__dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x1b2/0x281 lib/dump_stack.c:58 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold+0x10a/0x149 lib/fault-inject.c:149 should_failslab+0xd6/0x130 mm/failslab.c:32 slab_pre_alloc_hook mm/slab.h:421 [inline] slab_alloc mm/slab.c:3376 [inline] kmem_cache_alloc+0x28e/0x3c0 mm/slab.c:3550 getname_flags+0xc8/0x550 fs/namei.c:138 general protection fault: 0000 [#1] PREEMPT SMP KASAN do_sys_open+0x1ce/0x410 fs/open.c:1075 Modules linked in: CPU: 1 PID: 28173 Comm: syz-executor.1 Not tainted 4.14.229-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 task: ffff8880aa498540 task.stack: ffff8880714f8000 RIP: 0010:nla_len include/net/netlink.h:706 [inline] RIP: 0010:nla_parse_nested include/net/netlink.h:765 [inline] RIP: 0010:nl802154_add_llsec_key+0x1e7/0x510 net/ieee802154/nl802154.c:1565 RSP: 0018:ffff8880714ff610 EFLAGS: 00010246 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb RAX: dffffc0000000000 RBX: ffff88823b3fcd00 RCX: 0000000000000000 RIP: 0033:0x419544 RDX: 0000000000000000 RSI: ffffffff86dafde2 RDI: ffff88823b3fce28 RSP: 002b:00007fc9a3d5fed0 EFLAGS: 00000293 RBP: 1ffff1100e29fec4 R08: 0000000000000001 R09: ffff8880714ff990 ORIG_RAX: 0000000000000101 R10: ffff8880714ff6af R11: ffff8880aa498540 R12: ffff8880abac1200 RAX: ffffffffffffffda RBX: 00000000004afb60 RCX: 0000000000419544 R13: ffff8880abad4fd0 R14: ffffffff886f37e0 R15: ffff8880a98a6540 RDX: 0000000000000002 RSI: 00007fc9a3d60000 RDI: 00000000ffffff9c FS: 00007f359fd57700(0000) GS:ffff8880ba500000(0000) knlGS:0000000000000000 RBP: 00007fc9a3d60000 R08: 0000000000000000 R09: ffffffffffffffff CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 CR2: 000055637d5454e7 CR3: 00000000ab460000 CR4: 00000000001406e0 R13: 0000000000000004 R14: 0000000020000bd8 R15: 0000000000000001 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: genl_family_rcv_msg+0x572/0xb20 net/netlink/genetlink.c:600 genl_rcv_msg+0xaf/0x140 net/netlink/genetlink.c:625 netlink_rcv_skb+0x125/0x390 net/netlink/af_netlink.c:2433 genl_rcv+0x24/0x40 net/netlink/genetlink.c:636 netlink_unicast_kernel net/netlink/af_netlink.c:1287 [inline] netlink_unicast+0x437/0x610 net/netlink/af_netlink.c:1313 netlink_sendmsg+0x62e/0xb80 net/netlink/af_netlink.c:1878 sock_sendmsg_nosec net/socket.c:646 [inline] sock_sendmsg+0xb5/0x100 net/socket.c:656 ___sys_sendmsg+0x6c8/0x800 net/socket.c:2062 tmpfs: Bad mount option mask __sys_sendmsg+0xa3/0x120 net/socket.c:2096 SYSC_sendmsg net/socket.c:2107 [inline] SyS_sendmsg+0x27/0x40 net/socket.c:2103 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb RIP: 0033:0x466459 RSP: 002b:00007f359fd57188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 000000000056c008 RCX: 0000000000466459 RDX: 0000000000040004 RSI: 0000000020000280 RDI: 0000000000000005 RBP: 00000000004bf9fb R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056c008 R13: 00007ffddcc1652f R14: 00007f359fd57300 R15: 0000000000022000 Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 16 03 00 00 48 8b 93 28 01 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 d1 48 c1 e9 03 <0f> b6 0c 01 48 89 d0 83 e0 07 83 c0 01 38 c8 7c 08 84 c9 0f 85 RIP: nla_len include/net/netlink.h:706 [inline] RSP: ffff8880714ff610 RIP: nla_parse_nested include/net/netlink.h:765 [inline] RSP: ffff8880714ff610 RIP: nl802154_add_llsec_key+0x1e7/0x510 net/ieee802154/nl802154.c:1565 RSP: ffff8880714ff610 ---[ end trace 03aff5d3667f46f3 ]---