audit: type=1400 audit(1663594115.162:9): avc: denied { write } for pid=3854 comm="syz-executor.4" 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: 3850 at kernel/events/core.c:2047 perf_group_detach+0x99e/0x12f0 Modules linked in: CPU: 0 PID: 3850 Comm: modprobe 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:ffff88806ce09e60 EFLAGS: 00010046 RAX: 0000000080010002 RBX: ffff8880086605c8 RCX: 0000000000000000 RDX: ffff88800c691ac0 RSI: ffffffff8157c08e RDI: 0000000000000005 RBP: ffff8880086605c8 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000000 R11: ffffffff865ac01b R12: 0000000000000000 R13: ffff888008660658 R14: ffff88806ce3d140 R15: ffff8880086605c8 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fbe7eba58e0 CR3: 000000001875e000 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:unwind_next_frame+0x232/0x20b0 Code: 00 00 fc ff df 48 8d 3c 95 48 b1 26 86 49 89 f8 49 c1 e8 03 45 0f b6 04 00 48 89 f8 83 e0 07 83 c0 03 44 38 c0 7c 30 45 84 c0 <74> 2b 48 89 54 24 30 48 89 74 24 28 89 4c 24 20 44 89 5c 24 18 e8 RSP: 0018:ffff888019e3f8f0 EFLAGS: 00000246 RAX: 0000000000000007 RBX: 0000000000000001 RCX: 00000000000039c1 RDX: 0000000000000ad7 RSI: 0000000000000ad6 RDI: ffffffff8626dca4 RBP: ffff888019e3fa18 R08: 0000000000000000 R09: ffffffff85e3c336 R10: ffffed10033c7f45 R11: 000000000003603d R12: ffff888019e3fa01 R13: ffff888019e3fa20 R14: ffff888019e3f9c0 R15: ffffffff810ad6fe __unwind_start+0x50f/0x7c0 arch_stack_walk+0x5f/0xf0 stack_trace_save+0x8c/0xc0 __create_object+0x389/0xc10 kmem_cache_alloc_bulk+0x3fe/0x7a0 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: 0033:0x7fbe7eea9d82 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:00007ffd4d2cd908 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 0000000000000802 RCX: 00007fbe7eea9d82 RDX: 0000000000000001 RSI: 00000000001c4508 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000802 R11: 0000000000000246 R12: 00007fbe7ee88a20 R13: 00007ffd4d2cd920 R14: 0000000000000000 R15: 00007ffd4d2cdd40 irq event stamp: 6582 hardirqs last enabled at (6581): [] _raw_spin_unlock_irqrestore+0x28/0x60 hardirqs last disabled at (6582): [] sysvec_call_function_single+0xb/0xc0 softirqs last enabled at (6436): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (6403): [] __irq_exit_rcu+0x11b/0x180 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 3850 at kernel/events/core.c:2183 perf_group_detach+0x9c7/0x12f0 Modules linked in: CPU: 0 PID: 3850 Comm: modprobe 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:ffff88806ce09e60 EFLAGS: 00010046 RAX: 0000000080010002 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffff88800c691ac0 RSI: ffffffff8157c0b7 RDI: 0000000000000005 RBP: ffff8880086605c8 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000000 R11: ffffffff865ac01b R12: ffff8880086605c8 R13: ffff8880086605c8 R14: ffff88806ce3d140 R15: ffff8880086605c8 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fbe7eba58e0 CR3: 000000001875e000 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:unwind_next_frame+0x232/0x20b0 Code: 00 00 fc ff df 48 8d 3c 95 48 b1 26 86 49 89 f8 49 c1 e8 03 45 0f b6 04 00 48 89 f8 83 e0 07 83 c0 03 44 38 c0 7c 30 45 84 c0 <74> 2b 48 89 54 24 30 48 89 74 24 28 89 4c 24 20 44 89 5c 24 18 e8 RSP: 0018:ffff888019e3f8f0 EFLAGS: 00000246 RAX: 0000000000000007 RBX: 0000000000000001 RCX: 00000000000039c1 RDX: 0000000000000ad7 RSI: 0000000000000ad6 RDI: ffffffff8626dca4 RBP: ffff888019e3fa18 R08: 0000000000000000 R09: ffffffff85e3c336 R10: ffffed10033c7f45 R11: 000000000003603d R12: ffff888019e3fa01 R13: ffff888019e3fa20 R14: ffff888019e3f9c0 R15: ffffffff810ad6fe __unwind_start+0x50f/0x7c0 arch_stack_walk+0x5f/0xf0 stack_trace_save+0x8c/0xc0 __create_object+0x389/0xc10 kmem_cache_alloc_bulk+0x3fe/0x7a0 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: 0033:0x7fbe7eea9d82 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:00007ffd4d2cd908 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 0000000000000802 RCX: 00007fbe7eea9d82 RDX: 0000000000000001 RSI: 00000000001c4508 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000802 R11: 0000000000000246 R12: 00007fbe7ee88a20 R13: 00007ffd4d2cd920 R14: 0000000000000000 R15: 00007ffd4d2cdd40 irq event stamp: 6582 hardirqs last enabled at (6581): [] _raw_spin_unlock_irqrestore+0x28/0x60 hardirqs last disabled at (6582): [] sysvec_call_function_single+0xb/0xc0 softirqs last enabled at (6436): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (6403): [] __irq_exit_rcu+0x11b/0x180 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 3850 at kernel/events/core.c:655 perf_event_update_sibling_time+0xd5/0x4d0 Modules linked in: CPU: 0 PID: 3850 Comm: modprobe 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:ffff88806ce09e58 EFLAGS: 00010046 RAX: 0000000080010002 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffff88800c691ac0 RSI: ffffffff81555255 RDI: 0000000000000005 RBP: ffff8880086605c8 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000000 R11: ffffffff865ac01b R12: 0000000000000000 R13: ffff888008660670 R14: 0000000000000001 R15: 0000000000000001 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fbe7eba58e0 CR3: 000000001875e000 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:unwind_next_frame+0x232/0x20b0 Code: 00 00 fc ff df 48 8d 3c 95 48 b1 26 86 49 89 f8 49 c1 e8 03 45 0f b6 04 00 48 89 f8 83 e0 07 83 c0 03 44 38 c0 7c 30 45 84 c0 <74> 2b 48 89 54 24 30 48 89 74 24 28 89 4c 24 20 44 89 5c 24 18 e8 RSP: 0018:ffff888019e3f8f0 EFLAGS: 00000246 RAX: 0000000000000007 RBX: 0000000000000001 RCX: 00000000000039c1 RDX: 0000000000000ad7 RSI: 0000000000000ad6 RDI: ffffffff8626dca4 RBP: ffff888019e3fa18 R08: 0000000000000000 R09: ffffffff85e3c336 R10: ffffed10033c7f45 R11: 000000000003603d R12: ffff888019e3fa01 R13: ffff888019e3fa20 R14: ffff888019e3f9c0 R15: ffffffff810ad6fe __unwind_start+0x50f/0x7c0 arch_stack_walk+0x5f/0xf0 stack_trace_save+0x8c/0xc0 __create_object+0x389/0xc10 kmem_cache_alloc_bulk+0x3fe/0x7a0 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: 0033:0x7fbe7eea9d82 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:00007ffd4d2cd908 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 0000000000000802 RCX: 00007fbe7eea9d82 RDX: 0000000000000001 RSI: 00000000001c4508 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000802 R11: 0000000000000246 R12: 00007fbe7ee88a20 R13: 00007ffd4d2cd920 R14: 0000000000000000 R15: 00007ffd4d2cdd40 irq event stamp: 6582 hardirqs last enabled at (6581): [] _raw_spin_unlock_irqrestore+0x28/0x60 hardirqs last disabled at (6582): [] sysvec_call_function_single+0xb/0xc0 softirqs last enabled at (6436): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (6403): [] __irq_exit_rcu+0x11b/0x180 ---[ end trace 0000000000000000 ]--- Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 Bluetooth: hci0: HCI_REQ-0x0c1a Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 Bluetooth: hci2: HCI_REQ-0x0c1a Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 Bluetooth: hci7: HCI_REQ-0x0c1a Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 Bluetooth: hci4: HCI_REQ-0x0c1a Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 Bluetooth: hci6: HCI_REQ-0x0c1a Bluetooth: hci0: command 0x0409 tx timeout Bluetooth: hci2: command 0x0409 tx timeout Bluetooth: hci4: command 0x0409 tx timeout Bluetooth: hci7: command 0x0409 tx timeout Bluetooth: hci6: command 0x0409 tx timeout Bluetooth: hci0: command 0x041b tx timeout Bluetooth: hci2: command 0x041b tx timeout Bluetooth: hci7: command 0x041b tx timeout Bluetooth: hci4: command 0x041b tx timeout Bluetooth: hci6: command 0x041b tx timeout ---------------- Code disassembly (best guess), 4 bytes skipped: 0: df 48 8d fisttps -0x73(%rax) 3: 3c 95 cmp $0x95,%al 5: 48 b1 26 rex.W mov $0x26,%cl 8: 86 49 89 xchg %cl,-0x77(%rcx) b: f8 clc c: 49 c1 e8 03 shr $0x3,%r8 10: 45 0f b6 04 00 movzbl (%r8,%rax,1),%r8d 15: 48 89 f8 mov %rdi,%rax 18: 83 e0 07 and $0x7,%eax 1b: 83 c0 03 add $0x3,%eax 1e: 44 38 c0 cmp %r8b,%al 21: 7c 30 jl 0x53 23: 45 84 c0 test %r8b,%r8b * 26: 74 2b je 0x53 <-- trapping instruction 28: 48 89 54 24 30 mov %rdx,0x30(%rsp) 2d: 48 89 74 24 28 mov %rsi,0x28(%rsp) 32: 89 4c 24 20 mov %ecx,0x20(%rsp) 36: 44 89 5c 24 18 mov %r11d,0x18(%rsp) 3b: e8 .byte 0xe8