BUG: unable to handle page fault for address: ffffc900155ca330
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 12000067
P4D 12000067
PUD 121c9067
PMD 5a129067
PTE 0
Oops: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 3623 Comm: syz-executor.5 Not tainted 5.19.0-syzkaller-13930-g7ebfc85e2cd7 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
RIP: 0010:arch_atomic_read arch/x86/include/asm/atomic.h:29 [inline]
RIP: 0010:atomic_read include/linux/atomic/atomic-instrumented.h:28 [inline]
RIP: 0010:kvm_arch_hardware_enable+0x1d1/0x6d0 arch/x86/kvm/x86.c:11847
Code: 89 5c 24 38 4c 8d 73 f0 4c 89 f7 be 04 00 00 00 e8 a4 44 cc 00 4d 89 f5 49 c1 ed 03 43 0f b6 44 3d 00 84 c0 0f 85 08 02 00 00 <41> 8b 06 ff c8 48 63 d0 4c 89 64 24 10 4c 89 e7 48 8d 74 24 60 b9
RSP: 0018:ffffc90000007e60 EFLAGS: 00010086
RAX: 0000000000000000 RBX: ffffc900155ca340 RCX: ffffffff8110f0c2
RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffffc900155ca330
RBP: ffffc90000007f30 R08: dffffc0000000000 R09: fffff52002ab9466
R10: fffff52002ab9467 R11: 1ffff92002ab9466 R12: ffffc900155ca240
R13: 1ffff92002ab9466 R14: ffffc900155ca330 R15: dffffc0000000000
FS: 0000555556f93400(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc900155ca330 CR3: 000000005fcb0000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
hardware_enable_nolock+0xa1/0x140 arch/x86/kvm/../../../virt/kvm/kvm_main.c:5007
__flush_smp_call_function_queue+0x2bc/0xcc0 kernel/smp.c:631
__sysvec_call_function_single+0x62/0x70 arch/x86/kernel/smp.c:248
sysvec_call_function_single+0x8c/0xb0 arch/x86/kernel/smp.c:243
asm_sysvec_call_function_single+0x16/0x20
RIP: 0010:kasan_check_range+0x1/0x2e0 mm/kasan/generic.c:188
Code: c6 48 89 c7 e8 c0 92 5b 08 31 c0 c3 0f 0b b8 ea ff ff ff c3 0f 0b b8 ea ff ff ff c3 cc cc cc cc cc cc cc cc cc cc cc cc cc 55 <41> 57 41 56 53 b0 01 48 85 f6 0f 84 ed 01 00 00 48 89 fd 48 01 f5
RSP: 0018:ffffc900039bf9e8 EFLAGS: 00000246
RAX: 0000000000000000 RBX: ffff88801fc14c90 RCX: ffffffff83f68f26
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff88801fc14cb0
RBP: ffff88801fc14ca8 R08: dffffc0000000000 R09: ffffed1003f82997
R10: ffffed1003f82997 R11: 1ffff11003f82996 R12: ffff88801fc14c90
R13: dffffc0000000000 R14: ffff88801fc14c80 R15: 0000000000000038
instrument_atomic_read include/linux/instrumented.h:71 [inline]
_test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline]
tomoyo_check_acl+0x2f6/0x410 security/tomoyo/domain.c:184
tomoyo_path_permission+0x1af/0x360 security/tomoyo/file.c:586
tomoyo_path_perm+0x41a/0x6b0 security/tomoyo/file.c:838
tomoyo_path_unlink+0xcc/0x100 security/tomoyo/tomoyo.c:149
security_path_unlink+0xc3/0x140 security/security.c:1173
do_unlinkat+0x3fe/0x9a0 fs/namei.c:4293
__do_sys_unlink fs/namei.c:4345 [inline]
__se_sys_unlink fs/namei.c:4343 [inline]
__x64_sys_unlink+0x45/0x50 fs/namei.c:4343
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fc7d4288bb7
Code: 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 57 00 00 00 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:00007ffc967856a8 EFLAGS: 00000206
ORIG_RAX: 0000000000000057
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc7d4288bb7
RDX: 00007ffc967856e0 RSI: 00007ffc967856e0 RDI: 00007ffc96785770
RBP: 00007ffc96785770 R08: 0000000000000001 R09: 00007ffc96785540
R10: 0000555556f948e3 R11: 0000000000000206 R12: 00007fc7d42e22ce
R13: 00007ffc96786830 R14: 0000555556f94810 R15: 00007ffc96786870
Modules linked in:
CR2: ffffc900155ca330
---[ end trace 0000000000000000 ]---
RIP: 0010:arch_atomic_read arch/x86/include/asm/atomic.h:29 [inline]
RIP: 0010:atomic_read include/linux/atomic/atomic-instrumented.h:28 [inline]
RIP: 0010:kvm_arch_hardware_enable+0x1d1/0x6d0 arch/x86/kvm/x86.c:11847
Code: 89 5c 24 38 4c 8d 73 f0 4c 89 f7 be 04 00 00 00 e8 a4 44 cc 00 4d 89 f5 49 c1 ed 03 43 0f b6 44 3d 00 84 c0 0f 85 08 02 00 00 <41> 8b 06 ff c8 48 63 d0 4c 89 64 24 10 4c 89 e7 48 8d 74 24 60 b9
RSP: 0018:ffffc90000007e60 EFLAGS: 00010086
RAX: 0000000000000000 RBX: ffffc900155ca340 RCX: ffffffff8110f0c2
RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffffc900155ca330
RBP: ffffc90000007f30 R08: dffffc0000000000 R09: fffff52002ab9466
R10: fffff52002ab9467 R11: 1ffff92002ab9466 R12: ffffc900155ca240
R13: 1ffff92002ab9466 R14: ffffc900155ca330 R15: dffffc0000000000
FS: 0000555556f93400(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc900155ca330 CR3: 000000005fcb0000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: 89 5c 24 38 mov %ebx,0x38(%rsp)
4: 4c 8d 73 f0 lea -0x10(%rbx),%r14
8: 4c 89 f7 mov %r14,%rdi
b: be 04 00 00 00 mov $0x4,%esi
10: e8 a4 44 cc 00 callq 0xcc44b9
15: 4d 89 f5 mov %r14,%r13
18: 49 c1 ed 03 shr $0x3,%r13
1c: 43 0f b6 44 3d 00 movzbl 0x0(%r13,%r15,1),%eax
22: 84 c0 test %al,%al
24: 0f 85 08 02 00 00 jne 0x232
* 2a: 41 8b 06 mov (%r14),%eax <-- trapping instruction
2d: ff c8 dec %eax
2f: 48 63 d0 movslq %eax,%rdx
32: 4c 89 64 24 10 mov %r12,0x10(%rsp)
37: 4c 89 e7 mov %r12,%rdi
3a: 48 8d 74 24 60 lea 0x60(%rsp),%rsi
3f: b9 .byte 0xb9