------------[ cut here ]------------ WARNING: CPU: 0 PID: 790 at kernel/events/core.c:2233 event_filter_match+0x422/0x660 Modules linked in: CPU: 0 PID: 790 Comm: syz-executor.2 Not tainted 6.0.0-rc5-next-20220914 #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 4b 15 f1 ff 65 8b 2d c0 73 ad 7e 31 ff 89 ee e8 eb 11 f1 ff 85 ed 0f 84 ef 00 00 00 e8 2e 15 f1 ff <0f> 0b eb 9f e8 25 80 23 00 e9 17 fc ff ff e8 1b 15 f1 ff 48 8d 7b RSP: 0018:ffff88806ce09c70 EFLAGS: 00010046 RAX: 0000000080010001 RBX: ffff888037cb8000 RCX: 0000000000000000 RDX: ffff88801c1e5040 RSI: ffffffff81550212 RDI: 0000000000000005 RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000000 R11: ffffffff865ac01b R12: ffff888037cb8220 R13: 0000000000000000 R14: ffff888037cb80a8 R15: ffff888037cb8220 FS: 00005555560ed400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6c6e19e545 CR3: 0000000036c0c000 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:lock_acquire+0x1db/0x530 Code: 02 b8 ff ff ff ff 65 0f c1 05 c1 36 d8 7e 83 f8 01 0f 85 c8 02 00 00 48 83 7c 24 08 00 74 01 fb 48 b8 00 00 00 00 00 fc ff df <48> 01 c3 48 c7 03 00 00 00 00 48 c7 43 08 00 00 00 00 48 8b 84 24 RSP: 0018:ffff888036c47520 EFLAGS: 00000206 RAX: dffffc0000000000 RBX: 1ffff11006d88ea6 RCX: 0000000000005628 RDX: 1ffff1100383cb36 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000001 R08: 0000000000000000 R09: ffffffff86ccb7d7 R10: fffffbfff0d996fa R11: 0000000000000001 R12: 0000000000000000 R13: 0000000000000000 R14: ffffffff854b83c0 R15: 0000000000000000 fs_reclaim_acquire+0x119/0x160 kmem_cache_alloc+0x3b/0x3e0 ptlock_alloc+0x1d/0x70 pte_alloc_one+0x68/0x200 __pte_alloc+0x69/0x210 copy_page_range+0x1c0b/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: 0033:0x7f568af1b10b 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:00007ffe1149d710 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f568af1b10b RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 RBP: 0000000000000001 R08: 0000000000000000 R09: 00005555560ed400 R10: 00005555560ed6d0 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 0000000000000001 R15: 00007ffe1149d7f0 irq event stamp: 501210 hardirqs last enabled at (501209): [] memcg_account_kmem+0x3d/0x70 hardirqs last disabled at (501210): [] sysvec_call_function_single+0xb/0xc0 softirqs last enabled at (500552): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (500543): [] __irq_exit_rcu+0x11b/0x180 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 790 at kernel/events/core.c:2557 merge_sched_in+0xadb/0x1110 Modules linked in: CPU: 0 PID: 790 Comm: syz-executor.2 Tainted: G W 6.0.0-rc5-next-20220914 #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 78 16 ef ff 65 8b 05 ed 74 ab 7e 31 ff 89 c6 89 04 24 e8 15 13 ef ff 8b 04 24 85 c0 0f 84 13 02 00 00 e8 55 16 ef ff <0f> 0b e9 c4 fb ff ff e8 49 16 ef ff 4c 89 e8 48 05 18 01 00 00 e9 RSP: 0018:ffff88806ce09cb0 EFLAGS: 00010046 RAX: 0000000080010001 RBX: ffff88806ce3ef00 RCX: 0000000000000000 RDX: ffff88801c1e5040 RSI: ffffffff815700eb RDI: 0000000000000005 RBP: ffff888037cb8000 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000000 R11: ffffffff865ac01b R12: ffff88806ce3ef00 R13: 0000000000000001 R14: ffff888037cb80a8 R15: ffff888037cb8220 FS: 00005555560ed400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6c6e19e545 CR3: 0000000036c0c000 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:lock_acquire+0x1db/0x530 Code: 02 b8 ff ff ff ff 65 0f c1 05 c1 36 d8 7e 83 f8 01 0f 85 c8 02 00 00 48 83 7c 24 08 00 74 01 fb 48 b8 00 00 00 00 00 fc ff df <48> 01 c3 48 c7 03 00 00 00 00 48 c7 43 08 00 00 00 00 48 8b 84 24 RSP: 0018:ffff888036c47520 EFLAGS: 00000206 RAX: dffffc0000000000 RBX: 1ffff11006d88ea6 RCX: 0000000000005628 RDX: 1ffff1100383cb36 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000001 R08: 0000000000000000 R09: ffffffff86ccb7d7 R10: fffffbfff0d996fa R11: 0000000000000001 R12: 0000000000000000 R13: 0000000000000000 R14: ffffffff854b83c0 R15: 0000000000000000 fs_reclaim_acquire+0x119/0x160 kmem_cache_alloc+0x3b/0x3e0 ptlock_alloc+0x1d/0x70 pte_alloc_one+0x68/0x200 __pte_alloc+0x69/0x210 copy_page_range+0x1c0b/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: 0033:0x7f568af1b10b 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:00007ffe1149d710 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f568af1b10b RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 RBP: 0000000000000001 R08: 0000000000000000 R09: 00005555560ed400 R10: 00005555560ed6d0 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 0000000000000001 R15: 00007ffe1149d7f0 irq event stamp: 501210 hardirqs last enabled at (501209): [] memcg_account_kmem+0x3d/0x70 hardirqs last disabled at (501210): [] sysvec_call_function_single+0xb/0xc0 softirqs last enabled at (500552): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (500543): [] __irq_exit_rcu+0x11b/0x180 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 300 at kernel/events/core.c:2047 perf_group_detach+0x99e/0x12f0 Modules linked in: CPU: 0 PID: 300 Comm: syz-executor.3 Tainted: G W 6.0.0-rc5-next-20220914 #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 96 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 6b b5 aa 7e 31 ff 89 RSP: 0018:ffff88806ce09e60 EFLAGS: 00010046 RAX: 0000000080010003 RBX: ffff888008660b90 RCX: 0000000000000000 RDX: ffff888010010000 RSI: ffffffff8157c03e RDI: 0000000000000005 RBP: ffff888008660b90 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 R13: ffff888008660c20 R14: ffff88806ce3ef00 R15: ffff888008660b90 FS: 0000555557203400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6c6e232018 CR3: 000000000e46a000 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:__sanitizer_cov_trace_pc+0x7/0x70 Code: 02 66 90 48 8b be a8 01 00 00 e8 b4 ff ff ff 31 c0 e9 cd 23 1a 03 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 65 8b 05 39 57 bc 7e <89> c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b 14 25 c0 6e 02 00 a9 RSP: 0018:ffff888034797738 EFLAGS: 00000246 RAX: 0000000080000002 RBX: 0000000000000000 RCX: ffffffff816a37fd RDX: ffff888010010000 RSI: 0000000000000000 RDI: 0000000000000005 RBP: ffff888035d321e0 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000020 R13: dffffc0000000000 R14: 00007f75a4792000 R15: 0000000000000000 copy_page_range+0x134a/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: 0033:0x7f75a4a1910b 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:00007ffd5a157370 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f75a4a1910b RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 RBP: 0000000000000001 R08: 0000000000000000 R09: 0000555557203400 R10: 00005555572036d0 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 0000000000000001 R15: 00007ffd5a157450 irq event stamp: 492556 hardirqs last enabled at (492555): [] pte_alloc_one+0x190/0x200 hardirqs last disabled at (492556): [] sysvec_call_function_single+0xb/0xc0 softirqs last enabled at (492530): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (492517): [] __irq_exit_rcu+0x11b/0x180 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 300 at kernel/events/core.c:2183 perf_group_detach+0x9c7/0x12f0 Modules linked in: CPU: 0 PID: 300 Comm: syz-executor.3 Tainted: G W 6.0.0-rc5-next-20220914 #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 6b 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: 0000000080010003 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffff888010010000 RSI: ffffffff8157c067 RDI: 0000000000000005 RBP: ffff888008660b90 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000001 R12: ffff888008660b90 R13: ffff888008660b90 R14: ffff88806ce3ef00 R15: ffff888008660b90 FS: 0000555557203400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6c6e232018 CR3: 000000000e46a000 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:__sanitizer_cov_trace_pc+0x7/0x70 Code: 02 66 90 48 8b be a8 01 00 00 e8 b4 ff ff ff 31 c0 e9 cd 23 1a 03 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 65 8b 05 39 57 bc 7e <89> c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b 14 25 c0 6e 02 00 a9 RSP: 0018:ffff888034797738 EFLAGS: 00000246 RAX: 0000000080000002 RBX: 0000000000000000 RCX: ffffffff816a37fd RDX: ffff888010010000 RSI: 0000000000000000 RDI: 0000000000000005 RBP: ffff888035d321e0 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000020 R13: dffffc0000000000 R14: 00007f75a4792000 R15: 0000000000000000 copy_page_range+0x134a/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: 0033:0x7f75a4a1910b 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:00007ffd5a157370 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f75a4a1910b RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 RBP: 0000000000000001 R08: 0000000000000000 R09: 0000555557203400 R10: 00005555572036d0 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 0000000000000001 R15: 00007ffd5a157450 irq event stamp: 492556 hardirqs last enabled at (492555): [] pte_alloc_one+0x190/0x200 hardirqs last disabled at (492556): [] sysvec_call_function_single+0xb/0xc0 softirqs last enabled at (492530): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (492517): [] __irq_exit_rcu+0x11b/0x180 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 300 at kernel/events/core.c:655 perf_event_update_sibling_time+0xd5/0x4d0 Modules linked in: CPU: 0 PID: 300 Comm: syz-executor.3 Tainted: G W 6.0.0-rc5-next-20220914 #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 cd 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: 0000000080010003 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffff888010010000 RSI: ffffffff81555205 RDI: 0000000000000005 RBP: ffff888008660b90 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 R13: ffff888008660c38 R14: ffff888037cb8030 R15: 0000000000000001 FS: 0000555557203400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6c6e232018 CR3: 000000000e46a000 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:__sanitizer_cov_trace_pc+0x7/0x70 Code: 02 66 90 48 8b be a8 01 00 00 e8 b4 ff ff ff 31 c0 e9 cd 23 1a 03 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 65 8b 05 39 57 bc 7e <89> c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b 14 25 c0 6e 02 00 a9 RSP: 0018:ffff888034797738 EFLAGS: 00000246 RAX: 0000000080000002 RBX: 0000000000000000 RCX: ffffffff816a37fd RDX: ffff888010010000 RSI: 0000000000000000 RDI: 0000000000000005 RBP: ffff888035d321e0 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000020 R13: dffffc0000000000 R14: 00007f75a4792000 R15: 0000000000000000 copy_page_range+0x134a/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: 0033:0x7f75a4a1910b 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:00007ffd5a157370 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f75a4a1910b RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 RBP: 0000000000000001 R08: 0000000000000000 R09: 0000555557203400 R10: 00005555572036d0 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 0000000000000001 R15: 00007ffd5a157450 irq event stamp: 492556 hardirqs last enabled at (492555): [] pte_alloc_one+0x190/0x200 hardirqs last disabled at (492556): [] sysvec_call_function_single+0xb/0xc0 softirqs last enabled at (492530): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (492517): [] __irq_exit_rcu+0x11b/0x180 ---[ end trace 0000000000000000 ]--- ---------------- Code disassembly (best guess): 0: 02 b8 ff ff ff ff add -0x1(%rax),%bh 6: 65 0f c1 05 c1 36 d8 xadd %eax,%gs:0x7ed836c1(%rip) # 0x7ed836cf d: 7e e: 83 f8 01 cmp $0x1,%eax 11: 0f 85 c8 02 00 00 jne 0x2df 17: 48 83 7c 24 08 00 cmpq $0x0,0x8(%rsp) 1d: 74 01 je 0x20 1f: fb sti 20: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 27: fc ff df * 2a: 48 01 c3 add %rax,%rbx <-- trapping instruction 2d: 48 c7 03 00 00 00 00 movq $0x0,(%rbx) 34: 48 c7 43 08 00 00 00 movq $0x0,0x8(%rbx) 3b: 00 3c: 48 rex.W 3d: 8b .byte 0x8b 3e: 84 .byte 0x84 3f: 24 .byte 0x24