------------[ cut here ]------------ WARNING: CPU: 0 PID: 4304 at net/mac80211/ibss.c:503 ieee80211_ibss_csa_beacon+0x544/0x620 net/mac80211/ibss.c:503 Modules linked in: CPU: 0 PID: 4304 Comm: kworker/u4:7 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Workqueue: phy17 ieee80211_csa_finalize_work RIP: 0010:ieee80211_ibss_csa_beacon+0x544/0x620 net/mac80211/ibss.c:503 Code: f8 c6 05 ef 94 21 04 01 48 c7 c7 10 44 19 8b be 01 02 00 00 48 c7 c2 a0 44 19 8b e8 76 66 6a 00 e9 62 fe ff ff e8 ec 6c 43 f8 <0f> 0b b8 ea ff ff ff e9 7a ff ff ff e8 db 6c 43 f8 0f 0b e9 23 fb RSP: 0018:ffffc9000348fb50 EFLAGS: 00010293 RAX: ffffffff89345f24 RBX: ffff88806027db08 RCX: ffff888024d79dc0 RDX: 0000000000000000 RSI: ffffffff8a0b1c60 RDI: ffffffff8a59e580 RBP: dffffc0000000000 R08: dffffc0000000000 R09: fffffbfff1ff7c32 R10: fffffbfff1ff7c32 R11: 1ffffffff1ff7c31 R12: ffff88806027d288 R13: ffff88807d1d85c0 R14: ffff88806027cc80 R15: 1ffff1100c04fa51 FS: 0000000000000000(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055d966936950 CR3: 0000000065719000 CR4: 00000000003506f0 DR0: ffffffffffffffff DR1: 00000000000001f8 DR2: 0000000000000083 DR3: ffffffffefffff15 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Call Trace: ieee80211_set_after_csa_beacon net/mac80211/cfg.c:3189 [inline] __ieee80211_csa_finalize net/mac80211/cfg.c:3245 [inline] ieee80211_csa_finalize+0x480/0xb10 net/mac80211/cfg.c:3268 ieee80211_csa_finalize_work+0xf2/0x130 net/mac80211/cfg.c:3293 process_one_work+0x863/0x1000 kernel/workqueue.c:2310 worker_thread+0xaa8/0x12a0 kernel/workqueue.c:2457 kthread+0x436/0x520 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287