------------[ cut here ]------------ WARNING: block/blk-mq-dma.c:309 at __blk_rq_map_sg+0x636/0x740, CPU#1: kworker/1:1H/7345 Modules linked in: CPU: 1 UID: 0 PID: 7345 Comm: kworker/1:1H Not tainted 6.19.0-rc4-next-20260109 #1 PREEMPT(voluntary) Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Workqueue: kblockd blk_mq_run_work_fn RIP: 0010:__blk_rq_map_sg+0x636/0x740 Code: ff ff e8 dd 28 30 ff b9 06 00 00 00 48 89 d8 48 8d bc 24 98 00 00 00 48 89 7c 24 20 f3 48 ab e9 fd fa ff ff e8 bb 28 30 ff 90 <0f> 0b 90 e9 f8 fd ff ff 48 89 cf e8 aa 6c 6e ff e9 66 fa ff ff 48 RSP: 0018:ffff8880515af670 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000002 RCX: ffffffff8245502e RDX: ffff88800e6a9b80 RSI: ffffffff82455235 RDI: 0000000000000004 RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: dffffc0000000000 R13: 0000000000000e00 R14: ffff88800c022000 R15: ffff8880515af7f8 FS: 0000000000000000(0000) GS:ffff8880e544a000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f09d5ad2718 CR3: 000000004c107000 CR4: 0000000000350ef0 Call Trace: scsi_alloc_sgtables+0x206/0xc30 sd_init_command+0x8d8/0x30e0 scsi_queue_rq+0x133b/0x3280 blk_mq_dispatch_rq_list+0x3ad/0x1c00 __blk_mq_sched_dispatch_requests+0xc37/0x13e0 blk_mq_sched_dispatch_requests+0xd7/0x1b0 blk_mq_run_work_fn+0x1f9/0x380 process_one_work+0x8e1/0x1960 worker_thread+0x67e/0xe90 kthread+0x385/0x490 ret_from_fork+0x67a/0x7a0 ret_from_fork_asm+0x1a/0x30 irq event stamp: 2975 hardirqs last enabled at (2983): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (2992): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (2620): [] __irq_exit_rcu+0xc4/0x100 softirqs last disabled at (2615): [] __irq_exit_rcu+0xc4/0x100 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ kernel BUG at drivers/scsi/scsi_lib.c:1173! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 1 UID: 0 PID: 7345 Comm: kworker/1:1H Tainted: G W 6.19.0-rc4-next-20260109 #1 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Workqueue: kblockd blk_mq_run_work_fn RIP: 0010:scsi_alloc_sgtables+0xa32/0xc30 Code: e9 71 f7 ff ff e8 8e 14 32 fe 90 0f 0b 90 41 bc 0a 00 00 00 e9 c8 fc ff ff 41 bc 09 00 00 00 e9 bd fc ff ff e8 6f 14 32 fe 90 <0f> 0b 45 31 f6 e9 b7 f9 ff ff e8 5f 14 32 fe be 01 00 00 00 31 ff RSP: 0018:ffff8880515af7b0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff88800c0220f8 RCX: ffffffff8343629d RDX: ffff88800e6a9b80 RSI: ffffffff83436681 RDI: 0000000000000004 RBP: 0000000000000002 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000002 R11: 0000000000000000 R12: 0000000000000001 R13: ffff88800c02201c R14: 0000000000000000 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8880e544a000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f09d5ad2718 CR3: 000000004c107000 CR4: 0000000000350ef0 Call Trace: sd_init_command+0x8d8/0x30e0 scsi_queue_rq+0x133b/0x3280 blk_mq_dispatch_rq_list+0x3ad/0x1c00 __blk_mq_sched_dispatch_requests+0xc37/0x13e0 blk_mq_sched_dispatch_requests+0xd7/0x1b0 blk_mq_run_work_fn+0x1f9/0x380 process_one_work+0x8e1/0x1960 worker_thread+0x67e/0xe90 kthread+0x385/0x490 ret_from_fork+0x67a/0x7a0 ret_from_fork_asm+0x1a/0x30 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:scsi_alloc_sgtables+0xa32/0xc30 Code: e9 71 f7 ff ff e8 8e 14 32 fe 90 0f 0b 90 41 bc 0a 00 00 00 e9 c8 fc ff ff 41 bc 09 00 00 00 e9 bd fc ff ff e8 6f 14 32 fe 90 <0f> 0b 45 31 f6 e9 b7 f9 ff ff e8 5f 14 32 fe be 01 00 00 00 31 ff RSP: 0018:ffff8880515af7b0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff88800c0220f8 RCX: ffffffff8343629d RDX: ffff88800e6a9b80 RSI: ffffffff83436681 RDI: 0000000000000004 RBP: 0000000000000002 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000002 R11: 0000000000000000 R12: 0000000000000001 R13: ffff88800c02201c R14: 0000000000000000 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8880e544a000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f09d5ad2718 CR3: 000000004c107000 CR4: 0000000000350ef0 BUG: sleeping function called from invalid context at ./include/linux/percpu-rwsem.h:51 in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 7345, name: kworker/1:1H preempt_count: 0, expected: 0 RCU nest depth: 1, expected: 0 INFO: lockdep is turned off. CPU: 1 UID: 0 PID: 7345 Comm: kworker/1:1H Tainted: G D W 6.19.0-rc4-next-20260109 #1 PREEMPT(voluntary) Tainted: [D]=DIE, [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Workqueue: kblockd blk_mq_run_work_fn Call Trace: dump_stack_lvl+0xfa/0x120 __might_resched+0x2f3/0x510 exit_signals+0x2b/0xae0 do_exit+0x2e3/0x2950 make_task_dead+0x174/0x3b0 rewind_stack_and_make_dead+0x16/0x20 RIP: 0000:0x0 Code: Unable to access opcode bytes at 0xffffffffffffffd6. RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 sr 1:0:0:0: [sr0] tag#0 unaligned transfer scsi_io_completion_action: 343 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 : Illegal Request [current] sr 1:0:0:0: [sr0] tag#0 Add. Sense: Invalid command operation code sr 1:0:0:0: [sr0] tag#0 CDB: Write(10) 2a 00 00 00 18 40 00 00 40 00 blk_print_req_error: 344 callbacks suppressed critical target error, dev sr0, sector 24832 op 0x1:(WRITE) flags 0x4000 phys_seg 32 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 : Illegal Request [current] sr 1:0:0:0: [sr0] tag#0 Add. Sense: Invalid command operation code sr 1:0:0:0: [sr0] tag#0 CDB: Write(10) 2a 00 00 00 18 80 00 00 40 00 critical target error, dev sr0, sector 25088 op 0x1:(WRITE) flags 0x4000 phys_seg 32 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 : Illegal Request [current] sr 1:0:0:0: [sr0] tag#0 Add. Sense: Invalid command operation code sr 1:0:0:0: [sr0] tag#0 CDB: Write(10) 2a 00 00 00 18 c0 00 00 40 00 critical target error, dev sr0, sector 25344 op 0x1:(WRITE) flags 0x4000 phys_seg 32 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 : Illegal Request [current] sr 1:0:0:0: [sr0] tag#0 Add. Sense: Invalid command operation code sr 1:0:0:0: [sr0] tag#0 CDB: Write(10) 2a 00 00 00 19 00 00 00 40 00 critical target error, dev sr0, sector 25600 op 0x1:(WRITE) flags 0x4000 phys_seg 32 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 : Illegal Request [current] sr 1:0:0:0: [sr0] tag#0 Add. Sense: Invalid command operation code sr 1:0:0:0: [sr0] tag#0 CDB: Write(10) 2a 00 00 00 19 40 00 00 40 00 critical target error, dev sr0, sector 25856 op 0x1:(WRITE) flags 0x4000 phys_seg 32 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 : Illegal Request [current] sr 1:0:0:0: [sr0] tag#0 Add. Sense: Invalid command operation code sr 1:0:0:0: [sr0] tag#0 CDB: Write(10) 2a 00 00 00 19 80 00 00 40 00 critical target error, dev sr0, sector 26112 op 0x1:(WRITE) flags 0x4000 phys_seg 32 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 : Illegal Request [current] sr 1:0:0:0: [sr0] tag#0 Add. Sense: Invalid command operation code sr 1:0:0:0: [sr0] tag#0 CDB: Write(10) 2a 00 00 00 19 c0 00 00 40 00 critical target error, dev sr0, sector 26368 op 0x1:(WRITE) flags 0x0 phys_seg 32 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 : Illegal Request [current] sr 1:0:0:0: [sr0] tag#0 Add. Sense: Invalid command operation code sr 1:0:0:0: [sr0] tag#0 CDB: Write(10) 2a 00 00 00 1a 00 00 00 40 00 critical target error, dev sr0, sector 26624 op 0x1:(WRITE) flags 0x4000 phys_seg 32 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 : Illegal Request [current] sr 1:0:0:0: [sr0] tag#0 Add. Sense: Invalid command operation code sr 1:0:0:0: [sr0] tag#0 CDB: Write(10) 2a 00 00 00 1a 40 00 00 40 00 critical target error, dev sr0, sector 26880 op 0x1:(WRITE) flags 0x4000 phys_seg 32 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 : Illegal Request [current] sr 1:0:0:0: [sr0] tag#0 Add. Sense: Invalid command operation code sr 1:0:0:0: [sr0] tag#0 CDB: Write(10) 2a 00 00 00 1a 80 00 00 40 00 critical target error, dev sr0, sector 27136 op 0x1:(WRITE) flags 0x4000 phys_seg 32 prio class 2 sr 1:0:0:0: [sr0] tag#0 unaligned transfer