audit: type=1400 audit(1662993065.881:8): avc: denied { kernel } for pid=3938 comm="syz-executor.5" 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: 3937 at kernel/events/core.c:2233 event_filter_match+0x422/0x660
Modules linked in:
CPU: 0 PID: 3937 Comm: modprobe 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: ffff88803fe80000 RCX: 0000000000000000
RDX: ffff8880101db580 RSI: ffffffff81550212 RDI: 0000000000000005
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865aa01b R12: ffff88803fe80220
R13: 0000000000000000 R14: ffff88803fe800a8 R15: ffff88803fe80220
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb5ce21b8e0 CR3: 000000000eedc000 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:_raw_spin_unlock_irqrestore+0x2e/0x60
Code: 48 83 c7 18 53 48 89 f3 48 8b 74 24 10 e8 9a 4d 04 fd 48 89 ef e8 f2 c2 04 fd 80 e7 02 74 06 e8 98 05 27 fd fb bf 01 00 00 00 3d 4e fa fc 65 8b 05 66 84 dc 7b 85 c0 74 07 5b 5d e9 db 50 3a
RSP: 0018:ffff88803fedf798 EFLAGS: 00000206
RAX: 0000000000002253 RBX: 0000000000000246 RCX: ffffffff812999ff
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001
RBP: ffffffff854ced60 R08: 0000000000000001 R09: ffffffff86cc97ef
R10: fffffbfff0d992fd R11: 0000000000000001 R12: ffff888018174210
R13: ffff888007c75000 R14: 0000000000000004 R15: 0000000000000dc0
kmem_cache_alloc_bulk+0x3fe/0x7a0
mas_alloc_nodes+0x2ff/0x800
mas_preallocate+0x1bb/0x360
__vma_adjust+0x18a/0x1aa0
__split_vma+0x4c3/0x5d0
do_mas_align_munmap.constprop.0+0x62d/0x1000
do_mas_munmap+0x1e8/0x2b0
mmap_region+0x21c/0x1a00
do_mmap+0x828/0xf40
vm_mmap_pgoff+0x1af/0x270
ksys_mmap_pgoff+0x3d0/0x4f0
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fb5ce51fd82
Code: eb aa 66 0f 1f 44 00 00 41 f7 c1 ff 0f 00 00 75 27 55 48 89 fd 53 89 cb 48 85 ff 74 33 41 89 da 48 89 ef b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 56 5b 5d c3 0f 1f 00 c7 05 ae 03 01 00 16 00
RSP: 002b:00007ffcf5a725b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 0000000000000812 RCX: 00007fb5ce51fd82
RDX: 0000000000000003 RSI: 0000000000006000 RDI: 00007fb5ce1d8000
RBP: 00007fb5ce1d8000 R08: 0000000000000000 R09: 00000000001ba000
R10: 0000000000000812 R11: 0000000000000206 R12: 00007fb5ce4fea20
R13: 00007ffcf5a725d0 R14: 00007ffcf5a72660 R15: 00007ffcf5a729f0
irq event stamp: 8788
hardirqs last enabled at (8787): [] _raw_spin_unlock_irqrestore+0x28/0x60
hardirqs last disabled at (8788): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (8306): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (8269): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3937 at kernel/events/core.c:2557 merge_sched_in+0xadb/0x1110
Modules linked in:
CPU: 0 PID: 3937 Comm: modprobe 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: ffff88806ce3d100 RCX: 0000000000000000
RDX: ffff8880101db580 RSI: ffffffff815700eb RDI: 0000000000000005
RBP: ffff88803fe80000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865aa01b R12: ffff88806ce3d100
R13: ffff88806ce00000 R14: ffff88803fe800a8 R15: ffff88803fe80220
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb5ce21b8e0 CR3: 000000000eedc000 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:_raw_spin_unlock_irqrestore+0x2e/0x60
Code: 48 83 c7 18 53 48 89 f3 48 8b 74 24 10 e8 9a 4d 04 fd 48 89 ef e8 f2 c2 04 fd 80 e7 02 74 06 e8 98 05 27 fd fb bf 01 00 00 00 3d 4e fa fc 65 8b 05 66 84 dc 7b 85 c0 74 07 5b 5d e9 db 50 3a
RSP: 0018:ffff88803fedf798 EFLAGS: 00000206
RAX: 0000000000002253 RBX: 0000000000000246 RCX: ffffffff812999ff
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001
RBP: ffffffff854ced60 R08: 0000000000000001 R09: ffffffff86cc97ef
R10: fffffbfff0d992fd R11: 0000000000000001 R12: ffff888018174210
R13: ffff888007c75000 R14: 0000000000000004 R15: 0000000000000dc0
kmem_cache_alloc_bulk+0x3fe/0x7a0
mas_alloc_nodes+0x2ff/0x800
mas_preallocate+0x1bb/0x360
__vma_adjust+0x18a/0x1aa0
__split_vma+0x4c3/0x5d0
do_mas_align_munmap.constprop.0+0x62d/0x1000
do_mas_munmap+0x1e8/0x2b0
mmap_region+0x21c/0x1a00
do_mmap+0x828/0xf40
vm_mmap_pgoff+0x1af/0x270
ksys_mmap_pgoff+0x3d0/0x4f0
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fb5ce51fd82
Code: eb aa 66 0f 1f 44 00 00 41 f7 c1 ff 0f 00 00 75 27 55 48 89 fd 53 89 cb 48 85 ff 74 33 41 89 da 48 89 ef b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 56 5b 5d c3 0f 1f 00 c7 05 ae 03 01 00 16 00
RSP: 002b:00007ffcf5a725b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 0000000000000812 RCX: 00007fb5ce51fd82
RDX: 0000000000000003 RSI: 0000000000006000 RDI: 00007fb5ce1d8000
RBP: 00007fb5ce1d8000 R08: 0000000000000000 R09: 00000000001ba000
R10: 0000000000000812 R11: 0000000000000206 R12: 00007fb5ce4fea20
R13: 00007ffcf5a725d0 R14: 00007ffcf5a72660 R15: 00007ffcf5a729f0
irq event stamp: 8788
hardirqs last enabled at (8787): [] _raw_spin_unlock_irqrestore+0x28/0x60
hardirqs last disabled at (8788): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (8306): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (8269): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
======================================================
----------------
Code disassembly (best guess):
0: 48 83 c7 18 add $0x18,%rdi
4: 53 push %rbx
5: 48 89 f3 mov %rsi,%rbx
8: 48 8b 74 24 10 mov 0x10(%rsp),%rsi
d: e8 9a 4d 04 fd callq 0xfd044dac
12: 48 89 ef mov %rbp,%rdi
15: e8 f2 c2 04 fd callq 0xfd04c30c
1a: 80 e7 02 and $0x2,%bh
1d: 74 06 je 0x25
1f: e8 98 05 27 fd callq 0xfd2705bc
24: fb sti
25: bf 01 00 00 00 mov $0x1,%edi
* 2a: e8 3d 4e fa fc callq 0xfcfa4e6c <-- trapping instruction
2f: 65 8b 05 66 84 dc 7b mov %gs:0x7bdc8466(%rip),%eax # 0x7bdc849c
36: 85 c0 test %eax,%eax
38: 74 07 je 0x41
3a: 5b pop %rbx
3b: 5d pop %rbp
3c: e9 .byte 0xe9
3d: db 50 3a fistl 0x3a(%rax)