audit: type=1400 audit(1663830248.860:8): avc: denied { kernel } for pid=3797 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: 3794 at kernel/events/core.c:2047 perf_group_detach+0x99e/0x12f0
Modules linked in:
CPU: 0 PID: 3794 Comm: modprobe Not tainted 6.0.0-rc6-next-20220921 #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 36 b2 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 0b b2 aa 7e 31 ff 89
RSP: 0018:ffff88806ce09e60 EFLAGS: 00010046
RAX: 0000000080010002 RBX: ffff888008668000 RCX: 0000000000000000
RDX: ffff88804115d040 RSI: ffffffff8157c39e RDI: 0000000000000005
RBP: ffff888008668000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865b001b R12: 0000000000000000
R13: ffff888008668090 R14: ffff88806ce3d140 R15: ffff888008668000
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055abd3260080 CR3: 000000001b22c000 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 ea 21 03 fd 48 89 ef e8 52 97 03 fd 80 e7 02 74 06 e8 68 ec 25 fd fb bf 01 00 00 00 6d 3d f9 fc 65 8b 05 16 65 db 7b 85 c0 74 07 5b 5d e9 8b 31 39
RSP: 0018:ffff88803f9d7bc8 EFLAGS: 00000206
RAX: 00000000000061a5 RBX: 0000000000000246 RCX: ffffffff81298d9f
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001
RBP: ffffffff854cf7a0 R08: 0000000000000001 R09: ffffffff86ccf7ef
R10: fffffbfff0d99efd R11: 0000000000000001 R12: ffff8880184d77a0
R13: ffff88800d8d1128 R14: ffff88801b2261f8 R15: ffff88800843cc80
find_and_remove_object+0x123/0x170
kmemleak_free+0x21/0x40
kmem_cache_free+0xbd/0x610
exit_mmap+0x24f/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: 0033:0x7f64a2a03699
Code: Unable to access opcode bytes at RIP 0x7f64a2a0366f.
RSP: 002b:00007ffc81fc9788 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f64a2af8610 RCX: 00007f64a2a03699
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
RBP: 0000000000000001 R08: ffffffffffffff80 R09: 0000000000000001
R10: 0000000000000004 R11: 0000000000000246 R12: 00007f64a2af8610
R13: 0000000000000001 R14: 00007f64a2af8ae8 R15: 0000000000000000
irq event stamp: 24998
hardirqs last enabled at (24997): [] _raw_spin_unlock_irqrestore+0x28/0x60
hardirqs last disabled at (24998): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (24752): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (24681): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3794 at kernel/events/core.c:2183 perf_group_detach+0x9c7/0x12f0
Modules linked in:
CPU: 0 PID: 3794 Comm: modprobe Tainted: G W 6.0.0-rc6-next-20220921 #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 0b 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: ffff88804115d040 RSI: ffffffff8157c3c7 RDI: 0000000000000005
RBP: ffff888008668000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865b001b R12: ffff888008668000
R13: ffff888008668000 R14: ffff88806ce3d140 R15: ffff888008668000
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055abd3260080 CR3: 000000001b22c000 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 ea 21 03 fd 48 89 ef e8 52 97 03 fd 80 e7 02 74 06 e8 68 ec 25 fd fb bf 01 00 00 00 6d 3d f9 fc 65 8b 05 16 65 db 7b 85 c0 74 07 5b 5d e9 8b 31 39
RSP: 0018:ffff88803f9d7bc8 EFLAGS: 00000206
RAX: 00000000000061a5 RBX: 0000000000000246 RCX: ffffffff81298d9f
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001
RBP: ffffffff854cf7a0 R08: 0000000000000001 R09: ffffffff86ccf7ef
R10: fffffbfff0d99efd R11: 0000000000000001 R12: ffff8880184d77a0
R13: ffff88800d8d1128 R14: ffff88801b2261f8 R15: ffff88800843cc80
find_and_remove_object+0x123/0x170
kmemleak_free+0x21/0x40
kmem_cache_free+0xbd/0x610
exit_mmap+0x24f/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: 0033:0x7f64a2a03699
Code: Unable to access opcode bytes at RIP 0x7f64a2a0366f.
RSP: 002b:00007ffc81fc9788 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f64a2af8610 RCX: 00007f64a2a03699
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
RBP: 0000000000000001 R08: ffffffffffffff80 R09: 0000000000000001
R10: 0000000000000004 R11: 0000000000000246 R12: 00007f64a2af8610
R13: 0000000000000001 R14: 00007f64a2af8ae8 R15: 0000000000000000
irq event stamp: 24998
hardirqs last enabled at (24997): [] _raw_spin_unlock_irqrestore+0x28/0x60
hardirqs last disabled at (24998): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (24752): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (24681): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3794 at kernel/events/core.c:655 perf_event_update_sibling_time+0xd5/0x4d0
Modules linked in:
CPU: 0 PID: 3794 Comm: modprobe Tainted: G W 6.0.0-rc6-next-20220921 #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 0d 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: ffff88804115d040 RSI: ffffffff815545c5 RDI: 0000000000000005
RBP: ffff888008668000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865b001b R12: 0000000000000000
R13: ffff8880086680a8 R14: 0000000000000001 R15: 0000000000000001
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055abd3260080 CR3: 000000001b22c000 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 ea 21 03 fd 48 89 ef e8 52 97 03 fd 80 e7 02 74 06 e8 68 ec 25 fd fb bf 01 00 00 00 6d 3d f9 fc 65 8b 05 16 65 db 7b 85 c0 74 07 5b 5d e9 8b 31 39
RSP: 0018:ffff88803f9d7bc8 EFLAGS: 00000206
RAX: 00000000000061a5 RBX: 0000000000000246 RCX: ffffffff81298d9f
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001
RBP: ffffffff854cf7a0 R08: 0000000000000001 R09: ffffffff86ccf7ef
R10: fffffbfff0d99efd R11: 0000000000000001 R12: ffff8880184d77a0
R13: ffff88800d8d1128 R14: ffff88801b2261f8 R15: ffff88800843cc80
find_and_remove_object+0x123/0x170
kmemleak_free+0x21/0x40
kmem_cache_free+0xbd/0x610
exit_mmap+0x24f/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: 0033:0x7f64a2a03699
Code: Unable to access opcode bytes at RIP 0x7f64a2a0366f.
RSP: 002b:00007ffc81fc9788 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f64a2af8610 RCX: 00007f64a2a03699
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
RBP: 0000000000000001 R08: ffffffffffffff80 R09: 0000000000000001
R10: 0000000000000004 R11: 0000000000000246 R12: 00007f64a2af8610
R13: 0000000000000001 R14: 00007f64a2af8ae8 R15: 0000000000000000
irq event stamp: 24998
hardirqs last enabled at (24997): [] _raw_spin_unlock_irqrestore+0x28/0x60
hardirqs last disabled at (24998): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (24752): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (24681): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
----------------
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 ea 21 03 fd callq 0xfd0321fc
12: 48 89 ef mov %rbp,%rdi
15: e8 52 97 03 fd callq 0xfd03976c
1a: 80 e7 02 and $0x2,%bh
1d: 74 06 je 0x25
1f: e8 68 ec 25 fd callq 0xfd25ec8c
24: fb sti
25: bf 01 00 00 00 mov $0x1,%edi
* 2a: e8 6d 3d f9 fc callq 0xfcf93d9c <-- trapping instruction
2f: 65 8b 05 16 65 db 7b mov %gs:0x7bdb6516(%rip),%eax # 0x7bdb654c
36: 85 c0 test %eax,%eax
38: 74 07 je 0x41
3a: 5b pop %rbx
3b: 5d pop %rbp
3c: e9 .byte 0xe9
3d: 8b 31 mov (%rcx),%esi
3f: 39 .byte 0x39