netlink: 'syz-executor108': attribute type 27 has an invalid length. netlink: 4 bytes leftover after parsing attributes in process `syz-executor108'. ------------[ cut here ]------------ wlan0: Failed check-sdata-in-driver check, flags: 0x0 WARNING: CPU: 0 PID: 6087 at net/mac80211/main.c:288 ieee80211_link_info_change_notify+0x21c/0x2b4 net/mac80211/main.c:288 Modules linked in: CPU: 0 PID: 6087 Comm: syz-executor108 Not tainted 6.6.0-rc7-syzkaller-g8de1e7afcc1c #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ieee80211_link_info_change_notify+0x21c/0x2b4 net/mac80211/main.c:288 lr : ieee80211_link_info_change_notify+0x21c/0x2b4 net/mac80211/main.c:288 sp : ffff800096be7110 x29: ffff800096be7120 x28: 0000000000000006 x27: dfff800000000000 x26: 1fffe0001b58fabb x25: dfff800000000000 x24: ffff8000910a2000 x23: 0000000000000000 x22: ffff0000d46b0e40 x21: ffff0000dac7e400 x20: ffff0000dac7ccc0 x19: 0000000002000000 x18: ffff800096be6600 x17: 0000000000000000 x16: ffff80008a71b23c x15: 0000000000000001 x14: 1fffe0003682f032 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000000000 x10: 0000000000000000 x9 : b77a39bef3be7400 x8 : b77a39bef3be7400 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff800096be69f8 x4 : ffff80008e4210a0 x3 : ffff8000805a359c x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 Call trace: ieee80211_link_info_change_notify+0x21c/0x2b4 net/mac80211/main.c:288 ieee80211_set_mcast_rate+0x4c/0x64 net/mac80211/cfg.c:2955 rdev_set_mcast_rate net/wireless/rdev-ops.h:1233 [inline] nl80211_set_mcast_rate+0x460/0x97c net/wireless/nl80211.c:11545 genl_family_rcv_msg_doit net/netlink/genetlink.c:971 [inline] genl_family_rcv_msg net/netlink/genetlink.c:1051 [inline] genl_rcv_msg+0x854/0xb4c net/netlink/genetlink.c:1066 netlink_rcv_skb+0x214/0x3c4 net/netlink/af_netlink.c:2545 genl_rcv+0x38/0x50 net/netlink/genetlink.c:1075 netlink_unicast_kernel net/netlink/af_netlink.c:1342 [inline] netlink_unicast+0x65c/0x898 net/netlink/af_netlink.c:1368 netlink_sendmsg+0x83c/0xb20 net/netlink/af_netlink.c:1910 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] ____sys_sendmsg+0x56c/0x840 net/socket.c:2558 ___sys_sendmsg net/socket.c:2612 [inline] __sys_sendmsg+0x26c/0x33c net/socket.c:2641 __do_sys_sendmsg net/socket.c:2650 [inline] __se_sys_sendmsg net/socket.c:2648 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2648 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595 irq event stamp: 24124 hardirqs last enabled at (24123): [] __up_console_sem kernel/printk/printk.c:347 [inline] hardirqs last enabled at (24123): [] __console_unlock kernel/printk/printk.c:2718 [inline] hardirqs last enabled at (24123): [] console_unlock+0x17c/0x3d4 kernel/printk/printk.c:3037 hardirqs last disabled at (24124): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:436 softirqs last enabled at (24092): [] spin_unlock_bh include/linux/spinlock.h:396 [inline] softirqs last enabled at (24092): [] release_sock+0x15c/0x1b0 net/core/sock.c:3531 softirqs last disabled at (24090): [] spin_lock_bh include/linux/spinlock.h:356 [inline] softirqs last disabled at (24090): [] release_sock+0x3c/0x1b0 net/core/sock.c:3518 ---[ end trace 0000000000000000 ]---