------------[ cut here ]------------ WARNING: CPU: 1 PID: 7209 at include/net/mac80211.h:7053 rate_lowest_index include/net/mac80211.h:7053 [inline] WARNING: CPU: 1 PID: 7209 at include/net/mac80211.h:7053 minstrel_ht_update_caps+0x44a/0x17e0 net/mac80211/rc80211_minstrel_ht.c:1733 Modules linked in: CPU: 1 UID: 0 PID: 7209 Comm: syz.1.375 Not tainted 6.12.0-syzkaller-07749-g28eb75e178d3 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 RIP: 0010:rate_lowest_index include/net/mac80211.h:7053 [inline] RIP: 0010:minstrel_ht_update_caps+0x44a/0x17e0 net/mac80211/rc80211_minstrel_ht.c:1733 Code: da e8 9a 03 97 f9 e9 24 ff ff ff e8 b0 69 3e f6 eb 17 e8 a9 69 3e f6 eb 14 e8 a2 69 3e f6 49 c1 fd 38 eb 0c e8 97 69 3e f6 90 <0f> 0b 90 45 31 ed 49 bf 00 00 00 00 00 fc ff df 48 8b 3c 24 4c 8b RSP: 0018:ffffc900033beed8 EFLAGS: 00010283 RAX: ffffffff8b56e2e9 RBX: 000000000000000c RCX: 0000000000080000 RDX: ffffc900044f9000 RSI: 00000000000003b9 RDI: 00000000000003ba RBP: 0000000000000000 R08: ffffffff8b56e205 R09: 0000000000000000 R10: ffff88802a250008 R11: ffffed100544a549 R12: 1ffff1100c3e161c R13: 0b00000000000000 R14: ffff888061f0b0e0 R15: 0100000000000000 FS: 0000000000000000(0000) GS:ffff8880b8700000(0063) knlGS:00000000f5146b40 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: 0000000020001080 CR3: 0000000059e20000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <TASK> rate_control_rate_init+0x3d8/0x680 net/mac80211/rate.c:68 rate_control_rate_init_all_links+0xfc/0x190 net/mac80211/rate.c:86 sta_apply_auth_flags+0x1b6/0x410 net/mac80211/cfg.c:1732 sta_apply_parameters+0xe23/0x1550 net/mac80211/cfg.c:2082 ieee80211_add_station+0x3da/0x630 net/mac80211/cfg.c:2148 rdev_add_station+0x11b/0x2b0 net/wireless/rdev-ops.h:201 nl80211_new_station+0x1d53/0x2550 net/wireless/nl80211.c:7791 genl_family_rcv_msg_doit net/netlink/genetlink.c:1115 [inline] genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline] genl_rcv_msg+0xb14/0xec0 net/netlink/genetlink.c:1210 netlink_rcv_skb+0x1e3/0x430 net/netlink/af_netlink.c:2541 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1219 netlink_unicast_kernel net/netlink/af_netlink.c:1321 [inline] netlink_unicast+0x7f6/0x990 net/netlink/af_netlink.c:1347 netlink_sendmsg+0x8e4/0xcb0 net/netlink/af_netlink.c:1891 sock_sendmsg_nosec net/socket.c:711 [inline] __sock_sendmsg+0x221/0x270 net/socket.c:726 ____sys_sendmsg+0x52a/0x7e0 net/socket.c:2583 ___sys_sendmsg net/socket.c:2637 [inline] __sys_sendmsg+0x269/0x350 net/socket.c:2669 do_syscall_32_irqs_on arch/x86/entry/common.c:165 [inline] __do_fast_syscall_32+0xb4/0x110 arch/x86/entry/common.c:386 do_fast_syscall_32+0x34/0x80 arch/x86/entry/common.c:411 entry_SYSENTER_compat_after_hwframe+0x84/0x8e RIP: 0023:0xf745d579 Code: b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 00 00 00 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 002b:00000000f514655c EFLAGS: 00000206 ORIG_RAX: 0000000000000172 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000020001080 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 </TASK> ---------------- Code disassembly (best guess), 2 bytes skipped: 0: 10 06 adc %al,(%rsi) 2: 03 74 b4 01 add 0x1(%rsp,%rsi,4),%esi 6: 10 07 adc %al,(%rdi) 8: 03 74 b0 01 add 0x1(%rax,%rsi,4),%esi c: 10 08 adc %cl,(%rax) e: 03 74 d8 01 add 0x1(%rax,%rbx,8),%esi 1e: 00 51 52 add %dl,0x52(%rcx) 21: 55 push %rbp 22: 89 e5 mov %esp,%ebp 24: 0f 34 sysenter 26: cd 80 int $0x80 * 28: 5d pop %rbp <-- trapping instruction 29: 5a pop %rdx 2a: 59 pop %rcx 2b: c3 ret 2c: 90 nop 2d: 90 nop 2e: 90 nop 2f: 90 nop 30: 90 nop 31: 90 nop 32: 90 nop 33: 90 nop 34: 90 nop 35: 90 nop 36: 90 nop 37: 90 nop 38: 90 nop 39: 90 nop 3a: 90 nop 3b: 90 nop 3c: 90 nop 3d: 90 nop