Extracting prog: 2m37.748290162s
Minimizing prog: 52m25.250793367s
Simplifying prog options: 0s
Extracting C: 1m22.856907424s
Simplifying C: 10m9.157395081s


extracting reproducer from 38 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prctl$auto-mmap$auto-socketpair$auto-recvmmsg$auto-sendmmsg$auto-socket$nl_generic-socket-sendto$auto-mmap$auto-ioctl$auto_CEC_G_MODE-select$auto-setreuid$auto-timerfd_create$auto-futimesat$auto-connect$auto-sendmmsg$auto-socket-set_mempolicy$auto-mmap$auto-io_uring_setup$auto-close_range$auto-ioctl$auto_SW_SYNC_IOC_CREATE_FENCE-openat$auto_tty_fops_tty_io-readv$auto-ioctl$auto_TIOCVHANGUP2-openat$auto_proc_reg_file_ops_compat_inode-writev$auto-mmap$auto
detailed listing:
executing program 0:
r0 = prctl$auto(0x3e, 0x1, 0x0, 0x1, 0x0)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, r0, 0x8000)
socketpair$auto(0x1, 0x2, 0x8000000000000000, 0x0)
recvmmsg$auto(0x3, 0x0, 0x10000, 0x0, 0x0)
sendmmsg$auto(0x3, 0x0, 0x9a6, 0x7000000)
socket$nl_generic(0x10, 0x3, 0x10)
socket(0x15, 0x1, 0xfffffffc)
sendto$auto(0x3, 0x0, 0x20012, 0xfffffffc, 0x0, 0x5)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
ioctl$auto_CEC_G_MODE(0xffffffffffffffff, 0x80046108, 0x0)
select$auto(0xe, 0x0, 0x0, 0x0, 0x0)
setreuid$auto(0x2, 0x87)
r1 = timerfd_create$auto(0x6, 0x0)
futimesat$auto(r1, 0x0, &(0x7f0000000100)={0x40, 0xffffffffffffffff})
connect$auto(0x3, 0x0, 0x54)
sendmmsg$auto(0x4, 0x0, 0x9a6, 0x6)
socket(0xa, 0x3, 0x2c)
set_mempolicy$auto(0x3, 0x0, 0x9)
mmap$auto(0x0, 0x3, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
io_uring_setup$auto(0x6, 0x0)
close_range$auto(0x2, 0x8, 0x0)
ioctl$auto_SW_SYNC_IOC_CREATE_FENCE(0xffffffffffffffff, 0xc0285700, 0x0)
r2 = openat$auto_tty_fops_tty_io(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ttyS0\x00', 0x48140, 0x0)
readv$auto(r2, &(0x7f00000000c0)={0x0, 0x5}, 0x3)
ioctl$auto_TIOCVHANGUP2(r2, 0x5437, 0x0)
r3 = openat$auto_proc_reg_file_ops_compat_inode(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/net/afs/addr_prefs\x00', 0x102, 0x0)
writev$auto(r3, &(0x7f0000000080)={0x0, 0x6}, 0x3)
mmap$auto(0xfffffffffffffff8, 0xef3f, 0x0, 0x17, 0xffffffffffffffff, 0x7)

program crashed: KASAN: slab-out-of-bounds Read in afs_proc_addr_prefs_write
single: successfully extracted reproducer
found reproducer with 28 syscalls
minimizing guilty program
testing program (duration=1m1.936929145s, {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}}): prctl$auto-mmap$auto-socketpair$auto-recvmmsg$auto-sendmmsg$auto-socket$nl_generic-socket-sendto$auto-mmap$auto-ioctl$auto_CEC_G_MODE-select$auto-setreuid$auto-timerfd_create$auto-futimesat$auto-connect$auto-sendmmsg$auto-socket-set_mempolicy$auto-mmap$auto-io_uring_setup$auto-close_range$auto-ioctl$auto_SW_SYNC_IOC_CREATE_FENCE-openat$auto_tty_fops_tty_io-readv$auto-ioctl$auto_TIOCVHANGUP2-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
detailed listing:
executing program 0:
r0 = prctl$auto(0x3e, 0x1, 0x0, 0x1, 0x0)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, r0, 0x8000)
socketpair$auto(0x1, 0x2, 0x8000000000000000, 0x0)
recvmmsg$auto(0x3, 0x0, 0x10000, 0x0, 0x0)
sendmmsg$auto(0x3, 0x0, 0x9a6, 0x7000000)
socket$nl_generic(0x10, 0x3, 0x10)
socket(0x15, 0x1, 0xfffffffc)
sendto$auto(0x3, 0x0, 0x20012, 0xfffffffc, 0x0, 0x5)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
ioctl$auto_CEC_G_MODE(0xffffffffffffffff, 0x80046108, 0x0)
select$auto(0xe, 0x0, 0x0, 0x0, 0x0)
setreuid$auto(0x2, 0x87)
r1 = timerfd_create$auto(0x6, 0x0)
futimesat$auto(r1, 0x0, &(0x7f0000000100)={0x40, 0xffffffffffffffff})
connect$auto(0x3, 0x0, 0x54)
sendmmsg$auto(0x4, 0x0, 0x9a6, 0x6)
socket(0xa, 0x3, 0x2c)
set_mempolicy$auto(0x3, 0x0, 0x9)
mmap$auto(0x0, 0x3, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
io_uring_setup$auto(0x6, 0x0)
close_range$auto(0x2, 0x8, 0x0)
ioctl$auto_SW_SYNC_IOC_CREATE_FENCE(0xffffffffffffffff, 0xc0285700, 0x0)
r2 = openat$auto_tty_fops_tty_io(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ttyS0\x00', 0x48140, 0x0)
readv$auto(r2, &(0x7f00000000c0)={0x0, 0x5}, 0x3)
ioctl$auto_TIOCVHANGUP2(r2, 0x5437, 0x0)
r3 = openat$auto_proc_reg_file_ops_compat_inode(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/net/afs/addr_prefs\x00', 0x102, 0x0)
writev$auto(r3, &(0x7f0000000080)={0x0, 0x6}, 0x3)

program crashed: KASAN: slab-out-of-bounds Read in afs_proc_addr_prefs_write
testing program (duration=1m1.936929145s, {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}}): prctl$auto-mmap$auto-socketpair$auto-recvmmsg$auto-sendmmsg$auto-socket$nl_generic-socket-sendto$auto-mmap$auto-ioctl$auto_CEC_G_MODE-select$auto-setreuid$auto-timerfd_create$auto-futimesat$auto-connect$auto-sendmmsg$auto-socket-set_mempolicy$auto-mmap$auto-io_uring_setup$auto-close_range$auto-ioctl$auto_SW_SYNC_IOC_CREATE_FENCE-openat$auto_tty_fops_tty_io-readv$auto-ioctl$auto_TIOCVHANGUP2-openat$auto_proc_reg_file_ops_compat_inode
detailed listing:
executing program 0:
r0 = prctl$auto(0x3e, 0x1, 0x0, 0x1, 0x0)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, r0, 0x8000)
socketpair$auto(0x1, 0x2, 0x8000000000000000, 0x0)
recvmmsg$auto(0x3, 0x0, 0x10000, 0x0, 0x0)
sendmmsg$auto(0x3, 0x0, 0x9a6, 0x7000000)
socket$nl_generic(0x10, 0x3, 0x10)
socket(0x15, 0x1, 0xfffffffc)
sendto$auto(0x3, 0x0, 0x20012, 0xfffffffc, 0x0, 0x5)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
ioctl$auto_CEC_G_MODE(0xffffffffffffffff, 0x80046108, 0x0)
select$auto(0xe, 0x0, 0x0, 0x0, 0x0)
setreuid$auto(0x2, 0x87)
r1 = timerfd_create$auto(0x6, 0x0)
futimesat$auto(r1, 0x0, &(0x7f0000000100)={0x40, 0xffffffffffffffff})
connect$auto(0x3, 0x0, 0x54)
sendmmsg$auto(0x4, 0x0, 0x9a6, 0x6)
socket(0xa, 0x3, 0x2c)
set_mempolicy$auto(0x3, 0x0, 0x9)
mmap$auto(0x0, 0x3, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
io_uring_setup$auto(0x6, 0x0)
close_range$auto(0x2, 0x8, 0x0)
ioctl$auto_SW_SYNC_IOC_CREATE_FENCE(0xffffffffffffffff, 0xc0285700, 0x0)
r2 = openat$auto_tty_fops_tty_io(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ttyS0\x00', 0x48140, 0x0)
readv$auto(r2, &(0x7f00000000c0)={0x0, 0x5}, 0x3)
ioctl$auto_TIOCVHANGUP2(r2, 0x5437, 0x0)
openat$auto_proc_reg_file_ops_compat_inode(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/net/afs/addr_prefs\x00', 0x102, 0x0)

program did not crash
testing program (duration=1m1.936929145s, {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}}): prctl$auto-mmap$auto-socketpair$auto-recvmmsg$auto-sendmmsg$auto-socket$nl_generic-socket-sendto$auto-mmap$auto-ioctl$auto_CEC_G_MODE-select$auto-setreuid$auto-timerfd_create$auto-futimesat$auto-connect$auto-sendmmsg$auto-socket-set_mempolicy$auto-mmap$auto-io_uring_setup$auto-close_range$auto-ioctl$auto_SW_SYNC_IOC_CREATE_FENCE-openat$auto_tty_fops_tty_io-readv$auto-ioctl$auto_TIOCVHANGUP2-writev$auto
detailed listing:
executing program 0:
r0 = prctl$auto(0x3e, 0x1, 0x0, 0x1, 0x0)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, r0, 0x8000)
socketpair$auto(0x1, 0x2, 0x8000000000000000, 0x0)
recvmmsg$auto(0x3, 0x0, 0x10000, 0x0, 0x0)
sendmmsg$auto(0x3, 0x0, 0x9a6, 0x7000000)
socket$nl_generic(0x10, 0x3, 0x10)
socket(0x15, 0x1, 0xfffffffc)
sendto$auto(0x3, 0x0, 0x20012, 0xfffffffc, 0x0, 0x5)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
ioctl$auto_CEC_G_MODE(0xffffffffffffffff, 0x80046108, 0x0)
select$auto(0xe, 0x0, 0x0, 0x0, 0x0)
setreuid$auto(0x2, 0x87)
r1 = timerfd_create$auto(0x6, 0x0)
futimesat$auto(r1, 0x0, &(0x7f0000000100)={0x40, 0xffffffffffffffff})
connect$auto(0x3, 0x0, 0x54)
sendmmsg$auto(0x4, 0x0, 0x9a6, 0x6)
socket(0xa, 0x3, 0x2c)
set_mempolicy$auto(0x3, 0x0, 0x9)
mmap$auto(0x0, 0x3, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
io_uring_setup$auto(0x6, 0x0)
close_range$auto(0x2, 0x8, 0x0)
ioctl$auto_SW_SYNC_IOC_CREATE_FENCE(0xffffffffffffffff, 0xc0285700, 0x0)
r2 = openat$auto_tty_fops_tty_io(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ttyS0\x00', 0x48140, 0x0)
readv$auto(r2, &(0x7f00000000c0)={0x0, 0x5}, 0x3)
ioctl$auto_TIOCVHANGUP2(r2, 0x5437, 0x0)
writev$auto(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x6}, 0x3)

program did not crash
testing program (duration=1m1.936929145s, {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}}): prctl$auto-mmap$auto-socketpair$auto-recvmmsg$auto-sendmmsg$auto-socket$nl_generic-socket-sendto$auto-mmap$auto-ioctl$auto_CEC_G_MODE-select$auto-setreuid$auto-timerfd_create$auto-futimesat$auto-connect$auto-sendmmsg$auto-socket-set_mempolicy$auto-mmap$auto-io_uring_setup$auto-close_range$auto-ioctl$auto_SW_SYNC_IOC_CREATE_FENCE-openat$auto_tty_fops_tty_io-readv$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
detailed listing:
executing program 0:
r0 = prctl$auto(0x3e, 0x1, 0x0, 0x1, 0x0)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, r0, 0x8000)
socketpair$auto(0x1, 0x2, 0x8000000000000000, 0x0)
recvmmsg$auto(0x3, 0x0, 0x10000, 0x0, 0x0)
sendmmsg$auto(0x3, 0x0, 0x9a6, 0x7000000)
socket$nl_generic(0x10, 0x3, 0x10)
socket(0x15, 0x1, 0xfffffffc)
sendto$auto(0x3, 0x0, 0x20012, 0xfffffffc, 0x0, 0x5)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
ioctl$auto_CEC_G_MODE(0xffffffffffffffff, 0x80046108, 0x0)
select$auto(0xe, 0x0, 0x0, 0x0, 0x0)
setreuid$auto(0x2, 0x87)
r1 = timerfd_create$auto(0x6, 0x0)
futimesat$auto(r1, 0x0, &(0x7f0000000100)={0x40, 0xffffffffffffffff})
connect$auto(0x3, 0x0, 0x54)
sendmmsg$auto(0x4, 0x0, 0x9a6, 0x6)
socket(0xa, 0x3, 0x2c)
set_mempolicy$auto(0x3, 0x0, 0x9)
mmap$auto(0x0, 0x3, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
io_uring_setup$auto(0x6, 0x0)
close_range$auto(0x2, 0x8, 0x0)
ioctl$auto_SW_SYNC_IOC_CREATE_FENCE(0xffffffffffffffff, 0xc0285700, 0x0)
r2 = openat$auto_tty_fops_tty_io(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ttyS0\x00', 0x48140, 0x0)
readv$auto(r2, &(0x7f00000000c0)={0x0, 0x5}, 0x3)
r3 = openat$auto_proc_reg_file_ops_compat_inode(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/net/afs/addr_prefs\x00', 0x102, 0x0)
writev$auto(r3, &(0x7f0000000080)={0x0, 0x6}, 0x3)

program crashed: KASAN: slab-out-of-bounds Read in afs_proc_addr_prefs_write
testing program (duration=1m1.936929145s, {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}}): prctl$auto-mmap$auto-socketpair$auto-recvmmsg$auto-sendmmsg$auto-socket$nl_generic-socket-sendto$auto-mmap$auto-ioctl$auto_CEC_G_MODE-select$auto-setreuid$auto-timerfd_create$auto-futimesat$auto-connect$auto-sendmmsg$auto-socket-set_mempolicy$auto-mmap$auto-io_uring_setup$auto-close_range$auto-ioctl$auto_SW_SYNC_IOC_CREATE_FENCE-openat$auto_tty_fops_tty_io-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
detailed listing:
executing program 0:
r0 = prctl$auto(0x3e, 0x1, 0x0, 0x1, 0x0)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, r0, 0x8000)
socketpair$auto(0x1, 0x2, 0x8000000000000000, 0x0)
recvmmsg$auto(0x3, 0x0, 0x10000, 0x0, 0x0)
sendmmsg$auto(0x3, 0x0, 0x9a6, 0x7000000)
socket$nl_generic(0x10, 0x3, 0x10)
socket(0x15, 0x1, 0xfffffffc)
sendto$auto(0x3, 0x0, 0x20012, 0xfffffffc, 0x0, 0x5)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
ioctl$auto_CEC_G_MODE(0xffffffffffffffff, 0x80046108, 0x0)
select$auto(0xe, 0x0, 0x0, 0x0, 0x0)
setreuid$auto(0x2, 0x87)
r1 = timerfd_create$auto(0x6, 0x0)
futimesat$auto(r1, 0x0, &(0x7f0000000100)={0x40, 0xffffffffffffffff})
connect$auto(0x3, 0x0, 0x54)
sendmmsg$auto(0x4, 0x0, 0x9a6, 0x6)
socket(0xa, 0x3, 0x2c)
set_mempolicy$auto(0x3, 0x0, 0x9)
mmap$auto(0x0, 0x3, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
io_uring_setup$auto(0x6, 0x0)
close_range$auto(0x2, 0x8, 0x0)
ioctl$auto_SW_SYNC_IOC_CREATE_FENCE(0xffffffffffffffff, 0xc0285700, 0x0)
openat$auto_tty_fops_tty_io(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ttyS0\x00', 0x48140, 0x0)
r2 = openat$auto_proc_reg_file_ops_compat_inode(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/net/afs/addr_prefs\x00', 0x102, 0x0)
writev$auto(r2, &(0x7f0000000080)={0x0, 0x6}, 0x3)

program crashed: KASAN: slab-out-of-bounds Read in afs_proc_addr_prefs_write
testing program (duration=1m1.936929145s, {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}}): prctl$auto-mmap$auto-socketpair$auto-recvmmsg$auto-sendmmsg$auto-socket$nl_generic-socket-sendto$auto-mmap$auto-ioctl$auto_CEC_G_MODE-select$auto-setreuid$auto-timerfd_create$auto-futimesat$auto-connect$auto-sendmmsg$auto-socket-set_mempolicy$auto-mmap$auto-io_uring_setup$auto-close_range$auto-ioctl$auto_SW_SYNC_IOC_CREATE_FENCE-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
detailed listing:
executing program 0:
r0 = prctl$auto(0x3e, 0x1, 0x0, 0x1, 0x0)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, r0, 0x8000)
socketpair$auto(0x1, 0x2, 0x8000000000000000, 0x0)
recvmmsg$auto(0x3, 0x0, 0x10000, 0x0, 0x0)
sendmmsg$auto(0x3, 0x0, 0x9a6, 0x7000000)
socket$nl_generic(0x10, 0x3, 0x10)
socket(0x15, 0x1, 0xfffffffc)
sendto$auto(0x3, 0x0, 0x20012, 0xfffffffc, 0x0, 0x5)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
ioctl$auto_CEC_G_MODE(0xffffffffffffffff, 0x80046108, 0x0)
select$auto(0xe, 0x0, 0x0, 0x0, 0x0)
setreuid$auto(0x2, 0x87)
r1 = timerfd_create$auto(0x6, 0x0)
futimesat$auto(r1, 0x0, &(0x7f0000000100)={0x40, 0xffffffffffffffff})
connect$auto(0x3, 0x0, 0x54)
sendmmsg$auto(0x4, 0x0, 0x9a6, 0x6)
socket(0xa, 0x3, 0x2c)
set_mempolicy$auto(0x3, 0x0, 0x9)
mmap$auto(0x0, 0x3, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
io_uring_setup$auto(0x6, 0x0)
close_range$auto(0x2, 0x8, 0x0)
ioctl$auto_SW_SYNC_IOC_CREATE_FENCE(0xffffffffffffffff, 0xc0285700, 0x0)
r2 = openat$auto_proc_reg_file_ops_compat_inode(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/net/afs/addr_prefs\x00', 0x102, 0x0)
writev$auto(r2, &(0x7f0000000080)={0x0, 0x6}, 0x3)

program crashed: KASAN: slab-out-of-bounds Read in afs_proc_addr_prefs_write
testing program (duration=1m1.936929145s, {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}}): prctl$auto-mmap$auto-socketpair$auto-recvmmsg$auto-sendmmsg$auto-socket$nl_generic-socket-sendto$auto-mmap$auto-ioctl$auto_CEC_G_MODE-select$auto-setreuid$auto-timerfd_create$auto-futimesat$auto-connect$auto-sendmmsg$auto-socket-set_mempolicy$auto-mmap$auto-io_uring_setup$auto-close_range$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
detailed listing:
executing program 0:
r0 = prctl$auto(0x3e, 0x1, 0x0, 0x1, 0x0)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, r0, 0x8000)
socketpair$auto(0x1, 0x2, 0x8000000000000000, 0x0)
recvmmsg$auto(0x3, 0x0, 0x10000, 0x0, 0x0)
sendmmsg$auto(0x3, 0x0, 0x9a6, 0x7000000)
socket$nl_generic(0x10, 0x3, 0x10)
socket(0x15, 0x1, 0xfffffffc)
sendto$auto(0x3, 0x0, 0x20012, 0xfffffffc, 0x0, 0x5)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
ioctl$auto_CEC_G_MODE(0xffffffffffffffff, 0x80046108, 0x0)
select$auto(0xe, 0x0, 0x0, 0x0, 0x0)
setreuid$auto(0x2, 0x87)
r1 = timerfd_create$auto(0x6, 0x0)
futimesat$auto(r1, 0x0, &(0x7f0000000100)={0x40, 0xffffffffffffffff})
connect$auto(0x3, 0x0, 0x54)
sendmmsg$auto(0x4, 0x0, 0x9a6, 0x6)
socket(0xa, 0x3, 0x2c)
set_mempolicy$auto(0x3, 0x0, 0x9)
mmap$auto(0x0, 0x3, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
io_uring_setup$auto(0x6, 0x0)
close_range$auto(0x2, 0x8, 0x0)
r2 = openat$auto_proc_reg_file_ops_compat_inode(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/net/afs/addr_prefs\x00', 0x102, 0x0)
writev$auto(r2, &(0x7f0000000080)={0x0, 0x6}, 0x3)

program crashed: KASAN: slab-out-of-bounds Read in afs_proc_addr_prefs_write
testing program (duration=1m1.936929145s, {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}}): prctl$auto-mmap$auto-socketpair$auto-recvmmsg$auto-sendmmsg$auto-socket$nl_generic-socket-sendto$auto-mmap$auto-ioctl$auto_CEC_G_MODE-select$auto-setreuid$auto-timerfd_create$auto-futimesat$auto-connect$auto-sendmmsg$auto-socket-set_mempolicy$auto-mmap$auto-io_uring_setup$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
detailed listing:
executing program 0:
r0 = prctl$auto(0x3e, 0x1, 0x0, 0x1, 0x0)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, r0, 0x8000)
socketpair$auto(0x1, 0x2, 0x8000000000000000, 0x0)
recvmmsg$auto(0x3, 0x0, 0x10000, 0x0, 0x0)
sendmmsg$auto(0x3, 0x0, 0x9a6, 0x7000000)
socket$nl_generic(0x10, 0x3, 0x10)
socket(0x15, 0x1, 0xfffffffc)
sendto$auto(0x3, 0x0, 0x20012, 0xfffffffc, 0x0, 0x5)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
ioctl$auto_CEC_G_MODE(0xffffffffffffffff, 0x80046108, 0x0)
select$auto(0xe, 0x0, 0x0, 0x0, 0x0)
setreuid$auto(0x2, 0x87)
r1 = timerfd_create$auto(0x6, 0x0)
futimesat$auto(r1, 0x0, &(0x7f0000000100)={0x40, 0xffffffffffffffff})
connect$auto(0x3, 0x0, 0x54)
sendmmsg$auto(0x4, 0x0, 0x9a6, 0x6)
socket(0xa, 0x3, 0x2c)
set_mempolicy$auto(0x3, 0x0, 0x9)
mmap$auto(0x0, 0x3, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
io_uring_setup$auto(0x6, 0x0)
r2 = openat$auto_proc_reg_file_ops_compat_inode(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/net/afs/addr_prefs\x00', 0x102, 0x0)
writev$auto(r2, &(0x7f0000000080)={0x0, 0x6}, 0x3)

program crashed: KASAN: slab-out-of-bounds Read in afs_proc_addr_prefs_write
testing program (duration=1m1.936929145s, {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}}): prctl$auto-mmap$auto-socketpair$auto-recvmmsg$auto-sendmmsg$auto-socket$nl_generic-socket-sendto$auto-mmap$auto-ioctl$auto_CEC_G_MODE-select$auto-setreuid$auto-timerfd_create$auto-futimesat$auto-connect$auto-sendmmsg$auto-socket-set_mempolicy$auto-mmap$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
detailed listing:
executing program 0:
r0 = prctl$auto(0x3e, 0x1, 0x0, 0x1, 0x0)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, r0, 0x8000)
socketpair$auto(0x1, 0x2, 0x8000000000000000, 0x0)
recvmmsg$auto(0x3, 0x0, 0x10000, 0x0, 0x0)
sendmmsg$auto(0x3, 0x0, 0x9a6, 0x7000000)
socket$nl_generic(0x10, 0x3, 0x10)
socket(0x15, 0x1, 0xfffffffc)
sendto$auto(0x3, 0x0, 0x20012, 0xfffffffc, 0x0, 0x5)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
ioctl$auto_CEC_G_MODE(0xffffffffffffffff, 0x80046108, 0x0)
select$auto(0xe, 0x0, 0x0, 0x0, 0x0)
setreuid$auto(0x2, 0x87)
r1 = timerfd_create$auto(0x6, 0x0)
futimesat$auto(r1, 0x0, &(0x7f0000000100)={0x40, 0xffffffffffffffff})
connect$auto(0x3, 0x0, 0x54)
sendmmsg$auto(0x4, 0x0, 0x9a6, 0x6)
socket(0xa, 0x3, 0x2c)
set_mempolicy$auto(0x3, 0x0, 0x9)
mmap$auto(0x0, 0x3, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
r2 = openat$auto_proc_reg_file_ops_compat_inode(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/net/afs/addr_prefs\x00', 0x102, 0x0)
writev$auto(r2, &(0x7f0000000080)={0x0, 0x6}, 0x3)

program did not crash
testing program (duration=1m1.936929145s, {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}}): prctl$auto-mmap$auto-socketpair$auto-recvmmsg$auto-sendmmsg$auto-socket$nl_generic-socket-sendto$auto-mmap$auto-ioctl$auto_CEC_G_MODE-select$auto-setreuid$auto-timerfd_create$auto-futimesat$auto-connect$auto-sendmmsg$auto-socket-set_mempolicy$auto-io_uring_setup$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
detailed listing:
executing program 0:
r0 = prctl$auto(0x3e, 0x1, 0x0, 0x1, 0x0)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, r0, 0x8000)
socketpair$auto(0x1, 0x2, 0x8000000000000000, 0x0)
recvmmsg$auto(0x3, 0x0, 0x10000, 0x0, 0x0)
sendmmsg$auto(0x3, 0x0, 0x9a6, 0x7000000)
socket$nl_generic(0x10, 0x3, 0x10)
socket(0x15, 0x1, 0xfffffffc)
sendto$auto(0x3, 0x0, 0x20012, 0xfffffffc, 0x0, 0x5)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
ioctl$auto_CEC_G_MODE(0xffffffffffffffff, 0x80046108, 0x0)
select$auto(0xe, 0x0, 0x0, 0x0, 0x0)
setreuid$auto(0x2, 0x87)
r1 = timerfd_create$auto(0x6, 0x0)
futimesat$auto(r1, 0x0, &(0x7f0000000100)={0x40, 0xffffffffffffffff})
connect$auto(0x3, 0x0, 0x54)
sendmmsg$auto(0x4, 0x0, 0x9a6, 0x6)
socket(0xa, 0x3, 0x2c)
set_mempolicy$auto(0x3, 0x0, 0x9)
io_uring_setup$auto(0x6, 0x0)
r2 = openat$auto_proc_reg_file_ops_compat_inode(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/net/afs/addr_prefs\x00', 0x102, 0x0)
writev$auto(r2, &(0x7f0000000080)={0x0, 0x6}, 0x3)

program crashed: KASAN: slab-out-of-bounds Read in afs_proc_addr_prefs_write
testing program (duration=1m1.936929145s, {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}}): prctl$auto-mmap$auto-socketpair$auto-recvmmsg$auto-sendmmsg$auto-socket$nl_generic-socket-sendto$auto-mmap$auto-ioctl$auto_CEC_G_MODE-select$auto-setreuid$auto-timerfd_create$auto-futimesat$auto-connect$auto-sendmmsg$auto-socket-io_uring_setup$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
detailed listing:
executing program 0:
r0 = prctl$auto(0x3e, 0x1, 0x0, 0x1, 0x0)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, r0, 0x8000)
socketpair$auto(0x1, 0x2, 0x8000000000000000, 0x0)
recvmmsg$auto(0x3, 0x0, 0x10000, 0x0, 0x0)
sendmmsg$auto(0x3, 0x0, 0x9a6, 0x7000000)
socket$nl_generic(0x10, 0x3, 0x10)
socket(0x15, 0x1, 0xfffffffc)
sendto$auto(0x3, 0x0, 0x20012, 0xfffffffc, 0x0, 0x5)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
ioctl$auto_CEC_G_MODE(0xffffffffffffffff, 0x80046108, 0x0)
select$auto(0xe, 0x0, 0x0, 0x0, 0x0)
setreuid$auto(0x2, 0x87)
r1 = timerfd_create$auto(0x6, 0x0)
futimesat$auto(r1, 0x0, &(0x7f0000000100)={0x40, 0xffffffffffffffff})
connect$auto(0x3, 0x0, 0x54)
sendmmsg$auto(0x4, 0x0, 0x9a6, 0x6)
socket(0xa, 0x3, 0x2c)
io_uring_setup$auto(0x6, 0x0)
r2 = openat$auto_proc_reg_file_ops_compat_inode(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/net/afs/addr_prefs\x00', 0x102, 0x0)
writev$auto(r2, &(0x7f0000000080)={0x0, 0x6}, 0x3)

program crashed: KASAN: slab-out-of-bounds Read in afs_proc_addr_prefs_write
testing program (duration=1m1.936929145s, {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}}): prctl$auto-mmap$auto-socketpair$auto-recvmmsg$auto-sendmmsg$auto-socket$nl_generic-socket-sendto$auto-mmap$auto-ioctl$auto_CEC_G_MODE-select$auto-setreuid$auto-timerfd_create$auto-futimesat$auto-connect$auto-sendmmsg$auto-io_uring_setup$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
detailed listing:
executing program 0:
r0 = prctl$auto(0x3e, 0x1, 0x0, 0x1, 0x0)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, r0, 0x8000)
socketpair$auto(0x1, 0x2, 0x8000000000000000, 0x0)
recvmmsg$auto(0x3, 0x0, 0x10000, 0x0, 0x0)
sendmmsg$auto(0x3, 0x0, 0x9a6, 0x7000000)
socket$nl_generic(0x10, 0x3, 0x10)
socket(0x15, 0x1, 0xfffffffc)
sendto$auto(0x3, 0x0, 0x20012, 0xfffffffc, 0x0, 0x5)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
ioctl$auto_CEC_G_MODE(0xffffffffffffffff, 0x80046108, 0x0)
select$auto(0xe, 0x0, 0x0, 0x0, 0x0)
setreuid$auto(0x2, 0x87)
r1 = timerfd_create$auto(0x6, 0x0)
futimesat$auto(r1, 0x0, &(0x7f0000000100)={0x40, 0xffffffffffffffff})
connect$auto(0x3, 0x0, 0x54)
sendmmsg$auto(0x4, 0x0, 0x9a6, 0x6)
io_uring_setup$auto(0x6, 0x0)
r2 = openat$auto_proc_reg_file_ops_compat_inode(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/net/afs/addr_prefs\x00', 0x102, 0x0)
writev$auto(r2, &(0x7f0000000080)={0x0, 0x6}, 0x3)

program crashed: KASAN: slab-out-of-bounds Read in afs_proc_addr_prefs_write
testing program (duration=1m1.936929145s, {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}}): prctl$auto-mmap$auto-socketpair$auto-recvmmsg$auto-sendmmsg$auto-socket$nl_generic-socket-sendto$auto-mmap$auto-ioctl$auto_CEC_G_MODE-select$auto-setreuid$auto-timerfd_create$auto-futimesat$auto-connect$auto-io_uring_setup$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
detailed listing:
executing program 0:
r0 = prctl$auto(0x3e, 0x1, 0x0, 0x1, 0x0)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, r0, 0x8000)
socketpair$auto(0x1, 0x2, 0x8000000000000000, 0x0)
recvmmsg$auto(0x3, 0x0, 0x10000, 0x0, 0x0)
sendmmsg$auto(0x3, 0x0, 0x9a6, 0x7000000)
socket$nl_generic(0x10, 0x3, 0x10)
socket(0x15, 0x1, 0xfffffffc)
sendto$auto(0x3, 0x0, 0x20012, 0xfffffffc, 0x0, 0x5)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
ioctl$auto_CEC_G_MODE(0xffffffffffffffff, 0x80046108, 0x0)
select$auto(0xe, 0x0, 0x0, 0x0, 0x0)
setreuid$auto(0x2, 0x87)
r1 = timerfd_create$auto(0x6, 0x0)
futimesat$auto(r1, 0x0, &(0x7f0000000100)={0x40, 0xffffffffffffffff})
connect$auto(0x3, 0x0, 0x54)
io_uring_setup$auto(0x6, 0x0)
r2 = openat$auto_proc_reg_file_ops_compat_inode(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/net/afs/addr_prefs\x00', 0x102, 0x0)
writev$auto(r2, &(0x7f0000000080)={0x0, 0x6}, 0x3)

program crashed: KASAN: slab-out-of-bounds Read in afs_proc_addr_prefs_write
testing program (duration=1m1.936929145s, {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}}): prctl$auto-mmap$auto-socketpair$auto-recvmmsg$auto-sendmmsg$auto-socket$nl_generic-socket-sendto$auto-mmap$auto-ioctl$auto_CEC_G_MODE-select$auto-setreuid$auto-timerfd_create$auto-futimesat$auto-io_uring_setup$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
detailed listing:
executing program 0:
r0 = prctl$auto(0x3e, 0x1, 0x0, 0x1, 0x0)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, r0, 0x8000)
socketpair$auto(0x1, 0x2, 0x8000000000000000, 0x0)
recvmmsg$auto(0x3, 0x0, 0x10000, 0x0, 0x0)
sendmmsg$auto(0x3, 0x0, 0x9a6, 0x7000000)
socket$nl_generic(0x10, 0x3, 0x10)
socket(0x15, 0x1, 0xfffffffc)
sendto$auto(0x3, 0x0, 0x20012, 0xfffffffc, 0x0, 0x5)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
ioctl$auto_CEC_G_MODE(0xffffffffffffffff, 0x80046108, 0x0)
select$auto(0xe, 0x0, 0x0, 0x0, 0x0)
setreuid$auto(0x2, 0x87)
r1 = timerfd_create$auto(0x6, 0x0)
futimesat$auto(r1, 0x0, &(0x7f0000000100)={0x40, 0xffffffffffffffff})
io_uring_setup$auto(0x6, 0x0)
r2 = openat$auto_proc_reg_file_ops_compat_inode(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/net/afs/addr_prefs\x00', 0x102, 0x0)
writev$auto(r2, &(0x7f0000000080)={0x0, 0x6}, 0x3)

program did not crash
testing program (duration=1m1.936929145s, {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}}): prctl$auto-mmap$auto-socketpair$auto-recvmmsg$auto-sendmmsg$auto-socket$nl_generic-socket-sendto$auto-mmap$auto-ioctl$auto_CEC_G_MODE-select$auto-setreuid$auto-timerfd_create$auto-connect$auto-io_uring_setup$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
detailed listing:
executing program 0:
r0 = prctl$auto(0x3e, 0x1, 0x0, 0x1, 0x0)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, r0, 0x8000)
socketpair$auto(0x1, 0x2, 0x8000000000000000, 0x0)
recvmmsg$auto(0x3, 0x0, 0x10000, 0x0, 0x0)
sendmmsg$auto(0x3, 0x0, 0x9a6, 0x7000000)
socket$nl_generic(0x10, 0x3, 0x10)
socket(0x15, 0x1, 0xfffffffc)
sendto$auto(0x3, 0x0, 0x20012, 0xfffffffc, 0x0, 0x5)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
ioctl$auto_CEC_G_MODE(0xffffffffffffffff, 0x80046108, 0x0)
select$auto(0xe, 0x0, 0x0, 0x0, 0x0)
setreuid$auto(0x2, 0x87)
timerfd_create$auto(0x6, 0x0)
connect$auto(0x3, 0x0, 0x54)
io_uring_setup$auto(0x6, 0x0)
r1 = openat$auto_proc_reg_file_ops_compat_inode(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/net/afs/addr_prefs\x00', 0x102, 0x0)
writev$auto(r1, &(0x7f0000000080)={0x0, 0x6}, 0x3)

program crashed: lost connection to test machine
suppressed program crash: lost connection to test machine
testing program (duration=1m1.936929145s, {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}}): prctl$auto-mmap$auto-socketpair$auto-recvmmsg$auto-sendmmsg$auto-socket$nl_generic-socket-sendto$auto-mmap$auto-ioctl$auto_CEC_G_MODE-select$auto-setreuid$auto-futimesat$auto-connect$auto-io_uring_setup$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
detailed listing:
executing program 0:
r0 = prctl$auto(0x3e, 0x1, 0x0, 0x1, 0x0)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, r0, 0x8000)
socketpair$auto(0x1, 0x2, 0x8000000000000000, 0x0)
recvmmsg$auto(0x3, 0x0, 0x10000, 0x0, 0x0)
sendmmsg$auto(0x3, 0x0, 0x9a6, 0x7000000)
socket$nl_generic(0x10, 0x3, 0x10)
socket(0x15, 0x1, 0xfffffffc)
sendto$auto(0x3, 0x0, 0x20012, 0xfffffffc, 0x0, 0x5)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
ioctl$auto_CEC_G_MODE(0xffffffffffffffff, 0x80046108, 0x0)
select$auto(0xe, 0x0, 0x0, 0x0, 0x0)
setreuid$auto(0x2, 0x87)
futimesat$auto(0xffffffffffffffff, 0x0, &(0x7f0000000100)={0x40, 0xffffffffffffffff})
connect$auto(0x3, 0x0, 0x54)
io_uring_setup$auto(0x6, 0x0)
r1 = openat$auto_proc_reg_file_ops_compat_inode(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/net/afs/addr_prefs\x00', 0x102, 0x0)
writev$auto(r1, &(0x7f0000000080)={0x0, 0x6}, 0x3)

program crashed: KASAN: slab-out-of-bounds Read in afs_proc_addr_prefs_write
testing program (duration=1m1.936929145s, {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}}): prctl$auto-mmap$auto-socketpair$auto-recvmmsg$auto-sendmmsg$auto-socket$nl_generic-socket-sendto$auto-mmap$auto-ioctl$auto_CEC_G_MODE-select$auto-futimesat$auto-connect$auto-io_uring_setup$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
detailed listing:
executing program 0:
r0 = prctl$auto(0x3e, 0x1, 0x0, 0x1, 0x0)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, r0, 0x8000)
socketpair$auto(0x1, 0x2, 0x8000000000000000, 0x0)
recvmmsg$auto(0x3, 0x0, 0x10000, 0x0, 0x0)
sendmmsg$auto(0x3, 0x0, 0x9a6, 0x7000000)
socket$nl_generic(0x10, 0x3, 0x10)
socket(0x15, 0x1, 0xfffffffc)
sendto$auto(0x3, 0x0, 0x20012, 0xfffffffc, 0x0, 0x5)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
ioctl$auto_CEC_G_MODE(0xffffffffffffffff, 0x80046108, 0x0)
select$auto(0xe, 0x0, 0x0, 0x0, 0x0)
futimesat$auto(0xffffffffffffffff, 0x0, &(0x7f0000000100)={0x40, 0xffffffffffffffff})
connect$auto(0x3, 0x0, 0x54)
io_uring_setup$auto(0x6, 0x0)
r1 = openat$auto_proc_reg_file_ops_compat_inode(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/net/afs/addr_prefs\x00', 0x102, 0x0)
writev$auto(r1, &(0x7f0000000080)={0x0, 0x6}, 0x3)

program crashed: KASAN: slab-out-of-bounds Read in afs_proc_addr_prefs_write
testing program (duration=1m1.936929145s, {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}}): prctl$auto-mmap$auto-socketpair$auto-recvmmsg$auto-sendmmsg$auto-socket$nl_generic-socket-sendto$auto-mmap$auto-ioctl$auto_CEC_G_MODE-futimesat$auto-connect$auto-io_uring_setup$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
detailed listing:
executing program 0:
r0 = prctl$auto(0x3e, 0x1, 0x0, 0x1, 0x0)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, r0, 0x8000)
socketpair$auto(0x1, 0x2, 0x8000000000000000, 0x0)
recvmmsg$auto(0x3, 0x0, 0x10000, 0x0, 0x0)
sendmmsg$auto(0x3, 0x0, 0x9a6, 0x7000000)
socket$nl_generic(0x10, 0x3, 0x10)
socket(0x15, 0x1, 0xfffffffc)
sendto$auto(0x3, 0x0, 0x20012, 0xfffffffc, 0x0, 0x5)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
ioctl$auto_CEC_G_MODE(0xffffffffffffffff, 0x80046108, 0x0)
futimesat$auto(0xffffffffffffffff, 0x0, &(0x7f0000000100)={0x40, 0xffffffffffffffff})
connect$auto(0x3, 0x0, 0x54)
io_uring_setup$auto(0x6, 0x0)
r1 = openat$auto_proc_reg_file_ops_compat_inode(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/net/afs/addr_prefs\x00', 0x102, 0x0)
writev$auto(r1, &(0x7f0000000080)={0x0, 0x6}, 0x3)

program crashed: KASAN: slab-out-of-bounds Read in afs_proc_addr_prefs_write
testing program (duration=1m1.936929145s, {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}}): prctl$auto-mmap$auto-socketpair$auto-recvmmsg$auto-sendmmsg$auto-socket$nl_generic-socket-sendto$auto-mmap$auto-futimesat$auto-connect$auto-io_uring_setup$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
detailed listing:
executing program 0:
r0 = prctl$auto(0x3e, 0x1, 0x0, 0x1, 0x0)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, r0, 0x8000)
socketpair$auto(0x1, 0x2, 0x8000000000000000, 0x0)
recvmmsg$auto(0x3, 0x0, 0x10000, 0x0, 0x0)
sendmmsg$auto(0x3, 0x0, 0x9a6, 0x7000000)
socket$nl_generic(0x10, 0x3, 0x10)
socket(0x15, 0x1, 0xfffffffc)
sendto$auto(0x3, 0x0, 0x20012, 0xfffffffc, 0x0, 0x5)
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
futimesat$auto(0xffffffffffffffff, 0x0, &(0x7f0000000100)={0x40, 0xffffffffffffffff})
connect$auto(0x3, 0x0, 0x54)
io_uring_setup$auto(0x6, 0x0)
r1 = openat$auto_proc_reg_file_ops_compat_inode(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/net/afs/addr_prefs\x00', 0x102, 0x0)
writev$auto(r1, &(0x7f0000000080)={0x0, 0x6}, 0x3)

program crashed: KASAN: slab-out-of-bounds Read in afs_proc_addr_prefs_write
testing program (duration=1m1.936929145s, {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}}): prctl$auto-mmap$auto-socketpair$auto-recvmmsg$auto-sendmmsg$auto-socket$nl_generic-socket-sendto$auto-futimesat$auto-connect$auto-io_uring_setup$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
detailed listing:
executing program 0:
r0 = prctl$auto(0x3e, 0x1, 0x0, 0x1, 0x0)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, r0, 0x8000)
socketpair$auto(0x1, 0x2, 0x8000000000000000, 0x0)
recvmmsg$auto(0x3, 0x0, 0x10000, 0x0, 0x0)
sendmmsg$auto(0x3, 0x0, 0x9a6, 0x7000000)
socket$nl_generic(0x10, 0x3, 0x10)
socket(0x15, 0x1, 0xfffffffc)
sendto$auto(0x3, 0x0, 0x20012, 0xfffffffc, 0x0, 0x5)
futimesat$auto(0xffffffffffffffff, 0x0, &(0x7f0000000100)={0x40, 0xffffffffffffffff})
connect$auto(0x3, 0x0, 0x54)
io_uring_setup$auto(0x6, 0x0)
r1 = openat$auto_proc_reg_file_ops_compat_inode(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/net/afs/addr_prefs\x00', 0x102, 0x0)
writev$auto(r1, &(0x7f0000000080)={0x0, 0x6}, 0x3)

program crashed: KASAN: slab-out-of-bounds Read in afs_proc_addr_prefs_write
testing program (duration=1m1.936929145s, {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}}): prctl$auto-mmap$auto-socketpair$auto-recvmmsg$auto-sendmmsg$auto-socket$nl_generic-socket-futimesat$auto-connect$auto-io_uring_setup$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
detailed listing:
executing program 0:
r0 = prctl$auto(0x3e, 0x1, 0x0, 0x1, 0x0)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, r0, 0x8000)
socketpair$auto(0x1, 0x2, 0x8000000000000000, 0x0)
recvmmsg$auto(0x3, 0x0, 0x10000, 0x0, 0x0)
sendmmsg$auto(0x3, 0x0, 0x9a6, 0x7000000)
socket$nl_generic(0x10, 0x3, 0x10)
socket(0x15, 0x1, 0xfffffffc)
futimesat$auto(0xffffffffffffffff, 0x0, &(0x7f0000000100)={0x40, 0xffffffffffffffff})
connect$auto(0x3, 0x0, 0x54)
io_uring_setup$auto(0x6, 0x0)
r1 = openat$auto_proc_reg_file_ops_compat_inode(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/net/afs/addr_prefs\x00', 0x102, 0x0)
writev$auto(r1, &(0x7f0000000080)={0x0, 0x6}, 0x3)

program crashed: KASAN: slab-out-of-bounds Read in afs_proc_addr_prefs_write
testing program (duration=1m1.936929145s, {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}}): prctl$auto-mmap$auto-socketpair$auto-recvmmsg$auto-sendmmsg$auto-socket$nl_generic-futimesat$auto-connect$auto-io_uring_setup$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
detailed listing:
executing program 0:
r0 = prctl$auto(0x3e, 0x1, 0x0, 0x1, 0x0)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, r0, 0x8000)
socketpair$auto(0x1, 0x2, 0x8000000000000000, 0x0)
recvmmsg$auto(0x3, 0x0, 0x10000, 0x0, 0x0)
sendmmsg$auto(0x3, 0x0, 0x9a6, 0x7000000)
socket$nl_generic(0x10, 0x3, 0x10)
futimesat$auto(0xffffffffffffffff, 0x0, &(0x7f0000000100)={0x40, 0xffffffffffffffff})
connect$auto(0x3, 0x0, 0x54)
io_uring_setup$auto(0x6, 0x0)
r1 = openat$auto_proc_reg_file_ops_compat_inode(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/net/afs/addr_prefs\x00', 0x102, 0x0)
writev$auto(r1, &(0x7f0000000080)={0x0, 0x6}, 0x3)

program crashed: KASAN: slab-out-of-bounds Read in afs_proc_addr_prefs_write
testing program (duration=1m1.936929145s, {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}}): prctl$auto-mmap$auto-socketpair$auto-recvmmsg$auto-sendmmsg$auto-futimesat$auto-connect$auto-io_uring_setup$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
detailed listing:
executing program 0:
r0 = prctl$auto(0x3e, 0x1, 0x0, 0x1, 0x0)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, r0, 0x8000)
socketpair$auto(0x1, 0x2, 0x8000000000000000, 0x0)
recvmmsg$auto(0x3, 0x0, 0x10000, 0x0, 0x0)
sendmmsg$auto(0x3, 0x0, 0x9a6, 0x7000000)
futimesat$auto(0xffffffffffffffff, 0x0, &(0x7f0000000100)={0x40, 0xffffffffffffffff})
connect$auto(0x3, 0x0, 0x54)
io_uring_setup$auto(0x6, 0x0)
r1 = openat$auto_proc_reg_file_ops_compat_inode(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/net/afs/addr_prefs\x00', 0x102, 0x0)
writev$auto(r1, &(0x7f0000000080)={0x0, 0x6}, 0x3)

program crashed: KASAN: slab-out-of-bounds Read in afs_proc_addr_prefs_write
testing program (duration=1m1.936929145s, {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}}): prctl$auto-mmap$auto-socketpair$auto-recvmmsg$auto-futimesat$auto-connect$auto-io_uring_setup$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
detailed listing:
executing program 0:
r0 = prctl$auto(0x3e, 0x1, 0x0, 0x1, 0x0)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, r0, 0x8000)
socketpair$auto(0x1, 0x2, 0x8000000000000000, 0x0)
recvmmsg$auto(0x3, 0x0, 0x10000, 0x0, 0x0)
futimesat$auto(0xffffffffffffffff, 0x0, &(0x7f0000000100)={0x40, 0xffffffffffffffff})
connect$auto(0x3, 0x0, 0x54)
io_uring_setup$auto(0x6, 0x0)
r1 = openat$auto_proc_reg_file_ops_compat_inode(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/net/afs/addr_prefs\x00', 0x102, 0x0)
writev$auto(r1, &(0x7f0000000080)={0x0, 0x6}, 0x3)

program crashed: KASAN: slab-out-of-bounds Read in afs_proc_addr_prefs_write
testing program (duration=1m1.936929145s, {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}}): prctl$auto-mmap$auto-socketpair$auto-futimesat$auto-connect$auto-io_uring_setup$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
detailed listing:
executing program 0:
r0 = prctl$auto(0x3e, 0x1, 0x0, 0x1, 0x0)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, r0, 0x8000)
socketpair$auto(0x1, 0x2, 0x8000000000000000, 0x0)
futimesat$auto(0xffffffffffffffff, 0x0, &(0x7f0000000100)={0x40, 0xffffffffffffffff})
connect$auto(0x3, 0x0, 0x54)
io_uring_setup$auto(0x6, 0x0)
r1 = openat$auto_proc_reg_file_ops_compat_inode(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/net/afs/addr_prefs\x00', 0x102, 0x0)
writev$auto(r1, &(0x7f0000000080)={0x0, 0x6}, 0x3)

program crashed: KASAN: slab-out-of-bounds Read in afs_proc_addr_prefs_write
testing program (duration=1m1.936929145s, {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}}): prctl$auto-mmap$auto-futimesat$auto-connect$auto-io_uring_setup$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
detailed listing:
executing program 0:
r0 = prctl$auto(0x3e, 0x1, 0x0, 0x1, 0x0)
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, r0, 0x8000)
futimesat$auto(0xffffffffffffffff, 0x0, &(0x7f0000000100)={0x40, 0xffffffffffffffff})
connect$auto(0x3, 0x0, 0x54)
io_uring_setup$auto(0x6, 0x0)
r1 = openat$auto_proc_reg_file_ops_compat_inode(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/net/afs/addr_prefs\x00', 0x102, 0x0)
writev$auto(r1, &(0x7f0000000080)={0x0, 0x6}, 0x3)

program crashed: KASAN: slab-out-of-bounds Read in afs_proc_addr_prefs_write
testing program (duration=1m1.936929145s, {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}}): prctl$auto-futimesat$auto-connect$auto-io_uring_setup$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
detailed listing:
executing program 0:
prctl$auto(0x3e, 0x1, 0x0, 0x1, 0x0)
futimesat$auto(0xffffffffffffffff, 0x0, &(0x7f0000000100)={0x40, 0xffffffffffffffff})
connect$auto(0x3, 0x0, 0x54)
io_uring_setup$auto(0x6, 0x0)
r0 = openat$auto_proc_reg_file_ops_compat_inode(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/net/afs/addr_prefs\x00', 0x102, 0x0)
writev$auto(r0, &(0x7f0000000080)={0x0, 0x6}, 0x3)

program did not crash
testing program (duration=1m1.936929145s, {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}}): mmap$auto-futimesat$auto-connect$auto-io_uring_setup$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
detailed listing:
executing program 0:
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, 0xffffffffffffffff, 0x8000)
futimesat$auto(0xffffffffffffffff, 0x0, &(0x7f0000000100)={0x40, 0xffffffffffffffff})
connect$auto(0x3, 0x0, 0x54)
io_uring_setup$auto(0x6, 0x0)
r0 = openat$auto_proc_reg_file_ops_compat_inode(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/net/afs/addr_prefs\x00', 0x102, 0x0)
writev$auto(r0, &(0x7f0000000080)={0x0, 0x6}, 0x3)

program crashed: KASAN: slab-out-of-bounds Read in afs_proc_addr_prefs_write
testing program (duration=1m1.936929145s, {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}}): mmap$auto-futimesat$auto-connect$auto-io_uring_setup$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
detailed listing:
executing program 0:
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, 0xffffffffffffffff, 0x8000)
futimesat$auto(0xffffffffffffffff, 0x0, 0x0)
connect$auto(0x3, 0x0, 0x54)
io_uring_setup$auto(0x6, 0x0)
r0 = openat$auto_proc_reg_file_ops_compat_inode(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/net/afs/addr_prefs\x00', 0x102, 0x0)
writev$auto(r0, &(0x7f0000000080)={0x0, 0x6}, 0x3)

program crashed: KASAN: slab-out-of-bounds Read in afs_proc_addr_prefs_write
testing program (duration=1m1.936929145s, {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}}): mmap$auto-futimesat$auto-connect$auto-io_uring_setup$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
detailed listing:
executing program 0:
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, 0xffffffffffffffff, 0x8000)
futimesat$auto(0xffffffffffffffff, 0x0, 0x0)
connect$auto(0x3, 0x0, 0x54)
io_uring_setup$auto(0x6, 0x0)
r0 = openat$auto_proc_reg_file_ops_compat_inode(0xffffffffffffff9c, 0x0, 0x102, 0x0)
writev$auto(r0, &(0x7f0000000080)={0x0, 0x6}, 0x3)

program did not crash
testing program (duration=1m1.936929145s, {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}}): mmap$auto-futimesat$auto-connect$auto-io_uring_setup$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
detailed listing:
executing program 0:
mmap$auto(0x0, 0xe983, 0xdf, 0xeb1, 0xffffffffffffffff, 0x8000)
futimesat$auto(0xffffffffffffffff, 0x0, 0x0)
connect$auto(0x3, 0x0, 0x54)
io_uring_setup$auto(0x6, 0x0)
r0 = openat$auto_proc_reg_file_ops_compat_inode(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/net/afs/addr_prefs\x00', 0x102, 0x0)
writev$auto(r0, 0x0, 0x3)

program did not crash
extracting C reproducer
testing compiled C program (duration=1m1.936929145s, {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}}): mmap$auto-futimesat$auto-connect$auto-io_uring_setup$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
program crashed: KASAN: slab-out-of-bounds Read in afs_proc_addr_prefs_write
simplifying C reproducer
testing compiled C program (duration=1m1.936929145s, {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}}): mmap$auto-futimesat$auto-connect$auto-io_uring_setup$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
program crashed: KASAN: slab-out-of-bounds Read in afs_proc_addr_prefs_write
testing compiled C program (duration=1m1.936929145s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-futimesat$auto-connect$auto-io_uring_setup$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
program crashed: KASAN: slab-out-of-bounds Read in afs_proc_addr_prefs_write
testing compiled C program (duration=1m1.936929145s, {Threaded:false Repeat:true 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}}): mmap$auto-futimesat$auto-connect$auto-io_uring_setup$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
program crashed: KASAN: slab-out-of-bounds Read in afs_proc_addr_prefs_write
testing compiled C program (duration=1m1.936929145s, {Threaded:false Repeat:true 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}}): mmap$auto-futimesat$auto-connect$auto-io_uring_setup$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
program crashed: KASAN: slab-out-of-bounds Read in afs_proc_addr_prefs_write
testing compiled C program (duration=1m1.936929145s, {Threaded:false Repeat:true 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}}): mmap$auto-futimesat$auto-connect$auto-io_uring_setup$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
program crashed: KASAN: slab-out-of-bounds Read in afs_proc_addr_prefs_write
testing compiled C program (duration=1m1.936929145s, {Threaded:false Repeat:true 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}}): mmap$auto-futimesat$auto-connect$auto-io_uring_setup$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
program crashed: KASAN: slab-out-of-bounds Read in afs_proc_addr_prefs_write
testing compiled C program (duration=1m1.936929145s, {Threaded:false Repeat:true 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}}): mmap$auto-futimesat$auto-connect$auto-io_uring_setup$auto-openat$auto_proc_reg_file_ops_compat_inode-writev$auto
program crashed: KASAN: slab-out-of-bounds Read in afs_proc_addr_prefs_write
reproducing took 1h6m35.013402979s
repro crashed as (corrupted=false):
==================================================================
BUG: KASAN: slab-out-of-bounds in afs_split_string fs/afs/addr_prefs.c:51 [inline]
BUG: KASAN: slab-out-of-bounds in afs_proc_addr_prefs_write+0x13a9/0x15f0 fs/afs/addr_prefs.c:415
Read of size 1 at addr ffff8880216980a7 by task syz-executor640/5835

CPU: 0 UID: 0 PID: 5835 Comm: syz-executor640 Not tainted 6.15.0-rc3-syzkaller-00076-ge72e9e693307 #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120
 print_address_description mm/kasan/report.c:408 [inline]
 print_report+0xc3/0x670 mm/kasan/report.c:521
 kasan_report+0xe0/0x110 mm/kasan/report.c:634
 afs_split_string fs/afs/addr_prefs.c:51 [inline]
 afs_proc_addr_prefs_write+0x13a9/0x15f0 fs/afs/addr_prefs.c:415
 proc_simple_write+0x114/0x1b0 fs/proc/generic.c:825
 pde_write fs/proc/inode.c:330 [inline]
 proc_reg_write+0x23d/0x330 fs/proc/inode.c:342
 do_loop_readv_writev fs/read_write.c:848 [inline]
 do_loop_readv_writev fs/read_write.c:833 [inline]
 vfs_writev+0x6c4/0xdc0 fs/read_write.c:1057
 do_writev+0x132/0x330 fs/read_write.c:1101
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xcd/0x230 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa1d3455ab9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 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:00007ffe99ae6f98 EFLAGS: 00000246 ORIG_RAX: 0000000000000014
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa1d3455ab9
RDX: 0000000000000003 RSI: 0000200000000080 RDI: 0000000000000004
RBP: 00007fa1d34c85f0 R08: 0000000000008000 R09: 0000000000000006
R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000001
R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
 </TASK>

Allocated by task 5835:
 kasan_save_stack+0x33/0x60 mm/kasan/common.c:47
 kasan_save_track+0x14/0x30 mm/kasan/common.c:68
 poison_kmalloc_redzone mm/kasan/common.c:377 [inline]
 __kasan_kmalloc+0xaa/0xb0 mm/kasan/common.c:394
 kasan_kmalloc include/linux/kasan.h:260 [inline]
 __do_kmalloc_node mm/slub.c:4341 [inline]
 __kmalloc_node_track_caller_noprof+0x221/0x510 mm/slub.c:4360
 memdup_user_nul+0x2b/0x120 mm/util.c:302
 proc_simple_write+0xc7/0x1b0 fs/proc/generic.c:822
 pde_write fs/proc/inode.c:330 [inline]
 proc_reg_write+0x23d/0x330 fs/proc/inode.c:342
 do_loop_readv_writev fs/read_write.c:848 [inline]
 do_loop_readv_writev fs/read_write.c:833 [inline]
 vfs_writev+0x6c4/0xdc0 fs/read_write.c:1057
 do_writev+0x132/0x330 fs/read_write.c:1101
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xcd/0x230 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

The buggy address belongs to the object at ffff8880216980a0
 which belongs to the cache kmalloc-8 of size 8
The buggy address is located 0 bytes to the right of
 allocated 7-byte region [ffff8880216980a0, ffff8880216980a7)

The buggy address belongs to the physical page:
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x21698
anon flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
page_type: f5(slab)
raw: 00fff00000000000 ffff88801b441500 0000000000000000 dead000000000001
raw: 0000000000000000 0000000080800080 00000000f5000000 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x52cc0(GFP_KERNEL|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP), pid 1, tgid 1 (swapper/0), ts 3815229033, free_ts 0
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x181/0x1b0 mm/page_alloc.c:1718
 prep_new_page mm/page_alloc.c:1726 [inline]
 get_page_from_freelist+0x135c/0x3920 mm/page_alloc.c:3688
 __alloc_frozen_pages_noprof+0x263/0x23a0 mm/page_alloc.c:4970
 alloc_pages_mpol+0x1fb/0x550 mm/mempolicy.c:2301
 alloc_slab_page mm/slub.c:2468 [inline]
 allocate_slab mm/slub.c:2632 [inline]
 new_slab+0x244/0x340 mm/slub.c:2686
 ___slab_alloc+0xd9c/0x1940 mm/slub.c:3872
 __slab_alloc.constprop.0+0x56/0xb0 mm/slub.c:3962
 __slab_alloc_node mm/slub.c:4037 [inline]
 slab_alloc_node mm/slub.c:4198 [inline]
 __do_kmalloc_node mm/slub.c:4340 [inline]
 __kmalloc_noprof+0x2f2/0x510 mm/slub.c:4353
 kmalloc_noprof include/linux/slab.h:909 [inline]
 kzalloc_noprof include/linux/slab.h:1039 [inline]
 acpi_ns_internalize_name+0x144/0x220 drivers/acpi/acpica/nsutils.c:331
 acpi_ns_get_node_unlocked+0x163/0x310 drivers/acpi/acpica/nsutils.c:666
 acpi_ns_get_node+0x4c/0x70 drivers/acpi/acpica/nsutils.c:726
 acpi_ns_evaluate+0x6ef/0xca0 drivers/acpi/acpica/nseval.c:62
 acpi_ut_evaluate_object+0xda/0x4a0 drivers/acpi/acpica/uteval.c:60
 acpi_rs_get_method_data+0x84/0xf0 drivers/acpi/acpica/rsutils.c:650
 acpi_walk_resources+0x15b/0x1e0 drivers/acpi/acpica/rsxface.c:616
 try_get_root_bridge_busnr drivers/acpi/pci_root.c:109 [inline]
 acpi_pci_root_add+0x1e5/0xa80 drivers/acpi/pci_root.c:666
page_owner free stack trace missing

Memory state around the buggy address:
 ffff888021697f80: 00 00 00 00 00 00 fc fc fc fc fc fc fc fc fc fc
 ffff888021698000: fa fc fc fc fa fc fc fc fa fc fc fc 00 fc fc fc
>ffff888021698080: fa fc fc fc 07 fc fc fc fa fc fc fc fa fc fc fc
                               ^
 ffff888021698100: fa fc fc fc fa fc fc fc fa fc fc fc fa fc fc fc
 ffff888021698180: fa fc fc fc fa fc fc fc fa fc fc fc fa fc fc fc
==================================================================

final repro crashed as (corrupted=false):
==================================================================
BUG: KASAN: slab-out-of-bounds in afs_split_string fs/afs/addr_prefs.c:51 [inline]
BUG: KASAN: slab-out-of-bounds in afs_proc_addr_prefs_write+0x13a9/0x15f0 fs/afs/addr_prefs.c:415
Read of size 1 at addr ffff8880216980a7 by task syz-executor640/5835

CPU: 0 UID: 0 PID: 5835 Comm: syz-executor640 Not tainted 6.15.0-rc3-syzkaller-00076-ge72e9e693307 #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120
 print_address_description mm/kasan/report.c:408 [inline]
 print_report+0xc3/0x670 mm/kasan/report.c:521
 kasan_report+0xe0/0x110 mm/kasan/report.c:634
 afs_split_string fs/afs/addr_prefs.c:51 [inline]
 afs_proc_addr_prefs_write+0x13a9/0x15f0 fs/afs/addr_prefs.c:415
 proc_simple_write+0x114/0x1b0 fs/proc/generic.c:825
 pde_write fs/proc/inode.c:330 [inline]
 proc_reg_write+0x23d/0x330 fs/proc/inode.c:342
 do_loop_readv_writev fs/read_write.c:848 [inline]
 do_loop_readv_writev fs/read_write.c:833 [inline]
 vfs_writev+0x6c4/0xdc0 fs/read_write.c:1057
 do_writev+0x132/0x330 fs/read_write.c:1101
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xcd/0x230 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa1d3455ab9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 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:00007ffe99ae6f98 EFLAGS: 00000246 ORIG_RAX: 0000000000000014
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa1d3455ab9
RDX: 0000000000000003 RSI: 0000200000000080 RDI: 0000000000000004
RBP: 00007fa1d34c85f0 R08: 0000000000008000 R09: 0000000000000006
R10: 0000000000008000 R11: 0000000000000246 R12: 0000000000000001
R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
 </TASK>

Allocated by task 5835:
 kasan_save_stack+0x33/0x60 mm/kasan/common.c:47
 kasan_save_track+0x14/0x30 mm/kasan/common.c:68
 poison_kmalloc_redzone mm/kasan/common.c:377 [inline]
 __kasan_kmalloc+0xaa/0xb0 mm/kasan/common.c:394
 kasan_kmalloc include/linux/kasan.h:260 [inline]
 __do_kmalloc_node mm/slub.c:4341 [inline]
 __kmalloc_node_track_caller_noprof+0x221/0x510 mm/slub.c:4360
 memdup_user_nul+0x2b/0x120 mm/util.c:302
 proc_simple_write+0xc7/0x1b0 fs/proc/generic.c:822
 pde_write fs/proc/inode.c:330 [inline]
 proc_reg_write+0x23d/0x330 fs/proc/inode.c:342
 do_loop_readv_writev fs/read_write.c:848 [inline]
 do_loop_readv_writev fs/read_write.c:833 [inline]
 vfs_writev+0x6c4/0xdc0 fs/read_write.c:1057
 do_writev+0x132/0x330 fs/read_write.c:1101
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xcd/0x230 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

The buggy address belongs to the object at ffff8880216980a0
 which belongs to the cache kmalloc-8 of size 8
The buggy address is located 0 bytes to the right of
 allocated 7-byte region [ffff8880216980a0, ffff8880216980a7)

The buggy address belongs to the physical page:
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x21698
anon flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
page_type: f5(slab)
raw: 00fff00000000000 ffff88801b441500 0000000000000000 dead000000000001
raw: 0000000000000000 0000000080800080 00000000f5000000 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x52cc0(GFP_KERNEL|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP), pid 1, tgid 1 (swapper/0), ts 3815229033, free_ts 0
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x181/0x1b0 mm/page_alloc.c:1718
 prep_new_page mm/page_alloc.c:1726 [inline]
 get_page_from_freelist+0x135c/0x3920 mm/page_alloc.c:3688
 __alloc_frozen_pages_noprof+0x263/0x23a0 mm/page_alloc.c:4970
 alloc_pages_mpol+0x1fb/0x550 mm/mempolicy.c:2301
 alloc_slab_page mm/slub.c:2468 [inline]
 allocate_slab mm/slub.c:2632 [inline]
 new_slab+0x244/0x340 mm/slub.c:2686
 ___slab_alloc+0xd9c/0x1940 mm/slub.c:3872
 __slab_alloc.constprop.0+0x56/0xb0 mm/slub.c:3962
 __slab_alloc_node mm/slub.c:4037 [inline]
 slab_alloc_node mm/slub.c:4198 [inline]
 __do_kmalloc_node mm/slub.c:4340 [inline]
 __kmalloc_noprof+0x2f2/0x510 mm/slub.c:4353
 kmalloc_noprof include/linux/slab.h:909 [inline]
 kzalloc_noprof include/linux/slab.h:1039 [inline]
 acpi_ns_internalize_name+0x144/0x220 drivers/acpi/acpica/nsutils.c:331
 acpi_ns_get_node_unlocked+0x163/0x310 drivers/acpi/acpica/nsutils.c:666
 acpi_ns_get_node+0x4c/0x70 drivers/acpi/acpica/nsutils.c:726
 acpi_ns_evaluate+0x6ef/0xca0 drivers/acpi/acpica/nseval.c:62
 acpi_ut_evaluate_object+0xda/0x4a0 drivers/acpi/acpica/uteval.c:60
 acpi_rs_get_method_data+0x84/0xf0 drivers/acpi/acpica/rsutils.c:650
 acpi_walk_resources+0x15b/0x1e0 drivers/acpi/acpica/rsxface.c:616
 try_get_root_bridge_busnr drivers/acpi/pci_root.c:109 [inline]
 acpi_pci_root_add+0x1e5/0xa80 drivers/acpi/pci_root.c:666
page_owner free stack trace missing

Memory state around the buggy address:
 ffff888021697f80: 00 00 00 00 00 00 fc fc fc fc fc fc fc fc fc fc
 ffff888021698000: fa fc fc fc fa fc fc fc fa fc fc fc 00 fc fc fc
>ffff888021698080: fa fc fc fc 07 fc fc fc fa fc fc fc fa fc fc fc
                               ^
 ffff888021698100: fa fc fc fc fa fc fc fc fa fc fc fc fa fc fc fc
 ffff888021698180: fa fc fc fc fa fc fc fc fa fc fc fc fa fc fc fc
==================================================================