Extracting prog: 1m25.417213681s
Minimizing prog: 5m39.89910217s
Simplifying prog options: 0s
Extracting C: 51.66753203s
Simplifying C: 8m59.097845347s


1 programs, timeouts [15s 1m40s 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:4 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}}): memfd_create-ftruncate-fcntl$addseals-openat$udambuf-ioctl$UDMABUF_CREATE-mmap
detailed listing:
executing program 0:
r0 = memfd_create(&(0x7f0000000040)='y\x105%\xfa,\x1f\x99\xa2\xc9\x8e\xcd\\\xfa\xf6\x12\x95^\xdfT\xe2=\x0e~F\xcds\xa3\xff\x89>\x84\xa9\x86\x86\xa2F\x90\x93\x98N\x05e\x92Jw\xcec\xce\x9f2\xc8\x02f\x03\am\b\xb4H\x8f\x9e\xa5\x16\x8fa\xff\xb2\"\x8a\x15\x13\xa2\x17%!T\x8b\xa1\xb9-\x13\xf9og\x95\x9dT\xef\xcahw\xf5\xffu\x7fu\xb8*\xd3C\xaf\xc2H\a\x00\x00\x00\x10\xbe0\x8a\xba\x04\x00\x00\x00\x00\x00\x00\x00-\xc2\xe8\xffmv\x15\xa2`z\xaceM\xd6)=JW9\x8f\xe0\x94\xd6\x01\x7f\xa9h\xdf\xf0[wP\x86\x02\xa0R\xf3#\xd8,\xb1I\xf6\x95\xf5\x85x\xd2\x97\xcd\xa2$\xb0\x03u\xc9\xc2}\xcb\xb4\xd5\x1a}\x1a\xc4\xa5\x87\xc4I\x8c\xce\xed\xd1Y\x1752\xd8Y\a\xa7^\xc8\xe8\x9f\x03\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00b\x0e\xf8\xa8\x1a\xa7\xefD\xdd\xa4u\xd0\xf4\x17\xcc\x1fn\x99\\=\xeb\x11\"\xb3:\x86u\xa7\x92\xd1@\v\xae\xd0@/3\xf0\xfa\x9a\x96\xf2\'\xc4b\x19KH\xa7\x1dj\x9c\xfe', 0x2)
ftruncate(r0, 0xffff)
fcntl$addseals(r0, 0x409, 0x7)
r1 = openat$udambuf(0xffffffffffffff9c, &(0x7f00000001c0), 0x2)
r2 = ioctl$UDMABUF_CREATE(r1, 0x40187542, &(0x7f0000000000)={r0, 0x0, 0x0, 0x8000})
mmap(&(0x7f0000667000/0x4000)=nil, 0x4000, 0x100000e, 0x28011, r2, 0x0)

program crashed: kernel BUG in filemap_unaccount_folio
single: successfully extracted reproducer
found reproducer with 6 syscalls
minimizing guilty program
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): memfd_create-ftruncate-fcntl$addseals-openat$udambuf-ioctl$UDMABUF_CREATE
detailed listing:
executing program 0:
r0 = memfd_create(&(0x7f0000000040)='y\x105%\xfa,\x1f\x99\xa2\xc9\x8e\xcd\\\xfa\xf6\x12\x95^\xdfT\xe2=\x0e~F\xcds\xa3\xff\x89>\x84\xa9\x86\x86\xa2F\x90\x93\x98N\x05e\x92Jw\xcec\xce\x9f2\xc8\x02f\x03\am\b\xb4H\x8f\x9e\xa5\x16\x8fa\xff\xb2\"\x8a\x15\x13\xa2\x17%!T\x8b\xa1\xb9-\x13\xf9og\x95\x9dT\xef\xcahw\xf5\xffu\x7fu\xb8*\xd3C\xaf\xc2H\a\x00\x00\x00\x10\xbe0\x8a\xba\x04\x00\x00\x00\x00\x00\x00\x00-\xc2\xe8\xffmv\x15\xa2`z\xaceM\xd6)=JW9\x8f\xe0\x94\xd6\x01\x7f\xa9h\xdf\xf0[wP\x86\x02\xa0R\xf3#\xd8,\xb1I\xf6\x95\xf5\x85x\xd2\x97\xcd\xa2$\xb0\x03u\xc9\xc2}\xcb\xb4\xd5\x1a}\x1a\xc4\xa5\x87\xc4I\x8c\xce\xed\xd1Y\x1752\xd8Y\a\xa7^\xc8\xe8\x9f\x03\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00b\x0e\xf8\xa8\x1a\xa7\xefD\xdd\xa4u\xd0\xf4\x17\xcc\x1fn\x99\\=\xeb\x11\"\xb3:\x86u\xa7\x92\xd1@\v\xae\xd0@/3\xf0\xfa\x9a\x96\xf2\'\xc4b\x19KH\xa7\x1dj\x9c\xfe', 0x2)
ftruncate(r0, 0xffff)
fcntl$addseals(r0, 0x409, 0x7)
r1 = openat$udambuf(0xffffffffffffff9c, &(0x7f00000001c0), 0x2)
ioctl$UDMABUF_CREATE(r1, 0x40187542, &(0x7f0000000000)={r0, 0x0, 0x0, 0x8000})

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): memfd_create-ftruncate-fcntl$addseals-openat$udambuf-mmap
detailed listing:
executing program 0:
r0 = memfd_create(&(0x7f0000000040)='y\x105%\xfa,\x1f\x99\xa2\xc9\x8e\xcd\\\xfa\xf6\x12\x95^\xdfT\xe2=\x0e~F\xcds\xa3\xff\x89>\x84\xa9\x86\x86\xa2F\x90\x93\x98N\x05e\x92Jw\xcec\xce\x9f2\xc8\x02f\x03\am\b\xb4H\x8f\x9e\xa5\x16\x8fa\xff\xb2\"\x8a\x15\x13\xa2\x17%!T\x8b\xa1\xb9-\x13\xf9og\x95\x9dT\xef\xcahw\xf5\xffu\x7fu\xb8*\xd3C\xaf\xc2H\a\x00\x00\x00\x10\xbe0\x8a\xba\x04\x00\x00\x00\x00\x00\x00\x00-\xc2\xe8\xffmv\x15\xa2`z\xaceM\xd6)=JW9\x8f\xe0\x94\xd6\x01\x7f\xa9h\xdf\xf0[wP\x86\x02\xa0R\xf3#\xd8,\xb1I\xf6\x95\xf5\x85x\xd2\x97\xcd\xa2$\xb0\x03u\xc9\xc2}\xcb\xb4\xd5\x1a}\x1a\xc4\xa5\x87\xc4I\x8c\xce\xed\xd1Y\x1752\xd8Y\a\xa7^\xc8\xe8\x9f\x03\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00b\x0e\xf8\xa8\x1a\xa7\xefD\xdd\xa4u\xd0\xf4\x17\xcc\x1fn\x99\\=\xeb\x11\"\xb3:\x86u\xa7\x92\xd1@\v\xae\xd0@/3\xf0\xfa\x9a\x96\xf2\'\xc4b\x19KH\xa7\x1dj\x9c\xfe', 0x2)
ftruncate(r0, 0xffff)
fcntl$addseals(r0, 0x409, 0x7)
openat$udambuf(0xffffffffffffff9c, &(0x7f00000001c0), 0x2)
mmap(&(0x7f0000667000/0x4000)=nil, 0x4000, 0x100000e, 0x28011, 0xffffffffffffffff, 0x0)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): memfd_create-ftruncate-fcntl$addseals-ioctl$UDMABUF_CREATE-mmap
detailed listing:
executing program 0:
r0 = memfd_create(&(0x7f0000000040)='y\x105%\xfa,\x1f\x99\xa2\xc9\x8e\xcd\\\xfa\xf6\x12\x95^\xdfT\xe2=\x0e~F\xcds\xa3\xff\x89>\x84\xa9\x86\x86\xa2F\x90\x93\x98N\x05e\x92Jw\xcec\xce\x9f2\xc8\x02f\x03\am\b\xb4H\x8f\x9e\xa5\x16\x8fa\xff\xb2\"\x8a\x15\x13\xa2\x17%!T\x8b\xa1\xb9-\x13\xf9og\x95\x9dT\xef\xcahw\xf5\xffu\x7fu\xb8*\xd3C\xaf\xc2H\a\x00\x00\x00\x10\xbe0\x8a\xba\x04\x00\x00\x00\x00\x00\x00\x00-\xc2\xe8\xffmv\x15\xa2`z\xaceM\xd6)=JW9\x8f\xe0\x94\xd6\x01\x7f\xa9h\xdf\xf0[wP\x86\x02\xa0R\xf3#\xd8,\xb1I\xf6\x95\xf5\x85x\xd2\x97\xcd\xa2$\xb0\x03u\xc9\xc2}\xcb\xb4\xd5\x1a}\x1a\xc4\xa5\x87\xc4I\x8c\xce\xed\xd1Y\x1752\xd8Y\a\xa7^\xc8\xe8\x9f\x03\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00b\x0e\xf8\xa8\x1a\xa7\xefD\xdd\xa4u\xd0\xf4\x17\xcc\x1fn\x99\\=\xeb\x11\"\xb3:\x86u\xa7\x92\xd1@\v\xae\xd0@/3\xf0\xfa\x9a\x96\xf2\'\xc4b\x19KH\xa7\x1dj\x9c\xfe', 0x2)
ftruncate(r0, 0xffff)
fcntl$addseals(r0, 0x409, 0x7)
r1 = ioctl$UDMABUF_CREATE(0xffffffffffffffff, 0x40187542, &(0x7f0000000000)={r0, 0x0, 0x0, 0x8000})
mmap(&(0x7f0000667000/0x4000)=nil, 0x4000, 0x100000e, 0x28011, r1, 0x0)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): memfd_create-ftruncate-openat$udambuf-ioctl$UDMABUF_CREATE-mmap
detailed listing:
executing program 0:
r0 = memfd_create(&(0x7f0000000040)='y\x105%\xfa,\x1f\x99\xa2\xc9\x8e\xcd\\\xfa\xf6\x12\x95^\xdfT\xe2=\x0e~F\xcds\xa3\xff\x89>\x84\xa9\x86\x86\xa2F\x90\x93\x98N\x05e\x92Jw\xcec\xce\x9f2\xc8\x02f\x03\am\b\xb4H\x8f\x9e\xa5\x16\x8fa\xff\xb2\"\x8a\x15\x13\xa2\x17%!T\x8b\xa1\xb9-\x13\xf9og\x95\x9dT\xef\xcahw\xf5\xffu\x7fu\xb8*\xd3C\xaf\xc2H\a\x00\x00\x00\x10\xbe0\x8a\xba\x04\x00\x00\x00\x00\x00\x00\x00-\xc2\xe8\xffmv\x15\xa2`z\xaceM\xd6)=JW9\x8f\xe0\x94\xd6\x01\x7f\xa9h\xdf\xf0[wP\x86\x02\xa0R\xf3#\xd8,\xb1I\xf6\x95\xf5\x85x\xd2\x97\xcd\xa2$\xb0\x03u\xc9\xc2}\xcb\xb4\xd5\x1a}\x1a\xc4\xa5\x87\xc4I\x8c\xce\xed\xd1Y\x1752\xd8Y\a\xa7^\xc8\xe8\x9f\x03\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00b\x0e\xf8\xa8\x1a\xa7\xefD\xdd\xa4u\xd0\xf4\x17\xcc\x1fn\x99\\=\xeb\x11\"\xb3:\x86u\xa7\x92\xd1@\v\xae\xd0@/3\xf0\xfa\x9a\x96\xf2\'\xc4b\x19KH\xa7\x1dj\x9c\xfe', 0x2)
ftruncate(r0, 0xffff)
r1 = openat$udambuf(0xffffffffffffff9c, &(0x7f00000001c0), 0x2)
r2 = ioctl$UDMABUF_CREATE(r1, 0x40187542, &(0x7f0000000000)={r0, 0x0, 0x0, 0x8000})
mmap(&(0x7f0000667000/0x4000)=nil, 0x4000, 0x100000e, 0x28011, r2, 0x0)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): memfd_create-fcntl$addseals-openat$udambuf-ioctl$UDMABUF_CREATE-mmap
detailed listing:
executing program 0:
r0 = memfd_create(&(0x7f0000000040)='y\x105%\xfa,\x1f\x99\xa2\xc9\x8e\xcd\\\xfa\xf6\x12\x95^\xdfT\xe2=\x0e~F\xcds\xa3\xff\x89>\x84\xa9\x86\x86\xa2F\x90\x93\x98N\x05e\x92Jw\xcec\xce\x9f2\xc8\x02f\x03\am\b\xb4H\x8f\x9e\xa5\x16\x8fa\xff\xb2\"\x8a\x15\x13\xa2\x17%!T\x8b\xa1\xb9-\x13\xf9og\x95\x9dT\xef\xcahw\xf5\xffu\x7fu\xb8*\xd3C\xaf\xc2H\a\x00\x00\x00\x10\xbe0\x8a\xba\x04\x00\x00\x00\x00\x00\x00\x00-\xc2\xe8\xffmv\x15\xa2`z\xaceM\xd6)=JW9\x8f\xe0\x94\xd6\x01\x7f\xa9h\xdf\xf0[wP\x86\x02\xa0R\xf3#\xd8,\xb1I\xf6\x95\xf5\x85x\xd2\x97\xcd\xa2$\xb0\x03u\xc9\xc2}\xcb\xb4\xd5\x1a}\x1a\xc4\xa5\x87\xc4I\x8c\xce\xed\xd1Y\x1752\xd8Y\a\xa7^\xc8\xe8\x9f\x03\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00b\x0e\xf8\xa8\x1a\xa7\xefD\xdd\xa4u\xd0\xf4\x17\xcc\x1fn\x99\\=\xeb\x11\"\xb3:\x86u\xa7\x92\xd1@\v\xae\xd0@/3\xf0\xfa\x9a\x96\xf2\'\xc4b\x19KH\xa7\x1dj\x9c\xfe', 0x2)
fcntl$addseals(r0, 0x409, 0x7)
r1 = openat$udambuf(0xffffffffffffff9c, &(0x7f00000001c0), 0x2)
r2 = ioctl$UDMABUF_CREATE(r1, 0x40187542, &(0x7f0000000000)={r0, 0x0, 0x0, 0x8000})
mmap(&(0x7f0000667000/0x4000)=nil, 0x4000, 0x100000e, 0x28011, r2, 0x0)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): ftruncate-fcntl$addseals-openat$udambuf-ioctl$UDMABUF_CREATE-mmap
detailed listing:
executing program 0:
ftruncate(0xffffffffffffffff, 0xffff)
fcntl$addseals(0xffffffffffffffff, 0x409, 0x7)
r0 = openat$udambuf(0xffffffffffffff9c, &(0x7f00000001c0), 0x2)
r1 = ioctl$UDMABUF_CREATE(r0, 0x40187542, &(0x7f0000000000)={0xffffffffffffffff, 0x0, 0x0, 0x8000})
mmap(&(0x7f0000667000/0x4000)=nil, 0x4000, 0x100000e, 0x28011, r1, 0x0)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): memfd_create-ftruncate-fcntl$addseals-openat$udambuf-ioctl$UDMABUF_CREATE-mmap
detailed listing:
executing program 0:
r0 = memfd_create(0x0, 0x2)
ftruncate(r0, 0xffff)
fcntl$addseals(r0, 0x409, 0x7)
r1 = openat$udambuf(0xffffffffffffff9c, &(0x7f00000001c0), 0x2)
r2 = ioctl$UDMABUF_CREATE(r1, 0x40187542, &(0x7f0000000000)={r0, 0x0, 0x0, 0x8000})
mmap(&(0x7f0000667000/0x4000)=nil, 0x4000, 0x100000e, 0x28011, r2, 0x0)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): memfd_create-ftruncate-fcntl$addseals-openat$udambuf-ioctl$UDMABUF_CREATE-mmap
detailed listing:
executing program 0:
r0 = memfd_create(&(0x7f0000000040)='y\x105%\xfa,\x1f\x99\xa2\xc9\x8e\xcd\\\xfa\xf6\x12\x95^\xdfT\xe2=\x0e~F\xcds\xa3\xff\x89>\x84\xa9\x86\x86\xa2F\x90\x93\x98N\x05e\x92Jw\xcec\xce\x9f2\xc8\x02f\x03\am\b\xb4H\x8f\x9e\xa5\x16\x8fa\xff\xb2\"\x8a\x15\x13\xa2\x17%!T\x8b\xa1\xb9-\x13\xf9og\x95\x9dT\xef\xcahw\xf5\xffu\x7fu\xb8*\xd3C\xaf\xc2H\a\x00\x00\x00\x10\xbe0\x8a\xba\x04\x00\x00\x00\x00\x00\x00\x00-\xc2\xe8\xffmv\x15\xa2`z\xaceM\xd6)=JW9\x8f\xe0\x94\xd6\x01\x7f\xa9h\xdf\xf0[wP\x86\x02\xa0R\xf3#\xd8,\xb1I\xf6\x95\xf5\x85x\xd2\x97\xcd\xa2$\xb0\x03u\xc9\xc2}\xcb\xb4\xd5\x1a}\x1a\xc4\xa5\x87\xc4I\x8c\xce\xed\xd1Y\x1752\xd8Y\a\xa7^\xc8\xe8\x9f\x03\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00b\x0e\xf8\xa8\x1a\xa7\xefD\xdd\xa4u\xd0\xf4\x17\xcc\x1fn\x99\\=\xeb\x11\"\xb3:\x86u\xa7\x92\xd1@\v\xae\xd0@/3\xf0\xfa\x9a\x96\xf2\'\xc4b\x19KH\xa7\x1dj\x9c\xfe', 0x2)
ftruncate(r0, 0xffff)
fcntl$addseals(r0, 0x409, 0x7)
r1 = openat$udambuf(0xffffffffffffff9c, 0x0, 0x2)
r2 = ioctl$UDMABUF_CREATE(r1, 0x40187542, &(0x7f0000000000)={r0, 0x0, 0x0, 0x8000})
mmap(&(0x7f0000667000/0x4000)=nil, 0x4000, 0x100000e, 0x28011, r2, 0x0)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): memfd_create-ftruncate-fcntl$addseals-openat$udambuf-ioctl$UDMABUF_CREATE-mmap
detailed listing:
executing program 0:
r0 = memfd_create(&(0x7f0000000040)='y\x105%\xfa,\x1f\x99\xa2\xc9\x8e\xcd\\\xfa\xf6\x12\x95^\xdfT\xe2=\x0e~F\xcds\xa3\xff\x89>\x84\xa9\x86\x86\xa2F\x90\x93\x98N\x05e\x92Jw\xcec\xce\x9f2\xc8\x02f\x03\am\b\xb4H\x8f\x9e\xa5\x16\x8fa\xff\xb2\"\x8a\x15\x13\xa2\x17%!T\x8b\xa1\xb9-\x13\xf9og\x95\x9dT\xef\xcahw\xf5\xffu\x7fu\xb8*\xd3C\xaf\xc2H\a\x00\x00\x00\x10\xbe0\x8a\xba\x04\x00\x00\x00\x00\x00\x00\x00-\xc2\xe8\xffmv\x15\xa2`z\xaceM\xd6)=JW9\x8f\xe0\x94\xd6\x01\x7f\xa9h\xdf\xf0[wP\x86\x02\xa0R\xf3#\xd8,\xb1I\xf6\x95\xf5\x85x\xd2\x97\xcd\xa2$\xb0\x03u\xc9\xc2}\xcb\xb4\xd5\x1a}\x1a\xc4\xa5\x87\xc4I\x8c\xce\xed\xd1Y\x1752\xd8Y\a\xa7^\xc8\xe8\x9f\x03\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00b\x0e\xf8\xa8\x1a\xa7\xefD\xdd\xa4u\xd0\xf4\x17\xcc\x1fn\x99\\=\xeb\x11\"\xb3:\x86u\xa7\x92\xd1@\v\xae\xd0@/3\xf0\xfa\x9a\x96\xf2\'\xc4b\x19KH\xa7\x1dj\x9c\xfe', 0x2)
ftruncate(r0, 0xffff)
fcntl$addseals(r0, 0x409, 0x7)
r1 = openat$udambuf(0xffffffffffffff9c, &(0x7f00000001c0), 0x2)
r2 = ioctl$UDMABUF_CREATE(r1, 0x40187542, 0x0)
mmap(&(0x7f0000667000/0x4000)=nil, 0x4000, 0x100000e, 0x28011, r2, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): memfd_create-ftruncate-fcntl$addseals-openat$udambuf-ioctl$UDMABUF_CREATE-mmap
program crashed: kernel BUG in filemap_unaccount_folio
simplifying C reproducer
testing compiled C program (duration=22.5s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): memfd_create-ftruncate-fcntl$addseals-openat$udambuf-ioctl$UDMABUF_CREATE-mmap
program crashed: kernel BUG in filemap_unaccount_folio
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}}): memfd_create-ftruncate-fcntl$addseals-openat$udambuf-ioctl$UDMABUF_CREATE-mmap
program crashed: kernel BUG in filemap_unaccount_folio
testing compiled C program (duration=22.5s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): memfd_create-ftruncate-fcntl$addseals-openat$udambuf-ioctl$UDMABUF_CREATE-mmap
program did not crash
testing compiled C program (duration=22.5s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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}}): memfd_create-ftruncate-fcntl$addseals-openat$udambuf-ioctl$UDMABUF_CREATE-mmap
program crashed: kernel BUG in filemap_unaccount_folio
testing compiled C program (duration=22.5s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): memfd_create-ftruncate-fcntl$addseals-openat$udambuf-ioctl$UDMABUF_CREATE-mmap
program crashed: kernel BUG in filemap_unaccount_folio
testing compiled C program (duration=22.5s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false 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}}): memfd_create-ftruncate-fcntl$addseals-openat$udambuf-ioctl$UDMABUF_CREATE-mmap
program crashed: kernel BUG in filemap_unaccount_folio
testing compiled C program (duration=22.5s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): memfd_create-ftruncate-fcntl$addseals-openat$udambuf-ioctl$UDMABUF_CREATE-mmap
program did not crash
testing compiled C program (duration=22.5s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false 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}}): memfd_create-ftruncate-fcntl$addseals-openat$udambuf-ioctl$UDMABUF_CREATE-mmap
program crashed: kernel BUG in filemap_unaccount_folio
testing compiled C program (duration=22.5s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): memfd_create-ftruncate-fcntl$addseals-openat$udambuf-ioctl$UDMABUF_CREATE-mmap
program crashed: kernel BUG in filemap_unaccount_folio
testing compiled C program (duration=22.5s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): memfd_create-ftruncate-fcntl$addseals-openat$udambuf-ioctl$UDMABUF_CREATE-mmap
program crashed: kernel BUG in filemap_unaccount_folio
testing compiled C program (duration=22.5s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): memfd_create-ftruncate-fcntl$addseals-openat$udambuf-ioctl$UDMABUF_CREATE-mmap
program crashed: kernel BUG in filemap_unaccount_folio
testing compiled C program (duration=22.5s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): memfd_create-ftruncate-fcntl$addseals-openat$udambuf-ioctl$UDMABUF_CREATE-mmap
program crashed: kernel BUG in filemap_unaccount_folio
testing compiled C program (duration=22.5s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): memfd_create-ftruncate-fcntl$addseals-openat$udambuf-ioctl$UDMABUF_CREATE-mmap
program crashed: kernel BUG in filemap_unaccount_folio
testing compiled C program (duration=22.5s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:true UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): memfd_create-ftruncate-fcntl$addseals-openat$udambuf-ioctl$UDMABUF_CREATE-mmap
program crashed: kernel BUG in filemap_unaccount_folio
testing compiled C program (duration=22.5s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): memfd_create-ftruncate-fcntl$addseals-openat$udambuf-ioctl$UDMABUF_CREATE-mmap
program crashed: kernel BUG in filemap_unaccount_folio
reproducing took 16m56.081709922s
repro crashed as (corrupted=false):
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1025
 __do_sys_exit_group kernel/exit.c:1036 [inline]
 __se_sys_exit_group kernel/exit.c:1034 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1034
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
------------[ cut here ]------------
kernel BUG at mm/filemap.c:162!
Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI
CPU: 0 PID: 5192 Comm: syz-executor587 Not tainted 6.10.0-rc7-syzkaller-00254-g528dd46d0fc3 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:filemap_unaccount_folio+0x3d1/0x870 mm/filemap.c:162
Code: 4c 8d 6b 30 31 ff 89 ee e8 4c c3 ce ff 85 ed 0f 8e 04 fd ff ff e8 3f c8 ce ff 48 c7 c6 60 93 37 8b 48 89 df e8 20 17 11 00 90 <0f> 0b e8 28 c8 ce ff 48 89 df e8 70 be ff ff be 08 00 00 00 48 89
RSP: 0018:ffffc900036bf708 EFLAGS: 00010093
RAX: 0000000000000000 RBX: ffffea0000cbaa80 RCX: ffffc900036bf5b0
RDX: ffff8880232bc880 RSI: ffffffff81bf1cf0 RDI: ffff8880232bccc4
RBP: 0000000000000001 R08: 0000000000000000 R09: fffffbfff1fc90da
R10: ffffffff8fe486d7 R11: 0000000000000003 R12: ffff88802b890a38
R13: ffffea0000cbaab0 R14: 000000000003d90c R15: ffffea0000cbaa98
FS:  0000555567c2f380(0000) GS:ffff88806b000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd2c58bc0d0 CR3: 0000000029d48000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __filemap_remove_folio+0x115/0x750 mm/filemap.c:231
 filemap_remove_folio+0xc8/0x210 mm/filemap.c:264
 truncate_inode_folio+0x49/0x70 mm/truncate.c:195
 shmem_undo_range+0x378/0x1160 mm/shmem.c:1012
 shmem_truncate_range mm/shmem.c:1125 [inline]
 shmem_evict_inode+0x3a3/0xbb0 mm/shmem.c:1253
 evict+0x2ed/0x6c0 fs/inode.c:667
 iput_final fs/inode.c:1741 [inline]
 iput.part.0+0x5a8/0x7f0 fs/inode.c:1767
 iput+0x5c/0x80 fs/inode.c:1757
 dentry_unlink_inode+0x29c/0x480 fs/dcache.c:404
 __dentry_kill+0x1d0/0x600 fs/dcache.c:607
 dput.part.0+0x4b1/0x9b0 fs/dcache.c:849
 dput+0x1f/0x30 fs/dcache.c:839
 __fput+0x54e/0xbb0 fs/file_table.c:430
 __fput_sync+0x47/0x50 fs/file_table.c:507
 __do_sys_close fs/open.c:1563 [inline]
 __se_sys_close fs/open.c:1548 [inline]
 __x64_sys_close+0x86/0x100 fs/open.c:1548
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fd2c5843cd0
Code: ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 80 3d b1 93 07 00 00 74 17 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c
RSP: 002b:00007fff065a1ca8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003
RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fd2c5843cd0
RDX: 0000000000000000 RSI: 0000000000004000 RDI: 0000000000000003
RBP: 00007fd2c588e0e3 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000028011 R11: 0000000000000202 R12: 00007fd2c589319c
R13: 00007fd2c588e0a3 R14: 0000000000000001 R15: 0000000000000001
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:filemap_unaccount_folio+0x3d1/0x870 mm/filemap.c:162
Code: 4c 8d 6b 30 31 ff 89 ee e8 4c c3 ce ff 85 ed 0f 8e 04 fd ff ff e8 3f c8 ce ff 48 c7 c6 60 93 37 8b 48 89 df e8 20 17 11 00 90 <0f> 0b e8 28 c8 ce ff 48 89 df e8 70 be ff ff be 08 00 00 00 48 89
RSP: 0018:ffffc900036bf708 EFLAGS: 00010093
RAX: 0000000000000000 RBX: ffffea0000cbaa80 RCX: ffffc900036bf5b0
RDX: ffff8880232bc880 RSI: ffffffff81bf1cf0 RDI: ffff8880232bccc4
RBP: 0000000000000001 R08: 0000000000000000 R09: fffffbfff1fc90da
R10: ffffffff8fe486d7 R11: 0000000000000003 R12: ffff88802b890a38
R13: ffffea0000cbaab0 R14: 000000000003d90c R15: ffffea0000cbaa98
FS:  0000555567c2f380(0000) GS:ffff88806b000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd2c58bc0d0 CR3: 0000000029d48000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400

final repro crashed as (corrupted=false):
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1025
 __do_sys_exit_group kernel/exit.c:1036 [inline]
 __se_sys_exit_group kernel/exit.c:1034 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1034
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
------------[ cut here ]------------
kernel BUG at mm/filemap.c:162!
Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI
CPU: 0 PID: 5192 Comm: syz-executor587 Not tainted 6.10.0-rc7-syzkaller-00254-g528dd46d0fc3 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:filemap_unaccount_folio+0x3d1/0x870 mm/filemap.c:162
Code: 4c 8d 6b 30 31 ff 89 ee e8 4c c3 ce ff 85 ed 0f 8e 04 fd ff ff e8 3f c8 ce ff 48 c7 c6 60 93 37 8b 48 89 df e8 20 17 11 00 90 <0f> 0b e8 28 c8 ce ff 48 89 df e8 70 be ff ff be 08 00 00 00 48 89
RSP: 0018:ffffc900036bf708 EFLAGS: 00010093
RAX: 0000000000000000 RBX: ffffea0000cbaa80 RCX: ffffc900036bf5b0
RDX: ffff8880232bc880 RSI: ffffffff81bf1cf0 RDI: ffff8880232bccc4
RBP: 0000000000000001 R08: 0000000000000000 R09: fffffbfff1fc90da
R10: ffffffff8fe486d7 R11: 0000000000000003 R12: ffff88802b890a38
R13: ffffea0000cbaab0 R14: 000000000003d90c R15: ffffea0000cbaa98
FS:  0000555567c2f380(0000) GS:ffff88806b000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd2c58bc0d0 CR3: 0000000029d48000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __filemap_remove_folio+0x115/0x750 mm/filemap.c:231
 filemap_remove_folio+0xc8/0x210 mm/filemap.c:264
 truncate_inode_folio+0x49/0x70 mm/truncate.c:195
 shmem_undo_range+0x378/0x1160 mm/shmem.c:1012
 shmem_truncate_range mm/shmem.c:1125 [inline]
 shmem_evict_inode+0x3a3/0xbb0 mm/shmem.c:1253
 evict+0x2ed/0x6c0 fs/inode.c:667
 iput_final fs/inode.c:1741 [inline]
 iput.part.0+0x5a8/0x7f0 fs/inode.c:1767
 iput+0x5c/0x80 fs/inode.c:1757
 dentry_unlink_inode+0x29c/0x480 fs/dcache.c:404
 __dentry_kill+0x1d0/0x600 fs/dcache.c:607
 dput.part.0+0x4b1/0x9b0 fs/dcache.c:849
 dput+0x1f/0x30 fs/dcache.c:839
 __fput+0x54e/0xbb0 fs/file_table.c:430
 __fput_sync+0x47/0x50 fs/file_table.c:507
 __do_sys_close fs/open.c:1563 [inline]
 __se_sys_close fs/open.c:1548 [inline]
 __x64_sys_close+0x86/0x100 fs/open.c:1548
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fd2c5843cd0
Code: ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 80 3d b1 93 07 00 00 74 17 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c
RSP: 002b:00007fff065a1ca8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003
RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fd2c5843cd0
RDX: 0000000000000000 RSI: 0000000000004000 RDI: 0000000000000003
RBP: 00007fd2c588e0e3 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000028011 R11: 0000000000000202 R12: 00007fd2c589319c
R13: 00007fd2c588e0a3 R14: 0000000000000001 R15: 0000000000000001
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:filemap_unaccount_folio+0x3d1/0x870 mm/filemap.c:162
Code: 4c 8d 6b 30 31 ff 89 ee e8 4c c3 ce ff 85 ed 0f 8e 04 fd ff ff e8 3f c8 ce ff 48 c7 c6 60 93 37 8b 48 89 df e8 20 17 11 00 90 <0f> 0b e8 28 c8 ce ff 48 89 df e8 70 be ff ff be 08 00 00 00 48 89
RSP: 0018:ffffc900036bf708 EFLAGS: 00010093
RAX: 0000000000000000 RBX: ffffea0000cbaa80 RCX: ffffc900036bf5b0
RDX: ffff8880232bc880 RSI: ffffffff81bf1cf0 RDI: ffff8880232bccc4
RBP: 0000000000000001 R08: 0000000000000000 R09: fffffbfff1fc90da
R10: ffffffff8fe486d7 R11: 0000000000000003 R12: ffff88802b890a38
R13: ffffea0000cbaab0 R14: 000000000003d90c R15: ffffea0000cbaa98
FS:  0000555567c2f380(0000) GS:ffff88806b000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd2c58bc0d0 CR3: 0000000029d48000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400