netlink: 'syz-executor5': attribute type 19 has an invalid length.

kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: -2124138558 Comm:  Not tainted 4.20.0+ #395
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:__read_once_size include/linux/compiler.h:191 [inline]
RIP: 0010:get_running_cputimer include/linux/sched/cputime.h:85 [inline]
RIP: 0010:account_group_system_time include/linux/sched/cputime.h:149 [inline]
RIP: 0010:account_system_index_time+0xef/0x5d0 kernel/sched/cputime.c:168
Code: b5 04 00 00 48 8b 83 00 07 00 00 48 ba 00 00 00 00 00 fc ff df 48 8d b8 40 01 00 00 48 8d 88 28 01 00 00 48 89 fe 48 c1 ee 03 <0f> b6 14 16 48 89 fe 83 e6 07 40 38 f2 7f 08 84 d2 0f 85 01 04 00
RSP: 0018:ffff8880ae707950 EFLAGS: 00010002
RAX: 1ffff1101528fd73 RBX: ffff8880a947e440 RCX: 1ffff1101528fe9b
RDX: dffffc0000000000 RSI: 03fffe2202a51fd6 RDI: 1ffff1101528feb3
RBP: ffff8880ae707a30 R08: ffff8880ae71f5f0 R09: 0000000000000006
R10: fffffbfff14eb609 R11: 0000000000000001 R12: ffffffffffffffff
R13: 000000000040e65b R14: 1ffff11015ce0f2d R15: ffff8880ae707a08
FS:  0000000000000000(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000073c000 CR3: 0000000092713000 CR4: 00000000001426e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 irqtime_account_process_tick.isra.6+0x38e/0x490 kernel/sched/cputime.c:380
 account_process_tick+0x282/0x350 kernel/sched/cputime.c:483
 update_process_times+0x21/0x70 kernel/time/timer.c:1633
 tick_sched_handle+0x9f/0x180 kernel/time/tick-sched.c:161
 tick_sched_timer+0x45/0x130 kernel/time/tick-sched.c:1271
 __run_hrtimer kernel/time/hrtimer.c:1389 [inline]
 __hrtimer_run_queues+0x41c/0x10d0 kernel/time/hrtimer.c:1451
 hrtimer_interrupt+0x313/0x780 kernel/time/hrtimer.c:1509
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1035 [inline]
 smp_apic_timer_interrupt+0x1a1/0x760 arch/x86/kernel/apic/apic.c:1060
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:807
 </IRQ>
Modules linked in:
---[ end trace 3442561a4cb985bd ]---
RIP: 0010:__read_once_size include/linux/compiler.h:191 [inline]
RIP: 0010:get_running_cputimer include/linux/sched/cputime.h:85 [inline]
RIP: 0010:account_group_system_time include/linux/sched/cputime.h:149 [inline]
RIP: 0010:account_system_index_time+0xef/0x5d0 kernel/sched/cputime.c:168
Code: b5 04 00 00 48 8b 83 00 07 00 00 48 ba 00 00 00 00 00 fc ff df 48 8d b8 40 01 00 00 48 8d 88 28 01 00 00 48 89 fe 48 c1 ee 03 <0f> b6 14 16 48 89 fe 83 e6 07 40 38 f2 7f 08 84 d2 0f 85 01 04 00
RSP: 0018:ffff8880ae707950 EFLAGS: 00010002
RAX: 1ffff1101528fd73 RBX: ffff8880a947e440 RCX: 1ffff1101528fe9b
RDX: dffffc0000000000 RSI: 03fffe2202a51fd6 RDI: 1ffff1101528feb3
RBP: ffff8880ae707a30 R08: ffff8880ae71f5f0 R09: 0000000000000006
R10: fffffbfff14eb609 R11: 0000000000000001 R12: ffffffffffffffff
R13: 000000000040e65b R14: 1ffff11015ce0f2d R15: ffff8880ae707a08
FS:  0000000000000000(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000073c000 CR3: 0000000092713000 CR4: 00000000001426e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400