audit: type=1400 audit(1664717945.131:8): avc: denied { kernel } for pid=3882 comm="syz-executor.2" 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: 3884 at kernel/events/core.c:2233 event_filter_match+0x422/0x660
Modules linked in:
CPU: 0 PID: 3884 Comm: modprobe Not tainted 6.0.0-rc7-next-20220930 #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 7b 33 f1 ff 65 8b 2d 00 9d ad 7e 31 ff 89 ee e8 1b 30 f1 ff 85 ed 0f 84 ef 00 00 00 e8 5e 33 f1 ff <0f> 0b eb 9f e8 d5 a1 23 00 e9 17 fc ff ff e8 4b 33 f1 ff 48 8d 7b
RSP: 0000:ffff88803fc67bb8 EFLAGS: 00010046
RAX: 0000000080010001 RBX: ffff88801d1b0000 RCX: 0000000000000000
RDX: ffff88801d2f5040 RSI: ffffffff8154d8d2 RDI: 0000000000000005
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865b401b R12: ffff88801d1b0220
R13: 0000000000000000 R14: ffff88801d1b00a8 R15: ffff88801d1b0220
FS: 00007f3a028f9540(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3a028fb000 CR3: 0000000008b48000 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+0x3b/0xc0
asm_sysvec_call_function_single+0x16/0x20
RIP: 0033:0x7f3a028fb000
Code: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <48> 83 ec 08 48 8b 05 ad 3f 00 00 48 85 c0 74 02 ff d0 48 83 c4 08
RSP: 002b:00007ffc83907aa8 EFLAGS: 00010206
RAX: 00007f3a028fb000 RBX: 00007f3a02e04470 RCX: 000000000000002f
RDX: 00007ffc83907b50 RSI: 00007ffc83907b28 RDI: 0000000000000004
RBP: 0000000000000004 R08: 0000000001000000 R09: 0000000000000017
R10: 0000000000000001 R11: 00007f3a02e20d40 R12: 00007ffc83907b28
R13: 00007ffc83907b50 R14: 00007f3a02e35180 R15: 0000000000000000
irq event stamp: 16344
hardirqs last enabled at (16343): [] exc_page_fault+0xc4/0x1a0
hardirqs last disabled at (16344): [] irqentry_enter+0x4b/0x60
softirqs last enabled at (15632): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (15551): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3884 at kernel/events/core.c:2557 merge_sched_in+0xadb/0x1110
Modules linked in:
CPU: 0 PID: 3884 Comm: modprobe Tainted: G W 6.0.0-rc7-next-20220930 #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 08 0e ef ff 65 8b 05 8d 77 ab 7e 31 ff 89 c6 89 04 24 e8 a5 0a ef ff 8b 04 24 85 c0 0f 84 13 02 00 00 e8 e5 0d ef ff <0f> 0b e9 c4 fb ff ff e8 d9 0d ef ff 4c 89 e8 48 05 18 01 00 00 e9
RSP: 0000:ffff88803fc67bf8 EFLAGS: 00010046
RAX: 0000000080010001 RBX: ffff88806ce3d2c0 RCX: 0000000000000000
RDX: ffff88801d2f5040 RSI: ffffffff8156fe4b RDI: 0000000000000005
RBP: ffff88801d1b0000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865b401b R12: ffff88806ce3d2c0
R13: ffff88806ce00000 R14: ffff88801d1b00a8 R15: ffff88801d1b0220
FS: 00007f3a028f9540(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3a028fb000 CR3: 0000000008b48000 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+0x3b/0xc0
asm_sysvec_call_function_single+0x16/0x20
RIP: 0033:0x7f3a028fb000
Code: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <48> 83 ec 08 48 8b 05 ad 3f 00 00 48 85 c0 74 02 ff d0 48 83 c4 08
RSP: 002b:00007ffc83907aa8 EFLAGS: 00010206
RAX: 00007f3a028fb000 RBX: 00007f3a02e04470 RCX: 000000000000002f
RDX: 00007ffc83907b50 RSI: 00007ffc83907b28 RDI: 0000000000000004
RBP: 0000000000000004 R08: 0000000001000000 R09: 0000000000000017
R10: 0000000000000001 R11: 00007f3a02e20d40 R12: 00007ffc83907b28
R13: 00007ffc83907b50 R14: 00007f3a02e35180 R15: 0000000000000000
irq event stamp: 16344
hardirqs last enabled at (16343): [] exc_page_fault+0xc4/0x1a0
hardirqs last disabled at (16344): [] irqentry_enter+0x4b/0x60
softirqs last enabled at (15632): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (15551): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
audit: type=1400 audit(1664717945.212:9): avc: denied { write } for pid=3882 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1
loop1: detected capacity change from 0 to 16383
------------[ cut here ]------------
WARNING: CPU: 0 PID: 295 at kernel/events/core.c:2309 group_sched_out.part.0+0x2c7/0x460
Modules linked in:
CPU: 0 PID: 295 Comm: syz-executor.0 Tainted: G W 6.0.0-rc7-next-20220930 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
RIP: 0010:group_sched_out.part.0+0x2c7/0x460
Code: 5e 41 5f e9 8b ae ef ff e8 86 ae ef ff 65 8b 1d 0b 18 ac 7e 31 ff 89 de e8 26 ab ef ff 85 db 0f 84 8a 00 00 00 e8 69 ae ef ff <0f> 0b e9 a5 fe ff ff e8 5d ae ef ff 48 8d 7d 10 48 b8 00 00 00 00
RSP: 0018:ffff88806ce09e48 EFLAGS: 00010046
RAX: 0000000080010002 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff888010058000 RSI: ffffffff81565dc7 RDI: 0000000000000005
RBP: ffff88801d1b05c8 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865b401b R12: ffff88806ce3d2c0
R13: ffff88806ce3d2c0 R14: ffffffff8547d160 R15: 0000000000000002
FS: 00005555555a9400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4c19adc028 CR3: 000000000dafc000 CR4: 0000000000350ef0
Call Trace:
ctx_sched_out+0x8f1/0xc10
ctx_resched+0x2f3/0x390
__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 1d 2f 1a 03 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 65 8b 05 49 62 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:ffff88801f586bf8 EFLAGS: 00000246
RAX: 0000000080000001 RBX: ffff88801d1b05c8 RCX: 0000000080000001
RDX: ffff888010058000 RSI: ffffffff8155f9be RDI: 0000000000000005
RBP: ffff88801f586e70 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
R13: ffff88806ce33880 R14: 0000000000000001 R15: 0000000000000000
perf_tp_event+0x1de/0xba0
perf_trace_run_bpf_submit+0xf5/0x1d0
perf_trace_lock+0x308/0x560
lock_release+0x4ae/0x750
__is_insn_slot_addr+0x144/0x250
kernel_text_address+0x44/0xb0
__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+0xbd/0x610
ext4_mb_new_blocks+0x702/0x4bf0
ext4_ext_map_blocks+0x1fc6/0x5d40
ext4_map_blocks+0x772/0x19e0
ext4_getblk+0x600/0x7b0
ext4_bread+0x2a/0x190
ext4_append+0x21d/0x530
ext4_init_new_dir+0x25e/0x4c0
ext4_mkdir+0x3cf/0xb20
vfs_mkdir+0x491/0x740
do_mkdirat+0x17b/0x2f0
__x64_sys_mkdir+0xf2/0x140
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fb8d89e0c27
Code: 73 01 c3 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 b8 53 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:00007fff7f471478 EFLAGS: 00000206 ORIG_RAX: 0000000000000053
RAX: ffffffffffffffda RBX: 00007fff7f471500 RCX: 00007fb8d89e0c27
RDX: 0000000000000000 RSI: 00000000000001ff RDI: 00007fff7f471500
RBP: 00007fff7f4714dc R08: 0000000000000000 R09: 0000000000000003
R10: 00007fff7f471217 R11: 0000000000000206 R12: 0000000000000032
R13: 000000000001ef94 R14: 0000000000000014 R15: 00007fff7f471540
irq event stamp: 124856
hardirqs last enabled at (124855): [] _raw_spin_unlock_irqrestore+0x28/0x60
hardirqs last disabled at (124856): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (124444): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (124431): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
loop1: detected capacity change from 0 to 16383
=======================================================
WARNING: The mand mount option has been deprecated and
and is ignored by this kernel. Remove the mand
option from the mount to silence this warning.
=======================================================
----------------
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 1d 2f 1a 03 jmpq 0x31a2f2d
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 49 62 bc 7e mov %gs:0x7ebc6249(%rip),%eax # 0x7ebc626d
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