------------[ cut here ]------------ WARNING: CPU: 1 PID: 27 at net/wireless/ibss.c:36 __cfg80211_ibss_joined+0x487/0x520 net/wireless/ibss.c:36 Modules linked in: CPU: 1 PID: 27 Comm: kworker/u4:2 Not tainted 5.10.0-rc7-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: cfg80211 cfg80211_event_work RIP: 0010:__cfg80211_ibss_joined+0x487/0x520 net/wireless/ibss.c:36 Code: 0f 0b e9 0c fe ff ff e8 d7 52 7a f9 e9 41 fc ff ff e8 ad 52 7a f9 e9 7d fc ff ff e8 c3 52 7a f9 e9 0d ff ff ff e8 a9 d5 38 f9 <0f> 0b e9 7e fc ff ff e8 9d d5 38 f9 0f 0b e8 b6 52 7a f9 e9 e4 fb RSP: 0018:ffffc90000e2fbd8 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff888014630c10 RCX: ffffffff8155a917 RDX: ffff888010f83480 RSI: ffffffff88372ec7 RDI: 0000000000000000 RBP: ffff888014630000 R08: 0000000000000001 R09: ffffffff8ebb06bf R10: fffffbfff1d760d7 R11: 0000000000000000 R12: 1ffff920001c5f7d R13: ffff8880129ac418 R14: 0000000000000000 R15: 0000000000000006 FS: 0000000000000000(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff508f6e000 CR3: 000000001ae1f000 CR4: 0000000000350ee0 Call Trace: cfg80211_process_wdev_events+0x3de/0x5b0 net/wireless/util.c:942 cfg80211_process_rdev_events+0x6e/0x100 net/wireless/util.c:968 cfg80211_event_work+0x1a/0x20 net/wireless/core.c:322 process_one_work+0x933/0x15a0 kernel/workqueue.c:2272 worker_thread+0x64c/0x1120 kernel/workqueue.c:2418 kthread+0x3b1/0x4a0 kernel/kthread.c:292 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296