Extracting prog: 10m3.74076448s
Minimizing prog: 8m41.786410643s
Simplifying prog options: 0s
Extracting C: 39.28218931s
Simplifying C: 10m16.950215184s


extracting reproducer from 24 programs
first checking the prog from the crash report
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$dri-ioctl$DRM_IOCTL_MODE_CREATE_DUMB-mmap
detailed listing:
executing program 0:
r0 = syz_open_dev$dri(&(0x7f0000000000), 0x0, 0x0)
ioctl$DRM_IOCTL_MODE_CREATE_DUMB(r0, 0xc02064b2, &(0x7f0000000040)={0x7, 0x6576, 0x8})
mmap(&(0x7f0000001000/0x4000)=nil, 0x4000, 0x4, 0x11, r0, 0x100000000)

program did not crash
single: failed to extract reproducer
bisect: bisecting 24 programs with base timeout 30s
testing program (duration=36s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [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:
r0 = syz_open_dev$vim2m(&(0x7f0000000040), 0x2, 0x2)
r1 = signalfd4(0xffffffffffffffff, &(0x7f00000008c0), 0x8, 0x0)
mount$9p_fd(0x0, &(0x7f0000000000)='.\x00', &(0x7f0000000080), 0x0, &(0x7f0000000100)={'trans=fd,', {'rfdno', 0x3d, r1}, 0x2c, {'wfdno', 0x3d, r0}})
executing program 3:
r0 = syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0)
r1 = syz_pidfd_open(r0, 0x0)
fgetxattr(r1, &(0x7f0000000080)=@known='trusted.overlay.upper\x00', 0x0, 0x0)
executing program 3:
timer_create(0x0, &(0x7f0000000040)={0x0, 0x15, 0x0, @thr={0x0, &(0x7f00000002c0)="f0b2f779e23a"}}, 0x0)
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
ioctl$sock_SIOCSIFBR(r0, 0x890c, &(0x7f0000000000)=@generic={0x1800, 0x2})
executing program 3:
r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmmsg$unix(0xffffffffffffffff, &(0x7f00000051c0)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f00000005c0)="3f073b5a40a741e33bf3126412a0d032bbfdd47fe4975375bbce1175f4c9b2bbd53d5af4e8d0f985da6af32a258397f158455b2a2d7d", 0x36}], 0x1, 0x0, 0x0, 0x8000}}], 0x1, 0x8810)
sendmsg$nl_xfrm(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000004c0)=ANY=[@ANYBLOB="c80100001000130726bd70000000000000000000000000000000ffffe0000002ac14141b0000000000000000000000004e23000100000003020000203a000000", @ANYRES32=0x0, @ANYRES32, @ANYBLOB="fe8000000000000000000000000000bb0000000032000000ac1414330000000000000000000000000000000400000000000000000000000008000000000000000a00000000000000060000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000fffbfffffffffffffcffffffffffffff0c000000040000000200000028bd7000000000000200040000ebff0000000000d60001"], 0x1c8}, 0x1, 0x0, 0x0, 0xc0}, 0x0)
executing program 3:
r0 = semget(0x1, 0x4, 0x39c)
semop(r0, &(0x7f0000000080)=[{0x1, 0x8001, 0x1000}, {0x1, 0x5b7a, 0x800}], 0x2)
semctl$SETALL(r0, 0x0, 0x11, &(0x7f0000000140))
executing program 0:
capset(&(0x7f0000000040)={0x20080522}, &(0x7f0000000080))
r0 = syz_open_dev$sg(&(0x7f0000000000), 0x0, 0x0)
ioctl$SG_IO(r0, 0x2285, &(0x7f0000000240)={0x53, 0xfffffffffffffffe, 0x6, 0xff, @scatter={0x0, 0x1200, 0x0}, &(0x7f00000000c0)='\b\x00\fj\bH', 0x0, 0x0, 0x0, 0x0, 0x0})
executing program 0:
r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180), 0x1, 0x0)
ioctl$SNDCTL_DSP_SETFMT(r0, 0xc0045005, &(0x7f0000000000)=0x10)
ioctl$SNDCTL_DSP_SYNC(r0, 0x5001, 0x0)
executing program 0:
openat2$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', &(0x7f0000000040)={0x2adc0, 0x1c1}, 0x18)
r0 = openat$binfmt_register(0xffffffffffffff9c, &(0x7f0000000180), 0x1, 0x0)
write$binfmt_register(r0, &(0x7f0000000040)={0x3a, 'syz3', 0x3a, 'E', 0x3a, 0x9, 0x3a, 'M', 0x3a, '^', 0x3a, './file0', 0x3a, [0x46]}, 0x2a)
executing program 0:
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeea, 0x8031, 0xffffffffffffffff, 0x28f43000)
mbind(&(0x7f0000001000/0x800000)=nil, 0x800000, 0x4, 0x0, 0x0, 0x2)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)
executing program 3:
r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000440)=ANY=[@ANYBLOB="120100002eab5a40401c3405cc6d010203010902120001000000000904"], 0x0)
syz_usb_control_io$printer(r0, 0x0, 0x0)
syz_usb_control_io$uac1(r0, 0x0, &(0x7f0000000a40)={0x44, &(0x7f0000000780)={0x40, 0x6, 0x6, "1b56b2fccab4"}, &(0x7f0000000880)={0x0, 0xa, 0x1, 0x2}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
executing program 2:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
bind$inet(0xffffffffffffffff, &(0x7f0000000080)={0x2, 0x4e23, @local}, 0x10)
sendmsg$IPCTNL_MSG_CT_GET(r0, &(0x7f0000000000)={0x0, 0x40000, &(0x7f00000002c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="4400000002010101000000000000000002000000040001801800028014000180080001007f00000108000200ac1414aa140019800800010004000000080002"], 0x44}}, 0x0)
executing program 2:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$devlink(&(0x7f0000000600), 0xffffffffffffffff)
sendmsg$DEVLINK_CMD_RATE_GET(r0, &(0x7f0000000700)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="03036dee851a04da35f152"], 0x14}}, 0x0)
executing program 2:
r0 = socket(0x28, 0x5, 0x0)
connect$vsock_stream(r0, &(0x7f0000000080), 0x10)
ioctl$sock_SIOCOUTQ(r0, 0x5411, &(0x7f0000000300))
executing program 2:
r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
r1 = dup(r0)
setsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f0000000300)={{{@in=@private=0xa010100, @in6=@mcast2, 0x4e20, 0x0, 0x4e21, 0x8, 0xa, 0x20, 0xa0, 0x6c}, {0x1, 0xf, 0x0, 0x5, 0xfffffffffffffdff, 0x5, 0x7fffffff, 0x8}, {0x7c, 0x2, 0x1, 0x81}, 0x6e2a, 0x6e6bba, 0x1, 0x0, 0x3, 0x3}, {{@in6=@private0={0xfc, 0x0, '\x00', 0xff}, 0x4cf, 0x2b}, 0x2, @in6=@dev={0xfe, 0x80, '\x00', 0x31}, 0x3503, 0x2, 0x1, 0xd, 0x3, 0x5, 0x2}}, 0xe8)
executing program 2:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f000000c2c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000008c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a28000000000a0101000000005e1affd5020000000900010073797a300000000008000240000000032c000000030a01030000e6ff00000000020000000900010073797a30000000000900030073797a320000000014000000110001"], 0x7c}}, 0x0)
sendmsg$NFT_BATCH(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000380)={{0x14}, [@NFT_MSG_NEWRULE={0x84, 0x6, 0xa, 0x40b, 0x0, 0x0, {0x2}, [@NFTA_RULE_EXPRESSIONS={0x58, 0x4, 0x0, 0x1, [{0x24, 0x1, 0x0, 0x1, @socket={{0xb}, @val={0x14, 0x2, 0x0, 0x1, [@NFTA_SOCKET_DREG={0x8, 0x2, 0x1, 0x0, 0x3}, @NFTA_SOCKET_KEY={0x8, 0x1, 0x1, 0x0, 0x2}]}}}, {0x30, 0x1, 0x0, 0x1, @nat={{0x8}, @val={0x24, 0x2, 0x0, 0x1, [@NFTA_NAT_REG_PROTO_MIN={0x8, 0x5, 0x1, 0x0, 0x3}, @NFTA_NAT_FAMILY={0x8, 0x2, 0x1, 0x0, 0x2}, @NFTA_NAT_TYPE={0x8, 0x1, 0x1, 0x0, 0x1}, @NFTA_NAT_REG_PROTO_MAX={0x8, 0x6, 0x1, 0x0, 0x8}]}}}]}, @NFTA_RULE_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_RULE_CHAIN={0x9, 0x2, 'syz2\x00'}]}], {0x14}}, 0xac}}, 0x0)
executing program 2:
syz_usb_connect(0x3, 0x36, &(0x7f00000000c0)=ANY=[@ANYBLOB="120100008010bd40820514009dbb0000000109022400011b00000009040000022a3e740009058bff7f0000100109050b362f"], 0x0)
r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080), 0x181603, 0x0)
ioctl$SNDCTL_SEQ_OUTOFBAND(r0, 0x40085112, &(0x7f0000000000)=@e={0xff, 0x1, 0xb, 0x2, @SEQ_CONTROLLER=0x100, 0x2, 0x7, 0x8b})
executing program 1:
r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000080), 0x0)
ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f0000000240)={0x0, 0x0, 0x0, 'queue1\x00'})
ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TIMER(r0, 0x40605346, &(0x7f0000000180)={0x0, 0x0, {0x1, 0x0, 0x0, 0xa092a5fe06e0bc84}})
executing program 0:
r0 = syz_open_dev$amidi(&(0x7f0000000000), 0x2, 0x2c02)
ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS(r0, 0xc0305710, &(0x7f0000000080)={0x0, 0xfff, 0x9})
close(r0)
executing program 1:
capset(&(0x7f0000000000)={0x20080522}, &(0x7f0000000280))
r0 = syz_open_dev$sg(&(0x7f00000060c0), 0x0, 0x48802)
ioctl$SCSI_IOCTL_SEND_COMMAND(r0, 0x1, &(0x7f00000000c0)=ANY=[@ANYBLOB="0000000004000000a0"])
executing program 0:
socket$pppl2tp(0x18, 0x1, 0x1)
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
syz_usb_connect$uac1(0x2, 0xdc, &(0x7f0000000100)=ANY=[@ANYBLOB, @ANYRES8, @ANYRES32=r0], 0x0)
executing program 1:
r0 = openat$binderfs(0xffffffffffffff9c, &(0x7f0000000000)='./binderfs/binder1\x00', 0x800, 0x0)
setrlimit(0xd, &(0x7f0000000200)={0x85, 0xffffffffffffffff})
ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000000180)={0x0, 0xfffffffc, 0x0, 0x1, 0x0, &(0x7f0000000580)="b3"})
executing program 1:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000440)={&(0x7f0000000400)=ANY=[@ANYBLOB="200000002d00091327bd70000000000006"], 0x20}}, 0x84)
recvfrom(r0, 0x0, 0x0, 0x40002000, 0x0, 0x0)
executing program 1:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$nl_generic(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB="18000000240001030000000000000000010000000400ae"], 0x18}, 0x1, 0x0, 0x0, 0x40001}, 0x4000)
recvmmsg(r0, &(0x7f0000000600)=[{{0x0, 0x0, 0x0}, 0x7fff}, {{0x0, 0x0, 0x0}, 0x8103}, {{0x0, 0x0, 0x0}, 0x1}, {{0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000340)=""/183, 0xb7}, {&(0x7f0000000440)=""/245, 0xf5}, {&(0x7f0000004d80)=""/4097, 0x1001}, {&(0x7f0000000040)=""/230, 0xe6}], 0x4}, 0x80000000}], 0x4, 0x20, 0x0)
executing program 1:
r0 = syz_open_dev$dri(&(0x7f0000000000), 0x0, 0x0)
ioctl$DRM_IOCTL_MODE_CREATE_DUMB(r0, 0xc02064b2, &(0x7f0000000040)={0x7, 0x6576, 0x8})
mmap(&(0x7f0000001000/0x4000)=nil, 0x4000, 0x4, 0x11, r0, 0x100000000)

program crashed: KASAN: slab-out-of-bounds Read in change_page_attr_set_clr
bisect: bisecting 24 programs
bisect: split chunks (needed=false): <23>
bisect: split chunk #0 of len 23 into 3 parts
bisect: testing without sub-chunk 1/3
testing program (duration=34s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3]
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeea, 0x8031, 0xffffffffffffffff, 0x28f43000)
mbind(&(0x7f0000001000/0x800000)=nil, 0x800000, 0x4, 0x0, 0x0, 0x2)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)
executing program 3:
r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000440)=ANY=[@ANYBLOB="120100002eab5a40401c3405cc6d010203010902120001000000000904"], 0x0)
syz_usb_control_io$printer(r0, 0x0, 0x0)
syz_usb_control_io$uac1(r0, 0x0, &(0x7f0000000a40)={0x44, &(0x7f0000000780)={0x40, 0x6, 0x6, "1b56b2fccab4"}, &(0x7f0000000880)={0x0, 0xa, 0x1, 0x2}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
executing program 2:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
bind$inet(0xffffffffffffffff, &(0x7f0000000080)={0x2, 0x4e23, @local}, 0x10)
sendmsg$IPCTNL_MSG_CT_GET(r0, &(0x7f0000000000)={0x0, 0x40000, &(0x7f00000002c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="4400000002010101000000000000000002000000040001801800028014000180080001007f00000108000200ac1414aa140019800800010004000000080002"], 0x44}}, 0x0)
executing program 2:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$devlink(&(0x7f0000000600), 0xffffffffffffffff)
sendmsg$DEVLINK_CMD_RATE_GET(r0, &(0x7f0000000700)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="03036dee851a04da35f152"], 0x14}}, 0x0)
executing program 2:
r0 = socket(0x28, 0x5, 0x0)
connect$vsock_stream(r0, &(0x7f0000000080), 0x10)
ioctl$sock_SIOCOUTQ(r0, 0x5411, &(0x7f0000000300))
executing program 2:
r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
r1 = dup(r0)
setsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f0000000300)={{{@in=@private=0xa010100, @in6=@mcast2, 0x4e20, 0x0, 0x4e21, 0x8, 0xa, 0x20, 0xa0, 0x6c}, {0x1, 0xf, 0x0, 0x5, 0xfffffffffffffdff, 0x5, 0x7fffffff, 0x8}, {0x7c, 0x2, 0x1, 0x81}, 0x6e2a, 0x6e6bba, 0x1, 0x0, 0x3, 0x3}, {{@in6=@private0={0xfc, 0x0, '\x00', 0xff}, 0x4cf, 0x2b}, 0x2, @in6=@dev={0xfe, 0x80, '\x00', 0x31}, 0x3503, 0x2, 0x1, 0xd, 0x3, 0x5, 0x2}}, 0xe8)
executing program 2:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f000000c2c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000008c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a28000000000a0101000000005e1affd5020000000900010073797a300000000008000240000000032c000000030a01030000e6ff00000000020000000900010073797a30000000000900030073797a320000000014000000110001"], 0x7c}}, 0x0)
sendmsg$NFT_BATCH(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000380)={{0x14}, [@NFT_MSG_NEWRULE={0x84, 0x6, 0xa, 0x40b, 0x0, 0x0, {0x2}, [@NFTA_RULE_EXPRESSIONS={0x58, 0x4, 0x0, 0x1, [{0x24, 0x1, 0x0, 0x1, @socket={{0xb}, @val={0x14, 0x2, 0x0, 0x1, [@NFTA_SOCKET_DREG={0x8, 0x2, 0x1, 0x0, 0x3}, @NFTA_SOCKET_KEY={0x8, 0x1, 0x1, 0x0, 0x2}]}}}, {0x30, 0x1, 0x0, 0x1, @nat={{0x8}, @val={0x24, 0x2, 0x0, 0x1, [@NFTA_NAT_REG_PROTO_MIN={0x8, 0x5, 0x1, 0x0, 0x3}, @NFTA_NAT_FAMILY={0x8, 0x2, 0x1, 0x0, 0x2}, @NFTA_NAT_TYPE={0x8, 0x1, 0x1, 0x0, 0x1}, @NFTA_NAT_REG_PROTO_MAX={0x8, 0x6, 0x1, 0x0, 0x8}]}}}]}, @NFTA_RULE_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_RULE_CHAIN={0x9, 0x2, 'syz2\x00'}]}], {0x14}}, 0xac}}, 0x0)
executing program 2:
syz_usb_connect(0x3, 0x36, &(0x7f00000000c0)=ANY=[@ANYBLOB="120100008010bd40820514009dbb0000000109022400011b00000009040000022a3e740009058bff7f0000100109050b362f"], 0x0)
r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080), 0x181603, 0x0)
ioctl$SNDCTL_SEQ_OUTOFBAND(r0, 0x40085112, &(0x7f0000000000)=@e={0xff, 0x1, 0xb, 0x2, @SEQ_CONTROLLER=0x100, 0x2, 0x7, 0x8b})
executing program 1:
r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000080), 0x0)
ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f0000000240)={0x0, 0x0, 0x0, 'queue1\x00'})
ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TIMER(r0, 0x40605346, &(0x7f0000000180)={0x0, 0x0, {0x1, 0x0, 0x0, 0xa092a5fe06e0bc84}})
executing program 0:
r0 = syz_open_dev$amidi(&(0x7f0000000000), 0x2, 0x2c02)
ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS(r0, 0xc0305710, &(0x7f0000000080)={0x0, 0xfff, 0x9})
close(r0)
executing program 1:
capset(&(0x7f0000000000)={0x20080522}, &(0x7f0000000280))
r0 = syz_open_dev$sg(&(0x7f00000060c0), 0x0, 0x48802)
ioctl$SCSI_IOCTL_SEND_COMMAND(r0, 0x1, &(0x7f00000000c0)=ANY=[@ANYBLOB="0000000004000000a0"])
executing program 0:
socket$pppl2tp(0x18, 0x1, 0x1)
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
syz_usb_connect$uac1(0x2, 0xdc, &(0x7f0000000100)=ANY=[@ANYBLOB, @ANYRES8, @ANYRES32=r0], 0x0)
executing program 1:
r0 = openat$binderfs(0xffffffffffffff9c, &(0x7f0000000000)='./binderfs/binder1\x00', 0x800, 0x0)
setrlimit(0xd, &(0x7f0000000200)={0x85, 0xffffffffffffffff})
ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000000180)={0x0, 0xfffffffc, 0x0, 0x1, 0x0, &(0x7f0000000580)="b3"})
executing program 1:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000440)={&(0x7f0000000400)=ANY=[@ANYBLOB="200000002d00091327bd70000000000006"], 0x20}}, 0x84)
recvfrom(r0, 0x0, 0x0, 0x40002000, 0x0, 0x0)
executing program 1:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$nl_generic(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB="18000000240001030000000000000000010000000400ae"], 0x18}, 0x1, 0x0, 0x0, 0x40001}, 0x4000)
recvmmsg(r0, &(0x7f0000000600)=[{{0x0, 0x0, 0x0}, 0x7fff}, {{0x0, 0x0, 0x0}, 0x8103}, {{0x0, 0x0, 0x0}, 0x1}, {{0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000340)=""/183, 0xb7}, {&(0x7f0000000440)=""/245, 0xf5}, {&(0x7f0000004d80)=""/4097, 0x1001}, {&(0x7f0000000040)=""/230, 0xe6}], 0x4}, 0x80000000}], 0x4, 0x20, 0x0)
executing program 1:
r0 = syz_open_dev$dri(&(0x7f0000000000), 0x0, 0x0)
ioctl$DRM_IOCTL_MODE_CREATE_DUMB(r0, 0xc02064b2, &(0x7f0000000040)={0x7, 0x6576, 0x8})
mmap(&(0x7f0000001000/0x4000)=nil, 0x4000, 0x4, 0x11, r0, 0x100000000)

program crashed: KASAN: slab-out-of-bounds Read in change_page_attr_set_clr
bisect: the chunk can be dropped
bisect: testing without sub-chunk 2/3
testing program (duration=32s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [3, 3, 3, 3, 3, 3, 3, 3]
detailed listing:
executing program 1:
r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000080), 0x0)
ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f0000000240)={0x0, 0x0, 0x0, 'queue1\x00'})
ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TIMER(r0, 0x40605346, &(0x7f0000000180)={0x0, 0x0, {0x1, 0x0, 0x0, 0xa092a5fe06e0bc84}})
executing program 0:
r0 = syz_open_dev$amidi(&(0x7f0000000000), 0x2, 0x2c02)
ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS(r0, 0xc0305710, &(0x7f0000000080)={0x0, 0xfff, 0x9})
close(r0)
executing program 1:
capset(&(0x7f0000000000)={0x20080522}, &(0x7f0000000280))
r0 = syz_open_dev$sg(&(0x7f00000060c0), 0x0, 0x48802)
ioctl$SCSI_IOCTL_SEND_COMMAND(r0, 0x1, &(0x7f00000000c0)=ANY=[@ANYBLOB="0000000004000000a0"])
executing program 0:
socket$pppl2tp(0x18, 0x1, 0x1)
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
syz_usb_connect$uac1(0x2, 0xdc, &(0x7f0000000100)=ANY=[@ANYBLOB, @ANYRES8, @ANYRES32=r0], 0x0)
executing program 1:
r0 = openat$binderfs(0xffffffffffffff9c, &(0x7f0000000000)='./binderfs/binder1\x00', 0x800, 0x0)
setrlimit(0xd, &(0x7f0000000200)={0x85, 0xffffffffffffffff})
ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000000180)={0x0, 0xfffffffc, 0x0, 0x1, 0x0, &(0x7f0000000580)="b3"})
executing program 1:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000440)={&(0x7f0000000400)=ANY=[@ANYBLOB="200000002d00091327bd70000000000006"], 0x20}}, 0x84)
recvfrom(r0, 0x0, 0x0, 0x40002000, 0x0, 0x0)
executing program 1:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$nl_generic(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB="18000000240001030000000000000000010000000400ae"], 0x18}, 0x1, 0x0, 0x0, 0x40001}, 0x4000)
recvmmsg(r0, &(0x7f0000000600)=[{{0x0, 0x0, 0x0}, 0x7fff}, {{0x0, 0x0, 0x0}, 0x8103}, {{0x0, 0x0, 0x0}, 0x1}, {{0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000340)=""/183, 0xb7}, {&(0x7f0000000440)=""/245, 0xf5}, {&(0x7f0000004d80)=""/4097, 0x1001}, {&(0x7f0000000040)=""/230, 0xe6}], 0x4}, 0x80000000}], 0x4, 0x20, 0x0)
executing program 1:
r0 = syz_open_dev$dri(&(0x7f0000000000), 0x0, 0x0)
ioctl$DRM_IOCTL_MODE_CREATE_DUMB(r0, 0xc02064b2, &(0x7f0000000040)={0x7, 0x6576, 0x8})
mmap(&(0x7f0000001000/0x4000)=nil, 0x4000, 0x4, 0x11, r0, 0x100000000)

program crashed: KASAN: slab-out-of-bounds Read in change_page_attr_set_clr
bisect: the chunk can be dropped
bisect: testing without sub-chunk 3/3
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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$dri-ioctl$DRM_IOCTL_MODE_CREATE_DUMB-mmap
detailed listing:
executing program 1:
r0 = syz_open_dev$dri(&(0x7f0000000000), 0x0, 0x0)
ioctl$DRM_IOCTL_MODE_CREATE_DUMB(r0, 0xc02064b2, &(0x7f0000000040)={0x7, 0x6576, 0x8})
mmap(&(0x7f0000001000/0x4000)=nil, 0x4000, 0x4, 0x11, r0, 0x100000000)

program crashed: KASAN: slab-out-of-bounds Read in change_page_attr_set_clr
bisect: the chunk can be dropped
bisect: 1 programs left: 

executing program 1:
r0 = syz_open_dev$dri(&(0x7f0000000000), 0x0, 0x0)
ioctl$DRM_IOCTL_MODE_CREATE_DUMB(r0, 0xc02064b2, &(0x7f0000000040)={0x7, 0x6576, 0x8})
mmap(&(0x7f0000001000/0x4000)=nil, 0x4000, 0x4, 0x11, r0, 0x100000000)


bisect: trying to concatenate
bisect: concatenate 1 entries
testing program (duration=45s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$dri-ioctl$DRM_IOCTL_MODE_CREATE_DUMB-mmap
detailed listing:
executing program 0:
r0 = syz_open_dev$dri(&(0x7f0000000000), 0x0, 0x0)
ioctl$DRM_IOCTL_MODE_CREATE_DUMB(r0, 0xc02064b2, &(0x7f0000000040)={0x7, 0x6576, 0x8})
mmap(&(0x7f0000001000/0x4000)=nil, 0x4000, 0x4, 0x11, r0, 0x100000000)

program crashed: KASAN: slab-out-of-bounds Read in change_page_attr_set_clr
bisect: concatenation succeeded
found reproducer with 3 syscalls
minimizing guilty program
testing program (duration=45s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$dri-ioctl$DRM_IOCTL_MODE_CREATE_DUMB
detailed listing:
executing program 0:
r0 = syz_open_dev$dri(&(0x7f0000000000), 0x0, 0x0)
ioctl$DRM_IOCTL_MODE_CREATE_DUMB(r0, 0xc02064b2, &(0x7f0000000040)={0x7, 0x6576, 0x8})

program did not crash
testing program (duration=45s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$dri-mmap
detailed listing:
executing program 0:
r0 = syz_open_dev$dri(&(0x7f0000000000), 0x0, 0x0)
mmap(&(0x7f0000001000/0x4000)=nil, 0x4000, 0x4, 0x11, r0, 0x100000000)

program did not crash
testing program (duration=45s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$DRM_IOCTL_MODE_CREATE_DUMB-mmap
detailed listing:
executing program 0:
ioctl$DRM_IOCTL_MODE_CREATE_DUMB(0xffffffffffffffff, 0xc02064b2, &(0x7f0000000040)={0x7, 0x6576, 0x8})
mmap(&(0x7f0000001000/0x4000)=nil, 0x4000, 0x4, 0x11, 0xffffffffffffffff, 0x100000000)

program did not crash
testing program (duration=45s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$dri-ioctl$DRM_IOCTL_MODE_CREATE_DUMB-mmap
detailed listing:
executing program 0:
r0 = syz_open_dev$dri(0x0, 0x0, 0x0)
ioctl$DRM_IOCTL_MODE_CREATE_DUMB(r0, 0xc02064b2, &(0x7f0000000040)={0x7, 0x6576, 0x8})
mmap(&(0x7f0000001000/0x4000)=nil, 0x4000, 0x4, 0x11, r0, 0x100000000)

program did not crash
testing program (duration=45s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$dri-ioctl$DRM_IOCTL_MODE_CREATE_DUMB-mmap
detailed listing:
executing program 0:
r0 = syz_open_dev$dri(&(0x7f0000000000), 0x0, 0x0)
ioctl$DRM_IOCTL_MODE_CREATE_DUMB(r0, 0xc02064b2, 0x0)
mmap(&(0x7f0000001000/0x4000)=nil, 0x4000, 0x4, 0x11, r0, 0x100000000)

program did not crash
extracting C reproducer
testing compiled C program (duration=45s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$dri-ioctl$DRM_IOCTL_MODE_CREATE_DUMB-mmap
program crashed: KASAN: slab-out-of-bounds Read in change_page_attr_set_clr
simplifying C reproducer
testing compiled C program (duration=45s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$dri-ioctl$DRM_IOCTL_MODE_CREATE_DUMB-mmap
program crashed: KASAN: slab-out-of-bounds Read in change_page_attr_set_clr
testing compiled C program (duration=45s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$dri-ioctl$DRM_IOCTL_MODE_CREATE_DUMB-mmap
program crashed: KASAN: slab-out-of-bounds Read in change_page_attr_set_clr
testing compiled C program (duration=45s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$dri-ioctl$DRM_IOCTL_MODE_CREATE_DUMB-mmap
program crashed: KASAN: slab-out-of-bounds Read in change_page_attr_set_clr
testing compiled C program (duration=45s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$dri-ioctl$DRM_IOCTL_MODE_CREATE_DUMB-mmap
program crashed: KASAN: slab-out-of-bounds Read in change_page_attr_set_clr
testing compiled C program (duration=45s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$dri-ioctl$DRM_IOCTL_MODE_CREATE_DUMB-mmap
program crashed: KASAN: slab-out-of-bounds Read in change_page_attr_set_clr
testing compiled C program (duration=45s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$dri-ioctl$DRM_IOCTL_MODE_CREATE_DUMB-mmap
program crashed: KASAN: slab-out-of-bounds Read in change_page_attr_set_clr
testing compiled C program (duration=45s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$dri-ioctl$DRM_IOCTL_MODE_CREATE_DUMB-mmap
program crashed: KASAN: slab-out-of-bounds Read in change_page_attr_set_clr
testing program (duration=45s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$dri-ioctl$DRM_IOCTL_MODE_CREATE_DUMB-mmap
detailed listing:
executing program 0:
r0 = syz_open_dev$dri(&(0x7f0000000000), 0x0, 0x0)
ioctl$DRM_IOCTL_MODE_CREATE_DUMB(r0, 0xc02064b2, &(0x7f0000000040)={0x7, 0x6576, 0x8})
mmap(&(0x7f0000001000/0x4000)=nil, 0x4000, 0x4, 0x11, r0, 0x100000000)

program crashed: KASAN: slab-out-of-bounds Read in change_page_attr_set_clr
validation run: crashed=true
testing program (duration=45s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$dri-ioctl$DRM_IOCTL_MODE_CREATE_DUMB-mmap
detailed listing:
executing program 0:
r0 = syz_open_dev$dri(&(0x7f0000000000), 0x0, 0x0)
ioctl$DRM_IOCTL_MODE_CREATE_DUMB(r0, 0xc02064b2, &(0x7f0000000040)={0x7, 0x6576, 0x8})
mmap(&(0x7f0000001000/0x4000)=nil, 0x4000, 0x4, 0x11, r0, 0x100000000)

program crashed: KASAN: slab-out-of-bounds Read in change_page_attr_set_clr
validation run: crashed=true
testing program (duration=45s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$dri-ioctl$DRM_IOCTL_MODE_CREATE_DUMB-mmap
detailed listing:
executing program 0:
r0 = syz_open_dev$dri(&(0x7f0000000000), 0x0, 0x0)
ioctl$DRM_IOCTL_MODE_CREATE_DUMB(r0, 0xc02064b2, &(0x7f0000000040)={0x7, 0x6576, 0x8})
mmap(&(0x7f0000001000/0x4000)=nil, 0x4000, 0x4, 0x11, r0, 0x100000000)

program crashed: KASAN: slab-out-of-bounds Read in change_page_attr_set_clr
validation run: crashed=true
reproducing took 34m49.160455722s
repro crashed as (corrupted=false):
==================================================================
BUG: KASAN: slab-out-of-bounds in __cpa_addr arch/x86/mm/pat/set_memory.c:309 [inline]
BUG: KASAN: slab-out-of-bounds in cpa_flush arch/x86/mm/pat/set_memory.c:449 [inline]
BUG: KASAN: slab-out-of-bounds in change_page_attr_set_clr+0x625/0xfc0 arch/x86/mm/pat/set_memory.c:2115
Read of size 8 at addr ffff888024d95d68 by task syz.0.17/6023

CPU: 0 UID: 0 PID: 6023 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
Call Trace:
 <TASK>
 dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120
 print_address_description mm/kasan/report.c:378 [inline]
 print_report+0xca/0x240 mm/kasan/report.c:482
 kasan_report+0x118/0x150 mm/kasan/report.c:595
 __cpa_addr arch/x86/mm/pat/set_memory.c:309 [inline]
 cpa_flush arch/x86/mm/pat/set_memory.c:449 [inline]
 change_page_attr_set_clr+0x625/0xfc0 arch/x86/mm/pat/set_memory.c:2115
 cpa_set_pages_array arch/x86/mm/pat/set_memory.c:2137 [inline]
 _set_pages_array+0x145/0x270 arch/x86/mm/pat/set_memory.c:2521
 drm_gem_shmem_get_pages_locked+0x2d0/0x440 drivers/gpu/drm/drm_gem_shmem_helper.c:214
 drm_gem_shmem_mmap+0x193/0x460 drivers/gpu/drm/drm_gem_shmem_helper.c:646
 drm_gem_mmap_obj+0x18a/0x4e0 drivers/gpu/drm/drm_gem.c:1167
 drm_gem_mmap+0x384/0x640 drivers/gpu/drm/drm_gem.c:1245
 vfs_mmap include/linux/fs.h:2281 [inline]
 mmap_file mm/internal.h:167 [inline]
 __mmap_new_file_vma mm/vma.c:2413 [inline]
 __mmap_new_vma mm/vma.c:2476 [inline]
 __mmap_region mm/vma.c:2669 [inline]
 mmap_region+0x18ab/0x20c0 mm/vma.c:2739
 do_mmap+0xc45/0x10d0 mm/mmap.c:558
 vm_mmap_pgoff+0x2a6/0x4d0 mm/util.c:580
 ksys_mmap_pgoff+0x51f/0x760 mm/mmap.c:604
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f001358ebe9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffcf2d828e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007f00137c5fa0 RCX: 00007f001358ebe9
RDX: 0000000000000004 RSI: 0000000000004000 RDI: 0000200000001000
RBP: 00007f0013611e19 R08: 0000000000000003 R09: 0000000100000000
R10: 0000000000000011 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f00137c5fa0 R14: 00007f00137c5fa0 R15: 0000000000000006
 </TASK>

Allocated by task 6023:
 kasan_save_stack mm/kasan/common.c:56 [inline]
 kasan_save_track+0x3e/0x80 mm/kasan/common.c:77
 poison_kmalloc_redzone mm/kasan/common.c:397 [inline]
 __kasan_kmalloc+0x93/0xb0 mm/kasan/common.c:414
 kasan_kmalloc include/linux/kasan.h:260 [inline]
 __do_kmalloc_node mm/slub.c:5366 [inline]
 __kvmalloc_node_noprof+0x5cd/0x910 mm/slub.c:6527
 kvmalloc_array_node_noprof include/linux/slab.h:1118 [inline]
 drm_gem_get_pages+0x166/0xa20 drivers/gpu/drm/drm_gem.c:647
 drm_gem_shmem_get_pages_locked+0x201/0x440 drivers/gpu/drm/drm_gem_shmem_helper.c:200
 drm_gem_shmem_mmap+0x193/0x460 drivers/gpu/drm/drm_gem_shmem_helper.c:646
 drm_gem_mmap_obj+0x18a/0x4e0 drivers/gpu/drm/drm_gem.c:1167
 drm_gem_mmap+0x384/0x640 drivers/gpu/drm/drm_gem.c:1245
 vfs_mmap include/linux/fs.h:2281 [inline]
 mmap_file mm/internal.h:167 [inline]
 __mmap_new_file_vma mm/vma.c:2413 [inline]
 __mmap_new_vma mm/vma.c:2476 [inline]
 __mmap_region mm/vma.c:2669 [inline]
 mmap_region+0x18ab/0x20c0 mm/vma.c:2739
 do_mmap+0xc45/0x10d0 mm/mmap.c:558
 vm_mmap_pgoff+0x2a6/0x4d0 mm/util.c:580
 ksys_mmap_pgoff+0x51f/0x760 mm/mmap.c:604
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

The buggy address belongs to the object at ffff888024d95c00
 which belongs to the cache kmalloc-512 of size 512
The buggy address is located 0 bytes to the right of
 allocated 360-byte region [ffff888024d95c00, ffff888024d95d68)

The buggy address belongs to the physical page:
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x24d94
head: order:2 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff)
page_type: f5(slab)
raw: 00fff00000000040 ffff88801a841c80 dead000000000122 0000000000000000
raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000
head: 00fff00000000040 ffff88801a841c80 dead000000000122 0000000000000000
head: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000
head: 00fff00000000002 ffffea0000936501 00000000ffffffff 00000000ffffffff
head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000004
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 2, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 2951, tgid 2951 (kworker/u8:7), ts 91918554030, free_ts 91852670181
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x240/0x2a0 mm/page_alloc.c:1850
 prep_new_page mm/page_alloc.c:1858 [inline]
 get_page_from_freelist+0x21e4/0x22c0 mm/page_alloc.c:3857
 __alloc_frozen_pages_noprof+0x181/0x370 mm/page_alloc.c:5147
 alloc_pages_mpol+0x232/0x4a0 mm/mempolicy.c:2416
 alloc_slab_page mm/slub.c:2996 [inline]
 allocate_slab+0x8a/0x330 mm/slub.c:3164
 new_slab mm/slub.c:3218 [inline]
 ___slab_alloc+0xbd1/0x13f0 mm/slub.c:4420
 __slab_alloc+0x55/0xa0 mm/slub.c:4511
 __slab_alloc_node mm/slub.c:4586 [inline]
 slab_alloc_node mm/slub.c:4996 [inline]
 __do_kmalloc_node mm/slub.c:5365 [inline]
 __kmalloc_noprof+0x471/0x7f0 mm/slub.c:5378
 kmalloc_noprof include/linux/slab.h:960 [inline]
 kzalloc_noprof include/linux/slab.h:1090 [inline]
 ieee80211_ibss_build_presp+0x11f/0x1900 net/mac80211/ibss.c:69
 __ieee80211_sta_join_ibss+0x6db/0x1610 net/mac80211/ibss.c:307
 ieee80211_sta_create_ibss+0x300/0x480 net/mac80211/ibss.c:1316
 ieee80211_sta_find_ibss net/mac80211/ibss.c:1445 [inline]
 ieee80211_ibss_work+0xdb6/0x1060 net/mac80211/ibss.c:1662
 cfg80211_wiphy_work+0x2b8/0x470 net/wireless/core.c:435
 process_one_work kernel/workqueue.c:3236 [inline]
 process_scheduled_works+0xade/0x17b0 kernel/workqueue.c:3319
 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3400
 kthread+0x70e/0x8a0 kernel/kthread.c:463
page last free pid 5976 tgid 5976 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1394 [inline]
 __free_frozen_pages+0xbc4/0xd30 mm/page_alloc.c:2894
 __slab_free+0x2e7/0x390 mm/slub.c:5596
 qlink_free mm/kasan/quarantine.c:163 [inline]
 qlist_free_all+0x97/0x140 mm/kasan/quarantine.c:179
 kasan_quarantine_reduce+0x148/0x160 mm/kasan/quarantine.c:286
 __kasan_slab_alloc+0x22/0x80 mm/kasan/common.c:349
 kasan_slab_alloc include/linux/kasan.h:250 [inline]
 slab_post_alloc_hook mm/slub.c:4710 [inline]
 slab_alloc_node mm/slub.c:5008 [inline]
 kmem_cache_alloc_lru_noprof+0x35d/0x6d0 mm/slub.c:5027
 __d_alloc+0x36/0x7a0 fs/dcache.c:1690
 d_alloc_parallel+0xe5/0x15e0 fs/dcache.c:2549
 __lookup_slow+0x116/0x3d0 fs/namei.c:1793
 simple_start_creating+0xfd/0x1e0 fs/libfs.c:2303
 start_creating+0x10f/0x180 fs/debugfs/inode.c:396
 debugfs_create_dir+0x28/0x420 fs/debugfs/inode.c:580
 ieee80211_debugfs_add_netdev net/mac80211/debugfs_netdev.c:1005 [inline]
 ieee80211_debugfs_recreate_netdev+0x1a6/0x1460 net/mac80211/debugfs_netdev.c:1035
 ieee80211_if_add+0xc17/0x1390 net/mac80211/iface.c:2274
 ieee80211_register_hw+0x35b6/0x4100 net/mac80211/main.c:1596
 mac80211_hwsim_new_radio+0x2f0e/0x5340 drivers/net/wireless/virtual/mac80211_hwsim.c:5568

Memory state around the buggy address:
 ffff888024d95c00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff888024d95c80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>ffff888024d95d00: 00 00 00 00 00 00 00 00 00 00 00 00 00 fc fc fc
                                                          ^
 ffff888024d95d80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
 ffff888024d95e00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
==================================================================

final repro crashed as (corrupted=false):
==================================================================
BUG: KASAN: slab-out-of-bounds in __cpa_addr arch/x86/mm/pat/set_memory.c:309 [inline]
BUG: KASAN: slab-out-of-bounds in cpa_flush arch/x86/mm/pat/set_memory.c:449 [inline]
BUG: KASAN: slab-out-of-bounds in change_page_attr_set_clr+0x625/0xfc0 arch/x86/mm/pat/set_memory.c:2115
Read of size 8 at addr ffff888024d95d68 by task syz.0.17/6023

CPU: 0 UID: 0 PID: 6023 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
Call Trace:
 <TASK>
 dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120
 print_address_description mm/kasan/report.c:378 [inline]
 print_report+0xca/0x240 mm/kasan/report.c:482
 kasan_report+0x118/0x150 mm/kasan/report.c:595
 __cpa_addr arch/x86/mm/pat/set_memory.c:309 [inline]
 cpa_flush arch/x86/mm/pat/set_memory.c:449 [inline]
 change_page_attr_set_clr+0x625/0xfc0 arch/x86/mm/pat/set_memory.c:2115
 cpa_set_pages_array arch/x86/mm/pat/set_memory.c:2137 [inline]
 _set_pages_array+0x145/0x270 arch/x86/mm/pat/set_memory.c:2521
 drm_gem_shmem_get_pages_locked+0x2d0/0x440 drivers/gpu/drm/drm_gem_shmem_helper.c:214
 drm_gem_shmem_mmap+0x193/0x460 drivers/gpu/drm/drm_gem_shmem_helper.c:646
 drm_gem_mmap_obj+0x18a/0x4e0 drivers/gpu/drm/drm_gem.c:1167
 drm_gem_mmap+0x384/0x640 drivers/gpu/drm/drm_gem.c:1245
 vfs_mmap include/linux/fs.h:2281 [inline]
 mmap_file mm/internal.h:167 [inline]
 __mmap_new_file_vma mm/vma.c:2413 [inline]
 __mmap_new_vma mm/vma.c:2476 [inline]
 __mmap_region mm/vma.c:2669 [inline]
 mmap_region+0x18ab/0x20c0 mm/vma.c:2739
 do_mmap+0xc45/0x10d0 mm/mmap.c:558
 vm_mmap_pgoff+0x2a6/0x4d0 mm/util.c:580
 ksys_mmap_pgoff+0x51f/0x760 mm/mmap.c:604
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f001358ebe9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffcf2d828e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007f00137c5fa0 RCX: 00007f001358ebe9
RDX: 0000000000000004 RSI: 0000000000004000 RDI: 0000200000001000
RBP: 00007f0013611e19 R08: 0000000000000003 R09: 0000000100000000
R10: 0000000000000011 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f00137c5fa0 R14: 00007f00137c5fa0 R15: 0000000000000006
 </TASK>

Allocated by task 6023:
 kasan_save_stack mm/kasan/common.c:56 [inline]
 kasan_save_track+0x3e/0x80 mm/kasan/common.c:77
 poison_kmalloc_redzone mm/kasan/common.c:397 [inline]
 __kasan_kmalloc+0x93/0xb0 mm/kasan/common.c:414
 kasan_kmalloc include/linux/kasan.h:260 [inline]
 __do_kmalloc_node mm/slub.c:5366 [inline]
 __kvmalloc_node_noprof+0x5cd/0x910 mm/slub.c:6527
 kvmalloc_array_node_noprof include/linux/slab.h:1118 [inline]
 drm_gem_get_pages+0x166/0xa20 drivers/gpu/drm/drm_gem.c:647
 drm_gem_shmem_get_pages_locked+0x201/0x440 drivers/gpu/drm/drm_gem_shmem_helper.c:200
 drm_gem_shmem_mmap+0x193/0x460 drivers/gpu/drm/drm_gem_shmem_helper.c:646
 drm_gem_mmap_obj+0x18a/0x4e0 drivers/gpu/drm/drm_gem.c:1167
 drm_gem_mmap+0x384/0x640 drivers/gpu/drm/drm_gem.c:1245
 vfs_mmap include/linux/fs.h:2281 [inline]
 mmap_file mm/internal.h:167 [inline]
 __mmap_new_file_vma mm/vma.c:2413 [inline]
 __mmap_new_vma mm/vma.c:2476 [inline]
 __mmap_region mm/vma.c:2669 [inline]
 mmap_region+0x18ab/0x20c0 mm/vma.c:2739
 do_mmap+0xc45/0x10d0 mm/mmap.c:558
 vm_mmap_pgoff+0x2a6/0x4d0 mm/util.c:580
 ksys_mmap_pgoff+0x51f/0x760 mm/mmap.c:604
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

The buggy address belongs to the object at ffff888024d95c00
 which belongs to the cache kmalloc-512 of size 512
The buggy address is located 0 bytes to the right of
 allocated 360-byte region [ffff888024d95c00, ffff888024d95d68)

The buggy address belongs to the physical page:
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x24d94
head: order:2 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff)
page_type: f5(slab)
raw: 00fff00000000040 ffff88801a841c80 dead000000000122 0000000000000000
raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000
head: 00fff00000000040 ffff88801a841c80 dead000000000122 0000000000000000
head: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000
head: 00fff00000000002 ffffea0000936501 00000000ffffffff 00000000ffffffff
head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000004
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 2, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 2951, tgid 2951 (kworker/u8:7), ts 91918554030, free_ts 91852670181
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x240/0x2a0 mm/page_alloc.c:1850
 prep_new_page mm/page_alloc.c:1858 [inline]
 get_page_from_freelist+0x21e4/0x22c0 mm/page_alloc.c:3857
 __alloc_frozen_pages_noprof+0x181/0x370 mm/page_alloc.c:5147
 alloc_pages_mpol+0x232/0x4a0 mm/mempolicy.c:2416
 alloc_slab_page mm/slub.c:2996 [inline]
 allocate_slab+0x8a/0x330 mm/slub.c:3164
 new_slab mm/slub.c:3218 [inline]
 ___slab_alloc+0xbd1/0x13f0 mm/slub.c:4420
 __slab_alloc+0x55/0xa0 mm/slub.c:4511
 __slab_alloc_node mm/slub.c:4586 [inline]
 slab_alloc_node mm/slub.c:4996 [inline]
 __do_kmalloc_node mm/slub.c:5365 [inline]
 __kmalloc_noprof+0x471/0x7f0 mm/slub.c:5378
 kmalloc_noprof include/linux/slab.h:960 [inline]
 kzalloc_noprof include/linux/slab.h:1090 [inline]
 ieee80211_ibss_build_presp+0x11f/0x1900 net/mac80211/ibss.c:69
 __ieee80211_sta_join_ibss+0x6db/0x1610 net/mac80211/ibss.c:307
 ieee80211_sta_create_ibss+0x300/0x480 net/mac80211/ibss.c:1316
 ieee80211_sta_find_ibss net/mac80211/ibss.c:1445 [inline]
 ieee80211_ibss_work+0xdb6/0x1060 net/mac80211/ibss.c:1662
 cfg80211_wiphy_work+0x2b8/0x470 net/wireless/core.c:435
 process_one_work kernel/workqueue.c:3236 [inline]
 process_scheduled_works+0xade/0x17b0 kernel/workqueue.c:3319
 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3400
 kthread+0x70e/0x8a0 kernel/kthread.c:463
page last free pid 5976 tgid 5976 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1394 [inline]
 __free_frozen_pages+0xbc4/0xd30 mm/page_alloc.c:2894
 __slab_free+0x2e7/0x390 mm/slub.c:5596
 qlink_free mm/kasan/quarantine.c:163 [inline]
 qlist_free_all+0x97/0x140 mm/kasan/quarantine.c:179
 kasan_quarantine_reduce+0x148/0x160 mm/kasan/quarantine.c:286
 __kasan_slab_alloc+0x22/0x80 mm/kasan/common.c:349
 kasan_slab_alloc include/linux/kasan.h:250 [inline]
 slab_post_alloc_hook mm/slub.c:4710 [inline]
 slab_alloc_node mm/slub.c:5008 [inline]
 kmem_cache_alloc_lru_noprof+0x35d/0x6d0 mm/slub.c:5027
 __d_alloc+0x36/0x7a0 fs/dcache.c:1690
 d_alloc_parallel+0xe5/0x15e0 fs/dcache.c:2549
 __lookup_slow+0x116/0x3d0 fs/namei.c:1793
 simple_start_creating+0xfd/0x1e0 fs/libfs.c:2303
 start_creating+0x10f/0x180 fs/debugfs/inode.c:396
 debugfs_create_dir+0x28/0x420 fs/debugfs/inode.c:580
 ieee80211_debugfs_add_netdev net/mac80211/debugfs_netdev.c:1005 [inline]
 ieee80211_debugfs_recreate_netdev+0x1a6/0x1460 net/mac80211/debugfs_netdev.c:1035
 ieee80211_if_add+0xc17/0x1390 net/mac80211/iface.c:2274
 ieee80211_register_hw+0x35b6/0x4100 net/mac80211/main.c:1596
 mac80211_hwsim_new_radio+0x2f0e/0x5340 drivers/net/wireless/virtual/mac80211_hwsim.c:5568

Memory state around the buggy address:
 ffff888024d95c00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff888024d95c80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>ffff888024d95d00: 00 00 00 00 00 00 00 00 00 00 00 00 00 fc fc fc
                                                          ^
 ffff888024d95d80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
 ffff888024d95e00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
==================================================================