From: Eric Dumazet <eric.dumazet@gmail.com>
To: Dave Jones <davej@redhat.com>
Cc: netdev@vger.kernel.org
Subject: Re: rds trying an oversized kmalloc
Date: Mon, 08 Jul 2013 18:28:39 -0700 [thread overview]
Message-ID: <1373333319.4979.131.camel@edumazet-glaptop> (raw)
In-Reply-To: <20130709011434.GA17426@redhat.com>
On Mon, 2013-07-08 at 21:14 -0400, Dave Jones wrote:
> WARNING: at mm/page_alloc.c:2411 __alloc_pages_nodemask+0xa3a/0xac0()
> Modules linked in: sctp libcrc32c dccp_ipv6 dccp_ipv4 dccp dlci 8021q garp bridge stp snd_seq_dummy fuse bnep hidp tun rfcomm nfnetlink ipt_ULOG can_bcm scsi_transport_iscsi caif_socket caif irda crc_ccitt pppoe pppox ppp_generic slhc can_raw can rds nfc netrom bluetooth rfkill atm af_rxrpc llc2 x25 af_802154 ipx p8023 p8022 appletalk psnap llc phonet af_key rose ax25 snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_intel snd_hda_codec snd_hwdep snd_seq snd_seq_device snd_pcm snd_page_alloc snd_timer e1000e snd ptp pps_core soundcore pcspkr
> CPU: 2 PID: 12334 Comm: trinity-child35 Not tainted 3.10.0+ #23
> ffffffff81a25556 ffff8801140119e0 ffffffff816f2bfd 0000000000000000
> ffff880114011a18 ffffffff8104d251 0000000000000000 0000000000000002
> 0000000000000000 0000000000000000 000000000010c0d0 ffff880114011a28
> Call Trace:
> [<ffffffff816f2bfd>] dump_stack+0x4e/0x82
> [<ffffffff8104d251>] warn_slowpath_common+0x61/0x80
> [<ffffffff8104d32a>] warn_slowpath_null+0x1a/0x20
> [<ffffffff8115a06a>] __alloc_pages_nodemask+0xa3a/0xac0
> [<ffffffff811a03ac>] ? set_track+0x8c/0x110
> [<ffffffff811a0e9d>] ? init_object+0x3d/0x70
> [<ffffffff810c9ed2>] ? __module_text_address+0x12/0x60
> [<ffffffff81197649>] alloc_pages_current+0xa9/0x170
> [<ffffffff81154a94>] __get_free_pages+0x14/0x50
> [<ffffffff811a46a3>] kmalloc_order_trace+0x33/0x1a0
> [<ffffffff815a5ec4>] ? release_sock+0x34/0x1f0
> [<ffffffff811a5932>] __kmalloc+0x362/0x370
> [<ffffffff810bc30d>] ? trace_hardirqs_on+0xd/0x10
> [<ffffffff81055fe8>] ? local_bh_enable_ip+0x78/0xf0
> [<ffffffffa040b774>] rds_message_alloc+0x34/0xc0 [rds]
> [<ffffffffa040dfdd>] rds_sendmsg+0x25d/0x9b0 [rds]
> [<ffffffff81322bae>] ? debug_object_activate+0xbe/0x1e0
> [<ffffffff815a1bf9>] sock_sendmsg+0x99/0xd0
> [<ffffffff81322bae>] ? debug_object_activate+0xbe/0x1e0
> [<ffffffff815a2154>] SYSC_sendto+0x124/0x1d0
> [<ffffffff816fcb51>] ? _raw_spin_unlock+0x31/0x60
> [<ffffffff81095f69>] ? vtime_account_user+0x69/0x70
> [<ffffffff810bc30d>] ? trace_hardirqs_on+0xd/0x10
> [<ffffffff81010088>] ? syscall_trace_enter+0x18/0x290
> [<ffffffff815a323e>] SyS_sendto+0xe/0x10
> [<ffffffff81705b94>] tracesys+0xdd/0xe2
> ---[ end trace be82bf697fe16de9 ]---
>
>
> 2410 if (order >= MAX_ORDER) {
> 2411 WARN_ON_ONCE(!(gfp_mask & __GFP_NOWARN));
> 2412 return NULL;
> 2413 }
Seems a mm issue, as commit ece6b0a2b25652d684a7ced4ae680a863af041e0
was supposed to fix this problem for good.
If KMALLOC_MAX_SIZE is supposed to be the limit.
prev parent reply other threads:[~2013-07-09 1:28 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-09 1:14 rds trying an oversized kmalloc Dave Jones
2013-07-09 1:28 ` Eric Dumazet [this message]
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