syzbot


kernel BUG in ext4_get_group_info

Status: fixed on 2023/07/01 16:05
Subsystems: ext4
[Documentation on labels]
Reported-by: syzbot+e2efa3efc15a1c9e95c3@syzkaller.appspotmail.com
Fix commit: 5354b2af3406 ext4: allow ext4_get_group_info() to fail 463808f237cf ext4: remove a BUG_ON in ext4_mb_release_group_pa()
First crash: 969d, last: 336d
Cause bisection: failed (error log, bisect log)
  
Discussions (4)
Title Replies (including bot) Last reply
[PATCH 0/2] ext4: fix syzbot report: kernel BUG in ext4_get_group_info 7 (7) 2023/05/10 00:22
[syzbot] [ext4?] KASAN: slab-out-of-bounds Read in ext4_group_desc_csum 17 (20) 2023/04/30 02:55
[syzbot] Monthly ext4 report (Apr 2023) 0 (1) 2023/04/28 15:06
[syzbot] kernel BUG in ext4_get_group_info 0 (2) 2022/08/05 11:46
Similar bugs (8)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-6.1 kernel BUG in ext4_get_group_info origin:lts-only C done 18 226d 391d 0/3 upstream: reported C repro on 2023/03/19 23:40
linux-5.15 kernel BUG in ext4_get_group_info origin:upstream missing-backport C done 17 326d 396d 0/3 upstream: reported C repro on 2023/03/14 16:12
upstream kernel BUG at fs/ext4/ext4.h:LINE! ext4 1 1199d 1195d 0/26 auto-closed as invalid on 2021/05/01 06:31
android-5-10 kernel BUG in ext4_free_blocks 3 853d 885d 0/2 auto-closed as invalid on 2022/03/13 09:34
linux-4.14 kernel BUG in ext4_mb_load_buddy_gfp ext4 C 6 407d 1080d 0/1 upstream: reported C repro on 2021/04/29 16:39
android-5-10 kernel BUG in ext4_free_blocks (2) ext4 C error 25 348d 650d 2/2 fixed on 2023/05/04 14:51
linux-4.19 kernel BUG at fs/ext4/ext4.h:LINE! ext4 C error 13 427d 1246d 0/1 upstream: reported C repro on 2020/11/15 12:08
android-54 kernel BUG at fs/ext4/ext4.h:LINE! ext4 C 197 10h59m 1284d 0/2 upstream: reported C repro on 2020/10/08 13:59
Last patch testing requests (4)
Created Duration User Patch Repo Result
2023/04/29 20:26 32m tytso@mit.edu https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git test OK log
2023/04/29 16:37 35m tytso@mit.edu https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git test report log
2023/04/29 05:14 21m tytso@mit.edu https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git test report log
2023/04/29 04:17 20m tytso@mit.edu https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git test report log
Fix bisection attempts (11)
Created Duration User Patch Repo Result
2022/07/15 18:58 20m bisect fix upstream job log (0) log
2022/06/15 14:58 21m bisect fix upstream job log (0) log
2022/05/16 14:37 20m bisect fix upstream job log (0) log
2022/04/16 14:11 19m bisect fix upstream job log (0) log
2022/03/17 13:46 24m bisect fix upstream job log (0) log
2022/02/15 11:34 21m bisect fix upstream job log (0) log
2022/01/16 11:12 21m bisect fix upstream job log (0) log
2021/12/17 10:51 21m bisect fix upstream job log (0) log
2021/11/17 10:28 23m bisect fix upstream job log (0) log
2021/10/18 10:04 23m bisect fix upstream job log (0) log
2021/09/18 09:37 26m bisect fix upstream job log (0) log

Sample crash report:
EXT4-fs error (device loop4) in ext4_reserve_inode_write:5909: Corrupt filesystem
EXT4-fs error (device loop4): __ext4_ext_dirty:202: inode #19: comm syz-executor213: mark_inode_dirty error
------------[ cut here ]------------
kernel BUG at fs/ext4/ext4.h:3332!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 5112 Comm: syz-executor213 Not tainted 6.3.0-rc4-syzkaller-00195-g5a57b48fdfcb #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
RIP: 0010:ext4_get_group_info+0x399/0x3a0 fs/ext4/ext4.h:3332
Code: 4f ff 8b 74 24 04 48 c7 c7 a0 ab 0b 8d 4c 89 f2 e8 0c f9 2d 02 43 80 3c 2c 00 0f 85 23 fd ff ff e9 26 fd ff ff e8 e7 3f 4f ff <0f> 0b 0f 1f 44 00 00 55 41 57 41 56 41 54 53 48 89 fb 49 bf 00 00
RSP: 0018:ffffc90003e7f3b0 EFLAGS: 00010293
RAX: ffffffff823b1299 RBX: 00000000ffffe6f1 RCX: ffff8880272e3a80
RDX: 0000000000000000 RSI: 00000000ffffe6f1 RDI: 0000000000000001
RBP: 0000000000000001 R08: ffffffff823b0f69 R09: ffffed100e89cd81
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff110052b0ccf
R13: dffffc0000000000 R14: ffff888029584000 R15: ffff888029586678
FS:  00007f6693544700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000002011b000 CR3: 00000000220e7000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ext4_mb_load_buddy_gfp+0xc3/0x820 fs/ext4/mballoc.c:1448
 ext4_discard_preallocations+0x84d/0x10e0 fs/ext4/mballoc.c:5021
 ext4_truncate+0x98b/0x1150 fs/ext4/inode.c:4339
 ext4_truncate_failed_write fs/ext4/truncate.h:22 [inline]
 ext4_write_begin+0xaa6/0xee0 fs/ext4/inode.c:1262
 ext4_da_write_begin+0x42c/0x960 fs/ext4/inode.c:3057
 generic_perform_write+0x300/0x5e0 mm/filemap.c:3926
 ext4_buffered_write_iter+0x122/0x3a0 fs/ext4/file.c:289
 ext4_file_write_iter+0x1d6/0x1930
 call_write_iter include/linux/fs.h:1851 [inline]
 new_sync_write fs/read_write.c:491 [inline]
 vfs_write+0x7b2/0xbb0 fs/read_write.c:584
 ksys_write+0x1a0/0x2c0 fs/read_write.c:637
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f66935a0429
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 31 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f6693544208 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f669361d788 RCX: 00007f66935a0429
RDX: 000000000208e24b RSI: 0000000020000000 RDI: 0000000000000006
RBP: 00007f669361d780 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f669361d78c
R13: 00007ffe59f2712f R14: 00007f6693544300 R15: 0000000000022000
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ext4_get_group_info+0x399/0x3a0 fs/ext4/ext4.h:3332
Code: 4f ff 8b 74 24 04 48 c7 c7 a0 ab 0b 8d 4c 89 f2 e8 0c f9 2d 02 43 80 3c 2c 00 0f 85 23 fd ff ff e9 26 fd ff ff e8 e7 3f 4f ff <0f> 0b 0f 1f 44 00 00 55 41 57 41 56 41 54 53 48 89 fb 49 bf 00 00
RSP: 0018:ffffc90003e7f3b0 EFLAGS: 00010293
RAX: ffffffff823b1299 RBX: 00000000ffffe6f1 RCX: ffff8880272e3a80
RDX: 0000000000000000 RSI: 00000000ffffe6f1 RDI: 0000000000000001
RBP: 0000000000000001 R08: ffffffff823b0f69 R09: ffffed100e89cd81
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff110052b0ccf
R13: dffffc0000000000 R14: ffff888029584000 R15: ffff888029586678
FS:  00007f6693544700(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f668b223000 CR3: 00000000220e7000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400

Crashes (237):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2023/04/01 09:39 upstream 5a57b48fdfcb f325deb0 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/03/20 05:57 upstream e8d018dd0257 7939252e .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/03/19 02:37 upstream 534293368afa 7939252e .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/03/15 04:54 upstream 4979bf866825 0d5c4377 .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/02/22 13:25 upstream 5b7c4cabbb65 42a4d508 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs kernel BUG in ext4_get_group_info
2022/12/14 06:25 upstream 764822972d64 e660de91 .config strace log report syz C [mounted in repro] ci-upstream-kasan-gce-root kernel BUG in ext4_get_group_info
2022/11/28 18:20 upstream b7b275e60bcd 247de55b .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs kernel BUG in ext4_get_group_info
2022/10/09 13:29 upstream a6afa4199d3d aea5da89 .config strace log report syz C [disk image] [vmlinux] [mounted in repro] ci-upstream-kasan-gce-root kernel BUG in ext4_get_group_info
2022/10/03 17:28 upstream 4fe89d07dcc2 feb56351 .config strace log report syz C [disk image] [vmlinux] ci2-upstream-fs kernel BUG in ext4_get_group_info
2022/08/05 11:45 upstream 200e340f2196 1c9013ac .config strace log report syz C ci-upstream-kasan-gce-root kernel BUG in ext4_get_group_info
2023/01/12 23:30 linux-next 0a093b2893c7 96166539 .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-linux-next-kasan-gce-root kernel BUG in ext4_get_group_info
2022/11/05 03:29 linux-next 0cdb3579f1ee 6d752409 .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-linux-next-kasan-gce-root kernel BUG in ext4_get_group_info
2023/02/22 11:12 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a9b06ec42c0f 42a4d508 .config console log report syz C [mounted in repro] ci-upstream-gce-arm64 kernel BUG in ext4_get_group_info
2022/11/27 16:38 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 6d464646530f 74a66371 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-gce-arm64 kernel BUG in ext4_get_group_info
2022/10/02 23:20 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci bbed346d5a96 feb56351 .config console log report syz C [disk image] [vmlinux] ci-upstream-gce-arm64 kernel BUG in ext4_get_group_info
2023/05/06 02:54 upstream 78b421b6a7c6 4cec9341 .config console log report syz [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-gce-root kernel BUG in ext4_get_group_info
2023/02/02 09:36 upstream 9f266ccaa2f5 9a6f477c .config console log report syz [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/01/06 23:06 upstream 1f5abbd77e2c 1dac8c7a .config console log report syz [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs kernel BUG in ext4_get_group_info
2021/08/19 03:42 upstream 614cb2751d31 a2fe1cb5 .config console log report syz ci-upstream-kasan-gce-smack-root kernel BUG in ext4_get_group_info
2023/05/14 10:00 upstream d4d58949a6ea 2b9ba477 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/05/14 02:12 upstream d4d58949a6ea 2b9ba477 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/05/13 19:59 upstream 9a48d6046722 2b9ba477 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/05/13 13:09 upstream 9a48d6046722 2b9ba477 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/05/13 11:40 upstream 9a48d6046722 2b9ba477 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/05/10 23:25 upstream 16a8829130ca 14b12a99 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/05/10 18:50 upstream 16a8829130ca 14b12a99 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/05/10 17:36 upstream 16a8829130ca 14b12a99 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/05/10 11:56 upstream 16a8829130ca 14b12a99 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/05/10 10:37 upstream 16a8829130ca 14b12a99 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/05/09 22:23 upstream 1dc3731daf1f 30aa2a7e .config console log report info ci-upstream-kasan-gce-smack-root kernel BUG in ext4_get_group_info
2023/05/09 15:45 upstream ba0ad6ed89fd 30aa2a7e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root kernel BUG in ext4_get_group_info
2023/05/08 10:31 upstream ac9a78681b92 90c93c40 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/05/08 00:30 upstream ac9a78681b92 90c93c40 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root kernel BUG in ext4_get_group_info
2023/05/07 21:08 upstream 17784de648be 90c93c40 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/05/06 15:18 upstream 2e1e1337881b 90c93c40 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/05/06 11:45 upstream 2e1e1337881b 90c93c40 .config console log report info ci-upstream-kasan-gce-root kernel BUG in ext4_get_group_info
2023/05/06 09:13 upstream 2e1e1337881b 90c93c40 .config console log report info ci-upstream-kasan-gce-root kernel BUG in ext4_get_group_info
2023/05/06 02:39 upstream 7163a2111f6c de870ca5 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/05/05 10:56 upstream 78b421b6a7c6 518a39a6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/05/05 02:26 upstream 1a5304fecee5 518a39a6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/05/04 23:43 upstream 1a5304fecee5 518a39a6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/05/03 20:22 upstream 348551ddaf31 b5918830 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/05/03 16:46 upstream 348551ddaf31 b5918830 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/05/03 08:09 upstream 7df047b3f0aa 48e0a81d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/05/02 21:26 upstream 865fdb08197e 52d40fd2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/05/02 19:47 upstream 865fdb08197e 52d40fd2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/05/02 02:42 upstream c8c655c34e33 62df2017 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/05/01 12:13 upstream 58390c8ce1bd 62df2017 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/05/01 04:37 upstream 58390c8ce1bd 62df2017 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/04/30 10:16 upstream 825a0714d2b3 62df2017 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/04/29 14:48 upstream 89d77f71f493 62df2017 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/04/28 12:58 upstream 91ec4b0d11fe 70a605de .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/04/28 10:25 upstream 91ec4b0d11fe 70a605de .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/04/28 00:03 upstream 6e98b09da931 6f3d6fa7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/04/27 22:13 upstream 6e98b09da931 6f3d6fa7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/04/27 16:08 upstream 6e98b09da931 6f3d6fa7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/04/27 09:32 upstream 5c7ecada25d2 19a3dabe .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/04/27 05:45 upstream 5c7ecada25d2 19a3dabe .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/04/27 01:11 upstream 5c7ecada25d2 19a3dabe .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/04/26 21:47 upstream 5c7ecada25d2 8d843721 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/04/26 13:48 upstream 0cfd8703e7da 8d843721 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/04/25 23:03 upstream 173ea743bf7a 65320f8e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/04/25 21:00 upstream 173ea743bf7a 65320f8e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/04/25 18:32 upstream 173ea743bf7a 65320f8e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/04/25 11:50 upstream 1a0beef98b58 65320f8e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/04/25 00:09 upstream 1a0beef98b58 fdc18293 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/04/24 17:18 upstream 457391b03803 fdc18293 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs kernel BUG in ext4_get_group_info
2023/04/24 15:07 upstream 457391b03803 fdc18293 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root kernel BUG in ext4_get_group_info
2023/04/24 12:08 upstream 457391b03803 fdc18293 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root kernel BUG in ext4_get_group_info
2023/03/25 11:30 upstream 65aca32efdcb fbf0499a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root kernel BUG in ext4_get_group_info
2023/04/17 04:24 upstream 6a8f57ae2eb0 ec410564 .config console log report info ci-qemu-upstream-386 kernel BUG in ext4_get_group_info
2023/05/06 13:51 linux-next 83e5775d7afd 90c93c40 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root kernel BUG in ext4_get_group_info
2023/04/27 18:52 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 14f8db1c0f9a 6f5b1cc4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 kernel BUG in ext4_get_group_info
* Struck through repros no longer work on HEAD.