loop2: p9 start 4294967040 is beyond EOD, truncated ================================================================== BUG: KCSAN: data-race in console_flush_all / console_flush_all write to 0xffffffff86819ed8 of 8 bytes by task 3804 on cpu 0: console_emit_next_record kernel/printk/printk.c:3083 [inline] console_flush_all+0x395/0x770 kernel/printk/printk.c:3210 __console_flush_and_unlock kernel/printk/printk.c:3269 [inline] console_unlock+0xab/0x330 kernel/printk/printk.c:3309 vprintk_emit+0x3f4/0x680 kernel/printk/printk.c:2432 vprintk_default+0x26/0x30 kernel/printk/printk.c:2447 vprintk+0x1d/0x30 kernel/printk/printk_safe.c:82 _printk+0x7a/0xa0 kernel/printk/printk.c:2457 isofs_fill_super+0x1295/0x12b0 fs/isofs/inode.c:661 get_tree_bdev_flags+0x29f/0x310 fs/super.c:1636 get_tree_bdev+0x1f/0x30 fs/super.c:1659 isofs_get_tree+0x1c/0x30 fs/isofs/inode.c:1523 vfs_get_tree+0x56/0x1e0 fs/super.c:1814 do_new_mount+0x227/0x690 fs/namespace.c:3560 path_mount+0x49b/0xb30 fs/namespace.c:3887 do_mount fs/namespace.c:3900 [inline] __do_sys_mount fs/namespace.c:4111 [inline] __se_sys_mount+0x27f/0x2d0 fs/namespace.c:4088 __x64_sys_mount+0x67/0x80 fs/namespace.c:4088 x64_sys_call+0x2c84/0x2dc0 arch/x86/include/generated/asm/syscalls_64.h:166 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xc9/0x1c0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f read to 0xffffffff86819ed8 of 8 bytes by task 3780 on cpu 1: console_flush_all+0x57e/0x770 kernel/printk/printk.c:3211 __console_flush_and_unlock kernel/printk/printk.c:3269 [inline] console_unlock+0xab/0x330 kernel/printk/printk.c:3309 vprintk_emit+0x3f4/0x680 kernel/printk/printk.c:2432 vprintk_default+0x26/0x30 kernel/printk/printk.c:2447 vprintk+0x1d/0x30 kernel/printk/printk_safe.c:82 _printk+0x7a/0xa0 kernel/printk/printk.c:2457 disk_unlock_native_capacity block/partitions/core.c:520 [inline] blk_add_partition block/partitions/core.c:543 [inline] blk_add_partitions block/partitions/core.c:633 [inline] bdev_disk_changed+0x970/0xb90 block/partitions/core.c:693 loop_reread_partitions drivers/block/loop.c:537 [inline] loop_set_status+0x37e/0x590 drivers/block/loop.c:1305 lo_ioctl+0x81b/0x14d0 blkdev_ioctl+0x359/0x450 block/ioctl.c:693 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:906 [inline] __se_sys_ioctl+0xc9/0x140 fs/ioctl.c:892 __x64_sys_ioctl+0x43/0x50 fs/ioctl.c:892 x64_sys_call+0x1690/0x2dc0 arch/x86/include/generated/asm/syscalls_64.h:17 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xc9/0x1c0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f value changed: 0x00000000000008c3 -> 0x00000000000008c4 Reported by Kernel Concurrency Sanitizer on: CPU: 1 UID: 0 PID: 3780 Comm: syz.2.125 Not tainted 6.14.0-rc2-syzkaller-00041-g4dc1d1bec898 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 ================================================================== loop2: p11 start 4294967040 is beyond EOD, truncated loop2: p13 start 4294967040 is beyond EOD, truncated loop2: p15 start 4294967040 is beyond EOD, truncated loop2: p17 start 4294967040 is beyond EOD, truncated loop2: p18 could not be added: -ENOMEM loop2: p19 start 4294967040 is beyond EOD, truncated loop2: p21 start 4294967040 is beyond EOD, truncated loop2: p23 start 4294967040 is beyond EOD, truncated loop2: p25 start 4294967040 is beyond EOD, truncated loop2: p27 start 4294967040 is beyond EOD, truncated loop2: p29 start 4294967040 is beyond EOD, truncated loop2: p31 start 4294967040 is beyond EOD, truncated loop2: p33 start 4294967040 is beyond EOD, truncated loop2: p35 start 4294967040 is beyond EOD, truncated loop2: p37 start 4294967040 is beyond EOD, truncated loop2: p39 start 4294967040 is beyond EOD, truncated loop2: p41 start 4294967040 is beyond EOD, truncated loop2: p43 start 4294967040 is beyond EOD, truncated loop2: p45 start 4294967040 is beyond EOD, truncated loop2: p47 start 4294967040 is beyond EOD, truncated loop2: p49 start 4294967040 is beyond EOD, truncated loop2: p51 start 4294967040 is beyond EOD, truncated loop2: p53 start 4294967040 is beyond EOD, truncated loop2: p55 start 4294967040 is beyond EOD, truncated loop2: p57 start 4294967040 is beyond EOD, truncated loop2: p59 start 4294967040 is beyond EOD, truncated loop2: p61 start 4294967040 is beyond EOD, truncated loop2: p63 start 4294967040 is beyond EOD, truncated loop2: p65 start 4294967040 is beyond EOD, truncated loop2: p67 start 4294967040 is beyond EOD, truncated loop2: p69 start 4294967040 is beyond EOD, truncated loop2: p71 start 4294967040 is beyond EOD, truncated loop2: p73 start 4294967040 is beyond EOD, truncated loop2: p75 start 4294967040 is beyond EOD, truncated loop2: p77 start 4294967040 is beyond EOD, truncated loop2: p79 start 4294967040 is beyond EOD, truncated loop2: p81 start 4294967040 is beyond EOD, truncated loop2: p83 start 4294967040 is beyond EOD, truncated loop2: p85 start 4294967040 is beyond EOD, truncated loop2: p87 start 4294967040 is beyond EOD, truncated loop2: p89 start 4294967040 is beyond EOD, truncated loop2: p91 start 4294967040 is beyond EOD, truncated loop2: p93 start 4294967040 is beyond EOD, truncated loop2: p95 start 4294967040 is beyond EOD, truncated loop2: p97 start 4294967040 is beyond EOD, truncated loop2: p99 start 4294967040 is beyond EOD, truncated loop2: p101 start 4294967040 is beyond EOD, truncated loop2: p103 start 4294967040 is beyond EOD, truncated loop2: p105 start 4294967040 is beyond EOD, truncated loop2: p107 start 4294967040 is beyond EOD, truncated loop2: p109 start 4294967040 is beyond EOD, truncated loop2: p111 start 4294967040 is beyond EOD, truncated loop2: p113 start 4294967040 is beyond EOD, truncated loop2: p115 start 4294967040 is beyond EOD, truncated loop2: p117 start 4294967040 is beyond EOD, truncated loop2: p119 start 4294967040 is beyond EOD, truncated loop2: p121 start 4294967040 is beyond EOD, truncated loop2: p123 start 4294967040 is beyond EOD, truncated loop2: p125 start 4294967040 is beyond EOD, truncated loop2: p127 start 4294967040 is beyond EOD, truncated loop2: p129 start 4294967040 is beyond EOD, truncated loop2: p131 start 4294967040 is beyond EOD, truncated loop2: p133 start 4294967040 is beyond EOD, truncated loop2: p135 start 4294967040 is beyond EOD, truncated loop2: p137 start 4294967040 is beyond EOD, truncated loop2: p139 start 4294967040 is beyond EOD, truncated loop2: p141 start 4294967040 is beyond EOD, truncated loop2: p143 start 4294967040 is beyond EOD, truncated loop2: p145 start 4294967040 is beyond EOD, truncated loop2: p147 start 4294967040 is beyond EOD, truncated loop2: p149 start 4294967040 is beyond EOD, truncated loop2: p151 start 4294967040 is beyond EOD, truncated loop2: p153 start 4294967040 is beyond EOD, truncated loop2: p155 start 4294967040 is beyond EOD, truncated loop2: p157 start 4294967040 is beyond EOD, truncated loop2: p159 start 4294967040 is beyond EOD, truncated loop2: p161 start 4294967040 is beyond EOD, truncated loop2: p163 start 4294967040 is beyond EOD, truncated loop2: p165 start 4294967040 is beyond EOD, truncated loop2: p167 start 4294967040 is beyond EOD, truncated loop2: p169 start 4294967040 is beyond EOD, truncated loop2: p171 start 4294967040 is beyond EOD, truncated loop2: p173 start 4294967040 is beyond EOD, truncated loop2: p175 start 4294967040 is beyond EOD, truncated loop2: p177 start 4294967040 is beyond EOD, truncated loop2: p179 start 4294967040 is beyond EOD, truncated loop2: p181 start 4294967040 is beyond EOD, truncated loop2: p183 start 4294967040 is beyond EOD, truncated loop2: p185 start 4294967040 is beyond EOD, truncated loop2: p187 start 4294967040 is beyond EOD, truncated loop2: p189 start 4294967040 is beyond EOD, truncated loop2: p191 start 4294967040 is beyond EOD, truncated loop2: p193 start 4294967040 is beyond EOD, truncated loop2: p195 start 4294967040 is beyond EOD, truncated loop2: p197 start 4294967040 is beyond EOD, truncated loop2: p199 start 4294967040 is beyond EOD, truncated loop2: p201 start 4294967040 is beyond EOD, truncated loop2: p203 start 4294967040 is beyond EOD, truncated loop2: p205 start 4294967040 is beyond EOD, truncated loop2: p207 start 4294967040 is beyond EOD, truncated loop2: p209 start 4294967040 is beyond EOD, truncated loop2: p211 start 4294967040 is beyond EOD, truncated loop2: p213 start 4294967040 is beyond EOD, truncated loop2: p215 start 4294967040 is beyond EOD, truncated loop2: p217 start 4294967040 is beyond EOD, truncated loop2: p219 start 4294967040 is beyond EOD, truncated loop2: p221 start 4294967040 is beyond EOD, truncated loop2: p223 start 4294967040 is beyond EOD, truncated loop2: p225 start 4294967040 is beyond EOD, truncated loop2: p227 start 4294967040 is beyond EOD, truncated loop2: p229 start 4294967040 is beyond EOD, truncated loop2: p231 start 4294967040 is beyond EOD, truncated loop2: p233 start 4294967040 is beyond EOD, truncated loop2: p235 start 4294967040 is beyond EOD, truncated loop2: p237 start 4294967040 is beyond EOD, truncated loop2: p239 start 4294967040 is beyond EOD, truncated loop2: p241 start 4294967040 is beyond EOD, truncated loop2: p243 start 4294967040 is beyond EOD, truncated loop2: p245 start 4294967040 is beyond EOD, truncated loop2: p247 start 4294967040 is beyond EOD, truncated loop2: p249 start 4294967040 is beyond EOD, truncated loop2: p251 start 4294967040 is beyond EOD, truncated loop2: p253 start 4294967040 is beyond EOD, truncated loop2: p255 start 4294967040 is beyond EOD, truncated