general protection fault, probably for non-canonical address 0xdffffc0000000002: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017]
CPU: 1 PID: 305 Comm: syz-executor542 Not tainted 6.1.118-syzkaller-00078-ge2b9748880b9 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
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:atomic_open fs/namei.c:3360 [inline]
RIP: 0010:lookup_open fs/namei.c:3452 [inline]
RIP: 0010:open_last_lookups fs/namei.c:3549 [inline]
RIP: 0010:path_openat+0x133f/0x2d60 fs/namei.c:3779
Code: ff ff 48 8b 3c 24 e8 70 d8 02 00 48 63 db 4c 8b 74 24 08 eb 5f e8 91 37 ac ff 4c 8b 74 24 08 48 8b 1c 24 48 89 d8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 0f 85 1c 0b 00 00 48 89 1c 24 8b 1b be 00 00
RSP: 0018:ffffc90000f67940 EFLAGS: 00010203
RAX: 0000000000000002 RBX: 0000000000000017 RCX: ffff888111515100
RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000000
RBP: ffffc90000f67b30 R08: ffffffff81cc2878 R09: fffff520001ecf0d
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
R13: dffffc0000000000 R14: ffffc90000f67b88 R15: ffffc90000f67da0
FS: 00007f67836036c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055ec59bbdc98 CR3: 000000011f99b000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<TASK>
do_filp_open+0x230/0x480 fs/namei.c:3809
do_sys_openat2+0x151/0x870 fs/open.c:1341
do_sys_open fs/open.c:1357 [inline]
__do_sys_open fs/open.c:1365 [inline]
__se_sys_open fs/open.c:1361 [inline]
__x64_sys_open+0x221/0x270 fs/open.c:1361
x64_sys_call+0x36/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:3
do_syscall_x64 arch/x86/entry/common.c:51 [inline]
do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f6783663ea9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 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:00007f6783603218 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f67836f03f8 RCX: 00007f6783663ea9
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00000000200001c0
RBP: 00007f67836f03f0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f67836bd094
R13: 000000000000006e R14: 0030656c69662f30 R15: 2f30656c69662f2e
</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:atomic_open fs/namei.c:3360 [inline]
RIP: 0010:lookup_open fs/namei.c:3452 [inline]
RIP: 0010:open_last_lookups fs/namei.c:3549 [inline]
RIP: 0010:path_openat+0x133f/0x2d60 fs/namei.c:3779
Code: ff ff 48 8b 3c 24 e8 70 d8 02 00 48 63 db 4c 8b 74 24 08 eb 5f e8 91 37 ac ff 4c 8b 74 24 08 48 8b 1c 24 48 89 d8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 0f 85 1c 0b 00 00 48 89 1c 24 8b 1b be 00 00
RSP: 0018:ffffc90000f67940 EFLAGS: 00010203
RAX: 0000000000000002 RBX: 0000000000000017 RCX: ffff888111515100
RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000000
RBP: ffffc90000f67b30 R08: ffffffff81cc2878 R09: fffff520001ecf0d
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
R13: dffffc0000000000 R14: ffffc90000f67b88 R15: ffffc90000f67da0
FS: 00007f67836036c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055ec59baeab8 CR3: 000000011f99b000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess), 1 bytes skipped:
0: ff 48 8b decl -0x75(%rax)
3: 3c 24 cmp $0x24,%al
5: e8 70 d8 02 00 call 0x2d87a
a: 48 63 db movslq %ebx,%rbx
d: 4c 8b 74 24 08 mov 0x8(%rsp),%r14
12: eb 5f jmp 0x73
14: e8 91 37 ac ff call 0xffac37aa
19: 4c 8b 74 24 08 mov 0x8(%rsp),%r14
1e: 48 8b 1c 24 mov (%rsp),%rbx
22: 48 89 d8 mov %rbx,%rax
25: 48 c1 e8 03 shr $0x3,%rax
* 29: 42 0f b6 04 28 movzbl (%rax,%r13,1),%eax <-- trapping instruction
2e: 84 c0 test %al,%al
30: 0f 85 1c 0b 00 00 jne 0xb52
36: 48 89 1c 24 mov %rbx,(%rsp)
3a: 8b 1b mov (%rbx),%ebx
3c: be .byte 0xbe