general protection fault, probably for non-canonical address 0xdffffc000000001d: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x00000000000000e8-0x00000000000000ef]
CPU: 0 PID: 7195 Comm: syz-executor.3 Not tainted 6.7.0-rc2-syzkaller-00029-g9b6de136b5f0 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023
RIP: 0010:__lock_acquire+0x69/0x1fd0 kernel/locking/lockdep.c:5004
Code: df 0f b6 04 30 84 c0 0f 85 47 16 00 00 83 3d a9 c7 93 0d 00 0f 84 1c 11 00 00 83 3d 80 78 12 0c 00 74 2c 4c 89 e0 48 c1 e8 03 <80> 3c 30 00 74 12 4c 89 e7 e8 b9 2c 7d 00 48 be 00 00 00 00 00 fc
RSP: 0018:ffffc9000b1570b0 EFLAGS: 00010006
RAX: 000000000000001d RBX: 0000000000000000 RCX: 0000000000000001
RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 00000000000000e8
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: dffffc0000000000 R11: fffffbfff1e01806 R12: 00000000000000e8
R13: 0000000000000000 R14: ffff88802446bb80 R15: 0000000000000001
FS: 00007fc612bfe6c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffcd547d020 CR3: 0000000035a46000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<TASK>
lock_acquire+0x1e3/0x530 kernel/locking/lockdep.c:5753
down_read+0xb1/0xa40 kernel/locking/rwsem.c:1526
hugetlb_follow_page_mask+0x2b9/0x1380 mm/hugetlb.c:6791
follow_page_mask+0x27d/0xe20 mm/gup.c:824
__get_user_pages+0x643/0x15f0 mm/gup.c:1237
__get_user_pages_locked mm/gup.c:1507 [inline]
__gup_longterm_locked+0x2068/0x2bf0 mm/gup.c:2209
pin_user_pages_remote+0x132/0x1e0 mm/gup.c:3356
process_vm_rw_single_vec mm/process_vm_access.c:105 [inline]
process_vm_rw_core mm/process_vm_access.c:215 [inline]
process_vm_rw+0x713/0xcf0 mm/process_vm_access.c:283
__do_sys_process_vm_writev mm/process_vm_access.c:303 [inline]
__se_sys_process_vm_writev mm/process_vm_access.c:298 [inline]
__x64_sys_process_vm_writev+0xe0/0xf0 mm/process_vm_access.c:298
do_syscall_x64 arch/x86/entry/common.c:51 [inline]
do_syscall_64+0x45/0x110 arch/x86/entry/common.c:82
entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7fc61407cae9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fc612bfe0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000137
RAX: ffffffffffffffda RBX: 00007fc61419bf80 RCX: 00007fc61407cae9
RDX: 0000000000000001 RSI: 0000000020000b80 RDI: 0000000000000a49
RBP: 00007fc6140c847a R08: 0000000000000001 R09: 0000000000000000
R10: 0000000020000f80 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007fc61419bf80 R15: 00007ffcd547cd58
</TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__lock_acquire+0x69/0x1fd0 kernel/locking/lockdep.c:5004
Code: df 0f b6 04 30 84 c0 0f 85 47 16 00 00 83 3d a9 c7 93 0d 00 0f 84 1c 11 00 00 83 3d 80 78 12 0c 00 74 2c 4c 89 e0 48 c1 e8 03 <80> 3c 30 00 74 12 4c 89 e7 e8 b9 2c 7d 00 48 be 00 00 00 00 00 fc
RSP: 0018:ffffc9000b1570b0 EFLAGS: 00010006
RAX: 000000000000001d RBX: 0000000000000000 RCX: 0000000000000001
RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 00000000000000e8
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: dffffc0000000000 R11: fffffbfff1e01806 R12: 00000000000000e8
R13: 0000000000000000 R14: ffff88802446bb80 R15: 0000000000000001
FS: 00007fc612bfe6c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffcd547d020 CR3: 0000000035a46000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: df 0f fisttps (%rdi)
2: b6 04 mov $0x4,%dh
4: 30 84 c0 0f 85 47 16 xor %al,0x1647850f(%rax,%rax,8)
b: 00 00 add %al,(%rax)
d: 83 3d a9 c7 93 0d 00 cmpl $0x0,0xd93c7a9(%rip) # 0xd93c7bd
14: 0f 84 1c 11 00 00 je 0x1136
1a: 83 3d 80 78 12 0c 00 cmpl $0x0,0xc127880(%rip) # 0xc1278a1
21: 74 2c je 0x4f
23: 4c 89 e0 mov %r12,%rax
26: 48 c1 e8 03 shr $0x3,%rax
* 2a: 80 3c 30 00 cmpb $0x0,(%rax,%rsi,1) <-- trapping instruction
2e: 74 12 je 0x42
30: 4c 89 e7 mov %r12,%rdi
33: e8 b9 2c 7d 00 call 0x7d2cf1
38: 48 rex.W
39: be 00 00 00 00 mov $0x0,%esi
3e: 00 fc add %bh,%ah