RAX: fffffffffffffdfc RBX: 00007f4a6f66e6c0 RCX: 00007f4a70bd598e
RDX: 00007f4a6f66ded0 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007f4a70cac024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f4a70e9d038 R14: 00007f4a70e9cfa0 R15: 00007fff739cf998
---[ end trace 0ffa96c4e86d5861 ]---
list_del corruption. prev->next should be ffff8881100c22b0, but was ffff88811000c910
------------[ cut here ]------------
kernel BUG at lib/list_debug.c:61!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 4713 Comm: syz.6.1013 Tainted: G        W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:__list_del_entry_valid+0x10c/0x120 lib/list_debug.c:59
Code: 48 89 de e8 06 76 38 02 0f 0b 48 c7 c7 a0 6e 40 85 48 89 de e8 f5 75 38 02 0f 0b 48 c7 c7 00 6f 40 85 48 89 de e8 e4 75 38 02 <0f> 0b 48 c7 c7 60 6f 40 85 48 89 de e8 d3 75 38 02 0f 0b 00 55 48
RSP: 0018:ffffc9000160f7f8 EFLAGS: 00010246
RAX: 0000000000000054 RBX: ffff8881100c22b0 RCX: dc2a9a4d7e9a8100
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000
RBP: ffffc9000160f818 R08: ffffc9000160f1a7 R09: fffff520002c1e68
R10: dffffc0000000000 R11: fffff520002c1e35 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff88811000c910 R15: ffff8881100c26f0
FS:  0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000093000 CR3: 000000010d4e5000 CR4: 00000000003526b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 __list_del_entry include/linux/list.h:132 [inline]
 dentry_unlist fs/dcache.c:526 [inline]
 __dentry_kill+0x248/0x660 fs/dcache.c:579
 dentry_kill+0xc0/0x2a0 fs/dcache.c:-1
 dput+0x42/0x80 fs/dcache.c:883
 incfs_free_mount_info+0x60/0x200 fs/incfs/data_mgmt.c:166
 incfs_kill_sb+0x1a1/0x200 fs/incfs/vfs.c:1979
 deactivate_locked_super+0xa0/0x100 fs/super.c:335
 deactivate_super+0xaf/0xe0 fs/super.c:366
 cleanup_mnt+0x44f/0x500 fs/namespace.c:1123
 __cleanup_mnt+0x19/0x20 fs/namespace.c:1130
 task_work_run+0x127/0x190 kernel/task_work.c:189
 exit_task_work include/linux/task_work.h:33 [inline]
 do_exit+0xa7c/0x24e0 kernel/exit.c:879
 do_group_exit+0x149/0x310 kernel/exit.c:993
 get_signal+0xfb1/0x1300 kernel/signal.c:2802
 arch_do_signal_or_restart+0xe7/0x11b0 arch/x86/kernel/signal.c:805
 handle_signal_work kernel/entry/common.c:145 [inline]
 exit_to_user_mode_loop+0xa2/0xe0 kernel/entry/common.c:169
 exit_to_user_mode_prepare+0x76/0xa0 kernel/entry/common.c:199
 syscall_exit_to_user_mode+0x1d/0x40 kernel/entry/common.c:274
 do_syscall_64+0x3d/0x40 arch/x86/entry/common.c:56
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f4a70bd598e
Code: Unable to access opcode bytes at RIP 0x7f4a70bd5964.
RSP: 002b:00007f4a6f66de78 EFLAGS: 00000246 ORIG_RAX: 00000000000000e6
RAX: fffffffffffffdfc RBX: 00007f4a6f66e6c0 RCX: 00007f4a70bd598e
RDX: 00007f4a6f66ded0 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007f4a70cac024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f4a70e9d038 R14: 00007f4a70e9cfa0 R15: 00007fff739cf998
Modules linked in:
---[ end trace 0ffa96c4e86d5862 ]---
RIP: 0010:__list_del_entry_valid+0x10c/0x120 lib/list_debug.c:59
Code: 48 89 de e8 06 76 38 02 0f 0b 48 c7 c7 a0 6e 40 85 48 89 de e8 f5 75 38 02 0f 0b 48 c7 c7 00 6f 40 85 48 89 de e8 e4 75 38 02 <0f> 0b 48 c7 c7 60 6f 40 85 48 89 de e8 d3 75 38 02 0f 0b 00 55 48
RSP: 0018:ffffc9000160f7f8 EFLAGS: 00010246
RAX: 0000000000000054 RBX: ffff8881100c22b0 RCX: dc2a9a4d7e9a8100
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000
RBP: ffffc9000160f818 R08: ffffc9000160f1a7 R09: fffff520002c1e68
R10: dffffc0000000000 R11: fffff520002c1e35 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff88811000c910 R15: ffff8881100c26f0
FS:  0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000093000 CR3: 000000010d4e5000 CR4: 00000000003526b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400