syzbot

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WARNING: CPU: 0 PID: 5848 at net/mac80211/ibss.c:501 ieee80211_ibss_csa_beacon+0x5bd/0x6a0 net/mac80211/ibss.c:501
Modules linked in:
CPU: 0 PID: 5848 Comm: kworker/u4:9 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Workqueue: events_unbound cfg80211_wiphy_work
RIP: 0010:ieee80211_ibss_csa_beacon+0x5bd/0x6a0 net/mac80211/ibss.c:501
Code: f7 c6 05 67 3b 7a 04 01 48 c7 c7 00 18 df 8b be fe 01 00 00 48 c7 c2 a0 18 df 8b e8 3d 1e 6d f7 e9 5f fe ff ff e8 f3 64 8b f7 <0f> 0b b8 ea ff ff ff e9 7a ff ff ff e8 e2 64 8b f7 0f 0b e9 b2 fa
RSP: 0018:ffffc90004a8f2e0 EFLAGS: 00010283
RAX: ffffffff89fbc69d RBX: ffff8880590c8700 RCX: 0000000000100000
RDX: ffffc90016ee9000 RSI: 00000000000010fc RDI: 00000000000010fd
RBP: 1ffff1100f9a6ac3 R08: ffffffff911cd5c7 R09: 1ffffffff2239ab8
R10: dffffc0000000000 R11: fffffbfff2239ab9 R12: ffffc90004a8f4c0
R13: ffff88807cd35618 R14: ffff88807cd35b08 R15: ffff88807cd34d00
FS:  0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000020000005f030 CR3: 0000000066375000 CR4: 00000000003506f0
Call Trace:
 <TASK>
 ieee80211_set_csa_beacon+0x77e/0xa10 net/mac80211/cfg.c:3826
 __ieee80211_channel_switch net/mac80211/cfg.c:3954 [inline]
 ieee80211_channel_switch+0x7e9/0xe70 net/mac80211/cfg.c:3999
 ieee80211_ibss_process_chanswitch+0x9d6/0xd70 net/mac80211/ibss.c:892
 ieee80211_rx_mgmt_spectrum_mgmt net/mac80211/ibss.c:931 [inline]
 ieee80211_ibss_rx_queued_mgmt+0x1045/0x2c80 net/mac80211/ibss.c:1666
 ieee80211_iface_process_skb net/mac80211/iface.c:1655 [inline]
 ieee80211_iface_work+0x717/0xc70 net/mac80211/iface.c:1709
 cfg80211_wiphy_work+0x225/0x260 net/wireless/core.c:437
 process_one_work kernel/workqueue.c:2653 [inline]
 process_scheduled_works+0xa5d/0x15d0 kernel/workqueue.c:2730
 worker_thread+0xa55/0xfc0 kernel/workqueue.c:2811
 kthread+0x2fa/0x390 kernel/kthread.c:388
 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293
 </TASK>