audit: type=1400 audit(1663595381.267:8): avc: denied { kernel } for pid=3947 comm="syz-executor.6" 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: 295 at kernel/events/core.c:2047 perf_group_detach+0x99e/0x12f0
Modules linked in:
CPU: 0 PID: 295 Comm: syz-executor.1 Not tainted 6.0.0-rc6-next-20220919 #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 22 57 ee ff 65 44 8b 25 46 b5 aa 7e 31 ff 44 89 e6 e8 c0 53 ee ff 45 85 e4 0f 84 0a 05 00 00 e8 02 57 ee ff <0f> 0b e9 a9 f8 ff ff e8 f6 56 ee ff 65 8b 1d 1b b5 aa 7e 31 ff 89
RSP: 0018:ffff88806ce09748 EFLAGS: 00010046
RAX: 0000000000000000 RBX: ffff8880086605c8 RCX: 0000000000000100
RDX: ffff888018a95040 RSI: ffffffff8157c08e RDI: 0000000000000005
RBP: ffff8880086605c8 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865ac01b R12: 0000000000000000
R13: ffff888008660658 R14: ffff88806ce3d140 R15: ffff8880086605c8
FS: 00005555561d2400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f57993dd8e0 CR3: 000000000a312000 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+0x3b/0xc0
asm_sysvec_call_function_single+0x16/0x20
RIP: 0010:__orc_find+0x5e/0xf0
Code: 89 fe 48 89 fd eb 0c 48 8d 6b 04 49 89 de 49 39 ec 72 4d 4c 89 e0 48 29 e8 48 89 c2 48 c1 e8 3f 48 c1 fa 02 48 01 d0 48 d1 f8 <48> 8d 5c 85 00 48 89 d8 48 c1 e8 03 42 0f b6 14 38 48 89 d8 83 e0
RSP: 0018:ffff88806ce099a8 EFLAGS: 00000216
RAX: 0000000000000009 RBX: 0000000000000002 RCX: ffffffff81786e65
RDX: 0000000000000012 RSI: ffffffff85eda984 RDI: ffffffff85bb86b8
RBP: ffffffff85bb86b8 R08: ffffffff85eda984 R09: ffffffff85edb06c
R10: ffffed100d9c135b R11: 000000000003603d R12: ffffffff85bb8700
R13: ffffffff85bb86b8 R14: ffffffff85bb86b8 R15: dffffc0000000000
unwind_next_frame+0x2b4/0x20b0
arch_stack_walk+0x83/0xf0
stack_trace_save+0x8c/0xc0
kasan_save_stack+0x1e/0x40
kasan_set_track+0x21/0x30
kasan_save_free_info+0x2a/0x50
__kasan_slab_free+0x106/0x190
kmem_cache_free+0xf7/0x610
rcu_core+0x7e2/0x2080
__do_softirq+0x1c8/0x8d0
__irq_exit_rcu+0x11b/0x180
irq_exit_rcu+0x5/0x20
sysvec_apic_timer_interrupt+0x8e/0xc0
asm_sysvec_apic_timer_interrupt+0x16/0x20
RIP: 0010:lock_acquire+0x132/0x530
Code: 85 0d 01 00 00 65 48 8b 14 25 c0 6e 02 00 48 8d ba 74 09 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 f9 48 c1 e9 03 0f b6 0c 01 <48> 89 f8 83 e0 07 83 c0 03 38 c8 7c 08 84 c9 0f 85 7d 03 00 00 8b
RSP: 0018:ffff888030cef1b0 EFLAGS: 00000217
RAX: dffffc0000000000 RBX: 1ffff1100619de38 RCX: 0000000000000000
RDX: ffff888018a95040 RSI: 0000000000000001 RDI: ffff888018a959b4
RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff85b02e57
R10: fffffbfff0b605ca R11: 0000000000000001 R12: 0000000000000002
R13: 0000000000000000 R14: ffffffff85406f60 R15: 0000000000000000
__is_insn_slot_addr+0x3d/0x250
kernel_text_address+0x57/0xb0
__kernel_text_address+0x9/0x40
unwind_get_return_address+0x55/0xa0
arch_stack_walk+0x99/0xf0
stack_trace_save+0x8c/0xc0
kasan_save_stack+0x1e/0x40
__kasan_record_aux_stack+0x95/0xb0
call_rcu+0x6a/0xa30
__kmem_cache_free+0x91/0x400
free_modprobe_argv+0x51/0x90
call_usermodehelper_exec+0x211/0x4d0
__request_module+0x413/0xa10
xt_request_find_table_lock+0x99/0xe0
get_info+0x15b/0x590
do_ipt_get_ctl+0x152/0x950
nf_getsockopt+0x78/0xd0
ip_getsockopt+0x18c/0x1e0
tcp_getsockopt+0x9f/0x100
__sys_getsockopt+0x14c/0x250
__x64_sys_getsockopt+0xba/0x160
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7ff295fa313a
Code: 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 37 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff43304028 EFLAGS: 00000246 ORIG_RAX: 0000000000000037
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff295fa313a
RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 0000000000000003 R08: 00007fff4330405c R09: ffffffffffff0000
R10: 00007ff2960853e8 R11: 0000000000000246 R12: 00007fff4330405c
R13: 00007ff2960053b2 R14: 00007ff2960853e8 R15: 00007ff2960853e0
irq event stamp: 122073
hardirqs last enabled at (122072): [] kasan_quarantine_put+0x8b/0x1f0
hardirqs last disabled at (122073): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (121774): [] do_ip_getsockopt+0x12be/0x1e70
softirqs last disabled at (121817): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 295 at kernel/events/core.c:2183 perf_group_detach+0x9c7/0x12f0
Modules linked in:
CPU: 0 PID: 295 Comm: syz-executor.1 Tainted: G W 6.0.0-rc6-next-20220919 #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 f6 56 ee ff 65 8b 1d 1b b5 aa 7e 31 ff 89 de e8 96 53 ee ff 85 db 0f 84 86 04 00 00 e8 d9 56 ee ff <0f> 0b e9 0e fa ff ff e8 cd 56 ee ff 48 8b 7c 24 20 48 81 c7 f8 00
RSP: 0018:ffff88806ce09748 EFLAGS: 00010046
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000100
RDX: ffff888018a95040 RSI: ffffffff8157c0b7 RDI: 0000000000000005
RBP: ffff8880086605c8 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865ac01b R12: ffff8880086605c8
R13: ffff8880086605c8 R14: ffff88806ce3d140 R15: ffff8880086605c8
FS: 00005555561d2400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f57993dd8e0 CR3: 000000000a312000 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+0x3b/0xc0
asm_sysvec_call_function_single+0x16/0x20
RIP: 0010:__orc_find+0x5e/0xf0
Code: 89 fe 48 89 fd eb 0c 48 8d 6b 04 49 89 de 49 39 ec 72 4d 4c 89 e0 48 29 e8 48 89 c2 48 c1 e8 3f 48 c1 fa 02 48 01 d0 48 d1 f8 <48> 8d 5c 85 00 48 89 d8 48 c1 e8 03 42 0f b6 14 38 48 89 d8 83 e0
RSP: 0018:ffff88806ce099a8 EFLAGS: 00000216
RAX: 0000000000000009 RBX: 0000000000000002 RCX: ffffffff81786e65
RDX: 0000000000000012 RSI: ffffffff85eda984 RDI: ffffffff85bb86b8
RBP: ffffffff85bb86b8 R08: ffffffff85eda984 R09: ffffffff85edb06c
R10: ffffed100d9c135b R11: 000000000003603d R12: ffffffff85bb8700
R13: ffffffff85bb86b8 R14: ffffffff85bb86b8 R15: dffffc0000000000
unwind_next_frame+0x2b4/0x20b0
arch_stack_walk+0x83/0xf0
stack_trace_save+0x8c/0xc0
kasan_save_stack+0x1e/0x40
kasan_set_track+0x21/0x30
kasan_save_free_info+0x2a/0x50
__kasan_slab_free+0x106/0x190
kmem_cache_free+0xf7/0x610
rcu_core+0x7e2/0x2080
__do_softirq+0x1c8/0x8d0
__irq_exit_rcu+0x11b/0x180
irq_exit_rcu+0x5/0x20
sysvec_apic_timer_interrupt+0x8e/0xc0
asm_sysvec_apic_timer_interrupt+0x16/0x20
RIP: 0010:lock_acquire+0x132/0x530
Code: 85 0d 01 00 00 65 48 8b 14 25 c0 6e 02 00 48 8d ba 74 09 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 f9 48 c1 e9 03 0f b6 0c 01 <48> 89 f8 83 e0 07 83 c0 03 38 c8 7c 08 84 c9 0f 85 7d 03 00 00 8b
RSP: 0018:ffff888030cef1b0 EFLAGS: 00000217
RAX: dffffc0000000000 RBX: 1ffff1100619de38 RCX: 0000000000000000
RDX: ffff888018a95040 RSI: 0000000000000001 RDI: ffff888018a959b4
RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff85b02e57
R10: fffffbfff0b605ca R11: 0000000000000001 R12: 0000000000000002
R13: 0000000000000000 R14: ffffffff85406f60 R15: 0000000000000000
__is_insn_slot_addr+0x3d/0x250
kernel_text_address+0x57/0xb0
__kernel_text_address+0x9/0x40
unwind_get_return_address+0x55/0xa0
arch_stack_walk+0x99/0xf0
stack_trace_save+0x8c/0xc0
kasan_save_stack+0x1e/0x40
__kasan_record_aux_stack+0x95/0xb0
call_rcu+0x6a/0xa30
__kmem_cache_free+0x91/0x400
free_modprobe_argv+0x51/0x90
call_usermodehelper_exec+0x211/0x4d0
__request_module+0x413/0xa10
xt_request_find_table_lock+0x99/0xe0
get_info+0x15b/0x590
do_ipt_get_ctl+0x152/0x950
nf_getsockopt+0x78/0xd0
ip_getsockopt+0x18c/0x1e0
tcp_getsockopt+0x9f/0x100
__sys_getsockopt+0x14c/0x250
__x64_sys_getsockopt+0xba/0x160
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7ff295fa313a
Code: 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 37 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff43304028 EFLAGS: 00000246 ORIG_RAX: 0000000000000037
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff295fa313a
RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 0000000000000003 R08: 00007fff4330405c R09: ffffffffffff0000
R10: 00007ff2960853e8 R11: 0000000000000246 R12: 00007fff4330405c
R13: 00007ff2960053b2 R14: 00007ff2960853e8 R15: 00007ff2960853e0
irq event stamp: 122073
hardirqs last enabled at (122072): [] kasan_quarantine_put+0x8b/0x1f0
hardirqs last disabled at (122073): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (121774): [] do_ip_getsockopt+0x12be/0x1e70
softirqs last disabled at (121817): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 295 at kernel/events/core.c:655 perf_event_update_sibling_time+0xd5/0x4d0
Modules linked in:
CPU: 0 PID: 295 Comm: syz-executor.1 Tainted: G W 6.0.0-rc6-next-20220919 #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 5d c5 f0 ff e8 58 c5 f0 ff 65 8b 1d 7d 23 ad 7e 31 ff 89 de e8 f8 c1 f0 ff 85 db 0f 84 d3 02 00 00 e8 3b c5 f0 ff <0f> 0b eb 97 e8 32 c5 f0 ff 48 8d 7d 10 48 b8 00 00 00 00 00 fc ff
RSP: 0018:ffff88806ce09740 EFLAGS: 00010046
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000100
RDX: ffff888018a95040 RSI: ffffffff81555255 RDI: 0000000000000005
RBP: ffff8880086605c8 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865ac01b R12: 0000000000000000
R13: ffff888008660670 R14: 0000000000000001 R15: 0000000000000001
FS: 00005555561d2400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f57993dd8e0 CR3: 000000000a312000 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+0x3b/0xc0
asm_sysvec_call_function_single+0x16/0x20
RIP: 0010:__orc_find+0x5e/0xf0
Code: 89 fe 48 89 fd eb 0c 48 8d 6b 04 49 89 de 49 39 ec 72 4d 4c 89 e0 48 29 e8 48 89 c2 48 c1 e8 3f 48 c1 fa 02 48 01 d0 48 d1 f8 <48> 8d 5c 85 00 48 89 d8 48 c1 e8 03 42 0f b6 14 38 48 89 d8 83 e0
RSP: 0018:ffff88806ce099a8 EFLAGS: 00000216
RAX: 0000000000000009 RBX: 0000000000000002 RCX: ffffffff81786e65
RDX: 0000000000000012 RSI: ffffffff85eda984 RDI: ffffffff85bb86b8
RBP: ffffffff85bb86b8 R08: ffffffff85eda984 R09: ffffffff85edb06c
R10: ffffed100d9c135b R11: 000000000003603d R12: ffffffff85bb8700
R13: ffffffff85bb86b8 R14: ffffffff85bb86b8 R15: dffffc0000000000
unwind_next_frame+0x2b4/0x20b0
arch_stack_walk+0x83/0xf0
stack_trace_save+0x8c/0xc0
kasan_save_stack+0x1e/0x40
kasan_set_track+0x21/0x30
kasan_save_free_info+0x2a/0x50
__kasan_slab_free+0x106/0x190
kmem_cache_free+0xf7/0x610
rcu_core+0x7e2/0x2080
__do_softirq+0x1c8/0x8d0
__irq_exit_rcu+0x11b/0x180
irq_exit_rcu+0x5/0x20
sysvec_apic_timer_interrupt+0x8e/0xc0
asm_sysvec_apic_timer_interrupt+0x16/0x20
RIP: 0010:lock_acquire+0x132/0x530
Code: 85 0d 01 00 00 65 48 8b 14 25 c0 6e 02 00 48 8d ba 74 09 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 f9 48 c1 e9 03 0f b6 0c 01 <48> 89 f8 83 e0 07 83 c0 03 38 c8 7c 08 84 c9 0f 85 7d 03 00 00 8b
RSP: 0018:ffff888030cef1b0 EFLAGS: 00000217
RAX: dffffc0000000000 RBX: 1ffff1100619de38 RCX: 0000000000000000
RDX: ffff888018a95040 RSI: 0000000000000001 RDI: ffff888018a959b4
RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff85b02e57
R10: fffffbfff0b605ca R11: 0000000000000001 R12: 0000000000000002
R13: 0000000000000000 R14: ffffffff85406f60 R15: 0000000000000000
__is_insn_slot_addr+0x3d/0x250
kernel_text_address+0x57/0xb0
__kernel_text_address+0x9/0x40
unwind_get_return_address+0x55/0xa0
arch_stack_walk+0x99/0xf0
stack_trace_save+0x8c/0xc0
kasan_save_stack+0x1e/0x40
__kasan_record_aux_stack+0x95/0xb0
call_rcu+0x6a/0xa30
__kmem_cache_free+0x91/0x400
free_modprobe_argv+0x51/0x90
call_usermodehelper_exec+0x211/0x4d0
__request_module+0x413/0xa10
xt_request_find_table_lock+0x99/0xe0
get_info+0x15b/0x590
do_ipt_get_ctl+0x152/0x950
nf_getsockopt+0x78/0xd0
ip_getsockopt+0x18c/0x1e0
tcp_getsockopt+0x9f/0x100
__sys_getsockopt+0x14c/0x250
__x64_sys_getsockopt+0xba/0x160
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7ff295fa313a
Code: 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 37 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff43304028 EFLAGS: 00000246 ORIG_RAX: 0000000000000037
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff295fa313a
RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 0000000000000003 R08: 00007fff4330405c R09: ffffffffffff0000
R10: 00007ff2960853e8 R11: 0000000000000246 R12: 00007fff4330405c
R13: 00007ff2960053b2 R14: 00007ff2960853e8 R15: 00007ff2960853e0
irq event stamp: 122073
hardirqs last enabled at (122072): [] kasan_quarantine_put+0x8b/0x1f0
hardirqs last disabled at (122073): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (121774): [] do_ip_getsockopt+0x12be/0x1e70
softirqs last disabled at (121817): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
======================================================
----------------
Code disassembly (best guess):
0: 89 fe mov %edi,%esi
2: 48 89 fd mov %rdi,%rbp
5: eb 0c jmp 0x13
7: 48 8d 6b 04 lea 0x4(%rbx),%rbp
b: 49 89 de mov %rbx,%r14
e: 49 39 ec cmp %rbp,%r12
11: 72 4d jb 0x60
13: 4c 89 e0 mov %r12,%rax
16: 48 29 e8 sub %rbp,%rax
19: 48 89 c2 mov %rax,%rdx
1c: 48 c1 e8 3f shr $0x3f,%rax
20: 48 c1 fa 02 sar $0x2,%rdx
24: 48 01 d0 add %rdx,%rax
27: 48 d1 f8 sar %rax
* 2a: 48 8d 5c 85 00 lea 0x0(%rbp,%rax,4),%rbx <-- trapping instruction
2f: 48 89 d8 mov %rbx,%rax
32: 48 c1 e8 03 shr $0x3,%rax
36: 42 0f b6 14 38 movzbl (%rax,%r15,1),%edx
3b: 48 89 d8 mov %rbx,%rax
3e: 83 .byte 0x83
3f: e0 .byte 0xe0