------------[ cut here ]------------ kernel BUG at fs/hfsplus/xattr.c:175! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI CPU: 0 PID: 8267 Comm: syz-executor.0 Not tainted 6.10.0-rc3-syzkaller-00044-g2ccbdf43d5e7 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 RIP: 0010:hfsplus_create_attributes_file fs/hfsplus/xattr.c:175 [inline] RIP: 0010:__hfsplus_setxattr+0x2070/0x2290 fs/hfsplus/xattr.c:331 Code: ff 4c 8b 54 24 48 4c 8b 4c 24 30 e9 af ea ff ff e8 55 2a 7e ff 4c 8b 54 24 48 4c 8b 4c 24 30 e9 79 ea ff ff e8 71 f7 20 ff 90 <0f> 0b 48 8b 7c 24 40 e8 34 2a 7e ff 4c 8b 54 24 48 4c 8b 4c 24 30 RSP: 0018:ffffc90023dd74c0 EFLAGS: 00010283 RAX: 0000000000015131 RBX: ffff88805f2a15f0 RCX: ffffc9002519e000 RDX: 0000000000040000 RSI: ffffffff826d985f RDI: 0000000000000007 RBP: 0000000000000000 R08: 0000000000000007 R09: ffff88804743c000 R10: ffff888041e94830 R11: 0000000000000009 R12: 0000000000010000 R13: ffff888041e94800 R14: ffff88805a199800 R15: ffffc90023dd7580 FS: 0000000000000000(0000) GS:ffff88802c000000(0063) knlGS:00000000f5f40b40 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: 00000000f74828e0 CR3: 0000000054300000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: hfsplus_setxattr+0x98/0xe0 fs/hfsplus/xattr.c:432 __vfs_setxattr+0x173/0x1e0 fs/xattr.c:200 __vfs_setxattr_noperm+0x127/0x660 fs/xattr.c:234 __vfs_setxattr_locked+0x182/0x260 fs/xattr.c:295 vfs_setxattr+0x146/0x350 fs/xattr.c:321 do_setxattr+0x146/0x170 fs/xattr.c:629 setxattr+0x15d/0x180 fs/xattr.c:652 path_setxattr+0x179/0x1e0 fs/xattr.c:671 __do_sys_lsetxattr fs/xattr.c:694 [inline] __se_sys_lsetxattr fs/xattr.c:690 [inline] __ia32_sys_lsetxattr+0xbd/0x160 fs/xattr.c:690 do_syscall_32_irqs_on arch/x86/entry/common.c:165 [inline] __do_fast_syscall_32+0x73/0x120 arch/x86/entry/common.c:386 do_fast_syscall_32+0x32/0x80 arch/x86/entry/common.c:411 entry_SYSENTER_compat_after_hwframe+0x84/0x8e RIP: 0023:0xf734e579 Code: b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 00 00 00 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00 RSP: 002b:00000000f5f405ac EFLAGS: 00000292 ORIG_RAX: 00000000000000e3 RAX: ffffffffffffffda RBX: 0000000020000bc0 RCX: 00000000200002c0 RDX: 00000000200003c0 RSI: 0000000000000361 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000292 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:hfsplus_create_attributes_file fs/hfsplus/xattr.c:175 [inline] RIP: 0010:__hfsplus_setxattr+0x2070/0x2290 fs/hfsplus/xattr.c:331 Code: ff 4c 8b 54 24 48 4c 8b 4c 24 30 e9 af ea ff ff e8 55 2a 7e ff 4c 8b 54 24 48 4c 8b 4c 24 30 e9 79 ea ff ff e8 71 f7 20 ff 90 <0f> 0b 48 8b 7c 24 40 e8 34 2a 7e ff 4c 8b 54 24 48 4c 8b 4c 24 30 RSP: 0018:ffffc90023dd74c0 EFLAGS: 00010283 RAX: 0000000000015131 RBX: ffff88805f2a15f0 RCX: ffffc9002519e000 RDX: 0000000000040000 RSI: ffffffff826d985f RDI: 0000000000000007 RBP: 0000000000000000 R08: 0000000000000007 R09: ffff88804743c000 R10: ffff888041e94830 R11: 0000000000000009 R12: 0000000000010000 R13: ffff888041e94800 R14: ffff88805a199800 R15: ffffc90023dd7580 FS: 0000000000000000(0000) GS:ffff88802c200000(0063) knlGS:00000000f5f40b40 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: 00000000f7f02a78 CR3: 0000000054300000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess), 2 bytes skipped: 0: 10 06 adc %al,(%rsi) 2: 03 74 b4 01 add 0x1(%rsp,%rsi,4),%esi 6: 10 07 adc %al,(%rdi) 8: 03 74 b0 01 add 0x1(%rax,%rsi,4),%esi c: 10 08 adc %cl,(%rax) e: 03 74 d8 01 add 0x1(%rax,%rbx,8),%esi 1e: 00 51 52 add %dl,0x52(%rcx) 21: 55 push %rbp 22: 89 e5 mov %esp,%ebp 24: 0f 34 sysenter 26: cd 80 int $0x80 * 28: 5d pop %rbp <-- trapping instruction 29: 5a pop %rdx 2a: 59 pop %rcx 2b: c3 ret 2c: 90 nop 2d: 90 nop 2e: 90 nop 2f: 90 nop 30: 8d b4 26 00 00 00 00 lea 0x0(%rsi,%riz,1),%esi 37: 8d b4 26 00 00 00 00 lea 0x0(%rsi,%riz,1),%esi