linux-ext4 - [Bug 217171] ext4: stale buffer loading from last failed mounting

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Date:   Fri, 10 Mar 2023 12:37:37 +0000
From:   bugzilla-daemon@...nel.org
To:     linux-ext4@...r.kernel.org
Subject: [Bug 217171] ext4: stale buffer loading from last failed mounting

https://bugzilla.kernel.org/show_bug.cgi?id=217171

--- Comment #1 from Zhihao Cheng (chengzhihao1@...wei.com) ---
1. Apply main_diff
2. sh test.sh
[  116.709224] mount sda
[  116.711840] load bh ffff88817b33edd0
[  116.712425] inject
[  116.712681] JBD2: recovery failed
[  116.713067] EXT4-fs (sda): error loading journal
[  116.731617] mount sda
[  116.732129] found stale bh ffff88817b33edd0  # stale buffer head from last
failed mounting
[  116.732713] Kernel panic - not syncing: not verified
[  116.733366] CPU: 3 PID: 2613 Comm: mount Not tainted
6.3.0-rc1-00003-g737d811674e8-dirty #1125
[  116.734528] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS
?-20190727_073836-buildvm-ppc64le-16.ppc.fedoraprojec4
[  116.736052] Call Trace:
[  116.736339]  <TASK>
[  116.736600]  dump_stack_lvl+0x7f/0xb0
[  116.736941]  dump_stack+0x18/0x30
[  116.737316]  panic+0x4e6/0x520
[  116.737719]  journal_get_superblock+0x7dc/0x7e0
[  116.738285]  load_superblock+0x16/0x100
[  116.738713]  jbd2_journal_wipe+0x2c/0x140
[  116.739138]  ? ext4_init_journal_params+0xa0/0xe0
[  116.739668]  ext4_load_and_init_journal.isra.0+0x8df/0x11c0
[  116.740291]  ? _printk+0x64/0x90
[  116.740617]  __ext4_fill_super+0x2a15/0x3370
[  116.741098]  ? __ext4_fill_super+0x3370/0x3370
[  116.741667]  ext4_fill_super+0x121/0x2f0
[  116.742073]  get_tree_bdev+0x1d6/0x370
[  116.742493]  ext4_get_tree+0x1d/0x30
[  116.742922]  vfs_get_tree+0x2a/0x110
[  116.743357]  ? capable+0x21/0x30
[  116.743701]  path_mount+0x821/0xfc0
[  116.744077]  do_mount+0x91/0xc0
[  116.744480]  __x64_sys_mount+0xc4/0x160
[  116.744906]  do_syscall_64+0x39/0x80
[  116.745300]  entry_SYSCALL_64_after_hwframe+0x63/0xcd
[  116.745838] RIP: 0033:0x7fc8f931123a
[  116.746350] Code: 48 8b 0d 51 dc 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 b88
[  116.748348] RSP: 002b:00007fffdb903258 EFLAGS: 00000202 ORIG_RAX:
00000000000000a5
[  116.749172] RAX: ffffffffffffffda RBX: 0000000000733240 RCX:
00007fc8f931123a
[  116.749996] RDX: 0000000000739f90 RSI: 00000000007334a0 RDI:
0000000000733480
[  116.750801] RBP: 0000000000000000 R08: 0000000000000000 R09:
00007fffdb9021c8
[  116.751565] R10: 0000000000000000 R11: 0000000000000202 R12:
0000000000733480
[  116.752372] R13: 0000000000739f90 R14: 0000000000000001 R15:
0000000000733240
[  116.753137]  </TASK>
[  116.753498] Kernel Offset: disabled
[  116.753822] ---[ end Kernel panic - not syncing: not verified ]---

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