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ubuntu server 13.10
linux-image-3.11.0-14-generic          3.11.0-14.21
linux-image-extra-3.11.0-14-generic    3.11.0-14.21


Dec 21 14:11:54 ts kernel: [66458.692518] EXT4-fs warning (device dm-2): ext4_da_update_reserve_space:362: ino 179836584, allocated
1 with only 0 reserved metadata blocks (releasing 8 blocks with reserved 80 data blocks)
Dec 21 14:11:54 ts kernel: [66458.692522] ------------[ cut here ]------------
Dec 21 14:11:54 ts kernel: [66458.692532] WARNING: CPU: 11 PID: 9442 at /build/buildd/linux-3.11.0/fs/ext4/inode.c:363 ext4_da_updat
e_reserve_space+0x23e/0x260()
Dec 21 14:11:54 ts kernel: [66458.692545] Modules linked in: ib_iser rdma_cm(F) ib_addr(F) iw_cm(F) ib_cm(F) ib_sa(F) ib_mad(F) ib_c
ore(F) iscsi_tcp(F) libiscsi_tcp(F) quota_v2 quota_tree dm_crypt(F) x86_pkg_temp_thermal intel_powerclamp bnep rfcomm coretemp kvm_i
ntel(F) bluetooth kvm(F) parport_pc(F) ppdev(F) crct10dif_pclmul(F) crc32_pclmul(F) ghash_clmulni_intel(F) aesni_intel(F) aes_x86_64
(F) lrw(F) gf128mul(F) glue_helper(F) ablk_helper(F) cryptd(F) gpio_ich microcode(F) sb_edac acpi_power_meter edac_core lpc_ich mac_
hid lp(F) parport(F) dm_round_robin(F) vesafb(F) dm_multipath(F) scsi_dh(F) be2iscsi iscsi_boot_sysfs libiscsi(F) be2net scsi_transp
ort_iscsi(F) wmi
Dec 21 14:11:54 ts kernel: [66458.692592] CPU: 11 PID: 9442 Comm: mozStorage #1 Tainted: GF            3.11.0-14-generic #21-Ubuntu
Dec 21 14:11:54 ts kernel: [66458.692594] Hardware name: FUJITSU PRIMERGY BX924 S3/D3143-A1, BIOS V4.6.5.3 R2.20.0 for D3143-A1x 03/
26/2013
Dec 21 14:11:54 ts kernel: [66458.692596]  0000000000000009 ffff88280c28fb70 ffffffff816e593a 0000000000000000
Dec 21 14:11:54 ts kernel: [66458.692600]  ffff88280c28fba8 ffffffff81061dbd ffff88277fb668b0 0000000000000008
Dec 21 14:11:54 ts kernel: [66458.692602]  0000000000000001 0000000000000008 ffff88280b57f800 ffff88280c28fbb8
Dec 21 14:11:54 ts kernel: [66458.692605] Call Trace:
Dec 21 14:11:54 ts kernel: [66458.692621]  [<ffffffff816e593a>] dump_stack+0x45/0x56
Dec 21 14:11:54 ts kernel: [66458.692626]  [<ffffffff81061dbd>] warn_slowpath_common+0x7d/0xa0
Dec 21 14:11:54 ts kernel: [66458.692628]  [<ffffffff81061e9a>] warn_slowpath_null+0x1a/0x20
Dec 21 14:11:54 ts kernel: [66458.692631]  [<ffffffff8124156e>] ext4_da_update_reserve_space+0x23e/0x260
Dec 21 14:11:54 ts kernel: [66458.692635]  [<ffffffff8126bb3b>] ext4_ext_map_blocks+0xbdb/0x1000
Dec 21 14:11:54 ts kernel: [66458.692638]  [<ffffffff81241865>] ext4_map_blocks+0x2d5/0x540
Dec 21 14:11:54 ts kernel: [66458.692641]  [<ffffffff81244748>] ext4_writepages+0x598/0xd00
Dec 21 14:11:54 ts kernel: [66458.692655]  [<ffffffff8114a4ae>] do_writepages+0x1e/0x40
Dec 21 14:11:54 ts kernel: [66458.692661]  [<ffffffff81140089>] __filemap_fdatawrite_range+0x59/0x60
Dec 21 14:11:54 ts kernel: [66458.692663]  [<ffffffff8114018a>] filemap_write_and_wait_range+0x2a/0x70
Dec 21 14:11:54 ts kernel: [66458.692666]  [<ffffffff8123c2ca>] ext4_sync_file+0xba/0x320
Dec 21 14:11:54 ts kernel: [66458.692672]  [<ffffffff811d4ff6>] do_fsync+0x56/0x80
Dec 21 14:11:54 ts kernel: [66458.692676]  [<ffffffff811a77ec>] ? SyS_write+0x7c/0xa0
Dec 21 14:11:54 ts kernel: [66458.692678]  [<ffffffff811d5280>] SyS_fsync+0x10/0x20
Dec 21 14:11:54 ts kernel: [66458.692682]  [<ffffffff816f571d>] system_call_fastpath+0x1a/0x1f
Dec 21 14:11:54 ts kernel: [66458.692684] ---[ end trace 1001f438f8734496 ]---

** Affects: linux (Ubuntu)
     Importance: Low
         Status: Incomplete

-- 
ext4 call trace
https://bugs.launchpad.net/bugs/1263312
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