RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 RBP: 0000000000000016 R08: 00007fffa27c4c76 R09: 00007fffa27c8190 R10: 000000000000000a R11: 0000000000000246 R12: 00007fffa27c8190 R13: 00007f03fa3db925 R14: 000055557a4a24a8 R15: 00007fffa27ca350 ---[ end trace 62dea785907b818f ]--- list_del corruption. prev->next should be ffff88812b6212b0, but was ffff88812b621f80 ------------[ cut here ]------------ kernel BUG at lib/list_debug.c:61! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 9570 Comm: syz-executor Tainted: G W 5.10.238-syzkaller-00282-gd76d4cd0623a #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 86 f9 2e 02 0f 0b 48 c7 c7 00 15 20 85 48 89 de e8 75 f9 2e 02 0f 0b 48 c7 c7 60 15 20 85 48 89 de e8 64 f9 2e 02 <0f> 0b 48 c7 c7 c0 15 20 85 48 89 de e8 53 f9 2e 02 0f 0b 00 55 48 RSP: 0018:ffffc90000eb7af8 EFLAGS: 00010246 RAX: 0000000000000054 RBX: ffff88812b6212b0 RCX: 3e0e52f69a0a6a00 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 RBP: ffffc90000eb7b18 R08: dffffc0000000000 R09: ffffed103ee0a5f8 R10: ffffed103ee0a5f8 R11: 1ffff1103ee0a5f7 R12: dffffc0000000000 R13: dffffc0000000000 R14: ffff88812b621f80 R15: ffff88810cf634d0 FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000011e263000 CR4: 00000000003506b0 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 exit_task_work include/linux/task_work.h:33 [inline] do_exit+0xa27/0x2470 kernel/exit.c:863 do_group_exit+0x141/0x310 kernel/exit.c:985 __do_sys_exit_group kernel/exit.c:996 [inline] __se_sys_exit_group kernel/exit.c:994 [inline] __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:994 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7f03fa359929 Code: Unable to access opcode bytes at RIP 0x7f03fa3598ff. RSP: 002b:00007fffa27c6ed8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f03fa3db997 RCX: 00007f03fa359929 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 RBP: 0000000000000016 R08: 00007fffa27c4c76 R09: 00007fffa27c8190 R10: 000000000000000a R11: 0000000000000246 R12: 00007fffa27c8190 R13: 00007f03fa3db925 R14: 000055557a4a24a8 R15: 00007fffa27ca350 Modules linked in: ---[ end trace 62dea785907b8190 ]--- RIP: 0010:__list_del_entry_valid+0x10c/0x120 lib/list_debug.c:59 Code: 48 89 de e8 86 f9 2e 02 0f 0b 48 c7 c7 00 15 20 85 48 89 de e8 75 f9 2e 02 0f 0b 48 c7 c7 60 15 20 85 48 89 de e8 64 f9 2e 02 <0f> 0b 48 c7 c7 c0 15 20 85 48 89 de e8 53 f9 2e 02 0f 0b 00 55 48 RSP: 0018:ffffc90000eb7af8 EFLAGS: 00010246 RAX: 0000000000000054 RBX: ffff88812b6212b0 RCX: 3e0e52f69a0a6a00 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 RBP: ffffc90000eb7b18 R08: dffffc0000000000 R09: ffffed103ee0a5f8 R10: ffffed103ee0a5f8 R11: 1ffff1103ee0a5f7 R12: dffffc0000000000 R13: dffffc0000000000 R14: ffff88812b621f80 R15: ffff88810cf634d0 FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000011e263000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400