Extracting prog: 11m8.823491647s
Minimizing prog: 8m10.656263048s
Simplifying prog options: 0s
Extracting C: 54.899208168s
Simplifying C: 31m28.767833558s


extracting reproducer from 39 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}}): mmap$auto-openat$auto_force_devcoredump_fops_hci_vhci-write$auto
detailed listing:
executing program 0:
mmap$auto(0x0, 0x20009, 0x4000000000df, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_force_devcoredump_fops_hci_vhci(0xffffffffffffff9c, &(0x7f0000000c40)='/sys/kernel/debug/bluetooth/hci0/force_devcoredump\x00', 0x2, 0x0)
write$auto(r0, 0x0, 0xe)

program did not crash
single: failed to extract reproducer
bisect: bisecting 39 programs with base timeout 30s
testing program (duration=39s, {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}}): [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3]
detailed listing:
executing program 3:
openat$auto_tty_fops_tty_io(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptydc\x00', 0x80502, 0x0)
ioctl$auto(0x3, 0x5420, 0x38)
executing program 3:
openat$auto_rtc_dev_fops_dev(0xffffffffffffff9c, &(0x7f0000000080), 0x40000, 0x0)
fcntl$auto(0x3, 0x4, 0xa553)
executing program 3:
openat$auto_tap_fops_tap(0xffffffffffffff9c, &(0x7f0000000000), 0x2001, 0x0)
write$auto(0x3, 0x0, 0x9)
executing program 3:
r0 = openat$auto_tty_fops_tty_io(0xffffffffffffff9c, &(0x7f0000000840)='/dev/ttyS1\x00', 0x20000, 0x0)
read$auto_tty_fops_tty_io(r0, 0x0, 0x0)
executing program 3:
tkill$auto(0x1, 0x7)
keyctl$auto_KEYCTL_SESSION_TO_PARENT(0x12, 0x0, 0x0, 0x0, 0x48eafc79)
executing program 3:
r0 = openat$auto_kvm_chardev_ops_kvm_main(0xffffffffffffff9c, &(0x7f0000000000), 0x101000, 0x0)
ioctl$auto_KVM_GET_MSRS(r0, 0xc008ae88, &(0x7f0000000040)={0x2, 0x0, [{0x484, 0x400, 0x9}]})
executing program 32:
r0 = openat$auto_kvm_chardev_ops_kvm_main(0xffffffffffffff9c, &(0x7f0000000000), 0x101000, 0x0)
ioctl$auto_KVM_GET_MSRS(r0, 0xc008ae88, &(0x7f0000000040)={0x2, 0x0, [{0x484, 0x400, 0x9}]})
executing program 0:
r0 = openat$auto_fb_fops_fb_chrdev(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/fb0\x00', 0x0, 0x0)
ioctl$auto_FBIO_CURSOR(r0, 0xc0684608, 0x0)
executing program 0:
mmap$auto(0x0, 0x7f, 0xdf, 0x9b72, 0x2, 0x8000)
socketpair$auto(0x1d, 0x2, 0x2, 0x0)
executing program 0:
r0 = openat$auto_tty_fops_tty_io(0xffffffffffffff9c, &(0x7f0000000540)='/dev/tty45\x00', 0x201, 0x0)
ioctl$auto_TIOCSTI2(r0, 0x5412, &(0x7f0000000840)="13915fb9")
executing program 0:
r0 = socket(0xa, 0x3, 0x3a)
getsockopt$auto(r0, 0x3a, 0x38, 0x0, 0x0)
executing program 0:
openat$auto_def_blk_fops_fs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ram7\x00', 0x14f602, 0x0)
lseek$auto(0x3, 0x7ffffffffffffffd, 0x2)
executing program 0:
r0 = openat$auto_ptdump_fops_(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0)
read$auto_ptdump_fops_(r0, &(0x7f0000000100)=""/201, 0xc9)
executing program 33:
r0 = openat$auto_ptdump_fops_(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0)
read$auto_ptdump_fops_(r0, &(0x7f0000000100)=""/201, 0xc9)
executing program 1:
close_range$auto(0x2, 0x8, 0x0)
io_uring_setup$auto(0x59, &(0x7f0000000080)={0x7fffffff, 0x1d, 0x3000, 0x6, 0x7, 0x400a, 0xffffffffffffffff, [], {0x6, 0x6, 0x8c48, 0x29b, 0x3, 0x7f, 0x0, 0x6}, {0x100, 0x1, 0x52, 0x85, 0x2, 0x1a7b870a, 0x76c5, 0x8, 0x100000000}})
io_uring_register$auto(0x2, 0x9, 0x0, 0x0)
executing program 1:
mmap$auto(0x0, 0x6, 0x6, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_kernfs_file_fops_kernfs_internal(0xffffffffffffff9c, &(0x7f0000000080)='/sys/devices/virtual/net/rose0/statistics/tx_heartbeat_errors\x00', 0x0, 0x0)
read$auto(r0, 0x0, 0x20)
executing program 1:
r0 = syz_genetlink_get_family_id$auto_nl802154(&(0x7f00000002c0), 0xffffffffffffffff)
r1 = socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$auto_NL802154_CMD_SET_CCA_MODE(r1, &(0x7f0000000dc0)={0x0, 0x0, &(0x7f0000000d80)={&(0x7f0000000000)={0x28, r0, 0x101, 0x70bd2b, 0x25dfdbfd, {}, [@NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x4}]}, 0x28}, 0x1, 0x0, 0x0, 0x60040440}, 0x800)
executing program 1:
openat$auto_def_blk_fops_fs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ram7\x00', 0x14f602, 0x0)
r0 = openat$auto_fuse_dev_operations_fuse_i(0xffffffffffffff9c, &(0x7f0000000400)='/dev/cuse\x00', 0x1c1041, 0x0)
sendfile$auto(r0, 0x3, 0x0, 0x7ffff000)
executing program 1:
mmap$auto(0x0, 0x20009, 0x4000000000df, 0xeb1, 0x401, 0x8000)
prctl$auto(0x1000000003b, 0x1, 0x4, 0x5, 0x7)
rt_sigqueueinfo$auto(0x1, 0x7, &(0x7f0000000040)={@siginfo_0_0={0x0, 0x5, 0xfffffffb, @_sigpoll={0x52, 0x7}}})
executing program 1:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$auto_nfsd(&(0x7f0000000400), r0)
sendmsg$auto_NFSD_CMD_VERSION_SET(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000480)={&(0x7f0000000100)={0x24, r1, 0x1, 0x70bd25, 0x25dfdbfb, {}, [@NFSD_A_SERVER_PROTO_VERSION={0x10, 0x1, 0x0, 0x1, [@NFSD_A_VERSION_MAJOR={0x8, 0x1, 0x2}, @NFSD_A_VERSION_ENABLED={0x4}]}]}, 0x24}, 0x1, 0x0, 0x0, 0x24000001}, 0xc010)
executing program 34:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$auto_nfsd(&(0x7f0000000400), r0)
sendmsg$auto_NFSD_CMD_VERSION_SET(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000480)={&(0x7f0000000100)={0x24, r1, 0x1, 0x70bd25, 0x25dfdbfb, {}, [@NFSD_A_SERVER_PROTO_VERSION={0x10, 0x1, 0x0, 0x1, [@NFSD_A_VERSION_MAJOR={0x8, 0x1, 0x2}, @NFSD_A_VERSION_ENABLED={0x4}]}]}, 0x24}, 0x1, 0x0, 0x0, 0x24000001}, 0xc010)
executing program 4:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$auto_nfsd(&(0x7f0000002f00), 0xffffffffffffffff)
sendmsg$auto_NFSD_CMD_LISTENER_SET(r0, &(0x7f0000005380)={0x0, 0x0, &(0x7f0000005340)={&(0x7f0000000080)={0x1c, r1, 0x1, 0x870bd2b, 0x25dfdbfc, {}, [@NFSD_A_SERVER_SOCK_ADDR={0x8, 0x1, 0x0, 0x1, [@NFSD_A_SOCK_ADDR={0x4}]}]}, 0x1c}, 0x1, 0x0, 0x0, 0xc000}, 0x20000000)
executing program 2:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$auto_nbd(&(0x7f0000001d00), 0xffffffffffffffff)
sendmsg$auto_NBD_CMD_CONNECT(r0, &(0x7f0000001e00)={0x0, 0x0, &(0x7f0000001dc0)={&(0x7f0000004140)={0x24, r1, 0x1, 0x703d25, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}, 0x1, 0x0, 0x0, 0x4}, 0x8880)
executing program 2:
mmap$auto(0x0, 0x2020009, 0x3, 0xeb1, 0xfffffffffffffffa, 0x8000)
r0 = openat$auto_posix_clock_file_operations_posix_clock(0xffffffffffffff9c, &(0x7f0000000000), 0xc0402, 0x0)
ioctl$auto_posix_clock_file_operations_posix_clock(r0, 0x40603d10, 0x0)
executing program 4:
mkdir$auto(&(0x7f0000000100)='}[,&*}\x00', 0x8001)
mount$auto(0x0, &(0x7f0000000100)='}[,&*}\x00', &(0x7f0000000140)='nfsd\x00', 0x10001, 0x0)
rename$auto(&(0x7f0000000080)='}[,&*}\x00', &(0x7f0000000140)='g\xb8\x00\x80\xe0\x1d')
executing program 5:
socket(0x2, 0x80002, 0x73)
mmap$auto(0x0, 0x20009, 0xdf, 0xeb1, 0x401, 0x8000)
ioctl$auto(0x3, 0x800005411, 0x38)
executing program 2:
socket$nl_generic(0x10, 0x3, 0x10)
mmap$auto(0x0, 0x8, 0xdf, 0x9b72, 0x2, 0x8000)
getsockopt$auto(0x3, 0x200000000001, 0x26, 0x0, 0x0)
executing program 4:
mmap$auto(0x0, 0x4020009, 0xdf, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_sg_fops_sg(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sg0\x00', 0x82802, 0x0)
ioctl$auto(r0, 0x2275, 0x38)
executing program 5:
r0 = openat$auto_mousedev_fops_mousedev(0xffffffffffffff9c, &(0x7f0000000040)='/dev/psaux\x00', 0x2, 0x0)
fcntl$auto(0x3, 0x4, 0xa553)
write$auto_mousedev_fops_mousedev(r0, 0x0, 0x0)
executing program 2:
openat$auto_nvram_misc_fops_nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x22641, 0x0)
lseek$auto(0x3, 0x2, 0x4)
writev$auto(0x3, &(0x7f0000000100)={0x0, 0x7111}, 0x8)
executing program 5:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$auto_ovs_packet(&(0x7f0000001940), 0xffffffffffffffff)
sendmsg$auto_OVS_PACKET_CMD_EXECUTE(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000005c0)={0x38, r1, 0x1b, 0x70bd26, 0x25dfdbfd, {}, [@OVS_PACKET_ATTR_PROBE={0x4}, @OVS_PACKET_ATTR_ACTIONS={0x8, 0x3, 0x0, 0x1, [@nested={0x4, 0x6}]}, @OVS_PACKET_ATTR_PACKET={0x12, 0x1, "898771f1c19f1779048590828847"}, @OVS_PACKET_ATTR_KEY={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x4004040}, 0xc800)
executing program 2:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$auto_ethtool(&(0x7f00000005c0), r0)
sendmsg$auto_ETHTOOL_MSG_STRSET_GET(r0, &(0x7f00000006c0)={0x0, 0x0, &(0x7f0000000680)={&(0x7f0000000000)={0x20, r1, 0x1, 0x70bd2b, 0x25dfdbfe, {}, [@ETHTOOL_A_STRSET_HEADER={0x4}, @ETHTOOL_A_STRSET_STRINGSETS={0x4}, @ETHTOOL_A_STRSET_COUNTS_ONLY={0x4}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000004}, 0x10)
executing program 4:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$auto_l2tp(&(0x7f0000000640), 0xffffffffffffffff)
sendmsg$auto_L2TP_CMD_TUNNEL_CREATE(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000080)={0x5c, r1, 0x1, 0x70bd2d, 0x25dfdbf9, {}, [@L2TP_ATTR_ENCAP_TYPE={0x6}, @L2TP_ATTR_PROTO_VERSION={0x5, 0x7, 0x10}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x211e789c}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x8}, @L2TP_ATTR_IP6_SADDR={0x14, 0x1f, @ipv4={'\x00', '\xff\xff', @empty=0x1000000}}, @L2TP_ATTR_IP6_DADDR={0x14, 0x20, @ipv4={'\x00', '\xff\xff', @initdev={0xac, 0x1e, 0x1, 0x0}}}]}, 0x5c}, 0x1, 0x0, 0x0, 0x40000}, 0x400c004)
executing program 5:
r0 = socket(0xa, 0x1, 0x84)
mmap$auto(0x0, 0x40, 0x40000e2, 0xeb1, 0x401, 0x8000)
getsockopt$auto(r0, 0x84, 0x73, 0x0, &(0x7f0000000100)=0x99)
executing program 4:
mmap$auto(0x0, 0x20009, 0x4000000000df, 0xeb1, 0x401, 0x8000)
r0 = socket(0x11, 0x80003, 0x0)
setsockopt$auto(r0, 0x107, 0xd, 0x0, 0x8000)
executing program 5:
mmap$auto(0x0, 0x20009, 0x4000000000df, 0xeb1, 0x401, 0x8000)
sysfs$auto(0x2, 0x10000000000002f, 0x0)
fsopen$auto(0x0, 0x1)
executing program 4:
r0 = open(&(0x7f0000000000)='./file0\x00', 0x16d3c2, 0x64)
fallocate$auto(0x8000000000000003, 0x0, 0x3, 0xcbd5d)
lseek$auto(r0, 0x2, 0x4)
executing program 2:
close_range$auto(0x0, 0xfffffffffffff000, 0x2)
r0 = open(&(0x7f0000000800)='./file0\x00', 0x22240, 0x154)
execveat$auto(r0, &(0x7f0000000000)='\x00', 0x0, 0x0, 0x1000)
executing program 5:
mmap$auto(0x0, 0x20009, 0x4000000000df, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_force_devcoredump_fops_hci_vhci(0xffffffffffffff9c, &(0x7f0000000c40)='/sys/kernel/debug/bluetooth/hci0/force_devcoredump\x00', 0x2, 0x0)
write$auto(r0, 0x0, 0xe)

program did not crash
replaying the whole log did not cause a kernel crash
single: executing 1 programs separately with timeout 1m40s
testing program (duration=1m40s, {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$auto-openat$auto_force_devcoredump_fops_hci_vhci-write$auto
detailed listing:
executing program 0:
mmap$auto(0x0, 0x20009, 0x4000000000df, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_force_devcoredump_fops_hci_vhci(0xffffffffffffff9c, &(0x7f0000000c40)='/sys/kernel/debug/bluetooth/hci0/force_devcoredump\x00', 0x2, 0x0)
write$auto(r0, 0x0, 0xe)

program crashed: KASAN: vmalloc-out-of-bounds Read in hci_devcd_dump
single: successfully extracted reproducer
found reproducer with 3 syscalls
minimizing guilty program
testing program (duration=1m40s, {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$auto-openat$auto_force_devcoredump_fops_hci_vhci
detailed listing:
executing program 0:
mmap$auto(0x0, 0x20009, 0x4000000000df, 0xeb1, 0x401, 0x8000)
openat$auto_force_devcoredump_fops_hci_vhci(0xffffffffffffff9c, &(0x7f0000000c40)='/sys/kernel/debug/bluetooth/hci0/force_devcoredump\x00', 0x2, 0x0)

program did not crash
testing program (duration=1m40s, {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$auto-write$auto
detailed listing:
executing program 0:
mmap$auto(0x0, 0x20009, 0x4000000000df, 0xeb1, 0x401, 0x8000)
write$auto(0xffffffffffffffff, 0x0, 0xe)

program did not crash
testing program (duration=1m40s, {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}}): openat$auto_force_devcoredump_fops_hci_vhci-write$auto
detailed listing:
executing program 0:
r0 = openat$auto_force_devcoredump_fops_hci_vhci(0xffffffffffffff9c, &(0x7f0000000c40)='/sys/kernel/debug/bluetooth/hci0/force_devcoredump\x00', 0x2, 0x0)
write$auto(r0, 0x0, 0xe)

program did not crash
testing program (duration=1m40s, {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$auto-openat$auto_force_devcoredump_fops_hci_vhci-write$auto
detailed listing:
executing program 0:
mmap$auto(0x0, 0x20009, 0x4000000000df, 0xeb1, 0x401, 0x8000)
r0 = openat$auto_force_devcoredump_fops_hci_vhci(0xffffffffffffff9c, 0x0, 0x2, 0x0)
write$auto(r0, 0x0, 0xe)

program did not crash
extracting C reproducer
testing compiled C program (duration=1m40s, {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$auto-openat$auto_force_devcoredump_fops_hci_vhci-write$auto
program crashed: KASAN: vmalloc-out-of-bounds Read in hci_devcd_dump
simplifying C reproducer
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-openat$auto_force_devcoredump_fops_hci_vhci-write$auto
program crashed: KASAN: vmalloc-out-of-bounds Read in hci_devcd_dump
testing compiled C program (duration=1m40s, {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$auto-openat$auto_force_devcoredump_fops_hci_vhci-write$auto
program crashed: KASAN: vmalloc-out-of-bounds Read in hci_devcd_dump
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-openat$auto_force_devcoredump_fops_hci_vhci-write$auto
program did not crash
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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$auto-openat$auto_force_devcoredump_fops_hci_vhci-write$auto
program crashed: KASAN: vmalloc-out-of-bounds Read in hci_devcd_dump
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-openat$auto_force_devcoredump_fops_hci_vhci-write$auto
program crashed: KASAN: vmalloc-out-of-bounds Read in hci_devcd_dump
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false 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$auto-openat$auto_force_devcoredump_fops_hci_vhci-write$auto
program crashed: KASAN: vmalloc-out-of-bounds Read in hci_devcd_dump
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-openat$auto_force_devcoredump_fops_hci_vhci-write$auto
program crashed: KASAN: vmalloc-out-of-bounds Read in hci_devcd_dump
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-openat$auto_force_devcoredump_fops_hci_vhci-write$auto
program crashed: KASAN: vmalloc-out-of-bounds Read in hci_devcd_dump
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-openat$auto_force_devcoredump_fops_hci_vhci-write$auto
program crashed: KASAN: vmalloc-out-of-bounds Read in hci_devcd_dump
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-openat$auto_force_devcoredump_fops_hci_vhci-write$auto
program did not crash
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-openat$auto_force_devcoredump_fops_hci_vhci-write$auto
program crashed: KASAN: vmalloc-out-of-bounds Read in hci_devcd_dump
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-openat$auto_force_devcoredump_fops_hci_vhci-write$auto
program crashed: KASAN: vmalloc-out-of-bounds Read in hci_devcd_dump
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-openat$auto_force_devcoredump_fops_hci_vhci-write$auto
program crashed: KASAN: vmalloc-out-of-bounds Read in hci_devcd_dump
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-openat$auto_force_devcoredump_fops_hci_vhci-write$auto
program crashed: KASAN: vmalloc-out-of-bounds Read in hci_devcd_dump
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:false Swap:true UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-openat$auto_force_devcoredump_fops_hci_vhci-write$auto
program crashed: KASAN: vmalloc-out-of-bounds Read in hci_devcd_dump
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap$auto-openat$auto_force_devcoredump_fops_hci_vhci-write$auto
program crashed: KASAN: vmalloc-out-of-bounds Read in hci_devcd_dump
reproducing took 51m43.146815628s
repro crashed as (corrupted=false):
==================================================================
BUG: KASAN: vmalloc-out-of-bounds in skb_put_data include/linux/skbuff.h:2752 [inline]
BUG: KASAN: vmalloc-out-of-bounds in hci_devcd_dump+0x142/0x240 net/bluetooth/coredump.c:258
Read of size 140 at addr ffffc90000ace000 by task kworker/u9:1/5151

CPU: 0 UID: 0 PID: 5151 Comm: kworker/u9:1 Not tainted 6.15.0-rc1-syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Workqueue: hci0 hci_devcd_timeout
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
 check_region_inline mm/kasan/generic.c:183 [inline]
 kasan_check_range+0xef/0x1a0 mm/kasan/generic.c:189
 __asan_memcpy+0x23/0x60 mm/kasan/shadow.c:105
 skb_put_data include/linux/skbuff.h:2752 [inline]
 hci_devcd_dump+0x142/0x240 net/bluetooth/coredump.c:258
 hci_devcd_timeout+0xb5/0x2e0 net/bluetooth/coredump.c:413
 process_one_work+0x9cc/0x1b70 kernel/workqueue.c:3238
 process_scheduled_works kernel/workqueue.c:3319 [inline]
 worker_thread+0x6c8/0xf10 kernel/workqueue.c:3400
 kthread+0x3c2/0x780 kernel/kthread.c:464
 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:153
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>

The buggy address ffffc90000ace000 belongs to a vmalloc virtual mapping
Memory state around the buggy address:
 ffffc90000acdf00: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8
 ffffc90000acdf80: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8
>ffffc90000ace000: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8
                   ^
 ffffc90000ace080: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8
 ffffc90000ace100: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8
==================================================================

final repro crashed as (corrupted=false):
==================================================================
BUG: KASAN: vmalloc-out-of-bounds in skb_put_data include/linux/skbuff.h:2752 [inline]
BUG: KASAN: vmalloc-out-of-bounds in hci_devcd_dump+0x142/0x240 net/bluetooth/coredump.c:258
Read of size 140 at addr ffffc90000ace000 by task kworker/u9:1/5151

CPU: 0 UID: 0 PID: 5151 Comm: kworker/u9:1 Not tainted 6.15.0-rc1-syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Workqueue: hci0 hci_devcd_timeout
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
 check_region_inline mm/kasan/generic.c:183 [inline]
 kasan_check_range+0xef/0x1a0 mm/kasan/generic.c:189
 __asan_memcpy+0x23/0x60 mm/kasan/shadow.c:105
 skb_put_data include/linux/skbuff.h:2752 [inline]
 hci_devcd_dump+0x142/0x240 net/bluetooth/coredump.c:258
 hci_devcd_timeout+0xb5/0x2e0 net/bluetooth/coredump.c:413
 process_one_work+0x9cc/0x1b70 kernel/workqueue.c:3238
 process_scheduled_works kernel/workqueue.c:3319 [inline]
 worker_thread+0x6c8/0xf10 kernel/workqueue.c:3400
 kthread+0x3c2/0x780 kernel/kthread.c:464
 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:153
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>

The buggy address ffffc90000ace000 belongs to a vmalloc virtual mapping
Memory state around the buggy address:
 ffffc90000acdf00: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8
 ffffc90000acdf80: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8
>ffffc90000ace000: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8
                   ^
 ffffc90000ace080: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8
 ffffc90000ace100: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8
==================================================================