syzbot

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WARNING: CPU: 1 PID: 4436 at net/mac80211/ibss.c:500 ieee80211_ibss_csa_beacon+0x5aa/0x690 net/mac80211/ibss.c:500
Modules linked in:
CPU: 1 PID: 4436 Comm: kworker/u4:12 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
Workqueue: events_unbound cfg80211_wiphy_work
RIP: 0010:ieee80211_ibss_csa_beacon+0x5aa/0x690 net/mac80211/ibss.c:500
Code: f7 c6 05 b2 ac 64 04 01 48 c7 c7 50 8f a6 8b be fd 01 00 00 48 c7 c2 e0 8f a6 8b e8 10 16 be f7 e9 60 fe ff ff e8 26 9d db f7 <0f> 0b b8 ea ff ff ff e9 7a ff ff ff e8 15 9d db f7 0f 0b e9 be fa
RSP: 0018:ffffc9000477f388 EFLAGS: 00010287
RAX: ffffffff89a6d82a RBX: ffff888076068740 RCX: 0000000000100000
RDX: ffffc9001ae3c000 RSI: 0000000000000cd1 RDI: 0000000000000cd2
RBP: 1ffff1100b0d32b5 R08: ffffffff90af9307 R09: 1ffffffff215f260
R10: dffffc0000000000 R11: fffffbfff215f261 R12: ffff8880586995a8
R13: ffff888058699ac8 R14: ffff888058698c80 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f30a1857440 CR3: 0000000052fef000 CR4: 00000000003506e0
Call Trace:
 <TASK>
 ieee80211_set_csa_beacon+0x78a/0xa80 net/mac80211/cfg.c:3744
 __ieee80211_channel_switch net/mac80211/cfg.c:3874 [inline]
 ieee80211_channel_switch+0x7dd/0xce0 net/mac80211/cfg.c:3914
 ieee80211_ibss_process_chanswitch+0xa8f/0xce0 net/mac80211/ibss.c:888
 ieee80211_rx_mgmt_spectrum_mgmt net/mac80211/ibss.c:927 [inline]
 ieee80211_ibss_rx_queued_mgmt+0x1027/0x2cd0 net/mac80211/ibss.c:1662
 ieee80211_iface_process_skb net/mac80211/iface.c:1679 [inline]
 ieee80211_iface_work+0x726/0xc80 net/mac80211/iface.c:1733
 cfg80211_wiphy_work+0x221/0x260 net/wireless/core.c:433
 process_one_work+0x8a2/0x1160 kernel/workqueue.c:2292
 worker_thread+0xaa2/0x1270 kernel/workqueue.c:2439
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>