WARNING: zero-size vmalloc in corrupted

WARNING: zero-size vmalloc in corrupted

Status: closed as dup on 2021/06/24 06:17
Subsystems: mm usb
[Documentation on labels]
Reported-by: syzbot+c2f6f09fe907a838effb@syzkaller.appspotmail.com
First crash: 1290d, last: 1290d

Cause bisection: introduced by (bisect log) :
commit f9006acc8dfe59e25aa75729728ac57a8d84fc32
Author: Florian Westphal <fw@strlen.de>
Date: Wed Apr 21 07:51:08 2021 +0000

netfilter: arp_tables: pass table pointer via nf_hook_ops

Crash: WARNING in __nf_unregister_net_hook (log)
Repro: C syz .config

▶ ▼ Duplicate of

Title	Repro	Cause bisect	Fix bisect	Count	Last	Reported
WARNING in __vmalloc_node_range media usb	C			7	1335d	1337d

▶ ▼ Discussions (1)

Title	Replies (including bot)	Last reply
[syzbot] WARNING: zero-size vmalloc in corrupted	3 (7)	2021/06/24 06:17

▶ ▼ Last patch testing requests (1)


Created	Duration	User	Patch	Repo	Result
2021/06/23 16:19	17m	paskripkin@gmail.com	patch	upstream	report log

Sample crash report:

usb 1-1: media controller created
dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered.
cxusb: set interface failed
dvb-usb: bulk message failed: -22 (1/0)
DVB: Unable to find symbol mt352_attach()
dvb-usb: no frontend was attached by 'DViCO FusionHDTV DVB-T USB (LGZ201)'
dvbdev: DVB: registering new adapter (DViCO FusionHDTV DVB-T USB (LGZ201))
usb 1-1: media controller created
------------[ cut here ]------------
WARNING: CPU: 1 PID: 2950 at mm/vmalloc.c:2873 __vmalloc_node_range+0x769/0x970 mm/vmalloc.c:2873
Modules linked in:
CPU: 1 PID: 2950 Comm: kworker/1:2 Not tainted 5.13.0-rc7-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: usb_hub_wq hub_event
RIP: 0010:__vmalloc_node_range+0x769/0x970 mm/vmalloc.c:2873
Code: c7 04 24 00 00 00 00 eb 93 e8 b3 44 c5 ff 44 89 fa 44 89 f6 4c 89 ef e8 05 f7 09 00 48 89 04 24 e9 be fb ff ff e8 97 44 c5 ff <0f> 0b 48

Crashes (1):
Time	Kernel	Commit	Syzkaller	Config	Log	Report	Syz repro	C repro	VM info	Assets (help?)	Manager	Title
2021/06/22 04:47	upstream	13311e74253f	aba2b2fb	.config	console log	report	syz	C			ci-upstream-kasan-gce	WARNING: zero-size vmalloc in corrupted

* ~~Struck through~~ repros no longer work on HEAD.