------------[ cut here ]------------ [EXFAT] No bh, device seems wrong or to be ejected. WARNING: CPU: 1 PID: 27656 at drivers/staging/exfat/exfat_blkdev.c:62 exfat_bdev_read+0x24a/0x2b0 drivers/staging/exfat/exfat_blkdev.c:62 Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 27656 Comm: syz-executor.0 Not tainted 5.6.0-rc7-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+0x188/0x20d lib/dump_stack.c:118 panic+0x2e3/0x75c kernel/panic.c:221 __warn.cold+0x2f/0x35 kernel/panic.c:582 report_bug+0x27b/0x2f0 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+0x12b/0x220 arch/x86/kernel/traps.c:267 do_invalid_op+0x32/0x40 arch/x86/kernel/traps.c:286 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1027 RIP: 0010:exfat_bdev_read+0x24a/0x2b0 drivers/staging/exfat/exfat_blkdev.c:62 Code: 00 00 31 ff 41 bc fb ff ff ff 89 de e8 4f 44 9d fb 85 db 0f 85 5d ff ff ff e8 d2 42 9d fb 48 c7 c7 60 23 ad 88 e8 be 53 6f fb <0f> 0b e9 45 ff ff ff e8 ba 0b da fb e9 ad fe ff ff e8 90 0b da fb RSP: 0018:ffffc90004927b38 EFLAGS: 00010286 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 000000000000001a RSI: ffffffff815c06c1 RDI: fffff52000924f59 RBP: ffffc90004927c70 R08: ffff888046baa600 R09: ffffed1015ce6659 R10: ffffed1015ce6658 R11: ffff8880ae7332c7 R12: 00000000fffffffb R13: ffff88800d160000 R14: 0000000000000001 R15: 0000000000000000 sector_read+0x13a/0x1e0 drivers/staging/exfat/exfat_core.c:2496 ffsMountVol drivers/staging/exfat/exfat_super.c:376 [inline] exfat_fill_super.cold+0x2e4/0x895 drivers/staging/exfat/exfat_super.c:3713 mount_bdev+0x305/0x3c0 fs/super.c:1417 legacy_get_tree+0x105/0x220 fs/fs_context.c:622 vfs_get_tree+0x89/0x2f0 fs/super.c:1547 do_new_mount fs/namespace.c:2822 [inline] do_mount+0x1306/0x1a60 fs/namespace.c:3107 __do_sys_mount fs/namespace.c:3316 [inline] __se_sys_mount fs/namespace.c:3293 [inline] __x64_sys_mount+0x18f/0x230 fs/namespace.c:3293 do_syscall_64+0xf6/0x7d0 arch/x86/entry/common.c:294 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45c849 Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fd5706d1c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007fd5706d26d4 RCX: 000000000045c849 RDX: 00000000200001c0 RSI: 0000000020000180 RDI: 0000000020000000 RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 0000000000000749 R14: 00000000004ca11a R15: 000000000076bf0c Kernel Offset: disabled Rebooting in 86400 seconds..