WARNING in ieee80211_bss_info_change

WARNING in ieee80211_bss_info_change_notify
Status: upstream: reported C repro on 2020/10/02 07:16
Reported-by: syzbot+e7b7d0a1d17c8ec2e943@syzkaller.appspotmail.com
First crash: 422d, last: 14d

similar bugs (1):
Kernel	Title	Repro	Cause bisect	Fix bisect	Count	Last	Reported	Patched	Status
upstream	WARNING in ieee80211_bss_info_change_notify	C	done		412	3d07h	422d	0/22	upstream: reported C repro on 2020/10/02 15:39

Sample crash report:

wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
------------[ cut here ]------------
wlan0:  Failed check-sdata-in-driver check, flags: 0x4
WARNING: CPU: 1 PID: 8097 at net/mac80211/driver-ops.h:17 check_sdata_in_driver net/mac80211/driver-ops.h:17 [inline]
WARNING: CPU: 1 PID: 8097 at net/mac80211/driver-ops.h:17 drv_bss_info_changed net/mac80211/driver-ops.h:173 [inline]
WARNING: CPU: 1 PID: 8097 at net/mac80211/driver-ops.h:17 ieee80211_bss_info_change_notify+0x824/0x920 net/mac80211/main.c:204
Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 8097 Comm: syz-executor508 Not tainted 4.19.163-syzkaller #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+0x1fc/0x2fe lib/dump_stack.c:118
 panic+0x26a/0x50e kernel/panic.c:186
 __warn.cold+0x20/0x61 kernel/panic.c:541
 report_bug+0x262/0x2b0 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+0x1d7/0x310 arch/x86/kernel/traps.c:296
 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:1038
RIP: 0010:check_sdata_in_driver net/mac80211/driver-ops.h:17 [inline]
RIP: 0010:drv_bss_info_changed net/mac80211/driver-ops.h:173 [inline]
RIP: 0010:ieee80211_bss_info_change_notify+0x824/0x920 net/mac80211/main.c:204
Code: 00 00 48 8b ab 28 05 00 00 48 85 ed 74 53 e8 d3 1b b0 f9 e8 ce 1b b0 f9 44 89 fa 48 89 ee 48 c7 c7 e0 b6 66 89 e8 a7 f8 83 f9 <0f> 0b e9 19 f9 ff ff e8 b0 1b b0 f9 0f 0b e9 0a fb ff ff e8 a4 1b
RSP: 0018:ffff888092327600 EFLAGS: 00010282
RAX: 0000000000000000 RBX: ffff8880b0659c80 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff814fdbb1 RDI: ffffed1012464eb2
RBP: ffff8880b06591c0 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000005 R11: 0000000000000000 R12: 0000000002000000
R13: ffff8880b065ac10 R14: 0000000000000000 R15: 0000000000000004
 ieee80211_set_mcast_rate+0x37/0x40 net/mac80211/cfg.c:2291
 rdev_set_mcast_rate net/wireless/rdev-ops.h:1192 [inline]
 nl80211_set_mcast_rate+0x355/0x930 net/wireless/nl80211.c:9117
 genl_family_rcv_msg+0x642/0xc40 net/netlink/genetlink.c:602
 genl_rcv_msg+0xbf/0x160 net/netlink/genetlink.c:627
 netlink_rcv_skb+0x160/0x440 net/netlink/af_netlink.c:2455
 genl_rcv+0x24/0x40 net/netlink/genetlink.c:638
 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline]
 netlink_unicast+0x4d5/0x690 net/netlink/af_netlink.c:1344
 netlink_sendmsg+0x6bb/0xc40 net/netlink/af_netlink.c:1909
 sock_sendmsg_nosec net/socket.c:622 [inline]
 sock_sendmsg+0xc3/0x120 net/socket.c:632
 ___sys_sendmsg+0x7bb/0x8e0 net/socket.c:2115
 __sys_sendmsg net/socket.c:2153 [inline]
 __do_sys_sendmsg net/socket.c:2162 [inline]
 __se_sys_sendmsg net/socket.c:2160 [inline]
 __x64_sys_sendmsg+0x132/0x220 net/socket.c:2160
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x4417c9
Code: e8 dc 05 03 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 8b 0d fc ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007ffe5db1f168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007ffe5db1f190 RCX: 00000000004417c9
RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000004
RBP: 0000000000000003 R08: 0000001e00000000 R09: 0000001e00000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000032
R13: 0000000000000000 R14: 000000000000000c R15: 0000000000000004
Kernel Offset: disabled
Rebooting in 86400 seconds..

Crashes (312):
Manager	Time	Kernel	Commit	Syzkaller	Config	Log	Report	Syz repro	C repro	VM info	Title
ci2-linux-4-19	2020/12/25 16:59	linux-4.19.y	13d2ce42de8c	b982b3ea	.config	log	report	syz	C
ci2-linux-4-19	2020/11/27 10:51	linux-4.19.y	0c88e405c97e	5018c946	.config	log	report	syz	C
ci2-linux-4-19	2020/11/22 04:02	linux-4.19.y	2c746135a12e	0d27f508	.config	log	report	syz	C
ci2-linux-4-19	2020/11/06 23:01	linux-4.19.y	b94de4d19498	cba33199	.config	log	report	syz	C
ci2-linux-4-19	2020/11/06 14:49	linux-4.19.y	b94de4d19498	cba33199	.config	log	report	syz	C
ci2-linux-4-19	2020/11/05 21:54	linux-4.19.y	b94de4d19498	cba33199	.config	log	report	syz	C
ci2-linux-4-19	2020/10/26 03:54	linux-4.19.y	ad326970d25c	a1839e81	.config	log	report	syz	C
ci2-linux-4-19	2020/10/26 03:34	linux-4.19.y	ad326970d25c	a1839e81	.config	log	report	syz	C
ci2-linux-4-19	2020/10/26 03:04	linux-4.19.y	ad326970d25c	a1839e81	.config	log	report	syz	C
ci2-linux-4-19	2020/10/26 02:33	linux-4.19.y	ad326970d25c	a1839e81	.config	log	report	syz	C
ci2-linux-4-19	2020/10/06 14:45	linux-4.19.y	b09c34517e1a	1880b4a9	.config	log	report	syz	C
ci2-linux-4-19	2021/11/14 09:37	linux-4.19.y	3f8a27f9e27b	75b04091	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/11/13 18:40	linux-4.19.y	3f8a27f9e27b	75b04091	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/11/13 16:50	linux-4.19.y	3f8a27f9e27b	75b04091	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/11/13 13:26	linux-4.19.y	3f8a27f9e27b	75b04091	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/11/13 09:44	linux-4.19.y	3f8a27f9e27b	75b04091	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/11/13 06:01	linux-4.19.y	3f8a27f9e27b	75b04091	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/11/12 21:38	linux-4.19.y	3f8a27f9e27b	75b04091	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/11/09 00:22	linux-4.19.y	3f8a27f9e27b	8ab17e57	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/11/08 01:03	linux-4.19.y	3f8a27f9e27b	4c1be0be	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/11/07 22:15	linux-4.19.y	3f8a27f9e27b	4c1be0be	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/11/07 04:49	linux-4.19.y	3f8a27f9e27b	4c1be0be	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/11/06 19:12	linux-4.19.y	3f8a27f9e27b	4c1be0be	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/11/03 05:04	linux-4.19.y	3f8a27f9e27b	17f3edd2	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/11/02 10:32	linux-4.19.y	3f8a27f9e27b	098b5d53	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/10/30 05:27	linux-4.19.y	3f8a27f9e27b	098b5d53	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/10/27 14:57	linux-4.19.y	3f8a27f9e27b	be531bb4	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/10/25 02:54	linux-4.19.y	3f8a27f9e27b	4f0000ee	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/10/24 13:58	linux-4.19.y	3f8a27f9e27b	282f03fb	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/10/18 18:00	linux-4.19.y	3f8a27f9e27b	24dc29db	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/10/17 05:47	linux-4.19.y	3f8a27f9e27b	0c5d9412	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/10/15 08:36	linux-4.19.y	3f8a27f9e27b	aab7690b	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/10/12 07:05	linux-4.19.y	e34184f53363	838e7e2c	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/10/07 16:08	linux-4.19.y	6db10b4d5efd	efe0f24d	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/10/06 23:29	linux-4.19.y	6db10b4d5efd	62ee0987	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/10/06 05:41	linux-4.19.y	c2276d585654	0a63fd36	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/10/05 07:13	linux-4.19.y	c2276d585654	ce697b49	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/10/04 08:56	linux-4.19.y	c2276d585654	ce697b49	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/10/03 12:59	linux-4.19.y	c2276d585654	db0f5787	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/10/02 05:12	linux-4.19.y	c2276d585654	db0f5787	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/10/01 22:39	linux-4.19.y	c2276d585654	cc80db95	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/10/01 16:22	linux-4.19.y	c2276d585654	cc80db95	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/10/01 02:41	linux-4.19.y	c2276d585654	1d849ab4	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/09/29 13:44	linux-4.19.y	c2276d585654	e08fe937	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/09/29 06:19	linux-4.19.y	c2276d585654	d82cb927	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/09/28 23:04	linux-4.19.y	c2276d585654	d82cb927	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/09/28 13:32	linux-4.19.y	c2276d585654	d82cb927	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/09/27 00:44	linux-4.19.y	c2276d585654	78494d16	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/09/25 15:46	linux-4.19.y	2950c9c5e0df	8cac236e	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/09/25 08:43	linux-4.19.y	2950c9c5e0df	8cac236e	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/09/25 02:45	linux-4.19.y	2950c9c5e0df	8cac236e	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/09/23 18:39	linux-4.19.y	2950c9c5e0df	8cac236e	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/09/22 12:01	linux-4.19.y	2950c9c5e0df	169724fe	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/09/14 16:04	linux-4.19.y	b172b44fcb17	07e953c1	.config	log	report			info	WARNING in ieee80211_bss_info_change_notify
ci2-linux-4-19	2021/01/17 11:18	linux-4.19.y	675cc038067f	813be542	.config	log	report			info
ci2-linux-4-19	2020/10/02 07:16	linux-4.19.y	b09c34517e1a	9602ddf4	.config	log	report			info