syzbot


WARNING in ieee80211_link_info_change_notify (2)

Status: upstream: reported C repro on 2023/02/28 15:47
Subsystems: wireless (incorrect?)
Reported-by: syzbot+de87c09cc7b964ea2e23@syzkaller.appspotmail.com
First crash: 29d, last: 3h49m

Cause bisection: failed (error log, bisect log)
similar bugs (2):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-6.1 WARNING in ieee80211_link_info_change_notify C 17 17h26m 17d 0/3 upstream: reported C repro on 2023/03/08 22:37
upstream WARNING in ieee80211_link_info_change_notify C inconclusive 1376 29d 272d 24/24 fixed on 2023/02/24 13:50

Sample crash report:
netlink: 'syz-executor369': attribute type 27 has an invalid length.
------------[ cut here ]------------
wlan0: Failed check-sdata-in-driver check, flags: 0x0
WARNING: CPU: 0 PID: 5082 at net/mac80211/main.c:287 ieee80211_link_info_change_notify+0x1fd/0x270 net/mac80211/main.c:287
Modules linked in:
CPU: 0 PID: 5082 Comm: syz-executor369 Not tainted 6.3.0-rc2-syzkaller-00462-g5cdfdd6da323 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
RIP: 0010:ieee80211_link_info_change_notify+0x1fd/0x270 net/mac80211/main.c:287
Code: 8b 9d f8 08 00 00 48 85 db 74 32 e8 5d 89 0a f8 48 89 dd e8 55 89 0a f8 44 89 f2 48 89 ee 48 c7 c7 00 d5 7c 8b e8 f3 02 d3 f7 <0f> 0b e9 76 ff ff ff e8 37 89 0a f8 0f 0b e9 43 fe ff ff e8 2b 89
RSP: 0018:ffffc90003bef490 EFLAGS: 00010282
RAX: 0000000000000000 RBX: ffff8880281f0000 RCX: 0000000000000000
RDX: ffff888023ba3a80 RSI: ffffffff814b6037 RDI: 0000000000000001
RBP: ffff8880281f0000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff8880281f2230 R14: 0000000000000000 R15: ffffc90003bef508
FS:  00005555566b1300(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020006440 CR3: 00000000769e2000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 ieee80211_set_mcast_rate+0x42/0x50 net/mac80211/cfg.c:2873
 rdev_set_mcast_rate net/wireless/rdev-ops.h:1220 [inline]
 nl80211_set_mcast_rate+0x316/0x560 net/wireless/nl80211.c:11403
 genl_family_rcv_msg_doit.isra.0+0x1e6/0x2d0 net/netlink/genetlink.c:968
 genl_family_rcv_msg net/netlink/genetlink.c:1048 [inline]
 genl_rcv_msg+0x4ff/0x7e0 net/netlink/genetlink.c:1065
 netlink_rcv_skb+0x165/0x440 net/netlink/af_netlink.c:2574
 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1076
 netlink_unicast_kernel net/netlink/af_netlink.c:1339 [inline]
 netlink_unicast+0x547/0x7f0 net/netlink/af_netlink.c:1365
 netlink_sendmsg+0x925/0xe30 net/netlink/af_netlink.c:1942
 sock_sendmsg_nosec net/socket.c:724 [inline]
 sock_sendmsg+0xde/0x190 net/socket.c:747
 ____sys_sendmsg+0x71c/0x900 net/socket.c:2501
 ___sys_sendmsg+0x110/0x1b0 net/socket.c:2555
 __sys_sendmsg+0xf7/0x1c0 net/socket.c:2584
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f103380fbb9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 41 15 00 00 90 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffd77d33548 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f10338893a0 RCX: 00007f103380fbb9
RDX: 0000000000000000 RSI: 00000000200005c0 RDI: 0000000000000005
RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000c00000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000031
R13: 00007ffd77d33590 R14: 00007ffd77d3357a R15: 00007f1033889410
 </TASK>

Crashes (252):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets Title
ci-upstream-kasan-gce-root 2023/03/20 05:23 upstream 5cdfdd6da323 7939252e .config strace log report syz C [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-kasan-gce 2023/03/14 16:33 upstream fc89d7fb499b 0d5c4377 .config strace log report syz C [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-kasan-gce-smack-root 2023/02/25 20:30 upstream 489fa31ea873 ee50e71c .config strace log report syz C [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-net-this-kasan-gce 2023/03/18 14:51 net e866f29a6ff1 7939252e .config strace log report syz C [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-net-kasan-gce 2023/03/18 14:35 net-next 39a86d059a78 7939252e .config strace log report syz C [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-net-kasan-gce 2023/02/25 21:08 net-next 5b7c4cabbb65 ee50e71c .config strace log report syz C [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-gce-arm64 2023/02/25 21:11 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2ebd1fbb946d ee50e71c .config console log report syz C [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-kasan-gce-smack-root 2023/03/26 01:38 upstream 4bdec23f971b fbf0499a .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-kasan-gce 2023/03/25 19:52 upstream 4bdec23f971b fbf0499a .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-qemu-upstream 2023/03/25 16:04 upstream 65aca32efdcb fbf0499a .config console log report info WARNING in ieee80211_link_info_change_notify
ci-upstream-kasan-gce-root 2023/03/25 09:14 upstream 65aca32efdcb fbf0499a .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-kasan-gce-selinux-root 2023/03/25 07:26 upstream 65aca32efdcb fbf0499a .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-kasan-gce-root 2023/03/25 05:21 upstream 65aca32efdcb fbf0499a .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-kasan-gce-smack-root 2023/03/24 20:39 upstream 1e760fa3596e 9700afae .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-kasan-gce 2023/03/24 18:17 upstream 4bae0ad148f4 9700afae .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-kasan-gce 2023/03/23 22:14 upstream 9fd6ba5420ba f94b4a29 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-qemu-upstream 2023/03/23 21:11 upstream 9fd6ba5420ba f94b4a29 .config console log report info WARNING in ieee80211_link_info_change_notify
ci-upstream-kasan-gce-root 2023/03/23 18:43 upstream fff5a5e7f528 f94b4a29 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-kasan-gce-root 2023/03/23 03:47 upstream fff5a5e7f528 f94b4a29 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-kasan-gce-smack-root 2023/03/23 02:38 upstream fff5a5e7f528 f94b4a29 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-qemu-upstream 2023/03/22 23:55 upstream fff5a5e7f528 f94b4a29 .config console log report info WARNING in ieee80211_link_info_change_notify
ci-upstream-kasan-gce-selinux-root 2023/03/22 17:50 upstream a1effab7a3a3 d846e076 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-qemu-upstream 2023/03/22 15:16 upstream a1effab7a3a3 d846e076 .config console log report info WARNING in ieee80211_link_info_change_notify
ci-upstream-kasan-gce 2023/03/22 01:55 upstream 2faac9a98f01 8b4eb097 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-kasan-gce 2023/03/22 00:28 upstream 2faac9a98f01 8b4eb097 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-kasan-gce 2023/03/21 22:53 upstream 2faac9a98f01 8b4eb097 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-kasan-gce 2023/03/21 17:07 upstream 17214b70a159 03fb9538 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-kasan-gce-root 2023/03/21 15:27 upstream 17214b70a159 03fb9538 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-kasan-gce-root 2023/03/21 02:11 upstream 7d31677bb7b1 7939252e .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-qemu-upstream 2023/03/20 22:06 upstream 7d31677bb7b1 7939252e .config console log report info WARNING in ieee80211_link_info_change_notify
ci-upstream-kasan-gce-root 2023/03/20 08:52 upstream e8d018dd0257 7939252e .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-kasan-gce-selinux-root 2023/03/19 22:13 upstream 5cdfdd6da323 7939252e .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-kasan-gce-smack-root 2023/03/19 19:36 upstream 5cdfdd6da323 7939252e .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-kasan-gce-386 2023/03/26 03:17 upstream 4bdec23f971b fbf0499a .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-qemu-upstream-386 2023/03/25 17:17 upstream 65aca32efdcb fbf0499a .config console log report info WARNING in ieee80211_link_info_change_notify
ci-qemu-upstream-386 2023/03/25 02:18 upstream e76db6e50c85 fbf0499a .config console log report info WARNING in ieee80211_link_info_change_notify
ci-qemu-upstream-386 2023/03/24 13:30 upstream 1e760fa3596e ee89d73c .config console log report info WARNING in ieee80211_link_info_change_notify
ci-qemu-upstream-386 2023/03/24 11:19 upstream 1e760fa3596e f94b4a29 .config console log report info WARNING in ieee80211_link_info_change_notify
ci-upstream-kasan-gce-386 2023/03/24 01:41 upstream 9fd6ba5420ba f94b4a29 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-qemu-upstream-386 2023/03/22 13:55 upstream a1effab7a3a3 d846e076 .config console log report info WARNING in ieee80211_link_info_change_notify
ci-upstream-kasan-gce-386 2023/03/22 04:18 upstream 2faac9a98f01 8b4eb097 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-qemu-upstream-386 2023/03/21 21:48 upstream 2faac9a98f01 8b4eb097 .config console log report info WARNING in ieee80211_link_info_change_notify
ci-qemu-upstream-386 2023/03/21 09:45 upstream 17214b70a159 03fb9538 .config console log report info WARNING in ieee80211_link_info_change_notify
ci-upstream-net-this-kasan-gce 2023/03/24 16:47 net 1b4ae19e432d 9700afae .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-net-this-kasan-gce 2023/03/24 15:06 net 1b4ae19e432d 9700afae .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-net-this-kasan-gce 2023/03/24 09:08 net 1b4ae19e432d f94b4a29 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-net-this-kasan-gce 2023/03/23 13:24 net b1de5c78ebe9 f94b4a29 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-net-this-kasan-gce 2023/03/20 14:30 net f36fa5581bca 7939252e .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-net-this-kasan-gce 2023/03/20 12:45 net f36fa5581bca 7939252e .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-net-kasan-gce 2023/03/25 22:57 net-next bc77f7318da8 fbf0499a .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-net-kasan-gce 2023/03/23 01:13 net-next 5c5945dc695c f94b4a29 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-net-kasan-gce 2023/03/21 04:35 net-next 56aecc0a655d 7939252e .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-net-kasan-gce 2023/03/20 16:27 net-next 56aecc0a655d 7939252e .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-net-kasan-gce 2023/03/19 17:30 net-next 105a201ebf33 7939252e .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-linux-next-kasan-gce-root 2023/03/24 22:17 linux-next e5dbf24e8b9e 9700afae .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-linux-next-kasan-gce-root 2023/03/22 10:27 linux-next 0aa250ce67a2 d846e076 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-linux-next-kasan-gce-root 2023/03/22 03:15 linux-next 0aa250ce67a2 8b4eb097 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-gce-arm64 2023/03/25 03:47 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e8d018dd0257 fbf0499a .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-gce-arm64 2023/03/22 22:31 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe15c26ee26e f94b4a29 .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
ci-upstream-gce-arm64 2023/03/20 20:26 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe15c26ee26e 7939252e .config console log report info [disk image] [vmlinux] [kernel image] WARNING in ieee80211_link_info_change_notify
* Struck through repros no longer work on HEAD.