------------[ cut here ]------------
WARNING: CPU: 1 PID: 5679 at fs/exec.c:940 do_open_execat+0x190/0x3f0 fs/exec.c:940
Modules linked in:
CPU: 1 PID: 5679 Comm: syz-executor.0 Not tainted 6.9.0-rc3-syzkaller-00189-g00dcf5d862e8 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:do_open_execat+0x190/0x3f0 fs/exec.c:940
Code: 4c 02 00 00 41 0f b7 1e bf 00 80 ff ff 66 81 e3 00 f0 89 de e8 e1 b1 91 ff 66 81 fb 00 80 0f 84 91 00 00 00 e8 21 b7 91 ff 90 <0f> 0b 90 48 c7 c3 f3 ff ff ff e8 11 b7 91 ff 4c 89 e7 e8 e9 a0 fe
RSP: 0018:ffffc9000374fd90 EFLAGS: 00010283
RAX: 0000000000003e38 RBX: 0000000000000004 RCX: ffffc9000c001000
RDX: 0000000000040000 RSI: ffffffff81fc9edf RDI: 0000000000000005
RBP: 1ffff920006e9fb2 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000004 R11: 0000000000000000 R12: ffff88801c839180
R13: ffff888018cccaa0 R14: ffff888054ff8740 R15: 0000000000000001
FS:  0000000000000000(0000) GS:ffff88802c300000(0063) knlGS:00000000f5ed3b40
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 0000000030e24000 CR3: 000000005dc0a000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 alloc_bprm+0x2b/0xc50 fs/exec.c:1541
 do_execveat_common.isra.0+0x1cd/0x750 fs/exec.c:1930
 compat_do_execve fs/exec.c:2080 [inline]
 __do_compat_sys_execve fs/exec.c:2148 [inline]
 __se_compat_sys_execve fs/exec.c:2144 [inline]
 __ia32_compat_sys_execve+0x90/0xc0 fs/exec.c:2144
 do_syscall_32_irqs_on arch/x86/entry/common.c:165 [inline]
 __do_fast_syscall_32+0x75/0x120 arch/x86/entry/common.c:321
 do_fast_syscall_32+0x32/0x80 arch/x86/entry/common.c:346
 entry_SYSENTER_compat_after_hwframe+0x84/0x8e
RIP: 0023:0xf7302579
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:00000000f5ed35ac EFLAGS: 00000292 ORIG_RAX: 000000000000000b
RAX: ffffffffffffffda RBX: 0000000020000080 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000292 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
----------------
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