block nbd1866: Receive control failed (result -32) block nbd1867: Receive control failed (result -32) block nbd1868: Receive control failed (result -32) block nbd1869: Receive control failed (result -32) BUG: MAX_LOCKDEP_KEYS too low! turning off the locking correctness validator. CPU: 1 UID: 0 PID: 6099 Comm: kworker/u33:5 Not tainted syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 Workqueue: nbd1870-recv recv_work Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120 register_lock_class+0x4a4/0x560 kernel/locking/lockdep.c:1332 __lock_acquire+0x3cb/0x2630 kernel/locking/lockdep.c:5112 lock_acquire kernel/locking/lockdep.c:5868 [inline] lock_acquire+0x17c/0x330 kernel/locking/lockdep.c:5825 process_one_work+0x1200/0x1840 kernel/workqueue.c:3232 process_scheduled_works kernel/workqueue.c:3340 [inline] worker_thread+0x5da/0xe40 kernel/workqueue.c:3421 kthread+0x3b3/0x730 kernel/kthread.c:463 ret_from_fork+0x754/0xaf0 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 block nbd1870: Receive control failed (result -32) block nbd1871: Receive control failed (result -32) block nbd1872: Receive control failed (result -32) block nbd1873: Receive control failed (result -32) block nbd1874: Receive control failed (result -32) block nbd1875: Receive control failed (result -32) block nbd1876: Receive control failed (result -32) block nbd1877: Receive control failed (result -32) block nbd1878: Receive control failed (result -32) block nbd1879: Receive control failed (result -32) block nbd1880: Receive control failed (result -32) block nbd1881: Receive control failed (result -32) block nbd1882: Receive control failed (result -32) block nbd1883: Receive control failed (result -32) block nbd1884: Receive control failed (result -32) block nbd1885: Receive control failed (result -32) block nbd1886: Receive control failed (result -32) block nbd1887: Receive control failed (result -32) block nbd1888: Receive control failed (result -32) block nbd1889: Receive control failed (result -32) block nbd1890: Receive control failed (result -32) block nbd1891: Receive control failed (result -32) block nbd1892: Receive control failed (result -32) block nbd1893: Receive control failed (result -32) block nbd1894: Receive control failed (result -32) block nbd1895: Receive control failed (result -32) block nbd1896: Receive control failed (result -32) block nbd1897: Receive control failed (result -32) block nbd1898: Receive control failed (result -32) block nbd1899: Receive control failed (result -32) block nbd1900: Receive control failed (result -32) block nbd1901: Receive control failed (result -32) block nbd1902: Receive control failed (result -32) block nbd1903: Receive control failed (result -32) block nbd1904: Receive control failed (result -32) block nbd1905: Receive control failed (result -32) block nbd1906: Receive control failed (result -32) block nbd1907: Receive control failed (result -32) block nbd1908: Receive control failed (result -32) block nbd1909: Receive control failed (result -32) block nbd1910: Receive control failed (result -32) block nbd1911: Receive control failed (result -32) block nbd1912: Receive control failed (result -32) block nbd1913: Receive control failed (result -32) block nbd1914: Receive control failed (result -32) block nbd1915: Receive control failed (result -32) block nbd1916: Receive control failed (result -32) block nbd1917: Receive control failed (result -32) block nbd1918: Receive control failed (result -32) block nbd1919: Receive control failed (result -32) block nbd1920: Receive control failed (result -32) block nbd1921: Receive control failed (result -32) block nbd1922: Receive control failed (result -32) block nbd1923: Receive control failed (result -32) block nbd1924: Receive control failed (result -32) block nbd1925: Receive control failed (result -32) block nbd1926: Receive control failed (result -32) block nbd1927: Receive control failed (result -32) block nbd1928: Receive control failed (result -32) block nbd1929: Receive control failed (result -32) block nbd1930: Receive control failed (result -32) block nbd1931: Receive control failed (result -32) block nbd1932: Receive control failed (result -32) block nbd1933: Receive control failed (result -32) block nbd1934: Receive control failed (result -32) block nbd1935: Receive control failed (result -32) block nbd1936: Receive control failed (result -32) block nbd1937: Receive control failed (result -32) block nbd1938: Receive control failed (result -32) block nbd1939: Receive control failed (result -32) block nbd1940: Receive control failed (result -32) block nbd1941: Receive control failed (result -32) block nbd1942: Receive control failed (result -32) block nbd1943: Receive control failed (result -32) block nbd1944: Receive control failed (result -32) block nbd1945: Receive control failed (result -32) block nbd1946: Receive control failed (result -32) block nbd1947: Receive control failed (result -32) block nbd1948: Receive control failed (result -32) block nbd1949: Receive control failed (result -32) block nbd1950: Receive control failed (result -32) block nbd1951: Receive control failed (result -32) block nbd1952: Receive control failed (result -32) block nbd1953: Receive control failed (result -32) block nbd1954: Receive control failed (result -32) block nbd1955: Receive control failed (result -32) block nbd1956: Receive control failed (result -32) block nbd1957: Receive control failed (result -32) block nbd1958: Receive control failed (result -32) block nbd1959: Receive control failed (result -32) block nbd1960: Receive control failed (result -32) block nbd1961: Receive control failed (result -32) block nbd1962: Receive control failed (result -32) block nbd1963: Receive control failed (result -32) block nbd1964: Receive control failed (result -32) block nbd1965: Receive control failed (result -32) block nbd1966: Receive control failed (result -32) block nbd1967: Receive control failed (result -32) block nbd1968: Receive control failed (result -32) block nbd1969: Receive control failed (result -32) block nbd1970: Receive control failed (result -32) block nbd1971: Receive control failed (result -32) block nbd1972: Receive control failed (result -32) block nbd1973: Receive control failed (result -32) block nbd1974: Receive control failed (result -32) block nbd1975: Receive control failed (result -32) block nbd1976: Receive control failed (result -32) block nbd1977: Receive control failed (result -32) block nbd1978: Receive control failed (result -32) block nbd1979: Receive control failed (result -32) block nbd1980: Receive control failed (result -32) block nbd1981: Receive control failed (result -32) block nbd1982: Receive control failed (result -32) block nbd1983: Receive control failed (result -32) block nbd1984: Receive control failed (result -32) block nbd1985: Receive control failed (result -32) block nbd1986: Receive control failed (result -32) block nbd1987: Receive control failed (result -32) block nbd1988: Receive control failed (result -32) block nbd1989: Receive control failed (result -32) block nbd1990: Receive control failed (result -32) block nbd1991: Receive control failed (result -32) block nbd1992: Receive control failed (result -32) block nbd1993: Receive control failed (result -32) block nbd1994: Receive control failed (result -32) block nbd1995: Receive control failed (result -32) block nbd1996: Receive control failed (result -32) block nbd1997: Receive control failed (result -32) block nbd1998: Receive control failed (result -32) block nbd1999: Receive control failed (result -32) block nbd2000: Receive control failed (result -32) block nbd2001: Receive control failed (result -32) block nbd2002: Receive control failed (result -32) block nbd2003: Receive control failed (result -32) block nbd2004: Receive control failed (result -32) block nbd2005: Receive control failed (result -32) block nbd2006: Receive control failed (result -32) block nbd2007: Receive control failed (result -32) block nbd2008: Receive control failed (result -32) block nbd2009: Receive control failed (result -32) block nbd2010: Receive control failed (result -32) block nbd2011: Receive control failed (result -32) block nbd2012: Receive control failed (result -32) block nbd2013: Receive control failed (result -32) block nbd2014: Receive control failed (result -32) block nbd2015: Receive control failed (result -32) block nbd2016: Receive control failed (result -32) block nbd2017: Receive control failed (result -32) block nbd2018: Receive control failed (result -32) block nbd2019: Receive control failed (result -32) block nbd2020: Receive control failed (result -32) block nbd2021: Receive control failed (result -32) block nbd2022: Receive control failed (result -32) block nbd2023: Receive control failed (result -32) block nbd2024: Receive control failed (result -32) block nbd2025: Receive control failed (result -32)