From e0b72940359d0643cf8882ffb400c7658415a419 Mon Sep 17 00:00:00 2001 From: Aleksandr Nogikh Date: Tue, 4 Oct 2022 16:20:00 +0000 Subject: pkg/report: ignore klist_ frames Crashes are much more likely to be caused by their callers. --- pkg/report/testdata/linux/report/662 | 125 +++++++++++++++++++++++++++++++++++ 1 file changed, 125 insertions(+) create mode 100644 pkg/report/testdata/linux/report/662 (limited to 'pkg/report/testdata/linux') diff --git a/pkg/report/testdata/linux/report/662 b/pkg/report/testdata/linux/report/662 new file mode 100644 index 000000000..5fb373817 --- /dev/null +++ b/pkg/report/testdata/linux/report/662 @@ -0,0 +1,125 @@ +TITLE: general protection fault in device_find_child +ALT: bad-access in device_find_child + + +[ 50.704637][ T48] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci0/hci0:201' +[ 50.714462][ T48] CPU: 1 PID: 48 Comm: kworker/u5:0 Not tainted 6.0.0-rc2-syzkaller-00327-g8379c0b31fbc #0 +[ 50.724471][ T48] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 +[ 50.734634][ T48] Workqueue: hci0 hci_rx_work +[ 50.739326][ T48] Call Trace: +[ 50.742593][ T48] +[ 50.745516][ T48] dump_stack_lvl+0xcd/0x134 +[ 50.750103][ T48] sysfs_warn_dup.cold+0x1c/0x29 +[ 50.755083][ T48] sysfs_create_dir_ns+0x233/0x290 +[ 50.760187][ T48] ? sysfs_create_mount_point+0xb0/0xb0 +[ 50.765724][ T48] ? rwlock_bug.part.0+0x90/0x90 +[ 50.770657][ T48] ? do_raw_spin_unlock+0x171/0x230 +[ 50.775848][ T48] kobject_add_internal+0x2c9/0x8f0 +[ 50.781038][ T48] ? kasan_quarantine_put+0x41/0x210 +[ 50.786322][ T48] kobject_add+0x150/0x1c0 +[ 50.790734][ T48] ? kset_create_and_add+0x1a0/0x1a0 +[ 50.796012][ T48] ? kfree_const+0x51/0x60 +[ 50.800421][ T48] ? kfree+0xe2/0x580 +[ 50.804405][ T48] ? rcu_read_lock_sched_held+0x3a/0x70 +[ 50.809946][ T48] device_add+0x368/0x1e90 +[ 50.814356][ T48] ? dev_set_name+0xbb/0xf0 +[ 50.818861][ T48] ? device_initialize+0x540/0x540 +[ 50.823982][ T48] ? __fw_devlink_link_to_suppliers+0x2d0/0x2d0 +[ 50.830213][ T48] ? hci_le_cis_estabilished_evt+0x1ee/0xae0 +[ 50.836199][ T48] ? lock_downgrade+0x6e0/0x6e0 +[ 50.841039][ T48] ? hci_event_packet+0x425/0xfd0 +[ 50.846074][ T48] hci_conn_add_sysfs+0x9b/0x1b0 +[ 50.851002][ T48] hci_le_cis_estabilished_evt+0x57c/0xae0 +[ 50.856801][ T48] ? hci_phy_link_complete_evt+0x660/0x660 +[ 50.862612][ T48] ? wait_for_completion_io_timeout+0x20/0x20 +[ 50.868689][ T48] hci_le_meta_evt+0x2b8/0x510 +[ 50.873463][ T48] ? hci_phy_link_complete_evt+0x660/0x660 +[ 50.879265][ T48] hci_event_packet+0x63d/0xfd0 +[ 50.884110][ T48] ? hci_conn_drop+0x2f0/0x2f0 +[ 50.888864][ T48] ? hci_cs_le_create_conn+0x170/0x170 +[ 50.894329][ T48] ? kcov_remote_start+0x156/0x7a0 +[ 50.899454][ T48] hci_rx_work+0xae7/0x1230 +[ 50.903956][ T48] process_one_work+0x991/0x1610 +[ 50.908897][ T48] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 +[ 50.914265][ T48] ? rwlock_bug.part.0+0x90/0x90 +[ 50.919198][ T48] ? _raw_spin_lock_irq+0x41/0x50 +[ 50.924242][ T48] worker_thread+0x665/0x1080 +[ 50.928918][ T48] ? process_one_work+0x1610/0x1610 +[ 50.934108][ T48] kthread+0x2e4/0x3a0 +[ 50.938163][ T48] ? kthread_complete_and_exit+0x40/0x40 +[ 50.943788][ T48] ret_from_fork+0x1f/0x30 +[ 50.948205][ T48] +[ 50.956742][ T48] kobject_add_internal failed for hci0:201 with -EEXIST, don't try to register things with the same name in the same directory. +[ 50.970223][ T48] Bluetooth: hci0: failed to register connection device +[ 50.983422][ T3608] general protection fault, probably for non-canonical address 0xdffffc000000000b: 0000 [#1] PREEMPT SMP KASAN +[ 50.995154][ T3608] KASAN: null-ptr-deref in range [0x0000000000000058-0x000000000000005f] +[ 51.003547][ T3608] CPU: 0 PID: 3608 Comm: syz-executor957 Not tainted 6.0.0-rc2-syzkaller-00327-g8379c0b31fbc #0 +[ 51.013953][ T3608] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 +[ 51.023992][ T3608] RIP: 0010:klist_next+0x49/0x510 +[ 51.029015][ T3608] Code: 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 85 2e 04 00 00 48 b8 00 00 00 00 00 fc ff df 48 8b 2b 48 8d 7d 58 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 33 04 00 00 4c 8d 6b 08 4c 8b 7d 58 48 b8 00 00 +[ 51.048608][ T3608] RSP: 0018:ffffc900038cfa60 EFLAGS: 00010202 +[ 51.054659][ T3608] RAX: dffffc0000000000 RBX: ffffc900038cfad8 RCX: 0000000000000000 +[ 51.062791][ T3608] RDX: 000000000000000b RSI: ffffffff8420c276 RDI: 0000000000000058 +[ 51.070745][ T3608] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000 +[ 51.078716][ T3608] R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000 +[ 51.086681][ T3608] R13: ffffffff886029c0 R14: 1ffff92000719f57 R15: dffffc0000000000 +[ 51.094646][ T3608] FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 +[ 51.103563][ T3608] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 +[ 51.110135][ T3608] CR2: 00007fc482680078 CR3: 000000000bc8e000 CR4: 00000000003506f0 +[ 51.118096][ T3608] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 +[ 51.126050][ T3608] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 +[ 51.134016][ T3608] Call Trace: +[ 51.137314][ T3608] +[ 51.140246][ T3608] ? synchronize_rcu_expedited+0x670/0x670 +[ 51.146065][ T3608] ? bt_link_release+0x20/0x20 +[ 51.150833][ T3608] device_find_child+0xba/0x190 +[ 51.155683][ T3608] ? device_for_each_child+0x170/0x170 +[ 51.161138][ T3608] ? _raw_spin_unlock_irqrestore+0x50/0x70 +[ 51.166937][ T3608] hci_conn_del_sysfs+0xc7/0x180 +[ 51.171879][ T3608] hci_conn_cleanup+0x315/0x7b0 +[ 51.176752][ T3608] hci_conn_del+0x29b/0x790 +[ 51.181255][ T3608] hci_conn_hash_flush+0x197/0x260 +[ 51.186354][ T3608] hci_dev_close_sync+0x55d/0x1130 +[ 51.191473][ T3608] ? hci_dev_open_sync+0x2190/0x2190 +[ 51.196754][ T3608] ? kfree+0xe2/0x580 +[ 51.200735][ T3608] hci_dev_do_close+0x2d/0x70 +[ 51.205581][ T3608] hci_unregister_dev+0x17f/0x4e0 +[ 51.210597][ T3608] vhci_release+0x7c/0xf0 +[ 51.214929][ T3608] __fput+0x277/0x9d0 +[ 51.218896][ T3608] ? vhci_close_dev+0x50/0x50 +[ 51.223564][ T3608] task_work_run+0xdd/0x1a0 +[ 51.228066][ T3608] do_exit+0xad5/0x29b0 +[ 51.232240][ T3608] ? mm_update_next_owner+0x7a0/0x7a0 +[ 51.237597][ T3608] ? _raw_spin_unlock_irq+0x1f/0x40 +[ 51.242784][ T3608] ? _raw_spin_unlock_irq+0x1f/0x40 +[ 51.247969][ T3608] do_group_exit+0xd2/0x2f0 +[ 51.252475][ T3608] __x64_sys_exit_group+0x3a/0x50 +[ 51.257482][ T3608] do_syscall_64+0x35/0xb0 +[ 51.261883][ T3608] entry_SYSCALL_64_after_hwframe+0x63/0xcd +[ 51.267776][ T3608] RIP: 0033:0x7fc4826295e9 +[ 51.272177][ T3608] Code: Unable to access opcode bytes at RIP 0x7fc4826295bf. +[ 51.279520][ T3608] RSP: 002b:00007ffc510e6b08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 +[ 51.287919][ T3608] RAX: ffffffffffffffda RBX: 00007fc4826b4390 RCX: 00007fc4826295e9 +[ 51.295874][ T3608] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 +[ 51.303829][ T3608] RBP: 0000000000000001 R08: ffffffffffffffb8 R09: 00007ffc510e65d0 +[ 51.311787][ T3608] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc4826b4390 +[ 51.319738][ T3608] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 +[ 51.327716][ T3608] +[ 51.330719][ T3608] Modules linked in: +[ 51.335531][ T3608] ---[ end trace 0000000000000000 ]--- +[ 51.341388][ T3608] RIP: 0010:klist_next+0x49/0x510 +[ 51.346422][ T3608] Code: 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 85 2e 04 00 00 48 b8 00 00 00 00 00 fc ff df 48 8b 2b 48 8d 7d 58 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 33 04 00 00 4c 8d 6b 08 4c 8b 7d 58 48 b8 00 00 +[ 51.366403][ T3608] RSP: 0018:ffffc900038cfa60 EFLAGS: 00010202 +[ 51.372815][ T3608] RAX: dffffc0000000000 RBX: ffffc900038cfad8 RCX: 0000000000000000 +[ 51.380949][ T3608] RDX: 000000000000000b RSI: ffffffff8420c276 RDI: 0000000000000058 +[ 51.388937][ T3608] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000 +[ 51.397104][ T3608] R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000 +[ 51.405159][ T3608] R13: ffffffff886029c0 R14: 1ffff92000719f57 R15: dffffc0000000000 +[ 51.413173][ T3608] FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 +[ 51.422178][ T3608] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 +[ 51.428766][ T3608] CR2: 00007fc482680078 CR3: 000000000bc8e000 CR4: 00000000003506f0 +[ 51.436926][ T3608] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 +[ 51.445324][ T3608] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 +[ 51.453496][ T3608] Kernel panic - not syncing: Fatal exception +[ 51.459742][ T3608] Kernel Offset: disabled +[ 51.464059][ T3608] Rebooting in 86400 seconds.. -- cgit mrf-deployment