Date: Sat, 15 Dec 2018 13:10:49 +0000 From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 230722] [nvme][resume] Delay and possible deadlock after resume Message-ID: <bug-230722-227-HQd60h3Gyo@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-230722-227@https.bugs.freebsd.org/bugzilla/> References: <bug-230722-227@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D230722 --- Comment #11 from Alexandr Krivulya <shuriku@shurik.kiev.ua> --- With kernel patched from nvme-suspend branch I have a new messages in log: Dec 15 14:50:41 thinkpad kernel: pm_runtime_get_if_in_use not implemented -- see your local kernel hacker Dec 15 14:50:41 thinkpad kernel: sched_setscheduler_nocheck not implemented= -- see your local kernel hacker Dec 15 14:50:41 thinkpad kernel: register_oom_notifier not implemented -- s= ee your local kernel hacker Dec 15 14:50:41 thinkpad kernel: [drm] Initialized i915 1.6.0 20171222 for drmn0 on minor 0 Dec 15 14:50:41 thinkpad kernel: register_acpi_notifier not implemented -- = see your local kernel hacker Dec 15 14:50:41 thinkpad kernel: async_schedule is dodgy -- see your local kernel hacker Dec 15 14:50:41 thinkpad kernel: pm_runtime_set_autosuspend_delay not implemented -- see your local kernel hacker Dec 15 14:50:41 thinkpad kernel: __pm_runtime_use_autosuspend not implement= ed -- see your local kernel hacker Dec 15 14:50:41 thinkpad kernel: async_synchronize_cookie not implemented -- see your local kernel hacker Also kernel panicked while suspending: Fatal trap 12: page fault while in kernel mode cpuid =3D 3; apic id =3D 06 fault virtual address =3D 0x4d8 fault code =3D supervisor write data, page not present instruction pointer =3D 0x20:0xffffffff807ca21d stack pointer =3D 0x28:0xfffffe00004857a0 frame pointer =3D 0x28:0xfffffe00004857c0 code segment =3D base 0x0, limit 0xfffff, type 0x1b =3D DPL 0, pres 1, long 1, def32 0, gran 1 processor eflags =3D interrupt enabled, resume, IOPL =3D 0 current process =3D 13 (g_down) trap number =3D 12 panic: page fault cpuid =3D 3 time =3D 1544877759 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe0000485= 450 vpanic() at vpanic+0x1b4/frame 0xfffffe00004854b0 panic() at panic+0x43/frame 0xfffffe0000485510 trap_fatal() at trap_fatal+0x369/frame 0xfffffe0000485560 trap_pfault() at trap_pfault+0x49/frame 0xfffffe00004855c0 trap() at trap+0x29f/frame 0xfffffe00004856d0 calltrap() at calltrap+0x8/frame 0xfffffe00004856d0 --- trap 0xc, rip =3D 0xffffffff807ca21d, rsp =3D 0xfffffe00004857a0, rbp = =3D 0xfffffe00004857c0 --- nvme_qpair_submit_request() at nvme_qpair_submit_request+0x2d/frame 0xfffffe00004857c0 nvme_ctrlr_submit_io_request() at nvme_ctrlr_submit_io_request+0x2f/frame 0xfffffe00004857e0 nvme_ns_cmd_deallocate() at nvme_ns_cmd_deallocate+0x84/frame 0xfffffe0000485820 nvme_ns_bio_process() at nvme_ns_bio_process+0x257/frame 0xfffffe00004858a0 nvd_strategy() at nvd_strategy+0x4d/frame 0xfffffe00004858d0 g_disk_start() at g_disk_start+0x360/frame 0xfffffe0000485920 g_io_schedule_down() at g_io_schedule_down+0x1a1/frame 0xfffffe0000485960 g_down_procbody() at g_down_procbody+0x6d/frame 0xfffffe0000485970 fork_exit() at fork_exit+0x83/frame 0xfffffe00004859b0 fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe00004859b0 --- trap 0, rip =3D 0, rsp =3D 0, rbp =3D 0 --- KDB: enter: panic --=20 You are receiving this mail because: You are the assignee for the bug.=
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