R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe71f324b0 R13: 00007f8373c02f63 R14: 0000000000064e75 R15: 00007ffe71f324f0 ---[ end trace 35fedfd50e0f72c8 ]--- list_del corruption. prev->next should be ffff888134a00c40, but was ffff888129b7ee60 ------------[ cut here ]------------ kernel BUG at lib/list_debug.c:61! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 7616 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 53 57 02 0f 0b 48 c7 c7 c0 98 63 85 48 89 de e8 75 53 57 02 0f 0b 48 c7 c7 20 99 63 85 48 89 de e8 64 53 57 02 <0f> 0b 48 c7 c7 80 99 63 85 48 89 de e8 53 53 57 02 0f 0b 00 55 48 RSP: 0018:ffffc90000defc58 EFLAGS: 00010246 RAX: 0000000000000054 RBX: ffff888134a00c40 RCX: 6ea4144f3ab48700 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 RBP: ffffc90000defc78 R08: ffffc90000def6c7 R09: 1ffff920001bded8 R10: dffffc0000000000 R11: fffff520001bded9 R12: dffffc0000000000 R13: dffffc0000000000 R14: ffff888129b7ee60 R15: ffff888111cf7e60 FS: 000055558aa98500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055558aac3988 CR3: 000000010d509000 CR4: 00000000003506b0 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:529 [inline] __dentry_kill+0x248/0x660 fs/dcache.c:582 dentry_kill+0xc0/0x2a0 fs/dcache.c:-1 dput+0x47/0x90 fs/dcache.c:893 incfs_free_mount_info+0x60/0x200 fs/incfs/data_mgmt.c:166 incfs_kill_sb+0x1af/0x210 fs/incfs/vfs.c:1999 deactivate_locked_super+0xa0/0x100 fs/super.c:335 deactivate_super+0xaf/0xe0 fs/super.c:366 cleanup_mnt+0x44f/0x500 fs/namespace.c:1149 __cleanup_mnt+0x19/0x20 fs/namespace.c:1156 task_work_run+0x127/0x190 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] exit_to_user_mode_loop+0xd0/0xe0 kernel/entry/common.c:184 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:217 __syscall_exit_to_user_mode_work kernel/entry/common.c:299 [inline] syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:310 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f8373b6d797 Code: a2 c7 05 5c 9f 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:00007ffe71f31368 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f8373b6d797 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe71f31420 RBP: 00007ffe71f31420 R08: 00007ffe71f32420 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe71f324b0 R13: 00007f8373c02f63 R14: 0000000000064e75 R15: 00007ffe71f324f0 Modules linked in: ---[ end trace 35fedfd50e0f72c9 ]--- RIP: 0010:__list_del_entry_valid+0x10c/0x120 lib/list_debug.c:59 Code: 48 89 de e8 86 53 57 02 0f 0b 48 c7 c7 c0 98 63 85 48 89 de e8 75 53 57 02 0f 0b 48 c7 c7 20 99 63 85 48 89 de e8 64 53 57 02 <0f> 0b 48 c7 c7 80 99 63 85 48 89 de e8 53 53 57 02 0f 0b 00 55 48 RSP: 0018:ffffc90000defc58 EFLAGS: 00010246 RAX: 0000000000000054 RBX: ffff888134a00c40 RCX: 6ea4144f3ab48700 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 RBP: ffffc90000defc78 R08: ffffc90000def6c7 R09: 1ffff920001bded8 R10: dffffc0000000000 R11: fffff520001bded9 R12: dffffc0000000000 R13: dffffc0000000000 R14: ffff888129b7ee60 R15: ffff888111cf7e60 FS: 000055558aa98500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055558aac3988 CR3: 000000010d509000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400