For reference, the kernel spew of the BUG_ON: [ 78.354129] kernel BUG at /home/ubuntu/xenial-aws/drivers/nvme/host/pci.c:619! [ 78.357297] invalid opcode: 0000 [#1] SMP [ 78.359613] Modules linked in: dm_snapshot dm_bufio xfs ppdev serio_raw parport_pc 8250_fintek parport i2c_piix4 ib_iser rdma_cm iw_cm ib_cm ib_sa ib_mad ib_core ib_addr iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi autofs4 btrfs raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor raid6_pq libcrc32c raid1 raid0 multipath linear crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd ena [ 78.387878] CPU: 0 PID: 1687 Comm: mount Not tainted 4.4.0-1105-aws #116 [ 78.390837] Hardware name: Amazon EC2 c5d.large/, BIOS 1.0 10/16/2017 [ 78.393692] task: ffff8800bb155400 ti: ffff8800b93bc000 task.ti: ffff8800b93bc000 [ 78.396973] RIP: 0010:[<ffffffff815dbd06>] [<ffffffff815dbd06>] nvme_queue_rq+0x8c6/0xa60 [ 78.400787] RSP: 0018:ffff8800b93bf7c8 EFLAGS: 00010286 [ 78.403151] RAX: 0000000000000078 RBX: 0000000000001000 RCX: 0000000000001000 [ 78.406276] RDX: 0000000000000000 RSI: 0000000000000246 RDI: 0000000000000000 [ 78.409390] RBP: ffff8800b93bf8a8 R08: ffff8800b916c700 R09: 0000000000001000 [ 78.412518] R10: 000000000001ec00 R11: ffff8800b8e30000 R12: 00000000fffffc00 [ 78.417056] R13: 0000000000000010 R14: 000000000000fc00 R15: 0000000035fd5000 [ 78.421581] FS: 00007f30fe043840(0000) GS:ffff880130a00000(0000) knlGS:0000000000000000 [ 78.427884] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.431827] CR2: 00007f57d4057889 CR3: 0000000035974000 CR4: 0000000000360670 [ 78.436322] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 78.440821] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 78.445316] Stack: [ 78.447706] ffff880036009480 ffff880036009700 ffff8800b7782800 0000000000000ff8 [ 78.454583] ffff8800b8e30420 ffff8800360a9400 ffff88000001fc00 ffff8800b7697b00 [ 78.461462] ffff880100001000 ffff8800b8e30000 ffff88003604c000 00000001ffc00400 [ 78.468332] Call Trace: [ 78.470921] [<ffffffff813e6617>] blk_mq_make_request+0x407/0x550 [ 78.475001] [<ffffffff813d8f14>] generic_make_request+0x114/0x2d0 [ 78.479110] [<ffffffff813d0371>] ? bvec_alloc+0x91/0x100 [ 78.482936] [<ffffffff813d9146>] submit_bio+0x76/0x160 [ 78.486680] [<ffffffffc0347a14>] _xfs_buf_ioapply+0x2e4/0x4a0 [xfs] [ 78.490866] [<ffffffff810b22e0>] ? wake_up_q+0x70/0x70 [ 78.494601] [<ffffffffc0349c94>] ? xfs_bwrite+0x24/0x60 [xfs] [ 78.498583] [<ffffffffc034975d>] xfs_buf_submit_wait+0x5d/0x230 [xfs] [ 78.502861] [<ffffffffc0349c94>] xfs_bwrite+0x24/0x60 [xfs] [ 78.506785] [<ffffffffc037108f>] xlog_bwrite+0x7f/0x100 [xfs] [ 78.510787] [<ffffffffc0371f34>] xlog_write_log_records+0x1a4/0x230 [xfs] [ 78.515192] [<ffffffffc0372077>] xlog_clear_stale_blocks+0xb7/0x1b0 [xfs] [ 78.519596] [<ffffffffc037198f>] ? xlog_bread+0x3f/0x50 [xfs] [ 78.523588] [<ffffffffc03765eb>] xlog_find_tail+0x2db/0x3b0 [xfs] [ 78.527705] [<ffffffffc03766ed>] xlog_recover+0x2d/0x160 [xfs] [ 78.531720] [<ffffffffc036a11b>] xfs_log_mount+0xdb/0x2a0 [xfs] [ 78.535767] [<ffffffffc03612e3>] xfs_mountfs+0x4f3/0x870 [xfs] [ 78.539788] [<ffffffffc036216b>] ? xfs_mru_cache_create+0x12b/0x180 [xfs] [ 78.544197] [<ffffffffc036463b>] xfs_fs_fill_super+0x3bb/0x4e0 [xfs] [ 78.548400] [<ffffffff8121dc70>] mount_bdev+0x270/0x2c0 [ 78.552169] [<ffffffffc0364280>] ? xfs_parseargs+0xab0/0xab0 [xfs] [ 78.556338] [<ffffffffc03628e5>] xfs_fs_mount+0x15/0x20 [xfs] [ 78.560337] [<ffffffff8121e65d>] mount_fs+0x3d/0x170 [ 78.564091] [<ffffffff811bc405>] ? __alloc_percpu+0x15/0x20 [ 78.568060] [<ffffffff8123b257>] vfs_kern_mount+0x67/0x110 [ 78.571971] [<ffffffff8123d95f>] do_mount+0x25f/0xda0 [ 78.575692] [<ffffffff8123bad4>] ? mntput+0x24/0x40 [ 78.579334] [<ffffffff811fbf06>] ? __kmalloc_track_caller+0x1b6/0x250 [ 78.583595] [<ffffffff8121c483>] ? __fput+0x193/0x230 [ 78.587296] [<ffffffff811b6952>] ? memdup_user+0x42/0x70 [ 78.591111] [<ffffffff8123e7df>] SyS_mount+0x9f/0x100 [ 78.594804] [<ffffffff818449db>] entry_SYSCALL_64_fastpath+0x22/0xcb [ 78.599029] Code: 11 e3 e3 ff 44 8b 95 50 ff ff ff 48 89 85 68 ff ff ff 4c 8b 48 10 44 8b 58 18 8b 95 58 ff ff ff 8b 8d 60 ff ff ff e9 0a fd ff ff <0f> 0b 48 8b 73 68 48 8b bd 70 ff ff ff e8 58 c5 e2 ff 83 f8 01 [ 78.625198] RIP [<ffffffff815dbd06>] nvme_queue_rq+0x8c6/0xa60 [ 78.629410] RSP <ffff8800b93bf7c8> [ 78.632442] ---[ end trace de20412ccd13806e ]---
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1869229 Title: Mounting LVM snapshots with xfs can hit kernel BUG in nvme driver To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1869229/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
