netlink: 16 bytes leftover after parsing attributes in process `syz-executor3'.
WARNING: CPU: 1 PID: 20376 at arch/x86/kernel/traps.c:801 cond_local_irq_disable arch/x86/kernel/traps.c:86 [inline]
WARNING: CPU: 1 PID: 20376 at arch/x86/kernel/traps.c:801 do_debug+0x4d8/0x6e0 arch/x86/kernel/traps.c:815
netlink: 16 bytes leftover after parsing attributes in process `syz-executor3'.
Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 20376 Comm: syz-executor1 Not tainted 4.15.0-rc5+ #239
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <#DB>
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x194/0x257 lib/dump_stack.c:53
 panic+0x1e4/0x41c kernel/panic.c:183
 __warn+0x1dc/0x200 kernel/panic.c:547
 report_bug+0x211/0x2d0 lib/bug.c:184
 fixup_bug.part.11+0x37/0x80 arch/x86/kernel/traps.c:178
 fixup_bug arch/x86/kernel/traps.c:247 [inline]
 do_error_trap+0x2d7/0x3e0 arch/x86/kernel/traps.c:296
 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:315
 invalid_op+0x22/0x40 arch/x86/entry/entry_64.S:1061
RIP: 0010:cond_local_irq_disable arch/x86/kernel/traps.c:86 [inline]
RIP: 0010:do_debug+0x4d8/0x6e0 arch/x86/kernel/traps.c:815
RSP: 0018:fffffe800001ee98 EFLAGS: 00010246
RAX: dffffc0000000000 RBX: fffffe800001ef58 RCX: 0000000000000000
RDX: 1fffffd000003dfc RSI: 0000000000000001 RDI: ffffffff85ec81f8
RBP: fffffe800001ef48 R08: fffffe800001efe8 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 000000000000c001
R13: ffff8801ccdac040 R14: 1fffffd000003dd8 R15: 0000000000004000
 debug+0x34/0x60 arch/x86/entry/entry_64.S:1214
RIP: 0010:__put_user_4+0x1e/0x30 arch/x86/lib/putuser.S:70
RSP: 0018:ffff8801c431fb60 EFLAGS: 00000297
RAX: 0000000000000001 RBX: 00007fffffffeffd RCX: 0000000020000000
RDX: 0000000000000058 RSI: ffffc90002859000 RDI: 0000000000000282
RBP: ffff8801c431fb88 R08: 0000000000000000 R09: 1ffff10038863f49
R10: ffff8801c431fa10 R11: 0000000000000000 R12: 0000000080045439
R13: 0000000020000000 R14: ffff8801d4bde280 R15: ffff8801c76baac0
 </#DB>
 tty_ioctl+0x280/0x1610 drivers/tty/tty_io.c:2629
 vfs_ioctl fs/ioctl.c:46 [inline]
 do_vfs_ioctl+0x1b1/0x1520 fs/ioctl.c:686
 SYSC_ioctl fs/ioctl.c:701 [inline]
 SyS_ioctl+0x8f/0xc0 fs/ioctl.c:692
 entry_SYSCALL_64_fastpath+0x1f/0x96
RIP: 0033:0x452ac9
RSP: 002b:00007effe3311c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452ac9
RDX: 0000000020000000 RSI: 0000000080045439 RDI: 0000000000000014
RBP: 000000000000039b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000212 R12: 00000000006f2728
R13: 00000000ffffffff R14: 00007effe33126d4 R15: 0000000000000000
Dumping ftrace buffer:
   (ftrace buffer empty)
Kernel Offset: disabled
Rebooting in 86400 seconds..