Extracting prog: 2m9.959922869s Minimizing prog: 2m24.020241898s Simplifying prog options: 0s Extracting C: 28.111679233s Simplifying C: 4m27.827361217s 1 programs, 3 VMs, timeouts [15s 6m0s] extracting reproducer from 1 programs single: executing 1 programs separately with timeout 15s testing program (duration=15s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$udf-mkdirat detailed listing: executing program 0: syz_mount_image$udf(&(0x7f0000000080), &(0x7f00000007c0)='./file0\x00', 0x14444, &(0x7f0000000340)=ANY=[@ANYBLOB='fileset=00000000000000065207,adinicb,gid=forget,mode=00000000000000000000003,gid=', @ANYRESDEC=0x0, @ANYBLOB="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"], 0xfe, 0xc17, &(0x7f0000000800)="$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") mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0) program crashed: KASAN: slab-out-of-bounds Write in udf_write_aext single: successfully extracted reproducer found reproducer with 2 syscalls minimizing guilty program testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$udf detailed listing: executing program 0: syz_mount_image$udf(&(0x7f0000000080), &(0x7f00000007c0)='./file0\x00', 0x14444, &(0x7f0000000340)=ANY=[@ANYBLOB='fileset=00000000000000065207,adinicb,gid=forget,mode=00000000000000000000003,gid=', @ANYRESDEC=0x0, @ANYBLOB="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"], 0xfe, 0xc17, &(0x7f0000000800)="$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") program did not crash testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0) program did not crash testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$udf-mkdirat detailed listing: executing program 0: syz_mount_image$udf(&(0x7f0000000080), &(0x7f00000007c0)='./file0\x00', 0x14444, &(0x7f0000000340)=ANY=[@ANYBLOB='fileset=00000000000000065207,adinicb,gid=forget,mode=00000000000000000000003,gid=', @ANYRESDEC=0x0, @ANYBLOB="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"], 0xfe, 0xc17, &(0x7f0000000800)="$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") mkdirat(0xffffffffffffff9c, 0x0, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$udf-mkdirat program crashed: KASAN: slab-out-of-bounds Write in udf_write_aext simplifying C reproducer testing compiled C program (duration=22.5s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$udf-mkdirat program crashed: KASAN: slab-out-of-bounds Write in udf_write_aext testing compiled C program (duration=22.5s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$udf-mkdirat program crashed: KASAN: slab-out-of-bounds Write in udf_write_aext testing compiled C program (duration=22.5s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$udf-mkdirat program crashed: KASAN: slab-out-of-bounds Write in udf_write_aext testing compiled C program (duration=22.5s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$udf-mkdirat program crashed: KASAN: slab-out-of-bounds Write in udf_write_aext testing compiled C program (duration=22.5s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$udf-mkdirat program crashed: KASAN: slab-out-of-bounds Write in udf_write_aext testing compiled C program (duration=22.5s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$udf-mkdirat program crashed: KASAN: slab-out-of-bounds Write in udf_write_aext testing compiled C program (duration=22.5s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$udf-mkdirat program crashed: KASAN: slab-out-of-bounds Write in udf_write_aext reproducing took 9m29.919219415s repro crashed as (corrupted=false): UDF-fs: error (device loop0): udf_read_tagged: tag checksum failed, block 99: 0x27 != 0x4d UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000) ================================================================== BUG: KASAN: slab-out-of-bounds in udf_write_aext+0x4c0/0x668 fs/udf/inode.c:2110 Write of size 4 at addr ffff0000c9de2ff0 by task syz-executor104/3966 CPU: 1 PID: 3966 Comm: syz-executor104 Not tainted 5.15.161-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 Call trace: dump_backtrace+0x0/0x530 arch/arm64/kernel/stacktrace.c:152 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:216 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x108/0x170 lib/dump_stack.c:106 print_address_description+0x7c/0x3f0 mm/kasan/report.c:248 __kasan_report mm/kasan/report.c:434 [inline] kasan_report+0x174/0x1e4 mm/kasan/report.c:451 __asan_report_store_n_noabort+0x40/0x4c mm/kasan/report_generic.c:325 udf_write_aext+0x4c0/0x668 fs/udf/inode.c:2110 udf_add_entry+0x11e0/0x28b0 fs/udf/namei.c:482 udf_mkdir+0x158/0x7e0 fs/udf/namei.c:681 vfs_mkdir+0x334/0x4e4 fs/namei.c:4065 do_mkdirat+0x20c/0x610 fs/namei.c:4090 __do_sys_mkdirat fs/namei.c:4105 [inline] __se_sys_mkdirat fs/namei.c:4103 [inline] __arm64_sys_mkdirat+0x90/0xa8 fs/namei.c:4103 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 Allocated by task 3722: kasan_save_stack mm/kasan/common.c:38 [inline] kasan_set_track mm/kasan/common.c:46 [inline] set_alloc_info mm/kasan/common.c:434 [inline] ____kasan_kmalloc+0xbc/0xfc mm/kasan/common.c:513 __kasan_kmalloc+0x10/0x1c mm/kasan/common.c:522 kasan_kmalloc include/linux/kasan.h:264 [inline] kmem_cache_alloc_trace+0x27c/0x47c mm/slub.c:3247 kmalloc include/linux/slab.h:591 [inline] kzalloc include/linux/slab.h:721 [inline] alloc_bprm+0x6c/0x604 fs/exec.c:1518 do_execveat_common+0x154/0x814 fs/exec.c:1904 do_execve fs/exec.c:2023 [inline] __do_sys_execve fs/exec.c:2099 [inline] __se_sys_execve fs/exec.c:2094 [inline] __arm64_sys_execve+0x98/0xb0 fs/exec.c:2094 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 Freed by task 3722: kasan_save_stack mm/kasan/common.c:38 [inline] kasan_set_track+0x4c/0x84 mm/kasan/common.c:46 kasan_set_free_info+0x28/0x4c mm/kasan/generic.c:360 ____kasan_slab_free+0x118/0x164 mm/kasan/common.c:366 __kasan_slab_free+0x18/0x28 mm/kasan/common.c:374 kasan_slab_free include/linux/kasan.h:230 [inline] slab_free_hook mm/slub.c:1705 [inline] slab_free_freelist_hook+0x128/0x1ec mm/slub.c:1731 slab_free mm/slub.c:3499 [inline] kfree+0x178/0x410 mm/slub.c:4559 free_bprm+0x2ac/0x32c fs/exec.c:1513 do_execveat_common+0x674/0x814 fs/exec.c:1955 do_execve fs/exec.c:2023 [inline] __do_sys_execve fs/exec.c:2099 [inline] __se_sys_execve fs/exec.c:2094 [inline] __arm64_sys_execve+0x98/0xb0 fs/exec.c:2094 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 The buggy address belongs to the object at ffff0000c9de2c00 which belongs to the cache kmalloc-512 of size 512 The buggy address is located 496 bytes to the right of 512-byte region [ffff0000c9de2c00, ffff0000c9de2e00) The buggy address belongs to the page: page:000000003c749197 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x109de0 head:000000003c749197 order:2 compound_mapcount:0 compound_pincount:0 flags: 0x5ffc00000010200(slab|head|node=0|zone=2|lastcpupid=0x7ff) raw: 05ffc00000010200 0000000000000000 0000000100000001 ffff0000c0002600 raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected Memory state around the buggy address: ffff0000c9de2e80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff0000c9de2f00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc >ffff0000c9de2f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ^ ffff0000c9de3000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ffff0000c9de3080: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ================================================================== final repro crashed as (corrupted=false): UDF-fs: error (device loop0): udf_read_tagged: tag checksum failed, block 99: 0x27 != 0x4d UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000) ================================================================== BUG: KASAN: slab-out-of-bounds in udf_write_aext+0x4c0/0x668 fs/udf/inode.c:2110 Write of size 4 at addr ffff0000c9de2ff0 by task syz-executor104/3966 CPU: 1 PID: 3966 Comm: syz-executor104 Not tainted 5.15.161-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 Call trace: dump_backtrace+0x0/0x530 arch/arm64/kernel/stacktrace.c:152 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:216 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x108/0x170 lib/dump_stack.c:106 print_address_description+0x7c/0x3f0 mm/kasan/report.c:248 __kasan_report mm/kasan/report.c:434 [inline] kasan_report+0x174/0x1e4 mm/kasan/report.c:451 __asan_report_store_n_noabort+0x40/0x4c mm/kasan/report_generic.c:325 udf_write_aext+0x4c0/0x668 fs/udf/inode.c:2110 udf_add_entry+0x11e0/0x28b0 fs/udf/namei.c:482 udf_mkdir+0x158/0x7e0 fs/udf/namei.c:681 vfs_mkdir+0x334/0x4e4 fs/namei.c:4065 do_mkdirat+0x20c/0x610 fs/namei.c:4090 __do_sys_mkdirat fs/namei.c:4105 [inline] __se_sys_mkdirat fs/namei.c:4103 [inline] __arm64_sys_mkdirat+0x90/0xa8 fs/namei.c:4103 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 Allocated by task 3722: kasan_save_stack mm/kasan/common.c:38 [inline] kasan_set_track mm/kasan/common.c:46 [inline] set_alloc_info mm/kasan/common.c:434 [inline] ____kasan_kmalloc+0xbc/0xfc mm/kasan/common.c:513 __kasan_kmalloc+0x10/0x1c mm/kasan/common.c:522 kasan_kmalloc include/linux/kasan.h:264 [inline] kmem_cache_alloc_trace+0x27c/0x47c mm/slub.c:3247 kmalloc include/linux/slab.h:591 [inline] kzalloc include/linux/slab.h:721 [inline] alloc_bprm+0x6c/0x604 fs/exec.c:1518 do_execveat_common+0x154/0x814 fs/exec.c:1904 do_execve fs/exec.c:2023 [inline] __do_sys_execve fs/exec.c:2099 [inline] __se_sys_execve fs/exec.c:2094 [inline] __arm64_sys_execve+0x98/0xb0 fs/exec.c:2094 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 Freed by task 3722: kasan_save_stack mm/kasan/common.c:38 [inline] kasan_set_track+0x4c/0x84 mm/kasan/common.c:46 kasan_set_free_info+0x28/0x4c mm/kasan/generic.c:360 ____kasan_slab_free+0x118/0x164 mm/kasan/common.c:366 __kasan_slab_free+0x18/0x28 mm/kasan/common.c:374 kasan_slab_free include/linux/kasan.h:230 [inline] slab_free_hook mm/slub.c:1705 [inline] slab_free_freelist_hook+0x128/0x1ec mm/slub.c:1731 slab_free mm/slub.c:3499 [inline] kfree+0x178/0x410 mm/slub.c:4559 free_bprm+0x2ac/0x32c fs/exec.c:1513 do_execveat_common+0x674/0x814 fs/exec.c:1955 do_execve fs/exec.c:2023 [inline] __do_sys_execve fs/exec.c:2099 [inline] __se_sys_execve fs/exec.c:2094 [inline] __arm64_sys_execve+0x98/0xb0 fs/exec.c:2094 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 The buggy address belongs to the object at ffff0000c9de2c00 which belongs to the cache kmalloc-512 of size 512 The buggy address is located 496 bytes to the right of 512-byte region [ffff0000c9de2c00, ffff0000c9de2e00) The buggy address belongs to the page: page:000000003c749197 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x109de0 head:000000003c749197 order:2 compound_mapcount:0 compound_pincount:0 flags: 0x5ffc00000010200(slab|head|node=0|zone=2|lastcpupid=0x7ff) raw: 05ffc00000010200 0000000000000000 0000000100000001 ffff0000c0002600 raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected Memory state around the buggy address: ffff0000c9de2e80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff0000c9de2f00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc >ffff0000c9de2f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ^ ffff0000c9de3000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ffff0000c9de3080: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ==================================================================