RAX: ffffffffffffffda RBX: 00007ff128426180 RCX: 00007ff12819e019 RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000005 RBP: 00007ff12823500c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff128426218 R14: 00007ff128426180 R15: 00007ffde352f928 ---[ end trace 0000000000000000 ]--- ================================================================== BUG: KASAN: use-after-free in rb_buffer_peek+0x88d/0x930 kernel/trace/ring_buffer.c:4919 Read of size 4 at addr ffff88813e3b6071 by task syz.9.4153/13695 CPU: 1 PID: 13695 Comm: syz.9.4153 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106 print_address_description+0x71/0x200 mm/kasan/report.c:316 print_report+0x4a/0x60 mm/kasan/report.c:420 kasan_report+0x122/0x150 mm/kasan/report.c:524 __asan_report_load4_noabort+0x14/0x20 mm/kasan/report_generic.c:350 rb_buffer_peek+0x88d/0x930 kernel/trace/ring_buffer.c:4919 ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:5114 peek_next_entry kernel/trace/trace.c:3595 [inline] __find_next_entry+0x33c/0x6c0 kernel/trace/trace.c:3639 trace_find_next_entry_inc kernel/trace/trace.c:4020 [inline] tracing_read_pipe+0x3d2/0xaf0 kernel/trace/trace.c:6855 vfs_read+0x286/0x930 fs/read_write.c:468 ksys_read+0x14a/0x260 fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:621 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7ff12819e019 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:00007ff129000028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007ff128426180 RCX: 00007ff12819e019 RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000005 RBP: 00007ff12823500c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff128426218 R14: 00007ff128426180 R15: 00007ffde352f928 The buggy address belongs to the physical page: page:ffffea0004f8ed80 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1 pfn:0x13e3b6 flags: 0x4000000000000000(zone=1) raw: 4000000000000000 dead000000000100 dead000000000122 0000000000000000 raw: 0000000000000001 0000000000000000 00000000ffffffff 0000000000000000 page dumped because: kasan: bad access detected page_owner tracks the page as freed page last allocated via order 0, migratetype Movable, gfp_mask 0x8140dca(GFP_HIGHUSER_MOVABLE|__GFP_COMP|__GFP_ZERO|__GFP_CMA), pid 13616, tgid 13610 (syz.9.4129), ts 720503070820, free_ts 723397471718 set_page_owner include/linux/page_owner.h:33 [inline] post_alloc_hook+0x1f5/0x210 mm/page_alloc.c:2672 prep_new_page+0x1c/0x110 mm/page_alloc.c:2679 get_page_from_freelist+0x2ca9/0x2d20 mm/page_alloc.c:4586 __alloc_pages+0x1fa/0x610 mm/page_alloc.c:5930 __folio_alloc+0x12/0x40 mm/page_alloc.c:5963 __folio_alloc_node include/linux/gfp.h:245 [inline] folio_alloc include/linux/gfp.h:274 [inline] alloc_page_vma include/linux/gfp.h:283 [inline] do_anonymous_page mm/memory.c:4286 [inline] handle_pte_fault mm/memory.c:5181 [inline] __handle_mm_fault mm/memory.c:5325 [inline] handle_mm_fault+0x1989/0x26b0 mm/memory.c:5465 faultin_page mm/gup.c:1026 [inline] __get_user_pages+0x34b/0xdb0 mm/gup.c:1250 faultin_vma_page_range+0xa0/0xc0 mm/gup.c:1670 madvise_populate mm/madvise.c:977 [inline] madvise_vma_behavior mm/madvise.c:1086 [inline] madvise_walk_vmas mm/madvise.c:1308 [inline] do_madvise+0x1109/0x3290 mm/madvise.c:1487 __do_sys_madvise mm/madvise.c:1500 [inline] __se_sys_madvise mm/madvise.c:1498 [inline] __x64_sys_madvise+0xa9/0xc0 mm/madvise.c:1498 x64_sys_call+0x99e/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:29 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:1580 [inline] free_pcp_prepare mm/page_alloc.c:1654 [inline] free_unref_page_prepare+0x80c/0x820 mm/page_alloc.c:3621 free_unref_page_list+0x117/0x8d0 mm/page_alloc.c:3772 release_pages+0xc7e/0xce0 mm/swap.c:1053 free_pages_and_swap_cache+0x86/0xa0 mm/swap_state.c:316 tlb_batch_pages_flush mm/mmu_gather.c:59 [inline] tlb_flush_mmu_free mm/mmu_gather.c:254 [inline] tlb_flush_mmu+0x107/0x1f0 mm/mmu_gather.c:261 zap_pte_range mm/memory.c:1550 [inline] zap_pmd_range mm/memory.c:1599 [inline] zap_pud_range mm/memory.c:1628 [inline] zap_p4d_range mm/memory.c:1649 [inline] unmap_page_range+0x20ed/0x2360 mm/memory.c:1670 unmap_single_vma mm/memory.c:1716 [inline] unmap_vmas+0x34c/0x480 mm/memory.c:1756 exit_mmap+0x2a4/0xc10 mm/mmap.c:3371 __mmput+0x92/0x340 kernel/fork.c:1319 mmput+0x4b/0x150 kernel/fork.c:1343 exit_mm kernel/exit.c:569 [inline] do_exit+0xa51/0x2850 kernel/exit.c:874 do_group_exit+0x21b/0x2e0 kernel/exit.c:1030 get_signal+0x167c/0x1700 kernel/signal.c:2895 arch_do_signal_or_restart+0xd1/0x11c0 arch/x86/kernel/signal.c:871 exit_to_user_mode_loop+0x7a/0xb0 kernel/entry/common.c:174 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:210 Memory state around the buggy address: ffff88813e3b5f00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ffff88813e3b5f80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff >ffff88813e3b6000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ^ ffff88813e3b6080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ffff88813e3b6100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ================================================================== ------------[ cut here ]------------ WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Modules linked in: CPU: 1 PID: 13695 Comm: syz.9.4153 Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe RSP: 0000:ffffc9000b8b7940 EFLAGS: 00010002 RAX: 1ffff1102002ee01 RBX: ffff888100052600 RCX: ffffffff8173c396 RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 RBP: ffffc9000b8b7ab0 R08: ffff88810005260b R09: 1ffff1102000a4c1 R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000 R13: 1ffff11020073f56 R14: 1ffff11020073f53 R15: 0000000000000110 FS: 00007ff1290006c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f830cfef2f8 CR3: 00000001279dd000 CR4: 00000000003526a0 Call Trace: rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4913 ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5197 trace_consume kernel/trace/trace.c:4031 [inline] tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879 vfs_read+0x286/0x930 fs/read_write.c:468 ksys_read+0x14a/0x260 fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:621 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7ff12819e019 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:00007ff129000028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007ff128426180 RCX: 00007ff12819e019 RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000005 RBP: 00007ff12823500c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff128426218 R14: 00007ff128426180 R15: 00007ffde352f928 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Modules linked in: CPU: 1 PID: 13695 Comm: syz.9.4153 Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe RSP: 0000:ffffc9000b8b7940 EFLAGS: 00010006 RAX: 1ffff1102002ee01 RBX: ffff888100052600 RCX: ffffffff8173c396 RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 RBP: ffffc9000b8b7ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1 R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000 R13: 1ffff11020073f56 R14: 1ffff11020073f53 R15: 0000000000000110 FS: 00007ff1290006c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f830cfef2f8 CR3: 00000001279dd000 CR4: 00000000003526a0 Call Trace: rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4841 ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5200 trace_consume kernel/trace/trace.c:4031 [inline] tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879 vfs_read+0x286/0x930 fs/read_write.c:468 ksys_read+0x14a/0x260 fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:621 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7ff12819e019 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:00007ff129000028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007ff128426180 RCX: 00007ff12819e019 RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000005 RBP: 00007ff12823500c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff128426218 R14: 00007ff128426180 R15: 00007ffde352f928 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 13695 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline] WARNING: CPU: 0 PID: 13695 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline] WARNING: CPU: 0 PID: 13695 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Modules linked in: CPU: 0 PID: 13695 Comm: syz.9.4153 Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe RSP: 0018:ffffc9000b8b7820 EFLAGS: 00010002 RAX: 1ffff1102002ee01 RBX: ffff888100052600 RCX: ffffffff8173c396 RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 RBP: ffffc9000b8b7990 R08: ffff88810005260b R09: 1ffff1102000a4c1 R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000 R13: 1ffff11020073f56 R14: 1ffff11020073f53 R15: 0000000000000110 FS: 00007ff1290006c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd58ddef2f8 CR3: 00000001279dd000 CR4: 00000000003526b0 Call Trace: rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4913 ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:5114 peek_next_entry kernel/trace/trace.c:3595 [inline] __find_next_entry+0x33c/0x6c0 kernel/trace/trace.c:3639 trace_find_next_entry_inc kernel/trace/trace.c:4020 [inline] tracing_read_pipe+0x3d2/0xaf0 kernel/trace/trace.c:6855 vfs_read+0x286/0x930 fs/read_write.c:468 ksys_read+0x14a/0x260 fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:621 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7ff12819e019 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:00007ff129000028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007ff128426180 RCX: 00007ff12819e019 RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000005 RBP: 00007ff12823500c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff128426218 R14: 00007ff128426180 R15: 00007ffde352f928 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Modules linked in: CPU: 1 PID: 13695 Comm: syz.9.4153 Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe RSP: 0018:ffffc9000b8b7940 EFLAGS: 00010006 RAX: 1ffff1102002ee01 RBX: ffff888100052600 RCX: ffffffff8173c396 RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 RBP: ffffc9000b8b7ab0 R08: ffff88810005260b R09: 1ffff1102000a4c1 R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000 R13: 1ffff11020073f56 R14: 1ffff11020073f53 R15: 0000000000000110 FS: 00007ff1290006c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f830cfef2f8 CR3: 00000001279dd000 CR4: 00000000003506a0 Call Trace: rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4913 ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5197 trace_consume kernel/trace/trace.c:4031 [inline] tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879 vfs_read+0x286/0x930 fs/read_write.c:468 ksys_read+0x14a/0x260 fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:621 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7ff12819e019 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:00007ff129000028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007ff128426180 RCX: 00007ff12819e019 RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000005 RBP: 00007ff12823500c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff128426218 R14: 00007ff128426180 R15: 00007ffde352f928 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Modules linked in: CPU: 1 PID: 13695 Comm: syz.9.4153 Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe RSP: 0018:ffffc9000b8b7940 EFLAGS: 00010006 RAX: 1ffff1102002ee01 RBX: ffff888100052600 RCX: ffffffff8173c396 RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 RBP: ffffc9000b8b7ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1 R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000 R13: 1ffff11020073f56 R14: 1ffff11020073f53 R15: 0000000000000110 FS: 00007ff1290006c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f830cfef2f8 CR3: 00000001279dd000 CR4: 00000000003506a0 Call Trace: rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4841 ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5200 trace_consume kernel/trace/trace.c:4031 [inline] tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879 vfs_read+0x286/0x930 fs/read_write.c:468 ksys_read+0x14a/0x260 fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:621 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7ff12819e019 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:00007ff129000028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007ff128426180 RCX: 00007ff12819e019 RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000005 RBP: 00007ff12823500c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff128426218 R14: 00007ff128426180 R15: 00007ffde352f928 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Modules linked in: CPU: 1 PID: 13695 Comm: syz.9.4153 Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe RSP: 0018:ffffc9000b8b7820 EFLAGS: 00010002 RAX: 1ffff1102002ee01 RBX: ffff888100052600 RCX: ffffffff8173c396 RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 RBP: ffffc9000b8b7990 R08: ffff88810005260b R09: 1ffff1102000a4c1 R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000 R13: 1ffff11020073f56 R14: 1ffff11020073f53 R15: 0000000000000110 FS: 00007ff1290006c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f830cfef2f8 CR3: 00000001279dd000 CR4: 00000000003506a0 Call Trace: rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4913 ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:5114 peek_next_entry kernel/trace/trace.c:3595 [inline] __find_next_entry+0x33c/0x6c0 kernel/trace/trace.c:3639 trace_find_next_entry_inc kernel/trace/trace.c:4020 [inline] tracing_read_pipe+0x3d2/0xaf0 kernel/trace/trace.c:6855 vfs_read+0x286/0x930 fs/read_write.c:468 ksys_read+0x14a/0x260 fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:621 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7ff12819e019 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:00007ff129000028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007ff128426180 RCX: 00007ff12819e019 RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000005 RBP: 00007ff12823500c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff128426218 R14: 00007ff128426180 R15: 00007ffde352f928 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Modules linked in: CPU: 1 PID: 13695 Comm: syz.9.4153 Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe RSP: 0018:ffffc9000b8b7940 EFLAGS: 00010002 RAX: 1ffff1102002ee01 RBX: ffff888100052600 RCX: ffffffff8173c396 RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 RBP: ffffc9000b8b7ab0 R08: ffff88810005260b R09: 1ffff1102000a4c1 R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000 R13: 1ffff11020073f56 R14: 1ffff11020073f53 R15: 0000000000000110 FS: 00007ff1290006c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f830cfef2f8 CR3: 00000001279dd000 CR4: 00000000003506a0 Call Trace: rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4913 ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5197 trace_consume kernel/trace/trace.c:4031 [inline] tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879 vfs_read+0x286/0x930 fs/read_write.c:468 ksys_read+0x14a/0x260 fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:621 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7ff12819e019 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:00007ff129000028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007ff128426180 RCX: 00007ff12819e019 RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000005 RBP: 00007ff12823500c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff128426218 R14: 00007ff128426180 R15: 00007ffde352f928 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Modules linked in: CPU: 1 PID: 13695 Comm: syz.9.4153 Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe RSP: 0018:ffffc9000b8b7940 EFLAGS: 00010006 RAX: 1ffff1102002ee01 RBX: ffff888100052600 RCX: ffffffff8173c396 RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 RBP: ffffc9000b8b7ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1 R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000 R13: 1ffff11020073f56 R14: 1ffff11020073f53 R15: 0000000000000110 FS: 00007ff1290006c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f830cfef2f8 CR3: 00000001279dd000 CR4: 00000000003506a0 Call Trace: rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4841 ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5200 trace_consume kernel/trace/trace.c:4031 [inline] tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879 vfs_read+0x286/0x930 fs/read_write.c:468 ksys_read+0x14a/0x260 fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:621 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7ff12819e019 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:00007ff129000028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007ff128426180 RCX: 00007ff12819e019 RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000005 RBP: 00007ff12823500c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff128426218 R14: 00007ff128426180 R15: 00007ffde352f928 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Modules linked in: CPU: 1 PID: 13695 Comm: syz.9.4153 Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe RSP: 0018:ffffc9000b8b7820 EFLAGS: 00010006 RAX: 1ffff1102002ee01 RBX: ffff888100052600 RCX: ffffffff8173c396 RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 RBP: ffffc9000b8b7990 R08: ffff88810005260b R09: 1ffff1102000a4c1 R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000 R13: 1ffff11020073f56 R14: 1ffff11020073f53 R15: 0000000000000110 FS: 00007ff1290006c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f830cfef2f8 CR3: 00000001279dd000 CR4: 00000000003506a0 Call Trace: rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4913 ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:5114 peek_next_entry kernel/trace/trace.c:3595 [inline] __find_next_entry+0x33c/0x6c0 kernel/trace/trace.c:3639 trace_find_next_entry_inc kernel/trace/trace.c:4020 [inline] tracing_read_pipe+0x3d2/0xaf0 kernel/trace/trace.c:6855 vfs_read+0x286/0x930 fs/read_write.c:468 ksys_read+0x14a/0x260 fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:621 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7ff12819e019 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:00007ff129000028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007ff128426180 RCX: 00007ff12819e019 RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000005 RBP: 00007ff12823500c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff128426218 R14: 00007ff128426180 R15: 00007ffde352f928 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Modules linked in: CPU: 1 PID: 13695 Comm: syz.9.4153 Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe RSP: 0018:ffffc9000b8b7940 EFLAGS: 00010002 RAX: 1ffff1102002ee01 RBX: ffff888100052600 RCX: ffffffff8173c396 RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 RBP: ffffc9000b8b7ab0 R08: ffff88810005260b R09: 1ffff1102000a4c1 R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000 R13: 1ffff11020073f56 R14: 1ffff11020073f53 R15: 0000000000000110 FS: 00007ff1290006c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f830cfef2f8 CR3: 00000001279dd000 CR4: 00000000003506a0 Call Trace: rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4913 ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5197 trace_consume kernel/trace/trace.c:4031 [inline] tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879 vfs_read+0x286/0x930 fs/read_write.c:468 ksys_read+0x14a/0x260 fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:621 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7ff12819e019 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:00007ff129000028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007ff128426180 RCX: 00007ff12819e019 RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000005 RBP: 00007ff12823500c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff128426218 R14: 00007ff128426180 R15: 00007ffde352f928 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Modules linked in: CPU: 1 PID: 13695 Comm: syz.9.4153 Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe RSP: 0018:ffffc9000b8b7940 EFLAGS: 00010006 RAX: 1ffff1102002ee01 RBX: ffff888100052600 RCX: ffffffff8173c396 RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 RBP: ffffc9000b8b7ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1 R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000 R13: 1ffff11020073f56 R14: 1ffff11020073f53 R15: 0000000000000110 FS: 00007ff1290006c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f830cfef2f8 CR3: 00000001279dd000 CR4: 00000000003506a0 Call Trace: rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4841 ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5200 trace_consume kernel/trace/trace.c:4031 [inline] tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879 vfs_read+0x286/0x930 fs/read_write.c:468 ksys_read+0x14a/0x260 fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:621 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7ff12819e019 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:00007ff129000028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007ff128426180 RCX: 00007ff12819e019 RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000005 RBP: 00007ff12823500c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff128426218 R14: 00007ff128426180 R15: 00007ffde352f928 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Modules linked in: CPU: 1 PID: 13695 Comm: syz.9.4153 Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe RSP: 0018:ffffc9000b8b7820 EFLAGS: 00010002 RAX: 1ffff1102002ee01 RBX: ffff888100052600 RCX: ffffffff8173c396 RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 RBP: ffffc9000b8b7990 R08: ffff88810005260b R09: 1ffff1102000a4c1 R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000 R13: 1ffff11020073f56 R14: 1ffff11020073f53 R15: 0000000000000110 FS: 00007ff1290006c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f830cfef2f8 CR3: 00000001279dd000 CR4: 00000000003506a0 Call Trace: rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4913 ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:5114 peek_next_entry kernel/trace/trace.c:3595 [inline] __find_next_entry+0x33c/0x6c0 kernel/trace/trace.c:3639 trace_find_next_entry_inc kernel/trace/trace.c:4020 [inline] tracing_read_pipe+0x3d2/0xaf0 kernel/trace/trace.c:6855 vfs_read+0x286/0x930 fs/read_write.c:468 ksys_read+0x14a/0x260 fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:621 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7ff12819e019 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:00007ff129000028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007ff128426180 RCX: 00007ff12819e019 RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000005 RBP: 00007ff12823500c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff128426218 R14: 00007ff128426180 R15: 00007ffde352f928 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Modules linked in: CPU: 1 PID: 13695 Comm: syz.9.4153 Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe RSP: 0018:ffffc9000b8b7940 EFLAGS: 00010002 RAX: 1ffff1102002ee01 RBX: ffff888100052600 RCX: ffffffff8173c396 RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 RBP: ffffc9000b8b7ab0 R08: ffff88810005260b R09: 1ffff1102000a4c1 R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000 R13: 1ffff11020073f56 R14: 1ffff11020073f53 R15: 0000000000000110 FS: 00007ff1290006c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f830cfef2f8 CR3: 00000001279dd000 CR4: 00000000003506a0 Call Trace: rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4913 ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5197 trace_consume kernel/trace/trace.c:4031 [inline] tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879 vfs_read+0x286/0x930 fs/read_write.c:468 ksys_read+0x14a/0x260 fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:621 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7ff12819e019 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:00007ff129000028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007ff128426180 RCX: 00007ff12819e019 RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000005 RBP: 00007ff12823500c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff128426218 R14: 00007ff128426180 R15: 00007ffde352f928 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Modules linked in: CPU: 1 PID: 13695 Comm: syz.9.4153 Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe RSP: 0018:ffffc9000b8b7940 EFLAGS: 00010006 RAX: 1ffff1102002ee01 RBX: ffff888100052600 RCX: ffffffff8173c396 RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 RBP: ffffc9000b8b7ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1 R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000 R13: 1ffff11020073f56 R14: 1ffff11020073f53 R15: 0000000000000110 FS: 00007ff1290006c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f830cfef2f8 CR3: 00000001279dd000 CR4: 00000000003506a0 Call Trace: rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4841 ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5200 trace_consume kernel/trace/trace.c:4031 [inline] tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879 vfs_read+0x286/0x930 fs/read_write.c:468 ksys_read+0x14a/0x260 fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:621 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7ff12819e019 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:00007ff129000028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007ff128426180 RCX: 00007ff12819e019 RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000005 RBP: 00007ff12823500c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff128426218 R14: 00007ff128426180 R15: 00007ffde352f928 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 13695 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline] WARNING: CPU: 0 PID: 13695 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline] WARNING: CPU: 0 PID: 13695 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Modules linked in: CPU: 0 PID: 13695 Comm: syz.9.4153 Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe RSP: 0018:ffffc9000b8b7820 EFLAGS: 00010012 RAX: 1ffff1102002ee01 RBX: ffff888100052600 RCX: ffffffff8173c396 RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 RBP: ffffc9000b8b7990 R08: ffff88810005260b R09: 1ffff1102000a4c1 R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000 R13: 1ffff11020073f56 R14: 1ffff11020073f53 R15: 0000000000000110 FS: 00007ff1290006c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055a3b8c07b88 CR3: 00000001279dd000 CR4: 00000000003506b0 Call Trace: rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4913 ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:5114 peek_next_entry kernel/trace/trace.c:3595 [inline] __find_next_entry+0x33c/0x6c0 kernel/trace/trace.c:3639 trace_find_next_entry_inc kernel/trace/trace.c:4020 [inline] tracing_read_pipe+0x3d2/0xaf0 kernel/trace/trace.c:6855 vfs_read+0x286/0x930 fs/read_write.c:468 ksys_read+0x14a/0x260 fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:621 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7ff12819e019 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:00007ff129000028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007ff128426180 RCX: 00007ff12819e019 RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000005 RBP: 00007ff12823500c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff128426218 R14: 00007ff128426180 R15: 00007ffde352f928 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 13695 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline] WARNING: CPU: 0 PID: 13695 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline] WARNING: CPU: 0 PID: 13695 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Modules linked in: CPU: 0 PID: 13695 Comm: syz.9.4153 Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe RSP: 0018:ffffc9000b8b7940 EFLAGS: 00010006 RAX: 1ffff1102002ee01 RBX: ffff888100052600 RCX: ffffffff8173c396 RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 RBP: ffffc9000b8b7ab0 R08: ffff88810005260b R09: 1ffff1102000a4c1 R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000 R13: 1ffff11020073f56 R14: 1ffff11020073f53 R15: 0000000000000110 FS: 00007ff1290006c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055a3b8c07b88 CR3: 00000001279dd000 CR4: 00000000003506b0 Call Trace: rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4913 ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5197 trace_consume kernel/trace/trace.c:4031 [inline] tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879 vfs_read+0x286/0x930 fs/read_write.c:468 ksys_read+0x14a/0x260 fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:621 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7ff12819e019 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:00007ff129000028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007ff128426180 RCX: 00007ff12819e019 RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000005 RBP: 00007ff12823500c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff128426218 R14: 00007ff128426180 R15: 00007ffde352f928 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 13695 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline] WARNING: CPU: 0 PID: 13695 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline] WARNING: CPU: 0 PID: 13695 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Modules linked in: CPU: 0 PID: 13695 Comm: syz.9.4153 Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe RSP: 0018:ffffc9000b8b7940 EFLAGS: 00010006 RAX: 1ffff1102002ee01 RBX: ffff888100052600 RCX: ffffffff8173c396 RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 RBP: ffffc9000b8b7ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1 R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000 R13: 1ffff11020073f56 R14: 1ffff11020073f53 R15: 0000000000000110 FS: 00007ff1290006c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055a3b8c07b88 CR3: 00000001279dd000 CR4: 00000000003506b0 Call Trace: rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4841 ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5200 trace_consume kernel/trace/trace.c:4031 [inline] tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879 vfs_read+0x286/0x930 fs/read_write.c:468 ksys_read+0x14a/0x260 fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:621 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7ff12819e019 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:00007ff129000028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007ff128426180 RCX: 00007ff12819e019 RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000005 RBP: 00007ff12823500c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff128426218 R14: 00007ff128426180 R15: 00007ffde352f928 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 13695 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline] WARNING: CPU: 0 PID: 13695 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline] WARNING: CPU: 0 PID: 13695 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Modules linked in: CPU: 0 PID: 13695 Comm: syz.9.4153 Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe RSP: 0018:ffffc9000b8b7820 EFLAGS: 00010002 RAX: 1ffff1102002ee01 RBX: ffff888100052600 RCX: ffffffff8173c396 RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 RBP: ffffc9000b8b7990 R08: ffff88810005260b R09: 1ffff1102000a4c1 R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000 R13: 1ffff11020073f56 R14: 1ffff11020073f53 R15: 0000000000000110 FS: 00007ff1290006c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055a3b8c07b88 CR3: 00000001279dd000 CR4: 00000000003506b0 Call Trace: rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4913 ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:5114 peek_next_entry kernel/trace/trace.c:3595 [inline] __find_next_entry+0x33c/0x6c0 kernel/trace/trace.c:3639 trace_find_next_entry_inc kernel/trace/trace.c:4020 [inline] tracing_read_pipe+0x3d2/0xaf0 kernel/trace/trace.c:6855 vfs_read+0x286/0x930 fs/read_write.c:468 ksys_read+0x14a/0x260 fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:621 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7ff12819e019 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:00007ff129000028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007ff128426180 RCX: 00007ff12819e019 RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000005 RBP: 00007ff12823500c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff128426218 R14: 00007ff128426180 R15: 00007ffde352f928 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Modules linked in: CPU: 1 PID: 13695 Comm: syz.9.4153 Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe RSP: 0018:ffffc9000b8b7940 EFLAGS: 00010006 RAX: 1ffff1102002ee01 RBX: ffff888100052600 RCX: ffffffff8173c396 RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 RBP: ffffc9000b8b7ab0 R08: ffff88810005260b R09: 1ffff1102000a4c1 R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000 R13: 1ffff11020073f56 R14: 1ffff11020073f53 R15: 0000000000000110 FS: 00007ff1290006c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f830cfef2f8 CR3: 00000001279dd000 CR4: 00000000003506a0 Call Trace: rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4913 ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5197 trace_consume kernel/trace/trace.c:4031 [inline] tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879 vfs_read+0x286/0x930 fs/read_write.c:468 ksys_read+0x14a/0x260 fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:621 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7ff12819e019 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:00007ff129000028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007ff128426180 RCX: 00007ff12819e019 RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000005 RBP: 00007ff12823500c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff128426218 R14: 00007ff128426180 R15: 00007ffde352f928 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Modules linked in: CPU: 1 PID: 13695 Comm: syz.9.4153 Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe RSP: 0018:ffffc9000b8b7940 EFLAGS: 00010002 RAX: 1ffff1102002ee01 RBX: ffff888100052600 RCX: ffffffff8173c396 RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 RBP: ffffc9000b8b7ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1 R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000 R13: 1ffff11020073f56 R14: 1ffff11020073f53 R15: 0000000000000110 FS: 00007ff1290006c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f830cfef2f8 CR3: 00000001279dd000 CR4: 00000000003506a0 Call Trace: rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4841 ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5200 trace_consume kernel/trace/trace.c:4031 [inline] tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879 vfs_read+0x286/0x930 fs/read_write.c:468 ksys_read+0x14a/0x260 fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:621 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7ff12819e019 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:00007ff129000028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007ff128426180 RCX: 00007ff12819e019 RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000005 RBP: 00007ff12823500c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff128426218 R14: 00007ff128426180 R15: 00007ffde352f928 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Modules linked in: CPU: 1 PID: 13695 Comm: syz.9.4153 Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe RSP: 0018:ffffc9000b8b7820 EFLAGS: 00010002 RAX: 1ffff1102002ee01 RBX: ffff888100052600 RCX: ffffffff8173c396 RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 RBP: ffffc9000b8b7990 R08: ffff88810005260b R09: 1ffff1102000a4c1 R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000 R13: 1ffff11020073f56 R14: 1ffff11020073f53 R15: 0000000000000110 FS: 00007ff1290006c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f830cfef2f8 CR3: 00000001279dd000 CR4: 00000000003506a0 Call Trace: rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4913 ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:5114 peek_next_entry kernel/trace/trace.c:3595 [inline] __find_next_entry+0x33c/0x6c0 kernel/trace/trace.c:3639 trace_find_next_entry_inc kernel/trace/trace.c:4020 [inline] tracing_read_pipe+0x3d2/0xaf0 kernel/trace/trace.c:6855 vfs_read+0x286/0x930 fs/read_write.c:468 ksys_read+0x14a/0x260 fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:621 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7ff12819e019 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:00007ff129000028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007ff128426180 RCX: 00007ff12819e019 RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000005 RBP: 00007ff12823500c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff128426218 R14: 00007ff128426180 R15: 00007ffde352f928 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Modules linked in: CPU: 1 PID: 13695 Comm: syz.9.4153 Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe RSP: 0018:ffffc9000b8b7940 EFLAGS: 00010006 RAX: 1ffff1102002ee01 RBX: ffff888100052600 RCX: ffffffff8173c396 RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 RBP: ffffc9000b8b7ab0 R08: ffff88810005260b R09: 1ffff1102000a4c1 R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000 R13: 1ffff11020073f56 R14: 1ffff11020073f53 R15: 0000000000000110 FS: 00007ff1290006c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f830cfef2f8 CR3: 00000001279dd000 CR4: 00000000003506a0 Call Trace: rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4913 ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5197 trace_consume kernel/trace/trace.c:4031 [inline] tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879 vfs_read+0x286/0x930 fs/read_write.c:468 ksys_read+0x14a/0x260 fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:621 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7ff12819e019 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:00007ff129000028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007ff128426180 RCX: 00007ff12819e019 RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000005 RBP: 00007ff12823500c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff128426218 R14: 00007ff128426180 R15: 00007ffde352f928 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Modules linked in: CPU: 1 PID: 13695 Comm: syz.9.4153 Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe RSP: 0018:ffffc9000b8b7940 EFLAGS: 00010006 RAX: 1ffff1102002ee01 RBX: ffff888100052600 RCX: ffffffff8173c396 RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 RBP: ffffc9000b8b7ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1 R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000 R13: 1ffff11020073f56 R14: 1ffff11020073f53 R15: 0000000000000110 FS: 00007ff1290006c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f830cfef2f8 CR3: 00000001279dd000 CR4: 00000000003506a0 Call Trace: rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4841 ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5200 trace_consume kernel/trace/trace.c:4031 [inline] tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879 vfs_read+0x286/0x930 fs/read_write.c:468 ksys_read+0x14a/0x260 fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:621 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7ff12819e019 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:00007ff129000028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007ff128426180 RCX: 00007ff12819e019 RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000005 RBP: 00007ff12823500c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff128426218 R14: 00007ff128426180 R15: 00007ffde352f928 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Modules linked in: CPU: 1 PID: 13695 Comm: syz.9.4153 Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe RSP: 0018:ffffc9000b8b7820 EFLAGS: 00010002 RAX: 1ffff1102002ee01 RBX: ffff888100052600 RCX: ffffffff8173c396 RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 RBP: ffffc9000b8b7990 R08: ffff88810005260b R09: 1ffff1102000a4c1 R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000 R13: 1ffff11020073f56 R14: 1ffff11020073f53 R15: 0000000000000110 FS: 00007ff1290006c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f830cfef2f8 CR3: 00000001279dd000 CR4: 00000000003506a0 Call Trace: rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4913 ring_buffer_peek+0x184/0x3b0 kernel/trace/ring_buffer.c:5114 peek_next_entry kernel/trace/trace.c:3595 [inline] __find_next_entry+0x33c/0x6c0 kernel/trace/trace.c:3639 trace_find_next_entry_inc kernel/trace/trace.c:4020 [inline] tracing_read_pipe+0x3d2/0xaf0 kernel/trace/trace.c:6855 vfs_read+0x286/0x930 fs/read_write.c:468 ksys_read+0x14a/0x260 fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:621 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7ff12819e019 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:00007ff129000028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007ff128426180 RCX: 00007ff12819e019 RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000005 RBP: 00007ff12823500c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff128426218 R14: 00007ff128426180 R15: 00007ffde352f928 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Modules linked in: CPU: 1 PID: 13695 Comm: syz.9.4153 Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe RSP: 0018:ffffc9000b8b7940 EFLAGS: 00010002 RAX: 1ffff1102002ee01 RBX: ffff888100052600 RCX: ffffffff8173c396 RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 RBP: ffffc9000b8b7ab0 R08: ffff88810005260b R09: 1ffff1102000a4c1 R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000 R13: 1ffff11020073f56 R14: 1ffff11020073f53 R15: 0000000000000110 FS: 00007ff1290006c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f830cfef2f8 CR3: 00000001279dd000 CR4: 00000000003506a0 Call Trace: rb_buffer_peek+0x5f/0x930 kernel/trace/ring_buffer.c:4913 ring_buffer_consume+0x1aa/0x370 kernel/trace/ring_buffer.c:5197 trace_consume kernel/trace/trace.c:4031 [inline] tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879 vfs_read+0x286/0x930 fs/read_write.c:468 ksys_read+0x14a/0x260 fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:621 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7ff12819e019 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:00007ff129000028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007ff128426180 RCX: 00007ff12819e019 RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000005 RBP: 00007ff12823500c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff128426218 R14: 00007ff128426180 R15: 00007ffde352f928 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline] WARNING: CPU: 1 PID: 13695 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Modules linked in: CPU: 1 PID: 13695 Comm: syz.9.4153 Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe RSP: 0018:ffffc9000b8b7940 EFLAGS: 00010006 RAX: 1ffff1102002ee01 RBX: ffff888100052600 RCX: ffffffff8173c396 RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 RBP: ffffc9000b8b7ab8 R08: ffff88810005260b R09: 1ffff1102000a4c1 R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000 R13: 1ffff11020073f56 R14: 1ffff11020073f53 R15: 0000000000000110 FS: 00007ff1290006c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f830cfef2f8 CR3: 00000001279dd000 CR4: 00000000003506a0 Call Trace: rb_advance_reader+0x2b/0x770 kernel/trace/ring_buffer.c:4841 ring_buffer_consume+0x1e7/0x370 kernel/trace/ring_buffer.c:5200 trace_consume kernel/trace/trace.c:4031 [inline] tracing_read_pipe+0x5b3/0xaf0 kernel/trace/trace.c:6879 vfs_read+0x286/0x930 fs/read_write.c:468 ksys_read+0x14a/0x260 fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:621 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7ff12819e019 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:00007ff129000028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007ff128426180 RCX: 00007ff12819e019 RDX: 0000000000002000 RSI: 0000200000004000 RDI: 0000000000000005 RBP: 00007ff12823500c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff128426218 R14: 00007ff128426180 R15: 00007ffde352f928 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 13695 at kernel/trace/ring_buffer.c:4772 arch_atomic_inc include/linux/instrumented.h:102 [inline] WARNING: CPU: 0 PID: 13695 at kernel/trace/ring_buffer.c:4772 atomic_inc include/linux/atomic/atomic-instrumented.h:191 [inline] WARNING: CPU: 0 PID: 13695 at kernel/trace/ring_buffer.c:4772 rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Modules linked in: CPU: 0 PID: 13695 Comm: syz.9.4153 Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:rb_get_reader_page+0xada/0xc60 kernel/trace/ring_buffer.c:4771 Code: df 42 80 3c 20 00 74 0d 48 8d 7b 10 e8 6f 2d 43 00 48 8d 4b 10 48 8b 19 48 8d 7b 08 be 04 00 00 00 e8 fa 2f 43 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 0f 85 74 ff ff ff e8 93 a2 fd ff e9 13 fe RSP: 0018:ffffc9000b8b7820 EFLAGS: 00010002 RAX: 1ffff1102002ee01 RBX: ffff888100052600 RCX: ffffffff8173c396 RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 RBP: ffffc9000b8b7990 R08: ffff88810005260b R09: 1ffff1102000a4c1 R10: dffffc0000000000 R11: ffffed102000a4c2 R12: dffffc0000000000 R13: 1ffff11020073f56 R14: 1ffff11020073f53 R15: 0000000000000110