From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark McLoughlin Subject: Xen pv_ops domU :: BUG() in remove_from_page_cache() Date: Fri, 06 Feb 2009 08:33:26 +0000 Message-ID: <1233909206.3673.30.camel@blaa> Reply-To: Mark McLoughlin Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Return-path: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: xen-devel Cc: Fedora Virtualization List List-Id: xen-devel@lists.xenproject.org Hi, 2.6.29-rc3 x86_64 guest on x86_64 RHEL5.3 host: https://bugzilla.redhat.com/484295 kernel BUG at mm/filemap.c:123! invalid opcode: 0000 [#1] SMP DEBUG_PAGEALLOC last sysfs file: /sys/devices/vbd-51712/block/xvda/xvda2/dev CPU 0 Modules linked in: ipv6 xts lrw gf128mul sha256_generic cbc dm_crypt dm_round_robin dm_multipath btrfs zlib_deflate libcrc32c xfs exportfs jfs reiserfs gfs2 msdos linear raid10 raid456 async_xor async_memcpy async_tx xor raid1 raid0 xen_netfront xen_blkfront iscsi_ibft iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi ext2 ext4 jbd2 crc16 squashfs pcspkr nfs lockd nfs_acl auth_rpcgss sunrpc vfat fat cramfs Pid: 975, comm: sh Tainted: G B W 2.6.29-0.66.rc3.fc11.x86_64 #1 RIP: e030:[] [] __remove_from_page_cache+0x40/0xde RSP: e02b:ffff88007081f928 EFLAGS: 00010002 RAX: 000000000000000d RBX: ffffe20002e9b900 RCX: 0000000000000005 RDX: ffff88000000ac48 RSI: fffffffffffffff0 RDI: ffff880000009700 RBP: ffff88007081f938 R08: 0000000000000009 R09: ffff88007fc010c8 R10: ffffffff81087cc0 R11: ffff88007fa0b328 R12: ffff88007ba2d160 R13: 000000000000003a R14: 0000000000000002 R15: ffff88007081f9e8 FS: 00007f0a1576d6f0(0000) GS:ffffffff81934000(0000) knlGS:0000000000000000 CS: e033 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: 00007f6308fd5580 CR3: 0000000001001000 CR4: 0000000000000660 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000000 Process sh (pid: 975, threadinfo ffff88007081e000, task ffff880070dda390) Stack: ffff88007ba2d178 ffffe20002e9b900 ffff88007081f958 ffffffff810a8c67 ffffe20002e9b900 000000000000003a ffff88007081f978 ffffffff810b0b27 0000000000000002 ffffe20002e9b900 ffff88007081fa78 ffffffff810b0c2b Call Trace: [] remove_from_page_cache+0x2b/0x38 [] truncate_complete_page+0x4c/0x61 [] truncate_inode_pages_range+0xef/0x36e [] truncate_inode_pages+0xd/0x12 [] dispose_list+0x3b/0xf8 [] invalidate_inodes+0xdc/0xfa [] generic_shutdown_super+0x4a/0xe8 [] kill_block_super+0x22/0x3a [] deactivate_super+0x68/0x7d [] mntput_no_expire+0x10d/0x14e [] __fput+0x18a/0x197 [] fput+0x18/0x1a [] remove_vma+0x4f/0x85 [] exit_mmap+0x11b/0x13d [] mmput+0x45/0xa4 [] exit_mm+0x114/0x120 [] do_exit+0x1da/0x8b4 [] ? lock_acquired+0x29e/0x2ae [] ? get_signal_to_deliver+0x61/0x2b8 [] do_group_exit+0x7f/0xaf [] ? _spin_unlock_irq+0x32/0x37 [] get_signal_to_deliver+0x29a/0x2b8 [] do_notify_resume+0x90/0x8a4 [] ? _spin_unlock_irqrestore+0x40/0x57 [] ? trace_hardirqs_off_caller+0x1f/0xac [] ? _spin_unlock_irqrestore+0x47/0x57 [] ? trace_hardirqs_on_caller+0x1f/0x153 [] ? tty_ldisc_deref+0x69/0x6e [] ? tty_read+0x87/0xba [] ? sysret_signal+0x5/0x109 [] ? trace_hardirqs_on_caller+0x1f/0x153 [] sysret_signal+0x9b/0x109 Code: 24 08 e8 3a ad 0e 00 48 c7 43 18 00 00 00 00 49 ff 8c 24 c8 00 00 00 be 09 00 00 00 48 89 df e8 e9 f3 00 00 8b 43 0c 85 c0 78 04 <0f> 0b eb fe 48 89 df e8 b7 35 03 00 f6 03 10 0f 84 84 00 00 00 RIP [] __remove_from_page_cache+0x40/0xde RSP Cheers, Mark.