------------[ cut here ]------------ WARNING: CPU: 0 PID: 4989 at net/mac80211/ibss.c:503 ieee80211_ibss_csa_beacon+0x572/0x620 Modules linked in: CPU: 0 PID: 4989 Comm: kworker/u4:12 Not tainted 5.15.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 Workqueue: phy7 ieee80211_iface_work RIP: 0010:ieee80211_ibss_csa_beacon+0x572/0x620 net/mac80211/ibss.c:503 Code: f7 c6 05 72 97 29 04 01 48 c7 c7 50 90 b8 8b be 01 02 00 00 48 c7 c2 e0 90 b8 8b e8 88 d7 95 f7 e9 6a fe ff ff e8 be 33 b3 f7 <0f> 0b b8 ea ff ff ff e9 7a ff ff ff e8 ad 33 b3 f7 0f 0b e9 f5 fa RSP: 0018:ffffc9000151f4f8 EFLAGS: 00010287 RAX: ffffffff89cd6902 RBX: ffff88807a33b550 RCX: 0000000000100000 RDX: ffffc9001504f000 RSI: 0000000000000469 RDI: 000000000000046a RBP: ffff888022735ae2 R08: dffffc0000000000 R09: fffffbfff2131e32 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888022735ae8 R13: ffff88807a3385c0 R14: ffff888022734c80 R15: ffff888022735b08 FS: 0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b3041dff8 CR3: 00000000759db000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ieee80211_set_csa_beacon net/mac80211/cfg.c:3382 [inline] __ieee80211_channel_switch net/mac80211/cfg.c:3512 [inline] ieee80211_channel_switch+0x11d7/0x1f60 net/mac80211/cfg.c:3550 ieee80211_ibss_process_chanswitch+0xb93/0xf70 net/mac80211/ibss.c:892 ieee80211_rx_mgmt_spectrum_mgmt net/mac80211/ibss.c:931 [inline] ieee80211_ibss_rx_queued_mgmt+0x1157/0x2af0 net/mac80211/ibss.c:1667 ieee80211_iface_process_skb net/mac80211/iface.c:1456 [inline] ieee80211_iface_work+0x78f/0xcc0 net/mac80211/iface.c:1510 process_one_work+0x8a1/0x10c0 kernel/workqueue.c:2310 worker_thread+0xaca/0x1280 kernel/workqueue.c:2457 kthread+0x3f6/0x4f0 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287