RSP: 002b:00007f7ae2300028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007f7ae3b2efa0 RCX: 00007f7ae38a6e99 RDX: 0000000000000064 RSI: 0000200000000b00 RDI: 0000000000000004 RBP: 00007f7ae393ceaf R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f7ae3b2f038 R14: 00007f7ae3b2efa0 R15: 00007ffd4b7b3648 ---[ end trace 4264073cbdf77303 ]--- ================================================================== BUG: KASAN: use-after-free in rb_buffer_peek+0x71a/0x7a0 kernel/trace/ring_buffer.c:4746 Read of size 4 at addr ffff8881f317b0ea by task syz.2.1959/7436 CPU: 1 PID: 7436 Comm: syz.2.1959 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 Call Trace: __dump_stack+0x21/0x30 lib/dump_stack.c:88 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106 print_address_description+0x7f/0x2c0 mm/kasan/report.c:248 __kasan_report mm/kasan/report.c:427 [inline] kasan_report+0x10f/0x150 mm/kasan/report.c:444 __asan_report_load4_noabort+0x14/0x20 mm/kasan/report_generic.c:308 rb_buffer_peek+0x71a/0x7a0 kernel/trace/ring_buffer.c:4746 ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:4940 peek_next_entry+0x141/0x200 kernel/trace/trace.c:3571 __find_next_entry+0x534/0x6b0 kernel/trace/trace.c:3603 trace_find_next_entry_inc kernel/trace/trace.c:3996 [inline] tracing_read_pipe+0x3b8/0xab0 kernel/trace/trace.c:6821 vfs_read+0x28c/0xc20 fs/read_write.c:483 ksys_read+0x14a/0x260 fs/read_write.c:623 __do_sys_read fs/read_write.c:633 [inline] __se_sys_read fs/read_write.c:631 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:631 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f7ae38a6e99 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f7ae2300028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007f7ae3b2efa0 RCX: 00007f7ae38a6e99 RDX: 0000000000000064 RSI: 0000200000000b00 RDI: 0000000000000004 RBP: 00007f7ae393ceaf R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f7ae3b2f038 R14: 00007f7ae3b2efa0 R15: 00007ffd4b7b3648 The buggy address belongs to the page: page:ffffea0007cc5ec0 refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1f317b flags: 0x4000000000000000(zone=1) raw: 4000000000000000 ffffea0007cc5ec8 ffffea0007cc5ec8 0000000000000000 raw: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000 page dumped because: kasan: bad access detected page_owner info is not present (never set?) Memory state around the buggy address: ffff8881f317af80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ffff8881f317b000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff >ffff8881f317b080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ^ ffff8881f317b100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ffff8881f317b180: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ================================================================== ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7436 at kernel/trace/ring_buffer.c:4527 arch_atomic_inc include/linux/instrumented.h:101 [inline] WARNING: CPU: 0 PID: 7436 at kernel/trace/ring_buffer.c:4527 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline] WARNING: CPU: 0 PID: 7436 at kernel/trace/ring_buffer.c:4527 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526 Modules linked in: CPU: 0 PID: 7436 Comm: syz.2.1959 Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526 Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 dd 2e 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 cc 30 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85 RSP: 0018:ffffc90000e47920 EFLAGS: 00010002 RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816bf784 RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 RBP: ffffc90000e47a98 R08: ffff88810005260b R09: 1ffff1102000a4c1 R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 00000000f31100da R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 FS: 00007f7ae23006c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00002000000bd038 CR3: 0000000127c27000 CR4: 00000000003526b0 Call Trace: rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4740 ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5020 trace_consume kernel/trace/trace.c:4007 [inline] tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845 vfs_read+0x28c/0xc20 fs/read_write.c:483 ksys_read+0x14a/0x260 fs/read_write.c:623 __do_sys_read fs/read_write.c:633 [inline] __se_sys_read fs/read_write.c:631 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:631 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f7ae38a6e99 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f7ae2300028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007f7ae3b2efa0 RCX: 00007f7ae38a6e99 RDX: 0000000000000064 RSI: 0000200000000b00 RDI: 0000000000000004 RBP: 00007f7ae393ceaf R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f7ae3b2f038 R14: 00007f7ae3b2efa0 R15: 00007ffd4b7b3648 ---[ end trace 4264073cbdf77304 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7436 at kernel/trace/ring_buffer.c:4527 arch_atomic_inc include/linux/instrumented.h:101 [inline] WARNING: CPU: 0 PID: 7436 at kernel/trace/ring_buffer.c:4527 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline] WARNING: CPU: 0 PID: 7436 at kernel/trace/ring_buffer.c:4527 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526 Modules linked in: CPU: 0 PID: 7436 Comm: syz.2.1959 Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526 Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 dd 2e 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 cc 30 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85 RSP: 0018:ffffc90000e47940 EFLAGS: 00010006 RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816bf784 RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 RBP: ffffc90000e47aa8 R08: ffff88810005260b R09: 1ffff1102000a4c1 R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 00000000f31100da R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 FS: 00007f7ae23006c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00002000000bd038 CR3: 0000000127c27000 CR4: 00000000003526b0 Call Trace: rb_advance_reader+0x2b/0x6b0 kernel/trace/ring_buffer.c:4668 ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5023 trace_consume kernel/trace/trace.c:4007 [inline] tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845 vfs_read+0x28c/0xc20 fs/read_write.c:483 ksys_read+0x14a/0x260 fs/read_write.c:623 __do_sys_read fs/read_write.c:633 [inline] __se_sys_read fs/read_write.c:631 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:631 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f7ae38a6e99 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f7ae2300028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007f7ae3b2efa0 RCX: 00007f7ae38a6e99 RDX: 0000000000000064 RSI: 0000200000000b00 RDI: 0000000000000004 RBP: 00007f7ae393ceaf R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f7ae3b2f038 R14: 00007f7ae3b2efa0 R15: 00007ffd4b7b3648 ---[ end trace 4264073cbdf77305 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 7436 at kernel/trace/ring_buffer.c:4527 arch_atomic_inc include/linux/instrumented.h:101 [inline] WARNING: CPU: 1 PID: 7436 at kernel/trace/ring_buffer.c:4527 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline] WARNING: CPU: 1 PID: 7436 at kernel/trace/ring_buffer.c:4527 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526 Modules linked in: CPU: 1 PID: 7436 Comm: syz.2.1959 Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526 Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 dd 2e 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 cc 30 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85 RSP: 0018:ffffc90000e477a0 EFLAGS: 00010002 RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816bf784 RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 RBP: ffffc90000e47918 R08: ffff88810005260b R09: 1ffff1102000a4c1 R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 00000000f31100de R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 FS: 00007f7ae23006c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fcb4b4072f8 CR3: 0000000127c27000 CR4: 00000000003526a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4740 ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:4940 peek_next_entry+0x141/0x200 kernel/trace/trace.c:3571 __find_next_entry+0x534/0x6b0 kernel/trace/trace.c:3603 trace_find_next_entry_inc kernel/trace/trace.c:3996 [inline] tracing_read_pipe+0x3b8/0xab0 kernel/trace/trace.c:6821 vfs_read+0x28c/0xc20 fs/read_write.c:483 ksys_read+0x14a/0x260 fs/read_write.c:623 __do_sys_read fs/read_write.c:633 [inline] __se_sys_read fs/read_write.c:631 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:631 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f7ae38a6e99 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f7ae2300028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007f7ae3b2efa0 RCX: 00007f7ae38a6e99 RDX: 0000000000000064 RSI: 0000200000000b00 RDI: 0000000000000004 RBP: 00007f7ae393ceaf R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f7ae3b2f038 R14: 00007f7ae3b2efa0 R15: 00007ffd4b7b3648 ---[ end trace 4264073cbdf77306 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7436 at kernel/trace/ring_buffer.c:4527 arch_atomic_inc include/linux/instrumented.h:101 [inline] WARNING: CPU: 0 PID: 7436 at kernel/trace/ring_buffer.c:4527 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline] WARNING: CPU: 0 PID: 7436 at kernel/trace/ring_buffer.c:4527 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526 Modules linked in: CPU: 0 PID: 7436 Comm: syz.2.1959 Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526 Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 dd 2e 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 cc 30 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85 RSP: 0018:ffffc90000e47920 EFLAGS: 00010006 RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816bf784 RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 RBP: ffffc90000e47a98 R08: ffff88810005260b R09: 1ffff1102000a4c1 R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 00000000f31100de R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 FS: 00007f7ae23006c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb3e8e07580 CR3: 0000000127c27000 CR4: 00000000003526b0 Call Trace: rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4740 ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5020 trace_consume kernel/trace/trace.c:4007 [inline] tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845 vfs_read+0x28c/0xc20 fs/read_write.c:483 ksys_read+0x14a/0x260 fs/read_write.c:623 __do_sys_read fs/read_write.c:633 [inline] __se_sys_read fs/read_write.c:631 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:631 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f7ae38a6e99 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f7ae2300028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007f7ae3b2efa0 RCX: 00007f7ae38a6e99 RDX: 0000000000000064 RSI: 0000200000000b00 RDI: 0000000000000004 RBP: 00007f7ae393ceaf R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f7ae3b2f038 R14: 00007f7ae3b2efa0 R15: 00007ffd4b7b3648 ---[ end trace 4264073cbdf77307 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7436 at kernel/trace/ring_buffer.c:4527 arch_atomic_inc include/linux/instrumented.h:101 [inline] WARNING: CPU: 0 PID: 7436 at kernel/trace/ring_buffer.c:4527 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline] WARNING: CPU: 0 PID: 7436 at kernel/trace/ring_buffer.c:4527 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526 Modules linked in: CPU: 0 PID: 7436 Comm: syz.2.1959 Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526 Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 dd 2e 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 cc 30 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85 RSP: 0018:ffffc90000e47940 EFLAGS: 00010006 RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816bf784 RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 RBP: ffffc90000e47aa8 R08: ffff88810005260b R09: 1ffff1102000a4c1 R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 00000000f31100de R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 FS: 00007f7ae23006c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb3e8e07580 CR3: 0000000127c27000 CR4: 00000000003526b0 Call Trace: rb_advance_reader+0x2b/0x6b0 kernel/trace/ring_buffer.c:4668 ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5023 trace_consume kernel/trace/trace.c:4007 [inline] tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845 vfs_read+0x28c/0xc20 fs/read_write.c:483 ksys_read+0x14a/0x260 fs/read_write.c:623 __do_sys_read fs/read_write.c:633 [inline] __se_sys_read fs/read_write.c:631 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:631 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f7ae38a6e99 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f7ae2300028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007f7ae3b2efa0 RCX: 00007f7ae38a6e99 RDX: 0000000000000064 RSI: 0000200000000b00 RDI: 0000000000000004 RBP: 00007f7ae393ceaf R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f7ae3b2f038 R14: 00007f7ae3b2efa0 R15: 00007ffd4b7b3648 ---[ end trace 4264073cbdf77308 ]---