syzbot


kernel panic: stack is corrupted in lock_is_held_type

Status: upstream: reported syz repro on 2024/09/09 21:40
Bug presence: origin:upstream
[Documentation on labels]
Reported-by: syzbot+ea1188d46e8cb2e06abc@syzkaller.appspotmail.com
First crash: 320d, last: 1d14h
Bug presence (1)
Date Name Commit Repro Result
2025/04/29 upstream (ToT) ca91b9500108 C [report] KASAN: out-of-bounds Write in end_buffer_read_sync
Last patch testing requests (1)
Created Duration User Patch Repo Result
2025/05/18 19:57 20m retest repro linux-5.15.y report log

Sample crash report:
loop1: detected capacity change from 0 to 4096
Kernel panic - not syncing: stack-protector: Kernel stack is corrupted in: lock_is_held_type+0x182/0x190 kernel/locking/lockdep.c:-1
CPU: 1 PID: 4884 Comm: syz.1.255 Not tainted 5.15.180-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Call Trace:
 <TASK>
 dump_stack_lvl+0x168/0x230 lib/dump_stack.c:106
 panic+0x2c9/0x7f0 kernel/panic.c:309
 __stack_chk_fail+0x10/0x10 kernel/panic.c:761
 lock_is_held_type+0x182/0x190 kernel/locking/lockdep.c:-1
 lock_is_held include/linux/lockdep.h:287 [inline]
 ___might_sleep+0xa3/0x600 kernel/sched/core.c:9605
 kmap include/linux/highmem-internal.h:155 [inline]
 ntfs_map_page+0x59/0x390 fs/ntfs/aops.h:78
 ntfs_fill_super+0x2fed/0x3c10 fs/ntfs3/super.c:1147
 get_tree_bdev+0x3f1/0x610 fs/super.c:1325
 vfs_get_tree+0x88/0x270 fs/super.c:1530
 do_new_mount+0x24a/0xa40 fs/namespace.c:3012
 do_mount fs/namespace.c:3355 [inline]
 __do_sys_mount fs/namespace.c:3563 [inline]
 __se_sys_mount+0x2d6/0x3c0 fs/namespace.c:3540
 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: 0033:0x7f48508e810a
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f484fb55e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f484fb55ef0 RCX: 00007f48508e810a
RDX: 0000200000000000 RSI: 0000200000000280 RDI: 00007f484fb55eb0
RBP: 0000200000000000 R08: 00007f484fb55ef0 R09: 0000000002010c14
R10: 0000000002010c14 R11: 0000000000000246 R12: 0000200000000280
R13: 00007f484fb55eb0 R14: 000000000001f75b R15: 00002000000000c0
 </TASK>
Kernel Offset: disabled
Rebooting in 86400 seconds..

Crashes (11):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/04/28 15:07 linux-5.15.y f7347f400572 c6b4fb39 .config console log report syz / log [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan kernel panic: stack is corrupted in lock_is_held_type
2025/07/25 21:36 linux-5.15.y c79648372d02 fb8f743d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel panic: stack is corrupted in lock_is_held_type
2025/07/16 22:15 linux-5.15.y 89950c454265 44f8051e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel panic: stack is corrupted in lock_is_held_type
2025/07/01 00:00 linux-5.15.y 3dea0e7f549e 6e83b42d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel panic: stack is corrupted in lock_is_held_type
2025/04/23 13:12 linux-5.15.y f7347f400572 53a8b9bd .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel panic: stack is corrupted in lock_is_held_type
2025/02/26 11:19 linux-5.15.y c16c81c81336 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel panic: stack is corrupted in lock_is_held_type
2025/02/12 04:08 linux-5.15.y c16c81c81336 f2baddf5 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel panic: stack is corrupted in lock_is_held_type
2025/02/03 18:06 linux-5.15.y c16c81c81336 a21a8419 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel panic: stack is corrupted in lock_is_held_type
2024/12/28 13:58 linux-5.15.y 91786f140358 d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel panic: stack is corrupted in lock_is_held_type
2024/10/21 22:59 linux-5.15.y 584a40a22cb9 f1e4447c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel panic: stack is corrupted in lock_is_held_type
2024/09/09 21:39 linux-5.15.y 14e468424d3e 073f8be2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel panic: stack is corrupted in lock_is_held_type
* Struck through repros no longer work on HEAD.