general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] SMP KASAN NOPTI
KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 8554 Comm: syz-executor.6 Not tainted 5.10.56 #1
CPU: 0 PID: 8558 Comm: syz-executor.2 Not tainted 5.10.56 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
RIP: 0010:scsi_command_size include/scsi/scsi_common.h:24 [inline]
RIP: 0010:scsi_setup_scsi_cmnd drivers/scsi/scsi_lib.c:1197 [inline]
RIP: 0010:scsi_prepare_cmd drivers/scsi/scsi_lib.c:1581 [inline]
RIP: 0010:scsi_queue_rq+0x1eb1/0x2a70 drivers/scsi/scsi_lib.c:1670
Call Trace:
Code: 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 85 46 0b 00 00 48 8b 8b 40 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 48 0b 00 00
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x107/0x163 lib/dump_stack.c:118
RSP: 0018:ffff88804a0373c0 EFLAGS: 00010256
 fail_dump lib/fault-inject.c:52 [inline]
 should_fail.cold+0x5/0xa lib/fault-inject.c:146
RAX: dffffc0000000000 RBX: ffff88800ddf3340 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff829518be RDI: 0000000000000003
 should_failslab+0x5/0x10 mm/slab_common.c:1193
RBP: 0000000000000000 R08: 0000000000000001 R09: ffff88800ddf3588
 slab_pre_alloc_hook mm/slab.h:515 [inline]
 slab_alloc_node mm/slub.c:2814 [inline]
 slab_alloc mm/slub.c:2897 [inline]
 __kmalloc+0x72/0x3e0 mm/slub.c:3958
R10: 0000000000000000 R11: 0000000000000001 R12: ffff88800ddf3580
R13: ffff88800db9e000 R14: 0000000000000000 R15: ffff88800c27e000
FS:  00007fabae96a700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
 kmalloc include/linux/slab.h:557 [inline]
 kzalloc include/linux/slab.h:664 [inline]
 kobject_get_path+0xc0/0x1c0 lib/kobject.c:179
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 kobject_uevent_env+0x251/0xf90 lib/kobject_uevent.c:529
CR2: 0000000000515cf0 CR3: 000000000cc0c000 CR4: 0000000000350ee0
 loop_set_size drivers/block/loop.c:259 [inline]
 loop_configure+0x116b/0x1480 drivers/block/loop.c:1170
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
 lo_ioctl+0xa6e/0x1760 drivers/block/loop.c:1695
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 blk_mq_dispatch_rq_list+0x36d/0x1bb0 block/blk-mq.c:1389
 __blk_mq_sched_dispatch_requests+0x263/0x490 block/blk-mq-sched.c:308
 __blkdev_driver_ioctl block/ioctl.c:237 [inline]
 blkdev_ioctl+0x28d/0x700 block/ioctl.c:632
 blk_mq_sched_dispatch_requests+0xfb/0x180 block/blk-mq-sched.c:341
 __blk_mq_run_hw_queue+0x12c/0x290 block/blk-mq.c:1533
 block_ioctl+0xf9/0x140 fs/block_dev.c:1893
 __blk_mq_delay_run_hw_queue+0x4f1/0x550 block/blk-mq.c:1610
 vfs_ioctl fs/ioctl.c:48 [inline]
 __do_sys_ioctl fs/ioctl.c:753 [inline]
 __se_sys_ioctl fs/ioctl.c:739 [inline]
 __x64_sys_ioctl+0x196/0x210 fs/ioctl.c:739
 blk_mq_run_hw_queue+0x16c/0x2f0 block/blk-mq.c:1663
 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x4663c7
Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 84 49 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
 blk_mq_sched_insert_request+0x380/0x440 block/blk-mq-sched.c:469
RSP: 002b:00007fc04c34af48 EFLAGS: 00000246
 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00000000004afcc0 RCX: 00000000004663c7
RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005
RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff
 blk_execute_rq+0xd4/0x1b0 block/blk-exec.c:86
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004
R13: 0000000000000004 R14: 00000000200002c0 R15: 0000000000000000
 sg_io+0x60d/0xf70 block/scsi_ioctl.c:360
 scsi_cmd_ioctl+0x522/0x590 block/scsi_ioctl.c:809
 scsi_cmd_blk_ioctl block/scsi_ioctl.c:867 [inline]
 scsi_cmd_blk_ioctl+0xe1/0x130 block/scsi_ioctl.c:858
 cdrom_ioctl+0xc4/0x2bb0 drivers/cdrom/cdrom.c:3361
 sr_block_ioctl+0x141/0x1a0 drivers/scsi/sr.c:596
 __blkdev_driver_ioctl block/ioctl.c:237 [inline]
 blkdev_ioctl+0x28d/0x700 block/ioctl.c:632
 block_ioctl+0xf9/0x140 fs/block_dev.c:1893
 vfs_ioctl fs/ioctl.c:48 [inline]
 __do_sys_ioctl fs/ioctl.c:753 [inline]
 __se_sys_ioctl fs/ioctl.c:739 [inline]
 __x64_sys_ioctl+0x196/0x210 fs/ioctl.c:739
 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x466609
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fabae96a188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 0000000000466609
RDX: 0000000020000540 RSI: 0000000000002285 RDI: 0000000000000004
RBP: 00000000004bfcb9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80
R13: 00007ffeea61de0f R14: 00007fabae96a300 R15: 0000000000022000
Modules linked in:
---[ end trace 48f26725b5bdcbff ]---
RIP: 0010:scsi_command_size include/scsi/scsi_common.h:24 [inline]
RIP: 0010:scsi_setup_scsi_cmnd drivers/scsi/scsi_lib.c:1197 [inline]
RIP: 0010:scsi_prepare_cmd drivers/scsi/scsi_lib.c:1581 [inline]
RIP: 0010:scsi_queue_rq+0x1eb1/0x2a70 drivers/scsi/scsi_lib.c:1670
Code: 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 85 46 0b 00 00 48 8b 8b 40 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 48 0b 00 00
RSP: 0018:ffff88804a0373c0 EFLAGS: 00010256
RAX: dffffc0000000000 RBX: ffff88800ddf3340 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff829518be RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000001 R09: ffff88800ddf3588
R10: 0000000000000000 R11: 0000000000000001 R12: ffff88800ddf3580
R13: ffff88800db9e000 R14: 0000000000000000 R15: ffff88800c27e000
FS:  00007fabae96a700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000515cf0 CR3: 000000000cc0c000 CR4: 0000000000350ee0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
note: syz-executor.6[8554] exited with preempt_count 2
FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
EXT4-fs error (device loop1): ext4_fill_super:4954: inode #2: comm syz-executor.1: iget: root inode unallocated
EXT4-fs (loop1): get root inode failed
EXT4-fs (loop1): mount failed
FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
ISOFS: Unable to identify CD-ROM format.
FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)