audit: type=1400 audit(1665083712.004:8): avc: denied { kernel } for pid=4024 comm="syz-executor.3" 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-next-20221006 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:event_filter_match+0x422/0x660
Code: 00 00 00 e9 7c fc ff ff e8 4b 2a f1 ff 65 8b 2d 10 83 ad 7e 31 ff 89 ee e8 eb 26 f1 ff 85 ed 0f 84 ef 00 00 00 e8 2e 2a f1 ff <0f> 0b eb 9f e8 25 9f 23 00 e9 17 fc ff ff e8 1b 2a f1 ff 48 8d 7b
RSP: 0018:ffff88806ce09c70 EFLAGS: 00010046
RAX: 0000000080010003 RBX: ffff888020798000 RCX: 0000000000000000
RDX: ffff88801baa3580 RSI: ffffffff8154f2c2 RDI: 0000000000000005
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865b601b R12: ffff888020798220
R13: 0000000000000000 R14: ffff8880207980a8 R15: ffff888020798220
FS: 000055555642a400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe2e9c70004 CR3: 000000000db9a000 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+0xd/0x70
Code: a8 01 00 00 e8 b4 ff ff ff 31 c0 e9 5d 1e 1a 03 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 65 8b 05 89 51 bc 7e 89 c1 48 8b 34 24 <81> e1 00 01 00 00 65 48 8b 14 25 c0 6e 02 00 a9 00 01 ff 00 74 0e
RSP: 0018:ffff88801775f738 EFLAGS: 00000246
RAX: 0000000080000002 RBX: 800000001c105007 RCX: 0000000080000002
RDX: ffff88801baa3580 RSI: ffffffff816a4abb RDI: 0000000000000001
RBP: ffff88803ba2c930 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000010
R13: dffffc0000000000 R14: ffffea0000704140 R15: 0000000000000000
copy_page_range+0x172b/0x4270
dup_mmap+0xa4a/0xfc0
dup_mm+0x91/0x380
copy_process+0x6ac6/0x6e20
kernel_clone+0xe7/0x890
__do_sys_clone+0xba/0x100
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f5b72ef710b
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:00007ffc7ca14000 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5b72ef710b
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 0000000000000001 R08: 0000000000000000 R09: 000055555642a400
R10: 000055555642a6d0 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000000 R14: 0000000000000001 R15: 00007ffc7ca140e0
irq event stamp: 146488
hardirqs last enabled at (146487): [] mod_objcg_state+0x3ab/0x9e0
hardirqs last disabled at (146488): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (146436): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (146427): [] __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-next-20221006 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:merge_sched_in+0xadb/0x1110
Code: ff ff e8 d8 04 ef ff 65 8b 05 9d 5d ab 7e 31 ff 89 c6 89 04 24 e8 75 01 ef ff 8b 04 24 85 c0 0f 84 13 02 00 00 e8 b5 04 ef ff <0f> 0b e9 c4 fb ff ff e8 a9 04 ef ff 4c 89 e8 48 05 18 01 00 00 e9
RSP: 0018:ffff88806ce09cb0 EFLAGS: 00010046
RAX: 0000000080010003 RBX: ffff88806ce3d2c0 RCX: 0000000000000000
RDX: ffff88801baa3580 RSI: ffffffff8157183b RDI: 0000000000000005
RBP: ffff888020798000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865b601b R12: ffff88806ce3d2c0
R13: ffff88806ce00000 R14: ffff8880207980a8 R15: ffff888020798220
FS: 000055555642a400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe2e9c70004 CR3: 000000000db9a000 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+0xd/0x70
Code: a8 01 00 00 e8 b4 ff ff ff 31 c0 e9 5d 1e 1a 03 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 65 8b 05 89 51 bc 7e 89 c1 48 8b 34 24 <81> e1 00 01 00 00 65 48 8b 14 25 c0 6e 02 00 a9 00 01 ff 00 74 0e
RSP: 0018:ffff88801775f738 EFLAGS: 00000246
RAX: 0000000080000002 RBX: 800000001c105007 RCX: 0000000080000002
RDX: ffff88801baa3580 RSI: ffffffff816a4abb RDI: 0000000000000001
RBP: ffff88803ba2c930 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000010
R13: dffffc0000000000 R14: ffffea0000704140 R15: 0000000000000000
copy_page_range+0x172b/0x4270
dup_mmap+0xa4a/0xfc0
dup_mm+0x91/0x380
copy_process+0x6ac6/0x6e20
kernel_clone+0xe7/0x890
__do_sys_clone+0xba/0x100
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f5b72ef710b
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:00007ffc7ca14000 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5b72ef710b
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 0000000000000001 R08: 0000000000000000 R09: 000055555642a400
R10: 000055555642a6d0 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000000 R14: 0000000000000001 R15: 00007ffc7ca140e0
irq event stamp: 146488
hardirqs last enabled at (146487): [] mod_objcg_state+0x3ab/0x9e0
hardirqs last disabled at (146488): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (146436): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (146427): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
======================================================
----------------
Code disassembly (best guess):
0: a8 01 test $0x1,%al
2: 00 00 add %al,(%rax)
4: e8 b4 ff ff ff callq 0xffffffbd
9: 31 c0 xor %eax,%eax
b: e9 5d 1e 1a 03 jmpq 0x31a1e6d
10: 66 66 2e 0f 1f 84 00 data16 nopw %cs:0x0(%rax,%rax,1)
17: 00 00 00 00
1b: 66 90 xchg %ax,%ax
1d: 65 8b 05 89 51 bc 7e mov %gs:0x7ebc5189(%rip),%eax # 0x7ebc51ad
24: 89 c1 mov %eax,%ecx
26: 48 8b 34 24 mov (%rsp),%rsi
* 2a: 81 e1 00 01 00 00 and $0x100,%ecx <-- trapping instruction
30: 65 48 8b 14 25 c0 6e mov %gs:0x26ec0,%rdx
37: 02 00
39: a9 00 01 ff 00 test $0xff0100,%eax
3e: 74 0e je 0x4e