Extracting prog: 1m57.182743494s
Minimizing prog: 10m18.135207043s
Simplifying prog options: 0s
Extracting C: 31.375608126s
Simplifying C: 6m3.208957967s


extracting reproducer from 53 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 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=43.433933065s, {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 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=43.433933065s, {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 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=43.433933065s, {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 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=43.433933065s, {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 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=43.433933065s, {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 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=43.433933065s, {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 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=43.433933065s, {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 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=43.433933065s, {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 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=43.433933065s, {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 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=43.433933065s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ptmx-syz_open_dev$evdev-syz_usb_disconnect-syz_usb_connect-ioctl$EVIOCRMFF
program crashed: WARNING in raw_ioctl
simplifying C reproducer
testing compiled C program (duration=43.433933065s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ptmx-syz_open_dev$evdev-syz_usb_disconnect-syz_usb_connect-ioctl$EVIOCRMFF
program crashed: WARNING in raw_ioctl
testing compiled C program (duration=43.433933065s, {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$EVIOCRMFF
program crashed: WARNING in raw_ioctl
testing compiled C program (duration=43.433933065s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ptmx-syz_open_dev$evdev-syz_usb_disconnect-syz_usb_connect-ioctl$EVIOCRMFF
program crashed: WARNING in raw_ioctl
testing compiled C program (duration=43.433933065s, {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$EVIOCRMFF
program crashed: WARNING in raw_ioctl
testing compiled C program (duration=43.433933065s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ptmx-syz_open_dev$evdev-syz_usb_disconnect-syz_usb_connect-ioctl$EVIOCRMFF
program crashed: WARNING in raw_ioctl
testing compiled C program (duration=43.433933065s, {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$EVIOCRMFF
program crashed: WARNING in raw_ioctl
testing compiled C program (duration=43.433933065s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$ptmx-syz_open_dev$evdev-syz_usb_disconnect-syz_usb_connect-ioctl$EVIOCRMFF
program crashed: WARNING in raw_ioctl
testing program (duration=43.433933065s, {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=43.433933065s, {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=43.433933065s, {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 23m8.030811798s
repro crashed as (corrupted=false):
------------[ cut here ]------------
WARNING: CPU: 0 PID: 4335 at mm/page_alloc.c:5462 current_gfp_context include/linux/sched/mm.h:-1 [inline]
WARNING: CPU: 0 PID: 4335 at mm/page_alloc.c:5462 __alloc_pages+0x391/0x470 mm/page_alloc.c:5474
Modules linked in:
CPU: 0 PID: 4335 Comm: syz.0.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:__alloc_pages+0x391/0x470 mm/page_alloc.c:5462
Code: 31 ff e9 b2 fe ff ff e8 fd e6 f6 07 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 50 fd ff ff 4c 89 e7 e8 34 ad 09 00 e9 43 fd ff ff <0f> 0b 45 31 ff e9 ef fe ff ff 65 44 8b 2d 55 8e 4f 7e 41 83 fd 08
RSP: 0018:ffffc9000339fa60 EFLAGS: 00010246
RAX: ffffc9000339faa0 RBX: 1ffff92000673f50 RCX: 0000000000000000
RDX: 0000000000000028 RSI: 0000000000000000 RDI: ffffc9000339fac8
RBP: ffffc9000339fb58 R08: dffffc0000000000 R09: ffffc9000339faa0
R10: fffff52000673f59 R11: 1ffff92000673f54 R12: dffffc0000000000
R13: 0000000000000000 R14: 0000000000040cc0 R15: 0000000000000013
FS:  000055558984d500(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffec2b72fe8 CR3: 00000000297fa000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 kmalloc_order+0x40/0x150 mm/slab_common.c:986
 kmalloc_order_trace+0x14/0xf0 mm/slab_common.c:1002
 kmalloc include/linux/slab.h:612 [inline]
 raw_alloc_io_data drivers/usb/gadget/legacy/raw_gadget.c:626 [inline]
 raw_ioctl_ep_read drivers/usb/gadget/legacy/raw_gadget.c:1110 [inline]
 raw_ioctl+0x1600/0x3560 drivers/usb/gadget/legacy/raw_gadget.c:1274
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:874 [inline]
 __se_sys_ioctl+0xfa/0x170 fs/ioctl.c:860
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7fa1b9f33fc9
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:00007ffec2b75818 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fa1ba18afa0 RCX: 00007fa1b9f33fc9
RDX: 00002000000000c0 RSI: 00000000c0085508 RDI: 0000000000000004
RBP: 00007fa1b9fb6f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fa1ba18afa0 R14: 00007fa1ba18afa0 R15: 0000000000000003
 </TASK>

final repro crashed as (corrupted=false):
------------[ cut here ]------------
WARNING: CPU: 0 PID: 4335 at mm/page_alloc.c:5462 current_gfp_context include/linux/sched/mm.h:-1 [inline]
WARNING: CPU: 0 PID: 4335 at mm/page_alloc.c:5462 __alloc_pages+0x391/0x470 mm/page_alloc.c:5474
Modules linked in:
CPU: 0 PID: 4335 Comm: syz.0.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:__alloc_pages+0x391/0x470 mm/page_alloc.c:5462
Code: 31 ff e9 b2 fe ff ff e8 fd e6 f6 07 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 50 fd ff ff 4c 89 e7 e8 34 ad 09 00 e9 43 fd ff ff <0f> 0b 45 31 ff e9 ef fe ff ff 65 44 8b 2d 55 8e 4f 7e 41 83 fd 08
RSP: 0018:ffffc9000339fa60 EFLAGS: 00010246
RAX: ffffc9000339faa0 RBX: 1ffff92000673f50 RCX: 0000000000000000
RDX: 0000000000000028 RSI: 0000000000000000 RDI: ffffc9000339fac8
RBP: ffffc9000339fb58 R08: dffffc0000000000 R09: ffffc9000339faa0
R10: fffff52000673f59 R11: 1ffff92000673f54 R12: dffffc0000000000
R13: 0000000000000000 R14: 0000000000040cc0 R15: 0000000000000013
FS:  000055558984d500(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffec2b72fe8 CR3: 00000000297fa000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 kmalloc_order+0x40/0x150 mm/slab_common.c:986
 kmalloc_order_trace+0x14/0xf0 mm/slab_common.c:1002
 kmalloc include/linux/slab.h:612 [inline]
 raw_alloc_io_data drivers/usb/gadget/legacy/raw_gadget.c:626 [inline]
 raw_ioctl_ep_read drivers/usb/gadget/legacy/raw_gadget.c:1110 [inline]
 raw_ioctl+0x1600/0x3560 drivers/usb/gadget/legacy/raw_gadget.c:1274
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:874 [inline]
 __se_sys_ioctl+0xfa/0x170 fs/ioctl.c:860
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7fa1b9f33fc9
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:00007ffec2b75818 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fa1ba18afa0 RCX: 00007fa1b9f33fc9
RDX: 00002000000000c0 RSI: 00000000c0085508 RDI: 0000000000000004
RBP: 00007fa1b9fb6f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fa1ba18afa0 R14: 00007fa1ba18afa0 R15: 0000000000000003
 </TASK>