I had something similar with 3.14.0-rc7. I saw it also with 3.14.0-rc3, as discussed in this thread: http://thread.gmane.org/gmane.comp.file-systems.btrfs/32938/focus=32977 Here is the trace for 3.14.0-rc7: [377944.904848] ------------[ cut here ]------------ [377944.904947] kernel BUG at fs/btrfs/ctree.c:3215! [377944.905007] invalid opcode: 0000 [#1] SMP [377944.906494] Modules linked in: cpufreq_ondemand cpufreq_conservative cpufreq_powersave cpufreq_stats bridge stp llc ipv6 btrfs xor raid6_pq zlib_deflate loop ehci_pci ehci_hcd battery tpm_infineon lpc_ich mfd_core pcspkr video tpm_tis tpm acpi_cpufreq button i2c_i801 parport_pc i2c_core parport ext4 crc16 jbd2 mbcache raid1 sg sd_mod ahci libahci libata r8169 scsi_mod mii [377944.906849] CPU: 4 PID: 10787 Comm: btrfs-endio-wri Not tainted 3.14.0-rc7 #1 [377944.906960] Hardware name: System manufacturer System Product Name/P8H77-M PRO, BIOS 1101 02/04/2013 [377944.907075] task: ffff8807f276b000 ti: ffff880601fb8000 task.ti: ffff880601fb8000 [377944.907187] RIP: 0010:[<ffffffffa02a8361>] [<ffffffffa02a8361>] btrfs_set_item_key_safe+0xb2/0x119 [btrfs] [377944.907316] RSP: 0018:ffff880601fb9b18 EFLAGS: 00010286 [377944.907375] RAX: 00000000ffffffff RBX: 0000000000000005 RCX: 0000000000000000 [377944.907487] RDX: 00000000001ce000 RSI: ffff880601fb9c4f RDI: ffff880601fb9af7 [377944.907598] RBP: ffff880601fb9b68 R08: ffff880601fb9b38 R09: ffff880123f56d48 [377944.907708] R10: 0000000000001000 R11: 0000160000000000 R12: ffff880123f56c80 [377944.907820] R13: ffff8807eff09990 R14: ffff88043cdc7000 R15: ffff880601fb9c4f [377944.907931] FS: 0000000000000000(0000) GS:ffff88081fb00000(0000) knlGS:0000000000000000 [377944.908045] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [377944.908105] CR2: 00007fb78313d9de CR3: 000000000160b000 CR4: 00000000001407e0 [377944.908215] Stack: [377944.908269] ffff880691594000 a200000000000000 6c00000000000926 00000000001cc000 [377944.908384] ffff880601fb9b68 ffff8807eff09990 ffff880123f56c80 00000000001e0000 [377944.908499] 0000000000000000 0000000000000001 ffff880601fb9ca8 ffffffffa02d589d [377944.908615] Call Trace: [377944.908687] [<ffffffffa02d589d>] __btrfs_drop_extents+0x6c1/0xb12 [btrfs] [377944.908765] [<ffffffffa02c9811>] insert_reserved_file_extent.constprop.63+0x9a/0x2a5 [btrfs] [377944.908892] [<ffffffffa02ccebb>] btrfs_finish_ordered_io+0x265/0x3ef [btrfs] [377944.909009] [<ffffffff81040e5d>] ? usleep_range+0x3d/0x3d [377944.909080] [<ffffffffa02cd055>] finish_ordered_fn+0x10/0x12 [btrfs] [377944.909157] [<ffffffffa02eb649>] worker_loop+0x15e/0x495 [btrfs] [377944.909232] [<ffffffffa02eb4eb>] ? btrfs_queue_worker+0x269/0x269 [btrfs] [377944.909298] [<ffffffff81050c92>] kthread+0xcd/0xd5 [377944.909360] [<ffffffff81050bc5>] ? kthread_freezable_should_stop+0x43/0x43 [377944.909425] [<ffffffff81399d7c>] ret_from_fork+0x7c/0xb0 [377944.909487] [<ffffffff81050bc5>] ? kthread_freezable_should_stop+0x43/0x43 [377944.909549] Code: 8d 75 bf b9 11 00 00 00 4c 89 e7 48 63 d2 48 6b d2 19 48 83 c2 65 e8 b0 89 03 00 48 8d 7d bf 4c 89 fe e8 9e f5 ff ff 85 c0 7f 02 <0f> 0b 49 8b 47 09 48 63 d3 48 8d 75 bf 48 6b d2 19 b9 11 00 00 [377944.909794] RIP [<ffffffffa02a8361>] btrfs_set_item_key_safe+0xb2/0x119 [btrfs] [377944.909914] RSP <ffff880601fb9b18> [377944.910260] ---[ end trace e209399cfd0911cd ]--- -- Tomasz Chmielewski http://wpkg.org -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
