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WARNING in __cfg80211_ibss_joined

Status: upstream: reported C repro on 2020/11/01 17:19
Reported-by: syzbot+09f2dde8438cc109f77d@syzkaller.appspotmail.com
First crash: 1264d, last: 416d
▶ ▼ Similar bugs (5)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream WARNING in __cfg80211_ibss_joined wireless 8 1506d 1526d 0/26 auto-closed as invalid on 2020/07/02 02:22
linux-4.14 WARNING in __cfg80211_ibss_joined C 12 424d 1302d 0/1 upstream: reported C repro on 2020/09/24 13:20
linux-5.15 WARNING in __cfg80211_ibss_joined origin:upstream C error 30 47d 407d 0/3 upstream: reported C repro on 2023/03/08 19:50
linux-6.1 WARNING in __cfg80211_ibss_joined origin:upstream C 21 3d11h 397d 0/3 upstream: reported C repro on 2023/03/18 13:26
upstream WARNING in __cfg80211_ibss_joined (2) wireless C error 4422 3d14h 1302d 0/26 upstream: reported C repro on 2020/09/24 09:26
▶ ▼ Fix bisection attempts (1)
Created Duration User Patch Repo Result
2021/07/26 18:09 23m bisect fix linux-4.19.y job log (0) log

Sample crash report:
wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5196 at net/wireless/ibss.c:36 __cfg80211_ibss_joined.cold+0x41/0x48 net/wireless/ibss.c:36
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 5196 Comm: kworker/u4:5 Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023
Workqueue: cfg80211 cfg80211_event_work
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
 panic+0x26a/0x50e kernel/panic.c:186
 __warn.cold+0x20/0x5a kernel/panic.c:541
 report_bug+0x262/0x2b0 lib/bug.c:183
 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:__cfg80211_ibss_joined.cold+0x41/0x48 net/wireless/ibss.c:36
Code: ff e8 2a 46 4e f9 48 c7 c7 20 88 66 89 e8 89 77 df ff 0f 0b e9 03 de 76 ff e8 12 46 4e f9 48 c7 c7 20 88 66 89 e8 71 77 df ff <0f> 0b e9 eb dd 76 ff e8 fa 45 4e f9 48 c7 c7 20 88 66 89 e8 59 77
RSP: 0018:ffff888093777c00 EFLAGS: 00010282
RAX: 0000000000000024 RBX: ffff88809521ce90 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff814dff01 RDI: ffffed10126eef72
RBP: ffff88809521c380 R08: 0000000000000024 R09: 0000000000000000
R10: 0000000000000005 R11: 0000000000000000 R12: 1ffff110126eef81
R13: ffff8880a4a98e18 R14: 0000000000000000 R15: 0000000000000006
 cfg80211_process_wdev_events+0x3db/0x5b0 net/wireless/util.c:886
 cfg80211_process_rdev_events+0x6e/0x100 net/wireless/util.c:912
 cfg80211_event_work+0x1a/0x20 net/wireless/core.c:305
 process_one_work+0x864/0x1570 kernel/workqueue.c:2153
 worker_thread+0x64c/0x1130 kernel/workqueue.c:2296
 kthread+0x33f/0x460 kernel/kthread.c:259
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415
Kernel Offset: disabled
Rebooting in 86400 seconds..

Crashes (236):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2023/01/29 10:48 linux-4.19.y 3f8a27f9e27b 9dfcf09c .config console log report syz C [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/07/03 17:04 linux-4.19.y 3f8a27f9e27b 1434eec0 .config console log report syz C ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/02/22 04:23 linux-4.19.y 3f8a27f9e27b 6e821dbf .config console log report syz C ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2021/09/30 21:30 linux-4.19.y c2276d585654 0f01403d .config console log report syz C ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2021/09/25 02:54 linux-4.19.y 2950c9c5e0df 8cac236e .config console log report syz C ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2021/02/21 16:28 linux-4.19.y 255b58a2b3af 3e5ed8b4 .config console log report syz C ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2023/02/14 09:46 linux-4.19.y 3f8a27f9e27b 93ae7e0a .config console log report syz [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2023/01/22 13:53 linux-4.19.y 3f8a27f9e27b cc0f9968 .config console log report syz [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2023/01/01 14:52 linux-4.19.y 3f8a27f9e27b ab32d508 .config console log report syz [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/01/08 22:56 linux-4.19.y 3f8a27f9e27b 2ca0d385 .config console log report syz ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/01/03 07:35 linux-4.19.y 3f8a27f9e27b e1768e9c .config console log report syz ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2021/12/22 18:30 linux-4.19.y 3f8a27f9e27b 6caa12e4 .config console log report syz ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2023/02/27 02:10 linux-4.19.y 3f8a27f9e27b ee50e71c .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2023/02/24 17:37 linux-4.19.y 3f8a27f9e27b ee50e71c .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2023/02/22 14:14 linux-4.19.y 3f8a27f9e27b 9f1e2cb3 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2023/02/22 08:30 linux-4.19.y 3f8a27f9e27b 42a4d508 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2023/02/12 04:23 linux-4.19.y 3f8a27f9e27b 93e26d60 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2023/02/04 07:28 linux-4.19.y 3f8a27f9e27b 1b2f701a .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2023/02/03 09:31 linux-4.19.y 3f8a27f9e27b 33fc5c09 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2023/02/03 03:09 linux-4.19.y 3f8a27f9e27b 33fc5c09 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2023/01/30 03:57 linux-4.19.y 3f8a27f9e27b 9dfcf09c .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2023/01/21 01:23 linux-4.19.y 3f8a27f9e27b cc0f9968 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2023/01/17 08:05 linux-4.19.y 3f8a27f9e27b a63719e7 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2023/01/08 18:44 linux-4.19.y 3f8a27f9e27b 1dac8c7a .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2023/01/02 18:36 linux-4.19.y 3f8a27f9e27b ab32d508 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/12/30 21:04 linux-4.19.y 3f8a27f9e27b ab32d508 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/12/14 16:00 linux-4.19.y 3f8a27f9e27b b18f0a64 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/12/08 16:32 linux-4.19.y 3f8a27f9e27b 1034e5fa .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/11/29 21:44 linux-4.19.y 3f8a27f9e27b 579a3740 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/11/28 08:09 linux-4.19.y 3f8a27f9e27b f4470a7b .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/11/28 03:33 linux-4.19.y 3f8a27f9e27b f4470a7b .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/11/26 08:00 linux-4.19.y 3f8a27f9e27b f4470a7b .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/11/20 06:25 linux-4.19.y 3f8a27f9e27b 5bb70014 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/11/15 23:43 linux-4.19.y 3f8a27f9e27b 3a127a31 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/11/15 16:28 linux-4.19.y 3f8a27f9e27b 97de9cfc .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/11/10 15:42 linux-4.19.y 3f8a27f9e27b 3ead01ad .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/10/31 02:07 linux-4.19.y 3f8a27f9e27b 2a71366b .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/10/30 02:36 linux-4.19.y 3f8a27f9e27b 2a71366b .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/10/29 12:29 linux-4.19.y 3f8a27f9e27b 899d812a .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/10/24 04:44 linux-4.19.y 3f8a27f9e27b 23bf86af .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/10/21 02:59 linux-4.19.y 3f8a27f9e27b a0fd4dab .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/10/18 15:52 linux-4.19.y 3f8a27f9e27b b31320fc .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/10/16 03:26 linux-4.19.y 3f8a27f9e27b 67cb024c .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/10/08 05:29 linux-4.19.y 3f8a27f9e27b aea5da89 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/10/04 15:10 linux-4.19.y 3f8a27f9e27b eab8f949 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/09/22 15:54 linux-4.19.y 3f8a27f9e27b 0042f2b4 .config console log report info ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/09/19 08:57 linux-4.19.y 3f8a27f9e27b dd9a85ff .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/09/17 01:21 linux-4.19.y 3f8a27f9e27b dd9a85ff .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/09/15 17:26 linux-4.19.y 3f8a27f9e27b dd9a85ff .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/09/12 07:57 linux-4.19.y 3f8a27f9e27b 356d8217 .config console log report info ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/09/09 14:13 linux-4.19.y 3f8a27f9e27b 90058bdc .config console log report info ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/09/08 14:17 linux-4.19.y 3f8a27f9e27b f3027468 .config console log report info ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/09/04 04:53 linux-4.19.y 3f8a27f9e27b 28811d0a .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/08/30 04:49 linux-4.19.y 3f8a27f9e27b 4a380809 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/08/28 13:29 linux-4.19.y 3f8a27f9e27b 07177916 .config console log report info ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/08/24 13:47 linux-4.19.y 3f8a27f9e27b 514514f6 .config console log report info ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/08/24 02:09 linux-4.19.y 3f8a27f9e27b cea8b0f7 .config console log report info ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2022/08/22 20:22 linux-4.19.y 3f8a27f9e27b 26a13b38 .config console log report info ci2-linux-4-19 WARNING in __cfg80211_ibss_joined
2021/01/13 16:05 linux-4.19.y 675cc038067f a945f0a3 .config console log report info ci2-linux-4-19
2020/11/01 17:18 linux-4.19.y f5d8eef067ac 8bc4594f .config console log report info ci2-linux-4-19
* Struck through repros no longer work on HEAD.