RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffed54840b0
RBP: 00007ffed54840b0 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffed5485140
R13: 00007fab7616ab55 R14: 00000000000e7dba R15: 00007ffed5485180
---[ end trace 9ebd197927b43ea4 ]---
list_del corruption. prev->next should be ffff88810fef92b0, but was ffff88811c1ab910
------------[ cut here ]------------
kernel BUG at lib/list_debug.c:61!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 7758 Comm: syz-executor Tainted: G        W         5.10.239-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:__list_del_entry_valid+0x10c/0x120 lib/list_debug.c:59
Code: 48 89 de e8 06 66 30 02 0f 0b 48 c7 c7 80 16 20 85 48 89 de e8 f5 65 30 02 0f 0b 48 c7 c7 e0 16 20 85 48 89 de e8 e4 65 30 02 <0f> 0b 48 c7 c7 40 17 20 85 48 89 de e8 d3 65 30 02 0f 0b 00 55 48
RSP: 0018:ffffc90001107c78 EFLAGS: 00010246
RAX: 0000000000000054 RBX: ffff88810fef92b0 RCX: e00f23a4b4b55300
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000
RBP: ffffc90001107c98 R08: dffffc0000000000 R09: fffff52000220ec5
R10: fffff52000220ec5 R11: 1ffff92000220ec4 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff88811c1ab910 R15: ffff88811c1a6e60
FS:  000055557b068500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f577b6a1ea0 CR3: 000000011dd67000 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+0x24c/0x650 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+0x1aa/0x210 fs/incfs/vfs.c:1979
 deactivate_locked_super+0xa0/0x100 fs/super.c:335
 deactivate_super+0xaf/0xe0 fs/super.c:366
 cleanup_mnt+0x446/0x500 fs/namespace.c:1114
 __cleanup_mnt+0x19/0x20 fs/namespace.c:1121
 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:172
 exit_to_user_mode_prepare kernel/entry/common.c:199 [inline]
 syscall_exit_to_user_mode+0x68/0x90 kernel/entry/common.c:274
 do_syscall_64+0x3d/0x40 arch/x86/entry/common.c:56
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fab760e9cd7
Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 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 a8 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007ffed5483ff8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fab760e9cd7
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffed54840b0
RBP: 00007ffed54840b0 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000202 R12: 00007ffed5485140
R13: 00007fab7616ab55 R14: 00000000000e7dba R15: 00007ffed5485180
Modules linked in:
---[ end trace 9ebd197927b43ea5 ]---
RIP: 0010:__list_del_entry_valid+0x10c/0x120 lib/list_debug.c:59
Code: 48 89 de e8 06 66 30 02 0f 0b 48 c7 c7 80 16 20 85 48 89 de e8 f5 65 30 02 0f 0b 48 c7 c7 e0 16 20 85 48 89 de e8 e4 65 30 02 <0f> 0b 48 c7 c7 40 17 20 85 48 89 de e8 d3 65 30 02 0f 0b 00 55 48
RSP: 0018:ffffc90001107c78 EFLAGS: 00010246
RAX: 0000000000000054 RBX: ffff88810fef92b0 RCX: e00f23a4b4b55300
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000
RBP: ffffc90001107c98 R08: dffffc0000000000 R09: fffff52000220ec5
R10: fffff52000220ec5 R11: 1ffff92000220ec4 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff88811c1ab910 R15: ffff88811c1a6e60
FS:  000055557b068500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f577b6a1ea0 CR3: 000000011dd67000 CR4: 00000000003526b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400