syzbot


WARNING in __cfg80211_connect_result

Status: upstream: reported on 2024/06/15 00:59
Reported-by: syzbot+82dd66674b8a7090fdb1@syzkaller.appspotmail.com
First crash: 4d18h, last: 4d18h
Similar bugs (3)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-6.1 WARNING in __cfg80211_connect_result 1 23d 23d 0/3 upstream: reported on 2024/05/26 22:05
upstream WARNING in __cfg80211_connect_result (2) wireless 74 5h07m 23d 0/27 upstream: reported on 2024/05/27 10:59
upstream WARNING in __cfg80211_connect_result wireless syz done inconclusive 14 1132d 1446d 0/27 auto-obsoleted due to no activity on 2022/09/14 19:03

Sample crash report:
------------[ cut here ]------------
WARNING: CPU: 0 PID: 985 at net/wireless/sme.c:768 __cfg80211_connect_result+0xc70/0x1004 net/wireless/sme.c:768
Modules linked in:
CPU: 0 PID: 985 Comm: kworker/u4:4 Not tainted 5.15.160-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
Workqueue: cfg80211 cfg80211_event_work
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __cfg80211_connect_result+0xc70/0x1004 net/wireless/sme.c:768
lr : __cfg80211_connect_result+0xc70/0x1004 net/wireless/sme.c:768
sp : ffff80001de879a0
x29: ffff80001de87a30 x28: 1fffe00019f48c00 x27: 1fffe00019f48c38
x26: 1ffff00003bd0f38 x25: dfff800000000000 x24: 1fffe0001b6cc7c5
x23: ffff0000cfa460e2 x22: ffff0000cfa461c0 x21: 0000000000000000
x20: ffff0000db663e28 x19: ffff0000cfa46000 x18: 0000000000000201
x17: 0000000000000000 x16: ffff8000084c430c x15: 0000000000000003
x14: ffff0000c8791b40 x13: 0000000000ff0100 x12: 0000000000000003
x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000c8791b40
x8 : ffff8000112390d4 x7 : 0000000000000000 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff80000804685c
x2 : 0000000000000006 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 __cfg80211_connect_result+0xc70/0x1004 net/wireless/sme.c:768
 cfg80211_process_wdev_events+0x1f8/0x450 net/wireless/util.c:965
 cfg80211_process_rdev_events+0xc8/0x12c net/wireless/util.c:1006
 cfg80211_event_work+0x34/0x4c net/wireless/core.c:330
 process_one_work+0x790/0x11b8 kernel/workqueue.c:2310
 worker_thread+0x910/0x1034 kernel/workqueue.c:2457
 kthread+0x37c/0x45c kernel/kthread.c:334
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870
irq event stamp: 708832
hardirqs last  enabled at (708831): [<ffff8000081b5d1c>] __local_bh_enable_ip+0x230/0x470 kernel/softirq.c:388
hardirqs last disabled at (708832): [<ffff800011997b20>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396
softirqs last  enabled at (708830): [<ffff800011187b04>] spin_unlock_bh include/linux/spinlock.h:408 [inline]
softirqs last  enabled at (708830): [<ffff800011187b04>] cfg80211_get_bss+0x6e4/0xd10 net/wireless/scan.c:1512
softirqs last disabled at (708828): [<ffff800011187544>] spin_lock_bh include/linux/spinlock.h:368 [inline]
softirqs last disabled at (708828): [<ffff800011187544>] cfg80211_get_bss+0x124/0xd10 net/wireless/scan.c:1486
---[ end trace 279680603ae4656a ]---

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/06/15 00:58 linux-5.15.y c61bd26ae81a f429ab00 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in __cfg80211_connect_result
* Struck through repros no longer work on HEAD.