================================================ [ BUG: lock held when returning to user space! ] 4.9.124+ #34 Not tainted ------------------------------------------------ syz-executor6/3875 is leaving the kernel with locks still held! 1 lock held by syz-executor6/3875: #0: (&fi->mutex){+.+.+.}, at: [] fuse_lock_inode+0xa2/0xd0 fs/fuse/inode.c:362 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 blk_update_request: 249 callbacks suppressed blk_update_request: I/O error, dev loop0, sector 11307866476490722 blk_update_request: I/O error, dev loop0, sector 11307866476490722 buffer_io_error: 249 callbacks suppressed Buffer I/O error on dev loop0p105, logical block 7533491034799680, async page read blk_update_request: I/O error, dev loop0, sector 11307866476490724 Buffer I/O error on dev loop0p105, logical block 7533491034799681, async page read attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 blk_update_request: I/O error, dev loop0, sector 11307866476490726 Buffer I/O error on dev loop0p105, logical block 7533491034799682, async page read blk_update_request: I/O error, dev loop0, sector 11307866476490728 Buffer I/O error on dev loop0p105, logical block 7533491034799683, async page read blk_update_request: I/O error, dev loop0, sector 11307866476490930 blk_update_request: I/O error, dev loop0, sector 11307866476490930 Buffer I/O error on dev loop0p105, logical block 7533491034799784, async page read blk_update_request: I/O error, dev loop0, sector 11307866476490932 Buffer I/O error on dev loop0p105, logical block 7533491034799785, async page read blk_update_request: I/O error, dev loop0, sector 11307866476490934 Buffer I/O error on dev loop0p105, logical block 7533491034799786, async page read blk_update_request: I/O error, dev loop0, sector 11307866476490936 Buffer I/O error on dev loop0p105, logical block 7533491034799787, async page read Buffer I/O error on dev loop0p105, logical block 0, async page read Buffer I/O error on dev loop0p105, logical block 1, async page read attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 netlink: 4 bytes leftover after parsing attributes in process `syz-executor0'. netlink: 4 bytes leftover after parsing attributes in process `syz-executor0'. attempt to access beyond end of device attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 loop3: rw=48, want=8200, limit=20 attempt to access beyond end of device loop3: rw=48, want=12296, limit=20 attempt to access beyond end of device loop3: rw=48, want=8200, limit=20 attempt to access beyond end of device loop3: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop3: rw=48, want=8200, limit=20 attempt to access beyond end of device loop3: rw=48, want=12296, limit=20 attempt to access beyond end of device loop3: rw=48, want=8200, limit=20 attempt to access beyond end of device loop3: rw=48, want=12296, limit=20 attempt to access beyond end of device loop3: rw=48, want=8200, limit=20 attempt to access beyond end of device loop3: rw=48, want=12296, limit=20 attempt to access beyond end of device loop3: rw=48, want=8200, limit=20 attempt to access beyond end of device loop3: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop3: rw=48, want=8200, limit=20 attempt to access beyond end of device loop3: rw=48, want=12296, limit=20 attempt to access beyond end of device loop3: rw=48, want=8200, limit=20 attempt to access beyond end of device loop3: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=127 attempt to access beyond end of device loop5: rw=48, want=12296, limit=127 attempt to access beyond end of device loop5: rw=48, want=8200, limit=127 attempt to access beyond end of device loop5: rw=48, want=12296, limit=127 attempt to access beyond end of device loop5: rw=48, want=8200, limit=127 attempt to access beyond end of device loop5: rw=48, want=12296, limit=127 attempt to access beyond end of device loop5: rw=48, want=8200, limit=127 attempt to access beyond end of device loop5: rw=48, want=12296, limit=127 attempt to access beyond end of device loop3: rw=48, want=8200, limit=20 attempt to access beyond end of device loop3: rw=48, want=12296, limit=20 attempt to access beyond end of device loop3: rw=48, want=8200, limit=20 attempt to access beyond end of device loop3: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop3: rw=48, want=8200, limit=20 attempt to access beyond end of device loop3: rw=48, want=12296, limit=20 attempt to access beyond end of device loop3: rw=48, want=8200, limit=20 attempt to access beyond end of device loop3: rw=48, want=12296, limit=20 f2fs_msg: 276 callbacks suppressed F2FS-fs (loop5): Magic Mismatch, valid(0xf2f52010) - read(0x0) F2FS-fs (loop5): Can't find valid F2FS filesystem in 1th superblock attempt to access beyond end of device F2FS-fs (loop3): Magic Mismatch, valid(0xf2f52010) - read(0x0) F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock attempt to access beyond end of device loop3: rw=48, want=8200, limit=20 F2FS-fs (loop3): invalid crc value attempt to access beyond end of device loop3: rw=48, want=12296, limit=20 F2FS-fs (loop3): invalid crc value F2FS-fs (loop3): Failed to get valid F2FS checkpoint F2FS-fs (loop3): Magic Mismatch, valid(0xf2f52010) - read(0x0) F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock attempt to access beyond end of device loop3: rw=48, want=8200, limit=20 F2FS-fs (loop3): invalid crc value attempt to access beyond end of device loop3: rw=48, want=12296, limit=20 loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop3: rw=48, want=8200, limit=20 attempt to access beyond end of device loop3: rw=48, want=12296, limit=20 attempt to access beyond end of device loop3: rw=48, want=8200, limit=20 attempt to access beyond end of device loop3: rw=48, want=12296, limit=20 attempt to access beyond end of device loop3: rw=48, want=8200, limit=20 attempt to access beyond end of device loop3: rw=48, want=12296, limit=20 attempt to access beyond end of device loop3: rw=48, want=8200, limit=20 attempt to access beyond end of device loop3: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 f2fs_msg: 486 callbacks suppressed F2FS-fs (loop3): Magic Mismatch, valid(0xf2f52010) - read(0x0) F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock F2FS-fs (loop3): Invalid Fs Meta Ino: node(1) meta(0) root(3) F2FS-fs (loop3): Can't find valid F2FS filesystem in 2th superblock F2FS-fs (loop3): Magic Mismatch, valid(0xf2f52010) - read(0x0) F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock F2FS-fs (loop3): Invalid Fs Meta Ino: node(1) meta(0) root(3) F2FS-fs (loop3): 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 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20 attempt to access beyond end of device loop5: rw=48, want=8200, limit=20 attempt to access beyond end of device loop5: rw=48, want=12296, limit=20