------------[ cut here ]------------ WARNING: CPU: 0 PID: 9022 at mm/page_alloc.c:4935 __alloc_pages_nodemask+0x560/0x680 mm/page_alloc.c:4970 Modules linked in: CPU: 0 PID: 9022 Comm: syz-executor.0 Not tainted 5.10.45 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 RIP: 0010:__alloc_pages_nodemask+0x560/0x680 mm/page_alloc.c:4935 Code: 00 00 0c 00 0f 85 86 00 00 00 4c 89 c2 44 89 e6 44 89 f7 c6 44 24 70 00 4c 89 6c 24 58 e8 98 d8 ff ff 49 89 c7 e9 41 fd ff ff <0f> 0b e9 00 fe ff ff 4c 89 44 24 18 4c 89 44 24 10 89 74 24 0c 4c RSP: 0018:ffff88804429f3d0 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 1ffff11008853e7e RCX: 0000000000000000 RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 0000000000040dc0 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000015 R13: 0000000000000015 R14: 0000000000000000 R15: ffff888018d8a000 FS: 00007f1483d73700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000004cac28 CR3: 00000000361cc000 CR4: 0000000000350ef0 Call Trace: alloc_pages_current+0x187/0x280 mm/mempolicy.c:2271 alloc_pages include/linux/gfp.h:547 [inline] kmalloc_order+0x35/0x160 mm/slab_common.c:836 kmalloc_order_trace+0x14/0xf0 mm/slab_common.c:852 kmalloc_array include/linux/slab.h:592 [inline] kcalloc include/linux/slab.h:603 [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+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:2496 genl_rcv+0x24/0x40 net/netlink/genetlink.c:811 netlink_unicast_kernel net/netlink/af_netlink.c:1306 [inline] netlink_unicast+0x53a/0x7e0 net/netlink/af_netlink.c:1332 netlink_sendmsg+0x860/0xda0 net/netlink/af_netlink.c:1921 sock_sendmsg_nosec net/socket.c:651 [inline] sock_sendmsg+0x150/0x190 net/socket.c:671 ____sys_sendmsg+0x709/0x870 net/socket.c:2353 ___sys_sendmsg+0xf3/0x170 net/socket.c:2407 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2440 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x466609 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:00007f1483d73188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 0000000000466609 RDX: 0000000000000000 RSI: 0000000020000440 RDI: 0000000000000009 RBP: 00000000004bfcb9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80 R13: 00007ffc5fef6eff R14: 00007f1483d73300 R15: 0000000000022000 irq event stamp: 2953 hardirqs last enabled at (2963): [] console_unlock+0x929/0xb30 kernel/printk/printk.c:2552 hardirqs last disabled at (2974): [] console_unlock+0x835/0xb30 kernel/printk/printk.c:2467 softirqs last enabled at (2138): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (2045): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace 4d379128fb89e36a ]--- sit: Dst spoofed 172.20.20.187/159:7eb2:21db:310:baa4:b21b:7eda:5e7a -> 224.0.0.1/2002:a10f:d030:7101:300:9900:: sit: Dst spoofed 172.20.20.187/159:7eb2:21db:310:baa4:b21b:7eda:5e7a -> 224.0.0.1/2002:a10f:d030:7101:300:9900:: EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs error (device loop4): __ext4_new_inode:1069: comm syz-executor.4: reserved inode found cleared - inode=1