I was running xfstests xfs/350 at the time. No kernel patches applied beyond linux-next (I was hoping to get a baseline). 5726 XFS: Assertion failed: sbp->sb_rsumino != NULLFSINO, file: ../fs/xfs/xfs_rtalloc.c, line: 1223 5726 ------------[ cut here ]------------ 5726 kernel BUG at ../fs/xfs/xfs_message.c:114! 5726 invalid opcode: 0000 [#1] SMP PTI 5726 CPU: 2 PID: 8468 Comm: mount Tainted: G W 4.17.0-rc3-next-20180430+ #4 5726 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.11.1-1 04/01/2014 5726 RIP: 0010:assfail+0x23/0x30 5726 Code: c3 66 0f 1f 44 00 00 48 89 f1 41 89 d0 48 c7 c6 e8 ba b2 81 48 89 fa 31 ff e8 69 f9 ff ff 80 3d 26 f1 9e 00 00 75 03 0f 0b c3 <0f> 0b 90 66 2e 0f 1f 84 00 00 00 00 00 48 63 f6 49 89 f9 6a 01 ba 5726 RSP: 0018:ffffc900067f3d18 EFLAGS: 00010202 5726 RAX: 0000000000000000 RBX: ffff880032ee4000 RCX: 0000000000000000 5726 RDX: 00000000ffffffc0 RSI: 000000000000000a RDI: ffffffff81af2fa5 5726 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 5726 R10: ffffffff81a37940 R11: f000000000000000 R12: ffff880032ee45e8 5726 R13: ffff880032ee48d0 R14: ffff880032ee4140 R15: 0000000000000000 5726 FS: 00007f13e91d0100(0000) GS:ffff88007f480000(0000) knlGS:0000000000000000 5726 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 5726 CR2: 00007f842e22b980 CR3: 0000000079afc000 CR4: 00000000000006a0 5726 Call Trace: 5726 xfs_rtmount_inodes+0x13e/0x170 5726 ? xfs_iunlock+0xfd/0x200 5726 xfs_mountfs+0x5b2/0x980 5726 xfs_fs_fill_super+0x417/0x580 5726 ? xfs_test_remount_options+0x50/0x50 5726 mount_bdev+0x16c/0x1a0 5726 mount_fs+0xa/0x70 5726 vfs_kern_mount.part.7+0x4f/0x110 5726 do_mount+0x208/0xc30 5726 ksys_mount+0x7b/0xd0 5726 __x64_sys_mount+0x1c/0x20 5726 do_syscall_64+0x43/0x100 5726 entry_SYSCALL_64_after_hwframe+0x44/0xa9 5726 RIP: 0033:0x7f13e88767fa 5726 Code: 48 8b 0d 91 c6 2b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 5e c6 2b 00 f7 d8 64 89 01 48 5726 RSP: 002b:00007fff36ff4178 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 5726 RAX: ffffffffffffffda RBX: 000055eb65801970 RCX: 00007f13e88767fa 5726 RDX: 000055eb65801be0 RSI: 000055eb65801c20 RDI: 000055eb65801c00 5726 RBP: 0000000000000000 R08: 000055eb65801b80 R09: 000055eb65801be0 5726 R10: 00000000c0ed0000 R11: 0000000000000206 R12: 000055eb65801c00 5726 R13: 000055eb65801be0 R14: 0000000000000000 R15: 00007f13e8fb5ee4 5726 Modules linked in: 5726 ---[ end trace 5d9a89b7ed142727 ]--- 5726 RIP: 0010:assfail+0x23/0x30 5726 Code: c3 66 0f 1f 44 00 00 48 89 f1 41 89 d0 48 c7 c6 e8 ba b2 81 48 89 fa 31 ff e8 69 f9 ff ff 80 3d 26 f1 9e 00 00 75 03 0f 0b c3 <0f> 0b 90 66 2e 0f 1f 84 00 00 00 00 00 48 63 f6 49 89 f9 6a 01 ba 5726 RSP: 0018:ffffc900067f3d18 EFLAGS: 00010202 5726 RAX: 0000000000000000 RBX: ffff880032ee4000 RCX: 0000000000000000 5726 RDX: 00000000ffffffc0 RSI: 000000000000000a RDI: ffffffff81af2fa5 5726 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 5726 R10: ffffffff81a37940 R11: f000000000000000 R12: ffff880032ee45e8 5726 R13: ffff880032ee48d0 R14: ffff880032ee4140 R15: 0000000000000000 5726 FS: 00007f13e91d0100(0000) GS:ffff88007f480000(0000) knlGS:0000000000000000 5726 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 5726 CR2: 00007f842e22b980 CR3: 0000000079afc000 CR4: 00000000000006a0 5726 Kernel panic - not syncing: Fatal exception 5726 Kernel Offset: disabled 5726 ---[ end Kernel panic - not syncing: Fatal exception ]--- -- To unsubscribe from this list: send the line "unsubscribe linux-xfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html