Date: Sat, 28 Aug 2010 23:31:24 -0400 From: Nathaniel W Filardo <nwf@cs.jhu.edu> To: freebsd-sparc64@freebsd.org Subject: Inactive pmap? Message-ID: <20100829033124.GO13607@gradx.cs.jhu.edu>
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--FhKpTYimqQF2+bfE Content-Type: text/plain; charset=us-ascii Content-Disposition: inline I've been getting a few of these over the past while. I don't believe there's a hardware problem. The hardware is a stock V240 uniprocessor machine. FreeBSD hydra.priv.oc.ietfng.org 8.1-STABLE FreeBSD 8.1-STABLE #18 r211472+d3b8a13: Fri Aug 20 00:54:00 EDT 2010 root@hydra.priv.oc.ietfng.org:/systank/obj/systank/src/sys/NWFKERN sparc64 panic() at panic+0x1c8 tlb_page_demap() at tlb_page_demap+0x148 pmap_cache_enter() at pmap_cache_enter+0x1dc pmap_kenter() at pmap_kenter+0x1b4 pmap_qenter() at pmap_qenter+0x78 sf_buf_alloc() at sf_buf_alloc+0x160 zfs_freebsd_read() at zfs_freebsd_read+0x2cc VOP_READ_APV() at VOP_READ_APV+0x108 VOP_READ_AP() at VOP_READ_AP+0xc null_bypass() at null_bypass+0x124 VOP_READ_APV() at VOP_READ_APV+0x11c vn_read() at vn_read+0x240 dofileread() at dofileread+0x74 kern_preadv() at kern_preadv+0x68 pread() at pread+0x50 syscall() at syscall+0x25c -- syscall (475, FreeBSD ELF64, pread) %o7=0x4022d784 -- userland() at 0x4022fa48 user trace: trap %o7=0x4022d784 pc 0x4022fa48, sp 0x7fdffffd891 pc 0x4022b474, sp 0x7fdffffd9a1 pc 0x4022b6b0, sp 0x7fdffffdcb1 pc 0x4022c84c, sp 0x7fdffffdd71 pc 0x40226e74, sp 0x7fdffffe4d1 done Uptime: 5d3h53m14s and FreeBSD hydra.priv.oc.ietfng.org 8.1-STABLE FreeBSD 8.1-STABLE #17 r210985+7fd3af5: Sat Aug 7 14:25:03 EDT 2010 root@hydra.priv.oc.ietfng.org:/systank/obj/systank/src/sys/NWFKERN sparc64 panic: tlb_page_demap: inactive pmap? cpuid = 0 KDB: stack backtrace: panic() at panic+0x1c8 tlb_page_demap() at tlb_page_demap+0x148 pmap_cache_remove() at pmap_cache_remove+0x1a0 pmap_kremove() at pmap_kremove+0x120 pmap_qremove() at pmap_qremove+0x74 sf_buf_free() at sf_buf_free+0x8 zfs_freebsd_read() at zfs_freebsd_read+0x2f4 VOP_READ_APV() at VOP_READ_APV+0x108 VOP_READ_AP() at VOP_READ_AP+0xc null_bypass() at null_bypass+0x124 VOP_READ_APV() at VOP_READ_APV+0x11c vn_read() at vn_read+0x240 dofileread() at dofileread+0x74 kern_preadv() at kern_preadv+0x68 pread() at pread+0x50 syscall() at syscall+0x25c -- syscall (475, FreeBSD ELF64, pread) %o7=0x4020f784 -- userland() at 0x40211a48 user trace: trap %o7=0x4020f784 pc 0x40211a48, sp 0x7fdffffd891 pc 0x4020d474, sp 0x7fdffffd9a1 pc 0x4020d6b0, sp 0x7fdffffdcb1 pc 0x4020e84c, sp 0x7fdffffdd71 pc 0x40208e74, sp 0x7fdffffe4d1 done Uptime: 8d4h57m37s Suggestions? Thanks much. --nwf; --FhKpTYimqQF2+bfE Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.10 (GNU/Linux) iEYEARECAAYFAkx51IwACgkQTeQabvr9Tc9PhwCeKE+GfvvAQyFWdeaw9XKL4yh7 e6wAnjMQCuP5vt+soilJ7fazUQU0qZl/ =rP9J -----END PGP SIGNATURE----- --FhKpTYimqQF2+bfE--
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