audit: type=1400 audit(1663678074.125:9): avc: denied { write } for pid=3960 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: 55 at kernel/events/core.c:2047 perf_group_detach+0x99e/0x12f0
Modules linked in:
CPU: 0 PID: 55 Comm: kmemleak Not tainted 6.0.0-rc6-next-20220920 #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_group_detach+0x99e/0x12f0
Code: 85 d5 f8 ff ff e8 a2 59 ee ff 65 44 8b 25 16 b3 aa 7e 31 ff 44 89 e6 e8 40 56 ee ff 45 85 e4 0f 84 0a 05 00 00 e8 82 59 ee ff <0f> 0b e9 a9 f8 ff ff e8 76 59 ee ff 65 8b 1d eb b2 aa 7e 31 ff 89
RSP: 0018:ffff88806ce09e60 EFLAGS: 00010046
RAX: 0000000080010002 RBX: ffff888008668b90 RCX: 0000000000000000
RDX: ffff88800bf23580 RSI: ffffffff8157c2be RDI: 0000000000000005
RBP: ffff888008668b90 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865ae01b R12: 0000000000000000
R13: ffff888008668c20 R14: ffff88806ce3d140 R15: ffff888008668b90
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffbf2486c90 CR3: 000000003efe0000 CR4: 0000000000350ef0
Call Trace:
__perf_remove_from_context+0x71e/0xb20
event_function+0x297/0x3d0
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 2a fa 03 fd 48 89 ef e8 92 6f 04 fd 80 e7 02 74 06 e8 e8 c3 26 fd fb bf 01 00 00 00 cd 15 fa fc 65 8b 05 76 3d dc 7b 85 c0 74 07 5b 5d e9 eb 09 3a
RSP: 0018:ffff88800beafdf0 EFLAGS: 00000206
RAX: 0000000000159abb RBX: 0000000000000286 RCX: ffffffff81298d7f
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001
RBP: ffffffff876126f0 R08: 0000000000000001 R09: ffffffff86ccd817
R10: fffffbfff0d99b02 R11: 0000000000000001 R12: ffff888077600000
R13: fffffbfff0ec24e6 R14: ffff888077506000 R15: 0000000000000286
scan_gray_list+0x192/0x400
kmemleak_scan+0x7b6/0x16f0
kmemleak_scan_thread+0x8f/0xb1
kthread+0x2ed/0x3a0
ret_from_fork+0x22/0x30
irq event stamp: 1415868
hardirqs last enabled at (1415867): [] _raw_spin_unlock_irqrestore+0x28/0x60
hardirqs last disabled at (1415868): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (1415828): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (1415819): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 55 at kernel/events/core.c:2183 perf_group_detach+0x9c7/0x12f0
Modules linked in:
CPU: 0 PID: 55 Comm: kmemleak Tainted: G W 6.0.0-rc6-next-20220920 #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_group_detach+0x9c7/0x12f0
Code: ff 0f 0b e9 a9 f8 ff ff e8 76 59 ee ff 65 8b 1d eb b2 aa 7e 31 ff 89 de e8 16 56 ee ff 85 db 0f 84 86 04 00 00 e8 59 59 ee ff <0f> 0b e9 0e fa ff ff e8 4d 59 ee ff 48 8b 7c 24 20 48 81 c7 f8 00
RSP: 0018:ffff88806ce09e60 EFLAGS: 00010046
RAX: 0000000080010002 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff88800bf23580 RSI: ffffffff8157c2e7 RDI: 0000000000000005
RBP: ffff888008668b90 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865ae01b R12: ffff888008668b90
R13: ffff888008668b90 R14: ffff88806ce3d140 R15: ffff888008668b90
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffbf2486c90 CR3: 000000003efe0000 CR4: 0000000000350ef0
Call Trace:
__perf_remove_from_context+0x71e/0xb20
event_function+0x297/0x3d0
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 2a fa 03 fd 48 89 ef e8 92 6f 04 fd 80 e7 02 74 06 e8 e8 c3 26 fd fb bf 01 00 00 00 cd 15 fa fc 65 8b 05 76 3d dc 7b 85 c0 74 07 5b 5d e9 eb 09 3a
RSP: 0018:ffff88800beafdf0 EFLAGS: 00000206
RAX: 0000000000159abb RBX: 0000000000000286 RCX: ffffffff81298d7f
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001
RBP: ffffffff876126f0 R08: 0000000000000001 R09: ffffffff86ccd817
R10: fffffbfff0d99b02 R11: 0000000000000001 R12: ffff888077600000
R13: fffffbfff0ec24e6 R14: ffff888077506000 R15: 0000000000000286
scan_gray_list+0x192/0x400
kmemleak_scan+0x7b6/0x16f0
kmemleak_scan_thread+0x8f/0xb1
kthread+0x2ed/0x3a0
ret_from_fork+0x22/0x30
irq event stamp: 1415868
hardirqs last enabled at (1415867): [] _raw_spin_unlock_irqrestore+0x28/0x60
hardirqs last disabled at (1415868): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (1415828): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (1415819): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 55 at kernel/events/core.c:655 perf_event_update_sibling_time+0xd5/0x4d0
Modules linked in:
CPU: 0 PID: 55 Comm: kmemleak Tainted: G W 6.0.0-rc6-next-20220920 #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_update_sibling_time+0xd5/0x4d0
Code: 5e 41 5f e9 7d d7 f0 ff e8 78 d7 f0 ff 65 8b 1d ed 30 ad 7e 31 ff 89 de e8 18 d4 f0 ff 85 db 0f 84 d3 02 00 00 e8 5b d7 f0 ff <0f> 0b eb 97 e8 52 d7 f0 ff 48 8d 7d 10 48 b8 00 00 00 00 00 fc ff
RSP: 0018:ffff88806ce09e58 EFLAGS: 00010046
RAX: 0000000080010002 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff88800bf23580 RSI: ffffffff815544e5 RDI: 0000000000000005
RBP: ffff888008668b90 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865ae01b R12: 0000000000000000
R13: ffff888008668c38 R14: 0000000000000001 R15: 0000000000000001
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffbf2486c90 CR3: 000000003efe0000 CR4: 0000000000350ef0
Call Trace:
list_del_event+0x524/0x860
__perf_remove_from_context+0xd2/0xb20
event_function+0x297/0x3d0
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 2a fa 03 fd 48 89 ef e8 92 6f 04 fd 80 e7 02 74 06 e8 e8 c3 26 fd fb bf 01 00 00 00 cd 15 fa fc 65 8b 05 76 3d dc 7b 85 c0 74 07 5b 5d e9 eb 09 3a
RSP: 0018:ffff88800beafdf0 EFLAGS: 00000206
RAX: 0000000000159abb RBX: 0000000000000286 RCX: ffffffff81298d7f
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001
RBP: ffffffff876126f0 R08: 0000000000000001 R09: ffffffff86ccd817
R10: fffffbfff0d99b02 R11: 0000000000000001 R12: ffff888077600000
R13: fffffbfff0ec24e6 R14: ffff888077506000 R15: 0000000000000286
scan_gray_list+0x192/0x400
kmemleak_scan+0x7b6/0x16f0
kmemleak_scan_thread+0x8f/0xb1
kthread+0x2ed/0x3a0
ret_from_fork+0x22/0x30
irq event stamp: 1415868
hardirqs last enabled at (1415867): [] _raw_spin_unlock_irqrestore+0x28/0x60
hardirqs last disabled at (1415868): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (1415828): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (1415819): [] __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 2a fa 03 fd callq 0xfd03fa3c
12: 48 89 ef mov %rbp,%rdi
15: e8 92 6f 04 fd callq 0xfd046fac
1a: 80 e7 02 and $0x2,%bh
1d: 74 06 je 0x25
1f: e8 e8 c3 26 fd callq 0xfd26c40c
24: fb sti
25: bf 01 00 00 00 mov $0x1,%edi
* 2a: e8 cd 15 fa fc callq 0xfcfa15fc <-- trapping instruction
2f: 65 8b 05 76 3d dc 7b mov %gs:0x7bdc3d76(%rip),%eax # 0x7bdc3dac
36: 85 c0 test %eax,%eax
38: 74 07 je 0x41
3a: 5b pop %rbx
3b: 5d pop %rbp
3c: e9 .byte 0xe9
3d: eb 09 jmp 0x48
3f: 3a .byte 0x3a