[sparc64] sigserv in mkfs.f2fs

[mator]

Hello!

Getting a SIGSEGV on attempt to format f2fs filesystem on a sparc64 machine:

f2fs-tools$ git describe
v1.14.0-45-g820b5e3
f2fs-tools$ git branch
* dev
  master

f2fs-tools# export LD_LIBRARY_PATH=./lib/.libs
f2fs-tools# gdb -q ./mkfs/.libs/mkfs.f2fs
Reading symbols from ./mkfs/.libs/mkfs.f2fs...
(gdb) set args -O extra_attr,inode_checksum,quota,verity,compression /dev/loop0
(gdb) run
Starting program: /1/mator/f2fs-tools/mkfs/.libs/mkfs.f2fs -O extra_attr,inode_checksum,quota,verity,compression /dev/loop0

        F2FS-tools: mkfs.f2fs Ver: 1.14.0 (2021-04-22)

Info: Disable heap-based policy
Info: Debug level = 0
Info: Trim is enabled
Info: Enable Compression
Info: Segments per section = 1
Info: Sections per zone = 1
Info: sector size = 512
Info: total sectors = 16777216 (8192 MB)
Info: zone aligned segment0 blkaddr: 512
Info: add quota type = 0 => 4
Info: add quota type = 1 => 5
Info: format version with
  "Linux version 5.13.0-rc3-00043-gad9f25d33860 (mator@ttip) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #220 SMP Wed May 26 16:38:54 MSK 2021"
Info: [/dev/loop0] Discarding device
Info: This device doesn't support BLKSECDISCARD
Info: Discarded 8192 MB

Program received signal SIGSEGV, Segmentation fault.
0x000001000001485c in f2fs_update_nat_root () at f2fs_format.c:1462
1462                    nat_blk->entries[sb->qf_ino[qtype]].block_addr =
(gdb) bt
#0  0x000001000001485c in f2fs_update_nat_root () at f2fs_format.c:1462
#1  0x0000010000017e24 in f2fs_create_root_dir () at f2fs_format.c:1732
#2  0x00000100000181ec in f2fs_format_device () at f2fs_format.c:1780
#3  0x00000100000049fc in main (argc=4, argv=0x7fefffff598) at f2fs_format_main.c:422

Can you please have a look?! Thanks.