tblock:0000000056bc1f67: 00000000 00000000 00000000 00000000 tblock:00000000797b8b63: 128036c0 ffff8000 00000200 00000000 tblock:00000000037c733b: 20902530 ffff8000 20902530 ffff8000 tblock:00000000f5ff08f6: e2fdd770 ffff0000 00000000 00000000 VFS: Busy inodes after unmount of loop0 (jfs) ------------[ cut here ]------------ kernel BUG at fs/super.c:505! Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP Modules linked in: CPU: 0 PID: 4300 Comm: syz-executor Not tainted 6.1.126-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : generic_shutdown_super+0x324/0x328 fs/super.c:503 lr : generic_shutdown_super+0x324/0x328 fs/super.c:503 sp : ffff8000211a79c0 x29: ffff8000211a79c0 x28: 1ffff00002b51aa9 x27: dfff800000000000 x26: 0000000000000002 x25: 0000000000000002 x24: 1fffe0001ab5fcfb x23: dfff800000000000 x22: ffff8000127fb140 x21: 0000000000000000 x20: ffff80001603aa40 x19: ffff0000d5afe6a8 x18: 1fffe0003679bf76 x17: ffff800015a8d000 x16: ffff800012330a64 x15: 0000000000000000 x14: 00000000ffffffff x13: 0000000000000001 x12: 0000000000000001 x11: 0000000000ff0100 x10: 0000000000000000 x9 : 70953ab955a67600 x8 : 70953ab955a67600 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff8000211a72d8 x4 : ffff800015b731c0 x3 : ffff80000ab3392c x2 : ffff0001b3cdfcd0 x1 : 0000000100000000 x0 : 000000000000002d Call trace: generic_shutdown_super+0x324/0x328 fs/super.c:503 kill_block_super+0x70/0xdc fs/super.c:1470 deactivate_locked_super+0xac/0x124 fs/super.c:332 deactivate_super+0xf0/0x110 fs/super.c:363 cleanup_mnt+0x394/0x41c fs/namespace.c:1186 __cleanup_mnt+0x20/0x30 fs/namespace.c:1193 task_work_run+0x240/0x2f0 kernel/task_work.c:203 exit_task_work include/linux/task_work.h:39 [inline] do_exit+0x550/0x1a84 kernel/exit.c:871 do_group_exit+0x194/0x22c kernel/exit.c:1021 __do_sys_exit_group kernel/exit.c:1032 [inline] __se_sys_exit_group kernel/exit.c:1030 [inline] __wake_up_parent+0x0/0x60 kernel/exit.c:1030 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204 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+0x18c/0x190 arch/arm64/kernel/entry.S:585 Code: d004d7e0 911e8000 aa1303e1 95d367ab (d4210000) ---[ end trace 0000000000000000 ]---