------------[ cut here ]------------ WARNING: CPU: 0 PID: 31655 at net/mac80211/driver-ops.h:797 drv_get_ringparam net/mac80211/driver-ops.h:797 [inline] WARNING: CPU: 0 PID: 31655 at net/mac80211/driver-ops.h:797 ieee80211_get_ringparam+0x346/0x400 net/mac80211/ethtool.c:38 Modules linked in: CPU: 0 PID: 31655 Comm: syz-executor.1 Not tainted 6.6.0-rc2-next-20230921-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023 RIP: 0010:drv_get_ringparam net/mac80211/driver-ops.h:797 [inline] RIP: 0010:ieee80211_get_ringparam+0x346/0x400 net/mac80211/ethtool.c:38 Code: 60 07 00 00 be ff ff ff ff 48 8d 78 68 e8 a2 ca 83 00 31 ff 89 c5 89 c6 e8 77 c8 c6 f7 85 ed 0f 85 b6 fd ff ff e8 fa cc c6 f7 <0f> 0b e9 aa fd ff ff e8 ee cc c6 f7 e8 a9 34 af f7 31 ff 89 c5 89 RSP: 0018:ffffc900149c7210 EFLAGS: 00010283 RAX: 00000000000060c7 RBX: ffff88808ce08700 RCX: ffffc90009c4a000 RDX: 0000000000040000 RSI: ffffffff89c16d46 RDI: 0000000000000005 RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff88808ce08e20 R13: ffff888027545718 R14: ffff88802754571c R15: ffff88802754570c FS: 00007f2bef2656c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000200004c0 CR3: 000000001c124000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: rings_prepare_data+0x17d/0x200 net/ethtool/rings.c:40 ethnl_default_dump_one net/ethtool/netlink.c:460 [inline] ethnl_default_dumpit+0x58c/0x9e0 net/ethtool/netlink.c:498 genl_dumpit+0x119/0x220 net/netlink/genetlink.c:883 netlink_dump+0x588/0xca0 net/netlink/af_netlink.c:2266 __netlink_dump_start+0x6c8/0x9c0 net/netlink/af_netlink.c:2372 genl_family_rcv_msg_dumpit+0x1e1/0x2d0 net/netlink/genetlink.c:932 genl_family_rcv_msg net/netlink/genetlink.c:1048 [inline] genl_rcv_msg+0x46b/0x800 net/netlink/genetlink.c:1066 netlink_rcv_skb+0x16b/0x440 net/netlink/af_netlink.c:2545 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1075 netlink_unicast_kernel net/netlink/af_netlink.c:1342 [inline] netlink_unicast+0x536/0x810 net/netlink/af_netlink.c:1368 netlink_sendmsg+0x93c/0xe40 net/netlink/af_netlink.c:1910 sock_sendmsg_nosec net/socket.c:730 [inline] sock_sendmsg+0xd9/0x180 net/socket.c:753 ____sys_sendmsg+0x6ac/0x940 net/socket.c:2541 ___sys_sendmsg+0x135/0x1d0 net/socket.c:2595 __sys_sendmsg+0x117/0x1e0 net/socket.c:2624 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f2bee47cae9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f2bef2650c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f2bee59bf80 RCX: 00007f2bee47cae9 RDX: 0000000000000000 RSI: 00000000200004c0 RDI: 0000000000000003 RBP: 00007f2bee4c847a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f2bee59bf80 R15: 00007fffd744e718