================================================================== BUG: KASAN: vmalloc-out-of-bounds in __bpf_prog_put.constprop.0+0x1dd/0x220 kernel/bpf/syscall.c:1812 kernel/bpf/syscall.c:1812 Read of size 8 at addr ffffc900010b6038 by task syz-executor864/3645 CPU: 1 PID: 3645 Comm: syz-executor864 Not tainted 5.16.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] __dump_stack lib/dump_stack.c:88 [inline] lib/dump_stack.c:106 dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106 lib/dump_stack.c:106 print_address_description.constprop.0.cold+0xf/0x320 mm/kasan/report.c:247 mm/kasan/report.c:247 __kasan_report mm/kasan/report.c:433 [inline] __kasan_report mm/kasan/report.c:433 [inline] mm/kasan/report.c:450 kasan_report.cold+0x83/0xdf mm/kasan/report.c:450 mm/kasan/report.c:450 __bpf_prog_put.constprop.0+0x1dd/0x220 kernel/bpf/syscall.c:1812 kernel/bpf/syscall.c:1812 bpf_prog_put kernel/bpf/syscall.c:1829 [inline] bpf_prog_put kernel/bpf/syscall.c:1829 [inline] kernel/bpf/syscall.c:1837 bpf_prog_release+0x33/0x40 kernel/bpf/syscall.c:1837 kernel/bpf/syscall.c:1837 __fput+0x286/0x9f0 fs/file_table.c:280 fs/file_table.c:280 task_work_run+0xdd/0x1a0 kernel/task_work.c:164 kernel/task_work.c:164 exit_task_work include/linux/task_work.h:32 [inline] exit_task_work include/linux/task_work.h:32 [inline] kernel/exit.c:832 do_exit+0xc14/0x2b40 kernel/exit.c:832 kernel/exit.c:832 do_group_exit+0x125/0x310 kernel/exit.c:929 kernel/exit.c:929 __do_sys_exit_group kernel/exit.c:940 [inline] __se_sys_exit_group kernel/exit.c:938 [inline] __do_sys_exit_group kernel/exit.c:940 [inline] kernel/exit.c:938 __se_sys_exit_group kernel/exit.c:938 [inline] kernel/exit.c:938 __x64_sys_exit_group+0x3a/0x50 kernel/exit.c:938 kernel/exit.c:938 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_x64 arch/x86/entry/common.c:50 [inline] arch/x86/entry/common.c:80 do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f62d87c3d99 Code: Unable to access opcode bytes at RIP 0x7f62d87c3d6f. RSP: 002b:00007ffd5c4c7c48 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f62d8838330 RCX: 00007f62d87c3d99 RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 0000000000000001 R10: 0000000000000001 R11: 0000000000000246 R12: 00007f62d8838330 R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 Memory state around the buggy address: ffffc900010b5f00: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 ffffc900010b5f80: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 >ffffc900010b6000: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 ^ ffffc900010b6080: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 ffffc900010b6100: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 ==================================================================