https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=254774

--- Comment #1 from maskray <[email protected]> ---
Note: dlpi_tls_data is essentially __tls_get_addr((tls_mod_off_t[]){1,0}) on
both TLS Variant I and Variant II architectures.

musl has the same problem. Rich has acknoledged the problem and will fix it
with:


diff --git a/ldso/dynlink.c b/ldso/dynlink.c
index aaadcce0..b66ad537 100644
--- a/ldso/dynlink.c
+++ b/ldso/dynlink.c
@@ -2331,7 +2331,7 @@ int dl_iterate_phdr(int(*callback)(struct dl_phdr_info
*info, size_t size, void
                info.dlpi_adds      = gencnt;
                info.dlpi_subs      = 0;
                info.dlpi_tls_modid = current->tls_id;
-               info.dlpi_tls_data  = current->tls.image;
+               info.dlpi_tls_data =
__tls_get_addr((tls_mod_off_t[]){current->tls_id,0});

                ret = (callback)(&info, sizeof (info), data);

diff --git a/src/ldso/dl_iterate_phdr.c b/src/ldso/dl_iterate_phdr.c
index 86c87ef8..9546dd36 100644
--- a/src/ldso/dl_iterate_phdr.c
+++ b/src/ldso/dl_iterate_phdr.c
@@ -1,5 +1,6 @@
 #include <elf.h>
 #include <link.h>
+#include "pthread_impl.h"
 #include "libc.h"

 #define AUX_CNT 38
@@ -35,7 +36,7 @@ static int static_dl_iterate_phdr(int(*callback)(struct
dl_phdr_info *info, size
        info.dlpi_subs  = 0;
        if (tls_phdr) {
                info.dlpi_tls_modid = 1;
-               info.dlpi_tls_data = (void *)(base + tls_phdr->p_vaddr);
+               info.dlpi_tls_data = __tls_get_addr((tls_mod_off_t[]){1,0});
        } else {
                info.dlpi_tls_modid = 0;
                info.dlpi_tls_data = 0;

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