------------[ cut here ]------------ wlan0: Failed check-sdata-in-driver check, flags: 0x4 WARNING: CPU: 0 PID: 13553 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: 13553 Comm: syz-executor.6 Not tainted 5.10.240 #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 3c 8b fd e8 5f 3c 8b fd 8b 54 24 04 48 89 ee 48 c7 c7 20 f2 95 84 e8 fc 09 25 00 <0f> 0b e9 c7 fd ff ff 4c 89 ff e8 3d 4b b7 fd e9 97 fb ff ff 4c 89 RSP: 0018:ffff88804f93f508 EFLAGS: 00010286 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000040000 RSI: ffffffff8129f703 RDI: ffffed1009f27e93 RBP: ffff888047f64000 R08: 0000000000000001 R09: ffff88806ce37b0f R10: 0000000000000000 R11: 0000000000000001 R12: ffff888047f64bc0 R13: 0000000002000000 R14: ffff888047f65da0 R15: ffff888047f65d98 FS: 00007f3ab26c9700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f3ab26c8108 CR3: 0000000057076000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000dd060a Call Trace: ieee80211_bss_info_change_notify+0x9a/0xc0 net/mac80211/main.c:212 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:10222 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+0x36a/0x5a0 net/netlink/genetlink.c:800 netlink_rcv_skb+0x14b/0x430 net/netlink/af_netlink.c:2503 genl_rcv+0x24/0x40 net/netlink/genetlink.c:811 netlink_unicast_kernel net/netlink/af_netlink.c:1314 [inline] netlink_unicast+0x6ce/0xa00 net/netlink/af_netlink.c:1340 netlink_sendmsg+0x90f/0xe00 net/netlink/af_netlink.c:1914 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: 0033:0x7f3ab5174b19 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:00007f3ab26c9188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f3ab5288020 RCX: 00007f3ab5174b19 RDX: 0000000000000000 RSI: 0000000020000f00 RDI: 0000000000000005 RBP: 00007f3ab51cef6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff14a03cdf R14: 00007f3ab26c9300 R15: 0000000000022000 irq event stamp: 2197 hardirqs last enabled at (2205): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (2218): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (1566): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (1537): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace 0c0a2d00203e1218 ]--- netlink: 68 bytes leftover after parsing attributes in process `syz-executor.5'. loop7: detected capacity change from 0 to 2048 EXT4-fs (loop7): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE EXT4-fs (loop7): can't read group descriptor 0 loop7: detected capacity change from 0 to 2048 netlink: 96 bytes leftover after parsing attributes in process `syz-executor.0'. EXT4-fs (loop7): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE EXT4-fs (loop7): can't read group descriptor 0 netlink: 96 bytes leftover after parsing attributes in process `syz-executor.0'. netlink: 4 bytes leftover after parsing attributes in process `syz-executor.6'. wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready