RDX: 0000000000004000 RSI: 0000200000000600 RDI: 0000000000000004
RBP: 00007feb9c436b20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007feb9c626038 R14: 00007feb9c625fa0 R15: 00007ffdb6080828
 </TASK>
---[ 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 ffff8881216fb06d by task syz.4.1678/4224

CPU: 0 PID: 4224 Comm: syz.4.1678 Tainted: G        W          syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
Call Trace:
 <TASK>
 __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:6849
 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: 0033:0x7feb9c39f559
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:00007feb9d281028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007feb9c625fa0 RCX: 00007feb9c39f559
RDX: 0000000000004000 RSI: 0000200000000600 RDI: 0000000000000004
RBP: 00007feb9c436b20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007feb9c626038 R14: 00007feb9c625fa0 R15: 00007ffdb6080828
 </TASK>

Allocated by task 2064:
 kasan_save_stack mm/kasan/common.c:46 [inline]
 kasan_set_track+0x4b/0x70 mm/kasan/common.c:53
 kasan_save_alloc_info+0x1f/0x30 mm/kasan/generic.c:505
 __kasan_slab_alloc+0x72/0x80 mm/kasan/common.c:334
 kasan_slab_alloc include/linux/kasan.h:202 [inline]
 slab_post_alloc_hook+0x4f/0x2d0 mm/slab.h:768
 slab_alloc_node mm/slub.c:3382 [inline]
 slab_alloc mm/slub.c:3392 [inline]
 __kmem_cache_alloc_lru mm/slub.c:3399 [inline]
 kmem_cache_alloc+0x166/0x320 mm/slub.c:3408
 getname_flags+0xba/0x510 fs/namei.c:139
 getname+0x19/0x20 fs/namei.c:218
 do_sys_openat2+0xeb/0x820 fs/open.c:1337
 do_sys_open fs/open.c:1359 [inline]
 __do_sys_openat fs/open.c:1375 [inline]
 __se_sys_openat fs/open.c:1370 [inline]
 __x64_sys_openat+0x136/0x160 fs/open.c:1370
 x64_sys_call+0x783/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:258
 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

Freed by task 2064:
 kasan_save_stack mm/kasan/common.c:46 [inline]
 kasan_set_track+0x4b/0x70 mm/kasan/common.c:53
 kasan_save_free_info+0x2b/0x40 mm/kasan/generic.c:516
 ____kasan_slab_free+0x132/0x180 mm/kasan/common.c:242
 __kasan_slab_free+0x11/0x20 mm/kasan/common.c:250
 kasan_slab_free include/linux/kasan.h:178 [inline]
 slab_free_hook mm/slub.c:1750 [inline]
 slab_free_freelist_hook+0xc2/0x190 mm/slub.c:1776
 slab_free mm/slub.c:3712 [inline]
 kmem_cache_free+0x12d/0x300 mm/slub.c:3737
 putname+0x111/0x160 fs/namei.c:272
 do_sys_openat2+0x715/0x820 fs/open.c:1352
 do_sys_open fs/open.c:1359 [inline]
 __do_sys_openat fs/open.c:1375 [inline]
 __se_sys_openat fs/open.c:1370 [inline]
 __x64_sys_openat+0x136/0x160 fs/open.c:1370
 x64_sys_call+0x783/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:258
 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

The buggy address belongs to the object at ffff8881216fa200
 which belongs to the cache names_cache of size 4096
The buggy address is located 3693 bytes inside of
 4096-byte region [ffff8881216fa200, ffff8881216fb200)

The buggy address belongs to the physical page:
page:ffffea000485be00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1216f8
head:ffffea000485be00 order:3 compound_mapcount:0 compound_pincount:0
flags: 0x4000000000010200(slab|head|zone=1)
raw: 4000000000010200 0000000000000000 dead000000000122 ffff8881001ec180
raw: 0000000000000000 0000000000070007 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 3, migratetype Unmovable, gfp_mask 0x1d20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL), pid 2064, tgid 2064 (udevd), ts 91803435567, free_ts 91772948042
 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
 alloc_slab_page+0x6e/0xf0 include/linux/gfp.h:-1
 allocate_slab mm/slub.c:1967 [inline]
 new_slab+0x98/0x3e0 mm/slub.c:2020
 ___slab_alloc+0x70f/0xb70 mm/slub.c:3177
 __slab_alloc+0x5e/0xa0 mm/slub.c:3263
 slab_alloc_node mm/slub.c:3348 [inline]
 slab_alloc mm/slub.c:3392 [inline]
 __kmem_cache_alloc_lru mm/slub.c:3399 [inline]
 kmem_cache_alloc+0x1a8/0x320 mm/slub.c:3408
 getname_flags+0xba/0x510 fs/namei.c:139
 getname+0x19/0x20 fs/namei.c:218
 do_sys_openat2+0xeb/0x820 fs/open.c:1337
 do_sys_open fs/open.c:1359 [inline]
 __do_sys_openat fs/open.c:1375 [inline]
 __se_sys_openat fs/open.c:1370 [inline]
 __x64_sys_openat+0x136/0x160 fs/open.c:1370
 x64_sys_call+0x783/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:258
 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
 __free_slab+0xc7/0x1a0 mm/slub.c:2044
 free_slab mm/slub.c:2059 [inline]
 discard_slab+0x29/0x40 mm/slub.c:2065
 __slab_free+0x201/0x280 mm/slub.c:3625
 do_slab_free mm/slub.c:3666 [inline]
 ___cache_free+0xbf/0xd0 mm/slub.c:3722
 qlink_free mm/kasan/quarantine.c:168 [inline]
 qlist_free_all+0xc6/0x140 mm/kasan/quarantine.c:187
 kasan_quarantine_reduce+0x14a/0x170 mm/kasan/quarantine.c:294
 __kasan_slab_alloc+0x24/0x80 mm/kasan/common.c:311
 kasan_slab_alloc include/linux/kasan.h:202 [inline]
 slab_post_alloc_hook+0x4f/0x2d0 mm/slab.h:768
 slab_alloc_node mm/slub.c:3382 [inline]
 slab_alloc mm/slub.c:3392 [inline]
 __kmem_cache_alloc_lru mm/slub.c:3399 [inline]
 kmem_cache_alloc+0x166/0x320 mm/slub.c:3408
 getname_flags+0xba/0x510 fs/namei.c:139
 vfs_fstatat fs/stat.c:266 [inline]
 __do_sys_newfstatat fs/stat.c:437 [inline]
 __se_sys_newfstatat+0x127/0x440 fs/stat.c:431
 __x64_sys_newfstatat+0x9b/0xb0 fs/stat.c:431
 x64_sys_call+0x77c/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:263

Memory state around the buggy address:
 ffff8881216faf00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff8881216faf80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>ffff8881216fb000: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                                                          ^
 ffff8881216fb080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff8881216fb100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
==================================================================
------------[ cut here ]------------
WARNING: CPU: 1 PID: 4224 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 4224 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 4224 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: 4224 Comm: syz.4.1678 Tainted: G    B   W          syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
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 4f 3b 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 da 3d 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 53 a1 fd ff e9 13 fe
RSP: 0018:ffffc9000dbef940 EFLAGS: 00010002
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff8173cd66
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc9000dbefab0 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff1102000a126 R14: 1ffff1102000a123 R15: 0000000000000fec
FS:  00007feb9d2816c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc2a7af000 CR3: 000000011a3a1000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 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:6873
 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: 0033:0x7feb9c39f559
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:00007feb9d281028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007feb9c625fa0 RCX: 00007feb9c39f559
RDX: 0000000000004000 RSI: 0000200000000600 RDI: 0000000000000004
RBP: 00007feb9c436b20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007feb9c626038 R14: 00007feb9c625fa0 R15: 00007ffdb6080828
 </TASK>
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 4224 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 4224 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 4224 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: 4224 Comm: syz.4.1678 Tainted: G    B   W          syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
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 4f 3b 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 da 3d 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 53 a1 fd ff e9 13 fe
RSP: 0018:ffffc9000dbef940 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff8173cd66
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc9000dbefab8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff1102000a126 R14: 1ffff1102000a123 R15: 0000000000000fec
FS:  00007feb9d2816c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc2a7af000 CR3: 000000011a3a1000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 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:6873
 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: 0033:0x7feb9c39f559
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:00007feb9d281028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007feb9c625fa0 RCX: 00007feb9c39f559
RDX: 0000000000004000 RSI: 0000200000000600 RDI: 0000000000000004
RBP: 00007feb9c436b20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007feb9c626038 R14: 00007feb9c625fa0 R15: 00007ffdb6080828
 </TASK>
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 4224 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 4224 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 4224 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: 4224 Comm: syz.4.1678 Tainted: G    B   W          syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
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 4f 3b 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 da 3d 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 53 a1 fd ff e9 13 fe
RSP: 0018:ffffc9000dbef820 EFLAGS: 00010002
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff8173cd66
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc9000dbef990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff1102000a126 R14: 1ffff1102000a123 R15: 0000000000000fec
FS:  00007feb9d2816c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f95589ecc40 CR3: 000000011a3a1000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 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:6849
 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: 0033:0x7feb9c39f559
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:00007feb9d281028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007feb9c625fa0 RCX: 00007feb9c39f559
RDX: 0000000000004000 RSI: 0000200000000600 RDI: 0000000000000004
RBP: 00007feb9c436b20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007feb9c626038 R14: 00007feb9c625fa0 R15: 00007ffdb6080828
 </TASK>
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 4224 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 4224 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 4224 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: 4224 Comm: syz.4.1678 Tainted: G    B   W          syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
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 4f 3b 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 da 3d 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 53 a1 fd ff e9 13 fe
RSP: 0018:ffffc9000dbef940 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff8173cd66
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc9000dbefab0 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff1102000a126 R14: 1ffff1102000a123 R15: 0000000000000fec
FS:  00007feb9d2816c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f95573f6ff8 CR3: 000000011a3a1000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 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:6873
 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: 0033:0x7feb9c39f559
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:00007feb9d281028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007feb9c625fa0 RCX: 00007feb9c39f559
RDX: 0000000000004000 RSI: 0000200000000600 RDI: 0000000000000004
RBP: 00007feb9c436b20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007feb9c626038 R14: 00007feb9c625fa0 R15: 00007ffdb6080828
 </TASK>
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 4224 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 4224 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 4224 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: 4224 Comm: syz.4.1678 Tainted: G    B   W          syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
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 4f 3b 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 da 3d 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 53 a1 fd ff e9 13 fe
RSP: 0018:ffffc9000dbef940 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff8173cd66
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc9000dbefab8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff1102000a126 R14: 1ffff1102000a123 R15: 0000000000000fec
FS:  00007feb9d2816c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f95573f6ff8 CR3: 000000011a3a1000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 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:6873
 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: 0033:0x7feb9c39f559
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:00007feb9d281028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007feb9c625fa0 RCX: 00007feb9c39f559
RDX: 0000000000004000 RSI: 0000200000000600 RDI: 0000000000000004
RBP: 00007feb9c436b20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007feb9c626038 R14: 00007feb9c625fa0 R15: 00007ffdb6080828
 </TASK>
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 4224 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 4224 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 4224 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: 4224 Comm: syz.4.1678 Tainted: G    B   W          syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
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 4f 3b 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 da 3d 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 53 a1 fd ff e9 13 fe
RSP: 0018:ffffc9000dbef820 EFLAGS: 00010002
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff8173cd66
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc9000dbef990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff1102000a126 R14: 1ffff1102000a123 R15: 0000000000000fec
FS:  00007feb9d2816c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f95573f6ff8 CR3: 000000011a3a1000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 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:6849
 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: 0033:0x7feb9c39f559
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:00007feb9d281028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007feb9c625fa0 RCX: 00007feb9c39f559
RDX: 0000000000004000 RSI: 0000200000000600 RDI: 0000000000000004
RBP: 00007feb9c436b20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007feb9c626038 R14: 00007feb9c625fa0 R15: 00007ffdb6080828
 </TASK>
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 4224 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 4224 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 4224 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: 4224 Comm: syz.4.1678 Tainted: G    B   W          syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
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 4f 3b 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 da 3d 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 53 a1 fd ff e9 13 fe
RSP: 0018:ffffc9000dbef940 EFLAGS: 00010002
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff8173cd66
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc9000dbefab0 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff1102000a126 R14: 1ffff1102000a123 R15: 0000000000000fec
FS:  00007feb9d2816c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9158ff62f8 CR3: 000000011a3a1000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 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:6873
 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: 0033:0x7feb9c39f559
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:00007feb9d281028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007feb9c625fa0 RCX: 00007feb9c39f559
RDX: 0000000000004000 RSI: 0000200000000600 RDI: 0000000000000004
RBP: 00007feb9c436b20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007feb9c626038 R14: 00007feb9c625fa0 R15: 00007ffdb6080828
 </TASK>
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 4224 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 4224 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 4224 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: 4224 Comm: syz.4.1678 Tainted: G    B   W          syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
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 4f 3b 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 da 3d 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 53 a1 fd ff e9 13 fe
RSP: 0018:ffffc9000dbef940 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff8173cd66
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc9000dbefab8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff1102000a126 R14: 1ffff1102000a123 R15: 0000000000000fec
FS:  00007feb9d2816c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9158ff62f8 CR3: 000000011a3a1000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 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:6873
 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: 0033:0x7feb9c39f559
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:00007feb9d281028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007feb9c625fa0 RCX: 00007feb9c39f559
RDX: 0000000000004000 RSI: 0000200000000600 RDI: 0000000000000004
RBP: 00007feb9c436b20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007feb9c626038 R14: 00007feb9c625fa0 R15: 00007ffdb6080828
 </TASK>
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 4224 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 4224 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 4224 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: 4224 Comm: syz.4.1678 Tainted: G    B   W          syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
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 4f 3b 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 da 3d 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 53 a1 fd ff e9 13 fe
RSP: 0018:ffffc9000dbef820 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff8173cd66
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc9000dbef990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff1102000a126 R14: 1ffff1102000a123 R15: 0000000000000fec
FS:  00007feb9d2816c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f95573f6ff8 CR3: 000000011a3a1000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 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:6849
 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: 0033:0x7feb9c39f559
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:00007feb9d281028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007feb9c625fa0 RCX: 00007feb9c39f559
RDX: 0000000000004000 RSI: 0000200000000600 RDI: 0000000000000004
RBP: 00007feb9c436b20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007feb9c626038 R14: 00007feb9c625fa0 R15: 00007ffdb6080828
 </TASK>
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 4224 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 4224 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 4224 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: 4224 Comm: syz.4.1678 Tainted: G    B   W          syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
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 4f 3b 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 da 3d 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 53 a1 fd ff e9 13 fe
RSP: 0018:ffffc9000dbef940 EFLAGS: 00010002
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff8173cd66
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc9000dbefab0 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff1102000a126 R14: 1ffff1102000a123 R15: 0000000000000fec
FS:  00007feb9d2816c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9158ff62f8 CR3: 000000011a3a1000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 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:6873
 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: 0033:0x7feb9c39f559
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:00007feb9d281028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007feb9c625fa0 RCX: 00007feb9c39f559
RDX: 0000000000004000 RSI: 0000200000000600 RDI: 0000000000000004
RBP: 00007feb9c436b20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007feb9c626038 R14: 00007feb9c625fa0 R15: 00007ffdb6080828
 </TASK>
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 4224 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 4224 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 4224 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: 4224 Comm: syz.4.1678 Tainted: G    B   W          syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
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 4f 3b 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 da 3d 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 53 a1 fd ff e9 13 fe
RSP: 0018:ffffc9000dbef940 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff8173cd66
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc9000dbefab8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff1102000a126 R14: 1ffff1102000a123 R15: 0000000000000fec
FS:  00007feb9d2816c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9158ff62f8 CR3: 000000011a3a1000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 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:6873
 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: 0033:0x7feb9c39f559
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:00007feb9d281028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007feb9c625fa0 RCX: 00007feb9c39f559
RDX: 0000000000004000 RSI: 0000200000000600 RDI: 0000000000000004
RBP: 00007feb9c436b20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007feb9c626038 R14: 00007feb9c625fa0 R15: 00007ffdb6080828
 </TASK>
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 4224 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 4224 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 4224 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: 4224 Comm: syz.4.1678 Tainted: G    B   W          syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
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 4f 3b 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 da 3d 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 53 a1 fd ff e9 13 fe
RSP: 0018:ffffc9000dbef820 EFLAGS: 00010002
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff8173cd66
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc9000dbef990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff1102000a126 R14: 1ffff1102000a123 R15: 0000000000000fec
FS:  00007feb9d2816c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9158ff62f8 CR3: 000000011a3a1000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 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:6849
 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: 0033:0x7feb9c39f559
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:00007feb9d281028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007feb9c625fa0 RCX: 00007feb9c39f559
RDX: 0000000000004000 RSI: 0000200000000600 RDI: 0000000000000004
RBP: 00007feb9c436b20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007feb9c626038 R14: 00007feb9c625fa0 R15: 00007ffdb6080828
 </TASK>
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 4224 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 4224 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 4224 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: 4224 Comm: syz.4.1678 Tainted: G    B   W          syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
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 4f 3b 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 da 3d 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 53 a1 fd ff e9 13 fe
RSP: 0018:ffffc9000dbef940 EFLAGS: 00010002
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff8173cd66
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc9000dbefab0 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff1102000a126 R14: 1ffff1102000a123 R15: 0000000000000fec
FS:  00007feb9d2816c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9158ff62f8 CR3: 000000011a3a1000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 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:6873
 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: 0033:0x7feb9c39f559
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:00007feb9d281028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007feb9c625fa0 RCX: 00007feb9c39f559
RDX: 0000000000004000 RSI: 0000200000000600 RDI: 0000000000000004
RBP: 00007feb9c436b20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007feb9c626038 R14: 00007feb9c625fa0 R15: 00007ffdb6080828
 </TASK>
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 4224 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 4224 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 4224 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: 4224 Comm: syz.4.1678 Tainted: G    B   W          syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
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 4f 3b 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 da 3d 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 53 a1 fd ff e9 13 fe
RSP: 0018:ffffc9000dbef940 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff8173cd66
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc9000dbefab8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff1102000a126 R14: 1ffff1102000a123 R15: 0000000000000fec
FS:  00007feb9d2816c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9158ff62f8 CR3: 000000011a3a1000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 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:6873
 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: 0033:0x7feb9c39f559
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:00007feb9d281028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007feb9c625fa0 RCX: 00007feb9c39f559
RDX: 0000000000004000 RSI: 0000200000000600 RDI: 0000000000000004
RBP: 00007feb9c436b20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007feb9c626038 R14: 00007feb9c625fa0 R15: 00007ffdb6080828
 </TASK>
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 4224 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 4224 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 4224 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: 4224 Comm: syz.4.1678 Tainted: G    B   W          syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
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 4f 3b 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 da 3d 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 53 a1 fd ff e9 13 fe
RSP: 0018:ffffc9000dbef820 EFLAGS: 00010012
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff8173cd66
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc9000dbef990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff1102000a126 R14: 1ffff1102000a123 R15: 0000000000000fec
FS:  00007feb9d2816c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055555e4de4e8 CR3: 000000011a3a1000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 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:6849
 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: 0033:0x7feb9c39f559
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:00007feb9d281028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007feb9c625fa0 RCX: 00007feb9c39f559
RDX: 0000000000004000 RSI: 0000200000000600 RDI: 0000000000000004
RBP: 00007feb9c436b20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007feb9c626038 R14: 00007feb9c625fa0 R15: 00007ffdb6080828
 </TASK>
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 4224 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 4224 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 4224 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: 4224 Comm: syz.4.1678 Tainted: G    B   W          syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
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 4f 3b 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 da 3d 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 53 a1 fd ff e9 13 fe
RSP: 0018:ffffc9000dbef940 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff8173cd66
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc9000dbefab0 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff1102000a126 R14: 1ffff1102000a123 R15: 0000000000000fec
FS:  00007feb9d2816c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055555e4de4e8 CR3: 000000011a3a1000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 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:6873
 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: 0033:0x7feb9c39f559
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:00007feb9d281028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007feb9c625fa0 RCX: 00007feb9c39f559
RDX: 0000000000004000 RSI: 0000200000000600 RDI: 0000000000000004
RBP: 00007feb9c436b20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007feb9c626038 R14: 00007feb9c625fa0 R15: 00007ffdb6080828
 </TASK>
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 4224 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 4224 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 4224 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: 4224 Comm: syz.4.1678 Tainted: G    B   W          syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
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 4f 3b 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 da 3d 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 53 a1 fd ff e9 13 fe
RSP: 0018:ffffc9000dbef940 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff8173cd66
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc9000dbefab8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff1102000a126 R14: 1ffff1102000a123 R15: 0000000000000fec
FS:  00007feb9d2816c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055555e4de4e8 CR3: 000000011a3a1000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 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:6873
 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: 0033:0x7feb9c39f559
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:00007feb9d281028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007feb9c625fa0 RCX: 00007feb9c39f559
RDX: 0000000000004000 RSI: 0000200000000600 RDI: 0000000000000004
RBP: 00007feb9c436b20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007feb9c626038 R14: 00007feb9c625fa0 R15: 00007ffdb6080828
 </TASK>
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 4224 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 4224 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 4224 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: 4224 Comm: syz.4.1678 Tainted: G    B   W          syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
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 4f 3b 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 da 3d 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 53 a1 fd ff e9 13 fe
RSP: 0018:ffffc9000dbef820 EFLAGS: 00010002
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff8173cd66
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc9000dbef990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff1102000a126 R14: 1ffff1102000a123 R15: 0000000000000fec
FS:  00007feb9d2816c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055555e4de4e8 CR3: 000000011a3a1000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 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:6849
 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: 0033:0x7feb9c39f559
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:00007feb9d281028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007feb9c625fa0 RCX: 00007feb9c39f559
RDX: 0000000000004000 RSI: 0000200000000600 RDI: 0000000000000004
RBP: 00007feb9c436b20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007feb9c626038 R14: 00007feb9c625fa0 R15: 00007ffdb6080828
 </TASK>
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 4224 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 4224 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 4224 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: 4224 Comm: syz.4.1678 Tainted: G    B   W          syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
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 4f 3b 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 da 3d 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 53 a1 fd ff e9 13 fe
RSP: 0018:ffffc9000dbef940 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff8173cd66
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc9000dbefab0 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff1102000a126 R14: 1ffff1102000a123 R15: 0000000000000fec
FS:  00007feb9d2816c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055555e4de4e8 CR3: 000000011a3a1000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 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:6873
 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: 0033:0x7feb9c39f559
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:00007feb9d281028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007feb9c625fa0 RCX: 00007feb9c39f559
RDX: 0000000000004000 RSI: 0000200000000600 RDI: 0000000000000004
RBP: 00007feb9c436b20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007feb9c626038 R14: 00007feb9c625fa0 R15: 00007ffdb6080828
 </TASK>
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 4224 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 4224 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 4224 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: 4224 Comm: syz.4.1678 Tainted: G    B   W          syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
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 4f 3b 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 da 3d 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 53 a1 fd ff e9 13 fe
RSP: 0018:ffffc9000dbef940 EFLAGS: 00010002
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff8173cd66
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc9000dbefab8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff1102000a126 R14: 1ffff1102000a123 R15: 0000000000000fec
FS:  00007feb9d2816c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055555e4de4e8 CR3: 000000011a3a1000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 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:6873
 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: 0033:0x7feb9c39f559
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:00007feb9d281028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007feb9c625fa0 RCX: 00007feb9c39f559
RDX: 0000000000004000 RSI: 0000200000000600 RDI: 0000000000000004
RBP: 00007feb9c436b20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007feb9c626038 R14: 00007feb9c625fa0 R15: 00007ffdb6080828
 </TASK>
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 4224 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 1 PID: 4224 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 1 PID: 4224 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: 4224 Comm: syz.4.1678 Tainted: G    B   W          syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
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 4f 3b 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 da 3d 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 53 a1 fd ff e9 13 fe
RSP: 0018:ffffc9000dbef820 EFLAGS: 00010002
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff8173cd66
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc9000dbef990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff1102000a126 R14: 1ffff1102000a123 R15: 0000000000000fec
FS:  00007feb9d2816c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055555e4de4e8 CR3: 000000011a3a1000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 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:6849
 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: 0033:0x7feb9c39f559
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:00007feb9d281028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007feb9c625fa0 RCX: 00007feb9c39f559
RDX: 0000000000004000 RSI: 0000200000000600 RDI: 0000000000000004
RBP: 00007feb9c436b20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007feb9c626038 R14: 00007feb9c625fa0 R15: 00007ffdb6080828
 </TASK>
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 4224 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 4224 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 4224 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: 4224 Comm: syz.4.1678 Tainted: G    B   W          syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
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 4f 3b 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 da 3d 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 53 a1 fd ff e9 13 fe
RSP: 0018:ffffc9000dbef940 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff8173cd66
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc9000dbefab0 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff1102000a126 R14: 1ffff1102000a123 R15: 0000000000000fec
FS:  00007feb9d2816c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f56c5f41e80 CR3: 000000011a3a1000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 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:6873
 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: 0033:0x7feb9c39f559
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:00007feb9d281028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007feb9c625fa0 RCX: 00007feb9c39f559
RDX: 0000000000004000 RSI: 0000200000000600 RDI: 0000000000000004
RBP: 00007feb9c436b20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007feb9c626038 R14: 00007feb9c625fa0 R15: 00007ffdb6080828
 </TASK>
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 4224 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 4224 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 4224 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: 4224 Comm: syz.4.1678 Tainted: G    B   W          syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
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 4f 3b 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 da 3d 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 53 a1 fd ff e9 13 fe
RSP: 0018:ffffc9000dbef940 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff8173cd66
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc9000dbefab8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff1102000a126 R14: 1ffff1102000a123 R15: 0000000000000fec
FS:  00007feb9d2816c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f56c5f41e80 CR3: 000000011a3a1000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 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:6873
 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: 0033:0x7feb9c39f559
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:00007feb9d281028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007feb9c625fa0 RCX: 00007feb9c39f559
RDX: 0000000000004000 RSI: 0000200000000600 RDI: 0000000000000004
RBP: 00007feb9c436b20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007feb9c626038 R14: 00007feb9c625fa0 R15: 00007ffdb6080828
 </TASK>
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 4224 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 4224 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 4224 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: 4224 Comm: syz.4.1678 Tainted: G    B   W          syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
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 4f 3b 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 da 3d 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 53 a1 fd ff e9 13 fe
RSP: 0018:ffffc9000dbef820 EFLAGS: 00010002
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff8173cd66
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc9000dbef990 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff1102000a126 R14: 1ffff1102000a123 R15: 0000000000000fec
FS:  00007feb9d2816c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f56c5f41e80 CR3: 000000011a3a1000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 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:6849
 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: 0033:0x7feb9c39f559
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:00007feb9d281028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007feb9c625fa0 RCX: 00007feb9c39f559
RDX: 0000000000004000 RSI: 0000200000000600 RDI: 0000000000000004
RBP: 00007feb9c436b20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007feb9c626038 R14: 00007feb9c625fa0 R15: 00007ffdb6080828
 </TASK>
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 4224 at kernel/trace/ring_buffer.c:4773 arch_atomic_inc include/linux/instrumented.h:102 [inline]
WARNING: CPU: 0 PID: 4224 at kernel/trace/ring_buffer.c:4773 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline]
WARNING: CPU: 0 PID: 4224 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: 4224 Comm: syz.4.1678 Tainted: G    B   W          syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
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 4f 3b 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 da 3d 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 53 a1 fd ff e9 13 fe
RSP: 0018:ffffc9000dbef940 EFLAGS: 00010002
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff8173cd66
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc9000dbefab0 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000
R13: 1ffff1102000a126 R14: 1ffff1102000a123 R15: 0000000000000fec
FS:  00007feb9d2816c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f56c5f41e80 CR3: 000000011a3a1000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 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:6873
 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: 0033:0x7feb9c39f559