------------[ cut here ]------------ WARNING: CPU: 0 PID: 4411 at net/mac80211/ibss.c:500 ieee80211_ibss_csa_beacon+0x4e4/0x590 net/mac80211/ibss.c:500 Modules linked in: CPU: 0 PID: 4411 Comm: kworker/u4:6 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 Workqueue: phy10 ieee80211_csa_finalize_work pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ieee80211_ibss_csa_beacon+0x4e4/0x590 net/mac80211/ibss.c:500 lr : ieee80211_ibss_csa_beacon+0x4e4/0x590 net/mac80211/ibss.c:500 sp : ffff8000210d79d0 x29: ffff8000210d79e0 x28: 1fffe0001eda5ab5 x27: dfff800000000000 x26: 0000000000000000 x25: ffff0000f6d2daf8 x24: ffff0000f6da8760 x23: ffff0000f6d2d5a8 x22: ffff0000f6d2db08 x21: 0000000000000002 x20: ffff0000f6d2cc80 x19: 0000000000000000 x18: ffff800011abbcc0 x17: ffff8000181f9000 x16: ffff8000082d25ac x15: 0000000000000000 x14: 0000000000000003 x13: 0000000000ff0100 x12: 0000000000ff0100 x11: ff008000111c5e90 x10: 0000000000000000 x9 : ffff8000111c5e90 x8 : ffff0000ca6c0000 x7 : ffff800011028904 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000006 x1 : ffff800011abd7c0 x0 : 0000000000000000 Call trace: ieee80211_ibss_csa_beacon+0x4e4/0x590 net/mac80211/ibss.c:500 ieee80211_ibss_finish_csa+0x230/0x31c net/mac80211/ibss.c:555 ieee80211_set_after_csa_beacon net/mac80211/cfg.c:3500 [inline] __ieee80211_csa_finalize net/mac80211/cfg.c:3556 [inline] ieee80211_csa_finalize+0x420/0xbc4 net/mac80211/cfg.c:3579 ieee80211_csa_finalize_work+0xdc/0x128 net/mac80211/cfg.c:3604 process_one_work+0x7f4/0x13a8 kernel/workqueue.c:2292 worker_thread+0x8c8/0xfbc kernel/workqueue.c:2439 kthread+0x250/0x2d8 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:850 irq event stamp: 3067332 hardirqs last enabled at (3067331): [] __local_bh_enable_ip+0x1f8/0x380 kernel/softirq.c:426 hardirqs last disabled at (3067332): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (3067330): [] spin_unlock_bh include/linux/spinlock.h:396 [inline] softirqs last enabled at (3067330): [] cfg80211_get_bss+0x48c/0x850 net/wireless/scan.c:1564 softirqs last disabled at (3067328): [] spin_lock_bh include/linux/spinlock.h:356 [inline] softirqs last disabled at (3067328): [] cfg80211_get_bss+0x13c/0x850 net/wireless/scan.c:1538 ---[ end trace 0000000000000000 ]--- wlan1: failed to finalize CSA, disconnecting