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WARNING in __cfg80211_ibss_joined

Status: upstream: reported C repro on 2023/03/08 19:50
Bug presence: origin:upstream
Labels: missing-backport
[Documentation on labels]
Reported-by: syzbot+bc4633dace1e9260de4a@syzkaller.appspotmail.com
First crash: 562d, last: 32d
▶ ▼ Bug presence (3)
Date Name Commit Repro Result
2024/04/28 linux-5.15.y (ToT) b925f60c6ee7 C [report] WARNING in __cfg80211_ibss_joined
2023/05/13 upstream (ToT) 9a48d6046722 C [report] WARNING in __cfg80211_ibss_joined
2024/04/28 upstream (ToT) 2c8159388952 C Didn't crash
▶ ▼ Similar bugs (5)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream WARNING in __cfg80211_ibss_joined wireless 8 1662d 1681d 0/28 auto-closed as invalid on 2020/07/02 02:22
linux-4.14 WARNING in __cfg80211_ibss_joined C 12 579d 1457d 0/1 upstream: reported C repro on 2020/09/24 13:20
linux-6.1 WARNING in __cfg80211_ibss_joined origin:upstream missing-backport C inconclusive 40 7d22h 552d 0/3 upstream: reported C repro on 2023/03/18 13:26
upstream WARNING in __cfg80211_ibss_joined (2) wireless C error 5678 4h58m 1457d 0/28 upstream: reported C repro on 2020/09/24 09:26
linux-4.19 WARNING in __cfg80211_ibss_joined C 236 572d 1419d 0/1 upstream: reported C repro on 2020/11/01 17:19
▶ ▼ Fix bisection attempts (3)
Created Duration User Patch Repo Result
2024/06/26 10:05 4h26m fix candidate upstream OK (0) job log log
2023/10/29 09:25 0m bisect fix linux-5.15.y error job log
2023/06/26 16:14 42m bisect fix linux-5.15.y OK (0) job log log

Sample crash report:
WARNING: CPU: 0 PID: 3625 at net/wireless/ibss.c:37 __cfg80211_ibss_joined+0x42b/0x4b0
Modules linked in:
CPU: 0 PID: 3625 Comm: kworker/u4:6 Not tainted 5.15.109-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023
Workqueue: cfg80211 cfg80211_event_work
RIP: 0010:__cfg80211_ibss_joined+0x42b/0x4b0 net/wireless/ibss.c:37
Code: 3b 84 24 80 00 00 00 0f 85 8e 00 00 00 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 4e 42 e8 f7 0f 0b eb bf e8 45 42 e8 f7 <0f> 0b eb b1 e8 3c 42 e8 f7 0f 0b e9 70 fd ff ff e8 30 42 e8 f7 0f
RSP: 0018:ffffc90002fefac0 EFLAGS: 00010293

RAX: ffffffff89979c3b RBX: 0000000000000006 RCX: ffff888022428000
RDX: 0000000000000000 RSI: ffffffff8a8afb60 RDI: ffffffff8ad858c0
RBP: ffffc90002fefba0 R08: dffffc0000000000 R09: fffffbfff1f78e2e
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88807cf2cc90
R13: dffffc0000000000 R14: ffff888016cf3510 R15: 1ffff920005fdf60
FS:  0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffdaf64bfe8 CR3: 000000007534d000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 cfg80211_process_wdev_events+0x39f/0x4c0 net/wireless/util.c:980
 cfg80211_process_rdev_events+0xa8/0x100 net/wireless/util.c:1006
 cfg80211_event_work+0x2b/0x40 net/wireless/core.c:328
 process_one_work+0x8a1/0x10c0 kernel/workqueue.c:2306
 worker_thread+0xaca/0x1280 kernel/workqueue.c:2453
 kthread+0x3f6/0x4f0 kernel/kthread.c:319
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298
 </TASK>

Crashes (35):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2023/04/30 17:33 linux-5.15.y f48aeeaaa64c 62df2017 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in __cfg80211_ibss_joined
2024/02/23 23:35 linux-5.15.y 458ce51d0356 8d446f15 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __cfg80211_ibss_joined
2023/04/01 07:23 linux-5.15.y c957cbb87315 f325deb0 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __cfg80211_ibss_joined
2023/05/22 13:07 linux-5.15.y 9d6bde853685 4bce1a3e .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in __cfg80211_ibss_joined
2023/05/22 09:41 linux-5.15.y 9d6bde853685 4bce1a3e .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in __cfg80211_ibss_joined
2023/03/18 11:10 linux-5.15.y 8020ae3c051d 7939252e .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in __cfg80211_ibss_joined
2023/04/01 03:32 linux-5.15.y c957cbb87315 f325deb0 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __cfg80211_ibss_joined
2023/03/19 09:39 linux-5.15.y 8020ae3c051d 7939252e .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __cfg80211_ibss_joined
2023/03/18 13:33 linux-5.15.y 8020ae3c051d 7939252e .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __cfg80211_ibss_joined
2023/05/07 19:30 linux-5.15.y 8a7f2a5c5aa1 90c93c40 .config console log report syz [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in __cfg80211_ibss_joined
2023/03/08 23:41 linux-5.15.y d9b4a0c83a2d 4fc6d98d .config console log report syz [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in __cfg80211_ibss_joined
2024/08/18 03:45 linux-5.15.y 7e89efd3ae1c dbc93b08 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf WARNING in __cfg80211_ibss_joined
2024/07/26 17:27 linux-5.15.y 7c6d66f0266f 46eb10b7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf WARNING in __cfg80211_ibss_joined
2024/07/04 02:55 linux-5.15.y 4878aadf2d15 f76a75f3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf WARNING in __cfg80211_ibss_joined
2024/07/01 18:26 linux-5.15.y 4878aadf2d15 b294e901 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf WARNING in __cfg80211_ibss_joined
2024/03/02 04:40 linux-5.15.y 80efc6265290 25905f5d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in __cfg80211_ibss_joined
2024/02/27 04:37 linux-5.15.y 458ce51d0356 05e69c83 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in __cfg80211_ibss_joined
2024/02/26 19:13 linux-5.15.y 458ce51d0356 da36a36b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in __cfg80211_ibss_joined
2024/08/19 15:23 linux-5.15.y fa93fa65db6e 9f0ab3fb .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __cfg80211_ibss_joined
2024/03/01 18:35 linux-5.15.y 80efc6265290 83acf9e0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __cfg80211_ibss_joined
2024/02/29 15:07 linux-5.15.y 458ce51d0356 352ab904 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __cfg80211_ibss_joined
2024/02/29 11:43 linux-5.15.y 458ce51d0356 352ab904 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __cfg80211_ibss_joined
2024/02/27 08:09 linux-5.15.y 458ce51d0356 05e69c83 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __cfg80211_ibss_joined
2024/02/23 22:01 linux-5.15.y 458ce51d0356 8d446f15 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __cfg80211_ibss_joined
2023/09/27 16:12 linux-5.15.y b911329317b4 2895a507 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __cfg80211_ibss_joined
2023/05/10 16:40 linux-5.15.y 8a7f2a5c5aa1 14b12a99 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in __cfg80211_ibss_joined
2023/04/30 07:45 linux-5.15.y f48aeeaaa64c 62df2017 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in __cfg80211_ibss_joined
2023/04/20 02:25 linux-5.15.y 4fdad925aa1a a219f34e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in __cfg80211_ibss_joined
2023/03/28 05:03 linux-5.15.y 115472395b0a 47f3aaf1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in __cfg80211_ibss_joined
2023/03/18 01:23 linux-5.15.y 8020ae3c051d 7939252e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in __cfg80211_ibss_joined
2023/03/16 20:29 linux-5.15.y 2ddbd0f967b3 18b58603 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in __cfg80211_ibss_joined
2023/03/08 19:49 linux-5.15.y d9b4a0c83a2d 4fc6d98d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in __cfg80211_ibss_joined
2023/08/19 14:03 linux-5.15.y f6f7927ac664 d216d8a0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __cfg80211_ibss_joined
2023/07/15 23:03 linux-5.15.y d54cfc420586 35d9ecc5 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __cfg80211_ibss_joined
2023/05/25 02:25 linux-5.15.y 1fe619a7d252 4bce1a3e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __cfg80211_ibss_joined
* Struck through repros no longer work on HEAD.