------------[ cut here ]------------ WARNING: CPU: 1 PID: 10425 at net/mac80211/chan.c:2017 ieee80211_link_release_channel+0x16c/0x19c net/mac80211/chan.c:2017 Modules linked in: CPU: 1 PID: 10425 Comm: syz.4.1094 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ieee80211_link_release_channel+0x16c/0x19c net/mac80211/chan.c:2017 lr : ieee80211_link_release_channel+0x16c/0x19c net/mac80211/chan.c:2017 sp : ffff800020eb7780 x29: ffff800020eb7780 x28: ffff0000d8c09c80 x27: dfff800000000000 x26: 1fffe0001b18156e x25: 1fffe00019d8d000 x24: ffff0000d8c0ab72 x23: 1fffe0001b1812b5 x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000d8c0a258 x19: ffff0000d8c095a8 x18: ffff800011abbcc0 x17: ffff8000181f9000 x16: ffff8000082d1108 x15: ffff800017cd9fc0 x14: ffff0000c9414218 x13: ffff0000c9414268 x12: 0000000000080000 x11: 0000000000044d35 x10: ffff80002a981000 x9 : ffff800011297000 x8 : 0000000000044d36 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff8000082c98ac x2 : ffff0000c9413780 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: ieee80211_link_release_channel+0x16c/0x19c net/mac80211/chan.c:2017 ieee80211_link_stop+0x9c/0xc4 net/mac80211/link.c:72 ieee80211_teardown_sdata net/mac80211/iface.c:847 [inline] ieee80211_if_change_type+0x1d8/0xc6c net/mac80211/iface.c:1987 ieee80211_change_iface+0x68/0x400 net/mac80211/cfg.c:217 rdev_change_virtual_intf net/wireless/rdev-ops.h:74 [inline] cfg80211_change_iface+0x718/0xf2c net/wireless/util.c:1207 cfg80211_wext_siwmode net/wireless/wext-compat.c:66 [inline] __cfg80211_wext_siwmode+0x180/0x23c net/wireless/wext-compat.c:1599 ioctl_standard_call+0xe0/0x278 net/wireless/wext-core.c:1026 wireless_process_ioctl net/wireless/wext-core.c:-1 [inline] wext_ioctl_dispatch+0x16c/0x3ec net/wireless/wext-core.c:997 wext_handle_ioctl+0x1a8/0x360 net/wireless/wext-core.c:1058 sock_ioctl+0x13c/0x840 net/socket.c:1255 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl fs/ioctl.c:856 [inline] __arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:856 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x138 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 2356 hardirqs last enabled at (2355): [] __cancel_work_timer+0x2b0/0x448 kernel/workqueue.c:3156 hardirqs last disabled at (2356): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (2324): [] spin_unlock_bh include/linux/spinlock.h:396 [inline] softirqs last enabled at (2324): [] mesh_path_flush_pending+0x380/0x3a4 net/mac80211/mesh_pathtbl.c:742 softirqs last disabled at (2322): [] spin_lock_bh include/linux/spinlock.h:356 [inline] softirqs last disabled at (2322): [] mesh_path_flush_pending+0x108/0x3a4 net/mac80211/mesh_pathtbl.c:734 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ wlan1: Failed check-sdata-in-driver check, flags: 0x0 WARNING: CPU: 0 PID: 10425 at net/mac80211/driver-ops.c:315 drv_unassign_vif_chanctx+0x358/0x63c net/mac80211/driver-ops.c:315 Modules linked in: CPU: 0 PID: 10425 Comm: syz.4.1094 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : drv_unassign_vif_chanctx+0x358/0x63c net/mac80211/driver-ops.c:315 lr : drv_unassign_vif_chanctx+0x358/0x63c net/mac80211/driver-ops.c:315 sp : ffff800020eb7630 x29: ffff800020eb7630 x28: 0000000000000000 x27: ffff0000d8c08c80 x26: ffff0000d8c0a698 x25: dfff800000000000 x24: ffff0000d8c0a7e8 x23: 0000000000000000 x22: ffff0000d1ec9200 x21: ffff0000d8c0a7e8 x20: ffff800017a8b000 x19: ffff0000d8c08c80 x18: ffff800011abbcc0 x17: 0000000000000000 x16: ffff8000082d25b8 x15: 0000000000000002 x14: 00000000ffffffff x13: 0000000000000001 x12: 0000000000080000 x11: 000000000006ddec x10: ffff80002a981000 x9 : 4868f62ae1cb7f00 x8 : 4868f62ae1cb7f00 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff800020eb70b8 x4 : ffff8000151a4920 x3 : ffff80000852e428 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 Call trace: drv_unassign_vif_chanctx+0x358/0x63c net/mac80211/driver-ops.c:315 ieee80211_assign_link_chanctx+0x140/0x82c net/mac80211/chan.c:868 __ieee80211_link_release_channel+0x29c/0x55c net/mac80211/chan.c:1799 ieee80211_link_release_channel+0x130/0x19c net/mac80211/chan.c:2018 ieee80211_link_stop+0x9c/0xc4 net/mac80211/link.c:72 ieee80211_teardown_sdata net/mac80211/iface.c:847 [inline] ieee80211_if_change_type+0x1d8/0xc6c net/mac80211/iface.c:1987 ieee80211_change_iface+0x68/0x400 net/mac80211/cfg.c:217 rdev_change_virtual_intf net/wireless/rdev-ops.h:74 [inline] cfg80211_change_iface+0x718/0xf2c net/wireless/util.c:1207 cfg80211_wext_siwmode net/wireless/wext-compat.c:66 [inline] __cfg80211_wext_siwmode+0x180/0x23c net/wireless/wext-compat.c:1599 ioctl_standard_call+0xe0/0x278 net/wireless/wext-core.c:1026 wireless_process_ioctl net/wireless/wext-core.c:-1 [inline] wext_ioctl_dispatch+0x16c/0x3ec net/wireless/wext-core.c:997 wext_handle_ioctl+0x1a8/0x360 net/wireless/wext-core.c:1058 sock_ioctl+0x13c/0x840 net/socket.c:1255 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl fs/ioctl.c:856 [inline] __arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:856 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x138 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 2546 hardirqs last enabled at (2545): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:261 hardirqs last disabled at (2546): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (2518): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (2518): [] handle_softirqs+0xaf8/0xc6c kernel/softirq.c:624 softirqs last disabled at (2359): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ wlan1: Failed check-sdata-in-driver check, flags: 0x0 WARNING: CPU: 0 PID: 10425 at net/mac80211/driver-ops.h:156 drv_vif_cfg_changed net/mac80211/driver-ops.h:156 [inline] WARNING: CPU: 0 PID: 10425 at net/mac80211/driver-ops.h:156 ieee80211_vif_cfg_change_notify+0x21c/0x25c net/mac80211/main.c:275 Modules linked in: CPU: 0 PID: 10425 Comm: syz.4.1094 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : drv_vif_cfg_changed net/mac80211/driver-ops.h:156 [inline] pc : ieee80211_vif_cfg_change_notify+0x21c/0x25c net/mac80211/main.c:275 lr : drv_vif_cfg_changed net/mac80211/driver-ops.h:156 [inline] lr : ieee80211_vif_cfg_change_notify+0x21c/0x25c net/mac80211/main.c:275 sp : ffff800020eb7630 x29: ffff800020eb7630 x28: ffff8000150c0000 x27: ffff8000150c0584 x26: ffff0000d1ec9220 x25: 0000000000000000 x24: dfff800000000000 x23: 0000000000000000 x22: ffff0000d8c0a790 x21: ffff0000cec68ea0 x20: ffff800017a8b000 x19: ffff0000d8c08c80 x18: ffff800011abbcc0 x17: 1fffe00033ed797e x16: ffff8000082d25b8 x15: 0000000040000002 x14: 0000000000000002 x13: 1ffff00002a180b1 x12: 0000000000ff0100 x11: ff0080000a893e94 x10: 0000000000000003 x9 : 4868f62ae1cb7f00 x8 : 4868f62ae1cb7f00 x7 : ffff800008251e80 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000006 x1 : ffff800011abd7c0 x0 : ffff80018a6a7000 Call trace: drv_vif_cfg_changed net/mac80211/driver-ops.h:156 [inline] ieee80211_vif_cfg_change_notify+0x21c/0x25c net/mac80211/main.c:275 ieee80211_assign_link_chanctx+0x6e8/0x82c net/mac80211/chan.c:905 __ieee80211_link_release_channel+0x29c/0x55c net/mac80211/chan.c:1799 ieee80211_link_release_channel+0x130/0x19c net/mac80211/chan.c:2018 ieee80211_link_stop+0x9c/0xc4 net/mac80211/link.c:72 ieee80211_teardown_sdata net/mac80211/iface.c:847 [inline] ieee80211_if_change_type+0x1d8/0xc6c net/mac80211/iface.c:1987 ieee80211_change_iface+0x68/0x400 net/mac80211/cfg.c:217 rdev_change_virtual_intf net/wireless/rdev-ops.h:74 [inline] cfg80211_change_iface+0x718/0xf2c net/wireless/util.c:1207 cfg80211_wext_siwmode net/wireless/wext-compat.c:66 [inline] __cfg80211_wext_siwmode+0x180/0x23c net/wireless/wext-compat.c:1599 ioctl_standard_call+0xe0/0x278 net/wireless/wext-core.c:1026 wireless_process_ioctl net/wireless/wext-core.c:-1 [inline] wext_ioctl_dispatch+0x16c/0x3ec net/wireless/wext-core.c:997 wext_handle_ioctl+0x1a8/0x360 net/wireless/wext-core.c:1058 sock_ioctl+0x13c/0x840 net/socket.c:1255 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl fs/ioctl.c:856 [inline] __arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:856 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x138 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 2664 hardirqs last enabled at (2663): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1367 [inline] hardirqs last enabled at (2663): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:5003 hardirqs last disabled at (2664): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (2632): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (2632): [] handle_softirqs+0xaf8/0xc6c kernel/softirq.c:624 softirqs last disabled at (2549): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 10425 at net/mac80211/iface.c:113 __ieee80211_recalc_idle net/mac80211/iface.c:113 [inline] WARNING: CPU: 0 PID: 10425 at net/mac80211/iface.c:113 ieee80211_recalc_idle+0x298/0x338 net/mac80211/iface.c:149 Modules linked in: CPU: 0 PID: 10425 Comm: syz.4.1094 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __ieee80211_recalc_idle net/mac80211/iface.c:113 [inline] pc : ieee80211_recalc_idle+0x298/0x338 net/mac80211/iface.c:149 lr : __ieee80211_recalc_idle net/mac80211/iface.c:113 [inline] lr : ieee80211_recalc_idle+0x298/0x338 net/mac80211/iface.c:149 sp : ffff800020eb7620 x29: ffff800020eb7620 x28: 0000000000000000 x27: ffff8000150c0000 x26: ffff0000d1ec9220 x25: 0000000000000000 x24: dfff800000000000 x23: 000000000000096c x22: 1fffe00019d8d1db x21: dfff800000000000 x20: 0000000000000000 x19: ffff0000cec68ea0 x18: ffff800011abbcc0 x17: ffff8000181f9000 x16: ffff8000082d1108 x15: ffff800017cd9fc0 x14: ffff0000c9414218 x13: ffff0000c9414290 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002a981000 x9 : ffff8000111d1128 x8 : 0000000000080000 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800011a36e7c x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __ieee80211_recalc_idle net/mac80211/iface.c:113 [inline] ieee80211_recalc_idle+0x298/0x338 net/mac80211/iface.c:149 ieee80211_del_chanctx+0x35c/0x710 net/mac80211/chan.c:750 ieee80211_free_chanctx+0x250/0x334 net/mac80211/chan.c:761 __ieee80211_link_release_channel+0x3d4/0x55c net/mac80211/chan.c:1801 ieee80211_link_release_channel+0x130/0x19c net/mac80211/chan.c:2018 ieee80211_link_stop+0x9c/0xc4 net/mac80211/link.c:72 ieee80211_teardown_sdata net/mac80211/iface.c:847 [inline] ieee80211_if_change_type+0x1d8/0xc6c net/mac80211/iface.c:1987 ieee80211_change_iface+0x68/0x400 net/mac80211/cfg.c:217 rdev_change_virtual_intf net/wireless/rdev-ops.h:74 [inline] cfg80211_change_iface+0x718/0xf2c net/wireless/util.c:1207 cfg80211_wext_siwmode net/wireless/wext-compat.c:66 [inline] __cfg80211_wext_siwmode+0x180/0x23c net/wireless/wext-compat.c:1599 ioctl_standard_call+0xe0/0x278 net/wireless/wext-core.c:1026 wireless_process_ioctl net/wireless/wext-core.c:-1 [inline] wext_ioctl_dispatch+0x16c/0x3ec net/wireless/wext-core.c:997 wext_handle_ioctl+0x1a8/0x360 net/wireless/wext-core.c:1058 sock_ioctl+0x13c/0x840 net/socket.c:1255 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl fs/ioctl.c:856 [inline] __arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:856 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x138 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 2716 hardirqs last enabled at (2715): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (2715): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (2716): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (2710): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (2710): [] handle_softirqs+0xaf8/0xc6c kernel/softirq.c:624 softirqs last disabled at (2667): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]---