Bug 197506 - [jenkins] duplicate free from zone
Summary: [jenkins] duplicate free from zone
Status: Closed FIXED
Alias: None
Product: Base System
Classification: Unclassified
Component: kern (show other bugs)
Version: CURRENT
Hardware: Any Any
: --- Affects Some People
Assignee: freebsd-bugs mailing list
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2015-02-10 04:28 UTC by Enji Cooper
Modified: 2015-02-10 17:52 UTC (History)
1 user (show)

See Also:


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Description Enji Cooper freebsd_committer 2015-02-10 04:28:40 UTC
Seen while running Jenkins:
https://jenkins.freebsd.org/job/FreeBSD_HEAD-tests2/669/console

The affected version is:

FreeBSD 11.0-CURRENT #29 r278479: Tue Feb 10 02:05:48 UTC 2015

local/atf/atf-c/detail/process_test:status_coredump  ->  panic: Duplicate free of 0xfffff800062bfc00 from zone 0xfffff8007ffce380(1024) slab 0xfffff8000629b3f0(3)

cpuid = 1
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe00974fd690
vpanic() at vpanic+0x189/frame 0xfffffe00974fd710
panic() at panic+0x43/frame 0xfffffe00974fd770
uma_dbg_free() at uma_dbg_free+0xee/frame 0xfffffe00974fd7a0
uma_zfree_arg() at uma_zfree_arg+0x44/frame 0xfffffe00974fd800
free() at free+0x99/frame 0xfffffe00974fd840
sigexit() at sigexit+0x975/frame 0xfffffe00974fdae0
postsig() at postsig+0x2a9/frame 0xfffffe00974fdbb0
ast() at ast+0x337/frame 0xfffffe00974fdbf0
Xfast_syscall() at Xfast_syscall+0x160/frame 0xfffffe00974fdbf0
--- syscall (0, FreeBSD ELF64, nosys), rip = 0x800b137ca, rsp = 0x7fffffffd498, rbp = 0x7fffffffd4d0 ---
Comment 1 Enji Cooper freebsd_committer 2015-02-10 10:23:11 UTC
r278479 / r278494 are likely culprits for the crash. CCing rpaulo instead.
Comment 2 Rui Paulo freebsd_committer 2015-02-10 17:52:23 UTC
This was the result of a mis-merge from another repository.  I fixed a few hours later.  Looks like #671 is fine.