syzbot |
sign-in | mailing list | source | docs | 🏰 |
| ID | Workflow | Result | Correct | Bug | Created | Started | Finished | Revision | Error |
|---|---|---|---|---|---|---|---|---|---|
| 487e78ad-4606-4d62-898e-8592529eb9b0 | repro | ❓ | UBSAN: shift-out-of-bounds in ata_qc_issue | 2026/03/06 06:42 | 2026/03/06 06:42 | 2026/03/06 06:51 | 31e9c887f7dc24e04b3ca70d0d54fc34141844b0 |
| Title | Replies (including bot) | Last reply |
|---|---|---|
| [syzbot] [ide?] UBSAN: shift-out-of-bounds in ata_qc_issue | 7 (8) | 2026/02/20 09:27 |
------------[ cut here ]------------ UBSAN: shift-out-of-bounds in drivers/ata/libata-core.c:5166:24 shift exponent 4210818301 is too large for 64-bit type 'long long unsigned int' CPU: 2 UID: 0 PID: 1282 Comm: kworker/2:1H Tainted: G L syzkaller #0 PREEMPT(full) Tainted: [L]=SOFTLOCKUP Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 Workqueue: events_highpri ata_scsi_deferred_qc_work Call Trace: <TASK> __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120 ubsan_epilogue+0xa/0x30 lib/ubsan.c:233 __ubsan_handle_shift_out_of_bounds+0x279/0x2a0 lib/ubsan.c:494 ata_qc_issue.cold+0x38/0x9f drivers/ata/libata-core.c:5166 ata_scsi_deferred_qc_work+0x154/0x1f0 drivers/ata/libata-scsi.c:1679 process_one_work+0x9d7/0x1920 kernel/workqueue.c:3275 process_scheduled_works kernel/workqueue.c:3358 [inline] worker_thread+0x5da/0xe40 kernel/workqueue.c:3439 kthread+0x370/0x450 kernel/kthread.c:467 ret_from_fork+0x754/0xd80 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 </TASK> ---[ end trace ]--- Kernel panic - not syncing: UBSAN: panic_on_warn set ... CPU: 2 UID: 0 PID: 1282 Comm: kworker/2:1H Tainted: G L syzkaller #0 PREEMPT(full) Tainted: [L]=SOFTLOCKUP Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 Workqueue: events_highpri ata_scsi_deferred_qc_work Call Trace: <TASK> __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120 vpanic+0x552/0x970 kernel/panic.c:650 panic+0xd1/0xe0 kernel/panic.c:787 check_panic_on_warn kernel/panic.c:524 [inline] check_panic_on_warn.cold+0x19/0x34 kernel/panic.c:519 __ubsan_handle_shift_out_of_bounds+0x279/0x2a0 lib/ubsan.c:494 ata_qc_issue.cold+0x38/0x9f drivers/ata/libata-core.c:5166 ata_scsi_deferred_qc_work+0x154/0x1f0 drivers/ata/libata-scsi.c:1679 process_one_work+0x9d7/0x1920 kernel/workqueue.c:3275 process_scheduled_works kernel/workqueue.c:3358 [inline] worker_thread+0x5da/0xe40 kernel/workqueue.c:3439 kthread+0x370/0x450 kernel/kthread.c:467 ret_from_fork+0x754/0xd80 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 </TASK> Kernel Offset: disabled Rebooting in 86400 seconds..
| Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026/02/15 09:15 | upstream | ca4ee40bf13d | 1e62d198 | .config | console log | report | info | [disk image (non-bootable)] [vmlinux] [kernel image] | ci-qemu-upstream | UBSAN: shift-out-of-bounds in ata_qc_issue | ||
| 2026/02/14 15:23 | upstream | 770aaedb461a | 1e62d198 | .config | console log | report | info | [disk image (non-bootable)] [vmlinux] [kernel image] | ci-qemu-upstream-386 | UBSAN: shift-out-of-bounds in ata_qc_issue | ||
| 2026/02/14 03:30 | upstream | cee73b1e840c | 1e62d198 | .config | console log | report | info | [disk image (non-bootable)] [vmlinux] [kernel image] | ci-qemu-upstream-386 | UBSAN: shift-out-of-bounds in ata_qc_issue | ||
| 2026/02/13 20:48 | upstream | cee73b1e840c | 1e62d198 | .config | console log | report | info | [disk image (non-bootable)] [vmlinux] [kernel image] | ci-qemu-upstream-386 | UBSAN: shift-out-of-bounds in ata_qc_issue |