------------[ cut here ]------------ [EXFAT] No bh, device seems wrong or to be ejected. WARNING: CPU: 0 PID: 22884 at drivers/staging/exfat/exfat_blkdev.c:63 bdev_read+0x1ea/0x250 drivers/staging/exfat/exfat_blkdev.c:62 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 22884 Comm: syz-executor.3 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+0x1fb/0x318 lib/dump_stack.c:118 panic+0x264/0x7a9 kernel/panic.c:221 __warn+0x20e/0x210 kernel/panic.c:582 report_bug+0x1b6/0x2f0 lib/bug.c:195 fixup_bug arch/x86/kernel/traps.c:179 [inline] do_error_trap+0xd7/0x440 arch/x86/kernel/traps.c:272 do_invalid_op+0x36/0x40 arch/x86/kernel/traps.c:291 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1028 RIP: 0010:bdev_read+0x1ea/0x250 drivers/staging/exfat/exfat_blkdev.c:62 Code: c9 d1 fb b8 01 00 00 00 48 83 c4 18 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 84 c9 d1 fb 48 c7 c7 70 74 72 88 31 c0 e8 a6 66 a4 fb <0f> 0b eb d5 89 d9 80 e1 07 38 c1 0f 8c 7a fe ff ff 48 89 df e8 4d RSP: 0018:ffff8880a318f780 EFLAGS: 00010246 RAX: 1d568a89f46c5e00 RBX: 0000000000000000 RCX: 0000000000040000 RDX: ffffc9000c795000 RSI: 0000000000017e35 RDI: 0000000000017e36 RBP: ffff8880a318f7c0 R08: ffffffff815d8ce4 R09: ffffed1015d461d8 R10: ffffed1015d461d8 R11: 0000000000000000 R12: ffff888028ac0094 R13: ffff888028ac8174 R14: ffff8880a318f950 R15: 1ffff11014631f2a sector_read+0x120/0x320 drivers/staging/exfat/exfat_core.c:3615 ffsMountVol drivers/staging/exfat/exfat_super.c:374 [inline] exfat_fill_super+0x11c3/0x27a0 drivers/staging/exfat/exfat_super.c:3869 mount_bdev+0x27c/0x390 fs/super.c:1415 exfat_fs_mount+0x34/0x40 drivers/staging/exfat/exfat_super.c:3936 legacy_get_tree+0xf9/0x1a0 fs/fs_context.c:647 vfs_get_tree+0x8b/0x2a0 fs/super.c:1545 do_new_mount fs/namespace.c:2822 [inline] do_mount+0x16c0/0x2510 fs/namespace.c:3142 ksys_mount+0xcc/0x100 fs/namespace.c:3351 __do_sys_mount fs/namespace.c:3365 [inline] __se_sys_mount fs/namespace.c:3362 [inline] __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3362 do_syscall_64+0xf7/0x1c0 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45d09a Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 4d 8c fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 2a 8c fb ff c3 66 0f 1f 84 00 00 00 00 00 RSP: 002b:00007f8fa605aa88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f8fa605ab40 RCX: 000000000045d09a RDX: 00007f8fa605aae0 RSI: 0000000020000080 RDI: 00007f8fa605ab00 RBP: 0000000000000000 R08: 00007f8fa605ab40 R09: 00007f8fa605aae0 R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000007 R13: 00000000004ca089 R14: 00000000004e2018 R15: 00000000ffffffff Kernel Offset: disabled Rebooting in 86400 seconds..