netdevsim netdevsim0 netdevsim1: unset [1, 0] type 2 family 0 port 6081 - 0 netdevsim netdevsim0 netdevsim2: unset [1, 0] type 2 family 0 port 6081 - 0 netdevsim netdevsim0 netdevsim3: unset [1, 0] type 2 family 0 port 6081 - 0 ------------[ cut here ]------------ wlan0: Failed check-sdata-in-driver check, flags: 0x4 WARNING: CPU: 1 PID: 4338 at net/mac80211/driver-ops.h:172 drv_bss_info_changed net/mac80211/driver-ops.h:172 [inline] WARNING: CPU: 1 PID: 4338 at net/mac80211/driver-ops.h:172 ieee80211_bss_info_change_notify+0x37b/0x550 net/mac80211/main.c:212 Modules linked in: CPU: 1 PID: 4338 Comm: syz.0.16 Not tainted 5.15.186-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 RIP: 0010:drv_bss_info_changed net/mac80211/driver-ops.h:172 [inline] RIP: 0010:ieee80211_bss_info_change_notify+0x37b/0x550 net/mac80211/main.c:212 Code: 4e 8e f8 49 8b 84 24 00 06 00 00 49 81 c4 20 06 00 00 48 85 c0 4c 0f 45 e0 48 c7 c7 e0 76 18 8b 4c 89 e6 89 ea e8 05 ca 6f 00 <0f> 0b e9 07 fd ff ff e8 19 d5 48 f8 0f 0b e9 b1 fe ff ff e8 0d d5 RSP: 0018:ffffc900032ff3a0 EFLAGS: 00010246 RAX: 4210e3b5fba23f00 RBX: 0000000002000000 RCX: ffff88807708bb80 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: 0000000000000004 R08: dffffc0000000000 R09: ffffed10172267a8 R10: ffffed10172267a8 R11: 1ffff110172267a7 R12: ffff88802afac000 R13: ffff88802afad290 R14: ffff88807dc98da0 R15: ffff88802afae298 FS: 000055558396d500(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f12439c23e0 CR3: 000000001ed22000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ieee80211_set_mcast_rate+0x3b/0x50 net/mac80211/cfg.c:2601 rdev_set_mcast_rate net/wireless/rdev-ops.h:1212 [inline] nl80211_set_mcast_rate+0x338/0x510 net/wireless/nl80211.c:10462 genl_family_rcv_msg_doit net/netlink/genetlink.c:731 [inline] genl_family_rcv_msg net/netlink/genetlink.c:775 [inline] genl_rcv_msg+0xbc6/0xf40 net/netlink/genetlink.c:792 netlink_rcv_skb+0x1e0/0x430 net/netlink/af_netlink.c:2489 genl_rcv+0x24/0x40 net/netlink/genetlink.c:803 netlink_unicast_kernel net/netlink/af_netlink.c:1311 [inline] netlink_unicast+0x77c/0x920 net/netlink/af_netlink.c:1337 netlink_sendmsg+0x8ab/0xbc0 net/netlink/af_netlink.c:1905 sock_sendmsg_nosec net/socket.c:704 [inline] __sock_sendmsg net/socket.c:716 [inline] ____sys_sendmsg+0x5a2/0x8c0 net/socket.c:2436 ___sys_sendmsg+0x1f0/0x260 net/socket.c:2490 __sys_sendmsg net/socket.c:2519 [inline] __do_sys_sendmsg net/socket.c:2528 [inline] __se_sys_sendmsg+0x190/0x250 net/socket.c:2526 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f12439dc929 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fff6f4679c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f1243c03fa0 RCX: 00007f12439dc929 RDX: 0000000000000000 RSI: 0000200000000100 RDI: 0000000000000004 RBP: 00007f1243a5eb39 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f1243c03fa0 R14: 00007f1243c03fa0 R15: 0000000000000003