erofs: read_super, device -> /dev/loop2
erofs: options -> 
erofs: root inode @ nid 36
erofs: mounted on /dev/loop2 with opts: .
------------[ cut here ]------------
kernel BUG at drivers/staging/erofs/xattr.c:224!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 14327 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:xattr_foreach+0x1377/0x1900 drivers/staging/erofs/xattr.c:224
Code: 3c 03 6b 1c 03 6c 24 38 44 29 e5 89 6b 1c e9 fb f7 ff ff e8 bb ec 27 fb 4c 89 ef e8 b3 11 47 fb e9 47 fd ff ff e8 a9 ec 27 fb <0f> 0b e8 a2 ec 27 fb 4c 89 fa 48 b8 00 00 00 00 00 fc ff df 48 c1
RSP: 0018:ffff8880b373f9a0 EFLAGS: 00010293
RAX: ffff88804fdba580 RBX: ffff8880b373fb20 RCX: ffffffff863a8701
RDX: 0000000000000000 RSI: ffffffff863a98c7 RDI: 0000000000000004
RBP: ffff8880b373fb10 R08: 0000000000000000 R09: 00000000000045bc
R10: 0000000000000004 R11: 0000000000000000 R12: 0000000000009a98
R13: 00000000000045bc R14: ffff8880b373fb28 R15: ffff8880b373fb3c
FS:  00007ff06792a700(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055c41ef9bf87 CR3: 0000000090ff0000 CR4: 00000000003406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 inline_getxattr drivers/staging/erofs/xattr.c:360 [inline]
 erofs_getxattr+0x19e/0xf10 drivers/staging/erofs/xattr.c:446
 erofs_xattr_generic_get+0xf6/0x1e0 drivers/staging/erofs/xattr.c:473
 __vfs_getxattr fs/xattr.c:347 [inline]
 vfs_getxattr+0x1ce/0x320 fs/xattr.c:378
 getxattr+0xf4/0x2b0 fs/xattr.c:607
 path_getxattr+0xb6/0x150 fs/xattr.c:635
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7ff068fb5109
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ff06792a168 EFLAGS: 00000246 ORIG_RAX: 00000000000000bf
RAX: ffffffffffffffda RBX: 00007ff0690c7f60 RCX: 00007ff068fb5109
RDX: 0000000000000000 RSI: 00000000200002c0 RDI: 0000000020000140
RBP: 00007ff06900f05d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffd9bb4c04f R14: 00007ff06792a300 R15: 0000000000022000
Modules linked in:
---[ end trace 1ccb025917e44e37 ]---
RIP: 0010:xattr_foreach+0x1377/0x1900 drivers/staging/erofs/xattr.c:224
Code: 3c 03 6b 1c 03 6c 24 38 44 29 e5 89 6b 1c e9 fb f7 ff ff e8 bb ec 27 fb 4c 89 ef e8 b3 11 47 fb e9 47 fd ff ff e8 a9 ec 27 fb <0f> 0b e8 a2 ec 27 fb 4c 89 fa 48 b8 00 00 00 00 00 fc ff df 48 c1
RSP: 0018:ffff8880b373f9a0 EFLAGS: 00010293
RAX: ffff88804fdba580 RBX: ffff8880b373fb20 RCX: ffffffff863a8701
RDX: 0000000000000000 RSI: ffffffff863a98c7 RDI: 0000000000000004
RBP: ffff8880b373fb10 R08: 0000000000000000 R09: 00000000000045bc
R10: 0000000000000004 R11: 0000000000000000 R12: 0000000000009a98
R13: 00000000000045bc R14: ffff8880b373fb28 R15: ffff8880b373fb3c
FS:  00007ff06792a700(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055c41ef9bf87 CR3: 0000000090ff0000 CR4: 00000000003406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400