syzbot


WARNING in cfg80211_ch_switch_started_notify

Status: upstream: reported on 2024/08/30 08:11
Reported-by: syzbot+9a57fdb6a7dc1348750d@syzkaller.appspotmail.com
First crash: 69d, last: 39d

Sample crash report:
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3881 at net/wireless/core.h:246 cfg80211_ch_switch_started_notify+0x2ee/0x5b0 net/wireless/nl80211.c:19121
Modules linked in:
CPU: 0 PID: 3881 Comm: kworker/u4:11 Not tainted 6.1.111-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Workqueue: phy8 ieee80211_iface_work
RIP: 0010:ASSERT_WDEV_LOCK net/wireless/core.h:246 [inline]
RIP: 0010:cfg80211_ch_switch_started_notify+0x2ee/0x5b0 net/wireless/nl80211.c:19121
Code: 5f 5d c3 e8 24 a8 7d f7 e9 fe fe ff ff e8 1a a8 7d f7 0f 0b e9 40 ff ff ff e8 0e a8 7d f7 0f 0b e9 e6 fe ff ff e8 02 a8 7d f7 <0f> 0b e9 d7 fd ff ff 0f 0b 48 b8 00 00 00 00 00 fc ff df 0f b6 04
RSP: 0018:ffffc90004b873e8 EFLAGS: 00010287
RAX: ffffffff8a0d073e RBX: ffff8880242ac368 RCX: 0000000000100000
RDX: ffffc9001499e000 RSI: 0000000000003127 RDI: 0000000000003128
RBP: 0000000000000000 R08: ffffffff8a0d050f R09: ffffed1004855c6a
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
R13: ffff888073ba0760 R14: ffff8880242acc90 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020404030 CR3: 000000001dff2000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __ieee80211_channel_switch net/mac80211/cfg.c:3840 [inline]
 ieee80211_channel_switch+0x147a/0x21c0 net/mac80211/cfg.c:3866
 ieee80211_ibss_process_chanswitch+0xba5/0xf80 net/mac80211/ibss.c:888
 ieee80211_rx_mgmt_spectrum_mgmt net/mac80211/ibss.c:927 [inline]
 ieee80211_ibss_rx_queued_mgmt+0x1321/0x2dd0 net/mac80211/ibss.c:1662
 ieee80211_iface_process_skb net/mac80211/iface.c:1653 [inline]
 ieee80211_iface_work+0x7aa/0xce0 net/mac80211/iface.c:1707
 process_one_work+0x8a9/0x11d0 kernel/workqueue.c:2292
 worker_thread+0xa47/0x1200 kernel/workqueue.c:2439
 kthread+0x28d/0x320 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>

Crashes (877):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/09/29 02:15 linux-6.1.y e526b12bf916 ba29ff75 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in cfg80211_ch_switch_started_notify
2024/09/28 22:02 linux-6.1.y e526b12bf916 ba29ff75 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in cfg80211_ch_switch_started_notify
2024/09/28 21:46 linux-6.1.y e526b12bf916 ba29ff75 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in cfg80211_ch_switch_started_notify
2024/09/27 07:28 linux-6.1.y e526b12bf916 9314348a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in cfg80211_ch_switch_started_notify
2024/09/27 06:57 linux-6.1.y e526b12bf916 9314348a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in cfg80211_ch_switch_started_notify
2024/09/26 14:04 linux-6.1.y e526b12bf916 0d19f247 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in cfg80211_ch_switch_started_notify
2024/09/24 08:22 linux-6.1.y e526b12bf916 89298aad .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in cfg80211_ch_switch_started_notify
2024/09/24 07:11 linux-6.1.y e526b12bf916 89298aad .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in cfg80211_ch_switch_started_notify
2024/09/24 04:41 linux-6.1.y e526b12bf916 89298aad .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in cfg80211_ch_switch_started_notify
2024/09/24 01:42 linux-6.1.y e526b12bf916 89298aad .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in cfg80211_ch_switch_started_notify
2024/09/20 18:25 linux-6.1.y e526b12bf916 6f888b75 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in cfg80211_ch_switch_started_notify
2024/09/20 14:47 linux-6.1.y e526b12bf916 6f888b75 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in cfg80211_ch_switch_started_notify
2024/09/20 13:34 linux-6.1.y e526b12bf916 6f888b75 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in cfg80211_ch_switch_started_notify
2024/09/20 10:02 linux-6.1.y e526b12bf916 6f888b75 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in cfg80211_ch_switch_started_notify
2024/08/30 08:10 linux-6.1.y 311d8503ef9f ee2602b8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in cfg80211_ch_switch_started_notify
2024/09/29 01:03 linux-6.1.y e526b12bf916 ba29ff75 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in cfg80211_ch_switch_started_notify
2024/09/28 08:22 linux-6.1.y e526b12bf916 440b26ec .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in cfg80211_ch_switch_started_notify
2024/09/28 07:00 linux-6.1.y e526b12bf916 440b26ec .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in cfg80211_ch_switch_started_notify
2024/09/28 06:59 linux-6.1.y e526b12bf916 440b26ec .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in cfg80211_ch_switch_started_notify
2024/09/28 05:18 linux-6.1.y e526b12bf916 440b26ec .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in cfg80211_ch_switch_started_notify
2024/09/27 08:31 linux-6.1.y e526b12bf916 9314348a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in cfg80211_ch_switch_started_notify
2024/09/27 05:47 linux-6.1.y e526b12bf916 9314348a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in cfg80211_ch_switch_started_notify
2024/09/26 12:21 linux-6.1.y e526b12bf916 0d19f247 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in cfg80211_ch_switch_started_notify
2024/09/26 11:44 linux-6.1.y e526b12bf916 0d19f247 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in cfg80211_ch_switch_started_notify
2024/09/26 10:38 linux-6.1.y e526b12bf916 0d19f247 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in cfg80211_ch_switch_started_notify
2024/09/26 09:25 linux-6.1.y e526b12bf916 0d19f247 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in cfg80211_ch_switch_started_notify
2024/09/26 03:17 linux-6.1.y e526b12bf916 0d19f247 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in cfg80211_ch_switch_started_notify
2024/09/25 04:57 linux-6.1.y e526b12bf916 5643e0e9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in cfg80211_ch_switch_started_notify
2024/09/25 02:42 linux-6.1.y e526b12bf916 5643e0e9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in cfg80211_ch_switch_started_notify
2024/09/23 23:28 linux-6.1.y e526b12bf916 89298aad .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in cfg80211_ch_switch_started_notify
2024/09/23 22:18 linux-6.1.y e526b12bf916 89298aad .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in cfg80211_ch_switch_started_notify
2024/09/23 21:31 linux-6.1.y e526b12bf916 89298aad .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in cfg80211_ch_switch_started_notify
2024/09/23 04:10 linux-6.1.y e526b12bf916 6f888b75 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in cfg80211_ch_switch_started_notify
2024/09/23 01:36 linux-6.1.y e526b12bf916 6f888b75 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in cfg80211_ch_switch_started_notify
2024/09/23 00:34 linux-6.1.y e526b12bf916 6f888b75 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in cfg80211_ch_switch_started_notify
2024/09/22 22:11 linux-6.1.y e526b12bf916 6f888b75 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in cfg80211_ch_switch_started_notify
2024/09/22 18:28 linux-6.1.y e526b12bf916 6f888b75 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in cfg80211_ch_switch_started_notify
2024/09/22 13:03 linux-6.1.y e526b12bf916 6f888b75 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in cfg80211_ch_switch_started_notify
2024/09/22 08:49 linux-6.1.y e526b12bf916 6f888b75 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in cfg80211_ch_switch_started_notify
2024/09/22 08:28 linux-6.1.y e526b12bf916 6f888b75 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in cfg80211_ch_switch_started_notify
2024/09/22 07:13 linux-6.1.y e526b12bf916 6f888b75 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in cfg80211_ch_switch_started_notify
2024/09/22 02:23 linux-6.1.y e526b12bf916 6f888b75 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in cfg80211_ch_switch_started_notify
2024/09/22 00:54 linux-6.1.y e526b12bf916 6f888b75 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in cfg80211_ch_switch_started_notify
2024/09/21 23:51 linux-6.1.y e526b12bf916 6f888b75 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in cfg80211_ch_switch_started_notify
2024/09/20 06:46 linux-6.1.y e526b12bf916 6f888b75 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in cfg80211_ch_switch_started_notify
2024/09/19 17:02 linux-6.1.y e526b12bf916 c673ca06 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in cfg80211_ch_switch_started_notify
* Struck through repros no longer work on HEAD.