"Loyalty" (stylized as "LOYALTY.")
 is a song by American rapper Kendrick Lamar.
 It is the sixth track from his fourth studio album "Damn", released on April 14, 2017 and was later sent to urban and rhythmic radio June 20, 2017 as the third single from the album.
 The song features Barbadian singer Rihanna on vocals and was written by Lamar, DJ Dahi, Sounwave, and Terrace Martin.
Stephen Kozmeniuk is a Canadian songwriter, producer, engineer and instrumentalist from Whitehorse, Yukon.
 Production and writing credits include Madonna, Nicki Minaj, and Kendrick Lamar.
"Fear" (stylized as "FEAR.")
 is a song by American rapper Kendrick Lamar, from his fourth studio album "Damn", released on April 14, 2017.
 The twelfth track on the album, the song was written by Lamar and Daniel Maman, aka The Alchemist, and produced by The Alchemist, with additional production by Bēkon.
 At seven minutes and forty-one seconds, it is the longest song on the album.
"Humble" (stylized as "HUMBLE.")
 is a song by American rapper Kendrick Lamar.
 It was released on March 30, 2017, by Top Dawg Entertainment, Aftermath Entertainment and Interscope Records.
 The song, written by Lamar and Mike Will Made It and produced by the latter, was serviced to rhythmic contemporary radio as the lead single from Lamar's fourth studio album, "Damn".
 The single became Lamar's second number-one single on the US "Billboard" Hot 100 after "Bad Blood" and his first as a lead artist.
"Lust" (stylized as "LUST.")
 is a song by American rapper Kendrick Lamar, from his fourth studio album "Damn", released on April 14, 2017.
 The ninth track on the album, the song was written by Lamar, DJ Dahi, Sounwave, and BadBadNotGood, and was produced by DJ Dahi, Sounwave, and BadBadNotGood.
 The song features guest vocals from record-producer Kaytranada, of which he is uncredited.
BadBadNotGood (stylized as BADBADNOTGOOD) is a music group from Toronto, Ontario.
 The group includes Matthew Tavares on keys, Chester Hansen on bass, Leland Whitty on saxophone, and Alexander Sowinski on drums.
 They are known for their interpretations of hip hop tracks and their collaborations with Kendrick Lamar, Tyler, The Creator, Earl Sweatshirt, Danny Brown, and Ghostface Killah.
"Duckworth" (stylized as "DUCKWORTH.")
 is a song by American rapper Kendrick Lamar, taken from his fourth studio album "Damn", released on April 14, 2017.
 The fourteenth and final track on the album, the song was written by Lamar and record producer Patrick Douthit, known professionally as 9th Wonder, and produced by 9th Wonder, with additional production by Bēkon.
 The song's title is Lamar's actual last name.
Ricci Riera, is an American record producer, DJ and songwriter from Los Angeles, California.
 He is best known for his production with notable hip hop artists such as Kendrick Lamar, Drake, Travis Scott, Schoolboy Q, and ASAP Rocky among others.
 Aside from his solo production, Riera was previously a member of the Grammy Nominated LA production duo THC.
 Riera scored his first Grammy nomination as a solo producer with "U Wit Me?"
 on the second best selling album of 2016, Views.
 Ricci most recently appeared twice on Kendrick Lamar's much anticipated 3rd studio album Damn.
 producing on songs "Element" co produced by James Blake and "God".
"Love" (stylized as "LOVE.")
 is a song by American rapper Kendrick Lamar, from his fourth studio album "Damn", released on April 14, 2017.
 The tenth track on the album, the song was written by Lamar, Zacari Pacaldo, Teddy Walton, Sounwave, Greg Kurstin, and Anthony Tiffith, and produced by DJ Dahi, Sounwave, Kurstin, and Tiffith.
 The song features soul singer Zacari Pacaldo, who is one of three credited musicians on "DAMN."
, the others being Barbadian singer Rihanna on "LOYALTY.
" and Irish rock band U2 on "XXX.
"
The Damn Tour (stylized as The DAMN.
 Tour) is a concert tour by American rapper and songwriter Kendrick Lamar, in support of his fourth studio album, "DAMN.
" (2017).
 The tour’s North American leg began on July 12, 2017, in Glendale, Arizona at the Gila River Arena, and concluded on September 2, 2017, in Miami, Florida at the American Airlines Arena.
 On the 30th September he announced a European leg of the tour on his Instagram story.
 The dates and locations of this European leg of the tour are yet to be announced.

Question: Which Toronto group share writing credits for "Lust", a track on Kendrick Lamar's DAMN album?
Answer: BadBadNotGood