BUG: unable to handle page fault for address: fffffbfff1005000
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 6dfd0067 P4D 6dfd0067 PUD 6dfcc067 PMD 6dfcb067 PTE 0
Oops: 0000 [#1] PREEMPT SMP KASAN NOPTI
CPU: 0 PID: 11208 Comm: syz-executor.4 Not tainted 6.4.0-next-20230706 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:arch_adjust_kprobe_addr+0x2b/0x190
Code: 0f 1f 00 41 56 41 55 49 89 d5 41 54 49 89 fc 55 53 48 89 f3 e8 56 26 3a 00 4c 89 e2 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <0f> b6 14 02 4c 89 e0 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 14
RSP: 0018:ffff888043247a58 EFLAGS: 00010216
RAX: dffffc0000000000 RBX: 00000000775d8000 RCX: ffffc90003003000
RDX: 1ffffffff1005000 RSI: ffffffff8112187a RDI: ffffffff88028000
RBP: 1ffff11008648f51 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: ffffffff88028000
R13: ffff888043247b68 R14: ffff88800de2fef0 R15: 0000000000000008
FS: 00007f82fb687700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: fffffbfff1005000 CR3: 000000000eb12000 CR4: 0000000000350ef0
Call Trace:
_kprobe_addr+0x11b/0x150
register_kprobe+0xe0/0x1580
__register_trace_kprobe+0x26a/0x2d0
create_local_trace_kprobe+0x1ea/0x3d0
perf_kprobe_init+0x119/0x210
perf_kprobe_event_init+0xfc/0x1d0
perf_try_init_event+0x130/0x570
perf_event_alloc.part.0+0xf84/0x3a30
__do_sys_perf_event_open+0x4d9/0x2a60
do_syscall_64+0x3f/0x90
entry_SYSCALL_64_after_hwframe+0x6e/0xd8
RIP: 0033:0x7f82fe111b19
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 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f82fb687188 EFLAGS: 00000246 ORIG_RAX: 000000000000012a
RAX: ffffffffffffffda RBX: 00007f82fe224f60 RCX: 00007f82fe111b19
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000280
RBP: 00007f82fe16bf6d R08: 0000000000000000 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffd78131b8f R14: 00007f82fb687300 R15: 0000000000022000
Modules linked in:
CR2: fffffbfff1005000
---[ end trace 0000000000000000 ]---
RIP: 0010:arch_adjust_kprobe_addr+0x2b/0x190
Code: 0f 1f 00 41 56 41 55 49 89 d5 41 54 49 89 fc 55 53 48 89 f3 e8 56 26 3a 00 4c 89 e2 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <0f> b6 14 02 4c 89 e0 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 14
RSP: 0018:ffff888043247a58 EFLAGS: 00010216
RAX: dffffc0000000000 RBX: 00000000775d8000 RCX: ffffc90003003000
RDX: 1ffffffff1005000 RSI: ffffffff8112187a RDI: ffffffff88028000
RBP: 1ffff11008648f51 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: ffffffff88028000
R13: ffff888043247b68 R14: ffff88800de2fef0 R15: 0000000000000008
FS: 00007f82fb687700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: fffffbfff1005000 CR3: 000000000eb12000 CR4: 0000000000350ef0
note: syz-executor.4[11208] exited with irqs disabled
BUG: unable to handle page fault for address: fffffbfff1005000
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 6dfd0067 P4D 6dfd0067 PUD 6dfcc067 PMD 6dfcb067 PTE 0
Oops: 0000 [#2] PREEMPT SMP KASAN NOPTI
CPU: 1 PID: 11242 Comm: syz-executor.4 Tainted: G D 6.4.0-next-20230706 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:arch_adjust_kprobe_addr+0x2b/0x190
Code: 0f 1f 00 41 56 41 55 49 89 d5 41 54 49 89 fc 55 53 48 89 f3 e8 56 26 3a 00 4c 89 e2 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <0f> b6 14 02 4c 89 e0 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 14
RSP: 0018:ffff88804012fa58 EFLAGS: 00010216
RAX: dffffc0000000000 RBX: 00000000775d8000 RCX: ffffc9000400b000
RDX: 1ffffffff1005000 RSI: ffffffff8112187a RDI: ffffffff88028000
RBP: 1ffff11008025f51 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000001 R11: 00000000000b7ada R12: ffffffff88028000
R13: ffff88804012fb68 R14: ffff88800c49fef0 R15: 0000000000000008
FS: 00007f82fb666700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: fffffbfff1005000 CR3: 000000000eb12000 CR4: 0000000000350ee0
Call Trace:
_kprobe_addr+0x11b/0x150
register_kprobe+0xe0/0x1580
__register_trace_kprobe+0x26a/0x2d0
create_local_trace_kprobe+0x1ea/0x3d0
perf_kprobe_init+0x119/0x210
perf_kprobe_event_init+0xfc/0x1d0
perf_try_init_event+0x130/0x570
perf_event_alloc.part.0+0xf84/0x3a30
__do_sys_perf_event_open+0x4d9/0x2a60
do_syscall_64+0x3f/0x90
entry_SYSCALL_64_after_hwframe+0x6e/0xd8
RIP: 0033:0x7f82fe111b19
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 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f82fb666188 EFLAGS: 00000246 ORIG_RAX: 000000000000012a
RAX: ffffffffffffffda RBX: 00007f82fe225020 RCX: 00007f82fe111b19
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000280
RBP: 00007f82fe16bf6d R08: 0000000000000000 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffd78131b8f R14: 00007f82fb666300 R15: 0000000000022000
Modules linked in:
CR2: fffffbfff1005000
---[ end trace 0000000000000000 ]---
RIP: 0010:arch_adjust_kprobe_addr+0x2b/0x190
Code: 0f 1f 00 41 56 41 55 49 89 d5 41 54 49 89 fc 55 53 48 89 f3 e8 56 26 3a 00 4c 89 e2 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <0f> b6 14 02 4c 89 e0 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 14
RSP: 0018:ffff888043247a58 EFLAGS: 00010216
RAX: dffffc0000000000 RBX: 00000000775d8000 RCX: ffffc90003003000
RDX: 1ffffffff1005000 RSI: ffffffff8112187a RDI: ffffffff88028000
RBP: 1ffff11008648f51 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: ffffffff88028000
R13: ffff888043247b68 R14: ffff88800de2fef0 R15: 0000000000000008
FS: 00007f82fb666700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: fffffbfff1005000 CR3: 000000000eb12000 CR4: 0000000000350ee0
note: syz-executor.4[11242] exited with irqs disabled
----------------
Code disassembly (best guess):
0: 0f 1f 00 nopl (%rax)
3: 41 56 push %r14
5: 41 55 push %r13
7: 49 89 d5 mov %rdx,%r13
a: 41 54 push %r12
c: 49 89 fc mov %rdi,%r12
f: 55 push %rbp
10: 53 push %rbx
11: 48 89 f3 mov %rsi,%rbx
14: e8 56 26 3a 00 callq 0x3a266f
19: 4c 89 e2 mov %r12,%rdx
1c: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax
23: fc ff df
26: 48 c1 ea 03 shr $0x3,%rdx
* 2a: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx <-- trapping instruction
2e: 4c 89 e0 mov %r12,%rax
31: 83 e0 07 and $0x7,%eax
34: 83 c0 03 add $0x3,%eax
37: 38 d0 cmp %dl,%al
39: 7c 08 jl 0x43
3b: 84 d2 test %dl,%dl
3d: 0f .byte 0xf
3e: 85 .byte 0x85
3f: 14 .byte 0x14