RSP: 002b:00007fffb6f086d8 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007fffb6f08730 RCX: 00007fc1f62f16aa RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fffb6f086f0 RBP: 00007fffb6f086f0 R08: 00007fffb6f08730 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000286 R12: 0000000020000338 R13: 0000000000000004 R14: 0000000000000005 R15: 000000000000000d exFAT-fs (loop0): failed to get the root dentry ------------[ cut here ]------------ kernel BUG at fs/inode.c:1672! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 675 Comm: syz-executor332 Not tainted 5.10.106-syzkaller-00514-g5287773dba0d #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:iput+0x7d1/0x7e0 fs/inode.c:1672 Code: f1 ff e9 f0 fb ff ff 44 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c cb fe ff ff 4c 89 ff e8 d9 33 f1 ff e9 be fe ff ff e8 5f 32 b7 ff <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 55 48 89 e5 41 57 41 RSP: 0018:ffffc90000ff79f0 EFLAGS: 00010293 RAX: ffffffff81b5bc21 RBX: 0000000000000040 RCX: ffff88810b3b13c0 RDX: 0000000000000000 RSI: 0000000000000040 RDI: 0000000000000000 RBP: ffffc90000ff7a50 R08: ffffffff81b5b4b1 R09: ffffed103ee2a5d8 R10: ffffed103ee2a5d8 R11: 0000000000000000 R12: ffff88811dd9fa90 R13: dffffc0000000000 R14: ffff88811dd9fa90 R15: 00000000fffffff4 FS: 00005555568f3300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fc1f62c4e80 CR3: 000000010ca45000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: exfat_fill_super+0x1fe1/0x2a20 fs/exfat/super.c:699 get_tree_bdev+0x41d/0x640 fs/super.c:1344 exfat_get_tree+0x1c/0x20 fs/exfat/super.c:717 vfs_get_tree+0x89/0x270 fs/super.c:1549 do_new_mount fs/namespace.c:2899 [inline] path_mount+0x1975/0x2ab0 fs/namespace.c:3229 do_mount fs/namespace.c:3242 [inline] __do_sys_mount fs/namespace.c:3450 [inline] __se_sys_mount+0x2f7/0x3b0 fs/namespace.c:3427 __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3427 do_syscall_64+0x31/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7fc1f62f16aa Code: 48 c7 c2 c0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 a8 00 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fffb6f086d8 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007fffb6f08730 RCX: 00007fc1f62f16aa RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fffb6f086f0 RBP: 00007fffb6f086f0 R08: 00007fffb6f08730 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000286 R12: 0000000020000338 R13: 0000000000000004 R14: 0000000000000005 R15: 000000000000000d Modules linked in: ---[ end trace b5370d0babd45bb4 ]--- RIP: 0010:iput+0x7d1/0x7e0 fs/inode.c:1672 Code: f1 ff e9 f0 fb ff ff 44 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c cb fe ff ff 4c 89 ff e8 d9 33 f1 ff e9 be fe ff ff e8 5f 32 b7 ff <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 55 48 89 e5 41 57 41 RSP: 0018:ffffc90000ff79f0 EFLAGS: 00010293 RAX: ffffffff81b5bc21 RBX: 0000000000000040 RCX: ffff88810b3b13c0 RDX: 0000000000000000 RSI: 0000000000000040 RDI: 0000000000000000 RBP: ffffc90000ff7a50 R08: ffffffff81b5b4b1 R09: ffffed103ee2a5d8 R10: ffffed103ee2a5d8 R11: 0000000000000000 R12: ffff88811dd9fa90 R13: dffffc0000000000 R14: ffff88811dd9fa90 R15: 00000000fffffff4 FS: 00005555568f3300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fc1f63200c0 CR3: 000000010ca45000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400