Warning: Permanently added '10.128.15.224' (ECDSA) to the list of known hosts.
2019/10/09 07:53:18 fuzzer started
2019/10/09 07:53:18 dialing manager at 10.128.0.248:59866
2019/10/09 07:53:18 syscalls: 496
2019/10/09 07:53:18 code coverage: enabled
2019/10/09 07:53:18 comparison tracing: enabled
2019/10/09 07:53:18 extra coverage: support is not implemented in syzkaller
2019/10/09 07:53:18 setuid sandbox: support is not implemented in syzkaller
2019/10/09 07:53:18 namespace sandbox: support is not implemented in syzkaller
2019/10/09 07:53:18 Android sandbox: support is not implemented in syzkaller
2019/10/09 07:53:18 fault injection: support is not implemented in syzkaller
2019/10/09 07:53:18 leak checking: support is not implemented in syzkaller
2019/10/09 07:53:18 net packet injection: enabled
2019/10/09 07:53:18 net device setup: support is not implemented in syzkaller
2019/10/09 07:53:18 concurrency sanitizer: support is not implemented in syzkaller
07:53:18 executing program 0:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
readv(r0, &(0x7f0000001740)=[{&(0x7f0000000680)=""/4096, 0x1000}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}], 0x8)
r1 = dup(r0)
r2 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r2, 0x0, 0x73a0b1b, 0x0, 0x0, 0x800e00549)
shutdown(r1, 0x0)
r3 = socket$inet_udplite(0x2, 0x2, 0x88)
recvmsg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000001f00)=[{&(0x7f00000018c0)=""/152, 0x98}], 0x1, 0x0}, 0x800000042)
r4 = dup(r3)
r5 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r5, 0x0, 0xccf3, 0x0, 0x0, 0x800e0053d)
shutdown(r4, 0x0)
r6 = socket$inet6_sctp(0x1c, 0x5, 0x84)
readv(r6, &(0x7f00000000c0)=[{&(0x7f00000001c0)=""/35, 0x23}, {0x0}, {0x0}], 0x291)
shutdown(r5, 0x0)
shutdown(r2, 0x0)

07:53:18 executing program 1:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
sendto$inet(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0x2, 0x4e20}, 0x10)

07:53:18 executing program 2:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
poll(&(0x7f0000000040)=[{r0, 0x40}], 0x1, 0x0)
listen(r0, 0x0)
poll(&(0x7f0000001780)=[{r0, 0x40}], 0x1, 0x4e)
r1 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r1, 0x0, 0x1733, 0x0, 0x0, 0x800e00506)
r2 = dup(r1)
getsockopt$sock_linger(r0, 0xffff, 0x80, 0x0, &(0x7f0000000140))
recvfrom$inet(r1, 0x0, 0x1789836bed901fc7, 0x0, 0x0, 0x800e0050e)
shutdown(r2, 0x0)

07:53:18 executing program 3:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
r1 = dup(r0)
r2 = socket$inet_udplite(0x2, 0x2, 0x88)
readv(r0, &(0x7f0000000000)=[{0x0}, {&(0x7f00000000c0)=""/114, 0x72}], 0x2)
recvfrom$inet(r2, 0x0, 0x73a0b1b, 0x0, 0x0, 0x800e00549)
shutdown(r1, 0x0)
r3 = dup(r2)
setsockopt$inet6_udplite(r1, 0x88, 0x2, &(0x7f0000000040), 0x4)
recvfrom$inet(r2, 0x0, 0xfffffeca, 0x0, 0x0, 0x800e0053f)
shutdown(r3, 0x0)

panic: Assertion in_epoch(net_epoch_preempt) failed at /syzkaller/managers/main/kernel/sys/net/if.c:3827
cpuid = 1
time = 1570607598
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe0022af15b0
vpanic() at vpanic+0x1e0/frame 0xfffffe0022af1610
panic() at panic+0x43/frame 0xfffffe0022af1670
if_setlladdr() at if_setlladdr+0x34c/frame 0xfffffe0022af16e0
ifhwioctl() at ifhwioctl+0x9e0/frame 0xfffffe0022af1770
ifioctl() at ifioctl+0x4c2/frame 0xfffffe0022af1840
kern_ioctl() at kern_ioctl+0x465/frame 0xfffffe0022af18b0
sys_ioctl() at sys_ioctl+0x267/frame 0xfffffe0022af1980
amd64_syscall() at amd64_syscall+0x477/frame 0xfffffe0022af1ab0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe0022af1ab0
--- syscall (54, FreeBSD ELF64, sys_ioctl), rip = 0x8004882ca, rsp = 0x7fffffffe428, rbp = 0x7fffffffe470 ---
KDB: enter: panic
[ thread pid 761 tid 100113 ]
Stopped at      kdb_enter+0x6a: movq    $0,kdb_why