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-kasan-gce-4,10.128.0.63' (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 syzkaller login: [ 24.873525] WARNING: kernel stack regs at ffff8801cd726fd8 in syzkaller785410:3019 has bad 'bp' value ffffffff857301c0 [ 24.873530] unwind stack type:0 next_sp: (null) mask:0x6 graph_idx:0 [ 24.873537] ffff8801db306500: ffff8801db306588 (0xffff8801db306588) [ 24.873546] ffff8801db306508: ffffffff81283c5e (__save_stack_trace+0x6e/0xd0) [ 24.873549] ffff8801db306510: 0000000000000000 ... [ 24.873553] ffff8801db306518: ffff8801cd720000 (0xffff8801cd720000) [ 24.873556] ffff8801db306520: ffff8801cd728000 (0xffff8801cd728000) [ 24.873559] ffff8801db306528: 0000000000000000 ... [ 24.873562] ffff8801db306530: 0000000000000006 (0x6) [ 24.873565] ffff8801db306538: ffff8801ce208480 (0xffff8801ce208480) [ 24.873569] ffff8801db306540: 0000010100000000 (0x10100000000) [ 24.873571] ffff8801db306548: 0000000000000000 ... [ 24.873575] ffff8801db306550: ffff8801db306500 (0xffff8801db306500) [ 24.873580] ffff8801db306558: ffffffff81390ac7 (loop1+0x317/0x88a) [ 24.873584] ffff8801db306560: ffff8801cd726fd8 (0xffff8801cd726fd8) [ 24.873587] ffff8801db306568: 0000000001080020 (0x1080020) [ 24.873590] ffff8801db306570: ffff8801ce5ad660 (0xffff8801ce5ad660) [ 24.873593] ffff8801db306578: 0000000001080020 (0x1080020) [ 24.873597] ffff8801db306580: ffff8801ce5ad660 (0xffff8801ce5ad660) [ 24.873600] ffff8801db306588: ffff8801db306598 (0xffff8801db306598) [ 24.873605] ffff8801db306590: ffffffff81283cd6 (save_stack_trace+0x16/0x20) [ 24.873608] ffff8801db306598: ffff8801db3067c8 (0xffff8801db3067c8) [ 24.873615] ffff8801db3065a0: ffffffff81a11893 (save_stack+0x43/0xd0) [ 24.873618] ffff8801db3065a8: 0000004000000010 (0x4000000010) [ 24.873622] ffff8801db3065b0: ffff8801db3065c0 (0xffff8801db3065c0) [ 24.873624] ffff8801db3065b8: 0000000000000000 ... [ 24.873628] ffff8801db3065c0: ffffffff81283cd6 (save_stack_trace+0x16/0x20) [ 24.873632] ffff8801db3065c8: ffffffff81a11893 (save_stack+0x43/0xd0) [ 24.873637] ffff8801db3065d0: ffffffff81a11b5d (kasan_kmalloc+0xad/0xe0) [ 24.873642] ffff8801db3065d8: ffffffff81a12122 (kasan_slab_alloc+0x12/0x20) [ 24.873647] ffff8801db3065e0: ffffffff81a0d1cb (kmem_cache_alloc+0x11b/0x760) [ 24.873654] ffff8801db3065e8: ffffffff83dedbcd (__build_skb+0x9d/0x450) [ 24.873659] ffff8801db3065f0: ffffffff83dee723 (__napi_alloc_skb+0x173/0x290) [ 24.873666] ffff8801db3065f8: ffffffff8369b3e6 (page_to_skb.isra.40+0xe6/0x800) [ 24.873671] ffff8801db306600: ffffffff836a4153 (receive_buf+0x2a53/0x5690) [ 24.873676] ffff8801db306608: ffffffff836a729b (virtnet_poll+0x50b/0xab0) [ 24.873682] ffff8801db306610: ffffffff83e51032 (net_rx_action+0x792/0x1910) [ 24.873689] ffff8801db306618: ffffffff84d68c9b (__do_softirq+0x2bb/0xbd0) [ 24.873696] ffff8801db306620: ffffffff814241b3 (irq_exit+0x1d3/0x210) [ 24.873700] ffff8801db306628: ffffffff84d63a96 (do_IRQ+0xf6/0x190) [ 24.873705] ffff8801db306630: ffffffff84d6199d (common_interrupt+0x9d/0x9d) [ 24.873709] ffff8801db306638: ffffffff81390ac7 (loop1+0x317/0x88a) [ 24.873715] ffff8801db306640: ffffffff8155efd0 (lock_release+0xd70/0xd70) [ 24.873720] ffff8801db306648: ffffffff815f9dd0 (ktime_get+0x3a0/0x3a0) [ 24.873727] ffff8801db306650: ffffffff819619bb (handle_mm_fault+0x3bb/0x860) [ 24.873730] ffff8801db306658: 0000000000005c34 (0x5c34) [ 24.873734] ffff8801db306660: 1ffff1003b660cdc (0x1ffff1003b660cdc) [ 24.873736] ffff8801db306668: 0000000000000000 ... [ 24.873739] ffff8801db306670: 0000000000000002 (0x2) [ 24.873741] ffff8801db306678: 0000000000000000 ... [ 24.873745] ffff8801db306680: ffff8801db3067a8 (0xffff8801db3067a8) [ 24.873748] ffff8801db306688: 0000000041b58ab3 (0x41b58ab3) [ 24.873754] ffff8801db306690: ffffffff8571d932 (inat_primary_table+0x240552/0x252700) [ 24.873757] ffff8801db306698: 0000000000000000 ... [ 24.873760] ffff8801db3066a0: ffff8801db3069c8 (0xffff8801db3069c8) [ 24.873763] ffff8801db3066a8: ffffffff00009616 (0xffffffff00009616) [ 24.873766] ffff8801db3066b0: 0000000000000001 (0x1) [ 24.873770] ffff8801db3066b8: 1ffff1003b660d4d (0x1ffff1003b660d4d) [ 24.873773] ffff8801db3066c0: ffff8801db306700 (0xffff8801db306700) [ 24.873778] ffff8801db3066c8: ffffffff83e443ec (__netif_receive_skb+0x2c/0x1b0) [ 24.873781] ffff8801db3066d0: ffff8801ce5ad800 (0xffff8801ce5ad800) [ 24.873783] ffff8801db3066d8: 0000000000000000 ... [ 24.873787] ffff8801db3066e0: ffff8801db3069c8 (0xffff8801db3069c8) [ 24.873791] ffff8801db3066e8: ffffffff83e4de31 (netif_receive_skb_internal+0xf1/0x1a50) [ 24.873794] ffff8801db3066f0: 0000000000000001 (0x1) [ 24.873798] ffff8801db3066f8: 1ffff1003b660d4d (0x1ffff1003b660d4d) [ 24.873801] ffff8801db306700: ffff8801db3069f0 (0xffff8801db3069f0) [ 24.873806] ffff8801db306708: ffffffff83e4dee7 (netif_receive_skb_internal+0x1a7/0x1a50) [ 24.873809] ffff8801db306710: 0000000000000286 (0x286) [ 24.873812] ffff8801db306718: ffff8801ce208d10 (0xffff8801ce208d10) [ 24.873815] ffff8801db306720: ffff880100000002 (0xffff880100000002) [ 24.873819] ffff8801db306728: ffff880100000002 (0xffff880100000002) [ 24.873822] ffff8801db306730: 0000000000000286 (0x286) [ 24.873825] ffff8801db306738: ffff8801ce208480 (0xffff8801ce208480) [ 24.873829] ffff8801db306740: 0000000041b58ab3 (0x41b58ab3) [ 24.873833] ffff8801db306748: ffffffff85737e68 (K512_4+0x65e8/0x83fe0) [ 24.873837] ffff8801db306750: ffffffff8155e260 (lock_downgrade+0x990/0x990) [ 24.873840] ffff8801db306758: ffffffff00009616 (0xffffffff00009616) [ 24.873844] ffff8801db306760: 1ffff1003b660ced (0x1ffff1003b660ced) [ 24.873847] ffff8801db306768: 0000000041b58ab3 (0x41b58ab3) [ 24.873853] ffff8801db306770: ffffffff857b7928 (_fw_tigon_tg3_tso5_bin_name+0x1dd0/0x2df9f) [ 24.873856] ffff8801db306778: 0000000000000001 (0x1) [ 24.873859] ffff8801db306780: 0000000000000003 (0x3) [ 24.873862] ffff8801db306788: ffff8801ce208480 (0xffff8801ce208480) [ 24.873865] ffff8801db306790: dffffc0000000000 (0xdffffc0000000000) [ 24.873869] ffff8801db306798: ffff8801ce208d18 (0xffff8801ce208d18) [ 24.873872] ffff8801db3067a0: ffff8801db3067e8 (0xffff8801db3067e8) [ 24.873882] ffff8801db3067a8: ffffffff81557682 (mark_held_locks+0xb2/0x100) [ 24.873888] ffff8801db3067b0: ffffffff81a119e5 (kasan_unpoison_shadow+0x35/0x50) [ 24.873891] ffff8801db3067b8: ffff8801ce5ad65f (0xffff8801ce5ad65f) [ 24.873895] ffff8801db3067c0: 1ffff10039cb5acc (0x1ffff10039cb5acc) [ 24.873898] ffff8801db3067c8: ffff8801db306808 (0xffff8801db306808) [ 24.873903] ffff8801db3067d0: ffffffff81a11b5d (kasan_kmalloc+0xad/0xe0) [ 24.873906] ffff8801db3067d8: ffff8801d9e7d040 (0xffff8801d9e7d040) [ 24.873909] ffff8801db3067e0: 0000000001080020 (0x1080020) [ 24.873913] ffff8801db3067e8: ffff8801ce5ad580 (0xffff8801ce5ad580) [ 24.873916] ffff8801db3067f0: ffff8801d9e7d040 (0xffff8801d9e7d040) [ 24.873919] ffff8801db3067f8: ffff8801d9e7d040 (0xffff8801d9e7d040) [ 24.873923] ffff8801db306800: 0000000001080020 (0x1080020) [ 24.873926] ffff8801db306808: ffff8801db306818 (0xffff8801db306818) [ 24.873930] ffff8801db306810: ffffffff81a12122 (kasan_slab_alloc+0x12/0x20) [ 24.873934] ffff8801db306818: ffff8801db306898 (0xffff8801db306898) [ 24.873938] ffff8801db306820: ffffffff81a0d1cb (kmem_cache_alloc+0x11b/0x760) [ 24.873942] ffff8801db306828: ffffea0000000000 (0xffffea0000000000) [ 24.873945] ffff8801db306830: 1ffff1003b660d08 (0x1ffff1003b660d08) [ 24.873947] ffff8801db306838: 0000000000000000 ... [ 24.873950] ffff8801db306840: 0000000041b58ab3 (0x41b58ab3) [ 24.873955] ffff8801db306848: ffffffff8571ce7d (inat_primary_table+0x23fa9d/0x252700) [ 24.873958] ffff8801db306850: 0000000041b58ab3 (0x41b58ab3) [ 24.873963] ffff8801db306858: ffffffff8571d932 (inat_primary_table+0x240552/0x252700) [ 24.873965] ffff8801db306860: 0000000000000000 ... [ 24.873968] ffff8801db306868: 0000000000000286 (0x286) [ 24.873971] ffff8801db306870: 0000000000000200 (0x200) [ 24.873974] ffff8801db306878: ffff8801bffc1600 (0xffff8801bffc1600) [ 24.873978] ffff8801db306880: 1ffff1003b660d16 (0x1ffff1003b660d16) [ 24.873981] ffff8801db306888: 0000000000000200 (0x200) [ 24.873984] ffff8801db306890: ffff8801db306950 (0xffff8801db306950) [ 24.873988] ffff8801db306898: ffff8801db306978 (0xffff8801db306978) [ 24.873993] ffff8801db3068a0: ffffffff83dedbcd (__build_skb+0x9d/0x450) [ 24.873996] ffff8801db3068a8: 1ffff1003b660d29 (0x1ffff1003b660d29) [ 24.873999] ffff8801db3068b0: 0000000041b58ab3 (0x41b58ab3) [ 24.874006] ffff8801db3068b8: ffffffff8571d7d0 (inat_primary_table+0x2403f0/0x252700) [ 25.649130] ffff8801db3068c0: ffffffff83dedb30 (__alloc_skb_head+0x200/0x200) [ 25.649135] ffff8801db3068c8: ffff8801db3069a8 (0xffff8801db3069a8) [ 25.649139] ffff8801db3068d0: ffff8801db306910 (0xffff8801db306910) [ 25.649146] ffff8801db3068d8: ffffffff8154b939 (find_held_lock+0x39/0x1d0) [ 25.649150] ffff8801db3068e0: ffff880100000003 (0xffff880100000003) [ 25.649153] ffff8801db3068e8: 1ffff1003b660d29 (0x1ffff1003b660d29) [ 25.649156] ffff8801db3068f0: 0000000041b58ab3 (0x41b58ab3) [ 25.649164] ffff8801db3068f8: ffffffff8571d932 (inat_primary_table+0x240552/0x252700) [ 25.649170] ffff8801db306900: ffffffff8188d510 (__alloc_pages_nodemask+0xd80/0xd80) [ 25.649178] ffff8801db306908: ffffffff872661a0 (console_drivers+0x40/0x40) [ 25.649181] ffff8801db306910: ffff8801db306ad0 (0xffff8801db306ad0) [ 25.649184] ffff8801db306918: 0000000000000286 (0x286) [ 25.649188] ffff8801db306920: ffff8801ce208d10 (0xffff8801ce208d10) [ 25.649191] ffff8801db306928: 0000000000000003 (0x3) [ 25.649194] ffff8801db306930: ffff880100000003 (0xffff880100000003) [ 25.649197] ffff8801db306938: 0000000000000286 (0x286) [ 25.649201] ffff8801db306940: ffff8801ce208480 (0xffff8801ce208480) [ 25.649204] ffff8801db306948: 0000000041b58ab3 (0x41b58ab3) [ 25.649207] ffff8801db306950: 0000000000000200 (0x200) [ 25.649211] ffff8801db306958: ffff8801db322860 (0xffff8801db322860) [ 25.649214] ffff8801db306960: ffff8801d3ad89b8 (0xffff8801d3ad89b8) [ 25.649218] ffff8801db306968: ffff8801bffc1600 (0xffff8801bffc1600) [ 25.649221] ffff8801db306970: 00000000000000c0 (0xc0) [ 25.649224] ffff8801db306978: ffff8801db3069b0 (0xffff8801db3069b0) [ 25.649229] ffff8801db306980: ffffffff83dee723 (__napi_alloc_skb+0x173/0x290) [ 25.649233] ffff8801db306988: ffff8801d3ae7576 (0xffff8801d3ae7576) [ 25.649236] ffff8801db306990: 0000000000004200 (0x4200) [ 25.649240] ffff8801db306998: ffffea0007006c00 (0xffffea0007006c00) [ 25.649243] ffff8801db3069a0: ffff8801d3ae7573 (0xffff8801d3ae7573) [ 25.649246] ffff8801db3069a8: dffffc0000000000 (0xdffffc0000000000) [ 25.649250] ffff8801db3069b0: ffff8801db306ac8 (0xffff8801db306ac8) [ 25.649258] ffff8801db3069b8: ffffffff8369b3e6 (page_to_skb.isra.40+0xe6/0x800) [ 25.649261] ffff8801db3069c0: 0000000000000000 ... [ 25.649264] ffff8801db3069c8: 1ffff1003b660d40 (0x1ffff1003b660d40) [ 25.649267] ffff8801db3069d0: 1ffff1003b660d41 (0x1ffff1003b660d41) [ 25.649271] ffff8801db3069d8: 0000000000000003 (0x3)