http://bugzilla.opensuse.org/show_bug.cgi?id=1133992 Bug ID: 1133992 Summary: kernel BUG invalid opcode when mounting btrfs root volume Classification: openSUSE Product: openSUSE Distribution Version: Leap 15.1 Hardware: Other OS: Other Status: NEW Severity: Normal Priority: P5 - None Component: Kernel Assignee: kernel-maintainers@forge.provo.novell.com Reporter: suse@tleine.de QA Contact: qa-bugs@suse.de Found By: --- Blocker: --- Created attachment 804070 --> http://bugzilla.opensuse.org/attachment.cgi?id=804070&action=edit boot.msg retrieved from the installation/upgrade system Using openSUSE-Leap-15.1-NET-x86_64-Build464.1-Media.iso and trying to upgrade my openSUSE Leap, I get the following kernel BUG when it tries to mount the btrfs root filesystem: [ 4435.359376] ------------[ cut here ]------------ [ 4435.359378] kernel BUG at ../fs/btrfs/relocation.c:1449! [ 4435.359384] invalid opcode: 0000 [#1] SMP PTI [ 4435.359414] CPU: 3 PID: 3663 Comm: y2start Not tainted 4.12.14-lp151.25-default #1 openSUSE Leap 15.1 [ 4435.359440] Hardware name: LENOVO 20BSCTO1WW/20BSCTO1WW, BIOS N14ET50W (1.28 ) 03/21/2019 [ 4435.359467] task: ffff8801063cc140 task.stack: ffffc90001c8c000 [ 4435.359506] RIP: 0010:create_reloc_root+0x1dc/0x1f0 [btrfs] [ 4435.359521] RSP: 0018:ffffc90001c8fc10 EFLAGS: 00010282 [ 4435.359536] RAX: 00000000ffffffef RBX: ffff8800ad3a2000 RCX: 0000000000000001 [ 4435.359551] RDX: 0000000000000007 RSI: ffff8800a73ba0e0 RDI: 0000000000000286 [ 4435.359566] RBP: ffff8800a59dc870 R08: ffff8800ad30e5e0 R09: 0000000000000000 [ 4435.359581] R10: 0000000000000006 R11: ffff8800a73ba0e0 R12: 0000000000000103 [ 4435.359595] R13: ffff8800b398e000 R14: ffff8800ad349800 R15: 0000000000000000 [ 4435.359611] FS: 00007f437f65f580(0000) GS:ffff88012dcc0000(0000) knlGS:0000000000000000 [ 4435.359625] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4435.359640] CR2: 000000000636bd70 CR3: 000000003ff4a005 CR4: 00000000003606e0 [ 4435.359655] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 4435.359670] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 4435.359684] Call Trace: [ 4435.359715] btrfs_init_reloc_root+0x8f/0xa0 [btrfs] [ 4435.359742] record_root_in_trans+0xb4/0xe0 [btrfs] [ 4435.359768] btrfs_record_root_in_trans+0x4e/0x60 [btrfs] [ 4435.359793] start_transaction+0xa6/0x410 [btrfs] [ 4435.359818] btrfs_dirty_inode+0x42/0xc0 [btrfs] [ 4435.359836] touch_atime+0x90/0xc0 [ 4435.359852] generic_file_read_iter+0x877/0xaa0 [ 4435.359869] ? __handle_mm_fault+0xb99/0x1140 [ 4435.359885] __vfs_read+0xdb/0x140 [ 4435.359911] vfs_read+0x89/0x130 [ 4435.359931] SyS_read+0x42/0x90 [ 4435.359956] do_syscall_64+0x7b/0x150 [ 4435.359973] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 4435.359988] RIP: 0033:0x7f437ecb8c98 [ 4435.360003] RSP: 002b:00007fffeb7848c0 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 4435.360018] RAX: ffffffffffffffda RBX: 00000000091e2fb0 RCX: 00007f437ecb8c98 [ 4435.360033] RDX: 0000000000001000 RSI: 00000000091e2fb0 RDI: 0000000000000022 [ 4435.360048] RBP: 0000000000001000 R08: 0000000000000000 R09: 0000000000000000 [ 4435.360062] R10: ffffffffffffffb0 R11: 0000000000000246 R12: 00007f437ef7f8e0 [ 4435.360077] R13: 00007f437ef80420 R14: 0000000000000000 R15: 0000000003bc3cf0 [ 4435.360102] Code: 48 c7 83 dc 00 00 00 00 00 00 00 48 c7 83 e4 00 00 00 00 00 00 00 c6 83 ec 00 00 00 00 c6 83 ed 00 00 00 00 e9 1b ff ff ff 0f 0b <0f> 0b 0f 0b 0f 0b 0f 0b 66 66 2e 0f 1f 84 00 00 00 00 00 90 0f [ 4435.360157] Modules linked in: dm_snapshot dm_bufio raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx raid1 raid0 md_mod xfs libcrc32c btrfs zstd_compress xor raid6_pq dm_crypt algif_skcipher af_alg nls_utf8 isofs usbhid parport_pc parport dm_multipath dm_mod 8021q garp mrp stp llc fan nfs lockd grace fscache nls_iso8859_1 nls_cp437 af_packet sg st iscsi_ibft iscsi_boot_sysfs sunrpc efivarfs rmi_smbus rmi_core videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_core videodev sr_mod cdrom uas usb_storage arc4 i915 iwlmvm kvmgt mdev vfio mac80211 kvm irqbypass i2c_algo_bit drm_kms_helper iwlwifi drm crc32_pclmul crc32c_intel xhci_pci ghash_clmulni_intel pcbc ehci_pci e1000e joydev xhci_hcd ehci_hcd wmi_bmof aesni_intel cfg80211 thinkpad_acpi snd drm_panel_orientation_quirks [ 4435.360305] ahci soundcore usbcore lpc_ich syscopyarea sysfillrect aes_x86_64 sysimgblt libahci pcspkr ptp i2c_i801 thermal pps_core crypto_simd glue_helper cryptd fb_sys_fops ledtrig_audio serio_raw battery rfkill wmi ac video button scsi_dh_rdac scsi_dh_emc scsi_dh_alua squashfs zstd_decompress xxhash loop [ 4435.360334] ---[ end trace 584a8ecd5e245c94 ]--- [ 4435.360351] RIP: 0010:create_reloc_root+0x1dc/0x1f0 [btrfs] [ 4435.360354] RSP: 0018:ffffc90001c8fc10 EFLAGS: 00010282 [ 4435.360423] RAX: 00000000ffffffef RBX: ffff8800ad3a2000 RCX: 0000000000000001 [ 4435.360423] RDX: 0000000000000007 RSI: ffff8800a73ba0e0 RDI: 0000000000000286 [ 4435.360426] RBP: ffff8800a59dc870 R08: ffff8800ad30e5e0 R09: 0000000000000000 [ 4435.360508] R10: 0000000000000006 R11: ffff8800a73ba0e0 R12: 0000000000000103 [ 4435.360509] R13: ffff8800b398e000 R14: ffff8800ad349800 R15: 0000000000000000 [ 4435.360511] FS: 00007f437f65f580(0000) GS:ffff88012dcc0000(0000) knlGS:0000000000000000 [ 4435.360512] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4435.360513] CR2: 000000000636bd70 CR3: 000000003ff4a005 CR4: 00000000003606e0 [ 4435.360514] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 4435.360515] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 I have attached the remaining dmesg.txt and the boot.msg from the upgrade system. 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