audit: type=1401 audit(1663677636.985:14): op=security_bounded_transition seresult=denied oldcontext=system_u:system_r:kernel_t:s0 newcontext=system_u:object_r:modem_device_t:s0
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WARNING: CPU: 0 PID: 299 at kernel/events/core.c:2233 event_filter_match+0x422/0x660
Modules linked in:
CPU: 0 PID: 299 Comm: syz-executor.2 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:event_filter_match+0x422/0x660
Code: 00 00 00 e9 7c fc ff ff e8 2b 1b f1 ff 65 8b 2d a0 74 ad 7e 31 ff 89 ee e8 cb 17 f1 ff 85 ed 0f 84 ef 00 00 00 e8 0e 1b f1 ff <0f> 0b eb 9f e8 e5 88 23 00 e9 17 fc ff ff e8 fb 1a f1 ff 48 8d 7b
RSP: 0018:ffff88806ce09c70 EFLAGS: 00010046
RAX: 0000000080010003 RBX: ffff888040fa1158 RCX: 0000000000000000
RDX: ffff888015f88000 RSI: ffffffff81550132 RDI: 0000000000000005
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865ae01b R12: ffff888040fa1378
R13: 0000000000000000 R14: ffff888040fa1200 R15: ffff888040fa1378
FS: 0000555555e1f400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007febfeaf2540 CR3: 000000003b22a000 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:__sanitizer_cov_trace_cmp8+0x4/0x20
Code: 00 00 00 00 00 90 48 8b 0c 24 89 f2 89 fe bf 04 00 00 00 e9 1e ff ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 8b 0c 24 <48> 89 f2 48 89 fe bf 06 00 00 00 e9 fc fe ff ff 66 66 2e 0f 1f 84
RSP: 0018:ffff88803c83f738 EFLAGS: 00000206
RAX: 0000000000000000 RBX: 00007f9b184b0000 RCX: ffffffff816a3389
RDX: ffff888015f88000 RSI: 00007f9b185e9000 RDI: 00007f9b184b0000
RBP: ffff88803e094580 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000008 R11: 0000000000000001 R12: 0000000000000020
R13: dffffc0000000000 R14: 00007f9b185e9000 R15: 0000000000000000
copy_page_range+0x1289/0x43b0
dup_mmap+0xa4a/0xfc0
dup_mm+0x91/0x380
copy_process+0x6ac7/0x6e20
kernel_clone+0xe7/0x890
__do_sys_clone+0xba/0x100
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f9b18e7010b
Code: ed 0f 85 60 01 00 00 64 4c 8b 0c 25 10 00 00 00 45 31 c0 4d 8d 91 d0 02 00 00 31 d2 31 f6 bf 11 00 20 01 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 89 00 00 00 41 89 c5 85 c0 0f 85 90 00 00
RSP: 002b:00007fffbebb5640 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9b18e7010b
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 0000000000000001 R08: 0000000000000000 R09: 0000555555e1f400
R10: 0000555555e1f6d0 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000000 R14: 0000000000000001 R15: 00007fffbebb5720
irq event stamp: 199074
hardirqs last enabled at (199073): [] pte_alloc_one+0x190/0x200
hardirqs last disabled at (199074): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (198936): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (198911): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 299 at kernel/events/core.c:2557 merge_sched_in+0xadb/0x1110
Modules linked in:
CPU: 0 PID: 299 Comm: syz-executor.2 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:merge_sched_in+0xadb/0x1110
Code: ff ff e8 f8 18 ef ff 65 8b 05 6d 72 ab 7e 31 ff 89 c6 89 04 24 e8 95 15 ef ff 8b 04 24 85 c0 0f 84 13 02 00 00 e8 d5 18 ef ff <0f> 0b e9 c4 fb ff ff e8 c9 18 ef ff 4c 89 e8 48 05 18 01 00 00 e9
RSP: 0018:ffff88806ce09cb0 EFLAGS: 00010046
RAX: 0000000080010003 RBX: ffff88806ce3d140 RCX: 0000000000000000
RDX: ffff888015f88000 RSI: ffffffff8157036b RDI: 0000000000000005
RBP: ffff888040fa1158 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865ae01b R12: ffff88806ce3d140
R13: ffff88806ce00000 R14: ffff888040fa1200 R15: ffff888040fa1378
FS: 0000555555e1f400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007febfeaf2540 CR3: 000000003b22a000 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:__sanitizer_cov_trace_cmp8+0x4/0x20
Code: 00 00 00 00 00 90 48 8b 0c 24 89 f2 89 fe bf 04 00 00 00 e9 1e ff ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 8b 0c 24 <48> 89 f2 48 89 fe bf 06 00 00 00 e9 fc fe ff ff 66 66 2e 0f 1f 84
RSP: 0018:ffff88803c83f738 EFLAGS: 00000206
RAX: 0000000000000000 RBX: 00007f9b184b0000 RCX: ffffffff816a3389
RDX: ffff888015f88000 RSI: 00007f9b185e9000 RDI: 00007f9b184b0000
RBP: ffff88803e094580 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000008 R11: 0000000000000001 R12: 0000000000000020
R13: dffffc0000000000 R14: 00007f9b185e9000 R15: 0000000000000000
copy_page_range+0x1289/0x43b0
dup_mmap+0xa4a/0xfc0
dup_mm+0x91/0x380
copy_process+0x6ac7/0x6e20
kernel_clone+0xe7/0x890
__do_sys_clone+0xba/0x100
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f9b18e7010b
Code: ed 0f 85 60 01 00 00 64 4c 8b 0c 25 10 00 00 00 45 31 c0 4d 8d 91 d0 02 00 00 31 d2 31 f6 bf 11 00 20 01 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 89 00 00 00 41 89 c5 85 c0 0f 85 90 00 00
RSP: 002b:00007fffbebb5640 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9b18e7010b
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 0000000000000001 R08: 0000000000000000 R09: 0000555555e1f400
R10: 0000555555e1f6d0 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000000 R14: 0000000000000001 R15: 00007fffbebb5720
irq event stamp: 199074
hardirqs last enabled at (199073): [] pte_alloc_one+0x190/0x200
hardirqs last disabled at (199074): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (198936): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (198911): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
tmpfs: Unsupported parameter 'huge'
tmpfs: Unsupported parameter 'huge'
audit: type=1107 audit(1663677637.203:15): pid=4075 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 msg='ÿ'
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======================================================
----------------
Code disassembly (best guess):
0: 00 00 add %al,(%rax)
2: 00 00 add %al,(%rax)
4: 00 90 48 8b 0c 24 add %dl,0x240c8b48(%rax)
a: 89 f2 mov %esi,%edx
c: 89 fe mov %edi,%esi
e: bf 04 00 00 00 mov $0x4,%edi
13: e9 1e ff ff ff jmpq 0xffffff36
18: 66 66 2e 0f 1f 84 00 data16 nopw %cs:0x0(%rax,%rax,1)
1f: 00 00 00 00
23: 0f 1f 00 nopl (%rax)
26: 48 8b 0c 24 mov (%rsp),%rcx
* 2a: 48 89 f2 mov %rsi,%rdx <-- trapping instruction
2d: 48 89 fe mov %rdi,%rsi
30: bf 06 00 00 00 mov $0x6,%edi
35: e9 fc fe ff ff jmpq 0xffffff36
3a: 66 data16
3b: 66 data16
3c: 2e cs
3d: 0f .byte 0xf
3e: 1f (bad)
3f: 84 .byte 0x84