| Date | Name | Commit | Repro | Result |
|---|---|---|---|---|
| 2026/05/25 | upstream (ToT) | e7ae89a0c97c | C | Failed due to an error; will retry later |
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| Date | Name | Commit | Repro | Result |
|---|---|---|---|---|
| 2026/05/25 | upstream (ToT) | e7ae89a0c97c | C | Failed due to an error; will retry later |
| Kernel | Title | Rank 🛈 | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
|---|---|---|---|---|---|---|---|---|---|---|
| linux-5.15 | WARNING in nilfs_ioctl_prepare_clean_segments origin:upstream | -1 | C | error | 5 | 50d | 68d | 0/3 | upstream: reported C repro on 2026/04/04 09:10 | |
| upstream | WARNING in nilfs_ioctl_prepare_clean_segments nilfs | -1 | C | error | 3 | 66d | 86d | 29/29 | fixed on 2026/05/21 07:50 |
loop0: detected capacity change from 0 to 4096 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4517 at fs/nilfs2/ioctl.c:772 nilfs_ioctl_mark_blocks_dirty fs/nilfs2/ioctl.c:772 [inline] WARNING: CPU: 0 PID: 4517 at fs/nilfs2/ioctl.c:772 nilfs_ioctl_prepare_clean_segments+0x724/0x730 fs/nilfs2/ioctl.c:814 Modules linked in: CPU: 0 PID: 4517 Comm: syz.0.17 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : nilfs_ioctl_mark_blocks_dirty fs/nilfs2/ioctl.c:772 [inline] pc : nilfs_ioctl_prepare_clean_segments+0x724/0x730 fs/nilfs2/ioctl.c:814 lr : nilfs_ioctl_mark_blocks_dirty fs/nilfs2/ioctl.c:772 [inline] lr : nilfs_ioctl_prepare_clean_segments+0x724/0x730 fs/nilfs2/ioctl.c:814 sp : ffff8000211d7600 x29: ffff8000211d76a0 x28: dfff800000000000 x27: 0000000000000000 x26: ffff8000208091b0 x25: ffff8000208091a8 x24: 00000000fffffffe x23: 1ffff00004101235 x22: 1ffff00004101234 x21: ffff800020809190 x20: ffff0000d1eef2c8 x19: 000000000000000b x18: 0000000000000000 x17: ffff80001835b000 x16: ffff8000082d92bc x15: 0000000000000000 x14: 00000000fffffffe x13: 0000000000ff0100 x12: 0000000000ff0100 x11: ff00800009c9d1cc x10: 0000000000000000 x9 : ffff800009c9d1cc x8 : ffff0000c341b780 x7 : ffff80000805983c x6 : ffff800008059a4c x5 : ffff0000cd49e998 x4 : ffff8000211d6f20 x3 : ffff800008a90cc0 x2 : 0000000000000001 x1 : ffff800015880cb0 x0 : 00000000fffffffe Call trace: nilfs_ioctl_mark_blocks_dirty fs/nilfs2/ioctl.c:772 [inline] nilfs_ioctl_prepare_clean_segments+0x724/0x730 fs/nilfs2/ioctl.c:814 nilfs_clean_segments+0x148/0x870 fs/nilfs2/segment.c:2516 nilfs_ioctl_clean_segments fs/nilfs2/ioctl.c:940 [inline] nilfs_ioctl+0x22c0/0x2660 fs/nilfs2/ioctl.c:1304 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl fs/ioctl.c:856 [inline] __arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:856 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 14378 hardirqs last enabled at (14377): [<ffff8000088e8344>] kasan_quarantine_put+0xc4/0x200 mm/kasan/quarantine.c:242 hardirqs last disabled at (14378): [<ffff800011a38ccc>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (14232): [<ffff800008030954>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (14230): [<ffff800008030920>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- NILFS (loop0): error -2 preparing GC: cannot mark copying blocks dirty
| Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026/04/22 05:39 | linux-6.1.y | 7c87defbd336 | 0b6ab7ec | .config | console log | report | syz / log | C | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci2-linux-6-1-kasan-arm64 | WARNING in nilfs_ioctl_prepare_clean_segments | |
| 2026/04/22 05:21 | linux-6.1.y | 7c87defbd336 | 0b6ab7ec | .config | console log | report | syz / log | C | [disk image] [vmlinux] [kernel image] [mounted in repro] | ci2-linux-6-1-kasan-arm64 | WARNING in nilfs_ioctl_prepare_clean_segments | |
| 2026/04/22 07:04 | linux-6.1.y | 7c87defbd336 | 0b6ab7ec | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan | WARNING in nilfs_ioctl_prepare_clean_segments | ||
| 2026/05/31 19:49 | linux-6.1.y | dcbcab9d7079 | 6b4a8443 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan-arm64 | WARNING in nilfs_ioctl_prepare_clean_segments | ||
| 2026/04/22 05:02 | linux-6.1.y | 7c87defbd336 | 0b6ab7ec | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan-arm64 | WARNING in nilfs_ioctl_prepare_clean_segments | ||
| 2026/04/22 05:01 | linux-6.1.y | 7c87defbd336 | 0b6ab7ec | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-linux-6-1-kasan-arm64 | WARNING in nilfs_ioctl_prepare_clean_segments |