Warning: Permanently added '10.128.0.71' (ECDSA) to the list of known hosts.
2019/10/09 10:18:27 fuzzer started
2019/10/09 10:18:27 dialing manager at 10.128.0.248:59871
2019/10/09 10:18:27 syscalls: 496
2019/10/09 10:18:27 code coverage: enabled
2019/10/09 10:18:27 comparison tracing: enabled
2019/10/09 10:18:27 extra coverage: support is not implemented in syzkaller
2019/10/09 10:18:27 setuid sandbox: support is not implemented in syzkaller
2019/10/09 10:18:27 namespace sandbox: support is not implemented in syzkaller
2019/10/09 10:18:27 Android sandbox: support is not implemented in syzkaller
2019/10/09 10:18:27 fault injection: support is not implemented in syzkaller
2019/10/09 10:18:27 leak checking: support is not implemented in syzkaller
2019/10/09 10:18:27 net packet injection: enabled
2019/10/09 10:18:27 net device setup: support is not implemented in syzkaller
2019/10/09 10:18:27 concurrency sanitizer: support is not implemented in syzkaller
10:18:27 executing program 0:
select(0x3, 0x0, 0x0, 0x0, 0x0)
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000000)={{0xff7fffff284002a7}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000040)={{0xffffffff284002a2}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000040)={{0xffffffff284002a1}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000080)={{0xffffffff2840029e}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000200)={{0xffffff7f2840029b}})

10:18:27 executing program 1:
poll(&(0x7f0000000080)=[{}, {}], 0x2, 0x172)
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000380)={{0x284002a5}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000180)={{0xffffffff2840029f}})

10:18:27 executing program 2:
poll(&(0x7f0000000180), 0x1, 0xfa)
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000000)={{0xffffffff2840029e}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f00000001c0)={{0xffffffff284002cb}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000080)={{0xffffffff2840029b}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000480)={{0xffffffff28400299}})

10:18:27 executing program 3:
r0 = socket$inet6_tcp(0x1c, 0x1, 0x0)
listen(r0, 0x0)
accept(r0, 0x0, 0x0)
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f00000000c0)={{0xffffffff284002cb}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f00000000c0)={{0xffffffff2840031e}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f00000000c0)={{0xffffffff284000bf}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000080)={{0xffffffff2840029b}})

login: panic: Assertion in_epoch(net_epoch_preempt) failed at /syzkaller/managers/i386/kernel/sys/net/if.c:3827
cpuid = 0
time = 1570616307
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe00242315b0
vpanic() at vpanic+0x1e0/frame 0xfffffe0024231610
panic() at panic+0x43/frame 0xfffffe0024231670
if_setlladdr() at if_setlladdr+0x34c/frame 0xfffffe00242316e0
ifhwioctl() at ifhwioctl+0x9e0/frame 0xfffffe0024231770
ifioctl() at ifioctl+0x4c2/frame 0xfffffe0024231840
kern_ioctl() at kern_ioctl+0x465/frame 0xfffffe00242318b0
sys_ioctl() at sys_ioctl+0x267/frame 0xfffffe0024231980
amd64_syscall() at amd64_syscall+0x477/frame 0xfffffe0024231ab0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe0024231ab0
--- syscall (54, FreeBSD ELF64, sys_ioctl), rip = 0x8004882ca, rsp = 0x7fffffffe428, rbp = 0x7fffffffe470 ---
KDB: enter: panic
[ thread pid 763 tid 100075 ]
Stopped at      kdb_enter+0x6a: movq    $0,kdb_why