EXT4-fs error (device loop2) in ext4_reserve_inode_write:5793: Out of memory
EXT4-fs error (device loop2): ext4_dirty_inode:5995: inode #17: comm syz-executor.2: mark_inode_dirty error
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kernel BUG at fs/ext4/ext4.h:3246!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 31298 Comm: syz-executor.2 Not tainted 5.10.77-syzkaller-01258-g76698ea35fd3 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:ext4_get_group_info fs/ext4/ext4.h:3246 [inline]
RIP: 0010:ext4_free_blocks+0x297a/0x2a60 fs/ext4/mballoc.c:5370
Code: f6 48 0f a3 1d d7 4e da 04 0f 92 c3 40 0f 92 c6 31 ff e8 29 7a 87 ff 84 db 75 18 e8 40 77 87 ff e9 ba 00 00 00 e8 36 77 87 ff <0f> 0b e8 2f 77 87 ff 0f 0b 65 83 05 51 6c 1c 7e 01 48 c7 c0 18 b5
RSP: 0018:ffffc9000fa66fa0 EFLAGS: 00010283
RAX: ffffffff81e5812a RBX: 0000000000000055 RCX: 0000000000040000
RDX: ffffc9000391f000 RSI: 0000000000003006 RDI: 0000000000003007
RBP: ffffc9000fa671f0 R08: ffffffff81e5631f R09: ffffc9000fa67140
R10: fffff52001f4ce2f R11: 0000000000000000 R12: ffffc9000fa67100
R13: dffffc0000000000 R14: 0000000000000001 R15: ffff88810ae78000
FS:  00007fc1e6d52700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc1e6d31718 CR3: 000000011768a000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 ext4_clear_blocks+0x3b3/0x420 fs/ext4/indirect.c:877
 ext4_free_data+0x12d/0x330 fs/ext4/indirect.c:937
 ext4_free_branches+0x6f/0x640 fs/ext4/indirect.c:1095
 ext4_free_branches+0x2df/0x640 fs/ext4/indirect.c:1030
 ext4_ind_truncate+0xb68/0x1080 fs/ext4/indirect.c:1181
 ext4_truncate+0xae0/0x1270 fs/ext4/inode.c:4307
 ext4_setattr+0x1097/0x1930 fs/ext4/inode.c:5546
 notify_change+0xb78/0x1020 fs/attr.c:336
 do_truncate+0x1ea/0x2d0 fs/open.c:65
 handle_truncate fs/namei.c:2989 [inline]
 do_open fs/namei.c:3331 [inline]
 path_openat+0x294e/0x3500 fs/namei.c:3444
 do_filp_open+0x200/0x440 fs/namei.c:3471
 do_sys_openat2+0x13b/0x470 fs/open.c:1211
 do_sys_open fs/open.c:1227 [inline]
 __do_sys_open fs/open.c:1235 [inline]
 __se_sys_open fs/open.c:1231 [inline]
 __x64_sys_open+0x221/0x270 fs/open.c:1231
 do_syscall_64+0x31/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7fc1e901dae9
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 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fc1e6d52188 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007fc1e91310e0 RCX: 00007fc1e901dae9
RDX: 0000000000000000 RSI: 00000000001c5b42 RDI: 0000000020000080
RBP: 00007fc1e9077f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffe8835ef3f R14: 00007fc1e6d52300 R15: 0000000000022000
Modules linked in:
---[ end trace 9e0671b6febbb5ee ]---
RIP: 0010:ext4_get_group_info fs/ext4/ext4.h:3246 [inline]
RIP: 0010:ext4_free_blocks+0x297a/0x2a60 fs/ext4/mballoc.c:5370
Code: f6 48 0f a3 1d d7 4e da 04 0f 92 c3 40 0f 92 c6 31 ff e8 29 7a 87 ff 84 db 75 18 e8 40 77 87 ff e9 ba 00 00 00 e8 36 77 87 ff <0f> 0b e8 2f 77 87 ff 0f 0b 65 83 05 51 6c 1c 7e 01 48 c7 c0 18 b5
RSP: 0018:ffffc9000fa66fa0 EFLAGS: 00010283
RAX: ffffffff81e5812a RBX: 0000000000000055 RCX: 0000000000040000
RDX: ffffc9000391f000 RSI: 0000000000003006 RDI: 0000000000003007
RBP: ffffc9000fa671f0 R08: ffffffff81e5631f R09: ffffc9000fa67140
R10: fffff52001f4ce2f R11: 0000000000000000 R12: ffffc9000fa67100
R13: dffffc0000000000 R14: 0000000000000001 R15: ffff88810ae78000
FS:  00007fc1e6d52700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc1e6d31718 CR3: 000000011768a000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400