------------[ cut here ]------------
generic_make_request: Trying to write to read-only block-device nullb0 (partno 0)
WARNING: CPU: 0 PID: 10288 at block/blk-core.c:800 bio_check_ro block/blk-core.c:800 [inline]
WARNING: CPU: 0 PID: 10288 at block/blk-core.c:800 generic_make_request_checks+0x1c78/0x2190 block/blk-core.c:901
Kernel panic - not syncing: panic_on_warn set ...
CPU: 0 PID: 10288 Comm: syz-executor180 Not tainted 5.4.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x197/0x210 lib/dump_stack.c:118
 panic+0x2e3/0x75c kernel/panic.c:221
 __warn.cold+0x2f/0x3e kernel/panic.c:582
 report_bug+0x289/0x300 lib/bug.c:195
 fixup_bug arch/x86/kernel/traps.c:174 [inline]
 fixup_bug arch/x86/kernel/traps.c:169 [inline]
 do_error_trap+0x11b/0x200 arch/x86/kernel/traps.c:267
 do_invalid_op+0x37/0x50 arch/x86/kernel/traps.c:286
 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1027
RIP: 0010:bio_check_ro block/blk-core.c:800 [inline]
RIP: 0010:generic_make_request_checks+0x1c78/0x2190 block/blk-core.c:901
Code: 00 00 44 8b ab 5c 05 00 00 48 8d b5 78 ff ff ff 4c 89 ff e8 ca 92 05 00 48 c7 c7 00 fd 6d 88 48 89 c6 44 89 ea e8 97 d7 cb fd <0f> 0b 48 b8 00 00 00 00 00 fc ff df 4c 89 e2 48 c1 ea 03 80 3c 02
RSP: 0018:ffffc90001dc7380 EFLAGS: 00010286
RAX: 0000000000000000 RBX: ffff8880a1727000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff815e88f6 RDI: fffff520003b8e62
RBP: ffffc90001dc7480 R08: ffff88809481e3c0 R09: ffffed1015d06621
R10: ffffed1015d06620 R11: ffff8880ae833107 R12: ffff8880a8c89a08
R13: 0000000000000000 R14: 0000000000000001 R15: ffff8880a8c89a00
 generic_make_request+0x8f/0xb00 block/blk-core.c:1020
 __blk_queue_split+0x908/0x17a0 block/blk-merge.c:347
 blk_mq_make_request+0x17d/0x2280 block/blk-mq.c:1920
 generic_make_request block/blk-core.c:1066 [inline]
 generic_make_request+0x23c/0xb00 block/blk-core.c:1008
 submit_bio+0x113/0x600 block/blk-core.c:1192
 blk_next_bio+0x4a/0x60 block/blk-lib.c:19
 __blkdev_issue_zero_pages+0x151/0x430 block/blk-lib.c:284
 blkdev_issue_zeroout+0x434/0x4c0 block/blk-lib.c:378
 blk_ioctl_zeroout block/ioctl.c:237 [inline]
 blkdev_ioctl+0x146f/0x1df0 block/ioctl.c:504
 block_ioctl+0xee/0x130 fs/block_dev.c:1983
 vfs_ioctl fs/ioctl.c:47 [inline]
 file_ioctl fs/ioctl.c:545 [inline]
 do_vfs_ioctl+0x977/0x14e0 fs/ioctl.c:732
 ksys_ioctl+0xab/0xd0 fs/ioctl.c:749
 __do_sys_ioctl fs/ioctl.c:756 [inline]
 __se_sys_ioctl fs/ioctl.c:754 [inline]
 __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:754
 do_syscall_64+0xfa/0x790 arch/x86/entry/common.c:294
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x4412a9
Code: e8 ac e8 ff ff 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 eb 08 fc ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007ffe15e0ec58 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004412a9
RDX: 0000000020000080 RSI: 000000000000127f RDI: 0000000000000003
RBP: 00000000006cb018 R08: 00000000004002c8 R09: 00000000004002c8
R10: 0000000000000004 R11: 0000000000000246 R12: 0000000000402020
R13: 00000000004020b0 R14: 0000000000000000 R15: 0000000000000000
Kernel Offset: disabled
Rebooting in 86400 seconds..