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WARNING in ieee80211_mgd_probe_ap_send

Status: upstream: reported C repro on 2024/03/29 04:03
Bug presence: origin:lts-only
[Documentation on labels]
Reported-by: syzbot+c819c1d6f08fd167aa7e@syzkaller.appspotmail.com
First crash: 305d, last: 39d
Fix bisection: the issue occurs on the latest tested release (bisect log)
Crash: WARNING in cfg80211_rx_mlme_mgmt (log)
Repro: C syz .config
  
▶ ▼ Bug presence (2)
Date Name Commit Repro Result
2024/05/04 linux-5.15.y (ToT) 284087d4f7d5 C [report] WARNING in ieee80211_mgd_probe_ap_send
2024/05/04 upstream (ToT) 7367539ad4b0 C Didn't crash
▶ ▼ Similar bugs (2)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream WARNING in ieee80211_mgd_probe_ap_send (2) wireless 4 33d 87d 0/28 upstream: reported on 2024/11/02 09:52
upstream WARNING in ieee80211_mgd_probe_ap_send wireless 1 1045d 1042d 0/28 auto-closed as invalid on 2022/07/18 10:06
▶ ▼ Last patch testing requests (1)
Created Duration User Patch Repo Result
2024/12/20 09:06 9m retest repro linux-5.15.y report log
▶ ▼ Fix bisection attempts (6)
Created Duration User Patch Repo Result
2024/10/15 03:20 0m fix candidate upstream error job log
2024/10/11 00:28 2h16m bisect fix linux-5.15.y OK (0) job log log
2024/08/26 16:39 1h55m bisect fix linux-5.15.y OK (0) job log log
2024/07/15 03:13 1h12m bisect fix linux-5.15.y OK (0) job log log
2024/06/03 16:22 1h00m bisect fix linux-5.15.y OK (0) job log log
2024/04/29 19:50 1h57m bisect fix linux-5.15.y OK (0) job log log

Sample crash report:
------------[ cut here ]------------
WARNING: CPU: 0 PID: 144 at net/mac80211/mlme.c:2556 ieee80211_mgd_probe_ap_send+0x58a/0x660
Modules linked in:
CPU: 0 PID: 144 Comm: kworker/u4:1 Not tainted 5.15.153-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
Workqueue: phy4 ieee80211_beacon_connection_loss_work
RIP: 0010:ieee80211_mgd_probe_ap_send+0x58a/0x660 net/mac80211/mlme.c:2556
Code: e8 eb 39 c1 f7 49 81 c4 b8 0d 00 00 4c 89 e7 48 89 de 48 83 c4 20 5b 41 5c 41 5d 41 5e 41 5f 5d e9 ab ae af f7 e8 c6 39 c1 f7 <0f> 0b 42 80 3c 3b 00 0f 85 ae fb ff ff e9 b1 fb ff ff e8 af 39 c1
RSP: 0018:ffffc9000177fbc0 EFLAGS: 00010293
RAX: ffffffff89beffea RBX: 1ffff11003dc7a51 RCX: ffff888016f88000
RDX: 0000000000000000 RSI: ffffffff8a8b27a0 RDI: ffffffff8ad88fc0
RBP: 0000000000000002 R08: dffffc0000000000 R09: fffffbfff1bc72a6
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88801ee3cc80
R13: 1ffff11003dc7b95 R14: ffff88801ee3d288 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055555710bca8 CR3: 000000001a8e5000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ieee80211_mgd_probe_ap+0x2e8/0x350 net/mac80211/mlme.c:2639
 process_one_work+0x8a1/0x10c0 kernel/workqueue.c:2310
 worker_thread+0xaca/0x1280 kernel/workqueue.c:2457
 kthread+0x3f6/0x4f0 kernel/kthread.c:319
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298
 </TASK>

Crashes (3):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/03/29 12:56 linux-5.15.y 9465fef4ae35 c52bcb23 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ieee80211_mgd_probe_ap_send
2024/03/29 04:03 linux-5.15.y 9465fef4ae35 e91187ee .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ieee80211_mgd_probe_ap_send
2024/03/29 04:02 linux-5.15.y 9465fef4ae35 e91187ee .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ieee80211_mgd_probe_ap_send
* Struck through repros no longer work on HEAD.