EXT4-fs (loop3): ext4_check_descriptors: Block bitmap for group 0 overlaps superblock
==================================================================
BUG: KCSAN: data-race in data_push_tail / number

write to 0xffffffff86e78d1b of 1 bytes by task 16325 on cpu 1:
 number+0x8a7/0xbe0 lib/vsprintf.c:561
 vsnprintf+0xa5e/0xe80 lib/vsprintf.c:2872
 vscnprintf+0x3e/0x80 lib/vsprintf.c:2912
 printk_sprint kernel/printk/printk.c:2099 [inline]
 vprintk_store+0x61d/0xb40 kernel/printk/printk.c:2209
 vprintk_emit+0xcc/0x430 kernel/printk/printk.c:2256
 vprintk_default+0x22/0x30 kernel/printk/printk.c:2283
 vprintk+0x7f/0x90 kernel/printk/printk_safe.c:50
 _printk+0x76/0x96 kernel/printk/printk.c:2293
 ref_ctr_mismatch_warn kernel/events/uprobes.c:714 [inline]
 alloc_uprobe kernel/events/uprobes.c:741 [inline]
 __uprobe_register+0x6e4/0x880 kernel/events/uprobes.c:1162
 uprobe_register+0x23/0x30 kernel/events/uprobes.c:1191
 trace_uprobe_enable kernel/trace/trace_uprobe.c:1064 [inline]
 probe_event_enable+0x2d3/0x7c0 kernel/trace/trace_uprobe.c:1127
 trace_uprobe_register+0x8a/0x460
 perf_trace_event_reg kernel/trace/trace_event_perf.c:129 [inline]
 perf_trace_event_init+0x33e/0x760 kernel/trace/trace_event_perf.c:204
 perf_uprobe_init+0xf5/0x140 kernel/trace/trace_event_perf.c:336
 perf_uprobe_event_init+0xde/0x140 kernel/events/core.c:9935
 perf_try_init_event+0x21a/0x400 kernel/events/core.c:11243
 perf_init_event kernel/events/core.c:11307 [inline]
 perf_event_alloc+0xa50/0x1750 kernel/events/core.c:11601
 __do_sys_perf_event_open kernel/events/core.c:12122 [inline]
 __se_sys_perf_event_open+0x5e2/0x25c0 kernel/events/core.c:12014
 __x64_sys_perf_event_open+0x63/0x70 kernel/events/core.c:12014
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae

read to 0xffffffff86e78d18 of 8 bytes by task 16324 on cpu 0:
 data_make_reusable kernel/printk/printk_ringbuffer.c:590 [inline]
 data_push_tail+0x10f/0x440 kernel/printk/printk_ringbuffer.c:675
 data_alloc+0xbc/0x2b0 kernel/printk/printk_ringbuffer.c:1046
 prb_reserve+0x897/0xbd0 kernel/printk/printk_ringbuffer.c:1555
 vprintk_store+0x54d/0xb40 kernel/printk/printk.c:2199
 vprintk_emit+0xcc/0x430 kernel/printk/printk.c:2256
 vprintk_default+0x22/0x30 kernel/printk/printk.c:2283
 vprintk+0x7f/0x90 kernel/printk/printk_safe.c:50
 _printk+0x76/0x96 kernel/printk/printk.c:2293
 __ext4_msg+0x16d/0x180 fs/ext4/super.c:944
 ext4_check_descriptors+0x1ea/0x950 fs/ext4/super.c:3352
 __ext4_fill_super fs/ext4/super.c:5068 [inline]
 ext4_fill_super+0x24a7/0x3a50 fs/ext4/super.c:5587
 get_tree_bdev+0x2b4/0x3b0 fs/super.c:1292
 vfs_get_tree+0x49/0x190 fs/super.c:1497
 do_new_mount+0x200/0x650 fs/namespace.c:3040
 path_mount+0x4b1/0xb60 fs/namespace.c:3370
 do_mount fs/namespace.c:3383 [inline]
 __do_sys_mount fs/namespace.c:3591 [inline]
 __se_sys_mount+0x281/0x2d0 fs/namespace.c:3568
 __x64_sys_mount+0x63/0x70 fs/namespace.c:3568
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae

value changed: 0x0000000100008db5 -> 0x0000000100783020

Reported by Kernel Concurrency Sanitizer on:
CPU: 0 PID: 16324 Comm: syz-executor.3 Not tainted 5.18.0-rc3-syzkaller-00007-g559089e0a93d-dirty #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
==================================================================
EXT4-fs (loop3): group descriptors corrupted!