general protection fault, probably for non-canonical address 0xdffffc0000000002: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017]
CPU: 0 PID: 299 Comm: syz-executor155 Not tainted 6.1.84-syzkaller-00005-g96d66062d076 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
RIP: 0010:__d_entry_type include/linux/dcache.h:394 [inline]
RIP: 0010:d_is_miss include/linux/dcache.h:399 [inline]
RIP: 0010:d_is_negative include/linux/dcache.h:445 [inline]
RIP: 0010:do_renameat2+0x6fd/0x1480 fs/namei.c:4976
Code: f2 e8 77 f0 fe ff 48 89 c3 48 3d 01 f0 ff ff 72 12 e8 57 08 ac ff 41 89 de 48 8b 5c 24 18 e9 6f 05 00 00 49 89 de 49 c1 ee 03 <43> 0f b6 04 26 84 c0 0f 85 8a 07 00 00 48 89 5c 24 40 8b 1b be 00
RSP: 0018:ffffc90000e87c00 EFLAGS: 00010202
RAX: 0000000000000010 RBX: 0000000000000010 RCX: ffff8881095a8000
RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000000
RBP: ffffc90000e87ee0 R08: ffffffff81cbb018 R09: fffff520001d0f59
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: ffffc90000e87de8 R14: 0000000000000002 R15: ffff88811fd6a360
FS: 00007fa3267a86c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffeccd7e020 CR3: 00000001233b0000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<TASK>
__do_sys_renameat2 fs/namei.c:5061 [inline]
__se_sys_renameat2 fs/namei.c:5058 [inline]
__x64_sys_renameat2+0xdd/0xf0 fs/namei.c:5058
do_syscall_x64 arch/x86/entry/common.c:51 [inline]
do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:81
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fa3267e6679
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 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:00007fa3267a8218 EFLAGS: 00000246 ORIG_RAX: 000000000000013c
RAX: ffffffffffffffda RBX: 00007fa3268753e8 RCX: 00007fa3267e6679
RDX: 0000000000000004 RSI: 0000000020000500 RDI: 0000000000000004
RBP: 00007fa3268753e0 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000200001c0 R11: 0000000000000246 R12: 00007fa32684209c
R13: 0030656c69662f2e R14: 00007fa3268420ca R15: 0031656c69662f2e
</TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__d_entry_type include/linux/dcache.h:394 [inline]
RIP: 0010:d_is_miss include/linux/dcache.h:399 [inline]
RIP: 0010:d_is_negative include/linux/dcache.h:445 [inline]
RIP: 0010:do_renameat2+0x6fd/0x1480 fs/namei.c:4976
Code: f2 e8 77 f0 fe ff 48 89 c3 48 3d 01 f0 ff ff 72 12 e8 57 08 ac ff 41 89 de 48 8b 5c 24 18 e9 6f 05 00 00 49 89 de 49 c1 ee 03 <43> 0f b6 04 26 84 c0 0f 85 8a 07 00 00 48 89 5c 24 40 8b 1b be 00
RSP: 0018:ffffc90000e87c00 EFLAGS: 00010202
RAX: 0000000000000010 RBX: 0000000000000010 RCX: ffff8881095a8000
RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000000
RBP: ffffc90000e87ee0 R08: ffffffff81cbb018 R09: fffff520001d0f59
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: ffffc90000e87de8 R14: 0000000000000002 R15: ffff88811fd6a360
FS: 00007fa3267a86c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffeccd7e020 CR3: 00000001233b0000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: f2 e8 77 f0 fe ff bnd call 0xfffef07d
6: 48 89 c3 mov %rax,%rbx
9: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax
f: 72 12 jb 0x23
11: e8 57 08 ac ff call 0xffac086d
16: 41 89 de mov %ebx,%r14d
19: 48 8b 5c 24 18 mov 0x18(%rsp),%rbx
1e: e9 6f 05 00 00 jmp 0x592
23: 49 89 de mov %rbx,%r14
26: 49 c1 ee 03 shr $0x3,%r14
* 2a: 43 0f b6 04 26 movzbl (%r14,%r12,1),%eax <-- trapping instruction
2f: 84 c0 test %al,%al
31: 0f 85 8a 07 00 00 jne 0x7c1
37: 48 89 5c 24 40 mov %rbx,0x40(%rsp)
3c: 8b 1b mov (%rbx),%ebx
3e: be .byte 0xbe