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 'ci-upstream-next-kasan-gce-7,10.128.0.56' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program syzkaller login: [ 35.012570] WARNING: kernel stack regs at ffff8801ce43f878 in syzkaller987460:2982 has bad 'bp' value ffffffff8572eec0 [ 35.012576] unwind stack type:0 next_sp: (null) mask:0x6 graph_idx:0 [ 35.012584] ffff8801db2065e8: ffff8801db206670 (0xffff8801db206670) [ 35.012594] ffff8801db2065f0: ffffffff8127e0de (__save_stack_trace+0x6e/0xd0) [ 35.012597] ffff8801db2065f8: 0000000000000000 ... [ 35.012601] ffff8801db206600: ffff8801ce438000 (0xffff8801ce438000) [ 35.012604] ffff8801db206608: ffff8801ce440000 (0xffff8801ce440000) [ 35.012606] ffff8801db206610: 0000000000000000 ... [ 35.012609] ffff8801db206618: 0000000000000006 (0x6) [ 35.012613] ffff8801db206620: ffff8801d0b72380 (0xffff8801d0b72380) [ 35.012616] ffff8801db206628: 0000010100000000 (0x10100000000) [ 35.012618] ffff8801db206630: 0000000000000000 ... [ 35.012622] ffff8801db206638: ffff8801db2065e8 (0xffff8801db2065e8) [ 35.012628] ffff8801db206640: ffffffff813828bf (loop1+0x76f/0x88a) [ 35.012632] ffff8801db206648: ffff8801ce43f878 (0xffff8801ce43f878) [ 35.012635] ffff8801db206650: 0000000001080020 (0x1080020) [ 35.012638] ffff8801db206658: ffff8801cf3f1260 (0xffff8801cf3f1260) [ 35.012641] ffff8801db206660: 0000000001080020 (0x1080020) [ 35.012645] ffff8801db206668: ffff8801cf3f1260 (0xffff8801cf3f1260) [ 35.012648] ffff8801db206670: ffff8801db206680 (0xffff8801db206680) [ 35.012652] ffff8801db206678: ffffffff8127e156 (save_stack_trace+0x16/0x20) [ 35.012655] ffff8801db206680: ffff8801db2068b0 (0xffff8801db2068b0) [ 35.012663] ffff8801db206688: ffffffff81a277e3 (save_stack+0x43/0xd0) [ 35.012666] ffff8801db206690: 0000004000000010 (0x4000000010) [ 35.012670] ffff8801db206698: ffff8801db2066a8 (0xffff8801db2066a8) [ 35.012673] ffff8801db2066a0: ffff880100000000 (0xffff880100000000) [ 35.012677] ffff8801db2066a8: ffffffff8127e156 (save_stack_trace+0x16/0x20) [ 35.012681] ffff8801db2066b0: ffffffff81a277e3 (save_stack+0x43/0xd0) [ 35.012686] ffff8801db2066b8: ffffffff81a27aad (kasan_kmalloc+0xad/0xe0) [ 35.012690] ffff8801db2066c0: ffffffff81a28072 (kasan_slab_alloc+0x12/0x20) [ 35.012695] ffff8801db2066c8: ffffffff81a2312b (kmem_cache_alloc+0x11b/0x760) [ 35.012703] ffff8801db2066d0: ffffffff83e185ed (__build_skb+0x9d/0x450) [ 35.012708] ffff8801db2066d8: ffffffff83e19143 (__napi_alloc_skb+0x173/0x290) [ 35.012715] ffff8801db2066e0: ffffffff836c63f6 (page_to_skb.isra.40+0xe6/0x800) [ 35.012719] ffff8801db2066e8: ffffffff836cedd4 (receive_buf+0x2db4/0x51f0) [ 35.012724] ffff8801db2066f0: ffffffff836d1514 (virtnet_poll+0x304/0xad0) [ 35.012729] ffff8801db2066f8: ffffffff83e82802 (net_rx_action+0x792/0x1910) [ 35.012735] ffff8801db206700: ffffffff84d479cb (__do_softirq+0x2bb/0xbd0) [ 35.012741] ffff8801db206708: ffffffff81415033 (irq_exit+0x1d3/0x210) [ 35.012748] ffff8801db206710: ffffffff84d42836 (do_IRQ+0xf6/0x190) [ 35.012752] ffff8801db206718: ffffffff84d4101d (common_interrupt+0x9d/0x9d) [ 35.012757] ffff8801db206720: ffffffff813828bf (loop1+0x76f/0x88a) [ 35.012763] ffff8801db206728: ffffffff85736c68 (K512_4+0x66e8/0x87488) [ 35.012771] ffff8801db206730: ffffffff81550550 (lock_downgrade+0x990/0x990) [ 35.012776] ffff8801db206738: ffffffff81971b6b (handle_mm_fault+0x3bb/0x860) [ 35.012778] ffff8801db206740: 0000000000000000 ... [ 35.012782] ffff8801db206748: 1ffff1003b640cf9 (0x1ffff1003b640cf9) [ 35.012784] ffff8801db206750: 0000000000000000 ... [ 35.012787] ffff8801db206760: 1ffff1003b640cfc (0x1ffff1003b640cfc) [ 35.012789] ffff8801db206768: 0000000000000000 ... [ 35.012792] ffff8801db206770: 0000000000000002 (0x2) [ 35.012795] ffff8801db206778: 0000000000000001 (0x1) [ 35.012799] ffff8801db206780: ffff880100000001 (0xffff880100000001) [ 35.012803] ffff8801db206788: ffffffff81551495 (lock_acquire+0x1d5/0x580) [ 35.012807] ffff8801db206790: 1ffff1003b640d06 (0x1ffff1003b640d06) [ 35.012810] ffff8801db206798: 0000000000000001 (0x1) [ 35.012813] ffff8801db2067a0: ffff8801d0b72c48 (0xffff8801d0b72c48) [ 35.012820] ffff8801db2067a8: ffffffff85b381a0 (rcu_bh_lock_map+0x60/0x60) [ 35.012823] ffff8801db2067b0: ffff8801db206890 (0xffff8801db206890) [ 35.012827] ffff8801db2067b8: ffff8801db2067f8 (0xffff8801db2067f8) [ 35.012832] ffff8801db2067c0: ffffffff8153dc29 (find_held_lock+0x39/0x1d0) [ 35.012835] ffff8801db2067c8: 0000000000000002 (0x2) [ 35.012838] ffff8801db2067d0: 1ffff1003b640d06 (0x1ffff1003b640d06) [ 35.012841] ffff8801db2067d8: ffff8801db206890 (0xffff8801db206890) [ 35.012845] ffff8801db2067e0: ffff8801db206990 (0xffff8801db206990) [ 35.012849] ffff8801db2067e8: ffffffff85b381a0 (rcu_bh_lock_map+0x60/0x60) [ 35.012858] ffff8801db2067f0: ffffffff8705fca0 (console_drivers+0x40/0x40) [ 35.012861] ffff8801db2067f8: ffff8801db2069b8 (0xffff8801db2069b8) [ 35.012864] ffff8801db206800: 0000000000000282 (0x282) [ 35.012868] ffff8801db206808: ffff8801d0b72c10 (0xffff8801d0b72c10) [ 35.012871] ffff8801db206810: ffff880100000002 (0xffff880100000002) [ 35.012874] ffff8801db206818: ffff880100000002 (0xffff880100000002) [ 35.012877] ffff8801db206820: 0000000000000282 (0x282) [ 35.012881] ffff8801db206828: ffff8801d0b72380 (0xffff8801d0b72380) [ 35.012884] ffff8801db206830: 0000000041b58ab3 (0x41b58ab3) [ 35.012888] ffff8801db206838: ffffffff85736c68 (K512_4+0x66e8/0x87488) [ 35.012893] ffff8801db206840: ffffffff81550550 (lock_downgrade+0x990/0x990) [ 35.012896] ffff8801db206848: ffff8801cf3f1434 (0xffff8801cf3f1434) [ 35.012900] ffff8801db206850: ffff880100000002 (0xffff880100000002) [ 35.012903] ffff8801db206858: ffff8801d0b72380 (0xffff8801d0b72380) [ 35.012905] ffff8801db206860: 0000000000000000 ... [ 35.012908] ffff8801db206868: 0000000000000003 (0x3) [ 35.012912] ffff8801db206870: ffff8801d0b72380 (0xffff8801d0b72380) [ 35.012915] ffff8801db206878: dffffc0000000000 (0xdffffc0000000000) [ 35.012918] ffff8801db206880: ffff8801d0b72c18 (0xffff8801d0b72c18) [ 35.012922] ffff8801db206888: ffff8801db2068d0 (0xffff8801db2068d0) [ 35.012926] ffff8801db206890: ffffffff81549972 (mark_held_locks+0xb2/0x100) [ 35.012931] ffff8801db206898: ffffffff81a27935 (kasan_unpoison_shadow+0x35/0x50) [ 35.012934] ffff8801db2068a0: ffff8801cf3f125f (0xffff8801cf3f125f) [ 35.012938] ffff8801db2068a8: 1ffff10039e7e24c (0x1ffff10039e7e24c) [ 35.012941] ffff8801db2068b0: ffff8801db2068f0 (0xffff8801db2068f0) [ 35.012946] ffff8801db2068b8: ffffffff81a27aad (kasan_kmalloc+0xad/0xe0) [ 35.012951] ffff8801db2068c0: ffff8801d9922980 (0xffff8801d9922980) [ 35.012954] ffff8801db2068c8: 0000000001080020 (0x1080020) [ 35.012957] ffff8801db2068d0: ffff8801cf3f1180 (0xffff8801cf3f1180) [ 35.012961] ffff8801db2068d8: ffff8801d9922980 (0xffff8801d9922980) [ 35.012964] ffff8801db2068e0: ffff8801d9922980 (0xffff8801d9922980) [ 35.012967] ffff8801db2068e8: 0000000001080020 (0x1080020) [ 35.012970] ffff8801db2068f0: ffff8801db206900 (0xffff8801db206900) [ 35.012974] ffff8801db2068f8: ffffffff81a28072 (kasan_slab_alloc+0x12/0x20) [ 35.012978] ffff8801db206900: ffff8801db206980 (0xffff8801db206980) [ 35.012982] ffff8801db206908: ffffffff81a2312b (kmem_cache_alloc+0x11b/0x760) [ 35.012985] ffff8801db206910: ffffea0000005604 (0xffffea0000005604) [ 35.012989] ffff8801db206918: 1ffff1003b640d25 (0x1ffff1003b640d25) [ 35.012991] ffff8801db206920: 0000000000000000 ... [ 35.012994] ffff8801db206928: 0000000041b58ab3 (0x41b58ab3) [ 35.013004] ffff8801db206930: ffffffff8571c52d (inat_primary_table+0x24096d/0x252c20) [ 35.567147] ffff8801db206938: 0000000041b58ab3 (0x41b58ab3) [ 35.567156] ffff8801db206940: 0000000041b58ab3 (0x41b58ab3) [ 35.567168] ffff8801db206948: ffffffff8571cfe2 (inat_primary_table+0x241422/0x252c20) [ 35.567173] ffff8801db206950: 0000000000000282 (0x282) [ 35.567178] ffff8801db206958: 0000000000000200 (0x200) [ 35.567183] ffff8801db206960: ffff8801d5bd8c00 (0xffff8801d5bd8c00) [ 35.567188] ffff8801db206968: 1ffff1003b640d33 (0x1ffff1003b640d33) [ 35.567192] ffff8801db206970: 0000000000000200 (0x200) [ 35.567206] ffff8801db206978: ffff8801db206a38 (0xffff8801db206a38) [ 35.567211] ffff8801db206980: ffff8801db206a60 (0xffff8801db206a60) [ 35.567222] ffff8801db206988: ffffffff83e185ed (__build_skb+0x9d/0x450) [ 35.567226] ffff8801db206990: 1ffff1003b640d46 (0x1ffff1003b640d46) [ 35.567231] ffff8801db206998: 0000000041b58ab3 (0x41b58ab3) [ 35.567237] ffff8801db2069a0: ffffffff8571ce80 (inat_primary_table+0x2412c0/0x252c20) [ 35.567243] ffff8801db2069a8: ffffffff83e18550 (skb_try_coalesce+0x1ce0/0x1ce0) [ 35.567248] ffff8801db2069b0: ffff8801db206a90 (0xffff8801db206a90) [ 35.567253] ffff8801db2069b8: ffff8801db2069f8 (0xffff8801db2069f8) [ 35.567262] ffff8801db2069c0: ffffffff8153dc29 (find_held_lock+0x39/0x1d0) [ 35.567267] ffff8801db2069c8: ffff880100000002 (0xffff880100000002) [ 35.567272] ffff8801db2069d0: 1ffff1003b640d46 (0x1ffff1003b640d46) [ 35.567277] ffff8801db2069d8: 0000000041b58ab3 (0x41b58ab3) [ 35.567283] ffff8801db2069e0: ffffffff8571cfe2 (inat_primary_table+0x241422/0x252c20) [ 35.567291] ffff8801db2069e8: ffffffff81898e40 (__alloc_pages_nodemask+0xd80/0xd80) [ 35.567301] ffff8801db2069f0: ffffffff8705fca0 (console_drivers+0x40/0x40) [ 35.567306] ffff8801db2069f8: ffff8801db206bb8 (0xffff8801db206bb8) [ 35.567310] ffff8801db206a00: 0000000000000282 (0x282) [ 35.567315] ffff8801db206a08: ffff8801d0b72c10 (0xffff8801d0b72c10) [ 35.567319] ffff8801db206a10: 0000000000000002 (0x2) [ 35.567324] ffff8801db206a18: ffff880100000002 (0xffff880100000002) [ 35.567329] ffff8801db206a20: 0000000000000282 (0x282) [ 35.567333] ffff8801db206a28: ffff8801d0b72380 (0xffff8801d0b72380) [ 35.567338] ffff8801db206a30: 0000000041b58ab3 (0x41b58ab3) [ 35.567342] ffff8801db206a38: 0000000000000200 (0x200) [ 35.567347] ffff8801db206a40: ffff8801db2227e0 (0xffff8801db2227e0) [ 35.567351] ffff8801db206a48: ffff8801d36ea008 (0xffff8801d36ea008) [ 35.567356] ffff8801db206a50: ffff8801d5bd8c00 (0xffff8801d5bd8c00) [ 35.567361] ffff8801db206a58: 00000000000000c0 (0xc0) [ 35.567365] ffff8801db206a60: ffff8801db206a98 (0xffff8801db206a98) [ 35.567371] ffff8801db206a68: ffffffff83e19143 (__napi_alloc_skb+0x173/0x290) [ 35.567376] ffff8801db206a70: ffff8801d3651936 (0xffff8801d3651936) [ 35.567380] ffff8801db206a78: 0000000000005400 (0x5400) [ 35.567385] ffff8801db206a80: ffffea0007582400 (0xffffea0007582400) [ 35.567389] ffff8801db206a88: ffff8801d3651933 (0xffff8801d3651933) [ 35.567394] ffff8801db206a90: dffffc0000000000 (0xdffffc0000000000) [ 35.567399] ffff8801db206a98: ffff8801db206bb0 (0xffff8801db206bb0) [ 35.567407] ffff8801db206aa0: ffffffff836c63f6 (page_to_skb.isra.40+0xe6/0x800) [ 35.567410] ffff8801db206aa8: 0000000000000000 ... [ 35.567415] ffff8801db206ab0: 1ffff1003b640d5d (0x1ffff1003b640d5d) [ 35.567420] ffff8801db206ab8: 1ffff1003b640d5e (0x1ffff1003b640d5e) [ 35.567424] ffff8801db206ac0: ffff8801d0b72380 (0xffff8801d0b72380) [ 35.567429] ffff8801db206ac8: 000000000000004e (0x4e) [ 35.567433] ffff8801db206ad0: 0000000000005400 (0x5400) [ 35.567438] ffff8801db206ad8: ffff8801d36ea000 (0xffff8801d36ea000) [ 35.567442] ffff8801db206ae0: ffff8801d6095400 (0xffff8801d6095400) [ 35.567447] ffff8801db206ae8: 0000000041b58ab3 (0x41b58ab3) [ 35.567453] ffff8801db206af0: ffffffff8571e340 (inat_primary_table+0x242780/0x252c20) [ 35.567458] ffff8801db206af8: ffffffff836c6310 (virtnet_cpu_online+0x40/0x40) [ 35.567463] ffff8801db206b00: ffff8801d0b72c48 (0xffff8801d0b72c48) [ 35.567467] ffff8801db206b08: ffff8801d0b72380 (0xffff8801d0b72380) [ 35.567470] ffff8801db206b10: ffffed003a16e582 (0xffffed003a16e582) [ 35.567478] ffff8801db206b18: ffffffff85b381a0 (rcu_bh_lock_map+0x60/0x60) [ 35.567481] ffff8801db206b20: 0000000000000001 (0x1) [ 35.567485] ffff8801db206b28: ffff8801db206b78 (0xffff8801db206b78) [ 35.567489] ffff8801db206b30: ffffffff8153de7c (__lock_is_held+0xbc/0x140) [ 35.567494] ffff8801db206b38: ffffffff8571cfe2 (inat_primary_table+0x241422/0x252c20) [ 35.567497] ffff8801db206b40: 0000000041b58ab3 (0x41b58ab3) [ 35.567502] ffff8801db206b48: ffffffff8571cfe2 (inat_primary_table+0x241422/0x252c20) [ 35.567504] ffff8801db206b50: 0000000000000000 ... [ 35.567508] ffff8801db206b58: ffff8801d0b72380 (0xffff8801d0b72380) [ 35.567511] ffff8801db206b60: ffffffff0000abce (0xffffffff0000abce) [ 35.567514] ffff8801db206b68: 1ffff1003b640e2d (0x1ffff1003b640e2d)