loop0: detected capacity change from 0 to 4096 ================================== WARNING: Nested lock was not taken 6.7.0-rc8-syzkaller #0 Not tainted ---------------------------------- syz-executor.0/17897 is trying to lock: ffff888089125b70 (&sb->s_type->i_lock_key#41){+.+.}-{2:2}, at: spin_lock include/linux/spinlock.h:351 [inline] ffff888089125b70 (&sb->s_type->i_lock_key#41){+.+.}-{2:2}, at: iput_final fs/inode.c:1766 [inline] ffff888089125b70 (&sb->s_type->i_lock_key#41){+.+.}-{2:2}, at: iput.part.0+0x464/0x7b0 fs/inode.c:1803 but this task is not holding: general protection fault, probably for non-canonical address 0xdffffc0020000002: 0000 [#1] PREEMPT SMP KASAN KASAN: probably user-memory-access in range [0x0000000100000010-0x0000000100000017] CPU: 0 PID: 17897 Comm: syz-executor.0 Not tainted 6.7.0-rc8-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 RIP: 0010:print_lock_nested_lock_not_held kernel/locking/lockdep.c:4967 [inline] RIP: 0010:__lock_acquire+0x11e3/0x3b20 kernel/locking/lockdep.c:5128 Code: ff df 48 c1 ea 03 80 3c 02 00 0f 85 38 28 00 00 48 b8 00 00 00 00 00 fc ff df 49 8b 5c 24 18 48 8d 7b 18 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 0a 28 00 00 48 8b 73 18 48 c7 c7 e0 e1 cc 8a e8 RSP: 0018:ffffc90014c57808 EFLAGS: 00010013 RAX: dffffc0000000000 RBX: 00000000ffffffff RCX: ffffc90004d29000 RDX: 0000000020000002 RSI: ffffffff816aea82 RDI: 0000000100000017 RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000080000001 R11: 0000000000000001 R12: ffff888025db28a8 R13: ffff888025db1dc0 R14: 0000000000000001 R15: ffffed1004bb650f FS: 00007febc97ad6c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffdec3eaf78 CR3: 0000000028e35000 CR4: 0000000000350ef0 Call Trace: lock_acquire kernel/locking/lockdep.c:5754 [inline] lock_acquire+0x1ae/0x520 kernel/locking/lockdep.c:5719 __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline] _raw_spin_lock+0x2e/0x40 kernel/locking/spinlock.c:154 spin_lock include/linux/spinlock.h:351 [inline] iput_final fs/inode.c:1766 [inline] iput.part.0+0x464/0x7b0 fs/inode.c:1803 iput+0x5c/0x80 fs/inode.c:1793 ntfs_fill_super+0x3835/0x4490 fs/ntfs3/super.c:1464 get_tree_bdev+0x3b5/0x650 fs/super.c:1598 vfs_get_tree+0x8c/0x370 fs/super.c:1771 do_new_mount fs/namespace.c:3337 [inline] path_mount+0x1492/0x1ed0 fs/namespace.c:3664 do_mount fs/namespace.c:3677 [inline] __do_sys_mount fs/namespace.c:3886 [inline] __se_sys_mount fs/namespace.c:3863 [inline] __x64_sys_mount+0x293/0x310 fs/namespace.c:3863 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0x40/0x110 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x63/0x6b RIP: 0033:0x7febc8a7e3ea Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007febc97acee8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007febc97acf80 RCX: 00007febc8a7e3ea RDX: 000000002001f700 RSI: 000000002001f740 RDI: 00007febc97acf40 RBP: 000000002001f700 R08: 00007febc97acf80 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 000000002001f740 R13: 00007febc97acf40 R14: 000000000001f6ee R15: 00000000200001c0 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:print_lock_nested_lock_not_held kernel/locking/lockdep.c:4967 [inline] RIP: 0010:__lock_acquire+0x11e3/0x3b20 kernel/locking/lockdep.c:5128 Code: ff df 48 c1 ea 03 80 3c 02 00 0f 85 38 28 00 00 48 b8 00 00 00 00 00 fc ff df 49 8b 5c 24 18 48 8d 7b 18 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 0a 28 00 00 48 8b 73 18 48 c7 c7 e0 e1 cc 8a e8 RSP: 0018:ffffc90014c57808 EFLAGS: 00010013 RAX: dffffc0000000000 RBX: 00000000ffffffff RCX: ffffc90004d29000 RDX: 0000000020000002 RSI: ffffffff816aea82 RDI: 0000000100000017 RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000080000001 R11: 0000000000000001 R12: ffff888025db28a8 R13: ffff888025db1dc0 R14: 0000000000000001 R15: ffffed1004bb650f FS: 00007febc97ad6c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffdec3eaf78 CR3: 0000000028e35000 CR4: 0000000000350ef0 ---------------- Code disassembly (best guess), 2 bytes skipped: 0: 48 c1 ea 03 shr $0x3,%rdx 4: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) 8: 0f 85 38 28 00 00 jne 0x2846 e: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 15: fc ff df 18: 49 8b 5c 24 18 mov 0x18(%r12),%rbx 1d: 48 8d 7b 18 lea 0x18(%rbx),%rdi 21: 48 89 fa mov %rdi,%rdx 24: 48 c1 ea 03 shr $0x3,%rdx * 28: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) <-- trapping instruction 2c: 0f 85 0a 28 00 00 jne 0x283c 32: 48 8b 73 18 mov 0x18(%rbx),%rsi 36: 48 c7 c7 e0 e1 cc 8a mov $0xffffffff8acce1e0,%rdi 3d: e8 .byte 0xe8