The branch main has been updated by andrew:

URL: 
https://cgit.FreeBSD.org/src/commit/?id=8fdaa1b16367d809bca8d4d3ac5e08443353eac1

commit 8fdaa1b16367d809bca8d4d3ac5e08443353eac1
Author:     Sarah Walker <[email protected]>
AuthorDate: 2026-06-18 15:34:14 +0000
Commit:     Andrew Turner <[email protected]>
CommitDate: 2026-06-18 16:04:23 +0000

    busdma_bounce: Allocate bounce buffers as unprotected
    
    Reviewed by:    andrew
    Sponsored by:   Arm Ltd
    Differential Revision:  https://reviews.freebsd.org/D56519
---
 sys/kern/subr_busdma_bounce.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/sys/kern/subr_busdma_bounce.c b/sys/kern/subr_busdma_bounce.c
index 2774128a1ae5..bf9524c6eee5 100644
--- a/sys/kern/subr_busdma_bounce.c
+++ b/sys/kern/subr_busdma_bounce.c
@@ -283,11 +283,11 @@ alloc_bounce_pages(bus_dma_tag_t dmat, u_int numpages)
                        break;
 #ifdef dmat_domain
                bpage->vaddr = contigmalloc_domainset(PAGE_SIZE,
-                   M_BOUNCE, DOMAINSET_PREF(bz->domain), M_NOWAIT,
-                   0ul, bz->lowaddr, PAGE_SIZE, 0);
+                   M_BOUNCE, DOMAINSET_PREF(bz->domain),
+                   M_NOWAIT | M_UNPROTECTED, 0ul, bz->lowaddr, PAGE_SIZE, 0);
 #else
                bpage->vaddr = contigmalloc(PAGE_SIZE, M_BOUNCE,
-                   M_NOWAIT, 0ul, bz->lowaddr, PAGE_SIZE, 0);
+                   M_NOWAIT | M_UNPROTECTED, 0ul, bz->lowaddr, PAGE_SIZE, 0);
 #endif
                if (bpage->vaddr == NULL) {
                        free(bpage, M_BUSDMA);

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