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BUG: KASAN: vmalloc-out-of-bounds in __bpf_trace_run kernel/trace/bpf_trace.c:2088 [inline]
BUG: KASAN: vmalloc-out-of-bounds in bpf_trace_run2+0x434/0x440 kernel/trace/bpf_trace.c:2125
Read of size 8 at addr ffffc90000dc8030 by task syz-executor.3/8473

CPU: 1 PID: 8473 Comm: syz-executor.3 Not tainted 5.10.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:79 [inline]
 dump_stack+0x107/0x163 lib/dump_stack.c:120
 print_address_description.constprop.0.cold+0x5/0x4c8 mm/kasan/report.c:385
 __kasan_report mm/kasan/report.c:545 [inline]
 kasan_report.cold+0x1f/0x37 mm/kasan/report.c:562
 __bpf_trace_run kernel/trace/bpf_trace.c:2088 [inline]
 bpf_trace_run2+0x434/0x440 kernel/trace/bpf_trace.c:2125
 __bpf_trace_ext4_es_find_extent_range_exit+0xb1/0xe0 fs/ext4/super.c:6088
 trace_ext4_es_find_extent_range_exit include/trace/events/ext4.h:2390 [inline]
 ext4_es_find_extent_range+0x428/0x630 fs/ext4/extents_status.c:323
 ext4_ext_put_gap_in_cache fs/ext4/extents.c:2237 [inline]
 ext4_ext_map_blocks+0x1aaa/0x5f40 fs/ext4/extents.c:4143
 ext4_map_blocks+0x9a8/0x17e0 fs/ext4/inode.c:553
 ext4_getblk+0x13c/0x6b0 fs/ext4/inode.c:838
 ext4_bread+0x29/0x210 fs/ext4/inode.c:890
 ext4_append+0x17f/0x390 fs/ext4/namei.c:67
 ext4_init_new_dir+0x25a/0x4e0 fs/ext4/namei.c:2761
 ext4_mkdir+0x3c8/0xb20 fs/ext4/namei.c:2806
 vfs_mkdir+0x457/0x710 fs/namei.c:3650
 do_mkdirat+0x262/0x2d0 fs/namei.c:3673
 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x45d637
Code: 1f 40 00 b8 5a 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 dd bf fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 bd bf fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007ffd029982b8 EFLAGS: 00000206
 ORIG_RAX: 0000000000000053
RAX: ffffffffffffffda RBX: 00007ffd02998320 RCX: 000000000045d637
RDX: 00007ffd02998326 RSI: 00000000000001ff RDI: 00007ffd02998320
RBP: 00000000001968ac R08: 0000000000000000 R09: 0000000000000006
R10: 0000000000000064 R11: 0000000000000206 R12: 0000000000001796
R13: 0000000000000013 R14: 0000000000000032 R15: 0000000000196662


Memory state around the buggy address:
 ffffc90000dc7f00: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8
 ffffc90000dc7f80: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8
>ffffc90000dc8000: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8
                                     ^
 ffffc90000dc8080: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8
 ffffc90000dc8100: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8
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