------------[ cut here ]------------ WARNING: net/mac80211/rate.c:53 at rate_control_rate_init+0x540/0x5d4 net/mac80211/rate.c:53, CPU#0: syz.4.1999/12343 Modules linked in: CPU: 0 UID: 0 PID: 12343 Comm: syz.4.1999 Not tainted syzkaller #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : rate_control_rate_init+0x540/0x5d4 net/mac80211/rate.c:53 lr : rate_control_rate_init+0x540/0x5d4 net/mac80211/rate.c:53 sp : ffff8000949a6e30 x29: ffff8000949a6e30 x28: ffff80008a04a000 x27: 1fffe0001ebcd00a x26: 1fffe0001ebcd00a x25: dfff800000000000 x24: ffff0000dc080f40 x23: 0000000000000001 x22: 0000000000000000 x21: ffff0000cb8a2260 x20: ffff0000fcdb0000 x19: ffff0000f5e68000 x18: 1fffe00035beb820 x17: 0000000000000003 x16: ffff800088a0b000 x15: ffff800088abda60 x14: ffff0001adf5c10c x13: 0000000000000001 x12: ffff0000f2a55700 x11: 000000005a65dbce x10: 0000000000080000 x9 : 00000000000069bc x8 : ffff80009a6d9000 x7 : ffff800086130ac8 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff800086130bc4 x2 : 0000000000000001 x1 : ffff0000f2a55700 x0 : 0000000000000001 Call trace: rate_control_rate_init+0x540/0x5d4 net/mac80211/rate.c:53 (P) rate_control_rate_init_all_links+0x110/0x1a8 net/mac80211/rate.c:86 sta_apply_auth_flags+0x154/0x348 net/mac80211/cfg.c:1963 sta_apply_parameters+0xdd8/0x1664 net/mac80211/cfg.c:2421 ieee80211_add_station+0x350/0x5e4 net/mac80211/cfg.c:2487 rdev_add_station+0x118/0x428 net/wireless/rdev-ops.h:201 nl80211_new_station+0x134c/0x1818 net/wireless/nl80211.c:9226 genl_family_rcv_msg_doit+0x1e4/0x2d4 net/netlink/genetlink.c:1114 genl_family_rcv_msg net/netlink/genetlink.c:1194 [inline] genl_rcv_msg+0x43c/0x620 net/netlink/genetlink.c:1209 netlink_rcv_skb+0x238/0x414 net/netlink/af_netlink.c:2555 genl_rcv+0x38/0x50 net/netlink/genetlink.c:1218 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x600/0x7f8 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x648/0x948 net/netlink/af_netlink.c:1899 sock_sendmsg_nosec net/socket.c:787 [inline] __sock_sendmsg+0xc8/0x138 net/socket.c:802 ____sys_sendmsg+0x3d0/0x6c8 net/socket.c:2698 ___sys_sendmsg+0x198/0x224 net/socket.c:2752 __sys_sendmsg+0x160/0x214 net/socket.c:2784 __do_sys_sendmsg net/socket.c:2789 [inline] __se_sys_sendmsg net/socket.c:2787 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2787 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x244 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xec/0x23c arch/arm64/kernel/syscall.c:121 do_el0_svc+0x4c/0x5c arch/arm64/kernel/syscall.c:140 el0_svc+0x64/0x260 arch/arm64/kernel/entry-common.c:736 el0t_64_sync_handler+0x48/0x148 arch/arm64/kernel/entry-common.c:755 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:594 irq event stamp: 4092 hardirqs last enabled at (4091): [] irqentry_exit_to_kernel_mode_after_preempt include/linux/irq-entry-common.h:507 [inline] hardirqs last enabled at (4091): [] arm64_exit_to_kernel_mode+0x80/0x94 arch/arm64/kernel/entry-common.c:62 hardirqs last disabled at (4092): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:425 softirqs last enabled at (3862): [] __alloc_skb+0x1c0/0x610 net/core/skbuff.c:696 softirqs last disabled at (3860): [] local_bh_disable include/linux/bottom_half.h:20 [inline] softirqs last disabled at (3860): [] __alloc_skb+0x1a8/0x610 net/core/skbuff.c:695 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: net/mac80211/rate.c:53 at rate_control_rate_init+0x540/0x5d4 net/mac80211/rate.c:53, CPU#0: syz.4.1999/12343 Modules linked in: CPU: 0 UID: 0 PID: 12343 Comm: syz.4.1999 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : rate_control_rate_init+0x540/0x5d4 net/mac80211/rate.c:53 lr : rate_control_rate_init+0x540/0x5d4 net/mac80211/rate.c:53 sp : ffff8000949a6f30 x29: ffff8000949a6f30 x28: ffff80008a04a000 x27: 1fffe0001ebcd00a x26: 1fffe0001ebcd00a x25: dfff800000000000 x24: ffff0000dc080f40 x23: 0000000000000001 x22: 0000000000000000 x21: ffff0000cb8a2260 x20: ffff0000fcdb0000 x19: ffff0000f5e68000 x18: 1fffe00035beb820 x17: 0000000000000003 x16: ffff800088a0b000 x15: ffff800088abda60 x14: ffff0001adf5c10c x13: 0000000000000001 x12: ffff0000f2a55700 x11: 000000005a65dbce x10: 0000000000080000 x9 : 000000000002bfb3 x8 : ffff80009a6d9000 x7 : ffff800086130ac8 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff800086130bc4 x2 : 0000000000000001 x1 : ffff0000f2a55700 x0 : 0000000000000001 Call trace: rate_control_rate_init+0x540/0x5d4 net/mac80211/rate.c:53 (P) rate_control_rate_init_all_links+0x110/0x1a8 net/mac80211/rate.c:86 ieee80211_add_station+0x3e4/0x5e4 net/mac80211/cfg.c:2500 rdev_add_station+0x118/0x428 net/wireless/rdev-ops.h:201 nl80211_new_station+0x134c/0x1818 net/wireless/nl80211.c:9226 genl_family_rcv_msg_doit+0x1e4/0x2d4 net/netlink/genetlink.c:1114 genl_family_rcv_msg net/netlink/genetlink.c:1194 [inline] genl_rcv_msg+0x43c/0x620 net/netlink/genetlink.c:1209 netlink_rcv_skb+0x238/0x414 net/netlink/af_netlink.c:2555 genl_rcv+0x38/0x50 net/netlink/genetlink.c:1218 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x600/0x7f8 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x648/0x948 net/netlink/af_netlink.c:1899 sock_sendmsg_nosec net/socket.c:787 [inline] __sock_sendmsg+0xc8/0x138 net/socket.c:802 ____sys_sendmsg+0x3d0/0x6c8 net/socket.c:2698 ___sys_sendmsg+0x198/0x224 net/socket.c:2752 __sys_sendmsg+0x160/0x214 net/socket.c:2784 __do_sys_sendmsg net/socket.c:2789 [inline] __se_sys_sendmsg net/socket.c:2787 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2787 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x244 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xec/0x23c arch/arm64/kernel/syscall.c:121 do_el0_svc+0x4c/0x5c arch/arm64/kernel/syscall.c:140 el0_svc+0x64/0x260 arch/arm64/kernel/entry-common.c:736 el0t_64_sync_handler+0x48/0x148 arch/arm64/kernel/entry-common.c:755 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:594 irq event stamp: 4264 hardirqs last enabled at (4263): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1644 [inline] hardirqs last enabled at (4263): [] finish_lock_switch kernel/sched/core.c:5125 [inline] hardirqs last enabled at (4263): [] finish_task_switch+0x234/0x7b8 kernel/sched/core.c:5243 hardirqs last disabled at (4264): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:425 softirqs last enabled at (4172): [] softirq_handle_end kernel/softirq.c:468 [inline] softirqs last enabled at (4172): [] handle_softirqs+0xc28/0xd98 kernel/softirq.c:650 softirqs last disabled at (4095): [] __do_softirq+0x14/0x20 kernel/softirq.c:656 ---[ end trace 0000000000000000 ]---