R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6346426038 R14: 00007f6346425fa0 R15: 00007ffce9d2a0e8
---[ end trace 0000000000000000 ]---
==================================================================
BUG: KASAN: use-after-free in rb_buffer_peek+0x88d/0x930 kernel/trace/ring_buffer.c:4920
Read of size 4 at addr ffff888124a7606d by task syz.9.2314/6913
CPU: 1 PID: 6913 Comm: syz.9.2314 Tainted: G W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/08/2026
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:4920
ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:5115
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: 0033:0x7f634619e159
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:00007f63470d3028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f6346425fa0 RCX: 00007f634619e159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 000000000000000a
RBP: 00007f634623503b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6346426038 R14: 00007f6346425fa0 R15: 00007ffce9d2a0e8
The buggy address belongs to the physical page:
page:ffffea0004929d80 refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x124a76
flags: 0x4000000000000000(zone=1)
raw: 4000000000000000 dead000000000100 dead000000000122 0000000000000000
raw: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as freed
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x506dc2(GFP_HIGHUSER|__GFP_NOWARN|__GFP_RETRY_MAYFAIL|__GFP_ZERO|__GFP_ACCOUNT), pid 4623, tgid 4622 (syz.4.1516), ts 182792859216, free_ts 183164978619
set_page_owner include/linux/page_owner.h:33 [inline]
post_alloc_hook+0x1f5/0x210 mm/page_alloc.c:2673
prep_new_page+0x1c/0x110 mm/page_alloc.c:2680
get_page_from_freelist+0x2ca9/0x2d20 mm/page_alloc.c:4587
__alloc_pages+0x1fa/0x610 mm/page_alloc.c:5931
vm_area_alloc_pages mm/vmalloc.c:-1 [inline]
__vmalloc_area_node mm/vmalloc.c:3084 [inline]
__vmalloc_node_range+0x8ca/0x1440 mm/vmalloc.c:3256
__bpf_map_area_alloc kernel/bpf/syscall.c:334 [inline]
bpf_map_area_alloc+0xd7/0xe0 kernel/bpf/syscall.c:341
prealloc_init+0x13e/0x920 kernel/bpf/hashtab.c:316
htab_map_alloc+0xb03/0xfb0 kernel/bpf/hashtab.c:568
find_and_alloc_map kernel/bpf/syscall.c:133 [inline]
map_create+0x467/0xcf0 kernel/bpf/syscall.c:1126
__sys_bpf+0x34e/0x850 kernel/bpf/syscall.c:4988
__do_sys_bpf kernel/bpf/syscall.c:5110 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5108 [inline]
__x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5108
x64_sys_call+0x488/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:322
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
page last free stack trace:
reset_page_owner include/linux/page_owner.h:26 [inline]
free_pages_prepare mm/page_alloc.c:1581 [inline]
free_pcp_prepare mm/page_alloc.c:1655 [inline]
free_unref_page_prepare+0x81b/0x820 mm/page_alloc.c:3622
free_unref_page+0x93/0x530 mm/page_alloc.c:3720
free_the_page mm/page_alloc.c:863 [inline]
__free_pages+0x67/0x100 mm/page_alloc.c:6021
__vunmap+0xa3c/0xc00 mm/vmalloc.c:2739
__vfree mm/vmalloc.c:2788 [inline]
vfree+0x61/0x90 mm/vmalloc.c:2819
kvfree+0x26/0x40 mm/util.c:637
bpf_map_area_free+0x15/0x20 kernel/bpf/syscall.c:351
htab_free_elems kernel/bpf/hashtab.c:279 [inline]
prealloc_destroy+0x2b0/0x370 kernel/bpf/hashtab.c:369
htab_map_free+0x6bc/0x970 kernel/bpf/hashtab.c:1531
bpf_map_free_deferred+0x104/0x1c0 kernel/bpf/syscall.c:637
process_one_work+0x717/0xc30 kernel/workqueue.c:2302
worker_thread+0xa4d/0x11d0 kernel/workqueue.c:2449
kthread+0x281/0x320 kernel/kthread.c:386
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
Memory state around the buggy address:
ffff888124a75f00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
ffff888124a75f80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
>ffff888124a76000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
^
ffff888124a76080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
ffff888124a76100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
==================================================================
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Modules linked in:
CPU: 0 PID: 6913 Comm: syz.9.2314 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/08/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 8f 2c 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 1a 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 23 a1 fd ff e9 13 fe
RSP: 0018:ffffc900032b7940 EFLAGS: 00010002
RAX: 1ffff1102002ea01 RBX: ffff888100052600 RCX: ffffffff8173c866
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc900032b7ab0 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073e56 R14: 1ffff11020073e53 R15: 000000000000015c
FS: 00007f63470d36c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa3a8621dc4 CR3: 000000011d951000 CR4: 00000000003526b0
Call Trace:
rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4914
ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5195
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: 0033:0x7f634619e159
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:00007f63470d3028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f6346425fa0 RCX: 00007f634619e159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 000000000000000a
RBP: 00007f634623503b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6346426038 R14: 00007f6346425fa0 R15: 00007ffce9d2a0e8
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Modules linked in:
CPU: 0 PID: 6913 Comm: syz.9.2314 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/08/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 8f 2c 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 1a 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 23 a1 fd ff e9 13 fe
RSP: 0018:ffffc900032b7940 EFLAGS: 00010006
RAX: 1ffff1102002ea01 RBX: ffff888100052600 RCX: ffffffff8173c866
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc900032b7ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073e56 R14: 1ffff11020073e53 R15: 000000000000015c
FS: 00007f63470d36c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa3a8621dc4 CR3: 000000011d951000 CR4: 00000000003526b0
Call Trace:
rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4842
ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5198
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: 0033:0x7f634619e159
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:00007f63470d3028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f6346425fa0 RCX: 00007f634619e159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 000000000000000a
RBP: 00007f634623503b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6346426038 R14: 00007f6346425fa0 R15: 00007ffce9d2a0e8
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Modules linked in:
CPU: 1 PID: 6913 Comm: syz.9.2314 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/08/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 8f 2c 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 1a 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 23 a1 fd ff e9 13 fe
RSP: 0018:ffffc900032b7820 EFLAGS: 00010002
RAX: 1ffff1102002ea01 RBX: ffff888100052600 RCX: ffffffff8173c866
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc900032b7990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073e56 R14: 1ffff11020073e53 R15: 000000000000015c
FS: 00007f63470d36c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fee89e4deaa CR3: 000000011d951000 CR4: 00000000003526a0
DR0: 00000000000000d8 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4914
ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:5115
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: 0033:0x7f634619e159
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:00007f63470d3028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f6346425fa0 RCX: 00007f634619e159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 000000000000000a
RBP: 00007f634623503b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6346426038 R14: 00007f6346425fa0 R15: 00007ffce9d2a0e8
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Modules linked in:
CPU: 1 PID: 6913 Comm: syz.9.2314 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/08/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 8f 2c 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 1a 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 23 a1 fd ff e9 13 fe
RSP: 0018:ffffc900032b7940 EFLAGS: 00010006
RAX: 1ffff1102002ea01 RBX: ffff888100052600 RCX: ffffffff8173c866
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc900032b7ab0 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073e56 R14: 1ffff11020073e53 R15: 000000000000015c
FS: 00007f63470d36c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f03415ef2f8 CR3: 000000011d951000 CR4: 00000000003526a0
DR0: 00000000000000d8 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4914
ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5195
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: 0033:0x7f634619e159
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:00007f63470d3028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f6346425fa0 RCX: 00007f634619e159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 000000000000000a
RBP: 00007f634623503b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6346426038 R14: 00007f6346425fa0 R15: 00007ffce9d2a0e8
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Modules linked in:
CPU: 1 PID: 6913 Comm: syz.9.2314 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/08/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 8f 2c 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 1a 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 23 a1 fd ff e9 13 fe
RSP: 0018:ffffc900032b7940 EFLAGS: 00010006
RAX: 1ffff1102002ea01 RBX: ffff888100052600 RCX: ffffffff8173c866
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc900032b7ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073e56 R14: 1ffff11020073e53 R15: 000000000000015c
FS: 00007f63470d36c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f03415ef2f8 CR3: 000000011d951000 CR4: 00000000003526a0
DR0: 00000000000000d8 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4842
ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5198
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: 0033:0x7f634619e159
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:00007f63470d3028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f6346425fa0 RCX: 00007f634619e159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 000000000000000a
RBP: 00007f634623503b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6346426038 R14: 00007f6346425fa0 R15: 00007ffce9d2a0e8
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Modules linked in:
CPU: 0 PID: 6913 Comm: syz.9.2314 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/08/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 8f 2c 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 1a 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 23 a1 fd ff e9 13 fe
RSP: 0018:ffffc900032b7820 EFLAGS: 00010002
RAX: 1ffff1102002ea01 RBX: ffff888100052600 RCX: ffffffff8173c866
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc900032b7990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073e56 R14: 1ffff11020073e53 R15: 000000000000015c
FS: 00007f63470d36c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f608063c000 CR3: 000000011d951000 CR4: 00000000003526b0
Call Trace:
rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4914
ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:5115
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: 0033:0x7f634619e159
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:00007f63470d3028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f6346425fa0 RCX: 00007f634619e159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 000000000000000a
RBP: 00007f634623503b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6346426038 R14: 00007f6346425fa0 R15: 00007ffce9d2a0e8
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Modules linked in:
CPU: 1 PID: 6913 Comm: syz.9.2314 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/08/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 8f 2c 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 1a 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 23 a1 fd ff e9 13 fe
RSP: 0018:ffffc900032b7940 EFLAGS: 00010002
RAX: 1ffff1102002ea01 RBX: ffff888100052600 RCX: ffffffff8173c866
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc900032b7ab0 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073e56 R14: 1ffff11020073e53 R15: 000000000000015c
FS: 00007f63470d36c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f60803f72db CR3: 000000011d951000 CR4: 00000000003526a0
DR0: 00000000000000d8 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4914
ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5195
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: 0033:0x7f634619e159
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:00007f63470d3028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f6346425fa0 RCX: 00007f634619e159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 000000000000000a
RBP: 00007f634623503b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6346426038 R14: 00007f6346425fa0 R15: 00007ffce9d2a0e8
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Modules linked in:
CPU: 1 PID: 6913 Comm: syz.9.2314 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/08/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 8f 2c 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 1a 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 23 a1 fd ff e9 13 fe
RSP: 0018:ffffc900032b7940 EFLAGS: 00010006
RAX: 1ffff1102002ea01 RBX: ffff888100052600 RCX: ffffffff8173c866
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc900032b7ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073e56 R14: 1ffff11020073e53 R15: 000000000000015c
FS: 00007f63470d36c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f60803f72db CR3: 000000011d951000 CR4: 00000000003526a0
DR0: 00000000000000d8 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4842
ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5198
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: 0033:0x7f634619e159
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:00007f63470d3028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f6346425fa0 RCX: 00007f634619e159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 000000000000000a
RBP: 00007f634623503b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6346426038 R14: 00007f6346425fa0 R15: 00007ffce9d2a0e8
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Modules linked in:
CPU: 1 PID: 6913 Comm: syz.9.2314 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/08/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 8f 2c 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 1a 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 23 a1 fd ff e9 13 fe
RSP: 0018:ffffc900032b7820 EFLAGS: 00010006
RAX: 1ffff1102002ea01 RBX: ffff888100052600 RCX: ffffffff8173c866
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc900032b7990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073e56 R14: 1ffff11020073e53 R15: 000000000000015c
FS: 00007f63470d36c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f60803f72db CR3: 000000011d951000 CR4: 00000000003526a0
DR0: 00000000000000d8 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4914
ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:5115
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: 0033:0x7f634619e159
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:00007f63470d3028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f6346425fa0 RCX: 00007f634619e159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 000000000000000a
RBP: 00007f634623503b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6346426038 R14: 00007f6346425fa0 R15: 00007ffce9d2a0e8
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Modules linked in:
CPU: 1 PID: 6913 Comm: syz.9.2314 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/08/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 8f 2c 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 1a 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 23 a1 fd ff e9 13 fe
RSP: 0018:ffffc900032b7940 EFLAGS: 00010002
RAX: 1ffff1102002ea01 RBX: ffff888100052600 RCX: ffffffff8173c866
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc900032b7ab0 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073e56 R14: 1ffff11020073e53 R15: 000000000000015c
FS: 00007f63470d36c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f60803f72db CR3: 000000011d951000 CR4: 00000000003526a0
DR0: 00000000000000d8 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4914
ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5195
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: 0033:0x7f634619e159
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:00007f63470d3028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f6346425fa0 RCX: 00007f634619e159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 000000000000000a
RBP: 00007f634623503b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6346426038 R14: 00007f6346425fa0 R15: 00007ffce9d2a0e8
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Modules linked in:
CPU: 1 PID: 6913 Comm: syz.9.2314 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/08/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 8f 2c 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 1a 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 23 a1 fd ff e9 13 fe
RSP: 0018:ffffc900032b7940 EFLAGS: 00010006
RAX: 1ffff1102002ea01 RBX: ffff888100052600 RCX: ffffffff8173c866
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc900032b7ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073e56 R14: 1ffff11020073e53 R15: 000000000000015c
FS: 00007f63470d36c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f60803f72db CR3: 000000011d951000 CR4: 00000000003526a0
DR0: 00000000000000d8 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4842
ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5198
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: 0033:0x7f634619e159
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:00007f63470d3028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f6346425fa0 RCX: 00007f634619e159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 000000000000000a
RBP: 00007f634623503b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6346426038 R14: 00007f6346425fa0 R15: 00007ffce9d2a0e8
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Modules linked in:
CPU: 0 PID: 6913 Comm: syz.9.2314 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/08/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 8f 2c 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 1a 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 23 a1 fd ff e9 13 fe
RSP: 0018:ffffc900032b7820 EFLAGS: 00010002
RAX: 1ffff1102002ea01 RBX: ffff888100052600 RCX: ffffffff8173c866
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc900032b7990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073e56 R14: 1ffff11020073e53 R15: 000000000000015c
FS: 00007f63470d36c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd2dadbbc0 CR3: 000000011d951000 CR4: 00000000003506b0
Call Trace:
rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4914
ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:5115
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: 0033:0x7f634619e159
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:00007f63470d3028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f6346425fa0 RCX: 00007f634619e159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 000000000000000a
RBP: 00007f634623503b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6346426038 R14: 00007f6346425fa0 R15: 00007ffce9d2a0e8
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Modules linked in:
CPU: 0 PID: 6913 Comm: syz.9.2314 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/08/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 8f 2c 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 1a 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 23 a1 fd ff e9 13 fe
RSP: 0018:ffffc900032b7940 EFLAGS: 00010002
RAX: 1ffff1102002ea01 RBX: ffff888100052600 RCX: ffffffff8173c866
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc900032b7ab0 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073e56 R14: 1ffff11020073e53 R15: 000000000000015c
FS: 00007f63470d36c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd2dadbbc0 CR3: 000000011d951000 CR4: 00000000003506b0
Call Trace:
rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4914
ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5195
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: 0033:0x7f634619e159
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:00007f63470d3028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f6346425fa0 RCX: 00007f634619e159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 000000000000000a
RBP: 00007f634623503b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6346426038 R14: 00007f6346425fa0 R15: 00007ffce9d2a0e8
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Modules linked in:
CPU: 0 PID: 6913 Comm: syz.9.2314 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/08/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 8f 2c 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 1a 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 23 a1 fd ff e9 13 fe
RSP: 0018:ffffc900032b7940 EFLAGS: 00010006
RAX: 1ffff1102002ea01 RBX: ffff888100052600 RCX: ffffffff8173c866
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc900032b7ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073e56 R14: 1ffff11020073e53 R15: 000000000000015c
FS: 00007f63470d36c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd2dadbbc0 CR3: 000000011d951000 CR4: 00000000003506b0
Call Trace:
rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4842
ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5198
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: 0033:0x7f634619e159
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:00007f63470d3028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f6346425fa0 RCX: 00007f634619e159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 000000000000000a
RBP: 00007f634623503b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6346426038 R14: 00007f6346425fa0 R15: 00007ffce9d2a0e8
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Modules linked in:
CPU: 1 PID: 6913 Comm: syz.9.2314 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/08/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 8f 2c 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 1a 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 23 a1 fd ff e9 13 fe
RSP: 0018:ffffc900032b7820 EFLAGS: 00010012
RAX: 1ffff1102002ea01 RBX: ffff888100052600 RCX: ffffffff8173c866
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc900032b7990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073e56 R14: 1ffff11020073e53 R15: 000000000000015c
FS: 00007f63470d36c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fee89fef2f8 CR3: 000000011d951000 CR4: 00000000003506a0
DR0: 00000000000000d8 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4914
ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:5115
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: 0033:0x7f634619e159
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:00007f63470d3028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f6346425fa0 RCX: 00007f634619e159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 000000000000000a
RBP: 00007f634623503b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6346426038 R14: 00007f6346425fa0 R15: 00007ffce9d2a0e8
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Modules linked in:
CPU: 0 PID: 6913 Comm: syz.9.2314 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/08/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 8f 2c 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 1a 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 23 a1 fd ff e9 13 fe
RSP: 0018:ffffc900032b7940 EFLAGS: 00010006
RAX: 1ffff1102002ea01 RBX: ffff888100052600 RCX: ffffffff8173c866
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc900032b7ab0 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073e56 R14: 1ffff11020073e53 R15: 000000000000015c
FS: 00007f63470d36c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd2dadbbc0 CR3: 000000011d951000 CR4: 00000000003506b0
Call Trace:
rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4914
ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5195
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: 0033:0x7f634619e159
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:00007f63470d3028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f6346425fa0 RCX: 00007f634619e159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 000000000000000a
RBP: 00007f634623503b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6346426038 R14: 00007f6346425fa0 R15: 00007ffce9d2a0e8
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Modules linked in:
CPU: 0 PID: 6913 Comm: syz.9.2314 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/08/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 8f 2c 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 1a 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 23 a1 fd ff e9 13 fe
RSP: 0018:ffffc900032b7940 EFLAGS: 00010006
RAX: 1ffff1102002ea01 RBX: ffff888100052600 RCX: ffffffff8173c866
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc900032b7ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073e56 R14: 1ffff11020073e53 R15: 000000000000015c
FS: 00007f63470d36c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd2dadbbc0 CR3: 000000011d951000 CR4: 00000000003506b0
Call Trace:
rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4842
ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5198
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: 0033:0x7f634619e159
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:00007f63470d3028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f6346425fa0 RCX: 00007f634619e159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 000000000000000a
RBP: 00007f634623503b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6346426038 R14: 00007f6346425fa0 R15: 00007ffce9d2a0e8
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Modules linked in:
CPU: 0 PID: 6913 Comm: syz.9.2314 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/08/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 8f 2c 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 1a 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 23 a1 fd ff e9 13 fe
RSP: 0018:ffffc900032b7820 EFLAGS: 00010002
RAX: 1ffff1102002ea01 RBX: ffff888100052600 RCX: ffffffff8173c866
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc900032b7990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073e56 R14: 1ffff11020073e53 R15: 000000000000015c
FS: 00007f63470d36c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd2dadbbc0 CR3: 000000011d951000 CR4: 00000000003506b0
Call Trace:
rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4914
ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:5115
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: 0033:0x7f634619e159
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:00007f63470d3028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f6346425fa0 RCX: 00007f634619e159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 000000000000000a
RBP: 00007f634623503b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6346426038 R14: 00007f6346425fa0 R15: 00007ffce9d2a0e8
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Modules linked in:
CPU: 0 PID: 6913 Comm: syz.9.2314 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/08/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 8f 2c 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 1a 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 23 a1 fd ff e9 13 fe
RSP: 0018:ffffc900032b7940 EFLAGS: 00010006
RAX: 1ffff1102002ea01 RBX: ffff888100052600 RCX: ffffffff8173c866
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc900032b7ab0 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073e56 R14: 1ffff11020073e53 R15: 000000000000015c
FS: 00007f63470d36c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd2dadbbc0 CR3: 000000011d951000 CR4: 00000000003506b0
Call Trace:
rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4914
ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5195
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: 0033:0x7f634619e159
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:00007f63470d3028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f6346425fa0 RCX: 00007f634619e159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 000000000000000a
RBP: 00007f634623503b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6346426038 R14: 00007f6346425fa0 R15: 00007ffce9d2a0e8
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Modules linked in:
CPU: 0 PID: 6913 Comm: syz.9.2314 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/08/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 8f 2c 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 1a 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 23 a1 fd ff e9 13 fe
RSP: 0018:ffffc900032b7940 EFLAGS: 00010002
RAX: 1ffff1102002ea01 RBX: ffff888100052600 RCX: ffffffff8173c866
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc900032b7ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073e56 R14: 1ffff11020073e53 R15: 000000000000015c
FS: 00007f63470d36c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd2dadbbc0 CR3: 000000011d951000 CR4: 00000000003506b0
Call Trace:
rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4842
ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5198
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: 0033:0x7f634619e159
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:00007f63470d3028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f6346425fa0 RCX: 00007f634619e159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 000000000000000a
RBP: 00007f634623503b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6346426038 R14: 00007f6346425fa0 R15: 00007ffce9d2a0e8
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Modules linked in:
CPU: 0 PID: 6913 Comm: syz.9.2314 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/08/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 8f 2c 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 1a 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 23 a1 fd ff e9 13 fe
RSP: 0018:ffffc900032b7820 EFLAGS: 00010002
RAX: 1ffff1102002ea01 RBX: ffff888100052600 RCX: ffffffff8173c866
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc900032b7990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073e56 R14: 1ffff11020073e53 R15: 000000000000015c
FS: 00007f63470d36c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd2dadbbc0 CR3: 000000011d951000 CR4: 00000000003506b0
Call Trace:
rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4914
ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:5115
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: 0033:0x7f634619e159
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:00007f63470d3028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f6346425fa0 RCX: 00007f634619e159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 000000000000000a
RBP: 00007f634623503b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6346426038 R14: 00007f6346425fa0 R15: 00007ffce9d2a0e8
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Modules linked in:
CPU: 0 PID: 6913 Comm: syz.9.2314 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/08/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 8f 2c 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 1a 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 23 a1 fd ff e9 13 fe
RSP: 0018:ffffc900032b7940 EFLAGS: 00010006
RAX: 1ffff1102002ea01 RBX: ffff888100052600 RCX: ffffffff8173c866
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc900032b7ab0 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073e56 R14: 1ffff11020073e53 R15: 000000000000015c
FS: 00007f63470d36c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd2dadbbc0 CR3: 000000011d951000 CR4: 00000000003506b0
Call Trace:
rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4914
ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5195
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: 0033:0x7f634619e159
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:00007f63470d3028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f6346425fa0 RCX: 00007f634619e159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 000000000000000a
RBP: 00007f634623503b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6346426038 R14: 00007f6346425fa0 R15: 00007ffce9d2a0e8
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 6913 at kernel/trace/ring_buffer.c:4773 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Modules linked in:
CPU: 0 PID: 6913 Comm: syz.9.2314 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/08/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 8f 2c 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 1a 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 23 a1 fd ff e9 13 fe
RSP: 0018:ffffc900032b7940 EFLAGS: 00010006
RAX: 1ffff1102002ea01 RBX: ffff888100052600 RCX: ffffffff8173c866
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc900032b7ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073e56 R14: 1ffff11020073e53 R15: 000000000000015c
FS: 00007f63470d36c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd2dadbbc0 CR3: 000000011d951000 CR4: 00000000003506b0
Call Trace:
rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4842
ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5198
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: 0033:0x7f634619e159
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:00007f63470d3028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f6346425fa0 RCX: 00007f634619e159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 000000000000000a
RBP: 00007f634623503b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6346426038 R14: 00007f6346425fa0 R15: 00007ffce9d2a0e8
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Modules linked in:
CPU: 1 PID: 6913 Comm: syz.9.2314 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/08/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 8f 2c 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 1a 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 23 a1 fd ff e9 13 fe
RSP: 0018:ffffc900032b7820 EFLAGS: 00010002
RAX: 1ffff1102002ea01 RBX: ffff888100052600 RCX: ffffffff8173c866
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc900032b7990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073e56 R14: 1ffff11020073e53 R15: 000000000000015c
FS: 00007f63470d36c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055558b6834e8 CR3: 000000011d951000 CR4: 00000000003506a0
DR0: 00000000000000d8 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4914
ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:5115
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: 0033:0x7f634619e159
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:00007f63470d3028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f6346425fa0 RCX: 00007f634619e159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 000000000000000a
RBP: 00007f634623503b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6346426038 R14: 00007f6346425fa0 R15: 00007ffce9d2a0e8
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Modules linked in:
CPU: 1 PID: 6913 Comm: syz.9.2314 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/08/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 8f 2c 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 1a 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 23 a1 fd ff e9 13 fe
RSP: 0018:ffffc900032b7940 EFLAGS: 00010002
RAX: 1ffff1102002ea01 RBX: ffff888100052600 RCX: ffffffff8173c866
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc900032b7ab0 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073e56 R14: 1ffff11020073e53 R15: 000000000000015c
FS: 00007f63470d36c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055558b6834e8 CR3: 000000011d951000 CR4: 00000000003506a0
DR0: 00000000000000d8 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4914
ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5195
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: 0033:0x7f634619e159
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:00007f63470d3028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f6346425fa0 RCX: 00007f634619e159
RDX: 0000000000004000 RSI: 00002000000091c0 RDI: 000000000000000a
RBP: 00007f634623503b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6346426038 R14: 00007f6346425fa0 R15: 00007ffce9d2a0e8
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 6913 at kernel/trace/ring_buffer.c:4773 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Modules linked in:
CPU: 1 PID: 6913 Comm: syz.9.2314 Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/08/2026
RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4772
Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 8f 2c 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 1a 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 23 a1 fd ff e9 13 fe
RSP: 0018:ffffc900032b7940 EFLAGS: 00010006
RAX: 1ffff1102002ea01 RBX: ffff888100052600 RCX: ffffffff8173c866
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc900032b7ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff11020073e56 R14: 1ffff11020073e53 R15: 000000000000015c
FS: 00007f63470d36c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055558b6834e8 CR3: 000000011d951000 CR4: 00000000003506a0
DR0: 00000000000000d8 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4842
ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5198
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: 0033:0x7f634619e159