Warning: Permanently added '[localhost]:2703' (ECDSA) to the list of known hosts. 2022/09/13 13:59:54 fuzzer started 2022/09/13 13:59:54 dialing manager at localhost:36597 syzkaller login: [ 35.815490] cgroup: Unknown subsys name 'net' [ 35.899648] cgroup: Unknown subsys name 'rlimit' 2022/09/13 14:00:08 syscalls: 2215 2022/09/13 14:00:08 code coverage: enabled 2022/09/13 14:00:08 comparison tracing: enabled 2022/09/13 14:00:08 extra coverage: enabled 2022/09/13 14:00:08 setuid sandbox: enabled 2022/09/13 14:00:08 namespace sandbox: enabled 2022/09/13 14:00:08 Android sandbox: enabled 2022/09/13 14:00:08 fault injection: enabled 2022/09/13 14:00:08 leak checking: enabled 2022/09/13 14:00:08 net packet injection: enabled 2022/09/13 14:00:08 net device setup: enabled 2022/09/13 14:00:08 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2022/09/13 14:00:08 devlink PCI setup: PCI device 0000:00:10.0 is not available 2022/09/13 14:00:08 USB emulation: enabled 2022/09/13 14:00:08 hci packet injection: enabled 2022/09/13 14:00:08 wifi device emulation: failed to parse kernel version (6.0.0-rc5-next-20220913) 2022/09/13 14:00:08 802.15.4 emulation: enabled 2022/09/13 14:00:08 fetching corpus: 0, signal 0/2000 (executing program) 2022/09/13 14:00:09 fetching corpus: 50, signal 33426/36696 (executing program) 2022/09/13 14:00:09 fetching corpus: 100, signal 45051/49613 (executing program) 2022/09/13 14:00:09 fetching corpus: 150, signal 55297/60937 (executing program) 2022/09/13 14:00:09 fetching corpus: 200, signal 63366/69986 (executing program) 2022/09/13 14:00:09 fetching corpus: 250, signal 69208/76761 (executing program) 2022/09/13 14:00:10 fetching corpus: 300, signal 75050/83459 (executing program) 2022/09/13 14:00:10 fetching corpus: 350, signal 80100/89244 (executing program) 2022/09/13 14:00:10 fetching corpus: 400, signal 83766/93746 (executing program) 2022/09/13 14:00:10 fetching corpus: 450, signal 87660/98365 (executing program) 2022/09/13 14:00:10 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179760/186283 (executing program) 2022/09/13 14:00:18 fetching corpus: 2743, signal 179760/186364 (executing program) 2022/09/13 14:00:18 fetching corpus: 2743, signal 179760/186447 (executing program) 2022/09/13 14:00:18 fetching corpus: 2743, signal 179760/186523 (executing program) 2022/09/13 14:00:18 fetching corpus: 2743, signal 179760/186603 (executing program) 2022/09/13 14:00:18 fetching corpus: 2743, signal 179760/186696 (executing program) 2022/09/13 14:00:18 fetching corpus: 2743, signal 179760/186770 (executing program) 2022/09/13 14:00:18 fetching corpus: 2743, signal 179760/186841 (executing program) 2022/09/13 14:00:18 fetching corpus: 2743, signal 179760/186929 (executing program) 2022/09/13 14:00:18 fetching corpus: 2743, signal 179760/187001 (executing program) 2022/09/13 14:00:18 fetching corpus: 2743, signal 179760/187001 (executing program) 2022/09/13 14:00:21 starting 8 fuzzer processes 14:00:21 executing program 0: clone3(&(0x7f000000be80)={0x0, 0x0, 0x0, 0x0, {}, 0x0, 0x0, 0x0, &(0x7f000000be40)}, 0x58) 14:00:21 executing program 1: r0 = syz_io_uring_setup(0xfa7, &(0x7f0000000080)={0x0, 0x4, 0x0, 0x2}, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffe000/0x1000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000000)=0x0) r3 = socket$inet_tcp(0x2, 0x1, 0x0) syz_io_uring_setup(0x2175, &(0x7f0000000300)={0x0, 0x1df4, 0x4, 0x2, 0x285}, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000380), &(0x7f00000003c0)=0x0) sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0xfffffdef) r5 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000004c0)='./cgroup/syz1\x00', 0x200002, 0x0) r6 = syz_open_dev$tty20(0xc, 0x4, 0x1) io_uring_register$IORING_REGISTER_FILES(0xffffffffffffffff, 0x2, &(0x7f0000000800)=[r5, r6], 0x2) perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x4042, 0x0) setsockopt$inet_tcp_TCP_REPAIR_QUEUE(0xffffffffffffffff, 0x6, 0x14, &(0x7f00000001c0)=0x2, 0x4) perf_event_open(&(0x7f0000000280)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x1200}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r7 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x4042, 0x0) fallocate(r7, 0x0, 0x0, 0x87ffffc) openat(r7, &(0x7f0000000200)='./file1\x00', 0x80, 0x22) getsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x1b, &(0x7f0000000540), &(0x7f0000000580)=0x4) getsockopt$IP_SET_OP_GET_FNAME(0xffffffffffffffff, 0x1, 0x53, &(0x7f0000000440)={0x8, 0x7, 0x0, 'syz0\x00'}, &(0x7f0000000480)=0x2c) syz_io_uring_submit(r1, r4, &(0x7f0000000180)=@IORING_OP_RECV=@use_registered_buffer={0x1b, 0x2, 0x0, r3, 0x0, 0x0, 0x0, 0x4}, 0x101) syz_io_uring_submit(r1, r2, &(0x7f0000000040)=@IORING_OP_CONNECT={0x10, 0x2, 0x0, r3, 0x80, &(0x7f0000000280)=@l2tp={0x2, 0x0, @loopback}}, 0x0) io_uring_enter(r0, 0x100001, 0x0, 0x0, 0x0, 0x0) openat(0xffffffffffffffff, &(0x7f0000000140)='./file1\x00', 0x8200, 0x90) 14:00:21 executing program 3: pipe2(&(0x7f0000000100)={0xffffffffffffffff}, 0x0) read$eventfd(r0, &(0x7f0000000bc0), 0x8) 14:00:21 executing program 2: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f736642a3c400088001000440000004f801", 0x17}, {&(0x7f0000010500)="53595a4b414c4c45522020080000ec80325132510000ec80325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530", 0x45, 0x2800}], 0x0, &(0x7f0000010f00)) utimensat(r0, &(0x7f0000000040)='./file0\x00', 0x0, 0x0) 14:00:21 executing program 4: clone3(&(0x7f0000000a40)={0x0, 0x0, 0x0, 0x0, {}, 0x0, 0x0, 0x0, 0x0}, 0x58) [ 62.279581] audit: type=1400 audit(1663077621.400:6): avc: denied { execmem } for pid=284 comm="syz-executor.1" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 14:00:21 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x101042, 0x0) pwritev(r0, &(0x7f0000000340)=[{&(0x7f00000000c0)='\"', 0x1}], 0x1, 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x0) r2 = mmap$IORING_OFF_SQ_RING(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x2000002, 0x13, r1, 0x0) madvise(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x1) madvise(&(0x7f0000ffc000/0x4000)=nil, 0x2000, 0x9) syz_io_uring_submit(r2, 0x0, 0x0, 0x0) 14:00:21 executing program 7: perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000240)='./file0\x00', 0x0, 0x29, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000280)='devpts\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000280)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_config_ext, 0x1400, 0x9, 0x0, 0x7}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x1) umount2(&(0x7f0000000000)='./file0\x00', 0x0) mmap$IORING_OFF_SQ_RING(&(0x7f0000ffd000/0x2000)=nil, 0x2000, 0x0, 0x10, 0xffffffffffffffff, 0x0) getsockopt$inet6_opts(0xffffffffffffffff, 0x29, 0x36, 0x0, &(0x7f0000000200)) 14:00:21 executing program 6: mlock2(&(0x7f0000ff7000/0x4000)=nil, 0x4000, 0x0) shmat(0xffffffffffffffff, &(0x7f0000ff8000/0x3000)=nil, 0x2000) perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0x80000001}, 0x0, 0x7ff, 0x0, 0x0, 0x3ff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x8) mmap$perf(&(0x7f0000ffa000/0x4000)=nil, 0x4000, 0x0, 0x10, 0xffffffffffffffff, 0x4) r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/route\x00') sendmsg$SOCK_DESTROY(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000180)={&(0x7f0000000600)=ANY=[@ANYBLOB="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"], 0x130}, 0x1, 0x0, 0x0, 0x4}, 0x0) perf_event_open(&(0x7f0000000280)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000140), 0x6}, 0x0, 0x0, 0x8}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x41, 0x0) r2 = openat2(r0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000300)={0x200, 0x21, 0x1b}, 0x18) ioctl$LOOP_CTL_ADD(r2, 0x4c80, 0xb) r3 = ioctl$LOOP_CTL_GET_FREE(r1, 0x4c82) ioctl$LOOP_CTL_REMOVE(r1, 0x4c81, r3) ioctl$SNAPSHOT_FREE(0xffffffffffffffff, 0x3305) mremap(&(0x7f0000ffd000/0x2000)=nil, 0x2000, 0x2000, 0x7, &(0x7f0000ffe000/0x2000)=nil) pipe2(&(0x7f0000000300)={0xffffffffffffffff}, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(r4, 0x801c581f, 0x0) r5 = epoll_create1(0x0) io_submit(0x0, 0x3, &(0x7f0000000500)=[&(0x7f0000000200)={0x0, 0x0, 0x0, 0x2, 0x7f, r2, &(0x7f0000000780)="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", 0x1000, 0x80000000000000, 0x0, 0x1a48439b19faf2c1, r4}, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x6, 0x0, r5, &(0x7f0000000340)="0a1b9f88aa1e010ca789430e179de2c48cde1d086520f8f72508904db424c353d46539822b8a775e1715ae658a1963a7fe084c0e526414d8cc27f7187472de330f8859f095db1a48e25951641467ed4f1012d3cd16c637d4ab172580b1554ea80dc39715c724bebed06f6ef93ab1fbf392323ade1b2a142b4f1252c7f6026793eeffa553136905486bd4fc536f7c2e5bb713fe389a4f21bcc69d9bd665c52a6f5bd9c0fd19cd06be9f8e71bd77705b132d9394fc971977d2bbcfe204e3", 0xbd, 0x3}, &(0x7f00000004c0)={0x0, 0x0, 0x0, 0x2, 0x800, r0, &(0x7f0000000440)="597aff2ccbf0131b559cf580a3a2e3278f2be99538fe2b397ebc11f5b8f4f239a4674d38ab0555df3467ce81da2e3a2305a74d680df7ab02217746f8b099c3e81dad4e2590660913d8a0ddf504ab105c16292dae6b30119858e7d8ef9dd24940c5c70c4b", 0x64, 0x8001, 0x0, 0x2, r2}]) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, r3) shmget$private(0x0, 0x2000, 0x54000000, &(0x7f0000ff5000/0x2000)=nil) [ 63.564576] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 63.566284] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 63.567647] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 63.570921] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 63.572910] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 63.574180] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 63.579120] Bluetooth: hci0: HCI_REQ-0x0c1a [ 63.646931] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 63.653480] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 63.655937] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 63.657654] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 63.659302] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 63.661462] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 63.662676] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 63.663666] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 63.664803] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 63.666756] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 63.668563] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 [ 63.669665] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 63.670636] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 63.675487] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 63.678044] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 63.678137] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 63.681050] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 63.682332] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 63.685684] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 [ 63.688854] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 63.693812] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 [ 63.695038] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 63.696489] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 63.700719] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 63.702067] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 63.707641] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 63.709103] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 63.710848] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 63.713426] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 63.714602] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 [ 63.716044] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 63.717774] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 63.718809] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 63.720455] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 63.727949] Bluetooth: hci4: HCI_REQ-0x0c1a [ 63.728037] Bluetooth: hci2: HCI_REQ-0x0c1a [ 63.729761] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 63.730903] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 63.732013] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 [ 63.735622] Bluetooth: hci3: HCI_REQ-0x0c1a [ 63.739805] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 63.743601] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 [ 63.747574] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 63.748816] Bluetooth: hci1: HCI_REQ-0x0c1a [ 63.756323] Bluetooth: hci5: HCI_REQ-0x0c1a [ 63.762587] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 [ 63.767293] Bluetooth: hci7: HCI_REQ-0x0c1a [ 63.768650] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 63.785664] Bluetooth: hci6: HCI_REQ-0x0c1a [ 65.587900] Bluetooth: hci0: command 0x0409 tx timeout [ 65.779263] Bluetooth: hci5: command 0x0409 tx timeout [ 65.779730] Bluetooth: hci1: command 0x0409 tx timeout [ 65.780128] Bluetooth: hci3: command 0x0409 tx timeout [ 65.780556] Bluetooth: hci4: command 0x0409 tx timeout [ 65.843233] Bluetooth: hci6: command 0x0409 tx timeout [ 65.843290] Bluetooth: hci2: command 0x0409 tx timeout [ 65.844603] Bluetooth: hci7: command 0x0409 tx timeout [ 67.636584] Bluetooth: hci0: command 0x041b tx timeout [ 67.827296] Bluetooth: hci3: command 0x041b tx timeout [ 67.827304] Bluetooth: hci4: command 0x041b tx timeout [ 67.828217] Bluetooth: hci1: command 0x041b tx timeout [ 67.828625] Bluetooth: hci5: command 0x041b tx timeout [ 67.891309] Bluetooth: hci7: command 0x041b tx timeout [ 67.892670] Bluetooth: hci2: command 0x041b tx timeout [ 67.893133] Bluetooth: hci6: command 0x041b tx timeout [ 69.683319] Bluetooth: hci0: command 0x040f tx timeout [ 69.875282] Bluetooth: hci5: command 0x040f tx timeout [ 69.875832] Bluetooth: hci1: command 0x040f tx timeout [ 69.876760] Bluetooth: hci3: command 0x040f tx timeout [ 69.877323] Bluetooth: hci4: command 0x040f tx timeout [ 69.939266] Bluetooth: hci6: command 0x040f tx timeout [ 69.939752] Bluetooth: hci2: command 0x040f tx timeout [ 69.940679] Bluetooth: hci7: command 0x040f tx timeout [ 71.731569] Bluetooth: hci0: command 0x0419 tx timeout [ 71.923370] Bluetooth: hci4: command 0x0419 tx timeout [ 71.923880] Bluetooth: hci3: command 0x0419 tx timeout [ 71.924721] Bluetooth: hci1: command 0x0419 tx timeout [ 71.925152] Bluetooth: hci5: command 0x0419 tx timeout [ 71.987263] Bluetooth: hci7: command 0x0419 tx timeout [ 71.987751] Bluetooth: hci2: command 0x0419 tx timeout [ 71.988173] Bluetooth: hci6: command 0x0419 tx timeout 14:01:18 executing program 4: clone3(&(0x7f0000000a40)={0x0, 0x0, 0x0, 0x0, {}, 0x0, 0x0, 0x0, 0x0}, 0x58) 14:01:18 executing program 4: clone3(&(0x7f0000000a40)={0x0, 0x0, 0x0, 0x0, {}, 0x0, 0x0, 0x0, 0x0}, 0x58) 14:01:18 executing program 4: clone3(&(0x7f0000000a40)={0x0, 0x0, 0x0, 0x0, {}, 0x0, 0x0, 0x0, 0x0}, 0x58) 14:01:19 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x101042, 0x0) pwritev(r0, &(0x7f0000000340)=[{&(0x7f00000000c0)='\"', 0x1}], 0x1, 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x0) r2 = mmap$IORING_OFF_SQ_RING(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x2000002, 0x13, r1, 0x0) madvise(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x1) madvise(&(0x7f0000ffc000/0x4000)=nil, 0x2000, 0x9) syz_io_uring_submit(r2, 0x0, 0x0, 0x0) 14:01:19 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x101042, 0x0) pwritev(r0, &(0x7f0000000340)=[{&(0x7f00000000c0)='\"', 0x1}], 0x1, 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x0) r2 = mmap$IORING_OFF_SQ_RING(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x2000002, 0x13, r1, 0x0) madvise(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x1) madvise(&(0x7f0000ffc000/0x4000)=nil, 0x2000, 0x9) syz_io_uring_submit(r2, 0x0, 0x0, 0x0) 14:01:19 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x101042, 0x0) pwritev(r0, &(0x7f0000000340)=[{&(0x7f00000000c0)='\"', 0x1}], 0x1, 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x0) r2 = mmap$IORING_OFF_SQ_RING(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x2000002, 0x13, r1, 0x0) madvise(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x1) madvise(&(0x7f0000ffc000/0x4000)=nil, 0x2000, 0x9) syz_io_uring_submit(r2, 0x0, 0x0, 0x0) 14:01:19 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x101042, 0x0) pwritev(r0, &(0x7f0000000340)=[{&(0x7f00000000c0)='\"', 0x1}], 0x1, 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x0) r2 = mmap$IORING_OFF_SQ_RING(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x2000002, 0x13, r1, 0x0) madvise(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x1) madvise(&(0x7f0000ffc000/0x4000)=nil, 0x2000, 0x9) syz_io_uring_submit(r2, 0x0, 0x0, 0x0) [ 120.453509] loop2: detected capacity change from 0 to 40 14:01:19 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x101042, 0x0) pwritev(r0, &(0x7f0000000340)=[{&(0x7f00000000c0)='\"', 0x1}], 0x1, 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x0) r2 = mmap$IORING_OFF_SQ_RING(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x2000002, 0x13, r1, 0x0) madvise(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x1) madvise(&(0x7f0000ffc000/0x4000)=nil, 0x2000, 0x9) syz_io_uring_submit(r2, 0x0, 0x0, 0x0) [ 122.042551] audit: type=1400 audit(1663077681.163:7): avc: denied { open } for pid=3952 comm="syz-executor.6" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 [ 122.044210] audit: type=1400 audit(1663077681.164:8): avc: denied { kernel } for pid=3952 comm="syz-executor.6" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 [ 122.061114] ------------[ cut here ]------------ [ 122.061149] [ 122.061154] ====================================================== [ 122.061160] WARNING: possible circular locking dependency detected [ 122.061167] 6.0.0-rc5-next-20220913 #1 Not tainted [ 122.061183] ------------------------------------------------------ [ 122.061189] syz-executor.6/3955 is trying to acquire lock: [ 122.061200] ffffffff853fa878 ((console_sem).lock){....}-{2:2}, at: down_trylock+0xe/0x70 [ 122.061259] [ 122.061259] but task is already holding lock: [ 122.061264] ffff88800e364420 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 122.061312] [ 122.061312] which lock already depends on the new lock. [ 122.061312] [ 122.061318] [ 122.061318] the existing dependency chain (in reverse order) is: [ 122.061323] [ 122.061323] -> #3 (&ctx->lock){....}-{2:2}: [ 122.061349] _raw_spin_lock+0x2a/0x40 [ 122.061378] __perf_event_task_sched_out+0x53b/0x18d0 [ 122.061401] __schedule+0xedd/0x2470 [ 122.061419] schedule+0xda/0x1b0 [ 122.061436] exit_to_user_mode_prepare+0x114/0x1a0 [ 122.061473] syscall_exit_to_user_mode+0x19/0x40 [ 122.061505] do_syscall_64+0x48/0x90 [ 122.061530] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 122.061561] [ 122.061561] -> #2 (&rq->__lock){-.-.}-{2:2}: [ 122.061587] _raw_spin_lock_nested+0x30/0x40 [ 122.061614] raw_spin_rq_lock_nested+0x1e/0x30 [ 122.061636] task_fork_fair+0x63/0x4d0 [ 122.061668] sched_cgroup_fork+0x3d0/0x540 [ 122.061694] copy_process+0x3f9e/0x6df0 [ 122.061714] kernel_clone+0xe7/0x890 [ 122.061733] user_mode_thread+0xad/0xf0 [ 122.061752] rest_init+0x24/0x250 [ 122.061782] arch_call_rest_init+0xf/0x14 [ 122.061817] start_kernel+0x4c1/0x4e6 [ 122.061849] secondary_startup_64_no_verify+0xe0/0xeb [ 122.061874] [ 122.061874] -> #1 (&p->pi_lock){-.-.}-{2:2}: [ 122.061899] _raw_spin_lock_irqsave+0x39/0x60 [ 122.061927] try_to_wake_up+0xab/0x1920 [ 122.061951] up+0x75/0xb0 [ 122.061972] __up_console_sem+0x6e/0x80 [ 122.062001] console_unlock+0x46a/0x590 [ 122.062031] vt_ioctl+0x2822/0x2ca0 [ 122.062052] tty_ioctl+0x7c4/0x1700 [ 122.062072] __x64_sys_ioctl+0x19a/0x210 [ 122.062099] do_syscall_64+0x3b/0x90 [ 122.062122] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 122.062154] [ 122.062154] -> #0 ((console_sem).lock){....}-{2:2}: [ 122.062179] __lock_acquire+0x2a02/0x5e70 [ 122.062210] lock_acquire+0x1a2/0x530 [ 122.062240] _raw_spin_lock_irqsave+0x39/0x60 [ 122.062268] down_trylock+0xe/0x70 [ 122.062290] __down_trylock_console_sem+0x3b/0xd0 [ 122.062321] vprintk_emit+0x16b/0x560 [ 122.062352] vprintk+0x84/0xa0 [ 122.062382] _printk+0xba/0xf1 [ 122.062414] report_bug.cold+0x72/0xab [ 122.062437] handle_bug+0x3c/0x70 [ 122.062460] exc_invalid_op+0x14/0x50 [ 122.062485] asm_exc_invalid_op+0x16/0x20 [ 122.062515] group_sched_out.part.0+0x2c7/0x460 [ 122.062534] ctx_sched_out+0x8f1/0xc10 [ 122.062552] __perf_event_task_sched_out+0x6d0/0x18d0 [ 122.062574] __schedule+0xedd/0x2470 [ 122.062592] schedule+0xda/0x1b0 [ 122.062609] exit_to_user_mode_prepare+0x114/0x1a0 [ 122.062645] syscall_exit_to_user_mode+0x19/0x40 [ 122.062677] do_syscall_64+0x48/0x90 [ 122.062701] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 122.062732] [ 122.062732] other info that might help us debug this: [ 122.062732] [ 122.062737] Chain exists of: [ 122.062737] (console_sem).lock --> &rq->__lock --> &ctx->lock [ 122.062737] [ 122.062764] Possible unsafe locking scenario: [ 122.062764] [ 122.062769] CPU0 CPU1 [ 122.062773] ---- ---- [ 122.062777] lock(&ctx->lock); [ 122.062787] lock(&rq->__lock); [ 122.062798] lock(&ctx->lock); [ 122.062810] lock((console_sem).lock); [ 122.062820] [ 122.062820] *** DEADLOCK *** [ 122.062820] [ 122.062824] 2 locks held by syz-executor.6/3955: [ 122.062836] #0: ffff88806ce37cd8 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x1cf/0x2470 [ 122.062883] #1: ffff88800e364420 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 122.062934] [ 122.062934] stack backtrace: [ 122.062939] CPU: 0 PID: 3955 Comm: syz-executor.6 Not tainted 6.0.0-rc5-next-20220913 #1 [ 122.062962] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 122.062976] Call Trace: [ 122.062981] [ 122.062988] dump_stack_lvl+0x8b/0xb3 [ 122.063014] check_noncircular+0x263/0x2e0 [ 122.063046] ? format_decode+0x26c/0xb50 [ 122.063072] ? print_circular_bug+0x450/0x450 [ 122.063104] ? enable_ptr_key_workfn+0x20/0x20 [ 122.063132] ? format_decode+0x26c/0xb50 [ 122.063161] ? alloc_chain_hlocks+0x1ec/0x5a0 [ 122.063194] __lock_acquire+0x2a02/0x5e70 [ 122.063235] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 122.063277] lock_acquire+0x1a2/0x530 [ 122.063309] ? down_trylock+0xe/0x70 [ 122.063336] ? rcu_read_unlock+0x40/0x40 [ 122.063375] ? vprintk+0x84/0xa0 [ 122.063409] _raw_spin_lock_irqsave+0x39/0x60 [ 122.063438] ? down_trylock+0xe/0x70 [ 122.063463] down_trylock+0xe/0x70 [ 122.063488] ? vprintk+0x84/0xa0 [ 122.063520] __down_trylock_console_sem+0x3b/0xd0 [ 122.063553] vprintk_emit+0x16b/0x560 [ 122.063589] vprintk+0x84/0xa0 [ 122.063622] _printk+0xba/0xf1 [ 122.063655] ? record_print_text.cold+0x16/0x16 [ 122.063697] ? report_bug.cold+0x66/0xab [ 122.063728] ? group_sched_out.part.0+0x2c7/0x460 [ 122.063752] report_bug.cold+0x72/0xab [ 122.063783] handle_bug+0x3c/0x70 [ 122.063812] exc_invalid_op+0x14/0x50 [ 122.063842] asm_exc_invalid_op+0x16/0x20 [ 122.063878] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 122.063905] Code: 5e 41 5f e9 3b b7 ef ff e8 36 b7 ef ff 65 8b 1d ab 15 ac 7e 31 ff 89 de e8 d6 b3 ef ff 85 db 0f 84 8a 00 00 00 e8 19 b7 ef ff <0f> 0b e9 a5 fe ff ff e8 0d b7 ef ff 48 8d 7d 10 48 b8 00 00 00 00 [ 122.063938] RSP: 0018:ffff8880400afc48 EFLAGS: 00010006 [ 122.063957] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 122.063973] RDX: ffff888015d09ac0 RSI: ffffffff81566027 RDI: 0000000000000005 [ 122.063989] RBP: ffff888008660000 R08: 0000000000000005 R09: 0000000000000001 [ 122.064004] R10: 0000000000000000 R11: ffffffff865aa01b R12: ffff88800e364400 [ 122.064020] R13: ffff88806ce3d100 R14: ffffffff8547c660 R15: 0000000000000002 [ 122.064043] ? group_sched_out.part.0+0x2c7/0x460 [ 122.064070] ? group_sched_out.part.0+0x2c7/0x460 [ 122.064097] ctx_sched_out+0x8f1/0xc10 [ 122.064123] __perf_event_task_sched_out+0x6d0/0x18d0 [ 122.064155] ? lock_is_held_type+0xd7/0x130 [ 122.064194] ? __perf_cgroup_move+0x160/0x160 [ 122.064218] ? set_next_entity+0x304/0x550 [ 122.064256] ? update_curr+0x267/0x740 [ 122.064296] ? lock_is_held_type+0xd7/0x130 [ 122.064334] __schedule+0xedd/0x2470 [ 122.064362] ? io_schedule_timeout+0x150/0x150 [ 122.064388] ? rcu_read_lock_sched_held+0x3e/0x80 [ 122.064431] schedule+0xda/0x1b0 [ 122.064454] exit_to_user_mode_prepare+0x114/0x1a0 [ 122.064497] syscall_exit_to_user_mode+0x19/0x40 [ 122.064535] do_syscall_64+0x48/0x90 [ 122.064565] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 122.064602] RIP: 0033:0x7f0a11352b19 [ 122.064619] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 122.064642] RSP: 002b:00007f0a0e8c8218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 122.064665] RAX: 0000000000000001 RBX: 00007f0a11465f68 RCX: 00007f0a11352b19 [ 122.064680] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f0a11465f6c [ 122.064696] RBP: 00007f0a11465f60 R08: 000000000000000e R09: 0000000000000000 [ 122.064711] R10: 0000000000000003 R11: 0000000000000246 R12: 00007f0a11465f6c [ 122.064726] R13: 00007ffdcbbcd64f R14: 00007f0a0e8c8300 R15: 0000000000022000 [ 122.064753] [ 122.173433] WARNING: CPU: 0 PID: 3955 at kernel/events/core.c:2309 group_sched_out.part.0+0x2c7/0x460 [ 122.174753] Modules linked in: [ 122.175156] CPU: 0 PID: 3955 Comm: syz-executor.6 Not tainted 6.0.0-rc5-next-20220913 #1 [ 122.176151] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 122.177530] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 122.178204] Code: 5e 41 5f e9 3b b7 ef ff e8 36 b7 ef ff 65 8b 1d ab 15 ac 7e 31 ff 89 de e8 d6 b3 ef ff 85 db 0f 84 8a 00 00 00 e8 19 b7 ef ff <0f> 0b e9 a5 fe ff ff e8 0d b7 ef ff 48 8d 7d 10 48 b8 00 00 00 00 [ 122.180415] RSP: 0018:ffff8880400afc48 EFLAGS: 00010006 [ 122.181070] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 122.181946] RDX: ffff888015d09ac0 RSI: ffffffff81566027 RDI: 0000000000000005 [ 122.182948] RBP: ffff888008660000 R08: 0000000000000005 R09: 0000000000000001 [ 122.183957] R10: 0000000000000000 R11: ffffffff865aa01b R12: ffff88800e364400 [ 122.184938] R13: ffff88806ce3d100 R14: ffffffff8547c660 R15: 0000000000000002 [ 122.185932] FS: 00007f0a0e8c8700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 [ 122.187049] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 122.187862] CR2: 00007f990ca8f260 CR3: 0000000019efc000 CR4: 0000000000350ef0 [ 122.188937] Call Trace: [ 122.189343] [ 122.189701] ctx_sched_out+0x8f1/0xc10 [ 122.190315] __perf_event_task_sched_out+0x6d0/0x18d0 [ 122.191013] ? lock_is_held_type+0xd7/0x130 [ 122.191563] ? __perf_cgroup_move+0x160/0x160 [ 122.192141] ? set_next_entity+0x304/0x550 [ 122.192738] ? update_curr+0x267/0x740 [ 122.193297] ? lock_is_held_type+0xd7/0x130 [ 122.193900] __schedule+0xedd/0x2470 [ 122.194394] ? io_schedule_timeout+0x150/0x150 [ 122.194975] ? rcu_read_lock_sched_held+0x3e/0x80 [ 122.195597] schedule+0xda/0x1b0 [ 122.196054] exit_to_user_mode_prepare+0x114/0x1a0 [ 122.196744] syscall_exit_to_user_mode+0x19/0x40 [ 122.197429] do_syscall_64+0x48/0x90 [ 122.197924] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 122.198649] RIP: 0033:0x7f0a11352b19 [ 122.199196] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 122.201890] RSP: 002b:00007f0a0e8c8218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 122.202965] RAX: 0000000000000001 RBX: 00007f0a11465f68 RCX: 00007f0a11352b19 [ 122.203970] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f0a11465f6c [ 122.204993] RBP: 00007f0a11465f60 R08: 000000000000000e R09: 0000000000000000 [ 122.206045] R10: 0000000000000003 R11: 0000000000000246 R12: 00007f0a11465f6c [ 122.207107] R13: 00007ffdcbbcd64f R14: 00007f0a0e8c8300 R15: 0000000000022000 [ 122.208101] [ 122.208420] irq event stamp: 1166 [ 122.208879] hardirqs last enabled at (1165): [] exit_to_user_mode_prepare+0x109/0x1a0 [ 122.210132] hardirqs last disabled at (1166): [] __schedule+0x1225/0x2470 [ 122.211176] softirqs last enabled at (1058): [] __irq_exit_rcu+0x11b/0x180 [ 122.212241] softirqs last disabled at (983): [] __irq_exit_rcu+0x11b/0x180 [ 122.213386] ---[ end trace 0000000000000000 ]--- [ 122.246199] hrtimer: interrupt took 18004 ns [ 125.577390] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 125.579831] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 125.582399] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 125.584363] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 125.586353] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 125.588216] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 125.592763] Bluetooth: hci2: HCI_REQ-0x0c1a [ 127.603236] Bluetooth: hci2: command 0x0409 tx timeout [ 127.603257] Bluetooth: hci6: Opcode 0x c03 failed: -110 [ 129.652272] Bluetooth: hci2: command 0x041b tx timeout [ 131.699288] Bluetooth: hci2: command 0x040f tx timeout [ 131.827222] Bluetooth: hci6: Opcode 0x c03 failed: -110 VM DIAGNOSIS: 14:01:21 Registers: info registers vcpu 0 RAX=000000000000002e RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8 RSI=ffffffff822b25c1 RDI=ffffffff8763fae0 RBP=ffffffff8763faa0 RSP=ffff8880400af698 R8 =0000000000000001 R9 =000000000000000a R10=000000000000002e R11=0000000000000001 R12=000000000000002e R13=ffffffff8763faa0 R14=0000000000000010 R15=ffffffff822b25b0 RIP=ffffffff822b2619 RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f0a0e8c8700 00000000 00000000 GS =0000 ffff88806ce00000 00000000 00000000 LDT=0000 fffffe0000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f990ca8f260 CR3=0000000019efc000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 YMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM01=0000000000000000 0000000000000000 00007f0a114397c0 00007f0a114397c8 YMM02=0000000000000000 0000000000000000 00007f0a114397e0 00007f0a114397c0 YMM03=0000000000000000 0000000000000000 00007f0a114397c8 00007f0a114397c0 YMM04=0000000000000000 0000000000000000 ffffffffffffffff ffffffff00000000 YMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM06=0000000000000000 0000000000000000 0000000000000000 000000524f525245 YMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM08=0000000000000000 0000000000000000 0000000000000000 00524f5252450040 YMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM10=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM11=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM12=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM13=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM14=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM15=0000000000000000 0000000000000000 0000000000000000 0000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=00007f28e9ec0d62 RCX=ffffffff8134f81e RDX=ffff888015edb580 RSI=ffffffffffffffff RDI=00007f28e9ec0d62 RBP=00007f28e9ec0d62 RSP=ffff888019d07580 R8 =0000000000000007 R9 =ffffffffff600000 R10=00007f28e9ec0000 R11=000000000003603d R12=ffffffffffffffff R13=0000000000000000 R14=ffff888015edb580 R15=ffff88800d3515f0 RIP=ffffffff81461394 RFL=00000293 [--S-A-C] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f28e9a118c0 00000000 00000000 GS =0000 ffff88806cf00000 00000000 00000000 LDT=0000 fffffe0000000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f2b88a7d028 CR3=000000000f56e000 CR4=00350ee0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 YMM00=0000000000000000 0000000000000000 000000000000002f 002f2e2e2f002e2e YMM01=0000000000000000 0000000000000000 0000000000000000 696c61766e49002f YMM02=0000000000000000 0000000000000000 ffffffffffffff0f 0e0d0c0b0a090807 YMM03=0000000000000000 0000000000000000 0000000000000000 000036706f6f6c2f YMM04=0000000000000000 0000000000000000 2f2f2f2f2f2f2f2f 2f2f2f2f2f2f2f2f YMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM06=0000000000000000 0000000000000000 000055589ad2a310 00000000ffffffff YMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM08=0000000000000000 0000000000000000 2f63697361622f63 72732f2e2e000d0a YMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM10=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM11=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM12=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM13=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM14=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM15=0000000000000000 0000000000000000 0000000000000000 0000000000000000