Warning: Permanently added '10.128.0.59' (ECDSA) to the list of known hosts.
2019/10/09 08:38:46 fuzzer started
2019/10/09 08:38:46 dialing manager at 10.128.0.248:59866
2019/10/09 08:38:46 syscalls: 496
2019/10/09 08:38:46 code coverage: enabled
2019/10/09 08:38:46 comparison tracing: enabled
2019/10/09 08:38:46 extra coverage: support is not implemented in syzkaller
2019/10/09 08:38:46 setuid sandbox: support is not implemented in syzkaller
2019/10/09 08:38:46 namespace sandbox: support is not implemented in syzkaller
2019/10/09 08:38:46 Android sandbox: support is not implemented in syzkaller
2019/10/09 08:38:46 fault injection: support is not implemented in syzkaller
2019/10/09 08:38:46 leak checking: support is not implemented in syzkaller
2019/10/09 08:38:46 net packet injection: enabled
2019/10/09 08:38:46 net device setup: support is not implemented in syzkaller
2019/10/09 08:38:46 concurrency sanitizer: support is not implemented in syzkaller
08:38:46 executing program 0:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
r1 = socket$inet_udplite(0x2, 0x2, 0x88)
readv(r0, &(0x7f0000001680)=[{&(0x7f00000001c0)=""/23, 0x17}, {0x0}, {0x0}, {0x0}], 0x4)
recvfrom$inet(r1, 0x0, 0xfd1d, 0x0, 0x0, 0x800e00516)
shutdown(r0, 0x0)
r2 = dup(r1)
r3 = socket$inet_udplite(0x2, 0x2, 0x88)
r4 = socket$inet_udplite(0x2, 0x2, 0x88)
readv(r4, &(0x7f0000000580)=[{&(0x7f0000000100)=""/42, 0x2a}, {0x0}, {0x0}], 0x3)
r5 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r5, 0x0, 0x26ba, 0x0, 0x0, 0x800e00517)
shutdown(r4, 0x0)
recvmsg(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000080)=""/71, 0x47}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}], 0x6, 0x0}, 0x0)
shutdown(r5, 0x0)
dup2(r2, r3)
shutdown(r3, 0x0)

08:38:46 executing program 1:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
readv(r0, &(0x7f0000000540)=[{&(0x7f0000000040)=""/16, 0x10}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}], 0x7)
r1 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r1, 0x0, 0x3, 0x0, 0x0, 0x800e00516)
shutdown(r0, 0x0)
setsockopt$inet_buf(r0, 0x0, 0x4a, &(0x7f00000005c0)="fb7afcefa0f7e039fe372cbab9bba8b32375a771e003d62dbb5f1453f267aed365412e6720563e9caeb698fdfab85b88434fa0aba6256bf356c9a8aeb8a56cca946d79a6be5ac6cd0a2d43dfad635a2ee6b5afc99507f8216acf5eaa81ffdb7163a5c2400eafd20ec2bf2e780155b96e4bfc915a9c491dcb76871da0e0d5782752cc702559b2eb02f4d5c7f6184c3837a0d13322fac7ca1a", 0x98)
recvfrom$inet(r1, 0x0, 0xadad36ad, 0x40042, 0x0, 0x800e0050e)
shutdown(r1, 0x0)

08:38:46 executing program 2:
getresgid(0x0, 0x0, &(0x7f00000000c0))
poll(&(0x7f0000000040), 0x2000000000000014, 0x4e)
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r0, 0x0, 0x1908, 0x0, 0x0, 0x800e00969)
poll(&(0x7f0000000000)=[{r0}, {r0}], 0x2, 0xf4)
shutdown(r0, 0x0)

08:38:46 executing program 3:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
r1 = dup(r0)
recvmsg(r0, &(0x7f0000000840)={0x0, 0x0, &(0x7f0000000680)=[{&(0x7f0000000080)=""/101, 0x65}, {0x0}, {0x0}], 0x3, 0x0}, 0x0)
r2 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r2, 0x0, 0xfffffdaa, 0x2, 0x0, 0x800e00549)
shutdown(r1, 0x0)
r3 = dup(r2)
setsockopt$sock_timeval(r0, 0xffff, 0x0, 0x0, 0x0)
recvfrom$inet(r3, 0x0, 0xe5, 0x2, 0x0, 0x800e00545)
shutdown(r3, 0x0)

panic: Assertion in_epoch(net_epoch_preempt) failed at /syzkaller/managers/main/kernel/sys/net/if.c:3827
cpuid = 1
time = 1570610326
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe00242185b0
vpanic() at vpanic+0x1e0/frame 0xfffffe0024218610
panic() at panic+0x43/frame 0xfffffe0024218670
if_setlladdr() at if_setlladdr+0x34c/frame 0xfffffe00242186e0
ifhwioctl() at ifhwioctl+0x9e0/frame 0xfffffe0024218770
ifioctl() at ifioctl+0x4c2/frame 0xfffffe0024218840
kern_ioctl() at kern_ioctl+0x465/frame 0xfffffe00242188b0
sys_ioctl() at sys_ioctl+0x267/frame 0xfffffe0024218980
amd64_syscall() at amd64_syscall+0x477/frame 0xfffffe0024218ab0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe0024218ab0
--- syscall (54, FreeBSD ELF64, sys_ioctl), rip = 0x8004882ca, rsp = 0x7fffffffe428, rbp = 0x7fffffffe470 ---
KDB: enter: panic
[ thread pid 763 tid 100070 ]
Stopped at      kdb_enter+0x6a: movq    $0,kdb_why