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14135f30e3
Andrey reported this kernel warning: WARNING: CPU: 0 PID: 4608 at kernel/sched/core.c:7724 __might_sleep+0x14c/0x1a0 kernel/sched/core.c:7719 do not call blocking ops when !TASK_RUNNING; state=1 set at [<ffffffff811f5a5c>] prepare_to_wait+0xbc/0x210 kernel/sched/wait.c:178 Modules linked in: CPU: 0 PID: 4608 Comm: syz-executor Not tainted 4.9.0-rc2+ #320 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 ffff88006625f7a0 ffffffff81b46914 ffff88006625f818 0000000000000000 ffffffff84052960 0000000000000000 ffff88006625f7e8 ffffffff81111237 ffff88006aceac00 ffffffff00001e2c ffffed000cc4beff ffffffff84052960 Call Trace: [< inline >] __dump_stack lib/dump_stack.c:15 [<ffffffff81b46914>] dump_stack+0xb3/0x10f lib/dump_stack.c:51 [<ffffffff81111237>] __warn+0x1a7/0x1f0 kernel/panic.c:550 [<ffffffff8111132c>] warn_slowpath_fmt+0xac/0xd0 kernel/panic.c:565 [<ffffffff811922fc>] __might_sleep+0x14c/0x1a0 kernel/sched/core.c:7719 [< inline >] slab_pre_alloc_hook mm/slab.h:393 [< inline >] slab_alloc_node mm/slub.c:2634 [< inline >] slab_alloc mm/slub.c:2716 [<ffffffff81508da0>] __kmalloc_track_caller+0x150/0x2a0 mm/slub.c:4240 [<ffffffff8146be14>] kmemdup+0x24/0x50 mm/util.c:113 [<ffffffff8388b2cf>] dccp_feat_clone_sp_val.part.5+0x4f/0xe0 net/dccp/feat.c:374 [< inline >] dccp_feat_clone_sp_val net/dccp/feat.c:1141 [< inline >] dccp_feat_change_recv net/dccp/feat.c:1141 [<ffffffff8388d491>] dccp_feat_parse_options+0xaa1/0x13d0 net/dccp/feat.c:1411 [<ffffffff83894f01>] dccp_parse_options+0x721/0x1010 net/dccp/options.c:128 [<ffffffff83891280>] dccp_rcv_state_process+0x200/0x15b0 net/dccp/input.c:644 [<ffffffff838b8a94>] dccp_v4_do_rcv+0xf4/0x1a0 net/dccp/ipv4.c:681 [< inline >] sk_backlog_rcv ./include/net/sock.h:872 [<ffffffff82b7ceb6>] __release_sock+0x126/0x3a0 net/core/sock.c:2044 [<ffffffff82b7d189>] release_sock+0x59/0x1c0 net/core/sock.c:2502 [< inline >] inet_wait_for_connect net/ipv4/af_inet.c:547 [<ffffffff8316b2a2>] __inet_stream_connect+0x5d2/0xbb0 net/ipv4/af_inet.c:617 [<ffffffff8316b8d5>] inet_stream_connect+0x55/0xa0 net/ipv4/af_inet.c:656 [<ffffffff82b705e4>] SYSC_connect+0x244/0x2f0 net/socket.c:1533 [<ffffffff82b72dd4>] SyS_connect+0x24/0x30 net/socket.c:1514 [<ffffffff83fbf701>] entry_SYSCALL_64_fastpath+0x1f/0xc2 arch/x86/entry/entry_64.S:209 Unlike commit |
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| .. | ||
| 6lowpan | ||
| 9p | ||
| 802 | ||
| 8021q | ||
| appletalk | ||
| atm | ||
| ax25 | ||
| batman-adv | ||
| bluetooth | ||
| bridge | ||
| caif | ||
| can | ||
| ceph | ||
| core | ||
| dcb | ||
| dccp | ||
| decnet | ||
| dns_resolver | ||
| dsa | ||
| ethernet | ||
| hsr | ||
| ieee802154 | ||
| ipv4 | ||
| ipv6 | ||
| ipx | ||
| irda | ||
| iucv | ||
| kcm | ||
| key | ||
| l2tp | ||
| l3mdev | ||
| lapb | ||
| llc | ||
| mac80211 | ||
| mac802154 | ||
| mpls | ||
| ncsi | ||
| netfilter | ||
| netlabel | ||
| netlink | ||
| netrom | ||
| nfc | ||
| openvswitch | ||
| packet | ||
| phonet | ||
| qrtr | ||
| rds | ||
| rfkill | ||
| rose | ||
| rxrpc | ||
| sched | ||
| sctp | ||
| strparser | ||
| sunrpc | ||
| switchdev | ||
| tipc | ||
| unix | ||
| vmw_vsock | ||
| wimax | ||
| wireless | ||
| x25 | ||
| xfrm | ||
| compat.c | ||
| Kconfig | ||
| Makefile | ||
| socket.c | ||
| sysctl_net.c | ||