Extracting prog: 1m9.965936827s
Minimizing prog: 4m5.153970207s
Simplifying prog options: 0s
Extracting C: 34.83887821s
Simplifying C: 5m44.617605922s


extracting reproducer from 1 programs
testing a last program of every proc
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sysfs-write$cgroup_int-syz_mount_image$ext4
detailed listing:
executing program 0:
r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f00000002c0)='/sys/power/resume', 0x141b82, 0x0)
write$cgroup_int(r0, &(0x7f0000000000)=0x700, 0x12)
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000000)='./bus\x00', 0x21081e, &(0x7f00000001c0)={[{@grpquota}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x800}}, {@minixdf}]}, 0x1, 0x4fa, &(0x7f00000005c0)="$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")

program crashed: kernel BUG in submit_bh_wbc
single: successfully extracted reproducer
found reproducer with 3 syscalls
minimizing guilty program
testing program (duration=34.307250723s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sysfs-write$cgroup_int
detailed listing:
executing program 0:
r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f00000002c0)='/sys/power/resume', 0x141b82, 0x0)
write$cgroup_int(r0, &(0x7f0000000000)=0x700, 0x12)

program did not crash
testing program (duration=34.307250723s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sysfs-syz_mount_image$ext4
detailed listing:
executing program 0:
openat$sysfs(0xffffffffffffff9c, &(0x7f00000002c0)='/sys/power/resume', 0x141b82, 0x0)
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000000)='./bus\x00', 0x21081e, &(0x7f00000001c0)={[{@grpquota}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x800}}, {@minixdf}]}, 0x1, 0x4fa, &(0x7f00000005c0)="$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")

program did not crash
testing program (duration=34.307250723s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): write$cgroup_int-syz_mount_image$ext4
detailed listing:
executing program 0:
write$cgroup_int(0xffffffffffffffff, &(0x7f0000000000)=0x700, 0x12)
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000000)='./bus\x00', 0x21081e, &(0x7f00000001c0)={[{@grpquota}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x800}}, {@minixdf}]}, 0x1, 0x4fa, &(0x7f00000005c0)="$eJzs3c9vG1kdAPCvnThx0uwmu+wBEOyW3YWCqjqJuxut9gDLCSFUCdEjSG1I3CiKHUexU5rQQ3rmikQlTnDkD+DcE3cuCG5cygGJHxGoQeLg1YwnqZvaTdQkdhR/PtJo3ps39ff7ms579UviF8DQuhoRuxExFhF3I2I6u57LjvisfST3Pdt7uLS/93ApF63W7X/l0vbkWnT8mcSV7DWLEfGj70X8NPdy3Mb2ztpitVrZzOqzzdrGbGN758ZqbXGlslJZL5cX5hfmPrn5cfnM+vpebSwrffXpH3e/9fMkransSmc/zlK764XDOInRiPjBeQQbgJGsP2ODToTXkjzeb0fE++nzPx0j6VcTALjMWq3paE131gGAyy6froHl8qWIaJfz+VKpvYb3Tkzmq/VG8/q9+tb6cnutbCYK+Xur1cpctlY4E4VcUp9Py8/r5SP1mxHxVkT8cnwirZeW6tXlQf7HBwCG2JUj8/9/x9vzPwBwyRUHnQAA0HfmfwAYPuZ/ABg+5n8AGD7t+X9i0GkAAH3k/T8ADB/zPwAMlR/eupUcrf3s86+X729vrdXv31iuNNZKta2l0lJ9c6O0Uq+vpJ/ZUzvu9ar1+sb8R7H1YObbG43mbGN7506tvrXevJN+rvedSiG9a7cPPQMAennrvSd/ySUz8qcT6REdezkUBpoZcN7yg04AGJiRQScADIzdvmB4neI9vuUBuCS6bNH7gmK3XxBqtVqt80sJOGfXvmT9H4ZVx/q/nwKGIWP9H4aX9X8YXq1W7qR7/sdJbwQALjZr/ECP7/+/nZ1/l31z4CfLR+94fJ5ZAQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAwMV2sP9vKdsLfCry+VIp4o2ImIlC7t5qtTIXEW9GxJ/HC+NJfX7AOQMAp5X/ey7b/+va9IdTLzS9e+WwOBYRP/v17V89WGw2N/8UMZb79/jB9ebj7Hq5/9kDAMc7mKfTc8cb+Wd7D5cOjn7m84/vRkSxHX9/byz2D+OPxmh6LkYhIib/k8vqbbmOtYvT2H0UEV/s1v9cTKVrIO2dT4/GT2K/0df4+Rfi59O29jn5u/jCGeQCw+ZJMv581u35y8fV9Nz9+S+mI9TpZeNf8lJL++kY+Dz+wfg30mP8u3rSGB/94fvt0sTLbY8ivjwacRB7v2P8OYif6xH/wxPG/+tX3n2/V1vrNxHXonv8zlizzdrGbGN758ZqbXGlslJZL5cX5hfmPrn5cXk2XaOe7T0b/PPT62/2akv6P9kjfvGY/n/9hP3/7f/v/vhrr4j/zQ+6xc/HO6+In8yJ3zhh/MXJ3xd7tSXxl3v0/7iv//UTxn/6t52Xtg0HAAansb2ztlitVjYVFC5+IfknewHS6Fr4Tr9ijUX3pl980H6mjzS1Wq8Vq9eIcRarbsBFcPjQR8T/Bp0MAAAAAAAAAAAAAADQVT9+Y2nQfQQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAODy+jwAAP//fdvPYQ==")

program did not crash
testing program (duration=34.307250723s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sysfs-write$cgroup_int-syz_mount_image$ext4
detailed listing:
executing program 0:
r0 = openat$sysfs(0xffffffffffffff9c, 0x0, 0x141b82, 0x0)
write$cgroup_int(r0, &(0x7f0000000000)=0x700, 0x12)
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000000)='./bus\x00', 0x21081e, &(0x7f00000001c0)={[{@grpquota}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x800}}, {@minixdf}]}, 0x1, 0x4fa, &(0x7f00000005c0)="$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")

program did not crash
testing program (duration=34.307250723s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sysfs-write$cgroup_int-syz_mount_image$ext4
detailed listing:
executing program 0:
r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f00000002c0)='/sys/power/resume', 0x141b82, 0x0)
write$cgroup_int(r0, 0x0, 0x0)
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000000)='./bus\x00', 0x21081e, &(0x7f00000001c0)={[{@grpquota}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x800}}, {@minixdf}]}, 0x1, 0x4fa, &(0x7f00000005c0)="$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")

program did not crash
extracting C reproducer
testing compiled C program (duration=34.307250723s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sysfs-write$cgroup_int-syz_mount_image$ext4
program crashed: kernel BUG in submit_bh_wbc
simplifying C reproducer
testing compiled C program (duration=34.307250723s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sysfs-write$cgroup_int-syz_mount_image$ext4
program crashed: kernel BUG in submit_bh_wbc
testing compiled C program (duration=34.307250723s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sysfs-write$cgroup_int-syz_mount_image$ext4
program did not crash
testing compiled C program (duration=34.307250723s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sysfs-write$cgroup_int-syz_mount_image$ext4
program did not crash
testing compiled C program (duration=34.307250723s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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}}): openat$sysfs-write$cgroup_int-syz_mount_image$ext4
program crashed: kernel BUG in submit_bh_wbc
testing compiled C program (duration=34.307250723s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sysfs-write$cgroup_int-syz_mount_image$ext4
program crashed: kernel BUG in submit_bh_wbc
testing compiled C program (duration=34.307250723s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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}}): openat$sysfs-write$cgroup_int-syz_mount_image$ext4
program crashed: kernel BUG in submit_bh_wbc
testing compiled C program (duration=34.307250723s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sysfs-write$cgroup_int-syz_mount_image$ext4
program crashed: kernel BUG in submit_bh_wbc
testing program (duration=34.307250723s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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}}): openat$sysfs-write$cgroup_int-syz_mount_image$ext4
detailed listing:
executing program 0:
r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f00000002c0)='/sys/power/resume', 0x141b82, 0x0)
write$cgroup_int(r0, &(0x7f0000000000)=0x700, 0x12)
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000000)='./bus\x00', 0x21081e, &(0x7f00000001c0)={[{@grpquota}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x800}}, {@minixdf}]}, 0x1, 0x4fa, &(0x7f00000005c0)="$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")

program crashed: kernel BUG in submit_bh_wbc
validation run: crashed=true
testing program (duration=34.307250723s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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}}): openat$sysfs-write$cgroup_int-syz_mount_image$ext4
detailed listing:
executing program 0:
r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f00000002c0)='/sys/power/resume', 0x141b82, 0x0)
write$cgroup_int(r0, &(0x7f0000000000)=0x700, 0x12)
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000000)='./bus\x00', 0x21081e, &(0x7f00000001c0)={[{@grpquota}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x800}}, {@minixdf}]}, 0x1, 0x4fa, &(0x7f00000005c0)="$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")

program crashed: kernel BUG in submit_bh_wbc
validation run: crashed=true
testing program (duration=34.307250723s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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}}): openat$sysfs-write$cgroup_int-syz_mount_image$ext4
detailed listing:
executing program 0:
r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f00000002c0)='/sys/power/resume', 0x141b82, 0x0)
write$cgroup_int(r0, &(0x7f0000000000)=0x700, 0x12)
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000000)='./bus\x00', 0x21081e, &(0x7f00000001c0)={[{@grpquota}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x800}}, {@minixdf}]}, 0x1, 0x4fa, &(0x7f00000005c0)="$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")

program did not crash
validation run: crashed=false
testing program (duration=34.307250723s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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}}): openat$sysfs-write$cgroup_int-syz_mount_image$ext4
detailed listing:
executing program 0:
r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f00000002c0)='/sys/power/resume', 0x141b82, 0x0)
write$cgroup_int(r0, &(0x7f0000000000)=0x700, 0x12)
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000000)='./bus\x00', 0x21081e, &(0x7f00000001c0)={[{@grpquota}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x800}}, {@minixdf}]}, 0x1, 0x4fa, &(0x7f00000005c0)="$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")

program crashed: kernel BUG in submit_bh_wbc
validation run: crashed=true
reproducing took 15m12.786360441s
repro crashed as (corrupted=false):
------------[ cut here ]------------
kernel BUG at fs/buffer.c:2714!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 397 Comm: kmmpd-loop0 Not tainted 6.1.141-syzkaller-00038-ge2deb0b42a3a #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:submit_bh_wbc+0x4c9/0x4f0 fs/buffer.c:2714
Code: c3 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c bd fe ff ff 48 89 df e8 d8 38 e8 ff e9 b0 fe ff ff e8 2e df a3 ff 0f 0b e8 27 df a3 ff <0f> 0b e8 20 df a3 ff 0f 0b e8 19 df a3 ff 0f 0b e8 12 df a3 ff 0f
RSP: 0018:ffffc90000a87ca0 EFLAGS: 00010293
RAX: ffffffff81cc1849 RBX: 0000000000000000 RCX: ffff88811a852880
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000a87cf0 R08: dffffc0000000000 R09: ffffed102690db7b
R10: ffffed102690db7b R11: 1ffff1102690db7a R12: 0000000000000000
R13: 1ffff1102690db7a R14: ffff88813486dbd0 R15: 0000000000003801
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2a51ff7000 CR3: 000000010fd5b000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 submit_bh+0x1f/0x30 fs/buffer.c:2755
 write_mmp_block_thawed+0x34a/0x4c0 fs/ext4/mmp.c:51
 write_mmp_block+0x138/0x2b0 fs/ext4/mmp.c:67
 kmmpd+0x215/0x950 fs/ext4/mmp.c:246
 kthread+0x281/0x320 kernel/kthread.c:386
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:submit_bh_wbc+0x4c9/0x4f0 fs/buffer.c:2714
Code: c3 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c bd fe ff ff 48 89 df e8 d8 38 e8 ff e9 b0 fe ff ff e8 2e df a3 ff 0f 0b e8 27 df a3 ff <0f> 0b e8 20 df a3 ff 0f 0b e8 19 df a3 ff 0f 0b e8 12 df a3 ff 0f
RSP: 0018:ffffc90000a87ca0 EFLAGS: 00010293
RAX: ffffffff81cc1849 RBX: 0000000000000000 RCX: ffff88811a852880
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000a87cf0 R08: dffffc0000000000 R09: ffffed102690db7b
R10: ffffed102690db7b R11: 1ffff1102690db7a R12: 0000000000000000
R13: 1ffff1102690db7a R14: ffff88813486dbd0 R15: 0000000000003801
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2a51ff7000 CR3: 00000001230b6000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400

final repro crashed as (corrupted=false):
------------[ cut here ]------------
kernel BUG at fs/buffer.c:2714!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 397 Comm: kmmpd-loop0 Not tainted 6.1.141-syzkaller-00038-ge2deb0b42a3a #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:submit_bh_wbc+0x4c9/0x4f0 fs/buffer.c:2714
Code: c3 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c bd fe ff ff 48 89 df e8 d8 38 e8 ff e9 b0 fe ff ff e8 2e df a3 ff 0f 0b e8 27 df a3 ff <0f> 0b e8 20 df a3 ff 0f 0b e8 19 df a3 ff 0f 0b e8 12 df a3 ff 0f
RSP: 0018:ffffc90000a87ca0 EFLAGS: 00010293
RAX: ffffffff81cc1849 RBX: 0000000000000000 RCX: ffff88811a852880
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000a87cf0 R08: dffffc0000000000 R09: ffffed102690db7b
R10: ffffed102690db7b R11: 1ffff1102690db7a R12: 0000000000000000
R13: 1ffff1102690db7a R14: ffff88813486dbd0 R15: 0000000000003801
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2a51ff7000 CR3: 000000010fd5b000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 submit_bh+0x1f/0x30 fs/buffer.c:2755
 write_mmp_block_thawed+0x34a/0x4c0 fs/ext4/mmp.c:51
 write_mmp_block+0x138/0x2b0 fs/ext4/mmp.c:67
 kmmpd+0x215/0x950 fs/ext4/mmp.c:246
 kthread+0x281/0x320 kernel/kthread.c:386
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:submit_bh_wbc+0x4c9/0x4f0 fs/buffer.c:2714
Code: c3 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c bd fe ff ff 48 89 df e8 d8 38 e8 ff e9 b0 fe ff ff e8 2e df a3 ff 0f 0b e8 27 df a3 ff <0f> 0b e8 20 df a3 ff 0f 0b e8 19 df a3 ff 0f 0b e8 12 df a3 ff 0f
RSP: 0018:ffffc90000a87ca0 EFLAGS: 00010293
RAX: ffffffff81cc1849 RBX: 0000000000000000 RCX: ffff88811a852880
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000a87cf0 R08: dffffc0000000000 R09: ffffed102690db7b
R10: ffffed102690db7b R11: 1ffff1102690db7a R12: 0000000000000000
R13: 1ffff1102690db7a R14: ffff88813486dbd0 R15: 0000000000003801
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2a51ff7000 CR3: 00000001230b6000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400