FAT-fs (loop6): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) ------------[ cut here ]------------ FAT-fs (loop7): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) Trying to write to read-only block-device loop1 (partno 0) WARNING: CPU: 1 PID: 66 at block/blk-core.c:705 bio_check_ro block/blk-core.c:705 [inline] WARNING: CPU: 1 PID: 66 at block/blk-core.c:705 submit_bio_checks+0x1511/0x1850 block/blk-core.c:833 Modules linked in: CPU: 1 PID: 66 Comm: kworker/u4:3 Not tainted 5.10.60 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Workqueue: writeback wb_workfn (flush-7:1) RIP: 0010:bio_check_ro block/blk-core.c:705 [inline] RIP: 0010:submit_bio_checks+0x1511/0x1850 block/blk-core.c:833 Code: 02 00 00 45 8b a4 24 a4 05 00 00 48 89 ef 48 8d 74 24 50 e8 f1 41 fe ff 48 c7 c7 40 5a 3a 84 48 89 c6 44 89 e2 e8 8e 85 e7 01 <0f> 0b 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48 c1 ea 03 80 3c 02 RSP: 0018:ffff88800dda70d8 EFLAGS: 00010286 RAX: 0000000000000000 RBX: 1ffff11001bb4e21 RCX: 0000000000000000 RDX: ffff88800c456500 RSI: ffffffff812912c3 RDI: ffffed1001bb4e0d RBP: ffff888041d82200 R08: 0000000000000001 R09: ffff88806cf1ffdb R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 R13: ffff88800d980c10 R14: ffff888041d82210 R15: ffff888041d82208 FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000004e4da3 CR3: 000000000ee04000 CR4: 0000000000350ee0 Call Trace: submit_bio_noacct+0x7e/0xcf0 block/blk-core.c:1045 submit_bio+0x2f3/0x4e0 block/blk-core.c:1130 submit_bh_wbc.constprop.0+0x57f/0x770 fs/buffer.c:3054 __block_write_full_page+0x7c5/0x1020 fs/buffer.c:1810 block_write_full_page+0x21c/0x290 fs/buffer.c:2980 __writepage+0x67/0x180 mm/page-writeback.c:2311 write_cache_pages+0x57f/0xee0 mm/page-writeback.c:2246 generic_writepages mm/page-writeback.c:2337 [inline] generic_writepages+0xed/0x160 mm/page-writeback.c:2326 do_writepages+0xfc/0x2a0 mm/page-writeback.c:2352 __writeback_single_inode+0x10a/0xd90 fs/fs-writeback.c:1467 writeback_sb_inodes+0x570/0xfc0 fs/fs-writeback.c:1729 __writeback_inodes_wb+0xbe/0x270 fs/fs-writeback.c:1798 wb_writeback+0x752/0xaf0 fs/fs-writeback.c:1904 wb_check_old_data_flush fs/fs-writeback.c:2006 [inline] wb_do_writeback fs/fs-writeback.c:2059 [inline] wb_workfn+0x825/0x1030 fs/fs-writeback.c:2088 process_one_work+0x9ac/0x1580 kernel/workqueue.c:2270 worker_thread+0x61d/0x1310 kernel/workqueue.c:2416 kthread+0x38f/0x470 kernel/kthread.c:292 ret_from_fork+0x22/0x30 arch/x86/entry/entry_64.S:296 irq event stamp: 416161 hardirqs last enabled at (416171): [] console_unlock+0x926/0xb30 kernel/printk/printk.c:2552 hardirqs last disabled at (416180): [] console_unlock+0x832/0xb30 kernel/printk/printk.c:2467 softirqs last enabled at (415416): [] spin_unlock_bh include/linux/spinlock.h:399 [inline] softirqs last enabled at (415416): [] get_next_work_item fs/fs-writeback.c:1956 [inline] softirqs last enabled at (415416): [] wb_do_writeback fs/fs-writeback.c:2045 [inline] softirqs last enabled at (415416): [] wb_workfn+0x3b5/0x1030 fs/fs-writeback.c:2088 softirqs last disabled at (415414): [] spin_lock_bh include/linux/spinlock.h:359 [inline] softirqs last disabled at (415414): [] get_next_work_item fs/fs-writeback.c:1950 [inline] softirqs last disabled at (415414): [] wb_do_writeback fs/fs-writeback.c:2045 [inline] softirqs last disabled at (415414): [] wb_workfn+0x1c8/0x1030 fs/fs-writeback.c:2088 ---[ end trace 767a6f3c867b9b22 ]--- EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue netlink: 56 bytes leftover after parsing attributes in process `syz-executor.1'. tmpfs: Bad value for 'mpol' tmpfs: Bad value for 'mpol' tmpfs: Bad value for 'mpol' tmpfs: Bad value for 'mpol' EXT4-fs warning (device sda): verify_group_input:152: Reserved blocks too high (63) EXT4-fs warning (device sda): verify_group_input:152: Reserved blocks too high (63) Process accounting resumed Process accounting resumed EXT4-fs warning (device sda): verify_group_input:152: Reserved blocks too high (63) tmpfs: Unknown parameter './file1' EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue Process accounting resumed EXT4-fs warning (device sda): verify_group_input:152: Reserved blocks too high (63) FAT-fs (loop3): Unrecognized mount option "ch™ck=strict" or missing value EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue SELinux: security_context_str_to_sid(staff_u) failed for (dev tmpfs, type tmpfs) errno=-22 FAT-fs (loop3): Unrecognized mount option "ch™ck=strict" or missing value SELinux: security_context_str_to_sid(staff_u) failed for (dev tmpfs, type tmpfs) errno=-22 Process accounting resumed SELinux: security_context_str_to_sid(staff_u) failed for (dev tmpfs, type tmpfs) errno=-22 SELinux: security_context_str_to_sid(staff_u) failed for (dev tmpfs, type tmpfs) errno=-22 Process accounting resumed SELinux: security_context_str_to_sid(staff_u) failed for (dev tmpfs, type tmpfs) errno=-22 SELinux: security_context_str_to_sid(staff_u) failed for (dev tmpfs, type tmpfs) errno=-22 SELinux: security_context_str_to_sid(staff_u) failed for (dev tmpfs, type tmpfs) errno=-22 SELinux: security_context_str_to_sid(staff_u) failed for (dev tmpfs, type tmpfs) errno=-22 SELinux: Context is not valid (left unmapped).