general protection fault, probably for non-canonical address 0xdffffc1000000003: 0000 [#1] PREEMPT SMP KASAN
KASAN: probably user-memory-access in range [0x0000008000000018-0x000000800000001f]
CPU: 1 PID: 10198 Comm: syz-executor.5 Tainted: G        W         5.13.0-next-20210708-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:scnprintf_item_head fs/reiserfs/prints.c:123 [inline]
RIP: 0010:prepare_error_buf+0x113c/0x1a90 fs/reiserfs/prints.c:233
Code: ec 4d 85 ed 0f 84 73 03 00 00 e8 9f 51 73 ff 4a 8d 44 25 00 49 8d 7d 16 48 89 44 24 18 48 89 f8 48 89 fe 48 c1 e8 03 83 e6 07 <42> 0f b6 0c 38 49 8d 45 17 48 89 c2 48 c1 ea 03 42 0f b6 14 3a 40
RSP: 0018:ffffc9000ae47540 EFLAGS: 00010246
RAX: 0000001000000003 RBX: 0000000000000028 RCX: 0000000000000000
RDX: ffff888040efe000 RSI: 0000000000000000 RDI: 0000008000000018
RBP: ffffffff90311bf1 R08: 000000000000002f R09: 0000000000000000
R10: ffffffff82018006 R11: 0000000000000000 R12: 00000000000003ef
R13: 0000008000000002 R14: ffffffff903117d1 R15: dffffc0000000000
FS:  00007fb7823b6700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f5f3ef4a718 CR3: 0000000045076000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 __reiserfs_warning+0xb2/0xc0 fs/reiserfs/prints.c:288
 is_leaf fs/reiserfs/stree.c:468 [inline]
 is_tree_node fs/reiserfs/stree.c:532 [inline]
 search_by_key+0x361b/0x4100 fs/reiserfs/stree.c:746
 reiserfs_read_locked_inode+0x154/0x2160 fs/reiserfs/inode.c:1557
 reiserfs_fill_super+0x18f4/0x2e00 fs/reiserfs/super.c:2081
 mount_bdev+0x34d/0x410 fs/super.c:1368
 legacy_get_tree+0x105/0x220 fs/fs_context.c:592
 vfs_get_tree+0x89/0x2f0 fs/super.c:1498
 do_new_mount fs/namespace.c:2905 [inline]
 path_mount+0x132a/0x1fa0 fs/namespace.c:3235
 do_mount fs/namespace.c:3248 [inline]
 __do_sys_mount fs/namespace.c:3456 [inline]
 __se_sys_mount fs/namespace.c:3433 [inline]
 __x64_sys_mount+0x27f/0x300 fs/namespace.c:3433
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x467afa
Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fb7823b5fa8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 0000000000467afa
RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fb7823b6000
RBP: 00007fb7823b6040 R08: 00007fb7823b6040 R09: 0000000020000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000000
R13: 0000000020000100 R14: 00007fb7823b6000 R15: 0000000020011200
Modules linked in:
---[ end trace ebb9e80959d346d1 ]---
RIP: 0010:scnprintf_item_head fs/reiserfs/prints.c:123 [inline]
RIP: 0010:prepare_error_buf+0x113c/0x1a90 fs/reiserfs/prints.c:233
Code: ec 4d 85 ed 0f 84 73 03 00 00 e8 9f 51 73 ff 4a 8d 44 25 00 49 8d 7d 16 48 89 44 24 18 48 89 f8 48 89 fe 48 c1 e8 03 83 e6 07 <42> 0f b6 0c 38 49 8d 45 17 48 89 c2 48 c1 ea 03 42 0f b6 14 3a 40
RSP: 0018:ffffc9000ae47540 EFLAGS: 00010246
RAX: 0000001000000003 RBX: 0000000000000028 RCX: 0000000000000000
RDX: ffff888040efe000 RSI: 0000000000000000 RDI: 0000008000000018
RBP: ffffffff90311bf1 R08: 000000000000002f R09: 0000000000000000
R10: ffffffff82018006 R11: 0000000000000000 R12: 00000000000003ef
R13: 0000008000000002 R14: ffffffff903117d1 R15: dffffc0000000000
FS:  00007fb7823b6700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f5f3ef4a718 CR3: 0000000045076000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400