Warning: Permanently added '10.128.0.75' (ECDSA) to the list of known hosts.
2019/10/09 10:46:25 fuzzer started
2019/10/09 10:46:25 dialing manager at 10.128.0.248:59866
2019/10/09 10:46:25 syscalls: 496
2019/10/09 10:46:25 code coverage: enabled
2019/10/09 10:46:25 comparison tracing: enabled
2019/10/09 10:46:25 extra coverage: support is not implemented in syzkaller
2019/10/09 10:46:25 setuid sandbox: support is not implemented in syzkaller
2019/10/09 10:46:25 namespace sandbox: support is not implemented in syzkaller
2019/10/09 10:46:25 Android sandbox: support is not implemented in syzkaller
2019/10/09 10:46:25 fault injection: support is not implemented in syzkaller
2019/10/09 10:46:25 leak checking: support is not implemented in syzkaller
2019/10/09 10:46:25 net packet injection: enabled
2019/10/09 10:46:25 net device setup: support is not implemented in syzkaller
2019/10/09 10:46:25 concurrency sanitizer: support is not implemented in syzkaller
10:46:25 executing program 0:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
r1 = dup(r0)
recvmsg(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000002c0)=""/223, 0xdf}, {0x0}, {0x0}], 0x3, 0x0}, 0x2)
r2 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r2, 0x0, 0xfd1d, 0x0, 0x0, 0x800e00505)
r3 = socket$inet6_udplite(0x1c, 0x2, 0x88)
shutdown(r1, 0x0)
setsockopt$inet6_int(r3, 0x29, 0x0, 0x0, 0x0)
recvfrom$inet(r2, 0x0, 0x100000114, 0x0, 0x0, 0x800e00510)
shutdown(r2, 0x0)

10:46:25 executing program 1:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
recvmsg(r0, &(0x7f0000000000)={0x0, 0x98, &(0x7f0000000440)=[{&(0x7f00000001c0)=""/222, 0xde}, {0x0}, {0x0}, {0x0}], 0x4, 0x0}, 0x0)
r1 = dup(r0)
r2 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r2, 0x0, 0x2a80, 0x0, 0x0, 0x800e00506)
shutdown(r1, 0x0)
setsockopt$inet_mreq(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0)
recvfrom$inet(r2, 0x0, 0x1789836bed901fc7, 0x2, 0x0, 0x800e0050e)
shutdown(r2, 0x0)

10:46:26 executing program 2:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
readv(r0, &(0x7f0000000380)=[{&(0x7f0000000140)=""/62, 0x3e}], 0x1)
r1 = dup(r0)
r2 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r2, 0x0, 0xccf3, 0x0, 0x0, 0x800e0053d)
shutdown(r1, 0x0)
r3 = socket$inet_udplite(0x2, 0x2, 0x88)
readv(r3, &(0x7f00000002c0)=[{&(0x7f0000000100)=""/162, 0xa2}], 0x1)
r4 = dup(r3)
r5 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r5, 0x0, 0x73a0b1b, 0x0, 0x0, 0x800e00549)
shutdown(r4, 0x0)
r6 = socket$inet_udplite(0x2, 0x2, 0x88)
readv(r6, &(0x7f0000001840)=[{&(0x7f00000000c0)=""/252, 0xfc}, {0x0}, {0x0}, {0x0}, {0x0}], 0x5)
r7 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r7, 0x0, 0xccf3, 0x0, 0x0, 0x800e00545)
shutdown(r6, 0x0)
r8 = socket$inet_udplite(0x2, 0x2, 0x88)
recvmsg(r8, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000500)=[{&(0x7f0000000300)=""/64, 0x40}], 0x1, 0x0}, 0x0)
shutdown(r7, 0x0)
shutdown(r5, 0x0)
shutdown(r2, 0x0)

10:46:26 executing program 3:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
r1 = socket$inet6_tcp(0x1c, 0x1, 0x0)
setsockopt$inet6_tcp_int(r1, 0x6, 0x200, &(0x7f0000000000)=0xfffffffffffffffd, 0xfded)
recvfrom$inet(r0, 0x0, 0xfffffd3c, 0x4000000000000002, 0x0, 0x800e00477)
shutdown(r0, 0x0)

panic: Assertion in_epoch(net_epoch_preempt) failed at /syzkaller/managers/main/kernel/sys/net/if.c:3827
cpuid = 1
time = 1570617986
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe00242ae5b0
vpanic() at vpanic+0x1e0/frame 0xfffffe00242ae610
panic() at panic+0x43/frame 0xfffffe00242ae670
if_setlladdr() at if_setlladdr+0x34c/frame 0xfffffe00242ae6e0
ifhwioctl() at ifhwioctl+0x9e0/frame 0xfffffe00242ae770
ifioctl() at ifioctl+0x4c2/frame 0xfffffe00242ae840
kern_ioctl() at kern_ioctl+0x465/frame 0xfffffe00242ae8b0
sys_ioctl() at sys_ioctl+0x267/frame 0xfffffe00242ae980
amd64_syscall() at amd64_syscall+0x477/frame 0xfffffe00242aeab0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe00242aeab0
--- syscall (54, FreeBSD ELF64, sys_ioctl), rip = 0x8004882ca, rsp = 0x7fffffffe428, rbp = 0x7fffffffe470 ---
KDB: enter: panic
[ thread pid 764 tid 100100 ]
Stopped at      kdb_enter+0x6a: movq    $0,kdb_why