http://bugzilla.opensuse.org/show_bug.cgi?id=940212 Bug ID: 940212 Summary: kernel BUG at ../fs/btrfs/extent-tree.c:1833 Classification: openSUSE Product: openSUSE Factory Version: 201505* Hardware: Other OS: Other Status: NEW Severity: Normal Priority: P5 - None Component: Kernel Assignee: kernel-maintainers@forge.provo.novell.com Reporter: mpluskal@suse.com QA Contact: qa-bugs@suse.de Found By: --- Blocker: --- Created attachment 642672 --> http://bugzilla.opensuse.org/attachment.cgi?id=642672&action=edit dmesg i have noticed that my testing system, with multi device btrs has recently crashed: [ 1314.003173] ------------[ cut here ]------------ [ 1314.007817] kernel BUG at ../fs/btrfs/extent-tree.c:1833! [ 1314.013242] invalid opcode: 0000 [#1] PREEMPT SMP [ 1314.018080] Modules linked in: fuse ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter ip_tables x_tables des3_ede_x86_64 des_generic rpcsec_gss_krb5 nfsv4 dns_resolver nfs lockd grace fscache iscsi_ibft iscsi_boot_sysfs af_packet hwmon_vid auth_rpcgss cdc_subset usbnet snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_codec_generic snd_hda_intel snd_hda_codec dm_mod snd_hda_core snd_hwdep snd_pcm snd_timer 8250_fintek edac_core edac_mce_amd acpi_cpufreq sp5100_tco pcspkr ppdev snd parport_pc parport shpchp i2c_piix4 k10temp soundcore asus_atk0110 wmi kvm_amd kvm button processor sunrpc ata_generic btrfs xor raid1 raid0 raid6_pq md_mod serio_raw amdkfd amd_iommu_v2 pata_atiixp ohci_pci firewire_ohci sr_mod cdrom firewire_core radeon crc_itu_t r8169 mii i2c_algo_bit drm_kms_helper ttm [ 1314.089543] drm sg [ 1314.090428] CPU: 2 PID: 89 Comm: kworker/u12:7 Not tainted 4.2.0-rc3-2.g3b6a8b8-desktop #1 [ 1314.098733] Hardware name: System manufacturer System Product Name/M4A79 Deluxe, BIOS 4101 04/13/2011 [ 1314.108202] Workqueue: btrfs-extent-refs btrfs_extent_refs_helper [btrfs] [ 1314.115081] task: ffff880227472100 ti: ffff8800ca788000 task.ti: ffff8800ca788000 [ 1314.122600] RIP: 0010:[<ffffffffa0378da6>] [<ffffffffa0378da6>] insert_inline_extent_backref+0xc6/0xd0 [btrfs] [ 1314.132763] RSP: 0018:ffff8800ca78bac8 EFLAGS: 00010293 [ 1314.138099] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 1314.145270] RDX: ffff880000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 1314.152442] RBP: ffff8800ca78bb48 R08: 0000000000004000 R09: ffff8800ca78b9c8 [ 1314.159525] R10: 0000000000000000 R11: 0000000000000002 R12: ffff8802242a5000 [ 1314.166771] R13: 0000000000000000 R14: 0000000000000000 R15: ffff8802102c1c80 [ 1314.173854] FS: 00007f9c2c373700(0000) GS:ffff88022fc80000(0000) knlGS:0000000000000000 [ 1314.181972] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 1314.187819] CR2: 00007f9c2c30e000 CR3: 0000000001c0c000 CR4: 00000000000006e0 [ 1314.194991] Stack: [ 1314.197011] 0000000000000000 0000000000000102 0000000000000000 0000000000000000 [ 1314.204487] 0000001100000001 ffffffff811c1af9 ffff8800ca78bb28 ffffffffa036c5da [ 1314.211960] ffff8801a041ae78 0000000000002e93 ffff8801a041ae78 ffff880224bce800 [ 1314.219423] ffff8801a041ae78 ffff8802102c1c80 0000000000000102 ffff8800cfacc000 [ 1314.226889] ffff8800ca78bbf8 ffffffffa0379238 0000000000000102 0000000000000000 [ 1314.234363] 0000000000000000 0000000000000001 0000000000000000 ffff8800a08bde78 [ 1314.241841] ffff8800ca78bbf8 0000000000004000 0000000000000000 000000110f3c0000 [ 1314.249292] ffff8800ca78bbc8 ffffffffa03e151a ffff8800ca78bbf8 ffffffffa03e2075 [ 1314.256766] Call Trace: [ 1314.259228] [<ffffffff811c1af9>] ? kmem_cache_alloc+0x199/0x1b0 [ 1314.265273] [<ffffffffa036c5da>] ? btrfs_alloc_path+0x1a/0x20 [btrfs] [ 1314.271840] [<ffffffffa0379238>] __btrfs_inc_extent_ref.isra.52+0x98/0x250 [btrfs] [ 1314.279546] [<ffffffffa03e151a>] ? find_ref_head+0x5a/0x80 [btrfs] [ 1314.285854] [<ffffffffa03e2075>] ? btrfs_delayed_ref_lock+0x35/0x210 [btrfs] [ 1314.292946] [<ffffffffa03806dd>] __btrfs_run_delayed_refs+0xc9d/0x10c0 [btrfs] [ 1314.300359] [<ffffffff8108a718>] ? ttwu_stat+0x98/0x100 [ 1314.305619] [<ffffffffa0394afe>] ? join_transaction.isra.15+0x10e/0x410 [btrfs] [ 1314.313124] [<ffffffffa0384c43>] btrfs_run_delayed_refs.part.75+0x73/0x260 [btrfs] [ 1314.320827] [<ffffffffa0384ece>] delayed_ref_async_start+0x7e/0x90 [btrfs] [ 1314.327747] [<ffffffffa03c62da>] btrfs_scrubparity_helper+0xca/0x300 [btrfs] [ 1314.334993] [<ffffffffa03c654e>] btrfs_extent_refs_helper+0xe/0x10 [btrfs] [ 1314.341991] [<ffffffff8107f029>] process_one_work+0x159/0x470 [ 1314.347765] [<ffffffff8107f388>] worker_thread+0x48/0x4a0 [ 1314.353351] [<ffffffff8107f340>] ? process_one_work+0x470/0x470 [ 1314.359387] [<ffffffff81085079>] kthread+0xc9/0xe0 [ 1314.364202] [<ffffffff81084fb0>] ? kthread_worker_fn+0x170/0x170 [ 1314.370400] [<ffffffff816a581f>] ret_from_fork+0x3f/0x70 [ 1314.375828] [<ffffffff81084fb0>] ? kthread_worker_fn+0x170/0x170 [ 1314.381863] Code: 45 10 49 89 d9 48 8b 55 c8 4c 89 34 24 4c 89 e9 4c 89 fe 4c 89 e7 48 89 44 24 10 8b 45 28 89 44 24 08 e8 3e d7 ff ff 31 c0 eb bb <0f> 0b 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55 be 01 00 00 00 [ 1314.401569] RIP [<ffffffffa0378da6>] insert_inline_extent_backref+0xc6/0xd0 [btrfs] [ 1314.409349] RSP <ffff8800ca78bac8> -- You are receiving this mail because: You are on the CC list for the bug.