Warning: Permanently added '[localhost]:2372' (ECDSA) to the list of known hosts. 2022/09/29 03:43:41 fuzzer started 2022/09/29 03:43:42 dialing manager at localhost:45751 syzkaller login: [ 44.329628] cgroup: Unknown subsys name 'net' [ 44.429778] cgroup: Unknown subsys name 'rlimit' 2022/09/29 03:43:55 syscalls: 2215 2022/09/29 03:43:55 code coverage: enabled 2022/09/29 03:43:55 comparison tracing: enabled 2022/09/29 03:43:55 extra coverage: enabled 2022/09/29 03:43:55 setuid sandbox: enabled 2022/09/29 03:43:55 namespace sandbox: enabled 2022/09/29 03:43:55 Android sandbox: enabled 2022/09/29 03:43:55 fault injection: enabled 2022/09/29 03:43:55 leak checking: enabled 2022/09/29 03:43:55 net packet injection: enabled 2022/09/29 03:43:55 net device setup: enabled 2022/09/29 03:43:55 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2022/09/29 03:43:55 devlink PCI setup: PCI device 0000:00:10.0 is not available 2022/09/29 03:43:55 USB emulation: enabled 2022/09/29 03:43:55 hci packet injection: enabled 2022/09/29 03:43:55 wifi device emulation: failed to parse kernel version (6.0.0-rc7-next-20220928) 2022/09/29 03:43:55 802.15.4 emulation: enabled 2022/09/29 03:43:55 fetching corpus: 0, signal 0/2000 (executing program) 2022/09/29 03:43:55 fetching corpus: 39, signal 24353/27848 (executing program) 2022/09/29 03:43:55 fetching corpus: 89, signal 42539/47221 (executing program) 2022/09/29 03:43:55 fetching corpus: 139, signal 47362/53399 (executing program) 2022/09/29 03:43:55 fetching corpus: 189, signal 50270/57637 (executing program) 2022/09/29 03:43:55 fetching corpus: 239, signal 57654/66057 (executing program) 2022/09/29 03:43:56 fetching corpus: 289, signal 61008/70622 (executing program) 2022/09/29 03:43:56 fetching corpus: 339, signal 65896/76455 (executing program) 2022/09/29 03:43:56 fetching corpus: 389, signal 70065/81567 (executing program) 2022/09/29 03:43:56 fetching corpus: 439, signal 75176/87379 (executing program) 2022/09/29 03:43:56 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program) 2022/09/29 03:44:03 fetching corpus: 3478, signal 169222/187550 (executing program) 2022/09/29 03:44:03 fetching corpus: 3528, signal 170331/188105 (executing program) 2022/09/29 03:44:03 fetching corpus: 3578, signal 171190/188541 (executing program) 2022/09/29 03:44:03 fetching corpus: 3628, signal 172121/189001 (executing program) 2022/09/29 03:44:04 fetching corpus: 3678, signal 172756/189373 (executing program) 2022/09/29 03:44:04 fetching corpus: 3728, signal 173979/189889 (executing program) 2022/09/29 03:44:04 fetching corpus: 3778, signal 174641/190208 (executing program) 2022/09/29 03:44:04 fetching corpus: 3828, signal 175086/190507 (executing program) 2022/09/29 03:44:04 fetching corpus: 3878, signal 176295/190910 (executing program) 2022/09/29 03:44:04 fetching corpus: 3928, signal 176817/191223 (executing program) 2022/09/29 03:44:04 fetching corpus: 3977, signal 178250/191696 (executing program) 2022/09/29 03:44:04 fetching corpus: 4026, signal 178969/191959 (executing program) 2022/09/29 03:44:05 fetching corpus: 4075, signal 180810/192371 (executing program) 2022/09/29 03:44:05 fetching corpus: 4125, signal 181257/192573 (executing program) 2022/09/29 03:44:05 fetching corpus: 4175, signal 181960/192776 (executing program) 2022/09/29 03:44:05 fetching corpus: 4225, signal 182572/193077 (executing program) 2022/09/29 03:44:05 fetching corpus: 4274, signal 183106/193228 (executing program) 2022/09/29 03:44:05 fetching corpus: 4324, signal 183917/193401 (executing program) 2022/09/29 03:44:05 fetching corpus: 4374, signal 184278/193544 (executing program) 2022/09/29 03:44:05 fetching corpus: 4424, signal 184855/193676 (executing program) 2022/09/29 03:44:05 fetching corpus: 4474, signal 185542/193830 (executing program) 2022/09/29 03:44:06 fetching corpus: 4524, signal 186138/193946 (executing program) 2022/09/29 03:44:06 fetching corpus: 4574, signal 187396/194100 (executing program) 2022/09/29 03:44:06 fetching corpus: 4624, signal 188176/194181 (executing program) 2022/09/29 03:44:06 fetching corpus: 4660, signal 189006/194238 (executing program) 2022/09/29 03:44:06 fetching corpus: 4660, signal 189006/194289 (executing program) 2022/09/29 03:44:06 fetching corpus: 4660, signal 189006/194289 (executing program) 2022/09/29 03:44:08 starting 8 fuzzer processes 03:44:08 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$NL80211_CMD_JOIN_MESH(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000480)={&(0x7f0000000000)={0x28, 0x0, 0x0, 0x0, 0x0, {{}, {@val={0x8}, @void}}, [@NL80211_ATTR_MESH_CONFIG={0xc, 0x23, 0x0, 0x1, [@NL80211_MESHCONF_PLINK_TIMEOUT={0x8}]}]}, 0x28}}, 0x0) sendmsg$NFT_BATCH(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="2800000018000100000000000000000002"], 0x28}}, 0x0) 03:44:08 executing program 0: mkdir(&(0x7f00000001c0)='./file1\x00', 0x0) open_tree(0xffffffffffffff9c, &(0x7f0000002080)='./file1\x00', 0x101) 03:44:08 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$KDFONTOP_COPY(r0, 0x4b2f, 0x0) [ 70.440644] audit: type=1400 audit(1664423048.546:6): avc: denied { execmem } for pid=287 comm="syz-executor.1" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 03:44:08 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000400), 0xffffffffffffffff) sendmsg$NL802154_CMD_SET_PAN_ID(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000480)={&(0x7f0000000440)={0x14, r1, 0x1}, 0x14}}, 0x0) syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000000680), r0) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000900)={'wpan4\x00'}) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000ac0), r0) sendmsg$NL802154_CMD_SET_CHANNEL(r2, &(0x7f0000000bc0)={&(0x7f0000000a80)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000b80)={&(0x7f0000000b40)={0x14, r3, 0x1}, 0x14}}, 0x0) 03:44:08 executing program 4: r0 = openat$ptp0(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$PTP_PEROUT_REQUEST(r0, 0x40383d03, &(0x7f0000000040)) 03:44:08 executing program 5: r0 = perf_event_open$cgroup(&(0x7f00000000c0)={0x2, 0x80, 0x9c, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) close_range(r0, 0xffffffffffffffff, 0x4) 03:44:08 executing program 6: r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup/cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r0, &(0x7f0000000080)=0xffffffffffffffff, 0xa) 03:44:08 executing program 7: preadv2(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x4}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='oom_adj\x00') r1 = creat(&(0x7f0000000140)='./file1\x00', 0x0) ioctl$PTP_EXTTS_REQUEST(r1, 0x40103d02, &(0x7f0000000180)={0x80000000, 0x8}) ioctl$HIDIOCGRAWPHYS(r0, 0x80404805, &(0x7f0000000040)) r2 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x101042, 0x0) ioctl$FS_IOC_SETFLAGS(r2, 0x40086602, &(0x7f0000000080)=0x4000) r3 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x101042, 0x0) perf_event_open(&(0x7f0000001840)={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={&(0x7f0000001800), 0xd}, 0x0, 0x0, 0x0, 0x8}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) write(r3, &(0x7f0000000080)="01", 0x41030) [ 71.591647] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 71.594148] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 71.596174] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 71.599912] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 71.602116] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 71.603590] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 71.614727] Bluetooth: hci0: HCI_REQ-0x0c1a [ 71.720934] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 71.724524] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 71.726068] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 71.727671] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 71.728935] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 71.732077] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 71.734134] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 71.736809] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 71.738290] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 71.738400] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 71.740899] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 71.742738] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 71.746313] Bluetooth: hci1: HCI_REQ-0x0c1a [ 71.765358] Bluetooth: hci3: HCI_REQ-0x0c1a [ 71.812554] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 71.813091] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 71.816678] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 71.818500] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 [ 71.821125] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 71.822905] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 71.824157] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 71.825894] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 71.828819] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 71.830872] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 71.833043] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 71.836841] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 [ 71.838058] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 71.839163] Bluetooth: hci4: HCI_REQ-0x0c1a [ 71.850161] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 [ 71.850307] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 71.851728] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 71.856379] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 [ 71.857866] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 71.862605] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 [ 71.864132] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 71.865315] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 [ 71.866689] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 71.868384] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 71.869998] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 71.880436] Bluetooth: hci7: HCI_REQ-0x0c1a [ 71.888321] Bluetooth: hci2: HCI_REQ-0x0c1a [ 71.894077] Bluetooth: hci5: HCI_REQ-0x0c1a [ 73.677725] Bluetooth: hci0: command 0x0409 tx timeout [ 73.805307] Bluetooth: hci3: command 0x0409 tx timeout [ 73.805326] Bluetooth: hci6: Opcode 0x c03 failed: -110 [ 73.806330] Bluetooth: hci1: command 0x0409 tx timeout [ 73.869293] Bluetooth: hci4: command 0x0409 tx timeout [ 73.933340] Bluetooth: hci7: command 0x0409 tx timeout [ 73.933368] Bluetooth: hci5: command 0x0409 tx timeout [ 73.934363] Bluetooth: hci2: command 0x0409 tx timeout [ 75.726372] Bluetooth: hci0: command 0x041b tx timeout [ 75.853284] Bluetooth: hci3: command 0x041b tx timeout [ 75.854723] Bluetooth: hci1: command 0x041b tx timeout [ 75.917350] Bluetooth: hci4: command 0x041b tx timeout [ 75.981399] Bluetooth: hci2: command 0x041b tx timeout [ 75.982233] Bluetooth: hci5: command 0x041b tx timeout [ 75.982462] Bluetooth: hci7: command 0x041b tx timeout [ 77.774443] Bluetooth: hci0: command 0x040f tx timeout [ 77.902336] Bluetooth: hci1: command 0x040f tx timeout [ 77.902373] Bluetooth: hci3: command 0x040f tx timeout [ 77.966231] Bluetooth: hci4: command 0x040f tx timeout [ 78.029323] Bluetooth: hci7: command 0x040f tx timeout [ 78.030272] Bluetooth: hci5: command 0x040f tx timeout [ 78.030686] Bluetooth: hci2: command 0x040f tx timeout [ 79.181273] Bluetooth: hci6: Opcode 0x c03 failed: -110 [ 79.821571] Bluetooth: hci0: command 0x0419 tx timeout [ 79.949389] Bluetooth: hci1: command 0x0419 tx timeout [ 79.950334] Bluetooth: hci3: command 0x0419 tx timeout [ 80.014249] Bluetooth: hci4: command 0x0419 tx timeout [ 80.078376] Bluetooth: hci2: command 0x0419 tx timeout [ 80.078424] Bluetooth: hci5: command 0x0419 tx timeout [ 80.079149] Bluetooth: hci7: command 0x0419 tx timeout [ 82.195609] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 82.198993] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 82.201097] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 82.204293] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 82.206566] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 [ 82.208874] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 82.218298] Bluetooth: hci6: HCI_REQ-0x0c1a [ 84.238626] Bluetooth: hci6: command 0x0409 tx timeout [ 86.286254] Bluetooth: hci6: command 0x041b tx timeout [ 88.333416] Bluetooth: hci6: command 0x040f tx timeout [ 90.381294] Bluetooth: hci6: command 0x0419 tx timeout [ 129.529526] audit: type=1400 audit(1664423107.633:7): avc: denied { open } for pid=3704 comm="syz-executor.5" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 [ 129.531092] audit: type=1400 audit(1664423107.634:8): avc: denied { kernel } for pid=3704 comm="syz-executor.5" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 [ 129.536292] ------------[ cut here ]------------ [ 129.537241] WARNING: CPU: 0 PID: 3700 at kernel/events/core.c:2233 event_filter_match+0x422/0x660 [ 129.538505] Modules linked in: [ 129.538935] CPU: 0 PID: 3700 Comm: modprobe Not tainted 6.0.0-rc7-next-20220928 #1 [ 129.539917] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 129.542026] RIP: 0010:event_filter_match+0x422/0x660 [ 129.542989] Code: 00 00 00 e9 7c fc ff ff e8 bb 2e f1 ff 65 8b 2d d0 97 ad 7e 31 ff 89 ee e8 5b 2b f1 ff 85 ed 0f 84 ef 00 00 00 e8 9e 2e f1 ff <0f> 0b eb 9f e8 c5 a5 23 00 e9 17 fc ff ff e8 8b 2e f1 ff 48 8d 7b [ 129.545496] RSP: 0018:ffff88806ce09b28 EFLAGS: 00010046 [ 129.546251] RAX: 0000000000000000 RBX: ffff88801bce8000 RCX: 0000000000000100 [ 129.547200] RDX: ffff88803f6b0000 RSI: ffffffff8154de02 RDI: 0000000000000005 [ 129.548106] RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000001 [ 129.549021] R10: 0000000000000000 R11: ffffffff865b401b R12: ffff88801bce8220 [ 129.549952] R13: 0000000000000000 R14: ffff88801bce80a8 R15: ffff88801bce8220 [ 129.550865] FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 [ 129.551885] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.552626] CR2: 00007f53456d48e0 CR3: 000000003f45e000 CR4: 0000000000350ef0 [ 129.553533] Call Trace: [ 129.553890] [ 129.554187] merge_sched_in+0x107/0x1110 [ 129.554722] visit_groups_merge.constprop.0.isra.0+0x4fc/0xef0 [ 129.555559] ? merge_sched_in+0x1110/0x1110 [ 129.556139] ? lock_is_held_type+0xd7/0x130 [ 129.556763] ctx_sched_in+0x2e6/0x770 [ 129.557283] ? lock_acquire+0x1b2/0x530 [ 129.557869] ? visit_groups_merge.constprop.0.isra.0+0xef0/0xef0 [ 129.558695] ? lock_is_held_type+0xd7/0x130 [ 129.559308] perf_event_sched_in+0x75/0x80 [ 129.559886] ctx_resched+0x1ce/0x390 [ 129.560424] __perf_install_in_context+0x285/0x9c0 [ 129.561100] ? lock_chain_count+0x20/0x20 [ 129.561812] ? ctx_resched+0x390/0x390 [ 129.562348] remote_function+0x125/0x1b0 [ 129.562909] __flush_smp_call_function_queue+0x1df/0x5a0 [ 129.563642] ? perf_duration_warn+0x40/0x40 [ 129.564243] __sysvec_call_function_single+0x92/0x3a0 [ 129.564950] sysvec_call_function_single+0x3b/0xc0 [ 129.565635] asm_sysvec_call_function_single+0x16/0x20 [ 129.566354] RIP: 0010:__do_softirq+0x183/0x8f5 [ 129.566941] Code: 0a 00 00 00 48 89 44 24 18 48 c7 c7 e0 cf 85 84 e8 62 0f c5 ff 65 66 c7 05 48 71 a3 7b 00 00 e8 13 e2 ec fc fb bb ff ff ff ff <41> 0f bc de 83 c3 01 0f 84 9c 02 00 00 48 c7 c5 c0 a0 20 85 e9 99 [ 129.568609] RSP: 0018:ffff88806ce09f70 EFLAGS: 00000206 [ 129.569114] RAX: 00000000000018f6 RBX: 00000000ffffffff RCX: ffffffff81297e7f [ 129.569800] RDX: 0000000000000000 RSI: 0000000000000100 RDI: 0000000000000000 [ 129.570463] RBP: ffff888008638000 R08: 0000000000000001 R09: ffffffff86cd37ef [ 129.571132] R10: fffffbfff0d9a6fd R11: 0000000000000001 R12: 0000000000000000 [ 129.571795] R13: 0000000000000000 R14: 0000000000000002 R15: 0000000000000000 [ 129.572468] ? mark_lock.part.0+0xef/0x2f70 [ 129.572906] __irq_exit_rcu+0x11b/0x180 [ 129.573301] irq_exit_rcu+0x5/0x20 [ 129.573665] sysvec_apic_timer_interrupt+0x8e/0xc0 [ 129.574142] [ 129.574363] [ 129.574586] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 129.575089] RIP: 0010:lock_acquire+0x1db/0x530 [ 129.575536] Code: 02 b8 ff ff ff ff 65 0f c1 05 81 52 d8 7e 83 f8 01 0f 85 c8 02 00 00 48 83 7c 24 08 00 74 01 fb 48 b8 00 00 00 00 00 fc ff df <48> 01 c3 48 c7 03 00 00 00 00 48 c7 43 08 00 00 00 00 48 8b 84 24 [ 129.577217] RSP: 0018:ffff8880187bf400 EFLAGS: 00000206 [ 129.577729] RAX: dffffc0000000000 RBX: 1ffff110030f7e82 RCX: 0000000075d02bfc [ 129.578389] RDX: 1ffff11007ed612e RSI: 0000000000000000 RDI: 0000000000000000 [ 129.579053] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff86cd37c7 [ 129.579715] R10: fffffbfff0d9a6f8 R11: 0000000000000001 R12: 0000000000000002 [ 129.580376] R13: 0000000000000000 R14: ffffffff85407360 R15: 0000000000000000 [ 129.581064] ? lock_release+0x750/0x750 [ 129.581466] ? unwind_next_frame+0xe06/0x20b0 [ 129.581916] ? arch_stack_walk+0x5f/0xf0 [ 129.582320] __is_insn_slot_addr+0x3d/0x250 [ 129.582729] ? __free_insn_slot+0x520/0x520 [ 129.583144] kernel_text_address+0x44/0xb0 [ 129.583547] __kernel_text_address+0x9/0x40 [ 129.583956] unwind_get_return_address+0x55/0xa0 [ 129.584412] ? write_profile+0x3a0/0x3a0 [ 129.584806] arch_stack_walk+0x99/0xf0 [ 129.585209] stack_trace_save+0x8c/0xc0 [ 129.585599] ? filter_irq_stacks+0x90/0x90 [ 129.586012] ? lock_chain_count+0x20/0x20 [ 129.586414] ? __lock_acquire+0x164d/0x5e70 [ 129.586833] kasan_save_stack+0x1e/0x40 [ 129.587219] ? kasan_save_stack+0x1e/0x40 [ 129.587621] ? kasan_set_track+0x21/0x30 [ 129.588010] ? __kasan_slab_alloc+0x58/0x70 [ 129.588423] ? kmem_cache_alloc+0x1a9/0x3e0 [ 129.588833] ? __create_object+0x3d/0xc10 [ 129.589232] ? kmem_cache_alloc_bulk+0x414/0x7d0 [ 129.589691] ? mas_alloc_nodes+0x2ff/0x800 [ 129.590094] ? mas_preallocate+0x1bb/0x360 [ 129.590495] ? __vma_adjust+0x18a/0x1aa0 [ 129.590888] ? __split_vma+0x4c3/0x5d0 [ 129.591263] ? split_vma+0x9f/0xe0 [ 129.591611] ? mprotect_fixup+0x691/0x8c0 [ 129.592009] ? do_mprotect_pkey+0x6fb/0xa70 [ 129.592423] ? __x64_sys_mprotect+0x74/0xb0 [ 129.592835] ? do_syscall_64+0x3b/0x90 [ 129.593210] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 129.593727] ? lock_release+0x3b2/0x750 [ 129.594111] ? ___slab_alloc+0x847/0x1080 [ 129.594519] ? mark_held_locks+0x9e/0xe0 [ 129.594916] ? ___slab_alloc+0x86e/0x1080 [ 129.595310] ? ___slab_alloc+0x86e/0x1080 [ 129.595704] ? lockdep_hardirqs_on+0x79/0x100 [ 129.596139] ? ___slab_alloc+0x86e/0x1080 [ 129.596536] ? __create_object+0x3d/0xc10 [ 129.596925] ? lock_release+0x3b2/0x750 [ 129.597325] kasan_set_track+0x21/0x30 [ 129.597705] __kasan_slab_alloc+0x58/0x70 [ 129.598105] kmem_cache_alloc+0x1a9/0x3e0 [ 129.598530] __create_object+0x3d/0xc10 [ 129.598942] ? kasan_set_track+0x21/0x30 [ 129.599354] kmem_cache_alloc_bulk+0x414/0x7d0 [ 129.599818] mas_alloc_nodes+0x2ff/0x800 [ 129.600219] ? find_vma+0x10c/0x1b0 [ 129.600589] mas_preallocate+0x1bb/0x360 [ 129.601003] __vma_adjust+0x18a/0x1aa0 [ 129.601402] ? vm_area_alloc+0x100/0x100 [ 129.601835] ? vma_expand+0xb50/0xb50 [ 129.602230] ? anon_vma_clone+0x3b8/0x560 [ 129.602656] __split_vma+0x4c3/0x5d0 [ 129.603055] split_vma+0x9f/0xe0 [ 129.603415] mprotect_fixup+0x691/0x8c0 [ 129.603854] ? change_protection+0x34a0/0x34a0 [ 129.604327] do_mprotect_pkey+0x6fb/0xa70 [ 129.604778] ? mprotect_fixup+0x8c0/0x8c0 [ 129.605205] ? up_write+0x1ac/0x520 [ 129.605589] ? vm_mmap_pgoff+0xe8/0x270 [ 129.606013] ? lock_is_held_type+0xd7/0x130 [ 129.606462] __x64_sys_mprotect+0x74/0xb0 [ 129.606909] do_syscall_64+0x3b/0x90 [ 129.607287] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 129.607807] RIP: 0033:0x7f53459d8e27 [ 129.608195] Code: 44 00 00 b8 0b 00 00 00 0f 05 48 3d 01 f0 ff ff 73 01 c3 48 8d 0d 31 03 01 00 f7 d8 89 01 48 83 c8 ff c3 b8 0a 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8d 0d 11 03 01 00 f7 d8 89 01 48 83 [ 129.609983] RSP: 002b:00007ffdeba173a8 EFLAGS: 00000206 ORIG_RAX: 000000000000000a [ 129.610724] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f53459d8e27 [ 129.611430] RDX: 0000000000000000 RSI: 0000000000196000 RDI: 00007f53454fb000 [ 129.612125] RBP: 00007ffdeba17740 R08: 0000000000000000 R09: 0000000000000000 [ 129.612811] R10: 0000000000000802 R11: 0000000000000206 R12: 00007f53459b7a20 [ 129.613507] R13: 00007ffdeba173b0 R14: 0000000000000000 R15: 00007ffdeba177d0 [ 129.614222] [ 129.614460] irq event stamp: 6391 [ 129.614797] hardirqs last enabled at (6390): [] __do_softirq+0x17d/0x8f5 [ 129.615615] hardirqs last disabled at (6391): [] sysvec_call_function_single+0xb/0xc0 [ 129.616543] softirqs last enabled at (6024): [] __irq_exit_rcu+0x11b/0x180 [ 129.617399] softirqs last disabled at (6389): [] __irq_exit_rcu+0x11b/0x180 [ 129.618243] ---[ end trace 0000000000000000 ]--- [ 129.618754] ------------[ cut here ]------------ [ 129.619227] WARNING: CPU: 0 PID: 3700 at kernel/events/core.c:2557 merge_sched_in+0xadb/0x1110 [ 129.620079] Modules linked in: [ 129.620423] CPU: 0 PID: 3700 Comm: modprobe Tainted: G W 6.0.0-rc7-next-20220928 #1 [ 129.621297] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 129.622394] RIP: 0010:merge_sched_in+0xadb/0x1110 [ 129.622856] Code: ff ff e8 48 09 ef ff 65 8b 05 5d 72 ab 7e 31 ff 89 c6 89 04 24 e8 e5 05 ef ff 8b 04 24 85 c0 0f 84 13 02 00 00 e8 25 09 ef ff <0f> 0b e9 c4 fb ff ff e8 19 09 ef ff 4c 89 e8 48 05 18 01 00 00 e9 [ 129.624567] RSP: 0018:ffff88806ce09b68 EFLAGS: 00010046 [ 129.625076] RAX: 0000000000000000 RBX: ffff88806ce3d140 RCX: 0000000000000100 [ 129.625758] RDX: ffff88803f6b0000 RSI: ffffffff8157037b RDI: 0000000000000005 [ 129.626460] RBP: ffff88801bce8000 R08: 0000000000000005 R09: 0000000000000001 [ 129.627134] R10: 0000000000000000 R11: ffffffff865b401b R12: ffff88806ce3d140 [ 129.627826] R13: ffff88806ce00000 R14: ffff88801bce80a8 R15: ffff88801bce8220 [ 129.628547] FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 [ 129.629312] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.629883] CR2: 00007f53456d48e0 CR3: 000000003f45e000 CR4: 0000000000350ef0 [ 129.630550] Call Trace: [ 129.630800] [ 129.631023] visit_groups_merge.constprop.0.isra.0+0x4fc/0xef0 [ 129.631606] ? merge_sched_in+0x1110/0x1110 [ 129.632025] ? lock_is_held_type+0xd7/0x130 [ 129.632465] ctx_sched_in+0x2e6/0x770 [ 129.632841] ? lock_acquire+0x1b2/0x530 [ 129.633238] ? visit_groups_merge.constprop.0.isra.0+0xef0/0xef0 [ 129.633842] ? lock_is_held_type+0xd7/0x130 [ 129.634279] perf_event_sched_in+0x75/0x80 [ 129.634689] ctx_resched+0x1ce/0x390 [ 129.635058] __perf_install_in_context+0x285/0x9c0 [ 129.635534] ? lock_chain_count+0x20/0x20 [ 129.635941] ? ctx_resched+0x390/0x390 [ 129.636318] remote_function+0x125/0x1b0 [ 129.636723] __flush_smp_call_function_queue+0x1df/0x5a0 [ 129.637239] ? perf_duration_warn+0x40/0x40 [ 129.637667] __sysvec_call_function_single+0x92/0x3a0 [ 129.638171] sysvec_call_function_single+0x3b/0xc0 [ 129.638649] asm_sysvec_call_function_single+0x16/0x20 [ 129.639148] RIP: 0010:__do_softirq+0x183/0x8f5 [ 129.639593] Code: 0a 00 00 00 48 89 44 24 18 48 c7 c7 e0 cf 85 84 e8 62 0f c5 ff 65 66 c7 05 48 71 a3 7b 00 00 e8 13 e2 ec fc fb bb ff ff ff ff <41> 0f bc de 83 c3 01 0f 84 9c 02 00 00 48 c7 c5 c0 a0 20 85 e9 99 [ 129.641254] RSP: 0018:ffff88806ce09f70 EFLAGS: 00000206 [ 129.641745] RAX: 00000000000018f6 RBX: 00000000ffffffff RCX: ffffffff81297e7f [ 129.642379] RDX: 0000000000000000 RSI: 0000000000000100 RDI: 0000000000000000 [ 129.643011] RBP: ffff888008638000 R08: 0000000000000001 R09: ffffffff86cd37ef [ 129.643642] R10: fffffbfff0d9a6fd R11: 0000000000000001 R12: 0000000000000000 [ 129.644269] R13: 0000000000000000 R14: 0000000000000002 R15: 0000000000000000 [ 129.644905] ? mark_lock.part.0+0xef/0x2f70 [ 129.645326] __irq_exit_rcu+0x11b/0x180 [ 129.645704] irq_exit_rcu+0x5/0x20 [ 129.646042] sysvec_apic_timer_interrupt+0x8e/0xc0 [ 129.646493] [ 129.646705] [ 129.646918] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 129.647395] RIP: 0010:lock_acquire+0x1db/0x530 [ 129.647820] Code: 02 b8 ff ff ff ff 65 0f c1 05 81 52 d8 7e 83 f8 01 0f 85 c8 02 00 00 48 83 7c 24 08 00 74 01 fb 48 b8 00 00 00 00 00 fc ff df <48> 01 c3 48 c7 03 00 00 00 00 48 c7 43 08 00 00 00 00 48 8b 84 24 [ 129.649395] RSP: 0018:ffff8880187bf400 EFLAGS: 00000206 [ 129.649871] RAX: dffffc0000000000 RBX: 1ffff110030f7e82 RCX: 0000000075d02bfc [ 129.650500] RDX: 1ffff11007ed612e RSI: 0000000000000000 RDI: 0000000000000000 [ 129.651127] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff86cd37c7 [ 129.651753] R10: fffffbfff0d9a6f8 R11: 0000000000000001 R12: 0000000000000002 [ 129.652381] R13: 0000000000000000 R14: ffffffff85407360 R15: 0000000000000000 [ 129.653030] ? lock_release+0x750/0x750 [ 129.653416] ? unwind_next_frame+0xe06/0x20b0 [ 129.653845] ? arch_stack_walk+0x5f/0xf0 [ 129.654234] __is_insn_slot_addr+0x3d/0x250 [ 129.654628] ? __free_insn_slot+0x520/0x520 [ 129.655024] kernel_text_address+0x44/0xb0 [ 129.655410] __kernel_text_address+0x9/0x40 [ 129.655800] unwind_get_return_address+0x55/0xa0 [ 129.656233] ? write_profile+0x3a0/0x3a0 [ 129.656608] arch_stack_walk+0x99/0xf0 [ 129.656991] stack_trace_save+0x8c/0xc0 [ 129.657363] ? filter_irq_stacks+0x90/0x90 [ 129.657767] ? lock_chain_count+0x20/0x20 [ 129.658149] ? __lock_acquire+0x164d/0x5e70 [ 129.658549] kasan_save_stack+0x1e/0x40 [ 129.658915] ? kasan_save_stack+0x1e/0x40 [ 129.659301] ? kasan_set_track+0x21/0x30 [ 129.659678] ? __kasan_slab_alloc+0x58/0x70 [ 129.660079] ? kmem_cache_alloc+0x1a9/0x3e0 [ 129.660468] ? __create_object+0x3d/0xc10 [ 129.660840] ? kmem_cache_alloc_bulk+0x414/0x7d0 [ 129.661403] ? mas_alloc_nodes+0x2ff/0x800 [ 129.661809] ? mas_preallocate+0x1bb/0x360 [ 129.662206] ? __vma_adjust+0x18a/0x1aa0 [ 129.662587] ? __split_vma+0x4c3/0x5d0 [ 129.662963] ? split_vma+0x9f/0xe0 [ 129.663304] ? mprotect_fixup+0x691/0x8c0 [ 129.663697] ? do_mprotect_pkey+0x6fb/0xa70 [ 129.664107] ? __x64_sys_mprotect+0x74/0xb0 [ 129.664517] ? do_syscall_64+0x3b/0x90 [ 129.664884] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 129.665382] ? lock_release+0x3b2/0x750 [ 129.665775] ? ___slab_alloc+0x847/0x1080 [ 129.666170] ? mark_held_locks+0x9e/0xe0 [ 129.666561] ? ___slab_alloc+0x86e/0x1080 [ 129.666951] ? ___slab_alloc+0x86e/0x1080 [ 129.667349] ? lockdep_hardirqs_on+0x79/0x100 [ 129.667775] ? ___slab_alloc+0x86e/0x1080 [ 129.668173] ? __create_object+0x3d/0xc10 [ 129.668564] ? lock_release+0x3b2/0x750 [ 129.668964] kasan_set_track+0x21/0x30 [ 129.669334] __kasan_slab_alloc+0x58/0x70 [ 129.669739] kmem_cache_alloc+0x1a9/0x3e0 [ 129.670138] __create_object+0x3d/0xc10 [ 129.670519] ? kasan_set_track+0x21/0x30 [ 129.670907] kmem_cache_alloc_bulk+0x414/0x7d0 [ 129.671350] mas_alloc_nodes+0x2ff/0x800 [ 129.671730] ? find_vma+0x10c/0x1b0 [ 129.672081] mas_preallocate+0x1bb/0x360 [ 129.672471] __vma_adjust+0x18a/0x1aa0 [ 129.672849] ? vm_area_alloc+0x100/0x100 [ 129.673251] ? vma_expand+0xb50/0xb50 [ 129.673628] ? anon_vma_clone+0x3b8/0x560 [ 129.674020] __split_vma+0x4c3/0x5d0 [ 129.674376] split_vma+0x9f/0xe0 [ 129.674711] mprotect_fixup+0x691/0x8c0 [ 129.675102] ? change_protection+0x34a0/0x34a0 [ 129.675552] do_mprotect_pkey+0x6fb/0xa70 [ 129.675951] ? mprotect_fixup+0x8c0/0x8c0 [ 129.676340] ? up_write+0x1ac/0x520 [ 129.676692] ? vm_mmap_pgoff+0xe8/0x270 [ 129.677076] ? lock_is_held_type+0xd7/0x130 [ 129.677487] __x64_sys_mprotect+0x74/0xb0 [ 129.677883] do_syscall_64+0x3b/0x90 [ 129.678241] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 129.678717] RIP: 0033:0x7f53459d8e27 [ 129.679060] Code: 44 00 00 b8 0b 00 00 00 0f 05 48 3d 01 f0 ff ff 73 01 c3 48 8d 0d 31 03 01 00 f7 d8 89 01 48 83 c8 ff c3 b8 0a 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8d 0d 11 03 01 00 f7 d8 89 01 48 83 [ 129.680683] RSP: 002b:00007ffdeba173a8 EFLAGS: 00000206 ORIG_RAX: 000000000000000a [ 129.681370] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f53459d8e27 [ 129.682024] RDX: 0000000000000000 RSI: 0000000000196000 RDI: 00007f53454fb000 [ 129.682665] RBP: 00007ffdeba17740 R08: 0000000000000000 R09: 0000000000000000 [ 129.683303] R10: 0000000000000802 R11: 0000000000000206 R12: 00007f53459b7a20 [ 129.683945] R13: 00007ffdeba173b0 R14: 0000000000000000 R15: 00007ffdeba177d0 [ 129.684608] [ 129.684829] irq event stamp: 6391 [ 129.685148] hardirqs last enabled at (6390): [] __do_softirq+0x17d/0x8f5 [ 129.685915] hardirqs last disabled at (6391): [] sysvec_call_function_single+0xb/0xc0 [ 129.686760] softirqs last enabled at (6024): [] __irq_exit_rcu+0x11b/0x180 [ 129.687537] softirqs last disabled at (6389): [] __irq_exit_rcu+0x11b/0x180 [ 129.688311] ---[ end trace 0000000000000000 ]--- [ 129.756094] ------------[ cut here ]------------ [ 129.756120] [ 129.756123] ====================================================== [ 129.756127] WARNING: possible circular locking dependency detected [ 129.756133] 6.0.0-rc7-next-20220928 #1 Tainted: G W [ 129.756142] ------------------------------------------------------ [ 129.756146] syz-executor.7/3710 is trying to acquire lock: [ 129.756154] ffffffff853faab8 ((console_sem).lock){-.-.}-{2:2}, at: down_trylock+0xe/0x70 [ 129.756205] [ 129.756205] but task is already holding lock: [ 129.756209] ffff888009b8a020 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 129.756243] [ 129.756243] which lock already depends on the new lock. [ 129.756243] [ 129.756247] [ 129.756247] the existing dependency chain (in reverse order) is: [ 129.756251] [ 129.756251] -> #3 (&ctx->lock){....}-{2:2}: [ 129.756268] _raw_spin_lock+0x2a/0x40 [ 129.756284] __perf_event_task_sched_out+0x53b/0x18d0 [ 129.756300] __schedule+0xedd/0x2470 [ 129.756321] schedule+0xda/0x1b0 [ 129.756341] exit_to_user_mode_prepare+0x114/0x1a0 [ 129.756356] syscall_exit_to_user_mode+0x19/0x40 [ 129.756375] do_syscall_64+0x48/0x90 [ 129.756387] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 129.756406] [ 129.756406] -> #2 (&rq->__lock){-.-.}-{2:2}: [ 129.756423] _raw_spin_lock_nested+0x30/0x40 [ 129.756438] raw_spin_rq_lock_nested+0x1e/0x30 [ 129.756454] task_fork_fair+0x63/0x4d0 [ 129.756476] sched_cgroup_fork+0x3d0/0x540 [ 129.756495] copy_process+0x4183/0x6e20 [ 129.756508] kernel_clone+0xe7/0x890 [ 129.756520] user_mode_thread+0xad/0xf0 [ 129.756533] rest_init+0x24/0x250 [ 129.756550] arch_call_rest_init+0xf/0x14 [ 129.756574] start_kernel+0x4c6/0x4eb [ 129.756595] secondary_startup_64_no_verify+0xe0/0xeb [ 129.756613] [ 129.756613] -> #1 (&p->pi_lock){-.-.}-{2:2}: [ 129.756630] _raw_spin_lock_irqsave+0x39/0x60 [ 129.756646] try_to_wake_up+0xab/0x1930 [ 129.756663] up+0x75/0xb0 [ 129.756684] __up_console_sem+0x6e/0x80 [ 129.756705] console_unlock+0x46a/0x590 [ 129.756726] do_con_write+0xc05/0x1d50 [ 129.756742] con_write+0x21/0x40 [ 129.756755] n_tty_write+0x4d4/0xfe0 [ 129.756773] file_tty_write.constprop.0+0x455/0x8a0 [ 129.756789] vfs_write+0x9c3/0xd90 [ 129.756813] ksys_write+0x127/0x250 [ 129.756824] do_syscall_64+0x3b/0x90 [ 129.756837] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 129.756855] [ 129.756855] -> #0 ((console_sem).lock){-.-.}-{2:2}: [ 129.756872] __lock_acquire+0x2a02/0x5e70 [ 129.756894] lock_acquire+0x1a2/0x530 [ 129.756915] _raw_spin_lock_irqsave+0x39/0x60 [ 129.756931] down_trylock+0xe/0x70 [ 129.756953] __down_trylock_console_sem+0x3b/0xd0 [ 129.756974] vprintk_emit+0x16b/0x560 [ 129.756995] vprintk+0x84/0xa0 [ 129.757016] _printk+0xba/0xf1 [ 129.757033] report_bug.cold+0x72/0xab [ 129.757045] handle_bug+0x3c/0x70 [ 129.757057] exc_invalid_op+0x14/0x50 [ 129.757070] asm_exc_invalid_op+0x16/0x20 [ 129.757088] group_sched_out.part.0+0x2c7/0x460 [ 129.757102] ctx_sched_out+0x8f1/0xc10 [ 129.757114] __perf_event_task_sched_out+0x6d0/0x18d0 [ 129.757130] __schedule+0xedd/0x2470 [ 129.757150] schedule+0xda/0x1b0 [ 129.757170] exit_to_user_mode_prepare+0x114/0x1a0 [ 129.757184] syscall_exit_to_user_mode+0x19/0x40 [ 129.757202] do_syscall_64+0x48/0x90 [ 129.757214] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 129.757232] [ 129.757232] other info that might help us debug this: [ 129.757232] [ 129.757236] Chain exists of: [ 129.757236] (console_sem).lock --> &rq->__lock --> &ctx->lock [ 129.757236] [ 129.757254] Possible unsafe locking scenario: [ 129.757254] [ 129.757257] CPU0 CPU1 [ 129.757260] ---- ---- [ 129.757263] lock(&ctx->lock); [ 129.757270] lock(&rq->__lock); [ 129.757278] lock(&ctx->lock); [ 129.757286] lock((console_sem).lock); [ 129.757293] [ 129.757293] *** DEADLOCK *** [ 129.757293] [ 129.757295] 2 locks held by syz-executor.7/3710: [ 129.757304] #0: ffff88806ce37d18 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x1cf/0x2470 [ 129.757344] #1: ffff888009b8a020 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0 [ 129.757379] [ 129.757379] stack backtrace: [ 129.757383] CPU: 0 PID: 3710 Comm: syz-executor.7 Tainted: G W 6.0.0-rc7-next-20220928 #1 [ 129.757399] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 129.757408] Call Trace: [ 129.757412] [ 129.757417] dump_stack_lvl+0x8b/0xb3 [ 129.757432] check_noncircular+0x263/0x2e0 [ 129.757453] ? format_decode+0x26c/0xb50 [ 129.757476] ? print_circular_bug+0x450/0x450 [ 129.757499] ? enable_ptr_key_workfn+0x20/0x20 [ 129.757523] ? format_decode+0x26c/0xb50 [ 129.757548] ? alloc_chain_hlocks+0x1ec/0x5a0 [ 129.757571] __lock_acquire+0x2a02/0x5e70 [ 129.757606] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 129.757635] lock_acquire+0x1a2/0x530 [ 129.757657] ? down_trylock+0xe/0x70 [ 129.757682] ? lock_release+0x750/0x750 [ 129.757710] ? vprintk+0x84/0xa0 [ 129.757733] _raw_spin_lock_irqsave+0x39/0x60 [ 129.757750] ? down_trylock+0xe/0x70 [ 129.757773] down_trylock+0xe/0x70 [ 129.757796] ? vprintk+0x84/0xa0 [ 129.757819] __down_trylock_console_sem+0x3b/0xd0 [ 129.757842] vprintk_emit+0x16b/0x560 [ 129.757867] vprintk+0x84/0xa0 [ 129.757890] _printk+0xba/0xf1 [ 129.757907] ? record_print_text.cold+0x16/0x16 [ 129.757929] ? report_bug.cold+0x66/0xab [ 129.757943] ? group_sched_out.part.0+0x2c7/0x460 [ 129.757958] report_bug.cold+0x72/0xab [ 129.757974] handle_bug+0x3c/0x70 [ 129.757988] exc_invalid_op+0x14/0x50 [ 129.758002] asm_exc_invalid_op+0x16/0x20 [ 129.758021] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 129.758038] Code: 5e 41 5f e9 cb a9 ef ff e8 c6 a9 ef ff 65 8b 1d db 12 ac 7e 31 ff 89 de e8 66 a6 ef ff 85 db 0f 84 8a 00 00 00 e8 a9 a9 ef ff <0f> 0b e9 a5 fe ff ff e8 9d a9 ef ff 48 8d 7d 10 48 b8 00 00 00 00 [ 129.758051] RSP: 0018:ffff88802fc97c48 EFLAGS: 00010006 [ 129.758062] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 129.758072] RDX: ffff88801b693580 RSI: ffffffff815662f7 RDI: 0000000000000005 [ 129.758082] RBP: ffff8880086605c8 R08: 0000000000000005 R09: 0000000000000001 [ 129.758091] R10: 0000000000000000 R11: ffffffff865b401b R12: ffff888009b8a000 [ 129.758100] R13: ffff88806ce3d140 R14: ffffffff8547cf00 R15: 0000000000000002 [ 129.758114] ? group_sched_out.part.0+0x2c7/0x460 [ 129.758131] ? group_sched_out.part.0+0x2c7/0x460 [ 129.758148] ctx_sched_out+0x8f1/0xc10 [ 129.758165] __perf_event_task_sched_out+0x6d0/0x18d0 [ 129.758185] ? lock_is_held_type+0xd7/0x130 [ 129.758207] ? __perf_cgroup_move+0x160/0x160 [ 129.758223] ? set_next_entity+0x304/0x550 [ 129.758246] ? update_curr+0x267/0x740 [ 129.758271] ? lock_is_held_type+0xd7/0x130 [ 129.758291] __schedule+0xedd/0x2470 [ 129.758315] ? io_schedule_timeout+0x150/0x150 [ 129.758339] ? rcu_read_lock_sched_held+0x3e/0x80 [ 129.758366] schedule+0xda/0x1b0 [ 129.758387] exit_to_user_mode_prepare+0x114/0x1a0 [ 129.758403] syscall_exit_to_user_mode+0x19/0x40 [ 129.758422] do_syscall_64+0x48/0x90 [ 129.758436] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 129.758455] RIP: 0033:0x7f25a75b7b19 [ 129.758465] 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 [ 129.758479] RSP: 002b:00007f25a4b2d218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 129.758492] RAX: 0000000000000001 RBX: 00007f25a76caf68 RCX: 00007f25a75b7b19 [ 129.758501] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f25a76caf6c [ 129.758510] RBP: 00007f25a76caf60 R08: 000000000000000e R09: 0000000000000000 [ 129.758519] R10: 0000000000000003 R11: 0000000000000246 R12: 00007f25a76caf6c [ 129.758528] R13: 00007ffd2cc0d6ef R14: 00007f25a4b2d300 R15: 0000000000022000 [ 129.758544] [ 129.823897] WARNING: CPU: 0 PID: 3710 at kernel/events/core.c:2309 group_sched_out.part.0+0x2c7/0x460 [ 129.824645] Modules linked in: [ 129.824923] CPU: 0 PID: 3710 Comm: syz-executor.7 Tainted: G W 6.0.0-rc7-next-20220928 #1 [ 129.825695] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 [ 129.826608] RIP: 0010:group_sched_out.part.0+0x2c7/0x460 [ 129.827055] Code: 5e 41 5f e9 cb a9 ef ff e8 c6 a9 ef ff 65 8b 1d db 12 ac 7e 31 ff 89 de e8 66 a6 ef ff 85 db 0f 84 8a 00 00 00 e8 a9 a9 ef ff <0f> 0b e9 a5 fe ff ff e8 9d a9 ef ff 48 8d 7d 10 48 b8 00 00 00 00 [ 129.828503] RSP: 0018:ffff88802fc97c48 EFLAGS: 00010006 [ 129.828942] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000 [ 129.829515] RDX: ffff88801b693580 RSI: ffffffff815662f7 RDI: 0000000000000005 [ 129.830110] RBP: ffff8880086605c8 R08: 0000000000000005 R09: 0000000000000001 [ 129.830693] R10: 0000000000000000 R11: ffffffff865b401b R12: ffff888009b8a000 [ 129.831281] R13: ffff88806ce3d140 R14: ffffffff8547cf00 R15: 0000000000000002 [ 129.831852] FS: 00007f25a4b2d700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 [ 129.832513] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 129.832987] CR2: 000055c2fda3afa8 CR3: 000000002fc10000 CR4: 0000000000350ef0 [ 129.833583] Call Trace: [ 129.833803] [ 129.834001] ctx_sched_out+0x8f1/0xc10 [ 129.834332] __perf_event_task_sched_out+0x6d0/0x18d0 [ 129.834760] ? lock_is_held_type+0xd7/0x130 [ 129.835125] ? __perf_cgroup_move+0x160/0x160 [ 129.835500] ? set_next_entity+0x304/0x550 [ 129.835857] ? update_curr+0x267/0x740 [ 129.836193] ? lock_is_held_type+0xd7/0x130 [ 129.836565] __schedule+0xedd/0x2470 [ 129.836887] ? io_schedule_timeout+0x150/0x150 [ 129.837282] ? rcu_read_lock_sched_held+0x3e/0x80 [ 129.837700] schedule+0xda/0x1b0 [ 129.837993] exit_to_user_mode_prepare+0x114/0x1a0 [ 129.838403] syscall_exit_to_user_mode+0x19/0x40 [ 129.838795] do_syscall_64+0x48/0x90 [ 129.839107] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 129.839534] RIP: 0033:0x7f25a75b7b19 [ 129.839846] 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 [ 129.841312] RSP: 002b:00007f25a4b2d218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 129.841941] RAX: 0000000000000001 RBX: 00007f25a76caf68 RCX: 00007f25a75b7b19 [ 129.842528] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f25a76caf6c [ 129.843101] RBP: 00007f25a76caf60 R08: 000000000000000e R09: 0000000000000000 [ 129.843681] R10: 0000000000000003 R11: 0000000000000246 R12: 00007f25a76caf6c [ 129.844260] R13: 00007ffd2cc0d6ef R14: 00007f25a4b2d300 R15: 0000000000022000 [ 129.844842] [ 129.845039] irq event stamp: 318 [ 129.845315] hardirqs last enabled at (317): [] exit_to_user_mode_prepare+0x109/0x1a0 [ 129.846077] hardirqs last disabled at (318): [] __schedule+0x1225/0x2470 [ 129.846744] softirqs last enabled at (148): [] __irq_exit_rcu+0x11b/0x180 [ 129.847430] softirqs last disabled at (139): [] __irq_exit_rcu+0x11b/0x180 [ 129.848125] ---[ end trace 0000000000000000 ]--- 03:45:08 executing program 5: r0 = perf_event_open$cgroup(&(0x7f00000000c0)={0x2, 0x80, 0x9c, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) close_range(r0, 0xffffffffffffffff, 0x4) 03:45:08 executing program 5: r0 = perf_event_open$cgroup(&(0x7f00000000c0)={0x2, 0x80, 0x9c, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) close_range(r0, 0xffffffffffffffff, 0x4) 03:45:08 executing program 5: r0 = perf_event_open$cgroup(&(0x7f00000000c0)={0x2, 0x80, 0x9c, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) close_range(r0, 0xffffffffffffffff, 0x4) 03:45:08 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$netlink(r0, &(0x7f0000001480)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000000c0)={0x1c, 0x5f, 0x1, 0x0, 0x0, "", [@generic="aa910bd64865fb4b8e"]}, 0x1c}], 0x1}, 0x0) 03:45:08 executing program 5: openat$tun(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) [ 130.261195] hrtimer: interrupt took 19797 ns 03:45:08 executing program 5: waitid(0x3, 0x0, &(0x7f0000000840), 0x2, &(0x7f00000008c0)) 03:45:08 executing program 5: r0 = socket(0x11, 0xa, 0x0) sendmsg$NL80211_CMD_SET_MESH_CONFIG(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000340)={0x0}}, 0x0) 03:45:08 executing program 5: setreuid(0xffffffffffffffff, 0xffffffffffffffff) [ 133.522916] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 133.523858] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 133.524571] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 133.526365] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 133.527813] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 133.528494] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 133.535213] Bluetooth: hci0: HCI_REQ-0x0c1a [ 133.712276] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 133.713085] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 133.714632] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 133.715990] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 133.716871] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 133.717560] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 133.719556] Bluetooth: hci1: HCI_REQ-0x0c1a [ 135.565243] Bluetooth: hci0: command 0x0409 tx timeout [ 135.757389] Bluetooth: hci1: command 0x0409 tx timeout [ 135.885224] Bluetooth: hci2: Opcode 0x c03 failed: -110 [ 135.886220] Bluetooth: hci7: Opcode 0x c03 failed: -110 [ 135.886744] Bluetooth: hci4: Opcode 0x c03 failed: -110 [ 137.613243] Bluetooth: hci0: command 0x041b tx timeout [ 137.805221] Bluetooth: hci1: command 0x041b tx timeout [ 138.191845] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 138.193047] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 138.194198] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 138.195879] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 138.196784] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 138.197464] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 138.199531] Bluetooth: hci2: HCI_REQ-0x0c1a VM DIAGNOSIS: 03:45:07 Registers: info registers vcpu 0 RAX=0000000000000035 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8 RSI=ffffffff823ba131 RDI=ffffffff8765a980 RBP=ffffffff8765a940 RSP=ffff88806ce094e8 R8 =0000000000000001 R9 =000000000000000a R10=0000000000000035 R11=0000000000000001 R12=0000000000000035 R13=ffffffff8765a940 R14=0000000000000010 R15=ffffffff823ba120 RIP=ffffffff823ba189 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 0000000000000000 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=00007f53456d48e0 CR3=000000003f45e000 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 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 info registers vcpu 1 RAX=000000000002f6ff RBX=1ffff110033f6f84 RCX=ffffc900029e4000 RDX=0000000000040000 RSI=ffffffff813bb213 RDI=0000000000000005 RBP=ffff888019fb7cc8 RSP=ffff888019fb7c00 R8 =0000000000000005 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000001 R13=0000000000000000 R14=0000000000000000 R15=0000000000000200 RIP=ffffffff813bb215 RFL=00000212 [----A--] 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 00007f9af307f700 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=00007fc829b43ae0 CR3=0000000037dba000 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 761ea67b169a6ead cf4a569efec1e8e9 YMM02=0000000000000000 0000000000000000 0000000000129cb8 70f743d79405406d YMM03=0000000000000000 0000000000000000 0000000000129f48 aabf2c55a4f4e763 YMM04=0000000000000000 0000000000000000 cb03f3d526b48cf8 00000000000ae988 YMM05=0000000000000000 0000000000000000 c8a54713b07d5f7b 0000000000135b40 YMM06=0000000000000000 0000000000000000 f552651b67ec2cab 0000000000135808 YMM07=0000000000000000 0000000000000000 cac0ab104654af35 0000000000135760 YMM08=0000000000000000 0000000000000000 d6ad57d02453f0d2 000000000012a000 YMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 YMM10=0000000000000000 0000000000000000 0000000000000000 0020000000000000 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