------------[ cut here ]------------ WARNING: CPU: 0 PID: 6344 at net/mac80211/chan.c:2017 ieee80211_link_release_channel+0x16c/0x19c net/mac80211/chan.c:2017 Modules linked in: CPU: 0 PID: 6344 Comm: syz.3.287 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 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 : ffff800022a872c0 x29: ffff800022a872c0 x28: ffff0000f6011c80 x27: dfff800000000000 x26: 1fffe0001ec0256e x25: 1fffe0001bb88000 x24: ffff0000f6012b72 x23: 1fffe0001ec022b5 x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000f6012258 x19: ffff0000f60115a8 x18: 0000000000000000 x17: ffff800018338000 x16: ffff8000082d7e60 x15: 0000000000000000 x14: 0000000000000001 x13: 1ffff00004550e08 x12: 0000000000080000 x11: 000000000003d76f x10: ffff80002935c000 x9 : ffff800011347280 x8 : 000000000003d770 x7 : ffff800011347180 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082d0650 x2 : ffff0000fe8a9bc0 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:855 [inline] ieee80211_if_change_type+0x1d8/0xc68 net/mac80211/iface.c:1995 ieee80211_change_iface+0x68/0x400 net/mac80211/cfg.c:217 rdev_change_virtual_intf net/wireless/rdev-ops.h:74 [inline] cfg80211_change_iface+0x718/0xf24 net/wireless/util.c:1209 nl80211_set_interface+0x428/0x6fc net/wireless/nl80211.c:4240 genl_family_rcv_msg_doit+0x204/0x308 net/netlink/genetlink.c:756 genl_family_rcv_msg net/netlink/genetlink.c:833 [inline] genl_rcv_msg+0x44c/0x640 net/netlink/genetlink.c:850 netlink_rcv_skb+0x218/0x3e8 net/netlink/af_netlink.c:2511 genl_rcv+0x38/0x50 net/netlink/genetlink.c:861 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x60c/0x814 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x6f4/0x9c0 net/netlink/af_netlink.c:1872 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:730 [inline] __sys_sendto+0x324/0x440 net/socket.c:2152 __do_sys_sendto net/socket.c:2164 [inline] __se_sys_sendto net/socket.c:2160 [inline] __arm64_sys_sendto+0xd8/0xf8 net/socket.c:2160 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 1820 hardirqs last enabled at (1819): [] __cancel_work_timer+0x2c4/0x458 kernel/workqueue.c:3156 hardirqs last disabled at (1820): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (438): [] spin_unlock_bh include/linux/spinlock.h:396 [inline] softirqs last enabled at (438): [] cfg80211_mgmt_registrations_update+0x444/0x840 net/wireless/mlme.c:509 softirqs last disabled at (436): [] spin_lock_bh include/linux/spinlock.h:356 [inline] softirqs last disabled at (436): [] cfg80211_mgmt_registrations_update+0x110/0x840 net/wireless/mlme.c:482 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ wlan1: Failed check-sdata-in-driver check, flags: 0x0 WARNING: CPU: 0 PID: 6344 at net/mac80211/driver-ops.c:315 drv_unassign_vif_chanctx+0x358/0x638 net/mac80211/driver-ops.c:315 Modules linked in: CPU: 0 PID: 6344 Comm: syz.3.287 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : drv_unassign_vif_chanctx+0x358/0x638 net/mac80211/driver-ops.c:315 lr : drv_unassign_vif_chanctx+0x358/0x638 net/mac80211/driver-ops.c:315 sp : ffff800022a87170 x29: ffff800022a87170 x28: 0000000000000000 x27: ffff0000f6010c80 x26: ffff0000f6012698 x25: dfff800000000000 x24: ffff0000f60127e8 x23: 0000000000000000 x22: ffff0000ce8f0800 x21: ffff0000f60127e8 x20: ffff800017bc9000 x19: ffff0000f6010c80 x18: 0000000000000000 x17: 0000000000000000 x16: ffff8000082d9364 x15: 0000000000000002 x14: 0000000000000001 x13: 1ffff00004550d7c x12: 0000000000080000 x11: 000000000006678e x10: ffff80002935c000 x9 : c5e24eb25e5ba400 x8 : c5e24eb25e5ba400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff800022a86bf8 x4 : ffff8000152e4cc0 x3 : ffff800008319720 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 Call trace: drv_unassign_vif_chanctx+0x358/0x638 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:855 [inline] ieee80211_if_change_type+0x1d8/0xc68 net/mac80211/iface.c:1995 ieee80211_change_iface+0x68/0x400 net/mac80211/cfg.c:217 rdev_change_virtual_intf net/wireless/rdev-ops.h:74 [inline] cfg80211_change_iface+0x718/0xf24 net/wireless/util.c:1209 nl80211_set_interface+0x428/0x6fc net/wireless/nl80211.c:4240 genl_family_rcv_msg_doit+0x204/0x308 net/netlink/genetlink.c:756 genl_family_rcv_msg net/netlink/genetlink.c:833 [inline] genl_rcv_msg+0x44c/0x640 net/netlink/genetlink.c:850 netlink_rcv_skb+0x218/0x3e8 net/netlink/af_netlink.c:2511 genl_rcv+0x38/0x50 net/netlink/genetlink.c:861 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x60c/0x814 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x6f4/0x9c0 net/netlink/af_netlink.c:1872 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:730 [inline] __sys_sendto+0x324/0x440 net/socket.c:2152 __do_sys_sendto net/socket.c:2164 [inline] __se_sys_sendto net/socket.c:2160 [inline] __arm64_sys_sendto+0xd8/0xf8 net/socket.c:2160 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 1844 hardirqs last enabled at (1843): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:261 hardirqs last disabled at (1844): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (438): [] spin_unlock_bh include/linux/spinlock.h:396 [inline] softirqs last enabled at (438): [] cfg80211_mgmt_registrations_update+0x444/0x840 net/wireless/mlme.c:509 softirqs last disabled at (436): [] spin_lock_bh include/linux/spinlock.h:356 [inline] softirqs last disabled at (436): [] cfg80211_mgmt_registrations_update+0x110/0x840 net/wireless/mlme.c:482 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ wlan1: Failed check-sdata-in-driver check, flags: 0x0 WARNING: CPU: 0 PID: 6344 at net/mac80211/driver-ops.h:156 drv_vif_cfg_changed net/mac80211/driver-ops.h:156 [inline] WARNING: CPU: 0 PID: 6344 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: 6344 Comm: syz.3.287 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 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 : ffff800022a87170 x29: ffff800022a87170 x28: ffff800015200000 x27: ffff800015200384 x26: ffff0000ce8f0820 x25: 0000000000000000 x24: dfff800000000000 x23: 0000000000000000 x22: ffff0000f6012790 x21: ffff0000ddc40ea0 x20: ffff800017bc9000 x19: ffff0000f6010c80 x18: 0000000000000000 x17: 0000000000000000 x16: ffff8000082d9364 x15: 0000000000000002 x14: 0000000000000001 x13: 1ffff00004550d7c x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002935c000 x9 : c5e24eb25e5ba400 x8 : c5e24eb25e5ba400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff800022a86bf8 x4 : ffff8000152e4cc0 x3 : ffff800008319720 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 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:855 [inline] ieee80211_if_change_type+0x1d8/0xc68 net/mac80211/iface.c:1995 ieee80211_change_iface+0x68/0x400 net/mac80211/cfg.c:217 rdev_change_virtual_intf net/wireless/rdev-ops.h:74 [inline] cfg80211_change_iface+0x718/0xf24 net/wireless/util.c:1209 nl80211_set_interface+0x428/0x6fc net/wireless/nl80211.c:4240 genl_family_rcv_msg_doit+0x204/0x308 net/netlink/genetlink.c:756 genl_family_rcv_msg net/netlink/genetlink.c:833 [inline] genl_rcv_msg+0x44c/0x640 net/netlink/genetlink.c:850 netlink_rcv_skb+0x218/0x3e8 net/netlink/af_netlink.c:2511 genl_rcv+0x38/0x50 net/netlink/genetlink.c:861 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x60c/0x814 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x6f4/0x9c0 net/netlink/af_netlink.c:1872 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:730 [inline] __sys_sendto+0x324/0x440 net/socket.c:2152 __do_sys_sendto net/socket.c:2164 [inline] __se_sys_sendto net/socket.c:2160 [inline] __arm64_sys_sendto+0xd8/0xf8 net/socket.c:2160 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 1876 hardirqs last enabled at (1875): [] __up_console_sem+0xb4/0xfc kernel/printk/printk.c:261 hardirqs last disabled at (1876): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (438): [] spin_unlock_bh include/linux/spinlock.h:396 [inline] softirqs last enabled at (438): [] cfg80211_mgmt_registrations_update+0x444/0x840 net/wireless/mlme.c:509 softirqs last disabled at (436): [] spin_lock_bh include/linux/spinlock.h:356 [inline] softirqs last disabled at (436): [] cfg80211_mgmt_registrations_update+0x110/0x840 net/wireless/mlme.c:482 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6344 at net/mac80211/iface.c:113 __ieee80211_recalc_idle net/mac80211/iface.c:113 [inline] WARNING: CPU: 0 PID: 6344 at net/mac80211/iface.c:113 ieee80211_recalc_idle+0x298/0x338 net/mac80211/iface.c:149 Modules linked in: CPU: 0 PID: 6344 Comm: syz.3.287 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 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 : ffff800022a87160 x29: ffff800022a87160 x28: 0000000000000000 x27: ffff800015200000 x26: ffff0000ce8f0820 x25: 0000000000000000 x24: dfff800000000000 x23: 000000000000096c x22: 1fffe0001bb881db x21: dfff800000000000 x20: 0000000000000000 x19: ffff0000ddc40ea0 x18: 0000000000000000 x17: 0000000000000000 x16: ffff8000082d7e60 x15: 0000000000000002 x14: 0000000000000007 x13: 1ffff00002a40071 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002935c000 x9 : ffff80001127fbc8 x8 : 0000000000080000 x7 : ffff80001121f888 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000000002 x2 : 0000000000000008 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/0x70c 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:855 [inline] ieee80211_if_change_type+0x1d8/0xc68 net/mac80211/iface.c:1995 ieee80211_change_iface+0x68/0x400 net/mac80211/cfg.c:217 rdev_change_virtual_intf net/wireless/rdev-ops.h:74 [inline] cfg80211_change_iface+0x718/0xf24 net/wireless/util.c:1209 nl80211_set_interface+0x428/0x6fc net/wireless/nl80211.c:4240 genl_family_rcv_msg_doit+0x204/0x308 net/netlink/genetlink.c:756 genl_family_rcv_msg net/netlink/genetlink.c:833 [inline] genl_rcv_msg+0x44c/0x640 net/netlink/genetlink.c:850 netlink_rcv_skb+0x218/0x3e8 net/netlink/af_netlink.c:2511 genl_rcv+0x38/0x50 net/netlink/genetlink.c:861 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x60c/0x814 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x6f4/0x9c0 net/netlink/af_netlink.c:1872 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:730 [inline] __sys_sendto+0x324/0x440 net/socket.c:2152 __do_sys_sendto net/socket.c:2164 [inline] __se_sys_sendto net/socket.c:2160 [inline] __arm64_sys_sendto+0xd8/0xf8 net/socket.c:2160 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 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: 1882 hardirqs last enabled at (1881): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (1881): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (1882): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (438): [] spin_unlock_bh include/linux/spinlock.h:396 [inline] softirqs last enabled at (438): [] cfg80211_mgmt_registrations_update+0x444/0x840 net/wireless/mlme.c:509 softirqs last disabled at (436): [] spin_lock_bh include/linux/spinlock.h:356 [inline] softirqs last disabled at (436): [] cfg80211_mgmt_registrations_update+0x110/0x840 net/wireless/mlme.c:482 ---[ end trace 0000000000000000 ]---