------------[ cut here ]------------ WARNING: CPU: 0 PID: 5543 at mm/page_alloc.c:5363 __alloc_pages+0x518/0x2234 mm/page_alloc.c:5363 Modules linked in: CPU: 0 PID: 5543 Comm: syz-executor.1 Not tainted 5.14.0-rc2-syzkaller-00001-g8cae8cd89f05 #0 Hardware name: linux,dummy-virt (DT) pstate: 20000005 (nzCv daif -PAN -UAO -TCO BTYPE=--) pc : __alloc_pages+0x518/0x2234 mm/page_alloc.c:5363 lr : alloc_pages+0x230/0x360 mm/mempolicy.c:2244 sp : ffff800018ae6ea0 x29: ffff800018ae6ea0 x28: 0000000000000000 x27: ffff000013f86600 x26: 0000000000000015 x25: 0000000000000015 x24: ffff8000151b9d80 x23: ffff800055006000 x22: 0000000000000015 x21: 0000000000000000 x20: 0000000000040dc0 x19: ffff8000182c86c0 x18: 0000000000000001 x17: 0000000000000000 x16: 0000000000000000 x15: ffff80001376df60 x14: ffff8000151b9d88 x13: ffff80001003f29c x12: 1fffe000015a0347 x11: 00000000f204f204 x10: 000000000000f2f2 x9 : 00000000f2f2f2f2 x8 : dfff800000000000 x7 : 00000000f3f3f3f3 x6 : 00000000f2000000 x5 : ffff000008e13480 x4 : 0000000000000000 x3 : 0000000000000000 x2 : 0000000000000000 x1 : 0000000000000001 x0 : 0000000000040dc0 Call trace: __alloc_pages+0x518/0x2234 mm/page_alloc.c:5363 alloc_pages+0x230/0x360 mm/mempolicy.c:2244 kmalloc_order+0x3c/0x15c mm/slab_common.c:955 kmalloc_order_trace+0x30/0x2b0 mm/slab_common.c:971 kmalloc_large include/linux/slab.h:520 [inline] __kmalloc+0x42c/0x4dc mm/slub.c:4093 kmalloc_array include/linux/slab.h:631 [inline] kcalloc include/linux/slab.h:660 [inline] netlbl_cipsov4_add_std net/netlabel/netlabel_cipso_v4.c:188 [inline] netlbl_cipsov4_add+0x540/0x1e0c net/netlabel/netlabel_cipso_v4.c:416 genl_family_rcv_msg_doit+0x1b8/0x2a0 net/netlink/genetlink.c:739 genl_family_rcv_msg net/netlink/genetlink.c:783 [inline] genl_rcv_msg+0x24c/0x42c net/netlink/genetlink.c:800 netlink_rcv_skb+0x19c/0x350 net/netlink/af_netlink.c:2504 genl_rcv+0x38/0x50 net/netlink/genetlink.c:811 netlink_unicast_kernel net/netlink/af_netlink.c:1314 [inline] netlink_unicast+0x3e0/0x66c net/netlink/af_netlink.c:1340 netlink_sendmsg+0x600/0xa30 net/netlink/af_netlink.c:1929 sock_sendmsg_nosec net/socket.c:703 [inline] sock_sendmsg+0xc0/0xf4 net/socket.c:723 ____sys_sendmsg+0x548/0x6d0 net/socket.c:2392 ___sys_sendmsg+0xf4/0x170 net/socket.c:2446 __sys_sendmsg+0xbc/0x150 net/socket.c:2475 __do_sys_sendmsg net/socket.c:2484 [inline] __se_sys_sendmsg net/socket.c:2482 [inline] __arm64_sys_sendmsg+0x70/0xa0 net/socket.c:2482 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x6c/0x260 arch/arm64/kernel/syscall.c:52 el0_svc_common+0xcc/0x1f4 arch/arm64/kernel/syscall.c:145 do_el0_svc+0xa4/0xd0 arch/arm64/kernel/syscall.c:184 el0_svc+0x24/0x3c arch/arm64/kernel/entry-common.c:511 el0t_64_sync_handler+0x1a4/0x1ac arch/arm64/kernel/entry-common.c:527 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:574 irq event stamp: 1768 hardirqs last enabled at (1767): [] exit_to_kernel_mode+0x38/0x230 arch/arm64/kernel/entry-common.c:71 hardirqs last disabled at (1768): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:296 softirqs last enabled at (1750): [] spin_unlock_bh include/linux/spinlock.h:399 [inline] softirqs last enabled at (1750): [] release_sock+0x164/0x214 net/core/sock.c:3190 softirqs last disabled at (1748): [] spin_lock_bh include/linux/spinlock.h:359 [inline] softirqs last disabled at (1748): [] release_sock+0x28/0x214 net/core/sock.c:3177 ---[ end trace 243ac35ffeb978c0 ]---