Title | Replies (including bot) | Last reply |
---|---|---|
[syzbot] [bpf?] KMSAN: uninit-value in trie_delete_elem | 5 (7) | 2024/04/04 19:00 |
[PATCH bpf-next] bpf: Mark bpf prog stack with kmsan_unposion_memory in interpreter mode | 2 (2) | 2024/03/29 02:10 |
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Title | Replies (including bot) | Last reply |
---|---|---|
[syzbot] [bpf?] KMSAN: uninit-value in trie_delete_elem | 5 (7) | 2024/04/04 19:00 |
[PATCH bpf-next] bpf: Mark bpf prog stack with kmsan_unposion_memory in interpreter mode | 2 (2) | 2024/03/29 02:10 |
===================================================== BUG: KMSAN: uninit-value in trie_delete_elem+0xc0/0xbe0 kernel/bpf/lpm_trie.c:448 trie_delete_elem+0xc0/0xbe0 kernel/bpf/lpm_trie.c:448 ____bpf_map_delete_elem kernel/bpf/helpers.c:77 [inline] bpf_map_delete_elem+0x5c/0x80 kernel/bpf/helpers.c:73 ___bpf_prog_run+0x13fe/0xe0f0 kernel/bpf/core.c:1997 __bpf_prog_run96+0xb5/0xe0 kernel/bpf/core.c:2236 bpf_dispatcher_nop_func include/linux/bpf.h:1234 [inline] __bpf_prog_run include/linux/filter.h:657 [inline] bpf_prog_run include/linux/filter.h:664 [inline] __bpf_trace_run kernel/trace/bpf_trace.c:2381 [inline] bpf_trace_run2+0x116/0x300 kernel/trace/bpf_trace.c:2420 __bpf_trace_kfree+0x29/0x40 include/trace/events/kmem.h:94 trace_kfree include/trace/events/kmem.h:94 [inline] kfree+0x6a5/0xa30 mm/slub.c:4377 bpf_free_used_maps kernel/bpf/core.c:2723 [inline] bpf_prog_free_deferred+0x390/0xc70 kernel/bpf/core.c:2761 process_one_work kernel/workqueue.c:3254 [inline] process_scheduled_works+0xa81/0x1bd0 kernel/workqueue.c:3335 worker_thread+0xea5/0x1560 kernel/workqueue.c:3416 kthread+0x3e2/0x540 kernel/kthread.c:388 ret_from_fork+0x6d/0x90 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:243 Local variable stack created at: __bpf_prog_run96+0x45/0xe0 kernel/bpf/core.c:2236 bpf_dispatcher_nop_func include/linux/bpf.h:1234 [inline] __bpf_prog_run include/linux/filter.h:657 [inline] bpf_prog_run include/linux/filter.h:664 [inline] __bpf_trace_run kernel/trace/bpf_trace.c:2381 [inline] bpf_trace_run2+0x116/0x300 kernel/trace/bpf_trace.c:2420 CPU: 0 PID: 7 Comm: kworker/0:0 Not tainted 6.9.0-rc1-syzkaller-00178-g317c7bc0ef03 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 Workqueue: events bpf_prog_free_deferred =====================================================
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2024/03/29 19:51 | upstream | 317c7bc0ef03 | c52bcb23 | .config | strace log | report | syz | C | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-root | KMSAN: uninit-value in trie_delete_elem | |
2024/04/26 05:51 | upstream | e33c4963bf53 | 8bdc0f22 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-root | KMSAN: uninit-value in trie_delete_elem | ||
2024/04/17 22:16 | upstream | 96fca68c4fbf | bd38b692 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-root | KMSAN: uninit-value in trie_delete_elem | ||
2024/04/17 11:15 | upstream | 96fca68c4fbf | 18f6e127 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-root | KMSAN: uninit-value in trie_delete_elem | ||
2024/04/05 00:25 | upstream | c85af715cac0 | 0ee3535e | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-root | KMSAN: uninit-value in trie_delete_elem | ||
2024/03/29 18:48 | upstream | 317c7bc0ef03 | c52bcb23 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-root | KMSAN: uninit-value in trie_delete_elem | ||
2024/04/26 06:02 | upstream | e33c4963bf53 | 8bdc0f22 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-386-root | KMSAN: uninit-value in trie_delete_elem | ||
2024/03/27 18:30 | upstream | 7033999ecd7b | 454571b6 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-386-root | KMSAN: uninit-value in trie_delete_elem | ||
2024/03/23 13:19 | upstream | 4f55aa85a874 | 0ea90952 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kmsan-gce-386-root | KMSAN: uninit-value in trie_delete_elem |