[....] 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[ 28.935388] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 32.123907] random: sshd: uninitialized urandom read (32 bytes read) [ 32.590755] random: sshd: uninitialized urandom read (32 bytes read) [ 33.827724] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.10.55' (ECDSA) to the list of known hosts. [ 39.290574] random: sshd: uninitialized urandom read (32 bytes read) 2018/06/04 22:15:47 fuzzer started 2018/06/04 22:15:47 dialing manager at 10.128.0.26:45299 [ 62.976732] can: request_module (can-proto-0) failed. [ 62.987669] can: request_module (can-proto-0) failed. 2018/06/04 22:16:12 kcov=true, comps=false 2018/06/04 22:16:18 executing program 0: r0 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) syz_emit_ethernet(0x437, &(0x7f0000000700)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "c22df7", 0x401, 0x11, 0x0, @dev={0xfe, 0x80}, @local={0xfe, 0x80, [], 0xaa}, {[], @dccp={{0x0, 0x4e20, 0x4, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, "0087ae", 0x0, "ca8345"}, "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"}}}}}}, &(0x7f0000001780)) 2018/06/04 22:16:18 executing program 2: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f0000000140)=0x78, 0x4) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1=0xe0000001}, 0x10) r1 = dup2(r0, r0) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000b86000)={0x1, &(0x7f0000f40ff8)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r0, &(0x7f0000a88f88), 0x29f, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) perf_event_open(&(0x7f000001d000)={0x200000002, 0x70, 0x0, 0x108000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000d00)='IPVS\x00') setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000000100), 0x921b527a62bfd8af) recvmsg(r0, &(0x7f0000000240)={&(0x7f0000000040)=@nfc, 0x80, &(0x7f00000001c0)=[{&(0x7f0000003ac0)=""/4096, 0x1000}], 0x1, &(0x7f0000000200)=""/20, 0x14}, 0x100) write$binfmt_elf64(r1, &(0x7f0000000400)=ANY=[@ANYBLOB="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"], 0x49f) ioctl$TIOCSSOFTCAR(0xffffffffffffffff, 0x541a, &(0x7f00000000c0)=0x5) write$binfmt_elf64(r0, &(0x7f0000002300)=ANY=[@ANYBLOB="7f454c4600250000050000000000000003003e00060000002c010000000000004000000000000000e1000000000000000500000087003800020002000700ea000200007001000000ea0a000000000000f7ffffffffffffff00000000ffffffff00000000000000000100000001000000010000000000000001000070040000000500000000000000000000000000000005000000000000000100000001000000ff0f00000000000000fcfffffffffffff423273d395b5dfe49a633eb0eb0263328129db30c89d614ca312379424593d1149401363a977a2b10bc8394762bab422771360aa38dc889b26829f721e3098b0f80c2f4ee55bcf0df04911af0a6a16e0ab5b5bb1e2227df0cb7b403be567e27a6a52b44baa3b9adef738dd4b7efbd9e56dfc0dc488a064d4ad246d477bc8fedb6c1fbcdb1469e544a6ac9afa9987b94c8d1209a41a79416931a8f43bd761418a2c47221a2a4d6bee2592cd6eab8fa3ac582965b48d68fb1dde708c9901874b0f1628c0adb0dc15872d102a327e9f073a52942892de4cc87c25e76cde841dd1e09db3f59955450018b682981af9bf3133a11fbf7915b41105bd663e6f7116777b3cb43f260d25a06d22119ca7674f7d9eeb496cccae5ea73758600072b6f0c2a39d824fa2001cb9377fbc132be60c8b0bf6ac0a892b355685d62cb7077a1e889c359d7bfc544111c6ca232e6c6593a0b8f085567b065536d649fea6d4e202254fc1a0dedba780af208b0457ed33958cfd97c0155f59b06d997423bb3b6f3d5e01c8b74030434cacb0e50dcc661aff03a72021b6011f6ff05f6070f0bcb7d75cbf1668562cd6599dcf1eac792c47370ac83b2730215d9955f6fa81f59d3209fbaf52f41f8c413432d976fe6eb3ae98661de6250e09bcf7b82d0492b349ca022abade27ee2d41aa83ba7d2ed5193dda7e9c78769b1430e5a171e12e0fa1d057e1aef4b856ab0f2dabc8b207f09d78e1f83461ccac0b2558732ea70d369973971d2c6d94081f33308b1e4b27a2ce6f45838809407045aa63b6219d82564c7323f73bfc2260fd95e5e8eeca550ba9adcca477de69469764858d7aa3ab8afd99e883c43dacae12ac88e7fea5a99df90755e5caf59185794ed6419a22fe36d9070ed6558b090cb871914497f54888e90e45bfc1e2a135047b729107896b784bf87c941f7b993033898b993c83b8bcec93aed20e900921e8c8e716321ad5664665e7f89839258d1477a2e8fceaa9280b9c9dc53b5ed4bd907c3942d8fac1eff961bf3040ae0faed3985bccc35551fdfcd52907750828fc988e60aec5b577af9769cebc8d6e87a826826f8362c84fe7ec9e6d3cc39c1b6b6b9005eaaf0d9037fa576757018d3f60fbab576284cd7343e70a4b8143dc67e94c1090b7376eec330f5995c4b32119646b4a953cf0669d6e52264827bbbae2c7565529a68f46f5e1a23137059867d0192caf6b22e2d74f8fbe12a139bc90a0d12b6acc0a106ba4fc2baf87c254bb540835206fc5f63dbc82581cec68813c331af00086cae971610587c4683d5f1b0dd68b8a419f581f0387cc9d1a435e329a0595d73a4489b1ea23c331ca752bfd46de13faee26e7e2e9b11dd7151883ac8112c0ba049070bcf00881cc0a37395f1a102cddda4b0b903b0233461e70254e6a75b9c29c02fce51b630d5cd58867e5f8e5b47fdb2fb53e0b9485f1079ddb39d7b3ef5d8d37be9a08714575e454274581a8ad758ba53da32d2c893e8a40de0febf31f84016558a9db7c53dec27895d69fa1a34e4b5b856f4d0974a9dd4031e28632a245b921a576f1a19f47d7ba08e9ca94a7ae46c89b379d90e0dfdcffb790586d920ea79f94af735aa51695dfe0c9c73a44b277e877b473b43f5c3a960d7c5e22678ab3f7cf46bdf23cbbd31df613827f8e23f7b2c71be25eab7dbd56f7b426b784583ec97db1659afc521a84e709cd879f8e5afe72366ffcd05c29b92ad59b3fe569e0b92c7978630ff418af3b808000000f805a2b89b9b87a13109c19ea941e9b9f6ee1c47708870abfda2debce7eae0f356bc896a5a207f6bc3ed4186117e1ae9b861d3a9a94520a6df99fd700c6fc3b82467a1257c2040dd34b2fb30c032224e6b864900f93168e387edaeeedaebf8b7b40d4caaa97c85229e63770ced3382013fd11010d0ee46333666aaec98aacc511c92be9e55eee400c74ab4614552624ad88f5d63b6f87e85826ee7cf6f15418f9712c6d07f36a54f097d9bc48b3035ae569af4753e7831dc520fe4726d0c96d0cb7b45e5ca5002884d38ed8e8ead8d4a7da76f9bcfd848fd27345bec7dd4356ef7b11a0cd3113bd9d9bd72597daf8e25b987b6a17329b9c581e7e647eddd060553fd6e6d90bc07ffc5ca9eb6e9ce36aa545ac0f6e242e381282522481668f05909a69db9c8f417ce2406fb727c11fa8ed3ec6f0c7fed51414f3286075c414753979f58a70d97539c1215ad15f4f2bdc9cb27e00245bb2291f767d4c581387a63022c727026043c0180a848edd1c3fffff21c3fe0b11c65caca8941959536882277e3dc9e61da52527a24e2d79a497a80b33b24f1ca184d56ad13194867d7a0a424977b5f256a4643460a03007ccf2abb042c6a8f357e8c67298f4ee68fa10d82aeec9c63884f43927692db04bfa6651a630ff1e945d5c2ceb1552d0cd69830f257e5d2b500e4447f03edc78938d82871b7075be875dee546cd23ae617356f51fe8f1fb11417e63a436d7ca0ecd22fab3719ab5b4a4fa0ac2b6a44002fdddb61f7d6fe2beac291455b144cff1da4cb487c430a42cd6dee2b0752536175bdeb3abf2a393823dddf4567d7a6ac785662eb272ea9ea223e0d63a2d027fc3bfa6da9c1537a5c207c9f2495bd45eee778875ba641ceb20f3fb23d57269a4e40e0baea56d0b4247f12ebb7cf6ee0e64b0d521c8636ca845287f752adfde004e37bee0451540bcabf455b43233e287e4ce36ebbf2cf0aa8325b72b90c40cc5bdf77f66b07bf5423a80409e1e95424e2d63c09e621354d87d29d28758c290f29746e00e72e1f6ee9fc93841a7a4ec7420c1d78c09f9355b41c5b6a2e94d84218428a4e4e40bcab84f0cdc9a230101146a11e1f36367b4b5f21e76b5e58c31aec27a47e7ce6c22d29c553f03d0515199b541750e92718c53542cb8c0e4202c89b5bc2a4e3cd4fd1e33ba846b2d2d1c94d2e73327b1d327fe80ff1113634e2e94769b97a1088c2f00001fd26ffbf3b4b82036e960a01efd1eecb0e4cff79c5943cb7f3390757f2ebaa20ac131cddf19065dad03237cca7406b5c30228494fe25d1be39d26631795f3b0a16ac6c8c27e37a75bce127c582beed29fe6137efe5ac28a2a89597db794c570055e318e92f17f36e3fcbc681ffdd19f73c0974242b5fdca0c4661bbc8233d2f0c433f9e11b2819ade8026682c9c966d13605ba9cfa66d91f8203260ed06d8c53912b2c25be01165ebda24e3b70c4fa4a99c56470ee40080aa92272d6ba4a0906d5b8df7039b82bf83378b78ce124aca8b7944fffdd65bfca51e33614282fb1738dd43c6b95f2bc5e9b24605ff3feca06ece40c2c4a86b93acdde534777d47c5196e7ef7d65ff45606324b402aa6b81afa463f63f96bc442cd25a033b7b6feed08de0f00bccb16c439813c6c4b1d1733bb55a6245a9180ec71a7f31631613c60af161f5ef64493b859a6c4baa9e3811250984db538169178a4f4cb4141f74e366a28b4fdeef59bb22f6f525c493912a044bd99a3b4b86b2834a4f837d58d4292a22a730b6a2e5ec7bf358c2016326fff4889d5d5e1beec898a3a88d0f4a450d86548a1a9b1cc1bee45e6a4e2c4e09cd69a51d46190755bd42c1e53d4a1f80010da651d6c500a066afa9c98755acf643ff381af66742c6e091746c77e0f14f2583d6d70339ed50e9da34a0aa8820359872132179f087f16cdaf3636688927e39a857a99f911d08406b6addefa9f895f3b29812234eaf4d5a93b9363fa02a4ee9fe8676811004fabc8121f7639e9f92c0d7f796a6355e984d7a85aadc6220847666f8f52c4571516eb1a9fc487e918956411823e1edef555a61ba7d45931457b221bdcc8aaad58e8007497a8846278e0aed68926d3ea9fd96a89ccc89627c86da315c3eb5445bf799df613befe958390660f6c9f7ac02e3187100f18ea3bfacf9662601fc9868329b3524cb8c07850726355bd748f7c51b32e6c4341676cef6af55351e599d196d38d63bf0cd20b85f4"], 0xbc8) 2018/06/04 22:16:18 executing program 7: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") syz_emit_ethernet(0x1a, &(0x7f0000000000)={@remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, [{[], {0x8100}}], {@llc_tr={0x11, {@snap={0x0, 0x0, '@', "7fbc8b"}}}}}, &(0x7f0000000080)) 2018/06/04 22:16:18 executing program 3: r0 = signalfd(0xffffffffffffffff, &(0x7f0000421000)={0xfffffffffffffffd}, 0x8) r1 = dup(r0) r2 = gettid() readv(r1, &(0x7f0000000040)=[{&(0x7f0000000080)=""/4096, 0x6a8}], 0x1) tkill(r2, 0x7) 2018/06/04 22:16:18 executing program 1: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = socket$inet6(0xa, 0x2100000000000002, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x4e21, 0x0, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}}, 0x1c) setsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f00000002c0)={{{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6=@loopback={0x0, 0x1}, 0x0, 0x0, 0x0, 0x0, 0x2}, {}, {}, 0x0, 0x0, 0x1}, {{@in6=@mcast2={0xff, 0x2, [], 0x1}, 0x0, 0x2b}, 0x0, @in6=@loopback={0x0, 0x1}, 0x0, 0x0, 0x0, 0x90}}, 0xe8) sendmsg(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f0000001680)}, 0x0) 2018/06/04 22:16:18 executing program 4: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) add_key$keyring(&(0x7f0000000000)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffb) 2018/06/04 22:16:18 executing program 5: r0 = socket$inet(0x2, 0x200000002, 0x88) bind$inet(r0, &(0x7f0000000000)={0x2, 0x4e21}, 0x10) r1 = dup2(r0, r0) sendto$inet(r0, &(0x7f0000000200), 0x7a, 0x8000, &(0x7f0000000100)={0x2, 0x4e21}, 0x10) setsockopt$inet6_udp_encap(r1, 0x11, 0x64, &(0x7f0000000080)=0x2, 0x4) sendmsg$nl_netfilter(r1, &(0x7f0000000840)={&(0x7f00000003c0)={0x10}, 0xc, &(0x7f0000000800)={&(0x7f0000000400)={0x14}, 0x14}, 0x1}, 0x0) 2018/06/04 22:16:18 executing program 6: close(0xffffffffffffffff) r0 = syz_open_dev$sndtimer(&(0x7f0000000000)='/dev/snd/timer\x00', 0x0, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000a29000)={&(0x7f00005dafe4)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c, &(0x7f0000000000)=[{&(0x7f00000000c0)="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", 0x289}], 0x1}, 0x0) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(r0, 0x40345410, &(0x7f0000000040)={{0x1}}) ioctl$SNDRV_TIMER_IOCTL_INFO(r0, 0x40505412, &(0x7f0000000340)=""/4096) getpgid(0x0) [ 70.983619] IPVS: ftp: loaded support on port[0] = 21 [ 71.058787] IPVS: ftp: loaded support on port[0] = 21 [ 71.080123] IPVS: ftp: loaded support on port[0] = 21 [ 71.104496] IPVS: ftp: loaded support on port[0] = 21 [ 71.108721] IPVS: ftp: loaded support on port[0] = 21 [ 71.115827] IPVS: ftp: loaded support on port[0] = 21 [ 71.127929] IPVS: ftp: loaded support on port[0] = 21 [ 71.132207] IPVS: ftp: loaded support on port[0] = 21 [ 72.943616] ip (4670) used greatest stack depth: 54280 bytes left [ 73.161537] ================================================================== [ 73.168948] BUG: KMSAN: uninit-value in get_page_from_freelist+0x5e3f/0xb5e0 [ 73.176138] CPU: 0 PID: 4691 Comm: sh Not tainted 4.17.0-rc5+ #103 [ 73.182452] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.191803] Call Trace: [ 73.194395] dump_stack+0x185/0x1d0 [ 73.198024] ? get_page_from_freelist+0x5e3f/0xb5e0 [ 73.203044] kmsan_report+0x149/0x260 [ 73.206843] __msan_warning_32+0x6e/0xc0 [ 73.210901] get_page_from_freelist+0x5e3f/0xb5e0 [ 73.215740] ? kernel_text_address+0x34d/0x3a0 [ 73.220318] ? __kernel_text_address+0x34/0xe0 [ 73.224904] ? __is_insn_slot_addr+0x198/0x1c0 [ 73.229483] ? kernel_text_address+0x34d/0x3a0 [ 73.234065] ? kmsan_set_origin_inline+0x6b/0x120 [ 73.238900] ? kmsan_set_origin_inline+0x6b/0x120 [ 73.243737] ? __msan_poison_alloca+0x15c/0x1d0 [ 73.248403] ? __alloc_pages_nodemask+0x478/0x5dc0 [ 73.253328] __alloc_pages_nodemask+0x7be/0x5dc0 [ 73.258080] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 73.263443] ? kmsan_set_origin_inline+0x6b/0x120 [ 73.268277] ? __msan_poison_alloca+0x15c/0x1d0 [ 73.272782] ip (4692) used greatest stack depth: 53848 bytes left [ 73.272949] ? __fput+0x37d/0xa10 [ 73.282601] ? locks_remove_file+0x65/0x1d80 [ 73.287001] ? __fput+0x37d/0xa10 [ 73.290452] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 73.295812] ? kmsan_set_origin_inline+0x6b/0x120 [ 73.300648] ? __msan_poison_alloca+0x15c/0x1d0 [ 73.305315] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 73.310674] ? lockref_put_return+0x41/0x2c0 [ 73.315084] alloc_pages_current+0x6b1/0x970 [ 73.319495] pte_alloc_one+0x56/0x100 [ 73.323290] handle_mm_fault+0x4440/0x7e90 [ 73.327526] ? filemap_fault+0x2630/0x2630 [ 73.331757] __do_page_fault+0xec6/0x1a10 [ 73.335905] ? page_fault+0x1e/0x30 [ 73.339523] do_page_fault+0xd3/0x260 [ 73.343318] ? page_fault+0x8/0x30 [ 73.346850] page_fault+0x1e/0x30 [ 73.350293] RIP: 0033:0x7f00e52d1c0e [ 73.353991] RSP: 002b:00007fff29b67390 EFLAGS: 00010246 [ 73.359348] RAX: 00007f00e5400e98 RBX: 0000000000000003 RCX: 00007fff29b67498 [ 73.366611] RDX: 00007fff29b67498 RSI: 00007fff29b67478 RDI: 000000000000037f [ 73.373873] RBP: 00007fff29b67478 R08: 000000000000000b R09: 0000000000000001 [ 73.381133] R10: 000000000000000d R11: 0000000000000002 R12: 00007fff29b67498 [ 73.388397] R13: 00007fff29b67498 R14: 0000000000000000 R15: 0000000000000000 [ 73.395659] [ 73.397274] Uninit was stored to memory at: [ 73.401601] kmsan_internal_chain_origin+0x12b/0x210 [ 73.406695] __msan_chain_origin+0x69/0xc0 [ 73.410923] free_unref_page_commit+0x4bc/0x4d0 [ 73.415581] free_pages+0x290/0x320 [ 73.419204] tlb_finish_mmu+0x3f7/0x5c0 [ 73.423171] exit_mmap+0x514/0x970 [ 73.426709] __mmput+0x158/0x600 [ 73.430072] mmput+0xab/0xf0 [ 73.433087] exit_mm+0x6ed/0x7a0 [ 73.436448] do_exit+0xc01/0x38d0 [ 73.439896] do_group_exit+0x1a0/0x360 [ 73.443778] __do_sys_exit_group+0x21/0x30 [ 73.448006] __se_sys_exit_group+0x14/0x20 [ 73.452236] __x64_sys_exit_group+0x4c/0x50 [ 73.456551] do_syscall_64+0x152/0x230 [ 73.460431] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 73.465606] Local variable description: ----tlb@exit_mmap [ 73.471128] Variable was created at: [ 73.474837] exit_mmap+0x47/0x970 [ 73.478285] __mmput+0x158/0x600 [ 73.481636] ================================================================== [ 73.488979] Disabling lock debugging due to kernel taint [ 73.494414] Kernel panic - not syncing: panic_on_warn set ... [ 73.494414] [ 73.501772] CPU: 0 PID: 4691 Comm: sh Tainted: G B 4.17.0-rc5+ #103 [ 73.509461] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.518798] Call Trace: [ 73.521385] dump_stack+0x185/0x1d0 [ 73.525014] panic+0x39d/0x940 [ 73.528224] ? get_page_from_freelist+0x5e3f/0xb5e0 [ 73.533242] kmsan_report+0x260/0x260 [ 73.537041] __msan_warning_32+0x6e/0xc0 [ 73.541106] get_page_from_freelist+0x5e3f/0xb5e0 [ 73.545941] ? kernel_text_address+0x34d/0x3a0 [ 73.550521] ? __kernel_text_address+0x34/0xe0 [ 73.555110] ? __is_insn_slot_addr+0x198/0x1c0 [ 73.559692] ? kernel_text_address+0x34d/0x3a0 [ 73.564275] ? kmsan_set_origin_inline+0x6b/0x120 [ 73.569113] ? kmsan_set_origin_inline+0x6b/0x120 [ 73.574125] ? __msan_poison_alloca+0x15c/0x1d0 [ 73.578794] ? __alloc_pages_nodemask+0x478/0x5dc0 [ 73.583728] __alloc_pages_nodemask+0x7be/0x5dc0 [ 73.588478] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 73.593831] ? kmsan_set_origin_inline+0x6b/0x120 [ 73.598674] ? __msan_poison_alloca+0x15c/0x1d0 [ 73.603334] ? __fput+0x37d/0xa10 [ 73.606786] ? locks_remove_file+0x65/0x1d80 [ 73.611186] ? __fput+0x37d/0xa10 [ 73.614635] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 73.619998] ? kmsan_set_origin_inline+0x6b/0x120 [ 73.624840] ? __msan_poison_alloca+0x15c/0x1d0 [ 73.629503] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 73.634865] ? lockref_put_return+0x41/0x2c0 [ 73.639277] alloc_pages_current+0x6b1/0x970 [ 73.643688] pte_alloc_one+0x56/0x100 [ 73.647486] handle_mm_fault+0x4440/0x7e90 [ 73.651728] ? filemap_fault+0x2630/0x2630 [ 73.655969] __do_page_fault+0xec6/0x1a10 [ 73.660119] ? page_fault+0x1e/0x30 [ 73.663745] do_page_fault+0xd3/0x260 [ 73.667541] ? page_fault+0x8/0x30 [ 73.671071] page_fault+0x1e/0x30 [ 73.674512] RIP: 0033:0x7f00e52d1c0e [ 73.678209] RSP: 002b:00007fff29b67390 EFLAGS: 00010246 [ 73.683561] RAX: 00007f00e5400e98 RBX: 0000000000000003 RCX: 00007fff29b67498 [ 73.690824] RDX: 00007fff29b67498 RSI: 00007fff29b67478 RDI: 000000000000037f [ 73.698083] RBP: 00007fff29b67478 R08: 000000000000000b R09: 0000000000000001 [ 73.705347] R10: 000000000000000d R11: 0000000000000002 R12: 00007fff29b67498 [ 73.712610] R13: 00007fff29b67498 R14: 0000000000000000 R15: 0000000000000000 [ 73.720282] Dumping ftrace buffer: [ 73.723807] (ftrace buffer empty) [ 73.727491] Kernel Offset: disabled [ 73.731092] Rebooting in 86400 seconds..