RBP: 00007ffdd24c5dc0 R08: 00007ffdd24c6dc0 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffdd24c6e50 R13: 00007ff8a65524bb R14: 0000000000029755 R15: 00007ffdd24c6e90 ---[ end trace 02112dafa414b9ab ]--- list_del corruption. prev->next should be ffff888131d374d0, but was ffff888110277d50 ------------[ cut here ]------------ kernel BUG at lib/list_debug.c:61! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 1206 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 RIP: 0010:__list_del_entry_valid+0x10c/0x120 lib/list_debug.c:59 Code: 48 89 de e8 86 88 38 02 0f 0b 48 c7 c7 60 6f 40 85 48 89 de e8 75 88 38 02 0f 0b 48 c7 c7 c0 6f 40 85 48 89 de e8 64 88 38 02 <0f> 0b 48 c7 c7 20 70 40 85 48 89 de e8 53 88 38 02 0f 0b 00 55 48 RSP: 0000:ffffc90000f9fc80 EFLAGS: 00010246 RAX: 0000000000000054 RBX: ffff888131d374d0 RCX: d39ff9ab848d0c00 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 RBP: ffffc90000f9fca0 R08: ffff8881f7152fbf R09: 1ffff1103ee2a5f7 R10: dffffc0000000000 R11: ffffed103ee2a5f8 R12: dffffc0000000000 R13: dffffc0000000000 R14: ffff888110277d50 R15: ffff888131d37910 FS: 000055558891c500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f8000d07000 CR3: 00000001200c0000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __list_del_entry include/linux/list.h:139 [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:1981 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 tracehook_notify_resume include/linux/tracehook.h:188 [inline] exit_to_user_mode_loop+0xcb/0xe0 kernel/entry/common.c:175 exit_to_user_mode_prepare+0x76/0xa0 kernel/entry/common.c:202 syscall_exit_to_user_mode+0x1d/0x40 kernel/entry/common.c:277 do_syscall_64+0x3d/0x40 arch/x86/entry/common.c:56 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7ff8a64bd397 Code: a2 c7 05 5c 43 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 RSP: 002b:00007ffdd24c5d08 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007ff8a64bd397 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdd24c5dc0 RBP: 00007ffdd24c5dc0 R08: 00007ffdd24c6dc0 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdd24c6e50 R13: 00007ff8a65524bb R14: 0000000000029755 R15: 00007ffdd24c6e90 Modules linked in: ---[ end trace 02112dafa414b9ac ]--- RIP: 0010:__list_del_entry_valid+0x10c/0x120 lib/list_debug.c:59 Code: 48 89 de e8 86 88 38 02 0f 0b 48 c7 c7 60 6f 40 85 48 89 de e8 75 88 38 02 0f 0b 48 c7 c7 c0 6f 40 85 48 89 de e8 64 88 38 02 <0f> 0b 48 c7 c7 20 70 40 85 48 89 de e8 53 88 38 02 0f 0b 00 55 48 RSP: 0000:ffffc90000f9fc80 EFLAGS: 00010246 RAX: 0000000000000054 RBX: ffff888131d374d0 RCX: d39ff9ab848d0c00 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 RBP: ffffc90000f9fca0 R08: ffff8881f7152fbf R09: 1ffff1103ee2a5f7 R10: dffffc0000000000 R11: ffffed103ee2a5f8 R12: dffffc0000000000 R13: dffffc0000000000 R14: ffff888110277d50 R15: ffff888131d37910 FS: 000055558891c500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f8000d07000 CR3: 00000001200c0000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400