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🐞 Open [961] 🐞 Fixed [3812] 🐞 Invalid [8186] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KMSAN: uninit-value in __skb_checksum_complete (3) | 7 | 1132d | 1299d | 0/22 | auto-closed as invalid on 2019/10/19 05:22 | |||
upstream | KMSAN: uninit-value in __skb_checksum_complete (2) | 2 | 1424d | 1425d | 0/22 | closed as invalid on 2018/09/05 16:20 | |||
upstream | KMSAN: uninit-value in __skb_checksum_complete (4) | C | 420 | 675d | 917d | 0/22 | closed as invalid on 2020/07/22 16:42 | ||
upstream | KMSAN: uninit-value in __skb_checksum_complete | C | 5 | 1497d | 1498d | 0/22 | closed as invalid on 2018/04/22 15:44 | ||
upstream | KMSAN: uninit-value in br_dev_xmit | C | 536 | 18d | 824d | 0/22 | upstream: reported C repro on 2020/02/24 08:38 | ||
upstream | KMSAN: uninit-value in batadv_get_vid | C | 1919 | 3d05h | 824d | 0/22 | upstream: reported C repro on 2020/02/24 08:38 | ||
upstream | KMSAN: uninit-value in eth_type_trans (2) | C | 1689 | 3d12h | 857d | 0/22 | upstream: reported C repro on 2020/01/22 16:47 |
===================================================== BUG: KMSAN: uninit-value in __skb_checksum_complete+0x421/0x630 net/core/skbuff.c:2846 CPU: 0 PID: 497 Comm: kworker/u4:11 Not tainted 5.10.0-rc4-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet Call Trace: <IRQ> __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x21c/0x280 lib/dump_stack.c:118 kmsan_report+0xf7/0x1e0 mm/kmsan/kmsan_report.c:118 __msan_warning+0x5f/0xa0 mm/kmsan/kmsan_instr.c:197 __skb_checksum_complete+0x421/0x630 net/core/skbuff.c:2846 __skb_checksum_validate_complete include/linux/skbuff.h:4014 [inline] icmp_rcv+0x94b/0x1d70 net/ipv4/icmp.c:1081 ip_protocol_deliver_rcu+0x572/0xc50 net/ipv4/ip_input.c:204 ip_local_deliver_finish net/ipv4/ip_input.c:231 [inline] NF_HOOK include/linux/netfilter.h:301 [inline] ip_local_deliver+0x583/0x8d0 net/ipv4/ip_input.c:252 dst_input include/net/dst.h:449 [inline] ip_rcv_finish net/ipv4/ip_input.c:428 [inline] NF_HOOK include/linux/netfilter.h:301 [inline] ip_rcv+0x5c3/0x840 net/ipv4/ip_input.c:539 __netif_receive_skb_one_core net/core/dev.c:5315 [inline] __netif_receive_skb+0x1ec/0x640 net/core/dev.c:5429 process_backlog+0x523/0xc10 net/core/dev.c:6319 napi_poll+0x420/0x1010 net/core/dev.c:6763 net_rx_action+0x35c/0xd40 net/core/dev.c:6833 __do_softirq+0x1a9/0x6fa kernel/softirq.c:298 asm_call_irq_on_stack+0xf/0x20 </IRQ> __run_on_irqstack arch/x86/include/asm/irq_stack.h:26 [inline] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:77 [inline] do_softirq_own_stack+0x6e/0x90 arch/x86/kernel/irq_64.c:77 do_softirq kernel/softirq.c:343 [inline] __local_bh_enable_ip+0x184/0x1d0 kernel/softirq.c:195 local_bh_enable+0x36/0x40 include/linux/bottom_half.h:32 rcu_read_unlock_bh include/linux/rcupdate.h:730 [inline] __dev_queue_xmit+0x3a9b/0x4520 net/core/dev.c:4167 dev_queue_xmit+0x4b/0x60 net/core/dev.c:4173 batadv_send_skb_packet+0x622/0x970 net/batman-adv/send.c:108 batadv_send_broadcast_skb+0x76/0x90 net/batman-adv/send.c:127 batadv_iv_ogm_send_to_if net/batman-adv/bat_iv_ogm.c:394 [inline] batadv_iv_ogm_emit net/batman-adv/bat_iv_ogm.c:420 [inline] batadv_iv_send_outstanding_bat_ogm_packet+0xb3a/0xf00 net/batman-adv/bat_iv_ogm.c:1712 process_one_work+0x121c/0x1fc0 kernel/workqueue.c:2272 worker_thread+0x10cc/0x2740 kernel/workqueue.c:2418 kthread+0x51c/0x560 kernel/kthread.c:292 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296 Uninit was stored to memory at: kmsan_save_stack_with_flags mm/kmsan/kmsan.c:121 [inline] kmsan_internal_chain_origin+0xad/0x130 mm/kmsan/kmsan.c:289 kmsan_memcpy_memmove_metadata+0x25e/0x2d0 mm/kmsan/kmsan.c:226 kmsan_memcpy_metadata+0xb/0x10 mm/kmsan/kmsan.c:246 __msan_memcpy+0x46/0x60 mm/kmsan/kmsan_instr.c:110 csum_partial_copy_nocheck include/net/checksum.h:51 [inline] skb_copy_and_csum_bits+0x23e/0x13e0 net/core/skbuff.c:2733 icmp_glue_bits+0x155/0x400 net/ipv4/icmp.c:356 __ip_append_data+0x4f8e/0x6210 net/ipv4/ip_output.c:1139 ip_append_data+0x326/0x490 net/ipv4/ip_output.c:1323 icmp_push_reply+0x1f8/0x810 net/ipv4/icmp.c:374 __icmp_send+0x2a98/0x3a90 net/ipv4/icmp.c:762 icmp_send include/net/icmp.h:43 [inline] __udp4_lib_rcv+0x421f/0x5880 net/ipv4/udp.c:2405 udp_rcv+0x5c/0x70 net/ipv4/udp.c:2564 ip_protocol_deliver_rcu+0x572/0xc50 net/ipv4/ip_input.c:204 ip_local_deliver_finish net/ipv4/ip_input.c:231 [inline] NF_HOOK include/linux/netfilter.h:301 [inline] ip_local_deliver+0x583/0x8d0 net/ipv4/ip_input.c:252 dst_input include/net/dst.h:449 [inline] ip_rcv_finish net/ipv4/ip_input.c:428 [inline] NF_HOOK include/linux/netfilter.h:301 [inline] ip_rcv+0x5c3/0x840 net/ipv4/ip_input.c:539 __netif_receive_skb_one_core net/core/dev.c:5315 [inline] __netif_receive_skb+0x1ec/0x640 net/core/dev.c:5429 process_backlog+0x523/0xc10 net/core/dev.c:6319 napi_poll+0x420/0x1010 net/core/dev.c:6763 net_rx_action+0x35c/0xd40 net/core/dev.c:6833 __do_softirq+0x1a9/0x6fa kernel/softirq.c:298 Uninit was stored to memory at: kmsan_save_stack_with_flags mm/kmsan/kmsan.c:121 [inline] kmsan_internal_chain_origin+0xad/0x130 mm/kmsan/kmsan.c:289 kmsan_memcpy_memmove_metadata+0x25e/0x2d0 mm/kmsan/kmsan.c:226 kmsan_memcpy_metadata+0xb/0x10 mm/kmsan/kmsan.c:246 __msan_memcpy+0x46/0x60 mm/kmsan/kmsan_instr.c:110 pskb_expand_head+0x3eb/0x1df0 net/core/skbuff.c:1631 __skb_cow include/linux/skbuff.h:3165 [inline] skb_cow_head include/linux/skbuff.h:3199 [inline] batadv_skb_head_push+0x2ce/0x410 net/batman-adv/soft-interface.c:75 batadv_send_skb_packet+0x1ed/0x970 net/batman-adv/send.c:86 batadv_send_broadcast_skb+0x76/0x90 net/batman-adv/send.c:127 batadv_iv_ogm_send_to_if net/batman-adv/bat_iv_ogm.c:394 [inline] batadv_iv_ogm_emit net/batman-adv/bat_iv_ogm.c:420 [inline] batadv_iv_send_outstanding_bat_ogm_packet+0xb3a/0xf00 net/batman-adv/bat_iv_ogm.c:1712 process_one_work+0x121c/0x1fc0 kernel/workqueue.c:2272 worker_thread+0x10cc/0x2740 kernel/workqueue.c:2418 kthread+0x51c/0x560 kernel/kthread.c:292 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296 Uninit was created at: kmsan_save_stack_with_flags+0x3c/0x90 mm/kmsan/kmsan.c:121 kmsan_alloc_page+0xd3/0x1f0 mm/kmsan/kmsan_shadow.c:274 __alloc_pages_nodemask+0x84e/0xfb0 mm/page_alloc.c:4989 __alloc_pages include/linux/gfp.h:511 [inline] __alloc_pages_node include/linux/gfp.h:524 [inline] alloc_pages_node include/linux/gfp.h:538 [inline] __page_frag_cache_refill mm/page_alloc.c:5065 [inline] page_frag_alloc+0x35b/0x890 mm/page_alloc.c:5095 __napi_alloc_skb+0x1c0/0xab0 net/core/skbuff.c:519 napi_alloc_skb include/linux/skbuff.h:2870 [inline] page_to_skb+0x142/0x1640 drivers/net/virtio_net.c:389 receive_mergeable+0xee6/0x5be0 drivers/net/virtio_net.c:949 receive_buf+0x2db/0x2ba0 drivers/net/virtio_net.c:1059 virtnet_receive drivers/net/virtio_net.c:1351 [inline] virtnet_poll+0xa51/0x1d10 drivers/net/virtio_net.c:1456 napi_poll+0x420/0x1010 net/core/dev.c:6763 net_rx_action+0x35c/0xd40 net/core/dev.c:6833 __do_softirq+0x1a9/0x6fa kernel/softirq.c:298 =====================================================
Manager | Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Title |
---|---|---|---|---|---|---|---|---|---|---|---|
ci-upstream-kmsan-gce | 2020/12/02 12:10 | https://github.com/google/kmsan.git master | 73d62e81b476 | c42a35e9 | .config | log | report | syz | C | ||
ci-upstream-kmsan-gce | 2021/02/01 10:33 | https://github.com/google/kmsan.git master | 73d62e81b476 | fc9fd31e | .config | log | report | info | KMSAN: uninit-value in __skb_checksum_complete | ||
ci-upstream-kmsan-gce-386 | 2022/04/13 00:45 | https://github.com/google/kmsan.git master | 33d9269ef6e0 | dacb3f1c | .config | log | report | info | KMSAN: uninit-value in __skb_checksum_complete | ||
ci-upstream-kmsan-gce-386 | 2022/04/12 20:30 | https://github.com/google/kmsan.git master | 33d9269ef6e0 | dacb3f1c | .config | log | report | info | KMSAN: uninit-value in __skb_checksum_complete | ||
ci-upstream-kmsan-gce-386 | 2022/04/06 21:19 | https://github.com/google/kmsan.git master | 33d9269ef6e0 | 97582466 | .config | log | report | info | KMSAN: uninit-value in __skb_checksum_complete | ||
ci-upstream-kmsan-gce-386 | 2022/02/12 01:02 | https://github.com/google/kmsan.git master | 85cfd6e539bd | 8b9ca619 | .config | log | report | info | KMSAN: uninit-value in __skb_checksum_complete | ||
ci-upstream-kmsan-gce-386 | 2021/12/09 05:27 | https://github.com/google/kmsan.git master | 8b936c96768e | a4a2a501 | .config | log | report | info | KMSAN: uninit-value in __skb_checksum_complete | ||
ci-upstream-kmsan-gce-386 | 2021/05/23 01:49 | https://github.com/google/kmsan.git master | 6099c9da2f7d | 3c7fef33 | .config | log | report | info | KMSAN: uninit-value in __skb_checksum_complete | ||
ci-upstream-kmsan-gce-386 | 2021/05/20 07:35 | https://github.com/google/kmsan.git master | 6099c9da2f7d | a343ba6b | .config | log | report | info | KMSAN: uninit-value in __skb_checksum_complete | ||
ci-upstream-kmsan-gce-386 | 2021/05/20 00:22 | https://github.com/google/kmsan.git master | 6099c9da2f7d | a343ba6b | .config | log | report | info | KMSAN: uninit-value in __skb_checksum_complete | ||
ci-upstream-kmsan-gce-386 | 2021/05/17 20:53 | https://github.com/google/kmsan.git master | bdefec9ab855 | a2eb125d | .config | log | report | info | KMSAN: uninit-value in __skb_checksum_complete | ||
ci-upstream-kmsan-gce-386 | 2021/04/26 07:58 | https://github.com/google/kmsan.git master | 4ebaab5fb428 | 2a82f1b3 | .config | log | report | info | KMSAN: uninit-value in __skb_checksum_complete | ||
ci-upstream-kmsan-gce-386 | 2021/04/20 09:42 | https://github.com/google/kmsan.git master | 4ebaab5fb428 | 4285c989 | .config | log | report | info | KMSAN: uninit-value in __skb_checksum_complete | ||
ci-upstream-kmsan-gce-386 | 2021/04/18 09:09 | https://github.com/google/kmsan.git master | 4ebaab5fb428 | 7e2b734b | .config | log | report | info | KMSAN: uninit-value in __skb_checksum_complete | ||
ci-upstream-kmsan-gce-386 | 2021/03/17 14:02 | https://github.com/google/kmsan.git master | 29ad81a1074a | fdb2bb2c | .config | log | report | info | KMSAN: uninit-value in __skb_checksum_complete | ||
ci-upstream-kmsan-gce-386 | 2021/02/05 03:03 | https://github.com/google/kmsan.git master | 73d62e81b476 | 23a562df | .config | log | report | info | KMSAN: uninit-value in __skb_checksum_complete | ||
ci-upstream-kmsan-gce-386 | 2021/01/24 17:45 | https://github.com/google/kmsan.git master | 73d62e81b476 | 52e37319 | .config | log | report | info | KMSAN: uninit-value in __skb_checksum_complete | ||
ci-upstream-kmsan-gce | 2021/01/13 14:17 | https://github.com/google/kmsan.git master | 73d62e81b476 | a945f0a3 | .config | log | report | info | |||
ci-upstream-kmsan-gce | 2020/12/31 23:27 | https://github.com/google/kmsan.git master | 73d62e81b476 | 79264ae3 | .config | log | report | info | |||
ci-upstream-kmsan-gce | 2020/12/21 11:29 | https://github.com/google/kmsan.git master | 73d62e81b476 | 04201c06 | .config | log | report | info | |||
ci-upstream-kmsan-gce | 2020/12/18 20:29 | https://github.com/google/kmsan.git master | 73d62e81b476 | 04201c06 | .config | log | report | info | |||
ci-upstream-kmsan-gce | 2020/12/11 11:30 | https://github.com/google/kmsan.git master | 73d62e81b476 | f900b48c | .config | log | report | info | |||
ci-upstream-kmsan-gce | 2020/12/05 10:16 | https://github.com/google/kmsan.git master | 73d62e81b476 | 20366b87 | .config | log | report | info | |||
ci-upstream-kmsan-gce | 2020/12/02 05:28 | https://github.com/google/kmsan.git master | 73d62e81b476 | c42a35e9 | .config | log | report | info | |||
ci-upstream-kmsan-gce | 2020/11/19 15:42 | https://github.com/google/kmsan.git master | 73d62e81b476 | 0767f13f | .config | log | report | info | |||
ci-upstream-kmsan-gce | 2020/11/17 15:40 | https://github.com/google/kmsan.git master | 73d62e81b476 | bd2a760b | .config | log | report | info | |||
ci-upstream-kmsan-gce | 2020/10/14 02:29 | https://github.com/google/kmsan.git master | e67f4ba870c2 | fc7735a2 | .config | log | report | info | |||
ci-upstream-kmsan-gce | 2020/09/22 02:18 | https://github.com/google/kmsan.git master | c5a13b33ec11 | 9e1fa68e | .config | log | report | info | |||
ci-upstream-kmsan-gce | 2020/09/11 18:52 | https://github.com/google/kmsan.git master | 3b3ea6028136 | adfb8b4e | .config | log | report | ||||
ci-upstream-kmsan-gce | 2020/09/07 06:36 | https://github.com/google/kmsan.git master | 3b3ea6028136 | abf9ba4f | .config | log | report | ||||
ci-upstream-kmsan-gce | 2020/08/19 21:39 | https://github.com/google/kmsan.git master | ce8056d1f79e | 94b45706 | .config | log | report | ||||
ci-upstream-kmsan-gce | 2020/08/17 02:05 | https://github.com/google/kmsan.git master | ce8056d1f79e | 424dd8e7 | .config | log | report | ||||
ci-upstream-kmsan-gce | 2020/08/14 06:17 | https://github.com/google/kmsan.git master | ce8056d1f79e | 54ce1ed6 | .config | log | report | ||||
ci-upstream-kmsan-gce-386 | 2021/01/12 18:45 | https://github.com/google/kmsan.git master | 73d62e81b476 | 0cdd6185 | .config | log | report | info | |||
ci-upstream-kmsan-gce-386 | 2021/01/06 03:09 | https://github.com/google/kmsan.git master | 73d62e81b476 | b1c228e1 | .config | log | report | info | |||
ci-upstream-kmsan-gce-386 | 2020/12/23 08:37 | https://github.com/google/kmsan.git master | 73d62e81b476 | 04201c06 | .config | log | report | info | |||
ci-upstream-kmsan-gce-386 | 2020/12/15 02:02 | https://github.com/google/kmsan.git master | 73d62e81b476 | 97183ed7 | .config | log | report | info | |||
ci-upstream-kmsan-gce-386 | 2020/12/13 09:33 | https://github.com/google/kmsan.git master | 73d62e81b476 | bca53db9 | .config | log | report | info | |||
ci-upstream-kmsan-gce-386 | 2020/12/02 15:27 | https://github.com/google/kmsan.git master | 73d62e81b476 | 8c9190ef | .config | log | report | info | |||
ci-upstream-kmsan-gce-386 | 2020/11/26 07:11 | https://github.com/google/kmsan.git master | 73d62e81b476 | 2f1cec62 | .config | log | report | info | |||
ci-upstream-kmsan-gce-386 | 2020/10/26 05:24 | https://github.com/google/kmsan.git master | e16174226146 | a1839e81 | .config | log | report | info | |||
ci-upstream-kmsan-gce-386 | 2020/09/23 04:33 | https://github.com/google/kmsan.git master | c5a13b33ec11 | 3e8f6c27 | .config | log | report | info | |||
ci-upstream-kmsan-gce-386 | 2020/08/21 09:28 | https://github.com/google/kmsan.git master | ce8056d1f79e | 1d75fe45 | .config | log | report |