RBP: 00007f99cad49ec4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f99caf3b038 R14: 00007f99caf3afa0 R15: 00007ffd852427f8
 </TASK>
---[ end trace 2b41b05416fd5f05 ]---
==================================================================
BUG: KASAN: slab-out-of-bounds in rb_buffer_peek+0x71a/0x7a0 kernel/trace/ring_buffer.c:4746
Read of size 4 at addr ffff88810047b45a by task syz.7.547/1639

CPU: 0 PID: 1639 Comm: syz.7.547 Tainted: G        W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 print_address_description+0x7f/0x2c0 mm/kasan/report.c:248
 __kasan_report mm/kasan/report.c:427 [inline]
 kasan_report+0x10f/0x150 mm/kasan/report.c:444
 __asan_report_load4_noabort+0x14/0x20 mm/kasan/report_generic.c:308
 rb_buffer_peek+0x71a/0x7a0 kernel/trace/ring_buffer.c:4746
 ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:4940
 peek_next_entry kernel/trace/trace.c:3571 [inline]
 __find_next_entry+0x34d/0x6b0 kernel/trace/trace.c:3615
 trace_find_next_entry_inc kernel/trace/trace.c:3996 [inline]
 tracing_read_pipe+0x3b8/0xab0 kernel/trace/trace.c:6821
 vfs_read+0x28c/0xc20 fs/read_write.c:483
 ksys_read+0x14a/0x260 fs/read_write.c:623
 __do_sys_read fs/read_write.c:633 [inline]
 __se_sys_read fs/read_write.c:631 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:631
 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f99cacb2f99
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:00007f99c970c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f99caf3afa0 RCX: 00007f99cacb2f99
RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000009
RBP: 00007f99cad49ec4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f99caf3b038 R14: 00007f99caf3afa0 R15: 00007ffd852427f8
 </TASK>

Allocated by task 0:
(stack is not available)

The buggy address belongs to the object at ffff88810047b300
 which belongs to the cache dax_cache of size 936
The buggy address is located 346 bytes inside of
 936-byte region [ffff88810047b300, ffff88810047b6a8)
The buggy address belongs to the page:
page:ffffea0004011e00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x100478
head:ffffea0004011e00 order:2 compound_mapcount:0 compound_pincount:0
flags: 0x4000000000010200(slab|head|zone=1)
raw: 4000000000010200 0000000000000000 dead000000000122 ffff8881081aaf00
raw: 0000000000000000 00000000800f000f 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 2, migratetype Reclaimable, gfp_mask 0xd20d0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_RECLAIMABLE), pid 1, ts 1749504696, free_ts 0
 set_page_owner include/linux/page_owner.h:33 [inline]
 post_alloc_hook+0x192/0x1b0 mm/page_alloc.c:2607
 prep_new_page+0x1c/0x110 mm/page_alloc.c:2613
 get_page_from_freelist+0x2c3a/0x2cd0 mm/page_alloc.c:4487
 __alloc_pages+0x1a2/0x460 mm/page_alloc.c:5824
 alloc_slab_page mm/slub.c:-1 [inline]
 allocate_slab mm/slub.c:1937 [inline]
 new_slab+0xa0/0x4d0 mm/slub.c:2000
 ___slab_alloc+0x3ac/0x840 mm/slub.c:3033
 __slab_alloc+0x49/0x90 mm/slub.c:3120
 slab_alloc_node mm/slub.c:3211 [inline]
 slab_alloc mm/slub.c:3255 [inline]
 kmem_cache_alloc+0x138/0x260 mm/slub.c:3260
 dax_alloc_inode+0x1d/0x80 drivers/dax/super.c:450
 alloc_inode fs/inode.c:264 [inline]
 new_inode_pseudo+0x62/0x210 fs/inode.c:1011
 new_inode+0x28/0x1e0 fs/inode.c:1040
 pseudo_fs_fill_super+0x193/0x370 fs/libfs.c:331
 vfs_get_super fs/super.c:1172 [inline]
 get_tree_nodev+0xb3/0x160 fs/super.c:1202
 pseudo_fs_get_tree+0x1c/0x20 fs/libfs.c:352
 vfs_get_tree+0x89/0x260 fs/super.c:1530
 fc_mount fs/namespace.c:1006 [inline]
 vfs_kern_mount+0xcd/0x160 fs/namespace.c:1036
page_owner free stack trace missing

Memory state around the buggy address:
 ffff88810047b300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
 ffff88810047b380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
>ffff88810047b400: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
                                                    ^
 ffff88810047b480: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
 ffff88810047b500: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
==================================================================
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Modules linked in:
CPU: 0 PID: 1639 Comm: syz.7.547 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 dd 2e 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 cc 30 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000aa7920 EFLAGS: 00010002
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816bf784
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000aa7a98 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 000000000041044a
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS:  00007f99c970c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f99c96ebd58 CR3: 000000011c72f000 CR4: 00000000003526b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4740
 ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5020
 trace_consume kernel/trace/trace.c:4007 [inline]
 tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845
 vfs_read+0x28c/0xc20 fs/read_write.c:483
 ksys_read+0x14a/0x260 fs/read_write.c:623
 __do_sys_read fs/read_write.c:633 [inline]
 __se_sys_read fs/read_write.c:631 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:631
 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f99cacb2f99
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:00007f99c970c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f99caf3afa0 RCX: 00007f99cacb2f99
RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000009
RBP: 00007f99cad49ec4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f99caf3b038 R14: 00007f99caf3afa0 R15: 00007ffd852427f8
 </TASK>
---[ end trace 2b41b05416fd5f06 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Modules linked in:
CPU: 0 PID: 1639 Comm: syz.7.547 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 dd 2e 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 cc 30 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000aa7940 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816bf784
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000aa7aa8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 000000000041044a
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS:  00007f99c970c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f99c96ebd58 CR3: 000000011c72f000 CR4: 00000000003526b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 rb_advance_reader+0x2b/0x6b0 kernel/trace/ring_buffer.c:4668
 ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5023
 trace_consume kernel/trace/trace.c:4007 [inline]
 tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845
 vfs_read+0x28c/0xc20 fs/read_write.c:483
 ksys_read+0x14a/0x260 fs/read_write.c:623
 __do_sys_read fs/read_write.c:633 [inline]
 __se_sys_read fs/read_write.c:631 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:631
 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f99cacb2f99
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:00007f99c970c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f99caf3afa0 RCX: 00007f99cacb2f99
RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000009
RBP: 00007f99cad49ec4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f99caf3b038 R14: 00007f99caf3afa0 R15: 00007ffd852427f8
 </TASK>
---[ end trace 2b41b05416fd5f07 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Modules linked in:
CPU: 0 PID: 1639 Comm: syz.7.547 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 dd 2e 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 cc 30 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000aa77e0 EFLAGS: 00010002
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816bf784
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000aa7958 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 000000000041046a
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS:  00007f99c970c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f99c96c9ff8 CR3: 000000011c72f000 CR4: 00000000003526b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4740
 ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:4940
 peek_next_entry kernel/trace/trace.c:3571 [inline]
 __find_next_entry+0x34d/0x6b0 kernel/trace/trace.c:3615
 trace_find_next_entry_inc kernel/trace/trace.c:3996 [inline]
 tracing_read_pipe+0x3b8/0xab0 kernel/trace/trace.c:6821
 vfs_read+0x28c/0xc20 fs/read_write.c:483
 ksys_read+0x14a/0x260 fs/read_write.c:623
 __do_sys_read fs/read_write.c:633 [inline]
 __se_sys_read fs/read_write.c:631 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:631
 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f99cacb2f99
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:00007f99c970c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f99caf3afa0 RCX: 00007f99cacb2f99
RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000009
RBP: 00007f99cad49ec4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f99caf3b038 R14: 00007f99caf3afa0 R15: 00007ffd852427f8
 </TASK>
---[ end trace 2b41b05416fd5f08 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Modules linked in:
CPU: 0 PID: 1639 Comm: syz.7.547 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 dd 2e 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 cc 30 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000aa7920 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816bf784
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000aa7a98 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 000000000041046a
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS:  00007f99c970c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f99c96c9ff8 CR3: 000000011c72f000 CR4: 00000000003526b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4740
 ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5020
 trace_consume kernel/trace/trace.c:4007 [inline]
 tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845
 vfs_read+0x28c/0xc20 fs/read_write.c:483
 ksys_read+0x14a/0x260 fs/read_write.c:623
 __do_sys_read fs/read_write.c:633 [inline]
 __se_sys_read fs/read_write.c:631 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:631
 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f99cacb2f99
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:00007f99c970c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f99caf3afa0 RCX: 00007f99cacb2f99
RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000009
RBP: 00007f99cad49ec4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f99caf3b038 R14: 00007f99caf3afa0 R15: 00007ffd852427f8
 </TASK>
---[ end trace 2b41b05416fd5f09 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Modules linked in:
CPU: 0 PID: 1639 Comm: syz.7.547 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 dd 2e 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 cc 30 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000aa7940 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816bf784
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000aa7aa8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 000000000041046a
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS:  00007f99c970c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f99c96c9ff8 CR3: 000000011c72f000 CR4: 00000000003526b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 rb_advance_reader+0x2b/0x6b0 kernel/trace/ring_buffer.c:4668
 ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5023
 trace_consume kernel/trace/trace.c:4007 [inline]
 tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845
 vfs_read+0x28c/0xc20 fs/read_write.c:483
 ksys_read+0x14a/0x260 fs/read_write.c:623
 __do_sys_read fs/read_write.c:633 [inline]
 __se_sys_read fs/read_write.c:631 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:631
 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f99cacb2f99
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:00007f99c970c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f99caf3afa0 RCX: 00007f99cacb2f99
RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000009
RBP: 00007f99cad49ec4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f99caf3b038 R14: 00007f99caf3afa0 R15: 00007ffd852427f8
 </TASK>
---[ end trace 2b41b05416fd5f0a ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Modules linked in:
CPU: 0 PID: 1639 Comm: syz.7.547 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 dd 2e 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 cc 30 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000aa77e0 EFLAGS: 00010002
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816bf784
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000aa7958 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 000000000041046e
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS:  00007f99c970c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f99c92a7d58 CR3: 000000011c72f000 CR4: 00000000003526b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4740
 ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:4940
 peek_next_entry kernel/trace/trace.c:3571 [inline]
 __find_next_entry+0x34d/0x6b0 kernel/trace/trace.c:3615
 trace_find_next_entry_inc kernel/trace/trace.c:3996 [inline]
 tracing_read_pipe+0x3b8/0xab0 kernel/trace/trace.c:6821
 vfs_read+0x28c/0xc20 fs/read_write.c:483
 ksys_read+0x14a/0x260 fs/read_write.c:623
 __do_sys_read fs/read_write.c:633 [inline]
 __se_sys_read fs/read_write.c:631 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:631
 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f99cacb2f99
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:00007f99c970c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f99caf3afa0 RCX: 00007f99cacb2f99
RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000009
RBP: 00007f99cad49ec4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f99caf3b038 R14: 00007f99caf3afa0 R15: 00007ffd852427f8
 </TASK>
---[ end trace 2b41b05416fd5f0b ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Modules linked in:
CPU: 0 PID: 1639 Comm: syz.7.547 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 dd 2e 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 cc 30 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000aa7920 EFLAGS: 00010002
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816bf784
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000aa7a98 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 000000000041046e
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS:  00007f99c970c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f99c8e83ff8 CR3: 000000011c72f000 CR4: 00000000003526b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4740
 ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5020
 trace_consume kernel/trace/trace.c:4007 [inline]
 tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845
 vfs_read+0x28c/0xc20 fs/read_write.c:483
 ksys_read+0x14a/0x260 fs/read_write.c:623
 __do_sys_read fs/read_write.c:633 [inline]
 __se_sys_read fs/read_write.c:631 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:631
 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f99cacb2f99
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:00007f99c970c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f99caf3afa0 RCX: 00007f99cacb2f99
RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000009
RBP: 00007f99cad49ec4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f99caf3b038 R14: 00007f99caf3afa0 R15: 00007ffd852427f8
 </TASK>
---[ end trace 2b41b05416fd5f0c ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Modules linked in:
CPU: 0 PID: 1639 Comm: syz.7.547 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 dd 2e 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 cc 30 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000aa7940 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816bf784
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000aa7aa8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 000000000041046e
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS:  00007f99c970c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f99c8e83ff8 CR3: 000000011c72f000 CR4: 00000000003526b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 rb_advance_reader+0x2b/0x6b0 kernel/trace/ring_buffer.c:4668
 ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5023
 trace_consume kernel/trace/trace.c:4007 [inline]
 tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845
 vfs_read+0x28c/0xc20 fs/read_write.c:483
 ksys_read+0x14a/0x260 fs/read_write.c:623
 __do_sys_read fs/read_write.c:633 [inline]
 __se_sys_read fs/read_write.c:631 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:631
 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f99cacb2f99
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:00007f99c970c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f99caf3afa0 RCX: 00007f99cacb2f99
RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000009
RBP: 00007f99cad49ec4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f99caf3b038 R14: 00007f99caf3afa0 R15: 00007ffd852427f8
 </TASK>
---[ end trace 2b41b05416fd5f0d ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Modules linked in:
CPU: 0 PID: 1639 Comm: syz.7.547 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 dd 2e 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 cc 30 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000aa77e0 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816bf784
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000aa7958 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000000410472
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS:  00007f99c970c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f99c8e83ff8 CR3: 000000011c72f000 CR4: 00000000003526b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4740
 ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:4940
 peek_next_entry kernel/trace/trace.c:3571 [inline]
 __find_next_entry+0x34d/0x6b0 kernel/trace/trace.c:3615
 trace_find_next_entry_inc kernel/trace/trace.c:3996 [inline]
 tracing_read_pipe+0x3b8/0xab0 kernel/trace/trace.c:6821
 vfs_read+0x28c/0xc20 fs/read_write.c:483
 ksys_read+0x14a/0x260 fs/read_write.c:623
 __do_sys_read fs/read_write.c:633 [inline]
 __se_sys_read fs/read_write.c:631 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:631
 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f99cacb2f99
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:00007f99c970c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f99caf3afa0 RCX: 00007f99cacb2f99
RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000009
RBP: 00007f99cad49ec4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f99caf3b038 R14: 00007f99caf3afa0 R15: 00007ffd852427f8
 </TASK>
---[ end trace 2b41b05416fd5f0e ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Modules linked in:
CPU: 0 PID: 1639 Comm: syz.7.547 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 dd 2e 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 cc 30 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000aa7920 EFLAGS: 00010002
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816bf784
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000aa7a98 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000000410472
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS:  00007f99c970c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f99c8e83ff8 CR3: 000000011c72f000 CR4: 00000000003526b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4740
 ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5020
 trace_consume kernel/trace/trace.c:4007 [inline]
 tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845
 vfs_read+0x28c/0xc20 fs/read_write.c:483
 ksys_read+0x14a/0x260 fs/read_write.c:623
 __do_sys_read fs/read_write.c:633 [inline]
 __se_sys_read fs/read_write.c:631 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:631
 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f99cacb2f99
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:00007f99c970c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f99caf3afa0 RCX: 00007f99cacb2f99
RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000009
RBP: 00007f99cad49ec4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f99caf3b038 R14: 00007f99caf3afa0 R15: 00007ffd852427f8
 </TASK>
---[ end trace 2b41b05416fd5f0f ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Modules linked in:
CPU: 0 PID: 1639 Comm: syz.7.547 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 dd 2e 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 cc 30 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000aa7940 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816bf784
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000aa7aa8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000000410472
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS:  00007f99c970c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f99c8e83ff8 CR3: 000000011c72f000 CR4: 00000000003526b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 rb_advance_reader+0x2b/0x6b0 kernel/trace/ring_buffer.c:4668
 ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5023
 trace_consume kernel/trace/trace.c:4007 [inline]
 tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845
 vfs_read+0x28c/0xc20 fs/read_write.c:483
 ksys_read+0x14a/0x260 fs/read_write.c:623
 __do_sys_read fs/read_write.c:633 [inline]
 __se_sys_read fs/read_write.c:631 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:631
 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f99cacb2f99
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:00007f99c970c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f99caf3afa0 RCX: 00007f99cacb2f99
RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000009
RBP: 00007f99cad49ec4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f99caf3b038 R14: 00007f99caf3afa0 R15: 00007ffd852427f8
 </TASK>
---[ end trace 2b41b05416fd5f10 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Modules linked in:
CPU: 0 PID: 1639 Comm: syz.7.547 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 dd 2e 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 cc 30 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000aa77e0 EFLAGS: 00010002
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816bf784
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000aa7958 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000000410476
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS:  00007f99c970c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f99c8e83ff8 CR3: 000000011c72f000 CR4: 00000000003526b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4740
 ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:4940
 peek_next_entry kernel/trace/trace.c:3571 [inline]
 __find_next_entry+0x34d/0x6b0 kernel/trace/trace.c:3615
 trace_find_next_entry_inc kernel/trace/trace.c:3996 [inline]
 tracing_read_pipe+0x3b8/0xab0 kernel/trace/trace.c:6821
 vfs_read+0x28c/0xc20 fs/read_write.c:483
 ksys_read+0x14a/0x260 fs/read_write.c:623
 __do_sys_read fs/read_write.c:633 [inline]
 __se_sys_read fs/read_write.c:631 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:631
 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f99cacb2f99
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:00007f99c970c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f99caf3afa0 RCX: 00007f99cacb2f99
RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000009
RBP: 00007f99cad49ec4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f99caf3b038 R14: 00007f99caf3afa0 R15: 00007ffd852427f8
 </TASK>
---[ end trace 2b41b05416fd5f11 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Modules linked in:
CPU: 0 PID: 1639 Comm: syz.7.547 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 dd 2e 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 cc 30 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000aa7920 EFLAGS: 00010002
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816bf784
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000aa7a98 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000000410476
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS:  00007f99c970c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f99c8e83ff8 CR3: 000000011c72f000 CR4: 00000000003526b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4740
 ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5020
 trace_consume kernel/trace/trace.c:4007 [inline]
 tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845
 vfs_read+0x28c/0xc20 fs/read_write.c:483
 ksys_read+0x14a/0x260 fs/read_write.c:623
 __do_sys_read fs/read_write.c:633 [inline]
 __se_sys_read fs/read_write.c:631 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:631
 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f99cacb2f99
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:00007f99c970c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f99caf3afa0 RCX: 00007f99cacb2f99
RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000009
RBP: 00007f99cad49ec4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f99caf3b038 R14: 00007f99caf3afa0 R15: 00007ffd852427f8
 </TASK>
---[ end trace 2b41b05416fd5f12 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Modules linked in:
CPU: 0 PID: 1639 Comm: syz.7.547 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 dd 2e 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 cc 30 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000aa7940 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816bf784
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000aa7aa8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000000410476
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS:  00007f99c970c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f99c8e83ff8 CR3: 000000011c72f000 CR4: 00000000003526b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 rb_advance_reader+0x2b/0x6b0 kernel/trace/ring_buffer.c:4668
 ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5023
 trace_consume kernel/trace/trace.c:4007 [inline]
 tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845
 vfs_read+0x28c/0xc20 fs/read_write.c:483
 ksys_read+0x14a/0x260 fs/read_write.c:623
 __do_sys_read fs/read_write.c:633 [inline]
 __se_sys_read fs/read_write.c:631 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:631
 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f99cacb2f99
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:00007f99c970c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f99caf3afa0 RCX: 00007f99cacb2f99
RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000009
RBP: 00007f99cad49ec4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f99caf3b038 R14: 00007f99caf3afa0 R15: 00007ffd852427f8
 </TASK>
---[ end trace 2b41b05416fd5f13 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Modules linked in:
CPU: 0 PID: 1639 Comm: syz.7.547 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 dd 2e 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 cc 30 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000aa77e0 EFLAGS: 00010012
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816bf784
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000aa7958 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 000000000041047a
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS:  00007f99c970c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005577ba8d9e80 CR3: 000000011c72f000 CR4: 00000000003526b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4740
 ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:4940
 peek_next_entry kernel/trace/trace.c:3571 [inline]
 __find_next_entry+0x34d/0x6b0 kernel/trace/trace.c:3615
 trace_find_next_entry_inc kernel/trace/trace.c:3996 [inline]
 tracing_read_pipe+0x3b8/0xab0 kernel/trace/trace.c:6821
 vfs_read+0x28c/0xc20 fs/read_write.c:483
 ksys_read+0x14a/0x260 fs/read_write.c:623
 __do_sys_read fs/read_write.c:633 [inline]
 __se_sys_read fs/read_write.c:631 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:631
 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f99cacb2f99
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:00007f99c970c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f99caf3afa0 RCX: 00007f99cacb2f99
RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000009
RBP: 00007f99cad49ec4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f99caf3b038 R14: 00007f99caf3afa0 R15: 00007ffd852427f8
 </TASK>
---[ end trace 2b41b05416fd5f14 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Modules linked in:
CPU: 0 PID: 1639 Comm: syz.7.547 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 dd 2e 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 cc 30 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000aa7920 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816bf784
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000aa7a98 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 000000000041047a
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS:  00007f99c970c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005577ba8d9e80 CR3: 000000011c72f000 CR4: 00000000003526b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4740
 ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5020
 trace_consume kernel/trace/trace.c:4007 [inline]
 tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845
 vfs_read+0x28c/0xc20 fs/read_write.c:483
 ksys_read+0x14a/0x260 fs/read_write.c:623
 __do_sys_read fs/read_write.c:633 [inline]
 __se_sys_read fs/read_write.c:631 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:631
 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f99cacb2f99
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:00007f99c970c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f99caf3afa0 RCX: 00007f99cacb2f99
RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000009
RBP: 00007f99cad49ec4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f99caf3b038 R14: 00007f99caf3afa0 R15: 00007ffd852427f8
 </TASK>
---[ end trace 2b41b05416fd5f15 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Modules linked in:
CPU: 0 PID: 1639 Comm: syz.7.547 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 dd 2e 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 cc 30 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000aa7940 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816bf784
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000aa7aa8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 000000000041047a
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS:  00007f99c970c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005577ba8d9e80 CR3: 000000011c72f000 CR4: 00000000003526b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 rb_advance_reader+0x2b/0x6b0 kernel/trace/ring_buffer.c:4668
 ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5023
 trace_consume kernel/trace/trace.c:4007 [inline]
 tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845
 vfs_read+0x28c/0xc20 fs/read_write.c:483
 ksys_read+0x14a/0x260 fs/read_write.c:623
 __do_sys_read fs/read_write.c:633 [inline]
 __se_sys_read fs/read_write.c:631 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:631
 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f99cacb2f99
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:00007f99c970c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f99caf3afa0 RCX: 00007f99cacb2f99
RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000009
RBP: 00007f99cad49ec4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f99caf3b038 R14: 00007f99caf3afa0 R15: 00007ffd852427f8
 </TASK>
---[ end trace 2b41b05416fd5f16 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Modules linked in:
CPU: 0 PID: 1639 Comm: syz.7.547 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 dd 2e 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 cc 30 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000aa77e0 EFLAGS: 00010002
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816bf784
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000aa7958 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 000000000041047e
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS:  00007f99c970c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005577ba8d9e80 CR3: 000000011c72f000 CR4: 00000000003526b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4740
 ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:4940
 peek_next_entry kernel/trace/trace.c:3571 [inline]
 __find_next_entry+0x34d/0x6b0 kernel/trace/trace.c:3615
 trace_find_next_entry_inc kernel/trace/trace.c:3996 [inline]
 tracing_read_pipe+0x3b8/0xab0 kernel/trace/trace.c:6821
 vfs_read+0x28c/0xc20 fs/read_write.c:483
 ksys_read+0x14a/0x260 fs/read_write.c:623
 __do_sys_read fs/read_write.c:633 [inline]
 __se_sys_read fs/read_write.c:631 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:631
 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f99cacb2f99
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:00007f99c970c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f99caf3afa0 RCX: 00007f99cacb2f99
RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000009
RBP: 00007f99cad49ec4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f99caf3b038 R14: 00007f99caf3afa0 R15: 00007ffd852427f8
 </TASK>
---[ end trace 2b41b05416fd5f17 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Modules linked in:
CPU: 0 PID: 1639 Comm: syz.7.547 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 dd 2e 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 cc 30 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000aa7920 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816bf784
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000aa7a98 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 000000000041047e
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS:  00007f99c970c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005577ba8d9e80 CR3: 000000011c72f000 CR4: 00000000003526b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4740
 ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5020
 trace_consume kernel/trace/trace.c:4007 [inline]
 tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845
 vfs_read+0x28c/0xc20 fs/read_write.c:483
 ksys_read+0x14a/0x260 fs/read_write.c:623
 __do_sys_read fs/read_write.c:633 [inline]
 __se_sys_read fs/read_write.c:631 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:631
 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f99cacb2f99
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:00007f99c970c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f99caf3afa0 RCX: 00007f99cacb2f99
RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000009
RBP: 00007f99cad49ec4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f99caf3b038 R14: 00007f99caf3afa0 R15: 00007ffd852427f8
 </TASK>
---[ end trace 2b41b05416fd5f18 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Modules linked in:
CPU: 0 PID: 1639 Comm: syz.7.547 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 dd 2e 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 cc 30 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000aa7940 EFLAGS: 00010002
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816bf784
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000aa7aa8 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 000000000041047e
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS:  00007f99c970c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005577ba8d9e80 CR3: 000000011c72f000 CR4: 00000000003526b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 rb_advance_reader+0x2b/0x6b0 kernel/trace/ring_buffer.c:4668
 ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5023
 trace_consume kernel/trace/trace.c:4007 [inline]
 tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845
 vfs_read+0x28c/0xc20 fs/read_write.c:483
 ksys_read+0x14a/0x260 fs/read_write.c:623
 __do_sys_read fs/read_write.c:633 [inline]
 __se_sys_read fs/read_write.c:631 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:631
 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f99cacb2f99
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:00007f99c970c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f99caf3afa0 RCX: 00007f99cacb2f99
RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000009
RBP: 00007f99cad49ec4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f99caf3b038 R14: 00007f99caf3afa0 R15: 00007ffd852427f8
 </TASK>
---[ end trace 2b41b05416fd5f19 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Modules linked in:
CPU: 0 PID: 1639 Comm: syz.7.547 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 dd 2e 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 cc 30 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000aa77e0 EFLAGS: 00010002
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816bf784
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000aa7958 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000000410482
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS:  00007f99c970c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005577ba8d9e80 CR3: 000000011c72f000 CR4: 00000000003526b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4740
 ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:4940
 peek_next_entry kernel/trace/trace.c:3571 [inline]
 __find_next_entry+0x34d/0x6b0 kernel/trace/trace.c:3615
 trace_find_next_entry_inc kernel/trace/trace.c:3996 [inline]
 tracing_read_pipe+0x3b8/0xab0 kernel/trace/trace.c:6821
 vfs_read+0x28c/0xc20 fs/read_write.c:483
 ksys_read+0x14a/0x260 fs/read_write.c:623
 __do_sys_read fs/read_write.c:633 [inline]
 __se_sys_read fs/read_write.c:631 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:631
 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f99cacb2f99
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:00007f99c970c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f99caf3afa0 RCX: 00007f99cacb2f99
RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000009
RBP: 00007f99cad49ec4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f99caf3b038 R14: 00007f99caf3afa0 R15: 00007ffd852427f8
 </TASK>
---[ end trace 2b41b05416fd5f1a ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 arch_atomic_inc include/linux/instrumented.h:101 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 atomic_inc include/linux/atomic/atomic-instrumented.h:182 [inline]
WARNING: CPU: 0 PID: 1639 at kernel/trace/ring_buffer.c:4527 rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Modules linked in:
CPU: 0 PID: 1639 Comm: syz.7.547 Tainted: G    B   W         syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:rb_get_reader_page+0xa68/0xc00 kernel/trace/ring_buffer.c:4526
Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 dd 2e 3d 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 cc 30 3d 00 f0 ff 43 08 <0f> 0b 4c 8b 64 24 38 4d 85 e4 74 3d 43 0f b6 44 3d 00 84 c0 0f 85
RSP: 0018:ffffc90000aa7920 EFLAGS: 00010006
RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff816bf784
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608
RBP: ffffc90000aa7a98 R08: ffff88810005260b R09: 1ffff1102000a4c1
R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000000410482
R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000
FS:  00007f99c970c6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005577ba8d9e80 CR3: 000000011c72f000 CR4: 00000000003526b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 rb_buffer_peek+0x60/0x7a0 kernel/trace/ring_buffer.c:4740
 ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5020
 trace_consume kernel/trace/trace.c:4007 [inline]
 tracing_read_pipe+0x599/0xab0 kernel/trace/trace.c:6845
 vfs_read+0x28c/0xc20 fs/read_write.c:483
 ksys_read+0x14a/0x260 fs/read_write.c:623
 __do_sys_read fs/read_write.c:633 [inline]
 __se_sys_read fs/read_write.c:631 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:631
 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f99cacb2f99
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:00007f99c970c028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f99caf3afa0 RCX: 00007f99cacb2f99