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authorChristian Krinitsin <mail@krinitsin.com>2025-05-30 16:52:07 +0200
committerChristian Krinitsin <mail@krinitsin.com>2025-05-30 16:52:17 +0200
commit9260319e7411ff8281700a532caa436f40120ec4 (patch)
tree2f6bfe5f3458dd49d328d3a9eb508595450adec0 /gitlab/issues_text/target_missing/host_riscv
parent225caa38269323af1bfc2daadff5ec8bd930747f (diff)
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Diffstat (limited to 'gitlab/issues_text/target_missing/host_riscv')
-rw-r--r--gitlab/issues_text/target_missing/host_riscv/accel_TCG/192130
-rw-r--r--gitlab/issues_text/target_missing/host_riscv/accel_TCG/27111
-rw-r--r--gitlab/issues_text/target_missing/host_riscv/accel_missing/204127
-rw-r--r--gitlab/issues_text/target_missing/host_riscv/accel_missing/25981
4 files changed, 59 insertions, 0 deletions
diff --git a/gitlab/issues_text/target_missing/host_riscv/accel_TCG/1921 b/gitlab/issues_text/target_missing/host_riscv/accel_TCG/1921
new file mode 100644
index 000000000..7431aabce
--- /dev/null
+++ b/gitlab/issues_text/target_missing/host_riscv/accel_TCG/1921
@@ -0,0 +1,30 @@
+qemu-system-x86_64 segfaults in iotlb_to_section() on riscv64
+Description of problem:
+QEMU segfaults when booting up the Arch Linux x86_64 installation ISO. The ISO could be downloaded from https://geo.mirror.pkgbuild.com/iso/2023.09.01/archlinux-2023.09.01-x86_64.iso or any other Arch Linux mirrors.
+
+The crash often happens after "Probing EDD...". It's more reliably reproducible with higher `-smp` numbers, and may hang with "rcu_preempt detected stalls" without the -smp option.
+Additional information:
+I have reproduced the same issues with different RISC-V hardware, including SG2042 and TH1520.
+
+Errors:
+```
+qemu-system-x86_64: ../qemu-8.1.1/softmmu/physmem.c:2419: iotlb_to_section: Assertion `section_index < d->map.sections_nb' failed.
+```
+
+Backtrace:
+```
+#0  0x0000003fa74f0ece in __pthread_kill_implementation (threadid=<optimized out>, signo=signo@entry=6, no_tid=no_tid@entry=0) at pthread_kill.c:44
+#1  0x0000003fa74f0f0e in __pthread_kill_internal (signo=6, threadid=<optimized out>) at pthread_kill.c:78
+#2  0x0000003fa74ba912 in __GI_raise (sig=sig@entry=6) at ../sysdeps/posix/raise.c:26
+#3  0x0000003fa74aa164 in __GI_abort () at abort.c:79
+#4  0x0000003fa74b54a4 in __assert_fail_base
+    (fmt=0x3fa7594c10 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=assertion@entry=0x2ae1de0458 "section_index < d->map.sections_nb", file=file@entry=0x2ae1ddf980 "../qemu-8.1.1/softmmu/physmem.c", line=line@entry=2419, function=function@entry=0x2ae1f05f20 <__PRETTY_FUNCTION__.11> "iotlb_to_section") at assert.c:92
+#5  0x0000003fa74b54f8 in __assert_fail (assertion=0x2ae1de0458 "section_index < d->map.sections_nb", file=0x2ae1ddf980 "../qemu-8.1.1/softmmu/physmem.c", line=2419, function=0x2ae1f05f20 <__PRETTY_FUNCTION__.11> "iotlb_to_section") at assert.c:101
+#6  0x0000002ae1b69788 in iotlb_to_section () at ../qemu-8.1.1/softmmu/physmem.c:2419
+#7  0x0000002ae1b9d774 in io_writex () at ../qemu-8.1.1/accel/tcg/cputlb.c:1432
+#8  0x0000002ae1b9d924 in do_st_mmio_leN () at ../qemu-8.1.1/accel/tcg/cputlb.c:2755
+#9  0x0000002ae1ba127c in do_st_4 () at ../qemu-8.1.1/accel/tcg/cputlb.c:2921
+#10 do_st4_mmu () at ../qemu-8.1.1/accel/tcg/cputlb.c:3006
+#11 0x0000003f600dd7ec in code_gen_buffer ()
+#12 0x5f085e2755518600 in  ()
+```
diff --git a/gitlab/issues_text/target_missing/host_riscv/accel_TCG/2711 b/gitlab/issues_text/target_missing/host_riscv/accel_TCG/2711
new file mode 100644
index 000000000..a1e0efa00
--- /dev/null
+++ b/gitlab/issues_text/target_missing/host_riscv/accel_TCG/2711
@@ -0,0 +1 @@
+TSTEQ lowering and optimization bug
diff --git a/gitlab/issues_text/target_missing/host_riscv/accel_missing/2041 b/gitlab/issues_text/target_missing/host_riscv/accel_missing/2041
new file mode 100644
index 000000000..ed86b480b
--- /dev/null
+++ b/gitlab/issues_text/target_missing/host_riscv/accel_missing/2041
@@ -0,0 +1,27 @@
+RISC-V KVM build error with Alpine Linux
+Description of problem:
+Native build of qemu fails on alpine linux riscv64.
+Steps to reproduce:
+1. install alpine on riscv or set up a container with qemu-riscv64
+2. build qemu 8.1.3 from source
+3.
+Additional information:
+```
+kvm.c:(.text+0xc50): undefined reference to `strerrorname_np'                                       
+/usr/lib/gcc/riscv64-alpine-linux-musl/13.2.1/../../../../riscv64-alpine-linux-musl/bin/ld: libqemu-riscv64-softmmu.fa.p/target_riscv_kvm.c.o: in function `.L0 ':                                           
+kvm.c:(.text+0xcda): undefined reference to `strerrorname_np'
+/usr/lib/gcc/riscv64-alpine-linux-musl/13.2.1/../../../../riscv64-alpine-linux-musl/bin/ld: libqemu-riscv64-softmmu.fa.p/target_riscv_kvm.c.o: in function `.L111':                                          
+kvm.c:(.text+0xd02): undefined reference to `strerrorname_np'  
+```
+
+The `strerrorname_np` is a GNU specific non-portable function (that what _np stands for). This is the only place where it is use in the entire qemu codebase:
+```
+$ rg strerrorname_np
+target/riscv/kvm/kvm-cpu.c
+837:                             strerrorname_np(errno));
+899:                     strerrorname_np(errno));
+909:                     strerrorname_np(errno));
+932:                         strerrorname_np(errno));
+```
+
+Seems like other places uses `strerror(errno)`.
diff --git a/gitlab/issues_text/target_missing/host_riscv/accel_missing/2598 b/gitlab/issues_text/target_missing/host_riscv/accel_missing/2598
new file mode 100644
index 000000000..703ff5322
--- /dev/null
+++ b/gitlab/issues_text/target_missing/host_riscv/accel_missing/2598
@@ -0,0 +1 @@
+linux-user on riscv64 host: Unable to find a guest_base to satisfy all guest address mapping requirements 00000000-ffffffff