BUG: MAX_LOCKDEP_CHAINS too low! (2)

BUG: MAX_LOCKDEP_CHAINS too low! (2)
Status: upstream: reported C repro on 2020/07/21 19:23
Reported-by: syzbot+4c0c011e71ae95a85ffe@syzkaller.appspotmail.com
Fix commit: 5dc33592e955 lockdep: Allow tuning tracing capacity constants.
Patched on: [ci-qemu-upstream ci-qemu-upstream-386 ci-qemu2-arm64 ci-qemu2-arm64-compat ci-qemu2-arm64-mte ci-qemu2-riscv64 ci-upstream-bpf-kasan-gce ci-upstream-bpf-next-kasan-gce ci-upstream-gce-leak ci-upstream-kasan-gce ci-upstream-kasan-gce-386 ci-upstream-kasan-gce-root ci-upstream-kasan-gce-selinux-root ci-upstream-kasan-gce-smack-root ci-upstream-kmsan-gce ci-upstream-kmsan-gce-386 ci-upstream-linux-next-kasan-gce-root ci-upstream-net-kasan-gce ci-upstream-net-this-kasan-gce ci2-upstream-kcsan-gce ci2-upstream-usb], missing on: [ci-qemu2-arm32]
First crash: 371d, last: 3h17m

Cause bisection: failed (bisect log)

similar bugs (3):
Kernel	Title	Repro	Cause bisect	Count	Last	Reported	Patched	Status
linux-4.14	BUG: MAX_LOCKDEP_CHAINS too low!			401	65d	663d	0/1	upstream: reported on 2019/09/29 10:02
linux-4.19	BUG: MAX_LOCKDEP_CHAINS too low!			9432	31m	826d	0/1	upstream: reported on 2019/04/20 01:26
upstream	BUG: MAX_LOCKDEP_CHAINS too low!	C	done	17240	371d	1029d	17/22	fixed on 2020/07/17 17:58

Sample crash report:

BUG: MAX_LOCKDEP_CHAINS too low!
turning off the locking correctness validator.
CPU: 1 PID: 1834 Comm: kworker/u4:4 Not tainted 5.8.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: bond1466 bond_resend_igmp_join_requests_delayed
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1f0/0x31e lib/dump_stack.c:118
 add_chain_cache kernel/locking/lockdep.c:452 [inline]
 lookup_chain_cache_add kernel/locking/lockdep.c:3162 [inline]
 validate_chain+0x4e64/0x8920 kernel/locking/lockdep.c:3183
 __lock_acquire+0x116c/0x2c30 kernel/locking/lockdep.c:4380
 lock_acquire+0x160/0x720 kernel/locking/lockdep.c:4959
 __raw_read_lock_bh include/linux/rwlock_api_smp.h:176 [inline]
 _raw_read_lock_bh+0x3a/0x50 kernel/locking/spinlock.c:247
 ipv6_chk_mcast_addr+0x106/0x5b0 net/ipv6/mcast.c:1000
 ip6_finish_output2+0x797/0x1400 net/ipv6/ip6_output.c:73
 dst_output include/net/dst.h:443 [inline]
 NF_HOOK include/linux/netfilter.h:307 [inline]
 mld_sendpack+0x6a0/0xa50 net/ipv6/mcast.c:1679
 ipv6_mc_rejoin_groups net/ipv6/mcast.c:2637 [inline]
 ipv6_mc_netdev_event+0x2da/0x360 net/ipv6/mcast.c:2650
 notifier_call_chain kernel/notifier.c:83 [inline]
 __raw_notifier_call_chain kernel/notifier.c:361 [inline]
 raw_notifier_call_chain+0xe7/0x170 kernel/notifier.c:368
 call_netdevice_notifiers_info net/core/dev.c:2027 [inline]
 call_netdevice_notifiers_extack net/core/dev.c:2039 [inline]
 call_netdevice_notifiers+0xeb/0x150 net/core/dev.c:2053
 bond_resend_igmp_join_requests_delayed+0x5c/0x180 drivers/net/bonding/bond_main.c:590
 process_one_work+0x789/0xfc0 kernel/workqueue.c:2269
 worker_thread+0xaa4/0x1460 kernel/workqueue.c:2415
 kthread+0x37e/0x3a0 drivers/block/aoe/aoecmd.c:1234
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:293

Crashes (81209):
Manager	Time	Kernel	Commit	Syzkaller	Config	Log	Report	Syz repro	C repro	VM info	Title
ci-upstream-kasan-gce-smack-root	2020/07/22 06:37	upstream	4fa640dc5230	21f1765e	.config	log	report	syz	C
ci-upstream-kasan-gce	2020/07/22 02:31	upstream	4fa640dc5230	21f1765e	.config	log	report	syz	C
ci-upstream-kasan-gce-root	2020/07/19 00:15	upstream	6a70f89cc58f	9c812472	.config	log	report	syz	C
ci-upstream-kasan-gce-selinux-root	2020/07/18 08:02	upstream	8882572675c1	9c812472	.config	log	report	syz	C
ci-upstream-net-this-kasan-gce	2020/07/20 08:29	net	a463fa2cda56	9c812472	.config	log	report	syz	C
ci-upstream-net-kasan-gce	2020/07/20 04:03	net-next	a050d82f5b04	9c812472	.config	log	report	syz	C
ci-upstream-net-kasan-gce	2020/07/18 17:05	net-next	a050d82f5b04	9c812472	.config	log	report	syz	C
ci-upstream-linux-next-kasan-gce-root	2020/07/18 17:48	linux-next	4c43049f19a2	9c812472	.config	log	report	syz	C
ci-upstream-kasan-gce-selinux-root	2021/07/24 01:22	upstream	8baef6386baa	bc5f1d88	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-root	2021/07/24 00:03	upstream	8baef6386baa	bc5f1d88	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-smack-root	2021/07/23 04:28	upstream	9bead1b58c4c	bc5f1d88	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-root	2021/07/23 03:12	upstream	9bead1b58c4c	bc5f1d88	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-selinux-root	2021/07/22 16:23	upstream	3d5895cd3517	302e51de	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-selinux-root	2021/07/22 15:02	upstream	3d5895cd3517	302e51de	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-selinux-root	2021/07/22 05:11	upstream	7b6ae471e541	29c3f20f	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-smack-root	2021/07/22 02:47	upstream	7b6ae471e541	29c3f20f	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-selinux-root	2021/07/21 19:55	upstream	8cae8cd89f05	29c3f20f	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-selinux-root	2021/07/21 18:01	upstream	8cae8cd89f05	29c3f20f	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-smack-root	2021/07/20 17:02	upstream	8cae8cd89f05	1b201b48	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-root	2021/07/20 15:32	upstream	8cae8cd89f05	1b201b48	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-root	2021/07/20 14:19	upstream	8cae8cd89f05	bc48c9ab	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-smack-root	2021/07/20 00:01	upstream	2734d6c1b1a0	bc48c9ab	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-root	2021/07/19 22:57	upstream	2734d6c1b1a0	bc48c9ab	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-smack-root	2021/07/19 12:02	upstream	2734d6c1b1a0	e6a17580	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-root	2021/07/19 10:41	upstream	2734d6c1b1a0	e6a17580	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-selinux-root	2021/07/19 05:11	upstream	2734d6c1b1a0	f115ae98	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-smack-root	2021/07/19 04:02	upstream	2734d6c1b1a0	f115ae98	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-selinux-root	2021/07/19 00:55	upstream	1d67c8d993ba	f115ae98	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-selinux-root	2021/07/18 17:02	upstream	1d67c8d993ba	f115ae98	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-root	2021/07/18 16:00	upstream	1d67c8d993ba	f115ae98	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce	2021/07/18 12:44	upstream	ccbb22b9ab86	f115ae98	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-smack-root	2021/07/18 11:37	upstream	1d67c8d993ba	f115ae98	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-root	2021/07/18 03:13	upstream	ccbb22b9ab86	f115ae98	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-selinux-root	2021/07/18 01:56	upstream	ccbb22b9ab86	f115ae98	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-smack-root	2021/07/17 21:59	upstream	d980cc0620ae	f115ae98	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-root	2021/07/17 06:18	upstream	d980cc0620ae	f115ae98	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce	2021/07/17 03:13	upstream	d936eb238744	f115ae98	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce	2021/07/17 01:50	upstream	d936eb238744	f115ae98	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-selinux-root	2021/07/16 14:28	upstream	d936eb238744	f115ae98	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-386	2021/04/26 19:00	upstream	9f4ad9e425a1	805b5003	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-net-this-kasan-gce	2021/07/21 00:57	net	6c2d125823ae	1b201b48	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-net-this-kasan-gce	2021/07/21 00:49	net	6c2d125823ae	1b201b48	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-bpf-kasan-gce	2021/05/12 02:09	bpf	bbd6f0a94813	b3c3bb8e	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-net-kasan-gce	2021/07/23 15:03	net-next	4431531c482a	bc5f1d88	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-net-kasan-gce	2021/07/21 21:04	net-next	54cb43199e14	29c3f20f	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-net-kasan-gce	2021/07/18 23:52	net-next	0d6835ffe50c	f115ae98	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-net-kasan-gce	2021/07/18 06:00	net-next	23d2b94043ca	f115ae98	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-net-kasan-gce	2021/07/17 10:38	net-next	ab0441b4a920	f115ae98	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-net-kasan-gce	2021/07/16 22:49	net-next	87117baf4f92	f115ae98	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-net-kasan-gce	2021/07/16 08:57	net-next	5c2c85315948	f115ae98	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-net-kasan-gce	2021/07/16 01:38	net-next	5c2c85315948	f115ae98	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-bpf-next-kasan-gce	2021/05/10 10:42	bpf-next	3733bfbbdd28	bc5434be	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-linux-next-kasan-gce-root	2021/07/23 11:16	linux-next	90d856e71443	bc5f1d88	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-linux-next-kasan-gce-root	2021/07/23 10:42	linux-next	90d856e71443	bc5f1d88	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-linux-next-kasan-gce-root	2021/07/23 09:36	linux-next	90d856e71443	bc5f1d88	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-linux-next-kasan-gce-root	2021/07/23 01:01	linux-next	7468cbf5c917	bc5f1d88	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-linux-next-kasan-gce-root	2021/07/22 13:58	linux-next	7468cbf5c917	302e51de	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-linux-next-kasan-gce-root	2021/07/22 09:56	linux-next	7468cbf5c917	29c3f20f	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-linux-next-kasan-gce-root	2021/07/22 08:55	linux-next	7468cbf5c917	29c3f20f	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-linux-next-kasan-gce-root	2021/07/21 10:27	linux-next	b1347210b01d	1b201b48	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-linux-next-kasan-gce-root	2021/07/19 02:36	linux-next	c1a6d08348fc	f115ae98	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-linux-next-kasan-gce-root	2021/07/16 02:39	linux-next	c1a6d08348fc	f115ae98	.config	log	report			info	BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-selinux-root	2021/01/17 14:26	upstream	0da0a8a0a0e1	813be542	.config	log	report			info
ci-upstream-net-kasan-gce	2020/07/17 19:21	net-next	4291dc1a5608	9c812472	.config	log	report