sr 1:0:0:0: [sr0] tag#0 Sense Key : Not Ready [current] sr 1:0:0:0: [sr0] tag#0 Add. Sense: Medium not present sr 1:0:0:0: [sr0] tag#0 CDB: Read(10) 28 00 00 07 a9 c6 00 00 40 00 I/O error, dev sr0, sector 2008856 op 0x0:(READ) flags 0x84700 phys_seg 8 prio class 2 INFO: task kworker/u4:5:295 blocked for more than 143 seconds. Not tainted 6.2.0-rc1-next-20221226 #1 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/u4:5 state:D stack:24952 pid:295 ppid:2 flags:0x00004000 Workqueue: events_unbound io_ring_exit_work Call Trace: __schedule+0x926/0x25d0 schedule+0xde/0x1b0 schedule_timeout+0x1cf/0x290 __wait_for_common+0x1d3/0x550 io_ring_exit_work+0x590/0xc63 process_one_work+0xa0f/0x1690 worker_thread+0x63b/0x1260 kthread+0x2f1/0x3a0 ret_from_fork+0x2c/0x50 Showing all locks held in the system: 1 lock held by rcu_tasks_kthre/11: #0: ffffffff85607b10 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x26/0xc10 1 lock held by khungtaskd/25: #0: ffffffff856085e0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x57/0x2c2 2 locks held by in:imklog/163: 4 locks held by rs:main Q:Reg/164: #0: ffff88806cf39298 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x22/0x30 #1: ffff88806ce39298 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x22/0x30 #2: ffff8880199a97e0 (&sb->s_type->i_mutex_key#6){++++}-{3:3}, at: ext4_buffered_write_iter+0xb0/0x460 #3: ffff88806cf39298 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x1e7/0x25d0 2 locks held by kworker/u4:5/295: #0: ffff888008471138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x90d/0x1690 #1: ffff888038e8fdb0 ((work_completion)(&ctx->exit_work)){+.+.}-{0:0}, at: process_one_work+0x941/0x1690 1 lock held by syz-executor.6/21606: #0: ffff8880088f5eb8 (mapping.invalidate_lock#2){.+.+}-{3:3}, at: page_cache_ra_unbounded+0x157/0x5e0 ============================================= scsi_io_completion_action: 294 callbacks suppressed sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s sr 1:0:0:0: [sr0] tag#0 Sense Key : Not Ready [current] sr 1:0:0:0: [sr0] tag#0 Add. Sense: Medium not present sr 1:0:0:0: [sr0] tag#0 CDB: Read(10) 28 00 00 07 f3 30 00 00 40 00 blk_print_req_error: 294 callbacks suppressed I/O error, dev sr0, sector 2084032 op 0x0:(READ) flags 0x84700 phys_seg 8 prio class 2 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s sr 1:0:0:0: [sr0] tag#0 Sense Key : Not Ready [current] sr 1:0:0:0: [sr0] tag#0 Add. Sense: Medium not present sr 1:0:0:0: [sr0] tag#0 CDB: Read(10) 28 00 00 07 f3 70 00 00 40 00 I/O error, dev sr0, sector 2084288 op 0x0:(READ) flags 0x84700 phys_seg 5 prio class 2 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s sr 1:0:0:0: [sr0] tag#0 Sense Key : Not Ready [current] sr 1:0:0:0: [sr0] tag#0 Add. Sense: Medium not present sr 1:0:0:0: [sr0] tag#0 CDB: Read(10) 28 00 00 07 f3 b0 00 00 40 00 I/O error, dev sr0, sector 2084544 op 0x0:(READ) flags 0x84700 phys_seg 5 prio class 2 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s sr 1:0:0:0: [sr0] tag#0 Sense Key : Not Ready [current] sr 1:0:0:0: [sr0] tag#0 Add. Sense: Medium not present sr 1:0:0:0: [sr0] tag#0 CDB: Read(10) 28 00 00 07 f3 f0 00 00 40 00 I/O error, dev sr0, sector 2084800 op 0x0:(READ) flags 0x84700 phys_seg 7 prio class 2 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s sr 1:0:0:0: [sr0] tag#0 Sense Key : Not Ready [current] sr 1:0:0:0: [sr0] tag#0 Add. Sense: Medium not present sr 1:0:0:0: [sr0] tag#0 CDB: Read(10) 28 00 00 07 f4 30 00 00 40 00 I/O error, dev sr0, sector 2085056 op 0x0:(READ) flags 0x84700 phys_seg 8 prio class 2 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s sr 1:0:0:0: [sr0] tag#0 Sense Key : Not Ready [current] sr 1:0:0:0: [sr0] tag#0 Add. Sense: Medium not present sr 1:0:0:0: [sr0] tag#0 CDB: Read(10) 28 00 00 07 f4 70 00 00 40 00 I/O error, dev sr0, sector 2085312 op 0x0:(READ) flags 0x84700 phys_seg 8 prio class 2 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s sr 1:0:0:0: [sr0] tag#0 Sense Key : Not Ready [current] sr 1:0:0:0: [sr0] tag#0 Add. Sense: Medium not present sr 1:0:0:0: [sr0] tag#0 CDB: Read(10) 28 00 00 07 f4 b0 00 00 40 00 I/O error, dev sr0, sector 2085568 op 0x0:(READ) flags 0x84700 phys_seg 5 prio class 2 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s sr 1:0:0:0: [sr0] tag#0 Sense Key : Not Ready [current] sr 1:0:0:0: [sr0] tag#0 Add. Sense: Medium not present sr 1:0:0:0: [sr0] tag#0 CDB: Read(10) 28 00 00 07 f4 f0 00 00 40 00 I/O error, dev sr0, sector 2085824 op 0x0:(READ) flags 0x84700 phys_seg 5 prio class 2 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s sr 1:0:0:0: [sr0] tag#0 Sense Key : Not Ready [current] sr 1:0:0:0: [sr0] tag#0 Add. Sense: Medium not present sr 1:0:0:0: [sr0] tag#0 CDB: Read(10) 28 00 00 07 f5 30 00 00 40 00 I/O error, dev sr0, sector 2086080 op 0x0:(READ) flags 0x84700 phys_seg 8 prio class 2 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s sr 1:0:0:0: [sr0] tag#0 Sense Key : Not Ready [current] sr 1:0:0:0: [sr0] tag#0 Add. Sense: Medium not present sr 1:0:0:0: [sr0] tag#0 CDB: Read(10) 28 00 00 07 f5 70 00 00 40 00 I/O error, dev sr0, sector 2086336 op 0x0:(READ) flags 0x84700 phys_seg 5 prio class 2 sr 1:0:0:0: [sr0] tag#0 unaligned transfer Buffer I/O error on dev sr0, logical block 0, async page read Buffer I/O error on dev sr0, logical block 1, async page read Buffer I/O error on dev sr0, logical block 2, async page read Buffer I/O error on dev sr0, logical block 3, async page read Buffer I/O error on dev sr0, logical block 4, async page read Buffer I/O error on dev sr0, logical block 5, async page read Buffer I/O error on dev sr0, logical block 6, async page read Buffer I/O error on dev sr0, logical block 7, async page read