Warning: Permanently added '10.128.0.149' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program syzkaller login: [ 49.422495][ T3637] ------------[ cut here ]------------ [ 49.451776][ T3637] WARNING: CPU: 0 PID: 3637 at net/kcm/kcmsock.c:629 kcm_write_msgs+0x1100/0x13b0 executing program [ 49.470838][ T3637] Modules linked in: [ 49.480912][ T3637] CPU: 0 PID: 3637 Comm: syz-executor370 Not tainted 6.0.0-rc1-syzkaller-00160-g4c2d0b039c5c #0 [ 49.530134][ T3637] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 49.556266][ T3637] RIP: 0010:kcm_write_msgs+0x1100/0x13b0 [ 49.591776][ T3637] Code: 31 ff 44 89 e6 e8 80 48 10 f8 45 85 e4 41 0f 45 dc 89 d8 48 81 c4 a0 00 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 40 44 10 f8 <0f> 0b bb ea ff ff ff e9 4a ff ff ff e8 2f 44 10 f8 0f 0b e9 4c f6 executing program executing program [ 49.693473][ T3637] RSP: 0018:ffffc9000391f868 EFLAGS: 00010293 [ 49.730547][ T3637] RAX: ffffffff89795410 RBX: 0000000000008000 RCX: ffff88801ca0bb00 executing program executing program [ 49.783038][ T3637] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 49.822138][ T3637] RBP: 0000000000000000 R08: ffffffff89794b79 R09: ffffed1004ee2859 executing program [ 49.847279][ T3637] R10: ffffed1004ee2859 R11: 1ffff11004ee2858 R12: 0000000000000000 [ 49.887941][ T3637] R13: dffffc0000000000 R14: ffff88801e7bf800 R15: ffff888072746640 executing program [ 49.932967][ T3637] FS: 00007feb208e4700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 executing program [ 49.977813][ T3637] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.016921][ T3637] CR2: 00007feb209a8e88 CR3: 0000000072402000 CR4: 00000000003506f0 executing program executing program [ 50.062654][ T3637] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.094479][ T3637] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 executing program [ 50.143624][ T3637] Call Trace: [ 50.146958][ T3637] [ 50.149930][ T3637] kcm_sendmsg+0x1f78/0x2590 executing program [ 50.202657][ T3637] ? __sched_text_start+0x8/0x8 [ 50.207606][ T3637] ? __lock_acquire+0x1f60/0x1f60 [ 50.240605][ T3637] ? smack_socket_sendmsg+0x16e/0x530 executing program [ 50.267493][ T3637] ? smack_socket_connect+0x4e0/0x4e0 [ 50.281231][ T3637] ? memset+0x1f/0x40 [ 50.285610][ T3637] ? tomoyo_socket_sendmsg_permission+0x2ab/0x440 [ 50.296144][ T3637] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 50.304338][ T3637] ? kcm_getsockopt+0x2b0/0x2b0 [ 50.316404][ T3637] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 50.329848][ T3637] ? security_socket_sendmsg+0x9d/0xb0 [ 50.343518][ T3637] ? kcm_getsockopt+0x2b0/0x2b0 [ 50.356677][ T3637] sock_write_iter+0x3d4/0x540 [ 50.376221][ T3637] ? sock_read_iter+0x530/0x530 executing program executing program executing program executing program [ 50.398291][ T3637] ? bpf_lsm_file_permission+0x5/0x10 [ 50.426236][ T3637] vfs_write+0x7b5/0xbb0 [ 50.453552][ T3637] ? file_end_write+0x230/0x230 [ 50.491897][ T3637] ? __fdget_pos+0x1d2/0x2e0 [ 50.522864][ T3637] ? ksys_write+0x77/0x2c0 [ 50.556859][ T3637] ksys_write+0x19b/0x2c0 executing program [ 50.591143][ T3637] ? print_irqtrace_events+0x220/0x220 [ 50.620222][ T3637] ? __ia32_sys_read+0x80/0x80 executing program executing program [ 50.643558][ T3637] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 50.661183][ T3637] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 50.676505][ T3637] do_syscall_64+0x2b/0x70 [ 50.688847][ T3637] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 50.730205][ T3637] RIP: 0033:0x7feb20953ca9 executing program [ 50.753880][ T3637] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 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 [ 50.827932][ T3713] ------------[ cut here ]------------ [ 50.862077][ T3713] WARNING: CPU: 0 PID: 3713 at net/kcm/kcmsock.c:629 kcm_write_msgs+0x1100/0x13b0 executing program [ 50.873208][ T3637] RSP: 002b:00007feb208e42f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 executing program [ 50.913111][ T3637] RAX: ffffffffffffffda RBX: 00007feb209dc430 RCX: 00007feb20953ca9 [ 50.913696][ T3713] Modules linked in: [ 50.946983][ T3637] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 executing program [ 50.963709][ T3717] ------------[ cut here ]------------ [ 50.970298][ T3637] RBP: 00007feb209a999c R08: 0000000000000000 R09: 0000000000000000 [ 50.971028][ T3713] CPU: 0 PID: 3713 Comm: syz-executor370 Not tainted 6.0.0-rc1-syzkaller-00160-g4c2d0b039c5c #0 [ 50.992035][ T3637] R10: 0000000000000000 R11: 0000000000000246 R12: 00007feb209a9078 [ 50.995846][ T3717] WARNING: CPU: 0 PID: 3717 at net/kcm/kcmsock.c:629 kcm_write_msgs+0x1100/0x13b0 [ 51.012564][ T3637] R13: 656c6c616b7a7973 R14: 0100000000000000 R15: 00007feb209dc438 [ 51.051109][ T3637] [ 51.059418][ T3713] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 51.068131][ T3637] Kernel panic - not syncing: panic_on_warn set ... [ 51.068147][ T3637] CPU: 1 PID: 3637 Comm: syz-executor370 Not tainted 6.0.0-rc1-syzkaller-00160-g4c2d0b039c5c #0 [ 51.068167][ T3637] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 51.068176][ T3637] Call Trace: [ 51.068182][ T3637] [ 51.068195][ T3637] dump_stack_lvl+0x1e3/0x2cb [ 51.068222][ T3637] ? io_notif_register+0x5e7/0x5e7 [ 51.068240][ T3637] ? panic+0x76b/0x76b [ 51.068266][ T3637] ? vscnprintf+0x59/0x80 [ 51.068284][ T3637] ? kcm_write_msgs+0x10f0/0x13b0 [ 51.068303][ T3637] panic+0x316/0x76b [ 51.068324][ T3637] ? __warn+0x131/0x220 [ 51.068343][ T3637] ? fb_is_primary_device+0xcc/0xcc [ 51.068377][ T3637] ? kcm_write_msgs+0x1100/0x13b0 [ 51.068396][ T3637] __warn+0x1fa/0x220 [ 51.068415][ T3637] ? kcm_write_msgs+0x1100/0x13b0 [ 51.068434][ T3637] report_bug+0x1b3/0x2d0 [ 51.068458][ T3637] handle_bug+0x3d/0x70 [ 51.068474][ T3637] exc_invalid_op+0x16/0x40 [ 51.068491][ T3637] asm_exc_invalid_op+0x16/0x20 [ 51.068511][ T3637] RIP: 0010:kcm_write_msgs+0x1100/0x13b0 [ 51.068530][ T3637] Code: 31 ff 44 89 e6 e8 80 48 10 f8 45 85 e4 41 0f 45 dc 89 d8 48 81 c4 a0 00 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 40 44 10 f8 <0f> 0b bb ea ff ff ff e9 4a ff ff ff e8 2f 44 10 f8 0f 0b e9 4c f6 [ 51.068544][ T3637] RSP: 0018:ffffc9000391f868 EFLAGS: 00010293 [ 51.068562][ T3637] RAX: ffffffff89795410 RBX: 0000000000008000 RCX: ffff88801ca0bb00 [ 51.068575][ T3637] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 51.068585][ T3637] RBP: 0000000000000000 R08: ffffffff89794b79 R09: ffffed1004ee2859 [ 51.068597][ T3637] R10: ffffed1004ee2859 R11: 1ffff11004ee2858 R12: 0000000000000000 [ 51.068609][ T3637] R13: dffffc0000000000 R14: ffff88801e7bf800 R15: ffff888072746640 [ 51.068629][ T3637] ? kcm_write_msgs+0x869/0x13b0 [ 51.068645][ T3637] ? kcm_write_msgs+0x1100/0x13b0 [ 51.068669][ T3637] ? kcm_write_msgs+0x1100/0x13b0 [ 51.068705][ T3637] kcm_sendmsg+0x1f78/0x2590 [ 51.068722][ T3637] ? __sched_text_start+0x8/0x8 [ 51.068739][ T3637] ? __lock_acquire+0x1f60/0x1f60 [ 51.068764][ T3637] ? smack_socket_sendmsg+0x16e/0x530 [ 51.068788][ T3637] ? smack_socket_connect+0x4e0/0x4e0 [ 51.068806][ T3637] ? memset+0x1f/0x40 [ 51.068824][ T3637] ? tomoyo_socket_sendmsg_permission+0x2ab/0x440 [ 51.068853][ T3637] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 51.068878][ T3637] ? kcm_getsockopt+0x2b0/0x2b0 [ 51.068903][ T3637] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 51.068918][ T3637] ? security_socket_sendmsg+0x9d/0xb0 [ 51.068935][ T3637] ? kcm_getsockopt+0x2b0/0x2b0 [ 51.068954][ T3637] sock_write_iter+0x3d4/0x540 [ 51.068977][ T3637] ? sock_read_iter+0x530/0x530 [ 51.069013][ T3637] ? bpf_lsm_file_permission+0x5/0x10 [ 51.069037][ T3637] vfs_write+0x7b5/0xbb0 [ 51.069064][ T3637] ? file_end_write+0x230/0x230 [ 51.069099][ T3637] ? __fdget_pos+0x1d2/0x2e0 [ 51.069115][ T3637] ? ksys_write+0x77/0x2c0 [ 51.069135][ T3637] ksys_write+0x19b/0x2c0 [ 51.069152][ T3637] ? print_irqtrace_events+0x220/0x220 [ 51.069174][ T3637] ? __ia32_sys_read+0x80/0x80 [ 51.069198][ T3637] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 51.069220][ T3637] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 51.069242][ T3637] do_syscall_64+0x2b/0x70 [ 51.069258][ T3637] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 51.069277][ T3637] RIP: 0033:0x7feb20953ca9 [ 51.069292][ T3637] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 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 [ 51.069305][ T3637] RSP: 002b:00007feb208e42f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 51.069323][ T3637] RAX: ffffffffffffffda RBX: 00007feb209dc430 RCX: 00007feb20953ca9 [ 51.069335][ T3637] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 51.069345][ T3637] RBP: 00007feb209a999c R08: 0000000000000000 R09: 0000000000000000 [ 51.069357][ T3637] R10: 0000000000000000 R11: 0000000000000246 R12: 00007feb209a9078 [ 51.069367][ T3637] R13: 656c6c616b7a7973 R14: 0100000000000000 R15: 00007feb209dc438 [ 51.069396][ T3637] [ 51.069722][ T3637] Kernel Offset: disabled [ 51.467571][ T3637] Rebooting in 86400 seconds..