RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000003
RBP: 00007f2e01c35024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2e01e26038 R14: 00007f2e01e25fa0 R15: 00007ffd1dcbaf68
---[ end trace 0000000000000000 ]---
==================================================================
BUG: KASAN: use-after-free in rb_buffer_peek+0x88d/0x930 kernel/trace/ring_buffer.c:4919
Read of size 4 at addr ffff8881f37d2683 by task syz.3.863/3565
CPU: 1 PID: 3565 Comm: syz.3.863 Tainted: G W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Call Trace:
__dump_stack+0x21/0x24 lib/dump_stack.c:88
dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
print_address_description+0x71/0x200 mm/kasan/report.c:316
print_report+0x4a/0x60 mm/kasan/report.c:420
kasan_report+0x122/0x150 mm/kasan/report.c:524
__asan_report_load4_noabort+0x14/0x20 mm/kasan/report_generic.c:350
rb_buffer_peek+0x88d/0x930 kernel/trace/ring_buffer.c:4919
ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:5114
peek_next_entry kernel/trace/trace.c:3595 [inline]
__find_next_entry+0x33c/0x6c0 kernel/trace/trace.c:3639
trace_find_next_entry_inc kernel/trace/trace.c:4020 [inline]
tracing_read_pipe+0x3d2/0xaf0 kernel/trace/trace.c:6855
vfs_read+0x286/0x930 fs/read_write.c:468
ksys_read+0x14a/0x260 fs/read_write.c:613
__do_sys_read fs/read_write.c:623 [inline]
__se_sys_read fs/read_write.c:621 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:621
x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f2e01b9e0d9
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:00007f2e02ac9028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f2e01e25fa0 RCX: 00007f2e01b9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000003
RBP: 00007f2e01c35024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2e01e26038 R14: 00007f2e01e25fa0 R15: 00007ffd1dcbaf68
The buggy address belongs to the physical page:
page:ffffea0007cdf480 refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1f37d2
flags: 0x4000000000000000(zone=1)
raw: 4000000000000000 ffffea0007cdf488 ffffea0007cdf488 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:
ffff8881f37d2580: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
ffff8881f37d2600: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
>ffff8881f37d2680: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
^
ffff8881f37d2700: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
ffff8881f37d2780: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
==================================================================
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Modules linked in:
CPU: 0 PID: 3565 Comm: syz.3.863 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe
RSP: 0018:ffffc90000ac7940 EFLAGS: 00010002
RAX: 1ffff1102002ed01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000ac7ab0 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073f06 R14: 1ffff11020073f03 R15: 0000000000000ff0
FS: 00007f2e02ac96c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2dc20000 CR3: 0000000144ca9000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4913
ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5197
trace_consume kernel/trace/trace.c:4031 [inline]
tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879
vfs_read+0x286/0x930 fs/read_write.c:468
ksys_read+0x14a/0x260 fs/read_write.c:613
__do_sys_read fs/read_write.c:623 [inline]
__se_sys_read fs/read_write.c:621 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:621
x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f2e01b9e0d9
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:00007f2e02ac9028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f2e01e25fa0 RCX: 00007f2e01b9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000003
RBP: 00007f2e01c35024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2e01e26038 R14: 00007f2e01e25fa0 R15: 00007ffd1dcbaf68
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Modules linked in:
CPU: 0 PID: 3565 Comm: syz.3.863 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe
RSP: 0018:ffffc90000ac7940 EFLAGS: 00010006
RAX: 1ffff1102002ed01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000ac7ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073f06 R14: 1ffff11020073f03 R15: 0000000000000ff0
FS: 00007f2e02ac96c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2dc20000 CR3: 0000000144ca9000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4841
ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5200
trace_consume kernel/trace/trace.c:4031 [inline]
tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879
vfs_read+0x286/0x930 fs/read_write.c:468
ksys_read+0x14a/0x260 fs/read_write.c:613
__do_sys_read fs/read_write.c:623 [inline]
__se_sys_read fs/read_write.c:621 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:621
x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f2e01b9e0d9
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:00007f2e02ac9028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f2e01e25fa0 RCX: 00007f2e01b9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000003
RBP: 00007f2e01c35024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2e01e26038 R14: 00007f2e01e25fa0 R15: 00007ffd1dcbaf68
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Modules linked in:
CPU: 0 PID: 3565 Comm: syz.3.863 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe
RSP: 0018:ffffc90000ac7820 EFLAGS: 00010002
RAX: 1ffff1102002ed01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000ac7990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073f06 R14: 1ffff11020073f03 R15: 0000000000000ff0
FS: 00007f2e02ac96c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2dc20000 CR3: 0000000144ca9000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4913
ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:5114
peek_next_entry kernel/trace/trace.c:3595 [inline]
__find_next_entry+0x33c/0x6c0 kernel/trace/trace.c:3639
trace_find_next_entry_inc kernel/trace/trace.c:4020 [inline]
tracing_read_pipe+0x3d2/0xaf0 kernel/trace/trace.c:6855
vfs_read+0x286/0x930 fs/read_write.c:468
ksys_read+0x14a/0x260 fs/read_write.c:613
__do_sys_read fs/read_write.c:623 [inline]
__se_sys_read fs/read_write.c:621 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:621
x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f2e01b9e0d9
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:00007f2e02ac9028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f2e01e25fa0 RCX: 00007f2e01b9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000003
RBP: 00007f2e01c35024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2e01e26038 R14: 00007f2e01e25fa0 R15: 00007ffd1dcbaf68
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Modules linked in:
CPU: 0 PID: 3565 Comm: syz.3.863 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe
RSP: 0018:ffffc90000ac7940 EFLAGS: 00010006
RAX: 1ffff1102002ed01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000ac7ab0 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073f06 R14: 1ffff11020073f03 R15: 0000000000000ff0
FS: 00007f2e02ac96c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2dc20000 CR3: 0000000144ca9000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4913
ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5197
trace_consume kernel/trace/trace.c:4031 [inline]
tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879
vfs_read+0x286/0x930 fs/read_write.c:468
ksys_read+0x14a/0x260 fs/read_write.c:613
__do_sys_read fs/read_write.c:623 [inline]
__se_sys_read fs/read_write.c:621 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:621
x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f2e01b9e0d9
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:00007f2e02ac9028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f2e01e25fa0 RCX: 00007f2e01b9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000003
RBP: 00007f2e01c35024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2e01e26038 R14: 00007f2e01e25fa0 R15: 00007ffd1dcbaf68
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Modules linked in:
CPU: 0 PID: 3565 Comm: syz.3.863 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe
RSP: 0018:ffffc90000ac7940 EFLAGS: 00010006
RAX: 1ffff1102002ed01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000ac7ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073f06 R14: 1ffff11020073f03 R15: 0000000000000ff0
FS: 00007f2e02ac96c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2dc20000 CR3: 0000000144ca9000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4841
ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5200
trace_consume kernel/trace/trace.c:4031 [inline]
tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879
vfs_read+0x286/0x930 fs/read_write.c:468
ksys_read+0x14a/0x260 fs/read_write.c:613
__do_sys_read fs/read_write.c:623 [inline]
__se_sys_read fs/read_write.c:621 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:621
x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f2e01b9e0d9
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:00007f2e02ac9028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f2e01e25fa0 RCX: 00007f2e01b9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000003
RBP: 00007f2e01c35024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2e01e26038 R14: 00007f2e01e25fa0 R15: 00007ffd1dcbaf68
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 3565 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 3565 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 3565 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Modules linked in:
CPU: 1 PID: 3565 Comm: syz.3.863 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe
RSP: 0018:ffffc90000ac7820 EFLAGS: 00010002
RAX: 1ffff1102002ed01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000ac7990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073f06 R14: 1ffff11020073f03 R15: 0000000000000ff0
FS: 00007f2e02ac96c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb654def2f8 CR3: 0000000144ca9000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4913
ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:5114
peek_next_entry kernel/trace/trace.c:3595 [inline]
__find_next_entry+0x33c/0x6c0 kernel/trace/trace.c:3639
trace_find_next_entry_inc kernel/trace/trace.c:4020 [inline]
tracing_read_pipe+0x3d2/0xaf0 kernel/trace/trace.c:6855
vfs_read+0x286/0x930 fs/read_write.c:468
ksys_read+0x14a/0x260 fs/read_write.c:613
__do_sys_read fs/read_write.c:623 [inline]
__se_sys_read fs/read_write.c:621 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:621
x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f2e01b9e0d9
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:00007f2e02ac9028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f2e01e25fa0 RCX: 00007f2e01b9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000003
RBP: 00007f2e01c35024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2e01e26038 R14: 00007f2e01e25fa0 R15: 00007ffd1dcbaf68
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 3565 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 3565 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 3565 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Modules linked in:
CPU: 1 PID: 3565 Comm: syz.3.863 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe
RSP: 0018:ffffc90000ac7940 EFLAGS: 00010002
RAX: 1ffff1102002ed01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000ac7ab0 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073f06 R14: 1ffff11020073f03 R15: 0000000000000ff0
FS: 00007f2e02ac96c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb654def2f8 CR3: 0000000144ca9000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4913
ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5197
trace_consume kernel/trace/trace.c:4031 [inline]
tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879
vfs_read+0x286/0x930 fs/read_write.c:468
ksys_read+0x14a/0x260 fs/read_write.c:613
__do_sys_read fs/read_write.c:623 [inline]
__se_sys_read fs/read_write.c:621 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:621
x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f2e01b9e0d9
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:00007f2e02ac9028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f2e01e25fa0 RCX: 00007f2e01b9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000003
RBP: 00007f2e01c35024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2e01e26038 R14: 00007f2e01e25fa0 R15: 00007ffd1dcbaf68
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 3565 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 3565 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 3565 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Modules linked in:
CPU: 1 PID: 3565 Comm: syz.3.863 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe
RSP: 0018:ffffc90000ac7940 EFLAGS: 00010006
RAX: 1ffff1102002ed01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000ac7ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073f06 R14: 1ffff11020073f03 R15: 0000000000000ff0
FS: 00007f2e02ac96c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb654def2f8 CR3: 0000000144ca9000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4841
ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5200
trace_consume kernel/trace/trace.c:4031 [inline]
tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879
vfs_read+0x286/0x930 fs/read_write.c:468
ksys_read+0x14a/0x260 fs/read_write.c:613
__do_sys_read fs/read_write.c:623 [inline]
__se_sys_read fs/read_write.c:621 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:621
x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f2e01b9e0d9
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:00007f2e02ac9028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f2e01e25fa0 RCX: 00007f2e01b9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000003
RBP: 00007f2e01c35024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2e01e26038 R14: 00007f2e01e25fa0 R15: 00007ffd1dcbaf68
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 3565 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 3565 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 3565 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Modules linked in:
CPU: 1 PID: 3565 Comm: syz.3.863 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe
RSP: 0018:ffffc90000ac7820 EFLAGS: 00010006
RAX: 1ffff1102002ed01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000ac7990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073f06 R14: 1ffff11020073f03 R15: 0000000000000ff0
FS: 00007f2e02ac96c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055e91819f338 CR3: 0000000144ca9000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4913
ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:5114
peek_next_entry kernel/trace/trace.c:3595 [inline]
__find_next_entry+0x33c/0x6c0 kernel/trace/trace.c:3639
trace_find_next_entry_inc kernel/trace/trace.c:4020 [inline]
tracing_read_pipe+0x3d2/0xaf0 kernel/trace/trace.c:6855
vfs_read+0x286/0x930 fs/read_write.c:468
ksys_read+0x14a/0x260 fs/read_write.c:613
__do_sys_read fs/read_write.c:623 [inline]
__se_sys_read fs/read_write.c:621 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:621
x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f2e01b9e0d9
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:00007f2e02ac9028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f2e01e25fa0 RCX: 00007f2e01b9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000003
RBP: 00007f2e01c35024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2e01e26038 R14: 00007f2e01e25fa0 R15: 00007ffd1dcbaf68
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Modules linked in:
CPU: 0 PID: 3565 Comm: syz.3.863 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe
RSP: 0018:ffffc90000ac7940 EFLAGS: 00010002
RAX: 1ffff1102002ed01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000ac7ab0 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073f06 R14: 1ffff11020073f03 R15: 0000000000000ff0
FS: 00007f2e02ac96c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055e918193ff0 CR3: 0000000144ca9000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4913
ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5197
trace_consume kernel/trace/trace.c:4031 [inline]
tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879
vfs_read+0x286/0x930 fs/read_write.c:468
ksys_read+0x14a/0x260 fs/read_write.c:613
__do_sys_read fs/read_write.c:623 [inline]
__se_sys_read fs/read_write.c:621 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:621
x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f2e01b9e0d9
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:00007f2e02ac9028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f2e01e25fa0 RCX: 00007f2e01b9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000003
RBP: 00007f2e01c35024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2e01e26038 R14: 00007f2e01e25fa0 R15: 00007ffd1dcbaf68
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Modules linked in:
CPU: 0 PID: 3565 Comm: syz.3.863 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe
RSP: 0018:ffffc90000ac7940 EFLAGS: 00010006
RAX: 1ffff1102002ed01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000ac7ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073f06 R14: 1ffff11020073f03 R15: 0000000000000ff0
FS: 00007f2e02ac96c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055e918193ff0 CR3: 0000000144ca9000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4841
ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5200
trace_consume kernel/trace/trace.c:4031 [inline]
tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879
vfs_read+0x286/0x930 fs/read_write.c:468
ksys_read+0x14a/0x260 fs/read_write.c:613
__do_sys_read fs/read_write.c:623 [inline]
__se_sys_read fs/read_write.c:621 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:621
x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f2e01b9e0d9
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:00007f2e02ac9028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f2e01e25fa0 RCX: 00007f2e01b9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000003
RBP: 00007f2e01c35024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2e01e26038 R14: 00007f2e01e25fa0 R15: 00007ffd1dcbaf68
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 3565 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 3565 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 3565 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Modules linked in:
CPU: 1 PID: 3565 Comm: syz.3.863 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe
RSP: 0018:ffffc90000ac7820 EFLAGS: 00010002
RAX: 1ffff1102002ed01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000ac7990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073f06 R14: 1ffff11020073f03 R15: 0000000000000ff0
FS: 00007f2e02ac96c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055e91819f338 CR3: 0000000144ca9000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4913
ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:5114
peek_next_entry kernel/trace/trace.c:3595 [inline]
__find_next_entry+0x33c/0x6c0 kernel/trace/trace.c:3639
trace_find_next_entry_inc kernel/trace/trace.c:4020 [inline]
tracing_read_pipe+0x3d2/0xaf0 kernel/trace/trace.c:6855
vfs_read+0x286/0x930 fs/read_write.c:468
ksys_read+0x14a/0x260 fs/read_write.c:613
__do_sys_read fs/read_write.c:623 [inline]
__se_sys_read fs/read_write.c:621 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:621
x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f2e01b9e0d9
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:00007f2e02ac9028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f2e01e25fa0 RCX: 00007f2e01b9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000003
RBP: 00007f2e01c35024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2e01e26038 R14: 00007f2e01e25fa0 R15: 00007ffd1dcbaf68
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 3565 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 3565 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 3565 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Modules linked in:
CPU: 1 PID: 3565 Comm: syz.3.863 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe
RSP: 0018:ffffc90000ac7940 EFLAGS: 00010002
RAX: 1ffff1102002ed01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000ac7ab0 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073f06 R14: 1ffff11020073f03 R15: 0000000000000ff0
FS: 00007f2e02ac96c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055e91819f338 CR3: 0000000144ca9000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4913
ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5197
trace_consume kernel/trace/trace.c:4031 [inline]
tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879
vfs_read+0x286/0x930 fs/read_write.c:468
ksys_read+0x14a/0x260 fs/read_write.c:613
__do_sys_read fs/read_write.c:623 [inline]
__se_sys_read fs/read_write.c:621 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:621
x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f2e01b9e0d9
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:00007f2e02ac9028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f2e01e25fa0 RCX: 00007f2e01b9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000003
RBP: 00007f2e01c35024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2e01e26038 R14: 00007f2e01e25fa0 R15: 00007ffd1dcbaf68
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 3565 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 3565 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 3565 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Modules linked in:
CPU: 1 PID: 3565 Comm: syz.3.863 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe
RSP: 0018:ffffc90000ac7940 EFLAGS: 00010006
RAX: 1ffff1102002ed01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000ac7ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073f06 R14: 1ffff11020073f03 R15: 0000000000000ff0
FS: 00007f2e02ac96c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055e91819f338 CR3: 0000000144ca9000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4841
ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5200
trace_consume kernel/trace/trace.c:4031 [inline]
tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879
vfs_read+0x286/0x930 fs/read_write.c:468
ksys_read+0x14a/0x260 fs/read_write.c:613
__do_sys_read fs/read_write.c:623 [inline]
__se_sys_read fs/read_write.c:621 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:621
x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f2e01b9e0d9
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:00007f2e02ac9028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f2e01e25fa0 RCX: 00007f2e01b9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000003
RBP: 00007f2e01c35024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2e01e26038 R14: 00007f2e01e25fa0 R15: 00007ffd1dcbaf68
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Modules linked in:
CPU: 0 PID: 3565 Comm: syz.3.863 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe
RSP: 0018:ffffc90000ac7820 EFLAGS: 00010012
RAX: 1ffff1102002ed01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000ac7990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073f06 R14: 1ffff11020073f03 R15: 0000000000000ff0
FS: 00007f2e02ac96c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555588b454e8 CR3: 0000000144ca9000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4913
ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:5114
peek_next_entry kernel/trace/trace.c:3595 [inline]
__find_next_entry+0x33c/0x6c0 kernel/trace/trace.c:3639
trace_find_next_entry_inc kernel/trace/trace.c:4020 [inline]
tracing_read_pipe+0x3d2/0xaf0 kernel/trace/trace.c:6855
vfs_read+0x286/0x930 fs/read_write.c:468
ksys_read+0x14a/0x260 fs/read_write.c:613
__do_sys_read fs/read_write.c:623 [inline]
__se_sys_read fs/read_write.c:621 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:621
x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f2e01b9e0d9
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:00007f2e02ac9028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f2e01e25fa0 RCX: 00007f2e01b9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000003
RBP: 00007f2e01c35024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2e01e26038 R14: 00007f2e01e25fa0 R15: 00007ffd1dcbaf68
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Modules linked in:
CPU: 0 PID: 3565 Comm: syz.3.863 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe
RSP: 0018:ffffc90000ac7940 EFLAGS: 00010006
RAX: 1ffff1102002ed01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000ac7ab0 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073f06 R14: 1ffff11020073f03 R15: 0000000000000ff0
FS: 00007f2e02ac96c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555588b454e8 CR3: 0000000144ca9000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4913
ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5197
trace_consume kernel/trace/trace.c:4031 [inline]
tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879
vfs_read+0x286/0x930 fs/read_write.c:468
ksys_read+0x14a/0x260 fs/read_write.c:613
__do_sys_read fs/read_write.c:623 [inline]
__se_sys_read fs/read_write.c:621 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:621
x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f2e01b9e0d9
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:00007f2e02ac9028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f2e01e25fa0 RCX: 00007f2e01b9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000003
RBP: 00007f2e01c35024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2e01e26038 R14: 00007f2e01e25fa0 R15: 00007ffd1dcbaf68
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Modules linked in:
CPU: 0 PID: 3565 Comm: syz.3.863 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe
RSP: 0018:ffffc90000ac7940 EFLAGS: 00010006
RAX: 1ffff1102002ed01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000ac7ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073f06 R14: 1ffff11020073f03 R15: 0000000000000ff0
FS: 00007f2e02ac96c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555588b454e8 CR3: 0000000144ca9000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4841
ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5200
trace_consume kernel/trace/trace.c:4031 [inline]
tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879
vfs_read+0x286/0x930 fs/read_write.c:468
ksys_read+0x14a/0x260 fs/read_write.c:613
__do_sys_read fs/read_write.c:623 [inline]
__se_sys_read fs/read_write.c:621 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:621
x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f2e01b9e0d9
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:00007f2e02ac9028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f2e01e25fa0 RCX: 00007f2e01b9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000003
RBP: 00007f2e01c35024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2e01e26038 R14: 00007f2e01e25fa0 R15: 00007ffd1dcbaf68
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Modules linked in:
CPU: 0 PID: 3565 Comm: syz.3.863 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe
RSP: 0018:ffffc90000ac7820 EFLAGS: 00010002
RAX: 1ffff1102002ed01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000ac7990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073f06 R14: 1ffff11020073f03 R15: 0000000000000ff0
FS: 00007f2e02ac96c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555588b454e8 CR3: 0000000144ca9000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4913
ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:5114
peek_next_entry kernel/trace/trace.c:3595 [inline]
__find_next_entry+0x33c/0x6c0 kernel/trace/trace.c:3639
trace_find_next_entry_inc kernel/trace/trace.c:4020 [inline]
tracing_read_pipe+0x3d2/0xaf0 kernel/trace/trace.c:6855
vfs_read+0x286/0x930 fs/read_write.c:468
ksys_read+0x14a/0x260 fs/read_write.c:613
__do_sys_read fs/read_write.c:623 [inline]
__se_sys_read fs/read_write.c:621 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:621
x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f2e01b9e0d9
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:00007f2e02ac9028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f2e01e25fa0 RCX: 00007f2e01b9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000003
RBP: 00007f2e01c35024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2e01e26038 R14: 00007f2e01e25fa0 R15: 00007ffd1dcbaf68
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Modules linked in:
CPU: 0 PID: 3565 Comm: syz.3.863 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe
RSP: 0018:ffffc90000ac7940 EFLAGS: 00010006
RAX: 1ffff1102002ed01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000ac7ab0 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073f06 R14: 1ffff11020073f03 R15: 0000000000000ff0
FS: 00007f2e02ac96c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555588b454e8 CR3: 0000000144ca9000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4913
ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5197
trace_consume kernel/trace/trace.c:4031 [inline]
tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879
vfs_read+0x286/0x930 fs/read_write.c:468
ksys_read+0x14a/0x260 fs/read_write.c:613
__do_sys_read fs/read_write.c:623 [inline]
__se_sys_read fs/read_write.c:621 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:621
x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f2e01b9e0d9
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:00007f2e02ac9028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f2e01e25fa0 RCX: 00007f2e01b9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000003
RBP: 00007f2e01c35024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2e01e26038 R14: 00007f2e01e25fa0 R15: 00007ffd1dcbaf68
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Modules linked in:
CPU: 0 PID: 3565 Comm: syz.3.863 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe
RSP: 0018:ffffc90000ac7940 EFLAGS: 00010002
RAX: 1ffff1102002ed01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000ac7ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073f06 R14: 1ffff11020073f03 R15: 0000000000000ff0
FS: 00007f2e02ac96c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555588b454e8 CR3: 0000000144ca9000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4841
ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5200
trace_consume kernel/trace/trace.c:4031 [inline]
tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879
vfs_read+0x286/0x930 fs/read_write.c:468
ksys_read+0x14a/0x260 fs/read_write.c:613
__do_sys_read fs/read_write.c:623 [inline]
__se_sys_read fs/read_write.c:621 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:621
x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f2e01b9e0d9
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:00007f2e02ac9028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f2e01e25fa0 RCX: 00007f2e01b9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000003
RBP: 00007f2e01c35024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2e01e26038 R14: 00007f2e01e25fa0 R15: 00007ffd1dcbaf68
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 3565 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 3565 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 3565 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Modules linked in:
CPU: 1 PID: 3565 Comm: syz.3.863 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe
RSP: 0018:ffffc90000ac7820 EFLAGS: 00010002
RAX: 1ffff1102002ed01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000ac7990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073f06 R14: 1ffff11020073f03 R15: 0000000000000ff0
FS: 00007f2e02ac96c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055e91819f338 CR3: 0000000144ca9000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4913
ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:5114
peek_next_entry kernel/trace/trace.c:3595 [inline]
__find_next_entry+0x33c/0x6c0 kernel/trace/trace.c:3639
trace_find_next_entry_inc kernel/trace/trace.c:4020 [inline]
tracing_read_pipe+0x3d2/0xaf0 kernel/trace/trace.c:6855
vfs_read+0x286/0x930 fs/read_write.c:468
ksys_read+0x14a/0x260 fs/read_write.c:613
__do_sys_read fs/read_write.c:623 [inline]
__se_sys_read fs/read_write.c:621 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:621
x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f2e01b9e0d9
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:00007f2e02ac9028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f2e01e25fa0 RCX: 00007f2e01b9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000003
RBP: 00007f2e01c35024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2e01e26038 R14: 00007f2e01e25fa0 R15: 00007ffd1dcbaf68
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 3565 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 3565 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 3565 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Modules linked in:
CPU: 1 PID: 3565 Comm: syz.3.863 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe
RSP: 0018:ffffc90000ac7940 EFLAGS: 00010006
RAX: 1ffff1102002ed01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000ac7ab0 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073f06 R14: 1ffff11020073f03 R15: 0000000000000ff0
FS: 00007f2e02ac96c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055e91819f338 CR3: 0000000144ca9000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4913
ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5197
trace_consume kernel/trace/trace.c:4031 [inline]
tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879
vfs_read+0x286/0x930 fs/read_write.c:468
ksys_read+0x14a/0x260 fs/read_write.c:613
__do_sys_read fs/read_write.c:623 [inline]
__se_sys_read fs/read_write.c:621 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:621
x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f2e01b9e0d9
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:00007f2e02ac9028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f2e01e25fa0 RCX: 00007f2e01b9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000003
RBP: 00007f2e01c35024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2e01e26038 R14: 00007f2e01e25fa0 R15: 00007ffd1dcbaf68
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 3565 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 3565 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 3565 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Modules linked in:
CPU: 1 PID: 3565 Comm: syz.3.863 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe
RSP: 0018:ffffc90000ac7940 EFLAGS: 00010006
RAX: 1ffff1102002ed01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000ac7ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073f06 R14: 1ffff11020073f03 R15: 0000000000000ff0
FS: 00007f2e02ac96c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055e91819f338 CR3: 0000000144ca9000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4841
ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5200
trace_consume kernel/trace/trace.c:4031 [inline]
tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879
vfs_read+0x286/0x930 fs/read_write.c:468
ksys_read+0x14a/0x260 fs/read_write.c:613
__do_sys_read fs/read_write.c:623 [inline]
__se_sys_read fs/read_write.c:621 [inline]
__x64_sys_read+0x7b/0x90 fs/read_write.c:621
x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f2e01b9e0d9
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:00007f2e02ac9028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f2e01e25fa0 RCX: 00007f2e01b9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000003
RBP: 00007f2e01c35024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2e01e26038 R14: 00007f2e01e25fa0 R15: 00007ffd1dcbaf68
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 3565 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Modules linked in:
CPU: 0 PID: 3565 Comm: syz.3.863 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe
RSP: 0000:ffffc90000ac7820 EFLAGS: 00010002
RAX: 1ffff1102002ed01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000ac7990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073f06 R14: 1ffff11020073f03 R15: 0000000000000ff0
FS: 00007f2e02ac96c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555588b454e8 CR3: 0000000144ca9000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace: