------------[ cut here ]------------ WARNING: CPU: 0 PID: 4396 at net/mac80211/ibss.c:500 ieee80211_ibss_csa_beacon+0x4e4/0x590 net/mac80211/ibss.c:500 Modules linked in: CPU: 0 PID: 4396 Comm: kworker/u4:6 Not tainted 6.1.147-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Workqueue: phy18 ieee80211_csa_finalize_work pstate: 80400005 (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 : ffff800021c779d0 x29: ffff800021c779e0 x28: 1fffe0001d8652b5 x27: dfff800000000000 x26: 0000000000000000 x25: ffff0000ec329af8 x24: ffff0000db028760 x23: ffff0000ec3295a8 x22: ffff0000ec329b08 x21: 0000000000000002 x20: ffff0000ec328c80 x19: 0000000000000000 x18: ffff800011aabce0 x17: ffff8000181e7000 x16: ffff8000082d2374 x15: 0000000000000000 x14: 0000000000000003 x13: 0000000000ff0100 x12: 0000000000ff0100 x11: ff008000111b0390 x10: 0000000000000000 x9 : ffff8000111b0390 x8 : ffff0000cf1d8000 x7 : ffff800011012ee4 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000006 x1 : ffff800011aad7e0 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:849 irq event stamp: 2355892 hardirqs last enabled at (2355891): [] __local_bh_enable_ip+0x1f8/0x380 kernel/softirq.c:426 hardirqs last disabled at (2355892): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (2355890): [] spin_unlock_bh include/linux/spinlock.h:396 [inline] softirqs last enabled at (2355890): [] cfg80211_get_bss+0x48c/0x850 net/wireless/scan.c:1564 softirqs last disabled at (2355888): [] spin_lock_bh include/linux/spinlock.h:356 [inline] softirqs last disabled at (2355888): [] cfg80211_get_bss+0x13c/0x850 net/wireless/scan.c:1538 ---[ end trace 0000000000000000 ]--- wlan1: failed to finalize CSA, disconnecting