Date: Fri, 30 Jun 2006 11:09:09 +0200 (CEST) From: Martin Blapp <mb@imp.ch> To: freebsd-current@freebsd.org Subject: Please help reviewing ! Got another crash because of the ttymodem() / ttyclose() race Message-ID: <20060630101132.S14714@godot.imp.ch>
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Hi all, This time its FreeBSD 5.5 RELEASE. Same code is in 6.X (which crashed on a different server 5 days ago) and CURRENT. #25 0xc064f4bd in ttymodem () #26 0xc06532bd in ptcclose () #27 0xc05e4e14 in spec_close () #28 0xc05e3edf in spec_vnoperate () #29 0xc06815e0 in vn_close () #30 0xc06825f2 in vn_closefile () #31 0xc0601ba4 in fdrop_locked () #32 0xc0601af1 in fdrop () #33 0xc060015b in closef () #34 0xc05fd5e5 in close () #35 0xc07c5e97 in syscall () Can PLEASE PLEASE someone help me fix this problem and review the patch ? The patch is based on Max Laiers tty.t_pgrp patch. http://mx.imp.ch/patch-tty.t_pgrp.diff Especially the part in ttyinfo() needs to be reviewed carefully. Martin Martin Blapp, <mb@imp.ch> <mbr@FreeBSD.org> ------------------------------------------------------------------ ImproWare AG, UNIXSP & ISP, Zurlindenstrasse 29, 4133 Pratteln, CH Phone: +41 61 826 93 00 Fax: +41 61 826 93 01 PGP: <finger -l mbr@freebsd.org> PGP Fingerprint: B434 53FC C87C FE7B 0A18 B84C 8686 EF22 D300 551E ------------------------------------------------------------------
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