================================================ [ BUG: lock held when returning to user space! ] 4.9.124-g6a1b592 #30 Not tainted ------------------------------------------------ syz-executor0/14912 is leaving the kernel with locks still held! 1 lock held by syz-executor0/14912: #0: (&fi->mutex){+.+.+.}, at: [] fuse_lock_inode+0xa2/0xd0 fs/fuse/inode.c:362 f2fs_msg: 2 callbacks suppressed F2FS-fs (loop5): Magic Mismatch, valid(0xf2f52010) - read(0x0) F2FS-fs (loop5): Can't find valid F2FS filesystem in 1th superblock F2FS-fs (loop5): Magic Mismatch, valid(0xf2f52010) - read(0x0) F2FS-fs (loop5): Can't find valid F2FS filesystem in 2th superblock F2FS-fs (loop5): Magic Mismatch, valid(0xf2f52010) - read(0x0) F2FS-fs (loop5): Can't find valid F2FS filesystem in 1th superblock F2FS-fs (loop5): Magic Mismatch, valid(0xf2f52010) - read(0x0) F2FS-fs (loop5): Can't find valid F2FS filesystem in 2th superblock F2FS-fs (loop5): Magic Mismatch, valid(0xf2f52010) - read(0x0) F2FS-fs (loop5): Can't find valid F2FS filesystem in 1th superblock syz-executor3 uses obsolete (PF_INET,SOCK_PACKET) relay: one or more items not logged [item size (56) > sub-buffer size (5)]