------------[ cut here ]------------ wlan0: Failed check-sdata-in-driver check, flags: 0x4 mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium WARNING: CPU: 0 PID: 8064 at net/mac80211/driver-ops.h:172 drv_bss_info_changed+0x554/0x5f0 net/mac80211/driver-ops.h:172 Modules linked in: CPU: 0 PID: 8064 Comm: syz-executor.5 Not tainted 5.10.228 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:drv_bss_info_changed+0x554/0x5f0 net/mac80211/driver-ops.h:172 Code: 49 8b ac 24 a8 03 00 00 48 85 ed 74 3e e8 64 b2 8c fd e8 5f b2 8c fd 8b 54 24 04 48 89 ee 48 c7 c7 e0 bf 95 84 e8 cc ff 24 00 <0f> 0b e9 c7 fd ff ff 4c 89 ff e8 cd a6 b8 fd e9 97 fb ff ff 4c 89 RSP: 0018:ffff88804d307508 EFLAGS: 00010286 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000040000 RSI: ffffffff8129f023 RDI: ffffed1009a60e93 RBP: ffff888047618000 R08: 0000000000000001 R09: ffff88806ce37b0f R10: 0000000000000000 R11: 0000000000000001 R12: ffff888047618bc0 R13: 0000000002000000 R14: ffff888047619da0 R15: ffff888047619d98 FS: 00007eff6761b700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2d722000 CR3: 000000001829a000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 000000000ddd062a Call Trace: ieee80211_bss_info_change_notify+0x9a/0xc0 net/mac80211/main.c:210 ieee80211_set_mcast_rate+0x37/0x50 net/mac80211/cfg.c:2566 rdev_set_mcast_rate net/wireless/rdev-ops.h:1212 [inline] nl80211_set_mcast_rate+0x30b/0x650 net/wireless/nl80211.c:10217 genl_family_rcv_msg_doit+0x22d/0x330 net/netlink/genetlink.c:739 genl_family_rcv_msg net/netlink/genetlink.c:783 [inline] genl_rcv_msg+0x33c/0x5a0 net/netlink/genetlink.c:800 netlink_rcv_skb+0x14b/0x430 net/netlink/af_netlink.c:2500 genl_rcv+0x24/0x40 net/netlink/genetlink.c:811 netlink_unicast_kernel net/netlink/af_netlink.c:1322 [inline] netlink_unicast+0x549/0x7f0 net/netlink/af_netlink.c:1348 netlink_sendmsg+0x90f/0xdf0 net/netlink/af_netlink.c:1916 sock_sendmsg_nosec net/socket.c:651 [inline] __sock_sendmsg+0x154/0x190 net/socket.c:663 ____sys_sendmsg+0x70d/0x870 net/socket.c:2378 ___sys_sendmsg+0xf3/0x170 net/socket.c:2432 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2461 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7eff6a0a5b19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007eff6761b188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007eff6a1b8f60 RCX: 00007eff6a0a5b19 RDX: 0000000000000000 RSI: 0000000020000f00 RDI: 0000000000000003 RBP: 00007eff6a0fff6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc5f4a8e4f R14: 00007eff6761b300 R15: 0000000000022000 irq event stamp: 2075 hardirqs last enabled at (2083): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (2092): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (1538): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (1473): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace 00a8c3af786f763e ]--- mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium