Title | Replies (including bot) | Last reply |
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[syzbot] [reiserfs?] KASAN: null-ptr-deref Read in fix_nodes | 0 (5) | 2024/02/23 16:46 |
Fixing syzkaller bugs | 1 (1) | 2023/07/18 15:43 |
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Title | Replies (including bot) | Last reply |
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[syzbot] [reiserfs?] KASAN: null-ptr-deref Read in fix_nodes | 0 (5) | 2024/02/23 16:46 |
Fixing syzkaller bugs | 1 (1) | 2023/07/18 15:43 |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
linux-6.1 | KASAN: null-ptr-deref Read in fix_nodes origin:upstream missing-backport | C | done | 8 | 57d | 541d | 0/3 | upstream: reported C repro on 2023/04/17 07:27 | |
linux-5.15 | KASAN: null-ptr-deref Read in fix_nodes origin:upstream | C | 7 | 22d | 542d | 0/3 | upstream: reported C repro on 2023/04/15 23:10 | ||
linux-4.19 | general protection fault in fix_nodes | C | error | 1 | 671d | 671d | 0/1 | upstream: reported C repro on 2022/12/08 10:03 | |
linux-4.14 | general protection fault in fix_nodes | syz | error | 1 | 664d | 664d | 0/1 | upstream: reported syz repro on 2022/12/15 05:04 |
Created | Duration | User | Patch | Repo | Result |
---|---|---|---|---|---|
2024/02/17 20:09 | 42m | retest repro | upstream | OK log | |
2024/01/23 16:01 | 28m | retest repro | upstream | OK log | |
2024/01/23 16:01 | 2h26m | retest repro | upstream | OK log | |
2024/01/20 17:00 | 23m | retest repro | upstream | OK log | |
2023/12/07 20:27 | 17m | retest repro | upstream | report log | |
2023/11/12 22:42 | 14m | retest repro | upstream | report log | |
2023/11/12 22:42 | 19m | retest repro | upstream | report log | |
2023/09/28 19:57 | 24m | retest repro | upstream | report log | |
2023/08/29 00:34 | 13m | retest repro | upstream | report log |
REISERFS warning: reiserfs-5093 is_leaf: item entry count seems wrong *3.5*[2 1 0(1) DIR], item_len 35, item_location 4029, free_space(entry_count) 2 REISERFS error (device loop0): vs-5150 search_by_key: invalid format found in block 540. Fsck? ================================================================== BUG: KASAN: null-ptr-deref in instrument_atomic_read include/linux/instrumented.h:68 [inline] BUG: KASAN: null-ptr-deref in _test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline] BUG: KASAN: null-ptr-deref in buffer_locked include/linux/buffer_head.h:124 [inline] BUG: KASAN: null-ptr-deref in fix_nodes+0x4b2/0x8ae0 fs/reiserfs/fix_node.c:2579 Read of size 8 at addr 0000000000000000 by task syz-executor256/11251 CPU: 1 PID: 11251 Comm: syz-executor256 Not tainted 6.7.0-rc6-syzkaller-00078-ga4aebe936554 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 Call Trace: <TASK> __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xd9/0x1b0 lib/dump_stack.c:106 kasan_report+0xda/0x110 mm/kasan/report.c:588 check_region_inline mm/kasan/generic.c:181 [inline] kasan_check_range+0xef/0x190 mm/kasan/generic.c:187 instrument_atomic_read include/linux/instrumented.h:68 [inline] _test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline] buffer_locked include/linux/buffer_head.h:124 [inline] fix_nodes+0x4b2/0x8ae0 fs/reiserfs/fix_node.c:2579 reiserfs_cut_from_item+0x26a/0x1a10 fs/reiserfs/stree.c:1740 reiserfs_do_truncate+0x672/0x10b0 fs/reiserfs/stree.c:1971 reiserfs_truncate_file+0x1bf/0x940 fs/reiserfs/inode.c:2302 reiserfs_setattr+0x9c3/0x12a0 fs/reiserfs/inode.c:3388 notify_change+0x742/0x11c0 fs/attr.c:499 do_truncate+0x15c/0x220 fs/open.c:66 handle_truncate fs/namei.c:3280 [inline] do_open fs/namei.c:3626 [inline] path_openat+0x2597/0x2c50 fs/namei.c:3779 do_filp_open+0x1de/0x430 fs/namei.c:3809 do_sys_openat2+0x176/0x1e0 fs/open.c:1437 do_sys_open fs/open.c:1452 [inline] __do_sys_creat fs/open.c:1528 [inline] __se_sys_creat fs/open.c:1522 [inline] __x64_sys_creat+0xcd/0x120 fs/open.c:1522 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0x40/0x110 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x63/0x6b RIP: 0033:0x7fb36c4e9589 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 d1 1c 00 00 90 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 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fb36bc9f168 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007fb36c5964a8 RCX: 00007fb36c4e9589 RDX: 00007fb36c4e9589 RSI: 0000000000000000 RDI: 0000000020000340 RBP: 00007fb36c5964a0 R08: 00007fb36bc9f6c0 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb36c5964ac R13: 0000000000000016 R14: 00007fff04bfe6c0 R15: 00007fff04bfe7a8 </TASK> ==================================================================
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2023/12/22 04:13 | upstream | a4aebe936554 | 4f9530a3 | .config | console log | report | syz | C | [disk image] [vmlinux] [kernel image] [mounted in repro #1] [mounted in repro #2] | ci-upstream-kasan-gce-selinux-root | KASAN: null-ptr-deref Read in fix_nodes | |
2023/10/29 18:00 | upstream | 2af9b20dbb39 | 3c418d72 | .config | strace log | report | syz | C | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci-upstream-kasan-gce-root | KASAN: null-ptr-deref Read in fix_nodes | |
2023/06/15 21:25 | upstream | b6dad5178cea | 757d26ed | .config | strace log | report | syz | C | [disk image] [vmlinux] [kernel image] [mounted in repro #1] [mounted in repro #2] | ci-upstream-kasan-gce-root | KASAN: null-ptr-deref Read in fix_nodes | |
2023/05/01 14:31 | upstream | 58390c8ce1bd | 62df2017 | .config | console log | report | syz | [disk image] [vmlinux] [kernel image] [mounted in repro #1] [mounted in repro #2] | ci-upstream-kasan-gce-root | KASAN: null-ptr-deref Read in fix_nodes | ||
2024/01/04 10:41 | upstream | ac865f00af29 | 28c42cff | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-root | KASAN: null-ptr-deref Read in fix_nodes | ||
2023/10/29 16:29 | upstream | 2af9b20dbb39 | 3c418d72 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-root | KASAN: null-ptr-deref Read in fix_nodes | ||
2023/10/14 05:10 | upstream | ad7f1baed071 | 6388bc36 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-selinux-root | KASAN: null-ptr-deref Read in fix_nodes | ||
2023/10/02 12:04 | upstream | 8a749fd1a872 | 8e26a358 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-root | KASAN: null-ptr-deref Read in fix_nodes | ||
2023/06/09 20:20 | upstream | 33f2b5785a2b | 9018a337 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: null-ptr-deref Read in fix_nodes | ||
2023/05/01 14:07 | upstream | 58390c8ce1bd | 62df2017 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-root | KASAN: null-ptr-deref Read in fix_nodes | ||
2023/04/26 21:44 | upstream | 5c7ecada25d2 | 8d843721 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | KASAN: null-ptr-deref Read in fix_nodes | ||
2023/04/19 01:37 | upstream | af67688dca57 | d931e9f0 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-root | KASAN: null-ptr-deref Read in fix_nodes | ||
2023/04/04 06:31 | upstream | 148341f0a2f5 | 7db618d0 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-root | KASAN: null-ptr-deref Read in fix_nodes | ||
2023/04/21 06:40 | upstream | 6a66fdd29ea1 | 2b32bd34 | .config | console log | report | info | ci-qemu-upstream-386 | KASAN: null-ptr-deref Read in fix_nodes | |||
2023/10/22 19:49 | linux-next | 2030579113a1 | 361b23dc | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | KASAN: null-ptr-deref Read in fix_nodes | ||
2023/04/25 02:48 | linux-next | 3b85b9b39960 | fdc18293 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | KASAN: null-ptr-deref Read in fix_nodes | ||
2023/04/21 15:56 | linux-next | 44bf136283e5 | 2b32bd34 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-linux-next-kasan-gce-root | KASAN: null-ptr-deref Read in fix_nodes |