list_del corruption. prev->next should be ffff0000c7c1a828, but was ffff8000163ad3a0. (prev=ffff8000163ad3a0)
------------[ cut here ]------------
kernel BUG at lib/list_debug.c:61!
Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
Modules linked in:
CPU: 0 PID: 5990 Comm: syz-executor917 Not tainted 6.2.0-syzkaller-18295-ga9b06ec42c0f #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023
pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __list_del_entry_valid+0x13c/0x158 lib/list_debug.c:59
lr : __list_del_entry_valid+0x13c/0x158 lib/list_debug.c:59
sp : ffff80001e747890
x29: ffff80001e747890 x28: 1fffe000191c30ff x27: 1fffe000191c30f5
x26: ffff0000c8e187a8 x25: ffff0000c04d5e60 x24: ffff0000c7c18828
x23: dfff800000000000 x22: dfff800000000000 x21: ffff8000163ad3a0
x20: ffff0000c7c18828 x19: ffff0000c7c1a828 x18: 1fffe00036899176
x17: ffff800015c2d000 x16: ffff8000123ecf64 x15: 0000000000000000
x14: 1ffff00002b860af x13: dfff800000000000 x12: 0000000000000001
x11: ff80800008353f7c x10: 0000000000000000 x9 : 8168a730ae8c2800
x8 : 8168a730ae8c2800 x7 : ffff800008289048 x6 : 0000000000000000
x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff80000ab73b54
x2 : ffff0001b44c8f08 x1 : 0000000100000000 x0 : 000000000000006d
Call trace:
 __list_del_entry_valid+0x13c/0x158 lib/list_debug.c:59
 __list_del_entry include/linux/list.h:134 [inline]
 list_del include/linux/list.h:148 [inline]
 efivar_entry_remove+0x38/0x110 fs/efivarfs/vars.c:488
 efivarfs_destroy+0x20/0x3c fs/efivarfs/super.c:186
 efivar_entry_iter+0x94/0xdc fs/efivarfs/vars.c:715
 efivarfs_kill_sb+0x38/0x48 fs/efivarfs/super.c:247
 deactivate_locked_super+0xac/0x124 fs/super.c:332
 deactivate_super+0xf0/0x110 fs/super.c:363
 put_fs_context+0x88/0x790 fs/fs_context.c:465
 fscontext_release+0x64/0x84 fs/fsopen.c:73
 __fput+0x30c/0x7bc fs/file_table.c:320
 ____fput+0x20/0x30 fs/file_table.c:348
 task_work_run+0x240/0x2f0 kernel/task_work.c:179
 exit_task_work include/linux/task_work.h:38 [inline]
 do_exit+0x4e4/0x1aa4 kernel/exit.c:867
 do_group_exit+0x194/0x22c kernel/exit.c:1012
 __do_sys_exit_group kernel/exit.c:1023 [inline]
 __se_sys_exit_group kernel/exit.c:1021 [inline]
 __wake_up_parent+0x0/0x60 kernel/exit.c:1021
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x64/0x198 arch/arm64/kernel/syscall.c:193
 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591
Code: 91390000 aa1303e1 aa1503e3 95e0076f (d4210000) 
---[ end trace 0000000000000000 ]---
pstore: backend (efi_pstore) writing error (-16)