Extracting prog: 2m12.760683445s
Minimizing prog: 16m21.363982683s
Simplifying prog options: 0s
Extracting C: 1m12.190393536s
Simplifying C: 9m55.152305471s


extracting reproducer from 66 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:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ptmx-syz_open_dev$evdev-syz_usb_disconnect-syz_usb_connect-ioctl$EVIOCRMFF
detailed listing:
executing program 0:
openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
r0 = syz_open_dev$evdev(&(0x7f0000000000), 0x0, 0x0)
syz_usb_disconnect(r0)
syz_usb_connect(0x4, 0x24, &(0x7f00000003c0)=ANY=[], 0x0)
ioctl$EVIOCRMFF(r0, 0xc0085508, &(0x7f00000000c0)=0x18)

program crashed: WARNING in raw_ioctl
single: successfully extracted reproducer
found reproducer with 5 syscalls
minimizing guilty program
testing program (duration=47.003490885s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ptmx-syz_open_dev$evdev-syz_usb_disconnect-syz_usb_connect
detailed listing:
executing program 0:
openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
r0 = syz_open_dev$evdev(&(0x7f0000000000), 0x0, 0x0)
syz_usb_disconnect(r0)
syz_usb_connect(0x4, 0x24, &(0x7f00000003c0)=ANY=[], 0x0)

program did not crash
testing program (duration=47.003490885s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ptmx-syz_open_dev$evdev-syz_usb_disconnect-ioctl$EVIOCRMFF
detailed listing:
executing program 0:
openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
r0 = syz_open_dev$evdev(&(0x7f0000000000), 0x0, 0x0)
syz_usb_disconnect(r0)
ioctl$EVIOCRMFF(r0, 0xc0085508, &(0x7f00000000c0)=0x18)

program did not crash
testing program (duration=47.003490885s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ptmx-syz_open_dev$evdev-syz_usb_connect-ioctl$EVIOCRMFF
detailed listing:
executing program 0:
openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
r0 = syz_open_dev$evdev(&(0x7f0000000000), 0x0, 0x0)
syz_usb_connect(0x4, 0x24, &(0x7f00000003c0)=ANY=[], 0x0)
ioctl$EVIOCRMFF(r0, 0xc0085508, &(0x7f00000000c0)=0x18)

program did not crash
testing program (duration=47.003490885s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ptmx-syz_usb_disconnect-syz_usb_connect-ioctl$EVIOCRMFF
detailed listing:
executing program 0:
openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
syz_usb_disconnect(0xffffffffffffffff)
syz_usb_connect(0x4, 0x24, &(0x7f00000003c0)=ANY=[], 0x0)
ioctl$EVIOCRMFF(0xffffffffffffffff, 0xc0085508, &(0x7f00000000c0)=0x18)

program did not crash
testing program (duration=47.003490885s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$evdev-syz_usb_disconnect-syz_usb_connect-ioctl$EVIOCRMFF
detailed listing:
executing program 0:
r0 = syz_open_dev$evdev(&(0x7f0000000000), 0x0, 0x0)
syz_usb_disconnect(r0)
syz_usb_connect(0x4, 0x24, &(0x7f00000003c0)=ANY=[], 0x0)
ioctl$EVIOCRMFF(r0, 0xc0085508, &(0x7f00000000c0)=0x18)

program did not crash
testing program (duration=47.003490885s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ptmx-syz_open_dev$evdev-syz_usb_disconnect-syz_usb_connect-ioctl$EVIOCRMFF
detailed listing:
executing program 0:
openat$ptmx(0xffffffffffffff9c, 0x0, 0x2, 0x0)
r0 = syz_open_dev$evdev(&(0x7f0000000000), 0x0, 0x0)
syz_usb_disconnect(r0)
syz_usb_connect(0x4, 0x24, &(0x7f00000003c0)=ANY=[], 0x0)
ioctl$EVIOCRMFF(r0, 0xc0085508, &(0x7f00000000c0)=0x18)

program did not crash
testing program (duration=47.003490885s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ptmx-syz_open_dev$evdev-syz_usb_disconnect-syz_usb_connect-ioctl$EVIOCRMFF
detailed listing:
executing program 0:
openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
r0 = syz_open_dev$evdev(0x0, 0x0, 0x0)
syz_usb_disconnect(r0)
syz_usb_connect(0x4, 0x24, &(0x7f00000003c0)=ANY=[], 0x0)
ioctl$EVIOCRMFF(r0, 0xc0085508, &(0x7f00000000c0)=0x18)

program did not crash
testing program (duration=47.003490885s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ptmx-syz_open_dev$evdev-syz_usb_disconnect-syz_usb_connect-ioctl$EVIOCRMFF
detailed listing:
executing program 0:
openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
r0 = syz_open_dev$evdev(&(0x7f0000000000), 0x0, 0x0)
syz_usb_disconnect(r0)
syz_usb_connect(0x4, 0x24, 0x0, 0x0)
ioctl$EVIOCRMFF(r0, 0xc0085508, &(0x7f00000000c0)=0x18)

program did not crash
testing program (duration=47.003490885s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ptmx-syz_open_dev$evdev-syz_usb_disconnect-syz_usb_connect-ioctl$EVIOCRMFF
detailed listing:
executing program 0:
openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
r0 = syz_open_dev$evdev(&(0x7f0000000000), 0x0, 0x0)
syz_usb_disconnect(r0)
syz_usb_connect(0x4, 0x24, &(0x7f00000003c0)=ANY=[], 0x0)
ioctl$EVIOCRMFF(r0, 0xc0085508, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=47.003490885s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ptmx-syz_open_dev$evdev-syz_usb_disconnect-syz_usb_connect-ioctl$EVIOCRMFF
program crashed: WARNING in raw_ioctl
simplifying C reproducer
testing compiled C program (duration=47.003490885s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ptmx-syz_open_dev$evdev-syz_usb_disconnect-syz_usb_connect-ioctl$EVIOCRMFF
program crashed: WARNING in raw_ioctl
testing compiled C program (duration=47.003490885s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ptmx-syz_open_dev$evdev-syz_usb_disconnect-syz_usb_connect-ioctl$EVIOCRMFF
program crashed: WARNING in raw_ioctl
testing compiled C program (duration=47.003490885s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ptmx-syz_open_dev$evdev-syz_usb_disconnect-syz_usb_connect-ioctl$EVIOCRMFF
program crashed: WARNING in raw_ioctl
testing compiled C program (duration=47.003490885s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ptmx-syz_open_dev$evdev-syz_usb_disconnect-syz_usb_connect-ioctl$EVIOCRMFF
program crashed: WARNING in raw_ioctl
testing compiled C program (duration=47.003490885s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ptmx-syz_open_dev$evdev-syz_usb_disconnect-syz_usb_connect-ioctl$EVIOCRMFF
program crashed: WARNING in raw_ioctl
testing compiled C program (duration=47.003490885s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ptmx-syz_open_dev$evdev-syz_usb_disconnect-syz_usb_connect-ioctl$EVIOCRMFF
program crashed: WARNING in raw_ioctl
testing compiled C program (duration=47.003490885s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ptmx-syz_open_dev$evdev-syz_usb_disconnect-syz_usb_connect-ioctl$EVIOCRMFF
program crashed: WARNING in raw_ioctl
testing program (duration=47.003490885s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ptmx-syz_open_dev$evdev-syz_usb_disconnect-syz_usb_connect-ioctl$EVIOCRMFF
detailed listing:
executing program 0:
openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
r0 = syz_open_dev$evdev(&(0x7f0000000000), 0x0, 0x0)
syz_usb_disconnect(r0)
syz_usb_connect(0x4, 0x24, &(0x7f00000003c0)=ANY=[], 0x0)
ioctl$EVIOCRMFF(r0, 0xc0085508, &(0x7f00000000c0)=0x18)

program crashed: WARNING in raw_ioctl
validation run: crashed=true
testing program (duration=47.003490885s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ptmx-syz_open_dev$evdev-syz_usb_disconnect-syz_usb_connect-ioctl$EVIOCRMFF
detailed listing:
executing program 0:
openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
r0 = syz_open_dev$evdev(&(0x7f0000000000), 0x0, 0x0)
syz_usb_disconnect(r0)
syz_usb_connect(0x4, 0x24, &(0x7f00000003c0)=ANY=[], 0x0)
ioctl$EVIOCRMFF(r0, 0xc0085508, &(0x7f00000000c0)=0x18)

program crashed: WARNING in raw_ioctl
validation run: crashed=true
testing program (duration=47.003490885s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ptmx-syz_open_dev$evdev-syz_usb_disconnect-syz_usb_connect-ioctl$EVIOCRMFF
detailed listing:
executing program 0:
openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
r0 = syz_open_dev$evdev(&(0x7f0000000000), 0x0, 0x0)
syz_usb_disconnect(r0)
syz_usb_connect(0x4, 0x24, &(0x7f00000003c0)=ANY=[], 0x0)
ioctl$EVIOCRMFF(r0, 0xc0085508, &(0x7f00000000c0)=0x18)

program crashed: WARNING in raw_ioctl
validation run: crashed=true
reproducing took 34m9.691780878s
repro crashed as (corrupted=false):
------------[ cut here ]------------
WARNING: mm/page_alloc.c:5190 at __alloc_frozen_pages_noprof+0x2c8/0x370 mm/page_alloc.c:5190, CPU#1: syz.0.17/6015
Modules linked in:
CPU: 1 UID: 0 PID: 6015 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:__alloc_frozen_pages_noprof+0x2c8/0x370 mm/page_alloc.c:5190
Code: 74 10 4c 89 e7 89 54 24 0c e8 64 b9 0d 00 8b 54 24 0c 49 83 3c 24 00 0f 85 a5 fe ff ff e9 a6 fe ff ff c6 05 b1 7d 70 0d 01 90 <0f> 0b 90 e9 18 ff ff ff a9 00 00 08 00 48 8b 4c 24 10 4c 8d 44 24
RSP: 0018:ffffc90003147920 EFLAGS: 00010246
RAX: ffffc90003147900 RBX: 0000000000000013 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc90003147988
RBP: ffffc90003147a18 R08: ffffc90003147987 R09: 0000000000000000
R10: ffffc90003147960 R11: fffff52000628f31 R12: 0000000000000000
R13: 1ffff92000628f28 R14: 0000000000040cc0 R15: dffffc0000000000
FS:  0000555590de4500(0000) GS:ffff888125ddc000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd8f022fe8 CR3: 0000000075d06000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 alloc_pages_mpol+0x232/0x4a0 mm/mempolicy.c:2418
 ___kmalloc_large_node+0x5f/0x1b0 mm/slub.c:5583
 __kmalloc_large_node_noprof+0x18/0x90 mm/slub.c:5614
 __do_kmalloc_node mm/slub.c:5630 [inline]
 __kmalloc_noprof+0x4c9/0x800 mm/slub.c:5654
 kmalloc_noprof include/linux/slab.h:961 [inline]
 raw_alloc_io_data drivers/usb/gadget/legacy/raw_gadget.c:673 [inline]
 raw_ioctl_ep_read drivers/usb/gadget/legacy/raw_gadget.c:1162 [inline]
 raw_ioctl+0x18fb/0x3be0 drivers/usb/gadget/legacy/raw_gadget.c:1325
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:597 [inline]
 __se_sys_ioctl+0xfc/0x170 fs/ioctl.c:583
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff9c618efc9
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:00007ffd8f025248 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007ff9c63e5fa0 RCX: 00007ff9c618efc9
RDX: 00002000000000c0 RSI: 00000000c0085508 RDI: 0000000000000004
RBP: 00007ff9c6211f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ff9c63e5fa0 R14: 00007ff9c63e5fa0 R15: 0000000000000003
 </TASK>

final repro crashed as (corrupted=false):
------------[ cut here ]------------
WARNING: mm/page_alloc.c:5190 at __alloc_frozen_pages_noprof+0x2c8/0x370 mm/page_alloc.c:5190, CPU#1: syz.0.17/6015
Modules linked in:
CPU: 1 UID: 0 PID: 6015 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:__alloc_frozen_pages_noprof+0x2c8/0x370 mm/page_alloc.c:5190
Code: 74 10 4c 89 e7 89 54 24 0c e8 64 b9 0d 00 8b 54 24 0c 49 83 3c 24 00 0f 85 a5 fe ff ff e9 a6 fe ff ff c6 05 b1 7d 70 0d 01 90 <0f> 0b 90 e9 18 ff ff ff a9 00 00 08 00 48 8b 4c 24 10 4c 8d 44 24
RSP: 0018:ffffc90003147920 EFLAGS: 00010246
RAX: ffffc90003147900 RBX: 0000000000000013 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc90003147988
RBP: ffffc90003147a18 R08: ffffc90003147987 R09: 0000000000000000
R10: ffffc90003147960 R11: fffff52000628f31 R12: 0000000000000000
R13: 1ffff92000628f28 R14: 0000000000040cc0 R15: dffffc0000000000
FS:  0000555590de4500(0000) GS:ffff888125ddc000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd8f022fe8 CR3: 0000000075d06000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 alloc_pages_mpol+0x232/0x4a0 mm/mempolicy.c:2418
 ___kmalloc_large_node+0x5f/0x1b0 mm/slub.c:5583
 __kmalloc_large_node_noprof+0x18/0x90 mm/slub.c:5614
 __do_kmalloc_node mm/slub.c:5630 [inline]
 __kmalloc_noprof+0x4c9/0x800 mm/slub.c:5654
 kmalloc_noprof include/linux/slab.h:961 [inline]
 raw_alloc_io_data drivers/usb/gadget/legacy/raw_gadget.c:673 [inline]
 raw_ioctl_ep_read drivers/usb/gadget/legacy/raw_gadget.c:1162 [inline]
 raw_ioctl+0x18fb/0x3be0 drivers/usb/gadget/legacy/raw_gadget.c:1325
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:597 [inline]
 __se_sys_ioctl+0xfc/0x170 fs/ioctl.c:583
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff9c618efc9
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:00007ffd8f025248 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007ff9c63e5fa0 RCX: 00007ff9c618efc9
RDX: 00002000000000c0 RSI: 00000000c0085508 RDI: 0000000000000004
RBP: 00007ff9c6211f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ff9c63e5fa0 R14: 00007ff9c63e5fa0 R15: 0000000000000003
 </TASK>