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| author | Christian Krinitsin <mail@krinitsin.com> | 2025-05-30 16:52:07 +0200 |
|---|---|---|
| committer | Christian Krinitsin <mail@krinitsin.com> | 2025-05-30 16:52:17 +0200 |
| commit | 9260319e7411ff8281700a532caa436f40120ec4 (patch) | |
| tree | 2f6bfe5f3458dd49d328d3a9eb508595450adec0 /gitlab/issues_text/target_missing/host_riscv | |
| parent | 225caa38269323af1bfc2daadff5ec8bd930747f (diff) | |
| download | qemu-analysis-9260319e7411ff8281700a532caa436f40120ec4.tar.gz qemu-analysis-9260319e7411ff8281700a532caa436f40120ec4.zip | |
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Diffstat (limited to 'gitlab/issues_text/target_missing/host_riscv')
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 |