------------[ cut here ]------------ WARNING: CPU: 1 PID: 15773 at mm/page_alloc.c:5365 __alloc_pages+0x588/0x5f0 mm/page_alloc.c:5412 Modules linked in: CPU: 1 PID: 15773 Comm: syz-executor.2 Not tainted 5.14.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__alloc_pages+0x588/0x5f0 mm/page_alloc.c:5412 Code: 00 48 ba 00 00 00 00 00 fc ff df e9 5e fd ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 6d fd ff ff e8 8d 62 0a 00 e9 63 fd ff ff <0f> 0b 45 31 e4 e9 7a fd ff ff 48 8d 4c 24 50 80 e1 07 80 c1 03 38 RSP: 0018:ffffc90002e2f1a0 EFLAGS: 00010246 RAX: dffffc0000000000 RBX: 0000000000000013 RCX: 0000000000000000 RDX: 0000000000000028 RSI: 0000000000000000 RDI: ffffc90002e2f228 RBP: ffffc90002e2f2b0 R08: dffffc0000000000 R09: ffffc90002e2f200 R10: fffff520005c5e45 R11: 0000000000000000 R12: 0000000000040dc0 R13: ffffc90002e2f200 R14: 1ffff920005c5e3c R15: 1ffff920005c5e38 FS: 00007fd51aa7b700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000568000 CR3: 0000000027a46000 CR4: 00000000001526e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: kmalloc_order+0x41/0x170 mm/slab_common.c:955 kmalloc_order_trace+0x15/0x70 mm/slab_common.c:971 kmalloc_large include/linux/slab.h:520 [inline] __kmalloc+0x292/0x390 mm/slub.c:4104 kmalloc_array include/linux/slab.h:631 [inline] kcalloc+0x2b/0x40 include/linux/slab.h:660 netlbl_cipsov4_add_std net/netlabel/netlabel_cipso_v4.c:188 [inline] netlbl_cipsov4_add+0x1630/0x31a0 net/netlabel/netlabel_cipso_v4.c:416 genl_family_rcv_msg_doit net/netlink/genetlink.c:739 [inline] genl_family_rcv_msg net/netlink/genetlink.c:783 [inline] genl_rcv_msg+0xfb4/0x13c0 net/netlink/genetlink.c:800 netlink_rcv_skb+0x1f0/0x460 net/netlink/af_netlink.c:2504 genl_rcv+0x24/0x40 net/netlink/genetlink.c:811 netlink_unicast_kernel net/netlink/af_netlink.c:1314 [inline] netlink_unicast+0x7de/0x9b0 net/netlink/af_netlink.c:1340 netlink_sendmsg+0x9e7/0xe00 net/netlink/af_netlink.c:1929 sock_sendmsg_nosec net/socket.c:703 [inline] sock_sendmsg net/socket.c:723 [inline] ____sys_sendmsg+0x5a2/0x900 net/socket.c:2395 ___sys_sendmsg net/socket.c:2449 [inline] __sys_sendmsg+0x319/0x400 net/socket.c:2478 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x4665f9 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:00007fd51aa7b188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9 RDX: 0000000000000000 RSI: 0000000020000100 RDI: 000000000000000d RBP: 00000000004bfcc4 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80 R13: 00007ffe9292d03f R14: 00007fd51aa7b300 R15: 0000000000022000