BUG: unable to handle kernel paging request in sunrpc_init_net Unable to handle kernel paging request at virtual address ffff800014b4688c KASAN: probably user-memory-access in range [0x00000000a5a34460-0x00000000a5a34467] Mem abort info: ESR = 0x0000000086000006 EC = 0x21: IABT (current EL), IL = 32 bits SET = 0, FnV = 0 EA = 0, S1PTW = 0 FSC = 0x06: level 2 translation fault swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000214bc4000 [ffff800014b4688c] pgd=100000023ffff003, p4d=100000023ffff003, pud=100000023fffe003, pmd=0000000000000000 Internal error: Oops: 0000000086000006 [#1] PREEMPT SMP Modules linked in: CPU: 0 PID: 4241 Comm: syz-executor.0 Not tainted 6.1.138-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : no_hash_pointers_enable+0x8b00/0xc934 __efistub_vsprintf.c:-1 lr : rpc_proc_init+0x74/0xd8 net/sunrpc/stats.c:332 sp : ffff80001d6b7930 x29: ffff80001d6b7930 x28: 1ffff00002eaf3a7 x27: dfff800000000000 x26: 0000000000000061 x25: ffff0000de690000 x24: ffff0000d3e7a000 x23: ffff800017579d10 x22: ffff800017579d00 x21: dfff800000000000 x20: ffff0000de6901d8 x19: ffff0000d3e7a800 x18: ffff8000118d9e20 x17: 0000000000000000 x16: ffff8000082cf778 x15: ffff80000818b28c x14: 00000000ffff8000 x13: 1ffff000029c20af x12: 0000000000ff0100 x11: ff0080000a7ff618 x10: 0000000000000000 x9 : c57df17e40a85400 x8 : 0000000000000000 x7 : ffff800010b8a160 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000000002 x2 : 0000000000000008 x1 : ffff0001ffbecf00 x0 : ffff8000138b74a0 Call trace: no_hash_pointers_enable+0x8b00/0xc934 __efistub_vsprintf.c:-1 sunrpc_init_net+0x38/0x16c net/sunrpc/sunrpc_syms.c:38 ops_init+0x2b0/0x544 net/core/net_namespace.c:138 setup_net+0x464/0xb28 net/core/net_namespace.c:336 copy_net_ns+0x2b8/0x588 net/core/net_namespace.c:508 create_new_namespaces+0x318/0x5f0 kernel/nsproxy.c:110 unshare_nsproxy_namespaces+0x108/0x158 kernel/nsproxy.c:226 ksys_unshare+0x3d4/0x6d0 kernel/fork.c:3201 __do_sys_unshare kernel/fork.c:3272 [inline] __se_sys_unshare kernel/fork.c:3270 [inline] __arm64_sys_unshare+0x3c/0x50 kernel/fork.c:3270 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x138 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 Code: bad PC value ---[ end trace 0000000000000000 ]--- Warning: Permanently added '10.128.10.36' (ED25519) to the list of known hosts. 1970/01/01 00:00:37 ignoring optional flag "sandboxArg"="0" 1970/01/01 00:00:37 ignoring optional flag "type"="gce" 1970/01/01 00:00:37 parsed 1 programs [ 37.328850][ T4233] cgroup: Unknown subsys name 'net' [ 37.577960][ T4233] cgroup: Unknown subsys name 'rlimit' [ 37.890630][ T4233] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS 1970/01/01 00:00:37 executed programs: 0 [ 37.934106][ T4244] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 37.936403][ T4244] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 37.938724][ T4244] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 37.941354][ T4244] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 37.944237][ T4244] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 37.946355][ T4244] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 37.964779][ T4241] Unable to handle kernel paging request at virtual address ffff800014b4688c [ 37.967075][ T4241] KASAN: probably user-memory-access in range [0x00000000a5a34460-0x00000000a5a34467] [ 37.969635][ T4241] Mem abort info: [ 37.970601][ T4241] ESR = 0x0000000086000006 [ 37.971845][ T4241] EC = 0x21: IABT (current EL), IL = 32 bits [ 37.973847][ T4241] SET = 0, FnV = 0 [ 37.974874][ T4241] EA = 0, S1PTW = 0 [ 37.975917][ T4241] FSC = 0x06: level 2 translation fault [ 37.977413][ T4241] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000214bc4000 [ 37.979359][ T4241] [ffff800014b4688c] pgd=100000023ffff003, p4d=100000023ffff003, pud=100000023fffe003, pmd=0000000000000000 [ 37.982425][ T4241] Internal error: Oops: 0000000086000006 [#1] PREEMPT SMP [ 37.984315][ T4241] Modules linked in: [ 37.985360][ T4241] CPU: 0 PID: 4241 Comm: syz-executor.0 Not tainted 6.1.138-syzkaller #0 [ 37.987648][ T4241] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 37.990344][ T4241] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 37.992443][ T4241] pc : no_hash_pointers_enable+0x8b00/0xc934 [ 37.993993][ T4241] lr : rpc_proc_init+0x74/0xd8 [ 37.995263][ T4241] sp : ffff80001d6b7930 [ 37.996372][ T4241] x29: ffff80001d6b7930 x28: 1ffff00002eaf3a7 x27: dfff800000000000 [ 37.998435][ T4241] x26: 0000000000000061 x25: ffff0000de690000 x24: ffff0000d3e7a000 [ 38.000559][ T4241] x23: ffff800017579d10 x22: ffff800017579d00 x21: dfff800000000000 [ 38.002725][ T4241] x20: ffff0000de6901d8 x19: ffff0000d3e7a800 x18: ffff8000118d9e20 [ 38.004926][ T4241] x17: 0000000000000000 x16: ffff8000082cf778 x15: ffff80000818b28c [ 38.007062][ T4241] x14: 00000000ffff8000 x13: 1ffff000029c20af x12: 0000000000ff0100 [ 38.009245][ T4241] x11: ff0080000a7ff618 x10: 0000000000000000 x9 : c57df17e40a85400 [ 38.011452][ T4241] x8 : 0000000000000000 x7 : ffff800010b8a160 x6 : 0000000000000000 [ 38.013525][ T4241] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000000002 [ 38.015655][ T4241] x2 : 0000000000000008 x1 : ffff0001ffbecf00 x0 : ffff8000138b74a0 [ 38.017771][ T4241] Call trace: [ 38.018665][ T4241] no_hash_pointers_enable+0x8b00/0xc934 [ 38.020178][ T4241] sunrpc_init_net+0x38/0x16c [ 38.021427][ T4241] ops_init+0x2b0/0x544 [ 38.022550][ T4241] setup_net+0x464/0xb28 [ 38.023668][ T4241] copy_net_ns+0x2b8/0x588 [ 38.024873][ T4241] create_new_namespaces+0x318/0x5f0 [ 38.026299][ T4241] unshare_nsproxy_namespaces+0x108/0x158 [ 38.027824][ T4241] ksys_unshare+0x3d4/0x6d0 [ 38.029085][ T4241] __arm64_sys_unshare+0x3c/0x50 [ 38.030392][ T4241] invoke_syscall+0x98/0x2bc [ 38.031634][ T4241] el0_svc_common+0x138/0x258 [ 38.032918][ T4241] do_el0_svc+0x58/0x13c [ 38.034002][ T4241] el0_svc+0x58/0x138 [ 38.035073][ T4241] el0t_64_sync_handler+0x84/0xf0 [ 38.036432][ T4241] el0t_64_sync+0x18c/0x190 [ 38.037640][ T4241] Code: bad PC value [ 38.038706][ T4241] ---[ end trace 0000000000000000 ]--- [ 38.328451][ T4241] Kernel panic - not syncing: Oops: Fatal exception [ 38.330280][ T4241] SMP: stopping secondary CPUs [ 38.331643][ T4241] Kernel Offset: disabled [ 38.332865][ T4241] CPU features: 0x080000,02070084,26017203 [ 38.334447][ T4241] Memory Limit: none [ 38.614623][ T4241] Rebooting in 86400 seconds.. syzkaller build log: go env (err=) GO111MODULE='auto' GOARCH='amd64' GOBIN='' GOCACHE='/syzkaller/.cache/go-build' GOENV='/syzkaller/.config/go/env' GOEXE='' GOEXPERIMENT='' GOFLAGS='' GOHOSTARCH='amd64' GOHOSTOS='linux' GOINSECURE='' GOMODCACHE='/syzkaller/jobs-2/linux/gopath/pkg/mod' GONOPROXY='' GONOSUMDB='' GOOS='linux' GOPATH='/syzkaller/jobs-2/linux/gopath' GOPRIVATE='' GOPROXY='https://proxy.golang.org,direct' GOROOT='/usr/local/go' GOSUMDB='sum.golang.org' GOTMPDIR='' GOTOOLCHAIN='auto' GOTOOLDIR='/usr/local/go/pkg/tool/linux_amd64' GOVCS='' GOVERSION='go1.22.7' GCCGO='gccgo' GOAMD64='v1' AR='ar' CC='gcc' CXX='g++' CGO_ENABLED='1' GOMOD='/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/go.mod' GOWORK='' CGO_CFLAGS='-O2 -g' CGO_CPPFLAGS='' CGO_CXXFLAGS='-O2 -g' CGO_FFLAGS='-O2 -g' CGO_LDFLAGS='-O2 -g' PKG_CONFIG='pkg-config' GOGCCFLAGS='-fPIC -m64 -pthread -Wl,--no-gc-sections -fmessage-length=0 -ffile-prefix-map=/tmp/go-build1844241923=/tmp/go-build -gno-record-gcc-switches' git status (err=) HEAD detached at 7f400fcb59 nothing to commit, working tree clean tput: No value for $TERM and no -T specified tput: No value for $TERM and no -T specified Makefile:32: run command via tools/syz-env for best compatibility, see: Makefile:33: https://github.com/google/syzkaller/blob/master/docs/contributing.md#using-syz-env go list -f '{{.Stale}}' ./sys/syz-sysgen | grep -q false || go install ./sys/syz-sysgen make .descriptions tput: No value for $TERM and no -T specified tput: No value for $TERM and no -T specified bin/syz-sysgen touch .descriptions GOOS=linux GOARCH=arm64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=7f400fcb5977e5e102241f2ee93246b07b09e13c -X 'github.com/google/syzkaller/prog.gitRevisionDate=20240130-102928'" "-tags=syz_target syz_os_linux syz_arch_arm64 " -o ./bin/linux_arm64/syz-fuzzer github.com/google/syzkaller/syz-fuzzer GOOS=linux GOARCH=arm64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=7f400fcb5977e5e102241f2ee93246b07b09e13c -X 'github.com/google/syzkaller/prog.gitRevisionDate=20240130-102928'" "-tags=syz_target syz_os_linux syz_arch_arm64 " -o ./bin/linux_arm64/syz-execprog github.com/google/syzkaller/tools/syz-execprog GOOS=linux GOARCH=arm64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=7f400fcb5977e5e102241f2ee93246b07b09e13c -X 'github.com/google/syzkaller/prog.gitRevisionDate=20240130-102928'" "-tags=syz_target syz_os_linux syz_arch_arm64 " -o ./bin/linux_arm64/syz-stress github.com/google/syzkaller/tools/syz-stress mkdir -p ./bin/linux_arm64 aarch64-linux-gnu-gcc -o ./bin/linux_arm64/syz-executor executor/executor.cc \ -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-stringop-overflow -Wno-array-bounds -Wno-format-overflow -Wno-unused-but-set-variable -Wno-unused-command-line-argument -static-pie -fpermissive -w -DGOOS_linux=1 -DGOARCH_arm64=1 \ -DHOSTGOOS_linux=1 -DGIT_REVISION=\"7f400fcb5977e5e102241f2ee93246b07b09e13c\"