wlan0: Failed check-sdata-in-driver check, flags: 0x4 xfrm_netlink_rcv+0x6b/0x90 net/xfrm/xfrm_user.c:2884 netlink_unicast_kernel net/netlink/af_netlink.c:1313 [inline] netlink_unicast+0x549/0x7f0 net/netlink/af_netlink.c:1339 WARNING: CPU: 0 PID: 4900 at net/mac80211/driver-ops.h:172 drv_bss_info_changed+0x5c0/0x750 net/mac80211/driver-ops.h:172 Modules linked in: netlink_sendmsg+0x905/0xdf0 net/netlink/af_netlink.c:1934 CPU: 0 PID: 4900 Comm: syz-executor.7 Not tainted 5.10.165 #1 sock_sendmsg_nosec net/socket.c:651 [inline] sock_sendmsg+0x154/0x190 net/socket.c:671 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 ____sys_sendmsg+0x70d/0x870 net/socket.c:2356 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 98 5d 90 fd e8 93 5d 90 fd 8b 54 24 04 48 89 ee 48 c7 c7 80 4b 95 84 e8 37 c0 24 00 <0f> 0b e9 91 fd ff ff e8 74 5d 90 fd e8 2f d0 31 00 31 ff 89 c3 89 RSP: 0018:ffff8880461a7508 EFLAGS: 00010286 ___sys_sendmsg+0xf3/0x170 net/socket.c:2410 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000040000 RSI: ffffffff81299803 RDI: ffffed1008c34e93 RBP: ffff88801ed34000 R08: 0000000000000001 R09: ffff88806ce37b4f __sys_sendmsg+0xe5/0x1b0 net/socket.c:2439 R10: 0000000000000000 R11: 0000000000000001 R12: ffff88801ed34bc0 R13: 0000000002000000 R14: ffff88801ed35b48 R15: ffff88801ed35b40 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 FS: 00007fd7c1ebd700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 entry_SYSCALL_64_after_hwframe+0x61/0xc6 RIP: 0033:0x7f0ed2528b19 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 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:00007f0ecfa9e188 EFLAGS: 00000246 CR2: 00007fd7c499d9d8 CR3: 000000001cf52000 CR4: 0000000000350ef0 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f0ed263bf60 RCX: 00007f0ed2528b19 Call Trace: RDX: 0000000000000000 RSI: 0000000020000500 RDI: 0000000000000003 RBP: 00007f0ecfa9e1d0 R08: 0000000000000000 R09: 0000000000000000 ieee80211_bss_info_change_notify+0x9a/0xc0 net/mac80211/main.c:210 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 00007ffda879963f R14: 00007f0ecfa9e300 R15: 0000000000022000 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:2515 genl_rcv+0x24/0x40 net/netlink/genetlink.c:811 netlink_unicast_kernel net/netlink/af_netlink.c:1313 [inline] netlink_unicast+0x549/0x7f0 net/netlink/af_netlink.c:1339 netlink_sendmsg+0x905/0xdf0 net/netlink/af_netlink.c:1934 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: 0033:0x7fd7c4947b19 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:00007fd7c1ebd188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fd7c4a5af60 RCX: 00007fd7c4947b19 RDX: 0000000000000000 RSI: 0000000020000f00 RDI: 0000000000000003 RBP: 00007fd7c49a1f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 EXT4-fs warning (device sda): verify_group_input:146: Cannot add at group 0 (only 16 groups) R13: 00007fff81d036bf R14: 00007fd7c1ebd300 R15: 0000000000022000 irq event stamp: 1485 hardirqs last enabled at (1497): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2561 hardirqs last disabled at (1508): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2476 softirqs last enabled at (952): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (1529): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace 4ef05d150c91a6ee ]--- FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 4918 Comm: syz-executor.2 Tainted: G W 5.10.165 #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 _copy_to_user+0x2e/0x180 lib/usercopy.c:29 copy_to_user include/linux/uaccess.h:200 [inline] simple_read_from_buffer+0xcc/0x160 fs/libfs.c:729 proc_fail_nth_read+0x198/0x230 fs/proc/base.c:1423 vfs_read+0x228/0x580 fs/read_write.c:494 ksys_read+0x12d/0x260 fs/read_write.c:634 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xc6 RIP: 0033:0x7f0ed24db69c Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 fc ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 2f fd ff ff 48 RSP: 002b:00007f0ecfa9e170 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00000000000000b8 RCX: 00007f0ed24db69c RDX: 000000000000000f RSI: 00007f0ecfa9e1e0 RDI: 0000000000000004 RBP: 00007f0ecfa9e1d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 00007ffda879963f R14: 00007f0ecfa9e300 R15: 0000000000022000 EXT4-fs warning (device sda): verify_group_input:146: Cannot add at group 0 (only 16 groups) EXT4-fs warning (device sda): verify_group_input:146: Cannot add at group 0 (only 16 groups) ---------------- Code disassembly (best guess), 1 bytes skipped: 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 nopw %cs:0x0(%rax,%rax,1) 9: 00 00 00 c: 0f 1f 40 00 nopl 0x0(%rax) 10: 48 89 f8 mov %rdi,%rax 13: 48 89 f7 mov %rsi,%rdi 16: 48 89 d6 mov %rdx,%rsi 19: 48 89 ca mov %rcx,%rdx 1c: 4d 89 c2 mov %r8,%r10 1f: 4d 89 c8 mov %r9,%r8 22: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 27: 0f 05 syscall * 29: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 2f: 73 01 jae 0x32 31: c3 retq 32: 48 c7 c1 bc ff ff ff mov $0xffffffffffffffbc,%rcx 39: f7 d8 neg %eax 3b: 64 89 01 mov %eax,%fs:(%rcx) 3e: 48 rex.W