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cuviper / autocfg

Automatic cfg for Rust compiler features
Apache License 2.0
95 stars 23 forks source link

Build errors on riscv64-linux #51

Closed tommythorn closed 2 years ago

tommythorn commented 2 years ago

Host: BeagleV (beta), similar to the StarFive VisionFive 2 OS: 22.10 (Kinetic Kudu), fully updated (current kernel: Linux beaglev 5.17.0-1006-starfive) Rust: version 1.64

Steps to replicate:

$ git clone https://github.com/cuviper/autocfg
$ cd autocfg
$ cargo build
   Compiling autocfg v1.1.0 (/home/tommy/projects/Rust/autocfg)
/home/tommy/.rustup.riscv64-linux/toolchains/stable-riscv64gc-unknown-linux-gnu/bin/../lib/librustc_driver-ac972a4e10c98556.so(+0xc3d810)[0x3f8c964810]
linux-vdso.so.1(__vdso_rt_sigreturn+0x0)[0x3f933fa800]
/home/tommy/.rustup.riscv64-linux/toolchains/stable-riscv64gc-unknown-linux-gnu/bin/../lib/librustc_driver-ac972a4e10c98556.so(+0x3cea1aa)[0x3f8fa111aa]
/home/tommy/.rustup.riscv64-linux/toolchains/stable-riscv64gc-unknown-linux-gnu/bin/../lib/librustc_driver-ac972a4e10c98556.so(_RNvCsZJaBwVYvUP_16rustc_query_impl15query_callbacks+0x916c)[0x3f8fc17baa]
/home/tommy/.rustup.riscv64-linux/toolchains/stable-riscv64gc-unknown-linux-gnu/bin/../lib/librustc_driver-ac972a4e10c98556.so(+0x94700a)[0x3f8c66e00a]
/home/tommy/.rustup.riscv64-linux/toolchains/stable-riscv64gc-unknown-linux-gnu/bin/../lib/librustc_driver-ac972a4e10c98556.so(+0xd57d14)[0x3f8ca7ed14]
/home/tommy/.rustup.riscv64-linux/toolchains/stable-riscv64gc-unknown-linux-gnu/bin/../lib/librustc_driver-ac972a4e10c98556.so(+0xcce018)[0x3f8c9f5018]
/home/tommy/.rustup.riscv64-linux/toolchains/stable-riscv64gc-unknown-linux-gnu/bin/../lib/librustc_driver-ac972a4e10c98556.so(+0xcccb48)[0x3f8c9f3b48]
/home/tommy/.rustup.riscv64-linux/toolchains/stable-riscv64gc-unknown-linux-gnu/bin/../lib/librustc_driver-ac972a4e10c98556.so(_RNvMs0_NtCs2PGdSkTarcu_15rustc_interface7queriesNtB5_7Queries11global_ctxt+0x300)[0x3f8ca6d794]
/home/tommy/.rustup.riscv64-linux/toolchains/stable-riscv64gc-unknown-linux-gnu/bin/../lib/librustc_driver-ac972a4e10c98556.so(+0xbecada)[0x3f8c913ada]
/home/tommy/.rustup.riscv64-linux/toolchains/stable-riscv64gc-unknown-linux-gnu/bin/../lib/librustc_driver-ac972a4e10c98556.so(+0xc387a6)[0x3f8c95f7a6]
/home/tommy/.rustup.riscv64-linux/toolchains/stable-riscv64gc-unknown-linux-gnu/bin/../lib/librustc_driver-ac972a4e10c98556.so(+0xbed8d4)[0x3f8c9148d4]
/home/tommy/.rustup.riscv64-linux/toolchains/stable-riscv64gc-unknown-linux-gnu/bin/../lib/librustc_driver-ac972a4e10c98556.so(+0xc0a996)[0x3f8c931996]
/home/tommy/.rustup.riscv64-linux/toolchains/stable-riscv64gc-unknown-linux-gnu/bin/../lib/librustc_driver-ac972a4e10c98556.so(+0xc04666)[0x3f8c92b666]
/home/tommy/.rustup.riscv64-linux/toolchains/stable-riscv64gc-unknown-linux-gnu/bin/../lib/librustc_driver-ac972a4e10c98556.so(+0xc06da4)[0x3f8c92dda4]
/home/tommy/.rustup.riscv64-linux/toolchains/stable-riscv64gc-unknown-linux-gnu/bin/../lib/librustc_driver-ac972a4e10c98556.so(+0xc0b6da)[0x3f8c9326da]
/home/tommy/.rustup.riscv64-linux/toolchains/stable-riscv64gc-unknown-linux-gnu/bin/../lib/libstd-f41102d4d21d2c30.so(rust_metadata_std_ac92b06979af539e+0xa0542)[0x3f8bc79542]
/lib/riscv64-linux-gnu/libc.so.6(+0x6a450)[0x3f8bb04450]
error: could not compile `autocfg`

Caused by:
  process didn't exit successfully: `rustc --crate-name autocfg src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=3c4f02795fa74efd -C extra-filename=-3c4f02795fa74efd --out-dir /home/tommy/projects/Rust/autocfg/target/debug/deps -C incremental=/home/tommy/projects/Rust/autocfg/target/debug/incremental -L dependency=/home/tommy/projects/Rust/autocfg/target/debug/deps` (signal: 11, SIGSEGV: invalid memory reference)

I got a bit closer with GDB:

Thread 2 "cargo" received signal SIGUSR1, User defined signal 1.
[Switching to Thread 0x3ff7e0ffc0 (LWP 1094)]
syscall (syscall_number=98, arg1=<optimized out>, arg2=137, arg3=0, arg4=0, arg5=0, arg6=-1, arg7=274609471544) at ../sysdeps/unix/sysv/linux/riscv/syscall.c:27
27  ../sysdeps/unix/sysv/linux/riscv/syscall.c: No such file or directory.
(gdb) bt
#0  syscall (syscall_number=98, arg1=<optimized out>, arg2=137, arg3=0, arg4=0, arg5=0, arg6=-1, arg7=274609471544) at ../sysdeps/unix/sysv/linux/riscv/syscall.c:27
#1  0x0000002aab379664 in std::sys::unix::futex::futex_wait () at library/std/src/sys/unix/futex.rs:62
#2  0x0000002aab37c50e in std::sys::unix::locks::futex_condvar::Condvar::wait_optional_timeout () at library/std/src/sys/unix/locks/futex_condvar.rs:51
#3  std::sys::unix::locks::futex_condvar::Condvar::wait () at library/std/src/sys/unix/locks/futex_condvar.rs:35
#4  0x0000002aab3504d4 in <jobserver::HelperState>::for_each_request::<jobserver::imp::spawn_helper::{closure#1}::{closure#0}> ()
#5  0x0000002aab350a60 in std::sys_common::backtrace::__rust_begin_short_backtrace::<jobserver::imp::spawn_helper::{closure#1}, ()> ()
#6  0x0000002aab350cb2 in _RINvNvNtCseOBki07ryB6_3std9panicking3try7do_callINtNtNtCsidPuqEqzKzv_4core5panic11unwind_safe16AssertUnwindSafeNCNCINvMNtB6_6threadNtB1T_7Builder16spawn_unchecked_NCNvNtCsGjmX1GWYch_9jobserver3imp12spawn_helpers_0uEs_00EuEB2H_.llvm.3138756864971081497 ()
#7  0x0000002aab350d4e in __rust_try.llvm.3138756864971081497 ()
#8  0x0000002aab351954 in <<std::thread::Builder>::spawn_unchecked_<jobserver::imp::spawn_helper::{closure#1}, ()>::{closure#1} as core::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} ()
#9  0x0000002aab37bdc0 in alloc::boxed::{impl#44}::call_once<(), dyn core::ops::function::FnOnce<(), Output=()>, alloc::alloc::Global> () at library/alloc/src/boxed.rs:1935
#10 alloc::boxed::{impl#44}::call_once<(), alloc::boxed::Box<dyn core::ops::function::FnOnce<(), Output=()>, alloc::alloc::Global>, alloc::alloc::Global> () at library/alloc/src/boxed.rs:1935
#11 std::sys::unix::thread::{impl#2}::new::thread_start () at library/std/src/sys/unix/thread.rs:108
#12 0x0000003ff7e7d450 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
#13 0x0000003ff7ecaef2 in __thread_start () at ../sysdeps/unix/sysv/linux/riscv/clone.S:85

Seems like this might be a more fundamental bug, but I'm not sure how to proceed from here.

tommythorn commented 2 years ago

dmesg had a bit more:

[ 8935.594852] rustc[1472]: unhandled signal 11 code 0x1 at 0x0000000000000008 in librustc_driver-ac972a4e10c98556.so[3fab1a3000+6fb9000]                                                                                                                                                                               
[ 8935.594959] CPU: 1 PID: 1472 Comm: rustc Not tainted 5.17.0-1006-starfive #7-Ubuntu
[ 8935.594974] Hardware name: StarFive VisionFive V1 (DT)
[ 8935.594982] epc : 0000003faee8d1aa ra : 0000003faf093baa sp : 0000003faae67fc0
[ 8935.594991]  gp : 0000002adc331800 tp : 0000003faae87480 t0 : 0000000000002000
[ 8935.594999]  t1 : 0000000000000002 t2 : 0000003faae6b2b8 s0 : 0000003faae69a38
[ 8935.595008]  s1 : 0000000000000000 a0 : ffffffffffffe000 a1 : 0000003faae69a90
[ 8935.595016]  a2 : 00000000000012d0 a3 : 0000000000000000 a4 : 0000000000000000
[ 8935.595024]  a5 : 0000000000000000 a6 : 0000003faae6c0cb a7 : 0000000000000001
[ 8935.595032]  s2 : 0000003faae69a90 s3 : 0000000000001a70 s4 : 0000003faae6aefb
[ 8935.595041]  s5 : ffffffffffffe590 s6 : 0000000000000000 s7 : 0000003faae6aca3
[ 8935.595049]  s8 : 0000003faae6ac8b s9 : 0000003faae6ac73 s10: 0000003faae6ac5b
[ 8935.595057]  s11: 0000000000001000 t3 : 0000003faae6c0ab t4 : 0000003faae6b2f0
[ 8935.595065]  t5 : 0000003faae6b380 t6 : 0000003faae6b440
[ 8935.595072] status: 0000000200004020 badaddr: 0000000000000008 cause: 000000000000000d

I'll move this to rustlib as it appears to be a futex issue.

cuviper commented 2 years ago

Yeah, this will be a toolchain / std issue, thanks for filling that!