KCSAN: data-race in lbmIODone / lbmRead

KCSAN: data-race in lbmIODone / lbmRead
Status: moderation: reported on 2020/12/07 11:34
Reported-by: syzbot+373a4d46af1e75b33362@syzkaller.appspotmail.com
First crash: 211d, last: 6d05h

Sample crash report:

loop0: detected capacity change from 0 to 65534
==================================================================
BUG: KCSAN: data-race in lbmIODone / lbmRead

write to 0xffff88803fc9c088 of 4 bytes by interrupt on cpu 1:
 lbmIODone+0x7b/0xc20 fs/jfs/jfs_logmgr.c:2193
 bio_endio+0x2d6/0x3a0 block/bio.c:1451
 req_bio_endio block/blk-core.c:265 [inline]
 blk_update_request+0x4f5/0xb40 block/blk-core.c:1456
 blk_mq_end_request+0x22/0x50 block/blk-mq.c:564
 lo_complete_rq+0xca/0x180 drivers/block/loop.c:497
 blk_complete_reqs block/blk-mq.c:576 [inline]
 blk_done_softirq+0x69/0x90 block/blk-mq.c:581
 __do_softirq+0x13c/0x2c3 kernel/softirq.c:345
 run_ksoftirqd+0x13/0x20 kernel/softirq.c:652
 smpboot_thread_fn+0x34f/0x520 kernel/smpboot.c:165
 kthread+0x20b/0x230 kernel/kthread.c:292
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294

read to 0xffff88803fc9c088 of 4 bytes by task 17398 on cpu 0:
 lbmRead+0x2a7/0x370 fs/jfs/jfs_logmgr.c:2001
 lmLogInit+0x51b/0xe40 fs/jfs/jfs_logmgr.c:1298
 open_inline_log fs/jfs/jfs_logmgr.c:1183 [inline]
 lmLogOpen+0x2f1/0xa30 fs/jfs/jfs_logmgr.c:1077
 jfs_mount_rw+0x7e/0x320 fs/jfs/jfs_mount.c:260
 jfs_fill_super+0x3a5/0x710 fs/jfs/super.c:570
 mount_bdev+0x1e8/0x290 fs/super.c:1367
 jfs_do_mount+0x2d/0x40 fs/jfs/super.c:675
 legacy_get_tree+0x70/0xc0 fs/fs_context.c:592
 vfs_get_tree+0x4a/0x1a0 fs/super.c:1497
 do_new_mount fs/namespace.c:2903 [inline]
 path_mount+0x11b9/0x1c00 fs/namespace.c:3233
 do_mount fs/namespace.c:3246 [inline]
 __do_sys_mount fs/namespace.c:3454 [inline]
 __se_sys_mount+0x23d/0x2e0 fs/namespace.c:3431
 __x64_sys_mount+0x63/0x70 fs/namespace.c:3431
 do_syscall_64+0x39/0x80 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xae

Reported by Kernel Concurrency Sanitizer on:
CPU: 0 PID: 17398 Comm: syz-executor.0 Tainted: G        W         5.12.0-rc7-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
==================================================================

Crashes (65):
Manager	Time	Kernel	Commit	Syzkaller	Config	Log	Report	VM info	Title
ci2-upstream-kcsan-gce	2021/04/15 02:17	upstream	7f75285c	fcdb12ba	.config	log	report	info	KCSAN: data-race in lbmIODone / lbmRead
ci2-upstream-kcsan-gce	2021/04/06 14:50	upstream	0a50438c	6a81331a	.config	log	report	info	KCSAN: data-race in lbmIODone / lbmRead
ci2-upstream-kcsan-gce	2021/03/31 22:03	upstream	d19cc4bf	6a81331a	.config	log	report	info	KCSAN: data-race in lbmIODone / lbmRead
ci2-upstream-kcsan-gce	2021/03/22 03:31	upstream	5ee96fa9	bea32f74	.config	log	report	info	KCSAN: data-race in lbmIODone / lbmRead
ci2-upstream-kcsan-gce	2021/03/22 01:43	upstream	5ee96fa9	4c9a64da	.config	log	report	info	KCSAN: data-race in lbmIODone / lbmRead
ci2-upstream-kcsan-gce	2021/03/16 06:53	upstream	1a4431a5	fdb2bb2c	.config	log	report	info	KCSAN: data-race in lbmIODone / lbmRead
ci2-upstream-kcsan-gce	2021/03/13 10:08	upstream	f296bfd5	4a003785	.config	log	report	info	KCSAN: data-race in lbmIODone / lbmRead
ci2-upstream-kcsan-gce	2021/02/21 09:23	upstream	e767b353	3e5ed8b4	.config	log	report	info	KCSAN: data-race in lbmIODone / lbmRead
ci2-upstream-kcsan-gce	2021/02/17 21:43	upstream	f40ddce8	14052202	.config	log	report	info	KCSAN: data-race in lbmIODone / lbmRead
ci2-upstream-kcsan-gce	2021/02/15 04:58	upstream	f40ddce8	98682e5e	.config	log	report	info	KCSAN: data-race in lbmIODone / lbmRead
ci2-upstream-kcsan-gce	2021/02/13 10:58	upstream	c6d8570e	98682e5e	.config	log	report	info	KCSAN: data-race in lbmIODone / lbmRead
ci2-upstream-kcsan-gce	2021/02/11 21:58	upstream	291009f6	a5f86b15	.config	log	report	info	KCSAN: data-race in lbmIODone / lbmRead
ci2-upstream-kcsan-gce	2021/02/08 02:04	upstream	b75dba7f	2ce644fc	.config	log	report	info	KCSAN: data-race in lbmIODone / lbmRead
ci2-upstream-kcsan-gce	2021/02/07 02:32	upstream	964d069f	0655e081	.config	log	report	info	KCSAN: data-race in lbmIODone / lbmRead
ci2-upstream-kcsan-gce	2021/02/06 18:00	upstream	1e0d27fc	0655e081	.config	log	report	info	KCSAN: data-race in lbmIODone / lbmRead
ci2-upstream-kcsan-gce	2021/02/04 14:39	upstream	61556703	42b90a7c	.config	log	report	info	KCSAN: data-race in lbmIODone / lbmRead
ci2-upstream-kcsan-gce	2021/01/31 02:54	upstream	8c947645	fc9fd31e	.config	log	report	info	KCSAN: data-race in lbmIODone / lbmRead
ci2-upstream-kcsan-gce	2021/01/30 12:18	upstream	0e9bcda5	fc9fd31e	.config	log	report	info	KCSAN: data-race in lbmIODone / lbmRead
ci2-upstream-kcsan-gce	2021/01/29 22:51	upstream	bec4c296	fc9fd31e	.config	log	report	info	KCSAN: data-race in lbmIODone / lbmRead
ci2-upstream-kcsan-gce	2021/01/26 02:04	upstream	f8ad8187	52e37319	.config	log	report	info	KCSAN: data-race in lbmIODone / lbmRead
ci2-upstream-kcsan-gce	2021/01/25 10:01	upstream	6ee1d745	52e37319	.config	log	report	info	KCSAN: data-race in lbmIODone / lbmRead
ci2-upstream-kcsan-gce	2021/01/24 23:07	upstream	e6806137	52e37319	.config	log	report	info	KCSAN: data-race in lbmIODone / lbmRead
ci2-upstream-kcsan-gce	2021/01/18 01:07	upstream	0da0a8a0	fd103621	.config	log	report	info	KCSAN: data-race in lbmIODone / lbmRead
ci2-upstream-kcsan-gce	2021/01/14 03:24	upstream	65f0d241	269d24e8	.config	log	report	info
ci2-upstream-kcsan-gce	2021/01/12 19:31	upstream	e609571b	0cdd6185	.config	log	report	info
ci2-upstream-kcsan-gce	2021/01/11 23:34	upstream	a0d54b4f	2c1f2513	.config	log	report	info
ci2-upstream-kcsan-gce	2021/01/09 01:36	upstream	6279d812	c104d4a3	.config	log	report	info
ci2-upstream-kcsan-gce	2021/01/06 17:55	upstream	9f1abbe9	fff20c29	.config	log	report	info
ci2-upstream-kcsan-gce	2021/01/04 16:56	upstream	e71ba945	79264ae3	.config	log	report	info
ci2-upstream-kcsan-gce	2020/12/30 17:35	upstream	139711f0	ecb8c012	.config	log	report	info
ci2-upstream-kcsan-gce	2020/12/30 17:29	upstream	139711f0	ecb8c012	.config	log	report	info
ci2-upstream-kcsan-gce	2020/12/28 05:44	upstream	5c8fe583	2242f77f	.config	log	report	info
ci2-upstream-kcsan-gce	2020/12/20 02:02	upstream	467f8165	04201c06	.config	log	report	info
ci2-upstream-kcsan-gce	2020/12/15 13:22	upstream	148842c9	97183ed7	.config	log	report	info
ci2-upstream-kcsan-gce	2020/12/14 23:58	upstream	fab0fca1	97183ed7	.config	log	report	info
ci2-upstream-kcsan-gce	2020/12/11 01:44	upstream	9fca90cf	f900b48c	.config	log	report	info
ci2-upstream-kcsan-gce	2020/12/08 11:47	upstream	cd796ed3	9af51e31	.config	log	report	info
ci2-upstream-kcsan-gce	2020/12/06 00:03	upstream	32f741b0	50503117	.config	log	report	info
ci2-upstream-kcsan-gce	2020/11/24 00:11	upstream	418baf2c	878fb17a	.config	log	report	info
ci2-upstream-kcsan-gce	2020/11/22 22:43	upstream	68d3fa23	0d27f508	.config	log	report	info
ci2-upstream-kcsan-gce	2020/11/18 23:45	upstream	c2e7554e	0767f13f	.config	log	report	info
ci2-upstream-kcsan-gce	2020/11/18 01:01	upstream	111e91a6	09323409	.config	log	report	info
ci2-upstream-kcsan-gce	2020/11/16 10:56	upstream	09162bc3	1bf9a662	.config	log	report	info
ci2-upstream-kcsan-gce	2020/11/15 21:35	upstream	0062442e	1bf9a662	.config	log	report	info
ci2-upstream-kcsan-gce	2020/11/13 06:34	upstream	af5043c8	16fca0c8	.config	log	report	info
ci2-upstream-kcsan-gce	2020/11/10 01:14	upstream	3552c370	cba33199	.config	log	report	info
ci2-upstream-kcsan-gce	2020/10/28 20:12	upstream	ed8780e3	f24824d3	.config	log	report	info
ci2-upstream-kcsan-gce	2020/10/27 14:00	upstream	4525c878	94942294	.config	log	report	info
ci2-upstream-kcsan-gce	2020/10/25 04:08	upstream	d7691390	a1839e81	.config	log	report	info
ci2-upstream-kcsan-gce	2020/10/23 14:39	upstream	f9893351	4e740c00	.config	log	report	info
ci2-upstream-kcsan-gce	2020/10/22 03:58	upstream	f804b315	be6b1582	.config	log	report	info
ci2-upstream-kcsan-gce	2020/10/18 05:05	upstream	9d9af100	fea47c01	.config	log	report	info
ci2-upstream-kcsan-gce	2020/10/17 15:20	upstream	071a0578	fea47c01	.config	log	report	info
ci2-upstream-kcsan-gce	2020/10/14 00:08	upstream	6ad4bf6e	fc7735a2	.config	log	report	info
ci2-upstream-kcsan-gce	2020/10/12 21:40	upstream	1e6d1d96	d32b0bbf	.config	log	report	info
ci2-upstream-kcsan-gce	2020/10/11 02:51	upstream	da690031	4a77ae0b	.config	log	report	info
ci2-upstream-kcsan-gce	2020/10/10 12:59	upstream	6f2f486d	b74c49a6	.config	log	report	info
ci2-upstream-kcsan-gce	2020/10/02 16:03	upstream	472e5b05	062c9832	.config	log	report	info
ci2-upstream-kcsan-gce	2020/10/01 00:38	upstream	60e72093	a9767fb2	.config	log	report	info
ci2-upstream-kcsan-gce	2020/09/24 01:36	upstream	c9c9e6a4	54289b08	.config	log	report	info
ci2-upstream-kcsan-gce	2020/09/23 21:31	upstream	805c6d3c	54289b08	.config	log	report	info
ci2-upstream-kcsan-gce	2020/09/22 19:25	upstream	eff48dde	3e8f6c27	.config	log	report	info
ci2-upstream-kcsan-gce	2020/09/22 19:15	upstream	eff48dde	3e8f6c27	.config	log	report	info
ci2-upstream-kcsan-gce	2020/09/21 10:35	upstream	ba4f184e	c81d99c8	.config	log	report	info