https://bugzilla.kernel.org/show_bug.cgi?id=203655 Bug ID: 203655 Summary: XFS: Assertion failed: 0, xfs_log_recover.c, line: 551 Product: File System Version: 2.5 Kernel Version: 5.1.3 Hardware: All OS: Linux Tree: Mainline Status: NEW Severity: normal Priority: P1 Component: XFS Assignee: filesystem_xfs@xxxxxxxxxxxxxxxxxxxxxx Reporter: midwinter1993@xxxxxxxxx Regression: No Created attachment 282849 --> https://bugzilla.kernel.org/attachment.cgi?id=282849&action=edit Crafted image When mounting the image (in the attached file), a kernel bug occurred in XFS. Tested under kernel-5.1.3. ### Reproduce 1. download image.tar.gz 2. uncompress it: > tar -xzvf image.tar.gz 3. mount it: > mkdir dd > mount bingo.img dd 4. check result: > dmesg --- Following is the core dump --- ``` [ 20.766645] XFS (loop0): Log inconsistent (didn't find previous header) [ 20.767501] XFS: Assertion failed: 0, file: .../linux-5.1.3/fs/xfs/xfs_log_recover.c, line: 551 [ 20.768794] ------------[ cut here ]------------ [ 20.769244] kernel BUG at .../linux-5.1.3/fs/xfs/xfs_message.c:102! [ 20.770232] invalid opcode: 0000 [#1] SMP KASAN PTI [ 20.770704] CPU: 1 PID: 2106 Comm: mount Not tainted 5.1.3 #2 [ 20.771258] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Ubuntu-1.8.2-1ubuntu1 04/01/2014 [ 20.772171] RIP: 0010:assfail+0x54/0x60 [ 20.772539] Code: fa 48 c1 ea 03 0f b6 04 02 48 89 fa 83 e2 07 38 d0 7f 04 84 c0 75 0c 80 3d 30 42 c7 02 00 75 0a 0f 0b c3 e8 0e e5 99 ff eb ed <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 48 63 f6 6a 01 49 89 f9 56 ba [ 20.774809] RSP: 0018:ffff88806c0d75c8 EFLAGS: 00010202 [ 20.775479] RAX: 0000000000000004 RBX: 00000000000018b6 RCX: 0000000000000000 [ 20.776431] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff889fd968 [ 20.777343] RBP: ffff88806981a540 R08: ffff88806c0d7318 R09: ffffed100da64c63 [ 20.778263] R10: 0000000000000000 R11: ffffed100da64c62 R12: ffff88806bd94000 [ 20.779218] R13: dffffc0000000000 R14: ffff88806c0d7780 R15: 00000000000018b7 [ 20.780134] FS: 00007f7fb60c5e40(0000) GS:ffff88806d300000(0000) knlGS:0000000000000000 [ 20.781167] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.781906] CR2: 000055d37135f8d0 CR3: 00000000697c6000 CR4: 00000000000006e0 [ 20.782819] Call Trace: [ 20.783152] xlog_find_verify_log_record+0x3fd/0x530 [ 20.783801] ? xlog_find_verify_cycle+0x3a0/0x3a0 [ 20.784410] ? xlog_bread+0xb1/0xf0 [ 20.784865] xlog_find_head+0x493/0x940 [ 20.785367] ? kfree+0x86/0x1b0 [ 20.785784] ? __kthread_create_on_node+0x294/0x380 [ 20.786412] ? xlog_find_zeroed+0x4a0/0x4a0 [ 20.786957] ? xfs_mountfs+0x1059/0x1bd0 [ 20.787482] ? mount_bdev+0x25d/0x310 [ 20.787994] ? legacy_get_tree+0xe4/0x1c0 [ 20.788541] ? vfs_get_tree+0x80/0x370 [ 20.789054] ? do_mount+0xd8c/0x2320 [ 20.789542] ? ksys_mount+0x79/0xc0 [ 20.790018] ? __x64_sys_mount+0xb5/0x150 [ 20.790565] ? do_syscall_64+0x8c/0x280 [ 20.791088] ? _raw_spin_lock+0x7f/0xe0 [ 20.791615] ? _raw_write_lock+0xe0/0xe0 [ 20.792148] ? kvm_sched_clock_read+0xd/0x20 [ 20.792734] ? sched_clock+0x5/0x10 [ 20.793213] ? sched_clock_cpu+0x18/0x160 [ 20.793759] ? task_rq_lock+0xbc/0x2d0 [ 20.794271] xlog_find_tail+0xc9/0x7b0 [ 20.794783] ? __set_cpus_allowed_ptr+0x15e/0x5c0 [ 20.795421] ? move_queued_task.isra.97+0x410/0x410 [ 20.796081] ? _sched_setscheduler+0x107/0x180 [ 20.796682] ? xlog_verify_head+0x4d0/0x4d0 [ 20.797248] ? __sched_setscheduler+0x1c90/0x1d70 [ 20.797883] ? check_preempt_wakeup+0x2c6/0x840 [ 20.798514] ? ttwu_do_wakeup.isra.92+0x13/0x2b0 [ 20.799138] xlog_recover+0x89/0x470 [ 20.799628] ? xlog_find_tail+0x7b0/0x7b0 [ 20.800173] ? set_cpus_allowed_ptr+0x10/0x10 [ 20.800765] ? kmem_alloc+0x81/0x130 [ 20.801249] xfs_log_mount+0x291/0x660 [ 20.801760] xfs_mountfs+0x1059/0x1bd0 [ 20.802271] ? xfs_mount_reset_sbqflags+0x130/0x130 [ 20.802818] ? kasan_unpoison_shadow+0x31/0x40 [ 20.803206] ? __kasan_kmalloc+0xd5/0xf0 [ 20.803550] ? kasan_unpoison_shadow+0x31/0x40 [ 20.804172] ? __kasan_kmalloc+0xd5/0xf0 [ 20.804706] ? kmem_alloc+0x81/0x130 [ 20.805198] ? xfs_filestream_put_ag+0x30/0x30 [ 20.805808] ? xfs_mru_cache_create+0x33b/0x530 [ 20.806422] xfs_fs_fill_super+0xbca/0x11d0 [ 20.806990] ? xfs_test_remount_options+0x70/0x70 [ 20.807633] mount_bdev+0x25d/0x310 [ 20.808109] ? xfs_finish_flags+0x390/0x390 [ 20.808677] legacy_get_tree+0xe4/0x1c0 [ 20.809201] vfs_get_tree+0x80/0x370 [ 20.809689] do_mount+0xd8c/0x2320 [ 20.810164] ? lockref_put_return+0x130/0x130 [ 20.810755] ? __fsnotify_update_child_dentry_flags.part.3+0x2e0/0x2e0 [ 20.811625] ? copy_mount_string+0x20/0x20 [ 20.812242] ? kasan_unpoison_shadow+0x31/0x40 [ 20.812842] ? __kasan_kmalloc+0xd5/0xf0 [ 20.813377] ? strndup_user+0x42/0x90 [ 20.813876] ? __kmalloc_track_caller+0xc7/0x1c0 [ 20.814531] ? _copy_from_user+0x73/0xa0 [ 20.815063] ? memdup_user+0x39/0x60 [ 20.815548] ksys_mount+0x79/0xc0 [ 20.816004] __x64_sys_mount+0xb5/0x150 [ 20.816524] do_syscall_64+0x8c/0x280 [ 20.817026] ? async_page_fault+0x8/0x30 [ 20.817557] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 20.818238] RIP: 0033:0x7f7fb578048a [ 20.818727] Code: 48 8b 0d 11 fa 2a 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 de f9 2a 00 f7 d8 64 89 01 48 [ 20.821228] RSP: 002b:00007ffe0ce9b038 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 20.822248] RAX: ffffffffffffffda RBX: 000055bb7b882500 RCX: 00007f7fb578048a [ 20.823223] RDX: 000055bb7b884ba0 RSI: 000055bb7b8843a0 RDI: 000055bb7b888e00 [ 20.824184] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000020 [ 20.825134] R10: 00000000c0ed0000 R11: 0000000000000202 R12: 000055bb7b888e00 [ 20.826083] R13: 000055bb7b884ba0 R14: 0000000000000000 R15: 00000000ffffffff [ 20.827107] Modules linked in: [ 20.827525] Dumping ftrace buffer: [ 20.827998] (ftrace buffer empty) [ 20.828586] ---[ end trace 6f4df2d64ffcde14 ]--- [ 20.829232] RIP: 0010:assfail+0x54/0x60 [ 20.829754] Code: fa 48 c1 ea 03 0f b6 04 02 48 89 fa 83 e2 07 38 d0 7f 04 84 c0 75 0c 80 3d 30 42 c7 02 00 75 0a 0f 0b c3 e8 0e e5 99 ff eb ed <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 48 63 f6 6a 01 49 89 f9 56 ba [ 20.832274] RSP: 0018:ffff88806c0d75c8 EFLAGS: 00010202 [ 20.833002] RAX: 0000000000000004 RBX: 00000000000018b6 RCX: 0000000000000000 [ 20.833981] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff889fd968 [ 20.834957] RBP: ffff88806981a540 R08: ffff88806c0d7318 R09: ffffed100da64c63 [ 20.835933] R10: 0000000000000000 R11: ffffed100da64c62 R12: ffff88806bd94000 [ 20.836684] R13: dffffc0000000000 R14: ffff88806c0d7780 R15: 00000000000018b7 ``` -- You are receiving this mail because: You are watching the assignee of the bug.
