Warning: Permanently added '10.128.10.2' (ECDSA) to the list of known hosts.
2019/10/09 10:20:41 fuzzer started
2019/10/09 10:20:41 dialing manager at 10.128.0.248:59866
2019/10/09 10:20:41 syscalls: 496
2019/10/09 10:20:41 code coverage: enabled
2019/10/09 10:20:41 comparison tracing: enabled
2019/10/09 10:20:41 extra coverage: support is not implemented in syzkaller
2019/10/09 10:20:41 setuid sandbox: support is not implemented in syzkaller
2019/10/09 10:20:41 namespace sandbox: support is not implemented in syzkaller
2019/10/09 10:20:41 Android sandbox: support is not implemented in syzkaller
2019/10/09 10:20:41 fault injection: support is not implemented in syzkaller
2019/10/09 10:20:41 leak checking: support is not implemented in syzkaller
2019/10/09 10:20:41 net packet injection: enabled
2019/10/09 10:20:41 net device setup: support is not implemented in syzkaller
2019/10/09 10:20:41 concurrency sanitizer: support is not implemented in syzkaller
10:20:41 executing program 0:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
recvmsg(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000640)=[{&(0x7f0000000000)=""/116, 0x74}], 0x1, 0x0}, 0x0)
r1 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r1, 0x0, 0x8164, 0x0, 0x0, 0x800e0054e)
shutdown(r0, 0x0)
r2 = socket$inet_udplite(0x2, 0x2, 0x88)
readv(r2, &(0x7f00000001c0)=[{&(0x7f00000000c0)=""/252, 0xfc}], 0x2bc)
r3 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r3, 0x0, 0xccf3, 0x0, 0x0, 0x800e00545)
shutdown(r2, 0x0)
r4 = socket$inet6_sctp(0x1c, 0x5, 0x84)
readv(r4, &(0x7f0000000580)=[{&(0x7f0000000200)=""/93, 0x5d}, {0x0}, {0x0}, {0x0}], 0x4)
shutdown(r3, 0x0)
shutdown(r1, 0x0)

10:20:41 executing program 1:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
shutdown(0xffffffffffffffff, 0x0)
r1 = dup(r0)
setsockopt$sock_timeval(r0, 0xffff, 0x1006, &(0x7f0000000000)={0x0, 0xec4f}, 0x10)
msgctl$IPC_INFO(0x0, 0x3, 0x0)
recvfrom$inet(r0, 0x0, 0x925, 0x0, 0x0, 0x800e0053f)
shutdown(r1, 0x0)

10:20:41 executing program 2:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
r1 = dup(r0)
readv(r1, &(0x7f0000000780)=[{&(0x7f0000000100)=""/246, 0xf6}], 0x1)
r2 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r2, 0x0, 0xff98, 0x0, 0x0, 0x800e00549)
shutdown(r1, 0x0)
r3 = socket$inet_udplite(0x2, 0x2, 0x88)
fcntl$getown(r2, 0x5)
recvfrom$inet(r3, 0x0, 0xbf9d, 0x0, 0x0, 0x800e0054f)
shutdown(r2, 0x0)
shutdown(r3, 0x0)

10:20:41 executing program 3:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
readv(r0, &(0x7f0000000600)=[{&(0x7f0000000000)=""/28, 0x1c}], 0x1)
r1 = dup(r0)
r2 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r2, 0x0, 0xfd1d, 0x0, 0x0, 0x800e00505)
shutdown(r1, 0x0)
r3 = socket$inet_udplite(0x2, 0x2, 0x88)
recvmsg(r3, &(0x7f0000001a40)={0x0, 0x0, &(0x7f0000001940)=[{&(0x7f0000000180)=""/185, 0xb9}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}], 0x7, 0x0}, 0x0)
r4 = dup(r3)
r5 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r5, 0x0, 0x1de, 0x0, 0x0, 0x800e0050e)
shutdown(r4, 0x0)
r6 = socket$inet_udplite(0x2, 0x2, 0x88)
poll(0x0, 0x0, 0x800000000004b)
r7 = socket$inet_udplite(0x2, 0x2, 0x88)
recvfrom$inet(r7, 0x0, 0x58d, 0x0, 0x0, 0x800e004e5)
recvmsg(r6, &(0x7f0000000740)={0x0, 0x0, &(0x7f00000005c0)=[{&(0x7f0000000040)=""/125, 0x7d}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}], 0x9, 0x0}, 0x2)
shutdown(r5, 0x0)
shutdown(r2, 0x0)

panic: Assertion in_epoch(net_epoch_preempt) failed at /syzkaller/managers/main/kernel/sys/net/if.c:3827
cpuid = 0
time = 1570616441
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe002427c5b0
vpanic() at vpanic+0x1e0/frame 0xfffffe002427c610
panic() at panic+0x43/frame 0xfffffe002427c670
if_setlladdr() at if_setlladdr+0x34c/frame 0xfffffe002427c6e0
ifhwioctl() at ifhwioctl+0x9e0/frame 0xfffffe002427c770
ifioctl() at ifioctl+0x4c2/frame 0xfffffe002427c840
kern_ioctl() at kern_ioctl+0x465/frame 0xfffffe002427c8b0
sys_ioctl() at sys_ioctl+0x267/frame 0xfffffe002427c980
amd64_syscall() at amd64_syscall+0x477/frame 0xfffffe002427cab0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe002427cab0
--- syscall (54, FreeBSD ELF64, sys_ioctl), rip = 0x8004882ca, rsp = 0x7fffffffe428, rbp = 0x7fffffffe470 ---
KDB: enter: panic
[ thread pid 763 tid 100090 ]
Stopped at      kdb_enter+0x6a: movq    $0,kdb_why