audit: type=1400 audit(1664867661.680:8): avc: denied { kernel } for pid=3832 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: 3835 at kernel/events/core.c:2233 event_filter_match+0x422/0x660 Modules linked in: CPU: 0 PID: 3835 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: 0018:ffff88806ce09c70 EFLAGS: 00010046 RAX: 0000000080010002 RBX: ffff88801cba8000 RCX: 0000000000000000 RDX: ffff888018605040 RSI: ffffffff8154d8d2 RDI: 0000000000000005 RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000000 R11: ffffffff865b401b R12: ffff88801cba8220 R13: 0000000000000000 R14: ffff88801cba80a8 R15: ffff88801cba8220 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffdbeda8fe0 CR3: 0000000040434000 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:check_preemption_disabled+0x3e/0x180 Code: 44 8b 25 dd d8 dc 7b 65 8b 1d 7e 2d dd 7b 81 e3 ff ff ff 7f 31 ff 89 de 0f 1f 44 00 00 85 db 74 15 0f 1f 44 00 00 44 89 e0 5b <5d> 41 5c 41 5d 41 5e e9 16 fa 3a 00 0f 1f 44 00 00 9c 5b 81 e3 00 RSP: 0018:ffff88803f0c7740 EFLAGS: 00000202 RAX: 0000000000000000 RBX: 00007f2e1040fd82 RCX: 1ffffffff0b608d8 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffffff849ec800 R08: 0000000000000007 R09: ffffffffff600000 R10: 00007f2e1040f000 R11: 000000000003603d R12: 0000000000000000 R13: ffffffff849ec7c0 R14: ffff888018605040 R15: ffff88803f59a870 rcu_is_watching+0x11/0xb0 kernel_text_address+0x25/0xb0 __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 do_mas_align_munmap.constprop.0+0x111/0x1000 do_mas_munmap+0x1e8/0x2b0 mmap_region+0x21c/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: 0033:0x7f2e1040fd82 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:00007ffdbeda8fc8 EFLAGS: 00000206 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 0000000000000812 RCX: 00007f2e1040fd82 RDX: 0000000000000005 RSI: 0000000000018000 RDI: 00007f2e103c9000 RBP: 00007f2e103c9000 R08: 0000000000000000 R09: 0000000000003000 R10: 0000000000000812 R11: 0000000000000206 R12: 00007f2e103ee000 R13: 00007ffdbeda8fe0 R14: 00007ffdbeda9010 R15: 00007ffdbeda9370 irq event stamp: 2794 hardirqs last enabled at (2793): [] ___slab_alloc+0x86e/0x1080 hardirqs last disabled at (2794): [] sysvec_call_function_single+0xb/0xc0 softirqs last enabled at (2226): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (2217): [] __irq_exit_rcu+0x11b/0x180 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 3835 at kernel/events/core.c:2557 merge_sched_in+0xadb/0x1110 Modules linked in: CPU: 0 PID: 3835 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: 0018:ffff88806ce09cb0 EFLAGS: 00010046 RAX: 0000000080010002 RBX: ffff88806ce3d2c0 RCX: 0000000000000000 RDX: ffff888018605040 RSI: ffffffff8156fe4b RDI: 0000000000000005 RBP: ffff88801cba8000 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000000 R11: ffffffff865b401b R12: ffff88806ce3d2c0 R13: ffff88806ce00000 R14: ffff88801cba80a8 R15: ffff88801cba8220 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffdbeda8fe0 CR3: 0000000040434000 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:check_preemption_disabled+0x3e/0x180 Code: 44 8b 25 dd d8 dc 7b 65 8b 1d 7e 2d dd 7b 81 e3 ff ff ff 7f 31 ff 89 de 0f 1f 44 00 00 85 db 74 15 0f 1f 44 00 00 44 89 e0 5b <5d> 41 5c 41 5d 41 5e e9 16 fa 3a 00 0f 1f 44 00 00 9c 5b 81 e3 00 RSP: 0018:ffff88803f0c7740 EFLAGS: 00000202 RAX: 0000000000000000 RBX: 00007f2e1040fd82 RCX: 1ffffffff0b608d8 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffffff849ec800 R08: 0000000000000007 R09: ffffffffff600000 R10: 00007f2e1040f000 R11: 000000000003603d R12: 0000000000000000 R13: ffffffff849ec7c0 R14: ffff888018605040 R15: ffff88803f59a870 rcu_is_watching+0x11/0xb0 kernel_text_address+0x25/0xb0 __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 do_mas_align_munmap.constprop.0+0x111/0x1000 do_mas_munmap+0x1e8/0x2b0 mmap_region+0x21c/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: 0033:0x7f2e1040fd82 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:00007ffdbeda8fc8 EFLAGS: 00000206 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 0000000000000812 RCX: 00007f2e1040fd82 RDX: 0000000000000005 RSI: 0000000000018000 RDI: 00007f2e103c9000 RBP: 00007f2e103c9000 R08: 0000000000000000 R09: 0000000000003000 R10: 0000000000000812 R11: 0000000000000206 R12: 00007f2e103ee000 R13: 00007ffdbeda8fe0 R14: 00007ffdbeda9010 R15: 00007ffdbeda9370 irq event stamp: 2794 hardirqs last enabled at (2793): [] ___slab_alloc+0x86e/0x1080 hardirqs last disabled at (2794): [] sysvec_call_function_single+0xb/0xc0 softirqs last enabled at (2226): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (2217): [] __irq_exit_rcu+0x11b/0x180 ---[ end trace 0000000000000000 ]--- audit: type=1400 audit(1664867661.981:9): avc: denied { write } for pid=3832 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: 3860 at kernel/events/core.c:2047 perf_group_detach+0x99e/0x12f0 Modules linked in: CPU: 0 PID: 3860 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:perf_group_detach+0x99e/0x12f0 Code: 85 d5 f8 ff ff e8 b2 4e ee ff 65 44 8b 25 36 b8 aa 7e 31 ff 44 89 e6 e8 50 4b ee ff 45 85 e4 0f 84 0a 05 00 00 e8 92 4e ee ff <0f> 0b e9 a9 f8 ff ff e8 86 4e ee ff 65 8b 1d 0b b8 aa 7e 31 ff 89 RSP: 0018:ffff88806ce09e60 EFLAGS: 00010046 RAX: 0000000080010002 RBX: ffff88801cba8000 RCX: 0000000000000000 RDX: ffff88803f3bd040 RSI: ffffffff8157bd9e RDI: 0000000000000005 RBP: ffff88801cba8000 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000000 R11: ffffffff865b401b R12: 0000000000000000 R13: ffff88801cba8090 R14: ffff88806ce3d2c0 R15: ffff88801cba8000 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f46946088e0 CR3: 0000000040650000 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+0x34b/0x20b0 Code: 8e 20 15 00 00 41 c6 46 40 01 49 c7 c0 80 46 2c 85 48 b8 00 00 00 00 00 fc ff df 4d 8d 48 04 4c 89 ca 48 c1 ea 03 0f b6 04 02 <4c> 89 ca 83 e2 07 38 d0 7f 08 84 c0 0f 85 0f 06 00 00 41 0f b6 40 RSP: 0018:ffff88803f3a7328 EFLAGS: 00000216 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff810acdae RDX: 1ffffffff0bc6824 RSI: ffffffff85e34106 RDI: ffffffff85b49b9c RBP: ffff88803f3a7450 R08: ffffffff85e3411e R09: ffffffff85e34122 R10: ffffed1007e74e8c R11: 000000000003603d R12: ffff88803f3a7439 R13: ffff88803f3a7458 R14: ffff88803f3a73f8 R15: ffffffff810acdae __unwind_start+0x50f/0x7c0 arch_stack_walk+0x5f/0xf0 stack_trace_save+0x8c/0xc0 kasan_save_stack+0x1e/0x40 kasan_set_track+0x21/0x30 kasan_save_free_info+0x2a/0x50 __kasan_slab_free+0x106/0x190 kmem_cache_free+0xf7/0x610 mas_destroy+0x2cd/0x560 mas_store_prealloc+0xf0/0x160 mmap_region+0xdc5/0x1a00 do_mmap+0x828/0xf40 vm_mmap_pgoff+0x1af/0x270 vm_mmap+0x95/0xc0 elf_map+0x105/0x2b0 load_elf_binary+0xd89/0x4ef0 bprm_execve+0x7f5/0x1920 kernel_execve+0x3ea/0x500 call_usermodehelper_exec_async+0x2e6/0x580 ret_from_fork+0x22/0x30 irq event stamp: 916 hardirqs last enabled at (915): [] call_rcu+0x589/0xa30 hardirqs last disabled at (916): [] sysvec_call_function_single+0xb/0xc0 softirqs last enabled at (508): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (503): [] __irq_exit_rcu+0x11b/0x180 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 3860 at kernel/events/core.c:2183 perf_group_detach+0x9c7/0x12f0 Modules linked in: CPU: 0 PID: 3860 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:perf_group_detach+0x9c7/0x12f0 Code: ff 0f 0b e9 a9 f8 ff ff e8 86 4e ee ff 65 8b 1d 0b b8 aa 7e 31 ff 89 de e8 26 4b ee ff 85 db 0f 84 86 04 00 00 e8 69 4e ee ff <0f> 0b e9 0e fa ff ff e8 5d 4e ee ff 48 8b 7c 24 20 48 81 c7 f8 00 RSP: 0018:ffff88806ce09e60 EFLAGS: 00010046 RAX: 0000000080010002 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffff88803f3bd040 RSI: ffffffff8157bdc7 RDI: 0000000000000005 RBP: ffff88801cba8000 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000000 R11: ffffffff865b401b R12: ffff88801cba8000 R13: ffff88801cba8000 R14: ffff88806ce3d2c0 R15: ffff88801cba8000 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f46946088e0 CR3: 0000000040650000 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+0x34b/0x20b0 Code: 8e 20 15 00 00 41 c6 46 40 01 49 c7 c0 80 46 2c 85 48 b8 00 00 00 00 00 fc ff df 4d 8d 48 04 4c 89 ca 48 c1 ea 03 0f b6 04 02 <4c> 89 ca 83 e2 07 38 d0 7f 08 84 c0 0f 85 0f 06 00 00 41 0f b6 40 RSP: 0018:ffff88803f3a7328 EFLAGS: 00000216 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff810acdae RDX: 1ffffffff0bc6824 RSI: ffffffff85e34106 RDI: ffffffff85b49b9c RBP: ffff88803f3a7450 R08: ffffffff85e3411e R09: ffffffff85e34122 R10: ffffed1007e74e8c R11: 000000000003603d R12: ffff88803f3a7439 R13: ffff88803f3a7458 R14: ffff88803f3a73f8 R15: ffffffff810acdae __unwind_start+0x50f/0x7c0 arch_stack_walk+0x5f/0xf0 stack_trace_save+0x8c/0xc0 kasan_save_stack+0x1e/0x40 kasan_set_track+0x21/0x30 kasan_save_free_info+0x2a/0x50 __kasan_slab_free+0x106/0x190 kmem_cache_free+0xf7/0x610 mas_destroy+0x2cd/0x560 mas_store_prealloc+0xf0/0x160 mmap_region+0xdc5/0x1a00 do_mmap+0x828/0xf40 vm_mmap_pgoff+0x1af/0x270 vm_mmap+0x95/0xc0 elf_map+0x105/0x2b0 load_elf_binary+0xd89/0x4ef0 bprm_execve+0x7f5/0x1920 kernel_execve+0x3ea/0x500 call_usermodehelper_exec_async+0x2e6/0x580 ret_from_fork+0x22/0x30 irq event stamp: 916 hardirqs last enabled at (915): [] call_rcu+0x589/0xa30 hardirqs last disabled at (916): [] sysvec_call_function_single+0xb/0xc0 softirqs last enabled at (508): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (503): [] __irq_exit_rcu+0x11b/0x180 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 3860 at kernel/events/core.c:655 perf_event_update_sibling_time+0xd5/0x4d0 Modules linked in: CPU: 0 PID: 3860 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:perf_event_update_sibling_time+0xd5/0x4d0 Code: 5e 41 5f e9 0d f0 f0 ff e8 08 f0 f0 ff 65 8b 1d 8d 59 ad 7e 31 ff 89 de e8 a8 ec f0 ff 85 db 0f 84 d3 02 00 00 e8 eb ef f0 ff <0f> 0b eb 97 e8 e2 ef 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: ffff88803f3bd040 RSI: ffffffff81551c45 RDI: 0000000000000005 RBP: ffff88801cba8000 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000000 R11: ffffffff865b401b R12: 0000000000000000 R13: ffff88801cba80a8 R14: ffff8880086605f8 R15: 0000000000000001 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f46946088e0 CR3: 0000000040650000 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+0x34b/0x20b0 Code: 8e 20 15 00 00 41 c6 46 40 01 49 c7 c0 80 46 2c 85 48 b8 00 00 00 00 00 fc ff df 4d 8d 48 04 4c 89 ca 48 c1 ea 03 0f b6 04 02 <4c> 89 ca 83 e2 07 38 d0 7f 08 84 c0 0f 85 0f 06 00 00 41 0f b6 40 RSP: 0018:ffff88803f3a7328 EFLAGS: 00000216 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff810acdae RDX: 1ffffffff0bc6824 RSI: ffffffff85e34106 RDI: ffffffff85b49b9c RBP: ffff88803f3a7450 R08: ffffffff85e3411e R09: ffffffff85e34122 R10: ffffed1007e74e8c R11: 000000000003603d R12: ffff88803f3a7439 R13: ffff88803f3a7458 R14: ffff88803f3a73f8 R15: ffffffff810acdae __unwind_start+0x50f/0x7c0 arch_stack_walk+0x5f/0xf0 stack_trace_save+0x8c/0xc0 kasan_save_stack+0x1e/0x40 kasan_set_track+0x21/0x30 kasan_save_free_info+0x2a/0x50 __kasan_slab_free+0x106/0x190 kmem_cache_free+0xf7/0x610 mas_destroy+0x2cd/0x560 mas_store_prealloc+0xf0/0x160 mmap_region+0xdc5/0x1a00 do_mmap+0x828/0xf40 vm_mmap_pgoff+0x1af/0x270 vm_mmap+0x95/0xc0 elf_map+0x105/0x2b0 load_elf_binary+0xd89/0x4ef0 bprm_execve+0x7f5/0x1920 kernel_execve+0x3ea/0x500 call_usermodehelper_exec_async+0x2e6/0x580 ret_from_fork+0x22/0x30 irq event stamp: 916 hardirqs last enabled at (915): [] call_rcu+0x589/0xa30 hardirqs last disabled at (916): [] sysvec_call_function_single+0xb/0xc0 softirqs last enabled at (508): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (503): [] __irq_exit_rcu+0x11b/0x180 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ ====================================================== ---------------- Code disassembly (best guess): 0: 44 8b 25 dd d8 dc 7b mov 0x7bdcd8dd(%rip),%r12d # 0x7bdcd8e4 7: 65 8b 1d 7e 2d dd 7b mov %gs:0x7bdd2d7e(%rip),%ebx # 0x7bdd2d8c e: 81 e3 ff ff ff 7f and $0x7fffffff,%ebx 14: 31 ff xor %edi,%edi 16: 89 de mov %ebx,%esi 18: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 1d: 85 db test %ebx,%ebx 1f: 74 15 je 0x36 21: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 26: 44 89 e0 mov %r12d,%eax 29: 5b pop %rbx * 2a: 5d pop %rbp <-- trapping instruction 2b: 41 5c pop %r12 2d: 41 5d pop %r13 2f: 41 5e pop %r14 31: e9 16 fa 3a 00 jmpq 0x3afa4c 36: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 3b: 9c pushfq 3c: 5b pop %rbx 3d: 81 .byte 0x81 3e: e3 00 jrcxz 0x40