block nbd1890: Receive control failed (result -32) block nbd1891: Receive control failed (result -32) BUG: MAX_LOCKDEP_KEYS too low! turning off the locking correctness validator. CPU: 0 UID: 0 PID: 62 Comm: kworker/u33:0 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: nbd1892-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+0x1b1/0x370 kernel/locking/lockdep.c:5825 process_one_work+0x1328/0x1980 kernel/workqueue.c:3289 process_scheduled_works kernel/workqueue.c:3397 [inline] worker_thread+0x5ef/0xe50 kernel/workqueue.c:3478 kthread+0x370/0x450 kernel/kthread.c:436 ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 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) block nbd2026: Receive control failed (result -32) block nbd2027: Receive control failed (result -32) block nbd2028: Receive control failed (result -32) block nbd2029: Receive control failed (result -32) block nbd2030: Receive control failed (result -32) block nbd2031: Receive control failed (result -32) block nbd2032: Receive control failed (result -32) block nbd2033: Receive control failed (result -32) block nbd2034: Receive control failed (result -32) block nbd2035: Receive control failed (result -32) block nbd2036: Receive control failed (result -32) block nbd2037: Receive control failed (result -32) block nbd2038: Receive control failed (result -32) block nbd2039: Receive control failed (result -32) block nbd2040: Receive control failed (result -32) block nbd2041: Receive control failed (result -32) block nbd2042: Receive control failed (result -32) block nbd2043: Receive control failed (result -32) block nbd2044: Receive control failed (result -32) block nbd2045: Receive control failed (result -32) block nbd2046: Receive control failed (result -32) block nbd2047: Receive control failed (result -32) block nbd2048: Receive control failed (result -32) block nbd2049: Receive control failed (result -32) block nbd2050: Receive control failed (result -32) block nbd2051: Receive control failed (result -32) block nbd2052: Receive control failed (result -32)