Warning: Permanently added '[localhost]:47871' (ECDSA) to the list of known hosts. 2022/09/20 11:48:37 fuzzer started 2022/09/20 11:48:37 dialing manager at localhost:34957 syzkaller login: [ 47.371521] cgroup: Unknown subsys name 'net' [ 47.490666] cgroup: Unknown subsys name 'rlimit' 2022/09/20 11:48:51 syscalls: 2215 2022/09/20 11:48:51 code coverage: enabled 2022/09/20 11:48:51 comparison tracing: enabled 2022/09/20 11:48:51 extra coverage: enabled 2022/09/20 11:48:51 setuid sandbox: enabled 2022/09/20 11:48:51 namespace sandbox: enabled 2022/09/20 11:48:51 Android sandbox: enabled 2022/09/20 11:48:51 fault injection: enabled 2022/09/20 11:48:51 leak checking: enabled 2022/09/20 11:48:51 net packet injection: enabled 2022/09/20 11:48:51 net device setup: enabled 2022/09/20 11:48:51 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2022/09/20 11:48:51 devlink PCI setup: PCI device 0000:00:10.0 is not available 2022/09/20 11:48:51 USB emulation: enabled 2022/09/20 11:48:51 hci packet injection: enabled 2022/09/20 11:48:51 wifi device emulation: failed to parse kernel version (6.0.0-rc6-next-20220920) 2022/09/20 11:48:51 802.15.4 emulation: enabled 2022/09/20 11:48:51 fetching corpus: 0, signal 0/2000 (executing program) 2022/09/20 11:48:51 fetching corpus: 50, signal 29247/32511 (executing program) 2022/09/20 11:48:51 fetching corpus: 100, signal 40479/44937 (executing program) 2022/09/20 11:48:51 fetching corpus: 150, signal 50945/56332 (executing program) 2022/09/20 11:48:52 fetching corpus: 200, signal 57278/63586 (executing program) 2022/09/20 11:48:52 fetching corpus: 250, signal 64240/71271 (executing program) 2022/09/20 11:48:52 fetching corpus: 300, signal 68298/76132 (executing program) 2022/09/20 11:48:52 fetching corpus: 350, signal 76295/84433 (executing program) 2022/09/20 11:48:52 fetching corpus: 400, signal 79728/88465 (executing program) 2022/09/20 11:48:52 fetching corpus: 450, signal 83730/92959 (executing program) 2022/09/20 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program) 2022/09/20 11:48:57 fetching corpus: 2180, signal 150741/154234 (executing program) 2022/09/20 11:48:57 fetching corpus: 2180, signal 150741/154273 (executing program) 2022/09/20 11:48:57 fetching corpus: 2180, signal 150741/154327 (executing program) 2022/09/20 11:48:57 fetching corpus: 2180, signal 150741/154385 (executing program) 2022/09/20 11:48:57 fetching corpus: 2180, signal 150741/154442 (executing program) 2022/09/20 11:48:57 fetching corpus: 2180, signal 150741/154493 (executing program) 2022/09/20 11:48:57 fetching corpus: 2180, signal 150741/154565 (executing program) 2022/09/20 11:48:57 fetching corpus: 2180, signal 150741/154632 (executing program) 2022/09/20 11:48:57 fetching corpus: 2180, signal 150741/154684 (executing program) 2022/09/20 11:48:57 fetching corpus: 2180, signal 150741/154747 (executing program) 2022/09/20 11:48:57 fetching corpus: 2180, signal 150741/154803 (executing program) 2022/09/20 11:48:57 fetching corpus: 2180, signal 150741/154867 (executing program) 2022/09/20 11:48:57 fetching corpus: 2180, signal 150741/154933 (executing program) 2022/09/20 11:48:57 fetching corpus: 2180, signal 150741/154993 (executing program) 2022/09/20 11:48:57 fetching corpus: 2180, signal 150741/155046 (executing program) 2022/09/20 11:48:57 fetching corpus: 2180, signal 150741/155099 (executing program) 2022/09/20 11:48:57 fetching corpus: 2180, signal 150741/155151 (executing program) 2022/09/20 11:48:57 fetching corpus: 2180, signal 150741/155202 (executing program) 2022/09/20 11:48:57 fetching corpus: 2180, signal 150741/155219 (executing program) 2022/09/20 11:48:57 fetching corpus: 2180, signal 150741/155219 (executing program) 2022/09/20 11:49:00 starting 8 fuzzer processes 11:49:00 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r1, 0x715}, 0x14}}, 0x0) 11:49:00 executing program 1: r0 = getpid() r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup/cgroup.procs\x00', 0x2, 0x0) read(r1, &(0x7f0000000080)=""/1, 0x1) write$cgroup_pid(r1, &(0x7f00000000c0)=r0, 0x12) close(r1) openat(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup/pids.max\x00', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/cgroup.procs\x00', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000180)='./cgroup.cpu/cpuset.cpus\x00', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f00000001c0)='./cgroup.net/cgroup.procs\x00', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000200)='./cgroup.net/devices.allow\x00', 0x1, 0x0) 11:49:00 executing program 2: perf_event_open(&(0x7f00000000c0)={0x5, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0, 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000000c0)={0x5, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0, 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000000c0)={0x5, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0, 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000002940)={0x5, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0, 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000000c0)={0x5, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:49:00 executing program 3: pipe2$9p(&(0x7f00000042c0), 0x0) 11:49:00 executing program 4: setitimer(0x2, &(0x7f0000000100)={{0x77359400}, {0x0, 0x2710}}, 0x0) setitimer(0x2, 0x0, &(0x7f0000000380)) [ 70.256676] audit: type=1400 audit(1663674540.599:6): avc: denied { execmem } for pid=290 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 11:49:00 executing program 5: r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000340)='/proc/sysvipc/shm\x00', 0x0, 0x0) fcntl$setlease(r0, 0x400, 0x0) fcntl$setlease(r0, 0x400, 0x1) 11:49:00 executing program 7: r0 = socket$inet6_udplite(0xa, 0x2, 0x88) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x1e, &(0x7f00000000c0)={@remote}, 0x20) 11:49:00 executing program 6: r0 = socket$inet6(0xa, 0x1, 0x0) setsockopt$inet6_int(r0, 0x29, 0x13, 0x0, 0x0) [ 71.516777] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 71.518943] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 71.521382] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 71.524540] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 71.526680] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 71.529506] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 71.530867] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 71.535843] Bluetooth: hci1: HCI_REQ-0x0c1a [ 71.567256] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 71.574140] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 71.575534] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 71.577179] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 71.578942] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 71.595929] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 71.597478] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 71.597686] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 71.598813] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 71.601649] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 71.602949] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 71.611880] Bluetooth: hci0: HCI_REQ-0x0c1a [ 71.620249] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 71.622417] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 [ 71.624589] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 [ 71.624700] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 71.627495] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 [ 71.628829] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 71.632457] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 71.633981] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 [ 71.635936] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 [ 71.637196] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 [ 71.638387] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 71.639691] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 [ 71.644300] Bluetooth: hci7: HCI_REQ-0x0c1a [ 71.644866] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 71.651173] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 71.652466] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 71.658310] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 71.660505] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 71.664539] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 71.666573] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 71.668010] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 71.672573] Bluetooth: hci2: HCI_REQ-0x0c1a [ 71.673107] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 71.677109] Bluetooth: hci6: HCI_REQ-0x0c1a [ 71.713434] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 71.714677] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 71.716433] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 71.721285] Bluetooth: hci3: HCI_REQ-0x0c1a [ 71.731350] Bluetooth: hci4: HCI_REQ-0x0c1a [ 73.592488] Bluetooth: hci1: command 0x0409 tx timeout [ 73.654834] Bluetooth: hci5: Opcode 0x c03 failed: -110 [ 73.656445] Bluetooth: hci7: command 0x0409 tx timeout [ 73.657972] Bluetooth: hci0: command 0x0409 tx timeout [ 73.719167] Bluetooth: hci6: command 0x0409 tx timeout [ 73.720101] Bluetooth: hci2: command 0x0409 tx timeout [ 73.782872] Bluetooth: hci4: command 0x0409 tx timeout [ 73.783906] Bluetooth: hci3: command 0x0409 tx timeout [ 75.638800] Bluetooth: hci1: command 0x041b tx timeout [ 75.703011] Bluetooth: hci0: command 0x041b tx timeout [ 75.703471] Bluetooth: hci7: command 0x041b tx timeout [ 75.766856] Bluetooth: hci2: command 0x041b tx timeout [ 75.767325] Bluetooth: hci6: command 0x041b tx timeout [ 75.830802] Bluetooth: hci3: command 0x041b tx timeout [ 75.831259] Bluetooth: hci4: command 0x041b tx timeout [ 77.686840] Bluetooth: hci1: command 0x040f tx timeout [ 77.750913] Bluetooth: hci7: command 0x040f tx timeout [ 77.751338] Bluetooth: hci0: command 0x040f tx timeout [ 77.814860] Bluetooth: hci6: command 0x040f tx timeout [ 77.815436] Bluetooth: hci2: command 0x040f tx timeout [ 77.878796] Bluetooth: hci4: command 0x040f tx timeout [ 77.879229] Bluetooth: hci3: command 0x040f tx timeout [ 78.710848] Bluetooth: hci5: Opcode 0x c03 failed: -110 [ 79.734833] Bluetooth: hci1: command 0x0419 tx timeout [ 79.798855] Bluetooth: hci0: command 0x0419 tx timeout [ 79.799696] Bluetooth: hci7: command 0x0419 tx timeout [ 79.862852] Bluetooth: hci2: command 0x0419 tx timeout [ 79.863701] Bluetooth: hci6: command 0x0419 tx timeout [ 79.927015] Bluetooth: hci3: command 0x0419 tx timeout [ 79.927876] Bluetooth: hci4: command 0x0419 tx timeout [ 81.157026] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 81.159719] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 81.161606] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 81.167967] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 81.232352] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 81.233047] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 81.236499] Bluetooth: hci5: HCI_REQ-0x0c1a [ 83.254964] Bluetooth: hci5: command 0x0409 tx timeout [ 85.303906] Bluetooth: hci5: command 0x041b tx timeout [ 87.351864] Bluetooth: hci5: command 0x040f tx timeout [ 89.398906] Bluetooth: hci5: command 0x0419 tx timeout [ 128.790027] audit: type=1400 audit(1663674599.132:7): avc: denied { open } for pid=3751 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 [ 128.791532] audit: type=1400 audit(1663674599.133:8): avc: denied { kernel } for pid=3751 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 [ 128.817521] ------------[ cut here ]------------ [ 128.817553] [ 128.817558] ====================================================== [ 128.817564] WARNING: possible circular locking dependency detected [ 128.817570] 6.0.0-rc6-next-20220920 #1 Not tainted [ 128.817582] ------------------------------------------------------ [ 128.817588] syz-executor.2/3753 is trying to acquire lock: [ 128.817599] ffffffff853faab8 ((console_sem).lock){....}-{2:2}, at: down_trylock+0xe/0x70 [ 128.817656] [ 128.817656] but task is already holding lock: [ 128.817661] ffff88800f976020 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 128.817709] [ 128.817709] which lock already depends on the new lock. [ 128.817709] [ 128.817714] [ 128.817714] the existing dependency chain (in reverse order) is: [ 128.817720] [ 128.817720] -> #3 (&ctx->lock){....}-{2:2}: [ 128.817750] _raw_spin_lock+0x2a/0x40 [ 128.817783] __perf_event_task_sched_out+0x53b/0x18d0 [ 128.817806] __schedule+0xedd/0x2470 [ 128.817829] schedule+0xda/0x1b0 [ 128.817851] exit_to_user_mode_prepare+0x114/0x1a0 [ 128.817871] syscall_exit_to_user_mode+0x19/0x40 [ 128.817892] do_syscall_64+0x48/0x90 [ 128.817920] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 128.817955] [ 128.817955] -> #2 (&rq->__lock){-.-.}-{2:2}: [ 128.817980] _raw_spin_lock_nested+0x30/0x40 [ 128.818011] raw_spin_rq_lock_nested+0x1e/0x30 [ 128.818033] task_fork_fair+0x63/0x4d0 [ 128.818086] sched_cgroup_fork+0x3d0/0x540 [ 128.818111] copy_process+0x4183/0x6e20 [ 128.818129] kernel_clone+0xe7/0x890 [ 128.818147] user_mode_thread+0xad/0xf0 [ 128.818166] rest_init+0x24/0x250 [ 128.818184] arch_call_rest_init+0xf/0x14 [ 128.818209] start_kernel+0x4c1/0x4e6 [ 128.818231] secondary_startup_64_no_verify+0xe0/0xeb [ 128.818255] [ 128.818255] -> #1 (&p->pi_lock){-.-.}-{2:2}: [ 128.818280] _raw_spin_lock_irqsave+0x39/0x60 [ 128.818312] try_to_wake_up+0xab/0x1930 [ 128.818336] up+0x75/0xb0 [ 128.818357] __up_console_sem+0x6e/0x80 [ 128.818384] console_unlock+0x46a/0x590 [ 128.818413] vt_ioctl+0x2822/0x2ca0 [ 128.818435] tty_ioctl+0x7c4/0x1700 [ 128.818455] __x64_sys_ioctl+0x19a/0x210 [ 128.818482] do_syscall_64+0x3b/0x90 [ 128.818510] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 128.818545] [ 128.818545] -> #0 ((console_sem).lock){....}-{2:2}: [ 128.818570] __lock_acquire+0x2a02/0x5e70 [ 128.818600] lock_acquire+0x1a2/0x530 [ 128.818629] _raw_spin_lock_irqsave+0x39/0x60 [ 128.818660] down_trylock+0xe/0x70 [ 128.818683] __down_trylock_console_sem+0x3b/0xd0 [ 128.818712] vprintk_emit+0x16b/0x560 [ 128.818742] vprintk+0x84/0xa0 [ 128.818771] _printk+0xba/0xf1 [ 128.818788] report_bug.cold+0x72/0xab [ 128.818815] handle_bug+0x3c/0x70 [ 128.818842] exc_invalid_op+0x14/0x50 [ 128.818871] asm_exc_invalid_op+0x16/0x20 [ 128.818890] group_sched_out.part.0+0x2c7/0x460 [ 128.818909] ctx_sched_out+0x8f1/0xc10 [ 128.818928] __perf_event_task_sched_out+0x6d0/0x18d0 [ 128.818951] __schedule+0xedd/0x2470 [ 128.818973] schedule+0xda/0x1b0 [ 128.818995] exit_to_user_mode_prepare+0x114/0x1a0 [ 128.819014] syscall_exit_to_user_mode+0x19/0x40 [ 128.819035] do_syscall_64+0x48/0x90 [ 128.819062] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 128.819097] [ 128.819097] other info that might help us debug this: [ 128.819097] [ 128.819102] Chain exists of: [ 128.819102] (console_sem).lock --> &rq->__lock --> &ctx->lock [ 128.819102] [ 128.819129] Possible unsafe locking scenario: [ 128.819129] [ 128.819133] CPU0 CPU1 [ 128.819137] ---- ---- [ 128.819141] lock(&ctx->lock); [ 128.819151] lock(&rq->__lock); [ 128.819163] lock(&ctx->lock); [ 128.819174] lock((console_sem).lock); [ 128.819185] [ 128.819185] *** DEADLOCK *** [ 128.819185] [ 128.819188] 2 locks held by syz-executor.2/3753: [ 128.819200] #0: ffff88806ce37d18 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x1cf/0x2470 [ 128.819251] #1: ffff88800f976020 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 128.819303] [ 128.819303] stack backtrace: [ 128.819307] CPU: 0 PID: 3753 Comm: syz-executor.2 Not tainted 6.0.0-rc6-next-20220920 #1 [ 128.819330] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 128.819344] Call Trace: [ 128.819349] [ 128.819356] dump_stack_lvl+0x8b/0xb3 [ 128.819386] check_noncircular+0x263/0x2e0 [ 128.819417] ? format_decode+0x26c/0xb50 [ 128.819443] ? print_circular_bug+0x450/0x450 [ 128.819475] ? enable_ptr_key_workfn+0x20/0x20 [ 128.819503] ? format_decode+0x26c/0xb50 [ 128.819533] ? alloc_chain_hlocks+0x1ec/0x5a0 [ 128.819565] __lock_acquire+0x2a02/0x5e70 [ 128.819605] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 128.819646] lock_acquire+0x1a2/0x530 [ 128.819677] ? down_trylock+0xe/0x70 [ 128.819704] ? lock_release+0x750/0x750 [ 128.819741] ? vprintk+0x84/0xa0 [ 128.819774] _raw_spin_lock_irqsave+0x39/0x60 [ 128.819807] ? down_trylock+0xe/0x70 [ 128.819832] down_trylock+0xe/0x70 [ 128.819856] ? vprintk+0x84/0xa0 [ 128.819887] __down_trylock_console_sem+0x3b/0xd0 [ 128.819919] vprintk_emit+0x16b/0x560 [ 128.819954] vprintk+0x84/0xa0 [ 128.819985] _printk+0xba/0xf1 [ 128.820004] ? record_print_text.cold+0x16/0x16 [ 128.820032] ? report_bug.cold+0x66/0xab [ 128.820062] ? group_sched_out.part.0+0x2c7/0x460 [ 128.820084] report_bug.cold+0x72/0xab [ 128.820115] handle_bug+0x3c/0x70 [ 128.820145] exc_invalid_op+0x14/0x50 [ 128.820175] asm_exc_invalid_op+0x16/0x20 [ 128.820196] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 128.820220] Code: 5e 41 5f e9 9b b9 ef ff e8 96 b9 ef ff 65 8b 1d 0b 13 ac 7e 31 ff 89 de e8 36 b6 ef ff 85 db 0f 84 8a 00 00 00 e8 79 b9 ef ff <0f> 0b e9 a5 fe ff ff e8 6d b9 ef ff 48 8d 7d 10 48 b8 00 00 00 00 [ 128.820241] RSP: 0018:ffff88803e157c48 EFLAGS: 00010006 [ 128.820257] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 128.820271] RDX: ffff88800ff35040 RSI: ffffffff815662c7 RDI: 0000000000000005 [ 128.820285] RBP: ffff8880086685c8 R08: 0000000000000005 R09: 0000000000000001 [ 128.820299] R10: 0000000000000000 R11: ffffffff865ae01b R12: ffff88800f976000 [ 128.820313] R13: ffff88806ce3d140 R14: ffffffff85480340 R15: 0000000000000002 [ 128.820333] ? group_sched_out.part.0+0x2c7/0x460 [ 128.820358] ? group_sched_out.part.0+0x2c7/0x460 [ 128.820382] ctx_sched_out+0x8f1/0xc10 [ 128.820406] __perf_event_task_sched_out+0x6d0/0x18d0 [ 128.820435] ? lock_is_held_type+0xd7/0x130 [ 128.820457] ? __perf_cgroup_move+0x160/0x160 [ 128.820480] ? set_next_entity+0x304/0x550 [ 128.820512] ? update_curr+0x267/0x740 [ 128.820545] ? lock_is_held_type+0xd7/0x130 [ 128.820568] __schedule+0xedd/0x2470 [ 128.820597] ? io_schedule_timeout+0x150/0x150 [ 128.820624] ? __x64_sys_futex_time32+0x480/0x480 [ 128.820649] schedule+0xda/0x1b0 [ 128.820674] exit_to_user_mode_prepare+0x114/0x1a0 [ 128.820697] syscall_exit_to_user_mode+0x19/0x40 [ 128.820719] do_syscall_64+0x48/0x90 [ 128.820749] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 128.820785] RIP: 0033:0x7f8184044b19 [ 128.820801] 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 [ 128.820821] RSP: 002b:00007f81815ba218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 128.820841] RAX: 0000000000000001 RBX: 00007f8184157f68 RCX: 00007f8184044b19 [ 128.820855] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f8184157f6c [ 128.820868] RBP: 00007f8184157f60 R08: 000000000000000e R09: 0000000000000000 [ 128.820882] R10: 0000000000000003 R11: 0000000000000246 R12: 00007f8184157f6c [ 128.820895] R13: 00007ffe7a52872f R14: 00007f81815ba300 R15: 0000000000022000 [ 128.820919] [ 128.928548] WARNING: CPU: 0 PID: 3753 at kernel/events/core.c:2309 group_sched_out.part.0+0x2c7/0x460 [ 128.929772] Modules linked in: [ 128.930228] CPU: 0 PID: 3753 Comm: syz-executor.2 Not tainted 6.0.0-rc6-next-20220920 #1 [ 128.931310] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 128.932820] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 128.933651] Code: 5e 41 5f e9 9b b9 ef ff e8 96 b9 ef ff 65 8b 1d 0b 13 ac 7e 31 ff 89 de e8 36 b6 ef ff 85 db 0f 84 8a 00 00 00 e8 79 b9 ef ff <0f> 0b e9 a5 fe ff ff e8 6d b9 ef ff 48 8d 7d 10 48 b8 00 00 00 00 [ 128.936271] RSP: 0018:ffff88803e157c48 EFLAGS: 00010006 [ 128.937021] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 128.937979] RDX: ffff88800ff35040 RSI: ffffffff815662c7 RDI: 0000000000000005 [ 128.939030] RBP: ffff8880086685c8 R08: 0000000000000005 R09: 0000000000000001 [ 128.939984] R10: 0000000000000000 R11: ffffffff865ae01b R12: ffff88800f976000 [ 128.940949] R13: ffff88806ce3d140 R14: ffffffff85480340 R15: 0000000000000002 [ 128.941912] FS: 00007f81815ba700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 [ 128.943024] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 128.943944] CR2: 00007f7f2ac696f4 CR3: 000000003df5e000 CR4: 0000000000350ef0 [ 128.945005] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 128.946124] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 [ 128.947272] Call Trace: [ 128.947695] [ 128.948011] ctx_sched_out+0x8f1/0xc10 [ 128.948552] __perf_event_task_sched_out+0x6d0/0x18d0 [ 128.949427] ? lock_is_held_type+0xd7/0x130 [ 128.950186] ? __perf_cgroup_move+0x160/0x160 [ 128.950814] ? set_next_entity+0x304/0x550 [ 128.951398] ? update_curr+0x267/0x740 [ 128.951944] ? lock_is_held_type+0xd7/0x130 [ 128.952585] __schedule+0xedd/0x2470 [ 128.953140] ? io_schedule_timeout+0x150/0x150 [ 128.953888] ? __x64_sys_futex_time32+0x480/0x480 [ 128.954719] schedule+0xda/0x1b0 [ 128.955255] exit_to_user_mode_prepare+0x114/0x1a0 [ 128.956035] syscall_exit_to_user_mode+0x19/0x40 [ 128.956790] do_syscall_64+0x48/0x90 [ 128.957338] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 128.958235] RIP: 0033:0x7f8184044b19 [ 128.958766] 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 [ 128.961231] RSP: 002b:00007f81815ba218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 128.962246] RAX: 0000000000000001 RBX: 00007f8184157f68 RCX: 00007f8184044b19 [ 128.963205] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f8184157f6c [ 128.964268] RBP: 00007f8184157f60 R08: 000000000000000e R09: 0000000000000000 [ 128.965379] R10: 0000000000000003 R11: 0000000000000246 R12: 00007f8184157f6c [ 128.966474] R13: 00007ffe7a52872f R14: 00007f81815ba300 R15: 0000000000022000 [ 128.967556] [ 128.967884] irq event stamp: 474 [ 128.968341] hardirqs last enabled at (473): [] exit_to_user_mode_prepare+0x109/0x1a0 [ 128.969687] hardirqs last disabled at (474): [] __schedule+0x1225/0x2470 [ 128.970815] softirqs last enabled at (328): [] __irq_exit_rcu+0x11b/0x180 [ 128.971974] softirqs last disabled at (319): [] __irq_exit_rcu+0x11b/0x180 [ 128.973227] ---[ end trace 0000000000000000 ]--- 11:49:59 executing program 2: perf_event_open(&(0x7f00000000c0)={0x5, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0, 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000000c0)={0x5, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0, 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000000c0)={0x5, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0, 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000002940)={0x5, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0, 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000000c0)={0x5, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:49:59 executing program 2: perf_event_open(&(0x7f00000000c0)={0x5, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0, 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000000c0)={0x5, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0, 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000000c0)={0x5, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0, 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000002940)={0x5, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0, 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000000c0)={0x5, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:50:00 executing program 2: perf_event_open(&(0x7f00000000c0)={0x5, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0, 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000000c0)={0x5, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0, 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000000c0)={0x5, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0, 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000002940)={0x5, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0, 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000000c0)={0x5, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:50:00 executing program 1: r0 = getpid() r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup/cgroup.procs\x00', 0x2, 0x0) read(r1, &(0x7f0000000080)=""/1, 0x1) write$cgroup_pid(r1, &(0x7f00000000c0)=r0, 0x12) close(r1) openat(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup/pids.max\x00', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/cgroup.procs\x00', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000180)='./cgroup.cpu/cpuset.cpus\x00', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f00000001c0)='./cgroup.net/cgroup.procs\x00', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000200)='./cgroup.net/devices.allow\x00', 0x1, 0x0) 11:50:00 executing program 1: r0 = getpid() r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup/cgroup.procs\x00', 0x2, 0x0) read(r1, &(0x7f0000000080)=""/1, 0x1) write$cgroup_pid(r1, &(0x7f00000000c0)=r0, 0x12) close(r1) openat(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup/pids.max\x00', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/cgroup.procs\x00', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000180)='./cgroup.cpu/cpuset.cpus\x00', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f00000001c0)='./cgroup.net/cgroup.procs\x00', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000200)='./cgroup.net/devices.allow\x00', 0x1, 0x0) 11:50:00 executing program 2: r0 = getpid() r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup/cgroup.procs\x00', 0x2, 0x0) read(r1, &(0x7f0000000080)=""/1, 0x1) write$cgroup_pid(r1, &(0x7f00000000c0)=r0, 0x12) close(r1) openat(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup/pids.max\x00', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/cgroup.procs\x00', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000180)='./cgroup.cpu/cpuset.cpus\x00', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f00000001c0)='./cgroup.net/cgroup.procs\x00', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000200)='./cgroup.net/devices.allow\x00', 0x1, 0x0) 11:50:00 executing program 1: r0 = getpid() r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup/cgroup.procs\x00', 0x2, 0x0) read(r1, &(0x7f0000000080)=""/1, 0x1) write$cgroup_pid(r1, &(0x7f00000000c0)=r0, 0x12) close(r1) openat(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup/pids.max\x00', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/cgroup.procs\x00', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000180)='./cgroup.cpu/cpuset.cpus\x00', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f00000001c0)='./cgroup.net/cgroup.procs\x00', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000200)='./cgroup.net/devices.allow\x00', 0x1, 0x0) 11:50:00 executing program 2: r0 = getpid() r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup/cgroup.procs\x00', 0x2, 0x0) read(r1, &(0x7f0000000080)=""/1, 0x1) write$cgroup_pid(r1, &(0x7f00000000c0)=r0, 0x12) close(r1) openat(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup/pids.max\x00', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/cgroup.procs\x00', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000180)='./cgroup.cpu/cpuset.cpus\x00', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f00000001c0)='./cgroup.net/cgroup.procs\x00', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000200)='./cgroup.net/devices.allow\x00', 0x1, 0x0) [ 130.316257] syz-executor.4 calls setitimer() with new_value NULL pointer. Misfeature support will be removed [ 130.430017] syz-executor.0 (298) used greatest stack depth: 24496 bytes left [ 132.732483] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 132.734255] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 132.737438] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 132.739157] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 132.740706] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 132.741802] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 132.757600] Bluetooth: hci0: HCI_REQ-0x0c1a [ 134.775817] Bluetooth: hci0: command 0x0409 tx timeout [ 134.966787] Bluetooth: hci1: Opcode 0x c03 failed: -110 [ 135.030754] Bluetooth: hci4: Opcode 0x c03 failed: -110 [ 135.030851] Bluetooth: hci7: Opcode 0x c03 failed: -110 [ 136.822892] Bluetooth: hci0: command 0x041b tx timeout [ 137.211079] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 137.229373] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 137.230542] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 137.241451] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 137.243514] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 137.244999] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 137.248382] Bluetooth: hci4: HCI_REQ-0x0c1a VM DIAGNOSIS: 11:49:59 Registers: info registers vcpu 0 RAX=000000000000002e RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8 RSI=ffffffff822b1551 RDI=ffffffff87643ba0 RBP=ffffffff87643b60 RSP=ffff88803e157698 R8 =0000000000000001 R9 =000000000000000a R10=000000000000002e R11=0000000000000001 R12=000000000000002e R13=ffffffff87643b60 R14=0000000000000010 R15=ffffffff822b1540 RIP=ffffffff822b15a9 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 00007f81815ba700 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=00007f7f2ac696f4 CR3=000000003df5e000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000600 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 00007f818412b7c0 00007f818412b7c8 YMM02=0000000000000000 0000000000000000 00007f818412b7e0 00007f818412b7c0 YMM03=0000000000000000 0000000000000000 00007f818412b7c8 00007f818412b7c0 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=dffffc0000000000 RBX=ffff88800dd3f918 RCX=0000000000000000 RDX=1ffff11001ba7f38 RSI=ffffffff8116db70 RDI=ffff88800dd3f924 RBP=ffff88800dd3f9c0 RSP=ffff88800dd3f830 R8 =ffffffff85e45c46 R9 =ffffffff85e45c4a R10=ffffed1001ba7f17 R11=ffff88800dd3f890 R12=ffff88800dd3f918 R13=0000000000000000 R14=ffff88800f428000 R15=ffff88800843cc80 RIP=ffffffff8135ae19 RFL=00000246 [---Z-P-] 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=00007f79a2c816f4 CR3=0000000005226000 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 0000000000000000 0000000000000000 YMM01=0000000000000000 0000000000000000 00007f79a2c90470 00007f79a2c8ff20 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