Extracting prog: 44.175245532s
Minimizing prog: 6m41.241906407s
Simplifying prog options: 0s
Extracting C: 33.355002215s
Simplifying C: 4m50.738862942s


extracting reproducer from 54 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:6 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}}): syz_open_dev$usbfs-socket$packet-mmap-mmap
detailed listing:
executing program 0:
r0 = syz_open_dev$usbfs(&(0x7f00000000c0), 0x204, 0x0)
r1 = socket$packet(0x11, 0x2, 0x300)
mmap(&(0x7f0000000000/0x2000)=nil, 0x30000, 0x2, 0x11, r1, 0x0)
mmap(&(0x7f000001a000/0x3000)=nil, 0x3000, 0x2000005, 0x11012, r0, 0x80000000) (fail_nth: 5)

program crashed: kernel BUG in __page_table_check_zero
single: successfully extracted reproducer
found reproducer with 4 syscalls
minimizing guilty program
testing program (duration=53.671077202s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): syz_open_dev$usbfs-socket$packet-mmap
detailed listing:
executing program 0:
syz_open_dev$usbfs(&(0x7f00000000c0), 0x204, 0x0)
r0 = socket$packet(0x11, 0x2, 0x300)
mmap(&(0x7f0000000000/0x2000)=nil, 0x30000, 0x2, 0x11, r0, 0x0)

program did not crash
testing program (duration=53.671077202s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): syz_open_dev$usbfs-socket$packet-mmap
detailed listing:
executing program 0:
r0 = syz_open_dev$usbfs(&(0x7f00000000c0), 0x204, 0x0)
socket$packet(0x11, 0x2, 0x300)
mmap(&(0x7f000001a000/0x3000)=nil, 0x3000, 0x2000005, 0x11012, r0, 0x80000000) (fail_nth: 5)

program did not crash
testing program (duration=53.671077202s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): syz_open_dev$usbfs-mmap-mmap
detailed listing:
executing program 0:
r0 = syz_open_dev$usbfs(&(0x7f00000000c0), 0x204, 0x0)
mmap(&(0x7f0000000000/0x2000)=nil, 0x30000, 0x2, 0x11, 0xffffffffffffffff, 0x0)
mmap(&(0x7f000001a000/0x3000)=nil, 0x3000, 0x2000005, 0x11012, r0, 0x80000000) (fail_nth: 5)

program did not crash
testing program (duration=53.671077202s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): socket$packet-mmap-mmap
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
mmap(&(0x7f0000000000/0x2000)=nil, 0x30000, 0x2, 0x11, r0, 0x0)
mmap(&(0x7f000001a000/0x3000)=nil, 0x3000, 0x2000005, 0x11012, 0xffffffffffffffff, 0x80000000) (fail_nth: 5)

program did not crash
testing program (duration=53.671077202s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): syz_open_dev$usbfs-socket$packet-mmap-mmap
detailed listing:
executing program 0:
r0 = syz_open_dev$usbfs(&(0x7f00000000c0), 0x204, 0x0)
r1 = socket$packet(0x11, 0x2, 0x300)
mmap(&(0x7f0000000000/0x2000)=nil, 0x30000, 0x2, 0x11, r1, 0x0)
mmap(&(0x7f000001a000/0x3000)=nil, 0x3000, 0x2000005, 0x11012, r0, 0x80000000)

program did not crash
testing program (duration=53.671077202s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): syz_open_dev$usbfs-socket$packet-mmap-mmap
detailed listing:
executing program 0:
r0 = syz_open_dev$usbfs(0x0, 0x204, 0x0)
r1 = socket$packet(0x11, 0x2, 0x300)
mmap(&(0x7f0000000000/0x2000)=nil, 0x30000, 0x2, 0x11, r1, 0x0)
mmap(&(0x7f000001a000/0x3000)=nil, 0x3000, 0x2000005, 0x11012, r0, 0x80000000) (fail_nth: 5)

program did not crash
extracting C reproducer
testing compiled C program (duration=53.671077202s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): syz_open_dev$usbfs-socket$packet-mmap-mmap
program crashed: kernel BUG in __page_table_check_zero
simplifying C reproducer
testing compiled C program (duration=53.671077202s, {Threaded:false Repeat:true RepeatTimes:0 Procs:6 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}}): syz_open_dev$usbfs-socket$packet-mmap-mmap
program crashed: kernel BUG in __page_table_check_zero
testing compiled C program (duration=53.671077202s, {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}}): syz_open_dev$usbfs-socket$packet-mmap-mmap
program did not crash
testing compiled C program (duration=53.671077202s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 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}}): syz_open_dev$usbfs-socket$packet-mmap-mmap
program crashed: kernel BUG in __page_table_check_zero
testing compiled C program (duration=53.671077202s, {Threaded:false Repeat:true 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}}): syz_open_dev$usbfs-socket$packet-mmap-mmap
program crashed: kernel BUG in __page_table_check_zero
testing compiled C program (duration=53.671077202s, {Threaded:false Repeat:true 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}}): syz_open_dev$usbfs-socket$packet-mmap-mmap
program crashed: kernel BUG in __page_table_check_zero
testing compiled C program (duration=53.671077202s, {Threaded:false Repeat:true 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}}): syz_open_dev$usbfs-socket$packet-mmap-mmap
program crashed: kernel BUG in __page_table_check_zero
testing compiled C program (duration=53.671077202s, {Threaded:false Repeat:true 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}}): syz_open_dev$usbfs-socket$packet-mmap-mmap
program crashed: kernel BUG in __page_table_check_zero
testing compiled C program (duration=53.671077202s, {Threaded:false Repeat:true 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}}): syz_open_dev$usbfs-socket$packet-mmap-mmap
program crashed: kernel BUG in __page_table_check_zero
reproducing took 12m49.511050998s
repro crashed as (corrupted=false):
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 a1 1a 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe45788458 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007ffe45788480 RCX: 00007f36c7331569
RDX: 0000000002000005 RSI: 0000000000003000 RDI: 000000002001a000
RBP: 0000000000000001 R08: 0000000000000003 R09: 0000000080000000
R10: 0000000000011012 R11: 0000000000000246 R12: 00007ffe4578847c
R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
 </TASK>
------------[ cut here ]------------
kernel BUG at mm/page_table_check.c:157!
Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI
CPU: 1 UID: 0 PID: 5832 Comm: syz-executor973 Not tainted 6.12.0-rc4-syzkaller-00261-g850925a8133c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:__page_table_check_zero+0x274/0x350 mm/page_table_check.c:157
Code: c1 0f 8c 39 fe ff ff 48 89 df e8 87 28 f3 ff e9 2c fe ff ff e8 dd 6a 89 ff 90 0f 0b e8 d5 6a 89 ff 90 0f 0b e8 cd 6a 89 ff 90 <0f> 0b f3 0f 1e fa 4c 89 f6 48 81 e6 ff 0f 00 00 31 ff e8 95 6f 89
RSP: 0018:ffffc9000367f6d8 EFLAGS: 00010293
RAX: ffffffff820b7fa3 RBX: dffffc0000000000 RCX: ffff888032f99e00
RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88801e93d70c
RBP: ffff88801e93d70c R08: ffff88801e93d70f R09: 1ffff11003d27ae1
R10: dffffc0000000000 R11: ffffed1003d27ae2 R12: ffff88801e93d6c0
R13: 1ffffffff34887b4 R14: 0000000000000002 R15: 0000000000000000
FS:  0000555558436380(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555558436ca8 CR3: 0000000074c9a000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 page_table_check_free include/linux/page_table_check.h:41 [inline]
 free_pages_prepare mm/page_alloc.c:1109 [inline]
 free_unref_page+0xd0f/0xf20 mm/page_alloc.c:2638
 dec_usb_memory_use_count+0x259/0x350 drivers/usb/core/devio.c:198
 mmap_region+0x2180/0x2a30 mm/mmap.c:1574
 do_mmap+0x8f0/0x1000 mm/mmap.c:496
 vm_mmap_pgoff+0x1dd/0x3d0 mm/util.c:588
 ksys_mmap_pgoff+0x4eb/0x720 mm/mmap.c:542
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f36c7331569
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 a1 1a 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe45788458 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007ffe45788480 RCX: 00007f36c7331569
RDX: 0000000002000005 RSI: 0000000000003000 RDI: 000000002001a000
RBP: 0000000000000001 R08: 0000000000000003 R09: 0000000080000000
R10: 0000000000011012 R11: 0000000000000246 R12: 00007ffe4578847c
R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__page_table_check_zero+0x274/0x350 mm/page_table_check.c:157
Code: c1 0f 8c 39 fe ff ff 48 89 df e8 87 28 f3 ff e9 2c fe ff ff e8 dd 6a 89 ff 90 0f 0b e8 d5 6a 89 ff 90 0f 0b e8 cd 6a 89 ff 90 <0f> 0b f3 0f 1e fa 4c 89 f6 48 81 e6 ff 0f 00 00 31 ff e8 95 6f 89
RSP: 0018:ffffc9000367f6d8 EFLAGS: 00010293
RAX: ffffffff820b7fa3 RBX: dffffc0000000000 RCX: ffff888032f99e00
RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88801e93d70c
RBP: ffff88801e93d70c R08: ffff88801e93d70f R09: 1ffff11003d27ae1
R10: dffffc0000000000 R11: ffffed1003d27ae2 R12: ffff88801e93d6c0
R13: 1ffffffff34887b4 R14: 0000000000000002 R15: 0000000000000000
FS:  0000555558436380(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555558436ca8 CR3: 0000000074c9a000 CR4: 0000000000350ef0
----------------
Code disassembly (best guess):
   0:	28 00                	sub    %al,(%rax)
   2:	00 00                	add    %al,(%rax)
   4:	75 05                	jne    0xb
   6:	48 83 c4 28          	add    $0x28,%rsp
   a:	c3                   	ret
   b:	e8 a1 1a 00 00       	call   0x1ab1
  10:	90                   	nop
  11:	48 89 f8             	mov    %rdi,%rax
  14:	48 89 f7             	mov    %rsi,%rdi
  17:	48 89 d6             	mov    %rdx,%rsi
  1a:	48 89 ca             	mov    %rcx,%rdx
  1d:	4d 89 c2             	mov    %r8,%r10
  20:	4d 89 c8             	mov    %r9,%r8
  23:	4c 8b 4c 24 08       	mov    0x8(%rsp),%r9
  28:	0f 05                	syscall
* 2a:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax <-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 c7 c1 b8 ff ff ff 	mov    $0xffffffffffffffb8,%rcx
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

final repro crashed as (corrupted=false):
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 a1 1a 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe45788458 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007ffe45788480 RCX: 00007f36c7331569
RDX: 0000000002000005 RSI: 0000000000003000 RDI: 000000002001a000
RBP: 0000000000000001 R08: 0000000000000003 R09: 0000000080000000
R10: 0000000000011012 R11: 0000000000000246 R12: 00007ffe4578847c
R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
 </TASK>
------------[ cut here ]------------
kernel BUG at mm/page_table_check.c:157!
Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI
CPU: 1 UID: 0 PID: 5832 Comm: syz-executor973 Not tainted 6.12.0-rc4-syzkaller-00261-g850925a8133c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:__page_table_check_zero+0x274/0x350 mm/page_table_check.c:157
Code: c1 0f 8c 39 fe ff ff 48 89 df e8 87 28 f3 ff e9 2c fe ff ff e8 dd 6a 89 ff 90 0f 0b e8 d5 6a 89 ff 90 0f 0b e8 cd 6a 89 ff 90 <0f> 0b f3 0f 1e fa 4c 89 f6 48 81 e6 ff 0f 00 00 31 ff e8 95 6f 89
RSP: 0018:ffffc9000367f6d8 EFLAGS: 00010293
RAX: ffffffff820b7fa3 RBX: dffffc0000000000 RCX: ffff888032f99e00
RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88801e93d70c
RBP: ffff88801e93d70c R08: ffff88801e93d70f R09: 1ffff11003d27ae1
R10: dffffc0000000000 R11: ffffed1003d27ae2 R12: ffff88801e93d6c0
R13: 1ffffffff34887b4 R14: 0000000000000002 R15: 0000000000000000
FS:  0000555558436380(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555558436ca8 CR3: 0000000074c9a000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 page_table_check_free include/linux/page_table_check.h:41 [inline]
 free_pages_prepare mm/page_alloc.c:1109 [inline]
 free_unref_page+0xd0f/0xf20 mm/page_alloc.c:2638
 dec_usb_memory_use_count+0x259/0x350 drivers/usb/core/devio.c:198
 mmap_region+0x2180/0x2a30 mm/mmap.c:1574
 do_mmap+0x8f0/0x1000 mm/mmap.c:496
 vm_mmap_pgoff+0x1dd/0x3d0 mm/util.c:588
 ksys_mmap_pgoff+0x4eb/0x720 mm/mmap.c:542
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f36c7331569
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 a1 1a 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe45788458 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007ffe45788480 RCX: 00007f36c7331569
RDX: 0000000002000005 RSI: 0000000000003000 RDI: 000000002001a000
RBP: 0000000000000001 R08: 0000000000000003 R09: 0000000080000000
R10: 0000000000011012 R11: 0000000000000246 R12: 00007ffe4578847c
R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__page_table_check_zero+0x274/0x350 mm/page_table_check.c:157
Code: c1 0f 8c 39 fe ff ff 48 89 df e8 87 28 f3 ff e9 2c fe ff ff e8 dd 6a 89 ff 90 0f 0b e8 d5 6a 89 ff 90 0f 0b e8 cd 6a 89 ff 90 <0f> 0b f3 0f 1e fa 4c 89 f6 48 81 e6 ff 0f 00 00 31 ff e8 95 6f 89
RSP: 0018:ffffc9000367f6d8 EFLAGS: 00010293
RAX: ffffffff820b7fa3 RBX: dffffc0000000000 RCX: ffff888032f99e00
RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88801e93d70c
RBP: ffff88801e93d70c R08: ffff88801e93d70f R09: 1ffff11003d27ae1
R10: dffffc0000000000 R11: ffffed1003d27ae2 R12: ffff88801e93d6c0
R13: 1ffffffff34887b4 R14: 0000000000000002 R15: 0000000000000000
FS:  0000555558436380(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555558436ca8 CR3: 0000000074c9a000 CR4: 0000000000350ef0
----------------
Code disassembly (best guess):
   0:	28 00                	sub    %al,(%rax)
   2:	00 00                	add    %al,(%rax)
   4:	75 05                	jne    0xb
   6:	48 83 c4 28          	add    $0x28,%rsp
   a:	c3                   	ret
   b:	e8 a1 1a 00 00       	call   0x1ab1
  10:	90                   	nop
  11:	48 89 f8             	mov    %rdi,%rax
  14:	48 89 f7             	mov    %rsi,%rdi
  17:	48 89 d6             	mov    %rdx,%rsi
  1a:	48 89 ca             	mov    %rcx,%rdx
  1d:	4d 89 c2             	mov    %r8,%r10
  20:	4d 89 c8             	mov    %r9,%r8
  23:	4c 8b 4c 24 08       	mov    0x8(%rsp),%r9
  28:	0f 05                	syscall
* 2a:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax <-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 c7 c1 b8 ff ff ff 	mov    $0xffffffffffffffb8,%rcx
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W