Debian GNU/Linux 11 syzkaller ttyS0 Warning: Permanently added '[localhost]:34627' (ECDSA) to the list of known hosts. 2022/09/12 13:55:39 fuzzer started 2022/09/12 13:55:39 dialing manager at localhost:38027 syzkaller login: [ 36.092206] cgroup: Unknown subsys name 'net' [ 36.174944] cgroup: Unknown subsys name 'rlimit' 2022/09/12 13:55:54 syscalls: 2215 2022/09/12 13:55:54 code coverage: enabled 2022/09/12 13:55:54 comparison tracing: enabled 2022/09/12 13:55:54 extra coverage: enabled 2022/09/12 13:55:54 setuid sandbox: enabled 2022/09/12 13:55:54 namespace sandbox: enabled 2022/09/12 13:55:54 Android sandbox: enabled 2022/09/12 13:55:54 fault injection: enabled 2022/09/12 13:55:54 leak checking: enabled 2022/09/12 13:55:54 net packet injection: enabled 2022/09/12 13:55:54 net device setup: enabled 2022/09/12 13:55:54 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2022/09/12 13:55:54 devlink PCI setup: PCI device 0000:00:10.0 is not available 2022/09/12 13:55:54 USB emulation: enabled 2022/09/12 13:55:54 hci packet injection: enabled 2022/09/12 13:55:54 wifi device emulation: failed to parse kernel version (6.0.0-rc5-next-20220912) 2022/09/12 13:55:54 802.15.4 emulation: enabled 2022/09/12 13:55:54 fetching corpus: 0, signal 0/2000 (executing program) 2022/09/12 13:55:54 fetching corpus: 50, signal 32810/35991 (executing program) 2022/09/12 13:55:55 fetching corpus: 100, signal 50670/54832 (executing program) 2022/09/12 13:55:55 fetching corpus: 150, signal 57875/63099 (executing program) 2022/09/12 13:55:55 fetching corpus: 200, signal 66918/72829 (executing program) 2022/09/12 13:55:55 fetching corpus: 250, signal 73930/80503 (executing program) 2022/09/12 13:55:55 fetching corpus: 300, signal 78336/85607 (executing program) 2022/09/12 13:55:55 fetching corpus: 350, signal 82386/90330 (executing program) 2022/09/12 13:55:56 fetching corpus: 400, signal 86483/94983 (executing program) 2022/09/12 13:55:56 fetching corpus: 450, signal 88435/97643 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13:56:04 starting 8 fuzzer processes 13:56:04 executing program 0: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) r1 = fsopen(&(0x7f00000001c0)='hugetlbfs\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) close_range(r0, 0xffffffffffffffff, 0x0) 13:56:04 executing program 1: syz_mount_image$ext4(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) stat(&(0x7f0000000240)='./file0\x00', &(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x0}) setresuid(0x0, r0, 0x0) semctl$SEM_STAT(0x0, 0x0, 0x12, 0x0) 13:56:04 executing program 2: r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) r1 = fsopen(&(0x7f0000000000)='bdev\x00', 0x0) dup2(r1, r0) 13:56:04 executing program 3: r0 = perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat(0xffffffffffffffff, &(0x7f0000000240)='./file0\x00', 0x0, 0x24) perf_event_open(&(0x7f0000000280)={0x1, 0x80, 0x80, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={&(0x7f00000003c0), 0xb}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8}, 0x0, 0xffffffffffff7fff, 0xffffffffffffffff, 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x26e1, 0x0) ioctl$AUTOFS_DEV_IOCTL_CLOSEMOUNT(r1, 0xc0189375, &(0x7f0000000000)=ANY=[@ANYBLOB="0100fc5c4d52d60000180000", @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) tgkill(0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000140)={0x4, 0x80, 0xe0, 0x75, 0x3f, 0xf9, 0x0, 0x5, 0xc01, 0x4, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0xe1, 0x1, @perf_bp={&(0x7f0000000100), 0xf}, 0xd003, 0x7fff, 0x401, 0x1, 0x3ff, 0x7, 0x100, 0x0, 0x9, 0x0, 0xad}, 0x0, 0x8, r1, 0x8) syncfs(r1) r2 = getpgid(0xffffffffffffffff) r3 = 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, 0x0, 0x0, 0x0, 0x0, 0xfffe}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x26e1, 0x0) ioctl$AUTOFS_DEV_IOCTL_CLOSEMOUNT(r4, 0xc0189375, &(0x7f0000000000)={{0x1, 0x1, 0x18, r3}, './file0\x00'}) perf_event_open(&(0x7f00000001c0)={0x1, 0x80, 0x7, 0x1, 0x5a, 0x0, 0x0, 0x0, 0x200, 0xd, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x2, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x8, 0x2, @perf_config_ext={0x0, 0x7fffffff}, 0x802c, 0x5d4, 0xfffffff7, 0x7, 0x7, 0xa166, 0x1f49, 0x0, 0x101, 0x0, 0x2}, r2, 0xe, r3, 0x2) perf_event_open(&(0x7f00000001c0)={0x0, 0x80, 0xad, 0x4, 0xfd, 0x3, 0x0, 0x9, 0x100, 0x2, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, @perf_config_ext={0x3, 0x2}, 0x1080, 0x40, 0x4, 0x7, 0x0, 0xfff, 0x1, 0x0, 0xffffffff, 0x0, 0x5}, r2, 0x7, 0xffffffffffffffff, 0x1) r5 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000000), 0x41) write$sndseq(r5, &(0x7f00000000c0)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {0xfe}, @ext={0x0, 0x0}}], 0x1c) r6 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000000), 0x41) write$sndseq(r6, &(0x7f00000000c0)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {0xfe}, @ext={0x0, 0x0}}], 0x1c) ppoll(&(0x7f0000000300)=[{0xffffffffffffffff, 0x4000}, {r5, 0x4}, {r0, 0x1180}, {r6, 0x1}], 0x4, &(0x7f0000000340)={0x77359400}, &(0x7f0000000380)={[0x8]}, 0x8) 13:56:04 executing program 4: r0 = perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x3}, 0x0, 0x7}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$F2FS_IOC_ABORT_VOLATILE_WRITE(r0, 0xf505, 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={&(0x7f0000000480)}}, 0x0, 0xffffffefffffffff, 0xffffffffffffffff, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x100000, 0xe, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000500100000f000000000000000100000005000000000004000040000020000000dbf4655fdbf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000008000000018000000c20500002b0200"/116, 0x74, 0x400}, {&(0x7f0000010100)="000000000000000000000000244b8e9b57f04b59aa229cc218853f9501004000", 0x20, 0x4e0}, {&(0x7f0000010200)="010000000000050040", 0x9, 0x560}, {&(0x7f0000010300)="020000000300000004000000", 0xc, 0x800}, {&(0x7f0000010400), 0x0, 0x1000}, {&(0x7f0000011500)="ed41000000080000dbf4655fdbf4655fdbf4655f00000000000004004000", 0x1e, 0x2080}, {0x0}, {0x0}, {&(0x7f0000011c00)="0b0000000c0001022e00000002000000f40702022e2e0000000000", 0x1b, 0x10000}, {0x0}, {0x0}, {&(0x7f0000012400)="504d4d00504d4dffdbf4655f00000000647679756b6f762d676c6170746f70320000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000006c6f6f7033340075782f746573742f73797a5f6d6f756e745f696d6167655f650500"/123, 0x7b, 0x20000}, {0x0}, {0x0, 0x0, 0x38000}], 0x0, &(0x7f0000012f00)) [ 60.989954] audit: type=1400 audit(1662990964.939:6): avc: denied { execmem } for pid=283 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 13:56:04 executing program 5: io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 0x0, 0x0) 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) ioctl$SCSI_IOCTL_SEND_COMMAND(0xffffffffffffffff, 0x1, &(0x7f0000000400)=ANY=[@ANYBLOB="b70ce8fb5a4c316e545238e0ab3072648cb4112885ba6fbb2708b78f54536ca6a32a2225054d327cc4c2bd00ea44091a596882f5ff4e6443d91b21882e117fa45cc66fefc714c933137c647a4e9a43f760ed1e860bbb4bf4f1a89d6508730133f63f35e61b092c182e87cfe26b3c65b895ca63a9f2a325388609d1e077cdf58ef4e97e8c69394755480079c2fc6fcb9e45a884201e077ac6ddfd2e336bee3724adbaa0299c25d6a691623d32424903eb4fc6bc5b4512bdc797f23505d1093bd0c48685f45cacc4c9ce7b76e790da402166b1ab8ac7aa9c"]) io_uring_register$IORING_REGISTER_PERSONALITY(0xffffffffffffffff, 0x9, 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, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f00000018c0)=0x1, 0x4) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000000), 0x4) ioctl$sock_FIOSETOWN(r0, 0x8901, &(0x7f00000001c0)) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e22, 0x401, @loopback}, 0x1c) r1 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x141042, 0x0) r2 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000080)='/sys/power/pm_print_times', 0x10ba42, 0x0) pwritev(r2, &(0x7f0000000500)=[{&(0x7f00000000c0)="e8", 0x1}], 0x1, 0x0, 0x0) pwritev(r1, &(0x7f0000000140), 0x0, 0x10000, 0x10000000) socket$unix(0x1, 0x5, 0x0) setsockopt$WPAN_SECURITY(0xffffffffffffffff, 0x0, 0x32, 0x0, 0x0) ioctl$EXT4_IOC_GROUP_EXTEND(0xffffffffffffffff, 0xc020662a, &(0x7f0000000140)) 13:56:04 executing program 6: perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0x76, 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) r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$sock_timeval(r0, 0x1, 0x1a, &(0x7f0000000200)={0x77359400}, 0x10) 13:56:04 executing program 7: perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0x77, 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) r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000200)={0x0, 0x3}, 0x4) [ 62.390631] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 62.392525] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 62.394813] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 62.395989] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 62.398442] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 62.399809] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 62.403762] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 62.405671] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 62.407204] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 62.409946] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 62.411945] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 62.413186] Bluetooth: hci1: HCI_REQ-0x0c1a [ 62.439392] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 62.452821] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 62.454443] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 62.456399] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 62.458238] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 62.459351] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 62.461303] Bluetooth: hci2: HCI_REQ-0x0c1a [ 62.468146] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 62.470004] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 62.471675] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 62.473121] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 62.475140] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 [ 62.475439] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 62.478232] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 62.482700] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 62.483834] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 62.486415] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 62.489454] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 62.491189] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 62.492812] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 62.494190] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 62.495405] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 62.497175] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 62.498401] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 62.502468] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 62.503564] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 62.505197] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 [ 62.507936] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 62.508371] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 62.510547] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 62.511291] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 [ 62.513074] Bluetooth: hci0: HCI_REQ-0x0c1a [ 62.518238] Bluetooth: hci3: HCI_REQ-0x0c1a [ 62.522260] Bluetooth: hci5: HCI_REQ-0x0c1a [ 62.549483] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 62.554369] Bluetooth: hci4: HCI_REQ-0x0c1a [ 62.580497] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 62.584551] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 [ 62.586752] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 [ 62.594109] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 62.600676] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 [ 62.603214] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 [ 62.619078] Bluetooth: hci6: HCI_REQ-0x0c1a [ 62.654976] Bluetooth: hci7: HCI_REQ-0x0c1a [ 64.474467] Bluetooth: hci2: command 0x0409 tx timeout [ 64.475708] Bluetooth: hci1: command 0x0409 tx timeout [ 64.537946] Bluetooth: hci0: command 0x0409 tx timeout [ 64.538766] Bluetooth: hci5: command 0x0409 tx timeout [ 64.539606] Bluetooth: hci3: command 0x0409 tx timeout [ 64.601921] Bluetooth: hci4: command 0x0409 tx timeout [ 64.665994] Bluetooth: hci6: command 0x0409 tx timeout [ 64.729940] Bluetooth: hci7: command 0x0409 tx timeout [ 66.522909] Bluetooth: hci1: command 0x041b tx timeout [ 66.523403] Bluetooth: hci2: command 0x041b tx timeout [ 66.586917] Bluetooth: hci3: command 0x041b tx timeout [ 66.587390] Bluetooth: hci5: command 0x041b tx timeout [ 66.588326] Bluetooth: hci0: command 0x041b tx timeout [ 66.650244] Bluetooth: hci4: command 0x041b tx timeout [ 66.714041] Bluetooth: hci6: command 0x041b tx timeout [ 66.777937] Bluetooth: hci7: command 0x041b tx timeout [ 68.569905] Bluetooth: hci2: command 0x040f tx timeout [ 68.570395] Bluetooth: hci1: command 0x040f tx timeout [ 68.634909] Bluetooth: hci0: command 0x040f tx timeout [ 68.635406] Bluetooth: hci5: command 0x040f tx timeout [ 68.635841] Bluetooth: hci3: command 0x040f tx timeout [ 68.698940] Bluetooth: hci4: command 0x040f tx timeout [ 68.762929] Bluetooth: hci6: command 0x040f tx timeout [ 68.826941] Bluetooth: hci7: command 0x040f tx timeout [ 70.617964] Bluetooth: hci1: command 0x0419 tx timeout [ 70.618668] Bluetooth: hci2: command 0x0419 tx timeout [ 70.681905] Bluetooth: hci3: command 0x0419 tx timeout [ 70.682363] Bluetooth: hci5: command 0x0419 tx timeout [ 70.682763] Bluetooth: hci0: command 0x0419 tx timeout [ 70.745894] Bluetooth: hci4: command 0x0419 tx timeout [ 70.810037] Bluetooth: hci6: command 0x0419 tx timeout [ 70.874896] Bluetooth: hci7: command 0x0419 tx timeout [ 118.655663] audit: type=1400 audit(1662991022.605:7): avc: denied { open } for pid=3768 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 [ 118.657206] audit: type=1400 audit(1662991022.605:8): avc: denied { kernel } for pid=3768 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 [ 118.681406] ------------[ cut here ]------------ [ 118.681428] [ 118.681432] ====================================================== [ 118.681436] WARNING: possible circular locking dependency detected [ 118.681441] 6.0.0-rc5-next-20220912 #1 Not tainted [ 118.681447] ------------------------------------------------------ [ 118.681450] syz-executor.6/3769 is trying to acquire lock: [ 118.681457] ffffffff853fa878 ((console_sem).lock){....}-{2:2}, at: down_trylock+0xe/0x70 [ 118.681496] [ 118.681496] but task is already holding lock: [ 118.681499] ffff88803d7bc020 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 118.681528] [ 118.681528] which lock already depends on the new lock. [ 118.681528] [ 118.681531] [ 118.681531] the existing dependency chain (in reverse order) is: [ 118.681535] [ 118.681535] -> #3 (&ctx->lock){....}-{2:2}: [ 118.681549] _raw_spin_lock+0x2a/0x40 [ 118.681566] __perf_event_task_sched_out+0x53b/0x18d0 [ 118.681578] __schedule+0xedd/0x2470 [ 118.681588] schedule+0xda/0x1b0 [ 118.681597] exit_to_user_mode_prepare+0x114/0x1a0 [ 118.681619] syscall_exit_to_user_mode+0x19/0x40 [ 118.681636] do_syscall_64+0x48/0x90 [ 118.681650] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 118.681668] [ 118.681668] -> #2 (&rq->__lock){-.-.}-{2:2}: [ 118.681682] _raw_spin_lock_nested+0x30/0x40 [ 118.681696] raw_spin_rq_lock_nested+0x1e/0x30 [ 118.681710] task_fork_fair+0x63/0x4d0 [ 118.681727] sched_cgroup_fork+0x3d0/0x540 [ 118.681742] copy_process+0x3f9e/0x6df0 [ 118.681752] kernel_clone+0xe7/0x890 [ 118.681762] user_mode_thread+0xad/0xf0 [ 118.681772] rest_init+0x24/0x250 [ 118.681788] arch_call_rest_init+0xf/0x14 [ 118.681808] start_kernel+0x4c1/0x4e6 [ 118.681825] secondary_startup_64_no_verify+0xe0/0xeb [ 118.681839] [ 118.681839] -> #1 (&p->pi_lock){-.-.}-{2:2}: [ 118.681856] _raw_spin_lock_irqsave+0x39/0x60 [ 118.681873] try_to_wake_up+0xab/0x1920 [ 118.681887] up+0x75/0xb0 [ 118.681898] __up_console_sem+0x6e/0x80 [ 118.681915] console_unlock+0x46a/0x590 [ 118.681931] vt_ioctl+0x2822/0x2ca0 [ 118.681944] tty_ioctl+0x7c4/0x1700 [ 118.681956] __x64_sys_ioctl+0x19a/0x210 [ 118.681971] do_syscall_64+0x3b/0x90 [ 118.681984] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 118.682001] [ 118.682001] -> #0 ((console_sem).lock){....}-{2:2}: [ 118.682014] __lock_acquire+0x2a02/0x5e70 [ 118.682031] lock_acquire+0x1a2/0x530 [ 118.682048] _raw_spin_lock_irqsave+0x39/0x60 [ 118.682062] down_trylock+0xe/0x70 [ 118.682075] __down_trylock_console_sem+0x3b/0xd0 [ 118.682091] vprintk_emit+0x16b/0x560 [ 118.682108] vprintk+0x84/0xa0 [ 118.682125] _printk+0xba/0xf1 [ 118.682143] report_bug.cold+0x72/0xab [ 118.682155] handle_bug+0x3c/0x70 [ 118.682167] exc_invalid_op+0x14/0x50 [ 118.682180] asm_exc_invalid_op+0x16/0x20 [ 118.682196] group_sched_out.part.0+0x2c7/0x460 [ 118.682207] ctx_sched_out+0x8f1/0xc10 [ 118.682217] __perf_event_task_sched_out+0x6d0/0x18d0 [ 118.682229] __schedule+0xedd/0x2470 [ 118.682238] schedule+0xda/0x1b0 [ 118.682247] exit_to_user_mode_prepare+0x114/0x1a0 [ 118.682267] syscall_exit_to_user_mode+0x19/0x40 [ 118.682284] do_syscall_64+0x48/0x90 [ 118.682296] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 118.682313] [ 118.682313] other info that might help us debug this: [ 118.682313] [ 118.682316] Chain exists of: [ 118.682316] (console_sem).lock --> &rq->__lock --> &ctx->lock [ 118.682316] [ 118.682331] Possible unsafe locking scenario: [ 118.682331] [ 118.682333] CPU0 CPU1 [ 118.682335] ---- ---- [ 118.682338] lock(&ctx->lock); [ 118.682344] lock(&rq->__lock); [ 118.682350] lock(&ctx->lock); [ 118.682357] lock((console_sem).lock); [ 118.682362] [ 118.682362] *** DEADLOCK *** [ 118.682362] [ 118.682364] 2 locks held by syz-executor.6/3769: [ 118.682371] #0: ffff88806ce37cd8 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x1cf/0x2470 [ 118.682396] #1: ffff88803d7bc020 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 118.682424] [ 118.682424] stack backtrace: [ 118.682427] CPU: 0 PID: 3769 Comm: syz-executor.6 Not tainted 6.0.0-rc5-next-20220912 #1 [ 118.682440] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 118.682448] Call Trace: [ 118.682451] [ 118.682456] dump_stack_lvl+0x8b/0xb3 [ 118.682470] check_noncircular+0x263/0x2e0 [ 118.682487] ? format_decode+0x26c/0xb50 [ 118.682502] ? print_circular_bug+0x450/0x450 [ 118.682520] ? enable_ptr_key_workfn+0x20/0x20 [ 118.682534] ? perf_trace_lock+0x308/0x560 [ 118.682548] ? format_decode+0x26c/0xb50 [ 118.682564] ? alloc_chain_hlocks+0x1ec/0x5a0 [ 118.682583] __lock_acquire+0x2a02/0x5e70 [ 118.682607] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 118.682631] lock_acquire+0x1a2/0x530 [ 118.682649] ? down_trylock+0xe/0x70 [ 118.682664] ? rcu_read_unlock+0x40/0x40 [ 118.682686] ? vprintk+0x84/0xa0 [ 118.682705] _raw_spin_lock_irqsave+0x39/0x60 [ 118.682720] ? down_trylock+0xe/0x70 [ 118.682734] down_trylock+0xe/0x70 [ 118.682748] ? vprintk+0x84/0xa0 [ 118.682765] __down_trylock_console_sem+0x3b/0xd0 [ 118.682783] vprintk_emit+0x16b/0x560 [ 118.682803] vprintk+0x84/0xa0 [ 118.682822] _printk+0xba/0xf1 [ 118.682839] ? record_print_text.cold+0x16/0x16 [ 118.682863] ? report_bug.cold+0x66/0xab [ 118.682877] ? group_sched_out.part.0+0x2c7/0x460 [ 118.682889] report_bug.cold+0x72/0xab [ 118.682904] handle_bug+0x3c/0x70 [ 118.682917] exc_invalid_op+0x14/0x50 [ 118.682932] asm_exc_invalid_op+0x16/0x20 [ 118.682949] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 118.682962] 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 [ 118.682974] RSP: 0018:ffff88801d697c48 EFLAGS: 00010006 [ 118.682983] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 118.682991] RDX: ffff88801f66d040 RSI: ffffffff81566027 RDI: 0000000000000005 [ 118.682999] RBP: ffff888008660000 R08: 0000000000000005 R09: 0000000000000001 [ 118.683006] R10: 0000000000000000 R11: ffffffff865aa01b R12: ffff88803d7bc000 [ 118.683014] R13: ffff88806ce3d100 R14: ffffffff8547c660 R15: 0000000000000002 [ 118.683026] ? group_sched_out.part.0+0x2c7/0x460 [ 118.683040] ? group_sched_out.part.0+0x2c7/0x460 [ 118.683053] ctx_sched_out+0x8f1/0xc10 [ 118.683067] __perf_event_task_sched_out+0x6d0/0x18d0 [ 118.683083] ? lock_is_held_type+0xd7/0x130 [ 118.683102] ? __perf_cgroup_move+0x160/0x160 [ 118.683114] ? set_next_entity+0x304/0x550 [ 118.683132] ? update_curr+0x267/0x740 [ 118.683152] ? lock_is_held_type+0xd7/0x130 [ 118.683171] __schedule+0xedd/0x2470 [ 118.683184] ? io_schedule_timeout+0x150/0x150 [ 118.683197] ? __x64_sys_futex_time32+0x480/0x480 [ 118.683212] schedule+0xda/0x1b0 [ 118.683223] exit_to_user_mode_prepare+0x114/0x1a0 [ 118.683244] syscall_exit_to_user_mode+0x19/0x40 [ 118.683262] do_syscall_64+0x48/0x90 [ 118.683277] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 118.683294] RIP: 0033:0x7fc99a2c3b19 [ 118.683302] 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 [ 118.683313] RSP: 002b:00007fc997839218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 118.683324] RAX: 0000000000000001 RBX: 00007fc99a3d6f68 RCX: 00007fc99a2c3b19 [ 118.683332] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007fc99a3d6f6c [ 118.683339] RBP: 00007fc99a3d6f60 R08: 000000000000000e R09: 0000000000000000 [ 118.683347] R10: 0000000000000003 R11: 0000000000000246 R12: 00007fc99a3d6f6c [ 118.683354] R13: 00007ffd0cc37a7f R14: 00007fc997839300 R15: 0000000000022000 [ 118.683369] [ 118.738766] WARNING: CPU: 0 PID: 3769 at kernel/events/core.c:2309 group_sched_out.part.0+0x2c7/0x460 [ 118.739482] Modules linked in: [ 118.739729] CPU: 0 PID: 3769 Comm: syz-executor.6 Not tainted 6.0.0-rc5-next-20220912 #1 [ 118.740317] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 118.741113] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 118.741506] 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 [ 118.742789] RSP: 0018:ffff88801d697c48 EFLAGS: 00010006 [ 118.743165] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 118.743663] RDX: ffff88801f66d040 RSI: ffffffff81566027 RDI: 0000000000000005 [ 118.744185] RBP: ffff888008660000 R08: 0000000000000005 R09: 0000000000000001 [ 118.744714] R10: 0000000000000000 R11: ffffffff865aa01b R12: ffff88803d7bc000 [ 118.745238] R13: ffff88806ce3d100 R14: ffffffff8547c660 R15: 0000000000000002 [ 118.745784] FS: 00007fc997839700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 [ 118.746399] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 118.746846] CR2: 00007f4894767d30 CR3: 000000003d6e8000 CR4: 0000000000350ef0 [ 118.747383] Call Trace: [ 118.747589] [ 118.747766] ctx_sched_out+0x8f1/0xc10 [ 118.748075] __perf_event_task_sched_out+0x6d0/0x18d0 [ 118.748489] ? lock_is_held_type+0xd7/0x130 [ 118.748817] ? __perf_cgroup_move+0x160/0x160 [ 118.749166] ? set_next_entity+0x304/0x550 [ 118.749494] ? update_curr+0x267/0x740 [ 118.749800] ? lock_is_held_type+0xd7/0x130 [ 118.750133] __schedule+0xedd/0x2470 [ 118.750433] ? io_schedule_timeout+0x150/0x150 [ 118.750790] ? __x64_sys_futex_time32+0x480/0x480 [ 118.751176] schedule+0xda/0x1b0 [ 118.751443] exit_to_user_mode_prepare+0x114/0x1a0 [ 118.751824] syscall_exit_to_user_mode+0x19/0x40 [ 118.752189] do_syscall_64+0x48/0x90 [ 118.752479] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 118.752868] RIP: 0033:0x7fc99a2c3b19 [ 118.753156] 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 [ 118.754517] RSP: 002b:00007fc997839218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 118.755080] RAX: 0000000000000001 RBX: 00007fc99a3d6f68 RCX: 00007fc99a2c3b19 [ 118.755605] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007fc99a3d6f6c [ 118.756139] RBP: 00007fc99a3d6f60 R08: 000000000000000e R09: 0000000000000000 [ 118.756675] R10: 0000000000000003 R11: 0000000000000246 R12: 00007fc99a3d6f6c [ 118.757193] R13: 00007ffd0cc37a7f R14: 00007fc997839300 R15: 0000000000022000 [ 118.757733] [ 118.757919] irq event stamp: 808 [ 118.758175] hardirqs last enabled at (807): [] exit_to_user_mode_prepare+0x109/0x1a0 [ 118.758865] hardirqs last disabled at (808): [] __schedule+0x1225/0x2470 [ 118.759459] softirqs last enabled at (584): [] __irq_exit_rcu+0x11b/0x180 [ 118.760082] softirqs last disabled at (377): [] __irq_exit_rcu+0x11b/0x180 [ 118.760713] ---[ end trace 0000000000000000 ]--- 13:57:02 executing program 6: close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) r0 = timerfd_create(0x0, 0x0) 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) 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={0x0, 0xb}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) timerfd_gettime(r0, &(0x7f00000000c0)) 13:57:03 executing program 6: close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) r0 = timerfd_create(0x0, 0x0) 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) 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={0x0, 0xb}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) timerfd_gettime(r0, &(0x7f00000000c0)) 13:57:03 executing program 6: close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) r0 = timerfd_create(0x0, 0x0) 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) 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={0x0, 0xb}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) timerfd_gettime(r0, &(0x7f00000000c0)) 13:57:03 executing program 6: close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) r0 = timerfd_create(0x0, 0x0) 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) 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={0x0, 0xb}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) timerfd_gettime(r0, &(0x7f00000000c0)) 13:57:03 executing program 6: mknod(&(0x7f0000008d80)='./file0\x00', 0x0, 0x0) mount$9p_unix(&(0x7f0000000080)='./file0\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x12308a, 0x0) mount$9p_unix(&(0x7f0000000000)='./file0\x00', &(0x7f00000000c0)='.\x00', 0x0, 0x2000, 0x0) 13:57:03 executing program 1: syz_mount_image$ext4(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) stat(&(0x7f0000000240)='./file0\x00', &(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x0}) setresuid(0x0, r0, 0x0) semctl$SEM_STAT(0x0, 0x0, 0x12, 0x0) 13:57:03 executing program 2: r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) r1 = fsopen(&(0x7f0000000000)='bdev\x00', 0x0) dup2(r1, r0) 13:57:03 executing program 6: mknod(&(0x7f0000008d80)='./file0\x00', 0x0, 0x0) mount$9p_unix(&(0x7f0000000080)='./file0\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x12308a, 0x0) mount$9p_unix(&(0x7f0000000000)='./file0\x00', &(0x7f00000000c0)='.\x00', 0x0, 0x2000, 0x0) [ 120.993486] audit: type=1400 audit(1662991024.943:9): avc: denied { write } for pid=3955 comm="syz-executor.4" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 [ 121.033867] hrtimer: interrupt took 20909 ns [ 121.528173] loop4: detected capacity change from 0 to 2048 [ 121.759476] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: none. [ 121.763728] ext4 filesystem being mounted at /syzkaller-testdir757446281/syzkaller.iizppZ/0/file0 supports timestamps until 2038 (0x7fffffff) [ 121.824633] EXT4-fs (loop4): unmounting filesystem. [ 125.593895] Bluetooth: hci2: Opcode 0x c03 failed: -110 [ 125.593900] Bluetooth: hci7: Opcode 0x c03 failed: -110 VM DIAGNOSIS: 13:57:02 Registers: info registers vcpu 0 RAX=dffffc0000000060 RBX=00000000000003fd RCX=0000000000000000 RDX=00000000000003fd RSI=ffffffff822b1dbc RDI=ffffffff8763fae0 RBP=ffffffff8763faa0 RSP=ffff88801d697640 R8 =0000000000000004 R9 =0000000000000010 R10=0000000000000010 R11=0000000000000001 R12=0000000000002710 R13=0000000000000020 R14=fffffbfff0ec7fab R15=dffffc0000000000 RIP=ffffffff822b1e11 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 00007fc997839700 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=00007f4894767d30 CR3=000000003d6e8000 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 00007fc99a3aa7c0 00007fc99a3aa7c8 YMM02=0000000000000000 0000000000000000 00007fc99a3aa7e0 00007fc99a3aa7c0 YMM03=0000000000000000 0000000000000000 00007fc99a3aa7c8 00007fc99a3aa7c0 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=ffff88801e121d58 RBX=ffff888018b18c38 RCX=ffffffff812aaa31 RDX=0000000000000000 RSI=0000000000000000 RDI=ffff888018b18c40 RBP=ffff88801e121cb0 RSP=ffff88801f747710 R8 =0000000000000001 R9 =ffff88801f7476b3 R10=ffffed1003ee8ed6 R11=0000000000000001 R12=dffffc0000000000 R13=ffff88803defa000 R14=0000000000000000 R15=ffff888007c75000 RIP=ffffffff817bc2bf RFL=00000083 [--S---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 0000000000000000 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=00007f31a2dac8e0 CR3=000000001d80c000 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 756e696c2d34365f 3638782f62696c2f YMM01=0000000000000000 0000000000000000 00362e6f732e6362 696c2f756e672d78 YMM02=0000000000000000 0000000000000000 ffff0000000000ff ffffffffffffffff YMM03=0000000000000000 0000000000000000 ffffffffffffffff ffffffffffffffff YMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM08=0000000000000000 0000000000000000 0000000000000000 0000000000000000 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