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WARNING: CPU: 0 PID: 7068 at fs/overlayfs/file.c:66 ovl_change_flags fs/overlayfs/file.c:66 [inline]
WARNING: CPU: 0 PID: 7068 at fs/overlayfs/file.c:66 ovl_real_fdget_meta+0x597/0x640 fs/overlayfs/file.c:117
Kernel panic - not syncing: panic_on_warn set ...
CPU: 0 PID: 7068 Comm: syz-executor923 Not tainted 5.7.0-rc2-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1e9/0x30e lib/dump_stack.c:118
 panic+0x264/0x7a0 kernel/panic.c:221
 __warn+0x209/0x210 kernel/panic.c:582
 report_bug+0x1ac/0x2d0 lib/bug.c:195
 fixup_bug arch/x86/kernel/traps.c:175 [inline]
 do_error_trap+0xca/0x1c0 arch/x86/kernel/traps.c:267
 do_invalid_op+0x32/0x40 arch/x86/kernel/traps.c:286
 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1027
RIP: 0010:ovl_change_flags fs/overlayfs/file.c:66 [inline]
RIP: 0010:ovl_real_fdget_meta+0x597/0x640 fs/overlayfs/file.c:117
Code: ff df e9 f2 fb ff ff 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 03 fc ff ff 4c 89 e7 e8 23 78 2a ff e9 f6 fb ff ff e8 19 9a ec fe <0f> 0b 41 bd fb ff ff ff e9 11 fc ff ff 48 8b 4c 24 10 80 e1 07 80
RSP: 0018:ffffc90001087c70 EFLAGS: 00010293
RAX: ffffffff8286c777 RBX: 0000000004042000 RCX: ffff8880a95d00c0
RDX: 0000000000000000 RSI: 0000000000002000 RDI: 0000000000000000
RBP: 000000000002a002 R08: ffffffff8286c4db R09: ffffed10149d0c21
R10: ffffed10149d0c21 R11: 0000000000000000 R12: ffff8880a8852580
R13: 0000000000000000 R14: 0000000000002000 R15: 1ffff1101510a4b0
 ovl_real_fdget fs/overlayfs/file.c:124 [inline]
 ovl_write_iter+0x26d/0xdf0 fs/overlayfs/file.c:331
 call_write_iter include/linux/fs.h:1907 [inline]
 new_sync_write fs/read_write.c:484 [inline]
 __vfs_write+0x54c/0x710 fs/read_write.c:497
 vfs_write+0x274/0x580 fs/read_write.c:559
 ksys_write+0x11b/0x220 fs/read_write.c:612
 do_syscall_64+0xf3/0x1b0 arch/x86/entry/common.c:295
 entry_SYSCALL_64_after_hwframe+0x49/0xb3
RIP: 0033:0x440409
Code: 23 02 00 85 c0 b8 00 00 00 00 48 0f 44 c3 5b c3 90 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 0f 83 9b 13 fc ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007ffd74433278 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007ffd74433280 RCX: 0000000000440409
RDX: 0000000000000001 RSI: 0000000020000340 RDI: 0000000000000003
RBP: 00000000006cb018 R08: 6c616b7a79732f2e R09: 6c616b7a79732f2e
R10: 6c616b7a79732f2e R11: 0000000000000246 R12: 0000000000401c30
R13: 0000000000401cc0 R14: 0000000000000000 R15: 0000000000000000
Kernel Offset: disabled
Rebooting in 86400 seconds..