Date: Sun, 20 Feb 2011 15:26:28 +0800 From: dave jones <s.dave.jones@gmail.com> To: gljennjohn@googlemail.com Cc: freebsd-fs@freebsd.org Subject: Re: msdosfs kernel panic with a broken usb flash drive Message-ID: <AANLkTin2g4eWXYbXLjeoBPjihr_jLpA%2BYfvHh9L4SW1G@mail.gmail.com> In-Reply-To: <20110219105634.1c5e4402@ernst.jennejohn.org> References: <AANLkTin0O5bc6kPoRjZkFy9k0E=qs_16zqRMjxcBCkhC@mail.gmail.com> <20110219105634.1c5e4402@ernst.jennejohn.org>
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Sorry, I don't have a kernel crash dump, but the ddb trace is something like: msdosfs_setattr()+0x.... The machine is running is 9.0 -current. On Sat, Feb 19, 2011 at 5:56 PM, Gary Jennejohn wrote: > On Sat, 19 Feb 2011 12:42:48 +0800 > dave jones <s.dave.jones@gmail.com> wrote: > >> Recently I have two broken USB thumb drives. I tried to mount /dev/da0s1 >> by using mount_msdosfs /dev/da0s1 /mnt, and I got the kernel panic. >> I tried another broken usb drive, the result is the same, kernel panic. >> I also tried it on Linux using "mount -t /dev/sdb1 /mnt", no panic. >> >> Does it make sense that mounting broken USB drives would cause the >> kernel panic? >> Any idea how to solve this issue? thank you. >> > > Without back trace from ddb or a kernel crash dump it would a little > difficult for anyone to provide an intelligent answer. > > -- > Gary Jennejohn >
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