000000c0)={{0xffffffff284002a2}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000100)={{0xfffffdff2840029d}})

login: panic: Assertion in_epoch(net_epoch_preempt) failed at /syzkaller/managers/i386/kernel/sys/net/if.c:3827
cpuid = 1
time = 1570610465
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe00242f15b0
vpanic() at vpanic+0x1e0/frame 0xfffffe00242f1610
panic() at panic+0x43/frame 0xfffffe00242f1670
if_setlladdr() at if_setlladdr+0x34c/frame 0xfffffe00242f16e0
ifhwioctl() at ifhwioctl+0x9e0/frame 0xfffffe00242f1770
ifioctl() at ifioctl+0x4c2/frame 0xfffffe00242f1840
kern_ioctl() at kern_ioctl+0x465/frame 0xfffffe00242f18b0
sys_ioctl() at sys_ioctl+0x267/frame 0xfffffe00242f1980
amd64_syscall() at amd64_syscall+0x477/frame 0xfffffe00242f1ab0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe00242f1ab0
--- syscall (54, FreeBSD ELF64, sys_ioctl), rip = 0x8004882ca, rsp = 0x7fffffffe428, rbp = 0x7fffffffe470 ---
KDB: enter: panic
[ thread pid 763 tid 100113 ]
Stopped at      kdb_enter+0x6a: movq    $0,kdb_why