audit: type=1400 audit(1664603233.295:8): avc: denied { kernel } for pid=3746 comm="syz-executor.4" 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: 3739 at kernel/events/core.c:2233 event_filter_match+0x422/0x660
Modules linked in:
CPU: 0 PID: 3739 Comm: modprobe Not tainted 6.0.0-rc7-next-20220930 #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 7b 33 f1 ff 65 8b 2d 00 9d ad 7e 31 ff 89 ee e8 1b 30 f1 ff 85 ed 0f 84 ef 00 00 00 e8 5e 33 f1 ff <0f> 0b eb 9f e8 d5 a1 23 00 e9 17 fc ff ff e8 4b 33 f1 ff 48 8d 7b
RSP: 0018:ffff88806ce09c70 EFLAGS: 00010046
RAX: 0000000080010002 RBX: ffff88803fac8000 RCX: 0000000000000000
RDX: ffff888017423580 RSI: ffffffff8154d8d2 RDI: 0000000000000005
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865b401b R12: ffff88803fac8220
R13: 0000000000000000 R14: ffff88803fac80a8 R15: ffff88803fac8220
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f27cb8736f4 CR3: 000000003ebae000 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:folio_memcg_lock+0x138/0x4a0
Code: 7d c8 e8 db 86 af ff 48 8b 7d c8 58 48 c7 c6 71 9c 7a 81 e8 7a 7f af ff 4d 85 ff 74 06 e8 c0 47 d2 ff fb 4c 8d bb 40 09 00 00 04 00 00 00 4c 89 ff e8 cb e1 fd ff 4c 89 f8 48 c1 e8 03 42 0f
RSP: 0018:ffff8880174df888 EFLAGS: 00000206
RAX: 0000000000004b09 RBX: ffff88800851c000 RCX: ffffffff81297e8f
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffff8880174df8d0 R08: 0000000000000001 R09: ffffffff86cd37d7
R10: fffffbfff0d9a6fa R11: 0000000000000001 R12: dffffc0000000000
R13: fffff94000032708 R14: 1ffffd400003270f R15: ffff88800851c940
page_remove_rmap+0x1e/0x490
unmap_page_range+0x1c26/0x2a10
unmap_single_vma+0x190/0x380
unmap_vmas+0x21e/0x370
exit_mmap+0x154/0x680
mmput+0xd1/0x390
do_exit+0xa2e/0x27f0
do_group_exit+0xd0/0x2a0
__x64_sys_exit_group+0x3a/0x50
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f27cb46b699
Code: Unable to access opcode bytes at 0x7f27cb46b66f.
RSP: 002b:00007ffc7f41a728 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f27cb560610 RCX: 00007f27cb46b699
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
RBP: 0000000000000001 R08: ffffffffffffff80 R09: 0000000000000001
R10: 0000000000000004 R11: 0000000000000246 R12: 00007f27cb560610
R13: 0000000000000001 R14: 00007f27cb560ae8 R15: 0000000000000000
irq event stamp: 19210
hardirqs last enabled at (19209): [] folio_memcg_lock+0x130/0x4a0
hardirqs last disabled at (19210): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (18446): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (18441): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3739 at kernel/events/core.c:2557 merge_sched_in+0xadb/0x1110
Modules linked in:
CPU: 0 PID: 3739 Comm: modprobe Tainted: G W 6.0.0-rc7-next-20220930 #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 08 0e ef ff 65 8b 05 8d 77 ab 7e 31 ff 89 c6 89 04 24 e8 a5 0a ef ff 8b 04 24 85 c0 0f 84 13 02 00 00 e8 e5 0d ef ff <0f> 0b e9 c4 fb ff ff e8 d9 0d ef ff 4c 89 e8 48 05 18 01 00 00 e9
RSP: 0018:ffff88806ce09cb0 EFLAGS: 00010046
RAX: 0000000080010002 RBX: ffff88806ce3f200 RCX: 0000000000000000
RDX: ffff888017423580 RSI: ffffffff8156fe4b RDI: 0000000000000005
RBP: ffff88803fac8000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865b401b R12: ffff88806ce3f200
R13: 0000000000000001 R14: ffff88803fac80a8 R15: ffff88803fac8220
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f27cb8736f4 CR3: 000000003ebae000 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:folio_memcg_lock+0x138/0x4a0
Code: 7d c8 e8 db 86 af ff 48 8b 7d c8 58 48 c7 c6 71 9c 7a 81 e8 7a 7f af ff 4d 85 ff 74 06 e8 c0 47 d2 ff fb 4c 8d bb 40 09 00 00 04 00 00 00 4c 89 ff e8 cb e1 fd ff 4c 89 f8 48 c1 e8 03 42 0f
RSP: 0018:ffff8880174df888 EFLAGS: 00000206
RAX: 0000000000004b09 RBX: ffff88800851c000 RCX: ffffffff81297e8f
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffff8880174df8d0 R08: 0000000000000001 R09: ffffffff86cd37d7
R10: fffffbfff0d9a6fa R11: 0000000000000001 R12: dffffc0000000000
R13: fffff94000032708 R14: 1ffffd400003270f R15: ffff88800851c940
page_remove_rmap+0x1e/0x490
unmap_page_range+0x1c26/0x2a10
unmap_single_vma+0x190/0x380
unmap_vmas+0x21e/0x370
exit_mmap+0x154/0x680
mmput+0xd1/0x390
do_exit+0xa2e/0x27f0
do_group_exit+0xd0/0x2a0
__x64_sys_exit_group+0x3a/0x50
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f27cb46b699
Code: Unable to access opcode bytes at 0x7f27cb46b66f.
RSP: 002b:00007ffc7f41a728 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f27cb560610 RCX: 00007f27cb46b699
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
RBP: 0000000000000001 R08: ffffffffffffff80 R09: 0000000000000001
R10: 0000000000000004 R11: 0000000000000246 R12: 00007f27cb560610
R13: 0000000000000001 R14: 00007f27cb560ae8 R15: 0000000000000000
irq event stamp: 19210
hardirqs last enabled at (19209): [] folio_memcg_lock+0x130/0x4a0
hardirqs last disabled at (19210): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (18446): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (18441): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
perf: interrupt took too long (5109 > 5091), lowering kernel.perf_event_max_sample_rate to 39000
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3739 at kernel/events/core.c:2233 perf_event_task_tick+0xbeb/0x1050
Modules linked in:
CPU: 0 PID: 3739 Comm: modprobe Tainted: G W 6.0.0-rc7-next-20220930 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
RIP: 0010:perf_event_task_tick+0xbeb/0x1050
Code: e9 34 fd ff ff e8 05 33 ef ff 65 44 8b 35 89 9c ab 7e 31 ff 44 89 f6 e8 a3 2f ef ff 45 85 f6 0f 84 04 01 00 00 e8 e5 32 ef ff <0f> 0b e9 60 fa ff ff e8 d9 32 ef ff 65 8b 1d 5e 9c ab 7e 31 ff 89
RSP: 0018:ffff88806ce09d08 EFLAGS: 00010046
RAX: 0000000000010002 RBX: ffff88803fac8000 RCX: 0000000000000000
RDX: ffff888017423580 RSI: ffffffff8156d94b RDI: 0000000000000005
RBP: ffff88806ce3f308 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000001 R12: ffff88803fac8098
R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f27cb8736f4 CR3: 000000003ebae000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff4ff0 DR7: 0000000000000400
Call Trace:
scheduler_tick+0x17e/0x350
update_process_times+0x138/0x190
tick_sched_handle+0x9b/0x180
tick_sched_timer+0xf2/0x120
__hrtimer_run_queues+0x184/0xb50
hrtimer_interrupt+0x315/0x770
__sysvec_apic_timer_interrupt+0x144/0x500
sysvec_apic_timer_interrupt+0x89/0xc0
asm_sysvec_apic_timer_interrupt+0x16/0x20
RIP: 0010:folio_memcg_lock+0x138/0x4a0
Code: 7d c8 e8 db 86 af ff 48 8b 7d c8 58 48 c7 c6 71 9c 7a 81 e8 7a 7f af ff 4d 85 ff 74 06 e8 c0 47 d2 ff fb 4c 8d bb 40 09 00 00 04 00 00 00 4c 89 ff e8 cb e1 fd ff 4c 89 f8 48 c1 e8 03 42 0f
RSP: 0018:ffff8880174df888 EFLAGS: 00000206
RAX: 0000000000004b09 RBX: ffff88800851c000 RCX: ffffffff81297e8f
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffff8880174df8d0 R08: 0000000000000001 R09: ffffffff86cd37d7
R10: fffffbfff0d9a6fa R11: 0000000000000001 R12: dffffc0000000000
R13: fffff94000032708 R14: 1ffffd400003270f R15: ffff88800851c940
page_remove_rmap+0x1e/0x490
unmap_page_range+0x1c26/0x2a10
unmap_single_vma+0x190/0x380
unmap_vmas+0x21e/0x370
exit_mmap+0x154/0x680
mmput+0xd1/0x390
do_exit+0xa2e/0x27f0
do_group_exit+0xd0/0x2a0
__x64_sys_exit_group+0x3a/0x50
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f27cb46b699
Code: Unable to access opcode bytes at 0x7f27cb46b66f.
RSP: 002b:00007ffc7f41a728 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f27cb560610 RCX: 00007f27cb46b699
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
RBP: 0000000000000001 R08: ffffffffffffff80 R09: 0000000000000001
R10: 0000000000000004 R11: 0000000000000246 R12: 00007f27cb560610
R13: 0000000000000001 R14: 00007f27cb560ae8 R15: 0000000000000000
irq event stamp: 19214
hardirqs last enabled at (19213): [] asm_sysvec_irq_work+0x16/0x20
hardirqs last disabled at (19214): [] sysvec_apic_timer_interrupt+0xb/0xc0
softirqs last enabled at (18446): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (18441): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
perf: interrupt took too long (8015 > 8008), lowering kernel.perf_event_max_sample_rate to 24000
perf: interrupt took too long (10029 > 10018), lowering kernel.perf_event_max_sample_rate to 19000
------------[ cut here ]------------
======================================================
----------------
Code disassembly (best guess):
0: 7d c8 jge 0xffffffca
2: e8 db 86 af ff callq 0xffaf86e2
7: 48 8b 7d c8 mov -0x38(%rbp),%rdi
b: 58 pop %rax
c: 48 c7 c6 71 9c 7a 81 mov $0xffffffff817a9c71,%rsi
13: e8 7a 7f af ff callq 0xffaf7f92
18: 4d 85 ff test %r15,%r15
1b: 74 06 je 0x23
1d: e8 c0 47 d2 ff callq 0xffd247e2
22: fb sti
23: 4c 8d bb 40 09 00 00 lea 0x940(%rbx),%r15
* 2a: be 04 00 00 00 mov $0x4,%esi <-- trapping instruction
2f: 4c 89 ff mov %r15,%rdi
32: e8 cb e1 fd ff callq 0xfffde202
37: 4c 89 f8 mov %r15,%rax
3a: 48 c1 e8 03 shr $0x3,%rax
3e: 42 rex.X
3f: 0f .byte 0xf