------------[ cut here ]------------ WARNING: CPU: 0 PID: 1201 at net/mac80211/ibss.c:503 ieee80211_ibss_csa_beacon+0x572/0x620 Modules linked in: CPU: 1 PID: 1201 Comm: kworker/u4:4 Not tainted 5.15.156-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 Workqueue: phy6 ieee80211_csa_finalize_work RIP: 0010:ieee80211_ibss_csa_beacon+0x572/0x620 net/mac80211/ibss.c:503 Code: f7 c6 05 dc 49 25 04 01 48 c7 c7 70 cd 93 8b be 01 02 00 00 48 c7 c2 00 ce 93 8b e8 28 4c b7 f7 e9 6a fe ff ff e8 ae a0 d4 f7 <0f> 0b b8 ea ff ff ff e9 7a ff ff ff e8 9d a0 d4 f7 0f 0b e9 f5 fa RSP: 0018:ffffc90004eefb68 EFLAGS: 00010293 RAX: ffffffff89abbc32 RBX: ffff88807eccb6d0 RCX: ffff88801d551dc0 RDX: 0000000000000000 RSI: ffffffff8a8b2980 RDI: ffffffff8ad8f380 RBP: ffff88805e9e1ae2 R08: dffffc0000000000 R09: fffffbfff1f7ec31 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88805e9e1ae8 R13: ffff88807ecc85c0 R14: ffff88805e9e0c80 R15: ffff88805e9e1b08 FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020780000 CR3: 0000000063b11000 CR4: 00000000003506e0 Call Trace: ieee80211_set_after_csa_beacon net/mac80211/cfg.c:3183 [inline] __ieee80211_csa_finalize net/mac80211/cfg.c:3239 [inline] ieee80211_csa_finalize+0x472/0xb10 net/mac80211/cfg.c:3262 ieee80211_csa_finalize_work+0xf8/0x140 net/mac80211/cfg.c:3287 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:300