EXT4-fs (loop4): Free/Dirty block details EXT4-fs (loop0): Block reservation details EXT4-fs (loop4): free_blocks=0 EXT4-fs (loop0): i_reserved_data_blocks=71 ------------[ cut here ]------------ kernel BUG at fs/ext4/inline.c:222! EXT4-fs (loop4): dirty_blocks=1072 invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 8306 Comm: syz-executor128 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 EXT4-fs (loop4): Block reservation details RIP: 0010:ext4_write_inline_data+0x337/0x3d0 fs/ext4/inline.c:222 Code: 5f e9 5d d8 84 ff e8 58 d8 84 ff 45 8d 64 2c c4 41 bd 3c 00 00 00 41 29 ed e9 df fe ff ff e8 40 d8 84 ff 0f 0b e8 39 d8 84 ff <0f> 0b e8 02 b4 ba ff e9 f5 fd ff ff 4c 89 ff e8 f5 b3 ba ff e9 99 RSP: 0018:ffff888096ab7338 EFLAGS: 00010293 EXT4-fs (loop4): i_reserved_data_blocks=66 RAX: ffff8880b320a300 RBX: ffff88808b4648b0 RCX: ffffffff81ddab4e RDX: 0000000000000000 RSI: ffffffff81ddad37 RDI: 0000000000000006 RBP: 0000000000000882 R08: 000000000000000b R09: 000000000000088d R10: 0000000000000006 R11: 0000000000000000 R12: 000000000000000b audit: type=1804 audit(1665023973.025:10): pid=8308 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor128" name="/root/bus" dev="sda1" ino=13862 res=1 R13: 000000000000088d R14: ffff888096ab73c0 R15: ffff88808b464d6e FS: 00007f1371604700(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fff7cc7d9c0 CR3: 000000009ab6c000 CR4: 00000000003406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 audit: type=1804 audit(1665023973.085:11): pid=8307 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor128" name="/root/file0/bus" dev="loop4" ino=18 res=1 Call Trace: ext4_write_inline_data_end+0x228/0x650 fs/ext4/inline.c:760 ext4_write_end+0x1de/0xec0 fs/ext4/inode.c:1423 ext4_da_write_end+0x860/0xa70 fs/ext4/inode.c:3170 generic_perform_write+0x2ae/0x4d0 mm/filemap.c:3181 __generic_file_write_iter+0x24b/0x610 mm/filemap.c:3295 ext4_file_write_iter+0x2fe/0xf20 fs/ext4/file.c:272 call_write_iter include/linux/fs.h:1821 [inline] do_iter_readv_writev+0x668/0x790 fs/read_write.c:681 do_iter_write+0x182/0x5d0 fs/read_write.c:960 vfs_iter_write+0x70/0xa0 fs/read_write.c:973 iter_file_splice_write+0x60d/0xbb0 fs/splice.c:750 do_splice_from fs/splice.c:852 [inline] direct_splice_actor+0x115/0x160 fs/splice.c:1025 splice_direct_to_actor+0x33f/0x8d0 fs/splice.c:980 do_splice_direct+0x1a7/0x270 fs/splice.c:1068 do_sendfile+0x550/0xc30 fs/read_write.c:1447 __do_sys_sendfile64 fs/read_write.c:1508 [inline] __se_sys_sendfile64+0x147/0x160 fs/read_write.c:1494 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f1371679529 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:00007f13716042f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 00007f13716ff430 RCX: 00007f1371679529 RDX: 0000000000000000 RSI: 0000000000000006 RDI: 0000000000000003 RBP: 00007f13716cc850 R08: 00007f1371604700 R09: 0000000000000000 R10: 0001000000201005 R11: 0000000000000246 R12: 652e79726f6d656d R13: d851473bfa4ba779 R14: 0030656c69662f2e R15: 00007f13716ff438 Modules linked in: ---[ end trace 0e7a2c8b61ba25e0 ]--- RIP: 0010:ext4_write_inline_data+0x337/0x3d0 fs/ext4/inline.c:222 Code: 5f e9 5d d8 84 ff e8 58 d8 84 ff 45 8d 64 2c c4 41 bd 3c 00 00 00 41 29 ed e9 df fe ff ff e8 40 d8 84 ff 0f 0b e8 39 d8 84 ff <0f> 0b e8 02 b4 ba ff e9 f5 fd ff ff 4c 89 ff e8 f5 b3 ba ff e9 99 ------------[ cut here ]------------ RSP: 0018:ffff888096ab7338 EFLAGS: 00010293 kernel BUG at fs/ext4/inline.c:222! invalid opcode: 0000 [#2] PREEMPT SMP KASAN RAX: ffff8880b320a300 RBX: ffff88808b4648b0 RCX: ffffffff81ddab4e CPU: 1 PID: 8307 Comm: syz-executor128 Tainted: G D 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 RIP: 0010:ext4_write_inline_data+0x337/0x3d0 fs/ext4/inline.c:222 Code: 5f e9 5d d8 84 ff e8 58 d8 84 ff 45 8d 64 2c c4 41 bd 3c 00 00 00 41 29 ed e9 df fe ff ff e8 40 d8 84 ff 0f 0b e8 39 d8 84 ff <0f> 0b e8 02 b4 ba ff e9 f5 fd ff ff 4c 89 ff e8 f5 b3 ba ff e9 99 RDX: 0000000000000000 RSI: ffffffff81ddad37 RDI: 0000000000000006 RSP: 0018:ffff888096a97338 EFLAGS: 00010293 RAX: ffff8880b3104340 RBX: ffff88808b499530 RCX: ffffffff81ddab4e RDX: 0000000000000000 RSI: ffffffff81ddad37 RDI: 0000000000000006 RBP: 00000000000009d7 R08: 000000000000000b R09: 00000000000009e2 R10: 0000000000000006 R11: 0000000000000000 R12: 000000000000000b R13: 00000000000009e2 R14: ffff888096a973c0 R15: ffff88808b4999ee RBP: 0000000000000882 R08: 000000000000000b R09: 000000000000088d FS: 00007f1371604700(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5cb2dc5000 CR3: 000000009c7be000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 R10: 0000000000000006 R11: 0000000000000000 R12: 000000000000000b DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ext4_write_inline_data_end+0x228/0x650 fs/ext4/inline.c:760 R13: 000000000000088d R14: ffff888096ab73c0 R15: ffff88808b464d6e ext4_write_end+0x1de/0xec0 fs/ext4/inode.c:1423 FS: 00007f1371604700(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 ext4_da_write_end+0x860/0xa70 fs/ext4/inode.c:3170 generic_perform_write+0x2ae/0x4d0 mm/filemap.c:3181 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fff7cc7d9c0 CR3: 000000009ab6c000 CR4: 00000000003406f0 __generic_file_write_iter+0x24b/0x610 mm/filemap.c:3295 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 ext4_file_write_iter+0x2fe/0xf20 fs/ext4/file.c:272 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400