linux-kernel - Failure during Stack Depot allocating hash table of 1048576 entries with kvcalloc

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Message-ID: <Y8Fq5m0CLfcFLCOY@zn.tnic>
Date:   Fri, 13 Jan 2023 15:29:58 +0100
From:   Borislav Petkov <bp@...en8.de>
To:     Vlastimil Babka <vbabka@...e.cz>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Alexander Potapenko <glider@...gle.com>
Cc:     Marco Elver <elver@...gle.com>, Dmitry Vyukov <dvyukov@...gle.com>,
        linux-mm <linux-mm@...ck.org>,
        lkml <linux-kernel@...r.kernel.org>
Subject: Failure during Stack Depot allocating hash table of 1048576 entries
 with kvcalloc

Hi,

Lemme CC the stackdepot.c commit signers re the below splat.

Lemme know if you need more info.

Thx.

...
[    0.000000] software IO TLB: area num 4.
[    0.000000] Memory: 15612528K/16165300K available (12288K kernel code, 116072K rwdata, 5024K rodata, 2412K init, 3822
0K bss, 552516K reserved, 0K cma-reserved)
[    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
[    0.000000] Stack Depot allocating hash table of 1048576 entries with kvcalloc
[    0.000000] swapper: vmalloc error: size 8388608, vm_struct allocation failed, mode:0xdc0(GFP_KERNEL|__GFP_ZERO), nod
emask=(null)
[    0.000000] CPU: 0 PID: 0 Comm: swapper Not tainted 6.2.0-rc3+ #1
[    0.000000] Hardware name: HP HP EliteBook 745 G3/807E, BIOS N73 Ver. 01.39 04/16/2019
[    0.000000] Call Trace:
[    0.000000]  <TASK>
[    0.000000]  dump_stack_lvl+0x33/0x46
[    0.000000]  warn_alloc+0xff/0x120
[    0.000000]  ? __get_vm_area_node+0x173/0x180
[    0.000000]  __vmalloc_node_range+0x4d6/0x7d0
[    0.000000]  ? stack_depot_init.cold+0x5e/0x8f
[    0.000000]  ? __kmalloc_large_node+0xde/0x120
[    0.000000]  kvmalloc_node+0xb7/0xd0
[    0.000000]  ? stack_depot_init.cold+0x5e/0x8f
[    0.000000]  stack_depot_init.cold+0x5e/0x8f
[    0.000000]  kmemleak_init+0x17/0x106
[    0.000000]  start_kernel+0x3e8/0x64e
[    0.000000]  secondary_startup_64_no_verify+0xd3/0xdb
[    0.000000]  </TASK>
[    0.000000] Mem-Info:
[    0.000000] active_anon:0 inactive_anon:0 isolated_anon:0
                active_file:0 inactive_file:0 isolated_file:0
                unevictable:0 dirty:0 writeback:0
                slab_reclaimable:0 slab_unreclaimable:25
                mapped:0 shmem:0 pagetables:0
                sec_pagetables:0 bounce:0
                kernel_misc_reclaimable:0
                free:3903107 free_pcp:0 free_cma:0
[    0.000000] Node 0 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:0kB pagetables:0kB sec_pagetables:0kB all_unreclaimable? no
[    0.000000] Node 0 DMA free:15360kB boost:0kB min:0kB low:0kB high:0kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15988kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[    0.000000] lowmem_reserve[]: 0 0 0 0
[    0.000000] Node 0 DMA32 free:2262644kB boost:0kB min:0kB low:0kB high:0kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:2534208kB managed:2262644kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[    0.000000] lowmem_reserve[]: 0 0 0 0
[    0.000000] Node 0 Normal free:13334424kB boost:0kB min:0kB low:0kB high:0kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:13615104kB managed:13334780kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[    0.000000] lowmem_reserve[]: 0 0 0 0
[    0.000000] Node 0 DMA: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15360kB
[    0.000000] Node 0 DMA32: 5*4kB (UM) 2*8kB (M) 3*16kB (M) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (M) 3*1024kB (M) 2*2048kB (M) 550*4096kB (M) = 2262644kB
[    0.000000] Node 0 Normal: 6*4kB (UM) 6*8kB (UM) 5*16kB (UM) 0*32kB 0*64kB 2*128kB (UM) 4*256kB (M) 1*512kB (U) 2*1024kB (UM) 1*2048kB (U) 3254*4096kB (M) = 13334424kB
[    0.000000] 0 total pagecache pages
[    0.000000] 0 pages in swap cache
[    0.000000] Free swap  = 0kB
[    0.000000] Total swap = 0kB
[    0.000000] 4041325 pages RAM
[    0.000000] 0 pages HighMem/MovableOnly
[    0.000000] 138129 pages reserved
[    0.000000] 0 pages hwpoisoned
[    0.000000] Stack Depot hash table allocation failed, disabling
[    0.000000] ftrace: allocating 35561 entries in 139 pages
[    0.000000] ftrace: allocated 139 pages with 4 groups
[    0.000000] Dynamic Preempt: full



-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette