last executing test programs: 29.261832687s ago: executing program 3 (id=5): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000100)={r2, 0x0, 0x0, 0x0}) r3 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x1, 0x0, 0x0}) ioctl$KVM_SET_GSI_ROUTING(r1, 0x4008ae6a, &(0x7f0000000440)={0x2, 0x0, [{0x0, 0x1}, {0x1, 0x1, 0x0, 0x0, @irqchip={0x0, 0x1}}]}) (async) 29.11752639s ago: executing program 1 (id=6): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000100)={r2, 0x0, 0x0, 0x0}) r3 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x1, 0x0, 0x0}) ioctl$KVM_SET_GSI_ROUTING(r1, 0x4008ae6a, &(0x7f0000000440)={0x2, 0x0, [{0x0, 0x1}, {0x1, 0x1, 0x0, 0x0, @irqchip={0x0, 0x1}}]}) (async) write$eventfd(r2, &(0x7f0000000200)=0x1, 0x8) (async) 28.070675325s ago: executing program 0 (id=9): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_SET_GSI_ROUTING(r1, 0x4008ae6a, &(0x7f0000000100)={0x1, 0x0, [{0x0, 0x2, 0x0, 0x0, @msi={0xfee00000}}]}) 28.057798316s ago: executing program 1 (id=10): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./config\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='none\x00', &(0x7f0000000080)='./config\x00', &(0x7f00000000c0)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./config/usb_gadget/g1\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/idVendor\x00', 0x1, 0x0) write(r0, &(0x7f0000000180)='0x0525', 0x6) close(r0) r1 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./config/usb_gadget/g1/idProduct\x00', 0x1, 0x0) write(r1, &(0x7f0000000200)='0xa4a7', 0x6) close(r1) mkdirat(0xffffffffffffff9c, &(0x7f0000000240)='./config/usb_gadget/g1/strings/0x409\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000280)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f00000002c0)='./config/usb_gadget/g1/functions/gser.usb0\x00', 0x1ff) symlinkat(&(0x7f0000000300)='./config/usb_gadget/g1/functions/gser.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000380)='./config/usb_gadget/g1/configs/c.1/gser.usb0\x00') r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./config/usb_gadget/g1/UDC\x00', 0x1, 0x0) write(r2, &(0x7f0000000440)='dummy_udc.0', 0xb) close(r2) r3 = syz_usb_connect(0x0, 0x32, &(0x7f0000000500)=ANY=[@ANYBLOB="12010002000000402505a7a400000102030109022000010100803209040000020a0000000705810240000007050202400000"], 0x0) nanosleep(&(0x7f0000000600)={0x0, 0x1dcd6500}, 0x0) syz_usb_disconnect(r3) nanosleep(&(0x7f0000000600)={0x0, 0xbebc200}, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./config/usb_gadget/g1/UDC\x00', 0x1, 0x0) write(r4, &(0x7f0000000700)='\n', 0x1) close(r4) 27.983641438s ago: executing program 0 (id=11): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) 27.938742669s ago: executing program 3 (id=12): r0 = add_key$keyring(&(0x7f0000000680), &(0x7f0000000000)={'syz', 0x1}, 0x0, 0x0, 0xffffffffffffffff) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f00000000c0)={'fscrypt:', @desc4}, &(0x7f0000000100)={0x0, "00379bce195566778899aabbccddfcff00112233445566778899aabbccddeeff000011688e0346d524b29db701e5ddeeff8000", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000180)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x32]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f00000001c0)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x33]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000200)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x34]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000240)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x35]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000280)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x36]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f00000002c0)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x37]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000300)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x38, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x0, 0x38]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000340)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x39]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000380)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x61]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f00000003c0)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x62]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000400)={'fscrypt:', @desc3}, &(0x7f0000000100)={0x0, "00112233444d66778899aabbccddefff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff0011223344556677889c69bbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000440)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x64]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000480)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x65]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f00000004c0)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x66]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000540)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x31, 0x31]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) 27.783486052s ago: executing program 0 (id=14): r0 = openat(0xffffffffffffff9c, &(0x7f0000000b00)='./config/usb_gadget/g1/os_desc/b_vendor_code\x00', 0x1, 0x0) write(r0, &(0x7f0000000c00)='0x40\x00', 0x5) 27.744194373s ago: executing program 0 (id=15): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='none\x00', &(0x7f0000000080)='./debug\x00', &(0x7f00000000c0)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./debug/failslab/probability\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='10', 0x2) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./debug/failslab/ignore-gfp-wait\x00', 0x1, 0x0) close(r1) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./debug/failslab/times\x00', 0x1, 0x0) write(r2, &(0x7f0000000240)='100\x00', 0x3) close(r0) openat$kvm(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) socket$nl_xfrm(0x10, 0x3, 0x6) 27.723731304s ago: executing program 0 (id=16): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x1) r2 = ioctl$KVM_CREATE_GUEST_MEMFD(r1, 0xc040aed4, &(0x7f0000000080)={0x1000000}) r3 = ioctl$KVM_CREATE_GUEST_MEMFD(r1, 0xc040aed4, &(0x7f0000000080)={0x1000000}) ioctl$KVM_SET_USER_MEMORY_REGION2(r1, 0x40a0ae49, &(0x7f0000000180)={0x1, 0x4, 0x10000, 0x1000000, &(0x7f0000000000/0x1000000)=nil, 0x0, r2}) ioctl$KVM_SET_MEMORY_ATTRIBUTES(r1, 0x4020aed2, &(0x7f0000000200)={0x10000, 0x1000000, 0x8}) r4 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r5 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x1) r6 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x2) r7 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x3) ioctl$KVM_PRE_FAULT_MEMORY(r4, 0xc040aed5, &(0x7f0000000340)={0x10000, 0x1000000}) (async, rerun: 500) ioctl$KVM_PRE_FAULT_MEMORY(r5, 0xc040aed5, &(0x7f0000000340)={0x10000, 0x1000000}) (async, rerun: 500) ioctl$KVM_PRE_FAULT_MEMORY(r6, 0xc040aed5, &(0x7f0000000340)={0x10000, 0x1000000}) (async, rerun: 500) ioctl$KVM_PRE_FAULT_MEMORY(r7, 0xc040aed5, &(0x7f0000000340)={0x10000, 0x1000000}) (async, rerun: 500) ioctl$KVM_SET_USER_MEMORY_REGION2(r1, 0x40a0ae49, &(0x7f0000000180)={0x1, 0x4, 0x10000, 0x1000000, &(0x7f0000000000/0x1000000)=nil, 0x0, r3}) (async, rerun: 500) ioctl$KVM_SET_USER_MEMORY_REGION2(r1, 0x40a0ae49, &(0x7f0000000180)={0x1, 0x4, 0x10000, 0x0, &(0x7f0000f00000/0x1000)=nil, 0x0, r2}) (async, rerun: 500) close(r2) (async, rerun: 500) close(r3) (async, rerun: 500) 24.96034047s ago: executing program 1 (id=17): syz_usb_connect$hid(0x2, 0x36, 0x0, 0x0) mknod$loop(&(0x7f0000000140)='./file0\x00', 0xfff, 0x1) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000001c0), 0x42, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x80, &(0x7f0000002140)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=000000000100000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) read$FUSE(r0, &(0x7f0000006300)={0x2020, 0x0, 0x0, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r0, &(0x7f0000000040)={0x50, 0x0, r1, {0x7, 0x1f, 0x0, 0x34014c40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10}}, 0x50) syz_fuse_handle_req(r0, &(0x7f00000021c0)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000e00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000060000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000dc4e00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ba045abcd5dfc67d00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000081000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000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0x2000, &(0x7f00000062c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300)={0x20, 0x0, 0x0, {0x0, 0x1a}}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_fuse_handle_req(r0, 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", 0x2000, &(0x7f0000000c80)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000580)={0x78, 0x0, 0x6, {0x8, 0xfffffffe, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x3966, 0x1, 0x8000, 0xfffffffc, r2, r3, 0x1, 0x4}}}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) getdents(0xffffffffffffffff, 0x0, 0x0) epoll_ctl$EPOLL_CTL_ADD(0xffffffffffffffff, 0x1, 0xffffffffffffffff, &(0x7f0000000140)={0x5000000e}) write$UHID_INPUT(0xffffffffffffffff, &(0x7f0000000d40)={0x8, {"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", 0x1000}}, 0x1006) r4 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./file0\x00', 0x80101, 0x101) syz_clone3(&(0x7f000000dd80)={0xa00400, 0x0, 0x0, 0x0, {0x13}, 0x0, 0x0, 0x0, 0x0}, 0x58) syz_clone3(&(0x7f000000dd80)={0xa04400, 0x0, 0x0, 0x0, {0x12}, 0x0, 0x0, 0x0, 0x0}, 0x58) write$tcp_congestion(r4, &(0x7f00000000c0)='lp\x00', 0xfffffdef) dup2(r4, r0) write$FUSE_NOTIFY_POLL(r0, &(0x7f0000000100)={0xfffffffffffffeab, 0x1, 0x0, {0x2}}, 0xffffffe8) 13.361400899s ago: executing program 0 (id=18): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000100)={r2, 0x0, 0x0, 0x0}) r3 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x1, 0x0, 0x0}) write$eventfd(r2, &(0x7f0000000200)=0x1, 0x8) (async) 13.32353994s ago: executing program 32 (id=18): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000100)={r2, 0x0, 0x0, 0x0}) r3 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r3, 0x1, 0x0, 0x0}) write$eventfd(r2, &(0x7f0000000200)=0x1, 0x8) (async) 12.318202094s ago: executing program 1 (id=20): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000000040)='./dev\x00', &(0x7f0000000080)='devtmpfs\x00', 0x0, 0x0) syz_usb_connect(0x0, 0x32, &(0x7f0000000100)=ANY=[@ANYBLOB="120100020000004025057a120001010200010902200001010080320904000002000000000705810240000007050202400000"], 0x0) nanosleep(&(0x7f0000000300)={0x0, 0x1dcd6500}, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000200)='./dev/ttyUSB0\x00', 0x2, 0x0) 12.205419417s ago: executing program 2 (id=13): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x2) ioctl$KVM_SET_GUEST_DEBUG_x86(r2, 0x4048ae9b, &(0x7f0000000080)={0x70003, 0x0, {[0xffffffffffffffff, 0x1f8, 0x2, 0xffffffffefffff15, 0x3, 0x4, 0x1, 0x4]}}) 12.160558438s ago: executing program 3 (id=12): r0 = add_key$keyring(&(0x7f0000000680), &(0x7f0000000000)={'syz', 0x1}, 0x0, 0x0, 0xffffffffffffffff) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f00000000c0)={'fscrypt:', @desc4}, &(0x7f0000000100)={0x0, "00379bce195566778899aabbccddfcff00112233445566778899aabbccddeeff000011688e0346d524b29db701e5ddeeff8000", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000180)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x32]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f00000001c0)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x33]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000200)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x34]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000240)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x35]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000280)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x36]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f00000002c0)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x37]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000300)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x38, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x0, 0x38]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000340)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x39]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000380)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x61]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f00000003c0)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x62]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000400)={'fscrypt:', @desc3}, &(0x7f0000000100)={0x0, "00112233444d66778899aabbccddefff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff0011223344556677889c69bbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000440)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x64]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000480)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x65]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f00000004c0)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x66]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000540)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x31, 0x31]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) 12.151428468s ago: executing program 4 (id=19): mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./proc\x00', 0x1ff) mount(0x0, &(0x7f0000000180)='./proc\x00', &(0x7f00000001c0)='proc\x00', 0x0, 0x0) openat$dir(0xffffffffffffff9c, &(0x7f0000000040)='./proc/net/rpc/nfsd.export/channel\x00', 0x40000, 0x59) 12.136942799s ago: executing program 3 (id=21): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000080)={0x1, 0x0, [{0x40000083, 0x0, 0x5}]}) 12.132824889s ago: executing program 4 (id=22): r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_CREATE(r0, &(0x7f0000000100)={&(0x7f0000000000), 0xc, &(0x7f0000000200)={&(0x7f0000000300)={0x6c, 0x2, 0x6, 0x3, 0x0, 0x0, {0x2}, [@IPSET_ATTR_PROTOCOL={0x5, 0x1, 0x6}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz1\x00'}, @IPSET_ATTR_TYPENAME={0x15, 0x3, 'hash:ip,port,net\x00'}, @IPSET_ATTR_REVISION={0x5, 0x4, 0x5}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x2}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_TIMEOUT={0x8, 0x6, 0x1, 0x0, 0x3}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x4}, @IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x2}]}]}, 0x6c}}, 0x0) sendmsg$IPSET_CMD_ADD(r0, &(0x7f0000000100)={&(0x7f0000000000), 0xc, &(0x7f0000000200)={&(0x7f0000000300)={0x4c, 0x9, 0x6, 0x3, 0x0, 0x0, {0x2}, [@IPSET_ATTR_PROTOCOL={0x5, 0x1, 0x6}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz1\x00'}, @IPSET_ATTR_DATA={0x24, 0x7, 0x0, 0x1, [@IPSET_ATTR_IP={0xc, 0x1, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV4={0x8, 0x1, 0x1, 0x0, @loopback}}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e20}, @IPSET_ATTR_IP2={0xc, 0x14, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV4={0x8, 0x1, 0x1, 0x0, @loopback}}]}]}, 0x4c}}, 0x0) 12.042698681s ago: executing program 4 (id=23): r0 = openat(0xffffffffffffff9c, &(0x7f0000000b00)='./config/usb_gadget/g1/os_desc/b_vendor_code\x00', 0x1, 0x0) write(r0, &(0x7f0000000c00)='0x40\x00', 0x5) 12.042548911s ago: executing program 2 (id=24): r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000000000)={0x2, 0x4e21, @broadcast}, 0x2f) connect$inet(r0, &(0x7f0000000180)={0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0x1b}}, 0x10) sendto$inet(r0, &(0x7f0000000000), 0xffffffffffffff94, 0x0, 0x0, 0x0) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000040)='bic', 0x3) recvfrom$inet(r0, &(0x7f0000000080)=""/8, 0xfffffffffffffd0b, 0x720, 0x0, 0xfffffffffffffd25) 12.042413601s ago: executing program 4 (id=25): 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) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./debug/failslab/times\x00', 0x1, 0x0) write(r2, &(0x7f0000000240)='100\x00', 0x3) close(r0) openat$kvm(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) socket$nl_xfrm(0x10, 0x3, 0x6) 11.924198034s ago: executing program 4 (id=26): r0 = openat(0xffffff9c, &(0x7f0000000a00)='./my_config/usb_gadget/g1/functions/uac2.usb0/c_mute_present\x00', 0x1, 0x0) write(r0, &(0x7f0000000b00)='0\x00', 0x2) 11.606380792s ago: executing program 3 (id=27): mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./config\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./config\x00', &(0x7f00000000c0)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./config/usb_gadget/g1\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/strings/0x409\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./config/usb_gadget/g1/configs/c.1/strings/0x409\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000200)='./config/usb_gadget/g1/functions/gser.usb0\x00', 0x1ff) chdir(&(0x7f0000000240)='./config/usb_gadget/g1\x00') symlink(&(0x7f0000000280)='functions/gser.usb0\x00', &(0x7f00000002c0)='configs/c.1/gser.usb0\x00') r0 = openat(0xffffffffffffff9c, &(0x7f0000000340)='idVendor\x00', 0x1, 0x0) write(r0, &(0x7f0000000380)='0x0525', 0x6) r1 = openat(0xffffffffffffff9c, &(0x7f0000000540)='bMaxPacketSize0\x00', 0x1, 0x0) write(r1, &(0x7f0000000580)='64', 0x2) 11.154139243s ago: executing program 2 (id=28): mkdir(&(0x7f0000000000)='./config\x00', 0x1ff) mkdir(&(0x7f0000000100)='./dev\x00', 0x1ff) mount(&(0x7f0000000200)=@filename='configfs\x00', &(0x7f0000000300)='./config\x00', &(0x7f0000000400)='configfs\x00', 0x0, 0x0) mount(&(0x7f0000000500)=@filename='devtmpfs\x00', &(0x7f0000000600)='./dev\x00', &(0x7f0000000700)='devtmpfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000800)='./config/usb_gadget/g1\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./config/usb_gadget/g1/os_desc/use\x00', 0x1, 0x0) write(r0, &(0x7f0000000a00)='1\x00', 0x2) close(r0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000b00)='./config/usb_gadget/g1/os_desc/b_vendor_code\x00', 0x1, 0x0) write(r1, &(0x7f0000000c00)='0x40\x00', 0x5) mkdir(&(0x7f0000000d00)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff) mkdir(&(0x7f0000000e00)='./config/usb_gadget/g1/functions/ncm.usb0\x00', 0x1ff) symlink(&(0x7f0000000f00)='./config/usb_gadget/g1/functions/ncm.usb0\x00', &(0x7f0000001000)='./config/usb_gadget/g1/configs/c.1/ncm.usb0\x00') 11.150104852s ago: executing program 2 (id=29): r0 = add_key$keyring(&(0x7f0000000680), &(0x7f0000000000)={'syz', 0x1}, 0x0, 0x0, 0xffffffffffffffff) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f00000000c0)={'fscrypt:', @desc4}, &(0x7f0000000100)={0x0, "00379bce195566778899aabbccddfcff00112233445566778899aabbccddeeff000011688e0346d524b29db701e5ddeeff8000", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000180)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x32]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f00000001c0)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x33]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000200)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x34]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000240)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x35]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000280)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x36]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f00000002c0)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x37]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000300)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x38, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x0, 0x38]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000340)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x39]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000380)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x61]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f00000003c0)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x62]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000400)={'fscrypt:', @desc3}, &(0x7f0000000100)={0x0, "00112233444d66778899aabbccddefff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff0011223344556677889c69bbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000440)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x64]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000480)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x65]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f00000004c0)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x66]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000540)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x31, 0x31]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) 9.163639371s ago: executing program 1 (id=30): mkdir(&(0x7f0000000000)='./my_config\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./my_config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000300)='./my_config/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_config/usb_gadget/g1/configs/c.1\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_config/usb_gadget/g1/functions/uac2.usb0\x00', 0x1ff) r0 = openat(0xffffff9c, &(0x7f0000000600)='./my_config/usb_gadget/g1/functions/uac2.usb0/p_mute_present\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='0\x00', 0x2) r1 = openat(0xffffff9c, &(0x7f0000000800)='./my_config/usb_gadget/g1/functions/uac2.usb0/p_volume_present\x00', 0x1, 0x0) write(r1, &(0x7f0000000900)='0\x00', 0x2) r2 = openat(0xffffff9c, &(0x7f0000000a00)='./my_config/usb_gadget/g1/functions/uac2.usb0/c_mute_present\x00', 0x1, 0x0) write(r2, &(0x7f0000000b00)='0\x00', 0x2) r3 = openat(0xffffff9c, &(0x7f0000000c00)='./my_config/usb_gadget/g1/functions/uac2.usb0/c_volume_present\x00', 0x1, 0x0) write(r3, &(0x7f0000000d00)='0\x00', 0x2) symlink(&(0x7f0000000e00)='./my_config/usb_gadget/g1/functions/uac2.usb0\x00', &(0x7f0000000f00)='./my_config/usb_gadget/g1/configs/c.1/uac2.usb0\x00') write(0xffffffffffffffff, &(0x7f0000001100)='dummy_udc.0\n\x00', 0xc) 354.870232ms ago: executing program 2 (id=31): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x1) r2 = ioctl$KVM_CREATE_GUEST_MEMFD(r1, 0xc040aed4, &(0x7f0000000080)={0x100000}) r3 = ioctl$KVM_CREATE_GUEST_MEMFD(r1, 0xc040aed4, &(0x7f0000000080)={0x100000}) ioctl$KVM_SET_USER_MEMORY_REGION2(r1, 0x40a0ae49, &(0x7f0000000180)={0x1, 0x4, 0x1000, 0x100000, &(0x7f0000f00000/0x100000)=nil, 0x0, r2}) ioctl$KVM_SET_MEMORY_ATTRIBUTES(r1, 0x4020aed2, &(0x7f0000000200)={0x1000, 0x100000, 0x8}) r4 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r5 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x1) ioctl$KVM_PRE_FAULT_MEMORY(r4, 0xc040aed5, &(0x7f0000000340)={0x1000, 0x100000}) (async, rerun: 200) ioctl$KVM_PRE_FAULT_MEMORY(r5, 0xc040aed5, &(0x7f0000000340)={0x1000, 0x100000}) (async, rerun: 200) ioctl$KVM_SET_USER_MEMORY_REGION2(r1, 0x40a0ae49, &(0x7f0000000180)={0x1, 0x4, 0x1000, 0x0, &(0x7f0000ff0000/0x1000)=nil, 0x0, r2}) (async, rerun: 200) ioctl$KVM_SET_USER_MEMORY_REGION2(r1, 0x40a0ae49, &(0x7f0000000180)={0x1, 0x4, 0x1000, 0x100000, &(0x7f0000f00000/0x100000)=nil, 0x0, r3}) (async, rerun: 200) 265.234684ms ago: executing program 4 (id=32): r0 = socket$inet_icmp(0x2, 0x2, 0x1) close(r0) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_CREATE(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000044c0)={&(0x7f00000004c0)={0x6c, 0x2, 0x6, 0x3, 0x0, 0x0, {0x2}, [@IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_TIMEOUT={0x8, 0x6, 0x1, 0x0, 0x1}, @IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x2}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x4000}]}, @IPSET_ATTR_PROTOCOL={0x5, 0x1, 0x6}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x2}, @IPSET_ATTR_REVISION={0x5, 0x4, 0x5}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz1\x00'}, @IPSET_ATTR_TYPENAME={0x15, 0x3, 'hash:ip,port,net\x00'}]}, 0x6c}, 0x1, 0x0, 0x0, 0x810}, 0x20004000) sendmsg$IPSET_CMD_ADD(r1, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)={0x64, 0x9, 0x6, 0x3, 0x0, 0x0, {0x2}, [@IPSET_ATTR_DATA={0x3c, 0x7, 0x0, 0x1, [@IPSET_ATTR_IP={0xc, 0x1, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV4={0x8, 0x1, 0x1, 0x0, @loopback}}, @IPSET_ATTR_IP2={0xc, 0x14, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV4={0x8, 0x1, 0x1, 0x0, @private=0xa010100}}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x1388}, @IPSET_ATTR_PORT_TO={0x6, 0x5, 0x1, 0x0, 0x3a98}, @IPSET_ATTR_PROTO={0x5, 0x7, 0x6}, @IPSET_ATTR_TIMEOUT={0x8, 0x6, 0x1, 0x0, 0x1}]}, @IPSET_ATTR_PROTOCOL={0x5, 0x1, 0x6}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz1\x00'}]}, 0x64}, 0x1, 0x0, 0x0, 0x810}, 0x20004000) 265.114634ms ago: executing program 33 (id=32): r0 = socket$inet_icmp(0x2, 0x2, 0x1) close(r0) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_CREATE(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000044c0)={&(0x7f00000004c0)={0x6c, 0x2, 0x6, 0x3, 0x0, 0x0, {0x2}, [@IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_TIMEOUT={0x8, 0x6, 0x1, 0x0, 0x1}, @IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x2}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x4000}]}, @IPSET_ATTR_PROTOCOL={0x5, 0x1, 0x6}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x2}, @IPSET_ATTR_REVISION={0x5, 0x4, 0x5}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz1\x00'}, @IPSET_ATTR_TYPENAME={0x15, 0x3, 'hash:ip,port,net\x00'}]}, 0x6c}, 0x1, 0x0, 0x0, 0x810}, 0x20004000) sendmsg$IPSET_CMD_ADD(r1, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)={0x64, 0x9, 0x6, 0x3, 0x0, 0x0, {0x2}, [@IPSET_ATTR_DATA={0x3c, 0x7, 0x0, 0x1, [@IPSET_ATTR_IP={0xc, 0x1, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV4={0x8, 0x1, 0x1, 0x0, @loopback}}, @IPSET_ATTR_IP2={0xc, 0x14, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV4={0x8, 0x1, 0x1, 0x0, @private=0xa010100}}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x1388}, @IPSET_ATTR_PORT_TO={0x6, 0x5, 0x1, 0x0, 0x3a98}, @IPSET_ATTR_PROTO={0x5, 0x7, 0x6}, @IPSET_ATTR_TIMEOUT={0x8, 0x6, 0x1, 0x0, 0x1}]}, @IPSET_ATTR_PROTOCOL={0x5, 0x1, 0x6}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz1\x00'}]}, 0x64}, 0x1, 0x0, 0x0, 0x810}, 0x20004000) 214.687036ms ago: executing program 1 (id=33): creat(&(0x7f0000001380)='./file0\x00', 0x4) mount(&(0x7f00000000c0)=@nullb, &(0x7f0000000080)='./file0\x00', &(0x7f0000000040)='exfat\x00', 0x0, 0x0) 214.534766ms ago: executing program 2 (id=34): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='none\x00', &(0x7f0000000080)='./debug\x00', &(0x7f00000000c0)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./debug/failslab/probability\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='10', 0x2) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./debug/failslab/ignore-gfp-wait\x00', 0x1, 0x0) close(r1) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./debug/failslab/times\x00', 0x1, 0x0) write(r2, &(0x7f0000000240)='100\x00', 0x3) close(r0) ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) socket$nl_xfrm(0x10, 0x3, 0x6) 214.469586ms ago: executing program 3 (id=35): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = syz_kvm_setup_syzos_vm$x86(r1, &(0x7f0000c00000/0x400000)=nil) syz_kvm_add_vcpu$x86(r2, &(0x7f0000000040)={0x0, &(0x7f0000000080)=[@uexit={0x0, 0x18, 0xaaaa}], 0x18}) mount(0x0, &(0x7f0000000140)='./sys_mnt\x00', &(0x7f0000000180)='sysfs\x00', 0x0, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys_mnt/kernel/mm/transparent_hugepage/khugepaged/alloc_sleep_millisecs\x00', 0x1, 0x0) write(r3, &(0x7f0000000600)='0\x00', 0x2) 0s ago: executing program 34 (id=35): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = syz_kvm_setup_syzos_vm$x86(r1, &(0x7f0000c00000/0x400000)=nil) syz_kvm_add_vcpu$x86(r2, &(0x7f0000000040)={0x0, &(0x7f0000000080)=[@uexit={0x0, 0x18, 0xaaaa}], 0x18}) mount(0x0, &(0x7f0000000140)='./sys_mnt\x00', &(0x7f0000000180)='sysfs\x00', 0x0, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys_mnt/kernel/mm/transparent_hugepage/khugepaged/alloc_sleep_millisecs\x00', 0x1, 0x0) write(r3, &(0x7f0000000600)='0\x00', 0x2) kernel console output (not intermixed with test programs): 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.398811][ T9] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.398848][ T9] Workqueue: mld mld_ifc_work [ 41.398915][ T9] Call Trace: [ 41.398927][ T9] [ 41.398953][ T9] __dump_stack+0x21/0x30 [ 41.399027][ T9] dump_stack_lvl+0x140/0x1c0 [ 41.399102][ T9] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.399166][ T9] ? ref_tracker_alloc+0x356/0x5b0 [ 41.399231][ T9] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 41.399312][ T9] ? dst_alloc+0x163/0x240 [ 41.399379][ T9] dump_stack+0x19/0x20 [ 41.399458][ T9] should_fail_ex+0x3c2/0x510 [ 41.399511][ T9] should_failslab+0xac/0x100 [ 41.399572][ T9] __kmalloc_cache_noprof+0x41/0x470 [ 41.399614][ T9] ? dst_cow_metrics_generic+0x65/0x2a0 [ 41.399667][ T9] ? dst_init+0x329/0x430 [ 41.399717][ T9] dst_cow_metrics_generic+0x65/0x2a0 [ 41.399769][ T9] icmp6_dst_alloc+0x310/0x4f0 [ 41.399832][ T9] mld_sendpack+0x5ac/0xd10 [ 41.399885][ T9] ? add_grec+0x1400/0x1400 [ 41.399936][ T9] ? add_grec+0xfa8/0x1400 [ 41.399986][ T9] ? __asan_memcpy+0x5a/0x80 [ 41.400034][ T9] ? __cfi_mutex_lock+0x10/0x10 [ 41.400101][ T9] ? __schedule+0x149e/0x20b0 [ 41.400171][ T9] mld_ifc_work+0x7cc/0xc40 [ 41.400230][ T9] process_scheduled_works+0x7f7/0x1060 [ 41.400329][ T9] worker_thread+0xc99/0x13f0 [ 41.400386][ T9] kthread+0x2c7/0x360 [ 41.400450][ T9] ? __cfi_worker_thread+0x10/0x10 [ 41.400509][ T9] ? __cfi_kthread+0x10/0x10 [ 41.400580][ T9] ret_from_fork+0x67/0xa0 [ 41.400657][ T9] ? __cfi_kthread+0x10/0x10 [ 41.400752][ T9] ret_from_fork_asm+0x1a/0x30 [ 41.400818][ T9] [ 41.401407][ T384] CPU: 0 UID: 0 PID: 384 Comm: syz.4.25 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.401500][ T384] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.401554][ T384] Call Trace: [ 41.401571][ T384] [ 41.401590][ T384] __dump_stack+0x21/0x30 [ 41.401656][ T384] dump_stack_lvl+0x140/0x1c0 [ 41.401726][ T384] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.401799][ T384] dump_stack+0x19/0x20 [ 41.401865][ T384] should_fail_ex+0x3c2/0x510 [ 41.401919][ T384] should_failslab+0xac/0x100 [ 41.401980][ T384] kmem_cache_alloc_noprof+0x42/0x410 [ 41.402038][ T384] ? security_file_alloc+0x49/0x220 [ 41.402154][ T384] ? kasan_save_alloc_info+0x3a/0x50 [ 41.402234][ T384] security_file_alloc+0x49/0x220 [ 41.402306][ T384] init_file+0x9e/0x210 [ 41.402374][ T384] alloc_empty_file+0xd9/0x270 [ 41.402437][ T384] path_openat+0xf4/0x35a0 [ 41.402506][ T384] ? stack_depot_save_flags+0x38/0x800 [ 41.402561][ T384] ? try_to_wake_up+0x119e/0x1fd0 [ 41.402630][ T384] ? kasan_save_track+0x4f/0x80 [ 41.402684][ T384] ? kasan_save_track+0x3e/0x80 [ 41.402736][ T384] ? kasan_save_alloc_info+0x3a/0x50 [ 41.402815][ T384] ? __kasan_slab_alloc+0x73/0x90 [ 41.402874][ T384] ? getname+0x1b/0x30 [ 41.402920][ T384] ? do_sys_openat2+0xda/0x1d0 [ 41.402990][ T384] ? __x64_sys_openat+0x13a/0x170 [ 41.403060][ T384] ? x64_sys_call+0xe69/0x2ee0 [ 41.403104][ T384] ? do_syscall_64+0x57/0xf0 [ 41.403173][ T384] ? do_filp_open+0x440/0x440 [ 41.403220][ T384] do_filp_open+0x1f2/0x440 [ 41.403282][ T384] ? __cfi_do_filp_open+0x10/0x10 [ 41.403361][ T384] ? alloc_fd+0x4c1/0x570 [ 41.403442][ T384] do_sys_openat2+0x134/0x1d0 [ 41.403557][ T384] ? do_sys_open+0x100/0x100 [ 41.403646][ T384] __x64_sys_openat+0x13a/0x170 [ 41.403734][ T384] x64_sys_call+0xe69/0x2ee0 [ 41.403792][ T384] do_syscall_64+0x57/0xf0 [ 41.403854][ T384] ? clear_bhb_loop+0x50/0xa0 [ 41.403945][ T384] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 41.404027][ T384] RIP: 0033:0x7fc4fdd9de99 [ 41.404079][ T384] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 41.404141][ T384] RSP: 002b:00007fc4febeb028 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 41.404209][ T384] RAX: ffffffffffffffda RBX: 00007fc4fe025fa0 RCX: 00007fc4fdd9de99 [ 41.404252][ T384] RDX: 0000000000000000 RSI: 0000200000000280 RDI: ffffffffffffff9c [ 41.404301][ T384] RBP: 00007fc4fde33eaf R08: 0000000000000000 R09: 0000000000000000 [ 41.404342][ T384] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 41.404383][ T384] R13: 00007fc4fe026038 R14: 00007fc4fe025fa0 R15: 00007ffc0e658f78 [ 41.404435][ T384] [ 41.410620][ T382] FAULT_INJECTION: forcing a failure. [ 41.410620][ T382] name failslab, interval 1, probability 10, space 0, times 95 [ 41.421766][ T311] usb 2-1: new high-speed USB device number 4 using dummy_hcd [ 41.432100][ T382] CPU: 0 UID: 0 PID: 382 Comm: syz.2.24 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.432205][ T382] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.432261][ T382] Call Trace: [ 41.432278][ T382] [ 41.432297][ T382] __dump_stack+0x21/0x30 [ 41.432381][ T382] dump_stack_lvl+0x140/0x1c0 [ 41.432461][ T382] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.432544][ T382] dump_stack+0x19/0x20 [ 41.432622][ T382] should_fail_ex+0x3c2/0x510 [ 41.432688][ T382] should_failslab+0xac/0x100 [ 41.432764][ T382] kmem_cache_alloc_node_noprof+0x45/0x420 [ 41.432816][ T382] ? __alloc_skb+0x10c/0x360 [ 41.432887][ T382] __alloc_skb+0x10c/0x360 [ 41.432955][ T382] tcp_stream_alloc_skb+0x43/0x370 [ 41.433007][ T382] tcp_sendmsg_locked+0xcbc/0x4ac0 [ 41.433071][ T382] ? __cfi_tcp_sendmsg_locked+0x10/0x10 [ 41.433133][ T382] ? __inet_stream_connect+0x6b6/0xf10 [ 41.433203][ T382] ? __cfi_tcp_sendmsg+0x10/0x10 [ 41.433249][ T382] tcp_sendmsg+0x3e/0xd0 [ 41.433295][ T382] ? __cfi_tcp_sendmsg+0x10/0x10 [ 41.433340][ T382] inet_sendmsg+0xb7/0x120 [ 41.433398][ T382] ? __cfi_inet_sendmsg+0x10/0x10 [ 41.433478][ T382] __sys_sendto+0x5ea/0x700 [ 41.433601][ T382] ? _raw_spin_unlock_bh+0x54/0x60 [ 41.433696][ T382] ? __cfi___sys_sendto+0x10/0x10 [ 41.433797][ T382] ? __se_sys_futex+0x13c/0x320 [ 41.433894][ T382] ? __kasan_check_write+0x18/0x20 [ 41.433955][ T382] __x64_sys_sendto+0xe9/0x100 [ 41.434045][ T382] x64_sys_call+0x2c2c/0x2ee0 [ 41.434115][ T382] do_syscall_64+0x57/0xf0 [ 41.434195][ T382] ? clear_bhb_loop+0x50/0xa0 [ 41.434278][ T382] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 41.434357][ T382] RIP: 0033:0x7f294339de99 [ 41.434409][ T382] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 41.434458][ T382] RSP: 002b:00007f29442da028 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 41.434529][ T382] RAX: ffffffffffffffda RBX: 00007f2943625fa0 RCX: 00007f294339de99 [ 41.434574][ T382] RDX: ffffffffffffff94 RSI: 0000200000000000 RDI: 0000000000000003 [ 41.434617][ T382] RBP: 00007f2943433eaf R08: 0000000000000000 R09: 0000000000000000 [ 41.434652][ T382] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 41.434697][ T382] R13: 00007f2943626038 R14: 00007f2943625fa0 R15: 00007ffda8a9bb18 [ 41.434756][ T382] [ 41.443962][ T382] FAULT_INJECTION: forcing a failure. [ 41.443962][ T382] name failslab, interval 1, probability 10, space 0, times 92 [ 41.446250][ T45] FAULT_INJECTION: forcing a failure. [ 41.446250][ T45] name failslab, interval 1, probability 10, space 0, times 92 [ 41.450638][ T382] CPU: 0 UID: 0 PID: 382 Comm: syz.2.24 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.450732][ T382] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.450779][ T382] Call Trace: [ 41.450812][ T382] [ 41.450832][ T382] __dump_stack+0x21/0x30 [ 41.450924][ T382] dump_stack_lvl+0x140/0x1c0 [ 41.451010][ T382] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.451101][ T382] dump_stack+0x19/0x20 [ 41.451190][ T382] should_fail_ex+0x3c2/0x510 [ 41.451252][ T382] should_failslab+0xac/0x100 [ 41.451323][ T382] kmem_cache_alloc_node_noprof+0x45/0x420 [ 41.451381][ T382] ? __alloc_skb+0x10c/0x360 [ 41.451455][ T382] __alloc_skb+0x10c/0x360 [ 41.451528][ T382] tcp_stream_alloc_skb+0x43/0x370 [ 41.451586][ T382] tcp_sendmsg_locked+0xcbc/0x4ac0 [ 41.451656][ T382] ? __cfi_tcp_sendmsg_locked+0x10/0x10 [ 41.451710][ T382] ? __inet_stream_connect+0x6b6/0xf10 [ 41.451777][ T382] ? __cfi_tcp_sendmsg+0x10/0x10 [ 41.451831][ T382] tcp_sendmsg+0x3e/0xd0 [ 41.451878][ T382] ? __cfi_tcp_sendmsg+0x10/0x10 [ 41.451934][ T382] inet_sendmsg+0xb7/0x120 [ 41.451991][ T382] ? __cfi_inet_sendmsg+0x10/0x10 [ 41.452056][ T382] __sys_sendto+0x5ea/0x700 [ 41.452128][ T382] ? _raw_spin_unlock_bh+0x54/0x60 [ 41.452206][ T382] ? __cfi___sys_sendto+0x10/0x10 [ 41.452309][ T382] ? __se_sys_futex+0x13c/0x320 [ 41.452391][ T382] ? __kasan_check_write+0x18/0x20 [ 41.452441][ T382] __x64_sys_sendto+0xe9/0x100 [ 41.452523][ T382] x64_sys_call+0x2c2c/0x2ee0 [ 41.452577][ T382] do_syscall_64+0x57/0xf0 [ 41.452638][ T382] ? clear_bhb_loop+0x50/0xa0 [ 41.452711][ T382] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 41.452778][ T382] RIP: 0033:0x7f294339de99 [ 41.452824][ T382] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 41.452871][ T382] RSP: 002b:00007f29442da028 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 41.452927][ T382] RAX: ffffffffffffffda RBX: 00007f2943625fa0 RCX: 00007f294339de99 [ 41.452972][ T382] RDX: ffffffffffffff94 RSI: 0000200000000000 RDI: 0000000000000003 [ 41.453010][ T382] RBP: 00007f2943433eaf R08: 0000000000000000 R09: 0000000000000000 [ 41.453047][ T382] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 41.453082][ T382] R13: 00007f2943626038 R14: 00007f2943625fa0 R15: 00007ffda8a9bb18 [ 41.453130][ T382] [ 41.464882][ T363] FAULT_INJECTION: forcing a failure. [ 41.464882][ T363] name failslab, interval 1, probability 10, space 0, times 85 [ 41.471679][ T45] CPU: 1 UID: 0 PID: 45 Comm: kworker/1:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.471759][ T45] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.471798][ T45] Workqueue: mld mld_ifc_work [ 41.471860][ T45] Call Trace: [ 41.471879][ T45] [ 41.471901][ T45] __dump_stack+0x21/0x30 [ 41.471999][ T45] dump_stack_lvl+0x140/0x1c0 [ 41.472067][ T45] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.472136][ T45] ? ref_tracker_alloc+0x356/0x5b0 [ 41.472200][ T45] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 41.472268][ T45] ? dst_alloc+0x163/0x240 [ 41.472332][ T45] dump_stack+0x19/0x20 [ 41.472416][ T45] should_fail_ex+0x3c2/0x510 [ 41.472502][ T45] should_failslab+0xac/0x100 [ 41.472566][ T45] __kmalloc_cache_noprof+0x41/0x470 [ 41.472626][ T45] ? dst_cow_metrics_generic+0x65/0x2a0 [ 41.472682][ T45] ? dst_init+0x329/0x430 [ 41.472736][ T45] dst_cow_metrics_generic+0x65/0x2a0 [ 41.472791][ T45] icmp6_dst_alloc+0x310/0x4f0 [ 41.472873][ T45] mld_sendpack+0x5ac/0xd10 [ 41.472949][ T45] ? add_grec+0x1400/0x1400 [ 41.473008][ T45] ? add_grec+0xfa8/0x1400 [ 41.473062][ T45] ? __asan_memcpy+0x5a/0x80 [ 41.473110][ T45] ? __cfi_mutex_lock+0x10/0x10 [ 41.473179][ T45] ? kernfs_notify_workfn+0x563/0x5a0 [ 41.473280][ T45] mld_ifc_work+0x7cc/0xc40 [ 41.473339][ T45] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 41.473390][ T45] process_scheduled_works+0x7f7/0x1060 [ 41.473463][ T45] worker_thread+0xc99/0x13f0 [ 41.473537][ T45] kthread+0x2c7/0x360 [ 41.473608][ T45] ? __cfi_worker_thread+0x10/0x10 [ 41.473668][ T45] ? __cfi_kthread+0x10/0x10 [ 41.473754][ T45] ret_from_fork+0x67/0xa0 [ 41.473850][ T45] ? __cfi_kthread+0x10/0x10 [ 41.473919][ T45] ret_from_fork_asm+0x1a/0x30 [ 41.473983][ T45] [ 41.475035][ T46] CPU: 1 UID: 0 PID: 46 Comm: kworker/u8:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.475066][ T46] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.475081][ T46] Workqueue: ipv6_addrconf addrconf_dad_work [ 41.475142][ T46] Call Trace: [ 41.475183][ T46] [ 41.475210][ T46] __dump_stack+0x21/0x30 [ 41.475307][ T46] dump_stack_lvl+0x140/0x1c0 [ 41.475380][ T46] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.475471][ T46] dump_stack+0x19/0x20 [ 41.475542][ T46] should_fail_ex+0x3c2/0x510 [ 41.475597][ T46] ? __cfi_ip6_dst_gc+0x10/0x10 [ 41.475666][ T46] should_failslab+0xac/0x100 [ 41.475730][ T46] kmem_cache_alloc_noprof+0x42/0x410 [ 41.475788][ T46] ? dst_alloc+0x13c/0x240 [ 41.475848][ T46] ? __cfi_ip6_dst_gc+0x10/0x10 [ 41.475909][ T46] dst_alloc+0x13c/0x240 [ 41.475968][ T46] icmp6_dst_alloc+0xef/0x4f0 [ 41.476056][ T46] ndisc_send_skb+0x2a6/0xca0 [ 41.476117][ T46] ? __kasan_check_write+0x18/0x20 [ 41.476177][ T46] ? __cfi_ndisc_send_skb+0x10/0x10 [ 41.476234][ T46] ? __asan_memcpy+0x5a/0x80 [ 41.476296][ T46] ? ndisc_ns_create+0x6af/0x8d0 [ 41.476343][ T46] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 41.476417][ T46] ndisc_send_ns+0xd8/0x160 [ 41.476466][ T46] ? __cfi_ndisc_send_ns+0x10/0x10 [ 41.476521][ T46] addrconf_dad_work+0xa0e/0x1550 [ 41.476605][ T46] ? __cfi_addrconf_dad_work+0x10/0x10 [ 41.476673][ T46] ? pwq_dec_nr_in_flight+0x943/0xba0 [ 41.476728][ T46] ? kick_pool+0xb9/0x540 [ 41.476786][ T46] process_scheduled_works+0x7f7/0x1060 [ 41.476839][ T46] worker_thread+0xc99/0x13f0 [ 41.476903][ T46] kthread+0x2c7/0x360 [ 41.476973][ T46] ? __cfi_worker_thread+0x10/0x10 [ 41.477021][ T46] ? __cfi_kthread+0x10/0x10 [ 41.477089][ T46] ret_from_fork+0x67/0xa0 [ 41.477159][ T46] ? __cfi_kthread+0x10/0x10 [ 41.477214][ T46] ret_from_fork_asm+0x1a/0x30 [ 41.477273][ T46] [ 41.477982][ T46] FAULT_INJECTION: forcing a failure. [ 41.477982][ T46] name failslab, interval 1, probability 10, space 0, times 83 [ 41.481856][ T9] FAULT_INJECTION: forcing a failure. [ 41.481856][ T9] name failslab, interval 1, probability 10, space 0, times 83 [ 41.484545][ T46] CPU: 1 UID: 0 PID: 46 Comm: kworker/u8:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.484657][ T46] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.484698][ T46] Workqueue: ipv6_addrconf addrconf_dad_work [ 41.484780][ T46] Call Trace: [ 41.484793][ T46] [ 41.484813][ T46] __dump_stack+0x21/0x30 [ 41.484900][ T46] dump_stack_lvl+0x140/0x1c0 [ 41.484975][ T46] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.485055][ T46] ? __kasan_slab_free+0x6a/0x80 [ 41.485130][ T46] ? kmem_cache_free+0x1bd/0x4f0 [ 41.485191][ T46] dump_stack+0x19/0x20 [ 41.485269][ T46] should_fail_ex+0x3c2/0x510 [ 41.485333][ T46] should_failslab+0xac/0x100 [ 41.485403][ T46] kmem_cache_alloc_node_noprof+0x45/0x420 [ 41.485463][ T46] ? __cfi__raw_spin_lock_irqsave+0x10/0x10 [ 41.485530][ T46] ? __alloc_skb+0x10c/0x360 [ 41.485619][ T46] __alloc_skb+0x10c/0x360 [ 41.485691][ T46] ndisc_ns_create+0x2c0/0x8d0 [ 41.485749][ T46] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 41.485818][ T46] ? __mod_timer+0x881/0xd20 [ 41.485881][ T46] ? __cfi_ndisc_ns_create+0x10/0x10 [ 41.485954][ T46] ndisc_send_ns+0xbb/0x160 [ 41.486021][ T46] ? __cfi_ndisc_send_ns+0x10/0x10 [ 41.486089][ T46] addrconf_dad_work+0xa0e/0x1550 [ 41.486152][ T46] ? __cfi_addrconf_dad_work+0x10/0x10 [ 41.486205][ T46] ? pwq_dec_nr_in_flight+0x943/0xba0 [ 41.486265][ T46] ? kick_pool+0xb9/0x540 [ 41.486340][ T46] process_scheduled_works+0x7f7/0x1060 [ 41.486410][ T46] worker_thread+0xc99/0x13f0 [ 41.486473][ T46] kthread+0x2c7/0x360 [ 41.486541][ T46] ? __cfi_worker_thread+0x10/0x10 [ 41.486610][ T46] ? __cfi_kthread+0x10/0x10 [ 41.486677][ T46] ret_from_fork+0x67/0xa0 [ 41.486756][ T46] ? __cfi_kthread+0x10/0x10 [ 41.486823][ T46] ret_from_fork_asm+0x1a/0x30 [ 41.486882][ T46] [ 41.487454][ T46] FAULT_INJECTION: forcing a failure. [ 41.487454][ T46] name failslab, interval 1, probability 10, space 0, times 81 [ 41.489908][ T363] CPU: 0 UID: 0 PID: 363 Comm: syz-executor Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.490000][ T363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.490032][ T363] Call Trace: [ 41.490051][ T363] [ 41.490074][ T363] __dump_stack+0x21/0x30 [ 41.490165][ T363] dump_stack_lvl+0x140/0x1c0 [ 41.490247][ T363] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.490324][ T363] dump_stack+0x19/0x20 [ 41.490406][ T363] should_fail_ex+0x3c2/0x510 [ 41.490475][ T363] should_failslab+0xac/0x100 [ 41.490549][ T363] kmem_cache_alloc_noprof+0x42/0x410 [ 41.490604][ T363] ? getname_flags+0xcc/0x6b0 [ 41.490676][ T363] ? dput+0xd5/0x520 [ 41.490759][ T363] getname_flags+0xcc/0x6b0 [ 41.490828][ T363] getname+0x1b/0x30 [ 41.490890][ T363] do_sys_openat2+0xda/0x1d0 [ 41.490973][ T363] ? __cfi_path_umount+0x10/0x10 [ 41.491057][ T363] ? do_sys_open+0x100/0x100 [ 41.491147][ T363] ? __x64_sys_umount+0x12e/0x180 [ 41.491208][ T363] __x64_sys_openat+0x13a/0x170 [ 41.491312][ T363] x64_sys_call+0xe69/0x2ee0 [ 41.491386][ T363] do_syscall_64+0x57/0xf0 [ 41.491450][ T363] ? clear_bhb_loop+0x50/0xa0 [ 41.491526][ T363] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 41.491599][ T363] RIP: 0033:0x7fc4fdd9d1bc [ 41.491644][ T363] Code: 4c 89 54 24 18 41 89 f2 41 83 e2 40 75 40 89 f0 f7 d0 a9 00 00 41 00 74 35 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 77 44 48 8b 54 24 18 64 48 2b 14 25 28 00 00 00 [ 41.491697][ T363] RSP: 002b:00007ffc0e658180 EFLAGS: 00000206 ORIG_RAX: 0000000000000101 [ 41.491759][ T363] RAX: ffffffffffffffda RBX: 00007fc4fde3330a RCX: 00007fc4fdd9d1bc [ 41.491808][ T363] RDX: 0000000000090800 RSI: 00007ffc0e659330 RDI: 00000000ffffff9c [ 41.491850][ T363] RBP: 00007ffc0e65931c R08: 0000000000000000 R09: 0000000000000000 [ 41.491892][ T363] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc0e659330 [ 41.491934][ T363] R13: 00007fc4fde3330a R14: 000000000000a1ca R15: 00007ffc0e659370 [ 41.491987][ T363] [ 41.493878][ T9] CPU: 0 UID: 0 PID: 9 Comm: kworker/0:0 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.493958][ T9] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.493999][ T9] Workqueue: mld mld_ifc_work [ 41.494088][ T9] Call Trace: [ 41.494124][ T9] [ 41.494145][ T9] __dump_stack+0x21/0x30 [ 41.494248][ T9] dump_stack_lvl+0x140/0x1c0 [ 41.494330][ T9] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.494411][ T9] ? ref_tracker_alloc+0x356/0x5b0 [ 41.494482][ T9] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 41.494554][ T9] ? dst_alloc+0x163/0x240 [ 41.494619][ T9] dump_stack+0x19/0x20 [ 41.494699][ T9] should_fail_ex+0x3c2/0x510 [ 41.494748][ T9] should_failslab+0xac/0x100 [ 41.494825][ T9] __kmalloc_cache_noprof+0x41/0x470 [ 41.494870][ T9] ? dst_cow_metrics_generic+0x65/0x2a0 [ 41.494932][ T9] ? dst_init+0x329/0x430 [ 41.494981][ T9] dst_cow_metrics_generic+0x65/0x2a0 [ 41.495051][ T9] icmp6_dst_alloc+0x310/0x4f0 [ 41.495143][ T9] mld_sendpack+0x5ac/0xd10 [ 41.495221][ T9] ? add_grec+0x1400/0x1400 [ 41.495275][ T9] ? add_grec+0xfa8/0x1400 [ 41.495328][ T9] ? __asan_memcpy+0x5a/0x80 [ 41.495353][ T9] ? __cfi_mutex_lock+0x10/0x10 [ 41.495461][ T9] ? __schedule+0x149e/0x20b0 [ 41.495555][ T9] mld_ifc_work+0x7cc/0xc40 [ 41.495614][ T9] process_scheduled_works+0x7f7/0x1060 [ 41.495687][ T9] worker_thread+0xc99/0x13f0 [ 41.495759][ T9] kthread+0x2c7/0x360 [ 41.495823][ T9] ? __cfi_worker_thread+0x10/0x10 [ 41.495892][ T9] ? __cfi_kthread+0x10/0x10 [ 41.495957][ T9] ret_from_fork+0x67/0xa0 [ 41.496040][ T9] ? __cfi_kthread+0x10/0x10 [ 41.496127][ T9] ret_from_fork_asm+0x1a/0x30 [ 41.496191][ T9] [ 41.573905][ T346] FAULT_INJECTION: forcing a failure. [ 41.573905][ T346] name failslab, interval 1, probability 10, space 0, times 75 [ 41.575826][ T45] FAULT_INJECTION: forcing a failure. [ 41.575826][ T45] name failslab, interval 1, probability 10, space 0, times 75 [ 41.580135][ T346] CPU: 0 UID: 0 PID: 346 Comm: kworker/0:4 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.580228][ T346] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.580285][ T346] Workqueue: mld mld_ifc_work [ 41.580349][ T346] Call Trace: [ 41.580368][ T346] [ 41.580394][ T346] __dump_stack+0x21/0x30 [ 41.580470][ T346] dump_stack_lvl+0x140/0x1c0 [ 41.580543][ T346] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.580623][ T346] dump_stack+0x19/0x20 [ 41.580689][ T346] should_fail_ex+0x3c2/0x510 [ 41.580761][ T346] ? __cfi_ip6_dst_gc+0x10/0x10 [ 41.580816][ T346] should_failslab+0xac/0x100 [ 41.580876][ T346] kmem_cache_alloc_noprof+0x42/0x410 [ 41.580928][ T346] ? kasan_save_alloc_info+0x3a/0x50 [ 41.581018][ T346] ? dst_alloc+0x13c/0x240 [ 41.581082][ T346] ? __cfi_ip6_dst_gc+0x10/0x10 [ 41.581156][ T346] dst_alloc+0x13c/0x240 [ 41.581210][ T346] icmp6_dst_alloc+0xef/0x4f0 [ 41.581283][ T346] mld_sendpack+0x5ac/0xd10 [ 41.581346][ T346] ? add_grec+0x1400/0x1400 [ 41.581402][ T346] ? add_grec+0xfa8/0x1400 [ 41.581482][ T346] ? __asan_memcpy+0x5a/0x80 [ 41.581550][ T346] ? __cfi_mutex_lock+0x10/0x10 [ 41.581631][ T346] ? __schedule+0x149e/0x20b0 [ 41.581687][ T346] mld_ifc_work+0x7cc/0xc40 [ 41.581744][ T346] process_scheduled_works+0x7f7/0x1060 [ 41.581798][ T346] worker_thread+0xc99/0x13f0 [ 41.581849][ T346] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 41.581902][ T346] ? __kasan_check_read+0x15/0x20 [ 41.581955][ T346] kthread+0x2c7/0x360 [ 41.582007][ T346] ? __cfi_worker_thread+0x10/0x10 [ 41.582057][ T346] ? __cfi_kthread+0x10/0x10 [ 41.582111][ T346] ret_from_fork+0x67/0xa0 [ 41.582178][ T346] ? __cfi_kthread+0x10/0x10 [ 41.582232][ T346] ret_from_fork_asm+0x1a/0x30 [ 41.582276][ T346] [ 41.582929][ T46] CPU: 0 UID: 0 PID: 46 Comm: kworker/u8:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.582979][ T46] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.583016][ T46] Workqueue: ipv6_addrconf addrconf_dad_work [ 41.583092][ T46] Call Trace: [ 41.583110][ T46] [ 41.583135][ T46] __dump_stack+0x21/0x30 [ 41.583205][ T46] dump_stack_lvl+0x140/0x1c0 [ 41.583268][ T46] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.583325][ T46] ? ref_tracker_alloc+0x356/0x5b0 [ 41.583386][ T46] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 41.583456][ T46] ? dst_alloc+0x163/0x240 [ 41.583548][ T46] dump_stack+0x19/0x20 [ 41.583625][ T46] should_fail_ex+0x3c2/0x510 [ 41.583689][ T46] should_failslab+0xac/0x100 [ 41.583760][ T46] __kmalloc_cache_noprof+0x41/0x470 [ 41.583821][ T46] ? dst_cow_metrics_generic+0x65/0x2a0 [ 41.583891][ T46] ? dst_init+0x329/0x430 [ 41.583952][ T46] dst_cow_metrics_generic+0x65/0x2a0 [ 41.584015][ T46] icmp6_dst_alloc+0x310/0x4f0 [ 41.584104][ T46] ndisc_send_skb+0x2a6/0xca0 [ 41.584165][ T46] ? __kasan_check_write+0x18/0x20 [ 41.584233][ T46] ? __cfi_ndisc_send_skb+0x10/0x10 [ 41.584294][ T46] ? __asan_memcpy+0x5a/0x80 [ 41.584355][ T46] ? ndisc_ns_create+0x6af/0x8d0 [ 41.584415][ T46] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 41.584523][ T46] ndisc_send_ns+0xd8/0x160 [ 41.584590][ T46] ? __cfi_ndisc_send_ns+0x10/0x10 [ 41.584658][ T46] addrconf_dad_work+0xa0e/0x1550 [ 41.584741][ T46] ? __cfi_addrconf_dad_work+0x10/0x10 [ 41.584793][ T46] ? pwq_dec_nr_in_flight+0x943/0xba0 [ 41.584847][ T46] ? kick_pool+0xb9/0x540 [ 41.584902][ T46] process_scheduled_works+0x7f7/0x1060 [ 41.584962][ T46] worker_thread+0xc99/0x13f0 [ 41.585017][ T46] kthread+0x2c7/0x360 [ 41.585069][ T46] ? __cfi_worker_thread+0x10/0x10 [ 41.585129][ T46] ? __cfi_kthread+0x10/0x10 [ 41.585184][ T46] ret_from_fork+0x67/0xa0 [ 41.585260][ T46] ? __cfi_kthread+0x10/0x10 [ 41.585314][ T46] ret_from_fork_asm+0x1a/0x30 [ 41.585383][ T46] [ 41.588028][ T46] FAULT_INJECTION: forcing a failure. [ 41.588028][ T46] name failslab, interval 1, probability 10, space 0, times 64 [ 41.594502][ T45] CPU: 1 UID: 0 PID: 45 Comm: kworker/1:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.594593][ T45] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.594634][ T45] Workqueue: mld mld_ifc_work [ 41.594721][ T45] Call Trace: [ 41.594740][ T45] [ 41.594760][ T45] __dump_stack+0x21/0x30 [ 41.594845][ T45] dump_stack_lvl+0x140/0x1c0 [ 41.594925][ T45] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.594999][ T45] dump_stack+0x19/0x20 [ 41.595064][ T45] should_fail_ex+0x3c2/0x510 [ 41.595130][ T45] ? __cfi_ip6_dst_gc+0x10/0x10 [ 41.595189][ T45] should_failslab+0xac/0x100 [ 41.595253][ T45] kmem_cache_alloc_noprof+0x42/0x410 [ 41.595307][ T45] ? kasan_save_alloc_info+0x3a/0x50 [ 41.595389][ T45] ? dst_alloc+0x13c/0x240 [ 41.595444][ T45] ? __cfi_ip6_dst_gc+0x10/0x10 [ 41.595500][ T45] dst_alloc+0x13c/0x240 [ 41.595555][ T45] icmp6_dst_alloc+0xef/0x4f0 [ 41.595640][ T45] mld_sendpack+0x5ac/0xd10 [ 41.595698][ T45] ? add_grec+0x1400/0x1400 [ 41.595752][ T45] ? add_grec+0xfa8/0x1400 [ 41.595824][ T45] ? __asan_memcpy+0x5a/0x80 [ 41.595890][ T45] ? __cfi_mutex_lock+0x10/0x10 [ 41.595968][ T45] mld_ifc_work+0x7cc/0xc40 [ 41.596023][ T45] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 41.596089][ T45] process_scheduled_works+0x7f7/0x1060 [ 41.596156][ T45] worker_thread+0xc99/0x13f0 [ 41.596222][ T45] kthread+0x2c7/0x360 [ 41.596280][ T45] ? __cfi_worker_thread+0x10/0x10 [ 41.596346][ T45] ? __cfi_kthread+0x10/0x10 [ 41.596399][ T45] ret_from_fork+0x67/0xa0 [ 41.596467][ T45] ? __cfi_kthread+0x10/0x10 [ 41.596520][ T45] ret_from_fork_asm+0x1a/0x30 [ 41.596574][ T45] [ 41.673899][ T311] FAULT_INJECTION: forcing a failure. [ 41.673899][ T311] name failslab, interval 1, probability 10, space 0, times 60 [ 41.678652][ T46] CPU: 0 UID: 0 PID: 46 Comm: kworker/u8:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.678721][ T46] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.678746][ T46] Workqueue: ipv6_addrconf addrconf_dad_work [ 41.678809][ T46] Call Trace: [ 41.678827][ T46] [ 41.678851][ T46] __dump_stack+0x21/0x30 [ 41.678929][ T46] dump_stack_lvl+0x140/0x1c0 [ 41.678992][ T46] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.679062][ T46] dump_stack+0x19/0x20 [ 41.679130][ T46] should_fail_ex+0x3c2/0x510 [ 41.679184][ T46] should_failslab+0xac/0x100 [ 41.679250][ T46] kmem_cache_alloc_node_noprof+0x45/0x420 [ 41.679310][ T46] ? __cfi__raw_spin_lock_irqsave+0x10/0x10 [ 41.679352][ T46] ? __alloc_skb+0x10c/0x360 [ 41.679421][ T46] __alloc_skb+0x10c/0x360 [ 41.679497][ T46] ndisc_ns_create+0x2c0/0x8d0 [ 41.679563][ T46] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 41.679646][ T46] ? __mod_timer+0x881/0xd20 [ 41.679712][ T46] ? __cfi_ndisc_ns_create+0x10/0x10 [ 41.679765][ T46] ndisc_send_ns+0xbb/0x160 [ 41.679811][ T46] ? __cfi_ndisc_send_ns+0x10/0x10 [ 41.679861][ T46] addrconf_dad_work+0xa0e/0x1550 [ 41.679914][ T46] ? __cfi_addrconf_dad_work+0x10/0x10 [ 41.679964][ T46] ? pwq_dec_nr_in_flight+0x943/0xba0 [ 41.680018][ T46] ? kick_pool+0xb9/0x540 [ 41.680071][ T46] process_scheduled_works+0x7f7/0x1060 [ 41.680133][ T46] worker_thread+0xc99/0x13f0 [ 41.680195][ T46] kthread+0x2c7/0x360 [ 41.680247][ T46] ? __cfi_worker_thread+0x10/0x10 [ 41.680295][ T46] ? __cfi_kthread+0x10/0x10 [ 41.680348][ T46] ret_from_fork+0x67/0xa0 [ 41.680417][ T46] ? __cfi_kthread+0x10/0x10 [ 41.680469][ T46] ret_from_fork_asm+0x1a/0x30 [ 41.680516][ T46] [ 41.680608][ T46] FAULT_INJECTION: forcing a failure. [ 41.680608][ T46] name failslab, interval 1, probability 10, space 0, times 59 [ 41.684075][ T382] FAULT_INJECTION: forcing a failure. [ 41.684075][ T382] name failslab, interval 1, probability 10, space 0, times 58 [ 41.688252][ T46] CPU: 0 UID: 0 PID: 46 Comm: kworker/u8:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.688327][ T46] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.688369][ T46] Workqueue: ipv6_addrconf addrconf_dad_work [ 41.688428][ T46] Call Trace: [ 41.688447][ T46] [ 41.688468][ T46] __dump_stack+0x21/0x30 [ 41.688550][ T46] dump_stack_lvl+0x140/0x1c0 [ 41.688627][ T46] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.688692][ T46] ? ref_tracker_alloc+0x356/0x5b0 [ 41.688763][ T46] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 41.688827][ T46] ? dst_alloc+0x163/0x240 [ 41.688884][ T46] dump_stack+0x19/0x20 [ 41.688952][ T46] should_fail_ex+0x3c2/0x510 [ 41.689015][ T46] should_failslab+0xac/0x100 [ 41.689095][ T46] __kmalloc_cache_noprof+0x41/0x470 [ 41.689147][ T46] ? dst_cow_metrics_generic+0x65/0x2a0 [ 41.689206][ T46] ? dst_init+0x329/0x430 [ 41.689258][ T46] dst_cow_metrics_generic+0x65/0x2a0 [ 41.689311][ T46] icmp6_dst_alloc+0x310/0x4f0 [ 41.689381][ T46] ndisc_send_skb+0x2a6/0xca0 [ 41.689451][ T46] ? __kasan_check_write+0x18/0x20 [ 41.689522][ T46] ? __cfi_ndisc_send_skb+0x10/0x10 [ 41.689567][ T46] ? __asan_memcpy+0x5a/0x80 [ 41.689613][ T46] ? ndisc_ns_create+0x6af/0x8d0 [ 41.689658][ T46] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 41.689719][ T46] ndisc_send_ns+0xd8/0x160 [ 41.689786][ T46] ? __cfi_ndisc_send_ns+0x10/0x10 [ 41.689861][ T46] addrconf_dad_work+0xa0e/0x1550 [ 41.689923][ T46] ? __cfi_addrconf_dad_work+0x10/0x10 [ 41.689982][ T46] ? pwq_dec_nr_in_flight+0x943/0xba0 [ 41.690050][ T46] ? kick_pool+0xb9/0x540 [ 41.690122][ T46] process_scheduled_works+0x7f7/0x1060 [ 41.690192][ T46] worker_thread+0xc99/0x13f0 [ 41.690262][ T46] kthread+0x2c7/0x360 [ 41.690330][ T46] ? __cfi_worker_thread+0x10/0x10 [ 41.690392][ T46] ? __cfi_kthread+0x10/0x10 [ 41.690454][ T46] ret_from_fork+0x67/0xa0 [ 41.690542][ T46] ? __cfi_kthread+0x10/0x10 [ 41.690600][ T46] ret_from_fork_asm+0x1a/0x30 [ 41.690661][ T46] [ 41.691026][ T46] FAULT_INJECTION: forcing a failure. [ 41.691026][ T46] name failslab, interval 1, probability 10, space 0, times 57 [ 41.693002][ T382] CPU: 1 UID: 0 PID: 382 Comm: syz.2.24 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.693076][ T382] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.693118][ T382] Call Trace: [ 41.693135][ T382] [ 41.693154][ T382] __dump_stack+0x21/0x30 [ 41.693232][ T382] dump_stack_lvl+0x140/0x1c0 [ 41.693303][ T382] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.693388][ T382] dump_stack+0x19/0x20 [ 41.693447][ T382] should_fail_ex+0x3c2/0x510 [ 41.693542][ T382] should_failslab+0xac/0x100 [ 41.693611][ T382] kmem_cache_alloc_node_noprof+0x45/0x420 [ 41.693681][ T382] ? __alloc_skb+0x10c/0x360 [ 41.693774][ T382] __alloc_skb+0x10c/0x360 [ 41.693855][ T382] tcp_stream_alloc_skb+0x43/0x370 [ 41.693915][ T382] tcp_sendmsg_locked+0xcbc/0x4ac0 [ 41.693996][ T382] ? __cfi_tcp_sendmsg_locked+0x10/0x10 [ 41.694057][ T382] ? __inet_stream_connect+0x6b6/0xf10 [ 41.694152][ T382] ? __cfi_tcp_sendmsg+0x10/0x10 [ 41.694213][ T382] tcp_sendmsg+0x3e/0xd0 [ 41.694287][ T382] ? __cfi_tcp_sendmsg+0x10/0x10 [ 41.694368][ T382] inet_sendmsg+0xb7/0x120 [ 41.694446][ T382] ? __cfi_inet_sendmsg+0x10/0x10 [ 41.694518][ T382] __sys_sendto+0x5ea/0x700 [ 41.694617][ T382] ? _raw_spin_unlock_bh+0x54/0x60 [ 41.694693][ T382] ? __cfi___sys_sendto+0x10/0x10 [ 41.694794][ T382] ? __se_sys_futex+0x13c/0x320 [ 41.694883][ T382] ? __kasan_check_write+0x18/0x20 [ 41.694948][ T382] __x64_sys_sendto+0xe9/0x100 [ 41.695030][ T382] x64_sys_call+0x2c2c/0x2ee0 [ 41.695085][ T382] do_syscall_64+0x57/0xf0 [ 41.695154][ T382] ? clear_bhb_loop+0x50/0xa0 [ 41.695232][ T382] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 41.695309][ T382] RIP: 0033:0x7f294339de99 [ 41.695368][ T382] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 41.695431][ T382] RSP: 002b:00007f29442da028 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 41.695484][ T382] RAX: ffffffffffffffda RBX: 00007f2943625fa0 RCX: 00007f294339de99 [ 41.695522][ T382] RDX: ffffffffffffff94 RSI: 0000200000000000 RDI: 0000000000000003 [ 41.695566][ T382] RBP: 00007f2943433eaf R08: 0000000000000000 R09: 0000000000000000 [ 41.695608][ T382] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 41.695649][ T382] R13: 00007f2943626038 R14: 00007f2943625fa0 R15: 00007ffda8a9bb18 [ 41.695716][ T382] [ 41.698389][ T385] FAULT_INJECTION: forcing a failure. [ 41.698389][ T385] name failslab, interval 1, probability 10, space 0, times 53 [ 41.707420][ T46] CPU: 0 UID: 0 PID: 46 Comm: kworker/u8:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.707489][ T46] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.707525][ T46] Workqueue: ipv6_addrconf addrconf_dad_work [ 41.707576][ T46] Call Trace: [ 41.707593][ T46] [ 41.707611][ T46] __dump_stack+0x21/0x30 [ 41.707681][ T46] dump_stack_lvl+0x140/0x1c0 [ 41.707761][ T46] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.707825][ T46] dump_stack+0x19/0x20 [ 41.707888][ T46] should_fail_ex+0x3c2/0x510 [ 41.707947][ T46] ? __cfi_ip6_dst_gc+0x10/0x10 [ 41.708003][ T46] should_failslab+0xac/0x100 [ 41.708063][ T46] kmem_cache_alloc_noprof+0x42/0x410 [ 41.708117][ T46] ? dst_alloc+0x13c/0x240 [ 41.708169][ T46] ? __cfi_ip6_dst_gc+0x10/0x10 [ 41.708229][ T46] dst_alloc+0x13c/0x240 [ 41.708281][ T46] icmp6_dst_alloc+0xef/0x4f0 [ 41.708351][ T46] ndisc_send_skb+0x2a6/0xca0 [ 41.708398][ T46] ? __kasan_check_write+0x18/0x20 [ 41.708450][ T46] ? __cfi_ndisc_send_skb+0x10/0x10 [ 41.708495][ T46] ? __asan_memcpy+0x5a/0x80 [ 41.708547][ T46] ? ndisc_ns_create+0x6af/0x8d0 [ 41.708587][ T46] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 41.708656][ T46] ndisc_send_ns+0xd8/0x160 [ 41.708713][ T46] ? __cfi_ndisc_send_ns+0x10/0x10 [ 41.708765][ T46] addrconf_dad_work+0xa0e/0x1550 [ 41.708835][ T46] ? __cfi_addrconf_dad_work+0x10/0x10 [ 41.708883][ T46] ? pwq_dec_nr_in_flight+0x943/0xba0 [ 41.708937][ T46] ? kick_pool+0xb9/0x540 [ 41.708997][ T46] process_scheduled_works+0x7f7/0x1060 [ 41.709057][ T46] worker_thread+0xc99/0x13f0 [ 41.709119][ T46] kthread+0x2c7/0x360 [ 41.709171][ T46] ? __cfi_worker_thread+0x10/0x10 [ 41.709223][ T46] ? __cfi_kthread+0x10/0x10 [ 41.709276][ T46] ret_from_fork+0x67/0xa0 [ 41.709346][ T46] ? __cfi_kthread+0x10/0x10 [ 41.709399][ T46] ret_from_fork_asm+0x1a/0x30 [ 41.709451][ T46] [ 41.709521][ T46] FAULT_INJECTION: forcing a failure. [ 41.709521][ T46] name failslab, interval 1, probability 10, space 0, times 52 [ 41.711988][ T385] CPU: 1 UID: 0 PID: 385 Comm: syz.2.24 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.712069][ T385] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.712110][ T385] Call Trace: [ 41.712136][ T385] [ 41.712161][ T385] __dump_stack+0x21/0x30 [ 41.712232][ T385] dump_stack_lvl+0x140/0x1c0 [ 41.712304][ T385] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.712382][ T385] dump_stack+0x19/0x20 [ 41.712445][ T385] should_fail_ex+0x3c2/0x510 [ 41.712504][ T385] should_failslab+0xac/0x100 [ 41.712561][ T385] kmem_cache_alloc_node_noprof+0x45/0x420 [ 41.712623][ T385] ? __alloc_skb+0x10c/0x360 [ 41.712691][ T385] __alloc_skb+0x10c/0x360 [ 41.712760][ T385] skb_segment+0xea1/0x3eb0 [ 41.712830][ T385] ? skb_segment+0x7a1/0x3eb0 [ 41.712894][ T385] tcp_gso_segment+0x40e/0x1960 [ 41.712962][ T385] ? __cfi_tcp_wfree+0x10/0x10 [ 41.713033][ T385] tcp4_gso_segment+0x59b/0x1230 [ 41.713098][ T385] inet_gso_segment+0x579/0x13b0 [ 41.713169][ T385] ? __cfi_inet_gso_segment+0x10/0x10 [ 41.713219][ T385] skb_mac_gso_segment+0x28d/0x510 [ 41.713272][ T385] ? __cfi_skb_mac_gso_segment+0x10/0x10 [ 41.713325][ T385] __skb_gso_segment+0x304/0x4d0 [ 41.713377][ T385] validate_xmit_skb+0x3aa/0xe40 [ 41.713461][ T385] ? validate_xmit_skb_list+0x130/0x130 [ 41.713579][ T385] ? netdev_core_pick_tx+0x1ff/0x370 [ 41.713669][ T385] __dev_queue_xmit+0x1469/0x3780 [ 41.713755][ T385] ? __dev_queue_xmit+0x26c/0x3780 [ 41.713846][ T385] ? __cfi_sched_clock_cpu+0x10/0x10 [ 41.713945][ T385] ? __cfi___dev_queue_xmit+0x10/0x10 [ 41.714027][ T385] ? __kasan_check_read+0x15/0x20 [ 41.714083][ T385] ? selinux_ip_postroute+0x291/0xfe0 [ 41.714172][ T385] ? __cfi_selinux_ip_postroute+0x10/0x10 [ 41.714242][ T385] ? __asan_memcpy+0x5a/0x80 [ 41.714304][ T385] ip_finish_output2+0xb82/0xfb0 [ 41.714373][ T385] ? __cfi_ip_finish_output2+0x10/0x10 [ 41.714441][ T385] ? skb_gso_validate_network_len+0x13b/0x2c0 [ 41.714505][ T385] __ip_finish_output+0x17b/0x3e0 [ 41.714578][ T385] ip_finish_output+0x35/0x360 [ 41.714668][ T385] ? ip_output+0x306/0x330 [ 41.714776][ T385] ip_output+0x1a1/0x330 [ 41.714867][ T385] ? __cfi_ip_output+0x10/0x10 [ 41.714973][ T385] ? __cfi_ip_finish_output+0x10/0x10 [ 41.715056][ T385] ? ipv4_dst_check+0xfc/0x170 [ 41.715115][ T385] ? __cfi_ip_output+0x10/0x10 [ 41.715190][ T385] __ip_queue_xmit+0x134d/0x1f70 [ 41.715281][ T385] ? __kasan_check_read+0x15/0x20 [ 41.715345][ T385] ip_queue_xmit+0x51/0x70 [ 41.715415][ T385] ? __cfi_ip_queue_xmit+0x10/0x10 [ 41.715494][ T385] __tcp_transmit_skb+0x23aa/0x38f0 [ 41.715556][ T385] ? __tcp_send_ack+0x6b0/0x6b0 [ 41.715618][ T385] ? kasan_save_track+0x3e/0x80 [ 41.715672][ T385] ? kasan_save_free_info+0x44/0x50 [ 41.715744][ T385] ? __kasan_slab_free+0x5f/0x80 [ 41.715795][ T385] ? __kasan_check_read+0x15/0x20 [ 41.715842][ T385] ? tcp_small_queue_check+0x213/0x430 [ 41.715903][ T385] tcp_write_xmit+0x1a41/0x6d20 [ 41.715973][ T385] __tcp_push_pending_frames+0x9d/0x300 [ 41.716027][ T385] tcp_rcv_established+0xf0f/0x1d30 [ 41.716094][ T385] ? __cfi_ip_output+0x10/0x10 [ 41.716172][ T385] ? __cfi_tcp_rcv_established+0x10/0x10 [ 41.716267][ T385] ? ipv4_dst_check+0xfc/0x170 [ 41.716320][ T385] tcp_v4_do_rcv+0x49a/0xbb0 [ 41.716390][ T385] ? __cfi_tcp_v4_do_rcv+0x10/0x10 [ 41.716457][ T385] __release_sock+0x195/0x400 [ 41.716511][ T385] release_sock+0x64/0x1f0 [ 41.716589][ T385] sk_wait_data+0x1fe/0x490 [ 41.716648][ T385] ? __cfi_sk_wait_data+0x10/0x10 [ 41.716693][ T385] ? __cfi_woken_wake_function+0x10/0x10 [ 41.716761][ T385] ? tcp_send_ack+0x3f/0x60 [ 41.716831][ T385] ? __tcp_cleanup_rbuf+0x1ea/0x500 [ 41.716883][ T385] ? tcp_cleanup_rbuf+0xb4/0x150 [ 41.716934][ T385] tcp_recvmsg_locked+0xd99/0x3540 [ 41.716996][ T385] ? finish_task_switch+0x139/0x770 [ 41.717026][ T385] ? __sched_text_start+0x10/0x10 [ 41.717053][ T385] ? tcp_recvmsg+0x900/0x900 [ 41.717131][ T385] ? __kasan_check_write+0x18/0x20 [ 41.717189][ T385] ? _raw_spin_lock_bh+0x96/0x130 [ 41.717254][ T385] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 41.717314][ T385] ? preempt_schedule_common+0x2d/0x60 [ 41.717383][ T385] ? preempt_schedule+0xc5/0xe0 [ 41.717444][ T385] ? _raw_spin_unlock_bh+0x54/0x60 [ 41.717503][ T385] ? lock_sock_nested+0x216/0x2a0 [ 41.717557][ T385] ? avc_has_perm_noaudit+0x26b/0x360 [ 41.717626][ T385] ? __cfi_lock_sock_nested+0x10/0x10 [ 41.717686][ T385] ? avc_has_perm_noaudit+0x289/0x360 [ 41.717748][ T385] tcp_recvmsg+0x20d/0x900 [ 41.717800][ T385] ? plist_del+0x3f0/0x410 [ 41.717859][ T385] ? __cfi_tcp_recvmsg+0x10/0x10 [ 41.717912][ T385] ? __cfi_selinux_socket_recvmsg+0x10/0x10 [ 41.717981][ T385] ? __cfi_tcp_recvmsg+0x10/0x10 [ 41.718033][ T385] inet_recvmsg+0x13f/0x4f0 [ 41.718092][ T385] ? __cfi_inet_recvmsg+0x10/0x10 [ 41.718160][ T385] ? bpf_lsm_socket_recvmsg+0xd/0x20 [ 41.718214][ T385] ? security_socket_recvmsg+0x44/0x130 [ 41.718294][ T385] ? __cfi_inet_recvmsg+0x10/0x10 [ 41.718358][ T385] sock_recvmsg+0x15f/0x1e0 [ 41.718423][ T385] __sys_recvfrom+0x282/0x410 [ 41.718509][ T385] ? __cfi___sys_recvfrom+0x10/0x10 [ 41.718624][ T385] ? __se_sys_futex+0x13c/0x320 [ 41.718702][ T385] ? __kasan_check_write+0x18/0x20 [ 41.718754][ T385] __x64_sys_recvfrom+0xe9/0x100 [ 41.718799][ T385] x64_sys_call+0x18cf/0x2ee0 [ 41.718852][ T385] do_syscall_64+0x57/0xf0 [ 41.718907][ T385] ? clear_bhb_loop+0x50/0xa0 [ 41.718965][ T385] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 41.719029][ T385] RIP: 0033:0x7f294339de99 [ 41.719079][ T385] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 41.719119][ T385] RSP: 002b:00007f29442b9028 EFLAGS: 00000246 ORIG_RAX: 000000000000002d [ 41.719177][ T385] RAX: ffffffffffffffda RBX: 00007f2943626090 RCX: 00007f294339de99 [ 41.719214][ T385] RDX: fffffffffffffd0b RSI: 0000200000000080 RDI: 0000000000000003 [ 41.719264][ T385] RBP: 00007f2943433eaf R08: 0000000000000000 R09: fffffffffffffd25 [ 41.719300][ T385] R10: 0000000000000720 R11: 0000000000000246 R12: 0000000000000000 [ 41.719337][ T385] R13: 00007f2943626128 R14: 00007f2943626090 R15: 00007ffda8a9bb18 [ 41.719375][ T385] [ 41.721815][ T311] CPU: 1 UID: 0 PID: 311 Comm: kworker/1:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.721913][ T311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.721972][ T311] Workqueue: usb_hub_wq hub_event [ 41.722060][ T311] Call Trace: [ 41.722072][ T311] [ 41.722087][ T311] __dump_stack+0x21/0x30 [ 41.722169][ T311] dump_stack_lvl+0x140/0x1c0 [ 41.722249][ T311] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.722334][ T311] dump_stack+0x19/0x20 [ 41.722407][ T311] should_fail_ex+0x3c2/0x510 [ 41.722470][ T311] should_failslab+0xac/0x100 [ 41.722535][ T311] __kmalloc_cache_noprof+0x41/0x470 [ 41.722601][ T311] ? usb_control_msg+0x83/0x490 [ 41.722673][ T311] usb_control_msg+0x83/0x490 [ 41.722748][ T311] usb_get_descriptor+0xc7/0x3e0 [ 41.722810][ T311] usb_get_device_descriptor+0x86/0x190 [ 41.722877][ T311] ? hub_port_init+0x18ff/0x2810 [ 41.722947][ T311] hub_port_init+0x1a27/0x2810 [ 41.723026][ T311] hub_event+0x2408/0x4360 [ 41.723107][ T311] ? __cfi_hub_event+0x10/0x10 [ 41.723171][ T311] ? pwq_dec_nr_in_flight+0x943/0xba0 [ 41.723225][ T311] ? _raw_spin_lock_irq+0x93/0x120 [ 41.723314][ T311] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 41.723385][ T311] ? kick_pool+0xb9/0x540 [ 41.723491][ T311] process_scheduled_works+0x7f7/0x1060 [ 41.723580][ T311] worker_thread+0xc99/0x13f0 [ 41.723645][ T311] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 41.723717][ T311] ? __kasan_check_read+0x15/0x20 [ 41.723788][ T311] kthread+0x2c7/0x360 [ 41.723857][ T311] ? __cfi_worker_thread+0x10/0x10 [ 41.723920][ T311] ? __cfi_kthread+0x10/0x10 [ 41.723991][ T311] ret_from_fork+0x67/0xa0 [ 41.724075][ T311] ? __cfi_kthread+0x10/0x10 [ 41.724145][ T311] ret_from_fork_asm+0x1a/0x30 [ 41.724207][ T311] [ 41.725750][ C1] FAULT_INJECTION: forcing a failure. [ 41.725750][ C1] name failslab, interval 1, probability 10, space 0, times 50 [ 41.743804][ T46] CPU: 0 UID: 0 PID: 46 Comm: kworker/u8:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.743891][ T46] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.743934][ T46] Workqueue: ipv6_addrconf addrconf_dad_work [ 41.744006][ T46] Call Trace: [ 41.744026][ T46] [ 41.744048][ T46] __dump_stack+0x21/0x30 [ 41.744160][ T46] dump_stack_lvl+0x140/0x1c0 [ 41.744250][ T46] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.744334][ T46] ? __kasan_slab_free+0x6a/0x80 [ 41.744406][ T46] ? kmem_cache_free+0x1bd/0x4f0 [ 41.744470][ T46] dump_stack+0x19/0x20 [ 41.744550][ T46] should_fail_ex+0x3c2/0x510 [ 41.744634][ T46] should_failslab+0xac/0x100 [ 41.744715][ T46] kmem_cache_alloc_node_noprof+0x45/0x420 [ 41.744766][ T46] ? __cfi__raw_spin_lock_irqsave+0x10/0x10 [ 41.744820][ T46] ? __alloc_skb+0x10c/0x360 [ 41.744887][ T46] __alloc_skb+0x10c/0x360 [ 41.744944][ T46] ndisc_ns_create+0x2c0/0x8d0 [ 41.745012][ T46] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 41.745080][ T46] ? __mod_timer+0x881/0xd20 [ 41.745133][ T46] ? __cfi_ndisc_ns_create+0x10/0x10 [ 41.745192][ T46] ndisc_send_ns+0xbb/0x160 [ 41.745240][ T46] ? __cfi_ndisc_send_ns+0x10/0x10 [ 41.745290][ T46] addrconf_dad_work+0xa0e/0x1550 [ 41.745344][ T46] ? __cfi_addrconf_dad_work+0x10/0x10 [ 41.745402][ T46] ? pwq_dec_nr_in_flight+0x943/0xba0 [ 41.745454][ T46] ? kick_pool+0xb9/0x540 [ 41.745509][ T46] process_scheduled_works+0x7f7/0x1060 [ 41.745574][ T46] worker_thread+0xc99/0x13f0 [ 41.745637][ T46] kthread+0x2c7/0x360 [ 41.745698][ T46] ? __cfi_worker_thread+0x10/0x10 [ 41.745750][ T46] ? __cfi_kthread+0x10/0x10 [ 41.745806][ T46] ret_from_fork+0x67/0xa0 [ 41.745863][ T46] ? __cfi_kthread+0x10/0x10 [ 41.745923][ T46] ret_from_fork_asm+0x1a/0x30 [ 41.745969][ T46] [ 41.746494][ T375] FAULT_INJECTION: forcing a failure. [ 41.746494][ T375] name failslab, interval 1, probability 10, space 0, times 44 [ 41.749576][ C1] CPU: 1 UID: 0 PID: 382 Comm: syz.2.24 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.749652][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.749696][ C1] Call Trace: [ 41.749709][ C1] [ 41.749738][ C1] __dump_stack+0x21/0x30 [ 41.749806][ C1] dump_stack_lvl+0x140/0x1c0 [ 41.749868][ C1] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.749929][ C1] ? process_scheduled_works+0x7f7/0x1060 [ 41.749980][ C1] ? ret_from_fork_asm+0x1a/0x30 [ 41.750025][ C1] dump_stack+0x19/0x20 [ 41.750081][ C1] should_fail_ex+0x3c2/0x510 [ 41.750133][ C1] ? raw_queue_event+0x94/0x3a0 [ 41.750203][ C1] should_failslab+0xac/0x100 [ 41.750262][ C1] __kmalloc_noprof+0x69/0x510 [ 41.750296][ C1] ? __kasan_check_write+0x18/0x20 [ 41.750347][ C1] ? raw_queue_event+0x94/0x3a0 [ 41.750399][ C1] ? _raw_spin_lock_irqsave+0xc1/0x160 [ 41.750452][ C1] ? __cfi__raw_spin_lock_irqsave+0x10/0x10 [ 41.750505][ C1] raw_queue_event+0x94/0x3a0 [ 41.750580][ C1] ? __cfi__raw_spin_lock_irqsave+0x10/0x10 [ 41.750634][ C1] gadget_setup+0x200/0x430 [ 41.750703][ C1] dummy_timer+0x2eee/0x4900 [ 41.750749][ C1] ? __cfi_update_misfit_status+0x10/0x10 [ 41.750815][ C1] ? sched_clock_cpu+0x75/0x400 [ 41.750883][ C1] ? __kasan_check_read+0x15/0x20 [ 41.750928][ C1] ? __cfi_sched_balance_trigger+0x10/0x10 [ 41.750999][ C1] ? run_posix_cpu_timers+0x2d1/0x620 [ 41.751104][ C1] ? __cfi_dummy_timer+0x10/0x10 [ 41.751166][ C1] ? _raw_spin_lock_irq+0x93/0x120 [ 41.751219][ C1] ? timerqueue_del+0xd7/0x130 [ 41.751262][ C1] ? __hrtimer_run_queues+0x2bd/0x8e0 [ 41.751333][ C1] ? __cfi_dummy_timer+0x10/0x10 [ 41.751376][ C1] __hrtimer_run_queues+0x3ae/0x8e0 [ 41.751453][ C1] ? hrtimer_interrupt+0xf30/0xf30 [ 41.751516][ C1] ? read_tsc+0xd/0x20 [ 41.751598][ C1] ? ktime_get_update_offsets_now+0x3c0/0x3e0 [ 41.751657][ C1] hrtimer_run_softirq+0x159/0x560 [ 41.751713][ C1] ? irqtime_account_irq+0x51/0x1c0 [ 41.751781][ C1] handle_softirqs+0x1aa/0x620 [ 41.751841][ C1] __irq_exit_rcu+0x47/0xb0 [ 41.751889][ C1] irq_exit_rcu+0xd/0x30 [ 41.751941][ C1] sysvec_apic_timer_interrupt+0x82/0x90 [ 41.752009][ C1] [ 41.752027][ C1] [ 41.752045][ C1] asm_sysvec_apic_timer_interrupt+0x1f/0x30 [ 41.752106][ C1] RIP: 0010:finish_task_switch+0x141/0x770 [ 41.752178][ C1] Code: 80 3c 2b 00 74 08 4c 89 f7 e8 3b 89 83 00 4d 8b 2e 4d 85 ed 0f 85 d3 00 00 00 4c 89 e7 e8 77 27 49 04 fb 49 8d 9f c8 0b 00 00 <48> 89 d8 48 c1 e8 03 49 bd 00 00 00 00 00 fc ff df 42 0f b6 04 28 [ 41.752223][ C1] RSP: 0018:ffffc90000faf470 EFLAGS: 00000282 [ 41.752269][ C1] RAX: 0000000000000001 RBX: ffff888118251ec8 RCX: dffffc0000000000 [ 41.752308][ C1] RDX: 0000000040000002 RSI: 0000000000000000 RDI: ffff8881f6f4fa40 [ 41.752346][ C1] RBP: ffffc90000faf4b0 R08: ffff888118251307 R09: 1ffff1102304a260 [ 41.752390][ C1] R10: dffffc0000000000 R11: ffffed102304a261 R12: ffff8881f6f4fa40 [ 41.752436][ C1] R13: 0000000000000000 R14: ffff8881f6f50710 R15: ffff888118251300 [ 41.752507][ C1] __schedule+0x149e/0x20b0 [ 41.752593][ C1] ? __sched_text_start+0x10/0x10 [ 41.752657][ C1] ? stack_depot_save_flags+0x38/0x800 [ 41.752723][ C1] ? kasan_save_track+0x4f/0x80 [ 41.752786][ C1] ? kasan_save_track+0x3e/0x80 [ 41.752841][ C1] ? kasan_save_free_info+0x44/0x50 [ 41.752911][ C1] ? kmem_cache_free+0x1bd/0x4f0 [ 41.752964][ C1] ? __alloc_skb+0x249/0x360 [ 41.753017][ C1] ? tcp_stream_alloc_skb+0x43/0x370 [ 41.753072][ C1] ? tcp_sendmsg_locked+0xcbc/0x4ac0 [ 41.753120][ C1] ? tcp_sendmsg+0x3e/0xd0 [ 41.753168][ C1] schedule+0xc5/0x240 [ 41.753233][ C1] schedule_timeout+0xc7/0x3b0 [ 41.753287][ C1] ? __cfi_schedule_timeout+0x10/0x10 [ 41.753349][ C1] ? tcp_release_cb+0x14d/0x4c0 [ 41.753436][ C1] ? __cfi_tcp_release_cb+0x10/0x10 [ 41.753527][ C1] wait_woken+0x67/0x100 [ 41.753600][ C1] sk_stream_wait_memory+0x8f4/0xf80 [ 41.753670][ C1] ? __cfi_sk_stream_wait_memory+0x10/0x10 [ 41.753730][ C1] ? __cfi_woken_wake_function+0x10/0x10 [ 41.753801][ C1] ? tcp_push+0x488/0x670 [ 41.753890][ C1] tcp_sendmsg_locked+0x134c/0x4ac0 [ 41.753971][ C1] ? __cfi_tcp_sendmsg_locked+0x10/0x10 [ 41.754035][ C1] ? __inet_stream_connect+0x6b6/0xf10 [ 41.754106][ C1] ? __cfi_tcp_sendmsg+0x10/0x10 [ 41.754168][ C1] tcp_sendmsg+0x3e/0xd0 [ 41.754238][ C1] ? __cfi_tcp_sendmsg+0x10/0x10 [ 41.754318][ C1] inet_sendmsg+0xb7/0x120 [ 41.754388][ C1] ? __cfi_inet_sendmsg+0x10/0x10 [ 41.754457][ C1] __sys_sendto+0x5ea/0x700 [ 41.754538][ C1] ? _raw_spin_unlock_bh+0x54/0x60 [ 41.754617][ C1] ? __cfi___sys_sendto+0x10/0x10 [ 41.754708][ C1] ? __se_sys_futex+0x13c/0x320 [ 41.754791][ C1] ? __kasan_check_write+0x18/0x20 [ 41.754857][ C1] __x64_sys_sendto+0xe9/0x100 [ 41.754946][ C1] x64_sys_call+0x2c2c/0x2ee0 [ 41.754997][ C1] do_syscall_64+0x57/0xf0 [ 41.755058][ C1] ? clear_bhb_loop+0x50/0xa0 [ 41.755124][ C1] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 41.755194][ C1] RIP: 0033:0x7f294339de99 [ 41.755243][ C1] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 41.755293][ C1] RSP: 002b:00007f29442da028 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 41.755356][ C1] RAX: ffffffffffffffda RBX: 00007f2943625fa0 RCX: 00007f294339de99 [ 41.755405][ C1] RDX: ffffffffffffff94 RSI: 0000200000000000 RDI: 0000000000000003 [ 41.755447][ C1] RBP: 00007f2943433eaf R08: 0000000000000000 R09: 0000000000000000 [ 41.755487][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 41.755521][ C1] R13: 00007f2943626038 R14: 00007f2943625fa0 R15: 00007ffda8a9bb18 [ 41.755588][ C1] [ 41.755629][ C1] raw-gadget.0 gadget.1: failed to queue control event [ 41.759009][ T375] CPU: 0 UID: 0 PID: 375 Comm: syz.3.21 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.759090][ T375] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.759141][ T375] Call Trace: [ 41.759163][ T375] [ 41.759190][ T375] __dump_stack+0x21/0x30 [ 41.759279][ T375] dump_stack_lvl+0x140/0x1c0 [ 41.759360][ T375] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.759443][ T375] ? x64_sys_call+0x2ed2/0x2ee0 [ 41.759503][ T375] dump_stack+0x19/0x20 [ 41.759570][ T375] should_fail_ex+0x3c2/0x510 [ 41.759641][ T375] should_failslab+0xac/0x100 [ 41.759712][ T375] kmem_cache_alloc_noprof+0x42/0x410 [ 41.759775][ T375] ? inc_rlimit_get_ucounts+0x3fb/0x470 [ 41.759834][ T375] ? __sigqueue_alloc+0x15e/0x2b0 [ 41.759929][ T375] __sigqueue_alloc+0x15e/0x2b0 [ 41.759997][ T375] __send_signal_locked+0x19d/0xbc0 [ 41.760051][ T375] do_notify_parent+0x7a6/0x960 [ 41.760129][ T375] ? __cfi_do_notify_parent+0x10/0x10 [ 41.760199][ T375] ? __wake_up+0x169/0x190 [ 41.760252][ T375] do_exit+0x17ab/0x2850 [ 41.760314][ T375] ? preempt_schedule_common+0x2d/0x60 [ 41.760376][ T375] ? __cfi_preempt_schedule+0x10/0x10 [ 41.760437][ T375] ? __cfi_do_exit+0x10/0x10 [ 41.760522][ T375] do_group_exit+0x21f/0x2f0 [ 41.760605][ T375] __x64_sys_exit_group+0x43/0x50 [ 41.760674][ T375] x64_sys_call+0x2ed2/0x2ee0 [ 41.760718][ T375] do_syscall_64+0x57/0xf0 [ 41.760771][ T375] ? clear_bhb_loop+0x50/0xa0 [ 41.760835][ T375] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 41.760917][ T375] RIP: 0033:0x7fad42d9de99 [ 41.760982][ T375] Code: Unable to access opcode bytes at 0x7fad42d9de6f. [ 41.761007][ T375] RSP: 002b:00007fffa9be9378 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 41.761078][ T375] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fad42d9de99 [ 41.761120][ T375] RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000 [ 41.761161][ T375] RBP: 00007fffa9be93dc R08: 0000000000000000 R09: 00000000000927c0 [ 41.761203][ T375] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000001 [ 41.761243][ T375] R13: 00000000000927c0 R14: 000000000000a109 R15: 00007fffa9be9430 [ 41.761293][ T375] [ 41.762343][ T339] FAULT_INJECTION: forcing a failure. [ 41.762343][ T339] name failslab, interval 1, probability 10, space 0, times 42 [ 41.764561][ C1] raw-gadget.0 gadget.1: ignoring, device is not running [ 41.769127][ T339] CPU: 0 UID: 0 PID: 339 Comm: syz-executor Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.769198][ T339] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.769233][ T339] Call Trace: [ 41.769245][ T339] [ 41.769264][ T339] __dump_stack+0x21/0x30 [ 41.769342][ T339] dump_stack_lvl+0x140/0x1c0 [ 41.769405][ T339] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.769492][ T339] ? path_umount+0x34a/0xf60 [ 41.769589][ T339] dump_stack+0x19/0x20 [ 41.769664][ T339] should_fail_ex+0x3c2/0x510 [ 41.769725][ T339] should_failslab+0xac/0x100 [ 41.769785][ T339] kmem_cache_alloc_noprof+0x42/0x410 [ 41.769837][ T339] ? getname_flags+0xcc/0x6b0 [ 41.769892][ T339] getname_flags+0xcc/0x6b0 [ 41.769944][ T339] __x64_sys_unlink+0x3e/0x60 [ 41.770013][ T339] x64_sys_call+0x286c/0x2ee0 [ 41.770059][ T339] do_syscall_64+0x57/0xf0 [ 41.770127][ T339] ? clear_bhb_loop+0x50/0xa0 [ 41.770189][ T339] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 41.770251][ T339] RIP: 0033:0x7fad42d9cf87 [ 41.770292][ T339] Code: 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 57 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 [ 41.770330][ T339] RSP: 002b:00007fffa9be82a8 EFLAGS: 00000206 ORIG_RAX: 0000000000000057 [ 41.770382][ T339] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fad42d9cf87 [ 41.770428][ T339] RDX: 00007fffa9be82d0 RSI: 00007fffa9be8360 RDI: 00007fffa9be8360 [ 41.770468][ T339] RBP: 00007fffa9be8360 R08: 00007fffa9be9360 R09: 00000000ffffffff [ 41.770497][ T339] R10: 0000000000000100 R11: 0000000000000206 R12: 00007fffa9be93f0 [ 41.770532][ T339] R13: 00007fad42e3330a R14: 000000000000a13e R15: 00007fffa9be9430 [ 41.770580][ T339] [ 41.770666][ T286] FAULT_INJECTION: forcing a failure. [ 41.770666][ T286] name failslab, interval 1, probability 10, space 0, times 41 [ 41.773327][ T311] usb 2-1: device descriptor read/all, error -32 [ 41.783798][ T286] CPU: 0 UID: 0 PID: 286 Comm: syz-executor Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.783887][ T286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.783920][ T286] Call Trace: [ 41.783940][ T286] [ 41.783961][ T286] __dump_stack+0x21/0x30 [ 41.784051][ T286] dump_stack_lvl+0x140/0x1c0 [ 41.784141][ T286] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.784222][ T286] ? dequeue_entity+0x88a/0x13b0 [ 41.784301][ T286] dump_stack+0x19/0x20 [ 41.784383][ T286] should_fail_ex+0x3c2/0x510 [ 41.784446][ T286] should_failslab+0xac/0x100 [ 41.784524][ T286] kmem_cache_alloc_node_noprof+0x45/0x420 [ 41.784601][ T286] ? sched_clock+0x44/0x60 [ 41.784690][ T286] ? __alloc_skb+0x10c/0x360 [ 41.784764][ T286] __alloc_skb+0x10c/0x360 [ 41.784827][ T286] ? tcp_current_mss+0x539/0x8b0 [ 41.784883][ T286] tcp_stream_alloc_skb+0x43/0x370 [ 41.784937][ T286] tcp_sendmsg_locked+0xcbc/0x4ac0 [ 41.784995][ T286] ? avc_has_perm_noaudit+0x289/0x360 [ 41.785071][ T286] ? __kasan_check_write+0x18/0x20 [ 41.785132][ T286] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 41.785193][ T286] ? __cfi_tcp_sendmsg_locked+0x10/0x10 [ 41.785246][ T286] ? avc_has_perm+0x155/0x240 [ 41.785303][ T286] ? hrtimer_reprogram+0x336/0x3d0 [ 41.785379][ T286] ? __cfi_tcp_sendmsg+0x10/0x10 [ 41.785433][ T286] tcp_sendmsg+0x3e/0xd0 [ 41.785482][ T286] ? __cfi_tcp_sendmsg+0x10/0x10 [ 41.785535][ T286] inet_sendmsg+0xb7/0x120 [ 41.785596][ T286] ? __cfi_inet_sendmsg+0x10/0x10 [ 41.785661][ T286] sock_write_iter+0x3bf/0x490 [ 41.785720][ T286] ? __cfi_sock_write_iter+0x10/0x10 [ 41.785780][ T286] ? usleep_range_state+0x150/0x150 [ 41.785832][ T286] vfs_write+0x762/0xfd0 [ 41.785885][ T286] ? __cfi_vfs_write+0x10/0x10 [ 41.785953][ T286] ? _copy_from_user+0x87/0xa0 [ 41.786027][ T286] ? __kasan_check_read+0x15/0x20 [ 41.786087][ T286] ksys_write+0x145/0x260 [ 41.786132][ T286] ? __cfi_ksys_write+0x10/0x10 [ 41.786185][ T286] ? __kasan_check_write+0x18/0x20 [ 41.786229][ T286] ? fpregs_restore_userregs+0x11c/0x260 [ 41.786290][ T286] __x64_sys_write+0x7f/0x90 [ 41.786342][ T286] x64_sys_call+0x271c/0x2ee0 [ 41.786392][ T286] do_syscall_64+0x57/0xf0 [ 41.786439][ T286] ? clear_bhb_loop+0x50/0xa0 [ 41.786506][ T286] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 41.786562][ T286] RIP: 0033:0x7f97a4559017 [ 41.786601][ T286] Code: 48 89 fa 4c 89 df e8 a8 56 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 [ 41.786645][ T286] RSP: 002b:00007ffd2e0d0e80 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 41.786697][ T286] RAX: ffffffffffffffda RBX: 0000555557741500 RCX: 00007f97a4559017 [ 41.786739][ T286] RDX: 0000000000000038 RSI: 000055555775a098 RDI: 0000000000000003 [ 41.786768][ T286] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 41.786801][ T286] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000038 [ 41.786834][ T286] R13: 000055555775a098 R14: ffffffffffffffe8 R15: 00007ffd2e0d14b0 [ 41.786874][ T286] [ 41.797469][ T382] FAULT_INJECTION: forcing a failure. [ 41.797469][ T382] name failslab, interval 1, probability 10, space 0, times 32 [ 41.804254][ T45] FAULT_INJECTION: forcing a failure. [ 41.804254][ T45] name failslab, interval 1, probability 10, space 0, times 31 [ 41.811710][ T363] FAULT_INJECTION: forcing a failure. [ 41.811710][ T363] name failslab, interval 1, probability 10, space 0, times 31 [ 41.819443][ T311] FAULT_INJECTION: forcing a failure. [ 41.819443][ T311] name failslab, interval 1, probability 10, space 0, times 31 [ 41.827770][ T363] CPU: 0 UID: 0 PID: 363 Comm: syz-executor Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.827865][ T363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.827911][ T363] Call Trace: [ 41.827931][ T363] [ 41.827953][ T363] __dump_stack+0x21/0x30 [ 41.828045][ T363] dump_stack_lvl+0x140/0x1c0 [ 41.828138][ T363] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.828222][ T363] ? __cfi_vlan_device_event+0x10/0x10 [ 41.828312][ T363] ? pfifo_fast_reset+0x633/0x680 [ 41.828377][ T363] dump_stack+0x19/0x20 [ 41.828459][ T363] should_fail_ex+0x3c2/0x510 [ 41.828531][ T363] should_failslab+0xac/0x100 [ 41.828630][ T363] kmem_cache_alloc_node_noprof+0x45/0x420 [ 41.828707][ T363] ? __alloc_skb+0x10c/0x360 [ 41.828783][ T363] __alloc_skb+0x10c/0x360 [ 41.828865][ T363] rtmsg_ifinfo_build_skb+0x7a/0x270 [ 41.828936][ T363] rtmsg_ifinfo+0x91/0x1a0 [ 41.829000][ T363] dev_close_many+0x27b/0x4f0 [ 41.829063][ T363] ? __cfi_dev_close_many+0x10/0x10 [ 41.829140][ T363] ? __kasan_check_write+0x18/0x20 [ 41.829197][ T363] ? __kasan_check_read+0x15/0x20 [ 41.829248][ T363] unregister_netdevice_many_notify+0x4bd/0x1be0 [ 41.829324][ T363] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 41.829389][ T363] ? _raw_spin_lock_irqsave+0xc1/0x160 [ 41.829448][ T363] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 41.829524][ T363] ? add_timer_global+0x84/0xb0 [ 41.829577][ T363] ? __queue_delayed_work+0x1b0/0x240 [ 41.829646][ T363] ? queue_delayed_work_on+0x16f/0x1f0 [ 41.829702][ T363] ? __kasan_check_read+0x15/0x20 [ 41.829757][ T363] unregister_netdevice_queue+0x302/0x350 [ 41.829823][ T363] ? __cfi_unregister_netdevice_queue+0x10/0x10 [ 41.829891][ T363] ? linkwatch_fire_event+0x212/0x260 [ 41.829994][ T363] __tun_detach+0xc98/0x1450 [ 41.830074][ T363] ? __cfi_tun_chr_close+0x10/0x10 [ 41.830138][ T363] tun_chr_close+0x93/0x150 [ 41.830189][ T363] __fput+0x20b/0xa30 [ 41.830266][ T363] ____fput+0x20/0x30 [ 41.830337][ T363] task_work_run+0x1e8/0x260 [ 41.830415][ T363] ? __cfi_task_work_run+0x10/0x10 [ 41.830489][ T363] ? free_nsproxy+0x223/0x290 [ 41.830577][ T363] do_exit+0xa46/0x2850 [ 41.830658][ T363] ? __cfi_do_exit+0x10/0x10 [ 41.830730][ T363] ? __kasan_check_write+0x18/0x20 [ 41.830783][ T363] ? _raw_spin_lock_irq+0x93/0x120 [ 41.830851][ T363] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 41.830915][ T363] ? __cfi_ksys_write+0x10/0x10 [ 41.830975][ T363] ? zap_other_threads+0x32f/0x370 [ 41.831044][ T363] do_group_exit+0x21f/0x2f0 [ 41.831126][ T363] __x64_sys_exit_group+0x43/0x50 [ 41.831207][ T363] x64_sys_call+0x2ed2/0x2ee0 [ 41.831258][ T363] do_syscall_64+0x57/0xf0 [ 41.831339][ T363] ? clear_bhb_loop+0x50/0xa0 [ 41.831437][ T363] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 41.831509][ T363] RIP: 0033:0x7fc4fdd9de99 [ 41.831559][ T363] Code: Unable to access opcode bytes at 0x7fc4fdd9de6f. [ 41.831577][ T363] RSP: 002b:00007ffc0e6580d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 41.831638][ T363] RAX: ffffffffffffffda RBX: 00007fc4fde33316 RCX: 00007fc4fdd9de99 [ 41.831695][ T363] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 41.831725][ T363] RBP: 000000000000000c R08: 0000000000000000 R09: 00007fc4fde3330a [ 41.831761][ T363] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc0e659330 [ 41.831799][ T363] R13: 00007fc4fde3330a R14: 000000000000a1ca R15: 00007ffc0e659370 [ 41.831846][ T363] [ 41.832632][ T382] CPU: 0 UID: 0 PID: 382 Comm: syz.2.24 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.832725][ T382] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.832770][ T382] Call Trace: [ 41.832802][ T382] [ 41.832828][ T382] __dump_stack+0x21/0x30 [ 41.832913][ T382] dump_stack_lvl+0x140/0x1c0 [ 41.832991][ T382] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.833083][ T382] dump_stack+0x19/0x20 [ 41.833159][ T382] should_fail_ex+0x3c2/0x510 [ 41.833228][ T382] should_failslab+0xac/0x100 [ 41.833296][ T382] kmem_cache_alloc_node_noprof+0x45/0x420 [ 41.833355][ T382] ? __alloc_skb+0x10c/0x360 [ 41.833454][ T382] __alloc_skb+0x10c/0x360 [ 41.833545][ T382] tcp_stream_alloc_skb+0x43/0x370 [ 41.833619][ T382] tcp_sendmsg_locked+0xcbc/0x4ac0 [ 41.833712][ T382] ? __cfi_tcp_sendmsg_locked+0x10/0x10 [ 41.833786][ T382] ? __inet_stream_connect+0x6b6/0xf10 [ 41.833862][ T382] ? __cfi_tcp_sendmsg+0x10/0x10 [ 41.833923][ T382] tcp_sendmsg+0x3e/0xd0 [ 41.833978][ T382] ? __cfi_tcp_sendmsg+0x10/0x10 [ 41.834041][ T382] inet_sendmsg+0xb7/0x120 [ 41.834154][ T382] ? __cfi_inet_sendmsg+0x10/0x10 [ 41.834234][ T382] __sys_sendto+0x5ea/0x700 [ 41.834322][ T382] ? _raw_spin_unlock_bh+0x54/0x60 [ 41.834396][ T382] ? __cfi___sys_sendto+0x10/0x10 [ 41.834497][ T382] ? __se_sys_futex+0x13c/0x320 [ 41.834595][ T382] ? __kasan_check_write+0x18/0x20 [ 41.834667][ T382] __x64_sys_sendto+0xe9/0x100 [ 41.834776][ T382] x64_sys_call+0x2c2c/0x2ee0 [ 41.834830][ T382] do_syscall_64+0x57/0xf0 [ 41.834897][ T382] ? clear_bhb_loop+0x50/0xa0 [ 41.834978][ T382] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 41.835048][ T382] RIP: 0033:0x7f294339de99 [ 41.835110][ T382] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 41.835183][ T382] RSP: 002b:00007f29442da028 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 41.835259][ T382] RAX: ffffffffffffffda RBX: 00007f2943625fa0 RCX: 00007f294339de99 [ 41.835310][ T382] RDX: ffffffffffffff94 RSI: 0000200000000000 RDI: 0000000000000003 [ 41.835355][ T382] RBP: 00007f2943433eaf R08: 0000000000000000 R09: 0000000000000000 [ 41.835414][ T382] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 41.835443][ T382] R13: 00007f2943626038 R14: 00007f2943625fa0 R15: 00007ffda8a9bb18 [ 41.835503][ T382] [ 41.835678][ T363] FAULT_INJECTION: forcing a failure. [ 41.835678][ T363] name failslab, interval 1, probability 10, space 0, times 30 [ 41.843016][ T311] CPU: 1 UID: 0 PID: 311 Comm: kworker/1:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.843065][ T311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.843119][ T311] Workqueue: usb_hub_wq hub_event [ 41.843238][ T311] Call Trace: [ 41.843275][ T311] [ 41.843297][ T311] __dump_stack+0x21/0x30 [ 41.843379][ T311] dump_stack_lvl+0x140/0x1c0 [ 41.843460][ T311] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.843582][ T311] ? kasan_save_track+0x4f/0x80 [ 41.843647][ T311] ? kasan_save_alloc_info+0x3a/0x50 [ 41.843739][ T311] ? __kasan_kmalloc+0x96/0xb0 [ 41.843811][ T311] ? __kmalloc_noprof+0x261/0x510 [ 41.843881][ T311] dump_stack+0x19/0x20 [ 41.843961][ T311] should_fail_ex+0x3c2/0x510 [ 41.844035][ T311] ? raw_queue_event+0x94/0x3a0 [ 41.844120][ T311] should_failslab+0xac/0x100 [ 41.844192][ T311] __kmalloc_noprof+0x69/0x510 [ 41.844253][ T311] ? raw_queue_event+0x94/0x3a0 [ 41.844353][ T311] raw_queue_event+0x94/0x3a0 [ 41.844438][ T311] gadget_suspend+0x4a/0x90 [ 41.844542][ T311] ? __cfi_gadget_suspend+0x10/0x10 [ 41.844690][ T311] set_link_state+0xb7b/0x1240 [ 41.844784][ T311] ? tokenize_frame_descr+0x46/0xc0 [ 41.844844][ T311] dummy_hub_control+0x9cc/0x1480 [ 41.844905][ T311] usb_hcd_submit_urb+0xdfb/0x19d0 [ 41.844996][ T311] usb_submit_urb+0xfa1/0x1610 [ 41.845067][ T311] usb_start_wait_urb+0x127/0x380 [ 41.845136][ T311] ? __kasan_kmalloc+0x96/0xb0 [ 41.845215][ T311] ? usb_api_blocking_completion+0xd0/0xd0 [ 41.845280][ T311] ? __kmalloc_noprof+0x261/0x510 [ 41.845331][ T311] ? usb_alloc_urb+0x9b/0x1f0 [ 41.845386][ T311] usb_control_msg+0x25c/0x490 [ 41.845449][ T311] ? __kasan_slab_free+0x5f/0x80 [ 41.845515][ T311] hub_port_disable+0x2f9/0x6c0 [ 41.845591][ T311] hub_port_init+0x181a/0x2810 [ 41.845677][ T311] hub_event+0x2408/0x4360 [ 41.845767][ T311] ? __cfi_hub_event+0x10/0x10 [ 41.845834][ T311] ? pwq_dec_nr_in_flight+0x943/0xba0 [ 41.845901][ T311] ? _raw_spin_lock_irq+0x93/0x120 [ 41.845982][ T311] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 41.846051][ T311] ? kick_pool+0xb9/0x540 [ 41.846094][ T311] process_scheduled_works+0x7f7/0x1060 [ 41.846156][ T311] worker_thread+0xc99/0x13f0 [ 41.846219][ T311] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 41.846264][ T311] ? __kasan_check_read+0x15/0x20 [ 41.846308][ T311] kthread+0x2c7/0x360 [ 41.846385][ T311] ? __cfi_worker_thread+0x10/0x10 [ 41.846439][ T311] ? __cfi_kthread+0x10/0x10 [ 41.846506][ T311] ret_from_fork+0x67/0xa0 [ 41.846596][ T311] ? __cfi_kthread+0x10/0x10 [ 41.846665][ T311] ret_from_fork_asm+0x1a/0x30 [ 41.846735][ T311] [ 41.846771][ T311] raw-gadget.0 gadget.1: failed to queue suspend event [ 41.851032][ T363] CPU: 0 UID: 0 PID: 363 Comm: syz-executor Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.851132][ T363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.851175][ T363] Call Trace: [ 41.851194][ T363] [ 41.851213][ T363] __dump_stack+0x21/0x30 [ 41.851304][ T363] dump_stack_lvl+0x140/0x1c0 [ 41.851367][ T363] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.851438][ T363] dump_stack+0x19/0x20 [ 41.851500][ T363] should_fail_ex+0x3c2/0x510 [ 41.851554][ T363] should_failslab+0xac/0x100 [ 41.851616][ T363] kmem_cache_alloc_node_noprof+0x45/0x420 [ 41.851664][ T363] ? __kasan_check_write+0x18/0x20 [ 41.851709][ T363] ? __alloc_skb+0x10c/0x360 [ 41.851775][ T363] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 41.851829][ T363] __alloc_skb+0x10c/0x360 [ 41.851896][ T363] inet6_rt_notify+0x351/0x520 [ 41.851945][ T363] ? __cfi_inet6_rt_notify+0x10/0x10 [ 41.851992][ T363] ? call_fib_notifiers+0xa4/0xc0 [ 41.852043][ T363] fib6_del+0xba0/0xf50 [ 41.852116][ T363] ? __cfi_fib6_del+0x10/0x10 [ 41.852189][ T363] ? fib6_ifdown+0x2f1/0x4f0 [ 41.852241][ T363] fib6_clean_node+0x2b9/0x560 [ 41.852323][ T363] ? __cfi_fib6_clean_node+0x10/0x10 [ 41.852394][ T363] ? preempt_schedule_common+0x2d/0x60 [ 41.852471][ T363] ? preempt_schedule+0xc5/0xe0 [ 41.852554][ T363] ? __cfi_preempt_schedule+0x10/0x10 [ 41.852626][ T363] fib6_walk_continue+0x518/0x740 [ 41.852702][ T363] __fib6_clean_all+0x2a2/0x440 [ 41.852777][ T363] ? __cfi_fib6_ifdown+0x10/0x10 [ 41.852831][ T363] ? fib6_clean_all+0x50/0x50 [ 41.852898][ T363] ? __cfi_fib6_clean_node+0x10/0x10 [ 41.852970][ T363] ? __cfi_fib6_ifdown+0x10/0x10 [ 41.853018][ T363] ? __cfi_preempt_schedule+0x10/0x10 [ 41.853097][ T363] ? __cfi_fib6_ifdown+0x10/0x10 [ 41.853145][ T363] fib6_clean_all+0x2e/0x50 [ 41.853211][ T363] rt6_disable_ip+0x124/0x810 [ 41.853268][ T363] ? __queue_work+0xb67/0x1130 [ 41.853322][ T363] ? __cfi_rt6_disable_ip+0x10/0x10 [ 41.853378][ T363] ? __kasan_check_read+0x15/0x20 [ 41.853435][ T363] addrconf_ifdown+0x161/0x1970 [ 41.853539][ T363] ? x64_sys_call+0x2ed2/0x2ee0 [ 41.853612][ T363] ? __try_to_del_timer_sync+0x2e8/0x440 [ 41.853678][ T363] ? addrconf_cleanup+0x150/0x150 [ 41.853748][ T363] ? __kasan_check_write+0x18/0x20 [ 41.853809][ T363] ? mutex_unlock+0x90/0x240 [ 41.853890][ T363] ? __cfi_mutex_unlock+0x10/0x10 [ 41.853970][ T363] ? __cfi_device_cmp+0x10/0x10 [ 41.854032][ T363] ? masq_device_event+0xe0/0xe0 [ 41.854158][ T363] addrconf_notify+0x17a/0xeb0 [ 41.854240][ T363] ? ip6mr_device_event+0x1ed/0x230 [ 41.854301][ T363] ? __cfi_addrconf_notify+0x10/0x10 [ 41.854374][ T363] notifier_call_chain+0x106/0x2b0 [ 41.854436][ T363] raw_notifier_call_chain+0x31/0x40 [ 41.854498][ T363] dev_close_many+0x332/0x4f0 [ 41.854572][ T363] ? __cfi_dev_close_many+0x10/0x10 [ 41.854636][ T363] ? __kasan_check_read+0x15/0x20 [ 41.854708][ T363] unregister_netdevice_many_notify+0x4bd/0x1be0 [ 41.854786][ T363] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 41.854849][ T363] ? _raw_spin_lock_irqsave+0xc1/0x160 [ 41.854917][ T363] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 41.855004][ T363] ? add_timer_global+0x84/0xb0 [ 41.855081][ T363] ? __queue_delayed_work+0x1b0/0x240 [ 41.855153][ T363] ? queue_delayed_work_on+0x16f/0x1f0 [ 41.855230][ T363] ? __kasan_check_read+0x15/0x20 [ 41.855288][ T363] unregister_netdevice_queue+0x302/0x350 [ 41.855367][ T363] ? __cfi_unregister_netdevice_queue+0x10/0x10 [ 41.855441][ T363] ? linkwatch_fire_event+0x212/0x260 [ 41.855535][ T363] __tun_detach+0xc98/0x1450 [ 41.855599][ T363] ? __cfi_tun_chr_close+0x10/0x10 [ 41.855646][ T363] tun_chr_close+0x93/0x150 [ 41.855700][ T363] __fput+0x20b/0xa30 [ 41.855776][ T363] ____fput+0x20/0x30 [ 41.855837][ T363] task_work_run+0x1e8/0x260 [ 41.855898][ T363] ? __cfi_task_work_run+0x10/0x10 [ 41.855975][ T363] ? free_nsproxy+0x223/0x290 [ 41.856040][ T363] do_exit+0xa46/0x2850 [ 41.856113][ T363] ? __cfi_do_exit+0x10/0x10 [ 41.856186][ T363] ? __kasan_check_write+0x18/0x20 [ 41.856239][ T363] ? _raw_spin_lock_irq+0x93/0x120 [ 41.856286][ T363] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 41.856344][ T363] ? __cfi_ksys_write+0x10/0x10 [ 41.856392][ T363] ? zap_other_threads+0x32f/0x370 [ 41.856451][ T363] do_group_exit+0x21f/0x2f0 [ 41.856514][ T363] __x64_sys_exit_group+0x43/0x50 [ 41.856586][ T363] x64_sys_call+0x2ed2/0x2ee0 [ 41.856626][ T363] do_syscall_64+0x57/0xf0 [ 41.856687][ T363] ? clear_bhb_loop+0x50/0xa0 [ 41.856749][ T363] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 41.856813][ T363] RIP: 0033:0x7fc4fdd9de99 [ 41.856857][ T363] Code: Unable to access opcode bytes at 0x7fc4fdd9de6f. [ 41.856895][ T363] RSP: 002b:00007ffc0e6580d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 41.856964][ T363] RAX: ffffffffffffffda RBX: 00007fc4fde33316 RCX: 00007fc4fdd9de99 [ 41.857005][ T363] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 41.857038][ T363] RBP: 000000000000000c R08: 0000000000000000 R09: 00007fc4fde3330a [ 41.857075][ T363] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc0e659330 [ 41.857109][ T363] R13: 00007fc4fde3330a R14: 000000000000a1ca R15: 00007ffc0e659370 [ 41.857152][ T363] [ 41.859445][ C0] FAULT_INJECTION: forcing a failure. [ 41.859445][ C0] name failslab, interval 1, probability 10, space 0, times 26 [ 41.867332][ T45] CPU: 1 UID: 0 PID: 45 Comm: kworker/1:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.867412][ T45] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.867448][ T45] Workqueue: mld mld_ifc_work [ 41.867504][ T45] Call Trace: [ 41.867534][ T45] [ 41.867561][ T45] __dump_stack+0x21/0x30 [ 41.867631][ T45] dump_stack_lvl+0x140/0x1c0 [ 41.867699][ T45] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.867761][ T45] ? ref_tracker_alloc+0x356/0x5b0 [ 41.867827][ T45] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 41.867882][ T45] ? dst_alloc+0x163/0x240 [ 41.867935][ T45] dump_stack+0x19/0x20 [ 41.867996][ T45] should_fail_ex+0x3c2/0x510 [ 41.868057][ T45] should_failslab+0xac/0x100 [ 41.868111][ T45] __kmalloc_cache_noprof+0x41/0x470 [ 41.868163][ T45] ? dst_cow_metrics_generic+0x65/0x2a0 [ 41.868216][ T45] ? dst_init+0x329/0x430 [ 41.868290][ T45] dst_cow_metrics_generic+0x65/0x2a0 [ 41.868368][ T45] icmp6_dst_alloc+0x310/0x4f0 [ 41.868446][ T45] mld_sendpack+0x5ac/0xd10 [ 41.868507][ T45] ? add_grec+0x1400/0x1400 [ 41.868568][ T45] ? add_grec+0xfa8/0x1400 [ 41.868619][ T45] ? __asan_memcpy+0x5a/0x80 [ 41.868670][ T45] ? __cfi_mutex_lock+0x10/0x10 [ 41.868735][ T45] mld_ifc_work+0x7cc/0xc40 [ 41.868785][ T45] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 41.868851][ T45] process_scheduled_works+0x7f7/0x1060 [ 41.868911][ T45] worker_thread+0xc99/0x13f0 [ 41.868965][ T45] kthread+0x2c7/0x360 [ 41.869017][ T45] ? __cfi_worker_thread+0x10/0x10 [ 41.869063][ T45] ? __cfi_kthread+0x10/0x10 [ 41.869115][ T45] ret_from_fork+0x67/0xa0 [ 41.869192][ T45] ? __cfi_kthread+0x10/0x10 [ 41.869242][ T45] ret_from_fork_asm+0x1a/0x30 [ 41.869295][ T45] [ 41.869695][ T45] FAULT_INJECTION: forcing a failure. [ 41.869695][ T45] name failslab, interval 1, probability 10, space 0, times 25 [ 41.874278][ C0] CPU: 0 UID: 0 PID: 382 Comm: syz.2.24 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.874383][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.874422][ C0] Call Trace: [ 41.874450][ C0] [ 41.874479][ C0] __dump_stack+0x21/0x30 [ 41.874562][ C0] dump_stack_lvl+0x140/0x1c0 [ 41.874635][ C0] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.874733][ C0] dump_stack+0x19/0x20 [ 41.874810][ C0] should_fail_ex+0x3c2/0x510 [ 41.874877][ C0] should_failslab+0xac/0x100 [ 41.874938][ C0] kmem_cache_alloc_node_noprof+0x45/0x420 [ 41.874997][ C0] ? __alloc_skb+0x10c/0x360 [ 41.875080][ C0] ? __build_skb_around+0x2a4/0x590 [ 41.875150][ C0] __alloc_skb+0x10c/0x360 [ 41.875237][ C0] ? skb_segment+0x1e02/0x3eb0 [ 41.875301][ C0] skb_segment+0xea1/0x3eb0 [ 41.875368][ C0] ? skb_segment+0x7a1/0x3eb0 [ 41.875433][ C0] tcp_gso_segment+0x40e/0x1960 [ 41.875499][ C0] ? __cfi_tcp_wfree+0x10/0x10 [ 41.875577][ C0] tcp4_gso_segment+0x59b/0x1230 [ 41.875649][ C0] inet_gso_segment+0x579/0x13b0 [ 41.875729][ C0] ? __cfi_inet_gso_segment+0x10/0x10 [ 41.875806][ C0] skb_mac_gso_segment+0x28d/0x510 [ 41.875870][ C0] ? __cfi_skb_mac_gso_segment+0x10/0x10 [ 41.875911][ C0] __skb_gso_segment+0x304/0x4d0 [ 41.875949][ C0] ? __netif_rx+0x30/0x230 [ 41.876016][ C0] validate_xmit_skb+0x3aa/0xe40 [ 41.876084][ C0] ? __kasan_check_read+0x15/0x20 [ 41.876131][ C0] ? validate_xmit_skb_list+0x130/0x130 [ 41.876198][ C0] ? netdev_core_pick_tx+0x1ff/0x370 [ 41.876260][ C0] __dev_queue_xmit+0x1469/0x3780 [ 41.876323][ C0] ? __dev_queue_xmit+0x26c/0x3780 [ 41.876391][ C0] ? get_stack_info+0x3e/0x100 [ 41.876436][ C0] ? __cfi___dev_queue_xmit+0x10/0x10 [ 41.876498][ C0] ? get_stack_info_noinstr+0x1d/0x130 [ 41.876558][ C0] ? get_stack_info_noinstr+0x1d/0x130 [ 41.876629][ C0] ? __kasan_check_read+0x15/0x20 [ 41.876673][ C0] ? selinux_ip_postroute+0x291/0xfe0 [ 41.876743][ C0] ? __cfi_selinux_ip_postroute+0x10/0x10 [ 41.876793][ C0] ? __asan_memcpy+0x5a/0x80 [ 41.876846][ C0] ip_finish_output2+0xb82/0xfb0 [ 41.876901][ C0] ? __cfi_ip_finish_output2+0x10/0x10 [ 41.876944][ C0] ? skb_gso_validate_network_len+0x13b/0x2c0 [ 41.877000][ C0] __ip_finish_output+0x17b/0x3e0 [ 41.877055][ C0] ip_finish_output+0x35/0x360 [ 41.877137][ C0] ? ip_output+0x306/0x330 [ 41.877280][ C0] ip_output+0x1a1/0x330 [ 41.877367][ C0] ? __cfi_ip_output+0x10/0x10 [ 41.877446][ C0] ? kasan_save_track+0x4f/0x80 [ 41.877513][ C0] ? __cfi_ip_finish_output+0x10/0x10 [ 41.877589][ C0] ? ipv4_dst_check+0xfc/0x170 [ 41.877649][ C0] ? __cfi_ip_output+0x10/0x10 [ 41.877737][ C0] __ip_queue_xmit+0x134d/0x1f70 [ 41.877811][ C0] ? __kasan_check_read+0x15/0x20 [ 41.877884][ C0] ip_queue_xmit+0x51/0x70 [ 41.877987][ C0] ? __cfi_ip_queue_xmit+0x10/0x10 [ 41.878071][ C0] __tcp_transmit_skb+0x23aa/0x38f0 [ 41.878135][ C0] ? __tcp_send_ack+0x6b0/0x6b0 [ 41.878191][ C0] ? __kfree_skb+0x18f/0x210 [ 41.878273][ C0] ? __kasan_check_read+0x15/0x20 [ 41.878317][ C0] ? tcp_small_queue_check+0x213/0x430 [ 41.878369][ C0] tcp_write_xmit+0x1a41/0x6d20 [ 41.878440][ C0] __tcp_push_pending_frames+0x9d/0x300 [ 41.878491][ C0] tcp_rcv_established+0xe23/0x1d30 [ 41.878556][ C0] ? bpf_lsm_socket_sock_rcv_skb+0xd/0x20 [ 41.878601][ C0] ? security_sock_rcv_skb+0x39/0xf0 [ 41.878680][ C0] ? sk_filter_trim_cap+0x469/0x7d0 [ 41.878749][ C0] ? __cfi_tcp_rcv_established+0x10/0x10 [ 41.878817][ C0] ? ipv4_dst_check+0xfc/0x170 [ 41.878862][ C0] tcp_v4_do_rcv+0x49a/0xbb0 [ 41.878922][ C0] tcp_v4_rcv+0x285b/0x3390 [ 41.878985][ C0] ? tcp_v4_rcv+0xd51/0x3390 [ 41.879057][ C0] ? __cfi_tcp_v4_rcv+0x10/0x10 [ 41.879121][ C0] ? __cfi_ipt_do_table+0x10/0x10 [ 41.879180][ C0] ? nf_nat_ipv4_local_in+0x224/0x750 [ 41.879240][ C0] ? __cfi_tcp_v4_rcv+0x10/0x10 [ 41.879301][ C0] ip_protocol_deliver_rcu+0x1c6/0x390 [ 41.879363][ C0] ip_local_deliver_finish+0x272/0x470 [ 41.879426][ C0] ip_local_deliver+0x1e0/0x360 [ 41.879487][ C0] ? __cfi_ip_local_deliver+0x10/0x10 [ 41.879550][ C0] ? __cfi_ip_local_deliver_finish+0x10/0x10 [ 41.879607][ C0] ? ip_rcv_finish_core+0xae1/0x1460 [ 41.879669][ C0] ? __cfi_ip_local_deliver+0x10/0x10 [ 41.879731][ C0] ip_rcv+0x1bf/0x2e0 [ 41.879792][ C0] ? __cfi_update_misfit_status+0x10/0x10 [ 41.879855][ C0] ? __cfi_ip_rcv+0x10/0x10 [ 41.879921][ C0] ? __cfi_ip_rcv_finish+0x10/0x10 [ 41.880011][ C0] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 41.880066][ C0] ? __kasan_check_read+0x15/0x20 [ 41.880126][ C0] ? sched_balance_trigger+0x21d/0x950 [ 41.880198][ C0] ? __cfi_ip_rcv+0x10/0x10 [ 41.880252][ C0] process_backlog+0x52f/0xaf0 [ 41.880328][ C0] __napi_poll+0xcd/0x600 [ 41.880392][ C0] net_rx_action+0x5dc/0xd70 [ 41.880470][ C0] ? __cfi_net_rx_action+0x10/0x10 [ 41.880533][ C0] ? sched_clock+0x44/0x60 [ 41.880591][ C0] ? __cfi_sched_clock_cpu+0x10/0x10 [ 41.880653][ C0] ? sched_clock+0x44/0x60 [ 41.880714][ C0] ? irqtime_account_irq+0x51/0x1c0 [ 41.880781][ C0] handle_softirqs+0x1aa/0x620 [ 41.880835][ C0] __do_softirq+0xf/0x16 [ 41.880889][ C0] do_softirq+0xb8/0x110 [ 41.880933][ C0] [ 41.880950][ C0] [ 41.880968][ C0] ? __cfi_do_softirq+0x10/0x10 [ 41.881013][ C0] ? autoremove_wake_function+0x3b/0x110 [ 41.881065][ C0] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 41.881124][ C0] ? __wake_up+0x169/0x190 [ 41.881169][ C0] __local_bh_enable_ip+0x74/0x80 [ 41.881209][ C0] _raw_spin_unlock_bh+0x54/0x60 [ 41.881266][ C0] release_sock+0x171/0x1f0 [ 41.881338][ C0] sk_stream_wait_memory+0x730/0xf80 [ 41.881415][ C0] ? __cfi_sk_stream_wait_memory+0x10/0x10 [ 41.881466][ C0] ? __cfi_woken_wake_function+0x10/0x10 [ 41.881514][ C0] ? tcp_push+0x488/0x670 [ 41.881583][ C0] tcp_sendmsg_locked+0x134c/0x4ac0 [ 41.881651][ C0] ? __cfi_tcp_sendmsg_locked+0x10/0x10 [ 41.881701][ C0] ? __inet_stream_connect+0x6b6/0xf10 [ 41.881755][ C0] ? __cfi_tcp_sendmsg+0x10/0x10 [ 41.881799][ C0] tcp_sendmsg+0x3e/0xd0 [ 41.881842][ C0] ? __cfi_tcp_sendmsg+0x10/0x10 [ 41.881886][ C0] inet_sendmsg+0xb7/0x120 [ 41.881938][ C0] ? __cfi_inet_sendmsg+0x10/0x10 [ 41.881990][ C0] __sys_sendto+0x5ea/0x700 [ 41.882066][ C0] ? _raw_spin_unlock_bh+0x54/0x60 [ 41.882119][ C0] ? __cfi___sys_sendto+0x10/0x10 [ 41.882189][ C0] ? __se_sys_futex+0x13c/0x320 [ 41.882258][ C0] ? __kasan_check_write+0x18/0x20 [ 41.882309][ C0] __x64_sys_sendto+0xe9/0x100 [ 41.882379][ C0] x64_sys_call+0x2c2c/0x2ee0 [ 41.882422][ C0] do_syscall_64+0x57/0xf0 [ 41.882474][ C0] ? clear_bhb_loop+0x50/0xa0 [ 41.882536][ C0] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 41.882595][ C0] RIP: 0033:0x7f294339de99 [ 41.882637][ C0] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 41.882675][ C0] RSP: 002b:00007f29442da028 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 41.882742][ C0] RAX: ffffffffffffffda RBX: 00007f2943625fa0 RCX: 00007f294339de99 [ 41.882788][ C0] RDX: ffffffffffffff94 RSI: 0000200000000000 RDI: 0000000000000003 [ 41.882818][ C0] RBP: 00007f2943433eaf R08: 0000000000000000 R09: 0000000000000000 [ 41.882861][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 41.882889][ C0] R13: 00007f2943626038 R14: 00007f2943625fa0 R15: 00007ffda8a9bb18 [ 41.882933][ C0] [ 41.884729][ T9] FAULT_INJECTION: forcing a failure. [ 41.884729][ T9] name failslab, interval 1, probability 10, space 0, times 23 [ 41.885708][ T45] CPU: 1 UID: 0 PID: 45 Comm: kworker/1:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.885788][ T45] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.885823][ T45] Workqueue: mld mld_ifc_work [ 41.885883][ T45] Call Trace: [ 41.885894][ T45] [ 41.885912][ T45] __dump_stack+0x21/0x30 [ 41.885982][ T45] dump_stack_lvl+0x140/0x1c0 [ 41.886050][ T45] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.886108][ T45] ? ref_tracker_alloc+0x356/0x5b0 [ 41.886168][ T45] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 41.886222][ T45] ? dst_alloc+0x163/0x240 [ 41.886273][ T45] dump_stack+0x19/0x20 [ 41.886335][ T45] should_fail_ex+0x3c2/0x510 [ 41.886389][ T45] should_failslab+0xac/0x100 [ 41.886449][ T45] __kmalloc_cache_noprof+0x41/0x470 [ 41.886501][ T45] ? dst_cow_metrics_generic+0x65/0x2a0 [ 41.886562][ T45] ? dst_init+0x329/0x430 [ 41.886609][ T45] dst_cow_metrics_generic+0x65/0x2a0 [ 41.886661][ T45] icmp6_dst_alloc+0x310/0x4f0 [ 41.886736][ T45] mld_sendpack+0x5ac/0xd10 [ 41.886789][ T45] ? add_grec+0x1400/0x1400 [ 41.886839][ T45] ? add_grec+0xfa8/0x1400 [ 41.886886][ T45] ? __asan_memcpy+0x5a/0x80 [ 41.886938][ T45] ? __cfi_mutex_lock+0x10/0x10 [ 41.887000][ T45] mld_ifc_work+0x7cc/0xc40 [ 41.887053][ T45] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 41.887130][ T45] process_scheduled_works+0x7f7/0x1060 [ 41.887190][ T45] worker_thread+0xc99/0x13f0 [ 41.887250][ T45] kthread+0x2c7/0x360 [ 41.887312][ T45] ? __cfi_worker_thread+0x10/0x10 [ 41.887366][ T45] ? __cfi_kthread+0x10/0x10 [ 41.887420][ T45] ret_from_fork+0x67/0xa0 [ 41.887490][ T45] ? __cfi_kthread+0x10/0x10 [ 41.887544][ T45] ret_from_fork_asm+0x1a/0x30 [ 41.887605][ T45] [ 41.887972][ T311] FAULT_INJECTION: forcing a failure. [ 41.887972][ T311] name failslab, interval 1, probability 10, space 0, times 22 [ 41.903407][ T9] CPU: 0 UID: 0 PID: 9 Comm: kworker/0:0 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.903556][ T9] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.903598][ T9] Workqueue: mld mld_ifc_work [ 41.903661][ T9] Call Trace: [ 41.903681][ T9] [ 41.903703][ T9] __dump_stack+0x21/0x30 [ 41.903795][ T9] dump_stack_lvl+0x140/0x1c0 [ 41.903867][ T9] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.903948][ T9] ? tg_unthrottle_up+0x9b0/0x9b0 [ 41.904027][ T9] ? stack_depot_save_flags+0x38/0x800 [ 41.904108][ T9] dump_stack+0x19/0x20 [ 41.904189][ T9] should_fail_ex+0x3c2/0x510 [ 41.904261][ T9] should_failslab+0xac/0x100 [ 41.904332][ T9] kmem_cache_alloc_node_noprof+0x45/0x420 [ 41.904395][ T9] ? __cfi___update_load_avg_cfs_rq+0x10/0x10 [ 41.904479][ T9] ? __alloc_skb+0x10c/0x360 [ 41.904554][ T9] __alloc_skb+0x10c/0x360 [ 41.904641][ T9] mld_newpack+0x162/0xa10 [ 41.904708][ T9] ? __switch_to+0xc6b/0x1320 [ 41.904812][ T9] ? mld_sendpack+0xd10/0xd10 [ 41.904875][ T9] ? __cfi___switch_to+0x10/0x10 [ 41.904944][ T9] ? kthread_data+0x54/0xc0 [ 41.904989][ T9] add_grec+0xf20/0x1400 [ 41.905040][ T9] ? __kasan_check_write+0x18/0x20 [ 41.905099][ T9] ? mutex_lock+0x97/0x1d0 [ 41.905155][ T9] ? __cfi_mutex_lock+0x10/0x10 [ 41.905229][ T9] ? __schedule+0x149e/0x20b0 [ 41.905289][ T9] mld_ifc_work+0x71d/0xc40 [ 41.905342][ T9] process_scheduled_works+0x7f7/0x1060 [ 41.905399][ T9] worker_thread+0xc99/0x13f0 [ 41.905459][ T9] kthread+0x2c7/0x360 [ 41.905512][ T9] ? __cfi_worker_thread+0x10/0x10 [ 41.905574][ T9] ? __cfi_kthread+0x10/0x10 [ 41.905637][ T9] ret_from_fork+0x67/0xa0 [ 41.905711][ T9] ? __cfi_kthread+0x10/0x10 [ 41.905761][ T9] ret_from_fork_asm+0x1a/0x30 [ 41.905810][ T9] [ 41.906252][ T382] FAULT_INJECTION: forcing a failure. [ 41.906252][ T382] name failslab, interval 1, probability 10, space 0, times 21 [ 41.910945][ T311] CPU: 1 UID: 0 PID: 311 Comm: kworker/1:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.911028][ T311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.911081][ T311] Workqueue: usb_hub_wq hub_event [ 41.911171][ T311] Call Trace: [ 41.911189][ T311] [ 41.911207][ T311] __dump_stack+0x21/0x30 [ 41.911279][ T311] dump_stack_lvl+0x140/0x1c0 [ 41.911353][ T311] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.911432][ T311] dump_stack+0x19/0x20 [ 41.911501][ T311] should_fail_ex+0x3c2/0x510 [ 41.911564][ T311] should_failslab+0xac/0x100 [ 41.911631][ T311] __kmalloc_node_track_caller_noprof+0x65/0x4f0 [ 41.911685][ T311] ? kvasprintf_const+0xf6/0x250 [ 41.911737][ T311] kvasprintf+0xf1/0x260 [ 41.911786][ T311] ? pointer+0xe10/0xe10 [ 41.911833][ T311] ? __cfi_kvasprintf+0x10/0x10 [ 41.911892][ T311] kvasprintf_const+0xf6/0x250 [ 41.911941][ T311] kobject_set_name_vargs+0x65/0x120 [ 41.911997][ T311] dev_set_name+0xe3/0x140 [ 41.912056][ T311] ? __cfi_dev_set_name+0x10/0x10 [ 41.912112][ T311] ? pm_runtime_init+0x281/0x370 [ 41.912181][ T311] ? swiotlb_dev_init+0x1f/0x100 [ 41.912258][ T311] ? usb_enable_endpoint+0x110/0x1c0 [ 41.912322][ T311] usb_alloc_dev+0x4f5/0xf50 [ 41.912378][ T311] hub_event+0x202c/0x4360 [ 41.912498][ T311] ? __cfi_hub_event+0x10/0x10 [ 41.912568][ T311] ? pwq_dec_nr_in_flight+0x943/0xba0 [ 41.912619][ T311] ? _raw_spin_lock_irq+0x93/0x120 [ 41.912673][ T311] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 41.912733][ T311] ? kick_pool+0xb9/0x540 [ 41.912793][ T311] process_scheduled_works+0x7f7/0x1060 [ 41.912856][ T311] worker_thread+0xc99/0x13f0 [ 41.912910][ T311] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 41.912957][ T311] ? __kasan_check_read+0x15/0x20 [ 41.913010][ T311] kthread+0x2c7/0x360 [ 41.913053][ T311] ? __cfi_worker_thread+0x10/0x10 [ 41.913112][ T311] ? __cfi_kthread+0x10/0x10 [ 41.913168][ T311] ret_from_fork+0x67/0xa0 [ 41.913244][ T311] ? __cfi_kthread+0x10/0x10 [ 41.913304][ T311] ret_from_fork_asm+0x1a/0x30 [ 41.913368][ T311] [ 41.913558][ T311] FAULT_INJECTION: forcing a failure. [ 41.913558][ T311] name failslab, interval 1, probability 10, space 0, times 20 [ 41.916315][ T9] FAULT_INJECTION: forcing a failure. [ 41.916315][ T9] name failslab, interval 1, probability 10, space 0, times 19 [ 41.920311][ T311] CPU: 1 UID: 0 PID: 311 Comm: kworker/1:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.920394][ T311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.920444][ T311] Workqueue: usb_hub_wq hub_event [ 41.920527][ T311] Call Trace: [ 41.920555][ T311] [ 41.920581][ T311] __dump_stack+0x21/0x30 [ 41.920657][ T311] dump_stack_lvl+0x140/0x1c0 [ 41.920739][ T311] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.920822][ T311] ? stack_depot_save_flags+0x38/0x800 [ 41.920890][ T311] dump_stack+0x19/0x20 [ 41.920953][ T311] should_fail_ex+0x3c2/0x510 [ 41.921007][ T311] ? usb_hcd_submit_urb+0x7d5/0x19d0 [ 41.921087][ T311] should_failslab+0xac/0x100 [ 41.921149][ T311] __kmalloc_noprof+0x69/0x510 [ 41.921202][ T311] ? usb_hcd_submit_urb+0x7d5/0x19d0 [ 41.921274][ T311] ? _raw_spin_unlock+0x45/0x60 [ 41.921322][ T311] ? usb_hcd_link_urb_to_ep+0x284/0x360 [ 41.921379][ T311] usb_hcd_submit_urb+0x7d5/0x19d0 [ 41.921460][ T311] usb_submit_urb+0xfa1/0x1610 [ 41.921524][ T311] usb_start_wait_urb+0x127/0x380 [ 41.921579][ T311] ? kasan_save_alloc_info+0x3a/0x50 [ 41.921656][ T311] ? usb_api_blocking_completion+0xd0/0xd0 [ 41.921718][ T311] ? usb_alloc_urb+0x5f/0x1f0 [ 41.921783][ T311] ? __kasan_check_write+0x18/0x20 [ 41.921851][ T311] ? usb_alloc_urb+0x9b/0x1f0 [ 41.921904][ T311] usb_control_msg+0x25c/0x490 [ 41.921958][ T311] ? __cfi_down_read+0x10/0x10 [ 41.922035][ T311] hub_port_reset+0x30e/0x1690 [ 41.922104][ T311] hub_port_init+0x285/0x2810 [ 41.922172][ T311] ? preempt_schedule+0xc5/0xe0 [ 41.922228][ T311] ? __cfi_preempt_schedule+0x10/0x10 [ 41.922296][ T311] ? mutex_unlock+0x90/0x240 [ 41.922395][ T311] hub_event+0x2408/0x4360 [ 41.922488][ T311] ? __cfi_hub_event+0x10/0x10 [ 41.922565][ T311] ? pwq_dec_nr_in_flight+0x943/0xba0 [ 41.922621][ T311] ? _raw_spin_lock_irq+0x93/0x120 [ 41.922686][ T311] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 41.922745][ T311] ? kick_pool+0xb9/0x540 [ 41.922805][ T311] process_scheduled_works+0x7f7/0x1060 [ 41.922869][ T311] worker_thread+0xc99/0x13f0 [ 41.922918][ T311] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 41.922981][ T311] ? __kasan_check_read+0x15/0x20 [ 41.923033][ T311] kthread+0x2c7/0x360 [ 41.923087][ T311] ? __cfi_worker_thread+0x10/0x10 [ 41.923128][ T311] ? __cfi_kthread+0x10/0x10 [ 41.923209][ T311] ret_from_fork+0x67/0xa0 [ 41.923295][ T311] ? __cfi_kthread+0x10/0x10 [ 41.923357][ T311] ret_from_fork_asm+0x1a/0x30 [ 41.923410][ T311] [ 41.923590][ T311] usb usb2-port1: cannot reset (err = -12) [ 41.925002][ T9] CPU: 0 UID: 0 PID: 9 Comm: kworker/0:0 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.925035][ T9] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.925099][ T9] Workqueue: mld mld_ifc_work [ 41.925177][ T9] Call Trace: [ 41.925214][ T9] [ 41.925241][ T9] __dump_stack+0x21/0x30 [ 41.925331][ T9] dump_stack_lvl+0x140/0x1c0 [ 41.925412][ T9] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.925496][ T9] ? tg_unthrottle_up+0x9b0/0x9b0 [ 41.925583][ T9] ? stack_depot_save_flags+0x38/0x800 [ 41.925656][ T9] dump_stack+0x19/0x20 [ 41.925730][ T9] should_fail_ex+0x3c2/0x510 [ 41.925799][ T9] should_failslab+0xac/0x100 [ 41.925869][ T9] kmem_cache_alloc_node_noprof+0x45/0x420 [ 41.925938][ T9] ? __cfi___update_load_avg_cfs_rq+0x10/0x10 [ 41.926020][ T9] ? __alloc_skb+0x10c/0x360 [ 41.926100][ T9] __alloc_skb+0x10c/0x360 [ 41.926183][ T9] mld_newpack+0x162/0xa10 [ 41.926247][ T9] ? __switch_to+0xc6b/0x1320 [ 41.926337][ T9] ? mld_sendpack+0xd10/0xd10 [ 41.926399][ T9] ? __cfi___switch_to+0x10/0x10 [ 41.926489][ T9] ? kthread_data+0x54/0xc0 [ 41.926562][ T9] add_grec+0xf20/0x1400 [ 41.926651][ T9] ? __kasan_check_write+0x18/0x20 [ 41.926712][ T9] ? mutex_lock+0x97/0x1d0 [ 41.926790][ T9] ? __cfi_mutex_lock+0x10/0x10 [ 41.926871][ T9] mld_ifc_work+0x71d/0xc40 [ 41.926932][ T9] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 41.927003][ T9] process_scheduled_works+0x7f7/0x1060 [ 41.927086][ T9] worker_thread+0xc99/0x13f0 [ 41.927158][ T9] kthread+0x2c7/0x360 [ 41.927228][ T9] ? __cfi_worker_thread+0x10/0x10 [ 41.927291][ T9] ? __cfi_kthread+0x10/0x10 [ 41.927376][ T9] ret_from_fork+0x67/0xa0 [ 41.927445][ T9] ? __cfi_kthread+0x10/0x10 [ 41.927498][ T9] ret_from_fork_asm+0x1a/0x30 [ 41.927544][ T9] [ 41.927716][ T382] CPU: 0 UID: 0 PID: 382 Comm: syz.2.24 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.927795][ T382] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.927830][ T382] Call Trace: [ 41.927849][ T382] [ 41.927869][ T382] __dump_stack+0x21/0x30 [ 41.927966][ T382] dump_stack_lvl+0x140/0x1c0 [ 41.928068][ T382] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.928149][ T382] dump_stack+0x19/0x20 [ 41.928217][ T382] should_fail_ex+0x3c2/0x510 [ 41.928281][ T382] should_failslab+0xac/0x100 [ 41.928347][ T382] kmem_cache_alloc_node_noprof+0x45/0x420 [ 41.928422][ T382] ? __alloc_skb+0x10c/0x360 [ 41.928494][ T382] __alloc_skb+0x10c/0x360 [ 41.928600][ T382] tcp_stream_alloc_skb+0x43/0x370 [ 41.928664][ T382] tcp_sendmsg_locked+0xcbc/0x4ac0 [ 41.928747][ T382] ? __cfi_tcp_sendmsg_locked+0x10/0x10 [ 41.928818][ T382] ? __inet_stream_connect+0x6b6/0xf10 [ 41.928899][ T382] ? __cfi_tcp_sendmsg+0x10/0x10 [ 41.928959][ T382] tcp_sendmsg+0x3e/0xd0 [ 41.929019][ T382] ? __cfi_tcp_sendmsg+0x10/0x10 [ 41.929082][ T382] inet_sendmsg+0xb7/0x120 [ 41.929152][ T382] ? __cfi_inet_sendmsg+0x10/0x10 [ 41.929224][ T382] __sys_sendto+0x5ea/0x700 [ 41.929330][ T382] ? _raw_spin_unlock_bh+0x54/0x60 [ 41.929401][ T382] ? __cfi___sys_sendto+0x10/0x10 [ 41.929495][ T382] ? __se_sys_futex+0x13c/0x320 [ 41.929584][ T382] ? __kasan_check_write+0x18/0x20 [ 41.929647][ T382] __x64_sys_sendto+0xe9/0x100 [ 41.929738][ T382] x64_sys_call+0x2c2c/0x2ee0 [ 41.929833][ T382] do_syscall_64+0x57/0xf0 [ 41.929902][ T382] ? clear_bhb_loop+0x50/0xa0 [ 41.929976][ T382] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 41.930053][ T382] RIP: 0033:0x7f294339de99 [ 41.930096][ T382] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 41.930140][ T382] RSP: 002b:00007f29442da028 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 41.930194][ T382] RAX: ffffffffffffffda RBX: 00007f2943625fa0 RCX: 00007f294339de99 [ 41.930236][ T382] RDX: ffffffffffffff94 RSI: 0000200000000000 RDI: 0000000000000003 [ 41.930272][ T382] RBP: 00007f2943433eaf R08: 0000000000000000 R09: 0000000000000000 [ 41.930307][ T382] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 41.930341][ T382] R13: 00007f2943626038 R14: 00007f2943625fa0 R15: 00007ffda8a9bb18 [ 41.930387][ T382] [ 41.932573][ T382] FAULT_INJECTION: forcing a failure. [ 41.932573][ T382] name failslab, interval 1, probability 10, space 0, times 16 [ 41.936828][ T311] FAULT_INJECTION: forcing a failure. [ 41.936828][ T311] name failslab, interval 1, probability 10, space 0, times 15 [ 41.940421][ T382] CPU: 0 UID: 0 PID: 382 Comm: syz.2.24 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.940498][ T382] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.940534][ T382] Call Trace: [ 41.940546][ T382] [ 41.940560][ T382] __dump_stack+0x21/0x30 [ 41.940640][ T382] dump_stack_lvl+0x140/0x1c0 [ 41.940718][ T382] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.940795][ T382] dump_stack+0x19/0x20 [ 41.940865][ T382] should_fail_ex+0x3c2/0x510 [ 41.940927][ T382] should_failslab+0xac/0x100 [ 41.940989][ T382] kmem_cache_alloc_node_noprof+0x45/0x420 [ 41.941053][ T382] ? __alloc_skb+0x10c/0x360 [ 41.941115][ T382] __alloc_skb+0x10c/0x360 [ 41.941192][ T382] tcp_stream_alloc_skb+0x43/0x370 [ 41.941238][ T382] tcp_sendmsg_locked+0xcbc/0x4ac0 [ 41.941307][ T382] ? __cfi_tcp_sendmsg_locked+0x10/0x10 [ 41.941366][ T382] ? __inet_stream_connect+0x6b6/0xf10 [ 41.941423][ T382] ? __cfi_tcp_sendmsg+0x10/0x10 [ 41.941477][ T382] tcp_sendmsg+0x3e/0xd0 [ 41.941530][ T382] ? __cfi_tcp_sendmsg+0x10/0x10 [ 41.941572][ T382] inet_sendmsg+0xb7/0x120 [ 41.941651][ T382] ? __cfi_inet_sendmsg+0x10/0x10 [ 41.941728][ T382] __sys_sendto+0x5ea/0x700 [ 41.941799][ T382] ? _raw_spin_unlock_bh+0x54/0x60 [ 41.941862][ T382] ? __cfi___sys_sendto+0x10/0x10 [ 41.941939][ T382] ? __se_sys_futex+0x13c/0x320 [ 41.942017][ T382] ? __kasan_check_write+0x18/0x20 [ 41.942078][ T382] __x64_sys_sendto+0xe9/0x100 [ 41.942160][ T382] x64_sys_call+0x2c2c/0x2ee0 [ 41.942213][ T382] do_syscall_64+0x57/0xf0 [ 41.942272][ T382] ? clear_bhb_loop+0x50/0xa0 [ 41.942336][ T382] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 41.942407][ T382] RIP: 0033:0x7f294339de99 [ 41.942450][ T382] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 41.942494][ T382] RSP: 002b:00007f29442da028 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 41.942542][ T382] RAX: ffffffffffffffda RBX: 00007f2943625fa0 RCX: 00007f294339de99 [ 41.942586][ T382] RDX: ffffffffffffff94 RSI: 0000200000000000 RDI: 0000000000000003 [ 41.942622][ T382] RBP: 00007f2943433eaf R08: 0000000000000000 R09: 0000000000000000 [ 41.942657][ T382] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 41.942686][ T382] R13: 00007f2943626038 R14: 00007f2943625fa0 R15: 00007ffda8a9bb18 [ 41.942735][ T382] [ 41.984365][ T9] FAULT_INJECTION: forcing a failure. [ 41.984365][ T9] name failslab, interval 1, probability 10, space 0, times 12 [ 41.989311][ T311] CPU: 1 UID: 0 PID: 311 Comm: kworker/1:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 41.989406][ T311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.989457][ T311] Workqueue: usb_hub_wq hub_event [ 41.989563][ T311] Call Trace: [ 41.989582][ T311] [ 41.989602][ T311] __dump_stack+0x21/0x30 [ 41.989686][ T311] dump_stack_lvl+0x140/0x1c0 [ 41.989782][ T311] ? __cfi_dump_stack_lvl+0x10/0x10 [ 41.989844][ T311] ? kasan_save_track+0x4f/0x80 [ 41.989910][ T311] dump_stack+0x19/0x20 [ 41.990003][ T311] should_fail_ex+0x3c2/0x510 [ 41.990086][ T311] ? raw_queue_event+0x94/0x3a0 [ 41.990170][ T311] should_failslab+0xac/0x100 [ 41.990251][ T311] __kmalloc_noprof+0x69/0x510 [ 41.990312][ T311] ? raw_queue_event+0x94/0x3a0 [ 41.990411][ T311] raw_queue_event+0x94/0x3a0 [ 41.990502][ T311] gadget_reset+0x4a/0xa0 [ 41.990595][ T311] usb_gadget_udc_reset+0x53/0x70 [ 41.990656][ T311] set_link_state+0x7f3/0x1240 [ 41.990749][ T311] dummy_hub_control+0xd47/0x1480 [ 41.990832][ T311] usb_hcd_submit_urb+0xdfb/0x19d0 [ 41.990948][ T311] usb_submit_urb+0xfa1/0x1610 [ 41.991026][ T311] usb_start_wait_urb+0x127/0x380 [ 41.991091][ T311] ? kasan_save_alloc_info+0x3a/0x50 [ 41.991207][ T311] ? usb_api_blocking_completion+0xd0/0xd0 [ 41.991266][ T311] ? usb_alloc_urb+0x5f/0x1f0 [ 41.991313][ T311] ? __kasan_check_write+0x18/0x20 [ 41.991363][ T311] ? usb_alloc_urb+0x9b/0x1f0 [ 41.991417][ T311] usb_control_msg+0x25c/0x490 [ 41.991477][ T311] hub_port_reset+0x30e/0x1690 [ 41.991550][ T311] hub_port_init+0x285/0x2810 [ 41.991620][ T311] ? preempt_schedule+0xc5/0xe0 [ 41.991681][ T311] ? __cfi_preempt_schedule+0x10/0x10 [ 41.991745][ T311] ? mutex_unlock+0x90/0x240 [ 41.991815][ T311] hub_event+0x2408/0x4360 [ 41.991902][ T311] ? __cfi_hub_event+0x10/0x10 [ 41.991967][ T311] ? pwq_dec_nr_in_flight+0x943/0xba0 [ 41.992019][ T311] ? _raw_spin_lock_irq+0x93/0x120 [ 41.992070][ T311] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 41.992124][ T311] ? kick_pool+0xb9/0x540 [ 41.992202][ T311] process_scheduled_works+0x7f7/0x1060 [ 41.992287][ T311] worker_thread+0xc99/0x13f0 [ 41.992342][ T311] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 41.992400][ T311] ? __kasan_check_read+0x15/0x20 [ 41.992442][ T311] kthread+0x2c7/0x360 [ 41.992490][ T311] ? __cfi_worker_thread+0x10/0x10 [ 41.992552][ T311] ? __cfi_kthread+0x10/0x10 [ 41.992608][ T311] ret_from_fork+0x67/0xa0 [ 41.992686][ T311] ? __cfi_kthread+0x10/0x10 [ 41.992746][ T311] ret_from_fork_asm+0x1a/0x30 [ 41.992798][ T311] [ 41.992832][ T311] raw-gadget.0 gadget.1: failed to queue reset event [ 41.994902][ T382] FAULT_INJECTION: forcing a failure. [ 41.994902][ T382] name failslab, interval 1, probability 10, space 0, times 11 [ 42.000358][ T45] FAULT_INJECTION: forcing a failure. [ 42.000358][ T45] name failslab, interval 1, probability 10, space 0, times 10 [ 42.004179][ T9] CPU: 0 UID: 0 PID: 9 Comm: kworker/0:0 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 42.004254][ T9] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 42.004295][ T9] Workqueue: mld mld_ifc_work [ 42.004375][ T9] Call Trace: [ 42.004389][ T9] [ 42.004419][ T9] __dump_stack+0x21/0x30 [ 42.004505][ T9] dump_stack_lvl+0x140/0x1c0 [ 42.004575][ T9] ? __cfi_dump_stack_lvl+0x10/0x10 [ 42.004675][ T9] ? __dequeue_entity+0x56/0xce0 [ 42.004754][ T9] dump_stack+0x19/0x20 [ 42.004818][ T9] should_fail_ex+0x3c2/0x510 [ 42.004880][ T9] should_failslab+0xac/0x100 [ 42.004943][ T9] kmem_cache_alloc_node_noprof+0x45/0x420 [ 42.004999][ T9] ? __cfi___update_load_avg_cfs_rq+0x10/0x10 [ 42.005082][ T9] ? __alloc_skb+0x10c/0x360 [ 42.005150][ T9] __alloc_skb+0x10c/0x360 [ 42.005222][ T9] mld_newpack+0x162/0xa10 [ 42.005280][ T9] ? __switch_to+0xc6b/0x1320 [ 42.005356][ T9] ? mld_sendpack+0xd10/0xd10 [ 42.005427][ T9] ? __cfi___switch_to+0x10/0x10 [ 42.005522][ T9] ? kthread_data+0x54/0xc0 [ 42.005581][ T9] add_grec+0xf20/0x1400 [ 42.005636][ T9] ? __kasan_check_write+0x18/0x20 [ 42.005689][ T9] ? mutex_lock+0x97/0x1d0 [ 42.005756][ T9] ? __cfi_mutex_lock+0x10/0x10 [ 42.005828][ T9] ? __schedule+0x149e/0x20b0 [ 42.005893][ T9] mld_ifc_work+0x71d/0xc40 [ 42.005949][ T9] process_scheduled_works+0x7f7/0x1060 [ 42.006013][ T9] worker_thread+0xc99/0x13f0 [ 42.006078][ T9] kthread+0x2c7/0x360 [ 42.006135][ T9] ? __cfi_worker_thread+0x10/0x10 [ 42.006191][ T9] ? __cfi_kthread+0x10/0x10 [ 42.006243][ T9] ret_from_fork+0x67/0xa0 [ 42.006312][ T9] ? __cfi_kthread+0x10/0x10 [ 42.006368][ T9] ret_from_fork_asm+0x1a/0x30 [ 42.006424][ T9] [ 42.006458][ T9] FAULT_INJECTION: forcing a failure. [ 42.006458][ T9] name failslab, interval 1, probability 10, space 0, times 9 [ 42.009120][ T363] FAULT_INJECTION: forcing a failure. [ 42.009120][ T363] name failslab, interval 1, probability 10, space 0, times 9 [ 42.014041][ T382] CPU: 0 UID: 0 PID: 382 Comm: syz.2.24 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 42.014166][ T382] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 42.014209][ T382] Call Trace: [ 42.014229][ T382] [ 42.014250][ T382] __dump_stack+0x21/0x30 [ 42.014340][ T382] dump_stack_lvl+0x140/0x1c0 [ 42.014432][ T382] ? __cfi_dump_stack_lvl+0x10/0x10 [ 42.014518][ T382] dump_stack+0x19/0x20 [ 42.014606][ T382] should_fail_ex+0x3c2/0x510 [ 42.014676][ T382] should_failslab+0xac/0x100 [ 42.014763][ T382] kmem_cache_alloc_node_noprof+0x45/0x420 [ 42.014824][ T382] ? __alloc_skb+0x10c/0x360 [ 42.014909][ T382] __alloc_skb+0x10c/0x360 [ 42.014981][ T382] tcp_stream_alloc_skb+0x43/0x370 [ 42.015056][ T382] tcp_sendmsg_locked+0xcbc/0x4ac0 [ 42.015135][ T382] ? __cfi_tcp_sendmsg_locked+0x10/0x10 [ 42.015194][ T382] ? __inet_stream_connect+0x6b6/0xf10 [ 42.015274][ T382] ? __cfi_tcp_sendmsg+0x10/0x10 [ 42.015341][ T382] tcp_sendmsg+0x3e/0xd0 [ 42.015387][ T382] ? __cfi_tcp_sendmsg+0x10/0x10 [ 42.015447][ T382] inet_sendmsg+0xb7/0x120 [ 42.015541][ T382] ? __cfi_inet_sendmsg+0x10/0x10 [ 42.015602][ T382] __sys_sendto+0x5ea/0x700 [ 42.015672][ T382] ? _raw_spin_unlock_bh+0x54/0x60 [ 42.015721][ T382] ? __cfi___sys_sendto+0x10/0x10 [ 42.015808][ T382] ? __se_sys_futex+0x13c/0x320 [ 42.015881][ T382] ? __kasan_check_write+0x18/0x20 [ 42.015939][ T382] __x64_sys_sendto+0xe9/0x100 [ 42.016016][ T382] x64_sys_call+0x2c2c/0x2ee0 [ 42.016068][ T382] do_syscall_64+0x57/0xf0 [ 42.016121][ T382] ? clear_bhb_loop+0x50/0xa0 [ 42.016190][ T382] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 42.016251][ T382] RIP: 0033:0x7f294339de99 [ 42.016293][ T382] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 42.016338][ T382] RSP: 002b:00007f29442da028 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 42.016415][ T382] RAX: ffffffffffffffda RBX: 00007f2943625fa0 RCX: 00007f294339de99 [ 42.016449][ T382] RDX: ffffffffffffff94 RSI: 0000200000000000 RDI: 0000000000000003 [ 42.016486][ T382] RBP: 00007f2943433eaf R08: 0000000000000000 R09: 0000000000000000 [ 42.016526][ T382] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 42.016559][ T382] R13: 00007f2943626038 R14: 00007f2943625fa0 R15: 00007ffda8a9bb18 [ 42.016607][ T382] [ 42.021392][ T382] FAULT_INJECTION: forcing a failure. [ 42.021392][ T382] name failslab, interval 1, probability 10, space 0, times 6 [ 42.023394][ T45] CPU: 1 UID: 0 PID: 45 Comm: kworker/1:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 42.023460][ T45] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 42.023543][ T45] Workqueue: mld mld_ifc_work [ 42.023628][ T45] Call Trace: [ 42.023649][ T45] [ 42.023671][ T45] __dump_stack+0x21/0x30 [ 42.023763][ T45] dump_stack_lvl+0x140/0x1c0 [ 42.023843][ T45] ? __cfi_dump_stack_lvl+0x10/0x10 [ 42.023924][ T45] dump_stack+0x19/0x20 [ 42.024003][ T45] should_fail_ex+0x3c2/0x510 [ 42.024060][ T45] ? __cfi_ip6_dst_gc+0x10/0x10 [ 42.024136][ T45] should_failslab+0xac/0x100 [ 42.024200][ T45] kmem_cache_alloc_noprof+0x42/0x410 [ 42.024266][ T45] ? kasan_save_alloc_info+0x3a/0x50 [ 42.024349][ T45] ? dst_alloc+0x13c/0x240 [ 42.024416][ T45] ? __cfi_ip6_dst_gc+0x10/0x10 [ 42.024486][ T45] dst_alloc+0x13c/0x240 [ 42.024552][ T45] icmp6_dst_alloc+0xef/0x4f0 [ 42.024641][ T45] mld_sendpack+0x5ac/0xd10 [ 42.024733][ T45] ? add_grec+0x1400/0x1400 [ 42.024786][ T45] ? add_grec+0xfa8/0x1400 [ 42.024841][ T45] ? __asan_memcpy+0x5a/0x80 [ 42.024915][ T45] ? __cfi_mutex_lock+0x10/0x10 [ 42.025007][ T45] mld_ifc_work+0x7cc/0xc40 [ 42.025067][ T45] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 42.025121][ T45] process_scheduled_works+0x7f7/0x1060 [ 42.025201][ T45] worker_thread+0xc99/0x13f0 [ 42.025270][ T45] kthread+0x2c7/0x360 [ 42.025324][ T45] ? __cfi_worker_thread+0x10/0x10 [ 42.025384][ T45] ? __cfi_kthread+0x10/0x10 [ 42.025447][ T45] ret_from_fork+0x67/0xa0 [ 42.025528][ T45] ? __cfi_kthread+0x10/0x10 [ 42.025613][ T45] ret_from_fork_asm+0x1a/0x30 [ 42.025660][ T45] [ 42.026850][ T45] FAULT_INJECTION: forcing a failure. [ 42.026850][ T45] name failslab, interval 1, probability 10, space 0, times 4 [ 42.028246][ T9] CPU: 0 UID: 0 PID: 9 Comm: kworker/0:0 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 42.028326][ T9] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 42.028366][ T9] Workqueue: mld mld_ifc_work [ 42.028437][ T9] Call Trace: [ 42.028451][ T9] [ 42.028472][ T9] __dump_stack+0x21/0x30 [ 42.028551][ T9] dump_stack_lvl+0x140/0x1c0 [ 42.028633][ T9] ? __cfi_dump_stack_lvl+0x10/0x10 [ 42.028709][ T9] ? __dequeue_entity+0x56/0xce0 [ 42.028809][ T9] dump_stack+0x19/0x20 [ 42.028890][ T9] should_fail_ex+0x3c2/0x510 [ 42.028959][ T9] should_failslab+0xac/0x100 [ 42.029039][ T9] kmem_cache_alloc_node_noprof+0x45/0x420 [ 42.029125][ T9] ? __cfi___update_load_avg_cfs_rq+0x10/0x10 [ 42.029201][ T9] ? __alloc_skb+0x10c/0x360 [ 42.029275][ T9] __alloc_skb+0x10c/0x360 [ 42.029366][ T9] mld_newpack+0x162/0xa10 [ 42.029433][ T9] ? __switch_to+0xc6b/0x1320 [ 42.029509][ T9] ? mld_sendpack+0xd10/0xd10 [ 42.029563][ T9] ? __cfi___switch_to+0x10/0x10 [ 42.029637][ T9] ? kthread_data+0x54/0xc0 [ 42.029686][ T9] add_grec+0xf20/0x1400 [ 42.029749][ T9] ? __kasan_check_write+0x18/0x20 [ 42.029805][ T9] ? mutex_lock+0x97/0x1d0 [ 42.029878][ T9] ? __cfi_mutex_lock+0x10/0x10 [ 42.029954][ T9] ? __schedule+0x149e/0x20b0 [ 42.030025][ T9] mld_ifc_work+0x71d/0xc40 [ 42.030101][ T9] process_scheduled_works+0x7f7/0x1060 [ 42.030168][ T9] worker_thread+0xc99/0x13f0 [ 42.030232][ T9] kthread+0x2c7/0x360 [ 42.030278][ T9] ? __cfi_worker_thread+0x10/0x10 [ 42.030335][ T9] ? __cfi_kthread+0x10/0x10 [ 42.030393][ T9] ret_from_fork+0x67/0xa0 [ 42.030461][ T9] ? __cfi_kthread+0x10/0x10 [ 42.030527][ T9] ret_from_fork_asm+0x1a/0x30 [ 42.030582][ T9] [ 42.031178][ T382] CPU: 0 UID: 0 PID: 382 Comm: syz.2.24 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 42.031254][ T382] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 42.031290][ T382] Call Trace: [ 42.031303][ T382] [ 42.031329][ T382] __dump_stack+0x21/0x30 [ 42.031413][ T382] dump_stack_lvl+0x140/0x1c0 [ 42.031487][ T382] ? __cfi_dump_stack_lvl+0x10/0x10 [ 42.031562][ T382] dump_stack+0x19/0x20 [ 42.031643][ T382] should_fail_ex+0x3c2/0x510 [ 42.031700][ T382] should_failslab+0xac/0x100 [ 42.031765][ T382] kmem_cache_alloc_node_noprof+0x45/0x420 [ 42.031825][ T382] ? __alloc_skb+0x10c/0x360 [ 42.031910][ T382] __alloc_skb+0x10c/0x360 [ 42.032000][ T382] tcp_stream_alloc_skb+0x43/0x370 [ 42.032080][ T382] tcp_sendmsg_locked+0xcbc/0x4ac0 [ 42.032164][ T382] ? __cfi_tcp_sendmsg_locked+0x10/0x10 [ 42.032229][ T382] ? __inet_stream_connect+0x6b6/0xf10 [ 42.032310][ T382] ? __cfi_tcp_sendmsg+0x10/0x10 [ 42.032375][ T382] tcp_sendmsg+0x3e/0xd0 [ 42.032435][ T382] ? __cfi_tcp_sendmsg+0x10/0x10 [ 42.032506][ T382] inet_sendmsg+0xb7/0x120 [ 42.032531][ T382] ? __cfi_inet_sendmsg+0x10/0x10 [ 42.032558][ T382] __sys_sendto+0x5ea/0x700 [ 42.032592][ T382] ? _raw_spin_unlock_bh+0x54/0x60 [ 42.032619][ T382] ? __cfi___sys_sendto+0x10/0x10 [ 42.032657][ T382] ? __se_sys_futex+0x13c/0x320 [ 42.032773][ T382] ? __kasan_check_write+0x18/0x20 [ 42.032858][ T382] __x64_sys_sendto+0xe9/0x100 [ 42.032951][ T382] x64_sys_call+0x2c2c/0x2ee0 [ 42.033013][ T382] do_syscall_64+0x57/0xf0 [ 42.033094][ T382] ? clear_bhb_loop+0x50/0xa0 [ 42.033171][ T382] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 42.033260][ T382] RIP: 0033:0x7f294339de99 [ 42.033312][ T382] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 42.033364][ T382] RSP: 002b:00007f29442da028 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 42.033443][ T382] RAX: ffffffffffffffda RBX: 00007f2943625fa0 RCX: 00007f294339de99 [ 42.033495][ T382] RDX: ffffffffffffff94 RSI: 0000200000000000 RDI: 0000000000000003 [ 42.033533][ T382] RBP: 00007f2943433eaf R08: 0000000000000000 R09: 0000000000000000 [ 42.033576][ T382] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 42.033618][ T382] R13: 00007f2943626038 R14: 00007f2943625fa0 R15: 00007ffda8a9bb18 [ 42.033670][ T382] [ 42.094178][ T363] CPU: 0 UID: 0 PID: 363 Comm: syz-executor Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 42.094268][ T363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 42.094308][ T363] Call Trace: [ 42.094336][ T363] [ 42.094357][ T363] __dump_stack+0x21/0x30 [ 42.094446][ T363] dump_stack_lvl+0x140/0x1c0 [ 42.094533][ T363] ? __cfi_dump_stack_lvl+0x10/0x10 [ 42.094616][ T363] dump_stack+0x19/0x20 [ 42.094707][ T363] should_fail_ex+0x3c2/0x510 [ 42.094774][ T363] should_failslab+0xac/0x100 [ 42.094843][ T363] kmem_cache_alloc_node_noprof+0x45/0x420 [ 42.094901][ T363] ? __alloc_skb+0x10c/0x360 [ 42.094985][ T363] ? call_fib4_notifiers+0x94/0x100 [ 42.095051][ T363] __alloc_skb+0x10c/0x360 [ 42.095134][ T363] rtmsg_fib+0xe1/0x490 [ 42.095224][ T363] fib_table_delete+0xc65/0xe90 [ 42.095316][ T363] fib_del_ifaddr+0x16ff/0x1c80 [ 42.095365][ T363] ? kasan_save_track+0x4f/0x80 [ 42.095429][ T363] ? __kfree_skb+0x18f/0x210 [ 42.095502][ T363] ? netlink_broadcast_filtered+0x10c2/0x11d0 [ 42.095579][ T363] ? nlmsg_notify+0xed/0x1b0 [ 42.095635][ T363] ? rtmsg_ifa+0x143/0x1f0 [ 42.095690][ T363] ? inetdev_event+0x7fa/0x1240 [ 42.095738][ T363] ? notifier_call_chain+0x106/0x2b0 [ 42.095792][ T363] ? raw_notifier_call_chain+0x31/0x40 [ 42.095846][ T363] ? unregister_netdevice_many_notify+0xde1/0x1be0 [ 42.095909][ T363] ? unregister_netdevice_queue+0x302/0x350 [ 42.095974][ T363] ? __cfi_fib_del_ifaddr+0x10/0x10 [ 42.096029][ T363] ? ____fput+0x20/0x30 [ 42.096113][ T363] ? kmem_cache_free+0x1bd/0x4f0 [ 42.096169][ T363] ? consume_skb+0x91/0x1a0 [ 42.096249][ T363] ? downgrade_write+0x470/0x470 [ 42.096325][ T363] fib_inetaddr_event+0xcd/0x320 [ 42.096381][ T363] ? __cfi_fib_inetaddr_event+0x10/0x10 [ 42.096438][ T363] notifier_call_chain+0x106/0x2b0 [ 42.096493][ T363] blocking_notifier_call_chain+0x6a/0x90 [ 42.096570][ T363] __inet_del_ifa+0x81f/0xda0 [ 42.096643][ T363] ? ip_mc_destroy_dev+0x39a/0x3f0 [ 42.096703][ T363] inetdev_event+0x7fa/0x1240 [ 42.096758][ T363] ? __cfi_inetdev_event+0x10/0x10 [ 42.096813][ T363] ? cfg802154_netdev_notifier_call+0xe5/0x930 [ 42.096876][ T363] ? arp_netdev_event+0xd8/0x2c0 [ 42.096942][ T363] ? __cfi_inetdev_event+0x10/0x10 [ 42.096996][ T363] notifier_call_chain+0x106/0x2b0 [ 42.097060][ T363] raw_notifier_call_chain+0x31/0x40 [ 42.097115][ T363] unregister_netdevice_many_notify+0xde1/0x1be0 [ 42.097201][ T363] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 42.097269][ T363] ? add_timer_global+0x84/0xb0 [ 42.097323][ T363] ? __queue_delayed_work+0x1b0/0x240 [ 42.097391][ T363] ? __kasan_check_read+0x15/0x20 [ 42.097443][ T363] unregister_netdevice_queue+0x302/0x350 [ 42.097504][ T363] ? __cfi_unregister_netdevice_queue+0x10/0x10 [ 42.097563][ T363] ? linkwatch_fire_event+0x212/0x260 [ 42.097632][ T363] __tun_detach+0xc98/0x1450 [ 42.097687][ T363] ? __cfi_tun_chr_close+0x10/0x10 [ 42.097730][ T363] tun_chr_close+0x93/0x150 [ 42.097772][ T363] __fput+0x20b/0xa30 [ 42.097840][ T363] ____fput+0x20/0x30 [ 42.097912][ T363] task_work_run+0x1e8/0x260 [ 42.097996][ T363] ? __cfi_task_work_run+0x10/0x10 [ 42.098063][ T363] ? free_nsproxy+0x223/0x290 [ 42.098141][ T363] do_exit+0xa46/0x2850 [ 42.098209][ T363] ? __cfi_do_exit+0x10/0x10 [ 42.098269][ T363] ? __kasan_check_write+0x18/0x20 [ 42.098314][ T363] ? _raw_spin_lock_irq+0x93/0x120 [ 42.098362][ T363] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 42.098417][ T363] ? __cfi_ksys_write+0x10/0x10 [ 42.098468][ T363] ? zap_other_threads+0x32f/0x370 [ 42.098523][ T363] do_group_exit+0x21f/0x2f0 [ 42.098586][ T363] __x64_sys_exit_group+0x43/0x50 [ 42.098648][ T363] x64_sys_call+0x2ed2/0x2ee0 [ 42.098692][ T363] do_syscall_64+0x57/0xf0 [ 42.098742][ T363] ? clear_bhb_loop+0x50/0xa0 [ 42.098803][ T363] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 42.098865][ T363] RIP: 0033:0x7fc4fdd9de99 [ 42.098908][ T363] Code: Unable to access opcode bytes at 0x7fc4fdd9de6f. [ 42.098936][ T363] RSP: 002b:00007ffc0e6580d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 42.098989][ T363] RAX: ffffffffffffffda RBX: 00007fc4fde33316 RCX: 00007fc4fdd9de99 [ 42.099033][ T363] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 42.099063][ T363] RBP: 000000000000000c R08: 0000000000000000 R09: 00007fc4fde3330a [ 42.099098][ T363] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc0e659330 [ 42.099139][ T363] R13: 00007fc4fde3330a R14: 000000000000a1ca R15: 00007ffc0e659370 [ 42.099182][ T363] [ 52.834799][ T45] CPU: 1 UID: 0 PID: 45 Comm: kworker/1:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 52.834834][ T45] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 52.834849][ T45] Workqueue: mld mld_ifc_work [ 52.834878][ T45] Call Trace: [ 52.834886][ T45] [ 52.834895][ T45] __dump_stack+0x21/0x30 [ 52.834927][ T45] dump_stack_lvl+0x140/0x1c0 [ 52.834957][ T45] ? __cfi_dump_stack_lvl+0x10/0x10 [ 52.834987][ T45] ? ref_tracker_alloc+0x3f0/0x5b0 [ 52.835016][ T45] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 52.835045][ T45] dump_stack+0x19/0x20 [ 52.835075][ T45] should_fail_ex+0x3c2/0x510 [ 52.835100][ T45] should_failslab+0xac/0x100 [ 52.835136][ T45] __kmalloc_cache_noprof+0x41/0x470 [ 52.835160][ T45] ? dst_cow_metrics_generic+0x65/0x2a0 [ 52.835186][ T45] ? dst_init+0x329/0x430 [ 52.835215][ T45] dst_cow_metrics_generic+0x65/0x2a0 [ 52.835233][ T45] icmp6_dst_alloc+0x310/0x4f0 [ 52.835257][ T45] mld_sendpack+0x5ac/0xd10 [ 52.835275][ T45] ? add_grec+0x1400/0x1400 [ 52.835292][ T45] ? add_grec+0xfa8/0x1400 [ 52.835308][ T45] ? __asan_memcpy+0x5a/0x80 [ 52.835324][ T45] ? __cfi_mutex_lock+0x10/0x10 [ 52.835347][ T45] mld_ifc_work+0x7cc/0xc40 [ 52.835363][ T45] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 52.835382][ T45] process_scheduled_works+0x7f7/0x1060 [ 52.835402][ T45] worker_thread+0xc99/0x13f0 [ 52.835421][ T45] kthread+0x2c7/0x360 [ 52.835438][ T45] ? __cfi_worker_thread+0x10/0x10 [ 52.835454][ T45] ? __cfi_kthread+0x10/0x10 [ 52.835472][ T45] ret_from_fork+0x67/0xa0 [ 52.835494][ T45] ? __cfi_kthread+0x10/0x10 [ 52.835512][ T45] ret_from_fork_asm+0x1a/0x30 [ 52.835528][ T45] [ 53.076939][ T13] bridge_slave_1: left allmulticast mode [ 53.082732][ T13] bridge_slave_1: left promiscuous mode [ 53.089232][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.099904][ T13] bridge_slave_0: left allmulticast mode [ 53.107022][ T13] bridge_slave_0: left promiscuous mode [ 53.112861][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.148884][ T401] FAULT_INJECTION: forcing a failure. [ 53.148884][ T401] name failslab, interval 1, probability 10, space 0, times 99 [ 53.162055][ T12] FAULT_INJECTION: forcing a failure. [ 53.162055][ T12] name failslab, interval 1, probability 10, space 0, times 98 [ 53.174898][ T346] FAULT_INJECTION: forcing a failure. [ 53.174898][ T346] name failslab, interval 1, probability 10, space 0, times 98 [ 53.187956][ T397] FAULT_INJECTION: forcing a failure. [ 53.187956][ T397] name failslab, interval 1, probability 10, space 0, times 97 [ 53.205380][ T13] FAULT_INJECTION: forcing a failure. [ 53.205380][ T13] name failslab, interval 1, probability 10, space 0, times 95 [ 53.218261][ T340] FAULT_INJECTION: forcing a failure. [ 53.218261][ T340] name failslab, interval 1, probability 10, space 0, times 95 [ 53.224191][ C1] FAULT_INJECTION: forcing a failure. [ 53.224191][ C1] name failslab, interval 1, probability 10, space 0, times 94 [ 53.231922][ C0] FAULT_INJECTION: forcing a failure. [ 53.231922][ C0] name failslab, interval 1, probability 10, space 0, times 93 [ 53.243804][ C1] CPU: 1 UID: 0 PID: 334 Comm: kworker/1:3 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 53.243898][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.243946][ C1] Workqueue: events drain_vmap_area_work [ 53.244032][ C1] Call Trace: [ 53.244053][ C1] [ 53.244090][ C1] __dump_stack+0x21/0x30 [ 53.244176][ C1] dump_stack_lvl+0x140/0x1c0 [ 53.244258][ C1] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.244338][ C1] ? ref_tracker_alloc+0x356/0x5b0 [ 53.244411][ C1] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 53.244481][ C1] ? dst_alloc+0x163/0x240 [ 53.244541][ C1] dump_stack+0x19/0x20 [ 53.244614][ C1] should_fail_ex+0x3c2/0x510 [ 53.244689][ C1] should_failslab+0xac/0x100 [ 53.244768][ C1] __kmalloc_cache_noprof+0x41/0x470 [ 53.244820][ C1] ? dst_cow_metrics_generic+0x65/0x2a0 [ 53.244874][ C1] ? dst_init+0x329/0x430 [ 53.244920][ C1] dst_cow_metrics_generic+0x65/0x2a0 [ 53.244990][ C1] icmp6_dst_alloc+0x310/0x4f0 [ 53.245068][ C1] ndisc_send_skb+0x2a6/0xca0 [ 53.245123][ C1] ? should_fail_ex+0x201/0x510 [ 53.245179][ C1] ? __cfi_ndisc_send_skb+0x10/0x10 [ 53.245227][ C1] ? kmem_cache_alloc_node_noprof+0x1ed/0x420 [ 53.245294][ C1] ? kmalloc_reserve+0xcf/0x4f0 [ 53.245390][ C1] ? __asan_memcpy+0x5a/0x80 [ 53.245443][ C1] ? __ndisc_fill_addr_option+0xe2/0x140 [ 53.245492][ C1] ndisc_send_rs+0x675/0x880 [ 53.245547][ C1] addrconf_rs_timer+0x362/0x620 [ 53.245605][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 53.245669][ C1] ? _raw_spin_lock_irq+0x93/0x120 [ 53.245735][ C1] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 53.245787][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 53.245846][ C1] call_timer_fn+0x4c/0x300 [ 53.245909][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 53.245963][ C1] __run_timer_base+0x6c0/0x9b0 [ 53.246024][ C1] ? timer_expire_remote+0xa0/0xa0 [ 53.246092][ C1] ? kvm_sched_clock_read+0x15/0x30 SYZFAIL: pipe failed (errno 23: Too many open files in system) [ 53.246170][ C1] ? irqtime_account_irq+0x51/0x1c0 [ 53.246240][ C1] run_timer_softirq+0x35/0x70 [ 53.246294][ C1] handle_softirqs+0x1aa/0x620 [ 53.246346][ C1] __irq_exit_rcu+0x47/0xb0 [ 53.246397][ C1] irq_exit_rcu+0xd/0x30 [ 53.246450][ C1] sysvec_apic_timer_interrupt+0x82/0x90 [ 53.246517][ C1] [ 53.246535][ C1] [ 53.246554][ C1] asm_sysvec_apic_timer_interrupt+0x1f/0x30 [ 53.246622][ C1] RIP: 0010:stack_depot_save_flags+0xd8/0x800 [ 53.246706][ C1] Code: 89 c9 c1 c1 10 31 f9 45 01 c1 89 c8 c1 c0 13 41 29 c8 44 31 c0 44 01 c9 41 29 c1 41 89 c4 41 c1 c4 04 45 31 cc 01 c8 83 c6 fd <48> 83 c2 0c 83 fe 03 77 93 83 fe 01 7f 17 85 f6 8b 75 bc 75 1f eb [ 53.246761][ C1] RSP: 0018:ffffc9000b81f580 EFLAGS: 00000217 [ 53.246805][ C1] RAX: 000000005f978a24 RBX: 0000000000002800 RCX: 00000000ee7701ce [ 53.246842][ C1] RDX: ffffc9000b81f688 RSI: 0000000000000009 RDI: 000000003eafabd3 [ 53.246873][ C1] RBP: ffffc9000b81f5e0 R08: 00000000c393bd21 R09: 0000000016a78322 [ 53.246909][ C1] R10: 000000000000000f R11: ffffffff81759ed0 R12: 0000000004af0645 [ 53.246959][ C1] R13: 1ffff1102166ca40 R14: ffffc9000b81f640 R15: 1ffff92001703ec4 [ 53.247004][ C1] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 53.247085][ C1] stack_depot_save+0x12/0x20 [ 53.247137][ C1] save_stack+0x133/0x240 [ 53.247204][ C1] ? __reset_page_owner+0x450/0x450 [ 53.247270][ C1] ? free_unref_page+0xbb8/0xf70 [ 53.247345][ C1] ? __free_pages+0x6b/0x3b0 [ 53.247409][ C1] ? free_pages+0x86/0x90 [ 53.247474][ C1] ? kasan_depopulate_vmalloc_pte+0x79/0xa0 [ 53.247530][ C1] ? __apply_to_page_range+0x7c2/0xd00 [ 53.247586][ C1] ? apply_to_existing_page_range+0x3c/0x50 [ 53.247642][ C1] ? kasan_release_vmalloc+0xa6/0xd0 [ 53.247696][ C1] ? purge_vmap_node+0x245/0x8b0 [ 53.247746][ C1] ? __purge_vmap_area_lazy+0x627/0x8e0 [ 53.247795][ C1] ? drain_vmap_area_work+0x29/0x50 [ 53.247848][ C1] ? process_scheduled_works+0x7f7/0x1060 [ 53.247904][ C1] ? worker_thread+0xc99/0x13f0 [ 53.247957][ C1] ? kthread+0x2c7/0x360 [ 53.248013][ C1] ? ret_from_fork+0x67/0xa0 [ 53.248126][ C1] ? ret_from_fork_asm+0x1a/0x30 [ 53.248195][ C1] ? kvm_sched_clock_read+0x15/0x30 [ 53.248277][ C1] __reset_page_owner+0x79/0x450 [ 53.248331][ C1] ? free_unref_page_commit+0x5a0/0xec0 [ 53.248403][ C1] free_unref_page+0xbb8/0xf70 [ 53.248467][ C1] ? __cfi_free_unref_page+0x10/0x10 [ 53.248531][ C1] ? __kasan_check_write+0x18/0x20 [ 53.248577][ C1] __free_pages+0x6b/0x3b0 [ 53.248647][ C1] free_pages+0x86/0x90 [ 53.248710][ C1] kasan_depopulate_vmalloc_pte+0x79/0xa0 [ 53.248762][ C1] __apply_to_page_range+0x7c2/0xd00 [ 53.248816][ C1] ? __cfi_kasan_depopulate_vmalloc_pte+0x10/0x10 [ 53.248876][ C1] ? apply_to_page_range+0x60/0x60 [ 53.248932][ C1] ? _raw_spin_unlock+0x5c/0x60 [ 53.248986][ C1] ? reclaim_list_global+0x143d/0x1470 [ 53.249041][ C1] ? __cfi_kasan_depopulate_vmalloc_pte+0x10/0x10 [ 53.249106][ C1] apply_to_existing_page_range+0x3c/0x50 [ 53.249168][ C1] kasan_release_vmalloc+0xa6/0xd0 [ 53.249214][ C1] purge_vmap_node+0x245/0x8b0 [ 53.249268][ C1] ? __cfi_purge_vmap_node+0x10/0x10 [ 53.249319][ C1] __purge_vmap_area_lazy+0x627/0x8e0 [ 53.249370][ C1] drain_vmap_area_work+0x29/0x50 [ 53.249421][ C1] process_scheduled_works+0x7f7/0x1060 [ 53.249502][ C1] worker_thread+0xc99/0x13f0 [ 53.249575][ C1] kthread+0x2c7/0x360 [ 53.249628][ C1] ? __cfi_worker_thread+0x10/0x10 [ 53.249695][ C1] ? __cfi_kthread+0x10/0x10 [ 53.249742][ C1] ret_from_fork+0x67/0xa0 [ 53.249813][ C1] ? __cfi_kthread+0x10/0x10 [ 53.249872][ C1] ret_from_fork_asm+0x1a/0x30 [ 53.249932][ C1] [ 53.250143][ C1] FAULT_INJECTION: forcing a failure. [ 53.250143][ C1] name failslab, interval 1, probability 10, space 0, times 91 [ 53.256563][ C0] CPU: 0 UID: 0 PID: 340 Comm: syz-executor Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 53.256639][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.256690][ C0] Call Trace: [ 53.256703][ C0] [ 53.256731][ C0] __dump_stack+0x21/0x30 [ 53.256812][ C0] dump_stack_lvl+0x140/0x1c0 [ 53.256888][ C0] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.256956][ C0] ? ref_tracker_alloc+0x356/0x5b0 [ 53.257023][ C0] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 53.257085][ C0] ? dst_alloc+0x163/0x240 [ 53.257142][ C0] dump_stack+0x19/0x20 [ 53.257207][ C0] should_fail_ex+0x3c2/0x510 [ 53.257265][ C0] should_failslab+0xac/0x100 [ 53.257329][ C0] __kmalloc_cache_noprof+0x41/0x470 [ 53.257382][ C0] ? dst_cow_metrics_generic+0x65/0x2a0 [ 53.257447][ C0] ? dst_init+0x329/0x430 [ 53.257502][ C0] dst_cow_metrics_generic+0x65/0x2a0 [ 53.257566][ C0] icmp6_dst_alloc+0x310/0x4f0 [ 53.257646][ C0] ndisc_send_skb+0x2a6/0xca0 [ 53.257695][ C0] ? should_fail_ex+0x201/0x510 [ 53.257751][ C0] ? __cfi_ndisc_send_skb+0x10/0x10 [ 53.257798][ C0] ? kmem_cache_alloc_node_noprof+0x1ed/0x420 [ 53.257860][ C0] ? kmalloc_reserve+0xcf/0x4f0 [ 53.257923][ C0] ? __asan_memset+0x39/0x50 [ 53.257977][ C0] ? __ndisc_fill_addr_option+0xdb/0x140 [ 53.258040][ C0] ndisc_send_rs+0x675/0x880 [ 53.258109][ C0] addrconf_rs_timer+0x362/0x620 [ 53.258179][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 53.258244][ C0] ? _raw_spin_lock_irq+0x93/0x120 [ 53.258300][ C0] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 53.258383][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 53.258459][ C0] call_timer_fn+0x4c/0x300 [ 53.258524][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 53.258589][ C0] __run_timer_base+0x6c0/0x9b0 [ 53.258655][ C0] ? timer_expire_remote+0xa0/0xa0 [ 53.258718][ C0] ? kvm_sched_clock_read+0x15/0x30 [ 53.258793][ C0] ? irqtime_account_irq+0x51/0x1c0 [ 53.258866][ C0] run_timer_softirq+0x35/0x70 [ 53.258929][ C0] handle_softirqs+0x1aa/0x620 [ 53.258986][ C0] __irq_exit_rcu+0x47/0xb0 [ 53.259033][ C0] irq_exit_rcu+0xd/0x30 [ 53.259084][ C0] sysvec_apic_timer_interrupt+0x82/0x90 [ 53.259159][ C0] [ 53.259177][ C0] [ 53.259197][ C0] asm_sysvec_apic_timer_interrupt+0x1f/0x30 [ 53.259262][ C0] RIP: 0010:console_flush_all+0x6fd/0xab0 [ 53.259335][ C0] Code: 89 de 48 81 e6 00 02 00 00 31 ff e8 2d 8f 1e 00 48 81 e3 00 02 00 00 75 07 e8 3f 8a 1e 00 eb 06 e8 38 8a 1e 00 fb 49 8d 5d 58 <48> 8b 44 24 28 42 80 3c 20 00 74 08 48 89 df e8 1f 4a 77 00 48 8b [ 53.259380][ C0] RSP: 0018:ffffc9000122f660 EFLAGS: 00000293 [ 53.259438][ C0] RAX: ffffffff8168e788 RBX: ffffffff878f48b8 RCX: ffff888132dc1300 [ 53.259502][ C0] RDX: 0000000000000000 RSI: 0000000000000200 RDI: 0000000000000000 [ 53.259544][ C0] RBP: ffffc9000122f790 R08: 0000000000000003 R09: 0000000000000004 [ 53.259582][ C0] R10: dffffc0000000000 R11: fffff52000245ebc R12: dffffc0000000000 [ 53.259608][ C0] R13: ffffffff878f4860 R14: ffffffff878f48b8 R15: 0000000000000001 [ 53.259647][ C0] ? console_flush_all+0x6f8/0xab0 [ 53.259739][ C0] ? __console_rewind_all+0x170/0x170 [ 53.259801][ C0] ? __kasan_check_read+0x15/0x20 [ 53.259844][ C0] ? is_printk_cpu_sync_owner+0x39/0x50 [ 53.259931][ C0] ? is_printk_legacy_deferred+0x5c/0x70 [ 53.259974][ C0] console_unlock+0xf8/0x2c0 [ 53.260038][ C0] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 53.260091][ C0] ? __cfi_console_unlock+0x10/0x10 [ 53.260145][ C0] ? __printk_safe_exit+0xd/0x20 [ 53.260191][ C0] ? console_trylock+0x17e/0x220 [ 53.260249][ C0] ? __cfi_console_trylock+0x10/0x10 [ 53.260313][ C0] ? __kasan_check_read+0x15/0x20 [ 53.260361][ C0] ? is_printk_cpu_sync_owner+0x39/0x50 [ 53.260442][ C0] ? is_printk_legacy_deferred+0x5c/0x70 [ 53.260490][ C0] vprintk_emit+0x282/0x650 [ 53.260554][ C0] ? __cfi_vprintk_emit+0x10/0x10 [ 53.260627][ C0] vprintk_default+0x2a/0x40 [ 53.260690][ C0] vprintk+0x93/0xa0 [ 53.260738][ C0] _printk+0xde/0x140 [ 53.260795][ C0] ? __kernel_text_address+0x11/0x40 [ 53.260891][ C0] ? __cfi__printk+0x10/0x10 [ 53.260969][ C0] should_fail_ex+0x3a4/0x510 [ 53.261024][ C0] should_failslab+0xac/0x100 [ 53.261091][ C0] kmem_cache_alloc_noprof+0x42/0x410 [ 53.261141][ C0] ? getname_flags+0xcc/0x6b0 [ 53.261203][ C0] getname_flags+0xcc/0x6b0 [ 53.261260][ C0] vfs_fstatat+0xcb/0x1d0 [ 53.261324][ C0] __se_sys_newfstatat+0x127/0x3c0 [ 53.261404][ C0] ? __x64_sys_newfstatat+0xc0/0xc0 [ 53.261459][ C0] ? mntput_no_expire+0x104/0x6c0 [ 53.261551][ C0] ? selinux_capable+0x38/0x50 [ 53.261626][ C0] ? mntput+0xd0/0xd0 [ 53.261699][ C0] ? dput+0xd5/0x520 [ 53.261765][ C0] ? path_umount+0x34a/0xf60 [ 53.261856][ C0] ? __x64_sys_umount+0x12e/0x180 [ 53.261901][ C0] __x64_sys_newfstatat+0x9f/0xc0 [ 53.261963][ C0] x64_sys_call+0x1821/0x2ee0 [ 53.262007][ C0] do_syscall_64+0x57/0xf0 [ 53.262059][ C0] ? clear_bhb_loop+0x50/0xa0 [ 53.262118][ C0] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 53.262175][ C0] RIP: 0033:0x7f294339c4da [ 53.262247][ C0] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 41 89 ca b8 06 01 00 00 0f 05 <3d> 00 f0 ff ff 77 07 31 c0 c3 0f 1f 40 00 48 c7 c2 e8 ff ff ff f7 [ 53.262287][ C0] RSP: 002b:00007ffda8a9ad88 EFLAGS: 00000286 ORIG_RAX: 0000000000000106 [ 53.262335][ C0] RAX: ffffffffffffffda RBX: 00007f294343330a RCX: 00007f294339c4da [ 53.262380][ C0] RDX: 00007ffda8a9adb0 RSI: 00007ffda8a9ae40 RDI: 00000000ffffff9c [ 53.262418][ C0] RBP: 00007ffda8a9ae40 R08: 00007ffda8a9be40 R09: 00000000ffffffff [ 53.262455][ C0] R10: 0000000000000100 R11: 0000000000000286 R12: 00007ffda8a9bed0 [ 53.262491][ C0] R13: 00007f294343330a R14: 000000000000cfb9 R15: 00007ffda8a9bf10 [ 53.262530][ C0] [ 53.262716][ C0] FAULT_INJECTION: forcing a failure. [ 53.262716][ C0] name failslab, interval 1, probability 10, space 0, times 90 [ 53.268104][ C1] CPU: 1 UID: 0 PID: 334 Comm: kworker/1:3 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 53.268177][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.268227][ C1] Workqueue: events drain_vmap_area_work [ 53.268289][ C1] Call Trace: [ 53.268312][ C1] [ 53.268342][ C1] __dump_stack+0x21/0x30 [ 53.268408][ C1] dump_stack_lvl+0x140/0x1c0 [ 53.268469][ C1] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.268531][ C1] ? calc_wheel_index+0x1b9/0x8f0 [ 53.268588][ C1] ? __kasan_check_write+0x18/0x20 [ 53.268637][ C1] dump_stack+0x19/0x20 [ 53.268698][ C1] should_fail_ex+0x3c2/0x510 [ 53.268744][ C1] should_failslab+0xac/0x100 [ 53.268805][ C1] kmem_cache_alloc_node_noprof+0x45/0x420 [ 53.268855][ C1] ? enqueue_timer+0x1c5/0x4b0 [ 53.268916][ C1] ? __alloc_skb+0x10c/0x360 [ 53.268993][ C1] __alloc_skb+0x10c/0x360 [ 53.269063][ C1] ndisc_send_rs+0x322/0x880 [ 53.269107][ C1] ? ipv6_get_lladdr+0x1c2/0x200 [ 53.269179][ C1] addrconf_rs_timer+0x362/0x620 [ 53.269234][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 53.269292][ C1] ? _raw_spin_lock_irq+0x93/0x120 [ 53.269344][ C1] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 53.269396][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 53.269449][ C1] call_timer_fn+0x4c/0x300 [ 53.269511][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 53.269567][ C1] __run_timer_base+0x6c0/0x9b0 [ 53.269656][ C1] ? timer_expire_remote+0xa0/0xa0 [ 53.269715][ C1] ? kvm_sched_clock_read+0x15/0x30 [ 53.269787][ C1] ? irqtime_account_irq+0x51/0x1c0 [ 53.269855][ C1] run_timer_softirq+0x35/0x70 [ 53.269910][ C1] handle_softirqs+0x1aa/0x620 [ 53.269958][ C1] __irq_exit_rcu+0x47/0xb0 [ 53.270008][ C1] irq_exit_rcu+0xd/0x30 [ 53.270052][ C1] sysvec_apic_timer_interrupt+0x82/0x90 [ 53.270122][ C1] [ 53.270140][ C1] [ 53.270157][ C1] asm_sysvec_apic_timer_interrupt+0x1f/0x30 [ 53.270218][ C1] RIP: 0010:stack_depot_save_flags+0xd8/0x800 [ 53.270278][ C1] Code: 89 c9 c1 c1 10 31 f9 45 01 c1 89 c8 c1 c0 13 41 29 c8 44 31 c0 44 01 c9 41 29 c1 41 89 c4 41 c1 c4 04 45 31 cc 01 c8 83 c6 fd <48> 83 c2 0c 83 fe 03 77 93 83 fe 01 7f 17 85 f6 8b 75 bc 75 1f eb [ 53.270320][ C1] RSP: 0018:ffffc9000b81f580 EFLAGS: 00000217 [ 53.270357][ C1] RAX: 000000005f978a24 RBX: 0000000000002800 RCX: 00000000ee7701ce [ 53.270391][ C1] RDX: ffffc9000b81f688 RSI: 0000000000000009 RDI: 000000003eafabd3 [ 53.270432][ C1] RBP: ffffc9000b81f5e0 R08: 00000000c393bd21 R09: 0000000016a78322 [ 53.270468][ C1] R10: 000000000000000f R11: ffffffff81759ed0 R12: 0000000004af0645 [ 53.270503][ C1] R13: 1ffff1102166ca40 R14: ffffc9000b81f640 R15: 1ffff92001703ec4 [ 53.270549][ C1] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 53.270614][ C1] stack_depot_save+0x12/0x20 [ 53.270667][ C1] save_stack+0x133/0x240 [ 53.270721][ C1] ? __reset_page_owner+0x450/0x450 [ 53.270781][ C1] ? free_unref_page+0xbb8/0xf70 [ 53.270840][ C1] ? __free_pages+0x6b/0x3b0 [ 53.270902][ C1] ? free_pages+0x86/0x90 [ 53.270976][ C1] ? kasan_depopulate_vmalloc_pte+0x79/0xa0 [ 53.271039][ C1] ? __apply_to_page_range+0x7c2/0xd00 [ 53.271112][ C1] ? apply_to_existing_page_range+0x3c/0x50 [ 53.271166][ C1] ? kasan_release_vmalloc+0xa6/0xd0 [ 53.271217][ C1] ? purge_vmap_node+0x245/0x8b0 [ 53.271262][ C1] ? __purge_vmap_area_lazy+0x627/0x8e0 [ 53.271320][ C1] ? drain_vmap_area_work+0x29/0x50 [ 53.271365][ C1] ? process_scheduled_works+0x7f7/0x1060 [ 53.271436][ C1] ? worker_thread+0xc99/0x13f0 [ 53.271484][ C1] ? kthread+0x2c7/0x360 [ 53.271539][ C1] ? ret_from_fork+0x67/0xa0 [ 53.271607][ C1] ? ret_from_fork_asm+0x1a/0x30 [ 53.271667][ C1] ? kvm_sched_clock_read+0x15/0x30 [ 53.271736][ C1] __reset_page_owner+0x79/0x450 [ 53.271790][ C1] ? free_unref_page_commit+0x5a0/0xec0 [ 53.271859][ C1] free_unref_page+0xbb8/0xf70 [ 53.271921][ C1] ? __cfi_free_unref_page+0x10/0x10 [ 53.272007][ C1] ? __kasan_check_write+0x18/0x20 [ 53.272043][ C1] __free_pages+0x6b/0x3b0 [ 53.272119][ C1] free_pages+0x86/0x90 [ 53.272191][ C1] kasan_depopulate_vmalloc_pte+0x79/0xa0 [ 53.272247][ C1] __apply_to_page_range+0x7c2/0xd00 [ 53.272320][ C1] ? __cfi_kasan_depopulate_vmalloc_pte+0x10/0x10 [ 53.272389][ C1] ? apply_to_page_range+0x60/0x60 [ 53.272475][ C1] ? _raw_spin_unlock+0x5c/0x60 [ 53.272518][ C1] ? reclaim_list_global+0x143d/0x1470 [ 53.272578][ C1] ? __cfi_kasan_depopulate_vmalloc_pte+0x10/0x10 [ 53.272626][ C1] apply_to_existing_page_range+0x3c/0x50 [ 53.272685][ C1] kasan_release_vmalloc+0xa6/0xd0 [ 53.272762][ C1] purge_vmap_node+0x245/0x8b0 [ 53.272818][ C1] ? __cfi_purge_vmap_node+0x10/0x10 [ 53.272866][ C1] __purge_vmap_area_lazy+0x627/0x8e0 [ 53.272921][ C1] drain_vmap_area_work+0x29/0x50 [ 53.272974][ C1] process_scheduled_works+0x7f7/0x1060 [ 53.273037][ C1] worker_thread+0xc99/0x13f0 [ 53.273103][ C1] kthread+0x2c7/0x360 [ 53.273161][ C1] ? __cfi_worker_thread+0x10/0x10 [ 53.273215][ C1] ? __cfi_kthread+0x10/0x10 [ 53.273270][ C1] ret_from_fork+0x67/0xa0 [ 53.273342][ C1] ? __cfi_kthread+0x10/0x10 [ 53.273398][ C1] ret_from_fork_asm+0x1a/0x30 [ 53.273452][ C1] [ 53.273790][ C1] FAULT_INJECTION: forcing a failure. [ 53.273790][ C1] name failslab, interval 1, probability 10, space 0, times 88 [ 53.278160][ C0] CPU: 0 UID: 0 PID: 340 Comm: syz-executor Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 53.278249][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.278282][ C0] Call Trace: [ 53.278300][ C0] [ 53.278325][ C0] __dump_stack+0x21/0x30 [ 53.278389][ C0] dump_stack_lvl+0x140/0x1c0 [ 53.278457][ C0] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.278521][ C0] ? ref_tracker_alloc+0x356/0x5b0 [ 53.278594][ C0] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 53.278654][ C0] ? dst_alloc+0x163/0x240 [ 53.278701][ C0] dump_stack+0x19/0x20 [ 53.278794][ C0] should_fail_ex+0x3c2/0x510 [ 53.278851][ C0] should_failslab+0xac/0x100 [ 53.278916][ C0] __kmalloc_cache_noprof+0x41/0x470 [ 53.278967][ C0] ? dst_cow_metrics_generic+0x65/0x2a0 [ 53.279024][ C0] ? dst_init+0x329/0x430 [ 53.279068][ C0] dst_cow_metrics_generic+0x65/0x2a0 [ 53.279125][ C0] icmp6_dst_alloc+0x310/0x4f0 [ 53.279200][ C0] ndisc_send_skb+0x2a6/0xca0 [ 53.279255][ C0] ? should_fail_ex+0x201/0x510 [ 53.279310][ C0] ? __cfi_ndisc_send_skb+0x10/0x10 [ 53.279364][ C0] ? kmem_cache_alloc_node_noprof+0x1ed/0x420 [ 53.279426][ C0] ? kmalloc_reserve+0xcf/0x4f0 [ 53.279501][ C0] ? __asan_memset+0x39/0x50 [ 53.279572][ C0] ? __ndisc_fill_addr_option+0xdb/0x140 [ 53.279630][ C0] ndisc_send_rs+0x675/0x880 [ 53.279704][ C0] addrconf_rs_timer+0x362/0x620 [ 53.279762][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 53.279816][ C0] ? _raw_spin_lock_irq+0x93/0x120 [ 53.279888][ C0] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 53.279935][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 53.280002][ C0] call_timer_fn+0x4c/0x300 [ 53.280090][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 53.280156][ C0] __run_timer_base+0x6c0/0x9b0 [ 53.280214][ C0] ? timer_expire_remote+0xa0/0xa0 [ 53.280331][ C0] ? kvm_sched_clock_read+0x15/0x30 [ 53.280442][ C0] ? irqtime_account_irq+0x51/0x1c0 [ 53.280506][ C0] run_timer_softirq+0x35/0x70 [ 53.280594][ C0] handle_softirqs+0x1aa/0x620 [ 53.280657][ C0] __irq_exit_rcu+0x47/0xb0 [ 53.280719][ C0] irq_exit_rcu+0xd/0x30 [ 53.280773][ C0] sysvec_apic_timer_interrupt+0x82/0x90 [ 53.280854][ C0] [ 53.280874][ C0] [ 53.280895][ C0] asm_sysvec_apic_timer_interrupt+0x1f/0x30 [ 53.280967][ C0] RIP: 0010:console_flush_all+0x6fd/0xab0 [ 53.281088][ C0] Code: 89 de 48 81 e6 00 02 00 00 31 ff e8 2d 8f 1e 00 48 81 e3 00 02 00 00 75 07 e8 3f 8a 1e 00 eb 06 e8 38 8a 1e 00 fb 49 8d 5d 58 <48> 8b 44 24 28 42 80 3c 20 00 74 08 48 89 df e8 1f 4a 77 00 48 8b [ 53.281149][ C0] RSP: 0018:ffffc9000122f660 EFLAGS: 00000293 [ 53.281200][ C0] RAX: ffffffff8168e788 RBX: ffffffff878f48b8 RCX: ffff888132dc1300 [ 53.281242][ C0] RDX: 0000000000000000 RSI: 0000000000000200 RDI: 0000000000000000 [ 53.281282][ C0] RBP: ffffc9000122f790 R08: 0000000000000003 R09: 0000000000000004 [ 53.281323][ C0] R10: dffffc0000000000 R11: fffff52000245ebc R12: dffffc0000000000 [ 53.281372][ C0] R13: ffffffff878f4860 R14: ffffffff878f48b8 R15: 0000000000000001 [ 53.281415][ C0] ? console_flush_all+0x6f8/0xab0 [ 53.281506][ C0] ? __console_rewind_all+0x170/0x170 [ 53.281596][ C0] ? __kasan_check_read+0x15/0x20 [ 53.281650][ C0] ? is_printk_cpu_sync_owner+0x39/0x50 [ 53.281734][ C0] ? is_printk_legacy_deferred+0x5c/0x70 [ 53.281794][ C0] console_unlock+0xf8/0x2c0 [ 53.281865][ C0] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 53.281928][ C0] ? __cfi_console_unlock+0x10/0x10 [ 53.282005][ C0] ? __printk_safe_exit+0xd/0x20 [ 53.282060][ C0] ? console_trylock+0x17e/0x220 [ 53.282133][ C0] ? __cfi_console_trylock+0x10/0x10 [ 53.282206][ C0] ? __kasan_check_read+0x15/0x20 [ 53.282257][ C0] ? is_printk_cpu_sync_owner+0x39/0x50 [ 53.282348][ C0] ? is_printk_legacy_deferred+0x5c/0x70 [ 53.282416][ C0] vprintk_emit+0x282/0x650 [ 53.282494][ C0] ? __cfi_vprintk_emit+0x10/0x10 [ 53.282575][ C0] vprintk_default+0x2a/0x40 [ 53.282634][ C0] vprintk+0x93/0xa0 [ 53.282679][ C0] _printk+0xde/0x140 [ 53.282744][ C0] ? __kernel_text_address+0x11/0x40 [ 53.282810][ C0] ? __cfi__printk+0x10/0x10 [ 53.282882][ C0] should_fail_ex+0x3a4/0x510 [ 53.282941][ C0] should_failslab+0xac/0x100 [ 53.283015][ C0] kmem_cache_alloc_noprof+0x42/0x410 [ 53.283072][ C0] ? getname_flags+0xcc/0x6b0 [ 53.283137][ C0] getname_flags+0xcc/0x6b0 [ 53.283193][ C0] vfs_fstatat+0xcb/0x1d0 [ 53.283249][ C0] __se_sys_newfstatat+0x127/0x3c0 [ 53.283320][ C0] ? __x64_sys_newfstatat+0xc0/0xc0 [ 53.283384][ C0] ? mntput_no_expire+0x104/0x6c0 [ 53.283460][ C0] ? selinux_capable+0x38/0x50 [ 53.283562][ C0] ? mntput+0xd0/0xd0 [ 53.283630][ C0] ? dput+0xd5/0x520 [ 53.283716][ C0] ? path_umount+0x34a/0xf60 [ 53.283791][ C0] ? __x64_sys_umount+0x12e/0x180 [ 53.283844][ C0] __x64_sys_newfstatat+0x9f/0xc0 [ 53.283943][ C0] x64_sys_call+0x1821/0x2ee0 [ 53.284002][ C0] do_syscall_64+0x57/0xf0 [ 53.284056][ C0] ? clear_bhb_loop+0x50/0xa0 [ 53.284131][ C0] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 53.284210][ C0] RIP: 0033:0x7f294339c4da [ 53.284259][ C0] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 41 89 ca b8 06 01 00 00 0f 05 <3d> 00 f0 ff ff 77 07 31 c0 c3 0f 1f 40 00 48 c7 c2 e8 ff ff ff f7 [ 53.284301][ C0] RSP: 002b:00007ffda8a9ad88 EFLAGS: 00000286 ORIG_RAX: 0000000000000106 [ 53.284354][ C0] RAX: ffffffffffffffda RBX: 00007f294343330a RCX: 00007f294339c4da [ 53.284402][ C0] RDX: 00007ffda8a9adb0 RSI: 00007ffda8a9ae40 RDI: 00000000ffffff9c [ 53.284444][ C0] RBP: 00007ffda8a9ae40 R08: 00007ffda8a9be40 R09: 00000000ffffffff [ 53.284485][ C0] R10: 0000000000000100 R11: 0000000000000286 R12: 00007ffda8a9bed0 [ 53.284524][ C0] R13: 00007f294343330a R14: 000000000000cfb9 R15: 00007ffda8a9bf10 [ 53.284586][ C0] [ 53.286252][ T46] FAULT_INJECTION: forcing a failure. [ 53.286252][ T46] name failslab, interval 1, probability 10, space 0, times 87 [ 53.287085][ C1] CPU: 1 UID: 0 PID: 334 Comm: kworker/1:3 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 53.287182][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.287234][ C1] Workqueue: events drain_vmap_area_work [ 53.287296][ C1] Call Trace: [ 53.287315][ C1] [ 53.287339][ C1] __dump_stack+0x21/0x30 [ 53.287419][ C1] dump_stack_lvl+0x140/0x1c0 [ 53.287486][ C1] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.287554][ C1] ? kasan_save_track+0x4f/0x80 [ 53.287610][ C1] dump_stack+0x19/0x20 [ 53.287675][ C1] should_fail_ex+0x3c2/0x510 [ 53.287730][ C1] ? __cfi_ip6_dst_gc+0x10/0x10 [ 53.287792][ C1] should_failslab+0xac/0x100 [ 53.287856][ C1] kmem_cache_alloc_noprof+0x42/0x410 [ 53.287904][ C1] ? kasan_release_vmalloc+0xa6/0xd0 [ 53.287958][ C1] ? purge_vmap_node+0x245/0x8b0 [ 53.288005][ C1] ? dst_alloc+0x13c/0x240 [ 53.288067][ C1] ? process_scheduled_works+0x7f7/0x1060 [ 53.288117][ C1] ? worker_thread+0xc99/0x13f0 [ 53.288170][ C1] ? kthread+0x2c7/0x360 [ 53.288226][ C1] ? __cfi_ip6_dst_gc+0x10/0x10 [ 53.288282][ C1] dst_alloc+0x13c/0x240 [ 53.288336][ C1] icmp6_dst_alloc+0xef/0x4f0 [ 53.288409][ C1] ndisc_send_skb+0x2a6/0xca0 [ 53.288466][ C1] ? should_fail_ex+0x201/0x510 [ 53.288541][ C1] ? __cfi_ndisc_send_skb+0x10/0x10 [ 53.288585][ C1] ? kmem_cache_alloc_node_noprof+0x1ed/0x420 [ 53.288665][ C1] ? kmalloc_reserve+0xcf/0x4f0 [ 53.288746][ C1] ? __asan_memcpy+0x5a/0x80 [ 53.288796][ C1] ? __ndisc_fill_addr_option+0xe2/0x140 [ 53.288847][ C1] ndisc_send_rs+0x675/0x880 [ 53.288892][ C1] addrconf_rs_timer+0x362/0x620 [ 53.288953][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 53.289006][ C1] ? _raw_spin_lock_irq+0x93/0x120 [ 53.289058][ C1] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 53.289112][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 53.289166][ C1] call_timer_fn+0x4c/0x300 [ 53.289244][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 53.289299][ C1] __run_timer_base+0x6c0/0x9b0 [ 53.289364][ C1] ? timer_expire_remote+0xa0/0xa0 [ 53.289432][ C1] ? kvm_sched_clock_read+0x15/0x30 [ 53.289497][ C1] ? irqtime_account_irq+0x51/0x1c0 [ 53.289567][ C1] run_timer_softirq+0x35/0x70 [ 53.289631][ C1] handle_softirqs+0x1aa/0x620 [ 53.289687][ C1] __irq_exit_rcu+0x47/0xb0 [ 53.289739][ C1] irq_exit_rcu+0xd/0x30 [ 53.289786][ C1] sysvec_apic_timer_interrupt+0x82/0x90 [ 53.289859][ C1] [ 53.289877][ C1] [ 53.289896][ C1] asm_sysvec_apic_timer_interrupt+0x1f/0x30 [ 53.289954][ C1] RIP: 0010:stack_depot_save_flags+0xd8/0x800 [ 53.290045][ C1] Code: 89 c9 c1 c1 10 31 f9 45 01 c1 89 c8 c1 c0 13 41 29 c8 44 31 c0 44 01 c9 41 29 c1 41 89 c4 41 c1 c4 04 45 31 cc 01 c8 83 c6 fd <48> 83 c2 0c 83 fe 03 77 93 83 fe 01 7f 17 85 f6 8b 75 bc 75 1f eb [ 53.290113][ C1] RSP: 0018:ffffc9000b81f580 EFLAGS: 00000217 [ 53.290158][ C1] RAX: 000000005f978a24 RBX: 0000000000002800 RCX: 00000000ee7701ce [ 53.290197][ C1] RDX: ffffc9000b81f688 RSI: 0000000000000009 RDI: 000000003eafabd3 [ 53.290236][ C1] RBP: ffffc9000b81f5e0 R08: 00000000c393bd21 R09: 0000000016a78322 [ 53.290275][ C1] R10: 000000000000000f R11: ffffffff81759ed0 R12: 0000000004af0645 [ 53.290319][ C1] R13: 1ffff1102166ca40 R14: ffffc9000b81f640 R15: 1ffff92001703ec4 [ 53.290364][ C1] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 53.290430][ C1] stack_depot_save+0x12/0x20 [ 53.290487][ C1] save_stack+0x133/0x240 [ 53.290550][ C1] ? __reset_page_owner+0x450/0x450 [ 53.290611][ C1] ? free_unref_page+0xbb8/0xf70 [ 53.290677][ C1] ? __free_pages+0x6b/0x3b0 [ 53.290761][ C1] ? free_pages+0x86/0x90 [ 53.290839][ C1] ? kasan_depopulate_vmalloc_pte+0x79/0xa0 [ 53.290894][ C1] ? __apply_to_page_range+0x7c2/0xd00 [ 53.290932][ C1] ? apply_to_existing_page_range+0x3c/0x50 [ 53.290988][ C1] ? kasan_release_vmalloc+0xa6/0xd0 [ 53.291043][ C1] ? purge_vmap_node+0x245/0x8b0 [ 53.291099][ C1] ? __purge_vmap_area_lazy+0x627/0x8e0 [ 53.291153][ C1] ? drain_vmap_area_work+0x29/0x50 [ 53.291200][ C1] ? process_scheduled_works+0x7f7/0x1060 [ 53.291255][ C1] ? worker_thread+0xc99/0x13f0 [ 53.291302][ C1] ? kthread+0x2c7/0x360 [ 53.291357][ C1] ? ret_from_fork+0x67/0xa0 [ 53.291450][ C1] ? ret_from_fork_asm+0x1a/0x30 [ 53.291517][ C1] ? kvm_sched_clock_read+0x15/0x30 [ 53.291586][ C1] __reset_page_owner+0x79/0x450 [ 53.291643][ C1] ? free_unref_page_commit+0x5a0/0xec0 [ 53.291718][ C1] free_unref_page+0xbb8/0xf70 [ 53.291792][ C1] ? __cfi_free_unref_page+0x10/0x10 [ 53.291857][ C1] ? __kasan_check_write+0x18/0x20 [ 53.291912][ C1] __free_pages+0x6b/0x3b0 [ 53.291996][ C1] free_pages+0x86/0x90 [ 53.292060][ C1] kasan_depopulate_vmalloc_pte+0x79/0xa0 [ 53.292113][ C1] __apply_to_page_range+0x7c2/0xd00 [ 53.292173][ C1] ? __cfi_kasan_depopulate_vmalloc_pte+0x10/0x10 [ 53.292235][ C1] ? apply_to_page_range+0x60/0x60 [ 53.292282][ C1] ? _raw_spin_unlock+0x5c/0x60 [ 53.292333][ C1] ? reclaim_list_global+0x143d/0x1470 [ 53.292384][ C1] ? __cfi_kasan_depopulate_vmalloc_pte+0x10/0x10 [ 53.292440][ C1] apply_to_existing_page_range+0x3c/0x50 [ 53.292494][ C1] kasan_release_vmalloc+0xa6/0xd0 [ 53.292545][ C1] purge_vmap_node+0x245/0x8b0 [ 53.292593][ C1] ? __cfi_purge_vmap_node+0x10/0x10 [ 53.292640][ C1] __purge_vmap_area_lazy+0x627/0x8e0 [ 53.292706][ C1] drain_vmap_area_work+0x29/0x50 [ 53.292771][ C1] process_scheduled_works+0x7f7/0x1060 [ 53.292831][ C1] worker_thread+0xc99/0x13f0 [ 53.292913][ C1] kthread+0x2c7/0x360 [ 53.292974][ C1] ? __cfi_worker_thread+0x10/0x10 [ 53.293028][ C1] ? __cfi_kthread+0x10/0x10 [ 53.293085][ C1] ret_from_fork+0x67/0xa0 [ 53.293158][ C1] ? __cfi_kthread+0x10/0x10 [ 53.293217][ C1] ret_from_fork_asm+0x1a/0x30 [ 53.293271][ C1] [ 53.293337][ C1] FAULT_INJECTION: forcing a failure. [ 53.293337][ C1] name failslab, interval 1, probability 10, space 0, times 86 [ 53.294283][ T46] CPU: 0 UID: 0 PID: 46 Comm: kworker/u8:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 53.294364][ T46] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.294417][ T46] Workqueue: ext4-rsv-conversion ext4_end_io_rsv_work [ 53.294517][ T46] Call Trace: [ 53.294538][ T46] [ 53.294560][ T46] __dump_stack+0x21/0x30 [ 53.294652][ T46] dump_stack_lvl+0x140/0x1c0 [ 53.294740][ T46] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.294807][ T46] ? kmem_cache_free+0x1bd/0x4f0 [ 53.294853][ T46] ? percpu_counter_add_batch+0x105/0x1a0 [ 53.294914][ T46] dump_stack+0x19/0x20 [ 53.294977][ T46] should_fail_ex+0x3c2/0x510 [ 53.295035][ T46] should_failslab+0xac/0x100 [ 53.295087][ T46] kmem_cache_alloc_noprof+0x42/0x410 [ 53.295138][ T46] ? __es_insert_extent+0x6f9/0x17a0 [ 53.295192][ T46] __es_insert_extent+0x6f9/0x17a0 [ 53.295252][ T46] ext4_es_insert_extent+0x576/0x2760 [ 53.295313][ T46] ? __cfi_ext4_es_insert_extent+0x10/0x10 [ 53.295371][ T46] ? ext4_es_lookup_extent+0x567/0x900 [ 53.295427][ T46] ext4_map_blocks+0xb71/0x17f0 [ 53.295468][ T46] ? __cfi_ext4_map_blocks+0x10/0x10 [ 53.295545][ T46] ext4_convert_unwritten_extents+0x2c0/0x5e0 [ 53.295616][ T46] ? __cfi_ext4_convert_unwritten_extents+0x10/0x10 [ 53.295678][ T46] ? jbd2_journal_start_reserved+0x1d0/0x400 [ 53.295743][ T46] ? ext4_convert_unwritten_io_end_vec+0x37/0x190 [ 53.295822][ T46] ? __ext4_journal_start_reserved+0x1c0/0x360 [ 53.295915][ T46] ext4_convert_unwritten_io_end_vec+0x107/0x190 [ 53.295971][ T46] ext4_end_io_rsv_work+0x2af/0x640 [ 53.296037][ T46] ? _raw_spin_unlock+0x45/0x60 [ 53.296104][ T46] ? __cfi_ext4_end_io_rsv_work+0x10/0x10 [ 53.296190][ T46] ? kick_pool+0xb9/0x540 [ 53.296248][ T46] process_scheduled_works+0x7f7/0x1060 [ 53.296309][ T46] worker_thread+0xc99/0x13f0 [ 53.296389][ T46] kthread+0x2c7/0x360 [ 53.296444][ T46] ? __cfi_worker_thread+0x10/0x10 [ 53.296509][ T46] ? __cfi_kthread+0x10/0x10 [ 53.296569][ T46] ret_from_fork+0x67/0xa0 [ 53.296650][ T46] ? __cfi_kthread+0x10/0x10 [ 53.296695][ T46] ret_from_fork_asm+0x1a/0x30 [ 53.296749][ T46] [ 53.303817][ T346] CPU: 0 UID: 0 PID: 346 Comm: kworker/0:4 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 53.303897][ T346] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.303937][ T346] Workqueue: mld mld_dad_work [ 53.304001][ T346] Call Trace: [ 53.304022][ T346] [ 53.304050][ T346] __dump_stack+0x21/0x30 [ 53.304121][ T346] dump_stack_lvl+0x140/0x1c0 [ 53.304199][ T346] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.304302][ T346] dump_stack+0x19/0x20 [ 53.304395][ T346] should_fail_ex+0x3c2/0x510 [ 53.304458][ T346] should_failslab+0xac/0x100 [ 53.304537][ T346] kmem_cache_alloc_node_noprof+0x45/0x420 [ 53.304600][ T346] ? __alloc_skb+0x10c/0x360 [ 53.304699][ T346] __alloc_skb+0x10c/0x360 [ 53.304767][ T346] mld_newpack+0x162/0xa10 [ 53.304822][ T346] ? mld_sendpack+0xd10/0xd10 [ 53.304874][ T346] ? __cfi___switch_to+0x10/0x10 [ 53.304946][ T346] add_grec+0xf20/0x1400 [ 53.305000][ T346] ? mutex_lock+0x97/0x1d0 [ 53.305059][ T346] mld_send_initial_cr+0x157/0x320 [ 53.305108][ T346] mld_dad_work+0x3e/0x4e0 [ 53.305162][ T346] process_scheduled_works+0x7f7/0x1060 [ 53.305219][ T346] worker_thread+0xc99/0x13f0 [ 53.305271][ T346] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 53.305338][ T346] ? __kasan_check_read+0x15/0x20 [ 53.305398][ T346] kthread+0x2c7/0x360 [ 53.305450][ T346] ? __cfi_worker_thread+0x10/0x10 [ 53.305502][ T346] ? __cfi_kthread+0x10/0x10 [ 53.305555][ T346] ret_from_fork+0x67/0xa0 [ 53.305636][ T346] ? __cfi_kthread+0x10/0x10 [ 53.305721][ T346] ret_from_fork_asm+0x1a/0x30 [ 53.305793][ T346] [ 53.306671][ C0] FAULT_INJECTION: forcing a failure. [ 53.306671][ C0] name failslab, interval 1, probability 10, space 0, times 84 [ 53.309306][ C1] CPU: 1 UID: 0 PID: 334 Comm: kworker/1:3 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 53.309376][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.309421][ C1] Workqueue: events drain_vmap_area_work [ 53.309486][ C1] Call Trace: [ 53.309497][ C1] [ 53.309520][ C1] __dump_stack+0x21/0x30 [ 53.309579][ C1] dump_stack_lvl+0x140/0x1c0 [ 53.309646][ C1] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.309727][ C1] ? calc_wheel_index+0x1b9/0x8f0 [ 53.309794][ C1] ? __kasan_check_write+0x18/0x20 [ 53.309848][ C1] dump_stack+0x19/0x20 [ 53.309913][ C1] should_fail_ex+0x3c2/0x510 [ 53.309978][ C1] should_failslab+0xac/0x100 [ 53.310043][ C1] kmem_cache_alloc_node_noprof+0x45/0x420 [ 53.310106][ C1] ? enqueue_timer+0x1c5/0x4b0 [ 53.310171][ C1] ? __alloc_skb+0x10c/0x360 [ 53.310238][ C1] __alloc_skb+0x10c/0x360 [ 53.310318][ C1] ndisc_send_rs+0x322/0x880 [ 53.310361][ C1] ? ipv6_get_lladdr+0x1c2/0x200 [ 53.310424][ C1] addrconf_rs_timer+0x362/0x620 [ 53.310483][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 53.310537][ C1] ? _raw_spin_lock_irq+0x93/0x120 [ 53.310593][ C1] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 53.310647][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 53.310708][ C1] call_timer_fn+0x4c/0x300 [ 53.310776][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 53.310850][ C1] __run_timer_base+0x6c0/0x9b0 [ 53.310925][ C1] ? timer_expire_remote+0xa0/0xa0 [ 53.310981][ C1] ? kvm_sched_clock_read+0x15/0x30 [ 53.311060][ C1] ? irqtime_account_irq+0x51/0x1c0 [ 53.311132][ C1] run_timer_softirq+0x35/0x70 [ 53.311195][ C1] handle_softirqs+0x1aa/0x620 [ 53.311243][ C1] __irq_exit_rcu+0x47/0xb0 [ 53.311287][ C1] irq_exit_rcu+0xd/0x30 [ 53.311331][ C1] sysvec_apic_timer_interrupt+0x82/0x90 [ 53.311406][ C1] [ 53.311431][ C1] [ 53.311450][ C1] asm_sysvec_apic_timer_interrupt+0x1f/0x30 [ 53.311511][ C1] RIP: 0010:stack_depot_save_flags+0xd8/0x800 [ 53.311576][ C1] Code: 89 c9 c1 c1 10 31 f9 45 01 c1 89 c8 c1 c0 13 41 29 c8 44 31 c0 44 01 c9 41 29 c1 41 89 c4 41 c1 c4 04 45 31 cc 01 c8 83 c6 fd <48> 83 c2 0c 83 fe 03 77 93 83 fe 01 7f 17 85 f6 8b 75 bc 75 1f eb [ 53.311613][ C1] RSP: 0018:ffffc9000b81f580 EFLAGS: 00000217 [ 53.311656][ C1] RAX: 000000005f978a24 RBX: 0000000000002800 RCX: 00000000ee7701ce [ 53.311690][ C1] RDX: ffffc9000b81f688 RSI: 0000000000000009 RDI: 000000003eafabd3 [ 53.311725][ C1] RBP: ffffc9000b81f5e0 R08: 00000000c393bd21 R09: 0000000016a78322 [ 53.311760][ C1] R10: 000000000000000f R11: ffffffff81759ed0 R12: 0000000004af0645 [ 53.311794][ C1] R13: 1ffff1102166ca40 R14: ffffc9000b81f640 R15: 1ffff92001703ec4 [ 53.311831][ C1] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 53.311893][ C1] stack_depot_save+0x12/0x20 [ 53.311953][ C1] save_stack+0x133/0x240 [ 53.312007][ C1] ? __reset_page_owner+0x450/0x450 [ 53.312076][ C1] ? free_unref_page+0xbb8/0xf70 [ 53.312139][ C1] ? __free_pages+0x6b/0x3b0 [ 53.312224][ C1] ? free_pages+0x86/0x90 [ 53.312297][ C1] ? kasan_depopulate_vmalloc_pte+0x79/0xa0 [ 53.312349][ C1] ? __apply_to_page_range+0x7c2/0xd00 [ 53.312402][ C1] ? apply_to_existing_page_range+0x3c/0x50 [ 53.312454][ C1] ? kasan_release_vmalloc+0xa6/0xd0 [ 53.312507][ C1] ? purge_vmap_node+0x245/0x8b0 [ 53.312551][ C1] ? __purge_vmap_area_lazy+0x627/0x8e0 [ 53.312592][ C1] ? drain_vmap_area_work+0x29/0x50 [ 53.312643][ C1] ? process_scheduled_works+0x7f7/0x1060 [ 53.312716][ C1] ? worker_thread+0xc99/0x13f0 [ 53.312807][ C1] ? kthread+0x2c7/0x360 [ 53.312853][ C1] ? ret_from_fork+0x67/0xa0 [ 53.312932][ C1] ? ret_from_fork_asm+0x1a/0x30 [ 53.312983][ C1] ? kvm_sched_clock_read+0x15/0x30 [ 53.313059][ C1] __reset_page_owner+0x79/0x450 [ 53.313129][ C1] ? free_unref_page_commit+0x5a0/0xec0 [ 53.313210][ C1] free_unref_page+0xbb8/0xf70 [ 53.313288][ C1] ? __cfi_free_unref_page+0x10/0x10 [ 53.313366][ C1] ? __kasan_check_write+0x18/0x20 [ 53.313426][ C1] __free_pages+0x6b/0x3b0 [ 53.313523][ C1] free_pages+0x86/0x90 [ 53.313623][ C1] kasan_depopulate_vmalloc_pte+0x79/0xa0 [ 53.313690][ C1] __apply_to_page_range+0x7c2/0xd00 [ 53.313766][ C1] ? __cfi_kasan_depopulate_vmalloc_pte+0x10/0x10 [ 53.313839][ C1] ? apply_to_page_range+0x60/0x60 [ 53.313902][ C1] ? _raw_spin_unlock+0x5c/0x60 [ 53.313966][ C1] ? reclaim_list_global+0x143d/0x1470 [ 53.314027][ C1] ? __cfi_kasan_depopulate_vmalloc_pte+0x10/0x10 [ 53.314099][ C1] apply_to_existing_page_range+0x3c/0x50 [ 53.314171][ C1] kasan_release_vmalloc+0xa6/0xd0 [ 53.314232][ C1] purge_vmap_node+0x245/0x8b0 [ 53.314293][ C1] ? __cfi_purge_vmap_node+0x10/0x10 [ 53.314356][ C1] __purge_vmap_area_lazy+0x627/0x8e0 [ 53.314424][ C1] drain_vmap_area_work+0x29/0x50 [ 53.314477][ C1] process_scheduled_works+0x7f7/0x1060 [ 53.314558][ C1] worker_thread+0xc99/0x13f0 [ 53.314633][ C1] kthread+0x2c7/0x360 [ 53.314709][ C1] ? __cfi_worker_thread+0x10/0x10 [ 53.314761][ C1] ? __cfi_kthread+0x10/0x10 [ 53.314785][ C1] ret_from_fork+0x67/0xa0 [ 53.314891][ C1] ? __cfi_kthread+0x10/0x10 [ 53.314959][ C1] ret_from_fork_asm+0x1a/0x30 [ 53.315004][ C1] [ 53.323915][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u8:0 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 53.324005][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.324047][ T12] Workqueue: writeback wb_workfn (flush-8:0) [ 53.324140][ T12] Call Trace: [ 53.324161][ T12] [ 53.324183][ T12] __dump_stack+0x21/0x30 [ 53.324273][ T12] dump_stack_lvl+0x140/0x1c0 [ 53.324346][ T12] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.324433][ T12] dump_stack+0x19/0x20 [ 53.324506][ T12] should_fail_ex+0x3c2/0x510 [ 53.324570][ T12] should_failslab+0xac/0x100 [ 53.324647][ T12] kmem_cache_alloc_noprof+0x42/0x410 [ 53.324718][ T12] ? ext4_init_io_end+0x44/0x1b0 [ 53.324818][ T12] ext4_init_io_end+0x44/0x1b0 [ 53.324902][ T12] ? ext4_do_writepages+0x28a1/0x39f0 [ 53.324949][ T12] ext4_do_writepages+0xbd5/0x39f0 [ 53.325012][ T12] ? ext4_normal_submit_inode_data_buffers+0x270/0x270 [ 53.325092][ T12] ext4_writepages+0x28c/0x550 [ 53.325176][ T12] ? __cfi_ext4_writepages+0x10/0x10 [ 53.325241][ T12] ? __cfi__raw_spin_lock+0x10/0x10 [ 53.325292][ T12] ? arch_scale_cpu_capacity+0x1c/0xb0 [ 53.325373][ T12] ? __cfi_ext4_writepages+0x10/0x10 [ 53.325435][ T12] do_writepages+0x3d7/0x7f0 [ 53.325510][ T12] ? __kasan_check_read+0x15/0x20 [ 53.325558][ T12] ? kthread_is_per_cpu+0xbe/0xf0 [ 53.325612][ T12] ? can_migrate_task+0x286/0xd50 [ 53.325661][ T12] ? __cfi_do_writepages+0x10/0x10 [ 53.325735][ T12] ? __kasan_check_write+0x18/0x20 [ 53.325790][ T12] ? _raw_spin_lock+0x92/0x120 [ 53.325846][ T12] __writeback_single_inode+0xc8/0xba0 [ 53.325910][ T12] writeback_sb_inodes+0x6a5/0xfb0 [ 53.325973][ T12] ? native_smp_send_reschedule+0x3d/0x60 [ 53.326036][ T12] ? __asan_memset+0x39/0x50 [ 53.326092][ T12] ? queue_io+0x690/0x690 [ 53.326181][ T12] ? __kasan_check_read+0x15/0x20 [ 53.326249][ T12] ? queue_io+0x3d9/0x690 [ 53.326314][ T12] __writeback_inodes_wb+0x129/0x280 [ 53.326374][ T12] wb_writeback+0x3bb/0x850 [ 53.326428][ T12] ? inode_cgwb_move_to_attached+0x470/0x470 [ 53.326488][ T12] ? __kasan_check_read+0x15/0x20 [ 53.326539][ T12] wb_workfn+0xa03/0xef0 [ 53.326583][ T12] ? ttwu_do_activate+0x620/0x620 [ 53.326644][ T12] ? __cfi_wb_workfn+0x10/0x10 [ 53.326688][ T12] ? try_to_wake_up+0x111a/0x1fd0 [ 53.326742][ T12] ? finish_task_switch+0x139/0x770 [ 53.326810][ T12] ? wake_up_process+0x14/0x20 [ 53.326853][ T12] ? kick_pool+0x3b7/0x540 [ 53.326907][ T12] process_scheduled_works+0x7f7/0x1060 [ 53.326967][ T12] worker_thread+0xc99/0x13f0 [ 53.327030][ T12] kthread+0x2c7/0x360 [ 53.327090][ T12] ? __cfi_worker_thread+0x10/0x10 [ 53.327136][ T12] ? __cfi_kthread+0x10/0x10 [ 53.327189][ T12] ret_from_fork+0x67/0xa0 [ 53.327242][ T12] ? __cfi_kthread+0x10/0x10 [ 53.327295][ T12] ret_from_fork_asm+0x1a/0x30 [ 53.327341][ T12] [ 53.327493][ T12] FAULT_INJECTION: forcing a failure. [ 53.327493][ T12] name failslab, interval 1, probability 10, space 0, times 81 [ 53.328018][ C0] CPU: 0 UID: 0 PID: 346 Comm: kworker/0:4 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 53.328101][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.328137][ C0] Workqueue: mld mld_dad_work [ 53.328201][ C0] Call Trace: [ 53.328218][ C0] [ 53.328237][ C0] __dump_stack+0x21/0x30 [ 53.328305][ C0] dump_stack_lvl+0x140/0x1c0 [ 53.328365][ C0] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.328428][ C0] dump_stack+0x19/0x20 [ 53.328495][ C0] should_fail_ex+0x3c2/0x510 [ 53.328554][ C0] should_failslab+0xac/0x100 [ 53.328610][ C0] kmem_cache_alloc_noprof+0x42/0x410 [ 53.328662][ C0] ? skb_clone+0x21d/0x470 [ 53.328707][ C0] ? __cfi_br_multicast_count+0x10/0x10 [ 53.328777][ C0] skb_clone+0x21d/0x470 [ 53.328819][ C0] br_flood+0x650/0x720 [ 53.328871][ C0] br_handle_frame_finish+0x1157/0x1620 [ 53.328931][ C0] ? mld_sendpack+0x751/0xd10 [ 53.328977][ C0] ? mld_send_initial_cr+0x1c0/0x320 [ 53.329029][ C0] ? __cfi_br_handle_frame_finish+0x10/0x10 [ 53.329093][ C0] br_handle_frame+0x5a5/0xba0 [ 53.329148][ C0] ? __cfi_br_handle_frame+0x10/0x10 [ 53.329201][ C0] __netif_receive_skb_core+0xfc1/0x3a70 [ 53.329270][ C0] ? __kfree_skb+0x18f/0x210 [ 53.329332][ C0] ? ip6_mc_input+0x433/0x680 [ 53.329399][ C0] ? ip6_mc_input+0x433/0x680 [ 53.329473][ C0] ? __cfi_ip6_mc_input+0x10/0x10 [ 53.329572][ C0] ? qdisc_run_end+0x120/0x120 [ 53.329634][ C0] ? __cfi_ip6_mc_input+0x10/0x10 [ 53.329697][ C0] ? ip6_rcv_finish+0x341/0x3c0 [ 53.329759][ C0] ? ipv6_rcv+0xf1/0x240 [ 53.329825][ C0] ? __kasan_check_write+0x18/0x20 [ 53.329870][ C0] ? _raw_spin_lock_irq+0x93/0x120 [ 53.329922][ C0] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 53.329975][ C0] ? __kasan_check_read+0x15/0x20 [ 53.330018][ C0] ? sched_balance_trigger+0x21d/0x950 [ 53.330093][ C0] process_backlog+0x40b/0xaf0 [ 53.330197][ C0] __napi_poll+0xcd/0x600 [ 53.330258][ C0] net_rx_action+0x5dc/0xd70 [ 53.330327][ C0] ? __cfi_net_rx_action+0x10/0x10 [ 53.330396][ C0] ? sched_clock+0x44/0x60 [ 53.330457][ C0] ? __cfi_sched_clock_cpu+0x10/0x10 [ 53.330524][ C0] ? sched_clock+0x44/0x60 [ 53.330595][ C0] ? irqtime_account_irq+0x51/0x1c0 [ 53.330663][ C0] handle_softirqs+0x1aa/0x620 [ 53.330709][ C0] ? __dev_queue_xmit+0x26c/0x3780 [ 53.330775][ C0] __do_softirq+0xf/0x16 [ 53.330836][ C0] do_softirq+0xb8/0x110 [ 53.330896][ C0] [ 53.330913][ C0] [ 53.330943][ C0] ? __cfi_do_softirq+0x10/0x10 [ 53.330988][ C0] __local_bh_enable_ip+0x74/0x80 [ 53.331031][ C0] __dev_queue_xmit+0x1b23/0x3780 [ 53.331089][ C0] ? __dev_queue_xmit+0x26c/0x3780 [ 53.331158][ C0] ? fib_rules_lookup+0x7c7/0xa20 [ 53.331220][ C0] ? __cfi_fib_rules_lookup+0x10/0x10 [ 53.331280][ C0] ? __cfi___dev_queue_xmit+0x10/0x10 [ 53.331341][ C0] ? mroute6_is_socket+0x227/0x360 [ 53.331410][ C0] ? __cfi_mroute6_is_socket+0x10/0x10 [ 53.331468][ C0] ? ip6t_do_table+0x1d2/0x1510 [ 53.331511][ C0] ? __asan_memcpy+0x5a/0x80 [ 53.331570][ C0] ip6_finish_output2+0x16b2/0x1990 [ 53.331643][ C0] ? __cfi_ip6_finish_output2+0x10/0x10 [ 53.331709][ C0] ? __cfi_ip6table_mangle_hook+0x10/0x10 [ 53.331757][ C0] ip6_finish_output+0x535/0xaf0 [ 53.331814][ C0] ip6_output+0x1fe/0x420 [ 53.331874][ C0] ? __cfi_ip6_output+0x10/0x10 [ 53.331929][ C0] ? __cfi_ip6_finish_output+0x10/0x10 [ 53.331990][ C0] ? __cfi_ip6t_do_table+0x10/0x10 [ 53.332065][ C0] ? __cfi_ip6_output+0x10/0x10 [ 53.332118][ C0] mld_sendpack+0x751/0xd10 [ 53.332173][ C0] ? add_grec+0x1400/0x1400 [ 53.332230][ C0] ? add_grec+0xfa8/0x1400 [ 53.332282][ C0] ? __cfi_dst_output+0x10/0x10 [ 53.332349][ C0] ? mutex_lock+0x97/0x1d0 [ 53.332411][ C0] mld_send_initial_cr+0x1c0/0x320 [ 53.332457][ C0] mld_dad_work+0x3e/0x4e0 [ 53.332502][ C0] process_scheduled_works+0x7f7/0x1060 [ 53.332568][ C0] worker_thread+0xc99/0x13f0 [ 53.332616][ C0] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 53.332670][ C0] ? __kasan_check_read+0x15/0x20 [ 53.332772][ C0] kthread+0x2c7/0x360 [ 53.332834][ C0] ? __cfi_worker_thread+0x10/0x10 [ 53.332894][ C0] ? __cfi_kthread+0x10/0x10 [ 53.332950][ C0] ret_from_fork+0x67/0xa0 [ 53.333025][ C0] ? __cfi_kthread+0x10/0x10 [ 53.333076][ C0] ret_from_fork_asm+0x1a/0x30 [ 53.333126][ C0] [ 53.336234][ T401] CPU: 0 UID: 0 PID: 401 Comm: syz.1.33 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 53.336305][ T401] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.336340][ T401] Call Trace: [ 53.336357][ T401] [ 53.336375][ T401] __dump_stack+0x21/0x30 [ 53.336460][ T401] dump_stack_lvl+0x140/0x1c0 [ 53.336535][ T401] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.336623][ T401] dump_stack+0x19/0x20 [ 53.336694][ T401] should_fail_ex+0x3c2/0x510 [ 53.336765][ T401] should_failslab+0xac/0x100 [ 53.336827][ T401] kmem_cache_alloc_noprof+0x42/0x410 [ 53.336887][ T401] ? security_file_alloc+0x49/0x220 [ 53.336984][ T401] ? kasan_save_alloc_info+0x3a/0x50 [ 53.337065][ T401] security_file_alloc+0x49/0x220 [ 53.337138][ T401] init_file+0x9e/0x210 [ 53.337206][ T401] alloc_empty_file+0xd9/0x270 [ 53.337278][ T401] path_openat+0xf4/0x35a0 [ 53.337345][ T401] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 53.337400][ T401] ? stack_depot_save_flags+0x399/0x800 [ 53.337458][ T401] ? kasan_save_track+0x4f/0x80 [ 53.337520][ T401] ? kasan_save_track+0x3e/0x80 [ 53.337581][ T401] ? kasan_save_alloc_info+0x3a/0x50 [ 53.337653][ T401] ? __kasan_slab_alloc+0x73/0x90 [ 53.337720][ T401] ? getname+0x1b/0x30 [ 53.337766][ T401] ? do_sys_openat2+0xda/0x1d0 [ 53.337841][ T401] ? __x64_sys_creat+0x92/0xc0 [ 53.337911][ T401] ? x64_sys_call+0x2710/0x2ee0 [ 53.337944][ T401] ? do_syscall_64+0x57/0xf0 [ 53.337968][ T401] ? do_filp_open+0x440/0x440 [ 53.338046][ T401] do_filp_open+0x1f2/0x440 [ 53.338122][ T401] ? __cfi_do_filp_open+0x10/0x10 [ 53.338208][ T401] ? alloc_fd+0x4c1/0x570 [ 53.338268][ T401] do_sys_openat2+0x134/0x1d0 [ 53.338339][ T401] ? do_sys_open+0x100/0x100 [ 53.338409][ T401] ? fput+0x1a4/0x230 [ 53.338476][ T401] __x64_sys_creat+0x92/0xc0 [ 53.338541][ T401] x64_sys_call+0x2710/0x2ee0 [ 53.338581][ T401] do_syscall_64+0x57/0xf0 [ 53.338654][ T401] ? clear_bhb_loop+0x50/0xa0 [ 53.338721][ T401] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 53.338786][ T401] RIP: 0033:0x7f4d9599de99 [ 53.338832][ T401] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 53.338878][ T401] RSP: 002b:00007f4d9681d028 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 [ 53.338935][ T401] RAX: ffffffffffffffda RBX: 00007f4d95c25fa0 RCX: 00007f4d9599de99 [ 53.338981][ T401] RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000200000001380 [ 53.339018][ T401] RBP: 00007f4d95a33eaf R08: 0000000000000000 R09: 0000000000000000 [ 53.339057][ T401] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 53.339095][ T401] R13: 00007f4d95c26038 R14: 00007f4d95c25fa0 R15: 00007ffc75d094f8 [ 53.339144][ T401] [ 53.353820][ T340] CPU: 0 UID: 0 PID: 340 Comm: syz-executor Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 53.353902][ T340] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.353942][ T340] Call Trace: [ 53.353962][ T340] [ 53.353983][ T340] __dump_stack+0x21/0x30 [ 53.354063][ T340] dump_stack_lvl+0x140/0x1c0 [ 53.354153][ T340] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.354242][ T340] dump_stack+0x19/0x20 [ 53.354314][ T340] should_fail_ex+0x3c2/0x510 [ 53.354385][ T340] should_failslab+0xac/0x100 [ 53.354462][ T340] kmem_cache_alloc_noprof+0x42/0x410 [ 53.354525][ T340] ? getname_flags+0xcc/0x6b0 [ 53.354598][ T340] getname_flags+0xcc/0x6b0 [ 53.354674][ T340] vfs_fstatat+0xcb/0x1d0 [ 53.354760][ T340] __se_sys_newfstatat+0x127/0x3c0 [ 53.354843][ T340] ? __x64_sys_newfstatat+0xc0/0xc0 [ 53.354908][ T340] ? mntput_no_expire+0x104/0x6c0 [ 53.354972][ T340] ? selinux_capable+0x38/0x50 [ 53.355032][ T340] ? mntput+0xd0/0xd0 [ 53.355107][ T340] ? dput+0xd5/0x520 [ 53.355180][ T340] ? path_umount+0x34a/0xf60 [ 53.355257][ T340] ? __x64_sys_umount+0x12e/0x180 [ 53.355302][ T340] __x64_sys_newfstatat+0x9f/0xc0 [ 53.355365][ T340] x64_sys_call+0x1821/0x2ee0 [ 53.355398][ T340] do_syscall_64+0x57/0xf0 [ 53.355449][ T340] ? clear_bhb_loop+0x50/0xa0 [ 53.355517][ T340] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 53.355588][ T340] RIP: 0033:0x7f294339c4da [ 53.355631][ T340] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 41 89 ca b8 06 01 00 00 0f 05 <3d> 00 f0 ff ff 77 07 31 c0 c3 0f 1f 40 00 48 c7 c2 e8 ff ff ff f7 [ 53.355702][ T340] RSP: 002b:00007ffda8a9ad88 EFLAGS: 00000286 ORIG_RAX: 0000000000000106 [ 53.355751][ T340] RAX: ffffffffffffffda RBX: 00007f294343330a RCX: 00007f294339c4da [ 53.355797][ T340] RDX: 00007ffda8a9adb0 RSI: 00007ffda8a9ae40 RDI: 00000000ffffff9c [ 53.355834][ T340] RBP: 00007ffda8a9ae40 R08: 00007ffda8a9be40 R09: 00000000ffffffff [ 53.355859][ T340] R10: 0000000000000100 R11: 0000000000000286 R12: 00007ffda8a9bed0 [ 53.355897][ T340] R13: 00007f294343330a R14: 000000000000cfb9 R15: 00007ffda8a9bf10 [ 53.355944][ T340] [ 53.358933][ T346] FAULT_INJECTION: forcing a failure. [ 53.358933][ T346] name failslab, interval 1, probability 10, space 0, times 76 [ 53.362843][ T397] CPU: 1 UID: 0 PID: 397 Comm: syz-executor Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 53.362918][ T397] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.362953][ T397] Call Trace: [ 53.362971][ T397] [ 53.362989][ T397] __dump_stack+0x21/0x30 [ 53.363060][ T397] dump_stack_lvl+0x140/0x1c0 [ 53.363130][ T397] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.363199][ T397] ? mas_store_prealloc+0xc69/0x1250 [ 53.363267][ T397] ? __cfi_perf_event_mmap+0x10/0x10 [ 53.363329][ T397] dump_stack+0x19/0x20 [ 53.363390][ T397] should_fail_ex+0x3c2/0x510 [ 53.363457][ T397] should_failslab+0xac/0x100 [ 53.363537][ T397] kmem_cache_alloc_noprof+0x42/0x410 [ 53.363595][ T397] ? vm_area_dup+0x3f/0x560 [ 53.363659][ T397] ? __cfi_uprobe_mmap+0x10/0x10 [ 53.363733][ T397] vm_area_dup+0x3f/0x560 [ 53.363795][ T397] ? __split_vma+0x1bf/0xc10 [ 53.363863][ T397] __split_vma+0x1ce/0xc10 [ 53.363926][ T397] ? vms_gather_munmap_vmas+0xd90/0xd90 [ 53.363998][ T397] vms_gather_munmap_vmas+0x2a2/0xd90 [ 53.364086][ T397] do_vmi_align_munmap+0x251/0x5f0 [ 53.364158][ T397] ? __cfi_do_vmi_align_munmap+0x10/0x10 [ 53.364250][ T397] do_vmi_munmap+0x245/0x2e0 [ 53.364339][ T397] __vm_munmap+0x25b/0x3d0 [ 53.364400][ T397] ? vm_munmap+0x40/0x40 [ 53.364467][ T397] ? __cfi_vm_mmap_pgoff+0x10/0x10 [ 53.364529][ T397] vm_munmap+0x23/0x40 [ 53.364593][ T397] elf_load+0x411/0x12a0 [ 53.364684][ T397] load_elf_binary+0xe2c/0x2d40 [ 53.364773][ T397] ? __cfi_load_elf_binary+0x10/0x10 [ 53.364837][ T397] ? bpf_lsm_file_permission+0xd/0x20 [ 53.364910][ T397] bprm_execve+0x717/0x13f0 [ 53.364986][ T397] ? alloc_bprm+0xb30/0xb30 [ 53.365069][ T397] do_execveat_common+0x97e/0xae0 [ 53.365113][ T397] __x64_sys_execve+0x96/0xb0 [ 53.365188][ T397] x64_sys_call+0x12c4/0x2ee0 [ 53.365234][ T397] do_syscall_64+0x57/0xf0 [ 53.365283][ T397] ? clear_bhb_loop+0x50/0xa0 [ 53.365342][ T397] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 53.365405][ T397] RIP: 0033:0x7f97a45c69d7 [ 53.365459][ T397] Code: Unable to access opcode bytes at 0x7f97a45c69ad. [ 53.365481][ T397] RSP: 002b:00007f97a54cede8 EFLAGS: 00000202 ORIG_RAX: 000000000000003b [ 53.365544][ T397] RAX: ffffffffffffffda RBX: 00007ffd2e0d2ecb RCX: 00007f97a45c69d7 [ 53.365583][ T397] RDX: 00007ffd2e0d0c60 RSI: 00007ffd2e0d0ea0 RDI: 00007ffd2e0d2ecb [ 53.365640][ T397] RBP: 00007f97a54cee60 R08: 00007ffd2e0d0a30 R09: 0000000000000000 [ 53.365696][ T397] R10: 0000000000000008 R11: 0000000000000202 R12: 00007ffd2e0d0ea0 [ 53.365764][ T397] R13: 00007ffd2e0d0c60 R14: 0000000000000000 R15: 0000000000000000 [ 53.365805][ T397] [ 53.373793][ T13] CPU: 1 UID: 0 PID: 13 Comm: kworker/u8:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 53.373874][ T13] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.373916][ T13] Workqueue: netns cleanup_net [ 53.373995][ T13] Call Trace: [ 53.374008][ T13] [ 53.374036][ T13] __dump_stack+0x21/0x30 [ 53.374126][ T13] dump_stack_lvl+0x140/0x1c0 [ 53.374207][ T13] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.374301][ T13] ? __kasan_check_read+0x15/0x20 [ 53.374382][ T13] dump_stack+0x19/0x20 [ 53.374466][ T13] should_fail_ex+0x3c2/0x510 [ 53.374536][ T13] should_failslab+0xac/0x100 [ 53.374627][ T13] kmem_cache_alloc_node_noprof+0x45/0x420 [ 53.374700][ T13] ? __cfi__raw_spin_lock_irqsave+0x10/0x10 [ 53.374749][ T13] ? __alloc_skb+0x10c/0x360 [ 53.374811][ T13] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 53.374870][ T13] __alloc_skb+0x10c/0x360 [ 53.374952][ T13] __ipv6_ifa_notify+0x205/0xee0 [ 53.375007][ T13] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 53.375080][ T13] ? snmp6_fill_stats+0x9b0/0x9b0 [ 53.375136][ T13] ? timer_delete+0x101/0x3e0 [ 53.375205][ T13] ? __kasan_check_write+0x18/0x20 [ 53.375255][ T13] ? work_grab_pending+0x301/0x830 [ 53.375316][ T13] ? neigh_ifdown+0x23/0x30 [ 53.375376][ T13] ? rt6_disable_ip+0x79e/0x810 [ 53.375423][ T13] ? mod_delayed_work_on+0x140/0x140 [ 53.375486][ T13] ? __kasan_check_write+0x18/0x20 [ 53.375535][ T13] ? _raw_spin_lock_bh+0x96/0x130 [ 53.375592][ T13] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 53.375647][ T13] ? __cancel_work+0x175/0x1f0 [ 53.375734][ T13] addrconf_ifdown+0xe01/0x1970 [ 53.375809][ T13] ? addrconf_cleanup+0x150/0x150 [ 53.375861][ T13] ? __kasan_check_write+0x18/0x20 [ 53.375906][ T13] ? mutex_unlock+0x90/0x240 [ 53.375975][ T13] ? __cfi_mutex_unlock+0x10/0x10 [ 53.376036][ T13] ? __cfi_device_cmp+0x10/0x10 [ 53.376099][ T13] ? masq_device_event+0xe0/0xe0 [ 53.376160][ T13] addrconf_notify+0x17a/0xeb0 [ 53.376219][ T13] ? ip6mr_device_event+0x1ed/0x230 [ 53.376294][ T13] ? __cfi_addrconf_notify+0x10/0x10 [ 53.376365][ T13] notifier_call_chain+0x106/0x2b0 [ 53.376401][ T13] raw_notifier_call_chain+0x31/0x40 [ 53.376456][ T13] dev_close_many+0x332/0x4f0 [ 53.376522][ T13] ? __cfi_dev_close_many+0x10/0x10 [ 53.376568][ T13] ? __call_rcu_common+0x53c/0x710 [ 53.376623][ T13] ? __kasan_check_read+0x15/0x20 [ 53.376674][ T13] unregister_netdevice_many_notify+0x4bd/0x1be0 [ 53.376759][ T13] ? call_rcu_hurry+0x30/0x30 [ 53.376804][ T13] ? __kasan_check_read+0x15/0x20 [ 53.376857][ T13] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 53.376930][ T13] ? unregister_netdevice_queue+0x18a/0x350 [ 53.376997][ T13] ? kernfs_put+0x343/0x360 [ 53.377091][ T13] ? __cfi_unregister_netdevice_queue+0x10/0x10 [ 53.377189][ T13] ? __kasan_check_read+0x15/0x20 [ 53.377242][ T13] ? mutex_is_locked+0x1b/0x50 [ 53.377310][ T13] ? nexthop_net_exit_batch_rtnl+0x22d/0x290 [ 53.377373][ T13] ? br_net_exit_batch_rtnl+0x157/0x1a0 [ 53.377457][ T13] unregister_netdevice_many+0x1d/0x30 [ 53.377518][ T13] cleanup_net+0x640/0xc90 [ 53.377574][ T13] ? __cfi_cleanup_net+0x10/0x10 [ 53.377634][ T13] ? kick_pool+0xb9/0x540 [ 53.377689][ T13] process_scheduled_works+0x7f7/0x1060 [ 53.377749][ T13] worker_thread+0xc99/0x13f0 [ 53.377804][ T13] kthread+0x2c7/0x360 [ 53.377857][ T13] ? __cfi_worker_thread+0x10/0x10 [ 53.377908][ T13] ? __cfi_kthread+0x10/0x10 [ 53.377957][ T13] ret_from_fork+0x67/0xa0 [ 53.378051][ T13] ? __cfi_kthread+0x10/0x10 [ 53.378109][ T13] ret_from_fork_asm+0x1a/0x30 [ 53.378164][ T13] [ 53.379909][ T13] FAULT_INJECTION: forcing a failure. [ 53.379909][ T13] name failslab, interval 1, probability 10, space 0, times 73 [ 53.394375][ T286] FAULT_INJECTION: forcing a failure. [ 53.394375][ T286] name failslab, interval 1, probability 10, space 0, times 73 [ 53.411536][ T397] FAULT_INJECTION: forcing a failure. [ 53.411536][ T397] name failslab, interval 1, probability 10, space 0, times 70 [ 53.425452][ T286] CPU: 0 UID: 0 PID: 286 Comm: syz-executor Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 53.425527][ T286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.425564][ T286] Call Trace: [ 53.425581][ T286] [ 53.425598][ T286] __dump_stack+0x21/0x30 [ 53.425670][ T286] dump_stack_lvl+0x140/0x1c0 [ 53.425742][ T286] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.425801][ T286] dump_stack+0x19/0x20 [ 53.425863][ T286] should_fail_ex+0x3c2/0x510 [ 53.425917][ T286] should_failslab+0xac/0x100 [ 53.425977][ T286] kmem_cache_alloc_lru_noprof+0x44/0x410 [ 53.426029][ T286] ? alloc_inode+0xa9/0x270 [ 53.426088][ T286] alloc_inode+0xa9/0x270 [ 53.426160][ T286] new_inode_pseudo+0x19/0x40 [ 53.426222][ T286] create_pipe_files+0x53/0x6c0 [ 53.426275][ T286] __do_pipe_flags+0x50/0x2f0 [ 53.426356][ T286] do_pipe2+0xab/0x190 [ 53.426410][ T286] ? pipe_fcntl+0x520/0x520 [ 53.426484][ T286] ? __kasan_check_read+0x15/0x20 [ 53.426545][ T286] __x64_sys_pipe2+0x5e/0x70 [ 53.426605][ T286] x64_sys_call+0x8be/0x2ee0 [ 53.426666][ T286] do_syscall_64+0x57/0xf0 [ 53.426727][ T286] ? clear_bhb_loop+0x50/0xa0 [ 53.426812][ T286] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 53.426911][ T286] RIP: 0033:0x7f97a459cec9 [ 53.426970][ T286] Code: 38 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 eb aa e8 ea 34 00 00 66 2e 0f 1f 84 00 00 00 00 00 31 f6 b8 25 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 07 c3 66 0f 1f 44 00 00 48 c7 c2 e8 ff ff ff [ 53.427030][ T286] RSP: 002b:00007ffd2e0d0f78 EFLAGS: 00000246 ORIG_RAX: 0000000000000125 [ 53.427096][ T286] RAX: ffffffffffffffda RBX: 000055555775aab0 RCX: 00007f97a459cec9 [ 53.427146][ T286] RDX: 0000000000000006 RSI: 0000000000000000 RDI: 00007ffd2e0d0f88 [ 53.427186][ T286] RBP: 00007ffd2e0d1550 R08: 00007f97a47f0e20 R09: 0000000000000000 [ 53.427227][ T286] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd2e0d10b0 [ 53.427259][ T286] R13: 0000555557754948 R14: 0000555557759738 R15: 0000000000000000 [ 53.427316][ T286] [ 53.428101][ T36] kauditd_printk_skb: 1 callbacks suppressed [ 53.428135][ T36] audit: type=1400 audit(1785162818.290:130): avc: denied { write } for pid=286 comm="syz-executor" path="pipe:[1784]" dev="pipefs" ino=1784 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 53.430650][ T293] FAULT_INJECTION: forcing a failure. [ 53.430650][ T293] name failslab, interval 1, probability 10, space 0, times 65 [ 53.435431][ T346] CPU: 0 UID: 0 PID: 346 Comm: kworker/0:4 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 53.435494][ T346] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.435516][ T346] Workqueue: mld mld_dad_work [ 53.435584][ T346] Call Trace: [ 53.435595][ T346] [ 53.435613][ T346] __dump_stack+0x21/0x30 [ 53.435682][ T346] dump_stack_lvl+0x140/0x1c0 [ 53.435751][ T346] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.435828][ T346] dump_stack+0x19/0x20 [ 53.435890][ T346] should_fail_ex+0x3c2/0x510 [ 53.435951][ T346] should_failslab+0xac/0x100 [ 53.436017][ T346] kmem_cache_alloc_node_noprof+0x45/0x420 [ 53.436068][ T346] ? kmem_cache_free+0x1bd/0x4f0 [ 53.436124][ T346] ? __alloc_skb+0x10c/0x360 [ 53.436189][ T346] ? __alloc_skb+0x249/0x360 [ 53.436260][ T346] __alloc_skb+0x10c/0x360 [ 53.436332][ T346] mld_newpack+0x162/0xa10 [ 53.436386][ T346] ? mld_sendpack+0xd10/0xd10 [ 53.436438][ T346] ? add_grec+0x1400/0x1400 [ 53.436490][ T346] ? add_grec+0xfa8/0x1400 [ 53.436543][ T346] add_grec+0xf20/0x1400 [ 53.436602][ T346] ? mutex_lock+0x97/0x1d0 [ 53.436664][ T346] ? pwq_dec_nr_in_flight+0x943/0xba0 [ 53.436717][ T346] mld_send_initial_cr+0x157/0x320 [ 53.436776][ T346] mld_dad_work+0x3e/0x4e0 [ 53.436851][ T346] process_scheduled_works+0x7f7/0x1060 [ 53.436918][ T346] worker_thread+0xc99/0x13f0 [ 53.436966][ T346] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 53.437027][ T346] ? __kasan_check_read+0x15/0x20 [ 53.437069][ T346] kthread+0x2c7/0x360 [ 53.437121][ T346] ? __cfi_worker_thread+0x10/0x10 [ 53.437172][ T346] ? __cfi_kthread+0x10/0x10 [ 53.437225][ T346] ret_from_fork+0x67/0xa0 [ 53.437294][ T346] ? __cfi_kthread+0x10/0x10 [ 53.437348][ T346] ret_from_fork_asm+0x1a/0x30 [ 53.437400][ T346] [ 53.437762][ T346] FAULT_INJECTION: forcing a failure. [ 53.437762][ T346] name failslab, interval 1, probability 10, space 0, times 64 [ 53.440561][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u8:0 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 53.440629][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.440656][ T12] Workqueue: writeback wb_workfn (flush-8:0) [ 53.440718][ T12] Call Trace: [ 53.440734][ T12] [ 53.440752][ T12] __dump_stack+0x21/0x30 [ 53.440821][ T12] dump_stack_lvl+0x140/0x1c0 [ 53.440883][ T12] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.440953][ T12] dump_stack+0x19/0x20 [ 53.441019][ T12] should_fail_ex+0x3c2/0x510 [ 53.441081][ T12] should_failslab+0xac/0x100 [ 53.441157][ T12] kmem_cache_alloc_noprof+0x42/0x410 [ 53.441193][ T12] ? jbd2__journal_start+0x16d/0x860 [ 53.441248][ T12] ? kasan_save_alloc_info+0x3a/0x50 [ 53.441325][ T12] jbd2__journal_start+0x16d/0x860 [ 53.441379][ T12] __ext4_journal_start_sb+0x111/0x3f0 [ 53.441448][ T12] ext4_do_writepages+0xf49/0x39f0 [ 53.441517][ T12] ? ext4_normal_submit_inode_data_buffers+0x270/0x270 [ 53.441590][ T12] ext4_writepages+0x28c/0x550 [ 53.441675][ T12] ? __cfi_ext4_writepages+0x10/0x10 [ 53.441747][ T12] ? __cfi__raw_spin_lock+0x10/0x10 [ 53.441801][ T12] ? __cfi_ext4_writepages+0x10/0x10 [ 53.441861][ T12] do_writepages+0x3d7/0x7f0 [ 53.441932][ T12] ? __cfi_do_writepages+0x10/0x10 [ 53.442002][ T12] ? __kasan_check_write+0x18/0x20 [ 53.442056][ T12] ? _raw_spin_lock+0x92/0x120 [ 53.442109][ T12] __writeback_single_inode+0xc8/0xba0 [ 53.442159][ T12] writeback_sb_inodes+0x6a5/0xfb0 [ 53.442240][ T12] ? queue_io+0x690/0x690 [ 53.442307][ T12] ? __kasan_check_read+0x15/0x20 [ 53.442362][ T12] __writeback_inodes_wb+0x129/0x280 [ 53.442431][ T12] wb_writeback+0x3bb/0x850 [ 53.442495][ T12] ? inode_cgwb_move_to_attached+0x470/0x470 [ 53.442552][ T12] ? __kasan_check_read+0x15/0x20 [ 53.442604][ T12] wb_workfn+0xa03/0xef0 [ 53.442648][ T12] ? ttwu_do_activate+0x620/0x620 [ 53.442719][ T12] ? __cfi_wb_workfn+0x10/0x10 [ 53.442764][ T12] ? try_to_wake_up+0x111a/0x1fd0 [ 53.442837][ T12] ? finish_task_switch+0x139/0x770 [ 53.442891][ T12] ? wake_up_process+0x14/0x20 [ 53.442946][ T12] ? kick_pool+0x3b7/0x540 [ 53.443022][ T12] process_scheduled_works+0x7f7/0x1060 [ 53.443108][ T12] worker_thread+0xc99/0x13f0 [ 53.443179][ T12] kthread+0x2c7/0x360 [ 53.443235][ T12] ? __cfi_worker_thread+0x10/0x10 [ 53.443290][ T12] ? __cfi_kthread+0x10/0x10 [ 53.443347][ T12] ret_from_fork+0x67/0xa0 [ 53.443423][ T12] ? __cfi_kthread+0x10/0x10 [ 53.443480][ T12] ret_from_fork_asm+0x1a/0x30 [ 53.443559][ T12] [ 53.443581][ T12] EXT4-fs (sda1): ext4_do_writepages: jbd2_start: 1024 pages, ino 2027; err -12 [ 53.455672][ T346] CPU: 0 UID: 0 PID: 346 Comm: kworker/0:4 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 53.455757][ T346] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.455797][ T346] Workqueue: mld mld_dad_work [ 53.455861][ T346] Call Trace: [ 53.455873][ T346] [ 53.455891][ T346] __dump_stack+0x21/0x30 [ 53.455960][ T346] dump_stack_lvl+0x140/0x1c0 [ 53.456029][ T346] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.456088][ T346] ? ref_tracker_alloc+0x356/0x5b0 [ 53.456150][ T346] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 53.456211][ T346] ? dst_alloc+0x163/0x240 [ 53.456252][ T346] dump_stack+0x19/0x20 [ 53.456315][ T346] should_fail_ex+0x3c2/0x510 [ 53.456389][ T346] should_failslab+0xac/0x100 [ 53.456452][ T346] __kmalloc_cache_noprof+0x41/0x470 [ 53.456508][ T346] ? dst_cow_metrics_generic+0x65/0x2a0 [ 53.456572][ T346] ? dst_init+0x329/0x430 [ 53.456627][ T346] dst_cow_metrics_generic+0x65/0x2a0 [ 53.456699][ T346] icmp6_dst_alloc+0x310/0x4f0 [ 53.456782][ T346] mld_sendpack+0x5ac/0xd10 [ 53.456846][ T346] ? add_grec+0x1400/0x1400 [ 53.456903][ T346] ? add_grec+0xfa8/0x1400 [ 53.456960][ T346] ? __asan_memcpy+0x5a/0x80 [ 53.457017][ T346] ? mutex_lock+0x97/0x1d0 [ 53.457088][ T346] mld_send_initial_cr+0x1c0/0x320 [ 53.457163][ T346] mld_dad_work+0x3e/0x4e0 [ 53.457235][ T346] process_scheduled_works+0x7f7/0x1060 [ 53.457301][ T346] worker_thread+0xc99/0x13f0 [ 53.457361][ T346] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 53.457418][ T346] ? __kasan_check_read+0x15/0x20 [ 53.457472][ T346] kthread+0x2c7/0x360 [ 53.457528][ T346] ? __cfi_worker_thread+0x10/0x10 [ 53.457583][ T346] ? __cfi_kthread+0x10/0x10 [ 53.457639][ T346] ret_from_fork+0x67/0xa0 [ 53.457713][ T346] ? __cfi_kthread+0x10/0x10 [ 53.457778][ T346] ret_from_fork_asm+0x1a/0x30 [ 53.457833][ T346] [ 53.464493][ T346] FAULT_INJECTION: forcing a failure. [ 53.464493][ T346] name failslab, interval 1, probability 10, space 0, times 61 [ 53.465383][ T13] CPU: 1 UID: 0 PID: 13 Comm: kworker/u8:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 53.465452][ T13] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.465488][ T13] Workqueue: netns cleanup_net [ 53.465544][ T13] Call Trace: [ 53.465562][ T13] [ 53.465580][ T13] __dump_stack+0x21/0x30 [ 53.465654][ T13] dump_stack_lvl+0x140/0x1c0 [ 53.465746][ T13] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.465822][ T13] ? __kasan_check_read+0x15/0x20 [ 53.465879][ T13] dump_stack+0x19/0x20 [ 53.465946][ T13] should_fail_ex+0x3c2/0x510 [ 53.466016][ T13] should_failslab+0xac/0x100 [ 53.466105][ T13] kmem_cache_alloc_node_noprof+0x45/0x420 [ 53.466166][ T13] ? __cfi__raw_spin_lock_irqsave+0x10/0x10 [ 53.466222][ T13] ? __alloc_skb+0x10c/0x360 [ 53.466285][ T13] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 53.466353][ T13] __alloc_skb+0x10c/0x360 [ 53.466430][ T13] __ipv6_ifa_notify+0x205/0xee0 [ 53.466490][ T13] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 53.466560][ T13] ? snmp6_fill_stats+0x9b0/0x9b0 [ 53.466618][ T13] ? timer_delete+0x101/0x3e0 [ 53.466686][ T13] ? __kasan_check_write+0x18/0x20 [ 53.466764][ T13] ? work_grab_pending+0x301/0x830 [ 53.466847][ T13] ? neigh_ifdown+0x23/0x30 [ 53.466910][ T13] ? rt6_disable_ip+0x79e/0x810 [ 53.466971][ T13] ? mod_delayed_work_on+0x140/0x140 [ 53.467066][ T13] ? __kasan_check_write+0x18/0x20 [ 53.467118][ T13] ? _raw_spin_lock_bh+0x96/0x130 [ 53.467178][ T13] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 53.467246][ T13] ? __cancel_work+0x175/0x1f0 [ 53.467322][ T13] addrconf_ifdown+0xe01/0x1970 [ 53.467385][ T13] ? addrconf_cleanup+0x150/0x150 [ 53.467439][ T13] ? __kasan_check_write+0x18/0x20 [ 53.467487][ T13] ? mutex_unlock+0x90/0x240 [ 53.467537][ T13] ? __cfi_mutex_unlock+0x10/0x10 [ 53.467611][ T13] ? __cfi_device_cmp+0x10/0x10 [ 53.467675][ T13] ? masq_device_event+0xe0/0xe0 [ 53.467740][ T13] addrconf_notify+0x17a/0xeb0 [ 53.467799][ T13] ? ip6mr_device_event+0x1ed/0x230 [ 53.467853][ T13] ? __cfi_addrconf_notify+0x10/0x10 [ 53.467915][ T13] notifier_call_chain+0x106/0x2b0 [ 53.467971][ T13] raw_notifier_call_chain+0x31/0x40 [ 53.468019][ T13] dev_close_many+0x332/0x4f0 [ 53.468087][ T13] ? __cfi_dev_close_many+0x10/0x10 [ 53.468155][ T13] ? __call_rcu_common+0x53c/0x710 [ 53.468232][ T13] ? __kasan_check_read+0x15/0x20 [ 53.468281][ T13] unregister_netdevice_many_notify+0x4bd/0x1be0 [ 53.468354][ T13] ? call_rcu_hurry+0x30/0x30 [ 53.468416][ T13] ? __kasan_check_read+0x15/0x20 [ 53.468463][ T13] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 53.468539][ T13] ? unregister_netdevice_queue+0x18a/0x350 [ 53.468605][ T13] ? kernfs_put+0x343/0x360 [ 53.468677][ T13] ? __cfi_unregister_netdevice_queue+0x10/0x10 [ 53.468745][ T13] ? __kasan_check_read+0x15/0x20 [ 53.468790][ T13] ? mutex_is_locked+0x1b/0x50 [ 53.468856][ T13] ? nexthop_net_exit_batch_rtnl+0x22d/0x290 [ 53.468918][ T13] ? br_net_exit_batch_rtnl+0x157/0x1a0 [ 53.468989][ T13] unregister_netdevice_many+0x1d/0x30 [ 53.469058][ T13] cleanup_net+0x640/0xc90 [ 53.469121][ T13] ? __cfi_cleanup_net+0x10/0x10 [ 53.469174][ T13] ? kick_pool+0xb9/0x540 [ 53.469234][ T13] process_scheduled_works+0x7f7/0x1060 [ 53.469289][ T13] worker_thread+0xc99/0x13f0 [ 53.469349][ T13] kthread+0x2c7/0x360 [ 53.469401][ T13] ? __cfi_worker_thread+0x10/0x10 [ 53.469458][ T13] ? __cfi_kthread+0x10/0x10 [ 53.469510][ T13] ret_from_fork+0x67/0xa0 [ 53.469575][ T13] ? __cfi_kthread+0x10/0x10 [ 53.469633][ T13] ret_from_fork_asm+0x1a/0x30 [ 53.469669][ T13] [ 53.471101][ T13] FAULT_INJECTION: forcing a failure. [ 53.471101][ T13] name failslab, interval 1, probability 10, space 0, times 59 [ 53.474077][ T397] CPU: 0 UID: 0 PID: 397 Comm: syz-executor Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 53.474180][ T397] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.474219][ T397] Call Trace: [ 53.474232][ T397] [ 53.474260][ T397] __dump_stack+0x21/0x30 [ 53.474343][ T397] dump_stack_lvl+0x140/0x1c0 [ 53.474424][ T397] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.474503][ T397] ? __lruvec_stat_mod_folio+0x13f/0x1a0 [ 53.474592][ T397] dump_stack+0x19/0x20 [ 53.474683][ T397] should_fail_ex+0x3c2/0x510 [ 53.474750][ T397] should_failslab+0xac/0x100 [ 53.474814][ T397] kmem_cache_alloc_noprof+0x42/0x410 [ 53.474865][ T397] ? __pte_alloc+0x1ae/0x440 [ 53.474910][ T397] ? __anon_vma_prepare+0xa5/0x590 [ 53.474964][ T397] __anon_vma_prepare+0xa5/0x590 [ 53.475010][ T397] do_pte_missing+0x2bbf/0x4440 [ 53.475075][ T397] ? __kasan_check_write+0x18/0x20 [ 53.475127][ T397] ? _raw_spin_lock+0x92/0x120 [ 53.475179][ T397] ? __cfi__raw_spin_lock+0x10/0x10 [ 53.475238][ T397] ? pte_marker_clear+0x1b0/0x1b0 [ 53.475298][ T397] ? __pmd_alloc+0x5a6/0x9a0 [ 53.475352][ T397] ? __cfi___pmd_alloc+0x10/0x10 [ 53.475405][ T397] ? __asan_memset+0x39/0x50 [ 53.475474][ T397] handle_mm_fault+0x1189/0x1ba0 [ 53.475560][ T397] ? __cfi_handle_mm_fault+0x10/0x10 [ 53.475614][ T397] ? lock_vma_under_rcu+0x4cf/0x590 [ 53.475682][ T397] ? __x64_sys_brk+0x60/0x60 [ 53.475728][ T397] do_user_addr_fault+0x951/0x1230 [ 53.475804][ T397] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 53.475867][ T397] exc_page_fault+0x58/0xc0 [ 53.475935][ T397] asm_exc_page_fault+0x2b/0x30 [ 53.475989][ T397] RIP: 0033:0x7efd4452d007 [ 53.476032][ T397] Code: 8b 35 75 a5 e2 00 31 d2 49 8d 4c 30 ff 48 89 c8 48 f7 f6 31 c0 48 29 d1 48 8d 9c 0b c0 f6 ff ff 48 8d 7b 08 48 89 d9 48 89 de <48> c7 83 38 09 00 00 00 00 00 00 48 83 e7 f8 48 29 f9 81 c1 40 09 [ 53.476070][ T397] RSP: 002b:00007ffd3e4f87d0 EFLAGS: 00010206 [ 53.476109][ T397] RAX: 0000000000000000 RBX: 000055558574c500 RCX: 000055558574c500 [ 53.476143][ T397] RDX: 000000000000003f RSI: 000055558574c500 RDI: 000055558574c508 [ 53.476177][ T397] RBP: 0000000000000002 R08: 000055558574c000 R09: 0000000000000000 [ 53.476211][ T397] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd3e4f8848 [ 53.476245][ T397] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 53.476281][ T397] [ 53.476307][ T397] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 53.479609][ T293] CPU: 1 UID: 0 PID: 293 Comm: syz-executor Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 53.479699][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.479748][ T293] Call Trace: [ 53.479772][ T293] [ 53.479791][ T293] __dump_stack+0x21/0x30 [ 53.479864][ T293] dump_stack_lvl+0x140/0x1c0 [ 53.479936][ T293] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.480010][ T293] dump_stack+0x19/0x20 [ 53.480085][ T293] should_fail_ex+0x3c2/0x510 [ 53.480151][ T293] should_failslab+0xac/0x100 [ 53.480215][ T293] kmem_cache_alloc_noprof+0x42/0x410 [ 53.480269][ T293] ? getname_flags+0xcc/0x6b0 [ 53.480334][ T293] getname_flags+0xcc/0x6b0 [ 53.480386][ T293] user_path_at+0x2b/0x60 [ 53.480446][ T293] __x64_sys_umount+0xfa/0x180 [ 53.480489][ T293] ? __cfi___x64_sys_umount+0x10/0x10 [ 53.480538][ T293] ? __kasan_check_read+0x15/0x20 [ 53.480585][ T293] x64_sys_call+0x2ab8/0x2ee0 [ 53.480628][ T293] do_syscall_64+0x57/0xf0 [ 53.480669][ T293] ? clear_bhb_loop+0x50/0xa0 [ 53.480730][ T293] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 53.480790][ T293] RIP: 0033:0x7f4d9599f0d7 [ 53.480831][ T293] Code: a2 c7 05 1c 26 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 [ 53.480874][ T293] RSP: 002b:00007ffc75d08768 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 53.480920][ T293] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4d9599f0d7 [ 53.480955][ T293] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc75d08820 [ 53.480989][ T293] RBP: 00007ffc75d08820 R08: 00007ffc75d09820 R09: 00000000ffffffff [ 53.481023][ T293] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc75d098b0 [ 53.481078][ T293] R13: 00007f4d95a3330a R14: 000000000000d07f R15: 00007ffc75d098f0 [ 53.481132][ T293] [ 53.481490][ T293] FAULT_INJECTION: forcing a failure. [ 53.481490][ T293] name failslab, interval 1, probability 10, space 0, times 57 [ 53.483048][ T397] FAULT_INJECTION: forcing a failure. [ 53.483048][ T397] name failslab, interval 1, probability 10, space 0, times 57 [ 53.485489][ T13] CPU: 1 UID: 0 PID: 13 Comm: kworker/u8:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 53.485582][ T13] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.485630][ T13] Workqueue: netns cleanup_net [ 53.485690][ T13] Call Trace: [ 53.485709][ T13] [ 53.485731][ T13] __dump_stack+0x21/0x30 [ 53.485803][ T13] dump_stack_lvl+0x140/0x1c0 [ 53.485867][ T13] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.485918][ T13] ? _raw_spin_lock_bh+0x96/0x130 [ 53.485978][ T13] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 53.486038][ T13] ? pneigh_queue_purge+0x570/0x5d0 [ 53.486103][ T13] ? timer_delete+0x101/0x3e0 [ 53.486162][ T13] dump_stack+0x19/0x20 [ 53.486231][ T13] should_fail_ex+0x3c2/0x510 [ 53.486278][ T13] should_failslab+0xac/0x100 [ 53.486332][ T13] kmem_cache_alloc_node_noprof+0x45/0x420 [ 53.486384][ T13] ? __alloc_skb+0x10c/0x360 [ 53.486452][ T13] __alloc_skb+0x10c/0x360 [ 53.486516][ T13] rtmsg_ifinfo_build_skb+0x7a/0x270 [ 53.486583][ T13] rtmsg_ifinfo+0x91/0x1a0 [ 53.486624][ T13] dev_close_many+0x27b/0x4f0 [ 53.486675][ T13] ? __cfi_dev_close_many+0x10/0x10 [ 53.486720][ T13] ? __call_rcu_common+0x53c/0x710 [ 53.486773][ T13] ? __kasan_check_read+0x15/0x20 [ 53.486823][ T13] unregister_netdevice_many_notify+0x4bd/0x1be0 [ 53.486894][ T13] ? call_rcu_hurry+0x30/0x30 [ 53.486956][ T13] ? __kasan_check_read+0x15/0x20 [ 53.487008][ T13] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 53.487090][ T13] ? unregister_netdevice_queue+0x18a/0x350 [ 53.487156][ T13] ? kernfs_put+0x343/0x360 [ 53.487210][ T13] ? __cfi_unregister_netdevice_queue+0x10/0x10 [ 53.487278][ T13] ? __kasan_check_read+0x15/0x20 [ 53.487322][ T13] ? mutex_is_locked+0x1b/0x50 [ 53.487393][ T13] ? nexthop_net_exit_batch_rtnl+0x22d/0x290 [ 53.487453][ T13] ? br_net_exit_batch_rtnl+0x157/0x1a0 [ 53.487522][ T13] unregister_netdevice_many+0x1d/0x30 [ 53.487588][ T13] cleanup_net+0x640/0xc90 [ 53.487647][ T13] ? __cfi_cleanup_net+0x10/0x10 [ 53.487707][ T13] ? kick_pool+0xb9/0x540 [ 53.487760][ T13] process_scheduled_works+0x7f7/0x1060 [ 53.487822][ T13] worker_thread+0xc99/0x13f0 [ 53.487883][ T13] kthread+0x2c7/0x360 [ 53.487936][ T13] ? __cfi_worker_thread+0x10/0x10 [ 53.487988][ T13] ? __cfi_kthread+0x10/0x10 [ 53.488043][ T13] ret_from_fork+0x67/0xa0 [ 53.488112][ T13] ? __cfi_kthread+0x10/0x10 [ 53.488164][ T13] ret_from_fork_asm+0x1a/0x30 [ 53.488215][ T13] [ 53.488873][ T13] FAULT_INJECTION: forcing a failure. [ 53.488873][ T13] name failslab, interval 1, probability 10, space 0, times 55 [ 53.514179][ T285] FAULT_INJECTION: forcing a failure. [ 53.514179][ T285] name failslab, interval 1, probability 10, space 0, times 55 [ 53.517245][ T13] CPU: 1 UID: 0 PID: 13 Comm: kworker/u8:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 53.517323][ T13] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.517348][ T13] Workqueue: netns cleanup_net [ 53.517405][ T13] Call Trace: [ 53.517423][ T13] [ 53.517441][ T13] __dump_stack+0x21/0x30 [ 53.517508][ T13] dump_stack_lvl+0x140/0x1c0 [ 53.517567][ T13] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.517629][ T13] ? __kasan_check_write+0x18/0x20 [ 53.517680][ T13] ? _raw_spin_lock+0x92/0x120 [ 53.517732][ T13] dump_stack+0x19/0x20 [ 53.517795][ T13] should_fail_ex+0x3c2/0x510 [ 53.517854][ T13] should_failslab+0xac/0x100 [ 53.517909][ T13] kmem_cache_alloc_node_noprof+0x45/0x420 [ 53.517962][ T13] ? __alloc_skb+0x10c/0x360 [ 53.518031][ T13] __alloc_skb+0x10c/0x360 [ 53.518093][ T13] __neigh_notify+0x83/0x140 [ 53.518157][ T13] neigh_cleanup_and_release+0x2c/0x1a0 [ 53.518228][ T13] neigh_flush_dev+0x79c/0x950 [ 53.518287][ T13] ? __kasan_check_write+0x18/0x20 [ 53.518339][ T13] __neigh_ifdown+0x45/0x470 [ 53.518392][ T13] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 53.518461][ T13] neigh_ifdown+0x23/0x30 [ 53.518513][ T13] rt6_disable_ip+0x79e/0x810 [ 53.518560][ T13] ? __cfi_rt6_disable_ip+0x10/0x10 [ 53.518612][ T13] ? pneigh_queue_purge+0x570/0x5d0 [ 53.518702][ T13] ? __kasan_check_read+0x15/0x20 [ 53.518757][ T13] addrconf_ifdown+0x161/0x1970 [ 53.518817][ T13] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 53.518876][ T13] ? __try_to_del_timer_sync+0x2e8/0x440 [ 53.518949][ T13] ? addrconf_cleanup+0x150/0x150 [ 53.518997][ T13] ? __kasan_check_write+0x18/0x20 [ 53.519061][ T13] ? mutex_unlock+0x90/0x240 [ 53.519128][ T13] ? __cfi_mutex_unlock+0x10/0x10 [ 53.519194][ T13] ? __cfi_device_cmp+0x10/0x10 [ 53.519259][ T13] ? masq_device_event+0xe0/0xe0 [ 53.519322][ T13] addrconf_notify+0x17a/0xeb0 [ 53.519396][ T13] ? ip6mr_device_event+0x1ed/0x230 [ 53.519441][ T13] ? __cfi_addrconf_notify+0x10/0x10 [ 53.519493][ T13] notifier_call_chain+0x106/0x2b0 [ 53.519545][ T13] raw_notifier_call_chain+0x31/0x40 [ 53.519591][ T13] dev_close_many+0x332/0x4f0 [ 53.519642][ T13] ? __cfi_dev_close_many+0x10/0x10 [ 53.519688][ T13] ? __call_rcu_common+0x53c/0x710 [ 53.519743][ T13] ? __kasan_check_read+0x15/0x20 [ 53.519794][ T13] unregister_netdevice_many_notify+0x4bd/0x1be0 [ 53.519858][ T13] ? call_rcu_hurry+0x30/0x30 [ 53.519917][ T13] ? __kasan_check_read+0x15/0x20 [ 53.519963][ T13] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 53.520039][ T13] ? unregister_netdevice_queue+0x18a/0x350 [ 53.520125][ T13] ? kernfs_put+0x343/0x360 [ 53.520192][ T13] ? __cfi_unregister_netdevice_queue+0x10/0x10 [ 53.520260][ T13] ? __kasan_check_read+0x15/0x20 [ 53.520308][ T13] ? mutex_is_locked+0x1b/0x50 [ 53.520360][ T13] ? nexthop_net_exit_batch_rtnl+0x22d/0x290 [ 53.520416][ T13] ? br_net_exit_batch_rtnl+0x157/0x1a0 [ 53.520479][ T13] unregister_netdevice_many+0x1d/0x30 [ 53.520530][ T13] cleanup_net+0x640/0xc90 [ 53.520583][ T13] ? __cfi_cleanup_net+0x10/0x10 [ 53.520642][ T13] ? kick_pool+0xb9/0x540 [ 53.520704][ T13] process_scheduled_works+0x7f7/0x1060 [ 53.520762][ T13] worker_thread+0xc99/0x13f0 [ 53.520828][ T13] kthread+0x2c7/0x360 [ 53.520924][ T13] ? __cfi_worker_thread+0x10/0x10 [ 53.520978][ T13] ? __cfi_kthread+0x10/0x10 [ 53.521049][ T13] ret_from_fork+0x67/0xa0 [ 53.521132][ T13] ? __cfi_kthread+0x10/0x10 [ 53.521196][ T13] ret_from_fork_asm+0x1a/0x30 [ 53.521258][ T13] [ 53.521565][ T293] CPU: 1 UID: 0 PID: 293 Comm: syz-executor Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 53.521644][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.521684][ T293] Call Trace: [ 53.521705][ T293] [ 53.521726][ T293] __dump_stack+0x21/0x30 [ 53.521799][ T293] dump_stack_lvl+0x140/0x1c0 [ 53.521887][ T293] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.521969][ T293] ? path_umount+0x34a/0xf60 [ 53.522060][ T293] dump_stack+0x19/0x20 [ 53.522136][ T293] should_fail_ex+0x3c2/0x510 [ 53.522189][ T293] should_failslab+0xac/0x100 [ 53.522251][ T293] kmem_cache_alloc_noprof+0x42/0x410 [ 53.522297][ T293] ? getname_flags+0xcc/0x6b0 [ 53.522355][ T293] getname_flags+0xcc/0x6b0 [ 53.522407][ T293] __x64_sys_unlink+0x3e/0x60 [ 53.522469][ T293] x64_sys_call+0x286c/0x2ee0 [ 53.522515][ T293] do_syscall_64+0x57/0xf0 [ 53.522561][ T293] ? clear_bhb_loop+0x50/0xa0 [ 53.522611][ T293] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 53.522670][ T293] RIP: 0033:0x7f4d9599cf87 [ 53.522707][ T293] Code: 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 57 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 [ 53.522751][ T293] RSP: 002b:00007ffc75d08768 EFLAGS: 00000206 ORIG_RAX: 0000000000000057 [ 53.522801][ T293] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4d9599cf87 [ 53.522847][ T293] RDX: 00007ffc75d08790 RSI: 00007ffc75d08820 RDI: 00007ffc75d08820 [ 53.522881][ T293] RBP: 00007ffc75d08820 R08: 00007ffc75d09820 R09: 00000000ffffffff [ 53.522920][ T293] R10: 0000000000000100 R11: 0000000000000206 R12: 00007ffc75d098b0 [ 53.522956][ T293] R13: 00007f4d95a3330a R14: 000000000000d07f R15: 00007ffc75d098f0 [ 53.522999][ T293] [ 53.534006][ T12] FAULT_INJECTION: forcing a failure. [ 53.534006][ T12] name failslab, interval 1, probability 10, space 0, times 53 [ 53.539287][ T346] CPU: 0 UID: 0 PID: 346 Comm: kworker/0:4 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 53.539375][ T346] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.539418][ T346] Workqueue: mld mld_dad_work [ 53.539470][ T346] Call Trace: [ 53.539488][ T346] [ 53.539508][ T346] __dump_stack+0x21/0x30 [ 53.539585][ T346] dump_stack_lvl+0x140/0x1c0 [ 53.539651][ T346] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.539724][ T346] ? ref_tracker_alloc+0x356/0x5b0 [ 53.539789][ T346] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 53.539852][ T346] ? dst_alloc+0x163/0x240 [ 53.539908][ T346] dump_stack+0x19/0x20 [ 53.539990][ T346] should_fail_ex+0x3c2/0x510 [ 53.540040][ T346] should_failslab+0xac/0x100 [ 53.540102][ T346] __kmalloc_cache_noprof+0x41/0x470 [ 53.540155][ T346] ? dst_cow_metrics_generic+0x65/0x2a0 [ 53.540191][ T346] ? dst_init+0x329/0x430 [ 53.540231][ T346] dst_cow_metrics_generic+0x65/0x2a0 [ 53.540284][ T346] icmp6_dst_alloc+0x310/0x4f0 [ 53.540356][ T346] mld_sendpack+0x5ac/0xd10 [ 53.540415][ T346] ? add_grec+0x1400/0x1400 [ 53.540467][ T346] ? add_grec+0xfa8/0x1400 [ 53.540519][ T346] ? __asan_memcpy+0x5a/0x80 [ 53.540575][ T346] ? mutex_lock+0x97/0x1d0 [ 53.540642][ T346] mld_send_initial_cr+0x1c0/0x320 [ 53.540700][ T346] mld_dad_work+0x3e/0x4e0 [ 53.540774][ T346] process_scheduled_works+0x7f7/0x1060 [ 53.540840][ T346] worker_thread+0xc99/0x13f0 [ 53.540893][ T346] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 53.540948][ T346] ? __kasan_check_read+0x15/0x20 [ 53.541001][ T346] kthread+0x2c7/0x360 [ 53.541057][ T346] ? __cfi_worker_thread+0x10/0x10 [ 53.541111][ T346] ? __cfi_kthread+0x10/0x10 [ 53.541163][ T346] ret_from_fork+0x67/0xa0 [ 53.541225][ T346] ? __cfi_kthread+0x10/0x10 [ 53.541278][ T346] ret_from_fork_asm+0x1a/0x30 [ 53.541329][ T346] [ 53.541514][ T397] CPU: 0 UID: 0 PID: 397 Comm: syz-executor Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 53.541585][ T397] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.541611][ T397] Call Trace: [ 53.541628][ T397] [ 53.541646][ T397] __dump_stack+0x21/0x30 [ 53.541710][ T397] dump_stack_lvl+0x140/0x1c0 [ 53.541778][ T397] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.541843][ T397] dump_stack+0x19/0x20 [ 53.541910][ T397] should_fail_ex+0x3c2/0x510 [ 53.541965][ T397] should_failslab+0xac/0x100 [ 53.542019][ T397] kmem_cache_alloc_lru_noprof+0x44/0x410 [ 53.542067][ T397] ? proc_alloc_inode+0x48/0x150 [ 53.542131][ T397] proc_alloc_inode+0x48/0x150 [ 53.542193][ T397] ? __cfi_proc_alloc_inode+0x10/0x10 [ 53.542237][ T397] alloc_inode+0x7a/0x270 [ 53.542297][ T397] new_inode+0x25/0x1e0 [ 53.542357][ T397] proc_pid_make_inode+0x25/0x140 [ 53.542411][ T397] proc_pid_instantiate+0x54/0x2a0 [ 53.542470][ T397] proc_pid_lookup+0x18a/0x260 [ 53.542538][ T397] proc_root_lookup+0x24/0x50 [ 53.542590][ T397] __lookup_slow+0x2e5/0x420 [ 53.542644][ T397] ? lookup_one_len+0x300/0x300 [ 53.542706][ T397] ? down_read+0x7f/0xe0 [ 53.542780][ T397] lookup_slow+0x57/0x80 [ 53.542835][ T397] walk_component+0x308/0x450 [ 53.542888][ T397] link_path_walk+0x723/0xeb0 [ 53.542949][ T397] path_lookupat+0x8d/0x440 [ 53.543007][ T397] filename_lookup+0x22d/0x5a0 [ 53.543072][ T397] ? __cfi_filename_lookup+0x10/0x10 [ 53.543129][ T397] ? __cfi_kfree_link+0x10/0x10 [ 53.543208][ T397] ? strncpy_from_user+0x14f/0x280 [ 53.543261][ T397] ? __kasan_check_write+0x18/0x20 [ 53.543311][ T397] ? getname_flags+0x203/0x6b0 [ 53.543366][ T397] do_readlinkat+0xe7/0x520 [ 53.543432][ T397] ? cp_old_stat+0x4d0/0x4d0 [ 53.543554][ T397] ? __kasan_check_read+0x15/0x20 [ 53.543630][ T397] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 53.543710][ T397] __x64_sys_readlinkat+0x9e/0xb0 [ 53.543794][ T397] x64_sys_call+0x29e0/0x2ee0 [ 53.543846][ T397] do_syscall_64+0x57/0xf0 [ 53.543907][ T397] ? clear_bhb_loop+0x50/0xa0 [ 53.543986][ T397] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 53.544072][ T397] RIP: 0033:0x7efd445d9607 [ 53.544125][ T397] Code: 00 00 00 41 54 41 ba 00 10 00 00 bf 9c ff ff ff 48 8d 35 28 8e 07 00 55 b8 0b 01 00 00 53 48 81 ec 00 10 00 00 48 89 e2 0f 05 <85> c0 7e 7d 0f b6 14 24 80 fa 5b 74 74 80 fa 2f 0f 85 2d 01 00 00 [ 53.544176][ T397] RSP: 002b:00007ffd3e4f7730 EFLAGS: 00000206 ORIG_RAX: 000000000000010b [ 53.544238][ T397] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007efd445d9607 [ 53.544279][ T397] RDX: 00007ffd3e4f7730 RSI: 00007efd4465241c RDI: 00000000ffffff9c [ 53.544321][ T397] RBP: 00007ffd3e4f8848 R08: 00007efd447e86d8 R09: 0000000000000000 [ 53.544369][ T397] R10: 0000000000001000 R11: 0000000000000206 R12: 00007ffd3e4f8860 [ 53.544412][ T397] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 53.544454][ T397] [ 53.546413][ T397] FAULT_INJECTION: forcing a failure. [ 53.546413][ T397] name failslab, interval 1, probability 10, space 0, times 50 [ 53.563817][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u8:0 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 53.563901][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.563942][ T12] Workqueue: writeback wb_workfn (flush-8:0) [ 53.564033][ T12] Call Trace: [ 53.564054][ T12] [ 53.564077][ T12] __dump_stack+0x21/0x30 [ 53.564162][ T12] dump_stack_lvl+0x140/0x1c0 [ 53.564246][ T12] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.564334][ T12] dump_stack+0x19/0x20 [ 53.564407][ T12] should_fail_ex+0x3c2/0x510 [ 53.564476][ T12] should_failslab+0xac/0x100 [ 53.564536][ T12] kmem_cache_alloc_noprof+0x42/0x410 [ 53.564600][ T12] ? jbd2__journal_start+0x16d/0x860 [ 53.564682][ T12] ? kasan_save_alloc_info+0x3a/0x50 [ 53.564778][ T12] jbd2__journal_start+0x16d/0x860 [ 53.564849][ T12] __ext4_journal_start_sb+0x111/0x3f0 [ 53.564921][ T12] ext4_do_writepages+0xf49/0x39f0 [ 53.564986][ T12] ? ext4_normal_submit_inode_data_buffers+0x270/0x270 [ 53.565075][ T12] ext4_writepages+0x28c/0x550 [ 53.565130][ T12] ? __cfi_ext4_writepages+0x10/0x10 [ 53.565192][ T12] ? __cfi__raw_spin_lock+0x10/0x10 [ 53.565251][ T12] ? __cfi_ext4_writepages+0x10/0x10 [ 53.565310][ T12] do_writepages+0x3d7/0x7f0 [ 53.565390][ T12] ? __cfi_do_writepages+0x10/0x10 [ 53.565458][ T12] ? __kasan_check_read+0x15/0x20 [ 53.565491][ T12] ? inode_io_list_move_locked+0x3b3/0x450 [ 53.565539][ T12] ? __kasan_check_write+0x18/0x20 [ 53.565591][ T12] ? _raw_spin_lock+0x92/0x120 [ 53.565644][ T12] __writeback_single_inode+0xc8/0xba0 [ 53.565700][ T12] writeback_sb_inodes+0x6a5/0xfb0 [ 53.565768][ T12] ? queue_io+0x690/0x690 [ 53.565831][ T12] ? __kasan_check_read+0x15/0x20 [ 53.565885][ T12] __writeback_inodes_wb+0x129/0x280 [ 53.565947][ T12] wb_writeback+0x3bb/0x850 [ 53.566008][ T12] ? inode_cgwb_move_to_attached+0x470/0x470 [ 53.566071][ T12] ? __kasan_check_read+0x15/0x20 [ 53.566148][ T12] wb_workfn+0xa03/0xef0 [ 53.566212][ T12] ? ttwu_do_activate+0x620/0x620 [ 53.566272][ T12] ? __cfi_wb_workfn+0x10/0x10 [ 53.566315][ T12] ? try_to_wake_up+0x111a/0x1fd0 [ 53.566375][ T12] ? finish_task_switch+0x139/0x770 [ 53.566416][ T12] ? wake_up_process+0x14/0x20 [ 53.566460][ T12] ? kick_pool+0x3b7/0x540 [ 53.566538][ T12] process_scheduled_works+0x7f7/0x1060 [ 53.566602][ T12] worker_thread+0xc99/0x13f0 [ 53.566666][ T12] kthread+0x2c7/0x360 [ 53.566734][ T12] ? __cfi_worker_thread+0x10/0x10 [ 53.566796][ T12] ? __cfi_kthread+0x10/0x10 [ 53.566853][ T12] ret_from_fork+0x67/0xa0 [ 53.566922][ T12] ? __cfi_kthread+0x10/0x10 [ 53.566981][ T12] ret_from_fork_asm+0x1a/0x30 [ 53.567045][ T12] [ 53.567072][ T12] EXT4-fs (sda1): ext4_do_writepages: jbd2_start: 1024 pages, ino 2028; err -12 [ 53.593883][ T285] CPU: 0 UID: 0 PID: 285 Comm: sshd-session Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 53.593972][ T285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.594005][ T285] Call Trace: [ 53.594019][ T285] [ 53.594041][ T285] __dump_stack+0x21/0x30 [ 53.594131][ T285] dump_stack_lvl+0x140/0x1c0 [ 53.594212][ T285] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.594292][ T285] ? avc_has_perm_noaudit+0x289/0x360 [ 53.594364][ T285] dump_stack+0x19/0x20 [ 53.594441][ T285] should_fail_ex+0x3c2/0x510 [ 53.594503][ T285] should_failslab+0xac/0x100 [ 53.594583][ T285] kmem_cache_alloc_lru_noprof+0x44/0x410 [ 53.594678][ T285] ? sock_alloc_inode+0x48/0x150 [ 53.594768][ T285] sock_alloc_inode+0x48/0x150 [ 53.594829][ T285] ? __cfi_sock_alloc_inode+0x10/0x10 [ 53.594891][ T285] alloc_inode+0x7a/0x270 [ 53.594945][ T285] ? bpf_lsm_socket_create+0xd/0x20 [ 53.594998][ T285] new_inode_pseudo+0x19/0x40 [ 53.595054][ T285] __sock_create+0x130/0x810 [ 53.595117][ T285] __sys_socket+0xe1/0x1c0 [ 53.595185][ T285] __x64_sys_socket+0x7e/0x90 [ 53.595247][ T285] x64_sys_call+0x2608/0x2ee0 [ 53.595291][ T285] do_syscall_64+0x57/0xf0 [ 53.595342][ T285] ? clear_bhb_loop+0x50/0xa0 [ 53.595405][ T285] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 53.595465][ T285] RIP: 0033:0x7f91d1b22707 [ 53.595507][ T285] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 53.595560][ T285] RSP: 002b:00007fff63f784e8 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 53.595606][ T285] RAX: ffffffffffffffda RBX: 0000000000000026 RCX: 00007f91d1b22707 [ 53.595648][ T285] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 53.595682][ T285] RBP: 00007f91d1bae560 R08: 00000000000001f4 R09: 0000000000000001 [ 53.595712][ T285] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 53.595745][ T285] R13: 00007fff63f78610 R14: 0000000000000049 R15: 00007fff63f78610 [ 53.595788][ T285] [ 53.595807][ T285] socket: no more sockets [ 53.615593][ T13] FAULT_INJECTION: forcing a failure. [ 53.615593][ T13] name failslab, interval 1, probability 10, space 0, times 39 [ 53.623782][ T397] CPU: 0 UID: 0 PID: 397 Comm: syz-executor Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 53.623871][ T397] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.623910][ T397] Call Trace: [ 53.623924][ T397] [ 53.623951][ T397] __dump_stack+0x21/0x30 [ 53.624039][ T397] dump_stack_lvl+0x140/0x1c0 [ 53.624122][ T397] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.624204][ T397] ? mtree_range_walk+0x573/0x730 [ 53.624294][ T397] dump_stack+0x19/0x20 [ 53.624366][ T397] should_fail_ex+0x3c2/0x510 [ 53.624450][ T397] should_failslab+0xac/0x100 [ 53.624528][ T397] kmem_cache_alloc_noprof+0x42/0x410 [ 53.624589][ T397] ? vma_merge_new_range+0x7bc/0x900 [ 53.624651][ T397] ? vm_area_alloc+0x3f/0x190 [ 53.624740][ T397] vm_area_alloc+0x3f/0x190 [ 53.624797][ T397] mmap_region+0xce2/0x1d10 [ 53.624864][ T397] ? vmf_insert_pfn+0x4d/0x60 [ 53.624937][ T397] ? __cfi_mmap_region+0x10/0x10 [ 53.625005][ T397] ? __get_unmapped_area+0x406/0x470 [ 53.625059][ T397] do_mmap+0xb61/0x13b0 [ 53.625088][ T397] ? __cfi_do_mmap+0x10/0x10 [ 53.625108][ T397] ? down_write_killable+0xee/0x2d0 [ 53.625204][ T397] ? __cfi_down_write_killable+0x10/0x10 [ 53.625310][ T397] ? __kasan_check_write+0x18/0x20 [ 53.625366][ T397] vm_mmap_pgoff+0x367/0x4b0 [ 53.625422][ T397] ? __cfi_vm_mmap_pgoff+0x10/0x10 [ 53.625479][ T397] ? __se_sys_prctl+0x1132/0x1480 [ 53.625538][ T397] ksys_mmap_pgoff+0xfa/0x1e0 [ 53.625600][ T397] __x64_sys_mmap+0x121/0x140 [ 53.625664][ T397] x64_sys_call+0x13bf/0x2ee0 [ 53.625715][ T397] do_syscall_64+0x57/0xf0 [ 53.625771][ T397] ? clear_bhb_loop+0x50/0xa0 [ 53.625836][ T397] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 53.625902][ T397] RIP: 0033:0x7efd4459dc02 [ 53.625947][ T397] Code: 4f 01 00 0f 1f 44 00 00 41 f7 c1 ff 0f 00 00 75 27 55 89 cd 53 48 89 fb 48 85 ff 74 3b 41 89 ea 48 89 df b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 6e 5b 5d c3 0f 1f 00 48 c7 c0 e8 ff ff ff 64 [ 53.625993][ T397] RSP: 002b:00007ffd3e4f85f8 EFLAGS: 00000206 ORIG_RAX: 0000000000000009 [ 53.626037][ T397] RAX: ffffffffffffffda RBX: 00001ffffffff000 RCX: 00007efd4459dc02 [ 53.626084][ T397] RDX: 0000000000000000 RSI: 0000000000001000 RDI: 00001ffffffff000 [ 53.626122][ T397] RBP: 0000000000100022 R08: 00000000ffffffff R09: 0000000000000000 [ 53.626161][ T397] R10: 0000000000100022 R11: 0000000000000206 R12: 00007ffd3e4f8848 [ 53.626198][ T397] R13: 0000000000000002 R14: 00007ffd3e4f8848 R15: 000000000000000a [ 53.626238][ T397] [ 53.666636][ T285] FAULT_INJECTION: forcing a failure. [ 53.666636][ T285] name failslab, interval 1, probability 10, space 0, times 36 [ 53.685958][ T12] FAULT_INJECTION: forcing a failure. [ 53.685958][ T12] name failslab, interval 1, probability 10, space 0, times 36 [ 53.723808][ T285] CPU: 0 UID: 0 PID: 285 Comm: sshd-session Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 53.723892][ T285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.723925][ T285] Call Trace: [ 53.723952][ T285] [ 53.723975][ T285] __dump_stack+0x21/0x30 [ 53.724073][ T285] dump_stack_lvl+0x140/0x1c0 [ 53.724157][ T285] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.724238][ T285] ? avc_has_perm_noaudit+0x289/0x360 [ 53.724310][ T285] dump_stack+0x19/0x20 [ 53.724389][ T285] should_fail_ex+0x3c2/0x510 [ 53.724459][ T285] should_failslab+0xac/0x100 [ 53.724540][ T285] kmem_cache_alloc_lru_noprof+0x44/0x410 [ 53.724603][ T285] ? sock_alloc_inode+0x48/0x150 [ 53.724683][ T285] sock_alloc_inode+0x48/0x150 [ 53.724758][ T285] ? __cfi_sock_alloc_inode+0x10/0x10 [ 53.724823][ T285] alloc_inode+0x7a/0x270 [ 53.724887][ T285] ? bpf_lsm_socket_create+0xd/0x20 [ 53.724951][ T285] new_inode_pseudo+0x19/0x40 [ 53.725006][ T285] __sock_create+0x130/0x810 [ 53.725100][ T285] __sys_socket+0xe1/0x1c0 [ 53.725186][ T285] __x64_sys_socket+0x7e/0x90 [ 53.725254][ T285] x64_sys_call+0x2608/0x2ee0 [ 53.725303][ T285] do_syscall_64+0x57/0xf0 [ 53.725365][ T285] ? clear_bhb_loop+0x50/0xa0 [ 53.725431][ T285] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 53.725496][ T285] RIP: 0033:0x7f91d1b22707 [ 53.725543][ T285] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 53.725590][ T285] RSP: 002b:00007fff63f78278 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 53.725646][ T285] RAX: ffffffffffffffda RBX: 0000000000000026 RCX: 00007f91d1b22707 [ 53.725692][ T285] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 53.725729][ T285] RBP: 00007f91d1bae560 R08: 00000000000001f4 R09: 0000000000000001 [ 53.725760][ T285] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 53.725801][ T285] R13: 00007fff63f783a0 R14: 0000000000000033 R15: 00007fff63f783a0 [ 53.725849][ T285] [ 53.725869][ T285] socket: no more sockets [ 53.763853][ T13] CPU: 1 UID: 0 PID: 13 Comm: kworker/u8:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 53.763970][ T13] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.764018][ T13] Workqueue: netns cleanup_net [ 53.764123][ T13] Call Trace: [ 53.764150][ T13] [ 53.764171][ T13] __dump_stack+0x21/0x30 [ 53.764253][ T13] dump_stack_lvl+0x140/0x1c0 [ 53.764343][ T13] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.764423][ T13] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 53.764495][ T13] ? kvfree_call_rcu+0x40e/0x730 [ 53.764555][ T13] dump_stack+0x19/0x20 [ 53.764635][ T13] should_fail_ex+0x3c2/0x510 [ 53.764706][ T13] should_failslab+0xac/0x100 [ 53.764787][ T13] __kmalloc_cache_noprof+0x41/0x470 [ 53.764842][ T13] ? __dev_set_rx_mode+0x74/0x280 [ 53.764886][ T13] ? igmp6_group_dropped+0x3b7/0xc10 [ 53.764954][ T13] ? _raw_spin_unlock_bh+0x54/0x60 [ 53.765012][ T13] igmp6_group_dropped+0x3b7/0xc10 [ 53.765068][ T13] ? netlink_broadcast_filtered+0x114e/0x11d0 [ 53.765180][ T13] ? __ipv6_dev_mc_inc+0xa30/0xa30 [ 53.765201][ T13] ? mutex_lock+0x97/0x1d0 [ 53.765267][ T13] ? __kasan_check_read+0x15/0x20 [ 53.765334][ T13] __ipv6_dev_mc_dec+0x29f/0x4c0 [ 53.765398][ T13] __ipv6_ifa_notify+0x7b1/0xee0 [ 53.765457][ T13] ? snmp6_fill_stats+0x9b0/0x9b0 [ 53.765510][ T13] ? __kasan_check_write+0x18/0x20 [ 53.765559][ T13] ? work_grab_pending+0x301/0x830 [ 53.765650][ T13] ? neigh_ifdown+0x23/0x30 [ 53.765738][ T13] ? rt6_disable_ip+0x79e/0x810 [ 53.765765][ T13] ? mod_delayed_work_on+0x140/0x140 [ 53.765849][ T13] ? __kasan_check_write+0x18/0x20 [ 53.765904][ T13] ? _raw_spin_lock_bh+0x96/0x130 [ 53.765984][ T13] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 53.766056][ T13] ? __cancel_work+0x175/0x1f0 [ 53.766134][ T13] addrconf_ifdown+0xe01/0x1970 [ 53.766195][ T13] ? addrconf_cleanup+0x150/0x150 [ 53.766246][ T13] ? __kasan_check_write+0x18/0x20 [ 53.766302][ T13] ? mutex_unlock+0x90/0x240 [ 53.766373][ T13] ? __cfi_mutex_unlock+0x10/0x10 [ 53.766451][ T13] ? __cfi_device_cmp+0x10/0x10 [ 53.766523][ T13] ? masq_device_event+0xe0/0xe0 [ 53.766595][ T13] addrconf_notify+0x17a/0xeb0 [ 53.766669][ T13] ? ip6mr_device_event+0x1ed/0x230 [ 53.766740][ T13] ? __cfi_addrconf_notify+0x10/0x10 [ 53.766822][ T13] notifier_call_chain+0x106/0x2b0 [ 53.766883][ T13] raw_notifier_call_chain+0x31/0x40 [ 53.766948][ T13] dev_close_many+0x332/0x4f0 [ 53.767003][ T13] ? __cfi_dev_close_many+0x10/0x10 [ 53.767066][ T13] ? __call_rcu_common+0x53c/0x710 [ 53.767119][ T13] ? __kasan_check_read+0x15/0x20 [ 53.767172][ T13] unregister_netdevice_many_notify+0x4bd/0x1be0 [ 53.767233][ T13] ? call_rcu_hurry+0x30/0x30 [ 53.767287][ T13] ? __kasan_check_read+0x15/0x20 [ 53.767339][ T13] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 53.767408][ T13] ? unregister_netdevice_queue+0x18a/0x350 [ 53.767464][ T13] ? kernfs_put+0x343/0x360 [ 53.767523][ T13] ? __cfi_unregister_netdevice_queue+0x10/0x10 [ 53.767592][ T13] ? __kasan_check_read+0x15/0x20 [ 53.767637][ T13] ? mutex_is_locked+0x1b/0x50 [ 53.767707][ T13] ? nexthop_net_exit_batch_rtnl+0x22d/0x290 [ 53.767768][ T13] ? br_net_exit_batch_rtnl+0x157/0x1a0 [ 53.767839][ T13] unregister_netdevice_many+0x1d/0x30 [ 53.767900][ T13] cleanup_net+0x640/0xc90 [ 53.767962][ T13] ? __cfi_cleanup_net+0x10/0x10 [ 53.768018][ T13] ? kick_pool+0xb9/0x540 [ 53.768097][ T13] process_scheduled_works+0x7f7/0x1060 [ 53.768180][ T13] worker_thread+0xc99/0x13f0 [ 53.768236][ T13] kthread+0x2c7/0x360 [ 53.768289][ T13] ? __cfi_worker_thread+0x10/0x10 [ 53.768341][ T13] ? __cfi_kthread+0x10/0x10 [ 53.768400][ T13] ret_from_fork+0x67/0xa0 [ 53.768463][ T13] ? __cfi_kthread+0x10/0x10 [ 53.768519][ T13] ret_from_fork_asm+0x1a/0x30 [ 53.768570][ T13] [ 53.770835][ T13] FAULT_INJECTION: forcing a failure. [ 53.770835][ T13] name failslab, interval 1, probability 10, space 0, times 32 [ 53.803852][ T12] CPU: 0 UID: 0 PID: 12 Comm: kworker/u8:0 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 53.803936][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.803977][ T12] Workqueue: writeback wb_workfn (flush-8:0) [ 53.804053][ T12] Call Trace: [ 53.804073][ T12] [ 53.804094][ T12] __dump_stack+0x21/0x30 [ 53.804184][ T12] dump_stack_lvl+0x140/0x1c0 [ 53.804258][ T12] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.804349][ T12] dump_stack+0x19/0x20 [ 53.804423][ T12] should_fail_ex+0x3c2/0x510 [ 53.804503][ T12] should_failslab+0xac/0x100 [ 53.804575][ T12] kmem_cache_alloc_noprof+0x42/0x410 [ 53.804653][ T12] ? jbd2__journal_start+0x16d/0x860 [ 53.804744][ T12] ? kasan_save_alloc_info+0x3a/0x50 [ 53.804845][ T12] jbd2__journal_start+0x16d/0x860 [ 53.804900][ T12] __ext4_journal_start_sb+0x111/0x3f0 [ 53.804971][ T12] ext4_do_writepages+0xf49/0x39f0 [ 53.805036][ T12] ? ext4_normal_submit_inode_data_buffers+0x270/0x270 [ 53.805108][ T12] ext4_writepages+0x28c/0x550 [ 53.805171][ T12] ? __cfi_ext4_writepages+0x10/0x10 [ 53.805241][ T12] ? __cfi__raw_spin_lock+0x10/0x10 [ 53.805302][ T12] ? __cfi_ext4_writepages+0x10/0x10 [ 53.805358][ T12] do_writepages+0x3d7/0x7f0 [ 53.805435][ T12] ? __cfi_do_writepages+0x10/0x10 [ 53.805538][ T12] ? __kasan_check_write+0x18/0x20 [ 53.805601][ T12] ? _raw_spin_lock+0x92/0x120 [ 53.805657][ T12] __writeback_single_inode+0xc8/0xba0 [ 53.805722][ T12] writeback_sb_inodes+0x6a5/0xfb0 [ 53.805800][ T12] ? queue_io+0x690/0x690 [ 53.805878][ T12] ? __kasan_check_read+0x15/0x20 [ 53.805934][ T12] __writeback_inodes_wb+0x129/0x280 [ 53.805981][ T12] wb_writeback+0x3bb/0x850 [ 53.806034][ T12] ? inode_cgwb_move_to_attached+0x470/0x470 [ 53.806114][ T12] ? __kasan_check_read+0x15/0x20