Date: Mon, 12 May 2025 13:13:55 +0000 (UTC) From: "Bjoern A. Zeeb" <bzeeb-lists@lists.zabbadoz.net> To: current@freebsd.org Subject: LOR netlink / so_rcv triggered by acpi_UserNotify -> devctl_notify Message-ID: <snq2pso3-0p0r-1s47-ppsr-op397s8251q9@yvfgf.mnoonqbm.arg>
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[73275.585599] lock order reversal: [73275.585623] 1st 0xfffffe003c3665b0 netlink lock (netlink lock, rm) @ sys/netlink/netlink_domain.c:219 [73275.585670] 2nd 0xfffff800451949e0 so_rcv (so_rcv, sleep mutex) @ sys/netlink/netlink_io.c:229 [73275.586487] lock order netlink lock -> so_rcv attempted at: [73275.586509] #0 0xffffffff80bdadc1 at witness_checkorder+0xbe1 [73275.587246] #1 0xffffffff80b3bee1 at __mtx_lock_flags+0x91 [73275.588757] #2 0xffffffff80de364d at nl_send+0xad [73275.588773] #3 0xffffffff80ddf5cf at nl_send_group+0x1df [73275.589534] #4 0xffffffff80de3a62 at _nlmsg_flush+0x22 [73275.590052] #5 0xffffffff837942c6 at sysevent_send+0x1e6 [73275.591013] #6 0xffffffff80b01f13 at devctl_notify+0x53 [73275.591018] #7 0xffffffff804b931a at acpi_UserNotify+0x7a [73275.591142] #8 0xffffffff821604ca at acpi_ibm_notify+0x40a [73275.591344] #9 0xffffffff803e8530 at AcpiEvNotifyDispatch+0x40 [73275.591509] #10 0xffffffff804b6250 at acpi_task_execute+0x10 [73275.591514] #11 0xffffffff80bccfc2 at taskqueue_run_locked+0x1c2 [73275.591678] #12 0xffffffff80bcdeb3 at taskqueue_thread_loop+0xd3 [73275.591833] #13 0xffffffff80b15042 at fork_exit+0x82 [73275.592029] #14 0xffffffff81002f2e at fork_trampoline+0xe -- Bjoern A. Zeeb r15:7home | help
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