audit: type=1400 audit(1662988142.021:8): avc: denied { kernel } for pid=3904 comm="syz-executor.6" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1
------------[ cut here ]------------
WARNING: CPU: 0 PID: 24 at kernel/events/core.c:2233 event_filter_match+0x422/0x660
Modules linked in:
CPU: 0 PID: 24 Comm: kauditd Not tainted 6.0.0-rc5-next-20220912 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
RIP: 0010:event_filter_match+0x422/0x660
Code: 00 00 00 e9 7c fc ff ff e8 4b 15 f1 ff 65 8b 2d c0 73 ad 7e 31 ff 89 ee e8 eb 11 f1 ff 85 ed 0f 84 ef 00 00 00 e8 2e 15 f1 ff <0f> 0b eb 9f e8 15 80 23 00 e9 17 fc ff ff e8 1b 15 f1 ff 48 8d 7b
RSP: 0018:ffff88806ce09c70 EFLAGS: 00010046
RAX: 0000000080010002 RBX: ffff88800f020000 RCX: 0000000000000000
RDX: ffff888008900000 RSI: ffffffff81550212 RDI: 0000000000000005
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865aa01b R12: ffff88800f020220
R13: 0000000000000000 R14: ffff88800f0200a8 R15: ffff88800f020220
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbdf58cf008 CR3: 000000003f086000 CR4: 0000000000350ef0
Call Trace:
merge_sched_in+0x107/0x1110
visit_groups_merge.constprop.0.isra.0+0x4fc/0xef0
ctx_sched_in+0x2e6/0x770
perf_event_sched_in+0x75/0x80
ctx_resched+0x1ce/0x390
__perf_install_in_context+0x285/0x9c0
remote_function+0x125/0x1b0
__flush_smp_call_function_queue+0x1df/0x5a0
__sysvec_call_function_single+0x92/0x3a0
sysvec_call_function_single+0x89/0xc0
asm_sysvec_call_function_single+0x16/0x20
RIP: 0010:console_emit_next_record.constprop.0+0x4c8/0x800
Code: 83 e2 07 38 d0 7f 08 84 c0 0f 85 d9 02 00 00 88 5d 00 e8 7b 3f 00 00 31 ff 4c 89 f6 e8 41 c3 19 00 4d 85 f6 0f 85 7a 01 00 00 63 c6 19 00 48 b8 00 00 00 00 00 fc ff df 48 03 04 24 48 c7 00
RSP: 0018:ffff88800890fa50 EFLAGS: 00000202
RAX: 00000000000002ef RBX: 0000000000000000 RCX: ffffffff812999ff
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffff88800890fbf8 R08: 0000000000000001 R09: ffffffff86cc97c7
R10: fffffbfff0d992f8 R11: 0000000000000001 R12: 0000000000000001
R13: ffffffff87015be0 R14: 0000000000000200 R15: ffffffff8568f798
console_unlock+0x36c/0x590
vprintk_emit+0x1bd/0x560
vprintk+0x84/0xa0
_printk+0xba/0xf1
kauditd_hold_skb.cold+0x3f/0x4e
kauditd_send_queue+0x233/0x290
kauditd_thread+0x5da/0x9a0
kthread+0x2ed/0x3a0
ret_from_fork+0x22/0x30
irq event stamp: 752
hardirqs last enabled at (751): [] console_emit_next_record.constprop.0+0x64c/0x800
hardirqs last disabled at (752): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (670): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (665): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 24 at kernel/events/core.c:2557 merge_sched_in+0xadb/0x1110
Modules linked in:
CPU: 0 PID: 24 Comm: kauditd Tainted: G W 6.0.0-rc5-next-20220912 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
RIP: 0010:merge_sched_in+0xadb/0x1110
Code: ff ff e8 78 16 ef ff 65 8b 05 ed 74 ab 7e 31 ff 89 c6 89 04 24 e8 15 13 ef ff 8b 04 24 85 c0 0f 84 13 02 00 00 e8 55 16 ef ff <0f> 0b e9 c4 fb ff ff e8 49 16 ef ff 4c 89 e8 48 05 18 01 00 00 e9
RSP: 0018:ffff88806ce09cb0 EFLAGS: 00010046
RAX: 0000000080010002 RBX: ffff88806ce3ef00 RCX: 0000000000000000
RDX: ffff888008900000 RSI: ffffffff815700eb RDI: 0000000000000005
RBP: ffff88800f020000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865aa01b R12: ffff88806ce3ef00
R13: 0000000000000001 R14: ffff88800f0200a8 R15: ffff88800f020220
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbdf58cf008 CR3: 000000003f086000 CR4: 0000000000350ef0
Call Trace:
visit_groups_merge.constprop.0.isra.0+0x4fc/0xef0
ctx_sched_in+0x2e6/0x770
perf_event_sched_in+0x75/0x80
ctx_resched+0x1ce/0x390
__perf_install_in_context+0x285/0x9c0
remote_function+0x125/0x1b0
__flush_smp_call_function_queue+0x1df/0x5a0
__sysvec_call_function_single+0x92/0x3a0
sysvec_call_function_single+0x89/0xc0
asm_sysvec_call_function_single+0x16/0x20
RIP: 0010:console_emit_next_record.constprop.0+0x4c8/0x800
Code: 83 e2 07 38 d0 7f 08 84 c0 0f 85 d9 02 00 00 88 5d 00 e8 7b 3f 00 00 31 ff 4c 89 f6 e8 41 c3 19 00 4d 85 f6 0f 85 7a 01 00 00 63 c6 19 00 48 b8 00 00 00 00 00 fc ff df 48 03 04 24 48 c7 00
RSP: 0018:ffff88800890fa50 EFLAGS: 00000202
RAX: 00000000000002ef RBX: 0000000000000000 RCX: ffffffff812999ff
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffff88800890fbf8 R08: 0000000000000001 R09: ffffffff86cc97c7
R10: fffffbfff0d992f8 R11: 0000000000000001 R12: 0000000000000001
R13: ffffffff87015be0 R14: 0000000000000200 R15: ffffffff8568f798
console_unlock+0x36c/0x590
vprintk_emit+0x1bd/0x560
vprintk+0x84/0xa0
_printk+0xba/0xf1
kauditd_hold_skb.cold+0x3f/0x4e
kauditd_send_queue+0x233/0x290
kauditd_thread+0x5da/0x9a0
kthread+0x2ed/0x3a0
ret_from_fork+0x22/0x30
irq event stamp: 752
hardirqs last enabled at (751): [] console_emit_next_record.constprop.0+0x64c/0x800
hardirqs last disabled at (752): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (670): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (665): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
======================================================
----------------
Code disassembly (best guess):
0: 83 e2 07 and $0x7,%edx
3: 38 d0 cmp %dl,%al
5: 7f 08 jg 0xf
7: 84 c0 test %al,%al
9: 0f 85 d9 02 00 00 jne 0x2e8
f: 88 5d 00 mov %bl,0x0(%rbp)
12: e8 7b 3f 00 00 callq 0x3f92
17: 31 ff xor %edi,%edi
19: 4c 89 f6 mov %r14,%rsi
1c: e8 41 c3 19 00 callq 0x19c362
21: 4d 85 f6 test %r14,%r14
24: 0f 85 7a 01 00 00 jne 0x1a4
* 2a: e8 63 c6 19 00 callq 0x19c692 <-- trapping instruction
2f: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax
36: fc ff df
39: 48 03 04 24 add (%rsp),%rax
3d: 48 rex.W
3e: c7 .byte 0xc7