[ 63.800015][ T29] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.819276][ T29] device veth1_macvtap left promiscuous mode [ 63.826011][ T29] device veth0_macvtap left promiscuous mode [ 63.832176][ T29] device veth1_vlan left promiscuous mode [ 63.840717][ T29] device veth0_vlan left promiscuous mode [ 64.099034][ T29] team0 (unregistering): Port device team_slave_1 removed [ 64.122035][ T29] team0 (unregistering): Port device team_slave_0 removed [ 64.138844][ T29] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 64.158293][ T29] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 64.237970][ T29] bond0 (unregistering): Released all slaves [ 81.525088][ T1123] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.1.94' (ECDSA) to the list of known hosts. 2023/01/13 04:06:25 ignoring optional flag "sandboxArg"="0" 2023/01/13 04:06:25 parsed 1 programs 2023/01/13 04:06:25 executed programs: 0 [ 82.292048][ T48] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 82.300713][ T48] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 82.309108][ T48] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 82.318364][ T48] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 82.325958][ T48] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 82.333439][ T48] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 82.438753][ T5538] chnl_net:caif_netlink_parms(): no params data found [ 82.480135][ T5538] bridge0: port 1(bridge_slave_0) entered blocking state [ 82.487677][ T5538] bridge0: port 1(bridge_slave_0) entered disabled state [ 82.495663][ T5538] device bridge_slave_0 entered promiscuous mode [ 82.504339][ T5538] bridge0: port 2(bridge_slave_1) entered blocking state [ 82.512017][ T5538] bridge0: port 2(bridge_slave_1) entered disabled state [ 82.520135][ T5538] device bridge_slave_1 entered promiscuous mode [ 82.541045][ T5538] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 82.552560][ T5538] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 82.576508][ T5538] team0: Port device team_slave_0 added [ 82.585016][ T5538] team0: Port device team_slave_1 added [ 82.603887][ T5538] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 82.610867][ T5538] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 82.637101][ T5538] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 82.651088][ T5538] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 82.659447][ T5538] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 82.686936][ T5538] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 82.718085][ T5538] device hsr_slave_0 entered promiscuous mode [ 82.726677][ T5538] device hsr_slave_1 entered promiscuous mode [ 83.350523][ T5538] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 83.360662][ T5538] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 83.373164][ T5538] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 83.383793][ T5538] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 83.410827][ T5538] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.418113][ T5538] bridge0: port 2(bridge_slave_1) entered forwarding state [ 83.425699][ T5538] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.432887][ T5538] bridge0: port 1(bridge_slave_0) entered forwarding state [ 83.446944][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 83.455772][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 83.521679][ T5538] 8021q: adding VLAN 0 to HW filter on device bond0 [ 83.538692][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 83.547717][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 83.560782][ T5538] 8021q: adding VLAN 0 to HW filter on device team0 [ 83.574465][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 83.584269][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 83.593187][ T7] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.600488][ T7] bridge0: port 1(bridge_slave_0) entered forwarding state [ 83.626702][ T5090] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 83.636372][ T5090] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 83.646091][ T5090] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.653488][ T5090] bridge0: port 2(bridge_slave_1) entered forwarding state [ 83.662331][ T5090] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 83.671833][ T5090] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 83.681533][ T5090] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 83.700061][ T5538] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 83.714637][ T5538] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 83.728365][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 83.737704][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 83.748358][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 83.757519][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 83.766901][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 83.775936][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 83.793022][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 84.021367][ T1123] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 84.031526][ T1123] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 84.042446][ T5538] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 84.071434][ T1123] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 84.081101][ T1123] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 84.107032][ T1123] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 84.117326][ T1123] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 84.130412][ T5538] device veth0_vlan entered promiscuous mode [ 84.139016][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 84.149381][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 84.164805][ T5538] device veth1_vlan entered promiscuous mode [ 84.197480][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 84.208092][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 84.217697][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 84.228994][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 84.240350][ T5538] device veth0_macvtap entered promiscuous mode [ 84.256798][ T5538] device veth1_macvtap entered promiscuous mode [ 84.281797][ T5538] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 84.291204][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 84.301042][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 84.311212][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 84.320577][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 84.335056][ T5538] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 84.343611][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 84.352439][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 84.365537][ T5538] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.376791][ T5538] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.387199][ T5538] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.396365][ T5538] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.406286][ T48] Bluetooth: hci0: command 0x0409 tx timeout [ 84.505207][ T56] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 84.531823][ T56] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 84.547208][ T1119] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 84.558142][ T1119] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 84.558170][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 84.577941][ T5090] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 84.794958][ T5598] ================================================================== [ 84.803250][ T5598] BUG: KASAN: use-after-free in snd_rawmidi_poll+0x559/0x680 [ 84.811380][ T5598] Read of size 8 at addr ffff8880786086c8 by task syz-executor.0/5598 [ 84.820604][ T5598] [ 84.822951][ T5598] CPU: 1 PID: 5598 Comm: syz-executor.0 Not tainted 6.2.0-rc3-next-20230112-syzkaller-dirty #0 [ 84.834181][ T5598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 84.844452][ T5598] Call Trace: [ 84.847932][ T5598] [ 84.850881][ T5598] dump_stack_lvl+0xd1/0x138 [ 84.855898][ T5598] print_report+0x15e/0x45d [ 84.860540][ T5598] ? __phys_addr+0xc8/0x140 [ 84.865095][ T5598] ? snd_rawmidi_poll+0x559/0x680 [ 84.870256][ T5598] kasan_report+0xc0/0xf0 [ 84.874808][ T5598] ? snd_rawmidi_poll+0x559/0x680 [ 84.879913][ T5598] snd_rawmidi_poll+0x559/0x680 [ 84.885084][ T5598] io_poll_task_func+0x3a6/0x1280 [ 84.890243][ T5598] ? snd_rawmidi_read+0x740/0x740 [ 84.895316][ T5598] ? lock_downgrade+0x6e0/0x6e0 [ 84.900215][ T5598] ? io_poll_remove_entries.part.0+0x810/0x810 [ 84.906609][ T5598] ? handle_tw_list+0x1a3/0x460 [ 84.911524][ T5598] ? lock_acquire+0x32/0xc0 [ 84.916410][ T5598] ? handle_tw_list+0x1a3/0x460 [ 84.921308][ T5598] handle_tw_list+0xa8/0x460 [ 84.926035][ T5598] tctx_task_work+0x12e/0x530 [ 84.930845][ T5598] ? handle_tw_list+0x460/0x460 [ 84.935825][ T5598] ? lock_downgrade+0x6e0/0x6e0 [ 84.940716][ T5598] ? do_raw_spin_lock+0x124/0x2b0 [ 84.945959][ T5598] ? rwlock_bug.part.0+0x90/0x90 [ 84.950939][ T5598] ? _raw_spin_unlock_irq+0x23/0x50 [ 84.956193][ T5598] task_work_run+0x16f/0x270 [ 84.960924][ T5598] ? task_work_cancel+0x30/0x30 [ 84.966463][ T5598] ? lockdep_hardirqs_on+0x7d/0x100 [ 84.971896][ T5598] get_signal+0x1c7/0x24f0 [ 84.976464][ T5598] ? __sanitizer_cov_trace_switch+0x3b/0x90 [ 84.982851][ T5598] ? exit_signals+0x910/0x910 [ 84.987569][ T5598] ? do_futex+0x132/0x360 [ 84.991952][ T5598] ? __ia32_sys_get_robust_list+0x400/0x400 [ 84.997896][ T5598] arch_do_signal_or_restart+0x79/0x5c0 [ 85.003493][ T5598] ? get_sigframe_size+0x10/0x10 [ 85.008916][ T5598] ? __x64_sys_futex+0x1ca/0x4d0 [ 85.014700][ T5598] ? __x64_sys_futex+0x1d3/0x4d0 [ 85.019775][ T5598] ? do_futex+0x360/0x360 [ 85.024176][ T5598] exit_to_user_mode_prepare+0x11f/0x240 [ 85.030749][ T5598] syscall_exit_to_user_mode+0x1d/0x50 [ 85.036348][ T5598] do_syscall_64+0x46/0xb0 [ 85.040898][ T5598] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 85.047021][ T5598] RIP: 0033:0x7fcda7c8c0c9 [ 85.051466][ T5598] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 [ 85.071333][ T5598] RSP: 002b:00007fcda6ffe218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 85.079782][ T5598] RAX: fffffffffffffe00 RBX: 00007fcda7dac058 RCX: 00007fcda7c8c0c9 [ 85.087788][ T5598] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fcda7dac058 [ 85.095796][ T5598] RBP: 00007fcda7dac050 R08: 0000000000000000 R09: 0000000000000000 [ 85.103893][ T5598] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcda7dac05c [ 85.112075][ T5598] R13: 00007ffc4cac593f R14: 00007fcda6ffe300 R15: 0000000000022000 [ 85.120184][ T5598] [ 85.123226][ T5598] [ 85.125565][ T5598] Allocated by task 5595: [ 85.129999][ T5598] kasan_save_stack+0x22/0x40 [ 85.134802][ T5598] kasan_set_track+0x25/0x30 [ 85.139783][ T5598] __kasan_kmalloc+0xa2/0xb0 [ 85.144419][ T5598] snd_rawmidi_open+0x39a/0xb70 [ 85.149576][ T5598] snd_open+0x223/0x460 [ 85.153789][ T5598] chrdev_open+0x26a/0x770 [ 85.158415][ T5598] do_dentry_open+0x6cc/0x13f0 [ 85.163486][ T5598] path_openat+0x1bc1/0x2b40 [ 85.168313][ T5598] do_filp_open+0x1ba/0x410 [ 85.173128][ T5598] do_sys_openat2+0x16d/0x4c0 [ 85.177959][ T5598] __x64_sys_openat+0x143/0x1f0 [ 85.183108][ T5598] do_syscall_64+0x39/0xb0 [ 85.187681][ T5598] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 85.193630][ T5598] [ 85.195976][ T5598] Freed by task 5598: [ 85.199972][ T5598] kasan_save_stack+0x22/0x40 [ 85.204687][ T5598] kasan_set_track+0x25/0x30 [ 85.209316][ T5598] kasan_save_free_info+0x2e/0x40 [ 85.214482][ T5598] ____kasan_slab_free+0x160/0x1c0 [ 85.219697][ T5598] slab_free_freelist_hook+0x8b/0x1c0 [ 85.225107][ T5598] __kmem_cache_free+0xaf/0x2d0 [ 85.229998][ T5598] snd_rawmidi_release+0x6a/0xf0 [ 85.235149][ T5598] __fput+0x27c/0xa90 [ 85.239291][ T5598] task_work_run+0x16f/0x270 [ 85.244025][ T5598] get_signal+0x1c7/0x24f0 [ 85.248498][ T5598] arch_do_signal_or_restart+0x79/0x5c0 [ 85.254090][ T5598] exit_to_user_mode_prepare+0x11f/0x240 [ 85.260388][ T5598] syscall_exit_to_user_mode+0x1d/0x50 [ 85.266070][ T5598] do_syscall_64+0x46/0xb0 [ 85.270699][ T5598] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 85.276646][ T5598] [ 85.278997][ T5598] The buggy address belongs to the object at ffff8880786086c0 [ 85.278997][ T5598] which belongs to the cache kmalloc-32 of size 32 [ 85.292994][ T5598] The buggy address is located 8 bytes inside of [ 85.292994][ T5598] 32-byte region [ffff8880786086c0, ffff8880786086e0) [ 85.306040][ T5598] [ 85.308379][ T5598] The buggy address belongs to the physical page: [ 85.314902][ T5598] page:ffffea0001e18200 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x78608 [ 85.325193][ T5598] flags: 0xfff00000000200(slab|node=0|zone=1|lastcpupid=0x7ff) [ 85.333500][ T5598] raw: 00fff00000000200 ffff888012441500 dead000000000100 dead000000000122 [ 85.342130][ T5598] raw: 0000000000000000 0000000000400040 00000001ffffffff 0000000000000000 [ 85.351351][ T5598] page dumped because: kasan: bad access detected [ 85.358130][ T5598] page_owner tracks the page as allocated [ 85.363966][ T5598] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x112c40(GFP_NOFS|__GFP_NOWARN|__GFP_NORETRY|__GFP_HARDWALL), pid 5107, tgid 5107 (kworker/u4:4), ts 60258926459, free_ts 60222874536 [ 85.384069][ T5598] get_page_from_freelist+0x11bb/0x2d50 [ 85.390015][ T5598] __alloc_pages+0x1cb/0x5c0 [ 85.394756][ T5598] alloc_pages+0x1aa/0x270 [ 85.399217][ T5598] allocate_slab+0x25f/0x350 [ 85.403856][ T5598] ___slab_alloc+0xa91/0x1400 [ 85.408743][ T5598] __slab_alloc.constprop.0+0x56/0xa0 [ 85.414247][ T5598] __kmem_cache_alloc_node+0x136/0x330 [ 85.419751][ T5598] __kmalloc+0x4a/0xd0 [ 85.423951][ T5598] tomoyo_encode2.part.0+0xe9/0x3a0 [ 85.429225][ T5598] tomoyo_encode+0x2c/0x50 [ 85.433688][ T5598] tomoyo_realpath_from_path+0x185/0x600 [ 85.439370][ T5598] tomoyo_condition+0x12ba/0x2930 [ 85.444427][ T5598] tomoyo_check_acl+0x1b4/0x440 [ 85.449321][ T5598] tomoyo_execute_permission+0x178/0x4a0 [ 85.455005][ T5598] tomoyo_find_next_domain+0x34c/0x1f80 [ 85.460646][ T5598] tomoyo_bprm_check_security+0x133/0x1c0 [ 85.466512][ T5598] page last free stack trace: [ 85.471286][ T5598] free_pcp_prepare+0x4d0/0x910 [ 85.476176][ T5598] free_unref_page+0x1d/0x490 [ 85.480895][ T5598] __vunmap+0x7fe/0xc00 [ 85.485083][ T5598] free_work+0x5c/0x80 [ 85.489194][ T5598] process_one_work+0x9bf/0x1750 [ 85.494180][ T5598] worker_thread+0x669/0x1090 [ 85.498993][ T5598] kthread+0x2e8/0x3a0 [ 85.503183][ T5598] ret_from_fork+0x1f/0x30 [ 85.507729][ T5598] [ 85.510068][ T5598] Memory state around the buggy address: [ 85.515713][ T5598] ffff888078608580: fa fb fb fb fc fc fc fc fa fb fb fb fc fc fc fc [ 85.523888][ T5598] ffff888078608600: fa fb fb fb fc fc fc fc fa fb fb fb fc fc fc fc [ 85.532066][ T5598] >ffff888078608680: fa fb fb fb fc fc fc fc fa fb fb fb fc fc fc fc [ 85.541193][ T5598] ^ [ 85.547635][ T5598] ffff888078608700: fa fb fb fb fc fc fc fc fa fb fb fb fc fc fc fc [ 85.555981][ T5598] ffff888078608780: fa fb fb fb fc fc fc fc fa fb fb fb fc fc fc fc [ 85.564152][ T5598] ================================================================== [ 85.574588][ T5594] ------------[ cut here ]------------ [ 85.580175][ T5594] DEBUG_LOCKS_WARN_ON(lock->magic != lock) [ 85.580258][ T5594] WARNING: CPU: 1 PID: 5594 at kernel/locking/mutex.c:582 __mutex_lock+0xa05/0x1360 [ 85.597543][ T5598] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 85.599082][ T5594] Modules linked in: [ 85.599095][ T5594] CPU: 1 PID: 5594 Comm: syz-executor.0 Not tainted 6.2.0-rc3-next-20230112-syzkaller-dirty #0 [ 85.599124][ T5594] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 85.599137][ T5594] RIP: 0010:__mutex_lock+0xa05/0x1360 [ 85.599176][ T5594] Code: 08 84 d2 0f 85 8b 08 00 00 8b 05 7e 86 6e 04 85 c0 0f 85 0e f7 ff ff 48 c7 c6 80 3e 4c 8a 48 c7 c7 e0 3b 4c 8a e8 af d7 b6 ff <0f> 0b e9 f4 f6 ff ff 48 8b 7c 24 30 be 08 00 00 00 e8 a5 1a ca f7 [ 85.599200][ T5594] RSP: 0018:ffffc90004fafc30 EFLAGS: 00010282 [ 85.599220][ T5594] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 85.599235][ T5594] RDX: ffff88802807d7c0 RSI: ffffffff8166972c RDI: fffff520009f5f78 [ 85.599253][ T5594] RBP: ffff88801c971580 R08: 0000000000000005 R09: 0000000000000000 [ 85.599268][ T5594] R10: 0000000080000000 R11: 0000000000000001 R12: 0000000000000000 [ 85.599284][ T5594] R13: dffffc0000000000 R14: ffff88801c971580 R15: ffff8880786086c8 [ 85.599302][ T5594] FS: 0000555557532400(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 85.599328][ T5594] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.599346][ T5594] CR2: 000055ef274e3950 CR3: 0000000070ec2000 CR4: 00000000003506e0 [ 85.599362][ T5594] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 85.599378][ T5594] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 85.599394][ T5594] Call Trace: [ 85.599400][ T5594] [ 85.599409][ T5594] ? lock_downgrade+0x6e0/0x6e0 [ 85.599437][ T5594] ? rawmidi_release_priv+0x45/0x270 [ 85.599467][ T5594] ? mutex_lock_io_nested+0x11a0/0x11a0 [ 85.599505][ T5594] ? locks_remove_file+0x2fb/0x5b0 [ 85.599547][ T5594] rawmidi_release_priv+0x45/0x270 [ 85.599577][ T5594] snd_rawmidi_release+0x62/0xf0 [ 85.599606][ T5594] __fput+0x27c/0xa90 [ 85.599643][ T5594] ? snd_rawmidi_kernel_release+0xd0/0xd0 [ 85.599676][ T5594] task_work_run+0x16f/0x270 [ 85.599713][ T5594] ? task_work_cancel+0x30/0x30 [ 85.599753][ T5594] exit_to_user_mode_prepare+0x210/0x240 [ 85.599784][ T5594] syscall_exit_to_user_mode+0x1d/0x50 [ 85.599820][ T5594] do_syscall_64+0x46/0xb0 [ 85.599847][ T5594] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 85.599883][ T5594] RIP: 0033:0x7fcda7c3df7b [ 85.599901][ T5594] Code: 0f 05 48 3d 00 f0 ff ff 77 45 c3 0f 1f 40 00 48 83 ec 18 89 7c 24 0c e8 63 fc ff ff 8b 7c 24 0c 41 89 c0 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 44 89 c7 89 44 24 0c e8 a1 fc ff ff 8b 44 [ 85.599925][ T5594] RSP: 002b:00007ffc4cac59a0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 85.599948][ T5594] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 00007fcda7c3df7b [ 85.599964][ T5594] RDX: 0000001b2dd20000 RSI: 0000000000000000 RDI: 0000000000000003 [ 85.599979][ T5594] RBP: 00007fcda7dad980 R08: 0000000000000000 R09: 00007ffc4cb67080 [ 85.599995][ T5594] R10: 00007ffc4cb67090 R11: 0000000000000293 R12: 0000000000014da3 [ 85.600012][ T5594] R13: 00007ffc4cac5aa0 R14: 00007fcda7dac050 R15: 0000000000000032 [ 85.600035][ T5594] [ 85.600043][ T5594] irq event stamp: 3207 [ 85.600050][ T5594] hardirqs last enabled at (3207): [] _raw_spin_unlock_irq+0x23/0x50 [ 85.600094][ T5594] hardirqs last disabled at (3206): [] _raw_spin_lock_irq+0x45/0x50 [ 85.600137][ T5594] softirqs last enabled at (1954): [] fpu_clone+0x39b/0xec0 [ 85.600165][ T5594] softirqs last disabled at (1952): [] fpu_clone+0x335/0xec0 [ 85.600192][ T5594] ---[ end trace 0000000000000000 ]--- [ 85.943408][ T5598] CPU: 0 PID: 5598 Comm: syz-executor.0 Tainted: G W 6.2.0-rc3-next-20230112-syzkaller-dirty #0 [ 85.955656][ T5598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 85.965976][ T5598] Call Trace: [ 85.969289][ T5598] [ 85.972223][ T5598] dump_stack_lvl+0xd1/0x138 [ 85.977164][ T5598] panic+0x2cc/0x626 [ 85.981079][ T5598] ? panic_print_sys_info.part.0+0x112/0x112 [ 85.987147][ T5598] ? preempt_schedule_thunk+0x1a/0x20 [ 85.992523][ T5598] ? preempt_schedule_common+0x59/0xc0 [ 85.997996][ T5598] check_panic_on_warn.cold+0x19/0x35 [ 86.003461][ T5598] end_report.part.0+0x36/0x73 [ 86.008234][ T5598] ? snd_rawmidi_poll+0x559/0x680 [ 86.013255][ T5598] kasan_report.cold+0xa/0xf [ 86.018067][ T5598] ? snd_rawmidi_poll+0x559/0x680 [ 86.023199][ T5598] snd_rawmidi_poll+0x559/0x680 [ 86.028075][ T5598] io_poll_task_func+0x3a6/0x1280 [ 86.033103][ T5598] ? snd_rawmidi_read+0x740/0x740 [ 86.038165][ T5598] ? lock_downgrade+0x6e0/0x6e0 [ 86.043036][ T5598] ? io_poll_remove_entries.part.0+0x810/0x810 [ 86.049331][ T5598] ? handle_tw_list+0x1a3/0x460 [ 86.057665][ T5598] ? lock_acquire+0x32/0xc0 [ 86.062262][ T5598] ? handle_tw_list+0x1a3/0x460 [ 86.067661][ T5598] handle_tw_list+0xa8/0x460 [ 86.072705][ T5598] tctx_task_work+0x12e/0x530 [ 86.077398][ T5598] ? handle_tw_list+0x460/0x460 [ 86.082242][ T5598] ? lock_downgrade+0x6e0/0x6e0 [ 86.087286][ T5598] ? do_raw_spin_lock+0x124/0x2b0 [ 86.092303][ T5598] ? rwlock_bug.part.0+0x90/0x90 [ 86.097339][ T5598] ? _raw_spin_unlock_irq+0x23/0x50 [ 86.102727][ T5598] task_work_run+0x16f/0x270 [ 86.107518][ T5598] ? task_work_cancel+0x30/0x30 [ 86.112390][ T5598] ? lockdep_hardirqs_on+0x7d/0x100 [ 86.117632][ T5598] get_signal+0x1c7/0x24f0 [ 86.122138][ T5598] ? __sanitizer_cov_trace_switch+0x3b/0x90 [ 86.128036][ T5598] ? exit_signals+0x910/0x910 [ 86.132800][ T5598] ? do_futex+0x132/0x360 [ 86.137140][ T5598] ? __ia32_sys_get_robust_list+0x400/0x400 [ 86.143041][ T5598] arch_do_signal_or_restart+0x79/0x5c0 [ 86.148637][ T5598] ? get_sigframe_size+0x10/0x10 [ 86.153671][ T5598] ? __x64_sys_futex+0x1ca/0x4d0 [ 86.158640][ T5598] ? __x64_sys_futex+0x1d3/0x4d0 [ 86.163855][ T5598] ? do_futex+0x360/0x360 [ 86.168212][ T5598] exit_to_user_mode_prepare+0x11f/0x240 [ 86.173854][ T5598] syscall_exit_to_user_mode+0x1d/0x50 [ 86.179336][ T5598] do_syscall_64+0x46/0xb0 [ 86.183762][ T5598] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 86.189847][ T5598] RIP: 0033:0x7fcda7c8c0c9 [ 86.194256][ T5598] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 [ 86.213896][ T5598] RSP: 002b:00007fcda6ffe218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 86.222318][ T5598] RAX: fffffffffffffe00 RBX: 00007fcda7dac058 RCX: 00007fcda7c8c0c9 [ 86.230283][ T5598] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fcda7dac058 [ 86.238796][ T5598] RBP: 00007fcda7dac050 R08: 0000000000000000 R09: 0000000000000000 [ 86.246766][ T5598] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcda7dac05c [ 86.254828][ T5598] R13: 00007ffc4cac593f R14: 00007fcda6ffe300 R15: 0000000000022000 [ 86.262811][ T5598] [ 86.265911][ T5598] Kernel Offset: disabled [ 86.270244][ T5598] Rebooting in 86400 seconds..