WARNING in ib_free_port

WARNING in ib_free_port_attrs
Status: upstream: reported on 2020/03/02 05:11
Reported-by: syzbot+e909641b84b5bc17ad8b@syzkaller.appspotmail.com
First crash: 372d, last: 81d

Sample crash report:

smc: removing ib device sy
------------[ cut here ]------------
sysfs group 'types' not found for kobject 'gid_attrs'
WARNING: CPU: 1 PID: 15578 at fs/sysfs/group.c:279 sysfs_remove_group+0x126/0x170 fs/sysfs/group.c:279
Modules linked in:
CPU: 1 PID: 15578 Comm: kworker/u4:7 Not tainted 5.10.0-rc7-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: events_unbound ib_unregister_work
RIP: 0010:sysfs_remove_group+0x126/0x170 fs/sysfs/group.c:279
Code: 48 89 d9 49 8b 14 24 48 b8 00 00 00 00 00 fc ff df 48 c1 e9 03 80 3c 01 00 75 37 48 8b 33 48 c7 c7 e0 7b 5b 89 e8 e6 21 c5 06 <0f> 0b eb 98 e8 91 30 ca ff e9 01 ff ff ff 48 89 df e8 84 30 ca ff
RSP: 0018:ffffc900033cfbc0 EFLAGS: 00010286
RAX: 0000000000000000 RBX: ffff88801b75e370 RCX: 0000000000000000
RDX: ffff888016440000 RSI: ffffffff8158c835 RDI: fffff52000679f6a
RBP: 0000000000000000 R08: 0000000000000001 R09: ffff8880b9f30627
R10: 0000000000000000 R11: 0000000000000000 R12: ffff88801b75e308
R13: ffffffff8a253500 R14: ffff88801b75eb08 R15: ffff8880591e2508
FS:  0000000000000000(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f52afdc3080 CR3: 0000000013f24000 CR4: 0000000000350ef0
Call Trace:
 ib_free_port_attrs+0x363/0x5b0 drivers/infiniband/core/sysfs.c:1346
 remove_one_compat_dev drivers/infiniband/core/device.c:950 [inline]
 remove_compat_devs drivers/infiniband/core/device.c:962 [inline]
 disable_device+0x1e1/0x270 drivers/infiniband/core/device.c:1263
 __ib_unregister_device+0x91/0x1a0 drivers/infiniband/core/device.c:1429
 ib_unregister_work+0x15/0x30 drivers/infiniband/core/device.c:1540
 process_one_work+0x933/0x15a0 kernel/workqueue.c:2272
 worker_thread+0x64c/0x1120 kernel/workqueue.c:2418
 kthread+0x3b1/0x4a0 kernel/kthread.c:292
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296

Crashes (60):
Manager	Time	Kernel	Commit	Syzkaller	Config	Log	Report	VM info
ci-upstream-kasan-gce-root	2020/12/08 16:49	upstream	cd796ed3	a7f7f4a4	.config	log	report	info
ci-upstream-kasan-gce-smack-root	2020/09/28 19:14	upstream	a1b8638b	6bfdbe89	.config	log	report	info
ci-upstream-kasan-gce-smack-root	2020/09/19 01:27	upstream	92ab97ad	53ce8104	.config	log	report	info
ci-upstream-kasan-gce-smack-root	2020/09/14 06:47	upstream	e4c26faa	2d3cdd63	.config	log	report
ci-upstream-kasan-gce-smack-root	2020/09/14 02:39	upstream	e4c26faa	2d3cdd63	.config	log	report
ci-upstream-kasan-gce-smack-root	2020/09/09 16:30	upstream	34d4ddd3	0ea7a887	.config	log	report
ci-upstream-kasan-gce-root	2020/09/03 19:20	upstream	fc3abb53	abf9ba4f	.config	log	report
ci-upstream-kasan-gce-smack-root	2020/08/28 17:04	upstream	15bc20c6	d5a3ae1f	.config	log	report
ci-upstream-kasan-gce-smack-root	2020/08/20 06:10	upstream	7eac66d0	ed282a3a	.config	log	report
ci-upstream-kasan-gce-smack-root	2020/08/19 15:59	upstream	18445bf4	94b45706	.config	log	report
ci-upstream-kasan-gce-smack-root	2020/08/16 18:45	upstream	2cc3c4b3	424dd8e7	.config	log	report
ci-upstream-kasan-gce-root	2020/06/06 23:42	upstream	7ae77150	e6b89e4e	.config	log	report
ci-upstream-kasan-gce-root	2020/04/30 04:17	upstream	1d2cc5ac	2dd552a5	.config	log	report
ci-upstream-kasan-gce-selinux-root	2020/03/31 03:03	upstream	673b41e0	c8d1cc20	.config	log	report
ci-upstream-net-this-kasan-gce	2020/09/10 18:42	net	9b29e26f	409809d8	.config	log	report
ci-upstream-net-this-kasan-gce	2020/05/21 22:31	net	d69100b8	1f30020f	.config	log	report
ci-upstream-net-this-kasan-gce	2020/04/22 16:53	net	b9663b7c	2e44d63e	.config	log	report
ci-upstream-net-this-kasan-gce	2020/04/11 23:19	net	9d859289	a8c6a3f8	.config	log	report
ci-upstream-net-this-kasan-gce	2020/03/05 02:05	net	3614d05b	c88c7b75	.config	log	report
ci-upstream-net-kasan-gce	2020/12/15 07:23	net-next	7bca5021	97183ed7	.config	log	report	info
ci-upstream-net-kasan-gce	2020/10/26 23:22	net-next	3cb12d27	8b3eaf58	.config	log	report	info
ci-upstream-net-kasan-gce	2020/09/26 15:12	net-next	6fba737a	2d5ea0cb	.config	log	report	info
ci-upstream-net-kasan-gce	2020/09/24 17:50	net-next	1a26e88d	54289b08	.config	log	report	info
ci-upstream-net-kasan-gce	2020/09/23 05:10	net-next	92ec804f	3e8f6c27	.config	log	report	info
ci-upstream-net-kasan-gce	2020/09/20 10:09	net-next	a5a3303e	53ce8104	.config	log	report	info
ci-upstream-net-kasan-gce	2020/09/12 08:42	net-next	12913f74	79fb24e2	.config	log	report
ci-upstream-net-kasan-gce	2020/09/08 04:20	net-next	bb1416ad	abf9ba4f	.config	log	report
ci-upstream-net-kasan-gce	2020/09/06 12:37	net-next	be239c4d	abf9ba4f	.config	log	report
ci-upstream-net-kasan-gce	2020/09/05 13:12	net-next	44a8c4f3	abf9ba4f	.config	log	report
ci-upstream-net-kasan-gce	2020/09/04 08:35	net-next	22b330b6	abf9ba4f	.config	log	report
ci-upstream-net-kasan-gce	2020/09/03 08:25	net-next	d3dfc362	abf9ba4f	.config	log	report
ci-upstream-net-kasan-gce	2020/09/03 07:38	net-next	d3dfc362	abf9ba4f	.config	log	report
ci-upstream-net-kasan-gce	2020/08/30 03:44	net-next	0f091e43	d5a3ae1f	.config	log	report
ci-upstream-net-kasan-gce	2020/08/29 11:37	net-next	0f091e43	d5a3ae1f	.config	log	report
ci-upstream-net-kasan-gce	2020/08/25 20:06	net-next	fdf1923b	344da168	.config	log	report
ci-upstream-net-kasan-gce	2020/08/24 18:52	net-next	7611cbb9	67b599d1	.config	log	report
ci-upstream-net-kasan-gce	2020/08/24 07:38	net-next	7611cbb9	cef5ae68	.config	log	report
ci-upstream-net-kasan-gce	2020/08/20 18:54	net-next	e5b15f5a	ed282a3a	.config	log	report
ci-upstream-net-kasan-gce	2020/08/16 17:18	net-next	7fca4dee	424dd8e7	.config	log	report
ci-upstream-net-kasan-gce	2020/08/16 13:48	net-next	7fca4dee	424dd8e7	.config	log	report
ci-upstream-net-kasan-gce	2020/08/14 04:14	net-next	bfdd5aaa	54ce1ed6	.config	log	report
ci-upstream-net-kasan-gce	2020/08/13 13:23	net-next	bfdd5aaa	bc15f7db	.config	log	report
ci-upstream-net-kasan-gce	2020/08/11 21:54	net-next	bfdd5aaa	bacaf5fa	.config	log	report
ci-upstream-net-kasan-gce	2020/08/11 05:32	net-next	bfdd5aaa	7adc7b65	.config	log	report
ci-upstream-net-kasan-gce	2020/08/09 09:20	net-next	bfdd5aaa	f721e4a0	.config	log	report
ci-upstream-net-kasan-gce	2020/08/09 08:38	net-next	bfdd5aaa	f721e4a0	.config	log	report
ci-upstream-net-kasan-gce	2020/08/08 09:50	net-next	bfdd5aaa	ff51e522	.config	log	report
ci-upstream-net-kasan-gce	2020/07/24 14:47	net-next	1b6687e3	554af388	.config	log	report
ci-upstream-net-kasan-gce	2020/07/16 15:32	net-next	8635764b	f3bec699	.config	log	report
ci-upstream-net-kasan-gce	2020/07/05 23:46	net-next	e44f65fd	51095195	.config	log	report
ci-upstream-net-kasan-gce	2020/07/03 04:41	net-next	23212a70	bed10395	.config	log	report
ci-upstream-net-kasan-gce	2020/07/03 03:06	net-next	23212a70	bed10395	.config	log	report
ci-upstream-net-kasan-gce	2020/06/26 13:33	net-next	cb8e59cc	aea82c00	.config	log	report
ci-upstream-net-kasan-gce	2020/06/01 23:16	net-next	1806c13d	a0331e89	.config	log	report
ci-upstream-net-kasan-gce	2020/05/27 21:35	net-next	dc0f3ed1	ec153193	.config	log	report
ci-upstream-net-kasan-gce	2020/04/07 07:35	net-next	1a323ea5	99a96044	.config	log	report
ci-upstream-net-kasan-gce	2020/03/28 16:31	net-next	1a147b74	f1ebdfba	.config	log	report
ci-upstream-net-kasan-gce	2020/03/06 11:09	net-next	3b3e808c	c88c7b75	.config	log	report
ci-upstream-net-kasan-gce	2020/02/28 23:48	net-next	c3e042f5	59b57593	.config	log	report
ci-upstream-linux-next-kasan-gce-root	2020/09/13 22:22	linux-next	d5b2251d	2d3cdd63	.config	log	report