Extracting prog: 1m20.453735174s
Minimizing prog: 7m40.910870993s
Simplifying prog options: 0s
Extracting C: 39.728523259s
Simplifying C: 7m27.280596658s


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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$tty1-socket$nl_netfilter-openat$sysfs-write$cgroup_int-syz_mount_image$ext4
detailed listing:
executing program 0:
syz_open_dev$tty1(0xc, 0x4, 0x1)
socket$nl_netfilter(0x10, 0x3, 0xc)
r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f00000002c0)='/sys/power/resume', 0x149a82, 0x0)
write$cgroup_int(r0, &(0x7f0000000000)=0x700, 0x12)
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./bus\x00', 0x0, &(0x7f0000000240), 0x21, 0x4a6, &(0x7f0000000a40)="$eJzs3cFPG9kZAPBvBgiEkEDaHNqqbdI0bVpFscFJUJRTemlVRZGqRj31kFBwEMLGCJs00BzI/1CpkXpq/4QeKvVQKae97233tpfsYaXsbrSrsNIevJqxIYRgYDcES/j3k55m3jzj7z2sec98gF8APetcRKxFxLGIuBcRo+3rSbvEzVbJHvfyxaPp9RePppNoNu98luTt2bXY8jWZE+3nHIqIP/4u4i/Jm3HrK6vzU5VKealdLzaqi8X6yurluerUbHm2vFAqTU5Mjl+/cq10YGM9W/3P89/O3frT///3k2fvr/36b1m3RtptW8dxkFpDH9iMk+mPiFvvIlgX9LXHc6zbHeE7SSPiexFxPr//R6MvfzUBgKOs2RyN5ujWOgBw1KV5DixJC+1cwEikaaHQyuGdieG0Uqs3Lt2vLS/MtHJlYzGQ3p+rlMfbucKxGEiy+kR+/qpe2la/EhGnI+Lvg8fzemG6Vpnp5hsfAOhhJ7at/18OttZ/AOCIG+p2BwCAQ2f9B4DeY/0HgN5j/QeA3mP9B4DeY/0HgN5j/QeAnvKH27ez0lxvf/71zIOV5fnag8sz5fp8obo8XZiuLS0WZmu12fwze6p7PV+lVlucuBrLD4uNcr1RrK+s3q3Wlhcad/PP9b5bHjiUUQEAuzl99umHSUSs3Tiel9iyl4O1Go62tNsdALqmr9sdALrGbl/Qu/yMD+ywRe9rOv6J0JOD7wtwOC7+UP4fepX8P/Qu+X/oXfL/0LuazcSe/wDQY+T4Ab//BwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAgG9vJC9JWmjvBT4SaVooRJyMiLEYSO7PVcrjEXEqIj4YHBjM6hPd7jQA8JbST5L2/l8XRy+MbG89lnw1mB8j4q//vPOPh1ONxtJEdv3zzeuNJ+3rpW70HwDYy8Y6vbGOb3j54tH0RjnM/jz/TWtz0Szueru0WvqjPz8OxUBEDH+RtOst2fuVvgOIv/Y4In6w0/iTPDcy1t75dHv8LPbJQ42fvhY/zdtax+x78f0D6Av0mqfZ/HNzp/svjXP5cef7fyifod7exvy3/sb8l27Of30d5r9z+41x9b3fd2x7HPGj/p3iJ5vxkw7xL+wz/kc//un5Tm3Nf0VcjJ3jb41VbFQXi/WV1ctz1anZ8mx5oVSanJgcv37lWqmY56iLG5nqN31649Kp3cY/3CH+0B7j/8U+x//vr+/9+We7xP/Vz3d+/c/sEj9bE3+5z/hTw//tuH13Fn+mw/j3ev0v7TP+s49XZ/b5UADgENRXVuenKpXykhMnTpxsnnR7ZgLetVc3fbd7AgAAAAAAAAAAAAAAdHIY/07U7TECAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABwdH0TAAD//yyP2UE=")

program crashed: kernel BUG in submit_bh_wbc
single: successfully extracted reproducer
found reproducer with 5 syscalls
minimizing guilty program
testing program (duration=45.587507986s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$tty1-socket$nl_netfilter-openat$sysfs-write$cgroup_int
detailed listing:
executing program 0:
syz_open_dev$tty1(0xc, 0x4, 0x1)
socket$nl_netfilter(0x10, 0x3, 0xc)
r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f00000002c0)='/sys/power/resume', 0x149a82, 0x0)
write$cgroup_int(r0, &(0x7f0000000000)=0x700, 0x12)

program did not crash
testing program (duration=45.587507986s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$tty1-socket$nl_netfilter-openat$sysfs-syz_mount_image$ext4
detailed listing:
executing program 0:
syz_open_dev$tty1(0xc, 0x4, 0x1)
socket$nl_netfilter(0x10, 0x3, 0xc)
openat$sysfs(0xffffffffffffff9c, &(0x7f00000002c0)='/sys/power/resume', 0x149a82, 0x0)
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./bus\x00', 0x0, &(0x7f0000000240), 0x21, 0x4a6, &(0x7f0000000a40)="$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")

program did not crash
testing program (duration=45.587507986s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$tty1-socket$nl_netfilter-write$cgroup_int-syz_mount_image$ext4
detailed listing:
executing program 0:
syz_open_dev$tty1(0xc, 0x4, 0x1)
socket$nl_netfilter(0x10, 0x3, 0xc)
write$cgroup_int(0xffffffffffffffff, &(0x7f0000000000)=0x700, 0x12)
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./bus\x00', 0x0, &(0x7f0000000240), 0x21, 0x4a6, &(0x7f0000000a40)="$eJzs3cFPG9kZAPBvBgiEkEDaHNqqbdI0bVpFscFJUJRTemlVRZGqRj31kFBwEMLGCJs00BzI/1CpkXpq/4QeKvVQKae97233tpfsYaXsbrSrsNIevJqxIYRgYDcES/j3k55m3jzj7z2sec98gF8APetcRKxFxLGIuBcRo+3rSbvEzVbJHvfyxaPp9RePppNoNu98luTt2bXY8jWZE+3nHIqIP/4u4i/Jm3HrK6vzU5VKealdLzaqi8X6yurluerUbHm2vFAqTU5Mjl+/cq10YGM9W/3P89/O3frT///3k2fvr/36b1m3RtptW8dxkFpDH9iMk+mPiFvvIlgX9LXHc6zbHeE7SSPiexFxPr//R6MvfzUBgKOs2RyN5ujWOgBw1KV5DixJC+1cwEikaaHQyuGdieG0Uqs3Lt2vLS/MtHJlYzGQ3p+rlMfbucKxGEiy+kR+/qpe2la/EhGnI+Lvg8fzemG6Vpnp5hsfAOhhJ7at/18OttZ/AOCIG+p2BwCAQ2f9B4DeY/0HgN5j/QeA3mP9B4DeY/0HgN5j/QeAnvKH27ez0lxvf/71zIOV5fnag8sz5fp8obo8XZiuLS0WZmu12fwze6p7PV+lVlucuBrLD4uNcr1RrK+s3q3Wlhcad/PP9b5bHjiUUQEAuzl99umHSUSs3Tiel9iyl4O1Go62tNsdALqmr9sdALrGbl/Qu/yMD+ywRe9rOv6J0JOD7wtwOC7+UP4fepX8P/Qu+X/oXfL/0LuazcSe/wDQY+T4Ab//BwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAgG9vJC9JWmjvBT4SaVooRJyMiLEYSO7PVcrjEXEqIj4YHBjM6hPd7jQA8JbST5L2/l8XRy+MbG89lnw1mB8j4q//vPOPh1ONxtJEdv3zzeuNJ+3rpW70HwDYy8Y6vbGOb3j54tH0RjnM/jz/TWtz0Szueru0WvqjPz8OxUBEDH+RtOst2fuVvgOIv/Y4In6w0/iTPDcy1t75dHv8LPbJQ42fvhY/zdtax+x78f0D6Av0mqfZ/HNzp/svjXP5cef7fyifod7exvy3/sb8l27Of30d5r9z+41x9b3fd2x7HPGj/p3iJ5vxkw7xL+wz/kc//un5Tm3Nf0VcjJ3jb41VbFQXi/WV1ctz1anZ8mx5oVSanJgcv37lWqmY56iLG5nqN31649Kp3cY/3CH+0B7j/8U+x//vr+/9+We7xP/Vz3d+/c/sEj9bE3+5z/hTw//tuH13Fn+mw/j3ev0v7TP+s49XZ/b5UADgENRXVuenKpXykhMnTpxsnnR7ZgLetVc3fbd7AgAAAAAAAAAAAAAAdHIY/07U7TECAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABwdH0TAAD//yyP2UE=")

program did not crash
testing program (duration=45.587507986s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$tty1-openat$sysfs-write$cgroup_int-syz_mount_image$ext4
detailed listing:
executing program 0:
syz_open_dev$tty1(0xc, 0x4, 0x1)
r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f00000002c0)='/sys/power/resume', 0x149a82, 0x0)
write$cgroup_int(r0, &(0x7f0000000000)=0x700, 0x12)
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./bus\x00', 0x0, &(0x7f0000000240), 0x21, 0x4a6, &(0x7f0000000a40)="$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")

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=45.587507986s, {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 CallComments:true 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', 0x149a82, 0x0)
write$cgroup_int(r0, &(0x7f0000000000)=0x700, 0x12)
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./bus\x00', 0x0, &(0x7f0000000240), 0x21, 0x4a6, &(0x7f0000000a40)="$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")

program crashed: kernel BUG in submit_bh_wbc
testing program (duration=45.587507986s, {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 CallComments:true 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, 0x149a82, 0x0)
write$cgroup_int(r0, &(0x7f0000000000)=0x700, 0x12)
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./bus\x00', 0x0, &(0x7f0000000240), 0x21, 0x4a6, &(0x7f0000000a40)="$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")

program did not crash
testing program (duration=45.587507986s, {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 CallComments:true 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', 0x149a82, 0x0)
write$cgroup_int(r0, 0x0, 0x0)
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./bus\x00', 0x0, &(0x7f0000000240), 0x21, 0x4a6, &(0x7f0000000a40)="$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")

program did not crash
extracting C reproducer
testing compiled C program (duration=45.587507986s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sysfs-write$cgroup_int-syz_mount_image$ext4
program crashed: kernel BUG in submit_bh_wbc
simplifying C reproducer
testing compiled C program (duration=45.587507986s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sysfs-write$cgroup_int-syz_mount_image$ext4
program crashed: kernel BUG in submit_bh_wbc
testing compiled C program (duration=45.587507986s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sysfs-write$cgroup_int-syz_mount_image$ext4
program did not crash
testing compiled C program (duration=45.587507986s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sysfs-write$cgroup_int-syz_mount_image$ext4
program did not crash
testing compiled C program (duration=45.587507986s, {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:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sysfs-write$cgroup_int-syz_mount_image$ext4
program crashed: kernel BUG in submit_bh_wbc
testing compiled C program (duration=45.587507986s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sysfs-write$cgroup_int-syz_mount_image$ext4
program crashed: kernel BUG in submit_bh_wbc
testing compiled C program (duration=45.587507986s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sysfs-write$cgroup_int-syz_mount_image$ext4
program crashed: kernel BUG in submit_bh_wbc
testing compiled C program (duration=45.587507986s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sysfs-write$cgroup_int-syz_mount_image$ext4
program crashed: kernel BUG in submit_bh_wbc
testing compiled C program (duration=45.587507986s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sysfs-write$cgroup_int-syz_mount_image$ext4
program crashed: kernel BUG in submit_bh_wbc
testing program (duration=45.587507986s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$sysfs-write$cgroup_int-syz_mount_image$ext4
detailed listing:
executing program 0:
r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f00000002c0)='/sys/power/resume', 0x149a82, 0x0)
write$cgroup_int(r0, &(0x7f0000000000)=0x700, 0x12)
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./bus\x00', 0x0, &(0x7f0000000240), 0x21, 0x4a6, &(0x7f0000000a40)="$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")

program crashed: kernel BUG in submit_bh_wbc
validation run: crashed=true
testing program (duration=45.587507986s, {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 CallComments:true 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', 0x149a82, 0x0)
write$cgroup_int(r0, &(0x7f0000000000)=0x700, 0x12)
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./bus\x00', 0x0, &(0x7f0000000240), 0x21, 0x4a6, &(0x7f0000000a40)="$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")

program crashed: kernel BUG in submit_bh_wbc
validation run: crashed=true
testing program (duration=45.587507986s, {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 CallComments:true 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', 0x149a82, 0x0)
write$cgroup_int(r0, &(0x7f0000000000)=0x700, 0x12)
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./bus\x00', 0x0, &(0x7f0000000240), 0x21, 0x4a6, &(0x7f0000000a40)="$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")

program crashed: kernel BUG in submit_bh_wbc
validation run: crashed=true
reproducing took 20m43.926842315s
repro crashed as (corrupted=false):
------------[ cut here ]------------
kernel BUG at fs/buffer.c:2666!
Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
Modules linked in:
CPU: 0 PID: 4521 Comm: kmmpd-loop0 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : submit_bh_wbc+0x3e0/0x44c fs/buffer.c:2666
lr : submit_bh_wbc+0x3e0/0x44c fs/buffer.c:2666
sp : ffff800021117bb0
x29: ffff800021117bc0 x28: ffff0000e9eb6008 x27: dfff800000000000
x26: 1fffe0001b3c2ccf x25: 0000000000000000 x24: 1fffe0001cb02457
x23: ffff700004222f88 x22: ffff0000d8c80000 x21: 0000000000003801
x20: ffff0000e58122b8 x19: 0000000000000005 x18: ffff800011babf60
x17: 1fffe00033ea3f7e x16: ffff8000082d7ed4 x15: 0000000040000000
x14: 0000000000000001 x13: 1fffe0001cb02463 x12: 0000000000ff0100
x11: ff00800008a950dc x10: 0000000000000000 x9 : ffff800008a950dc
x8 : ffff0000d041d340 x7 : ffff800008dce478 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff800008dcdc54
x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 submit_bh_wbc+0x3e0/0x44c fs/buffer.c:2666
 submit_bh+0x2c/0x3c fs/buffer.c:2707
 write_mmp_block_thawed+0x320/0x4c4 fs/ext4/mmp.c:51
 write_mmp_block+0x1e4/0x5f0 fs/ext4/mmp.c:67
 kmmpd+0x664/0x938 fs/ext4/mmp.c:246
 kthread+0x250/0x2d8 kernel/kthread.c:376
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:850
Code: 17ffffad 97e85999 d4210000 97e85997 (d4210000) 
---[ end trace 0000000000000000 ]---

final repro crashed as (corrupted=false):
------------[ cut here ]------------
kernel BUG at fs/buffer.c:2666!
Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
Modules linked in:
CPU: 0 PID: 4521 Comm: kmmpd-loop0 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : submit_bh_wbc+0x3e0/0x44c fs/buffer.c:2666
lr : submit_bh_wbc+0x3e0/0x44c fs/buffer.c:2666
sp : ffff800021117bb0
x29: ffff800021117bc0 x28: ffff0000e9eb6008 x27: dfff800000000000
x26: 1fffe0001b3c2ccf x25: 0000000000000000 x24: 1fffe0001cb02457
x23: ffff700004222f88 x22: ffff0000d8c80000 x21: 0000000000003801
x20: ffff0000e58122b8 x19: 0000000000000005 x18: ffff800011babf60
x17: 1fffe00033ea3f7e x16: ffff8000082d7ed4 x15: 0000000040000000
x14: 0000000000000001 x13: 1fffe0001cb02463 x12: 0000000000ff0100
x11: ff00800008a950dc x10: 0000000000000000 x9 : ffff800008a950dc
x8 : ffff0000d041d340 x7 : ffff800008dce478 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff800008dcdc54
x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 submit_bh_wbc+0x3e0/0x44c fs/buffer.c:2666
 submit_bh+0x2c/0x3c fs/buffer.c:2707
 write_mmp_block_thawed+0x320/0x4c4 fs/ext4/mmp.c:51
 write_mmp_block+0x1e4/0x5f0 fs/ext4/mmp.c:67
 kmmpd+0x664/0x938 fs/ext4/mmp.c:246
 kthread+0x250/0x2d8 kernel/kthread.c:376
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:850
Code: 17ffffad 97e85999 d4210000 97e85997 (d4210000) 
---[ end trace 0000000000000000 ]---