loop0: detected capacity change from 0 to 40427
loop0: detected capacity change from 0 to 40427
F2FS-fs (loop0): build fault injection attr: rate: 771, type: 0x3fffff
F2FS-fs (loop0): invalid crc value
F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5
syz.0.0: attempt to access beyond end of device
loop0: rw=2049, sector=45096, nr_sectors = 16 limit=40427
F2FS-fs (loop0): inject inconsistent footer in sanity_check_node_footer of f2fs_get_node_page fs/f2fs/node.c:1539 [inline]
F2FS-fs (loop0): inject inconsistent footer in sanity_check_node_footer of truncate_dnode+0xb7/0x740 fs/f2fs/node.c:955
F2FS-fs (loop0): inconsistent node block, node_type:0, nid:19, node_footer[nid:19,ino:10,ofs:5,cpver:10241045589465957861,blkaddr:4619]
------------[ cut here ]------------
kernel BUG at fs/f2fs/f2fs.h:2521!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 5322 Comm: syz.0.0 Not tainted 6.15.0-rc2-syzkaller-00037-g834a4a689699 #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:dec_valid_block_count+0x3b2/0x3c0 fs/f2fs/f2fs.h:2521
Code: 54 01 fe e9 80 fd ff ff e8 4b 1a 97 fd 48 c7 c7 a0 7a 31 8f 4c 89 e6 48 89 da e8 39 a2 14 01 e9 73 fe ff ff e8 2f 1a 97 fd 90 <0f> 0b 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90
RSP: 0018:ffffc9000d5573f0 EFLAGS: 00010287
RAX: ffffffff842c3b01 RBX: 00000000fffffcd9 RCX: 0000000000100000
RDX: ffffc9000df32000 RSI: 0000000000007b4f RDI: 0000000000007b50
RBP: 1ffff110088ae9f4 R08: ffffffff842c37b2 R09: fffff52001aaae6c
R10: dffffc0000000000 R11: fffff52001aaae6c R12: ffff888044574fa4
R13: dffffc0000000000 R14: ffff888044574000 R15: 000000000000039b
FS:  00007f14b893a6c0(0000) GS:ffff88808c593000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f14b8917fb8 CR3: 0000000043a8a000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 f2fs_truncate_data_blocks_range+0xc8c/0x11a0 fs/f2fs/file.c:695
 f2fs_do_truncate_blocks+0x81b/0x12b0 fs/f2fs/file.c:804
 f2fs_truncate_blocks+0x10d/0x300 fs/f2fs/file.c:838
 f2fs_truncate+0x417/0x720 fs/f2fs/file.c:888
 f2fs_setattr+0xc4f/0x12f0 fs/f2fs/file.c:1112
 notify_change+0xbca/0xe90 fs/attr.c:552
 do_truncate+0x222/0x310 fs/open.c:65
 handle_truncate fs/namei.c:3466 [inline]
 do_open fs/namei.c:3849 [inline]
 path_openat+0x2e4f/0x35d0 fs/namei.c:4004
 do_filp_open+0x284/0x4e0 fs/namei.c:4031
 do_sys_openat2+0x12b/0x1d0 fs/open.c:1429
 do_sys_open fs/open.c:1444 [inline]
 __do_sys_creat fs/open.c:1522 [inline]
 __se_sys_creat fs/open.c:1516 [inline]
 __x64_sys_creat+0x124/0x170 fs/open.c:1516
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f14b7b8d169
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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f14b893a038 EFLAGS: 00000246 ORIG_RAX: 0000000000000055
RAX: ffffffffffffffda RBX: 00007f14b7da5fa0 RCX: 00007f14b7b8d169
RDX: 0000000000000000 RSI: 0000000000000034 RDI: 0000200000000100
RBP: 00007f14b7c0e990 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f14b7da5fa0 R15: 00007ffc48de3438
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:dec_valid_block_count+0x3b2/0x3c0 fs/f2fs/f2fs.h:2521
Code: 54 01 fe e9 80 fd ff ff e8 4b 1a 97 fd 48 c7 c7 a0 7a 31 8f 4c 89 e6 48 89 da e8 39 a2 14 01 e9 73 fe ff ff e8 2f 1a 97 fd 90 <0f> 0b 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90
RSP: 0018:ffffc9000d5573f0 EFLAGS: 00010287
RAX: ffffffff842c3b01 RBX: 00000000fffffcd9 RCX: 0000000000100000
RDX: ffffc9000df32000 RSI: 0000000000007b4f RDI: 0000000000007b50
RBP: 1ffff110088ae9f4 R08: ffffffff842c37b2 R09: fffff52001aaae6c
R10: dffffc0000000000 R11: fffff52001aaae6c R12: ffff888044574fa4
R13: dffffc0000000000 R14: ffff888044574000 R15: 000000000000039b
FS:  00007f14b893a6c0(0000) GS:ffff88808c593000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f14b8917fb8 CR3: 0000000043a8a000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400