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 ------------[ cut here ]------------ 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' ------------[ cut here ]------------ ====================================================== ---------------- 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