Warning: Permanently added '10.128.1.44' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 55.792954][ T8454] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN [ 55.805125][ T8454] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 55.813594][ T8454] CPU: 1 PID: 8454 Comm: syz-executor782 Not tainted 5.11.0-rc5-syzkaller #0 [ 55.822327][ T8454] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.832531][ T8454] RIP: 0010:scsi_queue_rq+0x243c/0x31e0 [ 55.838167][ T8454] Code: 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 85 ca 0b 00 00 48 8b 8b 58 02 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 ca 48 c1 ea 03 <0f> b6 04 02 48 89 ca 83 e2 07 38 d0 7f 08 84 c0 0f 85 85 0b 00 00 [ 55.858010][ T8454] RSP: 0018:ffffc90002e07590 EFLAGS: 00010256 [ 55.864057][ T8454] RAX: dffffc0000000000 RBX: ffff88801b9bd400 RCX: 0000000000000000 [ 55.872355][ T8454] RDX: 0000000000000000 RSI: ffffffff8467b439 RDI: 0000000000000003 [ 55.880393][ T8454] RBP: ffff88801a264000 R08: 0000000000000000 R09: 0000000000000000 [ 55.888777][ T8454] R10: ffffffff8467b423 R11: 0000000000000000 R12: 0000000000000000 [ 55.897392][ T8454] R13: ffff88801b9bd658 R14: ffff8880199a0000 R15: 0000000000000000 [ 55.906069][ T8454] FS: 00007f789baea700(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000 [ 55.915175][ T8454] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.922612][ T8454] CR2: 00007f789bac8e78 CR3: 00000000112c8000 CR4: 0000000000350ee0 [ 55.930833][ T8454] Call Trace: [ 55.934098][ T8454] blk_mq_dispatch_rq_list+0x3a1/0x1ea0 [ 55.939631][ T8454] ? scsi_mq_get_budget+0x1/0x300 [ 55.944636][ T8454] ? __blk_mq_sched_dispatch_requests+0x236/0x490 [ 55.951032][ T8454] ? blk_mq_dequeue_from_ctx+0x940/0x940 [ 55.956644][ T8454] ? do_raw_spin_lock+0x120/0x2b0 [ 55.962136][ T8454] ? rwlock_bug.part.0+0x90/0x90 [ 55.967052][ T8454] __blk_mq_sched_dispatch_requests+0x263/0x490 [ 55.973492][ T8454] ? blk_mq_do_dispatch_ctx+0x640/0x640 [ 55.979018][ T8454] blk_mq_sched_dispatch_requests+0xfb/0x180 [ 55.984975][ T8454] __blk_mq_run_hw_queue+0xd8/0x150 [ 55.990332][ T8454] ? hctx_unlock+0x170/0x170 [ 55.995004][ T8454] ? blk_mq_request_bypass_insert+0x144/0x2f0 [ 56.001225][ T8454] __blk_mq_delay_run_hw_queue+0x522/0x5f0 [ 56.007011][ T8454] blk_mq_run_hw_queue+0x16c/0x2f0 [ 56.012102][ T8454] ? blk_mq_delay_run_hw_queues+0x1a0/0x1a0 [ 56.018058][ T8454] ? do_raw_spin_unlock+0x171/0x230 [ 56.023236][ T8454] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 56.029541][ T8454] ? blk_mq_request_bypass_insert+0x14e/0x2f0 [ 56.035585][ T8454] blk_mq_sched_insert_request+0x3f4/0x4d0 [ 56.041371][ T8454] ? update_io_ticks+0xc1/0x1b0 [ 56.046208][ T8454] ? __blk_mq_sched_bio_merge+0x450/0x450 [ 56.051918][ T8454] ? blk_execute_rq_nowait+0x130/0x130 [ 56.057456][ T8454] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 56.063687][ T8454] ? blk_account_io_start+0x15b/0x1e0 [ 56.069040][ T8454] ? __raw_spin_lock_init+0x34/0x100 [ 56.074316][ T8454] blk_execute_rq+0xd4/0x1b0 [ 56.078879][ T8454] ? blk_end_sync_rq+0x50/0x50 [ 56.083626][ T8454] ? sg_io+0xc73/0xf50 [ 56.087682][ T8454] ? kfree+0xdb/0x3b0 [ 56.091657][ T8454] sg_io+0x609/0xf50 [ 56.095543][ T8454] ? put_sg_io_hdr+0x6f0/0x6f0 [ 56.100283][ T8454] ? lock_downgrade+0x6d0/0x6d0 [ 56.105290][ T8454] scsi_cmd_ioctl+0x519/0x580 [ 56.109945][ T8454] ? sg_scsi_ioctl+0x7f0/0x7f0 [ 56.114783][ T8454] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 56.121092][ T8454] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 56.127311][ T8454] ? security_capable+0x8f/0xc0 [ 56.132143][ T8454] scsi_cmd_blk_ioctl+0xdb/0x120 [ 56.137060][ T8454] sd_ioctl_common+0x178/0x280 [ 56.141803][ T8454] ? lock_downgrade+0x6d0/0x6d0 [ 56.146634][ T8454] ? sd_compat_ioctl+0xf0/0xf0 [ 56.151378][ T8454] sd_ioctl+0x26/0xf0 [ 56.155434][ T8454] blkdev_ioctl+0x29b/0x6c0 [ 56.159917][ T8454] ? blkdev_common_ioctl+0x16a0/0x16a0 [ 56.165528][ T8454] ? __fget_files+0x288/0x3d0 [ 56.170182][ T8454] block_ioctl+0xf9/0x140 [ 56.174677][ T8454] ? blkdev_read_iter+0x180/0x180 [ 56.179694][ T8454] __x64_sys_ioctl+0x193/0x200 [ 56.184627][ T8454] do_syscall_64+0x2d/0x70 [ 56.189053][ T8454] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 56.194922][ T8454] RIP: 0033:0x446059 [ 56.198792][ T8454] Code: e8 fc b8 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 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 0f 83 0b 12 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 56.218911][ T8454] RSP: 002b:00007f789bae9d98 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 56.227317][ T8454] RAX: ffffffffffffffda RBX: 00000000006ddc48 RCX: 0000000000446059 [ 56.235267][ T8454] RDX: 00000000200046c0 RSI: 0000000000002285 RDI: 0000000000000004 [ 56.243223][ T8454] RBP: 00000000006ddc40 R08: 0000000000000000 R09: 0000000000000000 [ 56.251169][ T8454] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006ddc4c [ 56.259738][ T8454] R13: 0000000020000000 R14: 00000000004ae698 R15: 0000000000000003 [ 56.268096][ T8454] Modules linked in: [ 56.272181][ T8454] ---[ end trace 75ec4a96139deb75 ]--- [ 56.277629][ T8454] RIP: 0010:scsi_queue_rq+0x243c/0x31e0 [ 56.283319][ T8454] Code: 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 85 ca 0b 00 00 48 8b 8b 58 02 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 ca 48 c1 ea 03 <0f> b6 04 02 48 89 ca 83 e2 07 38 d0 7f 08 84 c0 0f 85 85 0b 00 00 [ 56.304035][ T8454] RSP: 0018:ffffc90002e07590 EFLAGS: 00010256 [ 56.310109][ T8454] RAX: dffffc0000000000 RBX: ffff88801b9bd400 RCX: 0000000000000000 [ 56.318115][ T8454] RDX: 0000000000000000 RSI: ffffffff8467b439 RDI: 0000000000000003 [ 56.326295][ T8454] RBP: ffff88801a264000 R08: 0000000000000000 R09: 0000000000000000 [ 56.334294][ T8454] R10: ffffffff8467b423 R11: 0000000000000000 R12: 0000000000000000 [ 56.342304][ T8454] R13: ffff88801b9bd658 R14: ffff8880199a0000 R15: 0000000000000000 [ 56.350284][ T8454] FS: 00007f789baea700(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000 [ 56.359227][ T8454] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.365845][ T8454] CR2: 00007f789bac8e78 CR3: 00000000112c8000 CR4: 0000000000350ee0 [ 56.373851][ T8454] Kernel panic - not syncing: Fatal exception [ 56.383393][ T8454] Kernel Offset: disabled [ 56.387699][ T8454] Rebooting in 86400 seconds..