On Wednesday, 7 December 2016 12:52:17 UTC+9, brik...@gmail.com wrote: > > 0xb01dfacedebac1e is a poison pill that usually indicates misuse of >> unsafe.Pointer. If there is any use of unsafe.Pointer or CGO in the program >> that would be a good place to start looking. >> > > Interesting. As far as I know, we don't use unsafe.Pointer or cgo anywhere > in the code, but I'll poke around. Maybe some dependency of ours does. > > Also, The particular line of code that leads to one of the panics is deep > inside Go logger Printf code, so I'm not sure how anything in my code could > lead to that? >
The memory corruption probably happened before that line. If there is a data race in the program, then all bets are off. > > Thanks, > Jim > > On Tuesday, December 6, 2016 at 10:29:45 PM UTC, r...@golang.org wrote: >> >> >> 0xb01dfacedebac1e is a poison pill that usually indicates misuse of >> unsafe.Pointer. >> If there is any use of unsafe.Pointer or CGO in the program that would be >> a good >> place to start looking. >> >> You can google "0xb01dfacedebac1e" for more details. >> >> >> >> On Tuesday, December 6, 2016 at 5:00:37 PM UTC-5, brik...@gmail.com >> wrote: >>> >>> Hi folks, >>> >>> We're using Go to write an open source CLI tool called terragrunt >>> <https://github.com/gruntwork-io/terragrunt>. We cross-compile binaries >>> for the tool for multiple OS's. Some of the users are reporting >>> intermittent crashes due to mysterious panic errors. Here are two examples: >>> >>> - https://github.com/gruntwork-io/terragrunt/issues/41 (crash log >>> <https://gist.github.com/antonbabenko/9eae6e5ded37633307d78894e1b6c833> >>> ) >>> - https://github.com/gruntwork-io/terragrunt/issues/68 (crash log >>> <https://gist.github.com/jdubeau123/6f5286fd43019bf66b71ca62e5a0cafe> >>> ) >>> >>> The panics seem to happen in strange places. For example, one happens >>> deep in a call to the Printf method of a logger. Another in malloc. >>> >>> We're at a loss for how to debug these as this doesn't seem to be caused >>> by the usual culprits (e.g. a nil in the code) and can only be reproduced >>> intermittently. Any suggestions? >>> >>> Thanks, >>> Jim >>> >> -- You received this message because you are subscribed to the Google Groups "golang-nuts" group. To unsubscribe from this group and stop receiving emails from it, send an email to golang-nuts+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
