Warning: Permanently added '[localhost]:13115' (ECDSA) to the list of known hosts. 2022/09/12 13:44:03 fuzzer started 2022/09/12 13:44:03 dialing manager at localhost:38027 syzkaller login: [ 44.109002] cgroup: Unknown subsys name 'net' [ 44.187961] cgroup: Unknown subsys name 'rlimit' 2022/09/12 13:44:17 syscalls: 2215 2022/09/12 13:44:17 code coverage: enabled 2022/09/12 13:44:17 comparison tracing: enabled 2022/09/12 13:44:17 extra coverage: enabled 2022/09/12 13:44:17 setuid sandbox: enabled 2022/09/12 13:44:17 namespace sandbox: enabled 2022/09/12 13:44:17 Android sandbox: enabled 2022/09/12 13:44:17 fault injection: enabled 2022/09/12 13:44:17 leak checking: enabled 2022/09/12 13:44:17 net packet injection: enabled 2022/09/12 13:44:17 net device setup: enabled 2022/09/12 13:44:17 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2022/09/12 13:44:17 devlink PCI setup: PCI device 0000:00:10.0 is not available 2022/09/12 13:44:17 USB emulation: enabled 2022/09/12 13:44:17 hci packet injection: enabled 2022/09/12 13:44:17 wifi device emulation: failed to parse kernel version (6.0.0-rc5-next-20220912) 2022/09/12 13:44:17 802.15.4 emulation: enabled 2022/09/12 13:44:17 fetching corpus: 0, signal 0/2000 (executing program) 2022/09/12 13:44:17 fetching corpus: 50, signal 32617/35726 (executing program) 2022/09/12 13:44:17 fetching corpus: 100, signal 44703/48913 (executing program) 2022/09/12 13:44:17 fetching corpus: 150, signal 52523/57700 (executing program) 2022/09/12 13:44:18 fetching corpus: 200, signal 62041/67878 (executing program) 2022/09/12 13:44:18 fetching corpus: 250, signal 69195/75601 (executing program) 2022/09/12 13:44:18 fetching corpus: 300, signal 74975/81915 (executing program) 2022/09/12 13:44:18 fetching corpus: 350, signal 79254/86757 (executing program) 2022/09/12 13:44:18 fetching corpus: 400, signal 82815/90843 (executing program) 2022/09/12 13:44:18 fetching corpus: 450, signal 87689/95973 (executing program) 2022/09/12 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(executing program) 2022/09/12 13:44:23 fetching corpus: 1700, signal 146167/151008 (executing program) 2022/09/12 13:44:23 fetching corpus: 1700, signal 146167/151092 (executing program) 2022/09/12 13:44:23 fetching corpus: 1700, signal 146167/151176 (executing program) 2022/09/12 13:44:23 fetching corpus: 1700, signal 146167/151255 (executing program) 2022/09/12 13:44:23 fetching corpus: 1700, signal 146167/151341 (executing program) 2022/09/12 13:44:23 fetching corpus: 1700, signal 146167/151415 (executing program) 2022/09/12 13:44:23 fetching corpus: 1700, signal 146167/151503 (executing program) 2022/09/12 13:44:23 fetching corpus: 1700, signal 146167/151583 (executing program) 2022/09/12 13:44:23 fetching corpus: 1700, signal 146167/151668 (executing program) 2022/09/12 13:44:23 fetching corpus: 1700, signal 146167/151749 (executing program) 2022/09/12 13:44:23 fetching corpus: 1700, signal 146167/151819 (executing program) 2022/09/12 13:44:23 fetching corpus: 1700, signal 146167/151901 (executing program) 2022/09/12 13:44:23 fetching corpus: 1700, signal 146167/151990 (executing program) 2022/09/12 13:44:23 fetching corpus: 1700, signal 146167/152061 (executing program) 2022/09/12 13:44:23 fetching corpus: 1700, signal 146167/152157 (executing program) 2022/09/12 13:44:23 fetching corpus: 1700, signal 146167/152224 (executing program) 2022/09/12 13:44:23 fetching corpus: 1700, signal 146167/152226 (executing program) 2022/09/12 13:44:23 fetching corpus: 1700, signal 146167/152226 (executing program) 2022/09/12 13:44:25 starting 8 fuzzer processes 13:44:25 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0x9d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x101042, 0x0) pwritev(r0, 0x0, 0x0, 0x0, 0x0) 13:44:25 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000100)=[{0x6, 0x0, 0x0, 0x7fff0000}]}) r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/cgroup.procs\x00', 0x0, 0x0) fsetxattr$security_capability(r0, &(0x7f0000000080), 0x0, 0x0, 0x0) 13:44:25 executing program 2: 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) syz_mount_image$tmpfs(&(0x7f00000006c0), &(0x7f0000000700)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000b80)) r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000006c0)='./file0\x00', 0x0, 0x0) mknodat$loop(r0, &(0x7f0000000040)='./file0\x00', 0x0, 0x1) renameat2(r0, &(0x7f0000000080)='./file0\x00', r0, &(0x7f0000000180)='./file1\x00', 0x4) 13:44:25 executing program 3: r0 = memfd_create(&(0x7f0000000000)='/@}#.-^-*\x00', 0x4) lseek(r0, 0xf89c, 0x1) [ 65.562709] audit: type=1400 audit(1662990265.378:6): avc: denied { execmem } for pid=285 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 13:44:25 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000480), 0xffffffffffffffff) sendmsg$NL802154_CMD_GET_WPAN_PHY(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000004c0)={0x24, r1, 0x323, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_PHY={0x8}]}, 0x24}}, 0x0) 13:44:25 executing program 7: r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ff) close(r0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./file1\x00', 0x2, 0x0) write(r1, &(0x7f0000000240)="01", 0x1) close(r1) r2 = openat(0xffffffffffffff9c, &(0x7f0000000340)='./file0\x00', 0x42, 0x0) write(r0, &(0x7f0000000000)='B&8a', 0x4) close(r2) fchmodat(0xffffffffffffff9c, &(0x7f0000000440)='./file0\x00', 0x1ff) execveat(0xffffffffffffff9c, &(0x7f0000000480)='./file1\x00', 0x0, 0x0, 0x0) 13:44:25 executing program 5: prctl$PR_SET_DUMPABLE(0x4, 0x0) 13:44:25 executing program 6: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000100)=[{0x6, 0x0, 0x0, 0x7fff0000}]}) remap_file_pages(&(0x7f0000ffc000/0x3000)=nil, 0x3000, 0x0, 0x0, 0x0) [ 66.803039] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 66.805175] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 66.808592] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 66.810189] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 66.811722] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 66.814319] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 66.820408] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 66.823165] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 66.823250] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 66.830080] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 66.832217] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 66.834137] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 66.868636] Bluetooth: hci0: HCI_REQ-0x0c1a [ 66.883789] Bluetooth: hci1: HCI_REQ-0x0c1a [ 66.918193] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 66.918699] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 66.921717] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 66.923428] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 66.925083] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 66.926221] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 66.926327] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 66.928451] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 66.931625] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 66.933322] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 66.935145] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 66.942588] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 66.944260] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 66.945568] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 66.947202] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 66.948304] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 66.953152] Bluetooth: hci2: HCI_REQ-0x0c1a [ 66.954249] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 66.959403] Bluetooth: hci4: HCI_REQ-0x0c1a [ 66.961273] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 66.984310] Bluetooth: hci3: HCI_REQ-0x0c1a [ 66.986191] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 66.997108] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 67.000665] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 67.011372] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 67.015759] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 67.025154] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 67.028422] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 67.032360] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 67.036683] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 67.040669] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 67.046432] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 [ 67.048027] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 67.049235] Bluetooth: hci5: HCI_REQ-0x0c1a [ 67.054013] Bluetooth: hci6: HCI_REQ-0x0c1a [ 67.074683] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 [ 67.100156] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 [ 67.151506] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 [ 67.161863] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 [ 67.179094] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 [ 67.181425] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 [ 67.188353] Bluetooth: hci7: HCI_REQ-0x0c1a [ 68.888371] Bluetooth: hci0: command 0x0409 tx timeout [ 68.951916] Bluetooth: hci1: command 0x0409 tx timeout [ 69.015870] Bluetooth: hci4: command 0x0409 tx timeout [ 69.015964] Bluetooth: hci3: command 0x0409 tx timeout [ 69.016369] Bluetooth: hci2: command 0x0409 tx timeout [ 69.079932] Bluetooth: hci6: command 0x0409 tx timeout [ 69.080518] Bluetooth: hci5: command 0x0409 tx timeout [ 69.208358] Bluetooth: hci7: command 0x0409 tx timeout [ 70.936138] Bluetooth: hci0: command 0x041b tx timeout [ 70.999873] Bluetooth: hci1: command 0x041b tx timeout [ 71.063884] Bluetooth: hci2: command 0x041b tx timeout [ 71.064446] Bluetooth: hci3: command 0x041b tx timeout [ 71.065727] Bluetooth: hci4: command 0x041b tx timeout [ 71.127857] Bluetooth: hci5: command 0x041b tx timeout [ 71.128332] Bluetooth: hci6: command 0x041b tx timeout [ 71.255909] Bluetooth: hci7: command 0x041b tx timeout [ 72.983892] Bluetooth: hci0: command 0x040f tx timeout [ 73.047912] Bluetooth: hci1: command 0x040f tx timeout [ 73.112013] Bluetooth: hci4: command 0x040f tx timeout [ 73.114666] Bluetooth: hci3: command 0x040f tx timeout [ 73.115967] Bluetooth: hci2: command 0x040f tx timeout [ 73.175940] Bluetooth: hci6: command 0x040f tx timeout [ 73.176983] Bluetooth: hci5: command 0x040f tx timeout [ 73.303942] Bluetooth: hci7: command 0x040f tx timeout [ 75.031868] Bluetooth: hci0: command 0x0419 tx timeout [ 75.095868] Bluetooth: hci1: command 0x0419 tx timeout [ 75.159885] Bluetooth: hci2: command 0x0419 tx timeout [ 75.160374] Bluetooth: hci3: command 0x0419 tx timeout [ 75.160787] Bluetooth: hci4: command 0x0419 tx timeout [ 75.223882] Bluetooth: hci5: command 0x0419 tx timeout [ 75.224370] Bluetooth: hci6: command 0x0419 tx timeout [ 75.352017] Bluetooth: hci7: command 0x0419 tx timeout [ 123.791186] audit: type=1400 audit(1662990323.607:7): avc: denied { open } for pid=3811 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 [ 123.793037] audit: type=1400 audit(1662990323.607:8): avc: denied { kernel } for pid=3811 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 [ 123.818560] ------------[ cut here ]------------ [ 123.818593] [ 123.818597] ====================================================== [ 123.818603] WARNING: possible circular locking dependency detected [ 123.818610] 6.0.0-rc5-next-20220912 #1 Not tainted [ 123.818621] ------------------------------------------------------ [ 123.818627] syz-executor.0/3812 is trying to acquire lock: [ 123.818638] ffffffff853fa878 ((console_sem).lock){....}-{2:2}, at: down_trylock+0xe/0x70 [ 123.818697] [ 123.818697] but task is already holding lock: [ 123.818702] ffff88800f437420 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 123.818749] [ 123.818749] which lock already depends on the new lock. [ 123.818749] [ 123.818755] [ 123.818755] the existing dependency chain (in reverse order) is: [ 123.818760] [ 123.818760] -> #3 (&ctx->lock){....}-{2:2}: [ 123.818784] _raw_spin_lock+0x2a/0x40 [ 123.818817] __perf_event_task_sched_out+0x53b/0x18d0 [ 123.818840] __schedule+0xedd/0x2470 [ 123.818856] schedule+0xda/0x1b0 [ 123.818873] exit_to_user_mode_prepare+0x114/0x1a0 [ 123.818909] syscall_exit_to_user_mode+0x19/0x40 [ 123.818939] do_syscall_64+0x48/0x90 [ 123.818962] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 123.818993] [ 123.818993] -> #2 (&rq->__lock){-.-.}-{2:2}: [ 123.819017] _raw_spin_lock_nested+0x30/0x40 [ 123.819044] raw_spin_rq_lock_nested+0x1e/0x30 [ 123.819065] task_fork_fair+0x63/0x4d0 [ 123.819096] sched_cgroup_fork+0x3d0/0x540 [ 123.819121] copy_process+0x3f9e/0x6df0 [ 123.819139] kernel_clone+0xe7/0x890 [ 123.819155] user_mode_thread+0xad/0xf0 [ 123.819173] rest_init+0x24/0x250 [ 123.819202] arch_call_rest_init+0xf/0x14 [ 123.819235] start_kernel+0x4c1/0x4e6 [ 123.819265] secondary_startup_64_no_verify+0xe0/0xeb [ 123.819289] [ 123.819289] -> #1 (&p->pi_lock){-.-.}-{2:2}: [ 123.819314] _raw_spin_lock_irqsave+0x39/0x60 [ 123.819351] try_to_wake_up+0xab/0x1920 [ 123.819375] up+0x75/0xb0 [ 123.819396] __up_console_sem+0x6e/0x80 [ 123.819424] console_unlock+0x46a/0x590 [ 123.819453] vt_ioctl+0x2822/0x2ca0 [ 123.819474] tty_ioctl+0x7c4/0x1700 [ 123.819494] __x64_sys_ioctl+0x19a/0x210 [ 123.819520] do_syscall_64+0x3b/0x90 [ 123.819543] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 123.819573] [ 123.819573] -> #0 ((console_sem).lock){....}-{2:2}: [ 123.819598] __lock_acquire+0x2a02/0x5e70 [ 123.819627] lock_acquire+0x1a2/0x530 [ 123.819657] _raw_spin_lock_irqsave+0x39/0x60 [ 123.819683] down_trylock+0xe/0x70 [ 123.819705] __down_trylock_console_sem+0x3b/0xd0 [ 123.819735] vprintk_emit+0x16b/0x560 [ 123.819765] vprintk+0x84/0xa0 [ 123.819794] _printk+0xba/0xf1 [ 123.819825] report_bug.cold+0x72/0xab [ 123.819847] handle_bug+0x3c/0x70 [ 123.819869] exc_invalid_op+0x14/0x50 [ 123.819893] asm_exc_invalid_op+0x16/0x20 [ 123.819921] group_sched_out.part.0+0x2c7/0x460 [ 123.819940] ctx_sched_out+0x8f1/0xc10 [ 123.819957] __perf_event_task_sched_out+0x6d0/0x18d0 [ 123.819979] __schedule+0xedd/0x2470 [ 123.819996] schedule+0xda/0x1b0 [ 123.820012] exit_to_user_mode_prepare+0x114/0x1a0 [ 123.820047] syscall_exit_to_user_mode+0x19/0x40 [ 123.820077] do_syscall_64+0x48/0x90 [ 123.820100] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 123.820130] [ 123.820130] other info that might help us debug this: [ 123.820130] [ 123.820135] Chain exists of: [ 123.820135] (console_sem).lock --> &rq->__lock --> &ctx->lock [ 123.820135] [ 123.820161] Possible unsafe locking scenario: [ 123.820161] [ 123.820165] CPU0 CPU1 [ 123.820169] ---- ---- [ 123.820173] lock(&ctx->lock); [ 123.820183] lock(&rq->__lock); [ 123.820194] lock(&ctx->lock); [ 123.820205] lock((console_sem).lock); [ 123.820215] [ 123.820215] *** DEADLOCK *** [ 123.820215] [ 123.820219] 2 locks held by syz-executor.0/3812: [ 123.820231] #0: ffff88806ce37cd8 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x1cf/0x2470 [ 123.820276] #1: ffff88800f437420 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 123.820326] [ 123.820326] stack backtrace: [ 123.820330] CPU: 0 PID: 3812 Comm: syz-executor.0 Not tainted 6.0.0-rc5-next-20220912 #1 [ 123.820353] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 123.820366] Call Trace: [ 123.820372] [ 123.820379] dump_stack_lvl+0x8b/0xb3 [ 123.820404] check_noncircular+0x263/0x2e0 [ 123.820434] ? format_decode+0x26c/0xb50 [ 123.820460] ? print_circular_bug+0x450/0x450 [ 123.820491] ? enable_ptr_key_workfn+0x20/0x20 [ 123.820518] ? format_decode+0x26c/0xb50 [ 123.820545] ? alloc_chain_hlocks+0x1ec/0x5a0 [ 123.820578] __lock_acquire+0x2a02/0x5e70 [ 123.820617] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 123.820659] lock_acquire+0x1a2/0x530 [ 123.820689] ? down_trylock+0xe/0x70 [ 123.820716] ? rcu_read_unlock+0x40/0x40 [ 123.820754] ? vprintk+0x84/0xa0 [ 123.820787] _raw_spin_lock_irqsave+0x39/0x60 [ 123.820815] ? down_trylock+0xe/0x70 [ 123.820840] down_trylock+0xe/0x70 [ 123.820864] ? vprintk+0x84/0xa0 [ 123.820895] __down_trylock_console_sem+0x3b/0xd0 [ 123.820927] vprintk_emit+0x16b/0x560 [ 123.820962] vprintk+0x84/0xa0 [ 123.820994] _printk+0xba/0xf1 [ 123.821026] ? record_print_text.cold+0x16/0x16 [ 123.821066] ? report_bug.cold+0x66/0xab [ 123.821091] ? group_sched_out.part.0+0x2c7/0x460 [ 123.821111] report_bug.cold+0x72/0xab [ 123.821138] handle_bug+0x3c/0x70 [ 123.821162] exc_invalid_op+0x14/0x50 [ 123.821188] asm_exc_invalid_op+0x16/0x20 [ 123.821218] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 123.821242] 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 [ 123.821262] RSP: 0018:ffff8880184c7c48 EFLAGS: 00010006 [ 123.821278] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 123.821292] RDX: ffff88803e788000 RSI: ffffffff81566027 RDI: 0000000000000005 [ 123.821306] RBP: ffff8880086605c8 R08: 0000000000000005 R09: 0000000000000001 [ 123.821319] R10: 0000000000000000 R11: ffffffff865aa01b R12: ffff88800f437400 [ 123.821332] R13: ffff88806ce3d100 R14: ffffffff8547c660 R15: 0000000000000002 [ 123.821352] ? group_sched_out.part.0+0x2c7/0x460 [ 123.821376] ? group_sched_out.part.0+0x2c7/0x460 [ 123.821399] ctx_sched_out+0x8f1/0xc10 [ 123.821421] __perf_event_task_sched_out+0x6d0/0x18d0 [ 123.821449] ? lock_is_held_type+0xd7/0x130 [ 123.821482] ? __perf_cgroup_move+0x160/0x160 [ 123.821503] ? set_next_entity+0x304/0x550 [ 123.821536] ? update_curr+0x267/0x740 [ 123.821569] ? lock_is_held_type+0xd7/0x130 [ 123.821603] __schedule+0xedd/0x2470 [ 123.821626] ? io_schedule_timeout+0x150/0x150 [ 123.821652] schedule+0xda/0x1b0 [ 123.821671] exit_to_user_mode_prepare+0x114/0x1a0 [ 123.821709] syscall_exit_to_user_mode+0x19/0x40 [ 123.821741] do_syscall_64+0x48/0x90 [ 123.821766] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 123.821797] RIP: 0033:0x7fcb0f175b19 [ 123.821812] 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 [ 123.821832] RSP: 002b:00007fcb0c6eb218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 123.821851] RAX: 0000000000000001 RBX: 00007fcb0f288f68 RCX: 00007fcb0f175b19 [ 123.821864] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007fcb0f288f6c [ 123.821878] RBP: 00007fcb0f288f60 R08: 000000000000000e R09: 0000000000000000 [ 123.821891] R10: 0000000000000003 R11: 0000000000000246 R12: 00007fcb0f288f6c [ 123.821904] R13: 00007ffc7bc6acbf R14: 00007fcb0c6eb300 R15: 0000000000022000 [ 123.821927] [ 123.915506] WARNING: CPU: 0 PID: 3812 at kernel/events/core.c:2309 group_sched_out.part.0+0x2c7/0x460 [ 123.916588] Modules linked in: [ 123.916981] CPU: 0 PID: 3812 Comm: syz-executor.0 Not tainted 6.0.0-rc5-next-20220912 #1 [ 123.917933] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 123.919244] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 123.919899] 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 [ 123.922027] RSP: 0018:ffff8880184c7c48 EFLAGS: 00010006 [ 123.922661] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 123.923501] RDX: ffff88803e788000 RSI: ffffffff81566027 RDI: 0000000000000005 [ 123.924341] RBP: ffff8880086605c8 R08: 0000000000000005 R09: 0000000000000001 [ 123.925158] R10: 0000000000000000 R11: ffffffff865aa01b R12: ffff88800f437400 [ 123.925972] R13: ffff88806ce3d100 R14: ffffffff8547c660 R15: 0000000000000002 [ 123.926789] FS: 00007fcb0c6eb700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 [ 123.927715] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.928382] CR2: 00007f90410e8b70 CR3: 000000002051a000 CR4: 0000000000350ef0 [ 123.929192] Call Trace: [ 123.929499] [ 123.929775] ctx_sched_out+0x8f1/0xc10 [ 123.930235] __perf_event_task_sched_out+0x6d0/0x18d0 [ 123.930836] ? lock_is_held_type+0xd7/0x130 [ 123.931361] ? __perf_cgroup_move+0x160/0x160 [ 123.931886] ? set_next_entity+0x304/0x550 [ 123.932392] ? update_curr+0x267/0x740 [ 123.932863] ? lock_is_held_type+0xd7/0x130 [ 123.933380] __schedule+0xedd/0x2470 [ 123.933867] ? io_schedule_timeout+0x150/0x150 [ 123.934465] schedule+0xda/0x1b0 [ 123.934906] exit_to_user_mode_prepare+0x114/0x1a0 [ 123.935566] syscall_exit_to_user_mode+0x19/0x40 [ 123.936187] do_syscall_64+0x48/0x90 [ 123.936679] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 123.937350] RIP: 0033:0x7fcb0f175b19 [ 123.937826] 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 [ 123.940115] RSP: 002b:00007fcb0c6eb218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 123.941071] RAX: 0000000000000001 RBX: 00007fcb0f288f68 RCX: 00007fcb0f175b19 [ 123.941965] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007fcb0f288f6c [ 123.942858] RBP: 00007fcb0f288f60 R08: 000000000000000e R09: 0000000000000000 [ 123.943765] R10: 0000000000000003 R11: 0000000000000246 R12: 00007fcb0f288f6c [ 123.944658] R13: 00007ffc7bc6acbf R14: 00007fcb0c6eb300 R15: 0000000000022000 [ 123.945572] [ 123.945874] irq event stamp: 604 [ 123.946307] hardirqs last enabled at (603): [] exit_to_user_mode_prepare+0x109/0x1a0 [ 123.947508] hardirqs last disabled at (604): [] __schedule+0x1225/0x2470 [ 123.948542] softirqs last enabled at (432): [] __irq_exit_rcu+0x11b/0x180 [ 123.949614] softirqs last disabled at (423): [] __irq_exit_rcu+0x11b/0x180 [ 123.950684] ---[ end trace 0000000000000000 ]--- 13:45:24 executing program 2: 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) syz_mount_image$tmpfs(&(0x7f00000006c0), &(0x7f0000000700)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000b80)) r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000006c0)='./file0\x00', 0x0, 0x0) mknodat$loop(r0, &(0x7f0000000040)='./file0\x00', 0x0, 0x1) renameat2(r0, &(0x7f0000000080)='./file0\x00', r0, &(0x7f0000000180)='./file1\x00', 0x4) 13:45:24 executing program 2: perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0x77, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$tmpfs(&(0x7f00000006c0), &(0x7f0000000700)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000b80)) r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000006c0)='./file0\x00', 0x0, 0x0) mknodat$loop(r0, &(0x7f0000000040)='./file0\x00', 0x0, 0x1) renameat2(r0, &(0x7f0000000080)='./file0\x00', r0, &(0x7f0000000180)='./file1\x00', 0x4) [ 125.544228] mmap: syz-executor.6 (3933) uses deprecated remap_file_pages() syscall. See Documentation/mm/remap_file_pages.rst. [ 130.007944] Bluetooth: hci7: Opcode 0x c03 failed: -110 [ 130.008070] Bluetooth: hci2: Opcode 0x c03 failed: -110 VM DIAGNOSIS: 13:45:23 Registers: info registers vcpu 0 RAX=0000000000000071 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8 RSI=ffffffff822b1e41 RDI=ffffffff8763fae0 RBP=ffffffff8763faa0 RSP=ffff8880184c7698 R8 =0000000000000001 R9 =000000000000000a R10=0000000000000071 R11=0000000000000001 R12=0000000000000071 R13=ffffffff8763faa0 R14=0000000000000010 R15=ffffffff822b1e30 RIP=ffffffff822b1e99 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 00007fcb0c6eb700 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=00007f90410e8b70 CR3=000000002051a000 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 00007fcb0f25c7c0 00007fcb0f25c7c8 YMM02=0000000000000000 0000000000000000 00007fcb0f25c7e0 00007fcb0f25c7c0 YMM03=0000000000000000 0000000000000000 00007fcb0f25c7c8 00007fcb0f25c7c0 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=0000000000120011 RCX=0000000000120012 RDX=ffff88800d4fe6c0 RSI=ffffea0000353f80 RDI=0000000048800000 RBP=ffffea0000353f80 RSP=ffff88800d9d7bd8 R8 =0000000000000001 R9 =0000000080120011 R10=ffffea0000353f80 R11=0000000000000001 R12=0000000000000000 R13=ffff888007c4f780 R14=ffff88800d4fe6c0 R15=ffff88800d4fe6c0 RIP=ffffffff81782bb7 RFL=00000282 [--S----] 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 00007f5b3e851540 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=00007ffd76de79b0 CR3=000000001b106000 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 2525252525252525 2525252525252525 YMM01=0000000000000000 0000000000000000 00ff000000000000 0000000000ff0000 YMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM03=0000000000000000 0000000000000000 756e20796d6d7564 20736e6f6974706f YMM04=0000000000000000 0000000000000000 2f2f2f2f2f2f2f2f 2f2f2f2f2f2f2f2f YMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM08=0000000000000000 0000000000000000 73253d656d616e6c 6165722073253d73 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