Warning: Permanently added '10.128.1.1' (ECDSA) to the list of known hosts.
2019/10/09 05:48:08 fuzzer started
2019/10/09 05:48:08 dialing manager at 10.128.0.248:59871
2019/10/09 05:48:08 syscalls: 496
2019/10/09 05:48:08 code coverage: enabled
2019/10/09 05:48:08 comparison tracing: enabled
2019/10/09 05:48:08 extra coverage: support is not implemented in syzkaller
2019/10/09 05:48:08 setuid sandbox: support is not implemented in syzkaller
2019/10/09 05:48:08 namespace sandbox: support is not implemented in syzkaller
2019/10/09 05:48:08 Android sandbox: support is not implemented in syzkaller
2019/10/09 05:48:08 fault injection: support is not implemented in syzkaller
2019/10/09 05:48:08 leak checking: support is not implemented in syzkaller
2019/10/09 05:48:08 net packet injection: enabled
2019/10/09 05:48:08 net device setup: support is not implemented in syzkaller
2019/10/09 05:48:08 concurrency sanitizer: support is not implemented in syzkaller
05:48:08 executing program 0:
r0 = socket$inet6_sctp(0x1c, 0x5, 0x84)
recvmsg(r0, &(0x7f0000001400)={0x0, 0x0, 0x0, 0x0, 0x0}, 0x0)
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000200)={{0xffffffff284002a7}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000080)={{0xffffffff284002a1}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000200)={{0xffffffff2840029d}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000080)={{0xffffffff2840029b}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000080)={{0xffffffff2840029a}})

05:48:08 executing program 1:
r0 = open$dir(&(0x7f0000000100)='./file0\x00', 0x40000480000006bd, 0x0)
pwritev(r0, &(0x7f0000000080)=[{&(0x7f00000006c0), 0x100000}], 0x1, 0x0)
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000000)={{0xffffffff284002b1}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000040)={{0xffffffff2840029d}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000200)={{0xffffff7f28400299}})

05:48:08 executing program 2:
ppoll(0x0, 0x0, 0x0, &(0x7f00000001c0), 0x8)
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000140)={{0xffffffff284000be}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f00000001c0)={{0xffffffff2840029f}})
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f00000000c0)={{0xffffffff2840029b}})

05:48:08 executing program 3:
r0 = open$dir(&(0x7f0000001240)='./file0\x00', 0x40000400000002c1, 0x0)
pwritev(r0, &(0x7f0000000080)=[{&(0x7f00000006c0), 0x100000}], 0x1, 0x0)
__semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f00000000c0)={{0xffffffff284002d0}})

panic: Assertion in_epoch(net_epoch_preempt) failed at /syzkaller/managers/i386/kernel/sys/net/if.c:3827
cpuid = 1
time = 1570600088
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe0022a4c5b0
vpanic() at vpanic+0x1e0/frame 0xfffffe0022a4c610
panic() at panic+0x43/frame 0xfffffe0022a4c670
if_setlladdr() at if_setlladdr+0x34c/frame 0xfffffe0022a4c6e0
ifhwioctl() at ifhwioctl+0x9e0/frame 0xfffffe0022a4c770
ifioctl() at ifioctl+0x4c2/frame 0xfffffe0022a4c840
kern_ioctl() at kern_ioctl+0x465/frame 0xfffffe0022a4c8b0
sys_ioctl() at sys_ioctl+0x267/frame 0xfffffe0022a4c980
amd64_syscall() at amd64_syscall+0x477/frame 0xfffffe0022a4cab0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe0022a4cab0
--- syscall (54, FreeBSD ELF64, sys_ioctl), rip = 0x8004882ca, rsp = 0x7fffffffe428, rbp = 0x7fffffffe470 ---
KDB: enter: panic
[ thread pid 769 tid 100080 ]
Stopped at      kdb_enter+0x6a: movq    $0,kdb_why