On 11/12/20 at 15:08 +0100, Michael Biebl wrote: > Am 11.12.20 um 09:09 schrieb Lucas Nussbaum: > > On 10/12/20 at 22:12 +0100, Michael Biebl wrote: > > > Am 10.12.20 um 22:10 schrieb John Paul Adrian Glaubitz: > > > > Hi Michael! > > > > > > > > On 12/10/20 8:42 PM, Michael Biebl wrote: > > > > > ============================================================================ > > > > > Testsuite summary for systemd-bootchart 233 > > > > > ============================================================================ > > > > > # TOTAL: 1 > > > > > # PASS: 1 > > > > > # SKIP: 0 > > > > > # XFAIL: 0 > > > > > # FAIL: 0 > > > > > # XPASS: 0 > > > > > # ERROR: 0 > > > > > ============================================================================ > > > > > > > > Did the test machine you used actually have that many cores? > > > > > > No idea > > > > I tried building with SMT off (so the machine only has 20 visible > > cores). I could reproduce the failure. (I disabled SMT at runtime using > > ppc64_cpu --smt=off) > > > > It also fails when running 'make check VERBOSE=1' (so it's not caused by > > parallelism). > > > > It crashes with: > > (gdb) r -o /tmp/tmp.k64Np1I2cr -n 10 -r -p > > Starting program: /root/systemd-bootchart-233/systemd-bootchart -o > > /tmp/tmp.k64Np1I2cr -n 10 -r -p > > [Thread debugging using libthread_db enabled] > > Using host libthread_db library > > "/lib/powerpc64le-linux-gnu/libthread_db.so.1". > > > > Program received signal SIGSEGV, Segmentation fault. > > 0x0000000100004d04 in svg_ps_bars (interval=<optimized out>, > > graph_start=2775.3698308829998, ps_first=0x1000505d0, n_cpus=1, > > n_samples=10, head=0x100050770, of=0x1000503f0) at src/svg.c:1187 > > 1187 i = ps->sample->next->sampledata->counter; > > (gdb) bt > > #0 0x0000000100004d04 in svg_ps_bars (interval=<optimized out>, > > graph_start=2775.3698308829998, ps_first=0x1000505d0, > > n_cpus=1, n_samples=10, head=0x100050770, of=0x1000503f0) at > > src/svg.c:1187 > > This looks a lot like > > https://github.com/systemd/systemd-bootchart/pull/37 > specifically > https://github.com/systemd/systemd-bootchart/pull/37/commits/65320230f5fcb02e81df5131a4dc03092558c263 > > Could you give this PR a try?
Hi, This branch fixes the crash. Lucas
