syzbot


kernel BUG in jffs2_del_ino_cache

Status: upstream: reported C repro on 2024/04/03 08:31
Bug presence: origin:upstream
[Documentation on labels]
Reported-by: syzbot+93f6bfed6a4a702b48cc@syzkaller.appspotmail.com
First crash: 195d, last: 11d
Fix bisection: failed (error log, bisect log)
  
Bug presence (2)
Date Name Commit Repro Result
2024/04/04 upstream (ToT) c85af715cac0 C [report] kernel BUG in jffs2_del_ino_cache
2024/10/15 upstream (ToT) eca631b8fe80 C Failed due to an error; will retry later
Similar bugs (2)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream kernel BUG in jffs2_del_ino_cache jffs2 C error 730 14d 195d 0/28 upstream: reported C repro on 2024/04/03 14:13
linux-6.1 kernel BUG in jffs2_del_ino_cache origin:upstream C error 74 34d 195d 0/3 upstream: reported C repro on 2024/04/03 08:31
Last patch testing requests (1)
Created Duration User Patch Repo Result
2024/10/04 22:42 11m retest repro linux-5.15.y report log

Sample crash report:
jffs2: notice: (3960) jffs2_build_xattr_subsystem: complete building xattr subsystem, 0 of xdatum (0 unchecked, 0 orphan) and 0 of xref (0 dead, 0 orphan) found.
------------[ cut here ]------------
kernel BUG at fs/jffs2/nodelist.c:462!
Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
Modules linked in:
CPU: 0 PID: 3960 Comm: syz-executor193 Not tainted 5.15.153-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : jffs2_del_ino_cache+0x2ac/0x2b0 fs/jffs2/nodelist.c:462
lr : jffs2_del_ino_cache+0x2ac/0x2b0 fs/jffs2/nodelist.c:462
sp : ffff80001adb7760
x29: ffff80001adb7760 x28: 1fffe0001bf02052 x27: 1fffe0001bf02014
x26: 1fffe0001bf02017 x25: dfff800000000000 x24: dfff800000000000
x23: 0000000000000006 x22: ffff0000c8f63000 x21: ffff0000c7de4000
x20: ffff0000c8f63020 x19: ffff0000c8f63000 x18: ffff80001adb7340
x17: 0000000000000000 x16: ffff80000824dad4 x15: 000000000000ba75
x14: 1ffff0000292206a x13: dfff800000000000 x12: 0000000000000001
x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000c9388000
x8 : ffff80000963d92c x7 : 0000000000000000 x6 : 0000000000000000
x5 : ffff80001adb7680 x4 : 0000000000000000 x3 : ffff8000083041cc
x2 : 0000000000000001 x1 : ffff0000c8f63000 x0 : ffff0000c7de4000
Call trace:
 jffs2_del_ino_cache+0x2ac/0x2b0 fs/jffs2/nodelist.c:462
 jffs2_do_clear_inode+0x2d8/0x350 fs/jffs2/readinode.c:1443
 jffs2_evict_inode+0x7c/0x90 fs/jffs2/fs.c:250
 evict+0x260/0x68c fs/inode.c:587
 dispose_list fs/inode.c:620 [inline]
 evict_inodes+0x6b4/0x74c fs/inode.c:670
 generic_shutdown_super+0x9c/0x29c fs/super.c:454
 kill_mtd_super+0x2c/0x74 drivers/mtd/mtdsuper.c:196
 jffs2_kill_sb+0x94/0xb0 fs/jffs2/super.c:348
 deactivate_locked_super+0xb8/0x13c fs/super.c:335
 deactivate_super+0x108/0x128 fs/super.c:366
 cleanup_mnt+0x3c0/0x474 fs/namespace.c:1143
 __cleanup_mnt+0x20/0x30 fs/namespace.c:1150
 task_work_run+0x130/0x1e4 kernel/task_work.c:164
 exit_task_work include/linux/task_work.h:32 [inline]
 do_exit+0x670/0x20bc kernel/exit.c:872
 do_group_exit+0x110/0x268 kernel/exit.c:994
 __do_sys_exit_group kernel/exit.c:1005 [inline]
 __se_sys_exit_group kernel/exit.c:1003 [inline]
 __wake_up_parent+0x0/0x60 kernel/exit.c:1003
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181
 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608
 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584
Code: aa1703e0 97ca38a8 17ffff91 97ba13fc (d4210000) 
---[ end trace eaa6f6418c31f453 ]---

Crashes (32):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/04/03 09:20 linux-5.15.y 9465fef4ae35 7925100d .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in jffs2_del_ino_cache
2024/04/14 11:40 linux-5.15.y fa3df276cd36 c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel BUG in jffs2_del_ino_cache
2024/04/09 23:35 linux-5.15.y 9465fef4ae35 171ec371 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel BUG in jffs2_del_ino_cache
2024/04/09 18:52 linux-5.15.y 9465fef4ae35 f3234354 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel BUG in jffs2_del_ino_cache
2024/04/09 01:22 linux-5.15.y 9465fef4ae35 53df08b6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel BUG in jffs2_del_ino_cache
2024/04/07 14:29 linux-5.15.y 9465fef4ae35 ca620dd8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel BUG in jffs2_del_ino_cache
2024/04/06 01:53 linux-5.15.y 9465fef4ae35 77230c29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel BUG in jffs2_del_ino_cache
2024/04/05 15:53 linux-5.15.y 9465fef4ae35 77230c29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel BUG in jffs2_del_ino_cache
2024/04/03 08:34 linux-5.15.y 9465fef4ae35 7925100d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel BUG in jffs2_del_ino_cache
2024/04/15 06:19 linux-5.15.y fa3df276cd36 c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in jffs2_del_ino_cache
2024/04/13 13:04 linux-5.15.y fa3df276cd36 c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in jffs2_del_ino_cache
2024/04/13 03:49 linux-5.15.y cdfd0a7f0139 c8349e48 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in jffs2_del_ino_cache
2024/04/10 11:16 linux-5.15.y 9465fef4ae35 171ec371 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in jffs2_del_ino_cache
2024/04/09 18:54 linux-5.15.y 9465fef4ae35 f3234354 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in jffs2_del_ino_cache
2024/04/09 18:52 linux-5.15.y 9465fef4ae35 f3234354 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in jffs2_del_ino_cache
2024/04/09 18:50 linux-5.15.y 9465fef4ae35 f3234354 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in jffs2_del_ino_cache
2024/04/07 14:38 linux-5.15.y 9465fef4ae35 ca620dd8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in jffs2_del_ino_cache
2024/04/07 14:35 linux-5.15.y 9465fef4ae35 ca620dd8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in jffs2_del_ino_cache
2024/04/06 19:17 linux-5.15.y 9465fef4ae35 ca620dd8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in jffs2_del_ino_cache
2024/04/06 15:07 linux-5.15.y 9465fef4ae35 ca620dd8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in jffs2_del_ino_cache
2024/04/06 15:05 linux-5.15.y 9465fef4ae35 ca620dd8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in jffs2_del_ino_cache
2024/04/06 13:55 linux-5.15.y 9465fef4ae35 ca620dd8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in jffs2_del_ino_cache
2024/04/06 00:19 linux-5.15.y 9465fef4ae35 77230c29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in jffs2_del_ino_cache
2024/04/05 16:10 linux-5.15.y 9465fef4ae35 77230c29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in jffs2_del_ino_cache
2024/04/05 16:01 linux-5.15.y 9465fef4ae35 77230c29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in jffs2_del_ino_cache
2024/04/05 00:26 linux-5.15.y 9465fef4ae35 0ee3535e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in jffs2_del_ino_cache
2024/04/05 00:03 linux-5.15.y 9465fef4ae35 0ee3535e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in jffs2_del_ino_cache
2024/04/04 22:27 linux-5.15.y 9465fef4ae35 0ee3535e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in jffs2_del_ino_cache
2024/04/04 22:14 linux-5.15.y 9465fef4ae35 0ee3535e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in jffs2_del_ino_cache
2024/04/04 22:12 linux-5.15.y 9465fef4ae35 0ee3535e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in jffs2_del_ino_cache
2024/04/03 08:41 linux-5.15.y 9465fef4ae35 7925100d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in jffs2_del_ino_cache
2024/04/03 08:30 linux-5.15.y 9465fef4ae35 7925100d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in jffs2_del_ino_cache
* Struck through repros no longer work on HEAD.