Re: [tor-bugs] #28183 [- Select a component]: tor-0.3.5.3_alpha unexpected stop bug: (Sandbox) Caught a bad syscall attempt (syscall shutdown)

[Tor Bug Tracker & Wiki]

#28183: tor-0.3.5.3_alpha unexpected stop bug: (Sandbox) Caught a bad syscall
attempt (syscall shutdown)
-+-
 Reporter:  n05  |  Owner:  (none)
 Type:  defect   | Status:  new
 Priority:  Medium   |  Milestone:  Tor:
 |  0.3.5.x-final
Component:  - Select a component |Version:  Tor:
 |  0.3.5.3-alpha
 Severity:  Normal   | Resolution:
 Keywords:  (Sandbox) Caught a bad syscall   |  Actual Points:
  attempt (syscall shutdown) |
Parent ID:   | Points:
 Reviewer:   |Sponsor:
-+-
Changes (by n05):

 * keywords:  sandbox, regression => (Sandbox) Caught a bad syscall attempt
 (syscall shutdown)
 * component:  Core Tor/Tor => - Select a component


Comment:

 this crash persists about a month. not kernel-dependent.

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[tor-bugs] #28183 [- Select a component]: tor-0.3.5.3_alpha unexpected stop bug: (Sandbox) Caught a bad syscall attempt (syscall shutdown)

[Tor Bug Tracker & Wiki]

#28183: tor-0.3.5.3_alpha unexpected stop bug: (Sandbox) Caught a bad syscall
attempt (syscall shutdown)
-+-
 Reporter:  n05  |  Owner:  (none)
 Type:  defect   | Status:  new
 Priority:  Medium   |  Component:  - Select a
 |  component
  Version:  Tor: 0.3.5.3-alpha   |   Severity:  Normal
 Keywords:  (Sandbox) Caught a bad   |  Actual Points:
  syscall attempt (syscall   |
  shutdown)  |
Parent ID:   | Points:
 Reviewer:   |Sponsor:
-+-
 tor -f ./torrc
 Oct 24 08:10:51.726 [notice] Tor 0.3.5.3-alpha running on Linux with
 Libevent 2.1.8-stable, OpenSSL 1.0.2p, Zlib 1.2.11, Liblzma 5.2.4, and
 Libzstd N/A.
 Oct 24 08:10:51.726 [notice] This version is not a stable Tor release.
 Expect more bugs than usual.
 Oct 24 08:10:51.726 [notice] Read configuration file "/home/n05/./torrc".
 Oct 24 08:10:51.730 [notice] Opening Socks listener on 127.0.0.1:7012
 Oct 24 08:10:51.730 [notice] Opened Socks listener on 127.0.0.1:7012
 Oct 24 08:10:51.000 [notice] Parsing GEOIP IPv4 file /usr/share/tor/geoip.
 Oct 24 08:10:51.000 [notice] Parsing GEOIP IPv6 file
 /usr/share/tor/geoip6.
 Oct 24 08:10:51.000 [notice] Bootstrapped 0%: Starting
 Oct 24 08:10:52.000 [notice] Starting with guard context "default"
 Oct 24 08:10:52.000 [notice] Bootstrapped 10%: Finishing handshake with
 directory server
 Oct 24 08:10:52.000 [notice] Bootstrapped 80%: Connecting to the Tor
 network
 Oct 24 08:10:52.000 [notice] Bootstrapped 90%: Establishing a Tor circuit
 Oct 24 08:10:53.000 [notice] Bootstrapped 100%: Done

  T= 1540371205
 (Sandbox) Caught a bad syscall attempt (syscall shutdown)
 tor(+0x7cb9e)[0x559d07c0cb9e]
 /lib64/libc.so.6(shutdown+0x7)[0x7f7b36b6ab97]
 /lib64/libc.so.6(shutdown+0x7)[0x7f7b36b6ab97]
 /usr/lib64/libcrypto.so.1.0.0(+0xf885d)[0x7f7b3738785d]
 /usr/lib64/libcrypto.so.1.0.0(BIO_free+0x8a)[0x7f7b3733237a]
 /usr/lib64/libcrypto.so.1.0.0(BIO_free_all+0x24)[0x7f7b373920e4]
 /usr/lib64/libssl.so.1.0.0(SSL_free+0x97)[0x7f7b37c7ac87]
 tor(tor_tls_free_+0x3c)[0x559d07c3f93c]
 tor(+0x1c631a)[0x559d07d5631a]
 tor(+0x1c1e34)[0x559d07d51e34]
 tor(+0x1c228e)[0x559d07d5228e]
 /usr/lib64/libevent-2.1.so.6(+0x20b45)[0x7f7b374fbb45]
 /usr/lib64/libevent-2.1.so.6(event_base_loop+0x507)[0x7f7b374fc8a7]
 tor(do_main_loop+0x74)[0x559d07d4a994]
 tor(tor_run_main+0x11a6)[0x559d07d5a9b6]
 tor(tor_main+0x26)[0x559d07d5bdc6]
 tor(main+0x9)[0x559d07be1be9]
 /lib64/libc.so.6(__libc_start_main+0xe7)[0x7f7b36a86ae7]
 tor(_start+0x2a)[0x559d07be1c2a]


 torrc:
 Log notice

 #SEC
 SandBox 1
 SafeLogging 1
 NoExec 1
 ClientOnly 1
 SafeSocks 1
 TestSocks 1

 #NET
 #8min keep-alive
 KeepAlivePeriod 600
 SOCKSPort 7012

 #PERF
 TruncateLogFile 1
 HardwareAccel 1
 #AccelName rdrand
 AvoidDiskWrites 1

 emerge --info

 Portage 2.3.51 (python 3.6.6-final-0, default/linux/amd64/17.0, gcc-8.2.0,
 glibc-2.27-r6, 4.19.0-gentoo_intel x86_64)
 =
 System uname: Linux-4.19.0-gentoo_intel-x86_64-Intel-R-_Core-TM-
 _i7-2860QM_CPU_@_2.50GHz-with-gentoo-2.6
 KiB Mem:16211896 total,328624 free
 KiB Swap:   15625212 total,  15625212 free
 Timestamp of repository gentoo: Wed, 24 Oct 2018 00:45:01 +
 sh bash 4.4_p23
 ld GNU ld (Gentoo 2.31.1 p3) 2.31.1
 distcc 3.2rc1 x86_64-pc-linux-gnu [disabled]
 ccache version 3.5 [disabled]
 app-shells/bash:  4.4_p23::gentoo
 dev-java/java-config: 2.2.0-r4::gentoo
 dev-lang/perl:5.26.2::gentoo
 dev-lang/python:  2.7.15::gentoo, 3.6.6::gentoo
 dev-util/ccache:  3.5::gentoo
 dev-util/cmake:   3.12.3::gentoo
 dev-util/pkgconfig:   0.29.2::gentoo
 sys-apps/baselayout:  2.6-r1::gentoo
 sys-apps/openrc:  0.39::gentoo
 sys-apps/sandbox: 2.13::gentoo
 sys-devel/autoconf:   2.13::gentoo, 2.69-r4::gentoo
 sys-devel/automake:   1.16.1-r1::gentoo
 sys-devel/binutils:   2.31.1-r1::gentoo
 sys-devel/gcc:8.2.0-r3::gentoo
 sys-devel/gcc-config: 2.0::gentoo
 sys-devel/libtool:2.4.6-r5::gentoo
 sys-devel/make:   4.2.1-r4::gentoo
 sys-kernel/linux-headers: 4.19::gentoo (virtual/os-headers)
 sys-libs/glibc:   2.27-r6::gentoo
 Repositories:

 gentoo
 location: /usr/portage
 sync-type: webrsync
 sync-uri: rsync://rsync.gentoo.org/gentoo-portage
 priority: -1000


 ACCEPT_KEYWORDS="amd64 ~amd64"
 ACCEPT_LICENSE="* -@EULA"
 CBUILD="x86_64-pc-linux-gnu"
 CFLAGS="-O2 -pipe   -flto=8 -fuse-ld=gold   -fomit-frame-
 pointer -ftree-vectorize   -march=sandybridge -mtune=sandybridge -mmmx
 -msse -msse2 -msse3 -mssse3