syzbot


kernel BUG in reiserfs_in_journal

Status: upstream: reported C repro on 2023/04/24 05:58
Bug presence: origin:upstream
[Documentation on labels]
Reported-by: syzbot+e9217d81b538577e999d@syzkaller.appspotmail.com
First crash: 391d, last: 13d
Fix bisection: failed (error log, bisect log)
  
Bug presence (1)
Date Name Commit Repro Result
2023/06/26 upstream (ToT) 6995e2de6891 C [report] kernel BUG in reiserfs_in_journal
Similar bugs (4)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.14 kernel BUG in reiserfs_in_journal C 1 447d 581d 0/1 upstream: reported C repro on 2022/10/16 08:57
linux-4.19 kernel BUG in reiserfs_in_journal reiserfs C error 8 443d 581d 0/1 upstream: reported C repro on 2022/10/16 07:52
linux-6.1 kernel BUG in reiserfs_in_journal origin:upstream C 12 34d 402d 0/3 upstream: reported C repro on 2023/04/12 19:31
upstream kernel BUG in reiserfs_in_journal reiserfs C error done 179 117d 581d 0/26 auto-obsoleted due to no activity on 2024/04/01 20:58
Fix bisection attempts (2)
Created Duration User Patch Repo Result
2023/10/12 20:23 3m bisect fix linux-5.15.y error job log (0)
2023/09/02 15:18 1h03m bisect fix linux-5.15.y job log (0) log

Sample crash report:
REISERFS (device loop0): using ordered data mode
reiserfs: using flush barriers
REISERFS (device loop0): journal params: device loop0, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30
REISERFS (device loop0): checking transaction log (loop0)
REISERFS (device loop0): Using r5 hash to sort names
REISERFS (device loop0): using 3.5.x disk format
REISERFS (device loop0): Created .reiserfs_priv - reserved for xattr storage.
------------[ cut here ]------------
kernel BUG at fs/reiserfs/journal.c:505!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 3505 Comm: syz-executor622 Not tainted 5.15.143-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
RIP: 0010:reiserfs_in_journal+0xab6/0xac0 fs/reiserfs/journal.c:505
Code: f6 ff ff 48 8b 4c 24 30 80 e1 07 80 c1 03 38 c1 0f 8c 73 fe ff ff 48 8b 7c 24 30 e8 b4 34 b9 ff e9 64 fe ff ff e8 7a 7a 6f ff <0f> 0b 0f 1f 84 00 00 00 00 00 55 41 57 41 56 41 55 41 54 53 50 49
RSP: 0018:ffffc90002e26e60 EFLAGS: 00010293
RAX: ffffffff8210adc6 RBX: ffffc90002bad048 RCX: ffff888012ffbb80
RDX: 0000000000000000 RSI: 0000000000000213 RDI: 0000000000000213
RBP: ffffc90002bad050 R08: ffffffff8210a5e2 R09: 0000000000000000
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000213
R13: ffff8880741cc000 R14: 1ffff1100e8398cf R15: dffffc0000000000
FS:  0000555555ec4380(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f6eef5a9000 CR3: 000000001eb63000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 is_block_in_journal fs/reiserfs/bitmap.c:125 [inline]
 scan_bitmap_block+0x2ec/0x1060 fs/reiserfs/bitmap.c:188
 scan_bitmap fs/reiserfs/bitmap.c:408 [inline]
 allocate_without_wrapping_disk fs/reiserfs/bitmap.c:1161 [inline]
 blocknrs_and_prealloc_arrays_from_search_start fs/reiserfs/bitmap.c:1274 [inline]
 reiserfs_allocate_blocknrs+0x2dd9/0x5070 fs/reiserfs/bitmap.c:1375
 reiserfs_get_block+0x32b4/0x5390 fs/reiserfs/inode.c:764
 __block_write_begin_int+0x60b/0x1650 fs/buffer.c:2012
 reiserfs_write_begin+0x346/0x810 fs/reiserfs/inode.c:2790
 generic_perform_write+0x2bf/0x5b0 mm/filemap.c:3776
 __generic_file_write_iter+0x243/0x4f0 mm/filemap.c:3903
 generic_file_write_iter+0xa7/0x1b0 mm/filemap.c:3935
 call_write_iter include/linux/fs.h:2146 [inline]
 new_sync_write fs/read_write.c:507 [inline]
 vfs_write+0xacf/0xe50 fs/read_write.c:594
 ksys_write+0x1a2/0x2c0 fs/read_write.c:647
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f6ef75e79f9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 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:00007ffe6cef1e28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007ffe6cef1ff8 RCX: 00007f6ef75e79f9
RDX: 000000000000fea7 RSI: 0000000020000080 RDI: 0000000000000004
RBP: 00007f6ef765b610 R08: 0000000000000000 R09: 00007ffe6cef1ff8
R10: 000000000000110a R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffe6cef1fe8 R14: 0000000000000001 R15: 0000000000000001
 </TASK>
Modules linked in:
---[ end trace bd8bd80067ba80d4 ]---
RIP: 0010:reiserfs_in_journal+0xab6/0xac0 fs/reiserfs/journal.c:505
Code: f6 ff ff 48 8b 4c 24 30 80 e1 07 80 c1 03 38 c1 0f 8c 73 fe ff ff 48 8b 7c 24 30 e8 b4 34 b9 ff e9 64 fe ff ff e8 7a 7a 6f ff <0f> 0b 0f 1f 84 00 00 00 00 00 55 41 57 41 56 41 55 41 54 53 50 49
RSP: 0018:ffffc90002e26e60 EFLAGS: 00010293
RAX: ffffffff8210adc6 RBX: ffffc90002bad048 RCX: ffff888012ffbb80
RDX: 0000000000000000 RSI: 0000000000000213 RDI: 0000000000000213
RBP: ffffc90002bad050 R08: ffffffff8210a5e2 R09: 0000000000000000
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000213
R13: ffff8880741cc000 R14: 1ffff1100e8398cf R15: dffffc0000000000
FS:  0000555555ec4380(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005596bbd88008 CR3: 000000001eb63000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400

Crashes (12):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2023/12/18 13:34 linux-5.15.y d0fc081c6241 3222d10c .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan kernel BUG in reiserfs_in_journal
2023/06/25 09:13 linux-5.15.y f67653019430 79782afc .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan kernel BUG in reiserfs_in_journal
2024/04/21 04:35 linux-5.15.y c52b9710c83d af24b050 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 kernel BUG in reiserfs_in_journal
2023/06/25 10:32 linux-5.15.y f67653019430 79782afc .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 kernel BUG in reiserfs_in_journal
2024/05/05 10:24 linux-5.15.y 284087d4f7d5 610f2a54 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel BUG in reiserfs_in_journal
2024/03/06 14:46 linux-5.15.y 80efc6265290 f39a7eed .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel BUG in reiserfs_in_journal
2023/12/18 06:41 linux-5.15.y d0fc081c6241 3222d10c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel BUG in reiserfs_in_journal
2024/05/06 04:05 linux-5.15.y 284087d4f7d5 610f2a54 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in reiserfs_in_journal
2024/03/17 13:02 linux-5.15.y b95c01af2113 d615901c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in reiserfs_in_journal
2023/09/10 08:05 linux-5.15.y aff03380bda4 6654cf89 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in reiserfs_in_journal
2023/06/25 07:12 linux-5.15.y f67653019430 79782afc .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel BUG in reiserfs_in_journal
2023/04/24 05:58 linux-5.15.y 3299fb36854f 2b32bd34 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in reiserfs_in_journal
* Struck through repros no longer work on HEAD.