Segmentation fault in check()

[psilhavy]

fftw version 3.3.10
clang version 16.0.6
Target: x86_64-unknown-linux-gnu
Thread model: posix

 ../configure --prefix=/usr --sysconfdir=/etc --localstatedir=/var --libdir=/usr/lib64 --enable-sse2 --enable-avx --enable-avx2 --enable-avx512 --enable-shared --enable-float --enable-debug

Thread 46 "lmms" received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7fff8a3326c0 (LWP 14994)]
0x00007ffff6645981 in check (ht=0x1411e30) at ../../kernel/planner.c:1019
1019                        if (VALIDP(l)) {
(gdb) bt
#0  0x00007ffff6645981 in check (ht=0x1411e30) at ../../kernel/planner.c:1019
#1  0x00007ffff664475d in mkplan (ego=0x1411dc0, p=0xacc7440)
    at ../../kernel/planner.c:640
#2  0x00007ffff66456be in fftwf_mkplan_d (ego=0x1411dc0, p=0xacc7440)
    at ../../kernel/planner.c:970
#3  0x00007ffff66d5412 in mkcldw
    (ego_=0x12fc780, kind=HC2R00, r=2, rs=512, m=16, ms=32, v=1, vs=0, cr=0x7fff98004060, ci=0x7fff98004064, plnr=0x1411dc0) at ../../rdft/ct-hc2c-direct.c:334
#4  0x00007ffff66d3a0b in mkplan (ego_=0x12fc780, p_=0xbe34bc0, plnr=0x1411dc0)
    at ../../rdft/ct-hc2c.c:215
#5  0x00007ffff6644209 in invoke_solver
    (ego=0x1411dc0, p=0xbe34bc0, s=0x12fc780, nflags=0x7fff8a331624)
    at ../../kernel/planner.c:486
#6  0x00007ffff66443fc in search0
    (ego=0x1411dc0, p=0xbe34bc0, slvndx=0x7fff8a33162c, flagsp=0x7fff8a331624)
    at ../../kernel/planner.c:529
#7  0x00007ffff664462f in search
    (ego=0x1411dc0, p=0xbe34bc0, slvndx=0x7fff8a33162c, flagsp=0x7fff8a331624)
    at ../../kernel/planner.c:600
#8  0x00007ffff6644ad3 in mkplan (ego=0x1411dc0, p=0xbe34bc0)
    at ../../kernel/planner.c:711
#9  0x00007ffff66456be in fftwf_mkplan_d (ego=0x1411dc0, p=0xbe34bc0)
    at ../../kernel/planner.c:970
--Type <RET> for more, q to quit, c to continue without paging--
#10 0x00007ffff66d5412 in mkcldw
    (ego_=0x13720c0, kind=HC2R00, r=32, rs=32, m=16, ms=2, v=1, vs=0, cr=0x7fff98004060, ci=0x7fff98004064, plnr=0x1411dc0) at ../../rdft/ct-hc2c-direct.c:334
#11 0x00007ffff66d3a0b in mkplan (ego_=0x13720c0, p_=0x11eed80, plnr=0x1411dc0)
    at ../../rdft/ct-hc2c.c:215
#12 0x00007ffff6644209 in invoke_solver
    (ego=0x1411dc0, p=0x11eed80, s=0x13720c0, nflags=0x7fff8a3318f4)
    at ../../kernel/planner.c:486
#13 0x00007ffff66449c7 in mkplan (ego=0x1411dc0, p=0x11eed80)
    at ../../kernel/planner.c:686
#14 0x00007ffff67e8777 in mkplan0
    (plnr=0x1411dc0, flags=65, prb=0x11eed80, hash_info=0, wisdom_state=WISDOM_NORMAL) at ../../api/apiplan.c:42
#15 0x00007ffff67e87be in mkplan
    (plnr=0x1411dc0, flags=65, prb=0x11eed80, hash_info=0)
    at ../../api/apiplan.c:56
#16 0x00007ffff67e8a21 in fftwf_mkapiplan (sign=0, flags=1, prb=0x11eed80)
    at ../../api/apiplan.c:124
#17 0x00007ffff67ede67 in fftwf_plan_many_dft_c2r
    (rank=1, n=0x7fff8a331b8c, howmany=1, in=0x7fff98004060, inembed=0x0, istride=1, idist=1, out=0x7fff98001b70, onembed=0x0, ostride=1, odist=1, flags=65)
    at ../../api/plan-many-dft-c2r.c:43
#18 0x00007ffff67ed2c8 in fftwf_plan_dft_c2r
--Type <RET> for more, q to quit, c to continue without paging--
    (rank=1, n=0x7fff8a331b8c, in=0x7fff98004060, out=0x7fff98001b70, flags=64)
    at ../../api/plan-dft-c2r.c:25
#19 0x00007ffff67ed1df in fftwf_plan_dft_c2r_1d
    (n=512, in=0x7fff98004060, out=0x7fff98001b70, flags=64)
    at ../../api/plan-dft-c2r-1d.c:25
#20 0x00007fffea466e2a in  ()
    at /usr/local/lib64/lv2/gx_amp_stereo.lv2/gx_amp_stereo.so
#21 0x00007fffea4678f5 in  ()
    at /usr/local/lib64/lv2/gx_amp_stereo.lv2/gx_amp_stereo.so
#22 0x00007fffea466622 in  ()
    at /usr/local/lib64/lv2/gx_amp_stereo.lv2/gx_amp_stereo.so
#23 0x00007fffea44cfad in  ()
    at /usr/local/lib64/lv2/gx_amp_stereo.lv2/gx_amp_stereo.so
#24 0x00007fffea44c639 in  ()
    at /usr/local/lib64/lv2/gx_amp_stereo.lv2/gx_amp_stereo.so
#25 0x000000000062996d in lmms::Lv2Worker::workerFunc() (this=0x145ac70)
    at /usr/src/lmms-master-2/src/core/lv2/Lv2Worker.cpp:167
#26 0x00007ffff52e4453 in  () at /usr/lib64/libstdc++.so.6
#27 0x00007ffff4e92cc2 in start_thread () at /lib64/libc.so.6
#28 0x00007ffff4f1e228 in clone3 () at /lib64/libc.so.6
(gdb) list
1014                   unsigned g, h = h1(ht, l1->s), d = h2(ht, l1->s);
1015
1016                   g = h;
1017                   do {
1018                        solution *l = ht->solutions + g;
1019                        if (VALIDP(l)) {
1020                             if (l1 == l)
1021                                  foundit = 1;
1022                             else if (LIVEP(l) && md5eq(l1->s, l->s)) {
1023                                  A(!subsumes(&l->flags, SLVNDX(l), &l1->flags));
(gdb) p l
$1 = (solution *) 0x5e8
(gdb) p *l
Cannot access memory at address 0x5e8