------------[ cut here ]------------ wlan1: Failed check-sdata-in-driver check, flags: 0x4 WARNING: CPU: 1 PID: 8803 at net/mac80211/driver-ops.h:172 drv_bss_info_changed+0x554/0x5f0 net/mac80211/driver-ops.h:172 Modules linked in: CPU: 1 PID: 8803 Comm: syz-executor.2 Not tainted 5.10.234 #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 54 80 8c fd e8 4f 80 8c fd 8b 54 24 04 48 89 ee 48 c7 c7 80 c8 95 84 e8 2c 04 25 00 <0f> 0b e9 c7 fd ff ff 4c 89 ff e8 2d 78 b8 fd e9 97 fb ff ff 4c 89 RSP: 0018:ffff888058c9f5c8 EFLAGS: 00010282 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000040000 RSI: ffffffff8129ea93 RDI: ffffed100b193eab RBP: ffff888017c0c000 R08: 0000000000000001 R09: ffff88806cf37b0f R10: 0000000000000000 R11: 0000000000000001 R12: ffff888017c0cbc0 R13: 0000000000400000 R14: ffff888017c0dda0 R15: ffff888017c0dd98 FS: 00007f55394d8700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2d42a000 CR3: 00000000094be000 CR4: 0000000000350ee0 Call Trace: ieee80211_bss_info_change_notify+0x9a/0xc0 net/mac80211/main.c:212 ieee80211_ocb_leave+0x1ed/0x340 net/mac80211/ocb.c:228 rdev_leave_ocb net/wireless/rdev-ops.h:382 [inline] __cfg80211_leave_ocb+0x1d6/0x570 net/wireless/ocb.c:70 cfg80211_leave_ocb+0x4e/0x70 net/wireless/ocb.c:84 cfg80211_change_iface+0x843/0xf90 net/wireless/util.c:1064 nl80211_set_interface+0x67c/0x8f0 net/wireless/nl80211.c:3811 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:2485 genl_rcv+0x24/0x40 net/netlink/genetlink.c:811 netlink_unicast_kernel net/netlink/af_netlink.c:1307 [inline] netlink_unicast+0x549/0x7f0 net/netlink/af_netlink.c:1333 netlink_sendmsg+0x90f/0xdf0 net/netlink/af_netlink.c:1901 sock_sendmsg_nosec net/socket.c:651 [inline] __sock_sendmsg+0x154/0x190 net/socket.c:663 __sys_sendto+0x21c/0x320 net/socket.c:2005 __do_sys_sendto net/socket.c:2017 [inline] __se_sys_sendto net/socket.c:2013 [inline] __x64_sys_sendto+0xdd/0x1b0 net/socket.c:2013 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f553bf158ac Code: fa fa ff ff 44 8b 4c 24 2c 4c 8b 44 24 20 89 c5 44 8b 54 24 28 48 8b 54 24 18 b8 2c 00 00 00 48 8b 74 24 10 8b 7c 24 08 0f 05 <48> 3d 00 f0 ff ff 77 34 89 ef 48 89 44 24 08 e8 20 fb ff ff 48 8b RSP: 002b:00007f55394d6f80 EFLAGS: 00000293 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 00007f55394d70f0 RCX: 00007f553bf158ac RDX: 0000000000000024 RSI: 00007f55394d7140 RDI: 0000000000000007 RBP: 0000000000000000 R08: 00007f55394d6fd4 R09: 000000000000000c R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000 R13: 00007f55394d7140 R14: 0000000000000007 R15: 0000000000000000 irq event stamp: 8597 hardirqs last enabled at (8605): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (8616): [] sysvec_apic_timer_interrupt+0xb/0xa0 arch/x86/kernel/apic/apic.c:1106 softirqs last enabled at (7510): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (7481): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace fa48d14b9a5d76ef ]--- loop0: detected capacity change from 0 to 2048 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 8831 Comm: syz-executor.0 Tainted: G W 5.10.234 #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:1200 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+0x5b/0x310 mm/slub.c:2909 mem_pool_alloc mm/kmemleak.c:423 [inline] create_object.isra.0+0x3a/0xa20 mm/kmemleak.c:578 kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] slab_post_alloc_hook mm/slab.h:534 [inline] slab_alloc_node mm/slub.c:2896 [inline] slab_alloc mm/slub.c:2904 [inline] __kmalloc_track_caller+0x177/0x370 mm/slub.c:4465 memdup_user+0x22/0xd0 mm/util.c:173 strndup_user+0x74/0xe0 mm/util.c:232 copy_mount_string fs/namespace.c:3155 [inline] __do_sys_mount fs/namespace.c:3453 [inline] __se_sys_mount fs/namespace.c:3445 [inline] __x64_sys_mount+0x133/0x300 fs/namespace.c:3445 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f92db0bf04a Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 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:00007f92d8632fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 0000000020000280 RCX: 00007f92db0bf04a RDX: 0000000020000040 RSI: 0000000020000100 RDI: 00007f92d8633000 RBP: 00007f92d8633040 R08: 00007f92d8633040 R09: 0000000020000040 R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000040 R13: 0000000020000100 R14: 00007f92d8633000 R15: 0000000020000140 loop3: detected capacity change from 0 to 135266304 EXT4-fs (loop0): #blocks per group too big: 16590 loop3: detected capacity change from 0 to 135266304