R10: 000000000000000a R11: 0000000000000246 R12: 00007ffe66daa130 R13: 00007f9dfcb838f4 R14: 00005555742434a8 R15: 00000000000000b4 ---[ end trace 4c7d5e5609a6e3ae ]--- list_del corruption. prev->next should be ffff88810cbef6f0, but was ffff888131cc65f0 ------------[ cut here ]------------ kernel BUG at lib/list_debug.c:61! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 296 Comm: syz-executor Tainted: G W 5.15.173-syzkaller-00161-gb4bd207b0380 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:__list_del_entry_valid+0x10c/0x120 lib/list_debug.c:59 Code: 4c 89 f6 e8 e6 87 76 02 0f 0b 48 c7 c7 c0 4d a3 85 4c 89 f6 e8 d5 87 76 02 0f 0b 48 c7 c7 20 4e a3 85 4c 89 f6 e8 c4 87 76 02 <0f> 0b 48 c7 c7 80 4e a3 85 4c 89 f6 e8 b3 87 76 02 0f 0b cc 55 48 RSP: 0018:ffffc90000a57a98 EFLAGS: 00010246 RAX: 0000000000000054 RBX: ffff888131cc65f0 RCX: b85a78cf373b8d00 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 RBP: ffffc90000a57ab8 R08: ffffffff8157a035 R09: ffffed103ee265e8 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffff88810cbef6b8 R14: ffff88810cbef6f0 R15: ffff88811110bc40 FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2ee1389000 CR3: 0000000110be0000 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:529 [inline] __dentry_kill+0x250/0x660 fs/dcache.c:582 dentry_kill+0xc0/0x2a0 dput+0x45/0x80 fs/dcache.c:893 incfs_free_mount_info+0x60/0x210 fs/incfs/data_mgmt.c:166 incfs_kill_sb+0x1d4/0x230 fs/incfs/vfs.c:1997 deactivate_locked_super+0xad/0x110 fs/super.c:335 deactivate_super+0xbe/0xf0 fs/super.c:366 cleanup_mnt+0x45c/0x510 fs/namespace.c:1143 __cleanup_mnt+0x19/0x20 fs/namespace.c:1150 task_work_run+0x129/0x190 kernel/task_work.c:188 exit_task_work include/linux/task_work.h:33 [inline] do_exit+0xc48/0x2ca0 kernel/exit.c:880 do_group_exit+0x141/0x310 kernel/exit.c:1002 __do_sys_exit_group kernel/exit.c:1013 [inline] __se_sys_exit_group kernel/exit.c:1011 [inline] __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1011 x64_sys_call+0x610/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f9dfcb07d29 Code: Unable to access opcode bytes at RIP 0x7f9dfcb07cff. RSP: 002b:00007ffe66da8e78 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f9dfcb83966 RCX: 00007f9dfcb07d29 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 RBP: 0000000000000016 R08: 00007ffe66da6c16 R09: 00007ffe66daa130 R10: 000000000000000a R11: 0000000000000246 R12: 00007ffe66daa130 R13: 00007f9dfcb838f4 R14: 00005555742434a8 R15: 00000000000000b4 Modules linked in: ---[ end trace 4c7d5e5609a6e3af ]--- RIP: 0010:__list_del_entry_valid+0x10c/0x120 lib/list_debug.c:59 Code: 4c 89 f6 e8 e6 87 76 02 0f 0b 48 c7 c7 c0 4d a3 85 4c 89 f6 e8 d5 87 76 02 0f 0b 48 c7 c7 20 4e a3 85 4c 89 f6 e8 c4 87 76 02 <0f> 0b 48 c7 c7 80 4e a3 85 4c 89 f6 e8 b3 87 76 02 0f 0b cc 55 48 RSP: 0018:ffffc90000a57a98 EFLAGS: 00010246 RAX: 0000000000000054 RBX: ffff888131cc65f0 RCX: b85a78cf373b8d00 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 RBP: ffffc90000a57ab8 R08: ffffffff8157a035 R09: ffffed103ee265e8 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffff88810cbef6b8 R14: ffff88810cbef6f0 R15: ffff88811110bc40 FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2ee1389000 CR3: 0000000110be0000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400