syzbot

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WARNING: CPU: 0 PID: 24095 at mm/page_alloc.c:5175 current_gfp_context include/linux/sched/mm.h:166 [inline]
WARNING: CPU: 0 PID: 24095 at mm/page_alloc.c:5175 __alloc_pages+0x437/0x500 mm/page_alloc.c:5187
Modules linked in:
CPU: 1 PID: 24095 Comm: syz-executor.2 Not tainted 5.13.0-rc4-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:__alloc_pages+0x437/0x500 mm/page_alloc.c:5175
Code: 89 ef 89 6c 24 48 c6 44 24 78 00 4c 89 74 24 60 e8 9e da ff ff 49 89 c5 e9 94 fd ff ff 0f 0b e9 c9 fd ff ff 40 80 e5 3f eb be <0f> 0b e9 41 ff ff ff 4c 89 ef 44 89 e6 45 31 ed e8 f4 81 ff ff e9
RSP: 0018:ffffc900024d73a8 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 1ffff9200049ae76 RCX: dffffc0000000000
RDX: 0000000000000000 RSI: 0000000000000014 RDI: 0000000000040dc0
RBP: 0000000000000000 R08: 000000000000003f R09: 0000000000000003
R10: ffffffff81b75656 R11: 0000000000000003 R12: 0000000000000014
R13: 0000000000000014 R14: 0000000000000000 R15: ffff88802caf0380
FS:  00007f6124f7d700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000544038 CR3: 000000002b9e6000 CR4: 0000000000350ee0
Call Trace:
 alloc_page_interleave+0x1e/0x1d0 mm/mempolicy.c:2147
 alloc_pages+0x238/0x2a0 mm/mempolicy.c:2270
 kmalloc_order+0x34/0xf0 mm/slab_common.c:924
 kmalloc_order_trace+0x14/0x130 mm/slab_common.c:940
 kmalloc_array include/linux/slab.h:596 [inline]
 kcalloc include/linux/slab.h:625 [inline]
 netlbl_cipsov4_add_std net/netlabel/netlabel_cipso_v4.c:188 [inline]
 netlbl_cipsov4_add+0x5a9/0x23e0 net/netlabel/netlabel_cipso_v4.c:416
 genl_family_rcv_msg_doit+0x228/0x320 net/netlink/genetlink.c:739
 genl_family_rcv_msg net/netlink/genetlink.c:783 [inline]
 genl_rcv_msg+0x328/0x580 net/netlink/genetlink.c:800
 netlink_rcv_skb+0x153/0x420 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+0x533/0x7d0 net/netlink/af_netlink.c:1340
 netlink_sendmsg+0x856/0xd90 net/netlink/af_netlink.c:1929
 sock_sendmsg_nosec net/socket.c:654 [inline]
 sock_sendmsg+0xcf/0x120 net/socket.c:674
 ____sys_sendmsg+0x6e8/0x810 net/socket.c:2350
 ___sys_sendmsg+0xf3/0x170 net/socket.c:2404
 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2433
 do_syscall_64+0x3a/0xb0 arch/x86/entry/common.c:47
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x4665d9
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:00007f6124f7d188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9
RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000004
RBP: 00000000004bfcb9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80
R13: 00007ffe4386127f R14: 00007f6124f7d300 R15: 0000000000022000