RBP: 0000000000000009 R08: 0000000000000000 R09: 00007f9c719a81ca R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffde7928b60 R13: 00007f9c719a81ca R14: 00005555787794e8 R15: 00007ffde7929c30 ---[ end trace a25a450522394cbd ]--- list_del corruption. prev->next should be ffff888135c106f0, but was ffff888135c102b0 ------------[ cut here ]------------ kernel BUG at lib/list_debug.c:61! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 290 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 RIP: 0010:__list_del_entry_valid+0x10c/0x120 lib/list_debug.c:59 Code: 48 89 de e8 76 be 38 02 0f 0b 48 c7 c7 60 91 40 85 48 89 de e8 65 be 38 02 0f 0b 48 c7 c7 c0 91 40 85 48 89 de e8 54 be 38 02 <0f> 0b 48 c7 c7 20 92 40 85 48 89 de e8 43 be 38 02 0f 0b 00 55 48 RSP: 0018:ffffc90000c97ad8 EFLAGS: 00010246 RAX: 0000000000000054 RBX: ffff888135c106f0 RCX: cc3c5a13f174cf00 RDX: 0000000000000000 RSI: 0000000080000002 RDI: 0000000000000000 RBP: ffffc90000c97af8 R08: ffffc90000c97487 R09: fffff52000192ec4 R10: dffffc0000000000 R11: fffff52000192e91 R12: dffffc0000000000 R13: dffffc0000000000 R14: ffff888135c102b0 R15: ffff88811be7cc40 FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fda40d64fc0 CR3: 000000010ddab000 CR4: 00000000003506a0 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+0x45b/0x510 fs/namespace.c:1123 __cleanup_mnt+0x19/0x20 fs/namespace.c:1130 task_work_run+0x127/0x190 kernel/task_work.c:189 exit_task_work include/linux/task_work.h:33 [inline] do_exit+0xa87/0x2500 kernel/exit.c:873 do_group_exit+0x141/0x310 kernel/exit.c:987 __do_sys_exit_group kernel/exit.c:998 [inline] __se_sys_exit_group kernel/exit.c:996 [inline] __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:996 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7f9c71912e59 Code: Unable to access opcode bytes at RIP 0x7f9c71912e2f. RSP: 002b:00007ffde79278a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f9c719a822a RCX: 00007f9c71912e59 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 RBP: 0000000000000009 R08: 0000000000000000 R09: 00007f9c719a81ca R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffde7928b60 R13: 00007f9c719a81ca R14: 00005555787794e8 R15: 00007ffde7929c30 Modules linked in: ---[ end trace a25a450522394cbe ]--- RIP: 0010:__list_del_entry_valid+0x10c/0x120 lib/list_debug.c:59 Code: 48 89 de e8 76 be 38 02 0f 0b 48 c7 c7 60 91 40 85 48 89 de e8 65 be 38 02 0f 0b 48 c7 c7 c0 91 40 85 48 89 de e8 54 be 38 02 <0f> 0b 48 c7 c7 20 92 40 85 48 89 de e8 43 be 38 02 0f 0b 00 55 48 RSP: 0018:ffffc90000c97ad8 EFLAGS: 00010246 RAX: 0000000000000054 RBX: ffff888135c106f0 RCX: cc3c5a13f174cf00 RDX: 0000000000000000 RSI: 0000000080000002 RDI: 0000000000000000 RBP: ffffc90000c97af8 R08: ffffc90000c97487 R09: fffff52000192ec4 R10: dffffc0000000000 R11: fffff52000192e91 R12: dffffc0000000000 R13: dffffc0000000000 R14: ffff888135c102b0 R15: ffff88811be7cc40 FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fda40d64fc0 CR3: 000000010ddab000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400