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Date: Wed, 1 Mar 2006 03:34:04 -0800 (PST) From: li nux <[EMAIL PROTECTED]> To: [email protected] Subject: kexec x86_64: VFS: Cannot open root device, kernel panic On x86_64 I am trying out kexec/kdump The root fs is reiserfs 1. Boot the current kernel with [EMAIL PROTECTED] 2. # cat /proc/cmdline root=/dev/cciss/c0d0p5 selinux=0 resume=/dev/cciss/c0d0p3 splash=silent numa =off [EMAIL PROTECTED] 3. Preload the capture kernel using kexec --load-panic /boot/vmlinux-2.6.16-rc4-3-kdump --args-linux --append="root= /dev/cciss/c0d0p5 selinux=0 resume=/dev/cciss/c0d0p3 splash=silent numa=off" 4. force a panic echo c > /proc/sysrq-trigger While booting the capture kernel, it panics with the following message: VFS: Cannot open root device "cciss/c0d0p5" or unknown-block(0,0) Please append a correct "root=" boot option Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0) 1. When the capture kernel boots what happens to the io/nw drivers and any other modules which were inserted into the first kernel 2. Is there anything wrong with the steps I followed -lnxluv __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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