The branch stable/13 has been updated by mav:

URL: 
https://cgit.FreeBSD.org/src/commit/?id=5994a93f86043cc69c0124c1d8b836dbf9347b19

commit 5994a93f86043cc69c0124c1d8b836dbf9347b19
Author:     Alexander Motin <[email protected]>
AuthorDate: 2022-12-13 01:15:53 +0000
Commit:     Alexander Motin <[email protected]>
CommitDate: 2022-12-13 01:15:53 +0000

    CTL: Use atomics for tags in ioctl frontend.
    
    This direct commits is a part of 0acc026dda9e in main.
---
 sys/cam/ctl/ctl_frontend_ioctl.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sys/cam/ctl/ctl_frontend_ioctl.c b/sys/cam/ctl/ctl_frontend_ioctl.c
index f326100cb013..f53dae694867 100644
--- a/sys/cam/ctl/ctl_frontend_ioctl.c
+++ b/sys/cam/ctl/ctl_frontend_ioctl.c
@@ -75,7 +75,7 @@ struct ctl_fe_ioctl_params {
 
 struct cfi_port {
        TAILQ_ENTRY(cfi_port)   link;
-       uint32_t                cur_tag_num;
+       u_int                   cur_tag_num;
        struct cdev *           dev;
        struct ctl_port         port;
 };
@@ -634,7 +634,7 @@ ctl_ioctl_io(struct cdev *dev, u_long cmd, caddr_t addr, 
int flag,
        io->io_hdr.flags |= CTL_FLAG_USER_REQ;
        if ((io->io_hdr.io_type == CTL_IO_SCSI) &&
            (io->scsiio.tag_type != CTL_TAG_UNTAGGED))
-               io->scsiio.tag_num = cfi->cur_tag_num++;
+               io->scsiio.tag_num = atomic_fetchadd_int(&cfi->cur_tag_num, 1);
 
        retval = cfi_submit_wait(io);
        if (retval == 0)

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