Date: Thu, 12 Dec 2002 01:36:20 -0800 From: Kris Kennaway <kris@obsecurity.org> To: alpha@FreeBSD.org, current@FreeBSD.org Subject: UMA panic under load Message-ID: <20021212093620.GA96248@rot13.obsecurity.org>
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[-- Attachment #1 --] I got this on an alpha tonight. It was under heavy load at the time (18 simultaneous package builds had just been spawned on the machine). Any ideas? Slab at 0xfffffc00042d3fb8, freei 2 = 0. panic: Duplicate free of item 0xfffffc00042d22e0 from zone 0xfffffc0007d31800(VMSPACE) db_print_backtrace() at db_print_backtrace+0x18 panic() at panic+0x104 uma_dbg_free() at uma_dbg_free+0x170 uma_zfree_arg() at uma_zfree_arg+0x150 vmspace_free() at vmspace_free+0xe4 swapout_procs() at swapout_procs+0x428 vm_daemon() at vm_daemon+0x74 fork_exit() at fork_exit+0xe0 exception_return() at exception_return --- root of call graph --- panic Stopped at Debugger+0x34: zapnot v0,#0xf,v0 <v0=0x0> db> Kris [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.1 (FreeBSD) iD8DBQE9+FiTWry0BWjoQKURAjt7AKCNx2161Ef7j7SWWJNyYArhe0s+UwCg0gy2 5cnWWNIQ+xzSGa2sO6s43mk= =31L1 -----END PGP SIGNATURE-----
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