WARNING in sysfs_remove

Kernel	Title	Repro	Fix bisect	Count	Last	Reported	Patched	Status
upstream	WARNING in sysfs_remove_group fs	C		11125	2476d	2729d	8/28	fixed on 2018/07/09 18:05
linux-4.14	WARNING in sysfs_remove_group	C	done	1	2102d	2102d	1/1	fixed on 2019/12/02 18:02
upstream	WARNING in sysfs_remove_group (2) fs	C		1725	2033d	2400d	0/28	closed as dup on 2018/11/25 13:06

sysfs group 'power' not found for kobject 'rfkill159' WARNING: CPU: 1 PID: 10071 at fs/sysfs/group.c:253 sysfs_remove_group fs/sysfs/group.c:253 [inline] WARNING: CPU: 1 PID: 10071 at fs/sysfs/group.c:253 sysfs_remove_group+0x15b/0x1b0 fs/sysfs/group.c:244 Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 10071 Comm: syz-executor.5 Not tainted 4.19.72 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x172/0x1f0 lib/dump_stack.c:113 panic+0x263/0x507 kernel/panic.c:185 PM: Basic memory bitmaps created __warn.cold+0x20/0x4a kernel/panic.c:540 report_bug+0x263/0x2b0 lib/bug.c:186 fixup_bug arch/x86/kernel/traps.c:178 [inline] fixup_bug arch/x86/kernel/traps.c:173 [inline] do_error_trap+0x204/0x360 arch/x86/kernel/traps.c:296 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:316 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:1037 RIP: 0010:sysfs_remove_group fs/sysfs/group.c:253 [inline] RIP: 0010:sysfs_remove_group+0x15b/0x1b0 fs/sysfs/group.c:244 Code: 48 89 d9 49 8b 55 00 48 b8 00 00 00 00 00 fc ff df 48 c1 e9 03 80 3c 01 00 75 41 48 8b 33 48 c7 c7 c0 4b 58 87 e8 13 a9 70 ff <0f> 0b eb 92 e8 4c b0 d3 ff e9 d0 fe ff ff 48 89 df e8 3f b0 d3 ff RSP: 0018:ffff88805a0c7c30 EFLAGS: 00010282 RAX: 0000000000000000 RBX: ffffffff879e2b00 RCX: 0000000000000000 RDX: 000000000000fa38 RSI: ffffffff8155cf16 RDI: ffffed100b418f78 RBP: ffff88805a0c7c58 R08: ffff88805e6b0080 R09: ffffed1015d25079 R10: ffffed1015d25078 R11: ffff8880ae9283c7 R12: 0000000000000000 R13: ffff88809a0f4970 R14: ffffffff879e30a0 R15: ffffffff84e3bc10 dpm_sysfs_remove+0x58/0x60 drivers/base/power/sysfs.c:734 device_del+0x132/0xb70 drivers/base/core.c:2082 rfkill_unregister+0xd1/0x2c0 net/rfkill/core.c:1093 hci_unregister_dev+0x287/0x820 net/bluetooth/hci_core.c:3288 vhci_release+0x76/0xf0 drivers/bluetooth/hci_vhci.c:354 __fput+0x2dd/0x8b0 fs/file_table.c:278 ____fput+0x16/0x20 fs/file_table.c:309 task_work_run+0x145/0x1c0 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:193 [inline] exit_to_usermode_loop+0x273/0x2c0 arch/x86/entry/common.c:167 prepare_exit_to_usermode arch/x86/entry/common.c:198 [inline] syscall_return_slowpath arch/x86/entry/common.c:271 [inline] do_syscall_64+0x53d/0x620 arch/x86/entry/common.c:296 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4598e9 Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fd2b7a98c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 RAX: 0000000000000003 RBX: 0000000000000002 RCX: 00000000004598e9 RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000005 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd2b7a996d4 R13: 00000000004bff35 R14: 00000000004d1ea8 R15: 00000000ffffffff Kernel Offset: disabled Rebooting in 86400 seconds..