------------[ cut here ]------------ WARNING: CPU: 1 PID: 11516 at net/mac80211/chan.c:2017 ieee80211_link_release_channel+0x16c/0x19c net/mac80211/chan.c:2017 Modules linked in: CPU: 1 PID: 11516 Comm: syz.4.2294 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/02/2026 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 : ffff800021827140 x29: ffff800021827140 x28: 1fffe00019899568 x27: 1fffe000198994ec x26: dfff800000000000 x25: dfff800000000000 x24: ffff0000cc4cab42 x23: 1fffe000198992b5 x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000cc4ca228 x19: ffff0000cc4c95a8 x18: 1fffe00033e7697e x17: ffff80001537d000 x16: ffff8000082dbd3c x15: 0000000000000000 x14: 0000000000000001 x13: 1ffff00004304ddc x12: 0000000000080000 x11: 00000000000351a5 x10: ffff80002ac76000 x9 : ffff8000114a8510 x8 : 00000000000351a6 x7 : ffff8000114a8410 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082d44b4 x2 : ffff0000cf62b800 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+0x1d0/0xc84 net/mac80211/iface.c:1995 ieee80211_change_iface+0x64/0x3ec net/mac80211/cfg.c:217 rdev_change_virtual_intf net/wireless/rdev-ops.h:74 [inline] cfg80211_change_iface+0x728/0xf1c net/wireless/util.c:1209 nl80211_set_interface+0x4e0/0x718 net/wireless/nl80211.c:4240 genl_family_rcv_msg_doit+0x210/0x308 net/netlink/genetlink.c:756 genl_family_rcv_msg net/netlink/genetlink.c:833 [inline] genl_rcv_msg+0x424/0x600 net/netlink/genetlink.c:850 netlink_rcv_skb+0x220/0x3ec net/netlink/af_netlink.c:2516 genl_rcv+0x38/0x50 net/netlink/genetlink.c:861 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x5fc/0x80c net/netlink/af_netlink.c:1344 netlink_sendmsg+0x6f0/0x9d8 net/netlink/af_netlink.c:1877 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:730 [inline] ____sys_sendmsg+0x588/0x90c net/socket.c:2519 ___sys_sendmsg net/socket.c:2573 [inline] __sys_sendmsg+0x288/0x374 net/socket.c:2602 __do_sys_sendmsg net/socket.c:2611 [inline] __se_sys_sendmsg net/socket.c:2609 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2609 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x5c/0x134 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: 3534 hardirqs last enabled at (3533): [] __cancel_work_timer+0x2bc/0x450 kernel/workqueue.c:3156 hardirqs last disabled at (3534): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (3490): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (3490): [] handle_softirqs+0xb1c/0xc90 kernel/softirq.c:624 softirqs last disabled at (3469): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ wlan0: Failed check-sdata-in-driver check, flags: 0x0 WARNING: CPU: 1 PID: 11516 at net/mac80211/driver-ops.c:315 drv_unassign_vif_chanctx+0x35c/0x63c net/mac80211/driver-ops.c:315 Modules linked in: CPU: 1 PID: 11516 Comm: syz.4.2294 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/02/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : drv_unassign_vif_chanctx+0x35c/0x63c net/mac80211/driver-ops.c:315 lr : drv_unassign_vif_chanctx+0x35c/0x63c net/mac80211/driver-ops.c:315 sp : ffff800021826fe0 x29: ffff800021826fe0 x28: dfff800000000000 x27: 0000000000000000 x26: ffff0000cc4ca668 x25: dfff800000000000 x24: ffff0000cc4ca7b8 x23: 0000000000000000 x22: ffff0000d1822800 x21: ffff0000cc4ca7b8 x20: ffff800017d5e000 x19: ffff0000cc4c8c80 x18: 1fffe00033e7697e x17: ffff80001537d000 x16: ffff8000082dd248 x15: 0000000040000000 x14: 0000000000000001 x13: 1fffe00033e79070 x12: 0000000000000000 x11: ff0080000a975d20 x10: 0000000000000003 x9 : 37c88f0ba6d85300 x8 : 37c88f0ba6d85300 x7 : ffff80000825ab50 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000006 x1 : ffff800011cedc80 x0 : ffff80018a0de000 Call trace: drv_unassign_vif_chanctx+0x35c/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:855 [inline] ieee80211_if_change_type+0x1d0/0xc84 net/mac80211/iface.c:1995 ieee80211_change_iface+0x64/0x3ec net/mac80211/cfg.c:217 rdev_change_virtual_intf net/wireless/rdev-ops.h:74 [inline] cfg80211_change_iface+0x728/0xf1c net/wireless/util.c:1209 nl80211_set_interface+0x4e0/0x718 net/wireless/nl80211.c:4240 genl_family_rcv_msg_doit+0x210/0x308 net/netlink/genetlink.c:756 genl_family_rcv_msg net/netlink/genetlink.c:833 [inline] genl_rcv_msg+0x424/0x600 net/netlink/genetlink.c:850 netlink_rcv_skb+0x220/0x3ec net/netlink/af_netlink.c:2516 genl_rcv+0x38/0x50 net/netlink/genetlink.c:861 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x5fc/0x80c net/netlink/af_netlink.c:1344 netlink_sendmsg+0x6f0/0x9d8 net/netlink/af_netlink.c:1877 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:730 [inline] ____sys_sendmsg+0x588/0x90c net/socket.c:2519 ___sys_sendmsg net/socket.c:2573 [inline] __sys_sendmsg+0x288/0x374 net/socket.c:2602 __do_sys_sendmsg net/socket.c:2611 [inline] __se_sys_sendmsg net/socket.c:2609 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2609 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x5c/0x134 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: 4002 hardirqs last enabled at (4001): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1374 [inline] hardirqs last enabled at (4001): [] finish_lock_switch+0xb0/0x1c8 kernel/sched/core.c:5005 hardirqs last disabled at (4002): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (3968): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (3968): [] handle_softirqs+0xb1c/0xc90 kernel/softirq.c:624 softirqs last disabled at (3537): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ wlan0: Failed check-sdata-in-driver check, flags: 0x0 WARNING: CPU: 1 PID: 11516 at net/mac80211/driver-ops.h:156 drv_vif_cfg_changed net/mac80211/driver-ops.h:156 [inline] WARNING: CPU: 1 PID: 11516 at net/mac80211/driver-ops.h:156 ieee80211_vif_cfg_change_notify+0x220/0x260 net/mac80211/main.c:275 Modules linked in: CPU: 1 PID: 11516 Comm: syz.4.2294 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/02/2026 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+0x220/0x260 net/mac80211/main.c:275 lr : drv_vif_cfg_changed net/mac80211/driver-ops.h:156 [inline] lr : ieee80211_vif_cfg_change_notify+0x220/0x260 net/mac80211/main.c:275 sp : ffff800021826fe0 x29: ffff800021826fe0 x28: dfff800000000000 x27: ffff800015380384 x26: ffff0000d1822820 x25: 0000000000000000 x24: dfff800000000000 x23: 0000000000000000 x22: ffff0000cc4ca760 x21: ffff0000f5fc0e80 x20: ffff800017d5e000 x19: ffff0000cc4c8c80 x18: 1fffe00033e7697e x17: ffff80001537d000 x16: ffff8000082dd248 x15: 0000000040000000 x14: 0000000000000001 x13: 1fffe00033e79070 x12: 0000000000000000 x11: ff0080000a975d20 x10: 0000000000000003 x9 : 37c88f0ba6d85300 x8 : 37c88f0ba6d85300 x7 : ffff80000825ab50 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000006 x1 : ffff800011cedc80 x0 : ffff80018a0de000 Call trace: drv_vif_cfg_changed net/mac80211/driver-ops.h:156 [inline] ieee80211_vif_cfg_change_notify+0x220/0x260 net/mac80211/main.c:275 ieee80211_assign_link_chanctx+0x6f0/0x82c 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+0x1d0/0xc84 net/mac80211/iface.c:1995 ieee80211_change_iface+0x64/0x3ec net/mac80211/cfg.c:217 rdev_change_virtual_intf net/wireless/rdev-ops.h:74 [inline] cfg80211_change_iface+0x728/0xf1c net/wireless/util.c:1209 nl80211_set_interface+0x4e0/0x718 net/wireless/nl80211.c:4240 genl_family_rcv_msg_doit+0x210/0x308 net/netlink/genetlink.c:756 genl_family_rcv_msg net/netlink/genetlink.c:833 [inline] genl_rcv_msg+0x424/0x600 net/netlink/genetlink.c:850 netlink_rcv_skb+0x220/0x3ec net/netlink/af_netlink.c:2516 genl_rcv+0x38/0x50 net/netlink/genetlink.c:861 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x5fc/0x80c net/netlink/af_netlink.c:1344 netlink_sendmsg+0x6f0/0x9d8 net/netlink/af_netlink.c:1877 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:730 [inline] ____sys_sendmsg+0x588/0x90c net/socket.c:2519 ___sys_sendmsg net/socket.c:2573 [inline] __sys_sendmsg+0x288/0x374 net/socket.c:2602 __do_sys_sendmsg net/socket.c:2611 [inline] __se_sys_sendmsg net/socket.c:2609 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2609 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x5c/0x134 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: 4302 hardirqs last enabled at (4301): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1374 [inline] hardirqs last enabled at (4301): [] finish_lock_switch+0xb0/0x1c8 kernel/sched/core.c:5005 hardirqs last disabled at (4302): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (4284): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (4284): [] handle_softirqs+0xb1c/0xc90 kernel/softirq.c:624 softirqs last disabled at (4267): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 11516 at net/mac80211/iface.c:113 __ieee80211_recalc_idle net/mac80211/iface.c:113 [inline] WARNING: CPU: 1 PID: 11516 at net/mac80211/iface.c:113 ieee80211_recalc_idle+0x298/0x338 net/mac80211/iface.c:149 Modules linked in: CPU: 1 PID: 11516 Comm: syz.4.2294 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/02/2026 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 : ffff800021826fe0 x29: ffff800021826fe0 x28: 0000000000000000 x27: ffff800015380000 x26: ffff0000d1822820 x25: 0000000000000000 x24: dfff800000000000 x23: 1fffe0001ebf858c x22: 1fffe0001ebf81d7 x21: dfff800000000000 x20: 0000000000000000 x19: ffff0000f5fc0e80 x18: 1fffe00033e7697e x17: ffff80001537d000 x16: ffff8000082dbd3c x15: 0000000000000002 x14: 0000000000000007 x13: 1ffff00002a70071 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002ac76000 x9 : ffff8000113df658 x8 : 0000000000080000 x7 : ffff80001137eeac 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+0x258/0x33c 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+0x1d0/0xc84 net/mac80211/iface.c:1995 ieee80211_change_iface+0x64/0x3ec net/mac80211/cfg.c:217 rdev_change_virtual_intf net/wireless/rdev-ops.h:74 [inline] cfg80211_change_iface+0x728/0xf1c net/wireless/util.c:1209 nl80211_set_interface+0x4e0/0x718 net/wireless/nl80211.c:4240 genl_family_rcv_msg_doit+0x210/0x308 net/netlink/genetlink.c:756 genl_family_rcv_msg net/netlink/genetlink.c:833 [inline] genl_rcv_msg+0x424/0x600 net/netlink/genetlink.c:850 netlink_rcv_skb+0x220/0x3ec net/netlink/af_netlink.c:2516 genl_rcv+0x38/0x50 net/netlink/genetlink.c:861 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x5fc/0x80c net/netlink/af_netlink.c:1344 netlink_sendmsg+0x6f0/0x9d8 net/netlink/af_netlink.c:1877 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:730 [inline] ____sys_sendmsg+0x588/0x90c net/socket.c:2519 ___sys_sendmsg net/socket.c:2573 [inline] __sys_sendmsg+0x288/0x374 net/socket.c:2602 __do_sys_sendmsg net/socket.c:2611 [inline] __se_sys_sendmsg net/socket.c:2609 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2609 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x5c/0x134 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: 4384 hardirqs last enabled at (4383): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (4383): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (4384): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (4378): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (4378): [] handle_softirqs+0xb1c/0xc90 kernel/softirq.c:624 softirqs last disabled at (4305): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ ODEBUG: init active (active state 0) object type: timer_list hint: 0x0 WARNING: CPU: 1 PID: 11516 at lib/debugobjects.c:518 debug_print_object lib/debugobjects.c:515 [inline] WARNING: CPU: 1 PID: 11516 at lib/debugobjects.c:518 __debug_object_init+0x2c8/0x434 lib/debugobjects.c:692 Modules linked in: CPU: 1 PID: 11516 Comm: syz.4.2294 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/02/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : debug_print_object lib/debugobjects.c:515 [inline] pc : __debug_object_init+0x2c8/0x434 lib/debugobjects.c:692 lr : debug_print_object lib/debugobjects.c:515 [inline] lr : __debug_object_init+0x2c8/0x434 lib/debugobjects.c:692 sp : ffff800021827030 x29: ffff800021827030 x28: dfff800000000000 x27: ffff0000d5295fe0 x26: ffff0000cc4c99f8 x25: 0000000000000000 x24: 0000000000000003 x23: ffff800011d0b280 x22: ffff8000121e2a80 x21: 0000000000000000 x20: ffff800011d0b280 x19: ffff0000cc4c99f8 x18: 1fffe00033e7697e x17: ffff80001537d000 x16: ffff8000082dd248 x15: 0000000040000000 x14: 0000000000000001 x13: 1fffe00033e79070 x12: 0000000000000000 x11: ff0080000a975d20 x10: 0000000000000003 x9 : 37c88f0ba6d85300 x8 : 37c88f0ba6d85300 x7 : ffff80000825ab50 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000006 x1 : ffff800011cedc80 x0 : ffff80018a0de000 Call trace: debug_print_object lib/debugobjects.c:515 [inline] __debug_object_init+0x2c8/0x434 lib/debugobjects.c:692 debug_object_init+0x20/0x2c lib/debugobjects.c:708 debug_timer_init kernel/time/timer.c:777 [inline] debug_init kernel/time/timer.c:825 [inline] init_timer_key+0x54/0x4a8 kernel/time/timer.c:869 ieee80211_sta_setup_sdata+0x2dc/0x5c4 net/mac80211/mlme.c:6522 ieee80211_setup_sdata+0x7f8/0xa94 net/mac80211/iface.c:1844 ieee80211_if_change_type+0x1dc/0xc84 net/mac80211/iface.c:1996 ieee80211_change_iface+0x64/0x3ec net/mac80211/cfg.c:217 rdev_change_virtual_intf net/wireless/rdev-ops.h:74 [inline] cfg80211_change_iface+0x728/0xf1c net/wireless/util.c:1209 nl80211_set_interface+0x4e0/0x718 net/wireless/nl80211.c:4240 genl_family_rcv_msg_doit+0x210/0x308 net/netlink/genetlink.c:756 genl_family_rcv_msg net/netlink/genetlink.c:833 [inline] genl_rcv_msg+0x424/0x600 net/netlink/genetlink.c:850 netlink_rcv_skb+0x220/0x3ec net/netlink/af_netlink.c:2516 genl_rcv+0x38/0x50 net/netlink/genetlink.c:861 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x5fc/0x80c net/netlink/af_netlink.c:1344 netlink_sendmsg+0x6f0/0x9d8 net/netlink/af_netlink.c:1877 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:730 [inline] ____sys_sendmsg+0x588/0x90c net/socket.c:2519 ___sys_sendmsg net/socket.c:2573 [inline] __sys_sendmsg+0x288/0x374 net/socket.c:2602 __do_sys_sendmsg net/socket.c:2611 [inline] __se_sys_sendmsg net/socket.c:2609 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2609 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x5c/0x134 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: 4542 hardirqs last enabled at (4541): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1374 [inline] hardirqs last enabled at (4541): [] finish_lock_switch+0xb0/0x1c8 kernel/sched/core.c:5005 hardirqs last disabled at (4542): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (4482): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (4482): [] handle_softirqs+0xb1c/0xc90 kernel/softirq.c:624 softirqs last disabled at (4387): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- INFO: trying to register non-static key. The code is fine but needs lockdep annotation, or maybe you didn't initialize this object before use? turning off the locking correctness validator. CPU: 1 PID: 11516 Comm: syz.4.2294 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/02/2026 Call trace: dump_backtrace+0x1c4/0x1f0 arch/arm64/kernel/stacktrace.c:158 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:165 __dump_stack+0x30/0x40 lib/dump_stack.c:88 dump_stack_lvl+0xf4/0x15c lib/dump_stack.c:106 dump_stack+0x1c/0x5c lib/dump_stack.c:113 assign_lock_key+0x230/0x264 kernel/locking/lockdep.c:974 register_lock_class+0x1ac/0x690 kernel/locking/lockdep.c:1287 __lock_acquire+0x164/0x6634 kernel/locking/lockdep.c:4942 lock_acquire+0x20c/0x638 kernel/locking/lockdep.c:5676 __timer_delete_sync+0xa0/0x21c kernel/time/timer.c:1556 timer_delete_sync kernel/time/timer.c:1629 [inline] del_timer_sync include/linux/timer.h:200 [inline] timer_fixup_init+0x40/0x70 kernel/time/timer.c:694 debug_object_fixup lib/debugobjects.c:531 [inline] __debug_object_init+0x310/0x434 lib/debugobjects.c:695 debug_object_init+0x20/0x2c lib/debugobjects.c:708 debug_timer_init kernel/time/timer.c:777 [inline] debug_init kernel/time/timer.c:825 [inline] init_timer_key+0x54/0x4a8 kernel/time/timer.c:869 ieee80211_sta_setup_sdata+0x2dc/0x5c4 net/mac80211/mlme.c:6522 ieee80211_setup_sdata+0x7f8/0xa94 net/mac80211/iface.c:1844 ieee80211_if_change_type+0x1dc/0xc84 net/mac80211/iface.c:1996 ieee80211_change_iface+0x64/0x3ec net/mac80211/cfg.c:217 rdev_change_virtual_intf net/wireless/rdev-ops.h:74 [inline] cfg80211_change_iface+0x728/0xf1c net/wireless/util.c:1209 nl80211_set_interface+0x4e0/0x718 net/wireless/nl80211.c:4240 genl_family_rcv_msg_doit+0x210/0x308 net/netlink/genetlink.c:756 genl_family_rcv_msg net/netlink/genetlink.c:833 [inline] genl_rcv_msg+0x424/0x600 net/netlink/genetlink.c:850 netlink_rcv_skb+0x220/0x3ec net/netlink/af_netlink.c:2516 genl_rcv+0x38/0x50 net/netlink/genetlink.c:861 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x5fc/0x80c net/netlink/af_netlink.c:1344 netlink_sendmsg+0x6f0/0x9d8 net/netlink/af_netlink.c:1877 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:730 [inline] ____sys_sendmsg+0x588/0x90c net/socket.c:2519 ___sys_sendmsg net/socket.c:2573 [inline] __sys_sendmsg+0x288/0x374 net/socket.c:2602 __do_sys_sendmsg net/socket.c:2611 [inline] __se_sys_sendmsg net/socket.c:2609 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2609 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x5c/0x134 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 ------------[ cut here ]------------ ODEBUG: init active (active state 0) object type: timer_list hint: 0x0 WARNING: CPU: 1 PID: 11516 at lib/debugobjects.c:518 debug_print_object lib/debugobjects.c:515 [inline] WARNING: CPU: 1 PID: 11516 at lib/debugobjects.c:518 __debug_object_init+0x2c8/0x434 lib/debugobjects.c:692 Modules linked in: CPU: 1 PID: 11516 Comm: syz.4.2294 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/02/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : debug_print_object lib/debugobjects.c:515 [inline] pc : __debug_object_init+0x2c8/0x434 lib/debugobjects.c:692 lr : debug_print_object lib/debugobjects.c:515 [inline] lr : __debug_object_init+0x2c8/0x434 lib/debugobjects.c:692 sp : ffff800021826fa0 x29: ffff800021826fa0 x28: dfff800000000000 x27: ffff0000d5295fe0 x26: ffff0000cc4c99f8 x25: 0000000000000000 x24: 0000000000000003 x23: ffff800011d0b280 x22: ffff8000121e2a80 x21: 0000000000000000 x20: ffff800011d0b280 x19: ffff0000cc4c99f8 x18: 1fffe00033e7697e x17: ffff80001537d000 x16: ffff800008043b30 x15: 0000000040000000 x14: 0000000000000001 x13: 1fffe00033e79070 x12: 0000000000000000 x11: ff00800008048e14 x10: 0000000040000002 x9 : 37c88f0ba6d85300 x8 : 37c88f0ba6d85300 x7 : ffff800011cec160 x6 : ffff80000825ab50 x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 x2 : ffff800021826b60 x1 : 0000000000000000 x0 : ffff80000825abe4 Call trace: debug_print_object lib/debugobjects.c:515 [inline] __debug_object_init+0x2c8/0x434 lib/debugobjects.c:692 debug_object_init+0x20/0x2c lib/debugobjects.c:708 timer_fixup_init+0x50/0x70 kernel/time/timer.c:695 debug_object_fixup lib/debugobjects.c:531 [inline] __debug_object_init+0x310/0x434 lib/debugobjects.c:695 debug_object_init+0x20/0x2c lib/debugobjects.c:708 debug_timer_init kernel/time/timer.c:777 [inline] debug_init kernel/time/timer.c:825 [inline] init_timer_key+0x54/0x4a8 kernel/time/timer.c:869 ieee80211_sta_setup_sdata+0x2dc/0x5c4 net/mac80211/mlme.c:6522 ieee80211_setup_sdata+0x7f8/0xa94 net/mac80211/iface.c:1844 ieee80211_if_change_type+0x1dc/0xc84 net/mac80211/iface.c:1996 ieee80211_change_iface+0x64/0x3ec net/mac80211/cfg.c:217 rdev_change_virtual_intf net/wireless/rdev-ops.h:74 [inline] cfg80211_change_iface+0x728/0xf1c net/wireless/util.c:1209 nl80211_set_interface+0x4e0/0x718 net/wireless/nl80211.c:4240 genl_family_rcv_msg_doit+0x210/0x308 net/netlink/genetlink.c:756 genl_family_rcv_msg net/netlink/genetlink.c:833 [inline] genl_rcv_msg+0x424/0x600 net/netlink/genetlink.c:850 netlink_rcv_skb+0x220/0x3ec net/netlink/af_netlink.c:2516 genl_rcv+0x38/0x50 net/netlink/genetlink.c:861 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x5fc/0x80c net/netlink/af_netlink.c:1344 netlink_sendmsg+0x6f0/0x9d8 net/netlink/af_netlink.c:1877 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:730 [inline] ____sys_sendmsg+0x588/0x90c net/socket.c:2519 ___sys_sendmsg net/socket.c:2573 [inline] __sys_sendmsg+0x288/0x374 net/socket.c:2602 __do_sys_sendmsg net/socket.c:2611 [inline] __se_sys_sendmsg net/socket.c:2609 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2609 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x5c/0x134 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: 4862 hardirqs last enabled at (4861): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (4861): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (4862): [] __timer_delete_sync+0x78/0x21c kernel/time/timer.c:1555 softirqs last enabled at (4856): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (4856): [] handle_softirqs+0xb1c/0xc90 kernel/softirq.c:624 softirqs last disabled at (4545): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ ODEBUG: init active (active state 0) object type: timer_list hint: 0x0 WARNING: CPU: 1 PID: 11516 at lib/debugobjects.c:518 debug_print_object lib/debugobjects.c:515 [inline] WARNING: CPU: 1 PID: 11516 at lib/debugobjects.c:518 __debug_object_init+0x2c8/0x434 lib/debugobjects.c:692 Modules linked in: CPU: 1 PID: 11516 Comm: syz.4.2294 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/02/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : debug_print_object lib/debugobjects.c:515 [inline] pc : __debug_object_init+0x2c8/0x434 lib/debugobjects.c:692 lr : debug_print_object lib/debugobjects.c:515 [inline] lr : __debug_object_init+0x2c8/0x434 lib/debugobjects.c:692 sp : ffff800021826f10 x29: ffff800021826f10 x28: dfff800000000000 x27: ffff0000d5295fe0 x26: ffff0000cc4c99f8 x25: 0000000000000000 x24: 0000000000000003 x23: ffff800011d0b280 x22: ffff8000121e2a80 x21: 0000000000000000 x20: ffff800011d0b280 x19: ffff0000cc4c99f8 x18: 1fffe00033e7697e x17: ffff80001537d000 x16: ffff800008043b30 x15: 0000000040000000 x14: 0000000000000001 x13: 1fffe00033e79070 x12: 0000000000000000 x11: ff00800008048e14 x10: 0000000040000002 x9 : 37c88f0ba6d85300 x8 : 37c88f0ba6d85300 x7 : ffff800011cec160 x6 : ffff80000825ab50 x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 x2 : ffff800021826ac0 x1 : 0000000000000000 x0 : ffff80000825abe4 Call trace: debug_print_object lib/debugobjects.c:515 [inline] __debug_object_init+0x2c8/0x434 lib/debugobjects.c:692 debug_object_init+0x20/0x2c lib/debugobjects.c:708 timer_fixup_init+0x50/0x70 kernel/time/timer.c:695 debug_object_fixup lib/debugobjects.c:531 [inline] __debug_object_init+0x310/0x434 lib/debugobjects.c:695 debug_object_init+0x20/0x2c lib/debugobjects.c:708 timer_fixup_init+0x50/0x70 kernel/time/timer.c:695 debug_object_fixup lib/debugobjects.c:531 [inline] __debug_object_init+0x310/0x434 lib/debugobjects.c:695 debug_object_init+0x20/0x2c lib/debugobjects.c:708 debug_timer_init kernel/time/timer.c:777 [inline] debug_init kernel/time/timer.c:825 [inline] init_timer_key+0x54/0x4a8 kernel/time/timer.c:869 ieee80211_sta_setup_sdata+0x2dc/0x5c4 net/mac80211/mlme.c:6522 ieee80211_setup_sdata+0x7f8/0xa94 net/mac80211/iface.c:1844 ieee80211_if_change_type+0x1dc/0xc84 net/mac80211/iface.c:1996 ieee80211_change_iface+0x64/0x3ec net/mac80211/cfg.c:217 rdev_change_virtual_intf net/wireless/rdev-ops.h:74 [inline] cfg80211_change_iface+0x728/0xf1c net/wireless/util.c:1209 nl80211_set_interface+0x4e0/0x718 net/wireless/nl80211.c:4240 genl_family_rcv_msg_doit+0x210/0x308 net/netlink/genetlink.c:756 genl_family_rcv_msg net/netlink/genetlink.c:833 [inline] genl_rcv_msg+0x424/0x600 net/netlink/genetlink.c:850 netlink_rcv_skb+0x220/0x3ec net/netlink/af_netlink.c:2516 genl_rcv+0x38/0x50 net/netlink/genetlink.c:861 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x5fc/0x80c net/netlink/af_netlink.c:1344 netlink_sendmsg+0x6f0/0x9d8 net/netlink/af_netlink.c:1877 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:730 [inline] ____sys_sendmsg+0x588/0x90c net/socket.c:2519 ___sys_sendmsg net/socket.c:2573 [inline] __sys_sendmsg+0x288/0x374 net/socket.c:2602 __do_sys_sendmsg net/socket.c:2611 [inline] __se_sys_sendmsg net/socket.c:2609 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2609 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x5c/0x134 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: 4862 hardirqs last enabled at (4861): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (4861): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (4862): [] __timer_delete_sync+0x78/0x21c kernel/time/timer.c:1555 softirqs last enabled at (4856): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (4856): [] handle_softirqs+0xb1c/0xc90 kernel/softirq.c:624 softirqs last disabled at (4545): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ ODEBUG: init active (active state 0) object type: timer_list hint: 0x0 WARNING: CPU: 1 PID: 11516 at lib/debugobjects.c:518 debug_print_object lib/debugobjects.c:515 [inline] WARNING: CPU: 1 PID: 11516 at lib/debugobjects.c:518 __debug_object_init+0x2c8/0x434 lib/debugobjects.c:692 Modules linked in: CPU: 1 PID: 11516 Comm: syz.4.2294 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/02/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : debug_print_object lib/debugobjects.c:515 [inline] pc : __debug_object_init+0x2c8/0x434 lib/debugobjects.c:692 lr : debug_print_object lib/debugobjects.c:515 [inline] lr : __debug_object_init+0x2c8/0x434 lib/debugobjects.c:692 sp : ffff800021826e80 x29: ffff800021826e80 x28: dfff800000000000 x27: ffff0000d5295fe0 x26: ffff0000cc4c99f8 x25: 0000000000000000 x24: 0000000000000003 x23: ffff800011d0b280 x22: ffff8000121e2a80 x21: 0000000000000000 x20: ffff800011d0b280 x19: ffff0000cc4c99f8 x18: 1fffe00033e7697e x17: ffff80001537d000 x16: ffff800008043b30 x15: ffff00019f3b4bfc x14: 0000000000000001 x13: 1fffe0001b0b1d90 x12: 0000000000000000 x11: 0000000000000000 x10: ffff60001b0b1d91 x9 : 37c88f0ba6d85300 x8 : 37c88f0ba6d85300 x7 : ffff800011cec160 x6 : ffff80000825ab50 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80000824981c x2 : 0000000000000001 x1 : 0000000000000004 x0 : 0000000000000001 Call trace: debug_print_object lib/debugobjects.c:515 [inline] __debug_object_init+0x2c8/0x434 lib/debugobjects.c:692 debug_object_init+0x20/0x2c lib/debugobjects.c:708 timer_fixup_init+0x50/0x70 kernel/time/timer.c:695 debug_object_fixup lib/debugobjects.c:531 [inline] __debug_object_init+0x310/0x434 lib/debugobjects.c:695 debug_object_init+0x20/0x2c lib/debugobjects.c:708 timer_fixup_init+0x50/0x70 kernel/time/timer.c:695 debug_object_fixup lib/debugobjects.c:531 [inline] __debug_object_init+0x310/0x434 lib/debugobjects.c:695 debug_object_init+0x20/0x2c lib/debugobjects.c:708 timer_fixup_init+0x50/0x70 kernel/time/timer.c:695 debug_object_fixup lib/debugobjects.c:531 [inline] __debug_object_init+0x310/0x434 lib/debugobjects.c:695 debug_object_init+0x20/0x2c lib/debugobjects.c:708 debug_timer_init kernel/time/timer.c:777 [inline] debug_init kernel/time/timer.c:825 [inline] init_timer_key+0x54/0x4a8 kernel/time/timer.c:869 ieee80211_sta_setup_sdata+0x2dc/0x5c4 net/mac80211/mlme.c:6522 ieee80211_setup_sdata+0x7f8/0xa94 net/mac80211/iface.c:1844 ieee80211_if_change_type+0x1dc/0xc84 net/mac80211/iface.c:1996 ieee80211_change_iface+0x64/0x3ec net/mac80211/cfg.c:217 rdev_change_virtual_intf net/wireless/rdev-ops.h:74 [inline] cfg80211_change_iface+0x728/0xf1c net/wireless/util.c:1209 nl80211_set_interface+0x4e0/0x718 net/wireless/nl80211.c:4240 genl_family_rcv_msg_doit+0x210/0x308 net/netlink/genetlink.c:756 genl_family_rcv_msg net/netlink/genetlink.c:833 [inline] genl_rcv_msg+0x424/0x600 net/netlink/genetlink.c:850 netlink_rcv_skb+0x220/0x3ec net/netlink/af_netlink.c:2516 genl_rcv+0x38/0x50 net/netlink/genetlink.c:861 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x5fc/0x80c net/netlink/af_netlink.c:1344 netlink_sendmsg+0x6f0/0x9d8 net/netlink/af_netlink.c:1877 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:730 [inline] ____sys_sendmsg+0x588/0x90c net/socket.c:2519 ___sys_sendmsg net/socket.c:2573 [inline] __sys_sendmsg+0x288/0x374 net/socket.c:2602 __do_sys_sendmsg net/socket.c:2611 [inline] __se_sys_sendmsg net/socket.c:2609 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2609 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x5c/0x134 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: 4862 hardirqs last enabled at (4861): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (4861): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (4862): [] __timer_delete_sync+0x78/0x21c kernel/time/timer.c:1555 softirqs last enabled at (4856): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (4856): [] handle_softirqs+0xb1c/0xc90 kernel/softirq.c:624 softirqs last disabled at (4545): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ ODEBUG: init active (active state 0) object type: timer_list hint: 0x0 WARNING: CPU: 1 PID: 11516 at lib/debugobjects.c:518 debug_print_object lib/debugobjects.c:515 [inline] WARNING: CPU: 1 PID: 11516 at lib/debugobjects.c:518 __debug_object_init+0x2c8/0x434 lib/debugobjects.c:692 Modules linked in: CPU: 1 PID: 11516 Comm: syz.4.2294 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/02/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : debug_print_object lib/debugobjects.c:515 [inline] pc : __debug_object_init+0x2c8/0x434 lib/debugobjects.c:692 lr : debug_print_object lib/debugobjects.c:515 [inline] lr : __debug_object_init+0x2c8/0x434 lib/debugobjects.c:692 sp : ffff800021826df0 x29: ffff800021826df0 x28: dfff800000000000 x27: ffff0000d5295fe0 x26: ffff0000cc4c99f8 x25: 0000000000000000 x24: 0000000000000003 x23: ffff800011d0b280 x22: ffff8000121e2a80 x21: 0000000000000000 x20: ffff800011d0b280 x19: ffff0000cc4c99f8 x18: 1fffe00033e7697e x17: 6e6968207473696c x16: ffff800011b90080 x15: 6570797420746365 x14: 0000000000000001 x13: 1fffe00033e769a3 x12: 0000000000080000 x11: 000000000007ffff x10: ffff80002ac76000 x9 : 37c88f0ba6d85300 x8 : 37c88f0ba6d85300 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff800021826878 x4 : ffff800015464e80 x3 : ffff800008540904 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 Call trace: debug_print_object lib/debugobjects.c:515 [inline] __debug_object_init+0x2c8/0x434 lib/debugobjects.c:692 debug_object_init+0x20/0x2c lib/debugobjects.c:708 timer_fixup_init+0x50/0x70 kernel/time/timer.c:695 debug_object_fixup lib/debugobjects.c:531 [inline] __debug_object_init+0x310/0x434 lib/debugobjects.c:695 debug_object_init+0x20/0x2c lib/debugobjects.c:708 timer_fixup_init+0x50/0x70 kernel/time/timer.c:695 debug_object_fixup lib/debugobjects.c:531 [inline] __debug_object_init+0x310/0x434 lib/debugobjects.c:695 debug_object_init+0x20/0x2c lib/debugobjects.c:708 timer_fixup_init+0x50/0x70 kernel/time/timer.c:695 debug_object_fixup lib/debugobjects.c:531 [inline] __debug_object_init+0x310/0x434 lib/debugobjects.c:695 debug_object_init+0x20/0x2c lib/debugobjects.c:708 timer_fixup_init+0x50/0x70 kernel/time/timer.c:695 debug_object_fixup lib/debugobjects.c:531 [inline] __debug_object_init+0x310/0x434 lib/debugobjects.c:695 debug_object_init+0x20/0x2c lib/debugobjects.c:708 debug_timer_init kernel/time/timer.c:777 [inline] debug_init kernel/time/timer.c:825 [inline] init_timer_key+0x54/0x4a8 kernel/time/timer.c:869 ieee80211_sta_setup_sdata+0x2dc/0x5c4 net/mac80211/mlme.c:6522 ieee80211_setup_sdata+0x7f8/0xa94 net/mac80211/iface.c:1844 ieee80211_if_change_type+0x1dc/0xc84 net/mac80211/iface.c:1996 ieee80211_change_iface+0x64/0x3ec net/mac80211/cfg.c:217 rdev_change_virtual_intf net/wireless/rdev-ops.h:74 [inline] cfg80211_change_iface+0x728/0xf1c net/wireless/util.c:1209 nl80211_set_interface+0x4e0/0x718 net/wireless/nl80211.c:4240 genl_family_rcv_msg_doit+0x210/0x308 net/netlink/genetlink.c:756 genl_family_rcv_msg net/netlink/genetlink.c:833 [inline] genl_rcv_msg+0x424/0x600 net/netlink/genetlink.c:850 netlink_rcv_skb+0x220/0x3ec net/netlink/af_netlink.c:2516 genl_rcv+0x38/0x50 net/netlink/genetlink.c:861 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x5fc/0x80c net/netlink/af_netlink.c:1344 netlink_sendmsg+0x6f0/0x9d8 net/netlink/af_netlink.c:1877 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:730 [inline] ____sys_sendmsg+0x588/0x90c net/socket.c:2519 ___sys_sendmsg net/socket.c:2573 [inline] __sys_sendmsg+0x288/0x374 net/socket.c:2602 __do_sys_sendmsg net/socket.c:2611 [inline] __se_sys_sendmsg net/socket.c:2609 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2609 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x5c/0x134 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: 4862 hardirqs last enabled at (4861): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (4861): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (4862): [] __timer_delete_sync+0x78/0x21c kernel/time/timer.c:1555 softirqs last enabled at (4856): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (4856): [] handle_softirqs+0xb1c/0xc90 kernel/softirq.c:624 softirqs last disabled at (4545): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]---