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e5bb9d3d75
This fixes an oops in ir_lirc_scancode_event(). BUG: unable to handle kernel NULL pointer dereference at 0000000000000038 PGD 0 P4D 0 Oops: 0000 [#1] SMP PTI CPU: 9 PID: 27687 Comm: kworker/9:2 Tainted: P OE 4.18.12-200.fc28.x86_64 #1 Hardware name: Supermicro C7X99-OCE-F/C7X99-OCE-F, BIOS 2.1a 06/15/2018 Workqueue: events pulse8_irq_work_handler [pulse8_cec] RIP: 0010:ir_lirc_scancode_event+0x3d/0xb0 [rc_core] Code: 8d ae b4 07 00 00 49 81 c6 b8 07 00 00 53 e8 4a df c3 d5 48 89 ef 49 89 45 00 e8 4e 84 41 d6 49 8b 1e 49 89 c4 4c 39 f3 74 58 <8b> 43 38 8b 53 40 89 c1 2b 4b 3c 39 ca 72 41 21 d0 49 8b 7d 00 49 RSP: 0018:ffffaa10e3c07d58 EFLAGS: 00010017 RAX: 0000000000000002 RBX: 0000000000000000 RCX: 0000000000000018 RDX: 0000000000000001 RSI: 00316245397fa93c RDI: ffff966d31c8d7b4 RBP: ffff966d31c8d7b4 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000003 R11: ffffaa10e3c07e28 R12: 0000000000000002 R13: ffffaa10e3c07d88 R14: ffff966d31c8d7b8 R15: 0000000000000073 FS: 0000000000000000(0000) GS:ffff966d3f440000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000038 CR3: 00000009d820a003 CR4: 00000000003606e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ir_do_keydown+0x75/0x260 [rc_core] rc_keydown+0x54/0xc0 [rc_core] cec_received_msg_ts+0xaa8/0xaf0 [cec] process_one_work+0x1a1/0x350 worker_thread+0x30/0x380 ? pwq_unbound_release_workfn+0xd0/0xd0 kthread+0x112/0x130 ? kthread_create_worker_on_cpu+0x70/0x70 ret_from_fork+0x35/0x40 Modules linked in: rc_tt_1500 dvb_usb_dvbsky dvb_usb_v2 uas usb_storage fuse vhost_net vhost tap xt_CHECKSUM iptable_mangle ip6t_REJECT nf_reject_ipv6 tun 8021q garp mrp xt_nat macvlan xfs devlink ebta si2157 si2168 cx25840 cx23885 kvm altera_ci tda18271 joydev ir_rc6_decoder rc_rc6_mce crct10dif_pclmul crc32_pclmul ghash_clmulni_intel intel_cstate intel_uncore altera_stapl m88ds3103 tveeprom cx2341 mxm_wmi igb crc32c_intel megaraid_sas dca i2c_algo_bit wmi vfio_pci irqbypass vfio_virqfd vfio_iommu_type1 vfio i2c_dev CR2: 0000000000000038 Cc: <stable@vger.kernel.org> # v4.16+ Signed-off-by: Sean Young <sean@mess.org> Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org> |
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|---|---|---|
| .. | ||
| img-ir | ||
| keymaps | ||
| ati_remote.c | ||
| bpf-lirc.c | ||
| ene_ir.c | ||
| ene_ir.h | ||
| fintek-cir.c | ||
| fintek-cir.h | ||
| gpio-ir-recv.c | ||
| gpio-ir-tx.c | ||
| igorplugusb.c | ||
| iguanair.c | ||
| imon_raw.c | ||
| imon.c | ||
| ir-hix5hd2.c | ||
| ir-imon-decoder.c | ||
| ir-jvc-decoder.c | ||
| ir-mce_kbd-decoder.c | ||
| ir-nec-decoder.c | ||
| ir-rc5-decoder.c | ||
| ir-rc6-decoder.c | ||
| ir-rx51.c | ||
| ir-sanyo-decoder.c | ||
| ir-sharp-decoder.c | ||
| ir-sony-decoder.c | ||
| ir-spi.c | ||
| ir-xmp-decoder.c | ||
| ite-cir.c | ||
| ite-cir.h | ||
| Kconfig | ||
| lirc_dev.c | ||
| Makefile | ||
| mceusb.c | ||
| meson-ir.c | ||
| mtk-cir.c | ||
| nuvoton-cir.c | ||
| nuvoton-cir.h | ||
| pwm-ir-tx.c | ||
| rc-core-priv.h | ||
| rc-ir-raw.c | ||
| rc-loopback.c | ||
| rc-main.c | ||
| redrat3.c | ||
| serial_ir.c | ||
| sir_ir.c | ||
| st_rc.c | ||
| streamzap.c | ||
| sunxi-cir.c | ||
| tango-ir.c | ||
| ttusbir.c | ||
| winbond-cir.c | ||
| xbox_remote.c | ||
| zx-irdec.c | ||