I got an error when I run nautilus with solidity as my target. It said thread 'fuzzer_2' panicked at 'shm_id "No space left on device.
thread 'fuzzer_1' panicked at 'shm_id "No space left on device"', forksrv/src/lib.rs:205:17
stack backtrace:
thread 'fuzzer_2' panicked at 'shm_id "No space left on device"', forksrv/src/lib.rs:205:17
0: 0x5555556e6bfc - std::backtrace_rs::backtrace::libunwind::trace::h2ab374bc2a3b7023
at /rustc/9dd4ce80fb01d1ff5cb5002f08b7b3847b59e664/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
1: 0x5555556e6bfc - std::backtrace_rs::backtrace::trace_unsynchronized::h128cb5178b04dc46
at /rustc/9dd4ce80fb01d1ff5cb5002f08b7b3847b59e664/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
2: 0x5555556e6bfc - std::sys_common::backtrace::_print_fmt::h5344f9eefca2041f
at /rustc/9dd4ce80fb01d1ff5cb5002f08b7b3847b59e664/library/std/src/sys_common/backtrace.rs:67:5
3: 0x5555556e6bfc - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h213003bc5c7acf04
at /rustc/9dd4ce80fb01d1ff5cb5002f08b7b3847b59e664/library/std/src/sys_common/backtrace.rs:46:22
4: 0x555555708e5c - core::fmt::write::h78bf85fc3e93663f
at /rustc/9dd4ce80fb01d1ff5cb5002f08b7b3847b59e664/library/core/src/fmt/mod.rs:1126:17
5: 0x5555556e4165 - std::io::Write::write_fmt::he619515c888f21a5
at /rustc/9dd4ce80fb01d1ff5cb5002f08b7b3847b59e664/library/std/src/io/mod.rs:1667:15
6: 0x5555556e87c0 - std::sys_common::backtrace::_print::hf706674f77848203
at /rustc/9dd4ce80fb01d1ff5cb5002f08b7b3847b59e664/library/std/src/sys_common/backtrace.rs:49:5
7: 0x5555556e87c0 - std::sys_common::backtrace::print::hf0b6c7a88804ec56
at /rustc/9dd4ce80fb01d1ff5cb5002f08b7b3847b59e664/library/std/src/sys_common/backtrace.rs:36:9
8: 0x5555556e87c0 - std::panicking::default_hook::{{closure}}::h2dde766cd83a333a
at /rustc/9dd4ce80fb01d1ff5cb5002f08b7b3847b59e664/library/std/src/panicking.rs:210:50
9: 0x5555556e8377 - std::panicking::default_hook::h501e3b2e134eb149
at /rustc/9dd4ce80fb01d1ff5cb5002f08b7b3847b59e664/library/std/src/panicking.rs:227:9
10: 0x5555556e8e74 - std::panicking::rust_panic_with_hook::hc09e869c4cf00885
at /rustc/9dd4ce80fb01d1ff5cb5002f08b7b3847b59e664/library/std/src/panicking.rs:624:17
11: 0x5555556e8950 - std::panicking::begin_panic_handler::{{closure}}::hc2c6d70142458fc8
at /rustc/9dd4ce80fb01d1ff5cb5002f08b7b3847b59e664/library/std/src/panicking.rs:521:13
12: 0x5555556e70a4 - std::sys_common::backtrace::__rust_end_short_backtrace::had58f7c459a1cd6e
at /rustc/9dd4ce80fb01d1ff5cb5002f08b7b3847b59e664/library/std/src/sys_common/backtrace.rs:141:18
13: 0x5555556e88b9 - rust_begin_unwind
at /rustc/9dd4ce80fb01d1ff5cb5002f08b7b3847b59e664/library/std/src/panicking.rs:517:5
14: 0x55555559db3b - std::panicking::begin_panic_fmt::h72e1f9ab89522086
at /rustc/9dd4ce80fb01d1ff5cb5002f08b7b3847b59e664/library/std/src/panicking.rs:460:5
15: 0x5555556c4322 - forksrv::ForkServer::new::h32c3a55efbd4dcac
16: 0x5555555c827e - fuzzer::fuzzer::Fuzzer::new::hc13533b0a5d67be8
17: 0x5555555a44f5 - fuzzer::fuzzing_thread::h8950c25ab0c74bcf
18: 0x5555555ae752 - std::sys_common::backtrace::__rust_begin_short_backtrace::h256253a3ae85ff90
19: 0x5555555c1497 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h85a6a903e174724b
20: 0x5555556ec653 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h59eef3b9c8a82350
at /rustc/9dd4ce80fb01d1ff5cb5002f08b7b3847b59e664/library/alloc/src/boxed.rs:1636:9
21: 0x5555556ec653 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hb5bbe017c347469c
at /rustc/9dd4ce80fb01d1ff5cb5002f08b7b3847b59e664/library/alloc/src/boxed.rs:1636:9
22: 0x5555556ec653 - std::sys::unix::thread::Thread::new::thread_start::h62931528f61e35f5
at /rustc/9dd4ce80fb01d1ff5cb5002f08b7b3847b59e664/library/std/src/sys/unix/thread.rs:106:17
23: 0x7ffff7a1f609 - start_thread
at /build/glibc-eX1tMB/glibc-2.31/nptl/pthread_create.c:477:8
24: 0x7ffff77ef293 - clone
25: 0x0 - <unknown>
stack backtrace:
Segmentation fault
But I still have much free space on disk.
cityoflight77@vps:~/nautilus$ df -h /
Filesystem Size Used Avail Use% Mounted on
/dev/sda1 150G 35G 110G 24% /
cityoflight77@vps:~/nautilus$ df -h /dev/shm
Filesystem Size Used Avail Use% Mounted on
tmpfs 7.7G 0 7.7G 0% /dev/shm
default shared memory limits
cityoflight77@vps:~/nautilus$ ipcs -l
------ Messages Limits --------
max queues system wide = 32000
max size of message (bytes) = 8192
default max size of queue (bytes) = 16384
------ Shared Memory Limits --------
max number of segments = 4096
max seg size (kbytes) = 18014398509465599
max total shared memory (kbytes) = 18014398509481980
min seg size (bytes) = 1
------ Semaphore Limits --------
max number of arrays = 32000
max semaphores per array = 32000
max semaphores system wide = 1024000000
max ops per semop call = 500
semaphore max value = 32767
When I change shmmni to bigger value and reboot than default nautilus will return same error.
And same error happened when I try to fuzz mruby with root. But the error doesn't happened when I fuzz mruby with sudo user.
I got an error when I run nautilus with solidity as my target. It said
thread 'fuzzer_2' panicked at 'shm_id "No space left on device
.But I still have much free space on disk.
default shared memory limits
When I change shmmni to bigger value and reboot than default nautilus will return same error.
And same error happened when I try to fuzz mruby with root. But the error doesn't happened when I fuzz mruby with sudo user.
Any idea @andreafioraldi ?