Extracting prog: 1m52.539379036s
Minimizing prog: 16m52.725131426s
Simplifying prog options: 0s
Extracting C: 1m9.055748024s
Simplifying C: 5m4.154540334s


extracting reproducer from 24 programs
first checking the prog from the crash report
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {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: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$ptp0-ioctl$PTP_EXTTS_REQUEST2-openat$ashmem-openat$ashmem-ioctl$ASHMEM_SET_SIZE-openat$uinput-ioctl$FICLONE-mkdirat$cgroup_root-openat$cgroup_root-openat$cgroup_int-write$cgroup_int-mmap-ioctl$ASHMEM_SET_NAME-ioctl$ASHMEM_SET_NAME
detailed listing:
executing program 0:
r0 = openat$ptp0(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0)
ioctl$PTP_EXTTS_REQUEST2(r0, 0x80503d01, 0xfffffffffffffffe)
r1 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000000500), 0x0, 0x0)
openat$ashmem(0xffffffffffffff9c, &(0x7f0000000000), 0x101200, 0x0)
ioctl$ASHMEM_SET_SIZE(r1, 0x40087703, 0xffffffffffffffff)
r2 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x802, 0x0)
ioctl$FICLONE(r2, 0x40049409, 0xffffffffffffffff)
mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.cpu/syz1\x00', 0x1ff)
r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
r4 = openat$cgroup_int(r3, &(0x7f0000000100)='cpuset.cpus\x00', 0x2, 0x0)
write$cgroup_int(r4, &(0x7f0000000040), 0xfdef)
mmap(&(0x7f0000701000/0x1000)=nil, 0x1000, 0xa, 0x12, r1, 0x0)
ioctl$ASHMEM_SET_NAME(r1, 0x40087708, &(0x7f00000007c0)='\x00\x00\x03\x06\x00\x00\x00\x05\x00x\x92\x12\xac\x06^\xbewV\xf3\"\xc4\x04\xbb\x0642\x9c\x1a\xd1\xcb{\xb0\xd6\x1e\x00gQ\xca\x0eU\xf7\'\x8c\xc1\xc6\xbb\xc5\x1c\xf7\xaf\x95\x83=\t7\x96\x1a\xad\xd0\xd0\xee\x9c\x962\bu\xba\xfc\xae\xc2\x19\xeb\x91\xc9\t\xbc\xc1\xcb\xba\xe3\x8e\xf6\x89\xc2\'\xdfn(Q=v-<\r\xd1?$\x8b\x17Bn\x17h\x1b\xac\xfc\x82\x1c\xf4\xd0\xf5\xd5\x80\xc0\xb4a \x15\x9a\x9f\xf0:\xfd$\xad\xbb\x9a|c\xfc\"\xee\xc4\x93Q\x82\x16\xbf\xe3c\x8d \x0f\xb1\xe9\xf2o \x00\x00\x00\x00\x00\x00\x00H\xaf\t\x18\xc8\x1b\x1e\xbe\xd8>\xec\x9f~\xa7\xf7\xafdd\xf1\xdbjE\x01\xd1sD\x89\x94&\\U\f\x18\x99]\xaba\xe93\x01\xa23\xc9hP1\xdc-\'\xd0\x9e}\x89\xff\x8c\xec^\x84\x19\x9f_D\xbdt/\'\xf6\xc3\x8c\xb8\vS\x80\xad\xf8\xbf\xa2\xa0\x99\xc2\x16=\xcc\xb0\x1b7\xe3-\'\x02\x16\xf5\xe6\x93\x02E\n\xe8\x00\x00\x8c\xed\x11\xf7\xf2J\xf6\x90A@\x01\x13\xc7`g\xcb\xd7\xdb\x1e\xb2\xc9\xfd\xf7\xa9\x96\xf8/0Xd\xcf\xb9\xa2\x1d\x13\x8fC\xd2&\xd8\x9d\x8b\xe0E\xd2\xc6\x1a\xf3\xa8\x0e\xba\xecOv$\xc8\"\a\xd7T\xfb\xfc\xfauT\xf8\x9e\x86\xef.\xf6<\xbfB\xe7\x80\x1a\a\t+x_B=\xe7\xa5\x89\xfb\xa2\xc6\x97\xeb\xdecY{\x0e\xc2\x00\x00\x00\x00\x00\x00\x00\a\xf4\x88\x06\xe3\xcb\xc8\xe0\xcc\vE\x18\"\x87\xa0\xa9:\xceY\xf0\xa2\xe0\x9d\x8c\x8e\x11\xb7\x98\xa5\xda$\x94D\xb4\xf2>\x01\x00+\xfa\xa9 \xe1\x13Y\x86\xd8\xbfH\xc6\x9c\x8cs4\r\xcd\xd1\x83JT\xf9\xa2\x83?\xb3\x0f\xc6&\x1d\xa3\xc4\xc3\xd2\xfd\xad\xa35o\xe8\xcd^/\xd8\xf4[n\x9fJ\xf4\n\x92c\xaa\xddT&L<+\x19R\a\xfc\xf2\x17\xb8$\xa9]\xc2\\\xda<\xc8d.w\x9c\xaf4\xbb\xe8Co\xb3\xd8\x82\x92\xba+\x99PXB\xdc\xbay\xa0s<\x92k\vJTRW\xc26\x06\x10\x92\xc7\xa55\x9fZ\xff*ir\x1e\xe8\a\x00\x00\x00\x00\x00\x00\x00\x88\x19\xf7\xdd\xa8\xef\xa0\x98\xcd\x81\x10>\xc7{\x84\xb9\xc0B\xe1\t\x00\xbaQj\x81\xc8\xf8\x146%Z\x83H\xabF\x18<\x86h\x01=\x03i\xc4\t\x8e/\x12\a\xdf\xe7zU\x1d\x15\x0e\xc1?\xeau\xb4\x84x\x00\x00X\xf4\xe9\x1f\xcd\x05\x0fz_\x8d,^\xde\xfd\xd1\xbed\xed\xa1\xf5\xc6(p\xb4;\x0e\x18\xf7/A\xfd\x92\xd0}ur\xaag\xdb&e$\f\rrT\xd8\x88~\x13\xc22t\xf6\xf4Fs\xc1\x05\xfa\x99\x15\x87\x14\x13$\t\xa8?\xee\x94W\x8e\xe1\xcc\xc3U\x84\xc6]:\x9a|W\xec\x84\x18\bb\x82\x8f\xc0\xab\xe3a\x99\x17\x85\x9a\x05\xb1\x12K\\\xf2\xd5\b^[D~~\x84\\\xe4\x00')
ioctl$ASHMEM_SET_NAME(r1, 0x40087708, &(0x7f0000000300)='\x00\x00\x00\a\x00\x00\x00\x01\x00x\x92\x12\xbc\x00\x00\xbb\x0642\x9c\x1a\xd1\xcbx\xb0\xd6\x1e\x10gQ\xca\x0e;\xf7\'\x8c\x95\x83=\t7\x96\x1a\xad\xd0\xd0\xee\x9c\x962\bu\xba\xfc\xae\xc2\x19\xeb\x91\xc9\t\xbc\xc1\xcb\xba\xe3\x8e\xf6\x89\xc2\'\xdfn\x05\x00\x00\x00-<\r\xd1?$\x8b\x17Bn\x17h\x1b\xac\xfc\x82\x1c\xf4\xd0\xf5\xd5\x80\xc0\xb4a \xac\xc4K\x03\xfa\x13Vz\xbf\xe3c\x8d \x0f\xb1\xe9\xf2oci(\xcb\x82\x05\xfe[H\xaf\x01\x18\xc8\x1b\x1e\xbe\xd8>\xec\x9f~\xa7\xf7\xafd%\xf1\xdbjE\x01\xd1sD5hP1\xdc-\'\xd0\x9e}\x89\xff\x8c\x851Y9OB\xdeB\xe1\x02-&\"1hS\x92\xe4$-\x02\x00\xe4\x8e\"\x85\xc9x\xef\x81E.r\x89\xe5\x00\x9e\x97\x96\xb8j\x81\xf0\xdca\xfb\xa6\xff\xff\xff\xff\x00\x00\x00\x00d\xf0\xf1j\x11\x12\xc0\xbb\xfdq~#\xf7\xa8\"$,\xf4\x84|\x89o\x00<\xa6-\xb0\xd3\x80\xbe\xcf\a\x00\xfc\xa6\xb1\x05\x94\x84l\xbfA\xeb\xd8\t\x00\x00\x00CvNhx461\x04N<\xedV\xcet\xaa~\xf3j\x94\xec\x92\x86uY\xf6\xb5\t?,~\xa67\\\xb9\xc9K\xf8\x9d\x96\xc0\xb5\xc7wF\x99\x12\x97T\x90.\x9c\xe3\x9a\xf1\xb9\x9c\x13\xbc\x19\xde/\xaahB\t\x97\a03\xcd\xb3\xc8\xd5l\x14!\xf9Xg2\x1d\xeeB\xccT\x0e\xd8\xef\xc8\xe9\xb4\xf3l\xc3\xf2\x998\xc8\xc2|2\xee\xb4W\x99f.\xeb\xe9\x05\xcbkz3+\xdd\xe1*8\x95@0t0\xad\xe3#\xd7\x19\xe7Q\xdfmI\xe5\x1e\xe4\x87\xc9\x8f\xa7\xe0\xd9v\xf6\x01\x9d\x8f`,\x1a8\x81I\x86l\x8f2\r:\xc1\x02\xd6Z%\xa7Ks\x8bUolS\x05\xbe\x97\x1fGe\x94\xa6\xa3\xab\xdb\r\x17\xff[\xb1\x00\xff\x7f\x00\x00\x00\x00')

program crashed: kernel BUG in rust_helper_BUG
single: successfully extracted reproducer
found reproducer with 14 syscalls
minimizing guilty program
testing program (duration=34.2980608s, {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: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$ptp0-ioctl$PTP_EXTTS_REQUEST2-openat$ashmem-openat$ashmem-ioctl$ASHMEM_SET_SIZE-openat$uinput-ioctl$FICLONE-mkdirat$cgroup_root-openat$cgroup_root-openat$cgroup_int-write$cgroup_int-mmap-ioctl$ASHMEM_SET_NAME
detailed listing:
executing program 0:
r0 = openat$ptp0(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0)
ioctl$PTP_EXTTS_REQUEST2(r0, 0x80503d01, 0xfffffffffffffffe)
r1 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000000500), 0x0, 0x0)
openat$ashmem(0xffffffffffffff9c, &(0x7f0000000000), 0x101200, 0x0)
ioctl$ASHMEM_SET_SIZE(r1, 0x40087703, 0xffffffffffffffff)
r2 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x802, 0x0)
ioctl$FICLONE(r2, 0x40049409, 0xffffffffffffffff)
mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.cpu/syz1\x00', 0x1ff)
r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
r4 = openat$cgroup_int(r3, &(0x7f0000000100)='cpuset.cpus\x00', 0x2, 0x0)
write$cgroup_int(r4, &(0x7f0000000040), 0xfdef)
mmap(&(0x7f0000701000/0x1000)=nil, 0x1000, 0xa, 0x12, r1, 0x0)
ioctl$ASHMEM_SET_NAME(r1, 0x40087708, &(0x7f00000007c0)='\x00\x00\x03\x06\x00\x00\x00\x05\x00x\x92\x12\xac\x06^\xbewV\xf3\"\xc4\x04\xbb\x0642\x9c\x1a\xd1\xcb{\xb0\xd6\x1e\x00gQ\xca\x0eU\xf7\'\x8c\xc1\xc6\xbb\xc5\x1c\xf7\xaf\x95\x83=\t7\x96\x1a\xad\xd0\xd0\xee\x9c\x962\bu\xba\xfc\xae\xc2\x19\xeb\x91\xc9\t\xbc\xc1\xcb\xba\xe3\x8e\xf6\x89\xc2\'\xdfn(Q=v-<\r\xd1?$\x8b\x17Bn\x17h\x1b\xac\xfc\x82\x1c\xf4\xd0\xf5\xd5\x80\xc0\xb4a \x15\x9a\x9f\xf0:\xfd$\xad\xbb\x9a|c\xfc\"\xee\xc4\x93Q\x82\x16\xbf\xe3c\x8d \x0f\xb1\xe9\xf2o \x00\x00\x00\x00\x00\x00\x00H\xaf\t\x18\xc8\x1b\x1e\xbe\xd8>\xec\x9f~\xa7\xf7\xafdd\xf1\xdbjE\x01\xd1sD\x89\x94&\\U\f\x18\x99]\xaba\xe93\x01\xa23\xc9hP1\xdc-\'\xd0\x9e}\x89\xff\x8c\xec^\x84\x19\x9f_D\xbdt/\'\xf6\xc3\x8c\xb8\vS\x80\xad\xf8\xbf\xa2\xa0\x99\xc2\x16=\xcc\xb0\x1b7\xe3-\'\x02\x16\xf5\xe6\x93\x02E\n\xe8\x00\x00\x8c\xed\x11\xf7\xf2J\xf6\x90A@\x01\x13\xc7`g\xcb\xd7\xdb\x1e\xb2\xc9\xfd\xf7\xa9\x96\xf8/0Xd\xcf\xb9\xa2\x1d\x13\x8fC\xd2&\xd8\x9d\x8b\xe0E\xd2\xc6\x1a\xf3\xa8\x0e\xba\xecOv$\xc8\"\a\xd7T\xfb\xfc\xfauT\xf8\x9e\x86\xef.\xf6<\xbfB\xe7\x80\x1a\a\t+x_B=\xe7\xa5\x89\xfb\xa2\xc6\x97\xeb\xdecY{\x0e\xc2\x00\x00\x00\x00\x00\x00\x00\a\xf4\x88\x06\xe3\xcb\xc8\xe0\xcc\vE\x18\"\x87\xa0\xa9:\xceY\xf0\xa2\xe0\x9d\x8c\x8e\x11\xb7\x98\xa5\xda$\x94D\xb4\xf2>\x01\x00+\xfa\xa9 \xe1\x13Y\x86\xd8\xbfH\xc6\x9c\x8cs4\r\xcd\xd1\x83JT\xf9\xa2\x83?\xb3\x0f\xc6&\x1d\xa3\xc4\xc3\xd2\xfd\xad\xa35o\xe8\xcd^/\xd8\xf4[n\x9fJ\xf4\n\x92c\xaa\xddT&L<+\x19R\a\xfc\xf2\x17\xb8$\xa9]\xc2\\\xda<\xc8d.w\x9c\xaf4\xbb\xe8Co\xb3\xd8\x82\x92\xba+\x99PXB\xdc\xbay\xa0s<\x92k\vJTRW\xc26\x06\x10\x92\xc7\xa55\x9fZ\xff*ir\x1e\xe8\a\x00\x00\x00\x00\x00\x00\x00\x88\x19\xf7\xdd\xa8\xef\xa0\x98\xcd\x81\x10>\xc7{\x84\xb9\xc0B\xe1\t\x00\xbaQj\x81\xc8\xf8\x146%Z\x83H\xabF\x18<\x86h\x01=\x03i\xc4\t\x8e/\x12\a\xdf\xe7zU\x1d\x15\x0e\xc1?\xeau\xb4\x84x\x00\x00X\xf4\xe9\x1f\xcd\x05\x0fz_\x8d,^\xde\xfd\xd1\xbed\xed\xa1\xf5\xc6(p\xb4;\x0e\x18\xf7/A\xfd\x92\xd0}ur\xaag\xdb&e$\f\rrT\xd8\x88~\x13\xc22t\xf6\xf4Fs\xc1\x05\xfa\x99\x15\x87\x14\x13$\t\xa8?\xee\x94W\x8e\xe1\xcc\xc3U\x84\xc6]:\x9a|W\xec\x84\x18\bb\x82\x8f\xc0\xab\xe3a\x99\x17\x85\x9a\x05\xb1\x12K\\\xf2\xd5\b^[D~~\x84\\\xe4\x00')

program crashed: kernel BUG in rust_helper_BUG
program crashed: kernel BUG in rust_helper_BUG
testing program (duration=34.2980608s, {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: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$ptp0-ioctl$PTP_EXTTS_REQUEST2-openat$ashmem-openat$ashmem-ioctl$ASHMEM_SET_SIZE-openat$uinput-ioctl$FICLONE-mkdirat$cgroup_root-openat$cgroup_root-openat$cgroup_int-write$cgroup_int-mmap
detailed listing:
executing program 0:
r0 = openat$ptp0(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0)
ioctl$PTP_EXTTS_REQUEST2(r0, 0x80503d01, 0xfffffffffffffffe)
r1 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000000500), 0x0, 0x0)
openat$ashmem(0xffffffffffffff9c, &(0x7f0000000000), 0x101200, 0x0)
ioctl$ASHMEM_SET_SIZE(r1, 0x40087703, 0xffffffffffffffff)
r2 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x802, 0x0)
ioctl$FICLONE(r2, 0x40049409, 0xffffffffffffffff)
mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.cpu/syz1\x00', 0x1ff)
r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
r4 = openat$cgroup_int(r3, &(0x7f0000000100)='cpuset.cpus\x00', 0x2, 0x0)
write$cgroup_int(r4, &(0x7f0000000040), 0xfdef)
mmap(&(0x7f0000701000/0x1000)=nil, 0x1000, 0xa, 0x12, r1, 0x0)

program crashed: kernel BUG in rust_helper_BUG
testing program (duration=34.2980608s, {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: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$ptp0-ioctl$PTP_EXTTS_REQUEST2-openat$ashmem-openat$ashmem-ioctl$ASHMEM_SET_SIZE-openat$uinput-ioctl$FICLONE-mkdirat$cgroup_root-openat$cgroup_root-openat$cgroup_int-write$cgroup_int
detailed listing:
executing program 0:
r0 = openat$ptp0(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0)
ioctl$PTP_EXTTS_REQUEST2(r0, 0x80503d01, 0xfffffffffffffffe)
r1 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000000500), 0x0, 0x0)
openat$ashmem(0xffffffffffffff9c, &(0x7f0000000000), 0x101200, 0x0)
ioctl$ASHMEM_SET_SIZE(r1, 0x40087703, 0xffffffffffffffff)
r2 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x802, 0x0)
ioctl$FICLONE(r2, 0x40049409, 0xffffffffffffffff)
mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.cpu/syz1\x00', 0x1ff)
r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
r4 = openat$cgroup_int(r3, &(0x7f0000000100)='cpuset.cpus\x00', 0x2, 0x0)
write$cgroup_int(r4, &(0x7f0000000040), 0xfdef)

program did not crash
testing program (duration=34.2980608s, {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: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$ptp0-ioctl$PTP_EXTTS_REQUEST2-openat$ashmem-openat$ashmem-ioctl$ASHMEM_SET_SIZE-openat$uinput-ioctl$FICLONE-mkdirat$cgroup_root-openat$cgroup_root-openat$cgroup_int-mmap
detailed listing:
executing program 0:
r0 = openat$ptp0(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0)
ioctl$PTP_EXTTS_REQUEST2(r0, 0x80503d01, 0xfffffffffffffffe)
r1 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000000500), 0x0, 0x0)
openat$ashmem(0xffffffffffffff9c, &(0x7f0000000000), 0x101200, 0x0)
ioctl$ASHMEM_SET_SIZE(r1, 0x40087703, 0xffffffffffffffff)
r2 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x802, 0x0)
ioctl$FICLONE(r2, 0x40049409, 0xffffffffffffffff)
mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.cpu/syz1\x00', 0x1ff)
r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
openat$cgroup_int(r3, &(0x7f0000000100)='cpuset.cpus\x00', 0x2, 0x0)
mmap(&(0x7f0000701000/0x1000)=nil, 0x1000, 0xa, 0x12, r1, 0x0)

program crashed: kernel BUG in rust_helper_BUG
testing program (duration=34.2980608s, {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: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$ptp0-ioctl$PTP_EXTTS_REQUEST2-openat$ashmem-openat$ashmem-ioctl$ASHMEM_SET_SIZE-openat$uinput-ioctl$FICLONE-mkdirat$cgroup_root-openat$cgroup_root-mmap
detailed listing:
executing program 0:
r0 = openat$ptp0(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0)
ioctl$PTP_EXTTS_REQUEST2(r0, 0x80503d01, 0xfffffffffffffffe)
r1 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000000500), 0x0, 0x0)
openat$ashmem(0xffffffffffffff9c, &(0x7f0000000000), 0x101200, 0x0)
ioctl$ASHMEM_SET_SIZE(r1, 0x40087703, 0xffffffffffffffff)
r2 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x802, 0x0)
ioctl$FICLONE(r2, 0x40049409, 0xffffffffffffffff)
mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.cpu/syz1\x00', 0x1ff)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
mmap(&(0x7f0000701000/0x1000)=nil, 0x1000, 0xa, 0x12, r1, 0x0)

program crashed: kernel BUG in rust_helper_BUG
testing program (duration=34.2980608s, {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: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$ptp0-ioctl$PTP_EXTTS_REQUEST2-openat$ashmem-openat$ashmem-ioctl$ASHMEM_SET_SIZE-openat$uinput-ioctl$FICLONE-mkdirat$cgroup_root-mmap
detailed listing:
executing program 0:
r0 = openat$ptp0(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0)
ioctl$PTP_EXTTS_REQUEST2(r0, 0x80503d01, 0xfffffffffffffffe)
r1 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000000500), 0x0, 0x0)
openat$ashmem(0xffffffffffffff9c, &(0x7f0000000000), 0x101200, 0x0)
ioctl$ASHMEM_SET_SIZE(r1, 0x40087703, 0xffffffffffffffff)
r2 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x802, 0x0)
ioctl$FICLONE(r2, 0x40049409, 0xffffffffffffffff)
mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.cpu/syz1\x00', 0x1ff)
mmap(&(0x7f0000701000/0x1000)=nil, 0x1000, 0xa, 0x12, r1, 0x0)

program crashed: kernel BUG in rust_helper_BUG
testing program (duration=34.2980608s, {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: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$ptp0-ioctl$PTP_EXTTS_REQUEST2-openat$ashmem-openat$ashmem-ioctl$ASHMEM_SET_SIZE-openat$uinput-ioctl$FICLONE-mmap
detailed listing:
executing program 0:
r0 = openat$ptp0(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0)
ioctl$PTP_EXTTS_REQUEST2(r0, 0x80503d01, 0xfffffffffffffffe)
r1 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000000500), 0x0, 0x0)
openat$ashmem(0xffffffffffffff9c, &(0x7f0000000000), 0x101200, 0x0)
ioctl$ASHMEM_SET_SIZE(r1, 0x40087703, 0xffffffffffffffff)
r2 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x802, 0x0)
ioctl$FICLONE(r2, 0x40049409, 0xffffffffffffffff)
mmap(&(0x7f0000701000/0x1000)=nil, 0x1000, 0xa, 0x12, r1, 0x0)

program crashed: kernel BUG in rust_helper_BUG
testing program (duration=34.2980608s, {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: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$ptp0-ioctl$PTP_EXTTS_REQUEST2-openat$ashmem-openat$ashmem-ioctl$ASHMEM_SET_SIZE-openat$uinput-mmap
detailed listing:
executing program 0:
r0 = openat$ptp0(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0)
ioctl$PTP_EXTTS_REQUEST2(r0, 0x80503d01, 0xfffffffffffffffe)
r1 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000000500), 0x0, 0x0)
openat$ashmem(0xffffffffffffff9c, &(0x7f0000000000), 0x101200, 0x0)
ioctl$ASHMEM_SET_SIZE(r1, 0x40087703, 0xffffffffffffffff)
openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x802, 0x0)
mmap(&(0x7f0000701000/0x1000)=nil, 0x1000, 0xa, 0x12, r1, 0x0)

program crashed: kernel BUG in rust_helper_BUG
testing program (duration=34.2980608s, {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: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$ptp0-ioctl$PTP_EXTTS_REQUEST2-openat$ashmem-openat$ashmem-ioctl$ASHMEM_SET_SIZE-mmap
detailed listing:
executing program 0:
r0 = openat$ptp0(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0)
ioctl$PTP_EXTTS_REQUEST2(r0, 0x80503d01, 0xfffffffffffffffe)
r1 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000000500), 0x0, 0x0)
openat$ashmem(0xffffffffffffff9c, &(0x7f0000000000), 0x101200, 0x0)
ioctl$ASHMEM_SET_SIZE(r1, 0x40087703, 0xffffffffffffffff)
mmap(&(0x7f0000701000/0x1000)=nil, 0x1000, 0xa, 0x12, r1, 0x0)

program crashed: kernel BUG in rust_helper_BUG
testing program (duration=34.2980608s, {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: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$ptp0-ioctl$PTP_EXTTS_REQUEST2-openat$ashmem-openat$ashmem-mmap
detailed listing:
executing program 0:
r0 = openat$ptp0(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0)
ioctl$PTP_EXTTS_REQUEST2(r0, 0x80503d01, 0xfffffffffffffffe)
r1 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000000500), 0x0, 0x0)
openat$ashmem(0xffffffffffffff9c, &(0x7f0000000000), 0x101200, 0x0)
mmap(&(0x7f0000701000/0x1000)=nil, 0x1000, 0xa, 0x12, r1, 0x0)

program did not crash
testing program (duration=34.2980608s, {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: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$ptp0-ioctl$PTP_EXTTS_REQUEST2-openat$ashmem-ioctl$ASHMEM_SET_SIZE-mmap
detailed listing:
executing program 0:
r0 = openat$ptp0(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0)
ioctl$PTP_EXTTS_REQUEST2(r0, 0x80503d01, 0xfffffffffffffffe)
r1 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000000500), 0x0, 0x0)
ioctl$ASHMEM_SET_SIZE(r1, 0x40087703, 0xffffffffffffffff)
mmap(&(0x7f0000701000/0x1000)=nil, 0x1000, 0xa, 0x12, r1, 0x0)

program crashed: kernel BUG in rust_helper_BUG
testing program (duration=34.2980608s, {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: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$ptp0-ioctl$PTP_EXTTS_REQUEST2-ioctl$ASHMEM_SET_SIZE-mmap
detailed listing:
executing program 0:
r0 = openat$ptp0(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0)
ioctl$PTP_EXTTS_REQUEST2(r0, 0x80503d01, 0xfffffffffffffffe)
ioctl$ASHMEM_SET_SIZE(0xffffffffffffffff, 0x40087703, 0xffffffffffffffff)
mmap(&(0x7f0000701000/0x1000)=nil, 0x1000, 0xa, 0x12, 0xffffffffffffffff, 0x0)

program did not crash
testing program (duration=34.2980608s, {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: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$ptp0-openat$ashmem-ioctl$ASHMEM_SET_SIZE-mmap
detailed listing:
executing program 0:
openat$ptp0(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0)
r0 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000000500), 0x0, 0x0)
ioctl$ASHMEM_SET_SIZE(r0, 0x40087703, 0xffffffffffffffff)
mmap(&(0x7f0000701000/0x1000)=nil, 0x1000, 0xa, 0x12, r0, 0x0)

program crashed: kernel BUG in rust_helper_BUG
testing program (duration=34.2980608s, {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: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$ashmem-ioctl$ASHMEM_SET_SIZE-mmap
detailed listing:
executing program 0:
r0 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000000500), 0x0, 0x0)
ioctl$ASHMEM_SET_SIZE(r0, 0x40087703, 0xffffffffffffffff)
mmap(&(0x7f0000701000/0x1000)=nil, 0x1000, 0xa, 0x12, r0, 0x0)

program crashed: kernel BUG in rust_helper_BUG
testing program (duration=34.2980608s, {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: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$ashmem-ioctl$ASHMEM_SET_SIZE-mmap
detailed listing:
executing program 0:
r0 = openat$ashmem(0xffffffffffffff9c, 0x0, 0x0, 0x0)
ioctl$ASHMEM_SET_SIZE(r0, 0x40087703, 0xffffffffffffffff)
mmap(&(0x7f0000701000/0x1000)=nil, 0x1000, 0xa, 0x12, r0, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=34.2980608s, {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: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$ashmem-ioctl$ASHMEM_SET_SIZE-mmap
program crashed: kernel BUG in rust_helper_BUG
simplifying C reproducer
testing compiled C program (duration=34.2980608s, {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: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$ashmem-ioctl$ASHMEM_SET_SIZE-mmap
program crashed: kernel BUG in rust_helper_BUG
testing compiled C program (duration=34.2980608s, {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$ashmem-ioctl$ASHMEM_SET_SIZE-mmap
program crashed: kernel BUG in rust_helper_BUG
testing compiled C program (duration=34.2980608s, {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}}): openat$ashmem-ioctl$ASHMEM_SET_SIZE-mmap
program crashed: kernel BUG in rust_helper_BUG
testing compiled C program (duration=34.2980608s, {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}}): openat$ashmem-ioctl$ASHMEM_SET_SIZE-mmap
program crashed: kernel BUG in rust_helper_BUG
testing compiled C program (duration=34.2980608s, {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}}): openat$ashmem-ioctl$ASHMEM_SET_SIZE-mmap
program crashed: kernel BUG in rust_helper_BUG
testing compiled C program (duration=34.2980608s, {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}}): openat$ashmem-ioctl$ASHMEM_SET_SIZE-mmap
program crashed: kernel BUG in rust_helper_BUG
reproducing took 24m58.47484035s
repro crashed as (corrupted=false):
rust_kernel: panicked at /syzkaller/managers/ci2-android-6-12-rust/kernel/rust/kernel/page_size_compat.rs:60:5:
attempt to add with overflow
------------[ cut here ]------------
kernel BUG at rust/helpers/bug.c:7!
Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI
CPU: 0 UID: 0 PID: 289 Comm: syz-executor208 Not tainted 6.12.23-syzkaller-g30b14cdad458 #0 c708c6bafa1314b3e84c64b9f03b67766970ebbd
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:rust_helper_BUG+0x8/0x10 rust/helpers/bug.c:7
Code: cc cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 42 52 bf 33 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 55 48 89 e5 <0f> 0b 66 0f 1f 44 00 00 b8 08 96 f6 bf 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc900010df3f0 EFLAGS: 00010246
RAX: 000000000000008c RBX: 1ffff9200021be80 RCX: da66f274e2109300
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002
RBP: ffffc900010df3f0 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff5200021bde4 R12: 0000000000000000
R13: dffffc0000000000 R14: ffffc900010df420 R15: ffffc900010df450
FS:  000055557161b380(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000056462f48c000 CR3: 000000010fa74000 CR4: 00000000003526b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __rustc::rust_begin_unwind+0x15b/0x160 rust/kernel/lib.rs:128
 core::panicking::panic_fmt+0x84/0x90 usr/local/rustup/toolchains/1.87.0-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/panicking.rs:75
 core::panicking::panic_const::panic_const_add_overflow+0xb2/0xc0 usr/local/rustup/toolchains/1.87.0-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/panicking.rs:178
 kernel::page_size_compat::__page_align rust/kernel/page_size_compat.rs:60 [inline]
 <ashmem_rust::Ashmem as kernel::miscdevice::MiscDevice>::mmap+0xe44/0xfb0 drivers/staging/android/ashmem_rust.rs:165
 call_mmap include/linux/fs.h:2188 [inline]
 mmap_file mm/internal.h:124 [inline]
 __mmap_region mm/mmap.c:1471 [inline]
 mmap_region+0x1371/0x1bd0 mm/mmap.c:1634
 do_mmap+0xb6d/0x13c0 mm/mmap.c:508
 vm_mmap_pgoff+0x38f/0x4e0 mm/util.c:594
 ksys_mmap_pgoff+0x166/0x1e0 mm/mmap.c:557
 __do_sys_mmap arch/x86/kernel/sys_x86_64.c:86 [inline]
 __se_sys_mmap arch/x86/kernel/sys_x86_64.c:79 [inline]
 __x64_sys_mmap+0x121/0x140 arch/x86/kernel/sys_x86_64.c:79
 x64_sys_call+0x13bf/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:10
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0x58/0xf0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7f0e020c0329
Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff59f75aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007fff59f75c88 RCX: 00007f0e020c0329
RDX: 000000000000000a RSI: 0000000000001000 RDI: 0000200000701000
RBP: 00007f0e02133610 R08: 0000000000000003 R09: 0000000000000000
R10: 0000000000000012 R11: 0000000000000246 R12: 0000000000000001
R13: 00007fff59f75c78 R14: 0000000000000001 R15: 0000000000000001
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:rust_helper_BUG+0x8/0x10 rust/helpers/bug.c:7
Code: cc cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 42 52 bf 33 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 55 48 89 e5 <0f> 0b 66 0f 1f 44 00 00 b8 08 96 f6 bf 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc900010df3f0 EFLAGS: 00010246
RAX: 000000000000008c RBX: 1ffff9200021be80 RCX: da66f274e2109300
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002
RBP: ffffc900010df3f0 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff5200021bde4 R12: 0000000000000000
R13: dffffc0000000000 R14: ffffc900010df420 R15: ffffc900010df450
FS:  000055557161b380(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000056462f472b60 CR3: 000000010fa74000 CR4: 00000000003526b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400

final repro crashed as (corrupted=false):
rust_kernel: panicked at /syzkaller/managers/ci2-android-6-12-rust/kernel/rust/kernel/page_size_compat.rs:60:5:
attempt to add with overflow
------------[ cut here ]------------
kernel BUG at rust/helpers/bug.c:7!
Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI
CPU: 0 UID: 0 PID: 289 Comm: syz-executor208 Not tainted 6.12.23-syzkaller-g30b14cdad458 #0 c708c6bafa1314b3e84c64b9f03b67766970ebbd
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:rust_helper_BUG+0x8/0x10 rust/helpers/bug.c:7
Code: cc cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 42 52 bf 33 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 55 48 89 e5 <0f> 0b 66 0f 1f 44 00 00 b8 08 96 f6 bf 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc900010df3f0 EFLAGS: 00010246
RAX: 000000000000008c RBX: 1ffff9200021be80 RCX: da66f274e2109300
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002
RBP: ffffc900010df3f0 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff5200021bde4 R12: 0000000000000000
R13: dffffc0000000000 R14: ffffc900010df420 R15: ffffc900010df450
FS:  000055557161b380(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000056462f48c000 CR3: 000000010fa74000 CR4: 00000000003526b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __rustc::rust_begin_unwind+0x15b/0x160 rust/kernel/lib.rs:128
 core::panicking::panic_fmt+0x84/0x90 usr/local/rustup/toolchains/1.87.0-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/panicking.rs:75
 core::panicking::panic_const::panic_const_add_overflow+0xb2/0xc0 usr/local/rustup/toolchains/1.87.0-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/panicking.rs:178
 kernel::page_size_compat::__page_align rust/kernel/page_size_compat.rs:60 [inline]
 <ashmem_rust::Ashmem as kernel::miscdevice::MiscDevice>::mmap+0xe44/0xfb0 drivers/staging/android/ashmem_rust.rs:165
 call_mmap include/linux/fs.h:2188 [inline]
 mmap_file mm/internal.h:124 [inline]
 __mmap_region mm/mmap.c:1471 [inline]
 mmap_region+0x1371/0x1bd0 mm/mmap.c:1634
 do_mmap+0xb6d/0x13c0 mm/mmap.c:508
 vm_mmap_pgoff+0x38f/0x4e0 mm/util.c:594
 ksys_mmap_pgoff+0x166/0x1e0 mm/mmap.c:557
 __do_sys_mmap arch/x86/kernel/sys_x86_64.c:86 [inline]
 __se_sys_mmap arch/x86/kernel/sys_x86_64.c:79 [inline]
 __x64_sys_mmap+0x121/0x140 arch/x86/kernel/sys_x86_64.c:79
 x64_sys_call+0x13bf/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:10
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0x58/0xf0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7f0e020c0329
Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff59f75aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007fff59f75c88 RCX: 00007f0e020c0329
RDX: 000000000000000a RSI: 0000000000001000 RDI: 0000200000701000
RBP: 00007f0e02133610 R08: 0000000000000003 R09: 0000000000000000
R10: 0000000000000012 R11: 0000000000000246 R12: 0000000000000001
R13: 00007fff59f75c78 R14: 0000000000000001 R15: 0000000000000001
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:rust_helper_BUG+0x8/0x10 rust/helpers/bug.c:7
Code: cc cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 42 52 bf 33 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 55 48 89 e5 <0f> 0b 66 0f 1f 44 00 00 b8 08 96 f6 bf 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc900010df3f0 EFLAGS: 00010246
RAX: 000000000000008c RBX: 1ffff9200021be80 RCX: da66f274e2109300
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002
RBP: ffffc900010df3f0 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff5200021bde4 R12: 0000000000000000
R13: dffffc0000000000 R14: ffffc900010df420 R15: ffffc900010df450
FS:  000055557161b380(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000056462f472b60 CR3: 000000010fa74000 CR4: 00000000003526b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400