RAX: ffffffffffffffda RBX: 00007f0e84226090 RCX: 00007f0e83f9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000006
RBP: 00007f0e84035024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0e84226128 R14: 00007f0e84226090 R15: 00007ffd79e8b778
---[ 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 ffff888166a1606d by task syz.3.4066/14573
CPU: 1 PID: 14573 Comm: syz.3.4066 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: 0033:0x7f0e83f9e0d9
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:00007f0e84e74028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f0e84226090 RCX: 00007f0e83f9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000006
RBP: 00007f0e84035024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0e84226128 R14: 00007f0e84226090 R15: 00007ffd79e8b778
The buggy address belongs to the physical page:
page:ffffea00059a8580 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1 pfn:0x166a16
flags: 0x4000000000000000(zone=1)
raw: 4000000000000000 dead000000000100 dead000000000122 0000000000000000
raw: 0000000000000001 0000000000000000 00000000ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as freed
page last allocated via order 0, migratetype Movable, gfp_mask 0x140cca(GFP_HIGHUSER_MOVABLE|__GFP_COMP), pid 14091, tgid 14091 (syz.6.3920), ts 488716944977, free_ts 488880121883
set_page_owner include/linux/page_owner.h:33 [inline]
post_alloc_hook+0x1f5/0x210 mm/page_alloc.c:2672
prep_new_page+0x1c/0x110 mm/page_alloc.c:2679
get_page_from_freelist+0x2ca9/0x2d20 mm/page_alloc.c:4586
__alloc_pages+0x1fa/0x610 mm/page_alloc.c:5930
__folio_alloc+0x12/0x40 mm/page_alloc.c:5963
__folio_alloc_node include/linux/gfp.h:245 [inline]
folio_alloc include/linux/gfp.h:274 [inline]
shmem_alloc_folio mm/shmem.c:1597 [inline]
shmem_alloc_and_acct_folio+0x6dd/0x8c0 mm/shmem.c:1622
shmem_get_folio_gfp+0xd6d/0x20f0 mm/shmem.c:1951
shmem_get_folio mm/shmem.c:2082 [inline]
shmem_write_begin+0xea/0x2c0 mm/shmem.c:2567
generic_perform_write+0x32d/0x740 mm/filemap.c:3915
__generic_file_write_iter+0x17a/0x230 mm/filemap.c:4014
generic_file_write_iter+0xae/0x310 mm/filemap.c:4043
__kernel_write_iter+0x2a9/0x6a0 fs/read_write.c:517
dump_emit_page fs/coredump.c:886 [inline]
dump_user_range+0x3e6/0x630 fs/coredump.c:913
elf_core_dump+0x2b60/0x30b0 fs/binfmt_elf.c:2354
do_coredump+0x160e/0x23a0 fs/coredump.c:760
get_signal+0x157d/0x1700 kernel/signal.c:2881
page last free stack trace:
reset_page_owner include/linux/page_owner.h:26 [inline]
free_pages_prepare mm/page_alloc.c:1580 [inline]
free_pcp_prepare mm/page_alloc.c:1654 [inline]
free_unref_page_prepare+0x80c/0x820 mm/page_alloc.c:3621
free_unref_page_list+0x117/0x8d0 mm/page_alloc.c:3772
release_pages+0xc7e/0xce0 mm/swap.c:1053
__pagevec_release+0x71/0xe0 mm/swap.c:1073
pagevec_release include/linux/pagevec.h:71 [inline]
folio_batch_release include/linux/pagevec.h:135 [inline]
shmem_undo_range+0x564/0x14e0 mm/shmem.c:951
shmem_truncate_range mm/shmem.c:1067 [inline]
shmem_evict_inode+0x21f/0x9c0 mm/shmem.c:1176
evict+0x4c4/0x8c0 fs/inode.c:709
iput_final fs/inode.c:1845 [inline]
iput+0x633/0x690 fs/inode.c:1871
dentry_unlink_inode+0x346/0x3f0 fs/dcache.c:405
__dentry_kill+0x46c/0x680 fs/dcache.c:611
dentry_kill+0xc0/0x2a0 fs/dcache.c:-1
dput+0x42/0x80 fs/dcache.c:918
__fput+0x5c0/0x8f0 fs/file_table.c:328
____fput+0x15/0x20 fs/file_table.c:348
task_work_run+0x1e1/0x250 kernel/task_work.c:203
exit_task_work include/linux/task_work.h:39 [inline]
do_exit+0xaf2/0x2850 kernel/exit.c:887
Memory state around the buggy address:
ffff888166a15f00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
ffff888166a15f80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
>ffff888166a16000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
^
ffff888166a16080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
ffff888166a16100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
==================================================================
------------[ cut here ]------------
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 14573 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: 14573 Comm: syz.3.4066 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:ffffc90000fc77c0 EFLAGS: 00010002
RAX: 1ffff1102002ec01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000fc7938 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073fb6 R14: 1ffff11020073fb3 R15: 0000000000000ff0
FS: 00007f0e84e746c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0e83f591f0 CR3: 000000012717d000 CR4: 00000000003526a0
Call Trace:
rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4841
rb_buffer_peek+0x4ef/0x930 kernel/trace/ring_buffer.c:-1
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: 0033:0x7f0e83f9e0d9
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:00007f0e84e74028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f0e84226090 RCX: 00007f0e83f9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000006
RBP: 00007f0e84035024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0e84226128 R14: 00007f0e84226090 R15: 00007ffd79e8b778
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 14573 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: 14573 Comm: syz.3.4066 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:ffffc90000fc7820 EFLAGS: 00010006
RAX: 1ffff1102002ec01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000fc7990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073fb6 R14: 1ffff11020073fb3 R15: 0000000000000ff0
FS: 00007f0e84e746c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0e83f591f0 CR3: 000000012717d000 CR4: 00000000003526a0
Call Trace:
rb_buffer_peek+0x4f7/0x930 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: 0033:0x7f0e83f9e0d9
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:00007f0e84e74028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f0e84226090 RCX: 00007f0e83f9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000006
RBP: 00007f0e84035024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0e84226128 R14: 00007f0e84226090 R15: 00007ffd79e8b778
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 14573 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: 14573 Comm: syz.3.4066 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:ffffc90000fc77c0 EFLAGS: 00010002
RAX: 1ffff1102002ec01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000fc7938 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073fb6 R14: 1ffff11020073fb3 R15: 0000000000000ff0
FS: 00007f0e84e746c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0e83f591f0 CR3: 000000012717d000 CR4: 00000000003526a0
Call Trace:
rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4841
rb_buffer_peek+0x80a/0x930 kernel/trace/ring_buffer.c:-1
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: 0033:0x7f0e83f9e0d9
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:00007f0e84e74028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f0e84226090 RCX: 00007f0e83f9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000006
RBP: 00007f0e84035024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0e84226128 R14: 00007f0e84226090 R15: 00007ffd79e8b778
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4910 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4910 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4910 rb_buffer_peek+0x839/0x930 kernel/trace/ring_buffer.c:4910
Modules linked in:
CPU: 1 PID: 14573 Comm: syz.3.4066 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_buffer_peek+0x839/0x930 kernel/trace/ring_buffer.c:4910
Code: 89 f8 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 ff e8 5c 89 43 00 49 8b 1f 48 8d 7b 08 be 04 00 00 00 e8 eb 8b 43 00 f0 ff 43 08 <0f> 0b 45 31 ed e9 4d fc ff ff e8 88 fe fd ff 48 b8 00 00 00 00 00
RSP: 0018:ffffc90000fc79a0 EFLAGS: 00010006
RAX: 1ffff1102002ec01 RBX: ffff888100052600 RCX: ffffffff817367a5
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000fc79f0 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000000000000
R13: dffffc0000000000 R14: ffffc90000fc7ba0 R15: ffff888100176410
FS: 00007f0e84e746c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0e83f591f0 CR3: 000000012717d000 CR4: 00000000003526a0
Call Trace:
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: 0033:0x7f0e83f9e0d9
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:00007f0e84e74028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f0e84226090 RCX: 00007f0e83f9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000006
RBP: 00007f0e84035024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0e84226128 R14: 00007f0e84226090 R15: 00007ffd79e8b778
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 14573 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: 14573 Comm: syz.3.4066 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:ffffc90000fc7820 EFLAGS: 00010006
RAX: 1ffff1102002ec01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000fc7990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073fb6 R14: 1ffff11020073fb3 R15: 0000000000000ff0
FS: 00007f0e84e746c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8bb20aad58 CR3: 000000012717d000 CR4: 00000000003526a0
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: 0033:0x7f0e83f9e0d9
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:00007f0e84e74028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f0e84226090 RCX: 00007f0e83f9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000006
RBP: 00007f0e84035024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0e84226128 R14: 00007f0e84226090 R15: 00007ffd79e8b778
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 14573 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: 14573 Comm: syz.3.4066 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:ffffc90000fc77c0 EFLAGS: 00010002
RAX: 1ffff1102002ec01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000fc7938 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073fb6 R14: 1ffff11020073fb3 R15: 0000000000000ff0
FS: 00007f0e84e746c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8bb20aad58 CR3: 000000012717d000 CR4: 00000000003526a0
Call Trace:
rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4841
rb_buffer_peek+0x4ef/0x930 kernel/trace/ring_buffer.c:-1
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: 0033:0x7f0e83f9e0d9
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:00007f0e84e74028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f0e84226090 RCX: 00007f0e83f9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000006
RBP: 00007f0e84035024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0e84226128 R14: 00007f0e84226090 R15: 00007ffd79e8b778
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 14573 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: 14573 Comm: syz.3.4066 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:ffffc90000fc7820 EFLAGS: 00010002
RAX: 1ffff1102002ec01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000fc7990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073fb6 R14: 1ffff11020073fb3 R15: 0000000000000ff0
FS: 00007f0e84e746c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8bb20aad58 CR3: 000000012717d000 CR4: 00000000003526a0
Call Trace:
rb_buffer_peek+0x4f7/0x930 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: 0033:0x7f0e83f9e0d9
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:00007f0e84e74028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f0e84226090 RCX: 00007f0e83f9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000006
RBP: 00007f0e84035024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0e84226128 R14: 00007f0e84226090 R15: 00007ffd79e8b778
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 14573 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: 14573 Comm: syz.3.4066 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:ffffc90000fc77c0 EFLAGS: 00010006
RAX: 1ffff1102002ec01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000fc7938 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073fb6 R14: 1ffff11020073fb3 R15: 0000000000000ff0
FS: 00007f0e84e746c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8bb20aad58 CR3: 000000012717d000 CR4: 00000000003526a0
Call Trace:
rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4841
rb_buffer_peek+0x80a/0x930 kernel/trace/ring_buffer.c:-1
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: 0033:0x7f0e83f9e0d9
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:00007f0e84e74028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f0e84226090 RCX: 00007f0e83f9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000006
RBP: 00007f0e84035024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0e84226128 R14: 00007f0e84226090 R15: 00007ffd79e8b778
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4910 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4910 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4910 rb_buffer_peek+0x839/0x930 kernel/trace/ring_buffer.c:4910
Modules linked in:
CPU: 1 PID: 14573 Comm: syz.3.4066 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_buffer_peek+0x839/0x930 kernel/trace/ring_buffer.c:4910
Code: 89 f8 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 ff e8 5c 89 43 00 49 8b 1f 48 8d 7b 08 be 04 00 00 00 e8 eb 8b 43 00 f0 ff 43 08 <0f> 0b 45 31 ed e9 4d fc ff ff e8 88 fe fd ff 48 b8 00 00 00 00 00
RSP: 0018:ffffc90000fc79a0 EFLAGS: 00010006
RAX: 1ffff1102002ec01 RBX: ffff888100052600 RCX: ffffffff817367a5
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000fc79f0 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000000000000
R13: dffffc0000000000 R14: ffffc90000fc7ba0 R15: ffff888100176410
FS: 00007f0e84e746c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8bb20aad58 CR3: 000000012717d000 CR4: 00000000003526a0
Call Trace:
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: 0033:0x7f0e83f9e0d9
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:00007f0e84e74028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f0e84226090 RCX: 00007f0e83f9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000006
RBP: 00007f0e84035024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0e84226128 R14: 00007f0e84226090 R15: 00007ffd79e8b778
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 14573 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: 14573 Comm: syz.3.4066 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:ffffc90000fc7820 EFLAGS: 00010002
RAX: 1ffff1102002ec01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000fc7990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073fb6 R14: 1ffff11020073fb3 R15: 0000000000000ff0
FS: 00007f0e84e746c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8bb20aad58 CR3: 000000012717d000 CR4: 00000000003526a0
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: 0033:0x7f0e83f9e0d9
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:00007f0e84e74028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f0e84226090 RCX: 00007f0e83f9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000006
RBP: 00007f0e84035024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0e84226128 R14: 00007f0e84226090 R15: 00007ffd79e8b778
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 14573 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: 14573 Comm: syz.3.4066 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:ffffc90000fc77c0 EFLAGS: 00010006
RAX: 1ffff1102002ec01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000fc7938 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073fb6 R14: 1ffff11020073fb3 R15: 0000000000000ff0
FS: 00007f0e84e746c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8bb20aad58 CR3: 000000012717d000 CR4: 00000000003526a0
Call Trace:
rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4841
rb_buffer_peek+0x4ef/0x930 kernel/trace/ring_buffer.c:-1
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: 0033:0x7f0e83f9e0d9
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:00007f0e84e74028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f0e84226090 RCX: 00007f0e83f9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000006
RBP: 00007f0e84035024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0e84226128 R14: 00007f0e84226090 R15: 00007ffd79e8b778
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 14573 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: 14573 Comm: syz.3.4066 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:ffffc90000fc7820 EFLAGS: 00010002
RAX: 1ffff1102002ec01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000fc7990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073fb6 R14: 1ffff11020073fb3 R15: 0000000000000ff0
FS: 00007f0e84e746c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8bb20aad58 CR3: 000000012717d000 CR4: 00000000003526a0
Call Trace:
rb_buffer_peek+0x4f7/0x930 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: 0033:0x7f0e83f9e0d9
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:00007f0e84e74028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f0e84226090 RCX: 00007f0e83f9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000006
RBP: 00007f0e84035024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0e84226128 R14: 00007f0e84226090 R15: 00007ffd79e8b778
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 14573 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: 14573 Comm: syz.3.4066 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:ffffc90000fc77c0 EFLAGS: 00010002
RAX: 1ffff1102002ec01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000fc7938 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073fb6 R14: 1ffff11020073fb3 R15: 0000000000000ff0
FS: 00007f0e84e746c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8bb20aad58 CR3: 000000012717d000 CR4: 00000000003526a0
Call Trace:
rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4841
rb_buffer_peek+0x80a/0x930 kernel/trace/ring_buffer.c:-1
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: 0033:0x7f0e83f9e0d9
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:00007f0e84e74028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f0e84226090 RCX: 00007f0e83f9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000006
RBP: 00007f0e84035024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0e84226128 R14: 00007f0e84226090 R15: 00007ffd79e8b778
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4910 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4910 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4910 rb_buffer_peek+0x839/0x930 kernel/trace/ring_buffer.c:4910
Modules linked in:
CPU: 1 PID: 14573 Comm: syz.3.4066 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_buffer_peek+0x839/0x930 kernel/trace/ring_buffer.c:4910
Code: 89 f8 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 ff e8 5c 89 43 00 49 8b 1f 48 8d 7b 08 be 04 00 00 00 e8 eb 8b 43 00 f0 ff 43 08 <0f> 0b 45 31 ed e9 4d fc ff ff e8 88 fe fd ff 48 b8 00 00 00 00 00
RSP: 0018:ffffc90000fc79a0 EFLAGS: 00010006
RAX: 1ffff1102002ec01 RBX: ffff888100052600 RCX: ffffffff817367a5
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000fc79f0 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000000000000
R13: dffffc0000000000 R14: ffffc90000fc7ba0 R15: ffff888100176410
FS: 00007f0e84e746c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8bb20aad58 CR3: 000000012717d000 CR4: 00000000003526a0
Call Trace:
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: 0033:0x7f0e83f9e0d9
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:00007f0e84e74028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f0e84226090 RCX: 00007f0e83f9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000006
RBP: 00007f0e84035024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0e84226128 R14: 00007f0e84226090 R15: 00007ffd79e8b778
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 14573 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: 14573 Comm: syz.3.4066 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:ffffc90000fc7820 EFLAGS: 00010012
RAX: 1ffff1102002ec01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000fc7990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073fb6 R14: 1ffff11020073fb3 R15: 0000000000000ff0
FS: 00007f0e84e746c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555770cf948 CR3: 000000012717d000 CR4: 00000000003526a0
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: 0033:0x7f0e83f9e0d9
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:00007f0e84e74028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f0e84226090 RCX: 00007f0e83f9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000006
RBP: 00007f0e84035024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0e84226128 R14: 00007f0e84226090 R15: 00007ffd79e8b778
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 14573 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: 14573 Comm: syz.3.4066 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:ffffc90000fc77c0 EFLAGS: 00010006
RAX: 1ffff1102002ec01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000fc7938 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073fb6 R14: 1ffff11020073fb3 R15: 0000000000000ff0
FS: 00007f0e84e746c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555770cf948 CR3: 000000012717d000 CR4: 00000000003526a0
Call Trace:
rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4841
rb_buffer_peek+0x4ef/0x930 kernel/trace/ring_buffer.c:-1
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: 0033:0x7f0e83f9e0d9
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:00007f0e84e74028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f0e84226090 RCX: 00007f0e83f9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000006
RBP: 00007f0e84035024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0e84226128 R14: 00007f0e84226090 R15: 00007ffd79e8b778
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 14573 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: 14573 Comm: syz.3.4066 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:ffffc90000fc7820 EFLAGS: 00010006
RAX: 1ffff1102002ec01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000fc7990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073fb6 R14: 1ffff11020073fb3 R15: 0000000000000ff0
FS: 00007f0e84e746c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555770cf948 CR3: 000000012717d000 CR4: 00000000003526a0
Call Trace:
rb_buffer_peek+0x4f7/0x930 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: 0033:0x7f0e83f9e0d9
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:00007f0e84e74028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f0e84226090 RCX: 00007f0e83f9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000006
RBP: 00007f0e84035024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0e84226128 R14: 00007f0e84226090 R15: 00007ffd79e8b778
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 14573 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: 14573 Comm: syz.3.4066 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:ffffc90000fc77c0 EFLAGS: 00010002
RAX: 1ffff1102002ec01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000fc7938 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073fb6 R14: 1ffff11020073fb3 R15: 0000000000000ff0
FS: 00007f0e84e746c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555770cf948 CR3: 000000012717d000 CR4: 00000000003526a0
Call Trace:
rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4841
rb_buffer_peek+0x80a/0x930 kernel/trace/ring_buffer.c:-1
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: 0033:0x7f0e83f9e0d9
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:00007f0e84e74028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f0e84226090 RCX: 00007f0e83f9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000006
RBP: 00007f0e84035024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0e84226128 R14: 00007f0e84226090 R15: 00007ffd79e8b778
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4910 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4910 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4910 rb_buffer_peek+0x839/0x930 kernel/trace/ring_buffer.c:4910
Modules linked in:
CPU: 1 PID: 14573 Comm: syz.3.4066 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_buffer_peek+0x839/0x930 kernel/trace/ring_buffer.c:4910
Code: 89 f8 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 ff e8 5c 89 43 00 49 8b 1f 48 8d 7b 08 be 04 00 00 00 e8 eb 8b 43 00 f0 ff 43 08 <0f> 0b 45 31 ed e9 4d fc ff ff e8 88 fe fd ff 48 b8 00 00 00 00 00
RSP: 0018:ffffc90000fc79a0 EFLAGS: 00010006
RAX: 1ffff1102002ec01 RBX: ffff888100052600 RCX: ffffffff817367a5
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000fc79f0 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000000000000
R13: dffffc0000000000 R14: ffffc90000fc7ba0 R15: ffff888100176410
FS: 00007f0e84e746c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555770cf948 CR3: 000000012717d000 CR4: 00000000003526a0
Call Trace:
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: 0033:0x7f0e83f9e0d9
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:00007f0e84e74028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f0e84226090 RCX: 00007f0e83f9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000006
RBP: 00007f0e84035024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0e84226128 R14: 00007f0e84226090 R15: 00007ffd79e8b778
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 14573 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: 14573 Comm: syz.3.4066 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:ffffc90000fc7820 EFLAGS: 00010002
RAX: 1ffff1102002ec01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000fc7990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073fb6 R14: 1ffff11020073fb3 R15: 0000000000000ff0
FS: 00007f0e84e746c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555770cf948 CR3: 000000012717d000 CR4: 00000000003526a0
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: 0033:0x7f0e83f9e0d9
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:00007f0e84e74028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f0e84226090 RCX: 00007f0e83f9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000006
RBP: 00007f0e84035024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0e84226128 R14: 00007f0e84226090 R15: 00007ffd79e8b778
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 14573 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: 14573 Comm: syz.3.4066 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:ffffc90000fc77c0 EFLAGS: 00010002
RAX: 1ffff1102002ec01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000fc7938 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073fb6 R14: 1ffff11020073fb3 R15: 0000000000000ff0
FS: 00007f0e84e746c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555770cf948 CR3: 000000012717d000 CR4: 00000000003526a0
Call Trace:
rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4841
rb_buffer_peek+0x4ef/0x930 kernel/trace/ring_buffer.c:-1
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: 0033:0x7f0e83f9e0d9
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:00007f0e84e74028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f0e84226090 RCX: 00007f0e83f9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000006
RBP: 00007f0e84035024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0e84226128 R14: 00007f0e84226090 R15: 00007ffd79e8b778
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 14573 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: 14573 Comm: syz.3.4066 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:ffffc90000fc7820 EFLAGS: 00010006
RAX: 1ffff1102002ec01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000fc7990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073fb6 R14: 1ffff11020073fb3 R15: 0000000000000ff0
FS: 00007f0e84e746c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555770cf948 CR3: 000000012717d000 CR4: 00000000003526a0
Call Trace:
rb_buffer_peek+0x4f7/0x930 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: 0033:0x7f0e83f9e0d9
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:00007f0e84e74028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f0e84226090 RCX: 00007f0e83f9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000006
RBP: 00007f0e84035024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0e84226128 R14: 00007f0e84226090 R15: 00007ffd79e8b778
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 14573 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: 14573 Comm: syz.3.4066 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:ffffc90000fc77c0 EFLAGS: 00010006
RAX: 1ffff1102002ec01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000fc7938 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073fb6 R14: 1ffff11020073fb3 R15: 0000000000000ff0
FS: 00007f0e84e746c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555770cf948 CR3: 000000012717d000 CR4: 00000000003526a0
Call Trace:
rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4841
rb_buffer_peek+0x80a/0x930 kernel/trace/ring_buffer.c:-1
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: 0033:0x7f0e83f9e0d9
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:00007f0e84e74028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f0e84226090 RCX: 00007f0e83f9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000006
RBP: 00007f0e84035024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0e84226128 R14: 00007f0e84226090 R15: 00007ffd79e8b778
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4910 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4910 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4910 rb_buffer_peek+0x839/0x930 kernel/trace/ring_buffer.c:4910
Modules linked in:
CPU: 1 PID: 14573 Comm: syz.3.4066 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_buffer_peek+0x839/0x930 kernel/trace/ring_buffer.c:4910
Code: 89 f8 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 ff e8 5c 89 43 00 49 8b 1f 48 8d 7b 08 be 04 00 00 00 e8 eb 8b 43 00 f0 ff 43 08 <0f> 0b 45 31 ed e9 4d fc ff ff e8 88 fe fd ff 48 b8 00 00 00 00 00
RSP: 0018:ffffc90000fc79a0 EFLAGS: 00010002
RAX: 1ffff1102002ec01 RBX: ffff888100052600 RCX: ffffffff817367a5
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000fc79f0 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000000000000
R13: dffffc0000000000 R14: ffffc90000fc7ba0 R15: ffff888100176410
FS: 00007f0e84e746c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555770cf948 CR3: 000000012717d000 CR4: 00000000003526a0
Call Trace:
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: 0033:0x7f0e83f9e0d9
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:00007f0e84e74028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f0e84226090 RCX: 00007f0e83f9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000006
RBP: 00007f0e84035024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0e84226128 R14: 00007f0e84226090 R15: 00007ffd79e8b778
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 14573 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: 14573 Comm: syz.3.4066 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:ffffc90000fc7820 EFLAGS: 00010002
RAX: 1ffff1102002ec01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000fc7990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073fb6 R14: 1ffff11020073fb3 R15: 0000000000000ff0
FS: 00007f0e84e746c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555770cf948 CR3: 000000012717d000 CR4: 00000000003526a0
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: 0033:0x7f0e83f9e0d9
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:00007f0e84e74028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f0e84226090 RCX: 00007f0e83f9e0d9
RDX: 0000000000002028 RSI: 0000200000004500 RDI: 0000000000000006
RBP: 00007f0e84035024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0e84226128 R14: 00007f0e84226090 R15: 00007ffd79e8b778
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 14573 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 14573 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: 14573 Comm: syz.3.4066 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:ffffc90000fc77c0 EFLAGS: 00010006
RAX: 1ffff1102002ec01 RBX: ffff888100052600 RCX: ffffffff8173c396
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000fc7938 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073fb6 R14: 1ffff11020073fb3 R15: 0000000000000ff0
FS: 00007f0e84e746c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555770cf948 CR3: 000000012717d000 CR4: 00000000003526a0
Call Trace:
rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4841
rb_buffer_peek+0x4ef/0x930 kernel/trace/ring_buffer.c:-1
ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:5114