INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.54' (ECDSA) to the list of known hosts. 2018/04/07 05:55:33 fuzzer started 2018/04/07 05:55:33 dialing manager at 10.128.0.26:38639 2018/04/07 05:55:39 kcov=true, comps=false 2018/04/07 05:55:42 executing program 0: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x4, &(0x7f000058f000)="440d05080080100000000020ec", 0xd) getsockopt$inet_opts(r0, 0x0, 0x4, &(0x7f000069d000), &(0x7f00006ccffc)) 2018/04/07 05:55:42 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000065000)={&(0x7f000029d000)={0x10}, 0xc, &(0x7f0000000000)={&(0x7f0000000040)={0x1c, 0x9, 0x6, 0x1, 0x0, 0x0, {}, [@nested={0x8, 0x1, [@typed={0x4}]}]}, 0x1c}, 0x1}, 0x0) 2018/04/07 05:55:42 executing program 7: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) setsockopt$inet6_int(r0, 0x29, 0x46, &(0x7f0000000000), 0x1) r1 = socket$packet(0x11, 0x800000000002, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f000095bffc), 0x4) sendto$inet6(r0, &(0x7f00005a0fff)='8', 0x1, 0x0, &(0x7f00007bcfe4)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/07 05:55:42 executing program 3: r0 = openat$vnet(0xffffffffffffff9c, &(0x7f0000000600)='/dev/vhost-net\x00', 0x2, 0x0) ioctl$int_in(r0, 0xaf01, &(0x7f0000000100)) r1 = eventfd(0x80000002) write$eventfd(r1, &(0x7f0000000080)=0xffffffffffffff90, 0x8) ioctl$VHOST_SET_VRING_KICK(r0, 0x4008af20, &(0x7f0000857ff8)={0x0, r1}) write$eventfd(r1, &(0x7f0000000040), 0x8) 2018/04/07 05:55:42 executing program 5: 2018/04/07 05:55:42 executing program 4: 2018/04/07 05:55:42 executing program 6: 2018/04/07 05:55:42 executing program 1: r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_ifreq(r0, 0x8932, &(0x7f00000000c0)={'lo\x00', @ifru_ivalue}) syzkaller login: [ 41.837162] ip (3746) used greatest stack depth: 54688 bytes left [ 42.079392] ip (3769) used greatest stack depth: 54408 bytes left [ 45.289807] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.466940] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.522956] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.554641] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.638653] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.719420] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.733862] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.796699] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 54.179942] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.294773] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.560605] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.568776] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.578131] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.587491] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.650604] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.740236] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.927988] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 54.934311] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.944344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.005954] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.012362] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.023221] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.296927] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.303284] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.317655] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.349428] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.358618] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.377433] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.406704] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.422550] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.442167] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.479156] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.488077] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.494358] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.504228] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.534635] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.555632] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.626710] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.633153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.645365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 2018/04/07 05:56:00 executing program 0: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./file1\x00', 0x0) rt_sigprocmask(0x0, &(0x7f0000032ff8)={0xfffffffffffffffe}, 0x0, 0x8) setrlimit(0x1, &(0x7f0000011000)) ftruncate(r1, 0x200) 2018/04/07 05:56:00 executing program 2: 2018/04/07 05:56:00 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000b9bff0)={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10) perf_event_open(&(0x7f0000271000)={0x2, 0x70, 0x49, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendto$inet(r0, &(0x7f0000fa0fff), 0xffffffffffffffbb, 0x20020003, &(0x7f0000385ff0)={0x2, 0x4e21, @loopback=0x7f000001}, 0x10) getsockopt$inet_opts(r0, 0x0, 0x20000000050, &(0x7f0000000040)=""/16, &(0x7f0000000000)=0x10) 2018/04/07 05:56:00 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg(r0, &(0x7f00000018c0)={&(0x7f0000000140)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, 0x80, &(0x7f0000001600), 0x0, &(0x7f0000001840)=""/108, 0x6c}, 0x122) sendmsg(r1, &(0x7f0000e91000)={0x0, 0x0, &(0x7f00001cd000), 0x0, &(0x7f0000298000)=[{0x18, 0x1, 0x1, "13"}], 0x18}, 0x0) 2018/04/07 05:56:00 executing program 6: r0 = add_key$keyring(&(0x7f0000000240)='keyring\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffe) r1 = add_key$keyring(&(0x7f0000000400)='keyring\x00', &(0x7f0000000000)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) r2 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000180)={0x73, 0x79, 0x7a}, 0x0, 0x0, r1) r3 = add_key$user(&(0x7f00000001c0)='user\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a}, &(0x7f0000000440)="01", 0x1, r2) r4 = add_key$user(&(0x7f0000002cc0)='user\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, &(0x7f0000000280), 0x182, r0) keyctl$dh_compute(0x17, &(0x7f0000000100)={r3, r4, r4}, &(0x7f0000a53ffb)=""/5, 0x2eb, &(0x7f0000c61fc8)={&(0x7f0000a3dffa)={'poly1305\x00'}}) 2018/04/07 05:56:00 executing program 5: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) fchdir(r0) ioprio_set$pid(0x2, 0x0, 0x7fff) r1 = syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x0, 0x0) ioctl(r1, 0x1, &(0x7f000078a000)) r2 = creat(&(0x7f0000000080)='./file0\x00', 0x0) write(r2, &(0x7f0000000180)="15", 0x1) close(r2) 2018/04/07 05:56:00 executing program 3: mkdir(&(0x7f00000ee000)='./file0\x00', 0x0) mount(&(0x7f0000e07000)='./file0\x00', &(0x7f0000d14ffc)='./file0\x00', &(0x7f00009cf000)='ramfs\x00', 0x2000000, &(0x7f000081f000)) r0 = open(&(0x7f0000000000)='./file0/bus\x00', 0x141046, 0x0) pwritev(r0, &(0x7f0000a5cf60)=[{&(0x7f000049efb9)='Z', 0x1}], 0x1, 0x0) 2018/04/07 05:56:00 executing program 4: syz_emit_ethernet(0x66, &(0x7f00000011c0)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x58, 0x0, 0x0, 0x0, 0x88, 0x0, @rand_addr, @multicast1=0xe0000001}, @gre={{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x880b}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x800}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x86dd}, {0x8, 0x88be, 0x0, {{0x0, 0x1}, 0x1}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2}, 0x2}}, {0x8, 0x6558}}}}}}, &(0x7f0000000000)) 2018/04/07 05:56:00 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x0) shutdown(r0, 0x0) recvmmsg(r0, &(0x7f0000525000), 0x411, 0x0, 0x0) 2018/04/07 05:56:00 executing program 5: r0 = socket$inet(0x2, 0x2, 0x0) setsockopt$inet_int(r0, 0x0, 0x7, &(0x7f0000000300)=0x40000000000800, 0x4) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000469ffc)=0x7fe, 0x4) sendto$inet(r0, &(0x7f0000edf000), 0x0, 0x0, &(0x7f0000011ffd)={0x2, 0x4e20, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) setsockopt$inet_int(r0, 0x0, 0x14, &(0x7f0000000080)=0x14e4, 0x326) recvmsg(r0, &(0x7f0000bd9000)={0x0, 0x0, &(0x7f0000eec000), 0x0, &(0x7f00009fdfaf)=""/81, 0x51}, 0x40002106) 2018/04/07 05:56:00 executing program 4: clone(0x0, &(0x7f0000a43000), &(0x7f00004c4000), &(0x7f000052c15e), &(0x7f0000000100)) r0 = gettid() r1 = syz_open_procfs(r0, &(0x7f0000000000)='children\x00') clone(0x0, &(0x7f0000000240), &(0x7f0000000280), &(0x7f0000000180), &(0x7f00000002c0)) lseek(r1, 0x5c, 0x0) read$eventfd(r1, &(0x7f0000000200), 0x8) 2018/04/07 05:56:00 executing program 0: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./file1\x00', 0x0) rt_sigprocmask(0x0, &(0x7f0000032ff8)={0xfffffffffffffffe}, 0x0, 0x8) setrlimit(0x1, &(0x7f0000011000)) ftruncate(r1, 0x200) 2018/04/07 05:56:00 executing program 6: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000b5dfa8)={0x26, 'hash\x00', 0x0, 0x0, 'sha224-generic\x00'}, 0x58) r1 = accept$alg(r0, 0x0, 0x0) r2 = open(&(0x7f00004b8ff8)='./file0\x00', 0x28042, 0x0) fallocate(r2, 0x0, 0xf001, 0x4e4e) sendfile(r1, r2, &(0x7f0000e64ff8), 0x8e18) 2018/04/07 05:56:00 executing program 3: perf_event_open(&(0x7f0000271000)={0x2, 0x70, 0x49, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000040)='coredump_filter\x00') pread64(r0, &(0x7f0000ad8f46)=""/186, 0xba, 0x0) [ 57.862591] ================================================================== [ 57.870019] BUG: KMSAN: uninit-value in sha256_generic_block_fn+0xb05f/0xb460 [ 57.877304] CPU: 0 PID: 5100 Comm: syz-executor6 Not tainted 4.16.0+ #81 [ 57.884139] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.893489] Call Trace: [ 57.896081] dump_stack+0x185/0x1d0 [ 57.899718] ? sha256_generic_block_fn+0xb05f/0xb460 [ 57.904820] kmsan_report+0x142/0x240 [ 57.908623] __msan_warning_32+0x6c/0xb0 [ 57.912690] sha256_generic_block_fn+0xb05f/0xb460 [ 57.917628] ? __radix_tree_insert+0x250/0x580 [ 57.922210] ? insert_entries+0xa1/0x1410 [ 57.926358] ? __radix_tree_insert+0x250/0x580 [ 57.930945] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 57.936393] ? insert_entries+0x12af/0x1410 [ 57.940726] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 57.946095] ? memcg_check_events+0x74/0xe90 [ 57.950510] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 57.955889] crypto_sha256_update+0x407/0x4b0 [ 57.960386] ? sha1_base_init+0x190/0x190 [ 57.964536] shash_async_update+0x290/0x360 [ 57.968860] ? shash_async_init+0x270/0x270 [ 57.973178] hash_sendpage+0x904/0xe10 [ 57.977072] ? hash_recvmsg+0xd50/0xd50 [ 57.981045] sock_sendpage+0x1de/0x2c0 [ 57.984943] pipe_to_sendpage+0x31b/0x430 [ 57.989095] ? sock_fasync+0x2b0/0x2b0 [ 57.992993] ? propagate_umount+0x3a30/0x3a30 [ 57.997506] __splice_from_pipe+0x49a/0xf30 [ 58.001830] ? generic_splice_sendpage+0x2a0/0x2a0 [ 58.006765] ? __msan_metadata_ptr_for_load_4+0x10/0x20 2018/04/07 05:56:01 executing program 0: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./file1\x00', 0x0) rt_sigprocmask(0x0, &(0x7f0000032ff8)={0xfffffffffffffffe}, 0x0, 0x8) setrlimit(0x1, &(0x7f0000011000)) ftruncate(r1, 0x200) [ 58.012133] generic_splice_sendpage+0x1c6/0x2a0 [ 58.016893] ? iter_file_splice_write+0x1710/0x1710 [ 58.021910] ? iter_file_splice_write+0x1710/0x1710 [ 58.026929] direct_splice_actor+0x19b/0x200 [ 58.031348] splice_direct_to_actor+0x764/0x1040 [ 58.036116] ? do_splice_direct+0x540/0x540 [ 58.040441] ? security_file_permission+0x28f/0x4b0 [ 58.045488] ? rw_verify_area+0x35e/0x580 [ 58.049643] do_splice_direct+0x335/0x540 [ 58.054071] do_sendfile+0x1067/0x1e40 [ 58.057975] SYSC_sendfile64+0x1b3/0x300 [ 58.062051] SyS_sendfile64+0x64/0x90 [ 58.065864] do_syscall_64+0x309/0x430 [ 58.069853] ? SYSC_sendfile+0x320/0x320 [ 58.073925] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 58.079122] RIP: 0033:0x455259 [ 58.082318] RSP: 002b:00007fd18b096c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 [ 58.090722] RAX: ffffffffffffffda RBX: 00007fd18b0976d4 RCX: 0000000000455259 [ 58.097989] RDX: 0000000020e64ff8 RSI: 0000000000000015 RDI: 0000000000000014 [ 58.105258] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 2018/04/07 05:56:01 executing program 0: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./file1\x00', 0x0) rt_sigprocmask(0x0, &(0x7f0000032ff8)={0xfffffffffffffffe}, 0x0, 0x8) setrlimit(0x1, &(0x7f0000011000)) ftruncate(r1, 0x200) [ 58.112520] R10: 0000000000008e18 R11: 0000000000000246 R12: 00000000ffffffff [ 58.119787] R13: 00000000000004c6 R14: 00000000006fa330 R15: 0000000000000000 [ 58.127052] [ 58.128669] Uninit was created at: [ 58.132208] kmsan_alloc_meta_for_pages+0x161/0x3a0 [ 58.137224] kmsan_alloc_page+0x82/0xe0 [ 58.141199] __alloc_pages_nodemask+0xf5b/0x5dc0 [ 58.145953] alloc_pages_vma+0xcc8/0x1800 [ 58.150105] shmem_alloc_and_acct_page+0x6d5/0x1000 [ 58.155124] shmem_getpage_gfp+0x35db/0x5770 2018/04/07 05:56:01 executing program 0: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./file1\x00', 0x0) rt_sigprocmask(0x0, &(0x7f0000032ff8)={0xfffffffffffffffe}, 0x0, 0x8) ftruncate(r1, 0x200) [ 58.159530] shmem_file_read_iter+0x508/0x1180 [ 58.164111] generic_file_splice_read+0x4e8/0x830 [ 58.168953] splice_direct_to_actor+0x4c6/0x1040 [ 58.173707] do_splice_direct+0x335/0x540 [ 58.177849] do_sendfile+0x1067/0x1e40 [ 58.181736] SYSC_sendfile64+0x1b3/0x300 [ 58.185794] SyS_sendfile64+0x64/0x90 [ 58.189591] do_syscall_64+0x309/0x430 [ 58.193482] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 58.198663] ================================================================== [ 58.206009] Disabling lock debugging due to kernel taint 2018/04/07 05:56:01 executing program 0: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./file1\x00', 0x0) rt_sigprocmask(0x0, &(0x7f0000032ff8)={0xfffffffffffffffe}, 0x0, 0x8) ftruncate(r1, 0x200) [ 58.211450] Kernel panic - not syncing: panic_on_warn set ... [ 58.211450] [ 58.218824] CPU: 0 PID: 5100 Comm: syz-executor6 Tainted: G B 4.16.0+ #81 [ 58.226960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.236307] Call Trace: [ 58.238895] dump_stack+0x185/0x1d0 [ 58.242530] panic+0x39d/0x940 [ 58.245742] ? sha256_generic_block_fn+0xb05f/0xb460 [ 58.250841] kmsan_report+0x238/0x240 [ 58.254651] __msan_warning_32+0x6c/0xb0 [ 58.258718] sha256_generic_block_fn+0xb05f/0xb460 [ 58.263661] ? __radix_tree_insert+0x250/0x580 [ 58.268252] ? insert_entries+0xa1/0x1410 [ 58.272411] ? __radix_tree_insert+0x250/0x580 [ 58.277002] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 58.282474] ? insert_entries+0x12af/0x1410 [ 58.286809] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 58.292176] ? memcg_check_events+0x74/0xe90 [ 58.296587] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 58.301964] crypto_sha256_update+0x407/0x4b0 [ 58.306473] ? sha1_base_init+0x190/0x190 [ 58.310621] shash_async_update+0x290/0x360 [ 58.314941] ? shash_async_init+0x270/0x270 [ 58.319264] hash_sendpage+0x904/0xe10 [ 58.323151] ? hash_recvmsg+0xd50/0xd50 [ 58.327134] sock_sendpage+0x1de/0x2c0 [ 58.331043] pipe_to_sendpage+0x31b/0x430 [ 58.335196] ? sock_fasync+0x2b0/0x2b0 [ 58.339086] ? propagate_umount+0x3a30/0x3a30 [ 58.343583] __splice_from_pipe+0x49a/0xf30 [ 58.347903] ? generic_splice_sendpage+0x2a0/0x2a0 [ 58.352836] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 58.359095] generic_splice_sendpage+0x1c6/0x2a0 [ 58.363860] ? iter_file_splice_write+0x1710/0x1710 [ 58.368886] ? iter_file_splice_write+0x1710/0x1710 [ 58.373911] direct_splice_actor+0x19b/0x200 [ 58.378328] splice_direct_to_actor+0x764/0x1040 [ 58.383083] ? do_splice_direct+0x540/0x540 [ 58.387416] ? security_file_permission+0x28f/0x4b0 [ 58.392441] ? rw_verify_area+0x35e/0x580 [ 58.396596] do_splice_direct+0x335/0x540 [ 58.400752] do_sendfile+0x1067/0x1e40 [ 58.404656] SYSC_sendfile64+0x1b3/0x300 [ 58.408724] SyS_sendfile64+0x64/0x90 [ 58.412524] do_syscall_64+0x309/0x430 [ 58.416414] ? SYSC_sendfile+0x320/0x320 [ 58.420487] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 58.425669] RIP: 0033:0x455259 [ 58.428849] RSP: 002b:00007fd18b096c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 [ 58.436549] RAX: ffffffffffffffda RBX: 00007fd18b0976d4 RCX: 0000000000455259 [ 58.443812] RDX: 0000000020e64ff8 RSI: 0000000000000015 RDI: 0000000000000014 [ 58.451076] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 58.458341] R10: 0000000000008e18 R11: 0000000000000246 R12: 00000000ffffffff [ 58.465608] R13: 00000000000004c6 R14: 00000000006fa330 R15: 0000000000000000 [ 58.473380] Dumping ftrace buffer: [ 58.476901] (ftrace buffer empty) [ 58.480583] Kernel Offset: disabled [ 58.484180] Rebooting in 86400 seconds..