------------[ cut here ]------------ WARNING: CPU: 1 PID: 28778 at mm/page_alloc.c:4972 __alloc_pages_nodemask+0x611/0x750 mm/page_alloc.c:5007 Modules linked in: CPU: 0 PID: 28778 Comm: syz-executor.0 Not tainted 5.10.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__alloc_pages_nodemask+0x611/0x750 mm/page_alloc.c:4972 Code: 00 00 0c 00 0f 85 a7 00 00 00 8b 3c 24 4c 89 f2 44 89 e6 c6 44 24 70 00 48 89 6c 24 58 e8 e7 d6 ff ff 49 89 c5 e9 d1 fc ff ff <0f> 0b e9 9c fd ff ff 89 74 24 14 4c 89 4c 24 08 4c 89 74 24 18 e8 RSP: 0018:ffffc9000271ee60 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 1ffff920004e3dd0 RCX: 0000000000000000 RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 0000000000040dc0 RBP: 0000000000040dc0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: 000000000000000b R13: 000000000000000b R14: 0000000000000000 R15: ffff88805f470000 FS: 00007f9b9bfb1700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2d132000 CR3: 0000000019ffd000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: alloc_pages_current+0x191/0x2a0 mm/mempolicy.c:2267 alloc_pages include/linux/gfp.h:547 [inline] kmalloc_order+0x32/0xd0 mm/slab_common.c:836 kmalloc_order_trace+0x14/0x130 mm/slab_common.c:852 kmalloc_array include/linux/slab.h:592 [inline] kcalloc include/linux/slab.h:621 [inline] tcindex_alloc_perfect_hash+0x57/0x450 net/sched/cls_tcindex.c:306 tcindex_set_parms+0x1cfe/0x23f0 net/sched/cls_tcindex.c:433 tcindex_change+0x232/0x340 net/sched/cls_tcindex.c:546 tc_new_tfilter+0x135a/0x2050 net/sched/cls_api.c:2127 rtnetlink_rcv_msg+0x8b1/0xb40 net/core/rtnetlink.c:5555 netlink_rcv_skb+0x153/0x420 net/netlink/af_netlink.c:2494 netlink_unicast_kernel net/netlink/af_netlink.c:1304 [inline] netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1330 netlink_sendmsg+0x907/0xe10 net/netlink/af_netlink.c:1919 sock_sendmsg_nosec net/socket.c:652 [inline] sock_sendmsg+0xd3/0x130 net/socket.c:672 ____sys_sendmsg+0x331/0x810 net/socket.c:2336 ___sys_sendmsg+0xf3/0x170 net/socket.c:2390 __sys_sendmmsg+0x195/0x470 net/socket.c:2480 __do_sys_sendmmsg net/socket.c:2509 [inline] __se_sys_sendmmsg net/socket.c:2506 [inline] __x64_sys_sendmmsg+0x99/0x100 net/socket.c:2506 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x45e219 Code: 0d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 db b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f9b9bfb0c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 000000000045e219 RDX: 04924924924926d3 RSI: 0000000020000200 RDI: 0000000000000005 RBP: 000000000119c070 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000119c034 R13: 00007ffe741297cf R14: 00007f9b9bfb19c0 R15: 000000000119c034