From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oo2-f0.google.com (mail-oo2-f0.google.com [74.125.231.128]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B496F3749E8 for ; Thu, 17 Sep 2026 23:12:32 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=74.125.231.128 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789686758; cv=none; b=I3tXQA6vOlULwooaALNI0YwzyXsM/rh+CCONDb2rX79Pz+X3sS/WWP83fgznFUsoRteyK1MapJYij9reA4owaMZX8RtwIgGmPhNUGzslGqJeMuyTVE429tpOgf60zQbwmonk8FrSeqOZ4edJuvmY967nJzm/UR1vU+ha/wBR8pQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789686758; c=relaxed/simple; bh=N2+u1Dt+48bEQZZGrGiPdh6Oxtzz8M8eeg6pH78Jn10=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=FxidRGBX7tE+qQPgZLeq3hu58CUhApaTkj0LhpHwfGiaBCjyHkgqjKgCfneJ1mqs/UT38411tNy5KLSH0e2XD3NPbD+PF+bL5qiqCpCEUzrkWprfGRDTl4vpNLQwSi9tif80AJFox0MkX6SoZEXm6MHut3O/UlnTnmwBC8VajFs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=74.125.231.128 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-oo2-f0.google.com with SMTP id 006d021491bc7-6a3900cb2b5so81854eaf.0 for ; Thu, 17 Sep 2026 16:12:31 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1789686749; x=1790291549; h=content-transfer-encoding:content-type:to:from:subject:message-id :date:mime-version:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to:content-type; bh=3jKujHdzytCKoazkUoSl53S0HLiGT0x/21fG+wCk2jU=; b=RqfyyfhOLE8Si49Row7vdrv7v1gVEYbKHCk35WLHcDSPUCppIjoFnuRzJDne61ENVW AleLUjtQDx5t686WixLoujHHkOt0eGRgq8LFebaipW1Wvqb/eJdM/pr4m4my/EU3/vYZ h4JcBB6MX/4FYizumrkKIikuniTEs1W7XzhblUPQlZBxY/kDOE1N3EmCeU9Jd6XiT9IT aZAVi88KnxXJ8MDlwtTYmiC23B3kbzJxYHk6x5DmSdsuGV7rHdCR07wK4g62D+pTHlz6 V2UXTId7wI5xGidbFpv9PzDsUkmo0azWTHPcT0Qha6m3LVTS01z/6mMujVCbYrahLRvG tYxQ== X-Forwarded-Encrypted: i=1; AKwUvBxyjYx2bReXBIUNtVc/S+Qz/kbhCAQ33YmJ3HHFmxFv82o/Msyrb+D4jZLMvkKzsYELaqd2kckCYQ6Z4VU=@vger.kernel.org X-Gm-Message-State: AFuF++kpjibIFEt6XTTn1SAdWJMi8C4wiz3PsN8icfNu7KDw9dP9AOBP EE405QNuKyBo3YNk0xmMJlIEc32mLbujdtQaW3O1VT7qe8Z7TzmxbTb5leoWqN7tCt8HRWNURNT bLMe9lmorkphmMU97O5jWdjVa/pPLWqGVDzEQMNf7fAzyRJ/wp5uVid8bvwU= Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6820:1f10:b0:6b7:8415:d77a with SMTP id 006d021491bc7-6ca9c059d34mr652908eaf.37.1789686749248; Thu, 17 Sep 2026 16:12:29 -0700 (PDT) Date: Thu, 17 Sep 2026 16:12:29 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6aac73dd.b398a7c9.1f86be.0026.GAE@google.com> Subject: [syzbot] [kernel?] BUG: workqueue lockup in request_firmware_work_func From: syzbot To: dakr@kernel.org, driver-core@lists.linux.dev, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, mcgrof@kernel.org, rafael@kernel.org, russ.weight@linux.dev, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Hello, syzbot found the following issue on: HEAD commit: 5445d6419962 arm64: Don't read GMID_EL1 when MTE is disable= d git tree: git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.g= it for-kernelci console output: https://syzkaller.appspot.com/x/log.txt?x=3D15bff5f9580000 kernel config: https://syzkaller.appspot.com/x/.config?x=3D56ed23170c168d4= c dashboard link: https://syzkaller.appspot.com/bug?extid=3Dd7795c8487ca4e20e= d88 compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-= 1~exp1~20260613092250.77), Debian LLD 22.1.8 userspace arch: arm64 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=3D17fa7e1558000= 0 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=3D141208c9580000 Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/e8b70e3bd109/disk-= 5445d641.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/e5227e56ac93/vmlinux-= 5445d641.xz kernel image: https://storage.googleapis.com/syzbot-assets/54905f78be59/Ima= ge-5445d641.gz.xz IMPORTANT: if you fix the issue, please add the following tag to the commit= : Reported-by: syzbot+d7795c8487ca4e20ed88@syzkaller.appspotmail.com BUG: workqueue lockup - pool cpus=3D0 node=3D0 flags=3D0x0 nice=3D0 stuck f= or 51s! Showing busy workqueues and worker pools: workqueue events: flags=3D0x100 pwq 2: cpus=3D0 node=3D0 flags=3D0x0 nice=3D0 active=3D16 refcnt=3D17 in-flight: 9:request_firmware_work_func for 117s ,4770:nsim_fib_event_w= ork for 72s pending: 3*nsim_dev_hwstats_traffic_work, 2*psi_avgs_work, vmstat_sheph= erd, 6*ovs_dp_masks_rebalance, drm_fb_helper_damage_work, psi_avgs_work pwq 6: cpus=3D1 node=3D0 flags=3D0x2 nice=3D0 active=3D5 refcnt=3D6 pending: 2*nsim_dev_hwstats_traffic_work, psi_avgs_work, free_obj_work,= delayed_vfree_work workqueue events_unbound: flags=3D0x2 pwq 8: cpus=3D0-1 flags=3D0x6 nice=3D0 active=3D6 refcnt=3D7 in-flight: 1402:cfg80211_wiphy_work for 68s cfg80211_wiphy_work ,40:cfg= 80211_wiphy_work for 70s cfg80211_wiphy_work ,3330:cfg80211_wiphy_work for = 72s cfg80211_wiphy_work pwq 8: cpus=3D0-1 flags=3D0x6 nice=3D0 active=3D14 refcnt=3D15 in-flight: 183:linkwatch_event for 71s ,5008:nsim_dev_trap_report_work = for 0s ,3000:cfg80211_wiphy_work for 72s cfg80211_wiphy_work ,1180:cfg80211= _wiphy_work for 73s cfg80211_wiphy_work ,54:cfg80211_wiphy_work for 65s cfg= 80211_wiphy_work pending: 2*nsim_dev_trap_report_work, toggle_allocation_gate, flush_mem= cg_stats_dwork, 2*nsim_dev_trap_report_work workqueue events_power_efficient: flags=3D0x82 pwq 8: cpus=3D0-1 flags=3D0x6 nice=3D0 active=3D2 refcnt=3D3 in-flight: 5009:reg_check_chans_work for 3s pending: neigh_managed_work pwq 8: cpus=3D0-1 flags=3D0x6 nice=3D0 active=3D6 refcnt=3D7 in-flight: 1188:neigh_periodic_work for 13s pending: do_cache_clean, fb_flashcursor, neigh_periodic_work, wg_rateli= miter_gc_entries, gc_worker workqueue events_dfl_long: flags=3D0x2 pwq 8: cpus=3D0-1 flags=3D0x6 nice=3D0 active=3D8 refcnt=3D9 pending: 8*defense_work_handler workqueue netns: flags=3D0x6000a pwq 8: cpus=3D0-1 flags=3D0x6 nice=3D0 active=3D1 refcnt=3D4 in-flight: 58:cleanup_net for 75s workqueue mm_percpu_wq: flags=3D0x108 pwq 2: cpus=3D0 node=3D0 flags=3D0x0 nice=3D0 active=3D1 refcnt=3D2 pending: vmstat_update workqueue writeback: flags=3D0x4a pwq 8: cpus=3D0-1 flags=3D0x6 nice=3D0 active=3D1 refcnt=3D2 pending: wb_workfn workqueue gid-cache-wq: flags=3D0x20002 pwq 8: cpus=3D0-1 flags=3D0x6 nice=3D0 active=3D1 refcnt=3D5 pending: netdevice_event_work_handler inactive: update_gid_event_work_handler workqueue mld: flags=3D0x40108 pwq 2: cpus=3D0 node=3D0 flags=3D0x0 nice=3D0 active=3D1 refcnt=3D66 pending: mld_ifc_work inactive: mld_dad_work, mld_ifc_work, 3*mld_dad_work, 11*mld_ifc_work, = mld_dad_work, 2*mld_ifc_work, mld_dad_work, 6*mld_ifc_work, 2*mld_dad_work,= 12*mld_ifc_work, mld_dad_work, 2*mld_ifc_work, mld_dad_work, 16*mld_ifc_wo= rk, 2*mld_dad_work, 2*mld_ifc_work workqueue ipv6_addrconf: flags=3D0x6000a pwq 8: cpus=3D0-1 flags=3D0x6 nice=3D0 active=3D1 refcnt=3D344 in-flight: 12:addrconf_dad_work for 73s inactive: 340*addrconf_dad_work workqueue bat_events: flags=3D0x6000a pwq 8: cpus=3D0-1 flags=3D0x6 nice=3D0 active=3D1 refcnt=3D48 MAYDAY in-flight: 2854(RESCUER):batadv_tt_purge for 4s inactive: 2*batadv_tt_purge, batadv_mcast_mla_update, 3*batadv_purge_or= ig, 2*batadv_iv_send_outstanding_bat_ogm_packet, batadv_purge_orig, batadv_= iv_send_outstanding_bat_ogm_packet, batadv_mcast_mla_update, 5*batadv_iv_se= nd_outstanding_bat_ogm_packet, 2*batadv_purge_orig, 6*batadv_iv_send_outsta= nding_bat_ogm_packet, batadv_dat_purge, batadv_bla_periodic_work, batadv_da= t_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_wo= rk, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_bl= a_periodic_work, batadv_dat_purge, batadv_bla_periodic_work, batadv_mcast_m= la_update, 2*batadv_tt_purge, 3*batadv_mcast_mla_update workqueue udp_tunnel_nic: flags=3D0x20002 pwq 8: cpus=3D0-1 flags=3D0x6 nice=3D0 active=3D1 refcnt=3D6 pending: udp_tunnel_nic_device_sync_work inactive: 2*udp_tunnel_nic_device_sync_work workqueue wg-kex-wg0: flags=3D0x124 pwq 2: cpus=3D0 node=3D0 flags=3D0x0 nice=3D0 active=3D1 refcnt=3D2 pending: wg_packet_handshake_receive_worker pwq 6: cpus=3D1 node=3D0 flags=3D0x2 nice=3D0 active=3D2 refcnt=3D3 in-flight: 4955:wg_packet_handshake_receive_worker for 15s pending: wg_packet_handshake_receive_worker workqueue wg-crypt-wg0: flags=3D0x128 pwq 2: cpus=3D0 node=3D0 flags=3D0x0 nice=3D0 active=3D3 refcnt=3D4 pending: wg_packet_tx_worker, wg_packet_encrypt_worker, wg_packet_decry= pt_worker workqueue wg-kex-wg1: flags=3D0x124 pwq 2: cpus=3D0 node=3D0 flags=3D0x0 nice=3D0 active=3D1 refcnt=3D2 pending: wg_packet_handshake_receive_worker pwq 6: cpus=3D1 node=3D0 flags=3D0x2 nice=3D0 active=3D1 refcnt=3D2 pending: wg_packet_handshake_receive_worker workqueue wg-kex-wg1: flags=3D0x6 pwq 8: cpus=3D0-1 flags=3D0x6 nice=3D0 active=3D1 refcnt=3D2 in-flight: 13:wg_packet_handshake_send_worker for 1s workqueue wg-crypt-wg1: flags=3D0x128 pwq 2: cpus=3D0 node=3D0 flags=3D0x0 nice=3D0 active=3D3 refcnt=3D4 pending: wg_packet_tx_worker, wg_packet_encrypt_worker, wg_packet_decry= pt_worker pwq 6: cpus=3D1 node=3D0 flags=3D0x2 nice=3D0 active=3D1 refcnt=3D3 in-flight: 4896(RESCUER):wg_packet_decrypt_worker for 0s pending: mayday_cursor_func workqueue wg-kex-wg2: flags=3D0x124 pwq 2: cpus=3D0 node=3D0 flags=3D0x0 nice=3D0 active=3D1 refcnt=3D2 pending: wg_packet_handshake_receive_worker pwq 6: cpus=3D1 node=3D0 flags=3D0x2 nice=3D0 active=3D1 refcnt=3D2 pending: wg_packet_handshake_receive_worker workqueue wg-crypt-wg2: flags=3D0x128 pwq 2: cpus=3D0 node=3D0 flags=3D0x0 nice=3D0 active=3D2 refcnt=3D3 pending: wg_packet_tx_worker, wg_packet_encrypt_worker workqueue wg-crypt-wg0: flags=3D0x128 pwq 2: cpus=3D0 node=3D0 flags=3D0x0 nice=3D0 active=3D3 refcnt=3D4 pending: wg_packet_tx_worker, wg_packet_encrypt_worker, wg_packet_decry= pt_worker workqueue wg-kex-wg1: flags=3D0x124 pwq 2: cpus=3D0 node=3D0 flags=3D0x0 nice=3D0 active=3D1 refcnt=3D2 pending: wg_packet_handshake_receive_worker pwq 6: cpus=3D1 node=3D0 flags=3D0x2 nice=3D0 active=3D1 refcnt=3D2 in-flight: 26:wg_packet_handshake_receive_worker for 13s workqueue wg-crypt-wg1: flags=3D0x128 pwq 2: cpus=3D0 node=3D0 flags=3D0x0 nice=3D0 active=3D3 refcnt=3D4 pending: wg_packet_encrypt_worker, wg_packet_decrypt_worker, wg_packet_= tx_worker workqueue wg-kex-wg2: flags=3D0x124 pwq 2: cpus=3D0 node=3D0 flags=3D0x0 nice=3D0 active=3D1 refcnt=3D2 pending: wg_packet_handshake_receive_worker pwq 6: cpus=3D1 node=3D0 flags=3D0x2 nice=3D0 active=3D1 refcnt=3D2 pending: wg_packet_handshake_receive_worker workqueue wg-kex-wg2: flags=3D0x6 pwq 8: cpus=3D0-1 flags=3D0x6 nice=3D0 active=3D1 refcnt=3D2 pending: wg_packet_handshake_send_worker workqueue wg-crypt-wg2: flags=3D0x128 pwq 2: cpus=3D0 node=3D0 flags=3D0x0 nice=3D0 active=3D2 refcnt=3D3 pending: wg_packet_encrypt_worker, wg_packet_tx_worker workqueue wg-kex-wg0: flags=3D0x124 pwq 2: cpus=3D0 node=3D0 flags=3D0x0 nice=3D0 active=3D1 refcnt=3D2 pending: wg_packet_handshake_receive_worker pwq 6: cpus=3D1 node=3D0 flags=3D0x2 nice=3D0 active=3D2 refcnt=3D3 in-flight: 1092:wg_packet_handshake_receive_worker for 25s pending: wg_packet_handshake_receive_worker workqueue wg-kex-wg0: flags=3D0x6 pwq 8: cpus=3D0-1 flags=3D0x6 nice=3D0 active=3D1 refcnt=3D2 pending: wg_packet_handshake_send_worker workqueue wg-crypt-wg0: flags=3D0x128 pwq 2: cpus=3D0 node=3D0 flags=3D0x0 nice=3D0 active=3D3 refcnt=3D4 pending: wg_packet_encrypt_worker, wg_packet_tx_worker, wg_packet_decry= pt_worker pwq 6: cpus=3D1 node=3D0 flags=3D0x2 nice=3D0 active=3D2 refcnt=3D3 in-flight: 4934:wg_packet_encrypt_worker for 25s wg_packet_encrypt_work= er workqueue wg-kex-wg1: flags=3D0x124 pwq 2: cpus=3D0 node=3D0 flags=3D0x0 nice=3D0 active=3D1 refcnt=3D2 pending: wg_packet_handshake_receive_worker pwq 6: cpus=3D1 node=3D0 flags=3D0x2 nice=3D0 active=3D2 refcnt=3D3 in-flight: 4840:wg_packet_handshake_receive_worker for 15s pending: wg_packet_handshake_receive_worker workqueue wg-crypt-wg1: flags=3D0x128 pwq 2: cpus=3D0 node=3D0 flags=3D0x0 nice=3D0 active=3D3 refcnt=3D4 pending: wg_packet_tx_worker, wg_packet_encrypt_worker, wg_packet_decry= pt_worker workqueue wg-kex-wg2: flags=3D0x124 pwq 2: cpus=3D0 node=3D0 flags=3D0x0 nice=3D0 active=3D1 refcnt=3D2 pending: wg_packet_handshake_receive_worker pwq 6: cpus=3D1 node=3D0 flags=3D0x2 nice=3D0 active=3D2 refcnt=3D3 in-flight: 24:wg_packet_handshake_receive_worker for 15s pending: wg_packet_handshake_receive_worker workqueue wg-kex-wg2: flags=3D0x6 pwq 8: cpus=3D0-1 flags=3D0x6 nice=3D0 active=3D1 refcnt=3D2 pending: wg_packet_handshake_send_worker workqueue wg-crypt-wg2: flags=3D0x128 pwq 2: cpus=3D0 node=3D0 flags=3D0x0 nice=3D0 active=3D3 refcnt=3D4 pending: wg_packet_decrypt_worker, wg_packet_encrypt_worker, wg_packet_= tx_worker workqueue wg-crypt-wg0: flags=3D0x128 pwq 2: cpus=3D0 node=3D0 flags=3D0x0 nice=3D0 active=3D3 refcnt=3D4 pending: wg_packet_encrypt_worker, wg_packet_tx_worker, wg_packet_decry= pt_worker pwq 6: cpus=3D1 node=3D0 flags=3D0x2 nice=3D0 active=3D1 refcnt=3D4 MAYDA= Y in-flight: 4914(RESCUER):wg_packet_encrypt_worker for 0s pending: mayday_cursor_func workqueue wg-crypt-wg1: flags=3D0x128 pwq 2: cpus=3D0 node=3D0 flags=3D0x0 nice=3D0 active=3D3 refcnt=3D4 pending: wg_packet_decrypt_worker, wg_packet_tx_worker, wg_packet_encry= pt_worker workqueue wg-crypt-wg2: flags=3D0x128 pwq 2: cpus=3D0 node=3D0 flags=3D0x0 nice=3D0 active=3D2 refcnt=3D3 pending: wg_packet_encrypt_worker, wg_packet_tx_worker pool 2: cpus=3D0 node=3D0 flags=3D0x0 nice=3D0 hung=3D51s workers=3D8 idle:= 10 1021 4469 4990 4941 4771 pool 6: cpus=3D1 node=3D0 flags=3D0x2 nice=3D0 hung=3D0s workers=3D7 manage= r: 866 pool 8: cpus=3D0-1 flags=3D0x6 nice=3D0 hung=3D0s workers=3D14 manager: 501= 0 Showing backtraces of busy workers in stalled worker pools: pool 2: task:kworker/0:0 state:R running task stack:0 pid:9 tgid:9= ppid:2 task_flags:0x4288060 flags:0x00000010 Workqueue: events request_firmware_work_func Call trace: __switch_to+0x2b4/0x6e4 arch/arm64/kernel/process.c:775 (T) context_switch kernel/sched/core.c:5520 [inline] __schedule+0x1370/0x2d80 kernel/sched/core.c:7270 preempt_schedule_common+0xd4/0x190 kernel/sched/core.c:7449 preempt_schedule+0x60/0x78 kernel/sched/core.c:7473 rcu_read_unlock_sched include/linux/rcupdate.h:974 [inline] pfn_valid+0x210/0x214 include/linux/mmzone.h:-1 lowmem_page_address include/linux/mm.h:3111 [inline] __kasan_poison_pages+0x40/0x8c mm/kasan/common.c:151 kasan_poison_pages include/linux/kasan.h:118 [inline] __free_pages_prepare mm/page_alloc.c:1440 [inline] __free_frozen_pages+0x4e0/0xc18 mm/page_alloc.c:2962 free_frozen_pages+0x14/0x20 mm/page_alloc.c:2999 __free_slab+0x11c/0x1b4 mm/slub.c:3528 free_slab+0x2c/0x154 mm/slub.c:3562 discard_slab+0x48/0x90 mm/slub.c:3568 __slab_free+0x1a0/0x1d0 mm/slub.c:5815 ___cache_free+0x80/0x94 mm/slub.c:6571 qlink_free mm/kasan/quarantine.c:163 [inline] qlist_free_all+0xb4/0x120 mm/kasan/quarantine.c:179 kasan_quarantine_reduce+0x118/0x124 mm/kasan/quarantine.c:286 __kasan_slab_alloc+0x2c/0x88 mm/kasan/common.c:350 kasan_slab_alloc include/linux/kasan.h:253 [inline] slab_post_alloc_hook mm/slub.c:4683 [inline] slab_alloc_node mm/slub.c:4996 [inline] __do_kmalloc_node mm/slub.c:5413 [inline] __kmalloc_noprof+0x2e8/0x6c8 mm/slub.c:5439 _kmalloc_noprof include/linux/slab.h:995 [inline] _kzalloc_noprof include/linux/slab.h:1312 [inline] kobject_get_path+0xbc/0x2a4 lib/kobject.c:161 kobject_uevent_env+0x264/0x944 lib/kobject_uevent.c:548 kobject_uevent+0x2c/0x3c lib/kobject_uevent.c:659 device_del+0x5f8/0x71c drivers/base/core.c:3983 fw_load_sysfs_fallback drivers/base/firmware_loader/fallback.c:134 [inline= ] fw_load_from_user_helper drivers/base/firmware_loader/fallback.c:172 [inli= ne] firmware_fallback_sysfs+0x330/0x930 drivers/base/firmware_loader/fallback.= c:248 _request_firmware+0xb34/0xf5c drivers/base/firmware_loader/main.c:898 request_firmware_work_func+0xa4/0x24c drivers/base/firmware_loader/main.c:= 1162 process_one_work kernel/workqueue.c:3387 [inline] process_scheduled_works+0x91c/0x1250 kernel/workqueue.c:3470 worker_thread+0x798/0xbd0 kernel/workqueue.c:3551 kthread+0x304/0x3d4 kernel/kthread.c:436 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:838 pool 2: task:kworker/0:4 state:R running task stack:0 pid:4770 tgid:4= 770 ppid:2 task_flags:0x4208060 flags:0x00000010 Workqueue: events nsim_fib_event_work Call trace: __switch_to+0x2b4/0x6e4 arch/arm64/kernel/process.c:775 (T) context_switch kernel/sched/core.c:5520 [inline] __schedule+0x1370/0x2d80 kernel/sched/core.c:7270 __schedule_loop kernel/sched/core.c:7347 [inline] schedule+0x13c/0x20c kernel/sched/core.c:7362 schedule_timeout+0x13c/0x28c kernel/time/sleep_timeout.c:99 schedule_timeout_uninterruptible+0x78/0xbc kernel/time/sleep_timeout.c:158 msleep+0x3c/0x68 kernel/time/sleep_timeout.c:318 nsim_fib6_rt_add drivers/net/netdevsim/fib.c:693 [inline] nsim_fib6_rt_insert drivers/net/netdevsim/fib.c:759 [inline] nsim_fib6_event drivers/net/netdevsim/fib.c:856 [inline] nsim_fib_event+0x57a0/0x60c4 drivers/net/netdevsim/fib.c:889 nsim_fib_event_work+0x1d8/0x320 drivers/net/netdevsim/fib.c:1493 process_one_work kernel/workqueue.c:3387 [inline] process_scheduled_works+0x91c/0x1250 kernel/workqueue.c:3470 worker_thread+0x798/0xbd0 kernel/workqueue.c:3551 kthread+0x304/0x3d4 kernel/kthread.c:436 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:838 --- This report is generated by a bot. 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