------------[ cut here ]------------ wlan0: Failed check-sdata-in-driver check, flags: 0x4 WARNING: CPU: 0 PID: 7887 at net/mac80211/driver-ops.h:172 drv_bss_info_changed+0x5c0/0x750 net/mac80211/driver-ops.h:172 Modules linked in: CPU: 0 PID: 7887 Comm: syz-executor.0 Not tainted 5.10.172 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:drv_bss_info_changed+0x5c0/0x750 net/mac80211/driver-ops.h:172 Code: a8 03 00 00 48 85 ed 0f 84 04 01 00 00 e8 e8 3e 90 fd e8 e3 3e 90 fd 8b 54 24 04 48 89 ee 48 c7 c7 60 4c 95 84 e8 f7 bd 24 00 <0f> 0b e9 91 fd ff ff e8 c4 3e 90 fd e8 cf cd 31 00 31 ff 89 c3 89 RSP: 0018:ffff88800e48f508 EFLAGS: 00010286 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000040000 RSI: ffffffff81299963 RDI: ffffed1001c91e93 RBP: ffff8880184d0000 R08: 0000000000000001 R09: ffff88806ce37b4f R10: 0000000000000000 R11: 0000000000000001 R12: ffff8880184d0bc0 R13: 0000000002000000 R14: ffff8880184d1da0 R15: ffff8880184d1d98 FS: 00007f105cea5700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6431bf7f98 CR3: 00000000187a8000 CR4: 0000000000350ef0 Call Trace: ieee80211_bss_info_change_notify+0x9a/0xc0 net/mac80211/main.c:210 ieee80211_set_mcast_rate+0x37/0x50 net/mac80211/cfg.c:2564 rdev_set_mcast_rate net/wireless/rdev-ops.h:1212 [inline] nl80211_set_mcast_rate+0x30b/0x5a0 net/wireless/nl80211.c:10215 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:2525 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+0x905/0xdf0 net/netlink/af_netlink.c:1944 sock_sendmsg_nosec net/socket.c:651 [inline] sock_sendmsg+0x154/0x190 net/socket.c:671 ____sys_sendmsg+0x70d/0x870 net/socket.c:2356 ___sys_sendmsg+0xf3/0x170 net/socket.c:2410 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2439 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xc6 RIP: 0033:0x7f105f92fb19 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:00007f105cea5188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f105fa42f60 RCX: 00007f105f92fb19 RDX: 0000000000000000 RSI: 0000000020000f00 RDI: 0000000000000003 RBP: 00007f105f989f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe4d12acff R14: 00007f105cea5300 R15: 0000000000022000 irq event stamp: 1697 hardirqs last enabled at (1707): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2561 hardirqs last disabled at (1716): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2476 softirqs last enabled at (1486): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (1481): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace 7a877170e8c6f2d9 ]--- EXT4-fs warning (device sda): verify_group_input:146: Cannot add at group 32767 (only 16 groups) FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 7903 Comm: syz-executor.6 Tainted: G W 5.10.172 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 should_failslab+0x5/0x20 mm/slab_common.c:1193 slab_pre_alloc_hook mm/slab.h:515 [inline] slab_alloc_node mm/slub.c:2821 [inline] slab_alloc mm/slub.c:2904 [inline] kmem_cache_alloc_trace+0x55/0x360 mm/slub.c:2921 kmalloc include/linux/slab.h:552 [inline] kzalloc include/linux/slab.h:664 [inline] kobject_uevent_env+0x22b/0xf90 lib/kobject_uevent.c:524 loop_set_size drivers/block/loop.c:246 [inline] loop_configure+0x116c/0x1480 drivers/block/loop.c:1162 lo_ioctl+0xa72/0x1760 drivers/block/loop.c:1687 __blkdev_driver_ioctl block/ioctl.c:237 [inline] blkdev_ioctl+0x291/0x710 block/ioctl.c:632 block_ioctl+0xf9/0x140 fs/block_dev.c:1893 vfs_ioctl fs/ioctl.c:48 [inline] __do_sys_ioctl fs/ioctl.c:753 [inline] __se_sys_ioctl fs/ioctl.c:739 [inline] __x64_sys_ioctl+0x19a/0x210 fs/ioctl.c:739 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xc6 RIP: 0033:0x7f26028d68d7 Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 54 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 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:00007f25ffe4be98 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f2602920970 RCX: 00007f26028d68d7 RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 RBP: 0000000000000006 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 R13: 0000000000000005 R14: 0000000020001918 R15: 0000000000000001 netlink: 'syz-executor.7': attribute type 16 has an invalid length.