On Wed, 27 Jul 2011 01:37:56 +0600
Roman Mamedov <rm@xxxxxxxxxx> wrote:
> On Wed, 27 Jul 2011 01:02:32 +0600
> Roman Mamedov <rm@xxxxxxxxxx> wrote:
>
> > > - Can this filesystem (nodesize 16384 leafsize 16384 sectorsize 16384) be mounted on an
> > > x86 system with page size of 4K at all, if I move the disk there (didn't try that yet)?
>
> Just tried on an amd64 system, and 1) it mounts 2) an attempt to write causes a live(?)lock with flush-btrfs-11 taking 100% CPU.
> (you can disregard khubd, I had an USB device badly misbehave earlier, and /dev/loop7 is not being accessed via USB anyways).
And got some more stuff in dmesg.
[975061.762564] ------------[ cut here ]------------
[975061.762610] WARNING: at fs/btrfs/inode.c:6775 btrfs_destroy_inode+0x2ab/0x2e0 [btrfs]()
[975061.762612] Hardware name: System Product Name
[975061.762614] Modules linked in: loop usb_storage uas xt_HL xt_DSCP xt_TCPMSS sit tunnel4 tun parport_pc ppdev lp parport vboxnetadp vboxnetflt ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 xt_owner xt_tcpudp ip6table_mangle ipt_MASQUERADE iptable_nat nf_nat_ftp nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 ipt_LOG ipt_REJECT iptable_mangle xt_multiport xt_state xt_limit xt_conntrack nf_conntrack_ftp nf_conntrack ip6table_filter ip6_tables iptable_filter ip_tables x_tables nfsd nfs lockd fscache auth_rpcgss nfs_acl sunrpc 8021q garp stp pppoe pppox ppp_generic slhc fuse ext3 jbd aoe vboxdrv it87 hwmon_vid cp210x usbserial pcspkr edac_core edac_mce_amd k8temp evdev i2c_nforce2 i2c_core button asus_atk0110 processor ext4 mbcache jbd2 crc16 raid456 async_raid6_recov async_pq raid6_pq async_xor xor async_memcpy async_tx raid1 raid0 md_mod dm_mirror dm_region_hash dm_log dm_mod btrfs zlib_deflate crc32c libcrc32c usbhid hid r8169 sd_mod crc_t10dif pata_amd mii ahci libahci sata_nv sata_mv ata_generic ohci_hcd ehci_hcd floppy libata usbcore thermal e1000e fan thermal_sys scsi_mod forcedeth [last unloaded: soundcore]
[975061.762669] Pid: 48, comm: kswapd0 Tainted: G W 3.0.0-rc6-rm1 #1
[975061.762671] Call Trace:
[975061.762679] [<ffffffff8105637a>] warn_slowpath_common+0x7a/0xb0
[975061.762682] [<ffffffff810563c5>] warn_slowpath_null+0x15/0x20
[975061.762695] [<ffffffffa01c7f6b>] btrfs_destroy_inode+0x2ab/0x2e0 [btrfs]
[975061.762700] [<ffffffff8114ca77>] destroy_inode+0x37/0x60
[975061.762703] [<ffffffff8114cb71>] evict+0xd1/0x160
[975061.762706] [<ffffffff8114cc36>] dispose_list+0x36/0x50
[975061.762708] [<ffffffff8114cf5b>] shrink_icache_memory+0x16b/0x320
[975061.762713] [<ffffffff810f28e2>] shrink_slab+0x112/0x180
[975061.762716] [<ffffffff810f5984>] balance_pgdat+0x3c4/0x6b0
[975061.762719] [<ffffffff810f5dee>] kswapd+0x17e/0x380
[975061.762723] [<ffffffff81077460>] ? add_wait_queue+0x60/0x60
[975061.762726] [<ffffffff810f5c70>] ? balance_pgdat+0x6b0/0x6b0
[975061.762728] [<ffffffff81076bc7>] kthread+0x87/0x90
[975061.762731] [<ffffffff81402be4>] kernel_thread_helper+0x4/0x10
[975061.762734] [<ffffffff81076b40>] ? kthread_worker_fn+0x190/0x190
[975061.762736] [<ffffffff81402be0>] ? gs_change+0x13/0x13
[975061.762738] ---[ end trace b186af89466d6bc9 ]---
[975061.762739] ------------[ cut here ]------------
[975061.762751] WARNING: at fs/btrfs/inode.c:6776 btrfs_destroy_inode+0x295/0x2e0 [btrfs]()
[975061.762752] Hardware name: System Product Name
[975061.762754] Modules linked in: loop usb_storage uas xt_HL xt_DSCP xt_TCPMSS sit tunnel4 tun parport_pc ppdev lp parport vboxnetadp vboxnetflt ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 xt_owner xt_tcpudp ip6table_mangle ipt_MASQUERADE iptable_nat nf_nat_ftp nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 ipt_LOG ipt_REJECT iptable_mangle xt_multiport xt_state xt_limit xt_conntrack nf_conntrack_ftp nf_conntrack ip6table_filter ip6_tables iptable_filter ip_tables x_tables nfsd nfs lockd fscache auth_rpcgss nfs_acl sunrpc 8021q garp stp pppoe pppox ppp_generic slhc fuse ext3 jbd aoe vboxdrv it87 hwmon_vid cp210x usbserial pcspkr edac_core edac_mce_amd k8temp evdev i2c_nforce2 i2c_core button asus_atk0110 processor ext4 mbcache jbd2 crc16 raid456 async_raid6_recov async_pq raid6_pq async_xor xor async_memcpy async_tx raid1 raid0 md_mod dm_mirror dm_region_hash dm_log dm_mod btrfs zlib_deflate crc32c libcrc32c usbhid hid r8169 sd_mod crc_t10dif pata_amd mii ahci libahci sata_nv sata_mv ata_generic ohci_hcd ehci_hcd floppy libata usbcore thermal e1000e fan thermal_sys scsi_mod forcedeth [last unloaded: soundcore]
[975061.762804] Pid: 48, comm: kswapd0 Tainted: G W 3.0.0-rc6-rm1 #1
[975061.762806] Call Trace:
[975061.762810] [<ffffffff8105637a>] warn_slowpath_common+0x7a/0xb0
[975061.762812] [<ffffffff810563c5>] warn_slowpath_null+0x15/0x20
[975061.762825] [<ffffffffa01c7f55>] btrfs_destroy_inode+0x295/0x2e0 [btrfs]
[975061.762829] [<ffffffff8114ca77>] destroy_inode+0x37/0x60
[975061.762832] [<ffffffff8114cb71>] evict+0xd1/0x160
[975061.762834] [<ffffffff8114cc36>] dispose_list+0x36/0x50
[975061.762837] [<ffffffff8114cf5b>] shrink_icache_memory+0x16b/0x320
[975061.762840] [<ffffffff810f28e2>] shrink_slab+0x112/0x180
[975061.762843] [<ffffffff810f5984>] balance_pgdat+0x3c4/0x6b0
[975061.762846] [<ffffffff810f5dee>] kswapd+0x17e/0x380
[975061.762849] [<ffffffff81077460>] ? add_wait_queue+0x60/0x60
[975061.762852] [<ffffffff810f5c70>] ? balance_pgdat+0x6b0/0x6b0
[975061.762854] [<ffffffff81076bc7>] kthread+0x87/0x90
[975061.762857] [<ffffffff81402be4>] kernel_thread_helper+0x4/0x10
[975061.762859] [<ffffffff81076b40>] ? kthread_worker_fn+0x190/0x190
[975061.762861] [<ffffffff81402be0>] ? gs_change+0x13/0x13
[975061.762863] ---[ end trace b186af89466d6bca ]---
----
"WARNING: at fs/btrfs/inode.c:6775 btrfs_destroy_inode",
void btrfs_destroy_inode(struct inode *inode)
{
struct btrfs_ordered_extent *ordered;
struct btrfs_root *root = BTRFS_I(inode)->root;
6775-> WARN_ON(!list_empty(&inode->i_dentry));
WARN_ON(inode->i_data.nrpages);
WARN_ON(atomic_read(&BTRFS_I(inode)->outstanding_extents));
WARN_ON(atomic_read(&BTRFS_I(inode)->reserved_extents));
--
With respect,
Roman
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