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  1. Bug #1960034
  2. Comment #2

Comment 2 for bug 1960034

Revision history for this message
Kleber Sacilotto de Souza (kleber-souza) wrote :

For the record, this is the stack trace produced by the 'storage' systemd testcase:

Feb 4 12:47:07 autopkgtest kernel: [ 119.567510] BUG: kernel NULL pointer dereference, address: 0000000000000030
Feb 4 12:47:07 autopkgtest kernel: [ 119.568255] #PF: supervisor read access in kernel mode
Feb 4 12:47:07 autopkgtest kernel: [ 119.568712] #PF: error_code(0x0000) - not-present page
Feb 4 12:47:07 autopkgtest kernel: [ 119.569243] PGD 800000000ab43067 P4D 800000000ab43067 PUD b07c067 PMD 0
Feb 4 12:47:07 autopkgtest kernel: [ 119.569880] Oops: 0000 [#1] SMP PTI
Feb 4 12:47:07 autopkgtest kernel: [ 119.570195] CPU: 0 PID: 787 Comm: python3 Not tainted 5.13.0-29-generic #32-Ubuntu
Feb 4 12:47:07 autopkgtest kernel: [ 119.570940] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.14.0-2 04/01/2014
Feb 4 12:47:07 autopkgtest kernel: [ 119.571732] RIP: 0010:blk_mq_cancel_work_sync+0x5/0x60
Feb 4 12:47:07 autopkgtest kernel: [ 119.572232] Code: 4c 89 f7 e8 8d 13 00 00 e9 4b ff ff ff 48 8b 45 d0 49 89 85 e8 00 00 00 31 c0 eb a0 b8 ea ff ff ff eb c1 66 90 0f 1f 44 00 00 <48> 83 7f 30 00 74 45 55 48 89 e5 41 54 49 89 fc 48 8d bf f8 04 00
Feb 4 12:47:07 autopkgtest kernel: [ 119.573881] RSP: 0018:ffffa78a40dd7960 EFLAGS: 00010246
Feb 4 12:47:07 autopkgtest kernel: [ 119.574339] RAX: 0000000000000000 RBX: ffff9b3ec7df7b00 RCX: 0000000000000286
Feb 4 12:47:07 autopkgtest kernel: [ 119.574938] RDX: ffffa78a40dd7920 RSI: ffffffff875ac156 RDI: 0000000000000000
Feb 4 12:47:07 autopkgtest kernel: [ 119.575545] RBP: ffffa78a40dd7978 R08: ffff9b3ecbd347c0 R09: 0000000000000000
Feb 4 12:47:07 autopkgtest kernel: [ 119.576147] R10: 0000000000000000 R11: ffff9b3ec229bb90 R12: ffff9b3ecbd34520
Feb 4 12:47:07 autopkgtest kernel: [ 119.576756] R13: 0000000000000000 R14: 0000000000000000 R15: ffff9b3ec82d21d8
Feb 4 12:47:07 autopkgtest kernel: [ 119.577350] FS: 00007fd4d6a39c00(0000) GS:ffff9b3f3dc00000(0000) knlGS:0000000000000000
Feb 4 12:47:07 autopkgtest kernel: [ 119.578040] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Feb 4 12:47:07 autopkgtest kernel: [ 119.578537] CR2: 0000000000000030 CR3: 000000000b072000 CR4: 00000000000006f0
Feb 4 12:47:07 autopkgtest kernel: [ 119.579168] Call Trace:
Feb 4 12:47:07 autopkgtest kernel: [ 119.579399] <TASK>
Feb 4 12:47:07 autopkgtest kernel: [ 119.579591] ? disk_release+0x24/0xa0
Feb 4 12:47:07 autopkgtest kernel: [ 119.579939] device_release+0x3b/0xa0
Feb 4 12:47:07 autopkgtest kernel: [ 119.580268] kobject_cleanup+0x44/0x150
Feb 4 12:47:07 autopkgtest kernel: [ 119.580617] kobject_put+0x53/0x70
Feb 4 12:47:07 autopkgtest kernel: [ 119.580924] put_device+0x13/0x20
Feb 4 12:47:07 autopkgtest kernel: [ 119.581288] put_disk+0x1b/0x20
Feb 4 12:47:07 autopkgtest kernel: [ 119.581653] sg_device_destroy+0x54/0x90
Feb 4 12:47:07 autopkgtest kernel: [ 119.582003] sg_remove_device+0x128/0x170
Feb 4 12:47:07 autopkgtest kernel: [ 119.582354] device_del+0x138/0x3e0
Feb 4 12:47:07 autopkgtest kernel: [ 119.582659] device_unregister+0x1b/0x60
Feb 4 12:47:07 autopkgtest kernel: [ 119.583002] __scsi_remove_device+0x110/0x150
Feb 4 12:47:07 autopkgtest kernel: [ 119.583403] scsi_forget_host+0x5f/0x70
Feb 4 12:47:07 autopkgtest kernel: [ 119.583744] scsi_remove_host+0x77/0x110
Feb 4 12:47:07 autopkgtest kernel: [ 119.584091] sdebug_driver_remove+0x4c/0xb0 [scsi_debug]
Feb 4 12:47:07 autopkgtest kernel: [ 119.584555] __device_release_driver+0x181/0x240
Feb 4 12:47:07 autopkgtest kernel: [ 119.584961] device_release_driver+0x29/0x40
Feb 4 12:47:07 autopkgtest kernel: [ 119.585334] bus_remove_device+0xe1/0x150
Feb 4 12:47:07 autopkgtest kernel: [ 119.585682] device_del+0x19c/0x3e0
Feb 4 12:47:07 autopkgtest kernel: [ 119.585986] device_unregister+0x1b/0x60
Feb 4 12:47:07 autopkgtest kernel: [ 119.586326] sdebug_do_remove_host+0xd9/0xf0 [scsi_debug]
Feb 4 12:47:07 autopkgtest kernel: [ 119.586797] add_host_store+0xe0/0x100 [scsi_debug]
Feb 4 12:47:07 autopkgtest kernel: [ 119.587232] ? __virt_addr_valid+0x49/0x70
Feb 4 12:47:07 autopkgtest kernel: [ 119.587597] drv_attr_store+0x24/0x30
Feb 4 12:47:07 autopkgtest kernel: [ 119.587917] sysfs_kf_write+0x3e/0x50
Feb 4 12:47:07 autopkgtest kernel: [ 119.588248] kernfs_fop_write_iter+0x137/0x1c0
Feb 4 12:47:07 autopkgtest kernel: [ 119.588653] new_sync_write+0x114/0x1a0
Feb 4 12:47:07 autopkgtest kernel: [ 119.589042] vfs_write+0x1bd/0x250
Feb 4 12:47:07 autopkgtest kernel: [ 119.589384] ksys_write+0x67/0xe0
Feb 4 12:47:07 autopkgtest kernel: [ 119.589767] __x64_sys_write+0x19/0x20
Feb 4 12:47:07 autopkgtest kernel: [ 119.590159] do_syscall_64+0x61/0xb0
Feb 4 12:47:07 autopkgtest kernel: [ 119.590565] ? handle_mm_fault+0xda/0x2c0
Feb 4 12:47:07 autopkgtest kernel: [ 119.590993] ? do_user_addr_fault+0x1d0/0x660
Feb 4 12:47:07 autopkgtest kernel: [ 119.591435] ? exit_to_user_mode_prepare+0x37/0xb0
Feb 4 12:47:07 autopkgtest kernel: [ 119.591910] ? exit_to_user_mode_prepare+0x37/0xb0
Feb 4 12:47:07 autopkgtest kernel: [ 119.592374] ? irqentry_exit_to_user_mode+0x9/0x20
Feb 4 12:47:07 autopkgtest kernel: [ 119.592817] ? irqentry_exit+0x19/0x30
Feb 4 12:47:07 autopkgtest kernel: [ 119.593170] ? exc_page_fault+0x8f/0x170
Feb 4 12:47:07 autopkgtest kernel: [ 119.593577] ? asm_exc_page_fault+0x8/0x30
Feb 4 12:47:07 autopkgtest kernel: [ 119.593994] entry_SYSCALL_64_after_hwframe+0x44/0xae
Feb 4 12:47:07 autopkgtest kernel: [ 119.594471] RIP: 0033:0x7fd4d6b529ef
Feb 4 12:47:07 autopkgtest kernel: [ 119.594804] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 09 cf f7 ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c cf f7 ff 48
Feb 4 12:47:07 autopkgtest kernel: [ 119.596437] RSP: 002b:00007ffc98f15bc0 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
Feb 4 12:47:07 autopkgtest kernel: [ 119.597111] RAX: ffffffffffffffda RBX: 00000000018fa880 RCX: 00007fd4d6b529ef
Feb 4 12:47:07 autopkgtest kernel: [ 119.597846] RDX: 0000000000000002 RSI: 0000000001a9dde0 RDI: 0000000000000003
Feb 4 12:47:07 autopkgtest kernel: [ 119.598448] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
Feb 4 12:47:07 autopkgtest kernel: [ 119.599162] R10: 0000000000000000 R11: 0000000000000293 R12: 00007fd4d6a39b80
Feb 4 12:47:07 autopkgtest kernel: [ 119.599851] R13: 0000000000000003 R14: 0000000000000000 R15: 0000000001a9dde0
Feb 4 12:47:07 autopkgtest kernel: [ 119.600574] </TASK>
Feb 4 12:47:07 autopkgtest kernel: [ 119.600790] Modules linked in: crypto_simd cryptd dm_crypt scsi_debug nls_iso8859_1 dm_multipath scsi_dh_rdac scsi_dh_emc scsi_dh_alua ppdev bochs_drm drm_vram_helper drm_ttm_helper ttm drm_kms_helper cec rc_core fb_sys_fops joydev input_leds syscopyarea sysfillrect parport_pc sysimgblt mac_hid parport serio_raw qemu_fw_cfg sch_fq_codel msr drm ip_tables x_tables autofs4 btrfs blake2b_generic xor zstd_compress raid6_pq libcrc32c virtio_net net_failover psmouse floppy failover i2c_piix4 pata_acpi
Feb 4 12:47:07 autopkgtest kernel: [ 119.604772] CR2: 0000000000000030
Feb 4 12:47:07 autopkgtest kernel: [ 119.605179] ---[ end trace 85e56369cc0cc91d ]---
Feb 4 12:47:07 autopkgtest kernel: [ 119.605644] RIP: 0010:blk_mq_cancel_work_sync+0x5/0x60
Feb 4 12:47:07 autopkgtest kernel: [ 119.606367] Code: 4c 89 f7 e8 8d 13 00 00 e9 4b ff ff ff 48 8b 45 d0 49 89 85 e8 00 00 00 31 c0 eb a0 b8 ea ff ff ff eb c1 66 90 0f 1f 44 00 00 <48> 83 7f 30 00 74 45 55 48 89 e5 41 54 49 89 fc 48 8d bf f8 04 00
Feb 4 12:47:07 autopkgtest kernel: [ 119.608415] RSP: 0018:ffffa78a40dd7960 EFLAGS: 00010246
Feb 4 12:47:07 autopkgtest kernel: [ 119.609103] RAX: 0000000000000000 RBX: ffff9b3ec7df7b00 RCX: 0000000000000286
Feb 4 12:47:07 autopkgtest kernel: [ 119.609882] RDX: ffffa78a40dd7920 RSI: ffffffff875ac156 RDI: 0000000000000000
Feb 4 12:47:07 autopkgtest kernel: [ 119.611089] RBP: ffffa78a40dd7978 R08: ffff9b3ecbd347c0 R09: 0000000000000000
Feb 4 12:47:07 autopkgtest kernel: [ 119.612003] R10: 0000000000000000 R11: ffff9b3ec229bb90 R12: ffff9b3ecbd34520
Feb 4 12:47:07 autopkgtest kernel: [ 119.612920] R13: 0000000000000000 R14: 0000000000000000 R15: ffff9b3ec82d21d8
Feb 4 12:47:07 autopkgtest kernel: [ 119.613961] FS: 00007fd4d6a39c00(0000) GS:ffff9b3f3dc00000(0000) knlGS:0000000000000000
Feb 4 12:47:07 autopkgtest kernel: [ 119.615046] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Feb 4 12:47:07 autopkgtest kernel: [ 119.615750] CR2: 0000000000000030 CR3: 000000000b072000 CR4: 00000000000006f0