Extracting prog: 2m31.76286193s
Minimizing prog: 3m29.684178177s
Simplifying prog options: 0s
Extracting C: 2m20.833906557s
Simplifying C: 12m20.202593648s


extracting reproducer from 30 programs
first checking the prog from the crash report
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): memfd_secret-mmap$fb
detailed listing:
executing program 0:
r0 = memfd_secret(0x80000)
mmap$fb(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x12, r0, 0xe1000)

program crashed: WARNING in path_noexec
single: successfully extracted reproducer
found reproducer with 2 syscalls
minimizing guilty program
testing program (duration=46.134209226s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): memfd_secret
detailed listing:
executing program 0:
memfd_secret(0x80000)

program did not crash
testing program (duration=46.134209226s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$fb
detailed listing:
executing program 0:
mmap$fb(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x12, 0xffffffffffffffff, 0xe1000)

program did not crash
extracting C reproducer
testing compiled C program (duration=46.134209226s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): memfd_secret-mmap$fb
program crashed: WARNING in path_noexec
simplifying C reproducer
testing compiled C program (duration=46.134209226s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): memfd_secret-mmap$fb
program crashed: WARNING in path_noexec
testing compiled C program (duration=46.134209226s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): memfd_secret-mmap$fb
program crashed: WARNING in path_noexec
testing compiled C program (duration=46.134209226s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): memfd_secret-mmap$fb
program crashed: WARNING in path_noexec
testing compiled C program (duration=46.134209226s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): memfd_secret-mmap$fb
program crashed: WARNING in path_noexec
testing compiled C program (duration=46.134209226s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): memfd_secret-mmap$fb
program crashed: WARNING in path_noexec
testing compiled C program (duration=46.134209226s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): memfd_secret-mmap$fb
program crashed: WARNING in path_noexec
testing compiled C program (duration=46.134209226s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): memfd_secret-mmap$fb
program crashed: WARNING in path_noexec
testing program (duration=46.134209226s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): memfd_secret-mmap$fb
detailed listing:
executing program 0:
r0 = memfd_secret(0x80000)
mmap$fb(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x12, r0, 0xe1000)

program crashed: WARNING in path_noexec
validation run: crashed=true
testing program (duration=46.134209226s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): memfd_secret-mmap$fb
detailed listing:
executing program 0:
r0 = memfd_secret(0x80000)
mmap$fb(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x12, r0, 0xe1000)

program crashed: WARNING in path_noexec
validation run: crashed=true
testing program (duration=46.134209226s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): memfd_secret-mmap$fb
detailed listing:
executing program 0:
r0 = memfd_secret(0x80000)
mmap$fb(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x12, r0, 0xe1000)

program crashed: WARNING in path_noexec
validation run: crashed=true
reproducing took 27m5.391482891s
repro crashed as (corrupted=false):
------------[ cut here ]------------
WARNING: fs/exec.c:119 at path_noexec+0x1af/0x200 fs/exec.c:118, CPU#1: syz.0.16/5991
Modules linked in:
CPU: 1 UID: 0 PID: 5991 Comm: syz.0.16 Not tainted 6.16.0-rc4-next-20250703-syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:path_noexec+0x1af/0x200 fs/exec.c:118
Code: 02 31 ff 48 89 de e8 f0 b1 89 ff d1 eb eb 07 e8 07 ad 89 ff b3 01 89 d8 5b 41 5e 41 5f 5d c3 cc cc cc cc cc e8 f2 ac 89 ff 90 <0f> 0b 90 e9 48 ff ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c a6
RSP: 0018:ffffc9000395fbd8 EFLAGS: 00010293
RAX: ffffffff8235f22e RBX: ffff88807834a080 RCX: ffff888026435a00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000080000 R08: ffff888026435a00 R09: 0000000000000003
R10: 0000000000000003 R11: 0000000000000000 R12: 0000000000000002
R13: 1ffff9200072bf90 R14: 0000000000000000 R15: dffffc0000000000
FS:  00005555644fd500(0000) GS:ffff888125d1e000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2f15ffff CR3: 0000000077c90000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 do_mmap+0xa43/0x10d0 mm/mmap.c:472
 vm_mmap_pgoff+0x31b/0x4c0 mm/util.c:579
 ksys_mmap_pgoff+0x51f/0x760 mm/mmap.c:607
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4c5a58e929
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffdf6bc2b78 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007f4c5a7b5fa0 RCX: 00007f4c5a58e929
RDX: 0000000000000000 RSI: 0000000000001000 RDI: 0000200000000000
RBP: 00007f4c5a610b39 R08: 0000000000000003 R09: 00000000000e1000
R10: 0000000000000012 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f4c5a7b5fa0 R14: 00007f4c5a7b5fa0 R15: 0000000000000006
 </TASK>

final repro crashed as (corrupted=false):
------------[ cut here ]------------
WARNING: fs/exec.c:119 at path_noexec+0x1af/0x200 fs/exec.c:118, CPU#1: syz.0.16/5991
Modules linked in:
CPU: 1 UID: 0 PID: 5991 Comm: syz.0.16 Not tainted 6.16.0-rc4-next-20250703-syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:path_noexec+0x1af/0x200 fs/exec.c:118
Code: 02 31 ff 48 89 de e8 f0 b1 89 ff d1 eb eb 07 e8 07 ad 89 ff b3 01 89 d8 5b 41 5e 41 5f 5d c3 cc cc cc cc cc e8 f2 ac 89 ff 90 <0f> 0b 90 e9 48 ff ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c a6
RSP: 0018:ffffc9000395fbd8 EFLAGS: 00010293
RAX: ffffffff8235f22e RBX: ffff88807834a080 RCX: ffff888026435a00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000080000 R08: ffff888026435a00 R09: 0000000000000003
R10: 0000000000000003 R11: 0000000000000000 R12: 0000000000000002
R13: 1ffff9200072bf90 R14: 0000000000000000 R15: dffffc0000000000
FS:  00005555644fd500(0000) GS:ffff888125d1e000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2f15ffff CR3: 0000000077c90000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 do_mmap+0xa43/0x10d0 mm/mmap.c:472
 vm_mmap_pgoff+0x31b/0x4c0 mm/util.c:579
 ksys_mmap_pgoff+0x51f/0x760 mm/mmap.c:607
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4c5a58e929
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffdf6bc2b78 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007f4c5a7b5fa0 RCX: 00007f4c5a58e929
RDX: 0000000000000000 RSI: 0000000000001000 RDI: 0000200000000000
RBP: 00007f4c5a610b39 R08: 0000000000000003 R09: 00000000000e1000
R10: 0000000000000012 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f4c5a7b5fa0 R14: 00007f4c5a7b5fa0 R15: 0000000000000006
 </TASK>