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🐞 Open [958] ≡ Subsystems 🐞 Fixed [4880] 🐞 Invalid [11678] ⬇ Missing Backports [73] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes | 💬 Send us feedback |
random: sshd: uninitialized urandom read (32 bytes read) random: sshd: uninitialized urandom read (32 bytes read) random: sshd: uninitialized urandom read (32 bytes read) random: sshd: uninitialized urandom read (32 bytes read) ================================================================== BUG: KASAN: slab-out-of-bounds in rmd320_final+0x201/0x240 crypto/rmd320.c:358 Write of size 4 at addr ffff8801babaa0b0 by task syz-executor890/4483 CPU: 0 PID: 4483 Comm: syz-executor890 Not tainted 4.17.0+ #92 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1b9/0x294 lib/dump_stack.c:113 print_address_description+0x6c/0x20b mm/kasan/report.c:256 kasan_report_error mm/kasan/report.c:354 [inline] kasan_report.cold.7+0x242/0x2fe mm/kasan/report.c:412 __asan_report_store4_noabort+0x17/0x20 mm/kasan/report.c:437 rmd320_final+0x201/0x240 crypto/rmd320.c:358 crypto_shash_final+0x104/0x260 crypto/shash.c:152 kdf_ctr security/keys/dh.c:186 [inline] keyctl_dh_compute_kdf security/keys/dh.c:217 [inline] __keyctl_dh_compute+0x1184/0x1bc0 security/keys/dh.c:389 keyctl_dh_compute+0xb9/0x100 security/keys/dh.c:425 __do_sys_keyctl security/keys/keyctl.c:1741 [inline] __se_sys_keyctl security/keys/keyctl.c:1637 [inline] __x64_sys_keyctl+0x12a/0x3b0 security/keys/keyctl.c:1637 do_syscall_64+0x1b1/0x800 arch/x86/entry/common.c:287 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x440009 Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 6b 45 00 00 c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fff72f71088 EFLAGS: 00000217 ORIG_RAX: 00000000000000fa RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 0000000000440009 RDX: 0000000020000780 RSI: 0000000020000740 RDI: 0000000000000017 RBP: 00000000006ca018 R08: 0000000020000880 R09: 00000000004002c8 R10: 000000000000002d R11: 0000000000000217 R12: 0000000000401930 R13: 00000000004019c0 R14: 0000000000000000 R15: 0000000000000000 Allocated by task 4483: save_stack+0x43/0xd0 mm/kasan/kasan.c:448 set_track mm/kasan/kasan.c:460 [inline] kasan_kmalloc+0xc4/0xe0 mm/kasan/kasan.c:553 __do_kmalloc mm/slab.c:3718 [inline] __kmalloc+0x14e/0x760 mm/slab.c:3727 kmalloc include/linux/slab.h:518 [inline] keyctl_dh_compute_kdf security/keys/dh.c:211 [inline] __keyctl_dh_compute+0xfe9/0x1bc0 security/keys/dh.c:389 keyctl_dh_compute+0xb9/0x100 security/keys/dh.c:425 __do_sys_keyctl security/keys/keyctl.c:1741 [inline] __se_sys_keyctl security/keys/keyctl.c:1637 [inline] __x64_sys_keyctl+0x12a/0x3b0 security/keys/keyctl.c:1637 do_syscall_64+0x1b1/0x800 arch/x86/entry/common.c:287 entry_SYSCALL_64_after_hwframe+0x49/0xbe Freed by task 0: (stack is not available) The buggy address belongs to the object at ffff8801babaa080 which belongs to the cache kmalloc-64 of size 64 The buggy address is located 48 bytes inside of 64-byte region [ffff8801babaa080, ffff8801babaa0c0) The buggy address belongs to the page: page:ffffea0006eaea80 count:1 mapcount:0 mapping:ffff8801da800340 index:0x0 flags: 0x2fffc0000000100(slab) raw: 02fffc0000000100 ffffea00073deac8 ffff8801da801348 ffff8801da800340 raw: 0000000000000000 ffff8801babaa000 0000000100000020 0000000000000000 page dumped because: kasan: bad access detected Memory state around the buggy address: ffff8801baba9f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff8801babaa000: 00 00 00 00 00 00 03 fc fc fc fc fc fc fc fc fc >ffff8801babaa080: 00 00 00 00 00 00 fc fc fc fc fc fc fc fc fc fc ^ ffff8801babaa100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff8801babaa180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ==================================================================
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2018/06/09 11:08 | upstream | 7d3bf613e99a | 866118af | .config | console log | report | syz | C | ci-upstream-kasan-gce-root | |||
2018/06/09 09:06 | upstream | 410feb75de24 | 866118af | .config | console log | report | syz | C | ci-upstream-kasan-gce-root | |||
2018/06/07 23:47 | upstream | 1c8c5a9d38f6 | 645e75f8 | .config | console log | report | syz | C | ci-upstream-kasan-gce | |||
2018/06/08 04:36 | upstream | 68abbe729567 | 645e75f8 | .config | console log | report | syz | C | ci-upstream-kasan-gce-386 | |||
2018/06/08 02:40 | upstream | 1c8c5a9d38f6 | 645e75f8 | .config | console log | report | syz | ci-upstream-kasan-gce-386 | ||||
2018/06/27 16:12 | upstream | 813835028e9a | 43e60f7e | .config | console log | report | ci-upstream-kasan-gce | |||||
2018/06/26 23:56 | upstream | 813835028e9a | b0294c53 | .config | console log | report | ci-upstream-kasan-gce | |||||
2018/06/25 17:57 | upstream | 6f0d349d922b | 2064fc5c | .config | console log | report | ci-upstream-kasan-gce | |||||
2018/06/25 15:31 | upstream | 6f0d349d922b | 2064fc5c | .config | console log | report | ci-upstream-kasan-gce | |||||
2018/06/25 04:43 | upstream | 7daf201d7fe8 | 2064fc5c | .config | console log | report | ci-upstream-kasan-gce | |||||
2018/06/24 08:54 | upstream | 77072ca59fdd | 2064fc5c | .config | console log | report | ci-upstream-kasan-gce-root | |||||
2018/06/22 07:26 | upstream | 27db64f65f1b | 095ef806 | .config | console log | report | ci-upstream-kasan-gce | |||||
2018/06/21 23:22 | upstream | 27db64f65f1b | 095ef806 | .config | console log | report | ci-upstream-kasan-gce | |||||
2018/06/21 19:39 | upstream | 1abd8a8f39cd | 095ef806 | .config | console log | report | ci-upstream-kasan-gce-root | |||||
2018/06/21 18:09 | upstream | 1abd8a8f39cd | 095ef806 | .config | console log | report | ci-upstream-kasan-gce | |||||
2018/06/21 15:03 | upstream | 1abd8a8f39cd | 095ef806 | .config | console log | report | ci-upstream-kasan-gce | |||||
2018/06/20 14:11 | upstream | 81e97f01371f | 095ef806 | .config | console log | report | ci-upstream-kasan-gce | |||||
2018/06/19 19:12 | upstream | ba4dbdedd3ed | 732e4256 | .config | console log | report | ci-upstream-kasan-gce-root | |||||
2018/06/19 14:37 | upstream | ba4dbdedd3ed | 732e4256 | .config | console log | report | ci-upstream-kasan-gce-root | |||||
2018/06/17 15:32 | upstream | ce397d215ccd | 27c5f59f | .config | console log | report | ci-upstream-kasan-gce-root | |||||
2018/06/17 11:42 | upstream | ce397d215ccd | 27c5f59f | .config | console log | report | ci-upstream-kasan-gce | |||||
2018/06/17 01:54 | upstream | 35773c93817c | 27c5f59f | .config | console log | report | ci-upstream-kasan-gce | |||||
2018/06/17 00:45 | upstream | 35773c93817c | 27c5f59f | .config | console log | report | ci-upstream-kasan-gce-root | |||||
2018/06/16 19:12 | upstream | 35773c93817c | 27c5f59f | .config | console log | report | ci-upstream-kasan-gce-root | |||||
2018/06/16 13:22 | upstream | 9215310cf13b | 27c5f59f | .config | console log | report | ci-upstream-kasan-gce | |||||
2018/06/16 06:36 | upstream | 9215310cf13b | 27c5f59f | .config | console log | report | ci-upstream-kasan-gce | |||||
2018/06/14 23:41 | upstream | 2837461dbe6f | 27c5f59f | .config | console log | report | ci-upstream-kasan-gce | |||||
2018/06/14 15:21 | upstream | 2837461dbe6f | 27c5f59f | .config | console log | report | ci-upstream-kasan-gce | |||||
2018/06/10 16:52 | upstream | 3ca24ce9ff76 | 866118af | .config | console log | report | ci-upstream-kasan-gce | |||||
2018/06/10 10:21 | upstream | a16afaf7928b | 866118af | .config | console log | report | ci-upstream-kasan-gce | |||||
2018/06/10 09:24 | upstream | a16afaf7928b | 866118af | .config | console log | report | ci-upstream-kasan-gce | |||||
2018/06/10 05:12 | upstream | a16afaf7928b | 866118af | .config | console log | report | ci-upstream-kasan-gce | |||||
2018/06/07 22:05 | upstream | 1c8c5a9d38f6 | 645e75f8 | .config | console log | report | ci-upstream-kasan-gce | |||||
2018/06/27 15:11 | upstream | 813835028e9a | 43e60f7e | .config | console log | report | ci-upstream-kasan-gce-386 | |||||
2018/06/24 17:35 | upstream | 7daf201d7fe8 | 2064fc5c | .config | console log | report | ci-upstream-kasan-gce-386 | |||||
2018/06/21 08:51 | upstream | 1abd8a8f39cd | 095ef806 | .config | console log | report | ci-upstream-kasan-gce-386 | |||||
2018/06/20 20:21 | upstream | 81e97f01371f | 095ef806 | .config | console log | report | ci-upstream-kasan-gce-386 | |||||
2018/06/20 15:52 | upstream | 81e97f01371f | 095ef806 | .config | console log | report | ci-upstream-kasan-gce-386 | |||||
2018/06/20 07:33 | upstream | ba4dbdedd3ed | 095ef806 | .config | console log | report | ci-upstream-kasan-gce-386 | |||||
2018/06/18 15:28 | upstream | 9ffc59d57228 | 27c5f59f | .config | console log | report | ci-upstream-kasan-gce-386 | |||||
2018/06/17 15:15 | upstream | ce397d215ccd | 27c5f59f | .config | console log | report | ci-upstream-kasan-gce-386 | |||||
2018/06/16 22:42 | upstream | 35773c93817c | 27c5f59f | .config | console log | report | ci-upstream-kasan-gce-386 | |||||
2018/06/16 15:37 | upstream | 9215310cf13b | 27c5f59f | .config | console log | report | ci-upstream-kasan-gce-386 | |||||
2018/06/13 17:17 | upstream | f5b7769eb040 | 27c5f59f | .config | console log | report | ci-upstream-kasan-gce-386 |