blk_update_request: I/O error, dev sr0, sector 1687336 op 0x0:(READ) flags 0x84700 phys_seg 5 prio class 0 blk_update_request: I/O error, dev sr0, sector 1687592 op 0x0:(READ) flags 0x84700 phys_seg 6 prio class 0 blk_update_request: I/O error, dev sr0, sector 1687848 op 0x0:(READ) flags 0x84700 phys_seg 6 prio class 0 INFO: task syz-executor.6:12015 blocked for more than 143 seconds. Not tainted 5.10.190 #1 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.6 state:D stack:29576 pid:12015 ppid: 289 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:3800 [inline] __schedule+0x824/0x1ea0 kernel/sched/core.c:4548 schedule+0xcb/0x270 kernel/sched/core.c:4626 __lock_sock+0x13d/0x260 net/core/sock.c:2532 lock_sock_nested+0xf6/0x120 net/core/sock.c:3082 lock_sock include/net/sock.h:1626 [inline] tcp_recvmsg+0x13b/0x2930 net/ipv4/tcp.c:2120 inet6_recvmsg+0x13b/0x6e0 net/ipv6/af_inet6.c:667 sock_recvmsg_nosec net/socket.c:885 [inline] sock_recvmsg+0xff/0x180 net/socket.c:903 __sys_recvfrom+0x1be/0x2f0 net/socket.c:2043 __do_sys_recvfrom net/socket.c:2061 [inline] __se_sys_recvfrom net/socket.c:2057 [inline] __x64_sys_recvfrom+0xdd/0x1b0 net/socket.c:2057 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xcc RIP: 0033:0x7f4755e81b19 RSP: 002b:00007f47533d6188 EFLAGS: 00000246 ORIG_RAX: 000000000000002d RAX: ffffffffffffffda RBX: 00007f4755f95020 RCX: 00007f4755e81b19 RDX: 0000000000001000 RSI: 0000000020001e00 RDI: 0000000000000004 RBP: 00007f4755edbf6d R08: 0000000000000000 R09: 0000000000000000 R10: 000000000000cd08 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd094c83cf R14: 00007f47533d6300 R15: 0000000000022000 Showing all locks held in the system: 1 lock held by khungtaskd/22: #0: ffffffff84ff8560 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x27b kernel/locking/lockdep.c:6390 1 lock held by in:imklog/178: 3 locks held by rs:main Q:Reg/179: #0: ffff88800c906ff0 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0xf1/0x190 fs/file.c:1033 #1: ffff88800fb66438 (sb_writers#3){.+.+}-{0:0}, at: ksys_write+0x12d/0x260 fs/read_write.c:658 #2: ffff88806cf3b318 (&rq->lock){-.-.}-{2:2}, at: rq_lock kernel/sched/sched.h:1296 [inline] #2: ffff88806cf3b318 (&rq->lock){-.-.}-{2:2}, at: __schedule+0x1be/0x1ea0 kernel/sched/core.c:4466 1 lock held by syz-executor.6/12006: #0: ffff88800e5fcc20 (sk_lock-AF_INET6){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1626 [inline] #0: ffff88800e5fcc20 (sk_lock-AF_INET6){+.+.}-{0:0}, at: sk_stream_wait_memory+0x892/0xf80 net/core/stream.c:145 ============================================= scsi_io_completion_action: 243 callbacks suppressed sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE 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 06 ac 34 00 00 40 00 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE 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 06 ac 74 00 00 40 00 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE 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 06 ac b4 00 00 40 00 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE 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 06 ac f4 00 00 40 00 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE 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 06 ad 34 00 00 40 00 print_req_error: 244 callbacks suppressed blk_update_request: I/O error, dev sr0, sector 1750224 op 0x0:(READ) flags 0x84700 phys_seg 5 prio class 0 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE 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 06 ad 74 00 00 40 00 blk_update_request: I/O error, dev sr0, sector 1750480 op 0x0:(READ) flags 0x84700 phys_seg 8 prio class 0 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE 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 06 ad b4 00 00 40 00 blk_update_request: I/O error, dev sr0, sector 1750736 op 0x0:(READ) flags 0x84700 phys_seg 5 prio class 0 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE 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 06 ad f4 00 00 40 00 blk_update_request: I/O error, dev sr0, sector 1750992 op 0x0:(READ) flags 0x84700 phys_seg 5 prio class 0 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE 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 06 ae 34 00 00 40 00 blk_update_request: I/O error, dev sr0, sector 1751248 op 0x0:(READ) flags 0x84700 phys_seg 7 prio class 0 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE 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 06 ae 74 00 00 40 00 blk_update_request: I/O error, dev sr0, sector 1751504 op 0x0:(READ) flags 0x84700 phys_seg 5 prio class 0 blk_update_request: I/O error, dev sr0, sector 1751760 op 0x0:(READ) flags 0x84700 phys_seg 5 prio class 0 blk_update_request: I/O error, dev sr0, sector 1752016 op 0x0:(READ) flags 0x84700 phys_seg 6 prio class 0 blk_update_request: I/O error, dev sr0, sector 1752272 op 0x0:(READ) flags 0x84700 phys_seg 5 prio class 0 blk_update_request: I/O error, dev sr0, sector 1752528 op 0x0:(READ) flags 0x84700 phys_seg 5 prio class 0 scsi_io_completion_action: 259 callbacks suppressed sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE 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 06 ee be 00 00 40 00 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE 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 06 ee fe 00 00 40 00 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE 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 06 ef 3e 00 00 40 00 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE 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 06 ef 7e 00 00 40 00 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE 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 06 ef be 00 00 40 00 print_req_error: 259 callbacks suppressed blk_update_request: I/O error, dev sr0, sector 1818360 op 0x0:(READ) flags 0x84700 phys_seg 32 prio class 0 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE 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 06 ef fe 00 00 40 00 blk_update_request: I/O error, dev sr0, sector 1818616 op 0x0:(READ) flags 0x84700 phys_seg 32 prio class 0 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE 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 06 f0 3e 00 00 40 00 blk_update_request: I/O error, dev sr0, sector 1818872 op 0x0:(READ) flags 0x84700 phys_seg 29 prio class 0 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE 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 06 f0 7e 00 00 40 00 blk_update_request: I/O error, dev sr0, sector 1819128 op 0x0:(READ) flags 0x84700 phys_seg 26 prio class 0 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE 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 06 f0 be 00 00 28 00 blk_update_request: I/O error, dev sr0, sector 1819384 op 0x0:(READ) flags 0x80700 phys_seg 11 prio class 0 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE 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 06 f0 e6 00 00 40 00 blk_update_request: I/O error, dev sr0, sector 1819544 op 0x0:(READ) flags 0x84700 phys_seg 18 prio class 0 blk_update_request: I/O error, dev sr0, sector 1819800 op 0x0:(READ) flags 0x84700 phys_seg 18 prio class 0 blk_update_request: I/O error, dev sr0, sector 1820056 op 0x0:(READ) flags 0x84700 phys_seg 17 prio class 0 blk_update_request: I/O error, dev sr0, sector 1820312 op 0x0:(READ) flags 0x84700 phys_seg 15 prio class 0 blk_update_request: I/O error, dev sr0, sector 1820568 op 0x0:(READ) flags 0x84700 phys_seg 11 prio class 0