Hi guys.
I am catched new bug.
Can anyone look?

[226995.988988] BUG: sleeping function called from invalid context at
mm/slab.h:421
[226995.988988] in_atomic(): 1, irqs_disabled(): 1, pid: 22658, name: gsd-rfkill
[226995.988989] INFO: lockdep is turned off.
[226995.988989] irq event stamp: 0
[226995.988990] hardirqs last  enabled at (0): [<0000000000000000>]
       (null)
[226995.988991] hardirqs last disabled at (0): [<ffffffffa00b6b4a>]
copy_process.part.32+0x72a/0x1e60
[226995.988991] softirqs last  enabled at (0): [<ffffffffa00b6b4a>]
copy_process.part.32+0x72a/0x1e60
[226995.988992] softirqs last disabled at (0): [<0000000000000000>]
       (null)
[226995.988993] CPU: 6 PID: 22658 Comm: gsd-rfkill Tainted: G        W
        4.18.0-0.rc7.git1.1.fc29.x86_64 #1
[226995.988993] Hardware name: Gigabyte Technology Co., Ltd.
Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
[226995.988994] Call Trace:
[226995.988994]  dump_stack+0x85/0xc0
[226995.988995]  ___might_sleep.cold.72+0xac/0xbc
[226995.988995]  kmem_cache_alloc_trace+0x202/0x2f0
[226995.988996]  ? fbcon_startup+0xae/0x300
[226995.988996]  fbcon_startup+0xae/0x300
[226995.988997]  do_take_over_console+0x6d/0x180
[226995.988997]  do_fbcon_takeover+0x58/0xb0
[226995.988997]  fbcon_output_notifier.cold.35+0x5/0x23
[226995.988998]  notifier_call_chain+0x39/0x90
[226995.988999]  vt_console_print+0x363/0x420
[226995.988999]  console_unlock+0x422/0x610
[226995.988999]  vprintk_emit+0x268/0x540
[226995.989000]  printk+0x58/0x6f
[226995.989000]  rfkill_fop_release.cold.16+0xc/0x11 [rfkill]
[226995.989001]  __fput+0xc7/0x250
[226995.989001]  task_work_run+0xa1/0xd0
[226995.989002]  exit_to_usermode_loop+0xd8/0xe0
[226995.989002]  do_syscall_64+0x1df/0x1f0
[226995.989003]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[226995.989003] RIP: 0033:0x7f56ca6a157f
[226995.989004] Code: 00 0f 05 48 3d 00 f0 ff ff 77 40 c3 0f 1f 80 00
00 00 00 53 89 fb 48 83 ec 10 e8 ec c6 01 00 89 df 89 c2 b8 03 00 00
00 0f 05 <48> 3d 00 f0 ff ff 77 2b 89 d7 89 44 24 0c e8 2e c7 01 00 8b
44 24
[226995.989027] RSP: 002b:00007fff7cb47db0 EFLAGS: 00000293 ORIG_RAX:
0000000000000003
[226995.989028] RAX: 0000000000000000 RBX: 0000000000000009 RCX:
00007f56ca6a157f
[226995.989029] RDX: 0000000000000000 RSI: 0000000000000000 RDI:
0000000000000009
[226995.989029] RBP: 0000000000000000 R08: 0000000000000013 R09:
000055cf4fc30b80
[226995.989030] R10: 000055cf4fc04d70 R11: 0000000000000293 R12:
000055cf4fc27450
[226995.989030] R13: 000055cf4fc0f040 R14: 000055cf4fc32da0 R15:
00007fff7cb47e20




--
Best Regards,
Mike Gavrilov.