syzbot


WARNING in ext4_expand_extra_isize_ea

Status: upstream: reported C repro on 2023/03/30 21:05
Bug presence: origin:lts-only
[Documentation on labels]
Reported-by: syzbot+84695f6eb2486ad175e9@syzkaller.appspotmail.com
First crash: 1163d, last: 1d07h
Fix commit to backport (bisect log) :
tree: upstream
commit cc12a6f25e07ed05d5825a1664b67a970842b2ca
Author: Ye Bin <yebin10@huawei.com>
Date: Thu Dec 8 02:32:31 2022 +0000

  ext4: allocate extended attribute value in vmalloc area

[report pending]
  
Bug presence (2)
Date Name Commit Repro Result
2023/09/20 linux-5.15.y (ToT) 35ecaa3632bf C [report] WARNING in ext4_expand_extra_isize_ea
2023/09/20 upstream (ToT) 42dc814987c1 C Didn't crash
Similar bugs (3)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream WARNING in ext4_expand_extra_isize_ea ext4 -1 C error done 3 1271d 1283d 22/29 fixed on 2023/02/24 13:50
upstream WARNING in ext4_expand_extra_isize_ea (2) ext4 -1 3 1163d 1184d 0/29 auto-obsoleted due to no activity on 2023/07/29 05:01
linux-6.1 WARNING in ext4_expand_extra_isize_ea -1 3 1144d 1162d 0/3 auto-obsoleted due to no activity on 2023/08/16 18:52
Last patch testing requests (10)
Created Duration User Patch Repo Result
2024/10/15 05:25 0m retest repro linux-5.15.y error
2024/10/15 01:31 0m retest repro linux-5.15.y error
2024/10/15 01:31 0m retest repro linux-5.15.y error
2024/10/15 01:31 0m retest repro linux-5.15.y error
2024/10/15 01:31 0m retest repro linux-5.15.y error
2024/10/15 01:31 0m retest repro linux-5.15.y error
2024/10/15 01:25 0m retest repro linux-5.15.y error
2024/10/15 01:25 0m retest repro linux-5.15.y error
2024/10/15 01:25 0m retest repro linux-5.15.y error
2024/10/15 01:25 1m retest repro linux-5.15.y error
Fix bisection attempts (2)
Created Duration User Patch Repo Result
2023/10/04 06:11 4h41m fix candidate upstream OK (1) job log
2023/09/20 15:17 0m fix candidate upstream error job log

Sample crash report:
loop0: detected capacity change from 0 to 512
EXT4-fs (loop0): Ignoring removed mblk_io_submit option
------------[ cut here ]------------
WARNING: CPU: 1 PID: 4455 at mm/page_alloc.c:5476 current_gfp_context include/linux/sched/mm.h:-1 [inline]
WARNING: CPU: 1 PID: 4455 at mm/page_alloc.c:5476 __alloc_pages+0x39f/0x480 mm/page_alloc.c:5488
Modules linked in:
CPU: 1 PID: 4455 Comm: syz.0.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
RIP: 0010:__alloc_pages+0x39f/0x480 mm/page_alloc.c:5476
Code: 31 ff e9 b1 fe ff ff e8 5f 52 08 08 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 4f fd ff ff 4c 89 e7 e8 76 cd 09 00 e9 42 fd ff ff <0f> 0b 45 31 ff e9 ee fe ff ff 65 44 8b 2d e7 8d 4d 7e 41 83 fd 08
RSP: 0018:ffffc9000325f360 EFLAGS: 00010246
RAX: ffffc9000325f3a0 RBX: 1ffff9200064be70 RCX: 0000000000000000
RDX: 0000000000000028 RSI: 0000000000000000 RDI: ffffc9000325f3c8
RBP: ffffc9000325f450 R08: ffffc9000325f3c7 R09: ffffc9000325f3a0
R10: dffffc0000000000 R11: fffff5200064be79 R12: dffffc0000000000
R13: 0000000000000000 R14: 0000000000040c40 R15: 000000000000000c
FS:  0000555593351500(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbf392b2e9c CR3: 000000007d3cf000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __alloc_pages_node include/linux/gfp.h:570 [inline]
 alloc_pages_node include/linux/gfp.h:584 [inline]
 kmalloc_large_node+0x7d/0x190 mm/slub.c:4426
 __kmalloc_node+0x232/0x3b0 mm/slub.c:4442
 kvmalloc include/linux/mm.h:816 [inline]
 ext4_xattr_move_to_block fs/ext4/xattr.c:2585 [inline]
 ext4_xattr_make_inode_space fs/ext4/xattr.c:2693 [inline]
 ext4_expand_extra_isize_ea+0xd26/0x19b0 fs/ext4/xattr.c:2781
 __ext4_expand_extra_isize+0x301/0x3e0 fs/ext4/inode.c:5924
 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5967 [inline]
 __ext4_mark_inode_dirty+0x469/0x700 fs/ext4/inode.c:6045
 ext4_evict_inode+0xa8d/0x1090 fs/ext4/inode.c:284
 evict+0x4c9/0x8d0 fs/inode.c:647
 ext4_orphan_cleanup+0xad2/0x1320 fs/ext4/orphan.c:472
 ext4_fill_super+0x8d6e/0x94f0 fs/ext4/super.c:5006
 mount_bdev+0x287/0x3c0 fs/super.c:1400
 legacy_get_tree+0xe6/0x180 fs/fs_context.c:611
 vfs_get_tree+0x88/0x270 fs/super.c:1530
 do_new_mount+0x24a/0xa40 fs/namespace.c:3034
 do_mount fs/namespace.c:3377 [inline]
 __do_sys_mount fs/namespace.c:3585 [inline]
 __se_sys_mount+0x2e3/0x3d0 fs/namespace.c:3562
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f3bec9ab0ca
Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffd34ab9918 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffd34ab99a0 RCX: 00007f3bec9ab0ca
RDX: 0000200000000180 RSI: 00002000000000c0 RDI: 00007ffd34ab9960
RBP: 0000200000000180 R08: 00007ffd34ab99a0 R09: 0000000000a04710
R10: 0000000000a04710 R11: 0000000000000246 R12: 00002000000000c0
R13: 00007ffd34ab9960 R14: 000000000000043a R15: 00002000000002c0
 </TASK>

Crashes (2429):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/05/29 22:08 linux-5.15.y 241d66fa280c 6b4a8443 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/05/29 11:37 linux-5.15.y 241d66fa280c 4624854e .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/05/08 21:55 linux-5.15.y 7e75ef31ddc9 b2988c17 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2025/10/19 10:27 linux-5.15.y 29e53a5b1c4f 1c8c8cd8 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2025/03/31 19:24 linux-5.15.y 0c935c049b5c d3999433 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2025/03/31 09:33 linux-5.15.y 0c935c049b5c d3999433 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2024/01/28 22:25 linux-5.15.y 6139f2a02fe0 cc4a4020 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2023/09/20 22:09 linux-5.15.y 35ecaa3632bf 0b6a67ac .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2023/05/29 16:43 linux-5.15.y 1fe619a7d252 cf184559 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2025/07/11 02:09 linux-5.15.y 2f693b607545 3cda49cf .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-5-15-kasan-arm64 WARNING in ext4_expand_extra_isize_ea
2025/01/04 21:20 linux-5.15.y 91786f140358 f3558dbf .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 WARNING in ext4_expand_extra_isize_ea
2024/09/30 02:01 linux-5.15.y 3a5928702e71 ba29ff75 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 WARNING in ext4_expand_extra_isize_ea
2024/09/30 00:41 linux-5.15.y 3a5928702e71 ba29ff75 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 WARNING in ext4_expand_extra_isize_ea
2024/08/01 09:50 linux-5.15.y 7e89efd3ae1c 1e9c4cf3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 WARNING in ext4_expand_extra_isize_ea
2024/08/01 09:18 linux-5.15.y 7e89efd3ae1c 1e9c4cf3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 WARNING in ext4_expand_extra_isize_ea
2024/08/01 08:51 linux-5.15.y 7e89efd3ae1c 1e9c4cf3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 WARNING in ext4_expand_extra_isize_ea
2024/08/01 07:42 linux-5.15.y 7e89efd3ae1c 1e9c4cf3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 WARNING in ext4_expand_extra_isize_ea
2024/04/07 13:34 linux-5.15.y 9465fef4ae35 ca620dd8 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 WARNING in ext4_expand_extra_isize_ea
2024/04/07 07:32 linux-5.15.y 9465fef4ae35 ca620dd8 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 WARNING in ext4_expand_extra_isize_ea
2024/03/18 23:09 linux-5.15.y b95c01af2113 baa80228 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 WARNING in ext4_expand_extra_isize_ea
2024/03/18 22:37 linux-5.15.y b95c01af2113 baa80228 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 WARNING in ext4_expand_extra_isize_ea
2024/01/28 22:16 linux-5.15.y 6139f2a02fe0 cc4a4020 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 WARNING in ext4_expand_extra_isize_ea
2023/09/20 19:33 linux-5.15.y 35ecaa3632bf 0b6a67ac .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 WARNING in ext4_expand_extra_isize_ea
2023/05/05 14:10 linux-5.15.y 8a7f2a5c5aa1 518a39a6 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 WARNING in ext4_expand_extra_isize_ea
2026/06/04 22:58 linux-5.15.y dc027a595035 197909be .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/06/04 07:00 linux-5.15.y dc027a595035 197909be .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/06/03 17:42 linux-5.15.y dc027a595035 234057e5 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/05/23 05:44 linux-5.15.y 93741761e5e3 c69befb3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/05/21 16:40 linux-5.15.y 93741761e5e3 e195359d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/05/15 07:21 linux-5.15.y de8dfb3f0278 6ccb967e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/05/14 19:47 linux-5.15.y de8dfb3f0278 6ccb967e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/05/13 14:51 linux-5.15.y de8dfb3f0278 fec2a7ee .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/05/13 01:33 linux-5.15.y de8dfb3f0278 a0949470 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/05/11 17:48 linux-5.15.y de8dfb3f0278 845acb1c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/05/09 10:52 linux-5.15.y de8dfb3f0278 29233ece .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/05/08 19:13 linux-5.15.y 7e75ef31ddc9 b2988c17 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/05/06 18:24 linux-5.15.y ef251c45f1cd 1dddfd3d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/05/04 16:09 linux-5.15.y ef251c45f1cd 85f1bcf2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/05/03 17:13 linux-5.15.y ef251c45f1cd a0d91488 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/05/02 13:46 linux-5.15.y ef251c45f1cd a0d91488 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/04/29 14:31 linux-5.15.y b9d57c40a767 7ca9e4d8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/04/25 19:50 linux-5.15.y b9d57c40a767 9c2d0995 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/04/15 07:21 linux-5.15.y 91d48252ad4b e2e976a8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/04/14 06:50 linux-5.15.y 91d48252ad4b 1a086e7c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/04/12 01:32 linux-5.15.y 91d48252ad4b 38c8e246 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/04/09 18:36 linux-5.15.y 91d48252ad4b 38c8e246 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/04/09 11:20 linux-5.15.y 91d48252ad4b 38c8e246 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/04/09 10:20 linux-5.15.y 91d48252ad4b 38c8e246 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/04/06 09:14 linux-5.15.y 91d48252ad4b 4440e7c2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/04/05 00:23 linux-5.15.y 91d48252ad4b 4440e7c2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/04/03 23:39 linux-5.15.y 91d48252ad4b 4440e7c2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/04/03 17:46 linux-5.15.y 91d48252ad4b 4440e7c2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/03/29 22:18 linux-5.15.y 91d48252ad4b b5ceaad2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/03/29 20:23 linux-5.15.y 91d48252ad4b b5ceaad2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/03/28 19:16 linux-5.15.y 91d48252ad4b b5ceaad2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/03/28 06:37 linux-5.15.y 91d48252ad4b 356bdfc9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/03/23 18:25 linux-5.15.y 91d48252ad4b 4933dba2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/03/23 05:10 linux-5.15.y 91d48252ad4b 5b92003d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/03/22 23:01 linux-5.15.y 91d48252ad4b 5b92003d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/03/12 19:57 linux-5.15.y 91d48252ad4b 4efadf07 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/03/12 17:38 linux-5.15.y 91d48252ad4b 4efadf07 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/03/06 18:31 linux-5.15.y 91d48252ad4b 41d8037d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/03/05 17:52 linux-5.15.y 91d48252ad4b d20b04c8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/03/04 20:53 linux-5.15.y 91d48252ad4b e6b6b96b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/02/25 06:40 linux-5.15.y 3330a8d33e08 787dfb7c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/02/22 01:40 linux-5.15.y 3330a8d33e08 6e7b5511 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/02/20 02:48 linux-5.15.y 3330a8d33e08 c8d8c52d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/02/20 02:47 linux-5.15.y 3330a8d33e08 c8d8c52d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2026/02/19 11:31 linux-5.15.y e45d5d41c134 746545b8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in ext4_expand_extra_isize_ea
2025/08/27 22:42 linux-5.15.y c79648372d02 e12e5ba4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in ext4_expand_extra_isize_ea
2023/03/30 21:05 linux-5.15.y c957cbb87315 f325deb0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in ext4_expand_extra_isize_ea
* Struck through repros no longer work on HEAD.