Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KMSAN: uninit-value in mpol_rebind_task (2) mm | C | 7 | 843d | 1003d | 22/28 | fixed on 2023/02/24 13:50 |
syzbot |
sign-in | mailing list | source | docs |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KMSAN: uninit-value in mpol_rebind_task (2) mm | C | 7 | 843d | 1003d | 22/28 | fixed on 2023/02/24 13:50 |
IPVS: ftp: loaded support on port[0] = 21 ================================================================== BUG: KMSAN: uninit-value in mpol_rebind_policy mm/mempolicy.c:353 [inline] BUG: KMSAN: uninit-value in mpol_rebind_task+0x1b2/0x250 mm/mempolicy.c:369 CPU: 0 PID: 11047 Comm: syz-executor334 Not tainted 5.0.0+ #17 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+0x173/0x1d0 lib/dump_stack.c:113 kmsan_report+0x131/0x2a0 mm/kmsan/kmsan.c:624 __msan_warning+0x7a/0xf0 mm/kmsan/kmsan_instr.c:310 mpol_rebind_policy mm/mempolicy.c:353 [inline] mpol_rebind_task+0x1b2/0x250 mm/mempolicy.c:369 cpuset_change_task_nodemask kernel/cgroup/cpuset.c:1591 [inline] cpuset_attach+0x670/0x12c0 kernel/cgroup/cpuset.c:2157 cgroup_migrate_execute+0xbbd/0x1b00 kernel/cgroup/cgroup.c:2378 cgroup_migrate kernel/cgroup/cgroup.c:2637 [inline] cgroup_attach_task+0x642/0x10d0 kernel/cgroup/cgroup.c:2674 __cgroup1_procs_write+0x53b/0x670 kernel/cgroup/cgroup-v1.c:553 cgroup1_procs_write+0x9b/0xb0 kernel/cgroup/cgroup-v1.c:566 cgroup_file_write+0x44a/0x8e0 kernel/cgroup/cgroup.c:3507 kernfs_fop_write+0x569/0x840 fs/kernfs/file.c:316 __vfs_write+0x1e2/0xc20 fs/read_write.c:485 vfs_write+0x481/0x920 fs/read_write.c:549 ksys_write fs/read_write.c:598 [inline] __do_sys_write fs/read_write.c:610 [inline] __se_sys_write+0x17a/0x370 fs/read_write.c:607 __x64_sys_write+0x4a/0x70 fs/read_write.c:607 do_syscall_64+0xbc/0xf0 arch/x86/entry/common.c:291 entry_SYSCALL_64_after_hwframe+0x63/0xe7 RIP: 0033:0x441c19 Code: e8 1c b4 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 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 eb 08 fc ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007ffce1d10058 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441c19 RDX: 0000000000000012 RSI: 0000000020000180 RDI: 0000000000000004 RBP: 0000000000000000 R08: 0000000000000012 R09: 0000000000000045 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000402a20 R14: 0000000000000000 R15: 0000000000000000 Uninit was created at: kmsan_save_stack_with_flags mm/kmsan/kmsan.c:205 [inline] kmsan_internal_poison_shadow+0x92/0x150 mm/kmsan/kmsan.c:159 kmsan_kmalloc+0xa6/0x130 mm/kmsan/kmsan_hooks.c:173 kmem_cache_alloc+0x585/0xb60 mm/slub.c:2791 mpol_new mm/mempolicy.c:276 [inline] do_set_mempolicy+0x353/0xad0 mm/mempolicy.c:748 kernel_set_mempolicy mm/mempolicy.c:1374 [inline] __do_sys_set_mempolicy mm/mempolicy.c:1380 [inline] __se_sys_set_mempolicy+0x216/0x2a0 mm/mempolicy.c:1377 __x64_sys_set_mempolicy+0x4a/0x70 mm/mempolicy.c:1377 do_syscall_64+0xbc/0xf0 arch/x86/entry/common.c:291 entry_SYSCALL_64_after_hwframe+0x63/0xe7 ==================================================================
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2019/03/27 06:08 | https://github.com/google/kmsan.git master | 3c26d882e695 | 55684ce1 | .config | console log | report | syz | C | ci-upstream-kmsan-gce | |||
2019/03/27 02:18 | https://github.com/google/kmsan.git master | 3c26d882e695 | 55684ce1 | .config | console log | report | ci-upstream-kmsan-gce | |||||
2019/03/24 09:35 | https://github.com/google/kmsan.git master | c10a026b8dee | acbc5b7d | .config | console log | report | ci-upstream-kmsan-gce | |||||
2019/03/22 19:47 | https://github.com/google/kmsan.git master | c10a026b8dee | 3361bde5 | .config | console log | report | ci-upstream-kmsan-gce | |||||
2019/03/21 17:08 | https://github.com/google/kmsan.git master | c10a026b8dee | dce6e62f | .config | console log | report | ci-upstream-kmsan-gce | |||||
2019/03/21 04:38 | https://github.com/google/kmsan.git master | c10a026b8dee | 427ea487 | .config | console log | report | ci-upstream-kmsan-gce | |||||
2019/03/20 17:08 | https://github.com/google/kmsan.git master | c10a026b8dee | a664c187 | .config | console log | report | ci-upstream-kmsan-gce | |||||
2019/03/17 17:49 | https://github.com/google/kmsan.git master | 43cfd3b1484f | ba18afea | .config | console log | report | ci-upstream-kmsan-gce | |||||
2019/03/17 00:26 | https://github.com/google/kmsan.git master | 43cfd3b1484f | bab43553 | .config | console log | report | ci-upstream-kmsan-gce | |||||
2019/03/17 00:24 | https://github.com/google/kmsan.git master | 43cfd3b1484f | bab43553 | .config | console log | report | ci-upstream-kmsan-gce | |||||
2019/03/15 18:15 | https://github.com/google/kmsan.git master | 63fd07faa48c | bab43553 | .config | console log | report | ci-upstream-kmsan-gce | |||||
2019/03/04 07:42 | https://github.com/google/kmsan.git master | fa1981bee40f | 7c693b52 | .config | console log | report | ci-upstream-kmsan-gce | |||||
2019/02/27 23:44 | https://github.com/google/kmsan.git master | fa1981bee40f | 34ec456b | .config | console log | report | ci-upstream-kmsan-gce | |||||
2019/02/21 21:50 | https://github.com/google/kmsan.git master | fa1981bee40f | 7ff74a98 | .config | console log | report | ci-upstream-kmsan-gce | |||||
2019/01/28 09:40 | https://github.com/google/kmsan.git master | 02f2d5aea531 | 629c2a27 | .config | console log | report | ci-upstream-kmsan-gce | |||||
2019/01/19 13:37 | https://github.com/google/kmsan.git master | 02f2d5aea531 | 8aa587b0 | .config | console log | report | ci-upstream-kmsan-gce | |||||
2019/01/16 14:51 | https://github.com/google/kmsan.git master | 02f2d5aea531 | d538790b | .config | console log | report | ci-upstream-kmsan-gce |