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BUG: KASAN: slab-use-after-free in __bpf_trace_run kernel/trace/bpf_trace.c:2376 [inline]
BUG: KASAN: slab-use-after-free in bpf_trace_run4+0x143/0x580 kernel/trace/bpf_trace.c:2433
Read of size 8 at addr ffff88802b6f5018 by task syz-executor347/23958

CPU: 0 PID: 23958 Comm: syz-executor347 Not tainted 6.8.0-syzkaller-05234-gcc9b22dfa735 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x1e7/0x2e0 lib/dump_stack.c:106
 print_address_description mm/kasan/report.c:377 [inline]
 print_report+0x169/0x550 mm/kasan/report.c:488
 kasan_report+0x143/0x180 mm/kasan/report.c:601
 __bpf_trace_run kernel/trace/bpf_trace.c:2376 [inline]
 bpf_trace_run4+0x143/0x580 kernel/trace/bpf_trace.c:2433
 __traceiter_mm_page_alloc+0x3a/0x60 include/trace/events/kmem.h:177
 trace_mm_page_alloc include/trace/events/kmem.h:177 [inline]
 __alloc_pages+0x657/0x680 mm/page_alloc.c:4591
 alloc_pages_mpol+0x3de/0x650 mm/mempolicy.c:2133
 __get_free_pages+0xc/0x30 mm/page_alloc.c:4616
 tlb_next_batch mm/mmu_gather.c:35 [inline]
 __tlb_remove_page_size+0x267/0x460 mm/mmu_gather.c:136
 __tlb_remove_page include/asm-generic/tlb.h:471 [inline]
 zap_pte_range mm/memory.c:1482 [inline]
 zap_pmd_range mm/memory.c:1597 [inline]
 zap_pud_range mm/memory.c:1626 [inline]
 zap_p4d_range mm/memory.c:1647 [inline]
 unmap_page_range+0x19a8/0x3610 mm/memory.c:1668
 unmap_vmas+0x3cc/0x5f0 mm/memory.c:1758
 exit_mmap+0x2c6/0xd40 mm/mmap.c:3287
 __mmput+0x115/0x3c0 kernel/fork.c:1345
 exit_mm+0x220/0x310 kernel/exit.c:569
 do_exit+0x99e/0x27e0 kernel/exit.c:865
 do_group_exit+0x207/0x2c0 kernel/exit.c:1027
 __do_sys_exit_group kernel/exit.c:1038 [inline]
 __se_sys_exit_group kernel/exit.c:1036 [inline]
 __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1036
 do_syscall_64+0xfb/0x240
 entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x7faed4be1579
Code: Unable to access opcode bytes at 0x7faed4be154f.
RSP: 002b:00007ffeccaf4868 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007faed4be1579
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000
RBP: 00007faed4c5c370 R08: ffffffffffffffb8 R09: 0000000000000004
R10: 0000000000000000 R11: 0000000000000246 R12: 00007faed4c5c370
R13: 0000000000000000 R14: 00007faed4c5cde0 R15: 00007faed4bb24a0
 </TASK>

Allocated by task 23956:
 kasan_save_stack mm/kasan/common.c:47 [inline]
 kasan_save_track+0x3f/0x80 mm/kasan/common.c:68
 poison_kmalloc_redzone mm/kasan/common.c:370 [inline]
 __kasan_kmalloc+0x98/0xb0 mm/kasan/common.c:387
 kasan_kmalloc include/linux/kasan.h:211 [inline]
 kmalloc_trace+0x1d9/0x360 mm/slub.c:4012
 kmalloc include/linux/slab.h:590 [inline]
 kzalloc include/linux/slab.h:711 [inline]
 bpf_raw_tp_link_attach+0x2a0/0x6e0 kernel/bpf/syscall.c:3816
 bpf_raw_tracepoint_open+0x1c2/0x240 kernel/bpf/syscall.c:3863
 __sys_bpf+0x3c0/0x810 kernel/bpf/syscall.c:5673
 __do_sys_bpf kernel/bpf/syscall.c:5738 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5736 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5736
 do_syscall_64+0xfb/0x240
 entry_SYSCALL_64_after_hwframe+0x6d/0x75

Freed by task 23956:
 kasan_save_stack mm/kasan/common.c:47 [inline]
 kasan_save_track+0x3f/0x80 mm/kasan/common.c:68
 kasan_save_free_info+0x40/0x50 mm/kasan/generic.c:589
 poison_slab_object+0xa6/0xe0 mm/kasan/common.c:240
 __kasan_slab_free+0x37/0x60 mm/kasan/common.c:256
 kasan_slab_free include/linux/kasan.h:184 [inline]
 slab_free_hook mm/slub.c:2121 [inline]
 slab_free mm/slub.c:4299 [inline]
 kfree+0x14a/0x380 mm/slub.c:4409
 bpf_link_release+0x3b/0x50 kernel/bpf/syscall.c:3071
 __fput+0x429/0x8a0 fs/file_table.c:423
 task_work_run+0x24f/0x310 kernel/task_work.c:180
 exit_task_work include/linux/task_work.h:38 [inline]
 do_exit+0xa1b/0x27e0 kernel/exit.c:878
 do_group_exit+0x207/0x2c0 kernel/exit.c:1027
 __do_sys_exit_group kernel/exit.c:1038 [inline]
 __se_sys_exit_group kernel/exit.c:1036 [inline]
 __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1036
 do_syscall_64+0xfb/0x240
 entry_SYSCALL_64_after_hwframe+0x6d/0x75

The buggy address belongs to the object at ffff88802b6f5000
 which belongs to the cache kmalloc-128 of size 128
The buggy address is located 24 bytes inside of
 freed 128-byte region [ffff88802b6f5000, ffff88802b6f5080)

The buggy address belongs to the physical page:
page:ffffea0000adbd40 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x2b6f5
flags: 0xfff00000000800(slab|node=0|zone=1|lastcpupid=0x7ff)
page_type: 0xffffffff()
raw: 00fff00000000800 ffff888014c418c0 ffffea0000b6a0c0 dead000000000004
raw: 0000000000000000 0000000000100010 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x12cc0(GFP_KERNEL|__GFP_NOWARN|__GFP_NORETRY), pid 1, tgid 1 (swapper/0), ts 15150710646, free_ts 0
 set_page_owner include/linux/page_owner.h:31 [inline]
 post_alloc_hook+0x1ea/0x210 mm/page_alloc.c:1533
 prep_new_page mm/page_alloc.c:1540 [inline]
 get_page_from_freelist+0x33ea/0x3580 mm/page_alloc.c:3311
 __alloc_pages+0x256/0x680 mm/page_alloc.c:4569
 __alloc_pages_node include/linux/gfp.h:238 [inline]
 alloc_pages_node include/linux/gfp.h:261 [inline]
 alloc_slab_page+0x5f/0x160 mm/slub.c:2190
 allocate_slab mm/slub.c:2354 [inline]
 new_slab+0x84/0x2f0 mm/slub.c:2407
 ___slab_alloc+0xd1b/0x13e0 mm/slub.c:3540
 __slab_alloc mm/slub.c:3625 [inline]
 __slab_alloc_node mm/slub.c:3678 [inline]
 slab_alloc_node mm/slub.c:3850 [inline]
 __do_kmalloc_node mm/slub.c:3980 [inline]
 __kmalloc_node_track_caller+0x2d4/0x4e0 mm/slub.c:4001
 __do_krealloc mm/slab_common.c:1187 [inline]
 krealloc+0x7d/0x120 mm/slab_common.c:1220
 add_sysfs_param+0x137/0x7f0 kernel/params.c:663
 kernel_add_sysfs_param+0xb4/0x130 kernel/params.c:817
 param_sysfs_builtin+0x16e/0x1f0 kernel/params.c:856
 param_sysfs_builtin_init+0x31/0x40 kernel/params.c:990
 do_one_initcall+0x238/0x830 init/main.c:1241
 do_initcall_level+0x157/0x210 init/main.c:1303
 do_initcalls+0x3f/0x80 init/main.c:1319
 kernel_init_freeable+0x435/0x5d0 init/main.c:1557
page_owner free stack trace missing

Memory state around the buggy address:
 ffff88802b6f4f00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
 ffff88802b6f4f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
>ffff88802b6f5000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                            ^
 ffff88802b6f5080: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
 ffff88802b6f5100: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 fc fc
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