last executing test programs: 15.375062004s ago: executing program 1 (id=2): r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000180)=0x15) ioctl(r0, 0x40204706, &(0x7f0000000200)="0100"/32) ioctl(r0, 0x404c4701, &(0x7f00000001c0)="010000000000000000000000010000000100000001000000000000002000000020000000010000000100"/76) ioctl$TIOCSTI(r0, 0x5412, &(0x7f0000000240)=0xf9) ioctl$TIOCSTI(r0, 0x5412, &(0x7f0000000241)=0x3) ioctl$TIOCSTI(r0, 0x5412, &(0x7f0000000242)=0x3f) ioctl$TIOCSTI(r0, 0x5412, &(0x7f0000000243)=0x1) ioctl$TIOCSTI(r0, 0x5412, &(0x7f0000000244)=0x1c) ioctl$TIOCSTI(r0, 0x5412, &(0x7f0000000245)=0xf9) 15.284186663s ago: executing program 0 (id=5): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000040)='./sys\x00', &(0x7f0000000080)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f00000000c0)='./sys/module/n_gsm/parameters/debug\x00', 0x1, 0x0) write(r0, &(0x7f0000000100)='255\x00', 0x4) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000180)=0x15) ioctl(r1, 0x40204706, &(0x7f0000000200)="0100"/32) ioctl(r1, 0x404c4701, &(0x7f00000001c0)="010000000000000000000000010000000100000001000000000000002000000020000000010000000100"/76) ioctl$TIOCSTI(r1, 0x5412, &(0x7f0000000240)=0xf9) ioctl$TIOCSTI(r1, 0x5412, &(0x7f0000000241)=0x3) ioctl$TIOCSTI(r1, 0x5412, &(0x7f0000000242)=0x3f) ioctl$TIOCSTI(r1, 0x5412, &(0x7f0000000243)=0x1) ioctl$TIOCSTI(r1, 0x5412, &(0x7f0000000245)=0xf9) nanosleep(&(0x7f0000000300)={0x0, 0x1dcd6500}, 0x0) 15.284035857s ago: executing program 3 (id=4): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_CAP_HYPERV_SYNIC(r2, 0x4068aea3, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f00000003c0)={0x1, 0x0, [{0x40000090, 0x0, 0x20}]}) ioctl$KVM_SET_GSI_ROUTING(r1, 0x4008ae6a, &(0x7f0000000400)={0x1, 0x0, [{0x1, 0x4, 0x0, 0x0, @sint}]}) ioctl$KVM_IRQ_LINE(r1, 0x4008ae61, &(0x7f0000000440)={0x1, 0x1}) 14.843517517s ago: executing program 3 (id=6): r0 = socket$unix(0x1, 0x1, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) r3 = socket(0x400000000010, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) socket(0x400000000010, 0x3, 0x0) r5 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCGIFINDEX(r5, 0x8933, &(0x7f0000000100)={'syzkaller0\x00'}) sendmsg$nl_route_sched(r3, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000280)=@newtfilter={0x94, 0x2c, 0xe23, 0x30bd29, 0x25dfdc00, {0x0, 0x0, 0x0, r4, {0xe, 0xf}, {}, {0x7, 0x1}}, [@filter_kind_options=@f_matchall={{0xd}, {0x60, 0x2, [@TCA_MATCHALL_ACT={0x5c, 0x2, [@m_ife={0x58, 0x1, 0x0, 0x0, {{0x8}, {0x30, 0x2, 0x0, 0x1, [@TCA_IFE_PARMS={0x1c, 0x1, {{0x81, 0x8, 0x5, 0xf, 0x3}, 0x1}}, @TCA_IFE_METALST={0x10, 0x6, [@IFE_META_SKBMARK={0x8, 0x1, @val=0xbed27f4c}, @IFE_META_TCINDEX={0x4, 0x5, @void}]}]}, {0x4}, {0xc}, {0xc, 0x8, {0x2, 0x3}}}}]}]}}]}, 0x94}}, 0x800) r6 = openat$tun(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) landlock_create_ruleset(0x0, 0x0, 0x0) close(r6) socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCSIFHWADDR(r6, 0x8914, &(0x7f0000002280)={'syzkaller0\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}) r7 = socket$kcm(0x11, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$kcm(r7, &(0x7f00000000c0)={&(0x7f0000000380)=@xdp={0x2c, 0x7, r8, 0x3e}, 0x80, &(0x7f0000000080)=[{&(0x7f00000009c0)="f1", 0x1}], 0x1}, 0x24024024) 14.680767791s ago: executing program 1 (id=7): mkdirat(0xffffffffffffff9c, 0x0, 0x1ff) write(0xffffffffffffffff, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./debug\x00', &(0x7f00000000c0)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./debug/failslab/probability\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='1', 0x1) unshare(0x44040200) r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./debug/failslab/times\x00', 0x1, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_CREATE(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000044c0)={&(0x7f0000000100)={0x50, 0x2, 0x6, 0x3, 0x0, 0x0, {}, [@IPSET_ATTR_FAMILY={0x5, 0x5, 0xa}, @IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_REVISION={0x5}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz1\x00'}, @IPSET_ATTR_TYPENAME={0x16, 0x3, 'hash:net,port,net\x00'}]}, 0x50}}, 0x0) r3 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_ADD(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000780)=ANY=[@ANYBLOB="74000000090601020000000000000000030000000900020073797a310000000005000100070000004c0007801800018014000240fe8000000000000000000000000000aa1800148014000240fc000000000000000000000000000000060004404e1f0000050007008400000006000540"], 0x74}, 0x1, 0x0, 0x0, 0x10040003}, 0x0) socket$nl_netfilter(0x10, 0x3, 0xc) write(r1, &(0x7f0000000240)='100', 0x3) sendmsg$RDMA_NLDEV_CMD_NEWLINK(0xffffffffffffffff, 0x0, 0x4000) 14.173115443s ago: executing program 0 (id=9): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='none\x00', &(0x7f0000000080)='./debug\x00', &(0x7f00000000c0)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./debug/failslab/probability\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='10', 0x2) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./debug/failslab/ignore-gfp-wait\x00', 0x1, 0x0) close(r1) socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0xc, 0x0, 0x0, &(0x7f0000000080)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_route_sched(r2, &(0x7f0000001200)={0x0, 0x2c, &(0x7f0000000240)={&(0x7f0000000dc0)=@newqdisc={0x2c, 0x24, 0x20, 0x0, 0x25dfdbfd, {0x0, 0x0, 0x0, 0x0, {0xb}, {0xffff, 0xe}, {0x4, 0xf}}, [@TCA_INGRESS_BLOCK={0x8, 0xd, 0x5}]}, 0x2c}}, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./debug/failslab/times\x00', 0x1, 0x0) write(r3, &(0x7f0000000240)='100', 0x3) close(r0) openat$kvm(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r4, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000380)='./proc\x00', 0x1ff) mount(0x0, &(0x7f0000000380)='./proc\x00', &(0x7f0000000400)='proc\x00', 0x0, 0x0) ioctl$KVM_CREATE_GUEST_MEMFD(0xffffffffffffffff, 0xc040aed4, &(0x7f0000000340)={0x1000}) openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x40, 0x1) r5 = syz_open_dev$sndctrl(&(0x7f0000000440), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE(r5, 0x40045532, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000140), 0x40000000040201, 0x0) syz_open_procfs(0x0, &(0x7f00000001c0)='projid_map\x00') 8.364574342s ago: executing program 0 (id=11): mkdir(&(0x7f00000001c0)='./file1\x00', 0xb) mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0x1d7) mkdirat(0xffffffffffffff9c, &(0x7f0000000240)='./file1/file0\x00', 0x0) lsetxattr$trusted_overlay_redirect(&(0x7f0000000180)='./file1/file0\x00', &(0x7f0000000200), 0x0, 0x0, 0x1) mount$bind(&(0x7f0000000100)='.\x00', 0x0, 0x0, 0x1085408, 0x0) mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f00000003c0), 0x40, &(0x7f00000002c0)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file1/file0'}}]}) chdir(&(0x7f00000001c0)='./bus\x00') socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000004c0)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r0, &(0x7f0000000e80)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80}}, {{&(0x7f0000000640)=@file={0x1, './file0/../file0\x00'}, 0x6e, 0x0, 0x0, 0x0, 0x0, 0x4004000}}], 0x2, 0x0) 2.000056463s ago: executing program 0 (id=12): mkdir(&(0x7f0000000000)='./nfsd\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./nfsd\x00', &(0x7f0000000300)='nfsd\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./nfsd/portlist\x00', 0x2, 0x0) write(r0, &(0x7f0000000500)='udp 2049\n', 0x9) r1 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./nfsd/threads\x00', 0x2, 0x0) write(r1, &(0x7f0000000700)='1\n', 0x2) 1.764003661s ago: executing program 2 (id=13): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000040)='./sys\x00', &(0x7f0000000080)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/devices/system/cpu/cpu1/online\x00', 0x1, 0x0) write(r0, &(0x7f0000000180)='0\n\x00', 0x2) write(r0, &(0x7f00000001a0)='1\n\x00', 0x2) close(r0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/devices/system/machinecheck/machinecheck0/check_interval\x00', 0x2, 0x0) write(r1, &(0x7f0000000280)='5\n\x00', 0x2) close(r1) r2 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/devices/system/machinecheck/machinecheck0/tolerant\x00', 0x2, 0x0) write(r2, &(0x7f0000000380)='1\n\x00', 0x2) close(r2) r3 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/devices/system/machinecheck/machinecheck0/bank0\x00', 0x2, 0x0) write(r3, &(0x7f0000000480)='1\n\x00', 0x2) close(r3) r4 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/devices/system/machinecheck/machinecheck0/bank1\x00', 0x2, 0x0) write(r4, &(0x7f0000000580)='1\n\x00', 0x2) 1.402740856s ago: executing program 2 (id=14): r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NL80211_CMD_TDLS_MGMT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r1, 0x5, 0x0, 0x0, {{}, {@val={0x8}, @void}}, [@NL80211_ATTR_TDLS_ACTION={0x5}, @NL80211_ATTR_MAC={0xa}, @NL80211_ATTR_TDLS_DIALOG_TOKEN={0x5}, @NL80211_ATTR_IE={0x4}]}, 0x3c}}, 0x0) 975.208275ms ago: executing program 2 (id=15): openat$ptmx(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) 963.024337ms ago: executing program 0 (id=16): r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=@newlink={0x30, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_MTU={0x8, 0x4, 0x44}, @IFLA_GROUP={0x8}]}, 0x30}}, 0x0) r1 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r1, &(0x7f0000000000)={0x2, 0x4e20, @multicast2}, 0x10) sendmmsg$inet(r1, &(0x7f0000000740)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000003ac0)="bb", 0x1}], 0x1}}, {{0x0, 0x0, &(0x7f0000004200)=[{&(0x7f00000001c0)="5a93f8b25eabafa3997fcf0068bfdf4b6db2997a52846a38dac5a545e912cd6b4ced1fedd92c1fa0afab1c4ee981049fde0806bb84989a69b540d6910ca212cb9b5e65f99979c19493", 0x49}], 0x1}}, {{0x0, 0x0, &(0x7f0000001840)=[{&(0x7f0000000540)="0000585195c18b846c3088f2fc66b8da53aca86a2f993fa22ada03476b025b0800000000000000fa6303d4808d2b4955ecd0cfe25cd6425819161e305a8f387300895f031b027ba7c6ebf1d5385027b2ffd8fb", 0x53}, {&(0x7f0000000840)="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", 0x30d}], 0x2}}], 0x3, 0x60cd894) 958.264251ms ago: executing program 1 (id=17): mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(0x0, 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff) mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff) 939.846963ms ago: executing program 2 (id=18): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./config\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./config\x00', &(0x7f0000000300)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000400)='./config/usb_gadget/g1\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./config/usb_gadget/g1/idVendor\x00', 0x1, 0x1ff) write(r0, &(0x7f0000000600)='0x1d6b\x00', 0x7) close(r0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./config/usb_gadget/g1/idProduct\x00', 0x1, 0x1ff) write(r1, &(0x7f0000000800)='0x0104\x00', 0x7) close(r1) mkdirat(0xffffffffffffff9c, &(0x7f0000000900)='./config/usb_gadget/g1/configs/c1.1\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000a00)='./config/usb_gadget/g1/functions/hid.usb0\x00', 0x1ff) r2 = openat(0xffffffffffffff9c, &(0x7f0000000b00)='./config/usb_gadget/g1/functions/hid.usb0/subclass\x00', 0x1, 0x1ff) write(r2, &(0x7f0000000c00)='1\x00', 0x2) close(r2) r3 = openat(0xffffffffffffff9c, &(0x7f0000000d00)='./config/usb_gadget/g1/functions/hid.usb0/protocol\x00', 0x1, 0x1ff) write(r3, &(0x7f0000000e00)='1\x00', 0x2) close(r3) r4 = openat(0xffffffffffffff9c, &(0x7f0000000f00)='./config/usb_gadget/g1/functions/hid.usb0/report_length\x00', 0x1, 0x1ff) write(r4, &(0x7f0000001000)='8\x00', 0x2) close(r4) write(0xffffffffffffffff, &(0x7f0000001200)="05010906a101050719e029e71500250175019508810295017508810195057501050819012905910295017503910195067508150025650507190029658100c0", 0x3f) 933.927724ms ago: executing program 3 (id=19): r0 = openat(0xffffffffffffff9c, &(0x7f0000001500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1/lun/lun_0/alua_tg_pt_offline\x00', 0x1, 0x0) write(r0, &(0x7f0000001600)='1', 0x1) 864.900216ms ago: executing program 2 (id=20): r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000040)='dctcp', 0x5) bind$inet6(r0, &(0x7f0000000080)={0xa, 0x2, 0x200, @loopback, 0x7}, 0x1c) sendto$inet6(r0, 0x0, 0x0, 0x20040000, &(0x7f0000000140)={0xa, 0x2, 0xffff, @loopback, 0x1}, 0x1c) write$P9_RMKNOD(r0, &(0x7f0000000280)={0x14, 0x13, 0xffff, {0x4, 0x2}}, 0xfffffcb9) 864.697106ms ago: executing program 3 (id=21): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracing\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./tracing\x00', &(0x7f0000000300)='tracefs\x00', 0x0, 0x0) syz_create_resource$binfmt(&(0x7f0000000400)='./file0\x00') r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./tracing/uprobe_events\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='p:myevent ./file0:0x10a\x00', 0x17) 863.91462ms ago: executing program 1 (id=22): mount(0x0, 0x0, 0x0, 0x8024, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./debug\x00', &(0x7f00000000c0)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./debug/failslab/probability\x00', 0x48001, 0x0) write(r0, &(0x7f0000000140)='1', 0x1) r1 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r1, &(0x7f0000000040)={0x2, 0x4e21, @local}, 0x10) setsockopt$inet_tcp_int(r1, 0x6, 0x210000000013, &(0x7f00000000c0)=0x100000001, 0x4) connect$inet(r1, &(0x7f0000000180)={0x2, 0x4e21, @local}, 0x10) setsockopt$inet_tcp_TCP_REPAIR(r1, 0x6, 0x13, &(0x7f00000001c0), 0x4) sendto$inet(r1, &(0x7f00000004c0)="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", 0x109e8, 0x805, 0x0, 0x6) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./debug/failslab/times\x00', 0x1, 0x0) write(r2, &(0x7f0000000240)='100', 0x3) socket$alg(0x26, 0x5, 0x0) r3 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$IP_VS_SO_SET_ADD(r3, 0x0, 0x482, &(0x7f0000000040)={0x11, @multicast2, 0x0, 0x3, 'lblcr\x00', 0x13, 0x0, 0xc}, 0x2c) 807.652045ms ago: executing program 3 (id=23): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='none\x00', &(0x7f0000000080)='./debug\x00', &(0x7f00000000c0)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./debug/failslab/probability\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='10', 0x2) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./debug/failslab/ignore-gfp-wait\x00', 0x1, 0x0) close(r1) socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0xc, 0x0, 0x0, &(0x7f0000000080)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_route_sched(r2, &(0x7f0000001200)={0x0, 0x2c, &(0x7f0000000240)={&(0x7f0000000dc0)=@newqdisc={0x2c, 0x24, 0x20, 0x0, 0x25dfdbfd, {0x0, 0x0, 0x0, 0x0, {0xb}, {0xffff, 0xe}, {0x4, 0xf}}, [@TCA_INGRESS_BLOCK={0x8, 0xd, 0x5}]}, 0x2c}}, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./debug/failslab/times\x00', 0x1, 0x0) write(r3, &(0x7f0000000240)='100', 0x3) close(r0) openat$kvm(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r4, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000380)='./proc\x00', 0x1ff) mount(0x0, &(0x7f0000000380)='./proc\x00', &(0x7f0000000400)='proc\x00', 0x0, 0x0) ioctl$KVM_CREATE_GUEST_MEMFD(0xffffffffffffffff, 0xc040aed4, &(0x7f0000000340)={0x1000}) openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x40, 0x1) r5 = syz_open_dev$sndctrl(&(0x7f0000000440), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE(r5, 0x40045532, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000140), 0x40000000040201, 0x0) syz_open_procfs(0x0, &(0x7f00000001c0)='projid_map\x00') 688.564216ms ago: executing program 3 (id=24): mkdirat(0xffffffffffffff9c, 0x0, 0x1ff) write(0xffffffffffffffff, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./debug\x00', &(0x7f00000000c0)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./debug/failslab/probability\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='1', 0x1) unshare(0x44040200) openat(0xffffffffffffff9c, &(0x7f0000000200)='./debug/failslab/times\x00', 0x1, 0x0) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_CREATE(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000044c0)={&(0x7f0000000100)={0x50, 0x2, 0x6, 0x3, 0x0, 0x0, {}, [@IPSET_ATTR_FAMILY={0x5, 0x5, 0xa}, @IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_REVISION={0x5}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz1\x00'}, @IPSET_ATTR_TYPENAME={0x16, 0x3, 'hash:net,port,net\x00'}]}, 0x50}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_ADD(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000780)=ANY=[@ANYBLOB="74000000090601020000000000000000030000000900020073797a310000000005000100070000004c0007801800018014000240fe8000000000000000000000000000aa1800148014000240fc000000000000000000000000000000060004404e1f0000050007008400000006000540"], 0x74}, 0x1, 0x0, 0x0, 0x10040003}, 0x0) 675.483596ms ago: executing program 0 (id=25): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./myconfig\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./myconfig\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./myconfig/usb_gadget/g1\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000400)='./myconfig/usb_gadget/g1/configs/c.1\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000500)='./myconfig/usb_gadget/g1/functions/acm.usb0\x00', 0x1ff) symlinkat(&(0x7f0000000600)='./myconfig/usb_gadget/g1/functions/acm.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000700)='./myconfig/usb_gadget/g1/configs/c.1/acm.usb0\x00') r0 = openat(0xffffffffffffff9c, &(0x7f0000000800)='./myconfig/usb_gadget/g1/max_speed\x00', 0x1, 0x0) write(r0, &(0x7f0000000900)='super-speed', 0xb) close(r0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000d00)='./myconfig/usb_gadget/g1/idVendor\x00', 0x1, 0x0) write(r1, &(0x7f0000000e00)='0x0525', 0x6) close(r1) r2 = openat(0xffffffffffffff9c, &(0x7f0000000f00)='./myconfig/usb_gadget/g1/idProduct\x00', 0x1, 0x0) write(r2, &(0x7f0000001000)='0xa4a6', 0x6) close(r2) r3 = openat(0xffffffffffffff9c, &(0x7f0000000a00)='./myconfig/usb_gadget/g1/UDC\x00', 0x1, 0x0) write(r3, &(0x7f0000000b00)='dummy_udc.0', 0xb) close(r3) mkdirat(0xffffffffffffff9c, &(0x7f0000002000)='./mydev\x00', 0x1ff) mount(0x0, &(0x7f0000002100)='./mydev\x00', &(0x7f0000002200)='devtmpfs\x00', 0x0, 0x0) nanosleep(&(0x7f0000000c00)={0x0, 0x5f5e100}, 0x0) nanosleep(&(0x7f0000000c00)={0x0, 0x5f5e100}, 0x0) nanosleep(&(0x7f0000000c00)={0x0, 0x5f5e100}, 0x0) nanosleep(&(0x7f0000000c00)={0x0, 0x5f5e100}, 0x0) nanosleep(&(0x7f0000000c00)={0x0, 0x5f5e100}, 0x0) nanosleep(&(0x7f0000000c00)={0x0, 0x5f5e100}, 0x0) nanosleep(&(0x7f0000000c00)={0x0, 0x5f5e100}, 0x0) nanosleep(&(0x7f0000000c00)={0x0, 0x5f5e100}, 0x0) nanosleep(&(0x7f0000000c00)={0x0, 0x5f5e100}, 0x0) nanosleep(&(0x7f0000000c00)={0x0, 0x5f5e100}, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000002300)='./mydev/ttyACM0\x00', 0x802, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000002400)='./mydev/kmsg\x00', 0x1, 0x0) write(r5, &(0x7f0000002500)='hello world\n', 0xc) close(r5) read(r4, &(0x7f0000002600), 0x100) 25.818843ms ago: executing program 2 (id=26): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000200)='./my_configfs\x00', &(0x7f0000000300)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000500)='./my_configfs/usb_gadget/g1\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000700)='./my_configfs/usb_gadget/g1/functions/uvc.usb0\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000800)='./my_configfs/usb_gadget/g1/configs/c.1\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/usb_gadget/g1/configs/c.1/strings/0x409\x00', 0x1ff) mkdirat(0xffffffffffffff9c, 0x0, 0x1ff) chdir(&(0x7f0000000b00)='./my_configfs/usb_gadget/g1/functions/uvc.usb0\x00') mkdirat(0xffffffffffffff9c, &(0x7f0000000c00)='control/header/h\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000d00)='streaming/header/h\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000e00)='streaming/uncompressed/u\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000f00)='streaming/uncompressed/u/360p\x00', 0x1ff) symlink(&(0x7f0000001000)='control/header/h\x00', &(0x7f0000001100)='control/class/fs/h\x00') symlink(&(0x7f0000001200)='control/header/h\x00', 0x0) symlink(&(0x7f0000001400)='streaming/uncompressed/u\x00', &(0x7f0000001500)='streaming/header/h/u\x00') symlink(&(0x7f0000001600)='streaming/header/h\x00', &(0x7f0000001700)='streaming/class/fs/h\x00') symlink(&(0x7f0000001800)='streaming/header/h\x00', &(0x7f0000001900)='streaming/class/hs/h\x00') symlink(&(0x7f0000001a00)='streaming/header/h\x00', &(0x7f0000001b00)='streaming/class/ss/h\x00') fchdir(r0) symlink(&(0x7f0000001c00)='functions/uvc.usb0\x00', &(0x7f0000001d00)='configs/c.1/uvc.usb0\x00') r1 = openat(0xffffffffffffff9c, &(0x7f0000001e00)='UDC\x00', 0x1, 0x0) write(r1, &(0x7f0000001f00)='usbip-vudc.0\x00', 0xc) nanosleep(&(0x7f0000002000)={0x0, 0x5f5e100}, 0x0) r2 = syz_open_dev$video(&(0x7f0000002100), 0x0, 0x2) ioctl$VIDIOC_SUBSCRIBE_EVENT(r2, 0x4020565a, &(0x7f0000002a00)={0x8000004}) close(r2) 0s ago: executing program 1 (id=27): seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x2c, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x80, 0x0, 0x7fc00100}]}) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x8031, 0xffffffffffffffff, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) open(&(0x7f0000000000)='./file1\x00', 0x109042, 0x0) syz_usb_connect(0x0, 0x371, &(0x7f0000000280)=ANY=[@ANYBLOB="1201000057ec0020c215dcff30bd010203010902"], 0x0) openat(0xffffffffffffff9c, &(0x7f0000000200)='.\x00', 0x0, 0x0) socket$nl_route(0x10, 0x3, 0x0) syz_open_dev$usbfs(&(0x7f0000000180), 0x10000001d, 0x8041) socket$nl_generic(0x10, 0x3, 0x10) socket$inet_udp(0x2, 0x2, 0x0) openat$adsp1(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) syz_open_dev$dri(&(0x7f0000000180), 0x1, 0x20000) syz_open_dev$dri(&(0x7f00000008c0), 0xd21, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x16, 0x3, &(0x7f00000006c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x1, '\x00', 0x0, @fallback=0x20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) openat$sysfs(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/power/disk', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000600)='.\x00', 0x0, 0x8) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.freeze\x00', 0x275a, 0x0) r1 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) ioctl$sock_bt_hci(r1, 0x400448cb, 0x0) syz_emit_vhci(&(0x7f0000000000)=ANY=[@ANYBLOB="040e0402030c", @ANYRES64=r0], 0x7) kernel console output (not intermixed with test programs): 49/0x260 [ 64.136946][ C2] ? find_held_lock+0x2b/0x80 [ 64.136958][ C2] ? uprobe_clear_state+0x5f/0x260 [ 64.136972][ C2] ? __mutex_unlock_slowpath+0x35d/0x930 [ 64.136991][ C2] ? arch_uprobe_clear_state+0x107/0x150 [ 64.137009][ C2] __mmput+0x12a/0x410 [ 64.137022][ C2] mmput+0x67/0x80 [ 64.137033][ C2] do_exit+0x8b1/0x2ae0 [ 64.137049][ C2] ? preempt_schedule_thunk+0x16/0x40 [ 64.137067][ C2] ? __pfx_do_exit+0x10/0x10 [ 64.137081][ C2] ? preempt_schedule_thunk+0x16/0x40 [ 64.137121][ C2] do_group_exit+0xd5/0x2a0 [ 64.137139][ C2] __ia32_sys_exit_group+0x3e/0x50 [ 64.137154][ C2] ia32_sys_call+0x19ea/0x19f0 [ 64.137170][ C2] __do_fast_syscall_32+0xe7/0x970 [ 64.137186][ C2] do_fast_syscall_32+0x32/0x70 [ 64.137200][ C2] entry_SYSENTER_compat_after_hwframe+0x84/0x8e [ 64.137214][ C2] RIP: 0023:0xf7f15fec [ 64.137223][ C2] Code: Unable to access opcode bytes at 0xf7f15fc2. [ 64.137228][ C2] RSP: 002b:00000000ff8d882c EFLAGS: 00000282 ORIG_RAX: 00000000000000fc [ 64.137238][ C2] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000000000 [ 64.137245][ C2] RDX: 0000000000000000 RSI: 00000000ffffff9c RDI: 00000000f7148459 [ 64.137252][ C2] RBP: 00000000f73a6ff4 R08: 0000000000000000 R09: 0000000000000000 [ 64.137258][ C2] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 [ 64.137264][ C2] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 64.137277][ C2] [ 64.137285][ C0] CPU: 0 UID: 0 PID: 5154 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 64.137302][ C0] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.137313][ C0] Call Trace: [ 64.137320][ C0] [ 64.137327][ C0] dump_stack_lvl+0x100/0x190 [ 64.137351][ C0] should_fail_ex.cold+0x5/0xa [ 64.137369][ C0] should_failslab+0xc2/0x120 [ 64.137389][ C0] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 64.137413][ C0] ? __alloc_skb+0x5b7/0x710 [ 64.137435][ C0] ? __alloc_skb+0x140/0x710 [ 64.137458][ C0] __alloc_skb+0x140/0x710 [ 64.137475][ C0] ? __alloc_skb+0x5b7/0x710 [ 64.137497][ C0] ? __pfx___alloc_skb+0x10/0x10 [ 64.137520][ C0] ? lock_acquire+0x1b9/0x370 [ 64.137546][ C0] __netdev_alloc_skb+0x7a/0x960 [ 64.137570][ C0] __ieee80211_beacon_get+0xba1/0x1ee0 [ 64.137596][ C0] ? __lock_acquire+0x49f/0x1a40 [ 64.137625][ C0] ieee80211_beacon_get_tim+0xa6/0x280 [ 64.137641][ C0] ? __pfx_ieee80211_beacon_get_tim+0x10/0x10 [ 64.137660][ C0] mac80211_hwsim_beacon_tx+0x4c7/0xa00 [ 64.137681][ C0] __iterate_interfaces+0x2e6/0x650 [ 64.137695][ C0] ? __pfx_mac80211_hwsim_beacon_tx+0x10/0x10 [ 64.137712][ C0] ? __pfx_mac80211_hwsim_beacon_tx+0x10/0x10 [ 64.137728][ C0] ieee80211_iterate_active_interfaces_atomic+0x71/0x1b0 [ 64.137745][ C0] mac80211_hwsim_beacon+0xe5/0x2a0 [ 64.137760][ C0] ? __pfx_mac80211_hwsim_beacon+0x10/0x10 [ 64.137772][ C0] __hrtimer_run_queues+0x462/0x9c0 [ 64.137790][ C0] hrtimer_run_softirq+0x17d/0x2c0 [ 64.137805][ C0] handle_softirqs+0x1ea/0x9b0 [ 64.137819][ C0] ? __pfx_handle_softirqs+0x10/0x10 [ 64.137832][ C0] ? _raw_spin_unlock+0x28/0x50 [ 64.137843][ C0] ? __hrtimer_rearm_deferred+0x9b/0x720 [ 64.137859][ C0] __irq_exit_rcu+0x162/0x210 [ 64.137871][ C0] irq_exit_rcu+0x9/0x30 [ 64.137882][ C0] sysvec_apic_timer_interrupt+0xa3/0xc0 [ 64.137895][ C0] [ 64.137899][ C0] [ 64.137903][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 64.137915][ C0] RIP: 0010:vprintk_emit+0x553/0x6b0 [ 64.137930][ C0] Code: 00 4d 85 ed 0f 85 1b 01 00 00 e8 08 93 21 00 9c 5d 81 e5 00 02 00 00 31 ff 48 89 ee e8 96 8d 21 00 48 85 ed 0f 85 27 01 00 00 e8 92 21 00 45 31 c9 41 b8 01 00 00 00 31 c9 48 8d 05 00 00 00 [ 64.137941][ C0] RSP: 0018:ffffc9000de8fc58 EFLAGS: 00000293 [ 64.137950][ C0] RAX: 0000000000000000 RBX: 0000000000000060 RCX: ffffffff81e81a8a [ 64.137957][ C0] RDX: ffff888024448000 RSI: ffffffff81e81a94 RDI: ffff888024448000 [ 64.137965][ C0] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000000 [ 64.137971][ C0] R10: 0000000000000000 R11: 0000000000000000 R12: 1ffff92001bd1f8d [ 64.137978][ C0] R13: 0000000000000200 R14: ffff888028122540 R15: ffffc9000de8fd20 [ 64.137988][ C0] ? vprintk_emit+0x66a/0x6b0 [ 64.138001][ C0] ? vprintk_emit+0x674/0x6b0 [ 64.138016][ C0] ? vprintk_emit+0x674/0x6b0 [ 64.138029][ C0] ? __pfx_vprintk_emit+0x10/0x10 [ 64.138046][ C0] _printk+0xcf/0x110 [ 64.138058][ C0] ? __pfx__printk+0x10/0x10 [ 64.138071][ C0] ? __pfx____ratelimit+0x10/0x10 [ 64.138087][ C0] should_fail_ex+0x4e4/0x640 [ 64.138106][ C0] should_failslab+0xc2/0x120 [ 64.138122][ C0] kmem_cache_alloc_noprof+0x91/0x6a0 [ 64.138136][ C0] ? do_getname+0x35/0x390 [ 64.138152][ C0] do_getname+0x35/0x390 [ 64.138167][ C0] __x64_sys_unlink+0x36/0x70 [ 64.138180][ C0] do_syscall_64+0x115/0x840 [ 64.138193][ C0] ? clear_bhb_loop+0x40/0x90 [ 64.138206][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 64.138218][ C0] RIP: 0033:0x7f4e0f715937 [ 64.138227][ C0] Code: 00 00 e9 a9 fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 5f 00 00 00 0f 05 c3 0f 1f 84 00 00 00 00 00 b8 57 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 91 b4 0d 00 f7 d8 64 89 02 b8 [ 64.138238][ C0] RSP: 002b:00007ffe4cbab658 EFLAGS: 00000202 ORIG_RAX: 0000000000000057 [ 64.138252][ C0] RAX: ffffffffffffffda RBX: 0000000000000bb8 RCX: 00007f4e0f715937 [ 64.138259][ C0] RDX: 0000000000000000 RSI: 0000000003c14dc0 RDI: 000056508ff2002e [ 64.138266][ C0] RBP: 0000000000000000 R08: 0000000003d08f33 R09: 0000000000000001 [ 64.138273][ C0] R10: 0000000000002e2c R11: 0000000000000202 R12: 0000000000000000 [ 64.138279][ C0] R13: 000056508ff3b100 R14: 0000000000000001 R15: 0000000000000000 [ 64.138293][ C0] [ 64.138301][ T5963] CPU: 3 UID: 0 PID: 5963 Comm: syz.0.16 Not tainted syzkaller #0 PREEMPT(full) [ 64.138322][ T5963] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.138332][ T5963] Call Trace: [ 64.138338][ T5963] [ 64.138344][ T5963] dump_stack_lvl+0x100/0x190 [ 64.138366][ T5963] should_fail_ex.cold+0x5/0xa [ 64.138384][ T5963] should_failslab+0xc2/0x120 [ 64.138432][ T5963] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 64.138454][ T5963] ? __alloc_skb+0x140/0x710 [ 64.138479][ T5963] __alloc_skb+0x140/0x710 [ 64.138498][ T5963] ? __alloc_skb+0x5b7/0x710 [ 64.138518][ T5963] ? __pfx___alloc_skb+0x10/0x10 [ 64.138532][ C0] FAULT_INJECTION: forcing a failure. [ 64.138532][ C0] name failslab, interval 1, probability 10, space 0, times 77 [ 64.138539][ T5963] ? if_nlmsg_size+0x4b/0xd80 [ 64.138582][ T5963] rtmsg_ifinfo_build_skb+0x81/0x260 [ 64.138605][ T5963] rtnetlink_event+0x137/0x1f0 [ 64.138623][ T5963] notifier_call_chain+0x99/0x3f0 [ 64.138650][ T5963] call_netdevice_notifiers_info+0xbe/0x110 [ 64.138678][ T5963] netif_set_mtu_ext+0x48b/0x7b0 [ 64.138702][ T5963] ? __pfx_netif_set_mtu_ext+0x10/0x10 [ 64.138726][ T5963] ? __pfx_validate_linkmsg+0x10/0x10 [ 64.138748][ T5963] ? netdev_work_dequeue+0x10a/0x310 [ 64.138772][ T5963] ? __local_bh_enable_ip+0x9e/0x120 [ 64.138791][ T5963] ? netdev_work_dequeue+0x10a/0x310 [ 64.138819][ T5963] do_setlink.isra.0+0x7f9/0x3e60 [ 64.138846][ T5963] ? rcu_is_watching+0x12/0xc0 [ 64.138868][ T5963] ? __pfx_do_setlink.isra.0+0x10/0x10 [ 64.138894][ T5963] ? __lock_acquire+0x49f/0x1a40 [ 64.138922][ T5963] ? do_raw_spin_lock+0x128/0x260 [ 64.138941][ T5963] ? find_held_lock+0x2b/0x80 [ 64.138960][ T5963] ? debug_mutex_remove_waiter+0xa0/0x320 [ 64.138980][ T5963] ? debug_mutex_remove_waiter+0xa0/0x320 [ 64.139003][ T5963] ? mark_held_locks+0x40/0x70 [ 64.139028][ T5963] ? _raw_spin_unlock_irqrestore+0x52/0x80 [ 64.139045][ T5963] ? __mutex_lock+0x82c/0x1bd0 [ 64.139063][ T5963] ? lockdep_hardirqs_on+0x78/0x100 [ 64.139083][ T5963] ? __mutex_lock+0x82c/0x1bd0 [ 64.139102][ T5963] ? __mutex_lock+0x26d/0x1bd0 [ 64.139121][ T5963] ? rtnl_newlink+0x8bb/0x2380 [ 64.139148][ T5963] ? __pfx___mutex_lock+0x10/0x10 [ 64.139168][ T5963] ? rcu_is_watching+0x12/0xc0 [ 64.139188][ T5963] ? apparmor_capable+0x1d7/0x4d0 [ 64.139220][ T5963] rtnl_newlink+0x1b7e/0x2380 [ 64.139258][ T5963] ? __pfx_rtnl_newlink+0x10/0x10 [ 64.139280][ T5963] ? rcu_is_watching+0x12/0xc0 [ 64.139299][ T5963] ? kasan_quarantine_put+0x104/0x240 [ 64.139319][ T5963] ? lockdep_hardirqs_on+0x78/0x100 [ 64.139340][ T5963] ? kfree_skbmem+0x19a/0x210 [ 64.139357][ T5963] ? kmem_cache_free+0x127/0x6b0 [ 64.139380][ T5963] ? __lock_acquire+0x49f/0x1a40 [ 64.139406][ T5963] ? find_held_lock+0x2b/0x80 [ 64.139432][ T5963] ? find_held_lock+0x2b/0x80 [ 64.139451][ T5963] ? rtnetlink_rcv_msg+0x93a/0xe90 [ 64.139473][ T5963] ? rtnetlink_rcv_msg+0x93a/0xe90 [ 64.139498][ T5963] ? __pfx_rtnl_newlink+0x10/0x10 [ 64.139521][ T5963] rtnetlink_rcv_msg+0x95e/0xe90 [ 64.139547][ T5963] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 64.139576][ T5963] ? ref_tracker_free+0x37e/0x6c0 [ 64.139596][ T5963] netlink_rcv_skb+0x159/0x420 [ 64.139615][ T5963] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 64.139639][ T5963] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 64.139666][ T5963] ? netlink_deliver_tap+0x1ae/0xcc0 [ 64.139687][ T5963] netlink_unicast+0x585/0x850 [ 64.139709][ T5963] ? __pfx_netlink_unicast+0x10/0x10 [ 64.139733][ T5963] netlink_sendmsg+0x8b0/0xda0 [ 64.139756][ T5963] ? __pfx_netlink_sendmsg+0x10/0x10 [ 64.139777][ T5963] ? apparmor_socket_sendmsg+0x15b/0x270 [ 64.139799][ T5963] ____sys_sendmsg+0xa4d/0xbe0 [ 64.139815][ T5963] ? __pfx_netlink_sendmsg+0x10/0x10 [ 64.139836][ T5963] ? __pfx_____sys_sendmsg+0x10/0x10 [ 64.139863][ T5963] ___sys_sendmsg+0x190/0x1e0 [ 64.139883][ T5963] ? __pfx____sys_sendmsg+0x10/0x10 [ 64.139902][ T5963] ? futex_wait+0x11e/0x370 [ 64.139931][ T5963] ? find_held_lock+0x2b/0x80 [ 64.139966][ T5963] __sys_sendmsg+0x160/0x210 [ 64.139989][ T5963] ? __pfx___sys_sendmsg+0x10/0x10 [ 64.140024][ T5963] __do_fast_syscall_32+0xe7/0x970 [ 64.140048][ T5963] do_fast_syscall_32+0x32/0x70 [ 64.140069][ T5963] entry_SYSENTER_compat_after_hwframe+0x84/0x8e [ 64.140090][ T5963] RIP: 0023:0xf7f75fec [ 64.140108][ T5963] Code: Unable to access opcode bytes at 0xf7f75fc2. [ 64.140115][ T5963] RSP: 002b:00000000f543650c EFLAGS: 00000292 ORIG_RAX: 0000000000000172 [ 64.140130][ T5963] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000080000140 [ 64.140139][ T5963] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 64.140147][ T5963] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 64.140155][ T5963] R10: 0000000000000000 R11: 0000000000000292 R12: 0000000000000000 [ 64.140165][ T5963] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 64.140186][ T5963] [ 64.140605][ C0] CPU: 0 UID: 0 PID: 5154 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 64.140619][ C0] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.140626][ C0] Call Trace: [ 64.140630][ C0] [ 64.140634][ C0] dump_stack_lvl+0x100/0x190 [ 64.140632][ T5963] FAULT_INJECTION: forcing a failure. [ 64.140632][ T5963] name failslab, interval 1, probability 10, space 0, times 76 [ 64.140648][ C0] should_fail_ex.cold+0x5/0xa [ 64.140660][ C0] should_failslab+0xc2/0x120 [ 64.140676][ C0] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 64.140691][ C0] ? __alloc_skb+0x140/0x710 [ 64.140708][ C0] __alloc_skb+0x140/0x710 [ 64.140721][ C0] ? __alloc_skb+0x5b7/0x710 [ 64.140735][ C0] ? __pfx___alloc_skb+0x10/0x10 [ 64.140749][ C0] ? do_raw_spin_lock+0x128/0x260 [ 64.140764][ C0] skb_copy+0x1ca/0x3a0 [ 64.140779][ C0] mac80211_hwsim_tx_frame_no_nl+0xc7f/0x1830 [ 64.140799][ C0] ? __pfx_mac80211_hwsim_tx_frame_no_nl+0x10/0x10 [ 64.140815][ C0] ? __ieee80211_beacon_get+0x7df/0x1ee0 [ 64.140832][ C0] ? __lock_acquire+0x49f/0x1a40 [ 64.140851][ C0] ? ieee80211_beacon_get_tim+0x1c8/0x280 [ 64.140868][ C0] mac80211_hwsim_tx_frame+0x1b7/0x250 [ 64.140885][ C0] mac80211_hwsim_beacon_tx+0x56c/0xa00 [ 64.140905][ C0] __iterate_interfaces+0x2e6/0x650 [ 64.140919][ C0] ? __pfx_mac80211_hwsim_beacon_tx+0x10/0x10 [ 64.140936][ C0] ? __pfx_mac80211_hwsim_beacon_tx+0x10/0x10 [ 64.140952][ C0] ieee80211_iterate_active_interfaces_atomic+0x71/0x1b0 [ 64.140969][ C0] mac80211_hwsim_beacon+0xe5/0x2a0 [ 64.140982][ C0] ? __pfx_mac80211_hwsim_beacon+0x10/0x10 [ 64.140994][ C0] __hrtimer_run_queues+0x462/0x9c0 [ 64.141012][ C0] hrtimer_run_softirq+0x17d/0x2c0 [ 64.141027][ C0] handle_softirqs+0x1ea/0x9b0 [ 64.141041][ C0] ? __pfx_handle_softirqs+0x10/0x10 [ 64.141054][ C0] ? _raw_spin_unlock+0x28/0x50 [ 64.141065][ C0] ? __hrtimer_rearm_deferred+0x9b/0x720 [ 64.141081][ C0] __irq_exit_rcu+0x162/0x210 [ 64.141093][ C0] irq_exit_rcu+0x9/0x30 [ 64.141105][ C0] sysvec_apic_timer_interrupt+0xa3/0xc0 [ 64.141117][ C0] [ 64.141121][ C0] [ 64.141125][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 64.141138][ C0] RIP: 0010:vprintk_emit+0x553/0x6b0 [ 64.141152][ C0] Code: 00 4d 85 ed 0f 85 1b 01 00 00 e8 08 93 21 00 9c 5d 81 e5 00 02 00 00 31 ff 48 89 ee e8 96 8d 21 00 48 85 ed 0f 85 27 01 00 00 e8 92 21 00 45 31 c9 41 b8 01 00 00 00 31 c9 48 8d 05 00 00 00 [ 64.141163][ C0] RSP: 0018:ffffc9000de8fc58 EFLAGS: 00000293 [ 64.141171][ C0] RAX: 0000000000000000 RBX: 0000000000000060 RCX: ffffffff81e81a8a [ 64.141178][ C0] RDX: ffff888024448000 RSI: ffffffff81e81a94 RDI: ffff888024448000 [ 64.141185][ C0] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000000 [ 64.141192][ C0] R10: 0000000000000000 R11: 0000000000000000 R12: 1ffff92001bd1f8d [ 64.141199][ C0] R13: 0000000000000200 R14: ffff888028122540 R15: ffffc9000de8fd20 [ 64.141209][ C0] ? vprintk_emit+0x66a/0x6b0 [ 64.141222][ C0] ? vprintk_emit+0x674/0x6b0 [ 64.141236][ C0] ? vprintk_emit+0x674/0x6b0 [ 64.141254][ C0] ? __pfx_vprintk_emit+0x10/0x10 [ 64.141272][ C0] _printk+0xcf/0x110 [ 64.141282][ C0] ? __pfx__printk+0x10/0x10 [ 64.141296][ C0] ? __pfx____ratelimit+0x10/0x10 [ 64.141311][ C0] should_fail_ex+0x4e4/0x640 [ 64.141330][ C0] should_failslab+0xc2/0x120 [ 64.141345][ C0] kmem_cache_alloc_noprof+0x91/0x6a0 [ 64.141359][ C0] ? do_getname+0x35/0x390 [ 64.141375][ C0] do_getname+0x35/0x390 [ 64.141402][ C0] __x64_sys_unlink+0x36/0x70 [ 64.141417][ C0] do_syscall_64+0x115/0x840 [ 64.141432][ C0] ? clear_bhb_loop+0x40/0x90 [ 64.141445][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 64.141457][ C0] RIP: 0033:0x7f4e0f715937 [ 64.141466][ C0] Code: 00 00 e9 a9 fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 5f 00 00 00 0f 05 c3 0f 1f 84 00 00 00 00 00 b8 57 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 91 b4 0d 00 f7 d8 64 89 02 b8 [ 64.141476][ C0] RSP: 002b:00007ffe4cbab658 EFLAGS: 00000202 ORIG_RAX: 0000000000000057 [ 64.141486][ C0] RAX: ffffffffffffffda RBX: 0000000000000bb8 RCX: 00007f4e0f715937 [ 64.141493][ C0] RDX: 0000000000000000 RSI: 0000000003c14dc0 RDI: 000056508ff2002e [ 64.141500][ C0] RBP: 0000000000000000 R08: 0000000003d08f33 R09: 0000000000000001 [ 64.141506][ C0] R10: 0000000000002e2c R11: 0000000000000202 R12: 0000000000000000 [ 64.141513][ C0] R13: 000056508ff3b100 R14: 0000000000000001 R15: 0000000000000000 [ 64.141526][ C0] [ 64.141534][ T5963] CPU: 3 UID: 0 PID: 5963 Comm: syz.0.16 Not tainted syzkaller #0 PREEMPT(full) [ 64.141553][ T5963] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.141562][ T5963] Call Trace: [ 64.141568][ T5963] [ 64.141590][ T5963] dump_stack_lvl+0x100/0x190 [ 64.141611][ T5963] should_fail_ex.cold+0x5/0xa [ 64.141626][ T5963] ? __lock_acquire+0x49f/0x1a40 [ 64.141652][ T5963] should_failslab+0xc2/0x120 [ 64.141674][ T5963] __kmalloc_cache_noprof+0x91/0x6c0 [ 64.141691][ T5963] ? __lock_acquire+0x49f/0x1a40 [ 64.141715][ T5963] ? nsim_fib_event_nb+0x1a8/0xe40 [ 64.141746][ T5963] nsim_fib_event_nb+0x1a8/0xe40 [ 64.141772][ T5963] ? lock_acquire+0x1b9/0x370 [ 64.141799][ T5963] notifier_call_chain+0x99/0x3f0 [ 64.141826][ T5963] atomic_notifier_call_chain+0x71/0x1c0 [ 64.141850][ T5963] call_fib_notifiers+0x33/0x70 [ 64.141876][ T5963] fib6_del+0xebf/0x1790 [ 64.141902][ T5963] ? __pfx_fib6_del+0x10/0x10 [ 64.141924][ T5963] ? fib6_ifdown+0xcd/0x7e0 [ 64.141951][ T5963] fib6_clean_node+0x424/0x5d0 [ 64.141971][ T5963] ? __pfx_fib6_clean_node+0x10/0x10 [ 64.141998][ T5963] fib6_walk_continue+0x451/0x8d0 [ 64.142028][ T5963] fib6_walk+0x182/0x370 [ 64.142045][ T5963] fib6_clean_tree+0xdc/0x120 [ 64.142061][ T5963] ? __pfx_fib6_ifdown+0x10/0x10 [ 64.142085][ T5963] ? __pfx_fib6_clean_tree+0x10/0x10 [ 64.142106][ T5963] ? __pfx_fib6_clean_node+0x10/0x10 [ 64.142124][ T5963] ? __pfx_fib6_ifdown+0x10/0x10 [ 64.142153][ T5963] ? __pfx_fib6_ifdown+0x10/0x10 [ 64.142176][ T5963] __fib6_clean_all+0x107/0x2d0 [ 64.142197][ T5963] rt6_disable_ip+0x2a6/0x980 [ 64.142226][ T5963] ? __pfx_rt6_disable_ip+0x10/0x10 [ 64.142262][ T5963] addrconf_ifdown.isra.0+0x11d/0x1b70 [ 64.142282][ T5963] ? trace_contention_end+0x126/0x160 [ 64.142300][ T5963] ? __mutex_lock+0x26d/0x1bd0 [ 64.142306][ T5972] FAULT_INJECTION: forcing a failure. [ 64.142306][ T5972] name failslab, interval 1, probability 10, space 0, times 72 [ 64.142320][ T5963] ? tee_netdev_event+0x8a/0x3d0 [ 64.142345][ T5963] ? find_held_lock+0x2b/0x80 [ 64.142364][ T5963] ? tee_netdev_event+0x300/0x3d0 [ 64.142422][ T5963] ? __pfx_addrconf_ifdown.isra.0+0x10/0x10 [ 64.142453][ T5963] addrconf_notify+0x7c6/0x1ba0 [ 64.142479][ T5963] ? __pfx_tls_dev_event+0x10/0x10 [ 64.142504][ T5963] ? __pfx_addrconf_notify+0x10/0x10 [ 64.142528][ T5963] ? ip6mr_device_event+0x1c4/0x230 [ 64.142554][ T5963] notifier_call_chain+0x99/0x3f0 [ 64.142580][ T5963] call_netdevice_notifiers_info+0xbe/0x110 [ 64.142608][ T5963] netif_set_mtu_ext+0x48b/0x7b0 [ 64.142632][ T5963] ? __pfx_netif_set_mtu_ext+0x10/0x10 [ 64.142656][ T5963] ? __pfx_validate_linkmsg+0x10/0x10 [ 64.142680][ T5963] ? netdev_work_dequeue+0x10a/0x310 [ 64.142704][ T5963] ? __local_bh_enable_ip+0x9e/0x120 [ 64.142723][ T5963] ? netdev_work_dequeue+0x10a/0x310 [ 64.142752][ T5963] do_setlink.isra.0+0x7f9/0x3e60 [ 64.142779][ T5963] ? rcu_is_watching+0x12/0xc0 [ 64.142801][ T5963] ? __pfx_do_setlink.isra.0+0x10/0x10 [ 64.142827][ T5963] ? __lock_acquire+0x49f/0x1a40 [ 64.142855][ T5963] ? do_raw_spin_lock+0x128/0x260 [ 64.142874][ T5963] ? find_held_lock+0x2b/0x80 [ 64.142894][ T5963] ? debug_mutex_remove_waiter+0xa0/0x320 [ 64.142913][ T5963] ? debug_mutex_remove_waiter+0xa0/0x320 [ 64.142937][ T5963] ? mark_held_locks+0x40/0x70 [ 64.142961][ T5963] ? _raw_spin_unlock_irqrestore+0x52/0x80 [ 64.142978][ T5963] ? __mutex_lock+0x82c/0x1bd0 [ 64.142997][ T5963] ? lockdep_hardirqs_on+0x78/0x100 [ 64.143017][ T5963] ? __mutex_lock+0x82c/0x1bd0 [ 64.143036][ T5963] ? __mutex_lock+0x26d/0x1bd0 [ 64.143055][ T5963] ? rtnl_newlink+0x8bb/0x2380 [ 64.143082][ T5963] ? __pfx___mutex_lock+0x10/0x10 [ 64.143102][ T5963] ? rcu_is_watching+0x12/0xc0 [ 64.143122][ T5963] ? apparmor_capable+0x1d7/0x4d0 [ 64.143153][ T5963] rtnl_newlink+0x1b7e/0x2380 [ 64.143184][ T5963] ? __pfx_rtnl_newlink+0x10/0x10 [ 64.143207][ T5963] ? rcu_is_watching+0x12/0xc0 [ 64.143225][ T5963] ? kasan_quarantine_put+0x104/0x240 [ 64.143249][ T5963] ? lockdep_hardirqs_on+0x78/0x100 [ 64.143270][ T5963] ? kfree_skbmem+0x19a/0x210 [ 64.143286][ T5963] ? kmem_cache_free+0x127/0x6b0 [ 64.143309][ T5963] ? __lock_acquire+0x49f/0x1a40 [ 64.143335][ T5963] ? find_held_lock+0x2b/0x80 [ 64.143361][ T5963] ? find_held_lock+0x2b/0x80 [ 64.143380][ T5963] ? rtnetlink_rcv_msg+0x93a/0xe90 [ 64.143403][ T5963] ? rtnetlink_rcv_msg+0x93a/0xe90 [ 64.143424][ T5963] ? __pfx_rtnl_newlink+0x10/0x10 [ 64.143447][ T5963] rtnetlink_rcv_msg+0x95e/0xe90 [ 64.143472][ T5963] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 64.143501][ T5963] ? ref_tracker_free+0x37e/0x6c0 [ 64.143521][ T5963] netlink_rcv_skb+0x159/0x420 [ 64.143540][ T5963] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 64.143564][ T5963] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 64.143590][ T5963] ? netlink_deliver_tap+0x1ae/0xcc0 [ 64.143612][ T5963] netlink_unicast+0x585/0x850 [ 64.143633][ T5963] ? __pfx_netlink_unicast+0x10/0x10 [ 64.143657][ T5963] netlink_sendmsg+0x8b0/0xda0 [ 64.143679][ T5963] ? __pfx_netlink_sendmsg+0x10/0x10 [ 64.143700][ T5963] ? apparmor_socket_sendmsg+0x15b/0x270 [ 64.143721][ T5963] ____sys_sendmsg+0xa4d/0xbe0 [ 64.143738][ T5963] ? __pfx_netlink_sendmsg+0x10/0x10 [ 64.143757][ T5963] ? __pfx_____sys_sendmsg+0x10/0x10 [ 64.143784][ T5963] ___sys_sendmsg+0x190/0x1e0 [ 64.143804][ T5963] ? __pfx____sys_sendmsg+0x10/0x10 [ 64.143823][ T5963] ? futex_wait+0x11e/0x370 [ 64.143853][ T5963] ? find_held_lock+0x2b/0x80 [ 64.143887][ T5963] __sys_sendmsg+0x160/0x210 [ 64.143910][ T5963] ? __pfx___sys_sendmsg+0x10/0x10 [ 64.143945][ T5963] __do_fast_syscall_32+0xe7/0x970 [ 64.143970][ T5963] do_fast_syscall_32+0x32/0x70 [ 64.143991][ T5963] entry_SYSENTER_compat_after_hwframe+0x84/0x8e [ 64.144012][ T5963] RIP: 0023:0xf7f75fec [ 64.144030][ T5963] Code: Unable to access opcode bytes at 0xf7f75fc2. [ 64.144038][ T5963] RSP: 002b:00000000f543650c EFLAGS: 00000292 ORIG_RAX: 0000000000000172 [ 64.144059][ T5963] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000080000140 [ 64.144070][ T5963] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 64.144080][ T5963] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 64.144090][ T5963] R10: 0000000000000000 R11: 0000000000000292 R12: 0000000000000000 [ 64.144100][ T5963] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 64.144122][ T5963] [ 64.144132][ T5154] CPU: 0 UID: 0 PID: 5154 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 64.144146][ T5154] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.144153][ T5154] Call Trace: [ 64.144157][ T5154] [ 64.144162][ T5154] dump_stack_lvl+0x100/0x190 [ 64.144176][ T5154] should_fail_ex.cold+0x5/0xa [ 64.144188][ T5154] should_failslab+0xc2/0x120 [ 64.144202][ T5154] kmem_cache_alloc_noprof+0x91/0x6a0 [ 64.144217][ T5154] ? do_getname+0x35/0x390 [ 64.144232][ T5154] do_getname+0x35/0x390 [ 64.144247][ T5154] __x64_sys_unlink+0x36/0x70 [ 64.144264][ T5154] do_syscall_64+0x115/0x840 [ 64.144276][ T5154] ? clear_bhb_loop+0x40/0x90 [ 64.144289][ T5154] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 64.144301][ T5154] RIP: 0033:0x7f4e0f715937 [ 64.144310][ T5154] Code: 00 00 e9 a9 fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 5f 00 00 00 0f 05 c3 0f 1f 84 00 00 00 00 00 b8 57 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 91 b4 0d 00 f7 d8 64 89 02 b8 [ 64.144321][ T5154] RSP: 002b:00007ffe4cbab658 EFLAGS: 00000202 ORIG_RAX: 0000000000000057 [ 64.144342][ T5154] RAX: ffffffffffffffda RBX: 0000000000000bb8 RCX: 00007f4e0f715937 [ 64.144349][ T5154] RDX: 0000000000000000 RSI: 0000000003c14dc0 RDI: 000056508ff2002e [ 64.144356][ T5154] RBP: 0000000000000000 R08: 0000000003d08f33 R09: 0000000000000001 [ 64.144362][ T5154] R10: 0000000000002e2c R11: 0000000000000202 R12: 0000000000000000 [ 64.144369][ T5154] R13: 000056508ff3b100 R14: 0000000000000001 R15: 0000000000000000 [ 64.144382][ T5154] [ 64.144420][ T5154] udevd[5154]: could not unlink /run/udev/queue: Cannot allocate memory [ 64.144955][ T5972] CPU: 2 UID: 0 PID: 5972 Comm: syz.3.23 Not tainted syzkaller #0 PREEMPT(full) [ 64.144970][ T5972] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.144977][ T5972] Call Trace: [ 64.144981][ T5972] [ 64.144986][ T5972] dump_stack_lvl+0x100/0x190 [ 64.145000][ T5972] should_fail_ex.cold+0x5/0xa [ 64.145012][ T5972] should_failslab+0xc2/0x120 [ 64.145028][ T5972] kmem_cache_alloc_noprof+0x91/0x6a0 [ 64.145043][ T5972] ? __send_signal_locked+0x155/0x12d0 [ 64.145062][ T5972] __send_signal_locked+0x155/0x12d0 [ 64.145082][ T5972] do_notify_parent+0xf05/0x10b0 [ 64.145100][ T5972] ? __pfx_do_notify_parent+0x10/0x10 [ 64.145117][ T5972] ? do_raw_spin_lock+0x128/0x260 [ 64.145133][ T5972] ? will_become_orphaned_pgrp+0x2a6/0x340 [ 64.145151][ T5972] do_exit+0x1b75/0x2ae0 [ 64.145168][ T5972] ? __pfx_do_exit+0x10/0x10 [ 64.145186][ T5972] do_group_exit+0xd5/0x2a0 [ 64.145202][ T5972] __ia32_sys_exit_group+0x3e/0x50 [ 64.145217][ T5972] ia32_sys_call+0x19ea/0x19f0 [ 64.145233][ T5972] __do_fast_syscall_32+0xe7/0x970 [ 64.145249][ T5972] do_fast_syscall_32+0x32/0x70 [ 64.145263][ T5972] entry_SYSENTER_compat_after_hwframe+0x84/0x8e [ 64.145277][ T5972] RIP: 0023:0xf7f15fec [ 64.145286][ T5972] Code: Unable to access opcode bytes at 0xf7f15fc2. [ 64.145291][ T5972] RSP: 002b:00000000ff8d882c EFLAGS: 00000282 ORIG_RAX: 00000000000000fc [ 64.145301][ T5972] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000000000 [ 64.145308][ T5972] RDX: 0000000000000000 RSI: 00000000ffffff9c RDI: 00000000f7148459 [ 64.145315][ T5972] RBP: 00000000f73a6ff4 R08: 0000000000000000 R09: 0000000000000000 [ 64.145322][ T5972] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 [ 64.145328][ T5972] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 64.145341][ T5972] [ 64.146232][ T5667] FAULT_INJECTION: forcing a failure. [ 64.146232][ T5667] name failslab, interval 1, probability 10, space 0, times 68 [ 64.146802][ T5154] FAULT_INJECTION: forcing a failure. [ 64.146802][ T5154] name failslab, interval 1, probability 10, space 0, times 68 [ 64.147697][ T816] FAULT_INJECTION: forcing a failure. [ 64.147697][ T816] name failslab, interval 1, probability 10, space 0, times 68 [ 64.147715][ T816] CPU: 1 UID: 0 PID: 816 Comm: kworker/u33:7 Not tainted syzkaller #0 PREEMPT(full) [ 64.147728][ T816] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.147735][ T816] Workqueue: events_unbound cfg80211_wiphy_work [ 64.147754][ T816] Call Trace: [ 64.147758][ T816] [ 64.147768][ T816] dump_stack_lvl+0x100/0x190 [ 64.147782][ T816] should_fail_ex.cold+0x5/0xa [ 64.147794][ T816] should_failslab+0xc2/0x120 [ 64.147810][ T816] __kmalloc_noprof+0xfc/0x820 [ 64.147824][ T816] ? cfg80211_inform_single_bss_data+0x557/0x1dc0 [ 64.147843][ T816] cfg80211_inform_single_bss_data+0x557/0x1dc0 [ 64.147859][ T816] ? unwind_next_frame+0x3be/0x2090 [ 64.147879][ T816] ? __pfx_cfg80211_inform_single_bss_data+0x10/0x10 [ 64.147895][ T816] ? ret_from_fork_asm+0x1a/0x30 [ 64.147919][ T816] ? stack_trace_save+0x8e/0xc0 [ 64.147934][ T816] ? __pfx_stack_trace_save+0x10/0x10 [ 64.147952][ T816] ? cfg80211_inform_bss_data+0x230/0x3b60 [ 64.147967][ T816] cfg80211_inform_bss_data+0x230/0x3b60 [ 64.147984][ T816] ? __kmalloc_noprof+0x322/0x820 [ 64.147996][ T816] ? ieee802_11_parse_elems_full+0x17c/0x3bc0 [ 64.148015][ T816] ? cfg80211_wiphy_work+0x2b7/0x550 [ 64.148030][ T816] ? process_one_work+0xa23/0x1940 [ 64.148045][ T816] ? worker_thread+0x5ef/0xe50 [ 64.148059][ T816] ? kthread+0x370/0x450 [ 64.148072][ T816] ? ret_from_fork+0x72b/0xd50 [ 64.148085][ T816] ? ret_from_fork_asm+0x1a/0x30 [ 64.148102][ T816] ? __pfx_cfg80211_inform_bss_data+0x10/0x10 [ 64.148120][ T816] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 64.148138][ T816] ? _ieee802_11_parse_elems_full+0x687/0x5200 [ 64.148158][ T816] ? __lock_acquire+0x49f/0x1a40 [ 64.148174][ T816] ? __lock_acquire+0x49f/0x1a40 [ 64.148196][ T816] ? __lock_acquire+0x49f/0x1a40 [ 64.148212][ T816] ? find_held_lock+0x2b/0x80 [ 64.148225][ T816] ? ieee80211_update_sta_info.isra.0+0x5fd/0x1230 [ 64.148242][ T816] ? ieee80211_update_sta_info.isra.0+0x5fd/0x1230 [ 64.148262][ T816] cfg80211_inform_bss_frame_data+0x245/0x7c0 [ 64.148282][ T816] ieee80211_bss_info_update+0x310/0xab0 [ 64.148299][ T816] ? __pfx_ieee80211_bss_info_update+0x10/0x10 [ 64.148324][ T816] ? rcu_is_watching+0x12/0xc0 [ 64.148344][ T816] ? ieee80211_get_channel_khz+0x14a/0x1e0 [ 64.148365][ T816] ieee80211_ibss_rx_queued_mgmt+0xe04/0x1c70 [ 64.148391][ T816] ? __pfx_ieee80211_ibss_rx_queued_mgmt+0x10/0x10 [ 64.148428][ T816] ieee80211_iface_work+0xa9a/0x1070 [ 64.148451][ T816] cfg80211_wiphy_work+0x2b7/0x550 [ 64.148469][ T816] process_one_work+0xa23/0x1940 [ 64.148490][ T816] ? __pfx_process_one_work+0x10/0x10 [ 64.148509][ T816] ? __pfx_cfg80211_wiphy_work+0x10/0x10 [ 64.148526][ T816] worker_thread+0x5ef/0xe50 [ 64.148545][ T816] ? __pfx_worker_thread+0x10/0x10 [ 64.148577][ T816] ? kthread+0x13a/0x450 [ 64.148590][ T816] ? __pfx_worker_thread+0x10/0x10 [ 64.148604][ T816] kthread+0x370/0x450 [ 64.148618][ T816] ? __pfx_kthread+0x10/0x10 [ 64.148633][ T816] ret_from_fork+0x72b/0xd50 [ 64.148647][ T816] ? __pfx_ret_from_fork+0x10/0x10 [ 64.148661][ T816] ? __switch_to+0x800/0x10f0 [ 64.148677][ T816] ? __pfx_kthread+0x10/0x10 [ 64.148692][ T816] ret_from_fork_asm+0x1a/0x30 [ 64.148714][ T816] [ 64.148721][ T5667] CPU: 2 UID: 0 PID: 5667 Comm: sshd-session Not tainted syzkaller #0 PREEMPT(full) [ 64.148735][ T5667] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.148742][ T5667] Call Trace: [ 64.148745][ T5667] [ 64.148749][ T5667] dump_stack_lvl+0x100/0x190 [ 64.148764][ T5667] should_fail_ex.cold+0x5/0xa [ 64.148776][ T5667] should_failslab+0xc2/0x120 [ 64.148791][ T5667] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 64.148806][ T5667] ? __alloc_skb+0x140/0x710 [ 64.148822][ T5667] __alloc_skb+0x140/0x710 [ 64.148835][ T5667] ? __pfx___alloc_skb+0x10/0x10 [ 64.148849][ T5667] ? __lock_acquire+0x49f/0x1a40 [ 64.148865][ T5667] ? __lock_acquire+0x49f/0x1a40 [ 64.148884][ T5667] tcp_stream_alloc_skb+0x34/0x660 [ 64.148900][ T5667] tcp_sendmsg_locked+0x13b2/0x44d0 [ 64.148919][ T5667] ? __lock_acquire+0x49f/0x1a40 [ 64.148939][ T5667] ? __pfx_tcp_sendmsg_locked+0x10/0x10 [ 64.148956][ T5667] ? do_raw_spin_lock+0x128/0x260 [ 64.148968][ T5667] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 64.148983][ T5667] ? __local_bh_enable_ip+0x9e/0x120 [ 64.148997][ T5667] tcp_sendmsg+0x2e/0x50 [ 64.149011][ T5667] ? __pfx_tcp_sendmsg+0x10/0x10 [ 64.149026][ T5667] inet_sendmsg+0xb9/0x140 [ 64.149042][ T5667] sock_write_iter+0x4ea/0x5b0 [ 64.149053][ T5667] ? __pfx_inet_sendmsg+0x10/0x10 [ 64.149067][ T5667] ? __pfx_sock_write_iter+0x10/0x10 [ 64.149081][ T5667] ? bpf_lsm_file_permission+0x9/0x10 [ 64.149092][ T5667] ? security_file_permission+0x76/0x210 [ 64.149109][ T5667] ? rw_verify_area+0xce/0x6d0 [ 64.149126][ T5667] vfs_write+0x6ac/0x1050 [ 64.149137][ T5667] ? __pfx_sock_write_iter+0x10/0x10 [ 64.149149][ T5667] ? __pfx_vfs_write+0x10/0x10 [ 64.149160][ T5667] ? __x64_sys_rt_sigprocmask+0x28f/0x410 [ 64.149174][ T5667] ? lockdep_hardirqs_on+0x78/0x100 [ 64.149187][ T5667] ? _raw_spin_unlock_irq+0x2e/0x50 [ 64.149199][ T5667] ? __x64_sys_rt_sigprocmask+0x2d7/0x410 [ 64.149212][ T5667] ksys_write+0x1f8/0x250 [ 64.149222][ T5667] ? __pfx_ksys_write+0x10/0x10 [ 64.149236][ T5667] do_syscall_64+0x115/0x840 [ 64.149249][ T5667] ? clear_bhb_loop+0x40/0x90 [ 64.149262][ T5667] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 64.149274][ T5667] RIP: 0033:0x7f368dea7407 [ 64.149284][ T5667] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 64.149295][ T5667] RSP: 002b:00007ffd3b7d8890 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 64.149305][ T5667] RAX: ffffffffffffffda RBX: 00007f368e556300 RCX: 00007f368dea7407 [ 64.149313][ T5667] RDX: 0000000000008024 RSI: 00007f368dd9a010 RDI: 0000000000000004 [ 64.149319][ T5667] RBP: 0000559121849050 R08: 0000000000000000 R09: 0000000000000000 [ 64.149326][ T5667] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001 [ 64.149332][ T5667] R13: 00007ffd3b7d89e0 R14: 0000000000000000 R15: 0000000000000004 [ 64.149346][ T5667] [ 64.150318][ T5745] FAULT_INJECTION: forcing a failure. [ 64.150318][ T5745] name failslab, interval 1, probability 10, space 0, times 64 [ 64.152128][ T5154] CPU: 0 UID: 0 PID: 5154 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 64.152142][ T5154] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.152148][ T5154] Call Trace: [ 64.152152][ T5154] [ 64.152157][ T5154] dump_stack_lvl+0x100/0x190 [ 64.152170][ T5154] should_fail_ex.cold+0x5/0xa [ 64.152182][ T5154] should_failslab+0xc2/0x120 [ 64.152197][ T5154] kmem_cache_alloc_noprof+0x91/0x6a0 [ 64.152211][ T5154] ? do_getname+0x35/0x390 [ 64.152227][ T5154] do_getname+0x35/0x390 [ 64.152242][ T5154] __x64_sys_unlink+0x36/0x70 [ 64.152260][ T5154] do_syscall_64+0x115/0x840 [ 64.152272][ T5154] ? clear_bhb_loop+0x40/0x90 [ 64.152285][ T5154] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 64.152296][ T5154] RIP: 0033:0x7f4e0f715937 [ 64.152306][ T5154] Code: 00 00 e9 a9 fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 5f 00 00 00 0f 05 c3 0f 1f 84 00 00 00 00 00 b8 57 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 91 b4 0d 00 f7 d8 64 89 02 b8 [ 64.152317][ T5154] RSP: 002b:00007ffe4cbab658 EFLAGS: 00000202 ORIG_RAX: 0000000000000057 [ 64.152327][ T5154] RAX: ffffffffffffffda RBX: 0000000000000bb8 RCX: 00007f4e0f715937 [ 64.152334][ T5154] RDX: 0000000000000000 RSI: 0000000003d09000 RDI: 000056508ff2002e [ 64.152341][ T5154] RBP: 0000000000000000 R08: 0000000003d0be62 R09: 0000000000000001 [ 64.152348][ T5154] R10: 0000000000002e30 R11: 0000000000000202 R12: 0000000000000000 [ 64.152354][ T5154] R13: 000056508ff3b100 R14: 0000000000000001 R15: 0000000000000000 [ 64.152367][ T5154] [ 64.152439][ T5154] FAULT_INJECTION: forcing a failure. [ 64.152439][ T5154] name failslab, interval 1, probability 10, space 0, times 60 [ 64.153279][ T5963] FAULT_INJECTION: forcing a failure. [ 64.153279][ T5963] name failslab, interval 1, probability 10, space 0, times 60 [ 64.153304][ T5963] CPU: 3 UID: 0 PID: 5963 Comm: syz.0.16 Not tainted syzkaller #0 PREEMPT(full) [ 64.153323][ T5963] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.153334][ T5963] Call Trace: [ 64.153339][ T5963] [ 64.153345][ T5963] dump_stack_lvl+0x100/0x190 [ 64.153366][ T5963] should_fail_ex.cold+0x5/0xa [ 64.153386][ T5963] should_failslab+0xc2/0x120 [ 64.153408][ T5963] __kmalloc_cache_noprof+0x91/0x6c0 [ 64.153425][ T5963] ? find_held_lock+0x2b/0x80 [ 64.153445][ T5963] ? addr_event.isra.0+0xcc/0x560 [ 64.153475][ T5963] addr_event.isra.0+0xcc/0x560 [ 64.153503][ T5963] inet6addr_event+0x116/0x180 [ 64.153518][ T5963] ? __pfx_inet6addr_event+0x10/0x10 [ 64.153551][ T5963] notifier_call_chain+0x99/0x3f0 [ 64.153577][ T5963] atomic_notifier_call_chain+0x71/0x1c0 [ 64.153601][ T5963] addrconf_ifdown.isra.0+0xe85/0x1b70 [ 64.153621][ T5963] ? trace_contention_end+0x126/0x160 [ 64.153644][ T5963] ? __pfx_addrconf_ifdown.isra.0+0x10/0x10 [ 64.153673][ T5963] addrconf_notify+0x7c6/0x1ba0 [ 64.153698][ T5963] ? __pfx_tls_dev_event+0x10/0x10 [ 64.153722][ T5963] ? __pfx_addrconf_notify+0x10/0x10 [ 64.153745][ T5963] ? ip6mr_device_event+0x1c4/0x230 [ 64.153771][ T5963] notifier_call_chain+0x99/0x3f0 [ 64.153797][ T5963] call_netdevice_notifiers_info+0xbe/0x110 [ 64.153824][ T5963] netif_set_mtu_ext+0x48b/0x7b0 [ 64.153848][ T5963] ? __pfx_netif_set_mtu_ext+0x10/0x10 [ 64.153872][ T5963] ? __pfx_validate_linkmsg+0x10/0x10 [ 64.153895][ T5963] ? netdev_work_dequeue+0x10a/0x310 [ 64.153919][ T5963] ? __local_bh_enable_ip+0x9e/0x120 [ 64.153938][ T5963] ? netdev_work_dequeue+0x10a/0x310 [ 64.153965][ T5963] do_setlink.isra.0+0x7f9/0x3e60 [ 64.153992][ T5963] ? rcu_is_watching+0x12/0xc0 [ 64.154013][ T5963] ? __pfx_do_setlink.isra.0+0x10/0x10 [ 64.154044][ T5963] ? __lock_acquire+0x49f/0x1a40 [ 64.154073][ T5963] ? do_raw_spin_lock+0x128/0x260 [ 64.154092][ T5963] ? find_held_lock+0x2b/0x80 [ 64.154111][ T5963] ? debug_mutex_remove_waiter+0xa0/0x320 [ 64.154131][ T5963] ? debug_mutex_remove_waiter+0xa0/0x320 [ 64.154155][ T5963] ? mark_held_locks+0x40/0x70 [ 64.154178][ T5963] ? _raw_spin_unlock_irqrestore+0x52/0x80 [ 64.154196][ T5963] ? __mutex_lock+0x82c/0x1bd0 [ 64.154215][ T5963] ? lockdep_hardirqs_on+0x78/0x100 [ 64.154239][ T5963] ? __mutex_lock+0x82c/0x1bd0 [ 64.154258][ T5963] ? __mutex_lock+0x26d/0x1bd0 [ 64.154278][ T5963] ? rtnl_newlink+0x8bb/0x2380 [ 64.154305][ T5963] ? __pfx___mutex_lock+0x10/0x10 [ 64.154325][ T5963] ? rcu_is_watching+0x12/0xc0 [ 64.154366][ T5963] ? apparmor_capable+0x1d7/0x4d0 [ 64.154398][ T5963] rtnl_newlink+0x1b7e/0x2380 [ 64.154450][ T5963] ? __pfx_rtnl_newlink+0x10/0x10 [ 64.154473][ T5963] ? rcu_is_watching+0x12/0xc0 [ 64.154492][ T5963] ? kasan_quarantine_put+0x104/0x240 [ 64.154511][ T5963] ? lockdep_hardirqs_on+0x78/0x100 [ 64.154533][ T5963] ? kfree_skbmem+0x19a/0x210 [ 64.154549][ T5963] ? kmem_cache_free+0x127/0x6b0 [ 64.154572][ T5963] ? __lock_acquire+0x49f/0x1a40 [ 64.154599][ T5963] ? find_held_lock+0x2b/0x80 [ 64.154626][ T5963] ? find_held_lock+0x2b/0x80 [ 64.154645][ T5963] ? rtnetlink_rcv_msg+0x93a/0xe90 [ 64.154668][ T5963] ? rtnetlink_rcv_msg+0x93a/0xe90 [ 64.154693][ T5963] ? __pfx_rtnl_newlink+0x10/0x10 [ 64.154717][ T5963] rtnetlink_rcv_msg+0x95e/0xe90 [ 64.154742][ T5963] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 64.154773][ T5963] ? ref_tracker_free+0x37e/0x6c0 [ 64.154792][ T5963] netlink_rcv_skb+0x159/0x420 [ 64.154811][ T5963] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 64.154837][ T5963] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 64.154863][ T5963] ? netlink_deliver_tap+0x1ae/0xcc0 [ 64.154884][ T5963] netlink_unicast+0x585/0x850 [ 64.154906][ T5963] ? __pfx_netlink_unicast+0x10/0x10 [ 64.154930][ T5963] netlink_sendmsg+0x8b0/0xda0 [ 64.154952][ T5963] ? __pfx_netlink_sendmsg+0x10/0x10 [ 64.154973][ T5963] ? apparmor_socket_sendmsg+0x15b/0x270 [ 64.154995][ T5963] ____sys_sendmsg+0xa4d/0xbe0 [ 64.155012][ T5963] ? __pfx_netlink_sendmsg+0x10/0x10 [ 64.155032][ T5963] ? __pfx_____sys_sendmsg+0x10/0x10 [ 64.155060][ T5963] ___sys_sendmsg+0x190/0x1e0 [ 64.155080][ T5963] ? __pfx____sys_sendmsg+0x10/0x10 [ 64.155100][ T5963] ? futex_wait+0x11e/0x370 [ 64.155130][ T5963] ? find_held_lock+0x2b/0x80 [ 64.155164][ T5963] __sys_sendmsg+0x160/0x210 [ 64.155187][ T5963] ? __pfx___sys_sendmsg+0x10/0x10 [ 64.155220][ T5963] __do_fast_syscall_32+0xe7/0x970 [ 64.155248][ T5963] do_fast_syscall_32+0x32/0x70 [ 64.155270][ T5963] entry_SYSENTER_compat_after_hwframe+0x84/0x8e [ 64.155290][ T5963] RIP: 0023:0xf7f75fec [ 64.155310][ T5963] Code: Unable to access opcode bytes at 0xf7f75fc2. [ 64.155317][ T5963] RSP: 002b:00000000f543650c EFLAGS: 00000292 ORIG_RAX: 0000000000000172 [ 64.155333][ T5963] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000080000140 [ 64.155344][ T5963] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 64.155354][ T5963] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 64.155364][ T5963] R10: 0000000000000000 R11: 0000000000000292 R12: 0000000000000000 [ 64.155373][ T5963] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 64.155395][ T5963] [ 64.155404][ T5745] CPU: 2 UID: 0 PID: 5745 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full) [ 64.155419][ T5745] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.155425][ T5745] Call Trace: [ 64.155429][ T5745] [ 64.155434][ T5745] dump_stack_lvl+0x100/0x190 [ 64.155448][ T5745] should_fail_ex.cold+0x5/0xa [ 64.155460][ T5745] should_failslab+0xc2/0x120 [ 64.155475][ T5745] __kmalloc_noprof+0xfc/0x820 [ 64.155503][ T5745] ? tomoyo_encode2+0xfb/0x3c0 [ 64.155522][ T5745] tomoyo_encode2+0xfb/0x3c0 [ 64.155541][ T5745] tomoyo_encode+0x29/0x50 [ 64.155556][ T5745] tomoyo_realpath_from_path+0x18c/0x690 [ 64.155578][ T5745] tomoyo_path_perm+0x276/0x460 [ 64.155594][ T5745] ? tomoyo_path_perm+0x262/0x460 [ 64.155613][ T5745] ? __pfx_tomoyo_path_perm+0x10/0x10 [ 64.155648][ T5745] security_inode_getattr+0x116/0x280 [ 64.155663][ T5745] vfs_statx+0x11f/0x3f0 [ 64.155677][ T5745] ? __pfx_vfs_statx+0x10/0x10 [ 64.155693][ T5745] do_statx+0xf1/0x170 [ 64.155707][ T5745] ? __pfx_do_statx+0x10/0x10 [ 64.155729][ T5745] ? strncpy_from_user+0x19d/0x2d0 [ 64.155746][ T5745] ? do_getname+0x191/0x390 [ 64.155761][ T5745] __ia32_sys_statx+0x140/0x1f0 [ 64.155778][ T5745] __do_fast_syscall_32+0xe7/0x970 [ 64.155794][ T5745] do_fast_syscall_32+0x32/0x70 [ 64.155808][ T5745] entry_SYSENTER_compat_after_hwframe+0x84/0x8e [ 64.155822][ T5745] RIP: 0023:0xf7f15fec [ 64.155831][ T5745] Code: d2 74 05 c1 e8 0c 89 02 8b 5d fc 31 c0 c9 c3 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1f 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 2e 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00 58 b8 [ 64.155842][ T5745] RSP: 002b:00000000ff8d7530 EFLAGS: 00000206 ORIG_RAX: 000000000000017f [ 64.155853][ T5745] RAX: ffffffffffffffda RBX: 00000000ffffff9c RCX: 00000000ff8d7860 [ 64.155860][ T5745] RDX: 0000000000000900 RSI: 00000000000007ff RDI: 00000000ff8d75cc [ 64.155867][ T5745] RBP: 00000000ff8d7720 R08: 0000000000000000 R09: 0000000000000000 [ 64.155873][ T5745] R10: 0000000000000000 R11: 0000000000000292 R12: 0000000000000000 [ 64.155880][ T5745] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 64.155893][ T5745] [ 64.156094][ T5745] ERROR: Out of memory at tomoyo_realpath_from_path. [ 64.157723][ T5154] CPU: 0 UID: 0 PID: 5154 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 64.157737][ T5154] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.157743][ T5154] Call Trace: [ 64.157747][ T5154] [ 64.157751][ T5154] dump_stack_lvl+0x100/0x190 [ 64.157764][ T5154] should_fail_ex.cold+0x5/0xa [ 64.157776][ T5154] should_failslab+0xc2/0x120 [ 64.157791][ T5154] kmem_cache_alloc_noprof+0x91/0x6a0 [ 64.157805][ T5154] ? do_getname+0x35/0x390 [ 64.157820][ T5154] do_getname+0x35/0x390 [ 64.157835][ T5154] __x64_sys_unlink+0x36/0x70 [ 64.157847][ T5154] do_syscall_64+0x115/0x840 [ 64.157861][ T5154] ? clear_bhb_loop+0x40/0x90 [ 64.157873][ T5154] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 64.157884][ T5154] RIP: 0033:0x7f4e0f715937 [ 64.157894][ T5154] Code: 00 00 e9 a9 fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 5f 00 00 00 0f 05 c3 0f 1f 84 00 00 00 00 00 b8 57 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 91 b4 0d 00 f7 d8 64 89 02 b8 [ 64.157905][ T5154] RSP: 002b:00007ffe4cbab658 EFLAGS: 00000202 ORIG_RAX: 0000000000000057 [ 64.157916][ T5154] RAX: ffffffffffffffda RBX: 0000000000000bb8 RCX: 00007f4e0f715937 [ 64.157923][ T5154] RDX: 0000000000000000 RSI: 0000000003d09000 RDI: 000056508ff2002e [ 64.157930][ T5154] RBP: 0000000000000000 R08: 0000000003d0d466 R09: 0000000000000001 [ 64.157937][ T5154] R10: 0000000000002e30 R11: 0000000000000202 R12: 0000000000000000 [ 64.157943][ T5154] R13: 000056508ff3b100 R14: 0000000000000001 R15: 0000000000000000 [ 64.157956][ T5154] [ 64.158056][ T5154] FAULT_INJECTION: forcing a failure. [ 64.158056][ T5154] name failslab, interval 1, probability 10, space 0, times 56 [ 64.158064][ T29] FAULT_INJECTION: forcing a failure. [ 64.158064][ T29] name failslab, interval 1, probability 10, space 0, times 56 [ 64.158172][ T29] CPU: 1 UID: 0 PID: 29 Comm: kworker/1:0 Not tainted syzkaller #0 PREEMPT(full) [ 64.158185][ T29] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.158192][ T29] Workqueue: mld mld_dad_work [ 64.158210][ T29] Call Trace: [ 64.158214][ T29] [ 64.158218][ T29] dump_stack_lvl+0x100/0x190 [ 64.158231][ T29] should_fail_ex.cold+0x5/0xa [ 64.158244][ T29] should_failslab+0xc2/0x120 [ 64.158259][ T29] __kmalloc_cache_noprof+0x91/0x6c0 [ 64.158273][ T29] ? dst_cow_metrics_generic+0x4c/0x1e0 [ 64.158290][ T29] dst_cow_metrics_generic+0x4c/0x1e0 [ 64.158305][ T29] icmp6_dst_alloc+0x418/0x4f0 [ 64.158322][ T29] mld_sendpack+0x5ae/0xec0 [ 64.158339][ T29] ? __pfx_mld_sendpack+0x10/0x10 [ 64.158361][ T29] mld_send_initial_cr+0x219/0x320 [ 64.158379][ T29] mld_dad_work+0x32/0x1f0 [ 64.158422][ T29] process_one_work+0xa23/0x1940 [ 64.158461][ T29] ? __pfx_process_one_work+0x10/0x10 [ 64.158487][ T29] ? __pfx_mld_dad_work+0x10/0x10 [ 64.158504][ T29] worker_thread+0x5ef/0xe50 [ 64.158525][ T29] ? kthread+0x13a/0x450 [ 64.158538][ T29] ? __pfx_worker_thread+0x10/0x10 [ 64.158553][ T29] kthread+0x370/0x450 [ 64.158567][ T29] ? __pfx_kthread+0x10/0x10 [ 64.158570][ T5963] FAULT_INJECTION: forcing a failure. [ 64.158570][ T5963] name failslab, interval 1, probability 10, space 0, times 56 [ 64.158582][ T29] ret_from_fork+0x72b/0xd50 [ 64.158596][ T29] ? __pfx_ret_from_fork+0x10/0x10 [ 64.158611][ T29] ? __switch_to+0x800/0x10f0 [ 64.158627][ T29] ? __pfx_kthread+0x10/0x10 [ 64.158643][ T29] ret_from_fork_asm+0x1a/0x30 [ 64.158664][ T29] [ 64.158671][ T5963] CPU: 3 UID: 0 PID: 5963 Comm: syz.0.16 Not tainted syzkaller #0 PREEMPT(full) [ 64.158689][ T5963] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.158699][ T5963] Call Trace: [ 64.158705][ T5963] [ 64.158711][ T5963] dump_stack_lvl+0x100/0x190 [ 64.158731][ T5963] should_fail_ex.cold+0x5/0xa [ 64.158749][ T5963] should_failslab+0xc2/0x120 [ 64.158771][ T5963] __kmalloc_cache_noprof+0x91/0x6c0 [ 64.158790][ T5963] ? nf_nat_masq_schedule.part.0+0x3bb/0x7a0 [ 64.158821][ T5963] nf_nat_masq_schedule.part.0+0x3bb/0x7a0 [ 64.158847][ T5963] ? __pfx_inet_cmp+0x10/0x10 [ 64.158871][ T5963] ? __pfx_nf_nat_masq_schedule.part.0+0x10/0x10 [ 64.158899][ T5963] ? addr_event.isra.0+0x396/0x560 [ 64.158929][ T5963] masq_inet6_event+0x205/0x250 [ 64.158953][ T5963] ? __pfx_masq_inet6_event+0x10/0x10 [ 64.158981][ T5963] ? ieee80211_ifa6_changed+0xe9/0x440 [ 64.159006][ T5963] notifier_call_chain+0x99/0x3f0 [ 64.159032][ T5963] atomic_notifier_call_chain+0x71/0x1c0 [ 64.159056][ T5963] addrconf_ifdown.isra.0+0xe85/0x1b70 [ 64.159076][ T5963] ? trace_contention_end+0x126/0x160 [ 64.159099][ T5963] ? __pfx_addrconf_ifdown.isra.0+0x10/0x10 [ 64.159128][ T5963] addrconf_notify+0x7c6/0x1ba0 [ 64.159152][ T5963] ? __pfx_tls_dev_event+0x10/0x10 [ 64.159177][ T5963] ? __pfx_addrconf_notify+0x10/0x10 [ 64.159199][ T5963] ? ip6mr_device_event+0x1c4/0x230 [ 64.159222][ T5963] notifier_call_chain+0x99/0x3f0 [ 64.159253][ T5963] call_netdevice_notifiers_info+0xbe/0x110 [ 64.159281][ T5963] netif_set_mtu_ext+0x48b/0x7b0 [ 64.159305][ T5963] ? __pfx_netif_set_mtu_ext+0x10/0x10 [ 64.159329][ T5963] ? __pfx_validate_linkmsg+0x10/0x10 [ 64.159351][ T5963] ? netdev_work_dequeue+0x10a/0x310 [ 64.159376][ T5963] ? __local_bh_enable_ip+0x9e/0x120 [ 64.159396][ T5963] ? netdev_work_dequeue+0x10a/0x310 [ 64.159424][ T5963] do_setlink.isra.0+0x7f9/0x3e60 [ 64.159451][ T5963] ? rcu_is_watching+0x12/0xc0 [ 64.159473][ T5963] ? __pfx_do_setlink.isra.0+0x10/0x10 [ 64.159498][ T5963] ? __lock_acquire+0x49f/0x1a40 [ 64.159527][ T5963] ? do_raw_spin_lock+0x128/0x260 [ 64.159546][ T5963] ? find_held_lock+0x2b/0x80 [ 64.159565][ T5963] ? debug_mutex_remove_waiter+0xa0/0x320 [ 64.159585][ T5963] ? debug_mutex_remove_waiter+0xa0/0x320 [ 64.159609][ T5963] ? mark_held_locks+0x40/0x70 [ 64.159633][ T5963] ? _raw_spin_unlock_irqrestore+0x52/0x80 [ 64.159650][ T5963] ? __mutex_lock+0x82c/0x1bd0 [ 64.159669][ T5963] ? lockdep_hardirqs_on+0x78/0x100 [ 64.159710][ T5963] ? __mutex_lock+0x82c/0x1bd0 [ 64.159730][ T5963] ? __mutex_lock+0x26d/0x1bd0 [ 64.159749][ T5963] ? rtnl_newlink+0x8bb/0x2380 [ 64.159776][ T5963] ? __pfx___mutex_lock+0x10/0x10 [ 64.159796][ T5963] ? rcu_is_watching+0x12/0xc0 [ 64.159816][ T5963] ? apparmor_capable+0x1d7/0x4d0 [ 64.159848][ T5963] rtnl_newlink+0x1b7e/0x2380 [ 64.159879][ T5963] ? __pfx_rtnl_newlink+0x10/0x10 [ 64.159902][ T5963] ? rcu_is_watching+0x12/0xc0 [ 64.159921][ T5963] ? kasan_quarantine_put+0x104/0x240 [ 64.159940][ T5963] ? lockdep_hardirqs_on+0x78/0x100 [ 64.159961][ T5963] ? kfree_skbmem+0x19a/0x210 [ 64.159977][ T5963] ? kmem_cache_free+0x127/0x6b0 [ 64.160000][ T5963] ? __lock_acquire+0x49f/0x1a40 [ 64.160026][ T5963] ? find_held_lock+0x2b/0x80 [ 64.160053][ T5963] ? find_held_lock+0x2b/0x80 [ 64.160072][ T5963] ? rtnetlink_rcv_msg+0x93a/0xe90 [ 64.160095][ T5963] ? rtnetlink_rcv_msg+0x93a/0xe90 [ 64.160119][ T5963] ? __pfx_rtnl_newlink+0x10/0x10 [ 64.160143][ T5963] rtnetlink_rcv_msg+0x95e/0xe90 [ 64.160168][ T5963] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 64.160198][ T5963] ? ref_tracker_free+0x37e/0x6c0 [ 64.160219][ T5963] netlink_rcv_skb+0x159/0x420 [ 64.160243][ T5963] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 64.160268][ T5963] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 64.160295][ T5963] ? netlink_deliver_tap+0x1ae/0xcc0 [ 64.160317][ T5963] netlink_unicast+0x585/0x850 [ 64.160355][ T5963] ? __pfx_netlink_unicast+0x10/0x10 [ 64.160379][ T5963] netlink_sendmsg+0x8b0/0xda0 [ 64.160401][ T5963] ? __pfx_netlink_sendmsg+0x10/0x10 [ 64.160423][ T5963] ? apparmor_socket_sendmsg+0x15b/0x270 [ 64.160446][ T5963] ____sys_sendmsg+0xa4d/0xbe0 [ 64.160461][ T5963] ? __pfx_netlink_sendmsg+0x10/0x10 [ 64.160482][ T5963] ? __pfx_____sys_sendmsg+0x10/0x10 [ 64.160509][ T5963] ___sys_sendmsg+0x190/0x1e0 [ 64.160529][ T5963] ? __pfx____sys_sendmsg+0x10/0x10 [ 64.160547][ T5963] ? futex_wait+0x11e/0x370 [ 64.160577][ T5963] ? find_held_lock+0x2b/0x80 [ 64.160611][ T5963] __sys_sendmsg+0x160/0x210 [ 64.160634][ T5963] ? __pfx___sys_sendmsg+0x10/0x10 [ 64.160668][ T5963] __do_fast_syscall_32+0xe7/0x970 [ 64.160692][ T5963] do_fast_syscall_32+0x32/0x70 [ 64.160713][ T5963] entry_SYSENTER_compat_after_hwframe+0x84/0x8e [ 64.160734][ T5963] RIP: 0023:0xf7f75fec [ 64.160754][ T5963] Code: Unable to access opcode bytes at 0xf7f75fc2. [ 64.160762][ T5963] RSP: 002b:00000000f543650c EFLAGS: 00000292 ORIG_RAX: 0000000000000172 [ 64.160778][ T5963] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000080000140 [ 64.160788][ T5963] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 64.160798][ T5963] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 64.160808][ T5963] R10: 0000000000000000 R11: 0000000000000292 R12: 0000000000000000 [ 64.160819][ T5963] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 64.160841][ T5963] [ 64.163593][ T5963] FAULT_INJECTION: forcing a failure. [ 64.163593][ T5963] name failslab, interval 1, probability 10, space 0, times 50 [ 64.164768][ T5154] CPU: 0 UID: 0 PID: 5154 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 64.164782][ T5154] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.164788][ T5154] Call Trace: [ 64.164793][ T5154] [ 64.164797][ T5154] dump_stack_lvl+0x100/0x190 [ 64.164810][ T5154] should_fail_ex.cold+0x5/0xa [ 64.164823][ T5154] should_failslab+0xc2/0x120 [ 64.164838][ T5154] kmem_cache_alloc_lru_noprof+0x8d/0x6a0 [ 64.164852][ T5154] ? __d_alloc+0x35/0xa50 [ 64.164867][ T5154] __d_alloc+0x35/0xa50 [ 64.164880][ T5154] d_alloc+0x4a/0x1e0 [ 64.164893][ T5154] lookup_one_qstr_excl+0x171/0x250 [ 64.164907][ T5154] ? mnt_want_write+0x161/0x410 [ 64.164924][ T5154] filename_unlinkat+0x275/0x730 [ 64.164950][ T5154] ? __might_fault+0xc5/0x140 [ 64.164963][ T5154] ? __pfx_filename_unlinkat+0x10/0x10 [ 64.164981][ T5154] ? do_getname+0x191/0x390 [ 64.164996][ T5154] __x64_sys_unlink+0x46/0x70 [ 64.165008][ T5154] do_syscall_64+0x115/0x840 [ 64.165021][ T5154] ? clear_bhb_loop+0x40/0x90 [ 64.165034][ T5154] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 64.165046][ T5154] RIP: 0033:0x7f4e0f715937 [ 64.165055][ T5154] Code: 00 00 e9 a9 fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 5f 00 00 00 0f 05 c3 0f 1f 84 00 00 00 00 00 b8 57 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 91 b4 0d 00 f7 d8 64 89 02 b8 [ 64.165066][ T5154] RSP: 002b:00007ffe4cbab658 EFLAGS: 00000202 ORIG_RAX: 0000000000000057 [ 64.165077][ T5154] RAX: ffffffffffffffda RBX: 0000000000000bb8 RCX: 00007f4e0f715937 [ 64.165084][ T5154] RDX: 0000000000000000 RSI: 0000000003d09000 RDI: 000056508ff2002e [ 64.165091][ T5154] RBP: 0000000000000000 R08: 0000000003d0ea50 R09: 0000000000000001 [ 64.165097][ T5154] R10: 0000000000002e32 R11: 0000000000000202 R12: 0000000000000000 [ 64.165104][ T5154] R13: 000056508ff3b100 R14: 0000000000000001 R15: 0000000000000000 [ 64.165118][ T5154] [ 64.165511][ T5154] FAULT_INJECTION: forcing a failure. [ 64.165511][ T5154] name failslab, interval 1, probability 10, space 0, times 49 [ 64.167326][ T5963] CPU: 3 UID: 0 PID: 5963 Comm: syz.0.16 Not tainted syzkaller #0 PREEMPT(full) [ 64.167347][ T5963] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.167358][ T5963] Call Trace: [ 64.167379][ T5963] [ 64.167387][ T5963] dump_stack_lvl+0x100/0x190 [ 64.167410][ T5963] should_fail_ex.cold+0x5/0xa [ 64.167429][ T5963] should_failslab+0xc2/0x120 [ 64.167452][ T5963] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 64.167474][ T5963] ? __alloc_skb+0x140/0x710 [ 64.167499][ T5963] __alloc_skb+0x140/0x710 [ 64.167519][ T5963] ? __alloc_skb+0x5b7/0x710 [ 64.167539][ T5963] ? __pfx___alloc_skb+0x10/0x10 [ 64.167565][ T5963] inet6_ifmcaddr_notify+0xd6/0x1d0 [ 64.167588][ T5963] ? __pfx_inet6_ifmcaddr_notify+0x10/0x10 [ 64.167616][ T5963] __ipv6_dev_mc_dec+0x297/0x340 [ 64.167644][ T5963] ipv6_mc_destroy_dev+0x2cd/0x690 [ 64.167662][ T5963] ? __local_bh_enable_ip+0x9e/0x120 [ 64.167684][ T5963] addrconf_ifdown.isra.0+0x148a/0x1b70 [ 64.167704][ T5963] ? trace_contention_end+0x126/0x160 [ 64.167728][ T5963] ? __pfx_addrconf_ifdown.isra.0+0x10/0x10 [ 64.167756][ T5963] addrconf_notify+0x7c6/0x1ba0 [ 64.167781][ T5963] ? __pfx_tls_dev_event+0x10/0x10 [ 64.167807][ T5963] ? __pfx_addrconf_notify+0x10/0x10 [ 64.167829][ T5963] ? ip6mr_device_event+0x1c4/0x230 [ 64.167856][ T5963] notifier_call_chain+0x99/0x3f0 [ 64.167883][ T5963] call_netdevice_notifiers_info+0xbe/0x110 [ 64.167910][ T5963] netif_set_mtu_ext+0x48b/0x7b0 [ 64.167934][ T5963] ? __pfx_netif_set_mtu_ext+0x10/0x10 [ 64.167957][ T5963] ? __pfx_validate_linkmsg+0x10/0x10 [ 64.167979][ T5963] ? netdev_work_dequeue+0x10a/0x310 [ 64.168003][ T5963] ? __local_bh_enable_ip+0x9e/0x120 [ 64.168022][ T5963] ? netdev_work_dequeue+0x10a/0x310 [ 64.168051][ T5963] do_setlink.isra.0+0x7f9/0x3e60 [ 64.168078][ T5963] ? rcu_is_watching+0x12/0xc0 [ 64.168100][ T5963] ? __pfx_do_setlink.isra.0+0x10/0x10 [ 64.168126][ T5963] ? __lock_acquire+0x49f/0x1a40 [ 64.168154][ T5963] ? do_raw_spin_lock+0x128/0x260 [ 64.168173][ T5963] ? find_held_lock+0x2b/0x80 [ 64.168192][ T5963] ? debug_mutex_remove_waiter+0xa0/0x320 [ 64.168213][ T5963] ? debug_mutex_remove_waiter+0xa0/0x320 [ 64.168243][ T5963] ? mark_held_locks+0x40/0x70 [ 64.168266][ T5963] ? _raw_spin_unlock_irqrestore+0x52/0x80 [ 64.168284][ T5963] ? __mutex_lock+0x82c/0x1bd0 [ 64.168303][ T5963] ? lockdep_hardirqs_on+0x78/0x100 [ 64.168324][ T5963] ? __mutex_lock+0x82c/0x1bd0 [ 64.168359][ T5963] ? __mutex_lock+0x26d/0x1bd0 [ 64.168379][ T5963] ? rtnl_newlink+0x8bb/0x2380 [ 64.168405][ T5963] ? __pfx___mutex_lock+0x10/0x10 [ 64.168426][ T5963] ? rcu_is_watching+0x12/0xc0 [ 64.168445][ T5963] ? apparmor_capable+0x1d7/0x4d0 [ 64.168479][ T5963] rtnl_newlink+0x1b7e/0x2380 [ 64.168510][ T5963] ? __pfx_rtnl_newlink+0x10/0x10 [ 64.168533][ T5963] ? rcu_is_watching+0x12/0xc0 [ 64.168551][ T5963] ? kasan_quarantine_put+0x104/0x240 [ 64.168571][ T5963] ? lockdep_hardirqs_on+0x78/0x100 [ 64.168593][ T5963] ? kfree_skbmem+0x19a/0x210 [ 64.168609][ T5963] ? kmem_cache_free+0x127/0x6b0 [ 64.168633][ T5963] ? __lock_acquire+0x49f/0x1a40 [ 64.168660][ T5963] ? find_held_lock+0x2b/0x80 [ 64.168686][ T5963] ? find_held_lock+0x2b/0x80 [ 64.168706][ T5963] ? rtnetlink_rcv_msg+0x93a/0xe90 [ 64.168728][ T5963] ? rtnetlink_rcv_msg+0x93a/0xe90 [ 64.168752][ T5963] ? __pfx_rtnl_newlink+0x10/0x10 [ 64.168776][ T5963] rtnetlink_rcv_msg+0x95e/0xe90 [ 64.168802][ T5963] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 64.168832][ T5963] ? ref_tracker_free+0x37e/0x6c0 [ 64.168852][ T5963] netlink_rcv_skb+0x159/0x420 [ 64.168871][ T5963] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 64.168896][ T5963] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 64.168923][ T5963] ? netlink_deliver_tap+0x1ae/0xcc0 [ 64.168944][ T5963] netlink_unicast+0x585/0x850 [ 64.168966][ T5963] ? __pfx_netlink_unicast+0x10/0x10 [ 64.168991][ T5963] netlink_sendmsg+0x8b0/0xda0 [ 64.169013][ T5963] ? __pfx_netlink_sendmsg+0x10/0x10 [ 64.169034][ T5963] ? apparmor_socket_sendmsg+0x15b/0x270 [ 64.169056][ T5963] ____sys_sendmsg+0xa4d/0xbe0 [ 64.169073][ T5963] ? __pfx_netlink_sendmsg+0x10/0x10 [ 64.169092][ T5963] ? __pfx_____sys_sendmsg+0x10/0x10 [ 64.169120][ T5963] ___sys_sendmsg+0x190/0x1e0 [ 64.169139][ T5963] ? __pfx____sys_sendmsg+0x10/0x10 [ 64.169158][ T5963] ? futex_wait+0x11e/0x370 [ 64.169188][ T5963] ? find_held_lock+0x2b/0x80 [ 64.169222][ T5963] __sys_sendmsg+0x160/0x210 [ 64.169250][ T5963] ? __pfx___sys_sendmsg+0x10/0x10 [ 64.169284][ T5963] __do_fast_syscall_32+0xe7/0x970 [ 64.169309][ T5963] do_fast_syscall_32+0x32/0x70 [ 64.169330][ T5963] entry_SYSENTER_compat_after_hwframe+0x84/0x8e [ 64.169351][ T5963] RIP: 0023:0xf7f75fec [ 64.169371][ T5963] Code: Unable to access opcode bytes at 0xf7f75fc2. [ 64.169379][ T5963] RSP: 002b:00000000f543650c EFLAGS: 00000292 ORIG_RAX: 0000000000000172 [ 64.169395][ T5963] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000080000140 [ 64.169406][ T5963] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 64.169416][ T5963] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 64.169426][ T5963] R10: 0000000000000000 R11: 0000000000000292 R12: 0000000000000000 [ 64.169436][ T5963] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 64.169457][ T5963] [ 64.171499][ T5963] FAULT_INJECTION: forcing a failure. [ 64.171499][ T5963] name failslab, interval 1, probability 10, space 0, times 47 [ 64.172144][ T5154] CPU: 0 UID: 0 PID: 5154 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 64.172158][ T5154] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.172164][ T5154] Call Trace: [ 64.172168][ T5154] [ 64.172173][ T5154] dump_stack_lvl+0x100/0x190 [ 64.172186][ T5154] should_fail_ex.cold+0x5/0xa [ 64.172199][ T5154] should_failslab+0xc2/0x120 [ 64.172214][ T5154] kmem_cache_alloc_lru_noprof+0x8d/0x6a0 [ 64.172228][ T5154] ? __d_alloc+0x35/0xa50 [ 64.172243][ T5154] __d_alloc+0x35/0xa50 [ 64.172260][ T5154] d_alloc+0x4a/0x1e0 [ 64.172272][ T5154] lookup_one_qstr_excl+0x171/0x250 [ 64.172286][ T5154] ? mnt_want_write+0x161/0x410 [ 64.172304][ T5154] filename_unlinkat+0x275/0x730 [ 64.172316][ T5154] ? __might_fault+0xc5/0x140 [ 64.172328][ T5154] ? __pfx_filename_unlinkat+0x10/0x10 [ 64.172345][ T5154] ? do_getname+0x191/0x390 [ 64.172360][ T5154] __x64_sys_unlink+0x46/0x70 [ 64.172373][ T5154] do_syscall_64+0x115/0x840 [ 64.172385][ T5154] ? clear_bhb_loop+0x40/0x90 [ 64.172399][ T5154] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 64.172410][ T5154] RIP: 0033:0x7f4e0f715937 [ 64.172420][ T5154] Code: 00 00 e9 a9 fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 5f 00 00 00 0f 05 c3 0f 1f 84 00 00 00 00 00 b8 57 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 91 b4 0d 00 f7 d8 64 89 02 b8 [ 64.172431][ T5154] RSP: 002b:00007ffe4cbab658 EFLAGS: 00000202 ORIG_RAX: 0000000000000057 [ 64.172441][ T5154] RAX: ffffffffffffffda RBX: 0000000000000bb8 RCX: 00007f4e0f715937 [ 64.172448][ T5154] RDX: 0000000000000000 RSI: 0000000003d09000 RDI: 000056508ff2002e [ 64.172454][ T5154] RBP: 0000000000000000 R08: 0000000003d1076f R09: 0000000000000001 [ 64.172460][ T5154] R10: 0000000000002e34 R11: 0000000000000202 R12: 0000000000000000 [ 64.172467][ T5154] R13: 000056508ff3b100 R14: 0000000000000001 R15: 0000000000000000 [ 64.172480][ T5154] [ 64.172523][ T5154] FAULT_INJECTION: forcing a failure. [ 64.172523][ T5154] name failslab, interval 1, probability 10, space 0, times 46 [ 64.174297][ T5963] CPU: 3 UID: 0 PID: 5963 Comm: syz.0.16 Not tainted syzkaller #0 PREEMPT(full) [ 64.174318][ T5963] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.174327][ T5963] Call Trace: [ 64.174334][ T5963] [ 64.174341][ T5963] dump_stack_lvl+0x100/0x190 [ 64.174363][ T5963] should_fail_ex.cold+0x5/0xa [ 64.174382][ T5963] should_failslab+0xc2/0x120 [ 64.174426][ T5963] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 64.174449][ T5963] ? __alloc_skb+0x140/0x710 [ 64.174475][ T5963] __alloc_skb+0x140/0x710 [ 64.174494][ T5963] ? __alloc_skb+0x5b7/0x710 [ 64.174514][ T5963] ? __pfx___alloc_skb+0x10/0x10 [ 64.174534][ T5963] ? if_nlmsg_size+0x4b/0xd80 [ 64.174561][ T5963] rtmsg_ifinfo_build_skb+0x81/0x260 [ 64.174582][ T5963] rtnetlink_event+0x137/0x1f0 [ 64.174601][ T5963] notifier_call_chain+0x99/0x3f0 [ 64.174627][ T5963] call_netdevice_notifiers_info+0xbe/0x110 [ 64.174655][ T5963] netif_set_mtu_ext+0x48b/0x7b0 [ 64.174678][ T5963] ? __pfx_netif_set_mtu_ext+0x10/0x10 [ 64.174703][ T5963] ? __pfx_validate_linkmsg+0x10/0x10 [ 64.174725][ T5963] ? netdev_work_dequeue+0x10a/0x310 [ 64.174750][ T5963] ? __local_bh_enable_ip+0x9e/0x120 [ 64.174770][ T5963] ? netdev_work_dequeue+0x10a/0x310 [ 64.174798][ T5963] do_setlink.isra.0+0x7f9/0x3e60 [ 64.174824][ T5963] ? rcu_is_watching+0x12/0xc0 [ 64.174847][ T5963] ? __pfx_do_setlink.isra.0+0x10/0x10 [ 64.174872][ T5963] ? __lock_acquire+0x49f/0x1a40 [ 64.174902][ T5963] ? do_raw_spin_lock+0x128/0x260 [ 64.174920][ T5963] ? find_held_lock+0x2b/0x80 [ 64.174956][ T5963] ? debug_mutex_remove_waiter+0xa0/0x320 [ 64.174976][ T5963] ? debug_mutex_remove_waiter+0xa0/0x320 [ 64.175000][ T5963] ? mark_held_locks+0x40/0x70 [ 64.175023][ T5963] ? _raw_spin_unlock_irqrestore+0x52/0x80 [ 64.175041][ T5963] ? __mutex_lock+0x82c/0x1bd0 [ 64.175057][ T5963] ? lockdep_hardirqs_on+0x78/0x100 [ 64.175075][ T5963] ? __mutex_lock+0x82c/0x1bd0 [ 64.175094][ T5963] ? __mutex_lock+0x26d/0x1bd0 [ 64.175114][ T5963] ? rtnl_newlink+0x8bb/0x2380 [ 64.175140][ T5963] ? __pfx___mutex_lock+0x10/0x10 [ 64.175160][ T5963] ? rcu_is_watching+0x12/0xc0 [ 64.175180][ T5963] ? apparmor_capable+0x1d7/0x4d0 [ 64.175213][ T5963] rtnl_newlink+0x1b7e/0x2380 [ 64.175248][ T5963] ? __pfx_rtnl_newlink+0x10/0x10 [ 64.175271][ T5963] ? rcu_is_watching+0x12/0xc0 [ 64.175289][ T5963] ? kasan_quarantine_put+0x104/0x240 [ 64.175309][ T5963] ? lockdep_hardirqs_on+0x78/0x100 [ 64.175330][ T5963] ? kfree_skbmem+0x19a/0x210 [ 64.175345][ T5963] ? kmem_cache_free+0x127/0x6b0 [ 64.175369][ T5963] ? __lock_acquire+0x49f/0x1a40 [ 64.175394][ T5963] ? find_held_lock+0x2b/0x80 [ 64.175421][ T5963] ? find_held_lock+0x2b/0x80 [ 64.175440][ T5963] ? rtnetlink_rcv_msg+0x93a/0xe90 [ 64.175462][ T5963] ? rtnetlink_rcv_msg+0x93a/0xe90 [ 64.175487][ T5963] ? __pfx_rtnl_newlink+0x10/0x10 [ 64.175511][ T5963] rtnetlink_rcv_msg+0x95e/0xe90 [ 64.175536][ T5963] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 64.175549][ T5745] FAULT_INJECTION: forcing a failure. [ 64.175549][ T5745] name failslab, interval 1, probability 10, space 0, times 46 [ 64.175566][ T5963] ? ref_tracker_free+0x37e/0x6c0 [ 64.175586][ T5963] netlink_rcv_skb+0x159/0x420 [ 64.175606][ T5963] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 64.175630][ T5963] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 64.175656][ T5963] ? netlink_deliver_tap+0x1ae/0xcc0 [ 64.175678][ T5963] netlink_unicast+0x585/0x850 [ 64.175699][ T5963] ? __pfx_netlink_unicast+0x10/0x10 [ 64.175723][ T5963] netlink_sendmsg+0x8b0/0xda0 [ 64.175744][ T5963] ? __pfx_netlink_sendmsg+0x10/0x10 [ 64.175766][ T5963] ? apparmor_socket_sendmsg+0x15b/0x270 [ 64.175787][ T5963] ____sys_sendmsg+0xa4d/0xbe0 [ 64.175803][ T5963] ? __pfx_netlink_sendmsg+0x10/0x10 [ 64.175823][ T5963] ? __pfx_____sys_sendmsg+0x10/0x10 [ 64.175851][ T5963] ___sys_sendmsg+0x190/0x1e0 [ 64.175870][ T5963] ? __pfx____sys_sendmsg+0x10/0x10 [ 64.175889][ T5963] ? futex_wait+0x11e/0x370 [ 64.175919][ T5963] ? find_held_lock+0x2b/0x80 [ 64.175952][ T5963] __sys_sendmsg+0x160/0x210 [ 64.175975][ T5963] ? __pfx___sys_sendmsg+0x10/0x10 [ 64.176009][ T5963] __do_fast_syscall_32+0xe7/0x970 [ 64.176033][ T5963] do_fast_syscall_32+0x32/0x70 [ 64.176055][ T5963] entry_SYSENTER_compat_after_hwframe+0x84/0x8e [ 64.176076][ T5963] RIP: 0023:0xf7f75fec [ 64.176095][ T5963] Code: Unable to access opcode bytes at 0xf7f75fc2. [ 64.176102][ T5963] RSP: 002b:00000000f543650c EFLAGS: 00000292 ORIG_RAX: 0000000000000172 [ 64.176118][ T5963] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000080000140 [ 64.176128][ T5963] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 64.176138][ T5963] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 64.176148][ T5963] R10: 0000000000000000 R11: 0000000000000292 R12: 0000000000000000 [ 64.176159][ T5963] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 64.176181][ T5963] [ 64.176189][ T5154] CPU: 0 UID: 0 PID: 5154 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 64.176203][ T5154] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.176209][ T5154] Call Trace: [ 64.176213][ T5154] [ 64.176217][ T5154] dump_stack_lvl+0x100/0x190 [ 64.176230][ T5154] should_fail_ex.cold+0x5/0xa [ 64.176243][ T5154] should_failslab+0xc2/0x120 [ 64.176262][ T5154] kmem_cache_alloc_lru_noprof+0x8d/0x6a0 [ 64.176277][ T5154] ? __d_alloc+0x35/0xa50 [ 64.176290][ T5154] __d_alloc+0x35/0xa50 [ 64.176304][ T5154] d_alloc+0x4a/0x1e0 [ 64.176317][ T5154] lookup_one_qstr_excl+0x171/0x250 [ 64.176330][ T5154] ? mnt_want_write+0x161/0x410 [ 64.176347][ T5154] filename_unlinkat+0x275/0x730 [ 64.176358][ T5154] ? __might_fault+0xc5/0x140 [ 64.176371][ T5154] ? __pfx_filename_unlinkat+0x10/0x10 [ 64.176388][ T5154] ? do_getname+0x191/0x390 [ 64.176403][ T5154] __x64_sys_unlink+0x46/0x70 [ 64.176421][ T5963] FAULT_INJECTION: forcing a failure. [ 64.176421][ T5963] name failslab, interval 1, probability 10, space 0, times 45 [ 64.176415][ T5154] do_syscall_64+0x115/0x840 [ 64.176441][ T5154] ? clear_bhb_loop+0x40/0x90 [ 64.176454][ T5154] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 64.176466][ T5154] RIP: 0033:0x7f4e0f715937 [ 64.176474][ T5154] Code: 00 00 e9 a9 fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 5f 00 00 00 0f 05 c3 0f 1f 84 00 00 00 00 00 b8 57 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 91 b4 0d 00 f7 d8 64 89 02 b8 [ 64.176485][ T5154] RSP: 002b:00007ffe4cbab658 EFLAGS: 00000202 ORIG_RAX: 0000000000000057 [ 64.176495][ T5154] RAX: ffffffffffffffda RBX: 0000000000000bb8 RCX: 00007f4e0f715937 [ 64.176501][ T5154] RDX: 0000000000000000 RSI: 0000000003d09000 RDI: 000056508ff2002e [ 64.176508][ T5154] RBP: 0000000000000000 R08: 0000000003d122ce R09: 0000000000000001 [ 64.176514][ T5154] R10: 0000000000002e34 R11: 0000000000000202 R12: 0000000000000000 [ 64.176521][ T5154] R13: 000056508ff3b100 R14: 0000000000000001 R15: 0000000000000000 [ 64.176534][ T5154] [ 64.176735][ T5154] FAULT_INJECTION: forcing a failure. [ 64.176735][ T5154] name failslab, interval 1, probability 10, space 0, times 44 [ 64.176750][ T5154] CPU: 0 UID: 0 PID: 5154 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 64.176761][ T5154] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.176768][ T5154] Call Trace: [ 64.176771][ T5154] [ 64.176775][ T5154] dump_stack_lvl+0x100/0x190 [ 64.176788][ T5154] should_fail_ex.cold+0x5/0xa [ 64.176800][ T5154] should_failslab+0xc2/0x120 [ 64.176814][ T5154] kmem_cache_alloc_noprof+0x91/0x6a0 [ 64.176828][ T5154] ? do_getname+0x35/0x390 [ 64.176844][ T5154] do_getname+0x35/0x390 [ 64.176858][ T5154] __x64_sys_unlink+0x36/0x70 [ 64.176870][ T5154] do_syscall_64+0x115/0x840 [ 64.176883][ T5154] ? clear_bhb_loop+0x40/0x90 [ 64.176895][ T5154] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 64.176906][ T5154] RIP: 0033:0x7f4e0f715937 [ 64.176915][ T5154] Code: 00 00 e9 a9 fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 5f 00 00 00 0f 05 c3 0f 1f 84 00 00 00 00 00 b8 57 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 91 b4 0d 00 f7 d8 64 89 02 b8 [ 64.176925][ T5154] RSP: 002b:00007ffe4cbab658 EFLAGS: 00000202 ORIG_RAX: 0000000000000057 [ 64.176934][ T5154] RAX: ffffffffffffffda RBX: 0000000000000bb8 RCX: 00007f4e0f715937 [ 64.176941][ T5154] RDX: 0000000000000000 RSI: 0000000003d09000 RDI: 000056508ff2002e [ 64.176948][ T5154] RBP: 0000000000000000 R08: 0000000003d1334f R09: 0000000000000001 [ 64.176954][ T5154] R10: 0000000000002e36 R11: 0000000000000202 R12: 0000000000000000 [ 64.176961][ T5154] R13: 000056508ff3b100 R14: 0000000000000001 R15: 0000000000000000 [ 64.176974][ T5154] [ 64.177144][ T5154] FAULT_INJECTION: forcing a failure. [ 64.177144][ T5154] name failslab, interval 1, probability 10, space 0, times 43 [ 64.177157][ T5154] CPU: 0 UID: 0 PID: 5154 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 64.177169][ T5154] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.177176][ T5154] Call Trace: [ 64.177179][ T5154] [ 64.177183][ T5154] dump_stack_lvl+0x100/0x190 [ 64.177196][ T5154] should_fail_ex.cold+0x5/0xa [ 64.177208][ T5154] should_failslab+0xc2/0x120 [ 64.177223][ T5154] kmem_cache_alloc_lru_noprof+0x8d/0x6a0 [ 64.177237][ T5154] ? __d_alloc+0x35/0xa50 [ 64.177255][ T5154] __d_alloc+0x35/0xa50 [ 64.177269][ T5154] d_alloc+0x4a/0x1e0 [ 64.177282][ T5154] lookup_one_qstr_excl+0x171/0x250 [ 64.177295][ T5154] ? mnt_want_write+0x161/0x410 [ 64.177312][ T5154] filename_unlinkat+0x275/0x730 [ 64.177324][ T5154] ? __might_fault+0xc5/0x140 [ 64.177335][ T5154] ? __pfx_filename_unlinkat+0x10/0x10 [ 64.177352][ T5154] ? do_getname+0x191/0x390 [ 64.177367][ T5154] __x64_sys_unlink+0x46/0x70 [ 64.177379][ T5154] do_syscall_64+0x115/0x840 [ 64.177391][ T5154] ? clear_bhb_loop+0x40/0x90 [ 64.177405][ T5154] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 64.177415][ T5154] RIP: 0033:0x7f4e0f715937 [ 64.177424][ T5154] Code: 00 00 e9 a9 fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 5f 00 00 00 0f 05 c3 0f 1f 84 00 00 00 00 00 b8 57 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 91 b4 0d 00 f7 d8 64 89 02 b8 [ 64.177434][ T5154] RSP: 002b:00007ffe4cbab658 EFLAGS: 00000202 ORIG_RAX: 0000000000000057 [ 64.177444][ T5154] RAX: ffffffffffffffda RBX: 0000000000000bb8 RCX: 00007f4e0f715937 [ 64.177450][ T5154] RDX: 0000000000000000 RSI: 0000000003d09000 RDI: 000056508ff2002e [ 64.177457][ T5154] RBP: 0000000000000000 R08: 0000000003d134e0 R09: 0000000000000001 [ 64.177463][ T5154] R10: 0000000000002e36 R11: 0000000000000202 R12: 0000000000000000 [ 64.177470][ T5154] R13: 000056508ff3b100 R14: 0000000000000001 R15: 0000000000000000 [ 64.177483][ T5154] [ 64.177683][ T5154] FAULT_INJECTION: forcing a failure. [ 64.177683][ T5154] name failslab, interval 1, probability 10, space 0, times 42 [ 64.177696][ T5154] CPU: 0 UID: 0 PID: 5154 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 64.177707][ T5154] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.177713][ T5154] Call Trace: [ 64.177717][ T5154] [ 64.177721][ T5154] dump_stack_lvl+0x100/0x190 [ 64.177734][ T5154] should_fail_ex.cold+0x5/0xa [ 64.177746][ T5154] should_failslab+0xc2/0x120 [ 64.177761][ T5154] kmem_cache_alloc_lru_noprof+0x8d/0x6a0 [ 64.177775][ T5154] ? __d_alloc+0x35/0xa50 [ 64.177789][ T5154] __d_alloc+0x35/0xa50 [ 64.177802][ T5154] d_alloc+0x4a/0x1e0 [ 64.177815][ T5154] lookup_one_qstr_excl+0x171/0x250 [ 64.177829][ T5154] ? mnt_want_write+0x161/0x410 [ 64.177845][ T5154] filename_unlinkat+0x275/0x730 [ 64.177857][ T5154] ? __might_fault+0xc5/0x140 [ 64.177869][ T5154] ? __pfx_filename_unlinkat+0x10/0x10 [ 64.177886][ T5154] ? do_getname+0x191/0x390 [ 64.177901][ T5154] __x64_sys_unlink+0x46/0x70 [ 64.177913][ T5154] do_syscall_64+0x115/0x840 [ 64.177925][ T5154] ? clear_bhb_loop+0x40/0x90 [ 64.177938][ T5154] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 64.177949][ T5154] RIP: 0033:0x7f4e0f715937 [ 64.177957][ T5154] Code: 00 00 e9 a9 fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 5f 00 00 00 0f 05 c3 0f 1f 84 00 00 00 00 00 b8 57 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 91 b4 0d 00 f7 d8 64 89 02 b8 [ 64.177967][ T5154] RSP: 002b:00007ffe4cbab658 EFLAGS: 00000202 ORIG_RAX: 0000000000000057 [ 64.177977][ T5154] RAX: ffffffffffffffda RBX: 0000000000000bb8 RCX: 00007f4e0f715937 [ 64.177983][ T5154] RDX: 0000000000000000 RSI: 0000000003d09000 RDI: 000056508ff2002e [ 64.177990][ T5154] RBP: 0000000000000000 R08: 0000000003d136fb R09: 0000000000000001 [ 64.177996][ T5154] R10: 0000000000002e36 R11: 0000000000000202 R12: 0000000000000000 [ 64.178002][ T5154] R13: 000056508ff3b100 R14: 0000000000000001 R15: 0000000000000000 [ 64.178016][ T5154] [ 64.178023][ T5745] CPU: 2 UID: 0 PID: 5745 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full) [ 64.178038][ T5745] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.178044][ T5745] Call Trace: [ 64.178048][ T5745] [ 64.178053][ T5745] dump_stack_lvl+0x100/0x190 [ 64.178068][ T5745] should_fail_ex.cold+0x5/0xa [ 64.178082][ T5745] should_failslab+0xc2/0x120 [ 64.178097][ T5745] __kmalloc_noprof+0xfc/0x820 [ 64.178110][ T5745] ? rcu_is_watching+0x12/0xc0 [ 64.178123][ T5745] ? tomoyo_realpath_from_path+0xb6/0x690 [ 64.178143][ T5745] tomoyo_realpath_from_path+0xb6/0x690 [ 64.178162][ T5745] tomoyo_path_perm+0x276/0x460 [ 64.178166][ T5154] FAULT_INJECTION: forcing a failure. [ 64.178166][ T5154] name failslab, interval 1, probability 10, space 0, times 41 [ 64.178175][ T5745] ? tomoyo_path_perm+0x262/0x460 [ 64.178190][ T5745] ? __pfx_tomoyo_path_perm+0x10/0x10 [ 64.178221][ T5745] security_inode_getattr+0x116/0x280 [ 64.178236][ T5745] vfs_statx+0x11f/0x3f0 [ 64.178250][ T5745] ? __pfx_vfs_statx+0x10/0x10 [ 64.178266][ T5745] do_statx+0xf1/0x170 [ 64.178280][ T5745] ? __pfx_do_statx+0x10/0x10 [ 64.178301][ T5745] ? strncpy_from_user+0x19d/0x2d0 [ 64.178318][ T5745] ? do_getname+0x191/0x390 [ 64.178333][ T5745] __ia32_sys_statx+0x140/0x1f0 [ 64.178349][ T5745] __do_fast_syscall_32+0xe7/0x970 [ 64.178365][ T5745] do_fast_syscall_32+0x32/0x70 [ 64.178379][ T5745] entry_SYSENTER_compat_after_hwframe+0x84/0x8e [ 64.178393][ T5745] RIP: 0023:0xf7f15fec [ 64.178420][ T5745] Code: d2 74 05 c1 e8 0c 89 02 8b 5d fc 31 c0 c9 c3 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1f 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 2e 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00 58 b8 [ 64.178432][ T5745] RSP: 002b:00000000ff8d7530 EFLAGS: 00000206 ORIG_RAX: 000000000000017f [ 64.178443][ T5745] RAX: ffffffffffffffda RBX: 00000000ffffff9c RCX: 00000000ff8d7860 [ 64.178450][ T5745] RDX: 0000000000000900 RSI: 00000000000007ff RDI: 00000000ff8d75cc [ 64.178456][ T5745] RBP: 00000000ff8d7720 R08: 0000000000000000 R09: 0000000000000000 [ 64.178463][ T5745] R10: 0000000000000000 R11: 0000000000000292 R12: 0000000000000000 [ 64.178470][ T5745] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 64.178483][ T5745] [ 64.178558][ T5745] FAULT_INJECTION: forcing a failure. [ 64.178558][ T5745] name failslab, interval 1, probability 10, space 0, times 40 [ 64.178572][ T5745] CPU: 2 UID: 0 PID: 5745 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full) [ 64.178588][ T5745] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.178595][ T5745] Call Trace: [ 64.178599][ T5745] [ 64.178603][ T5745] dump_stack_lvl+0x100/0x190 [ 64.178615][ T5745] should_fail_ex.cold+0x5/0xa [ 64.178628][ T5745] should_failslab+0xc2/0x120 [ 64.178642][ T5745] kmem_cache_alloc_noprof+0x91/0x6a0 [ 64.178656][ T5745] ? trace_kmem_cache_alloc+0xdd/0x100 [ 64.178671][ T5745] ? security_file_alloc+0x34/0x2c0 [ 64.178689][ T5745] security_file_alloc+0x34/0x2c0 [ 64.178704][ T5745] init_file+0x95/0x480 [ 64.178717][ T5745] alloc_empty_file+0x79/0x1c0 [ 64.178731][ T5745] path_openat+0xe7/0x4280 [ 64.178742][ T5745] ? kasan_save_track+0x14/0x30 [ 64.178755][ T5745] ? __kasan_slab_alloc+0x89/0x90 [ 64.178768][ T5745] ? kmem_cache_alloc_noprof+0x26b/0x6a0 [ 64.178781][ T5745] ? do_getname+0x35/0x390 [ 64.178793][ T5745] ? do_sys_openat2+0xc7/0x1e0 [ 64.178807][ T5745] ? __ia32_compat_sys_openat+0x12d/0x210 [ 64.178821][ T5745] ? __do_fast_syscall_32+0xe7/0x970 [ 64.178839][ T5745] ? __pfx_path_openat+0x10/0x10 [ 64.178854][ T5745] do_file_open+0x20e/0x430 [ 64.178864][ T5745] ? __lock_acquire+0x49f/0x1a40 [ 64.178882][ T5745] ? __pfx_do_file_open+0x10/0x10 [ 64.178902][ T5745] ? _raw_spin_unlock+0x28/0x50 [ 64.178913][ T5745] ? alloc_fd+0x471/0x7a0 [ 64.178942][ T5745] do_sys_openat2+0x10f/0x1e0 [ 64.178956][ T5745] ? __pfx_do_sys_openat2+0x10/0x10 [ 64.178977][ T5745] ? kmem_cache_free+0x127/0x6b0 [ 64.178994][ T5745] ? __pfx_path_umount+0x10/0x10 [ 64.179012][ T5745] __ia32_compat_sys_openat+0x12d/0x210 [ 64.179027][ T5745] ? __pfx___ia32_compat_sys_openat+0x10/0x10 [ 64.179043][ T5745] ? __pfx___ia32_sys_umount+0x10/0x10 [ 64.179058][ T5745] __do_fast_syscall_32+0xe7/0x970 [ 64.179074][ T5745] do_fast_syscall_32+0x32/0x70 [ 64.179090][ T5745] entry_SYSENTER_compat_after_hwframe+0x84/0x8e [ 64.179103][ T5745] RIP: 0023:0xf7f15fec [ 64.179112][ T5745] Code: d2 74 05 c1 e8 0c 89 02 8b 5d fc 31 c0 c9 c3 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1f 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 2e 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00 58 b8 [ 64.179123][ T5745] RSP: 002b:00000000ff8d66f0 EFLAGS: 00000206 ORIG_RAX: 0000000000000127 [ 64.179134][ T5745] RAX: ffffffffffffffda RBX: 00000000ffffff9c RCX: 00000000ff8d7860 [ 64.179140][ T5745] RDX: 0000000000098800 RSI: 0000000000000000 RDI: 00000000f73a6ff4 [ 64.179147][ T5745] RBP: 00000000ff8d7860 R08: 0000000000000000 R09: 0000000000000000 [ 64.179153][ T5745] R10: 0000000000000000 R11: 0000000000000292 R12: 0000000000000000 [ 64.179160][ T5745] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 64.179173][ T5745] [ 64.180196][ T5963] CPU: 3 UID: 0 PID: 5963 Comm: syz.0.16 Not tainted syzkaller #0 PREEMPT(full) [ 64.180217][ T5963] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.180233][ T5963] Call Trace: [ 64.180240][ T5963] [ 64.180247][ T5963] dump_stack_lvl+0x100/0x190 [ 64.180268][ T5963] should_fail_ex.cold+0x5/0xa [ 64.180286][ T5963] should_failslab+0xc2/0x120 [ 64.180308][ T5963] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 64.180331][ T5963] ? __alloc_skb+0x140/0x710 [ 64.180356][ T5963] __alloc_skb+0x140/0x710 [ 64.180375][ T5963] ? __alloc_skb+0x5b7/0x710 [ 64.180396][ T5963] ? __pfx___alloc_skb+0x10/0x10 [ 64.180418][ T5963] ? __fib6_drop_pcpu_from.part.0+0x1e4/0x480 [ 64.180442][ T5963] inet6_rt_notify+0x1d2/0x4c0 [ 64.180471][ T5963] fib6_del+0xf7a/0x1790 [ 64.180496][ T5963] ? __pfx_fib6_del+0x10/0x10 [ 64.180515][ T5963] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 64.180541][ T5963] ? fib6_ifdown+0xcd/0x7e0 [ 64.180567][ T5963] fib6_clean_node+0x424/0x5d0 [ 64.180588][ T5963] ? __pfx_fib6_clean_node+0x10/0x10 [ 64.180615][ T5963] fib6_walk_continue+0x451/0x8d0 [ 64.180645][ T5963] fib6_walk+0x182/0x370 [ 64.180663][ T5963] fib6_clean_tree+0xdc/0x120 [ 64.180679][ T5963] ? __pfx_fib6_ifdown+0x10/0x10 [ 64.180702][ T5963] ? __pfx_fib6_clean_tree+0x10/0x10 [ 64.180724][ T5963] ? __pfx_fib6_clean_node+0x10/0x10 [ 64.180742][ T5963] ? __pfx_fib6_ifdown+0x10/0x10 [ 64.180771][ T5963] ? __pfx_fib6_ifdown+0x10/0x10 [ 64.180795][ T5963] __fib6_clean_all+0x107/0x2d0 [ 64.180817][ T5963] rt6_disable_ip+0x2a6/0x980 [ 64.180847][ T5963] ? __pfx_rt6_disable_ip+0x10/0x10 [ 64.180876][ T5963] addrconf_ifdown.isra.0+0x11d/0x1b70 [ 64.180896][ T5963] ? trace_contention_end+0x126/0x160 [ 64.180914][ T5963] ? __mutex_lock+0x26d/0x1bd0 [ 64.180934][ T5963] ? tee_netdev_event+0x8a/0x3d0 [ 64.180958][ T5963] ? find_held_lock+0x2b/0x80 [ 64.180978][ T5963] ? tee_netdev_event+0x300/0x3d0 [ 64.181002][ T5963] ? __pfx_addrconf_ifdown.isra.0+0x10/0x10 [ 64.181029][ T5963] addrconf_notify+0x7c6/0x1ba0 [ 64.181054][ T5963] ? __pfx_tls_dev_event+0x10/0x10 [ 64.181079][ T5963] ? __pfx_addrconf_notify+0x10/0x10 [ 64.181102][ T5963] ? ip6mr_device_event+0x1c4/0x230 [ 64.181128][ T5963] notifier_call_chain+0x99/0x3f0 [ 64.181157][ T5963] call_netdevice_notifiers_info+0xbe/0x110 [ 64.181185][ T5963] netif_set_mtu_ext+0x48b/0x7b0 [ 64.181209][ T5963] ? __pfx_netif_set_mtu_ext+0x10/0x10 [ 64.181237][ T5963] ? __pfx_validate_linkmsg+0x10/0x10 [ 64.181260][ T5963] ? netdev_work_dequeue+0x10a/0x310 [ 64.181284][ T5963] ? __local_bh_enable_ip+0x9e/0x120 [ 64.181304][ T5963] ? netdev_work_dequeue+0x10a/0x310 [ 64.181332][ T5963] do_setlink.isra.0+0x7f9/0x3e60 [ 64.181358][ T5963] ? rcu_is_watching+0x12/0xc0 [ 64.181380][ T5963] ? __pfx_do_setlink.isra.0+0x10/0x10 [ 64.181406][ T5963] ? __lock_acquire+0x49f/0x1a40 [ 64.181437][ T5963] ? do_raw_spin_lock+0x128/0x260 [ 64.181456][ T5963] ? find_held_lock+0x2b/0x80 [ 64.181475][ T5963] ? debug_mutex_remove_waiter+0xa0/0x320 [ 64.181496][ T5963] ? debug_mutex_remove_waiter+0xa0/0x320 [ 64.181520][ T5963] ? mark_held_locks+0x40/0x70 [ 64.181543][ T5963] ? _raw_spin_unlock_irqrestore+0x52/0x80 [ 64.181561][ T5963] ? __mutex_lock+0x82c/0x1bd0 [ 64.181579][ T5963] ? lockdep_hardirqs_on+0x78/0x100 [ 64.181599][ T5963] ? __mutex_lock+0x82c/0x1bd0 [ 64.181618][ T5963] ? __mutex_lock+0x26d/0x1bd0 [ 64.181638][ T5963] ? rtnl_newlink+0x8bb/0x2380 [ 64.181665][ T5963] ? __pfx___mutex_lock+0x10/0x10 [ 64.181685][ T5963] ? rcu_is_watching+0x12/0xc0 [ 64.181704][ T5963] ? apparmor_capable+0x1d7/0x4d0 [ 64.181736][ T5963] rtnl_newlink+0x1b7e/0x2380 [ 64.181767][ T5963] ? __pfx_rtnl_newlink+0x10/0x10 [ 64.181790][ T5963] ? rcu_is_watching+0x12/0xc0 [ 64.181809][ T5963] ? kasan_quarantine_put+0x104/0x240 [ 64.181828][ T5963] ? lockdep_hardirqs_on+0x78/0x100 [ 64.181850][ T5963] ? kfree_skbmem+0x19a/0x210 [ 64.181866][ T5963] ? kmem_cache_free+0x127/0x6b0 [ 64.181889][ T5963] ? __lock_acquire+0x49f/0x1a40 [ 64.181916][ T5963] ? find_held_lock+0x2b/0x80 [ 64.181940][ T5963] ? find_held_lock+0x2b/0x80 [ 64.181956][ T5963] ? rtnetlink_rcv_msg+0x93a/0xe90 [ 64.181979][ T5963] ? rtnetlink_rcv_msg+0x93a/0xe90 [ 64.182004][ T5963] ? __pfx_rtnl_newlink+0x10/0x10 [ 64.182027][ T5963] rtnetlink_rcv_msg+0x95e/0xe90 [ 64.182053][ T5963] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 64.182083][ T5963] ? ref_tracker_free+0x37e/0x6c0 [ 64.182102][ T5963] netlink_rcv_skb+0x159/0x420 [ 64.182121][ T5963] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 64.182147][ T5963] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 64.182174][ T5963] ? netlink_deliver_tap+0x1ae/0xcc0 [ 64.182195][ T5963] netlink_unicast+0x585/0x850 [ 64.182217][ T5963] ? __pfx_netlink_unicast+0x10/0x10 [ 64.182246][ T5963] netlink_sendmsg+0x8b0/0xda0 [ 64.182267][ T5963] ? __pfx_netlink_sendmsg+0x10/0x10 [ 64.182289][ T5963] ? apparmor_socket_sendmsg+0x15b/0x270 [ 64.182310][ T5963] ____sys_sendmsg+0xa4d/0xbe0 [ 64.182346][ T5963] ? __pfx_netlink_sendmsg+0x10/0x10 [ 64.182366][ T5963] ? __pfx_____sys_sendmsg+0x10/0x10 [ 64.182393][ T5963] ___sys_sendmsg+0x190/0x1e0 [ 64.182434][ T5963] ? __pfx____sys_sendmsg+0x10/0x10 [ 64.182453][ T5963] ? futex_wait+0x11e/0x370 [ 64.182484][ T5963] ? find_held_lock+0x2b/0x80 [ 64.182517][ T5963] __sys_sendmsg+0x160/0x210 [ 64.182540][ T5963] ? __pfx___sys_sendmsg+0x10/0x10 [ 64.182575][ T5963] __do_fast_syscall_32+0xe7/0x970 [ 64.182599][ T5963] do_fast_syscall_32+0x32/0x70 [ 64.182620][ T5963] entry_SYSENTER_compat_after_hwframe+0x84/0x8e [ 64.182641][ T5963] RIP: 0023:0xf7f75fec [ 64.182659][ T5963] Code: Unable to access opcode bytes at 0xf7f75fc2. [ 64.182667][ T5963] RSP: 002b:00000000f543650c EFLAGS: 00000292 ORIG_RAX: 0000000000000172 [ 64.182682][ T5963] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000080000140 [ 64.182693][ T5963] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 64.182703][ T5963] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 64.182713][ T5963] R10: 0000000000000000 R11: 0000000000000292 R12: 0000000000000000 [ 64.182723][ T5963] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 64.182745][ T5963] [ 64.187300][ T12] FAULT_INJECTION: forcing a failure. [ 64.187300][ T12] name failslab, interval 1, probability 10, space 0, times 29 [ 64.188295][ T5154] CPU: 0 UID: 0 PID: 5154 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 64.188309][ T5154] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.188316][ T5154] Call Trace: [ 64.188320][ T5154] [ 64.188324][ T5154] dump_stack_lvl+0x100/0x190 [ 64.188338][ T5154] should_fail_ex.cold+0x5/0xa [ 64.188351][ T5154] should_failslab+0xc2/0x120 [ 64.188366][ T5154] kmem_cache_alloc_lru_noprof+0x8d/0x6a0 [ 64.188381][ T5154] ? __d_alloc+0x35/0xa50 [ 64.188396][ T5154] __d_alloc+0x35/0xa50 [ 64.188409][ T5154] d_alloc+0x4a/0x1e0 [ 64.188421][ T5154] lookup_one_qstr_excl+0x171/0x250 [ 64.188435][ T5154] ? mnt_want_write+0x161/0x410 [ 64.188452][ T5154] filename_unlinkat+0x275/0x730 [ 64.188465][ T5154] ? __might_fault+0xc5/0x140 [ 64.188477][ T5154] ? __pfx_filename_unlinkat+0x10/0x10 [ 64.188503][ T5154] ? do_getname+0x191/0x390 [ 64.188524][ T5154] __x64_sys_unlink+0x46/0x70 [ 64.188541][ T5154] do_syscall_64+0x115/0x840 [ 64.188561][ T5154] ? clear_bhb_loop+0x40/0x90 [ 64.188582][ T5154] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 64.188596][ T5154] RIP: 0033:0x7f4e0f715937 [ 64.188605][ T5154] Code: 00 00 e9 a9 fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 5f 00 00 00 0f 05 c3 0f 1f 84 00 00 00 00 00 b8 57 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 91 b4 0d 00 f7 d8 64 89 02 b8 [ 64.188617][ T5154] RSP: 002b:00007ffe4cbab658 EFLAGS: 00000202 ORIG_RAX: 0000000000000057 [ 64.188627][ T5154] RAX: ffffffffffffffda RBX: 0000000000000bb8 RCX: 00007f4e0f715937 [ 64.188634][ T5154] RDX: 0000000000000000 RSI: 0000000003d09000 RDI: 000056508ff2002e [ 64.188640][ T5154] RBP: 0000000000000000 R08: 0000000003d138df R09: 0000000000000001 [ 64.188647][ T5154] R10: 0000000000002e36 R11: 0000000000000202 R12: 0000000000000000 [ 64.188653][ T5154] R13: 000056508ff3b100 R14: 0000000000000001 R15: 0000000000000000 [ 64.188667][ T5154] [ 64.188720][ T5154] FAULT_INJECTION: forcing a failure. [ 64.188720][ T5154] name failslab, interval 1, probability 10, space 0, times 28 [ 64.188734][ T5154] CPU: 0 UID: 0 PID: 5154 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 64.188745][ T5154] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.188751][ T5154] Call Trace: [ 64.188755][ T5154] [ 64.188759][ T5154] dump_stack_lvl+0x100/0x190 [ 64.188772][ T5154] should_fail_ex.cold+0x5/0xa [ 64.188784][ T5154] should_failslab+0xc2/0x120 [ 64.188799][ T5154] kmem_cache_alloc_lru_noprof+0x8d/0x6a0 [ 64.188814][ T5154] ? __d_alloc+0x35/0xa50 [ 64.188828][ T5154] __d_alloc+0x35/0xa50 [ 64.188841][ T5154] d_alloc+0x4a/0x1e0 [ 64.188853][ T5154] lookup_one_qstr_excl+0x171/0x250 [ 64.188867][ T5154] ? mnt_want_write+0x161/0x410 [ 64.188883][ T5154] filename_unlinkat+0x275/0x730 [ 64.188895][ T5154] ? __might_fault+0xc5/0x140 [ 64.188907][ T5154] ? __pfx_filename_unlinkat+0x10/0x10 [ 64.188924][ T5154] ? do_getname+0x191/0x390 [ 64.188939][ T5154] __x64_sys_unlink+0x46/0x70 [ 64.188951][ T5154] do_syscall_64+0x115/0x840 [ 64.188963][ T5154] ? clear_bhb_loop+0x40/0x90 [ 64.188976][ T5154] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 64.188987][ T5154] RIP: 0033:0x7f4e0f715937 [ 64.188996][ T5154] Code: 00 00 e9 a9 fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 5f 00 00 00 0f 05 c3 0f 1f 84 00 00 00 00 00 b8 57 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 91 b4 0d 00 f7 d8 64 89 02 b8 [ 64.189006][ T5154] RSP: 002b:00007ffe4cbab658 EFLAGS: 00000202 ORIG_RAX: 0000000000000057 [ 64.189016][ T5154] RAX: ffffffffffffffda RBX: 0000000000000bb8 RCX: 00007f4e0f715937 [ 64.189022][ T5154] RDX: 0000000000000000 RSI: 0000000003d09000 RDI: 000056508ff2002e [ 64.189029][ T5154] RBP: 0000000000000000 R08: 0000000003d16211 R09: 0000000000000001 [ 64.189035][ T5154] R10: 0000000000002e38 R11: 0000000000000202 R12: 0000000000000000 [ 64.189042][ T5154] R13: 000056508ff3b100 R14: 0000000000000001 R15: 0000000000000000 [ 64.189055][ T5154] [ 64.189126][ T5154] FAULT_INJECTION: forcing a failure. [ 64.189126][ T5154] name failslab, interval 1, probability 10, space 0, times 27 [ 64.191025][ T12] CPU: 3 UID: 0 PID: 12 Comm: kworker/u32:0 Not tainted syzkaller #0 PREEMPT(full) [ 64.191047][ T12] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.191058][ T12] Workqueue: ipv6_addrconf addrconf_dad_work [ 64.191081][ T12] Call Trace: [ 64.191088][ T12] [ 64.191094][ T12] dump_stack_lvl+0x100/0x190 [ 64.191114][ T12] should_fail_ex.cold+0x5/0xa [ 64.191133][ T12] should_failslab+0xc2/0x120 [ 64.191155][ T12] kmem_cache_alloc_noprof+0x91/0x6a0 [ 64.191177][ T12] ? dst_alloc+0x99/0x1a0 [ 64.191200][ T12] dst_alloc+0x99/0x1a0 [ 64.191222][ T12] rt_dst_alloc+0x35/0x3a0 [ 64.191251][ T12] ip_route_output_key_hash_rcu+0x87a/0x2870 [ 64.191282][ T12] ip_route_output_key_hash+0x118/0x2b0 [ 64.191306][ T12] ? __pfx_ip_route_output_key_hash+0x10/0x10 [ 64.191330][ T12] ? lock_acquire+0x1b9/0x370 [ 64.191356][ T12] ? dst_cache_get_ip4+0x5c8/0x860 [ 64.191377][ T12] ? dst_cache_get_ip4+0x5c8/0x860 [ 64.191401][ T12] ip_route_output_flow+0x27/0x150 [ 64.191430][ T12] udp_tunnel_dst_lookup+0x24b/0x3f0 [ 64.191452][ T12] ? __pfx_udp_tunnel_dst_lookup+0x10/0x10 [ 64.191475][ T12] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 64.191502][ T12] geneve_xmit+0xf74/0x4070 [ 64.191529][ T12] ? sk_tx_queue_get+0x91/0x270 [ 64.191546][ T12] ? __pfx_geneve_xmit+0x10/0x10 [ 64.191565][ T12] ? validate_xmit_xfrm+0x457/0x13c0 [ 64.191595][ T12] ? dev_hard_start_xmit+0x121/0x760 [ 64.191612][ T12] dev_hard_start_xmit+0x121/0x760 [ 64.191635][ T12] __dev_queue_xmit+0x1bbf/0x4970 [ 64.191660][ T12] ? look_up_lock_class+0x55/0x120 [ 64.191680][ T12] ? __pfx___dev_queue_xmit+0x10/0x10 [ 64.191697][ T12] ? register_lock_class+0x40/0x560 [ 64.191727][ T12] ? __lock_acquire+0x49f/0x1a40 [ 64.191763][ T12] ? __asan_memcpy+0x3c/0x60 [ 64.191781][ T12] ? eth_header+0x120/0x1f0 [ 64.191798][ T12] neigh_resolve_output+0x51f/0x8f0 [ 64.191832][ T12] ip6_finish_output2+0xb0f/0x1ce0 [ 64.191862][ T12] __ip6_finish_output+0x357/0xdf0 [ 64.191886][ T12] ip6_output+0x2aa/0xa60 [ 64.191907][ T12] ? __pfx_ip6_output+0x10/0x10 [ 64.191931][ T12] ? __pfx_ip6_finish_output+0x10/0x10 [ 64.191951][ T12] ? ndisc_send_skb+0xbba/0x1bf0 [ 64.191973][ T12] ? ndisc_send_skb+0xbba/0x1bf0 [ 64.191997][ T12] ? __pfx_ip6_output+0x10/0x10 [ 64.192016][ T12] ndisc_send_skb+0xa85/0x1bf0 [ 64.192047][ T12] ? __pfx_ndisc_send_skb+0x10/0x10 [ 64.192067][ T12] ? ndisc_alloc_skb+0x319/0x530 [ 64.192091][ T12] ? __pfx_dst_output+0x10/0x10 [ 64.192111][ T12] ? __asan_memcpy+0x3c/0x60 [ 64.192136][ T12] ? mark_held_locks+0x40/0x70 [ 64.192164][ T12] ndisc_send_ns+0xc6/0x140 [ 64.192185][ T12] ? __pfx_mod_delayed_work_on+0x10/0x10 [ 64.192211][ T12] ? __pfx_ndisc_send_ns+0x10/0x10 [ 64.192244][ T12] addrconf_dad_work+0xca1/0x1360 [ 64.192268][ T12] ? __pfx_addrconf_dad_work+0x10/0x10 [ 64.192291][ T12] ? rcu_is_watching+0x12/0xc0 [ 64.192315][ T12] process_one_work+0xa23/0x1940 [ 64.192347][ T12] ? __pfx_process_one_work+0x10/0x10 [ 64.192377][ T12] ? __pfx_addrconf_dad_work+0x10/0x10 [ 64.192400][ T12] worker_thread+0x5ef/0xe50 [ 64.192431][ T12] ? kthread+0x13a/0x450 [ 64.192451][ T12] ? __pfx_worker_thread+0x10/0x10 [ 64.192472][ T12] kthread+0x370/0x450 [ 64.192492][ T12] ? __pfx_kthread+0x10/0x10 [ 64.192514][ T12] ret_from_fork+0x72b/0xd50 [ 64.192535][ T12] ? __pfx_ret_from_fork+0x10/0x10 [ 64.192556][ T12] ? __switch_to+0x800/0x10f0 [ 64.192580][ T12] ? __pfx_kthread+0x10/0x10 [ 64.192600][ T12] ret_from_fork_asm+0x1a/0x30 [ 64.192631][ T12] [ 64.205776][ T5667] FAULT_INJECTION: forcing a failure. [ 64.205776][ T5667] name failslab, interval 1, probability 10, space 0, times 26 [ 64.205946][ T5154] CPU: 0 UID: 0 PID: 5154 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 64.205961][ T5154] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.205969][ T5154] Call Trace: [ 64.205973][ T5154] [ 64.205978][ T5154] dump_stack_lvl+0x100/0x190 [ 64.205995][ T5154] should_fail_ex.cold+0x5/0xa [ 64.206007][ T5154] should_failslab+0xc2/0x120 [ 64.206023][ T5154] kmem_cache_alloc_noprof+0x91/0x6a0 [ 64.206038][ T5154] ? do_getname+0x35/0x390 [ 64.206054][ T5154] do_getname+0x35/0x390 [ 64.206069][ T5154] __x64_sys_unlink+0x36/0x70 [ 64.206081][ T5154] do_syscall_64+0x115/0x840 [ 64.206095][ T5154] ? clear_bhb_loop+0x40/0x90 [ 64.206108][ T5154] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 64.206119][ T5154] RIP: 0033:0x7f4e0f715937 [ 64.206130][ T5154] Code: 00 00 e9 a9 fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 5f 00 00 00 0f 05 c3 0f 1f 84 00 00 00 00 00 b8 57 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 91 b4 0d 00 f7 d8 64 89 02 b8 [ 64.206141][ T5154] RSP: 002b:00007ffe4cbab658 EFLAGS: 00000202 ORIG_RAX: 0000000000000057 [ 64.206152][ T5154] RAX: ffffffffffffffda RBX: 0000000000000bb8 RCX: 00007f4e0f715937 [ 64.206159][ T5154] RDX: 0000000000000000 RSI: 0000000003d09000 RDI: 000056508ff2002e [ 64.206166][ T5154] RBP: 0000000000000000 R08: 0000000003d163b5 R09: 0000000000000001 [ 64.206172][ T5154] R10: 0000000000002e38 R11: 0000000000000202 R12: 0000000000000000 [ 64.206179][ T5154] R13: 000056508ff3b100 R14: 0000000000000001 R15: 0000000000000000 [ 64.206192][ T5154] [ 64.206277][ T5154] FAULT_INJECTION: forcing a failure. [ 64.206277][ T5154] name failslab, interval 1, probability 10, space 0, times 25 [ 64.207855][ T5667] CPU: 3 UID: 0 PID: 5667 Comm: sshd-session Not tainted syzkaller #0 PREEMPT(full) [ 64.207876][ T5667] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.207886][ T5667] Call Trace: [ 64.207893][ T5667] [ 64.207900][ T5667] dump_stack_lvl+0x100/0x190 [ 64.207923][ T5667] should_fail_ex.cold+0x5/0xa [ 64.207942][ T5667] should_failslab+0xc2/0x120 [ 64.207965][ T5667] kmem_cache_alloc_noprof+0x91/0x6a0 [ 64.207986][ T5667] ? lock_acquire+0x1b9/0x370 [ 64.208011][ T5667] ? skb_clone+0x190/0x400 [ 64.208045][ T5667] skb_clone+0x190/0x400 [ 64.208069][ T5667] dev_queue_xmit_nit+0x255/0xa60 [ 64.208099][ T5667] dev_hard_start_xmit+0x2f5/0x760 [ 64.208124][ T5667] sch_direct_xmit+0x1b2/0xc70 [ 64.208151][ T5667] ? lock_acquire+0x1b9/0x370 [ 64.208175][ T5667] ? __pfx_sch_direct_xmit+0x10/0x10 [ 64.208199][ T5667] ? do_raw_spin_lock+0x240/0x260 [ 64.208225][ T5667] __dev_queue_xmit+0x27ac/0x4970 [ 64.208256][ T5667] ? __lock_acquire+0x49f/0x1a40 [ 64.208280][ T5667] ? __pfx___dev_queue_xmit+0x10/0x10 [ 64.208302][ T5667] ? __lock_acquire+0x49f/0x1a40 [ 64.208329][ T5667] ? __lock_acquire+0x49f/0x1a40 [ 64.208354][ T5667] ? __lock_acquire+0x49f/0x1a40 [ 64.208395][ T5667] ip_finish_output2+0xf4a/0x2400 [ 64.208421][ T5667] ? __pfx_ip_finish_output2+0x10/0x10 [ 64.208440][ T5667] ? skb_gso_transport_seglen+0x1a5/0x3b0 [ 64.208463][ T5667] __ip_finish_output.part.0+0x444/0x6f0 [ 64.208485][ T5667] ip_output+0x39b/0xc10 [ 64.208506][ T5667] ? __pfx_ip_output+0x10/0x10 [ 64.208527][ T5667] ? __pfx_ip_finish_output+0x10/0x10 [ 64.208550][ T5667] ? __pfx_ip_output+0x10/0x10 [ 64.208570][ T5667] ip_local_out+0x193/0x1f0 [ 64.208592][ T5667] __ip_queue_xmit+0x885/0x1e90 [ 64.208615][ T5667] ? __pfx_ip_queue_xmit+0x10/0x10 [ 64.208636][ T5667] __tcp_transmit_skb+0x3506/0x4f20 [ 64.208674][ T5667] ? __pfx___tcp_transmit_skb+0x10/0x10 [ 64.208711][ T5667] ? ktime_get+0x22c/0x320 [ 64.208735][ T5667] ? lockdep_hardirqs_on+0x78/0x100 [ 64.208760][ T5667] tcp_write_xmit+0x1130/0x8470 [ 64.208799][ T5667] ? __sk_mem_schedule+0xd0/0x100 [ 64.208828][ T5667] tcp_sendmsg_locked+0x2c8c/0x44d0 [ 64.208865][ T5667] ? __pfx_tcp_sendmsg_locked+0x10/0x10 [ 64.208891][ T5667] ? do_raw_spin_lock+0x128/0x260 [ 64.208909][ T5667] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 64.208933][ T5667] ? __local_bh_enable_ip+0x9e/0x120 [ 64.208955][ T5667] tcp_sendmsg+0x2e/0x50 [ 64.208976][ T5667] ? __pfx_tcp_sendmsg+0x10/0x10 [ 64.208999][ T5667] inet_sendmsg+0xb9/0x140 [ 64.209023][ T5667] sock_write_iter+0x4ea/0x5b0 [ 64.209039][ T5667] ? __pfx_inet_sendmsg+0x10/0x10 [ 64.209060][ T5667] ? __pfx_sock_write_iter+0x10/0x10 [ 64.209083][ T5667] ? bpf_lsm_file_permission+0x9/0x10 [ 64.209100][ T5667] ? security_file_permission+0x76/0x210 [ 64.209125][ T5667] ? rw_verify_area+0xce/0x6d0 [ 64.209152][ T5667] vfs_write+0x6ac/0x1050 [ 64.209169][ T5667] ? __pfx_sock_write_iter+0x10/0x10 [ 64.209188][ T5667] ? __pfx_vfs_write+0x10/0x10 [ 64.209206][ T5667] ? __x64_sys_rt_sigprocmask+0x28f/0x410 [ 64.209231][ T5667] ? lockdep_hardirqs_on+0x78/0x100 [ 64.209251][ T5667] ? _raw_spin_unlock_irq+0x2e/0x50 [ 64.209268][ T5667] ? __x64_sys_rt_sigprocmask+0x2d7/0x410 [ 64.209288][ T5667] ksys_write+0x1f8/0x250 [ 64.209304][ T5667] ? __pfx_ksys_write+0x10/0x10 [ 64.209327][ T5667] do_syscall_64+0x115/0x840 [ 64.209345][ T5667] ? clear_bhb_loop+0x40/0x90 [ 64.209366][ T5667] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 64.209383][ T5667] RIP: 0033:0x7f368dea7407 [ 64.209398][ T5667] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 64.209413][ T5667] RSP: 002b:00007ffd3b7d8890 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 64.209429][ T5667] RAX: ffffffffffffffda RBX: 00007f368e556300 RCX: 00007f368dea7407 [ 64.209441][ T5667] RDX: 0000000000008024 RSI: 00007f368dd9a010 RDI: 0000000000000004 [ 64.209451][ T5667] RBP: 0000559121849050 R08: 0000000000000000 R09: 0000000000000000 [ 64.209461][ T5667] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001 [ 64.209471][ T5667] R13: 00007ffd3b7d89e0 R14: 0000000000000000 R15: 0000000000000004 [ 64.209493][ T5667] [ 64.210507][ T5796] FAULT_INJECTION: forcing a failure. [ 64.210507][ T5796] name failslab, interval 1, probability 10, space 0, times 22 [ 64.212338][ T5154] CPU: 0 UID: 0 PID: 5154 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 64.212358][ T5154] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.212367][ T5154] Call Trace: [ 64.212373][ T5154] [ 64.212380][ T5154] dump_stack_lvl+0x100/0x190 [ 64.212405][ T5154] should_fail_ex.cold+0x5/0xa [ 64.212425][ T5154] should_failslab+0xc2/0x120 [ 64.212451][ T5154] kmem_cache_alloc_noprof+0x91/0x6a0 [ 64.212472][ T5154] ? do_getname+0x35/0x390 [ 64.212496][ T5154] do_getname+0x35/0x390 [ 64.212521][ T5154] __x64_sys_unlink+0x36/0x70 [ 64.212542][ T5154] do_syscall_64+0x115/0x840 [ 64.212564][ T5154] ? clear_bhb_loop+0x40/0x90 [ 64.212587][ T5154] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 64.212607][ T5154] RIP: 0033:0x7f4e0f715937 [ 64.212622][ T5154] Code: 00 00 e9 a9 fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 5f 00 00 00 0f 05 c3 0f 1f 84 00 00 00 00 00 b8 57 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 91 b4 0d 00 f7 d8 64 89 02 b8 [ 64.212640][ T5154] RSP: 002b:00007ffe4cbab658 EFLAGS: 00000202 ORIG_RAX: 0000000000000057 [ 64.212658][ T5154] RAX: ffffffffffffffda RBX: 0000000000000bb8 RCX: 00007f4e0f715937 [ 64.212670][ T5154] RDX: 0000000000000000 RSI: 0000000003d09000 RDI: 000056508ff2002e [ 64.212682][ T5154] RBP: 0000000000000000 R08: 0000000003d1a6b5 R09: 0000000000000001 [ 64.212692][ T5154] R10: 0000000000002e3c R11: 0000000000000202 R12: 0000000000000000 [ 64.212703][ T5154] R13: 000056508ff3b100 R14: 0000000000000001 R15: 0000000000000000 [ 64.212727][ T5154] [ 64.212935][ T5154] FAULT_INJECTION: forcing a failure. [ 64.212935][ T5154] name failslab, interval 1, probability 10, space 0, times 14 [ 64.215360][ T5796] CPU: 3 UID: 0 PID: 5796 Comm: kworker/u32:2 Not tainted syzkaller #0 PREEMPT(full) [ 64.215380][ T5796] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.215391][ T5796] Workqueue: netns cleanup_net [ 64.215418][ T5796] Call Trace: [ 64.215424][ T5796] [ 64.215430][ T5796] dump_stack_lvl+0x100/0x190 [ 64.215451][ T5796] should_fail_ex.cold+0x5/0xa [ 64.215470][ T5796] should_failslab+0xc2/0x120 [ 64.215492][ T5796] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 64.215514][ T5796] ? __alloc_skb+0x140/0x710 [ 64.215538][ T5796] __alloc_skb+0x140/0x710 [ 64.215557][ T5796] ? __alloc_skb+0x5b7/0x710 [ 64.215577][ T5796] ? __pfx___alloc_skb+0x10/0x10 [ 64.215599][ T5796] ? mpls_dev_notify+0x600/0x920 [ 64.215625][ T5796] mpls_netconf_notify_devconf+0x4a/0x100 [ 64.215648][ T5796] mpls_dev_notify+0x6ce/0x920 [ 64.215671][ T5796] notifier_call_chain+0x99/0x3f0 [ 64.215697][ T5796] call_netdevice_notifiers_info+0xbe/0x110 [ 64.215724][ T5796] unregister_netdevice_many_notify+0x1141/0x2140 [ 64.215757][ T5796] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 64.215787][ T5796] ? __pfx___might_resched+0x10/0x10 [ 64.215816][ T5796] default_device_exit_batch+0x926/0xc10 [ 64.215844][ T5796] ? __pfx_default_device_exit_batch+0x10/0x10 [ 64.215870][ T5796] ? __pfx___might_resched+0x10/0x10 [ 64.215895][ T5796] ? __pfx_default_device_exit_batch+0x10/0x10 [ 64.215920][ T5796] ops_undo_list+0x363/0xab0 [ 64.215947][ T5796] ? __pfx_ops_undo_list+0x10/0x10 [ 64.215968][ T5796] ? cleanup_net+0x332/0x920 [ 64.215992][ T5796] ? idr_destroy+0x62/0x2e0 [ 64.216012][ T5796] cleanup_net+0x499/0x920 [ 64.216037][ T5796] ? __pfx_cleanup_net+0x10/0x10 [ 64.216064][ T5796] ? rcu_is_watching+0x12/0xc0 [ 64.216088][ T5796] process_one_work+0xa23/0x1940 [ 64.216120][ T5796] ? __pfx_process_one_work+0x10/0x10 [ 64.216150][ T5796] ? __pfx_cleanup_net+0x10/0x10 [ 64.216176][ T5796] worker_thread+0x5ef/0xe50 [ 64.216205][ T5796] ? __pfx_worker_thread+0x10/0x10 [ 64.216233][ T5796] ? kthread+0x13a/0x450 [ 64.216253][ T5796] ? __pfx_worker_thread+0x10/0x10 [ 64.216274][ T5796] kthread+0x370/0x450 [ 64.216294][ T5796] ? __pfx_kthread+0x10/0x10 [ 64.216316][ T5796] ret_from_fork+0x72b/0xd50 [ 64.216338][ T5796] ? __pfx_ret_from_fork+0x10/0x10 [ 64.216389][ T5796] ? __switch_to+0x800/0x10f0 [ 64.216416][ T5796] ? __pfx_kthread+0x10/0x10 [ 64.216438][ T5796] ret_from_fork_asm+0x1a/0x30 [ 64.216461][ T48] FAULT_INJECTION: forcing a failure. [ 64.216461][ T48] name failslab, interval 1, probability 10, space 0, times 10 [ 64.216472][ T5796] [ 64.216588][ T5743] FAULT_INJECTION: forcing a failure. [ 64.216588][ T5743] name failslab, interval 1, probability 10, space 0, times 9 [ 64.216632][ T5743] CPU: 2 UID: 0 PID: 5743 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full) [ 64.216651][ T5743] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.216661][ T5743] Call Trace: [ 64.216665][ T5743] [ 64.216669][ T5743] dump_stack_lvl+0x100/0x190 [ 64.216684][ T5743] should_fail_ex.cold+0x5/0xa [ 64.216696][ T5743] should_failslab+0xc2/0x120 [ 64.216711][ T5743] __kmalloc_noprof+0xfc/0x820 [ 64.216724][ T5743] ? inotify_handle_inode_event+0x1a5/0x6a0 [ 64.216754][ T5743] inotify_handle_inode_event+0x1a5/0x6a0 [ 64.216778][ T5743] ? __pfx_inotify_handle_inode_event+0x10/0x10 [ 64.216794][ T5743] fsnotify_handle_inode_event.isra.0+0x1e3/0x480 [ 64.216809][ T5743] fsnotify+0x1b45/0x3240 [ 64.216824][ T5743] ? __pfx_fsnotify+0x10/0x10 [ 64.216840][ T5743] ? __pfx_blkdev_common_ioctl+0x10/0x10 [ 64.216855][ T5743] __fsnotify_parent+0x74f/0xd00 [ 64.216885][ T5743] ? __pfx___fsnotify_parent+0x10/0x10 [ 64.216901][ T5743] ? __pfx___might_resched+0x10/0x10 [ 64.216920][ T5743] ? __fput+0x30d/0xb50 [ 64.216933][ T5743] __fput+0x30d/0xb50 [ 64.216949][ T5743] fput_close_sync+0x118/0x250 [ 64.216963][ T5743] ? __pfx_fput_close_sync+0x10/0x10 [ 64.216981][ T5743] __ia32_sys_close+0x8b/0x120 [ 64.216996][ T5743] do_int80_emulation+0x14b/0x720 [ 64.217012][ T5743] asm_int80_emulation+0x1a/0x20 [ 64.217023][ T5743] RIP: 0023:0xf717736b [ 64.217032][ T5743] Code: 57 56 53 8b 44 24 14 f6 00 08 75 23 8b 44 24 18 8b 5c 24 1c 8b 4c 24 20 8b 54 24 24 8b 74 24 28 8b 7c 24 2c 8b 6c 24 30 cd 80 <5b> 5e 5f 5d c3 5b 5e 5f 5d e9 f7 a1 ff ff 66 90 66 90 66 90 90 53 [ 64.217043][ T5743] RSP: 002b:00000000fff30bac EFLAGS: 00000246 ORIG_RAX: 0000000000000006 [ 64.217053][ T5743] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000000000 [ 64.217062][ T5743] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 64.217071][ T5743] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 64.217080][ T5743] R10: 0000000000000000 R11: 0000000000000292 R12: 0000000000000000 [ 64.217090][ T5743] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 64.217110][ T5743] [ 64.218092][ T5154] CPU: 0 UID: 0 PID: 5154 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 64.218107][ T5154] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.218114][ T5154] Call Trace: [ 64.218118][ T5154] [ 64.218123][ T5154] dump_stack_lvl+0x100/0x190 [ 64.218137][ T5154] should_fail_ex.cold+0x5/0xa [ 64.218149][ T5154] should_failslab+0xc2/0x120 [ 64.218164][ T5154] kmem_cache_alloc_noprof+0x91/0x6a0 [ 64.218178][ T5154] ? do_getname+0x35/0x390 [ 64.218194][ T5154] do_getname+0x35/0x390 [ 64.218209][ T5154] __x64_sys_unlink+0x36/0x70 [ 64.218221][ T5154] do_syscall_64+0x115/0x840 [ 64.218234][ T5154] ? clear_bhb_loop+0x40/0x90 [ 64.218247][ T5154] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 64.218264][ T5154] RIP: 0033:0x7f4e0f715937 [ 64.218273][ T5154] Code: 00 00 e9 a9 fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 5f 00 00 00 0f 05 c3 0f 1f 84 00 00 00 00 00 b8 57 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 91 b4 0d 00 f7 d8 64 89 02 b8 [ 64.218284][ T5154] RSP: 002b:00007ffe4cbab658 EFLAGS: 00000202 ORIG_RAX: 0000000000000057 [ 64.218294][ T5154] RAX: ffffffffffffffda RBX: 0000000000000bb8 RCX: 00007f4e0f715937 [ 64.218302][ T5154] RDX: 0000000000000000 RSI: 0000000003d09000 RDI: 000056508ff2002e [ 64.218308][ T5154] RBP: 0000000000000000 R08: 0000000003d1c0b5 R09: 0000000000000001 [ 64.218315][ T5154] R10: 0000000000002e3c R11: 0000000000000202 R12: 0000000000000000 [ 64.218321][ T5154] R13: 000056508ff3b100 R14: 0000000000000001 R15: 0000000000000000 [ 64.218334][ T5154] [ 64.218346][ T5667] FAULT_INJECTION: forcing a failure. [ 64.218346][ T5667] name failslab, interval 1, probability 10, space 0, times 8 [ 64.218540][ T5154] FAULT_INJECTION: forcing a failure. [ 64.218540][ T5154] name failslab, interval 1, probability 10, space 0, times 8 [ 64.218563][ T5154] CPU: 0 UID: 0 PID: 5154 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 64.218595][ T5154] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.218605][ T5154] Call Trace: [ 64.218611][ T5154] [ 64.218618][ T5154] dump_stack_lvl+0x100/0x190 [ 64.218632][ T5154] should_fail_ex.cold+0x5/0xa [ 64.218644][ T5154] should_failslab+0xc2/0x120 [ 64.218659][ T5154] kmem_cache_alloc_noprof+0x91/0x6a0 [ 64.218674][ T5154] ? do_getname+0x35/0x390 [ 64.218689][ T5154] do_getname+0x35/0x390 [ 64.218704][ T5154] __x64_sys_unlink+0x36/0x70 [ 64.218716][ T5154] do_syscall_64+0x115/0x840 [ 64.218729][ T5154] ? clear_bhb_loop+0x40/0x90 [ 64.218742][ T5154] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 64.218753][ T5154] RIP: 0033:0x7f4e0f715937 [ 64.218762][ T5154] Code: 00 00 e9 a9 fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 5f 00 00 00 0f 05 c3 0f 1f 84 00 00 00 00 00 b8 57 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 91 b4 0d 00 f7 d8 64 89 02 b8 [ 64.218773][ T5154] RSP: 002b:00007ffe4cbab658 EFLAGS: 00000202 ORIG_RAX: 0000000000000057 [ 64.218783][ T5154] RAX: ffffffffffffffda RBX: 0000000000000bb8 RCX: 00007f4e0f715937 [ 64.218790][ T5154] RDX: 0000000000000000 RSI: 0000000003d09000 RDI: 000056508ff2002e [ 64.218797][ T5154] RBP: 0000000000000000 R08: 0000000003d1d69b R09: 0000000000000001 [ 64.218803][ T5154] R10: 0000000000002e3e R11: 0000000000000202 R12: 0000000000000000 [ 64.218810][ T5154] R13: 000056508ff3b100 R14: 0000000000000001 R15: 0000000000000000 [ 64.218823][ T5154] [ 64.218902][ T5154] FAULT_INJECTION: forcing a failure. [ 64.218902][ T5154] name failslab, interval 1, probability 10, space 0, times 7 [ 64.218917][ T5154] CPU: 0 UID: 0 PID: 5154 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 64.218928][ T5154] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.218935][ T5154] Call Trace: [ 64.218938][ T5154] [ 64.218942][ T5154] dump_stack_lvl+0x100/0x190 [ 64.218955][ T5154] should_fail_ex.cold+0x5/0xa [ 64.218967][ T5154] should_failslab+0xc2/0x120 [ 64.218981][ T5154] kmem_cache_alloc_lru_noprof+0x8d/0x6a0 [ 64.218996][ T5154] ? __d_alloc+0x35/0xa50 [ 64.219010][ T5154] __d_alloc+0x35/0xa50 [ 64.219023][ T5154] d_alloc+0x4a/0x1e0 [ 64.219035][ T5154] lookup_one_qstr_excl+0x171/0x250 [ 64.219049][ T5154] ? mnt_want_write+0x161/0x410 [ 64.219066][ T5154] filename_unlinkat+0x275/0x730 [ 64.219078][ T5154] ? __might_fault+0xc5/0x140 [ 64.219090][ T5154] ? __pfx_filename_unlinkat+0x10/0x10 [ 64.219107][ T5154] ? do_getname+0x191/0x390 [ 64.219122][ T5154] __x64_sys_unlink+0x46/0x70 [ 64.219134][ T5154] do_syscall_64+0x115/0x840 [ 64.219147][ T5154] ? clear_bhb_loop+0x40/0x90 [ 64.219160][ T5154] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 64.219171][ T5154] RIP: 0033:0x7f4e0f715937 [ 64.219179][ T5154] Code: 00 00 e9 a9 fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 5f 00 00 00 0f 05 c3 0f 1f 84 00 00 00 00 00 b8 57 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 91 b4 0d 00 f7 d8 64 89 02 b8 [ 64.219190][ T5154] RSP: 002b:00007ffe4cbab658 EFLAGS: 00000202 ORIG_RAX: 0000000000000057 [ 64.219200][ T5154] RAX: ffffffffffffffda RBX: 0000000000000bb8 RCX: 00007f4e0f715937 [ 64.219207][ T5154] RDX: 0000000000000000 RSI: 0000000003d09000 RDI: 000056508ff2002e [ 64.219213][ T5154] RBP: 0000000000000000 R08: 0000000003d1d7fe R09: 0000000000000001 [ 64.219220][ T5154] R10: 0000000000002e3e R11: 0000000000000202 R12: 0000000000000000 [ 64.219226][ T5154] R13: 000056508ff3b100 R14: 0000000000000001 R15: 0000000000000000 [ 64.219240][ T5154] [ 64.219490][ T5154] FAULT_INJECTION: forcing a failure. [ 64.219490][ T5154] name failslab, interval 1, probability 10, space 0, times 5 [ 64.219503][ T5154] CPU: 0 UID: 0 PID: 5154 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 64.219515][ T5154] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.219521][ T5154] Call Trace: [ 64.219524][ T5154] [ 64.219528][ T5154] dump_stack_lvl+0x100/0x190 [ 64.219541][ T5154] should_fail_ex.cold+0x5/0xa [ 64.219552][ T5154] should_failslab+0xc2/0x120 [ 64.219567][ T5154] kmem_cache_alloc_noprof+0x91/0x6a0 [ 64.219581][ T5154] ? do_getname+0x35/0x390 [ 64.219596][ T5154] do_getname+0x35/0x390 [ 64.219610][ T5154] __x64_sys_unlink+0x36/0x70 [ 64.219622][ T5154] do_syscall_64+0x115/0x840 [ 64.219634][ T5154] ? clear_bhb_loop+0x40/0x90 [ 64.219647][ T5154] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 64.219658][ T5154] RIP: 0033:0x7f4e0f715937 [ 64.219667][ T5154] Code: 00 00 e9 a9 fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 5f 00 00 00 0f 05 c3 0f 1f 84 00 00 00 00 00 b8 57 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 91 b4 0d 00 f7 d8 64 89 02 b8 [ 64.219677][ T5154] RSP: 002b:00007ffe4cbab658 EFLAGS: 00000202 ORIG_RAX: 0000000000000057 [ 64.219687][ T5154] RAX: ffffffffffffffda RBX: 0000000000000bb8 RCX: 00007f4e0f715937 [ 64.219693][ T5154] RDX: 0000000000000000 RSI: 0000000003d09000 RDI: 000056508ff2002e [ 64.219700][ T5154] RBP: 0000000000000000 R08: 0000000003d1da51 R09: 0000000000000001 [ 64.219707][ T5154] R10: 0000000000002e3e R11: 0000000000000202 R12: 0000000000000000 [ 64.219713][ T5154] R13: 000056508ff3b100 R14: 0000000000000001 R15: 0000000000000000 [ 64.219726][ T5154] [ 64.219765][ T5154] FAULT_INJECTION: forcing a failure. [ 64.219765][ T5154] name failslab, interval 1, probability 10, space 0, times 4 [ 64.219778][ T5154] CPU: 0 UID: 0 PID: 5154 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 64.219789][ T5154] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.219795][ T5154] Call Trace: [ 64.219798][ T5154] [ 64.219802][ T5154] dump_stack_lvl+0x100/0x190 [ 64.219814][ T5154] should_fail_ex.cold+0x5/0xa [ 64.219826][ T5154] should_failslab+0xc2/0x120 [ 64.219841][ T5154] kmem_cache_alloc_noprof+0x91/0x6a0 [ 64.219854][ T5154] ? do_getname+0x35/0x390 [ 64.219870][ T5154] do_getname+0x35/0x390 [ 64.219884][ T5154] __x64_sys_unlink+0x36/0x70 [ 64.219896][ T5154] do_syscall_64+0x115/0x840 [ 64.219909][ T5154] ? clear_bhb_loop+0x40/0x90 [ 64.219921][ T5154] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 64.219932][ T5154] RIP: 0033:0x7f4e0f715937 [ 64.219940][ T5154] Code: 00 00 e9 a9 fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 5f 00 00 00 0f 05 c3 0f 1f 84 00 00 00 00 00 b8 57 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 91 b4 0d 00 f7 d8 64 89 02 b8 [ 64.219951][ T5154] RSP: 002b:00007ffe4cbab658 EFLAGS: 00000202 ORIG_RAX: 0000000000000057 [ 64.219960][ T5154] RAX: ffffffffffffffda RBX: 0000000000000bb8 RCX: 00007f4e0f715937 [ 64.219967][ T5154] RDX: 0000000000000000 RSI: 0000000003d09000 RDI: 000056508ff2002e [ 64.219973][ T5154] RBP: 0000000000000000 R08: 0000000003d1db64 R09: 0000000000000001 [ 64.219979][ T5154] R10: 0000000000002e3e R11: 0000000000000202 R12: 0000000000000000 [ 64.219986][ T5154] R13: 000056508ff3b100 R14: 0000000000000001 R15: 0000000000000000 [ 64.219999][ T5154] [ 64.220079][ T48] CPU: 1 UID: 0 PID: 48 Comm: kworker/u33:2 Not tainted syzkaller #0 PREEMPT(full) [ 64.220094][ T48] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.220102][ T48] Workqueue: events_unbound nsim_dev_trap_report_work [ 64.220120][ T48] Call Trace: [ 64.220124][ T48] [ 64.220128][ T48] dump_stack_lvl+0x100/0x190 [ 64.220135][ T5154] FAULT_INJECTION: forcing a failure. [ 64.220135][ T5154] name failslab, interval 1, probability 10, space 0, times 3 [ 64.220141][ T48] should_fail_ex.cold+0x5/0xa [ 64.220154][ T48] should_failslab+0xc2/0x120 [ 64.220169][ T48] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 64.220187][ T48] ? __alloc_skb+0x140/0x710 [ 64.220212][ T48] __alloc_skb+0x140/0x710 [ 64.220231][ T48] ? __alloc_skb+0x5b7/0x710 [ 64.220251][ T48] ? __pfx___alloc_skb+0x10/0x10 [ 64.220274][ T48] ? kfree_skbmem+0x19f/0x210 [ 64.220294][ T48] nsim_dev_trap_report_work+0x2af/0xd20 [ 64.220328][ T48] process_one_work+0xa23/0x1940 [ 64.220362][ T48] ? __pfx_process_one_work+0x10/0x10 [ 64.220394][ T48] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 64.220419][ T48] worker_thread+0x5ef/0xe50 [ 64.220432][ T5743] FAULT_INJECTION: forcing a failure. [ 64.220432][ T5743] name failslab, interval 1, probability 10, space 0, times 3 [ 64.220448][ T48] ? __pfx_worker_thread+0x10/0x10 [ 64.220473][ T48] ? kthread+0x13a/0x450 [ 64.220492][ T48] ? __pfx_worker_thread+0x10/0x10 [ 64.220515][ T48] kthread+0x370/0x450 [ 64.220535][ T48] ? __pfx_kthread+0x10/0x10 [ 64.220558][ T48] ret_from_fork+0x72b/0xd50 [ 64.220580][ T48] ? __pfx_ret_from_fork+0x10/0x10 [ 64.220601][ T48] ? __switch_to+0x800/0x10f0 [ 64.220627][ T48] ? __pfx_kthread+0x10/0x10 [ 64.220650][ T48] ret_from_fork_asm+0x1a/0x30 [ 64.220683][ T48] [ 64.220692][ T5743] CPU: 3 UID: 0 PID: 5743 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full) [ 64.220711][ T5743] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.220720][ T5743] Call Trace: [ 64.220725][ T5743] [ 64.220731][ T5743] dump_stack_lvl+0x100/0x190 [ 64.220751][ T5743] should_fail_ex.cold+0x5/0xa [ 64.220769][ T5743] should_failslab+0xc2/0x120 [ 64.220790][ T5743] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 64.220811][ T5743] ? alloc_vmap_area+0x640/0x2bb0 [ 64.220837][ T5743] alloc_vmap_area+0x640/0x2bb0 [ 64.220886][ T5743] ? kasan_save_track+0x14/0x30 [ 64.220905][ T5743] ? __kasan_kmalloc+0xaa/0xb0 [ 64.220925][ T5743] ? __pfx_alloc_vmap_area+0x10/0x10 [ 64.220947][ T5743] ? __get_vm_area_node+0x101/0x330 [ 64.220972][ T5743] __get_vm_area_node+0x1ca/0x330 [ 64.220999][ T5743] __vmalloc_node_range_noprof+0x228/0x1630 [ 64.221024][ T5743] ? xt_compat_init_offsets+0xe2/0x1f0 [ 64.221048][ T5743] ? is_bpf_text_address+0x8a/0x1a0 [ 64.221071][ T5743] ? xt_compat_init_offsets+0xe2/0x1f0 [ 64.221090][ T5743] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 64.221115][ T5743] ? kernel_text_address+0x8d/0x100 [ 64.221139][ T5743] ? __pfx___vmalloc_node_range_noprof+0x10/0x10 [ 64.221167][ T5743] ? __lock_acquire+0x49f/0x1a40 [ 64.221196][ T5743] ? xt_compat_init_offsets+0xe2/0x1f0 [ 64.221214][ T5743] __vmalloc_node_noprof+0xad/0xf0 [ 64.221242][ T5743] ? xt_compat_init_offsets+0xe2/0x1f0 [ 64.221263][ T5743] xt_compat_init_offsets+0xe2/0x1f0 [ 64.221281][ T5743] ? __might_fault+0xc5/0x140 [ 64.221299][ T5743] compat_table_info+0x11b/0x870 [ 64.221326][ T5743] compat_copy_everything_to_user+0xf42/0x1100 [ 64.221353][ T5743] ? find_held_lock+0x2b/0x80 [ 64.221374][ T5743] ? __pfx_compat_copy_everything_to_user+0x10/0x10 [ 64.221409][ T5743] ? __pfx___mutex_lock+0x10/0x10 [ 64.221443][ T5743] ? net_generic+0xea/0x2a0 [ 64.221465][ T5743] compat_do_ebt_get_ctl+0x9e8/0xbb0 [ 64.221487][ T5743] ? __pfx_compat_do_ebt_get_ctl+0x10/0x10 [ 64.221512][ T5743] ? bpf_lsm_capable+0x9/0x10 [ 64.221531][ T5743] ? security_capable+0x80/0x260 [ 64.221553][ T5743] do_ebt_get_ctl+0x243/0x7a0 [ 64.221572][ T5743] ? __pfx_do_ebt_get_ctl+0x10/0x10 [ 64.221591][ T5743] ? __ia32_compat_sys_socketcall+0x65b/0x770 [ 64.221627][ T5743] ? nf_sockopt_find.isra.0+0x222/0x290 [ 64.221651][ T5743] nf_getsockopt+0x7c/0xe0 [ 64.221671][ T5743] ip_getsockopt+0x192/0x1e0 [ 64.221695][ T5743] ? __pfx_ip_getsockopt+0x10/0x10 [ 64.221724][ T5743] tcp_getsockopt+0xa1/0x110 [ 64.221748][ T5743] ? __pfx_sock_common_getsockopt+0x10/0x10 [ 64.221776][ T5743] do_sock_getsockopt+0x50a/0x6e0 [ 64.221796][ T5743] ? __pfx_do_sock_getsockopt+0x10/0x10 [ 64.221812][ T5743] ? do_raw_spin_lock+0x128/0x260 [ 64.221832][ T5743] ? __lock_acquire+0x49f/0x1a40 [ 64.221871][ T5743] __sys_getsockopt+0x133/0x1d0 [ 64.221898][ T5743] ? __ia32_compat_sys_socketcall+0x6af/0x770 [ 64.221922][ T5743] __ia32_compat_sys_socketcall+0x6af/0x770 [ 64.221949][ T5743] ? __pfx___ia32_compat_sys_socketcall+0x10/0x10 [ 64.221977][ T5743] ? find_held_lock+0x2b/0x80 [ 64.221995][ T5743] ? exc_page_fault+0x6f/0xd0 [ 64.222023][ T5743] __do_fast_syscall_32+0xe7/0x970 [ 64.222047][ T5743] do_fast_syscall_32+0x32/0x70 [ 64.222067][ T5743] entry_SYSENTER_compat_after_hwframe+0x84/0x8e [ 64.222087][ T5743] RIP: 0023:0xf7f75fec [ 64.222100][ T5743] Code: d2 74 05 c1 e8 0c 89 02 8b 5d fc 31 c0 c9 c3 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1f 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 2e 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00 58 b8 [ 64.222116][ T5743] RSP: 002b:00000000fff30540 EFLAGS: 00000286 ORIG_RAX: 0000000000000066 [ 64.222132][ T5743] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 00000000fff30578 [ 64.222142][ T5743] RDX: 00000000f7406ff4 RSI: 00000000fff30600 RDI: 00000000fff305fc [ 64.222152][ T5743] RBP: 00000000fff30600 R08: 0000000000000000 R09: 0000000000000000 [ 64.222163][ T5743] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000000 [ 64.222173][ T5743] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 64.222194][ T5743] [ 64.222203][ T5667] CPU: 2 UID: 0 PID: 5667 Comm: sshd-session Not tainted syzkaller #0 PREEMPT(full) [ 64.222224][ T5667] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.222234][ T5667] Call Trace: [ 64.222241][ T5667] [ 64.222247][ T5667] dump_stack_lvl+0x100/0x190 [ 64.222261][ T5667] should_fail_ex.cold+0x5/0xa [ 64.222273][ T5667] should_failslab+0xc2/0x120 [ 64.222288][ T5667] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 64.222303][ T5667] ? __alloc_skb+0x140/0x710 [ 64.222319][ T5667] __alloc_skb+0x140/0x710 [ 64.222333][ T5667] ? __pfx___alloc_skb+0x10/0x10 [ 64.222351][ T5667] tcp_stream_alloc_skb+0x34/0x660 [ 64.222367][ T5667] tcp_sendmsg_locked+0x13b2/0x44d0 [ 64.222415][ T5667] ? __lock_acquire+0x49f/0x1a40 [ 64.222438][ T5667] ? __pfx_tcp_sendmsg_locked+0x10/0x10 [ 64.222456][ T5667] ? do_raw_spin_lock+0x128/0x260 [ 64.222468][ T5667] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 64.222483][ T5667] ? __local_bh_enable_ip+0x9e/0x120 [ 64.222498][ T5667] tcp_sendmsg+0x2e/0x50 [ 64.222512][ T5667] ? __pfx_tcp_sendmsg+0x10/0x10 [ 64.222528][ T5667] inet_sendmsg+0xb9/0x140 [ 64.222544][ T5667] sock_write_iter+0x4ea/0x5b0 [ 64.222555][ T5667] ? __pfx_inet_sendmsg+0x10/0x10 [ 64.222569][ T5667] ? __pfx_sock_write_iter+0x10/0x10 [ 64.222587][ T5667] ? bpf_lsm_file_permission+0x9/0x10 [ 64.222599][ T5667] ? security_file_permission+0x76/0x210 [ 64.222615][ T5667] ? rw_verify_area+0xce/0x6d0 [ 64.222633][ T5667] vfs_write+0x6ac/0x1050 [ 64.222644][ T5667] ? __pfx_sock_write_iter+0x10/0x10 [ 64.222656][ T5667] ? __pfx_vfs_write+0x10/0x10 [ 64.222667][ T5667] ? __x64_sys_rt_sigprocmask+0x28f/0x410 [ 64.222682][ T5667] ? lockdep_hardirqs_on+0x78/0x100 [ 64.222695][ T5667] ? _raw_spin_unlock_irq+0x2e/0x50 [ 64.222707][ T5667] ? __x64_sys_rt_sigprocmask+0x2d7/0x410 [ 64.222720][ T5667] ksys_write+0x1f8/0x250 [ 64.222730][ T5667] ? __pfx_ksys_write+0x10/0x10 [ 64.222745][ T5667] do_syscall_64+0x115/0x840 [ 64.222757][ T5667] ? clear_bhb_loop+0x40/0x90 [ 64.222771][ T5667] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 64.222782][ T5667] RIP: 0033:0x7f368dea7407 [ 64.222791][ T5667] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 64.222803][ T5667] RSP: 002b:00007ffd3b7d8890 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 64.222813][ T5667] RAX: ffffffffffffffda RBX: 00007f368e556300 RCX: 00007f368dea7407 [ 64.222819][ T5667] RDX: 0000000000000054 RSI: 00007f368dd9a010 RDI: 0000000000000004 [ 64.222826][ T5667] RBP: 0000559121849050 R08: 0000000000000000 R09: 0000000000000000 [ 64.222832][ T5667] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001 [ 64.222839][ T5667] R13: 00007ffd3b7d89e0 R14: 0000000000000000 R15: 0000000000000004 [ 64.222852][ T5667] [ 64.223699][ T5743] syz-executor: vmalloc error: size 48, vm_struct allocation failed, mode:0xcc0(GFP_KERNEL), nodemask=(null) [ 64.225168][ T5154] CPU: 0 UID: 0 PID: 5154 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 64.225182][ T5154] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.225189][ T5154] Call Trace: [ 64.225193][ T5154] [ 64.225197][ T5154] dump_stack_lvl+0x100/0x190 [ 64.225209][ T5154] should_fail_ex.cold+0x5/0xa [ 64.225222][ T5154] should_failslab+0xc2/0x120 [ 64.225236][ T5154] kmem_cache_alloc_noprof+0x91/0x6a0 [ 64.225255][ T5154] ? do_getname+0x35/0x390 [ 64.225270][ T5154] do_getname+0x35/0x390 [ 64.225284][ T5154] __x64_sys_unlink+0x36/0x70 [ 64.225297][ T5154] do_syscall_64+0x115/0x840 [ 64.225310][ T5154] ? clear_bhb_loop+0x40/0x90 [ 64.225323][ T5154] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 64.225335][ T5154] RIP: 0033:0x7f4e0f715937 [ 64.225345][ T5154] Code: 00 00 e9 a9 fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 5f 00 00 00 0f 05 c3 0f 1f 84 00 00 00 00 00 b8 57 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 91 b4 0d 00 f7 d8 64 89 02 b8 [ 64.225356][ T5154] RSP: 002b:00007ffe4cbab658 EFLAGS: 00000202 ORIG_RAX: 0000000000000057 [ 64.225366][ T5154] RAX: ffffffffffffffda RBX: 0000000000000bb8 RCX: 00007f4e0f715937 [ 64.225372][ T5154] RDX: 0000000000000000 RSI: 0000000003d09000 RDI: 000056508ff2002e [ 64.225379][ T5154] RBP: 0000000000000000 R08: 0000000003d1dcd6 R09: 0000000000000001 [ 64.225386][ T5154] R10: 0000000000002e3e R11: 0000000000000202 R12: 0000000000000000 [ 64.225392][ T5154] R13: 000056508ff3b100 R14: 0000000000000001 R15: 0000000000000000 [ 64.225406][ T5154] [ 68.425456][ C3] Oops: general protection fault, probably for non-canonical address 0xfbd59c0000000025: 0000 [#1] SMP KASAN NOPTI [ 68.425474][ C3] KASAN: maybe wild-memory-access in range [0xdead000000000128-0xdead00000000012f] [ 68.425487][ C3] CPU: 3 UID: 0 PID: 5743 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full) [ 68.425501][ C3] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 68.425509][ C3] RIP: 0010:__run_timers+0x6ac/0xb00 [ 68.425531][ C3] Code: 22 00 0f 85 db 02 00 00 4c 89 38 48 89 44 24 08 4d 85 ff 74 24 e8 b4 d2 14 00 49 8d 7f 08 48 8b 44 24 08 48 89 fa 48 c1 ea 03 <42> 80 3c 22 00 0f 85 f8 02 00 00 49 89 47 08 e8 90 d2 14 00 48 8d [ 68.425543][ C3] RSP: 0000:ffffc900005e8d48 EFLAGS: 00010802 [ 68.425555][ C3] RAX: ffffc900005e8e08 RBX: ffff88802b323440 RCX: ffffffff81f4dbe4 [ 68.425562][ C3] RDX: 1bd5a00000000025 RSI: ffffffff81f4d9ac RDI: dead00000000012a [ 68.425570][ C3] RBP: ffffc900005e8e08 R08: 0000000000000001 R09: 0000000000000000 [ 68.425578][ C3] R10: 0000000000000001 R11: 0000000000000000 R12: dffffc0000000000 [ 68.425585][ C3] R13: fffff520000bd1c1 R14: ffff88802b5251c0 R15: dead000000000122 [ 68.425593][ C3] FS: 0000000000000000(0000) GS:ffff888096ee3000(0063) knlGS:0000000057a73480 [ 68.425616][ C3] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 68.425626][ C3] CR2: 00000000f74072f0 CR3: 0000000065ffa000 CR4: 0000000000352ef0 [ 68.425634][ C3] Call Trace: [ 68.425638][ C3] [ 68.425644][ C3] ? __pfx___run_timers+0x10/0x10 [ 68.425664][ C3] ? _raw_spin_lock_irq+0x45/0x50 [ 68.425677][ C3] run_timer_base+0x114/0x190 [ 68.425693][ C3] ? __pfx_run_timer_base+0x10/0x10 [ 68.425714][ C3] run_timer_softirq+0x10/0x50 [ 68.425730][ C3] handle_softirqs+0x1ea/0x9b0 [ 68.425743][ C3] ? __pfx_handle_softirqs+0x10/0x10 [ 68.425756][ C3] ? _raw_spin_unlock+0x28/0x50 [ 68.425766][ C3] ? __hrtimer_rearm_deferred+0x9b/0x720 [ 68.425782][ C3] __irq_exit_rcu+0x162/0x210 [ 68.425794][ C3] irq_exit_rcu+0x9/0x30 [ 68.425806][ C3] sysvec_apic_timer_interrupt+0xa3/0xc0 [ 68.425820][ C3] [ 68.425824][ C3] [ 68.425828][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 68.425842][ C3] RIP: 0010:console_flush_one_record+0xac3/0xe50 [ 68.425857][ C3] Code: 00 e8 b1 07 2a 00 9c 5d 81 e5 00 02 00 00 31 ff 48 89 ee e8 af b4 21 00 48 85 ed 0f 85 d7 01 00 00 e8 01 ba 21 00 fb 4c 89 e8 <48> c1 e8 03 42 80 3c 38 00 0f 85 64 03 00 00 48 8b 0c 24 48 8b 6b [ 68.425868][ C3] RSP: 0000:ffffc9000451ed60 EFLAGS: 00000293 [ 68.425877][ C3] RAX: ffffffff8f9af798 RBX: ffffffff8f9af740 RCX: ffffffff81e7f251 [ 68.425885][ C3] RDX: ffff888029df2540 RSI: ffffffff81e7f25f RDI: ffff888029df2540 [ 68.425892][ C3] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000000 [ 68.425899][ C3] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000002cea [ 68.425906][ C3] R13: ffffffff8f9af798 R14: ffffc9000451ede0 R15: dffffc0000000000 [ 68.425915][ C3] ? console_flush_one_record+0xab1/0xe50 [ 68.425929][ C3] ? console_flush_one_record+0xabf/0xe50 [ 68.425944][ C3] ? __pfx_console_flush_one_record+0x10/0x10 [ 68.425958][ C3] ? check_prev_add+0x354/0xe60 [ 68.425975][ C3] ? is_printk_cpu_sync_owner+0x32/0x40 [ 68.425991][ C3] console_unlock+0x103/0x260 [ 68.426003][ C3] ? __pfx_console_unlock+0x10/0x10 [ 68.426016][ C3] ? lock_acquire+0x140/0x370 [ 68.426033][ C3] ? vprintk_emit+0x66a/0x6b0 [ 68.426047][ C3] vprintk_emit+0x407/0x6b0 [ 68.426060][ C3] ? __pfx_vprintk_emit+0x10/0x10 [ 68.426073][ C3] ? preempt_schedule_thunk+0x16/0x40 [ 68.426092][ C3] ? preempt_schedule_common+0x42/0xc0 [ 68.426106][ C3] _printk+0xcf/0x110 [ 68.426117][ C3] ? __pfx__printk+0x10/0x10 [ 68.426128][ C3] ? ___ratelimit+0x3d8/0xad0 [ 68.426142][ C3] warn_alloc.cold+0x7e/0xa8 [ 68.426154][ C3] ? __pfx_warn_alloc+0x10/0x10 [ 68.426167][ C3] ? lockdep_hardirqs_on+0x78/0x100 [ 68.426180][ C3] ? __get_vm_area_node+0x2cd/0x330 [ 68.426197][ C3] ? __get_vm_area_node+0x208/0x330 [ 68.426213][ C3] __vmalloc_node_range_noprof+0xccd/0x1630 [ 68.426231][ C3] ? is_bpf_text_address+0x8a/0x1a0 [ 68.426248][ C3] ? xt_compat_init_offsets+0xe2/0x1f0 [ 68.426263][ C3] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 68.426279][ C3] ? kernel_text_address+0x8d/0x100 [ 68.426296][ C3] ? __pfx___vmalloc_node_range_noprof+0x10/0x10 [ 68.426314][ C3] ? __lock_acquire+0x49f/0x1a40 [ 68.426331][ C3] ? xt_compat_init_offsets+0xe2/0x1f0 [ 68.426344][ C3] __vmalloc_node_noprof+0xad/0xf0 [ 68.426360][ C3] ? xt_compat_init_offsets+0xe2/0x1f0 [ 68.426373][ C3] xt_compat_init_offsets+0xe2/0x1f0 [ 68.426409][ C3] ? __might_fault+0xc5/0x140 [ 68.426422][ C3] compat_table_info+0x11b/0x870 [ 68.426437][ C3] compat_copy_everything_to_user+0xf42/0x1100 [ 68.426452][ C3] ? find_held_lock+0x2b/0x80 [ 68.426465][ C3] ? __pfx_compat_copy_everything_to_user+0x10/0x10 [ 68.426482][ C3] ? __pfx___mutex_lock+0x10/0x10 [ 68.426498][ C3] ? net_generic+0xea/0x2a0 [ 68.426510][ C3] compat_do_ebt_get_ctl+0x9e8/0xbb0 [ 68.426523][ C3] ? __pfx_compat_do_ebt_get_ctl+0x10/0x10 [ 68.426537][ C3] ? bpf_lsm_capable+0x9/0x10 [ 68.426551][ C3] ? security_capable+0x80/0x260 [ 68.426564][ C3] do_ebt_get_ctl+0x243/0x7a0 [ 68.426577][ C3] ? __pfx_do_ebt_get_ctl+0x10/0x10 [ 68.426589][ C3] ? __ia32_compat_sys_socketcall+0x65b/0x770 [ 68.426610][ C3] ? nf_sockopt_find.isra.0+0x222/0x290 [ 68.426626][ C3] nf_getsockopt+0x7c/0xe0 [ 68.426640][ C3] ip_getsockopt+0x192/0x1e0 [ 68.426655][ C3] ? __pfx_ip_getsockopt+0x10/0x10 [ 68.426671][ C3] tcp_getsockopt+0xa1/0x110 [ 68.426689][ C3] ? __pfx_sock_common_getsockopt+0x10/0x10 [ 68.426712][ C3] do_sock_getsockopt+0x50a/0x6e0 [ 68.426724][ C3] ? __pfx_do_sock_getsockopt+0x10/0x10 [ 68.426735][ C3] ? do_raw_spin_lock+0x128/0x260 [ 68.426748][ C3] ? __lock_acquire+0x49f/0x1a40 [ 68.426768][ C3] __sys_getsockopt+0x133/0x1d0 [ 68.426784][ C3] ? __ia32_compat_sys_socketcall+0x6af/0x770 [ 68.426801][ C3] __ia32_compat_sys_socketcall+0x6af/0x770 [ 68.426820][ C3] ? __pfx___ia32_compat_sys_socketcall+0x10/0x10 [ 68.426839][ C3] ? find_held_lock+0x2b/0x80 [ 68.426852][ C3] ? exc_page_fault+0x6f/0xd0 [ 68.426866][ C3] __do_fast_syscall_32+0xe7/0x970 [ 68.426882][ C3] do_fast_syscall_32+0x32/0x70 [ 68.426896][ C3] entry_SYSENTER_compat_after_hwframe+0x84/0x8e [ 68.426910][ C3] RIP: 0023:0xf7f75fec [ 68.426920][ C3] Code: d2 74 05 c1 e8 0c 89 02 8b 5d fc 31 c0 c9 c3 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1f 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 2e 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00 58 b8 [ 68.426931][ C3] RSP: 002b:00000000fff30540 EFLAGS: 00000286 ORIG_RAX: 0000000000000066 [ 68.426943][ C3] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 00000000fff30578 [ 68.426950][ C3] RDX: 00000000f7406ff4 RSI: 00000000fff30600 RDI: 00000000fff305fc [ 68.426957][ C3] RBP: 00000000fff30600 R08: 0000000000000000 R09: 0000000000000000 [ 68.426964][ C3] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000000 [ 68.426971][ C3] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 68.426980][ C3] [ 68.426984][ C3] Modules linked in: [ 68.426992][ C3] ---[ end trace 0000000000000000 ]--- [ 68.426999][ C3] RIP: 0010:__run_timers+0x6ac/0xb00 [ 68.427016][ C3] Code: 22 00 0f 85 db 02 00 00 4c 89 38 48 89 44 24 08 4d 85 ff 74 24 e8 b4 d2 14 00 49 8d 7f 08 48 8b 44 24 08 48 89 fa 48 c1 ea 03 <42> 80 3c 22 00 0f 85 f8 02 00 00 49 89 47 08 e8 90 d2 14 00 48 8d [ 68.427026][ C3] RSP: 0000:ffffc900005e8d48 EFLAGS: 00010802 [ 68.427035][ C3] RAX: ffffc900005e8e08 RBX: ffff88802b323440 RCX: ffffffff81f4dbe4 [ 68.427042][ C3] RDX: 1bd5a00000000025 RSI: ffffffff81f4d9ac RDI: dead00000000012a [ 68.427050][ C3] RBP: ffffc900005e8e08 R08: 0000000000000001 R09: 0000000000000000 [ 68.427057][ C3] R10: 0000000000000001 R11: 0000000000000000 R12: dffffc0000000000 [ 68.427064][ C3] R13: fffff520000bd1c1 R14: ffff88802b5251c0 R15: dead000000000122 [ 68.427071][ C3] FS: 0000000000000000(0000) GS:ffff888096ee3000(0063) knlGS:0000000057a73480 [ 68.427094][ C3] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 68.427104][ C3] CR2: 00000000f74072f0 CR3: 0000000065ffa000 CR4: 0000000000352ef0 [ 68.427113][ C3] Kernel panic - not syncing: Fatal exception in interrupt [ 68.427645][ C3] Kernel Offset: disabled