Bug 200587 - panic: vinvalbuf: dirty bufs
Summary: panic: vinvalbuf: dirty bufs
Status: Closed FIXED
Alias: None
Product: Base System
Classification: Unclassified
Component: kern (show other bugs)
Version: CURRENT
Hardware: Any Any
: --- Affects Only Me
Assignee: freebsd-bugs mailing list
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2015-06-02 06:56 UTC by Peter Holm
Modified: 2015-06-04 05:36 UTC (History)
1 user (show)

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Description Peter Holm freebsd_committer 2015-06-02 06:56:14 UTC
Seen during stress tests of NFS w/ lockd:

panic: vinvalbuf: dirty bufs
cpuid = 13
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe081e6d11c0
vpanic() at vpanic+0x25e/frame 0xfffffe081e6d1290
kproc_shutdown() at kproc_shutdown/frame 0xfffffe081e6d12f0
bufobj_invalbuf() at bufobj_invalbuf+0x149/frame 0xfffffe081e6d1340
vinvalbuf() at vinvalbuf+0x80/frame 0xfffffe081e6d1370
vfs_domount_first() at vfs_domount_first+0x141/frame 0xfffffe081e6d15d0
vfs_domount() at vfs_domount+0x462/frame 0xfffffe081e6d17a0
vfs_donmount() at vfs_donmount+0x902/frame 0xfffffe081e6d1850
sys_nmount() at sys_nmount+0xd8/frame 0xfffffe081e6d18a0
syscallenter() at syscallenter+0x516/frame 0xfffffe081e6d1980
amd64_syscall() at amd64_syscall+0x62/frame 0xfffffe081e6d1ab0

Details @ https://people.freebsd.org/~pho/stress/log/crossmp6.txt
Test scenario: https://people.freebsd.org/~pho/crossmp6.sh
Comment 1 Peter Holm freebsd_committer 2015-06-04 05:36:01 UTC
Fixed and verified by r283968.