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

[Borislav Petkov]

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