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[tor-bugs] #13295 [Tor]: tor-resolve asserts due to missing crypto initialization.
#13295: tor-resolve asserts due to missing crypto initialization.
-------------------------+----------------------------------
Reporter: yawning | Owner:
Type: defect | Status: new
Priority: normal | Milestone:
Component: Tor | Version: Tor: unspecified
Keywords: tor-resolve | Actual Points:
Parent ID: | Points:
-------------------------+----------------------------------
From IRC, trivial to reproduce.
{{{
ypres :: Development/tor/build âmaster*â % ./src/tools/tor-resolve
www.google.com localhost:9050
Sep 29 15:32:50.517 [err] tor_assertion_failed_(): Bug:
../src/ext/csiphash.c:156: siphash24g: Assertion the_siphash_key_is_set
failed; aborting.
Sep 29 15:32:50.517 [err] Bug: Assertion the_siphash_key_is_set failed in
siphash24g at ../src/ext/csiphash.c:156. Stack trace:
Sep 29 15:32:50.517 [err] Bug: ./src/tools/tor-
resolve(log_backtrace+0x41) [0x7f173d0e1fe1]
Sep 29 15:32:50.517 [err] Bug: ./src/tools/tor-
resolve(tor_assertion_failed_+0x8c) [0x7f173d0d619c]
Sep 29 15:32:50.517 [err] Bug: ./src/tools/tor-
resolve(siphash24g+0x5f) [0x7f173d0e1def]
Sep 29 15:32:50.517 [err] Bug: ./src/tools/tor-resolve(+0x235cc)
[0x7f173d0df5cc]
Sep 29 15:32:50.518 [err] Bug: ./src/tools/tor-
resolve(sandbox_getaddrinfo+0x75) [0x7f173d0e0e85]
Sep 29 15:32:50.518 [err] Bug: ./src/tools/tor-
resolve(tor_addr_lookup+0x119) [0x7f173d0c88e9]
Sep 29 15:32:50.518 [err] Bug: ./src/tools/tor-
resolve(tor_lookup_hostname+0x25) [0x7f173d0cd7e5]
Sep 29 15:32:50.518 [err] Bug: ./src/tools/tor-
resolve(addr_port_lookup+0xb2) [0x7f173d0c9b52]
Sep 29 15:32:50.518 [err] Bug: ./src/tools/tor-resolve(main+0x182)
[0x7f173d0c7012]
Sep 29 15:32:50.518 [err] Bug:
/usr/lib/libc.so.6(__libc_start_main+0xf0) [0x7f173b943040]
Sep 29 15:32:50.518 [err] Bug: ./src/tools/tor-resolve(+0xbb52)
[0x7f173d0c7b52]
[1] 19923 abort (core dumped) ./src/tools/tor-resolve www.google.com
localhost:9050
}}}
I reproduced it with master, but any version that uses the siphash backed
HT implementation will have this problem. Calling `crypto_global_init()`
and linking the appropriate libraries fixes the problem, naturally.
--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/13295>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
The Tor Project: anonymity online
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