audit: type=1400 audit(1663294245.290:8): avc: denied { kernel } for pid=3997 comm="syz-executor.1" 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: 298 at kernel/events/core.c:2233 event_filter_match+0x422/0x660
Modules linked in:
CPU: 0 PID: 298 Comm: syz-executor.7 Not tainted 6.0.0-rc5-next-20220915 #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 55 88 23 00 e9 17 fc ff ff e8 1b 15 f1 ff 48 8d 7b
RSP: 0018:ffff88806ce09c70 EFLAGS: 00010046
RAX: 0000000080010001 RBX: ffff888042a585c8 RCX: 0000000000000000
RDX: ffff888019d18000 RSI: ffffffff81550212 RDI: 0000000000000005
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865ac01b R12: ffff888042a587e8
R13: 0000000000000000 R14: ffff888042a58670 R15: ffff888042a587e8
FS: 00005555555c8400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000200001c1 CR3: 000000003c276000 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:__sanitizer_cov_trace_pc+0x0/0x70
Code: 00 00 5d e9 b2 dd b7 02 66 90 48 8b be a8 01 00 00 e8 b4 ff ff ff 31 c0 e9 cd 23 1a 03 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 <65> 8b 05 39 57 bc 7e 89 c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b
RSP: 0018:ffff888020187690 EFLAGS: 00000202
RAX: 0000000000020f5d RBX: 0000000000000200 RCX: ffffffff812999ff
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00000000f0000000 R08: 0000000000000001 R09: ffffffff86ccb7d7
R10: fffffbfff0d996fa R11: 0000000000000001 R12: ffffea000103c9c0
R13: ffff88800d030ec0 R14: ffff88800d030ec0 R15: 00007fd37b000000
pte_alloc_one+0x196/0x200
__pte_alloc+0x69/0x210
copy_page_range+0x1c0b/0x43b0
dup_mmap+0xa4a/0xfc0
dup_mm+0x91/0x380
copy_process+0x6ac7/0x6e20
kernel_clone+0xe7/0x890
__do_sys_clone+0xba/0x100
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fd37b8a610b
Code: ed 0f 85 60 01 00 00 64 4c 8b 0c 25 10 00 00 00 45 31 c0 4d 8d 91 d0 02 00 00 31 d2 31 f6 bf 11 00 20 01 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 89 00 00 00 41 89 c5 85 c0 0f 85 90 00 00
RSP: 002b:00007ffd06c67e30 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd37b8a610b
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 0000000000000001 R08: 0000000000000000 R09: 00005555555c8400
R10: 00005555555c86d0 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000001 R14: 0000000000000001 R15: 00007ffd06c67f10
irq event stamp: 135006
hardirqs last enabled at (135005): [] pte_alloc_one+0x190/0x200
hardirqs last disabled at (135006): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (134924): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (134893): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 298 at kernel/events/core.c:2557 merge_sched_in+0xadb/0x1110
Modules linked in:
CPU: 0 PID: 298 Comm: syz-executor.7 Tainted: G W 6.0.0-rc5-next-20220915 #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: 0000000080010001 RBX: ffff88806ce3d100 RCX: 0000000000000000
RDX: ffff888019d18000 RSI: ffffffff815700eb RDI: 0000000000000005
RBP: ffff888042a585c8 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865ac01b R12: ffff88806ce3d100
R13: ffff88806ce00000 R14: ffff888042a58670 R15: ffff888042a587e8
FS: 00005555555c8400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000200001c1 CR3: 000000003c276000 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:__sanitizer_cov_trace_pc+0x0/0x70
Code: 00 00 5d e9 b2 dd b7 02 66 90 48 8b be a8 01 00 00 e8 b4 ff ff ff 31 c0 e9 cd 23 1a 03 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 <65> 8b 05 39 57 bc 7e 89 c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b
RSP: 0018:ffff888020187690 EFLAGS: 00000202
RAX: 0000000000020f5d RBX: 0000000000000200 RCX: ffffffff812999ff
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00000000f0000000 R08: 0000000000000001 R09: ffffffff86ccb7d7
R10: fffffbfff0d996fa R11: 0000000000000001 R12: ffffea000103c9c0
R13: ffff88800d030ec0 R14: ffff88800d030ec0 R15: 00007fd37b000000
pte_alloc_one+0x196/0x200
__pte_alloc+0x69/0x210
copy_page_range+0x1c0b/0x43b0
dup_mmap+0xa4a/0xfc0
dup_mm+0x91/0x380
copy_process+0x6ac7/0x6e20
kernel_clone+0xe7/0x890
__do_sys_clone+0xba/0x100
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fd37b8a610b
Code: ed 0f 85 60 01 00 00 64 4c 8b 0c 25 10 00 00 00 45 31 c0 4d 8d 91 d0 02 00 00 31 d2 31 f6 bf 11 00 20 01 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 89 00 00 00 41 89 c5 85 c0 0f 85 90 00 00
RSP: 002b:00007ffd06c67e30 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd37b8a610b
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 0000000000000001 R08: 0000000000000000 R09: 00005555555c8400
R10: 00005555555c86d0 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000001 R14: 0000000000000001 R15: 00007ffd06c67f10
irq event stamp: 135006
hardirqs last enabled at (135005): [] pte_alloc_one+0x190/0x200
hardirqs last disabled at (135006): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (134924): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (134893): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
======================================================
----------------
Code disassembly (best guess):
0: 00 00 add %al,(%rax)
2: 5d pop %rbp
3: e9 b2 dd b7 02 jmpq 0x2b7ddba
8: 66 90 xchg %ax,%ax
a: 48 8b be a8 01 00 00 mov 0x1a8(%rsi),%rdi
11: e8 b4 ff ff ff callq 0xffffffca
16: 31 c0 xor %eax,%eax
18: e9 cd 23 1a 03 jmpq 0x31a23ea
1d: 66 66 2e 0f 1f 84 00 data16 nopw %cs:0x0(%rax,%rax,1)
24: 00 00 00 00
28: 66 90 xchg %ax,%ax
* 2a: 65 8b 05 39 57 bc 7e mov %gs:0x7ebc5739(%rip),%eax # 0x7ebc576a <-- trapping instruction
31: 89 c1 mov %eax,%ecx
33: 48 8b 34 24 mov (%rsp),%rsi
37: 81 e1 00 01 00 00 and $0x100,%ecx
3d: 65 gs
3e: 48 rex.W
3f: 8b .byte 0x8b