------------[ cut here ]------------ WARNING: CPU: 0 PID: 15 at net/wireless/scan.c:1788 __list_del_entry_valid include/linux/list.h:124 [inline] WARNING: CPU: 0 PID: 15 at net/wireless/scan.c:1788 __list_del_entry include/linux/list.h:215 [inline] WARNING: CPU: 0 PID: 15 at net/wireless/scan.c:1788 list_del include/linux/list.h:229 [inline] WARNING: CPU: 0 PID: 15 at net/wireless/scan.c:1788 cfg80211_combine_bsses net/wireless/scan.c:1789 [inline] WARNING: CPU: 0 PID: 15 at net/wireless/scan.c:1788 __cfg80211_bss_update+0x1550/0x1ad8 net/wireless/scan.c:2030 Modules linked in: CPU: 0 UID: 0 PID: 15 Comm: ksoftirqd/0 Not tainted syzkaller #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : cfg80211_combine_bsses include/linux/list.h:124 [inline] pc : __cfg80211_bss_update+0x1550/0x1ad8 net/wireless/scan.c:2030 lr : __cfg80211_bss_update+0x1384/0x1ad8 net/wireless/scan.c:-1 sp : ffff800097a26ee0 x29: ffff800097a26fa0 x28: 0000000000000000 x27: 1fffe0001b0e1302 x26: ffff0000d8709800 x25: dfff800000000000 x24: 0000000000000001 x23: ffff0000d60301a0 x22: ffff0000d8709810 x21: ffff0000c3116010 x20: ffff0000d8709810 x19: ffff0000c3116000 x18: 0000000000000000 x17: 00000000ffff0000 x16: ffff80008aca73bc x15: 0000000000000001 x14: 1fffe0001e37c30f x13: 0000000000000000 x12: 0000000000000000 x11: ffff60001e37c310 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000c3116810 x7 : 0000000000000000 x6 : 0000000000000000 x5 : ffff0000c31160d0 x4 : ffff800097a27150 x3 : ffff80008a416b2c x2 : 0000000000000001 x1 : 0000000000000000 x0 : ffff0000d8709810 Call trace: __list_del_entry_valid include/linux/list.h:124 [inline] (P) __list_del_entry include/linux/list.h:215 [inline] (P) list_del include/linux/list.h:229 [inline] (P) cfg80211_combine_bsses net/wireless/scan.c:1789 [inline] (P) __cfg80211_bss_update+0x1550/0x1ad8 net/wireless/scan.c:2030 (P) cfg80211_inform_single_bss_data+0x964/0x1744 net/wireless/scan.c:2376 cfg80211_inform_bss_data+0x1ac/0x2fcc net/wireless/scan.c:3235 cfg80211_inform_bss_frame_data+0x32c/0x738 net/wireless/scan.c:3326 ieee80211_bss_info_update+0x640/0x8b8 net/mac80211/scan.c:226 ieee80211_scan_rx+0x4b4/0x8fc net/mac80211/scan.c:355 __ieee80211_rx_handle_packet net/mac80211/rx.c:5186 [inline] ieee80211_rx_list+0x19c4/0x23a8 net/mac80211/rx.c:5423 ieee80211_rx_napi+0x164/0x338 net/mac80211/rx.c:5446 ieee80211_rx include/net/mac80211.h:5210 [inline] ieee80211_handle_queued_frames+0xe8/0x17c net/mac80211/main.c:453 ieee80211_tasklet_handler+0x20/0x30 net/mac80211/main.c:472 tasklet_action_common+0x2fc/0x3ec kernel/softirq.c:829 tasklet_action+0x68/0x8c kernel/softirq.c:855 handle_softirqs+0x328/0xc88 kernel/softirq.c:579 run_ksoftirqd+0x70/0xc0 kernel/softirq.c:968 smpboot_thread_fn+0x4d8/0x9cc kernel/smpboot.c:160 kthread+0x5fc/0x75c kernel/kthread.c:463 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:844 irq event stamp: 1289713 hardirqs last enabled at (1289712): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (1289712): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194 hardirqs last disabled at (1289713): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (1289698): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (1289698): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607 softirqs last disabled at (1289703): [] run_ksoftirqd+0x70/0xc0 kernel/softirq.c:968 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 15 at net/wireless/scan.c:1786 cfg80211_combine_bsses net/wireless/scan.c:1786 [inline] WARNING: CPU: 0 PID: 15 at net/wireless/scan.c:1786 __cfg80211_bss_update+0x1540/0x1ad8 net/wireless/scan.c:2030 Modules linked in: CPU: 0 UID: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 43400005 (nZcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : cfg80211_combine_bsses net/wireless/scan.c:1786 [inline] pc : __cfg80211_bss_update+0x1540/0x1ad8 net/wireless/scan.c:2030 lr : cfg80211_combine_bsses net/wireless/scan.c:1786 [inline] lr : __cfg80211_bss_update+0x1540/0x1ad8 net/wireless/scan.c:2030 sp : ffff800097a26ee0 x29: ffff800097a26fa0 x28: 0000000000000000 x27: ffff0000d6030000 x26: ffff0000c3116800 x25: dfff800000000000 x24: 0000000000000002 x23: ffff0000d60301a0 x22: ffff0000cc4ea01d x21: ffff0000c3116010 x20: 1fffe00018622d11 x19: ffff0000c3116000 x18: 0000000000000000 x17: 00000000ffff0000 x16: ffff80008aca73bc x15: 0000000000000001 x14: 1fffe0001b0e130f x13: 0000000000000000 x12: 0000000000000000 x11: ffff60001b0e1310 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000c19fbd00 x7 : 0000000000000000 x6 : 0000000000000000 x5 : ffff0000c31160d0 x4 : ffff800097a27150 x3 : ffff80008a416b2c x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000006 Call trace: cfg80211_combine_bsses net/wireless/scan.c:1786 [inline] (P) __cfg80211_bss_update+0x1540/0x1ad8 net/wireless/scan.c:2030 (P) cfg80211_inform_single_bss_data+0x964/0x1744 net/wireless/scan.c:2376 cfg80211_inform_bss_data+0x1ac/0x2fcc net/wireless/scan.c:3235 cfg80211_inform_bss_frame_data+0x32c/0x738 net/wireless/scan.c:3326 ieee80211_bss_info_update+0x640/0x8b8 net/mac80211/scan.c:226 ieee80211_scan_rx+0x4b4/0x8fc net/mac80211/scan.c:355 __ieee80211_rx_handle_packet net/mac80211/rx.c:5186 [inline] ieee80211_rx_list+0x19c4/0x23a8 net/mac80211/rx.c:5423 ieee80211_rx_napi+0x164/0x338 net/mac80211/rx.c:5446 ieee80211_rx include/net/mac80211.h:5210 [inline] ieee80211_handle_queued_frames+0xe8/0x17c net/mac80211/main.c:453 ieee80211_tasklet_handler+0x20/0x30 net/mac80211/main.c:472 tasklet_action_common+0x2fc/0x3ec kernel/softirq.c:829 tasklet_action+0x68/0x8c kernel/softirq.c:855 handle_softirqs+0x328/0xc88 kernel/softirq.c:579 run_ksoftirqd+0x70/0xc0 kernel/softirq.c:968 smpboot_thread_fn+0x4d8/0x9cc kernel/smpboot.c:160 kthread+0x5fc/0x75c kernel/kthread.c:463 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:844 irq event stamp: 1289719 hardirqs last enabled at (1289718): [] irqentry_exit+0xd8/0x108 kernel/entry/common.c:214 hardirqs last disabled at (1289719): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (1289698): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (1289698): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607 softirqs last disabled at (1289703): [] run_ksoftirqd+0x70/0xc0 kernel/softirq.c:968 ---[ end trace 0000000000000000 ]---