Oops: general protection fault, probably for non-canonical address 0xdffffc0000000032: 0000 [#1] SMP KASAN NOPTI KASAN: null-ptr-deref in range [0x0000000000000190-0x0000000000000197] CPU: 1 UID: 0 PID: 12958 Comm: syz-executor.2 Tainted: G W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:perf_tp_event+0x175/0xe70 Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 RSP: 0018:ffff8880486271c0 EFLAGS: 00010212 RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: ffffc900017f9000 RDX: 0000000000040000 RSI: ffffffff818995b7 RDI: 0000000000000191 RBP: ffff888048627430 R08: ffff88806cf31340 R09: ffffe8ffffd0d5e8 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000024 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 00007fb07caf1700(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f1739311546 CR3: 000000001e3f8000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: perf_trace_run_bpf_submit+0xef/0x180 perf_trace_block_buffer+0x2f8/0x4b0 mark_buffer_dirty+0x1f7/0x3a0 block_commit_write+0x11d/0x270 block_write_end+0x78/0x120 ext4_da_write_end+0x196/0xe70 generic_perform_write+0x223/0x810 ext4_buffered_write_iter+0x11a/0x430 ext4_file_write_iter+0x9df/0x1990 iter_file_splice_write+0xa3b/0x11f0 direct_splice_actor+0x192/0x7b0 splice_direct_to_actor+0x347/0x9d0 do_splice_direct+0x179/0x250 do_sendfile+0xa8e/0xdc0 __x64_sys_sendfile64+0x1d3/0x210 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fb07f57bb19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fb07caf1188 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 00007fb07f68ef60 RCX: 00007fb07f57bb19 RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000004 RBP: 00007fb07f5d5f6d R08: 0000000000000000 R09: 0000000000000000 R10: 000000000000fdef R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff339ffb7f R14: 00007fb07caf1300 R15: 0000000000022000 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:perf_tp_event+0x175/0xe70 Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 RSP: 0018:ffff8880486271c0 EFLAGS: 00010212 RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: ffffc900017f9000 RDX: 0000000000040000 RSI: ffffffff818995b7 RDI: 0000000000000191 RBP: ffff888048627430 R08: ffff88806cf31340 R09: ffffe8ffffd0d5e8 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000024 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 00007fb07caf1700(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f1739311546 CR3: 000000001e3f8000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 note: syz-executor.2[12958] exited with preempt_count 1 Oops: general protection fault, probably for non-canonical address 0xdffffc0020000031: 0000 [#2] SMP KASAN NOPTI KASAN: probably user-memory-access in range [0x0000000100000188-0x000000010000018f] CPU: 1 UID: 0 PID: 12975 Comm: syz-executor.4 Tainted: G D W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) Tainted: [D]=DIE, [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:perf_tp_event+0x175/0xe70 Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 RSP: 0000:ffff888048a4f740 EFLAGS: 00010213 RAX: 0000000020000031 RBX: 00000000ffffff9e RCX: 0000000000000002 RDX: ffff8880159a5280 RSI: ffffffff818995b7 RDI: 000000010000018e RBP: ffff888048a4f9b0 R08: ffff88806cf31340 R09: ffffe8ffffd0d5e8 R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000 R13: 0000000000000024 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 000055557fbbe400(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2d024000 CR3: 0000000012dd5000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: perf_trace_run_bpf_submit+0xef/0x180 perf_trace_block_buffer+0x2f8/0x4b0 mark_buffer_dirty+0x1f7/0x3a0 block_commit_write+0x11d/0x270 block_page_mkwrite+0x3bb/0x470 ext4_page_mkwrite+0x9cd/0x1710 do_page_mkwrite+0x17a/0x370 __handle_mm_fault+0x10cc/0x3260 handle_mm_fault+0x2c3/0x9b0 do_user_addr_fault+0x4fa/0xeb0 exc_page_fault+0xb0/0x180 asm_exc_page_fault+0x26/0x30 RIP: 0033:0x7f2674678673 Code: 5d c3 0f 1f 44 00 00 48 8b 0d 59 ed 0a 01 48 8b 05 4a ed 0a 01 4c 8d 81 00 00 00 01 48 39 c8 72 13 4c 39 c0 73 0e 48 8d 50 04 <89> 38 48 89 15 2c ed 0a 01 c3 52 48 8d 35 77 b7 0b 00 48 89 c2 48 RSP: 002b:00007fff8556b078 EFLAGS: 00010287 RAX: 0000001b2d024000 RBX: 00007f2674452008 RCX: 0000001b2d020000 RDX: 0000001b2d024004 RSI: ffffffff8186fdec RDI: 00000000f3f8281f RBP: 0000000000000001 R08: 0000001b2e020000 R09: 0000001b2d023cf8 R10: 000000000000081f R11: 00000000f3f82823 R12: 0000000000000d80 R13: 00007f26747e2000 R14: ffffffff8186fdec R15: 00007f26747edff0 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:perf_tp_event+0x175/0xe70 Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 RSP: 0018:ffff8880486271c0 EFLAGS: 00010212 RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: ffffc900017f9000 RDX: 0000000000040000 RSI: ffffffff818995b7 RDI: 0000000000000191 RBP: ffff888048627430 R08: ffff88806cf31340 R09: ffffe8ffffd0d5e8 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000024 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 000055557fbbe400(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2d024000 CR3: 0000000012dd5000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 note: syz-executor.4[12975] exited with preempt_count 1 Oops: general protection fault, probably for non-canonical address 0xdffffc0020000031: 0000 [#3] SMP KASAN NOPTI KASAN: probably user-memory-access in range [0x0000000100000188-0x000000010000018f] CPU: 1 UID: 0 PID: 12950 Comm: syz-executor.2 Tainted: G D W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) Tainted: [D]=DIE, [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:perf_tp_event+0x175/0xe70 Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 RSP: 0000:ffff88804699f740 EFLAGS: 00010213 RAX: 0000000020000031 RBX: 00000000ffffff9e RCX: 0000000000000002 RDX: ffff88804240b700 RSI: ffffffff818995b7 RDI: 000000010000018e RBP: ffff88804699f9b0 R08: ffff88806cf31340 R09: ffffe8ffffd0d5e8 R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000 R13: 0000000000000024 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 0000555593cc1400(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2cd2a000 CR3: 000000001e3f8000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: perf_trace_run_bpf_submit+0xef/0x180 perf_trace_block_buffer+0x2f8/0x4b0 mark_buffer_dirty+0x1f7/0x3a0 block_commit_write+0x11d/0x270 block_page_mkwrite+0x3bb/0x470 ext4_page_mkwrite+0x9cd/0x1710 do_page_mkwrite+0x17a/0x370 __handle_mm_fault+0x10cc/0x3260 handle_mm_fault+0x2c3/0x9b0 do_user_addr_fault+0x4fa/0xeb0 exc_page_fault+0xb0/0x180 asm_exc_page_fault+0x26/0x30 RIP: 0033:0x7fb07f519673 Code: 5d c3 0f 1f 44 00 00 48 8b 0d 59 ed 0a 01 48 8b 05 4a ed 0a 01 4c 8d 81 00 00 00 01 48 39 c8 72 13 4c 39 c0 73 0e 48 8d 50 04 <89> 38 48 89 15 2c ed 0a 01 c3 52 48 8d 35 77 b7 0b 00 48 89 c2 48 RSP: 002b:00007fff339ffb48 EFLAGS: 00010287 RAX: 0000001b2cd2a000 RBX: 00007fb07f2f3008 RCX: 0000001b2cd20000 RDX: 0000001b2cd2a004 RSI: ffffffff81c55bc6 RDI: 00000000633bf5b9 RBP: 0000000000000001 R08: 0000001b2dd20000 R09: 0000001b2cd2912c R10: 00000000000015bc R11: 00000000633bf5bd R12: 0000000000005dab R13: 00007fb07f683000 R14: ffffffff81c55bc6 R15: 00007fb07f68eff0 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:perf_tp_event+0x175/0xe70 Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 RSP: 0018:ffff8880486271c0 EFLAGS: 00010212 RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: ffffc900017f9000 RDX: 0000000000040000 RSI: ffffffff818995b7 RDI: 0000000000000191 RBP: ffff888048627430 R08: ffff88806cf31340 R09: ffffe8ffffd0d5e8 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000024 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 0000555593cc1400(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2cd2a000 CR3: 000000001e3f8000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 note: syz-executor.2[12950] exited with preempt_count 1 Oops: general protection fault, probably for non-canonical address 0xdffffc0020000031: 0000 [#4] SMP KASAN NOPTI KASAN: probably user-memory-access in range [0x0000000100000188-0x000000010000018f] CPU: 1 UID: 0 PID: 12941 Comm: systemd-rfkill Tainted: G D W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) Tainted: [D]=DIE, [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:perf_tp_event+0x175/0xe70 Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 RSP: 0018:ffff8880483075c0 EFLAGS: 00010213 RAX: 0000000020000031 RBX: 00000000ffffff9e RCX: 0000000000000002 RDX: ffff88801569b700 RSI: ffffffff818995b7 RDI: 000000010000018e RBP: ffff888048307830 R08: ffff88806cf31340 R09: ffffe8ffffd0d5e8 R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000 R13: 0000000000000024 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 00007fb254553900(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb2551a8000 CR3: 000000001fb1c000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: perf_trace_run_bpf_submit+0xef/0x180 perf_trace_block_buffer+0x2f8/0x4b0 mark_buffer_dirty+0x1f7/0x3a0 block_commit_write+0x11d/0x270 block_write_end+0x78/0x120 ext4_da_write_end+0x196/0xe70 generic_perform_write+0x223/0x810 ext4_buffered_write_iter+0x11a/0x430 ext4_file_write_iter+0x9df/0x1990 vfs_write+0xbe9/0x1150 ksys_write+0x121/0x240 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fb254e38f33 Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 RSP: 002b:00007fffe43a7018 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb254e38f33 RDX: 0000000000000002 RSI: 000055c8390c7720 RDI: 0000000000000005 RBP: 000055c8390c7720 R08: 000000000000000a R09: 00007fb254f08be0 R10: 0000000000000004 R11: 0000000000000246 R12: 0000000000000002 R13: 000055c8390c32f0 R14: 0000000000000002 R15: 00007fb254f098a0 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:perf_tp_event+0x175/0xe70 Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 RSP: 0018:ffff8880486271c0 EFLAGS: 00010212 RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: ffffc900017f9000 RDX: 0000000000040000 RSI: ffffffff818995b7 RDI: 0000000000000191 RBP: ffff888048627430 R08: ffff88806cf31340 R09: ffffe8ffffd0d5e8 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000024 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 00007fb254553900(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb2551a8000 CR3: 000000001fb1c000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 note: systemd-rfkill[12941] exited with preempt_count 1 Oops: general protection fault, probably for non-canonical address 0xdffffc0020000031: 0000 [#5] SMP KASAN NOPTI KASAN: probably user-memory-access in range [0x0000000100000188-0x000000010000018f] CPU: 1 UID: 0 PID: 175 Comm: rs:main Q:Reg Tainted: G D W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) Tainted: [D]=DIE, [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:perf_tp_event+0x175/0xe70 Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 RSP: 0018:ffff888013d6f5c0 EFLAGS: 00010213 RAX: 0000000020000031 RBX: 00000000ffffff9e RCX: 0000000000000002 RDX: ffff88800f6fd280 RSI: ffffffff818995b7 RDI: 000000010000018e RBP: ffff888013d6f830 R08: ffff88806cf31340 R09: ffffe8ffffd0d5e8 R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000 R13: 0000000000000024 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 00007f9752a44700(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000557f3baf31fc CR3: 0000000009d8e000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: perf_trace_run_bpf_submit+0xef/0x180 perf_trace_block_buffer+0x2f8/0x4b0 mark_buffer_dirty+0x1f7/0x3a0 block_commit_write+0x11d/0x270 block_write_end+0x78/0x120 ext4_da_write_end+0x196/0xe70 generic_perform_write+0x223/0x810 ext4_buffered_write_iter+0x11a/0x430 ext4_file_write_iter+0x9df/0x1990 vfs_write+0xbe9/0x1150 ksys_write+0x121/0x240 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f9753887fef Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 29 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 5c fd ff ff 48 RSP: 002b:00007f9752a43860 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f9748001960 RCX: 00007f9753887fef RDX: 000000000000006f RSI: 00007f9748001c20 RDI: 0000000000000007 RBP: 000000000000006f R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000293 R12: 00007f9748001c20 R13: 0000000000000000 R14: 000000000000006f R15: 00007f9748001960 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:perf_tp_event+0x175/0xe70 Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 RSP: 0018:ffff8880486271c0 EFLAGS: 00010212 RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: ffffc900017f9000 RDX: 0000000000040000 RSI: ffffffff818995b7 RDI: 0000000000000191 RBP: ffff888048627430 R08: ffff88806cf31340 R09: ffffe8ffffd0d5e8 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000024 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 00007f9752a44700(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000557f3baf31fc CR3: 0000000009d8e000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 note: rs:main Q:Reg[175] exited with preempt_count 1 ---------------- Code disassembly (best guess), 1 bytes skipped: 0: df 48 89 fisttps -0x77(%rax) 3: 85 a8 fd ff ff 48 test %ebp,0x48fffffd(%rax) 9: c1 e8 03 shr $0x3,%eax c: 4c 01 e0 add %r12,%rax f: 48 89 85 c8 fd ff ff mov %rax,-0x238(%rbp) 16: e8 c9 51 ea ff callq 0xffea51e4 1b: 48 8d bb f0 01 00 00 lea 0x1f0(%rbx),%rdi 22: 48 89 f8 mov %rdi,%rax 25: 48 c1 e8 03 shr $0x3,%rax * 29: 42 0f b6 04 20 movzbl (%rax,%r12,1),%eax <-- trapping instruction 2e: 84 c0 test %al,%al 30: 74 08 je 0x3a 32: 3c 03 cmp $0x3,%al 34: 0f 8e c5 0b 00 00 jle 0xbff 3a: 44 rex.R 3b: 8b .byte 0x8b 3c: ab stos %eax,%es:(%rdi) 3d: f0 lock 3e: 01 .byte 0x1