Warning: Permanently added '10.128.0.12' (ECDSA) to the list of known hosts. executing program [ 238.623134][ T5080] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=5080 'syz-executor463' [ 238.633807][ T5080] loop0: detected capacity change from 0 to 512 [ 238.642477][ T5080] EXT4-fs (loop0): 1 truncate cleaned up [ 238.648202][ T5080] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 without journal. Quota mode: writeback. [ 238.664059][ T5078] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. executing program [ 244.271295][ T5083] loop0: detected capacity change from 0 to 512 [ 244.276668][ T5084] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 244.288901][ T5083] EXT4-fs (loop0): 1 truncate cleaned up [ 244.294583][ T5083] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 without journal. Quota mode: writeback. [ 244.319813][ T5078] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 245.579194][ T5078] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88810658dc00 (size 1024): comm "syz-executor463", pid 5080, jiffies 4294961132 (age 13.510s) hex dump (first 32 bytes): 00 fb 8e 00 00 cf e8 9e ac aa 80 5a e1 26 a9 9c ...........Z.&.. 71 e3 ea 67 33 7f 9a ef ca d1 17 51 5c 7f 0e 4b q..g3......Q\..K backtrace: [] __kmalloc_node+0x4d/0x120 [] kvmalloc_node+0xa2/0x180 [] ext4_expand_extra_isize_ea+0x786/0xb80 [] __ext4_expand_extra_isize+0x18b/0x200 [] __ext4_mark_inode_dirty+0x245/0x370 [] ext4_set_acl+0x21e/0x340 [] set_posix_acl+0x112/0x150 [] vfs_set_acl+0x2b2/0x4a0 [] do_set_acl+0x90/0x140 [] do_setxattr+0x73/0xf0 [] setxattr+0xbd/0xe0 [] path_setxattr+0x118/0x130 [] __x64_sys_lsetxattr+0x29/0x30 [] do_syscall_64+0x39/0xb0 [] entry_SYSCALL_64_after_hwframe+0x63/0xcd