audit: type=1400 audit(1664337823.122:8): avc: denied { kernel } for pid=3920 comm="syz-executor.0" 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: 3917 at kernel/events/core.c:2233 event_filter_match+0x422/0x660
Modules linked in:
CPU: 0 PID: 3917 Comm: modprobe Not tainted 6.0.0-rc7-next-20220927 #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 bb 2e f1 ff 65 8b 2d 30 94 ad 7e 31 ff 89 ee e8 5b 2b f1 ff 85 ed 0f 84 ef 00 00 00 e8 9e 2e f1 ff <0f> 0b eb 9f e8 45 a5 23 00 e9 17 fc ff ff e8 8b 2e f1 ff 48 8d 7b
RSP: 0018:ffff88806ce09c70 EFLAGS: 00010046
RAX: 0000000080010001 RBX: ffff88801c358000 RCX: 0000000000000000
RDX: ffff888018525040 RSI: ffffffff8154e1a2 RDI: 0000000000000005
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865b401b R12: ffff88801c358220
R13: 0000000000000000 R14: ffff88801c3580a8 R15: ffff88801c358220
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb4b63618e0 CR3: 000000003e7ba000 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:lock_acquire+0x1db/0x530
Code: 02 b8 ff ff ff ff 65 0f c1 05 81 52 d8 7e 83 f8 01 0f 85 c8 02 00 00 48 83 7c 24 08 00 74 01 fb 48 b8 00 00 00 00 00 fc ff df <48> 01 c3 48 c7 03 00 00 00 00 48 c7 43 08 00 00 00 00 48 8b 84 24
RSP: 0018:ffff88803e97f860 EFLAGS: 00000206
RAX: dffffc0000000000 RBX: 1ffff11007d2ff0e RCX: 00000000b406faae
RDX: 1ffff110030a4b36 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff86cd37c7
R10: fffffbfff0d9a6f8 R11: 0000000000000001 R12: 0000000000000002
R13: 0000000000000000 R14: ffffffff85407360 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
__create_object+0x389/0xc10
kmem_cache_alloc_bulk+0x414/0x7d0
mas_alloc_nodes+0x2ff/0x800
mas_preallocate+0x1bb/0x360
mmap_region+0x774/0x1a00
do_mmap+0x828/0xf40
vm_mmap_pgoff+0x1af/0x270
ksys_mmap_pgoff+0x3d0/0x4f0
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fb4b6665d82
Code: eb aa 66 0f 1f 44 00 00 41 f7 c1 ff 0f 00 00 75 27 55 48 89 fd 53 89 cb 48 85 ff 74 33 41 89 da 48 89 ef b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 56 5b 5d c3 0f 1f 00 c7 05 ae 03 01 00 16 00
RSP: 002b:00007ffd165b40b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 0000000000000802 RCX: 00007fb4b6665d82
RDX: 0000000000000001 RSI: 00000000001c4508 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000802 R11: 0000000000000246 R12: 00007fb4b6644a20
R13: 00007ffd165b40d0 R14: 0000000000000000 R15: 00007ffd165b44f0
irq event stamp: 6456
hardirqs last enabled at (6455): [] _raw_spin_unlock_irqrestore+0x28/0x60
hardirqs last disabled at (6456): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (6298): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (5905): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3917 at kernel/events/core.c:2557 merge_sched_in+0xadb/0x1110
Modules linked in:
CPU: 0 PID: 3917 Comm: modprobe Tainted: G W 6.0.0-rc7-next-20220927 #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 e8 08 ef ff 65 8b 05 5d 6e ab 7e 31 ff 89 c6 89 04 24 e8 85 05 ef ff 8b 04 24 85 c0 0f 84 13 02 00 00 e8 c5 08 ef ff <0f> 0b e9 c4 fb ff ff e8 b9 08 ef ff 4c 89 e8 48 05 18 01 00 00 e9
RSP: 0018:ffff88806ce09cb0 EFLAGS: 00010046
RAX: 0000000080010001 RBX: ffff88806ce3d140 RCX: 0000000000000000
RDX: ffff888018525040 RSI: ffffffff8157077b RDI: 0000000000000005
RBP: ffff88801c358000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865b401b R12: ffff88806ce3d140
R13: ffff88806ce00000 R14: ffff88801c3580a8 R15: ffff88801c358220
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb4b63618e0 CR3: 000000003e7ba000 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:lock_acquire+0x1db/0x530
Code: 02 b8 ff ff ff ff 65 0f c1 05 81 52 d8 7e 83 f8 01 0f 85 c8 02 00 00 48 83 7c 24 08 00 74 01 fb 48 b8 00 00 00 00 00 fc ff df <48> 01 c3 48 c7 03 00 00 00 00 48 c7 43 08 00 00 00 00 48 8b 84 24
RSP: 0018:ffff88803e97f860 EFLAGS: 00000206
RAX: dffffc0000000000 RBX: 1ffff11007d2ff0e RCX: 00000000b406faae
RDX: 1ffff110030a4b36 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff86cd37c7
R10: fffffbfff0d9a6f8 R11: 0000000000000001 R12: 0000000000000002
R13: 0000000000000000 R14: ffffffff85407360 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
__create_object+0x389/0xc10
kmem_cache_alloc_bulk+0x414/0x7d0
mas_alloc_nodes+0x2ff/0x800
mas_preallocate+0x1bb/0x360
mmap_region+0x774/0x1a00
do_mmap+0x828/0xf40
vm_mmap_pgoff+0x1af/0x270
ksys_mmap_pgoff+0x3d0/0x4f0
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fb4b6665d82
Code: eb aa 66 0f 1f 44 00 00 41 f7 c1 ff 0f 00 00 75 27 55 48 89 fd 53 89 cb 48 85 ff 74 33 41 89 da 48 89 ef b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 56 5b 5d c3 0f 1f 00 c7 05 ae 03 01 00 16 00
RSP: 002b:00007ffd165b40b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 0000000000000802 RCX: 00007fb4b6665d82
RDX: 0000000000000001 RSI: 00000000001c4508 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000802 R11: 0000000000000246 R12: 00007fb4b6644a20
R13: 00007ffd165b40d0 R14: 0000000000000000 R15: 00007ffd165b44f0
irq event stamp: 6456
hardirqs last enabled at (6455): [] _raw_spin_unlock_irqrestore+0x28/0x60
hardirqs last disabled at (6456): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (6298): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (5905): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3923 at kernel/events/core.c:2047 perf_group_detach+0x99e/0x12f0
Modules linked in:
CPU: 0 PID: 3923 Comm: kworker/u4:3 Tainted: G W 6.0.0-rc7-next-20220927 #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 92 49 ee ff 65 44 8b 25 06 af aa 7e 31 ff 44 89 e6 e8 30 46 ee ff 45 85 e4 0f 84 0a 05 00 00 e8 72 49 ee ff <0f> 0b e9 a9 f8 ff ff e8 66 49 ee ff 65 8b 1d db ae aa 7e 31 ff 89
RSP: 0018:ffff88806ce09e60 EFLAGS: 00010046
RAX: 0000000080010002 RBX: ffff88801c358000 RCX: 0000000000000000
RDX: ffff88802040d040 RSI: ffffffff8157c6ce RDI: 0000000000000005
RBP: ffff88801c358000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865b401b R12: 0000000000000000
R13: ffff88801c358090 R14: ffff88806ce3d140 R15: ffff88801c358000
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbddc4a4c48 CR3: 000000000ec20000 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:___slab_alloc+0x1d4/0x1080
Code: 75 28 0f 85 22 04 00 00 49 c7 45 28 00 00 00 00 48 c7 c6 82 09 78 81 4c 89 ef e8 77 12 b2 ff 48 83 3c 24 00 0f 85 53 01 00 00 <48> 83 7b 18 00 0f 84 ef 04 00 00 9c 41 5d fa 41 81 e5 00 02 00 00
RSP: 0018:ffff88801873f990 EFLAGS: 00000202
RAX: 00000000000000df RBX: ffff88806ce3c300 RCX: ffffffff81297e7f
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffff888007c4f780 R08: 0000000000000001 R09: ffffffff86cd381f
R10: fffffbfff0d9a703 R11: 0000000000000001 R12: 00000000ffffffff
R13: ffff88806ce3c320 R14: ffff88802040d040 R15: 0000000000000000
__slab_alloc.constprop.0+0x4d/0x90
kmem_cache_alloc+0x2ed/0x3e0
__create_object+0x3d/0xc10
__kmem_cache_alloc_node+0x22f/0x3d0
__kmalloc+0x39/0xb0
load_elf_phdrs+0x103/0x210
load_elf_binary+0x178b/0x4ef0
bprm_execve+0x7f5/0x1920
kernel_execve+0x3ea/0x500
call_usermodehelper_exec_async+0x2e6/0x580
ret_from_fork+0x22/0x30
irq event stamp: 224
hardirqs last enabled at (223): [] ___slab_alloc+0x32c/0x1080
hardirqs last disabled at (224): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (0): [] copy_process+0x1e15/0x6e20
softirqs last disabled at (0): [<0000000000000000>] 0x0
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3923 at kernel/events/core.c:2183 perf_group_detach+0x9c7/0x12f0
Modules linked in:
CPU: 0 PID: 3923 Comm: kworker/u4:3 Tainted: G W 6.0.0-rc7-next-20220927 #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 66 49 ee ff 65 8b 1d db ae aa 7e 31 ff 89 de e8 06 46 ee ff 85 db 0f 84 86 04 00 00 e8 49 49 ee ff <0f> 0b e9 0e fa ff ff e8 3d 49 ee ff 48 8b 7c 24 20 48 81 c7 f8 00
RSP: 0018:ffff88806ce09e60 EFLAGS: 00010046
RAX: 0000000080010002 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff88802040d040 RSI: ffffffff8157c6f7 RDI: 0000000000000005
RBP: ffff88801c358000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865b401b R12: ffff88801c358000
R13: ffff88801c358000 R14: ffff88806ce3d140 R15: ffff88801c358000
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbddc4a4c48 CR3: 000000000ec20000 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:___slab_alloc+0x1d4/0x1080
Code: 75 28 0f 85 22 04 00 00 49 c7 45 28 00 00 00 00 48 c7 c6 82 09 78 81 4c 89 ef e8 77 12 b2 ff 48 83 3c 24 00 0f 85 53 01 00 00 <48> 83 7b 18 00 0f 84 ef 04 00 00 9c 41 5d fa 41 81 e5 00 02 00 00
RSP: 0018:ffff88801873f990 EFLAGS: 00000202
RAX: 00000000000000df RBX: ffff88806ce3c300 RCX: ffffffff81297e7f
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffff888007c4f780 R08: 0000000000000001 R09: ffffffff86cd381f
R10: fffffbfff0d9a703 R11: 0000000000000001 R12: 00000000ffffffff
R13: ffff88806ce3c320 R14: ffff88802040d040 R15: 0000000000000000
__slab_alloc.constprop.0+0x4d/0x90
kmem_cache_alloc+0x2ed/0x3e0
__create_object+0x3d/0xc10
__kmem_cache_alloc_node+0x22f/0x3d0
__kmalloc+0x39/0xb0
load_elf_phdrs+0x103/0x210
load_elf_binary+0x178b/0x4ef0
bprm_execve+0x7f5/0x1920
kernel_execve+0x3ea/0x500
call_usermodehelper_exec_async+0x2e6/0x580
ret_from_fork+0x22/0x30
irq event stamp: 224
hardirqs last enabled at (223): [] ___slab_alloc+0x32c/0x1080
hardirqs last disabled at (224): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (0): [] copy_process+0x1e15/0x6e20
softirqs last disabled at (0): [<0000000000000000>] 0x0
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3923 at kernel/events/core.c:655 perf_event_update_sibling_time+0xd5/0x4d0
Modules linked in:
CPU: 0 PID: 3923 Comm: kworker/u4:3 Tainted: G W 6.0.0-rc7-next-20220927 #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 4d eb f0 ff e8 48 eb f0 ff 65 8b 1d bd 50 ad 7e 31 ff 89 de e8 e8 e7 f0 ff 85 db 0f 84 d3 02 00 00 e8 2b eb f0 ff <0f> 0b eb 97 e8 22 eb 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: ffff88802040d040 RSI: ffffffff81552515 RDI: 0000000000000005
RBP: ffff88801c358000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865b401b R12: 0000000000000000
R13: ffff88801c3580a8 R14: 0000000000000001 R15: 0000000000000001
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbddc4a4c48 CR3: 000000000ec20000 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:___slab_alloc+0x1d4/0x1080
Code: 75 28 0f 85 22 04 00 00 49 c7 45 28 00 00 00 00 48 c7 c6 82 09 78 81 4c 89 ef e8 77 12 b2 ff 48 83 3c 24 00 0f 85 53 01 00 00 <48> 83 7b 18 00 0f 84 ef 04 00 00 9c 41 5d fa 41 81 e5 00 02 00 00
RSP: 0018:ffff88801873f990 EFLAGS: 00000202
RAX: 00000000000000df RBX: ffff88806ce3c300 RCX: ffffffff81297e7f
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffff888007c4f780 R08: 0000000000000001 R09: ffffffff86cd381f
R10: fffffbfff0d9a703 R11: 0000000000000001 R12: 00000000ffffffff
R13: ffff88806ce3c320 R14: ffff88802040d040 R15: 0000000000000000
__slab_alloc.constprop.0+0x4d/0x90
kmem_cache_alloc+0x2ed/0x3e0
__create_object+0x3d/0xc10
__kmem_cache_alloc_node+0x22f/0x3d0
__kmalloc+0x39/0xb0
load_elf_phdrs+0x103/0x210
load_elf_binary+0x178b/0x4ef0
bprm_execve+0x7f5/0x1920
kernel_execve+0x3ea/0x500
call_usermodehelper_exec_async+0x2e6/0x580
ret_from_fork+0x22/0x30
irq event stamp: 224
hardirqs last enabled at (223): [] ___slab_alloc+0x32c/0x1080
hardirqs last disabled at (224): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (0): [] copy_process+0x1e15/0x6e20
softirqs last disabled at (0): [<0000000000000000>] 0x0
---[ end trace 0000000000000000 ]---
audit: type=1400 audit(1664337823.675:9): avc: denied { write } for pid=3920 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1
------------[ cut here ]------------
======================================================
----------------
Code disassembly (best guess):
0: 02 b8 ff ff ff ff add -0x1(%rax),%bh
6: 65 0f c1 05 81 52 d8 xadd %eax,%gs:0x7ed85281(%rip) # 0x7ed8528f
d: 7e
e: 83 f8 01 cmp $0x1,%eax
11: 0f 85 c8 02 00 00 jne 0x2df
17: 48 83 7c 24 08 00 cmpq $0x0,0x8(%rsp)
1d: 74 01 je 0x20
1f: fb sti
20: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax
27: fc ff df
* 2a: 48 01 c3 add %rax,%rbx <-- trapping instruction
2d: 48 c7 03 00 00 00 00 movq $0x0,(%rbx)
34: 48 c7 43 08 00 00 00 movq $0x0,0x8(%rbx)
3b: 00
3c: 48 rex.W
3d: 8b .byte 0x8b
3e: 84 .byte 0x84
3f: 24 .byte 0x24