netlink: 12 bytes leftover after parsing attributes in process `syz.2.901'. ------------[ cut here ]------------ intf 08:02:11:00:00:00 [link=0]: bad STA 08:02:11:00:00:01 bandwidth 20 MHz (0) > channel config 10 MHz (7) WARNING: drivers/net/wireless/virtual/mac80211_hwsim.c:2832 at mac80211_hwsim_sta_rc_update+0x4fc/0x6b4 drivers/net/wireless/virtual/mac80211_hwsim.c:2829, CPU#1: syz.2.901/9095 Modules linked in: CPU: 1 UID: 0 PID: 9095 Comm: syz.2.901 Tainted: G L syzkaller #0 PREEMPT Tainted: [L]=SOFTLOCKUP Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : mac80211_hwsim_sta_rc_update+0x4fc/0x6b4 drivers/net/wireless/virtual/mac80211_hwsim.c:2829 lr : mac80211_hwsim_sta_rc_update+0x4fc/0x6b4 drivers/net/wireless/virtual/mac80211_hwsim.c:2829 sp : ffff800094f86d20 x29: ffff800094f86d60 x28: 0000000000000014 x27: ffff80008a049000 x26: dfff800000000000 x25: ffff0000f432b2c0 x24: ffff0000cd589090 x23: 0000000000000000 x22: ffff80008a049000 x21: 0000000000000000 x20: 1fffe0001e84ed39 x19: 0000000000000007 x18: 1fffe00035bf0220 x17: ffff80008a680000 x16: 0000000000000004 x15: ffff80008a209c80 x14: 0000000000000001 x13: 0000000000000001 x12: 0000000000000000 x11: 0000000000000000 x10: 0000000000080000 x9 : 0b09d9430aa36500 x8 : 0b09d9430aa36500 x7 : ffff80008048076c x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000802f45e0 x2 : 0000000100000000 x1 : ffff0000cdbe8000 x0 : 0000000000000001 Call trace: mac80211_hwsim_sta_rc_update+0x4fc/0x6b4 drivers/net/wireless/virtual/mac80211_hwsim.c:2829 (P) mac80211_hwsim_sta_add+0xa8/0x278 drivers/net/wireless/virtual/mac80211_hwsim.c:2849 drv_sta_add net/mac80211/driver-ops.h:470 [inline] drv_sta_state+0x6c0/0x1a48 net/mac80211/driver-ops.c:155 sta_info_insert_drv_state net/mac80211/sta_info.c:842 [inline] sta_info_insert_finish net/mac80211/sta_info.c:950 [inline] sta_info_insert_rcu+0x16dc/0x23c0 net/mac80211/sta_info.c:1027 sta_info_insert+0x20/0xd8 net/mac80211/sta_info.c:1032 ieee80211_add_station+0x3ec/0x5e4 net/mac80211/cfg.c:2502 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: 752 hardirqs last enabled at (751): [] irqentry_exit_to_kernel_mode_after_preempt include/linux/irq-entry-common.h:507 [inline] hardirqs last enabled at (751): [] arm64_exit_to_kernel_mode+0x80/0x94 arch/arm64/kernel/entry-common.c:62 hardirqs last disabled at (752): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:425 softirqs last enabled at (734): [] spin_unlock_bh include/linux/spinlock.h:396 [inline] softirqs last enabled at (734): [] rate_control_rate_init+0x378/0x5d4 net/mac80211/rate.c:70 softirqs last disabled at (730): [] spin_lock_bh include/linux/spinlock.h:348 [inline] softirqs last disabled at (730): [] rate_control_rate_init+0x30c/0x5d4 net/mac80211/rate.c:67 ---[ end trace 0000000000000000 ]---