Messages in this thread | | | From | "Rafael J. Wysocki" <> | Subject | Re: 2.6.16-rc6-mm2 | Date | Sat, 18 Mar 2006 22:24:37 +0100 |
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On Saturday 18 March 2006 21:54, Andrew Morton wrote: > "Rafael J. Wysocki" <rjw@sisk.pl> wrote: > > > > On Saturday 18 March 2006 13:40, Andrew Morton wrote: > > > > > > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.16-rc6/2.6.16-rc6-mm2/ > > > > I get the following oops from it 100% of the time (on boot): > > > > Trying to free ramdisk memory ... ----------- [cut here ] --------- [please bite here ] --------- > > Kernel BUG at fs/buffer.c:1629 > > invalid opcode: 0000 [1] PREEMPT > > last sysfs file: /block/hdc/range > > CPU 0 > > Modules linked in: > > Pid: 1, comm: swapper Not tainted 2.6.16-rc6-mm2 #16 > > RIP: 0010:[<ffffffff80280d9a>] <ffffffff80280d9a>{block_invalidatepage+202} > > RSP: 0000:ffff81005ff07ac8 EFLAGS: 00010246 > > RAX: 0000000000000000 RBX: ffff810037c09138 RCX: ffff810037c09228 > > RDX: 0000000000000000 RSI: ffff81005ff07a88 RDI: 0000000000000000 > > RBP: ffff81005ff07af8 R08: 0000000000000002 R09: ffff81005ff07a99 > > R10: ffff810037c09138 R11: 0000000000000010 R12: ffff810037c09138 > > R13: 0000000000001000 R14: ffff810037c09138 R15: ffff810001c34e28 > > FS: 0000000000000000(0000) GS:ffffffff80690000(0000) knlGS:0000000000000000 > > CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b > > CR2: 00002afbe89a3000 CR3: 000000005fe36000 CR4: 00000000000006e0 > > Process swapper (pid: 1, threadinfo ffff81005ff06000, task ffff81005ff05530) > > Stack: 0000000000000000 ffff810001c34e28 0000000000000002 0000000000000001 > > ffff810037df47e0 ffffffffffffffff ffff81005ff07b08 ffffffff8027f7b3 > > ffff81005ff07b28 ffffffff802610d5 > > Call Trace: <ffffffff8027f7b3>{do_invalidatepage+35} > > <ffffffff802610d5>{truncate_complete_page+37} <ffffffff8026154f>{truncate_inode_pages_range+207} > > <ffffffff802617c0>{truncate_inode_pages+16} <ffffffff803bac96>{rd_ioctl+86} > > Yeah, ramdisk does strange things. > > That's two. I guess I need to see if Neil left any other little timebombs > in there for us ;) > > --- devel/fs/buffer.c~make-address_space_operations-invalidatepage-return-void-fix 2006-03-18 12:52:37.000000000 -0800 > +++ devel-akpm/fs/buffer.c 2006-03-18 12:53:04.000000000 -0800 > @@ -1624,10 +1624,8 @@ void block_invalidatepage(struct page *p > * The get_block cached value has been unconditionally invalidated, > * so real IO is not possible anymore. > */ > - if (offset == 0) { > - int ret = try_to_release_page(page, 0); > - BUG_ON(!ret); > - } > + if (offset == 0) > + try_to_release_page(page, 0); > out: > return; > } > _
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