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Message-ID: <bug-104571-13602-WqohDu3A4u@https.bugzilla.kernel.org/> Date: Mon, 28 Sep 2015 08:04:48 +0000 From: bugzilla-daemon@...zilla.kernel.org To: linux-ext4@...r.kernel.org Subject: [Bug 104571] ext4_mb_generate_buddy block bitmap and bg descriptor inconsistent https://bugzilla.kernel.org/show_bug.cgi?id=104571 --- Comment #1 from Sander Smeenk <linux-ext4@...shdot.net> --- Hit by this bug again: | EXT4-fs error (device vdb): ext4_mb_generate_buddy:757: group 76916, | block bitmap and bg descriptor inconsistent: 959 vs 957 free | clusters | Aborting journal on device vdb-8. | EXT4-fs (vdb): Remounting filesystem read-only | ------------[ cut here ]------------ | WARNING: CPU: 0 PID: 5000 at fs/ext4/mballoc.c:758 | ext4_mb_generate_buddy+0x1fa/0x340() | Modules linked in: btrfs xor raid6_pq ufs qnx4 hfsplus hfs minix ntfs | msdos jfs xfs libcrc32c xt_tcpudp nf_conntrack_ipv6 nf_defrag_ipv6 | ip6table_filter ip6_tables nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack | nf_conntrack iptable_filter ip_tables x_tables cirrus ttm drm_kms_helper | drm kvm_intel kvm ppdev syscopyarea sysfillrect serio_raw pvpanic | sysimgblt 8250_fintek parport_pc i2c_piix4 mac_hid nfsd auth_rpcgss | nfs_acl lockd grace sunrpc lp parport autofs4 psmouse floppy pata_acpi | CPU: 0 PID: 5000 Comm: deluged Not tainted 3.19.8-ckt4 #1 | Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 | ffffffff81ab4fef ffff8800db637858 ffffffff817c3760 ffff88011fc0fdb8 | 0000000000000000 ffff8800db637898 ffffffff8107696a 0000000000000001 | 00000000000003bf ffff8800d98e4000 0000000000008000 ffff8800084c1000 | Call Trace: | [<ffffffff817c3760>] dump_stack+0x45/0x57 | [<ffffffff8107696a>] warn_slowpath_common+0x8a/0xc0 | [<ffffffff81076a5a>] warn_slowpath_null+0x1a/0x20 | [<ffffffff812ae6ea>] ext4_mb_generate_buddy+0x1fa/0x340 | [<ffffffff812aed00>] ext4_mb_init_cache+0x390/0x700 | [<ffffffff812af5cd>] ext4_mb_load_buddy+0x1ad/0x360 | [<ffffffff812b25d7>] ext4_mb_regular_allocator+0x1b7/0x450 | [<ffffffff812b41f1>] ext4_mb_new_blocks+0x401/0x550 | [<ffffffff812a4120>] ? ext4_find_extent+0x140/0x330 | [<ffffffff812a8a87>] ext4_ext_map_blocks+0x637/0xe50 | [<ffffffff8127b6d9>] ext4_map_blocks+0x129/0x570 | [<ffffffff8127eac2>] ext4_writepages+0x582/0xca0 | [<ffffffff810f0700>] ? get_futex_key+0x1c0/0x2b0 | [<ffffffff810a71c8>] ? __enqueue_entity+0x78/0x80 | [<ffffffff81187a4e>] do_writepages+0x1e/0x30 | [<ffffffff8117bbe9>] __filemap_fdatawrite_range+0x59/0x60 | [<ffffffff8117bc4c>] filemap_write_and_wait+0x2c/0x60 | [<ffffffff8120903d>] do_vfs_ioctl+0x3fd/0x4e0 | [<ffffffff812091a1>] SyS_ioctl+0x81/0xa0 | [<ffffffff817ca84d>] system_call_fastpath+0x16/0x1b | ---[ end trace 860c733f0437c9b7 ]--- After which the kernel starts logging in rapid succession: | EXT4-fs error (device vdb): ext4_find_extent:900: inode #84410502: | comm deluged: pblk 223281469 bad header/extent: invalid magic - magic | 80da, entries 13942, max 3979(0), depth 42746(0) | EXT4-fs error: 40 callbacks suppressed -- You are receiving this mail because: You are watching the assignee of the bug. -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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